* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #0c2461 0%, #1e3799 100%);
            background-attachment: fixed;
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.3s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul, ol {
            list-style-position: inside;
            margin-left: 1.5rem;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(to right, #ff8a00, #da1b60);
            color: white;
            padding: 12px 28px;
            border-radius: 30px;
            font-weight: bold;
            border: none;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
            text-align: center;
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
        }
        .section {
            padding: 60px 0;
        }
        .text-center {
            text-align: center;
        }
        .highlight {
            background: linear-gradient(90deg, #ffec00, #ff7300);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-weight: 800;
        }
        .card {
            background: white;
            border-radius: 15px;
            padding: 25px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            transition: transform 0.4s, box-shadow 0.4s;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0,0,0,0.15);
        }
        .main-header {
            background: rgba(12, 36, 97, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 5px 20px rgba(0,0,0,0.3);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(45deg, #ff8a00, #ff2070);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-family: 'Arial Black', sans-serif;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            opacity: 0.9;
        }
        .main-nav ul {
            display: flex;
            gap: 30px;
        }
        .main-nav a {
            color: #fff;
            font-weight: 600;
            padding: 10px 0;
            position: relative;
        }
        .main-nav a:after {
            content: '';
            position: absolute;
            width: 0;
            height: 3px;
            background: #ff8a00;
            left: 0;
            bottom: 0;
            transition: width 0.3s;
        }
        .main-nav a:hover:after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            color: white;
            cursor: pointer;
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            padding: 15px 20px;
            background: rgba(255,255,255,0.05);
            font-size: 0.9rem;
            color: #ccc;
        }
        .breadcrumb a {
            color: #ffcc00;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            margin: 0 8px;
            color: #aaa;
        }
        .hero {
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1511512578047-dfb367046420?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 20px;
            text-align: center;
            border-bottom: 5px solid #ff8a00;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            color: #eee;
        }
        .search-box {
            max-width: 700px;
            margin: 40px auto;
            padding: 30px;
            border-radius: 15px;
            background: rgba(255,255,255,0.1);
            backdrop-filter: blur(5px);
        }
        .search-box h2 {
            color: white;
            margin-bottom: 20px;
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-form input {
            flex: 1;
            padding: 15px 20px;
            border-radius: 30px;
            border: 2px solid #ff8a00;
            font-size: 1rem;
            background: rgba(255,255,255,0.9);
        }
        .search-form button {
            background: linear-gradient(to right, #00c9ff, #92fe9d);
            color: #111;
            font-weight: bold;
            border: none;
            padding: 0 30px;
            border-radius: 30px;
            cursor: pointer;
            transition: all 0.3s;
        }
        .search-form button:hover {
            background: linear-gradient(to right, #92fe9d, #00c9ff);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 20px;
            background: #f8f9fa;
        }
        article {
            background: white;
            border-radius: 20px;
            padding: 40px;
            box-shadow: 0 15px 35px rgba(0,0,0,0.05);
        }
        article h1 {
            font-size: 2.8rem;
            margin-bottom: 25px;
            color: #0c2461;
            line-height: 1.2;
        }
        article h2 {
            font-size: 2rem;
            margin: 40px 0 20px;
            color: #1e3799;
            padding-bottom: 10px;
            border-bottom: 3px solid #ff8a00;
        }
        article h3 {
            font-size: 1.6rem;
            margin: 30px 0 15px;
            color: #3742fa;
        }
        article h4 {
            font-size: 1.3rem;
            margin: 25px 0 10px;
            color: #5352ed;
        }
        article p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            color: #444;
        }
        article strong {
            color: #e84118;
            font-weight: 700;
        }
        article em {
            color: #0097e6;
            font-style: italic;
        }
        .code-block {
            background: linear-gradient(135deg, #2d3436, #636e72);
            color: white;
            padding: 25px;
            border-radius: 10px;
            margin: 25px 0;
            font-family: monospace;
            font-size: 1.2rem;
            border-left: 8px solid #ff8a00;
        }
        .update-time {
            background: #e8f4fc;
            padding: 15px;
            border-radius: 10px;
            margin: 30px 0;
            border-left: 5px solid #3498db;
            font-size: 0.95rem;
        }
        .update-time i {
            color: #3498db;
            margin-right: 10px;
        }
        .image-container {
            margin: 30px 0;
            text-align: center;
        }
        .image-container img {
            border-radius: 15px;
            box-shadow: 0 15px 30px rgba(0,0,0,0.2);
            border: 5px solid white;
        }
        .sidebar .card {
            margin-bottom: 30px;
        }
        .sidebar h3 {
            color: #0c2461;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px dashed #ff8a00;
        }
        .related-links a {
            display: block;
            padding: 12px 15px;
            margin-bottom: 10px;
            background: #f1f2f6;
            border-radius: 8px;
            color: #3742fa;
            transition: all 0.3s;
        }
        .related-links a:hover {
            background: #3742fa;
            color: white;
            transform: translateX(10px);
        }
        .rating-section, .comments-section {
            background: white;
            border-radius: 20px;
            padding: 30px;
            margin-top: 40px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-top: 20px;
        }
        .stars {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: #ffd700;
            cursor: pointer;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-group label {
            font-weight: bold;
            color: #0c2461;
        }
        .form-group input, .form-group textarea {
            padding: 15px;
            border-radius: 10px;
            border: 1px solid #ccc;
            font-size: 1rem;
            font-family: inherit;
        }
        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }
        .main-footer {
            background: #0c2461;
            color: white;
            padding: 60px 20px 30px;
            margin-top: 60px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 900;
            margin-bottom: 20px;
            background: linear-gradient(45deg, #ff8a00, #ff2070);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .footer-links a {
            display: block;
            margin-bottom: 12px;
            color: #ccc;
            transition: color 0.3s;
        }
        .footer-links a:hover {
            color: #ff8a00;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 15px;
            margin: 15px 0;
            border-radius: 8px;
            color: #ffcc00;
            border-left: 4px solid #ffcc00;
            transition: all 0.3s;
        }
        friend-link:hover {
            background: rgba(255,255,255,0.1);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2.8rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(12, 36, 97, 0.98);
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.3);
            }
            #nav-toggle:checked ~ .main-nav ul {
                display: flex;
            }
            .header-container {
                padding: 15px;
            }
            .search-form {
                flex-direction: column;
            }
            .hero {
                padding: 70px 20px;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            article {
                padding: 25px;
            }
            article h1 {
                font-size: 2.2rem;
            }
            .footer-container {
                grid-template-columns: 1fr;
            }
        }