* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, Roboto, 'Helvetica Neue', sans-serif;
            background: #f8fafc;
            color: #1e293b;
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            color: #2563eb;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #1d4ed8;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 16px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 28px;
            font-weight: 800;
            color: #fbbf24;
            text-transform: uppercase;
            letter-spacing: 1.5px;
            transition: transform 0.3s ease;
            display: inline-block;
        }
        .my-logo:hover {
            transform: scale(1.03);
            text-decoration: none;
            color: #f59e0b;
        }
        .my-logo span {
            color: #60a5fa;
        }
        .hamburger {
            display: none;
            font-size: 28px;
            color: #fff;
            background: none;
            border: none;
            cursor: pointer;
            padding: 4px 10px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .main-nav {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: #e2e8f0;
            padding: 8px 16px;
            border-radius: 8px;
            font-weight: 500;
            font-size: 15px;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fbbf24;
            text-decoration: none;
        }
        .main-nav a.active {
            background: rgba(251, 191, 36, 0.15);
            color: #fbbf24;
        }
        .breadcrumb-wrap {
            background: #f1f5f9;
            padding: 12px 0;
            border-bottom: 1px solid #e2e8f0;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px 12px;
            font-size: 14px;
            color: #475569;
        }
        .breadcrumb a {
            color: #3b82f6;
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: #1d4ed8;
        }
        .breadcrumb .sep {
            color: #94a3b8;
            font-weight: 300;
        }
        .breadcrumb .current {
            color: #1e293b;
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, #1e293b, #0f172a);
            color: #fff;
            padding: 48px 0 56px;
            margin-bottom: 40px;
            border-radius: 0 0 40px 40px;
        }
        .hero h1 {
            font-size: clamp(32px, 6vw, 56px);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .hero h1 .highlight {
            color: #fbbf24;
        }
        .hero p {
            font-size: clamp(16px, 2.2vw, 22px);
            color: #cbd5e1;
            max-width: 780px;
            opacity: 0.92;
        }
        .hero .meta-info {
            display: flex;
            flex-wrap: wrap;
            gap: 20px 40px;
            margin-top: 24px;
            font-size: 15px;
            color: #94a3b8;
        }
        .hero .meta-info i {
            margin-right: 8px;
            color: #fbbf24;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-bottom: 60px;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .section-block {
            background: #fff;
            border-radius: 24px;
            padding: 32px 36px;
            margin-bottom: 32px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.04);
            transition: box-shadow 0.3s ease;
        }
        .section-block:hover {
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06), 0 12px 32px rgba(0, 0, 0, 0.08);
        }
        .section-block h2 {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 20px;
            padding-bottom: 12px;
            border-bottom: 3px solid #fbbf24;
            display: inline-block;
        }
        .section-block h3 {
            font-size: clamp(18px, 2.2vw, 24px);
            font-weight: 600;
            color: #1e293b;
            margin-top: 28px;
            margin-bottom: 12px;
        }
        .section-block h4 {
            font-size: clamp(16px, 1.8vw, 20px);
            font-weight: 600;
            color: #334155;
            margin-top: 20px;
            margin-bottom: 8px;
        }
        .section-block p {
            margin-bottom: 16px;
            color: #334155;
            font-size: 16px;
        }
        .section-block ul,
        .section-block ol {
            margin: 12px 0 20px 24px;
            color: #334155;
        }
        .section-block li {
            margin-bottom: 8px;
        }
        .section-block .highlight-box {
            background: #fef9e7;
            border-left: 4px solid #fbbf24;
            padding: 16px 20px;
            border-radius: 12px;
            margin: 20px 0;
        }
        .section-block .highlight-box strong {
            color: #b45309;
        }
        .section-block .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
            gap: 16px;
            margin: 20px 0;
        }
        .section-block .stat-card {
            background: #f1f5f9;
            border-radius: 16px;
            padding: 20px 16px;
            text-align: center;
            transition: transform 0.2s ease;
        }
        .section-block .stat-card:hover {
            transform: translateY(-4px);
        }
        .section-block .stat-card .num {
            font-size: 28px;
            font-weight: 800;
            color: #2563eb;
            display: block;
        }
        .section-block .stat-card .label {
            font-size: 14px;
            color: #64748b;
            margin-top: 4px;
        }
        .featured-image-wrap {
            margin: 28px 0;
            border-radius: 16px;
            overflow: hidden;
            background: #e2e8f0;
        }
        .featured-image-wrap img {
            width: 100%;
            object-fit: cover;
            max-height: 500px;
        }
        .featured-image-wrap .caption {
            padding: 12px 20px;
            font-size: 14px;
            color: #64748b;
            background: #f8fafc;
            border-top: 1px solid #e2e8f0;
        }
        .sidebar .side-card {
            background: #fff;
            border-radius: 20px;
            padding: 24px;
            margin-bottom: 24px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 8px 24px rgba(0, 0, 0, 0.04);
        }
        .sidebar .side-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 2px solid #fbbf24;
        }
        .sidebar .side-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar .side-card li {
            margin-bottom: 10px;
        }
        .sidebar .side-card li a {
            font-size: 15px;
