/* J&J Innovations — Hacker Terminal Aesthetic */
:root {
  --bg: #0a0a0a;
  --bg-card: #111111;
  --bg-card-hover: #1a1a1a;
  --green: #00ff88;
  --green-dim: #00cc6a;
  --green-glow: rgba(0, 255, 136, 0.15);
  --cyan: #00d4ff;
  --white: #e0e0e0;
  --gray: #888888;
  --dark-gray: #333333;
  --red: #ff4444;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', 'SF Mono', 'Consolas', monospace;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-sans);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── Scanline overlay ── */
body::after {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 255, 136, 0.015) 2px,
    rgba(0, 255, 136, 0.015) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

/* ── Nav ── */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--dark-gray);
  z-index: 1000;
  padding: 0.75rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--green);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.nav-brand span { color: var(--gray); font-weight: 400; }

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.nav-links a {
  color: var(--gray);
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: color 0.2s;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--dark-gray);
  color: var(--green);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.3rem 0.5rem;
  font-family: var(--font-mono);
}

/* ── Sections ── */
section {
  padding: 6rem 2rem 4rem;
  max-width: 900px;
  margin: 0 auto;
}

section:first-of-type { padding-top: 8rem; }

.section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--green-dim);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 0.5rem;
}

h1 {
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 .accent { color: var(--green); }

h2 {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 1rem;
  border-left: 3px solid var(--green);
  padding-left: 0.75rem;
}

h3 {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--green);
  margin-bottom: 0.5rem;
}

p {
  color: var(--gray);
  margin-bottom: 1rem;
  max-width: 65ch;
}

p.lead {
  font-size: 1.15rem;
  color: var(--white);
  opacity: 0.85;
}

/* ── Cards ── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--dark-gray);
  border-radius: 4px;
  padding: 1.5rem;
  transition: border-color 0.2s, background 0.2s;
}

.card:hover {
  border-color: var(--green-dim);
  background: var(--bg-card-hover);
}

.card h3 { margin-bottom: 0.5rem; }
.card p { font-size: 0.9rem; margin-bottom: 0; }

/* ── Terminal block ── */
.terminal {
  background: #0d0d0d;
  border: 1px solid var(--dark-gray);
  border-radius: 4px;
  padding: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--green);
  margin: 1.5rem 0;
  overflow-x: auto;
}

.terminal .prompt { color: var(--cyan); }
.terminal .comment { color: var(--gray); }

/* ── CTA button ── */
.cta {
  display: inline-block;
  padding: 0.7rem 1.5rem;
  background: transparent;
  border: 1px solid var(--green);
  color: var(--green);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
  cursor: pointer;
  margin-top: 1rem;
}

.cta:hover {
  background: var(--green);
  color: var(--bg);
  box-shadow: 0 0 20px var(--green-glow);
}

/* ── Divider ── */
.divider {
  border: none;
  border-top: 1px solid var(--dark-gray);
  margin: 3rem 0;
}

/* ── Impact stats ── */
.stats {
  display: flex;
  gap: 2rem;
  margin: 1.5rem 0;
  flex-wrap: wrap;
}

.stat {
  text-align: center;
}

.stat-number {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--green);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--gray);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ── Contact form ── */
.contact-form {
  max-width: 500px;
  margin-top: 1.5rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.7rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--dark-gray);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  border-radius: 2px;
  margin-bottom: 0.75rem;
  transition: border-color 0.2s;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--green);
}

.contact-form textarea {
  min-height: 120px;
  resize: vertical;
}

/* ── Footer ── */
footer {
  border-top: 1px solid var(--dark-gray);
  padding: 2rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gray);
  margin-top: 4rem;
}

footer .accent { color: var(--green); }

/* ── Responsive ── */
@media (max-width: 768px) {
  h1 { font-size: 1.8rem; }
  section { padding: 4rem 1.25rem 3rem; }
  section:first-of-type { padding-top: 6rem; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: rgba(10,10,10,0.98); padding: 1rem 2rem; border-bottom: 1px solid var(--dark-gray); }
  .nav-links.active { display: flex; }
  .nav-toggle { display: block; }
  .stats { flex-direction: column; gap: 1rem; }
}