.cart-page-body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.cart-skip-link {
    position: fixed;
    top: 10px;
    left: 10px;
    z-index: 2000;
    transform: translateY(-150%);
    padding: 8px 14px;
    border-radius: 6px;
    background: #fff;
    color: var(--primary-color);
    font-weight: 700;
    box-shadow: var(--shadow-soft-md);
}

.cart-skip-link:focus {
    transform: translateY(0);
}

.cart-header {
    position: relative;
    z-index: 2;
    background: #fff;
    box-shadow: 0 2px 14px rgba(17, 17, 17, .06);
}

.cart-header .top-header {
    padding: 7px 0;
    font-size: .8rem;
}

.cart-header .top-header a {
    color: #fff;
}

.cart-header .main-header {
    padding: 14px 0;
}

.cart-logo img {
    display: block;
    width: auto;
    height: 54px;
    object-fit: contain;
}

.cart-nav {
    align-items: center;
    gap: 32px;
    margin-left: auto;
}

.cart-nav a {
    font-family: var(--font-heading);
    font-size: .78rem;
    font-weight: 700;
    text-transform: uppercase;
}

.cart-header-link {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    margin-left: 26px;
    padding: 10px 14px;
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius-pill);
    color: var(--primary-color);
    font-weight: 700;
}

.cart-header-link b {
    display: grid;
    place-items: center;
    min-width: 21px;
    height: 21px;
    padding: 0 6px;
    border-radius: 50%;
    background: var(--primary-color);
    color: #fff;
    font-size: .72rem;
}

.cart-page {
    flex: 1;
    padding: 30px 0 70px;
}

.cart-breadcrumb {
    margin-bottom: 26px;
}

.cart-heading {
    margin-bottom: 30px;
}

.cart-eyebrow {
    color: var(--primary-color);
    font-size: .75rem;
    font-weight: 700;
    letter-spacing: .11em;
}

.cart-heading h1 {
    margin: 0;
    font-size: clamp(1.7rem, 3vw, 2.35rem);
    text-transform: none;
}

.cart-continue-link {
    font-weight: 700;
    font-size: .9rem;
    color: var(--primary-color);
}

.cart-items-card,
.cart-summary-card,
.cart-help-card {
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius-lg);
    background: #fff;
    box-shadow: var(--shadow-soft-sm);
}

.checkout-form {
    padding: 24px;
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius-lg);
    background: #fff;
    box-shadow: var(--shadow-soft-sm);
}

.checkout-form-heading {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 20px;
}

.checkout-form-heading>span {
    display: grid;
    place-items: center;
    flex: 0 0 36px;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #e9f2fc;
    color: var(--primary-color);
}

.checkout-form-heading h2 {
    margin: 0 0 3px;
    font-size: 1.05rem;
    text-transform: none;
}

.checkout-form-heading p {
    margin: 0;
    color: var(--text-muted);
    font-size: .82rem;
    line-height: 1.4;
}

.checkout-form .form-label {
    margin-bottom: 6px;
    color: var(--secondary-color);
    font-size: .86rem;
    font-weight: 700;
}

.checkout-form .form-label span {
    color: var(--accent-color);
}

.checkout-form .form-label small {
    color: var(--text-muted);
    font-weight: 400;
}

.checkout-form .form-control,
.checkout-form .form-select {
    min-height: 44px;
    border-color: #d8d7d1;
    font-size: .9rem;
}

.checkout-form textarea.form-control {
    min-height: 82px;
}

.checkout-form .form-control:focus,
.checkout-form .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 .2rem rgba(0, 86, 179, .12);
}

.cart-items-card {
    overflow: hidden;
}

.cart-items-card-head {
    grid-template-columns: 1.8fr .7fr .8fr .7fr;
    gap: 16px;
    padding: 15px 24px;
    background: #f7f7f5;
    color: var(--text-muted);
    font-size: .75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.cart-item {
    display: grid;
    grid-template-columns: 1.8fr .7fr .8fr .7fr;
    gap: 16px;
    align-items: center;
    padding: 24px;
    border-top: 1px solid var(--border-light);
}

