/* 内页通用 — 图书站风格 */

.page-hero {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 20px 24px;
  margin-bottom: 16px;
}

.page-hero h1 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.page-hero p {
  color: var(--text-secondary);
  font-size: 14px;
  max-width: 720px;
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.content-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 16px;
  transition: box-shadow 0.2s, border-color 0.2s;
}

.content-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-hover);
}

.content-card .tag {
  display: inline-block;
  font-size: 12px;
  padding: 2px 6px;
  background: var(--primary-bg);
  color: var(--primary);
  border: 1px solid var(--primary-border);
  margin-bottom: 10px;
}

.content-card h3 {
  font-size: 16px;
  margin-bottom: 8px;
  color: var(--text);
  font-weight: 600;
}

.content-card p {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.6;
}

.content-card .meta {
  font-size: 13px;
  color: var(--text-muted);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
  padding: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
}

.filter-bar select,
.filter-bar input {
  padding: 8px 12px;
  border: 1px solid var(--border);
  font-size: 14px;
  min-width: 120px;
  background: #fff;
}

.filter-bar input {
  flex: 1;
  min-width: 180px;
  max-width: 280px;
}

.filter-bar .btn-primary {
  padding: 8px 24px;
}

.anchor-section {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.anchor-section h2 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  padding-left: 10px;
  border-left: 3px solid var(--primary);
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.feature-item {
  display: flex;
  gap: 14px;
  padding: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
}

.feature-item .fi-icon {
  font-size: 28px;
  flex-shrink: 0;
}

.feature-item h4 {
  font-size: 16px;
  margin-bottom: 6px;
  color: var(--text);
}

.feature-item p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.6;
}

.form-page {
  max-width: 560px;
  background: var(--bg-card);
  padding: 24px 28px;
  border: 1px solid var(--border);
}

.form-page .form-group {
  margin-bottom: 16px;
}

.form-page label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text);
}

.form-page input,
.form-page select,
.form-page textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  font-size: 14px;
  font-family: inherit;
}

.form-page input:focus,
.form-page textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.form-page textarea {
  min-height: 88px;
  resize: vertical;
}

@media (max-width: 900px) {
  .content-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .feature-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .content-grid {
    grid-template-columns: 1fr;
  }
}