/* ==========================================================================
   pages.css — 页面特有样式
   ========================================================================== */

/* ---------- Hero（首页 · 三屏服务轮播） ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
  background:
    radial-gradient(900px circle at 78% 12%, rgba(59, 142, 255, 0.16), transparent 55%),
    linear-gradient(180deg, #F4F8FF 0%, #FFFFFF 70%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

/* 数据流竖线 */
.hero-bg .data-line {
  position: absolute;
  top: 0;
  width: 1px;
  height: 100%;
  background: linear-gradient(180deg, transparent, rgba(22, 93, 255, 0.35), transparent);
  opacity: 0.5;
  animation: data-flow 6s linear infinite;
}
.hero-bg .data-line:nth-child(1) { left: 12%; animation-delay: 0s; }
.hero-bg .data-line:nth-child(2) { left: 34%; animation-delay: 1.6s; }
.hero-bg .data-line:nth-child(3) { left: 66%; animation-delay: 3s; }
.hero-bg .data-line:nth-child(4) { left: 88%; animation-delay: 4.2s; }

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.55;
}
.hero-orb.a { width: 460px; height: 460px; background: radial-gradient(circle, #3B8EFF, transparent 70%); top: -120px; right: 4%; animation: float-up-down 9s ease-in-out infinite; }
.hero-orb.b { width: 380px; height: 380px; background: radial-gradient(circle, #6D5CFF, transparent 70%); bottom: -80px; left: -60px; animation: float-up-down 11s ease-in-out infinite reverse; }

/* Hero 轮播容器 */
.hero-carousel {
  position: relative;
  display: grid;
  grid-template-areas: "stage";
  align-items: stretch;
  min-height: 600px;
}

.hero-slide {
  grid-area: stage;
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: var(--sp-6);
  align-items: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(14px) scale(0.985);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease), visibility 0s linear 0.7s;
}
.hero-slide.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0) scale(1);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease), visibility 0s linear 0s;
}

/* 左：视觉区 */
.slide-visual {
  position: relative;
  aspect-ratio: 1/1;
  max-width: 460px;
  width: 100%;
  margin-inline: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-mid);
  background: radial-gradient(circle at 50% 45%, rgba(22,93,255,0.08), transparent 65%), linear-gradient(135deg, #F0F5FF, #FFFFFF);
  display: grid;
  place-items: center;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.slide-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(22,93,255,0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(22,93,255,0.05) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at 50% 50%, #000 60%, transparent 100%);
  -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 60%, transparent 100%);
  pointer-events: none;
}
.slide-visual svg { width: 92%; height: 92%; position: relative; z-index: 1; }
.hero-slide.is-active .slide-visual { animation: float-up-down 8s ease-in-out infinite; }

/* 右：文案区 */
.slide-text {
  max-width: 580px;
}
.slide-text .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  letter-spacing: 0.12em;
  color: var(--c-cyan);
  font-weight: 600;
  padding: 10px 20px;
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-pill);
  background: rgba(22, 93, 255, 0.06);
  margin-bottom: var(--sp-3);
}
.slide-text .eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--c-blue); animation: pulse-glow 1.8s ease-in-out infinite; }
.slide-text h1 { line-height: 1.25; letter-spacing: 0; margin-bottom: var(--sp-3); }
.slide-text .lead { font-size: clamp(17px, 1.6vw, 19px); color: var(--t-secondary); margin-bottom: var(--sp-3); }
.slide-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--sp-4);
}
.slide-tags li {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--c-blue);
  background: rgba(22, 93, 255, 0.07);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-pill);
}

/* 控件区（dots + arrows） */
.hero-controls {
  position: relative;
  margin-top: var(--sp-1);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-3);
}
.hero-dots {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.hero-dot {
  width: 28px;
  height: 8px;
  border-radius: var(--radius-pill);
  background: var(--border-mid);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: background 0.4s var(--ease), width 0.4s var(--ease);
}
.hero-dot:hover { background: var(--border-strong); }
.hero-dot.is-active { width: 44px; background: var(--grad-primary); }

.hero-arrow {
  width: var(--icon-btn);
  height: var(--icon-btn);
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--border-mid);
  color: var(--t-secondary);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all 0.3s var(--ease);
  box-shadow: var(--shadow-card);
}
.hero-arrow svg { width: 18px; height: 18px; }
.hero-arrow:hover { color: var(--c-blue); border-color: var(--border-strong); transform: translateY(-1px); }
.hero-arrow:disabled { opacity: 0.4; cursor: not-allowed; }

@media (max-width: 768px) {
  .hero { min-height: auto; padding-block: calc(var(--nav-h) + 32px) 56px; }
  .hero-carousel { min-height: 0; }
  .hero-slide { grid-template-columns: 1fr; gap: var(--sp-4); }
  .hero-slide:not(.is-active) { display: none; }
  .slide-visual { max-width: 320px; aspect-ratio: 1/1; }
  .slide-text { text-align: center; }
  .slide-text .eyebrow { margin-inline: auto; }
  .slide-tags { justify-content: center; }
  .hero-arrow { width: 36px; height: 36px; }
}

/* ---------- 通用页头（内页） ---------- */
.page-hero {
  padding-top: calc(var(--nav-h) + var(--sp-8));
  padding-bottom: var(--sp-6);
  text-align: center;
  position: relative;
}
.page-hero .eyebrow {
  display: inline-block;
  font-size: 15px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-cyan);
  font-weight: 600;
  margin-bottom: var(--sp-2);
}
.page-hero p { max-width: 700px; margin: var(--sp-2) auto 0; font-size: 19px; }
.page-hero .hero-deco {
  position: absolute; pointer-events: none; z-index: 0;
  width: 380px; height: 380px; top: -60px; right: -100px;
  opacity: .45;
}
.page-hero .hero-deco-2 {
  position: absolute; pointer-events: none; z-index: 0;
  width: 260px; height: 260px; bottom: -80px; left: -80px;
  opacity: .35;
}
.page-hero .container { position: relative; z-index: 1; }

/* ---------- 服务卡片补充 ---------- */
.service-points { margin-top: var(--sp-3); display: flex; flex-direction: column; gap: 10px; }
.service-points li { position: relative; padding-left: 24px; font-size: 15px; color: var(--t-secondary); }
.service-points li::before {
  content: ""; position: absolute; left: 0; top: 8px; width: 12px; height: 8px;
  border-left: 2px solid var(--c-cyan); border-bottom: 2px solid var(--c-cyan);
  transform: rotate(-45deg);
}

/* ---------- 大模型区块 ---------- */
.ai-section { position: relative; }
.ai-banner {
  text-align: center;
  margin-bottom: var(--sp-6);
}
.ai-banner .ai-formula {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 700;
  color: var(--t-primary);
  margin-top: var(--sp-2);
}
.ai-banner .ai-formula .op { color: var(--c-purple); }

