:root {
  color-scheme: dark;
  --bg: #061012;
  --surface: #0a191a;
  --surface-strong: #102322;
  --text: #edf7f2;
  --muted: #9bb1ab;
  --quiet: #6f8781;
  --green: #55dda0;
  --green-strong: #2cc67d;
  --green-ink: #062318;
  --line: rgba(207, 235, 223, 0.12);
  --line-strong: rgba(108, 230, 168, 0.26);
  --radius: 20px;
  font-family: "Avenir Next", "SF Pro Display", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0;
  max-width: 100%;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 78% 8%, rgba(42, 159, 108, 0.12), transparent 32rem),
    var(--bg);
}
img { max-width: 100%; }
a { color: inherit; text-decoration: none; -webkit-tap-highlight-color: transparent; }
button, a { touch-action: manipulation; }
em { color: var(--green); font-style: normal; }

.skip-link {
  position: fixed;
  z-index: 100;
  left: 16px;
  top: 12px;
  padding: 10px 14px;
  border-radius: 10px;
  color: var(--green-ink);
  background: var(--green);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

:focus-visible { outline: 2px solid var(--green); outline-offset: 4px; }

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 72px;
  padding: 0 clamp(24px, 5vw, 76px);
  border-bottom: 1px solid var(--line);
  background: rgba(6, 16, 18, 0.86);
  backdrop-filter: blur(20px) saturate(130%);
  -webkit-backdrop-filter: blur(20px) saturate(130%);
}

.brand { display: flex; align-items: center; gap: 11px; width: max-content; }
.brand-symbol {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 1px solid rgba(85, 221, 160, 0.2);
  border-radius: 13px;
  background: #103229;
  color: var(--green);
}
.brand-symbol svg { width: 25px; fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 15px; letter-spacing: 0.01em; }
.brand small { margin-top: 2px; color: var(--quiet); font-size: 9px; }
.site-header nav { display: flex; gap: 34px; }
.site-header nav a { color: #a2b6b1; font-size: 12px; transition: color 180ms ease; }
.site-header nav a:hover { color: var(--text); }
.header-cta {
  justify-self: end;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.025);
  font-size: 11px;
  transition: border-color 180ms ease, background-color 180ms ease, transform 180ms ease;
}
.header-cta:hover { border-color: var(--line-strong); background: rgba(85, 221, 160, 0.06); }
.header-cta:active { transform: scale(0.98); }
.header-cta span { margin-left: 6px; color: var(--green); }

main { width: 100%; max-width: 1580px; margin: 0 auto; }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(520px, 1.12fr);
  align-items: center;
  gap: clamp(44px, 6vw, 104px);
  min-height: min(calc(100dvh - 72px), 930px);
  padding: clamp(56px, 7vh, 78px) clamp(24px, 6vw, 96px);
}
.eyebrow {
  margin: 0 0 24px;
  color: var(--green);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.hero h1 {
  margin: 0;
  max-width: 670px;
  font-size: clamp(52px, 5.5vw, 86px);
  line-height: 1.03;
  letter-spacing: -0.065em;
}
.hero h1 span, .hero h1 em { display: block; white-space: nowrap; }
.hero-lead {
  max-width: 580px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: clamp(15px, 1.3vw, 18px);
  line-height: 1.85;
}
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 36px; }
.primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 13px;
  background: var(--green);
  color: var(--green-ink);
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
  box-shadow: 0 18px 44px rgba(44, 198, 125, 0.12);
  transition: background-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}
.primary-button:hover { background: #69e5aa; box-shadow: 0 22px 50px rgba(44, 198, 125, 0.18); transform: translateY(-2px); }
.primary-button:active { transform: scale(0.98); }
.text-link { display: inline-flex; align-items: center; gap: 8px; color: #b9cbc6; font-size: 11px; transition: color 180ms ease; }
.text-link:hover { color: var(--green); }
.text-link span { color: var(--green); }

.hero-media {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(150px, 0.72fr);
  align-items: end;
  gap: 14px;
}
.hero-copy, .hero-media, .media-frame { min-width: 0; }
.media-frame { margin: 0; }
.media-frame img {
  display: block;
  width: 100%;
  height: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  object-fit: cover;
}
.media-frame-primary img { aspect-ratio: 1.42 / 1; }
.media-frame-secondary img { aspect-ratio: 0.72 / 1; object-position: 57% center; }
.media-frame figcaption { display: flex; justify-content: space-between; gap: 16px; padding: 13px 2px 0; }
.media-frame figcaption strong { font-size: 11px; }
.media-frame figcaption span { color: var(--quiet); font-size: 9px; text-align: right; }

