:root {
  --bg: #0b0d12;
  --bg-soft: #11141c;
  --card: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.09);
  --text: #e8eaf0;
  --muted: #9aa3b2;
  --accent: #ff4d6d;
  --accent-2: #7c5cff;
  --radius: 18px;
  --maxw: 880px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(60rem 40rem at 78% -12%, rgba(124, 92, 255, 0.22), transparent 60%),
    radial-gradient(48rem 34rem at 6% 4%, rgba(255, 77, 109, 0.18), transparent 62%);
}

a { color: #b9a9ff; text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: 22px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: saturate(160%) blur(14px);
  background: rgba(11, 13, 18, 0.72);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: 14px;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  font-size: 1.05rem;
}
.brand:hover { text-decoration: none; }

.logo {
  width: 30px;
  height: 30px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid;
  place-items: center;
  font-size: 15px;
  box-shadow: 0 6px 18px rgba(124, 92, 255, 0.35);
}

.nav-links {
  display: flex;
  gap: 20px;
  font-size: 0.95rem;
}
.nav-links a { color: var(--muted); }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); text-decoration: none; }

/* Hero */
.hero {
  padding-block: 84px 56px;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  margin-bottom: 22px;
}

h1 {
  font-size: clamp(2.1rem, 6vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin: 0 0 18px;
}

.gradient {
  background: linear-gradient(110deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  font-size: 1.12rem;
  color: var(--muted);
  max-width: 46ch;
  margin: 0 auto 32px;
}

.btn-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn:hover { text-decoration: none; border-color: rgba(255,255,255,0.22); }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 10px 26px rgba(124, 92, 255, 0.32);
}
.btn-primary:hover { opacity: 0.93; }

/* Cards */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 16px;
  padding-block: 20px 60px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.card .ico { font-size: 1.5rem; display: block; margin-bottom: 10px; }

/* Content pages */
.page { padding-block: 56px 72px; }

.page h1 { text-align: left; font-size: clamp(1.9rem, 5vw, 2.6rem); }

.updated {
  color: var(--muted);
  font-size: 0.9rem;
  margin: -6px 0 36px;
}

.page h2 {
  font-size: 1.22rem;
  letter-spacing: -0.015em;
  margin: 40px 0 10px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.page h3 { font-size: 1.02rem; margin: 24px 0 6px; }

.page p, .page li { color: #ccd2de; }
.page ul { padding-left: 22px; }
.page li { margin-bottom: 6px; }

.callout {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent-2);
  border-radius: 14px;
  padding: 18px 20px;
  margin: 24px 0;
}
.callout p { margin: 0; }

.mail {
  font-weight: 600;
  font-size: 1.05rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding-block: 28px 40px;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

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

@media (prefers-color-scheme: light) {
  :root {
    --bg: #fbfbfd;
    --card: rgba(0, 0, 0, 0.025);
    --border: rgba(0, 0, 0, 0.1);
    --text: #14161c;
    --muted: #5d6675;
  }
  body::before {
    background:
      radial-gradient(60rem 40rem at 78% -12%, rgba(124, 92, 255, 0.14), transparent 60%),
      radial-gradient(48rem 34rem at 6% 4%, rgba(255, 77, 109, 0.12), transparent 62%);
  }
  .site-header { background: rgba(251, 251, 253, 0.78); }
  a { color: #5b3df0; }
  .page p, .page li { color: #3a414f; }
}