:root {
  --bg: #020819;
  --cyan: #14e7ff;
  --blue: #1684ff;
  --purple: #8c38ff;
  --pink: #f146d9;
  --gold: #ffc451;
  --text: #f8fbff;
  --muted: #a9c4f7;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--text);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  background: var(--bg);
  overflow-x: hidden;
}

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

.page-shell {
  position: relative;
  min-height: 100vh;
  padding: 0 34px 26px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 43%, rgba(46, 106, 255, 0.72) 0 4%, transparent 16%),
    radial-gradient(circle at 50% 28%, rgba(35, 73, 181, 0.74), transparent 34%),
    radial-gradient(circle at 14% 46%, rgba(113, 43, 255, 0.28), transparent 27%),
    radial-gradient(circle at 86% 46%, rgba(208, 45, 255, 0.28), transparent 27%),
    linear-gradient(180deg, #020718 0%, #030a24 50%, #020615 100%);
}

.stars,
.speed-lines,
.city,
.horizon,
.ring-field {
  pointer-events: none;
  position: absolute;
}

.stars {
  inset: 0;
  opacity: 0.8;
  background-image:
    radial-gradient(circle, rgba(94, 231, 255, 0.9) 0 1px, transparent 1.4px),
    radial-gradient(circle, rgba(255, 255, 255, 0.65) 0 1px, transparent 1.2px);
  background-position: 7% 13%, 74% 19%;
  background-size: 92px 92px, 137px 137px;
  mask-image: linear-gradient(180deg, #000 0 58%, transparent 84%);
}

.speed-lines {
  top: 115px;
  width: 48%;
  height: 320px;
  opacity: 0.88;
  background:
    linear-gradient(18deg, transparent 14%, rgba(24, 74, 255, 0.9) 15%, transparent 16%),
    linear-gradient(16deg, transparent 29%, rgba(207, 44, 255, 0.85) 30%, transparent 31%),
    linear-gradient(14deg, transparent 48%, rgba(22, 224, 255, 0.7) 49%, transparent 50%),
    linear-gradient(12deg, transparent 67%, rgba(62, 93, 255, 0.88) 68%, transparent 69%);
  filter: drop-shadow(0 0 10px rgba(0, 190, 255, 0.8));
}

.speed-lines-left {
  left: -3%;
  transform: skewY(4deg);
}

.speed-lines-right {
  right: -3%;
  transform: scaleX(-1) skewY(4deg);
}

.horizon {
  left: -5%;
  right: -5%;
  top: 352px;
  height: 116px;
  background:
    radial-gradient(ellipse at 50% 62%, rgba(27, 232, 255, 0.42), transparent 34%),
    linear-gradient(90deg, transparent 0%, rgba(22, 221, 255, 0.18) 24%, rgba(64, 96, 255, 0.34) 42%, rgba(236, 57, 255, 0.34) 58%, rgba(22, 221, 255, 0.18) 76%, transparent 100%) 50% 58% / 74% 1px no-repeat;
  box-shadow: 0 0 28px rgba(76, 123, 255, 0.38);
}

.city {
  top: 258px;
  width: 45%;
  height: 210px;
  opacity: 0.72;
  background:
    linear-gradient(to top, rgba(10, 50, 120, 0.9), rgba(5, 27, 88, 0.2)) bottom / 100% 68px no-repeat;
  mask-image:
    linear-gradient(to right, transparent 0, #000 12%, #000 88%, transparent 100%),
    linear-gradient(#000, #000);
}

