/* ============================================================
   LENOVO — FOLLOW THE RED DOT
   A lantern-black guided exhibition. One red dot leads.
   ============================================================ */

:root{
  --bg:        #070709;
  --bg-2:      #0c0c10;
  --ink:       #f2efed;
  --muted:     #a09a92;
  --faint:     #6d6862;
  --red:       #e2231a;
  --red-hi:    #ff4136;
  --red-deep:  #8f120c;
  --lantern:   #ff9d66;
  --violet:    #9a6bff;
  --violet-hi: #c4a6ff;
  --glass:     rgba(20,20,26,.55);
  --line:      rgba(242,239,237,.10);
  --rail-w:    88px;
  --ease-tick: cubic-bezier(.9,0,.1,1);
  --ease-spring: cubic-bezier(.22,1.6,.36,1);
  --ease-charge: cubic-bezier(.16,1.4,.3,1);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", Menlo, Consolas, monospace;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
html:focus-within{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  min-height:100svh;
}
img{display:block;max-width:100%;height:auto}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a{color:inherit}
::selection{background:var(--red);color:#fff}

/* scrollbar, subtle */
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#26262e;border-radius:5px}
::-webkit-scrollbar-thumb:hover{background:var(--red-deep)}

/* ---------- ambient layers ---------- */
#embers{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.grain{
  position:fixed;inset:-50%;z-index:1;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
  animation:grain 1.2s steps(4) infinite;
}
@keyframes grain{0%{transform:translate(0,0)}25%{transform:translate(-2%,1%)}50%{transform:translate(1%,-2%)}75%{transform:translate(-1%,2%)}100%{transform:translate(2%,-1%)}}

main,header.hero,.foot{position:relative;z-index:2}

/* ---------- the travelling beacon (desktop rail) ---------- */
.beacon-rail{
  position:fixed;left:0;top:0;bottom:0;width:var(--rail-w);z-index:60;
  display:flex;align-items:stretch;
}
.rail-thread{position:absolute;left:34px;top:6vh;bottom:6vh;width:2px;background:
  linear-gradient(var(--line),rgba(226,35,26,.35) 50%,var(--line));}
.rail-thread i{
  position:absolute;left:50%;top:0;width:9px;height:9px;margin:-4.5px 0 0 -4.5px;border-radius:50%;
  background:var(--red);box-shadow:0 0 10px 2px rgba(226,35,26,.65),0 0 26px 6px rgba(226,35,26,.28);
  transition:top .12s linear;
}
.rail-thread i::after{
  content:"";position:absolute;inset:-7px;border-radius:50%;
  border:1px solid rgba(226,35,26,.5);animation:ping 2.6s ease-out infinite;
}
@keyframes ping{0%{transform:scale(.4);opacity:.9}70%,100%{transform:scale(1.5);opacity:0}}
.rail-ticks{list-style:none;position:absolute;left:0;right:0;top:6vh;bottom:6vh;display:flex;flex-direction:column;justify-content:space-between}
.tick{display:flex;align-items:center;gap:10px;height:28px;padding-left:26px;width:100%;text-align:left}
.tick i{width:8px;height:8px;border-radius:50%;background:#3a3a42;transition:background .3s,box-shadow .3s,transform .3s;flex:none}
.tick span{
  font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);
  opacity:0;transform:translateX(-6px);transition:opacity .3s,transform .3s,color .3s;white-space:nowrap;
}
.beacon-rail:hover .tick span,.tick:focus-visible span,.tick.on span{opacity:1;transform:none}
.tick.on i{background:var(--red);box-shadow:0 0 12px 2px rgba(226,35,26,.7);transform:scale(1.25)}
.tick.on span{color:var(--ink)}
.tick:hover i{background:var(--red-hi)}
.tick:focus-visible{outline:1px solid var(--red);outline-offset:2px;border-radius:4px}

/* mobile progress bar */
.beacon-bar{
  position:fixed;top:0;left:0;right:0;z-index:60;display:none;align-items:center;gap:10px;
  padding:10px 16px;background:linear-gradient(rgba(7,7,9,.9),rgba(7,7,9,.55) 70%,transparent);
  font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
}
.beacon-bar i{width:9px;height:9px;border-radius:50%;background:var(--red);flex:none;
  box-shadow:0 0 10px 2px rgba(226,35,26,.65);animation:barPulse 2.4s ease-in-out infinite}
@keyframes barPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.35)}}

