@import url("/assets/css/brand.css");
:root {
  --bg: #080e18;
  --surface: #111d2d;
  --ink: #eef5ff;
  --muted: #8d9cb0;
  --accent: #a8d9f2;
  --line: #243247;
  --display:
    "Bahnschrift SemiCondensed", "Bahnschrift", "Trebuchet MS", sans-serif;
  --body: "Bahnschrift", "Microsoft YaHei UI", "Noto Sans SC", sans-serif;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(ellipse at 75% 9%, #142c4660, transparent 32%), var(--bg);
  font: 15px/1.7 var(--body);
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
}
img {
  display: block;
  max-width: 100%;
}
button,
a,
summary {
  -webkit-tap-highlight-color: transparent;
}
button:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 6px;
}
[hidden] {
  display: none !important;
}
.wrap {
  width: min(1320px, calc(100% - 96px));
  margin-inline: auto;
}
.skip-link {
  position: fixed;
  z-index: 100;
  top: -70px;
  left: 20px;
  background: var(--ink);
  color: var(--bg);
  padding: 10px 20px;
}
.skip-link:focus {
  top: 10px;
}
.site-header {
  height: 100px;
  display: flex;
  align-items: center;
  gap: 40px;
  border-bottom: 1px solid var(--line);
}
.wordmark {
  display: flex;
  align-items: center;
  gap: 13px;
  font: 700 21px var(--display);
  letter-spacing: 0.09em;
  white-space: nowrap;
}
.wordmark > span {
  font: 10px var(--body);
  border-left: 1px solid var(--line);
  padding-left: 13px;
  color: var(--muted);
  letter-spacing: 0.14em;
}
.site-header nav {
  display: flex;
  gap: 32px;
  margin-left: auto;
  font-size: 13px;
  color: #a7b4c7;
}
.site-header nav a:hover {
  color: white;
}
.header-cta {
  font-size: 13px;
  border: 1px solid #40536b;
  padding: 10px 18px;
}
.header-cta span {
  margin-left: 20px;
}
.hero {
  display: grid;
  grid-template-columns: 1fr 1.12fr;
  align-items: center;
  min-height: 660px;
  padding-block: 90px 100px;
  gap: 34px;
  position: relative;
}
.eyebrow {
  font: 11px/1.5 var(--display);
  letter-spacing: 0.19em;
  color: var(--accent);
  margin: 0 0 25px;
}
.square {
  display: inline-block;
  background: var(--accent);
  height: 6px;
  width: 6px;
  margin-right: 10px;
}
.hero h1 {
  font-size: clamp(35px, 3.7vw, 54px);
  font-weight: 600;
  line-height: 1.32;
  letter-spacing: -0.055em;
  margin: 0 0 24px;
  white-space: nowrap;
}
.hero h1 span {
  color: #aabbd0;
}
.hero-description {
  color: var(--muted);
  font-size: 16px;
  margin: 0 0 30px;
  line-height: 1.9;
}
.download-row {
  display: flex;
  align-items: center;
  gap: 16px;
}
.download-button {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 17px 21px;
  min-width: 276px;
  background: var(--accent);
  color: #0b1a29;
  cursor: pointer;
  transition: background 0.2s;
}
.download-button:hover {
  background: #d1ecfc;
}
.download-button[aria-disabled="true"] {
  background: #24394e;
  color: #a3b7c9;
  cursor: default;
}
.download-button strong {
  display: block;
  font-size: 16px;
  font-weight: 600;
}
.download-button small {
  display: block;
  font-size: 10px;
  margin-top: 3px;
}
.download-icon {
  font-size: 28px;
  line-height: 1;
}
.download-button > span:last-child {
  margin-left: auto;
}
.download-note {
  font-size: 11px;
  color: var(--muted);
  max-width: 380px;
  min-height: 35px;
  margin: 13px 0 26px;
}
.retry-button {
  background: none;
  color: var(--accent);
  border: 0;
  text-decoration: underline;
  cursor: pointer;
