:root {
  color-scheme: dark;
  --bg: #080a0d;
  --panel: #11151a;
  --panel-soft: #151a20;
  --line: rgba(255, 255, 255, 0.12);
  --text: #f5f7fa;
  --muted: #a7b0bd;
  --soft: #d7dde5;
  --accent: #00d4aa;
  --accent-2: #ffb45c;
  --danger: #ff766d;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 0%, rgba(0, 212, 170, 0.16), transparent 32rem),
    radial-gradient(circle at 90% 8%, rgba(255, 180, 92, 0.12), transparent 28rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.site {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: 16px;
  z-index: 20;
  transform: translateY(-160%);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  padding: 10px 12px;
}

.skip-link:focus {
  transform: translateY(0);
}

.header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 10, 13, 0.88);
  backdrop-filter: blur(18px);
}

.header-inner {
  display: flex;
  min-height: 72px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 24px rgba(0, 212, 170, 0.28);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.nav a,
.button {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  padding: 9px 13px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 650;
}

.nav a {
  color: var(--muted);
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
  outline: none;
}

.button {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  box-shadow: none;
}

.button.primary {
  border-color: rgba(0, 212, 170, 0.3);
  background: var(--accent);
  color: #03110e;
}

.button:hover,
.button:focus-visible {
  border-color: rgba(255, 255, 255, 0.26);
  outline: none;
}

.hero {
  padding: 96px 0 64px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: 36px;
  align-items: stretch;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(0, 212, 170, 0.28);
  border-radius: 999px;
  background: rgba(0, 212, 170, 0.08);
  color: #96f7df;
  padding: 7px 11px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 16px rgba(0, 212, 170, 0.7);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 820px;
  margin-bottom: 22px;
  font-size: clamp(44px, 7vw, 84px);
  line-height: 0.95;
  letter-spacing: 0;
}

.lead {
  max-width: 720px;
  color: var(--soft);
  font-size: clamp(18px, 2.2vw, 22px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.035));
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 24px;
}

.metric {
  display: grid;
  gap: 4px;
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}

.metric:first-child {
  padding-top: 0;
}

.metric:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.metric span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

.metric strong {
  font-size: 19px;
}

.section {
  padding: 54px 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: 24px;
}

.section-head h2 {
  margin-bottom: 10px;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.05;
  letter-spacing: 0;
}

.section-head p {
  color: var(--muted);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

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

.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.045);
  padding: 20px;
}

.card h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.card p,
.card li {
  color: var(--muted);
}

.list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.list li {
  position: relative;
  padding-left: 22px;
}

.list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
}

.notice {
  border-color: rgba(255, 180, 92, 0.28);
  background: rgba(255, 180, 92, 0.08);
}

.notice strong {
  color: #ffd39b;
}

.danger {
  border-color: rgba(255, 118, 109, 0.28);
  background: rgba(255, 118, 109, 0.08);
}

.danger strong {
  color: #ffc4bf;
}

.footer {
  margin-top: 48px;
  border-top: 1px solid var(--line);
  padding: 32px 0 44px;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.footer a {
  color: var(--muted);
  text-decoration: none;
}

.footer a:hover,
.footer a:focus-visible {
  color: var(--text);
}

@media (max-width: 820px) {
  .header-inner,
  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    justify-content: flex-start;
  }

  .hero {
    padding-top: 72px;
  }

  .hero-grid,
  .grid,
  .grid.two {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .site {
    width: min(100% - 24px, 1120px);
  }

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

  .hero-actions {
    width: 100%;
  }
}