/* roulang page: index */
:root {
            --primary: #0F2B24;
            --primary-dark: #0A1F19;
            --primary-light: #1C2B28;
            --accent: #1B7F5A;
            --accent-hover: #146B4B;
            --gold: #C59A4A;
            --gold-light: #D8B87A;
            --bg: #F6F8F5;
            --card-bg: #FFFFFF;
            --text-main: #17211D;
            --text-body: #2B3732;
            --text-muted: #6B7A73;
            --border: #E3E9E4;
            --border-strong: #D0D9D3;
            --danger: #B85C3A;
            --radius: 10px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(15, 43, 36, 0.04);
            --shadow-hover: 0 8px 24px rgba(15, 43, 36, 0.1);
            --font: 'Microsoft YaHei', 'PingFang SC', 'Noto Sans SC', sans-serif;
            --container-max: 1200px;
            --section-gap: 64px;
            --nav-height: 68px;
            --transition: all 0.25s ease;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            font-size: 16px;
        }

        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text-body);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--accent);
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--font);
            font-size: 15px;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            color: var(--text-main);
            font-weight: 700;
            line-height: 1.35;
        }

        h1 {
            font-size: clamp(28px, 4vw, 34px);
            font-weight: 700;
        }

        h2 {
            font-size: clamp(22px, 3vw, 26px);
            font-weight: 700;
        }

        h3 {
            font-size: clamp(16px, 2vw, 18px);
            font-weight: 600;
        }

        p {
            margin-bottom: 12px;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }

        .section-alt {
            background: #FFFFFF;
        }

        .section-accent-bg {
            background: linear-gradient(180deg, #0F2B24 0%, #132F28 100%);
            color: #E8F0EB;
        }

        .section-accent-bg h2,
        .section-accent-bg h3 {
            color: #FFFFFF;
        }

        .section-accent-bg .subtitle {
            color: #B8C9C1;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header .subtitle {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 8px;
            max-width: 720px;
        }

        .section-header .section-tag {
            display: inline-block;
            background: var(--accent);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.3px;
            text-align: center;
            transition: var(--transition);
            white-space: nowrap;
            line-height: 1.4;
            cursor: pointer;
            text-decoration: none;
        }

        .btn-primary {
            background: var(--primary);
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(15, 43, 36, 0.15);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(15, 43, 36, 0.25);
            transform: translateY(-1px);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 1px 3px rgba(15, 43, 36, 0.2);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-secondary:hover {
            background: var(--primary);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(15, 43, 36, 0.15);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-accent {
            background: var(--accent);
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(27, 127, 90, 0.2);
        }

        .btn-accent:hover {
            background: var(--accent-hover);
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(27, 127, 90, 0.3);
            transform: translateY(-1px);
        }

        .btn-gold {
            background: var(--gold);
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(197, 154, 74, 0.25);
        }

        .btn-gold:hover {
            background: #B8893D;
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(197, 154, 74, 0.35);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 7px 14px;
            font-size: 12px;
            border-radius: 4px;
        }

        .btn-lg {
            padding: 12px 26px;
            font-size: 15px;
            border-radius: 8px;
        }

        .badge {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: #E8F0EB;
            color: var(--accent);
        }

        .badge-gold {
            background: #F5EFE0;
            color: #9A7A38;
        }

        .badge-muted {
            background: #EEF1EF;
            color: var(--text-muted);
        }

        /* ============ HEADER / NAV ============ */
        .site-header {
            background: var(--primary-light);
            color: #FFFFFF;
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--nav-height);
            box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06), 0 4px 16px rgba(0, 0, 0, 0.12);
            display: flex;
            align-items: center;
            transition: var(--transition);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 20px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            text-decoration: none;
            color: #FFFFFF;
        }

        .nav-logo:hover {
            color: #FFFFFF;
        }

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            color: #FFFFFF;
            letter-spacing: 0;
            flex-shrink: 0;
        }

        .nav-logo-text {
            font-size: 17px;
            font-weight: 700;
            letter-spacing: 0.5px;
            color: #FFFFFF;
            white-space: nowrap;
        }

        .nav-logo-text span {
            color: #B8D9C9;
            font-weight: 400;
            font-size: 13px;
        }

        .nav-main {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 12px;
            font-size: 14px;
            font-weight: 500;
            color: #C8D5D0;
            letter-spacing: 0.4px;
            border-radius: 4px;
            position: relative;
            transition: var(--transition);
            white-space: nowrap;
            text-decoration: none;
        }

        .nav-link:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-link.active {
            color: #FFFFFF;
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 12px;
            right: 12px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }

        .nav-divider {
            width: 1px;
            height: 20px;
            background: rgba(255, 255, 255, 0.15);
            margin: 0 4px;
            flex-shrink: 0;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }

        .nav-mini-link {
            display: inline-flex;
            align-items: center;
            padding: 6px 10px;
            font-size: 12px;
            font-weight: 500;
            color: #AFC3BA;
            border-radius: 4px;
            letter-spacing: 0.3px;
            transition: var(--transition);
            text-decoration: none;
            border: 1px solid transparent;
        }

        .nav-mini-link:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
            border-color: rgba(255, 255, 255, 0.12);
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: transparent;
            border: none;
            transition: var(--transition);
        }

        .nav-hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-hamburger.active span:nth-child(2) {
            opacity: 0;
        }

        .nav-hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ============ NOTICE BAR ============ */
        .notice-bar {
            background: #EDF2EF;
            border-bottom: 1px solid var(--border);
            padding: 8px 0;
            font-size: 13px;
            color: var(--text-body);
        }

        .notice-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .notice-bar-left {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
        }

        .notice-bar-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.6;
                transform: scale(1.2);
            }
        }

        .notice-bar-text {
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            color: var(--text-body);
        }

        .notice-bar-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 13px;
            white-space: nowrap;
            text-decoration: none;
        }

        .notice-bar-link:hover {
            color: var(--accent);
        }

        /* ============ HERO ============ */
        .hero {
            min-height: 60vh;
            display: flex;
            align-items: center;
            padding: 52px 0 56px;
            background: linear-gradient(135deg, #F6F8F5 0%, #E8F0EB 50%, #F0F5F2 100%);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(27, 127, 90, 0.06) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .hero .container {
            display: flex;
            align-items: center;
            gap: 48px;
            position: relative;
            z-index: 1;
        }

        .hero-content {
            flex: 0 0 55%;
            max-width: 55%;
        }

        .hero-image {
            flex: 0 0 45%;
            max-width: 45%;
            position: relative;
        }

        .hero-image img {
            width: 100%;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 16px 40px rgba(15, 43, 36, 0.18);
            position: relative;
            z-index: 1;
        }

        .hero-image::after {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: 12px;
            background: linear-gradient(180deg, rgba(15, 43, 36, 0.12) 0%, rgba(15, 43, 36, 0.28) 100%);
            z-index: 2;
            pointer-events: none;
        }

        .hero-image-accent {
            position: absolute;
            bottom: -18px;
            left: -18px;
            width: 180px;
            height: 120px;
            background: var(--primary);
            border-radius: 8px;
            z-index: 0;
            opacity: 0.08;
        }

        .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 18px;
        }

        .hero-tag-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--gold);
        }

        .hero h1 {
            font-size: clamp(28px, 5vw, 36px);
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }

        .hero h1 .highlight {
            color: var(--accent);
            position: relative;
        }

        .hero p {
            font-size: 15px;
            color: var(--text-body);
            max-width: 520px;
            margin-bottom: 24px;
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }

        .hero-stats-mini {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }

        .hero-stat-mini {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .hero-stat-mini strong {
            color: var(--text-main);
            font-weight: 700;
            font-size: 16px;
        }

        /* ============ DATA TRUST BAR ============ */
        .trust-bar {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border);
            padding: 24px 0;
        }

        .trust-bar-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .trust-item {
            text-align: center;
            padding: 8px 16px;
            border-right: 1px solid var(--border);
        }

        .trust-item:last-child {
            border-right: none;
        }

        .trust-number {
            font-size: clamp(28px, 4vw, 36px);
            font-weight: 700;
            color: var(--primary);
            letter-spacing: -0.5px;
            line-height: 1.2;
        }

        .trust-number span {
            color: var(--accent);
            font-size: 20px;
            margin-left: 2px;
        }

        .trust-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ============ SOLUTION CARDS ============ */
        .solution-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .solution-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .solution-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-strong);
        }

        .solution-card-image {
            width: 100%;
            height: 180px;
            object-fit: cover;
            border-bottom: 1px solid var(--border);
        }

        .solution-card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .solution-card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
        }

        .solution-card-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 16px;
            flex: 1;
        }

        .solution-card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .solution-card-link:hover {
            color: var(--primary);
            gap: 10px;
        }

        /* ============ COLLECTION / CATEGORY ============ */
        .collection-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .collection-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 20px;
            text-align: center;
            transition: var(--transition);
            cursor: pointer;
            text-decoration: none;
            color: var(--text-body);
            display: block;
        }

        .collection-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }

        .collection-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: #E8F0EB;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            font-size: 20px;
            color: var(--accent);
            transition: var(--transition);
        }

        .collection-card:hover .collection-icon {
            background: var(--accent);
            color: #FFFFFF;
        }

        .collection-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
        }

        .collection-count {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* ============ STEPS ============ */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .step-item {
            position: relative;
            text-align: center;
            padding: 24px 16px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            transition: var(--transition);
        }

        .step-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .step-number {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--primary);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            letter-spacing: 0;
        }

        .step-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .step-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ============ DATA DISPLAY ============ */
        .data-display-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .data-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .data-card:hover {
            box-shadow: var(--shadow-hover);
        }

        .data-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 16px;
        }

        .data-card-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
        }

        .data-card-badge {
            font-size: 11px;
            padding: 3px 10px;
            border-radius: 12px;
            background: #E8F0EB;
            color: var(--accent);
            font-weight: 600;
        }

        .data-chart-placeholder {
            height: 120px;
            background: linear-gradient(135deg, #F0F5F2 0%, #E4ECE7 100%);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            color: var(--text-muted);
            letter-spacing: 0.5px;
            border: 1px dashed var(--border-strong);
        }

        .data-mini-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-top: 16px;
        }

        .data-mini-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 8px 12px;
            background: #F8FAF9;
            border-radius: var(--radius-sm);
            font-size: 13px;
            color: var(--text-body);
        }

        .data-mini-item strong {
            color: var(--text-main);
            font-weight: 600;
        }