.city::before,
.city::after {
  content: "";
  position: absolute;
  bottom: 28px;
  width: 100%;
  height: 150px;
  background:
    linear-gradient(to top, rgba(0, 90, 255, 0.9), rgba(0, 90, 255, 0.05)) 4% bottom / 31px 118px no-repeat,
    linear-gradient(to top, rgba(6, 190, 255, 0.92), rgba(6, 190, 255, 0.05)) 12% bottom / 38px 142px no-repeat,
    linear-gradient(to top, rgba(45, 55, 165, 0.9), rgba(45, 55, 165, 0.05)) 20% bottom / 24px 92px no-repeat,
    linear-gradient(to top, rgba(0, 111, 255, 0.84), rgba(0, 111, 255, 0.05)) 29% bottom / 33px 130px no-repeat,
    linear-gradient(to top, rgba(28, 39, 121, 0.9), rgba(28, 39, 121, 0.05)) 38% bottom / 21px 78px no-repeat,
    linear-gradient(to top, rgba(5, 148, 255, 0.86), rgba(5, 148, 255, 0.05)) 48% bottom / 28px 103px no-repeat,
    linear-gradient(to top, rgba(46, 45, 158, 0.8), rgba(46, 45, 158, 0.05)) 62% bottom / 34px 76px no-repeat,
    linear-gradient(to top, rgba(0, 116, 255, 0.78), rgba(0, 116, 255, 0.05)) 76% bottom / 20px 95px no-repeat,
    linear-gradient(to top, rgba(12, 31, 91, 0.95), rgba(12, 31, 91, 0.05)) 89% bottom / 32px 70px no-repeat;
  filter: drop-shadow(0 0 12px rgba(0, 177, 255, 0.9));
}

.city::after {
  bottom: 70px;
  height: 72px;
  opacity: 0.55;
  background-image:
    repeating-linear-gradient(90deg, transparent 0 13px, rgba(40, 231, 255, 0.9) 13px 15px, transparent 15px 22px);
  mask-image: linear-gradient(to top, #000, transparent);
}

.city-left {
  left: 3%;
}

.city-right {
  right: 3%;
  transform: scaleX(-1);
}

.ring-field {
  left: 50%;
  top: 418px;
  width: 510px;
  height: 92px;
  border-radius: 50%;
  transform: translateX(-50%) perspective(300px) rotateX(64deg);
  background:
    radial-gradient(ellipse, rgba(13, 244, 255, 0.4), transparent 42%),
    repeating-radial-gradient(ellipse, transparent 0 16px, rgba(14, 225, 255, 0.92) 17px 18px, transparent 19px 31px);
  box-shadow:
    0 0 28px rgba(33, 222, 255, 0.95),
    0 0 65px rgba(80, 52, 255, 0.78);
}

.nav {
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: 236px minmax(0, 1fr);
  align-items: center;
  min-height: 102px;
  margin: 0 -34px;
  padding: 0 36px;
  background:
    linear-gradient(180deg, rgba(1, 6, 25, 0.92), rgba(4, 10, 32, 0.72) 70%, rgba(4, 10, 32, 0.2)),
    radial-gradient(circle at 50% 0, rgba(37, 67, 165, 0.42), transparent 46%);
  border-top: 1px solid rgba(55, 102, 255, 0.48);
  border-bottom: 1px solid rgba(9, 44, 132, 0.24);
}

.brand {
  display: flex;
  align-items: center;
  min-width: 0;
}

.brand img {
  display: block;
  width: 248px;
  height: 64px;
  max-width: 100%;
  object-fit: contain;
  object-position: left center;
  filter: drop-shadow(0 0 10px rgba(56, 221, 255, 0.45));
}

.menu {
  display: flex;
  justify-content: center;
  align-items: center;
  width: min(100%, 1080px);
  justify-self: center;
  gap: clamp(22px, 3.6vw, 70px);
  font-size: 18px;
  font-weight: 700;
}

.menu a {
  position: relative;
  padding: 34px 0 27px;
  color: rgba(255, 255, 255, 0.96);
  text-shadow: 0 0 8px rgba(135, 177, 255, 0.38);
  white-space: nowrap;
}

.menu a.active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 58px;
  height: 3px;
  border-radius: 99px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, #2ad9ff 20% 80%, transparent);
  box-shadow: 0 0 8px #2ad9ff, 0 0 18px #2c69ff;
}

