/* ============================================================
   STREET CREATORS V2 — Living Technical Couture
   Design tokens + components. Zero dependencies.
   ============================================================ */
:root{
  --sc-void:#0a0a0a;
  --sc-surface-01:#111111;
  --sc-surface-02:#1a1a1a;
  --sc-surface-03:#222222;
  --sc-white:#ffffff;
  --sc-ivory:#e8e4dc;
  --sc-text-primary:#ffffff;
  --sc-text-secondary:#a0a0a0;
  --sc-text-tertiary:#666666;
  --sc-gold:#c9a96e;
  --sc-gold-bright:#e4c78d;
  --sc-gold-dim:rgba(201,169,110,.14);
  --sc-border:#2a2a2a;
  --sc-border-strong:#3a3a3a;
  --sc-danger:#e63946;
  --sc-success:#4ade80;
  --sc-focus:#c9a96e;
  --sc-font-display:"Space Grotesk","Inter",Arial,sans-serif;
  --sc-font-body:"Inter",Arial,sans-serif;
  --sc-font-mono:"IBM Plex Mono","Space Mono",ui-monospace,monospace;
  --sc-radius-xs:4px; --sc-radius-sm:8px; --sc-radius-md:12px;
  --sc-radius-lg:16px; --sc-radius-pill:999px;
  --sc-shadow-panel:0 24px 80px rgba(0,0,0,.42);
  --sc-shadow-floating:0 14px 40px rgba(0,0,0,.32);
  --sc-shadow-focus:0 0 0 1px rgba(201,169,110,.65),0 0 28px rgba(201,169,110,.12);
  --sc-motion-instant:120ms; --sc-motion-fast:180ms; --sc-motion-ui:260ms;
  --sc-motion-panel:380ms; --sc-motion-reveal:560ms; --sc-motion-hero:900ms;
  --sc-ease-standard:cubic-bezier(.22,.61,.36,1);
  --sc-ease-enter:cubic-bezier(.16,1,.3,1);
  --sc-ease-exit:cubic-bezier(.7,0,.84,0);
  --sc-container:1400px;
  --sc-gutter:clamp(16px,4vw,56px);
  --sc-header-h:72px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--sc-header-h) + 16px)}
body{
  background:var(--sc-void); color:var(--sc-text-primary);
  font-family:var(--sc-font-body); font-size:16px; line-height:1.6;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
::selection{background:var(--sc-gold);color:#0a0a0a}
:focus{outline:none}
:focus-visible{outline:2px solid var(--sc-focus);outline-offset:3px;border-radius:2px}

/* ---------- utilities ---------- */
.container{max-width:var(--sc-container);margin:0 auto;padding-left:var(--sc-gutter);padding-right:var(--sc-gutter)}
.skip-link{position:fixed;top:-60px;left:16px;z-index:200;background:var(--sc-ivory);color:#0a0a0a;
  padding:10px 18px;border-radius:var(--sc-radius-sm);font-weight:600;transition:top var(--sc-motion-fast)}
.skip-link:focus{top:12px}
.mono{font-family:var(--sc-font-mono)}
.eyebrow{font-family:var(--sc-font-mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--sc-gold);display:flex;align-items:center;gap:12px;margin-bottom:18px}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--sc-gold)}
.section{padding:clamp(72px,9vw,140px) 0;position:relative}
.section-title{font-family:var(--sc-font-display);font-weight:700;line-height:1.04;
  font-size:clamp(34px,4.6vw,64px);letter-spacing:-.02em;margin-bottom:18px;max-width:16ch}
.section-sub{color:var(--sc-text-secondary);font-size:clamp(16px,1.6vw,19px);max-width:62ch;margin-bottom:14px}
.demo-note{display:inline-flex;align-items:center;gap:8px;font-family:var(--sc-font-mono);font-size:11px;
  color:var(--sc-text-tertiary);border:1px dashed var(--sc-border-strong);border-radius:var(--sc-radius-pill);
  padding:5px 14px;margin-top:10px}
.demo-note i{width:6px;height:6px;border-radius:50%;background:var(--sc-gold);font-style:normal}

/* reveal on scroll */
.rv{opacity:0;transform:translateY(26px);transition:opacity var(--sc-motion-reveal) var(--sc-ease-enter),transform var(--sc-motion-reveal) var(--sc-ease-enter)}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:90ms}.rv-d2{transition-delay:180ms}.rv-d3{transition-delay:270ms}

/* ---------- buttons (precision-control signature) ---------- */
.btn{position:relative;display:inline-flex;align-items:center;gap:0;min-height:54px;
  border-radius:10px;font-weight:650;font-size:15px;line-height:1;overflow:hidden;
  transition:transform var(--sc-motion-fast) var(--sc-ease-standard),box-shadow var(--sc-motion-fast),background var(--sc-motion-fast),border-color var(--sc-motion-fast);
  white-space:nowrap}
.btn:active{transform:scale(.985)}
.btn .btn-label{padding:0 22px;display:inline-flex;align-items:center;min-height:54px}
.btn .btn-arrow{display:inline-flex;align-items:center;justify-content:center;width:52px;min-height:54px;
  border-left:1px solid rgba(0,0,0,.14);font-size:18px;transition:background var(--sc-motion-fast),transform var(--sc-motion-fast)}
.btn:hover .btn-arrow{transform:translateX(3px)}
.btn-light{background:var(--sc-ivory);color:#0a0a0a}
.btn-light:hover{background:var(--sc-gold-bright);box-shadow:var(--sc-shadow-floating)}
.btn-light .btn-arrow{border-left-color:rgba(0,0,0,.14)}
.btn-dark{background:#0a0a0a;color:#fff;border:1px solid var(--sc-border-strong)}
.btn-dark:hover{border-color:var(--sc-gold);box-shadow:var(--sc-shadow-focus)}
.btn-dark .btn-arrow{border-left-color:var(--sc-border-strong)}
.btn-ghost{background:transparent;color:var(--sc-text-primary);border:1px solid var(--sc-border-strong)}
.btn-ghost:hover{border-color:var(--sc-gold);background:var(--sc-gold-dim)}
.btn-ghost .btn-arrow{border-left-color:var(--sc-border-strong)}
.btn-sm{min-height:44px;font-size:14px;border-radius:8px}
.btn-sm .btn-label{min-height:44px;padding:0 16px}
.btn-sm .btn-arrow{width:42px;min-height:44px}
.btn-block{width:100%;justify-content:space-between}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.btn-tech{display:inline-flex;align-items:center;gap:12px;border:1px solid var(--sc-border-strong);
  border-left:3px solid var(--sc-gold);border-radius:8px;padding:12px 16px;font-size:14px;font-weight:600;
  background:var(--sc-surface-01);transition:border-color var(--sc-motion-fast),background var(--sc-motion-fast),transform var(--sc-motion-fast)}
.btn-tech:hover{border-color:var(--sc-gold);background:var(--sc-surface-02)}
.btn-tech:active{transform:scale(.98)}
.btn-tech .st{font-family:var(--sc-font-mono);font-size:11px;color:var(--sc-text-tertiary);font-weight:400}
.btn-tech.ok{border-left-color:var(--sc-success)}
.btn-tech.bad{border-left-color:var(--sc-danger)}
.icon-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:10px;border:1px solid transparent;color:var(--sc-text-secondary);
  transition:color var(--sc-motion-fast),border-color var(--sc-motion-fast),background var(--sc-motion-fast)}
.icon-btn:hover{color:#fff;border-color:var(--sc-border-strong);background:var(--sc-surface-01)}
.icon-btn svg{width:20px;height:20px}
.count-badge{position:absolute;top:2px;right:2px;min-width:19px;height:19px;padding:0 5px;border-radius:999px;
  background:var(--sc-gold);color:#0a0a0a;font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center}

