/**
 * Single product page — 1:1 with the approved compound page.
 * Depends on shop.css for the vial art, buttons and base tokens.
 */

.avyn-product-page { background: var(--avyn-paper); padding-bottom: 0; }
.avyn-product-page .avyn-shell { max-width: 80rem; margin: 0 auto; padding: 0 1.5rem; }

/* ── Breadcrumbs ───────────────────────────────────────── */
.avyn-crumbs { overflow-x: auto; scrollbar-width: none; }
.avyn-crumbs::-webkit-scrollbar { display: none; }
.avyn-crumbs ol { display: flex; align-items: center; gap: 0.375rem; list-style: none; margin: 0; padding: 0.75rem 0; white-space: nowrap; font-family: var(--avyn-mono); font-size: 0.6875rem; color: var(--avyn-slate); }
.avyn-crumbs li { display: flex; align-items: center; gap: 0.375rem; }
.avyn-crumbs svg { color: var(--avyn-rule); flex-shrink: 0; }
.avyn-crumbs a { color: var(--avyn-slate); text-decoration: none; }
.avyn-crumbs a:hover { color: var(--avyn-brand); }
.avyn-crumbs [aria-current] { color: var(--avyn-graphite); }

/* ── Header ────────────────────────────────────────────── */
.avyn-pd-header { margin: 0.5rem 0 2rem; max-width: 48rem; }
.avyn-pd-chips { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; margin-bottom: 0.75rem; }
.avyn-pd-chip { display: inline-flex; align-items: center; gap: 0.375rem; padding: 0.25rem 0.5rem; border: 1px solid var(--avyn-rule); background: var(--avyn-panel); font-family: var(--avyn-mono); font-size: 0.6875rem; letter-spacing: 0.02em; color: var(--avyn-graphite); text-decoration: none; }
a.avyn-pd-chip:hover { border-color: var(--avyn-ink); color: var(--avyn-graphite); }
.avyn-pd-title { margin: 0; font-size: clamp(2rem, 5vw, 3rem); font-weight: 650; line-height: 1.05; color: var(--avyn-ink); }
.avyn-pd-subtitle { margin: 0.625rem 0 0; font-size: 1rem; color: var(--avyn-graphite); }
.avyn-pd-aliases { margin: 0.5rem 0 0; font-family: var(--avyn-mono); font-size: 0.6875rem; color: var(--avyn-slate); }

/* ── Buy panel ─────────────────────────────────────────── */
.avyn-buy { display: grid; gap: 2.5rem; margin-bottom: 3.5rem; }
@media (min-width: 1024px) { .avyn-buy { grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 3.5rem; } }
/* Both columns stick within .avyn-buy while the other still scrolls, so
   the buy panel (add-to-cart) rides along until the container ends. */
@media (min-width: 1024px) { .avyn-buy-gallery, .avyn-buy-panel { position: sticky; top: 6rem; align-self: start; } }
.avyn-buy-well { border: 1px solid var(--avyn-rule); background: var(--avyn-shell); }
.avyn-buy-vial { display: flex; justify-content: center; padding: 2rem 0; }
/* Explicit display beats the hidden attribute — restate it per component. */
.avyn-buy-vial[hidden], .avyn-buy-restock[hidden] { display: none; }
.avyn-buy-vial .avyn-vial, .avyn-buy-vial svg { height: 22rem; width: auto; }
@media (min-width: 640px) { .avyn-buy-vial .avyn-vial, .avyn-buy-vial svg { height: 26rem; } }
.avyn-buy-thumbs { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0.5rem; margin-top: 0.75rem; }
body .avyn-buy-thumbs button { display: flex; justify-content: center; padding: 0.25rem; border: 1px solid var(--avyn-rule); background: var(--avyn-shell); cursor: pointer; transition: border-color 140ms ease; }
body .avyn-buy-thumbs button:hover { border-color: var(--avyn-graphite); background: var(--avyn-shell); }
body .avyn-buy-thumbs button[aria-pressed="true"] { border-color: var(--avyn-ink); }
.avyn-buy-thumbs svg { height: 5rem; width: auto; }

