/* ==========================================================================
   BitreeWP eCommerce — Cart Slide Panel (v2.0 — Pro)
   ========================================================================== */

/* ── CSS Variables ── */
:root {
    --bwp-primary: #4f9ed4;
    --bwp-primary-dark: #3a87c0;
    --bwp-primary-light: #8ec9f0;
    --bwp-primary-bg: rgba(79, 158, 212, 0.08);
    --bwp-accent: #f5b342;
    --bwp-accent-dark: #d4912a;
    --bwp-success: #10b981;
    --bwp-success-bg: #d1fae5;
    --bwp-danger: #ef4444;
    --bwp-danger-bg: #fee2e2;
    --bwp-text: #0f172a;
    --bwp-text-secondary: #475569;
    --bwp-text-muted: #94a3b8;
    --bwp-border: #e2e8f0;
    --bwp-bg: #ffffff;
    --bwp-bg-alt: #f8fafc;
    --bwp-bg-hover: #f1f5f9;
    --bwp-radius-sm: 8px;
    --bwp-radius: 12px;
    --bwp-radius-lg: 16px;
    --bwp-radius-full: 9999px;
    --bwp-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --bwp-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    --bwp-shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
    --bwp-shadow-glow: 0 0 0 3px rgba(79, 158, 212, 0.2);
}

/* ── Overlay ── */
.bitreewp-cart-overlay {
    position: fixed;
    inset: 0;
    z-index: 9998;
    background: rgba(15, 23, 42, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s cubic-bezier(0.4, 0, 0.2, 1),
                visibility 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: opacity;
    contain: strict;
}

.bitreewp-cart-overlay.open {
    opacity: 1;
    visibility: visible;
}

/* ── Slide Panel ── */
.bitreewp-cart-panel {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    width: 420px;
    max-width: 92vw;
    background: rgba(255, 255, 255, 0.96);
    box-shadow: -12px 0 48px rgba(15, 23, 42, 0.12);
    display: flex;
    flex-direction: column;
    transform: translate3d(100%, 0, 0);
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
    contain: layout style paint;
}

.bitreewp-cart-panel.open {
    transform: translate3d(0, 0, 0);
    box-shadow: -12px 0 60px rgba(15, 23, 42, 0.18);
}

/* ── Panel Header ── */
.bitreewp-cart-panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 18px;
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
    background: #fff;
    flex-shrink: 0;
}

.bitreewp-cart-panel-header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.bitreewp-cart-panel-header h2 {
    font-size: 18px;
    font-weight: 700;
    margin: 0;
    color: var(--bwp-text);
    letter-spacing: -0.3px;
}

.bitreewp-cart-panel-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 22px;
    padding: 0 6px;
    font-size: 11px;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, var(--bwp-primary), var(--bwp-primary-dark));
    border-radius: var(--bwp-radius-full);
    line-height: 1;
}

.bitreewp-cart-panel-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: none;
    border: none;
    border-radius: var(--bwp-radius-sm);
    cursor: pointer;
    color: var(--bwp-text-muted);
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.bitreewp-cart-panel-close:hover {
    background: var(--bwp-bg-hover);
    color: var(--bwp-text);
    transform: translateY(-1px);
}

.bitreewp-cart-panel-close:active {
    transform: translateY(0);
}

/* ── Panel Body (items list) ── */
.bitreewp-cart-panel-body {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 6px 12px;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

.bitreewp-cart-panel-body::-webkit-scrollbar {
    width: 4px;
}

.bitreewp-cart-panel-body::-webkit-scrollbar-track {
    background: transparent;
}

.bitreewp-cart-panel-body::-webkit-scrollbar-thumb {
    background: var(--bwp-border);
    border-radius: 4px;
}

.bitreewp-cart-panel-body::-webkit-scrollbar-thumb:hover {
    background: var(--bwp-text-muted);
}

.bitreewp-cart-panel-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    min-height: 320px;
    text-align: center;
    color: var(--bwp-text-muted);
    padding: 40px 24px;
    animation: bwpFadeIn 0.4s ease;
}

.bitreewp-cart-panel-empty svg {
    margin-bottom: 16px;
    opacity: 0.6;
}

.bitreewp-cart-panel-empty h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 6px;
    color: var(--bwp-text-secondary);
}

