:root {
            --primary: #1a237e;
            --secondary: #00bcd4;
            --accent: #ff4081;
            --dark: #0d1430;
            --light: #f5f7ff;
            --gray: #6c757d;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            line-height: 1.8;
            color: #333;
            background: var(--light);
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--dark) 0%, var(--primary) 100%);
            color: white;
            box-shadow: 0 4px 20px rgba(0,0,0,0.2);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--secondary);
            text-decoration: none;
            text-shadow: 0 2px 8px rgba(0,188,212,0.5);
            transition: all 0.3s ease;
        }
        .my-logo:hover {
            color: #fff;
            transform: scale(1.05);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .main-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 10px 15px;
            border-radius: 6px;
            transition: all 0.3s;
            position: relative;
        }
        .main-nav a:hover {
            background: rgba(255,255,255,0.15);
            transform: translateY(-3px);
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 3px;
            background: var(--accent);
            transition: all 0.3s;
        }
        .main-nav a:hover::after {
            width: 80%;
            left: 10%;
        }
        .breadcrumb {
            background: rgba(255,255,255,0.08);
            padding: 12px 0;
            font-size: 0.95rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            gap: 10px;
        }
        .breadcrumb a {
            color: #ccc;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: var(--secondary);
        }
        main {
            padding: 40px 0;
        }
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding: 30px;
            background: linear-gradient(to right, #ffffff, #e3f2fd);
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(26,35,126,0.1);
        }
        h1 {
            font-size: 3.2rem;
            color: var(--dark);
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .meta {
            color: var(--gray);
            font-size: 0.95rem;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .meta time {
            color: var(--accent);
            font-weight: bold;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-body {
            background: white;
            padding: 40px;
            border-radius: 16px;
            box-shadow: 0 10px 40px rgba(0,0,0,0.08);
        }
        h2 {
            color: var(--primary);
            border-left: 6px solid var(--accent);
            padding-left: 15px;
            margin: 40px 0 20px;
            font-size: 2.2rem;
        }
        h3 {
            color: var(--dark);
            margin: 30px 0 15px;
            font-size: 1.8rem;
        }
        h4 {
            color: #444;
            margin: 20px 0 10px;
            font-size: 1.4rem;
        }
        p {
            margin-bottom: 22px;
            text-align: justify;
            font-size: 1.1rem;
        }
        .highlight {
            background: #e8f4fc;
            border-left: 4px solid var(--secondary);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 12px 12px 0;
        }
        .gallery {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .gallery img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-radius: 12px;
            transition: transform 0.5s, box-shadow 0.5s;
            cursor: pointer;
        }
        .gallery img:hover {
            transform: scale(1.05);
            box-shadow: 0 12px 25px rgba(0,0,0,0.3);
        }
        .featured-image {
            text-align: center;
            margin: 35px 0;
        }
        .featured-image img {
            max-width: 100%;
            border-radius: 16px;
            box-shadow: 0 15px 40px rgba(0,0,0,0.2);
            border: 5px solid white;
        }
        .links-list {
            background: #f8f9fa;
            padding: 25px;
            border-radius: 12px;
            margin: 30px 0;
        }
        .links-list ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
        }
        .links-list a {
            color: var(--primary);
            text-decoration: none;
            padding: 10px 15px;
            background: white;
            border-radius: 8px;
            display: block;
            transition: all 0.3s;
            border: 2px solid transparent;
        }
        .links-list a:hover {
            background: var(--primary);
            color: white;
            border-color: var(--secondary);
            transform: translateX(10px);
        }
        .sidebar {
            background: white;
            padding: 25px;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.08);
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .search-box {
            margin-bottom: 30px;
        }
        .search-box form {
            display: flex;
        }
        .search-box input {
            flex: 1;
            padding: 14px;
            border: 2px solid var(--secondary);
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-box button {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-box button:hover {
            background: #0097a7;
        }
        .rating-widget, .comment-widget {
            background: #f0f7ff;
            padding: 20px;
            border-radius: 12px;
            margin-bottom: 25px;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin: 15px 0;
        }
        .stars input {
            display: none;
        }
        .stars label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.3s;
        }
        .stars label:hover,
        .stars label:hover ~ label,
        .stars input:checked ~ label {
            color: #ffc107;
        }
        .comment-widget textarea {
            width: 100%;
            padding: 15px;
            border: 2px solid #ccc;
            border-radius: 8px;
            margin-bottom: 15px;
            font-family: inherit;
            resize: vertical;
        }
        .btn {
            background: var(--accent);
            color: white;
            border: none;
            padding: 14px 28px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            width: 100%;
            transition: all 0.3s;
        }
        .btn:hover {
            background: #e91e63;
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(255,64,129,0.4);
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 50px 0 25px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .friend-links {
            background: rgba(255,255,255,0.05);
            padding: 25px;
            border-radius: 12px;
        }
        friend-link {
            display: block;
            margin: 15px 0;
        }
        friend-link a {
            color: var(--secondary);
            text-decoration: none;
            font-size: 1.1rem;
            padding: 10px 0;
            display: inline-block;
            border-bottom: 2px solid transparent;
            transition: all 0.3s;
        }
        friend-link a:hover {
            color: white;
            border-bottom-color: var(--accent);
            padding-left: 10px;
        }
        .copyright {
            text-align: center;
            padding-top: 25px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background: var(--dark);
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.3);
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 10px;
            }
            h1 {
                font-size: 2.5rem;
            }
            .article-body {
                padding: 25px;
            }
            .gallery {
                grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .article-body > * {
            animation: fadeIn 0.8s ease-out;
        }