.avyn-buy-strengths { border: 0; margin: 0 0 1.25rem; padding: 0; }
.avyn-buy-strengths legend { margin-bottom: 0.625rem; }
.avyn-buy-strength-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
body .avyn-buy-strength-row button { min-height: 44px; padding: 0.5rem 0.875rem; border: 1px solid var(--avyn-rule); background: var(--avyn-panel); text-align: left; cursor: pointer; transition: border-color 140ms ease, background 140ms ease, color 140ms ease; color: var(--avyn-ink); }
body .avyn-buy-strength-row button:hover { border-color: var(--avyn-ink); background: var(--avyn-panel); color: var(--avyn-ink); }
body .avyn-buy-strength-row button[aria-pressed="true"] { border-color: var(--avyn-ink); background: var(--avyn-ink); color: var(--avyn-panel); }
.avyn-buy-strength { display: block; font-family: var(--avyn-mono); font-size: 0.875rem; font-weight: 600; }
.avyn-buy-strength-price { display: block; font-family: var(--avyn-mono); font-size: 0.6875rem; color: var(--avyn-slate); }
body .avyn-buy-strength-row button[aria-pressed="true"] .avyn-buy-strength-price { color: rgba(255, 254, 251, 0.7); }

.avyn-buy-badges { display: flex; flex-wrap: wrap; align-items: center; gap: 0.625rem; margin-bottom: 1.25rem; }
.avyn-stock-badge { display: inline-flex; align-items: center; gap: 0.375rem; padding: 0.25rem 0.5rem; border: 1px solid var(--avyn-rule); background: var(--avyn-panel); font-family: var(--avyn-mono); font-size: 0.6875rem; color: var(--avyn-graphite); }
.avyn-stock-badge i { width: 7px; height: 7px; border-radius: 50%; }
.avyn-stock-badge.is-ok i { background: var(--avyn-ok); }
.avyn-stock-badge.is-warn i { background: var(--avyn-warn); }
.avyn-stock-badge.is-data i { background: var(--avyn-data); }

.avyn-buy-pricebox { border: 1px solid var(--avyn-rule); background: var(--avyn-panel); padding: 1rem; }
.avyn-buy-pricerow { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 1rem; }
.avyn-buy-price { margin: 0.25rem 0 0; font-family: var(--avyn-mono); font-size: 1.875rem; font-weight: 600; line-height: 1; color: var(--avyn-ink); font-variant-numeric: tabular-nums; }
.avyn-buy-was { margin: 0.375rem 0 0; font-family: var(--avyn-mono); font-size: 0.6875rem; color: var(--avyn-slate); text-decoration: line-through; }
.avyn-buy-qty { display: flex; align-items: center; border: 1px solid var(--avyn-rule); background: var(--avyn-paper); margin-top: 0.375rem; }
body .avyn-buy-qty button { display: flex; align-items: center; justify-content: center; width: 44px; height: 44px; border: 0; background: transparent; color: var(--avyn-ink); cursor: pointer; padding: 0; }
body .avyn-buy-qty button:hover { background: var(--avyn-shell); color: var(--avyn-ink); }
.avyn-buy-qty input { width: 3.5rem; height: 44px; border: 0; border-left: 1px solid var(--avyn-rule); border-right: 1px solid var(--avyn-rule); background: transparent; text-align: center; font-family: var(--avyn-mono); font-size: 0.875rem; color: var(--avyn-ink); -moz-appearance: textfield; }
.avyn-buy-qty input::-webkit-outer-spin-button, .avyn-buy-qty input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.avyn-buy-tiernote { margin: 0.75rem 0 0; padding: 0.5rem 0.75rem; background: var(--avyn-tint); font-family: var(--avyn-mono); font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--avyn-brand); }
body .avyn-buy-add { width: 100%; margin-top: 1rem; display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; }
body .avyn-buy-add:disabled { opacity: 0.45; cursor: not-allowed; }
.avyn-buy-restock { display: flex; gap: 0.5rem; margin-top: 0.75rem; }
.avyn-buy-restock input[type="email"] { flex: 1; min-width: 0; border: 1px solid var(--avyn-rule); background: var(--avyn-paper); padding: 0.55rem 0.75rem; font-size: 0.8125rem; color: var(--avyn-ink); }
.avyn-buy-restock-done { margin: 0; font-family: var(--avyn-mono); font-size: 0.75rem; color: var(--avyn-ok); }