.cart-item:first-child {
    border-top: 0;
}

.cart-product {
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 0;
}

.cart-product img {
    width: 88px;
    height: 88px;
    padding: 8px;
    object-fit: contain;
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius-md);
    background: #fff;
}

.cart-product h2 {
    margin: 0 0 5px;
    font-family: var(--font-body);
    font-size: .98rem;
    line-height: 1.45;
    text-transform: none;
}

.cart-product p {
    margin: 0;
    color: var(--text-muted);
    font-size: .8rem;
}

.cart-price,
.cart-line-total {
    font-weight: 700;
    color: var(--primary-color);
}

.cart-qty {
    display: inline-flex;
    align-items: center;
    width: max-content;
    height: 36px;
    overflow: hidden;
    border: 1px solid #d5d4cd;
    border-radius: var(--border-radius-pill);
}

.cart-qty button {
    width: 35px;
    height: 100%;
    border: 0;
    background: #fff;
    font-weight: 700;
    cursor: pointer;
}

.cart-qty button:hover {
    background: #f0f1f0;
    color: var(--primary-color);
}

.cart-qty input {
    width: 34px;
    border: 0;
    border-left: 1px solid #d5d4cd;
    border-right: 1px solid #d5d4cd;
    text-align: center;
    font-weight: 700;
    outline: 0;
}

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

.cart-line-total-wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
}

.cart-remove {
    border: 0;
    background: transparent;
    color: var(--text-muted);
    padding: 7px;
    cursor: pointer;
}

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

.cart-service-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.cart-service-row>div {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px;
    font-size: .76rem;
    line-height: 1.35;
}

.cart-service-row i {
    color: var(--success-color);
    margin-top: 3px;
}

.cart-service-row strong {
    display: block;
    color: var(--secondary-color);
}

.cart-summary-card {
    padding: 25px;
    position: sticky;
    top: 24px;
}

.cart-summary-card h2 {
    margin-bottom: 20px;
    font-size: 1.1rem;
    text-transform: none;
}

.summary-line,
.summary-total {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    padding: 10px 0;
    font-size: .93rem;
}

.summary-line strong {
    color: var(--secondary-color);
}

.shipping-progress {
    margin: 10px 0;
    padding: 10px 12px;
    border-radius: 8px;
    background: #eff9f3;
    color: #177746;
    font-size: .78rem;
    line-height: 1.4;
}

.summary-total {
    margin-top: 5px;
    padding-top: 18px;
    border-top: 1px dashed #d8d7d1;
    font-weight: 700;
}

.summary-total strong {
    color: var(--primary-color);
    font-size: 1.22rem;
}

.cart-checkout-btn {
    display: block;
    width: 100%;
    margin-top: 19px;
    padding: .92rem 1rem;
    text-align: center;
}

.cart-secure-note {
    margin: 14px 0 0;
    color: var(--text-muted);
    text-align: center;
    font-size: .76rem;
}

.cart-secure-note i {
    color: var(--success-color);
}

.cart-help-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 18px;
    font-size: .85rem;
}

.cart-help-card>i {
    display: grid;
    place-items: center;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: #e9f2fc;
    color: var(--primary-color);
}

.cart-help-card a {
    color: var(--primary-color);
    font-weight: 700;
}

.cart-empty-state {
    max-width: 560px;
    margin: 30px auto;
    padding: 60px 24px;
    border: 1px solid var(--border-light);
    border-radius: var(--border-radius-lg);
    background: #fff;
    text-align: center;
}

.cart-empty-state>i {
    font-size: 3rem;
    color: var(--primary-color);
}

.cart-empty-state h2 {
    margin: 16px 0 8px;
    font-size: 1.35rem;
    text-transform: none;
}

.cart-empty-state p {
    color: var(--text-muted);
}

.checkout-success {
    max-width: 680px;
    margin: 20px auto;
    padding: 58px 28px;
    border: 1px solid #cde8d8;
    border-radius: var(--border-radius-lg);
    background: #fff;
    box-shadow: var(--shadow-soft-md);
    text-align: center;
}