/* ---------- 数据指标区 ---------- */
.stats-wrap {
  background: linear-gradient(135deg, #F0F5FF 0%, #FFFFFF 100%);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: var(--sp-6) var(--sp-4);
  box-shadow: var(--shadow-card);
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-3); }
.stats-grid .stat + .stat { border-left: 1px solid var(--border-soft); }

/* ---------- 行业实力（军工/能源） ---------- */
.industry-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-3); }
.industry-card {
  position: relative;
  padding: var(--sp-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  overflow: hidden;
  min-height: 300px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  box-shadow: var(--shadow-card);
}
.industry-card.defense { background: linear-gradient(135deg, rgba(22, 93, 255, 0.12), rgba(255, 255, 255, 0.9)); }
.industry-card.energy { background: linear-gradient(135deg, rgba(6, 182, 212, 0.12), rgba(255, 255, 255, 0.9)); }
.industry-card .industry-icon { width: 64px; height: 64px; border-radius: var(--radius); background: #fff; box-shadow: var(--shadow-card); display: grid; place-items: center; margin-bottom: var(--sp-3); color: var(--c-blue); }
.industry-card .industry-icon svg { width: 32px; height: 32px; }
.industry-card h3 { margin-bottom: 12px; }
.industry-card p { font-size: 16px; }
.industry-card::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background-image: radial-gradient(circle at 80% 20%, rgba(22, 93, 255, 0.08), transparent 40%);
}

/* ==== 首页行业卡要点（带前置标记） ==== */
.industry-card .industry-points {
  list-style: none; padding: 0; margin: var(--sp-2) 0 0;
  display: flex; flex-direction: column; gap: 6px;
}
.industry-card .industry-points li {
  display: flex; align-items: center; gap: 8px;
  font-size: 15px; color: var(--t-secondary);
}
.industry-card .industry-points li::before {
  content: "✓";
  flex: none; font-size: 13px; font-weight: 700; line-height: 1;
  color: var(--c-blue);
}
.industry-card.energy .industry-points li::before { color: var(--c-cyan); }

/* ==== 首页行业卡内子方案列表 ==== */
.industry-card .industry-sub-list {
  list-style: none; padding: 0; margin: var(--sp-3) 0 0;
  display: flex; flex-direction: column; gap: 8px;
}
.industry-card .industry-sub-link {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 10px 14px; border-radius: var(--radius);
  border: 1px solid var(--border-soft); background: rgba(255,255,255,0.55);
  color: var(--t-primary); text-decoration: none;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), border-color .25s var(--ease), background-color .25s var(--ease);
}
.industry-card.defense .industry-sub-link:hover {
  transform: translateX(2px); background: #fff;
  border-color: var(--c-blue);
  box-shadow: 0 6px 18px rgba(22,93,255,.10);
}
.industry-card.energy .industry-sub-link:hover {
  transform: translateX(2px); background: #fff;
  border-color: var(--c-cyan);
  box-shadow: 0 6px 18px rgba(6,182,212,.10);
}
.industry-card .industry-sub-name { font-size: 15px; line-height: 1.5; }
.industry-card .industry-sub-arrow { color: var(--c-text-muted); transition: transform .25s var(--ease), color .2s; font-size: 16px; }
.industry-card.defense .industry-sub-link:hover .industry-sub-arrow { transform: translateX(4px); color: var(--c-blue); }
.industry-card.energy .industry-sub-link:hover .industry-sub-arrow { transform: translateX(4px); color: var(--c-cyan); }
.industry-card .industry-card-cta {
  display: inline-flex; align-items: center; margin-top: 14px;
  font-size: 14px; font-weight: 600; text-decoration: none;
  color: var(--c-blue);
  border-top: 1px dashed var(--border-soft); padding-top: 12px;
}
.industry-card.energy .industry-card-cta { color: var(--c-cyan); }
.industry-card .industry-card-cta:hover { text-decoration: underline; }

/* responsive: 小屏子方案 link 14px */
@media (max-width: 768px) {
  .industry-card .industry-sub-name { font-size: 14px; }
}

/* ---------- 关于我们（首页片段） ---------- */
.about-split { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--sp-6); align-items: center; }
.about-visual {
  position: relative;
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-mid);
  background:
    radial-gradient(circle at 50% 50%, rgba(22,93,255,0.12), transparent 60%),
    linear-gradient(135deg, #F0F5FF, #FFFFFF);
  display: grid;
  place-items: center;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.about-visual .orbit { position: absolute; border: 1px dashed var(--border-mid); border-radius: 50%; }
.about-visual .orbit.o1 { width: 60%; height: 60%; animation: spin-slow 24s linear infinite; }
.about-visual .orbit.o2 { width: 88%; height: 88%; animation: spin-slow 36s linear infinite reverse; }
.about-visual .core {
  width: 96px; height: 96px; border-radius: 24px; background: var(--grad-primary);
  display: grid; place-items: center; box-shadow: var(--shadow-glow-purple); color: #fff;
}
.about-visual .core svg { width: 48px; height: 48px; }
.about-visual .node { position: absolute; width: 14px; height: 14px; border-radius: 50%; background: var(--c-cyan); box-shadow: 0 0 12px var(--c-cyan); }
.about-visual .node.n1 { top: 12%; left: 30%; }
.about-visual .node.n2 { bottom: 16%; right: 20%; }
.about-visual .node.n3 { top: 40%; right: 10%; }

.about-list { margin-top: var(--sp-3); display: flex; flex-direction: column; gap: var(--sp-2); }
.about-list li { display: flex; gap: 14px; align-items: flex-start; }
.about-list .ic { width: 40px; height: 40px; border-radius: 10px; background: rgba(22,93,255,0.1); border: 1px solid var(--border-mid); display: grid; place-items: center; color: var(--c-blue); flex-shrink: 0; }
.about-list .ic svg { width: 20px; height: 20px; }
.about-list b { color: var(--t-primary); display: block; }
.about-list span { font-size: 15px; }

/* ---------- CTA 大区 ---------- */
.cta-band {
  position: relative;
  text-align: center;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-mid);
  padding: var(--sp-8) var(--sp-4);
  background: linear-gradient(135deg, rgba(22,93,255,0.10), rgba(109,92,255,0.10));
  overflow: hidden;
}
.cta-band::before {
  content: ""; position: absolute; inset: 0; z-index: 0;
  background: radial-gradient(600px circle at 50% 0%, rgba(59,142,255,0.16), transparent 60%);
}
.cta-band > * { position: relative; z-index: 1; }
.cta-band h2 { margin-bottom: var(--sp-2); }
.cta-band p { max-width: 560px; margin: 0 auto var(--sp-4); }
.cta-actions { display: flex; gap: var(--sp-2); justify-content: center; flex-wrap: wrap; }

