* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #1a1a2e;
            --accent: #e94560;
            --gold: #f5a623;
            --bg: #f8f7f4;
            --text: #2d2d2d;
            --light: #ffffff;
            --muted: #6b7280;
            --border: #e5e7eb;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.8;
            font-size: 16px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.3);
        }
        .header-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 28px;
            font-weight: 800;
            color: var(--gold);
            text-decoration: none;
            letter-spacing: 1px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }
        .my-logo span {
            color: var(--accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .main-nav a {
            color: #e2e8f0;
            text-decoration: none;
            padding: 8px 16px;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.3s;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(245, 166, 35, 0.15);
            color: var(--gold);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 24px;
            cursor: pointer;
        }
        .breadcrumb {
            background: #fff;
            border-bottom: 1px solid var(--border);
            padding: 12px 0;
            font-size: 13px;
            color: var(--muted);
        }
        .breadcrumb a {
            color: var(--accent);
            text-decoration: none;
        }
        .breadcrumb i {
            margin: 0 8px;
            font-size: 10px;
        }
        .main-content {
            display: flex;
            gap: 30px;
            padding: 30px 0;
        }
        .article-content {
            flex: 1;
            background: var(--light);
            border-radius: 12px;
            padding: 40px;
            box-shadow: var(--shadow);
            min-width: 0;
        }
        .sidebar {
            width: 300px;
            flex-shrink: 0;
        }
        .sidebar-widget {
            background: var(--light);
            border-radius: 12px;
            padding: 25px;
            margin-bottom: 25px;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            font-size: 18px;
            color: var(--primary);
            margin-bottom: 15px;
            border-left: 4px solid var(--accent);
            padding-left: 10px;
        }
        .sidebar-widget ul {
            list-style: none;
        }
        .sidebar-widget ul li {
            margin-bottom: 10px;
        }
        .sidebar-widget ul li a {
            color: var(--text);
            text-decoration: none;
            font-size: 14px;
            transition: all 0.2s;
        }
        .sidebar-widget ul li a:hover {
            color: var(--accent);
            padding-left: 5px;
        }
        h1 {
            font-size: 36px;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 15px;
            font-weight: 800;
        }
        h2 {
            font-size: 28px;
            color: var(--primary);
            margin: 40px 0 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border);
            font-weight: 700;
        }
        h3 {
            font-size: 21px;
            color: var(--primary);
            margin: 30px 0 10px;
            font-weight: 600;
        }
        h4 {
            font-size: 17px;
            color: var(--primary);
            margin: 20px 0 8px;
            font-weight: 600;
            font-style: italic;
        }
        p {
            margin-bottom: 16px;
            text-align: justify;
        }
        .post-meta {
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 25px;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border);
        }
        .post-meta i {
            margin-right: 5px;
        }
        .hero-img {
            width: 100%;
            height: auto;
            border-radius: 12px;
            margin-bottom: 25px;
        }
        .feature-list {
            margin: 15px 0 15px 25px;
            list-style: square;
            color: var(--text);
        }
        .feature-list li {
            margin-bottom: 8px;
        }
        .callout {
            background: #fff9ef;
            border-left: 5px solid var(--gold);
            padding: 18px 20px;
            border-radius: 8px;
            margin: 20px 0;
            font-style: italic;
        }
        .callout strong {
            color: var(--accent);
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 14px;
        }
        .data-table th {
            background: var(--primary);
            color: #fff;
            padding: 12px;
            text-align: left;
            font-weight: 500;
        }
        .data-table td {
            padding: 10px 12px;
            border-bottom: 1px solid var(--border);
        }
        .data-table tr:nth-child(even) {
            background: #f9fafb;
        }
        .data-table tr:hover {
            background: #fff9ef;
        }
        .tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin: 20px 0;
        }
        .tag {
            background: #f0f0f0;
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 13px;
            color: var(--text);
            text-decoration: none;
            transition: all 0.2s;
        }
        .tag:hover {
            background: var(--accent);
            color: #fff;
        }
        .search-section {
