/* 页面专用样式 */

/* Lite 版单页：去掉圆角，全部直角 */
.art21-mom-content.lite-page,
.art21-mom-content.lite-page * {
  border-radius: 0 !important;
}
.art21-mom-content.lite-page .page-hero-mock-body img {
  border-radius: 0 !important;
}

/* 页面Hero */
.page-hero {
  padding: 160px 0 48px;
  /* 阿里云风格：科技蓝光晕 + 干净白底 */
  background:
    radial-gradient(900px 560px at 18% 18%, rgba(22, 119, 255, 0.22) 0%, transparent 62%),
    radial-gradient(760px 520px at 84% 16%, rgba(34, 211, 238, 0.18) 0%, transparent 62%),
    radial-gradient(640px 480px at 52% 92%, rgba(99, 102, 241, 0.12) 0%, transparent 64%),
    linear-gradient(180deg, #ffffff 0%, #f7f9ff 55%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  /* 轻量网格纹理，增强“科技感” */
  background-image:
    linear-gradient(rgba(22, 119, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 119, 255, 0.06) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.55;
  pointer-events: none;
}

.page-hero::after{
  content:'';
  position:absolute;
  top: -120px;
  left: -120px;
  width: 520px;
  height: 520px;
  border-radius: 0;
  background: radial-gradient(circle, rgba(22, 119, 255, 0.22) 0%, transparent 66%);
  filter: blur(2px);
  pointer-events: none;
}

/* 京东云风格：子页首屏两栏，不用“卡片” */
.page-hero-layout{
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.page-hero-content {
  max-width: 820px;
  width: 100%;
  margin: 0;
  text-align: left;
  position: relative;
  z-index: 1;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  backdrop-filter: none;
}

.page-hero-content::after{
  display: none;
}

.page-hero-visual{
  display: flex;
  justify-content: flex-end;
  align-items: center;
  overflow: visible;
}

/* 避免不同页面首屏高度差导致“上下跳”：桌面端给首屏两栏固定基准高度 */
@media (min-width: 992px) {
  .page-hero-layout{
    min-height: 560px;
  }
}
.page-hero-visual--placeholder{
  min-height: 240px;
  min-width: 320px;
  background: rgba(22, 119, 255, 0.06);
  border: 2px dashed rgba(22, 119, 255, 0.3);
  border-radius: 8px;
  align-items: center;
  justify-content: center;
}
.page-hero-placeholder-label{
  font-size: 14px;
  color: var(--primary);
  font-weight: 600;
  opacity: 0.8;
}

.page-hero-mock{
  width: min(520px, 100%);
  aspect-ratio: 4 / 3;
  border-radius: 0;
  background:
    radial-gradient(520px 320px at 22% 18%, rgba(22, 119, 255, 0.16), transparent 60%),
    radial-gradient(520px 320px at 78% 24%, rgba(34, 211, 238, 0.12), transparent 62%),
    linear-gradient(180deg, rgba(255,255,255,0.96), rgba(255,255,255,0.86));
  border: 1px solid rgba(22, 119, 255, 0.16);
  box-shadow: 0 22px 70px rgba(2, 6, 23, 0.10);
  position: relative;
  overflow: hidden;
}

/* 推荐产品页首屏右侧图片：统一放大并保持一致比例 */
.page-hero-mock.page-hero-mock--image {
  width: min(600px, 100%);
  aspect-ratio: 4 / 3;
}
.page-hero-mock.page-hero-mock--image .page-hero-mock-body img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.page-hero-mock::before{
  content:'';
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(22, 119, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 119, 255, 0.08) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: 0.22;
  pointer-events:none;
}

.page-hero-mock::after{
  content:'';
  position:absolute;
  inset:-1px;
  border-radius: 0;
  padding: 1px;
  background: linear-gradient(135deg, rgba(22, 119, 255, 0.45), rgba(34, 211, 238, 0.32), rgba(99, 102, 241, 0.28));
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events:none;
  opacity: .7;
}

.page-hero-mock-content{
  position: relative;
  z-index: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 18px;
}
.page-hero-mock-top{
  height: 36px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 10px;
  border-radius: 0;
  background: rgba(15, 23, 42, 0.04);
  border: 1px solid rgba(15, 23, 42, 0.06);
}
.page-hero-mock-dot{
  width: 8px;
  height: 8px;
  border-radius: 0;
  background: rgba(22, 119, 255, 0.75);
}
.page-hero-mock-title{
  font-weight: 700;
  font-size: 13px;
  color: rgba(15, 23, 42, 0.72);
}
.page-hero-mock-body{
  flex: 1;
  margin-top: 12px;
  border-radius: 0;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(15, 23, 42, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  overflow: hidden;
}
.page-hero-mock-card{
  border-radius: 0;
  border: 1px solid rgba(15, 23, 42, 0.06);
  background: linear-gradient(180deg, rgba(22, 119, 255, 0.10), rgba(255, 255, 255, 0.96));
}
.page-hero-mock-caption{
  margin-top: 10px;
  font-size: 12px;
  color: rgba(71, 85, 105, 0.85);
}

.page-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(22, 119, 255, 0.08);
  border: 1px solid rgba(22, 119, 255, 0.16);
  border-radius: 0;
  font-size: 14px;
  color: var(--primary);
  margin-bottom: 24px;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 0;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.page-hero-title {
  font-size: 50px;
  font-weight: 700;
  margin-bottom: 0;
  color: var(--text);
  letter-spacing: -0.5px;
  line-height: 1.25;
}
.lite-hero .page-hero-title {
  font-size: 42px;
}
@media (min-width: 992px) {
  .lite-hero .page-hero-title {
    white-space: nowrap;
  }
}
@media (max-width: 991px) {
  .lite-hero .page-hero-title {
    font-size: 28px;
  }
}

.page-hero-title-tagline {
  display: block;
  font-size: 20px;
  font-weight: 600;
  margin-top: 6px;
  white-space: nowrap;
}

.page-hero-subtitle {
  font-size: 17px;
  font-weight: 600;
  margin: 6px 0 16px 0;
  line-height: 1.3;
  color: var(--text);
  display: block;
}

/* 可选：如果页面标题里手动包了 <span class="gradient">xxx</span> 才渐变 */
.page-hero-title .gradient{
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.page-hero-description {
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.7;
}

.page-hero-actions {
  display: flex;
  gap: 16px;
  justify-content: flex-start;
  margin-top: 32px;
}

/* 首屏要点：统一信息密度（2列） */
.page-hero-highlights{
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  text-align: left;
}

.page-hero-highlight{
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 12px 12px;
  border-radius: 0;
  background: rgba(15, 23, 42, 0.04);
  border: 1px solid rgba(148, 163, 184, 0.18);
}