/* ---------- 关于页：时间线 ---------- */
.timeline { position: relative; max-width: 760px; margin: 0 auto; padding-left: 32px; }
.timeline::before { content: ""; position: absolute; left: 7px; top: 6px; bottom: 6px; width: 2px; background: linear-gradient(180deg, var(--c-blue), var(--c-purple), transparent); }
.timeline-item { position: relative; padding-bottom: var(--sp-6); }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before { content: ""; position: absolute; left: -32px; top: 4px; width: 16px; height: 16px; border-radius: 50%; background: var(--bg-base); border: 3px solid var(--c-blue); box-shadow: 0 0 12px rgba(79,143,255,0.6); }
.timeline-item .t-date { color: var(--c-cyan); font-weight: 600; font-size: 15px; margin-bottom: 6px; }
.timeline-item h4 { margin-bottom: 8px; }
.timeline-item p { font-size: 16px; }

/* ---------- 使命愿景 / 文化 ---------- */
.value-card { text-align: center; }
.value-card .card-icon { margin: 0 auto var(--sp-3); }

/* ---------- 团队 ---------- */
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-3); }
.team-card { text-align: center; padding: var(--sp-4) var(--sp-3); }
.team-avatar {
  width: 88px; height: 88px; border-radius: 50%; margin: 0 auto var(--sp-2);
  background: var(--grad-primary); display: grid; place-items: center; color: #fff; font-size: 32px; font-weight: 700;
}
.team-card h4 { font-size: 18px; margin-bottom: 4px; }
.team-card .role { color: var(--c-cyan); font-size: 14px; margin-bottom: 8px; }
.team-card p { font-size: 15px; }

/* ---------- 解决方案页：详细模块 ---------- */
.solution-block { padding-block: var(--sp-8); border-bottom: 1px solid var(--border-soft); }
.solution-block:last-of-type { border-bottom: 0; }
.solution-split { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-6); align-items: center; }
.solution-block:nth-child(even) .solution-visual { order: -1; }
.solution-num { font-size: 16px; color: var(--c-purple); font-weight: 700; letter-spacing: 0.1em; }
.solution-text h2 { margin: 8px 0 var(--sp-2); }
.feature-list { margin-top: var(--sp-3); display: grid; gap: var(--sp-2); }
.feature-list li { display: flex; gap: 14px; align-items: flex-start; padding: 14px 16px; background: var(--bg-card); border: 1px solid var(--border-soft); border-radius: var(--radius-sm); }
.feature-list .ic { color: var(--c-blue); flex-shrink: 0; margin-top: 2px; }
.feature-list b { color: var(--t-primary); display: block; margin-bottom: 2px; }
.feature-list span { font-size: 15px; }

.solution-visual {
  position: relative;
  aspect-ratio: 1/1;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-mid);
  background: radial-gradient(circle at 50% 40%, rgba(22,93,255,0.12), transparent 65%), linear-gradient(135deg, #F0F5FF, #FFFFFF);
  display: grid;
  place-items: center;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.solution-visual .big-ic { width: 120px; height: 120px; color: var(--c-blue); opacity: 0.85; }
.solution-visual .big-ic svg { width: 100%; height: 100%; }

/* 流程步骤 */
.process-flow { display: flex; align-items: stretch; gap: 0; flex-wrap: wrap; }
.process-step { flex: 1; min-width: 150px; position: relative; text-align: center; padding: var(--sp-3); }
.process-step .step-num { width: 52px; height: 52px; border-radius: 50%; margin: 0 auto var(--sp-2); background: #fff; border: 1px solid var(--border-mid); box-shadow: var(--shadow-card); display: grid; place-items: center; font-weight: 700; color: var(--c-blue); font-size: 20px; }
.process-step h4 { font-size: 18px; margin-bottom: 6px; }
.process-step p { font-size: 15px; }
.process-step:not(:last-child)::after { content: ""; position: absolute; top: 26px; right: -12px; width: 24px; height: 2px; background: var(--border-strong); }

/* 行业方案卡片 */
.ind-solution-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-3); }

/* ---------- 资讯页 ---------- */
.filter-bar { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-bottom: var(--sp-6); }
.filter-bar button {
  padding: 9px 20px; border-radius: var(--radius-pill); font-size: 15px; font-weight: 500;
  color: var(--t-secondary); border: 1px solid var(--border-soft); background: var(--bg-card);
  transition: all 0.3s var(--ease);
}
.filter-bar button:hover { border-color: var(--border-strong); color: var(--t-primary); }
.filter-bar button.active { background: var(--grad-primary); color: #fff; border-color: transparent; }

.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3); }
.news-item { display: flex; flex-direction: column; }
.news-meta { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--sp-2); }
.news-meta time { font-size: 14px; color: var(--t-muted); }
.news-item h3 { font-size: 20px; margin-bottom: 10px; }
.news-item p { font-size: 15px; flex: 1; }

/* ---------- 产品中心：主线分组 + 产品卡片 ---------- */
.line-block { padding-block: var(--sp-8); border-bottom: 1px solid var(--border-soft); scroll-margin-top: calc(var(--nav-h) + 24px); }
.line-block:last-of-type { border-bottom: 0; }
.line-head { margin-bottom: var(--sp-4); display: flex; align-items: flex-start; gap: var(--sp-3); }
.line-head .line-head-text { flex: 1; min-width: 0; }
.line-head .line-lead { font-size: 17px; color: var(--t-secondary); margin-top: 6px; max-width: 720px; }
.line-icon {
  flex: none; width: 64px; height: 64px;
  display: grid; place-items: center;
  border-radius: var(--radius);
  color: var(--c-blue);
  background: linear-gradient(135deg, rgba(22,93,255,0.12), rgba(255,255,255,0.6));
  border: 1px solid rgba(22,93,255,0.18);
}
.line-icon svg { width: 32px; height: 32px; }
.line-block[data-tone="governance"] .line-icon { color: var(--c-purple); background: linear-gradient(135deg, rgba(109,92,255,0.12), rgba(255,255,255,0.6)); border-color: rgba(109,92,255,0.20); }
.line-block[data-tone="trading"] .line-icon { color: var(--c-cyan); background: linear-gradient(135deg, rgba(8,145,178,0.12), rgba(255,255,255,0.6)); border-color: rgba(8,145,178,0.20); }

.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: var(--sp-3); }
.product-card { display: flex; flex-direction: column; padding: var(--sp-4); scroll-margin-top: calc(var(--nav-h) + 24px); }
.product-card .card-icon {
  width: 56px; height: 56px;
  display: grid; place-items: center;
  border-radius: var(--radius);
  color: var(--c-blue);
  background: linear-gradient(135deg, rgba(22,93,255,0.10), rgba(255,255,255,0.5));
  border: 1px solid rgba(22,93,255,0.15);
  margin-bottom: var(--sp-3);
}
.product-card .card-icon svg { width: 28px; height: 28px; }
.product-card[data-tone="governance"] .card-icon { color: var(--c-purple); background: linear-gradient(135deg, rgba(109,92,255,0.10), rgba(255,255,255,0.5)); border-color: rgba(109,92,255,0.18); }
.product-card[data-tone="trading"] .card-icon { color: var(--c-cyan); background: linear-gradient(135deg, rgba(8,145,178,0.10), rgba(255,255,255,0.5)); border-color: rgba(8,145,178,0.18); }
.product-card h3 { font-size: 20px; margin-bottom: 10px; line-height: 1.4; }
.product-card p { font-size: 15px; color: var(--t-secondary); flex: 1; }

