/* ==========================================================================
   JSH CHRISTMAS — Premium 3D Holiday Innovation
   Main stylesheet — Apple-inspired minimalist luxury
   ========================================================================== */

:root {
  --white: #ffffff;
  --ink: #0a0a0b;
  --ink-soft: #1c1c1e;
  --muted: #6e6e73;
  --muted-dark: #a1a1a6;
  --line: rgba(0, 0, 0, 0.10);
  --line-dark: rgba(255, 255, 255, 0.14);
  --red: #c8102e;
  --red-bright: #e11b2c;
  --gold: #c9a227;
  --gold-light: #e8cf8b;
  --green: #0e4a2b;

  --bg: var(--white);
  --fg: var(--ink);

  --radius-s: 14px;
  --radius: 22px;
  --radius-l: 34px;

  --maxw: 1280px;
  --gutter: 22px;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --nav-h: 56px;

  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Inter,
    Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB",
    "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.5;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

body.nav-open, body.modal-open { overflow: hidden; }

img, video, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

::selection { background: var(--red); color: #fff; }

/* ---------- layout helpers ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }
.wrap--narrow { max-width: 900px; }
.section { padding: clamp(64px, 9vw, 130px) 0; }
.section--dark { background: var(--ink); color: #fff; }
.section--dark .muted { color: var(--muted-dark); }
.section--tight { padding: clamp(44px, 6vw, 84px) 0; }

.eyebrow {
  font-size: 12px; font-weight: 600; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--red); margin: 0 0 18px;
}
.section--dark .eyebrow { color: var(--gold-light); }

h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -0.03em; line-height: 1.02; }
.h-display { font-size: clamp(38px, 7.4vw, 104px); letter-spacing: -0.04em; }
.h-1 { font-size: clamp(32px, 5.4vw, 76px); letter-spacing: -0.035em; }
.h-2 { font-size: clamp(26px, 3.6vw, 48px); letter-spacing: -0.03em; }
.h-3 { font-size: clamp(19px, 2vw, 26px); letter-spacing: -0.02em; line-height: 1.15; }

.lede { font-size: clamp(17px, 2vw, 23px); line-height: 1.42; color: var(--muted); margin: 22px 0 0; }
.section--dark .lede { color: var(--muted-dark); }
.small { font-size: 14px; color: var(--muted); }
.muted { color: var(--muted); }
.center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  height: 48px; padding: 0 28px; border: 0; border-radius: 999px;
  font-size: 15px; font-weight: 600; letter-spacing: -0.01em; cursor: pointer;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease),
    background-color 0.25s ease, opacity 0.25s ease;
  white-space: nowrap; text-align: center;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(0.985); }
.btn--primary { background: var(--red); color: #fff; }
.btn--primary:hover { background: var(--red-bright); box-shadow: 0 14px 34px rgba(200, 16, 46, 0.32); }
.btn--dark { background: var(--ink); color: #fff; }
.btn--dark:hover { box-shadow: 0 14px 34px rgba(0, 0, 0, 0.24); }
.btn--light { background: #fff; color: var(--ink); }
.btn--ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.16); }
.btn--ghost:hover { background: rgba(0, 0, 0, 0.04); }
.section--dark .btn--ghost { color: #fff; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.24); }
.section--dark .btn--ghost:hover { background: rgba(255, 255, 255, 0.08); }
.btn--gold {
  background: linear-gradient(135deg, #f2dfa4 0%, var(--gold) 48%, #a8841a 100%);
  color: #1a1405;
}
.btn--gold:hover { box-shadow: 0 16px 40px rgba(201, 162, 39, 0.38); }
.btn--lg { height: 56px; padding: 0 36px; font-size: 16px; }
.btn--block { width: 100%; }
.btn--loading { opacity: 0.65; pointer-events: none; }

.link-arrow { display: inline-flex; align-items: center; gap: 6px; font-size: 15px; font-weight: 500; color: var(--red); }
.link-arrow svg { transition: transform 0.3s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }
.section--dark .link-arrow { color: var(--gold-light); }

