*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #7c3aed;
            --primary-light: #a78bfa;
            --secondary: #f59e0b;
            --accent: #10b981;
            --dark: #1e1b4b;
            --light: #f5f3ff;
            --gray: #6b7280;
            --white: #ffffff;
            --gradient: linear-gradient(135deg, #7c3aed, #4c1d95);
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', 'Poppins', Arial, sans-serif;
            color: var(--dark);
            background: var(--light);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: all .3s ease;
        }
        a:hover {
            color: var(--secondary);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: var(--gradient);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, .15);
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 10px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--white);
            text-decoration: none !important;
            letter-spacing: 1px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            color: var(--secondary);
            font-size: 2rem;
        }
        .my-logo:hover {
            color: var(--secondary) !important;
            text-decoration: none !important;
        }
        .nav-menu {
            display: flex;
            gap: 20px;
            list-style: none;
            flex-wrap: wrap;
        }
        .nav-menu a {
            color: rgba(255, 255, 255, .9);
            font-weight: 600;
            font-size: .95rem;
            padding: 8px 14px;
            border-radius: 50px;
            transition: all .3s;
        }
        .nav-menu a:hover {
            background: rgba(255, 255, 255, .15);
            color: var(--secondary);
            text-decoration: none;
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            background: transparent;
            border: none;
            font-size: 1.8rem;
            color: var(--white);
            cursor: pointer;
            z-index: 1001;
        }
        @media(max-width:768px) {
            .hamburger {
                display: block;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: var(--dark);
                flex-direction: column;
                padding: 20px;
                gap: 10px;
                box-shadow: 0 10px 30px rgba(0, 0, 0, .3);
                border-radius: 0 0 20px 20px;
            }
            .nav-menu.active {
                display: flex;
            }
            .nav-menu a {
                display: block;
                padding: 12px;
                border-bottom: 1px solid rgba(255, 255, 255, .1);
            }
        }
        .breadcrumb-wrap {
            background: var(--white);
            padding: 12px 0;
            border-bottom: 1px solid #e5e7eb;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            font-size: .85rem;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--primary);
        }
        .breadcrumb i {
            margin: 0 8px;
            font-size: .7rem;
            color: #ccc;
        }
        .hero {
            background: linear-gradient(135deg, #f0e9ff, #e0d4ff);
            padding: 60px 20px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            color: var(--dark);
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero h1 span {
            color: var(--primary);
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 25px;
            color: var(--gray);
        }
        .hero-stats {
            display: flex;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
            margin-top: 30px;
        }
        .stat-box {
            background: var(--white);
            padding: 20px 30px;
            border-radius: 16px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, .08);
            text-align: center;
            min-width: 140px;
            transition: transform .3s;
        }
        .stat-box:hover {
            transform: translateY(-5px);
        }
        .stat-box .num {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--primary);
        }
        .stat-box .label {
            font-size: .85rem;
            color: var(--gray);
            margin-top: 5px;
        }
        .main-wrap {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            padding: 50px 0;
        }
        @media(max-width:992px) {
            .main-wrap {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: var(--white);
            border-radius: 24px;
            padding: 40px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, .05);
        }
        .article-content h2 {
            font-size: 2rem;
            color: var(--dark);
            margin: 60px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--primary);
            position: relative;
        }
        .article-content h2::after {
            content: '';
            position: absolute;
            bottom: -3px;
            left: 0;
            width: 60px;
            height: 3px;
            background: var(--secondary);
        }
        .article-content h3 {
            font-size: 1.4rem;
            color: var(--primary);
            margin: 40px 0 15px;
        }
        .article-content h4 {
            font-size: 1.1rem;
            color: var(--dark);
            margin: 25px 0 10px;
            font-weight: 700;
        }
        .article-content p {
            margin-bottom: 15px;
            color: #4b5563;
            font-size: 1rem;
        }
        .article-content ul,
        .article-content ol {
            margin: 0 0 20px 20px;
            color: #4b5563;
        }
        .article-content li {
            margin-bottom: 8px;
        }
        .highlight-box {
            background: linear-gradient(135deg, #f0e9ff, #fdf2f8);
            border-radius: 16px;
            padding: 25px;
            margin: 30px 0;
            border-left: 4px solid var(--primary);
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .info-table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: .95rem;
        }
        .info-table th {
            background: var(--primary);
            color: var(--white);
            padding: 12px 15px;
            text-align: left;
            font-weight: 600;
        }
        .info-table td {
            padding: 12px 15px;
            border-bottom: 1px solid #e5e7eb;
        }
        .info-table tr:hover {
            background: #f9f5ff;
        }
        .article-img {
            border-radius: 16px;
            margin: 30px 0;
            box-shadow: 0 10px 30px rgba(0, 0, 0, .1);
            width: 100%;
        }
        .article-img-caption {