.page-hero-highlight-icon{
  width: 22px;
  height: 22px;
  border-radius: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(22, 119, 255, 0.95), rgba(34, 211, 238, 0.85));
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  flex-shrink: 0;
  margin-top: 1px;
}

.page-hero-highlight-text{
  font-size: 14px;
  color: var(--text);
  line-height: 1.55;
}

.page-hero-highlight-text strong{
  font-weight: 700;
}
.page-hero-cta-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 18px;
}
.page-hero-cta-btn {
  display: inline-block;
  padding: 12px 28px;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  border-radius: 0;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s, border-color 0.2s, color 0.2s;
}
.page-hero-cta-btn--primary {
  color: #fff;
  background: var(--primary, #1677ff);
  border: 2px solid var(--primary, #1677ff);
  box-shadow: 0 4px 14px rgba(22, 119, 255, 0.4);
}
.page-hero-cta-btn--primary:hover {
  background: #0d5dd9;
  border-color: #0d5dd9;
  box-shadow: 0 6px 20px rgba(22, 119, 255, 0.45);
  transform: translateY(-2px);
}
.page-hero-cta-btn--secondary {
  color: var(--primary, #1677ff);
  background: transparent;
  border: 2px solid var(--primary, #1677ff);
}
.page-hero-cta-btn--secondary:hover {
  background: rgba(22, 119, 255, 0.08);
  transform: translateY(-2px);
}
.page-hero-cta-btn:active {
  transform: translateY(0);
}
.page-hero-tagline{
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  margin: 20px 0 16px 0;
  line-height: 1.5;
}

/* 运营预览 */
.operations-preview {
  background: var(--bg-light);
}

.operations-preview-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.operations-stats {
  display: flex;
  gap: 32px;
  margin: 32px 0;
}

.operation-stat {
  flex: 1;
  text-align: center;
  padding: 24px;
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.stat-label {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.stat-value-large {
  font-size: 48px;
  font-weight: 700;
  color: var(--primary);
}

/* 内容网格 */
.content-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.content-card {
  background: white;
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  position: relative;
}

.content-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow);
}

.content-icon {
  position: absolute;
  top: 32px;
  left: 32px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px; /* 图标小一点 */
  border-radius: 0;
  background: rgba(15, 23, 42, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.22);
}

.content-card h3 {
  font-size: 20px;
  margin-top: 0;
  margin-bottom: 12px;
  color: var(--text);
  padding-left: 40px; /* 与图标同一行 */
  line-height: 28px;
}

/* Lite 版：交付成果举例 - 标题居中，下方左右两列 */
.lite-outcomes-scenarios-row .lite-outcomes-section-header {
  text-align: center;
  margin-bottom: 24px;
}
.lite-outcomes-scenarios-row .lite-outcomes-section-header .section-title {
  margin-bottom: 8px;
}
.lite-outcomes-scenarios-row .lite-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}
.lite-outcomes-scenarios-row .lite-two-col__item {
  min-width: 0;
}
/* 左列：表格 + 价值要点上下堆叠 */
.lite-outcomes-scenarios-row .lite-outcomes-value-highlights {
  margin-top: 24px;
  max-width: 100%;
}
/* 右列：配图占位 */
.lite-outcomes-scenarios-row .lite-outcomes-visual--placeholder {
  min-height: 320px;
  background: rgba(22, 119, 255, 0.06);
  border: 2px dashed rgba(22, 119, 255, 0.3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lite-outcomes-scenarios-row .lite-outcomes-placeholder-label {
  font-size: 14px;
  color: rgba(22, 119, 255, 0.6);
  font-weight: 500;
}
.lite-outcomes-scenarios-row .lite-scenarios-grid {
  grid-template-columns: repeat(2, 1fr);
}
@media (max-width: 992px) {
  .lite-outcomes-scenarios-row .lite-two-col {
    grid-template-columns: 1fr;
  }
  .lite-outcomes-scenarios-row .lite-outcomes-visual--placeholder {
    min-height: 240px;
  }
  .lite-outcomes-scenarios-row .lite-scenarios-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 576px) {
  .lite-outcomes-scenarios-row .lite-scenarios-grid {
    grid-template-columns: 1fr;
  }
}

/* Lite 版核心模块：左表右占位图 */
.lite-modules-row .lite-modules-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}
.lite-modules-row .lite-modules-content {
  min-width: 0;
}
.lite-modules-row .lite-modules-visual--placeholder {
  min-height: 280px;
  background: rgba(22, 119, 255, 0.06);
  border: 2px dashed rgba(22, 119, 255, 0.3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lite-modules-row .lite-modules-placeholder-label {
  font-size: 14px;
  color: rgba(22, 119, 255, 0.6);
  font-weight: 500;
}
@media (max-width: 992px) {
  .lite-modules-row .lite-modules-layout {
    grid-template-columns: 1fr;
  }
  .lite-modules-row .lite-modules-visual--placeholder {
    min-height: 200px;
  }
}

/* ========== 落地场景与步骤（Lite 合并版块，独立样式） ========== */
.lite-landing-section {
  background: linear-gradient(180deg, #f8fafc 0%, #fff 100%);
  padding-top: 48px;
  padding-bottom: 56px;
}
.lite-landing-header {
  text-align: center;
  margin-bottom: 40px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.lite-landing-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text, #0f172a);
  margin: 0 0 12px 0;
  letter-spacing: -0.02em;
}
.lite-landing-subtitle {
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-muted, #64748b);
  margin: 0;
}
.lite-landing-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: stretch;
  max-width: 1100px;
  margin: 0 auto;
}
.lite-landing-steps {
  margin-left: 8px;
}
.lite-landing-left {
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-width: 0;
}
.lite-landing-visual {
  min-width: 0;
  flex: 1;
  min-height: 0;
}
.lite-landing-scenarios {
  min-width: 0;
  flex-shrink: 0;
}
.lite-landing-visual--placeholder {
  height: 100%;
  min-height: 60px;
  background: rgba(22, 119, 255, 0.06);
  border: 2px dashed rgba(22, 119, 255, 0.3);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lite-landing-placeholder-label {
  font-size: 14px;
  color: rgba(22, 119, 255, 0.6);
  font-weight: 500;
}
.lite-landing-block-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--primary, #1677ff);
  margin: 0 0 16px 0;
}
.lite-landing-step-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.lite-landing-step {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: #fff;
  border-radius: 10px;
  margin-bottom: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  border-left: 3px solid var(--primary, #1677ff);
}
.lite-landing-step:last-child {
  margin-bottom: 0;
}
.lite-landing-step-label {
  flex-shrink: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--primary, #1677ff);
}
.lite-landing-step-text {
  font-size: 15px;
  color: var(--text, #0f172a);
  line-height: 1.4;
}
.lite-landing-scenario-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.lite-landing-scenario-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 18px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  border: 1px solid rgba(22, 119, 255, 0.12);
  transition: box-shadow 0.2s, border-color 0.2s;
}
.lite-landing-scenario-card:hover {
  box-shadow: 0 4px 12px rgba(22, 119, 255, 0.12);
  border-color: rgba(22, 119, 255, 0.25);
}
.lite-landing-scenario-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--primary, #1677ff);
  background: rgba(22, 119, 255, 0.08);
  border-radius: 8px;
}
.lite-landing-scenario-label {
  font-size: 15px;
  font-weight: 500;
  color: var(--text, #0f172a);
  line-height: 1.35;
}
@media (max-width: 992px) {
  .lite-landing-body {
    grid-template-columns: 1fr;
    align-items: stretch;
    gap: 32px;
  }
  .lite-landing-visual--placeholder {
    min-height: 200px;
  }
}
@media (max-width: 576px) {
  .lite-landing-section {
    padding-top: 36px;
    padding-bottom: 44px;
  }
  .lite-landing-title {
    font-size: 24px;
  }
  .lite-landing-scenario-grid {
    grid-template-columns: 1fr;
  }
}

