/* Produktový katalog a detail – paleta webu Chybíš mi */

.prod-catalog { padding: 48px 0 80px; }
.prod-catalog__intro { max-width: 720px; margin: 0 auto 40px; text-align: center; }
.prod-kicker {
    font-family: var(--font-sans);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-size: 0.75rem;
    color: var(--gold);
    margin-bottom: 10px;
}
.prod-catalog__intro h1,
.prod-detail__head h1,
.prod-buy h1,
.prod-buy__desc h2,
.prod-desc h2,
.prod-desc summary {
    font-family: var(--font-serif);
    font-weight: 500;
    color: var(--accent);
}
.prod-lead { color: var(--text-muted); font-size: 1.05rem; margin-top: 12px; line-height: 1.6; }
.prod-empty {
    text-align: center;
    padding: 48px 24px;
    background: var(--white);
    border: var(--frame-border);
    border-radius: var(--radius);
}

.prod-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 28px;
}
.prod-card {
    background: var(--white);
    border: var(--frame-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.prod-card__media {
    display: block;
    aspect-ratio: 3 / 4;
    background: var(--bg-alt);
    position: relative;
    overflow: hidden;
}
.prod-card__media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    padding: 0;
    background: transparent;
}
.prod-card__placeholder {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 220px;
    background: linear-gradient(160deg, #efe4d6, #e3d5c4);
}
.prod-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--accent);
    color: #fff;
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 999px;
}
.prod-card__body { padding: 18px 18px 22px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.prod-card__body h2 { font-size: 1.2rem; margin: 0; }
.prod-card__body h2 a { color: inherit; text-decoration: none; }
.prod-card__body p { color: var(--text-muted); font-size: 0.92rem; margin: 0; flex: 1; }
.prod-card__price { display: flex; align-items: baseline; gap: 10px; }
.prod-card__price s { color: var(--text-muted); }
.prod-card__price strong { font-size: 1.15rem; color: var(--accent); }
.prod-card .btn { align-self: flex-start; }
.prod-card--try .prod-card__media,
.prod-card--try .prod-card__media img {
    background: #f4eee6;
}
.prod-card__thumbs {
    display: flex;
    gap: 8px;
    padding: 10px 18px 0;
}
.prod-card__thumbs button {
    width: 52px;
    height: 66px;
    padding: 0;
    border: 0;
    border-radius: 0;
    overflow: hidden;
    background: transparent;
    cursor: pointer;
}
.prod-card__thumbs button.is-active {
    box-shadow: inset 0 0 0 2px var(--accent);
}
.prod-card__thumbs img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: transparent;
    display: block;
}

.prod-crumb { font-size: 0.85rem; color: var(--text-muted); margin: 24px 0 18px; }
.prod-crumb a { color: var(--accent); }
.prod-crumb span { margin: 0 6px; }

