/* ──────────────────────────────────────────────────────────────────────────
   HUBBUB Shop — extends site.css (Hubbub design system) with shop-specific UI.
   Mirrors the Shop / Choose surface / Choose design / Product layouts.
   Tokens (--hb-*) come from site.css.
   ────────────────────────────────────────────────────────────────────────── */

:root {
    --shop-muted:  #767676;
    --shop-line:   #dcd7cf;
    --shop-pad-x:  2rem;
}

/* Desktop: never render the off-canvas mobile panel (avoids horizontal overflow) */
@media (min-width: 1025px) {
    .mobile-nav { display: none; }
}
/* Wide screens: tighten nav padding so all shop nav items fit on one row */
@media (min-width: 1401px) {
    .nav-link { padding: 0 2.25rem; }
}

/* ── Layout shell ────────────────────────────────────────────── */
.shop-wrap {
    max-width: var(--hb-max-w);
    margin: 0 auto;
    padding: 0 var(--shop-pad-x);
}
.shop-section { padding: 4.5rem 0 6rem; }

.shop-heading {
    font-size: clamp(1.75rem, 3vw, 2.75rem);
    font-weight: 500;
    letter-spacing: 0.01em;
    line-height: 1.15;
    margin-bottom: 3.5rem;
}

/* ── Cart icon (logo bar, right) ─────────────────────────────── */
.shop-cart-link {
    position: absolute;
    right: 2rem;
    top: 50%;
    transform: translateY(-50%);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--hb-black);
}
.shop-cart-link svg { width: 26px; height: 26px; display: block; }
.shop-cart-link__badge {
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 999px;
    background: var(--hb-black);
    color: var(--hb-white);
    font-size: 0.65rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
@media (max-width: 1024px) {
    .shop-cart-link { right: 4.5rem; }
}

/* ── Flash messages ──────────────────────────────────────────── */
.shop-flash {
    max-width: var(--hb-max-w);
    margin: 0 auto;
    padding: 0.9rem var(--shop-pad-x);
    font-size: 0.8rem;
    letter-spacing: var(--hb-ls-wide);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    border-bottom: 1px solid var(--shop-line);
}
.shop-flash--success { background: #f3f5f0; }
.shop-flash--error   { background: #fbeeee; color: #8a1f1f; }
.shop-flash a { text-decoration: underline; text-underline-offset: 2px; font-weight: 600; }

/* ── Async add-to-cart toast ──────────────────────────────────── */
.shop-toast {
    position: fixed;
    top: 1.25rem;
    right: 1.25rem;
    z-index: 1000;
    max-width: min(90vw, 340px);
    padding: 0.9rem 1.1rem;
    font-size: 0.72rem;
    letter-spacing: var(--hb-ls-wide);
    text-transform: uppercase;
    background: var(--hb-black);
    color: var(--hb-white);
    border: 1px solid var(--hb-black);
    box-shadow: 0 8px 30px rgba(0,0,0,0.18);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    opacity: 0;
    transform: translateY(-10px);
    pointer-events: none;
    transition: opacity 0.35s ease, transform 0.35s ease;
}
.shop-toast.is-visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
.shop-toast--error { background: #8a1f1f; border-color: #8a1f1f; }
.shop-toast a { color: inherit; text-decoration: underline; text-underline-offset: 2px; font-weight: 600; white-space: nowrap; }

/* ── Back / breadcrumb actions ───────────────────────────────── */
.shop-backrow {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 3.5rem;
}
/* Two-button row that fills its column so the buttons align with the image edges */
.shop-backrow--split {
    display: grid;
    grid-template-columns: 1fr 1fr;
}
.shop-backrow--split .btn { justify-content: center; padding: 1rem 1.5rem; }
.btn--back .btn__arrow { transform: rotate(-135deg); }
.btn--back:hover .btn__arrow { transform: rotate(-180deg); }

/* ── Landing tiles (Shop) ────────────────────────────────────── */
.shop-tiles {
    display: grid;
    grid-template-columns: 1fr 1fr;
    margin-bottom: 0;
}
.shop-tile {
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    color: var(--hb-white);
}
.shop-tile__bg { position: absolute; inset: 0; }
.shop-tile__bg img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s ease; }
.shop-tile:hover .shop-tile__bg img { transform: scale(1.04); }
.shop-tile__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.15) 45%, rgba(0,0,0,0.05) 100%);
}
.shop-tile__inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 3vw;
    max-width: 560px;
    text-align: center;
}
.shop-tile__body {
    font-size: clamp(0.9rem, 1.05vw, 1.05rem);
    line-height: 1.6;
    margin-bottom: 2rem;
    text-shadow: 0 1px 12px rgba(0,0,0,0.5);
}

