/* ========================================
   pages.css — 首页 / 品牌页 / 关于页 / 联系页专属样式
   ======================================== */

/* ========================================
   一、首页 Hero
   ======================================== */
.hero {
  position: relative;
  --hero-accent: #0066CC;
  background: linear-gradient(180deg, var(--bg-hero) 0%, var(--bg-blue) 100%);
  overflow: hidden;
}

/* 科技点阵（极淡，叠加在波浪背景上） */
.hero-grid-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--grid-dot);
  background-size: 26px 26px;
  pointer-events: none;
}

/* 波浪背景（浅蓝光斑风格） */
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 480' preserveAspectRatio='none'%3E%3Cpath d='M0 290 C 240 200 480 370 760 300 C 1040 230 1240 190 1440 250 L 1440 480 L 0 480 Z' fill='%23C9DEFB' fill-opacity='0.5'/%3E%3Cpath d='M0 355 C 300 275 560 415 840 355 C 1120 295 1300 295 1440 335 L 1440 480 L 0 480 Z' fill='%23B5D2F8' fill-opacity='0.45'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: 100% 100%;
  pointer-events: none;
}

/* 科技网格线（极淡，叠加于点阵之上，仅 Hero 顶部区域，无需新增 HTML） */
.hero-grid-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 102, 204, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 102, 204, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5) 0%, transparent 78%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5) 0%, transparent 78%);
  pointer-events: none;
}

/* 光晕 */
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
}

.hero-glow-1 {
  width: 560px;
  height: 560px;
  top: -220px;
  left: -120px;
  background: rgba(0, 102, 204, 0.28);
}

.hero-glow-2 {
  width: 480px;
  height: 480px;
  bottom: -200px;
  right: -100px;
  background: rgba(122, 108, 245, 0.22);
}

/* 首页 Hero 为浅色背景，光晕调淡为浅蓝 */
.hero .hero-glow-1 {
  background: rgba(0, 102, 204, 0.16);
}

.hero .hero-glow-2 {
  background: rgba(26, 127, 229, 0.12);
}

.hero-inner {
  position: relative;
  padding: 64px 16px 0;
  text-align: center;
}

@media (max-width: 768px) {
  .hero-inner {
    padding: 48px 16px 0;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.7;
  text-align: center;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  padding: 10px 24px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
  box-shadow: 0 8px 20px rgba(0, 102, 204, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.1) inset;
}

/* Hero 徽标脉冲指示点（科技实时感） */
.hero-badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #7CFFB2;
  box-shadow: 0 0 0 0 rgba(124, 255, 178, 0.6);
  animation: hero-pulse 2.2s infinite;
}

@keyframes hero-pulse {
  0% { box-shadow: 0 0 0 0 rgba(124, 255, 178, 0.55); }
  70% { box-shadow: 0 0 0 8px rgba(124, 255, 178, 0); }
  100% { box-shadow: 0 0 0 0 rgba(124, 255, 178, 0); }
}

@media (min-width: 768px) {
  .hero-badge {
    font-size: 16px;
    padding: 12px 30px;
  }
}

.hero-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--slate-900);
  line-height: 1.3;
  letter-spacing: -0.01em;
  max-width: 820px;
  margin: 0 auto;
}

/* 渐变文字由 base.css 的 .text-gradient 统一控制（品牌蓝→蓝紫） */

@media (min-width: 768px) {
  .hero-title {
    font-size: 38px;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 42px;
  }
}

.hero-subtitle {
  max-width: 640px;
  margin: 16px auto 0;
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.8;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 16px;
  }
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 36px;
}

/* 主按钮：蓝→蓝渐变（与 base 一致，hover 实色） */
.hero-actions .btn-primary:hover {
  box-shadow: 0 10px 26px rgba(0, 102, 204, 0.35);
}

/* 信任标签行 */
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 24px;
  margin: 24px 0 36px;     /* 上移一点:减小到hero-subtitle的间距,增加与下一节的视觉缓冲 */
}

.hero-trust-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-sub);
}

.hero-trust-item svg {
  color: var(--hero-accent);
  flex-shrink: 0;
}

/* 数据带 */
.hero-stats {
  position: relative;
  margin-top: 44px;
  border-top: 1px solid rgba(0, 102, 204, 0.12);
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(6px);
}

.hero-stats-inner {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px 0;
  padding: 24px 0;
}

@media (min-width: 768px) {
  .hero-stats-inner {
    grid-template-columns: repeat(4, 1fr);
  }
}

.hero-stat {
  text-align: center;
}

.hero-stat-value {
  font-size: 30px;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  line-height: 1.2;
}

@media (min-width: 768px) {
  .hero-stat-value {
    font-size: 36px;
  }
}

.hero-stat-value .unit {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-sub);
  margin-left: 4px;
}

.hero-stat-label {
  margin-top: 6px;
  font-size: 13px;
  color: var(--text-sub);
}

/* 通用 bf-grid：3 列布局（多云最佳实践等三卡场景） */
.bf-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .bf-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* bf-grid--4：4 个优势卡同行布局（CDN 优势等四卡场景） */
.bf-grid--4 { grid-template-columns: 1fr; }
@media (min-width: 640px) {
  .bf-grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .bf-grid--4 { grid-template-columns: repeat(4, 1fr); }
}
/* 4 卡布局：图标+标题强制同行（避免长标题(如"动态内容加速提升 75%")被挤到下一行） */
.bf-grid--4 .bf-card {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 12px;
  padding: 22px 20px;
  text-align: left;
}
.bf-grid--4 .bf-card .bf-icon {
  width: 52px;
  height: 52px;
  margin: 0;
  flex-shrink: 0;
  border-radius: 11px;
}
.bf-grid--4 .bf-card .bf-icon img,
.bf-grid--4 .bf-card .bf-icon svg {
  width: 42px;
  height: 42px;
}
.bf-grid--4 .bf-card .bf-title {
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--slate-900);
  margin-bottom: 0;
}
.bf-grid--4 .bf-card .bf-desc {
  flex-basis: 100%;
  margin-top: 6px;
  line-height: 1.6;
}

/* ========================================
   二、三大优势
   ======================================== */
.advantages-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  max-width: 1040px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .advantages-grid {
    grid-template-columns: repeat(3, minmax(0, 320px));
    justify-content: center;
  }
}

.advantages-card {
  text-align: left;
  height: 100%;
}

/* 编号列表式：图标 + 标题同行，去卡片框 */
.advantages-card {
  position: relative;
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 28px 8px 28px 8px;
}

/* 图标 + 标题同行（CSS Grid 双栏：图标列 + 内容列，4 行：图标标题 / 描述 / 特性 / CTA） */
.advantages-card {
  display: grid;
  grid-template-columns: auto 1fr;
  column-gap: 16px;
  row-gap: 14px;
  align-items: center;
}

.advantages-card .adv-icon {
  grid-column: 1;
  grid-row: 1;
  margin-bottom: 0;
}

.advantages-card .adv-title {
  grid-column: 2;
  grid-row: 1;
  margin-bottom: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--slate-900);
}

.advantages-card .adv-desc {
  grid-column: 2;
  grid-row: 2;
  margin-bottom: 0;
}

.advantages-card .adv-items {
  grid-column: 2;
  grid-row: 3;
  margin-bottom: 0;
}

.advantages-card .adv-cta {
  grid-column: 2;
  grid-row: 4;
  margin-bottom: 0;
}

/* 编号列表式覆盖：card-hover 顶部光条被编号 ::before 取代，仅保留 hover 时编号光晕 */

@media (min-width: 768px) {
  .advantages-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.adv-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.adv-icon {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0066CC;
  background: #EAF3FE;
}

.adv-icon svg {
  stroke-width: 1.5;
  width: 26px;
  height: 26px;
}

.adv-icon-blue {
  background: #EAF3FE;
  color: #0066CC;
}

.adv-icon-violet {
  background: rgba(96, 110, 255, 0.1);
  color: #7A6CF5;
}

.adv-icon-orange {
  background: rgba(249, 115, 22, 0.1);
  color: #F97316;
}

.adv-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--slate-900);
  margin-bottom: 10px;
}

.adv-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 18px;
}

.adv-items {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 22px;
}

.adv-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 14px;
  color: var(--text-body);
}

.adv-item svg {
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 3px;
}

.adv-cta {
  margin-top: auto;
}

/* ========================================
   三、品牌矩阵
   ======================================== */
.brands-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 768px) {
  .brands-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .brands-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.brand-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.brand-card-top {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.brand-logo {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
  background: color-mix(in srgb, var(--brand-color, var(--primary)) 10%, #fff);
}

img.brand-logo {
  display: block;
  object-fit: contain;
  padding: 4px;
}

.brand-name {
  font-size: 17px;
  font-weight: 600;
  color: var(--slate-900);
  line-height: 1.3;
}

.brand-tier {
  display: inline-block;
  margin-top: 4px;
  font-size: 11px;
  font-weight: 500;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  color: var(--brand-color, var(--primary));
  background: color-mix(in srgb, var(--brand-color, var(--primary)) 10%, #fff);
}

