:root {
  --ink: #050b24;
  --ink-soft: #0b1537;
  --panel: #101d43;
  --paper: #f2f6ff;
  --white: #fff;
  --blue: #1f66ff;
  --cyan: #27d7f4;
  --orange: #ff6b35;
  --mint: #35dab0;
  --muted: #9fb3dd;
  --line: rgba(159, 179, 221, 0.2);
  --serif: "STSong", "Songti SC", "Noto Serif CJK SC", serif;
  --sans: "Bahnschrift", "DIN Alternate", "Noto Sans SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { overflow-x: hidden; overflow-x: clip; scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  overflow-x: clip;
  color: var(--white);
  background:
    radial-gradient(circle at 78% 14%, rgba(31, 102, 255, 0.2), transparent 30%),
    radial-gradient(circle at 16% 48%, rgba(39, 215, 244, 0.07), transparent 28%),
    var(--ink);
  font-family: var(--sans);
  text-rendering: optimizeLegibility;
}
body::before {
  position: fixed;
  inset: 0;
  z-index: -4;
  content: "";
  pointer-events: none;
  opacity: 0.18;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.11'/%3E%3C/svg%3E");
}
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
.section-shell { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }

.route-field { position: fixed; inset: 0; z-index: -2; width: 100%; height: 100%; pointer-events: none; }
.ambient { position: fixed; inset: 0; z-index: -3; overflow: hidden; pointer-events: none; }
.ambient-orbit {
  position: absolute;
  border: 1px solid rgba(39, 215, 244, 0.11);
  border-radius: 50%;
  transform: rotate(-18deg);
}
.orbit-one { width: 820px; height: 820px; right: -360px; top: -300px; box-shadow: 0 0 0 96px rgba(39, 215, 244, 0.016), 0 0 0 192px rgba(31, 102, 255, 0.012); }
.orbit-two { width: 540px; height: 540px; left: -300px; top: 45%; }
.ambient-glow { position: absolute; width: 420px; height: 420px; border-radius: 50%; filter: blur(110px); opacity: 0.11; }
.glow-one { right: 2%; top: 18%; background: var(--cyan); }
.glow-two { left: 12%; top: 55%; background: var(--blue); }
.grid-fade {
  position: absolute;
  inset: 52% -10% -12%;
  opacity: 0.16;
  transform: perspective(700px) rotateX(62deg) rotateZ(-4deg);
  transform-origin: center top;
  background-image:
    linear-gradient(rgba(39, 215, 244, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(39, 215, 244, 0.16) 1px, transparent 1px);
  background-size: 66px 66px;
  mask-image: linear-gradient(to bottom, transparent, #000 18%, #000 58%, transparent);
}

.site-header {
  position: relative;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 11, 36, 0.72);
  backdrop-filter: blur(18px);
}
.header-inner {
  display: flex;
  width: min(1320px, calc(100% - 48px));
  min-height: 86px;
  margin-inline: auto;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.brand-lockup { display: flex; min-width: 0; align-items: center; gap: 14px; }
.company-logo-shell {
  display: grid;
  width: 200px;
  min-height: 54px;
  padding: 7px 12px;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.25);
}
.company-logo { display: block; width: 100%; height: auto; }
.brand-divider { width: 1px; height: 32px; background: var(--line); }
.product-name { color: #c8d7f8; font-size: 13px; letter-spacing: 0.13em; white-space: nowrap; }
.product-name b { color: var(--white); }
.site-nav { display: flex; align-items: center; justify-content: flex-end; gap: 8px; }
.site-nav a {
  min-height: 40px;
  padding: 11px 12px;
  color: #c3d3f6;
  border-radius: 9px;
  font-size: 12px;
  transition: color 180ms ease, background 180ms ease;
}
.site-nav a:hover, .site-nav a:focus-visible { color: var(--white); background: rgba(255, 255, 255, 0.07); outline: none; }
.official-badge { display: inline-flex; align-items: center; gap: 7px; margin-left: 4px; padding: 8px 10px; color: #bfeef5; border: 1px solid rgba(39, 215, 244, 0.28); border-radius: 99px; font-size: 10px; letter-spacing: 0.08em; }
.official-badge i { width: 6px; height: 6px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 14px var(--mint); }

