* { 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: #f0f0f0;
            background: linear-gradient(135deg, #0c1a2d 0%, #152642 50%, #0e1b32 100%);
            background-attachment: fixed;
            min-height: 100vh;
            position: relative;
        }
        body::before {
            content: '';
            position: absolute;
            top: 0; left: 0;
            width: 100%; height: 100%;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><rect width="100" height="100" fill="none" stroke="%231a2d4a" stroke-width="0.5" opacity="0.3"/></svg>');
            z-index: -1;
        }
        a { color: #4fc3f7; text-decoration: none; transition: all 0.3s ease; }
        a:hover { color: #ffcc00; text-shadow: 0 0 8px rgba(255, 204, 0, 0.5); }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { padding-left: 2em; margin-bottom: 1.5em; }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
        .site-header {
            background: rgba(10, 20, 40, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 2px solid #ffcc00;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Orbitron', sans-serif;
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(to right, #ffcc00, #ff6b00);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-transform: uppercase;
            letter-spacing: 2px;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        .my-logo:hover { transform: scale(1.05); }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .main-nav a {
            color: #b0d7ff;
            font-weight: 600;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: #ffcc00;
            border-bottom-color: #ffcc00;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #ffcc00;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .breadcrumb {
            background: rgba(30, 50, 80, 0.6);
            padding: 12px 0;
            margin-bottom: 30px;
            border-radius: 0 0 8px 8px;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding-left: 0;
            margin: 0;
        }
        .breadcrumb li { display: inline; margin-right: 10px; }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 10px;
            color: #4fc3f7;
        }
        .breadcrumb a { color: #b0d7ff; }
        .breadcrumb a:hover { color: #ffcc00; }
        main { padding: 30px 0 60px; }
        article {
            background: rgba(15, 30, 55, 0.85);
            border-radius: 15px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            border: 1px solid #2a4a7a;
            margin-bottom: 40px;
        }
        h1 {
            font-size: 2.8rem;
            color: #ffcc00;
            margin-bottom: 25px;
            line-height: 1.2;
            text-align: center;
            text-shadow: 0 2px 10px rgba(255, 204, 0, 0.3);
            border-bottom: 3px solid #ff6b00;
            padding-bottom: 20px;
        }
        h2 {
            font-size: 2.1rem;
            color: #4fc3f7;
            margin: 45px 0 25px;
            padding-bottom: 10px;
            border-bottom: 2px dashed #2a4a7a;
        }
        h3 {
            font-size: 1.7rem;
            color: #a5d6a7;
            margin: 35px 0 20px;
        }
        h4 {
            font-size: 1.4rem;
            color: #ffb74d;
            margin: 30px 0 15px;
        }
        p {
            margin-bottom: 1.8em;
            text-align: justify;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.4rem;
            color: #e1f5fe;
            font-weight: 500;
            background: rgba(30, 70, 120, 0.3);
            padding: 20px;
            border-left: 5px solid #ffcc00;
            border-radius: 5px;
            margin-bottom: 30px;
        }
        strong {
            color: #ffcc00;
            font-weight: 700;
        }
        em { color: #a5d6a7; }
        blockquote {
            border-left: 4px solid #ff6b00;
            padding-left: 20px;
            margin: 30px 0;
            font-style: italic;
            color: #cfd8dc;
            background: rgba(255, 107, 0, 0.05);
            padding: 20px;
            border-radius: 0 8px 8px 0;
        }
        .feature-img {
            width: 80%;
            margin: 40px auto;
            border: 5px solid #2a4a7a;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 20px rgba(0,0,0,0.7);
            transition: transform 0.5s ease;
        }
        .feature-img:hover { transform: scale(1.02); }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #b0bec5;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .info-box {
            background: linear-gradient(145deg, rgba(25, 55, 100, 0.8), rgba(15, 35, 70, 0.8));
            border: 1px solid #4fc3f7;
            border-radius: 10px;
            padding: 25px;
            margin: 30px 0;
            box-shadow: inset 0 0 15px rgba(79, 195, 247, 0.2);
        }
        .info-box h3 { margin-top: 0; color: #4fc3f7; }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }
        .stat-card {
            background: rgba(40, 70, 110, 0.7);
            border-radius: 10px;
            padding: 25px;
            text-align: center;
            border-top: 5px solid #ffcc00;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .stat-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 25px rgba(0,0,0,0.4);
        }
        .stat-card i {
            font-size: 3rem;
            color: #ffcc00;
