/* =========================================================
   SH BLOCKS — Luxury design system
   ========================================================= */
:root {
  --bg: #0a0a0b;
  --bg-2: #111113;
  --surface: #16161a;
  --surface-2: #1d1d22;
  --line: rgba(255, 255, 255, .08);
  --line-2: rgba(255, 255, 255, .14);
  --text: #ece8e1;
  --muted: #9b968d;
  --gold: #c9a45c;
  --gold-2: #e9d3a1;
  --gold-3: #8f6f33;
  --heat: #ff6a3d;
  --cool: #5fd3c6;
  --radius: 20px;
  --radius-sm: 12px;
  --ease: cubic-bezier(.22, 1, .36, 1);
  --font-ar: 'IBM Plex Sans Arabic', 'Outfit', sans-serif;
  --font-en: 'Outfit', 'IBM Plex Sans Arabic', sans-serif;
  --font-display: 'Cormorant Garamond', serif;
  --noise: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .55 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  font-family: var(--font-ar);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
html[lang="en"] body { font-family: var(--font-en); }
body.locked { overflow: hidden; }
body::before { /* film grain */
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 999;
  background-image: var(--noise); opacity: .05; mix-blend-mode: overlay;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; }
.ltr { direction: ltr; unicode-bidi: isolate; display: inline-block; }
.muted { color: var(--muted); }
.container { width: min(1240px, 100% - 48px); margin-inline: auto; }

::selection { background: var(--gold); color: #111; }
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: #2a2a30; border-radius: 10px; }

/* ---------- typography ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: .8rem; letter-spacing: .22em; text-transform: uppercase;
  color: var(--gold); font-weight: 500;
}
html[lang="ar"] .eyebrow { letter-spacing: .04em; font-size: .92rem; }
.eyebrow::before { content: ''; width: 34px; height: 1px; background: linear-gradient(90deg, transparent, var(--gold)); }
html[dir="rtl"] .eyebrow::before { background: linear-gradient(-90deg, transparent, var(--gold)); }
h1, h2, h3 { line-height: 1.15; font-weight: 600; }
h2 { font-size: clamp(2rem, 4.4vw, 3.4rem); letter-spacing: -.01em; }
html[lang="en"] h2 { font-family: var(--font-display); font-weight: 600; font-size: clamp(2.4rem, 5vw, 4rem); }
.gold-text {
  background: linear-gradient(110deg, var(--gold-3) 0%, var(--gold-2) 30%, var(--gold) 50%, var(--gold-2) 70%, var(--gold-3) 100%);
  background-size: 250% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shimmer 6s linear infinite;
}
@keyframes shimmer { to { background-position: -250% 0; } }

/* ---------- buttons ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 30px; border-radius: 100px; font-weight: 500; font-size: .98rem;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), background .3s, color .3s, border-color .3s;
  overflow: hidden; isolation: isolate; white-space: nowrap;
}
.btn.sm { padding: 10px 20px; font-size: .88rem; }
.btn.full { width: 100%; }
.btn-gold {
  background: linear-gradient(135deg, var(--gold-2), var(--gold) 45%, var(--gold-3));
  color: #17130b; box-shadow: 0 10px 30px -10px rgba(201, 164, 92, .6), inset 0 1px 0 rgba(255,255,255,.4);
}
.btn-gold::after {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.55) 50%, transparent 70%);
  transform: translateX(-120%); transition: transform .9s var(--ease);
}
.btn-gold:hover { transform: translateY(-3px); box-shadow: 0 18px 40px -12px rgba(201, 164, 92, .75); }
.btn-gold:hover::after { transform: translateX(120%); }
.btn-ghost { border: 1px solid var(--line-2); background: rgba(255,255,255,.02); backdrop-filter: blur(8px); }
.btn-ghost:hover { border-color: var(--gold); color: var(--gold-2); transform: translateY(-3px); }
.btn .arrow { transition: transform .4s var(--ease); }
html[dir="rtl"] .btn .arrow { transform: scaleX(-1); }
.btn:hover .arrow { transform: translateX(4px); }
html[dir="rtl"] .btn:hover .arrow { transform: scaleX(-1) translateX(4px); }
.link-btn { color: var(--muted); font-size: .85rem; text-decoration: underline; text-underline-offset: 4px; }
.link-btn:hover { color: var(--heat); }

/* ---------- logo placeholder ---------- */
.logo-mark {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(145deg, #1f1f24, #0d0d0f); border: 1px solid rgba(201,164,92,.45);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.08), 0 8px 24px -10px rgba(201,164,92,.5);
  position: relative; overflow: hidden; flex-shrink: 0;
}
.logo-mark::before {
  content: ''; position: absolute; inset: 0; opacity: .25;
  background-image:
    linear-gradient(rgba(201,164,92,.6) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201,164,92,.6) 1px, transparent 1px);
  background-size: 100% 11px, 22px 22px;
}
.logo-mark span {
  position: relative; font-family: var(--font-display); font-weight: 600; font-size: 1.25rem;
  background: linear-gradient(135deg, var(--gold-2), var(--gold)); -webkit-background-clip: text; background-clip: text; color: transparent;
  letter-spacing: .02em;
}
.logo-mark.big { width: 92px; height: 92px; border-radius: 22px; }
.logo-mark.big span { font-size: 2.6rem; }

