.cart-page {
    padding: 100px 0 60px;
    min-height: 70vh;
}

.cart-title {
    font-size: 1.75rem;
    margin-bottom: 6px;
}

.cart-sub {
    color: var(--text-light);
    margin-bottom: 28px;
    font-size: 0.95rem;
}

.cart-empty {
    text-align: center;
    padding: 48px 20px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    color: var(--text-light);
}

.cart-empty .btn {
    margin-top: 16px;
    display: inline-flex;
}

.cart-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.cart-item {
    display: grid;
    grid-template-columns: 72px 1fr auto;
    gap: 14px;
    align-items: center;
    padding: 14px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 14px;
}

.cart-item-img {
    width: 72px;
    height: 56px;
    border-radius: 10px;
    overflow: hidden;
    background: var(--bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cart-item-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cart-item-ph {
    font-size: 0.75rem;
    color: var(--text-light);
}

.cart-item-body h3 {
    font-size: 1rem;
    margin: 0 0 4px;
}

.cart-item-body p {
    font-size: 0.85rem;
    color: var(--text-light);
    margin: 0 0 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.cart-item-qty {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2px 6px;
}

.cart-item-qty button {
    border: none;
    background: transparent;
    color: var(--text);
    width: 28px;
    height: 28px;
    cursor: pointer;
    font-size: 1.1rem;
    border-radius: 6px;
}

.cart-item-qty button:hover {
    background: var(--bg-alt);
}

.cart-footer {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
}

.cart-footer-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

@media (max-width: 600px) {
    .cart-item {
        grid-template-columns: 56px 1fr;
    }
    .cart-item .btn-danger {
        grid-column: 1 / -1;
    }
}

/* ===== Form nhận hàng (checkout) ===== */
.checkout-modal {
    position: fixed;
    inset: 0;
    z-index: 2100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.checkout-modal[hidden] {
    display: none !important;
}

.checkout-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(4px);
}

.checkout-modal-panel {
    position: relative;
    width: min(460px, 100%);
    max-height: min(90vh, 640px);
    overflow: auto;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.22);
}

.checkout-modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 18px;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: var(--card-bg);
    z-index: 1;
}

.checkout-modal-head h2 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 700;
}

.checkout-modal-close {
    width: 34px;
    height: 34px;
    border: none;
    border-radius: 10px;
    background: var(--bg-alt);
    color: var(--text);
    font-size: 1.35rem;
    line-height: 1;
    cursor: pointer;
}

.checkout-modal-close:hover {
    background: rgba(239, 68, 68, 0.12);
    color: #dc2626;
}

.checkout-form {
    padding: 16px 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.checkout-total-line {
    margin: 0;
    font-size: 0.95rem;
    color: var(--text-light);
}

.checkout-total-line strong {
    color: var(--primary);
    font-size: 1.1rem;
}

.checkout-type {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px 14px;
    margin: 0;
}

.checkout-type legend {
    padding: 0 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-light);
}

.checkout-radio {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 4px;
    cursor: pointer;
    font-size: 0.92rem;
}

.checkout-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.checkout-form .form-group label {
    font-size: 0.88rem;
    font-weight: 600;
}

.checkout-form .req {
    color: #ef4444;
}

.checkout-form input,
.checkout-form select,
.checkout-form textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-alt);
    color: var(--text);
    font-size: 0.92rem;
    font-family: inherit;
    resize: vertical;
}

.checkout-form input:focus,
.checkout-form select:focus,
.checkout-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.checkout-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 4px;
}