.brand-desc {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 16px;
}

.brand-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 12px;
  margin-bottom: 14px;
}

.brand-feature {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  font-size: 12px;
  color: var(--text-body);
}

.brand-feature svg {
  color: var(--brand-color, var(--primary));
  flex-shrink: 0;
  margin-top: 2px;
}

.brand-card-footer {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.brand-hot {
  font-size: 12px;
  color: var(--slate-400);
}

.brand-hot strong {
  color: var(--orange);
  font-weight: 600;
}

/* ========================================
   四、热门产品（白底，与上方浅灰品牌区交替）
   ======================================== */
.products-section {
  background: #fff;
}

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

@media (min-width: 640px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.product-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

/* CDN 资源包配置器 */
.pkg-config {
  max-width: 760px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-2xl);
  padding: 28px 32px;
  box-shadow: var(--shadow-sm);
}

.pkg-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 16px;
  padding: 14px 0;
  border-bottom: 1px dashed color-mix(in srgb, var(--primary) 12%, transparent);
}

.pkg-row:last-of-type {
  border-bottom: none;
}

.pkg-label {
  width: 112px;
  flex-shrink: 0;
  font-size: 14px;
  color: var(--text-sub);
  font-weight: 500;
}

.pkg-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pkg-tab {
  font: inherit;
  font-size: 13px;
  padding: 6px 16px;
  border: 1px solid color-mix(in srgb, var(--primary) 22%, transparent);
  background: #fff;
  color: var(--slate-700);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
}

.pkg-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.pkg-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.pkg-tabs-spec .pkg-tab {
  min-width: 64px;
  text-align: center;
}

.pkg-info {
  margin-top: 8px;
  padding: 18px 0 8px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pkg-info-row {
  display: flex;
  align-items: center;
  font-size: 14px;
}

.pkg-info-row .pkg-label {
  color: var(--text-sub);
  font-weight: 400;
}

.pkg-info-row .pkg-val {
  color: var(--slate-900);
  font-weight: 500;
}

.pkg-qty {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.pkg-qty-btn {
  font: inherit;
  width: 32px;
  height: 32px;
  border: none;
  background: var(--bg-gray);
  color: var(--slate-700);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  transition: background 0.2s ease;
}

.pkg-qty-btn:hover {
  background: color-mix(in srgb, var(--primary) 12%, transparent);
  color: var(--primary);
}

.pkg-qty-input {
  width: 56px;
  height: 32px;
  border: none;
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
  text-align: center;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  color: var(--slate-900);
  background: #fff;
  outline: none;
}

.pkg-summary {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.pkg-cost {
  font-size: 14px;
  color: var(--text-sub);
}

.pkg-cost strong {
  display: inline-block;
  margin-left: 6px;
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  vertical-align: middle;
}

.pkg-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.pkg-link {
  font-size: 13px;
  color: var(--text-sub);
  text-decoration: none;
  transition: color 0.2s ease;
}

.pkg-link:hover {
  color: var(--primary);
}

@media (max-width: 640px) {
  .pkg-config {
    padding: 20px 18px;
  }
  .pkg-row {
    flex-direction: column;
    align-items: flex-start;
  }
  .pkg-label {
    width: auto;
  }
  .pkg-summary {
    flex-direction: column;
    align-items: stretch;
  }
  .pkg-actions {
    justify-content: space-between;
  }
}

/* 产品简介 section：左文字 + 右图片 两栏平放 */
.intro-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: center;
  max-width: 960px;
  margin: 0 auto 40px;
}

@media (min-width: 1024px) {
  .intro-split {
    grid-template-columns: 1.05fr 1fr;
    gap: 48px;
  }
}

.intro-split-text {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.intro-split-text .section-desc {
  text-align: left;
}

.intro-split-image {
  min-width: 0;
}

.intro-split-image .domain-img {
  margin: 0;
}

/* 无图片时 intro-split 单列居中（如全链路可观测） */
.intro-split:not(:has(.intro-split-image)) {
  grid-template-columns: 1fr;
  max-width: 760px;
}

.intro-split:not(:has(.intro-split-image)) .intro-split-text .section-desc {
  text-align: center;
}

/* 全链路可观测 — GIF 轮播 + SVG 动画 fallback */
.obs-gif-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 843 / 443;
  max-width: 575px;
  margin: 0 auto;
  border-radius: var(--radius-2xl);
  background: radial-gradient(circle at center, color-mix(in srgb, var(--primary) 6%, #fff) 0%, #fff 70%);
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--primary) 12%, transparent);
}

.obs-gif-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.obs-gif-dots {
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 2;
}

.obs-gif-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--primary) 35%, transparent);
  transition: background 0.2s ease;
}

.obs-gif-dot.active {
  background: var(--primary);
}

.obs-anim {
  position: relative;
  width: 100%;
  aspect-ratio: 843 / 443;
  max-width: 575px;
  margin: 0 auto;
  border-radius: var(--radius-2xl);
  background: radial-gradient(circle at center, color-mix(in srgb, var(--primary) 6%, #fff) 0%, #fff 70%);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--primary) 12%, transparent);
}

.obs-anim svg {
  width: 88%;
  height: 88%;
}

@keyframes obs-radar {
  0%   { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
@keyframes obs-pulse {
  0%, 100% { transform: scale(1); opacity: 0.9; }
  50%      { transform: scale(1.18); opacity: 1; }
}
@keyframes obs-flow {
  0%   { stroke-dashoffset: 200; }
  100% { stroke-dashoffset: 0; }
}

.obs-anim .radar-sweep {
  transform-origin: center;
  animation: obs-radar 6s linear infinite;
}

.obs-anim .node-pulse {
  transform-origin: center;
  transform-box: fill-box;
  animation: obs-pulse 2.2s ease-in-out infinite;
}

.obs-anim .node-pulse.d2 { animation-delay: 0.3s; }
.obs-anim .node-pulse.d3 { animation-delay: 0.6s; }
.obs-anim .node-pulse.d4 { animation-delay: 0.9s; }
.obs-anim .node-pulse.d5 { animation-delay: 1.2s; }
.obs-anim .node-pulse.d6 { animation-delay: 1.5s; }

.obs-anim .data-flow {
  stroke-dasharray: 6 6;
  animation: obs-flow 3s linear infinite;
}

/* HOT 红色小标签 */
.hot-tag {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, #ff4d4f, #ff7a45);
  padding: 2px 8px;
  border-radius: 8px;
  margin-left: 8px;
  vertical-align: middle;
  letter-spacing: 0.5px;
  line-height: 1.4;
}

/* 智算系列 chip（思谋智算） */
.ct-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  color: #fff;
  background: linear-gradient(135deg, #FF8C42, #FF6B35);
  padding: 2px 10px;
  border-radius: 10px;
  margin-left: 8px;
  vertical-align: middle;
  line-height: 1.4;
}

/* 产品顶部图标块（白底） */
.product-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--slate-900);
  background: #fff;
  border: 1px solid rgba(0, 102, 204, 0.12);
  box-shadow: 0 1px 4px rgba(11, 30, 51, 0.06);
  margin-bottom: 14px;
  flex-shrink: 0;
}

/* 特色产品卡（蓝紫渐变背景 + 查看详情按钮） */
.product-card-feature {
  background: linear-gradient(135deg, #0066CC 0%, #7A6CF5 100%);
  color: #fff;
  border: none;
  position: relative;
  overflow: hidden;
}
.product-card-feature .product-name,
.product-card-feature .product-desc {
  color: #fff;
}
.product-card-feature .product-desc {
  color: rgba(255, 255, 255, 0.92);
}
.product-link-btn {
  display: inline-block;
  margin-top: 14px;
  padding: 7px 18px;
  background: #fff;
  color: #0066CC;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
}
.product-link-btn:hover {
  background: #F0F7FF;
  transform: translateX(2px);
}

/* 产品卡片双按钮行（如"立即选购/免费试用"） */
.product-actions {
  display: flex;
  gap: 8px;
  margin-top: 14px;
  flex-wrap: wrap;
}
.product-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  text-decoration: none;
  background: #F0F7FF;
  color: var(--primary);
  border: 1px solid rgba(0, 102, 204, 0.18);
  transition: all 0.2s ease;
}
.product-action-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* 腾讯云 AI 产品矩阵：4 列分类目录 */
.tencent-ai-categories {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.tencent-ai-cat {
  display: flex;
  flex-direction: column;
}
.tencent-ai-cat-name {
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 1px solid rgba(0, 102, 204, 0.2);
}
.tencent-ai-products {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}
.tencent-ai-product {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}
.tencent-ai-product:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.tencent-ai-product-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 8px;
}
.tencent-ai-product-desc {
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.6;
  margin-bottom: 12px;
}
.tencent-ai-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.tencent-chip {
  display: inline-block;
  font-size: 11px;
  color: var(--primary);
  background: rgba(0, 102, 204, 0.08);
  padding: 3px 10px;
  border-radius: 10px;
  line-height: 1.4;
}
.tencent-ai-product-feature {
  background: linear-gradient(135deg, #eaf2ff 0%, #f0eaff 100%);
  border-color: rgba(0, 102, 204, 0.25);
  display: flex;
  flex-direction: column;
}
.tencent-ai-product-feature .tencent-ai-product-name {
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}
.tencent-ai-product-feature .tencent-ai-product-name::after {
  content: "›";
  font-weight: 700;
  color: var(--primary);
  font-size: 18px;
  line-height: 1;
}
.tencent-feature-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 12px;
  padding: 6px 16px;
  background: #fff;
  color: var(--primary);
  border: 1px solid rgba(0, 102, 204, 0.3);
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  text-decoration: none;
  align-self: flex-start;
  transition: all 0.2s;
}
.tencent-feature-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* 核心产品卡详情链接 */
.core-product-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  transition: all 0.2s ease;
}
.core-product-link:hover {
  color: var(--primary-hover);
  gap: 8px;
}