/* ── Card grid (surfaces / designs) ──────────────────────────── */
.shop-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem 1.75rem;
}
.shop-grid + .shop-grid { margin-top: 2.5rem; }
.shop-card { position: relative; display: flex; flex-direction: column; }
.shop-card__media {
    position: relative;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: var(--hb-cream);
    margin-bottom: 1.1rem;
}
.shop-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s ease; }
.shop-card:hover .shop-card__media img { transform: scale(1.05); }
.shop-card__hover {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: var(--hb-ls-wider);
    text-transform: uppercase;
    color: var(--hb-white);
    background: rgba(0,0,0,0.35);
    opacity: 0;
    transition: opacity 0.3s ease;
}
.shop-card:hover .shop-card__hover { opacity: 1; }
.shop-card__title {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: var(--hb-ls-wider);
    text-transform: uppercase;
    margin-bottom: 0.6rem;
}
.shop-card__title a { color: inherit; }
.shop-card__body {
    font-size: 0.85rem;
    line-height: 1.65;
    color: var(--shop-muted);
}
.shop-card__link { position: absolute; inset: 0; z-index: 2; }

/* ── Product detail ──────────────────────────────────────────── */
.shop-product {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4.5rem;
    align-items: start;
}
.shop-product__media {
    position: relative;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: var(--hb-cream);
}
.shop-product__media img { width: 100%; height: 100%; object-fit: cover; }

.shop-product__title {
    font-size: clamp(1.6rem, 2.5vw, 2.4rem);
    font-weight: 500;
    line-height: 1.1;
    margin-bottom: 0.5rem;
}
.shop-product__code {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: var(--hb-ls-wide);
    margin-bottom: 1.75rem;
}
.shop-product__desc {
    font-size: 0.9rem;
    line-height: 1.75;
    color: var(--shop-muted);
    margin-bottom: 2rem;
}

/* full-width paired buttons (techspec, width toggle) */
.shop-btn-pair {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.shop-btn-pair .btn { justify-content: center; padding: 1rem 1.5rem; }

/* labelled blocks separated by hairlines */
.shop-block {
    border-top: 1px solid var(--shop-line);
    padding-top: 1.75rem;
    margin-top: 2rem;
}
.shop-label {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: var(--hb-ls-widest);
    text-transform: uppercase;
    margin-bottom: 0.85rem;
}
.shop-block__text { font-size: 0.9rem; color: var(--shop-muted); }

/* width toggle */
.shop-toggle { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.shop-toggle .btn { justify-content: center; }
.shop-toggle .btn.is-selected {
    background: var(--hb-black);
    color: var(--hb-white);
    border-color: var(--hb-black);
}

/* price row */
.shop-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    font-size: 0.75rem;
    letter-spacing: var(--hb-ls-wide);
    text-transform: uppercase;
    margin-top: 1.5rem;
}
.shop-row__value { font-weight: 600; }

/* quantity stepper + add to cart */
.shop-buy {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 1.25rem;
    align-items: stretch;
}
.shop-stepper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border: 1.5px solid var(--hb-black);
}
.shop-stepper__btn {
    width: 3rem;
    height: 100%;
    min-height: 3rem;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.25rem;
    line-height: 1;
    color: var(--hb-black);
    display: flex;
    align-items: center;
    justify-content: center;
}
.shop-stepper__btn:hover { background: var(--hb-black); color: var(--hb-white); }
.shop-stepper__label {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: var(--hb-ls-wide);
    text-transform: uppercase;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}
.shop-stepper__value {
    width: 2ch;
    text-align: center;
    border: none;
    background: none;
    font-family: var(--hb-font);
    font-size: 0.9rem;
    font-weight: 600;
    -moz-appearance: textfield;
}
.shop-stepper__value::-webkit-outer-spin-button,
.shop-stepper__value::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.shop-buy .btn { justify-content: center; }

/* total */
.shop-total {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    border-top: 1px solid var(--hb-black);
    margin-top: 2rem;
    padding-top: 1.5rem;
}
.shop-total__label {
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: var(--hb-ls-wide);
    text-transform: uppercase;
}
.shop-total__value { font-size: 1.35rem; font-weight: 700; }

