:root {
  --bg: #f8fbff;
  --panel: rgba(255, 255, 255, 0.82);
  --panel-strong: rgba(255, 255, 255, 0.94);
  --line: rgba(28, 48, 82, 0.11);
  --line-strong: rgba(28, 48, 82, 0.18);
  --text: #101827;
  --muted: rgba(16, 24, 39, 0.72);
  --weak: rgba(16, 24, 39, 0.52);
  --red: #d9293f;
  --blue: #2563eb;
  --cyan: #078cb7;
  --amber: #f5b84b;
  --green: #19a66a;
  --radius: 18px;
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 78% 8%, rgba(37, 99, 235, 0.1), transparent 32%),
    radial-gradient(circle at 10% 28%, rgba(217, 41, 63, 0.06), transparent 30%),
    linear-gradient(180deg, #fbfdff 0%, #f1f6fc 46%, #f8fbff 100%);
  color: var(--text);
  font-family:
    "PingFang SC",
    "Microsoft YaHei",
    "Noto Sans CJK SC",
    system-ui,
    sans-serif;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -4;
  background:
    linear-gradient(rgba(37, 99, 235, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37, 99, 235, 0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, transparent, black 15%, black 70%, transparent);
}

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

img {
  display: block;
  max-width: 100%;
}

#network-canvas {
  position: fixed;
  inset: 0;
  z-index: -3;
  width: 100%;
  height: 100%;
  opacity: 0.32;
}

.scan-layer {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    repeating-linear-gradient(
      180deg,
      rgba(37, 99, 235, 0.016) 0,
      rgba(37, 99, 235, 0.016) 1px,
      transparent 1px,
      transparent 7px
    );
  mix-blend-mode: multiply;
  opacity: 0.32;
}

.cursor-light {
  position: fixed;
  left: 0;
  top: 0;
  z-index: -1;
  width: 360px;
  height: 360px;
  border: 1px solid rgba(7, 140, 183, 0.1);
  background:
    radial-gradient(circle, rgba(7, 140, 183, 0.1), transparent 62%);
  transform: translate3d(-50%, -50%, 0);
  pointer-events: none;
  filter: blur(12px);
  opacity: 0.6;
}

.page-shell {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: fixed;
  left: 24px;
  right: 24px;
  top: 18px;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  padding: 0 18px 0 22px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
  backdrop-filter: blur(24px);
  box-shadow: 0 18px 70px rgba(42, 59, 85, 0.12);
}

.brand img {
  width: 126px;
  height: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 34px;
  color: rgba(16, 24, 39, 0.76);
  font-size: 15px;
}

.nav-links a {
  position: relative;
  padding: 8px 0;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--red), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 260ms ease;
}

.nav-links a:hover::after {
  transform: scaleX(1);
}

.nav-cta,
.primary-button,
.ghost-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  white-space: nowrap;
  transition:
    transform 220ms ease,
    border-color 220ms ease,
    background 220ms ease,
    color 220ms ease;
}

.nav-cta,
.primary-button {
  border: 1px solid rgba(217, 41, 63, 0.72);
  background:
    linear-gradient(135deg, rgba(217, 41, 63, 0.94), rgba(37, 99, 235, 0.9));
  color: #fff;
  box-shadow: 0 16px 38px rgba(217, 41, 63, 0.18);
}

.ghost-button {
  border: 1px solid rgba(16, 24, 39, 0.18);
  background: rgba(255, 255, 255, 0.58);
  color: var(--text);
}

.nav-cta:hover,
.primary-button:hover,
.ghost-button:hover {
  transform: translateY(-2px);
}

.section-panel {
  position: relative;
  overflow: hidden;
}

.hero {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: 140px 0 84px;
  isolation: isolate;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -3;
  opacity: 0.16;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: heroZoom 18s ease-in-out infinite alternate;
}

.hero-scrim {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(251, 253, 255, 0.98) 0%, rgba(251, 253, 255, 0.88) 48%, rgba(251, 253, 255, 0.68) 100%),
    linear-gradient(180deg, rgba(251, 253, 255, 0.64), rgba(248, 251, 255, 0.96));
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(420px, 1.05fr);
  gap: 56px;
  align-items: center;
}

