* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #1a1a2e;
            --secondary: #16213e;
            --accent: #e94560;
            --accent2: #0f3460;
            --gold: #f5c518;
            --light: #f0f0f0;
            --text: #222;
            --text-light: #555;
            --bg: #fafafa;
            --card-bg: #fff;
            --radius: 12px;
            --shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            --transition: 0.3s ease;
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: #c2314a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: var(--primary);
            color: #fff;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 28px;
            font-weight: 800;
            letter-spacing: 1px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            color: var(--gold);
            font-size: 30px;
        }
        .my-logo:hover {
            color: var(--gold);
            text-decoration: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 24px;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            border-color: var(--gold);
            color: var(--gold);
        }
        .main-nav {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.85);
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: var(--accent);
            color: #fff;
            text-decoration: none;
        }
        .breadcrumb {
            background: rgba(255, 255, 255, 0.06);
            padding: 10px 20px;
            border-radius: 30px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            display: flex;
            flex-wrap: wrap;
            gap: 4px 8px;
            margin-top: 10px;
            width: 100%;
        }
        .breadcrumb a {
            color: var(--gold);
        }
        .breadcrumb a:hover {
            color: #fff;
            text-decoration: none;
        }
        .breadcrumb span {
            color: rgba(255, 255, 255, 0.5);
        }
        .breadcrumb .current {
            color: #fff;
            font-weight: 600;
        }
        .hero {
            padding: 50px 0 40px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
            color: #fff;
            text-align: center;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: clamp(28px, 5vw, 48px);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .hero h1 i {
            color: var(--gold);
            margin-right: 8px;
        }
        .hero p {
            font-size: 18px;
            max-width: 720px;
            margin: 0 auto 12px;
            opacity: 0.9;
        }
        .hero .meta-badge {
            display: inline-flex;
            gap: 20px;
            background: rgba(255, 255, 255, 0.08);
            padding: 10px 24px;
            border-radius: 40px;
            font-size: 14px;
            margin-top: 12px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .hero .meta-badge i {
            margin-right: 6px;
            color: var(--gold);
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 20px 0 50px;
        }
        .main-article {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 40px 36px;
            box-shadow: var(--shadow);
        }
        .main-article h2 {
            font-size: 28px;
            margin: 44px 0 16px;
            padding-bottom: 10px;
            border-bottom: 4px solid var(--accent);
            color: var(--primary);
        }
        .main-article h2 i {
            color: var(--accent);
            margin-right: 10px;
        }
        .main-article h3 {
            font-size: 22px;
            margin: 32px 0 12px;
            color: var(--secondary);
        }
        .main-article h3 i {
            color: var(--gold);
            margin-right: 8px;
        }
        .main-article h4 {
            font-size: 18px;
            margin: 24px 0 10px;
            color: var(--accent2);
        }
        .main-article p {
            margin-bottom: 18px;
            font-size: 16px;
            color: var(--text);
        }
        .main-article ul,
        .main-article ol {
            margin: 12px 0 20px 24px;
        }
        .main-article li {
            margin-bottom: 8px;
        }
        .main-article .highlight-box {
            background: #f9f3e6;
            border-left: 6px solid var(--gold);
            padding: 20px 24px;
            border-radius: 8px;
            margin: 24px 0;
        }
        .main-article .highlight-box i {
            color: var(--gold);
            margin-right: 8px;
        }
        .main-article .error-code {
            background: #1e1e2e;
            color: #f0e68c;
            padding: 14px 20px;
            border-radius: 8px;
            font-family: monospace;
            font-size: 15px;
            overflow-x: auto;
            margin: 16px 0;
        }
        .main-article .btn {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            padding: 12px 32px;
            border-radius: 40px;
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }
        .main-article .btn:hover {
            background: #c2314a;
            transform: translateY(-2px);
            text-decoration: none;
            box-shadow: 0 6px 20px rgba(233, 69, 96, 0.35);
        }
        .featured-image {
            margin: 30px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-image img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
        }
        .featured-image figcaption {
            padding: 12px 16px;
            background: #f5f5f5;
            font-size: 14px;
            color: var(--text-light);
            text-align: center;
            font-style: italic;
        }
        .insight-card {
            background: #eef5ff;
            border-radius: var(--radius);
            padding: 20px 24px;
            margin: 24px 0;
            border: 1px solid #d0e2ff;
        }
        .insight-card i {
            color: #2a6df4;
            margin-right: 8px;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .sidebar-widget {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px 20px;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            font-size: 18px;