.hero {
  position: relative;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 28px;
  min-height: 456px;
  text-align: center;
}

.hero h1 {
  margin: 0;
  font-size: clamp(76px, 8.2vw, 142px);
  line-height: 0.95;
  font-weight: 900;
  letter-spacing: 8px;
  color: #f7fbff;
  text-shadow:
    0 2px 0 #9bd7ff,
    0 10px 18px rgba(49, 169, 255, 0.74),
    0 0 48px rgba(82, 123, 255, 0.8);
  transform: skewX(-6deg);
}

.hero-subtitle {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 12px;
}

.hero-subtitle strong {
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.1;
  letter-spacing: 8px;
  text-shadow: 0 0 18px rgba(91, 186, 255, 0.86);
}

.hero-subtitle span {
  position: relative;
  width: 120px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan));
}

.hero-subtitle span:last-child {
  transform: scaleX(-1);
}

.hero-subtitle span::after {
  content: "";
  position: absolute;
  right: -5px;
  top: -3px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
}

.feature-row {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(4, auto);
  gap: clamp(26px, 4vw, 70px);
  margin-top: 20px;
}

.feature {
  display: grid;
  grid-template-columns: 42px auto;
  gap: 12px;
  align-items: center;
  text-align: left;
}

.feature-icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: var(--cyan);
  border: 1px solid rgba(27, 195, 255, 0.65);
  border-radius: 13px;
  background: rgba(0, 80, 180, 0.26);
  box-shadow: inset 0 0 18px rgba(0, 154, 255, 0.35);
  font-size: 13px;
  font-weight: 900;
}

.feature h2 {
  margin: 0 0 4px;
  font-size: 18px;
}

.feature p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.ai-core {
  position: absolute;
  z-index: 1;
  top: 286px;
  font-size: clamp(82px, 8.2vw, 128px);
  line-height: 1;
  font-weight: 900;
  color: rgba(19, 231, 255, 0.34);
  -webkit-text-stroke: 2px #42f2ff;
  text-shadow: 0 0 21px #24f6ff, 0 0 48px #376dff;
}

.products {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 16px;
  margin-top: 0;
}

.product-card {
  --accent: var(--cyan);
  position: relative;
  min-height: 485px;
  padding: 19px 20px 18px;
  border: 1px solid color-mix(in srgb, var(--accent), transparent 20%);
  border-radius: 15px;
  overflow: hidden;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--accent), transparent 93%), transparent 42%),
    radial-gradient(circle at 50% 100%, color-mix(in srgb, var(--accent), transparent 72%), transparent 45%),
    rgba(2, 12, 38, 0.88);
  box-shadow:
    inset 0 0 28px color-mix(in srgb, var(--accent), transparent 82%),
    0 0 18px color-mix(in srgb, var(--accent), transparent 86%);
}

.product-card::before {
  content: "";
  position: absolute;
  inset: auto 20px 86px;
  height: 70px;
  border-radius: 50%;
  background: radial-gradient(ellipse, color-mix(in srgb, var(--accent), transparent 20%), transparent 62%);
  filter: blur(12px);
  opacity: 0.75;
}

.card-purple {
  --accent: var(--purple);
}

.card-blue {
  --accent: #13a8ff;
}

.card-gold {
  --accent: var(--gold);
}

.card-pink {
  --accent: var(--pink);
}

.card-live {
  --accent: #21f0c7;
}

.number {
  margin-bottom: 10px;
  color: var(--accent);
  font-size: 48px;
  line-height: 1;
  font-weight: 900;
  text-shadow: 0 0 16px color-mix(in srgb, var(--accent), transparent 20%);
}

.product-card h2 {
  margin: 0 0 11px;
  font-size: clamp(20px, 1.55vw, 28px);
  line-height: 1.14;
  font-weight: 900;
}

.product-card p {
  margin: 0;
  min-height: 54px;
  color: #d6e5ff;
  font-size: clamp(13px, 1.05vw, 16px);
  line-height: 1.6;
}

