/* ==========================================================================
   AURA WORLDWIDE — Demo Ecommerce Site
   ========================================================================== */

:root {
  --black: #0a0a0a;
  --near-black: #121212;
  --white: #ffffff;
  --off-white: #f5f4f2;
  --gray-100: #e9e8e6;
  --gray-400: #9a9a9a;
  --gray-600: #5c5c5c;
  --accent: #c8a951;
  --radius: 2px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 92px;
  --announce-h: 34px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--white);
  color: var(--black);
  line-height: 1.5;
  overflow-x: hidden;
  cursor: none;
}

h1, h2, .logo-main, .cube .face {
  font-family: 'Bebas Neue', 'Inter', sans-serif;
  letter-spacing: 0.02em;
  font-weight: 400;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: none; border: none; background: none; }
ul { list-style: none; }

@media (hover: none) {
  body, button, a { cursor: auto; }
  .cursor-dot, .cursor-ring { display: none; }
}

/* ---------- custom cursor ---------- */
.cursor-dot, .cursor-ring {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  border-radius: 50%;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: opacity .3s;
}
.cursor-dot { width: 6px; height: 6px; background: var(--black); }
.cursor-ring {
  width: 34px; height: 34px;
  border: 1px solid rgba(10,10,10,0.5);
  transition: width .2s var(--ease), height .2s var(--ease), border-color .2s, background .2s;
}
.cursor-ring.hovered { width: 60px; height: 60px; background: rgba(10,10,10,0.06); border-color: transparent; }

/* ---------- preloader ---------- */
.preloader {
  position: fixed; inset: 0; background: var(--black);
  display: flex; align-items: center; justify-content: center;
  z-index: 10000;
  transition: opacity .6s var(--ease), visibility .6s var(--ease);
}
.preloader.done { opacity: 0; visibility: hidden; }
.preloader-logo {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 3rem;
  color: var(--white);
  letter-spacing: 0.4em;
  animation: pulse 1.1s ease-in-out infinite;
}
@keyframes pulse { 0%,100% { opacity: .35; } 50% { opacity: 1; } }

/* ---------- announcement bar ---------- */
.announce-bar {
  background: var(--black);
  color: var(--white);
  text-align: center;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  padding: 9px 12px;
  height: var(--announce-h);
}

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 500;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-100);
  transition: transform .35s var(--ease), box-shadow .3s;
}
.site-header.hide { transform: translateY(-100%); }
.site-header.scrolled { box-shadow: 0 6px 24px rgba(0,0,0,0.06); }

.header-inner {
  max-width: 1400px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 40px;
}

.logo { display: flex; flex-direction: column; line-height: 1; }
.logo-main { font-size: 1.9rem; letter-spacing: 0.12em; }
.logo-sub { font-size: 0.55rem; letter-spacing: 0.45em; color: var(--gray-600); margin-top: 2px; }

.main-nav { display: flex; gap: 34px; }
.main-nav a {
  font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase;
  position: relative; padding-bottom: 4px; color: var(--near-black);
}
.main-nav a::after {
  content: ''; position: absolute; left: 0; bottom: 0; width: 0; height: 1px;
  background: var(--black); transition: width .3s var(--ease);
}
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }

.header-icons { display: flex; align-items: center; gap: 18px; }
.icon-btn { position: relative; width: 22px; height: 22px; }
.icon-btn svg { width: 100%; height: 100%; fill: none; stroke: var(--black); stroke-width: 1.6; }
.cart-count {
  position: absolute; top: -8px; right: -10px;
  background: var(--black); color: var(--white);
  font-size: 0.6rem; width: 16px; height: 16px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.menu-toggle { display: none; flex-direction: column; gap: 5px; width: 24px; }
.menu-toggle span { height: 1.5px; background: var(--black); width: 100%; transition: .3s; }

.search-panel {
  max-height: 0; overflow: hidden;
  display: flex; align-items: center; gap: 12px;
  padding: 0 40px; background: var(--off-white);
  transition: max-height .35s var(--ease), padding .35s var(--ease);
}
.search-panel.open { max-height: 70px; padding: 14px 40px; }
.search-panel input {
  flex: 1; border: none; background: none; font-size: 1rem; outline: none;
  border-bottom: 1px solid var(--black); padding: 6px 0;
}
.search-panel button { font-size: 1.4rem; }

