* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background: linear-gradient(135deg, #0c1a2d 0%, #152642 100%);
            color: #e0e0e0;
            line-height: 1.7;
            overflow-x: hidden;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #a5d8ff;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: rgba(10, 25, 47, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 2px solid #1e3a8a;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #fbbf24, #60a5fa);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        .logo a:hover {
            background: linear-gradient(90deg, #60a5fa, #fbbf24);
            -webkit-background-clip: text;
            background-clip: text;
        }
        .search-form {
            display: flex;
            flex-grow: 0.4;
            max-width: 400px;
        }
        .search-form input {
            flex-grow: 1;
            padding: 10px 15px;
            border: 1px solid #334155;
            border-radius: 25px 0 0 25px;
            background: #1e293b;
            color: #f1f5f9;
            font-size: 1rem;
        }
        .search-form button {
            padding: 10px 20px;
            background: linear-gradient(90deg, #3b82f6, #1d4ed8);
            color: white;
            border: none;
            border-radius: 0 25px 25px 0;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s;
        }
        .search-form button:hover {
            background: linear-gradient(90deg, #1d4ed8, #3b82f6);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #60a5fa;
            font-size: 1.8rem;
            cursor: pointer;
        }
        nav {
            padding: 10px 0;
            border-top: 1px solid #334155;
        }
        .nav-links {
            display: flex;
            list-style: none;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
        }
        .nav-links a {
            color: #cbd5e1;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-links a:hover {
            background: rgba(59, 130, 246, 0.2);
            color: #93c5fd;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: #94a3b8;
        }
        .breadcrumb a {
            color: #94a3b8;
        }
        .breadcrumb a:hover {
            color: #60a5fa;
        }
        .breadcrumb span {
            margin: 0 8px;
        }
        main {
            flex: 1;
            padding: 30px 0;
        }
        article {
            background: rgba(30, 41, 59, 0.8);
            border-radius: 15px;
            padding: 30px;
            margin-bottom: 30px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
            border: 1px solid #475569;
        }
        h1 {
            font-size: 2.8rem;
            color: #fbbf24;
            margin-bottom: 20px;
            line-height: 1.2;
            text-align: center;
            text-shadow: 0 2px 5px rgba(0,0,0,0.7);
        }
        h2 {
            font-size: 2rem;
            color: #60a5fa;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px dashed #475569;
        }
        h3 {
            font-size: 1.5rem;
            color: #a5b4fc;
            margin: 30px 0 15px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: rgba(251, 191, 36, 0.15);
            border-left: 4px solid #fbbf24;
            padding: 15px;
            margin: 20px 0;
            border-radius: 0 8px 8px 0;
        }
        .stats-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: linear-gradient(145deg, #1e293b, #334155);
            padding: 20px;
            border-radius: 10px;
            text-align: center;
            border: 1px solid #475569;
            transition: transform 0.3s;
        }
        .stat-card:hover {
            transform: translateY(-5px);
        }
        .stat-card i {
            font-size: 2.5rem;
            color: #60a5fa;
            margin-bottom: 10px;
        }
        .feature-img {
            width: 100%;
            border-radius: 10px;
            margin: 25px auto;
            border: 3px solid #3b82f6;
            box-shadow: 0 5px 15px rgba(0,0,0,0.5);
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }
        .comment-box, .rating-box {
            background: rgba(15, 23, 42, 0.9);
            padding: 25px;
            border-radius: 12px;
            border: 1px solid #475569;
        }
        .comment-box h3, .rating-box h3 {
            color: #fbbf24;
        }
        textarea, select, .stars {
            width: 100%;
            padding: 12px;
            margin: 10px 0;
            background: #1e293b;
            border: 1px solid #475569;
            border-radius: 8px;
            color: #f1f5f9;
            font-size: 1rem;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            background: none;
            border: none;
        }
        .stars i {
            color: #94a3b8;
            font-size: 1.8rem;
            cursor: pointer;
            transition: color 0.3s;
        }
        .stars i:hover, .stars i.active {
            color: #fbbf24;
        }
        .btn-submit {
            background: linear-gradient(90deg, #10b981, #059669);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 700;
            font-size: 1rem;
            width: 100%;
            transition: all 0.3s;
        }
        .btn-submit:hover {
            background: linear-gradient(90deg, #059669, #10b981);
            box-shadow: 0 5px 15px rgba(5, 150, 105, 0.4);
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
            margin: 40px 0;
        }
        .web-link {
            background: rgba(30, 41, 59, 0.7);
            padding: 15px;
            border-radius: 8px;
            border-left: 4px solid #3b82f6;
        }
        .web-link a {
            color: #cbd5e1;
            font-weight: 600;
        }
        .web-link a:hover {
            color: #60a5fa;
            text-decoration: underline;
        }
        footer {
            background: #0f172a;
            padding: 40px 0 20px;
            border-top: 2px solid #1e3a8a;
            margin-top: auto;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
        }
        .copyright {
            color: #94a3b8;
            font-size: 0.9rem;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid #334155;
            width: 100%;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.3rem; }
            h2 { font-size: 1.8rem; }
            .nav-links { gap: 15px; }
        }
        @media (max-width: 768px) {
            .header-top {
                flex-wrap: wrap;
            }
            .search-form {
                order: 3;
                max-width: 100%;
                margin-top: 15px;
            }
            .hamburger {
                display: block;
            }
            .nav-links {
                flex-direction: column;
                display: none;
                width: 100%;
                background: rgba(15, 23, 42, 0.98);
                padding: 20px;
                border-radius: 10px;
                margin-top: 15px;
            }
            .nav-links.active {
                display: flex;
            }
            .interactive-section {
                grid-template-columns: 1fr;
            }
            .footer-links {
                grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            }
        }
        @media (max-width: 480px) {
            .container { padding: 0 15px; }
            article { padding: 20px; }
            h1 { font-size: 1.9rem; }
            .stat-card { padding: 15px; }
        }