.product-card a {
  position: absolute;
  left: 50%;
  bottom: 22px;
  z-index: 5;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 172px;
  height: 42px;
  border: 1px solid color-mix(in srgb, var(--accent), #fff 15%);
  border-radius: 999px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, color-mix(in srgb, var(--accent), #00103d 50%), color-mix(in srgb, var(--accent), #4d008f 38%));
  box-shadow: 0 0 20px color-mix(in srgb, var(--accent), transparent 58%);
  font-size: 18px;
  font-weight: 800;
}

.product-art {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 76px;
  height: 202px;
  overflow: hidden;
  border-radius: 4px;
}

.product-art::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 4px;
  width: 78%;
  height: 36px;
  border: 2px solid color-mix(in srgb, var(--accent), transparent 12%);
  border-radius: 50%;
  transform: translateX(-50%);
  box-shadow:
    0 0 16px var(--accent),
    inset 0 0 18px color-mix(in srgb, var(--accent), transparent 55%);
}

.product-image-art {
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.product-image-art::before {
  display: none;
}

.product-image-art img {
  display: block;
  width: 112%;
  max-width: none;
  height: 100%;
  object-fit: cover;
  object-position: center bottom;
  filter: drop-shadow(0 0 16px color-mix(in srgb, var(--accent), transparent 34%));
}

.card-cyan .product-image-art img {
  width: 116%;
}

.card-gold .product-image-art img,
.card-pink .product-image-art img {
  width: 112%;
}

.card-live .product-image-art img {
  width: 112%;
}

.globe {
  position: absolute;
  left: 50%;
  bottom: 34px;
  width: 122px;
  height: 122px;
  border-radius: 50%;
  transform: translateX(-50%);
  background:
    linear-gradient(90deg, transparent 48%, rgba(255, 255, 255, 0.45) 49% 51%, transparent 52%),
    linear-gradient(0deg, transparent 48%, rgba(255, 255, 255, 0.38) 49% 51%, transparent 52%),
    radial-gradient(circle at 35% 28%, #41ffff, #0e7eff 47%, #071547 72%);
  border: 2px solid #42f7ff;
  box-shadow: 0 0 30px #00bfff;
}

.globe::before,
.globe::after {
  content: "";
  position: absolute;
  inset: 18px -6px;
  border: 1px solid rgba(142, 245, 255, 0.7);
  border-radius: 50%;
}

.globe::after {
  inset: -5px 28px;
}

.pin {
  position: absolute;
  width: 22px;
  height: 22px;
  border: 4px solid #62f7ff;
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  box-shadow: 0 0 14px #22e7ff;
}

.pin::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: #1a68ff;
}

.pin-a {
  left: 58%;
  bottom: 96px;
}

.pin-b {
  left: 34%;
  bottom: 62px;
}

.orbit {
  position: absolute;
  left: 50%;
  bottom: 32px;
  width: 200px;
  height: 72px;
  border: 1px solid rgba(52, 232, 255, 0.6);
  border-radius: 50%;
  transform: translateX(-50%) rotate(-8deg);
}

.orbit-b {
  width: 225px;
  transform: translateX(-50%) rotate(12deg);
}

.human {
  position: absolute;
  left: 50%;
  bottom: 31px;
  width: 58px;
  height: 150px;
  transform: translateX(-50%);
  background:
    radial-gradient(circle at 50% 8%, #fff 0 13px, transparent 14px),
    linear-gradient(90deg, transparent 44%, #fff 45% 55%, transparent 56%) center 35px / 100% 83px no-repeat,
    linear-gradient(60deg, transparent 0 42%, #fff 43% 54%, transparent 55%) 8px 80px / 42px 70px no-repeat,
    linear-gradient(-60deg, transparent 0 42%, #fff 43% 54%, transparent 55%) 8px 80px / 42px 70px no-repeat;
  filter: drop-shadow(0 0 16px #bd69ff);
}