.hero {
  display: grid;
  min-height: 710px;
  grid-template-columns: minmax(0, 1.03fr) minmax(440px, 0.97fr);
  align-items: center;
  gap: clamp(40px, 7vw, 105px);
  padding-block: 72px 60px;
}
.hero-copy { position: relative; z-index: 2; }
.eyebrow, .section-heading > p, .access-copy > p:first-child {
  display: flex;
  margin: 0 0 20px;
  align-items: center;
  gap: 12px;
  color: #a9bce8;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
}
.eyebrow span, .section-heading > p, .access-copy > p:first-child { color: var(--cyan); }
.eyebrow i { width: 42px; height: 1px; background: linear-gradient(90deg, var(--cyan), transparent); }
.hero h1 {
  max-width: 710px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(52px, 6.4vw, 88px);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.06em;
}
.hero h1 em { color: transparent; font-style: normal; -webkit-text-stroke: 1px rgba(255, 255, 255, 0.72); text-shadow: 0 0 34px rgba(39, 215, 244, 0.16); }
.hero-lead { max-width: 680px; margin: 28px 0 0; color: #b8c8e9; font-size: 16px; line-height: 1.95; }
.hero-actions { display: flex; margin-top: 34px; align-items: stretch; gap: 12px; }
.download-button {
  position: relative;
  display: grid;
  min-width: 350px;
  min-height: 74px;
  padding: 12px 18px 12px 13px;
  grid-template-columns: 48px 1fr auto;
  align-items: center;
  gap: 14px;
  overflow: hidden;
  border: 1px solid rgba(112, 230, 255, 0.75);
  border-radius: 13px;
  background: linear-gradient(115deg, #174dcc, #1f66ff 58%, #159fc6);
  box-shadow: 0 18px 50px rgba(31, 102, 255, 0.31), inset 0 1px rgba(255, 255, 255, 0.24);
  transition: transform 180ms ease, box-shadow 180ms ease, filter 180ms ease;
}
.download-button::after { position: absolute; inset: 0; content: ""; transform: translateX(-120%); background: linear-gradient(100deg, transparent 28%, rgba(255, 255, 255, 0.26), transparent 72%); transition: transform 500ms ease; }
.download-button:hover::after { transform: translateX(120%); }
.download-button:hover { transform: translateY(-2px); box-shadow: 0 24px 64px rgba(31, 102, 255, 0.42); }
.download-button.is-loading { opacity: 0.7; pointer-events: none; filter: saturate(0.5); }
.download-icon { display: grid; width: 48px; height: 48px; place-items: center; border: 1px solid rgba(255, 255, 255, 0.3); border-radius: 10px; background: rgba(3, 14, 48, 0.2); }
.download-icon svg { width: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.download-button strong, .download-button small { position: relative; z-index: 1; display: block; }
.download-button strong { font-size: 16px; }
.download-button small { margin-top: 4px; color: #d6e9ff; font-size: 11px; }
.download-button > i { position: relative; z-index: 1; font-style: normal; font-size: 22px; }
.secondary-button {
  display: grid;
  min-width: 152px;
  padding: 14px 18px;
  place-items: center;
  color: #d8e4ff;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.05);
  font-size: 13px;
  font-weight: 700;
  transition: border-color 180ms ease, background 180ms ease;
}
.secondary-button:hover { border-color: rgba(39, 215, 244, 0.48); background: rgba(39, 215, 244, 0.08); }
.download-state { display: flex; max-width: 520px; margin-top: 14px; align-items: center; justify-content: space-between; gap: 16px; }
.download-state p { display: flex; margin: 0; align-items: center; gap: 8px; color: #8fa6d5; font-size: 11px; }
.download-state p span { width: 7px; height: 7px; flex: 0 0 auto; border-radius: 50%; background: var(--mint); box-shadow: 0 0 12px var(--mint); }
.download-state p.error { color: #ffab8c; }
.download-state p.error span { background: var(--orange); box-shadow: 0 0 12px var(--orange); }
.download-state button { padding: 7px 0; color: #a8bee9; border: 0; border-bottom: 1px solid rgba(168, 190, 233, 0.35); background: transparent; cursor: pointer; font-size: 10px; }
.download-state button:disabled { cursor: default; opacity: 0.4; }
.browser-tip { max-width: 620px; margin: 12px 0 0; padding: 11px 14px; color: #ffd8ca; border-left: 3px solid var(--orange); background: rgba(255, 107, 53, 0.08); font-size: 11px; line-height: 1.65; }
.trust-row { display: grid; margin: 36px 0 0; padding: 0; grid-template-columns: repeat(3, 1fr); gap: 1px; list-style: none; background: var(--line); border: 1px solid var(--line); }
.trust-row li { min-height: 66px; padding: 13px 15px; background: rgba(7, 16, 47, 0.92); }
.trust-row b, .trust-row span { display: block; }
.trust-row b { color: #e5edff; font-size: 11px; }
.trust-row span { margin-top: 5px; color: #7187b5; font-size: 9px; }

