/* roulang page: index */
:root {
            --color-primary: #1E3A32;
            --color-primary-light: #2A5246;
            --color-primary-lighter: #3A6B5C;
            --color-accent: #E8C06A;
            --color-accent-light: #F0D48A;
            --color-bg: #F8F6F0;
            --color-bg-card: #FDFCF8;
            --color-bg-faq: #F3F0E8;
            --color-text: #2C2420;
            --color-text-secondary: #5C5248;
            --color-text-muted: #8A7E72;
            --color-border: #E5E0D8;
            --color-border-light: #EDE8E0;
            --color-footer-bg: #1A2A24;
            --color-footer-text: #B0A89C;
            --color-footer-text-light: #8A8278;
            --color-white: #FFFFFF;
            --radius-sm: 4px;
            --radius-md: 8px;
            --radius-lg: 40px;
            --shadow-card: 0 2px 12px rgba(0, 0, 0, 0.04);
            --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.10);
            --shadow-nav: 0 1px 20px rgba(0, 0, 0, 0.06);
            --transition-default: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-smooth: 0.35s cubic-bezier(0.25, 0.1, 0.25, 1);
            --font-serif: 'STSong', 'Songti SC', 'Noto Serif SC', 'SimSun', 'STSongti-SC', 'Georgia', 'Times New Roman', serif;
            --font-sans: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', 'Arial', sans-serif;
            --max-width: 1200px;
            --section-gap: 96px;
            --section-gap-mobile: 64px;
            --card-padding: 32px;
            --card-padding-mobile: 24px;
            --grid-gap: 24px;
            --header-height: 72px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.8;
            min-height: 100vh;
            background-image:
                radial-gradient(ellipse at 15% 10%, rgba(30, 58, 50, 0.015) 0%, transparent 60%),
                radial-gradient(ellipse at 85% 90%, rgba(232, 192, 106, 0.02) 0%, transparent 55%),
                radial-gradient(circle at 50% 50%, rgba(0, 0, 0, 0.003) 0%, transparent 40%);
        }

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

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-serif);
            font-weight: 600;
            line-height: 1.3;
            color: var(--color-text);
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(248, 246, 240, 0.85);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid transparent;
            transition: all var(--transition-smooth);
        }

        .site-header.scrolled {
            border-bottom-color: var(--color-border);
            box-shadow: var(--shadow-nav);
            background: rgba(248, 246, 240, 0.94);
        }

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

        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            font-family: var(--font-serif);
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }

        .header-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 0.85rem;
            flex-shrink: 0;
            line-height: 1;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: nowrap;
        }

        .header-nav a {
            display: inline-block;
            padding: 8px 16px;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            border-radius: 20px;
            transition: all var(--transition-default);
            white-space: nowrap;
            font-weight: 500;
        }

        .header-nav a:hover,
        .header-nav a.active {
            color: var(--color-primary);
            background: rgba(30, 58, 50, 0.05);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .search-box {
            position: relative;
            display: flex;
            align-items: center;
        }

        .search-box input {
            width: 180px;
            height: 38px;
            border-radius: 20px;
            border: 1.5px solid var(--color-border);
            padding: 0 36px 0 16px;
            font-size: 0.85rem;
            background: var(--color-bg-card);
            color: var(--color-text);
            transition: all var(--transition-default);
        }

        .search-box input:focus {
            border-color: var(--color-primary);
            width: 220px;
            box-shadow: 0 0 0 3px rgba(30, 58, 50, 0.06);
        }

        .search-box .search-icon {
            position: absolute;
            right: 12px;
            color: var(--color-text-muted);
            font-size: 0.9rem;
            pointer-events: none;
        }

        .btn-login {
            padding: 8px 18px;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            border-radius: 20px;
            transition: all var(--transition-default);
            font-weight: 500;
            white-space: nowrap;
        }

