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

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            background: #f5f5f5;
            min-height: 100vh;
        }

        /* Header Styles */
        .top-bar {
            background: #0070C0;
            color: white;
            padding: 10px 0;
            font-size: 14px;
        }

        .top-bar-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .contact-info {
            display: flex;
            gap: 20px;
        }

        header {
            background: white;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .header-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 15px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            height: 60px;
        }

        .company-info {
            text-align: right;
        }

        .company-name {
            font-size: 24px;
            font-weight: 700;
            color: #0070C0;
        }

        .company-address {
            font-size: 13px;
            color: #666;
            margin-top: 5px;
        }

        /* Main Content */
        .main-content {
            max-width: 1200px;
            margin: 40px auto;
            padding: 0 20px;
        }

        .page-title {
            text-align: center;
            margin-bottom: 30px;
        }

        .page-title h1 {
            font-size: 36px;
            color: #0070C0;
            margin-bottom: 10px;
        }

        .page-title p {
            color: #666;
            font-size: 16px;
        }

        .container {
            background: white;
            border-radius: 15px;
            padding: 40px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        }

        .checkout-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            margin-bottom: 30px;
        }

        .section {
            padding-right: 20px;
        }

        .section.payment {
            border-left: 2px solid #e5e7eb;
            padding-left: 40px;
            padding-right: 0;
        }

        h2 {
            font-size: 24px;
            color: #0070C0;
            margin-bottom: 10px;
        }

        .subtitle {
            color: #666;
            margin-bottom: 25px;
        }

        .currency-selector {
            display: flex;
            gap: 10px;
            margin-bottom: 25px;
        }

        .currency-btn {
            flex: 1;
            padding: 12px;
            border: 2px solid #e5e7eb;
            background: white;
            border-radius: 8px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            transition: all 0.3s;
            color: #0070C0;
        }

        .currency-btn:hover {
            border-color: #0070C0;
        }

        .currency-btn.active {
            background: #0070C0;
            color: white;
            border-color: #0070C0;
        }

        .product-item {
            background: #f8fafc;
            padding: 20px;
            border-radius: 10px;
            margin-bottom: 15px;
            border-left: 4px solid #0070C0;
        }

        .product-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
        }

        .product-name {
            font-weight: 600;
            font-size: 18px;
            color: #0070C0;
        }

        .product-price {
            font-weight: 700;
            color: #059669;
            font-size: 20px;
        }

        .product-desc {
            font-size: 14px;
            color: #666;
            margin-bottom: 8px;
        }

        .product-category {
            display: inline-block;
            background: #dbeafe;
            color: #0070C0;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
        }

        .summary-row {
            display: flex;
            justify-content: space-between;
            padding: 12px 0;
            font-size: 16px;
        }

        .summary-row.total {
            border-top: 2px solid #0070C0;
            margin-top: 10px;
            padding-top: 20px;
            font-size: 24px;
            font-weight: 700;
            color: #0070C0;
        }

        .form-group {
            margin-bottom: 20px;
        }

        label {
            display: block;
            font-weight: 600;
            color: #0070C0;
            margin-bottom: 8px;
            font-size: 14px;
        }

        input, textarea {
            width: 100%;
            padding: 12px;
            border: 2px solid #e5e7eb;
            border-radius: 8px;
            font-size: 15px;
            transition: border-color 0.3s;
            font-family: inherit;
        }

        input:focus, textarea:focus {
            outline: none;
            border-color: #0070C0;
        }

        .card-row {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 15px;
        }

        .card-logos {
            display: flex;
            gap: 10px;
            margin-top: 8px;
        }

        .card-logo {
            width: 50px;
            height: 32px;
            background: #f8fafc;
            border: 1px solid #e5e7eb;
            border-radius: 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 11px;
            font-weight: 700;
            color: #0070C0;
        }

        .pay-btn {
            width: 100%;
            padding: 16px;
            background: #0070C0;
            color: white;
            border: none;
            border-radius: 8px;
            font-size: 18px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s;
            margin-top: 10px;
        }

        .pay-btn:hover {
            background: #1e40af;
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(30, 58, 138, 0.3);
        }

        .info-box {
            background: #f8fafc;
            border-left: 4px solid #0070C0;
            padding: 15px;
            margin: 20px 0;
            border-radius: 5px;
            font-size: 14px;
            line-height: 1.6;
        }

        .info-box.warning {
            border-left-color: #f59e0b;
            background: #fffbeb;
        }

        .info-box strong {
            display: block;
            margin-bottom: 8px;
            color: #0070C0;
        }

        .legal-section {
            margin-top: 40px;
            padding-top: 30px;
            border-top: 2px solid #e5e7eb;
        }

        .legal-box {
            background: #f8fafc;
            padding: 20px;
            border-radius: 10px;
            margin-bottom: 20px;
        }

        .legal-box h3 {
            font-size: 16px;
            color: #0070C0;
            margin-bottom: 12px;
        }

        .legal-box p {
            font-size: 14px;
            line-height: 1.6;
            color: #444;
            margin-bottom: 10px;
        }

        .legal-box a {
            color: #0070C0;
            text-decoration: none;
        }

        .legal-box a:hover {
            text-decoration: underline;
        }

        .security-badges {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 15px;
            margin-top: 20px;
            padding: 15px;
            background: #f8fafc;
            border-radius: 8px;
        }

        .badge {
            display: flex;
            align-items: center;
            gap: 5px;
            font-size: 13px;
            color: #666;
        }

        .training-period {
            background: #dbeafe;
            padding: 12px;
            border-radius: 8px;
            margin-top: 15px;
            font-size: 14px;
            color: #0070C0;
        }

        /* Footer Styles */
        footer {
            background: #0070C0;
            color: white;
            padding: 40px 0 20px;
            margin-top: 60px;
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            margin-bottom: 30px;
        }

        .footer-section h3 {
            font-size: 18px;
            margin-bottom: 15px;
            color: white;
        }

        .footer-section p, .footer-section ul {
            font-size: 14px;
            line-height: 1.8;
        }

        .footer-section ul {
            list-style: none;
        }

        .footer-section ul li {
            margin-bottom: 8px;
        }

        .footer-section a {
            color: #dbeafe;
            text-decoration: none;
            transition: color 0.3s;
        }

        .footer-section a:hover {
            color: white;
        }

        .social-links {
            display: flex;
            gap: 15px;
            margin-top: 15px;
        }

        .social-link {
            width: 35px;
            height: 35px;
            background: rgba(255,255,255,0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background 0.3s;
        }

        .social-link:hover {
            background: rgba(255,255,255,0.2);
        }

        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 14px;
        }

        @media (max-width: 968px) {
            .checkout-grid {
                grid-template-columns: 1fr;
            }

            .section.payment {
                border-left: none;
                border-top: 2px solid #e5e7eb;
                padding-left: 0;
                padding-top: 40px;
            }

            .footer-content {
                grid-template-columns: 1fr;
                gap: 30px;
            }

            .header-content {
                flex-direction: column;
                text-align: center;
            }

            .company-info {
                text-align: center;
                margin-top: 10px;
            }
        }