:root {
  color-scheme: dark;
  --bg: #000;
  --ink-main: rgba(252, 252, 255, 0.96);
  --ink-body: rgba(220, 222, 232, 0.88);
  --ink-muted: rgba(160, 164, 178, 0.9);
  --ink-faint: rgba(120, 124, 138, 0.75);
  --accent: #8f96ff;
  --panel: rgba(255, 255, 255, 0.04);
  --panel-strong: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.1);
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink-main);
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.65;
}

body {
  min-height: 100vh;
  background-image:
    radial-gradient(70vw 50vh at 80% -10%, rgba(100, 108, 255, 0.14), transparent 60%),
    radial-gradient(60vw 40vh at -10% 20%, rgba(255, 255, 255, 0.05), transparent 60%);
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: #b2b7ff;
}

.shell {
  min-height: 100vh;
  padding:
    max(28px, calc(env(safe-area-inset-top, 0px) + 20px))
    max(20px, calc(env(safe-area-inset-right, 0px) + 20px))
    max(42px, calc(env(safe-area-inset-bottom, 0px) + 22px))
    max(20px, calc(env(safe-area-inset-left, 0px) + 20px));
}

.frame {
  max-width: 1080px;
  margin: 0 auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.48);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  overflow: hidden;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 22px;
  border-bottom: 1px solid var(--border);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.brand img {
  width: 20px;
  height: 20px;
  opacity: 0.92;
}

.top-links {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-size: 13px;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 24px;
  padding: 28px 22px;
}

.kicker {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  font-family: ui-monospace, "Cascadia Code", "SF Mono", Consolas, monospace;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.12;
  letter-spacing: 0.01em;
  font-weight: 500;
}

h1 {
  font-size: clamp(30px, 4.5vw, 52px);
}

h2 {
  font-size: clamp(22px, 3vw, 32px);
}

h3 {
  font-size: clamp(18px, 2.2vw, 24px);
}

p {
  margin: 0;
  color: var(--ink-body);
  font-size: 15px;
}

.lede {
  margin-top: 14px;
  max-width: 58ch;
}

.cta-card {
  background: var(--panel-strong);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  display: grid;
  gap: 12px;
  align-content: start;
}

.cta-title {
  margin: 0;
  font-size: 16px;
  color: var(--ink-main);
  font-weight: 600;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--ink-main);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.content {
  padding: 0 22px 30px;
  display: grid;
  gap: 16px;
}

.panel {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
  background: rgba(0, 0, 0, 0.2);
}

.panel p + p {
  margin-top: 10px;
}

.list {
  margin: 0;
  padding-left: 18px;
  color: var(--ink-body);
}

.list li {
  margin: 0 0 8px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.footer-note {
  margin-top: 6px;
  font-size: 12px;
  color: var(--ink-faint);
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .grid-2 {
    grid-template-columns: 1fr;
  }
}