/* passivestrategies/cart — base structural styles.
   Theme files override only color / radius / spacing variables.
   All selectors are scoped under .cart or .cart__* to avoid site collisions. */

:root {
    --cart-bg: #ffffff;
    --cart-surface: #f7f7f8;
    --cart-text: #111827;
    --cart-muted: #6b7280;
    --cart-border: #e5e7eb;
    --cart-primary: #111827;
    --cart-primary-fg: #ffffff;
    --cart-accent: #2563eb;
    --cart-danger: #b91c1c;
    --cart-radius: 12px;
    --cart-radius-sm: calc(var(--cart-radius) * 0.6);
    --cart-gap: 1rem;
    --cart-max: 1280px;
    --cart-hero-bg: var(--cart-surface);
}

.cart,
.cart__body {
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Inter, sans-serif;
    color: var(--cart-text);
    background: var(--cart-bg);
    margin: 0;
    -webkit-font-smoothing: antialiased;
}

/* ── Shell & header ── */
.cart__shell { max-width: var(--cart-max); margin: 0 auto; padding: 0 1.25rem; }

.cart__site-header {
    border-bottom: 1px solid var(--cart-border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    background: var(--cart-bg);
    z-index: 50;
    backdrop-filter: blur(8px);
    isolation: isolate;
}
.cart__site-header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
}
.cart__brand {
    font-weight: 800;
    font-size: 1.25rem;
    text-decoration: none;
    color: var(--cart-text);
    letter-spacing: -.02em;
    flex-shrink: 0;
}
.cart__badge {
    font-size: .6rem;
    background: var(--cart-accent);
    color: #fff;
    border-radius: 999px;
    padding: 2px 6px;
    margin-left: .4rem;
    vertical-align: middle;
    font-weight: 700;
    letter-spacing: .04em;
    text-transform: uppercase;
}

/* Nav — base (desktop) layout. Media queries below override for mobile. */
.cart__nav {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
}
.cart__nav a {
    color: var(--cart-muted);
    text-decoration: none;
    font-size: .9375rem;
    font-weight: 500;
    transition: color .15s;
}
.cart__nav a:hover { color: var(--cart-text); }
.cart__search input {
    padding: .45rem .85rem;
    border: 1px solid var(--cart-border);
    border-radius: var(--cart-radius);
    background: var(--cart-surface);
    font-size: .875rem;
    min-width: 180px;
    outline: none;
}
.cart__search input:focus { border-color: var(--cart-primary); }

/* ── Hamburger button — visible only on mobile ── */
.cart__hamburger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.375rem;
    line-height: 1;
    padding: .25rem .4rem;
    color: var(--cart-text);
    flex-shrink: 0;
}

/* ── Mobile nav (≤767px): hide nav row, show hamburger + dropdown ── */
@media (max-width: 767px) {
    .cart__hamburger { display: flex; align-items: center; }

    .cart__nav {
        display: none;
        position: absolute;
        top: 100%;
        /* Negate the shell's 1.25rem horizontal padding so the dropdown
           spans the full viewport width, not just the header content width */
        left: -1.25rem;
        right: -1.25rem;
        background: var(--cart-bg);
        border-bottom: 1px solid var(--cart-border);
        padding: 1.25rem 1.5rem 1.5rem;
        flex-direction: column;
        align-items: stretch;
        gap: .875rem;
        box-shadow: 0 6px 20px rgba(0,0,0,.12);
        z-index: 100;
    }
    .cart__nav a {
        font-size: 1rem;
        font-weight: 500;
        padding: .5rem 0;
        border-bottom: 1px solid var(--cart-border);
        color: var(--cart-text);
    }
    .cart__nav a:last-of-type { border-bottom: none; }
    .cart__search input {
        width: 100%;
        min-width: unset;
        box-sizing: border-box;
        font-size: 1rem;
        padding: .6rem .85rem;
    }
    .cart__nav-open .cart__nav { display: flex; }
}

