/* ============================================ */
/* 🎨 工具详情页样式 - 2026专业版 redesign */
/* 参考：Product Hunt / SaaS Landing / B2B平台 */
/* ============================================ */

/* ===== Hero区域 ===== */
.td-hero-premium {
  position: relative;
  overflow: hidden;
  padding: clamp(2.5rem, 6vw, 4.5rem) 1rem clamp(3rem, 7vw, 5rem);
  background: var(--gradient-hero);
  min-height: 500px;
}

.td-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.td-hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.2;
}

.td-orb-1 {
  width: 500px;
  height: 500px;
  background: var(--accent);
  top: -150px;
  right: -100px;
  animation: tdFloatOrb 20s ease-in-out infinite;
}

.td-orb-2 {
  width: 400px;
  height: 400px;
  background: var(--accent-warm);
  bottom: -120px;
  left: -80px;
  animation: tdFloatOrb 25s ease-in-out infinite reverse;
}

@keyframes tdFloatOrb {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.td-hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border-subtle) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-subtle) 1px, transparent 1px);
  background-size: 50px 50px;
  opacity: 0.35;
}

/* 面包屑导航 */
.td-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.td-breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.td-breadcrumb a:hover {
  color: var(--accent);
}

.bc-sep {
  color: var(--text-muted);
  font-size: 11px;
}

.bc-current {
  color: var(--text-primary);
  font-weight: 600;
}

/* 导航按钮组 */
.td-nav-buttons {
  display: flex;
  gap: 12px;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.td-back-link,
.td-cat-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-base);
}

.td-back-link {
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1.5px solid var(--border-card);
}

.td-back-link:hover {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateX(-4px);
}

.td-cat-link {
  color: var(--accent-warm-dark);
  background: color-mix(in srgb, var(--accent-warm) 10%, transparent);
  border: 1.5px solid color-mix(in srgb, var(--accent-warm) 20%, transparent);
}

.td-cat-link:hover {
  background: color-mix(in srgb, var(--accent-warm) 15%, transparent);
  border-color: var(--accent-warm);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

/* 主内容区布局 */
.td-main-content {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 2rem;
  position: relative;
  z-index: 1;
}

/* ===== 左侧：信息卡片 ===== */
.td-info-card {
  background: var(--bg-elevated);
  border: 1.5px solid var(--border-card);
  border-radius: 20px;
  padding: 32px;
  box-shadow: var(--shadow-premium);
  backdrop-filter: blur(12px);
}

/* 工具头部 */
.td-tool-header {
  display: flex;
  gap: 20px;
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 2px solid var(--border-subtle);
}

.td-favicon-large-wrapper {
  position: relative;
  flex-shrink: 0;
  width: 88px;
  height: 88px;
}

.td-favicon-large {
  width: 88px;
  height: 88px;
  border-radius: 20px;
  object-fit: contain;
  background: var(--bg-page);
  padding: 14px;
  box-sizing: border-box;
  border: 2px solid var(--border-card);
  transition: all 0.3s cubic-bezier(.4,0,.2,1);
  box-shadow: var(--shadow-sm);
}

.td-favicon-large:hover {
  transform: scale(1.08) rotate(-3deg);
  border-color: var(--accent);
  box-shadow: 0 8px 24px rgba(37,99,235,0.15);
}

.td-favicon-large-fallback {
  width: 88px;
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  background: var(--bg-page);
  border: 2px solid var(--border-card);
  border-radius: 20px;
  transition: all 0.3s;
}

/* 标题区域 */
.td-title-section {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.td-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent-warm-dark);
  background: color-mix(in srgb, var(--accent-warm) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent-warm) 25%, transparent);
  margin-bottom: 12px;
  width: fit-content;
  letter-spacing: 0.02em;
}

.td-tool-name {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-primary);
  margin: 0 0 12px;
  letter-spacing: -0.03em;
}

/* 域名显示 */
.td-domain-display {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: var(--bg-page);
  border: 1.5px solid var(--border-subtle);
  border-radius: 10px;
  font-size: 13px;
  color: var(--text-secondary);
  max-width: fit-content;
  font-family: 'SF Mono', Monaco, monospace;
}

.domain-icon {
  font-size: 14px;
  flex-shrink: 0;
}

.domain-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 280px;
}

.copy-domain-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  font-size: 14px;
  opacity: 0.6;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.copy-domain-btn:hover {
  opacity: 1;
  transform: scale(1.15);
}

/* 简介描述框 */
.td-desc-box,
.td-detail-box {
  margin-bottom: 24px;
  padding: 20px;
  background: var(--bg-page);
  border: 1.5px solid var(--border-subtle);
  border-radius: 14px;
}

.desc-label,
.detail-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.desc-content {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-primary);
  margin: 0;
}

.detail-content p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-secondary);
  margin: 0 0 12px;
}