@media (max-width: 1024px) {
  .tencent-ai-categories { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .tencent-ai-categories { grid-template-columns: 1fr; }
}

/* AI 赋能千行百业区块（阿里云） */
.ai-customers-section {
  background: linear-gradient(135deg, #f8fbff 0%, #faf5ff 100%);
}
.ai-customers-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--slate-900);
  text-align: center;
  margin-bottom: 28px;
  letter-spacing: 0.5px;
}
.ai-customers-btn-wrap {
  text-align: center;
  margin-bottom: 36px;
}
.ai-customers-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 11px 26px;
  background: linear-gradient(135deg, #0066CC, #7A6CF5);
  color: #fff;
  border-radius: 22px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  box-shadow: 0 4px 12px rgba(51, 112, 255, 0.3);
  transition: all 0.2s ease;
}
.ai-customers-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(51, 112, 255, 0.4);
}
.ai-customers-logos {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 16px 28px;
  align-items: center;
}
.ai-logo-item {
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-sub);
  font-size: 13px;
  font-weight: 500;
  background: rgba(255, 255, 255, 0.7);
  border-radius: 8px;
  padding: 6px 10px;
  border: 1px dashed rgba(0, 102, 204, 0.15);
  width: 100%;
  text-align: center;
  transition: all 0.2s ease;
}
.ai-logo-item:hover {
  background: #fff;
  border-color: rgba(0, 102, 204, 0.3);
  color: var(--slate-900);
}

@media (max-width: 1024px) {
  .ai-customers-logos { grid-template-columns: repeat(6, 1fr); }
}
@media (max-width: 640px) {
  .ai-customers-logos { grid-template-columns: repeat(3, 1fr); }
  .ai-customers-title { font-size: 22px; }
}

.product-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 14px;
}

.product-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-md);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--slate-900);
  margin-bottom: 6px;
}

.product-desc {
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.6;
  margin-bottom: 14px;
  flex: 1;
}

.product-price {
  font-size: 20px;
  font-weight: 800;
  color: var(--orange);
}

.product-price .from {
  font-size: 12px;
  font-weight: 400;
  color: var(--slate-400);
}

.product-price .unit {
  font-size: 12px;
  font-weight: 400;
  color: var(--slate-400);
}

.product-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

/* ========================================
   五、行业解决方案（浅灰底）
   ======================================== */
#solutions {
  background: var(--bg-gray);
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 40px;
}

@media (min-width: 640px) {
  .solutions-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1024px) {
  .solutions-grid {
    grid-template-columns: repeat(7, 1fr);
  }
}

.solution-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 22px 12px;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s;
}

.solution-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
}

.solution-emoji {
  font-size: 30px;
  line-height: 1;
}

.solution-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-body);
}

/* 方案详情卡 */
.solution-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .solution-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

.solution-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.solution-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.solution-card-emoji {
  font-size: 26px;
  line-height: 1;
}

.solution-card-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--slate-900);
}

.solution-card-sub {
  font-size: 12px;
  color: var(--slate-400);
}

.solution-block {
  margin-bottom: 14px;
}

.solution-block-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-sub);
  margin-bottom: 8px;
}

.solution-pain-list,
.solution-rec-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.solution-card-desc {
  font-size: 13px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

/* ========================================
   六、客户案例（浅色）
   ======================================== */
.cases-section {
  background: var(--bg-blue);
  position: relative;
  overflow: hidden;
}

.cases-section .hero-glow {
  opacity: 0.5;
}

.cases-section .hero-glow-1 {
  background: rgba(0, 102, 204, 0.1);
}

.cases-section .hero-glow-2 {
  background: rgba(96, 110, 255, 0.08);
}

.cases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .cases-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.case-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-2xl);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
}

.case-card:hover {
  border-color: rgba(0, 102, 204, 0.4);
  box-shadow: var(--shadow-xl);
}

.case-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}

.case-logo {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.case-company {
  font-size: 16px;
  font-weight: 600;
  color: var(--slate-900);
  line-height: 1.3;
}

.case-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
}

.case-industry {
  font-size: 11px;
  color: var(--primary);
  background: var(--primary-light);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.case-cloud {
  font-size: 11px;
  color: var(--text-sub);
  border: 1px solid var(--line);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.case-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  margin-bottom: 18px;
}

.case-results {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* ========================================
   七、资质认证跑马灯区块
   ======================================== */
.certs-section {
  background: #fff;
}

/* ========================================
   八、底部 CTA 表单（浅蓝底）
   ======================================== */
.bottom-cta-box {
  position: relative;
  background: linear-gradient(135deg, #DCEBFE 0%, #EAF3FE 55%, #F6FAFF 100%);
  border: 1px solid rgba(0, 102, 204, 0.14);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  padding: 48px 24px;
}

@media (min-width: 768px) {
  .bottom-cta-box {
    padding: 56px 48px;
  }
}

.bottom-cta-box .hero-glow-1 {
  width: 420px;
  height: 420px;
  top: -180px;
  left: -100px;
  background: rgba(0, 102, 204, 0.12);
}

.bottom-cta-box .hero-glow-2 {
  width: 360px;
  height: 360px;
  bottom: -160px;
  right: -80px;
  background: rgba(96, 110, 255, 0.1);
}

.bottom-cta-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

@media (min-width: 1024px) {
  .bottom-cta-grid {
    grid-template-columns: 1fr 1fr;
    gap: 56px;
  }
}

.bottom-cta-title {
  font-size: 26px;
  font-weight: 600;
  color: var(--slate-900);
  line-height: 1.35;
}

@media (min-width: 768px) {
  .bottom-cta-title {
    font-size: 32px;
  }
}

.bottom-cta-desc {
  margin-top: 14px;
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.7;
}

.bottom-cta-contacts {
  margin-top: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.bottom-cta-contact {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-body);
  font-size: 14px;
  transition: color 0.2s;
}

a.bottom-cta-contact:hover {
  color: var(--primary);
}

.bottom-cta-contact svg {
  color: var(--primary);
  flex-shrink: 0;
}

/* ========================================
   九、内页通用 Hero（品牌页 / 关于页 / 联系页，浅色）
   ======================================== */
.page-hero {
  position: relative;
  background: linear-gradient(180deg, var(--bg-hero) 0%, #F7FAFF 100%);
  overflow: hidden;
  padding: 48px 0 40px;
}

@media (max-width: 768px) {
  .page-hero {
    padding: 36px 0 32px;
  }
}

/* 浅色内页 Hero 光晕调淡 */
.page-hero .hero-glow-1 {
  background: rgba(0, 102, 204, 0.14);
}

.page-hero .hero-glow-2 {
  background: rgba(26, 127, 229, 0.1);
}

.page-hero-inner {
  position: relative;
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
}

.page-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 20px;
  color: var(--brand-color, var(--primary));
  background: color-mix(in srgb, var(--brand-color, #0066CC) 10%, #fff);
  border: 1px solid color-mix(in srgb, var(--brand-color, #0066CC) 28%, transparent);
}

.page-hero-title {
  font-size: 32px;
  font-weight: 700;
  color: var(--slate-900);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

@media (min-width: 768px) {
  .page-hero-title {
    font-size: 42px;
  }
}

.page-hero-desc {
  margin-top: 16px;
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.8;
}

/* ========================================
   十、品牌详情页
   ======================================== */
/* 品牌 Hero 内容布局 */
.brand-hero-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
  text-align: center;
  max-width: 1080px;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .brand-hero-content {
    grid-template-columns: 1.2fr 1fr;
    gap: 48px;
  }
  /* hero 内部不含报价卡且未指定 split 时单列居中（产品中心/详情页） */
  .brand-hero-content:not(:has(.brand-quote-card)):not(.split) {
    grid-template-columns: 1fr;
    max-width: 760px;
    margin: 0 auto;
    text-align: center;
  }
  .brand-hero-content:not(:has(.brand-quote-card)):not(.split) .brand-hero-head {
    justify-content: center;
  }
  .brand-hero-content:not(:has(.brand-quote-card)):not(.split) .brand-hero-features {
    justify-content: center;
  }
  /* 产品简介并入 hero 的双栏（左文字 + 右图） */
  .brand-hero-content.split {
    grid-template-columns: 1.05fr 1fr;
    gap: 48px;
    max-width: 1080px;
    text-align: left;
  }
  .brand-hero-content.split .brand-hero-head {
    justify-content: flex-start;
  }
  .brand-hero-content.split .brand-hero-features {
    justify-content: flex-start;
  }
}