        .btn-login:hover {
            color: var(--color-primary);
            background: rgba(30, 58, 50, 0.05);
        }

        .btn-cta-nav {
            padding: 10px 22px;
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            transition: all var(--transition-default);
            white-space: nowrap;
            letter-spacing: 0.01em;
        }

        .btn-cta-nav:hover {
            background: var(--color-primary-light);
            transform: scale(1.02);
            box-shadow: 0 4px 16px rgba(30, 58, 50, 0.25);
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            z-index: 1001;
            background: none;
            border: none;
        }

        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition-default);
            transform-origin: center;
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(248, 246, 240, 0.97);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 999;
            padding: 32px 24px;
            flex-direction: column;
            gap: 16px;
            overflow-y: auto;
        }

        .mobile-menu.active {
            display: flex;
        }

        .mobile-menu a {
            display: block;
            padding: 14px 20px;
            font-size: 1.05rem;
            color: var(--color-text);
            border-radius: var(--radius-md);
            transition: all var(--transition-default);
            font-weight: 500;
            border-bottom: 1px solid var(--color-border-light);
        }

        .mobile-menu a:hover {
            background: rgba(30, 58, 50, 0.04);
            color: var(--color-primary);
        }

        .mobile-menu .search-box-mobile {
            margin-bottom: 8px;
        }

        .mobile-menu .search-box-mobile input {
            width: 100%;
            height: 44px;
            border-radius: 22px;
            border: 1.5px solid var(--color-border);
            padding: 0 40px 0 18px;
            font-size: 0.95rem;
            background: var(--color-bg-card);
        }

        /* ========== HERO ========== */
        .hero {
            min-height: 100vh;
            min-height: 600px;
            display: flex;
            align-items: center;
            padding-top: var(--header-height);
            position: relative;
            overflow: hidden;
        }

        .hero .container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            width: 100%;
        }

        .hero-visual {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 4/3;
            max-height: 520px;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.08);
        }

        .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .hero-visual:hover img {
            transform: scale(1.03);
        }

        .hero-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(30, 58, 50, 0.25) 100%);
            pointer-events: none;
        }

        .hero-content {
            display: flex;
            flex-direction: column;
            gap: 20px;
            animation: fadeInUp 0.8s ease forwards;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-primary);
            background: rgba(30, 58, 50, 0.06);
            border-radius: 20px;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .hero-badge .badge-dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--color-accent);
            flex-shrink: 0;
        }

        .hero h1 {
            font-size: 3.2rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            line-height: 1.25;
            font-family: var(--font-serif);
        }

        .hero-subtitle {
            font-size: 1.1rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            max-width: 520px;
        }

        .hero-qualification {
            font-size: 0.9rem;
            color: var(--color-text-muted);
            padding: 10px 16px;
            background: var(--color-bg-card);
            border-left: 3px solid var(--color-accent);
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            max-width: 480px;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-top: 4px;
        }

        .btn-primary {
            padding: 14px 32px;
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            transition: all var(--transition-default);
            letter-spacing: 0.02em;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--color-primary-light);
            transform: scale(1.02);
            box-shadow: 0 6px 22px rgba(30, 58, 50, 0.28);
        }

        .btn-secondary {
            padding: 14px 32px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-primary);
            background: transparent;
            border: 2px solid var(--color-primary);
            border-radius: var(--radius-lg);
            transition: all var(--transition-default);
            letter-spacing: 0.02em;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-secondary:hover {
            background: rgba(30, 58, 50, 0.08);
            border-color: var(--color-primary-light);
            color: var(--color-primary-light);
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--section-gap) 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-header h2 {
            font-size: 2.2rem;
            color: var(--color-primary);
            margin-bottom: 12px;
            font-family: var(--font-serif);
            letter-spacing: 0.02em;
        }

        .section-header p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            max-width: 580px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--color-accent);
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        /* ========== SERVICES 板块 ========== */
        .services-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: var(--grid-gap);
            max-width: 1000px;
            margin: 0 auto;
        }

