:root {
  --bg: #080b10;
  --panel: #0e131a;
  --panel-2: #121923;
  --line: #222c38;
  --text: #edf2f7;
  --muted: #8d99a8;
  --accent: #65d6a2;
  --accent-2: #7ab8ff;
  --max: 1180px;
  --radius: 14px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .16;
  background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 36px 36px;
}

a { color: inherit; text-decoration: none; }

.site-shell { position: relative; overflow: hidden; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 11, 16, .88);
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font: 700 16px/1 ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: -.5px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid #344050;
  border-radius: 8px;
  color: var(--accent);
  font-size: 12px;
}

.muted { color: var(--muted); }

.nav { display: flex; gap: 28px; }
.nav a { color: var(--muted); font-size: 13px; transition: color .2s ease; }
.nav a:hover { color: var(--text); }

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  border-radius: 8px;
  padding: 7px 10px;
  cursor: pointer;
}

.hero {
  min-height: 690px;
  max-width: var(--max);
  margin: 0 auto;
  padding: 120px 24px 100px;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 80px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font: 700 11px/1.4 ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: 2px;
}

h1, h2, h3, p { margin-top: 0; }

h1 {
  margin-bottom: 26px;
  font-size: clamp(44px, 6vw, 76px);
  line-height: .98;
  letter-spacing: -4px;
}

h1 span, h2 span { color: var(--muted); }

.hero-text {
  max-width: 660px;
  color: #aeb8c5;
  font-size: 17px;
}

.hero-actions { display: flex; gap: 12px; margin: 34px 0 22px; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}

.button:hover { transform: translateY(-2px); border-color: #455366; }
.button.primary { background: var(--accent); color: #07100c; border-color: var(--accent); }
.button.secondary { background: transparent; }

.availability { color: var(--muted); font-size: 12px; display: flex; align-items: center; gap: 9px; }
.status-dot { width: 7px; height: 7px; background: var(--accent); border-radius: 50%; box-shadow: 0 0 12px rgba(101,214,162,.6); }

.hero-terminal {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #0a0e13;
  box-shadow: 0 30px 100px rgba(0,0,0,.35);
}

.terminal-head {
  height: 38px;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0 13px;
  border-bottom: 1px solid var(--line);
  background: #0d1219;
}

.terminal-head > span { width: 8px; height: 8px; border-radius: 50%; background: #394352; }
.terminal-head small { margin-left: 8px; color: #687487; font: 11px ui-monospace, monospace; }

.terminal-body { padding: 28px; min-height: 300px; font: 13px/1.85 ui-monospace, SFMono-Regular, Consolas, monospace; }
.terminal-body p { margin: 0; }
.prompt { color: var(--accent); }
.terminal-value { color: #c2cbd6; padding-left: 16px; }
.cursor { display: inline-block; width: 7px; height: 15px; margin-left: 3px; vertical-align: -3px; background: var(--accent); animation: blink 1s infinite; }
@keyframes blink { 50% { opacity: 0; } }

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 110px 24px;
  border-top: 1px solid var(--line);
}

.section-label {
  margin-bottom: 42px;
  color: #667284;
  font: 700 10px ui-monospace, SFMono-Regular, Consolas, monospace;
  letter-spacing: 2px;
}

.section-content { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; }
.section h2 { font-size: clamp(32px, 4vw, 52px); line-height: 1.05; letter-spacing: -2.5px; margin-bottom: 0; }
.about-text { color: #aab4c1; font-size: 15px; }
.about-text p { max-width: 650px; }

.facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 34px; }
.facts div { padding: 17px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); }
.facts strong, .facts span { display: block; }
.facts strong { font-size: 14px; color: var(--text); }
.facts span { color: var(--muted); font-size: 11px; margin-top: 3px; }

.section-heading { display: flex; justify-content: space-between; gap: 30px; align-items: end; margin-bottom: 34px; }
.section-heading h2 { margin-bottom: 8px; }
.section-heading p { margin: 0; color: var(--muted); font-size: 13px; }

.filters { display: flex; gap: 6px; flex-wrap: wrap; }
.filter { border: 1px solid var(--line); border-radius: 7px; background: transparent; color: var(--muted); padding: 8px 12px; font: 11px ui-monospace, monospace; cursor: pointer; }
.filter:hover, .filter.active { color: var(--text); border-color: #455366; background: var(--panel-2); }

