* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #1a1a2e;
            --accent: #e94560;
            --gold: #f5c518;
            --bg: #f8f9fa;
            --dark-bg: #0f0f1a;
            --text: #2d2d2d;
            --light: #ffffff;
            --gray: #6c757d;
            --border: #e0e0e0;
            --radius: 12px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', 'Inter', Tahoma, -apple-system, sans-serif;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            overflow-x: hidden;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
            text-decoration: underline;
        }
        .site-header {
            background: linear-gradient(135deg, var(--dark-bg), var(--primary));
            padding: 15px 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;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--light);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--gold);
            font-size: 2rem;
        }
        .my-logo span {
            background: linear-gradient(90deg, var(--gold), #ff6b6b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .my-logo:hover {
            text-decoration: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid var(--gold);
            color: var(--gold);
            font-size: 1.4rem;
            padding: 5px 12px;
            border-radius: 6px;
            cursor: pointer;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: var(--gold);
            color: var(--dark-bg);
        }
        .main-nav {
            display: flex;
            gap: 5px;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.9);
            padding: 8px 14px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: var(--accent);
            color: #fff;
            text-decoration: none;
            transform: translateY(-2px);
        }
        .breadcrumb-wrapper {
            background: var(--light);
            border-bottom: 1px solid var(--border);
            padding: 10px 0;
        }
        .breadcrumb {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 5px;
            font-size: 0.85rem;
        }
        .breadcrumb li+li::before {
            content: "›";
            color: var(--gray);
            margin-right: 8px;
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb li:last-child {
            color: var(--text);
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, var(--primary), #2d1b4e);
            color: var(--light);
            padding: 40px 0 30px;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: "Beyoncé";
            position: absolute;
            right: -50px;
            bottom: -40px;
            font-size: 8rem;
            font-weight: 900;
            opacity: 0.06;
            letter-spacing: -2px;
        }
        .hero h1 {
            font-size: 2.5rem;
            line-height: 1.2;
            margin-bottom: 10px;
            max-width: 800px;
        }
        .hero h1 .highlight {
            color: var(--gold);
        }
        .hero .subtitle {
            font-size: 1.1rem;
            opacity: 0.9;
            margin-bottom: 15px;
        }
        .hero .meta-info {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 0.85rem;
            opacity: 0.8;
        }
        .hero .meta-info i {
            color: var(--gold);
            margin-right: 5px;
        }
        .main-area {
            display: flex;
            gap: 30px;
            padding: 30px 0;
        }
        .content {
            flex: 1;
            min-width: 0;
        }
        .sidebar {
            width: 300px;
            flex-shrink: 0;
        }
        @media (max-width: 900px) {
            .sidebar {
                display: none;
            }
        }
        .card {
            background: var(--light);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 25px;
            margin-bottom: 25px;
        }
        .content h2 {
            font-size: 1.9rem;
            color: var(--primary);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--gold);
            margin-top: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .content h2 i {
            color: var(--accent);
        }
        .content h3 {
            font-size: 1.4rem;
            color: var(--primary);
            margin: 25px 0 10px;
        }
        .content h4 {
            font-size: 1.1rem;
            color: var(--accent);
            margin: 15px 0 8px;
        }
        .content p {
            margin-bottom: 15px;
        }
        .content ul,
        .content ol {
            margin: 15px 0 15px 25px;
        }
        .content li {
            margin-bottom: 8px;
        }
        .table-responsive {
            overflow-x: auto;
            margin: 20px 0;
        }
        .price-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.92rem;
        }
        .price-table th,
        .price-table td {
            padding: 12px 15px;
            text-align: left;
            border-bottom: 1px solid var(--border);
        }
        .price-table th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        .price-table tr:hover {
            background: #f0f4ff;
        }
        .price-table .highlight-price {
            color: #28a745;
            font-weight: 700;
        }
        .callout {
            background: #fff8e1;
            border-left: 4px solid var(--gold);
            padding: 15px 20px;
            border-radius: 0 8px 8px 0;
            margin: 20px 0;
        }
        .callout-tip {
            background: #e8f5e9;
            border-left-color: #28a745;
        }
        .callout-warning {
            background: #fce4ec;
            border-left-color: var(--accent);
        }
        .feature-img {
            width: 100%;
            border-radius: var(--radius);
            margin: 20px 0;
            box-shadow: var(--shadow);
            object-fit: cover;
        }
        .img-caption {
