/* ==========================================================
   fardad.tech — design tokens
   ========================================================== */
:root {
  --bg: #070b14;
  --bg-2: #0a1020;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-2: rgba(255, 255, 255, 0.06);
  --line: rgba(255, 255, 255, 0.08);
  --line-2: rgba(255, 255, 255, 0.14);
  --text: #e8ecf4;
  --muted: #8b95a8;
  --dim: #5b6478;

  /* nucleotide palette */
  --a: #4fd1c5; /* adenine  – teal  */
  --t: #f6ad55; /* thymine  – amber */
  --g: #a78bfa; /* guanine  – violet */
  --c: #f472b6; /* cytosine – rose  */

  --serif: "Fraunces", Georgia, serif;
  --sans: "Inter", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;

  --radius: 18px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --gutter: clamp(16px, 5vw, 64px);
  --max: 1200px;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: color-mix(in srgb, var(--a) 35%, transparent); color: #fff; }

a { color: inherit; text-decoration: none; }
strong { color: var(--text); font-weight: 600; }
em { font-style: italic; }
h1, h2, h3, h4 { margin: 0; font-weight: 400; }
p { margin: 0 0 1em; }
.mono { font-family: var(--mono); }
.muted { color: var(--muted); }

/* ambient layers */
.grain {
  position: fixed; inset: 0; z-index: 100; pointer-events: none; opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.cursor-glow {
  position: fixed; top: 0; left: 0; z-index: 0; pointer-events: none;
  width: 520px; height: 520px; border-radius: 50%;
  background: radial-gradient(circle, rgba(79, 209, 197, 0.09), transparent 60%);
  transform: translate(-50%, -50%);
  transition: opacity 0.4s;
}
.scroll-progress {
  position: fixed; top: 0; left: 0; z-index: 60; height: 2px; width: 100%;
  background: linear-gradient(90deg, var(--a), var(--g), var(--t));
  transform-origin: 0 50%; transform: scaleX(0);
}

/* ==========================================================
   Nav
   ========================================================== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px var(--gutter);
  transition: background 0.4s, padding 0.4s, border-color 0.4s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  padding-top: 12px; padding-bottom: 12px;
  background: rgba(7, 11, 20, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-color: var(--line);
}
.nav__logo { display: flex; align-items: center; gap: 10px; font-family: var(--serif); font-size: 1.2rem; }
.nav__logo svg { width: 28px; height: 28px; transition: transform 0.8s var(--ease); }
.nav__logo:hover svg { transform: rotate(180deg); }
.nav__logo em { color: var(--muted); font-style: italic; }
.nav__links { display: flex; align-items: center; gap: 30px; font-size: 0.9rem; }
.nav__links a { position: relative; color: var(--muted); transition: color 0.3s; }
.nav__links a:not(.nav__cta)::after {
  content: ""; position: absolute; left: 0; bottom: -6px; height: 1px; width: 100%;
  background: var(--a); transform: scaleX(0); transform-origin: right; transition: transform 0.5s var(--ease);
}
.nav__links a:hover, .nav__links a.is-active { color: var(--text); }
.nav__links a:hover::after, .nav__links a.is-active::after { transform: scaleX(1); transform-origin: left; }
.nav__cta { padding: 8px 18px; border: 1px solid var(--line-2); border-radius: 99px; color: var(--text) !important; transition: background 0.3s, border-color 0.3s !important; }
.nav__cta:hover { background: var(--text); color: var(--bg) !important; border-color: var(--text); }
.nav__toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav__toggle span { display: block; width: 24px; height: 1.5px; background: var(--text); margin: 6px 0; transition: transform 0.4s var(--ease); }
.nav__toggle[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.75px) rotate(-45deg); }

