/* ============================================
   店川通AI助手客户端 - 页面专属样式
   ============================================ */

/* Hero 视觉 3D 倾斜 */
.ai-hero-visual .visual-card {
  transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
  transition: transform 0.5s ease;
}

.ai-hero-visual .visual-card:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

/* 口播识别 Mock 卡片 */
.transcript-mock {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--glass-shadow);
}

.transcript-mock-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid var(--glass-border);
}

.transcript-mock-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
}

.transcript-mock-title i {
  color: var(--color-primary);
}

.transcript-mock-status {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: 20px;
  font-size: 12px;
  color: var(--color-success);
}

.transcript-mock-status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-success);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.transcript-mock-body {
  padding: 24px;
}

.transcript-mock-lines {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 24px;
}

.transcript-line {
  display: flex;
  gap: 12px;
  font-size: 14px;
  line-height: 1.6;
}

.transcript-time {
  flex-shrink: 0;
  width: 44px;
  font-family: var(--font-heading);
  font-size: 12px;
  color: var(--color-text-muted);
  text-align: right;
}

.transcript-text {
  color: var(--color-text-secondary);
}

.transcript-word {
  position: relative;
  padding: 1px 4px;
  border-radius: 4px;
  cursor: pointer;
}

.transcript-word.risk-extreme {
  background: rgba(220, 38, 38, 0.18);
  color: #FCA5A5;
}

.transcript-word.risk-high {
  background: rgba(245, 158, 11, 0.18);
  color: #FCD34D;
}

.transcript-word.risk-medium {
  background: rgba(139, 92, 246, 0.18);
  color: #C4B5FD;
}

.transcript-summary {
  padding: 16px;
  background: rgba(139, 92, 246, 0.08);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: var(--radius-lg);
}

.transcript-summary-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 12px;
}

.transcript-summary-title i {
  color: var(--color-danger);
}

.transcript-risk-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.risk-tag {
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.risk-tag.extreme {
  background: rgba(220, 38, 38, 0.15);
  color: #FCA5A5;
}

.risk-tag.high {
  background: rgba(245, 158, 11, 0.15);
  color: #FCD34D;
}

.risk-tag.medium {
  background: rgba(139, 92, 246, 0.15);
  color: #C4B5FD;
}

/* 流水线时间线 */
.ai-pipeline {
  padding: 120px 0;
  position: relative;
}

.ai-pipeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.3), transparent);
}

.pipeline-steps {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.pipeline-steps::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: linear-gradient(180deg, var(--color-primary), var(--color-gold), var(--color-pink));
  transform: translateX(-50%);
}

.pipeline-step {
  position: relative;
  margin-bottom: 40px;
}

.pipeline-step:last-child {
  margin-bottom: 0;
}

/* 空占位 div 不再参与布局 */
.pipeline-spacer {
  display: none;
}

/* 数字徽标脱离文档流，固定在中心线、垂直居中对齐 */
.pipeline-number {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  border-radius: 50%;
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 4px 16px rgba(139, 92, 246, 0.3);
  z-index: 2;
}

.pipeline-content {
  width: calc(50% - 48px);
  padding: 20px 24px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  transition: all var(--transition-slow);
}

/* 奇数步卡片在左侧 */
.pipeline-step:nth-child(odd) .pipeline-content {
  margin-right: auto;
  text-align: right;
}

/* 偶数步卡片在右侧 */
.pipeline-step:nth-child(even) .pipeline-content {
  margin-left: auto;
  text-align: left;
}

.pipeline-content:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(139, 92, 246, 0.1);
}

.pipeline-step-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.pipeline-step-title i {
  color: var(--color-primary);
  font-size: 14px;
}

/* 奇数步卡片在左侧，标题也镜像到右侧，与右对齐描述保持一致 */
.pipeline-step:nth-child(odd) .pipeline-step-title {
  flex-direction: row-reverse;
  justify-content: flex-end;
}

.pipeline-step-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* 适用人群 */
.audience {
  padding: 120px 0;
  background: linear-gradient(180deg, var(--color-background) 0%, rgba(15, 23, 42, 0.9) 100%);
  position: relative;
}

.audience::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.3), transparent);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 1000px;
  margin: 0 auto 24px;
}

.audience-card {
  padding: 28px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  transition: all var(--transition-slow);
}

.audience-card:hover {
  transform: translateY(-6px);
  border-color: var(--color-primary);
}

.audience-card.not-for {
  opacity: 0.75;
  border-style: dashed;
}

.audience-card.not-for:hover {
  border-color: var(--color-text-muted);
}

.audience-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(139, 92, 246, 0.1);
  border-radius: var(--radius-lg);
  font-size: 20px;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.audience-card.not-for .audience-icon {
  background: rgba(148, 163, 184, 0.1);
  color: var(--color-text-muted);
}

