/* public/css/checkout.css - Updated with fixed bottom price bar */

/* Checkout Hero Section - Same as before */
.checkout-hero {
    padding: 140px 0 80px;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.checkout-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 25% 25%, rgba(0, 212, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(124, 58, 237, 0.15) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
} 

.hero-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.6;
}

/* Checkout Steps */
.checkout-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    max-width: 400px;
    margin: 0 auto;
}

.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--bg-secondary);
    border: 2px solid var(--border-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--text-muted);
    transition: var(--transition-normal);
}

.step-item.active .step-number {
    background: var(--gradient-primary);
    border-color: var(--primary-color);
    color: white;
}

.step-item.completed .step-number {
    background: #22c55e;
    border-color: #22c55e;
    color: white;
}

.step-item span {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-weight: 600;
    text-align: center;
}

.step-item.active span {
    color: var(--primary-color);
}

.step-connector {
    width: 80px;
    height: 2px;
    background: var(--border-primary);
    position: relative;
    z-index: 1;
}

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

#product-header {
  font-size: 18px;
  font-weight: 600;
  color: #60a5fa;
  margin: 0 0 8px 0;
  line-height: 1.4;
}

#product-description {
  font-size: 14px;
  color: #cbd5e1;
  margin: 0 0 24px 0;
  line-height: 1.5;
}

/* Checkout Content */
.checkout-content {
    padding: var(--section-padding);
    padding-bottom: 180px;
    /* Space for fixed price bar */
}

/* Package Info Mobile Only */
.package-info-mobile {
    display: none;
    margin-bottom: 30px;
}

.package-info-mobile .selected-package {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.package-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    text-align: center;
    padding: 20px;
}

.package-placeholder i {
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
}

.package-info {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.package-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.package-details h4 {
    color: var(--text-primary);
    margin-bottom: 8px;
    font-size: var(--font-size-lg);
}

.package-features {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}

.package-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.package-feature i {
    color: #22c55e;
    font-size: 12px;
}

.package-duration {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: var(--radius-lg);
    padding: 8px 12px;
    color: var(--primary-color);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-align: center;
    display: inline-block;
}

/* Checkout Form Container */
.checkout-form-container {
    max-width: 600px;
    margin: 0 auto !important;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-2xl);
    padding: 40px;
}

.checkout-step {
    display: none;
}

.checkout-step.active {
    display: block;
    animation: fadeInUp 0.5s ease;
}

.step-header {
    text-align: center;
    margin-bottom: 40px;
}

.step-header h3 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-primary);
    font-size: var(--font-size-2xl);
    margin-bottom: 8px;
}

.step-header h3 i {
    color: var(--primary-color);
}

.step-header p {
    color: var(--text-secondary);
    margin: 0;
}

/* Customer Form */
.customer-form {
    max-width: 100%;
}

.form-group {
    margin-bottom: 24px !important;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 8px;
}

.form-group label i {
    color: var(--primary-color);
    width: 16px;
}

.form-group input {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-lg);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    transition: var(--transition-normal);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(0, 212, 255, 0.1);
}

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

.form-help {
    color: var(--text-muted);
    font-size: var(--font-size-xs);
    margin-top: 4px;
}

.form-error {
    color: #ef4444;
    font-size: var(--font-size-xs);
    margin-top: 4px;
    display: none;
}

.form-group.error input {
    border-color: #ef4444;
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
}

.form-group.error .form-error {
    display: block;
}

/* Discount Section */
.discount-section {
    margin: 30px 0;
    padding: 20px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
}

.discount-section h4 {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    margin-bottom: 16px;
    font-size: var(--font-size-base);
}

.discount-section h4 i {
    color: var(--primary-color);
}

.discount-input-group {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.discount-input-group input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.discount-input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.discount-input-group button {
    padding: 12px 16px;
    white-space: nowrap;
    font-size: var(--font-size-sm);
}

.discount-result {
    margin-bottom: 16px;
    padding: 12px;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    display: none;
}

.discount-result.success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #22c55e;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.discount-result.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
    display: block;
}

.remove-discount {
    background: none;
    border: none;
    color: #22c55e;
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
}

