:root {
  --ink: #10202f;
  --muted: #607080;
  --line: #dbe7ef;
  --surface: #ffffff;
  --soft: #f3f8fb;
  --brand: #008bd7;
  --brand-dark: #005fa8;
  --accent: #00a8f0;
  --warm: #5ac8fa;
  --violet: #7c6ee6;
  --shadow: 0 18px 50px rgba(16, 32, 47, .12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: #fbfdfe;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  line-height: 1.65;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  padding-left: 1.2rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  padding: 0 5.8vw;
  background: rgba(255, 255, 255, .9);
  border-bottom: 1px solid rgba(219, 231, 239, .8);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: 190px;
  height: 52px;
}

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

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-nav a {
  padding: 9px 14px;
  border-radius: 8px;
  color: #33485b;
  font-size: 15px;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--brand-dark);
  background: #e7f6ff;
}

.site-nav .nav-cta {
  color: #fff;
  background: var(--accent);
}

.site-nav .nav-cta:hover,
.site-nav .nav-cta.active {
  color: #fff;
  background: #0076bf;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  font-size: 22px;
}

.section {
  padding: 88px 6vw;
}

.hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(360px, 1.08fr);
  align-items: center;
  gap: 56px;
  min-height: calc(100vh - 72px);
  padding-top: 58px;
  padding-bottom: 58px;
  background:
    radial-gradient(circle at 82% 18%, rgba(0, 139, 215, .18), transparent 28%),
    linear-gradient(135deg, #f7fcff 0%, #edf8ff 48%, #fff 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, transparent 0 52%, rgba(0,139,215,.08) 52% 53%, transparent 54%),
    linear-gradient(90deg, rgba(0,139,215,.05) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0,139,215,.05) 1px, transparent 1px);
  background-size: auto, 36px 36px, 36px 36px;
  mask-image: linear-gradient(90deg, transparent, #000 20%, #000 88%, transparent);
  pointer-events: none;
}

.hero-copy,
.hero-visual {
  position: relative;
  z-index: 1;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--brand);
  font-weight: 700;
  letter-spacing: 0;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 22px;
  font-size: clamp(40px, 6vw, 66px);
  line-height: 1.08;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.18;
  letter-spacing: 0;
}

h3 {
  font-size: 22px;
  line-height: 1.28;
}

.hero-subtitle,
.page-hero p,
.section-heading p,
.muted {
  color: var(--muted);
}

.hero-subtitle {
  max-width: 620px;
  font-size: 18px;
}

.hero-actions,
.tag-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.btn,
.app-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border: 0;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
}

.btn.primary {
  color: #fff;
  background: var(--accent);
  box-shadow: 0 12px 24px rgba(0, 139, 215, .24);
}

.btn.primary:hover {
  background: #0076bf;
}

.btn.secondary,
.app-link {
  color: var(--brand-dark);
  background: #e8f5f7;
}

.btn.large {
  min-height: 52px;
  padding-inline: 28px;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
}

.advantage-grid div,
.metrics div,
.security-grid div,
.trust-list div {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, .78);
}

.advantage-grid strong,
.metrics strong,
.trust-list strong {
  display: block;
  color: var(--brand-dark);
  font-size: 22px;
  line-height: 1.15;
}

.advantage-grid span,
.metrics span,
.trust-list span {
  color: var(--muted);
  font-size: 14px;
}

.hero-visual {
  position: relative;
}

.tech-orbit {
  position: absolute;
  inset: -34px -28px auto auto;
  width: 260px;
  height: 260px;
  border: 1px solid rgba(0, 139, 215, .2);
  border-radius: 50%;
  background:
    radial-gradient(circle at center, rgba(0, 168, 240, .2), transparent 46%),
    conic-gradient(from 80deg, transparent, rgba(0, 139, 215, .42), transparent 34%, rgba(90, 200, 250, .36), transparent 68%);
  filter: drop-shadow(0 24px 44px rgba(0, 95, 168, .18));
}

.tech-orbit span {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #fff;
  box-shadow: 0 0 0 6px rgba(0, 139, 215, .16), 0 0 28px rgba(0, 139, 215, .6);
}

.tech-orbit span:nth-child(1) { left: 28px; top: 78px; }
.tech-orbit span:nth-child(2) { right: 42px; top: 42px; }
.tech-orbit span:nth-child(3) { right: 34px; bottom: 58px; }
.tech-orbit span:nth-child(4) { left: 74px; bottom: 34px; }

.product-window {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(0, 139, 215, .22);
  border-radius: 14px;
  background: #fff;
  box-shadow: var(--shadow);
}