.projects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }

.project-card {
  min-height: 275px;
  display: flex;
  flex-direction: column;
  padding: 25px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, var(--panel), #0b1016);
  transition: transform .25s ease, border-color .25s ease;
}

.project-card:hover { transform: translateY(-4px); border-color: #3a4656; }
.project-top { display: flex; justify-content: space-between; gap: 15px; margin-bottom: 30px; }
.project-index { color: #586577; font: 11px ui-monospace, monospace; }
.project-type { color: var(--accent); font: 10px ui-monospace, monospace; letter-spacing: 1px; }
.project-card h3 { font-size: 21px; line-height: 1.2; margin-bottom: 10px; letter-spacing: -.5px; }
.project-card p { color: var(--muted); font-size: 13px; margin-bottom: 20px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
.project-tags span { padding: 4px 7px; border-radius: 5px; background: #171e27; color: #8f9baa; font: 10px ui-monospace, monospace; }

.skills-layout { grid-template-columns: .8fr 1.2fr; }
.section-description { max-width: 420px; color: var(--muted); margin-top: 25px; font-size: 14px; }
.skill-groups { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.skill-group { position: relative; padding: 23px; border: 1px solid var(--line); border-radius: 10px; background: var(--panel); }
.skill-number { color: #566273; font: 10px ui-monospace, monospace; }
.skill-group h3 { font-size: 16px; margin: 15px 0; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tags span { border: 1px solid #28323e; padding: 5px 8px; border-radius: 5px; color: #aab4c1; font-size: 10px; }

.timeline { max-width: 900px; margin-left: auto; }
.timeline-item { display: grid; grid-template-columns: 170px 1fr; gap: 40px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.timeline-item:first-child { border-top: 1px solid var(--line); }
.timeline-date { color: var(--accent); font: 10px ui-monospace, monospace; letter-spacing: 1px; }
.timeline-item h3 { font-size: 18px; margin-bottom: 5px; }
.timeline-item p { margin-bottom: 5px; color: #aeb8c5; font-size: 13px; }
.timeline-item .small { color: var(--muted); font-size: 12px; }

.contact-section { border-top: 1px solid var(--line); }
.contact-card { padding: 70px 30px; text-align: center; border: 1px solid var(--line); border-radius: var(--radius); background: radial-gradient(circle at 50% 0, rgba(101,214,162,.07), transparent 45%), var(--panel); }
.contact-card h2 { font-size: clamp(42px, 7vw, 72px); letter-spacing: -4px; margin-bottom: 12px; }
.contact-card p:not(.eyebrow) { color: var(--muted); max-width: 550px; margin: 0 auto 28px; font-size: 14px; }

footer {
  max-width: var(--max);
  margin: 0 auto;
  padding: 30px 24px 45px;
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--muted);
  font-size: 11px;
}
footer > div:first-child { display: flex; flex-direction: column; }
footer strong { color: var(--text); font-size: 12px; }
.footer-links { display: flex; gap: 18px; margin-left: auto; }
.footer-links a:hover { color: var(--text); }
.copyright { color: #4f5b6b; }

@media (max-width: 820px) {
  .topbar { height: 64px; }
  .nav {
    position: absolute;
    display: none;
    left: 16px;
    right: 16px;
    top: 64px;
    padding: 14px;
    flex-direction: column;
    gap: 0;
    background: #0b1016;
    border: 1px solid var(--line);
    border-radius: 10px;
  }
  .nav.open { display: flex; }
  .nav a { padding: 11px; }
  .menu-toggle { display: block; }

  .hero { grid-template-columns: 1fr; gap: 45px; padding-top: 85px; min-height: auto; }
  .hero-terminal { max-width: 650px; }
  .section { padding: 80px 24px; }
  .section-content, .skills-layout { grid-template-columns: 1fr; gap: 45px; }
  .section-heading { align-items: start; flex-direction: column; }
  .projects-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  h1 { letter-spacing: -2.5px; }
  .facts, .skill-groups { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .button { width: 100%; }
  .timeline-item { grid-template-columns: 1fr; gap: 8px; }
  footer { flex-wrap: wrap; }
  .footer-links { margin-left: 0; width: 100%; order: 3; }
}