/* 已有详情页的产品卡：整卡可点 */
.product-card--link { text-decoration: none; transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.product-card--link:hover { transform: translateY(-4px); border-color: var(--c-blue); box-shadow: 0 14px 32px rgba(22, 93, 255, 0.12); }
.product-card--link .link-arrow { margin-top: var(--sp-3); color: var(--c-blue); font-size: 14px; font-weight: 600; }
.product-card--link:hover .link-arrow { color: var(--c-cyan); }

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

/* ---------- 联系我们（about.html 底部） ---------- */
.contact-cards { display: grid; gap: var(--sp-2); max-width: 760px; margin-inline: auto; }
.contact-card { display: flex; gap: 16px; align-items: flex-start; padding: var(--sp-3); }
.contact-card .ic { width: 46px; height: 46px; border-radius: 12px; background: rgba(22,93,255,0.1); border: 1px solid var(--border-mid); display: grid; place-items: center; color: var(--c-blue); flex-shrink: 0; }
.contact-card .ic svg { width: 22px; height: 22px; }
.contact-card h4 { font-size: 17px; margin-bottom: 4px; }
.contact-card p { font-size: 15px; }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid .stat:nth-child(3) { border-left: 0; }
  .bundle-grid { grid-template-columns: repeat(2, 1fr); }
  .ds-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .about-split,
  .solution-split { grid-template-columns: 1fr; }
  .solution-block:nth-child(even) .solution-visual { order: 0; }
  .industry-grid,
  .ind-solution-grid,
  .news-grid,
  .team-grid,
  .bundle-grid,
  .ds-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid .stat { border-left: 0 !important; }
  .process-step:not(:last-child)::after { display: none; }
  .hero { min-height: auto; padding-block: calc(var(--nav-h) + 48px) 64px; }
  .ds-cats { justify-content: flex-start; }
  .ds-modal { padding: 16px; }
  .ds-modal .modal-panel { padding: var(--sp-3); }
  .contact-card { gap: 12px; padding: var(--sp-2); }
  .contact-card .ic { width: 36px; height: 36px; border-radius: 10px; }
  .contact-card .ic svg { width: 18px; height: 18px; }
  .contact-card h4 { font-size: 16px; }
  .contact-card p { font-size: 14px; }
}

/* ---------- 高质量数据集页面 ---------- */

/* 推荐组合（4 张卡片） */
.bundle-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-3); }
.bundle-card {
  position: relative;
  padding: var(--sp-3);
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.3s var(--ease);
}
.bundle-card:hover { border-color: var(--c-blue); box-shadow: var(--shadow-card); transform: translateY(-2px); }
.bundle-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  background: var(--grad-primary);
  margin-bottom: var(--sp-2);
}
.bundle-card h4 { font-size: 19px; margin-bottom: 10px; }
.bundle-card p { font-size: 14px; color: var(--t-secondary); margin-bottom: var(--sp-2); min-height: 60px; }
.bundle-link { color: var(--c-blue); font-size: 14px; font-weight: 500; }

/* 搜索框 */
.ds-search {
  position: relative;
  max-width: 100%;
  margin: 0 auto var(--sp-3);
}
.ds-search input {
  width: 100%;
  padding: 14px 20px 14px 48px;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-pill);
  font-size: 15px;
  background: var(--bg-card);
  transition: all 0.3s var(--ease);
  font-family: inherit;
  color: var(--t-primary);
}
.ds-search input:focus { outline: none; border-color: var(--c-blue); box-shadow: 0 0 0 3px rgba(22, 93, 255, 0.12); }
.ds-search::before {
  content: "";
  position: absolute;
  left: 18px; top: 50%;
  width: 18px; height: 18px;
  transform: translateY(-50%);
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238A98AD' stroke-width='1.8'><circle cx='11' cy='11' r='7'/><path d='m20 20-3.5-3.5'/></svg>") center/contain no-repeat;
}

/* 分类筛选 */
.ds-cats { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-bottom: var(--sp-4); }
.ds-cats button {
  min-height: var(--btn-h-sm);
  padding: 0 18px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 500;
  line-height: 1;
  color: var(--t-secondary);
  border: 1px solid var(--border-soft);
  background: var(--bg-card);
  transition: all 0.3s var(--ease);
  cursor: pointer;
  font-family: inherit;
}
.ds-cats button:hover { border-color: var(--border-strong); color: var(--t-primary); }
.ds-cats button.active { background: var(--grad-primary); color: #fff; border-color: transparent; }

/* 数据集卡片网格 */
.ds-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3); }
.ds-card {
  display: flex;
  flex-direction: column;
  padding: var(--sp-3);
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  transition: all 0.3s var(--ease);
  position: relative;
  cursor: pointer;
}
.ds-card:hover { border-color: var(--c-blue); box-shadow: var(--shadow-card); transform: translateY(-2px); }
.ds-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--sp-2); flex-wrap: wrap; gap: 6px; }
.ds-cat {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
  color: var(--c-blue);
  background: rgba(22, 93, 255, 0.08);
  border: 1px solid rgba(22, 93, 255, 0.18);
}
.ds-bundle {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
  color: #fff;
  background: var(--c-purple);
}
.ds-card h3 { font-size: 18px; margin-bottom: 10px; line-height: 1.4; }
.ds-scale { font-size: 13px; color: var(--c-cyan); font-weight: 600; margin-bottom: 6px; }
.ds-scope { font-size: 14px; color: var(--t-secondary); flex: 1; margin-bottom: var(--sp-2); }
.ds-detail-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  padding: 0;
  min-height: 28px;
  color: var(--c-blue);
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  font-family: inherit;
}
.ds-detail-btn:hover { color: var(--c-cyan); }
.ds-detail-btn svg { width: 14px; height: 14px; transition: transform 0.3s var(--ease); }
.ds-card:hover .ds-detail-btn svg { transform: translateX(3px); }

.ds-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--sp-6);
  color: var(--t-muted);
  font-size: 15px;
  background: var(--bg-soft);
  border-radius: var(--radius);
}