/* ---------- announcement bar ---------- */
.announce {
  background: var(--ink); color: #fff; font-size: 12.5px; letter-spacing: 0.04em;
  text-align: center; padding: 9px 16px; position: relative; z-index: 60;
}
.announce__item { display: none; }
.announce__item.is-active { display: block; animation: fadeUp 0.6s var(--ease) both; }
.announce b { color: var(--gold-light); font-weight: 600; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 80;
  background: rgba(255, 255, 255, 0.74);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background-color 0.3s ease;
}
.site-header.is-stuck { border-bottom-color: var(--line); }
.header-inner {
  max-width: var(--maxw); margin: 0 auto; height: var(--nav-h);
  padding: 0 var(--gutter); display: flex; align-items: center; gap: 30px;
}
.brand { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.brand img { height: 36px; width: auto; }
.brand__text { font-size: 13px; font-weight: 600; letter-spacing: 0.22em; text-transform: uppercase; }
.brand--stack { flex-direction: column; align-items: flex-start; gap: 4px; }
.brand--stack img { height: 60px; }
.site-nav { margin-left: auto; display: flex; align-items: center; gap: 26px; }
.site-nav ul { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 26px; }
.site-nav li { margin: 0; }
.site-nav a { font-size: 13.5px; color: var(--ink); opacity: 0.82; transition: opacity 0.2s ease; }
.site-nav a:hover { opacity: 1; }
.header-actions { display: flex; align-items: center; gap: 14px; }
.cart-link { position: relative; display: inline-flex; padding: 6px; }
.cart-count {
  position: absolute; top: -1px; right: -2px; min-width: 18px; height: 18px;
  border-radius: 999px; background: var(--red); color: #fff;
  font-size: 11px; font-weight: 600; display: grid; place-items: center; padding: 0 5px;
  font-variant-numeric: tabular-nums;
}
.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 22px; height: 1.6px; background: var(--ink); margin: 5px 0; transition: transform 0.3s var(--ease), opacity 0.2s; }
body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(6.6px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-6.6px) rotate(-45deg); }

@media (max-width: 900px) {
  .site-nav {
    position: fixed; inset: calc(var(--nav-h) + 30px) 0 auto 0;
    background: rgba(255, 255, 255, 0.98);
    -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
    flex-direction: column; align-items: flex-start; gap: 0;
    padding: 12px var(--gutter) 30px; margin: 0;
    border-bottom: 1px solid var(--line);
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: opacity 0.3s ease, transform 0.3s var(--ease);
  }
  .site-nav ul { flex-direction: column; align-items: flex-start; gap: 0; width: 100%; }
  .site-nav li { width: 100%; }
  body.nav-open .site-nav { opacity: 1; transform: none; pointer-events: auto; }
  .site-nav a { font-size: 21px; font-weight: 500; padding: 15px 0; width: 100%; border-bottom: 1px solid var(--line); }
  .nav-toggle { display: block; margin-left: auto; }
  .header-actions .btn--header { display: none; }
}

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; padding-top: clamp(48px, 7vw, 92px); }
.hero__inner { position: relative; z-index: 2; text-align: center; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--red);
  border: 1px solid rgba(200, 16, 46, 0.25); border-radius: 999px; padding: 7px 15px;
  background: rgba(200, 16, 46, 0.05); margin-bottom: 26px;
}
.hero__badge i { width: 6px; height: 6px; border-radius: 50%; background: var(--red); animation: pulse 1.8s infinite; }
.hero h1 { margin: 0 auto; max-width: 20ch; }
.hero__sub { font-size: clamp(17px, 2.1vw, 23px); color: var(--muted); max-width: 46ch; margin: 22px auto 0; line-height: 1.4; }
.hero__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-top: 34px; }
.hero__note { margin-top: 18px; font-size: 13.5px; color: var(--muted); display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }
.hero__note span { display: inline-flex; align-items: center; gap: 6px; }