.product-window::before {
  content: "";
  position: absolute;
  inset: 52px 0 auto;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(0, 168, 240, .8), transparent);
  box-shadow: 0 0 22px rgba(0, 168, 240, .5);
  z-index: 1;
}

.interface-stack {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding: 0 20px 20px;
  z-index: 2;
}

.stack-card {
  position: relative;
  display: grid;
  gap: 6px;
  min-height: 64px;
  padding: 12px;
  border: 1px solid rgba(0,139,215,.22);
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(255,255,255,.94), rgba(231,246,255,.88));
  box-shadow: 0 10px 24px rgba(0, 95, 168, .1);
  backdrop-filter: blur(10px);
}

.stack-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  color: #fff;
  background: var(--brand);
  font-size: 12px;
  font-weight: 700;
}

.stack-value {
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 800;
  text-align: left;
  white-space: nowrap;
}

.stack-card::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 16px rgba(0,168,240,.6);
  position: absolute;
  left: -4px;
}

.stack-record,
.stack-finance {
  margin-left: 0;
}

.window-top {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  background: #f7fbfc;
}

.window-top em {
  margin-left: 12px;
  padding: 3px 9px;
  border-radius: 999px;
  color: #16805d;
  background: #e9f8f2;
  font-size: 11px;
  font-style: normal;
}

.window-top span {
  width: 10px;
  height: 10px;
  border-radius: 99px;
  background: var(--warm);
}

.window-top span:nth-child(2) {
  background: var(--accent);
}

.window-top span:nth-child(3) {
  background: var(--violet);
}

.window-top strong {
  margin-left: auto;
  color: var(--brand-dark);
}

.app-shell {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr);
  background: #f5f9fc;
}

.app-sidebar {
  display: grid;
  align-content: start;
  gap: 7px;
  padding: 18px 10px;
  color: #7890a5;
  background: linear-gradient(180deg, #0b6cac, #074c83);
}

.app-sidebar b {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin: 0 auto 10px;
  border-radius: 8px;
  color: #087ac2;
  background: #fff;
  font-size: 13px;
}

.app-sidebar span {
  padding: 8px 5px;
  border-radius: 6px;
  color: rgba(255,255,255,.7);
  text-align: center;
  font-size: 11px;
}

.app-sidebar span.active {
  color: #fff;
  background: rgba(255,255,255,.16);
  box-shadow: inset 2px 0 #79d6ff;
}

.app-content {
  min-width: 0;
}

.app-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.9);
}

.app-toolbar div {
  display: grid;
}

.app-toolbar b {
  color: var(--brand-dark);
  font-size: 14px;
}

.app-toolbar small {
  color: #91a4b4;
  font-size: 10px;
}

.app-toolbar > span {
  padding: 5px 10px;
  border: 1px solid #cfe8f7;
  border-radius: 6px;
  color: var(--brand-dark);
  background: #f3faff;
  font-size: 11px;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 12px;
  padding: 12px;
  background:
    linear-gradient(90deg, rgba(0, 139, 215, .06) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0, 139, 215, .06) 1px, transparent 1px);
  background-size: 28px 28px;
}

.metric-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.metric-head p {
  margin-bottom: 0;
}

.metric-head span {
  padding: 5px 9px;
  border-radius: 999px;
  color: #16805d;
  background: #e9f8f2;
  font-size: 11px;
}

.dash-card,
.module-list,
.profile-card {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, .94);
}

.dash-card.wide {
  grid-column: span 2;
}

.dash-card p,
.dash-card small,
.profile-card p {
  color: var(--muted);
  margin-bottom: 9px;
  font-size: 12px;
}

.dash-card strong {
  font-size: 36px;
}

.spark {
  display: flex;
  align-items: end;
  gap: 8px;
  height: 42px;
}

.spark i {
  width: 100%;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, var(--accent), var(--brand-dark));
}

.spark i:nth-child(1) { height: 34%; }
.spark i:nth-child(2) { height: 58%; }
.spark i:nth-child(3) { height: 46%; }
.spark i:nth-child(4) { height: 75%; }
.spark i:nth-child(5) { height: 88%; }
.spark i:nth-child(6) { height: 70%; }
.spark i:nth-child(7) { height: 96%; }

.module-list {
  display: grid;
  gap: 7px;
}

.module-list div {
  display: flex;
  align-items: center;
  gap: 10px;
}

.module-list div b {
  margin-left: auto;
  color: var(--brand-dark);
  font-size: 11px;
  font-weight: 700;
}

.module-list span {
  width: 10px;
  height: 10px;
  border-radius: 99px;
  background: var(--accent);
}