.remove-discount:hover {
    background: rgba(34, 197, 94, 0.1);
}

.available-codes p {
    margin-bottom: 12px;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.code-chips {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.coupon-item {
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition-normal);
}

.coupon-item:hover {
    border-color: rgba(0, 212, 255, 0.4);
    transform: translateY(-1px);
}

.code-chip {
    width: 100%;
    padding: 8px 12px;
    background: rgba(0, 212, 255, 0.1);
    border: none;
    color: var(--primary-color);
    font-size: var(--font-size-xs);
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    display: block;
    margin: 0;
}

.coupon-description {
    padding: 6px 12px;
    background: rgba(0, 212, 255, 0.03);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    text-align: left;
    line-height: 1.3;
    border-top: 1px solid rgba(0, 212, 255, 0.1);
}

/* Responsive cho mobile */
@media (max-width: 768px) {
    .code-chips {
        grid-template-columns: 1fr;
    }
}

.coupon-item--disabled {
    opacity: 0.6;
    border-color: rgba(255, 107, 107, 0.2);
}

.coupon-item--disabled .code-chip {
    background: rgba(255, 107, 107, 0.05);
    color: #ff6b6b;
    cursor: not-allowed;
}

.coupon-item--disabled .coupon-description {
    background: rgba(255, 107, 107, 0.02);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    cursor: pointer;
    line-height: 1.5;
    color: var(--text-secondary);
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-sm);
    background: var(--bg-primary);
    position: relative;
    flex-shrink: 0;
    transition: var(--transition-normal);
}

.checkbox-label input:checked+.checkmark {
    background: var(--gradient-primary);
    border-color: var(--primary-color);
}

.checkbox-label input:checked+.checkmark::after {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
}

.checkbox-label a {
    color: var(--primary-color);
}

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

/* Payment Methods */
.payment-methods {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 40px;
}

.payment-method {
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
    cursor: pointer;
    overflow: hidden;
}

.payment-method:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.payment-method.active {
    border-color: var(--primary-color);
    background: rgba(0, 212, 255, 0.02);
}

.method-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
}

.method-radio {
    position: relative;
}

.method-radio input[type="radio"] {
    display: none;
}

.radio-checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-primary);
    border-radius: 50%;
    background: var(--bg-primary);
    position: relative;
    transition: var(--transition-normal);
}

.method-radio input:checked+.radio-checkmark {
    border-color: var(--primary-color);
    background: var(--primary-color);
}

.method-radio input:checked+.radio-checkmark::after {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: white;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.method-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-lg);
    flex-shrink: 0;
}

.method-icon:not(.binance):not(.usdt) {
    background: var(--gradient-primary);
}

.method-icon.binance {
    background: linear-gradient(135deg, #f0b90b, #fcd535);
    color: #000;
}

.method-icon.usdt {
    background: linear-gradient(135deg, #26a17b, #2dd4bf);
}

.method-info {
    flex: 1;
}

.method-info h4 {
    color: var(--text-primary);
    margin-bottom: 4px;
    font-size: var(--font-size-base);
}

.method-info p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin: 0;
}

.method-badge {
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
}

.method-badge.recommended {
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: white;
}

.method-badge.fast {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
}

.method-badge.stable {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: white;
}

/* Step Actions */
.step-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 40px;
}

.step-actions .btn {
    min-width: 160px;
}

/* Payment Instructions */
.payment-instructions {
    margin-bottom: 40px;
}

.instruction-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: 30px;
    text-align: center;
}

.qr-section {
    margin-bottom: 30px;
}

.qr-code {
    width: 200px;
    height: 200px;
    margin: 0 auto 16px;
    border: 2px dashed var(--border-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
}

.qr-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
}

.qr-placeholder i {
    font-size: 48px;
    color: var(--primary-color);
}

.qr-info h4 {
    color: var(--text-primary);
    margin-bottom: 8px;
}

.qr-info p {
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.payment-details {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 20px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding: 8px 0;
}

