*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #f7f9fc;
            color: #1a1a2e;
            line-height: 1.7;
            padding-bottom: 2rem;
        }
        a {
            color: #c0392b;
            text-decoration: none;
            transition: color 0.25s;
        }
        a:hover,
        a:focus {
            color: #e67e22;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin-bottom: 1.2rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-top: 0;
            color: #0b0b1a;
        }
        h1 {
            font-size: 2.4rem;
            margin-bottom: 0.75rem;
        }
        h2 {
            font-size: 1.9rem;
            margin: 2.4rem 0 1rem 0;
            border-bottom: 3px solid #c0392b;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.5rem;
            margin: 1.8rem 0 0.8rem 0;
            color: #2c3e50;
        }
        h4 {
            font-size: 1.2rem;
            margin: 1.2rem 0 0.5rem 0;
            color: #34495e;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: linear-gradient(145deg, #0b0b1a 0%, #1a1a3e 100%);
            color: #fff;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 900;
            letter-spacing: 2px;
            background: linear-gradient(45deg, #f1c40f, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 0 20px rgba(241, 196, 15, 0.3);
            text-decoration: none !important;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #f1c40f;
            font-size: 1.6rem;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none !important;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 0.2rem;
            padding: 0;
            margin: 0;
        }
        .nav-list li a {
            color: #ecf0f1;
            padding: 0.5rem 0.9rem;
            border-radius: 6px;
            font-size: 0.92rem;
            font-weight: 500;
            transition: background 0.25s, color 0.25s;
            display: block;
        }
        .nav-list li a:hover,
        .nav-list li a:focus {
            background: rgba(241, 196, 15, 0.18);
            color: #f1c40f;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: transparent;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
            transition: transform 0.2s;
        }
        .hamburger:hover {
            transform: scale(1.1);
        }
        .breadcrumb {
            background: #eaeef2;
            padding: 0.7rem 0;
            font-size: 0.88rem;
            border-bottom: 1px solid #d0d7de;
        }
        .breadcrumb .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.4rem;
        }
        .breadcrumb a {
            color: #2c3e50;
        }
        .breadcrumb a:hover {
            color: #c0392b;
        }
        .breadcrumb .separator {
            color: #7f8c8d;
            margin: 0 0.2rem;
        }
        .search-section {
            background: #fff;
            padding: 1.5rem 0;
            border-bottom: 1px solid #e0e6ed;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.07);
        }
        .search-form input[type="text"] {
            flex: 1;
            padding: 0.85rem 1.5rem;
            border: 1px solid #d0d7de;
            border-right: none;
            font-size: 1rem;
            outline: none;
            transition: border 0.25s;
            border-radius: 50px 0 0 50px;
        }
        .search-form input[type="text"]:focus {
            border-color: #c0392b;
        }
        .search-form button {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 0 1.8rem;
            font-size: 1.1rem;
            cursor: pointer;
            transition: background 0.25s;
            border-radius: 0 50px 50px 0;
        }
        .search-form button:hover {
            background: #e67e22;
        }
        .hero {
            background: linear-gradient(135deg, #0b0b1a 0%, #1e2a4a 100%);
            color: #fff;
            padding: 3rem 0 2.5rem 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: "⚡⚡⚡";
            font-size: 12rem;
            position: absolute;
            right: -3rem;
            bottom: -4rem;
            opacity: 0.06;
            pointer-events: none;
            transform: rotate(-15deg);
        }
        .hero h1 {
            color: #fff;
            font-size: 2.8rem;
            margin-bottom: 0.5rem;
            text-shadow: 0 0 30px rgba(241, 196, 15, 0.25);
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 750px;
            margin: 0.6rem auto 1.2rem auto;
            opacity: 0.88;
        }
        .hero .meta-info {
            font-size: 0.95rem;
            opacity: 0.75;
            display: flex;
            justify-content: center;
            gap: 2rem;
            flex-wrap: wrap;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
            margin: 2.5rem 0;
        }
        .main-article {
            background: #fff;
            border-radius: 16px;
            padding: 2.2rem 2.5rem;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.05);
        }
        .main-article .featured-img {
            border-radius: 12px;
            margin: 1.5rem 0 2rem 0;
            box-shadow: 0 6px 30px rgba(0, 0, 0, 0.12);
        }
        .main-article .featured-img img {
            border-radius: 12px;
            width: 100%;
        }
        .main-article .featured-img figcaption {
            font-size: 0.85rem;
            color: #5d6d7e;
            margin-top: 0.5rem;
            text-align: center;
            font-style: italic;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 1.6rem 1.8rem;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.05);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            margin-top: 0;
            margin-bottom: 1rem;
            border-bottom: 2px solid #e0e6ed;
            padding-bottom: 0.5rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card ul li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #f0f2f5;
        }