/* ── Footer ── */
.cart__site-footer {
    border-top: 1px solid var(--cart-border);
    margin-top: 5rem;
    padding: 2.5rem 1.5rem 2rem;
    color: var(--cart-muted);
    font-size: .875rem;
    background: var(--cart-surface);
}
.cart__site-footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 1.5rem;
}
.cart__site-footer-brand {
    display: flex;
    flex-direction: column;
    gap: .3rem;
}
.cart__footer-name {
    font-weight: 700;
    font-size: 1rem;
    color: var(--cart-text);
}
.cart__footer-tagline {
    font-size: .8125rem;
    color: var(--cart-muted);
}
.cart__site-footer-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: .3rem;
    text-align: right;
}
@media (max-width: 540px) {
    .cart__site-footer-meta { align-items: flex-start; text-align: left; }
}
.cart__footer-copy { color: var(--cart-muted); }
.cart__footer-powered { color: var(--cart-muted); }
.cart__footer-powered a {
    color: var(--cart-muted);
    text-decoration: underline;
    text-underline-offset: 2px;
}
.cart__footer-powered a:hover { color: var(--cart-text); }

/* ── Hero ── */
.cart__hero {
    background: var(--cart-hero-bg);
    border-radius: var(--cart-radius);
    padding: 5rem 2rem;
    margin: 2rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cart__hero-inner { position: relative; z-index: 1; }
.cart__hero-title {
    font-size: clamp(2rem, 5vw, 3.25rem);
    margin: 0 0 1rem;
    font-weight: 800;
    letter-spacing: -.03em;
    line-height: 1.1;
}
.cart__hero-tagline {
    color: var(--cart-muted);
    font-size: 1.125rem;
    margin: 0 0 2rem;
    max-width: 48ch;
    margin-left: auto;
    margin-right: auto;
}

/* ── Buttons ── */
.cart__btn {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    padding: .75rem 1.5rem;
    border-radius: var(--cart-radius-sm);
    border: 1px solid transparent;
    text-decoration: none;
    cursor: pointer;
    font-weight: 600;
    font-size: .9375rem;
    transition: all .15s ease;
    white-space: nowrap;
}
.cart__btn-primary {
    background: var(--cart-primary);
    color: var(--cart-primary-fg);
    border-color: var(--cart-primary);
}
.cart__btn-primary:hover {
    opacity: .88;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,.12);
}

/* ── Sections ── */
.cart__section { margin: 3.5rem 0; }
.cart__section-title {
    font-size: 1.5rem;
    margin: 0 0 1.25rem;
    font-weight: 700;
    letter-spacing: -.02em;
}

/* ── Product grid — explicit columns so rows are always complete ── */
.cart__product-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: calc(var(--cart-gap) * 1.25);
}
@media (max-width: 1100px) { .cart__product-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 820px)  { .cart__product-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 540px)  { .cart__product-grid { grid-template-columns: repeat(2, 1fr); } }
.cart__product-card {
    display: block;
    background: var(--cart-bg);
    border: 1px solid var(--cart-border);
    border-radius: var(--cart-radius);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: box-shadow .2s ease, transform .2s ease;
}
.cart__product-card:hover {
    box-shadow: 0 8px 28px rgba(0,0,0,.08);
    transform: translateY(-2px);
}
.cart__product-card-media {
    /* Fixed portrait container — all images fill this regardless of source size */
    aspect-ratio: 4 / 5;
    background: var(--cart-surface);
    overflow: hidden;
    position: relative;
    /* Prevent the container from expanding to image intrinsic size */
    flex-shrink: 0;
}
.cart__product-card-img,
.cart__product-card-img-placeholder {
    /* Absolute fill — more reliable than height:100% with computed aspect-ratio heights */
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}
.cart__product-card-img {
    object-fit: cover;
    object-position: top center;
    display: block;
    transition: transform .3s ease;
}
.cart__product-card:hover .cart__product-card-img {
    transform: scale(1.04);
}
.cart__product-card-img-placeholder {
    background: linear-gradient(135deg, var(--cart-surface), var(--cart-border));
}
.cart__product-card-body {
    padding: .875rem 1rem 1.125rem;
}
.cart__product-card-title {
    font-weight: 600;
    margin-bottom: .3rem;
    font-size: .9375rem;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ── Category grid ── */
.cart__category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--cart-gap);
}
.cart__category-card {
    display: block;
    padding: 1.5rem 1.25rem;
    background: var(--cart-surface);
    border-radius: var(--cart-radius);
    text-decoration: none;
    color: inherit;
    border: 1px solid var(--cart-border);
    transition: background .15s, box-shadow .15s;
}
.cart__category-card:hover {
    background: var(--cart-border);
    box-shadow: 0 2px 8px rgba(0,0,0,.06);
}
.cart__category-card-title { font-weight: 700; font-size: 1rem; }
.cart__category-card-desc {
    font-size: .8125rem;
    color: var(--cart-muted);
    margin-top: .35rem;
    line-height: 1.4;
}