.device-stage { position: relative; min-height: 610px; perspective: 1200px; }
.speed-word { position: absolute; right: -4%; top: 6%; color: rgba(255, 255, 255, 0.028); font-size: clamp(72px, 9vw, 132px); font-weight: 900; letter-spacing: -0.06em; transform: rotate(90deg) translateX(50%); transform-origin: right top; }
.phone-halo { position: absolute; width: 430px; height: 430px; right: 3%; top: 13%; border: 1px solid rgba(39, 215, 244, 0.22); border-radius: 50%; box-shadow: 0 0 0 50px rgba(31, 102, 255, 0.025), 0 0 0 100px rgba(39, 215, 244, 0.018), 0 0 80px rgba(31, 102, 255, 0.12); animation: halo-breathe 5s ease-in-out infinite; }
.phone { position: absolute; z-index: 3; width: 328px; right: 11%; top: 16px; transform: rotateY(-7deg) rotateX(2deg) rotateZ(1.2deg); transform-style: preserve-3d; filter: drop-shadow(0 40px 50px rgba(0, 0, 0, 0.48)); }
.phone-frame { padding: 8px; border: 1px solid rgba(255, 255, 255, 0.42); border-radius: 42px; background: linear-gradient(145deg, #a9c5df, #263656 16%, #050b1e 46%, #647a9b 88%, #dae6f4); }
.phone-screen { min-height: 576px; padding: 11px 13px 17px; overflow: hidden; border-radius: 35px; background: linear-gradient(165deg, #07112f, #0b1738 52%, #101d43); box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.07); }
.phone-status { display: flex; min-height: 24px; padding: 0 8px; align-items: center; justify-content: space-between; color: #b8c9eb; font-size: 8px; }
.phone-appbar { display: grid; margin-top: 4px; padding: 9px 5px 12px; grid-template-columns: 38px 1fr 32px; align-items: center; gap: 9px; }
.phone-appbar img { width: 38px; height: 38px; border-radius: 11px; }
.phone-appbar small, .phone-appbar strong { display: block; }
.phone-appbar small { color: var(--cyan); font-size: 6px; letter-spacing: 0.12em; }
.phone-appbar strong { margin-top: 3px; font-family: var(--serif); font-size: 20px; }
.phone-appbar .avatar { display: grid; width: 30px; height: 30px; place-items: center; color: var(--cyan); border: 1px solid rgba(39, 215, 244, 0.35); border-radius: 50%; background: rgba(39, 215, 244, 0.08); font-size: 8px; font-weight: 700; }
.identity-card { position: relative; padding: 14px; overflow: hidden; border: 1px solid rgba(91, 132, 225, 0.38); border-radius: 15px; background: linear-gradient(135deg, rgba(31, 102, 255, 0.2), rgba(39, 215, 244, 0.06)); }
.identity-card::after { position: absolute; width: 90px; height: 90px; right: -28px; top: -35px; content: ""; border: 1px solid rgba(39, 215, 244, 0.2); border-radius: 50%; }
.identity-card span, .identity-card strong, .identity-card i { display: block; }
.identity-card span { color: #8fb1fa; font-size: 7px; letter-spacing: 0.12em; }
.identity-card strong { margin-top: 6px; font-size: 11px; }
.identity-card i { margin-top: 5px; color: #8ea3ce; font-size: 7px; font-style: normal; }
.phone-module-grid { display: grid; margin-top: 10px; grid-template-columns: 1fr 1fr; gap: 8px; }