.protocol-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0 clamp(24px, 6vw, 96px);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.protocol-strip div { display: flex; align-items: baseline; gap: 13px; padding: 24px 0; }
.protocol-strip div + div { padding-left: clamp(18px, 3vw, 48px); border-left: 1px solid var(--line); }
.protocol-strip strong { color: var(--green); font-size: 13px; letter-spacing: 0.06em; }
.protocol-strip span { color: var(--quiet); font-size: 10px; }

.product-section, .spaces-section, .architecture, .progress-section, .final-cta {
  padding: clamp(92px, 10vw, 148px) clamp(24px, 7vw, 110px);
}
.section-intro { max-width: 930px; }
.section-intro h2, .architecture h2, .final-cta h2 {
  margin: 0;
  font-size: clamp(38px, 4.5vw, 66px);
  line-height: 1.1;
  letter-spacing: -0.055em;
}
.section-intro > p, .architecture-copy > p, .final-cta > div > p {
  max-width: 680px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.9;
}

.capability-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: clamp(48px, 7vw, 110px);
  margin-top: 70px;
  align-items: stretch;
}
.topic-panel {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 470px;
  padding: clamp(28px, 4vw, 54px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 85% 14%, rgba(85, 221, 160, 0.1), transparent 18rem),
    var(--surface);
}
.topic-panel-copy > span, .space-card-copy span, .future-space > div > span, .progress-grid article > span {
  color: var(--green);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.topic-panel h3 { max-width: 520px; margin: 18px 0 0; font-size: clamp(28px, 3vw, 44px); line-height: 1.2; letter-spacing: -0.04em; }
.topic-panel p { max-width: 540px; margin: 18px 0 0; color: var(--muted); font-size: 12px; line-height: 1.85; }
.topic-example { display: grid; grid-template-columns: 1fr; gap: 8px; margin-top: 48px; }
.topic-example span { margin-top: 10px; color: var(--quiet); font-size: 8px; letter-spacing: 0.12em; }
.topic-example code {
  overflow-wrap: anywhere;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  color: #d9ebe5;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 11px;
}
.capability-list { border-top: 1px solid var(--line); }
.capability-list article { display: grid; grid-template-columns: 42px 1fr; gap: 18px; padding: 25px 0; border-bottom: 1px solid var(--line); }
.capability-list article > span { color: #57706a; font-family: "SFMono-Regular", Consolas, monospace; font-size: 9px; }
.capability-list h3 { margin: 0; font-size: 17px; }
.capability-list p { margin: 9px 0 0; color: var(--muted); font-size: 11px; line-height: 1.75; }

.spaces-section { border-top: 1px solid var(--line); background: #081416; }
.spaces-heading { max-width: 800px; }
.space-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr); gap: 16px; margin-top: 64px; }
.space-card {
  display: flex;
  flex-direction: column;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}
.space-card-rv { border-color: var(--line-strong); }
.space-image { overflow: hidden; border-radius: 14px; background: #071112; }
.space-image img { display: block; width: 100%; height: 100%; object-fit: cover; transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1), filter 500ms ease; }
.space-card-rv .space-image { aspect-ratio: 1.8 / 1; }
.space-card-home .space-image { aspect-ratio: 1.15 / 1; }
.space-card-home .space-image img { object-position: center; }
.space-card:hover .space-image img { transform: scale(1.018); filter: brightness(1.04); }
.space-card-copy { display: grid; grid-template-columns: 0.68fr 1fr; gap: 26px; padding: 26px 6px 16px; }
.space-card-home .space-card-copy { grid-template-columns: 1fr; }
.space-card-copy h3 { margin: 7px 0 0; font-size: 27px; }
.space-card-copy p { margin: 1px 0 0; color: var(--muted); font-size: 11px; line-height: 1.8; }
.space-card ul { display: flex; flex-wrap: wrap; gap: 22px; margin: auto 6px 2px; padding: 17px 0 0; border-top: 1px solid var(--line); list-style: none; }
.space-card li { color: #a7bbb6; font-size: 9px; }
.future-space {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 0.85fr 1.25fr auto;
  align-items: center;
  gap: 48px;
  padding: 35px 38px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.015);
}
.future-space h3 { margin: 8px 0 0; font-size: 22px; }
.future-space p { margin: 0; color: var(--muted); font-size: 11px; line-height: 1.75; }
.future-space a { color: var(--green); font-size: 11px; white-space: nowrap; }
.future-space a span { margin-left: 8px; }

