:root{color-scheme:light dark;--bg:#f6f8fb;--card:#fff;--text:#172033;--muted:#667085;--border:#d9e0ea;--accent:#1769e0;--danger:#b42318}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.stz-wrap{max-width:1100px;margin:auto;padding:24px}.stz-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:20px;box-shadow:0 8px 28px #10182812}.stz-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.stz-label{font-weight:700;display:block;margin-bottom:8px}.stz-area{width:100%;min-height:330px;resize:vertical;border:1px solid var(--border);border-radius:12px;padding:14px;font:15px/1.55 ui-monospace,SFMono-Regular,Consolas,monospace;background:var(--card);color:var(--text)}.stz-actions,.stz-options{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:14px 0}.stz-btn{border:0;border-radius:10px;padding:10px 16px;font-weight:700;cursor:pointer;background:var(--accent);color:white}.stz-btn.secondary{background:transparent;color:var(--text);border:1px solid var(--border)}.stz-status{color:var(--muted);margin-left:auto}.stz-status[data-state=error]{color:var(--danger)}select,input[type=number],input[type=text]{padding:8px 10px;border:1px solid var(--border);border-radius:8px;background:var(--card);color:var(--text)}.stz-note{color:var(--muted)}@media(max-width:760px){.stz-grid{grid-template-columns:1fr}.stz-area{min-height:240px}.stz-wrap{padding:14px}}@media(prefers-color-scheme:dark){:root{--bg:#0c111d;--card:#111827;--text:#f3f4f6;--muted:#a5adbd;--border:#344054;--accent:#4d8dff}}