/* ---------- hero (full-bleed cinematic panel, Techwear-template composition) ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  color: var(--white);
  perspective: 1400px;
}
.hero-3d {
  position: absolute; inset: 0;
  transform-style: preserve-3d;
  transition: transform .1s linear;
  will-change: transform;
}
.hero-photo {
  position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(6,6,6,0.92) 0%, rgba(8,8,8,0.72) 38%, rgba(10,10,10,0.32) 68%, rgba(10,10,10,0.55) 100%),
    linear-gradient(0deg, rgba(0,0,0,0.5), rgba(0,0,0,0.1) 40%),
    #111 center 18% / cover no-repeat;
  transform: translateZ(-50px) scale(1.1);
}
.hero-photo.has-img { background-blend-mode: normal, normal, normal; }

.eyebrow {
  font-size: 0.72rem; letter-spacing: 0.28em; text-transform: uppercase;
  color: var(--gray-600); margin-bottom: 18px;
}
.eyebrow.light { color: rgba(255,255,255,0.75); }

.hero-headline {
  position: relative; z-index: 2;
  max-width: 620px;
  height: 100%;
  display: flex; flex-direction: column; justify-content: center;
  padding: 100px 5% 0 6%;
  transform: translateZ(40px);
}
.hero-headline h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  line-height: 0.98;
  text-transform: uppercase;
  color: var(--white);
}
.hero-headline h1 span { color: rgba(255,255,255,0.5); }
.hero-sub {
  max-width: 420px; margin: 26px 0 34px;
  color: rgba(255,255,255,0.7); font-size: 1rem; font-weight: 300;
}
.hero-cta { display: flex; gap: 16px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 16px 34px; font-size: 0.78rem; letter-spacing: 0.14em;
  text-transform: uppercase; border-radius: var(--radius);
  transition: transform .35s var(--ease), background .3s, color .3s, border-color .3s;
}
.btn-solid { background: var(--black); color: var(--white); border: 1px solid var(--black); }
.btn-solid:hover { background: var(--white); color: var(--black); transform: translateY(-3px); }
.btn-outline { border: 1px solid var(--black); color: var(--black); }
.btn-outline:hover { background: var(--black); color: var(--white); transform: translateY(-3px); }
.btn.full { width: 100%; }
/* on dark panels (hero, promo banner) buttons flip to white-solid / white-outline */
.btn-solid.on-dark { background: var(--white); color: var(--black); border-color: var(--white); }
.btn-solid.on-dark:hover { background: transparent; color: var(--white); }
.btn-outline.on-dark { border-color: rgba(255,255,255,0.6); color: var(--white); }
.btn-outline.on-dark:hover { background: var(--white); color: var(--black); }

/* giant background wordmark, techwear-template style */
.hero-wordmark {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: flex-end;
  padding-right: 2%;
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(7rem, 18vw, 15rem);
  letter-spacing: 0.02em;
  color: rgba(255,255,255,0.06);
  -webkit-text-stroke: 1px rgba(255,255,255,0.16);
  transform: translateZ(-20px) scale(1.05);
  pointer-events: none;
  white-space: nowrap;
  z-index: 1;
}

.model-tag {
  position: absolute; left: 50%; bottom: 6%; transform: translateX(-50%);
  font-size: 0.68rem; letter-spacing: 0.35em; color: rgba(255,255,255,0.75);
  text-transform: uppercase; z-index: 2;
}

/* floating product-detail card */
.hero-float-card {
  position: absolute; right: 12%; top: 30%;
  transform: translateZ(70px);
  display: flex; align-items: center; gap: 12px;
  background: rgba(245,244,242,0.96);
  padding: 10px 16px 10px 10px;
  border-radius: var(--radius);
  box-shadow: 0 20px 50px rgba(0,0,0,0.35);
}
.float-card-thumb { width: 46px; height: 58px; overflow: hidden; border-radius: 2px; }
.float-card-thumb img { width: 100%; height: 100%; object-fit: cover; }
.float-card-text {
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.06em;
  line-height: 1.25; text-transform: uppercase; color: var(--near-black);
}
.float-card-arrow { font-size: 1rem; color: var(--near-black); margin-left: 4px; }