.bitreewp-cart-panel-empty p {
    font-size: 14px;
    margin: 0 0 20px;
    color: var(--bwp-text-muted);
}

.bitreewp-cart-panel-empty .bwp-empty-shop-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--bwp-primary), var(--bwp-primary-dark));
    border: none;
    border-radius: var(--bwp-radius-sm);
    cursor: pointer;
    text-decoration: none;
    transition: all 0.25s ease;
    transform: translate3d(0, 0, 0);
}

.bitreewp-cart-panel-empty .bwp-empty-shop-link:hover {
    transform: translate3d(0, -2px, 0);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.35);
}

/* ── Cart Item ── */
.bitreewp-cart-item {
    display: flex;
    gap: 10px;
    padding: 10px 10px;
    margin-bottom: 4px;
    border-radius: var(--bwp-radius);
    background: var(--bwp-bg);
    border: 1px solid rgba(226, 232, 240, 0.5);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    contain: layout style paint;
    content-visibility: auto;
    position: relative;
}

.bitreewp-cart-item:hover {
    border-color: var(--bwp-border);
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
    transform: translateY(-1px);
}

.bitreewp-cart-item:last-child {
    margin-bottom: 0;
}

.bitreewp-cart-item.removing {
    opacity: 0;
    transform: translate3d(40px, 0, 0);
    transition: transform 0.25s ease, opacity 0.25s ease;
    pointer-events: none;
}

.bitreewp-cart-item.adding {
    animation: bwpSlideInItem 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes bwpSlideInItem {
    from {
        opacity: 0;
        transform: translate3d(30px, 0, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes bwpFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.bitreewp-cart-item-image {
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--bwp-bg-alt), var(--bwp-bg));
    border-radius: var(--bwp-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bwp-text-muted);
    border: 1px solid var(--bwp-border);
}

.bitreewp-cart-item-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.bitreewp-cart-item-title {
    font-size: 14px;
    font-weight: 600;
    margin: 0;
    color: var(--bwp-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.4;
}

.bitreewp-cart-item-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
}

.bitreewp-cart-item-unit-price {
    color: var(--bwp-text-muted);
    font-weight: 500;
}

.bitreewp-cart-item-type {
    display: inline-flex;
    align-items: center;
    padding: 1px 7px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--bwp-primary);
    background: var(--bwp-primary-bg);
    border-radius: var(--bwp-radius-full);
}

/* ── Quantity Controls ── */
.bitreewp-cart-item-qty {
    display: flex;
    align-items: center;
    gap: 0;
    margin-top: 4px;
    border: 1px solid var(--bwp-border);
    border-radius: var(--bwp-radius-sm);
    overflow: hidden;
    align-self: flex-start;
    background: var(--bwp-bg);
}

.bitreewp-cart-item-qty button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--bwp-text-secondary);
    font-size: 16px;
    font-weight: 500;
    transition: background 0.15s ease, color 0.15s ease;
    user-select: none;
    -webkit-user-select: none;
}

.bitreewp-cart-item-qty button:hover {
    background: var(--bwp-bg-hover);
    color: var(--bwp-text);
}

.bitreewp-cart-item-qty button:active {
    background: var(--bwp-border);
    transform: scale(0.92);
}

.bitreewp-cart-item-qty button:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
}

.bitreewp-cart-item-qty .bwp-qty-value {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 30px;
    font-size: 13px;
    font-weight: 700;
    color: var(--bwp-text);
    background: var(--bwp-bg-alt);
    border-left: 1px solid var(--bwp-border);
    border-right: 1px solid var(--bwp-border);
    user-select: none;
    -webkit-user-select: none;
}

/* ── Item Right Section (price + remove) ── */
.bitreewp-cart-item-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: space-between;
    gap: 4px;
    flex-shrink: 0;
}

.bitreewp-cart-item-total-price {
    font-size: 15px;
    font-weight: 700;
    color: var(--bwp-text);
    white-space: nowrap;
    line-height: 1;
}

.bitreewp-cart-item-remove {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--bwp-text-muted);
    border-radius: 6px;
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
    padding: 0;
}

.bitreewp-cart-item-remove:hover {
    color: var(--bwp-danger);
    background: var(--bwp-danger-bg);
    transform: scale(1.1);
}

