/* =========================================================
   KUASHA — Winter Wear
   Design tokens → base → components → sections → pages
   ========================================================= */

:root {
  /* palette: winter night + ice + ember */
  --ink: #0b1220;
  --ink-2: #121b2e;
  --ink-3: #1b2740;
  --ice: #f3f7fb;
  --ice-2: #e6eef7;
  --frost: #9fd3ff;
  --frost-2: #c8e6ff;
  --ember: #ff6a3d;
  --ember-2: #ffb547;
  --text: #121826;
  --muted: #5b677a;
  --line: #dbe4ef;
  --ok: #18a058;
  --err: #e5484d;

  --grad-ember: linear-gradient(135deg, var(--ember) 0%, var(--ember-2) 100%);
  --grad-ice: linear-gradient(120deg, #ffffff 0%, var(--frost) 55%, #7aa7ff 100%);

  --font-display: "Unbounded", "Anek Bangla", system-ui, sans-serif;
  --font-head: "Anek Bangla", system-ui, sans-serif;
  --font-body: "Hind Siliguri", "Anek Bangla", system-ui, sans-serif;

  --r-sm: 10px;
  --r: 18px;
  --r-lg: 28px;
  --shadow-sm: 0 2px 8px rgba(11, 18, 32, .06);
  --shadow: 0 18px 40px -18px rgba(11, 18, 32, .35);
  --shadow-lg: 0 40px 80px -30px rgba(11, 18, 32, .55);
  --ease: cubic-bezier(.2, .8, .2, 1);
  --nav-h: 72px;
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 60px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--ice);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
[hidden] { display: none !important; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h2 { font-size: clamp(1.8rem, 3.6vw, 2.9rem); font-weight: 800; }
h2 em, h1 em { font-style: normal; background: var(--grad-ember); -webkit-background-clip: text; background-clip: text; color: transparent; }
p { margin: 0 0 1em; }
.container { width: min(1240px, 100% - 32px); margin-inline: auto; }
.muted { color: var(--muted); }
.small { font-size: .875rem; }
.center { text-align: center; }
.link { color: var(--ember); font-weight: 600; font-size: .9rem; }
.link:hover { text-decoration: underline; }
:focus-visible { outline: 3px solid var(--frost); outline-offset: 3px; border-radius: 6px; }

#snow {
  position: fixed; inset: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 60;
}

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); transition-delay: var(--d, 0s); }
.reveal.is-in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

/* ---------- buttons ---------- */
.btn {
  --bg: var(--ink); --fg: #fff;
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  padding: .8em 1.4em; border: 0; border-radius: 999px;
  background: var(--bg); color: var(--fg);
  font-family: var(--font-head); font-weight: 700; font-size: 1rem; line-height: 1.2;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s;
  white-space: nowrap; isolation: isolate; overflow: hidden;
}
.btn--lg { padding: 1em 1.7em; font-size: 1.05rem; }
.btn--block { width: 100%; }
.btn--primary { background: var(--grad-ember); box-shadow: 0 12px 30px -10px rgba(255, 106, 61, .7); }
.btn--primary::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.45) 50%, transparent 70%);
  transform: translateX(-120%); transition: transform .8s var(--ease);
}
.btn--primary:hover::after { transform: translateX(120%); }
.btn--primary:hover { box-shadow: 0 18px 40px -10px rgba(255, 106, 61, .85); }
.btn--ghost { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.25); backdrop-filter: blur(10px); }
.btn--ghost:hover { background: rgba(255,255,255,.16); }
.btn--wa { background: #25d366; color: #fff; margin-top: 12px; }
.btn:active { transform: scale(.97); }
.icon-btn {
  width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--line);
  background: #fff; font-size: 1.1rem; transition: .3s var(--ease);
}
.icon-btn:hover { background: var(--ink); color: #fff; border-color: var(--ink); }

/* ---------- pills / badges ---------- */
.pill { display: inline-flex; align-items: center; gap: .5em; padding: .4em .9em; border-radius: 999px; font-size: .82rem; font-weight: 600; }
.pill--glass { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.18); color: var(--frost-2); backdrop-filter: blur(8px); }
.pill--ember { background: rgba(255,106,61,.15); color: var(--ember-2); border: 1px solid rgba(255,106,61,.35); }
.pill--ice { background: var(--ice-2); color: var(--ink-3); }
.dot { width: 8px; height: 8px; border-radius: 50%; background: #3ddc84; box-shadow: 0 0 0 0 rgba(61,220,132,.6); animation: ping 1.8s infinite; }
@keyframes ping { 70% { box-shadow: 0 0 0 10px rgba(61,220,132,0); } 100% { box-shadow: 0 0 0 0 rgba(61,220,132,0); } }
.badge { display: inline-block; padding: .25em .6em; border-radius: 8px; font-size: .74rem; font-weight: 700; line-height: 1.3; }
.badge--off { background: var(--ember); color: #fff; }
.badge--hot { background: #fff; color: var(--ink); }
.badge--new { background: var(--ink); color: var(--frost); }
.eyebrow { display: inline-block; font-family: var(--font-display); font-size: .72rem; letter-spacing: .18em; text-transform: uppercase; color: var(--ember); margin-bottom: .8em; font-weight: 500; }