.detail-content p:last-child {
  margin-bottom: 0;
}

/* CTA按钮组 */
.td-cta-group {
  display: flex;
  gap: 14px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 2px solid var(--border-subtle);
  flex-wrap: wrap;
}

.td-primary-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: white;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,0.1) inset;
  transition: all var(--transition-bounce);
  border: none;
}

.td-primary-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl), 0 0 30px color-mix(in srgb, var(--accent) 30%, transparent);
}

.btn-icon-lg {
  font-size: 20px;
}

.btn-text {
  letter-spacing: 0.01em;
}

.btn-arrow-lg {
  font-size: 22px;
  transition: transform var(--transition-base);
}

.td-primary-btn:hover .btn-arrow-lg {
  transform: translateX(4px);
}

.td-secondary-btn {
  display: inline-flex;
  align-items: center;
  padding: 16px 28px;
  border-radius: 14px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  background: var(--bg-page);
  color: var(--text-secondary);
  border: 1.5px solid var(--border-card);
  transition: all var(--transition-base);
}

.td-secondary-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

/* ===== 右侧：侧边栏 ===== */
.td-sidebar {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* 统计数据卡片 */
.td-stats-card,
.td-actions-card,
.td-security-note {
  background: var(--bg-elevated);
  border: 1.5px solid var(--border-card);
  border-radius: 16px;
  padding: 20px;
  box-shadow: var(--shadow-sm);
}

.stats-card-header,
.actions-card-header {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1.5px solid var(--border-subtle);
}

.stats-card-header h3,
.actions-card-header h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

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

.stat-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 14px 10px;
  background: var(--bg-page);
  border: 1.5px solid var(--border-subtle);
  border-radius: 12px;
  text-align: center;
  transition: all var(--transition-base);
}

.stat-box:hover {
  border-color: var(--accent-light);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.stat-icon {
  font-size: 24px;
  margin-bottom: 6px;
}

.stat-value {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
  margin-bottom: 2px;
}

.stat-label {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

/* 快速操作卡片 */
.actions-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.action-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  background: var(--bg-page);
  border: 1.5px solid var(--border-subtle);
  border-radius: 10px;
  cursor: pointer;
  transition: all var(--transition-base);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  width: 100%;
  text-align: left;
  border: none;
}

.action-item:hover {
  background: var(--bg-elevated);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: var(--shadow-sm);
  transform: translateX(4px);
}

.action-icon {
  font-size: 16px;
  flex-shrink: 0;
}

.action-text {
  flex: 1;
}

.action-arrow {
  font-size: 14px;
  opacity: 0;
  transform: translateX(-8px);
  transition: all var(--transition-base);
}

.action-item:hover .action-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* 安全提示 */
.td-security-note {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 18px;
  background: color-mix(in srgb, #fef3c7 50%, white);
  border-color: #fbbf24;
}

[data-theme="dark"] .td-security-note {
  background: color-mix(in srgb, #92400e 20%, var(--bg-elevated));
  border-color: #d97706;
}

.security-icon {
  font-size: 28px;
  flex-shrink: 0;
  line-height: 1;
}

.security-content strong {
  display: block;
  font-size: 14px;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.security-content p {
  font-size: 12px;
  line-height: 1.65;
  color: var(--text-secondary);
  margin: 0;
}

/* ===== 同类推荐区域 ===== */
.td-related-premium {
  padding: 3rem 1rem;
  background: var(--bg-page);
  border-top: 1px solid var(--border-subtle);
}

.related-header-premium {
  text-align: center;
  margin-bottom: 2.5rem;
}

.related-header-premium h2 {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}

.related-header-premium p {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0;
}

.related-grid-premium {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 18px;
  margin-bottom: 2.5rem;
}

.related-tool-card {
  position: relative;
  background: var(--bg-elevated);
  border: 1.5px solid var(--border-card);
  border-radius: 16px;
  padding: 20px;
  text-decoration: none;
  color: inherit;
  transition: all 0.35s cubic-bezier(.4,0,.2,1);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.card-top-accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-warm));
  opacity: 0;
  transition: opacity 0.3s;
}

.related-tool-card:hover .card-top-accent {
  opacity: 1;
}

.related-tool-card:hover {
  transform: translateY(-6px);
  box-shadow:
    0 20px 48px rgba(0,0,0,0.10),
    0 0 0 1px var(--accent-light);
  border-color: var(--accent);
}

.related-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.related-tool-favicon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  object-fit: contain;
  flex-shrink: 0;
  background: var(--bg-page);
  padding: 6px;
  box-sizing: border-box;
  border: 1.5px solid var(--border-subtle);
  transition: all 0.3s;
}

.related-tool-card:hover .related-tool-favicon {
  border-color: var(--accent);
  transform: rotate(-5deg);
}

.related-card-info {
  flex: 1;
  min-width: 0;
}

.related-tool-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 3px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.related-tool-card:hover .related-tool-name {
  color: var(--accent);
}