.bitreewp-cart-item-remove:active {
    transform: scale(0.9);
}

/* ── Panel Footer ── */
.bitreewp-cart-panel-footer {
    padding: 12px 18px 16px;
    border-top: 1px solid rgba(226, 232, 240, 0.5);
    background: #f8fafc;
    flex-shrink: 0;
}

.bitreewp-cart-panel-subtotal-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.bitreewp-cart-panel-subtotal-line span:first-child {
    font-size: 13px;
    font-weight: 500;
    color: var(--bwp-text-secondary);
}

.bitreewp-cart-panel-subtotal-line .bwp-subtotal-amount {
    font-size: 14px;
    font-weight: 600;
    color: var(--bwp-text);
}

.bitreewp-cart-panel-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-top: 10px;
    border-top: 2px dashed var(--bwp-border);
}

.bitreewp-cart-panel-total span:first-child {
    font-size: 15px;
    font-weight: 700;
    color: var(--bwp-text);
}

.bitreewp-cart-panel-total .bitreewp-cart-panel-amount {
    font-size: 24px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--bwp-primary), var(--bwp-primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.bitreewp-cart-panel-items-count {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--bwp-text-muted);
    margin-bottom: 12px;
}

.bitreewp-cart-panel-items-count svg {
    flex-shrink: 0;
}

.bitreewp-cart-panel-checkout {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 20px;
    background: var(--bwp-primary);
    color: #fff;
    border: none;
    border-radius: var(--bwp-radius);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: background 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
    position: relative;
    overflow: hidden;
}

.bitreewp-cart-panel-checkout:hover {
    background: var(--bwp-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}

.bitreewp-cart-panel-checkout:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.25);
}

.bitreewp-cart-panel-checkout svg {
    flex-shrink: 0;
}

.bitreewp-cart-panel-continue {
    display: block;
    width: 100%;
    margin-top: 10px;
    padding: 10px;
    background: none;
    border: none;
    font-size: 13px;
    font-weight: 500;
    color: var(--bwp-text-muted);
    cursor: pointer;
    text-align: center;
    transition: all 0.2s ease;
    border-radius: var(--bwp-radius-sm);
}

.bitreewp-cart-panel-continue:hover {
    color: var(--bwp-text);
    background: var(--bwp-bg-hover);
}

/* ── Cart Notice (Toast) ── */
.cart-notice {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 100000;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--bwp-success), #059669);
    border-radius: var(--bwp-radius);
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.3);
    transform: translate3d(0, 12px, 0);
    opacity: 0;
    transition: all 0.35s cubic-bezier(0.22, 1, 0.36, 1);
    pointer-events: none;
    will-change: transform, opacity;
}

.cart-notice svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.cart-notice--show {
    transform: translate3d(0, 0, 0);
    opacity: 1;
}

/* ── Checkout Toast ── */
.checkout-toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 100000;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    font-size: 13px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--bwp-success), #059669);
    border-radius: var(--bwp-radius);
    box-shadow: 0 8px 24px rgba(16, 185, 129, 0.3);
    transform: translate3d(0, 12px, 0);
    opacity: 0;
    transition: all 0.35s cubic-bezier(0.22, 1, 0.36, 1);
    pointer-events: none;
    will-change: transform, opacity;
}

.checkout-toast-show {
    transform: translate3d(0, 0, 0);
    opacity: 1;
}

.checkout-toast-error {
    background: linear-gradient(135deg, var(--bwp-danger), #dc2626);
    box-shadow: 0 8px 24px rgba(239, 68, 68, 0.3);
}

/* ── Cart Page Styles ── */

.cart-page {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 16px 40px;
}

.cart-title {
    font-size: 28px;
    font-weight: 800;
    margin: 0 0 8px;
    color: var(--bwp-text);
    letter-spacing: -0.5px;
}

.cart-header-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--bwp-border);
}

.cart-count-label {
    font-size: 14px;
    color: var(--bwp-text-secondary);
}

.cart-count-label strong {
    color: var(--bwp-text);
    font-weight: 700;
}

.btn-clear-cart {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--bwp-danger);
    background: var(--bwp-danger-bg);
    border: none;
    border-radius: var(--bwp-radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-clear-cart:hover {
    background: var(--bwp-danger);
    color: #fff;
}