.brand-logo-img {
  height: 38px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,.35));
}
.intro-logo-img {
  height: 64px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 6px 20px rgba(0,0,0,.6));
}

/* =========================================================
   INTRO
   ========================================================= */
.intro {
  position: fixed; inset: 0; z-index: 1000; background: var(--bg);
  display: grid; place-items: center; overflow: hidden;
  transition: clip-path 1.1s var(--ease), opacity .6s;
  clip-path: inset(0 0 0 0);
}
.intro.done { clip-path: inset(0 0 100% 0); pointer-events: none; }
.intro.skip { display: none; }
.intro-wall {
  position: absolute; inset: 0; display: flex; flex-direction: column-reverse; justify-content: flex-start;
  opacity: .9;
}
.intro-row { display: flex; gap: 4px; margin-top: 4px; }
.intro-row.off { transform: translateX(-46px); }
.intro-brick {
  flex: 0 0 88px; height: 42px; border-radius: 3px;
  background: linear-gradient(180deg, #2a2a2f, #1a1a1e);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.06), inset 0 -2px 0 rgba(0,0,0,.4);
  opacity: 0; transform: translateY(-60px);
  animation: brickDrop .55s var(--ease) forwards;
}
.intro-brick.g { background: linear-gradient(180deg, #3a3021, #221c12); box-shadow: inset 0 1px 0 rgba(233,211,161,.15); }
@keyframes brickDrop { to { opacity: 1; transform: translateY(0); } }
.intro-brand {
  position: relative; z-index: 2; text-align: center; display: grid; justify-items: center; gap: 18px;
  padding: 50px 70px; border-radius: 30px;
  background: radial-gradient(closest-side, rgba(10,10,11,.96), rgba(10,10,11,.85) 70%, transparent);
  opacity: 0; transform: scale(.92); animation: brandIn 1s var(--ease) 1.1s forwards;
}
.intro-name { font-family: var(--font-display); font-size: clamp(2rem, 5vw, 3.4rem); letter-spacing: .25em; font-weight: 600; }
html[lang="ar"] .intro-name { font-family: var(--font-ar); letter-spacing: 0; }
.intro-line { width: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--gold), transparent); animation: lineGrow 1s var(--ease) 1.6s forwards; }
@keyframes brandIn { to { opacity: 1; transform: scale(1); } }
@keyframes lineGrow { to { width: 220px; } }

/* =========================================================
   HEADER
   ========================================================= */
.header {
  position: fixed; inset-inline: 0; top: 0; z-index: 100;
  padding: 18px 0; transition: padding .4s var(--ease), background .4s, border-color .4s, backdrop-filter .4s;
  border-bottom: 1px solid transparent;
}
.header.scrolled { padding: 10px 0; background: rgba(10,10,11,.72); backdrop-filter: blur(18px) saturate(1.3); border-color: var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand-text { display: grid; line-height: 1.2; }
.brand-text strong { font-size: 1.02rem; letter-spacing: .06em; }
.brand-text small { font-size: .72rem; color: var(--muted); }
.nav { display: flex; gap: 6px; }
.nav a { position: relative; padding: 8px 14px; font-size: .92rem; color: #cfcac1; transition: color .3s; }
.nav a::after { content: ''; position: absolute; inset-inline: 14px; bottom: 2px; height: 1px; background: var(--gold); transform: scaleX(0); transition: transform .4s var(--ease); }
.nav a:hover, .nav a.active { color: var(--gold-2); }
.nav a:hover::after, .nav a.active::after { transform: scaleX(1); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.lang-btn {
  width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line-2); font-weight: 600; font-size: .82rem;
  transition: border-color .3s, color .3s, transform .4s var(--ease);
}
html[lang="en"] .lang-btn { font-family: var(--font-ar); }
.lang-btn:hover { border-color: var(--gold); color: var(--gold); transform: rotate(-8deg); }
.quote-btn {
  display: flex; align-items: center; gap: 8px; height: 44px; padding: 0 18px; border-radius: 100px;
  border: 1px solid rgba(201,164,92,.45); color: var(--gold-2); font-size: .9rem; transition: background .3s;
}
.quote-btn:hover { background: rgba(201,164,92,.1); }
.badge {
  font-style: normal; min-width: 22px; height: 22px; border-radius: 11px; padding: 0 6px;
  display: grid; place-items: center; background: var(--gold); color: #111; font-size: .72rem; font-weight: 700;
}
.badge.bump { animation: bump .5s var(--ease); }
@keyframes bump { 40% { transform: scale(1.45); } }
.menu-btn { display: none; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line-2); position: relative; }
.menu-btn span { position: absolute; left: 13px; right: 13px; height: 1.5px; background: var(--text); transition: transform .4s var(--ease); }
.menu-btn span:first-child { top: 17px; } .menu-btn span:last-child { bottom: 17px; }
.menu-open .menu-btn span:first-child { transform: translateY(4px) rotate(45deg); }
.menu-open .menu-btn span:last-child { transform: translateY(-4px) rotate(-45deg); }