.panel,
.tile,
.small-card,
.node {
  position: absolute;
  border: 1px solid color-mix(in srgb, var(--accent), #7bf6ff 25%);
  border-radius: 7px;
  background: color-mix(in srgb, var(--accent), transparent 80%);
  box-shadow: 0 0 12px color-mix(in srgb, var(--accent), transparent 38%);
}

.panel {
  width: 48px;
  height: 42px;
}

.p1 {
  left: 26px;
  bottom: 112px;
}

.p2 {
  left: 62px;
  bottom: 52px;
}

.p3 {
  right: 32px;
  bottom: 104px;
}

.p4 {
  right: 66px;
  bottom: 50px;
}

.clap {
  position: absolute;
  left: 42px;
  bottom: 58px;
  width: 112px;
  height: 78px;
  border: 2px solid #68ddff;
  border-radius: 8px;
  transform: rotate(-4deg);
  background:
    repeating-linear-gradient(0deg, transparent 0 13px, rgba(255, 255, 255, 0.18) 13px 15px),
    linear-gradient(135deg, #102d81, #061332);
  box-shadow: 0 0 22px #159fff;
}

.clap::before {
  content: "";
  position: absolute;
  left: -6px;
  top: -36px;
  width: 128px;
  height: 34px;
  transform: rotate(-14deg);
  border-radius: 5px;
  background:
    repeating-linear-gradient(135deg, #f6fbff 0 18px, #14255b 18px 36px);
  box-shadow: 0 0 12px #fff;
}

.reel {
  position: absolute;
  right: 33px;
  bottom: 44px;
  width: 78px;
  height: 78px;
  border-radius: 50%;
  border: 8px solid #dff8ff;
  background:
    radial-gradient(circle, #11205a 0 12px, transparent 13px),
    radial-gradient(circle at 28% 28%, #10205c 0 11px, transparent 12px),
    radial-gradient(circle at 72% 28%, #10205c 0 11px, transparent 12px),
    radial-gradient(circle at 28% 72%, #10205c 0 11px, transparent 12px),
    radial-gradient(circle at 72% 72%, #10205c 0 11px, transparent 12px),
    #70dfff;
  box-shadow: 0 0 18px #4eefff;
}

.tile {
  width: 30px;
  height: 38px;
}

.t1 {
  left: 18px;
  bottom: 117px;
}

.t2 {
  right: 20px;
  bottom: 123px;
}

.t3 {
  right: 86px;
  bottom: 145px;
}

.cube {
  position: absolute;
  left: 50%;
  bottom: 46px;
  display: grid;
  place-items: center;
  width: 118px;
  height: 108px;
  transform: translateX(-50%) skewY(-6deg);
  border: 2px solid #44edff;
  background:
    linear-gradient(135deg, rgba(22, 219, 255, 0.7), rgba(20, 58, 194, 0.72)),
    rgba(0, 23, 79, 0.9);
  box-shadow: 0 0 28px #22e8ff, inset 0 0 28px rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 50px;
  font-weight: 900;
}

.small-card {
  width: 42px;
  height: 34px;
}

.s1 {
  left: 26px;
  bottom: 105px;
}

.s2 {
  right: 23px;
  bottom: 108px;
}

.s3 {
  right: 74px;
  bottom: 147px;
}

.head {
  position: absolute;
  left: 50%;
  bottom: 76px;
  width: 88px;
  height: 100px;
  border-radius: 48% 48% 43% 43%;
  transform: translateX(-50%);
  border: 2px solid #7effff;
  background:
    radial-gradient(circle at 42% 39%, #8effff 0 2px, transparent 3px),
    radial-gradient(circle at 62% 39%, #8effff 0 2px, transparent 3px),
    linear-gradient(90deg, rgba(44, 238, 255, 0.26), rgba(169, 54, 255, 0.52));
  box-shadow: 0 0 25px #b144ff;
}