.phone-module { display: grid; min-height: 75px; padding: 10px; grid-template-columns: 34px 1fr; align-items: center; gap: 8px; border: 1px solid rgba(142, 166, 215, 0.18); border-radius: 13px; background: rgba(255, 255, 255, 0.045); }
.phone-module:first-child { grid-column: 1 / -1; }
.phone-module > b { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 9px; background: var(--blue); font-size: 11px; }
.phone-module span, .phone-module small { display: block; }
.phone-module span { color: #edf3ff; font-size: 9px; font-weight: 700; }
.phone-module small { margin-top: 4px; color: #7187b5; font-size: 6px; font-weight: 400; }
.db-module > b { background: #0d9b8a; }
.data-module > b { background: #b44b19; font-size: 7px; }
.manual-module > b { background: #7a3ff2; font-size: 7px; }
.quote-module > b { background: #2859d9; }
.phone-update { display: grid; margin-top: 10px; padding: 10px; grid-template-columns: 8px 1fr 20px; align-items: center; gap: 8px; border-radius: 11px; background: rgba(39, 215, 244, 0.065); }
.phone-update > span { width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 10px var(--mint); }
.phone-update b, .phone-update small { display: block; }
.phone-update b { font-size: 8px; }
.phone-update small { margin-top: 2px; color: #7288b5; font-size: 6px; }
.phone-update i { display: grid; width: 19px; height: 19px; place-items: center; color: var(--ink); border-radius: 50%; background: var(--mint); font-size: 9px; font-style: normal; font-weight: 900; }
.route-label { position: absolute; z-index: 1; padding: 7px 9px; color: rgba(39, 215, 244, 0.7); border-left: 2px solid var(--cyan); background: rgba(5, 11, 36, 0.66); font-size: 7px; letter-spacing: 0.15em; }
.route-label-a { left: 0; top: 33%; }
.route-label-b { right: -1%; bottom: 18%; }
.parcel-node { position: absolute; z-index: 4; display: grid; width: 74px; height: 62px; place-items: center; transform: skewY(-8deg); border: 1px solid rgba(39, 215, 244, 0.36); background: linear-gradient(135deg, rgba(31, 102, 255, 0.3), rgba(5, 11, 36, 0.94)); box-shadow: 0 18px 34px rgba(0, 0, 0, 0.35); }
.parcel-node::before, .parcel-node::after { position: absolute; content: ""; background: rgba(39, 215, 244, 0.2); }
.parcel-node::before { width: 1px; inset-block: 0; left: 50%; }
.parcel-node::after { height: 1px; inset-inline: 0; top: 34%; }
.parcel-node span { color: var(--cyan); font-size: 9px; font-weight: 700; }
.node-one { left: 0; bottom: 14%; animation: node-float 5s ease-in-out infinite; }
.node-two { right: 0; top: 22%; width: 54px; height: 46px; animation: node-float 4.4s ease-in-out -2s infinite; }
.speed-line { position: absolute; z-index: 1; height: 1px; transform: rotate(-13deg); transform-origin: left; background: linear-gradient(90deg, transparent, var(--cyan), transparent); opacity: 0.46; }
.line-one { width: 68%; left: -8%; bottom: 32%; }
.line-two { width: 48%; right: -4%; top: 36%; }