.content-card h4 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--primary);
  padding-left: 40px;
}

.content-card p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
  padding-left: 40px;
}

.content-card ul{
  padding-left: 56px; /* 列表再缩进一点，视觉更稳 */
}

/* 边界对比 */
.boundary-section {
  background: var(--bg-light);
}

.boundary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.boundary-title {
  font-size: 24px;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 3px solid;
}

.boundary-title.do {
  color: var(--success);
  border-color: var(--success);
}

.boundary-title.dont {
  color: var(--text-muted);
  border-color: var(--border);
}

.boundary-item {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
  padding: 24px;
  background: white;
  border-radius: var(--radius-sm);
}

.boundary-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0;
  font-size: 18px;
  font-weight: 700;
  flex-shrink: 0;
}

.boundary-item .boundary-icon {
  background: rgba(22, 163, 74, 0.1);
  color: var(--success);
}

.boundary-column:last-child .boundary-item .boundary-icon {
  background: rgba(127, 29, 29, 0.1);
  color: #7f1d1d;
}

.boundary-item h4 {
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--text);
}

.boundary-item p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
}

/* 核心能力解读（Lite）：左两栏内容 + 右侧占位图 */
.lite-capabilities-row .lite-capabilities-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: start;
}
.lite-capabilities-row .lite-capabilities-content {
  min-width: 0;
}
.lite-capabilities-row .lite-capabilities-visual--placeholder {
  min-height: 280px;
  background: rgba(22, 119, 255, 0.06);
  border: 2px dashed rgba(22, 119, 255, 0.3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lite-capabilities-row .lite-capabilities-placeholder-label {
  font-size: 14px;
  color: rgba(22, 119, 255, 0.6);
  font-weight: 500;
}
@media (max-width: 992px) {
  .lite-capabilities-row .lite-capabilities-layout {
    grid-template-columns: 1fr;
  }
  .lite-capabilities-row .lite-capabilities-visual--placeholder {
    min-height: 200px;
  }
}

/* 核心能力解读（Lite）：紧凑布局 */
#lite-capabilities .section-header {
  margin-bottom: 12px;
}
#lite-capabilities .section-title {
  margin-bottom: 8px;
}
#lite-modules .section-header {
  margin-bottom: 12px;
}
#lite-capabilities .boundary-grid {
  gap: 28px;
}
#lite-capabilities .boundary-title {
  font-size: 20px;
  margin-bottom: 14px;
  padding-bottom: 8px;
}
#lite-capabilities .boundary-item {
  margin-bottom: 10px;
  padding: 12px 16px;
}
#lite-capabilities .boundary-item:last-of-type {
  margin-bottom: 0;
}
#lite-capabilities .boundary-item p {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
}
#lite-capabilities .boundary-icon {
  width: 26px;
  height: 26px;
  font-size: 14px;
}
#lite-capabilities .boundary-column > p {
  margin-top: 8px;
  margin-bottom: 0;
}

/* 架构图 */
.architecture-section {
  background: white;
}

.architecture-diagram {
  margin-bottom: 64px;
}

.architecture-layers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.layer-card {
  background: var(--bg-light);
  padding: 32px;
  border-radius: var(--radius);
  border-top: 4px solid var(--primary);
  text-align: center;
}

.layer-number {
  display: inline-block;
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: white;
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 16px;
}

.layer-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: var(--text);
}

.layer-card p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
}

/* 版本时间线 */
.versions-section {
  background: var(--bg-light);
}

.versions-timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.version-card {
  background: white;
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  position: relative;
  transition: all 0.3s;
}

.version-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow);
}

.version-badge {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 0;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
}

.version-badge.lite {
  background: rgba(34, 211, 238, 0.12);
  color: #0891b2;
}

.version-badge.pro {
  background: rgba(22, 119, 255, 0.12);
  color: var(--primary);
}

.version-badge.enterprise {
  background: rgba(139, 92, 246, 0.1);
  color: #8b5cf6;
}

.version-card h3 {
  font-size: 24px;
  margin-bottom: 12px;
  color: var(--text);
}

.version-card p {
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.8;
}

.version-features {
  list-style: none;
  padding: 0;
}

.version-features li {
  padding: 8px 0 8px 18px;
  text-indent: -18px; /* 悬挂缩进：符号左移，换行与正文对齐 */
  color: var(--text);
  font-size: 15px;
  border-bottom: 1px solid var(--border);
}

/* CTA区域 */
.cta-section {
  background: var(--bg-light);
  color: var(--text);
  text-align: center;
}

.cta-content h2 {
  font-size: 36px;
  margin-bottom: 16px;
  color: var(--text);
}

.cta-content p {
  font-size: 18px;
  margin-bottom: 0;
  color: var(--text-muted);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cta-section .btn-primary {
  background: white;
  color: var(--primary);
}

.cta-section .btn-primary:hover {
  background: var(--bg-light);
}

/* 表格样式 */
.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: white;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.comparison-table th,
.comparison-table td {
  padding: 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.comparison-table th {
  background: var(--bg-light);
  font-weight: 600;
  color: var(--text);
}

.comparison-table td {
  color: var(--text-muted);
}

.comparison-table tr:hover {
  background: var(--bg-light);
}

/* 版本标签 */
.version-subtitle {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 16px;
  font-weight: 500;
}