}
.server-address {
  display: flex;
  align-items: center;
  gap: 10px;
  background: none;
  border: 0;
  padding: 0;
  color: #cfdaea;
  cursor: pointer;
  font: 11px var(--display);
  letter-spacing: 0.09em;
}
.server-address > span:last-child {
  color: var(--muted);
  font: 11px var(--body);
  margin-left: 12px;
}
.status-dot {
  width: 5px;
  height: 5px;
  background: var(--accent);
}
.hero-stage {
  position: relative;
  padding-top: 44px;
  perspective: 1200px;
  min-width: 0;
}
.stage-mark {
  position: absolute;
  top: -70px;
  right: 35px;
  width: 340px;
  opacity: 0.05;
  transform: rotate(-12deg);
  z-index: -1;
}
.stage-orbit {
  position: absolute;
  inset: -90px -20px -60px;
  background: radial-gradient(ellipse at 55% 45%, #4a94cb25, transparent 66%);
  z-index: -1;
}
.client-window {
  margin: 0;
  box-shadow: 0 34px 90px #0008;
  border: 1px solid #39516b;
  transform: rotateY(-7deg) rotateX(2deg);
  background: #111c2b;
}
.window-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  font: 9px var(--display);
  letter-spacing: 0.13em;
  color: #98abc1;
  border-bottom: 1px solid #2b3c51;
}
.window-bar i {
  display: inline-block;
  width: 5px;
  height: 5px;
  background: #a7d8f4;
  margin-right: 9px;
}
.client-window > img {
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: cover;
}
.client-window figcaption {
  display: flex;
  justify-content: space-between;
  font-size: 9px;
  color: #8699b0;
  padding: 10px 16px;
}
.client-window b {
  font-size: 16px;
  color: var(--accent);
  margin-left: 12px;
}
.stage-coordinate {
  margin: 25px 0 0 20px;
  font: 9px var(--display);
  letter-spacing: 0.19em;
  color: #60758e;
}
.spec-strip {
  border-block: 1px solid var(--line);
  background: #0d172480;
}
.spec-strip .wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 28px 0;
  gap: 20px;
}
.spec-strip span {
  font: 10px var(--body);
  letter-spacing: 0.07em;
  color: var(--muted);
}
.spec-strip b {
  font: 500 25px var(--display);
  color: var(--ink);
  margin-right: 15px;
}
.experience {
  padding-block: 120px 100px;
}
.section-heading {
  display: grid;
  grid-template-columns: 1fr 1.3fr 1fr;
  align-items: end;
  gap: 40px;
  margin-bottom: 70px;
}
.section-heading .eyebrow {
  align-self: start;
}
.section-heading h2,
h2 {
  font-size: 35px;
  line-height: 1.45;
  font-weight: 500;
  letter-spacing: -0.035em;
  margin: 0;
}
.section-heading > p:last-child {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.9;
  margin: 0;
}
.feature {
  display: grid;
  grid-template-columns: 0.8fr 1.4fr;
  gap: 90px;
  align-items: center;
  padding: 45px 0 85px;
  border-bottom: 1px solid var(--line);
}
.feature-number {
  font: 11px var(--display);
  color: #617d9a;
  display: block;
  margin-bottom: 24px;
}
.feature h3 {
  font-size: 30px;
  line-height: 1.45;
  font-weight: 500;
  margin: 0 0 20px;
}
.feature-copy p {
  font-size: 14px;
  color: var(--muted);
  max-width: 310px;
  margin: 0 0 27px;
}
.feature-tag {
  font: 10px var(--display);
  letter-spacing: 0.09em;
  color: var(--accent);
}
figure {
  margin: 0;
}
.feature figure {
  border: 1px solid #2e3f55;
  background: #121e2d;
}
.feature figure img {
  width: 100%;
  height: auto;
}
.feature figcaption {
  padding: 10px 15px;
  font-size: 10px;
  color: var(--muted);
}
.feature-reverse {
  grid-template-columns: 1.4fr 0.8fr;
