:root {
  --bg: #07090d;
  --surface: #10141b;
  --surface-2: #161c26;
  --text: #f7f9fc;
  --muted: #a8b0bf;
  --line: rgba(255, 255, 255, 0.11);
  --brand: #66e3a4;
  --brand-2: #78a7ff;
  --danger: #ff746b;
  --shadow: 0 26px 70px rgba(0, 0, 0, 0.34);
  --radius: 24px;
  --max: 1120px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 8% 2%, rgba(102, 227, 164, 0.12), transparent 28rem),
    radial-gradient(circle at 94% 14%, rgba(120, 167, 255, 0.12), transparent 30rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

img, svg { max-width: 100%; }

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 999;
  transform: translateY(-150%);
  padding: 10px 14px;
  border-radius: 12px;
  background: var(--text);
  color: var(--bg);
  font-weight: 800;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 9, 13, 0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.nav-wrap {
  width: min(calc(100% - 32px), var(--max));
  min-height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #07110c;
  box-shadow: 0 12px 28px rgba(102, 227, 164, 0.2);
  font-size: 19px;
}

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

.nav-links a {
  padding: 9px 12px;
  border-radius: 12px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.93rem;
  font-weight: 700;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.nav-links a[aria-current="page"] {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text);
}

.nav-links .app-link {
  background: var(--text);
  color: #0a0d12;
}

.nav-links .app-link:hover,
.nav-links .app-link:focus-visible {
  background: var(--brand);
  color: #07110c;
}

main { overflow: hidden; }

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

.hero {
  padding: 96px 0 68px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  align-items: center;
  gap: 56px;
}

.eyebrow {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 20px;
  padding: 8px 12px;
  border: 1px solid rgba(102, 227, 164, 0.26);
  border-radius: 999px;
  background: rgba(102, 227, 164, 0.08);
  color: #c7ffe0;
  font-size: 0.84rem;
  font-weight: 800;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

h1, h2, h3 {
  margin-top: 0;
  line-height: 1.1;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 820px;
  margin-bottom: 22px;
  font-size: clamp(3rem, 8vw, 6.5rem);
}

h2 { font-size: clamp(2rem, 4vw, 3.2rem); }

h3 { font-size: 1.25rem; }

.lede {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 19px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.055);
  color: var(--text);
  text-decoration: none;
  font-weight: 850;
  transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.09);
}

.button.primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--brand), #41c986);
  color: #07110c;
  box-shadow: 0 18px 36px rgba(102, 227, 164, 0.2);
}

.hero-panel {
  position: relative;
  min-height: 440px;
  border: 1px solid var(--line);
  border-radius: 34px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.08), transparent 45%),
    var(--surface);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-panel::before,
.hero-panel::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  filter: blur(2px);
}

.hero-panel::before {
  width: 260px;
  height: 260px;
  top: -72px;
  right: -80px;
  background: rgba(120, 167, 255, 0.22);
}

.hero-panel::after {
  width: 220px;
  height: 220px;
  bottom: -72px;
  left: -72px;
  background: rgba(102, 227, 164, 0.2);
}

.mock-stack {
  position: absolute;
  inset: 32px;
  display: grid;
  align-content: center;
  gap: 15px;
}

.mock-card {
  position: relative;
  z-index: 1;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 20px;
  background: rgba(10, 13, 18, 0.76);
  backdrop-filter: blur(12px);
}

.mock-card:nth-child(2) { margin-left: 38px; }
.mock-card:nth-child(3) { margin-right: 28px; }

.mock-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mock-avatar {
  width: 42px;
  height: 42px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-2), var(--brand));
}

.mock-line {
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.14);
}

.mock-line.short { width: 42%; }
.mock-line.medium { width: 68%; }
.mock-line.long { width: 88%; }

.section {
  padding: 72px 0;
}

.section-header {
  max-width: 720px;
  margin-bottom: 32px;
}

.section-header p,
.card p,
.legal-lede,
.muted { color: var(--muted); }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card {
  min-height: 100%;
  padding: 25px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(160deg, rgba(255,255,255,0.055), rgba(255,255,255,0.02));
}

.card-icon {
  width: 45px;
  height: 45px;
  display: grid;
  place-items: center;
  margin-bottom: 21px;
  border-radius: 15px;
  background: rgba(102, 227, 164, 0.11);
  color: var(--brand);
  font-size: 1.25rem;
  font-weight: 900;
}

.callout {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 26px;
  padding: 34px;
  border: 1px solid rgba(102, 227, 164, 0.22);
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(102, 227, 164, 0.1), rgba(120, 167, 255, 0.08));
}

.callout h2 { margin-bottom: 9px; }
.callout p { margin: 0; color: var(--muted); }

.legal-hero {
  padding: 72px 0 32px;
}

.legal-hero h1 {
  margin-bottom: 16px;
  font-size: clamp(2.5rem, 7vw, 4.9rem);
}

.legal-meta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 20px;
  color: var(--muted);
  font-size: 0.92rem;
}

.legal-layout {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 44px;
  padding: 26px 0 80px;
}

.toc {
  position: sticky;
  top: 96px;
  align-self: start;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(16, 20, 27, 0.72);
}

.toc strong { display: block; margin-bottom: 10px; }
.toc a {
  display: block;
  padding: 7px 0;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
}
.toc a:hover, .toc a:focus-visible { color: var(--text); }

.legal-content {
  min-width: 0;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(16, 20, 27, 0.72);
}

.legal-content section {
  scroll-margin-top: 100px;
  padding-bottom: 28px;
  margin-bottom: 30px;
  border-bottom: 1px solid var(--line);
}

.legal-content section:last-child {
  padding-bottom: 0;
  margin-bottom: 0;
  border-bottom: 0;
}

.legal-content h2 {
  margin-bottom: 14px;
  font-size: clamp(1.45rem, 3vw, 2rem);
}

.legal-content h3 {
  margin-top: 24px;
  margin-bottom: 9px;
}

.legal-content p,
.legal-content li { color: #cbd1dc; }

.legal-content ul,
.legal-content ol { padding-left: 1.35rem; }

.notice {
  margin: 22px 0;
  padding: 18px;
  border-left: 4px solid var(--brand);
  border-radius: 0 14px 14px 0;
  background: rgba(102, 227, 164, 0.075);
}

.warning {
  border-left-color: var(--danger);
  background: rgba(255, 116, 107, 0.08);
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.contact-card a {
  color: var(--brand);
  font-weight: 800;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 42px 0;
  color: var(--muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 28px;
  align-items: start;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 18px;
}

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

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

.small { font-size: 0.9rem; }

@media (max-width: 900px) {
  .hero-grid,
  .legal-layout,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-panel { min-height: 360px; }
  .grid-3 { grid-template-columns: 1fr; }
  .toc { position: static; }
  .footer-links { justify-content: flex-start; }
}

@media (max-width: 680px) {
  .nav-wrap {
    min-height: 64px;
    align-items: flex-start;
    padding: 14px 0;
  }

  .nav-links a:not(.app-link) { display: none; }
  .hero { padding-top: 68px; }
  .hero-grid { gap: 36px; }
  .hero-panel { min-height: 330px; }
  .mock-stack { inset: 22px; }
  .mock-card:nth-child(2) { margin-left: 15px; }
  .mock-card:nth-child(3) { margin-right: 10px; }
  .callout { grid-template-columns: 1fr; }
  .legal-content { padding: 23px; }
  .support-grid { grid-template-columns: 1fr; }
}