:root {
  color-scheme: dark;
  --bg: #060816;
  --panel: rgba(14, 20, 40, 0.78);
  --panel-strong: rgba(18, 26, 52, 0.92);
  --line: rgba(164, 184, 255, 0.16);
  --line-strong: rgba(164, 184, 255, 0.3);
  --text: #eef2ff;
  --muted: #a9b3d8;
  --soft: #d8def5;
  --brand: #85a6ff;
  --brand-strong: #5d7df2;
  --accent: #5ce1b9;
  --accent-soft: rgba(92, 225, 185, 0.14);
  --glow: rgba(133, 166, 255, 0.28);
  --shadow: 0 24px 90px rgba(2, 6, 23, 0.5);
  --radius-xl: 28px;
  --radius-lg: 22px;
  --radius-md: 18px;
  --content: 1180px;
  --headline: "Space Grotesk", "Avenir Next", "PingFang SC", sans-serif;
  --body: "Manrope", "SF Pro Text", "PingFang SC", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--body);
  background:
    radial-gradient(circle at 12% 18%, rgba(93, 125, 242, 0.22), transparent 32%),
    radial-gradient(circle at 88% 12%, rgba(92, 225, 185, 0.16), transparent 30%),
    radial-gradient(circle at 72% 42%, rgba(133, 166, 255, 0.1), transparent 28%),
    linear-gradient(180deg, #050713 0%, #070b18 35%, #0a1021 100%);
  color: var(--text);
}

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

img {
  display: block;
  max-width: 100%;
}

button,
a.button {
  border: 0;
  cursor: pointer;
}

.page-shell {
  position: relative;
  overflow: hidden;
}

.orb {
  position: fixed;
  border-radius: 999px;
  filter: blur(50px);
  pointer-events: none;
  opacity: 0.6;
  z-index: 0;
}

.orb-a {
  width: 300px;
  height: 300px;
  top: 90px;
  right: -60px;
  background: rgba(93, 125, 242, 0.26);
}

.orb-b {
  width: 260px;
  height: 260px;
  left: -70px;
  top: 420px;
  background: rgba(92, 225, 185, 0.18);
}

.orb-c {
  width: 240px;
  height: 240px;
  right: 12%;
  bottom: 120px;
  background: rgba(133, 166, 255, 0.12);
}

.topbar,
.section,
.footer {
  position: relative;
  z-index: 1;
}

.topbar {
  width: min(var(--content), calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 10px;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(9, 13, 28, 0.7);
  backdrop-filter: blur(18px);
  box-shadow: 0 12px 36px rgba(2, 6, 23, 0.28);
}

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

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 12px 28px rgba(93, 125, 242, 0.32);
  flex: 0 0 auto;
}

.brand-mark img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-name {
  font: 700 1rem/1 var(--headline);
  letter-spacing: 0.01em;
}

.brand-sub {
  font-size: 0.8rem;
  color: var(--muted);
}

.nav-links {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.nav-link {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  transition: 0.24s ease;
}

.lang-switch {
  border: 1px solid rgba(164, 184, 255, 0.2);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--text);
  background: rgba(133, 166, 255, 0.1);
}

.section {
  width: min(var(--content), calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 28px;
  align-items: stretch;
  padding: 26px 0 36px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, rgba(17, 24, 45, 0.86), rgba(8, 12, 26, 0.92));
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 36px;
  display: grid;
  gap: 22px;
}

.eyebrow {
  width: fit-content;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--soft);
  background: rgba(133, 166, 255, 0.1);
  border: 1px solid rgba(133, 166, 255, 0.18);
}

.hero h1,
.page-head h1 {
  margin: 0;
  font-family: var(--headline);
  font-size: clamp(2.7rem, 5vw, 5rem);
  line-height: 0.94;
  letter-spacing: -0.04em;
}

.hero h1 span,
.page-head h1 span {
  display: block;
  color: var(--brand);
}

.lede {
  margin: 0;
  font-size: clamp(1.02rem, 1.8vw, 1.24rem);
  line-height: 1.72;
  color: var(--soft);
  max-width: 60ch;
}

.lede strong {
  color: var(--text);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 50px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand-strong));
  color: #041021;
  box-shadow: 0 14px 34px rgba(93, 125, 242, 0.34);
}

.button-secondary {
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.signal-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.signal {
  padding: 16px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(164, 184, 255, 0.12);
  background: rgba(255, 255, 255, 0.025);
}

.signal-value {
  display: block;
  margin-bottom: 6px;
  font: 700 0.94rem/1.1 var(--headline);
  color: var(--text);
}

.signal-label {
  display: block;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--muted);
}

.hero-visual {
  padding: 24px;
  display: grid;
  gap: 16px;
}

.console {
  padding: 18px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(12, 17, 34, 0.94), rgba(9, 12, 24, 0.98));
  min-height: 100%;
  display: grid;
  gap: 14px;
}

.console-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
}

.console-dots {
  display: inline-flex;
  gap: 6px;
}

.console-dots span {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
}

.console-chip {
  padding: 8px 10px;
  border-radius: 999px;
  font-size: 0.82rem;
  color: var(--soft);
  background: rgba(133, 166, 255, 0.09);
}

.stack {
  display: grid;
  gap: 12px;
}

.stack-card {
  padding: 16px;
  border-radius: 20px;
  border: 1px solid rgba(164, 184, 255, 0.1);
  background: rgba(255, 255, 255, 0.03);
}

.stack-card strong {
  display: block;
  font-size: 0.98rem;
  margin-bottom: 8px;
}

