@import url('https://fonts.googleapis.com/css2?family=Share+Tech+Mono&display=swap');

:root {
  --green:     #00FF41;
  --green-dim: #3A6B4A;
  --green-mid: #1E4D2B;
  --amber:     #CFAD28;
  --bg:        #060E08;
  --surface:   #0A1208;
  --border:    #1E4D2B;
  --text:      #D8EDD8;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Share Tech Mono', 'Courier New', monospace;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* CRT scanlines */
body::before {
  content: '';
  position: fixed; inset: 0; pointer-events: none; z-index: 9999;
  background: repeating-linear-gradient(
    0deg, transparent, transparent 2px,
    rgba(0,0,0,0.13) 2px, rgba(0,0,0,0.13) 4px
  );
}

/* ── Header ──────────────────────────────────────────────────────────────── */
header {
  border-bottom: 1px solid var(--border);
  padding: 16px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.header-brand { display: flex; align-items: center; gap: 14px; }
.logo { height: 44px; }
.site-title { color: var(--amber); font-size: 14pt; letter-spacing: 4px; }
.site-title span { color: var(--green); }
.site-sub { color: var(--green-dim); font-size: 7.5pt; letter-spacing: 3px; margin-top: 3px; }

/* ── Nav ─────────────────────────────────────────────────────────────────── */
nav { display: flex; gap: 0; }
nav a {
  color: var(--green-dim);
  text-decoration: none;
  letter-spacing: 2px;
  font-size: 8.5pt;
  padding: 6px 16px;
  border: 1px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
nav a:hover, nav a.active { color: var(--green); border-color: var(--green-mid); }

/* ── Main content ────────────────────────────────────────────────────────── */
main { flex: 1; padding: 60px 40px; max-width: 960px; margin: 0 auto; width: 100%; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 13px 32px;
  font-family: inherit;
  font-size: 9.5pt;
  letter-spacing: 3px;
  text-decoration: none;
  cursor: pointer;
  border-radius: 1px;
  transition: background 0.15s, color 0.15s, box-shadow 0.15s;
}
.btn-primary {
  background: var(--green);
  color: #060E08;
  border: 1px solid var(--green);
}
.btn-primary:hover {
  background: #00cc33;
  box-shadow: 0 0 12px rgba(0,255,65,0.3);
}
.btn-secondary {
  background: transparent;
  color: var(--green);
  border: 1px solid var(--green);
}
.btn-secondary:hover { background: rgba(0,255,65,0.07); }

/* ── Info box ────────────────────────────────────────────────────────────── */
.box {
  border: 1px solid var(--green-mid);
  background: var(--surface);
  padding: 14px 18px;
  font-size: 8.5pt;
  color: var(--green-dim);
  letter-spacing: 1px;
  line-height: 1.8;
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 16px 40px;
  color: var(--green-dim);
  font-size: 7.5pt;
  letter-spacing: 2px;
  text-align: center;
}
footer a { color: var(--green-dim); text-decoration: none; }
footer a:hover { color: var(--green); }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  header { padding: 14px 20px; }
  main   { padding: 40px 20px; }
  footer { padding: 14px 20px; }
}