* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: #f0f0f0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #00b4d8;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #90e0ef;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            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);
            white-space: nowrap;
            border: 0;
        }
        header {
            background: rgba(0, 20, 40, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 2px solid #00b4d8;
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 1.8rem;
            font-weight: 900;
            color: #90e0ef;
            text-transform: uppercase;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: #ff7b00;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .desktop-nav a {
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .desktop-nav a:hover {
            background: rgba(0, 180, 216, 0.2);
        }
        .mobile-nav-toggle {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: #f0f0f0;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background: rgba(0, 20, 40, 0.98);
            flex-direction: column;
            padding: 20px;
            border-top: 1px solid #00b4d8;
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .mobile-nav a {
            display: block;
            padding: 12px;
            border-radius: 5px;
            border-left: 3px solid #00b4d8;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: #aaa;
        }
        .breadcrumb a {
            color: #aaa;
        }
        .breadcrumb a:hover {
            color: #90e0ef;
        }
        .search-bar {
            background: rgba(255, 255, 255, 0.05);
            padding: 30px;
            border-radius: 12px;
            margin: 25px 0;
            text-align: center;
            border: 1px solid #00b4d8;
        }
        .search-bar h2 {
            margin-bottom: 15px;
            color: #90e0ef;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-form input {
            flex: 1;
            padding: 15px;
            border: 2px solid #00b4d8;
            border-radius: 8px 0 0 8px;
            background: #0c2d48;
            color: #f0f0f0;
            font-size: 1rem;
        }
        .search-form button {
            background: #00b4d8;
            color: #fff;
            border: none;
            padding: 0 25px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: #0077b6;
        }
        main {
            padding: 30px 0;
        }
        article {
            background: rgba(255, 255, 255, 0.03);
            border-radius: 15px;
            padding: 40px;
            margin-bottom: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            border: 1px solid rgba(0, 180, 216, 0.2);
        }
        h1 {
            font-size: 2.8rem;
            color: #90e0ef;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            color: #ff7b00;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #00b4d8;
        }
        h3 {
            font-size: 1.5rem;
            color: #90e0ef;
            margin: 30px 0 15px;
        }
        p {
            margin-bottom: 1.5em;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            color: #ccc;
            font-weight: 300;
            margin-bottom: 30px;
        }
        .highlight {
            background: rgba(0, 180, 216, 0.1);
            border-left: 5px solid #00b4d8;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 10px 10px 0;
        }
        .feature-img {
            width: 100%;
            border-radius: 12px;
            margin: 30px auto;
            border: 3px solid #00b4d8;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: rgba(255, 123, 0, 0.1);
            border: 1px solid #ff7b00;
            border-radius: 10px;
            padding: 25px;
            text-align: center;
        }
        .stat-card i {
            font-size: 2.5rem;
            color: #ff7b00;
            margin-bottom: 15px;
        }
        .tip {
            background: rgba(144, 224, 239, 0.1);
            border: 1px dashed #90e0ef;
            border-radius: 10px;
            padding: 20px;
            margin: 25px 0;
            display: flex;
            align-items: flex-start;
            gap: 15px;
        }
        .tip i {
            color: #90e0ef;
            font-size: 1.5rem;
            margin-top: 5px;
        }
        .steps {
            counter-reset: step-counter;
            margin: 30px 0;
        }
        .step {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 10px;
            padding: 25px;
            margin-bottom: 20px;
            position: relative;
            padding-left: 80px;
        }
        .step:before {
            counter-increment: step-counter;
            content: counter(step-counter);
            position: absolute;
            left: 20px;
            top: 50%;
            transform: translateY(-50%);
            background: #00b4d8;
            color: #fff;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.2rem;
        }
        .interactive-section {
            background: rgba(0, 20, 40, 0.7);
            border-radius: 15px;
            padding: 40px;
            margin: 50px 0;
        }
        .rating-form, .comment-form {
            margin-top: 30px;
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 15px 0;
        }
        .star {
            font-size: 2rem;
            color: #555;
            cursor: pointer;
            transition: color 0.3s;
        }
        .star:hover,
        .star.active {
            color: #ffcc00;
        }
        .form-group {
            margin-bottom: 25px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #90e0ef;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 15px;
            border-radius: 8px;
            border: 2px solid #00b4d8;
            background: #0c2d48;
            color: #f0f0f0;
            font-size: 1rem;
        }
        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background: linear-gradient(to right, #00b4d8, #0077b6);
            color: white;
            border: none;
            padding: 15px 40px;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 180, 216, 0.4);
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 20px;
            margin: 50px 0;
        }
        .web-link {
            background: rgba(255, 255, 255, 0.05);
            padding: 20px;
            border-radius: 10px;
            border: 1px solid rgba(0, 180, 216, 0.3);
            transition: transform 0.3s, border-color 0.3s;
        }
        .web-link:hover {
            transform: translateY(-5px);
            border-color: #00b4d8;
        }
        .web-link a {
            color: #f0f0f0;
            font-weight: 600;
            display: block;
        }
        .web-link a:hover {
            color: #90e0ef;
        }
        footer {
            background: rgba(0, 10, 20, 0.98);
            border-top: 2px solid #00b4d8;
            padding: 40px 0 20px;
            text-align: center;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .copyright {
            margin-top: 30px;
            color: #aaa;
            font-size: 0.9rem;
            border-top: 1px solid #333;
            padding-top: 20px;
            width: 100%;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            .desktop-nav { display: none; }
            .mobile-nav-toggle { display: block; }
        }
        @media (max-width: 768px) {
            .container { padding: 0 15px; }
            article { padding: 25px; }
            h1 { font-size: 2rem; }
            .search-form { flex-direction: column; }
            .search-form input { border-radius: 8px; margin-bottom: 10px; }
            .search-form button { border-radius: 8px; padding: 15px; }
            .steps .step { padding-left: 70px; }
            .step:before { width: 35px; height: 35px; }
        }
        @media (max-width: 480px) {
            .stats-grid { grid-template-columns: 1fr; }
            .interactive-section { padding: 25px; }
            .footer-links { grid-template-columns: 1fr; }
        }