/* ==========================================================
   Hero
   ========================================================== */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: flex; align-items: center;
  padding: 120px var(--gutter) 80px;
  overflow: hidden;
  background:
    radial-gradient(60% 50% at 80% 40%, rgba(167, 139, 250, 0.10), transparent 70%),
    radial-gradient(50% 50% at 10% 90%, rgba(79, 209, 197, 0.08), transparent 70%);
}
.hero__helix { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__inner { position: relative; z-index: 2; width: 100%; max-width: var(--max); margin: 0 auto; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted);
  padding: 7px 14px; border: 1px solid var(--line); border-radius: 99px; background: var(--surface);
}
.hero .eyebrow { text-transform: none; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--a); box-shadow: 0 0 0 0 var(--a); animation: pulse 2.4s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(79,209,197,.6); } 70% { box-shadow: 0 0 0 10px rgba(79,209,197,0); } 100% { box-shadow: 0 0 0 0 rgba(79,209,197,0); } }

.hero__title {
  margin: 28px 0 24px;
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(3.2rem, 11vw, 9.5rem); line-height: 0.92; letter-spacing: -0.035em;
}
.hero__title .line { display: block; overflow: hidden; padding: 0 0.14em 0.06em 0; margin-right: -0.14em; }
.hero__title .word { display: inline-block; transform: translateY(110%); transition: transform 1.3s var(--ease); }
.hero__title .line:nth-child(2) .word { transition-delay: 0.12s; }
.hero__title .italic {
  font-style: italic; font-weight: 300; padding-right: 0.12em;
  background: linear-gradient(100deg, var(--a), var(--g) 55%, var(--t));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.is-loaded .hero__title .word { transform: none; }

.hero__lede { max-width: 560px; font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: var(--muted); }
.typed { color: var(--text); font-family: var(--serif); font-style: italic; }
.caret { color: var(--a); animation: blink 1s steps(1) infinite; margin-left: 2px; }
@keyframes blink { 50% { opacity: 0; } }

.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin: 36px 0 64px; }
.btn {
  position: relative; display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 26px; border-radius: 99px; font-size: 0.95rem; font-weight: 500;
  transition: transform 0.4s var(--ease), background 0.3s, color 0.3s, border-color 0.3s;
  will-change: transform;
}
.btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; transition: transform 0.4s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn--primary { background: var(--text); color: var(--bg); }
.btn--primary:hover { background: var(--a); }
.btn--ghost { border: 1px solid var(--line-2); }
.btn--ghost:hover { border-color: var(--text); }

.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; margin: 0; max-width: 900px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.stat { padding: 22px 22px 20px; background: rgba(7, 11, 20, 0.75); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.stat dt { font-family: var(--serif); font-size: clamp(1.8rem, 3.2vw, 2.6rem); line-height: 1; margin-bottom: 8px; }
.stat dt sup { font-size: 0.45em; vertical-align: super; color: var(--muted); }
.stat dd { margin: 0; font-size: 0.8rem; color: var(--muted); line-height: 1.4; }

.scroll-cue { position: absolute; z-index: 2; left: 50%; bottom: 28px; width: 24px; height: 40px; margin-left: -12px; border: 1px solid var(--line-2); border-radius: 14px; }
.scroll-cue span { position: absolute; left: 50%; top: 8px; width: 3px; height: 8px; margin-left: -1.5px; border-radius: 2px; background: var(--a); animation: cue 2s var(--ease) infinite; }
@keyframes cue { 0% { transform: translateY(0); opacity: 1; } 80% { transform: translateY(14px); opacity: 0; } 100% { opacity: 0; } }

/* ==========================================================
   Ticker
   ========================================================== */
.ticker { position: relative; overflow: hidden; border-block: 1px solid var(--line); background: var(--bg-2); padding: 14px 0; }
.ticker::before, .ticker::after { content: ""; position: absolute; top: 0; bottom: 0; width: 120px; z-index: 1; }
.ticker::before { left: 0; background: linear-gradient(90deg, var(--bg-2), transparent); }
.ticker::after { right: 0; background: linear-gradient(-90deg, var(--bg-2), transparent); }
.ticker__track { display: flex; width: max-content; font-family: var(--mono); font-size: 0.85rem; letter-spacing: 0.3em; white-space: nowrap; animation: scroll-x 60s linear infinite; }
.ticker__track b { font-weight: 400; }
.ticker__track .A { color: var(--a); } .ticker__track .T { color: var(--t); }
.ticker__track .G { color: var(--g); } .ticker__track .C { color: var(--c); }
.ticker__track .var { color: #fff; background: rgba(244, 114, 182, 0.25); border-radius: 3px; padding: 0 2px; box-shadow: 0 0 18px rgba(244, 114, 182, 0.5); }
.ticker__track .lbl { color: var(--dim); letter-spacing: 0.08em; margin: 0 28px; }
@keyframes scroll-x { to { transform: translateX(-50%); } }

