*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --dark: #0a0a0a;
            --darker: #000;
            --yellow: #f5c518;
            --gray: #1e1e1e;
            --light-gray: #f5f5f5;
            --text: #333;
            --white: #fff;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: var(--light-gray);
            color: var(--text);
            line-height: 1.75;
        }
        .site-header {
            background: var(--dark);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 24px;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            letter-spacing: 2px;
            text-decoration: none;
            color: var(--yellow);
            text-transform: uppercase;
            font-family: 'Segoe UI', sans-serif;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            font-size: 1.6rem;
        }
        .my-logo:hover {
            color: #ffdd44;
        }
        .nav-links {
            display: flex;
            gap: 24px;
            list-style: none;
            align-items: center;
        }
        .nav-links a {
            color: #ccc;
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 1px;
            padding: 8px 0;
            border-bottom: 2px solid transparent;
            transition: all 0.3s ease;
        }
        .nav-links a:hover {
            color: var(--yellow);
            border-bottom-color: var(--yellow);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--yellow);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background: var(--dark);
            padding: 10px 24px 20px;
            gap: 4px;
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav a {
            color: #ccc;
            text-decoration: none;
            padding: 10px 12px;
            border-radius: 6px;
            font-weight: 600;
            font-size: 0.95rem;
            border-left: 3px solid transparent;
        }
        .mobile-nav a:hover {
            color: var(--yellow);
            background: rgba(245, 197, 24, 0.05);
            border-left-color: var(--yellow);
        }
        .breadcrumb-wrap {
            background: var(--white);
            border-bottom: 1px solid #eee;
            padding: 10px 0;
        }
        .breadcrumb {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            font-size: 0.85rem;
            color: #888;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            align-items: center;
        }
        .breadcrumb a {
            color: var(--text);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: var(--yellow);
        }
        .breadcrumb .sep {
            color: #bbb;
        }
        .breadcrumb .current {
            color: #666;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 32px 24px;
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
        }
        @media (min-width: 992px) {
            .container {
                grid-template-columns: 3fr 1fr;
            }
        }
        .article-content {
            background: var(--white);
            border-radius: 12px;
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .article-content h1 {
            font-size: 2.4rem;
            color: var(--dark);
            margin-bottom: 12px;
            line-height: 1.3;
            padding-bottom: 8px;
            border-bottom: 4px solid var(--yellow);
            display: inline-block;
        }
        .article-meta {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
            color: #999;
            font-size: 0.85rem;
            margin-bottom: 30px;
            padding-bottom: 16px;
            border-bottom: 1px solid #f0f0f0;
        }
        .article-meta i {
            color: var(--yellow);
            margin-right: 4px;
        }
        .article-content p {
            margin-bottom: 20px;
            font-size: 1.02rem;
            text-align: justify;
        }
        .article-content h2 {
            font-size: 1.8rem;
            color: var(--dark);
            margin: 40px 0 16px;
            padding-left: 14px;
            border-left: 4px solid var(--yellow);
        }
        .article-content h3 {
            font-size: 1.35rem;
            color: var(--gray);
            margin: 28px 0 12px;
        }
        .article-content h4 {
            font-size: 1.1rem;
            color: #444;
            margin: 20px 0 10px;
        }
        .article-content ul,
        .article-content ol {
            margin: 16px 0 20px 32px;
        }
        .article-content li {
            margin-bottom: 10px;
        }
        .article-content img {
            max-width: 100%;
            border-radius: 10px;
            margin: 24px 0;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
        }
        .article-content .img-caption {
            font-size: 0.85rem;
            color: #888;
            margin-top: -16px;
            margin-bottom: 24px;
            text-align: center;
        }
        .highlight-box {
            background: linear-gradient(135deg, #fef9e7, #fff8e1);
            border-left: 4px solid var(--yellow);
            padding: 16px 20px;
            border-radius: 0 8px 8px 0;
            margin: 24px 0;
            font-style: italic;
        }
        .info-box {
            background: #f8f9fa;
            border-left: 4px solid var(--gray);
            padding: 14px 18px;
            border-radius: 0 8px 8px 0;
            margin: 20px 0;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0;
            font-size: 0.95rem;
        }
        .data-table th,
        .data-table td {
            border: 1px solid #e0e0e0;
            padding: 12px 16px;
            text-align: left;
        }
        .data-table th {
            background: var(--dark);
            color: var(--yellow);
            font-weight: 700;
        }
        .data-table tr:nth-child(even) {
            background: #f9f9f9;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .widget {
            background: var(--white);
            border-radius: 10px;
            padding: 24px;
            box-shadow: var(--shadow);
        }
        .widget h3 {
            font-size: 1.1rem;
            color: var(--dark);
            margin-bottom: 14px;
            padding-bottom: 8px;
            border-bottom: 2px solid var(--yellow);
        }
        .widget ul {
            list-style: none;
            padding: 0;
        }
        .widget ul li {
            margin-bottom: 12px;
        }
        .widget ul a {
            color: var(--text);
            text-decoration: none;
            font-size: 0.92rem;
            transition: all 0.2s;
            display: block;
            padding: 6px 10px;
