/* ============================================================
   数航科技 — 医疗数字化底座 / 平台页面
   依赖 style.css 中的设计变量与基础组件
   ============================================================ */

.platform-page .eyebrow,
.page-hero .eyebrow { white-space: normal; }

/* ---------- Page hero ---------- */
.page-hero{
  position: relative;
  overflow: hidden;
  color: #fff;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 55%, #00123d 100%);
  padding: 168px 0 96px;
}
.page-hero-inner{
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.12fr .88fr;
  gap: 56px;
  align-items: center;
}
.page-hero h1{
  font-size: 52px;
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -.02em;
  margin: 6px 0 22px;
  background: linear-gradient(120deg, #fff, #bcdcff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.page-hero .hero-lede{
  font-size: 17.5px;
  color: rgba(255,255,255,.88);
  max-width: 620px;
  margin-bottom: 16px;
}
.page-hero .hero-moto{
  font-size: 15.5px;
  font-weight: 600;
  color: var(--green-2);
  margin-bottom: 30px;
  letter-spacing: .03em;
}
.page-hero .hero-stats{ margin-top: 40px; }
.page-hero .eyebrow{ color: var(--green-2); }

/* ---------- Base stack visual ---------- */
.base-visual{
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}
.base-stack{
  width: 100%;
  max-width: 430px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.base-layer{
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  padding: 16px 18px;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(8px);
}
.base-layer span{
  display: block;
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  opacity: .72;
  margin-bottom: 4px;
}
.base-layer b{
  display: block;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
}
.bl-scene{
  background: linear-gradient(135deg, rgba(0,160,120,.34), rgba(0,120,168,.22));
  border-color: rgba(0,201,146,.42);
}
.bl-platform{
  background: linear-gradient(135deg, rgba(0,120,168,.32), rgba(0,40,120,.22));
}
.bl-integration{
  background: linear-gradient(135deg, rgba(26,107,214,.28), rgba(0,120,168,.18));
}
.bl-trust{
  background: linear-gradient(135deg, rgba(0,201,146,.20), rgba(0,40,120,.24));
}
.base-caption{
  font-size: 12.5px;
  color: rgba(255,255,255,.62);
  letter-spacing: .08em;
}

/* ---------- Summary ---------- */
.summary-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.summary-card{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.summary-card:hover{
  transform: translateY(-5px);
  box-shadow: var(--shadow);
  border-color: transparent;
}
.summary-no{
  display: block;
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.summary-card h4{
  font-size: 19px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 8px;
}
.summary-card p{
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}
.scene-chips{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-top: 30px;
}
.scene-chip{
  font-size: 13px;
  font-weight: 700;
  color: var(--cyan);
  background: #E8F3FB;
  border: 1px solid #D3E9F7;
  padding: 7px 14px;
  border-radius: 999px;
}

/* ---------- Architecture layers ---------- */
.layer-scene{
  background: linear-gradient(135deg, var(--navy), var(--cyan));
  border-color: transparent;
}
.layer-scene .arch-label{ color: #fff; }
.layer-scene .arch-tags span{
  background: rgba(255,255,255,.14);
  border-color: rgba(255,255,255,.24);
  color: #fff;
}
.layer-integration{ background: var(--bg-alt); }
.layer-trust{
  background: linear-gradient(135deg, #F0FAF6, #E8F3FB);
  border-color: #D3E9F7;
}
.arch-note{
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

/* ---------- Tenant topologies ---------- */
.tenant-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.tenant-card{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.tenant-card:hover{
  transform: translateY(-5px);
  box-shadow: var(--shadow);
  border-color: transparent;
}
.tenant-badge{
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--cyan);
  background: #E8F3FB;
  border-radius: 999px;
  padding: 4px 10px;
  margin-bottom: 12px;
}
.tenant-card h4{
  font-size: 19px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 8px;
}
.tenant-card p{
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
  margin-bottom: 14px;
}
.tenant-card ul{
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.tenant-card li{
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  color: var(--ink);
}
.tenant-card li::before{
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--green));
}

/* ---------- Notes ---------- */
.note-band{
  margin-top: 24px;
  background: #EAF3FB;
  border-left: 4px solid var(--cyan);
  border-radius: 10px;
  padding: 16px 20px;
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.7;
}
.note-band b{ color: var(--navy); }

/* ---------- Compatibility badges / matrix ---------- */
.badge{
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
}
.badge-ok{
  color: #007a5c;
  background: #E6F8F1;
  border: 1px solid #BFEBDD;
}
.badge-partial{
  color: #8a5a00;
  background: #FFF6E5;
  border: 1px solid #F2D9A6;
}
.badge-plan{
  color: #4A5A70;
  background: #F0F3F7;
  border: 1px solid #DCE3EC;
}

/* ---------- AI ---------- */
.ai-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.ai-card{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.ai-card:hover{
  transform: translateY(-5px);
  box-shadow: var(--shadow);
  border-color: transparent;
}
.ai-tag{
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--green);
  background: #E6F8F1;
  border-radius: 999px;
  padding: 4px 10px;
  margin-bottom: 12px;
}
.ai-card h4{
  font-size: 19px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 12px;
}
.ai-card ul{
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.ai-card li{
  position: relative;
  padding-left: 18px;
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.6;
}
.ai-card li::before{
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--green));
}

/* ---------- AI agile loop ---------- */
.ai-loop{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 22px;
}
.ai-step{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px 18px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.ai-step:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
  border-color: transparent;
}
.ai-step b{
  display: block;
  font-size: 26px;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 10px;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.ai-step h4{
  font-size: 16px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 6px;
}
.ai-step p{
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
}