.related-tool-clicks {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
}

.related-tool-desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin: 0 0 14px;
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 12px;
  border-top: 1px solid var(--border-subtle);
  margin-top: auto;
}

.footer-text {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.footer-arrow {
  font-size: 16px;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-8px);
  transition: all var(--transition-base);
}

.related-tool-card:hover .footer-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* 查看全部按钮 */
.view-all-wrap {
  text-align: center;
}

.view-all-tools-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  background: var(--bg-elevated);
  color: var(--accent);
  border: 2px solid var(--accent);
  transition: all var(--transition-base);
}

.view-all-tools-btn:hover {
  background: var(--accent);
  color: white;
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}

/* ===== 错误页面 ===== */
.td-error-page {
  padding: 5rem 1rem;
  min-height: 60vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
}

.error-content {
  max-width: 550px;
  margin: 0 auto;
  text-align: center;
}

.error-icon-large {
  font-size: 72px;
  margin-bottom: 1.5rem;
  animation: tdBounce 2.5s ease-in-out infinite;
}

@keyframes tdBounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.error-content h1 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}

.error-content p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin: 0 0 2rem;
}

.error-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.td-error-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition-base);
}

.td-error-btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  color: white;
  border: none;
  box-shadow: var(--shadow-md);
}

.td-error-btn.secondary {
  background: var(--bg-elevated);
  color: var(--text-secondary);
  border: 1.5px solid var(--border-card);
}

.td-error-btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* ============================================ */
/* 响应式设计
/* ============================================ */
@media(max-width:1024px){
  .td-main-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .td-sidebar {
    order: -1;
    flex-direction: row;
    flex-wrap: wrap;
  }

  .td-stats-card,
  .td-actions-card,
  .td-security-note {
    flex: 1;
    min-width: 280px;
  }

  .td-security-note {
    flex-basis: 100%;
  }

  .related-grid-premium {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  }
}

@media(max-width:768px){
  .td-hero-premium {
    min-height: auto;
    padding: 2rem 1rem 2.5rem;
  }

  .td-breadcrumb {
    font-size: 12px;
    margin-bottom: 1rem;
  }

  .td-nav-buttons {
    margin-bottom: 1.5rem;
  }

  .td-info-card {
    padding: 24px 20px;
  }

  .td-tool-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 16px;
  }

  .td-favicon-large-wrapper {
    width: 76px;
    height: 76px;
  }

  .td-favicon-large,
  .td-favicon-large-fallback {
    width: 76px;
    height: 76px;
    border-radius: 18px;
    font-size: 34px;
  }

  .td-title-section {
    align-items: center;
  }

  .td-category-badge {
    margin: 0 auto 10px;
  }

  .td-tool-name {
    font-size: 1.5rem;
  }

  .td-domain-display {
    margin: 0 auto;
  }

  .domain-text {
    max-width: 200px;
  }

  .td-cta-group {
    flex-direction: column;
  }

  .td-primary-btn,
  .td-secondary-btn {
    justify-content: center;
    width: 100%;
  }

  .td-sidebar {
    flex-direction: column;
  }

  .td-stats-card,
  .td-actions-card,
  .td-security-note {
    min-width: 100%;
  }

  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .stat-value {
    font-size: 1.15rem;
  }

  .related-grid-premium {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .error-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .td-error-btn {
    justify-content: center;
  }
}

@media(max-width:480px){
  .td-hero-premium {
    padding: 1.5rem 1rem 2rem;
  }

  .td-nav-buttons {
    flex-direction: column;
  }

  .td-back-link,
  .td-cat-link {
    justify-content: center;
  }

  .td-info-card {
    padding: 20px 16px;
    border-radius: 16px;
  }

  .td-desc-box,
  .td-detail-box {
    padding: 16px;
    border-radius: 12px;
  }

  .desc-content {
    font-size: 14px;
  }

  .detail-content p {
    font-size: 13px;
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .stat-box {
    padding: 12px 8px;
  }

  .stat-icon {
    font-size: 20px;
  }

  .stat-value {
    font-size: 1.1rem;
  }

  .td-related-premium {
    padding: 2rem 1rem;
  }

  .related-header-premium h2 {
    font-size: 1.5rem;
  }

  .error-content h1 {
    font-size: 1.65rem;
  }

  .error-icon-large {
    font-size: 56px;
  }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
  .td-primary-btn:hover,
  .td-secondary-btn:hover,
  .td-error-btn:hover,
  .view-all-tools-btn:hover {
    transform: none;
  }

  .related-tool-card:hover {
    transform: none;
  }

  .action-item:hover {
    transform: none;
  }

  .td-favicon-large:hover {
    transform: none;
  }

  .related-tool-card:active,
  .td-primary-btn:active {
    transform: scale(0.98);
  }
}