/* =========================================================
   HERO
   ========================================================= */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding: 130px 0 90px; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: -1; }
.hero-grid {
  position: absolute; inset: -10%;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 100% 60px, 120px 120px, 120px 120px;
  background-position: 0 0, 0 0, 60px 60px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 45%, #000 20%, transparent 75%);
  animation: gridDrift 40s linear infinite;
}
@keyframes gridDrift { to { transform: translateY(120px); } }
.hero-glow {
  position: absolute; width: 900px; height: 900px; border-radius: 50%;
  background: radial-gradient(circle, rgba(201,164,92,.16), transparent 60%);
  left: 50%; top: 40%; transform: translate(-50%, -50%); transition: left 1.2s var(--ease), top 1.2s var(--ease);
}
.hero-inner { display: grid; grid-template-columns: 1.05fr 1fr; align-items: center; gap: 40px; }
.hero-title { font-size: clamp(2.8rem, 6.4vw, 5.6rem); margin: 22px 0 26px; font-weight: 700; letter-spacing: -.02em; }
html[lang="en"] .hero-title { font-family: var(--font-display); font-weight: 600; font-size: clamp(3.2rem, 7vw, 6.4rem); line-height: 1.02; }
.hero-title .line { display: block; }
.hero-sub { color: var(--muted); font-size: 1.08rem; max-width: 540px; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.hero-ctas.center { justify-content: center; }
.hero-visual { position: relative; display: grid; justify-items: center; }

.stage { position: relative; width: min(520px, 90vw); aspect-ratio: 1; display: grid; place-items: center; }
.stage.small { width: 100%; max-width: 420px; }
.stage-ring {
  position: absolute; inset: 8%; border-radius: 50%; border: 1px solid rgba(201,164,92,.22);
  animation: spin 30s linear infinite;
}
.stage-ring::before { content: ''; position: absolute; top: -4px; left: 50%; width: 8px; height: 8px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 18px var(--gold); }
.stage-ring.r2 { inset: 20%; border-style: dashed; border-color: rgba(255,255,255,.08); animation-duration: 50s; animation-direction: reverse; }
.stage-ring.r2::before { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }
.stage-shadow { position: absolute; bottom: 16%; width: 55%; height: 40px; border-radius: 50%; background: radial-gradient(closest-side, rgba(0,0,0,.75), transparent); filter: blur(6px); }
.dim-tag {
  position: absolute; padding: 5px 12px; border-radius: 100px; font-size: .78rem; direction: ltr;
  background: rgba(20,20,24,.75); border: 1px solid rgba(201,164,92,.35); color: var(--gold-2); backdrop-filter: blur(6px);
  animation: float 5s ease-in-out infinite;
}
.dim-l { bottom: 12%; left: 50%; translate: -50% 0; }
.dim-h { top: 44%; left: 0; animation-delay: -1.5s; }
.dim-w { top: 18%; right: 4%; animation-delay: -3s; }
@keyframes float { 50% { transform: translateY(-8px); } }
.drag-hint { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: .82rem; margin-top: 4px; }
.drag-hint.inline { margin: 0; }
.scroll-cue { position: absolute; bottom: 26px; left: 50%; translate: -50% 0; display: grid; justify-items: center; gap: 8px; font-size: .74rem; color: var(--muted); letter-spacing: .15em; text-transform: uppercase; }
.scroll-cue i { width: 1px; height: 46px; background: linear-gradient(var(--gold), transparent); animation: cue 2s var(--ease) infinite; transform-origin: top; }
@keyframes cue { 0% { transform: scaleY(0); } 50% { transform: scaleY(1); } 100% { transform: scaleY(1); opacity: 0; } }

