:root {
            --primary: #1a2a3a;
            --secondary: #e63946;
            --accent: #f4a261;
            --bg: #f8f9fa;
            --bg-card: #ffffff;
            --text: #212529;
            --text-light: #6c757d;
            --border: #dee2e6;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --header-bg: #0d1b2a;
            --footer-bg: #0d1b2a;
            --gold: #ffd700;
            --green: #2d6a4f;
            --blue: #1d3557;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--secondary);
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #c1121f;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-title {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 1.5rem;
            border-left: 5px solid var(--secondary);
            padding-left: 1rem;
        }
        .card {
            background: var(--bg-card);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 1.5rem;
            margin-bottom: 2rem;
        }
        .btn {
            display: inline-block;
            padding: 0.6rem 1.5rem;
            border-radius: 8px;
            font-weight: 600;
            transition: all 0.25s;
            border: none;
            cursor: pointer;
            font-size: 0.95rem;
        }
        .btn-primary {
            background: var(--secondary);
            color: #fff;
        }
        .btn-primary:hover {
            background: #c1121f;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(230, 57, 70, 0.35);
        }
        .badge {
            display: inline-block;
            background: var(--accent);
            color: var(--primary);
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .site-header {
            background: var(--header-bg);
            color: #fff;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.8rem 20px;
            max-width: var(--max-width);
            margin: 0 auto;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            color: var(--gold);
        }
        .my-logo:hover {
            text-decoration: none;
            color: var(--gold);
        }
        .my-logo span {
            font-weight: 300;
            font-size: 0.9rem;
            color: var(--text-light);
            margin-left: 4px;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .main-nav {
            display: flex;
            gap: 1.2rem;
            list-style: none;
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.85);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.4rem 0;
            position: relative;
            transition: color 0.2s;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--gold);
            transition: width 0.3s;
        }
        .main-nav a:hover {
            color: var(--gold);
            text-decoration: none;
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 6px;
        }
        .hamburger span {
            display: block;
            width: 28px;
            height: 3px;
            background: #fff;
            border-radius: 3px;
            transition: 0.3s;
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(6px, -6px);
        }
        .breadcrumb {
            background: var(--bg);
            padding: 0.8rem 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.9rem;
        }
        .breadcrumb ul {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 0.4rem 0.8rem;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .breadcrumb li+li::before {
            content: '›';
            margin-right: 0.8rem;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--secondary);
        }
        .breadcrumb .current {
            color: var(--text);
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, #0d1b2a 0%, #1b3a4b 100%);
            color: #fff;
            padding: 3rem 0 2.5rem;
            text-align: center;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            margin-bottom: 0.6rem;
            letter-spacing: -0.5px;
        }
        .hero h1 i {
            color: var(--gold);
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 0.8rem;
            opacity: 0.9;
        }
        .hero .meta {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.7);
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        .hero .meta i {
            margin-right: 6px;
        }
        .content-area {
            padding: 2.5rem 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        .main-article h2 {
            font-size: 1.8rem;
            color: var(--primary);
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.4rem;
            border-bottom: 3px solid var(--secondary);
        }
        .main-article h2:first-of-type {
            margin-top: 0;
        }
        .main-article h3 {
            font-size: 1.35rem;
            color: var(--blue);
            margin: 1.8rem 0 0.8rem;
        }
        .main-article h4 {
            font-size: 1.1rem;
            color: var(--text);
            font-weight: 600;
            margin: 1.2rem 0 0.5rem;
        }
        .main-article p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
            line-height: 1.8;
        }
        .main-article ul,
        .main-article ol {
            margin: 0.8rem 0 1.5rem 1.6rem;
        }
        .main-article li {
            margin-bottom: 0.5rem;
            font-size: 1.02rem;
        }
        .main-article blockquote {
            border-left: 4px solid var(--accent);
            padding: 1rem 1.5rem;
            margin: 1.5rem 0;
            background: #f1f3f5;
            border-radius: 0 var(--radius) var(--radius) 0;
            font-style: italic;
        }
        .main-article .highlight-box {
            background: linear-gradient(135deg, #e8f0fe, #fce4ec);
            border-radius: var(--radius);
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-left: 5px solid var(--secondary);
        }
        .featured-image {
            margin: 2rem 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-image figcaption {
            padding: 0.6rem 1rem;
            background: var(--bg-card);
            font-size: 0.9rem;
            color: var(--text-light);
            text-align: center;
        }
        .sidebar {
            position: sticky;
            top: 90px;
            align-self: start;
        }
        .sidebar .card {
            padding: 1.2rem;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-bottom: 1rem;
            color: var(--primary);
            border-bottom: 2px solid var(--border);
            padding-bottom: 0.4rem;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
        }
        .sidebar li {
            margin-bottom: 0.6rem;
        }
        .sidebar a {
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar a i {
            color: var(--secondary);
            font-size: 0.85rem;
        }
        .search-form {
            display: flex;
            gap: 0.5rem;
            margin: 1.5rem 0;
        }
        .search-form input {
            flex: 1;
            padding: 0.7rem 1rem;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-form input:focus {
            border-color: var(--secondary);
        }
        .search-form button {
            padding: 0.7rem 1.2rem;
            background: var(--secondary);
            color: #fff;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-size: 1rem;
            transition: background 0.2s;
        }
        .search-form button:hover {
            background: #c1121f;
        }
        .interaction-area {
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 2px solid var(--border);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-family: var(--font);
            font-size: 0.95rem;
            margin-bottom: 0.8rem;
            outline: none;
            transition: border 0.2s;
        }
        .comment-form textarea:focus,
        .comment-form input:focus {
            border-color: var(--secondary);
        }
        .comment-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 4px;
            margin: 0.5rem 0 1rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: var(--gold);
        }
        friend-link {
            display: block;
            padding: 1.5rem 0;
        }
        friend-link .friend-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.5rem;
            justify-content: center;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        friend-link a {
            color: var(--text-light);
            font-weight: 500;
            padding: 0.3rem 0.8rem;
            border-radius: 6px;
            background: rgba(255, 255, 255, 0.05);
            transition: all 0.2s;
        }
        friend-link a:hover {
            background: var(--secondary);
            color: #fff;
            text-decoration: none;
        }
        .site-footer {
            background: var(--footer-bg);
            color: rgba(255, 255, 255, 0.8);
            padding: 2rem 0 1.5rem;
            text-align: center;
            border-top: 3px solid var(--secondary);
        }
        .site-footer .container {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .site-footer a {
            color: var(--gold);
        }
        .site-footer .copyright {
            font-size: 0.9rem;
            opacity: 0.7;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 1rem;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--header-bg);
                padding: 1rem 0;
                gap: 0.3rem;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 20px;
            }
            .main-nav a::after {
                display: none;
            }
            .header-inner {
                padding: 0.6rem 16px;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .main-article h2 {
                font-size: 1.5rem;
            }
            .main-article h3 {
                font-size: 1.2rem;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .interaction-grid {
                grid-template-columns: 1fr;
            }
            .breadcrumb ul {
                font-size: 0.8rem;
            }
            .hero .meta {
                font-size: 0.85rem;
                gap: 0.8rem;
            }
            .content-area {
                padding: 1.5rem 0;
            }
            .card {
                padding: 1rem;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
            .my-logo span {
                display: none;
            }
        }
        @media print {
            .site-header,
            .site-footer,
            .sidebar,
            .search-form,
            .interaction-area,
            .breadcrumb {
                display: none !important;
            }
            .content-grid {
                display: block;
            }
            .card {
                box-shadow: none;
                border: 1px solid #ddd;
            }
        }