:root {
            --primary-color: #ff5722;
            --secondary-color: #2a475e;
            --dark-bg: #1b2838;
            --light-bg: #f5f5f5;
            --text-color: #333;
            --text-light: #666;
            --border-color: #ddd;
            --shadow: 0 5px 15px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
            --max-width: 1200px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: var(--text-color);
            background-color: var(--light-bg);
            overflow-x: hidden;
        }
        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary-color);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--dark-bg);
            color: white;
            padding: 1rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 900;
            color: white;
            text-transform: uppercase;
            letter-spacing: 1px;
            background: linear-gradient(90deg, var(--primary-color), #ff9800);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 1.5rem;
        }
        nav a {
            color: white;
            font-weight: 500;
            padding: 0.5rem 0;
            position: relative;
        }
        nav a:hover {
            color: var(--primary-color);
        }
        nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary-color);
            transition: width 0.3s;
        }
        nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #f8f9fa;
            border-bottom: 1px solid var(--border-color);
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin-left: 0.5rem;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--primary-color);
        }
        .search-container {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
            margin: 2rem auto;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 1rem;
            border: 2px solid var(--border-color);
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-input:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .search-btn {
            background: var(--primary-color);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-btn:hover {
            background: var(--secondary-color);
        }
        main {
            padding: 2rem 0;
        }
        article {
            background: white;
            padding: 2.5rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--secondary-color);
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            color: var(--secondary-color);
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--primary-color);
        }
        h3 {
            font-size: 1.5rem;
            color: var(--secondary-color);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.2rem;
            color: var(--text-color);
            margin: 1.5rem 0 0.5rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: var(--primary-color);
            margin-bottom: 2rem;
            padding-left: 1rem;
            border-left: 4px solid var(--primary-color);
        }
        .highlight {
            background-color: #fff9e6;
            padding: 1.5rem;
            border-radius: 8px;
            border-left: 5px solid #ffc107;
            margin: 1.5rem 0;
        }
        .img-container {
            margin: 2rem auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
            max-width: 800px;
        }
        .caption {
            text-align: center;
            font-style: italic;
            color: var(--text-light);
            padding: 0.5rem;
            font-size: 0.9rem;
            background: #f9f9f9;
        }
        ul, ol {
            margin-left: 1.5rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        .link-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1rem;
            margin: 2rem 0;
        }
        .link-card {
            background: #f8f9fa;
            padding: 1.2rem;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .link-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow);
            border-color: var(--primary-color);
        }
        .stats-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
            padding: 1.5rem;
            background: linear-gradient(135deg, var(--secondary-color), #1a365d);
            color: white;
            border-radius: 10px;
        }
        .stat {
            text-align: center;
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 900;
            color: var(--primary-color);
            display: block;
            line-height: 1;
        }
        .stat-label {
            font-size: 0.9rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            opacity: 0.9;
        }
        .update-time {
            text-align: right;
            font-size: 0.9rem;
            color: var(--text-light);
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px dashed var(--border-color);
        }
        .rating-section {
            background: #f8f9fa;
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .rating-container {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
            margin: 1rem 0;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffc107;
        }
        .rating-form,
        .comment-form {
            display: grid;
            gap: 1rem;
            margin-top: 1.5rem;
            max-width: 600px;
        }
        .rating-form input,
        .rating-form textarea,
        .comment-form input,
        .comment-form textarea {
            padding: 0.8rem;
            border: 1px solid var(--border-color);
            border-radius: 5px;
            font-family: inherit;
            transition: var(--transition);
        }
        .rating-form input:focus,
        .rating-form textarea:focus,
        .comment-form input:focus,
        .comment-form textarea:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .submit-btn {
            background: var(--primary-color);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            justify-self: start;
        }
        .submit-btn:hover {
            background: var(--secondary-color);
        }
        footer {
            background-color: var(--dark-bg);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--primary-color);
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #ccc;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--primary-color);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 1rem;
            border-radius: 5px;
            margin-bottom: 0.5rem;
            transition: var(--transition);
        }
        friend-link:hover {
            background: rgba(255,255,255,0.1);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.7rem; }
            .header-container { padding: 0 1rem; }
            nav ul { gap: 1rem; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            nav {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background: var(--dark-bg);
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: var(--transition);
                z-index: 999;
            }
            nav.active {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
            }
            nav ul {
                flex-direction: column;
                padding: 1rem;
                gap: 0;
            }
            nav li {
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            nav a {
                display: block;
                padding: 1rem;
            }
            article { padding: 1.5rem; }
            .search-form { flex-direction: column; }
            .search-input { border-radius: 5px; margin-bottom: 0.5rem; }
            .search-btn { border-radius: 5px; padding: 1rem; }
        }
        @media (max-width: 480px) {
            h1 { font-size: 1.8rem; }
            h2 { font-size: 1.4rem; }
            .stats-box { grid-template-columns: 1fr; }
            .link-list { grid-template-columns: 1fr; }
        }