        .data-mini-item .trend {
            color: var(--accent);
            font-weight: 600;
        }

        /* ============ TESTIMONIALS ============ */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .testimonial-card {
            background: #F8FAF9;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 22px;
            position: relative;
            transition: var(--transition);
        }

        .testimonial-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .testimonial-quote {
            font-size: 30px;
            color: var(--accent);
            line-height: 1;
            margin-bottom: 8px;
            font-weight: 700;
            opacity: 0.4;
        }

        .testimonial-text {
            font-size: 13px;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .testimonial-avatar {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: #D0D9D3;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            font-weight: 600;
            font-size: 11px;
        }

        .testimonial-role {
            font-weight: 600;
            color: var(--text-main);
        }

        /* ============ AUDIENCE ============ */
        .audience-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .audience-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px;
            text-align: center;
            transition: var(--transition);
        }

        .audience-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--accent);
        }

        .audience-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: #F0F5F2;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 12px;
            font-size: 20px;
        }

        .audience-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
        }

        .audience-desc {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ============ NEWS ============ */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
        }

        .news-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            border-bottom: 1px solid var(--border);
            gap: 20px;
            transition: var(--transition);
        }

        .news-item:last-child {
            border-bottom: none;
        }

        .news-item:hover {
            background: #F8FAF9;
        }

        .news-item-main {
            flex: 1;
            min-width: 0;
        }

        .news-item-date {
            font-size: 12px;
            color: var(--gold);
            font-weight: 600;
            margin-bottom: 4px;
            letter-spacing: 0.3px;
        }

        .news-item-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
            line-height: 1.4;
        }

        .news-item-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            max-width: 600px;
        }

        .news-item-btn {
            flex-shrink: 0;
        }

        /* ============ RELATED / RECOMMEND ============ */
        .recommend-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .recommend-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            text-decoration: none;
            color: var(--text-body);
        }

        .recommend-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: var(--border-strong);
            color: var(--text-body);
        }

        .recommend-card img {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-bottom: 1px solid var(--border);
        }

        .recommend-card-body {
            padding: 16px 18px 18px;
            flex: 1;
        }

        .recommend-card-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .recommend-card-desc {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ============ DATA REPORT ============ */
        .report-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .report-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: var(--transition);
            box-shadow: var(--shadow);
            text-decoration: none;
            color: var(--text-body);
        }

        .report-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--border-strong);
            color: var(--text-body);
        }

        .report-card-main {
            flex: 1;
            min-width: 0;
        }

        .report-card-date {
            font-size: 12px;
            color: var(--gold);
            font-weight: 600;
            margin-bottom: 4px;
        }

        .report-card-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
        }

        .report-card-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .report-card-arrow {
            font-size: 18px;
            color: var(--accent);
            flex-shrink: 0;
        }

        /* ============ BRAND INTRO ============ */
        .brand-intro {
            background: linear-gradient(135deg, #0F2B24 0%, #143A30 50%, #1A4A3A 100%);
            color: #D5E5DE;
            border-radius: var(--radius);
            padding: 40px 36px;
            position: relative;
            overflow: hidden;
        }

        .brand-intro::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -50px;
            width: 240px;
            height: 240px;
            background: radial-gradient(circle, rgba(197, 154, 74, 0.12) 0%, transparent 70%);
            border-radius: 50%;
        }

        .brand-intro h2 {
            color: #FFFFFF;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }

        .brand-intro p {
            color: #C8DCD3;
            font-size: 14px;
            line-height: 1.9;
            max-width: 880px;
            position: relative;
            z-index: 1;
            margin-bottom: 0;
        }

        .brand-intro .gold-accent {
            color: var(--gold-light);
            font-weight: 600;
        }

        /* ============ FAQ ============ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 18px 22px;
            transition: var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--border-strong);
        }

        .faq-question {
            font-weight: 600;
            color: var(--text-main);
            font-size: 15px;
            margin-bottom: 8px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .faq-question .faq-q {
            color: var(--accent);
            font-weight: 700;
            flex-shrink: 0;
        }

        .faq-answer {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            padding-left: 24px;
            display: flex;
            gap: 10px;
        }

        .faq-answer .faq-a {
            color: var(--gold);
            font-weight: 700;
            flex-shrink: 0;
        }

        /* ============ CTA ============ */
        .cta-section {
            background: linear-gradient(135deg, #0F2B24 0%, #143A30 100%);
            padding: 56px 0;
            text-align: center;
            color: #FFFFFF;
        }

        .cta-section h2 {
            color: #FFFFFF;
            margin-bottom: 12px;
        }

        .cta-section p {
            color: #B8C9C1;
            margin-bottom: 24px;
            font-size: 15px;
        }

        .cta-actions {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ============ QUICK LINKS ============ */
        .quick-links {
            padding: 32px 0;
            background: #FFFFFF;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .quick-links-grid {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .quick-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            background: #F0F5F2;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-body);
            text-decoration: none;
            transition: var(--transition);
            border: 1px solid transparent;
        }

        .quick-link:hover {
            background: #E4ECE7;
            color: var(--primary);
            border-color: var(--border-strong);
            transform: translateY(-1px);
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--primary);
            color: #C8D5D0;
            padding: 48px 0 24px;
            font-size: 13px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand {
            color: #FFFFFF;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        .footer-brand-desc {
            font-size: 12px;
            color: #9AB5AA;
            line-height: 1.7;
            max-width: 260px;
        }

        .footer-heading {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .footer-links a {
            font-size: 12px;
            color: #9AB5AA;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: var(--gold-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: #7E958A;
        }

        .footer-bottom a {
            color: #9AB5AA;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--gold-light);
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .solution-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .collection-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .audience-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .recommend-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-display-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .hero .container {
                gap: 32px;
            }
            .hero-content {
                flex-basis: 55%;
                max-width: 55%;
            }
            .hero-image {
                flex-basis: 45%;
                max-width: 45%;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
                --section-gap: 44px;
            }

            .nav-hamburger {
                display: flex;
            }

            .nav-main {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--primary-light);
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 24px;
                gap: 4px;
                box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
                display: none;
                z-index: 999;
                max-height: calc(100vh - var(--nav-height));
                overflow-y: auto;
            }

            .nav-main.open {
                display: flex;
            }

            .nav-main .nav-link {
                width: 100%;
                padding: 12px 8px;
                font-size: 15px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            }

            .nav-main .nav-link:last-child {
                border-bottom: none;
            }

            .nav-divider {
                display: none;
            }

            .nav-right {
                display: none;
            }

            .nav-right-mobile {
                display: flex;
                gap: 8px;
                padding-top: 12px;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                width: 100%;
                flex-wrap: wrap;
            }

            .nav-right-mobile .nav-mini-link {
                font-size: 13px;
                padding: 8px 12px;
            }

            .hero .container {
                flex-direction: column;
                gap: 28px;
                text-align: center;
            }

            .hero-content {
                flex-basis: 100%;
                max-width: 100%;
            }

            .hero-image {
                flex-basis: 100%;
                max-width: 100%;
                max-height: 280px;
                overflow: hidden;
            }

            .hero-image img {
                max-height: 280px;
                object-fit: cover;
            }

            .hero-actions {
                justify-content: center;
            }

            .hero-stats-mini {
                justify-content: center;
            }

            .trust-bar-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .trust-item {
                border-right: none;
                padding: 8px;
            }

            .solution-grid {
                grid-template-columns: 1fr;
            }
            .collection-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: 1fr;
            }
            .audience-grid {
                grid-template-columns: 1fr;
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
            .recommend-grid {
                grid-template-columns: 1fr;
            }

            .news-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                padding: 16px 18px;
            }

            .news-item-btn {
                width: 100%;
            }

            .news-item-btn .btn {
                width: 100%;
            }

            .report-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                padding: 16px 18px;
            }

            .brand-intro {
                padding: 28px 22px;
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .notice-bar-text {
                max-width: 200px;
            }

            .section-header .subtitle {
                font-size: 13px;
            }

            body {
                font-size: 14px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-gap: 36px;
            }

            .container {
                padding: 0 16px;
            }

            .btn {
                width: 100%;
                padding: 10px 14px;
            }

            .btn-lg {
                padding: 12px 18px;
            }

            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }

            .hero-stats-mini {
                gap: 12px;
                flex-wrap: wrap;
            }

            .collection-grid {
                grid-template-columns: 1fr;
            }

            .trust-bar-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }

            .trust-number {
                font-size: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .notice-bar .container {
                flex-direction: column;
                gap: 4px;
                align-items: flex-start;
            }

            .notice-bar-text {
                max-width: 100%;
                white-space: normal;
            }

            .section-header h2 {
                font-size: 20px;
            }

            .faq-item {
                padding: 14px 16px;
            }

            .faq-question {
                font-size: 14px;
            }

            .faq-answer {
                font-size: 12px;
                padding-left: 0;
            }

            .collection-card {
                padding: 16px;
            }
        }

        @media (max-width: 380px) {
            .nav-logo-text {
                font-size: 15px;
            }
            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 15px;
            }
            .hero h1 {
                font-size: 22px;
            }
            .trust-bar-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0F2B24;
            --primary-dark: #0A1F19;
            --primary-light: #1C2B28;
            --accent: #1B7F5A;
            --accent-hover: #146B4B;
            --gold: #C59A4A;
            --gold-light: #D8B87A;
            --bg: #F6F8F5;
            --card-bg: #FFFFFF;
            --text-main: #17211D;
            --text-body: #2B3732;
            --text-muted: #6B7A73;
            --border: #E3E9E4;
            --border-strong: #D0D9D3;
            --danger: #B85C3A;
            --radius: 10px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(15, 43, 36, 0.04);
            --shadow-hover: 0 8px 24px rgba(15, 43, 36, 0.1);
            --font: 'Microsoft YaHei', 'PingFang SC', 'Noto Sans SC', sans-serif;
            --container-max: 1200px;
            --section-gap: 64px;
            --nav-height: 68px;
            --transition: all 0.25s ease;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            font-size: 16px;
        }

        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text-body);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--accent);
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--font);
            font-size: 15px;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }

        .section-alt {
            background: #FFFFFF;
        }

        .section-accent-bg {
            background: linear-gradient(180deg, #0F2B24 0%, #132F28 100%);
            color: #E8F0EB;
        }

        .section-accent-bg h2,
        .section-accent-bg h3 {
            color: #FFFFFF;
        }

