/* ===== Checkout Layout ===== */
.checkout-layout {
    max-width: 640px;
    margin: 0 auto;
    padding: 1rem 0;
}

.checkout-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

/* ===== Checkout Cards ===== */
.checkout-card {
    background: var(--bg-primary, #fff);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: var(--radius-lg, 12px);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.checkout-card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color, #e2e8f0);
    color: var(--text-primary);
}

/* ===== Order Summary ===== */
.order-summary-rows {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.order-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.95rem;
    color: var(--text-primary);
    padding: 0.35rem 0;
}

.order-row-discount {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.order-row-total {
    border-top: 2px solid var(--border-color, #e2e8f0);
    margin-top: 0.25rem;
    padding-top: 0.75rem;
    font-weight: 700;
    font-size: 1.1rem;
}

.discount-tag {
    display: inline-block;
    background: rgba(5, 150, 105, 0.1);
    color: var(--accent-secondary, #059669);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    margin-left: 0.35rem;
}

/* ===== Quantity Selector ===== */
.checkout-quantity-row {
    display: flex;
    align-items: flex-end;
    gap: 1rem;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color, #e2e8f0);
    flex-wrap: wrap;
}

.checkout-quantity-control {
    display: flex;
    align-items: center;
    gap: 0;
}

.checkout-qty-btn {
    width: 36px;
    height: 40px;
    border: 1px solid var(--border-color, #e2e8f0);
    background: var(--bg-secondary, #f8fafc);
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.checkout-qty-btn:first-child {
    border-radius: var(--radius, 8px) 0 0 var(--radius, 8px);
    border-right: none;
}

.checkout-qty-btn:last-child {
    border-radius: 0 var(--radius, 8px) var(--radius, 8px) 0;
    border-left: none;
}

.checkout-qty-btn:hover:not(:disabled) {
    background: var(--border-color, #e2e8f0);
}

.checkout-qty-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.checkout-qty-input {
    width: 64px !important;
    text-align: center;
    border-radius: 0 !important;
    -moz-appearance: textfield;
}

.checkout-qty-input::-webkit-outer-spin-button,
.checkout-qty-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.checkout-volume-hint {
    font-size: 0.8rem;
    color: var(--accent-secondary, #059669);
    font-weight: 600;
    padding-bottom: 0.35rem;
}

/* ===== Form Fields ===== */
.checkout-field-group {
    margin-bottom: 1rem;
}

.checkout-field-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
    color: var(--text-primary);
}

.checkout-field {
    width: 100%;
    height: 40px;
    padding: 0 0.75rem;
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: var(--radius, 8px);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    color: var(--text-primary);
    background: var(--bg-primary, #fff);
    outline: none;
    transition: border-color 0.2s;
    box-sizing: border-box;
}

.checkout-field:focus {
    border-color: var(--accent-primary, #2563eb);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.checkout-note {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* ===== Payment Buttons ===== */
.checkout-payment-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.payment-btn {
    flex: 1;
    min-width: 200px;
    height: 48px;
    border: none;
    border-radius: var(--radius, 8px);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: opacity 0.2s, transform 0.1s;
}

.payment-btn:hover:not(:disabled) {
    opacity: 0.9;
    transform: translateY(-1px);
}

.payment-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.payment-btn-stripe {
    background: #635BFF;
    color: #fff;
}

.payment-btn-paypal {
    background: #FFC439;
    color: #003087;
}

.payment-btn-crypto {
    background: #F7931A;
    color: #fff;
}

.payment-btn-crypto .spinner {
    border-color: rgba(255, 255, 255, 0.4);
    border-top-color: #fff;
}

/* ===== Crypto Payment Panel ===== */
.crypto-panel {
    background: var(--bg-secondary, #f8fafc);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: var(--radius, 8px);
    padding: 1.25rem;
    margin-top: 1rem;
}

.crypto-panel-title {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.crypto-coin-selector {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.crypto-coin-btn {
    flex: 1;
    padding: 0.6rem;
    border: 2px solid var(--border-color, #e2e8f0);
    border-radius: var(--radius, 8px);
    background: var(--bg-primary, #fff);
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    transition: border-color 0.2s, background 0.2s;
}

.crypto-coin-btn:hover {
    border-color: #F7931A;
}

.crypto-coin-btn.active {
    border-color: #F7931A;
    background: rgba(247, 147, 26, 0.08);
}