.head::before {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: inherit;
  background-image:
    repeating-linear-gradient(0deg, transparent 0 8px, rgba(139, 255, 255, 0.32) 9px 10px),
    repeating-linear-gradient(90deg, transparent 0 8px, rgba(139, 255, 255, 0.28) 9px 10px);
  opacity: 0.8;
}

.neck {
  position: absolute;
  left: 50%;
  bottom: 35px;
  transform: translateX(-50%);
  color: #fff;
  font-size: 45px;
  font-weight: 900;
  text-shadow: 0 0 22px #ff3bda;
}

.node {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
}

.node::after {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #fff;
}

.n1 {
  left: 29px;
  bottom: 112px;
}

.n2 {
  left: 58px;
  bottom: 57px;
}

.n3 {
  right: 31px;
  bottom: 112px;
}

.n4 {
  right: 66px;
  bottom: 62px;
}

.metrics {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: center;
  margin-top: 24px;
  min-height: 98px;
  padding: 16px 42px;
  border: 1px solid rgba(57, 101, 255, 0.35);
  border-radius: 17px;
  background:
    linear-gradient(90deg, rgba(0, 11, 38, 0.62), rgba(7, 22, 66, 0.86), rgba(0, 11, 38, 0.62));
  box-shadow: inset 0 0 28px rgba(32, 115, 255, 0.2);
}

.metrics article {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
}

.metrics article + article::before {
  content: "";
  position: absolute;
  left: 0;
  width: 1px;
  height: 54px;
  background: linear-gradient(transparent, rgba(86, 216, 255, 0.8), transparent);
  box-shadow: 0 0 16px rgba(86, 216, 255, 0.8);
}

.metric-icon {
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  color: var(--cyan);
  background: rgba(25, 84, 255, 0.22);
  box-shadow: inset 0 0 22px rgba(30, 123, 255, 0.38), 0 0 14px rgba(0, 240, 255, 0.34);
  font-size: 34px;
}

.metrics strong {
  color: #23e3ff;
  font-size: 36px;
  line-height: 1;
  font-weight: 900;
  text-shadow: 0 0 14px rgba(35, 227, 255, 0.58);
}

.metrics p {
  margin: 8px 0 0;
  color: #b8dcff;
  font-size: 17px;
}

.subpage-shell {
  min-height: 100vh;
  padding-bottom: 72px;
  background:
    radial-gradient(circle at 50% 18%, rgba(37, 93, 255, 0.45), transparent 30%),
    radial-gradient(circle at 8% 58%, rgba(109, 35, 255, 0.28), transparent 26%),
    radial-gradient(circle at 92% 54%, rgba(238, 52, 255, 0.22), transparent 25%),
    linear-gradient(180deg, #020718 0%, #030a24 55%, #020615 100%);
}

.subpage-shell::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 230px;
  width: min(860px, 86vw);
  height: 260px;
  transform: translateX(-50%) perspective(460px) rotateX(62deg);
  border-radius: 50%;
  background:
    radial-gradient(ellipse, rgba(19, 231, 255, 0.3), transparent 48%),
    repeating-radial-gradient(ellipse, transparent 0 22px, rgba(23, 153, 255, 0.55) 23px 24px, transparent 25px 42px);
  box-shadow: 0 0 60px rgba(23, 153, 255, 0.34);
  pointer-events: none;
}

.subpage-shell .speed-lines {
  top: 150px;
  opacity: 0.42;
}

.sub-hero {
  position: relative;
  z-index: 2;
  max-width: 920px;
  margin: 0 auto;
  padding: 84px 0 52px;
  text-align: center;
}

.eyebrow {
  margin: 0 0 15px;
  color: var(--cyan);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 6px;
  text-shadow: 0 0 14px rgba(20, 231, 255, 0.75);
}

.sub-hero h1 {
  margin: 0;
  font-size: clamp(46px, 6vw, 86px);
  line-height: 1;
  font-weight: 900;
  letter-spacing: 4px;
  text-shadow: 0 0 24px rgba(62, 163, 255, 0.82), 0 0 55px rgba(74, 69, 255, 0.7);
}

