/*
 * Meridian — Product UX CSS
 *
 * Covers: sticky add-to-cart bar, trust badges, quick view button + modal
 */

/* =========================================================================
 * Trust badges
 * ====================================================================== */

.meridian-trust-badges {
        display: flex;
        flex-wrap: wrap;
        gap: var(--wp--preset--spacing--16) var(--wp--preset--spacing--32);
        padding: var(--wp--preset--spacing--24) 0;
        border-top: 1px solid var(--wp--preset--color--neutral-100);
        border-bottom: 1px solid var(--wp--preset--color--neutral-100);
        margin: var(--wp--preset--spacing--8) 0;
}

.meridian-trust-badge {
        display: flex;
        align-items: center;
        gap: var(--wp--preset--spacing--8);
        flex: 0 0 auto;
}

.meridian-trust-badge svg {
        flex-shrink: 0;
        color: var(--wp--preset--color--neutral-600);
        width: 18px;
        height: 18px;
}

.meridian-trust-badge span {
        font-family: var(--wp--preset--font-family--body);
        font-size: var(--wp--preset--font-size--xs);
        color: var(--wp--preset--color--neutral-600);
        white-space: nowrap;
}

@media (max-width: 480px) {
        .meridian-trust-badges {
                flex-direction: column;
                gap: var(--wp--preset--spacing--12);
        }

        .meridian-trust-badge span {
                white-space: normal;
        }
}

/* =========================================================================
 * Quick view — button on product cards
 * ====================================================================== */

.meridian-product-image-wrap {
        position: relative;
        overflow: hidden;
}

.meridian-quick-view-btn {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        background: rgba(15, 15, 15, 0.85);
        color: var(--wp--preset--color--surface);
        font-family: var(--wp--preset--font-family--body);
        font-size: var(--wp--preset--font-size--xs);
        font-weight: 500;
        letter-spacing: 0.06em;
        text-transform: uppercase;
        border: none;
        cursor: pointer;
        padding: var(--wp--preset--spacing--12) var(--wp--preset--spacing--16);
        transform: translateY(100%);
        transition: transform 0.25s cubic-bezier(0.22, 1, 0.36, 1),
                    background-color 0.2s ease;
        z-index: 2;
}

.meridian-product-image-wrap:hover .meridian-quick-view-btn,
.meridian-product-image-wrap:focus-within .meridian-quick-view-btn {
        transform: translateY(0);
}

.meridian-quick-view-btn:hover {
        background: var(--wp--preset--color--ink);
}

/* =========================================================================
 * Quick view — modal overlay
 * ====================================================================== */

.meridian-qv-overlay {
        position: fixed;
        inset: 0;
        z-index: 100000;
        background: rgba(15, 15, 15, 0.6);
        backdrop-filter: blur(4px);
        display: flex;
        align-items: center;
        justify-content: center;
        padding: var(--wp--preset--spacing--24);
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s ease;
}

.meridian-qv-overlay.is-open {
        opacity: 1;
        pointer-events: all;
}

body.meridian-qv-open {
        overflow: hidden;
}

/* -------------------------------------------------------------------------
 * Modal box
 * ---------------------------------------------------------------------- */

.meridian-qv-modal {
        position: relative;
        background: var(--wp--preset--color--surface);
        width: 100%;
        max-width: 920px;
        max-height: 90vh;
        overflow-y: auto;
        overscroll-behavior: contain;
        transform: translateY(24px) scale(0.98);
        transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
                    opacity 0.3s ease;
        opacity: 0;
}

.meridian-qv-overlay.is-open .meridian-qv-modal {
        transform: translateY(0) scale(1);
        opacity: 1;
}

/* Close button */
.meridian-qv-close {
        position: absolute;
        top: var(--wp--preset--spacing--16);
        right: var(--wp--preset--spacing--16);
        width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.5rem;
        line-height: 1;
        background: none;
        border: 1px solid var(--wp--preset--color--neutral-200);
        cursor: pointer;
        color: var(--wp--preset--color--neutral-600);
        z-index: 2;
        transition: background-color 0.2s ease, color 0.2s ease;
}

.meridian-qv-close:hover {
        background: var(--wp--preset--color--ink);
        border-color: var(--wp--preset--color--ink);
        color: var(--wp--preset--color--surface);
}

/* -------------------------------------------------------------------------
 * Modal body — 2 columns
 * ---------------------------------------------------------------------- */

.meridian-qv-body {
        display: grid;
        grid-template-columns: 1fr 1fr;
}

@media (max-width: 680px) {
        .meridian-qv-body {
                grid-template-columns: 1fr;
        }
}

/* -------------------------------------------------------------------------
 * Gallery column
 * ---------------------------------------------------------------------- */

.meridian-qv-gallery {
        background: var(--wp--preset--color--parchment);
        display: flex;
        flex-direction: column;
}

.meridian-qv-gallery__main {
        flex: 1;
        overflow: hidden;
        aspect-ratio: 3/4;
}

