:root{
  --bg:#faf8f4; --ink:#1d2a24; --muted:#5a665f; --card:#ffffff; --line:#d9d3c7;
  --accent:#1f5f4a; --accent-ink:#ffffff; --err:#a12626; --notice:#fff4d6; --focus:#0b57d0;
}
@media (prefers-color-scheme: dark){
  :root{ --bg:#14201b; --ink:#eef2ee; --muted:#a9b6ae; --card:#1c2b25; --line:#35463e; --accent:#7fd1b0; --accent-ink:#0c1a14; --err:#ff9b9b; --notice:#3a3320; --focus:#8ab4ff; }
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.top{display:flex;flex-wrap:wrap;gap:8px 20px;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line)}
.top h1{font-size:1.15rem;margin:0}
main{max-width:640px;margin:0 auto;padding:16px}
h2{font-size:1.4rem;margin:.2em 0 .5em} h3{margin:1.4em 0 .4em}
label{display:block;font-weight:600;margin:14px 0 4px}
input,textarea,select{width:100%;font:inherit;padding:12px;border:1px solid var(--line);border-radius:10px;background:var(--card);color:var(--ink)}
.inline{display:grid;grid-template-columns:1fr auto;gap:0 8px;align-items:end}
.inline label{grid-column:1/-1}
button{font:inherit;padding:12px 18px;border-radius:10px;border:1px solid var(--line);background:var(--card);color:var(--ink);cursor:pointer;min-height:44px}
button.primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent);font-weight:600}
button:disabled{opacity:.5;cursor:not-allowed}
button.link{background:none;border:none;color:var(--accent);text-decoration:underline;padding:8px;min-height:44px}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.err{color:var(--err);min-height:1.4em;font-weight:600}
.hint{color:var(--muted)}
.notice{background:var(--notice);padding:10px 12px;border-radius:10px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;margin:14px 0}
.card.good{border-left:6px solid var(--accent)} .card.no{border-left:6px solid var(--muted)}
.book{display:flex;gap:12px;align-items:flex-start}
.book img{width:64px;height:auto;border-radius:6px;border:1px solid var(--line);background:#eee}
.styles{display:grid;gap:10px;margin:12px 0}
.opt{display:block;width:100%;text-align:left}
.opt[aria-pressed="true"],.word[aria-pressed="true"]{outline:3px solid var(--accent);background:var(--accent);color:var(--accent-ink);font-weight:700}
.opt small{display:block;color:inherit;opacity:.85}
.wordlist{margin:14px 0}
.wordlist h3{margin:0 0 6px;font-size:1rem}
.words{display:flex;flex-wrap:wrap;gap:8px}
.word{min-width:84px}
.locked{opacity:.55}
.preview{margin:16px 0;padding:12px;border:2px dashed var(--line);border-radius:12px;font-size:1.2rem}
#reader{width:100%;margin:10px 0}
.item{display:flex;justify-content:space-between;gap:10px;align-items:flex-start;padding:10px 0;border-bottom:1px solid var(--line)}
.item small{display:block;color:var(--muted)}
#list-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
[hidden]{display:none!important}
.tbl{width:100%;border-collapse:collapse;font-size:.95rem} .tbl th,.tbl td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--line)}