/* ---------- topbar marquee ---------- */
.topbar { background: var(--ink); color: var(--frost-2); font-size: .85rem; overflow: hidden; border-bottom: 1px solid rgba(255,255,255,.06); }
.marquee__track { display: flex; gap: 3rem; width: max-content; padding: .55em 0; animation: marquee 32s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 18, 32, .72); color: #fff;
  backdrop-filter: blur(18px) saturate(1.4); -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: transform .4s var(--ease), background .3s;
}
.nav.is-hidden { transform: translateY(-100%); }
.nav__inner { height: var(--nav-h); display: flex; align-items: center; gap: 2rem; }
.logo { display: flex; align-items: center; gap: .6rem; }
.logo__mark {
  width: 40px; height: 40px; display: grid; place-items: center; border-radius: 12px;
  background: var(--grad-ice); color: var(--ink); font-size: 1.3rem;
  box-shadow: 0 0 24px rgba(159, 211, 255, .45); animation: spin 18s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.logo__text { font-family: var(--font-display); font-weight: 900; letter-spacing: .08em; line-height: 1; display: flex; flex-direction: column; }
.logo__text small { font-family: var(--font-head); font-weight: 600; letter-spacing: 0; font-size: .72rem; color: var(--frost); margin-top: 3px; }
.logo--lg .logo__text { font-size: 1.4rem; }
.nav__links { display: flex; gap: 1.6rem; margin-left: auto; }
.nav__links a { position: relative; font-weight: 500; font-size: .95rem; opacity: .85; transition: opacity .2s; }
.nav__links a::after { content: ""; position: absolute; left: 0; right: 0; bottom: -4px; height: 2px; background: var(--grad-ember); transform: scaleX(0); transform-origin: right; transition: transform .35s var(--ease); }
.nav__links a:hover { opacity: 1; }
.nav__links a:hover::after { transform: scaleX(1); transform-origin: left; }
.nav__call { display: inline-flex; align-items: center; gap: .5rem; padding: .55em 1em; border-radius: 999px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.14); font-weight: 600; font-size: .9rem; }
.nav__call:hover { background: rgba(255,255,255,.15); }
.nav__burger { display: none; width: 44px; height: 44px; border: 0; background: transparent; position: relative; margin-left: auto; }
.nav__burger span { position: absolute; left: 11px; right: 11px; height: 2px; background: #fff; transition: .3s var(--ease); }
.nav__burger span:first-child { top: 17px; } .nav__burger span:last-child { top: 25px; }
.nav__burger[aria-expanded="true"] span:first-child { top: 21px; transform: rotate(45deg); }
.nav__burger[aria-expanded="true"] span:last-child { top: 21px; transform: rotate(-45deg); }
.mobile-menu { display: grid; padding: .5rem 16px 1rem; border-top: 1px solid rgba(255,255,255,.08); }
.mobile-menu a { padding: .8rem 0; border-bottom: 1px solid rgba(255,255,255,.06); font-weight: 500; }
.mobile-menu[hidden] { display: none; }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  position: relative; min-height: min(calc(100svh - var(--nav-h) - 36px), 940px);
  display: flex; align-items: center; overflow: hidden;
  background: radial-gradient(120% 80% at 70% 10%, #1d2f55 0%, var(--ink) 55%) ;
  color: #fff; padding: 60px 0 100px; isolation: isolate;
}
.hero__aurora {
  position: absolute; inset: -20% -10% auto; height: 80%; z-index: -2; filter: blur(60px); opacity: .55;
  background:
    radial-gradient(40% 50% at 20% 40%, rgba(80, 200, 255, .55), transparent 70%),
    radial-gradient(35% 45% at 70% 30%, rgba(140, 110, 255, .45), transparent 70%),
    radial-gradient(30% 40% at 50% 60%, rgba(255, 106, 61, .25), transparent 70%);
  animation: aurora 16s ease-in-out infinite alternate;
}
@keyframes aurora { 50% { transform: translate3d(4%, 3%, 0) scale(1.08) rotate(3deg); } 100% { transform: translate3d(-3%, -2%, 0) scale(1); } }
.hero__word {
  position: absolute; left: 50%; top: 46%; z-index: -1;
  font-family: var(--font-display); font-weight: 900; font-size: clamp(6rem, 22vw, 22rem); line-height: .8; letter-spacing: -.03em;
  color: transparent; -webkit-text-stroke: 1px rgba(200, 230, 255, .14);
  translate: -50% -50%; white-space: nowrap; user-select: none;
}
.hero__mountains { position: absolute; left: 0; right: 0; bottom: 0; height: 40%; z-index: -1; }
.hero__mountains svg { width: 100%; height: 100%; }
.hero__grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 3rem; align-items: center; }
.hero__title { font-size: clamp(3rem, 7.2vw, 6.2rem); font-weight: 800; line-height: 1.02; margin: .4em 0 .35em; }
.hero__title .line { display: block; overflow: hidden; padding-bottom: .08em; }
.hero__title .line > span { display: inline-block; transform: translateY(105%); animation: rise 1.1s var(--ease) forwards; }
.hero__title .line:nth-child(2) > span { animation-delay: .12s; }
@keyframes rise { to { transform: none; } }
.grad { background: var(--grad-ice); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__sub { font-size: 1.15rem; color: #c3d3e8; max-width: 34ch; }
.hero__sub b { color: #fff; }
.hero__cta { display: flex; flex-wrap: wrap; gap: .8rem; margin: 1.8rem 0 2.4rem; }
.hero__stats { list-style: none; margin: 0; padding: 0; display: flex; gap: 2.4rem; }
.hero__stats b { display: block; font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; }
.hero__stats span { font-size: .85rem; color: #9fb2cc; }

/* 3D stage */
.hero__stage { position: relative; height: min(620px, 70vh); perspective: 1200px; }
.stage__ring {
  position: absolute; left: 50%; top: 50%; width: 82%; aspect-ratio: 1; translate: -50% -50%; border-radius: 50%;
  border: 1px dashed rgba(159, 211, 255, .25);
  animation: spin 60s linear infinite;
}
.stage__ring::before { content: ""; position: absolute; inset: 12%; border-radius: 50%; background: radial-gradient(circle, rgba(159,211,255,.22), transparent 65%); }
.stage__card {
  position: absolute; border-radius: var(--r-lg); overflow: hidden; background: #fff;
  box-shadow: var(--shadow-lg); transform-style: preserve-3d;
  transition: transform .6s var(--ease); will-change: transform;
}
.stage__card img { width: 100%; height: 100%; object-fit: cover; }
.stage__card--back { width: 42%; aspect-ratio: 4/5; left: 2%; top: 8%; --rz: -10deg; transform: rotate(var(--rz)); opacity: .9; }
.stage__card--mid { width: 42%; aspect-ratio: 4/5; right: 0; top: 4%; --rz: 9deg; transform: rotate(var(--rz)); opacity: .95; }
.stage__card--front { width: 56%; aspect-ratio: 4/5; left: 22%; top: 18%; z-index: 2; --rz: -2deg; transform: rotate(var(--rz)); border: 6px solid rgba(255,255,255,.9); }
.stage__tag {
  position: absolute; left: 14px; right: 14px; bottom: 14px; display: flex; justify-content: space-between; align-items: center;
  padding: .7em 1em; border-radius: 14px; color: #fff;
  background: rgba(11, 18, 32, .55); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.18);
}
.stage__tag small { font-size: .8rem; opacity: .85; }
.stage__tag b { font-family: var(--font-display); font-size: 1.1rem; }
.stage__chip {
  position: absolute; z-index: 3; padding: .6em 1em; border-radius: 999px; font-weight: 600; font-size: .85rem;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  animation: float 6s ease-in-out infinite;
}
.stage__chip--a { left: -2%; bottom: 22%; }
.stage__chip--b { right: 0; bottom: 8%; animation-delay: -3s; }
@keyframes float { 50% { translate: 0 -12px; } }
.hero__scroll { position: absolute; left: 50%; bottom: 28px; translate: -50% 0; width: 26px; height: 42px; border: 2px solid rgba(255,255,255,.35); border-radius: 20px; }
.hero__scroll span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 4px; background: #fff; animation: wheel 1.8s infinite; }
@keyframes wheel { to { transform: translateY(14px); opacity: 0; } }

/* ---------- trust strip ---------- */
.trust { position: relative; z-index: 2; margin-top: -48px; }
.trust__grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; overflow: hidden;
  background: var(--line); border-radius: var(--r); box-shadow: var(--shadow);
}
.trust__item { display: flex; align-items: center; gap: .9rem; padding: 1.3rem 1.4rem; background: #fff; }
.trust__item .ico { font-size: 1.7rem; width: 52px; height: 52px; display: grid; place-items: center; border-radius: 14px; background: var(--ice); flex: none; }
.trust__item b { display: block; font-family: var(--font-head); font-size: 1.02rem; }
.trust__item small { color: var(--muted); }

/* ---------- sections ---------- */
.section { padding: clamp(64px, 9vw, 120px) 0; }
.section--tint { background: linear-gradient(180deg, #fff 0%, var(--ice) 100%); }
.section__head { margin-bottom: 2.6rem; max-width: 720px; }
.section__head--row { max-width: none; display: flex; justify-content: space-between; align-items: flex-end; gap: 1.5rem; flex-wrap: wrap; }
.section__head--row h2 { margin-bottom: 0; }
.section__head--row > p { max-width: 34ch; margin: 0; }

/* ---------- categories ---------- */
.cats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem; }
.cat {
  position: relative; aspect-ratio: 3/4; border-radius: var(--r-lg); overflow: hidden; color: #fff;
  box-shadow: var(--shadow); --d: calc(var(--i) * .08s);
}
.cat img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.cat:hover img { transform: scale(1.08); }
.cat__shade { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(11,18,32,.9) 100%); }
.cat__body { position: absolute; left: 0; right: 0; bottom: 0; padding: 1.4rem; display: grid; gap: .1rem; transform: translateZ(40px); }
.cat__body small { color: var(--frost); font-weight: 600; }
.cat__body b { font-family: var(--font-head); font-size: 1.6rem; line-height: 1.2; }
.cat__body span { font-size: .9rem; opacity: .8; }
.cat__body i { font-style: normal; display: inline-block; transition: transform .3s var(--ease); }
.cat:hover .cat__body i { transform: translate(3px, -3px); }