.ticker { overflow: hidden; border-block: 1px solid var(--line); background: rgba(7, 16, 47, 0.86); }
.ticker > div { display: flex; width: max-content; min-height: 54px; padding-inline: 3vw; align-items: center; gap: 24px; animation: ticker-shift 28s linear infinite alternate; }
.ticker span { color: #8399c8; font-size: 9px; font-weight: 700; letter-spacing: 0.19em; white-space: nowrap; }
.ticker i { width: 5px; height: 5px; transform: rotate(45deg); background: var(--cyan); }

.module-section, .access-section, .release-section, .use-section { padding-block: 112px 0; }
.section-heading { display: grid; max-width: 860px; grid-template-columns: minmax(0, 1fr); }
.section-heading > p, .access-copy > p:first-child { margin-bottom: 14px; }
.section-heading h2, .access-copy h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(36px, 4.8vw, 60px);
  line-height: 1.12;
  letter-spacing: -0.05em;
}
.section-heading > span { max-width: 720px; margin-top: 17px; color: #8fa4cf; font-size: 14px; line-height: 1.8; }
.section-heading.compact h2 { font-size: clamp(34px, 4vw, 52px); }
.module-grid { display: grid; margin-top: 46px; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.module-card {
  position: relative;
  min-height: 410px;
  padding: 28px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(155deg, rgba(19, 34, 77, 0.94), rgba(8, 17, 48, 0.96));
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}
.module-card::before { position: absolute; width: 180px; height: 180px; right: -90px; top: -100px; content: ""; border: 1px solid rgba(39, 215, 244, 0.13); border-radius: 50%; box-shadow: 0 0 0 35px rgba(39, 215, 244, 0.015), 0 0 0 70px rgba(39, 215, 244, 0.01); }
.module-card:hover { z-index: 2; transform: translateY(-5px); border-color: rgba(39, 215, 244, 0.38); box-shadow: 0 26px 70px rgba(0, 0, 0, 0.28); }
.access-tag { position: absolute; right: 18px; top: 18px; padding: 6px 8px; border-radius: 99px; font-size: 8px; font-weight: 700; letter-spacing: 0.08em; }
.access-tag.default { color: #b7fbe7; background: rgba(53, 218, 176, 0.12); border: 1px solid rgba(53, 218, 176, 0.26); }
.access-tag.request { color: #d6c7ff; background: rgba(122, 63, 242, 0.12); border: 1px solid rgba(154, 111, 255, 0.3); }
.access-tag.assigned { color: #cfe0ff; background: rgba(31, 102, 255, 0.14); border: 1px solid rgba(95, 143, 255, 0.3); }
.access-tag.system { color: #ffd1be; background: rgba(255, 107, 53, 0.12); border: 1px solid rgba(255, 107, 53, 0.28); }
.module-index { color: #536991; font-size: 9px; letter-spacing: 0.16em; }
.module-icon { display: grid; width: 58px; height: 58px; margin-top: 29px; place-items: center; color: white; border-radius: 16px; background: var(--blue); box-shadow: 0 14px 28px rgba(31, 102, 255, 0.26); font-size: 15px; font-weight: 900; }
.database-card .module-icon { background: #0d9b8a; box-shadow: 0 14px 28px rgba(13, 155, 138, 0.22); }
.data-card .module-icon { background: #b44b19; box-shadow: 0 14px 28px rgba(180, 75, 25, 0.22); font-size: 11px; }
.manual-card .module-icon { background: #7a3ff2; box-shadow: 0 14px 28px rgba(122, 63, 242, 0.22); font-size: 11px; }
.quote-card .module-icon { background: #2859d9; }
.identity-card-large .module-icon { background: var(--orange); box-shadow: 0 14px 28px rgba(255, 107, 53, 0.2); }
.module-card h3 { margin: 22px 0 0; font-family: var(--serif); font-size: 26px; }
.module-card > p { min-height: 83px; margin: 12px 0 0; color: #9fb0d2; font-size: 12px; line-height: 1.75; }
.module-card ul { margin: 18px 0 0; padding: 16px 0 0; border-top: 1px solid var(--line); list-style: none; }
.module-card li { position: relative; margin-top: 8px; padding-left: 14px; color: #7f93bc; font-size: 10px; line-height: 1.5; }
.module-card li::before { position: absolute; width: 4px; height: 4px; left: 0; top: 6px; content: ""; transform: rotate(45deg); background: var(--cyan); }

.access-section { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(40px, 8vw, 112px); align-items: start; }
.access-copy > p:not(:first-child) { margin: 22px 0 0; color: #91a5cf; font-size: 13px; line-height: 1.9; }
.text-link { display: inline-flex; margin-top: 27px; align-items: center; gap: 12px; color: var(--cyan); font-size: 12px; font-weight: 700; }
.text-link span { transition: transform 180ms ease; }
.text-link:hover span { transform: translateX(5px); }
.access-steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.access-steps li { display: grid; min-height: 128px; padding: 25px 4px; grid-template-columns: 62px 1fr; align-items: start; gap: 20px; border-bottom: 1px solid var(--line); }
.access-steps > li > span { color: var(--cyan); font-size: 11px; font-weight: 700; letter-spacing: 0.12em; }
.access-steps b { font-family: var(--serif); font-size: 21px; }
.access-steps p { margin: 10px 0 0; color: #8498c2; font-size: 12px; line-height: 1.75; }