        .section-accent-bg .subtitle {
            color: #B8C9C1;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header .subtitle {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 8px;
            max-width: 720px;
            line-height: 1.8;
        }

        .section-header .section-tag {
            display: inline-block;
            background: var(--accent);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }

        /* 按钮系统 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.3px;
            text-align: center;
            transition: var(--transition);
            white-space: nowrap;
            line-height: 1.4;
            cursor: pointer;
            text-decoration: none;
        }

        .btn-primary {
            background: var(--primary);
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(15, 43, 36, 0.15);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(15, 43, 36, 0.25);
            transform: translateY(-1px);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 1px 3px rgba(15, 43, 36, 0.2);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-secondary:hover {
            background: var(--primary);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(15, 43, 36, 0.15);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-accent {
            background: var(--accent);
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(27, 127, 90, 0.2);
        }

        .btn-accent:hover {
            background: var(--accent-hover);
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(27, 127, 90, 0.3);
            transform: translateY(-1px);
        }

        .btn-gold {
            background: var(--gold);
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(197, 154, 74, 0.25);
        }

        .btn-gold:hover {
            background: #B8893D;
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(197, 154, 74, 0.35);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 7px 14px;
            font-size: 12px;
            border-radius: 4px;
        }

        .btn-lg {
            padding: 12px 26px;
            font-size: 15px;
            border-radius: 8px;
        }

        /* 徽章 */
        .badge {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: #E8F0EB;
            color: var(--accent);
        }

        .badge-gold {
            background: #F5EFE0;
            color: #9A7A38;
        }

        .badge-outline {
            background: transparent;
            border: 1px solid var(--border-strong);
            color: var(--text-muted);
        }

        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary-light);
            box-shadow: 0 2px 12px rgba(15, 43, 36, 0.12);
            height: var(--nav-height);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            gap: 16px;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 0.5px;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .nav-logo:hover {
            color: #FFFFFF;
            opacity: 0.85;
        }

        .nav-logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent);
            color: #FFFFFF;
            border-radius: 8px;
            font-size: 18px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-logo-text {
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0.5px;
        }

        .nav-main {
            display: flex;
            align-items: center;
            gap: 0;
            flex: 1;
            justify-content: center;
            height: 100%;
        }

        .nav-link {
            color: #D5E0DA;
            font-size: 14px;
            font-weight: 500;
            padding: 0 18px;
            height: 100%;
            display: flex;
            align-items: center;
            position: relative;
            transition: var(--transition);
            letter-spacing: 0.5px;
        }

        .nav-link:hover {
            color: #FFFFFF;
        }

        .nav-link.active {
            color: #FFFFFF;
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 18px;
            right: 18px;
            height: 2.5px;
            background: var(--accent);
            border-radius: 2px 2px 0 0;
        }

        .nav-divider {
            width: 1px;
            height: 18px;
            background: rgba(255, 255, 255, 0.18);
            flex-shrink: 0;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }

        .nav-mini-link {
            color: #C5D2CC;
            font-size: 13px;
            font-weight: 500;
            padding: 5px 10px;
            border-radius: 4px;
            transition: var(--transition);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .nav-mini-link:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 36px;
            height: 36px;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            background: transparent;
            transition: var(--transition);
        }

        .nav-hamburger span {
            display: block;
            width: 20px;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-hamburger:hover {
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-right-mobile {
            display: none;
        }

        /* 面包屑 */
        .breadcrumb-bar {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-muted);
            transition: var(--transition);
        }

        .breadcrumb a:hover {
            color: var(--accent);
        }

        .breadcrumb .breadcrumb-sep {
            color: var(--border-strong);
            font-size: 12px;
        }

        .breadcrumb .breadcrumb-current {
            color: var(--text-main);
            font-weight: 600;
        }

        /* 轻量页头 */
        .page-hero-light {
            background: linear-gradient(135deg, #F0F5F1 0%, #E8F0EA 100%);
            border-bottom: 1px solid var(--border);
            padding: 36px 0 32px;
            position: relative;
            overflow: hidden;
        }

        .page-hero-light::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 280px;
            height: 100%;
            background: linear-gradient(270deg, rgba(27, 127, 90, 0.06) 0%, transparent 100%);
            pointer-events: none;
        }

        .page-hero-light .container {
            position: relative;
            z-index: 1;
        }

        .page-hero-light h1 {
            font-size: 30px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            letter-spacing: 0.5px;
            line-height: 1.3;
        }

        .page-hero-light .hero-desc {
            font-size: 14px;
            color: var(--text-muted);
            max-width: 760px;
            line-height: 1.8;
        }

        .hero-meta-badges {
            display: flex;
            gap: 8px;
            margin-top: 14px;
            flex-wrap: wrap;
        }

        /* 卡片网格 */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .card-grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .card-grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 18px;
        }

        /* 资讯条目卡片 */
        .news-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .news-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-strong);
        }

        .news-card-thumb {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: #E8F0EB;
        }

        .news-card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .news-card:hover .news-card-thumb img {
            transform: scale(1.03);
        }

        .news-card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .news-card-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .news-card-date {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .news-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.5;
            margin-bottom: 8px;
        }

        .news-card-title a {
            color: var(--text-main);
            transition: var(--transition);
        }

        .news-card-title a:hover {
            color: var(--accent);
        }

        .news-card-summary {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 14px;
        }

        .news-card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: var(--transition);
        }

        .news-card-link:hover {
            color: var(--primary);
            gap: 8px;
        }

        /* 标签区 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-btn {
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            background: #FFFFFF;
            border: 1px solid var(--border-strong);
            color: var(--text-body);
            transition: var(--transition);
            cursor: pointer;
        }

        .tag-btn:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: #F6FBF8;
        }

        .tag-btn.active-tag {
            background: var(--accent);
            border-color: var(--accent);
            color: #FFFFFF;
        }

        /* 焦点列表 */
        .focus-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
        }

        .focus-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 20px;
            border-bottom: 1px solid var(--border);
            transition: var(--transition);
        }

        .focus-item:last-child {
            border-bottom: none;
        }

        .focus-item:hover {
            background: #F8FBF9;
        }

        .focus-item-rank {
            font-size: 22px;
            font-weight: 700;
            color: var(--gold);
            min-width: 36px;
            text-align: center;
            font-style: italic;
        }

        .focus-item-content {
            flex: 1;
        }

        .focus-item-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            line-height: 1.5;
        }

        .focus-item-meta {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        .focus-item-tag {
            flex-shrink: 0;
        }

        /* 数据快照 */
        .snapshot-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 18px;
        }

        .snapshot-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px 22px;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }

        .snapshot-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }

        .snapshot-number {
            font-size: 30px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.3;
        }

        .snapshot-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .snapshot-icon {
            font-size: 28px;
            color: var(--accent);
            margin-bottom: 8px;
        }

        /* 订阅 CTA */
        .cta-subscribe {
            background: linear-gradient(135deg, #0F2B24 0%, #1C3A32 100%);
            border-radius: var(--radius);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 30px;
            flex-wrap: wrap;
            box-shadow: 0 8px 20px rgba(15, 43, 36, 0.18);
        }

        .cta-subscribe-text {
            flex: 1;
            min-width: 260px;
        }

        .cta-subscribe-text h3 {
            color: #FFFFFF;
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .cta-subscribe-text p {
            color: #B8C9C1;
            font-size: 14px;
            margin-top: 4px;
        }

        .cta-subscribe-form {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        .cta-subscribe-form input {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-sm);
            padding: 10px 16px;
            font-size: 14px;
            color: #FFFFFF;
            width: 240px;
            transition: var(--transition);
        }

        .cta-subscribe-form input::placeholder {
            color: rgba(255, 255, 255, 0.55);
        }

        .cta-subscribe-form input:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.15);
            outline: 2px solid rgba(27, 127, 90, 0.5);
        }

        /* 页脚 */
        .site-footer {
            background: var(--primary-dark);
            color: #B8C9C1;
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1.2fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .footer-brand-desc {
            font-size: 13px;
            color: #9FB0A8;
            line-height: 1.8;
            max-width: 280px;
        }

        .footer-heading {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 13px;
            color: #B8C9C1;
            transition: var(--transition);
        }

        .footer-links a:hover {
            color: #FFFFFF;
            padding-left: 4px;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 18px;
            font-size: 12px;
            color: #8FA39A;
        }

        .footer-bottom a {
            color: #B8C9C1;
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: #FFFFFF;
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .card-grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 24px;
            }

            .nav-link {
                padding: 0 12px;
                font-size: 13px;
            }

            .nav-right {
                gap: 2px;
            }

            .nav-mini-link {
                padding: 5px 7px;
                font-size: 12px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
                --section-gap: 44px;
            }

            .site-header {
                height: var(--nav-height);
            }

            .nav-hamburger {
                display: flex;
            }

            .nav-main {
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--primary-light);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 12px 24px 20px;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.35s ease, padding 0.35s ease;
                box-shadow: 0 8px 20px rgba(15, 43, 36, 0.2);
                border-top: 1px solid rgba(255, 255, 255, 0.08);
                padding: 0 24px;
            }

            .nav-main.nav-open {
                max-height: 520px;
                padding: 12px 24px 20px;
            }

            .nav-link {
                padding: 14px 0;
                height: auto;
                font-size: 14px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
                color: #D5E0DA;
            }

            .nav-link.active::after {
                display: none;
            }

            .nav-link.active {
                color: #FFFFFF;
                background: rgba(255, 255, 255, 0.05);
                padding-left: 10px;
                border-radius: 4px;
            }

            .nav-divider {
                display: none;
            }

            .nav-right {
                display: none;
            }

            .nav-right-mobile {
                display: flex;
                flex-direction: column;
                gap: 0;
                border-top: 1px solid rgba(255, 255, 255, 0.08);
                margin-top: 10px;
                padding-top: 10px;
            }

            .nav-right-mobile .nav-mini-link {
                padding: 12px 0;
                font-size: 13px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
                color: #C5D2CC;
            }

            .nav-right-mobile .nav-mini-link:hover {
                background: rgba(255, 255, 255, 0.05);
                color: #FFFFFF;
            }

            .page-hero-light {
                padding: 28px 0 24px;
            }

            .page-hero-light h1 {
                font-size: 24px;
            }

            .card-grid {
                grid-template-columns: 1fr;
            }

            .card-grid-2 {
                grid-template-columns: 1fr;
            }

            .card-grid-4 {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .snapshot-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .cta-subscribe {
                flex-direction: column;
                align-items: flex-start;
                padding: 28px 24px;
            }

