/* =============================================================
   HOOP SOCKS — design system
   1. Tokens
   2. Reset & base
   3. Utilities
   4. Typography
   5. Components (buttons, cards, placeholders, forms)
   6. Sections (header, hero, marquee, catalog, product, admin, footer)
   7. Effects
   8. Responsive
   9. Reduced motion
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  /* palette */
  --bg: #0b0b0d;
  --bg-2: #17171a;
  --surface: #ffffff;
  --surface-2: #f3f2f0;
  --ink: #0b0b0d;
  --ink-soft: #3a3a3d;
  --ink-mute: #6b6b70;
  --cream: #f5f4f2;
  --cream-mute: rgba(245, 244, 242, 0.68);
  --accent: #ff5a1f;       /* hoop orange — decorative, large surfaces */
  --accent-deep: #b33e10;  /* accessible on white text — buttons */
  --accent-soft: rgba(255, 90, 31, 0.14);
  --whatsapp: #25d366;
  --danger: #e0361c;
  --line-dark: rgba(245, 244, 242, 0.14);
  --line-light: rgba(11, 11, 13, 0.12);

  /* type */
  --font-display: "Anton", "Arial Narrow", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  /* spacing */
  --gutter: clamp(1.25rem, 4vw, 2.5rem);
  --section-space: clamp(3.5rem, 8vw, 7rem);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-pill: 999px;

  /* motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  overflow-x: clip;
}
body {
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  overscroll-behavior-y: none;
}
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
input { font: inherit; color: inherit; }
ul { list-style: none; padding: 0; }
p { text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.02; }
::selection { background: var(--accent); color: var(--ink); }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

@view-transition { navigation: auto; }
::view-transition-old(root) { animation: fadeOutUp .5s var(--ease-out); }
::view-transition-new(root) { animation: fadeInUp .5s var(--ease-out); }
@keyframes fadeOutUp { to { opacity: 0; transform: translateY(-10px); } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(10px); } }

/* =============================================================
   3. Utilities
   ============================================================= */
.container {
  width: 100%;
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0; padding: 0; margin: -1px;
}
.skip-link {
  position: fixed;
  top: -100px; left: 1rem;
  padding: .7rem 1.1rem;
  background: var(--cream);
  color: var(--ink);
  z-index: 9999;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: top .2s var(--ease-out);
}
.skip-link:focus { top: 1rem; }

.kicker {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
}
.kicker::before {
  content: "";
  width: .5em; height: .5em;
  border-radius: 50%;
  background: currentColor;
  flex: none;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-split] { opacity: 1; transform: none; }

/* =============================================================
   4. Typography
   ============================================================= */
h1, .h1 { font-family: var(--font-display); font-weight: 400; letter-spacing: -0.01em; text-transform: uppercase; }
h2, .h2 { font-family: var(--font-display); font-weight: 400; letter-spacing: -0.005em; text-transform: uppercase; }
h3, .h3 { font-family: var(--font-display); font-weight: 400; text-transform: uppercase; letter-spacing: 0; }

.section-head {
  display: flex;
  flex-direction: column;
  gap: .9rem;
  margin-bottom: clamp(1.75rem, 4vw, 3rem);
}
.section-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: .98;
}

/* =============================================================
   5. Components
   ============================================================= */

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .6em;
  padding: .95rem 1.7rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .01em;
  transition: background .25s var(--ease-out), color .25s var(--ease-out), transform .25s var(--ease-out), box-shadow .25s var(--ease-out);
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }

.btn-primary {
  background: var(--ink);
  color: var(--cream);
}
.btn-primary:hover { background: var(--accent-deep); color: #fff; }

.btn-outline {
  background: transparent;
  border: 2px solid currentColor;
}
.btn-outline:hover { background: var(--ink); color: var(--cream); border-color: var(--ink); }