/* ---------- 3D brick ---------- */
.scene { position: relative; width: 100%; height: 100%; perspective: 1400px; cursor: grab; touch-action: none; display: grid; place-items: center; }
.scene.grabbing { cursor: grabbing; }
.rig { position: relative; width: 0; height: 0; transform-style: preserve-3d; transition: transform .08s linear; }
.box { position: absolute; left: 0; top: 0; transform-style: preserve-3d; }
.face {
  position: absolute; backface-visibility: hidden;
  background-color: var(--c);
  background-image: var(--noise), linear-gradient(160deg, rgba(255,255,255,.14), rgba(0,0,0,.18));
  background-blend-mode: overlay, normal;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,.25), inset 0 0 24px rgba(0,0,0,.18);
  transition: background-color .5s, opacity .5s, box-shadow .5s;
}
.face::after { content: ''; position: absolute; inset: 0; pointer-events: none; transition: background .5s; }
.f-front::after { background: rgba(0,0,0,.02); }
.f-right::after, .f-left::after { background: rgba(0,0,0,.28); }
.f-back::after { background: rgba(0,0,0,.4); }
.f-top::after { background: rgba(255,255,255,.1); }
.f-bottom::after { background: rgba(0,0,0,.55); }
.hole {
  position: absolute; border-radius: 6px; z-index: 1;
  background: radial-gradient(ellipse at 50% 40%, #0d0d0f, #232326);
  box-shadow: inset 0 6px 14px rgba(0,0,0,.9), 0 0 0 1px rgba(255,255,255,.05);
}
.hole.foam { background: radial-gradient(ellipse at 50% 40%, #f4efe2, #d6cfbe); box-shadow: inset 0 3px 8px rgba(0,0,0,.35); background-image: radial-gradient(circle, rgba(0,0,0,.12) 1px, transparent 1.5px), radial-gradient(ellipse at 50% 40%, #f4efe2, #d6cfbe); background-size: 6px 6px, 100% 100%; }
.cavity .face { opacity: 0; background: #0e0e10; backface-visibility: visible; box-shadow: none; }
.cavity.foam .face { background: #ece5d3; background-image: radial-gradient(circle, rgba(0,0,0,.1) 1px, transparent 1.5px); background-size: 6px 6px; }
.rig.xray .shell .face { background-color: rgba(201,164,92,.06); background-image: none; box-shadow: inset 0 0 0 1.5px rgba(233,211,161,.85), 0 0 18px rgba(201,164,92,.25); backface-visibility: visible; }
.rig.xray .shell .face::after { background: transparent; }
.rig.xray .hole { opacity: .35; }
.rig.xray .cavity .face { opacity: .9; box-shadow: inset 0 0 0 1px rgba(255,255,255,.18); }
.rig.xray .cavity:not(.foam) .face { background: rgba(95,211,198,.18); box-shadow: inset 0 0 0 1px rgba(95,211,198,.8); }

/* =========================================================
   STATS + MARQUEE
   ========================================================= */
.stats { border-block: 1px solid var(--line); background: linear-gradient(180deg, var(--bg-2), var(--bg)); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 46px 20px; text-align: center; display: grid; gap: 6px; border-inline-end: 1px solid var(--line); }
.stat:last-child { border: 0; }
.stat b { font-family: var(--font-display); font-size: clamp(2.4rem, 4.5vw, 3.6rem); font-weight: 600; line-height: 1; direction: ltr; color: var(--gold-2); }
.stat span { color: var(--muted); font-size: .92rem; }
.marquee { overflow: hidden; border-top: 1px solid var(--line); padding: 18px 0; direction: ltr; }
.marquee-track { display: flex; gap: 48px; width: max-content; animation: marquee 40s linear infinite; }
.marquee-track span { display: inline-flex; align-items: center; gap: 48px; font-family: var(--font-display); font-size: 1.6rem; color: #57534c; white-space: nowrap; font-style: italic; }
.marquee-track span::after { content: '◆'; font-size: .7rem; color: var(--gold); font-style: normal; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* =========================================================
   SECTIONS
   ========================================================= */
.section { padding: 130px 0; position: relative; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 70px; display: grid; justify-items: center; gap: 18px; }
.section-head p { color: var(--muted); font-size: 1.05rem; }
.panel {
  background: linear-gradient(160deg, rgba(255,255,255,.035), rgba(255,255,255,.01));
  border: 1px solid var(--line); border-radius: var(--radius);
  backdrop-filter: blur(14px);
}

/* ---------- products ---------- */
.products-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 22px; }
.product-card {
  position: relative; padding: 26px; border-radius: var(--radius); cursor: pointer; overflow: hidden;
  background: linear-gradient(170deg, var(--surface-2), var(--surface)); border: 1px solid var(--line);
  transition: transform .6s var(--ease), border-color .4s, box-shadow .6s var(--ease);
  display: flex; flex-direction: column; gap: 14px; isolation: isolate;
}
.product-card::before {
  content: ''; position: absolute; inset: 0; z-index: -1; opacity: 0; transition: opacity .5s;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 0%), rgba(201,164,92,.16), transparent 45%);
}
.product-card:hover { transform: translateY(-8px); border-color: rgba(201,164,92,.4); box-shadow: 0 30px 60px -30px rgba(0,0,0,.9), 0 0 0 1px rgba(201,164,92,.1); }
.product-card:hover::before { opacity: 1; }
.pc-visual { height: 210px; position: relative; display: grid; place-items: center; }
.pc-visual .scene { cursor: inherit; pointer-events: none; }
.pc-tag { position: absolute; top: 0; inset-inline-start: 0; font-size: .72rem; padding: 4px 12px; border-radius: 100px; background: rgba(201,164,92,.12); color: var(--gold-2); border: 1px solid rgba(201,164,92,.3); }
.product-card h3 { font-size: 1.3rem; }
.product-card p { color: var(--muted); font-size: .9rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.pc-sizes { display: flex; flex-wrap: wrap; gap: 6px; }
.pc-sizes span { font-size: .75rem; padding: 3px 10px; border: 1px solid var(--line-2); border-radius: 100px; color: #cfcac1; direction: ltr; }
.pc-foot { display: flex; align-items: end; justify-content: space-between; margin-top: auto; padding-top: 14px; border-top: 1px solid var(--line); }
.pc-price small { display: block; color: var(--muted); font-size: .75rem; }
.pc-price b { font-size: 1.4rem; color: var(--gold-2); }
.pc-price b em { font-style: normal; font-size: .8rem; color: var(--muted); font-weight: 400; margin-inline-start: 4px; }
.pc-go { width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--line-2); transition: background .4s, border-color .4s, transform .5s var(--ease); }
html[dir="rtl"] .pc-go svg { transform: scaleX(-1); }
.product-card:hover .pc-go { background: var(--gold); border-color: var(--gold); color: #111; transform: rotate(-45deg); }
html[dir="rtl"] .product-card:hover .pc-go { transform: rotate(45deg); }

