:root {
  --bg: #0b0f1a;
  --card: rgba(255, 255, 255, 0.06);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.65);
  --border: rgba(255, 255, 255, 0.12);
  --primary: #7c5cff;
  --primary-2: #2be7ff;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f7fb;
    --card: rgba(0, 0, 0, 0.04);
    --text: rgba(0, 0, 0, 0.88);
    --muted: rgba(0, 0, 0, 0.60);
    --border: rgba(0, 0, 0, 0.10);
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.10);
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica,
    Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background:
    radial-gradient(800px 500px at 20% 10%, rgba(124, 92, 255, 0.35), transparent 60%),
    radial-gradient(700px 420px at 90% 0%, rgba(43, 231, 255, 0.22), transparent 55%),
    var(--bg);
  line-height: 1.6;
}

a {
  color: inherit;
}

.container {
  width: min(980px, calc(100% - 40px));
  margin: 0 auto;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
  background: var(--bg);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
}

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

.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: var(--shadow);
}

.brand-name {
  font-weight: 800;
  letter-spacing: 0.2px;
}

.brand-tagline {
  font-size: 12px;
  color: var(--muted);
}

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

.nav a {
  text-decoration: none;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid transparent;
  color: var(--muted);
}

.nav a:hover {
  border-color: var(--border);
  color: var(--text);
}

.hero {
  padding: 64px 0 34px;
}

.hero h1 {
  margin: 0 0 10px;
  font-size: clamp(34px, 4vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.6px;
}

.lead {
  margin: 0;
  max-width: 720px;
  color: var(--muted);
  font-size: 16px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  text-decoration: none;
  background: linear-gradient(135deg, rgba(124, 92, 255, 0.35), rgba(43, 231, 255, 0.12));
  box-shadow: var(--shadow);
}

.button.secondary {
  background: transparent;
  box-shadow: none;
}

.note {
  margin-top: 16px;
  color: var(--muted);
  font-size: 12px;
}

.section {
  padding: 26px 0 54px;
}

.section h2 {
  margin: 0 0 14px;
  font-size: 22px;
  letter-spacing: -0.2px;
}

.card {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 16px;
  padding: 18px 18px;
  box-shadow: var(--shadow);
}

.card h3 {
  margin: 18px 0 8px;
  font-size: 16px;
}

.card h3:first-of-type {
  margin-top: 0;
}

.list {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.list li {
  margin: 6px 0;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 18px 0;
  background: var(--bg);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 13px;
}

.footer-inner a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px dashed var(--border);
}

.footer-inner a:hover {
  color: var(--text);
}