/* =====================================================
   Cart Page — cart.css
   ===================================================== */

/* ─── Page shell ─── */
.cart-page {
    padding: 40px 20px 80px;
    background: var(--color-background);
    min-height: 60vh;
}

.cart-page__inner {
    width: min(100%, 1200px);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 36px;
}

/* ─── Header ─── */
.cart-page__header {
    display: flex;
    align-items: baseline;
    gap: 12px;
    flex-wrap: wrap;
}

.cart-page__title {
    margin: 0;
    font-family: var(--font-heading);
    font-size: clamp(1.9rem, 3.5vw, 2.6rem);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.1;
}

.cart-page__count {
    margin: 0;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    font-weight: 500;
}

/* ─── Empty state ─── */
.cart-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
    padding: 72px 24px 80px;
}

.cart-empty__icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(27, 106, 92, 0.07);
    color: var(--color-primary);
    font-size: 1.9rem;
}

.cart-empty__title {
    margin: 0;
    font-family: var(--font-heading);
    font-size: clamp(1.4rem, 2.8vw, 1.9rem);
    font-weight: 700;
    color: var(--color-text);
}

.cart-empty__copy {
    margin: 0;
    color: var(--color-text-muted);
    line-height: 1.75;
    max-width: 420px;
}

.cart-empty__cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
    padding: 14px 32px;
    border-radius: var(--radius-pill);
    background: var(--color-primary);
    color: #ffffff;
    font-size: 0.96rem;
    font-weight: 700;
    text-decoration: none;
    transition: background-color 200ms ease, transform 200ms ease;
}

.cart-empty__cta:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
}

/* ─── Two-column layout ─── */
.cart-layout {
    display: grid;
    gap: 28px;
    grid-template-columns: 1fr;
    align-items: start;
}

@media (min-width: 1024px) {
    .cart-layout {
        grid-template-columns: 1fr 360px;
        gap: 32px;
    }
}

/* ─── Cart item list ─── */
.cart-items {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* ─── Single cart item ─── */
.cart-item {
    display: grid;
    grid-template-columns: 110px 1fr;
    gap: 20px;
    padding: 20px;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 14px rgba(24, 24, 24, 0.04);
    transition: box-shadow 220ms ease;
}

.cart-item:hover {
    box-shadow: 0 8px 24px rgba(24, 24, 24, 0.08);
}

@media (min-width: 480px) {
    .cart-item {
        grid-template-columns: 130px 1fr;
        gap: 24px;
    }
}

/* Product image */
.cart-item__image-wrap {
    aspect-ratio: 3 / 4;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(180deg, #fbf8f2 0%, #f4eee4 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
}

.cart-item__image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    display: block;
}

.cart-item__image-link {
    display: block;
}

/* Item body */
.cart-item__body {
    display: flex;
    flex-direction: column;
    gap: 14px;
    justify-content: space-between;
}

/* Meta */
.cart-item__name-link {
    text-decoration: none;
}

.cart-item__name {
    margin: 0;
    font-family: var(--font-heading);
    font-size: clamp(1rem, 2vw, 1.15rem);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.3;
    transition: color 180ms ease;
}

.cart-item__name-link:hover .cart-item__name {
    color: var(--color-primary);
}

.cart-item__size,
.cart-item__unit-price {
    margin: 4px 0 0;
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.cart-item__unit-price {
    font-weight: 500;
}

/* Controls row */
.cart-item__controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
}

/* Quantity stepper */
.cart-item__qty {
    display: inline-flex;
    align-items: center;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.cart-item__qty-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    color: var(--color-text);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 160ms ease;
    flex-shrink: 0;
}

.cart-item__qty-btn:hover {
    background: rgba(27, 106, 92, 0.07);
}

.cart-item__qty-btn:disabled {
    opacity: 0.38;
    cursor: not-allowed;
}

.cart-item__qty-value {
    min-width: 38px;
    text-align: center;
    font-size: 0.94rem;
    font-weight: 700;
    color: var(--color-text);
    border-left: 1.5px solid var(--color-border);
    border-right: 1.5px solid var(--color-border);
    line-height: 36px;
    user-select: none;
}

/* Line total */
.cart-item__line-total {
    margin: 0;
    font-size: 1rem;
    font-weight: 800;
    color: var(--color-primary);
}

/* Remove */
.cart-item__remove {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 0;
    border: none;
    background: transparent;
    color: var(--color-text-muted);
    font-size: 0.83rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: underline;
    text-decoration-color: transparent;
    transition: color 180ms ease, text-decoration-color 180ms ease;
}

.cart-item__remove:hover {
    color: var(--color-danger);
    text-decoration-color: currentColor;
}

/* Loading / updating states */
.cart-item--updating {
    opacity: 0.55;
    pointer-events: none;
    transition: opacity 200ms ease;
}

/* ─── Order Summary sidebar ─── */
.cart-summary {
    position: sticky;
    top: calc(var(--header-height) + 20px);
}

.cart-summary__inner {
    padding: 28px;
    background: var(--color-surface);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-xl);
    box-shadow: 0 4px 18px rgba(24, 24, 24, 0.05);
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.cart-summary__title {
    margin: 0;
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--color-text);
}

/* Summary lines */
.cart-summary__lines {
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.cart-summary__line {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 10px;
}

.cart-summary__line dt {
    color: var(--color-text-muted);
    font-size: 0.92rem;
    font-weight: 500;
}

.cart-summary__line dd {
    margin: 0;
    color: var(--color-text);
    font-size: 0.95rem;
    font-weight: 700;
    text-align: right;
}

.cart-summary__shipping-note {
    font-size: 0.82rem !important;
    font-weight: 500 !important;
    color: var(--color-text-muted) !important;
}

.cart-summary__free-shipping-note {
    margin: 10px 0 0;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1.4;
}

.cart-summary__shipping-note--free {
    color: #22c55e !important;
}

/* Divider + total */
.cart-summary__total {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 10px;
    padding-top: 18px;
    border-top: 1.5px solid var(--color-border-light);
}

.cart-summary__total span {
    font-size: 0.96rem;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.cart-summary__total strong {
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: -0.01em;
}

/* CTA */
.cart-summary__actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.cart-summary__checkout-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 24px;
    border-radius: var(--radius-pill);
    background: var(--color-primary);
    color: #ffffff;
    font-size: 1rem;
    font-weight: 700;
    text-decoration: none;
    transition: background-color 200ms ease, transform 200ms ease, box-shadow 200ms ease;
    box-shadow: 0 10px 24px rgba(27, 106, 92, 0.2);
}

.cart-summary__checkout-btn:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(27, 106, 92, 0.28);
}

.cart-summary__continue-link {
    display: block;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.88rem;
    font-weight: 600;
    text-decoration: none;
    transition: color 180ms ease;
}

.cart-summary__continue-link:hover {
    color: var(--color-primary);
}

.cart-summary__secure-note {
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    color: var(--color-text-muted);
    font-size: 0.78rem;
    font-weight: 500;
}

.cart-summary__secure-note i {
    color: var(--color-primary);
    font-size: 0.82rem;
}

/* ─── Responsive: tablet stack ─── */
@media (max-width: 767px) {
    .cart-page {
        padding: 28px 16px 64px;
    }

    .cart-item {
        grid-template-columns: 90px 1fr;
        gap: 14px;
        padding: 16px;
    }

    .cart-item__controls {
        gap: 12px;
    }

    .cart-summary {
        position: static;
    }

    .cart-summary__inner {
        padding: 22px 18px;
    }
}