:root{--bg0: #0c1a1f;--bg1: #132a32;--bg2: #1a3a44;--surface: rgba(255, 255, 255, .92);--surface-2: #f4f8f9;--ink: #102027;--muted: #5b7380;--line: rgba(16, 32, 39, .1);--accent: #0f8a7a;--accent-2: #147a9b;--warn: #b45309;--danger: #b91c1c;--ok: #047857;--shadow: 0 24px 60px rgba(8, 24, 30, .18);--radius: 18px;--font-display: "Syne", system-ui, sans-serif;--font-body: "DM Sans", system-ui, sans-serif}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;font-family:var(--font-body);color:var(--ink);background:radial-gradient(1200px 600px at 10% -10%,rgba(15,138,122,.35),transparent 55%),radial-gradient(900px 500px at 90% 0%,rgba(20,122,155,.28),transparent 50%),linear-gradient(165deg,var(--bg0),var(--bg1) 45%,var(--bg2));background-attachment:fixed}button,input,textarea{font:inherit}.app-shell{max-width:1120px;margin:0 auto;padding:28px 20px 64px}.brand{font-family:var(--font-display);font-weight:800;font-size:1.35rem;letter-spacing:-.03em;color:#f3fbfa;margin:0 0 4px}.brand-sub{color:#f3fbfab8;margin:0 0 28px;font-size:.95rem}.panel{background:var(--surface);border-radius:calc(var(--radius) + 4px);box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.5);overflow:hidden}.stepper{display:grid;grid-template-columns:repeat(5,1fr);gap:0;background:var(--surface-2);border-bottom:1px solid var(--line)}.step-pill{padding:14px 10px;text-align:center;font-size:.78rem;font-weight:600;color:var(--muted);border-right:1px solid var(--line);position:relative}.step-pill:last-child{border-right:none}.step-pill.active{color:var(--accent);background:#fff}.step-pill.done{color:var(--ok)}.step-pill span{display:block;font-family:var(--font-display);font-size:.72rem;opacity:.8;margin-bottom:2px}.panel-body{padding:28px 24px 32px}.hero-title{font-family:var(--font-display);font-size:clamp(1.8rem,3vw,2.4rem);font-weight:800;letter-spacing:-.04em;margin:0 0 10px;line-height:1.1}.hero-copy{margin:0 0 22px;color:var(--muted);max-width:46rem;line-height:1.5}.chat-box{width:100%;min-height:120px;resize:vertical;border:1.5px solid var(--line);border-radius:16px;padding:16px 18px;background:#fff;outline:none;transition:border-color .2s,box-shadow .2s}.chat-box:focus{border-color:var(--accent);box-shadow:0 0 0 4px #0f8a7a26}.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:16px}.btn{border:none;border-radius:999px;padding:12px 20px;font-weight:600;cursor:pointer;transition:transform .15s,opacity .15s,background .15s}.btn:hover:not(:disabled){transform:translateY(-1px)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:linear-gradient(120deg,var(--accent),var(--accent-2));color:#fff}.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}.btn-secondary{background:var(--ink);color:#fff}.check{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:.9rem}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:14px;background:#fff}table{width:100%;border-collapse:collapse;font-size:.9rem}th,td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}th{background:var(--surface-2);font-size:.75rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}tr:last-child td{border-bottom:none}.score{display:inline-flex;align-items:center;justify-content:center;min-width:2.2rem;height:1.8rem;border-radius:8px;background:#0f8a7a1f;color:var(--accent);font-weight:700}.badge{display:inline-block;padding:3px 8px;border-radius:999px;font-size:.72rem;font-weight:600}.badge-ok{background:#0478571f;color:var(--ok)}.badge-flag{background:#b91c1c1a;color:var(--danger)}.msg-cell{max-width:280px;white-space:pre-wrap;font-size:.82rem;line-height:1.4;color:#243943}.toolbar{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:8px 0 14px}.working-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#08141a8c;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);display:grid;place-items:center;z-index:50;padding:20px}.working-card{width:min(420px,100%);background:#fff;border-radius:20px;padding:28px 24px;box-shadow:var(--shadow);text-align:center}.working-card h3{font-family:var(--font-display);margin:14px 0 6px}.working-card p{margin:0;color:var(--muted);font-size:.92rem}.pulse-ring{width:56px;height:56px;margin:0 auto;border-radius:50%;border:3px solid rgba(15,138,122,.2);border-top-color:var(--accent)}.hint{margin-top:10px;color:var(--muted);font-size:.85rem}.warn-list{margin:12px 0 0;padding:10px 12px;background:#b4530914;border-radius:10px;color:var(--warn);font-size:.85rem}.export-box{margin-top:18px;padding:16px;background:var(--surface-2);border-radius:14px}@media(max-width:720px){.stepper{grid-template-columns:1fr 1fr}}