        .sidebar-card ul li a {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.92rem;
        }
        .sidebar-card ul li a i {
            color: #c0392b;
            width: 1.2rem;
        }
        .rating-area {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
            margin: 1.8rem 0 1rem 0;
            padding: 1.2rem 1.6rem;
            background: #f8f4f0;
            border-radius: 12px;
        }
        .rating-area .stars {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #e67e22;
            cursor: pointer;
        }
        .rating-area .stars i {
            transition: transform 0.2s, color 0.2s;
        }
        .rating-area .stars i:hover {
            transform: scale(1.25);
            color: #f1c40f;
        }
        .rating-area .rating-label {
            font-weight: 600;
            font-size: 1rem;
        }
        .rating-area .rating-value {
            font-size: 1.2rem;
            font-weight: 700;
            color: #c0392b;
        }
        .comments-section {
            margin-top: 2.5rem;
            padding-top: 2rem;
            border-top: 2px solid #e0e6ed;
        }
        .comments-section h3 {
            margin-top: 0;
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1rem;
        }
        .comment-form input,
        .comment-form textarea {
            padding: 0.8rem 1.2rem;
            border: 1px solid #d0d7de;
            border-radius: 8px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.25s;
            font-family: inherit;
        }
        .comment-form input:focus,
        .comment-form textarea:focus {
            border-color: #c0392b;
        }
        .comment-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .comment-form button {
            align-self: flex-start;
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 0.75rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.2s;
        }
        .comment-form button:hover {
            background: #e67e22;
            transform: translateY(-2px);
        }
        .site-footer {
            background: #0b0b1a;
            color: #b0b8c5;
            padding: 2.5rem 0 1.8rem 0;
            margin-top: 3rem;
            border-top: 4px solid #c0392b;
        }
        .site-footer .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        .site-footer h4 {
            color: #f1c40f;
            margin-bottom: 0.8rem;
            font-size: 1.1rem;
        }
        .site-footer a {
            color: #b0b8c5;
        }
        .site-footer a:hover {
            color: #f1c40f;
        }
        .site-footer .copyright {
            grid-column: 1 / -1;
            text-align: center;
            padding-top: 1.8rem;
            border-top: 1px solid #2a2a4a;
            margin-top: 1.5rem;
            font-size: 0.9rem;
        }
        friend-link {
            display: block;
            margin-top: 0.5rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 0.8rem 0.2rem 0;
            padding: 0.2rem 0.6rem;
            background: #1a1a3e;
            border-radius: 6px;
            font-size: 0.88rem;
        }
        friend-link a:hover {
            background: #2a2a5e;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .site-footer .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #12122a;
                border-radius: 0 0 16px 16px;
                padding: 0.8rem 0;
                margin-top: 0.6rem;
                position: absolute;
                top: 100%;
                left: 0;
                box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
                z-index: 999;
            }
            .nav-list.show {
                display: flex;
            }
            .nav-list li a {
                padding: 0.8rem 1.5rem;
                border-radius: 0;
            }
            .nav-wrapper {
                position: relative;
                width: auto;
            }
            .header-inner {
                position: relative;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .main-article {
                padding: 1.5rem 1.2rem;
            }
            .site-footer .footer-inner {
                grid-template-columns: 1fr;
            }
            .rating-area {
                flex-direction: column;
                align-items: flex-start;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.6rem;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .breadcrumb {
                font-size: 0.78rem;
            }
            .search-form input[type="text"] {
                padding: 0.6rem 1rem;
                font-size: 0.9rem;
            }
            .search-form button {
                padding: 0 1.2rem;
            }
        }
        .highlight-box {
            background: #fef9ef;
            border-left: 5px solid #f1c40f;
            padding: 1.2rem 1.8rem;
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
        }
        .highlight-box strong {
            color: #c0392b;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.5rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        table th {
            background: #0b0b1a;
            color: #f1c40f;
            padding: 0.7rem 1rem;
            text-align: left;
        }
        table td {
            padding: 0.6rem 1rem;
            border-bottom: 1px solid #e0e6ed;
        }
        table tr:nth-child(even) {
            background: #f8f9fa;
        }
        .btn-top {
            position: fixed;
            bottom: 2rem;
            right: 2rem;
            background: #c0392b;
            color: #fff;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
            transition: background 0.25s, transform 0.2s;
            z-index: 100;
            border: none;
            cursor: pointer;
        }
        .btn-top:hover {
            background: #e67e22;
            transform: translateY(-4px);
        }
        .schema-hidden {
            display: none;
        }