            color: #2563eb;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar .side-card li a:hover {
            color: #1d4ed8;
        }
        .sidebar .side-card li a i {
            font-size: 14px;
            color: #fbbf24;
            width: 20px;
        }
        .search-box {
            display: flex;
            gap: 8px;
            margin: 16px 0;
        }
        .search-box input {
            flex: 1;
            padding: 12px 18px;
            border: 2px solid #e2e8f0;
            border-radius: 12px;
            font-size: 16px;
            outline: none;
            transition: border-color 0.3s;
            background: #fff;
        }
        .search-box input:focus {
            border-color: #fbbf24;
        }
        .search-box button {
            padding: 12px 24px;
            background: #2563eb;
            color: #fff;
            border: none;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .search-box button:hover {
            background: #1d4ed8;
        }
        .comment-form,
        .rating-form {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin: 16px 0;
        }
        .comment-form textarea,
        .rating-form textarea {
            width: 100%;
            padding: 14px 18px;
            border: 2px solid #e2e8f0;
            border-radius: 12px;
            font-size: 15px;
            resize: vertical;
            min-height: 100px;
            font-family: inherit;
            outline: none;
            transition: border-color 0.3s;
        }
        .comment-form textarea:focus,
        .rating-form textarea:focus {
            border-color: #fbbf24;
        }
        .comment-form input,
        .rating-form input {
            padding: 12px 18px;
            border: 2px solid #e2e8f0;
            border-radius: 12px;
            font-size: 15px;
            outline: none;
            transition: border-color 0.3s;
        }
        .comment-form input:focus,
        .rating-form input:focus {
            border-color: #fbbf24;
        }
        .comment-form button,
        .rating-form button {
            align-self: flex-start;
            padding: 12px 32px;
            background: #fbbf24;
            color: #0f172a;
            border: none;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .comment-form button:hover,
        .rating-form button:hover {
            background: #f59e0b;
            transform: translateY(-2px);
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 28px;
            color: #d1d5db;
            cursor: pointer;
        }
        .rating-stars .star {
            transition: color 0.2s ease, transform 0.2s ease;
        }
        .rating-stars .star:hover,
        .rating-stars .star.active {
            color: #fbbf24;
            transform: scale(1.1);
        }
        friend-link {
            display: block;
            padding: 20px 0;
            border-top: 1px solid #e2e8f0;
            margin-top: 20px;
        }
        friend-link a {
            display: inline-block;
            margin: 4px 12px 4px 0;
            padding: 6px 16px;
            background: #f1f5f9;
            border-radius: 20px;
            font-size: 14px;
            color: #1e293b;
            font-weight: 500;
            transition: all 0.2s ease;
        }
        friend-link a:hover {
            background: #e2e8f0;
            color: #2563eb;
            text-decoration: none;
        }
        .site-footer {
            background: #0f172a;
            color: #cbd5e1;
            padding: 40px 0 32px;
            margin-top: 40px;
            border-radius: 40px 40px 0 0;
        }
        .site-footer .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 24px;
        }
        .site-footer .footer-brand {
            font-size: 22px;
            font-weight: 700;
            color: #fbbf24;
        }
        .site-footer .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
        }
        .site-footer .footer-links a {
            color: #94a3b8;
            font-size: 14px;
            transition: color 0.2s;
        }
        .site-footer .footer-links a:hover {
            color: #fbbf24;
            text-decoration: none;
        }
        .site-footer .copyright {
            width: 100%;
            text-align: center;
            margin-top: 24px;
            padding-top: 20px;
            border-top: 1px solid #1e293b;
            font-size: 14px;
            color: #64748b;
        }
        .back-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            width: 48px;
            height: 48px;
            background: #fbbf24;
            color: #0f172a;
            border: none;
            border-radius: 50%;
            font-size: 22px;
            cursor: pointer;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
            transition: all 0.3s ease;
            z-index: 99;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .back-top:hover {
            transform: translateY(-4px);
            background: #f59e0b;
        }
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .sidebar {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding-top: 16px;
                gap: 4px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                border-radius: 8px;
                white-space: normal;
            }
            .section-block {
                padding: 20px 18px;
            }
            .hero {
                padding: 32px 0 40px;
            }
            .hero h1 {
                font-size: 28px;
            }
            .site-footer .footer-inner {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
            .breadcrumb {
                font-size: 12px;
                gap: 4px 8px;
            }
            .search-box {
                flex-direction: column;
            }
            .search-box button {
                width: 100%;
            }
            .rating-stars {
                font-size: 24px;
            }
            .back-top {
                bottom: 16px;
                right: 16px;
                width: 42px;
                height: 42px;
                font-size: 18px;
            }
        }
        @media (max-width: 480px) {
            body {
                font-size: 15px;
            }
            .section-block {
                padding: 16px 14px;
                border-radius: 16px;
            }
            .my-logo {
                font-size: 22px;
            }
            .hero h1 {
                font-size: 24px;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
        }