/* chips & status */
.chip{display:inline-flex;align-items:center;gap:7px;font-family:var(--sc-font-mono);font-size:11px;
  letter-spacing:.06em;border:1px solid var(--sc-border-strong);border-radius:999px;padding:5px 13px;color:var(--sc-text-secondary)}
.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--sc-text-tertiary)}
.chip.gold{color:var(--sc-gold-bright);border-color:rgba(201,169,110,.45)}
.chip.gold .dot{background:var(--sc-gold)}
.chip.green{color:#8ff0b3;border-color:rgba(74,222,128,.4)}
.chip.green .dot{background:var(--sc-success)}
.chip.red{color:#ff8f97;border-color:rgba(230,57,70,.45)}
.chip.red .dot{background:var(--sc-danger)}
.chip.ivory{color:var(--sc-ivory);border-color:var(--sc-border-strong)}
.chip.ivory .dot{background:var(--sc-ivory)}

/* ---------- topbar + header ---------- */
.topbar{background:#000;border-bottom:1px solid var(--sc-border);font-family:var(--sc-font-mono);font-size:11px;
  letter-spacing:.08em;color:var(--sc-text-secondary)}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:8px;padding-bottom:8px}
.topbar .phase{display:flex;align-items:center;gap:10px;color:var(--sc-gold-bright)}
.topbar .phase::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--sc-gold);box-shadow:0 0 12px rgba(201,169,110,.8)}
.topbar nav{display:flex;gap:20px}
.topbar nav a:hover{color:#fff}
.site-header{position:sticky;top:0;z-index:90;background:rgba(10,10,10,.82);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--sc-border);transition:box-shadow var(--sc-motion-ui)}
.site-header.scrolled{box-shadow:0 12px 40px rgba(0,0,0,.5)}
.header-inner{display:flex;align-items:center;gap:28px;height:var(--sc-header-h)}
.logo{display:flex;align-items:center;gap:12px;font-family:var(--sc-font-display);font-weight:700;font-size:17px;letter-spacing:.04em}
.logo-mark{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#1a1a1a,#000);
  border:1px solid var(--sc-gold);display:flex;align-items:center;justify-content:center;
  font-family:var(--sc-font-mono);font-size:13px;color:var(--sc-gold);font-weight:500}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px}
.nav-item{position:relative}
.nav-link{display:inline-flex;align-items:center;gap:7px;padding:12px 14px;font-size:14.5px;font-weight:550;color:var(--sc-text-secondary);border-radius:8px}
.nav-link:hover,.nav-item:focus-within>.nav-link{color:#fff}
.nav-link .caret{font-size:10px;transition:transform var(--sc-motion-fast)}
.nav-item.open .nav-link .caret{transform:rotate(180deg)}
.mega{position:absolute;top:calc(100% + 10px);left:50%;transform:translate(-50%,8px);width:min(620px,90vw);
  background:var(--sc-surface-01);border:1px solid var(--sc-border-strong);border-radius:var(--sc-radius-md);
  box-shadow:var(--sc-shadow-panel);padding:12px;opacity:0;visibility:hidden;pointer-events:none;
  transition:opacity var(--sc-motion-ui) var(--sc-ease-enter),transform var(--sc-motion-ui) var(--sc-ease-enter),visibility 0s linear .26s}
.nav-item.open .mega{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0);transition-delay:0s}
.mega-grid{display:grid;grid-template-columns:1fr 1fr;gap:4px}
.mega-card{display:flex;gap:14px;padding:14px;border-radius:10px;border:1px solid transparent;transition:background var(--sc-motion-fast),border-color var(--sc-motion-fast)}
.mega-card:hover{background:var(--sc-surface-02);border-color:var(--sc-border)}
.mega-card .mi{width:40px;height:40px;flex:none;border-radius:10px;background:var(--sc-gold-dim);
  border:1px solid rgba(201,169,110,.35);display:flex;align-items:center;justify-content:center;color:var(--sc-gold-bright)}
.mega-card .mi svg{width:19px;height:19px}
.mega-card b{display:block;font-size:14.5px;margin-bottom:2px}
.mega-card span{font-size:13px;color:var(--sc-text-secondary);line-height:1.45;display:block}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:6px}
.lang-switch{display:flex;border:1px solid var(--sc-border-strong);border-radius:999px;padding:3px;margin-right:4px}
.lang-switch button{font-family:var(--sc-font-mono);font-size:12px;padding:7px 13px;border-radius:999px;color:var(--sc-text-tertiary);transition:all var(--sc-motion-fast)}
.lang-switch button[aria-pressed="true"]{background:var(--sc-ivory);color:#0a0a0a;font-weight:600}
.header-cta{display:inline-flex}
.burger{display:none}