.btn-block { width: 100%; }

.btn-whatsapp {
  background: var(--ink);
  color: #fff;
  width: 100%;
  padding: 1.05rem 1.7rem;
  font-size: 1rem;
}
.btn-whatsapp svg { width: 1.25em; height: 1.25em; flex: none; fill: var(--whatsapp); }
.btn-whatsapp:hover { background: var(--accent-deep); }
.btn-whatsapp.is-disabled,
.btn-whatsapp:disabled {
  background: var(--surface-2);
  color: var(--ink-mute);
  pointer-events: none;
}
.btn-whatsapp.is-disabled svg,
.btn-whatsapp:disabled svg { fill: var(--ink-mute); }

/* --- Stock badges --- */
.stock-badge {
  display: inline-flex;
  align-items: center;
  gap: .5em;
  font-family: var(--font-mono);
  font-size: .74rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: #fff;
  background: var(--danger);
  padding: .45em .9em;
  border-radius: var(--radius-pill);
}
.stock-badge[hidden] { display: none; }

/* --- Placeholders --- */
.img-placeholder {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  min-height: 140px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background:
    repeating-linear-gradient(135deg, rgba(255,255,255,.05) 0 2px, transparent 2px 14px),
    linear-gradient(155deg, var(--bg-2), var(--bg) 65%);
  color: var(--cream-mute);
  isolation: isolate;
}
.img-placeholder::before {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1.5px dashed rgba(245, 244, 242, 0.22);
  border-radius: calc(var(--radius-lg) - 6px);
  pointer-events: none;
}
.img-placeholder-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .6rem;
  text-align: center;
  padding: 1rem;
}
.img-placeholder-icon { width: 34px; height: 34px; stroke: var(--accent); fill: none; stroke-width: 1.4; opacity: .9; }
.img-placeholder-label {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  line-height: 1.5;
}
.img-placeholder-dim {
  font-family: var(--font-mono);
  font-size: .64rem;
  color: rgba(245, 244, 242, 0.4);
}
.img-placeholder--light {
  background:
    repeating-linear-gradient(135deg, rgba(11,11,13,.04) 0 2px, transparent 2px 14px),
    linear-gradient(155deg, var(--surface-2), #e9e7e3 65%);
  color: var(--ink-mute);
}
.img-placeholder--light::before { border-color: rgba(11,11,13,.16); }
.img-placeholder--light .img-placeholder-dim { color: rgba(11,11,13,.35); }

/* --- Product card --- */
.product-card {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  padding: 1rem;
  border-radius: var(--radius-lg);
  background: var(--surface);
  transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out);
}
.product-card:hover { transform: translateY(-6px); box-shadow: 0 24px 48px -20px rgba(11,11,13,.28); }
.product-card-media {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-md);
  overflow: hidden;
}
.product-card-badge {
  position: absolute;
  top: 12px; left: 12px;
  z-index: 2;
}
.product-card.is-agotado .product-card-media { filter: grayscale(.55) brightness(.85); }
.product-card-body { display: flex; flex-direction: column; gap: .4rem; padding-inline: .35rem; }
.product-card-name { font-size: 1.2rem; }
.product-card-price {
  font-family: var(--font-mono);
  font-size: .92rem;
  color: var(--ink-soft);
}
.product-card-cta { margin-top: .6rem; }

/* --- Variant selectors --- */
.variant-group { display: flex; flex-direction: column; gap: .7rem; margin-bottom: 1.4rem; }
.variant-label {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.variant-label strong { color: var(--ink); font-weight: 700; }
.swatch-row, .chip-row { display: flex; flex-wrap: wrap; gap: .6rem; }