/* ==========================================================
   Sections
   ========================================================== */
.section { position: relative; z-index: 1; max-width: var(--max); margin: 0 auto; padding: clamp(90px, 13vw, 160px) var(--gutter); }
.section__head { max-width: 820px; margin-bottom: clamp(48px, 7vw, 80px); }
.section__index { display: inline-block; font-family: var(--mono); font-size: 0.8rem; color: var(--a); margin-bottom: 18px; padding-bottom: 6px; border-bottom: 1px solid var(--a); }
.section__head h2 { font-family: var(--serif); font-weight: 300; font-size: clamp(2.2rem, 5.5vw, 4.2rem); line-height: 1.04; letter-spacing: -0.025em; }
.section__head h2 em { color: var(--muted); }
.section__sub { margin-top: 20px; font-size: 1.1rem; color: var(--muted); max-width: 620px; }

/* reveal */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity 1.1s var(--ease), transform 1.1s var(--ease); transition-delay: var(--d, 0s); }
.reveal.is-in { opacity: 1; transform: none; }

/* window chrome */
.window-bar { display: flex; align-items: center; gap: 7px; padding: 13px 16px; border-bottom: 1px solid var(--line); font-family: var(--mono); font-size: 0.75rem; color: var(--dim); }
.window-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--line-2); }
.window-bar i:nth-child(1) { background: #ff5f57; opacity: .7; } .window-bar i:nth-child(2) { background: #febc2e; opacity: .7; } .window-bar i:nth-child(3) { background: #28c840; opacity: .7; }
.window-bar span { margin-left: 10px; }

/* ==========================================================
   About
   ========================================================== */
.about__grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(40px, 6vw, 80px); align-items: start; }
.about__text { color: var(--muted); font-size: 1.05rem; }
.about__text .big { font-family: var(--serif); font-size: clamp(1.4rem, 2.4vw, 1.9rem); line-height: 1.35; color: var(--text); font-weight: 300; }
.about__facts { list-style: none; padding: 0; margin: 36px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.about__facts li { background: var(--bg); padding: 16px 18px; color: var(--text); font-size: 0.95rem; }
.about__facts span { display: block; font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--dim); margin-bottom: 4px; }

.vcf { margin: 0; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(160deg, rgba(255,255,255,.05), rgba(255,255,255,.015)); box-shadow: 0 40px 80px -30px rgba(0,0,0,.7), inset 0 1px 0 rgba(255,255,255,.06); overflow: hidden; }
.vcf pre { margin: 0; padding: 22px 22px 26px; overflow-x: auto; font-family: var(--mono); font-size: 0.8rem; line-height: 1.85; color: var(--text); }
.vcf .c { color: var(--dim); } .vcf .h { color: var(--muted); } .vcf .k { color: var(--g); }
.vcf .ref { color: var(--t); text-decoration: line-through; text-decoration-color: rgba(246,173,85,.5); }
.vcf .alt { color: var(--a); } .vcf .n { color: var(--c); }
.vcf .pass { color: #28c840; background: rgba(40,200,64,.12); padding: 1px 6px; border-radius: 4px; }

/* tilt */
.tilt { transform-style: preserve-3d; transition: transform 0.6s var(--ease), box-shadow 0.6s var(--ease), border-color 0.4s; will-change: transform; }