            font-size: .85rem;
            color: var(--gray);
            text-align: center;
            margin-top: 10px;
            font-style: italic;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-card {
            background: var(--white);
            border-radius: 20px;
            padding: 25px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, .05);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            color: var(--dark);
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 2px solid #f0e9ff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h3 i {
            color: var(--primary);
        }
        .sidebar-links {
            list-style: none;
        }
        .sidebar-links li {
            margin-bottom: 10px;
        }
        .sidebar-links a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px 12px;
            border-radius: 10px;
            background: var(--light);
            font-size: .9rem;
            font-weight: 500;
            transition: all .3s;
        }
        .sidebar-links a:hover {
            background: var(--primary);
            color: var(--white);
            transform: translateX(5px);
            text-decoration: none;
        }
        .sidebar-links a i {
            font-size: .8rem;
        }
        .search-box {
            display: flex;
            gap: 10px;
            margin-top: 10px;
        }
        .search-box input {
            flex: 1;
            padding: 12px 15px;
            border: 2px solid #e5e7eb;
            border-radius: 50px;
            font-size: .9rem;
            outline: none;
            transition: border-color .3s;
        }
        .search-box input:focus {
            border-color: var(--primary);
        }
        .search-box button {
            background: var(--primary);
            color: var(--white);
            border: none;
            border-radius: 50px;
            padding: 12px 20px;
            cursor: pointer;
            font-size: 1rem;
            transition: background .3s;
        }
        .search-box button:hover {
            background: var(--dark);
        }
        .btn-submit {
            display: inline-block;
            background: var(--primary);
            color: var(--white);
            border: none;
            border-radius: 50px;
            padding: 12px 28px;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            transition: all .3s;
        }
        .btn-submit:hover {
            background: var(--secondary);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(245, 158, 11, .4);
        }
        .interaction-section {
            margin-top: 40px;
            padding-top: 30px;
            border-top: 2px solid #f0e9ff;
        }
        .interaction-section h2 {
            margin-top: 30px;
        }
        .form-group {
            margin-bottom: 15px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 5px;
            font-size: .9rem;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 15px;
            border: 2px solid #e5e7eb;
            border-radius: 12px;
            font-size: .95rem;
            outline: none;
            transition: border-color .3s;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary);
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            gap: 5px;
            justify-content: flex-start;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color .2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: var(--secondary);
        }
        .site-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, .7);
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 30px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255, 255, 255, .1);
        }
        @media(max-width:768px) {
            .footer-inner {
                grid-template-columns: 1fr;
            }
        }
        .footer-col h4 {
            color: var(--white);
            margin-bottom: 15px;
            font-size: 1.1rem;
        }
        .footer-col a {
            color: rgba(255, 255, 255, .7);
            display: block;
            padding: 4px 0;
            font-size: .9rem;
        }
        .footer-col a:hover {
            color: var(--secondary);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            font-size: .85rem;
        }
        .copyright a {
            color: var(--secondary);
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, .05);
            border-radius: 12px;
            padding: 15px;
            margin-top: 15px;
            font-size: .9rem;
        }
        friend-link a {
            color: var(--secondary);
            margin: 0 5px;
        }
        @media(max-width:768px) {
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .article-content {
                padding: 20px;
                border-radius: 16px;
            }
            .article-content h2 {
                font-size: 1.5rem;
            }
            .stat-box {
                min-width: 100px;
                padding: 15px 20px;
            }
            .stat-box .num {
                font-size: 1.5rem;
            }
        }
        @media(max-width:480px) {
            .hero {
                padding: 36px 12px;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .article-content {
                padding: 16px;
            }
        }
        .scroll-top {
            position: fixed;
            bottom: 20px;
            right: 20px;
            width: 50px;
            height: 50px;
            background: var(--primary);
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            box-shadow: 0 4px 15px rgba(0, 0, 0, .2);
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transition: all .3s;
        }
        .scroll-top.show {
            opacity: 1;
            visibility: visible;
        }
        .scroll-top:hover {
            background: var(--secondary);
            color: var(--white);
            transform: translateY(-3px);
        }
        .faq-item {
            background: var(--light);
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 15px;
        }
        .faq-item details {
            cursor: pointer;
        }
        .faq-item summary {
            font-weight: 700;
            color: var(--dark);
            font-size: 1rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .faq-item summary i {
            color: var(--primary);
        }
        .faq-item .answer {
            margin-top: 12px;
            padding-left: 20px;
            border-left: 2px solid var(--primary-light);
            color: #6b7280;
            font-size: .95rem;
        }