:root {
  --bg: #061016;
  --panel: rgba(12, 20, 30, 0.82);
  --panel-strong: rgba(9, 16, 24, 0.94);
  --card: rgba(17, 29, 41, 0.92);
  --line: rgba(130, 178, 196, 0.16);
  --ink: #f4fbff;
  --muted: #96aebb;
  --brand: #19d3b5;
  --brand-deep: #0f8e7d;
  --accent: #ff8a3d;
  --shadow: 0 28px 70px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "Avenir Next", "Segoe UI Variable", "PingFang SC", "Microsoft YaHei UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(25, 211, 181, 0.14), transparent 26%),
    radial-gradient(circle at bottom right, rgba(255, 138, 61, 0.12), transparent 24%),
    linear-gradient(180deg, #040b10 0%, #07131b 100%);
}

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

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.028) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.54), transparent 96%);
  pointer-events: none;
}

.site-shell {
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  padding: 24px 24px 56px;
}

.glow {
  position: absolute;
  border-radius: 999px;
  filter: blur(40px);
  pointer-events: none;
  opacity: 0.5;
}

.glow-a {
  top: -120px;
  right: -120px;
  width: 360px;
  height: 360px;
  background: radial-gradient(circle, rgba(25, 211, 181, 0.32), transparent 72%);
}

.glow-b {
  bottom: 80px;
  left: -80px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(255, 138, 61, 0.28), transparent 72%);
}

.site-nav,
.page-grid {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px 18px;
  margin-bottom: 22px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(6, 16, 22, 0.76);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.site-brand-mark {
  display: inline-flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: linear-gradient(180deg, #1ce0bf 0%, #0f8d7d 100%);
  color: #032026;
  font-weight: 900;
}

.site-brand-text {
  font-size: 22px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.site-links {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 10px;
}

.site-link,
.nav-cta {
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 150ms ease, border-color 150ms ease, background 150ms ease;
}

.site-link {
  border: 1px solid transparent;
  color: var(--muted);
}

.site-link:hover,
.site-link.is-active {
  color: var(--ink);
  border-color: rgba(25, 211, 181, 0.2);
  background: rgba(25, 211, 181, 0.1);
}

.nav-cta,
.btn {
  font-weight: 800;
}

.nav-cta {
  background: linear-gradient(180deg, #1ce0bf 0%, #0f8d7d 100%);
  color: #032026;
  box-shadow: 0 18px 32px rgba(25, 211, 181, 0.16);
}

.page-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.85fr);
  gap: 22px;
}

.hero-panel,
.hero-side-card,
.panel {
  border: 1px solid var(--line);
  border-radius: 28px;
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: 40px;
  background: linear-gradient(160deg, rgba(10, 19, 27, 0.94), rgba(12, 26, 34, 0.84));
}

.hero-home h1 {
  max-width: 720px;
}

.eyebrow,
.panel-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(25, 211, 181, 0.1);
  color: #7cf4df;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

h1 {
  margin: 18px 0 14px;
  font-size: clamp(40px, 6vw, 68px);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.hero-copy,
.panel-copy,
.stack-item p,
.status-item p,
.capability-card p,
.metric-meta,
.resource-label,
.roadmap-item,
.timeline-item p {
  color: var(--muted);
  line-height: 1.72;
}

.hero-actions,
.panel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.btn {
  min-height: 52px;
  padding: 0 22px;
  border-radius: 18px;
  transition: transform 150ms ease, box-shadow 150ms ease;
}

.btn:hover,
.resource-card:hover,
.stack-item:hover,
.status-item:hover,
.capability-card:hover,
.timeline-item:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(180deg, #1ce0bf 0%, #0f8d7d 100%);
  color: #04232a;
  box-shadow: 0 18px 30px rgba(25, 211, 181, 0.18);
}

.btn-secondary {
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.04);
  color: var(--ink);
}

.hero-side-card {
  padding: 28px;
  background: linear-gradient(180deg, rgba(7, 14, 20, 0.96), rgba(13, 25, 34, 0.94));
}

.metric-label {
  color: rgba(244, 251, 255, 0.72);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-value {
  margin-top: 18px;
  font-size: clamp(36px, 5vw, 58px);
  line-height: 0.95;
  font-weight: 900;
}

.metric-list {
  display: grid;
  gap: 14px;
  margin: 24px 0 0;
}

.metric-list div {
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.metric-list dt {
  font-size: 12px;
  color: rgba(244, 251, 255, 0.56);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.metric-list dd {
  margin: 8px 0 0;
  font-size: 14px;
  font-weight: 700;
  word-break: break-word;
}

.panel {
  padding: 28px;
  background: var(--panel);
}

.panel-dark {
  background: linear-gradient(180deg, rgba(7, 14, 20, 0.96), rgba(9, 18, 26, 0.94));
}

.panel-wide {
  grid-column: 1 / -1;
}

.panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}

.panel h2 {
  margin: 10px 0 0;
  font-size: 30px;
  letter-spacing: -0.04em;
}

.capability-grid,
.status-grid,
.resource-grid {
  display: grid;
  gap: 16px;
}

.capability-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

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

.capability-card,
.status-item,
.stack-item,
.resource-card,
.timeline-item,
.roadmap-item {
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--card);
  transition: transform 150ms ease, border-color 150ms ease, background 150ms ease;
}

.capability-card,
.status-item,
.stack-item,
.resource-card,
.timeline-item,
.roadmap-item {
  padding: 20px;
}

.capability-card h3,
.stack-item h3,
.timeline-item h3 {
  margin: 0 0 10px;
  font-size: 18px;
}

.status-item strong {
  display: block;
  font-size: 22px;
  margin-bottom: 8px;
}

.status-item p,
.stack-item p,
.capability-card p,
.timeline-item p {
  margin: 0;
}

.stack-list,
.timeline,
.roadmap-list {
  display: grid;
  gap: 14px;
}

.roadmap-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.roadmap-item::before {
  content: "";
  flex: 0 0 auto;
  width: 10px;
  height: 10px;
  margin-top: 8px;
  border-radius: 999px;
  background: var(--brand);
}

.resource-card {
  display: block;
}

.resource-label {
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
}

.resource-card strong {
  font-size: 18px;
  line-height: 1.45;
  word-break: break-word;
}

@media (max-width: 1024px) {
  .page-grid,
  .capability-grid,
  .status-grid,
  .resource-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-shell {
    padding: 16px 14px 34px;
  }

  .site-nav {
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
  }

  .site-links {
    justify-content: space-between;
  }

  .hero-panel,
  .hero-side-card,
  .panel {
    padding: 22px;
    border-radius: 22px;
  }

  h1 {
    font-size: 42px;
  }
}