:root {
  --bg: #050b18;
  --panel: #0b1426;
  --panel-2: #101b31;
  --ink: #eef6ff;
  --muted: #9daec6;
  --line: rgba(139, 171, 212, 0.22);
  --cyan: #32e6ff;
  --blue: #377dff;
  --violet: #7c5cff;
  --gold: #f6c65b;
  --green: #38e6a7;
  --danger: #ff6b7a;
  --paper: #f6f9fc;
  --dark-text: #132033;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.38);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  line-height: 1.62;
  background:
    radial-gradient(circle at 18% 8%, rgba(55, 125, 255, 0.28), transparent 32%),
    radial-gradient(circle at 82% 12%, rgba(50, 230, 255, 0.18), transparent 30%),
    linear-gradient(180deg, #050b18 0%, #08111f 46%, #f6f9fc 46%, #f6f9fc 100%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 5vw, 72px);
  color: var(--ink);
  background: rgba(5, 11, 24, 0.78);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  white-space: nowrap;
}

.brand-mark {
  display: grid;
  width: 44px;
  height: 36px;
  place-items: center;
  color: #05101f;
  background: linear-gradient(135deg, var(--cyan), var(--gold));
  border-radius: 8px;
  box-shadow: 0 0 28px rgba(50, 230, 255, 0.32);
  font-size: 14px;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2.5vw, 28px);
  color: var(--muted);
  font-size: 15px;
  font-weight: 700;
}

.nav a:hover {
  color: var(--cyan);
}

.section {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 78px 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.03fr) minmax(390px, 0.97fr);
  align-items: center;
  min-height: calc(100vh - 70px);
  gap: clamp(32px, 5vw, 72px);
  padding-top: 46px;
}

.eyebrow {
  display: inline-flex;
  margin: 0 0 16px;
  padding: 7px 12px;
  color: var(--cyan);
  background: rgba(50, 230, 255, 0.1);
  border: 1px solid rgba(50, 230, 255, 0.2);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  max-width: 780px;
  margin-bottom: 24px;
  font-size: clamp(42px, 5.2vw, 72px);
  line-height: 1.04;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(30px, 3.3vw, 46px);
  line-height: 1.14;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 21px;
}

.hero-text,
.section-heading p,
.split p,
.contact p {
  color: var(--muted);
  font-size: 18px;
}

.hero-text {
  max-width: 720px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 34px 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-weight: 900;
}

.btn.primary {
  color: #04101f;
  border-color: transparent;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  box-shadow: 0 16px 40px rgba(50, 230, 255, 0.24);
}

.btn.secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.16);
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  max-width: 650px;
  margin: 0;
}

.stats div,
.dark-panel {
  background: linear-gradient(180deg, rgba(16, 27, 49, 0.78), rgba(8, 17, 31, 0.86));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.stats div {
  padding: 18px;
  border-radius: 8px;
}

.stats dt {
  color: var(--ink);
  font-size: 30px;
  line-height: 1;
  font-weight: 900;
}

.stats dd {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.hero-visual {
  position: relative;
  min-height: 540px;
  padding: 18px;
  border-radius: 8px;
}

.ai-console {
  position: relative;
  overflow: hidden;
  height: 100%;
  min-height: 500px;
  padding: 22px;
  background:
    radial-gradient(circle at 50% 42%, rgba(50, 230, 255, 0.14), transparent 34%),
    linear-gradient(180deg, rgba(11, 20, 38, 0.96), rgba(7, 14, 27, 0.98));
  border: 1px solid rgba(139, 171, 212, 0.24);
  border-radius: 8px;
}

.console-top {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.console-top span {
  width: 12px;
  height: 12px;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 18px var(--green);
}

.console-top strong {
  flex: 1;
}

.console-top em {
  color: var(--green);
  font-size: 12px;
  font-style: normal;
  font-weight: 900;
}

.console-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 18px 0 26px;
}

.console-metrics div {
  padding: 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.console-metrics b,
.console-metrics span {
  display: block;
}

.console-metrics b {
  color: var(--cyan);
  font-size: 28px;
  line-height: 1;
}

.console-metrics span {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

.network-orbit {
  position: relative;
  display: grid;
  min-height: 280px;
  place-items: center;
}

.network-orbit::before,
.network-orbit::after {
  position: absolute;
  content: "";
  border: 1px solid rgba(50, 230, 255, 0.28);
  border-radius: 50%;
}

.network-orbit::before {
  width: 260px;
  height: 260px;
}

.network-orbit::after {
  width: 178px;
  height: 178px;
  border-color: rgba(124, 92, 255, 0.32);
}

.core-node {
  z-index: 2;
  display: grid;
  width: 92px;
  height: 92px;
  place-items: center;
  color: #03101f;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  border-radius: 50%;
  font-size: 30px;
  font-weight: 900;
  box-shadow: 0 0 48px rgba(50, 230, 255, 0.42);
}

.node {
  position: absolute;
  z-index: 3;
  display: inline-flex;
  min-width: 72px;
  min-height: 38px;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  font-size: 14px;
  font-weight: 900;
  backdrop-filter: blur(10px);
}

.node.app { top: 18px; left: 50%; transform: translateX(-50%); }
.node.mini { top: 98px; right: 22px; }
.node.h5 { bottom: 36px; right: 58px; }
.node.pc { bottom: 36px; left: 58px; }
.node.video { top: 98px; left: 18px; }