.sub-hero p:not(.eyebrow) {
  max-width: 760px;
  margin: 24px auto 0;
  color: #c8dcff;
  font-size: 20px;
  line-height: 1.8;
}

.detail-grid,
.case-list,
.about-panel,
.news-grid {
  position: relative;
  z-index: 3;
  width: min(1240px, 100%);
  margin: 0 auto;
}

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

.detail-grid.five-col {
  grid-template-columns: repeat(6, minmax(0, 1fr));
}

.detail-card,
.solution-card,
.case-list article,
.about-panel article,
.news-grid article {
  border: 1px solid rgba(45, 175, 255, 0.36);
  border-radius: 14px;
  background:
    linear-gradient(180deg, rgba(14, 75, 169, 0.24), rgba(4, 12, 39, 0.78)),
    rgba(3, 12, 38, 0.78);
  box-shadow: inset 0 0 28px rgba(36, 118, 255, 0.18), 0 0 24px rgba(31, 94, 255, 0.16);
  backdrop-filter: blur(10px);
}

.detail-card {
  min-height: 280px;
  padding: 27px 22px;
}

.detail-card span {
  color: var(--accent, var(--cyan));
  font-size: 44px;
  font-weight: 900;
  text-shadow: 0 0 16px currentColor;
}

.detail-card h2,
.solution-card h2,
.case-list h2,
.about-panel h2,
.news-grid h2 {
  margin: 18px 0 12px;
  font-size: 24px;
  line-height: 1.28;
}

.detail-card p,
.solution-card p,
.case-list p,
.about-panel p,
.news-grid p {
  margin: 0;
  color: #c9dcff;
  font-size: 16px;
  line-height: 1.75;
}

.detail-card.cyan {
  --accent: var(--cyan);
}

.detail-card.purple {
  --accent: var(--purple);
}

.detail-card.blue {
  --accent: #13a8ff;
}

.detail-card.gold {
  --accent: var(--gold);
}

.detail-card.pink {
  --accent: var(--pink);
}

.detail-card.live {
  --accent: #21f0c7;
}

.solution-card {
  min-height: 245px;
  padding: 30px;
}

.solution-card b,
.case-list span,
.news-grid time {
  color: var(--cyan);
  font-size: 15px;
  letter-spacing: 2px;
}

.case-list,
.news-grid {
  display: grid;
  gap: 18px;
}

.case-list article,
.news-grid article {
  padding: 28px 34px;
}

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

.about-panel article {
  min-height: 245px;
  padding: 30px;
}

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

.site-footer {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(260px, 360px) 1fr;
  gap: 54px;
  width: min(1240px, 100%);
  margin: 46px auto 0;
  padding: 34px 34px 24px;
  border: 1px solid rgba(42, 157, 255, 0.3);
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(8, 28, 76, 0.72), rgba(2, 8, 28, 0.82)),
    radial-gradient(circle at 18% 0, rgba(30, 231, 255, 0.24), transparent 38%),
    radial-gradient(circle at 88% 100%, rgba(168, 54, 255, 0.16), transparent 36%);
  box-shadow: inset 0 0 34px rgba(39, 111, 255, 0.15), 0 0 28px rgba(9, 91, 255, 0.16);
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  left: 24px;
  right: 24px;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(31, 229, 255, 0.9), rgba(243, 56, 255, 0.7), transparent);
  box-shadow: 0 0 18px rgba(31, 229, 255, 0.75);
}

.footer-brand p,
.footer-links p {
  margin: 18px 0 0;
  color: #b9cdf6;
  font-size: 15px;
  line-height: 1.8;
}

.footer-logo {
  display: flex;
  align-items: center;
}

.footer-logo img {
  display: block;
  width: 236px;
  height: 81px;
  object-fit: contain;
  object-position: left center;
  filter: drop-shadow(0 0 10px rgba(56, 221, 255, 0.35));
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 30px;
}