.hero__stage { position: relative; margin-top: clamp(24px, 4vw, 54px); z-index: 2; }
.hero__glow {
  position: absolute; left: 50%; top: 52%; width: min(880px, 120vw); aspect-ratio: 1;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(200, 16, 46, 0.13) 0%, rgba(201, 162, 39, 0.09) 38%, rgba(255, 255, 255, 0) 66%);
  filter: blur(10px); pointer-events: none;
}
.hero__product {
  position: relative; width: min(560px, 74vw); margin: 0 auto;
  will-change: transform;
  filter: drop-shadow(0 40px 60px rgba(0, 0, 0, 0.16));
}
.hero__product img { width: 100%; }
.hero__ring {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: min(760px, 104vw); aspect-ratio: 1; border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.06); pointer-events: none;
}
.hero__ring::after {
  content: ""; position: absolute; inset: 11%; border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.05);
}
#snow { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.hero__marquee {
  margin-top: clamp(30px, 5vw, 60px); border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line); padding: 18px 0; overflow: hidden;
}
.hero__marquee-track { display: flex; gap: 60px; width: max-content; animation: slide 34s linear infinite; }
.hero__marquee span { font-size: 12.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }
.hero__marquee i { color: var(--red); font-style: normal; }

@keyframes slide { to { transform: translateX(-50%); } }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.35; transform: scale(0.7); } }
@keyframes fadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ---------- section headers ---------- */
.sec-head { max-width: 900px; }
.sec-head--center { margin: 0 auto; text-align: center; }
.sec-head .lede { max-width: 52ch; }
.sec-head--center .lede { margin-left: auto; margin-right: auto; }

/* ---------- 360 viewer ---------- */
.viewer {
  position: relative; margin: 0 auto; width: min(900px, 100%);
  border-radius: var(--radius-l); overflow: hidden;
  background: radial-gradient(circle at 50% 45%, #1b1b1f 0%, #0a0a0b 62%);
  aspect-ratio: 16 / 10;
  cursor: grab; user-select: none;
  touch-action: pan-y;
}
.viewer:active { cursor: grabbing; }
.viewer__frame { position: absolute; inset: 0; display: grid; place-items: center; }
.viewer__frame img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.viewer__hint {
  position: absolute; left: 50%; bottom: 22px; transform: translateX(-50%);
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 12.5px; letter-spacing: 0.1em; text-transform: uppercase;
  color: rgba(255, 255, 255, 0.72); background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.13); border-radius: 999px;
  padding: 8px 16px; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  transition: opacity 0.4s ease; pointer-events: none;
}
.viewer.is-touched .viewer__hint { opacity: 0; }
.viewer__badge {
  position: absolute; top: 20px; left: 20px; font-size: 11.5px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--gold-light); border: 1px solid rgba(232, 207, 139, 0.3);
  border-radius: 999px; padding: 6px 13px; background: rgba(201, 162, 39, 0.09);
}
.viewer__progress {
  position: absolute; left: 20px; right: 20px; bottom: 0; height: 2px;
  background: rgba(255, 255, 255, 0.08);
}
.viewer__progress i { display: block; height: 100%; width: 0; background: var(--gold); transition: width 0.1s linear; }

.play-badge {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: 82px; height: 82px; border-radius: 50%; border: 0; cursor: pointer;
  background: rgba(255, 255, 255, 0.92); display: grid; place-items: center;
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.4); transition: transform 0.35s var(--ease);
}
.play-badge:hover { transform: translate(-50%, -50%) scale(1.07); }

/* ---------- features ---------- */
.features { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.feature { padding: clamp(32px, 4vw, 56px) clamp(20px, 3vw, 40px) clamp(32px, 4vw, 56px) 0; border-bottom: 1px solid var(--line); }
.feature + .feature { padding-left: clamp(20px, 3vw, 40px); border-left: 1px solid var(--line); }
.feature__num {
  font-size: clamp(38px, 4.6vw, 68px); font-weight: 600; letter-spacing: -0.05em;
  color: var(--red); line-height: 1; font-variant-numeric: tabular-nums;
}
.feature__title { margin: 22px 0 12px; font-size: clamp(15px, 1.4vw, 17px); font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; }
.feature p { margin: 0; color: var(--muted); font-size: 15.5px; line-height: 1.5; }

/* ---------- lifestyle scenes ---------- */
.scenes { display: flex; gap: 20px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 8px var(--gutter) 34px; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
.scenes::-webkit-scrollbar { display: none; }
.scene {
  position: relative; flex: 0 0 min(84vw, 540px); scroll-snap-align: center;
  border-radius: var(--radius); overflow: hidden; aspect-ratio: 16 / 10; background: #f2f2f4;
}
.scene img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease); }
.scene:hover img { transform: scale(1.045); }
.scene__cap {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 56px 24px 22px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.78), rgba(0, 0, 0, 0));
  color: #fff;
}
.scene__cap b { display: block; font-size: 15px; font-weight: 600; letter-spacing: 0.02em; }
.scene__cap span { font-size: 13px; opacity: 0.82; }
.scene--wide { flex: 0 0 min(92vw, 900px); aspect-ratio: 21 / 9; }
.scene--tall { flex: 0 0 min(62vw, 330px); aspect-ratio: 9 / 14; }

