:root {
  color-scheme: dark;
  --ink: #f7f8f5;
  --muted: #aeb8ba;
  --panel: rgba(9, 18, 20, 0.86);
  --line: rgba(121, 221, 223, 0.22);
  --cyan: #75e4e7;
  --mint: #65e5aa;
  --amber: #ffc44d;
  --red: #ff5b78;
  --bg: #030708;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--bg);
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 72% 8%, rgba(27, 103, 109, 0.3), transparent 31rem),
    radial-gradient(circle at 14% 68%, rgba(107, 71, 16, 0.2), transparent 34rem),
    linear-gradient(180deg, #071012 0%, #030708 58%, #050909 100%);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(117, 228, 231, 0.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(117, 228, 231, 0.16) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 82%);
}

a {
  color: inherit;
}

.shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(117, 228, 231, 0.12);
  background: rgba(3, 7, 8, 0.76);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  min-height: 70px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 850;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.brand-mark {
  position: relative;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(117, 228, 231, 0.58);
  border-radius: 50%;
  box-shadow: 0 0 22px rgba(117, 228, 231, 0.18);
}

.brand-mark::before,
.brand-mark::after {
  position: absolute;
  content: "";
}

.brand-mark::before {
  inset: 7px;
  border: 1px solid rgba(117, 228, 231, 0.4);
  border-radius: 50%;
}

.brand-mark::after {
  top: 5px;
  left: 16px;
  width: 1px;
  height: 24px;
  background: var(--amber);
  transform: rotate(46deg);
  transform-origin: 50% 50%;
  box-shadow: 0 0 8px rgba(255, 196, 77, 0.58);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 0.92rem;
}

.nav-links a {
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--ink);
}

.hero {
  display: grid;
  min-height: 680px;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  align-items: center;
  gap: 72px;
  padding: 80px 0 96px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--amber);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(3.7rem, 9vw, 7.2rem);
  font-weight: 900;
  letter-spacing: -0.065em;
  line-height: 0.86;
}

.hero-copy {
  max-width: 660px;
  margin: 30px 0 0;
  color: #c8d0d1;
  font-size: clamp(1.05rem, 2vw, 1.28rem);
  line-height: 1.7;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 0 20px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  border-color: rgba(255, 196, 77, 0.8);
  color: #171003;
  background: var(--amber);
}

.button.secondary {
  color: var(--cyan);
  background: rgba(117, 228, 231, 0.06);
}

.radar {
  position: relative;
  width: min(100%, 510px);
  aspect-ratio: 1;
  justify-self: end;
  overflow: hidden;
  border: 1px solid rgba(117, 228, 231, 0.34);
  border-radius: 50%;
  background:
    linear-gradient(0deg, transparent 49.8%, rgba(117, 228, 231, 0.2) 50%, transparent 50.2%),
    linear-gradient(90deg, transparent 49.8%, rgba(117, 228, 231, 0.2) 50%, transparent 50.2%),
    repeating-radial-gradient(
      circle,
      rgba(117, 228, 231, 0.08) 0 1px,
      transparent 1px 76px
    ),
    radial-gradient(circle, rgba(8, 40, 43, 0.94), rgba(2, 10, 11, 0.94));
  box-shadow:
    inset 0 0 80px rgba(117, 228, 231, 0.08),
    0 0 70px rgba(46, 138, 145, 0.13);
}

.radar::before {
  position: absolute;
  inset: -2px;
  content: "";
  border-radius: 50%;
  background: conic-gradient(
    from 218deg,
    transparent 0 69%,
    rgba(117, 228, 231, 0.36) 76%,
    transparent 87%
  );
  animation: sweep 7s linear infinite;
}

.radar::after {
  position: absolute;
  inset: 12%;
  content: "";
  border: 1px dashed rgba(117, 228, 231, 0.22);
  border-radius: 50%;
}

@keyframes sweep {
  to {
    transform: rotate(360deg);
  }
}

.track,
.contact {
  position: absolute;
  z-index: 2;
}

.track {
  left: 19%;
  bottom: 24%;
  width: 58%;
  height: 2px;
  border-top: 2px dashed rgba(255, 196, 77, 0.74);
  transform: rotate(-34deg);
  transform-origin: left;
}

.contact {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 1px solid currentColor;
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.7rem;
  font-weight: 800;
  transform: rotate(45deg);
}

.contact span {
  transform: rotate(-45deg);
}

.contact.blue {
  left: 18%;
  bottom: 22%;
}

.contact.red {
  top: 24%;
  right: 21%;
  color: var(--red);
}

.section {
  padding: 96px 0;
  border-top: 1px solid rgba(117, 228, 231, 0.1);
}

.section h2 {
  max-width: 860px;
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  letter-spacing: -0.045em;
  line-height: 1.02;
}

.section-lead {
  max-width: 760px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.72;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}

.feature,
.trust,
.support-card,
.legal-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.025);
}

.feature {
  min-height: 250px;
  padding: 26px;
}

.feature .index {
  color: var(--cyan);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.feature h3 {
  margin: 54px 0 12px;
  font-size: 1.35rem;
}

.feature p,
.trust p,
.support-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 42px;
}

.trust,
.support-card {
  padding: 24px;
}

.trust strong,
.support-card h2 {
  display: block;
  margin: 0 0 12px;
  color: var(--ink);
  font-size: 1.05rem;
}

.legal-hero,
.support-hero {
  max-width: 820px;
  padding: 94px 0 52px;
}

.legal-hero h1,
.support-hero h1 {
  font-size: clamp(3.2rem, 7vw, 5.8rem);
}

.legal-meta {
  margin-top: 22px;
  color: var(--muted);
}

.legal-card {
  max-width: 920px;
  margin-bottom: 90px;
  padding: clamp(24px, 5vw, 54px);
}

.legal-card h2 {
  margin: 40px 0 12px;
  font-size: 1.5rem;
}

.legal-card h2:first-child {
  margin-top: 0;
}

.legal-card p,
.legal-card li {
  color: #c5cdce;
  line-height: 1.72;
}

.legal-card ul {
  padding-left: 1.2rem;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 90px;
}

.support-card {
  min-height: 180px;
}

.support-card a {
  color: var(--cyan);
}

.site-footer {
  border-top: 1px solid rgba(117, 228, 231, 0.12);
  color: var(--muted);
}

.footer-inner {
  display: flex;
  min-height: 92px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  text-decoration: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .radar::before {
    animation: none;
  }
}

@media (max-width: 860px) {
  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 54px;
  }

  .radar {
    width: min(86vw, 500px);
    justify-self: center;
  }

  .feature-grid,
  .trust-grid {
    grid-template-columns: 1fr;
  }

  .support-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .shell {
    width: min(100% - 28px, 1180px);
  }

  .nav {
    min-height: 64px;
  }

  .nav-links a:first-child {
    display: none;
  }

  .hero {
    padding-top: 66px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    padding: 28px 0;
  }
}