/* ---------- drawers / overlays / modals ---------- */
.scrim{position:fixed;inset:0;background:rgba(0,0,0,.6);backdrop-filter:blur(2px);opacity:0;visibility:hidden;
  transition:opacity var(--sc-motion-ui),visibility 0s linear .26s;z-index:100}
.scrim.show{opacity:1;visibility:visible;transition-delay:0s}
.drawer{position:fixed;top:0;right:0;bottom:0;width:min(430px,100vw);background:var(--sc-surface-01);
  border-left:1px solid var(--sc-border-strong);z-index:101;transform:translateX(102%);
  transition:transform var(--sc-motion-panel) var(--sc-ease-enter);display:flex;flex-direction:column}
.drawer.open{transform:none}
.drawer.left{right:auto;left:0;border-left:0;border-right:1px solid var(--sc-border-strong);transform:translateX(-102%)}
.drawer.left.open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:20px 22px;border-bottom:1px solid var(--sc-border)}
.drawer-head h2{font-family:var(--sc-font-display);font-size:20px}
.drawer-body{flex:1;overflow-y:auto;padding:20px 22px}
.drawer-foot{padding:18px 22px;border-top:1px solid var(--sc-border)}
.search-panel{position:fixed;inset:0;z-index:101;display:flex;justify-content:center;padding:12vh 20px 20px;
  pointer-events:none}
.search-box{width:min(680px,100%);height:fit-content;background:var(--sc-surface-01);border:1px solid var(--sc-border-strong);
  border-radius:var(--sc-radius-lg);box-shadow:var(--sc-shadow-panel);opacity:0;transform:translateY(-14px) scale(.98);
  transition:opacity var(--sc-motion-panel) var(--sc-ease-enter),transform var(--sc-motion-panel) var(--sc-ease-enter);pointer-events:none;overflow:hidden}
.search-panel.open{pointer-events:auto}
.search-panel.open .search-box{opacity:1;transform:none;pointer-events:auto}
.search-input-row{display:flex;align-items:center;gap:12px;padding:18px 20px;border-bottom:1px solid var(--sc-border)}
.search-input-row svg{width:20px;height:20px;color:var(--sc-text-tertiary);flex:none}
.search-input-row input{flex:1;background:none;border:0;font-size:17px;color:#fff}
.search-input-row input::placeholder{color:var(--sc-text-tertiary)}
.search-results{max-height:46vh;overflow-y:auto;padding:10px}
.search-hit{display:flex;align-items:center;gap:14px;width:100%;text-align:left;padding:12px 14px;border-radius:10px}
.search-hit:hover{background:var(--sc-surface-02)}
.search-hit img{width:46px;height:46px;object-fit:cover;border-radius:8px;flex:none}
.search-hit .t b{display:block;font-size:14.5px}
.search-hit .t span{font-size:12.5px;color:var(--sc-text-secondary);font-family:var(--sc-font-mono)}
.search-empty{padding:26px;text-align:center;color:var(--sc-text-tertiary);font-size:14px}
.modal{position:fixed;inset:0;z-index:102;display:flex;align-items:center;justify-content:center;padding:20px;pointer-events:none}
.modal-card{width:min(1020px,100%);max-height:92vh;overflow-y:auto;background:var(--sc-surface-01);
  border:1px solid var(--sc-border-strong);border-radius:var(--sc-radius-lg);box-shadow:var(--sc-shadow-panel);
  opacity:0;transform:translateY(18px) scale(.985);transition:opacity var(--sc-motion-panel) var(--sc-ease-enter),transform var(--sc-motion-panel) var(--sc-ease-enter);pointer-events:none}
.modal.open{pointer-events:auto}
.modal.open .modal-card{opacity:1;transform:none;pointer-events:auto}

/* cart / wishlist rows */
.line-item{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--sc-border)}
.line-item:last-child{border-bottom:0}
.line-item img{width:72px;height:84px;object-fit:cover;border-radius:8px;flex:none;background:#000}
.line-item .li-info{flex:1;min-width:0}
.line-item .li-info b{display:block;font-size:14px}
.line-item .li-info .mono{font-size:11px;color:var(--sc-text-tertiary)}
.qty{display:inline-flex;align-items:center;border:1px solid var(--sc-border-strong);border-radius:8px;margin-top:8px}
.qty button{width:30px;height:30px;font-size:16px;color:var(--sc-text-secondary)}
.qty button:hover{color:var(--sc-gold-bright)}
.qty span{min-width:28px;text-align:center;font-family:var(--sc-font-mono);font-size:13px}
.li-right{text-align:right;display:flex;flex-direction:column;align-items:flex-end;justify-content:space-between}
.li-right .price{font-family:var(--sc-font-mono);font-size:14px;color:var(--sc-gold-bright)}
.li-remove{font-size:12px;color:var(--sc-text-tertiary);text-decoration:underline}
.li-remove:hover{color:var(--sc-danger)}
.cart-total{display:flex;justify-content:space-between;font-family:var(--sc-font-mono);font-size:15px;margin-bottom:14px}
.cart-total b{color:var(--sc-gold-bright)}

/* toasts */
.toasts{position:fixed;bottom:22px;right:22px;z-index:150;display:flex;flex-direction:column;gap:10px;max-width:min(360px,calc(100vw - 44px))}
.toast{display:flex;gap:12px;align-items:flex-start;background:var(--sc-surface-02);border:1px solid var(--sc-border-strong);
  border-left:3px solid var(--sc-gold);border-radius:10px;padding:13px 16px;box-shadow:var(--sc-shadow-floating);
  font-size:14px;animation:toastIn var(--sc-motion-panel) var(--sc-ease-enter)}
.toast.ok{border-left-color:var(--sc-success)}
.toast.err{border-left-color:var(--sc-danger)}
.toast b{display:block;font-size:13.5px}
.toast span{color:var(--sc-text-secondary);font-size:13px}
@keyframes toastIn{from{opacity:0;transform:translateX(24px)}to{opacity:1;transform:none}}
.toast.out{opacity:0;transform:translateX(24px);transition:opacity var(--sc-motion-ui),transform var(--sc-motion-ui)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--sc-border);
  background:radial-gradient(1100px 520px at 78% 30%,rgba(201,169,110,.07),transparent 60%),var(--sc-void)}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:clamp(28px,4vw,64px);align-items:center;
  padding-top:clamp(36px,5vw,72px);padding-bottom:clamp(48px,6vw,88px)}
.hero h1{font-family:var(--sc-font-display);font-weight:700;letter-spacing:-.025em;line-height:1.02;
  font-size:clamp(44px,6.2vw,88px);margin:0 0 22px}
.hero h1 .gold{color:var(--sc-gold);font-style:normal}
.hero-sub{color:var(--sc-text-secondary);font-size:clamp(16px,1.7vw,19px);max-width:52ch;margin-bottom:28px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px}
.hero-meta{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.hero-proof{display:flex;gap:26px;flex-wrap:wrap;border-top:1px solid var(--sc-border);padding-top:22px}
.proof b{font-family:var(--sc-font-display);font-size:24px;display:block}
.proof b em{font-style:normal;color:var(--sc-gold)}
.proof span{font-family:var(--sc-font-mono);font-size:11px;letter-spacing:.08em;color:var(--sc-text-tertiary);text-transform:uppercase}