.checkout-success-icon {
    display: grid;
    place-items: center;
    width: 68px;
    height: 68px;
    margin: 0 auto 18px;
    border-radius: 50%;
    background: #e4f6eb;
    color: var(--success-color);
    font-size: 1.8rem;
}

.checkout-success h2 {
    margin: 6px 0 12px;
    font-size: 1.6rem;
    text-transform: none;
}

.checkout-success>p:not(.cart-eyebrow) {
    max-width: 510px;
    margin: 0 auto 22px;
    color: var(--text-muted);
}

.checkout-success-details {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin: 0 auto 26px;
    padding: 14px 16px;
    border-radius: var(--border-radius-md);
    background: #f4faf6;
    color: var(--text-muted);
    font-size: .88rem;
    text-align: left;
}

.checkout-success-details strong {
    color: var(--success-color);
}

@media (max-width: 991.98px) {
    .cart-summary-card {
        position: static;
    }

    .cart-service-row {
        grid-template-columns: 1fr;
        display: none
    }

    .cart-service-row>div {
        padding: 6px 0;
    }
}

@media (max-width: 767.98px) {
    .cart-header .main-header {
        padding: 9px 0;
    }

    .cart-logo img {
        height: 45px;
    }

    .cart-header-link {
        margin-left: auto;
        padding: 8px 11px;
    }

    .cart-header-link span {
        display: none;
    }

    .cart-page {
        padding-top: 20px;
    }

    .cart-heading {
        margin-bottom: 24px;
    }

    .cart-item {
        grid-template-columns: 1fr;
        gap: 13px;
        padding: 18px;
    }

    .cart-item .cart-price {
        display: none;
    }

    .cart-product img {
        width: 76px;
        height: 76px;
    }

    .cart-line-total-wrap::before {
        content: 'Thành tiền';
        color: var(--text-muted);
        font-size: .82rem;
    }

    .cart-line-total-wrap {
        justify-content: flex-end;
    }

    .cart-qty {
        margin-left: 92px;
        margin-top: -52px;
    }
}

/* Enhancements for B2B Cart & Checkout */
.vat-invoice-toggle {
    transition: all 0.3s ease;
}
.vat-invoice-toggle:hover {
    border-color: #0056b3 !important;
}
.voucher-box .input-group {
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.bank-transfer-info {
    border-left: 4px solid #0056b3 !important;
}
.cart-items-card {
    border: 1px solid #e9ecef;
}
.cart-count-badge {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    line-height: 1 !important;
    text-align: center;
    border-radius: 999px;
    box-sizing: border-box;
    animation: cartBadgePulse 0.4s ease;
}
@keyframes cartBadgePulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1); }
}

/* Cart Drawer Item Improvements */
.cart-drawer-item {
    display: flex;
    gap: 14px;
    margin-bottom: 18px;
    padding-bottom: 18px;
    border-bottom: 1px solid #e9ecef;
    align-items: flex-start;
}
.cart-drawer-item img {
    width: 72px;
    height: 72px;
    object-fit: contain;
    padding: 4px;
    background-color: #fff;
    border-radius: 8px;
    border: 1px solid #e9ecef;
    flex-shrink: 0;
}
.cart-drawer-item .cart-item-info {
    flex-grow: 1;
    min-width: 0;
    padding-top: 4px;
}
.cart-drawer-item .cart-item-title {
    font-size: 0.88rem;
    margin-top: 2px;
    margin-bottom: 6px;
    font-weight: 600;
    line-height: 1.4;
    color: #1a1a1a;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}
.cart-drawer-item .cart-item-price {
    color: #E32020;
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 8px;
}
.cart-drawer-item .cart-item-remove {
    color: #9ca3af;
    cursor: pointer;
    padding: 4px 6px;
    font-size: 1rem;
    transition: all 0.2s ease;
    border: 0;
    background: transparent;
    align-self: flex-start;
    margin-top: 4px;
}
.cart-drawer-item .cart-item-remove:hover {
    color: #E32020;
}