/* ---------- chips / fields ---------- */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 9px 18px; border-radius: 100px; border: 1px solid var(--line-2); font-size: .88rem; direction: ltr;
  transition: all .3s var(--ease);
}
.chip:hover { border-color: var(--gold); }
.chip.active { background: var(--gold); color: #111; border-color: var(--gold); box-shadow: 0 8px 20px -8px rgba(201,164,92,.7); }
.field { display: grid; gap: 8px; font-size: .86rem; color: var(--muted); }
.field.full, .full { grid-column: 1 / -1; }
.field b { color: var(--gold-2); }
input[type=number], input[type=text], input[type=tel], input[type=password], select, textarea {
  width: 100%; padding: 13px 16px; border-radius: var(--radius-sm); background: rgba(0,0,0,.35);
  border: 1px solid var(--line-2); color: var(--text); outline: none; transition: border-color .3s, box-shadow .3s;
}
input:focus, select:focus, textarea:focus { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(201,164,92,.12); }
select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, var(--gold) 50%), linear-gradient(135deg, var(--gold) 50%, transparent 50%); background-position: calc(100% - 20px) 55%, calc(100% - 15px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }
html[dir="rtl"] select { background-position: 15px 55%, 20px 55%; }
select option { background: var(--surface); }
input[type=range] { -webkit-appearance: none; appearance: none; width: 100%; height: 4px; border-radius: 4px; background: linear-gradient(90deg, var(--gold) var(--p, 50%), #2c2c32 var(--p, 50%)); outline: none; }
html[dir="rtl"] input[type=range] { background: linear-gradient(-90deg, var(--gold) var(--p, 50%), #2c2c32 var(--p, 50%)); }
input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 20px; height: 20px; border-radius: 50%; background: var(--gold-2); border: 4px solid #1a1a1e; box-shadow: 0 0 0 1px var(--gold), 0 4px 12px rgba(201,164,92,.5); cursor: pointer; }
input[type=range]::-moz-range-thumb { width: 14px; height: 14px; border-radius: 50%; background: var(--gold-2); border: 4px solid #1a1a1e; cursor: pointer; }

/* ---------- studio ---------- */
.studio { background: radial-gradient(ellipse 60% 50% at 50% 0%, rgba(201,164,92,.07), transparent), var(--bg-2); border-block: 1px solid var(--line); }
.studio-grid { display: grid; grid-template-columns: 360px 1fr; gap: 24px; align-items: start; }
.studio-form { padding: 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 18px; position: sticky; top: 100px; }
.studio-form input[type=number] { direction: ltr; text-align: center; font-weight: 500; font-size: 1rem; }
.studio-view { display: grid; gap: 18px; }
.canvas-wrap { position: relative; padding: 20px; aspect-ratio: 16 / 9; overflow: hidden; background: radial-gradient(ellipse at 50% 100%, rgba(201,164,92,.08), transparent 60%), linear-gradient(160deg, rgba(255,255,255,.03), rgba(255,255,255,.005)); }
.canvas-wrap canvas { width: 100%; height: 100%; display: block; }
.wall-label { position: absolute; top: 18px; inset-inline-end: 20px; font-size: .8rem; color: var(--gold-2); padding: 5px 14px; border-radius: 100px; border: 1px solid rgba(201,164,92,.35); background: rgba(0,0,0,.4); }
.pc-quote-btn { display: flex; align-items: center; gap: 8px; }
.pc-quote-text {
  font-size: .88rem; font-weight: 600; color: var(--gold-2);
  padding: 6px 14px; border-radius: 100px;
  background: rgba(201,164,92,.08); border: 1px solid rgba(201,164,92,.25);
  transition: all .3s;
}
.product-card:hover .pc-quote-text {
  background: rgba(201,164,92,.18); border-color: var(--gold);
}
.pd-quote-badge {
  font-size: .95rem; font-weight: 600; color: var(--gold-2);
  padding: 8px 16px; border-radius: 100px;
  background: rgba(201,164,92,.1); border: 1px solid rgba(201,164,92,.3);
  display: inline-flex; align-items: center;
}
.results { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.result { padding: 18px 16px; border-radius: var(--radius-sm); border: 1px solid var(--line); background: rgba(255,255,255,.02); display: grid; gap: 6px; }
.result span { font-size: .78rem; color: var(--muted); }
.result b { font-size: 1.25rem; font-weight: 600; }
.result.hl { border-color: rgba(201,164,92,.4); background: rgba(201,164,92,.06); }
.result.hl b { color: var(--gold-2); font-size: 1.5rem; }
.result.total { background: linear-gradient(135deg, rgba(201,164,92,.22), rgba(201,164,92,.05)); border-color: rgba(201,164,92,.5); }
.result.total b { color: var(--gold-2); }
.result b.pop { animation: pop .6s var(--ease); }
@keyframes pop { 40% { transform: scale(1.12); color: #fff; } }
.studio-foot { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; color: var(--muted); }