  padding-top: 75px;
}
.feature-reverse .feature-copy {
  grid-column: 2;
  grid-row: 1;
}
.feature-reverse figure {
  grid-column: 1;
  grid-row: 1;
}
.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 55px;
  padding-top: 60px;
}
.detail-grid article > span {
  font: 10px var(--display);
  letter-spacing: 0.12em;
  color: #6e859e;
}
.detail-grid h3 {
  font-size: 18px;
  font-weight: 500;
  margin: 22px 0 12px;
}
.detail-grid p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.9;
  margin: 0;
}
.getting-started {
  background: linear-gradient(110deg, #101e2f, #0b1522);
  border-block: 1px solid var(--line);
  padding: 85px 0;
}
.start-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 100px;
}
.muted {
  color: var(--muted);
  font-size: 13px;
}
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
}
.steps li {
  display: flex;
  gap: 25px;
  padding: 25px 0;
  border-bottom: 1px solid var(--line);
}
.steps li:first-child {
  padding-top: 0;
}
.steps li:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.steps li > span {
  font: 11px var(--display);
  color: var(--accent);
  padding-top: 5px;
}
.steps h3 {
  font-size: 17px;
  font-weight: 500;
  margin: 0 0 8px;
}
.steps p {
  font-size: 13px;
  color: var(--muted);
  margin: 0;
}
.release-section,
.faq {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 100px;
  padding-block: 95px;
  border-bottom: 1px solid var(--line);
}
.release-panel {
  border-top: 1px solid #637f9a;
  padding-top: 22px;
}
.release-panel h3 {
  font: 25px var(--display);
  margin: 0 0 12px;
}
.release-panel ul {
  padding-left: 20px;
  font-size: 13px;
  color: var(--muted);
  line-height: 2;
}
.release-meta {
  font: 10px var(--display);
  color: var(--accent);
  letter-spacing: 0.05em;
}
.faq-items details {
  padding: 19px 0;
  border-bottom: 1px solid var(--line);
}
.faq-items details:first-child {
  padding-top: 0;
}
.faq-items summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  cursor: pointer;
  list-style: none;
  font-size: 15px;
}
.faq-items summary::-webkit-details-marker {
  display: none;
}
.faq-items summary span {
  font-size: 20px;
  color: #7794b2;
}
.faq-items details[open] summary span {
  transform: rotate(45deg);
}
.faq-items p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.9;
  margin: 15px 32px 0 0;
}
.network-callout {
  padding-block: 80px;
  display: flex;
  align-items: center;
  gap: 35px;
}
.network-callout .eyebrow {
  margin-bottom: 10px;
}
.network-callout h2 {
  font-size: 27px;
}
.network-callout p:last-child {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 0;
}
.network-callout > a {
  margin-left: auto;
  border-bottom: 1px solid #7089a4;
  padding: 12px 0;
  font-size: 14px;
}
.network-callout > a span {
  margin-left: 45px;
}
.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 30px 35px;
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 11px;
}
.site-footer .wordmark {
  color: var(--ink);
  font-size: 16px;
}
.site-footer > a:nth-last-child(2) {
  margin-left: auto;
}
.site-footer small {
  width: 100%;
  font-size: 10px;
  color: #536981;
}
.hero-copy,
.client-window {
  animation: arrive 0.7s ease-out both;
}
.client-window {
  animation-delay: 0.12s;
}
@keyframes arrive {
  from {
    opacity: 0;
    translate: 0 15px;
  }
  to {
    opacity: 1;
    translate: 0 0;
  }
}
@media (min-width: 1500px) {
