*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; font-size: 16px; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.7;
            color: #1a1a2e;
            background: #f8f9fa;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
            word-wrap: break-word;
        }
        a { color: #0066cc; text-decoration: none; transition: color 0.2s; }
        a:hover { color: #004499; text-decoration: underline; }
        img { max-width: 100%; height: auto; display: block; border-radius: 12px; }
        ul, ol { padding-left: 1.5rem; margin: 0.75rem 0; }
        li { margin-bottom: 0.35rem; }
        h1 { font-size: 2.4rem; font-weight: 800; color: #0b0b1a; margin: 1.2rem 0 0.6rem; line-height: 1.2; letter-spacing: -0.5px; }
        h2 { font-size: 1.8rem; font-weight: 700; color: #16213e; margin: 2rem 0 0.8rem; border-left: 5px solid #e94560; padding-left: 1rem; line-height: 1.3; }
        h3 { font-size: 1.35rem; font-weight: 600; color: #1a1a2e; margin: 1.6rem 0 0.6rem; line-height: 1.4; }
        h4 { font-size: 1.1rem; font-weight: 600; color: #2d2d44; margin: 1.2rem 0 0.4rem; line-height: 1.5; }
        p { margin: 0.75rem 0; font-size: 1.05rem; color: #2d2d44; }
        .text-muted { color: #6c757d; font-size: 0.95rem; }
        .site-header {
            background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
            color: #fff;
            padding: 1rem 1.5rem;
            border-radius: 0 0 20px 20px;
            margin-bottom: 1.5rem;
            box-shadow: 0 8px 32px rgba(0,0,0,0.15);
            position: relative;
        }
        .header-top { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.8rem; }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            text-shadow: 0 2px 12px rgba(233,69,96,0.3);
        }
        .my-logo:hover { color: #e94560; text-decoration: none; }
        .my-logo small { font-weight: 300; font-size: 1rem; color: #a0a0c0; display: block; }
        .my-logo i { color: #e94560; margin-right: 0.3rem; }
        .nav-bar { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
        .nav-bar a {
            color: #ddd;
            font-size: 0.95rem;
            padding: 0.4rem 0.8rem;
            border-radius: 8px;
            transition: all 0.2s;
            white-space: nowrap;
        }
        .nav-bar a:hover { background: rgba(233,69,96,0.2); color: #fff; text-decoration: none; }
        .nav-bar .active { background: #e94560; color: #fff; }
        .hamburger { display: none; background: none; border: none; color: #fff; font-size: 1.8rem; cursor: pointer; padding: 0.2rem 0.5rem; border-radius: 6px; }
        .hamburger:hover { background: rgba(255,255,255,0.1); }
        .breadcrumb { padding: 0.6rem 0; font-size: 0.9rem; color: #888; display: flex; flex-wrap: wrap; gap: 0.3rem; align-items: center; }
        .breadcrumb a { color: #aaa; }
        .breadcrumb a:hover { color: #e94560; }
        .breadcrumb span { color: #ccc; }
        .search-wrap { margin: 1.2rem 0; display: flex; gap: 0.5rem; flex-wrap: wrap; }
        .search-wrap input {
            flex: 1; min-width: 200px; padding: 0.75rem 1.2rem;
            border: 2px solid #ddd; border-radius: 40px; font-size: 1rem;
            outline: none; transition: border 0.2s; background: #fff;
        }
        .search-wrap input:focus { border-color: #e94560; }
        .search-wrap button {
            padding: 0.75rem 1.8rem; background: #e94560; color: #fff;
            border: none; border-radius: 40px; font-size: 1rem; font-weight: 600;
            cursor: pointer; transition: background 0.2s; display: flex; align-items: center; gap: 0.5rem;
        }
        .search-wrap button:hover { background: #d63851; }
        .card { background: #fff; border-radius: 16px; padding: 2rem; margin: 1.5rem 0; box-shadow: 0 4px 24px rgba(0,0,0,0.06); border: 1px solid rgba(0,0,0,0.04); }
        .card-alt { background: #f0f0f8; }
        .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.8rem; margin: 1.5rem 0; }
        .grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1.5rem; margin: 1.5rem 0; }
        .grid-item { background: #fff; border-radius: 12px; padding: 1.5rem; box-shadow: 0 2px 12px rgba(0,0,0,0.05); border: 1px solid #eee; transition: transform 0.2s, box-shadow 0.2s; }