/* ---------- compare ---------- */
.temp-control { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 22px; padding: 20px 28px; max-width: 720px; margin: 0 auto 26px; color: var(--muted); }
.temp-control b { font-size: 1.6rem; color: var(--heat); direction: ltr; min-width: 80px; text-align: center; }
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.compare-card { padding: 26px; display: grid; gap: 16px; }
.compare-card h3 { font-size: 1.2rem; display: flex; align-items: center; gap: 10px; }
.compare-card h3::before { content: ''; width: 10px; height: 10px; border-radius: 50%; background: var(--heat); box-shadow: 0 0 12px var(--heat); }
.compare-card.good h3::before { background: var(--cool); box-shadow: 0 0 12px var(--cool); }
.compare-card.good { border-color: rgba(95,211,198,.25); }
.heat-canvas { width: 100%; aspect-ratio: 16 / 9; border-radius: var(--radius-sm); background: #0c0c0e; display: block; direction: ltr; }
.heat-meta { display: flex; justify-content: space-between; color: var(--muted); font-size: .9rem; }
.heat-meta b { color: var(--text); direction: ltr; }
.meter { height: 6px; border-radius: 6px; background: #222227; overflow: hidden; }
.meter i { display: block; height: 100%; width: 50%; border-radius: inherit; background: linear-gradient(90deg, #ffb347, var(--heat)); transition: width .8s var(--ease); }
.good .meter i { background: linear-gradient(90deg, #8ff0e5, var(--cool)); }
.saving { margin: 34px auto 0; text-align: center; display: grid; gap: 4px; color: var(--muted); }
.saving b { font-family: var(--font-display); font-size: clamp(3.4rem, 8vw, 6rem); line-height: 1; color: var(--cool); direction: ltr; text-shadow: 0 0 40px rgba(95,211,198,.35); }

/* ---------- projects ---------- */
.projects-grid { display: grid; grid-template-columns: 1.4fr 1fr; grid-template-rows: 300px 300px; gap: 20px; }
.project { position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.project.big { grid-row: span 2; }
.project img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.4s var(--ease), filter .8s; filter: saturate(.85) brightness(.85); }
.project:hover img { transform: scale(1.07); filter: saturate(1) brightness(1); }
.project::after { content: ''; position: absolute; inset: 0; background: linear-gradient(transparent 45%, rgba(0,0,0,.85)); }
.project-info { position: absolute; z-index: 2; bottom: 0; inset-inline: 0; padding: 26px; transform: translateY(10px); transition: transform .6s var(--ease); }
.project:hover .project-info { transform: none; }
.project-info h3 { font-size: 1.35rem; }
.project-info p { color: var(--gold-2); font-size: .88rem; }

/* ---------- why ---------- */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.why-card { padding: 34px 28px; border-radius: var(--radius); border: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,.025), transparent); transition: transform .6s var(--ease), border-color .4s; }
.why-card:hover { transform: translateY(-6px); border-color: rgba(201,164,92,.35); }
.why-ico { width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; margin-bottom: 22px; background: rgba(201,164,92,.1); border: 1px solid rgba(201,164,92,.3); }
.why-ico svg { width: 26px; height: 26px; fill: none; stroke: var(--gold-2); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.why-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.why-card p { color: var(--muted); font-size: .9rem; }

/* ---------- contact ---------- */
.contact-card {
  position: relative; overflow: hidden; text-align: center; padding: 90px 30px; border-radius: 32px;
  display: grid; justify-items: center; gap: 18px;
  background: radial-gradient(ellipse at 50% 0%, rgba(201,164,92,.22), transparent 60%), linear-gradient(160deg, #19191d, #0f0f11);
  border: 1px solid rgba(201,164,92,.25);
}
.contact-card p { color: var(--muted); max-width: 520px; }
.contact-bricks { position: absolute; inset: 0; z-index: 0; opacity: .25; pointer-events: none;
  background-image: linear-gradient(rgba(201,164,92,.25) 1px, transparent 1px), linear-gradient(90deg, rgba(201,164,92,.25) 1px, transparent 1px), linear-gradient(90deg, rgba(201,164,92,.25) 1px, transparent 1px);
  background-size: 100% 40px, 80px 80px, 80px 80px; background-position: 0 0, 0 0, 40px 40px;
  mask-image: radial-gradient(ellipse at 50% 100%, #000, transparent 70%);
}
.contact-card > *:not(.contact-bricks) { position: relative; z-index: 1; }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 36px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
.footer-links { display: flex; gap: 26px; align-items: center; color: var(--muted); font-size: .86rem; }
.footer-links a:hover { color: var(--gold); }