/* 数据集弹窗 */
.ds-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(15, 31, 61, 0.55);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 32px;
}
.ds-modal.open { display: flex; animation: fade-in 0.2s var(--ease); }
.ds-modal .modal-panel {
  position: relative;
  width: 100%;
  max-width: 920px;
  max-height: 90vh;
  overflow-y: auto;
  background: #fff;
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-lg);
  padding: var(--sp-5);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.6) inset,
    0 30px 80px rgba(15, 31, 61, 0.35);
  animation: slide-up 0.3s var(--ease);
}
.ds-modal .modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: var(--icon-btn);
  height: var(--icon-btn);
  border-radius: 50%;
  border: none;
  background: var(--bg-soft);
  color: var(--t-secondary);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: all 0.2s var(--ease);
}
.ds-modal .modal-close:hover { background: var(--c-blue); color: #fff; }
.ds-modal .modal-close svg { width: 18px; height: 18px; }
.ds-modal .modal-head { display: flex; gap: 8px; margin-bottom: var(--sp-2); flex-wrap: wrap; }
.ds-modal h2 { font-size: 24px; margin-bottom: var(--sp-3); padding-right: 40px; }
.ds-modal .modal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-2); margin-bottom: var(--sp-3); }
.ds-modal .modal-cell {
  background: var(--bg-soft);
  border-radius: var(--radius-sm);
  padding: var(--sp-2) var(--sp-3);
}
.ds-modal .modal-cell h5 { font-size: 13px; color: var(--t-muted); margin-bottom: 4px; font-weight: 500; }
.ds-modal .modal-cell p { font-size: 15px; color: var(--t-primary); }
.ds-modal .modal-section { margin-bottom: var(--sp-3); }
.ds-modal .modal-section h5 {
  font-size: 14px;
  font-weight: 600;
  color: var(--c-blue);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.ds-modal .modal-section h5::before {
  content: "";
  width: 3px; height: 14px;
  background: var(--c-blue);
  border-radius: 2px;
}
.ds-modal .modal-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 8px; }
.ds-modal .modal-list li {
  list-style: none;
  font-size: 13px;
  padding: 5px 12px;
  background: var(--bg-soft);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-pill);
  color: var(--t-secondary);
}
.ds-modal .modal-list li.muted { color: var(--t-muted); }

@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes slide-up { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

/* 首页数据集概览板块 */
.ds-overview {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--sp-6);
  align-items: center;
}
.ds-overview-text h3 { font-size: 22px; margin-bottom: var(--sp-2); }
.ds-overview-text p { font-size: 16px; color: var(--t-secondary); margin-bottom: var(--sp-3); }
.ds-overview-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.ds-overview-grid a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--t-primary);
  transition: all 0.3s var(--ease);
}
.ds-overview-grid a:hover { border-color: var(--c-blue); color: var(--c-blue); transform: translateX(2px); }
.ds-overview-grid a .count {
  font-size: 12px;
  color: var(--c-cyan);
  font-weight: 600;
  margin-left: auto;
}
@media (max-width: 768px) {
  .ds-overview { grid-template-columns: 1fr; }
}

/* ---------- 首页数据集概览（列表式：3 列卡片 + 逐个放大入场） ---------- */
.ds-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
}
/* 单卡片 */
.ds-grid-item {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 22px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-card);
  color: var(--t-primary);
  text-decoration: none;
  overflow: hidden;
  /* 入场初始态：缩到 65%、下沉、不可见 */
  opacity: 0;
  transform: scale(0.65) translateY(28px);
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease),
              border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
  transition-delay: calc(var(--i, 0) * 0.06s);
}
/* 容器滚到视野时，逐个 scale-up 到完整大小 */
.ds-grid.is-visible .ds-grid-item {
  opacity: 1;
  transform: scale(1) translateY(0);
}
/* 悬浮时再轻浮一下、加蓝光 */
.ds-grid-item:hover {
  border-color: var(--c-blue);
  box-shadow: 0 16px 40px rgba(22, 93, 255, 0.18);
  /* hover 写在 is-visible 之后，特异度相同、后写覆盖前写，这里再写一次完整的 hover transform */
}
.ds-grid.is-visible .ds-grid-item:hover {
  transform: translateY(-6px);
}
/* 顶部一行：图标 + 数字 */
.ds-grid-item-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.ds-grid-item-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  background: rgba(22, 93, 255, 0.08);
  border: 1px solid rgba(22, 93, 255, 0.16);
  display: grid; place-items: center;
  color: var(--c-blue);
  transition: background 0.25s var(--ease), color 0.25s var(--ease);
}
.ds-grid-item-icon svg { width: 22px; height: 22px; }
.ds-grid-item:hover .ds-grid-item-icon {
  background: rgba(22, 93, 255, 0.16);
}
/* 大数字 */
.ds-grid-item-count {
  font-size: 36px;
  font-weight: 700;
  color: var(--c-blue);
  letter-spacing: -0.02em;
  line-height: 1;
}
.ds-grid-item-count span { font-size: 18px; opacity: 0.7; margin-left: 1px; }
/* 名称 + 箭头 同行容器 */
.ds-grid-item-body {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;            /* 把这一行推到卡片底部 */
}
/* 分类名 */
.ds-grid-item-name {
  flex: 1;
  min-width: 0;                /* 允许在 flex 中收缩并触发 line-clamp */
  font-size: 18px;
  font-weight: 600;
  color: var(--t-primary);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
/* 同行右侧箭头：与名称末行对齐 */
.ds-grid-item-arrow {
  flex-shrink: 0;
  align-self: flex-end;        /* 单行名称时跟文字基线齐，双行时贴底 */
  width: 28px; height: 28px;
  border-radius: 8px;
  background: rgba(22, 93, 255, 0.08);
  display: grid; place-items: center;
  color: var(--c-blue);
  transition: background 0.25s var(--ease), transform 0.25s var(--ease), color 0.25s var(--ease);
}
.ds-grid-item-arrow svg { width: 16px; height: 16px; }
.ds-grid-item:hover .ds-grid-item-arrow {
  background: var(--c-blue);
  color: #fff;
  transform: translateX(2px);
}

/* 响应式 */
@media (max-width: 980px) {
  .ds-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .ds-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .ds-grid-item { padding: 16px; }
  .ds-grid-item-count { font-size: 28px; }
  .ds-grid-item-name { font-size: 15px; }
}

/* =================================================================
   汇总页：行业 + 子方案 合并布局（solutions.html 专用）
   每个行业 = 一整个 .solution-industry-block
   内含 .solution-industry-head（行业头部） + .solution-items-grid（子方案网格）
   ================================================================= */

/* 无 section-head 时收紧与 page-hero 之间的间距（solutions.html 用） */
.section.section-tight-top { padding-top: var(--sp-3); }

/* 顶部行业锚点导航（pill 风格） */
.solution-anchor-nav {
  display: flex; gap: 10px; flex-wrap: wrap;
  margin-bottom: var(--sp-5);
  padding: 6px;
  background: var(--bg-soft);
  border-radius: var(--radius-pill);
  width: max-content;
  max-width: 100%;
}
.solution-anchor-link {
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  font-size: 16px; font-weight: 700;
  color: var(--t-secondary);
  text-decoration: none;
  transition: all 0.25s var(--ease);
}
.solution-anchor-link:hover { color: var(--c-blue); }
.solution-anchor-link.active { background: var(--grad-primary); color: #fff; }

/* 单个行业 block（占整页一屏高度） */
[data-mount='solutions-overview'] { display: grid; gap: var(--sp-12); }
.solution-industry-block {
  scroll-margin-top: calc(var(--nav-h) + 24px);
  padding: var(--sp-8);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  background: var(--bg-card);
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}
.solution-industry-block::before {
  content: ""; position: absolute; inset: 0 auto 0 0; width: 6px;
  background: var(--grad-primary);
}
.solution-industry-block[data-industry="defense"]::before { background: linear-gradient(180deg, #165DFF, #4F8AFF); }
.solution-industry-block[data-industry="energy"]::before  { background: linear-gradient(180deg, #06B6D4, #0891B2); }

