* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #f0f0f0;
            background: linear-gradient(135deg, #0c1a2d 0%, #1a3a5f 100%);
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: #4fc3f7;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #ffb74d;
        }
        ul {
            list-style: none;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            padding: 12px 24px;
            background: linear-gradient(90deg, #ff6b6b, #ff8e53);
            color: white;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(255, 107, 107, 0.3);
        }
        header {
            background: rgba(10, 25, 47, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
            border-bottom: 2px solid #1e88e5;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #00bcd4, #ff4081);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 10px rgba(0, 188, 212, 0.3);
        }
        .logo a:hover {
            background: linear-gradient(90deg, #ff4081, #00bcd4);
            -webkit-background-clip: text;
            background-clip: text;
        }
        nav ul {
            display: flex;
            gap: 30px;
        }
        nav a {
            font-size: 1.1rem;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 6px;
        }
        nav a:hover {
            background: rgba(30, 136, 229, 0.2);
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.95rem;
            color: #b0bec5;
        }
        .breadcrumb a {
            color: #4fc3f7;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #4fc3f7;
        }
        main {
            padding: 40px 0;
            background: rgba(15, 32, 58, 0.7);
        }
        article {
            background: rgba(20, 40, 70, 0.8);
            border-radius: 15px;
            padding: 40px;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
            margin-bottom: 40px;
        }
        h1 {
            font-size: 3.2rem;
            margin-bottom: 25px;
            color: #ffcc80;
            text-align: center;
            text-shadow: 0 0 15px rgba(255, 204, 128, 0.5);
        }
        h2 {
            font-size: 2.4rem;
            margin: 40px 0 20px;
            color: #81d4fa;
            border-left: 6px solid #ff9800;
            padding-left: 15px;
        }
        h3 {
            font-size: 1.8rem;
            margin: 30px 0 15px;
            color: #ce93d8;
        }
        h4 {
            font-size: 1.4rem;
            margin: 20px 0 10px;
            color: #a5d6a7;
        }
        p {
            margin-bottom: 25px;
            font-size: 1.15rem;
            text-align: justify;
            color: #e0e0e0;
        }
        .highlight {
            background: rgba(255, 152, 0, 0.15);
            border-left: 5px solid #ff9800;
            padding: 20px;
            border-radius: 0 10px 10px 0;
            margin: 25px 0;
        }
        .image-container {
            margin: 30px auto;
            text-align: center;
        }
        .image-container img {
            max-width: 100%;
            height: auto;
            border-radius: 12px;
            border: 3px solid #1e88e5;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.7);
            transition: transform 0.5s;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .caption {
            margin-top: 10px;
            font-style: italic;
            color: #b0bec5;
        }
        .update-time {
            font-size: 0.9rem;
            color: #ffab91;
            margin-bottom: 30px;
            text-align: right;
        }
        .search-box {
            background: rgba(30, 40, 60, 0.9);
            padding: 25px;
            border-radius: 12px;
            margin: 40px 0;
            text-align: center;
        }
        .search-box input {
            width: 70%;
            padding: 15px;
            border: 2px solid #4fc3f7;
            border-radius: 8px 0 0 8px;
            background: #1a2639;
            color: white;
            font-size: 1.1rem;
        }
        .search-box button {
            padding: 15px 25px;
            border-radius: 0 8px 8px 0;
            margin-left: -5px;
        }
        .rating-comment {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin: 50px 0;
        }
        .rating, .comment {
            background: rgba(25, 45, 80, 0.9);
            padding: 30px;
            border-radius: 12px;
        }
        .rating h3, .comment h3 {
            margin-top: 0;
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 20px 0;
        }
        .stars i {
            font-size: 2rem;
            color: #ffd54f;
            cursor: pointer;
            transition: color 0.3s;
        }
        .stars i:hover {
            color: #ffca28;
        }
        .comment textarea {
            width: 100%;
            height: 150px;
            padding: 15px;
            background: #1a2639;
            border: 2px solid #4fc3f7;
            border-radius: 8px;
            color: white;
            font-size: 1rem;
            resize: vertical;
        }
        footer {
            background: #0a1929;
            padding: 50px 0 20px;
            border-top: 3px solid #1e88e5;
        }
        .friend-links {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 20px;
            margin-bottom: 40px;
        }
        friend-link {
            display: block;
            padding: 15px;
            background: rgba(30, 136, 229, 0.1);
            border-radius: 8px;
            text-align: center;
            transition: background 0.3s;
        }
        friend-link:hover {
            background: rgba(30, 136, 229, 0.3);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #37474f;
            color: #78909c;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.1rem; }
            .friend-links { grid-template-columns: repeat(3, 1fr); }
            .rating-comment { grid-template-columns: 1fr; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: rgba(10, 25, 47, 0.98);
                padding: 20px;
                border-top: 2px solid #1e88e5;
            }
            nav.active ul { display: flex; }
            .header-container { flex-wrap: wrap; }
            .search-box input { width: 60%; }
            .friend-links { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            article { padding: 25px; }
            .search-box input { width: 100%; margin-bottom: 15px; border-radius: 8px; }
            .search-box button { width: 100%; border-radius: 8px; margin-left: 0; }
            .friend-links { grid-template-columns: 1fr; }
        }