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

:root {
  --bg:        #0a0a0a;
  --surface:   #111111;
  --border:    #1e1e1e;
  --muted:     #2a2a2a;
  --text:      #e8e4da;
  --text-dim:  #6b6762;
  --accent:    #c8ff00;
  --accent-dim:#8aad00;
  --red:       #ff4545;
  --font-display: 'Syne', sans-serif;
  --font-mono:    'DM Mono', monospace;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── Noise overlay ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

/* ── Grid lines ── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 80px 80px;
  opacity: 0.4;
}

/* ── Layout ── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 1;
}

/* ── Nav ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
  background: rgba(10,10,10,0.85);
  backdrop-filter: blur(12px);
}

nav .inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav .logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 18px;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.5px;
}

nav .logo span { color: var(--accent); }

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

nav ul a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 0.2s;
}

nav ul a:hover { color: var(--accent); }

/* ── Hero ── */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero-label {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--accent);
}

h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5.5rem);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -2px;
  color: var(--text);
  margin-bottom: 1.5rem;
}

h1 .dim { color: var(--text-dim); }

.hero-sub {
  color: var(--text-dim);
  font-size: 13px;
  max-width: 380px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}

.btn-group { display: flex; gap: 1rem; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  text-decoration: none;
  border-radius: 2px;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: #000;
  font-weight: 400;
}

.btn-primary:hover { background: #d6ff2e; transform: translateY(-2px); }

.btn-outline {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border);
}

.btn-outline:hover { border-color: var(--text-dim); color: var(--text); }

/* ── Hero visual ── */
.hero-visual {
  position: relative;
}

.terminal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  font-size: 12px;
}

.terminal-bar {
  background: var(--muted);
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}

.dot-red { background: var(--red); }
.dot-yellow { background: #f5a623; }
.dot-green { background: var(--accent); }

.terminal-body { padding: 1.5rem; color: var(--text-dim); line-height: 2; }
.terminal-body .prompt { color: var(--accent); }
.terminal-body .cmd { color: var(--text); }
.terminal-body .out { color: #5a9; }
.terminal-body .cmt { color: #3a3a3a; }

/* ── Sections ── */
section { padding: 6rem 0; }

.section-label {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 3rem;
}

/* ── Skills ── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.skill-card {
  background: var(--bg);
  padding: 1.75rem;
  transition: background 0.2s;
}

.skill-card:hover { background: var(--surface); }

.skill-icon {
  font-size: 22px;
  margin-bottom: 1rem;
}

.skill-card h3 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text);
}

.skill-card p {
  color: var(--text-dim);
  font-size: 12px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.75rem;
}

.tag {
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 2px;
}

/* ── Projects ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.project-card {
  background: var(--bg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: background 0.2s;
}

.project-card:hover { background: var(--surface); }

.project-number {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.1em;
}

.project-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.5px;
}

.project-card p {
  color: var(--text-dim);
  font-size: 12px;
  flex: 1;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  transition: gap 0.2s;
}

.project-link:hover { gap: 0.7rem; }
.project-link::after { content: '→'; }

/* ── Timeline / Experience ── */
.timeline { position: relative; padding-left: 2rem; }

.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 6px; bottom: 0;
  width: 1px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  margin-bottom: 3rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2rem;
  top: 6px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  border: 1px solid var(--bg);
  box-shadow: 0 0 0 3px var(--bg);
}

.timeline-meta {
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.06em;
  margin-bottom: 0.3rem;
}

.timeline-item h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.timeline-item .co {
  font-size: 12px;
  color: var(--accent-dim);
  margin-bottom: 0.6rem;
}

.timeline-item p {
  font-size: 12px;
  color: var(--text-dim);
  max-width: 560px;
}

/* ── Contact ── */
#contact {
  border-top: 1px solid var(--border);
}

.contact-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 2rem;
}

.contact-links {
  display: flex;
  gap: 1.5rem;
  margin-top: 1rem;
}

.contact-links a {
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}

.contact-links a:hover { color: var(--accent); }

.footer-bottom {
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  color: var(--text-dim);
}

/* ── Cursor glow ── */
.glow {
  position: fixed;
  width: 350px; height: 350px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(200,255,0,0.04) 0%, transparent 70%);
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 2;
  transition: opacity 0.3s;
}

/* ── Scroll reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .hero-grid { grid-template-columns: 1fr; gap: 3rem; }
  .hero-visual { display: none; }
  h1 { letter-spacing: -1px; }
}