/* 2.5D stage */
.stage-wrap{position:relative}
.stage{position:relative;border:1px solid var(--sc-border-strong);border-radius:var(--sc-radius-lg);
  background:linear-gradient(180deg,#141414,#0c0c0c);overflow:hidden;box-shadow:var(--sc-shadow-panel);
  touch-action:pan-y;user-select:none}
.stage-viewport{position:relative;aspect-ratio:4/4.6;perspective:1200px}
.garment-tilt{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  transform-style:preserve-3d;transition:transform .18s ease-out;will-change:transform}
.garment-img{position:absolute;max-height:86%;max-width:78%;object-fit:contain;filter:drop-shadow(0 40px 60px rgba(0,0,0,.6));
  transition:opacity var(--sc-motion-panel) var(--sc-ease-enter)}
.garment-img.back{opacity:0}
.stage[data-view="back"] .garment-img.front{opacity:0}
.stage[data-view="back"] .garment-img.back{opacity:1}
.stage-grid{position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(232,228,220,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(232,228,220,.045) 1px,transparent 1px);
  background-size:44px 44px;mask-image:radial-gradient(75% 75% at 50% 45%,#000 30%,transparent 100%)}
.stage-coords{position:absolute;font-family:var(--sc-font-mono);font-size:10px;color:var(--sc-text-tertiary);letter-spacing:.12em}
.coord-tl{top:14px;left:16px}.coord-tr{top:14px;right:16px}.coord-bl{bottom:14px;left:16px}.coord-br{bottom:14px;right:16px}
.stage-glare{position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(420px 300px at var(--gx,30%) var(--gy,20%),rgba(228,199,141,.10),transparent 65%)}
.tech-lines{position:absolute;inset:0;pointer-events:none}
.tech-lines line{stroke:rgba(201,169,110,.5);stroke-width:1;stroke-dasharray:5 5}
.tech-lines circle{fill:none;stroke:rgba(201,169,110,.4);stroke-width:1}
/* hotspots */
.hotspot{position:absolute;transform:translate(-50%,-50%);width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;z-index:5}
.hotspot .core{width:9px;height:9px;border-radius:50%;background:var(--sc-ivory);position:relative;z-index:2;
  transition:background var(--sc-motion-fast),transform var(--sc-motion-fast)}
.hotspot .ring{position:absolute;inset:7px;border-radius:50%;border:1px solid rgba(232,228,220,.55);
  transition:border-color var(--sc-motion-fast),box-shadow var(--sc-motion-fast),inset var(--sc-motion-fast)}
.hotspot .halo{position:absolute;inset:0;border-radius:50%;background:radial-gradient(circle,rgba(232,228,220,.16),transparent 70%)}
.hotspot .num{position:absolute;top:-7px;right:-4px;font-family:var(--sc-font-mono);font-size:9px;color:var(--sc-text-tertiary);
  background:#000;border:1px solid var(--sc-border);border-radius:4px;padding:0 4px;z-index:2}
.hotspot:hover .core,.hotspot:focus-visible .core{background:var(--sc-gold-bright);transform:scale(1.35)}
.hotspot:hover .ring,.hotspot:focus-visible .ring{border-color:var(--sc-gold);box-shadow:var(--sc-shadow-focus)}
.hotspot.active .core{background:var(--sc-gold)}
.hotspot.active .ring{border-color:var(--sc-gold);inset:4px;box-shadow:var(--sc-shadow-focus)}
.hotspot .leader{position:absolute;left:50%;top:50%;width:1px;height:0;background:linear-gradient(180deg,var(--sc-gold),transparent);
  transform-origin:top;pointer-events:none}
.hotspot[hidden]{display:none}
/* intro sequence states */
.stage .tech-lines,.stage .hotspot,.stage .orbit-bubble{opacity:0}
.stage.intro-1 .garment-img{filter:drop-shadow(0 40px 60px rgba(0,0,0,.6)) brightness(.55)}
.stage.intro-2 .garment-img{filter:drop-shadow(0 40px 60px rgba(0,0,0,.6)) brightness(1)}
.stage.intro-2 .tech-lines{opacity:1;transition:opacity var(--sc-motion-hero)}
.stage.intro-3 .tech-lines{opacity:1}
.stage.intro-3 .hotspot{opacity:1;transition:opacity var(--sc-motion-ui)}
.stage.intro-4 .tech-lines,.stage.intro-4 .hotspot{opacity:1}
.stage.intro-4 .orbit-bubble{opacity:1;transition:opacity var(--sc-motion-ui),transform var(--sc-motion-ui)}
.stage.live .tech-lines,.stage.live .hotspot,.stage.live .orbit-bubble{opacity:1}
@media (prefers-reduced-motion:reduce){
  .stage .tech-lines,.stage .hotspot,.stage .orbit-bubble{opacity:1!important}
}
/* orbit macro bubbles */
.orbit-bubble{position:absolute;z-index:6;display:flex;flex-direction:column;align-items:center;gap:6px;
  transition:transform var(--sc-motion-fast)}
.orbit-bubble:hover{transform:scale(1.05)}
.orbit-bubble .ob-img{width:clamp(58px,6.5vw,84px);height:clamp(58px,6.5vw,84px);border-radius:50%;object-fit:cover;
  border:1px solid var(--sc-gold);box-shadow:var(--sc-shadow-floating),0 0 0 5px rgba(201,169,110,.08)}
.orbit-bubble .ob-tag{font-family:var(--sc-font-mono);font-size:10px;letter-spacing:.1em;color:var(--sc-gold-bright);
  background:rgba(10,10,10,.85);border:1px solid rgba(201,169,110,.4);border-radius:999px;padding:2px 10px;white-space:nowrap}
.ob-1{top:8%;left:4%}.ob-2{top:20%;right:3%}.ob-3{bottom:24%;left:2%}.ob-4{bottom:10%;right:6%}
/* version panel + controls */
.version-panel{position:absolute;left:14px;bottom:14px;z-index:7;background:rgba(12,12,12,.82);backdrop-filter:blur(10px);
  border:1px solid var(--sc-border-strong);border-radius:10px;padding:10px 14px;font-family:var(--sc-font-mono);font-size:11px;
  display:flex;align-items:center;gap:12px}
.version-panel .vv b{color:#fff;font-size:12px;display:block}
.version-panel .vv span{color:var(--sc-text-tertiary)}
.stage-controls{position:absolute;right:14px;bottom:14px;z-index:7;display:flex;gap:8px}
.seg{display:flex;background:rgba(12,12,12,.82);backdrop-filter:blur(10px);border:1px solid var(--sc-border-strong);border-radius:10px;padding:3px}
.seg button{font-family:var(--sc-font-mono);font-size:11px;letter-spacing:.06em;padding:8px 14px;border-radius:7px;color:var(--sc-text-tertiary)}
.seg button[aria-pressed="true"]{background:var(--sc-ivory);color:#0a0a0a;font-weight:600}
.stage-btn{background:rgba(12,12,12,.82);backdrop-filter:blur(10px);border:1px solid var(--sc-border-strong);
  border-radius:10px;padding:8px 14px;font-family:var(--sc-font-mono);font-size:11px;color:var(--sc-text-secondary)}
.stage-btn:hover{color:#fff;border-color:var(--sc-gold)}
.intro-bar{position:absolute;top:14px;left:50%;transform:translateX(-50%);z-index:8;display:flex;align-items:center;gap:12px;
  background:rgba(12,12,12,.85);backdrop-filter:blur(10px);border:1px solid var(--sc-border-strong);
  border-radius:999px;padding:7px 8px 7px 16px;font-family:var(--sc-font-mono);font-size:11px;color:var(--sc-text-secondary)}
.intro-bar button{border:1px solid var(--sc-border-strong);border-radius:999px;padding:5px 14px;font-size:11px}
.intro-bar button:hover{border-color:var(--sc-gold);color:#fff}
.intro-bar.done{display:none}
/* hotspot detail card (desktop) */
.hs-card{position:absolute;z-index:9;width:300px;background:rgba(17,17,17,.94);backdrop-filter:blur(14px);
  border:1px solid var(--sc-border-strong);border-radius:var(--sc-radius-md);box-shadow:var(--sc-shadow-panel);
  overflow:hidden;opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity var(--sc-motion-panel) var(--sc-ease-enter),transform var(--sc-motion-panel) var(--sc-ease-enter),visibility 0s linear .38s}
.hs-card.show{opacity:1;visibility:visible;transform:none;transition-delay:0s}
.hs-card .hs-media{position:relative;height:130px}
.hs-card .hs-media img{width:100%;height:100%;object-fit:cover}
.hs-card .hs-media .cat{position:absolute;left:12px;bottom:10px}
.hs-card .hs-body{padding:16px 16px 14px}
.hs-card h3{font-family:var(--sc-font-display);font-size:18px;margin-bottom:6px}
.hs-card .spec{font-family:var(--sc-font-mono);font-size:11.5px;color:var(--sc-gold-bright);margin-bottom:10px}
.hs-kv{display:grid;grid-template-columns:auto 1fr;gap:3px 12px;font-size:12.5px;margin-bottom:12px}
.hs-kv dt{color:var(--sc-text-tertiary)}
.hs-kv dd{color:var(--sc-text-primary)}
.hs-card .hs-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--sc-border);padding-top:12px}
.hs-close{position:absolute;top:8px;right:8px;width:32px;height:32px;border-radius:8px;background:rgba(0,0,0,.6);
  display:flex;align-items:center;justify-content:center;font-size:16px;color:#fff}
/* bottom sheet (mobile hotspot) */
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:103;background:var(--sc-surface-01);
  border-top:1px solid var(--sc-border-strong);border-radius:18px 18px 0 0;box-shadow:var(--sc-shadow-panel);
  transform:translateY(105%);transition:transform var(--sc-motion-panel) var(--sc-ease-enter);
  max-height:82vh;overflow-y:auto;padding:10px 22px 30px}
.sheet.open{transform:none}
.sheet-grip{width:44px;height:5px;border-radius:99px;background:var(--sc-border-strong);margin:6px auto 16px}
.sheet .hs-media{height:170px;border-radius:12px;overflow:hidden;position:relative;margin-bottom:14px}
.sheet .hs-media img{width:100%;height:100%;object-fit:cover}
.sheet h3{font-family:var(--sc-font-display);font-size:22px;margin-bottom:4px}