/* ---------- technology ---------- */
.tech-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(30px, 5vw, 72px); align-items: center; }
.tech-visual { position: relative; border-radius: var(--radius-l); overflow: hidden; background: #f5f5f7; }
.tech-visual img { width: 100%; }
.hotspot {
  position: absolute; width: 26px; height: 26px; border-radius: 50%; border: 0;
  background: rgba(10, 10, 11, 0.82); color: #fff; font-size: 12px; font-weight: 600;
  cursor: pointer; display: grid; place-items: center; transform: translate(-50%, -50%);
  box-shadow: 0 0 0 6px rgba(255, 255, 255, 0.55);
  transition: transform 0.3s var(--ease), background-color 0.3s;
}
.hotspot::after {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  border: 1.5px solid rgba(10, 10, 11, 0.5); animation: hotspot 2.4s infinite;
}
.hotspot[aria-expanded="true"] { background: var(--red); }
@keyframes hotspot { 0% { transform: scale(1); opacity: 0.7; } 100% { transform: scale(2.1); opacity: 0; } }
.hotspot-label {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  background: rgba(10, 10, 11, 0.94); color: #fff; border-radius: 12px;
  padding: 10px 14px; font-size: 13px; white-space: nowrap; opacity: 0;
  pointer-events: none; transition: opacity 0.3s ease; z-index: 5;
}
.hotspot-label.is-open { opacity: 1; }
.hotspot-label b { color: var(--gold-light); }

.tech-list { border-top: 1px solid var(--line); }
.tech-item { display: flex; gap: 20px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.tech-item__idx { font-size: 12px; letter-spacing: 0.14em; color: var(--red); font-weight: 600; padding-top: 5px; min-width: 26px; }
.tech-item h3 { font-size: 18px; letter-spacing: -0.015em; }
.tech-item p { margin: 7px 0 0; color: var(--muted); font-size: 14.5px; line-height: 1.5; }

/* ---------- social proof ---------- */
.review-stats { display: flex; gap: clamp(24px, 5vw, 64px); flex-wrap: wrap; justify-content: center; margin: 40px 0 0; }
.review-stat { text-align: center; }
.review-stat b { display: block; font-size: clamp(28px, 3.6vw, 44px); font-weight: 600; letter-spacing: -0.04em; }
.review-stat span { font-size: 12.5px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted-dark); }

.tiktok-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 54px; }
.tiktok-card {
  position: relative; aspect-ratio: 9 / 16; border-radius: var(--radius); overflow: hidden;
  background: #16161a; border: 1px solid var(--line-dark);
}
.tiktok-card img { width: 100%; height: 100%; object-fit: cover; opacity: 0.9; transition: transform 1.1s var(--ease), opacity 0.4s; }
.tiktok-card:hover img { transform: scale(1.05); opacity: 1; }
.tiktok-card__body {
  position: absolute; inset: auto 0 0 0; padding: 52px 20px 20px; color: #fff;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.86), rgba(0, 0, 0, 0));
}
.tiktok-card__body b { display: block; font-size: 14.5px; font-weight: 600; }
.tiktok-card__body span { font-size: 12.5px; opacity: 0.8; }
.tiktok-card__play {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: 62px; height: 62px; border-radius: 50%; background: rgba(255, 255, 255, 0.93);
  display: grid; place-items: center; box-shadow: 0 14px 36px rgba(0, 0, 0, 0.42);
  transition: transform 0.35s var(--ease);
}
.tiktok-card:hover .tiktok-card__play { transform: translate(-50%, -50%) scale(1.08); }
.tiktok-note { margin-top: 26px; text-align: center; font-size: 13px; color: var(--muted-dark); }

