@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
            background-color: #fafbfc;
            color: #1c2025;
            line-height: 1.6;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* Header */
        header {
            background-color: #ffffff;
            border-bottom: 1px solid #e4e7ec;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 1px 3px rgba(16, 24, 40, 0.1);
        }

        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px 0;
        }

        /* Breadcrumbs */
        .breadcrumbs {
            background: #f8fafc;
            border-bottom: 1px solid #e2e8f0;
            padding: 12px 0;
        }

        .breadcrumb-list {
            display: flex;
            align-items: center;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 8px;
        }

        .breadcrumb-item {
            display: flex;
            align-items: center;
        }

        .breadcrumb-item:not(:last-child)::after {
            content: "›";
            color: #94a3b8;
            margin-left: 8px;
            font-size: 14px;
            font-weight: 500;
        }

        .breadcrumb-link {
            color: #475467;
            text-decoration: none;
            font-size: 14px;
            font-weight: 500;
            transition: color 0.2s ease;
        }

        .breadcrumb-link:hover {
            color: #f79009;
        }

        .breadcrumb-current {
            color: #1e293b;
            font-size: 14px;
            font-weight: 600;
        }

        @media (max-width: 768px) {
            .breadcrumbs {
                padding: 8px 0;
            }
            
            .breadcrumb-list {
                flex-wrap: wrap;
                gap: 4px;
            }
            
            .breadcrumb-item:not(:last-child)::after {
                margin-left: 4px;
            }
            
            .breadcrumb-link,
            .breadcrumb-current {
                font-size: 13px;
            }
        }


        .logo-link {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 700;
            color: #101828;
            text-decoration: none;
            transition: opacity 0.2s;
        }

        .logo-link:hover {
            opacity: 0.8;
        }

        .logo-link .bitcoin-icon {
            width: 32px;
            height: 32px;
            background-color: #f79009;
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #ffffff;
            font-weight: 700;
        }

        .logo-link span:last-child {
            font-family: 'Inter', sans-serif;
            font-weight: 700;
            color: #101828;
        }

        .main-nav {
            display: flex !important;
            align-items: center !important;
        }

        /* Desktop Navigation Styles */
        @media (min-width: 1024px) {
            .main-nav {
                display: flex !important;
                align-items: center !important;
                position: static !important;
                transform: none !important;
                box-shadow: none !important;
                background-color: transparent !important;
                border-bottom: none !important;
                max-height: none !important;
                overflow: visible !important;
            }
            
            .nav-list {
                display: flex !important;
                flex-direction: row !important;
                gap: 32px !important;
                padding: 0 !important;
            }
        }

        .nav-list {
            display: flex;
            list-style: none;
            gap: 32px;
            margin: 0;
            padding: 0;
        }

        .nav-link {
            color: #475467;
            text-decoration: none;
            font-weight: 500;
            font-size: 14px;
            transition: color 0.2s;
            padding: 8px 0;
            position: relative;
        }

        .nav-link:hover,
        .nav-link.active {
            color: #f79009;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 2px;
            background-color: #f79009;
        }

        /* Mobile Menu Toggle */
        .mobile-menu-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 0;
            z-index: 101;
        }

        .hamburger {
            width: 24px;
            height: 2px;
            background-color: #475467;
            border-radius: 1px;
            transition: all 0.3s ease;
            position: relative;
        }

        .hamburger::before,
        .hamburger::after {
            content: '';
            position: absolute;
            width: 24px;
            height: 2px;
            background-color: #475467;
            border-radius: 1px;
            transition: all 0.3s ease;
        }

        .hamburger::before {
            top: -8px;
        }

        .hamburger::after {
            top: 8px;
        }

        .mobile-menu-toggle.active .hamburger {
            background-color: transparent;
        }

        .mobile-menu-toggle.active .hamburger::before {
            transform: rotate(45deg);
            top: 0;
        }

        .mobile-menu-toggle.active .hamburger::after {
            transform: rotate(-45deg);
            top: 0;
        }

        /* Hero Section */
        .hero {
            padding: 80px 0 64px;
            background-color: #ffffff;
            border-bottom: 1px solid #e4e7ec;
        }

        .hero-content {
            max-width: 800px;
            margin: 0 auto;
            text-align: center;
        }

        .hero h1 {
            font-size: 48px;
            font-weight: 700;
            margin-bottom: 24px;
            color: #101828;
            letter-spacing: -0.02em;
        }