        .service-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-sm);
            padding: var(--card-padding);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-default);
            display: flex;
            gap: 24px;
            align-items: flex-start;
        }

        .service-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--color-border-light);
        }

        .service-card-img {
            width: 120px;
            height: 100px;
            flex-shrink: 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
        }

        .service-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-default);
        }

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

        .service-card-body h3 {
            font-size: 1.25rem;
            color: var(--color-primary);
            margin-bottom: 6px;
            font-family: var(--font-serif);
        }

        .service-card-body p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 10px;
        }

        .service-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .service-tag {
            font-size: 0.75rem;
            padding: 4px 12px;
            background: rgba(30, 58, 50, 0.05);
            color: var(--color-primary);
            border-radius: 14px;
            font-weight: 500;
            white-space: nowrap;
        }

        /* ========== STATS 板块 ========== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--grid-gap);
            max-width: 1000px;
            margin: 0 auto;
            text-align: center;
        }

        .stat-item {
            background: var(--color-bg-card);
            border-radius: var(--radius-sm);
            padding: 32px 20px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-default);
        }

        .stat-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .stat-number {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--color-primary);
            font-family: var(--font-serif);
            letter-spacing: 0.02em;
            line-height: 1.1;
        }

        .stat-number .stat-unit {
            font-size: 1.1rem;
            font-weight: 400;
            color: var(--color-text-muted);
            margin-left: 2px;
        }

        .stat-label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-top: 6px;
            font-weight: 500;
        }

        /* ========== CASES 板块 ========== */
        .cases-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            max-width: 1000px;
            margin: 0 auto;
        }

        .case-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-sm);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-default);
        }

        .case-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .case-card-img {
            width: 100%;
            aspect-ratio: 16/10;
            overflow: hidden;
        }

        .case-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-default);
        }

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

        .case-card-body {
            padding: 20px 24px;
        }

        .case-card-body h3 {
            font-size: 1.15rem;
            color: var(--color-primary);
            margin-bottom: 6px;
            font-family: var(--font-serif);
        }

        .case-card-body p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .case-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            padding: 0 24px 16px;
        }

        .case-card-tags .service-tag {
            font-size: 0.7rem;
            padding: 3px 10px;
            border-radius: 12px;
        }

        /* ========== NEWS/资讯 板块 ========== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 32px;
            max-width: 1000px;
            margin: 0 auto;
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            overflow: hidden;
            background: var(--color-bg-card);
        }

        .news-list-item {
            padding: 16px 20px;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-default);
            display: block;
            cursor: pointer;
        }

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

        .news-list-item:hover {
            background: rgba(30, 58, 50, 0.03);
            padding-left: 24px;
        }

        .news-list-item .news-date {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-bottom: 2px;
        }

        .news-list-item .news-title {
            font-size: 0.95rem;
            color: var(--color-text);
            font-weight: 500;
            line-height: 1.5;
            transition: color var(--transition-default);
        }

        .news-list-item:hover .news-title {
            color: var(--color-primary);
        }

        .news-recommend {
            background: var(--color-bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-recommend h3 {
            font-size: 1.1rem;
            color: var(--color-primary);
            font-family: var(--font-serif);
            padding-bottom: 12px;
            border-bottom: 2px solid var(--color-accent);
        }

        .news-recommend-item {
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: color var(--transition-default);
            cursor: pointer;
        }

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

        .news-recommend-item:hover {
            color: var(--color-primary);
        }

        .news-recommend-item .rec-title {
            font-size: 0.9rem;
            font-weight: 500;
            line-height: 1.5;
        }

        .news-recommend-item .rec-meta {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* ========== GUIDE 板块 ========== */
        .guide-columns {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--grid-gap);
            max-width: 1000px;
            margin: 0 auto;
        }

        .guide-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-sm);
            padding: 28px 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: all var(--transition-default);
        }