/* rotating scan dial */
.hero-dial {
  position: absolute; left: 6%; bottom: 8%;
  width: 70px; height: 70px;
  transform: translateZ(60px);
  display: flex; align-items: center; justify-content: center;
}
.hero-dial svg { width: 100%; height: 100%; animation: dialSpin 16s linear infinite; }
.dial-label {
  position: absolute; font-size: 0.55rem; letter-spacing: 0.2em;
  color: rgba(255,255,255,0.7); transform: rotate(90deg);
}
@keyframes dialSpin { to { transform: rotate(360deg); } }

/* left / right spec callouts */
.hero-spec {
  position: absolute; max-width: 170px;
  transform: translateZ(50px);
  color: rgba(255,255,255,0.85); font-size: 0.78rem; font-weight: 300; line-height: 1.5;
}
.hero-spec-left { left: 4%; bottom: 22%; }
.spec-eyebrow {
  font-size: 0.65rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: rgba(255,255,255,0.5); margin-bottom: 6px; font-weight: 700;
}
.hero-spec-right {
  right: 5%; top: 10%; text-align: right; display: flex; flex-direction: column; align-items: flex-end;
}
.spec-num { font-size: 0.75rem; color: rgba(255,255,255,0.5); letter-spacing: 0.1em; }
.spec-label {
  font-family: 'Bebas Neue', sans-serif; font-size: 1.6rem; line-height: 0.95;
  letter-spacing: 0.04em; margin: 4px 0 10px;
}

.hero-badge-3d {
  position: absolute; right: 4%; top: 6%;
  transform: translateZ(90px);
  perspective: 600px;
}
.cube {
  width: 64px; height: 64px; position: relative;
  transform-style: preserve-3d;
  animation: spin 9s linear infinite;
}
.cube .face {
  position: absolute; width: 64px; height: 64px;
  background: rgba(10,10,10,0.92); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.65rem; letter-spacing: 0.08em;
  border: 1px solid rgba(255,255,255,0.15);
}
.face.front { transform: translateZ(32px); }
.face.back { transform: rotateY(180deg) translateZ(32px); }
.face.right { transform: rotateY(90deg) translateZ(32px); }
.face.left { transform: rotateY(-90deg) translateZ(32px); }
.face.top { transform: rotateX(90deg) translateZ(32px); }
.face.bottom { transform: rotateX(-90deg) translateZ(32px); }
@keyframes spin {
  from { transform: rotateY(0) rotateX(0); }
  to { transform: rotateY(360deg) rotateX(360deg); }
}

.scroll-hint {
  position: absolute; left: 40px; bottom: 24px; z-index: 3;
  display: flex; align-items: center; gap: 10px;
  font-size: 0.68rem; letter-spacing: 0.2em; text-transform: uppercase; color: rgba(255,255,255,0.6);
}
.scroll-hint span {
  width: 1px; height: 34px; background: rgba(255,255,255,0.3); position: relative; overflow: hidden;
}
.scroll-hint span::after {
  content: ''; position: absolute; top: -100%; left: 0; width: 100%; height: 100%;
  background: var(--white); animation: scrollLine 1.8s ease-in-out infinite;
}
@keyframes scrollLine { 50% { top: 0; } 100% { top: 100%; } }

/* ---------- trust bar ---------- */
.trust-bar {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px; padding: 56px 40px; border-top: 1px solid var(--gray-100); border-bottom: 1px solid var(--gray-100);
  max-width: 1400px; margin: 0 auto;
}
.trust-item { display: flex; align-items: center; gap: 14px; }
.trust-item svg { width: 28px; height: 28px; stroke: var(--black); fill: none; stroke-width: 1.4; flex-shrink: 0; }
.trust-item strong { display: block; font-size: 0.82rem; letter-spacing: 0.04em; }
.trust-item span { font-size: 0.72rem; color: var(--gray-600); }