/* hero 内产品简介文字段落（左栏，灰色小字） */
.hero-intro-text {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
}

.hero-intro-text p {
  margin: 0;
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.8;
}

/* hero 右侧产品图 */
.hero-intro-image {
  min-width: 0;
}

.hero-intro-image .domain-img {
  margin: 0;
}

@media (max-width: 1023px) {
  .brand-hero-content.split {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-intro-text {
    text-align: center;
  }
}

.brand-hero-head {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 14px;
}

.brand-hero-head .page-hero-tag {
  margin-bottom: 0;
}

.brand-hero-logo {
  font-size: 40px;
  line-height: 1;
  filter: drop-shadow(0 4px 12px rgba(0, 102, 204, 0.25));
}

img.brand-hero-logo {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 4px 12px rgba(0, 102, 204, 0.2));
}

.brand-hero-title {
  font-size: 30px;
  font-weight: 600;
  color: var(--slate-900);
  line-height: 1.3;
}

@media (min-width: 768px) {
  .brand-hero-title {
    font-size: 36px;
  }
}

.brand-hero-desc {
  margin-top: 10px;
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.7;
}

.brand-hero-features {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 28px;
  margin-top: 18px;
}

.brand-hero-feature {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-body);
}

.brand-hero-feature svg {
  color: var(--brand-color, var(--primary));
  flex-shrink: 0;
}

.brand-hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 24px;
}

/* 品牌 Hero 右侧报价卡（白底卡片） */
.brand-quote-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-2xl);
  padding: 28px;
  box-shadow: var(--shadow-lg);
}

.brand-quote-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--slate-900);
  margin-bottom: 18px;
}

.brand-quote-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--slate-100);
  font-size: 14px;
}

.brand-quote-row:last-of-type {
  border-bottom: none;
}

.brand-quote-name {
  color: var(--text-sub);
}

.brand-quote-price {
  color: var(--orange);
  font-weight: 700;
  white-space: nowrap;
}

.brand-quote-cta {
  display: block;
  text-align: center;
  margin-top: 18px;
  background: var(--brand-color, var(--primary));
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 12px;
  border-radius: var(--radius-md);
  transition: opacity 0.2s;
}

.brand-quote-cta:hover {
  opacity: 0.9;
}

<omitted>

.bf-card {
  text-align: center;
  height: 100%;
}

.bf-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 18px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-color, var(--primary));
  background: transparent;
}

.bf-icon svg, .bf-icon img {
  stroke-width: 1.5;
  width: 56px;
  height: 56px;
  object-fit: contain;
}

.bf-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--slate-900);
  margin-bottom: 10px;
}
/* 首页优势卡标题强调：加粗 + 深蓝 */
.bf-title--accent {
  font-weight: 700;
  color: var(--primary-dark);
}

.bf-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
}

/* cloud-care.html 及技术服务子页 水平卡片布局 */
.page-cloud-care .bf-card,
.bf-horizontal .bf-card {
  text-align: left;
  padding: 24px;
}
.page-cloud-care .bf-icon,
.bf-horizontal .bf-icon {
  display: inline-flex;
  margin: 0 12px 0 0;
  vertical-align: middle;
}
.page-cloud-care .bf-title,
.bf-horizontal .bf-title {
  display: inline;
  margin-bottom: 0;
  vertical-align: middle;
}
.page-cloud-care .bf-desc,
.bf-horizontal .bf-desc {
  margin-top: 12px;
}

/* 服务保障三卡 */
.service-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .service-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  height: 100%;
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.service-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--slate-900);
  margin-bottom: 10px;
}

.service-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
}

/* 品牌页热门产品（4 列） */
.brand-products-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 640px) {
  .brand-products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .brand-products-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* CDN 大客户定制套餐包：独立高亮整行 */
.enterprise-banner {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 28px;
  padding: 28px 32px;
  border-radius: var(--radius-xl);
  background: linear-gradient(120deg, #003a82 0%, #0053B3 52%, #0070e0 100%);
  box-shadow: 0 18px 40px -16px rgba(0, 83, 179, .55);
  position: relative;
  overflow: hidden;
}
.enterprise-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 140% at 100% 0%, rgba(255, 255, 255, .18), transparent 55%);
  pointer-events: none;
}
.eb-content {
  flex: 1 1 460px;
  min-width: 0;
  position: relative;
  z-index: 1;
}
.eb-head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.eb-badge {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
  color: #1a1a1a;
  background: linear-gradient(135deg, #FFD66B, #FF9F1C);
  padding: 4px 10px;
  border-radius: 999px;
}
.eb-title {
  margin: 0;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
}
.eb-desc {
  margin: 8px 0 14px;
  color: rgba(255, 255, 255, .85);
  font-size: 14px;
}
.eb-feats {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px 22px;
}
.eb-feats li {
  position: relative;
  padding-left: 22px;
  color: rgba(255, 255, 255, .92);
  font-size: 13.5px;
  line-height: 1.7;
}
.eb-feats li::before {
  content: "✅";
  position: absolute;
  left: 0;
  top: 1px;
  font-size: 13px;
}
.eb-action {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  position: relative;
  z-index: 1;
}
.eb-price {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  text-align: center;
}
.eb-price span {
  display: block;
  font-size: 26px;
  font-weight: 800;
  margin-top: 4px;
}
.eb-btn {
  display: inline-block;
  padding: 12px 30px;
  border-radius: 999px;
  background: linear-gradient(135deg, #FFD66B, #FF9F1C);
  color: #1a1a1a;
  font-weight: 800;
  font-size: 15px;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: 0 10px 22px -10px rgba(255, 159, 28, .8);
  transition: transform .2s ease, box-shadow .2s ease;
}
.eb-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 26px -10px rgba(255, 159, 28, .9);
}
@media (max-width: 720px) {
  .enterprise-banner {
    flex-direction: column;
    align-items: stretch;
    padding: 24px;
  }
  .eb-feats {
    grid-template-columns: 1fr;
  }
  .eb-action {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

/* 品牌页底部 CTA 横幅 */
.brand-bottom-cta {
  background: var(--slate-50);
}

.brand-bottom-box {
  position: relative;
  background: var(--gradient-cta);
  border-radius: var(--radius-2xl);
  padding: 48px 24px;
  text-align: center;
  overflow: hidden;
}

@media (min-width: 768px) {
  .brand-bottom-box {
    padding: 56px 48px;
  }
}

.brand-bottom-title {
  font-size: 24px;
  font-weight: 600;
  color: #fff;
}

@media (min-width: 768px) {
  .brand-bottom-title {
    font-size: 30px;
  }
}

.brand-bottom-desc {
  margin-top: 12px;
  font-size: 15px;
  color: #DBEAFE;
}

.brand-bottom-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
  margin-top: 30px;
}

/* 蓝色渐变底上的幽灵按钮（白边白字） */
.brand-bottom-box .btn-ghost-light {
  border-color: rgba(255, 255, 255, 0.45);
  color: #fff;
  background: transparent;
}

.brand-bottom-box .btn-ghost-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.7);
}

/* ========================================
   十一、关于我们
   ======================================== */
.about-intro-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

@media (min-width: 1024px) {
  .about-intro-grid {
    grid-template-columns: 1.15fr 1fr;
    gap: 64px;
  }
}

.about-intro-text p {
  font-size: 15px;
  color: var(--text-body);
  line-height: 1.9;
  margin-bottom: 16px;
}

.about-intro-text p:last-child {
  margin-bottom: 0;
}

.about-stats-card {
  background: linear-gradient(135deg, #DCEBFE 0%, #EAF3FE 100%);
  border: 1px solid rgba(0, 102, 204, 0.14);
  border-radius: var(--radius-2xl);
  padding: 36px 28px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px 16px;
}

.about-stat {
  text-align: center;
}

.about-stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
}

.about-stat-value .unit {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-sub);
  margin-left: 3px;
}

.about-stat-label {
  margin-top: 4px;
  font-size: 12px;
  color: var(--text-sub);
}

/* 使命愿景价值观 */
.mission-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 768px) {
  .mission-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.mission-card {
  text-align: center;
  height: 100%;
}

.mission-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.mission-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--slate-900);
  margin-bottom: 10px;
}

.mission-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
}

/* 发展历程时间线（横向） */
.timeline {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px 0 8px;
  display: flex;
  gap: 12px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

/* 横线（水平渐变，贯穿节点圆点中心） */
.timeline::before {
  content: "";
  position: absolute;
  left: 28px;
  right: 28px;
  top: 40px;
  height: 2px;
  background: linear-gradient(90deg, #0066CC, #1A7FE5);
  border-radius: 1px;
  z-index: 0;
}

.timeline-item {
  position: relative;
  flex: 1 0 0;
  min-width: 168px;
  padding: 0 8px;
  text-align: center;
}

/* 节点圆点（居中于横线之上） */
.timeline-dot {
  display: block;
  position: relative;
  width: 16px;
  height: 16px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: #fff;
  border: 4px solid var(--primary);
  box-shadow: 0 0 0 4px rgba(0, 102, 204, 0.15);
  z-index: 1;
}