/* tilt (JS sets --rx/--ry) */
.tilt { transform: perspective(900px) rotateX(var(--rx, 0)) rotateY(var(--ry, 0)); transition: transform .5s var(--ease), box-shadow .5s var(--ease), opacity .8s var(--ease); transform-style: preserve-3d; }
.tilt.reveal:not(.is-in) { transform: perspective(900px) translateY(28px); }
.tilt.reveal.is-in { transform: perspective(900px) rotateX(var(--rx, 0)) rotateY(var(--ry, 0)); }
.tilt::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%), rgba(255,255,255,.35), transparent 45%);
  opacity: 0; transition: opacity .3s; mix-blend-mode: soft-light;
}
.tilt:hover::after { opacity: 1; }

/* ---------- product card ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1.4rem; }
.card { position: relative; background: #fff; border-radius: var(--r); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.card:hover { box-shadow: var(--shadow); }
.card.is-hidden { display: none; }
.card__media { position: relative; display: block; aspect-ratio: 4/5; overflow: hidden; background: var(--ice-2); }
.card__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease), opacity .5s; }
.card__alt { opacity: 0; }
.card:hover .card__media img { transform: scale(1.06); }
.card:hover .card__alt { opacity: 1; }
.card__badges { position: absolute; top: 12px; left: 12px; display: flex; gap: 6px; flex-wrap: wrap; }
.card__quick {
  position: absolute; left: 12px; right: 12px; bottom: 12px; padding: .7em; border-radius: 12px; text-align: center;
  background: rgba(11,18,32,.75); color: #fff; font-weight: 600; backdrop-filter: blur(10px);
  transform: translateY(130%); transition: transform .45s var(--ease);
}
.card:hover .card__quick { transform: none; }
.card__body { padding: 1rem 1.1rem 1.2rem; }
.card__meta { display: flex; justify-content: space-between; font-size: .8rem; }
.stars { color: #f5a524; font-weight: 600; }
.card__title { font-size: 1.08rem; margin: .35rem 0 0; font-weight: 700; }
.card__title a:hover { color: var(--ember); }
.card__bn { font-size: .85rem; color: var(--muted); margin: 0 0 .6rem; }
.card__foot { display: flex; justify-content: space-between; align-items: center; }
.price b { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; }
.price s { color: var(--muted); font-size: .85rem; margin-left: .4rem; }
.swatches { display: flex; gap: 4px; }
.swatches i { width: 16px; height: 16px; border-radius: 50%; background: var(--c); border: 2px solid #fff; box-shadow: 0 0 0 1px var(--line); }

/* ---------- deal ---------- */
.deal { position: relative; overflow: hidden; padding: clamp(80px, 12vw, 160px) 0; background: var(--ink); color: #fff; isolation: isolate; }
.deal__bg { position: absolute; inset: -20% 0; z-index: -2; background-size: cover; background-position: center 30%; opacity: .55; will-change: transform; }
.deal::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(11,18,32,.96) 0%, rgba(11,18,32,.75) 45%, rgba(11,18,32,.1) 100%); }
.deal__card { max-width: 520px; }
.deal__card h2 { margin-top: 1rem; }
.deal__bn { color: #c3d3e8; }
.deal__price { display: flex; align-items: center; gap: .8rem; margin: 1rem 0 1.4rem; }
.deal__price b { font-family: var(--font-display); font-size: 2.4rem; }
.deal__price s { color: #8ea2bd; font-size: 1.1rem; }
.countdown { display: flex; gap: .7rem; margin-bottom: 1.4rem; }
.countdown div { min-width: 74px; padding: .8rem .6rem; text-align: center; border-radius: 16px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14); backdrop-filter: blur(10px); }
.countdown b { display: block; font-family: var(--font-display); font-size: 1.8rem; line-height: 1; font-variant-numeric: tabular-nums; }
.countdown small { font-size: .78rem; color: #9fb2cc; }
.stockbar { height: 8px; border-radius: 8px; background: rgba(150,170,200,.25); overflow: hidden; }
.stockbar span { display: block; height: 100%; border-radius: inherit; background: var(--grad-ember); }
.deal .stockbar { max-width: 360px; margin-bottom: .4rem; }
.deal .btn { margin-top: .8rem; }

/* ---------- slider ---------- */
.slider-nav { display: flex; gap: .5rem; }
.slider {
  display: grid; grid-auto-flow: column; grid-auto-columns: minmax(260px, 300px); gap: 1.4rem;
  overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none;
  padding: 10px max(16px, calc((100% - 1240px) / 2)) 30px;
  scroll-padding-inline: max(16px, calc((100% - 1240px) / 2));
}
.slider::-webkit-scrollbar { display: none; }
.slider .card { scroll-snap-align: start; }

/* ---------- lookbook (sticky horizontal scroll) ---------- */
.lookbook { position: relative; background: var(--ink); color: #fff; height: var(--lb-h, 300vh); }
.lookbook__sticky { position: sticky; top: 0; height: 100vh; display: flex; align-items: center; overflow: hidden; }
.lookbook__intro { position: absolute; left: max(16px, calc((100% - 1240px) / 2)); top: 14vh; z-index: 2; max-width: 420px; }
.lookbook__intro h2 em { background: var(--grad-ice); -webkit-background-clip: text; background-clip: text; }
.lookbook__track { display: flex; gap: 2rem; padding-left: max(46vw, 460px); padding-right: 10vw; will-change: transform; }
.look { position: relative; flex: none; width: clamp(260px, 30vw, 400px); aspect-ratio: 3/4; border-radius: var(--r-lg); overflow: hidden; margin-top: 8vh; }
.look:nth-child(even) { margin-top: 22vh; }
.look img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.look:hover img { transform: scale(1.06); }
.look::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 55%, rgba(0,0,0,.75)); }
.look__num { position: absolute; top: 14px; left: 18px; z-index: 1; font-family: var(--font-display); font-size: 3rem; font-weight: 900; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,.8); }
.look__label { position: absolute; left: 18px; bottom: 16px; z-index: 1; font-family: var(--font-head); font-weight: 700; font-size: 1.2rem; }
.look__label i { font-style: normal; color: var(--ember-2); }

/* ---------- anatomy 3D layers ---------- */
.anatomy { background: radial-gradient(80% 60% at 80% 50%, #dbeaf9, var(--ice) 70%); overflow: hidden; }
.anatomy__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.layers-list { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; gap: .8rem; }
.layers-list li { padding: 1rem 1.2rem; border-radius: var(--r); background: #fff; border: 1px solid var(--line); transition: .4s var(--ease); cursor: default; }
.layers-list li b { display: block; font-family: var(--font-display); font-size: .82rem; letter-spacing: .06em; color: var(--ink-3); }
.layers-list li span { color: var(--muted); font-size: .95rem; }
.layers-list li.is-active { border-color: var(--ember); box-shadow: 0 10px 30px -15px rgba(255,106,61,.6); transform: translateX(8px); }
.anatomy__stage { position: relative; height: 460px; perspective: 1400px; --open: 0; }
.layer {
  position: absolute; left: 50%; top: 50%; width: 300px; height: 360px; margin: -180px 0 0 -150px;
  border-radius: 46% 46% 20px 20px / 30% 30% 20px 20px;
  transform-style: preserve-3d;
  transform: rotateX(58deg) rotateZ(-38deg) translateZ(calc(var(--z) * (20px + var(--open) * 90px)));
  transition: transform .2s linear, box-shadow .4s;
  display: grid; place-items: end center; padding-bottom: 22px;
  font-family: var(--font-display); font-size: .75rem; letter-spacing: .2em; font-weight: 700;
}
.layer span { transform: rotateZ(38deg) rotateX(-58deg); }
.layer--lining { --z: 0; background: repeating-linear-gradient(45deg, #7a2a3a 0 6px, #8e3446 6px 12px); color: #ffd9df; box-shadow: 0 40px 60px -30px rgba(0,0,0,.6); }
.layer--fill { --z: 1; background: repeating-linear-gradient(0deg, #f6f9fc 0 26px, #dfe8f2 26px 30px); color: var(--ink-3); box-shadow: 0 30px 50px -20px rgba(11,18,32,.35); }
.layer--shell { --z: 2; background: linear-gradient(135deg, #2b3a55, #121b2e); color: var(--frost); box-shadow: 0 30px 50px -20px rgba(11,18,32,.6), inset 0 0 0 1px rgba(255,255,255,.08); }
.layer.is-active { box-shadow: 0 0 0 3px var(--ember), 0 30px 60px -20px rgba(255,106,61,.6); }