.progress {
  height: 8px;
  overflow: hidden;
  border-radius: 99px;
  background: #e4edf2;
}

.progress span {
  display: block;
  height: 100%;
  background: var(--brand);
}

.profile-head {
  display: flex;
  align-items: center;
  gap: 9px;
}

.profile-head span {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--accent));
  font-size: 10px;
}

.profile-head b {
  color: var(--brand-dark);
  font-size: 13px;
}

.record-timeline {
  position: relative;
  display: flex;
  justify-content: space-between;
  margin: 12px 5px 9px;
}

.record-timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  right: 5px;
  top: 4px;
  height: 2px;
  background: linear-gradient(90deg, var(--brand), var(--accent));
}

.record-timeline i {
  position: relative;
  width: 10px;
  height: 10px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 2px rgba(0,139,215,.18);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.official-section {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(0, 139, 215, .05) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0, 139, 215, .05) 1px, transparent 1px),
    #fff;
  background-size: 34px 34px;
}

.official-section::before {
  content: "";
  position: absolute;
  right: 6vw;
  top: 68px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,168,240,.16), transparent 68%);
  pointer-events: none;
}

.official-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.official-grid article {
  position: relative;
  overflow: hidden;
  min-height: 150px;
  padding: 24px;
  border: 1px solid rgba(0, 139, 215, .2);
  border-radius: 8px;
  background: rgba(255, 255, 255, .86);
  box-shadow: 0 12px 34px rgba(0, 95, 168, .08);
}

.service-graphic {
  position: relative;
  width: 100%;
  height: 84px;
  margin-bottom: 18px;
  overflow: hidden;
  border: 1px solid rgba(0,139,215,.14);
  border-radius: 8px;
  background:
    linear-gradient(90deg, rgba(0,139,215,.06) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0,139,215,.06) 1px, transparent 1px),
    #f7fcff;
  background-size: 18px 18px;
}

.service-graphic i {
  position: absolute;
  display: block;
}

.diagnosis i {
  bottom: 15px;
  width: 20%;
  border-radius: 5px 5px 0 0;
  background: linear-gradient(180deg, var(--accent), var(--brand-dark));
}

.diagnosis i:nth-child(1) { left: 12%; height: 28px; }
.diagnosis i:nth-child(2) { left: 40%; height: 48px; }
.diagnosis i:nth-child(3) { left: 68%; height: 36px; }

.doctor-net::before,
.doctor-net::after {
  content: "";
  position: absolute;
  left: 20%;
  right: 20%;
  top: 41px;
  height: 1px;
  background: rgba(0,139,215,.35);
}

.doctor-net::after {
  left: 50%;
  top: 18px;
  bottom: 18px;
  width: 1px;
  height: auto;
}

.doctor-net i {
  width: 18px;
  height: 18px;
  border: 4px solid #fff;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 2px rgba(0,139,215,.18), 0 5px 12px rgba(0,95,168,.18);
}

.doctor-net i:nth-child(1) { left: 18%; top: 32px; }
.doctor-net i:nth-child(2) { left: 47%; top: 10px; }
.doctor-net i:nth-child(3) { right: 18%; top: 32px; }
.doctor-net i:nth-child(4) { left: 47%; bottom: 8px; }

.data-hub i {
  top: 18px;
  width: 50px;
  height: 48px;
  border: 1px solid rgba(0,139,215,.22);
  border-radius: 8px;
  background: rgba(255,255,255,.92);
  box-shadow: inset 0 -8px rgba(0,139,215,.08);
}

.data-hub i:nth-child(1) { left: 8%; }
.data-hub i:nth-child(2) { left: calc(50% - 25px); border-color: var(--brand); background: #eaf7ff; }
.data-hub i:nth-child(3) { right: 8%; }

.data-hub::before,
.data-hub::after {
  content: "";
  position: absolute;
  top: 41px;
  width: 22%;
  height: 2px;
  background: linear-gradient(90deg, rgba(0,139,215,.18), var(--accent));
}

.data-hub::before { left: 27%; }
.data-hub::after { right: 27%; transform: rotate(180deg); }

.official-grid article::after {
  content: "";
  position: absolute;
  right: -30px;
  bottom: -30px;
  width: 110px;
  height: 110px;
  border: 1px solid rgba(0, 139, 215, .24);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 168, 240, .22), transparent 60%);
}

.official-grid strong,
.official-grid span {
  display: block;
}

.official-grid strong {
  margin-bottom: 10px;
  color: var(--brand-dark);
  font-size: 22px;
}

