/* ============================================
   PAYMENT PAGE STYLES
   Mandataire Auto - Paiement Sécurisé
   ============================================ */

:root {
    --primary: #00D9A5;
    --primary-dark: #00B88A;
    --bg-dark: #0a0f1c;
    --bg-card: #111827;
    --bg-input: #1a2234;
    --text-primary: #ffffff;
    --text-secondary: #9ca3af;
    --border-color: #2d3748;
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --gradient: linear-gradient(135deg, #00D9A5 0%, #00B88A 100%);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
}

/* ============================================
   NAVBAR
   ============================================ */

.navbar {
    background: rgba(17, 24, 39, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    font-size: 24px;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
}

.logo-accent {
    color: var(--primary);
}

.nav-steps {
    display: flex;
    align-items: center;
    gap: 8px;
}

.step {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 20px;
    background: var(--bg-input);
    color: var(--text-secondary);
    font-size: 14px;
}

.step.active {
    background: var(--primary);
    color: var(--bg-dark);
}

.step.completed {
    background: rgba(0, 217, 165, 0.2);
    color: var(--primary);
}

.step-number {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 12px;
}

.step.active .step-number {
    background: var(--bg-dark);
    color: var(--primary);
}

.step-line {
    width: 40px;
    height: 2px;
    background: var(--border-color);
}

.step-line.completed {
    background: var(--primary);
}

.nav-secure {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    font-size: 14px;
}

/* ============================================
   PAYMENT PAGE
   ============================================ */

.payment-page {
    padding: 40px 24px;
    min-height: calc(100vh - 140px);
}

.payment-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 32px;
}

/* ============================================
   ORDER SUMMARY
   ============================================ */

.order-summary {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 24px;
    border: 1px solid var(--border-color);
    height: fit-content;
    position: sticky;
    top: 100px;
}

.summary-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

.summary-header h2 {
    font-size: 18px;
    font-weight: 600;
}

.order-number {
    background: var(--bg-input);
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 12px;
    font-family: monospace;
    color: var(--primary);
}

.vehicle-card {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: var(--bg-input);
    border-radius: 16px;
    margin-bottom: 24px;
}

.vehicle-image {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1e3a5f 0%, #0d1b2a 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
}

.vehicle-info {
    flex: 1;
}

.vehicle-brand {
    color: var(--text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.vehicle-model {
    font-size: 20px;
    font-weight: 700;
    margin: 4px 0 8px;
}

.vehicle-specs {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--text-secondary);
}

.summary-details {
    margin-bottom: 24px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 14px;
}

.detail-row span:first-child {
    color: var(--text-secondary);
}

.detail-row.total {
    border-bottom: none;
    padding-top: 16px;
    margin-top: 8px;
    border-top: 2px solid var(--border-color);
    font-size: 18px;
    font-weight: 700;
}

.detail-row.total span:last-child {
    color: var(--primary);
}

.delivery-info {
    background: var(--bg-input);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 24px;
}

.delivery-info h4 {
    font-size: 14px;
    margin-bottom: 12px;
    color: var(--text-secondary);
}

.delivery-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.delivery-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.delivery-icon {
    font-size: 20px;
}

.delivery-row div {
    display: flex;
    flex-direction: column;
}

.delivery-row strong {
    font-size: 12px;
    color: var(--text-secondary);
}

.delivery-row span:not(.delivery-icon) {
    font-size: 14px;
}

.payment-breakdown {
    background: linear-gradient(135deg, rgba(0, 217, 165, 0.1) 0%, rgba(0, 184, 138, 0.05) 100%);
    border: 1px solid rgba(0, 217, 165, 0.2);
    border-radius: 12px;
    padding: 16px;
}

.payment-breakdown h4 {
    font-size: 14px;
    margin-bottom: 16px;
}

.payment-schedule {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.schedule-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: var(--bg-card);
    border-radius: 10px;
}

.schedule-item.current {
    border: 2px solid var(--primary);
}

.schedule-badge {
    background: var(--bg-input);
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
}

.schedule-item.current .schedule-badge {
    background: var(--primary);
    color: var(--bg-dark);
}

.schedule-info {
    flex: 1;
}

.schedule-label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
}

.schedule-amount {
    font-size: 16px;
    font-weight: 700;
}

.schedule-status {
    font-size: 12px;
    padding: 4px 8px;
    border-radius: 6px;
    background: var(--primary);
    color: var(--bg-dark);
}

.schedule-status.pending {
    background: var(--bg-input);
    color: var(--text-secondary);
}

/* ============================================
   PAYMENT FORM
   ============================================ */

.payment-form-container {
    background: var(--bg-card);
    border-radius: 20px;
    padding: 32px;
    border: 1px solid var(--border-color);
}

.payment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
}

.payment-header h2 {
    font-size: 24px;
    font-weight: 700;
}

.amount-to-pay {
    text-align: right;
}

.amount-label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.amount-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
}

.payment-methods {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.method-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px;
    background: var(--bg-input);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s;
}

.method-btn:hover {
    border-color: var(--primary);
}

.method-btn.active {
    border-color: var(--primary);
    background: rgba(0, 217, 165, 0.1);
}

