* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #003366;
            --secondary: #D4AF37;
            --accent: #C8102E;
            --light: #f8f9fa;
            --dark: #212529;
            --gray: #6c757d;
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--light);
            color: var(--dark);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul, ol {
            list-style-position: inside;
            margin-left: 1rem;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            padding: 12px 28px;
            background-color: var(--accent);
            color: white;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background-color: #a00d24;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(200, 16, 46, 0.2);
        }
        .section-padding {
            padding: 80px 0;
        }
        .text-center {
            text-align: center;
        }
        .mb-1 { margin-bottom: 0.5rem; }
        .mb-2 { margin-bottom: 1rem; }
        .mb-3 { margin-bottom: 1.5rem; }
        .mb-4 { margin-bottom: 2rem; }
        .mb-5 { margin-bottom: 3rem; }
        header {
            background-color: var(--primary);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-top {
            padding: 15px 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .header-top .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--secondary);
            letter-spacing: 1px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .my-logo span {
            color: white;
        }
        .update-time {
            font-size: 0.9rem;
            color: #ccc;
        }
        .update-time i {
            margin-right: 5px;
        }
        nav {
            padding: 15px 0;
        }
        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .main-nav {
            display: flex;
            gap: 30px;
        }
        .main-nav a {
            font-weight: 600;
            padding: 8px 0;
            position: relative;
        }
        .main-nav a:hover {
            color: var(--secondary);
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--secondary);
            transition: var(--transition);
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 15px 0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .breadcrumb li {
            margin-right: 5px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin-left: 10px;
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .hero {
            background: linear-gradient(rgba(0,51,102,0.85), rgba(0,51,102,0.9)), url('https://images.unsplash.com/photo-1575361204480-aadea25e6e68?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 0;
            text-align: center;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            line-height: 1.2;
            text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            color: #f0f0f0;
        }
        .search-box {
            max-width: 700px;
            margin: 40px auto 0;
            position: relative;
        }
        .search-box form {
            display: flex;
        }
        .search-box input {
            flex: 1;
            padding: 18px 25px;
            border: none;
            border-radius: 50px 0 0 50px;
            font-size: 1.1rem;
            outline: none;
        }
        .search-box button {
            background-color: var(--secondary);
            color: var(--primary);
            border: none;
            border-radius: 0 50px 50px 0;
            padding: 0 35px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            background-color: #e6c158;
        }
        main {
            background-color: white;
            box-shadow: 0 0 30px rgba(0,0,0,0.05);
            border-radius: 10px;
            margin: -50px auto 50px;
            position: relative;
            padding: 50px;
        }
        @media (max-width: 768px) {
            main {
                padding: 30px 20px;
                margin: -30px auto 30px;
            }
        }
        article h2 {
            color: var(--primary);
            font-size: 2.5rem;
            margin: 40px 0 20px;
            padding-bottom: 15px;
            border-bottom: 3px solid var(--secondary);
        }
        article h3 {
            color: var(--accent);
            font-size: 1.8rem;
            margin: 30px 0 15px;
        }
        article h4 {
            color: var(--dark);
            font-size: 1.4rem;
            margin: 25px 0 10px;
        }
        article p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            line-height: 1.9;
        }
        article strong {
            color: var(--primary);
            font-weight: 700;
        }
        .highlight-box {
            background-color: #f0f8ff;
            border-left: 5px solid var(--secondary);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }
        .stat-card {
            background: linear-gradient(135deg, #003366, #004080);
            color: white;
            padding: 25px;
            border-radius: 12px;
            text-align: center;
            box-shadow: 0 10px 20px rgba(0,51,102,0.1);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,51,102,0.2);
        }
        .stat-card i {
            font-size: 2.5rem;
            color: var(--secondary);
            margin-bottom: 15px;
        }
        .stat-card h4 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 10px;
        }
        .stat-card .number {
            font-size: 2.8rem;
            font-weight: 900;
            margin: 10px 0;
        }
        .image-container {
            margin: 40px 0;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
        }
        .image-container figcaption {
            text-align: center;
            font-style: italic;
            padding: 15px;
            background-color: #f8f9fa;
            color: var(--gray);
        }
        .interactive-section {
            background-color: #f8f9fa;
            padding: 40px;
            border-radius: 12px;
            margin: 50px 0;
        }
        .tabs {
            display: flex;
            border-bottom: 2px solid #dee2e6;
            margin-bottom: 30px;
            flex-wrap: wrap;
        }
        .tab {
            padding: 15px 30px;
            background: none;
            border: none;
            font-weight: 700;
            color: var(--gray);
            cursor: pointer;
            transition: var(--transition);
            position: relative;
        }
        .tab.active {
            color: var(--primary);
        }
        .tab.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 100%;
            height: 2px;
            background-color: var(--accent);
        }
        .tab:hover {
            color: var(--primary);
        }
        .tab-content {
            display: none;
        }
        .tab-content.active {
            display: block;
            animation: fadeIn 0.5s ease;
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .rating {
            display: flex;
            gap: 10px;
            margin: 20px 0;
            flex-wrap: wrap;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #FFD700;
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 15px;
            margin-bottom: 20px;
            border: 1px solid #ced4da;
            border-radius: 8px;
            font-size: 1rem;
            resize: vertical;
        }
        .comment-form button {
            width: 100%;
        }
        footer {
            background-color: var(--primary);
            color: white;
            padding: 70px 0 30px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 50px;
        }
        .footer-section h3 {
            color: var(--secondary);
            font-size: 1.5rem;
            margin-bottom: 25px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-section h3::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 3px;
            background-color: var(--accent);
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background-color: rgba(255,255,255,0.05);
            padding: 20px;
            border-radius: 8px;
            margin-bottom: 15px;
            transition: var(--transition);
        }
        friend-link:hover {
            background-color: rgba(212, 175, 55, 0.1);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #ccc;
        }
        @media (max-width: 992px) {
            .hero h1 { font-size: 2.8rem; }
            article h2 { font-size: 2.2rem; }
            .main-nav { gap: 20px; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav {
                position: fixed;
                top: 100px;
                left: 0;
                background-color: var(--primary);
                width: 100%;
                flex-direction: column;
                padding: 20px;
                gap: 0;
                box-shadow: 0 10px 20px rgba(0,0,0,0.1);
                transform: translateY(-150%);
                opacity: 0;
                transition: transform 0.4s ease, opacity 0.3s ease;
                z-index: 999;
            }
            .main-nav.active {
                transform: translateY(0);
                opacity: 1;
            }
            .main-nav li {
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .main-nav a {
                display: block;
                padding: 18px 0;
            }
            .hero h1 { font-size: 2.2rem; }
            .hero p { font-size: 1.1rem; }
            .search-box form { flex-direction: column; }
            .search-box input { border-radius: 50px; margin-bottom: 15px; }
            .search-box button { border-radius: 50px; padding: 18px; }
            .interactive-section { padding: 30px 20px; }
            .tab { flex: 1; text-align: center; padding: 15px 10px; }
        }
        @media (max-width: 576px) {
            .hero { padding: 70px 0; }
            .hero h1 { font-size: 1.8rem; }
            article h2 { font-size: 1.8rem; }
            article h3 { font-size: 1.5rem; }
            .section-padding { padding: 50px 0; }
            .stats-grid { grid-template-columns: 1fr; }
        }