.architecture {
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(60px, 8vw, 126px);
  align-items: center;
  border-top: 1px solid var(--line);
}
.architecture h2 { font-size: clamp(40px, 4vw, 60px); }
.architecture-copy .text-link { margin-top: 27px; }
.flow-panel { padding: clamp(28px, 4vw, 48px); border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.flow-track { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; margin: 0; padding: 0; list-style: none; }
.flow-track li { position: relative; min-height: 175px; padding: 0 22px 0 0; }
.flow-track li + li { padding-left: 22px; border-left: 1px solid var(--line); }
.flow-track span, .flow-track strong, .flow-track small { display: block; }
.flow-track span { color: var(--green); font-size: 9px; }
.flow-track strong { max-width: 120px; margin-top: 62px; font-size: 13px; line-height: 1.5; }
.flow-track small { margin-top: 8px; color: var(--quiet); font-size: 8px; line-height: 1.65; }
.flow-panel > p { margin: 24px 0 0; padding-top: 22px; border-top: 1px solid var(--line); color: var(--quiet); font-size: 9px; }

.progress-section { border-top: 1px solid var(--line); background: #081416; }
.progress-heading { display: grid; grid-template-columns: 1fr 0.72fr; gap: 80px; max-width: none; align-items: end; }
.progress-heading > p { margin-bottom: 5px; }
.progress-grid { display: grid; grid-template-columns: 1.2fr 0.9fr 0.9fr; gap: 14px; margin-top: 64px; }
.progress-grid article { min-height: 245px; padding: 30px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255, 255, 255, 0.014); }
.progress-grid article.progress-current { border-color: var(--line-strong); background: linear-gradient(145deg, rgba(85, 221, 160, 0.09), rgba(255, 255, 255, 0.012)); }
.progress-grid h3 { margin: 92px 0 0; font-size: 19px; }
.progress-grid p { margin: 12px 0 0; color: var(--muted); font-size: 10px; line-height: 1.8; }

.final-cta {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 70px;
  border-top: 1px solid var(--line);
  background: radial-gradient(circle at 86% 50%, rgba(52, 191, 124, 0.09), transparent 28rem);
}
.final-cta > div > p { max-width: 590px; }
.final-actions { display: flex; align-items: center; gap: 24px; flex: 0 0 auto; }

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
  padding: 32px clamp(24px, 5vw, 76px);
  border-top: 1px solid var(--line);
  color: #718a84;
  font-size: 9px;
}
.footer-brand .brand-symbol { width: 34px; height: 34px; border-radius: 11px; }
.footer-brand .brand-symbol svg { width: 21px; }
.footer-brand strong { color: #dce9e5; }
.footer-center { text-align: center; }
.footer-center p { margin: 0 0 8px; }
.filings { display: flex; align-items: center; justify-content: center; gap: 8px; }
.filings a { color: #829992; transition: color 180ms ease; }
.filings a:hover { color: var(--green); }
.filings span { color: #3c5650; }

@media (prefers-reduced-motion: no-preference) {
  .hero-copy { animation: hero-enter 700ms cubic-bezier(0.16, 1, 0.3, 1) both; }
  .media-frame-primary { animation: media-enter 800ms 100ms cubic-bezier(0.16, 1, 0.3, 1) both; }
  .media-frame-secondary { animation: media-enter 800ms 220ms cubic-bezier(0.16, 1, 0.3, 1) both; }
  @keyframes hero-enter { from { opacity: 0; transform: translateY(18px); } }
  @keyframes media-enter { from { opacity: 0; transform: translateY(22px); } }
}