/* ---------- section head ---------- */
.section-head {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1400px; margin: 0 auto; padding: 90px 40px 40px;
}
.section-head h2 { font-size: 2.2rem; text-transform: uppercase; }
.section-head.center { flex-direction: column; text-align: center; gap: 8px; }
.section-head.center p { color: var(--gray-600); letter-spacing: 0.1em; font-size: 0.85rem; }
.view-all { font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; display: flex; gap: 8px; align-items: center; }
.view-all span { transition: transform .3s var(--ease); }
.view-all:hover span { transform: translateX(6px); }

/* ---------- product grid ---------- */
.product-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px;
  max-width: 1400px; margin: 0 auto; padding: 0 40px 100px;
  perspective: 1200px;
}
.product-card {
  position: relative;
  transform-style: preserve-3d;
  transition: transform .4s var(--ease);
}
.product-media {
  position: relative; aspect-ratio: 3/4; overflow: hidden; background: var(--off-white);
  border-radius: var(--radius);
}
.product-media img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .6s var(--ease), opacity .5s var(--ease);
}
.product-media img.alt { position: absolute; inset: 0; opacity: 0; }
.product-card:hover .product-media img.main { opacity: 0; }
.product-card:hover .product-media img.alt { opacity: 1; transform: scale(1.06); }

.product-tag {
  position: absolute; top: 14px; left: 14px;
  background: var(--black); color: var(--white);
  font-size: 0.6rem; letter-spacing: 0.1em; text-transform: uppercase;
  padding: 5px 10px; border-radius: 20px;
}
.quick-add {
  position: absolute; left: 14px; right: 14px; bottom: 14px;
  background: var(--white); color: var(--black);
  padding: 12px; text-align: center; font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase;
  transform: translateY(140%); transition: transform .4s var(--ease);
  border-radius: var(--radius);
}
.product-card:hover .quick-add { transform: translateY(0); }

.product-info { padding: 16px 2px 0; }
.product-info h3 { font-size: 0.86rem; text-transform: uppercase; letter-spacing: 0.03em; margin-bottom: 6px; }
.product-info .price { font-size: 0.9rem; color: var(--gray-600); }
.swatches { display: flex; gap: 6px; margin-top: 10px; }
.swatch { width: 14px; height: 14px; border-radius: 50%; border: 1px solid rgba(0,0,0,0.15); }

/* ---------- promo banner ---------- */
.promo-banner {
  position: relative; min-height: 62vh;
  display: flex; align-items: center;
  overflow: hidden; margin: 0 0 0;
  color: var(--white);
}
.promo-bg {
  position: absolute; inset: 0;
  background: linear-gradient(120deg, #050505, #1c1c1c 55%, #050505),
              url('https://images.unsplash.com/photo-1610392462690-84766bd687ca?w=1600&q=70') center/cover;
  background-blend-mode: multiply;
  transform: scale(1.05);
}
.promo-content { position: relative; z-index: 2; padding: 0 60px; max-width: 620px; }
.promo-content h2 { font-size: clamp(2.4rem, 5vw, 4rem); line-height: 1; margin: 8px 0 20px; }
.promo-content p { color: rgba(255,255,255,0.75); margin-bottom: 30px; font-weight: 300; }

/* ---------- lookbook / gallery ---------- */
.gallery-strip {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px;
  padding: 0 4px 100px;
}
.gallery-item { position: relative; aspect-ratio: 3/4.6; overflow: hidden; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(0,0,0,0.55));
  opacity: 0; transition: opacity .4s;
}
.gallery-item:hover::after { opacity: 1; }

/* ---------- brand story ---------- */
.brand-story {
  background: var(--off-white);
  padding: 110px 40px;
}
.story-text { max-width: 720px; margin: 0 auto; text-align: center; }
.story-text h2 { font-size: clamp(2rem, 4vw, 3rem); text-transform: uppercase; margin-bottom: 22px; }
.story-text p { color: var(--gray-600); font-weight: 300; font-size: 1.05rem; margin-bottom: 46px; }
.story-stats { display: flex; justify-content: center; gap: 70px; }
.story-stats strong { display: block; font-size: 2.2rem; font-family: 'Bebas Neue', sans-serif; }
.story-stats span { font-size: 0.75rem; letter-spacing: 0.08em; color: var(--gray-600); text-transform: uppercase; }