.meridian-qv-main-img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
        transition: opacity 0.2s ease;
}

.meridian-qv-gallery__thumbs {
        display: flex;
        gap: var(--wp--preset--spacing--8);
        padding: var(--wp--preset--spacing--12);
        flex-wrap: wrap;
}

.meridian-qv-thumb {
        width: 56px;
        height: 56px;
        overflow: hidden;
        border: 2px solid transparent;
        cursor: pointer;
        padding: 0;
        background: none;
        flex-shrink: 0;
        transition: border-color 0.2s ease;
}

.meridian-qv-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
}

.meridian-qv-thumb.is-active,
.meridian-qv-thumb:hover {
        border-color: var(--wp--preset--color--ink);
}

/* -------------------------------------------------------------------------
 * Details column
 * ---------------------------------------------------------------------- */

.meridian-qv-details {
        padding: var(--wp--preset--spacing--48) var(--wp--preset--spacing--48) var(--wp--preset--spacing--48);
        display: flex;
        flex-direction: column;
        justify-content: center;
        position: relative;
}

@media (max-width: 900px) {
        .meridian-qv-details {
                padding: var(--wp--preset--spacing--32) var(--wp--preset--spacing--32);
        }
}

@media (max-width: 680px) {
        .meridian-qv-details {
                padding: var(--wp--preset--spacing--32) var(--wp--preset--spacing--24);
        }
}

/* Loader */
.meridian-qv-loader {
        display: flex;
        align-items: center;
        justify-content: center;
        min-height: 200px;
}

.meridian-qv-spinner {
        display: block;
        width: 32px;
        height: 32px;
        border: 2px solid var(--wp--preset--color--neutral-200);
        border-top-color: var(--wp--preset--color--ink);
        border-radius: 50%;
        animation: meridianSpin 0.7s linear infinite;
}

@keyframes meridianSpin {
        to { transform: rotate(360deg); }
}

/* Content */
.meridian-qv-content {
        display: flex;
        flex-direction: column;
        gap: var(--wp--preset--spacing--16);
}

.meridian-qv-title {
        font-family: var(--wp--preset--font-family--heading);
        font-size: var(--wp--preset--font-size--2xl);
        font-weight: 400;
        letter-spacing: -0.015em;
        line-height: 1.15;
        color: var(--wp--preset--color--ink);
        margin: 0;
        padding-right: var(--wp--preset--spacing--32); /* clear close button */
}

.meridian-qv-price {
        font-family: var(--wp--preset--font-family--body);
        font-size: var(--wp--preset--font-size--lg);
        font-weight: 500;
        color: var(--wp--preset--color--ink);
}

.meridian-qv-price del {
        color: var(--wp--preset--color--neutral-400);
        font-weight: 400;
        margin-right: 4px;
}

.meridian-qv-price ins {
        color: var(--wp--preset--color--sale);
        text-decoration: none;
}

.meridian-qv-desc {
        font-family: var(--wp--preset--font-family--body);
        font-size: var(--wp--preset--font-size--md);
        color: var(--wp--preset--color--neutral-600);
        line-height: 1.65;
        max-height: 120px;
        overflow-y: auto;
}

.meridian-qv-desc p {
        margin: 0 0 0.5em;
}

.meridian-qv-digital-notice {
        margin-top: 0.75em;
        font-size: var(--wp--preset--font-size--xs);
        color: var(--wp--preset--color--neutral-500);
}

/* Form — qty + ATC */
.meridian-qv-form-wrap {
        display: flex;
        gap: var(--wp--preset--spacing--12);
        align-items: stretch;
        margin-top: var(--wp--preset--spacing--8);
}

.meridian-qv-qty {
        display: flex;
        align-items: stretch;
        border: 1px solid var(--wp--preset--color--neutral-200);
        flex-shrink: 0;
}

.meridian-qv-qty button {
        width: 36px;
        background: none;
        border: none;
        cursor: pointer;
        font-size: 1.1rem;
        color: var(--wp--preset--color--ink);
        display: flex;
        align-items: center;
        justify-content: center;
        transition: background-color 0.15s ease;
}

.meridian-qv-qty button:hover {
        background: var(--wp--preset--color--neutral-50);
}

.meridian-qv-qty-input {
        width: 44px;
        border: none;
        border-left: 1px solid var(--wp--preset--color--neutral-200);
        border-right: 1px solid var(--wp--preset--color--neutral-200);
        text-align: center;
        font-family: var(--wp--preset--font-family--body);
        font-size: var(--wp--preset--font-size--md);
        color: var(--wp--preset--color--ink);
        padding: 0;
        outline: none;
        -moz-appearance: textfield;
}

.meridian-qv-qty-input::-webkit-outer-spin-button,
.meridian-qv-qty-input::-webkit-inner-spin-button {
        -webkit-appearance: none;
}