/* ==========================================================
   Pipeline DAG
   ========================================================== */
.dag { position: relative; height: 420px; margin-bottom: 56px; border: 1px solid var(--line); border-radius: 24px; background:
    linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 40px 40px,
    linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 40px 40px,
    radial-gradient(70% 70% at 50% 50%, rgba(79,209,197,.05), transparent);
  background-blend-mode: normal; overflow: hidden; }
.dag::after { content: ""; position: absolute; inset: 0; background: radial-gradient(80% 80% at 50% 50%, transparent 40%, var(--bg) 100%); pointer-events: none; }
.dag__wires { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 1; }
.wire { fill: none; stroke: url(#wire); stroke-width: 1.6; stroke-dasharray: 600; stroke-dashoffset: 600; opacity: .7; transition: stroke-dashoffset 1.6s var(--ease); vector-effect: non-scaling-stroke; }
.dag.is-in .wire { stroke-dashoffset: 0; }
.dag.is-in .wire:nth-child(n+3) { transition-delay: .3s; } .dag.is-in .wire:nth-child(n+5) { transition-delay: .6s; } .dag.is-in .wire:nth-child(n+7) { transition-delay: .9s; }
.pulse-dot { fill: #fff; filter: drop-shadow(0 0 6px var(--a)); }

.node {
  position: absolute; z-index: 2; left: var(--x); top: var(--y);
  transform: translate(-50%, -50%) scale(.85); opacity: 0;
  min-width: 112px; padding: 12px 14px; text-align: center;
  border: 1px solid var(--line-2); border-radius: 14px;
  background: rgba(10, 16, 32, 0.9); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  transition: transform .8s var(--ease), opacity .8s var(--ease), border-color .4s, box-shadow .4s;
  transition-delay: calc(var(--i, 0) * 120ms);
}
.node b { display: block; font-family: var(--mono); font-weight: 500; font-size: .85rem; }
.node small { display: block; margin-top: 2px; font-size: .68rem; color: var(--muted); line-height: 1.3; }
.dag.is-in .node { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.node.is-active { border-color: var(--a); box-shadow: 0 0 0 4px rgba(79,209,197,.12), 0 0 40px rgba(79,209,197,.25); }
.node--a b { color: var(--a); } .node--t b { color: var(--t); }
.node--end { border-color: rgba(246,173,85,.5); }
.node:first-of-type { left: max(var(--x), 70px); }
.node--end { left: min(var(--x), calc(100% - 70px)); }

.pipeline__grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 28px; }
.terminal { border: 1px solid var(--line); border-radius: var(--radius); background: #05080f; overflow: hidden; box-shadow: 0 30px 70px -30px rgba(0,0,0,.8); }
.terminal pre { margin: 0; padding: 20px; height: 380px; overflow: hidden; font-family: var(--mono); font-size: .76rem; line-height: 1.75; color: var(--muted); white-space: pre-wrap; word-break: break-word; }
.terminal .ok { color: #28c840; } .terminal .proc { color: var(--g); } .terminal .hl { color: var(--a); } .terminal .warn { color: var(--t); } .terminal .w { color: var(--text); }

.features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.feature { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); transition: border-color .4s, background .4s, transform .5s var(--ease); }
.feature:hover { border-color: var(--line-2); background: var(--surface-2); transform: translateY(-4px); }
.feature__icon { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: rgba(79,209,197,.1); color: var(--a); margin-bottom: 16px; }
.feature:nth-child(2) .feature__icon { background: rgba(167,139,250,.1); color: var(--g); }
.feature:nth-child(3) .feature__icon { background: rgba(246,173,85,.1); color: var(--t); }
.feature:nth-child(4) .feature__icon { background: rgba(244,114,182,.1); color: var(--c); }
.feature h3 { font-family: var(--serif); font-size: 1.25rem; margin-bottom: 8px; }
.feature p { margin: 0; font-size: .9rem; color: var(--muted); }

/* ==========================================================
   Experience – chromosome timeline
   ========================================================== */
.timeline { position: relative; padding-left: 120px; }
.chromosome {
  position: absolute; left: 40px; top: 0; bottom: 0; width: 22px; border-radius: 11px;
  background:
    repeating-linear-gradient(180deg, rgba(255,255,255,.06) 0 22px, rgba(255,255,255,.16) 22px 30px, rgba(255,255,255,.04) 30px 58px, rgba(255,255,255,.12) 58px 64px);
  border: 1px solid var(--line-2); overflow: hidden;
}
.chromosome::before { content: ""; position: absolute; left: -2px; right: -2px; top: 26%; height: 14px; background: var(--bg); border-radius: 50%; z-index: 2; box-shadow: inset 0 0 0 1px var(--line-2); }
.chromosome__fill { position: absolute; left: 0; right: 0; top: 0; height: 100%; transform-origin: top; transform: scaleY(0); background: linear-gradient(180deg, var(--a), var(--g), var(--t)); opacity: .55; mix-blend-mode: screen; }

