/* ==========================================================================
   Carrito (Oct 2026). Vive en el shell (index.html), sobre todos los paneles.
   Mármol, como el resto de Perfumería.
   En el teléfono es una hoja que sube; en escritorio, un panel a la derecha.
   ========================================================================== */

.cart-panel {
    --c-fondo: var(--m-losa-fondo);
    --c-tinta: var(--m-ink);
    --c-tinta-2: var(--m-ink-2);
    --c-tinta-3: var(--m-ink-3);
    --c-filete: var(--m-filete);
    --c-filete-suave: var(--m-filete-suave);
    --c-acento: var(--m-gold-deep);
    --c-nicho: #E9DFCD;
    --c-nicho-sombra: inset 0 0 0 1px var(--m-filete), inset 0 6px 10px -6px rgba(70, 50, 25, 0.45);
    --c-principal: var(--m-nero-fondo);
    --c-principal-tinta: #F3E6C8;
    --c-principal-filete: var(--m-filete-claro);
    --c-display: var(--font-display);
    --c-ui: var(--font-body);

    position: fixed;
    z-index: 1006;
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
    color: var(--c-tinta);
    font-family: var(--c-ui);
    background: var(--c-fondo);
    --m-losa-pos: -260px -340px;
    box-shadow: var(--m-moldura), 0 -24px 60px -20px rgba(30, 20, 8, 0.5);
    transition: transform var(--m-dur-3) var(--m-ease), visibility 0s linear var(--m-dur-3);
    visibility: hidden;
}

.cart-panel *,
.cart-panel *::before,
.cart-panel *::after {
    box-sizing: border-box;
}

.cart-panel.is-open {
    visibility: visible;
    transform: none;
    transition: transform var(--m-dur-3) var(--m-ease), visibility 0s;
}

/* Teléfono: hoja inferior. */
@media (max-width: 720px) {
    .cart-panel {
        left: 0;
        right: 0;
        bottom: 0;
        height: min(92vh, calc(var(--app-height, 100vh) - 24px));
        padding: 10px 18px calc(16px + env(safe-area-inset-bottom, 0px));
        border-radius: var(--m-r-lg) var(--m-r-lg) 0 0;
        transform: translateY(102%);
    }
}

/* Escritorio: panel a la derecha, separado del borde como una losa. */
@media (min-width: 721px) {
    .cart-panel {
        top: 12px;
        right: 12px;
        bottom: 12px;
        width: 440px;
        padding: 22px 24px 22px;
        border-radius: var(--m-r-lg);
        transform: translateX(calc(100% + 24px));
        box-shadow: var(--m-moldura), var(--m-sombra-3);
    }
}

.cart-panel__asa {
    display: block;
    width: 44px;
    height: 4px;
    margin: 0 auto 10px;
    border-radius: 2px;
    background: var(--c-filete-suave);
}

@media (min-width: 721px) {
    .cart-panel__asa {
        display: none;
    }
}

.cart-backdrop {
    position: fixed;
    inset: 0;
    z-index: 1005;
    border: 0;
    padding: 0;
    background: rgba(30, 22, 12, 0.42);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--m-dur-3) var(--m-ease);
}

.cart-backdrop.is-open {
    opacity: 1;
    pointer-events: auto;
}

.cart-panel__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--c-filete-suave);
}

.cart-panel__header h2 {
    margin: 0;
    font: 500 30px/1.05 var(--c-display);
    color: var(--c-tinta);
}

.cart-panel__cuenta {
    margin: 6px 0 0;
    font: 500 12px var(--c-ui);
    letter-spacing: 0.08em;
    color: var(--c-acento);
}

.cart-panel__close,
.cart-item__remove {
    display: grid;
    place-items: center;
    flex: none;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: transparent;
    color: var(--c-tinta-2);
    cursor: pointer;
}

.cart-panel__close {
    width: 40px;
    height: 40px;
    box-shadow: inset 0 0 0 1px var(--c-filete-suave);
}

.cart-panel svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.7;
    stroke-linecap: round;
}

/* ---------- Productos ---------- */

.cart-panel__items {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    margin: 0 -8px;
    padding: 6px 8px;
    overscroll-behavior: contain;
}

.cart-item {
    display: grid;
    grid-template-columns: 76px minmax(0, 1fr) auto;
    gap: 14px;
    align-items: start;
    padding: 14px 0;
    border-bottom: 1px solid var(--c-filete-suave);
    animation: cart-entra var(--m-dur-3) var(--m-ease) both;
}

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

.cart-item.is-saliendo {
    animation: cart-sale var(--m-dur-2) var(--m-ease) both;
}

@keyframes cart-entra {
    from { opacity: 0; transform: translateY(6px); }
}

@keyframes cart-sale {
    to { opacity: 0; transform: translateX(24px); }
}

/* Miniatura: un nichito de mármol con la foto multiplicada. */
.cart-item__foto {
    position: relative;
    width: 76px;
    height: 88px;
    overflow: hidden;
    border-radius: 38px 38px 8px 8px / 32px 32px 8px 8px;
    background:
        radial-gradient(80% 55% at 50% 18%, rgba(255, 253, 248, 0.7), transparent 70%),
        var(--m-marble-image) var(--c-foto-pos, -40px -60px) / 450px 450px,
        var(--c-nicho);
    box-shadow: var(--c-nicho-sombra);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 8px 6px 6px;
}