/* ---------- chips / filter ---------- */
.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chip { padding: .55em 1.1em; border-radius: 999px; border: 1px solid var(--line); background: #fff; font-weight: 600; font-family: var(--font-head); transition: .25s var(--ease); }
.chip:hover { border-color: var(--ink); }
.chip.is-active { background: var(--ink); color: #fff; border-color: var(--ink); }

/* ---------- reviews ---------- */
.reviews-marquee { overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.reviews-track { display: flex; gap: 1.2rem; width: max-content; animation: marquee 60s linear infinite; padding: 10px 0 30px; }
.reviews-marquee:hover .reviews-track { animation-play-state: paused; }
.review { width: 340px; margin: 0; padding: 1.4rem; border-radius: var(--r); background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-sm); display: flex; flex-direction: column; }
.review__stars { color: #f5a524; letter-spacing: 2px; }
.review blockquote { margin: .6rem 0 1rem; flex: 1; }
.review figcaption { display: grid; grid-template-columns: auto 1fr; column-gap: .7rem; align-items: center; }
.review figcaption b { line-height: 1.2; }
.review figcaption small { grid-column: 2; color: var(--muted); font-size: .8rem; }
.avatar { grid-row: span 2; width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; background: var(--grad-ice); color: var(--ink); font-weight: 700; }

/* ---------- FAQ ---------- */
.faq { max-width: 820px; }
.faq__list { display: grid; gap: .8rem; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 0 1.4rem; transition: box-shadow .3s; }
.faq details[open] { box-shadow: var(--shadow); }
.faq summary { list-style: none; cursor: pointer; padding: 1.15rem 0; font-family: var(--font-head); font-weight: 700; font-size: 1.1rem; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.5rem; line-height: 1; color: var(--ember); transition: transform .3s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); }

/* ---------- CTA ---------- */
.cta { padding: 0 0 clamp(64px, 9vw, 120px); }
.cta__inner {
  position: relative; overflow: hidden; border-radius: var(--r-lg); padding: clamp(48px, 8vw, 96px) clamp(24px, 6vw, 80px);
  background: radial-gradient(80% 120% at 100% 0%, #24406f, var(--ink) 65%); color: #fff;
  display: flex; justify-content: space-between; align-items: center; gap: 2rem; flex-wrap: wrap;
}
.cta__inner::before { content: "❄"; position: absolute; right: -40px; bottom: -120px; font-size: 22rem; opacity: .06; animation: spin 40s linear infinite; }
.cta__inner h2 { font-size: clamp(2rem, 5vw, 3.6rem); margin: 0; }

/* ---------- footer ---------- */
.footer { position: relative; overflow: hidden; background: var(--ink); color: #b9c7da; padding: 80px 0 24px; }
.footer__glow { position: absolute; left: 50%; top: -200px; width: 800px; height: 400px; translate: -50% 0; background: radial-gradient(closest-side, rgba(159,211,255,.15), transparent); pointer-events: none; }
.footer .logo { color: #fff; }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 2.5rem; }
.footer h4 { color: #fff; font-size: 1rem; margin-bottom: 1rem; }
.footer__grid a:not(.logo) { display: block; padding: .25rem 0; transition: color .2s; }
.footer__grid a:hover { color: #fff; }
.footer__about { margin: 1.2rem 0; max-width: 36ch; }
.footer__social { display: flex; gap: .6rem; }
.footer__social a { width: 42px; height: 42px; display: grid !important; place-items: center; border-radius: 12px; background: rgba(255,255,255,.07); }
.footer__social a:hover { background: var(--ember); color: #fff; }
.footer__ship { display: flex; justify-content: space-between; border-bottom: 1px dashed rgba(255,255,255,.12); padding: .45rem 0; margin: 0; }
.footer__ship b { color: #fff; }
.footer__bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem; margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.08); font-size: .85rem; }

.float-wa { position: fixed; right: 18px; bottom: 18px; z-index: 55; width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; background: #25d366; color: #fff; box-shadow: 0 12px 30px -8px rgba(37,211,102,.7); transition: transform .3s var(--ease); }
.float-wa:hover { transform: scale(1.08) rotate(-6deg); }

/* =========================================================
   PRODUCT PAGE
   ========================================================= */
.page-product .hero__word { display: none; }
.pdp { padding: 28px 0 70px; background: linear-gradient(180deg, #fff, var(--ice)); }
.crumbs { display: flex; gap: .5rem; flex-wrap: wrap; font-size: .85rem; color: var(--muted); margin-bottom: 1.4rem; }
.crumbs a:hover { color: var(--ember); }
.pdp__grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 3rem; align-items: start; }

.gallery { position: sticky; top: calc(var(--nav-h) + 16px); }
.gallery__main { position: relative; aspect-ratio: 1; border-radius: var(--r-lg); overflow: hidden; background: #fff; box-shadow: var(--shadow); cursor: zoom-in; }
.gallery__main img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease-out, opacity .35s; transform-origin: var(--zx, 50%) var(--zy, 50%); }
.gallery__main.is-zoom img { transform: scale(2.1); }
.gallery__main img.is-swapping { opacity: 0; }
.gallery__off { position: absolute; top: 16px; left: 16px; font-size: .9rem; }
.gallery__hint { position: absolute; right: 14px; bottom: 14px; padding: .35em .8em; border-radius: 999px; font-size: .78rem; background: rgba(255,255,255,.85); backdrop-filter: blur(6px); transition: opacity .3s; }
.gallery__main.is-zoom .gallery__hint { opacity: 0; }
.gallery__thumbs { display: flex; gap: .7rem; margin-top: .9rem; }
.thumb { width: 84px; aspect-ratio: 4/5; padding: 0; border-radius: 14px; overflow: hidden; border: 2px solid transparent; background: #fff; transition: .25s var(--ease); opacity: .65; }
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.thumb:hover { opacity: 1; }
.thumb.is-active { border-color: var(--ember); opacity: 1; transform: translateY(-3px); }

.buybox__top { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; }
.live { display: inline-flex; align-items: center; gap: .45rem; font-size: .85rem; color: var(--muted); }
.buybox__title { font-size: clamp(1.9rem, 3.4vw, 2.8rem); font-weight: 800; margin: .8rem 0 .1rem; }
.buybox__bn { color: var(--muted); font-size: 1.05rem; margin-bottom: .5rem; }
.buybox__rating { font-size: .9rem; color: var(--muted); }
.stars-lg { color: #f5a524; letter-spacing: 2px; }
.buybox__price { display: flex; align-items: baseline; gap: .8rem; flex-wrap: wrap; margin: 1.2rem 0 .8rem; }
.buybox__price b { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; }
.buybox__price s { color: var(--muted); font-size: 1.1rem; }
.save { padding: .25em .7em; border-radius: 8px; background: #e7f8ee; color: var(--ok); font-weight: 700; font-size: .9rem; }
.buybox__short { color: var(--muted); }