.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 60px; text-align: left; }
.review { border: 1px solid var(--line-dark); border-radius: var(--radius); padding: 28px 26px; background: rgba(255, 255, 255, 0.03); }
.review__stars { color: var(--gold); letter-spacing: 3px; font-size: 14px; }
.review p { margin: 16px 0 20px; font-size: 16.5px; line-height: 1.45; letter-spacing: -0.011em; }
.review__by { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--muted-dark); }
.review__av { width: 30px; height: 30px; border-radius: 50%; background: linear-gradient(135deg, var(--red), var(--gold)); display: grid; place-items: center; font-size: 12px; color: #fff; font-weight: 600; }

/* ---------- limited release ---------- */
.limited {
  background: var(--ink); color: #fff; position: relative; overflow: hidden;
  background-image: radial-gradient(circle at 50% 0%, rgba(201, 162, 39, 0.14) 0%, rgba(10, 10, 11, 0) 55%);
}
.limited__ring { position: absolute; left: 50%; top: -30%; width: min(1100px, 150vw); aspect-ratio: 1; transform: translateX(-50%); border-radius: 50%; border: 1px solid rgba(201, 162, 39, 0.14); pointer-events: none; }
.limited__ring::after { content: ""; position: absolute; inset: 14%; border-radius: 50%; border: 1px solid rgba(201, 162, 39, 0.1); }
.countdown { display: flex; gap: 12px; justify-content: center; margin: 38px 0 0; flex-wrap: wrap; }
.cd-unit {
  min-width: 92px; padding: 18px 10px 14px; border-radius: var(--radius-s);
  border: 1px solid var(--line-dark); background: rgba(255, 255, 255, 0.045);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
}
.cd-unit b { display: block; font-size: clamp(28px, 4vw, 46px); font-weight: 600; letter-spacing: -0.04em; font-variant-numeric: tabular-nums; line-height: 1; }
.cd-unit span { display: block; margin-top: 9px; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted-dark); }
.stock { max-width: 460px; margin: 40px auto 0; }
.stock__bar { height: 4px; border-radius: 999px; background: rgba(255, 255, 255, 0.12); overflow: hidden; }
.stock__bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--red), var(--gold)); width: 0; transition: width 1.2s var(--ease); }
.stock__row { display: flex; justify-content: space-between; margin-top: 12px; font-size: 12.5px; color: var(--muted-dark); letter-spacing: 0.04em; }

/* ---------- FAQ ---------- */
.faq { max-width: 880px; margin: 0 auto; border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
  width: 100%; background: none; border: 0; padding: 26px 0; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  text-align: left; font-size: clamp(16.5px, 1.9vw, 21px); font-weight: 500;
  letter-spacing: -0.02em; color: inherit;
}
.faq-q__ico { position: relative; flex: 0 0 auto; width: 16px; height: 16px; }
.faq-q__ico::before, .faq-q__ico::after {
  content: ""; position: absolute; left: 50%; top: 50%; background: var(--ink);
  transform: translate(-50%, -50%); transition: transform 0.35s var(--ease), opacity 0.25s;
}
.faq-q__ico::before { width: 14px; height: 1.5px; }
.faq-q__ico::after { width: 1.5px; height: 14px; }
.faq-item.is-open .faq-q__ico::after { transform: translate(-50%, -50%) rotate(90deg); opacity: 0; }
.faq-a { overflow: hidden; height: 0; transition: height 0.4s var(--ease); }
.faq-a__in { padding: 0 0 28px; color: var(--muted); font-size: 16px; line-height: 1.55; max-width: 68ch; }

/* ---------- contact strip ---------- */
.contact-strip {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px;
  margin-top: 46px; text-align: left;
}
.contact-card {
  border: 1px solid var(--line); border-radius: var(--radius); padding: 24px;
  transition: border-color 0.3s, transform 0.4s var(--ease);
}
.contact-card:hover { transform: translateY(-3px); border-color: rgba(0, 0, 0, 0.2); }
.contact-card span { font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.contact-card b { display: block; margin-top: 10px; font-size: 16.5px; font-weight: 500; letter-spacing: -0.015em; word-break: break-word; }
.section--dark .contact-card { border-color: var(--line-dark); }
.section--dark .contact-card b { color: #fff; }