.version-highlight {
  background: var(--bg-light);
  padding: 20px;
  border-radius: var(--radius-sm);
  margin: 24px 0;
}

.version-highlight h4 {
  font-size: 16px;
  margin-bottom: 8px;
  color: var(--text);
}

.version-highlight p {
  font-size: 15px;
  margin-bottom: 12px;
}

.version-scenario {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.version-scenario h4 {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.version-scenario p {
  font-size: 15px;
  color: var(--text);
  font-weight: 500;
}

.version-tag {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--primary);
  color: white;
  padding: 4px 12px;
  border-radius: 0;
  font-size: 12px;
  font-weight: 600;
}

/* 对比表格区域 */
.comparison-section {
  background: var(--bg-light);
}

/* 解决方案网格 */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.solution-card {
  background: white;
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  position: relative;
}

.solution-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow);
}

.solution-icon {
  position: absolute;
  top: 32px;
  left: 32px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  border-radius: 0;
  background: rgba(15, 23, 42, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.22);
}

.solution-card h3 {
  font-size: 20px;
  margin-top: 0;
  margin-bottom: 8px;
  color: var(--text);
  padding-left: 40px;
  line-height: 28px;
}

.solution-card h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--primary);
  padding-left: 40px;
}

.solution-card p {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 15px;
  line-height: 1.8;
  padding-left: 40px;
}

.solution-features {
  list-style: none;
  padding: 0;
  text-align: left;
  padding-left: 40px;
}

.solution-features li {
  padding: 8px 0 8px 18px;
  text-indent: -18px; /* 悬挂缩进：•/✓ 左移，文字同列对齐 */
  color: var(--text-muted);
  font-size: 14px;
}

/* 典型场景 */
.scenarios-section {
  background: var(--bg-light);
}

.scenarios-list {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.scenario-card {
  background: white;
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.scenario-header {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--border);
  align-items: flex-start;
}

.scenario-icon {
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  border-radius: 0;
  background: rgba(15, 23, 42, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.22);
  flex-shrink: 0;
}

.scenario-header h3 {
  font-size: 20px;
  margin-bottom: 4px;
  color: var(--text);
}

.scenario-type {
  font-size: 14px;
  color: var(--text-muted);
}

.scenario-content {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 24px;
  align-items: center;
}

.scenario-before,
.scenario-after {
  padding: 20px;
  border-radius: var(--radius-sm);
}

.scenario-before {
  background: rgba(127, 29, 29, 0.05);
  border-left: 4px solid #7f1d1d;
}

.scenario-after {
  background: rgba(22, 163, 74, 0.05);
  border-left: 4px solid var(--success);
}

.scenario-before h4,
.scenario-after h4 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
}

.scenario-before h4 {
  color: #7f1d1d;
}

.scenario-after h4 {
  color: var(--success);
}

.scenario-before p,
.scenario-after p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
}

.scenario-arrow {
  font-size: 32px;
  color: var(--primary);
  font-weight: 700;
}

/* 实施步骤 */
.implementation-section {
  background: white;
}

.implementation-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step-card {
  background: var(--bg-light);
  padding: 32px;
  border-radius: var(--radius);
  text-align: center;
  position: relative;
}

.step-number {
  display: inline-block;
  width: 48px;
  height: 48px;
  background: var(--primary);
  color: white;
  border-radius: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  margin: 0 auto 16px;
}

.step-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: var(--text);
}

.step-card p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
}

/* 响应式 */
@media (max-width: 1024px) {
  .content-grid,
  .boundary-grid,
  .architecture-layers,
  .versions-timeline,
  .solutions-grid,
  .implementation-steps {
    grid-template-columns: 1fr;
  }

  .operations-preview-content {
    grid-template-columns: 1fr;
  }

  .scenario-content {
    grid-template-columns: 1fr;
  }

  .scenario-arrow {
    transform: rotate(90deg);
  }
}

/* 合规页面样式 */
.concerns-section {
  background: var(--bg-light);
}

.concerns-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.concern-card {
  background: white;
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.concern-card h3 {
  font-size: 20px;
  margin-bottom: 8px;
  color: var(--text);
}

.concern-card h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--primary);
}

.concern-card p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
}

.risks-section {
  background: white;
}

.risks-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.risk-card {
  background: rgba(127, 29, 29, 0.05);
  padding: 32px;
  border-radius: var(--radius);
  border-left: 4px solid #7f1d1d;
}

.risk-number {
  display: inline-block;
  padding: 4px 12px;
  background: #7f1d1d;
  color: white;
  border-radius: 0;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 16px;
}

.risk-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
  color: var(--text);
}

.risk-card p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
}

.authenticity-section {
  background: var(--bg-light);
}

.authenticity-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.authenticity-text {
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
}

.authenticity-text .note {
  margin-top: 16px;
  font-size: 14px;
  color: var(--text-muted);
  font-style: italic;
}

.process-section {
  background: white;
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.process-card {
  background: var(--bg-light);
  padding: 32px;
  border-radius: var(--radius);
  text-align: left;
  position: relative;
}

.process-icon {
  position: absolute;
  top: 32px;
  left: 32px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  border-radius: 0;
  background: rgba(15, 23, 42, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.22);
}

.process-card h3 {
  font-size: 20px;
  margin-top: 0;
  margin-bottom: 8px;
  color: var(--text);
  padding-left: 40px;
  line-height: 28px;
}

.process-card h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--primary);
  padding-left: 40px;
}

.process-card p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
  padding-left: 40px;
}

/* 关于我们页面 */
.about-content {
  max-width: 900px;
  margin: 0 auto;
}

.about-text {
  font-size: 18px;
  line-height: 1.8;
  color: var(--text);
  margin-bottom: 24px;
}

.beliefs-section {
  margin-top: 64px;
}

.beliefs-section h3 {
  font-size: 28px;
  margin-bottom: 32px;
  text-align: center;
  color: var(--text);
}

.beliefs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.belief-card {
  background: white;
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  text-align: left;
  position: relative;
}

.belief-icon {
  position: absolute;
  top: 32px;
  left: 32px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  border-radius: 0;
  background: rgba(15, 23, 42, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.22);
}

.belief-card h4 {
  font-size: 20px;
  margin-top: 0;
  margin-bottom: 12px;
  color: var(--text);
  padding-left: 40px;
  line-height: 28px;
}

.belief-card p {
  color: var(--text-muted);
  font-size: 15px;
  padding-left: 40px;
}

.delivery-section {
  background: var(--bg-light);
}

.trust-section {
  background: white;
}

.contact-preview-section {
  background: var(--bg-light);
}

.contact-preview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.contact-preview-card {
  background: white;
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  text-align: left;
  position: relative;
}