.picker { margin: 1.4rem 0; }
.picker__label { display: flex; gap: .4rem; align-items: center; margin-bottom: .6rem; font-weight: 500; }
.picker__label .link { margin-left: auto; }
.picker__colors { display: flex; gap: .8rem; flex-wrap: wrap; }
.swatch { cursor: pointer; text-align: center; }
.swatch input, .size input, .zone input, .pick-row input { position: absolute; opacity: 0; pointer-events: none; }
.swatch span { display: block; width: 72px; aspect-ratio: 4/5; border-radius: 14px; overflow: hidden; border: 2px solid var(--line); box-shadow: inset 0 -6px 0 var(--c); transition: .25s var(--ease); }
.swatch span img { width: 100%; height: 100%; object-fit: cover; }
.swatch small { display: block; font-size: .72rem; margin-top: .3rem; color: var(--muted); max-width: 72px; line-height: 1.2; }
.swatch input:checked + span { border-color: var(--ember); transform: translateY(-3px); box-shadow: 0 10px 20px -10px rgba(255,106,61,.7); }
.swatch input:focus-visible + span, .size input:focus-visible + span, .zone input:focus-visible + span, .pick-row input:focus-visible ~ span { outline: 3px solid var(--frost); outline-offset: 2px; }

.picker__sizes { display: grid; grid-template-columns: repeat(4, 1fr); gap: .6rem; }
.size span {
  display: grid; place-items: center; padding: .7rem .4rem; border-radius: 14px; border: 1.5px solid var(--line); background: #fff; cursor: pointer;
  font-family: var(--font-display); font-weight: 700; transition: .2s var(--ease); line-height: 1.2;
}
.size small { font-family: var(--font-body); font-weight: 500; font-size: .72rem; color: var(--muted); }
.size span:hover { border-color: var(--ink); }
.size input:checked + span { background: var(--ink); color: #fff; border-color: var(--ink); }
.size input:checked + span small { color: var(--frost); }
.is-shake { animation: shake .45s; }
@keyframes shake { 20%, 60% { transform: translateX(-6px); } 40%, 80% { transform: translateX(6px); } }

.buybox__row { display: flex; gap: .8rem; align-items: stretch; }
.qty { display: inline-flex; align-items: center; border: 1.5px solid var(--line); border-radius: 999px; background: #fff; flex: none; }
.qty button { width: 44px; height: 52px; border: 0; background: transparent; font-size: 1.3rem; }
.qty button:hover { color: var(--ember); }
.qty input { width: 40px; border: 0; text-align: center; font-family: var(--font-display); font-weight: 700; background: transparent; -moz-appearance: textfield; appearance: textfield; }
.qty input::-webkit-outer-spin-button, .qty input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.ship-note { margin-top: .9rem; padding: .7rem 1rem; border-radius: 12px; background: #fff7ec; border: 1px dashed #ffc78a; font-size: .92rem; }
.ship-note.is-free { background: #e7f8ee; border-color: #8fd9ad; }
.stock { margin-top: 1.1rem; }
.stock small { display: block; margin-top: .35rem; color: var(--muted); }
.perks { list-style: none; padding: 0; margin: 1.2rem 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; }
.perks li { padding: .6rem .8rem; border-radius: 12px; background: #fff; border: 1px solid var(--line); font-size: .9rem; }

/* sub nav */
.subnav { position: sticky; top: var(--nav-h); z-index: 40; background: rgba(255,255,255,.85); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-block: 1px solid var(--line); transition: top .4s var(--ease); }
.nav.is-hidden ~ main .subnav, body.nav-hidden .subnav { top: 0; }
.subnav__inner { display: flex; gap: .4rem; overflow-x: auto; scrollbar-width: none; padding: .6rem 0; }
.subnav a { flex: none; padding: .45em 1em; border-radius: 999px; font-weight: 600; font-size: .92rem; color: var(--muted); transition: .2s; }
.subnav a:hover, .subnav a.is-active { color: var(--ink); background: var(--ice-2); }
.subnav a.subnav__cta { margin-left: auto; background: var(--grad-ember); color: #fff; }

.highlights { background: var(--ink); color: #fff; padding: 46px 0; }
.highlights__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; text-align: center; }
.hl b { display: block; font-family: var(--font-display); font-size: clamp(1.8rem, 4vw, 2.8rem); background: var(--grad-ice); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hl span { color: #9fb2cc; font-size: .9rem; }

.story { padding: clamp(60px, 9vw, 120px) 0; display: grid; gap: clamp(60px, 10vw, 140px); }
.story__row { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 6rem); align-items: center; }
.story__row.is-flip .story__media { order: 2; }
.story__media { position: relative; }
.story__frame { aspect-ratio: 4/5; border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.story__frame img { width: 100%; height: 120%; object-fit: cover; will-change: transform; }
.story__num { position: absolute; top: -40px; right: -10px; font-family: var(--font-display); font-size: clamp(5rem, 10vw, 8rem); font-weight: 900; line-height: 1; color: transparent; -webkit-text-stroke: 1.5px var(--ember); opacity: .5; }
.story__row.is-flip .story__num { right: auto; left: -10px; }
.story__copy h2 { font-size: clamp(2rem, 4.4vw, 3.4rem); }
.story__copy p { font-size: 1.1rem; color: var(--muted); max-width: 44ch; }

.specs__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.spec { padding: 1.2rem 1.3rem; border-radius: var(--r); background: #fff; border: 1px solid var(--line); }
.spec small { display: block; font-family: var(--font-display); font-size: .7rem; letter-spacing: .14em; text-transform: uppercase; color: var(--ember); margin-bottom: .3rem; }
.spec b { font-weight: 600; }

.sizeguide { display: grid; grid-template-columns: .8fr 1.2fr; gap: 3rem; align-items: center; }
.measure { width: 220px; color: var(--ink-3); margin-top: 1rem; }
.measure text { font-size: 11px; font-weight: 700; fill: var(--ember); font-family: var(--font-body); }
.m-line { stroke: var(--ember); stroke-width: 2; stroke-dasharray: 5 4; animation: dash 1.2s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -18; } }
.table-wrap { overflow-x: auto; border-radius: var(--r); border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow-sm); }
.table { width: 100%; border-collapse: collapse; min-width: 480px; }
.table th, .table td { padding: 1rem 1.1rem; text-align: left; border-bottom: 1px solid var(--line); }
.table th { background: var(--ink); color: #fff; font-family: var(--font-head); font-weight: 600; font-size: .9rem; }
.table tr:last-child td { border-bottom: 0; }
.table tbody tr { transition: background .25s; }
.table tbody tr.is-active { background: #fff3ec; box-shadow: inset 4px 0 0 var(--ember); }

.rv { display: grid; grid-template-columns: 320px 1fr; gap: 2.5rem; align-items: start; }
.rv__summary { padding: 2rem; border-radius: var(--r-lg); background: #fff; border: 1px solid var(--line); text-align: center; position: sticky; top: calc(var(--nav-h) + 80px); }
.rv__big { display: block; font-family: var(--font-display); font-size: 4rem; line-height: 1; }
.rv__bar { display: grid; grid-template-columns: 30px 1fr 40px; gap: .6rem; align-items: center; font-size: .85rem; margin-top: .5rem; }
.rv__bar i { height: 8px; border-radius: 8px; background: var(--ice-2); overflow: hidden; }
.rv__bar em { display: block; height: 100%; background: #f5a524; }
.rv__list { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1rem; }
.review--card { width: auto; }