.release-card { display: grid; grid-template-columns: 0.82fr 1.18fr; overflow: hidden; border: 1px solid rgba(95, 143, 255, 0.34); background: linear-gradient(135deg, #102760, #0b1739 42%, #07102d); box-shadow: 0 32px 90px rgba(0, 0, 0, 0.3); }
.release-heading { position: relative; min-height: 390px; padding: clamp(32px, 5vw, 60px); overflow: hidden; border-right: 1px solid var(--line); background: linear-gradient(145deg, rgba(31, 102, 255, 0.2), transparent); }
.release-heading::after { position: absolute; width: 240px; height: 240px; right: -100px; bottom: -120px; content: ""; border: 1px solid rgba(39, 215, 244, 0.16); border-radius: 50%; box-shadow: 0 0 0 48px rgba(39, 215, 244, 0.018), 0 0 0 96px rgba(39, 215, 244, 0.012); }
.release-heading > span, .release-notes-wrap > p { color: var(--cyan); font-size: 9px; font-weight: 700; letter-spacing: 0.15em; }
.release-heading h2 { margin: 13px 0 0; font-family: var(--serif); font-size: 34px; }
.version-display { display: flex; margin-top: 58px; align-items: end; gap: 14px; }
.version-display b { font-size: clamp(54px, 6.8vw, 86px); line-height: 0.85; letter-spacing: -0.07em; }
.version-display i { margin-bottom: 5px; color: #8197c4; font-size: 8px; font-style: normal; letter-spacing: 0.16em; }
.release-heading dl { display: flex; margin: 48px 0 0; gap: 32px; }
.release-heading dl div { display: grid; gap: 5px; }
.release-heading dt { color: #7187b5; font-size: 9px; }
.release-heading dd { margin: 0; color: #d2def6; font-size: 11px; }
.release-notes-wrap { display: flex; min-height: 390px; padding: clamp(32px, 5vw, 60px); flex-direction: column; }
.release-notes { margin: 24px 0 0; padding: 0; list-style: none; counter-reset: release-note; }
.release-notes li { position: relative; min-height: 49px; padding: 13px 0 13px 45px; counter-increment: release-note; color: #b0c0e1; border-bottom: 1px solid var(--line); font-size: 12px; line-height: 1.65; }
.release-notes li::before { position: absolute; left: 0; top: 14px; content: counter(release-note, decimal-leading-zero); color: var(--cyan); font-size: 9px; font-weight: 700; }
.release-copy { align-self: flex-start; margin-top: auto; padding: 10px 0; color: #b9c9ea; border: 0; border-bottom: 1px solid #6077a8; background: transparent; cursor: pointer; font-size: 10px; }
.release-copy:disabled { cursor: default; opacity: 0.4; }

.use-section { padding-bottom: 95px; }
.use-grid { display: grid; margin-top: 42px; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--line); }
.use-grid article { min-height: 245px; padding: 27px; border-right: 1px solid var(--line); background: rgba(8, 17, 48, 0.78); }
.use-grid article:last-child { border-right: 0; }
.use-grid span { color: var(--cyan); font-size: 8px; font-weight: 700; letter-spacing: 0.15em; }
.use-grid h3 { margin: 25px 0 0; font-family: var(--serif); font-size: 22px; }
.use-grid p { margin: 13px 0 0; color: #8498c2; font-size: 11px; line-height: 1.8; }

.site-footer {
  display: grid;
  width: min(1320px, calc(100% - 48px));
  min-height: 145px;
  margin-inline: auto;
  padding-block: 34px;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 18px 40px;
  border-top: 1px solid var(--line);
}
.footer-mark { color: white; font-size: 14px; font-weight: 800; letter-spacing: 0.14em; }
.site-footer p { margin: 7px 0 0; color: #6e84b1; font-size: 10px; }
.site-footer nav { display: flex; gap: 20px; }
.site-footer nav a { color: #91a5cf; font-size: 10px; }
.site-footer nav a:hover { color: var(--cyan); }
.site-footer small { grid-column: 1 / -1; color: #50658f; font-size: 9px; }
.toast { position: fixed; z-index: 50; left: 50%; bottom: 28px; padding: 11px 16px; transform: translate(-50%, 18px); color: var(--ink); border-radius: 99px; background: #dffaff; box-shadow: 0 14px 40px rgba(0, 0, 0, 0.4); opacity: 0; pointer-events: none; font-size: 11px; font-weight: 700; transition: opacity 180ms ease, transform 180ms ease; }
.toast.show { transform: translate(-50%, 0); opacity: 1; }

@keyframes halo-breathe { 0%, 100% { transform: scale(0.97); opacity: 0.7; } 50% { transform: scale(1.02); opacity: 1; } }
@keyframes node-float { 0%, 100% { transform: skewY(-8deg) translateY(0); } 50% { transform: skewY(-8deg) translateY(-12px); } }
@keyframes ticker-shift { from { transform: translateX(0); } to { transform: translateX(-7vw); } }