.swatch {
  display: inline-flex;
  align-items: center;
  gap: .55em;
  padding: .5em .9em .5em .55em;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--line-light);
  font-size: .88rem;
  font-weight: 600;
  transition: border-color .2s var(--ease-out), background .2s var(--ease-out);
}
.swatch::before {
  content: "";
  width: 1.15em; height: 1.15em;
  border-radius: 50%;
  background: var(--swatch-color, #999);
  border: 1px solid rgba(11,11,13,.15);
  flex: none;
}
.swatch:hover { border-color: var(--ink); }
.swatch.is-active { border-color: var(--ink); background: var(--ink); color: #fff; }

.chip {
  padding: .6em 1.1em;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--line-light);
  font-family: var(--font-mono);
  font-size: .85rem;
  font-weight: 600;
  transition: border-color .2s var(--ease-out), background .2s var(--ease-out), color .2s var(--ease-out);
}
.chip small { opacity: .7; margin-left: .3em; }
.chip:hover { border-color: var(--ink); }
.chip.is-active { border-color: var(--ink); background: var(--ink); color: #fff; }

/* --- Forms (admin) --- */
.field { display: flex; flex-direction: column; gap: .5rem; }
.field label {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.field input {
  padding: .9rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--line-light);
  font-size: 1rem;
  background: var(--surface);
}
.field input:focus-visible { border-color: var(--accent); }

/* =============================================================
   6. Sections
   ============================================================= */

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding-block: 1.1rem;
  background: rgba(11, 11, 13, 0);
  transition: background .35s var(--ease-out), padding .35s var(--ease-out), box-shadow .35s var(--ease-out);
}
.site-header.is-solid {
  background: rgba(11, 11, 13, .92);
  backdrop-filter: blur(10px) saturate(140%);
  -webkit-backdrop-filter: blur(10px) saturate(140%);
  padding-block: .75rem;
  box-shadow: 0 12px 30px -18px rgba(0,0,0,.6);
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--cream);
  letter-spacing: .01em;
  text-transform: uppercase;
  display: inline-flex;
  gap: .35em;
}
.nav-logo span { color: var(--accent); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  font-weight: 600;
  font-size: .92rem;
}
.nav-links a { color: var(--cream-mute); transition: color .2s var(--ease-out); position: relative; }
.nav-links a:hover { color: var(--cream); }
.nav-links a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0; right: 100%; bottom: -4px;
  height: 2px;
  background: var(--accent);
  transition: right .28s var(--ease-out);
}
.nav-links a:not(.btn):hover::after { right: 0; }
.nav-cta {
  background: var(--accent);
  color: var(--ink) !important;
  padding: .6em 1.2em;
  border-radius: var(--radius-pill);
  font-weight: 700 !important;
}
.nav-cta:hover { background: var(--cream); }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: .5rem;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--cream); border-radius: 2px; transition: transform .25s var(--ease-out), opacity .25s var(--ease-out); }

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: .5em;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--ink-mute);
  padding-block: 1.5rem;
}
.breadcrumb a { color: var(--ink-mute); }
.breadcrumb a:hover { color: var(--ink); }
.breadcrumb span[aria-current] { color: var(--ink); }

/* --- Hero --- */
.hero {
  position: relative;
  background: var(--bg);
  color: var(--cream);
  padding-block: clamp(6.5rem, 16vw, 9.5rem) clamp(3.5rem, 8vw, 5.5rem);
  overflow: clip;
}
.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 70%;
  background: radial-gradient(ellipse at 20% 20%, rgba(255,90,31,.22), transparent 60%);
  pointer-events: none;
}
.hero-shape {
  position: absolute;
  right: -8%;
  top: 0;
  width: 55%;
  height: 100%;
  background: linear-gradient(155deg, var(--accent), var(--accent-deep));
  clip-path: polygon(38% 0, 100% 0, 100% 100%, 12% 100%);
  opacity: .16;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  gap: clamp(2.5rem, 6vw, 4rem);
  grid-template-columns: 1fr;
}
.hero-text { max-width: 46ch; }
.hero-title {
  font-size: clamp(2.6rem, 8vw, 5.4rem);
  line-height: .94;
  margin-block: 1rem 1.2rem;
}
.hero-title em {
  font-style: normal;
  color: var(--accent);
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--cream-mute);
  max-width: 40ch;
  margin-bottom: 1.9rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; }
.hero-actions .btn-outline { color: var(--cream); }

