:root {
  color-scheme: dark;
  --ink: #edf4ff;
  --muted: #9fb0c8;
  --surface: #101b2d;
  --surface-2: #16263e;
  --line: rgba(178, 205, 244, 0.15);
  --accent: #78d7c7;
  --accent-2: #ffc978;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background:
    radial-gradient(circle at 83% 0%, rgba(120, 215, 199, 0.11), transparent 33rem),
    radial-gradient(circle at 5% 25%, rgba(255, 201, 120, 0.07), transparent 28rem),
    #0a1322;
  line-height: 1.65;
}

a { color: var(--accent); }
a:hover { color: #b5f1e6; }

.shell { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(10, 19, 34, 0.82);
  backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 5;
}

.nav { align-items: center; display: flex; gap: 1.4rem; justify-content: space-between; min-height: 78px; }
.brand { align-items: center; color: var(--ink); display: inline-flex; font-weight: 800; gap: 0.75rem; letter-spacing: -0.03em; text-decoration: none; }
.brand-mark { align-items: center; background: linear-gradient(135deg, var(--accent), #a9a4ff); border-radius: 12px; color: #0b1724; display: inline-flex; font-size: 0.85rem; height: 34px; justify-content: center; width: 34px; }
.nav-links { display: flex; flex-wrap: wrap; gap: 1.1rem; }
.nav-links a { color: var(--muted); font-size: 0.92rem; text-decoration: none; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--ink); }

.hero { padding: clamp(4rem, 9vw, 8rem) 0 5rem; }
.eyebrow { color: var(--accent); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.16em; margin: 0 0 1.15rem; text-transform: uppercase; }
h1, h2, h3 { letter-spacing: -0.045em; line-height: 1.1; margin: 0; }
h1 { font-size: clamp(3rem, 8vw, 6.5rem); max-width: 850px; }
h2 { font-size: clamp(1.9rem, 3vw, 3rem); }
h3 { font-size: 1.1rem; }
.lede { color: var(--muted); font-size: clamp(1.1rem, 2vw, 1.35rem); max-width: 680px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin-top: 2rem; }
.button { border: 1px solid transparent; border-radius: 999px; display: inline-flex; font-weight: 750; padding: 0.75rem 1.15rem; text-decoration: none; }
.button.primary { background: var(--accent); color: #09201f; }
.button.secondary { border-color: var(--line); color: var(--ink); }
.button:hover { transform: translateY(-1px); }

.signal { color: var(--accent-2); font-size: 0.92rem; margin-top: 1.35rem; }
.section { padding: 5rem 0; }
.section-header { align-items: end; display: flex; gap: 2rem; justify-content: space-between; margin-bottom: 2rem; }
.section-header p { color: var(--muted); margin: 0; max-width: 480px; }
.grid { display: grid; gap: 1rem; }
.grid.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card { background: linear-gradient(145deg, rgba(22, 38, 62, 0.85), rgba(16, 27, 45, 0.88)); border: 1px solid var(--line); border-radius: 22px; box-shadow: var(--shadow); padding: 1.5rem; }
.card p { color: var(--muted); margin: 0.7rem 0 0; }
.kicker { color: var(--accent-2); font-size: 0.76rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; }
.card-icon { color: var(--accent); font-size: 1.5rem; margin-bottom: 1rem; }
.quote { border-left: 3px solid var(--accent); color: #dce8f8; font-size: 1.25rem; margin: 0; padding-left: 1.2rem; }
.status-row { align-items: center; display: flex; gap: 0.7rem; margin-top: 1rem; }
.status-dot { background: var(--accent); border-radius: 50%; box-shadow: 0 0 0 6px rgba(120, 215, 199, 0.12); display: inline-block; height: 9px; width: 9px; }

.page { padding: clamp(3rem, 8vw, 6rem) 0; }
.page-intro { max-width: 780px; }
.page-intro h1 { font-size: clamp(2.6rem, 6vw, 5rem); }
.page-intro .lede { margin-top: 1rem; }
.prose { max-width: 780px; }
.prose h2 { font-size: 1.7rem; margin: 2.8rem 0 0.8rem; }
.prose h3 { margin: 1.6rem 0 0.55rem; }
.prose p, .prose li { color: #c4d1e2; }
.prose ul { padding-left: 1.2rem; }
.callout { background: rgba(255, 201, 120, 0.08); border: 1px solid rgba(255, 201, 120, 0.25); border-radius: 16px; margin: 2rem 0; padding: 1.1rem 1.25rem; }
.callout strong { color: #ffe1aa; }
.meta { color: var(--muted); font-size: 0.9rem; }

.site-footer { border-top: 1px solid var(--line); color: var(--muted); padding: 2.5rem 0; }
.footer-row { align-items: center; display: flex; gap: 1rem; justify-content: space-between; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1rem; }
.footer-links a { color: var(--muted); font-size: 0.9rem; }

:focus-visible { outline: 3px solid var(--accent-2); outline-offset: 4px; }

@media (max-width: 760px) {
  .shell { width: min(100% - 28px, 640px); }
  .nav { align-items: flex-start; flex-direction: column; padding: 1rem 0; }
  .nav-links { gap: 0.8rem; }
  .section-header, .footer-row { align-items: flex-start; flex-direction: column; }
  .grid.three, .grid.two { grid-template-columns: 1fr; }
  .hero { padding-top: 4rem; }
}