/* =========================================================
   MODAL
   ========================================================= */
.modal { position: fixed; inset: 0; z-index: 300; display: grid; place-items: center; padding: 20px; visibility: hidden; }
.modal.open { visibility: visible; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.7); backdrop-filter: blur(10px); opacity: 0; transition: opacity .5s; }
.modal.open .modal-backdrop { opacity: 1; }
.modal-box {
  position: relative; width: min(1080px, 100%); max-height: 92vh; overflow: auto; border-radius: 28px;
  background: linear-gradient(165deg, #1b1b20, #101012); border: 1px solid var(--line-2);
  box-shadow: 0 50px 120px -30px rgba(0,0,0,.9);
  opacity: 0; transform: translateY(40px) scale(.97); transition: opacity .5s var(--ease), transform .6s var(--ease);
}
.modal.open .modal-box { opacity: 1; transform: none; }
.modal-close { position: absolute; top: 18px; inset-inline-end: 18px; z-index: 5; width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line-2); transition: all .3s; }
.modal-close.static { position: static; }
.modal-close:hover { border-color: var(--gold); color: var(--gold); transform: rotate(90deg); }
.pd-grid { display: grid; grid-template-columns: 1fr 1.1fr; }
.pd-visual { padding: 30px; display: grid; justify-items: center; align-content: center; gap: 14px; background: radial-gradient(circle at 50% 45%, rgba(201,164,92,.12), transparent 60%); border-inline-end: 1px solid var(--line); }
.pd-visual-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; justify-content: center; }
.pd-info { padding: 44px 38px; display: grid; gap: 22px; align-content: start; }
.pd-info h2 { font-size: 2rem; }
html[lang="en"] .pd-info h2 { font-size: 2.6rem; }
.spec-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.spec { padding: 14px; border-radius: var(--radius-sm); border: 1px solid var(--line); background: rgba(255,255,255,.02); }
.spec small { display: block; color: var(--muted); font-size: .72rem; }
.spec b { font-size: 1rem; font-weight: 600; }
.spec b .ltr { direction: ltr; }
.pd-buy { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 18px 0; border-block: 1px solid var(--line); }
.pd-price small { color: var(--muted); display: block; font-size: .78rem; }
.pd-price b { font-size: 2rem; color: var(--gold-2); font-family: var(--font-display); }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--line-2); border-radius: 100px; overflow: hidden; direction: ltr !important; }
.qty button { width: 44px; height: 46px; font-size: 1.2rem; transition: background .3s; line-height: 1; display: grid; place-items: center; }
.qty button:hover { background: rgba(201,164,92,.15); }
.qty input { width: 90px; border: 0; background: transparent; text-align: center; padding: 0; border-radius: 0; box-shadow: none !important; -moz-appearance: textfield; direction: ltr !important; font-variant-numeric: tabular-nums; }
html[lang="en"] .qty input { font-family: var(--font-en); }
.qty input::-webkit-inner-spin-button { -webkit-appearance: none; }
.pd-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.size-table summary { cursor: pointer; color: var(--gold-2); font-size: .9rem; list-style: none; }
.size-table summary::before { content: '+ '; }
.size-table[open] summary::before { content: '− '; }
table { width: 100%; border-collapse: collapse; margin-top: 14px; font-size: .86rem; }
th, td { padding: 10px 8px; text-align: start; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 500; font-size: .78rem; }
td { direction: ltr; }
html[dir="rtl"] td { text-align: right; }

/* =========================================================
   DRAWER
   ========================================================= */
.drawer { position: fixed; inset: 0; z-index: 400; visibility: hidden; }
.drawer.open { visibility: visible; }
.drawer-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(6px); opacity: 0; transition: opacity .5s; }
.drawer.open .drawer-backdrop { opacity: 1; }
.drawer-panel {
  position: absolute; top: 0; bottom: 0; inset-inline-end: 0; width: min(440px, 100%);
  background: linear-gradient(170deg, #1a1a1f, #0e0e10); border-inline-start: 1px solid var(--line-2);
  display: grid; grid-template-rows: auto 1fr auto; transform: translateX(100%); transition: transform .6s var(--ease);
}
html[dir="rtl"] .drawer-panel { transform: translateX(-100%); }
.drawer.open .drawer-panel { transform: none; }
.drawer-head { display: flex; justify-content: space-between; align-items: center; padding: 24px 26px; border-bottom: 1px solid var(--line); }
.drawer-head h3 { font-size: 1.3rem; }
.drawer-body { overflow: auto; padding: 18px 26px; display: grid; gap: 12px; align-content: start; }
.q-empty { color: var(--muted); text-align: center; padding: 50px 10px; font-size: .92rem; }
.q-item { display: grid; grid-template-columns: 1fr auto; gap: 6px 14px; padding: 16px; border-radius: var(--radius-sm); border: 1px solid var(--line); background: rgba(255,255,255,.02); animation: slideIn .5s var(--ease); }
@keyframes slideIn { from { opacity: 0; transform: translateY(10px); } }
.q-item h4 { font-size: .95rem; font-weight: 600; }
.q-item small { color: var(--muted); font-size: .78rem; }
.q-item .q-sum { color: var(--gold-2); font-weight: 600; text-align: end; }
.q-item .q-row { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: center; }
.q-item .qty { transform: scale(.85); transform-origin: left center; }
html[dir="rtl"] .q-item .qty { transform-origin: right center; }
.q-remove { color: var(--muted); font-size: .8rem; }
.q-remove:hover { color: var(--heat); }
.drawer-foot { padding: 20px 26px 26px; border-top: 1px solid var(--line); display: grid; gap: 10px; }
.quote-total { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 6px; color: var(--muted); }
.quote-total b { font-size: 1.6rem; color: var(--gold-2); }
.drawer-actions { display: grid; grid-template-columns: 1.3fr 1fr; gap: 10px; margin-top: 4px; }
.drawer-actions .btn { padding: 14px 10px; font-size: .9rem; }