/* ---------- ORDER ---------- */
.order { padding: clamp(64px, 9vw, 120px) 0; background: radial-gradient(70% 50% at 50% 0%, #dcebfa, var(--ice) 70%); }
.order .section__head { text-align: center; margin-inline: auto; }
.order__grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: 1.6rem; align-items: start; }
.order__main { display: grid; gap: 1.2rem; }
.panel { margin: 0; padding: 1.6rem; border: 1px solid var(--line); border-radius: var(--r-lg); background: #fff; box-shadow: var(--shadow-sm); display: grid; gap: 1.1rem; min-width: 0; }
.panel legend { float: left; width: 100%; padding: 0; font-family: var(--font-head); font-weight: 700; font-size: 1.2rem; display: flex; align-items: center; gap: .7rem; }
.step { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; background: var(--ink); color: #fff; font-family: var(--font-display); font-size: .85rem; }
.pick-rows { display: grid; gap: .6rem; }
.pick-row { position: relative; display: grid; grid-template-columns: 22px 56px 1fr auto; gap: .9rem; align-items: center; padding: .7rem .9rem; border: 1.5px solid var(--line); border-radius: 16px; cursor: pointer; transition: .2s var(--ease); }
.pick-row::before { content: ""; width: 22px; height: 22px; border-radius: 50%; border: 2px solid var(--line); transition: .2s; }
.pick-row:has(input:checked) { border-color: var(--ember); background: #fff8f4; }
.pick-row:has(input:checked)::before { border: 7px solid var(--ember); }
.pick-row img { width: 56px; height: 64px; object-fit: cover; border-radius: 10px; }
.pick-row b { display: block; line-height: 1.25; font-size: .95rem; }
.pick-row small { color: var(--muted); }
.pick-row em { font-style: normal; font-family: var(--font-display); font-weight: 700; }
.field { display: grid; gap: .4rem; }
.field__label { font-weight: 600; font-size: .95rem; }
.field__label i { color: var(--err); font-style: normal; }
.field input[type="text"], .field textarea, .input-prefix {
  width: 100%; padding: .85rem 1rem; border: 1.5px solid var(--line); border-radius: 14px; background: var(--ice); outline: 0; transition: .2s;
}
.field textarea { resize: vertical; }
.field input[type="text"]:focus, .field textarea:focus, .input-prefix:focus-within { border-color: var(--ink); background: #fff; box-shadow: 0 0 0 4px rgba(159,211,255,.35); }
.input-prefix { display: flex; align-items: center; gap: .6rem; padding-block: 0; }
.input-prefix > span { flex: none; font-weight: 600; color: var(--muted); padding-right: .6rem; border-right: 1px solid var(--line); }
.input-prefix input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; padding: .85rem 0; letter-spacing: .04em; }
.field__err { display: none; color: var(--err); font-size: .85rem; }
.has-error .field__err, .field__err.is-on { display: block; }
.has-error input, .has-error textarea, .has-error .input-prefix { border-color: var(--err) !important; }
.zones { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.zone span { display: grid; gap: .1rem; padding: 1.1rem 1.2rem; border-radius: 16px; border: 1.5px solid var(--line); cursor: pointer; transition: .2s var(--ease); position: relative; }
.zone b { font-family: var(--font-head); font-size: 1.1rem; }
.zone small { color: var(--muted); }
.zone em { font-style: normal; font-family: var(--font-display); font-weight: 700; color: var(--ember); margin-top: .3rem; }
.zone em.is-free { color: var(--ok); }
.zone input:checked + span { border-color: var(--ember); background: #fff8f4; box-shadow: 0 10px 24px -14px rgba(255,106,61,.7); }
.zone input:checked + span::after { content: "✓"; position: absolute; top: 12px; right: 12px; width: 24px; height: 24px; display: grid; place-items: center; border-radius: 50%; background: var(--ember); color: #fff; font-size: .8rem; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.order__aside { position: sticky; top: calc(var(--nav-h) + 80px); }
.summary { padding: 1.6rem; border-radius: var(--r-lg); background: var(--ink); color: #fff; box-shadow: var(--shadow-lg); }
.summary h3 { font-size: 1.3rem; }
.summary__item { display: grid; grid-template-columns: 72px 1fr; gap: 1rem; padding-bottom: 1.1rem; border-bottom: 1px dashed rgba(255,255,255,.15); }
.summary__item img { width: 72px; height: 88px; object-fit: cover; border-radius: 12px; }
.summary__item small { display: block; color: #9fb2cc; }
.summary__rows { margin: 1rem 0; display: grid; gap: .6rem; }
.summary__rows div { display: flex; justify-content: space-between; gap: 1rem; }
.summary__rows dt { color: #9fb2cc; }
.summary__rows dd { margin: 0; font-weight: 600; text-align: right; }
.summary__save dd { color: #6ee7a0; }
.summary__total { padding-top: .8rem; border-top: 1px solid rgba(255,255,255,.15); }
.summary__total dt { color: #fff; font-weight: 700; }
.summary__total dd { font-family: var(--font-display); font-size: 1.6rem; }
.summary .pulse { animation: pulse .5s var(--ease); }
@keyframes pulse { 50% { transform: scale(1.12); color: var(--ember-2); } }
.cod { padding: .8rem 1rem; border-radius: 12px; background: rgba(255,255,255,.07); font-size: .9rem; margin-bottom: 1rem; }
.summary .muted { color: #8ea2bd; margin: .8rem 0 0; }
.btn__spinner { display: none; width: 20px; height: 20px; border-radius: 50%; border: 3px solid rgba(255,255,255,.4); border-top-color: #fff; animation: spin .7s linear infinite; }
.btn--submit.is-loading .btn__label { display: none; }
.btn--submit.is-loading .btn__spinner { display: block; }
.form-msg { margin: .8rem 0 0; padding: .7rem 1rem; border-radius: 12px; background: rgba(229,72,77,.15); color: #ffb4b6; font-size: .9rem; }

.buybar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 54; display: none; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .7rem 16px calc(.7rem + env(safe-area-inset-bottom)); background: rgba(255,255,255,.92); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid var(--line); transform: translateY(110%); transition: transform .4s var(--ease);
}
.buybar.is-on { transform: none; }
.buybar small { display: block; color: var(--muted); font-size: .78rem; max-width: 50vw; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.buybar b { font-family: var(--font-display); font-size: 1.2rem; }

.modal { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 16px; background: rgba(11,18,32,.6); backdrop-filter: blur(8px); animation: fade .3s; }
.modal[hidden] { display: none; }
.modal__card { width: min(460px, 100%); padding: 2.2rem 1.8rem; border-radius: var(--r-lg); background: #fff; text-align: center; animation: pop .5s var(--ease); }
.modal__icon { width: 76px; height: 76px; margin: 0 auto 1rem; display: grid; place-items: center; border-radius: 50%; background: var(--ok); color: #fff; font-size: 2.2rem; box-shadow: 0 0 0 10px #e7f8ee; animation: pop .6s var(--ease); }
.modal__actions { display: flex; gap: .6rem; justify-content: center; flex-wrap: wrap; margin-top: 1.2rem; }
.modal .btn--ghost { color: var(--ink); border-color: var(--line); }
@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { transform: scale(.85); opacity: 0; } }

