:root {
  --bg: #07110f;
  --surface: #0d1916;
  --surface-2: #13231e;
  --text: #eef5ec;
  --muted: #94a69e;
  --line: rgba(224, 242, 235, .16);
  --acid: #c8ff4d;
  --accent-text: var(--acid);
  --orange: #ff795c;
  --paper: #f1eee6;
  --ink: #13201c;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --sans: "Archivo", sans-serif;
}

html[data-theme="light"] { --bg: #f0eee7; --surface: #e5e1d6; --surface-2: #faf8f2; --text: #12201c; --muted: #5f6e68; --line: rgba(10, 30, 23, .18); --paper: #0c1814; --ink: #f4f1e8; --accent-text: #356000; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--sans); line-height: 1.6; transition: background .25s, color .25s; }
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; opacity: .24; background-image: linear-gradient(rgba(255,255,255,.018) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px); background-size: 32px 32px; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.skip-link { position: absolute; top: -4rem; left: 1rem; background: var(--acid); color: #07110f; padding: .7rem 1rem; z-index: 100; }
.skip-link:focus { top: 1rem; }
.site-header { height: 78px; padding: 0 clamp(1rem, 4vw, 4.5rem); display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(14px); }
.brand { display: flex; align-items: center; gap: .8rem; text-decoration: none; }
.brand span { display: grid; place-items: center; width: 38px; height: 38px; border: 1px solid var(--acid); color: var(--accent-text); font: 500 .78rem var(--mono); }
.brand small, .eyebrow, .section-label, .project-index, .project-kicker, .card-top, footer { font: 500 .67rem var(--mono); letter-spacing: .12em; }
.site-header nav { display: flex; gap: 2rem; }
.site-header nav a { color: var(--muted); text-decoration: none; font-size: .83rem; }
.site-header nav a:hover { color: var(--accent-text); }
.header-actions { display: flex; gap: .55rem; align-items: center; }
.text-button, .icon-button { background: transparent; color: var(--text); border: 1px solid var(--line); height: 36px; min-width: 36px; cursor: pointer; font: 500 .72rem var(--mono); }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: .7rem 1rem; background: var(--acid); color: #09110e; text-decoration: none; border: 1px solid var(--acid); font: 700 .74rem var(--mono); letter-spacing: .04em; cursor: pointer; }
.button:hover { filter: brightness(.92); }
.button-small { min-height: 36px; }
.button-ghost { background: transparent; color: var(--text); border-color: var(--line); }
.hero, .cv-section, .evidence-section, .education-section { width: min(1240px, calc(100% - 2rem)); margin: 0 auto; }
.hero { min-height: calc(100vh - 78px); display: grid; grid-template-columns: 1.35fr .65fr; align-items: center; gap: clamp(2rem, 8vw, 7rem); padding: 5rem 0; }
.eyebrow { color: var(--muted); text-transform: uppercase; }
.status-dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: .6rem; background: var(--acid); box-shadow: 0 0 0 5px rgba(200,255,77,.1); }
.hero h1 { margin: 1.2rem 0 0; font-size: clamp(3.4rem, 8vw, 7.4rem); line-height: 1.08; letter-spacing: -.03em; font-weight: 800; }
.hero-role { margin: 1.2rem 0 2rem; color: var(--accent-text); font: 500 clamp(.78rem, 1.4vw, 1.05rem) var(--mono); letter-spacing: .14em; }
.hero-role span { color: var(--orange); }
.hero-summary { max-width: 720px; font-size: clamp(1rem, 1.4vw, 1.2rem); color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2rem; }
.hero-footnote { margin-top: 1.4rem; color: var(--muted); font: .7rem var(--mono); }
.noise-board { padding: 1.2rem; border: 1px solid var(--line); background: var(--surface); }
.noise-header { display: flex; justify-content: space-between; gap: .6rem; padding-bottom: .9rem; border-bottom: 1px solid var(--line); color: var(--accent-text); font: 500 .62rem var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.noise-header span:last-child { color: var(--muted); text-transform: none; letter-spacing: 0; text-align: right; }
.noise-svg { width: 100%; height: auto; margin-top: .8rem; color: var(--muted); }
.noise-svg text { fill: var(--text); font-family: var(--mono); }
.noise-svg .bar { transform-box: fill-box; transform-origin: center bottom; }
.noise-svg .bar.det { fill: var(--acid); }
.noise-svg .bar.fp { fill: var(--orange); }
.noise-svg .layer { cursor: pointer; outline: none; }
.noise-svg .layer:focus-visible rect, .noise-svg .layer:hover rect { stroke: var(--text); stroke-width: 1.5; }
.noise-readout { min-height: 2.4em; margin: .7rem 0 0; font: .74rem/1.4 var(--mono); color: var(--text); }
.noise-legend { margin: .4rem 0 0; display: flex; gap: 1rem; font: .66rem var(--mono); color: var(--muted); }
.noise-legend .sw { display: inline-block; width: .6rem; height: .6rem; margin-right: .3rem; vertical-align: -1px; }
