:root {
  --l-green:   #3DD68C;
  --l-ghost:   #8ECFB0;
  --l-navy:    #162230;
  --l-bg:      #0D1F1A;
  --l-surface: #1E3A2F;
  --l-mid:     #2A4A3E;
  --l-stream:  #5EC4B6;
  --text:      #ECF5EE;
  --muted:     #8ECFB0;
  --line:      #2A4A3E;
  --max:       960px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "JetBrains Mono", "DM Sans", monospace;
  background-color: var(--l-bg);
  color: var(--text);
  line-height: 1.65;
  font-size: 15px;
}

.container {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

/* ── Header ─────────────────────────────────────────── */

.site-header {
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(22, 34, 48, 0.88);
  backdrop-filter: blur(8px);
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-mark {
  width: clamp(40px, 4vw, 52px);
  height: clamp(40px, 4vw, 52px);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand-mark svg {
  width: 100%;
  height: 100%;
}

.brand-text {
  font-family: "JetBrains Mono", monospace;
  font-weight: 700;
  font-size: clamp(1.05rem, 1.5vw, 1.35rem);
  letter-spacing: -0.5px;
  line-height: 1;
}

.w-primary { color: #fff; }
.w-accent  { color: var(--l-green); }

.site-nav {
  display: flex;
  gap: 1rem;
}

.site-nav a {
  color: var(--l-stream);
  text-decoration: none;
  font-size: 0.875rem;
}

.site-nav a:hover { color: var(--l-green); }

a { color: var(--l-stream); }

/* ── Hero ────────────────────────────────────────────── */

.hero {
  padding: 5rem 0 4rem;
  background-image:
    linear-gradient(rgba(61, 214, 140, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61, 214, 140, 0.04) 1px, transparent 1px);
  background-size: 22px 22px;
}

.eyebrow {
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 0.7rem;
  font-weight: 500;
  margin: 0 0 0.75rem;
}

h1,
h2 {
  line-height: 1.2;
  letter-spacing: -0.5px;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  margin: 0 0 1rem;
}

h2 {
  font-size: clamp(1.25rem, 2.5vw, 1.65rem);
}

.lead {
  max-width: 55ch;
  color: var(--muted);
  font-size: 0.95rem;
}

.cta {
  display: inline-block;
  margin-top: 1.25rem;
  padding: 0.65rem 1.1rem;
  border: 1px solid var(--l-green);
  border-radius: 0.4rem;
  color: var(--l-green);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
}

.cta:hover {
  background: var(--l-green);
  color: var(--l-bg);
}

/* ── Sections ────────────────────────────────────────── */

.section {
  padding: 3.5rem 0;
}

.section-alt {
  background: rgba(255, 255, 255, 0.015);
  border-block: 1px solid var(--line);
}

/* ── Cards ───────────────────────────────────────────── */

.card-grid {
  list-style: none;
  padding: 0;
  margin-top: 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--l-surface);
  border: 1px solid var(--line);
  border-radius: 0.6rem;
  padding: 1.1rem;
  font-size: 0.875rem;
  color: var(--muted);
}

.card a {
  display: block;
  color: var(--l-green);
  font-weight: 600;
  text-decoration: none;
  margin-bottom: 0.35rem;
}

.card a:hover { color: var(--l-ghost); }

/* ── Footer ──────────────────────────────────────────── */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0;
  color: var(--muted);
  font-size: 0.8rem;
}

/* ── Responsive ──────────────────────────────────────── */

@media (max-width: 760px) {
  .site-header .container {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.75rem;
  }
}