:root {
            --primary-dark: #0a1a2d;
            --primary-accent: #e63946;
            --secondary-accent: #457b9d;
            --text-light: #f1faee;
            --text-muted: #a8dadc;
            --bg-card: #1d3557;
            --transition: all 0.3s ease;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-light);
            background: linear-gradient(135deg, var(--primary-dark) 0%, #162a45 100%);
            min-height: 100vh;
        }
        a {
            color: var(--text-muted);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-accent);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: rgba(10, 26, 45, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid var(--secondary-accent);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--primary-accent);
            text-transform: uppercase;
            letter-spacing: 2px;
            text-shadow: 0 0 10px rgba(230, 57, 70, 0.5);
        }
        .my-logo span {
            color: var(--text-light);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .desktop-nav a {
            font-weight: 600;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .desktop-nav a:hover {
            border-bottom-color: var(--primary-accent);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--text-light);
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: var(--bg-card);
            padding: 20px;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin: 15px 0;
        }
        .mobile-nav a {
            display: block;
            padding: 10px;
            border-left: 4px solid transparent;
        }
        .mobile-nav a:hover {
            border-left-color: var(--primary-accent);
            background-color: rgba(255, 255, 255, 0.05);
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--text-muted);
            background-color: rgba(29, 53, 87, 0.3);
            margin-bottom: 30px;
        }
        .breadcrumb a {
            margin: 0 5px;
        }
        .breadcrumb a:first-child {
            margin-left: 0;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 30px 0;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: var(--bg-card);
            border-radius: 12px;
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .article-content h1 {
            font-size: 2.8rem;
            margin-bottom: 25px;
            color: var(--text-light);
            line-height: 1.2;
            border-bottom: 3px solid var(--primary-accent);
            padding-bottom: 15px;
        }
        .article-content h2 {
            font-size: 2rem;
            margin: 40px 0 20px;
            color: var(--text-muted);
            padding-left: 15px;
            border-left: 5px solid var(--secondary-accent);
        }
        .article-content h3 {
            font-size: 1.5rem;
            margin: 30px 0 15px;
            color: var(--text-light);
        }
        .article-content h4 {
            font-size: 1.2rem;
            margin: 25px 0 12px;
            color: var(--text-muted);
        }
        .article-content p {
            margin-bottom: 22px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .article-content strong {
            color: var(--primary-accent);
            font-weight: 700;
        }
        .article-content em {
            color: var(--text-muted);
            font-style: italic;
        }
        .highlight-box {
            background: linear-gradient(to right, rgba(69, 123, 157, 0.2), rgba(29, 53, 87, 0.5));
            border-left: 5px solid var(--primary-accent);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 10px 10px 0;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 10px;
            margin: 30px auto;
            display: block;
            box-shadow: var(--shadow);
            border: 2px solid var(--secondary-accent);
        }
        .link-list {
            background-color: rgba(255, 255, 255, 0.05);
            padding: 20px;
            border-radius: 10px;
            margin: 30px 0;
        }
        .link-list h3 {
            margin-top: 0;
        }
        .link-list ul {
            list-style-type: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
        }
        .link-list li {
            padding: 10px;
            border-bottom: 1px dashed var(--secondary-accent);
        }
        .link-list a {
            display: flex;
            align-items: center;
        }
        .link-list i {
            margin-right: 10px;
            color: var(--primary-accent);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .widget {
            background-color: var(--bg-card);
            padding: 25px;
            border-radius: 12px;
            box-shadow: var(--shadow);
        }
        .widget h3 {
            color: var(--text-light);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--secondary-accent);
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 12px 15px;
            border: none;
            border-radius: 6px 0 0 6px;
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--text-light);
        }
        .search-form button {
            background-color: var(--primary-accent);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: #c1121f;
        }
        .rating-widget .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 20px 0;
            font-size: 1.8rem;
            color: gold;
        }
        .rating-widget .stars i {
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-widget .stars i:hover {
            transform: scale(1.2);
        }
        .rating-form button {
            width: 100%;
            padding: 12px;
            background-color: var(--secondary-accent);
            color: white;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
        }
        .rating-form button:hover {
            background-color: #1d3557;
        }
        .comment-form textarea {
            width: 100%;
            min-height: 150px;
            padding: 15px;
            margin-bottom: 15px;
            border-radius: 6px;
            border: 1px solid var(--secondary-accent);
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--text-light);
            resize: vertical;
        }
        .comment-form input[type="text"],
        .comment-form input[type="email"] {
            width: 100%;
            padding: 12px;
            margin-bottom: 15px;
            border-radius: 6px;
            border: 1px solid var(--secondary-accent);
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--text-light);
        }
        .comment-form button {
            width: 100%;
            padding: 12px;
            background-color: var(--primary-accent);
            color: white;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
        }
        .comment-form button:hover {
            background-color: #c1121f;
        }
        .update-time {
            font-size: 0.9rem;
            color: var(--text-muted);
            text-align: right;
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid var(--secondary-accent);
        }
        footer {
            background-color: var(--primary-dark);
            padding: 50px 0 20px;
            margin-top: 50px;
            border-top: 2px solid var(--secondary-accent);
        }
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h4 {
            color: var(--text-light);
            margin-bottom: 25px;
            font-size: 1.3rem;
        }
        friend-link {
            display: block;
            margin: 10px 0;
            padding: 8px 0;
            border-bottom: 1px dashed rgba(168, 218, 220, 0.3);
        }
        .copyright {
            text-align: center;
            padding: 25px 0 10px;
            color: var(--text-muted);
            font-size: 0.9rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 40px;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .header-container {
                padding: 12px 0;
            }
            .my-logo {
                font-size: 1.8rem;
            }
            .article-content {
                padding: 25px;
            }
            .article-content h1 {
                font-size: 2.2rem;
            }
            .article-content h2 {
                font-size: 1.7rem;
            }
            .link-list ul {
                grid-template-columns: 1fr;
            }
        }