.hero-copy {
  max-width: 650px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 30px;
  padding: 0 12px;
  border: 1px solid rgba(7, 140, 183, 0.22);
  border-radius: 999px;
  background: rgba(7, 140, 183, 0.07);
  color: rgba(8, 89, 122, 0.96);
  font-size: 14px;
  font-weight: 700;
}

.eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 16px rgba(102, 209, 122, 0.85);
}

.hero-title {
  margin: 26px 0 22px;
  font-size: clamp(42px, 5vw, 72px);
  line-height: 1.04;
  font-weight: 900;
  max-width: 720px;
  color: var(--text);
}

.hero-title .line {
  display: block;
}

.hero-text {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(16px, 1.6vw, 20px);
  line-height: 1.8;
}

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

.hero-stage {
  position: relative;
  min-height: 570px;
  perspective: 1200px;
}

.stage-grid {
  position: absolute;
  inset: 7% 2% 0;
  border: 1px solid rgba(37, 99, 235, 0.12);
  transform: rotateX(62deg) rotateZ(-9deg);
  background:
    linear-gradient(rgba(7, 140, 183, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(7, 140, 183, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
  box-shadow:
    inset 0 0 80px rgba(7, 140, 183, 0.06),
    0 38px 90px rgba(37, 99, 235, 0.1);
  animation: gridDrift 8s linear infinite;
}

.holo-frame {
  position: relative;
  margin: 52px auto 0;
  width: min(100%, 590px);
  min-height: 480px;
  border: 1px solid rgba(36, 88, 223, 0.16);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.96), rgba(241, 247, 255, 0.78)),
    rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(18px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 36px 100px rgba(37, 54, 79, 0.14);
  overflow: hidden;
  transform-style: preserve-3d;
}

.holo-frame::before,
.holo-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.holo-frame::before {
  background:
    linear-gradient(90deg, transparent, rgba(7, 140, 183, 0.16), transparent);
  width: 46%;
  transform: translateX(-100%) skewX(-16deg);
  animation: scanner 4.2s ease-in-out infinite;
}

.holo-frame::after {
  border: 1px solid rgba(7, 140, 183, 0.16);
  border-radius: inherit;
  clip-path: polygon(0 0, 35% 0, 35% 2px, 2px 2px, 2px 35%, 0 35%);
}

.frame-topline {
  display: flex;
  justify-content: space-between;
  padding: 18px 20px;
  color: rgba(16, 24, 39, 0.58);
  font-size: 13px;
  border-bottom: 1px solid rgba(16, 24, 39, 0.09);
}

.knowledge-map {
  position: relative;
  width: 100%;
  height: 380px;
}

.knowledge-map svg {
  position: absolute;
  inset: 36px 34px 20px;
  width: calc(100% - 68px);
  height: calc(100% - 56px);
  overflow: visible;
}

.link {
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 8 12;
  animation: dashFlow 2.8s linear infinite;
}

.link-1,
.link-4 {
  stroke: rgba(37, 213, 255, 0.78);
}

.link-2,
.link-6 {
  stroke: rgba(226, 27, 47, 0.72);
}

.link-3,
.link-5 {
  stroke: rgba(245, 184, 75, 0.72);
}

.node {
  position: absolute;
  z-index: 2;
  display: grid;
  place-items: center;
  border: 1px solid rgba(16, 24, 39, 0.14);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  font-weight: 800;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 20px 55px rgba(37, 54, 79, 0.14);
  animation: floatNode 4.6s ease-in-out infinite;
}

.node-core {
  left: 50%;
  top: 50%;
  width: 118px;
  height: 82px;
  transform: translate(-50%, -50%);
  border-color: rgba(37, 213, 255, 0.58);
  background:
    linear-gradient(145deg, rgba(37, 99, 235, 0.82), rgba(217, 41, 63, 0.62));
  color: #fff;
  box-shadow: 0 0 60px rgba(37, 99, 235, 0.24);
}

