/**
 * Kalano Payment Gateway - Frontend Styles
 */

/* Reset and Base Styles */
.kalano-payment-form * {
    box-sizing: border-box;
}

.kalano-payment-form {
    max-width: 600px;
    margin: 20px auto;
    padding: 30px;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: var(--kalano-border-radius, 12px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    direction: rtl;
    text-align: right;
}

/* Form Groups */
.kalano-form-group {
    margin-bottom: 24px;
}

.kalano-form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #374151;
    font-size: 14px;
}

.kalano-form-group input,
.kalano-form-group select,
.kalano-form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e5e7eb;
    border-radius: var(--kalano-border-radius, 8px);
    font-size: 16px;
    transition: all 0.3s ease;
    background: #ffffff;
    color: #1f2937;
    font-family: inherit;
}

.kalano-form-group input:focus,
.kalano-form-group select:focus,
.kalano-form-group textarea:focus {
    outline: none;
    border-color: var(--kalano-primary, #2563eb);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    transform: translateY(-1px);
}

.kalano-form-group input:invalid {
    border-color: var(--kalano-error, #dc2626);
}

/* Field Errors */
.kalano-field-error {
    display: block;
    margin-top: 6px;
    color: var(--kalano-error, #dc2626);
    font-size: 13px;
    font-weight: 500;
    opacity: 0;
    transform: translateY(-5px);
    transition: all 0.3s ease;
}

.kalano-field-error:not(:empty) {
    opacity: 1;
    transform: translateY(0);
}

/* Buttons */
.kalano-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 24px;
    background: var(--kalano-primary, #2563eb);
    color: white;
    border: none;
    border-radius: var(--kalano-border-radius, 8px);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    position: relative;
    overflow: hidden;
    min-height: 48px;
    font-family: inherit;
}

.kalano-btn:hover:not(:disabled) {
    background: var(--kalano-primary-dark, #1d4ed8);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

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

.kalano-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.kalano-btn-secondary {
    background: var(--kalano-secondary, #6b7280);
    color: white;
}

.kalano-btn-secondary:hover:not(:disabled) {
    background: var(--kalano-secondary-dark, #4b5563);
}

.kalano-btn-text {
    display: flex;
    align-items: center;
    gap: 8px;
}

.kalano-btn-loading {
    display: none;
    align-items: center;
    gap: 8px;
}

/* Loading Spinner */
.kalano-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: kalano-spin 1s linear infinite;
}

@keyframes kalano-spin {
    to { transform: rotate(360deg); }
}

/* Steps */
.kalano-step {
    display: none;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.kalano-step.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.kalano-step-header {
    text-align: center;
    margin-bottom: 32px;
}

.kalano-step-title {
    font-size: 24px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 8px;
}

.kalano-step-subtitle {
    font-size: 16px;
    color: var(--kalano-secondary, #6b7280);
    line-height: 1.5;
}

/* Balance Card */
.kalano-balance-card {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border: 2px solid #e2e8f0;
    border-radius: var(--kalano-border-radius, 12px);
    padding: 24px;
    text-align: center;
    margin: 20px 0;
}

.kalano-balance-label {
    font-size: 14px;
    color: var(--kalano-secondary, #6b7280);
    margin-bottom: 8px;
}

.kalano-balance-amount {
    font-size: 28px;
    font-weight: 800;
    color: var(--kalano-primary, #2563eb);
    margin-bottom: 4px;
}

.kalano-balance-currency {
    font-size: 16px;
    color: var(--kalano-secondary, #6b7280);
}

/* Messages */
.kalano-message {
    padding: 16px 20px;
    border-radius: var(--kalano-border-radius, 8px);
    margin-bottom: 20px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.kalano-message:not(:empty) {
    opacity: 1;
    transform: translateY(0);
}

.kalano-message-success {
    background: #ecfdf5;
    color: #065f46;
    border: 2px solid #a7f3d0;
}

.kalano-message-error {
    background: #fef2f2;
    color: #991b1b;
    border: 2px solid #fca5a5;
}

.kalano-message-info {
    background: #eff6ff;
    color: #1e40af;
    border: 2px solid #93c5fd;
}

/* OTP Actions */
.kalano-otp-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 20px;
}

/* Progress Indicator */
.kalano-progress {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    position: relative;
}

.kalano-progress::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: #e5e7eb;
    z-index: 0;
}

.kalano-progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 1;
}

.kalano-progress-circle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #e5e7eb;
    border: 3px solid white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: #6b7280;
    margin-bottom: 8px;
    transition: all 0.3s ease;
}