.hero-gallery {
  position: relative;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  grid-template-rows: repeat(2, minmax(120px, 1fr));
  gap: 1rem;
  min-height: 340px;
}
.hero-panel--main { grid-row: 1 / span 2; }
.hero-panel--main .img-placeholder,
.hero-panel--side .img-placeholder { min-height: 100%; }
.hero-panel--side:nth-of-type(3) { transform: translateY(6%); }

/* --- Marquee --- */
.marquee {
  background: var(--ink);
  color: var(--cream);
  overflow: hidden;
  padding-block: .85rem;
  border-block: 1px solid var(--line-dark);
}
.marquee-track {
  display: flex;
  width: max-content;
  animation: marqueeScroll 26s linear infinite;
}
.marquee-track span {
  display: flex;
  align-items: center;
  gap: .7em;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding-inline: 1.4rem;
  white-space: nowrap;
}
.marquee-track span::after { content: "\2022"; color: var(--accent); margin-left: 1.4rem; }
@keyframes marqueeScroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* --- Trust strip --- */
.trust-strip {
  border-bottom: 1px solid var(--line-light);
}
.trust-strip .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  padding-block: clamp(2rem, 5vw, 2.75rem);
}
.trust-item { display: flex; gap: .9rem; align-items: flex-start; }
.trust-item svg { width: 26px; height: 26px; flex: none; stroke: var(--accent); fill: none; stroke-width: 1.6; margin-top: .1rem; }
.trust-item h3 { font-family: var(--font-body); text-transform: none; font-size: .98rem; font-weight: 700; margin-bottom: .2rem; }
.trust-item p { font-size: .88rem; color: var(--ink-mute); }

/* --- Catalog --- */
.catalog-section { padding-block: var(--section-space); background: var(--surface); }
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(1.5rem, 3vw, 2.25rem);
}

/* --- Product detail --- */
.product-page { background: var(--surface); padding-bottom: var(--section-space); }
.product-layout {
  display: grid;
  grid-template-columns: 1fr;
  align-items: start;
  gap: clamp(2rem, 5vw, 3.5rem);
}
.gallery-main { aspect-ratio: 4 / 5; margin-bottom: 1rem; }
.gallery-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: .7rem; }
.gallery-thumb {
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-sm);
  cursor: pointer;
  opacity: .55;
  transition: opacity .2s var(--ease-out), outline-color .2s var(--ease-out);
  outline: 2px solid transparent;
  outline-offset: 2px;
}
.gallery-thumb:hover { opacity: .85; }
.gallery-thumb.is-active { opacity: 1; outline-color: var(--ink); }
.gallery-thumb .img-placeholder { border-radius: var(--radius-sm); min-height: 0; }
.gallery-thumb .img-placeholder-label { display: none; }
.gallery-thumb .img-placeholder-icon { width: 18px; height: 18px; }

.product-title { font-size: clamp(2.1rem, 4.4vw, 3rem); margin-bottom: .8rem; }
.product-desc { color: var(--ink-soft); max-width: 52ch; margin-bottom: 1.3rem; }
.product-price {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1.6rem;
}
.product-cta-wrap { display: flex; flex-direction: column; gap: .7rem; }
.product-cta-note { font-size: .82rem; color: var(--ink-mute); text-align: center; }

/* --- Footer --- */
.site-footer { background: var(--ink); color: var(--cream); padding-block: clamp(3rem, 6vw, 4.5rem) 2rem; }
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--line-dark);
}
.footer-brand .nav-logo { margin-bottom: .8rem; }
.footer-brand p { color: var(--cream-mute); max-width: 34ch; }
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--cream-mute);
  margin-bottom: 1rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: .7rem; }
.footer-col a { color: var(--cream); transition: color .2s var(--ease-out); }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.6rem;
  font-size: .8rem;
  color: var(--cream-mute);
}

