:root {
  --bg: #080a0d;
  --bg-soft: #0d1014;
  --panel: rgba(16, 20, 25, 0.88);
  --panel-hover: rgba(21, 26, 32, 0.95);
  --text: #f0f3f5;
  --muted: #929ba5;
  --dim: #626b75;
  --line: #252b32;
  --accent: #4cc9f0;
  --accent-2: #7c5cff;
  --green: #64e572;
  --max-width: 1180px;
  --header-height: 72px;
  --radius: 14px;
  --shadow: 0 20px 60px rgba(0,0,0,.24);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, sans-serif;
  line-height: 1.65;
}
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
::selection { background: rgba(76,201,240,.25); color: var(--text); }

.grid-bg {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  opacity: .18;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 max(24px, calc((100vw - var(--max-width)) / 2));
  background: rgba(8,10,13,.78);
  border-bottom: 1px solid rgba(37,43,50,.85);
  backdrop-filter: blur(16px);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  font-weight: 700;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  color: var(--accent);
  font: 600 12px "JetBrains Mono", monospace;
}
.brand-name { letter-spacing: -.02em; }
.site-nav { display: flex; gap: 26px; }
.site-nav a {
  color: var(--muted);
  font: 500 12px "JetBrains Mono", monospace;
  text-decoration: none;
  transition: color .2s ease;
}
.site-nav a:hover, .site-nav a:focus-visible { color: var(--text); }
.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: transparent;
  padding: 9px;
  cursor: pointer;
}
.menu-toggle span { display: block; width: 19px; height: 1px; margin: 4px; background: var(--text); }

.section-shell { width: min(var(--max-width), calc(100% - 48px)); margin-inline: auto; }
.hero {
  min-height: calc(100vh - var(--header-height));
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, .65fr);
  align-items: center;
  gap: 80px;
  padding-block: 90px 120px;
}
.eyebrow, .section-kicker, .panel-label, .subheading, .card-meta, .music-state {
  font: 500 11px "JetBrains Mono", monospace;
  letter-spacing: .11em;
  color: var(--accent);
}
.hero h1 {
  margin: 14px 0 14px;
  font-size: clamp(72px, 11vw, 142px);
  line-height: .82;
  letter-spacing: -.075em;
}
.hero h1 span {
  color: transparent;
  -webkit-text-stroke: 1px rgba(240,243,245,.8);
}
.hero-tagline { color: var(--text); font: 500 13px "JetBrains Mono", monospace; }
.hero-tagline b { color: var(--accent); font-weight: 400; }
.hero-description { max-width: 690px; color: var(--muted); font-size: 17px; }
.hero-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }

.button {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 11px 15px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: rgba(255,255,255,.015);
  font: 500 12px "JetBrains Mono", monospace;
  text-decoration: none;
  transition: transform .2s ease, color .2s ease, border-color .2s ease, background .2s ease;
}
.button:hover, .button:focus-visible {
  color: var(--text);
  border-color: #3a434d;
  background: rgba(255,255,255,.04);
  transform: translateY(-2px);
}
.button-primary { color: var(--bg); background: var(--accent); border-color: var(--accent); }
.button-primary:hover, .button-primary:focus-visible { color: var(--bg); background: #70d8f7; border-color: #70d8f7; }

.panel, .robotics-card, .project-card, .about-points article, .achievement-card, .elsewhere-card, .event-card, .fourh-card {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.now-playing { padding: 22px; }
.panel-label { display: flex; align-items: center; gap: 8px; }
.status-dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--green);
  box-shadow: 0 0 12px rgba(100,229,114,.55);
}
.now-playing-content { display: grid; grid-template-columns: 96px 1fr; gap: 18px; align-items: center; margin-top: 24px; }
.album-art { width: 96px; aspect-ratio: 1; border-radius: 8px; object-fit: cover; border: 1px solid var(--line); }
.placeholder-art { display: grid; place-items: center; background: #11161c; color: var(--dim); font-size: 32px; }
.music-state { margin: 0 0 5px; color: var(--dim); }
.now-playing h2 { margin: 0; font-size: 16px; line-height: 1.3; }
.music-artist { margin: 5px 0 0; color: var(--muted); font-size: 13px; }