.method-icon {
    font-size: 24px;
}

.method-btn span:last-child {
    font-size: 12px;
}

.form-section {
    margin-bottom: 24px;
}

.form-section h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-secondary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 14px;
    transition: all 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 217, 165, 0.1);
}

.form-group input::placeholder {
    color: var(--text-secondary);
}

.card-brands {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.card-brand {
    height: 24px;
    opacity: 0.7;
    filter: grayscale(100%);
    transition: all 0.2s;
}

.card-brand:hover {
    opacity: 1;
    filter: grayscale(0%);
}

.stripe-element {
    padding: 14px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    transition: all 0.2s;
}

.stripe-element.StripeElement--focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 217, 165, 0.1);
}

.stripe-element.StripeElement--invalid {
    border-color: var(--error);
}

.error-message {
    color: var(--error);
    font-size: 12px;
    margin-top: 8px;
    min-height: 20px;
}

.terms-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 24px;
    padding: 16px;
    background: var(--bg-input);
    border-radius: 10px;
}

.terms-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--primary);
}

.terms-checkbox label {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.terms-checkbox a {
    color: var(--primary);
    text-decoration: none;
}

.terms-checkbox a:hover {
    text-decoration: underline;
}

.pay-button {
    width: 100%;
    padding: 18px 32px;
    background: var(--gradient);
    border: none;
    border-radius: 12px;
    color: var(--bg-dark);
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    transition: all 0.3s;
}

.pay-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 217, 165, 0.3);
}

.pay-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.security-badges {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.badge {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    color: var(--text-secondary);
}

/* ============================================
   TRANSFER FORM
   ============================================ */

.bank-info {
    background: var(--bg-input);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 16px;
}

.bank-row {
    display: flex;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.bank-label {
    width: 100px;
    font-size: 12px;
    color: var(--text-secondary);
}

.bank-value {
    flex: 1;
    font-family: monospace;
    font-size: 14px;
}

.bank-value.highlight {
    color: var(--primary);
    font-weight: 600;
}

.copy-btn {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 6px 10px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
}

.copy-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
}

.transfer-notice {
    display: flex;
    gap: 12px;
    padding: 16px;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: 10px;
    margin-bottom: 16px;
}

.notice-icon {
    font-size: 24px;
}

.transfer-notice p {
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.download-rib-btn {
    width: 100%;
    padding: 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.download-rib-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

/* ============================================
   INSTALLMENT FORM
   ============================================ */

.installment-schedule {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.installment-item {
    text-align: center;
    padding: 16px;
    background: var(--bg-input);
    border-radius: 12px;
    position: relative;
}

.installment-item:first-child {
    border: 2px solid var(--primary);
}

.installment-item:not(:last-child)::after {
    content: '→';
    position: absolute;
    right: -18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 16px;
}

.installment-date {
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.installment-amount {
    font-size: 16px;
    font-weight: 700;
}

.installment-total {
    display: flex;
    justify-content: space-between;
    padding: 16px;
    background: rgba(0, 217, 165, 0.1);
    border-radius: 10px;
    font-weight: 600;
    margin-bottom: 16px;
}

.installment-notice {
    font-size: 12px;
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 24px;
}

/* ============================================
   SUCCESS MODAL
   ============================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
}

.modal-content {
    background: var(--bg-card);
    border-radius: 24px;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    text-align: center;
    border: 1px solid var(--border-color);
    animation: modalSlide 0.3s ease-out;
}

@keyframes modalSlide {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    margin: 0 auto 24px;
}

.modal-icon.success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.modal-content h2 {
    font-size: 28px;
    margin-bottom: 12px;
}

.modal-content > p {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.confirmation-details {
    background: var(--bg-input);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 24px;
}

.confirmation-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 14px;
}

.confirmation-row span:first-child {
    color: var(--text-secondary);
}

.confirmation-value {
    font-family: monospace;
    color: var(--primary);
}

.next-steps {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 24px;
}

.modal-actions {
    display: flex;
    gap: 12px;
}

.modal-btn {
    flex: 1;
    padding: 14px 24px;
    border-radius: 10px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    transition: all 0.2s;
}

.modal-btn.primary {
    background: var(--gradient);
    color: var(--bg-dark);
}

.modal-btn.secondary {
    background: var(--bg-input);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.modal-btn:hover {
    transform: translateY(-2px);
}

/* ============================================
   FOOTER
   ============================================ */

.payment-footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 24px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-secure {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--text-secondary);
    font-size: 14px;
}

.stripe-logo {
    height: 24px;
    filter: brightness(0) invert(1);
    opacity: 0.7;
}

.footer-content p {
    font-size: 12px;
    color: var(--text-secondary);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 1024px) {
    .payment-container {
        grid-template-columns: 1fr;
    }

    .order-summary {
        position: static;
    }

    .nav-steps {
        display: none;
    }
}

@media (max-width: 768px) {
    .payment-methods {
        grid-template-columns: 1fr;
    }

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

    .installment-schedule {
        grid-template-columns: repeat(2, 1fr);
    }

    .installment-item:not(:last-child)::after {
        display: none;
    }

    .modal-actions {
        flex-direction: column;
    }
}