.prod-detail { padding-bottom: 80px; }
.prod-detail > .container { max-width: min(1180px, 100%); }
.prod-detail__head { margin: 0 0 18px; }
.prod-detail__head h1 { font-size: 2rem; margin: 0; }
.prod-detail__top {
    display: grid;
    grid-template-columns: minmax(280px, 1.05fr) minmax(300px, 1fr);
    gap: 36px;
    align-items: start;
}
.prod-lantern-page {
    display: flex;
    flex-direction: column;
    gap: 40px;
}
.prod-lantern-galleries {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    align-items: start;
}
.prod-lantern-gallery h2 {
    margin: 0 0 12px;
    text-align: center;
    font-family: var(--font-sans);
    font-size: 1.15rem;
    font-weight: 600;
    line-height: 1.3;
}
.prod-lantern-galleries .prod-gallery__main,
.prod-lantern-galleries .prod-thumb {
    aspect-ratio: 3 / 4;
}
.prod-lantern-galleries .prod-gallery__main,
.prod-detail--lantern .prod-gallery__main {
    border: 0;
    border-radius: 0;
    background: transparent;
}
.prod-detail--lantern .prod-thumb {
    border-radius: 0;
    background: transparent;
}
.prod-detail--lantern .prod-gallery__main img,
.prod-detail--lantern .prod-thumb img,
.prod-lantern-galleries .prod-gallery__main img,
.prod-lantern-galleries .prod-thumb img {
    object-fit: cover;
    object-position: center;
    background: transparent;
}
.prod-lantern-page .prod-buy {
    width: min(720px, 100%);
    margin: 0 auto;
}
.prod-buy {
    display: flex;
    flex-direction: column;
    gap: 14px;
    min-width: 0;
}
#prodOptionGroups,
#prodSurfaces,
#prodQr,
#prodFields {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
#prodOptionGroups:empty,
#prodSurfaces:empty,
#prodQr:empty,
#prodFields:empty { display: none; }
.prod-spec #prodOptionGroups { gap: 0; }
.prod-gallery {
    min-width: 0;
}
.prod-gallery.is-lantern-preview .prod-gallery__main {
    aspect-ratio: 512 / 680;
    cursor: default;
}
.prod-gallery__thumbs--colors {
    overflow: visible;
}
.prod-thumb--color {
    width: 88px;
}
.prod-gallery__stage {
    position: relative;
    width: 100%;
    touch-action: pan-y;
}
.prod-gallery__main {
    display: block;
    width: 100%;
    aspect-ratio: 4 / 5;
    background: var(--bg-alt);
    border-radius: var(--radius);
    overflow: hidden;
    border: var(--frame-border);
    padding: 0;
    margin: 0;
    cursor: zoom-in;
    position: relative;
    appearance: none;
    -webkit-appearance: none;
    font: inherit;
    color: inherit;
    text-align: left;
    touch-action: pan-y;
}
.prod-gallery__main--empty { cursor: default; }
.prod-gallery.is-live-preview .prod-gallery__main--preview,
.prod-gallery.is-lantern-preview .prod-gallery__main--preview { cursor: default; }
.prod-gallery__main img,
.prod-gallery__empty {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    background: var(--bg-alt);
}
.prod-gallery.is-lantern-preview .prod-gallery__main img,
.prod-lantern-preview {
    object-fit: cover;
}
.prod-lantern-preview {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-position: center;
    z-index: 1;
    pointer-events: none;
    display: block;
    background: var(--bg-alt);
}
.prod-lantern-preview[hidden] {
    display: none !important;
}
.prod-lantern-preview__note[hidden] {
    display: none !important;
}
.prod-gallery.is-live-preview .prod-gallery__main img {
    opacity: 0;
}
.prod-gallery.is-live-preview .prod-gallery__main {
    cursor: default;
}
.prod-lantern-preview__note {
    margin: 8px 0 0;
    font-size: 0.78rem;
    color: var(--text-muted);
    line-height: 1.4;
}
.prod-gallery__empty {
    min-height: 0;
}
.prod-gallery__nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: 50%;
    background: rgba(253, 246, 238, 0.92);
    color: var(--accent);
    box-shadow: var(--shadow);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}
.prod-gallery__nav:hover,
.prod-gallery__nav:focus-visible {
    background: #fff;
    outline: none;
}
.prod-gallery__nav--prev { left: 10px; }
.prod-gallery__nav--next { right: 10px; }
.prod-gallery__thumbs-wrap {
    margin-top: 12px;
}
.prod-gallery__thumbs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    overflow-y: hidden;
    padding: 2px 2px 8px;
    scroll-snap-type: x proximity;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
}
.prod-thumb {
    appearance: none;
    -webkit-appearance: none;
    flex: 0 0 auto;
    width: 72px;
    aspect-ratio: 4 / 5;
    height: auto;
    border: 2px solid transparent;
    border-radius: 8px;
    padding: 0;
    overflow: hidden;
    background: var(--bg-alt);
    cursor: pointer;
    scroll-snap-align: start;
    position: relative;
}
.prod-thumb.is-active {
    border-color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent);
}
.prod-thumb img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}
.prod-thumb--color img {
    object-fit: cover;
}

.prod-lightbox[hidden] { display: none !important; }
.prod-lightbox {
    position: fixed;
    inset: 0;
    z-index: 12000;
    display: flex;
    align-items: center;
    justify-content: center;
}
.prod-lightbox__backdrop {
    position: absolute;
    inset: 0;
    border: 0;
    background: rgba(43, 24, 10, 0.82);
    cursor: pointer;
}
.prod-lightbox__dialog {
    position: relative;
    z-index: 1;
    width: min(96vw, 1100px);
    height: min(92vh, 920px);
    display: flex;
    align-items: center;
    justify-content: center;
}
.prod-lightbox__img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    background: transparent;
}
.prod-lightbox__close,
.prod-lightbox__nav {
    position: absolute;
    border: 0;
    background: rgba(253, 246, 238, 0.94);
    color: var(--accent);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
}
.prod-lightbox__close {
    top: 8px;
    right: 8px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    z-index: 2;
}
.prod-lightbox__nav {
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
}
.prod-lightbox__nav--prev { left: 8px; }
.prod-lightbox__nav--next { right: 8px; }
.prod-lightbox__counter {
    position: absolute;
    bottom: 12px;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    font-size: 0.85rem;
    letter-spacing: 0.04em;
    text-shadow: 0 1px 4px rgba(0,0,0,0.45);
}