.job { position: relative; display: grid; grid-template-columns: 140px 1fr; gap: 28px; margin-bottom: 28px; }
.job::before { content: ""; position: absolute; left: -80px; top: 26px; width: 70px; height: 1px; background: linear-gradient(90deg, var(--a), transparent); }
.job::after { content: ""; position: absolute; left: -84px; top: 22px; width: 9px; height: 9px; border-radius: 50%; background: var(--bg); border: 2px solid var(--a); box-shadow: 0 0 12px var(--a); }
.job__locus { padding-top: 16px; font-family: var(--mono); font-size: .78rem; color: var(--a); letter-spacing: .04em; }
.job__card { padding: 28px 30px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.job__card:hover { border-color: var(--line-2); box-shadow: 0 30px 60px -30px rgba(0,0,0,.7); }
.job__card header { margin-bottom: 14px; }
.job__card h3 { font-family: var(--serif); font-size: 1.45rem; line-height: 1.25; }
.job__card header p { margin: 4px 0 0; color: var(--muted); font-size: .9rem; }
.job__card ul { margin: 0 0 18px; padding: 0; list-style: none; }
.job__card li { position: relative; padding-left: 22px; margin-bottom: 8px; color: var(--muted); font-size: .93rem; }
.job__card li::before { content: ""; position: absolute; left: 0; top: .72em; width: 10px; height: 1px; background: var(--a); }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tags span { font-family: var(--mono); font-size: .7rem; padding: 4px 10px; border-radius: 99px; border: 1px solid var(--line); color: var(--muted); background: rgba(255,255,255,.02); }

.edu { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 72px; }
.edu__card { padding: 30px; border-radius: var(--radius); border: 1px solid var(--line); background: linear-gradient(150deg, rgba(167,139,250,.07), transparent 60%); }
.edu__card:nth-child(2) { background: linear-gradient(150deg, rgba(79,209,197,.07), transparent 60%); }
.edu__year { font-family: var(--mono); font-size: .75rem; color: var(--dim); }
.edu__card h3 { font-family: var(--serif); font-size: 1.6rem; margin: 10px 0 6px; }
.edu__card p { margin-bottom: 8px; } .edu__card .muted { font-size: .9rem; margin: 14px 0 0; }

/* ==========================================================
   Research
   ========================================================== */
.pubs { border-top: 1px solid var(--line); }
.pub { position: relative; display: grid; grid-template-columns: 120px 1fr 40px; column-gap: 32px; align-items: baseline; padding: 30px 8px; border-bottom: 1px solid var(--line); overflow: hidden; }
.pub::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(79,209,197,.08), transparent 70%); transform: scaleX(0); transform-origin: left; transition: transform .7s var(--ease); z-index: -1; }
.pub:hover::before { transform: scaleX(1); }
.pub__date { font-family: var(--mono); font-size: .78rem; color: var(--dim); grid-row: span 2; }
.pub h3 { font-family: var(--serif); font-size: clamp(1.15rem, 2vw, 1.5rem); line-height: 1.3; transition: transform .5s var(--ease); }
.pub:hover h3 { transform: translateX(8px); }
.pub__journal { grid-column: 2; margin: 8px 0 0; font-size: .85rem; color: var(--a); transition: transform .5s var(--ease); }
.pub:hover .pub__journal { transform: translateX(8px); }
.pub__arrow { grid-column: 3; grid-row: 1; justify-self: end; font-size: 1.3rem; color: var(--muted); transition: transform .5s var(--ease), color .3s; }
.pub:hover .pub__arrow { transform: translate(4px, -4px) rotate(0deg); color: var(--a); }