        .guide-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .guide-card .guide-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            font-weight: 700;
            font-family: var(--font-serif);
            margin-bottom: 14px;
        }

        .guide-card h3 {
            font-size: 1.1rem;
            color: var(--color-primary);
            margin-bottom: 6px;
            font-family: var(--font-serif);
        }

        .guide-card p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--color-bg-card);
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-default);
        }

        .faq-item summary {
            padding: 18px 24px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            user-select: none;
            transition: color var(--transition-default);
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: '+';
            font-size: 1.3rem;
            font-weight: 300;
            color: var(--color-text-muted);
            transition: all var(--transition-default);
            flex-shrink: 0;
            width: 24px;
            text-align: center;
            line-height: 1;
        }

        .faq-item[open] summary::after {
            content: '−';
            color: var(--color-primary);
        }

        .faq-item[open] summary {
            color: var(--color-primary);
        }

        .faq-item .faq-answer {
            padding: 0 24px 20px;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            background: var(--color-bg-faq);
            margin: 0 12px 12px;
            border-radius: var(--radius-sm);
            animation: faqExpand 0.3s ease;
        }

        @keyframes faqExpand {
            from {
                opacity: 0;
                max-height: 0;
            }
            to {
                opacity: 1;
                max-height: 300px;
            }
        }

        /* ========== PLEDGE 板块 ========== */
        .pledge-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--grid-gap);
            max-width: 1000px;
            margin: 0 auto;
            text-align: center;
        }

        .pledge-item {
            padding: 24px 16px;
            transition: all var(--transition-default);
        }

        .pledge-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(30, 58, 50, 0.06);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--color-primary);
            margin-bottom: 12px;
        }

        .pledge-item h4 {
            font-size: 0.95rem;
            color: var(--color-primary);
            margin-bottom: 4px;
            font-family: var(--font-serif);
        }

        .pledge-item p {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            line-height: 1.5;
        }

        /* ========== CONTACT 板块 ========== */
        .contact-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            max-width: 960px;
            margin: 0 auto;
            align-items: start;
        }

        .contact-form {
            background: var(--color-bg-card);
            border-radius: var(--radius-sm);
            padding: 32px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
        }

        .contact-form h3 {
            font-size: 1.3rem;
            color: var(--color-primary);
            margin-bottom: 20px;
            font-family: var(--font-serif);
        }

        .form-group {
            margin-bottom: 18px;
            position: relative;
        }

        .form-group label {
            display: block;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--color-text-secondary);
            margin-bottom: 4px;
            letter-spacing: 0.03em;
            transition: all var(--transition-default);
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 10px 0;
            font-size: 0.95rem;
            color: var(--color-text);
            border-bottom: 1.5px solid var(--color-border);
            background: transparent;
            transition: all var(--transition-default);
            border-radius: 0;
            line-height: 1.5;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            border-bottom-color: var(--color-primary);
            outline: none;
        }

        .form-group input:focus~label,
        .form-group textarea:focus~label {
            color: var(--color-primary);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 80px;
        }

        .btn-submit {
            width: 100%;
            padding: 14px;
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            background: var(--color-primary);
            border-radius: var(--radius-lg);
            transition: all var(--transition-default);
            letter-spacing: 0.02em;
            cursor: pointer;
            margin-top: 8px;
        }

        .btn-submit:hover {
            background: var(--color-primary-light);
            transform: scale(1.01);
            box-shadow: 0 6px 20px rgba(30, 58, 50, 0.25);
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .contact-info-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-sm);
            padding: 20px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
        }

        .contact-info-card h4 {
            font-size: 1rem;
            color: var(--color-primary);
            margin-bottom: 6px;
            font-family: var(--font-serif);
        }

        .contact-info-card p {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-footer-bg);
            color: var(--color-footer-text);
            padding: 56px 0 28px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .footer-col h4 {
            font-size: 1rem;
            color: #D8D0C4;
            margin-bottom: 16px;
            font-family: var(--font-serif);
            letter-spacing: 0.03em;
        }