/* ---------- custom cursor ---------- */
.cursor{position:fixed;left:0;top:0;z-index:100;pointer-events:none;will-change:transform}
.cursor-dot{
  position:absolute;width:8px;height:8px;margin:-4px 0 0 -4px;border-radius:50%;background:var(--red);
  box-shadow:0 0 8px 1px rgba(226,35,26,.8);
}
.cursor-halo{
  position:absolute;width:34px;height:34px;margin:-17px 0 0 -17px;border-radius:50%;
  border:1px solid rgba(226,35,26,.55);transition:transform .25s var(--ease-spring),opacity .25s,border-color .25s;
}
.cursor-tag{
  position:absolute;left:16px;top:12px;font-family:var(--mono);font-size:9px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--red-hi);opacity:0;transition:opacity .2s;white-space:nowrap;font-weight:400;
}
.cursor.hover .cursor-halo{transform:scale(1.7);border-color:var(--red-hi)}
.cursor.hover .cursor-tag{opacity:1}
.cursor.press .cursor-dot{transform:scale(1.9)}
.cursor.press .cursor-halo{transform:scale(.7)}
@media (pointer:coarse){.cursor{display:none}}
@media (hover:none){.cursor{display:none}}

/* ---------- HERO / overture ---------- */
.hero{
  min-height:100svh;display:flex;flex-direction:column;justify-content:center;align-items:center;
  padding:12vh var(--rail-w) 9vh;position:relative;overflow:hidden;
  background:radial-gradient(120% 90% at 50% 110%,#121216 0%,var(--bg) 55%);
}
.hero-figure{position:absolute;inset:0;z-index:-2}
.hero-figure img{width:100%;height:100%;object-fit:cover;object-position:center 70%;opacity:.34;filter:saturate(.85) brightness(.8)}
.hero-figure::after{content:"";position:absolute;inset:0;background:
  radial-gradient(80% 60% at 50% 45%,transparent 0%,rgba(7,7,9,.72) 62%,var(--bg) 100%),
  linear-gradient(var(--bg) 0%,transparent 22%,transparent 72%,var(--bg) 100%)}
.hero-spot{
  position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:radial-gradient(340px 340px at var(--sx,50%) var(--sy,55%),rgba(255,120,90,.16),rgba(226,35,26,.07) 42%,transparent 68%);
  transition:background .15s linear;
  mix-blend-mode:screen;
}
.hero-inner{text-align:center;max-width:880px}
.kicker{
  font-family:var(--mono);font-size:11px;letter-spacing:.34em;text-transform:uppercase;color:var(--muted);
  display:inline-flex;align-items:center;gap:10px;
}
.kicker::before,.kicker::after{content:"";width:26px;height:1px;background:linear-gradient(90deg,transparent,rgba(226,35,26,.7))}
.kicker::after{transform:scaleX(-1)}
.hero-title{
  margin:26px 0 18px;font-weight:700;letter-spacing:-.03em;line-height:1.02;
  font-size:clamp(44px,8.2vw,108px);
}
.hero-title .line{display:block}
.hero-title em{
  font-style:normal;color:var(--red-hi);
  text-shadow:0 0 34px rgba(226,35,26,.55),0 0 90px rgba(226,35,26,.25);
  animation:titlePulse 3.2s ease-in-out infinite;
}
@keyframes titlePulse{0%,100%{text-shadow:0 0 34px rgba(226,35,26,.55),0 0 90px rgba(226,35,26,.22)}50%{text-shadow:0 0 48px rgba(255,65,54,.8),0 0 120px rgba(226,35,26,.4)}}
.hero-copy{color:var(--muted);font-size:clamp(15px,1.6vw,18px);max-width:620px;margin:0 auto}
.hero-copy b{color:var(--ink);font-weight:600}