.content-section { padding-block: 105px; border-top: 1px solid var(--line); }
.section-heading { display: flex; align-items: baseline; gap: 15px; margin-bottom: 45px; }
.section-heading span {
  color: var(--accent);
  font: 500 12px "JetBrains Mono", monospace;
}
.section-heading h2 { margin: 0; font-size: clamp(30px, 4vw, 46px); letter-spacing: -.04em; }

.about-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; }
.about-lead h3 { max-width: 520px; margin: 8px 0 18px; font-size: 30px; line-height: 1.2; }
.about-lead p { color: var(--muted); }
.about-points { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.about-points article { padding: 22px; transition: transform .2s ease, background .2s ease; }
.about-points article:hover { transform: translateY(-2px); background: var(--panel-hover); }
.about-points article > span { color: var(--accent); font: 500 11px "JetBrains Mono", monospace; }
.about-points h3 { margin: 12px 0 5px; font-size: 16px; }
.about-points p { margin: 0; color: var(--muted); font-size: 13px; }

.robotics-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.robotics-card { padding: 26px; position: relative; overflow: hidden; }
.robotics-card.current { border-color: rgba(76,201,240,.55); }
.robotics-card.current::before {
  content: "CURRENT";
  position: absolute; top: 18px; right: 18px;
  color: var(--accent); font: 500 10px "JetBrains Mono", monospace;
}
.card-meta { color: var(--dim); }
.robotics-card h3 { margin: 8px 0 20px; font-size: 21px; }
.role-list { margin: 0; padding: 0; list-style: none; }
.role-list li { padding: 10px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 13px; }
.role-list li::before { content: "— "; color: var(--accent); }

.projects-grid { display: grid; gap: 15px; }
.project-card { padding: 28px; }
.project-top { display: flex; justify-content: space-between; gap: 20px; }
.project-card h3 { margin: 5px 0 12px; font-size: 25px; }
.project-card p { max-width: 760px; color: var(--muted); margin: 0 0 8px; }
.project-details { color: var(--text) !important; }
.tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 20px; }
.tag {
  padding: 5px 8px; border: 1px solid var(--line); border-radius: 5px;
  color: var(--dim); font: 500 10px "JetBrains Mono", monospace;
}
.project-links { margin-top: 22px; display: flex; gap: 9px; flex-wrap: wrap; }

.timeline { position: relative; margin-left: 9px; }
.timeline::before { content: ""; position: absolute; top: 8px; bottom: 8px; left: 95px; width: 1px; background: var(--line); }
.timeline-item { position: relative; display: grid; grid-template-columns: 95px 1fr; gap: 34px; padding: 0 0 34px; }
.timeline-year { color: var(--accent); font: 500 12px "JetBrains Mono", monospace; }
.timeline-item::before {
  content: ""; position: absolute; left: 91px; top: 5px; width: 8px; height: 8px;
  border: 2px solid var(--bg); border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 1px var(--accent);
}
.timeline-org { color: var(--dim); font: 500 10px "JetBrains Mono", monospace; letter-spacing: .08em; }
.timeline-role { margin: 3px 0 5px; font-size: 19px; font-weight: 700; }
.timeline-desc { color: var(--muted); font-size: 13px; margin: 0; }