.node-a {
  left: 7%;
  top: 15%;
  width: 88px;
  height: 62px;
}

.node-b {
  right: 7%;
  top: 19%;
  width: 88px;
  height: 62px;
  animation-delay: -0.8s;
}

.node-c {
  left: 8%;
  bottom: 14%;
  width: 88px;
  height: 62px;
  animation-delay: -1.4s;
}

.node-d {
  right: 6%;
  bottom: 16%;
  width: 88px;
  height: 62px;
  animation-delay: -2.2s;
}

.node-e {
  left: 48%;
  bottom: 5%;
  width: 88px;
  height: 62px;
  animation-delay: -3.1s;
}

.signal-row {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
  padding: 0 20px 20px;
}

.signal-row span {
  height: 7px;
  border-radius: 999px;
  background: rgba(16, 24, 39, 0.1);
  overflow: hidden;
}

.signal-row span::after {
  content: "";
  display: block;
  width: 55%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--red), var(--cyan));
  animation: signalPulse 1.8s ease-in-out infinite;
}

.signal-row span:nth-child(2)::after {
  animation-delay: -0.25s;
}

.signal-row span:nth-child(3)::after {
  animation-delay: -0.45s;
}

.signal-row span:nth-child(4)::after {
  animation-delay: -0.65s;
}

.signal-row span:nth-child(5)::after {
  animation-delay: -0.85s;
}

.signal-row span:nth-child(6)::after {
  animation-delay: -1.05s;
}

.metrics-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
  overflow: hidden;
  margin-top: -40px;
  position: relative;
  z-index: 3;
  box-shadow: 0 24px 80px rgba(37, 54, 79, 0.14);
}

.metric {
  min-height: 138px;
  padding: 26px;
  background: rgba(255, 255, 255, 0.86);
}

.metric strong {
  display: block;
  font-size: clamp(34px, 4vw, 58px);
  line-height: 1;
}

.metric span {
  display: block;
  margin-top: 12px;
  color: var(--muted);
}

.solutions,
.product-showcase,
.about,
.contact {
  padding: 130px 0;
}

.section-heading {
  max-width: 790px;
}

.section-heading h2,
.showcase-copy h2,
.contact h2 {
  margin: 22px 0 0;
  font-size: clamp(34px, 4.5vw, 60px);
  line-height: 1.12;
}

.section-heading p,
.showcase-copy p,
.contact p {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.8;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 46px;
}

.solution-card {
  position: relative;
  min-height: 430px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: rgba(255, 255, 255, 0.9);
  transform-style: preserve-3d;
  box-shadow: 0 24px 80px rgba(37, 54, 79, 0.14);
}

.solution-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.72;
  filter: saturate(1.08) contrast(1.02) brightness(1.08);
  transition: transform 700ms ease, opacity 700ms ease;
}

.solution-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(249, 252, 255, 0.95)),
    linear-gradient(135deg, rgba(217, 41, 63, 0.06), rgba(7, 140, 183, 0.08));
}

.solution-card:hover img {
  transform: scale(1.08);
  opacity: 0.82;
}

.card-content {
  position: absolute;
  inset: auto 0 0;
  z-index: 2;
  padding: 24px;
}

.card-content span {
  display: inline-flex;
  margin-bottom: 14px;
  color: rgba(37, 99, 235, 0.68);
  font-size: 14px;
}

.card-content h3 {
  margin: 0;
  font-size: 26px;
  color: var(--text);
}

.card-content p {
  margin: 12px 0 0;
  color: rgba(16, 24, 39, 0.72);
  line-height: 1.75;
}

.card-content em {
  display: inline-flex;
  margin-top: 18px;
  color: var(--blue);
  font-style: normal;
  font-weight: 800;
}

.flow {
  padding: 132px 0;
  background:
    linear-gradient(180deg, rgba(217, 41, 63, 0.035), transparent 30%),
    linear-gradient(135deg, rgba(37, 99, 235, 0.06), rgba(7, 140, 183, 0.035));
}