/* ---------- AI demo (sandbox + chat) ---------- */
.ai-demo{
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 26px;
}
.ai-demo-preview{
  display: flex;
  flex-direction: column;
  min-height: 320px;
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.ai-demo-bar{
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  background: #fff;
  border-bottom: 1px solid var(--line);
}
.ai-demo-bar i{
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #D7DEE8;
}
.ai-demo-bar span{
  margin-left: 8px;
  font-size: 11.5px;
  color: var(--muted);
}
.ai-demo-page{
  flex: 1;
  padding: 14px;
}
.ai-demo-title{
  font-size: 14px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 10px;
}
.ai-demo-table{
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}
.ai-demo-row{
  display: grid;
  grid-template-columns: 1.2fr 1fr .8fr;
  gap: 8px;
  padding: 9px 10px;
  font-size: 11.5px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}
.ai-demo-row:first-child{
  background: #F4F7FB;
  font-weight: 700;
  color: var(--navy);
  border-top: 0;
}
.ai-demo-row.hl{
  background: #EAF7F2;
  border: 1px dashed var(--green);
  border-radius: 6px;
  color: var(--ink);
  font-weight: 700;
}
.ai-demo-chat{
  display: flex;
  flex-direction: column;
  min-height: 320px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.ai-demo-chat-head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 14px;
  background: linear-gradient(135deg, var(--navy), var(--cyan));
  color: #fff;
  font-size: 13px;
  font-weight: 800;
}
.ai-demo-chat-head span:last-child{
  font-size: 10.5px;
  font-weight: 600;
  opacity: .8;
}
.ai-demo-msgs{
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 12px;
}
.ai-msg{
  max-width: 94%;
  padding: 9px 11px;
  border-radius: 10px;
  font-size: 12px;
  line-height: 1.55;
}
.ai-msg.user{
  align-self: flex-end;
  background: #E8F3FB;
  color: var(--ink);
}
.ai-msg.ai{
  align-self: flex-start;
  background: #F4F7FB;
  border: 1px solid var(--line);
  color: var(--muted);
}
.ai-msg b{ color: var(--navy); }
.ai-demo-actions{
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding: 10px 12px;
  border-top: 1px solid var(--line);
}
.ai-demo-btn{
  font-size: 11.5px;
  font-weight: 700;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--muted);
  background: #fff;
}
.ai-demo-btn.primary{
  background: linear-gradient(135deg, var(--cyan), var(--navy));
  color: #fff;
  border-color: transparent;
}
.ai-demo-caption{
  grid-column: 1 / -1;
  padding-top: 2px;
  font-size: 11.5px;
  color: var(--muted);
  text-align: center;
}

/* ---------- Scene matrix ---------- */
.scene-grid{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.scene-card{
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 26px;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.scene-card:hover{
  transform: translateY(-5px);
  box-shadow: var(--shadow);
  border-color: transparent;
}
.scene-top{
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.scene-card h4{
  font-size: 19px;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.35;
}
.scene-status{
  flex: none;
  font-size: 11.5px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
  white-space: nowrap;
  background: #E8F3FB;
  color: var(--cyan);
}
.scene-status.ready{ background: #E6F8F1; color: #007a5c; }
.scene-status.config{ background: #FFF6E5; color: #8a5a00; }
.scene-status.plan{ background: #F0F3F7; color: #4A5A70; }
.scene-card p{
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}
.tags{
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 14px;
}
.tag{
  font-size: 12px;
  font-weight: 600;
  color: var(--cyan);
  background: #F4F9FD;
  border: 1px solid #DCEAF6;
  padding: 4px 10px;
  border-radius: 999px;
}
.deep-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 28px;
}
.deep-card{
  background: linear-gradient(135deg, #fff, #F7FBFE);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px;
}
.deep-card h4{
  font-size: 20px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 12px;
}
.deep-card ul{
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.deep-card li{
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  color: var(--muted);
  line-height: 1.65;
}
.deep-card li::before{
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--green));
}
.deep-card .note-band{ margin-top: 18px; }

/* ---------- Delivery / roadmap ---------- */
.steps-4{ grid-template-columns: repeat(4, 1fr); }
.deliver-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 28px;
}
.deliver-item{
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 16px;
}
.deliver-ic{ font-size: 22px; line-height: 1; }
.deliver-item b{
  display: block;
  font-size: 14px;
  color: var(--navy);
  margin-bottom: 3px;
}
.deliver-item span{
  font-size: 12.5px;
  color: var(--muted);
}
.roadmap{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 28px;
}
.roadmap-item{
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px 22px;
}
.roadmap-item b{
  display: block;
  font-size: 15px;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 5px;
}
.roadmap-item p{
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.6;
}

/* ---------- Responsive ---------- */
@media(max-width: 1100px){
  .page-hero-inner{ grid-template-columns: 1fr; gap: 40px; }
  .base-stack{ max-width: 560px; }
}
@media(max-width: 960px){
  .summary-grid,
  .tenant-grid,
  .ai-grid,
  .roadmap,
  .deliver-grid,
  .ai-loop{ grid-template-columns: repeat(2, 1fr); }
  .scene-grid,
  .deep-grid,
  .ai-demo{ grid-template-columns: 1fr; }
  .steps-4{ grid-template-columns: repeat(2, 1fr); }
  .page-hero h1{ font-size: 42px; }
}
@media(max-width: 640px){
  .page-hero{ padding: 130px 0 72px; }
  .page-hero-inner{ gap: 32px; }
  .page-hero h1{ font-size: 36px; }
  .page-hero .hero-stats{ gap: 22px; }
  .summary-grid,
  .tenant-grid,
  .ai-grid,
  .roadmap,
  .deliver-grid,
  .steps-4,
  .ai-loop{ grid-template-columns: 1fr; }
  .scene-top{ flex-direction: column; }
  .scene-status{ align-self: flex-start; }
}