        .hero .subtitle {
            font-size: 20px;
            color: #475467;
            margin-bottom: 40px;
            line-height: 1.5;
        }

        .cta-button {
            background-color: #f79009;
            color: #ffffff;
            padding: 12px 28px;
            border: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.2s;
            text-decoration: none;
            display: inline-block;
        }

        .cta-button:hover {
            background-color: #dc6803;
        }

        .secondary-button {
            background-color: transparent;
            color: #344054;
            border: 1px solid #d0d5dd;
            padding: 12px 28px;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s;
            text-decoration: none;
            display: inline-block;
            margin-left: 12px;
        }

        .secondary-button:hover {
            background-color: #f9fafb;
            border-color: #98a2b3;
        }

        /* Market Stats */
        .market-stats {
            background-color: #f9fafb;
            padding: 48px 0;
            border-bottom: 1px solid #e4e7ec;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
        }

        .stat-item {
            text-align: center;
        }

        .stat-value {
            font-size: 36px;
            font-weight: 700;
            color: #101828;
            display: block;
            line-height: 1.2;
        }

        .stat-label {
            color: #475467;
            font-size: 14px;
            font-weight: 500;
            margin-top: 8px;
        }

        /* Index Preview */
        .index-preview {
            padding: 80px 0;
            background-color: #ffffff;
        }

        .section-title {
            font-size: 36px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 16px;
            color: #101828;
            letter-spacing: -0.02em;
        }

        .section-subtitle {
            font-size: 18px;
            color: #475467;
            text-align: center;
            margin-bottom: 64px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .indices-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 24px;
            margin-bottom: 64px;
        }

        .index-card {
            background-color: #ffffff;
            border: 1px solid #e4e7ec;
            border-radius: 12px;
            padding: 32px;
            transition: all 0.2s;
            cursor: pointer;
        }

        .index-card:hover {
            border-color: #f79009;
            box-shadow: 0 4px 8px rgba(16, 24, 40, 0.1);
        }

        .index-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }

        .index-icon {
            width: 40px;
            height: 40px;
            background-color: #fef7ed;
            border: 1px solid #fed7aa;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #f79009;
        }

        .index-title {
            font-size: 20px;
            font-weight: 600;
            color: #101828;
        }

        .index-description {
            color: #475467;
            margin-bottom: 24px;
            line-height: 1.5;
        }

        .index-stats {
            display: flex;
            justify-content: space-between;
            margin-bottom: 24px;
            padding: 16px;
            background-color: #f9fafb;
            border-radius: 8px;
        }

        .index-stat {
            text-align: center;
        }

        .index-stat-value {
            font-weight: 600;
            color: #101828;
            display: block;
            font-size: 18px;
        }

        .index-stat-label {
            font-size: 12px;
            color: #475467;
            font-weight: 500;
            margin-top: 4px;
        }

        .view-index {
            background-color: transparent;
            border: 1px solid #d0d5dd;
            color: #344054;
            padding: 10px 16px;
            border-radius: 6px;
            text-decoration: none;
            font-weight: 500;
            font-size: 14px;
            transition: all 0.2s;
            display: inline-block;
        }

        .view-index:hover {
            background-color: #f9fafb;
            border-color: #98a2b3;
        }

        /* Featured Comparison */
        .featured-comparison {
            background-color: #f9fafb;
            padding: 80px 0;
        }

        .comparison-table {
            background-color: #ffffff;
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid #e4e7ec;
            box-shadow: 0 1px 3px rgba(16, 24, 40, 0.1);
        }

        .table-header {
            background-color: #f9fafb;
            padding: 16px 24px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 24px;
            font-weight: 600;
            font-size: 14px;
            color: #344054;
            border-bottom: 1px solid #e4e7ec;
        }

        .table-row {
            padding: 20px 24px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 24px;
            border-bottom: 1px solid #f2f4f7;
            transition: background-color 0.2s;
            align-items: center;
        }

        .table-row:hover {
            background-color: #f9fafb;
        }

        .table-row:last-child {
            border-bottom: none;
        }

        .rank-badge {
            background-color: #f79009;
            color: #ffffff;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            font-size: 12px;
            margin-right: 12px;
        }

        .exchange-name {
            display: flex;
            align-items: center;
            font-weight: 500;
            color: #101828;
        }

        .score {
            font-weight: 600;
            color: #027a48;
            font-size: 16px;
        }