/* ---------- floating / toast ---------- */
.wa-float {
  position: fixed; bottom: 26px; inset-inline-start: 26px; z-index: 90; width: 60px; height: 60px; border-radius: 50%;
  display: grid; place-items: center; color: #fff; background: linear-gradient(135deg, #2bd46b, #128c4a);
  box-shadow: 0 14px 30px -10px rgba(37,211,102,.7); transition: transform .4s var(--ease);
}
.wa-float::before { content: ''; position: absolute; inset: 0; border-radius: 50%; border: 2px solid #25d366; animation: ripple 2.4s infinite; }
@keyframes ripple { to { transform: scale(1.7); opacity: 0; } }
.wa-float:hover { transform: scale(1.1) rotate(-8deg); }
.toast {
  position: fixed; bottom: 30px; left: 50%; z-index: 500; translate: -50% 0;
  padding: 14px 26px; border-radius: 100px; background: rgba(25,25,30,.92); border: 1px solid rgba(201,164,92,.45);
  color: var(--gold-2); backdrop-filter: blur(10px); box-shadow: 0 20px 40px -10px rgba(0,0,0,.8);
  opacity: 0; transform: translateY(20px); transition: all .5s var(--ease); pointer-events: none;
}
.toast.show { opacity: 1; transform: none; }

/* ---------- reveal on scroll ---------- */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 1s var(--ease), transform 1.1s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- print (PDF quote) ---------- */
.print-area { display: none; }
@media print {
  @page { margin: 16mm; }
  body { background: #fff !important; color: #111 !important; }
  body::before { display: none; }
  body > *:not(.print-area) { display: none !important; }
  .print-area { display: block !important; font-size: 12pt; }
  .pq-head { display: flex; justify-content: space-between; align-items: center; border-bottom: 3px solid #c9a45c; padding-bottom: 14px; margin-bottom: 24px; }
  .pq-head h1 { font-size: 22pt; }
  .pq-head .gold { color: #8f6f33; }
  .print-area table td, .print-area table th { border-bottom: 1px solid #ddd; color: #111; padding: 10px 6px; }
  .print-area .pq-total { text-align: end; font-size: 16pt; margin-top: 16px; font-weight: 700; }
  .print-area .pq-note { margin-top: 30px; font-size: 9pt; color: #666; }
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1100px) {
  .results { grid-template-columns: repeat(3, 1fr); }
  .result.total { grid-column: span 2; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 960px) {
  .nav {
    position: fixed; inset: 0; top: 0; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
    background: rgba(10,10,11,.97); backdrop-filter: blur(20px); opacity: 0; visibility: hidden; transition: opacity .4s, visibility .4s; z-index: -1;
  }
  .nav a { font-size: 1.5rem; }
  .menu-open .nav { opacity: 1; visibility: visible; }
  .menu-btn { display: block; }
  .quote-btn span { display: none; }
  .hero-inner, .studio-grid, .pd-grid, .compare-grid { grid-template-columns: 1fr; }
  .hero { text-align: center; padding-top: 120px; padding-bottom: 60px; flex-direction: column; justify-content: center; }
  .hero-sub { margin-inline: auto; }
  .hero-ctas { justify-content: center; }
  .hero-visual { order: -1; }
  .stage { width: min(380px, 86vw); }
  .scroll-cue { position: relative; bottom: auto; left: auto; translate: none; margin-top: 40px; }
  .studio-form { position: static; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-inline-end: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .projects-grid { grid-template-columns: 1fr; grid-template-rows: none; }
  .project, .project.big { grid-row: auto; height: 300px; }
  .pd-visual { border-inline-end: 0; border-bottom: 1px solid var(--line); }
  .pd-info { padding: 30px 24px; }
  .brand-text small { display: none; }
}
@media (max-width: 600px) {
  .section { padding: 90px 0; }
  .container { width: calc(100% - 32px); }
  .results { grid-template-columns: 1fr 1fr; }
  .result.total { grid-column: span 2; }
  .why-grid { grid-template-columns: 1fr; }
  .spec-grid { grid-template-columns: 1fr 1fr; }
  .temp-control { grid-template-columns: 1fr; text-align: center; }
  .brand-text { display: none; }
  .pd-buy { flex-direction: column; align-items: stretch; }
  .qty { justify-content: space-between; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}