.contact-preview-icon {
  position: absolute;
  top: 32px;
  left: 32px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  border-radius: 0;
  background: rgba(15, 23, 42, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.22);
}

.contact-preview-card h3 {
  font-size: 20px;
  margin-top: 0;
  margin-bottom: 8px;
  color: var(--text);
  padding-left: 40px;
  line-height: 28px;
}

.contact-preview-card p {
  color: var(--text-muted);
  font-size: 15px;
  padding-left: 40px;
}

/* 联系我们页面 */
.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 64px;
}

.contact-info-card {
  background: white;
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  text-align: left;
  position: relative;
}

.contact-info-icon {
  position: absolute;
  top: 32px;
  left: 32px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  border-radius: 0;
  background: rgba(15, 23, 42, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.22);
}

.contact-info-card h3 {
  font-size: 20px;
  margin-top: 0;
  margin-bottom: 8px;
  color: var(--text);
  padding-left: 40px;
  line-height: 28px;
}

.contact-info-card h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--primary);
  padding-left: 40px;
}

.contact-info-card p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 8px;
  padding-left: 40px;
}

.contact-email,
.contact-address {
  font-size: 16px;
  font-weight: 600;
  color: var(--primary);
  margin-top: 16px;
  padding-left: 40px;
}

.contact-form-section {
  background: var(--bg-light);
}

.contact-form-wrapper {
  max-width: 800px;
  margin: 0 auto;
  background: white;
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-family: inherit;
  transition: border-color 0.2s;
}

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

.form-group textarea {
  resize: vertical;
}

/* 能力标签页 */
.capabilities-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.capabilities-content {
  min-height: 400px;
}

.capability-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.capability-info h3 {
  font-size: 28px;
  margin-bottom: 16px;
  color: var(--text);
}

.capability-info p {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.8;
}

.capability-features {
  list-style: none;
  padding: 0;
}

.capability-features li {
  padding: 12px 0 12px 18px;
  text-indent: -18px; /* 悬挂缩进 */
  font-size: 16px;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}

.capability-image {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 48px;
  text-align: center;
}

.advantages-section {
  background: var(--bg-light);
}

@media (max-width: 768px) {
  .form-row {
    grid-template-columns: 1fr;
  }

  .concerns-grid,
  .risks-grid,
  .process-timeline,
  .beliefs-grid,
  .contact-preview-grid,
  .contact-info-grid {
    grid-template-columns: 1fr;
  }

  .authenticity-content {
    grid-template-columns: 1fr;
  }

  .capability-detail {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .page-hero-title {
    font-size: 28px;
  }

  .page-hero-title-tagline {
    font-size: 16px;
    white-space: normal;
  }

  .page-hero-actions {
    flex-direction: column;
  }

  .page-hero-layout{
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .page-hero-visual{
    justify-content: flex-start;
  }

  .page-hero-highlights{
    grid-template-columns: 1fr;
  }

  .operations-stats {
    flex-direction: column;
  }
}

/* ========== 产品概览页区块（与 commercial 同结构，保证样式一致） ========== */
.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.pain-points-section { background: white; }
.pain-points-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.pain-point-card {
  background: var(--bg-light);
  padding: 32px;
  border-radius: var(--radius);
  border-left: 4px solid var(--primary);
  transition: all 0.3s;
}
.pain-point-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
  background: white;
}
.pain-point-number {
  display: inline-block;
  padding: 4px 12px;
  background: var(--primary);
  color: white;
  border-radius: 0;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 16px;
}
.pain-point-card h3 { font-size: 20px; margin-bottom: 12px; color: var(--text); }
.pain-point-card p { color: var(--text-muted); font-size: 15px; line-height: 1.8; }

.operations-center-section { background: linear-gradient(135deg, var(--bg-light) 0%, white 100%); }
.operations-center-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.operations-stats { display: flex; gap: 32px; margin: 32px 0; }
.operation-stat {
  flex: 1;
  text-align: center;
  padding: 24px;
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.stat-value-large { font-size: 48px; font-weight: 700; color: var(--primary); }
.operations-features { list-style: none; padding: 0; margin-top: 24px; }
.operations-features li {
  padding: 12px 0 12px 18px;
  text-indent: -18px;
  font-size: 16px;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}
.operations-image {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 48px;
  text-align: center;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.value-section {
  background:
    radial-gradient(900px 520px at 18% 20%, rgba(22, 119, 255, 0.10), transparent 62%),
    radial-gradient(800px 520px at 86% 30%, rgba(34, 211, 238, 0.08), transparent 62%),
    var(--bg-light);
}
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.value-card {
  background: white;
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
  position: relative;
}
.value-card:hover { transform: translateY(-8px); box-shadow: var(--shadow); }
.value-icon {
  position: absolute;
  top: 32px;
  left: 32px;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  border-radius: 0;
  background: rgba(15, 23, 42, 0.06);
  border: 1px solid rgba(148, 163, 184, 0.22);
}
.value-card h3 { font-size: 24px; margin-top: 0; margin-bottom: 12px; color: var(--text); padding-left: 40px; line-height: 28px; }
.value-card p { color: var(--text-muted); margin-bottom: 16px; line-height: 1.8; padding-left: 40px; }
.value-features { list-style: none; padding: 0; padding-left: 40px; }
.value-features li { padding: 8px 0 8px 18px; text-indent: -18px; color: var(--text-muted); font-size: 14px; }

.features-section { background: white; }
.features-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.tab-btn {
  padding: 12px 24px;
  background: var(--bg-light);
  border: none;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--text-muted);
}
.tab-btn:hover { background: var(--border); }
.tab-btn.active { background: var(--primary); color: white; }
.features-content { min-height: 400px; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.feature-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.feature-info h3 { font-size: 28px; margin-bottom: 16px; color: var(--text); }
.feature-info p { font-size: 16px; color: var(--text-muted); margin-bottom: 24px; line-height: 1.8; }
.feature-list { list-style: none; padding: 0; }
.feature-list li {
  padding: 12px 0 12px 18px;
  text-indent: -18px;
  font-size: 16px;
  color: var(--text);
  border-bottom: 1px solid var(--border);
}
.feature-image {
  background: var(--bg-light);
  border-radius: var(--radius);
  padding: 48px;
  text-align: center;
}
.placeholder-image { color: var(--text-light); font-size: 18px; }

.landing-path { margin-top: 60px; padding: 40px; background: #f8f9fa; border-radius: 0; }
.landing-path h3 { text-align: center; margin-bottom: 30px; font-size: 24px; color: #1a1a1a; }
.landing-path-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; max-width: 1000px; margin: 0 auto; }
.landing-path-step { text-align: center; }
.landing-path-step .step-num { width: 60px; height: 60px; background: #2563eb; color: white; border-radius: 0; display: flex; align-items: center; justify-content: center; font-size: 28px; font-weight: bold; margin: 0 auto 20px; }
.landing-path-step h4 { font-size: 18px; margin-bottom: 10px; color: #1a1a1a; }
.landing-path-step p { color: #666; line-height: 1.6; }