/* 卡片在节点下方 */
.timeline-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 20px 18px;
  box-shadow: var(--shadow-sm);
  text-align: left;
}

/* 桌面端：节点等分铺满，无需滚动 */
@media (min-width: 768px) {
  .timeline {
    overflow-x: visible;
    gap: 16px;
  }

  .timeline-item {
    min-width: 0;
  }
}

.timeline-year {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-light);
  padding: 3px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
}

.timeline-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--slate-900);
  margin-bottom: 6px;
}

.timeline-desc {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
}

/* 资质墙 */
.cert-wall {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 640px) {
  .cert-wall {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .cert-wall {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ========================================
   十二、联系我们
   ======================================== */
.contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  margin-top: -56px;
  position: relative;
  z-index: 5;
}

@media (min-width: 640px) {
  .contact-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .contact-cards {
    grid-template-columns: repeat(4, 1fr);
  }
}

.contact-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: all 0.25s;
}

.contact-card:hover {
  box-shadow: var(--shadow-xl);
  border-color: rgba(0, 102, 204, 0.4);
}

.contact-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 14px;
  border-radius: var(--radius-lg);
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-label {
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 6px;
}

.contact-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--slate-800);
  word-break: break-all;
}

a.contact-value:hover {
  color: var(--primary);
}

/* 表单 + FAQ 双栏 */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}

@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1.15fr 1fr;
    gap: 56px;
  }
}

.contact-form-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-2xl);
  padding: 32px;
  box-shadow: var(--shadow-md);
}

/* 服务时间卡（浅灰底） */
.hours-card {
  background: var(--bg-gray);
  border: 1px solid var(--line);
  border-radius: var(--radius-2xl);
  padding: 28px;
  margin-top: 24px;
}

.hours-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  font-weight: 600;
  color: var(--slate-900);
  margin-bottom: 18px;
}

.hours-title svg {
  color: var(--primary);
}

.hours-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--slate-200);
  font-size: 14px;
}

.hours-row:last-child {
  border-bottom: none;
}

.hours-day {
  color: var(--text-sub);
}

.hours-time {
  color: var(--slate-900);
  font-weight: 500;
}

.hours-time.closed {
  color: var(--slate-400);
}

.hours-note {
  margin-top: 14px;
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.6;
}

/* FAQ 侧栏标题 */
.contact-faq-title {
  font-size: 20px;
  font-weight: 600;
  color: var(--slate-900);
  margin-bottom: 20px;
}

/* ===== 服务页可视化组件 ===== */
/* 统计数字带 */
.svc-stat-band {
  background: linear-gradient(120deg, var(--primary-dark), var(--primary));
  border-radius: var(--radius-xl);
  padding: 32px 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  color: #fff;
  margin-top: -1px;
}
.svc-stat { text-align: center; }
.svc-stat-num {
  font-size: 32px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.5px;
}
.svc-stat-num small { font-size: 18px; font-weight: 700; margin-left: 2px; }
.svc-stat-label { margin-top: 6px; font-size: 13px; opacity: 0.85; }
@media (max-width: 768px) {
  .svc-stat-band { grid-template-columns: repeat(2, 1fr); padding: 24px 16px; }
  .svc-stat-num { font-size: 26px; }
}

/* 服务流程 */
.svc-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  counter-reset: flow;
}
.flow-step {
  position: relative;
  text-align: center;
  padding: 24px 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}
.flow-step-num {
  width: 44px;
  height: 44px;
  margin: 0 auto 12px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  box-shadow: 0 6px 14px color-mix(in srgb, var(--primary) 35%, transparent);
}
.flow-step-title { font-size: 16px; font-weight: 600; color: var(--slate-900); }
.flow-step-desc { margin-top: 6px; font-size: 13px; color: var(--text-sub); line-height: 1.6; }
.flow-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 46px;
  right: -12px;
  width: 8px;
  height: 8px;
  border-top: 2px solid var(--primary);
  border-right: 2px solid var(--primary);
  transform: rotate(45deg);
  opacity: 0.5;
}
@media (max-width: 900px) {
  .svc-flow { grid-template-columns: repeat(2, 1fr); }
  .flow-step:not(:last-child)::after { display: none; }
}
@media (max-width: 560px) {
  .svc-flow { grid-template-columns: 1fr; }
}

/* 价值带 */
.svc-value-band {
  background: linear-gradient(120deg, color-mix(in srgb, var(--primary) 8%, #fff), color-mix(in srgb, var(--primary) 16%, #fff));
  border: 1px solid color-mix(in srgb, var(--primary) 22%, #fff);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  text-align: center;
}
.svc-value-band .section-desc { max-width: 760px; margin: 12px auto 0; }
.svc-value-actions { margin-top: 24px; display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }

/* 服务交付物 */
.svc-deliv {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.deliv-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--slate-900);
}
.deliv-chip svg { width: 16px; height: 16px; color: var(--primary); flex: none; }

/* ===== AI 页 ===== */
.ai-two { display: grid; grid-template-columns: 1fr; gap: 32px; align-items: start; }
@media (min-width: 1024px) { .ai-two { grid-template-columns: 1fr 1fr; gap: 48px; } }
.ai-spec-panel {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px;
}
.ai-spec-group { margin-bottom: 20px; }
.ai-spec-title { color: var(--primary); font-weight: 700; font-size: 15px; margin-bottom: 8px; }
.ai-spec-list { list-style: none; }
.ai-spec-list li { position: relative; padding-left: 16px; font-size: 14px; color: var(--text-sub); line-height: 1.9; }
.ai-spec-list li::before { content: ''; position: absolute; left: 0; top: 11px; width: 5px; height: 5px; border-radius: 50%; background: var(--primary); }
.ai-table { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 8px; background: #fff; }
.ai-table th, .ai-table td { border: 1px solid var(--border); padding: 10px 12px; text-align: left; }
.ai-table th { background: var(--primary-light); font-weight: 600; color: var(--slate-900); }
.ai-table-title { font-size: 13px; font-weight: 600; color: var(--slate-900); margin-top: 16px; }
.ai-note { margin-top: 12px; font-size: 12px; color: var(--text-sub); }
.ai-value-item { padding: 20px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); }
.ai-value-item + .ai-value-item { margin-top: 16px; }
.ai-value-title { font-size: 16px; font-weight: 700; color: var(--slate-900); margin-bottom: 8px; }
.ai-value-desc { font-size: 14px; color: var(--text-sub); line-height: 1.7; }

/* ===== 云战略规划 ===== */
.strategy-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.strategy-step { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px 20px; }
.strategy-num {
  width: 40px; height: 40px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; color: #fff; margin-bottom: 14px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}
.strategy-title { font-size: 16px; font-weight: 700; color: var(--slate-900); margin-bottom: 10px; }
.strategy-list { list-style: none; }
.strategy-list li { position: relative; padding-left: 16px; font-size: 13px; color: var(--text-sub); line-height: 1.9; }
.strategy-list li::before { content: ''; position: absolute; left: 0; top: 10px; width: 5px; height: 5px; border-radius: 50%; background: var(--primary); }
@media (max-width: 900px) { .strategy-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .strategy-grid { grid-template-columns: 1fr; } }
.case-band { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-xl); padding: 32px; }
.case-title { font-size: 18px; font-weight: 700; color: var(--slate-900); margin-bottom: 20px; }
.case-two { display: grid; grid-template-columns: 1fr; gap: 24px; }
@media (min-width: 900px) { .case-two { grid-template-columns: 1fr 1fr; gap: 40px; } }
.case-col-title { font-size: 15px; font-weight: 700; color: var(--primary); margin-bottom: 12px; }
.case-list { list-style: none; }
.case-list li { position: relative; padding-left: 20px; font-size: 14px; color: var(--text-sub); line-height: 1.9; }
.case-list li::before { content: '✓'; position: absolute; left: 0; color: var(--primary); font-weight: 700; }

/* 迁移案例卡 */
.mig-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.mig-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; }
.mig-card-title { font-size: 16px; font-weight: 700; color: var(--slate-900); margin-bottom: 12px; }
.mig-meta { font-size: 13px; color: var(--text-sub); line-height: 1.8; }
.mig-meta b { color: var(--slate-900); font-weight: 600; }
@media (max-width: 900px) { .mig-grid { grid-template-columns: 1fr; } }

/* 服务分类卡 */
.svc-cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.svc-cat { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; }
.svc-cat-title { display: flex; align-items: flex-start; gap: 12px; font-size: 16px; font-weight: 700; line-height: 1.4; color: var(--slate-900); margin-bottom: 14px; }
.svc-cat-title .bf-icon { flex: 0 0 40px; width: 40px; height: 40px; border-radius: 11px; background: transparent; margin: 0; }
.svc-cat-title .bf-icon svg { width: 20px; height: 20px; }
.svc-cat-title .bf-icon img { width: 34px; height: 34px; object-fit: contain; display: block; }
.svc-cat-list { list-style: none; }
.svc-cat-list li { position: relative; padding-left: 16px; font-size: 13.5px; color: var(--text-sub); line-height: 2; }
.svc-cat-list li::before { content: ''; position: absolute; left: 2px; top: 0.85em; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); }
@media (max-width: 1024px) { .svc-cat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .svc-cat-grid { grid-template-columns: 1fr; } }