.flow-board {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 54px;
}

.flow-line {
  position: absolute;
  left: 8%;
  right: 8%;
  top: 44px;
  height: 1px;
  background: linear-gradient(90deg, var(--red), var(--cyan), var(--amber));
  transform-origin: left;
  animation: lineGrow 3s ease-in-out infinite;
}

.flow-step {
  position: relative;
  min-height: 260px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(18px);
}

.flow-step span {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(37, 213, 255, 0.46);
  border-radius: 14px;
  background: rgba(37, 213, 255, 0.1);
  box-shadow: 0 0 30px rgba(12, 152, 201, 0.14);
  font-weight: 900;
}

.flow-step h3 {
  margin: 32px 0 12px;
  font-size: 24px;
}

.flow-step p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.product-showcase {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(520px, 1.25fr);
  align-items: center;
  gap: 46px;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 44px;
}

.about-grid article {
  min-height: 210px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(37, 213, 255, 0.08), transparent),
    rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(18px);
}

.about-grid h3 {
  margin: 0 0 14px;
  font-size: 24px;
}

.about-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.showcase-copy {
  max-width: 480px;
}

.showcase-device {
  border: 1px solid var(--line);
  border-radius: 24px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(239, 246, 255, 0.86));
  overflow: hidden;
  box-shadow: 0 36px 110px rgba(37, 54, 79, 0.18);
}

.device-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 54px;
  padding: 0 18px;
  border-bottom: 1px solid var(--line);
}

.device-toolbar span {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--red);
}

.device-toolbar span:nth-child(2) {
  background: var(--amber);
}

.device-toolbar span:nth-child(3) {
  background: var(--green);
}

.device-toolbar strong {
  margin-left: auto;
  color: rgba(16, 24, 39, 0.62);
  font-size: 14px;
}

.console-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  grid-template-rows: 190px 160px 160px;
  gap: 12px;
  padding: 14px;
}

.console-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(16, 24, 39, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.56);
  padding: 20px;
}

.console-panel.large {
  grid-row: span 3;
  padding: 0;
}

.console-panel.large img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.9;
}

.console-panel span {
  color: var(--weak);
}

.console-panel strong {
  display: block;
  margin-top: 18px;
  font-size: 42px;
}

.pulse-card {
  animation: cardPulse 2.8s ease-in-out infinite;
}

.marquee-section {
  overflow: hidden;
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.48);
}

.marquee-track {
  display: flex;
  gap: 18px;
  width: max-content;
  padding: 24px 0;
  animation: marquee 28s linear infinite;
}

.marquee-track span {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid rgba(16, 24, 39, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
  color: rgba(16, 24, 39, 0.72);
  white-space: nowrap;
}

.site-footer {
  display: flex;
  justify-content: center;
  padding: 22px 24px 30px;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.62);
}

.beian-link {
  color: var(--weak);
  font-size: 14px;
  line-height: 1.6;
  transition:
    color 180ms ease,
    opacity 180ms ease;
}

.beian-link:hover,
.beian-link:focus-visible {
  color: var(--blue);
  opacity: 0.9;
}

.contact-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 50px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background:
    linear-gradient(135deg, rgba(226, 27, 47, 0.1), rgba(12, 152, 201, 0.1)),
    rgba(255, 255, 255, 0.86);
  box-shadow: 0 30px 110px rgba(37, 54, 79, 0.16);
}

.contact-panel > div {
  max-width: 720px;
}

.reveal {
  opacity: 0;
  transform: translate3d(0, 38px, 0);
  transition:
    opacity 720ms ease,
    transform 720ms cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.detail-page {
  background:
    radial-gradient(circle at 80% 12%, rgba(37, 99, 235, 0.1), transparent 32%),
    radial-gradient(circle at 10% 42%, rgba(217, 41, 63, 0.055), transparent 30%),
    linear-gradient(180deg, #fbfdff 0%, #f1f6fc 46%, #f8fbff 100%);
}