@media (max-width: 1024px) {
  .pain-points-grid,
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-detail,
  .operations-center-content { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .pain-points-grid,
  .value-grid { grid-template-columns: 1fr; }
  .landing-path-grid { grid-template-columns: 1fr; }
}

/* ========== MOM 概览升级版：核心能力 / 版本分层 / 行业场景 / 实施路径 / 交付 / CTA ========== */
.core-capabilities-section { background: white; }
.capability-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
  align-items: stretch;
}
.capability-card {
  background: #fff;
  padding: 26px 22px 22px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  border-radius: 16px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 28px rgba(2, 6, 23, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.capability-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: linear-gradient(180deg, rgba(22, 119, 255, 1) 0%, rgba(34, 211, 238, 0.9) 100%);
}
.capability-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: rgba(22, 119, 255, 0.25);
}
.capability-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--primary-dark);
  background: rgba(22, 119, 255, 0.10);
  border: 1px solid rgba(22, 119, 255, 0.18);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.capability-card h3 { font-size: 18px; margin-bottom: 10px; color: var(--text); letter-spacing: 0.2px; }
.capability-card p { font-size: 15px; color: var(--text-muted); line-height: 1.7; margin: 0; }

/* 企业运营驾驶舱：交付四宫格（更易扫读的要点列表） */
.capability-grid--deliverables{
  gap: 18px;
}
.capability-card--deliverable h3{
  margin-bottom: 12px;
}
.deliverable-points{
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}
.deliverable-points li{
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.65;
}
.deliverable-points li::before{
  content: '';
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(22, 119, 255, 1) 0%, rgba(34, 211, 238, 0.95) 100%);
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.10);
}

.version-tiers-section { background: linear-gradient(180deg, var(--bg-light) 0%, white 100%); }
.version-tiers-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  align-items: center;
}
.version-tiers-content .section-header { margin-bottom: 24px; }
.version-tiers-visual--placeholder {
  min-height: 200px;
  background: rgba(22, 119, 255, 0.06);
  border: 2px dashed rgba(22, 119, 255, 0.3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.version-tiers-placeholder-label {
  font-size: 14px;
  color: rgba(22, 119, 255, 0.5);
}
.version-tiers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.version-tier-card {
  background: white;
  padding: 32px 28px;
  border: 1px solid var(--border);
  transition: box-shadow 0.2s;
}
.version-tier-card:hover { box-shadow: var(--shadow-sm); }
.version-tier-card h3 { font-size: 22px; margin-bottom: 12px; color: var(--text); }
.version-tier-target { font-size: 14px; color: var(--primary); font-weight: 600; margin-bottom: 8px; }
.version-tier-desc { font-size: 15px; color: var(--text-muted); margin-bottom: 8px; line-height: 1.6; }
.version-tier-time,
.version-tier-extra { font-size: 14px; color: var(--text-light); }

.industry-scenarios-section { background: white; }
.scenario-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.scenario-card {
  background: var(--bg-light);
  padding: 28px 24px;
  border: 1px solid var(--border);
}
.scenario-card h3 { font-size: 20px; margin-bottom: 16px; color: var(--text); }
.scenario-card ul { margin: 0 0 16px 0; padding-left: 20px; color: var(--text-muted); font-size: 15px; line-height: 1.8; }
.scenario-solution { font-size: 14px; color: var(--text); margin: 0; padding-top: 12px; border-top: 1px solid var(--border); }

.implementation-path-section { background: var(--bg-light); }
.implementation-path-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: center;
}
.implementation-path-visual--placeholder {
  min-height: 200px;
  background: rgba(22, 119, 255, 0.06);
  border: 2px dashed rgba(22, 119, 255, 0.3);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.implementation-path-content .section-header { margin-bottom: 20px; }

.path-steps {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: center;
  gap: 12px 20px;
  max-width: 100%;
  margin: 0 auto;
}
.path-step {
  background: white;
  padding: 20px 28px;
  border: 1px solid var(--border);
  text-align: center;
  min-width: 160px;
}
.path-step-title { display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 4px; }
.path-step-desc { font-size: 16px; font-weight: 600; color: var(--text); }
.path-step-note { font-size: 13px; color: var(--text-muted); margin: 8px 0 0 0; line-height: 1.4; }
.path-arrow { color: var(--primary); font-size: 24px; }

.delivery-cta-section { background: white; }
.delivery-cta-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: start;
}
.delivery-cta-col {
  padding: 0 16px;
}
.delivery-cta-grid .delivery-col {
  padding-left: 0;
}
.delivery-cta-section .cta-col {
  display: inline-flex;
  flex-direction: column;
  align-items: flex-start;
  margin-left: auto;
  min-width: 260px;
  text-align: left;
}
.delivery-cta-col .section-title {
  margin-bottom: 12px;
  text-align: left;
}
.delivery-cta-lead {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 24px;
  line-height: 1.6;
  text-align: left;
}
.delivery-cta-section .cta-col .delivery-cta-lead {
  white-space: nowrap;
}
.delivery-cta-section .product-cta-actions {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  gap: 14px;
  justify-content: flex-start;
}
.delivery-list,
.delivery-cta-points {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 16px;
  color: var(--text);
  line-height: 2.2;
  text-align: left;
}
/* 适用企业等列表：两排（每排 2 条），右列略宽使「…希望做预防性维保的企业」一行显示 */
.delivery-cta-section .delivery-list {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 8px 24px;
}
.delivery-list li,
.delivery-cta-points li {
  padding-left: 28px;
  position: relative;
}
.delivery-list li::before,
.delivery-cta-points li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

@media (max-width: 1024px) {
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .version-tiers-layout { grid-template-columns: 1fr; gap: 24px; }
  .version-tiers-visual--placeholder { min-height: 160px; }
  .version-tiers-grid { grid-template-columns: 1fr; }
  .scenario-list { grid-template-columns: 1fr; }
  .implementation-path-layout { grid-template-columns: 1fr; gap: 24px; }
  .implementation-path-visual--placeholder { min-height: 160px; }
  .path-steps { flex-wrap: wrap; justify-content: center; }
  .path-arrow { transform: rotate(90deg); }
  .delivery-cta-grid { grid-template-columns: 1fr; }
  .delivery-cta-section .delivery-list { grid-template-columns: 1fr; }
  .delivery-cta-section .cta-col .delivery-cta-lead { white-space: normal; }
  .delivery-cta-section .product-cta-actions { flex-direction: column; }
  .delivery-cta-section .product-cta-btn { width: 100%; }
}
@media (max-width: 768px) {
  .capability-grid { grid-template-columns: 1fr; }
}