.shop-stock { font-size: 0.75rem; letter-spacing: var(--hb-ls-wide); text-transform: uppercase; margin-top: 1rem; }
.shop-stock--out { color: #8a1f1f; }
.shop-stock--limited { color: #8a5a1f; }

/* ── Cart table ──────────────────────────────────────────────── */
.shop-table { width: 100%; border-collapse: collapse; }
.shop-table th, .shop-table td {
    padding: 1rem 0.75rem;
    border-bottom: 1px solid var(--shop-line);
    text-align: left;
    vertical-align: middle;
}
.shop-table th {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: var(--hb-ls-wide);
    text-transform: uppercase;
}
.shop-table td:last-child, .shop-table th:last-child { text-align: right; }
.shop-cart-item { display: flex; align-items: center; gap: 1rem; }
.shop-cart-item__img { width: 64px; height: 64px; flex-shrink: 0; overflow: hidden; background: var(--hb-cream); }
.shop-cart-item__name { font-size: 0.85rem; font-weight: 600; letter-spacing: var(--hb-ls-wide); text-transform: uppercase; }
.shop-cart-item__sku  { font-size: 0.75rem; color: var(--shop-muted); }
.shop-cart-qty { width: 56px; text-align: center; padding: 0.4rem; border: 1px solid var(--hb-black); font-family: var(--hb-font); }

.shop-cart-summary {
    margin-top: 2.5rem;
    margin-left: auto;
    max-width: 360px;
}
.shop-summary-line {
    display: flex;
    justify-content: space-between;
    padding: 0.55rem 0;
    font-size: 0.85rem;
    border-bottom: 1px solid var(--shop-line);
}
.shop-summary-total {
    display: flex;
    justify-content: space-between;
    padding: 1rem 0;
    font-weight: 700;
    font-size: 1.05rem;
    border-bottom: 2px solid var(--hb-black);
    text-transform: uppercase;
    letter-spacing: var(--hb-ls-wide);
}
.shop-cart-actions { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: 2rem; }
.shop-empty { text-align: center; padding: 5rem 0; color: var(--shop-muted); }

/* ── Checkout form ───────────────────────────────────────────── */
.shop-checkout {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 4rem;
    align-items: start;
}
.shop-field { margin-bottom: 1.25rem; }
.shop-field label {
    display: block;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: var(--hb-ls-wide);
    text-transform: uppercase;
    margin-bottom: 0.4rem;
}
.shop-field input,
.shop-field textarea,
.shop-field select {
    width: 100%;
    padding: 0.7rem 0.85rem;
    border: 1px solid var(--hb-black);
    font-family: var(--hb-font);
    font-size: 0.9rem;
    border-radius: 0;
    -webkit-appearance: none;
    appearance: none;
    background: var(--hb-white);
}
.shop-field input:focus,
.shop-field textarea:focus,
.shop-field select:focus { outline: 2px solid var(--hb-black); outline-offset: -1px; }
.shop-field-error { color: #8a1f1f; font-size: 0.75rem; margin-top: 0.3rem; }
.shop-field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.shop-aside {
    background: var(--hb-cream);
    padding: 1.75rem;
}
.shop-alert { padding: 0.85rem 1rem; margin-bottom: 1.25rem; font-size: 0.85rem; }
.shop-alert--error   { background: #fbeeee; color: #8a1f1f; }
.shop-alert--success { background: #f3f5f0; }
.shop-alert--info    { background: #eef1ea; }

/* ── Confirmation ────────────────────────────────────────────── */
.shop-confirm { max-width: 640px; margin: 4rem auto; text-align: center; }
.shop-confirm__num {
    display: inline-block;
    border: 1.5px solid var(--hb-black);
    padding: 0.85rem 1.75rem;
    margin: 1.5rem 0;
    font-weight: 700;
    letter-spacing: var(--hb-ls-wide);
}

/* ── Responsive ──────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .shop-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 820px) {
    .shop-product { grid-template-columns: 1fr; gap: 2.5rem; }
    .shop-checkout { grid-template-columns: 1fr; gap: 2.5rem; }
    .shop-grid { grid-template-columns: repeat(2, 1fr); }
    .shop-tiles { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
    .shop-grid { grid-template-columns: 1fr; }
    .shop-btn-pair, .shop-toggle, .shop-buy, .shop-backrow--split { grid-template-columns: 1fr; }
    .shop-field-row { grid-template-columns: 1fr; }
}