.avyn-buy-tiers { border: 1px solid var(--avyn-rule); background: var(--avyn-panel); margin-top: 1rem; }
.avyn-buy-tiers > .avyn-label { display: block; margin: 0; padding: 0.625rem 1rem; border-bottom: 1px solid var(--avyn-rule); }
.avyn-buy-tiers table { width: 100%; border-collapse: collapse; }
.avyn-buy-tiers tr { border-bottom: 1px solid var(--avyn-rule); }
.avyn-buy-tiers tr:last-child { border-bottom: 0; }
.avyn-buy-tiers tr.is-active { background: rgba(25, 118, 110, 0.06); }
.avyn-buy-tiers th, .avyn-buy-tiers td { padding: 0.625rem 1rem; font-family: var(--avyn-mono); font-size: 0.75rem; font-variant-numeric: tabular-nums; }
.avyn-buy-tiers th { text-align: left; }
body .avyn-buy-tiers th button { border: 0; background: transparent; padding: 0; font-family: var(--avyn-mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--avyn-ink); cursor: pointer; }
body .avyn-buy-tiers th button:hover { color: var(--avyn-brand); background: transparent; }
.avyn-buy-tiers td { text-align: right; color: var(--avyn-ink); }
.avyn-buy-tiers td .avyn-per { color: var(--avyn-slate); }
.avyn-buy-tiers td.avyn-saved { color: var(--avyn-brand); }

.avyn-buy-trust { display: grid; gap: 0.625rem; list-style: none; margin: 1rem 0 0; padding: 0; }
@media (min-width: 640px) { .avyn-buy-trust { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.avyn-buy-trust a { display: flex; gap: 0.75rem; height: 100%; border: 1px solid var(--avyn-rule); background: var(--avyn-panel); padding: 0.875rem; text-decoration: none; transition: border-color 140ms ease; }
.avyn-buy-trust a:hover { border-color: var(--avyn-ink); }
.avyn-buy-trust svg { flex-shrink: 0; margin-top: 2px; color: var(--avyn-brand); }
.avyn-buy-trust-title { display: block; font-size: 0.75rem; font-weight: 600; color: var(--avyn-ink); }
.avyn-buy-trust-body { display: block; margin-top: 2px; font-size: 0.6875rem; line-height: 1.6; color: var(--avyn-slate); }
.avyn-buy-comparison { margin-top: 1.5rem; }

/* ── Research description + RUO (inside the sticky gallery column) ── */
.avyn-pd-desc { margin-top: 2rem; }
.avyn-pd-desc h2.avyn-label { margin-bottom: 0.75rem; }
.avyn-pd-prose p { margin: 0 0 1em; max-width: 65ch; font-size: 0.9375rem; line-height: 1.75; color: var(--avyn-graphite); }
.avyn-pd-highlights { list-style: none; margin: 1rem 0 0; padding: 0; }
.avyn-pd-highlights li { display: flex; gap: 0.625rem; margin-bottom: 0.5rem; font-size: 0.875rem; color: var(--avyn-graphite); }
.avyn-pd-highlights li > span { flex-shrink: 0; width: 0.875rem; height: 1px; margin-top: 0.625rem; background: var(--avyn-data); }
.avyn-pd-desc .avyn-pd-ruo { margin-top: 1.25rem; }
.avyn-pd-ruo { border: 1px solid rgba(172, 78, 30, 0.3); background: rgba(172, 78, 30, 0.06); padding: 0.75rem 1rem; }
.avyn-pd-ruo .avyn-label { color: var(--avyn-data); margin-bottom: 0.375rem; }
.avyn-pd-ruo p:last-child { margin: 0; font-size: 0.75rem; line-height: 1.7; color: var(--avyn-graphite); }