/* --- Admin --- */
.admin-body { background: var(--surface-2); min-height: 100svh; }
.admin-shell {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.25rem;
}
.admin-card {
  width: 100%;
  max-width: 480px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 5vw, 2.75rem);
  box-shadow: 0 30px 60px -30px rgba(11,11,13,.25);
}
.admin-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.6rem; }
.admin-back { font-size: .82rem; font-weight: 600; color: var(--ink-mute); }
.admin-back:hover { color: var(--ink); }
.admin-card h1 { font-size: 1.5rem; margin-bottom: .4rem; }
.admin-card > p.admin-lede { color: var(--ink-mute); font-size: .92rem; margin-bottom: 1.6rem; }
.admin-gate { display: flex; flex-direction: column; gap: 1.2rem; }
.admin-panel[hidden], .admin-gate[hidden] { display: none; }
.admin-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: .7rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line-light);
}
.admin-row:last-of-type { border-bottom: 0; }
.admin-row-name { font-weight: 700; }
.admin-row-status {
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.admin-row-status.is-agotado { color: var(--danger); }
.admin-row-actions { display: flex; gap: .6rem; flex-wrap: wrap; }
.admin-btn {
  padding: .55em 1em;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--line-light);
  font-size: .82rem;
  font-weight: 600;
  transition: opacity .2s, border-color .2s;
}
.admin-btn:hover { border-color: var(--ink); }
.admin-btn:disabled { opacity: .35; pointer-events: none; }
.admin-btn-danger { color: var(--danger); border-color: rgba(224,54,28,.35); }
.admin-message {
  font-size: .85rem;
  font-weight: 600;
  padding: .7em 1em;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  margin-top: 1.4rem;
}
.admin-message.is-error { background: rgba(224,54,28,.1); color: var(--danger); }
.admin-message[hidden] { display: none; }
.admin-lock-row { margin-top: 1.6rem; text-align: right; }
.admin-lock-btn { font-size: .78rem; color: var(--ink-mute); font-weight: 600; }
.admin-lock-btn:hover { color: var(--ink); }

/* --- 404 --- */
.notfound {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--bg);
  color: var(--cream);
  padding: 2rem;
}
.notfound h1 { font-size: clamp(3rem, 10vw, 6rem); color: var(--accent); }
.notfound p { color: var(--cream-mute); margin-block: 1rem 1.8rem; }

/* =============================================================
   7. Effects
   ============================================================= */
@media (hover: hover) and (pointer: fine) {
  .product-card,
  .gallery-thumb,
  .swatch,
  .chip {
    will-change: transform;
  }
}

/* =============================================================
   8. Responsive
   ============================================================= */
@media (min-width: 720px) {
  .hero-inner { grid-template-columns: 1.05fr .95fr; align-items: center; }
  .footer-grid { grid-template-columns: 1.3fr repeat(2, 1fr); }
  .product-layout { grid-template-columns: 1.05fr .95fr; }
}

@media (min-width: 960px) {
  .nav-links { gap: 2.5rem; }
}

@media (max-width: 719px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    position: fixed;
    inset: 0 0 auto auto;
    top: 0;
    height: 100svh;
    width: min(78vw, 320px);
    background: var(--ink);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.6rem;
    padding: 2rem;
    transform: translateX(100%);
    transition: transform .35s var(--ease-out);
  }
  .nav-links.is-open { transform: translateX(0); }
  .nav-links a { font-size: 1.1rem; }
}

/* =============================================================
   9. Reduced motion — only truly intrusive effects
   ============================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .marquee-track { animation-duration: 60s; }
  ::view-transition-old(root), ::view-transition-new(root) { animation: none; }
}