/* ===== 工具详情页样式 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --td-primary: #5b4af5;
  --td-primary-light: #eeebff;
  --td-primary-dark: #4a39d9;
  --td-bg: #f8f9fb;
  --td-card: #fff;
  --td-text: #1e1e2e;
  --td-text-secondary: #6b7280;
  --td-text-muted: #9ca3af;
  --td-border: #e5e7eb;
  --td-radius: 12px;
  --td-radius-sm: 8px;
  --td-shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --td-shadow-lg: 0 4px 24px rgba(0,0,0,.08);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--td-bg);
  color: var(--td-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--td-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ===== Header：使用 /css/style.css 中的 .header 样式（共享组件） ===== */

/* ===== Main ===== */
.td-main { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Breadcrumb */
.td-breadcrumb {
  padding: 16px 0;
  font-size: 13px;
  color: var(--td-text-muted);
}
.td-breadcrumb a { color: var(--td-text-secondary); }
.td-breadcrumb a:hover { color: var(--td-primary); }
.td-bc-sep { margin: 0 8px; color: var(--td-border); }

/* Hero */
.td-hero {
  background: var(--td-card);
  border-radius: var(--td-radius);
  padding: 36px;
  display: flex;
  gap: 28px;
  align-items: flex-start;
  box-shadow: var(--td-shadow);
  margin-bottom: 28px;
}
.td-hero-icon {
  flex-shrink: 0;
  width: 72px;
  height: 72px;
  border-radius: 16px;
  overflow: hidden;
  background: linear-gradient(135deg, #f0edff, #e8f4ff);
  display: flex;
  align-items: center;
  justify-content: center;
}
.td-hero-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 8px;
}
.td-hero-info { flex: 1; min-width: 0; }
.td-hero-title {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--td-text);
}
.td-hero-desc {
  font-size: 15px;
  color: var(--td-text-secondary);
  line-height: 1.7;
  margin-bottom: 14px;
}
.td-hero-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.td-meta-tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 13px;
  background: var(--td-primary-light);
  color: var(--td-primary);
  font-weight: 500;
}
.td-meta-tag.hot { background: #fef2f2; color: #ef4444; }
.td-meta-tag.rec { background: #fefce8; color: #ca8a04; }
.td-meta-tag.cn { background: #f0fdf4; color: #16a34a; }
.td-meta-tag.en { background: #eff6ff; color: #2563eb; }
.td-hero-actions { display: flex; gap: 10px; }

.td-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 24px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  background: linear-gradient(135deg, var(--td-primary), #7c3aed);
  color: #fff;
  border: none;
  cursor: pointer;
  transition: all .2s;
  text-decoration: none;
}
.td-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(91,74,245,.35);
  text-decoration: none;
  color: #fff;
}
.td-btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 24px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  background: var(--td-bg);
  color: var(--td-text-secondary);
  border: 1px solid var(--td-border);
  cursor: pointer;
  transition: all .2s;
  text-decoration: none;
}
.td-btn-ghost:hover {
  border-color: var(--td-primary);
  color: var(--td-primary);
  text-decoration: none;
}
.td-btn-block {
  display: flex;
  justify-content: center;
  text-align: center;
  width: 100%;
  margin-top: 12px;
}

/* ===== Content Grid ===== */
.td-content-grid {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 24px;
  margin-bottom: 40px;
}

.td-content-main { min-width: 0; }

/* Detail blocks */
.td-block {
  background: var(--td-card);
  border-radius: var(--td-radius);
  padding: 28px;
  box-shadow: var(--td-shadow);
  margin-bottom: 20px;
}
.td-block:last-child { margin-bottom: 0; }
.td-block-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.td-block-title .td-block-icon { font-size: 24px; }
.td-block p {
  font-size: 15px;
  color: var(--td-text-secondary);
  line-height: 1.8;
  margin-bottom: 12px;
}
.td-block p:last-child { margin-bottom: 0; }

/* Feature list */
.td-feature-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}
.td-feature-list li {
  padding: 12px 16px;
  border-radius: var(--td-radius-sm);
  background: var(--td-bg);
  font-size: 14px;
  color: var(--td-text-secondary);
  display: flex;
  gap: 8px;
  align-items: flex-start;
}
.td-feature-list li::before { content: '✨'; flex-shrink: 0; }

/* Pricing table */
.td-pricing {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}
.td-pricing-item {
  padding: 16px;
  border-radius: var(--td-radius-sm);
  background: var(--td-bg);
  text-align: center;
}
.td-pricing-item .td-pricing-name { font-weight: 600; font-size: 14px; }
.td-pricing-item .td-pricing-price { font-size: 18px; font-weight: 700; color: var(--td-primary); margin: 4px 0; }
.td-pricing-item .td-pricing-desc { font-size: 12px; color: var(--td-text-muted); }

/* ===== Sidebar ===== */
.td-sidebar { display: flex; flex-direction: column; gap: 16px; }
.td-sidebar-card {
  background: var(--td-card);
  border-radius: var(--td-radius);
  padding: 24px;
  box-shadow: var(--td-shadow);
}
.td-sidebar-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--td-text);
}
.td-sidebar-card p {
  font-size: 13px;
  color: var(--td-text-secondary);
  line-height: 1.7;
}
.td-info-list { list-style: none; }
.td-info-list dt {
  font-size: 12px;
  color: var(--td-text-muted);
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-top: 12px;
}
.td-info-list dt:first-child { margin-top: 0; }
.td-info-list dd {
  font-size: 14px;
  color: var(--td-text);
  margin-top: 2px;
}
.td-info-list dd a { word-break: break-all; }

/* ===== Related Tools ===== */
.td-related { margin-bottom: 48px; }
.td-section-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 20px;
}
.td-related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}
.td-related-card {
  background: var(--td-card);
  border-radius: var(--td-radius-sm);
  padding: 16px 20px;
  box-shadow: var(--td-shadow);
  display: flex;
  align-items: center;
  gap: 12px;
  transition: all .2s;
  text-decoration: none;
}
.td-related-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--td-shadow-lg);
  text-decoration: none;
}
.td-related-card img {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  object-fit: contain;
  flex-shrink: 0;
  background: var(--td-bg);
  padding: 6px;
}
.td-related-info { flex: 1; min-width: 0; }
.td-related-name { font-size: 15px; font-weight: 600; color: var(--td-text); }
.td-related-desc {
  font-size: 12px;
  color: var(--td-text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

/* ===== Footer（已迁移至共享 site-footer.html，使用 style.css 中 .footer 样式） ===== */

/* Empty placeholder for tools without detail content */
.td-empty-detail {
  text-align: center;
  padding: 60px 0;
}
.td-empty-detail .td-empty-icon { font-size: 64px; margin-bottom: 16px; }
.td-empty-detail h2 { font-size: 20px; margin-bottom: 8px; }
.td-empty-detail p { font-size: 14px; color: var(--td-text-muted); max-width: 480px; margin: 0 auto 24px; }

/* ===== 响应式 ===== */
@media (max-width: 900px) {
  .td-content-grid { grid-template-columns: 1fr; }
  .td-hero { flex-direction: column; align-items: center; text-align: center; padding: 28px 20px; }
  .td-hero-actions { justify-content: center; flex-wrap: wrap; }
  .td-hero-meta { justify-content: center; }
  .td-feature-list { grid-template-columns: 1fr; }
  .td-pricing { grid-template-columns: 1fr 1fr; }
  .td-related-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .td-main { padding: 0 16px; }
  .td-hero { padding: 24px 16px; }
  .td-hero-title { font-size: 22px; }
  .td-block { padding: 20px; }
}