.official-grid span {
  color: var(--muted);
}

.workflow-lane {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  align-items: center;
  gap: 12px;
  margin-top: 30px;
  padding: 22px 24px 24px;
  border: 1px solid rgba(0,139,215,.18);
  border-radius: 12px;
  background:
    linear-gradient(90deg, rgba(0,139,215,.06) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0,139,215,.06) 1px, transparent 1px),
    rgba(255,255,255,.9);
  background-size: 28px 28px;
  box-shadow: 0 20px 50px rgba(0, 95, 168, .08);
}

.workflow-lane div {
  position: relative;
  min-height: 92px;
  padding: 18px 14px 16px;
  border: 1px solid rgba(0,139,215,.2);
  border-radius: 8px;
  background: linear-gradient(145deg, rgba(255,255,255,.96), rgba(231,246,255,.9));
  box-shadow: 0 10px 26px rgba(0,95,168,.08);
}

.workflow-lane div::before {
  content: "";
  position: absolute;
  left: 14px;
  top: -7px;
  width: 14px;
  height: 14px;
  border: 3px solid #fff;
  border-radius: 999px;
  background: var(--brand);
  box-shadow: 0 0 18px rgba(0,139,215,.45);
}

.workflow-lane b,
.workflow-lane span {
  display: block;
}

.workflow-lane b {
  color: var(--brand-dark);
  font-size: 16px;
  line-height: 1.3;
}

.workflow-lane span {
  margin-top: 6px;
  color: #6a8298;
  font-size: 13px;
  line-height: 1.35;
}

.workflow-lane i {
  display: none;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(0,139,215,.12), var(--accent), rgba(0,139,215,.12));
  box-shadow: 0 0 16px rgba(0,168,240,.35);
}

.workflow-lane::after {
  content: "";
  position: absolute;
  left: 42px;
  right: 42px;
  top: 22px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(0,139,215,.08), rgba(0,168,240,.68), rgba(0,139,215,.08));
  z-index: 0;
}

.workflow-lane > * {
  z-index: 1;
}

.solution-grid,
.product-pair,
.testimonial-grid,
.metrics,
.security-grid,
.trust-list {
  display: grid;
  gap: 20px;
}

.solution-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.module-chip-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: -12px 0 28px;
}

.module-chip-cloud span {
  padding: 8px 12px;
  border: 1px solid rgba(0,139,215,.18);
  border-radius: 999px;
  color: var(--brand-dark);
  background: linear-gradient(135deg, rgba(0,139,215,.1), rgba(255,255,255,.9));
  box-shadow: 0 8px 20px rgba(0, 95, 168, .06);
  font-size: 14px;
  font-weight: 700;
}

.solution-card,
.product-card,
.detail-card,
.feature-list,
.values-card,
.demo-form,
.case-box,
blockquote {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 10px 28px rgba(16, 32, 47, .06);
}

.solution-card {
  position: relative;
  overflow: hidden;
}

.solution-graphic {
  position: absolute;
  right: 14px;
  top: 14px;
  width: 92px;
  height: 70px;
  opacity: .72;
  pointer-events: none;
}

.solution-graphic i {
  position: absolute;
  display: block;
}

.multi-branch::before {
  content: "";
  position: absolute;
  left: 12px;
  right: 12px;
  top: 34px;
  height: 1px;
  background: rgba(0,139,215,.4);
}

.multi-branch i {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background: var(--brand);
  box-shadow: 0 0 0 4px rgba(0,139,215,.1);
}

.multi-branch i:nth-child(1) { left: 4px; top: 27px; }
.multi-branch i:nth-child(2) { left: 39px; top: 4px; }
.multi-branch i:nth-child(3) { left: 39px; bottom: 4px; }
.multi-branch i:nth-child(4) { right: 4px; top: 27px; }

.crm-flow i {
  width: 22px;
  height: 34px;
  border: 2px solid var(--brand);
  border-radius: 7px;
  background: rgba(255,255,255,.8);
}

.crm-flow i:nth-child(1) { left: 5px; top: 22px; }
.crm-flow i:nth-child(2) { left: 35px; top: 10px; }
.crm-flow i:nth-child(3) { right: 5px; top: 22px; }

.skin-chart {
  border-bottom: 1px solid rgba(0,139,215,.28);
}

.skin-chart i {
  bottom: 0;
  width: 14px;
  border-radius: 4px 4px 0 0;
  background: linear-gradient(180deg, var(--accent), var(--brand));
}

.skin-chart i:nth-child(1) { left: 8px; height: 22px; }
.skin-chart i:nth-child(2) { left: 30px; height: 38px; }
.skin-chart i:nth-child(3) { left: 52px; height: 30px; }
.skin-chart i:nth-child(4) { right: 4px; height: 55px; }