            .cta-subscribe-form input {
                width: 100%;
            }

            .cta-subscribe-form {
                width: 100%;
                flex-direction: column;
            }

            .cta-subscribe-form .btn {
                width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                text-align: left;
            }

            .news-card-summary {
                font-size: 12px;
            }

            .news-card-title {
                font-size: 15px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-gap: 36px;
            }

            .container {
                padding: 0 16px;
            }

            .page-hero-light h1 {
                font-size: 21px;
            }

            .card-grid-4 {
                grid-template-columns: 1fr;
            }

            .snapshot-grid {
                grid-template-columns: 1fr;
                gap: 10px;
            }

            .snapshot-number {
                font-size: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .tag-cloud {
                gap: 6px;
            }

            .tag-btn {
                padding: 5px 12px;
                font-size: 12px;
            }

            .focus-item {
                padding: 12px 14px;
                gap: 10px;
            }

            .focus-item-rank {
                font-size: 18px;
                min-width: 28px;
            }

            .breadcrumb {
                font-size: 12px;
                gap: 4px;
            }

            .nav-logo-text {
                font-size: 16px;
            }

            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 16px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #0F2B24;
            --primary-dark: #0A1F19;
            --primary-light: #1C2B28;
            --accent: #1B7F5A;
            --accent-hover: #146B4B;
            --gold: #C59A4A;
            --gold-light: #D8B87A;
            --bg: #F6F8F5;
            --card-bg: #FFFFFF;
            --text-main: #17211D;
            --text-body: #2B3732;
            --text-muted: #6B7A73;
            --border: #E3E9E4;
            --border-strong: #D0D9D3;
            --danger: #B85C3A;
            --radius: 10px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(15, 43, 36, 0.04);
            --shadow-hover: 0 8px 24px rgba(15, 43, 36, 0.1);
            --font: 'Microsoft YaHei', 'PingFang SC', 'Noto Sans SC', sans-serif;
            --container-max: 1200px;
            --section-gap: 64px;
            --nav-height: 68px;
            --transition: all 0.25s ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text-body);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        button, input, textarea, select {
            font-family: var(--font);
            font-size: 15px;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        h1, h2, h3, h4, h5, h6 {
            color: var(--text-main);
            font-weight: 700;
            line-height: 1.3;
            margin: 0 0 16px 0;
        }
        h1 {
            font-size: 30px;
            letter-spacing: 0.5px;
        }
        h2 {
            font-size: 24px;
            letter-spacing: 0.3px;
        }
        h3 {
            font-size: 17px;
            font-weight: 600;
        }
        p {
            margin: 0 0 14px 0;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding: var(--section-gap) 0;
        }
        .section-alt {
            background: #FFFFFF;
        }
        .section-header {
            margin-bottom: 36px;
        }
        .section-header .subtitle {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 8px;
            max-width: 720px;
        }
        .section-header .section-tag {
            display: inline-block;
            background: var(--accent);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.3px;
            text-align: center;
            transition: var(--transition);
            white-space: nowrap;
            line-height: 1.4;
            cursor: pointer;
            text-decoration: none;
        }
        .btn-primary {
            background: var(--primary);
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(15, 43, 36, 0.15);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(15, 43, 36, 0.25);
            transform: translateY(-1px);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 1px 3px rgba(15, 43, 36, 0.2);
        }
        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }
        .btn-secondary:hover {
            background: var(--primary);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(15, 43, 36, 0.15);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn-accent {
            background: var(--accent);
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(27, 127, 90, 0.2);
        }
        .btn-accent:hover {
            background: var(--accent-hover);
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(27, 127, 90, 0.3);
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 7px 14px;
            font-size: 12px;
            border-radius: 4px;
        }
        .btn-lg {
            padding: 12px 26px;
            font-size: 15px;
            border-radius: 8px;
        }
        .badge {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: #E8F0EB;
            color: var(--accent);
        }
        .badge-gold {
            background: #F5EFE0;
            color: #9A7A38;
        }

        /* Header / Nav */
        .site-header {
            background: var(--primary-light);
            color: #FFFFFF;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0,0,0,0.12);
            height: var(--nav-height);
            display: flex;
            align-items: center;
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 18px;
            letter-spacing: 0.5px;
            text-decoration: none;
            white-space: nowrap;
        }
        .nav-logo:hover {
            color: #FFFFFF;
            opacity: 0.9;
        }
        .nav-logo-icon {
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            flex-shrink: 0;
        }
        .nav-logo-text {
            font-size: 17px;
            font-weight: 700;
            letter-spacing: 0.5px;
        }
        .nav-main {
            display: flex;
            align-items: center;
            gap: 4px;
            flex-wrap: nowrap;
        }
        .nav-link {
            color: #D5E0DA;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.5px;
            padding: 8px 14px;
            border-radius: 4px;
            text-decoration: none;
            transition: var(--transition);
            white-space: nowrap;
            position: relative;
        }
        .nav-link:hover {
            color: #FFFFFF;
            background: rgba(255,255,255,0.08);
        }
        .nav-link.active {
            color: #FFFFFF;
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 14px;
            right: 14px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-divider {
            width: 1px;
            height: 20px;
            background: rgba(255,255,255,0.18);
            flex-shrink: 0;
        }
        .nav-right {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-mini-link {
            color: #C5D2CC;
            font-size: 12px;
            font-weight: 500;
            letter-spacing: 0.5px;
            padding: 6px 12px;
            border: 1px solid rgba(255,255,255,0.25);
            border-radius: 4px;
            text-decoration: none;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-mini-link:hover {
            color: #FFFFFF;
            border-color: var(--accent);
            background: rgba(27,127,90,0.25);
        }
        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 6px;
            cursor: pointer;
            background: transparent;
            border: none;
        }
        .nav-hamburger span {
            width: 24px;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-right-mobile {
            display: none;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .breadcrumb a {
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .separator {
            color: var(--border-strong);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }

        /* Page Header (lightweight) */
        .page-header {
            background: linear-gradient(135deg, #F6F8F5 0%, #EDF2EE 100%);
            padding: 36px 0 28px;
            border-bottom: 1px solid var(--border);
        }
        .page-header-grid {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .page-header-tag {
            display: inline-block;
            background: var(--accent);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 6px;
            width: fit-content;
        }
        .page-header h1 {
            font-size: 30px;
            margin-bottom: 6px;
            color: var(--primary);
        }
        .page-header-desc {
            font-size: 15px;
            color: var(--text-body);
            max-width: 820px;
            line-height: 1.8;
        }

        /* Guide List Section */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .guide-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-strong);
        }
        .guide-card-img {
            width: 100%;
            height: 190px;
            object-fit: cover;
            display: block;
        }
        .guide-card-body {
            padding: 20px 20px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .guide-card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
            flex-wrap: wrap;
        }
        .guide-card-date {
            font-size: 12px;
            color: var(--text-muted);
        }
        .guide-card-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.45;
        }
        .guide-card-summary {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.75;
            margin-bottom: 14px;
            flex: 1;
        }
        .guide-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .guide-card .btn {
            font-size: 12px;
            padding: 6px 14px;
        }

        /* Beginner Section */
        .beginner-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .beginner-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px 20px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            text-align: left;
        }
        .beginner-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .beginner-card-icon {
            width: 44px;
            height: 44px;
            background: #E8F0EB;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--accent);
            margin-bottom: 14px;
        }
        .beginner-card h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
        }
        .beginner-card p {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* Advanced Section */
        .advanced-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .advanced-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 16px 18px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            transition: var(--transition);
        }
        .advanced-item:hover {
            border-color: var(--border-strong);
            box-shadow: var(--shadow);
        }
        .advanced-item-num {
            width: 28px;
            height: 28px;
            background: var(--accent);
            color: #FFFFFF;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
            margin-top: 2px;
        }
        .advanced-item-content h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 4px;
            color: var(--text-main);
        }
        .advanced-item-content p {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* Tag Section */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .tag-chip {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            background: #FFFFFF;
            border: 1px solid var(--border);
            color: var(--text-body);
            transition: var(--transition);
            cursor: default;
        }
        .tag-chip:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: #F0F7F2;
        }

        /* FAQ Section */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px 24px;
            box-shadow: var(--shadow);
        }
        .faq-q {
            font-weight: 600;
            color: var(--text-main);
            font-size: 15px;
            display: flex;
            gap: 10px;
            margin-bottom: 6px;
        }
        .faq-q .q-mark {
            color: var(--accent);
            font-weight: 700;
            flex-shrink: 0;
        }
        .faq-a {
            font-size: 14px;
            color: var(--text-muted);
            display: flex;
            gap: 10px;
            line-height: 1.75;
        }
        .faq-a .a-mark {
            color: var(--gold);
            font-weight: 700;
            flex-shrink: 0;
        }