.meridian-qv-atc-btn {
        flex: 1;
        background: var(--wp--preset--color--ink);
        color: var(--wp--preset--color--surface);
        border: none;
        cursor: pointer;
        font-family: var(--wp--preset--font-family--body);
        font-size: var(--wp--preset--font-size--sm);
        font-weight: 500;
        letter-spacing: 0.04em;
        padding: var(--wp--preset--spacing--16) var(--wp--preset--spacing--24);
        transition: background-color 0.2s ease;
}

.meridian-qv-atc-btn:hover:not(:disabled) {
        background: var(--wp--preset--color--neutral-800);
}

.meridian-qv-atc-btn:disabled {
        opacity: 0.5;
        cursor: not-allowed;
}

.meridian-qv-atc-btn.is-added {
        background: var(--wp--preset--color--success);
}

.meridian-qv-full-link {
        font-family: var(--wp--preset--font-family--body);
        font-size: var(--wp--preset--font-size--xs);
        color: var(--wp--preset--color--neutral-600);
        text-decoration: none;
        text-underline-offset: 2px;
        margin-top: var(--wp--preset--spacing--8);
        display: inline-block;
        transition: color 0.2s ease;
}

.meridian-qv-full-link:hover {
        color: var(--wp--preset--color--ink);
        text-decoration: underline;
}

/* =========================================================================
 * Sticky Add-to-Cart bar
 * ====================================================================== */

.meridian-sticky-atc {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 9999;
        background: var(--wp--preset--color--ink);
        transform: translateY(100%);
        transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1),
                    box-shadow 0.3s ease;
        will-change: transform;
        pointer-events: none;
}

.meridian-sticky-atc.is-visible {
        transform: translateY(0);
        pointer-events: all;
        box-shadow: 0 -4px 24px rgba(15, 15, 15, 0.2);
}

.meridian-sticky-atc__inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: var(--wp--preset--spacing--24);
        max-width: var(--wp--style--global--content-size, 1200px);
        margin: 0 auto;
        padding: var(--wp--preset--spacing--16) var(--wp--preset--spacing--32);
}

.meridian-sticky-atc__product {
        display: flex;
        align-items: center;
        gap: var(--wp--preset--spacing--16);
        min-width: 0;
        flex: 1;
}

.meridian-sticky-atc__thumb {
        width: 52px;
        height: 52px;
        object-fit: cover;
        flex-shrink: 0;
}

.meridian-sticky-atc__info {
        display: flex;
        flex-direction: column;
        gap: var(--wp--preset--spacing--4);
        min-width: 0;
}

.meridian-sticky-atc__name {
        font-family: var(--wp--preset--font-family--heading);
        font-size: var(--wp--preset--font-size--md);
        color: var(--wp--preset--color--surface);
        font-weight: 400;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
}

.meridian-sticky-atc__price {
        font-family: var(--wp--preset--font-family--body);
        font-size: var(--wp--preset--font-size--sm);
        color: var(--wp--preset--color--neutral-400);
}

.meridian-sticky-atc__price .woocommerce-Price-amount {
        color: var(--wp--preset--color--neutral-200);
}

.meridian-sticky-atc__price del .woocommerce-Price-amount {
        color: var(--wp--preset--color--neutral-600);
}

.meridian-sticky-atc__price ins {
        text-decoration: none;
}

.meridian-sticky-atc__btn {
        flex-shrink: 0;
        background: var(--wp--preset--color--accent);
        color: var(--wp--preset--color--surface);
        border: none;
        cursor: pointer;
        font-family: var(--wp--preset--font-family--body);
        font-size: var(--wp--preset--font-size--sm);
        font-weight: 500;
        letter-spacing: 0.04em;
        padding: var(--wp--preset--spacing--16) var(--wp--preset--spacing--48);
        text-decoration: none;
        display: inline-block;
        transition: background-color 0.2s ease;
}

.meridian-sticky-atc__btn:hover {
        background: var(--wp--preset--color--accent-deep);
        color: var(--wp--preset--color--surface);
}

.meridian-sticky-atc__btn--oos {
        background: var(--wp--preset--color--neutral-600);
        cursor: default;
}

.meridian-sticky-atc__btn.is-loading {
        opacity: 0.7;
        pointer-events: none;
}

.meridian-sticky-atc__btn.is-added {
        background: var(--wp--preset--color--success);
}

/* Mobile — hide product name, condense layout */
@media (max-width: 600px) {
        .meridian-sticky-atc__inner {
                padding: var(--wp--preset--spacing--12) var(--wp--preset--spacing--16);
                gap: var(--wp--preset--spacing--12);
        }

        .meridian-sticky-atc__thumb {
                display: none;
        }

        .meridian-sticky-atc__name {
                font-size: var(--wp--preset--font-size--sm);
        }

        .meridian-sticky-atc__btn {
                padding: var(--wp--preset--spacing--16) var(--wp--preset--spacing--24);
                font-size: var(--wp--preset--font-size--xs);
        }
}