/* ── Tabs band ─────────────────────────────────────────── */
.avyn-pd-tabsband { border-top: 1px solid var(--avyn-rule); border-bottom: 1px solid var(--avyn-rule); background: var(--avyn-panel); padding: 3rem 0; }
/* Scrollable for narrow screens, but with hidden scrollbars (the reference's
   no-scrollbar utility) — overflow-x:auto forces overflow-y to auto too, and
   the active tab's -1px underline otherwise draws a vertical scrollbar. */
.avyn-pd-tablist { display: flex; border-bottom: 1px solid var(--avyn-rule); overflow-x: auto; scrollbar-width: none; }
.avyn-pd-tablist::-webkit-scrollbar { display: none; }
body .avyn-pd-tablist button { position: relative; margin-bottom: -1px; white-space: nowrap; border: 0; border-bottom: 2px solid transparent; background: transparent; padding: 0.75rem 1rem; font-size: 0.875rem; font-weight: 500; color: var(--avyn-slate); cursor: pointer; transition: color 140ms ease; }
body .avyn-pd-tablist button:first-child { padding-left: 0; }
body .avyn-pd-tablist button:hover { color: var(--avyn-ink); background: transparent; }
body .avyn-pd-tablist button[aria-selected="true"] { border-bottom-color: var(--avyn-brand); color: var(--avyn-ink); }
.avyn-pd-tab-badge { margin-left: 0.5rem; font-family: var(--avyn-mono); font-size: 0.6875rem; font-weight: 400; color: var(--avyn-slate); }
.avyn-pd-tabs [role="tabpanel"] { padding-top: 1.5rem; }
.avyn-pd-tab-intro { margin: 0 0 1.25rem; max-width: 65ch; font-size: 0.875rem; line-height: 1.65; color: var(--avyn-graphite); }

.avyn-pd-lots-wrap { overflow-x: auto; border: 1px solid var(--avyn-rule); }
.avyn-pd-lots { width: 100%; min-width: 38rem; margin: 0; border-collapse: collapse; background: var(--avyn-paper); }
.avyn-buy-tiers table { margin: 0; }
.avyn-pd-lots thead tr { border-bottom: 1px solid var(--avyn-rule); }
.avyn-pd-lots thead th { padding: 0.625rem 1rem; text-align: left; font-family: var(--avyn-mono); font-size: 0.625rem; font-weight: 400; text-transform: uppercase; letter-spacing: 0.12em; color: var(--avyn-slate); }
.avyn-pd-lots tbody tr { border-bottom: 1px solid var(--avyn-rule); }
.avyn-pd-lots tbody tr:last-child { border-bottom: 0; }
.avyn-pd-lots tbody th { padding: 0.75rem 1rem; text-align: left; font-family: var(--avyn-mono); font-size: 0.75rem; font-weight: 600; color: var(--avyn-ink); }
.avyn-pd-lots tbody td { padding: 0.75rem 1rem; font-family: var(--avyn-mono); font-size: 0.75rem; color: var(--avyn-graphite); font-variant-numeric: tabular-nums; }
.avyn-pd-lots td.avyn-pd-lot-purity { font-weight: 600; color: var(--avyn-brand); }
.avyn-pd-lots td.avyn-pd-lot-lab { font-family: inherit; }
.avyn-pd-lots td.avyn-pd-lot-view { text-align: right; }
.avyn-pd-lots td.avyn-pd-lot-view a { font-family: var(--avyn-mono); font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--avyn-brand); text-decoration: underline; text-underline-offset: 4px; }
.avyn-pd-lots td.avyn-pd-lot-view a:hover { color: var(--avyn-brand-deep); }

