*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a3a5c;
            --primary-light: #2a5a8c;
            --secondary: #e8a838;
            --accent: #d94f30;
            --bg: #f5f3ef;
            --bg-card: #ffffff;
            --text: #1e1e1e;
            --text-light: #555;
            --border: #ddd;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --transition: 0.3s ease;
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: var(--primary);
            color: #fff;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            background: var(--secondary);
            padding: 6px 18px;
            border-radius: 40px;
            transition: transform var(--transition);
            display: inline-block;
        }
        .my-logo:hover {
            transform: scale(1.03);
            color: #fff;
        }
        .my-logo i {
            margin-right: 8px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-size: 1.5rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-menu {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-menu a {
            color: rgba(255, 255, 255, 0.85);
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background var(--transition), color var(--transition);
        }
        .nav-menu a:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }
        .nav-menu a.active {
            background: var(--secondary);
            color: var(--primary);
        }
        .breadcrumb {
            background: #ede9e3;
            padding: 10px 0;
            font-size: 0.85rem;
            border-bottom: 1px solid var(--border);
        }
        .breadcrumb ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 6px;
            color: #999;
        }
        .breadcrumb a {
            color: var(--primary-light);
        }
        .breadcrumb span {
            color: var(--text-light);
        }
        main {
            padding: 32px 0 48px;
        }
        h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.25;
            margin-bottom: 12px;
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
            margin-top: 48px;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--secondary);
            display: inline-block;
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
            color: var(--primary-light);
            margin-top: 32px;
            margin-bottom: 10px;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #2c3e50;
            margin-top: 24px;
            margin-bottom: 8px;
        }
        p {
            margin-bottom: 16px;
        }
        .lead {
            font-size: 1.15rem;
            color: var(--text-light);
            font-weight: 400;
            max-width: 800px;
        }
        .card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 30px;
            box-shadow: var(--shadow);
            margin-top: 24px;
            transition: transform var(--transition);
        }
        .card:hover {
            transform: translateY(-2px);
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin-top: 24px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 24px;
            margin-top: 24px;
        }
        .feature-icon {
            font-size: 2rem;
            color: var(--secondary);
            margin-bottom: 8px;
        }
        .featured-image {
            margin: 28px 0;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .featured-image figcaption {
            font-size: 0.85rem;
            color: var(--text-light);
            text-align: center;
            margin-top: 8px;
            font-style: italic;
        }
        ul,
        ol {
            padding-left: 24px;
            margin-bottom: 16px;
        }
        li {
            margin-bottom: 6px;
        }
        .search-box {
            display: flex;
            gap: 0;
            max-width: 500px;
            margin: 12px 0 20px;
            border-radius: 50px;
            overflow: hidden;
            border: 2px solid var(--border);
            background: #fff;
            transition: border-color var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary-light);
        }
        .search-box input {
            flex: 1;
            padding: 12px 20px;
            border: none;
            outline: none;
            font-size: 1rem;
            background: transparent;
        }
        .search-box button {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 0 24px;
            font-size: 1rem;
            cursor: pointer;
            transition: background var(--transition);
        }
        .search-box button:hover {
            background: var(--primary-light);
        }
        .comment-box,
        .rating-box {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 28px 30px;
            box-shadow: var(--shadow);
            margin-top: 24px;
        }
        .comment-box textarea,
        .rating-box select,
        .rating-box input,
        .comment-box input {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 1rem;
            font-family: var(--font);
            transition: border-color var(--transition);
            margin-bottom: 12px;
            background: #fafafa;
        }
        .comment-box textarea:focus,
        .rating-box select:focus,
        .comment-box input:focus {
            border-color: var(--primary-light);
            outline: none;
            background: #fff;
        }
        .comment-box textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            display: inline-block;
            padding: 12px 30px;
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition), transform var(--transition);
        }
        .btn:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
            color: #fff;
        }
        .btn-secondary {
            background: var(--secondary);
            color: var(--primary);
        }
        .btn-secondary:hover {
            background: #d99a2e;
            color: var(--primary);
        }
        footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 40px 0 24px;
            margin-top: 48px;
        }
        footer a {
            color: rgba(255, 255, 255, 0.8);
        }
        footer a:hover {
            color: var(--secondary);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }
        .footer-grid h4 {
            color: #fff;
            font-weight: 600;
            margin-top: 0;
            margin-bottom: 12px;
        }
        .footer-grid ul {
            list-style: none;
            padding: 0;
        }
        .footer-grid li {
            margin-bottom: 6px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 20px;
            text-align: center;
            font-size: 0.9rem;
        }
        friend-link {
            display: block;
            margin-top: 16px;
            font-size: 0.95rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0 8px 4px 0;
            padding: 4px 14px;
            background: rgba(255, 255, 255, 0.08);
            border-radius: 30px;
            font-size: 0.85rem;
        }
        friend-link a:hover {
            background: rgba(255, 255, 255, 0.18);
        }
        @media (max-width: 992px) {
            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                gap: 4px;
                padding-top: 12px;
                border-top: 1px solid rgba(255, 255, 255, 0.15);
                margin-top: 8px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 10px 16px;
                border-radius: 8px;
            }
            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .card {
                padding: 20px;
            }
            .comment-box,
            .rating-box {
                padding: 20px;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.2rem;
                padding: 4px 14px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            h1 {
                font-size: 1.4rem;
            }
            .lead {
                font-size: 1rem;
            }
            .search-box input {
                padding: 10px 14px;
                font-size: 0.9rem;
            }
            .search-box button {
                padding: 0 16px;
            }
            .btn {
                padding: 10px 22px;
                font-size: 0.9rem;
            }
        }
        .text-muted {
            color: var(--text-light);
        }
        .mt-1 {
            margin-top: 8px;
        }
        .mt-2 {
            margin-top: 16px;
        }
        .mt-3 {
            margin-top: 24px;
        }
        .mb-2 {
            margin-bottom: 16px;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .tag {
            display: inline-block;
            background: #e8e3dc;
            padding: 2px 12px;
            border-radius: 30px;
            font-size: 0.8rem;
            color: var(--text-light);
        }
        .highlight {
            background: #fdf1d6;
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: 600;
        }
        .emoji-lg {
            font-size: 1.8rem;
            line-height: 1;
        }
        .star-rating {
            color: var(--secondary);
            letter-spacing: 2px;
            font-size: 1.2rem;
        }
        .quote {
            border-left: 4px solid var(--secondary);
            padding: 12px 20px;
            background: #f9f6f0;
            border-radius: 0 8px 8px 0;
            margin: 20px 0;
            font-style: italic;
            color: #333;
        }
        .quote cite {
            display: block;
            margin-top: 8px;
            font-style: normal;
            font-weight: 600;
            color: var(--primary);
        }
        .table-wrap {
            overflow-x: auto;
            margin: 20px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border);
        }
        th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        tr:nth-child(even) {
            background: #f8f6f2;
        }
        tr:hover {
            background: #efece6;
        }