.crypto-amount {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    word-break: break-all;
}

.crypto-usd-equiv {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.crypto-address-box {
    background: var(--bg-primary, #fff);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: var(--radius, 8px);
    padding: 0.75rem;
    font-family: monospace;
    font-size: 0.8rem;
    word-break: break-all;
    cursor: pointer;
    transition: background 0.2s;
    margin-bottom: 0.75rem;
}

.crypto-address-box:hover {
    background: rgba(37, 99, 235, 0.04);
}

.crypto-countdown {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.crypto-countdown strong {
    color: #F7931A;
}

.crypto-note {
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.payment-btn-paypal .spinner {
    border-color: rgba(0, 48, 135, 0.3);
    border-top-color: #003087;
}

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

/* ===== Validation Error ===== */
.checkout-validation-error {
    background: #fef2f2;
    color: #dc2626;
    padding: 0.6rem 0.85rem;
    border-radius: var(--radius, 8px);
    font-size: 0.85rem;
    margin-top: 1rem;
}

/* ===== Notices ===== */
.checkout-notice {
    padding: 0.75rem 1rem;
    border-radius: var(--radius, 8px);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.checkout-notice-warn {
    background: #fffbeb;
    color: #92400e;
    border: 1px solid #fde68a;
}

.checkout-notice-error {
    background: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.checkout-notice a {
    color: inherit;
    font-weight: 600;
}

/* ===== Success Page ===== */
.checkout-success-card {
    background: var(--bg-primary, #fff);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: var(--radius-lg, 12px);
    padding: 3rem 2rem;
    text-align: center;
}

.checkout-success-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    background: rgba(5, 150, 105, 0.1);
    color: var(--accent-secondary, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
}

.checkout-success-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--text-primary);
}

.checkout-success-text {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    max-width: 440px;
    margin-left: auto;
    margin-right: auto;
}

.checkout-success-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 2rem;
    flex-wrap: wrap;
}

/* ===== License Admin: Stats ===== */
.license-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.license-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.license-stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
}

.license-stat-active {
    color: var(--accent-secondary, #059669);
}

.license-stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== License Table ===== */
.license-table-wrapper {
    overflow-x: auto;
}

.license-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.license-table th {
    text-align: left;
    padding: 0.5rem 0.6rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color, #e2e8f0);
    white-space: nowrap;
}

.license-table td {
    padding: 0.5rem 0.6rem;
    border-bottom: 1px solid var(--border-color, #e2e8f0);
    color: var(--text-primary);
}

.license-table tbody tr:hover {
    background: rgba(37, 99, 235, 0.03);
}

.license-id-cell {
    font-family: monospace;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.license-actions {
    display: flex;
    gap: 0.35rem;
    white-space: nowrap;
}

/* ===== License Status Badges ===== */
.license-status {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.license-status-active {
    background: rgba(5, 150, 105, 0.1);
    color: #059669;
}

.license-status-revoked {
    background: rgba(220, 38, 38, 0.1);
    color: #dc2626;
}

.license-status-expired {
    background: rgba(100, 116, 139, 0.1);
    color: #64748b;
}

/* ===== JWT Modal ===== */
.license-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
}

.license-modal {
    background: var(--bg-primary, #fff);
    border-radius: var(--radius-lg, 12px);
    padding: 1.5rem;
    max-width: 600px;
    width: 100%;
    box-shadow: var(--shadow-lg);
}

.license-modal h3 {
    margin-bottom: 0.5rem;
}

.license-modal p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

/* ===== Payment Status Badges ===== */
.license-status-overdue { background: rgba(220, 38, 38, 0.1); color: #dc2626; }
.license-status-expiring { background: rgba(245, 158, 11, 0.1); color: #b45309; }
.license-status-unpaid { background: rgba(234, 88, 12, 0.1); color: #c2410c; }
.license-status-nolicense { background: rgba(100, 116, 139, 0.1); color: #64748b; }

/* ===== Responsive ===== */
@media (max-width: 640px) {
    .checkout-layout {
        padding: 0.5rem;
    }

    .checkout-payment-buttons {
        flex-direction: column;
    }

    .payment-btn {
        min-width: 100%;
    }

    .license-stats {
        gap: 1rem;
    }
}