/* ========================================
   设计质感增强（保持色调 #0066CC）
   ======================================== */

/* 品牌矩阵卡：顶部品牌色条（hover 扫入） */
.brand-card {
  position: relative;
  overflow: hidden;
}
.brand-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-color, var(--primary)), var(--violet));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1;
}
.brand-card:hover::before {
  transform: scaleX(1);
}

/* 各内容卡片 hover 轻微上浮（增强交互质感） */
.case-card,
.product-card,
.solution-card,
.contact-card,
.bf-card,
.service-card,
.mission-card,
.timeline-card,
.cert-grid-item,
.brand-quote-card {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1),
    box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1),
    border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.case-card:hover,
.product-card:hover,
.solution-card:hover,
.contact-card:hover,
.bf-card:hover,
.service-card:hover,
.mission-card:hover,
.timeline-card:hover,
.cert-grid-item:hover,
.brand-quote-card:hover {
  transform: translateY(-4px);
}

/* 区块标题装饰短线（居中标题下方） */
.section-heading:not(.align-left) .section-title {
  position: relative;
  display: inline-block;
}
.section-heading:not(.align-left) .section-title::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  margin: 14px auto 0;
  background: var(--gradient-cta);
  border-radius: var(--radius-full);
}

/* Hero 数据带分隔线（桌面端竖向分隔） */
@media (min-width: 768px) {
  .hero-stat {
    position: relative;
  }
  .hero-stat:not(:last-child)::after {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 36px;
    background: rgba(0, 102, 204, 0.15);
  }
}

/* 产品价格 hover 变色 */
.product-price {
  transition: color 0.25s ease;
}
.product-card:hover .product-price {
  color: var(--primary);
}

/* 悬浮工具栏按钮 hover 轻微放大 */
.float-btn {
  transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease,
    border-color 0.2s ease, opacity 0.2s ease;
}
.float-btn:hover {
  transform: translateY(-2px);
}

/* 内页 Hero 标题装饰短线 */
.page-hero-title::after {
  content: "";
  display: block;
  width: 56px;
  height: 3px;
  margin: 16px auto 0;
  background: var(--gradient-cta);
  border-radius: var(--radius-full);
}

/* 时间线节点 hover 高亮 */
.timeline-item:hover .timeline-dot {
  border-color: var(--primary-hover);
  box-shadow: 0 0 0 5px rgba(0, 102, 204, 0.18);
}
.timeline-dot {
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

/* ================================================
   腾讯云国际站三大内容区块样式
   出海基因 / 全球基座 / 合规资质
   ================================================ */

/* —— 出海基因：三段连续箭头时间线 —— */
.stage-bar {
  display: flex;
  gap: 0;
  margin: 24px 0 40px;
}
.stage-item {
  flex: 1;
  padding: 24px 28px;
  color: #fff;
  background: linear-gradient(135deg, #1A7FE5 0%, #0066CC 100%);
  position: relative;
  clip-path: polygon(28px 0, 100% 0, calc(100% - 28px) 100%, 0 100%);
  text-align: center;
}
.stage-item:first-child {
  clip-path: polygon(0 0, 100% 0, calc(100% - 28px) 100%, 0 100%);
}
.stage-item:last-child {
  clip-path: polygon(28px 0, 100% 0, 100% 100%, 0 100%);
}
.stage-item + .stage-item {
  margin-left: -14px;
}
.stage-date {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}
.stage-title {
  font-size: 14px;
  font-weight: 500;
  opacity: 0.95;
}

/* —— 三大领域卡片 —— */
.domains-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 8px;
}
.domain-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}
.domain-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.domain-head {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  text-align: center;
}
.domain-sub {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.7;
  text-align: center;
  margin-bottom: 16px;
}
.domain-eg {
  font-size: 14px;
  color: var(--text-sub);
  margin-bottom: 12px;
}
.domain-eg .dot {
  color: var(--primary);
  margin-right: 4px;
}
.domain-desc {
  font-size: 13px;
  color: var(--text-sub);
  text-align: center;
  line-height: 1.7;
}
.domain-desc em {
  color: #e53935;
  font-style: normal;
  font-weight: 700;
}

/* —— 全球基础设施：7 列数字带 —— */
.stat-strip {
  display: flex;
  justify-content: space-around;
  align-items: stretch;
  gap: 0;
  padding: 28px 16px;
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, rgba(0, 164, 255, 0.06), rgba(26, 108, 255, 0.06));
  border: 1px solid rgba(0, 102, 204, 0.12);
  margin-bottom: 32px;
}
.stat-item {
  flex: 1;
  text-align: center;
  padding: 0 8px;
  border-right: 1px solid rgba(0, 102, 204, 0.1);
}
.stat-item:last-child {
  border-right: none;
}
.stat-num {
  display: block;
  font-size: 32px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
  letter-spacing: -0.5px;
  font-variant-numeric: tabular-nums;
}
.stat-num small {
  font-size: 16px;
  font-weight: 500;
  margin-left: 2px;
  color: var(--primary);
}
.stat-label {
  display: block;
  font-size: 13px;
  color: var(--text-sub);
  margin-top: 6px;
}

/* —— 大型地图占位 —— */
.map-placeholder-large {
  width: 100%;
  min-height: 360px;
  border: 2px dashed rgba(0, 102, 204, 0.3);
  border-radius: var(--radius-xl);
  background: repeating-linear-gradient(45deg, transparent, transparent 12px, rgba(0, 102, 204, 0.04) 12px, rgba(0, 102, 204, 0.04) 24px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: rgba(0, 102, 204, 0.6);
  font-size: 15px;
  margin-bottom: 16px;
}
.map-placeholder-large small {
  font-size: 12px;
  margin-top: 8px;
  color: rgba(0, 102, 204, 0.4);
}
.footnote {
  font-size: 13px;
  color: var(--text-sub);
  text-align: center;
  margin-top: 16px;
  line-height: 1.7;
  max-width: 880px;
  margin-left: auto;
  margin-right: auto;
}

/* —— 合规资质墙：5 列认证卡片 —— */
.section-lead {
  font-size: 15px;
  color: var(--text-sub);
  line-height: 1.8;
  text-align: center;
  max-width: 880px;
  margin: 0 auto 32px;
}
.section-lead em {
  color: #e53935;
  font-style: normal;
  font-weight: 700;
}
.compliance-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.cert-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}
.cert-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.cert-head {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.cert-logo {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: linear-gradient(135deg, #1A7FE5, #0066CC);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1.1;
  padding: 2px;
  box-sizing: border-box;
}
.cert-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--slate-900);
  line-height: 1.3;
  padding-top: 4px;
}
.cert-desc {
  font-size: 12px;
  color: var(--text-sub);
  line-height: 1.6;
}
.more-link {
  text-align: center;
  margin-top: 24px;
  font-size: 14px;
  color: var(--text-sub);
}
.more-link a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
}
.more-link a:hover {
  text-decoration: underline;
}

/* —— 图片占位通用样式 —— */
.img-placeholder {
  width: 100%;
  min-height: 120px;
  border: 2px dashed rgba(0, 102, 204, 0.25);
  border-radius: var(--radius-lg);
  background: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(0, 102, 204, 0.03) 10px, rgba(0, 102, 204, 0.03) 20px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(0, 102, 204, 0.5);
  font-size: 13px;
  margin: 12px 0;
  padding: 16px;
  text-align: center;
}

/* —— 领域卡真实图片（横幅，自适应宽度） —— */
.domain-img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  display: block;
  margin: 12px 0;
  box-shadow: var(--shadow-sm);
}

/* 腾讯云国际站 — 全球基础设施分布地图：缩小 1/6 并居中 */
.tx-region-img {
  width: 83.333%;          /* 原尺寸 5/6 */
  margin: 16px auto;        /* 水平居中，上下留白 */
}

/* ================================================
   AWS 页面三大内容区块样式
   基础设施 / 产品矩阵 / 合规认证
   ================================================ */

/* —— AWS 中国可用区架构 —— */
.az-block {
  margin-top: 40px;
}
.az-block-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary);
  text-align: center;
  margin-bottom: 24px;
}
.az-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: stretch;
}
.az-info {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}
.az-bullets {
  list-style: disc;
  padding-left: 20px;
  margin: 0;
}
.az-bullets li {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.9;
}
.az-bullets em {
  color: #FF9900;
  font-style: normal;
  font-weight: 700;
}
.az-regions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 24px;
}
.az-region {
  background: #fff;
  border: 2px solid rgba(255, 153, 0, 0.3);
  border-radius: var(--radius-xl);
  padding: 20px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: all 0.25s ease;
}
.az-region:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(255, 153, 0, 0.6);
  transform: translateY(-2px);
}
.az-region-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
}
.az-region-name small {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-sub);
  margin-top: 4px;
}
.az-zones {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}
.az-zones span {
  display: inline-block;
  padding: 6px 14px;
  background: linear-gradient(135deg, #FF9900, #FF6600);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 6px rgba(255, 153, 0, 0.25);
}