/* ---------- chapter 2 : hottech pack ---------- */
.split{display:grid;grid-template-columns:7fr 5fr;gap:clamp(24px,4vw,56px);align-items:start}
.split.flip{grid-template-columns:5fr 7fr}
.doc-shell{background:var(--sc-surface-01);border:1px solid var(--sc-border-strong);border-radius:var(--sc-radius-lg);overflow:hidden;box-shadow:var(--sc-shadow-panel)}
.doc-bar{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--sc-border);background:var(--sc-surface-02);flex-wrap:wrap}
.doc-bar .ref{font-family:var(--sc-font-mono);font-size:12px}
.doc-bar .ref b{color:#fff}
.doc-bar .ref span{color:var(--sc-text-tertiary)}
.doc-bar .spacer{flex:1}
.doc-body{display:grid;grid-template-columns:220px 1fr;min-height:420px}
.doc-side{border-right:1px solid var(--sc-border);padding:14px;display:flex;flex-direction:column;gap:2px}
.doc-tab{display:flex;align-items:center;gap:10px;text-align:left;padding:10px 12px;border-radius:8px;font-size:13.5px;
  font-weight:550;color:var(--sc-text-secondary);border-left:2px solid transparent}
.doc-tab:hover{color:#fff;background:var(--sc-surface-02)}
.doc-tab[aria-selected="true"]{color:#fff;background:var(--sc-surface-02);border-left-color:var(--sc-gold)}
.doc-tab .mono{font-size:10px;color:var(--sc-text-tertiary);margin-left:auto}
.doc-main{padding:0;display:flex;flex-direction:column}
.doc-viewer{position:relative;background:#0d0d0d;border-bottom:1px solid var(--sc-border);display:flex;justify-content:center;overflow:hidden}
.doc-viewer img{height:300px;object-fit:contain;padding:10px}
.doc-viewer .mini-hs{position:absolute;width:22px;height:22px;border-radius:50%;border:1px solid var(--sc-gold);
  background:rgba(201,169,110,.18);transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center}
.doc-viewer .mini-hs::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--sc-gold)}
.doc-zoom{position:absolute;right:12px;top:12px;display:flex;flex-direction:column;gap:6px}
.doc-zoom button{width:34px;height:34px;border-radius:8px;background:rgba(12,12,12,.85);border:1px solid var(--sc-border-strong);font-size:16px}
.doc-zoom button:hover{border-color:var(--sc-gold)}
.doc-sheet{background:var(--sc-ivory);color:#141414;padding:22px 24px}
.doc-sheet h4{font-family:var(--sc-font-display);font-size:17px;margin-bottom:4px}
.doc-sheet .ver{font-family:var(--sc-font-mono);font-size:11px;color:#6b6b6b;margin-bottom:14px}
.spec-table{width:100%;border-collapse:collapse;font-size:13.5px}
.spec-table th,.spec-table td{text-align:left;padding:9px 10px;border-bottom:1px solid #d8d3c8}
.spec-table th{font-family:var(--sc-font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#6b6b6b;font-weight:500}
.spec-table td:last-child,.spec-table th:last-child{text-align:right}
.spec-table tr:last-child td{border-bottom:0}
.doc-comments{display:flex;align-items:center;gap:10px;margin-top:16px;padding:12px 14px;background:#fff;
  border:1px solid #d8d3c8;border-radius:10px;font-size:13px}
.doc-comments .avatar{width:30px;height:30px;border-radius:50%;background:#0a0a0a;color:var(--sc-gold-bright);
  font-family:var(--sc-font-mono);font-size:11px;display:flex;align-items:center;justify-content:center;flex:none}
.feature-list{display:grid;gap:14px;margin-top:26px}
.feature{display:flex;gap:16px;padding:18px;border:1px solid var(--sc-border);border-radius:var(--sc-radius-md);background:var(--sc-surface-01)}
.feature .fi{width:42px;height:42px;flex:none;border-radius:10px;background:var(--sc-gold-dim);
  border:1px solid rgba(201,169,110,.35);display:flex;align-items:center;justify-content:center;color:var(--sc-gold-bright)}
.feature .fi svg{width:20px;height:20px}
.feature b{display:block;font-size:15px;margin-bottom:3px}
.feature p{font-size:13.5px;color:var(--sc-text-secondary)}