/* TrackPoint nub */
.nub-stage{margin:44px 0 8px;display:flex;flex-direction:column;align-items:center;gap:14px}
.nub-pad{
  position:relative;width:132px;height:132px;border-radius:50%;
  background:radial-gradient(circle at 50% 42%,#17171c,#0b0b0e 70%);
  border:1px solid var(--line);
  box-shadow:inset 0 2px 14px rgba(0,0,0,.8),0 0 0 1px rgba(255,255,255,.03),0 18px 44px rgba(0,0,0,.55);
  touch-action:none;outline:none;
}
.nub-pad:focus-visible{box-shadow:inset 0 2px 14px rgba(0,0,0,.8),0 0 0 2px var(--red)}
.nub-ring{position:absolute;inset:0;border-radius:50%;pointer-events:none}
.nub-ring.r1{border:1px dashed rgba(226,35,26,.28);animation:spin 24s linear infinite}
.nub-ring.r2{inset:14px;border:1px solid rgba(242,239,237,.07);animation:spin 40s linear infinite reverse}
@keyframes spin{to{transform:rotate(360deg)}}
.nub{
  position:absolute;left:50%;top:50%;width:34px;height:34px;margin:-17px 0 0 -17px;border-radius:50%;
  background:radial-gradient(circle at 38% 32%,#4a4a52 0%,#222227 55%,#101013 100%);
  box-shadow:0 4px 12px rgba(0,0,0,.7),inset 0 1px 1px rgba(255,255,255,.14);
  cursor:grab;will-change:transform;
}
.nub:active{cursor:grabbing}
.nub-core{
  position:absolute;left:50%;top:50%;width:12px;height:12px;margin:-6px 0 0 -6px;border-radius:50%;
  background:radial-gradient(circle at 40% 35%,var(--red-hi),var(--red-deep));
  box-shadow:0 0 12px 3px rgba(226,35,26,.8),0 0 30px 8px rgba(226,35,26,.3);
  animation:barPulse 2.1s ease-in-out infinite;
}
.nub-hint{color:var(--faint);font-size:12px;letter-spacing:.06em}
.nub-hint kbd{font-family:var(--mono);border:1px solid var(--line);border-radius:4px;padding:1px 6px;font-size:10px;color:var(--muted)}

.scroll-cue{
  display:inline-flex;flex-direction:column;align-items:center;gap:12px;margin-top:34px;
  font-family:var(--mono);font-size:10px;letter-spacing:.26em;text-transform:uppercase;color:var(--muted);
  text-decoration:none;transition:color .3s;
}
.scroll-cue:hover{color:var(--red-hi)}
.cue-line{position:relative;width:2px;height:56px;background:var(--line);overflow:hidden;border-radius:2px}
.cue-line b{position:absolute;left:0;top:-40%;width:100%;height:40%;background:var(--red);animation:cueDrop 1.8s var(--ease-tick) infinite}
@keyframes cueDrop{0%{top:-40%}60%,100%{top:110%}}

/* ---------- chambers: shared ---------- */
.chamber{position:relative;padding:16vh clamp(20px,6vw,90px) 12vh;max-width:1360px;margin:0 auto}
.chamber::before{ /* chamber divider: dot + thread */
  content:"";position:absolute;top:0;left:50%;width:1px;height:9vh;
  background:linear-gradient(transparent,rgba(226,35,26,.5));
}
.chamber-head{max-width:820px;margin-bottom:64px}
.ch-eyebrow{
  font-family:var(--mono);font-size:11px;letter-spacing:.3em;text-transform:uppercase;color:var(--red-hi);
  display:flex;align-items:center;gap:10px;margin-bottom:18px;
}
.ch-eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:0 0 10px 2px rgba(226,35,26,.6)}
.ch-title{font-size:clamp(34px,5.4vw,72px);letter-spacing:-.03em;line-height:1.04;font-weight:700}
.ch-sub{color:var(--muted);margin-top:20px;font-size:clamp(15px,1.5vw,18px);max-width:640px}
.glass{
  background:var(--glass);border:1px solid var(--line);border-radius:18px;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}

/* reveal base states */
[data-reveal]{opacity:0;transform:translateY(26px);filter:blur(6px)}
[data-reveal].in{opacity:1;transform:none;filter:none}

/* grammar: precision ticks (Think / Yoga) */
[data-grammar="tick"] [data-reveal].in{transition:opacity .5s var(--ease-tick),transform .5s var(--ease-tick),filter .5s var(--ease-tick)}
[data-grammar="tick"] [data-reveal].in{animation:tickFlash .5s var(--ease-tick)}
@keyframes tickFlash{0%{box-shadow:0 0 0 0 rgba(226,35,26,0)}30%{box-shadow:0 0 0 1px rgba(226,35,26,.35)}100%{box-shadow:0 0 0 0 rgba(226,35,26,0)}}