.prod-buy h1 { font-size: 2rem; margin: 0 0 12px; }
.prod-buy__price { display: flex; align-items: baseline; gap: 8px; margin: 4px 0 2px; flex-wrap: wrap; }
.prod-buy__price strong { font-size: 1.85rem; color: var(--accent); }
.prod-buy__price s { color: var(--text-muted); font-size: 1.05rem; }
.prod-buy__per { color: var(--text-muted); font-size: 1rem; }
.prod-buy__lead { color: var(--text); line-height: 1.6; margin: 0; }
.prod-buy__more { margin-left: 6px; white-space: nowrap; }
.prod-buy__more::before {
    content: "▸";
    display: inline-block;
    margin-right: 5px;
    font-size: 0.85em;
}
.prod-buy__more.is-open::before { content: "▾"; }
.prod-vat { margin: 2px 0 0; font-size: 0.92rem; font-weight: 600; color: var(--text); }
.prod-spec {
    background: var(--white);
    border: var(--frame-border);
    border-radius: var(--radius);
    padding: 4px 18px 6px;
}
.prod-spec__row,
.prod-spec .prod-group {
    display: grid;
    grid-template-columns: minmax(110px, 34%) minmax(0, 1fr);
    gap: 12px 16px;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    background: transparent;
    border-left: 0;
    border-right: 0;
    border-top: 0;
    border-radius: 0;
}
.prod-spec .prod-group:last-child { border-bottom: 0; }
.prod-spec #prodOptionGroups .prod-group:last-child { border-bottom: 0; }
.prod-spec__label,
.prod-spec .prod-group h3 {
    margin: 0;
    font-size: 0.92rem;
    font-family: var(--font-sans);
    font-weight: 600;
    color: var(--text);
}
.prod-spec__value { font-size: 0.95rem; line-height: 1.4; }
.prod-spec__value--ok { color: #2f7a3e; font-weight: 600; }
.prod-spec__note { display: block; margin-top: 2px; color: var(--text-muted); font-weight: 500; font-size: 0.82rem; }
.prod-spec .prod-group { padding: 12px 0; }
.prod-tech {
    padding: 4px 0 16px;
    border-bottom: 1px solid var(--border);
}
.prod-tech__note { margin: 0 0 10px; }
.prod-tech__note[hidden] { display: none !important; }
.prod-tech h3 {
    margin: 8px 0 10px;
    font-size: 0.92rem;
    font-family: var(--font-sans);
    font-weight: 600;
}
.prod-tech__cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
}
.prod-form .prod-tech__card {
    position: relative;
    display: grid;
    gap: 6px;
    margin: 0;
    padding: 14px 14px 14px 38px;
    background: var(--bg-alt, #f7f1e8);
    border: 1px solid var(--border);
    border-radius: 14px;
    cursor: pointer;
}
.prod-form .prod-tech__card input {
    position: absolute;
    top: 16px;
    left: 14px;
    width: 16px;
    height: 16px;
    margin: 0;
}
.prod-form .prod-tech__card strong { font-size: 0.98rem; line-height: 1.3; }
.prod-form .prod-tech__card span { color: var(--text-muted); font-size: 0.86rem; line-height: 1.45; }
.prod-form .prod-tech__card.is-on {
    background: #fff;
    border-color: #3e2407;
    box-shadow: inset 0 0 0 1px #3e2407;
}
.prod-uv-samples {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 14px;
}
.prod-uv-samples figure { margin: 0; }
.prod-uv-samples img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 14px;
    background: #f3eadf;
}
.prod-uv-samples figcaption {
    margin-top: 6px;
    font-size: 0.82rem;
    line-height: 1.4;
    color: var(--text-muted);
}
@media (max-width: 640px) {
    .prod-uv-samples { grid-template-columns: 1fr; }
}
.prod-spec .prod-group select { min-height: 42px; }
.prod-buy-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}
.prod-qty {
    display: inline-flex;
    align-items: center;
    border: var(--field-border);
    border-radius: var(--radius-sm);
    background: #fff;
    overflow: hidden;
    flex: 0 0 auto;
}
.prod-qty button {
    width: 44px;
    height: 48px;
    border: 0;
    background: transparent;
    color: var(--accent);
    font-size: 1.35rem;
    line-height: 1;
    cursor: pointer;
}
.prod-qty button:hover { background: var(--bg-alt); }
.prod-qty input[type="number"] {
    width: 52px;
    min-width: 52px;
    min-height: 48px;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    text-align: center;
    font-size: 1.05rem;
    -moz-appearance: textfield;
    appearance: textfield;
}
.prod-qty input[type="number"]::-webkit-outer-spin-button,
.prod-qty input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
.prod-buy-actions .prod-submit {
    flex: 1 1 160px;
    width: auto;
    min-height: 48px;
    border-radius: 999px;
}
.prod-buy__desc { line-height: 1.6; margin: 0 0 16px; color: var(--text); }
.prod-buy__desc h2 { font-size: 1.25rem; margin: 1.1em 0 0.35em; }
.prod-buy__desc h2:first-child { margin-top: 4px; }
.prod-buy__desc h3 { font-size: 1.1rem; margin: 1em 0 0.3em; }
.prod-buy__desc p { margin: 0 0 0.7em; }
.prod-buy__desc ul, .prod-buy__desc ol { margin: 0.4em 0 0.8em 1.15em; }
.prod-buy__desc li { margin: 0.2em 0; }
.prod-meta { list-style: none; color: var(--text-muted); font-size: 0.9rem; margin: 0; padding: 0; }
.prod-meta li + li { margin-top: 4px; }