/* 行业头部：左 icon，右标题/描述/要点 */
.solution-industry-head {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: var(--sp-5);
  align-items: start;
  padding-bottom: var(--sp-5);
  border-bottom: 1px dashed var(--border-soft);
  margin-bottom: var(--sp-5);
}
.solution-industry-icon {
  width: 120px; height: 120px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, #f5f8ff, #e8f0ff);
  display: grid; place-items: center;
  color: var(--c-blue);
  box-shadow: 0 8px 24px rgba(22, 93, 255, 0.08);
}
.solution-industry-block[data-industry="energy"] .solution-industry-icon {
  background: linear-gradient(135deg, #ecfeff, #cffafe);
  color: var(--c-cyan);
  box-shadow: 0 8px 24px rgba(6, 182, 212, 0.08);
}
.solution-industry-icon svg { width: 56px; height: 56px; }

.solution-industry-meta .eyebrow {
  display: inline-block;
  color: var(--c-blue);
  font-weight: 600;
  letter-spacing: 0.14em;
  font-size: 13px;
  margin-bottom: 8px;
}
.solution-industry-block[data-industry="energy"] .solution-industry-meta .eyebrow { color: var(--c-cyan); }
.solution-industry-meta h2 { font-size: 34px; margin-bottom: 14px; }
.solution-industry-meta p { font-size: 18px; line-height: 1.75; color: var(--t-secondary); margin-bottom: var(--sp-3); max-width: 820px; }
.solution-industry-meta .industry-points {
  display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 0;
}
.solution-industry-meta .industry-points li {
  padding: 8px 18px; font-size: 15px;
  background: var(--bg-soft);
  border-radius: var(--radius-pill);
  color: var(--t-secondary);
}

/* 子方案网格 */
.solution-items-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
}
.sub-solution-card {
  display: flex; flex-direction: column;
  padding: var(--sp-4);
  border-radius: var(--radius);
  border: 1px solid var(--border-soft);
  background: #fff;
  color: var(--t-primary);
  text-decoration: none;
  position: relative;
  transition: all 0.3s var(--ease);
  min-height: 180px;
}
.sub-solution-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(22, 93, 255, 0.10);
  border-color: var(--c-blue);
}
.sub-solution-card[data-industry="energy"]:hover { border-color: var(--c-cyan); box-shadow: 0 12px 32px rgba(6, 182, 212, 0.10); }

.sub-solution-icon {
  width: 56px; height: 56px;
  border-radius: var(--radius);
  background: var(--bg-soft);
  display: grid; place-items: center;
  color: var(--c-blue);
  margin-bottom: var(--sp-3);
}
.sub-solution-card[data-industry="energy"] .sub-solution-icon { color: var(--c-cyan); }
.sub-solution-icon svg { width: 28px; height: 28px; }

.sub-solution-num {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 14px;
  color: var(--t-muted);
  font-weight: 600;
  letter-spacing: 0.06em;
  position: absolute;
  top: var(--sp-3); right: var(--sp-3);
}

.sub-solution-card h3 {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.5;
  margin-bottom: var(--sp-3);
}

.sub-solution-arrow {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: auto;
  font-size: 15px; font-weight: 500;
  color: var(--c-blue);
}
.sub-solution-card[data-industry="energy"] .sub-solution-arrow { color: var(--c-cyan); }
.sub-solution-arrow svg { width: 16px; height: 16px; transition: transform 0.25s var(--ease); }
.sub-solution-card:hover .sub-solution-arrow svg { transform: translateX(4px); }

/* 汇总页合并布局响应式 */
@media (max-width: 980px) {
  [data-mount='solutions-overview'] { gap: var(--sp-8); }
  .solution-industry-block { padding: var(--sp-5); }
  .solution-industry-head { grid-template-columns: 88px 1fr; gap: var(--sp-4); }
  .solution-industry-icon { width: 88px; height: 88px; }
  .solution-industry-icon svg { width: 40px; height: 40px; }
  .solution-industry-meta h2 { font-size: 28px; }
  .solution-industry-meta p { font-size: 16px; }
  .solution-items-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .solution-anchor-nav { width: 100%; justify-content: center; }
  .solution-anchor-link { padding: 9px 16px; font-size: 15px; }
  .solution-industry-block { padding: var(--sp-4); }
  .solution-industry-head {
    grid-template-columns: 1fr;
    gap: var(--sp-3);
    padding-bottom: var(--sp-4);
    margin-bottom: var(--sp-4);
  }
  .solution-industry-icon { width: 64px; height: 64px; }
  .solution-industry-icon svg { width: 30px; height: 30px; }
  .solution-industry-meta h2 { font-size: 24px; }
  .solution-industry-meta p { font-size: 16px; }
  .solution-industry-meta .industry-points li { font-size: 14px; padding: 7px 15px; }
  .solution-items-grid { grid-template-columns: 1fr; }
  .sub-solution-card { min-height: 0; padding: var(--sp-4); }
  .sub-solution-card h3 { font-size: 18px; margin-bottom: var(--sp-2); }
  .sub-solution-icon { width: 48px; height: 48px; margin-bottom: var(--sp-2); }
  .sub-solution-icon svg { width: 24px; height: 24px; }
}

/* =================================================================
   详情页（solutions/<anchorId>.html）
   ================================================================= */
.solution-hero {
  padding-block: calc(var(--nav-h) + var(--sp-8)) var(--sp-8);
  background:
    radial-gradient(ellipse at 20% 0%, rgba(22, 93, 255, 0.10), transparent 60%),
    radial-gradient(ellipse at 80% 100%, rgba(6, 182, 212, 0.10), transparent 60%),
    linear-gradient(180deg, #f5f8ff, #fff);
}
.solution-hero .breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--t-muted);
  margin-bottom: var(--sp-3); flex-wrap: wrap;
}
.solution-hero .breadcrumb a { color: var(--t-secondary); text-decoration: none; }
.solution-hero .breadcrumb a:hover { color: var(--c-blue); }
.solution-hero .breadcrumb .current { color: var(--t-primary); font-weight: 500; }
.solution-hero h1 { font-size: 40px; margin-bottom: 14px; }
.solution-hero .lead { font-size: 18px; color: var(--t-secondary); max-width: 820px; }

/* 核心特性 chips */
.solution-features .section-head { margin-bottom: var(--sp-4); }
.solution-chips { display: flex; flex-wrap: wrap; gap: 10px; }
.solution-chip {
  display: inline-block;
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, rgba(22, 93, 255, 0.08), rgba(6, 182, 212, 0.06));
  border: 1px solid var(--border-mid);
  color: var(--t-primary);
  font-size: 15px;
  font-weight: 500;
  transition: all 0.25s var(--ease);
}
.solution-chip:hover {
  border-color: var(--c-blue);
  color: var(--c-blue);
  transform: translateY(-2px);
}