            font-size: 0.8rem;
            color: var(--gray);
            text-align: center;
            margin-top: -12px;
            margin-bottom: 20px;
        }
        .search-box {
            background: var(--light);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 20px;
            margin: 25px 0;
            display: flex;
            gap: 10px;
        }
        .search-box input {
            flex: 1;
            padding: 12px 18px;
            border: 2px solid var(--border);
            border-radius: 30px;
            font-size: 0.9rem;
            outline: none;
            transition: var(--transition);
        }
        .search-box input:focus {
            border-color: var(--accent);
        }
        .search-box button {
            background: var(--accent);
            color: #fff;
            border: none;
            padding: 0 25px;
            border-radius: 30px;
            font-size: 0.9rem;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-box button:hover {
            background: var(--primary);
            transform: scale(1.03);
        }
        .review-section {
            background: var(--light);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 25px;
            margin: 25px 0;
        }
        .star-rating {
            color: #ddd;
            font-size: 1.5rem;
            cursor: pointer;
            line-height: 1;
        }
        .star-rating .fa-star.active {
            color: var(--gold);
        }
        .review-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 15px;
        }
        .review-form input,
        .review-form textarea {
            padding: 12px;
            border: 1px solid var(--border);
            border-radius: 8px;
            font-size: 0.9rem;
        }
        .review-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .review-form button {
            align-self: flex-start;
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 10px 25px;
            border-radius: 30px;
            cursor: pointer;
            transition: var(--transition);
        }
        .review-form button:hover {
            background: var(--accent);
            transform: scale(1.03);
        }
        .sidebar-card {
            background: var(--light);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 20px;
            margin-bottom: 20px;
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            margin-bottom: 12px;
            color: var(--primary);
            border-bottom: 2px solid var(--gold);
            padding-bottom: 6px;
        }
        .sidebar-links {
            list-style: none;
        }
        .sidebar-links li {
            margin-bottom: 8px;
            padding-left: 15px;
            position: relative;
        }
        .sidebar-links li::before {
            content: "▹";
            position: absolute;
            left: 0;
            color: var(--accent);
        }
        .sidebar-links a {
            color: var(--text);
            font-size: 0.88rem;
        }
        .sidebar-links a:hover {
            color: var(--accent);
        }
        .faq-item {
            margin-bottom: 10px;
            border: 1px solid var(--border);
            border-radius: 8px;
            overflow: hidden;
        }
        .faq-question {
            background: #f1f3f5;
            padding: 12px 18px;
            cursor: pointer;
            font-weight: 600;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .faq-answer {
            padding: 12px 18px;
            display: none;
            border-top: 1px solid var(--border);
            background: #fafbfc;
        }
        .faq-item.open .faq-answer {
            display: block;
        }
        friend-link {
            display: block;
            background: var(--light);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 25px;
            margin: 30px 0;
        }
        friend-link h2 {
            font-size: 1.2rem;
            color: var(--primary);
            margin-bottom: 15px;
            border-bottom: 2px solid var(--gold);
            padding-bottom: 8px;
        }
        friend-link .friend-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        friend-link .friend-list a {
            background: #f1f3f5;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            color: var(--text);
            transition: var(--transition);
        }
        friend-link .friend-list a:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
        }
        .site-footer {
            background: var(--dark-bg);
            color: rgba(255, 255, 255, 0.7);
            padding: 30px 0;
            margin-top: 40px;
            font-size: 0.85rem;
        }
        .footer-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }
        .copyright {
            color: rgba(255, 255, 255, 0.5);
        }
        .copyright a {
            color: var(--gold);
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                padding-top: 15px;
                gap: 8px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                display: block;
                padding: 10px;
                border-radius: 8px;
                background: rgba(255, 255, 255, 0.05);
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero::after {
                font-size: 4rem;
            }
            .content h2 {
                font-size: 1.5rem;
            }
            .main-area {
                flex-direction: column;
                padding: 15px 0;
            }
            .container {
                padding: 0 12px;
            }
            .search-box {
                flex-direction: column;
            }
            .search-box button {
                justify-content: center;
                padding: 12px;
            }
            .footer-inner {
                flex-direction: column;
                text-align: center;
            }
        }