        /* CTA Section */
        .cta-strip {
            background: var(--primary);
            color: #FFFFFF;
            border-radius: var(--radius);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .cta-strip-content h3 {
            color: #FFFFFF;
            font-size: 20px;
            margin-bottom: 6px;
        }
        .cta-strip-content p {
            color: #B8C9C1;
            font-size: 14px;
            margin-bottom: 0;
        }
        .cta-strip-buttons {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-light {
            background: #FFFFFF;
            color: var(--primary);
            box-shadow: 0 2px 6px rgba(255,255,255,0.2);
        }
        .btn-light:hover {
            background: #E8F0EB;
            color: var(--primary-dark);
            box-shadow: 0 4px 12px rgba(255,255,255,0.3);
            transform: translateY(-1px);
        }
        .btn-outline-light {
            background: transparent;
            color: #FFFFFF;
            border: 1.5px solid rgba(255,255,255,0.6);
        }
        .btn-outline-light:hover {
            background: rgba(255,255,255,0.1);
            color: #FFFFFF;
            border-color: #FFFFFF;
            transform: translateY(-1px);
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: #D5E0DA;
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
        }
        .footer-brand-desc {
            font-size: 13px;
            color: #A8BDB4;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .footer-heading {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            color: #A8BDB4;
            font-size: 13px;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: #FFFFFF;
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.12);
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 12px;
            color: #8FA39A;
        }
        .footer-bottom a {
            color: #A8BDB4;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-bottom a:hover {
            color: #FFFFFF;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .guide-grid {
                grid-template-columns: 1fr 1fr;
            }
            .beginner-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 24px;
            }
            .nav-main {
                gap: 2px;
            }
            .nav-link {
                padding: 8px 10px;
                font-size: 13px;
            }
            .nav-mini-link {
                font-size: 11px;
                padding: 5px 10px;
            }
        }
        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
                --section-gap: 44px;
            }
            .nav-hamburger {
                display: flex;
            }
            .nav-main {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--primary-light);
                flex-direction: column;
                align-items: stretch;
                gap: 0;
                padding: 16px 24px 24px;
                box-shadow: 0 8px 24px rgba(0,0,0,0.25);
                z-index: 99;
                max-height: calc(100vh - var(--nav-height));
                overflow-y: auto;
            }
            .nav-main.open {
                display: flex;
            }
            .nav-link {
                padding: 14px 12px;
                font-size: 15px;
                border-bottom: 1px solid rgba(255,255,255,0.08);
                border-radius: 0;
            }
            .nav-link.active::after {
                left: 12px;
                right: 12px;
                bottom: 0;
            }
            .nav-divider {
                display: none;
            }
            .nav-right {
                display: none;
            }
            .nav-right-mobile {
                display: flex;
                flex-direction: column;
                gap: 8px;
                margin-top: 14px;
                padding: 0 12px;
            }
            .nav-right-mobile .nav-mini-link {
                text-align: center;
                padding: 10px;
                font-size: 13px;
            }
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .beginner-grid {
                grid-template-columns: 1fr;
            }
            .page-header h1 {
                font-size: 24px;
            }
            .cta-strip {
                flex-direction: column;
                align-items: flex-start;
                padding: 28px 22px;
            }
            .cta-strip-buttons {
                width: 100%;
            }
            .cta-strip-buttons .btn {
                flex: 1;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .breadcrumb {
                font-size: 12px;
                flex-wrap: wrap;
            }
        }
        @media (max-width: 520px) {
            :root {
                --section-gap: 36px;
            }
            .container {
                padding: 0 16px;
            }
            .section {
                padding: var(--section-gap) 0;
            }
            .page-header h1 {
                font-size: 21px;
            }
            .page-header-desc {
                font-size: 14px;
            }
            .guide-card-img {
                height: 160px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-brand-desc {
                font-size: 12px;
            }
            .btn {
                padding: 8px 14px;
                font-size: 13px;
            }
            .cta-strip-buttons {
                flex-direction: column;
            }
            .cta-strip-buttons .btn {
                width: 100%;
            }
            .advanced-item {
                flex-direction: column;
                gap: 10px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #0F2B24;
            --primary-dark: #0A1F19;
            --primary-light: #1C2B28;
            --accent: #1B7F5A;
            --accent-hover: #146B4B;
            --gold: #C59A4A;
            --gold-light: #D8B87A;
            --bg: #F6F8F5;
            --card-bg: #FFFFFF;
            --text-main: #17211D;
            --text-body: #2B3732;
            --text-muted: #6B7A73;
            --border: #E3E9E4;
            --border-strong: #D0D9D3;
            --danger: #B85C3A;
            --radius: 10px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(15, 43, 36, 0.04);
            --shadow-hover: 0 8px 24px rgba(15, 43, 36, 0.1);
            --font: 'Microsoft YaHei', 'PingFang SC', 'Noto Sans SC', sans-serif;
            --container-max: 1200px;
            --section-gap: 64px;
            --nav-height: 68px;
            --transition: all 0.25s ease;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            font-size: 16px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text-body);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--accent);
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--font);
            font-size: 15px;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }

        .section-alt {
            background: #FFFFFF;
        }

        .section-accent-bg {
            background: linear-gradient(180deg, #0F2B24 0%, #132F28 100%);
            color: #E8F0EB;
        }

        .section-accent-bg h2,
        .section-accent-bg h3 {
            color: #FFFFFF;
        }

        .section-accent-bg .subtitle {
            color: #B8C9C1;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header .subtitle {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 8px;
            max-width: 720px;
        }

        .section-header .section-tag {
            display: inline-block;
            background: var(--accent);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.3px;
            line-height: 1.35;
        }

        .section-accent-bg .section-title {
            color: #FFFFFF;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.3px;
            text-align: center;
            transition: var(--transition);
            white-space: nowrap;
            line-height: 1.4;
            cursor: pointer;
            text-decoration: none;
        }

        .btn-primary {
            background: var(--primary);
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(15, 43, 36, 0.15);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(15, 43, 36, 0.25);
            transform: translateY(-1px);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 1px 3px rgba(15, 43, 36, 0.2);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-secondary:hover {
            background: var(--primary);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(15, 43, 36, 0.15);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-accent {
            background: var(--accent);
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(27, 127, 90, 0.2);
        }

        .btn-accent:hover {
            background: var(--accent-hover);
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(27, 127, 90, 0.3);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 7px 14px;
            font-size: 12px;
            border-radius: 4px;
        }

        .btn-lg {
            padding: 12px 26px;
            font-size: 15px;
            border-radius: 8px;
        }

        .badge {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: #E8F0EB;
            color: var(--accent);
        }

        .badge-gold {
            background: #F5EFE0;
            color: #9A7A38;
        }

        /* Header/Nav */
        .site-header {
            background: #1C2B28;
            color: #FFFFFF;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
            min-height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: nowrap;
            width: 100%;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 18px;
            letter-spacing: 0.5px;
            text-decoration: none;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .nav-logo:hover {
            color: var(--gold-light);
        }

        .nav-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: var(--accent);
            color: #FFFFFF;
            border-radius: 6px;
            font-size: 17px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .nav-logo-text {
            white-space: nowrap;
        }

        .nav-main {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            flex-wrap: nowrap;
        }

        .nav-link {
            color: #C9D4CF;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.5px;
            padding: 6px 12px;
            border-radius: 4px;
            text-decoration: none;
            transition: var(--transition);
            white-space: nowrap;
            position: relative;
        }

        .nav-link:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-link.active {
            color: #FFFFFF;
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 12px;
            right: 12px;
            bottom: -2px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }

        .nav-divider {
            width: 1px;
            height: 18px;
            background: rgba(255, 255, 255, 0.2);
            flex-shrink: 0;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }

        .nav-mini-link {
            color: #AEBDB7;
            font-size: 12px;
            font-weight: 500;
            padding: 5px 10px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 4px;
            text-decoration: none;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-mini-link:hover {
            color: #FFFFFF;
            border-color: var(--accent);
            background: rgba(27, 127, 90, 0.15);
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 4px;
            padding: 8px;
            background: transparent;
            border: none;
            cursor: pointer;
            flex-shrink: 0;
        }

        .nav-hamburger span {
            display: block;
            width: 22px;
            height: 2px;
            background: #FFFFFF;
            border-radius: 1px;
            transition: var(--transition);
        }

        .nav-hamburger[aria-expanded="true"] span:nth-child(1) {
            transform: translateY(6px) rotate(45deg);
        }

        .nav-hamburger[aria-expanded="true"] span:nth-child(2) {
            opacity: 0;
        }

        .nav-hamburger[aria-expanded="true"] span:nth-child(3) {
            transform: translateY(-6px) rotate(-45deg);
        }

        .nav-right-mobile {
            display: none;
        }

        /* Breadcrumb */
        .breadcrumb-wrapper {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition);
        }

        .breadcrumb a:hover {
            color: var(--accent);
        }

        .breadcrumb .breadcrumb-sep {
            color: var(--border-strong);
            font-size: 12px;
        }

        .breadcrumb .breadcrumb-current {
            color: var(--text-main);
            font-weight: 600;
        }

        /* Page Header */
        .page-header {
            background: var(--bg);
            padding: 40px 0 32px;
        }

        .page-header h1 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.5px;
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .page-header .page-desc {
            font-size: 15px;
            color: var(--text-body);
            max-width: 820px;
            line-height: 1.85;
        }

        /* Report Grid */
        .report-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .report-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

        .report-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--border-strong);
        }

        .report-card-image {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: #E8F0EB;
            flex-shrink: 0;
        }

        .report-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .report-card:hover .report-card-image img {
            transform: scale(1.04);
        }

        .report-card-image::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 43, 36, 0.15) 0%, rgba(15, 43, 36, 0) 40%);
            pointer-events: none;
        }

        .report-card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .report-card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
            flex-wrap: wrap;
        }

        .report-card-tag {
            display: inline-block;
            background: #E8F0EB;
            color: var(--accent);
            font-size: 11px;
            font-weight: 600;
            padding: 2px 8px;
            border-radius: 3px;
            letter-spacing: 0.3px;
        }

        .report-card-date {
            font-size: 12px;
            color: var(--text-muted);
        }

        .report-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.45;
            letter-spacing: 0.2px;
        }

        .report-card-excerpt {
            font-size: 13.5px;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 14px;
            flex: 1;
        }

        .report-card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
            align-self: flex-start;
        }

        .report-card-link:hover {
            color: var(--accent-hover);
            gap: 10px;
        }

        .report-card-link::after {
            content: '→';
            font-size: 14px;
        }

        /* Data Snapshot */
        .snapshot-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .snapshot-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius);
            padding: 24px 20px;
            text-align: center;
            transition: var(--transition);
        }

        .snapshot-item:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.22);
            transform: translateY(-2px);
        }

        .snapshot-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--gold-light);
            margin-bottom: 6px;
            letter-spacing: 1px;
            line-height: 1.2;
        }

        .snapshot-label {
            font-size: 13px;
            color: #B8C9C1;
            letter-spacing: 0.3px;
        }

        /* Popular Reports */
        .popular-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .popular-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 14px 18px;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }

        .popular-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--border-strong);
            transform: translateX(4px);
        }

        .popular-item-thumb {
            width: 72px;
            height: 48px;
            border-radius: 6px;
            overflow: hidden;
            flex-shrink: 0;
            background: #E8F0EB;
        }

        .popular-item-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .popular-item-info {
            flex: 1;
            min-width: 0;
        }

        .popular-item-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .popular-item-meta {
            font-size: 12px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .popular-item-meta .badge {
            font-size: 10px;
            padding: 2px 6px;
        }

        .popular-item-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            text-decoration: none;
            flex-shrink: 0;
            transition: var(--transition);
        }

        .popular-item-link:hover {
            color: var(--accent-hover);
        }

        /* Tool Cards */
        .tool-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .tool-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 22px 18px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            text-align: center;
        }

        .tool-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--border-strong);
        }