/* ── Empty State ── */
.cart-empty {
    text-align: center;
    padding: 60px 20px;
    background: var(--bwp-bg);
    border: 2px dashed var(--bwp-border);
    border-radius: var(--bwp-radius-lg);
}

.cart-empty-icon {
    color: var(--bwp-text-muted);
    margin-bottom: 16px;
    opacity: 0.5;
}

.cart-empty h2 {
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 8px;
    color: var(--bwp-text);
}

.cart-empty p {
    font-size: 14px;
    color: var(--bwp-text-secondary);
    margin: 0 0 24px;
}

.cart-empty .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--bwp-primary), var(--bwp-primary-dark));
    border: none;
    border-radius: var(--bwp-radius);
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
    transform: translate3d(0, 0, 0);
}

.cart-empty .btn-primary:hover {
    transform: translate3d(0, -2px, 0);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}

/* ── Cart Items List (Page) ── */
.cart-items {
    animation: bwpFadeIn 0.4s ease;
}

.cart-items-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 28px;
}

.cart-page-item {
    display: flex;
    gap: 12px;
    padding: 12px 14px;
    background: var(--bwp-bg);
    border: 1px solid var(--bwp-border);
    border-radius: var(--bwp-radius);
    transition: all 0.3s ease;
    transform: translate3d(0, 0, 0);
    contain: content;
}

.cart-page-item:hover {
    border-color: var(--bwp-primary-light);
    box-shadow: 0 2px 12px rgba(99, 102, 241, 0.08);
}

.cart-page-item.removing {
    opacity: 0;
    transform: translate3d(-30px, 0, 0);
    transition: all 0.3s ease;
}

.cart-page-item-image {
    width: 64px;
    height: 64px;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--bwp-bg-alt), var(--bwp-bg));
    border-radius: var(--bwp-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bwp-text-muted);
    border: 1px solid var(--bwp-border);
}

.cart-page-item-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.cart-page-item-title {
    font-size: 15px;
    font-weight: 600;
    margin: 0;
    color: var(--bwp-text);
}

.cart-page-item-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--bwp-text-muted);
}

.cart-page-item-unit-price {
    font-size: 13px;
    font-weight: 500;
    color: var(--bwp-text-secondary);
}

.cart-page-item-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: center;
    gap: 8px;
    flex-shrink: 0;
}

.cart-page-item-total {
    font-size: 17px;
    font-weight: 700;
    color: var(--bwp-text);
}

.cart-page-item-actions {
    display: flex;
    align-items: center;
    gap: 6px;
}

.cart-page-item-remove {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    background: none;
    border: 1px solid var(--bwp-border);
    border-radius: 6px;
    cursor: pointer;
    color: var(--bwp-text-muted);
    transition: all 0.2s ease;
    padding: 0;
}

.cart-page-item-remove:hover {
    color: var(--bwp-danger);
    background: var(--bwp-danger-bg);
    border-color: var(--bwp-danger);
}

/* ── Quantity Controls (Page) ── */
.cart-page-item-qty {
    display: flex;
    align-items: center;
    gap: 0;
    border: 1px solid var(--bwp-border);
    border-radius: var(--bwp-radius-sm);
    overflow: hidden;
    background: var(--bwp-bg);
}

.cart-page-item-qty button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--bwp-text-secondary);
    font-size: 16px;
    font-weight: 600;
    transition: all 0.15s ease;
    user-select: none;
    -webkit-user-select: none;
}

.cart-page-item-qty button:hover {
    background: var(--bwp-bg-hover);
    color: var(--bwp-text);
}

.cart-page-item-qty button:active {
    background: var(--bwp-border);
    transform: scale(0.92);
}

.cart-page-item-qty button:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
}

.cart-page-item-qty .bwp-qty-value {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 34px;
    font-size: 14px;
    font-weight: 700;
    color: var(--bwp-text);
    background: var(--bwp-bg-alt);
    border-left: 1px solid var(--bwp-border);
    border-right: 1px solid var(--bwp-border);
    user-select: none;
}

/* ── Summary (Cart Page) ── */
.cart-summary {
    background: var(--bwp-bg);
    border: 1px solid var(--bwp-border);
    border-radius: var(--bwp-radius-lg);
    padding: 16px 18px;
    margin-top: 16px;
}

.cart-totals {
    margin-bottom: 20px;
}

.cart-totals-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    font-size: 14px;
    color: var(--bwp-text-secondary);
}

