:root{--bg:#0b0b10;--bg-card:#14141c;--bg-nav:#0d0d14;--border:#ffffff12;--border-strong:#ffffff1f;--text:#f4f4f5;--text-muted:#a1a1aa;--text-dim:#71717a;--text-faint:#52525b;--danger:#f87171;--danger-soft:#fca5a5;--ex-sequence:#22d3ee;--ex-pair:#a78bfa;--ex-schulte:#34d399;--ex-nback:#fb923c;--ex-stroop:#f472b6;--accent:var(--ex-sequence);--accent-ink:#04161a;--font-display:"Space Grotesk", system-ui, -apple-system, sans-serif;--font-body:"Manrope", system-ui, -apple-system, sans-serif;--r-card:16px;--r-tile:14px;--r-btn:16px;--gutter:20px;--nav-h:66px;--safe-b:env(safe-area-inset-bottom,0px)}*,:after,:before{box-sizing:border-box}body,html{height:100%}body{background:var(--bg);color:var(--text);font-family:var(--font-body);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;overscroll-behavior-y:none;margin:0;font-size:15px;line-height:1.5}button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:0;padding:0}a{color:var(--accent);text-decoration:none}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}h1,h2,h3{letter-spacing:-.01em;margin:0}.num,h1,h2,h3{font-family:var(--font-display);font-weight:600}.num{font-variant-numeric:tabular-nums}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--r-card)}.eyebrow{letter-spacing:.06em;text-transform:uppercase;color:var(--text-dim);font-size:12px}.muted{color:var(--text-muted)}.dim{color:var(--text-dim)}.glow-ring{box-shadow:0 0 24px -6px color-mix(in oklab,var(--accent) 70%,transparent)}.btn-primary{border-radius:var(--r-btn);background:var(--accent);min-height:56px;color:var(--accent-ink);box-shadow:0 0 26px -6px color-mix(in oklab,var(--accent) 85%,transparent);justify-content:center;align-items:center;font-size:16px;font-weight:600;transition:transform 80ms,filter .15s;display:flex}.btn-primary:active{filter:brightness(1.08);transform:scale(.985)}.btn-primary:disabled{color:var(--text-faint);border:1px solid var(--border);box-shadow:none;cursor:default;background:0 0}.btn-ghost{border-radius:var(--r-btn);border:1px solid var(--border);min-height:48px;color:var(--text-muted);justify-content:center;align-items:center;font-size:14px;display:flex}.btn-ghost:active{background:#ffffff08}.icon-btn{width:44px;height:44px;color:var(--text-muted);justify-content:center;align-items:center;display:flex}@media (prefers-reduced-motion:reduce){*,:after,:before{transition-duration:.01ms!important;animation-duration:.01ms!important}}