/* ---------- chapter 3 : double check ---------- */
.dc-shell{background:var(--sc-surface-01);border:1px solid var(--sc-border-strong);border-radius:var(--sc-radius-lg);overflow:hidden;box-shadow:var(--sc-shadow-panel)}
.dc-modes{display:flex;gap:4px;padding:12px 14px;border-bottom:1px solid var(--sc-border);background:var(--sc-surface-02);flex-wrap:wrap}
.dc-mode{padding:10px 20px;border-radius:8px;font-size:14px;font-weight:600;color:var(--sc-text-secondary)}
.dc-mode:hover{color:#fff}
.dc-mode[aria-selected="true"]{background:var(--sc-ivory);color:#0a0a0a}
.dc-panel{display:none;padding:clamp(18px,3vw,32px)}
.dc-panel.active{display:block}
.dc-cols{display:grid;grid-template-columns:1fr 1.2fr 1fr;gap:18px}
.dc-card{border:1px solid var(--sc-border);border-radius:var(--sc-radius-md);background:var(--sc-void);overflow:hidden}
.dc-card header{padding:12px 16px;border-bottom:1px solid var(--sc-border);display:flex;align-items:center;justify-content:space-between;gap:10px}
.dc-card header b{font-size:13.5px}
.dc-card .dc-body{padding:16px}
.dc-party{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.dc-party .avatar{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-family:var(--sc-font-mono);font-size:12px;flex:none}
.dc-party.brand .avatar{background:var(--sc-ivory);color:#0a0a0a}
.dc-party.factory .avatar{background:var(--sc-gold);color:#0a0a0a}
.dc-party small{display:block;font-family:var(--sc-font-mono);font-size:10.5px;color:var(--sc-text-tertiary);letter-spacing:.08em;text-transform:uppercase}
.dc-party b{font-size:14px}
.dc-evidence{border-radius:10px;overflow:hidden;border:1px solid var(--sc-border);margin-bottom:12px}
.dc-evidence img{height:120px;width:100%;object-fit:cover}
.chain{display:flex;flex-direction:column;gap:0}
.chain-step{display:flex;gap:12px;position:relative;padding-bottom:18px}
.chain-step:last-child{padding-bottom:0}
.chain-step::before{content:"";position:absolute;left:9px;top:22px;bottom:0;width:1px;background:var(--sc-border-strong)}
.chain-step:last-child::before{display:none}
.chain-dot{width:19px;height:19px;border-radius:50%;border:1px solid var(--sc-border-strong);flex:none;
  display:flex;align-items:center;justify-content:center;font-size:10px;background:var(--sc-surface-02);z-index:1}
.chain-step.done .chain-dot{background:var(--sc-success);border-color:var(--sc-success);color:#06240f}
.chain-step.now .chain-dot{background:var(--sc-gold);border-color:var(--sc-gold);color:#0a0a0a;box-shadow:0 0 0 4px rgba(201,169,110,.15)}
.chain-step b{display:block;font-size:13px}
.chain-step span{font-family:var(--sc-font-mono);font-size:11px;color:var(--sc-text-tertiary)}
.dc-compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.diff-add{background:rgba(74,222,128,.1);border:1px solid rgba(74,222,128,.4);border-radius:8px;padding:10px 12px;font-size:13px;margin-top:10px}
.diff-del{background:rgba(230,57,70,.08);border:1px solid rgba(230,57,70,.35);border-radius:8px;padding:10px 12px;font-size:13px;
  text-decoration:line-through;color:var(--sc-text-secondary);margin-top:10px}
.dc-comment{margin-top:14px;border-left:2px solid var(--sc-gold);padding:4px 0 4px 14px;font-size:13.5px;color:var(--sc-text-secondary)}
.dc-comment b{color:#fff}
.signoff-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:20px}
.signoff-stat{border:1px solid var(--sc-border);border-radius:var(--sc-radius-md);padding:18px;text-align:center;background:var(--sc-void)}
.signoff-stat b{font-family:var(--sc-font-display);font-size:34px;display:block}
.signoff-stat span{font-family:var(--sc-font-mono);font-size:11px;color:var(--sc-text-tertiary);text-transform:uppercase;letter-spacing:.1em}
.signoff-stat.ok b{color:var(--sc-success)}.signoff-stat.warn b{color:var(--sc-gold-bright)}.signoff-stat.pend b{color:var(--sc-text-secondary)}
.dc-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- chapter 4 : process ---------- */
.process-grid{display:grid;grid-template-columns:5fr 7fr;gap:clamp(24px,4vw,56px);align-items:stretch;margin-top:34px}
.process-media{position:relative;border-radius:var(--sc-radius-lg);overflow:hidden;border:1px solid var(--sc-border-strong);min-height:420px}
.process-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.process-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(10,10,10,.85))}
.process-media figcaption{position:absolute;left:22px;right:22px;bottom:20px;z-index:1}
.process-media figcaption .mono{font-size:11px;color:var(--sc-gold-bright);letter-spacing:.1em}
.process-media figcaption b{font-family:var(--sc-font-display);font-size:21px;display:block;margin-top:4px}
.timeline{position:relative;padding-left:34px;display:flex;flex-direction:column;gap:6px}
.timeline::before{content:"";position:absolute;left:10px;top:8px;bottom:8px;width:1px;background:var(--sc-border-strong)}
.tl-step{position:relative;padding:14px 0 14px 8px}
.tl-step::before{content:"";position:absolute;left:-30px;top:22px;width:13px;height:13px;border-radius:50%;
  background:var(--sc-void);border:1px solid var(--sc-border-strong)}
.tl-step.done::before{background:var(--sc-success);border-color:var(--sc-success)}
.tl-step.now::before{background:var(--sc-gold);border-color:var(--sc-gold);box-shadow:0 0 0 5px rgba(201,169,110,.15)}
.tl-step .mono{font-size:11px;color:var(--sc-gold);letter-spacing:.12em}
.tl-step h3{font-family:var(--sc-font-display);font-size:19px;margin:3px 0 4px}
.tl-step p{font-size:14px;color:var(--sc-text-secondary);max-width:52ch}
.tl-step .chip{margin-top:8px}

/* ---------- chapter 5 : finishes ---------- */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin:26px 0 22px}
.tab{padding:11px 20px;border:1px solid var(--sc-border-strong);border-radius:999px;font-size:14px;font-weight:600;color:var(--sc-text-secondary)}
.tab:hover{color:#fff;border-color:var(--sc-gold)}
.tab[aria-selected="true"]{background:var(--sc-ivory);color:#0a0a0a;border-color:var(--sc-ivory)}
.finish-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.finish-card{border:1px solid var(--sc-border);border-radius:var(--sc-radius-md);overflow:hidden;background:var(--sc-surface-01);
  transition:transform var(--sc-motion-ui) var(--sc-ease-enter),border-color var(--sc-motion-ui),box-shadow var(--sc-motion-ui)}
.finish-card:hover{transform:translateY(-4px);border-color:var(--sc-border-strong);box-shadow:var(--sc-shadow-floating)}
.finish-media{position:relative;height:190px;overflow:hidden}
.finish-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--sc-motion-panel) var(--sc-ease-enter)}
.finish-card:hover .finish-media img{transform:scale(1.05)}
.finish-media .cat{position:absolute;left:12px;top:12px}
.finish-body{padding:18px}
.finish-body h3{font-family:var(--sc-font-display);font-size:18px;margin-bottom:2px}
.finish-body .loc{font-family:var(--sc-font-mono);font-size:11px;color:var(--sc-gold);letter-spacing:.08em;margin-bottom:10px}
.finish-body dl{display:grid;grid-template-columns:auto 1fr;gap:2px 12px;font-size:13px;margin-bottom:14px}
.finish-body dt{color:var(--sc-text-tertiary)}
.finish-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;border-top:1px solid var(--sc-border);padding-top:13px}
.link-arrow{font-size:13.5px;font-weight:650;color:var(--sc-gold-bright);display:inline-flex;align-items:center;gap:8px}
.link-arrow:hover{gap:12px}
.link-arrow{transition:gap var(--sc-motion-fast)}

