* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0f1a2a;
            color: #e0e7ff;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s;
        }
        a:hover {
            color: #ffd43b;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #1a2b4a 0%, #0f1a2a 100%);
            padding: 1.2rem 0;
            border-bottom: 3px solid #ffd43b;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ffd43b, #ff6b6b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        .logo a {
            background: none;
            -webkit-text-fill-color: unset;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0.8rem;
            border-radius: 6px;
        }
        .desktop-nav a:hover {
            background-color: rgba(255, 212, 59, 0.15);
        }
        .mobile-nav-toggle {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #ffd43b;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: #1a2b4a;
            padding: 1rem;
            border-radius: 10px;
            margin-top: 1rem;
            border: 1px solid #2d3f5e;
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin-bottom: 1rem;
        }
        .mobile-nav a {
            display: block;
            padding: 0.8rem;
            border-radius: 6px;
        }
        .mobile-nav a:hover {
            background-color: rgba(255, 212, 59, 0.1);
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.95rem;
            color: #94a3b8;
        }
        .breadcrumb a {
            color: #94a3b8;
        }
        .breadcrumb a:hover {
            color: #ffd43b;
        }
        .breadcrumb i {
            margin: 0 0.5rem;
        }
        main {
            padding: 2rem 0;
            background: linear-gradient(180deg, #0f1a2a 0%, #152642 50%, #0f1a2a 100%);
        }
        .article-header {
            text-align: center;
            margin-bottom: 3rem;
            padding: 2rem;
            background: rgba(26, 43, 74, 0.7);
            border-radius: 15px;
            border-left: 6px solid #ffd43b;
        }
        h1 {
            font-size: 3.2rem;
            margin-bottom: 1rem;
            color: #ffd43b;
            text-shadow: 2px 2px 4px #000;
        }
        .subtitle {
            font-size: 1.3rem;
            color: #94a3b8;
            max-width: 800px;
            margin: 0 auto;
        }
        .content-section {
            margin-bottom: 3.5rem;
            padding: 2rem;
            background: rgba(26, 43, 74, 0.5);
            border-radius: 15px;
            border: 1px solid #2d3f5e;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .content-section:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
        }
        h2 {
            font-size: 2.4rem;
            color: #4dabf7;
            margin-bottom: 1.5rem;
            padding-bottom: 0.7rem;
            border-bottom: 3px solid #ff6b6b;
        }
        h3 {
            font-size: 1.8rem;
            color: #ffd43b;
            margin: 1.8rem 0 1rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.15rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(255, 212, 59, 0.12);
            border-left: 5px solid #ffd43b;
            padding: 1.5rem;
            border-radius: 0 10px 10px 0;
            margin: 2rem 0;
            font-weight: 600;
        }
        .wallpaper-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 2rem;
            margin: 2.5rem 0;
        }
        .wallpaper-card {
            background: #1a2b4a;
            border-radius: 12px;
            overflow: hidden;
            border: 2px solid #2d3f5e;
            transition: all 0.3s;
        }
        .wallpaper-card:hover {
            border-color: #ffd43b;
            transform: scale(1.03);
        }
        .wallpaper-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .wallpaper-info {
            padding: 1.2rem;
        }
        .wallpaper-info h4 {
            color: #e0e7ff;
            margin-bottom: 0.5rem;
        }
        .wallpaper-info p {
            font-size: 0.95rem;
            color: #94a3b8;
            margin-bottom: 0;
        }
        .btn-download {
            display: inline-block;
            background: linear-gradient(90deg, #ff6b6b, #ffd43b);
            color: #0f1a2a;
            padding: 0.8rem 1.8rem;
            border-radius: 50px;
            font-weight: 700;
            margin-top: 1rem;
            border: none;
            cursor: pointer;
            transition: all 0.3s;
        }
        .btn-download:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(255, 107, 107, 0.4);
        }
        .search-section {
            background: rgba(26, 43, 74, 0.8);
            padding: 2.5rem;
            border-radius: 15px;
            margin: 3rem 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 1.5rem auto 0;
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border-radius: 50px 0 0 50px;
            border: 2px solid #4dabf7;
            background: #0f1a2a;
            color: #e0e7ff;
            font-size: 1.1rem;
        }
        .search-btn {
            background: linear-gradient(90deg, #4dabf7, #228be6);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 0 50px 50px 0;
            font-weight: 700;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-btn:hover {
            background: linear-gradient(90deg, #228be6, #1c7ed6);
        }
        .user-interaction {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2.5rem;
            margin: 4rem 0;
        }
        .comment-box, .rating-box {
            background: rgba(26, 43, 74, 0.7);
            padding: 2rem;
            border-radius: 15px;
            border: 2px solid #2d3f5e;
        }
        .rating-box h3, .comment-box h3 {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        textarea, input, select {
            width: 100%;
            padding: 1rem;
            margin-top: 1rem;
            background: #0f1a2a;
            border: 2px solid #4dabf7;
            border-radius: 10px;
            color: #e0e7ff;
            font-size: 1rem;
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 0.8rem;
            margin: 1.5rem 0;
            font-size: 2.2rem;
            color: #94a3b8;
            cursor: pointer;
        }
        .star-rating .star:hover,
        .star-rating .star.active {
            color: #ffd43b;
        }
        .submit-btn {
            background: linear-gradient(90deg, #40c057, #2f9e44);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 10px;
            font-weight: 700;
            cursor: pointer;
            width: 100%;
            margin-top: 1.5rem;
            transition: all 0.3s;
        }
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(64, 192, 87, 0.4);
        }
        .web-links-section {
            background: #1a2b4a;
            padding: 3rem 0;
            border-top: 3px solid #ffd43b;
            border-bottom: 3px solid #2d3f5e;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background: rgba(255, 255, 255, 0.05);
            padding: 1.2rem;
            border-radius: 10px;
            border-left: 4px solid #4dabf7;
            transition: all 0.3s;
        }
        .web-link:hover {
            background: rgba(255, 212, 59, 0.1);
            border-left-color: #ffd43b;
        }
        footer {
            background: #0f1a2a;
            padding: 2.5rem 0;
            text-align: center;
            color: #94a3b8;
        }
        .copyright {
            margin-top: 1.5rem;
            font-size: 0.95rem;
            border-top: 1px solid #2d3f5e;
            padding-top: 1.5rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2.1rem; }
            .wallpaper-grid { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
        }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-nav-toggle { display: block; }
            h1 { font-size: 2.3rem; }
            h2 { font-size: 1.9rem; }
            .content-section { padding: 1.5rem; }
            .search-form { flex-direction: column; }
            .search-input { border-radius: 50px; margin-bottom: 1rem; }
            .search-btn { border-radius: 50px; }
            .user-interaction { grid-template-columns: 1fr; }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2rem; }
            .subtitle { font-size: 1.1rem; }
            .wallpaper-grid { grid-template-columns: 1fr; }
            .web-links-container { grid-template-columns: 1fr; }
        }