:root{
  --bg:#0f172a;--panel:#111827;--card:#1f2937;--text:#e5e7eb;--muted:#9ca3af;--line:#374151;--accent:#38bdf8;--good:#22c55e;--warn:#f59e0b;--danger:#f87171;
}
*{box-sizing:border-box} body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:linear-gradient(180deg,#020617,#111827);color:var(--text);line-height:1.5}.app-header{padding:28px 18px 18px;max-width:1100px;margin:auto;display:flex;gap:16px;align-items:flex-start;justify-content:space-between}.eyebrow{margin:0;color:var(--accent);font-size:12px;text-transform:uppercase;letter-spacing:.12em}.app-header h1{margin:4px 0 8px;font-size:34px;line-height:1.05}.subhead{margin:0;color:var(--muted);max-width:780px}.badge{background:#0ea5e9;color:white;padding:7px 10px;border-radius:999px;font-weight:700;font-size:13px;white-space:nowrap}.container{max-width:1100px;margin:auto;padding:0 14px 36px}.panel{background:rgba(17,24,39,.92);border:1px solid var(--line);border-radius:18px;padding:18px;margin:14px 0;box-shadow:0 12px 30px rgba(0,0,0,.24)}.safety{border-color:#7c2d12;background:rgba(67,20,7,.45)}.safety p{margin:.4rem 0 0;color:#fed7aa}.section-title{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}h2{margin:.1rem 0 1rem;font-size:20px}.grid{display:grid;gap:12px;margin:12px 0}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}label{display:block;color:#cbd5e1;font-weight:600;font-size:13px}input,select,textarea{width:100%;margin-top:5px;border:1px solid #475569;background:#020617;color:var(--text);border-radius:12px;padding:12px;font-size:16px}textarea{resize:vertical}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}button{border:0;border-radius:12px;padding:11px 14px;background:#334155;color:#fff;font-weight:700;cursor:pointer}.primary{background:#0ea5e9}.ghost{background:#1f2937;border:1px solid #475569}.status{color:var(--muted);margin:12px 0 0}.status.good{color:var(--good)}.status.warning{color:var(--warn)}.briefing-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.mini-card{background:#0b1220;border:1px solid #334155;border-radius:14px;padding:12px}.mini-card span{display:block;color:#94a3b8;font-size:12px}.mini-card strong{display:block;margin:4px 0;font-size:15px}.mini-card small{color:#94a3b8}.helper{color:var(--muted)}.output.empty{color:var(--muted);padding:18px}.card{background:#0b1220;border:1px solid #334155;border-radius:16px;padding:14px;margin:12px 0}.card h3{margin:0 0 10px;font-size:17px;color:#bae6fd}.script-line{border-left:3px solid #475569;padding:8px 10px;margin:8px 0;background:rgba(15,23,42,.68);border-radius:0 10px 10px 0}.script-line strong{color:#c4b5fd}.script-line.readback{border-left-color:#22c55e}.script-line.readback strong{color:#86efac}.freq-brief{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px}.chip{display:inline-flex;gap:6px;align-items:center;border:1px solid #334155;background:#111827;border-radius:999px;padding:6px 9px;color:#dbeafe}.chip b{color:#93c5fd}.warning{color:#fbbf24}.hidden-compat{display:none}.footer{max-width:1100px;margin:auto;color:#94a3b8;padding:0 14px 28px;font-size:13px}
@media(max-width:760px){.app-header{display:block}.badge{display:inline-block;margin-top:12px}.grid.two,.grid.three,.briefing-grid{grid-template-columns:1fr}.panel{border-radius:14px;padding:14px}.app-header h1{font-size:28px}}
.stage-freq{display:inline-flex;gap:6px;align-items:center;border:1px solid #1d4ed8;background:#0f1e3a;border-radius:999px;padding:6px 10px;margin:0 0 8px;color:#dbeafe;font-size:14px}.stage-freq b{color:#93c5fd;text-transform:uppercase;font-size:11px;letter-spacing:.08em}
.field-warning{display:block;min-height:18px;margin-top:4px;color:var(--muted);font-size:12px;font-weight:500}.field-warning.warning{color:var(--warn)}

/* v1.4 radio-role readability */
.script-line{padding:10px 12px;margin:10px 0;border-radius:12px;border-left-width:5px}
.script-line .line-head{display:flex;gap:8px;align-items:center;margin-bottom:5px;flex-wrap:wrap}
.role-badge{display:inline-flex;align-items:center;border-radius:999px;padding:3px 7px;font-size:10px;font-weight:800;letter-spacing:.08em;color:#020617;background:#94a3b8}
.say-text{font-size:16px;line-height:1.45;color:#f8fafc}
.script-line.pilot{border-left-color:#38bdf8;background:rgba(14,165,233,.18);box-shadow:0 0 0 1px rgba(56,189,248,.16) inset}
.script-line.pilot .role-badge{background:#38bdf8;color:#001827}.script-line.pilot strong{color:#7dd3fc}.script-line.pilot .say-text{font-size:17px;font-weight:750}
.script-line.readback{border-left-color:#22c55e;background:rgba(34,197,94,.15)}.script-line.readback .role-badge{background:#22c55e;color:#02130a}.script-line.readback strong{color:#86efac}.script-line.readback .say-text{font-weight:700}
.script-line.atc{border-left-color:#f59e0b;background:rgba(245,158,11,.12)}.script-line.atc .role-badge{background:#f59e0b;color:#201100}.script-line.atc strong{color:#fcd34d}
.script-line.meta{border-left-color:#64748b;background:rgba(15,23,42,.5)}.script-line.meta .role-badge{background:#64748b;color:#f8fafc}.script-line.meta strong{color:#cbd5e1}.script-line.meta .say-text{color:#cbd5e1;font-size:15px;font-weight:500}
@media(max-width:760px){.script-line.pilot .say-text{font-size:18px}.role-badge{font-size:10px}}