/* ---------- testimonials ---------- */
.testimonials { padding: 100px 40px; max-width: 1400px; margin: 0 auto; }
.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.t-card {
  border: 1px solid var(--gray-100); padding: 34px; border-radius: var(--radius);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.t-card:hover { transform: translateY(-8px); box-shadow: 0 24px 50px rgba(0,0,0,0.08); }
.stars { color: var(--accent); letter-spacing: 3px; margin-bottom: 14px; }
.t-card p { font-size: 0.95rem; color: var(--near-black); margin-bottom: 20px; font-weight: 300; }
.t-card span { font-size: 0.78rem; color: var(--gray-600); letter-spacing: 0.05em; }

/* ---------- footer ---------- */
.site-footer { background: var(--black); color: var(--white); padding: 90px 40px 0; }
.footer-top {
  max-width: 1400px; margin: 0 auto;
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr 1.4fr; gap: 40px;
  padding-bottom: 70px;
}
.footer-brand p { color: var(--gray-400); font-size: 0.85rem; margin: 16px 0 22px; font-weight: 300; }
.footer-brand .logo-sub { color: var(--gray-400); }
.socials { display: flex; gap: 12px; }
.socials a {
  width: 34px; height: 34px; border: 1px solid rgba(255,255,255,0.2); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; transition: .3s;
}
.socials a:hover { background: var(--white); }
.socials svg { width: 15px; height: 15px; stroke: var(--white); fill: none; stroke-width: 1.5; }
.socials a:hover svg { stroke: var(--black); }

.footer-col h4 { font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 20px; color: var(--gray-400); }
.footer-col a { display: block; font-size: 0.85rem; color: rgba(255,255,255,0.85); margin-bottom: 12px; transition: color .2s; }
.footer-col a:hover { color: var(--white); text-decoration: underline; }
.newsletter p { color: var(--gray-400); font-size: 0.82rem; margin-bottom: 16px; font-weight: 300; }
.newsletter form { display: flex; border-bottom: 1px solid rgba(255,255,255,0.3); }
.newsletter input {
  flex: 1; background: none; border: none; color: var(--white); padding: 10px 0; outline: none; font-size: 0.85rem;
}
.newsletter input::placeholder { color: var(--gray-400); }
.newsletter button { color: var(--white); font-size: 1.1rem; }
.newsletter-msg { color: var(--accent); font-size: 0.75rem; margin-top: 10px; min-height: 14px; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center; padding: 24px 0; font-size: 0.72rem; color: var(--gray-400);
}

/* ---------- cart drawer ---------- */
.cart-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.4);
  opacity: 0; pointer-events: none; transition: opacity .35s; z-index: 800;
}
.cart-overlay.open { opacity: 1; pointer-events: auto; }
.cart-drawer {
  position: fixed; top: 0; right: 0; height: 100%; width: 420px; max-width: 92vw;
  background: var(--white); z-index: 801; display: flex; flex-direction: column;
  transform: translateX(100%); transition: transform .45s var(--ease);
  box-shadow: -20px 0 60px rgba(0,0,0,0.15);
}
.cart-drawer.open { transform: translateX(0); }
.cart-header { display: flex; justify-content: space-between; align-items: center; padding: 26px 28px; border-bottom: 1px solid var(--gray-100); }
.cart-header h3 { font-family: 'Bebas Neue', sans-serif; font-size: 1.4rem; letter-spacing: 0.05em; }
.cart-header button { font-size: 1.6rem; }
.cart-items { flex: 1; overflow-y: auto; padding: 20px 28px; }
.cart-empty { color: var(--gray-600); font-size: 0.9rem; margin-top: 40px; text-align: center; }
.cart-line { display: flex; gap: 14px; margin-bottom: 20px; }
.cart-line img { width: 70px; height: 88px; object-fit: cover; border-radius: var(--radius); }
.cart-line-info { flex: 1; }
.cart-line-info h4 { font-size: 0.82rem; margin-bottom: 6px; }
.cart-line-info span { font-size: 0.78rem; color: var(--gray-600); display: block; }
.cart-line-remove { font-size: 0.7rem; text-decoration: underline; color: var(--gray-600); margin-top: 6px; }
.cart-footer { padding: 22px 28px 30px; border-top: 1px solid var(--gray-100); }
.cart-subtotal { display: flex; justify-content: space-between; font-size: 0.9rem; margin-bottom: 16px; }