.footer-links h2 {
  margin: 0 0 16px;
  color: #f8fbff;
  font-size: 18px;
}

.footer-links a {
  display: block;
  margin-top: 12px;
  color: #b9d8ff;
  font-size: 15px;
}

.footer-links a:hover {
  color: var(--cyan);
  text-shadow: 0 0 10px rgba(20, 231, 255, 0.65);
}

.footer-bottom {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 8px;
  padding-top: 20px;
  border-top: 1px solid rgba(80, 123, 255, 0.24);
  color: #7f9ed2;
  font-size: 14px;
}

@media (max-width: 1180px) {
  .page-shell {
    padding: 0 20px 26px;
  }

  .nav {
    grid-template-columns: 1fr;
    margin: 0 -20px;
    padding: 16px 20px 0;
    gap: 6px;
  }

  .brand {
    justify-self: center;
  }

  .brand img {
    object-position: center;
  }

  .menu {
    gap: 28px;
    width: 100%;
  }

  .products {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 8px;
  }

  .product-card {
    min-height: 470px;
  }

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

  .detail-grid,
  .detail-grid.five-col,
  .about-panel,
  .news-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .metrics {
    gap: 22px;
  }

  .metrics article + article::before {
    display: none;
  }
}

@media (max-width: 720px) {
  .page-shell {
    padding: 0 14px 24px;
  }

  .nav {
    margin: 0 -14px;
    gap: 18px;
    min-height: auto;
    padding: 14px 14px 0;
  }

  .brand img {
    width: 208px;
    height: 54px;
  }

  .menu {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px 16px;
    font-size: 14px;
    padding: 12px;
  }

  .menu a {
    padding: 10px 0 12px;
    text-align: center;
  }

  .hero {
    min-height: 470px;
    padding-top: 24px;
  }

  .hero h1 {
    font-size: clamp(54px, 16vw, 72px);
    letter-spacing: 3px;
  }

  .hero-subtitle {
    gap: 8px;
    margin-top: 10px;
  }

  .hero-subtitle strong {
    max-width: 340px;
    font-size: 27px;
    line-height: 1.22;
    letter-spacing: 2px;
  }

  .hero-subtitle span {
    flex: 0 0 32px;
    width: 32px;
  }

  .products,
  .metrics,
  .detail-grid,
  .detail-grid.five-col,
  .about-panel,
  .news-grid,
  .footer-links {
    grid-template-columns: 1fr;
  }

  .sub-hero {
    padding: 58px 0 36px;
  }

  .sub-hero p:not(.eyebrow) {
    font-size: 16px;
  }

  .feature-row {
    grid-template-columns: repeat(2, minmax(0, 150px));
    justify-content: center;
    gap: 12px;
    width: 100%;
    margin-top: 22px;
  }

  .feature {
    grid-template-columns: 36px minmax(0, 1fr);
    justify-self: stretch;
    gap: 8px;
    padding: 8px;
    border: 1px solid rgba(35, 189, 255, 0.24);
    border-radius: 12px;
    background: rgba(2, 18, 54, 0.42);
    backdrop-filter: blur(4px);
  }

  .feature-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
  }

  .feature h2 {
    font-size: 15px;
    line-height: 1.2;
  }

  .feature p {
    margin-top: 3px;
    font-size: 12px;
    line-height: 1.3;
  }

  .ai-core {
    top: 370px;
    font-size: 82px;
    opacity: 0.72;
  }

  .ring-field {
    top: 422px;
    width: 360px;
    height: 72px;
  }

  .horizon {
    top: 382px;
  }

  .city {
    top: 305px;
  }

  .products {
    margin-top: 0;
  }

  .product-art {
    bottom: 78px;
    height: 210px;
  }

  .metrics {
    padding: 22px 16px;
  }

  .site-footer {
    margin-top: 34px;
    padding: 28px 20px 22px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
  }

  .city,
  .speed-lines {
    opacity: 0.35;
  }
}