:root{--bg:#15110d;--panel:#211a14;--soft:#30261d;--ink:#fff7e8;--muted:#c9bca6;--accent:#f6c35b;--ok:#3fbf7f;--danger:#ff6b6b}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px system-ui,-apple-system,Segoe UI,sans-serif}button,input,textarea,select{font:inherit}button{background:var(--accent);border:0;border-radius:12px;padding:10px 14px;font-weight:700;color:#241500}button.secondary{background:var(--soft);color:var(--ink)}button.danger{background:var(--danger);color:white}.app{max-width:1200px;margin:auto;padding:18px}.top{display:flex;justify-content:space-between;gap:12px;align-items:center;position:sticky;top:0;background:linear-gradient(var(--bg) 80%,transparent);z-index:5;padding:12px 0}.brand{font-size:30px;font-weight:900;color:var(--accent)}.nav{display:flex;gap:8px;flex-wrap:wrap}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:14px}.card{background:var(--panel);border:1px solid #3b3025;border-radius:18px;padding:16px;box-shadow:0 10px 30px #0004}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.stack{display:grid;gap:10px}input,textarea,select{width:100%;background:#0f0c09;color:var(--ink);border:1px solid #46392b;border-radius:12px;padding:11px}textarea{min-height:260px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;line-height:1.45}.list{display:grid;gap:8px}.item{padding:12px;border-radius:12px;background:var(--soft);cursor:pointer}.muted{color:var(--muted)}.pill{background:#0f0c09;border:1px solid #46392b;border-radius:999px;padding:4px 9px;color:var(--muted)}.viewer{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;white-space:pre-wrap;line-height:1.55;font-size:20px}.perform{height:100vh;max-width:none;padding:0;display:grid;grid-template-rows:auto 1fr auto}.performHead,.performFoot{background:#080604;padding:14px 18px;display:flex;justify-content:space-between;gap:10px;align-items:center;flex-wrap:wrap}.stage{overflow:auto;padding:28px 8vw}.stage .viewer{font-size:clamp(24px,3.2vw,40px);line-height:1.65}.controls{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.login{min-height:100vh;display:grid;place-items:center}.login .card{width:min(420px,92vw)}.drop{border:2px dashed #6b573f;border-radius:18px;padding:22px;text-align:center;background:#100d0a}.bigtitle{font-size:36px;margin:0}.hidden{display:none!important}@media(max-width:760px){.app{padding:12px}.stage{padding:20px}.viewer{font-size:18px}.top{display:grid}.nav button{flex:1}.performFoot button{font-size:18px;padding:14px 18px}}