* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0f172a;
            color: #e2e8f0;
            line-height: 1.7;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a {
            color: #60a5fa;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #38bdf8;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: 0.5rem; }
        .mb-2 { margin-bottom: 1rem; }
        .mb-3 { margin-bottom: 1.5rem; }
        .mb-4 { margin-bottom: 2rem; }
        .py-1 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
        .py-2 { padding-top: 1rem; padding-bottom: 1rem; }
        .py-3 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
        .py-4 { padding-top: 2rem; padding-bottom: 2rem; }
        .highlight {
            background: linear-gradient(90deg, #1e40af, #3b82f6);
            padding: 2px 8px;
            border-radius: 4px;
            font-weight: bold;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(135deg, #3b82f6, #1d4ed8);
            color: white;
            padding: 12px 24px;
            border-radius: 30px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 6px rgba(30, 64, 175, 0.3);
        }
        .btn:hover {
            background: linear-gradient(135deg, #60a5fa, #2563eb);
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(30, 64, 175, 0.4);
        }
        .site-header {
            background: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 1px solid #334155;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .my-logo a {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(to right, #60a5fa, #a78bfa);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            font-size: 2rem;
            color: #3b82f6;
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
        }
        .nav-desktop a {
            font-weight: 600;
            position: relative;
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -5px;
            left: 0;
            background-color: #60a5fa;
            transition: width 0.3s ease;
        }
        .nav-desktop a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #e2e8f0;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: #1e293b;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 20px;
            border-top: 1px solid #334155;
            box-shadow: 0 10px 15px rgba(0,0,0,0.5);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            padding: 15px;
            border-bottom: 1px solid #334155;
            font-weight: 600;
        }
        .nav-mobile a:last-child {
            border-bottom: none;
        }
        .breadcrumb {
            background: #1e293b;
            padding: 15px 20px;
            font-size: 0.9rem;
            border-bottom: 1px solid #334155;
        }
        .breadcrumb a { color: #94a3b8; }
        .breadcrumb span { color: #cbd5e1; }
        .hero {
            background: linear-gradient(rgba(15,23,42,0.9), rgba(30,41,59,0.8)), url('https://images.unsplash.com/photo-1503376780353-7e6692767b70?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            padding: 80px 20px;
            text-align: center;
            border-bottom: 3px solid #3b82f6;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            background: linear-gradient(to right, #60a5fa, #a78bfa);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        @media (max-width: 768px) {
            .hero h1 { font-size: 2.5rem; }
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 30px;
            color: #cbd5e1;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 20px;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        .article-content {
            background: #1e293b;
            border-radius: 15px;
            padding: 40px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.3);
            border: 1px solid #334155;
        }
        .article-content h1,
        .article-content h2,
        .article-content h3,
        .article-content h4 {
            color: #f1f5f9;
            margin-top: 2rem;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        .article-content h1 { font-size: 2.8rem; border-left: 5px solid #3b82f6; padding-left: 15px; }
        .article-content h2 { font-size: 2.2rem; color: #93c5fd; border-bottom: 2px dashed #475569; padding-bottom: 10px; }
        .article-content h3 { font-size: 1.8rem; color: #bfdbfe; }
        .article-content h4 { font-size: 1.4rem; color: #dbeafe; }
        .article-content p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .article-content ul, .article-content ol {
            margin-left: 20px;
            margin-bottom: 1.5rem;
        }
        .article-content li {
            margin-bottom: 0.8rem;
        }
        .article-content blockquote {
            border-left: 4px solid #3b82f6;
            padding-left: 20px;
            margin: 2rem 0;
            font-style: italic;
            color: #94a3b8;
            background: rgba(59, 130, 246, 0.05);
            padding: 20px;
            border-radius: 0 8px 8px 0;
        }
        .img-container {
            margin: 2rem 0;
            position: relative;
            overflow: hidden;
            border-radius: 12px;
        }
        .img-container img {
            width: 100%;
            transition: transform 0.5s ease;
        }
        .img-container:hover img {
            transform: scale(1.03);
        }
        .img-caption {
            text-align: center;
            font-size: 0.9rem;
            color: #94a3b8;
            margin-top: 10px;
            font-style: italic;
        }
        .sidebar {
            background: #1e293b;
            border-radius: 15px;
            padding: 25px;
            height: fit-content;
            border: 1px solid #334155;
        }
        .sidebar h3 {
            color: #93c5fd;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #475569;
        }
        .widget {
            margin-bottom: 30px;
        }
        .search-box {
            display: flex;
            margin-bottom: 20px;
        }
        .search-box input {
            flex: 1;
            padding: 12px 15px;
            border: 1px solid #475569;
            background: #0f172a;
            color: #e2e8f0;
            border-radius: 30px 0 0 30px;
            outline: none;
        }
        .search-box button {
            background: #3b82f6;
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 30px 30px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-box button:hover {
            background: #2563eb;
        }
        .link-list a {
            display: block;
            padding: 12px 15px;
            background: #0f172a;
            margin-bottom: 10px;
            border-radius: 8px;
            border-left: 4px solid #3b82f6;
            transition: all 0.3s;
        }
        .link-list a:hover {
            background: #334155;
            transform: translateX(5px);
        }
        .interactive-section {
            background: rgba(30, 41, 59, 0.7);
            padding: 30px;
            border-radius: 12px;
            margin: 3rem 0;
            border: 1px solid #475569;
        }
        .interactive-section h3 {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 20px;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .stars {
            display: flex;
            gap: 5px;
            direction: rtl;
            margin-bottom: 10px;
        }
        .stars input {
            display: none;
        }
        .stars label {
            font-size: 2rem;
            color: #475569;
            cursor: pointer;
            transition: color 0.2s;
        }
        .stars input:checked ~ label,
        .stars label:hover,
        .stars label:hover ~ label {
            color: #fbbf24;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-group label {
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea {
            padding: 12px 15px;
            background: #0f172a;
            border: 1px solid #475569;
            border-radius: 8px;
            color: #e2e8f0;
            font-size: 1rem;
            resize: vertical;
        }
        .form-group textarea {
            min-height: 120px;
        }
        .site-footer {
            background: #0f172a;
            border-top: 2px solid #1e40af;
            padding: 50px 20px 30px;
            margin-top: 50px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo .my-logo {
            justify-content: start;
            margin-bottom: 20px;
        }
        .footer-links h4 {
            color: #93c5fd;
            margin-bottom: 20px;
            font-size: 1.2rem;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        friend-link {
            display: block;
            background: #1e293b;
            padding: 15px;
            border-radius: 8px;
            margin: 10px 0;
            border-left: 4px solid #10b981;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #334155;
            color: #94a3b8;
            font-size: 0.9rem;
        }
        .update-time {
            background: #1e293b;
            padding: 15px;
            border-radius: 8px;
            margin: 2rem 0;
            text-align: center;
            border: 1px dashed #475569;
            color: #a78bfa;
            font-weight: bold;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 2rem 0;
            background: #0f172a;
            border-radius: 8px;
            overflow: hidden;
        }
        .data-table th, .data-table td {
            padding: 15px;
            text-align: left;
            border-bottom: 1px solid #334155;
        }
        .data-table th {
            background: #1e40af;
            color: white;
            font-weight: 600;
        }
        .data-table tr:hover {
            background: rgba(59, 130, 246, 0.1);
        }