.health-loop {
  border: 1px solid rgba(0,139,215,.2);
  border-radius: 50%;
  background: conic-gradient(from 45deg, rgba(0,139,215,.4), transparent 30%, rgba(0,168,240,.35), transparent 70%);
}

.health-loop i {
  width: 10px;
  height: 10px;
  border: 2px solid #fff;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 10px rgba(0,139,215,.45);
}

.health-loop i:nth-child(1) { left: 14px; top: 12px; }
.health-loop i:nth-child(2) { right: 8px; top: 30px; }
.health-loop i:nth-child(3) { left: 38px; bottom: 4px; }

.solution-card::after,
.product-card::after {
  content: "";
  position: absolute;
  inset: auto -30px -42px auto;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(0,168,240,.18), transparent 58%),
    conic-gradient(from 120deg, rgba(0,139,215,.22), transparent 42%, rgba(0,168,240,.18), transparent 76%);
  pointer-events: none;
}

.solution-card,
.product-card,
.detail-card,
.feature-list,
.values-card {
  padding: 26px;
}

.solution-card {
  transition: transform .2s ease, box-shadow .2s ease;
}

.solution-card:hover,
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 8px;
  color: #fff;
  background: var(--brand-dark);
  font-weight: 800;
}

.solution-card p {
  color: var(--muted);
}

.solution-card a {
  color: var(--brand);
  font-weight: 800;
}

.band {
  background: var(--soft);
}

.product-pair {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.product-card.featured {
  border-color: rgba(0, 139, 215, .32);
  background: linear-gradient(135deg, #fff, #edf8ff);
}

.product-card {
  position: relative;
  overflow: hidden;
}

.tech-visual {
  position: absolute;
  right: 18px;
  top: 18px;
  width: 132px;
  height: 96px;
  opacity: .72;
  pointer-events: none;
}

.system-map {
  background:
    linear-gradient(90deg, rgba(0, 139, 215, .12) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0, 139, 215, .12) 1px, transparent 1px);
  background-size: 22px 22px;
}

.system-map span,
.risk-radar span {
  position: absolute;
  border-radius: 999px;
  background: var(--brand);
  box-shadow: 0 0 22px rgba(0, 139, 215, .48);
}

.system-map span {
  width: 12px;
  height: 12px;
}

.system-map span:nth-child(1) { left: 12px; top: 18px; }
.system-map span:nth-child(2) { left: 58px; top: 42px; }
.system-map span:nth-child(3) { right: 12px; top: 18px; }
.system-map span:nth-child(4) { left: 28px; bottom: 12px; }
.system-map span:nth-child(5) { right: 28px; bottom: 16px; }

.risk-radar {
  border: 1px solid rgba(0, 139, 215, .18);
  border-radius: 50%;
  background:
    radial-gradient(circle, transparent 26%, rgba(0,139,215,.12) 27% 28%, transparent 29% 48%, rgba(0,139,215,.12) 49% 50%, transparent 51%),
    conic-gradient(from 24deg, rgba(0,168,240,.45), transparent 26%, rgba(0,139,215,.28), transparent 60%);
}

.risk-radar span {
  width: 9px;
  height: 9px;
}

.risk-radar span:nth-child(1) { left: 38px; top: 22px; }
.risk-radar span:nth-child(2) { right: 26px; top: 48px; }
.risk-radar span:nth-child(3) { left: 62px; bottom: 18px; }

.product-label,
.tag-row span {
  display: inline-flex;
  margin-bottom: 10px;
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--brand-dark);
  background: #e8f5f7;
  font-size: 13px;
  font-weight: 700;
}

.metrics {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 20px;
}

.proof-section {
  background:
    linear-gradient(90deg, rgba(0,139,215,.04) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0,139,215,.04) 1px, transparent 1px),
    #fbfdfe;
  background-size: 32px 32px;
}

.data-stream {
  position: relative;
  overflow: hidden;
}

.data-stream::after {
  content: "";
  position: absolute;
  inset: auto 16px 12px;
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(0,139,215,.08), rgba(0,168,240,.85), rgba(0,139,215,.08));
  box-shadow: 0 0 18px rgba(0, 168, 240, .4);
}

.clinical-data-panel {
  margin: 8px 0 24px;
  padding: 1px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(0,139,215,.32), rgba(255,255,255,.3), rgba(0,168,240,.28));
  box-shadow: 0 22px 56px rgba(0, 95, 168, .1);
}

.clinical-screen {
  padding: 24px;
  border-radius: 13px;
  background:
    linear-gradient(90deg, rgba(0,139,215,.06) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0,139,215,.06) 1px, transparent 1px),
    rgba(255,255,255,.92);
  background-size: 28px 28px;
}

