:root{
  --bg:#0b0c10; --panel:#121420; --text:#e8e8ee; --muted:#9aa0aa;
  --card:#161a2a; --line:#232846; --btn:#2b69ff;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial}
a{color:var(--text);text-decoration:none}

.topbar{
  position:sticky;top:0;z-index:10;
  display:flex;gap:12px;align-items:center;
  padding:12px 16px;background:rgba(18,20,32,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.brand{font-weight:700}
.hint{color:var(--muted);font-size:12px}
.back{padding:6px 10px;border:1px solid var(--line);border-radius:10px}

.container{max-width:1100px;margin:0 auto;padding:16px}
.toolbar{display:flex;gap:12px;align-items:center;margin-bottom:12px}
.search{
  flex:1;padding:10px 12px;border-radius:12px;border:1px solid var(--line);
  background:var(--panel);color:var(--text);outline:none
}
.stat{color:var(--muted);font-size:12px}

.grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));
  gap:12px;
}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:14px;display:flex;flex-direction:column;gap:10px
}
.title{font-size:16px;font-weight:700}
.meta{color:var(--muted);font-size:12px;line-height:1.4}
.actions{display:flex;gap:8px;align-items:center}
.btn{
  cursor:pointer;border:0;background:var(--btn);color:white;
  padding:10px 12px;border-radius:12px;font-weight:700
}
.btn.small{padding:8px 10px;border-radius:10px;font-size:12px}
.chapters{margin-top:6px;border-top:1px dashed var(--line);padding-top:10px;display:flex;flex-direction:column;gap:8px}
.hidden{display:none}
.chrow{display:flex;justify-content:space-between;align-items:center;gap:10px}
.chname{color:var(--text);font-size:13px}
.error{padding:12px;border:1px solid #ff4d4f;border-radius:12px;background:rgba(255,77,79,.08)}
.status{padding:12px;color:var(--muted);text-align:center}

.reader{max-width:1100px;margin:0 auto;padding:12px}
.pages{display:flex;flex-direction:column;gap:16px;align-items:center}
.pageWrap{
  width:100%;
  padding:10px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:16px;
}
.pageLabel{color:var(--muted);font-size:12px;margin-bottom:8px}
.pageCanvas{width:100%;height:auto;display:block;border-radius:10px}