@media (max-width: 1120px) {
  .hero { grid-template-columns: minmax(0, 0.9fr) minmax(460px, 1.1fr); gap: 42px; padding-inline: 34px; }
  .hero h1 { font-size: clamp(48px, 5.8vw, 68px); }
  .product-section, .spaces-section, .architecture, .progress-section, .final-cta { padding-inline: 34px; }
  .flow-track { grid-template-columns: 1fr 1fr; row-gap: 30px; }
  .flow-track li:nth-child(3) { padding-left: 0; border-left: 0; }
  .flow-track strong { margin-top: 36px; }
}

@media (max-width: 900px) {
  .site-header { display: flex; justify-content: space-between; min-height: 68px; padding: 0 18px; }
  .site-header nav { display: none; }
  .header-cta { font-size: 10px; }
  .hero { grid-template-columns: minmax(0, 1fr); min-height: auto; gap: 52px; padding: 72px 20px 62px; }
  .hero h1 { max-width: 660px; font-size: clamp(48px, 9vw, 72px); }
  .hero-lead { max-width: 620px; }
  .hero-media { max-width: 760px; }
  .protocol-strip { margin-inline: 20px; }
  .product-section, .spaces-section, .architecture, .progress-section, .final-cta { padding: 94px 20px; }
  .capability-layout, .architecture { grid-template-columns: 1fr; }
  .capability-layout { gap: 44px; }
  .topic-panel { min-height: 420px; }
  .space-grid { grid-template-columns: 1fr; }
  .space-card-home { max-width: none; }
  .space-card-home .space-image { aspect-ratio: 1.8 / 1; }
  .space-card-home .space-card-copy { grid-template-columns: 0.68fr 1fr; }
  .future-space { grid-column: auto; grid-template-columns: 1fr; gap: 18px; }
  .architecture { gap: 48px; }
  .progress-heading { grid-template-columns: 1fr; gap: 18px; }
  .progress-grid { grid-template-columns: 1fr; }
  .progress-grid article { min-height: 190px; }
  .progress-grid h3 { margin-top: 52px; }
  .final-cta { align-items: flex-start; flex-direction: column; }
  footer { align-items: flex-start; flex-direction: column; }
  .footer-center { text-align: left; }
  .filings { justify-content: flex-start; flex-wrap: wrap; }
}

@media (max-width: 560px) {
  .header-cta { padding: 9px 11px; }
  .header-cta span { display: none; }
  .hero { padding-top: 58px; }
  .eyebrow { margin-bottom: 18px; }
  .hero h1 { font-size: 41px; letter-spacing: -0.055em; }
  .hero h1 span, .hero h1 em { white-space: normal; }
  .hero-lead { margin-top: 22px; font-size: 14px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 20px; margin-top: 30px; }
  .hero-media { grid-template-columns: minmax(0, 1fr); width: 100%; }
  .media-frame-secondary { display: none; }
  .media-frame-primary img { aspect-ratio: 1.18 / 1; }
  .media-frame figcaption { align-items: flex-start; flex-direction: column; gap: 5px; }
  .media-frame figcaption span { text-align: left; }
  .protocol-strip { grid-template-columns: 1fr; }
  .protocol-strip div { padding: 17px 0; }
  .protocol-strip div + div { padding-left: 0; border-top: 1px solid var(--line); border-left: 0; }
  .section-intro h2, .architecture h2, .final-cta h2 { font-size: 39px; }
  .capability-layout { margin-top: 50px; }
  .topic-panel { min-height: 410px; padding: 26px; }
  .topic-panel h3 { font-size: 29px; }
  .space-grid { margin-top: 48px; }
  .space-card { padding: 12px; }
  .space-card-rv .space-image, .space-card-home .space-image { aspect-ratio: 1.24 / 1; }
  .space-card-copy, .space-card-home .space-card-copy { grid-template-columns: 1fr; gap: 12px; padding: 22px 6px 14px; }
  .space-card ul { gap: 12px 20px; }
  .future-space { padding: 28px 24px; }
  .flow-panel { padding: 24px; }
  .flow-track { grid-template-columns: 1fr; row-gap: 0; }
  .flow-track li, .flow-track li + li, .flow-track li:nth-child(3) { min-height: auto; padding: 22px 0; border-top: 1px solid var(--line); border-left: 0; }
  .flow-track li:first-child { padding-top: 0; border-top: 0; }
  .flow-track strong { margin-top: 18px; }
  .final-actions { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

@media (prefers-reduced-transparency: reduce) {
  .site-header { background: var(--bg); backdrop-filter: none; -webkit-backdrop-filter: none; }
}