.prod-form { min-width: 0; }
.prod-group, .prod-surface, .prod-qr, .prod-field {
    background: var(--white);
    border: var(--frame-border);
    border-radius: var(--radius);
    padding: 16px 16px 14px;
}
.prod-group h3, .prod-surface h3, .prod-qr h3 { font-size: 1rem; margin: 0 0 8px; font-family: var(--font-sans); }
.prod-help { font-size: 0.85rem; color: var(--text-muted); margin: 0 0 10px; }
.prod-create-memory { font-size: 0.9rem; margin: 4px 0 12px; }
.prod-create-memory a { font-weight: 600; }
.prod-quote-errors { color: #8a1f12; background: #fdecea; border-radius: var(--radius-sm); padding: 10px 12px; font-size: 0.9rem; }
.prod-quote-errors p { margin: 0; }
.prod-quote-errors p + p { margin-top: 6px; }
.prod-summary__thumb { width: 56px; height: 56px; object-fit: cover; border-radius: 6px; vertical-align: middle; margin-right: 8px; }
.prod-form select,
.prod-form input[type="text"],
.prod-form input[type="email"],
.prod-form input[type="tel"],
.prod-form input[type="url"],
.prod-form input[type="date"],
.prod-form textarea {
    width: 100%;
    min-height: 96px;
    border: var(--field-border);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    font: inherit;
    background: #fff;
    white-space: pre-wrap;
    overflow-wrap: break-word;
    word-break: break-word;
    resize: vertical;
    line-height: 1.45;
}
.prod-form select { font-size: 1.02rem; }
.prod-form label { display: block; font-size: 0.9rem; margin-bottom: 10px; }
.prod-form .prod-upload__box {
    display: flex;
    margin-bottom: 0;
    font-size: 1rem;
}
.prod-spec #prodSurfaces:not(:empty),
.prod-spec #prodQr:not(:empty),
.prod-spec #prodFields:not(:empty) {
    padding: 10px 0 12px;
    border-top: 1px solid var(--border);
}
.prod-spec .prod-surface,
.prod-spec .prod-qr,
.prod-spec .prod-field {
    background: var(--bg-alt);
    border: var(--frame-border);
    border-radius: var(--radius-sm);
    padding: 14px;
}
.prod-spec .prod-surface h3,
.prod-spec .prod-qr h3 {
    margin: 0 0 8px;
    font-size: 1rem;
}
.prod-upload {
    display: flex;
    flex-direction: column;
    gap: 8px;
    position: relative;
}
.prod-upload.has-file {
    display: block;
}
.prod-upload__box {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 118px;
    margin: 0;
    padding: 18px 16px;
    border: 1px dashed var(--accent);
    border-radius: var(--radius-sm);
    background: #fff;
    cursor: pointer;
    text-align: center;
    color: var(--accent);
}
.prod-upload__box strong { font-size: 1rem; }
.prod-upload__box span { font-size: 0.82rem; color: var(--text-muted); font-weight: 400; max-width: 36ch; }
.prod-upload__box input[type="file"] {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
    font-size: 0;
}
.prod-upload__box[hidden] { display: none !important; }
.prod-upload.has-file .prod-upload__box { display: none; }
.prod-upload__preview-wrap {
    position: relative;
    display: inline-block;
    width: max-content;
    max-width: 100%;
    margin: 0;
    padding: 0;
    line-height: 0;
    vertical-align: top;
}
.prod-upload__preview-wrap[hidden] { display: none !important; }
.prod-upload__preview {
    display: block;
    max-width: 100%;
    max-height: 220px;
    width: auto;
    height: auto;
    border-radius: 8px;
}
.prod-upload__remove {
    position: absolute;
    top: 4px;
    right: 4px;
    left: auto;
    width: 26px;
    height: 26px;
    padding: 0;
    border: 0;
    border-radius: 50%;
    background: rgba(43, 24, 10, 0.82);
    color: #fff;
    font-size: 1.2rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}
.prod-upload__remove[hidden] { display: none !important; }
.prod-upload__remove:hover,
.prod-upload__remove:focus-visible {
    background: #8a1f12;
    outline: none;
}
.prod-check { display: flex; gap: 10px; align-items: flex-start; cursor: pointer; }
.prod-check input { margin-top: 4px; width: 18px; height: 18px; }