@media (max-width: 1080px) {
  .header-inner { width: min(100% - 32px, 1180px); }
  .company-logo-shell { width: 170px; }
  .product-name { display: none; }
  .brand-divider { display: none; }
  .site-nav a { padding-inline: 9px; }
  .hero { grid-template-columns: minmax(0, 1fr) minmax(380px, 0.86fr); gap: 28px; }
  .phone { right: 4%; }
  .module-card { padding: 24px; }
  .use-grid { grid-template-columns: 1fr 1fr; }
  .use-grid article:nth-child(2) { border-right: 0; }
  .use-grid article:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
}

@media (max-width: 860px) {
  .section-shell { width: min(100% - 34px, 720px); }
  .header-inner { min-height: 76px; }
  .site-nav a:nth-child(2), .site-nav a:nth-child(3), .official-badge { display: none; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 58px; }
  .hero-copy { max-width: 720px; }
  .device-stage { min-height: 590px; margin-top: 4px; }
  .phone { left: 50%; right: auto; transform: translateX(-50%) rotateY(-5deg) rotateZ(0.8deg); }
  .phone-halo { left: 50%; right: auto; transform: translateX(-50%); }
  .route-label-a { left: 7%; }
  .node-one { left: 4%; }
  .node-two { right: 5%; }
  .module-grid { grid-template-columns: 1fr 1fr; }
  .access-section { grid-template-columns: 1fr; }
  .release-card { grid-template-columns: 1fr; }
  .release-heading { min-height: 330px; border-right: 0; border-bottom: 1px solid var(--line); }
  .release-notes-wrap { min-height: 330px; }
}

@media (max-width: 600px) {
  .section-shell, .header-inner, .site-footer { width: calc(100% - 28px); }
  .site-header { position: relative; }
  .header-inner { min-height: 70px; gap: 10px; }
  .company-logo-shell { width: 137px; min-height: 44px; padding: 6px 8px; }
  .site-nav { gap: 2px; }
  .site-nav a { min-height: 38px; padding: 10px 7px; font-size: 10px; }
  .site-nav a:nth-child(4) { display: none; }
  .hero { padding-block: 45px 30px; }
  .eyebrow { font-size: 9px; letter-spacing: 0.11em; }
  .eyebrow i { width: 20px; }
  .hero h1 { font-size: clamp(45px, 14vw, 61px); }
  .hero-lead { margin-top: 22px; font-size: 13px; line-height: 1.8; }
  .hero-actions { flex-direction: column; }
  .download-button { width: 100%; min-width: 0; min-height: 70px; }
  .secondary-button { min-height: 48px; }
  .download-state { align-items: flex-start; }
  .download-state p { max-width: 220px; line-height: 1.5; }
  .trust-row { margin-top: 27px; grid-template-columns: 1fr; }
  .trust-row li { min-height: 58px; }
  .device-stage { min-height: 540px; transform: scale(0.9); transform-origin: center top; margin-bottom: -58px; }
  .phone { width: 306px; }
  .phone-screen { min-height: 548px; }
  .phone-halo { width: 360px; height: 360px; top: 15%; }
  .node-one { left: -5%; }
  .node-two { right: -4%; }
  .route-label-a { left: -4%; }
  .route-label-b { right: -4%; }
  .ticker > div { min-height: 46px; }
  .module-section, .access-section, .release-section, .use-section { padding-top: 78px; }
  .section-heading h2, .access-copy h2 { font-size: 36px; }
  .section-heading > span { font-size: 12px; }
  .module-grid { margin-top: 32px; grid-template-columns: 1fr; }
  .module-card { min-height: 0; padding: 24px 22px; }
  .module-card > p { min-height: 0; }
  .access-steps li { grid-template-columns: 44px 1fr; gap: 10px; }
  .release-heading, .release-notes-wrap { min-height: 0; padding: 29px 22px; }
  .version-display { margin-top: 40px; }
  .version-display b { font-size: 58px; }
  .release-heading dl { margin-top: 36px; flex-direction: column; gap: 15px; }
  .release-copy { margin-top: 28px; }
  .use-grid { grid-template-columns: 1fr; }
  .use-grid article { min-height: 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .use-grid article:last-child { border-bottom: 0; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer nav { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .route-field { display: none; }
}