*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; font-size: 16px; }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #f6f4f0;
            color: #1e2a3a;
            line-height: 1.7;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }
        img { max-width: 100%; height: auto; display: block; border-radius: 12px; }
        a { color: #1a5276; text-decoration: none; transition: color 0.25s; }
        a:hover { color: #e67e22; text-decoration: underline; }
        h1, h2, h3, h4 { font-weight: 700; line-height: 1.25; letter-spacing: -0.01em; }
        h1 { font-size: clamp(2rem, 5vw, 3.2rem); margin-bottom: 0.5rem; }
        h2 { font-size: clamp(1.5rem, 3.5vw, 2.2rem); margin-top: 2.8rem; margin-bottom: 1rem; border-left: 5px solid #e67e22; padding-left: 1rem; }
        h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); margin-top: 2rem; margin-bottom: 0.75rem; color: #2c3e50; }
        h4 { font-size: clamp(1rem, 2vw, 1.25rem); margin-top: 1.5rem; margin-bottom: 0.5rem; color: #34495e; }
        p { margin-bottom: 1.2rem; }
        ul, ol { margin-left: 1.5rem; margin-bottom: 1.5rem; }
        li { margin-bottom: 0.4rem; }
        .container { max-width: 1200px; margin: 0 auto; padding: 0 1.25rem; }
        .site-header {
            background: linear-gradient(145deg, #1a2a3a 0%, #0f1a26 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0,0,0,0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.5rem 1rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #f5deb3;
            text-decoration: none;
            letter-spacing: -0.5px;
            transition: opacity 0.25s;
            text-shadow: 0 2px 8px rgba(0,0,0,0.3);
        }
        .my-logo:hover { opacity: 0.85; text-decoration: none; color: #f5deb3; }
        .my-logo span { color: #e67e22; }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255,255,255,0.3);
            color: #fff;
            font-size: 1.5rem;
            padding: 0.4rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.25s;
        }
        .nav-toggle:hover { background: rgba(255,255,255,0.1); }
        .main-nav { display: flex; gap: 0.25rem; flex-wrap: wrap; align-items: center; }
        .main-nav a {
            color: #e0e7ef;
            padding: 0.5rem 1rem;
            border-radius: 8px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background 0.25s, color 0.25s;
            white-space: nowrap;
        }
        .main-nav a:hover { background: rgba(255,255,255,0.12); color: #f5deb3; text-decoration: none; }
        .main-nav a.active { background: #e67e22; color: #fff; }
        .breadcrumb {
            background: #ece8e0;
            padding: 0.7rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #ddd6cb;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .breadcrumb li+li::before { content: "›"; margin-right: 0.6rem; color: #999; }
        .breadcrumb a { color: #1a5276; }
        .breadcrumb .current { color: #666; font-weight: 500; }
        .hero {
            background: linear-gradient(135deg, #1e2a3a 0%, #2c3e50 100%);
            color: #fff;
            padding: 3rem 0 2.5rem;
            text-align: center;
        }
        .hero h1 { color: #f5deb3; }
        .hero p { font-size: 1.15rem; max-width: 750px; margin: 0.75rem auto 0; color: #ccdbe8; }
        .section { padding: 2.5rem 0; }
        .section-alt { background: #fff; }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 1.5rem;
            margin: 1.5rem 0;
        }
        .card {
            background: #fff;
            border-radius: 16px;
            padding: 1.5rem;
            box-shadow: 0 4px 16px rgba(0,0,0,0.06);
            transition: transform 0.2s, box-shadow 0.3s;
            border: 1px solid #eeeae4;
        }
        .card:hover { transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,0,0,0.1); }
        .card i { font-size: 2rem; color: #e67e22; margin-bottom: 0.75rem; }
        .card h3 { margin-top: 0; }
        .table-wrap { overflow-x: auto; margin: 1.5rem 0; border-radius: 12px; border: 1px solid #e5dfd7; }
        table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
        th { background: #1e2a3a; color: #fff; padding: 0.8rem 1rem; text-align: left; }
        td { padding: 0.75rem 1rem; border-bottom: 1px solid #ede8e0; }
        tr:last-child td { border-bottom: none; }
        tr:nth-child(even) td { background: #faf8f5; }
        .search-box {
            display: flex;
            gap: 0.5rem;
            max-width: 520px;
            margin: 1.5rem 0;
            flex-wrap: wrap;
        }
        .search-box input {
            flex: 1;
            min-width: 180px;
            padding: 0.75rem 1.2rem;
            border: 2px solid #ddd6cb;
            border-radius: 50px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