.avyn-pd-specgrid { display: grid; gap: 2rem; align-items: start; }
@media (min-width: 1024px) { .avyn-pd-specgrid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.avyn-pd-datarows { border-top: 1px solid var(--avyn-rule); margin: 0; }
.avyn-data-row { display: grid; grid-template-columns: minmax(7.5rem, 34%) 1fr; gap: 0.75rem; border-bottom: 1px solid var(--avyn-rule); padding: 0.625rem 0; }
.avyn-data-row:last-child { border-bottom: 0; }
.avyn-data-row dt { padding-top: 2px; margin: 0; }
.avyn-data-row dd { margin: 0; font-size: 0.75rem; line-height: 1.65; color: var(--avyn-graphite); overflow-wrap: anywhere; }
.avyn-data-row dd.is-mono { font-family: var(--avyn-mono); }
.avyn-pd-handling { border: 1px solid var(--avyn-rule); background: var(--avyn-paper); padding: 1.25rem; }
.avyn-pd-handling .avyn-label { margin-bottom: 0.75rem; }
.avyn-pd-handling p { margin: 0 0 1rem; font-size: 0.875rem; line-height: 1.65; color: var(--avyn-graphite); }
.avyn-pd-handling p:last-child { margin-bottom: 0; }
.avyn-pd-handling a { color: var(--avyn-brand); text-decoration: underline; text-underline-offset: 4px; }

.avyn-pd-storecards { display: grid; gap: 1.5rem; }
@media (min-width: 768px) { .avyn-pd-storecards { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.avyn-pd-storecard { border: 1px solid var(--avyn-rule); background: var(--avyn-paper); padding: 1.25rem; }
.avyn-pd-storecard > svg { color: var(--avyn-brand); margin-bottom: 0.75rem; }
.avyn-pd-storecard-title { margin: 0; font-size: 0.875rem; font-weight: 600; color: var(--avyn-ink); }
.avyn-pd-storecard .avyn-pd-datarows { margin-top: 0.75rem; }
.avyn-pd-storecard .avyn-data-row dd:not(.is-mono) { font-family: inherit; }

/* ── Related ───────────────────────────────────────────── */
/* The shell rule above (.avyn-product-page .avyn-shell) sets padding as a
   shorthand, so this selector must outweigh it or the section sits flush
   against the tabs band and the footer. */
.avyn-product-page .avyn-shell.avyn-pd-related { padding-top: 4.5rem; padding-bottom: 4.5rem; }
.avyn-related-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; list-style: none; margin: 0; padding: 0; }
@media (min-width: 1024px) { .avyn-related-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.avyn-related-grid .avyn-card { border: 1px solid var(--avyn-rule); background: var(--avyn-panel); }

/* Long description tab — SEO-length content with headings and lists. */
.avyn-pd-longdesc { max-width: 72ch; }
.avyn-pd-longdesc h2, .avyn-pd-longdesc h3, .avyn-pd-longdesc h4 { margin: 1.5em 0 0.5em; font-weight: 650; line-height: 1.2; color: var(--avyn-ink); }
.avyn-pd-longdesc h2 { font-size: 1.375rem; }
.avyn-pd-longdesc h3 { font-size: 1.125rem; }
.avyn-pd-longdesc h4 { font-size: 1rem; }
.avyn-pd-longdesc ul, .avyn-pd-longdesc ol { margin: 0 0 1em; padding-left: 1.25rem; font-size: 0.9375rem; line-height: 1.75; color: var(--avyn-graphite); }
.avyn-pd-longdesc li { margin-bottom: 0.375em; }
.avyn-pd-longdesc a { color: var(--avyn-brand); text-decoration: underline; text-underline-offset: 4px; }
.avyn-pd-longdesc > :first-child { margin-top: 0; }

/* Sale badges on the gallery well. */
.avyn-buy-well { position: relative; }
.avyn-buy-well .avyn-sale-badges { top: 1rem; right: 1rem; }
.avyn-buy-tiers[hidden] { display: none; }

/* ── Real product photo in the buy gallery ── */
/* A real product photo fills the gallery well edge to edge (cover crops the
   overflow); the wrapper's vial padding goes so there is no frame around it.
   Total height matches the vial-art well (vial 22/26rem + 2×2rem padding). */
.avyn-buy-vial-photo { padding: 0; }
.avyn-buy-vial .avyn-buy-photo { display: block; width: 100%; height: 26rem; object-fit: cover; }
@media (min-width: 640px) { .avyn-buy-vial .avyn-buy-photo { height: 30rem; } }