.clinical-screen header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.clinical-screen header b {
  color: var(--brand-dark);
  font-size: 20px;
}

.clinical-screen header span {
  padding: 4px 10px;
  border-radius: 999px;
  color: #fff;
  background: var(--brand);
  font-size: 12px;
}

.clinical-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.clinical-grid section {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.clinical-grid small,
.clinical-grid strong {
  display: block;
}

.clinical-grid small {
  color: var(--muted);
}

.clinical-grid strong {
  color: var(--brand);
  font-size: 30px;
}

.clinical-grid em {
  display: block;
  height: 5px;
  margin-top: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--brand), var(--accent));
}

.clinical-table {
  display: grid;
  gap: 10px;
}

.clinical-table p {
  display: grid;
  grid-template-columns: 80px 1fr 80px;
  align-items: center;
  gap: 12px;
  margin: 0;
  padding: 10px 12px;
  border-radius: 8px;
  background: rgba(231,246,255,.72);
}

.clinical-table i {
  height: 2px;
  background: linear-gradient(90deg, rgba(0,139,215,.14), var(--accent));
}

.clinical-table b {
  color: var(--brand-dark);
  text-align: right;
}

.testimonial-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

blockquote {
  margin: 0;
  padding: 24px;
}

blockquote cite {
  display: block;
  margin-top: 16px;
  color: var(--muted);
  font-style: normal;
}

.partner-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  background: #fff;
}

.partner-copy {
  max-width: 780px;
}

.final-cta {
  margin: 0 6vw 88px;
  padding: 58px 32px;
  text-align: center;
  border-radius: 12px;
  color: #fff;
  background: linear-gradient(135deg, var(--brand-dark), var(--brand), var(--accent));
}

.final-cta p {
  color: rgba(255, 255, 255, .84);
}

.page-hero {
  padding: 96px 6vw 64px;
  background: linear-gradient(135deg, #f6fbff, #edf8ff);
}

.page-hero h1,
.page-hero p {
  max-width: 880px;
}

.tabs {
  display: inline-flex;
  gap: 8px;
  padding: 6px;
  margin-bottom: 28px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

.tab-button {
  min-height: 42px;
  padding: 0 18px;
  border: 0;
  border-radius: 8px;
  color: var(--muted);
  background: transparent;
  font-weight: 800;
  cursor: pointer;
}

.tab-button.active {
  color: #fff;
  background: var(--brand);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, .95fr);
  gap: 28px;
  align-items: start;
}

.architecture {
  display: grid;
  gap: 12px;
  margin-top: 24px;
}

.architecture div {
  padding: 18px;
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  background: #fff;
}

.architecture span {
  display: block;
  color: var(--muted);
}

.feature-list li,
.detail-card li {
  margin-bottom: 8px;
}

.security-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-top: 28px;
}

.quote-line {
  padding: 18px;
  border-left: 4px solid var(--warm);
  color: var(--brand-dark);
  background: #fff8ef;
  font-weight: 800;
}

.solution-detail-list {
  display: grid;
  gap: 24px;
}

.detail-card {
  position: relative;
  overflow: hidden;
  padding: 30px;
}

.solution-visual {
  position: absolute;
  right: 24px;
  top: 24px;
  width: 150px;
  height: 110px;
  opacity: .58;
  pointer-events: none;
}

.solution-visual span {
  position: absolute;
  display: block;
  border-radius: 999px;
}

.network {
  background:
    linear-gradient(30deg, transparent 48%, rgba(0,139,215,.24) 49% 51%, transparent 52%),
    linear-gradient(150deg, transparent 48%, rgba(0,139,215,.2) 49% 51%, transparent 52%);
}

.network span {
  width: 18px;
  height: 18px;
  background: #fff;
  border: 4px solid var(--brand);
}

.network span:nth-child(1) { left: 4px; top: 20px; }
.network span:nth-child(2) { right: 8px; top: 8px; }
.network span:nth-child(3) { left: 58px; bottom: 8px; }
.network span:nth-child(4) { right: 30px; bottom: 32px; }

.mobile-flow span {
  width: 34px;
  height: 58px;
  border: 2px solid var(--brand);
  border-radius: 10px;
  background: rgba(255,255,255,.72);
}

.mobile-flow span:nth-child(1) { left: 10px; top: 14px; }
.mobile-flow span:nth-child(2) { left: 56px; top: 30px; }
.mobile-flow span:nth-child(3) { right: 8px; top: 8px; }