/* ── Price ── */
.cart__price { display: inline-flex; gap: .5rem; align-items: baseline; }
.cart__price-amount { font-weight: 700; color: var(--cart-text); }
.cart__price-compare {
    color: var(--cart-muted);
    text-decoration: line-through;
    font-size: .875rem;
}

/* ── Product detail ── */
.cart__product-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}
@media (max-width: 768px) {
    .cart__product-detail-grid { grid-template-columns: 1fr; gap: 1.5rem; }
}
.cart__product-detail-gallery {
    background: var(--cart-surface);
    border-radius: var(--cart-radius);
    overflow: hidden;
    position: relative;
}
.cart__product-detail-img {
    display: block;
    width: 100%;
    /* Force portrait viewport regardless of source image ratio */
    aspect-ratio: 4 / 5;
    object-fit: cover;
    object-position: top center;
}
.cart__product-detail-thumbs {
    display: flex;
    gap: .5rem;
    padding: .75rem;
    flex-wrap: wrap;
}
.cart__product-detail-thumb {
    width: 64px;
    height: 80px;
    object-fit: cover;
    object-position: top center;
    border-radius: var(--cart-radius-sm);
    cursor: pointer;
    border: 2px solid transparent;
    opacity: .65;
    transition: opacity .15s, border-color .15s;
    flex-shrink: 0;
}
.cart__product-detail-thumb:hover { opacity: 1; border-color: var(--cart-border); }
.cart__product-detail-thumb--active {
    opacity: 1;
    border-color: var(--cart-primary);
}
.cart__product-brand {
    color: var(--cart-muted);
    font-size: .8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: .25rem;
}
.cart__product-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin: .25rem 0 .75rem;
    font-weight: 700;
    letter-spacing: -.02em;
    line-height: 1.2;
}
.cart__product-subtitle { color: var(--cart-muted); margin-bottom: 1rem; }
.cart__product-short-desc { line-height: 1.65; color: var(--cart-muted); margin: 1rem 0; }
.cart__product-long-desc {
    margin-top: 2rem;
    line-height: 1.8;
    border-top: 1px solid var(--cart-border);
    padding-top: 1.5rem;
    white-space: normal;
    word-break: break-word;
    /* Preserve structure from nl2br */
    font-size: .9375rem;
    color: var(--cart-muted);
}
/* Collapsed state — fade-out at bottom */
.cart__desc-collapsible {
    max-height: 320px;
    overflow: hidden;
    -webkit-mask-image: linear-gradient(to bottom, black 55%, transparent 100%);
    mask-image: linear-gradient(to bottom, black 55%, transparent 100%);
}

