:root{--color-primary: #7c3aed;--color-on-primary: #ffffff;--color-secondary: #6366f1;--color-accent: #22c55e;--color-on-accent: #0f172a;--color-background: #0f172a;--color-foreground: #ffffff;--color-card: #192134;--color-muted: #171939;--color-muted-fg: #94a3b8;--color-border: rgba(255, 255, 255, .08);--color-destructive: #dc2626;--color-ring: #7c3aed;--color-gold: #f5d76e;--font-display: "Righteous", system-ui, sans-serif;--font-body: "Poppins", system-ui, sans-serif;--space: 8px;--radius: 16px}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--color-background);color:var(--color-foreground);font-family:var(--font-body);font-size:16px;line-height:1.5}body{background-image:radial-gradient(1200px 600px at 10% -10%,rgba(124,58,237,.28),transparent 55%),radial-gradient(900px 500px at 100% 0%,rgba(34,197,94,.12),transparent 50%),linear-gradient(180deg,#0b1224,#0f172a 40%,#0a1020)}#root{min-height:100dvh}button,select,textarea,input{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}.studio{max-width:1120px;margin:0 auto;padding:24px 20px 64px}.hero{display:flex;flex-direction:column;gap:8px;margin-bottom:28px}.kicker{color:var(--color-gold);letter-spacing:.18em;text-transform:uppercase;font-size:12px;font-weight:600}h1{font-family:var(--font-display);font-size:clamp(36px,6vw,64px);margin:0;letter-spacing:.02em;line-height:1.05}.lede{color:var(--color-muted-fg);max-width:62ch;margin:0}.grid{display:grid;gap:20px}@media(min-width:1024px){.grid{grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);align-items:start}}.card{background:color-mix(in srgb,var(--color-card) 92%,transparent);border:1px solid var(--color-border);border-radius:var(--radius);padding:20px;box-shadow:0 24px 60px #00000047;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.card h2{margin:0 0 16px;font-size:18px;font-weight:600}label{display:block;font-size:13px;font-weight:600;margin-bottom:8px;color:#e2e8f0}.story{width:100%;min-height:160px;resize:vertical;border-radius:12px;border:1px solid var(--color-border);background:#0f1528;color:var(--color-foreground);padding:14px;outline:none}.story:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #7c3aed59}.field-error{color:#fca5a5;font-size:13px;margin:6px 0 0}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip,.select{min-height:44px;border-radius:999px;border:1px solid var(--color-border);background:var(--color-muted);color:var(--color-foreground);padding:0 16px;transition:background .18s ease,border-color .18s ease,transform .18s ease}.chip[aria-pressed=true]{background:var(--color-primary);border-color:var(--color-primary)}.chip:focus-visible,.select:focus-visible,.primary:focus-visible,.ghost:focus-visible,.icon-btn:focus-visible{outline:3px solid var(--color-ring);outline-offset:2px}.row{display:grid;gap:12px;margin-top:16px}@media(min-width:640px){.row{grid-template-columns:1fr 1fr}}.select{width:100%;border-radius:12px}.primary{min-height:48px;width:100%;margin-top:18px;border:0;border-radius:12px;background:linear-gradient(90deg,var(--color-primary),#5b21b6);color:var(--color-on-primary);font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:10px;transition:transform .18s ease,filter .18s ease}.primary:hover:not(:disabled){filter:brightness(1.08);transform:translateY(-1px)}.ghost{min-height:44px;border-radius:12px;border:1px solid var(--color-border);background:transparent;color:var(--color-foreground);padding:0 14px;font-weight:500}.banner{margin-top:14px;padding:12px 14px;border-radius:12px;background:#dc262626;color:#fecaca;border:1px solid rgba(220,38,38,.35)}.banner.info{background:#22c55e1f;color:#bbf7d0;border-color:#22c55e4d}.spinner{width:16px;height:16px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.spinner{animation:none;border-top-color:#fff}.primary,.chip,.select{transition:none}}.sheet-head{display:flex;justify-content:space-between;gap:12px;align-items:start}.meta{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0 18px}.tag{font-size:12px;letter-spacing:.04em;text-transform:uppercase;padding:6px 10px;border-radius:999px;background:var(--color-muted);color:var(--color-muted-fg);border:1px solid var(--color-border)}.section{padding:12px 0;border-top:1px solid var(--color-border)}.section.active{background:#7c3aed1f;margin:0 -12px;padding:12px;border-radius:12px;border-top-color:transparent}.section h3{margin:0 0 6px;font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:var(--color-gold)}.chords{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:#c4b5fd;margin-bottom:8px}.lyric{margin:0 0 4px}.player{display:flex;flex-direction:column;gap:12px;margin-top:8px}.player-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.icon-btn{width:48px;height:48px;border-radius:50%;border:0;background:var(--color-accent);color:var(--color-on-accent);display:grid;place-items:center}.progress{flex:1;min-width:140px;height:8px;border-radius:999px;background:#0f1528;overflow:hidden}.progress>span{display:block;height:100%;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));width:0%}.hint{color:var(--color-muted-fg);font-size:13px;margin:0}.empty{color:var(--color-muted-fg)}.toggle{min-height:44px;border-radius:999px;border:1px solid var(--color-border);background:var(--color-muted);color:var(--color-foreground);padding:0 14px}.toggle[aria-pressed=true]{background:#0f1528;color:var(--color-muted-fg)}.volume{display:flex;align-items:center;gap:8px;color:var(--color-muted-fg);font-size:13px}.volume input{accent-color:var(--color-accent)}