.detail-row:last-child {
    margin-bottom: 0;
}

.detail-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.detail-value {
    color: var(--text-primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.copy-btn {
    background: none;
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-sm);
    padding: 4px 8px;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: var(--font-size-xs);
}

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

.payment-note {
    background: rgba(251, 191, 36, 0.1);
    border: 1px solid rgba(251, 191, 36, 0.3);
    border-radius: var(--radius-lg);
    padding: 16px;
    margin-top: 20px;
}

.payment-note p {
    color: var(--text-secondary);
    margin: 0;
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.payment-note i {
    color: #f59e0b;
    margin-right: 8px;
}

/* Fixed Bottom Price Bar */
.price-bar-fixed {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-card);
    border-top: 1px solid var(--border-primary);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    z-index: 100;
    padding: 20px 0;
}

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

.selected-package-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
}

.package-icon-small {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-size-base);
    flex-shrink: 0;
}

.package-details-small h4 {
    color: var(--text-primary);
    margin-bottom: 2px;
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.package-details-small p {
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    margin: 0;
}

.price-summary-fixed {
    text-align: right;
}

.discount-info {
    margin-bottom: 4px;
}

.original-price-small {
    color: var(--text-muted);
    font-size: var(--font-size-xs);
    text-decoration: line-through;
    margin-right: 8px;
}

.discount-badge {
    background: #22c55e;
    color: white;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.final-price-large {
    color: var(--primary-color);
    font-size: var(--font-size-xl);
    font-weight: 800;
}

.security-badges-fixed {
    display: flex;
    gap: 20px;
    margin-top: 12px;
    justify-content: center;
    padding-top: 12px;
    border-top: 1px solid var(--border-primary);
}

.security-badges-fixed .badge-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
}

.security-badges-fixed .badge-item i {
    color: var(--primary-color);
    font-size: var(--font-size-sm);
}

.support-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
}

/* Responsive Design */
@media (max-width: 768px) {
    .checkout-hero {
        padding: 120px 0 60px;
    }

    .hero-title {
        font-size: var(--font-size-2xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-base);
    }

    .checkout-steps {
        max-width: 300px;
    }

    .step-connector {
        width: 60px;
    }

    .step-number {
        width: 40px;
        height: 40px;
        font-size: var(--font-size-sm);
    }

    /* Show mobile package info */
    .package-info-mobile {
        display: block;
    }

    .checkout-form-container {
        padding: 20px;
    }

    .discount-input-group {
        flex-direction: column;
    }

    .code-chips {
        justify-content: center;
    }

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

    .step-actions .btn {
        min-width: auto;
    }

    /* Mobile price bar */
    .price-bar-content {
        flex-direction: column;
        gap: 12px;
        padding: 0 16px;
    }

    .selected-package-info {
        justify-content: center;
        width: 100%;
    }

    .price-summary-fixed {
        text-align: center;
    }

    .security-badges-fixed {
        gap: 16px;
    }

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

    .support-actions {
        justify-content: center;
        flex-wrap: wrap;
    }

    .qr-code {
        width: 160px;
        height: 160px;
    }

    .qr-placeholder i {
        font-size: 36px;
    }

    .detail-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}

@media (max-width: 480px) {
    .checkout-steps {
        max-width: 250px;
    }

    .step-connector {
        width: 40px;
    }

    .step-number {
        width: 35px;
        height: 35px;
        font-size: var(--font-size-xs);
    }

    .step-item span {
        font-size: var(--font-size-xs);
    }

    .checkout-form-container {
        padding: 16px;
    }

    .price-bar-fixed {
        padding: 16px 0;
    }

    .price-bar-content {
        padding: 0 12px;
    }

    .security-badges-fixed {
        flex-direction: column;
        gap: 8px;
        align-items: center;
    }

    .support-actions {
        flex-direction: column;
        width: 100%;
    }

    .support-btn {
        flex-direction: row;
        justify-content: center;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-primary);
    border-top: 2px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }

    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

/* Print styles */
@media print {

    .checkout-hero::before,
    .price-bar-fixed {
        display: none;
    }

    .checkout-step:not(.active) {
        display: none;
    }

    .checkout-content {
        padding-bottom: 0;
    }
}