/* grammar: springer charged (IdeaPad) */
[data-grammar="spring"] [data-reveal].in,[data-grammar="spring"] [data-spring].in{
  transition:opacity .5s ease,transform .85s var(--ease-spring),filter .5s ease;
}
/* grammar: charge (Legion) */
[data-grammar="charge"] [data-reveal].in,[data-grammar="charge"] [data-charge].in{
  transition:opacity .5s ease,transform .9s var(--ease-charge),filter .5s ease;
}
[data-grammar="charge"] [data-reveal].in{animation:chargeGlow .9s ease}
@keyframes chargeGlow{0%{box-shadow:0 0 0 0 rgba(154,107,255,0)}35%{box-shadow:0 0 44px 2px rgba(154,107,255,.35)}100%{box-shadow:0 0 0 0 rgba(154,107,255,0)}}

/* tick-title letters */
.tick-title .ch{display:inline-block;opacity:0;transform:translateY(.18em);transition:opacity .001s linear,transform .001s linear}
.tick-title.on .ch{opacity:1;transform:none;transition:opacity .05s steps(2,end),transform .05s steps(2,end)}

/* ---------- CHAMBER 01 THINK ---------- */
.ch-think{background:
  radial-gradient(60% 40% at 80% 0%,rgba(255,157,102,.05),transparent 60%),
  radial-gradient(50% 35% at 10% 30%,rgba(226,35,26,.05),transparent 60%)}
.think-hero-card{display:grid;grid-template-columns:1.15fr 1fr;overflow:hidden;margin-bottom:72px}
.think-hero-card .bleed{position:relative;min-height:340px}
.think-hero-card .bleed img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.think-hero-card .bleed::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 55%,var(--glass) 100%)}
.think-hero-copy{padding:clamp(26px,4vw,52px)}
.think-hero-copy h3{font-size:clamp(22px,2.6vw,34px);letter-spacing:-.02em;margin-bottom:14px}
.think-hero-copy>p{color:var(--muted);font-size:15px}
.tick-stats{list-style:none;display:flex;gap:clamp(18px,3vw,40px);margin-top:30px;flex-wrap:wrap}
.tick-stats li{display:flex;flex-direction:column;gap:4px}
.tick-stats b{font-size:clamp(26px,3vw,38px);font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums;color:var(--ink)}
.tick-stats b::after{content:"";display:block;height:2px;width:100%;background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease-tick)}
.tick-stats li.done b::after{transform:scaleX(1)}
.tick-stats span{font-size:11px;color:var(--faint);letter-spacing:.08em;text-transform:uppercase;max-width:130px}
.closeups-label{font-family:var(--mono);font-size:10px;letter-spacing:.3em;text-transform:uppercase;color:var(--faint);margin-bottom:24px}
.closeup{border-radius:18px;overflow:hidden;position:relative;margin-bottom:36px}
.closeup img{width:100%;height:clamp(240px,38vw,460px);object-fit:cover;object-position:center 62%}
.closeup figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:22px clamp(20px,3vw,40px);
  background:linear-gradient(transparent,rgba(7,7,9,.92));color:var(--muted);font-size:14px;
}
.closeup figcaption b{color:var(--red-hi)}
.spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.spec{padding:26px 24px;border-radius:16px}
.spec-dot{display:block;width:8px;height:8px;border-radius:50%;background:var(--red);box-shadow:0 0 10px 2px rgba(226,35,26,.55);margin-bottom:16px}
.spec h4{font-size:16px;margin-bottom:8px;letter-spacing:-.01em}
.spec p{color:var(--muted);font-size:13.5px}