        .rating {
            background-color: #ecfdf3;
            color: #027a48;
            padding: 4px 8px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 600;
        }

        .volume {
            font-weight: 500;
            color: #344054;
        }

        .fees {
            font-weight: 500;
            color: #344054;
        }

        /* Footer */
        footer {
            background-color: #ffffff;
            border-top: 1px solid #e4e7ec;
            padding: 64px 0 32px;
        }

        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-section h3 {
            color: #101828;
            font-weight: 600;
            margin-bottom: 16px;
            font-size: 16px;
        }

        .footer-section a {
            color: #475467;
            text-decoration: none;
            display: block;
            margin-bottom: 12px;
            font-size: 14px;
            transition: color 0.2s;
        }

        .footer-section a:hover {
            color: #f79009;
        }

        .footer-bottom {
            border-top: 1px solid #e4e7ec;
            padding-top: 32px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: #475467;
            font-size: 14px;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 32px;
            }
            
            .hero .subtitle {
                font-size: 18px;
            }
            
            .table-header,
            .table-row {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            
            .header-content {
                flex-direction: column;
                gap: 16px;
            }
            
            .main-nav {
                width: 100%;
                justify-content: center;
            }
            
            .nav-list {
                flex-direction: column;
                gap: 16px;
                width: 100%;
            }
            
            .secondary-button {
                margin-left: 0;
                margin-top: 12px;
            }
            
            nav ul {
                gap: 16px;
            }
            
            .footer-bottom {
                flex-direction: column;
                gap: 16px;
            }
        }

        /* Bitcoin Market Overview Section - Enhanced Specificity */
        section.bitcoin-market-overview {
            background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%) !important;
            padding: 80px 0 !important;
            border-bottom: 1px solid #e4e7ec !important;
            position: relative !important;
            overflow: hidden !important;
        }

        section.bitcoin-market-overview::before {
            display: none !important;
        }

        .bitcoin-metrics-grid {
            display: grid !important;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)) !important;
            gap: 24px !important;
            margin-bottom: 40px !important;
        }

        .bitcoin-metric-card {
            background: #ffffff !important;
            border-radius: 16px !important;
            padding: 24px !important;
            box-shadow: 0 4px 6px rgba(16, 24, 40, 0.05) !important;
            border: 1px solid #e4e7ec !important;
            transition: all 0.3s ease !important;
            position: relative !important;
            overflow: hidden !important;
        }

        .bitcoin-metric-card::before {
            content: '' !important;
            position: absolute !important;
            top: 0 !important;
            left: 0 !important;
            right: 0 !important;
            height: 3px !important;
            background: #e4e7ec !important;
            transition: all 0.3s ease !important;
        }

        .bitcoin-metric-card:hover {
            transform: translateY(-4px) !important;
            box-shadow: 0 12px 28px rgba(16, 24, 40, 0.15) !important;
        }

        .bitcoin-metric-card:hover::before {
            background: #f59e0b !important;
        }

        .bitcoin-metric-card.primary {
            background: #ffffff !important;
            color: #1c2025 !important;
            border: 1px solid #e4e7ec !important;
            box-shadow: 0 4px 6px rgba(16, 24, 40, 0.05) !important;
        }

        .bitcoin-metric-card.primary::before {
            background: #f59e0b !important;
        }

        .bitcoin-metric-card.primary:hover {
            transform: translateY(-6px) !important;
            box-shadow: 0 16px 40px rgba(245, 158, 11, 0.25) !important;
        }

        .metric-header {
            display: flex !important;
            align-items: center !important;
            gap: 12px !important;
            margin-bottom: 16px !important;
        }

        .metric-icon {
            width: 44px !important;
            height: 44px !important;
            background: #f8fafc !important;
            border-radius: 12px !important;
            display: flex !important;
            align-items: center !important;
            justify-content: center !important;
            font-size: 22px !important;
            color: #f59e0b !important;
            transition: all 0.3s ease !important;
        }

        .bitcoin-metric-card:hover .metric-icon {
            transform: scale(1.1) !important;
        }

        .bitcoin-metric-card.primary .metric-icon {
            background: rgba(255, 255, 255, 0.2) !important;
            color: #ffffff !important;
        }

        .metric-title {
            font-size: 14px !important;
            font-weight: 600 !important;
            color: #64748b !important;
            text-transform: uppercase !important;
            letter-spacing: 0.5px !important;
        }

