/* OnePay Demo - Global Styles */

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

:root {
    --primary-color: #0066cc;
    --primary-hover: #0052a3;
    --success-color: #28a745;
    --error-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-bg: #f8f9fa;
    --border-color: #dee2e6;
    --text-color: #333;
    --text-light: #666;
    --border-radius: 8px;
    --box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--light-bg);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
header {
    text-align: center;
    margin-bottom: 5px;
    padding: 30px 0;
}

header h1 {
    font-size: 28px;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.subtitle {
    color: var(--text-light);
    font-size: 14px;
}

/* Cards */
.card {
    background: white;
    border-radius: var(--border-radius);
    padding: 30px;
    margin-bottom: 20px;
    box-shadow: var(--box-shadow);
    border: 1px solid var(--border-color);
}

.card h2 {
    font-size: 20px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.card h3 {
    font-size: 16px;
    margin-bottom: 15px;
    color: var(--text-color);
}

/* Alerts */
.alert {
    padding: 15px 20px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    border-left: 4px solid;
}

.alert strong {
    display: block;
    font-size: 16px;
    margin-bottom: 5px;
}

.alert p {
    margin: 5px 0 0 0;
}

.alert-success {
    background-color: #d4edda;
    border-color: var(--success-color);
    color: #155724;
}

.alert-error {
    background-color: #f8d7da;
    border-color: var(--error-color);
    color: #721c24;
}

.alert-warning {
    background-color: #fff3cd;
    border-color: var(--warning-color);
    color: #856404;
}

.alert-info {
    background-color: #d1ecf1;
    border-color: var(--info-color);
    color: #0c5460;
}

/* Forms */
.payment-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 0;
    display: flex;
    flex-direction: column;
}

.payment-form .form-group:nth-child(3),
.payment-form .form-group:nth-child(4),
.payment-form .form-group:nth-child(5) {
    grid-column: span 1;
}

.payment-form button {
    grid-column: span 2;
    margin-top: 10px;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-color);
}

.form-group input,
.form-group select {
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.form-group small {
    font-size: 12px;
    color: var(--text-light);
    margin-top: 5px;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 4px 12px rgba(0, 102, 204, 0.3);
}

.btn-secondary {
    background-color: #6c757d;
    color: white;
}

.btn-secondary:hover {
    background-color: #5a6268;
}

/* Tables */
.test-cards {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

.test-cards thead {
    background-color: var(--light-bg);
}

.test-cards th,
.test-cards td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.test-cards th {
    font-weight: 600;
    color: var(--text-color);
}

.test-cards code {
    background-color: #f5f5f5;
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
}

.details-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 15px;
}

.details-table th,
.details-table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.details-table th {
    background-color: var(--light-bg);
    font-weight: 600;
    width: 30%;
}

.details-table code {
    background-color: #f5f5f5;
    padding: 4px 8px;
    border-radius: 3px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
}

/* Info Sections */
.info-section {
    background-color: var(--light-bg);
    padding: 15px;
    border-radius: var(--border-radius);
    margin-top: 20px;
    border: 1px solid var(--border-color);
}

.info-section h3 {
    margin-bottom: 10px;
}

.info-section ul {
    list-style: none;
    padding-left: 0;
}

.info-section li {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.info-section li:last-child {
    border-bottom: none;
}

/* Payment Details */
.payment-details {
    background-color: var(--light-bg);
    padding: 20px;
    border-radius: var(--border-radius);
    margin: 20px 0;
    border: 1px solid var(--border-color);
}

.payment-details ul {
    list-style: none;
    padding-left: 0;
}

.payment-details li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.payment-details li:last-child {
    border-bottom: none;
}

/* Response Status */
.response-status {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 3px;
    font-size: 12px;
    font-weight: 600;
    margin-left: 10px;
}

.response-status.success {
    background-color: #d4edda;
    color: #155724;
}

.response-status.error {
    background-color: #f8d7da;
    color: #721c24;
}

/* Code Blocks */
pre {
    background-color: #2d2d2d;
    color: #f8f8f2;
    padding: 15px;
    border-radius: var(--border-radius);
    overflow-x: auto;
    margin-top: 15px;
    font-family: 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.4;
}

code {
    font-family: 'Courier New', monospace;
}

/* Footer */
footer {
    text-align: center;
    margin-top: 40px;
    padding: 30px 0;
    border-top: 1px solid var(--border-color);
    color: var(--text-light);
    font-size: 13px;
}

footer p {
    margin: 5px 0;
}

/* Responsive */
@media (max-width: 600px) {
    .container {
        padding: 10px;
    }

    .card {
        padding: 20px;
    }

    header h1 {
        font-size: 24px;
    }

    .payment-form {
        grid-template-columns: 1fr;
    }

    .payment-form button {
        grid-column: span 1;
    }

    .test-cards,
    .details-table {
        font-size: 13px;
    }

    .test-cards th,
    .test-cards td,
    .details-table th,
    .details-table td {
        padding: 8px;
    }

    .btn {
        width: 100%;
    }
}