.audience-title {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 8px;
}

.audience-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.audience-note {
  max-width: 1000px;
  margin: 0 auto;
  padding: 20px 24px;
  background: rgba(245, 158, 11, 0.06);
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-radius: var(--radius-xl);
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.7;
  text-align: center;
}

.audience-note i {
  color: var(--color-gold);
  margin-right: 8px;
}

/* 响应式 */
@media (max-width: 1024px) {
  .ai-hero-visual .visual-card {
    transform: none;
  }

  .ai-hero-visual {
    order: -1;
  }

  .pipeline-steps::before {
    left: 24px;
  }

  /* 单列：数字固定在左侧线、卡片靠右 */
  .pipeline-number {
    left: 24px;
    top: 28px;
    transform: translate(-50%, 0);
  }

  .pipeline-step:nth-child(odd) .pipeline-content,
  .pipeline-step:nth-child(even) .pipeline-content {
    width: auto;
    margin-left: 56px;
    margin-right: 0;
    text-align: left;
  }

  /* 单列布局下所有标题都回到左侧，靠近中心线 */
  .pipeline-step:nth-child(odd) .pipeline-step-title {
    flex-direction: row;
    justify-content: flex-start;
  }
}

@media (max-width: 768px) {
  .ai-pipeline {
    padding: 80px 0;
  }

  .pipeline-steps::before {
    left: 20px;
  }

  .pipeline-number {
    left: 20px;
    top: 24px;
    width: 40px;
    height: 40px;
    font-size: 16px;
  }

  .pipeline-step:nth-child(odd) .pipeline-content,
  .pipeline-step:nth-child(even) .pipeline-content {
    margin-left: 50px;
  }

  .pipeline-content {
    padding: 16px 20px;
  }

  .pipeline-step-title {
    font-size: 15px;
  }

  .pipeline-step-desc {
    font-size: 13px;
  }

  .audience-grid {
    grid-template-columns: 1fr;
  }

  .transcript-mock-body {
    padding: 16px;
  }

  .transcript-line {
    flex-direction: column;
    gap: 4px;
  }

  .transcript-time {
    text-align: left;
  }
}

/* ============================================
   新增：功能界面一览 + 效率对比
   ============================================ */

/* 功能界面画廊区 */
.ai-gallery {
  padding: 120px 0;
  position: relative;
}

.ai-gallery::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.3), transparent);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.gallery-card {
  display: block;
  text-decoration: none;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-slow);
}

.gallery-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-6px);
  box-shadow: 0 16px 32px rgba(139, 92, 246, 0.12);
}

.gallery-thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: rgba(0, 0, 0, 0.2);
}

.gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-card:hover .gallery-thumb img {
  transform: scale(1.05);
}

.gallery-info {
  padding: 18px;
}

.gallery-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 500;
  background: rgba(139, 92, 246, 0.12);
  color: var(--color-primary);
  border: 1px solid rgba(139, 92, 246, 0.18);
  margin-bottom: 8px;
}

.gallery-title {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.gallery-desc {
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* 流水线总览大图 */
.ai-pipeline-overview {
  max-width: 1100px;
  margin: 0 auto 70px;
}

.ai-pipeline-overview img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

/* 效率对比区 */
.ai-compare {
  padding: 120px 0;
  position: relative;
  background: linear-gradient(180deg, var(--color-background) 0%, rgba(15, 23, 42, 0.9) 100%);
}

.ai-compare::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(139, 92, 246, 0.3), transparent);
}

.compare-legend {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 12px;
  font-size: 13px;
  color: var(--color-text-secondary);
}

.compare-legend span {
  display: flex;
  align-items: center;
  gap: 8px;
}

.compare-legend .dot-manual,
.compare-legend .dot-ai {
  width: 12px;
  height: 12px;
  border-radius: 3px;
}

.compare-legend .dot-manual { background: rgba(148, 163, 184, 0.5); }
.compare-legend .dot-ai { background: var(--gradient-primary); }

.compare-chart {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.compare-row-label {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: 10px;
}

.compare-bars {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.compare-bar {
  display: flex;
  align-items: center;
  gap: 12px;
}

.compare-bar-name {
  width: 44px;
  font-size: 12px;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.compare-bar-track {
  flex: 1;
  height: 16px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  overflow: hidden;
}

.compare-bar-fill {
  height: 100%;
  border-radius: 8px;
  transition: width 0.6s ease;
}

.compare-bar-fill.manual { background: rgba(148, 163, 184, 0.45); }
.compare-bar-fill.ai { background: var(--gradient-primary); }

.compare-bar-val {
  width: 58px;
  text-align: right;
  font-size: 12px;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

.compare-foot {
  max-width: 860px;
  margin: 28px auto 0;
  text-align: center;
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* 响应式 */
@media (max-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .ai-gallery {
    padding: 80px 0;
  }

  .ai-compare {
    padding: 80px 0;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .ai-pipeline-overview {
    margin-bottom: 50px;
  }

  .compare-bar-name {
    width: 36px;
  }

  .compare-bar-val {
    width: 50px;
  }
}