.empty { text-align: center; max-width: 560px; padding: 60px 0; }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1080px) {
  .nav__links { display: none; }
  .nav__call { margin-left: auto; }
  .nav__burger { display: block; margin-left: 0; }
  .cats { grid-template-columns: repeat(2, 1fr); }
  .specs__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  :root { --nav-h: 64px; }
  .hero { padding: 40px 0 90px; }
  .hero__grid, .pdp__grid, .anatomy__grid, .sizeguide, .story__row, .order__grid, .rv { grid-template-columns: 1fr; }
  .hero__stage { height: 420px; order: -1; max-width: 460px; width: 100%; margin: 0 auto; }
  .hero__copy { text-align: center; }
  .hero__sub { margin-inline: auto; }
  .hero__cta, .hero__stats { justify-content: center; }
  .trust__grid { grid-template-columns: 1fr 1fr; }
  .gallery, .rv__summary, .order__aside { position: static; }
  .story__row.is-flip .story__media { order: 0; }
  .anatomy__stage { height: 380px; }
  .highlights__grid { grid-template-columns: repeat(2, 1fr); row-gap: 1.6rem; }
  .buybar { display: flex; }
  .float-wa { bottom: 84px; }
  /* lookbook becomes a simple swipe row on mobile */
  .lookbook { height: auto !important; padding: 70px 0; }
  .lookbook__sticky { position: static; height: auto; display: block; }
  .lookbook__intro { position: static; padding: 0 16px 1.5rem; }
  .lookbook__track { transform: none !important; padding: 0 16px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; }
  .look { margin-top: 0 !important; width: 72vw; scroll-snap-align: start; }
}
@media (max-width: 560px) {
  .nav__call span { display: none; }
  .trust__item { padding: 1rem; flex-direction: column; text-align: center; }
  .grid { grid-template-columns: 1fr 1fr; gap: .8rem; }
  .card__body { padding: .7rem .8rem .9rem; }
  .card__title { font-size: .95rem; }
  .card__bn, .card__quick { display: none; }
  .price b { font-size: 1rem; }
  .price s { display: block; margin: 0; }
  .card__meta .muted { display: none; }
  .hero__stats { gap: 1.2rem; }
  .hero__stats b { font-size: 1.2rem; }
  .stage__chip { display: none; }
  .countdown div { min-width: 0; flex: 1; }
  .zones, .perks { grid-template-columns: 1fr; }
  .buybox__row { flex-direction: column; }
  .qty { align-self: flex-start; }
  .panel { padding: 1.2rem; }
  .pick-row { grid-template-columns: 22px 48px 1fr; }
  .pick-row em { display: none; }
  .footer__grid { grid-template-columns: 1fr; }
  .specs__grid { grid-template-columns: 1fr 1fr; }
  .cta__inner::before { font-size: 12rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
  #snow { display: none; }
}

/* =========================================================
   3D STUDIO
   ========================================================= */
.studio { position: relative; overflow: hidden; padding: clamp(70px, 9vw, 120px) 0; background: #070c17; color: #fff; isolation: isolate; }
.studio__glow { position: absolute; inset: -30% -10% auto; height: 90%; z-index: -1; filter: blur(70px); opacity: .5;
  background: radial-gradient(35% 45% at 30% 40%, rgba(80,170,255,.45), transparent 70%), radial-gradient(30% 40% at 75% 30%, rgba(255,106,61,.3), transparent 70%); }
.studio__head { text-align: center; max-width: 760px; margin: 0 auto 2.4rem; }
.studio__head p { color: #a9b9cf; font-size: 1.08rem; }
.studio__wrap { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 1.2rem; align-items: stretch; }

.studio__stage {
  position: relative; height: min(78vh, 720px); min-height: 460px; border-radius: 28px; overflow: hidden;
  border: 1px solid rgba(255,255,255,.08); box-shadow: 0 40px 100px -40px rgba(0,0,0,.8), inset 0 0 0 1px rgba(255,255,255,.03);
  transition: background .6s;
}
.studio__stage[data-theme="night"] { background: radial-gradient(60% 55% at 50% 42%, #23395f 0%, #101a2e 55%, #080d18 100%); }
.studio__stage[data-theme="studio"] { background: radial-gradient(60% 60% at 50% 40%, #ffffff 0%, #e3e7ee 60%, #c9d0da 100%); }
.studio__stage[data-theme="snow"] { background: linear-gradient(180deg, #cfe6fb 0%, #eef6fd 55%, #ffffff 100%); }
.studio__stage canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; cursor: grab; }
.studio__stage canvas:active { cursor: grabbing; }
.studio__stage:fullscreen { height: 100vh; border-radius: 0; }

/* glass controls */
.seg { display: inline-flex; gap: 2px; padding: 4px; border-radius: 999px; background: rgba(12,18,32,.55); border: 1px solid rgba(255,255,255,.14); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.seg button { border: 0; background: transparent; color: #cfdbec; padding: .5em 1em; border-radius: 999px; font-family: var(--font-head); font-weight: 600; font-size: .92rem; transition: .25s var(--ease); }
.seg button:hover { color: #fff; }
.seg button.is-active { background: #fff; color: var(--ink); box-shadow: 0 6px 18px -6px rgba(0,0,0,.5); }
.seg--static { padding: .55em 1em; font-weight: 600; font-size: .88rem; color: #dfe9f6; }
.studio__modes { position: absolute; top: 16px; left: 16px; z-index: 3; }
.studio__tools { position: absolute; top: 16px; right: 16px; z-index: 3; display: flex; flex-direction: column; gap: 8px; }
.studio__tools button {
  width: 42px; height: 42px; border-radius: 14px; border: 1px solid rgba(255,255,255,.14); color: #fff; font-size: 1.1rem;
  background: rgba(12,18,32,.55); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); transition: .25s var(--ease);
}
.studio__tools button:hover { transform: scale(1.08); background: rgba(12,18,32,.75); }
.studio__tools button.is-on { border-color: var(--ember); box-shadow: 0 0 0 1px var(--ember) inset, 0 0 18px -4px rgba(255,106,61,.8); }
.studio__gender { position: absolute; left: 16px; bottom: 16px; z-index: 3; }
.studio__badge { position: absolute; right: 16px; bottom: 16px; z-index: 3; font-size: .72rem; padding: .35em .8em; border-radius: 999px; background: rgba(12,18,32,.5); color: #b9c8db; border: 1px solid rgba(255,255,255,.12); }
.studio__hint {
  position: absolute; left: 50%; bottom: 18px; translate: -50% 0; z-index: 3; pointer-events: none; white-space: nowrap;
  padding: .5em 1em; border-radius: 999px; font-size: .85rem; background: rgba(12,18,32,.6); color: #dfe9f6; backdrop-filter: blur(10px);
  animation: hintPulse 2.4s ease-in-out infinite; transition: opacity .5s;
}
.studio__stage.is-touched .studio__hint { opacity: 0; }
@keyframes hintPulse { 50% { transform: translateY(-4px); } }
.studio__activate, .studio__done { display: none; position: absolute; z-index: 4; border: 0; font-family: var(--font-head); font-weight: 700; border-radius: 999px; }
.studio__stage.is-locked canvas { pointer-events: none; }
.studio__stage.is-locked .studio__activate { display: block; left: 50%; top: 50%; translate: -50% -50%; padding: .9em 1.5em; background: rgba(255,255,255,.92); color: var(--ink); box-shadow: 0 10px 30px -10px rgba(0,0,0,.6); }
.studio__stage.is-locked .studio__hint { display: none; }
.studio__stage.is-active .studio__done { display: block; right: 16px; bottom: 56px; padding: .6em 1.1em; background: var(--grad-ember); color: #fff; }

/* loader */
.studio__loader { position: absolute; inset: 0; z-index: 5; display: grid; place-content: center; justify-items: center; gap: .8rem; color: #b9c8db; background: inherit; transition: opacity .6s, visibility .6s; }
.studio__loader.is-done { opacity: 0; visibility: hidden; }
.studio__loader img { max-height: 70%; border-radius: 20px; }
.studio__spinner { width: 54px; height: 54px; border-radius: 16px; border: 3px solid rgba(159,211,255,.25); border-top-color: var(--frost); animation: cubeSpin 1.2s var(--ease) infinite; }
@keyframes cubeSpin { to { transform: rotate(360deg) scale(.9); border-radius: 50%; } }

