:root{--bg: #fbf3e7;--bg-tint: #f4e7d3;--surface: #ffffff;--border: #e6d6bd;--text: #3a2f28;--text-muted: #8a7a68;--primary: #7b5ea7;--primary-hover: #674c8f;--primary-soft: #efe7f6;--accent: #e08a5a;--danger: #b3403a;--radius: 16px;--radius-sm: 10px;--font-sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;font-family:var(--font-sans);line-height:1.6;color:var(--text);background-color:var(--bg);color-scheme:light dark}@media (prefers-color-scheme: dark){:root{--bg: #201a2b;--bg-tint: #2a2238;--surface: #292036;--border: #3d3350;--text: #ece5f2;--text-muted: #a99ec0;--primary: #b79ae0;--primary-hover: #cbb4ec;--primary-soft: #352b47;--accent: #e8a883;--danger: #ff8a80}}*{box-sizing:border-box}body{margin:0;min-height:100vh}button{font-family:inherit}.page{max-width:720px;margin:0 auto;padding:24px 20px 64px}.page__header{display:flex;align-items:center;justify-content:space-between;padding:8px 0 28px}.brand{display:flex;align-items:center;gap:10px}.brand__mark{font-size:1.6rem}.brand__name{font-family:var(--font-serif);font-size:1.5rem;font-weight:700;letter-spacing:.01em}.page__tagline{font-family:var(--font-serif);font-size:1.9rem;line-height:1.25;margin:0 0 12px}.page__intro{color:var(--text-muted);margin:0 0 28px}.page__disclaimer{margin-top:28px;color:var(--text-muted);font-size:.85rem}.lang-switcher{display:flex;gap:2px;border:1px solid var(--border);border-radius:var(--radius-sm);padding:3px;background:var(--surface)}.lang-switcher__btn{background:none;border:none;padding:5px 12px;font-size:.8rem;font-weight:600;letter-spacing:.03em;color:var(--text-muted);border-radius:7px;cursor:pointer}.lang-switcher__btn.active{background:var(--primary-soft);color:var(--primary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 22px;border-radius:var(--radius-sm);font-size:.95rem;font-weight:600;cursor:pointer;border:1px solid transparent;transition:background .2s ease,transform .1s ease}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--primary{background:var(--primary);color:#fff}.btn--primary:hover:not(:disabled){background:var(--primary-hover)}.btn--ghost{background:transparent;color:var(--text-muted);border-color:var(--border)}.btn--ghost:hover{color:var(--text)}.form{display:grid;grid-template-columns:1fr 1fr;gap:16px 18px;padding:22px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}.form__field{display:flex;flex-direction:column;gap:6px}.form__field--wide{grid-column:1 / -1}.form__field label{font-size:.82rem;font-weight:600;color:var(--text-muted)}.form__field input,.form__field select{padding:10px 12px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--bg-tint);color:var(--text);font-size:.95rem}.form__field input:focus,.form__field select:focus{outline:2px solid var(--primary);outline-offset:1px}.form__submit{grid-column:1 / -1}.chat{margin-top:20px;display:flex;flex-direction:column;gap:12px}.chat__log{display:flex;flex-direction:column;gap:14px;max-height:60vh;overflow-y:auto;overscroll-behavior:contain;padding:18px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}.chat__greeting{color:var(--text-muted);margin:0}.msg{max-width:94%;padding:12px 16px;border-radius:var(--radius-sm)}.msg--user{align-self:flex-end;max-width:82%;background:var(--primary-soft);color:var(--text)}.msg--assistant{align-self:flex-start;background:var(--bg-tint)}.msg__text{white-space:pre-wrap;word-wrap:break-word;font-family:var(--font-serif);font-size:1.02rem;line-height:1.75}.msg--user .msg__text{font-family:var(--font-sans);font-size:.95rem}.msg__readaloud{display:flex;gap:8px;margin-top:12px}.msg__readaloud button{padding:5px 13px;background:transparent;color:var(--primary);border:1px solid var(--primary);border-radius:999px;font-size:.78rem;font-weight:600;cursor:pointer}.msg__readaloud button:hover{background:var(--primary-soft)}.chat__error{color:var(--danger);font-size:.9rem;margin:0}.chat__form{display:flex;gap:8px}.chat__form input{flex:1;padding:11px 14px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);color:var(--text);font-size:.95rem}.chat__form input:focus{outline:2px solid var(--primary);outline-offset:1px}.chat__clear{align-self:flex-start}.chat__voice{display:flex;align-items:center;gap:8px;font-size:.82rem;color:var(--text-muted)}.chat__voice select{flex:1;padding:7px 10px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);color:var(--text);font-size:.85rem}.video-maker__start{align-self:flex-start;margin-top:10px;padding:6px 14px;background:transparent;color:var(--primary);border:1px solid var(--primary);border-radius:999px;font-size:.82rem;font-weight:600;cursor:pointer}.video-maker__start:hover{background:var(--primary-soft)}.video-maker{margin-top:12px;display:flex;flex-direction:column;gap:10px;padding:14px;background:var(--bg-tint);border:1px solid var(--border);border-radius:var(--radius-sm)}.video-maker__bar{height:8px;border-radius:999px;background:var(--border);overflow:hidden}.video-maker__bar span{display:block;height:100%;background:var(--primary);transition:width .4s ease}.video-maker__label{margin:0;font-size:.85rem;font-weight:600}.video-maker__hint,.video-maker__fallback p{margin:0;font-size:.78rem;color:var(--text-muted)}.video-maker__player{width:100%;max-width:320px;border-radius:var(--radius-sm);background:#000}.video-maker__actions{display:flex;gap:8px;flex-wrap:wrap}.video-maker__error{margin:0;font-size:.85rem;color:var(--danger)}.video-maker__fallback ol{margin:6px 0 0;padding-left:20px;font-size:.82rem}.video-maker__detail{font-size:.75rem;color:var(--text-muted)}.video-maker__detail pre{margin:6px 0 0;max-height:160px;overflow:auto;padding:8px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);white-space:pre-wrap;word-break:break-word}@media (max-width: 560px){.form{grid-template-columns:1fr}.page__tagline{font-size:1.6rem}}