.console-flow {
  display: grid;
  grid-template-columns: 1fr 34px 1fr 34px 1fr;
  align-items: center;
  gap: 8px;
}

.console-flow span {
  padding: 12px 10px;
  text-align: center;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 900;
}

.console-flow i {
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
}

.proof-band {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: -10px;
  padding: 18px;
  border-radius: 8px;
}

.proof-band div {
  padding: 24px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.proof-band strong,
.proof-band span {
  display: block;
}

.proof-band strong {
  font-size: 21px;
}

.proof-band span {
  margin-top: 4px;
  color: var(--muted);
}

#services,
.process-section,
.slogan,
.contact {
  color: var(--dark-text);
}

#services .eyebrow,
.process-section .eyebrow {
  color: var(--blue);
  background: rgba(55, 125, 255, 0.08);
  border-color: rgba(55, 125, 255, 0.18);
}

.section-heading {
  max-width: 850px;
  margin-bottom: 34px;
}

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

.card {
  min-height: 246px;
  padding: 26px;
  background: #fff;
  border: 1px solid #dce6ef;
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(19, 32, 51, 0.08);
}

.hot-card {
  background: linear-gradient(180deg, #ffffff, #eef7ff);
  border-color: rgba(55, 125, 255, 0.28);
}

.card p {
  color: #5d6980;
  margin-bottom: 0;
}

.card-icon {
  display: inline-flex;
  margin-bottom: 30px;
  color: var(--blue);
  font-size: 24px;
  font-weight: 900;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(360px, 1.1fr);
  gap: 48px;
  align-items: center;
}

.impact-section {
  padding: 52px;
  border-radius: 8px;
}

.impact-section p {
  color: var(--muted);
}

.saving {
  display: inline-flex;
  margin-top: 10px;
  padding: 12px 16px;
  color: #06101f !important;
  background: linear-gradient(135deg, var(--gold), #ffe49a);
  border-radius: 8px;
  font-weight: 900;
}

.capability-list {
  display: grid;
  gap: 14px;
}

.capability-list div {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 20px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.capability-list span {
  color: var(--muted);
  text-align: right;
}

.process-section {
  width: 100%;
  max-width: none;
  background: #fff;
}

.process-section > * {
  width: min(1180px, calc(100% - 40px));
  margin-left: auto;
  margin-right: auto;
}

.process {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.process li {
  position: relative;
  min-height: 210px;
  padding: 24px;
  background: #f6f9fc;
  border: 1px solid #dce6ef;
  border-radius: 8px;
}

.process li::before {
  counter-increment: step;
  content: "0" counter(step);
  display: grid;
  width: 48px;
  height: 48px;
  margin-bottom: 24px;
  place-items: center;
  color: #06101f;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  border-radius: 8px;
  font-weight: 900;
}

.process span {
  display: block;
  margin-bottom: 8px;
  font-weight: 900;
}

.process p {
  margin: 0;
  color: #5d6980;
  font-size: 14px;
}

.slogan {
  padding: 44px;
  text-align: center;
  background: linear-gradient(135deg, #0b1426, #142847);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.slogan p {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 18px;
  font-weight: 700;
}

.slogan strong {
  display: block;
  color: var(--ink);
  font-size: clamp(28px, 4vw, 54px);
  line-height: 1.1;
}

.contact {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 44px;
  color: var(--ink);
  background: linear-gradient(135deg, #06101f, #0f2340);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.contact p,
.contact .eyebrow {
  color: var(--muted);
}

.contact h2 {
  margin-bottom: 10px;
}

.contact p a {
  color: var(--cyan);
  font-weight: 900;
}

.contact .btn.primary {
  flex: 0 0 auto;
}

.site-footer {
  display: flex;
  justify-content: center;
  gap: 22px;
  padding: 28px 20px;
  color: #6a7587;
  background: #fff;
  border-top: 1px solid #dce6ef;
  font-size: 14px;
}

.site-footer a:hover {
  color: var(--blue);
}

@media (max-width: 1040px) {
  body {
    background:
      radial-gradient(circle at 18% 8%, rgba(55, 125, 255, 0.26), transparent 34%),
      linear-gradient(180deg, #050b18 0%, #08111f 55%, #f6f9fc 55%, #f6f9fc 100%);
  }

  .hero,
  .split {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

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

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

@media (max-width: 760px) {
  .site-header {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .brand {
    white-space: normal;
  }

  .nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .section {
    width: min(100% - 28px, 1180px);
    padding: 56px 0;
  }

  h1 {
    font-size: 40px;
  }

  .stats,
  .proof-band,
  .service-grid,
  .process,
  .console-metrics,
  .console-flow {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: auto;
  }

  .ai-console {
    min-height: 560px;
  }

  .network-orbit::before {
    width: 230px;
    height: 230px;
  }

  .node.mini { right: 0; }
  .node.video { left: 0; }
  .node.h5 { right: 12px; }
  .node.pc { left: 12px; }

  .console-flow i {
    display: none;
  }

  .impact-section,
  .slogan,
  .contact {
    padding: 28px;
  }

  .capability-list div,
  .contact,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .capability-list span {
    text-align: left;
  }
}