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

        body {
            font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            background: #fafafa;
            color: #1a1a1a;
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

        .pricing-header {
            background: linear-gradient(135deg, #040669 0%, #2d3192 100%);
            color: white;
            padding: 80px 20px 60px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .pricing-header::before {
            content: '';
            position: absolute;
            bottom: -50px;
            left: -10%;
            right: -10%;
            height: 100px;
            background: #fafafa;
            border-radius: 50%;
        }

        .logo {
            width: 200px;
            height: auto;
            margin-bottom: 24px;
        }

        .page-title {
            font-size: 2.5rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: -0.02em;
        }

        .page-description {
            font-size: 1.1rem;
            opacity: 0.9;
            max-width: 600px;
            margin: 0 auto;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 80px 20px;
        }

        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
            gap: 32px;
            margin-top: 40px;
        }

        .pricing-card {
            background: white;
            border-radius: 20px;
            border: 1px solid #e5e5e5;
            padding: 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .pricing-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
        }

        .card-header {
            background: linear-gradient(135deg, #040669 0%, #2d3192 100%);
            color: white;
            padding: 32px;
            text-align: center;
        }

        .plan-name {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 8px;
        }

        .plan-description {
            opacity: 0.9;
            font-size: 0.9rem;
        }

        .card-body {
            padding: 32px;
        }

        .price-section {
            text-align: center;
            margin-bottom: 32px;
            padding-bottom: 24px;
            border-bottom: 1px solid #f0f0f0;
        }

        .current-price {
            font-size: 2.5rem;
            font-weight: 700;
            color: #040669;
            margin-bottom: 4px;
        }

        .original-price {
            font-size: 1.2rem;
            color: #666;
            text-decoration: line-through;
            margin-bottom: 8px;
        }

        .discount-badge {
            display: inline-block;
            background: #10b981;
            color: white;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }

        .features-list {
            list-style: none;
            margin-bottom: 32px;
        }

        .feature-item {
            display: flex;
            align-items: flex-start;
            padding: 12px 0;
            border-bottom: 1px solid #f8f8f8;
        }

        .feature-item:last-child {
            border-bottom: none;
        }

        .feature-icon {
            color: #10b981;
            margin-right: 12px;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .feature-text {
            flex: 1;
            font-size: 0.95rem;
        }

        .btn-submit {
            width: 100%;
            padding: 16px;
            background: #040669;
            color: white;
            border: none;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            letter-spacing: -0.01em;
        }

        .btn-submit:hover {
            background: #030557;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(4, 6, 105, 0.3);
        }

        .btn-submit:active {
            transform: translateY(0);
        }

        .btn-submit i {
            width: 18px;
            height: 18px;
        }

        /* Theme Toggle */
        .theme-toggle {
            position: fixed;
            top: 24px;
            right: 24px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: white;
            border: 1px solid #e5e5e5;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.3s ease;
            z-index: 1000;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
        }

        .theme-toggle:hover {
            transform: scale(1.05);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
        }

        .theme-toggle i {
            color: #040669;
            width: 20px;
            height: 20px;
        }

        /* Dark Mode */
        body.dark-mode {
            background: #0f0f0f;
            color: #e5e5e5;
        }

        body.dark-mode .pricing-header {
            background: linear-gradient(135deg, #0f0f0f 0%, #2d3192 100%);
        }

        body.dark-mode .pricing-header::before {
            background: #0f0f0f;
        }

        body.dark-mode .theme-toggle {
            background: #1a1a1a;
            border-color: #333;
        }

        body.dark-mode .theme-toggle i {
            color: #fbbf24;
        }

        body.dark-mode .pricing-card {
            background: #1a1a1a;
            border-color: #333;
        }

        body.dark-mode .card-header {
            background: linear-gradient(135deg, #1a1a1a 0%, #2d3192 100%);
        }

        body.dark-mode .current-price {
            color: #5b6fd8;
        }

        body.dark-mode .original-price {
            color: #999;
        }

        body.dark-mode .price-section {
            border-bottom-color: #333;
        }

        body.dark-mode .feature-item {
            border-bottom-color: #333;
        }

        body.dark-mode .feature-text {
            color: #e5e5e5;
        }

        /* Popular Plan */
        .popular-badge {
            position: absolute;
            top: 20px;
            right: 20px;
            background: #10b981;
            color: white;
            padding: 6px 16px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
            z-index: 2;
        }

        .pricing-card.popular {
            border: 2px solid #040669;
        }

        body.dark-mode .pricing-card.popular {
            border-color: #5b6fd8;
        }

        /* Responsive */
        @media (max-width: 768px) {
            .pricing-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            
            .pricing-header {
                padding: 60px 20px 40px;
            }
            
            .page-title {
                font-size: 2rem;
            }
            
            .container {
                padding: 40px 20px;
            }
        }

        @media (max-width: 480px) {
            .pricing-card {
                margin: 0 10px;
            }
            
            .page-title {
                font-size: 1.75rem;
            }
            
            .current-price {
                font-size: 2rem;
            }
        }