/* Read-more toggle button */
.cart__desc-toggle {
    display: inline-block;
    margin-top: .75rem;
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    font-size: .875rem;
    font-weight: 600;
    color: var(--cart-accent);
    text-decoration: underline;
    text-underline-offset: 3px;
}
.cart__desc-toggle:hover { color: var(--cart-primary); }
.cart__product-variants { margin: 1rem 0; }
.cart__product-variants label { display: block; font-size: .875rem; font-weight: 600; margin-bottom: .4rem; }
.cart__product-variants select {
    width: 100%;
    padding: .6rem .85rem;
    border: 1px solid var(--cart-border);
    border-radius: var(--cart-radius-sm);
    background: var(--cart-surface);
    font-size: .9375rem;
}
.cart__add-form { display: flex; gap: .75rem; align-items: flex-end; margin: 1.25rem 0; flex-wrap: wrap; }
.cart__add-form label { display: block; font-size: .875rem; font-weight: 600; margin-bottom: .4rem; }
.cart__add-form input[type=number] {
    width: 72px;
    padding: .6rem .85rem;
    border: 1px solid var(--cart-border);
    border-radius: var(--cart-radius-sm);
    font-size: .9375rem;
    text-align: center;
}

/* ── Breadcrumb ── */
.cart__breadcrumb ol {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem;
    display: flex;
    gap: .5rem;
    flex-wrap: wrap;
    font-size: .8125rem;
    color: var(--cart-muted);
}
.cart__breadcrumb li + li::before { content: "/"; margin-right: .5rem; color: var(--cart-border); }
.cart__breadcrumb a { color: var(--cart-muted); text-decoration: none; }
.cart__breadcrumb a:hover { color: var(--cart-text); }

/* ── Split hero (home page above-fold layout) ── */
.cart__hero-split {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 2rem;
    align-items: center;
    padding: 3rem 0 2rem;
    min-height: 380px;
}
@media (max-width: 860px) {
    .cart__hero-split {
        grid-template-columns: 1fr;
        min-height: unset;
        padding: 2rem 0;
    }
    .cart__hero-split-mosaic { order: -1; }
}

.cart__hero-split-copy { display: flex; flex-direction: column; align-items: flex-start; gap: 1.25rem; }
.cart__hero-split-copy .cart__hero-title { margin: 0; }
.cart__hero-split-copy .cart__hero-tagline { margin: 0; }

.cart__hero-split-mosaic {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .5rem;
    border-radius: var(--cart-radius);
    overflow: hidden;
}
.cart__hero-mosaic-item {
    aspect-ratio: 4 / 5;
    overflow: hidden;
    display: block;
    background: var(--cart-surface);
    position: relative;
}
.cart__hero-mosaic-item img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    display: block;
    transition: transform .45s ease;
}
.cart__hero-mosaic-item:hover img { transform: scale(1.06); }

/* ── Section header with "view all" link ── */
.cart__section-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 1.25rem;
}
.cart__section-header .cart__section-title { margin-bottom: 0; }
.cart__section-more {
    color: var(--cart-muted);
    font-size: .875rem;
    text-decoration: none;
    white-space: nowrap;
}
.cart__section-more:hover { color: var(--cart-text); }

/* Small-spaced section variant */
.cart__section--sm { margin-top: 1.5rem; }

/* ── External marketplace buy button ── */
.cart__buy-external {
    margin-top: .75rem;
    display: flex;
    align-items: center;
    gap: .75rem;
    flex-wrap: wrap;
}
.cart__btn-external {
    background: transparent;
    border: 1.5px solid var(--cart-border);
    color: var(--cart-muted);
    font-size: .875rem;
    padding: .6rem 1.25rem;
}
.cart__btn-external:hover {
    border-color: var(--cart-text);
    color: var(--cart-text);
    transform: none;
    box-shadow: none;
    opacity: 1;
}
.cart__buy-external-note {
    font-size: .75rem;
    color: var(--cart-muted);
}