        .footer-col p {
            font-size: 0.85rem;
            line-height: 1.7;
            color: var(--color-footer-text-light);
        }

        .footer-col a {
            display: block;
            font-size: 0.85rem;
            color: var(--color-footer-text-light);
            padding: 4px 0;
            transition: color var(--transition-default);
            line-height: 1.7;
        }

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

        .footer-logo {
            font-family: var(--font-serif);
            font-size: 1.2rem;
            font-weight: 700;
            color: #D8D0C4;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }

        .footer-bottom {
            max-width: var(--max-width);
            margin: 32px auto 0;
            padding: 20px 24px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            font-size: 0.8rem;
            color: var(--color-footer-text-light);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-visual {
                max-height: 360px;
                aspect-ratio: 16/9;
            }
            .hero h1 {
                font-size: 2.4rem;
            }
            .services-grid {
                grid-template-columns: 1fr;
                max-width: 600px;
            }
            .cases-grid {
                grid-template-columns: 1fr;
                max-width: 600px;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                max-width: 500px;
            }
            .pledge-row {
                grid-template-columns: repeat(2, 1fr);
                max-width: 500px;
            }
            .guide-columns {
                grid-template-columns: 1fr;
                max-width: 400px;
            }
            .news-layout {
                grid-template-columns: 1fr;
                max-width: 600px;
            }
            .contact-layout {
                grid-template-columns: 1fr;
                max-width: 600px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .search-box input {
                width: 140px;
            }
            .search-box input:focus {
                width: 170px;
            }
            .header-nav a {
                padding: 6px 10px;
                font-size: 0.82rem;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-header h2 {
                font-size: 1.8rem;
            }
        }

        @media (max-width: 768px) {
            .header-nav {
                display: none;
            }
            .header-actions .search-box {
                display: none;
            }
            .header-actions .btn-login {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .btn-cta-nav {
                padding: 8px 16px;
                font-size: 0.82rem;
            }
            .hero {
                min-height: auto;
                padding-top: calc(var(--header-height) + 24px);
                padding-bottom: 48px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-visual {
                max-height: 280px;
                aspect-ratio: 16/9;
            }
            .hero-badges {
                gap: 6px;
            }
            .hero-badge {
                font-size: 0.7rem;
                padding: 5px 10px;
            }
            .stats-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-number {
                font-size: 2rem;
            }
            .pledge-row {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .service-card {
                flex-direction: column;
                padding: var(--card-padding-mobile);
            }
            .service-card-img {
                width: 100%;
                height: 160px;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .section-header {
                margin-bottom: 32px;
            }
            .section-header h2 {
                font-size: 1.6rem;
            }
            .contact-form {
                padding: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .btn-primary,
            .btn-secondary {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .hero-cta-group {
                flex-direction: column;
                gap: 10px;
            }
            .hero-cta-group .btn-primary,
            .hero-cta-group .btn-secondary {
                width: 100%;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .hero h1 {
                font-size: 1.6rem;
            }
            .hero-visual {
                max-height: 220px;
            }
            .stats-row {
                grid-template-columns: 1fr;
                max-width: 280px;
                margin: 0 auto;
            }
            .pledge-row {
                grid-template-columns: 1fr;
                max-width: 280px;
                margin: 0 auto;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .container {
                padding: 0 16px;
            }
            .btn-cta-nav {
                padding: 6px 12px;
                font-size: 0.75rem;
            }
            .header-logo {
                font-size: 1rem;
            }
            .header-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 0.7rem;
            }
            .faq-item summary {
                padding: 14px 16px;
                font-size: 0.9rem;
            }
            .faq-item .faq-answer {
                padding: 0 14px 14px;
                margin: 0 8px 8px;
                font-size: 0.82rem;
            }
        }