.cart-totals-row.total {
    padding: 14px 0 8px;
    margin-top: 8px;
    border-top: 2px dashed var(--bwp-border);
    font-size: 16px;
    font-weight: 700;
    color: var(--bwp-text);
}

.cart-totals-row.total .cart-total-amount {
    font-size: 22px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--bwp-primary), var(--bwp-primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cart-summary .btn-primary.btn-lg.btn-block {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 24px;
    font-size: 16px;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(135deg, var(--bwp-primary), var(--bwp-primary-dark));
    border: none;
    border-radius: var(--bwp-radius);
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: all 0.3s ease;
    transform: translate3d(0, 0, 0);
}

.cart-summary .btn-primary.btn-lg.btn-block:hover {
    transform: translate3d(0, -2px, 0);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}

.cart-summary .btn-link {
    display: block;
    width: 100%;
    margin-top: 10px;
    padding: 10px;
    font-size: 13px;
    font-weight: 500;
    color: var(--bwp-text-muted);
    background: none;
    border: none;
    cursor: pointer;
    text-align: center;
    border-radius: var(--bwp-radius-sm);
    transition: all 0.2s ease;
}

.cart-summary .btn-link:hover {
    color: var(--bwp-danger);
    background: var(--bwp-danger-bg);
}

/* ── Responsive ── */
@media (max-width: 767px) {
    .bitreewp-cart-panel {
        width: 88vw;
        max-width: 88vw;
    }

    .bitreewp-cart-panel-header {
        padding: 14px 16px;
    }

    .bitreewp-cart-panel-header h2 {
        font-size: 16px;
    }

    .bitreewp-cart-panel-body {
        padding: 8px 12px;
    }

    .bitreewp-cart-panel-footer {
        padding: 14px 16px 18px;
    }

    .bitreewp-cart-item {
        padding: 12px 10px;
        gap: 10px;
    }

    .bitreewp-cart-item-image {
        width: 48px;
        height: 48px;
    }

    .bitreewp-cart-item-title {
        font-size: 13px;
    }

    .bitreewp-cart-item-total-price {
        font-size: 13px;
    }

    .bitreewp-cart-item-qty button {
        width: 28px;
        height: 28px;
    }

    .bitreewp-cart-item-qty .bwp-qty-value {
        min-width: 32px;
        height: 28px;
        font-size: 12px;
    }

    .bitreewp-cart-panel-total .bitreewp-cart-panel-amount {
        font-size: 20px;
    }

    .bitreewp-cart-panel-checkout {
        padding: 13px 16px;
        font-size: 14px;
    }

    .cart-page {
        padding: 20px 16px 40px;
    }

    .cart-title {
        font-size: 22px;
    }

    .cart-page-item {
        padding: 14px 14px;
        gap: 12px;
        flex-wrap: wrap;
    }

    .cart-page-item-image {
        width: 52px;
        height: 52px;
    }

    .cart-page-item-right {
        width: 100%;
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        padding-top: 8px;
        border-top: 1px solid var(--bwp-border);
    }

    .cart-summary {
        padding: 18px;
    }
}

@media (max-width: 480px) {
    .bitreewp-cart-panel {
        width: 100%;
        max-width: 100%;
        border-left: none;
    }
}

/* ── Print Styles ── */
@media print {
    .bitreewp-cart-overlay,
    .bitreewp-cart-panel,
    .cart-notice,
    .checkout-toast {
        display: none !important;
    }
}

/* ── Powered By ── */
.cart-powered-by {
    text-align: center;
    padding: 24px 0 12px;
}

.cart-powered-by p {
    font-size: 11px;
    color: var(--bwp-text-muted, #94a3b8);
    margin: 0;
    opacity: 0.5;
}

.cart-powered-by strong {
    color: var(--bwp-primary, #4f9ed4);
}

/* -- Discount Display -- */
.checkout-sidebar-discount {
    border-top: 1px solid var(--bwp-border);
    padding-top: 8px;
    margin-top: 4px;
}

.checkout-sidebar-item-discount {
    color: var(--bwp-success) !important;
    font-weight: 600;
}

.checkout-total-original {
    text-decoration: line-through;
    color: var(--bwp-text-muted);
    font-weight: 400;
    font-size: 14px;
    margin-right: 6px;
}