/* ---------- chapter 6 : marketplace ---------- */
.mp-toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:26px 0 22px}
.mp-toolbar .spacer{flex:1}
.mp-count{font-family:var(--sc-font-mono);font-size:12px;color:var(--sc-text-tertiary)}
.mp-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.product{border:1px solid var(--sc-border);border-radius:var(--sc-radius-md);overflow:hidden;background:var(--sc-surface-01);
  transition:transform var(--sc-motion-ui) var(--sc-ease-enter),border-color var(--sc-motion-ui),box-shadow var(--sc-motion-ui)}
.product:hover{transform:translateY(-4px);border-color:var(--sc-border-strong);box-shadow:var(--sc-shadow-floating)}
.product-media{position:relative;aspect-ratio:4/4.4;overflow:hidden;background:#0d0d0d;cursor:pointer}
.product-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--sc-motion-panel) var(--sc-ease-enter),opacity var(--sc-motion-ui)}
.product-media img.alt{position:absolute;inset:0;opacity:0}
.product:hover .product-media img.main{opacity:0}
.product:hover .product-media img.alt{opacity:1}
.product-badges{position:absolute;left:12px;top:12px;display:flex;gap:8px;flex-direction:column;align-items:flex-start}
.wish-btn{position:absolute;right:12px;top:12px;width:40px;height:40px;border-radius:10px;background:rgba(10,10,10,.7);
  backdrop-filter:blur(8px);border:1px solid var(--sc-border-strong);display:flex;align-items:center;justify-content:center;color:#fff}
.wish-btn svg{width:18px;height:18px}
.wish-btn:hover{border-color:var(--sc-gold)}
.wish-btn.active{color:var(--sc-gold);border-color:var(--sc-gold)}
.wish-btn.active svg{fill:var(--sc-gold)}
.quick-btn{position:absolute;left:12px;right:12px;bottom:12px;padding:12px;border-radius:10px;background:rgba(232,228,220,.96);
  color:#0a0a0a;font-weight:650;font-size:14px;opacity:0;transform:translateY(8px);transition:opacity var(--sc-motion-ui),transform var(--sc-motion-ui)}
.product:hover .quick-btn,.product:focus-within .quick-btn{opacity:1;transform:none}
.product-body{padding:16px 18px 18px}
.product-brand{font-family:var(--sc-font-mono);font-size:11px;letter-spacing:.12em;color:var(--sc-gold);text-transform:uppercase}
.product-name{font-family:var(--sc-font-display);font-size:18px;margin:3px 0 8px}
.product-row{display:flex;align-items:center;justify-content:space-between;gap:10px}
.product-price{font-family:var(--sc-font-mono);font-size:15px;color:var(--sc-gold-bright)}
.add-btn{border:1px solid var(--sc-border-strong);border-radius:8px;padding:9px 16px;font-size:13.5px;font-weight:650}
.add-btn:hover{border-color:var(--sc-gold);background:var(--sc-gold-dim)}
/* quick view */
.qv-grid{display:grid;grid-template-columns:1fr 1fr;gap:0}
.qv-gallery{background:#0c0c0c;padding:24px;border-right:1px solid var(--sc-border)}
.qv-main{border-radius:12px;overflow:hidden;border:1px solid var(--sc-border);aspect-ratio:1/1.05;background:#000}
.qv-main img{width:100%;height:100%;object-fit:cover}
.qv-thumbs{display:flex;gap:10px;margin-top:12px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:4px}
.qv-thumb{width:72px;height:72px;flex:none;border-radius:10px;overflow:hidden;border:1px solid var(--sc-border);scroll-snap-align:start;position:relative}
.qv-thumb img{width:100%;height:100%;object-fit:cover}
.qv-thumb[aria-selected="true"]{border-color:var(--sc-gold);box-shadow:var(--sc-shadow-focus)}
.qv-thumb .idx{position:absolute;left:4px;bottom:2px;font-family:var(--sc-font-mono);font-size:9px;color:#fff;text-shadow:0 1px 4px #000}
.qv-info{padding:28px}
.qv-info h3{font-family:var(--sc-font-display);font-size:28px;margin:4px 0 8px}
.qv-price{font-family:var(--sc-font-mono);font-size:19px;color:var(--sc-gold-bright);margin-bottom:12px}
.qv-desc{font-size:14.5px;color:var(--sc-text-secondary);margin-bottom:18px}
.qv-field{margin-bottom:14px}
.qv-field label{display:block;font-family:var(--sc-font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--sc-text-tertiary);margin-bottom:7px}
.qv-field select,.qv-field input{width:100%;background:var(--sc-void);border:1px solid var(--sc-border-strong);
  border-radius:8px;padding:12px 14px;font-size:14px}
.qv-field select:focus,.qv-field input:focus{border-color:var(--sc-gold)}
.qv-ctas{display:grid;gap:10px;margin:18px 0}
.qv-feats{border-top:1px solid var(--sc-border);padding-top:16px;display:grid;gap:9px;font-size:13.5px;color:var(--sc-text-secondary)}
.qv-feats li{list-style:none;display:flex;gap:10px}
.qv-feats li::before{content:"—";color:var(--sc-gold)}
.modal-x{position:absolute;top:14px;right:14px;z-index:2;width:40px;height:40px;border-radius:10px;
  background:rgba(10,10,10,.7);border:1px solid var(--sc-border-strong);font-size:18px}
.modal-x:hover{border-color:var(--sc-gold)}
/* journal */
.journal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
.j-card{border:1px solid var(--sc-border);border-radius:var(--sc-radius-md);overflow:hidden;background:var(--sc-surface-01)}
.j-card img{height:190px;width:100%;object-fit:cover}
.j-card .j-body{padding:20px}
.j-card .mono{font-size:11px;color:var(--sc-gold);letter-spacing:.1em}
.j-card h3{font-family:var(--sc-font-display);font-size:19px;margin:6px 0 8px}
.j-card p{font-size:13.5px;color:var(--sc-text-secondary);margin-bottom:12px}

/* ---------- chapter 7 : showroom + orbit ---------- */
.show-grid{display:grid;grid-template-columns:7fr 5fr;gap:clamp(24px,4vw,56px);align-items:stretch;margin-top:34px}
.show-media{position:relative;border-radius:var(--sc-radius-lg);overflow:hidden;border:1px solid var(--sc-border-strong);min-height:440px}
.show-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.show-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,10,10,.15),rgba(10,10,10,.88))}
.show-media figcaption{position:absolute;left:26px;right:26px;bottom:24px;z-index:1}
.show-media h3{font-family:var(--sc-font-display);font-size:26px;margin:6px 0 8px}
.show-media p{font-size:14px;color:var(--sc-text-secondary);max-width:46ch}
.show-facts{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.orbit-card{background:var(--sc-surface-01);border:1px solid var(--sc-border-strong);border-radius:var(--sc-radius-lg);
  padding:clamp(24px,3vw,36px);display:flex;flex-direction:column;align-items:center;text-align:center;box-shadow:var(--sc-shadow-panel)}
.orbit-code{width:min(240px,60vw);height:auto;margin:18px 0 8px}
.orbit-url{font-family:var(--sc-font-mono);font-size:13px;color:var(--sc-gold-bright);word-break:break-all;margin:8px 0 16px}
.orbit-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.orbit-note{font-size:12px;color:var(--sc-text-tertiary);margin-top:16px;max-width:40ch}