/* ---------- footer ---------- */
.site-footer { background: var(--ink); color: #fff; padding: clamp(56px, 7vw, 90px) 0 34px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.1fr; gap: 40px; }
.footer-brand img { height: 96px; width: auto; }
.footer-brand p { margin: 18px 0 0; color: var(--muted-dark); font-size: 14.5px; max-width: 30ch; }
.footer-col h4 { font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: #fff; margin-bottom: 18px; font-weight: 600; }
.footer-col a, .footer-col p { display: block; color: var(--muted-dark); font-size: 14px; padding: 6px 0; transition: color 0.2s; word-break: break-word; }
.footer-col a:hover { color: #fff; }
.footer-social { display: flex; gap: 12px; margin-top: 20px; }
.footer-social a {
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line-dark);
  display: grid; place-items: center; padding: 0; transition: background-color 0.25s, border-color 0.25s;
}
.footer-social a:hover { background: rgba(255, 255, 255, 0.1); border-color: rgba(255, 255, 255, 0.34); }
.footer-bottom {
  margin-top: 56px; padding-top: 26px; border-top: 1px solid var(--line-dark);
  display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  font-size: 12.5px; color: var(--muted-dark);
}
.footer-bottom a { color: var(--muted-dark); }
.footer-bottom a:hover { color: #fff; }
.pay-icons { display: flex; gap: 8px; align-items: center; }
.pay-icons span {
  font-size: 10.5px; letter-spacing: 0.06em; border: 1px solid var(--line-dark);
  border-radius: 6px; padding: 4px 8px; color: var(--muted-dark);
}

/* ---------- sticky buy bar ---------- */
.buybar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 70;
  background: rgba(255, 255, 255, 0.86);
  -webkit-backdrop-filter: saturate(180%) blur(20px); backdrop-filter: saturate(180%) blur(20px);
  border-top: 1px solid var(--line);
  padding: 11px var(--gutter) calc(11px + env(safe-area-inset-bottom, 0px));
  transform: translateY(120%); transition: transform 0.5s var(--ease);
}
.buybar.is-visible { transform: none; }
.buybar__inner { max-width: var(--maxw); margin: 0 auto; display: flex; align-items: center; gap: 16px; }
.buybar__thumb { width: 44px; height: 44px; border-radius: 10px; object-fit: cover; background: #f2f2f4; flex: 0 0 auto; }
.buybar__meta { min-width: 0; }
.buybar__meta b { display: block; font-size: 14.5px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.buybar__meta span { font-size: 13px; color: var(--muted); }
.buybar__actions { margin-left: auto; display: flex; gap: 10px; align-items: center; }
@media (max-width: 620px) {
  .buybar__thumb { display: none; }
  .buybar__meta b { font-size: 13.5px; }
  .buybar .btn { height: 44px; padding: 0 20px; font-size: 14.5px; }
}

/* ---------- video modal ---------- */
.modal {
  position: fixed; inset: 0; z-index: 200; display: none;
  background: rgba(0, 0, 0, 0.82);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  padding: 24px;
}
.modal.is-open { display: grid; place-items: center; animation: fadeUp 0.35s var(--ease) both; }
.modal__box { width: min(1000px, 100%); position: relative; }
.modal__box video, .modal__box iframe { width: 100%; aspect-ratio: 16 / 9; border: 0; border-radius: var(--radius); background: #000; display: block; }
.modal__close {
  position: absolute; top: -50px; right: 0; width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.3); background: rgba(255, 255, 255, 0.08);
  color: #fff; cursor: pointer; display: grid; place-items: center;
}
.modal__fallback { color: #fff; text-align: center; padding: 40px 20px; }
.modal__fallback h3 { margin-bottom: 12px; }

/* ---------- dark section variants ---------- */
.jsh-features-dark { border-top-color: var(--line-dark); }
.jsh-features-dark .feature { border-bottom-color: var(--line-dark); }
.jsh-features-dark .feature + .feature { border-left-color: var(--line-dark); }
.jsh-features-dark .feature__num { color: var(--gold-light); }
.jsh-features-dark .feature__title { color: var(--muted-dark); }
.jsh-features-dark .feature p { color: var(--muted-dark); }
.jsh-lifestyle { background: #fafafa; }

