/* Checkout Page Specific Styles */

.back-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--foreground);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.back-link:hover {
    color: var(--tridea-teal);
}

.checkout-section {
    padding: 3rem 0;
    min-height: 80vh;
}

.checkout-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

/* Order Summary Card */
.order-summary-card {
    background: var(--card);
    border-radius: calc(var(--radius) * 1.5);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    height: fit-content;
    position: sticky;
    top: 6rem;
}

.card-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border);
}

.order-items {
    margin-bottom: 1.5rem;
}

.order-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.order-item:last-child {
    border-bottom: none;
}

.order-item-image {
    width: 80px;
    height: 80px;
    border-radius: var(--radius);
    flex-shrink: 0;
}

.order-item-details {
    flex: 1;
}

.order-item-name {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.order-item-specs {
    font-size: 0.85rem;
    color: var(--muted-foreground);
    margin-bottom: 0.25rem;
}

.order-item-price {
    font-weight: 700;
    color: var(--tridea-teal);
    margin-top: 0.5rem;
}

.order-totals {
    padding-top: 1rem;
    border-top: 2px solid var(--border);
}

.total-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.total-row.final {
    font-size: 1.5rem;
    font-weight: 700;
    padding-top: 1rem;
    border-top: 2px solid var(--border);
    margin-top: 1rem;
}

/* Shipping Card */
.shipping-card {
    background: var(--card);
    border-radius: calc(var(--radius) * 1.5);
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

.shipping-form {
    margin-top: 1.5rem;
}

.shipping-form textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: all 0.2s;
    font-family: var(--font-sans);
    resize: vertical;
}

.shipping-form textarea:focus {
    outline: none;
    border-color: var(--tridea-teal);
    box-shadow: 0 0 0 3px rgba(66, 120, 180, 0.1);
}

/* Payment Card */
.payment-card {
    background: var(--card);
    border-radius: calc(var(--radius) * 1.5);
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

.payment-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.payment-tab {
    flex: 1;
    padding: 1rem;
    background: var(--secondary);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
}

.payment-tab:hover {
    border-color: var(--tridea-teal);
}

.payment-tab.active {
    background: var(--tridea-teal);
    border-color: var(--tridea-teal);
    color: white;
}

.payment-method-content {
    display: none;
}

.payment-method-content.active {
    display: block;
}

/* PromptPay Styles */
.promptpay-container {
    text-align: center;
}

.payment-instruction {
    color: var(--muted-foreground);
    margin-bottom: 1.5rem;
}

.qr-code-container {
    background: var(--secondary);
    border-radius: var(--radius);
    padding: 2rem;
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 300px;
}

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

.payment-details {
    background: var(--gradient-subtle);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

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

.amount {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--tridea-teal);
}

.generate-qr-btn {
    width: 100%;
    padding: 1rem;
    background: var(--tridea-orange);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    margin-bottom: 1rem;
}

.generate-qr-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Card Form Styles */
.card-form {
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: all 0.2s;
    font-family: var(--font-sans);
}

.form-group input:focus {
    outline: none;
    border-color: var(--tridea-teal);
    box-shadow: 0 0 0 3px rgba(66, 120, 180, 0.1);
}

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

/* Place Order Button */
.place-order-btn {
    width: 100%;
    padding: 1.25rem;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    transition: all 0.3s;
    box-shadow: var(--shadow-md);
}

.place-order-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

/* Processing Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    padding: 3rem;
    border-radius: calc(var(--radius) * 2);
    text-align: center;
    max-width: 400px;
    box-shadow: var(--shadow-2xl);
}

/* Responsive Design */
@media (max-width: 968px) {
    .checkout-grid {
        grid-template-columns: 1fr;
    }

    .order-summary-card {
        position: relative;
        top: 0;
        order: 2;
    }

    .payment-card {
        order: 1;
    }
}

@media (max-width: 640px) {
    .payment-tabs {
        flex-direction: column;
    }

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

    .section-title {
        font-size: 2.5rem;
    }
}