/* ---------- quick view modal ---------- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(10,10,10,0.55);
  display: flex; align-items: center; justify-content: center; padding: 24px;
  opacity: 0; pointer-events: none; transition: opacity .3s; z-index: 900;
}
.modal-overlay.open { opacity: 1; pointer-events: auto; }
.quick-view {
  background: var(--white); max-width: 900px; width: 100%; max-height: 88vh; overflow-y: auto;
  display: grid; grid-template-columns: 1fr 1fr; border-radius: var(--radius);
  transform: translateY(30px) scale(0.98); transition: transform .35s var(--ease);
}
.modal-overlay.open .quick-view { transform: translateY(0) scale(1); }
.qv-media { aspect-ratio: 3/4; overflow: hidden; }
.qv-media img { width: 100%; height: 100%; object-fit: cover; }
.qv-info { padding: 44px; position: relative; }
.qv-close { position: absolute; top: 20px; right: 24px; font-size: 1.6rem; }
.qv-info h3 { font-size: 1.6rem; text-transform: uppercase; margin: 10px 0; }
.qv-info .price { font-size: 1.1rem; color: var(--gray-600); margin-bottom: 22px; }
.qv-sizes { display: flex; gap: 10px; margin: 16px 0 28px; }
.qv-size {
  width: 44px; height: 44px; border: 1px solid var(--gray-100); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 0.8rem; transition: .2s;
}
.qv-size.active, .qv-size:hover { border-color: var(--black); background: var(--black); color: var(--white); }

/* ---------- back to top ---------- */
.back-to-top {
  position: fixed; right: 26px; bottom: 26px; width: 46px; height: 46px;
  background: var(--black); color: var(--white); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 1.1rem;
  opacity: 0; pointer-events: none; transition: opacity .3s, transform .3s var(--ease); z-index: 400;
}
.back-to-top.show { opacity: 1; pointer-events: auto; }
.back-to-top:hover { transform: translateY(-4px); }

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .cube, .hero-dial svg, .preloader-logo { animation: none !important; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  * { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

/* ---------- reveal animation ---------- */
[data-reveal] { opacity: 0; transform: translateY(36px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
[data-reveal].in-view { opacity: 1; transform: translateY(0); }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .hero-spec-right { display: none; }
  .hero-headline { padding: 100px 6% 0; max-width: 100%; }
  .hero-float-card { right: 6%; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .testimonial-grid { grid-template-columns: 1fr; }
  .gallery-strip { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 760px) {
  .header-inner { padding: 14px 20px; }
  .hero-wordmark { font-size: 5rem; justify-content: center; opacity: 0.7; }
  .hero-float-card, .hero-dial, .hero-spec-left, .hero-badge-3d { display: none; }
  .hero-headline { padding: 90px 24px 0; justify-content: flex-end; padding-bottom: 90px; }
  .main-nav { position: fixed; top: calc(var(--header-h) + var(--announce-h)); left: 0; right: 0;
    background: var(--white); flex-direction: column; gap: 0; max-height: 0; overflow: hidden;
    transition: max-height .4s var(--ease); border-bottom: 1px solid var(--gray-100); }
  .main-nav.open { max-height: 400px; }
  .main-nav a { padding: 16px 24px; border-bottom: 1px solid var(--gray-100); }
  .menu-toggle { display: flex; }
  .trust-bar { grid-template-columns: 1fr 1fr; padding: 40px 20px; }
  .product-grid { grid-template-columns: 1fr 1fr; gap: 14px; padding: 0 20px 60px; }
  .section-head { padding: 60px 20px 28px; flex-direction: column; align-items: flex-start; gap: 12px; }
  .promo-content { padding: 0 24px; }
  .gallery-strip { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr; padding: 0 20px 50px; gap: 34px; }
  .story-stats { gap: 30px; flex-wrap: wrap; }
  .quick-view { grid-template-columns: 1fr; }
  .cursor-dot, .cursor-ring { display: none; }
  body, button, a { cursor: auto; }
}