            background: #fff;
        }
        .search-box input:focus { border-color: #e67e22; }
        .search-box button {
            padding: 0.75rem 1.8rem;
            background: #1a5276;
            color: #fff;
            border: none;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.1s;
        }
        .search-box button:hover { background: #e67e22; transform: scale(1.02); }
        .search-box button:active { transform: scale(0.97); }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 1.5rem 0;
        }
        .feedback-card {
            background: #fff;
            border-radius: 16px;
            padding: 1.8rem;
            box-shadow: 0 4px 16px rgba(0,0,0,0.05);
            border: 1px solid #eeeae4;
        }
        .feedback-card h3 { margin-top: 0; display: flex; align-items: center; gap: 0.5rem; }
        .form-group { margin-bottom: 1rem; }
        .form-group label { display: block; font-weight: 600; margin-bottom: 0.3rem; font-size: 0.9rem; }
        .form-group input, .form-group textarea, .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #ddd6cb;
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: inherit;
            transition: border-color 0.3s;
            background: #fdfdfc;
        }
        .form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: #e67e22; outline: none; }
        .form-group textarea { resize: vertical; min-height: 80px; }
        .btn-primary {
            padding: 0.7rem 2rem;
            background: #1a5276;
            color: #fff;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.1s;
        }
        .btn-primary:hover { background: #e67e22; transform: scale(1.02); }
        .btn-primary:active { transform: scale(0.97); }
        .star-rating { display: flex; gap: 0.25rem; font-size: 1.6rem; cursor: pointer; color: #ddd; }
        .star-rating i.active { color: #f1c40f; }
        .star-rating i:hover { color: #f1c40f; }
        .img-wrap {
            margin: 2rem 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 28px rgba(0,0,0,0.08);
            background: #fff;
            padding: 0.5rem;
        }
        .img-wrap img { width: 100%; border-radius: 12px; }
        .img-caption { font-size: 0.85rem; color: #666; text-align: center; padding: 0.5rem 0 0.25rem; font-style: italic; }
        friend-link {
            display: block;
            padding: 1.5rem 0;
            border-top: 2px solid #e5dfd7;
            margin-top: 2rem;
        }
        .friend-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
            list-style: none;
            margin: 0.75rem 0 0;
            padding: 0;
        }
        .friend-list li { margin: 0; }
        .friend-list a {
            background: #ede8e0;
            padding: 0.35rem 1.2rem;
            border-radius: 50px;
            font-size: 0.9rem;
            color: #1a2a3a;
            transition: background 0.25s, color 0.25s;
        }
        .friend-list a:hover { background: #1a5276; color: #fff; text-decoration: none; }
        .site-footer {
            background: #0f1a26;
            color: #b0c4d8;
            padding: 2rem 0 1.5rem;
            font-size: 0.9rem;
            margin-top: 3rem;
        }
        .site-footer .copyright { text-align: center; border-top: 1px solid rgba(255,255,255,0.08); padding-top: 1.2rem; margin-top: 1rem; color: #7a8fa3; }
        @media (max-width: 768px) {
            .nav-toggle { display: block; }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(15,26,38,0.98);
                border-radius: 12px;
                padding: 0.75rem 0.5rem;
                margin-top: 0.5rem;
                gap: 0.15rem;
            }
            .main-nav.open { display: flex; }
            .main-nav a { padding: 0.6rem 1rem; border-radius: 8px; }
            .feedback-grid { grid-template-columns: 1fr; }
            .hero h1 { font-size: 1.8rem; }
            .my-logo { font-size: 1.4rem; }
            .card-grid { grid-template-columns: 1fr; }
        }
        @media (max-width: 480px) {
            .container { padding: 0 0.9rem; }
            .search-box input { min-width: 140px; }
            h2 { font-size: 1.4rem; }
        }
        .hidden-schema { display: none; }
        .tag { display: inline-block; background: #ede8e0; padding: 0.2rem 0.8rem; border-radius: 50px; font-size: 0.75rem; color: #1a2a3a; margin-right: 0.3rem; }
        .highlight { background: #fef9e7; padding: 0.1rem 0.3rem; border-radius: 4px; }
        .emoji-lg { font-size: 1.3em; }
        .update-badge { background: #e67e22; color: #fff; padding: 0.25rem 1rem; border-radius: 50px; font-size: 0.8rem; display: inline-block; margin-bottom: 0.5rem; }
        .last-updated { font-size: 0.9rem; color: #7a8fa3; margin-bottom: 1rem; }