/* ── Reset & base ───────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green:      #00ff00;
  --green-dim:  #00cc00;
  --green-dark: #004400;
  --bg:         #0a0a0a;
  --bg-card:    #111111;
  --border:     #1a3a1a;
  --text:       #cccccc;
  --font:       'Courier New', Courier, monospace;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--green-dim); text-decoration: none; }
a:hover { color: var(--green); text-decoration: underline; }

code {
  background: var(--green-dark);
  color: var(--green);
  padding: 0.1em 0.4em;
  border-radius: 3px;
  font-family: var(--font);
}

/* ── Header ─────────────────────────────────────── */
.site-header {
  border-bottom: 1px solid var(--green-dark);
  padding: 2rem 1.5rem 1.5rem;
  text-align: center;
}

.header-inner { max-width: 860px; margin: 0 auto; }

.site-header h1 {
  color: var(--green);
  font-size: 2.4rem;
  letter-spacing: 0.05em;
  margin-bottom: 0.3rem;
}

.tagline {
  color: var(--green-dim);
  font-size: 0.95rem;
  margin-bottom: 1.2rem;
}

.site-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.4rem 1.2rem; }
.site-nav a {
  color: var(--green-dim);
  font-size: 0.9rem;
  padding: 0.2rem 0.4rem;
  border-radius: 3px;
  transition: background 0.15s;
}
.site-nav a:hover { background: var(--green-dark); color: var(--green); text-decoration: none; }

/* ── Main ────────────────────────────────────────── */
.site-main { flex: 1; max-width: 860px; width: 100%; margin: 0 auto; padding: 2.5rem 1.5rem; }

/* ── Sections ────────────────────────────────────── */
.section { margin-bottom: 3rem; }

.section h2 {
  color: var(--green);
  font-size: 1.3rem;
  margin-bottom: 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--green-dark);
}

.prompt { color: var(--green-dim); margin-right: 0.5rem; user-select: none; }

.section p { margin-bottom: 0.8rem; }
.section strong { color: #e0e0e0; }

/* ── Certifications ──────────────────────────────── */
.cert-meta { font-size: 0.88rem; color: #888; margin-bottom: 1.4rem; }

.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.cert-card {
  border: 1px solid var(--green);
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.cert-badge {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1.5rem 1rem;
  background: var(--bg-card);
  text-decoration: none;
}

.cert-badge:hover { background: #161616; }

.cert-img {
  width: 160px;
  height: 160px;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 0 8px rgba(0, 255, 0, 0.15));
  transition: filter 0.2s;
}

.cert-badge:hover .cert-img {
  filter: drop-shadow(0 0 14px rgba(0, 255, 0, 0.35));
}

.cert-label {
  background: var(--bg-card);
  padding: 0.7rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  flex: 1;
}

.cert-label strong {
  color: var(--green);
  font-size: 1.15rem;
  letter-spacing: 0.04em;
}

.cert-name {
  color: #bbb;
  font-size: 0.78rem;
  line-height: 1.3;
}

.cert-dates {
  color: var(--green-dim);
  font-size: 0.75rem;
  margin-top: 0.3rem;
}

/* ── Skills ──────────────────────────────────────── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.skill-group {
  background: var(--bg-card);
  border: 1px solid var(--green-dark);
  border-radius: 6px;
  padding: 1rem 1.2rem;
}

.skill-group h3 {
  color: var(--green-dim);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.7rem;
}

.skill-group ul { list-style: none; padding: 0; }
.skill-group li { padding: 0.15rem 0; font-size: 0.9rem; }
.skill-group li::before { content: '> '; color: var(--green-dim); }

/* ── Homelab ─────────────────────────────────────── */


/* ── Contact ─────────────────────────────────────── */
.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.8rem;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--bg-card);
  border: 1px solid var(--green-dark);
  border-radius: 6px;
  padding: 0.6rem 1.1rem;
  color: var(--green-dim);
  font-size: 0.9rem;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s;
}

.contact-link i { font-size: 1.1rem; color: var(--green); }

.contact-link:hover {
  border-color: var(--green);
  color: var(--green);
  text-decoration: none;
}

/* ── Footer ──────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--green-dark);
  text-align: center;
  padding: 1rem;
  font-size: 0.8rem;
  color: #444;
}

/* ── Responsive ──────────────────────────────────── */
@media (max-width: 750px) {
  .cert-grid { grid-template-columns: 1fr; }
}

@media (max-width: 500px) {

  .skills-grid { grid-template-columns: 1fr; }
  .site-header h1 { font-size: 1.8rem; }
  .site-main { padding: 1.5rem 1rem; }
}