.stack-card p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.6;
  color: var(--muted);
}

.stack-card.is-accent {
  background: linear-gradient(160deg, rgba(92, 225, 185, 0.1), rgba(133, 166, 255, 0.06));
  border-color: rgba(92, 225, 185, 0.16);
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.mini-pill {
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(164, 184, 255, 0.1);
  font-size: 0.84rem;
  color: var(--soft);
}

.section-head {
  display: grid;
  gap: 10px;
  margin-bottom: 22px;
}

.section-kicker {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand);
}

.section-head h2 {
  margin: 0;
  font-family: var(--headline);
  font-size: clamp(2rem, 3.4vw, 3.4rem);
  line-height: 0.98;
  letter-spacing: -0.03em;
}

.section-head p {
  margin: 0;
  max-width: 64ch;
  color: var(--muted);
  line-height: 1.72;
}

.feature-grid,
.detail-grid,
.policy-grid {
  display: grid;
  gap: 18px;
}

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

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

.policy-grid {
  grid-template-columns: 1.15fr 0.85fr;
}

.card {
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(14px);
}

.card h3 {
  margin: 0 0 10px;
  font: 700 1.16rem/1.2 var(--headline);
}

.card p,
.card li {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.card ul {
  margin: 14px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
}

.metric {
  display: grid;
  gap: 10px;
  padding: 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(164, 184, 255, 0.08);
}

.metric strong {
  font-size: 1rem;
  color: var(--text);
}

.metric span {
  color: var(--muted);
  line-height: 1.62;
}

.strip {
  margin: 22px 0 6px;
  padding: 18px 20px;
  border-radius: 24px;
  border: 1px solid rgba(92, 225, 185, 0.18);
  background: linear-gradient(135deg, rgba(92, 225, 185, 0.08), rgba(93, 125, 242, 0.08));
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
}

.strip p {
  margin: 0;
  color: var(--soft);
  line-height: 1.68;
}

.strip strong {
  color: var(--text);
}

.callout {
  padding: 22px;
  border-radius: 24px;
  border: 1px solid rgba(133, 166, 255, 0.18);
  background: linear-gradient(160deg, rgba(133, 166, 255, 0.08), rgba(10, 16, 33, 0.85));
}

.callout h3 {
  margin: 0 0 10px;
  font: 700 1.08rem/1.2 var(--headline);
}

.callout p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.page-head {
  margin-top: 16px;
  padding: 34px;
}

.page-head h1 {
  font-size: clamp(2.2rem, 4.3vw, 4rem);
}

.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.meta-pill {
  padding: 10px 14px;
  border-radius: 999px;
  font-size: 0.84rem;
  color: var(--soft);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(164, 184, 255, 0.1);
}

.policy-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(280px, 0.25fr);
  gap: 22px;
  padding: 26px 0 48px;
}

.policy-stack {
  display: grid;
  gap: 18px;
}

.policy-section {
  padding: 26px;
}

.policy-section h2 {
  margin: 0 0 12px;
  font: 700 1.22rem/1.2 var(--headline);
}

.policy-section p {
  margin: 0 0 12px;
  color: var(--muted);
  line-height: 1.8;
}

.policy-section p:last-child {
  margin-bottom: 0;
}

.policy-section ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 10px;
  color: var(--muted);
}

.side-panel {
  padding: 22px;
  position: sticky;
  top: 22px;
  height: fit-content;
}

.side-panel h3 {
  margin: 0 0 12px;
  font: 700 1rem/1.2 var(--headline);
}

.side-panel p,
.side-panel li {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.side-panel ul {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.footer {
  width: min(var(--content), calc(100% - 32px));
  margin: 0 auto;
  padding: 0 0 44px;
}

.footer-shell {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  padding: 20px 22px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: rgba(9, 13, 28, 0.72);
}

.footer-copy {
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-links {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.footer-links a {
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--soft);
  background: rgba(255, 255, 255, 0.03);
}

.spacer-hero {
  padding-top: 8px;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: rise 0.6s ease forwards;
}

.reveal.delay-1 {
  animation-delay: 0.08s;
}

.reveal.delay-2 {
  animation-delay: 0.16s;
}

.float {
  animation: drift 7s ease-in-out infinite;
}

@keyframes rise {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes drift {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@media (max-width: 980px) {
  .hero,
  .policy-layout,
  .policy-grid {
    grid-template-columns: 1fr;
  }

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

  .side-panel {
    position: static;
  }
}

@media (max-width: 760px) {
  .nav {
    flex-direction: column;
    align-items: stretch;
  }

  .brand,
  .nav-links,
  .actions {
    width: 100%;
  }

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

  .hero-copy,
  .hero-visual,
  .page-head,
  .card,
  .policy-section,
  .side-panel {
    padding: 22px;
  }

  .signal-list,
  .feature-grid,
  .detail-grid,
  .mini-grid {
    grid-template-columns: 1fr;
  }

  .strip,
  .footer-shell {
    flex-direction: column;
    align-items: flex-start;
  }

  .button,
  .button a {
    width: 100%;
  }

  .actions .button {
    width: 100%;
  }
}

@media (max-width: 520px) {
  .section,
  .topbar,
  .footer {
    width: min(var(--content), calc(100% - 20px));
  }

  .nav-links {
    gap: 8px;
  }

  .nav-link {
    padding: 9px 12px;
    font-size: 0.92rem;
  }

  .hero h1,
  .page-head h1 {
    font-size: clamp(2.2rem, 14vw, 3.2rem);
  }

  .lede {
    font-size: 1rem;
  }
}