/* —— AWS 产品矩阵：彩虹分类网格 —— */
.aws-categories {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}
.aws-cat {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--cat-color, #FF9900);
  transition: all 0.25s ease;
}
.aws-cat:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.aws-cat-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--cat-color, #FF9900);
  margin-bottom: 8px;
}
.aws-cat-name small {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-sub);
  margin-top: 2px;
}
.aws-cat-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.aws-cat-list li {
  font-size: 11px;
  color: var(--text-sub);
  line-height: 1.5;
  padding: 2px 0;
}

/* —— AWS 合规墙：3 列 9 行 —— */
.aws-compliance-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.aws-cert {
  padding: 12px 16px;
  border: 1.5px solid #FF9900;
  border-radius: var(--radius-md);
  text-align: center;
  font-size: 13px;
  color: var(--slate-900);
  background: #fff8f0;
  transition: all 0.2s ease;
}
.aws-cert:hover {
  background: #FF9900;
  color: #fff;
  transform: translateY(-1px);
}
.aws-cert-highlight {
  background: #FF9900;
  color: #fff;
  font-weight: 700;
  border-color: #FF9900;
}
.aws-cert-highlight:hover {
  background: #FF6600;
}
.aws-cert .flag {
  margin-left: 4px;
  font-size: 14px;
}

/* —— 响应式 —— */
@media (max-width: 1200px) {
  .aws-categories { grid-template-columns: repeat(4, 1fr); }
}
@media (max-width: 900px) {
  .aws-categories { grid-template-columns: repeat(3, 1fr); }
  .az-layout { grid-template-columns: 1fr; }
  .az-regions { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .aws-categories { grid-template-columns: repeat(2, 1fr); }
  .aws-compliance-grid { grid-template-columns: 1fr 1fr; }
}

/* —— 响应式 —— */
@media (max-width: 1024px) {
  .domains-grid { grid-template-columns: 1fr; }
  .compliance-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-strip { flex-wrap: wrap; }
  .stat-item {
    flex: 0 0 33.33%;
    padding: 12px 8px;
    border-bottom: 1px solid rgba(0, 102, 204, 0.1);
  }
  .stat-item:nth-child(3n) { border-right: none; }
  .stat-item:nth-last-child(-n+3) { border-bottom: none; }
  .stage-item { clip-path: none; }
  .stage-item + .stage-item { margin-left: 0; }
}
@media (max-width: 640px) {
  .compliance-grid { grid-template-columns: 1fr; }
  .stat-item { flex: 0 0 50%; }
  .stat-item:nth-child(2n) { border-right: none; }
  .stat-item:nth-child(3n) { border-right: 1px solid rgba(0, 102, 204, 0.1); }
  .stat-item:nth-last-child(-n+3) { border-bottom: 1px solid rgba(0, 102, 204, 0.1); }
  .stat-item:last-child { border-bottom: none; }
}


/* ========================================
   科技微交互增强（保持色调）
   ======================================== */

/* 品牌卡 logo hover 轻微缩放（科技反馈） */
.brand-card:hover .brand-logo {
  transform: scale(1.08);
}

.brand-card .brand-logo {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 产品卡图标 hover 上浮 */
.product-card:hover .product-icon {
  transform: translateY(-2px) scale(1.05);
}

.product-icon {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 时间线节点光晕（品牌页/关于页） */
.timeline-dot {
  box-shadow: 0 0 0 4px rgba(0, 102, 204, 0.15);
}

/* FAQ hover 边框亮起 */
.faq-item:hover {
  border-color: rgba(0, 102, 204, 0.3);
  box-shadow: 0 2px 12px rgba(11, 30, 51, 0.06);
}

/* 资质跑马灯卡 hover 上浮 */
.cert-pill {
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

.cert-pill:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md), 0 0 0 1px rgba(0, 102, 204, 0.08);
  border-color: rgba(0, 102, 204, 0.25);
}

/* 联系/服务卡 icon hover 品牌色加深 */
.bf-icon {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.bf-card:hover .bf-icon {
  transform: scale(1.06);
  box-shadow: 0 6px 16px rgba(0, 102, 204, 0.16);
}

/* ========================================
   第二轮科技深化（互联网风格增强，保持色调）
   ======================================== */

/* 内页 Hero（品牌页/服务页）也叠加科技网格线 */
.page-hero .hero-grid-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 102, 204, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 102, 204, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5) 0%, transparent 80%);
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5) 0%, transparent 80%);
  pointer-events: none;
}

/* Hero 数据带：桌面端数字列间渐变分隔线 + 数字辉光 */
@media (min-width: 768px) {
  .hero-stats-inner > div {
    position: relative;
  }
  .hero-stats-inner > div:not(:last-child)::after {
    content: "";
    position: absolute;
    top: 25%;
    right: 0;
    height: 50%;
    width: 1px;
    background: linear-gradient(180deg, transparent, rgba(0, 102, 204, 0.25), transparent);
  }
}

.hero-stat-value {
  filter: drop-shadow(0 2px 10px rgba(0, 102, 204, 0.18));
}

/* 产品价格 hover 品牌蓝发光 */
.product-price {
  transition: text-shadow 0.25s ease;
}

.product-card:hover .product-price {
  text-shadow: 0 0 14px rgba(0, 102, 204, 0.35);
}

/* 服务/联系卡 hover 渐变光晕边框 */
.form-card,
.service-card {
  transition: box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1), border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-card:hover,
.service-card:hover {
  box-shadow: 0 0 0 1px rgba(0, 102, 204, 0.12), var(--glow-soft);
}

/* 区块标题：关键词渐变（section-title 内 span.grad） */
.section-title .grad {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

/* 页脚 CTA 按钮流光（浅色幽灵按钮） */
.footer-cta-tel {
  position: relative;
  overflow: hidden;
}

.footer-cta-tel::after {
  content: "";
  position: absolute;
  top: 0;
  left: -80%;
  width: 50%;
  height: 100%;
  background: linear-gradient(105deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transform: skewX(-20deg);
  transition: left 0.55s cubic-bezier(0.4, 0, 0.2, 1);
  pointer-events: none;
}

.footer-cta-tel:hover::after {
  left: 130%;
}

/* ========================================
   03 标签页切换（云品牌矩阵 Tab）— 已撤销（老蔡要求全部呈现）
   ======================================== */


/* AI 工作助手：介绍段落 */
.ai-intro { max-width: 900px; margin: 0 auto; }
.ai-intro p { font-size: 15px; line-height: 1.95; color: var(--slate-600); margin-bottom: 16px; }
.ai-intro p:last-child { margin-bottom: 0; }


/* AI 编程工具：工具卡片 */
.tool-card { background: #fff; border: 1px solid var(--slate-200); border-radius: 18px; padding: 32px; margin-bottom: 28px; box-shadow: 0 10px 30px rgba(15,23,42,.04); }
.tool-card:last-child { margin-bottom: 0; }
.tool-card-head { display: flex; align-items: center; gap: 14px; margin-bottom: 16px; }
.tool-badge { display: inline-flex; align-items: center; justify-content: center; min-width: 56px; height: 56px; padding: 0 14px; border-radius: 14px; font-weight: 700; font-size: 15px; color: #fff; background: linear-gradient(135deg, var(--primary), #6366f1); flex: 0 0 auto; }
.tool-card-title { font-size: 20px; font-weight: 700; color: var(--slate-900); }
.tool-card-vendor { font-size: 13px; color: var(--slate-500); margin-top: 2px; }
.tool-card-desc { font-size: 15px; line-height: 1.9; color: var(--slate-600); margin-bottom: 22px; }
.tool-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  transition: gap .2s ease;
}
.tool-card-link:hover { gap: 10px; color: var(--primary-dark, #0053b3); }
.tool-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.tool-col h4 { font-size: 14px; font-weight: 700; color: var(--slate-900); margin-bottom: 12px; padding-bottom: 8px; border-bottom: 2px solid var(--primary); display: inline-block; }
.tool-col ul { list-style: none; }
.tool-col li { position: relative; padding-left: 16px; margin-bottom: 9px; font-size: 13.5px; line-height: 1.7; color: var(--slate-600); }
.tool-col li::before { content: ""; position: absolute; left: 0; top: 9px; width: 6px; height: 6px; border-radius: 50%; background: var(--primary); }
@media (max-width: 760px) { .tool-cols { grid-template-columns: 1fr; } .tool-card { padding: 22px; } }