/* ── Category filter tabs (products/index page) ── */
.cart__category-tabs {
    display: flex;
    gap: .5rem;
    flex-wrap: wrap;
    margin-bottom: 1.75rem;
    border-bottom: 1px solid var(--cart-border);
    padding-bottom: 0;
}
.cart__category-tab {
    display: inline-block;
    padding: .55rem 1.1rem;
    font-size: .875rem;
    font-weight: 500;
    color: var(--cart-muted);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: color .15s, border-color .15s;
    white-space: nowrap;
}
.cart__category-tab:hover { color: var(--cart-text); }
.cart__category-tab--active {
    color: var(--cart-primary);
    border-bottom-color: var(--cart-primary);
    font-weight: 600;
}

/* ── Category pill strip ── */
.cart__category-strip { display: flex; gap: .75rem; flex-wrap: wrap; }
.cart__category-pill {
    display: inline-block;
    padding: .55rem 1.25rem;
    background: var(--cart-surface);
    border: 1px solid var(--cart-border);
    border-radius: 999px;
    text-decoration: none;
    color: var(--cart-text);
    font-size: .875rem;
    font-weight: 500;
    transition: background .15s, color .15s, border-color .15s;
    white-space: nowrap;
}
.cart__category-pill:hover {
    background: var(--cart-primary);
    color: var(--cart-primary-fg);
    border-color: var(--cart-primary);
}

/* ── Custom pagination ── */
.cart__pager {
    margin-top: 2.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--cart-border);
}

/* Mobile strip */
.cart__pager-mobile {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}
@media (min-width: 640px) { .cart__pager-mobile { display: none; } }

/* Desktop layout */
.cart__pager-desktop {
    display: none;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}
@media (min-width: 640px) { .cart__pager-desktop { display: flex; } }

.cart__pager-count {
    font-size: .875rem;
    color: var(--cart-muted);
    margin: 0;
}
.cart__pager-count strong { color: var(--cart-text); font-weight: 600; }

.cart__pager-pages { display: flex; gap: .25rem; align-items: center; flex-wrap: wrap; }
.cart__pager-info  { font-size: .875rem; color: var(--cart-muted); }

/* Page buttons */
.cart__pager-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 2.25rem;
    height: 2.25rem;
    padding: 0 .6rem;
    font-size: .875rem;
    font-weight: 500;
    border: 1px solid var(--cart-border);
    border-radius: var(--cart-radius-sm);
    background: var(--cart-bg);
    color: var(--cart-text);
    text-decoration: none;
    cursor: pointer;
    transition: background .15s, border-color .15s, color .15s;
    white-space: nowrap;
}
.cart__pager-btn:hover:not(.cart__pager-btn--disabled):not(.cart__pager-btn--active) {
    background: var(--cart-surface);
    border-color: var(--cart-muted);
}
.cart__pager-btn--active {
    background: var(--cart-primary);
    color: var(--cart-primary-fg);
    border-color: var(--cart-primary);
    cursor: default;
}
.cart__pager-btn--disabled {
    color: var(--cart-muted);
    background: var(--cart-surface);
    cursor: not-allowed;
    opacity: .55;
}
.cart__pager-btn--gap {
    border-color: transparent;
    background: transparent;
    cursor: default;
    color: var(--cart-muted);
}

/* ── Misc ── */
.cart__empty {
    color: var(--cart-muted);
    padding: 3rem 0;
    text-align: center;
    font-size: 1rem;
}
.cart__pagination { margin-top: 2.5rem; }
.cart__page-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin: 0 0 .5rem;
    font-weight: 800;
    letter-spacing: -.025em;
}
.cart__page-lede { color: var(--cart-muted); margin-bottom: 2rem; font-size: 1.0625rem; }
.cart__list-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 1rem 0 1.75rem;
    gap: 1rem;
    flex-wrap: wrap;
}
.cart__sort select,
.cart__search-form input,
.cart__search-form button {
    padding: .5rem .85rem;
    border: 1px solid var(--cart-border);
    border-radius: var(--cart-radius-sm);
    background: var(--cart-surface);
    font-size: .875rem;
}
.cart__search-form { display: flex; gap: .5rem; }