            background: var(--light);
            border-radius: 12px;
            padding: 30px;
            margin: 30px 0;
            box-shadow: var(--shadow);
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 500px;
            margin: 0 auto;
        }
        .search-form input {
            flex: 1;
            padding: 12px 18px;
            border: 2px solid var(--border);
            border-radius: 30px 0 0 30px;
            font-size: 16px;
            outline: none;
        }
        .search-form input:focus {
            border-color: var(--accent);
        }
        .search-form button {
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 12px 25px;
            border-radius: 0 30px 30px 0;
            cursor: pointer;
            font-size: 16px;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: #c73150;
        }
        .rating-section {
            background: var(--light);
            border-radius: 12px;
            padding: 30px;
            margin: 30px 0;
            box-shadow: var(--shadow);
            text-align: center;
        }
        .star-rating {
            direction: rtl;
            display: inline-flex;
            gap: 5px;
            font-size: 30px;
            margin: 10px 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            color: #ddd;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: var(--gold);
        }
        .rating-form {
            margin-top: 10px;
        }
        .rating-form select {
            padding: 8px 12px;
            border-radius: 8px;
            border: 1px solid var(--border);
            margin-right: 10px;
        }
        .btn-submit {
            background: var(--gold);
            color: #1a1a2e;
            border: none;
            padding: 8px 25px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s;
        }
        .btn-submit:hover {
            background: #d4890f;
            transform: translateY(-2px);
        }
        .comments-section {
            background: var(--light);
            border-radius: 12px;
            padding: 30px;
            margin: 30px 0;
            box-shadow: var(--shadow);
        }
        .comments-section h3 {
            border-left: 4px solid var(--accent);
            padding-left: 12px;
        }
        .comment-form textarea {
            width: 100%;
            padding: 15px;
            border: 2px solid var(--border);
            border-radius: 8px;
            min-height: 120px;
            margin: 15px 0;
            font-size: 14px;
            outline: none;
            resize: vertical;
            font-family: inherit;
        }
        .comment-form textarea:focus {
            border-color: var(--accent);
        }
        .comment-form input[type="text"] {
            width: 100%;
            padding: 10px 15px;
            border: 2px solid var(--border);
            border-radius: 8px;
            margin-bottom: 10px;
            font-size: 14px;
            outline: none;
        }
        .comment-form input:focus {
            border-color: var(--accent);
        }
        .site-footer {
            background: var(--primary);
            color: #cbd5e1;
            padding: 40px 0 20px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-grid h4 {
            color: var(--gold);
            font-size: 16px;
            margin-bottom: 15px;
        }
        .footer-grid a {
            color: #94a3b8;
            text-decoration: none;
            display: block;
            margin-bottom: 8px;
            font-size: 14px;
        }
        .footer-grid a:hover {
            color: var(--gold);
        }
        .friend-link {
            display: block;
            border-top: 1px solid #2d3748;
            padding: 20px 0;
            margin-top: 20px;
            text-align: center;
        }
        .friend-link a {
            color: var(--gold);
            text-decoration: none;
            margin: 0 10px;
        }
        .copyright {
            text-align: center;
            font-size: 13px;
            color: #6b7280;
            border-top: 1px solid #2d3748;
            padding-top: 20px;
            margin-top: 20px;
        }
        @media (max-width: 992px) {
            .main-content {
                flex-direction: column;
            }
            .sidebar {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-wrapper {
                flex-direction: row;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: var(--primary);
                padding: 15px 0;
                margin-top: 10px;
                border-radius: 8px;
            }
            .main-nav.open {
                display: flex;
            }
            .nav-toggle {
                display: block;
            }
            .article-content {
                padding: 20px;
            }
            h1 {
                font-size: 26px;
            }
            h2 {
                font-size: 22px;
            }
            h3 {
                font-size: 18px;
            }
        }
        @media (max-width: 480px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
                border-radius: 12px;
            }
            .search-form input {
                border-radius: 12px;
                margin-bottom: 10px;
            }
            .search-form button {
                border-radius: 12px;
            }
        }