/* ── Photo lightbox ─────────────────────────────────────────────
   The photo is a button that opens a full-screen zoom modal; a small
   magnifier hint sits in the corner. Gallery images become thumbs that
   swap the main photo and set the modal's starting image. */
.avyn-photo-open { position: relative; display: block; width: 100%; padding: 0; border: 0; background: none; cursor: zoom-in; overflow: hidden; }
/* WooCommerce-style hover zoom: magnify while hovering, pan with the cursor
   (JS drives transform-origin); clicking opens the lightbox. */
.avyn-photo-open .avyn-buy-photo { transition: transform 220ms ease; }
.avyn-photo-open:hover .avyn-buy-photo { transform: scale(1.8); }
.avyn-photo-hint { position: absolute; right: 0.75rem; bottom: 0.75rem; display: flex; align-items: center; justify-content: center; width: 2rem; height: 2rem; border: 1px solid var(--avyn-rule); background: rgba(255, 255, 255, 0.9); color: var(--avyn-graphite); pointer-events: none; }
.avyn-photo-thumbs img { display: block; width: 100%; height: 4.5rem; object-fit: cover; }
body .avyn-photo-thumbs button { padding: 0; overflow: hidden; }

body.avyn-lb-lock { overflow: hidden; }
/* z-index clears the WP admin bar (99999) so the close button is never
   buried under it while logged in. Opens with a fade + settle-in; the JS
   removes .is-open before removing the node, so closing animates too. */
.avyn-lightbox { position: fixed; inset: 0; z-index: 100000; display: flex; align-items: center; justify-content: center; background: rgba(18, 22, 24, 0.94); opacity: 0; transition: opacity 240ms ease; }
.avyn-lightbox.is-open { opacity: 1; }
.avyn-lb-stage { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; margin: 0; overflow: hidden; transform: scale(0.93); transition: transform 240ms ease; }
.avyn-lightbox.is-open .avyn-lb-stage { transform: scale(1); }
.avyn-lb-img { max-width: min(92vw, 1100px); max-height: 86vh; object-fit: contain; cursor: zoom-out; }
/* padding: 0 beats the theme's global button padding (15px 30px), which
   left these fixed-size buttons with a zero-width content box — the x
   and arrow icons collapsed to nothing inside it. */
.avyn-lightbox button { display: flex; align-items: center; justify-content: center; padding: 0; border: 1px solid rgba(255, 255, 255, 0.28); background: rgba(18, 22, 24, 0.55); color: #fffefb; cursor: pointer; transition: background 140ms ease, border-color 140ms ease; }
.avyn-lightbox button svg { flex-shrink: 0; }
.avyn-lightbox button:hover, .avyn-lightbox button:focus-visible { background: rgba(255, 255, 255, 0.14); border-color: rgba(255, 255, 255, 0.6); outline: none; }
.avyn-lb-close { position: absolute; top: 1rem; right: 1rem; z-index: 2; width: 2.75rem; height: 2.75rem; }
.avyn-lb-nav { position: absolute; top: 50%; z-index: 2; width: 2.75rem; height: 3.5rem; transform: translateY(-50%); }
.avyn-lb-prev { left: 1rem; }
.avyn-lb-next { right: 1rem; }
.avyn-lb-count { position: absolute; bottom: 1.1rem; left: 50%; transform: translateX(-50%); font-family: var(--avyn-mono); font-size: 0.75rem; letter-spacing: 0.08em; color: rgba(255, 255, 255, 0.85); }
.avyn-lb-tip { position: absolute; top: 1.35rem; left: 50%; transform: translateX(-50%); font-family: var(--avyn-mono); font-size: 0.6875rem; letter-spacing: 0.06em; color: rgba(255, 255, 255, 0.55); }
@media (max-width: 640px) { .avyn-lb-tip { display: none; } }