        .tool-card-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            background: #E8F0EB;
            color: var(--accent);
            border-radius: 50%;
            margin-bottom: 12px;
            font-size: 19px;
            font-weight: 700;
        }

        .tool-card h3 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }

        .tool-card p {
            font-size: 12.5px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            max-width: 820px;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 18px 20px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border-strong);
            box-shadow: var(--shadow-hover);
        }

        .faq-question {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            display: flex;
            align-items: flex-start;
            gap: 10px;
            line-height: 1.5;
        }

        .faq-question .faq-q {
            color: var(--accent);
            font-weight: 700;
            flex-shrink: 0;
        }

        .faq-answer {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.75;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .faq-answer .faq-a {
            color: var(--gold);
            font-weight: 700;
            flex-shrink: 0;
        }

        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(135deg, #0F2B24 0%, #1B7F5A 100%);
            border-radius: var(--radius);
            padding: 40px 36px;
            text-align: center;
            box-shadow: 0 8px 32px rgba(15, 43, 36, 0.2);
        }

        .cta-banner h2 {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }

        .cta-banner p {
            font-size: 14px;
            color: #C9DCD3;
            margin-bottom: 22px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-banner .cta-buttons {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .cta-banner .btn-primary {
            background: #FFFFFF;
            color: var(--primary);
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
        }

        .cta-banner .btn-primary:hover {
            background: #F0F5F2;
            color: var(--primary-dark);
            box-shadow: 0 6px 16px rgba(0, 0, 0, 0.25);
        }

        .cta-banner .btn-outline-light {
            background: transparent;
            color: #FFFFFF;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
        }

        .cta-banner .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #FFFFFF;
            border-color: #FFFFFF;
            transform: translateY(-1px);
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: #C9D4CF;
            padding: 48px 0 20px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }

        .footer-brand-desc {
            font-size: 13px;
            color: #9DB0A8;
            line-height: 1.75;
            max-width: 280px;
        }

        .footer-heading {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            color: #AEBDB7;
            font-size: 13px;
            text-decoration: none;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .footer-links a:hover {
            color: var(--gold-light);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 12px;
            color: #8DA39A;
        }

        .footer-bottom a {
            color: #AEBDB7;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: var(--gold-light);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            :root {
                --section-gap: 48px;
            }

            .report-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .snapshot-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .tool-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 56px;
                --section-gap: 40px;
            }

            .site-header .container {
                flex-wrap: wrap;
                padding-top: 8px;
                padding-bottom: 8px;
            }

            .nav-hamburger {
                display: flex;
                margin-left: auto;
            }

            .nav-main {
                display: none;
                flex-direction: column;
                align-items: flex-start;
                width: 100%;
                order: 3;
                padding: 12px 0 8px;
                gap: 2px;
                border-top: 1px solid rgba(255, 255, 255, 0.12);
                margin-top: 8px;
            }

            .nav-main.open {
                display: flex;
            }

            .nav-link {
                padding: 10px 4px;
                width: 100%;
                font-size: 15px;
            }

            .nav-link.active::after {
                left: 4px;
                right: auto;
                width: 24px;
                bottom: 4px;
            }

            .nav-divider {
                display: none;
            }

            .nav-right {
                display: none;
            }

            .nav-right-mobile {
                display: flex;
                flex-direction: column;
                gap: 8px;
                width: 100%;
                padding: 14px 0 4px;
                border-top: 1px solid rgba(255, 255, 255, 0.12);
                margin-top: 8px;
            }

            .nav-right-mobile .nav-mini-link {
                display: block;
                text-align: center;
                padding: 8px 12px;
            }

            .report-grid {
                grid-template-columns: 1fr;
            }

            .snapshot-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .tool-grid {
                grid-template-columns: 1fr;
            }

            .page-header h1 {
                font-size: 24px;
            }

            .section-title {
                font-size: 20px;
            }

            .cta-banner {
                padding: 28px 20px;
            }

            .cta-banner h2 {
                font-size: 19px;
            }

            .cta-banner .cta-buttons {
                flex-direction: column;
                align-items: stretch;
            }

            .cta-banner .btn {
                width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .popular-item {
                flex-wrap: wrap;
            }

            .popular-item-thumb {
                width: 60px;
                height: 42px;
            }
        }

        @media (max-width: 480px) {
            :root {
                --section-gap: 32px;
            }

            .container {
                padding: 0 16px;
            }

            .snapshot-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .snapshot-number {
                font-size: 24px;
            }

            .page-header {
                padding: 28px 0 24px;
            }

            .page-header h1 {
                font-size: 21px;
            }

            .report-card-body {
                padding: 14px 16px 16px;
            }

            .report-card-title {
                font-size: 15px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #0F2B24;
            --primary-dark: #0A1F19;
            --primary-light: #1C2B28;
            --accent: #1B7F5A;
            --accent-hover: #146B4B;
            --gold: #C59A4A;
            --gold-light: #D8B87A;
            --bg: #F6F8F5;
            --card-bg: #FFFFFF;
            --text-main: #17211D;
            --text-body: #2B3732;
            --text-muted: #6B7A73;
            --border: #E3E9E4;
            --border-strong: #D0D9D3;
            --danger: #B85C3A;
            --radius: 10px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(15, 43, 36, 0.04);
            --shadow-hover: 0 8px 24px rgba(15, 43, 36, 0.1);
            --font: 'Microsoft YaHei', 'PingFang SC', 'Noto Sans SC', sans-serif;
            --container-max: 1200px;
            --section-gap: 64px;
            --nav-height: 68px;
            --transition: all 0.25s ease;
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            font-size: 16px;
        }

        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text-body);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--accent);
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--font);
            font-size: 15px;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }

        .section-alt {
            background: #FFFFFF;
        }

        .section-muted {
            background: #F0F4F1;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header .subtitle {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 8px;
            max-width: 720px;
            line-height: 1.8;
        }

        .section-header .section-tag {
            display: inline-block;
            background: var(--accent);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }

        h1,
        h2,
        h3 {
            color: var(--text-main);
            line-height: 1.4;
            font-weight: 700;
        }

        h1 {
            font-size: 30px;
            font-weight: 700;
            letter-spacing: 0.5px;
        }

        h2 {
            font-size: 24px;
            letter-spacing: 0.3px;
        }

        h3 {
            font-size: 17px;
            font-weight: 600;
        }

        p {
            margin-bottom: 12px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.3px;
            text-align: center;
            transition: var(--transition);
            white-space: nowrap;
            line-height: 1.4;
            cursor: pointer;
            text-decoration: none;
            border: 1.5px solid transparent;
        }

        .btn-primary {
            background: var(--primary);
            color: #FFFFFF;
            border-color: var(--primary);
            box-shadow: 0 2px 6px rgba(15, 43, 36, 0.15);
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(15, 43, 36, 0.25);
            transform: translateY(-1px);
        }

        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 1px 3px rgba(15, 43, 36, 0.2);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }

        .btn-secondary:hover {
            background: var(--primary);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(15, 43, 36, 0.15);
        }

        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-accent {
            background: var(--accent);
            color: #FFFFFF;
            border-color: var(--accent);
            box-shadow: 0 2px 6px rgba(27, 127, 90, 0.2);
        }

        .btn-accent:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(27, 127, 90, 0.3);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 7px 14px;
            font-size: 12px;
            border-radius: 4px;
        }

        .btn-lg {
            padding: 12px 26px;
            font-size: 15px;
            border-radius: 8px;
        }

        .badge {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: #E8F0EB;
            color: var(--accent);
        }

        .badge-gold {
            background: #F5EFE0;
            color: #9A7A38;
        }

        .badge-muted {
            background: #EDF1EE;
            color: var(--text-muted);
        }

        .badge-danger {
            background: #F7E8E0;
            color: var(--danger);
        }

        /* Header / Navigation */
        .site-header {
            background: #1C2B28;
            color: #FFFFFF;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06), 0 4px 20px rgba(0, 0, 0, 0.12);
            min-height: var(--nav-height);
            display: flex;
            align-items: center;
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            width: 100%;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 18px;
            letter-spacing: 0.6px;
            flex-shrink: 0;
            text-decoration: none;
        }

        .nav-logo:hover {
            color: #FFFFFF;
            opacity: 0.9;
        }

        .nav-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: var(--accent);
            border-radius: 8px;
            font-size: 16px;
            font-weight: 700;
            color: #FFFFFF;
            flex-shrink: 0;
        }

        .nav-logo-text {
            font-size: 17px;
            font-weight: 700;
            white-space: nowrap;
        }

        .nav-main {
            display: flex;
            align-items: center;
            gap: 0;
            flex-wrap: wrap;
            justify-content: center;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 8px 14px;
            color: #CFD8D4;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.5px;
            position: relative;
            transition: var(--transition);
            border-radius: 4px;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-link.active {
            color: #FFFFFF;
            font-weight: 600;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 14px;
            right: 14px;
            bottom: 0;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .nav-divider {
            width: 1px;
            height: 14px;
            background: rgba(255, 255, 255, 0.18);
            margin: 0 4px;
            display: inline-block;
        }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }

        .nav-mini-link {
            display: inline-flex;
            align-items: center;
            padding: 6px 10px;
            font-size: 12px;
            font-weight: 500;
            color: #CFD8D4;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 4px;
            transition: var(--transition);
            white-space: nowrap;
        }

        .nav-mini-link:hover {
            color: #FFFFFF;
            border-color: rgba(255, 255, 255, 0.45);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-right-mobile {
            display: none;
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 40px;
            height: 40px;
            padding: 8px;
            border-radius: 6px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            transition: var(--transition);
        }

        .nav-hamburger span {
            display: block;
            width: 100%;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-hamburger:hover {
            background: rgba(255, 255, 255, 0.15);
        }

        .nav-hamburger:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            background: #FFFFFF;
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
            font-size: 13px;
            color: var(--text-muted);
        }

        .breadcrumb-bar .container {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .breadcrumb-bar a {
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition);
        }

        .breadcrumb-bar a:hover {
            color: var(--accent);
        }

        .breadcrumb-sep {
            color: var(--border-strong);
        }

        .breadcrumb-current {
            color: var(--text-body);
            font-weight: 600;
        }

        /* Page Header (light hero replacement) */
        .page-header {
            background: linear-gradient(135deg, #0F2B24 0%, #15382E 55%, #1C4535 100%);
            color: #FFFFFF;
            padding: 42px 0 48px;
            border-bottom: 2px solid var(--accent);
            position: relative;
            overflow: hidden;
        }