.curve-flow {
  border-bottom: 2px solid rgba(0,139,215,.22);
}

.curve-flow span {
  width: 42px;
  height: 42px;
  border: 2px solid var(--brand);
  background: rgba(0,168,240,.08);
}

.curve-flow span:nth-child(1) { left: 8px; bottom: 16px; }
.curve-flow span:nth-child(2) { left: 58px; top: 26px; }
.curve-flow span:nth-child(3) { right: 12px; bottom: 34px; }

.health-ring {
  border: 2px solid rgba(0,139,215,.18);
  border-radius: 50%;
  background: conic-gradient(from 180deg, rgba(0,139,215,.42), transparent 36%, rgba(0,168,240,.32), transparent 72%);
}

.health-ring span {
  width: 12px;
  height: 12px;
  background: var(--brand);
  box-shadow: 0 0 18px rgba(0,139,215,.5);
}

.health-ring span:nth-child(1) { left: 26px; top: 16px; }
.health-ring span:nth-child(2) { right: 20px; top: 48px; }
.health-ring span:nth-child(3) { left: 66px; bottom: 14px; }

.download-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, .95fr);
  align-items: center;
  gap: 48px;
  min-height: calc(100vh - 72px);
  padding: 80px 6vw;
  background:
    radial-gradient(circle at 78% 24%, rgba(0,168,240,.22), transparent 30%),
    linear-gradient(135deg, #f8fcff, #e9f7ff);
}

.download-copy {
  max-width: 720px;
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 14px;
}

.download-note {
  color: var(--muted);
}

.phone-showcase {
  display: grid;
  place-items: center;
}

.phone-shell {
  width: min(320px, 84vw);
  padding: 16px;
  border: 1px solid rgba(0,139,215,.26);
  border-radius: 34px;
  background: linear-gradient(145deg, #10202f, #183c5a);
  box-shadow: 0 28px 70px rgba(0, 95, 168, .28);
}

.phone-top {
  width: 88px;
  height: 8px;
  margin: 0 auto 14px;
  border-radius: 99px;
  background: rgba(255,255,255,.22);
}

.phone-screen {
  min-height: 470px;
  padding: 24px;
  border-radius: 24px;
  background:
    linear-gradient(90deg, rgba(0,139,215,.08) 1px, transparent 1px),
    linear-gradient(0deg, rgba(0,139,215,.08) 1px, transparent 1px),
    #f7fcff;
  background-size: 24px 24px;
}

.phone-screen strong {
  display: block;
  margin-bottom: 18px;
  color: var(--brand-dark);
  font-size: 24px;
}

.phone-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.phone-card span {
  color: var(--muted);
}

.phone-card b {
  color: var(--brand);
  font-size: 28px;
}

.mini-chart {
  display: flex;
  align-items: end;
  gap: 10px;
  height: 130px;
  margin-top: 30px;
}

.mini-chart i {
  flex: 1;
  border-radius: 8px 8px 0 0;
  background: linear-gradient(180deg, var(--accent), var(--brand-dark));
}

.mini-chart i:nth-child(1) { height: 42%; }
.mini-chart i:nth-child(2) { height: 68%; }
.mini-chart i:nth-child(3) { height: 54%; }
.mini-chart i:nth-child(4) { height: 86%; }

.detail-columns {
  display: grid;
  grid-template-columns: 1fr 1.2fr 1fr;
  gap: 22px;
}

.case-box {
  padding: 20px;
  background: #f7fbfc;
}

.demo-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(340px, .8fr);
  gap: 48px;
  min-height: calc(100vh - 72px);
  padding: 72px 6vw;
  background:
    linear-gradient(135deg, rgba(0, 95, 168, .92), rgba(0, 139, 215, .78)),
    repeating-linear-gradient(90deg, rgba(255,255,255,.08) 0 1px, transparent 1px 80px);
  color: #fff;
}

.demo-trust {
  align-self: center;
}

.demo-trust .eyebrow,
.demo-trust p,
.demo-trust blockquote {
  color: rgba(255, 255, 255, .88);
}

.demo-trust blockquote {
  margin-top: 28px;
  border-color: rgba(255,255,255,.22);
  background: rgba(255, 255, 255, .08);
}

.trust-list {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 28px;
}

.trust-list div {
  border-color: rgba(255,255,255,.22);
  background: rgba(255,255,255,.1);
}

.trust-list strong,
.trust-list span {
  color: #fff;
}

.demo-form {
  align-self: center;
  padding: 28px;
  color: var(--ink);
}

.demo-form label,
.demo-form fieldset {
  display: grid;
  gap: 8px;
  margin: 0 0 16px;
  color: #31485b;
  font-weight: 700;
}