.detail-hero {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  padding: 140px 0 92px;
  isolation: isolate;
}

.detail-media {
  position: absolute;
  inset: 0;
  z-index: -3;
  opacity: 0.16;
}

.detail-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: heroZoom 18s ease-in-out infinite alternate;
}

.detail-scrim {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(251, 253, 255, 0.98), rgba(251, 253, 255, 0.86) 52%, rgba(251, 253, 255, 0.7)),
    linear-gradient(180deg, rgba(251, 253, 255, 0.54), #f8fbff 96%);
}

.detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(430px, 1.12fr);
  gap: 54px;
  align-items: center;
}

.breadcrumb {
  display: inline-flex;
  color: rgba(16, 24, 39, 0.58);
  font-size: 14px;
  margin-bottom: 22px;
}

.breadcrumb:hover {
  color: var(--text);
}

.detail-title {
  margin: 0;
  font-size: clamp(48px, 7vw, 98px);
  line-height: 1;
}

.detail-lead {
  margin: 26px 0 0;
  color: var(--muted);
  font-size: clamp(17px, 1.6vw, 21px);
  line-height: 1.85;
}

.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.detail-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 14px;
  border: 1px solid rgba(37, 213, 255, 0.28);
  border-radius: 999px;
  background: rgba(7, 140, 183, 0.07);
  color: rgba(8, 89, 122, 0.96);
  font-weight: 700;
}

.detail-visual {
  position: relative;
  min-height: 520px;
  border: 1px solid var(--line);
  border-radius: 26px;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 18%, rgba(7, 140, 183, 0.12), transparent 34%),
    linear-gradient(135deg, #ffffff, #eef6ff);
  box-shadow: 0 34px 100px rgba(37, 54, 79, 0.14);
}

.detail-visual img {
  width: 100%;
  height: 100%;
  min-height: 520px;
  object-fit: cover;
  opacity: 0.62;
  filter: saturate(1.04) contrast(0.88) brightness(1.28);
}

.detail-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0.18) 44%, rgba(7, 140, 183, 0.08)),
    radial-gradient(circle at 20% 16%, rgba(255, 255, 255, 0.42), transparent 28%);
  pointer-events: none;
}

.detail-section {
  padding: 110px 0 0;
}

.detail-card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 42px;
}

.detail-card-grid.three {
  grid-template-columns: repeat(3, 1fr);
}

.detail-card-grid.four {
  grid-template-columns: repeat(4, 1fr);
}

.detail-card {
  min-height: 230px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(36, 88, 223, 0.08), transparent),
    rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(18px);
  box-shadow: 0 24px 80px rgba(37, 54, 79, 0.12);
}

.detail-card > span {
  display: inline-flex;
  margin-bottom: 20px;
  color: var(--blue);
  font-weight: 900;
}

.detail-card h3 {
  margin: 0;
  font-size: 23px;
  line-height: 1.35;
}

.detail-card p {
  margin: 16px 0 0;
  color: var(--muted);
  line-height: 1.78;
}

.detail-contact {
  padding: 110px 0 130px;
}

/* ===== 公司简介页 ===== */
.about-intro {
  padding: 110px 0 0;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 54px;
  align-items: start;
}

.about-intro .intro-copy p {
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.95;
}

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

.about-pillars {
  display: grid;
  gap: 16px;
}

.about-pillar {
  padding: 26px 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(37, 213, 255, 0.08), transparent),
    rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(18px);
  box-shadow: 0 22px 70px rgba(37, 54, 79, 0.1);
}

.about-pillar span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 16px;
  border-radius: 13px;
  border: 1px solid rgba(37, 99, 235, 0.28);
  background: rgba(37, 99, 235, 0.08);
  color: var(--blue);
  font-weight: 900;
  font-size: 18px;
}

.about-pillar h3 {
  margin: 0 0 10px;
  font-size: 21px;
}

.about-pillar p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

/* 发展历程时间线 */
.timeline-section {
  padding: 120px 0;
}

.timeline {
  position: relative;
  margin-top: 56px;
  padding-left: 4px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 21px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(180deg, var(--blue), var(--cyan) 55%, rgba(7, 140, 183, 0.1));
}

