:root{color-scheme:light;--bg: #0f172a;--bg-soft: rgba(15, 23, 42, .72);--card: rgba(255, 255, 255, .92);--text: #e2e8f0;--text-dark: #0f172a;--muted: #64748b;--line: rgba(148, 163, 184, .22);--accent: #22c55e;--accent-strong: #16a34a;--danger: #ef4444;--shadow: 0 24px 80px rgba(15, 23, 42, .24)}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:radial-gradient(circle at top left,rgba(56,189,248,.28),transparent 34%),radial-gradient(circle at top right,rgba(251,191,36,.2),transparent 26%),linear-gradient(180deg,#0f172a,#111827 40%,#f8fafc 40% 100%);color:var(--text-dark)}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.app-shell{width:min(960px,calc(100vw - 24px));margin:0 auto;padding:28px 0 36px}.hero{color:var(--text);padding:18px 8px 24px}.eyebrow{margin:0 0 8px;letter-spacing:.16em;text-transform:uppercase;font-size:12px;opacity:.8}.hero h1{margin:0;font-size:clamp(30px,6vw,54px);line-height:1.05;max-width:10ch}.lead{max-width:52ch;margin:14px 0 0;color:#e2e8f0d6;font-size:16px;line-height:1.7}.panel{background:var(--card);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.7);border-radius:28px;padding:20px;box-shadow:var(--shadow)}.form{display:grid;gap:14px}.field{display:grid;gap:8px;font-size:14px;color:var(--text-dark)}.field span{font-weight:700}.field input,.field select{width:100%;border:1px solid var(--line);border-radius:16px;padding:14px 16px;background:#fff;color:var(--text-dark)}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.primary,.download{display:inline-flex;align-items:center;justify-content:center;min-height:52px;border:0;border-radius:16px;padding:0 18px;font-weight:800;cursor:pointer}.primary{background:linear-gradient(135deg,var(--accent),var(--accent-strong));color:#fff}.primary:disabled{opacity:.7;cursor:progress}.status-bar,.meta-row{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;margin-top:16px;color:var(--muted);font-size:13px}.error-box{margin-top:16px;padding:12px 14px;border-radius:16px;background:#ef444417;color:#991b1b;border:1px solid rgba(239,68,68,.16)}.preview-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:18px}.preview-card{border:1px solid var(--line);border-radius:22px;padding:14px;background:#f8fafcf0}.preview-card h2{margin:0 0 12px;font-size:15px}.preview-card img,.empty-state{width:100%;aspect-ratio:3 / 4;object-fit:cover;border-radius:18px;background:linear-gradient(135deg,#e2e8f0,#f8fafc)}.empty-state{display:grid;place-items:center;color:var(--muted);text-align:center;padding:18px}.meta-row{padding-top:2px}.meta-row strong{display:block;margin-bottom:4px;color:var(--text-dark)}.meta-row p{margin:0}.download{margin-top:18px;width:100%;background:#0f172a;color:#fff}.notes{color:#e2e8f0e0;padding:18px 8px 0;font-size:14px;line-height:1.7}@media(max-width:720px){.grid,.preview-grid{grid-template-columns:1fr}.panel{padding:16px;border-radius:22px}.hero{padding-inline:6px}}