.prod-breakdown, .prod-summary {
    background: var(--bg-alt);
    border-radius: var(--radius);
    padding: 16px 18px;
}
.prod-breakdown h3, .prod-summary h3 { margin: 0 0 10px; font-size: 1rem; }
.prod-breakdown ul { list-style: none; margin: 0; padding: 0; }
.prod-breakdown li { display: flex; justify-content: space-between; gap: 12px; padding: 4px 0; font-size: 0.92rem; }
.prod-breakdown__total {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
    font-size: 1.05rem;
}
.prod-order-details { background: transparent; border: 0; padding: 0; }
.prod-order-details summary {
    cursor: pointer;
    list-style: none;
    width: 100%;
    box-sizing: border-box;
    justify-content: center;
    min-height: 49px;
    padding: 10px 18px;
    border-width: 1px;
    border-radius: 999px;
    font-size: 1rem;
    line-height: 1.4;
}
.prod-order-details summary::-webkit-details-marker { display: none; }
.prod-order-details summary::before { content: none; }
.prod-order-details[open] summary { margin-bottom: 16px; }
.prod-fields { display: grid; gap: 12px; margin: 12px 0; }
.prod-submit { min-height: 48px; font-size: 1.08rem; }
.prod-qty-note { font-size: 0.82rem; color: var(--text-muted); margin: 0; line-height: 1.45; }
.prod-desc { margin-top: 36px; max-width: 760px; }
.prod-desc summary {
    cursor: pointer;
    font-size: 1.35rem;
    padding: 8px 0;
    list-style: none;
}
.prod-desc summary::-webkit-details-marker { display: none; }
.prod-desc summary::before {
    content: "▸";
    display: inline-block;
    margin-right: 8px;
    font-family: var(--font-sans);
    font-size: 0.85em;
}
.prod-desc[open] summary::before { content: "▾"; }
.prod-desc[open] .prod-buy__desc,
.prod-desc[open] .prod-buy__lead { margin-top: 8px; }
.prod-desc__body { line-height: 1.7; }
.prod-desc__body h2, .prod-desc__body h3 { margin: 1.2em 0 0.4em; }
.prod-desc__body ul, .prod-desc__body ol { margin: 0.6em 0 0.6em 1.2em; }

.prod-sticky-bar {
    display: none;
    position: sticky;
    bottom: 0;
    background: rgba(253, 246, 238, 0.96);
    border-top: 1px solid var(--border);
    padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
    z-index: 20;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}
.prod-sticky-bar strong { font-size: 1.15rem; }

@media (max-width: 900px) {
    .prod-detail__top { grid-template-columns: 1fr; gap: 24px; }
    .prod-lantern-galleries { grid-template-columns: 1fr; gap: 32px; }
    .prod-lantern-page { gap: 28px; }
    .prod-detail__head h1,
    .prod-buy h1 { font-size: 1.6rem; }
    .prod-submit { min-height: 54px; }
    .prod-spec__row,
    .prod-spec .prod-group { grid-template-columns: 1fr; gap: 6px; }
}

@media (max-width: 640px) {
    .prod-catalog { padding: 28px 0 64px; }
    .prod-gallery__nav,
    .prod-lightbox__nav,
    .prod-lightbox__close {
        width: 42px;
        height: 42px;
    }
    .prod-thumb { width: 64px; }
    .prod-form select, .prod-form input[type="text"] { min-height: 52px; font-size: 16px; }
}