        .page-header::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -10%;
            width: 420px;
            height: 420px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(27, 127, 90, 0.35) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-header::after {
            content: '';
            position: absolute;
            bottom: -30%;
            left: 5%;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(197, 154, 74, 0.18) 0%, transparent 70%);
            pointer-events: none;
        }

        .page-header .container {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 32px;
            align-items: center;
        }

        .page-header h1 {
            color: #FFFFFF;
            font-size: 30px;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 12px;
        }

        .page-header-desc {
            font-size: 15px;
            line-height: 1.8;
            color: #D2DFD8;
            max-width: 620px;
            margin-bottom: 0;
        }

        .page-header-image {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.25);
            aspect-ratio: 16/9;
            background: #1C2B28;
        }

        .page-header-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: var(--transition);
        }

        .page-header-image:hover img {
            transform: scale(1.02);
        }

        /* Section heading */
        .section-title {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-main);
            letter-spacing: 0.3px;
            margin-bottom: 8px;
        }

        .section-subtitle {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 720px;
        }

        /* Cards */
        .card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
            overflow: hidden;
        }

        .card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--border-strong);
        }

        .card-body {
            padding: 20px;
        }

        .card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.5;
        }

        .card-text {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }

        /* Grid layouts */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px 22px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--border-strong);
        }

        .faq-question {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            display: flex;
            gap: 10px;
            line-height: 1.6;
            margin-bottom: 8px;
        }

        .faq-question .faq-q {
            color: var(--accent);
            font-weight: 700;
            flex-shrink: 0;
        }

        .faq-answer {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.8;
            padding-left: 24px;
        }

        .faq-answer .faq-a {
            color: var(--gold);
            font-weight: 700;
            margin-right: 6px;
        }

        /* Tag chips */
        .tag-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .tag-chip {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            background: #FFFFFF;
            border: 1px solid var(--border);
            color: var(--text-body);
            transition: var(--transition);
            cursor: default;
        }

        .tag-chip:hover {
            border-color: var(--accent);
            color: var(--accent);
            background: #F0FBF6;
        }

        .tag-chip-gold {
            background: #FDF8ED;
            border-color: #E9D9B3;
            color: #9A7A38;
        }

        .tag-chip-gold:hover {
            border-color: var(--gold);
            color: #805F2A;
            background: #FBF3E0;
        }

        /* Service entry cards */
        .service-entry-card {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 18px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            text-decoration: none;
            color: var(--text-body);
        }

        .service-entry-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: rgba(27, 127, 90, 0.4);
            color: var(--text-body);
        }

        .service-entry-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: #E8F0EB;
            color: var(--accent);
            font-weight: 700;
            font-size: 18px;
            flex-shrink: 0;
        }

        .service-entry-card h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
        }

        .service-entry-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        /* List card for FAQ/help items */
        .help-list-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 18px 20px;
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            transition: var(--transition);
            text-decoration: none;
            color: var(--text-body);
            box-shadow: var(--shadow);
        }

        .help-list-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--border-strong);
            color: var(--text-body);
        }

        .help-list-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: var(--primary);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 13px;
            flex-shrink: 0;
        }

        .help-list-content h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
        }

        .help-list-content p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            margin-bottom: 0;
        }

        .help-list-content .badge {
            margin-top: 8px;
        }

        /* Contact / feedback */
        .feedback-box {
            background: #FFFFFF;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px;
            box-shadow: var(--shadow);
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 28px;
            align-items: center;
        }

        .feedback-box h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .feedback-box p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 0;
        }

        .feedback-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

        /* CTA band */
        .cta-band {
            background: linear-gradient(135deg, #0F2B24 0%, #1A3A31 100%);
            border-radius: 12px;
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: 0 8px 28px rgba(15, 43, 36, 0.18);
        }

        .cta-band h3 {
            color: #FFFFFF;
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 6px;
        }

        .cta-band p {
            color: #C8D7D0;
            font-size: 14px;
            margin-bottom: 0;
            line-height: 1.7;
        }

        .cta-band .btn {
            flex-shrink: 0;
        }

        /* Footer */
        .site-footer {
            background: var(--primary);
            color: #FFFFFF;
            padding: 48px 0 20px;
            margin-top: 32px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
            color: #FFFFFF;
        }

        .footer-brand-desc {
            font-size: 13px;
            color: #B8C9C1;
            line-height: 1.7;
            max-width: 280px;
            margin-bottom: 0;
        }

        .footer-heading {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            color: #B8C9C1;
            font-size: 13px;
            text-decoration: none;
            transition: var(--transition);
            line-height: 1.6;
        }

        .footer-links a:hover {
            color: #FFFFFF;
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 12px;
            color: #9FB0A8;
        }

        .footer-bottom a {
            color: #B8C9C1;
            text-decoration: none;
            transition: var(--transition);
        }

        .footer-bottom a:hover {
            color: #FFFFFF;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }

            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: repeat(3, 1fr);
            }

            .page-header .container {
                grid-template-columns: 1fr;
            }

            .page-header-image {
                max-width: 500px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 44px;
                --nav-height: 60px;
            }

            .site-header .container {
                flex-wrap: wrap;
                gap: 12px;
            }

            .nav-hamburger {
                display: flex;
                margin-left: auto;
            }

            .nav-main {
                display: none;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                width: 100%;
                order: 10;
                padding: 12px 0;
                background: #1C2B28;
                border-radius: 8px;
                border: 1px solid rgba(255, 255, 255, 0.1);
            }

            .nav-main.open {
                display: flex;
            }

            .nav-link {
                padding: 10px 16px;
                font-size: 14px;
                border-radius: 4px;
            }

            .nav-link.active::after {
                left: 16px;
                right: auto;
                bottom: auto;
                top: 50%;
                transform: translateY(-50%);
                height: 60%;
                width: 3px;
            }

            .nav-divider {
                display: none;
            }

            .nav-right {
                display: none;
            }

            .nav-right-mobile {
                display: flex;
                gap: 8px;
                flex-wrap: wrap;
                padding: 10px 0 4px;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
            }

            .grid-3,
            .grid-2,
            .grid-4 {
                grid-template-columns: 1fr;
            }

            .page-header h1 {
                font-size: 24px;
            }

            .page-header {
                padding: 30px 0 34px;
            }

            .page-header-desc {
                font-size: 14px;
            }

            .feedback-box {
                grid-template-columns: 1fr;
                padding: 22px;
            }

            .feedback-actions {
                justify-content: flex-start;
            }

            .cta-band {
                padding: 26px 22px;
                flex-direction: column;
                align-items: flex-start;
            }

            .cta-band .btn {
                width: 100%;
                justify-content: center;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }

            .section {
                padding: var(--section-gap) 0;
            }

            .faq-item {
                padding: 16px 16px;
            }

            .faq-answer {
                padding-left: 16px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-gap: 36px;
            }

            .container {
                padding: 0 16px;
            }

            h1 {
                font-size: 24px;
            }

            h2 {
                font-size: 20px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .page-header h1 {
                font-size: 22px;
            }

            .breadcrumb-bar {
                font-size: 12px;
            }

            .nav-logo-text {
                font-size: 15px;
            }

            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }

            .card-body {
                padding: 16px;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #0F2B24;
            --primary-dark: #0A1F19;
            --primary-light: #1C2B28;
            --accent: #1B7F5A;
            --accent-hover: #146B4B;
            --gold: #C59A4A;
            --gold-light: #D8B87A;
            --bg: #F6F8F5;
            --card-bg: #FFFFFF;
            --text-main: #17211D;
            --text-body: #2B3732;
            --text-muted: #6B7A73;
            --border: #E3E9E4;
            --border-strong: #D0D9D3;
            --danger: #B85C3A;
            --radius: 10px;
            --radius-sm: 6px;
            --shadow: 0 2px 8px rgba(15, 43, 36, 0.04);
            --shadow-hover: 0 8px 24px rgba(15, 43, 36, 0.1);
            --font: 'Microsoft YaHei', 'PingFang SC', 'Noto Sans SC', sans-serif;
            --container-max: 1200px;
            --section-gap: 64px;
            --nav-height: 68px;
            --transition: all 0.25s ease;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            font-size: 16px;
        }

        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text-body);
            line-height: 1.7;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }

        a:hover {
            color: var(--accent);
        }

        button,
        input,
        textarea,
        select {
            font-family: var(--font);
            font-size: 15px;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: var(--section-gap) 0;
        }

        .section-alt {
            background: #FFFFFF;
        }

        .section-accent-bg {
            background: linear-gradient(180deg, #0F2B24 0%, #132F28 100%);
            color: #E8F0EB;
        }

        .section-accent-bg h2,
        .section-accent-bg h3 {
            color: #FFFFFF;
        }

        .section-accent-bg .subtitle {
            color: #B8C9C1;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header .subtitle {
            font-size: 14px;
            color: var(--text-muted);
            margin-top: 8px;
            max-width: 720px;
        }

        .section-tag {
            display: inline-block;
            background: var(--accent);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: 0.3px;
            text-align: center;
            transition: var(--transition);
            white-space: nowrap;
            line-height: 1.4;
            cursor: pointer;
            text-decoration: none;
        }

        .btn-primary {
            background: var(--primary);
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(15, 43, 36, 0.15);
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(15, 43, 36, 0.25);
            transform: translateY(-1px);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 1px 3px rgba(15, 43, 36, 0.2);
        }

        .btn-secondary {
            background: transparent;
            color: var(--primary);
            border: 1.5px solid var(--primary);
        }
        .btn-secondary:hover {
            background: var(--primary);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(15, 43, 36, 0.15);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-accent {
            background: var(--accent);
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(27, 127, 90, 0.2);
        }
        .btn-accent:hover {
            background: var(--accent-hover);
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(27, 127, 90, 0.3);
            transform: translateY(-1px);
        }

        .btn-gold {
            background: var(--gold);
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(197, 154, 74, 0.25);
        }
        .btn-gold:hover {
            background: #B8893D;
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(197, 154, 74, 0.35);
            transform: translateY(-1px);
        }

        .btn-sm {
            padding: 7px 14px;
            font-size: 12px;
            border-radius: 4px;
        }
        .btn-lg {
            padding: 12px 26px;
            font-size: 15px;
            border-radius: 8px;
        }