/* ========== MOM 产品架构页：6 宫格矩阵 + 技术能力支撑 ========== */
.mom-matrix-section { background: white; }
.mom-matrix-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.mom-matrix-card {
  display: block;
  background: white;
  padding: 28px 24px;
  border: 1px solid var(--border);
  transition: box-shadow 0.2s;
  color: inherit;
  text-decoration: none;
}
.mom-matrix-card:hover { box-shadow: var(--shadow-sm); }
.mom-matrix-card--main {
  border: 2px solid var(--primary);
  background: linear-gradient(180deg, rgba(22, 119, 255, 0.06) 0%, white 24px);
}
.mom-matrix-card--ai { background: linear-gradient(180deg, rgba(22, 119, 255, 0.04) 0%, white 24px); }
.mom-matrix-card__badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: white;
  background: var(--primary);
  padding: 2px 10px;
  margin-bottom: 12px;
}
.mom-matrix-card__badge--highlight { background: var(--primary-light); color: var(--text); }
.mom-matrix-card__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}
.mom-matrix-card__subtitle {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 14px;
  line-height: 1.5;
}
.mom-matrix-card__list {
  list-style: none;
  padding: 0;
  margin: 0 0 8px 0;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.9;
}
.mom-matrix-card__list li {
  padding-left: 14px;
  position: relative;
}
.mom-matrix-card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 4px;
  height: 4px;
  background: var(--text-light);
}
.mom-matrix-card__list--cols2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 16px;
}
.mom-matrix-card__tagline {
  font-size: 13px;
  color: var(--text-muted);
  margin: 8px 0 0 0;
}
.mom-matrix-tech {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.mom-matrix-tech__title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 14px;
}
.mom-matrix-tech__list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 12px;
  color: var(--text-muted);
  line-height: 2.2;
}
@media (max-width: 1024px) {
  .mom-matrix-grid { grid-template-columns: repeat(2, 1fr); }
  .mom-matrix-card__list--cols2 { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .mom-matrix-grid { grid-template-columns: 1fr; }
}

/* ========== 产品线完整成稿页（智能生产执行等工业级单页）- 现代商业化设计 ========== */
.art21-product-line .page-hero {
  padding: 120px 0 72px;
  background:
    radial-gradient(1100px 700px at 20% 10%, rgba(22, 119, 255, 0.15), transparent 65%),
    radial-gradient(900px 600px at 85% 15%, rgba(34, 211, 238, 0.12), transparent 60%),
    radial-gradient(800px 650px at 50% 95%, rgba(99, 102, 241, 0.08), transparent 65%),
    linear-gradient(180deg, #ffffff 0%, #f8faff 50%, #ffffff 100%);
}
.art21-product-line .page-hero-title { font-size: 42px; letter-spacing: -0.02em; }
.art21-product-line .page-hero-subtitle { font-size: 18px; margin: 8px 0 12px; }
.art21-product-line .page-hero-description { font-size: 16px; line-height: 1.7; }

/* AI核心能力标签 */
.ai-core-tags {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  flex-wrap: wrap;
}
.ai-core-tag {
  display: inline-block;
  padding: 10px 24px;
  font-size: 15px;
  font-weight: 700;
  color: white;
  background: linear-gradient(135deg, var(--primary) 0%, #0066cc 100%);
  border: none;
  box-shadow: 0 3px 12px rgba(22, 119, 255, 0.25);
  transition: all 0.3s ease;
  cursor: default;
}
.ai-core-tag:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(22, 119, 255, 0.35);
}

.art21-product-line .section.product-section { padding: 64px 0; }
.product-section { background: white; position: relative; }
.product-section--light {
  background: linear-gradient(180deg, rgba(22, 119, 255, 0.05) 0%, rgba(246, 248, 252, 1) 30%, #fff 100%);
}
.product-section .section-title {
  font-size: 24px;
  margin-bottom: 20px;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: -0.01em;
}
.product-section .section-lead {
  font-size: 16px;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 18px;
  max-width: 860px;
}
.product-section .section-lead--end {
  margin-top: 20px;
  margin-bottom: 0;
  font-weight: 500;
}
.product-section .delivery-cta-points {
  margin-bottom: 0;
  line-height: 2;
  max-width: 800px;
}
.product-section .delivery-cta-points li {
  margin-bottom: 4px;
  font-size: 15px;
}

/* AI 页：一句式标语 - 视觉增强 */
.product-ai-tagline {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.6;
  margin: 20px 0 0 0;
  padding: 16px 20px;
  background: linear-gradient(90deg, rgba(22, 119, 255, 0.08) 0%, transparent 100%);
  border-left: 4px solid var(--primary);
  max-width: 680px;
}

/* 关键定位强调块（工业 AI 价值主张）- 视觉增强 */
.product-positioning-section {
  background: linear-gradient(180deg, rgba(22, 119, 255, 0.06) 0%, rgba(246, 248, 252, 1) 50%, #fff 100%);
}
.product-positioning-box {
  max-width: 760px;
  margin-top: 16px;
  padding: 24px 28px;
  background: linear-gradient(120deg, rgba(22, 119, 255, 0.08) 0%, rgba(255, 255, 255, 0.95) 20%);
  border: 2px solid var(--primary);
  border-left-width: 6px;
  box-shadow: 0 4px 16px rgba(22, 119, 255, 0.15);
  position: relative;
}
.product-positioning-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background: linear-gradient(180deg, var(--primary) 0%, var(--primary-dark) 100%);
}
.product-positioning-avoid {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0 0 12px 0;
  line-height: 1.6;
}
.product-positioning-focus {
  font-size: 15px;
  color: var(--text);
  margin: 0;
  line-height: 1.7;
  font-weight: 500;
}
.product-positioning-focus strong {
  color: var(--primary);
  font-weight: 700;
}

/* 典型成果表现 - 指标卡片（视觉增强） */
.product-outcome-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  margin: 32px 0 16px 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.product-outcome-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.product-outcome-metric {
  background: linear-gradient(135deg, rgba(22, 119, 255, 0.1) 0%, rgba(22, 119, 255, 0.04) 100%);
  padding: 24px 18px;
  border: 1px solid rgba(22, 119, 255, 0.25);
  border-left: 4px solid var(--primary);
  text-align: center;
  transition: transform 0.2s, box-shadow 0.2s;
}
.product-outcome-metric:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(22, 119, 255, 0.18);
}
.product-outcome-metric__value {
  display: block;
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}
.product-outcome-metric__label {
  font-size: 13px;
  color: var(--text);
  line-height: 1.4;
  font-weight: 500;
}