  .hero {
    min-height: 760px;
  }
  .hero h1 {
    font-size: 59px;
  }
  .hero-stage {
    margin-left: 20px;
  }
}
@media (max-width: 1100px) {
  .wrap {
    width: calc(100% - 56px);
  }
  .hero {
    gap: 20px;
    min-height: 580px;
    padding-block: 70px;
  }
  .hero h1 {
    font-size: 38px;
  }
  .wordmark {
    font-size: 17px;
  }
  .site-header {
    gap: 22px;
  }
  .site-header nav {
    gap: 22px;
  }
  .feature {
    gap: 45px;
  }
  .section-heading {
    grid-template-columns: 1fr 1.5fr;
  }
  .section-heading > p:last-child {
    grid-column: 2;
  }
  .start-grid,
  .release-section,
  .faq {
    gap: 55px;
  }
}
@media (max-width: 760px) {
  .wrap {
    width: calc(100% - 40px);
  }
  .site-header {
    height: 78px;
    gap: 14px;
  }
  .wordmark {
    gap: 9px;
    font-size: 15px;
  }
  .wordmark > span {
    display: none;
  }
  .wordmark img {
    width: 26px;
    height: 26px;
  }
  .site-header nav {
    gap: 18px;
    font-size: 12px;
  }
  .site-header nav a:nth-child(-n + 2) {
    display: none;
  }
  .header-cta {
    padding: 7px 10px;
    font-size: 11px;
    white-space: nowrap;
  }
  .header-cta span {
    margin-left: 7px;
  }
  .hero {
    grid-template-columns: 1fr;
    padding-block: 55px 45px;
    gap: 30px;
  }
  .hero h1 {
    font-size: clamp(31px, 7.4vw, 48px);
  }
  .hero-description {
    font-size: 14px;
  }
  .eyebrow {
    font-size: 9px;
    margin-bottom: 20px;
  }
  .download-note {
    margin-bottom: 20px;
  }
  .hero-stage {
    padding-top: 15px;
  }
  .stage-mark {
    top: -90px;
    width: 230px;
  }
  .client-window {
    transform: none;
  }
  .stage-coordinate {
    margin-top: 15px;
    font-size: 8px;
  }
  .spec-strip .wrap {
    grid-template-columns: 1fr 1fr;
    gap: 20px 10px;
    padding-block: 23px;
  }
  .spec-strip span {
    font-size: 8px;
  }
  .spec-strip b {
    font-size: 21px;
    margin-right: 9px;
  }
  .experience {
    padding-block: 65px;
  }
  .section-heading {
    display: block;
    margin-bottom: 25px;
  }
  .section-heading h2,
  h2 {
    font-size: 29px;
  }
  .section-heading > p:last-child {
    margin-top: 20px;
  }
  .feature,
  .feature-reverse {
    display: flex;
    flex-direction: column;
    gap: 28px;
    align-items: stretch;
    padding-block: 35px 40px;
  }
  .feature-number {
    margin-bottom: 15px;
  }
  .feature h3 {
    font-size: 25px;
    margin-bottom: 13px;
  }
  .feature h3 br {
    display: none;
  }
  .feature-copy p {
    max-width: none;
    font-size: 13px;
    margin-bottom: 15px;
  }
  .feature-tag {
    font-size: 9px;
  }
  .detail-grid {
    grid-template-columns: 1fr;
    gap: 30px;
    padding-top: 40px;
  }
  .detail-grid h3 {
    margin-top: 10px;
  }
  .getting-started {
    padding-block: 55px;
  }
  .start-grid,
  .release-section,
  .faq {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .release-section,
  .faq {
    padding-block: 55px;
  }
  .network-callout {
    padding-block: 45px;
    gap: 18px;
    flex-wrap: wrap;
  }
  .network-callout > img {
    width: 35px;
    height: 35px;
  }
  .network-callout h2 {
    font-size: 22px;
  }
  .network-callout > a {
    margin-left: 53px;
  }
  .site-footer {
    gap: 16px;
  }
  .site-footer .wordmark {
    font-size: 13px;
  }
  .site-footer > span {
    display: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}