/* 富文本正文容器（prose 样式，对接 wangEditor 输出的 HTML） */
.solution-detail-body {
  max-width: 880px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.85;
  color: var(--t-primary);
}
.solution-detail-body h1, .solution-detail-body h2, .solution-detail-body h3,
.solution-detail-body h4, .solution-detail-body h5 {
  margin: 1.6em 0 0.6em; line-height: 1.4; font-weight: 600;
}
.solution-detail-body h1 { font-size: 30px; }
.solution-detail-body h2 { font-size: 24px; padding-bottom: 8px; border-bottom: 1px solid var(--border-soft); }
.solution-detail-body h3 { font-size: 20px; }
.solution-detail-body h4 { font-size: 18px; }
.solution-detail-body p { margin: 0 0 1em; }
.solution-detail-body ul, .solution-detail-body ol { padding-left: 1.6em; margin: 0 0 1em; }
.solution-detail-body li { margin: 0.3em 0; }
.solution-detail-body blockquote {
  margin: 1em 0; padding: 12px 18px;
  background: var(--bg-soft); border-left: 4px solid var(--c-blue);
  color: var(--t-secondary); border-radius: 0 var(--radius) var(--radius) 0;
}
.solution-detail-body code {
  background: #f3f4f6; padding: 2px 6px; border-radius: 4px;
  font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 0.9em;
  color: #e11d48;
}
.solution-detail-body pre {
  background: #1e293b; color: #e2e8f0; padding: 16px;
  border-radius: var(--radius); overflow-x: auto; margin: 1em 0;
}
.solution-detail-body pre code { background: transparent; color: inherit; padding: 0; }
.solution-detail-body table {
  width: 100%; border-collapse: collapse; margin: 1em 0;
  border: 1px solid var(--border-soft);
}
.solution-detail-body th, .solution-detail-body td {
  padding: 10px 14px; border: 1px solid var(--border-soft); text-align: left;
}
.solution-detail-body th { background: var(--bg-soft); font-weight: 600; }
.solution-detail-body img {
  max-width: 100%; height: auto; border-radius: var(--radius);
  display: block; margin: 1em auto; box-shadow: var(--shadow-card);
}
.solution-detail-body a { color: var(--c-blue); text-decoration: none; }
.solution-detail-body a:hover { text-decoration: underline; }
.solution-detail-body hr { border: none; border-top: 1px solid var(--border-soft); margin: 2em 0; }

/* 关联方案 */
.solution-related .section-head { margin-bottom: var(--sp-4); }
.solution-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-3);
}
.solution-related-card {
  display: flex; flex-direction: column;
  padding: var(--sp-5);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  background: var(--bg-card);
  text-decoration: none; color: var(--t-primary);
  transition: all 0.3s var(--ease);
  position: relative;
  overflow: hidden;
}
.solution-related-card:hover {
  border-color: var(--c-blue);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(22, 93, 255, 0.12);
}
.solution-related-card .num {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 13px; color: var(--c-blue); font-weight: 600;
  letter-spacing: 0.04em; margin-bottom: var(--sp-2);
}
.solution-related-card h3 { font-size: 18px; margin-bottom: 10px; line-height: 1.5; }
.solution-related-card p { font-size: 14px; color: var(--t-secondary); flex: 1; margin-bottom: var(--sp-2); }
.solution-related-card .link-arrow { color: var(--c-blue); font-size: 14px; font-weight: 500; }

/* =================================================================
   详情页 · 富媒体版式（Hero 分栏 / 氛围横幅 / 场景卡 / 价值 / 平台）
   ================================================================= */

/* --- Hero 左文右图 --- */
.solution-hero--split { overflow: hidden; }
.solution-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.85fr);
  gap: var(--sp-6);
  align-items: center;
}
.solution-hero-text .eyebrow {
  display: inline-block; color: var(--c-cyan);
  font-weight: 600; letter-spacing: 0.14em; font-size: 14px; margin-bottom: 10px;
}
.solution-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: var(--sp-4); }
.solution-hero-figure img {
  width: 100%; height: auto; display: block;
  filter: drop-shadow(0 24px 48px rgba(22, 93, 255, 0.16));
}

/* --- 全幅氛围横幅 --- */
.solution-band {
  position: relative;
  min-height: 340px;
  display: flex; align-items: center;
  overflow: hidden;
  background: #0B2A5B;
}
.solution-band::before {
  content: '';
  position: absolute; inset: 0;
  background:
    linear-gradient(
      to right,
      rgba(6, 26, 60, 0.94) 0%,
      rgba(6, 26, 60, 0.90) 36%,
      rgba(7, 30, 68, 0.70) 62%,
      rgba(9, 36, 80, 0.48) 100%
    ),
    linear-gradient(
      to bottom,
      rgba(4, 18, 44, 0.35) 0%,
      rgba(4, 18, 44, 0.08) 45%,
      rgba(4, 18, 44, 0.45) 100%
    );
  z-index: 1;
  pointer-events: none;
}
.solution-band-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.95;
  z-index: 0;
}
.solution-band-inner {
  position: relative; z-index: 2;
  padding-block: var(--sp-8);
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: var(--sp-6);
  align-items: center;
}
.solution-band-copy h2 {
  color: #fff; font-size: 30px; line-height: 1.45; margin-bottom: 14px;
  text-shadow: 0 2px 12px rgba(2, 12, 32, 0.85), 0 1px 2px rgba(2, 12, 32, 0.6);
}
.solution-band-copy p {
  color: rgba(226, 238, 255, 0.94); font-size: 16px; line-height: 1.8;
  max-width: 620px;
  text-shadow: 0 1px 10px rgba(2, 12, 32, 0.8), 0 1px 2px rgba(2, 12, 32, 0.5);
}
.solution-band-stats {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
}
.solution-band-stats li {
  padding: 18px 20px;
  border-radius: var(--radius);
  background: rgba(6, 26, 60, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(8px);
}
.solution-band-stats strong {
  display: block;
  font-size: 44px; line-height: 1; color: #fff; font-weight: 700;
  letter-spacing: -0.02em;
  text-shadow: 0 2px 12px rgba(2, 12, 32, 0.7);
}
.solution-band-stats strong sup {
  font-size: 18px; font-weight: 600; margin-left: 10px;
  color: rgba(180, 210, 255, 0.92);
  vertical-align: baseline; position: relative; top: -16px;
  text-shadow: 0 1px 6px rgba(2, 12, 32, 0.6);
}
.solution-band-stats span {
  display: block; margin-top: 12px; font-size: 14px; color: rgba(215, 231, 255, 0.92);
  text-shadow: 0 1px 6px rgba(2, 12, 32, 0.6);
}