/* hotspots */
.studio__hotspots { position: absolute; inset: 0; z-index: 2; pointer-events: none; }
.hs {
  position: absolute; left: 0; top: 0; margin: -15px 0 0 -15px; width: 30px; height: 30px; border-radius: 50%;
  border: 2px solid #fff; background: var(--ember); color: #fff; font-family: var(--font-display); font-size: .75rem; font-weight: 700;
  pointer-events: none; opacity: 0; scale: .4; transition: opacity .3s, scale .3s var(--ease);
  box-shadow: 0 0 0 0 rgba(255,106,61,.7); will-change: transform;
}
.hs.is-on { opacity: 1; scale: 1; pointer-events: auto; animation: hsPing 2s infinite; }
.hs:hover, .hs.is-active { background: #fff; color: var(--ember); scale: 1.15; }
@keyframes hsPing { 0% { box-shadow: 0 0 0 0 rgba(255,106,61,.7); } 70%, 100% { box-shadow: 0 0 0 14px rgba(255,106,61,0); } }

/* side panel */
.studio__side { display: grid; gap: 1rem; align-content: start; }
.info-card, .studio__pick, .ai-card { padding: 1.3rem; border-radius: 22px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.09); backdrop-filter: blur(10px); }
.info-card__kicker { font-family: var(--font-display); font-size: .7rem; letter-spacing: .16em; text-transform: uppercase; color: var(--ember-2); }
.info-card h3 { font-size: 1.35rem; margin: .3rem 0 .4rem; }
.info-card p { color: #a9b9cf; font-size: .95rem; min-height: 3em; }
.info-card__spots { display: flex; flex-wrap: wrap; gap: .4rem; }
.info-card__spots button { display: inline-flex; align-items: center; gap: .4rem; padding: .35em .8em .35em .35em; border-radius: 999px; border: 1px solid rgba(255,255,255,.14); background: transparent; color: #dfe9f6; font-size: .85rem; }
.info-card__spots button i { width: 22px; height: 22px; display: grid; place-items: center; border-radius: 50%; background: var(--ember); color: #fff; font-style: normal; font-size: .72rem; font-weight: 700; }
.info-card__spots button:hover, .info-card__spots button.is-active { background: rgba(255,255,255,.1); border-color: var(--ember); }
.studio__pick .picker__label { color: #dfe9f6; margin: 0 0 .6rem; }
.studio__pick .picker__label + .picker__sizes, .dots { margin-bottom: 1rem; }
.dots { display: flex; gap: .6rem; }
.dot-swatch input { position: absolute; opacity: 0; pointer-events: none; }
.dot-swatch span { display: block; width: 38px; height: 38px; border-radius: 50%; cursor: pointer; background: linear-gradient(135deg, var(--c2) 0 50%, var(--c) 50% 100%); box-shadow: 0 0 0 2px rgba(255,255,255,.15); transition: .25s var(--ease); }
.dot-swatch input:checked + span { box-shadow: 0 0 0 2px #070c17, 0 0 0 4px var(--ember); transform: scale(1.08); }
.dot-swatch input:focus-visible + span { outline: 3px solid var(--frost); outline-offset: 4px; }
.picker__sizes--mini .size span { padding: .5rem .3rem; background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.14); color: #fff; }
.picker__sizes--mini .size input:checked + span { background: #fff; color: var(--ink); }
.fit__bar { position: relative; height: 8px; border-radius: 8px; background: linear-gradient(90deg, #5ab0ff, #6ee7a0 35%, #ffc35a 70%, #ff6a3d); margin: .4rem 10px .5rem; }
.fit__bar i { position: absolute; top: 50%; width: 20px; height: 20px; margin: -10px 0 0 -10px; border-radius: 50%; background: #fff; border: 4px solid var(--ink); box-shadow: 0 0 0 2px #fff; transition: left .5s var(--ease); }
.fit__bar i.is-idle { opacity: .4; }
.fit__labels { display: flex; justify-content: space-between; font-size: .7rem; color: #8ea2bd; margin-bottom: .6rem; }
.fit small { color: #b9c8db; font-size: .82rem; }

/* AI card */
.ai-card { position: relative; overflow: hidden; background: linear-gradient(140deg, rgba(122,92,255,.18), rgba(80,170,255,.08) 60%, rgba(255,106,61,.12)); }
.pill--ai { background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2); color: #e7defd; }
.ai-card h4 { font-size: 1.15rem; margin: .7rem 0 .3rem; }
.ai-card p { color: #b9c8db; font-size: .9rem; }
.ai-drop { display: block; cursor: pointer; text-align: center; padding: .9rem; border-radius: 16px; border: 1.5px dashed rgba(255,255,255,.3); font-weight: 600; transition: .25s; }
.ai-drop:hover { border-color: var(--frost); background: rgba(255,255,255,.05); }
.ai-scan { position: relative; margin-top: 1rem; border-radius: 16px; overflow: hidden; aspect-ratio: 4/3; background: #000; }
.ai-scan img { width: 100%; height: 100%; object-fit: cover; opacity: .85; }
.ai-scan__grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(159,211,255,.25) 1px, transparent 1px), linear-gradient(90deg, rgba(159,211,255,.25) 1px, transparent 1px); background-size: 18px 18px; opacity: 0; transition: opacity .4s; }
.ai-scan__line { position: absolute; left: 0; right: 0; height: 30%; top: -30%; background: linear-gradient(180deg, transparent, rgba(159,211,255,.55)); border-bottom: 2px solid var(--frost); opacity: 0; }
.ai-scan.is-scanning .ai-scan__grid { opacity: 1; }
.ai-scan.is-scanning .ai-scan__line { opacity: 1; animation: scanY 1.4s linear infinite; }
@keyframes scanY { to { top: 100%; } }
.ai-steps { list-style: none; padding: 0; margin: .8rem 0 0; display: grid; gap: .35rem; font-size: .88rem; color: #8ea2bd; }
.ai-steps li { display: flex; gap: .5rem; align-items: center; }
.ai-steps li::before { content: ""; width: 14px; height: 14px; border-radius: 50%; border: 2px solid rgba(255,255,255,.25); flex: none; }
.ai-steps li.is-doing { color: #fff; }
.ai-steps li.is-doing::before { border-color: var(--frost); border-top-color: transparent; animation: spin .7s linear infinite; }
.ai-steps li.is-done { color: #6ee7a0; }
.ai-steps li.is-done::before { background: #6ee7a0; border-color: #6ee7a0; }
.ai-result { margin: .8rem 0 0; padding: .7rem .9rem; border-radius: 12px; background: rgba(110,231,160,.12); color: #c9f5da !important; }

/* gallery → 3D button */
.gallery__3d {
  position: absolute; left: 16px; bottom: 16px; display: inline-flex; align-items: center; gap: .55rem; padding: .55em 1em .55em .6em;
  border-radius: 999px; background: rgba(11,18,32,.82); color: #fff; font-weight: 700; font-family: var(--font-head); font-size: .9rem;
  backdrop-filter: blur(8px); box-shadow: 0 10px 24px -10px rgba(0,0,0,.6); transition: transform .3s var(--ease);
}
.gallery__3d:hover { transform: translateY(-2px); }
.cube { width: 22px; height: 22px; position: relative; transform-style: preserve-3d; animation: cube 4s linear infinite; }
.cube::before, .cube::after { content: ""; position: absolute; inset: 3px; border: 2px solid var(--frost); border-radius: 3px; }
.cube::after { border-color: var(--ember-2); transform: rotateY(90deg); }
@keyframes cube { to { transform: rotateX(360deg) rotateY(360deg); } }

@media (max-width: 1080px) {
  .studio__wrap { grid-template-columns: 1fr; }
  .studio__side { grid-template-columns: 1fr 1fr; }
  .info-card { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  .studio__stage { height: 64vh; min-height: 420px; border-radius: 22px; }
  .studio__side { grid-template-columns: 1fr; }
  .seg button { padding: .45em .75em; font-size: .85rem; }
  .studio__modes { left: 10px; top: 10px; }
  .studio__tools { right: 10px; top: 10px; }
  .studio__tools button { width: 38px; height: 38px; }
  .studio__gender { left: 10px; bottom: 10px; }
  .studio__badge { display: none; }
  .studio__hint { bottom: 60px; font-size: .78rem; }
}