/* ---------- CHAMBER 02 YOGA ---------- */
.ch-yoga{background:radial-gradient(55% 40% at 15% 10%,rgba(255,157,102,.06),transparent 60%)}
.hinge-scene{height:300vh;position:relative;margin:0 calc(-1*clamp(20px,6vw,90px));padding:0 clamp(20px,6vw,90px)}
.hinge-sticky{position:sticky;top:0;height:100svh;display:flex;align-items:center;justify-content:center}
.hinge-stage{position:relative;width:min(760px,92vw);text-align:center}
.hinge-stage::before{ /* lantern pool the device sits in */
  content:"";position:absolute;left:50%;top:44%;width:min(640px,96vw);height:min(300px,44vw);
  transform:translate(-50%,-50%);
  background:radial-gradient(50% 50% at 50% 50%,rgba(226,35,26,.14),rgba(255,157,102,.05) 55%,transparent 72%);
  pointer-events:none;
}
.hinge-device{
  position:relative;width:min(560px,78vw);height:min(300px,42vw);margin:0 auto;
  perspective:1200px;perspective-origin:50% 32%;transform-style:preserve-3d;
}
.hd-base{
  position:absolute;left:0;right:0;bottom:0;height:52%;border-radius:14px 14px 20px 20px;
  background:linear-gradient(180deg,#1b1b21,#0f0f13);
  border:1px solid rgba(255,255,255,.07);
  box-shadow:0 30px 60px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.06);
}
.hd-keys{
  position:absolute;left:8%;right:8%;top:16%;height:44%;border-radius:8px;
  background:
    repeating-linear-gradient(90deg,rgba(255,255,255,.055) 0 10px,transparent 10px 14px),
    repeating-linear-gradient(0deg,rgba(255,255,255,.045) 0 8px,transparent 8px 12px);
  opacity:.6;
}
.hd-dot{
  position:absolute;left:50%;top:32%;width:9px;height:9px;margin-left:-4px;border-radius:50%;
  background:var(--red);box-shadow:0 0 10px 2px rgba(226,35,26,.75);
}
.hd-lid{
  position:absolute;left:0;right:0;bottom:46%;height:96%;transform-origin:bottom center;
  transform:rotateX(var(--fold,-8deg));transform-style:preserve-3d;
  transition:transform .08s linear;will-change:transform;
}
.hd-lid::before{ /* hinge spine */
  content:"";position:absolute;left:-2%;right:-2%;bottom:-7px;height:14px;border-radius:7px;
  background:linear-gradient(180deg,#3a3a42,#16161a);
  box-shadow:0 2px 8px rgba(0,0,0,.7),inset 0 1px 0 rgba(255,255,255,.14);
  transform:translateZ(1px);
}
.hd-screen{
  position:absolute;inset:0;border-radius:16px 16px 4px 4px;overflow:hidden;backface-visibility:hidden;
  background:#0d0d11;border:1px solid rgba(255,255,255,.1);
  box-shadow:inset 0 0 0 7px #0d0d11,0 0 34px rgba(226,35,26,.14);
}
.hd-screen img{width:100%;height:100%;object-fit:cover;opacity:1}
.hd-back{
  position:absolute;inset:0;border-radius:16px 16px 4px 4px;backface-visibility:hidden;transform:rotateY(180deg);
  background:
    radial-gradient(120% 90% at 30% 0%,rgba(255,255,255,.1),transparent 46%),
    linear-gradient(160deg,#34343c,#17171c 62%,#101014);
  border:1px solid rgba(255,255,255,.16);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12),0 0 44px rgba(0,0,0,.5);
}
.hd-back::before{ /* etched YOGA wordmark */
  content:"Y O G A";position:absolute;left:50%;bottom:12%;transform:translateX(-50%);
  font-size:11px;letter-spacing:.5em;color:rgba(255,255,255,.22);font-weight:600;
}
.hd-back::after{
  content:"";position:absolute;left:50%;top:50%;width:10px;height:10px;margin:-5px 0 0 -5px;border-radius:50%;
  background:var(--red);box-shadow:0 0 12px 3px rgba(226,35,26,.7);
}
.hinge-stages{
  list-style:none;display:flex;justify-content:center;gap:clamp(14px,4vw,44px);margin-top:46px;
  font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--faint);
}
.hinge-stages li{padding:6px 2px;border-bottom:2px solid transparent;transition:color .3s,border-color .3s}
.hinge-stages li.on{color:var(--ink);border-color:var(--red)}
.hinge-angle{
  margin-top:14px;font-family:var(--mono);font-size:26px;color:var(--red-hi);letter-spacing:.06em;
  text-shadow:0 0 22px rgba(226,35,26,.5);font-variant-numeric:tabular-nums;
}
.yoga-gallery{display:grid;grid-template-columns:1.2fr 1fr;gap:20px;margin-top:10vh}
.yoga-panel{border-radius:18px;overflow:hidden;position:relative}
.yoga-panel.tall{grid-row:span 2}
.yoga-panel img{width:100%;height:100%;object-fit:cover;min-height:240px}
.yoga-panel figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 22px;font-size:13px;color:var(--muted);
  background:linear-gradient(transparent,rgba(7,7,9,.9));
}