.demo-form .form-honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.demo-form button:disabled {
  cursor: wait;
  opacity: .65;
}

.demo-form input,
.demo-form select {
  width: 100%;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
}

.demo-form fieldset {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.demo-form legend {
  padding: 0 6px;
}

.demo-form fieldset label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  font-weight: 400;
}

.demo-form fieldset input {
  width: auto;
  min-height: auto;
}

.form-message {
  min-height: 26px;
  margin: 0 0 12px;
  font-weight: 700;
}

.form-message.error {
  color: #c74848;
}

.form-message.success {
  color: #16805d;
}

.story-section {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr);
  gap: 32px;
}

.values-card {
  background: linear-gradient(135deg, #fff, #edf8ff);
}

.timeline {
  display: grid;
  gap: 18px;
  position: relative;
}

.timeline div {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 18px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.timeline time {
  color: var(--brand);
  font-weight: 800;
}

.timeline p {
  margin: 0;
}

.site-footer {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 28px;
  padding: 48px 6vw 28px;
  color: #d8e6ec;
  background: #0d2635;
}

.site-footer a,
.site-footer p {
  display: block;
  margin: 5px 0;
  color: #a8bdc8;
}

.site-footer h4 {
  margin: 0 0 10px;
  color: #fff;
}

.footer-wechat {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
}

.footer-wechat img {
  display: block;
  width: 96px;
  height: 96px;
  padding: 5px;
  border-radius: 6px;
  background: #fff;
  object-fit: contain;
}

.site-footer .footer-wechat span {
  max-width: 120px;
  color: #a8bdc8;
  font-size: 13px;
  line-height: 1.5;
  text-align: center;
}

.site-footer .footer-bottom {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px 24px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.1);
  font-size: 13px;
}

.site-footer .footer-bottom span,
.site-footer .footer-bottom a {
  display: inline-flex;
  width: auto;
  margin: 0;
  color: #a8bdc8;
}

.site-footer .footer-bottom a:hover {
  color: #fff;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 30;
  max-width: 280px;
  padding: 12px 16px;
  border-radius: 8px;
  color: #fff;
  background: var(--brand-dark);
  opacity: 0;
  transform: translateY(12px);
  transition: .2s ease;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  .hero,
  .two-column,
  .demo-layout,
  .story-section,
  .download-hero {
    grid-template-columns: 1fr;
  }

  .solution-grid,
  .metrics,
  .security-grid,
  .official-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .detail-columns,
  .testimonial-grid,
  .product-pair,
  .workflow-lane,
  .clinical-grid {
    grid-template-columns: 1fr;
  }

  .workflow-lane i {
    width: 2px;
    height: 24px;
    margin: 0 auto;
    background: linear-gradient(180deg, rgba(0,139,215,.12), var(--accent), rgba(0,139,215,.12));
  }

  .app-shell {
    grid-template-columns: 68px minmax(0, 1fr);
  }

  .app-sidebar {
    padding-inline: 6px;
  }
}

@media (max-width: 720px) {
  .site-header {
    padding: 0 20px;
  }

  .nav-toggle {
    display: inline-grid;
    place-items: center;
    width: 42px;
    height: 42px;
  }

  .site-nav {
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 14px 20px 20px;
    background: #fff;
    border-bottom: 1px solid var(--line);
  }

  .site-nav.open {
    display: flex;
  }

  .hero,
  .section,
  .page-hero,
  .demo-layout {
    padding-left: 20px;
    padding-right: 20px;
  }

  .hero {
    min-height: auto;
    padding-top: 54px;
  }

  .advantage-grid,
  .solution-grid,
  .metrics,
  .security-grid,
  .official-grid,
  .trust-list,
  .dashboard-grid,
  .demo-form fieldset,
  .timeline div {
    grid-template-columns: 1fr;
  }

  .dash-card.wide {
    grid-column: auto;
  }

  .app-shell {
    grid-template-columns: 1fr;
  }

  .app-sidebar {
    display: none;
  }

  .app-toolbar {
    padding: 10px 16px;
  }

  .window-top em {
    display: none;
  }

  .window-top strong {
    font-size: 12px;
  }

  .tech-orbit,
  .tech-visual,
  .solution-visual {
    display: none;
  }

  .interface-stack {
    grid-template-columns: 1fr;
    padding: 0 16px 16px;
  }

  .stack-record,
  .stack-finance {
    margin-left: 0;
  }

  .clinical-table p {
    grid-template-columns: 68px 1fr 68px;
  }

  .partner-section {
    align-items: flex-start;
    flex-direction: column;
  }

  .final-cta {
    margin-left: 20px;
    margin-right: 20px;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }
}