/* ---------- blog / archive / page ---------- */
.jsh-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px 26px; }
.jsh-card { border-bottom: 1px solid var(--line); padding-bottom: 30px; }
.jsh-card__media { display: block; border-radius: var(--radius); overflow: hidden; margin-bottom: 20px; background: #f5f5f7; }
.jsh-card__media img { transition: transform 0.7s var(--ease); }
.jsh-card:hover .jsh-card__media img { transform: scale(1.03); }
.jsh-card__body .h-3 { margin: 8px 0 12px; }
.jsh-card__body p { margin: 0 0 16px; }
.jsh-pagination { display: flex; justify-content: center; gap: 8px; margin-top: 56px; }
.jsh-pagination .page-numbers {
  min-width: 42px; height: 42px; border-radius: 999px; display: grid; place-items: center;
  border: 1px solid var(--line); font-size: 14px;
}
.jsh-pagination .page-numbers.current { background: var(--ink); color: #fff; border-color: var(--ink); }
.jsh-prose { font-size: 17.5px; line-height: 1.65; color: #333; }
.jsh-prose h2 { font-size: 26px; margin: 44px 0 14px; letter-spacing: -0.025em; }
.jsh-prose h3 { font-size: 21px; margin: 34px 0 12px; letter-spacing: -0.02em; }
.jsh-prose p, .jsh-prose ul, .jsh-prose ol { margin: 0 0 20px; }
.jsh-prose ul, .jsh-prose ol { padding-left: 22px; }
.jsh-prose li { margin-bottom: 8px; }
.jsh-prose a { color: var(--red); text-decoration: underline; }
.jsh-prose img, .jsh-single__media img { border-radius: var(--radius); }
.jsh-single__media { margin: 34px 0 40px; }
.jsh-single__media img { width: 100%; height: auto; }
.skip-link { position: absolute; left: -9999px; top: 0; z-index: 999; }
.skip-link:focus { left: 12px; top: 12px; background: var(--ink); color: #fff; padding: 10px 18px; border-radius: 999px; }

/* ---------- reveal animations ---------- */
/* Hidden state is gated behind .js so content is always visible without JavaScript */
html.js [data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
html.js [data-reveal].is-in { opacity: 1; transform: none; }
html.js [data-reveal][data-delay="1"] { transition-delay: 0.08s; }
html.js [data-reveal][data-delay="2"] { transition-delay: 0.16s; }
html.js [data-reveal][data-delay="3"] { transition-delay: 0.24s; }
html.js [data-reveal][data-delay="4"] { transition-delay: 0.32s; }

/* ---------- the dance ---------- */
.hero__product.is-dancing { animation: jshDance 1.1s var(--ease) infinite; }
.is-dancing .hero__glow { animation: glowPulse 0.9s ease-in-out infinite alternate; }
.hero__product.is-dancing img { filter: none; }
@keyframes jshDance {
  0% { transform: rotate(-6deg) translateY(0); }
  25% { transform: rotate(4deg) translateY(-10px) scale(1.02); }
  50% { transform: rotate(-3deg) translateY(2px); }
  75% { transform: rotate(6deg) translateY(-8px) scale(1.015); }
  100% { transform: rotate(-6deg) translateY(0); }
}
@keyframes glowPulse { from { opacity: 0.65; } to { opacity: 1; } }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  html { scroll-behavior: auto; }
  html.js [data-reveal] { opacity: 1; transform: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 1024px) {
  .tech-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 34px; }
  .reviews { grid-template-columns: 1fr; }
  .tiktok-grid { grid-template-columns: repeat(2, 1fr); }
  .jsh-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  :root { --gutter: 18px; }
  .features { grid-template-columns: 1fr; }
  .feature, .feature + .feature { padding: 28px 0; border-left: 0; }
  .contact-strip { grid-template-columns: 1fr; }
  .jsh-grid { grid-template-columns: 1fr; }
  .scene--wide, .scene--tall { flex: 0 0 84vw; aspect-ratio: 16 / 10; }
  .tiktok-grid { grid-template-columns: 1fr; max-width: 360px; margin-left: auto; margin-right: auto; }
  .review-stats { gap: 26px; }
  .cd-unit { min-width: 74px; padding: 14px 6px 11px; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .viewer { aspect-ratio: 4 / 3; border-radius: var(--radius); }
}
@media (max-width: 420px) {
  .hero__actions .btn, .hero__actions { width: 100%; }
  .hero__actions .btn { flex: 1 1 auto; }
}

/* ---------- print ---------- */
@media print { .buybar, .site-header, .announce, #snow { display: none !important; } }