            margin-bottom: 15px;
        }
        .stat-card h4 { margin-top: 0; }
        .stat-card .number {
            font-size: 2.5rem;
            font-weight: bold;
            color: #4fc3f7;
            display: block;
            margin: 10px 0;
        }
        .search-section, .comments-section, .rating-section {
            background: rgba(20, 40, 75, 0.9);
            border-radius: 15px;
            padding: 30px;
            margin: 50px 0;
            border: 1px solid #3a5a9a;
        }
        .section-title {
            color: #ffcc00;
            font-size: 1.8rem;
            margin-bottom: 25px;
            display: flex;
            align-items: center;
            gap: 15px;
        }
        .section-title i { font-size: 2rem; }
        .form-group {
            margin-bottom: 25px;
        }
        .form-group label {
            display: block;
            color: #b0d7ff;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .form-control {
            width: 100%;
            padding: 15px;
            background: rgba(10, 25, 50, 0.7);
            border: 1px solid #4fc3f7;
            border-radius: 8px;
            color: #fff;
            font-size: 1rem;
            transition: border-color 0.3s ease, box-shadow 0.3s ease;
        }
        .form-control:focus {
            outline: none;
            border-color: #ffcc00;
            box-shadow: 0 0 0 3px rgba(255, 204, 0, 0.2);
        }
        textarea.form-control { min-height: 150px; resize: vertical; }
        .btn {
            display: inline-block;
            background: linear-gradient(to right, #ff6b00, #ffcc00);
            color: #0c1a2d;
            padding: 15px 30px;
            border: none;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .btn:hover {
            background: linear-gradient(to right, #ffcc00, #ff6b00);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(255, 107, 0, 0.4);
        }
        .btn-block { width: 100%; }
        .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 20px 0;
        }
        .star {
            font-size: 2.5rem;
            color: #555;
            cursor: pointer;
            transition: color 0.2s ease, transform 0.2s ease;
        }
        .star:hover,
        .star.active { color: #ffcc00; transform: scale(1.2); }
        .rating-result {
            text-align: center;
            font-size: 1.3rem;
            color: #ffcc00;
            margin-top: 15px;
            font-weight: bold;
        }
        .update-time {
            text-align: center;
            color: #b0bec5;
            font-size: 0.95rem;
            margin-top: 50px;
            padding-top: 20px;
            border-top: 1px dashed #2a4a7a;
        }
        .site-footer {
            background: rgba(5, 15, 35, 0.98);
            padding: 50px 0 30px;
            border-top: 2px solid #ffcc00;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo .my-logo { font-size: 1.8rem; }
        .footer-section h3 {
            color: #4fc3f7;
            font-size: 1.4rem;
            margin-bottom: 25px;
            padding-bottom: 10px;
            border-bottom: 1px solid #2a4a7a;
        }
        .footer-links { list-style: none; padding-left: 0; }
        .footer-links li { margin-bottom: 12px; }
        .footer-links a { color: #b0d7ff; display: block; }
        .footer-links a:hover { padding-left: 5px; }
        friend-link {
            display: block;
            background: rgba(30, 60, 110, 0.5);
            padding: 15px;
            margin: 10px 0;
            border-radius: 5px;
            border-left: 4px solid #ffcc00;
            transition: background 0.3s ease;
        }
        friend-link:hover { background: rgba(30, 60, 110, 0.8); }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #2a4a7a;
            color: #78909c;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.9rem; }
            article { padding: 30px; }
            .stats-grid { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 80%;
                height: calc(100vh - 80px);
                background: rgba(10, 20, 40, 0.98);
                backdrop-filter: blur(10px);
                flex-direction: column;
                padding: 40px 20px;
                transition: left 0.4s ease;
                border-right: 2px solid #ffcc00;
                overflow-y: auto;
            }
            .main-nav.active { left: 0; }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
                width: 100%;
            }
            .main-nav li { width: 100%; }
            .main-nav a {
                display: block;
                padding: 15px;
                border-bottom: 1px solid #2a4a7a;
                border-left: 3px solid transparent;
            }
            .main-nav a:hover,
            .main-nav a.active {
                border-left-color: #ffcc00;
                border-bottom-color: #2a4a7a;
            }
            .feature-img { width: 100%; }
            .footer-content { grid-template-columns: 1fr; gap: 30px; }
        }
        @media (max-width: 480px) {
            .container { padding: 0 15px; }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            article { padding: 20px; }
            .search-section, .comments-section, .rating-section { padding: 20px; }
            .btn { padding: 12px 20px; }
        }