            border-radius: 6px;
        }
        .widget ul a:hover {
            background: rgba(245, 197, 24, 0.1);
            color: var(--dark);
            padding-left: 14px;
        }
        .widget ul a i {
            color: var(--yellow);
            margin-right: 8px;
            width: 18px;
            text-align: center;
        }
        .score-area {
            text-align: center;
            padding: 20px;
        }
        .score-stars {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            display: flex;
            justify-content: center;
            gap: 6px;
            margin: 12px 0;
        }
        .score-stars i.active {
            color: var(--yellow);
        }
        .score-stars i:hover {
            color: var(--yellow);
            transform: scale(1.1);
        }
        .score-submit {
            background: var(--dark);
            color: var(--yellow);
            border: none;
            padding: 10px 24px;
            border-radius: 20px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s;
            margin-top: 10px;
            width: 100%;
        }
        .score-submit:hover {
            background: #222;
            transform: translateY(-2px);
        }
        .comment-section {
            margin-top: 40px;
            background: var(--white);
            border-radius: 12px;
            padding: 32px;
            box-shadow: var(--shadow);
        }
        .comment-section h2 {
            font-size: 1.5rem;
            margin-bottom: 20px;
            color: var(--dark);
            border-left: 4px solid var(--yellow);
            padding-left: 14px;
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-family: inherit;
            font-size: 0.95rem;
            margin-bottom: 14px;
            transition: border-color 0.3s;
        }
        .comment-form textarea:focus,
        .comment-form input:focus {
            outline: none;
            border-color: var(--yellow);
        }
        .comment-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .comment-form button {
            background: var(--dark);
            color: var(--yellow);
            border: none;
            padding: 12px 32px;
            border-radius: 20px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 0.95rem;
        }
        .comment-form button:hover {
            background: #222;
            transform: translateY(-2px);
        }
        .search-widget form {
            display: flex;
            gap: 8px;
        }
        .search-widget input {
            flex: 1;
            padding: 10px 14px;
            border: 1px solid #ddd;
            border-radius: 20px;
            font-size: 0.9rem;
        }
        .search-widget button {
            background: var(--dark);
            color: var(--yellow);
            border: none;
            border-radius: 50%;
            width: 40px;
            height: 40px;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all 0.3s;
        }
        .search-widget button:hover {
            background: #222;
            transform: scale(1.05);
        }
        .site-footer {
            background: var(--dark);
            color: #ccc;
            padding: 40px 24px 20px;
            margin-top: 40px;
        }
        .footer-inner {
            max-width: 1280px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 32px;
            padding-bottom: 24px;
            border-bottom: 1px solid #333;
        }
        .footer-inner h3 {
            color: var(--yellow);
            font-size: 1rem;
            margin-bottom: 12px;
        }
        .footer-inner a {
            color: #aaa;
            text-decoration: none;
            font-size: 0.9rem;
            display: block;
            margin-bottom: 8px;
        }
        .footer-inner a:hover {
            color: var(--yellow);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            font-size: 0.82rem;
            color: #777;
            max-width: 1280px;
            margin: 0 auto;
        }
        friend-link {
            display: block;
            padding: 10px 0;
            margin-top: 12px;
            border-top: 1px solid #333;
            font-size: 0.9rem;
            color: #aaa;
            text-align: center;
        }
        friend-link a {
            color: var(--yellow);
            text-decoration: none;
            margin: 0 12px;
            font-weight: 600;
        }
        friend-link a:hover {
            text-decoration: underline;
        }
        @media (max-width: 768px) {
            .header-inner {
                padding: 12px 16px;
            }
            .nav-links {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .container {
                padding: 16px 12px;
            }
            .article-content {
                padding: 20px 16px;
                border-radius: 8px;
            }
            .article-content h1 {
                font-size: 1.7rem;
            }
            .article-content h2 {
                font-size: 1.3rem;
            }
            .article-content h3 {
                font-size: 1.1rem;
            }
            .data-table {
                font-size: 0.85rem;
            }
            .data-table th,
            .data-table td {
                padding: 8px;
            }
            .breadcrumb {
                padding: 0 16px;
                font-size: 0.78rem;
            }
            .comment-section {
                padding: 20px 16px;
            }
        }
        @media (max-width: 480px) {
            .article-content p {
                font-size: 0.95rem;
            }
            .article-content img {
                border-radius: 6px;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        .text-yellow {
            color: var(--yellow);
        }
        .text-center {
            text-align: center;
        }
        .mb-0 {
            margin-bottom: 0 !important;
        }
        .mt-0 {
            margin-top: 0 !important;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--yellow);
            color: var(--dark);
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
            cursor: pointer;
            z-index: 999;
            text-decoration: none;
            transition: all 0.3s;
        }
        .back-to-top:hover {
            background: var(--dark);
            color: var(--yellow);
            transform: translateY(-4px);
        }
        @media (max-width: 768px) {
            .back-to-top {
                bottom: 16px;
                right: 16px;
                width: 38px;
                height: 38px;
                font-size: 1rem;
            }
        }