/* ---------- CHAMBER 03 IDEAPAD ---------- */
.ch-idea{background:radial-gradient(60% 40% at 85% 12%,rgba(255,110,180,.05),transparent 65%)}
.idea-banner{position:relative;border-radius:20px;overflow:hidden;margin-bottom:60px}
.idea-banner img{width:100%;height:clamp(300px,52vw,560px);object-fit:cover;will-change:transform;transform:scale(1.06)}
.idea-banner figcaption{
  position:absolute;left:clamp(16px,3vw,36px);bottom:clamp(16px,3vw,36px);padding:16px 22px;font-size:14px;color:var(--muted);
  max-width:340px;
}
.idea-banner figcaption b{color:var(--ink);display:block;font-size:16px;margin-bottom:2px}
.idea-trio{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:70px}
.product{padding:26px;text-align:center;position:relative;overflow:hidden}
.product figure{display:flex;align-items:center;justify-content:center;min-height:180px;margin-bottom:18px}
.product figure img{height:165px;width:100%;object-fit:contain;margin:0 auto;transition:transform .5s var(--ease-spring)}
.product:hover figure img{transform:translateY(-8px) scale(1.05)}
.product h4{font-size:17px;letter-spacing:-.01em}
.product .price{color:var(--faint);font-size:12.5px;margin:4px 0 18px;letter-spacing:.04em}
.btn-ghost{
  display:inline-block;padding:10px 22px;border-radius:99px;border:1px solid rgba(226,35,26,.5);
  color:var(--red-hi);font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-family:var(--mono);
  transition:background .3s,box-shadow .3s,transform .15s;
}
.btn-ghost:hover{background:rgba(226,35,26,.12);box-shadow:0 0 24px rgba(226,35,26,.25)}
.btn-ghost:active{transform:scale(.95)}
.btn-ghost.violet{border-color:rgba(154,107,255,.55);color:var(--violet-hi)}
.btn-ghost.violet:hover{background:rgba(154,107,255,.12);box-shadow:0 0 24px rgba(154,107,255,.3)}
.spring-card[data-spring]{opacity:0;transform:translateY(44px) scale(.94)}
.spring-card[data-spring].in{opacity:1;transform:none}
.idea-collage{
  display:grid;gap:18px;
  grid-template-columns:repeat(6,1fr);grid-auto-rows:120px;
}
.idea-collage .col{border-radius:16px;overflow:hidden;position:relative}
.idea-collage img{width:100%;height:100%;object-fit:cover}
.idea-collage .a{grid-column:1/4;grid-row:span 3}
.idea-collage .b{grid-column:4/7;grid-row:span 2}
.idea-collage .c{grid-column:4/6;grid-row:span 2}
.idea-collage .d{grid-column:1/3;grid-row:span 2}
.idea-collage .e{grid-column:3/4;grid-row:span 2}
.idea-collage .col:nth-child(odd){transform:rotate(-.7deg)}
.idea-collage .col:nth-child(even){transform:rotate(.6deg)}
.idea-collage .col.in{transform:rotate(0)}