/* 核心能力矩阵 - 横排四列（视觉增强） */
.product-capability-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 12px;
}
.product-capability-grid--5 {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}
.product-capability-block {
  margin-bottom: 0;
  padding: 24px 20px;
  background: linear-gradient(180deg, #ffffff 0%, rgba(246, 248, 252, 0.8) 100%);
  border: 1px solid rgba(22, 119, 255, 0.2);
  border-left: 4px solid var(--primary);
  display: flex;
  flex-direction: column;
  box-shadow: 0 3px 12px rgba(22, 119, 255, 0.08);
  transition: transform 0.2s, box-shadow 0.2s;
}
.product-capability-block:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(22, 119, 255, 0.16);
}
.product-capability-block:last-child { margin-bottom: 0; }
.product-capability-block__title {
  font-size: 17px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  letter-spacing: -0.01em;
}
.product-capability-block__num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-size: 15px;
  font-weight: 700;
  color: white;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  box-shadow: 0 2px 6px rgba(22, 119, 255, 0.3);
}
.product-capability-block .delivery-cta-points {
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.9;
}
.product-capability-block__summary {
  font-size: 14px;
  color: var(--text-muted);
  font-style: italic;
  margin: 0;
  margin-top: auto;
  padding-top: 10px;
  line-height: 1.55;
  font-weight: 500;
}

/* 实施路径 - 三阶段（视觉增强） */
.product-path-steps {
  margin: 24px 0 16px 0;
}
.product-path-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24px 20px;
  min-width: 170px;
  background: linear-gradient(180deg, #ffffff 0%, rgba(246, 248, 252, 0.9) 100%);
  border: 1px solid rgba(22, 119, 255, 0.22);
  border-top: 4px solid var(--primary);
  box-shadow: 0 3px 10px rgba(22, 119, 255, 0.08);
  transition: transform 0.2s, box-shadow 0.2s;
}
.product-path-step:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(22, 119, 255, 0.15);
}
.product-path-step-note {
  font-size: 13px;
  color: var(--text-muted);
  margin: 8px 0 0 0;
  line-height: 1.5;
}
.product-path-steps .path-step-title {
  color: var(--primary);
  font-weight: 700;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.product-path-steps .path-step-desc {
  color: var(--text);
  font-weight: 600;
  margin-top: 4px;
}
.product-path-steps .path-arrow {
  color: var(--primary);
  font-size: 28px;
  font-weight: 300;
}

/* 七、下一步 - CTA 按钮组（视觉增强） */
.product-cta-section {
  padding: 64px 0 88px;
  background:
    radial-gradient(900px 500px at 50% 0%, rgba(22, 119, 255, 0.12), transparent 70%),
    linear-gradient(180deg, rgba(22, 119, 255, 0.06) 0%, #ffffff 100%);
  border-top: 2px solid rgba(22, 119, 255, 0.2);
  position: relative;
}
.product-cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--primary) 50%, transparent 100%);
  opacity: 0.6;
}
.product-cta-section .section-title { margin-bottom: 12px; }
.product-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 20px;
}
.product-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}
.product-cta-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
  opacity: 0;
  transition: opacity 0.25s;
}
.product-cta-btn:hover::before { opacity: 1; }
.product-cta-btn:hover { transform: translateY(-2px); }
.product-cta-btn--primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: white;
  border-color: var(--primary);
  box-shadow: 0 4px 16px rgba(22, 119, 255, 0.4);
}
.product-cta-btn--primary:hover {
  box-shadow: 0 8px 24px rgba(22, 119, 255, 0.5);
  color: white;
}
.product-cta-btn--secondary {
  background: white;
  color: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 2px 8px rgba(22, 119, 255, 0.1);
}
.product-cta-btn--secondary:hover {
  background: linear-gradient(135deg, rgba(22, 119, 255, 0.1) 0%, rgba(22, 119, 255, 0.05) 100%);
  color: var(--primary-dark);
  border-color: var(--primary-dark);
  box-shadow: 0 4px 14px rgba(22, 119, 255, 0.2);
}
@media (max-width: 1024px) {
  .product-outcome-metrics { grid-template-columns: repeat(2, 1fr); }
  .product-capability-grid,
  .product-capability-grid--5 { grid-template-columns: repeat(2, 1fr); }
  .product-path-steps { flex-wrap: wrap; justify-content: center; }
  .path-arrow { transform: rotate(90deg); }
}
@media (max-width: 768px) {
  .product-outcome-metrics { grid-template-columns: 1fr; }
  .product-capability-grid,
  .product-capability-grid--5 { grid-template-columns: 1fr; }
  .product-cta-actions { flex-direction: column; }
  .product-cta-btn { width: 100%; }
}
.page-hero-simple-image {
  width: 100%;
  height: auto;
  border-radius: 0;
  box-shadow: var(--shadow);
}

/* 首屏右侧图：桌面端允许向右“溢出”并放大 */
@media (min-width: 992px) {
  .page-hero-simple-image{
    transform: scale(1.18);
    transform-origin: right center;
    margin-right: -96px;
  }
}
@media (min-width: 1200px) {
  .page-hero-simple-image{
    transform: scale(1.25);
    margin-right: -132px;
  }
}
@media (max-width: 991px) {
  .page-hero-simple-image{
    transform: none;
    margin-right: 0;
  }
}

/* FAQ / Q&A（GEO：可抓取的问答对） */
.faq-section {
  padding: 56px 0 20px;
  background: #ffffff;
}
.faq-section .section-title {
  margin-bottom: 10px;
}
.faq-section .section-subtitle {
  margin: 0;
  color: rgba(15, 23, 42, 0.7);
}
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 18px;
}
details.faq-item {
  border: 1px solid rgba(15, 23, 42, 0.12);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(15, 23, 42, 0.06);
  overflow: hidden;
}
details.faq-item summary {
  cursor: pointer;
  padding: 14px 16px;
  font-weight: 700;
  line-height: 1.35;
  list-style: none;
  user-select: none;
}
details.faq-item summary::-webkit-details-marker {
  display: none;
}
details.faq-item summary::after {
  content: '+';
  float: right;
  color: rgba(15, 23, 42, 0.55);
  font-weight: 800;
}
details.faq-item[open] summary::after {
  content: '–';
}
details.faq-item .faq-answer {
  padding: 0 16px 14px;
  color: rgba(15, 23, 42, 0.82);
  line-height: 1.8;
}
details.faq-item .faq-answer p {
  margin: 0;
}