.kalano-progress-step.active .kalano-progress-circle {
    background: var(--kalano-primary, #2563eb);
    color: white;
}

.kalano-progress-step.completed .kalano-progress-circle {
    background: var(--kalano-success, #059669);
    color: white;
}

.kalano-progress-label {
    font-size: 12px;
    color: #6b7280;
    text-align: center;
    font-weight: 500;
}

/* Payment Icons */
.kalano-payment-icons {
    text-align: center;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #e5e7eb;
}

.kalano-payment-badges {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.kalano-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: #f8fafc;
    border-radius: 20px;
    font-size: 13px;
    color: #4b5563;
    font-weight: 500;
}

.kalano-badge-icon {
    font-size: 16px;
}

/* Success Step */
.kalano-step-success {
    text-align: center;
}

.kalano-success-icon {
    width: 80px;
    height: 80px;
    background: var(--kalano-success, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    animation: kalano-success-pulse 2s infinite;
}

.kalano-success-icon::before {
    content: '✓';
    font-size: 40px;
    color: white;
    font-weight: bold;
}

@keyframes kalano-success-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.kalano-reference-number {
    background: #f8fafc;
    padding: 16px;
    border-radius: var(--kalano-border-radius, 8px);
    margin: 20px 0;
    text-align: center;
}

.kalano-reference-label {
    font-size: 14px;
    color: var(--kalano-secondary, #6b7280);
    margin-bottom: 8px;
}

.kalano-reference-value {
    font-size: 18px;
    font-weight: 700;
    color: #1f2937;
    font-family: 'Courier New', monospace;
}

/* Responsive Design */
@media (max-width: 768px) {
    .kalano-payment-form {
        margin: 10px;
        padding: 20px 15px;
        border-radius: var(--kalano-border-radius, 8px);
    }
    
    .kalano-step-title {
        font-size: 20px;
    }
    
    .kalano-balance-amount {
        font-size: 24px;
    }
    
    .kalano-otp-actions {
        flex-direction: column;
    }
    
    .kalano-progress {
        margin-bottom: 30px;
    }
    
    .kalano-progress-circle {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }
    
    .kalano-payment-badges {
        gap: 10px;
    }
    
    .kalano-badge {
        font-size: 12px;
        padding: 6px 10px;
    }
    
    /* Prevent zoom on iOS */
    .kalano-form-group input,
    .kalano-form-group select,
    .kalano-form-group textarea {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .kalano-payment-form {
        margin: 5px;
        padding: 15px;
    }
    
    .kalano-form-group {
        margin-bottom: 18px;
    }
    
    .kalano-btn {
        padding: 12px 20px;
        font-size: 15px;
    }
    
    .kalano-payment-badges {
        flex-direction: column;
        align-items: center;
    }
}

/* Print Styles */
@media print {
    .kalano-payment-form {
        box-shadow: none;
        border: 2px solid #000;
    }
    
    .kalano-btn,
    .kalano-otp-actions {
        display: none;
    }
    
    .kalano-message {
        border: 2px solid #000;
        background: white !important;
        color: #000 !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .kalano-payment-form {
        border: 3px solid #000;
    }
    
    .kalano-form-group input,
    .kalano-form-group select,
    .kalano-form-group textarea {
        border: 2px solid #000;
    }
    
    .kalano-btn {
        border: 2px solid #000;
        font-weight: bold;
    }
    
    .kalano-message {
        border: 3px solid #000;
        font-weight: bold;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .kalano-step,
    .kalano-btn,
    .kalano-spinner,
    .kalano-message,
    .kalano-field-error,
    .kalano-progress-circle {
        transition: none !important;
        animation: none !important;
    }
    
    .kalano-success-icon {
        animation: none !important;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    .kalano-payment-form {
        background: #1f2937;
        border-color: #374151;
        color: #f9fafb;
    }
    
    .kalano-step-title {
        color: #f9fafb;
    }
    
    .kalano-form-group label {
        color: #d1d5db;
    }
    
    .kalano-form-group input,
    .kalano-form-group select,
    .kalano-form-group textarea {
        background: #374151;
        border-color: #4b5563;
        color: #f9fafb;
    }
    
    .kalano-balance-card {
        background: linear-gradient(135deg, #374151 0%, #4b5563 100%);
        border-color: #4b5563;
    }
    
    .kalano-reference-number {
        background: #374151;
    }
    
    .kalano-reference-value {
        color: #f9fafb;
    }
    
    .kalano-badge {
        background: #374151;
        color: #d1d5db;
    }
}