/* ---------- chapter 8 : forms ---------- */
.forms-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:34px}
.form-card{background:var(--sc-surface-01);border:1px solid var(--sc-border-strong);border-radius:var(--sc-radius-lg);
  padding:clamp(24px,3vw,36px)}
.form-card h3{font-family:var(--sc-font-display);font-size:24px;margin-bottom:4px}
.form-card>p{font-size:14px;color:var(--sc-text-secondary);margin-bottom:22px}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.f-field{margin-bottom:14px}
.f-field label{display:block;font-size:13px;font-weight:600;margin-bottom:7px}
.f-field label small{font-weight:400;color:var(--sc-text-tertiary)}
.f-field input,.f-field select,.f-field textarea{width:100%;background:var(--sc-void);border:1px solid var(--sc-border-strong);
  border-radius:8px;padding:13px 14px;font-size:14.5px;transition:border-color var(--sc-motion-fast),box-shadow var(--sc-motion-fast)}
.f-field input::placeholder,.f-field textarea::placeholder{color:var(--sc-text-tertiary)}
.f-field input:focus,.f-field select:focus,.f-field textarea:focus{border-color:var(--sc-gold);box-shadow:var(--sc-shadow-focus)}
.f-field textarea{min-height:110px;resize:vertical}
.f-field .err-msg{display:none;font-size:12px;color:var(--sc-danger);margin-top:5px}
.f-field.invalid input,.f-field.invalid select,.f-field.invalid textarea{border-color:var(--sc-danger)}
.f-field.invalid .err-msg{display:block}
.f-check{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--sc-text-secondary);margin:6px 0 18px}
.f-check input{width:18px;height:18px;margin-top:2px;accent-color:var(--sc-gold)}
.hp{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}

/* ---------- faq + final cta ---------- */
.faq-list{max-width:820px;margin-top:30px;display:grid;gap:10px}
.faq-item{border:1px solid var(--sc-border);border-radius:var(--sc-radius-md);background:var(--sc-surface-01);overflow:hidden}
.faq-item summary{padding:19px 22px;cursor:pointer;font-weight:600;font-size:15.5px;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .pm{font-family:var(--sc-font-mono);color:var(--sc-gold);font-size:18px;flex:none}
.faq-item[open] summary .pm{transform:rotate(45deg)}
.faq-item .faq-a{padding:0 22px 20px;font-size:14.5px;color:var(--sc-text-secondary);max-width:68ch}
.final-cta{border:1px solid rgba(201,169,110,.35);border-radius:var(--sc-radius-lg);padding:clamp(36px,5vw,72px);
  text-align:center;background:radial-gradient(700px 300px at 50% 0%,rgba(201,169,110,.1),transparent 70%),var(--sc-surface-01);
  margin-top:clamp(48px,6vw,90px)}
.final-cta h2{font-family:var(--sc-font-display);font-size:clamp(30px,4.4vw,54px);letter-spacing:-.02em;margin-bottom:14px}
.final-cta p{color:var(--sc-text-secondary);max-width:56ch;margin:0 auto 28px}
.final-cta .hero-ctas{justify-content:center;margin-bottom:0}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--sc-border);background:#070707;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1.3fr;gap:32px;padding:56px 0 40px}
.footer-brand p{font-size:13.5px;color:var(--sc-text-secondary);margin:14px 0 18px;max-width:32ch}
.footer-col h4{font-family:var(--sc-font-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--sc-text-tertiary);margin-bottom:16px}
.footer-col ul{list-style:none;display:grid;gap:10px;font-size:14px}
.footer-col a{color:var(--sc-text-secondary)}
.footer-col a:hover{color:#fff}
.news-form{display:flex;gap:8px;margin-top:12px}
.news-form input{flex:1;background:var(--sc-void);border:1px solid var(--sc-border-strong);border-radius:8px;padding:12px 14px;font-size:14px;min-width:0}
.news-form input:focus{border-color:var(--sc-gold)}
.socials{display:flex;gap:12px;list-style:none;margin-top:18px;padding:0}
.socials a{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;background:var(--sc-surface-01);border:1px solid var(--sc-border);color:var(--sc-text-secondary);transition:all .2s ease}
.socials a svg{width:18px;height:18px;fill:currentColor}
.socials a:hover{background:var(--sc-gold);border-color:var(--sc-gold);color:#070707;transform:translateY(-2px)}
.footer-bottom{border-top:1px solid var(--sc-border);padding:20px 0;display:flex;align-items:center;justify-content:space-between;
  gap:14px;flex-wrap:wrap;font-family:var(--sc-font-mono);font-size:11.5px;color:var(--sc-text-tertiary)}

/* ---------- mobile nav ---------- */
.mobile-nav{display:flex;flex-direction:column;gap:4px}
.mobile-nav a{padding:14px 6px;font-family:var(--sc-font-display);font-size:21px;border-bottom:1px solid var(--sc-border)}
.mobile-nav a:hover{color:var(--sc-gold-bright)}

/* ---------- responsive ---------- */
@media(max-width:1100px){
  .main-nav{display:none}
  .burger{display:inline-flex}
  .header-cta{display:none}
  .hero-grid{grid-template-columns:1fr}
  .split,.split.flip,.process-grid,.show-grid{grid-template-columns:1fr}
  .dc-cols{grid-template-columns:1fr}
  .finish-grid,.mp-grid,.journal-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .qv-grid{grid-template-columns:1fr}
  .qv-gallery{border-right:0;border-bottom:1px solid var(--sc-border)}
  .hs-card{display:none}
}
@media(max-width:680px){
  .topbar nav{display:none}
  .finish-grid,.mp-grid,.journal-grid{grid-template-columns:1fr}
  .forms-grid{grid-template-columns:1fr}
  .f-row{grid-template-columns:1fr}
  .doc-body{grid-template-columns:1fr}
  .doc-side{flex-direction:row;overflow-x:auto;border-right:0;border-bottom:1px solid var(--sc-border)}
  .doc-tab{white-space:nowrap;border-left:0;border-bottom:2px solid transparent}
  .doc-tab[aria-selected="true"]{border-bottom-color:var(--sc-gold)}
  .dc-compare{grid-template-columns:1fr}
  .signoff-grid{grid-template-columns:1fr 1fr}
  .btn{width:100%;justify-content:space-between}
  .hero-ctas .btn{width:100%}
  .quick-btn{opacity:1;transform:none}
  .ob-1{left:0}.ob-2{right:0}.ob-3{left:-4px}.ob-4{right:0}
  .version-panel{left:8px;bottom:8px;padding:8px 10px}
  .stage-controls{right:8px;bottom:8px}
  .intro-bar{font-size:10px;max-width:calc(100% - 24px)}
  .hero-proof{gap:18px}
  .footer-grid{grid-template-columns:1fr}
  .lang-switch button{padding:7px 10px}
}
/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .rv{opacity:1;transform:none}
}