/* 藏书库 子页面专用样式
   颜色全用 var(--xxx), 不硬编码 hex */

.library-page .library-read-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 8px;
  padding: 4px 10px;
  font-size: 0.78rem;
  border: 1px solid var(--vermillion);
  color: var(--vermillion);
  background: var(--vermillion-soft);
  border-radius: 999px;
  text-decoration: none;
  line-height: 1.2;
  transition: background-color .15s ease, color .15s ease, transform .15s ease;
}
.library-page .library-read-btn:hover {
  background: var(--vermillion);
  color: var(--card);
  transform: translateY(-1px);
}

.library-page .library-toolbar {
  max-width: 1400px;
  margin: 16px auto 24px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
  padding: 0 24px;
}
.library-page .library-toolbar input[type="search"] {
  flex: 1; min-width: 240px; padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 6px; font-size: 0.95em;
  background: var(--card);
  color: var(--ink-brown);
}
.library-page .library-toolbar input[type="search"]:focus {
  outline: none;
  border-color: var(--border-hover);
  box-shadow: 0 0 0 3px var(--gold-soft);
}
.library-page .library-filter-btn {
  padding: 8px 14px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text-body);
  border-radius: 6px; cursor: pointer; font-size: 0.85em;
  transition: all 0.15s ease;
}
.library-page .library-filter-btn:hover {
  background: var(--card-hover);
  border-color: var(--border-hover);
}
.library-page .library-filter-btn.active {
  background: var(--gold);
  color: var(--card);
  border-color: var(--gold);
}
.library-page .library-stats {
  color: var(--text-muted);
  font-size: 0.85em;
  margin-left: auto;
}

/* grid - masonry 简单实现 */
.library-page .library-grid {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px 60px;
  column-count: 6;
  column-gap: 16px;
}
@media (max-width: 1200px) { .library-page .library-grid { column-count: 5; } }
@media (max-width: 1000px) { .library-page .library-grid { column-count: 4; } }
@media (max-width: 768px)  { .library-page .library-grid { column-count: 3; } }
@media (max-width: 560px)  { .library-page .library-grid { column-count: 2; } }

.library-page .library-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px;
  margin: 0 0 16px;
  break-inside: avoid;
  transition: all 0.2s ease;
  cursor: pointer;
}
.library-page .library-card:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}
.library-page .library-cover-wrap {
  width: 100%;
  aspect-ratio: 2 / 3;
  background: var(--gold-soft);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.library-page .library-cover {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.library-page .library-no-cover {
  font-size: 0.75em;
  color: var(--text-subtle);
  padding: 0 12px;
  text-align: center;
}
.library-page .library-card-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.library-page .library-bid {
  display: inline-block;
  padding: 1px 5px;
  font-size: 0.65rem;
  font-family: "SF Mono", Consolas, monospace;
  color: var(--text-muted);
  background: var(--gold-soft);
  border-radius: 3px;
  align-self: flex-start;
}
.library-page .library-badge-col {
  display: inline-block;
  padding: 1px 5px;
  font-size: 0.65em;
  background: var(--celadon-soft);
  color: var(--celadon);
  border-radius: 3px;
  align-self: flex-start;
}
.library-page .library-title {
  font-size: 0.85em;
  line-height: 1.4;
  color: var(--ink-brown);
  font-weight: 600;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}
.library-page .library-author {
  font-size: 0.78em;
  color: var(--text-body);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* 详情面板 (右侧抽屉) */
.library-page .library-detail {
  position: fixed;
  right: -440px; top: 60px; bottom: 0;
  width: 420px;
  background: var(--card);
  border-left: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  transition: right 0.3s ease;
  overflow-y: auto;
  z-index: 99;  /* nav 是 100, 我们 99 - 永远在 nav 下面 */
}
.library-page .library-detail.open { right: 0; }
.library-page .library-close-btn {
  position: absolute; top: 12px; right: 20px;
  background: none; border: none;
  font-size: 1.5em; cursor: pointer;
  color: var(--text-muted);
}
.library-page .library-close-btn:hover { color: var(--ink-brown); }

.library-page .library-detail-content {
  max-width: 420px;
  margin: 0 auto;
  padding: 36px 28px 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: stretch;
}
.library-page .library-detail-cover {
  width: 200px;
  flex-shrink: 0;
  align-self: center;
  border-radius: 6px;
  box-shadow: var(--shadow-md);
}
.library-page .library-detail-info { width: 100%; }
.library-page .library-detail-info h2 {
  margin: 0 0 10px;
  font-size: 1.25em;
  line-height: 1.4;
  color: var(--ink-brown);
  text-align: center;
}
.library-page .library-detail-meta {
  font-size: 0.88em;
  color: var(--text-body);
  margin-bottom: 10px;
  padding: 10px 12px;
  background: var(--gold-soft);
  border-radius: 4px;
}
.library-page .library-detail-row {
  display: flex;
  margin-bottom: 4px;
  line-height: 1.5;
}
.library-page .library-detail-row:last-child { margin-bottom: 0; }
.library-page .library-detail-label {
  display: inline-block;
  width: 56px;
  flex-shrink: 0;
  color: var(--text-muted);
  margin-right: 8px;
  font-size: 0.9em;
}
.library-page .library-detail-row code,
.library-page .library-detail-row span:not(.library-detail-label) {
  font-family: "SF Mono", Consolas, monospace;
  font-size: 0.9em;
  color: var(--ink-brown);
  word-break: break-all;
}
.library-page .library-detail-filename {
  font-family: "SF Mono", Consolas, monospace;
  font-size: 0.78em;
  color: var(--text-muted);
  word-break: break-all;
  padding: 8px 12px;
  background: var(--gold-soft);
  border-radius: 4px;
  margin-top: 12px;