/* Atoms demo — Elevarts interactive modules. Dark premium, magenta/gold accent. */
:root{
  --ink:#0a0a0c; --paper:#f6f3ee;
  --magenta:#e0218a; --gold:#f0c419;
  --muted:rgba(255,255,255,.62);
  --line:rgba(255,255,255,.14);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  background:var(--ink); color:#fff; font-family:var(--font);
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
a{color:inherit;text-decoration:none}

/* ---------- shared full-viewport stage ---------- */
.stage{position:fixed; inset:0; overflow:hidden; background:#000; touch-action:none}
.stage img,.stage video{
  position:absolute; inset:0; width:100%; height:100%;
  object-fit:cover; /* swap to contain if letterboxing preferred */
  user-select:none; -webkit-user-drag:none;
}

/* ---------- caption / chrome overlays ---------- */
.overlay{position:fixed; z-index:10; pointer-events:none}
.caption{top:clamp(18px,4vh,40px); left:clamp(18px,4vw,44px); max-width:min(78vw,520px)}
.eyebrow{
  font-size:12px; letter-spacing:.22em; text-transform:uppercase;
  color:var(--gold); font-weight:600; margin-bottom:10px;
}
.caption h1{
  font-size:clamp(26px,5.4vw,52px); line-height:1.05; font-weight:700;
  letter-spacing:-.01em; text-shadow:0 2px 30px rgba(0,0,0,.6);
}
.caption p{margin-top:12px; color:var(--muted); font-size:clamp(14px,1.6vw,17px); line-height:1.5; text-shadow:0 1px 18px rgba(0,0,0,.7)}
.tag{
  display:inline-block; margin-top:16px; font-size:11px; letter-spacing:.14em;
  text-transform:uppercase; color:#fff; padding:6px 12px; border:1px solid var(--line);
  border-radius:999px; background:rgba(0,0,0,.35); backdrop-filter:blur(6px);
}
.tag b{color:var(--magenta)}

.topright{top:clamp(16px,3.5vh,32px); right:clamp(16px,4vw,40px); pointer-events:auto}
.back{
  font-size:13px; letter-spacing:.04em; color:#fff; padding:9px 16px; border-radius:999px;
  border:1px solid var(--line); background:rgba(0,0,0,.4); backdrop-filter:blur(8px);
  transition:border-color .2s,background .2s;
}
.back:hover{border-color:var(--magenta); background:rgba(224,33,138,.16)}

.hint{
  left:50%; bottom:clamp(22px,5vh,44px); transform:translateX(-50%);
  font-size:13px; letter-spacing:.12em; text-transform:uppercase; color:var(--muted);
  display:flex; align-items:center; gap:10px; transition:opacity .5s;
}
.hint .dot{width:7px;height:7px;border-radius:50%;background:var(--magenta);box-shadow:0 0 14px var(--magenta);animation:pulse 1.6s infinite}
.hint.gone{opacity:0}
@keyframes pulse{0%,100%{opacity:.4;transform:scale(.8)}50%{opacity:1;transform:scale(1.3)}}

/* progress bar for scroll-video */
.progress{position:fixed;left:0;bottom:0;height:3px;width:0;background:linear-gradient(90deg,var(--magenta),var(--gold));z-index:12;transition:width .05s linear}

/* ================= HUB ================= */
.hub{position:relative;min-height:100%;padding:clamp(28px,6vw,80px);display:flex;flex-direction:column;overflow:hidden}
.hub::before{content:"";position:absolute;inset:0;background:
  radial-gradient(60% 50% at 78% -8%,rgba(224,33,138,.22),transparent 60%),
  radial-gradient(50% 40% at 8% 110%,rgba(240,196,25,.12),transparent 60%);pointer-events:none}
.hub-head{position:relative;max-width:760px}
.hub .plus{font-size:clamp(40px,7vw,72px);color:var(--magenta);line-height:1;font-weight:300}
.hub h1{font-size:clamp(34px,7vw,68px);line-height:1.02;font-weight:800;letter-spacing:-.02em;margin:14px 0 0}
.hub h1 .g{color:var(--magenta)}
.hub-head .sub{color:var(--muted);font-size:clamp(15px,1.9vw,19px);margin-top:18px;max-width:600px;line-height:1.55}
.free{display:inline-flex;gap:8px;align-items:center;margin-top:22px;padding:8px 16px;border:1px solid var(--line);border-radius:999px;font-size:13px;background:rgba(255,255,255,.03)}
.free b{color:var(--gold)}

.cards{position:relative;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:20px;margin-top:clamp(36px,6vw,64px)}
.card{position:relative;display:block;border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#111;aspect-ratio:4/5;transition:transform .35s cubic-bezier(.2,.8,.2,1),border-color .35s}
.card:hover{transform:translateY(-6px);border-color:var(--magenta)}
.card .thumb{position:absolute;inset:0}
.card .thumb img,.card .thumb video{width:100%;height:100%;object-fit:cover;transition:transform .6s ease,filter .4s}
.card:hover .thumb img,.card:hover .thumb video{transform:scale(1.06)}
.card .grad{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,.1) 0%,rgba(0,0,0,.05) 45%,rgba(8,8,10,.92) 100%)}
.card .meta{position:absolute;left:0;right:0;bottom:0;padding:22px}
.card .num{font-size:12px;letter-spacing:.2em;color:var(--gold);text-transform:uppercase;font-weight:600}
.card h3{font-size:clamp(19px,2.4vw,24px);margin:8px 0 6px;font-weight:700;letter-spacing:-.01em}
.card .d{color:var(--muted);font-size:14px;line-height:1.45}
.card .go{margin-top:14px;font-size:13px;color:#fff;display:inline-flex;align-items:center;gap:7px}
.card .go span{color:var(--magenta);transition:transform .3s}
.card:hover .go span{transform:translateX(5px)}

.hub-foot{position:relative;margin-top:clamp(40px,7vw,70px);padding-top:24px;border-top:1px solid var(--line);color:var(--muted);font-size:13.5px;line-height:1.6;max-width:820px}
.hub-foot b{color:#fff}
.hub-foot .k{color:var(--magenta)}
@media(max-width:520px){.card{aspect-ratio:16/10}}