/* ---------- CHAMBER 04 LEGION ---------- */
.ch-legion{
  background:
    radial-gradient(70% 45% at 50% 0%,rgba(154,107,255,.10),transparent 62%),
    radial-gradient(45% 35% at 90% 60%,rgba(226,35,26,.07),transparent 60%);
  border-top:1px solid rgba(154,107,255,.14);border-bottom:1px solid rgba(154,107,255,.1);
}
.legion-mark{width:min(340px,60vw);margin-bottom:22px;filter:drop-shadow(0 0 26px rgba(154,107,255,.35))}
.charge-title{
  background:linear-gradient(100deg,var(--ink) 30%,var(--violet-hi) 50%,var(--red-hi) 68%,var(--ink) 88%);
  background-size:220% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;
  animation:chargeSweep 5s linear infinite;
}
@keyframes chargeSweep{to{background-position:-220% 0}}
.ch-legion .ch-eyebrow{color:var(--violet-hi)}
.ch-legion .ch-eyebrow::before{background:var(--violet);box-shadow:0 0 10px 2px rgba(154,107,255,.6)}
.legion-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:60px}
.charge-card{border-color:rgba(154,107,255,.18)}
.charge-card::after{ /* press shockwave */
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;
  box-shadow:inset 0 0 0 2px rgba(154,107,255,.8),0 0 60px 6px rgba(154,107,255,.5);
}
.charge-card.zap::after{animation:zap .55s ease-out}
@keyframes zap{0%{opacity:1;transform:scale(.96)}100%{opacity:0;transform:scale(1.04)}}
.charge-card[data-charge]{opacity:0;transform:translateY(54px) scale(.9) rotateX(8deg)}
.charge-card[data-charge].in{opacity:1;transform:none;transform-style:preserve-3d}
.charge-card:hover{border-color:rgba(154,107,255,.45);box-shadow:0 0 44px rgba(154,107,255,.18)}
.legion-wide{position:relative;border-radius:20px;overflow:hidden;margin-bottom:60px}
.legion-wide>img{width:100%;max-height:520px;object-fit:cover;background:#0a0a10}
.legion-wide figcaption{position:absolute;right:clamp(16px,3vw,36px);bottom:clamp(16px,3vw,32px);padding:14px 20px;font-size:13px;color:var(--muted)}
.legion-strip{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.legion-strip figure{border-radius:16px;overflow:hidden;position:relative}
.legion-strip img{width:100%;height:240px;object-fit:cover}
.legion-strip figcaption{position:absolute;left:0;right:0;bottom:0;padding:14px 18px;font-size:12px;letter-spacing:.1em;text-transform:uppercase;font-family:var(--mono);color:var(--muted);background:linear-gradient(transparent,rgba(7,7,9,.92))}

/* ---------- BAYS ---------- */
.beyond{padding:14vh clamp(20px,6vw,90px) 0;max-width:1360px;margin:0 auto}
.bay{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);align-items:center;margin-bottom:16vh}
.bay-copy h3{font-size:clamp(26px,3.4vw,44px);letter-spacing:-.02em;margin-bottom:16px}
.bay-copy>p{color:var(--muted);font-size:15px}
.bay-list{list-style:none;margin-top:28px;display:flex;flex-direction:column;gap:2px}
.bay-list li{
  display:flex;justify-content:space-between;align-items:baseline;gap:18px;padding:14px 4px;
  border-bottom:1px solid var(--line);transition:padding-left .3s var(--ease-spring);
}
.bay-list li:hover{padding-left:14px}
.bay-list b{font-size:15px}
.bay-list span{color:var(--faint);font-size:12.5px;text-align:right}
.bay-figure{border-radius:20px;overflow:hidden}
.bay-figure>img{width:100%}
.bay-figure.duo{position:relative;overflow:visible}
.bay-figure.duo .main{border-radius:20px}
.bay-figure.duo .inset{
  position:absolute;right:-8%;bottom:-14%;width:52%;border-radius:14px;padding:6px;
}
.bay-figure.duo .inset img{border-radius:9px;width:100%}
.bay-work{grid-template-columns:1.15fr 1fr}
.bay-work .tick-stats{margin-top:34px}
.bay-store{display:block;margin-bottom:12vh}
.store-card{max-width:680px;margin:0 auto;padding:clamp(30px,5vw,56px);text-align:center}
.store-card h3{font-size:clamp(26px,3.4vw,40px);letter-spacing:-.02em;margin-bottom:26px}
.store-card .ch-eyebrow{justify-content:center}
.store-card .ch-eyebrow::after{content:"";width:0}
.store-worlds{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.store-worlds label{position:relative}
.store-worlds input{position:absolute;opacity:0;inset:0;cursor:pointer}
.store-worlds span{
  display:inline-flex;align-items:center;gap:9px;padding:12px 24px;border-radius:99px;
  border:1px solid var(--line);color:var(--muted);font-size:13px;letter-spacing:.06em;transition:all .3s var(--ease-spring);
}
.store-worlds span::before{content:"";width:8px;height:8px;border-radius:50%;background:#3a3a42;transition:all .3s}
.store-worlds input:checked+span{border-color:var(--red);color:var(--ink);box-shadow:0 0 22px rgba(226,35,26,.2)}
.store-worlds input:checked+span::before{background:var(--w-red,var(--red));box-shadow:0 0 10px 2px var(--w-glow,rgba(226,35,26,.6))}
.store-worlds input:focus-visible+span{outline:2px solid var(--red);outline-offset:2px}
.store-card[data-world="yoga"]{--w-red:var(--lantern);--w-glow:rgba(255,157,102,.55);--w-edge:rgba(255,157,102,.6)}
.store-card[data-world="idea"]{--w-red:#ff7ab8;--w-glow:rgba(255,122,184,.55);--w-edge:rgba(255,122,184,.6)}
.store-card[data-world="legion"]{--w-red:var(--violet);--w-glow:rgba(154,107,255,.6);--w-edge:rgba(154,107,255,.6)}
.store-card[data-world]{--w-red:var(--w-red,var(--red))}
.store-worlds input:checked+span{border-color:var(--w-edge,var(--red))}
.store-note{color:var(--faint);font-size:13px;min-height:22px;margin-bottom:26px;transition:color .3s}
.store-actions{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.btn-primary{
  display:inline-block;padding:16px 34px;border-radius:99px;background:var(--red);color:#fff;text-decoration:none;
  font-size:13px;letter-spacing:.12em;text-transform:uppercase;font-weight:600;
  box-shadow:0 0 30px rgba(226,35,26,.35);transition:transform .2s var(--ease-spring),box-shadow .3s,background .3s;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 44px rgba(226,35,26,.5)}
.btn-primary:active{transform:scale(.96)}