/* --- 适用场景卡片 --- */
.scene-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3);
}
/* 4 张卡的场景组（产品详情页）：一行排满，避免 3+1 的孤儿卡 */
.scene-grid--4 { grid-template-columns: repeat(4, 1fr); }
.scene-card {
  display: flex; flex-direction: column;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  background: var(--bg-card);
  overflow: hidden;
  transition: all 0.3s var(--ease);
}
.scene-card:hover {
  transform: translateY(-6px);
  border-color: var(--c-blue);
  box-shadow: 0 16px 40px rgba(22, 93, 255, 0.12);
}
.scene-figure { background: var(--bg-soft); overflow: hidden; }
.scene-figure img {
  width: 100%; height: auto; display: block;
  transition: transform 0.45s var(--ease);
}
.scene-card:hover .scene-figure img { transform: scale(1.05); }
.scene-body { padding: var(--sp-4); position: relative; }
.scene-num {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 13px; font-weight: 600; color: var(--c-blue);
  letter-spacing: 0.06em; display: block; margin-bottom: 8px;
}
.scene-body h3 { font-size: 19px; font-weight: 600; line-height: 1.5; margin-bottom: 10px; }
.scene-body p { font-size: 15px; line-height: 1.75; color: var(--t-secondary); }

/* --- 方案简介 左文右图 --- */
.solution-split {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: var(--sp-8);
  align-items: center;
}
.solution-split-text .eyebrow {
  display: inline-block; color: var(--c-cyan);
  font-weight: 600; letter-spacing: 0.14em; font-size: 14px; margin-bottom: 10px;
}
.solution-split-text h2 { font-size: 30px; line-height: 1.45; margin-bottom: var(--sp-4); }
.solution-feature-list { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--sp-3); }
.solution-feature-list li { display: grid; grid-template-columns: 22px 1fr; gap: 14px; align-items: start; }
.fl-dot {
  width: 12px; height: 12px; margin-top: 7px; border-radius: 50%;
  background: var(--grad-primary);
  box-shadow: 0 0 0 5px rgba(22, 93, 255, 0.12);
}
.solution-feature-list h4 { font-size: 18px; font-weight: 600; margin-bottom: 4px; }
.solution-feature-list p { font-size: 15px; line-height: 1.75; color: var(--t-secondary); }
.solution-split-figure { position: relative; }
.solution-split-figure img {
  width: 100%; height: auto; display: block;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 44px rgba(15, 31, 61, 0.10);
}
.split-figure-tag {
  position: absolute; top: 16px; left: 50%;
  transform: translateX(-50%);
  padding: 6px 14px; border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--border-soft);
  font-size: 13px; font-weight: 600; color: var(--c-blue);
  box-shadow: 0 6px 18px rgba(15, 31, 61, 0.10);
  white-space: nowrap;
  z-index: 2;
}

/* --- 核心价值 --- */
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3); }
.value-card {
  position: relative; overflow: hidden;
  padding: var(--sp-5);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  background: var(--bg-card);
  transition: all 0.3s var(--ease);
}
.value-card:hover {
  transform: translateY(-4px);
  border-color: var(--c-blue);
  box-shadow: 0 14px 36px rgba(22, 93, 255, 0.12);
}
.value-num {
  position: absolute; top: 10px; right: 18px;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 54px; font-weight: 700; line-height: 1;
  color: rgba(22, 93, 255, 0.07);
}
.value-icon {
  width: 56px; height: 56px; border-radius: var(--radius);
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(22, 93, 255, 0.10), rgba(6, 182, 212, 0.10));
  color: var(--c-blue);
  margin-bottom: var(--sp-3);
}
.value-icon svg { width: 28px; height: 28px; }
.value-card h3 { font-size: 20px; font-weight: 600; margin-bottom: 10px; }
.value-card p { font-size: 15px; line-height: 1.8; color: var(--t-secondary); }

/* --- 搭载平台 --- */
.platform-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3); }
.platform-card {
  display: flex; flex-direction: column;
  padding: var(--sp-5);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-soft);
  background: var(--bg-card);
  text-decoration: none; color: var(--t-primary);
  transition: all 0.3s var(--ease);
}
.platform-card:hover {
  transform: translateY(-4px);
  border-color: var(--c-cyan);
  box-shadow: 0 14px 36px rgba(6, 182, 212, 0.14);
}
.platform-icon {
  width: 52px; height: 52px; border-radius: var(--radius);
  display: grid; place-items: center;
  background: var(--bg-soft); color: var(--c-cyan);
  margin-bottom: var(--sp-3);
}
.platform-icon svg { width: 26px; height: 26px; }
.platform-card h3 { font-size: 18px; font-weight: 600; line-height: 1.5; margin-bottom: 8px; }
.platform-card p { font-size: 15px; color: var(--t-secondary); flex: 1; margin-bottom: var(--sp-3); }
.platform-card .link-arrow { color: var(--c-cyan); font-size: 14px; font-weight: 600; }

/* 详情页响应式 */
@media (max-width: 980px) {
  .solution-hero h1 { font-size: 32px; }
  .solution-hero .lead { font-size: 16px; }
  .solution-related-grid { grid-template-columns: repeat(2, 1fr); }

  .solution-hero-grid { grid-template-columns: 1fr; gap: var(--sp-4); }
  .solution-hero-figure { max-width: 460px; }
  .solution-band-inner { grid-template-columns: 1fr; gap: var(--sp-4); }
  .solution-band-copy h2 { font-size: 26px; }
  .solution-band-stats { grid-template-columns: repeat(4, 1fr); }
  .solution-band-stats strong { font-size: 28px; }
  .solution-band-stats strong sup { font-size: 14px; top: -12px; }
  .scene-grid { grid-template-columns: repeat(2, 1fr); }
  .solution-split { grid-template-columns: 1fr; gap: var(--sp-5); }
  .solution-split-text h2 { font-size: 26px; }
  .solution-split-figure { max-width: 520px; }
  .value-grid { grid-template-columns: 1fr; }
  .platform-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .solution-hero { padding-block: calc(var(--nav-h) + var(--sp-6)) var(--sp-6); }
  .solution-hero h1 { font-size: 26px; }
  .solution-related-grid { grid-template-columns: 1fr; }
  .solution-detail-body { font-size: 15px; line-height: 1.8; }
  .solution-detail-body h1 { font-size: 24px; }
  .solution-detail-body h2 { font-size: 20px; }

  .solution-hero-actions .btn { flex: 1 1 auto; justify-content: center; }
  .solution-band { min-height: 0; }
  .solution-band-inner { padding-block: var(--sp-6); }
  .solution-band-copy h2 { font-size: 22px; }
  .solution-band-copy p { font-size: 15px; }
  .solution-band-stats { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .solution-band-stats li { padding: 14px 16px; }
  .solution-band-stats strong { font-size: 32px; }
  .solution-band-stats strong sup { font-size: 13px; top: -12px; margin-left: 6px; }
  .solution-band-stats span { margin-top: 8px; font-size: 13px; }
  .scene-grid { grid-template-columns: 1fr; }
  .scene-body { padding: var(--sp-3); }
  .scene-body h3 { font-size: 18px; }
  .solution-split-text h2 { font-size: 22px; }
  .value-card, .platform-card { padding: var(--sp-4); }
  .value-num { font-size: 44px; }
}