.subhead { font-family: var(--mono); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin: 90px 0 28px; }
.projects { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.project { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.project:hover { border-color: var(--line-2); }
.project--feature { grid-row: span 2; background: radial-gradient(120% 90% at 100% 0%, rgba(167,139,250,.16), transparent 60%), var(--surface); display: flex; flex-direction: column; }
.project--feature h4 { font-size: clamp(1.6rem, 2.8vw, 2.2rem) !important; }
.project--feature .tags { margin-top: auto; padding-top: 20px; }
.badge { display: inline-block; font-family: var(--mono); font-size: .68rem; letter-spacing: .06em; padding: 4px 10px; border-radius: 99px; background: rgba(79,209,197,.1); color: var(--a); margin-bottom: 16px; }
.badge--gold { background: rgba(246,173,85,.12); color: var(--t); }
.project h4 { font-family: var(--serif); font-size: 1.3rem; line-height: 1.25; margin-bottom: 10px; }
.project p { margin: 0; color: var(--muted); font-size: .92rem; }
.project__link { display: inline-block; margin-top: 18px; color: var(--a); font-size: .92rem; }

/* ==========================================================
   Skills
   ========================================================== */
.skills__grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: start; }
.heatmap { padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.hm-row { display: grid; grid-template-columns: 82px repeat(var(--cols), 1fr) 100px; gap: 5px; align-items: center; margin-bottom: 5px; }
.hm-row--head { margin-bottom: 10px; }
.hm-label { font-family: var(--mono); font-size: .78rem; color: var(--text); }
.hm-level { font-size: .72rem; color: var(--muted); text-align: right; }
.hm-col { font-family: var(--mono); font-size: .6rem; color: var(--dim); text-align: center; writing-mode: vertical-rl; transform: rotate(180deg); height: 64px; justify-self: center; }
.hm-cell { aspect-ratio: 1; border-radius: 4px; background: rgba(255,255,255,.04); transform: scale(.4); opacity: 0; transition: transform .6s var(--ease), opacity .6s var(--ease), box-shadow .3s; transition-delay: var(--dl); }
.heatmap.is-in .hm-cell { transform: scale(1); opacity: 1; }
.hm-cell:hover { transform: scale(1.25) !important; box-shadow: 0 0 16px currentColor; z-index: 2; position: relative; }
.hm-legend { display: flex; align-items: center; gap: 8px; margin-top: 18px; font-family: var(--mono); font-size: .68rem; color: var(--dim); }
.hm-legend i { flex: 1; max-width: 180px; height: 6px; border-radius: 3px; background: linear-gradient(90deg, rgba(79,209,197,.08), var(--a), #eafffc); }

.skill-groups { display: grid; gap: 14px; }
.skill-group { padding: 22px 24px; border-left: 2px solid var(--a); background: linear-gradient(90deg, var(--surface-2), transparent); border-radius: 0 14px 14px 0; }
.skill-group:nth-child(2) { border-color: var(--g); } .skill-group:nth-child(3) { border-color: var(--t); } .skill-group:nth-child(4) { border-color: var(--c); }
.skill-group h3 { font-family: var(--serif); font-size: 1.2rem; margin-bottom: 6px; }
.skill-group p { margin: 0; color: var(--muted); font-size: .9rem; }

.marquee { margin: 72px calc(var(--gutter) * -1) 0; display: grid; gap: 14px; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.marquee__row { display: flex; gap: 14px; width: max-content; animation: scroll-x 40s linear infinite; }
.marquee__row--rev { animation-direction: reverse; animation-duration: 46s; }
.marquee:hover .marquee__row { animation-play-state: paused; }
.marquee span { font-family: var(--mono); font-size: .9rem; padding: 12px 22px; border: 1px solid var(--line); border-radius: 99px; color: var(--muted); white-space: nowrap; transition: color .3s, border-color .3s, background .3s; }
.marquee span:hover { color: var(--bg); background: var(--a); border-color: var(--a); }

.honors { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 72px; }
.honor { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); }
.honor__k { display: block; font-family: var(--serif); font-size: 2rem; line-height: 1; margin-bottom: 14px; background: linear-gradient(100deg, var(--a), var(--g)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.honor:nth-child(2) .honor__k { background: linear-gradient(100deg, var(--t), var(--c)); -webkit-background-clip: text; background-clip: text; }
.honor p { margin: 0; font-size: .85rem; color: var(--muted); }