.cart-item__foto img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    mix-blend-mode: multiply;
}

.cart-item__foto--multi {
    padding: 10px 2px 6px;
}

.cart-item__foto--multi img {
    width: 46%;
    margin: 0 -8%;
}

.cart-item__foto--multi img:nth-child(2) {
    position: relative;
    z-index: 1;
    transform: translateY(2px) scale(1.08);
}

.cart-item__monograma {
    margin: auto;
    font: italic 500 26px var(--c-display);
    color: var(--c-acento);
}

.cart-item__texto {
    min-width: 0;
}

.cart-item__texto h3 {
    margin: 2px 0 0;
    font: 500 18px/1.15 var(--c-display);
    color: var(--c-tinta);
}

.cart-item__sub {
    margin: 4px 0 0;
    font: 400 13.5px/1.35 var(--c-ui);
    color: var(--c-tinta-2);
}

.cart-item__details {
    margin: 8px 0 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 3px;
    font: 400 12.5px/1.35 var(--c-ui);
    color: var(--c-tinta-2);
}

.cart-item__details li {
    position: relative;
    padding-left: 12px;
}

.cart-item__details li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.62em;
    width: 5px;
    height: 1px;
    background: var(--c-filete);
}

.cart-item__mas {
    margin-top: 6px;
    padding: 0;
    border: 0;
    background: none;
    font: 500 12.5px var(--c-ui);
    color: var(--c-acento);
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.cart-item__lado {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 10px;
}

.cart-item__price {
    margin: 2px 0 0;
    font: 500 15px var(--c-ui);
    color: var(--c-tinta);
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}

.cart-item__remove {
    width: 32px;
    height: 32px;
    box-shadow: inset 0 0 0 1px var(--c-filete-suave);
}

.cart-item__remove svg {
    width: 16px;
    height: 16px;
}

/* ---------- Vacío ---------- */

.cart-panel__vacio {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 20px 12px 40px;
    text-align: center;
    color: var(--c-tinta-2);
}

.cart-panel__vacio[hidden] {
    display: none;
}

.cart-panel__vacio p {
    margin: 0;
    max-width: 280px;
    font: 400 14.5px/1.45 var(--c-ui);
}

.cart-panel__vacio .cart-panel__vacio-titulo {
    margin-top: 10px;
    font: 500 22px/1.2 var(--c-display);
    color: var(--c-tinta);
}

/* Un nicho vacío, esperando. */
.cart-panel__nicho {
    width: 96px;
    height: 120px;
    border-radius: 48px 48px 8px 8px / 40px 40px 8px 8px;
    background:
        linear-gradient(transparent 80%, rgba(183, 146, 76, 0.7) 80%, rgba(183, 146, 76, 0.7) calc(80% + 1px), rgba(120, 95, 65, 0.25) calc(80% + 1px)),
        radial-gradient(80% 55% at 50% 18%, rgba(255, 253, 248, 0.7), transparent 70%),
        var(--m-marble-image) -300px -120px / 450px 450px,
        var(--c-nicho);
    box-shadow: var(--c-nicho-sombra);
}

.cart-panel__ir {
    margin-top: 14px;
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    padding: 0 20px;
    border-radius: var(--m-r-pill);
    box-shadow: inset 0 0 0 1px var(--c-filete);
    font: 500 15px var(--c-ui);
    color: var(--c-tinta);
    text-decoration: none;
}

/* ---------- Pie ---------- */

.cart-panel__footer {
    display: grid;
    gap: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--c-filete-suave);
}

.cart-panel.is-vacio .cart-panel__footer {
    display: none;
}

.cart-panel__total {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
}

.cart-panel__total span {
    font: 500 12px var(--c-ui);
    letter-spacing: 0.1em;
    color: var(--c-acento);
}

.cart-panel__total strong {
    font: 500 28px/1 var(--c-display);
    color: var(--c-tinta);
    text-align: right;
}

.cart-panel__actions {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 8px;
}

.cart-panel__secondary,
.cart-panel__primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 52px;
    padding: 0 18px;
    border: 0;
    border-radius: var(--m-r-pill);
    font: 500 15px var(--c-ui);
    cursor: pointer;
    transition: transform var(--m-dur-1) var(--m-ease), opacity var(--m-dur-2) var(--m-ease);
}

.cart-panel__secondary {
    background: transparent;
    color: var(--c-tinta-2);
    box-shadow: inset 0 0 0 1px var(--c-filete-suave);
}

.cart-panel__primary {
    background: var(--c-principal);
    color: var(--c-principal-tinta);
    box-shadow: inset 0 0 0 1px var(--c-principal-filete), 0 14px 22px -14px rgba(0, 0, 0, 0.7);
}

.cart-panel__primary:disabled {
    opacity: 0.45;
    cursor: default;
}

.cart-panel__secondary:active,
.cart-panel__primary:active:not(:disabled) {
    transform: scale(0.98);
}

@media (prefers-reduced-motion: reduce) {
    .cart-item,
    .cart-item.is-saliendo {
        animation: none;
    }
}