:root{
  --bg:#0b0b0d;
  --bg2:#111115;
  --card:#14141a;
  --card2:#181820;
  --text:#f3f4f6;
  --muted:#a9abb6;
  --line:rgba(255,255,255,.08);
  --accent:#ff5a46;
  --accent2:#ff8b63;
  --accent3:#ff3d79;
  --shadow:0 14px 40px rgba(0,0,0,.45);
  --r12:12px;
  --r16:16px;
  --t:.18s ease;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Noto Sans", "Apple Color Emoji","Segoe UI Emoji";
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--font);
  background:
    radial-gradient(900px 500px at 20% 10%, rgba(255,90,70,.22), transparent 60%),
    radial-gradient(800px 460px at 85% 25%, rgba(255,60,120,.18), transparent 55%),
    radial-gradient(900px 520px at 50% 110%, rgba(255,140,90,.12), transparent 60%),
    var(--bg);
  color:var(--text);
}
a{color:inherit;text-decoration:none}
.hidden{display:none !important}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:8px;
  border:1px solid var(--line);
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  color:var(--text);
  padding:10px 14px;
  border-radius:12px;
  cursor:pointer;
  transition:transform var(--t), border-color var(--t), background var(--t), opacity var(--t);
  user-select:none;
}
.btn:hover{transform:translateY(-1px);border-color:rgba(255,255,255,.14)}
.btn:active{transform:translateY(0px);opacity:.9}
.btn--primary{
  border:none;
  background:linear-gradient(135deg, var(--accent), var(--accent2));
  color:#0b0b0d;
  font-weight:700;
}
.btn--ghost{background:transparent}
.btn--soft{background:rgba(255,255,255,.06)}
.btn--lg{padding:12px 16px;border-radius:14px}
.btn--sm{padding:8px 10px;border-radius:10px;font-size:13px}
.iconbtn{
  width:38px;height:38px;border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:transform var(--t), border-color var(--t);
}
.iconbtn:hover{transform:translateY(-1px);border-color:rgba(255,255,255,.16)}
.iconbtn svg{width:18px;height:18px}
.notice{
  margin:12px 0;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  font-size:14px;
}
.notice--err{border-color:rgba(255,61,121,.35);background:rgba(255,61,121,.10)}
.notice--ok{border-color:rgba(70,255,150,.25);background:rgba(70,255,150,.08)}
.muted{color:var(--muted)}
.link{color:var(--accent2);font-size:14px}
.skeleton{color:var(--muted);padding:14px}