        .grid-item:hover { transform: translateY(-3px); box-shadow: 0 8px 28px rgba(0,0,0,0.08); }
        .grid-item i { font-size: 2rem; color: #e94560; margin-bottom: 0.8rem; }
        .form-group { margin: 1rem 0; }
        .form-group label { display: block; font-weight: 600; margin-bottom: 0.3rem; color: #1a1a2e; }
        .form-group input, .form-group textarea, .form-group select {
            width: 100%; padding: 0.7rem 1rem; border: 2px solid #ddd; border-radius: 10px;
            font-size: 1rem; font-family: inherit; transition: border 0.2s; background: #fff;
        }
        .form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: #e94560; outline: none; }
        .form-group textarea { min-height: 100px; resize: vertical; }
        .btn {
            padding: 0.7rem 1.8rem; background: #e94560; color: #fff; border: none;
            border-radius: 40px; font-size: 1rem; font-weight: 600; cursor: pointer;
            transition: background 0.2s, transform 0.1s; display: inline-flex; align-items: center; gap: 0.5rem;
        }
        .btn:hover { background: #d63851; transform: scale(1.02); }
        .btn-outline { background: transparent; border: 2px solid #e94560; color: #e94560; }
        .btn-outline:hover { background: #e94560; color: #fff; }
        .star-rating { display: flex; gap: 0.3rem; font-size: 1.8rem; cursor: pointer; color: #ccc; direction: rtl; }
        .star-rating i { transition: color 0.15s; }
        .star-rating i:hover, .star-rating i:hover ~ i { color: #f5c518; }
        .table-wrap { overflow-x: auto; margin: 1.2rem 0; }
        table { width: 100%; border-collapse: collapse; font-size: 0.98rem; }
        th, td { padding: 0.75rem 1rem; text-align: left; border-bottom: 1px solid #e0e0e0; }
        th { background: #f0f0f8; font-weight: 700; color: #16213e; }
        tr:hover td { background: #faf5ff; }
        friend-link { display: block; padding: 1.2rem 0; border-top: 1px solid #e0e0e0; margin-top: 1.5rem; }
        friend-link a { display: inline-block; margin: 0.3rem 0.6rem 0.3rem 0; padding: 0.3rem 0.8rem; background: #f0f0f8; border-radius: 20px; font-size: 0.9rem; }
        friend-link a:hover { background: #e94560; color: #fff; text-decoration: none; }
        .site-footer { background: #0b0b1a; color: #aaa; padding: 2rem 1.5rem; border-radius: 20px 20px 0 0; margin-top: 2.5rem; font-size: 0.95rem; }
        .site-footer a { color: #bbb; }
        .site-footer a:hover { color: #e94560; }
        .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem; margin-bottom: 1.5rem; }
        .copyright { border-top: 1px solid #2a2a4a; padding-top: 1.2rem; text-align: center; font-size: 0.85rem; color: #888; }
        @media (max-width: 900px) {
            .grid-2, .grid-3 { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
            h1 { font-size: 1.9rem; }
            h2 { font-size: 1.5rem; }
            body { padding: 0 14px; }
        }
        @media (max-width: 700px) {
            .hamburger { display: block; }
            .nav-bar { display: none; width: 100%; flex-direction: column; align-items: stretch; padding-top: 0.8rem; }
            .nav-bar.show { display: flex; }
            .nav-bar a { padding: 0.6rem 0.8rem; border-radius: 6px; }
            .site-header { padding: 0.8rem 1rem; }
            .card { padding: 1.2rem; }
            .my-logo { font-size: 1.4rem; }
        }
        @media (max-width: 480px) {
            h1 { font-size: 1.6rem; }
            h2 { font-size: 1.3rem; }
            .search-wrap input { min-width: 140px; }
            .star-rating { font-size: 1.4rem; }
        }
        .flex-between { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.8rem; }
        .mt-1 { margin-top: 1rem; }
        .mb-1 { margin-bottom: 1rem; }
        .highlight { background: #fff3cd; padding: 0.1rem 0.3rem; border-radius: 4px; }
        .tag { display: inline-block; padding: 0.2rem 0.7rem; background: #e94560; color: #fff; border-radius: 20px; font-size: 0.8rem; font-weight: 600; }
        .tag-blue { background: #0066cc; }
        .divider { height: 2px; background: linear-gradient(90deg, #e94560, transparent); margin: 2rem 0; }
        .schema-hidden { display: none; }
        .anchor-offset { scroll-margin-top: 80px; }