            margin-bottom: 14px;
            color: var(--primary);
            border-bottom: 3px solid var(--accent);
            padding-bottom: 8px;
        }
        .sidebar-widget ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-widget li {
            padding: 6px 0;
            border-bottom: 1px solid #eee;
        }
        .sidebar-widget li a {
            color: var(--text);
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .sidebar-widget li a:hover {
            color: var(--accent);
            padding-left: 4px;
            text-decoration: none;
        }
        .sidebar-widget li a i {
            color: var(--accent);
            font-size: 12px;
            width: 18px;
        }
        .search-form {
            display: flex;
            gap: 8px;
            margin: 16px 0;
        }
        .search-form input {
            flex: 1;
            padding: 12px 16px;
            border: 2px solid #ddd;
            border-radius: 40px;
            font-size: 15px;
            outline: none;
            transition: var(--transition);
        }
        .search-form input:focus {
            border-color: var(--accent);
        }
        .search-form button {
            background: var(--accent);
            color: #fff;
            border: none;
            border-radius: 40px;
            padding: 12px 20px;
            font-size: 16px;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-form button:hover {
            background: #c2314a;
        }
        .comment-section,
        .rating-section {
            margin-top: 40px;
            padding-top: 30px;
            border-top: 2px solid #eee;
        }
        .comment-section h3,
        .rating-section h3 {
            font-size: 24px;
            margin-bottom: 16px;
            color: var(--primary);
        }
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 14px 18px;
            border: 2px solid #ddd;
            border-radius: 10px;
            font-size: 15px;
            font-family: var(--font);
            margin-bottom: 12px;
            transition: var(--transition);
            resize: vertical;
        }
        .comment-form textarea:focus,
        .comment-form input:focus {
            border-color: var(--accent);
            outline: none;
        }
        .comment-form .btn {
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 12px 30px;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            font-size: 15px;
        }
        .comment-form .btn:hover {
            background: #c2314a;
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 32px;
            cursor: pointer;
            color: #ccc;
            transition: var(--transition);
            margin: 10px 0 16px;
        }
        .rating-stars i.active,
        .rating-stars i:hover {
            color: var(--gold);
        }
        .rating-stars i {
            transition: color 0.2s;
        }
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .site-footer h4 {
            color: var(--gold);
            font-size: 18px;
            margin-bottom: 14px;
        }
        .site-footer a {
            color: rgba(255, 255, 255, 0.7);
        }
        .site-footer a:hover {
            color: var(--gold);
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            padding: 16px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            margin-bottom: 20px;
        }
        .friend-links a {
            font-size: 14px;
            padding: 4px 0;
        }
        .friend-links a::before {
            content: "🔗 ";
        }
        .copyright {
            text-align: center;
            font-size: 14px;
            opacity: 0.7;
            padding-top: 16px;
        }
        .copyright i {
            color: var(--accent);
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                order: 2;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: rgba(0, 0, 0, 0.3);
                padding: 16px 0;
                border-radius: 12px;
                margin-top: 8px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 20px;
                border-radius: 0;
                width: 100%;
                text-align: center;
            }
            .main-article {
                padding: 24px 16px;
            }
            .header-inner {
                gap: 8px;
            }
            .hero h1 {
                font-size: 26px;
            }
            .footer-inner {
                grid-template-columns: 1fr;
            }
            .breadcrumb {
                font-size: 12px;
                padding: 8px 14px;
            }
            .rating-stars {
                font-size: 28px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .main-article {
                padding: 16px 12px;
            }
            .my-logo {
                font-size: 22px;
            }
            .hero p {
                font-size: 15px;
            }
        }
        .text-accent {
            color: var(--accent);
        }
        .text-gold {
            color: var(--gold);
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mt-0 {
            margin-top: 0;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .gap-4 {
            gap: 4px;
        }
        .fw-700 {
            font-weight: 700;
        }
        .anchor-offset {
            scroll-margin-top: 100px;
        }
        .toast {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--primary);
            color: #fff;
            padding: 16px 28px;
            border-radius: 12px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
            font-size: 15px;
            z-index: 9999;
            opacity: 0;
            transform: translateY(20px);
            transition: all 0.4s ease;
            pointer-events: none;
        }
        .toast.show {
            opacity: 1;
            transform: translateY(0);
            pointer-events: auto;
        }
        .toast i {
            margin-right: 10px;
            color: var(--gold);
        }