/* ---------- footer ---------- */
.foot{
  text-align:center;padding:14vh 24px 10vh;border-top:1px solid var(--line);
  background:radial-gradient(60% 80% at 50% 120%,rgba(226,35,26,.08),transparent 65%);
}
.foot-rest{display:flex;justify-content:center;margin-bottom:44px}
.rest-dot{
  width:12px;height:12px;border-radius:50%;background:var(--red);
  box-shadow:0 0 14px 3px rgba(226,35,26,.7),0 0 44px 10px rgba(226,35,26,.25);
  animation:restPulse 4.5s ease-in-out infinite;
}
@keyframes restPulse{0%,100%{transform:scale(1);opacity:.85}50%{transform:scale(.82);opacity:1}}
.foot-logo{margin:0 auto 18px;opacity:.9;width:140px;height:auto}
.foot-tag{color:var(--muted);letter-spacing:.14em;text-transform:uppercase;font-size:12px;font-family:var(--mono)}
.foot-fine{color:var(--faint);font-size:12px;max-width:520px;margin:26px auto 0}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .legion-grid{grid-template-columns:repeat(2,1fr)}
  .think-hero-card{grid-template-columns:1fr}
  .think-hero-card .bleed{min-height:280px}
  .think-hero-card .bleed::after{background:linear-gradient(transparent 55%,var(--glass) 100%)}
}
@media (max-width:900px){
  .beacon-rail{display:none}
  .beacon-bar{display:flex}
  .hero{padding:16vh 24px 10vh}
  .yoga-gallery{grid-template-columns:1fr}
  .yoga-panel.tall{grid-row:span 1}
  .idea-trio{grid-template-columns:1fr 1fr}
  .idea-collage{grid-auto-rows:100px}
  .bay{grid-template-columns:1fr;gap:40px;margin-bottom:14vh}
  .bay-figure.duo .inset{right:0}
  .spec-grid{grid-template-columns:1fr}
  .legion-strip{grid-template-columns:1fr}
}
@media (max-width:640px){
  .chamber{padding:14vh 20px 10vh}
  .idea-trio{grid-template-columns:1fr}
  .idea-collage{grid-template-columns:repeat(2,1fr);grid-auto-rows:96px}
  .idea-collage .a{grid-column:1/3;grid-row:span 2}
  .idea-collage .b{grid-column:1/3;grid-row:span 2}
  .idea-collage .c{grid-column:1/2;grid-row:span 2}
  .idea-collage .d{grid-column:2/3;grid-row:span 2}
  .idea-collage .e{grid-column:1/3;grid-row:span 2}
  .legion-grid{grid-template-columns:1fr}
  .bay-figure.duo .inset{position:static;width:70%;margin:-40px auto 0}
  .tick-stats{gap:22px}
  .hinge-scene{margin:0 -20px;padding:0 20px}
  .store-actions{flex-direction:column;align-items:stretch}
  .btn-primary{text-align:center}
  .hinge-stages{gap:12px;font-size:9.5px}
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001s !important;animation-iteration-count:1 !important;transition-duration:.001s !important}
  [data-reveal],[data-spring],[data-charge]{opacity:1 !important;transform:none !important;filter:none !important}
  .hinge-scene{height:auto;padding:8vh 0}
  .hinge-sticky{position:static;height:auto}
  #embers,.grain,.cursor{display:none}
}