        .badge {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 600;
            letter-spacing: 0.3px;
            background: #E8F0EB;
            color: var(--accent);
        }
        .badge-gold {
            background: #F5EFE0;
            color: #9A7A38;
        }
        .badge-red {
            background: #F8E8E0;
            color: var(--danger);
        }

        /* Header / Navigation */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--primary-light);
            color: #FFFFFF;
            height: var(--nav-height);
            display: flex;
            align-items: center;
            box-shadow: 0 1px 0 rgba(255, 255, 255, 0.08), 0 4px 16px rgba(0, 0, 0, 0.12);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 18px;
        }
        .nav-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 18px;
            color: #FFFFFF;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: #D8B87A;
        }
        .nav-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--accent);
            border-radius: 8px;
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
        }
        .nav-logo-text {
            white-space: nowrap;
        }
        .nav-main {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            flex-wrap: nowrap;
        }
        .nav-link {
            color: #DCE5DF;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.5px;
            padding: 6px 12px;
            border-radius: 4px;
            position: relative;
            white-space: nowrap;
            transition: var(--transition);
        }
        .nav-link:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-link.active {
            color: #FFFFFF;
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 12px;
            right: 12px;
            height: 2px;
            background: var(--accent);
            border-radius: 1px;
        }
        .nav-divider {
            width: 1px;
            height: 18px;
            background: rgba(255, 255, 255, 0.2);
            flex-shrink: 0;
            margin: 0 4px;
        }
        .nav-right {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .nav-mini-link {
            color: #C6D5CE;
            font-size: 12px;
            font-weight: 500;
            padding: 5px 10px;
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 4px;
            letter-spacing: 0.3px;
            transition: var(--transition);
            white-space: nowrap;
        }
        .nav-mini-link:hover {
            color: #FFFFFF;
            border-color: var(--accent);
            background: rgba(27, 127, 90, 0.2);
        }
        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: transparent;
            border: none;
            cursor: pointer;
            flex-shrink: 0;
        }
        .nav-hamburger span {
            display: block;
            width: 26px;
            height: 2px;
            background: #FFFFFF;
            border-radius: 2px;
            transition: var(--transition);
        }
        .nav-right-mobile {
            display: none;
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding: 18px 0 0;
            background: var(--bg);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 13px;
            color: var(--text-muted);
        }
        .breadcrumb a {
            color: var(--text-muted);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .separator {
            color: var(--border-strong);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }

        /* Page Header - lightweight */
        .page-header {
            padding: 28px 0 32px;
            background: var(--bg);
            border-bottom: 1px solid var(--border);
        }
        .page-header .inner {
            display: flex;
            align-items: center;
            gap: 36px;
            flex-wrap: wrap;
        }
        .page-header .header-text {
            flex: 1 1 55%;
            min-width: 280px;
        }
        .page-header h1 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-main);
            line-height: 1.3;
            margin-bottom: 12px;
            letter-spacing: 0.3px;
        }
        .page-header .header-desc {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
            max-width: 620px;
        }
        .page-header .header-img {
            flex: 1 1 35%;
            min-width: 240px;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-hover);
        }
        .page-header .header-img img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .page-header .header-img:hover img {
            transform: scale(1.04);
        }

        /* Notice list section */
        .notice-list-section {
            padding: var(--section-gap) 0;
        }
        .notice-list-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        .notice-card {
            display: flex;
            gap: 20px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px 22px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            align-items: flex-start;
        }
        .notice-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .notice-card .card-thumb {
            flex-shrink: 0;
            width: 140px;
            height: 96px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: #E8F0EB;
        }
        .notice-card .card-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .notice-card .card-content {
            flex: 1;
            min-width: 0;
        }
        .notice-card .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 8px;
        }
        .notice-card .card-date {
            font-size: 12px;
            color: var(--text-muted);
            letter-spacing: 0.3px;
        }
        .notice-card .card-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .notice-card .card-summary {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            text-align: justify;
        }
        .notice-card .card-link {
            display: inline-block;
            margin-top: 10px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
        }
        .notice-card .card-link:hover {
            color: var(--accent-hover);
            text-decoration: underline;
        }

        /* Query panel */
        .query-panel-section {
            padding: var(--section-gap) 0;
            background: #FFFFFF;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .query-panel {
            background: linear-gradient(135deg, #F0F5F1 0%, #E8F0EB 100%);
            border-radius: var(--radius);
            padding: 32px 36px;
            display: flex;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
            border: 1px solid var(--border);
        }
        .query-panel .panel-icon {
            flex-shrink: 0;
            width: 56px;
            height: 56px;
            background: var(--accent);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            color: #FFFFFF;
            font-weight: 700;
        }
        .query-panel .panel-text {
            flex: 1;
            min-width: 240px;
        }
        .query-panel h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 6px;
        }
        .query-panel p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }
        .query-panel .panel-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }

        /* Archive section */
        .archive-section {
            padding: var(--section-gap) 0;
        }
        .archive-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            gap: 16px;
        }
        .archive-item {
            display: flex;
            align-items: center;
            gap: 12px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-sm);
            padding: 14px 18px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            font-size: 13px;
            color: var(--text-body);
        }
        .archive-item:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-hover);
            transform: translateY(-1px);
            color: var(--accent);
        }
        .archive-item .arch-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--gold);
            flex-shrink: 0;
        }
        .archive-item .arch-label {
            flex: 1;
            font-weight: 500;
        }
        .archive-item .arch-count {
            font-size: 11px;
            color: var(--text-muted);
            background: #F0F5F1;
            padding: 2px 8px;
            border-radius: 10px;
        }

        /* Status section */
        .status-section {
            padding: var(--section-gap) 0;
            background: #FFFFFF;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .status-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 18px;
        }
        .status-card {
            background: var(--bg);
            border-radius: var(--radius);
            padding: 20px 22px;
            text-align: center;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .status-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .status-card .status-dot {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .status-card .status-dot.green {
            background: #E8F0EB;
            color: var(--accent);
        }
        .status-card .status-dot.gold {
            background: #F5EFE0;
            color: #9A7A38;
        }
        .status-card .status-dot.red {
            background: #F8E8E0;
            color: var(--danger);
        }
        .status-card h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
        }
        .status-card p {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* Help entry section */
        .help-entry-section {
            padding: var(--section-gap) 0;
        }
        .help-entry-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }
        .help-entry-card {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 22px 24px;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .help-entry-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
            border-color: var(--accent);
        }
        .help-entry-card .entry-icon {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            background: #E8F0EB;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 18px;
            font-weight: 700;
        }
        .help-entry-card .entry-text h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-main);
            margin-bottom: 4px;
        }
        .help-entry-card .entry-text p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* CTA section */
        .cta-section {
            padding: var(--section-gap) 0;
            background: var(--primary);
            color: #E8F0EB;
        }
        .cta-inner {
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            font-size: 24px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            line-height: 1.4;
        }
        .cta-inner p {
            font-size: 14px;
            color: #B8C9C1;
            margin-bottom: 24px;
            line-height: 1.7;
        }
        .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .cta-actions .btn {
            min-width: 140px;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: #C6D5CE;
            padding: 48px 0 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 28px;
            padding-bottom: 36px;
        }
        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .footer-brand-desc {
            font-size: 13px;
            color: #9EB0A7;
            line-height: 1.7;
            max-width: 280px;
        }
        .footer-heading {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 14px;
            letter-spacing: 0.3px;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-links a {
            font-size: 13px;
            color: #9EB0A7;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--gold-light);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            padding: 18px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 12px;
            color: #7A8F85;
        }
        .footer-bottom a {
            color: #9EB0A7;
        }
        .footer-bottom a:hover {
            color: var(--gold-light);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .nav-main {
                gap: 2px;
            }
            .nav-link {
                padding: 6px 8px;
                font-size: 13px;
            }
            .nav-divider {
                margin: 0 2px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 20px;
            }
            .footer-grid > div:first-child {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-gap: 44px;
                --nav-height: 60px;
            }
            .site-header .container {
                flex-wrap: nowrap;
            }
            .nav-hamburger {
                display: flex;
                order: 3;
            }
            .nav-right {
                display: none;
            }
            .nav-main {
                display: none;
                position: absolute;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: var(--primary-light);
                flex-direction: column;
                align-items: stretch;
                padding: 12px 24px 20px;
                gap: 0;
                box-shadow: 0 16px 32px rgba(0, 0, 0, 0.25);
                border-top: 1px solid rgba(255, 255, 255, 0.08);
            }
            .nav-main.open {
                display: flex;
            }
            .nav-link {
                padding: 12px 12px;
                font-size: 14px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }
            .nav-link.active::after {
                display: none;
            }
            .nav-link.active {
                background: rgba(27, 127, 90, 0.15);
                border-radius: 4px;
            }
            .nav-divider {
                display: none;
            }
            .nav-right-mobile {
                display: flex;
                flex-direction: column;
                gap: 10px;
                margin-top: 14px;
            }
            .nav-right-mobile .nav-mini-link {
                text-align: center;
                padding: 8px 10px;
                font-size: 13px;
            }

            .page-header .inner {
                flex-direction: column-reverse;
                gap: 20px;
            }
            .page-header .header-img {
                width: 100%;
                flex: unset;
            }
            .page-header .header-img img {
                height: 180px;
            }
            .page-header h1 {
                font-size: 24px;
            }
            .notice-card {
                flex-direction: column;
                padding: 16px 18px;
            }
            .notice-card .card-thumb {
                width: 100%;
                height: 160px;
            }
            .query-panel {
                flex-direction: column;
                align-items: flex-start;
                padding: 24px;
            }
            .cta-inner h2 {
                font-size: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid > div:first-child {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-gap: 36px;
            }
            .container {
                padding: 0 16px;
            }
            .page-header h1 {
                font-size: 20px;
            }
            .page-header .header-desc {
                font-size: 13px;
            }
            .notice-card .card-title {
                font-size: 14px;
            }
            .notice-card .card-summary {
                font-size: 12px;
            }
            .archive-grid {
                grid-template-columns: 1fr 1fr;
            }
            .status-grid {
                grid-template-columns: 1fr 1fr;
            }
            .help-entry-grid {
                grid-template-columns: 1fr;
            }
            .cta-actions .btn {
                width: 100%;
                min-width: unset;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-grid > div:first-child {
                grid-column: auto;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .query-panel .panel-actions {
                flex-direction: column;
                width: 100%;
            }
            .query-panel .panel-actions .btn {
                width: 100%;
            }
        }