/* library.css */

.lib-hero {
  text-align: center;
  padding: 72px 24px 48px;
  max-width: 720px;
  margin: 0 auto;
}
.lib-hero h1 {
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 800;
  color: var(--fg);
  margin-bottom: 12px;
}
.lib-hero p {
  color: var(--fg2);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 28px;
}

.search-form {
  display: flex;
  gap: 10px;
  max-width: 560px;
  margin: 0 auto 20px;
}
.search-form input {
  flex: 1;
  padding: 13px 18px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--fg);
  font-size: 15px;
  outline: none;
  transition: border-color .2s;
}
.search-form input:focus { border-color: var(--accent); }
.search-form button {
  padding: 13px 24px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background .2s;
}
.search-form button:hover { background: #5a52d5; }

.source-tags {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}
.src-tag {
  font-size: 12px;
  color: var(--fg2);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 3px 12px;
}

/* body */
.lib-body {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

#status {
  display: none;
  text-align: center;
  color: var(--fg2);
  padding: 24px 0;
  font-size: 15px;
}

/* grid */
.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.book-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  gap: 16px;
  padding: 18px;
  transition: border-color .2s;
}
.book-card:hover { border-color: #333; }

.book-cover-wrap {
  position: relative;
  flex-shrink: 0;
}
.book-cover {
  width: 72px;
  height: 96px;
  object-fit: cover;
  border-radius: 6px;
  display: block;
  background: #1a1a1a;
}
.book-cover-placeholder {
  width: 72px;
  height: 96px;
  border-radius: 6px;
  background: #1a1a1a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
}
.badge {
  position: absolute;
  bottom: -6px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 10px;
  white-space: nowrap;
}
.badge-free { background: #166534; color: #4ade80; }
.badge-buy  { background: #1e3a5f; color: #60a5fa; }

.book-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.book-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 2px;
}
.book-src {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .05em;
  padding: 2px 7px;
  border-radius: 4px;
}
.src-gutenberg { background: #2d1b4e; color: #c084fc; }
.src-openlibrary { background: #1a2e1a; color: #86efac; }
.src-google { background: #1a2040; color: #93c5fd; }

.book-year { font-size: 12px; color: var(--fg2); }

.book-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--fg);
  line-height: 1.4;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.book-author {
  font-size: 13px;
  color: var(--fg2);
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.book-desc {
  font-size: 12px;
  color: #666;
  line-height: 1.5;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin-top: 2px;
}

.book-actions { margin-top: auto; padding-top: 10px; }
.btn-book {
  display: inline-block;
  padding: 7px 14px;
  border-radius: 7px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: opacity .2s;
}
.btn-book:hover { opacity: .85; text-decoration: none; }
.btn-free   { background: #14532d; color: #4ade80; }
.btn-borrow { background: #1e3a5f; color: #93c5fd; }
.btn-amazon { background: #ff9900; color: #000; }

.btn-load-more {
  padding: 11px 32px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg2);
  font-size: 14px;
  cursor: pointer;
  transition: border-color .2s, color .2s;
}
.btn-load-more:hover { border-color: var(--fg2); color: var(--fg); }

@media (max-width: 640px) {
  .search-form { flex-direction: column; }
  .results-grid { grid-template-columns: 1fr; }
}

/* ── curated section ──────────────────────────────────────────────── */
.lib-curated {
  max-width: 1200px;
  margin: 48px auto;
  padding: 0 24px;
}
.lib-curated h2 {
  font-size: 24px;
  margin-bottom: 20px;
  color: var(--text);
}
.curated-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}
.curated-item {
  padding: 14px 18px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s;
  font-size: 14px;
}
.curated-item:hover {
  background: var(--hover-bg);
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-2px);
}

/* ── curated section ──────────────────────────────────────────────── */
.lib-curated {
  max-width: 1200px;
  margin: 48px auto;
  padding: 0 24px;
}
.lib-curated h2 {
  font-size: 24px;
  margin-bottom: 20px;
  color: var(--text);
}
.curated-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}
.curated-item {
  padding: 14px 18px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s;
  font-size: 14px;
}
.curated-item:hover {
  background: var(--hover-bg);
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-2px);
}