.timeline-item {
  position: relative;
  padding: 0 0 44px 66px;
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 999px;
  background: var(--blue);
  border: 3px solid #fff;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.16), 0 6px 18px rgba(37, 99, 235, 0.3);
}

.timeline-item.is-future::before {
  background: var(--red);
  box-shadow: 0 0 0 3px rgba(217, 41, 63, 0.16), 0 6px 18px rgba(217, 41, 63, 0.3);
}

.timeline-year {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 14px;
  margin-bottom: 12px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--blue);
  font-weight: 800;
  font-size: 15px;
}

.timeline-item.is-future .timeline-year {
  background: rgba(217, 41, 63, 0.1);
  color: var(--red);
}

.timeline-card {
  padding: 22px 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(18px);
  box-shadow: 0 20px 64px rgba(37, 54, 79, 0.1);
}

.timeline-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.timeline-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.78;
}

/* ===== 招贤纳士页 ===== */
.careers-hero {
  padding: 150px 0 0;
}

.careers-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 46px;
}

.careers-value {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(145deg, rgba(36, 88, 223, 0.07), transparent),
    rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(18px);
}

.careers-value h3 {
  margin: 0 0 12px;
  font-size: 22px;
}

.careers-value p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.apply-section {
  padding: 120px 0;
}

.apply-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 48px;
  align-items: start;
  margin-top: 48px;
}

.positions {
  display: grid;
  gap: 12px;
}

.position-chip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  font-weight: 700;
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.position-chip:hover {
  transform: translateY(-2px);
  border-color: rgba(37, 99, 235, 0.4);
  box-shadow: 0 16px 40px rgba(37, 99, 235, 0.12);
}

.position-chip em {
  color: var(--weak);
  font-style: normal;
  font-weight: 500;
  font-size: 14px;
}

.apply-form {
  padding: 36px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.94), rgba(239, 246, 255, 0.86));
  box-shadow: 0 34px 100px rgba(37, 54, 79, 0.16);
}

.apply-form h3 {
  margin: 0 0 6px;
  font-size: 24px;
}

.apply-form > p {
  margin: 0 0 26px;
  color: var(--muted);
}

.field {
  margin-bottom: 18px;
}

.field label {
  display: block;
  margin-bottom: 8px;
  font-weight: 700;
  font-size: 14px;
  color: rgba(16, 24, 39, 0.82);
}

.field label .req {
  color: var(--red);
  margin-left: 4px;
}

.field input,
.field select {
  width: 100%;
  min-height: 50px;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text);
  font-size: 15px;
  font-family: inherit;
  transition: border-color 200ms ease, box-shadow 200ms ease;
}

.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%232563eb' stroke-width='3'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  cursor: pointer;
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.14);
}

.file-drop {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 118px;
  padding: 20px;
  border: 1.5px dashed var(--line-strong);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.6);
  color: var(--muted);
  text-align: center;
  cursor: pointer;
  transition: border-color 200ms ease, background 200ms ease, color 200ms ease;
}

.file-drop:hover,
.file-drop.dragover {
  border-color: var(--blue);
  background: rgba(37, 99, 235, 0.05);
  color: var(--blue);
}

.file-drop strong {
  font-size: 15px;
}

.file-drop small {
  font-size: 13px;
  color: var(--weak);
}

.file-drop.has-file {
  border-color: var(--green);
  color: var(--green);
  border-style: solid;
}

.apply-form .primary-button {
  width: 100%;
  margin-top: 8px;
}

.form-note {
  margin: 16px 0 0;
  font-size: 13px;
  color: var(--weak);
  text-align: center;
}

@keyframes heroZoom {
  from {
    transform: scale(1);
  }
  to {
    transform: scale(1.08);
  }
}

@keyframes gridDrift {
  from {
    background-position: 0 0;
  }
  to {
    background-position: 42px 42px;
  }
}