/* ============================================================
   三级导航（AI 编程工具 · 子产品切换）
   层级：主导航「AI模型」 → 下拉「AI编程工具」 → 三级「Qoder / CodeBuddy / CodeArts」
   ============================================================ */
.lvl3-nav {
  background: #fff;
  border-bottom: 1px solid var(--slate-200);
  position: sticky;
  top: 96px; /* 紧贴 sticky 主导航之下（topbar 32 + navbar 64） */
  z-index: 40;
}
.lvl3-nav-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  height: 58px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.lvl3-parent {
  flex: 0 0 auto;
  font-size: 13px;
  font-weight: 700;
  color: var(--slate-500);
  padding-right: 16px;
  border-right: 1px solid var(--slate-200);
  white-space: nowrap;
}
.lvl3-parent::before {
  content: "";
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--primary);
  margin-right: 8px;
  vertical-align: middle;
}
.lvl3-tabs {
  display: flex;
  align-items: center;
  gap: 6px;
}
.lvl3-tab {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 18px;
  border-radius: 999px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--slate-600);
  text-decoration: none;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease, box-shadow .2s ease;
}
.lvl3-tab:hover {
  background: var(--slate-100);
  color: var(--primary);
}
.lvl3-tab.active {
  background: linear-gradient(135deg, var(--primary), #6366f1);
  color: #fff;
  box-shadow: 0 6px 16px rgba(0, 102, 204, .28);
}
.lvl3-tab.active:hover { color: #fff; }

/* 产品详情页通用区块 */
.prod-meta {
  display: flex;
  flex-wrap: nowrap;            /* 桌面端：四联属性强制一行 */
  gap: 10px 28px;
  margin-top: 20px;
  overflow-x: auto;             /* 极窄屏幕兜底横向滚动 */
  scrollbar-width: none;        /* Firefox 隐藏滚动条 */
}
.prod-meta::-webkit-scrollbar { display: none; } /* WebKit 隐藏滚动条 */
.prod-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--slate-600);
  flex: 0 0 auto;               /* 不放大也不缩小,保持原宽,避免把字撑变形 */
  white-space: nowrap;          /* 单元内 label/value 不换行 */
}
.prod-meta-item b { color: var(--slate-900); font-weight: 600; }
.prod-meta-item svg { color: var(--primary); flex: 0 0 auto; }

/* ≤768px: 窄屏允许回到换行,不出现横向滚动 */
@media (max-width: 768px) {
  .prod-meta { flex-wrap: wrap; }
}

.feat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.feat-card {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: 16px;
  padding: 26px;
  transition: transform .3s ease, box-shadow .3s ease;
}
.feat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 34px rgba(15, 23, 42, .08);
}
.feat-card-ico {
  width: 50px; height: 50px;
  border-radius: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 102, 204, .12), rgba(99, 102, 241, .12));
  color: var(--primary);
  margin-bottom: 16px;
}
.feat-card-ico svg { width: 26px; height: 26px; }
.feat-card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 8px;
}
.feat-card-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--slate-600);
}

.scene-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.scene-card {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-left: 4px solid var(--primary);
  border-radius: 12px;
  padding: 22px 24px;
  transition: transform .3s ease, box-shadow .3s ease;
}
.scene-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(15, 23, 42, .07);
}
.scene-card h4 {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 8px;
}
.scene-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--slate-600);
}

.prod-overview {
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--slate-600);
}
.prod-overview p + p { margin-top: 14px; }

.check-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 32px;
  margin-top: 8px;
}
.check-list li {
  position: relative;
  padding-left: 32px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--slate-600);
}
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 1px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #6366f1);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
@media (max-width: 640px) { .check-list { grid-template-columns: 1fr; } }

@media (max-width: 900px) {
  .feat-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .feat-grid { grid-template-columns: 1fr; }
  .scene-grid { grid-template-columns: 1fr; }
  .lvl3-parent { display: none; }
}

/* ===================== CodeBuddy 详情页专属样式 ===================== */

/* 产品形态卡内的要点列表 */
.feat-points { list-style: none; margin: 14px 0 0; padding: 0; }
.feat-points li {
  position: relative;
  padding: 7px 0 7px 20px;
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--slate-600);
  border-top: 1px dashed var(--slate-200);
}
.feat-points li:first-child { border-top: none; }
.feat-points li::before {
  content: "";
  position: absolute;
  left: 2px; top: 15px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: linear-gradient(120deg, #0066CC, #6366F1);
}

/* 核心功能架构（分层图） */
.cb-arch { display: flex; flex-direction: column; gap: 14px; }
.cb-arch-level {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
}
.cb-arch-level-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.cb-arch-level-tag {
  font-size: 12px; font-weight: 700; letter-spacing: .04em;
  color: #fff;
  background: linear-gradient(120deg, #0066CC, #6366F1);
  padding: 4px 13px; border-radius: 999px;
}
.cb-arch-level-sub { font-size: 13px; color: var(--slate-500); }
.cb-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.cb-chip {
  font-size: 13px; color: var(--slate-700);
  background: var(--bg-gray);
  border: 1px solid var(--slate-200);
  border-radius: 8px; padding: 6px 12px;
}
.cb-chip--accent {
  background: rgba(99,102,241,.08);
  border-color: rgba(99,102,241,.28);
  color: var(--primary-dark, #0053B3);
  font-weight: 600;
}

/* 三大阶段 */
.cb-stages { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.cb-stage {
  background: #fff;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 24px 22px;
  border-top: 4px solid var(--primary, #0066CC);
  display: flex; flex-direction: column;
}
.cb-stage--1 { border-top-color: #0066CC; }
.cb-stage--2 { border-top-color: #6366F1; }
.cb-stage--3 { border-top-color: #0EA5A4; }
.cb-stage-step {
  font-size: 12px; font-weight: 700; letter-spacing: .08em;
  color: var(--primary, #0066CC);
}
.cb-stage--2 .cb-stage-step { color: #6366F1; }
.cb-stage--3 .cb-stage-step { color: #0EA5A4; }
.cb-stage-title { font-size: 20px; font-weight: 700; margin: 6px 0 10px; color: var(--slate-900); }
.cb-stage-coop { font-size: 13px; color: var(--slate-500); margin-bottom: 14px; }
.cb-stage-coop b { color: var(--slate-800); }
.cb-stage-list { list-style: none; margin: 0; padding: 0; }
.cb-stage-list li {
  position: relative;
  padding: 8px 0 8px 18px;
  font-size: 13.5px; line-height: 1.65;
  color: var(--slate-600);
  border-top: 1px solid var(--slate-100);
}
.cb-stage-list li:first-child { border-top: none; }
.cb-stage-list li::before {
  content: ""; position: absolute; left: 0; top: 15px;
  width: 7px; height: 7px; border-radius: 2px;
  background: var(--primary, #0066CC);
}
.cb-stage--2 .cb-stage-list li::before { background: #6366F1; }
.cb-stage--3 .cb-stage-list li::before { background: #0EA5A4; }

/* 实践案例数据 */
.cb-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.cb-stat {
  text-align: center;
  background: #fff; border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg); padding: 20px 12px;
}
.cb-stat-num {
  font-size: 28px; font-weight: 800; line-height: 1.1;
  background: linear-gradient(90deg, #0066CC, #6366F1);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.cb-stat-label { font-size: 12.5px; color: var(--slate-500); margin-top: 6px; }

/* Harness 四大职能 */
.cb-pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.cb-pillar {
  background: #fff; border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg); padding: 22px 20px;
}
.cb-pillar-no {
  width: 38px; height: 38px; border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; color: #fff; font-size: 15px;
  background: linear-gradient(120deg, #0066CC, #6366F1);
  margin-bottom: 12px;
}
.cb-pillar-title { font-size: 16px; font-weight: 700; color: var(--slate-900); margin-bottom: 8px; }
.cb-pillar-desc { font-size: 13.5px; line-height: 1.7; color: var(--slate-600); }

/* 启示卡片 */
.cb-insights { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.cb-insight { display: flex; gap: 14px; background: #fff; border: 1px solid var(--slate-200); border-radius: var(--radius-lg); padding: 20px; }
.cb-insight-no {
  flex-shrink: 0; width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; color: #fff; font-size: 16px;
  background: linear-gradient(120deg, #0066CC, #6366F1);
}
.cb-insight-title { font-size: 16px; font-weight: 700; color: var(--slate-900); margin-bottom: 6px; }
.cb-insight-desc { font-size: 13.5px; line-height: 1.7; color: var(--slate-600); }

/* CodeBuddy 详情页 CTA */
.cb-cta {
  background: linear-gradient(120deg, #0a2d5e, #1e3a8a 55%, #4338ca);
  border-radius: var(--radius-xl);
  padding: 44px 32px; text-align: center; color: #fff;
}
.cb-cta h2 { font-size: 24px; font-weight: 700; margin-bottom: 10px; }
.cb-cta p { font-size: 15px; color: rgba(255,255,255,.82); max-width: 620px; margin: 0 auto 22px; }
.cb-cta .btn-primary {
  background: #fff; color: var(--primary-dark, #0053B3);
  border-color: #fff;
}
.cb-cta .btn-primary::after { background: rgba(0,83,179,.12); }

/* 响应式 */
@media (max-width: 1024px) {
  .cb-stages { grid-template-columns: 1fr; }
  .cb-stats { grid-template-columns: repeat(2, 1fr); }
  .cb-pillars { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .cb-stats { grid-template-columns: repeat(2, 1fr); }
  .cb-pillars { grid-template-columns: 1fr; }
  .cb-insights { grid-template-columns: 1fr; }
}