.competition-grid, .four-h-lower { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; }
.subheading { display: flex; justify-content: space-between; border-bottom: 1px solid var(--line); padding-bottom: 12px; color: var(--text); }
.subheading span:last-child { color: var(--dim); }
.mini-timeline { padding-top: 10px; }
.mini-year { padding: 19px 0; border-bottom: 1px solid var(--line); }
.mini-year-head { display: flex; justify-content: space-between; color: var(--accent); font: 500 12px "JetBrains Mono", monospace; }
.mini-year ul { margin: 8px 0 0; padding-left: 17px; color: var(--muted); font-size: 13px; }
.mini-year li { padding: 3px 0; }
.four-h-lower { margin-top: 70px; }
.achievement-list, .project-list { display: grid; gap: 10px; margin-top: 14px; }
.fourh-card { padding: 18px; }
.fourh-card h3 { margin: 0 0 5px; font-size: 15px; }
.fourh-card p { margin: 0; color: var(--muted); font-size: 13px; }

.event-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.event-card { padding: 22px; }
.event-year { color: var(--accent); font: 500 12px "JetBrains Mono", monospace; }
.event-card h3 { margin: 7px 0; font-size: 17px; }
.event-card p { margin: 0; color: var(--muted); font-size: 13px; }

.achievements-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.achievement-card { padding: 23px; min-height: 160px; }
.achievement-value { color: var(--accent); font: 600 25px "JetBrains Mono", monospace; }
.achievement-card h3 { margin: 10px 0 5px; font-size: 17px; }
.achievement-card p { margin: 0; color: var(--muted); font-size: 13px; }

.elsewhere-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.elsewhere-card { padding: 22px; text-decoration: none; transition: transform .2s ease, background .2s ease; }
.elsewhere-card:hover { transform: translateY(-2px); background: var(--panel-hover); }
.elsewhere-icon { color: var(--accent); font: 600 17px "JetBrains Mono", monospace; }
.elsewhere-card h3 { margin: 12px 0 5px; font-size: 16px; }
.elsewhere-card p { color: var(--muted); font-size: 12px; margin: 0; }
.elsewhere-arrow { display: block; margin-top: 18px; color: var(--dim); }

.contact-section { padding-block: 115px; }
.contact-inner { max-width: 720px; }
.contact-inner h2 { margin: 8px 0 14px; font-size: clamp(42px, 7vw, 78px); letter-spacing: -.06em; line-height: .95; }
.contact-inner > p:not(.eyebrow) { color: var(--muted); max-width: 610px; }
.contact-inner .button { margin-top: 18px; }

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-block: 28px;
  border-top: 1px solid var(--line);
  color: var(--dim);
  font: 500 10px "JetBrains Mono", monospace;
}

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 40px; min-height: auto; padding-block: 80px 90px; }
  .robotics-grid, .achievements-grid { grid-template-columns: 1fr 1fr; }
  .about-grid, .competition-grid, .four-h-lower { grid-template-columns: 1fr; gap: 45px; }
  .elsewhere-grid { grid-template-columns: 1fr 1fr; }
  .event-strip { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  :root { --header-height: 62px; }
  .section-shell { width: min(100% - 32px, var(--max-width)); }
  .site-header { padding-inline: 16px; }
  .brand-name { display: none; }
  .menu-toggle { display: block; }
  .site-nav {
    display: none; position: absolute; top: var(--header-height); left: 0; right: 0;
    padding: 12px 16px 18px; flex-direction: column; gap: 0;
    background: rgba(8,10,13,.97); border-bottom: 1px solid var(--line);
  }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 12px 0; border-bottom: 1px solid var(--line); }
  .hero { padding-block: 65px 80px; }
  .hero h1 { font-size: clamp(64px, 20vw, 100px); }
  .hero-description { font-size: 15px; }
  .about-points, .robotics-grid, .achievements-grid, .elsewhere-grid { grid-template-columns: 1fr; }
  .timeline::before { left: 71px; }
  .timeline-item { grid-template-columns: 71px 1fr; gap: 23px; }
  .timeline-item::before { left: 67px; }
  .timeline-role { font-size: 16px; }
  .competition-grid, .four-h-lower { gap: 35px; }
  .site-footer { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}