:root{
  --radius: 8px;
  --card-bg: #ffffff;
  --text: #0b1220;
  --muted: #526072;
  --shadow: 0 10px 30px rgba(2,8,23,.10);
  --border: rgba(2,8,23,.08);
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: #ffced1;
  min-height:100vh;
}

.topbar{
  padding:16px;
  display:flex;
  gap:12px;
  align-items:center;
  justify-content:space-between;
}

.brand-title{font-size:18px; font-weight:700; color:#fff}
.brand-sub{font-size:12px; color:rgba(255,255,255,.75)}

.container{padding:0 16px 24px; max-width:1100px; margin:0 auto;}
.card{
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  padding:16px;
  margin-bottom:16px;
}

.card-head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:12px;
}

h2{margin:0 0 12px; font-size:16px}
.small{color:var(--muted); font-size:12px}

.row{display:flex; gap:10px; align-items:center}
input{
  flex:1;
  padding:12px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  font-size:16px;
}
button{
  padding:12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #0f172a;
  color: #fff;
  font-weight:600;
  cursor:pointer;
}
button:active{transform: translateY(1px)}
.hint{margin-top:10px; color:var(--muted); font-size:13px}
.msg{margin-top:10px; font-size:13px; color:#0f172a}

.split{
  display:grid;
  grid-template-columns: 1fr;
  gap:16px;
}
@media (min-width: 900px){
  .split{grid-template-columns: 1fr 1fr 1fr;}
}

.grid{
  display:grid;
  grid-template-columns: 1fr;
  gap:12px;
}

.book{
  display:grid;
  grid-template-columns: 64px 1fr;
  gap:12px;
  padding:12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
}

.cover{
  width:64px;
  height:96px;
  border-radius: 10px;
  border:1px solid var(--border);
  background: linear-gradient(180deg, #f3f4f6, #e5e7eb);
  overflow:hidden;
  display:flex;
  align-items:center;
  justify-content:center;
}
.cover img{width:100%; height:100%; object-fit:cover}

.meta .title{font-weight:700; font-size:14px; margin-bottom:2px}
.meta .genre{color:var(--muted); font-size:12px; margin-bottom:6px}
.meta .blurb{color:#111827; font-size:12px; line-height:1.35; margin-bottom:8px; max-height: 3.9em; overflow:hidden}

.controls{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:10px;
}

.stars{display:flex; gap:4px; user-select:none}
.star{
  width:18px; height:18px;
  display:inline-flex; align-items:center; justify-content:center;
  border-radius:6px;
  border:1px solid var(--border);
  cursor:pointer;
  font-size:12px;
}

.badge{
  font-size:11px;
  padding:6px 8px;
  border-radius: 999px;
  border:1px solid var(--border);
  background:#f8fafc;
  color:#0f172a;
}