/* ==========================================================
   Contact
   ========================================================== */
.contact { text-align: center; }
.contact__inner { position: relative; padding: clamp(60px, 10vw, 110px) clamp(16px, 4vw, 40px); border: 1px solid var(--line); border-radius: 32px; overflow: hidden;
  background: radial-gradient(60% 80% at 50% 0%, rgba(79,209,197,.13), transparent 70%), radial-gradient(50% 60% at 50% 120%, rgba(167,139,250,.14), transparent 70%); }
.contact__title { font-family: var(--serif); font-weight: 300; font-size: clamp(2.6rem, 8vw, 6rem); line-height: 1; letter-spacing: -0.03em; margin: 28px 0 40px; }
.contact__title em { padding-right: .1em; background: linear-gradient(100deg, var(--a), var(--g) 55%, var(--t)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.contact__email { display: inline-block; font-family: var(--serif); font-size: clamp(1.05rem, 3vw, 1.8rem); padding-bottom: 6px; border-bottom: 1px solid var(--line-2); transition: border-color .3s, color .3s; word-break: break-all; }
.contact__email:hover { color: var(--a); border-color: var(--a); }
.contact__links { display: flex; flex-wrap: wrap; justify-content: center; gap: 28px; margin-top: 40px; font-size: .9rem; color: var(--muted); }
.contact__links a:hover { color: var(--text); }

.footer { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; max-width: var(--max); margin: 0 auto; padding: 30px var(--gutter) 40px; font-size: .8rem; color: var(--dim); border-top: 1px solid var(--line); }

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 1000px) {
  .about__grid, .pipeline__grid, .skills__grid { grid-template-columns: 1fr; }
  .honors { grid-template-columns: 1fr 1fr; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 760px) {
  .nav__toggle { display: block; position: relative; z-index: 2; }
  .nav__links {
    position: fixed; inset: 0; flex-direction: column; justify-content: center; gap: 28px;
    background: rgba(7,11,20,.97); font-size: 1.6rem; font-family: var(--serif);
    opacity: 0; pointer-events: none; transition: opacity .4s var(--ease);
  }
  .nav__links.is-open { opacity: 1; pointer-events: auto; }
  .nav__cta { font-size: 1.1rem; }

  .hero__actions { margin-bottom: 44px; }
  .hero__helix { opacity: .45; }
  .hero .eyebrow { font-size: .66rem; letter-spacing: .08em; }
  .stat { padding: 18px 16px; }

  .dag { height: auto; padding: 24px 16px; display: flex; flex-direction: column; align-items: center; gap: 12px; }
  .dag__wires { display: none; }
  .node, .node:first-of-type, .node--end { position: relative; left: auto; top: auto; transform: scale(.9); width: 100%; max-width: 280px; }
  .dag.is-in .node { transform: none; }
  .node + .node::before { content: "↓"; position: absolute; top: -17px; left: 50%; transform: translateX(-50%); color: var(--dim); font-size: .8rem; }

  .features, .projects, .edu, .honors, .about__facts { grid-template-columns: 1fr; }
  .project--feature { grid-row: auto; }

  .timeline { padding-left: 34px; }
  .chromosome { left: 0; width: 14px; }
  .job { grid-template-columns: 1fr; gap: 8px; }
  .job::before { left: -20px; width: 14px; top: 24px; }
  .job::after { display: none; }
  .job__locus { padding-top: 14px; }
  .job__card { padding: 22px 20px; }

  .pub { grid-template-columns: 1fr 28px; column-gap: 14px; padding: 24px 4px; }
  .pub__date { grid-row: auto; grid-column: 1; margin-bottom: 6px; }
  .pub h3 { grid-column: 1; }
  .pub__journal { grid-column: 1; }
  .pub__arrow { grid-column: 2; grid-row: 1 / span 3; align-self: center; }

  .hm-row { grid-template-columns: 58px repeat(var(--cols), 1fr) 0; gap: 3px; }
  .hm-level { display: none; }
  .heatmap { padding: 18px 14px; }
  .terminal pre { height: 320px; font-size: .7rem; }
  .cursor-glow { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001s !important; animation-iteration-count: 1 !important; transition-duration: .001s !important; }
  .reveal { opacity: 1; transform: none; }
}