/* Checkout page */

.checkout-page {
    padding-top: calc(var(--nav-height) + var(--space-xl));
    min-height: 0;
    padding-bottom: var(--space-3xl);
}

.checkout-loading {
    text-align: center;
    color: var(--color-text-muted);
    padding: var(--space-xl) 0;
}

/* Two-column layout */
.checkout-layout {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: var(--space-2xl);
    align-items: start;
}

/* Left column: upsell + form fields */
.checkout-main {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

/* Right column: sticky cart sidebar */
.checkout-sidebar {
    position: sticky;
    top: calc(var(--nav-height) + var(--space-xl));
}

.cart-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-lg);
}

.cart-title {
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
}

/* Cart items */
.cart-item {
    display: flex;
    gap: var(--space-md);
    align-items: center;
    padding: var(--space-sm) 0;
}

.cart-item + .cart-item {
    border-top: 1px solid var(--color-border);
}

.cart-thumb {
    width: 64px;
    height: 64px;
    flex-shrink: 0;
    background-size: cover;
    background-position: center;
    border-radius: 9px;
    border: 2px solid var(--color-border);
}

.cart-item-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.cart-remove {
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--color-brown-300);
    cursor: pointer;
    padding: 0 var(--space-xs);
    line-height: 1;
}

.cart-remove:hover {
    color: var(--color-error);
}

.cart-empty {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    padding: var(--space-sm) 0;
}

.cart-item-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-brown-700);
}

.cart-item-pet {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* Upsell section */
.checkout-upsell {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-sm);
}

.upsell-title {
    font-size: 1.25rem;
    margin-bottom: var(--space-xs);
}

.upsell-subtitle {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-bottom: var(--space-lg);
}

.upsell-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.upsell-card {
    border: 2px solid var(--color-border);
    border-radius: 9px;
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.upsell-card:hover {
    border-color: var(--color-brown-200);
    box-shadow: var(--shadow-md);
}

.upsell-img {
    width: 100%;
    aspect-ratio: 1;
    margin: var(--space-xs);
    width: calc(100% - 2 * var(--space-xs));
    background-size: cover;
    background-position: center;
}

.upsell-card-info {
    padding: var(--space-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.upsell-card-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-brown-600);
}

.upsell-all {
    width: 100%;
}

.upsell-complete {
    color: var(--color-success);
    font-weight: 600;
    text-align: center;
    padding: var(--space-sm) 0;
}

/* Pricing */
.checkout-pricing {
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md) 0;
    margin-bottom: var(--space-lg);
}

.price-summary {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.price-line {
    display: flex;
    justify-content: space-between;
    padding: var(--space-xs) 0;
    font-size: 0.95rem;
    color: var(--color-text-muted);
}

.price-each {
    font-size: 0.8rem;
    color: var(--color-brown-300);
}

.price-discount {
    color: var(--color-success);
}

.price-total {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-text);
    border-top: 1px solid var(--color-border);
    margin-top: var(--space-xs);
    padding-top: var(--space-sm);
}

/* Coupon */
.checkout-coupon {
    margin-bottom: var(--space-lg);
}

.checkout-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-brown-600);
    margin-bottom: var(--space-xs);
}

.coupon-row {
    display: flex;
    gap: var(--space-sm);
}

.checkout-input {
    flex: 1;
    padding: 0.65rem var(--space-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-family: var(--font-sans);
}

.checkout-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.checkout-input-full {
    width: 100%;
}

.coupon-message {
    font-size: 0.8rem;
    margin-top: var(--space-xs);
}

.coupon-success {
    color: var(--color-success);
}

.coupon-error {
    color: var(--color-error);
}

/* Checkout hint */
.checkout-hint {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

/* ── Stepped Checkout ── */
.checkout-steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.checkout-steps .step {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

/* Step header */
.checkout-steps .step-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-xl);
}

.checkout-steps .step-number {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    flex-shrink: 0;
    background: var(--color-border);
    color: var(--color-text-muted);
    transition: background 0.2s, color 0.2s;
    position: static;
    transform: none;
}

.checkout-steps .step-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-muted);
    flex: 1;
    transition: color 0.2s;
}

.checkout-steps .step-summary {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    display: none;
}

.checkout-steps .step-edit {
    font-size: 0.85rem;
    color: var(--color-primary);
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 600;
    display: none;
    padding: 0;
}

.checkout-steps .step-edit:hover {
    text-decoration: underline;
}

/* Step body */
.checkout-steps .step-body {
    padding: 0 var(--space-xl) var(--space-xl);
    display: none;
}

.checkout-steps .step-continue {
    margin-top: var(--space-lg);
    width: 100%;
}

.checkout-steps .step-error {
    font-size: 0.85rem;
    color: var(--color-error);
    margin-top: var(--space-sm);
    display: none;
}

/* Active step */
.checkout-steps .step-active .step-number {
    background: var(--color-primary);
    color: white;
}

.checkout-steps .step-active .step-title {
    color: var(--color-text);
}

.checkout-steps .step-active .step-body {
    display: block;
}

/* Completed step */
.checkout-steps .step-completed .step-number {
    background: var(--color-success);
    color: white;
}

.checkout-steps .step-completed .step-title {
    color: var(--color-text);
}

.checkout-steps .step-completed .step-summary {
    display: block;
}

.checkout-steps .step-completed .step-edit {
    display: inline;
}

/* Upcoming step (default styling is already gray/muted) */

/* Shipping form fields inside step */
.checkout-steps .step-body .checkout-input {
    margin-bottom: var(--space-sm);
}

.shipping-row {
    display: flex;
    gap: var(--space-sm);
}

.shipping-row .checkout-input {
    flex: 1;
}

.shipping-state {
    max-width: 70px;
}

.shipping-zip {
    max-width: 100px;
}

/* Shipping method options */
.shipping-method-options {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.shipping-method-option {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: border-color 0.2s;
}

.shipping-method-option:hover {
    border-color: var(--color-brown-200);
}

.shipping-method-option.selected {
    border-color: var(--color-primary);
    background: #faf6f3;
}

.shipping-method-option input[type="radio"] {
    accent-color: var(--color-primary);
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.shipping-method-label {
    flex: 1;
}

.shipping-method-label strong {
    display: block;
    font-size: 0.95rem;
    color: var(--color-text);
}

.shipping-method-label span {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.shipping-method-price {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--color-text);
    flex-shrink: 0;
}

/* Card element */
.card-element {
    padding: 0.75rem var(--space-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    background: white;
}

.card-errors {
    font-size: 0.8rem;
    color: var(--color-error);
    margin-top: var(--space-xs);
}

/* Submit */
.checkout-submit {
    width: 100%;
    margin-top: var(--space-sm);
}

.checkout-error {
    margin-top: var(--space-md);
    padding: var(--space-md);
    background: #fef2f2;
    color: var(--color-error);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    text-align: center;
}

/* Success */
.checkout-success-content {
    text-align: center;
    padding: var(--space-xl) 0;
}

.checkout-success-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    background: var(--color-success);
    color: white;
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-md);
}

.checkout-success-content h2 {
    margin-bottom: var(--space-sm);
}

.checkout-success-content p {
    color: var(--color-text-muted);
}

/* Responsive */
@media (max-width: 768px) {
    .checkout-layout {
        grid-template-columns: 1fr;
    }

    .checkout-sidebar {
        position: static;
        order: -1;
    }

    .cart-card {
        padding: var(--space-lg);
    }

    .upsell-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }
}