.storygen-theme{--radius:16px;--shadow:0 6px 20px rgba(0,0,0,.08)}.storygen-theme.theme-day{--bg:#faf7f2;--fg:#333;--brand:#aec6eb;--accent:#8fb996;--cta:#f4a261;--card:#fff;--muted:#6b7280;--border:#e5e7eb}.storygen-theme.theme-night{--bg:#1e3a5f;--fg:#f5f5f5;--brand:#ffd166;--accent:#f4a261;--cta:#ffd166;--card:#10233f;--muted:#bfc6d4;--border:#233b63}.storygen-theme{background:var(--bg);color:var(--fg);min-height:100%}.storygen-theme .sg-container{max-width:960px;margin:0 auto;padding:24px}.sg-hero{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.sg-hero h1{font-size:28px;margin:0}.sg-sub{opacity:.9;margin:.25rem 0 0}.sg-theme-toggle .sg-chip{margin-left:8px;padding:6px 10px;border-radius:999px;border:1px solid var(--border);background:transparent;color:var(--fg)}.sg-theme-toggle .sg-chip[data-active=true]{background:var(--brand);border-color:var(--brand);color:#0b1020}.sg-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.sg-sec{font-size:18px;margin:0 0 8px}.sg-grid2{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px}.sg-field label{display:block;font-size:14px;margin-bottom:4px;opacity:.9}.sg-field input,.sg-field select{width:100%;padding:10px 12px;background:transparent;color:var(--fg)}.sg-field input,.sg-field select,.sg-radio{border:1px solid var(--border);border-radius:12px}.sg-radio{display:flex;gap:8px;align-items:center;padding:8px 12px}.sg-radio.active{border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in oklab,var(--brand),transparent 70%)}.sg-checkbox{display:flex;align-items:center;gap:8px}.sg-btn{background:var(--cta);color:#fff;border:none;padding:12px 16px;border-radius:12px}.sg-btn.secondary{color:var(--fg);border:1px solid var(--border)}.sg-btn.ghost{color:var(--fg)}.sg-btn:disabled{opacity:.6}.sg-title{font-size:20px;margin:0 0 8px}.sg-story{line-height:1.8}.sg-meta summary{cursor:pointer;color:var(--accent)}.sg-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.sg-tip{font-size:12px;opacity:.8;margin-top:8px}.sg-mini{position:fixed;left:0;right:0;bottom:0;background:var(--card);border-top:1px solid var(--border);box-shadow:0 -6px 20px rgba(0,0,0,.12);.sg-quota{font:12px/1.2 system-ui,sans-serif;padding:2px 8px;border-radius:999px;border:1px solid #e5e7eb}.sg-quota.ok{background:#f0fdf4;color:#166534;border-color:#bbf7d0}.sg-quota.warn{background:#fffbeb;color:#92400e;border-color:#fcd34d}.sg-quota.danger{background:#fef2f2;color:#b91c1c;border-color:#fecaca}.sg-quota.loading{opacity:.6}.sg-quota.err{opacity:.6;text-decoration:line-through}padding:10px 14px;z-index:40}.sg-mini-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.sg-mini-title{font-weight:600;max-width:60vw;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sg-mini-ctrl{display:flex;gap:8px}.sg-mini-btn{border:1px solid var(--border);background:transparent;padding:6px 10px;border-radius:10px}.sg-mini-seek{width:100%}.sg-mini-time{font-variant-numeric:tabular-nums;opacity:.8}.storygen-theme.theme-day .sg-card{background:#fff;border:1px solid rgba(0,0,0,.06);border-radius:16px}.storygen-theme.theme-night .sg-card{background:hsla(0,0%,100%,.06);border:1px solid hsla(0,0%,100%,.12);border-radius:16px}.sg-btn{padding:.6rem 1rem;border-radius:.75rem;font-weight:600}.storygen-theme.theme-day .sg-btn{background:var(--accent);color:#fff}.storygen-theme.theme-night .sg-btn{background:var(--primary);color:#1e3a5f}.sg-btn.secondary{background:transparent;border:1px solid rgba(0,0,0,.08);color:var(--emph)}.storygen-theme.theme-night .sg-btn.secondary{border-color:hsla(0,0%,100%,.16);color:var(--fg)}.sg-btn.ghost{background:transparent;border:1px solid transparent;color:var(--emph)}.sg-hero .sg-sub{opacity:.85}.sg-field label{font-weight:600}.sg-toast{position:fixed;right:16px;bottom:16px;display:grid;gap:8px;z-index:60}.sg-toast-item{background:#111827;color:#fff;padding:10px 12px;border-radius:10px;box-shadow:0 6px 18px rgba(0,0,0,.2);font:13px/1.2 system-ui,sans-serif}