        .bitcoin-metric-card.primary .metric-title {
            color: #64748b !important;
        }

        .metric-value {
            font-size: 36px !important;
            font-weight: 700 !important;
            color: #1c2025 !important;
            margin-bottom: 8px !important;
            line-height: 1.1 !important;
            font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif !important;
        }

        .bitcoin-metric-card.primary .metric-value {
            color: #1c2025 !important;
            text-shadow: none !important;
        }

        .metric-change {
            font-size: 14px !important;
            font-weight: 600 !important;
            margin-bottom: 4px !important;
            display: flex !important;
            align-items: center !important;
            gap: 4px !important;
        }

        .metric-change::before {
            content: '' !important;
            width: 0 !important;
            height: 0 !important;
            border-left: 4px solid transparent !important;
            border-right: 4px solid transparent !important;
        }

        .metric-change.positive {
            color: #059669 !important;
        }

        .metric-change.positive::before {
            border-bottom: 6px solid #059669 !important;
        }

        .metric-change.negative {
            color: #dc2626 !important;
        }

        .metric-change.negative::before {
            border-top: 6px solid #dc2626 !important;
        }

        .metric-change.neutral {
            color: #64748b !important;
        }

        .metric-change.neutral::before {
            border-top: 3px solid #64748b !important;
            border-bottom: 3px solid #64748b !important;
            height: 6px !important;
            border-left: none !important;
            border-right: none !important;
        }

        .bitcoin-metric-card.primary .metric-change {
            color: #1c2025 !important;
        }

        .bitcoin-metric-card.primary .metric-change.positive::before {
            border-bottom-color: #10b981 !important;
        }

        .bitcoin-metric-card.primary .metric-change.negative::before {
            border-top-color: #ef4444 !important;
        }

        .metric-subtitle {
            font-size: 12px !important;
            color: #94a3b8 !important;
            font-weight: 500 !important;
        }

        .bitcoin-metric-card.primary .metric-subtitle {
            color: #94a3b8 !important;
        }

        .bitcoin-network-stats {
            display: flex !important;
            justify-content: center !important;
            gap: 48px !important;
            padding: 32px !important;
            background: #ffffff !important;
            border-radius: 16px !important;
            border: 1px solid #e4e7ec !important;
            box-shadow: 0 4px 6px rgba(16, 24, 40, 0.05) !important;
            position: relative !important;
        }

        .bitcoin-network-stats::before {
            display: none !important;
        }

        .network-stat {
            text-align: center !important;
            position: relative !important;
        }

        .network-stat::after {
            content: '' !important;
            position: absolute !important;
            right: -24px !important;
            top: 50% !important;
            transform: translateY(-50%) !important;
            width: 1px !important;
            height: 40px !important;
            background: #e4e7ec !important;
        }

        .network-stat:last-child::after {
            display: none !important;
        }

        .network-stat-label {
            font-size: 12px !important;
            color: #64748b !important;
            font-weight: 600 !important;
            text-transform: uppercase !important;
            letter-spacing: 0.5px !important;
            margin-bottom: 8px !important;
        }

        .network-stat-value {
            font-size: 24px !important;
            font-weight: 700 !important;
            color: #1c2025 !important;
        }

        /* Responsive Design for Bitcoin Market Overview */
        @media (max-width: 768px) {
            section.bitcoin-market-overview {
                padding: 60px 0 !important;
            }

            .bitcoin-metrics-grid {
                grid-template-columns: 1fr !important;
                gap: 16px !important;
            }

            .bitcoin-metric-card {
                padding: 20px !important;
            }

            .metric-value {
                font-size: 32px !important;
            }

            .bitcoin-network-stats {
                flex-direction: column !important;
                gap: 24px !important;
                padding: 24px !important;
            }

            .network-stat::after {
                display: none !important;
            }

            .network-stat-value {
                font-size: 20px !important;
            }
        }

        @media (max-width: 480px) {
            .bitcoin-metrics-grid {
                grid-template-columns: 1fr !important;
            }

            .bitcoin-metric-card {
                padding: 16px !important;
            }

            .metric-value {
                font-size: 28px !important;
            }

            .metric-header {
                gap: 8px !important;
            }

            .metric-icon {
                width: 36px !important;
                height: 36px !important;
                font-size: 18px !important;
            }

            .bitcoin-network-stats {
                padding: 20px !important;
            }

            .network-stat-value {
                font-size: 18px !important;
            }
        }