@keyframes scanner {
  0%,
  18% {
    transform: translateX(-120%) skewX(-16deg);
  }
  55%,
  100% {
    transform: translateX(250%) skewX(-16deg);
  }
}

@keyframes dashFlow {
  to {
    stroke-dashoffset: -40;
  }
}

@keyframes floatNode {
  0%,
  100% {
    margin-top: 0;
  }
  50% {
    margin-top: -10px;
  }
}

@keyframes signalPulse {
  0%,
  100% {
    transform: translateX(-20%);
    opacity: 0.45;
  }
  50% {
    transform: translateX(88%);
    opacity: 1;
  }
}

@keyframes lineGrow {
  0%,
  100% {
    transform: scaleX(0.28);
    opacity: 0.45;
  }
  50% {
    transform: scaleX(1);
    opacity: 1;
  }
}

@keyframes cardPulse {
  0%,
  100% {
    box-shadow: inset 0 0 0 rgba(37, 213, 255, 0);
  }
  50% {
    box-shadow: inset 0 0 70px rgba(37, 213, 255, 0.16);
  }
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

@media (max-width: 980px) {
  .site-header {
    left: 14px;
    right: 14px;
    height: 62px;
    padding: 0 10px 0 14px;
  }

  .brand img {
    width: 108px;
  }

  .nav-links {
    display: none;
  }

  .nav-cta {
    min-height: 40px;
    padding: 0 14px;
    font-size: 14px;
  }

  .page-shell {
    width: min(100% - 32px, 760px);
  }

  .hero {
    padding: 104px 0 72px;
  }

  .hero-grid,
  .product-showcase,
  .detail-grid,
  .about-intro,
  .apply-grid {
    grid-template-columns: 1fr;
  }

  .careers-values {
    grid-template-columns: 1fr;
  }

  .apply-form {
    padding: 26px;
  }

  .hero-title {
    max-width: 100%;
  }

  .hero-stage {
    min-height: 430px;
  }

  .holo-frame {
    min-height: 400px;
    margin-top: 24px;
  }

  .metrics-strip {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 0;
  }

  .solution-grid,
  .flow-board,
  .about-grid,
  .detail-card-grid,
  .detail-card-grid.three,
  .detail-card-grid.four {
    grid-template-columns: 1fr;
  }

  .flow-line {
    display: none;
  }

  .solution-card {
    min-height: 340px;
  }

  .console-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .console-panel.large {
    min-height: 320px;
  }

  .detail-hero {
    padding: 104px 0 74px;
  }

  .detail-visual,
  .detail-visual img {
    min-height: 360px;
  }

  .contact-panel {
    flex-direction: column;
    align-items: flex-start;
    padding: 30px;
  }
}

@media (max-width: 560px) {
  .site-header {
    left: 10px;
    right: 10px;
    top: 12px;
    height: 58px;
  }

  .brand img {
    width: 102px;
  }

  .nav-cta {
    display: none;
  }

  .hero-title {
    font-size: clamp(32px, 8.6vw, 42px);
    line-height: 1.08;
  }

  .hero-text,
  .section-heading p,
  .showcase-copy p,
  .contact p {
    font-size: 16px;
  }

  .hero-text {
    max-width: 94vw;
  }

  .hero-actions {
    width: 100%;
  }

  .primary-button,
  .ghost-button {
    width: 100%;
  }

  .metrics-strip {
    grid-template-columns: 1fr;
  }

  .metric {
    min-height: 112px;
  }

  .solutions,
  .product-showcase,
  .about,
  .contact,
  .flow,
  .detail-section {
    padding: 88px 0;
  }

  .detail-contact {
    padding: 0 0 88px;
  }

  .section-heading h2,
  .showcase-copy h2,
  .contact h2,
  .detail-title {
    font-size: 32px;
  }

  .holo-frame {
    min-height: 360px;
  }

  .knowledge-map {
    height: 320px;
  }

  .node {
    width: 76px;
    height: 54px;
    font-size: 14px;
  }

  .node-core {
    width: 98px;
    height: 70px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }
}