.noise-legend .sw-det { background: var(--acid); }
.noise-legend .sw-fp { background: var(--orange); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; white-space: nowrap; }
@media (prefers-reduced-motion: no-preference) {
  .noise-svg .bar { animation: noiseGrow .7s ease both; }
}
@keyframes noiseGrow { from { transform: scaleY(0); } to { transform: scaleY(1); } }
@media (prefers-reduced-motion: reduce) {
  .noise-svg .bar { animation: none; }
}
.cv-section, .evidence-section, .education-section { padding: 7rem 0; border-top: 1px solid var(--line); }
.section-label { display: flex; gap: 1rem; color: var(--muted); align-items: center; }
.section-label span { color: var(--accent-text); }
.cv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(3rem, 8vw, 8rem); margin-top: 3rem; }
h2 { font-size: clamp(2rem, 4.4vw, 4.6rem); line-height: 1.06; letter-spacing: -.045em; margin: 0; }
.lead { color: var(--muted); font-size: 1.05rem; max-width: 620px; margin-top: 2rem; }
.skills-panel h3 { margin-top: 0; font: 500 .7rem var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.skill-list { list-style: none; margin: 0; padding: 0; }
.skill-list li { display: grid; grid-template-columns: 40px 1fr; gap: 1rem; padding: 1.15rem 0; border-bottom: 1px solid var(--line); }
.skill-list > li > span { font: .65rem var(--mono); color: var(--accent-text); }
.skill-list strong { display: block; }
.skill-list small { display: block; color: var(--muted); margin-top: .3rem; }
.section-heading { display: grid; grid-template-columns: 1.2fr .8fr; gap: 4rem; align-items: end; margin: 3rem 0 4rem; }
.section-heading p { color: var(--muted); max-width: 430px; }
.featured-project { display: grid; grid-template-columns: .24fr .92fr .84fr; min-height: 540px; border: 1px solid var(--line); background: var(--surface); }
.project-index { padding: 2rem 1.4rem; color: var(--muted); writing-mode: vertical-rl; }
.project-copy { padding: 3rem; border-left: 1px solid var(--line); }
.project-kicker { color: var(--accent-text); }
.project-copy h3 { font-size: clamp(2rem, 3.2vw, 3.5rem); line-height: 1.02; letter-spacing: -.045em; margin: 1rem 0 1.5rem; }
.project-copy > p:not(.project-kicker) { color: var(--muted); }
.outcomes { list-style: none; padding: 0; margin: 2.2rem 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.outcomes strong { display: block; color: var(--accent-text); font: 500 1.5rem var(--mono); }
.outcomes span { font-size: .7rem; color: var(--muted); }
.project-links { display: flex; flex-wrap: wrap; gap: 1.3rem; }
.text-link { font: 500 .76rem var(--mono); color: var(--accent-text); text-underline-offset: 5px; }
.text-link.muted { color: var(--muted); }
.architecture-visual { position: relative; overflow: hidden; border-left: 1px solid var(--line); }
.node { position: absolute; display: grid; place-items: center; width: 76px; height: 32px; border: 1px solid var(--acid); background: var(--bg); color: var(--accent-text); font: 500 .62rem var(--mono); z-index: 2; }
.n1 { left: 8%; top: 16%; }.n2 { left: 38%; top: 32%; }.n3 { right: 10%; top: 18%; }.n4 { right: 19%; bottom: 22%; }.n5 { left: 18%; bottom: 16%; }
.architecture-visual i { position: absolute; height: 1px; background: var(--line); transform-origin: left; }
.l1 { left: 20%; top: 22%; width: 40%; transform: rotate(24deg); }.l2 { left: 50%; top: 37%; width: 42%; transform: rotate(-27deg); }.l3 { left: 48%; top: 40%; width: 48%; transform: rotate(49deg); }.l4 { left: 27%; bottom: 22%; width: 50%; transform: rotate(-8deg); }
.mini-topology { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; margin: 1rem 0; padding: .65rem .75rem; border: 1px solid var(--line); background: var(--surface-2); }
.topo-node { font: 500 .7rem var(--mono); color: var(--text); padding: .25rem .45rem; border: 1px solid var(--line); white-space: nowrap; }
.topo-arrow { color: var(--accent-text); font: 500 .8rem var(--mono); }
.project-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1rem; }
.project-card { min-height: 390px; padding: 2rem; border: 1px solid var(--line); background: var(--surface); display: flex; flex-direction: column; }
.accent-card { background: var(--orange); color: #1c100d; border-color: transparent; }
.card-top { display: flex; justify-content: space-between; color: var(--muted); }
.accent-card .card-top, .accent-card p { color: rgba(28,16,13,.68); }
.project-card h3 { max-width: 620px; margin: 3.5rem 0 1rem; font-size: clamp(1.6rem, 3vw, 2.7rem); line-height: 1.1; letter-spacing: -.035em; }
.project-card p { color: var(--muted); max-width: 620px; }
.mini-metrics { display: flex; gap: 1.4rem; margin-top: 1rem; font: .68rem var(--mono); }
.mini-metrics strong { font-size: 1.1rem; color: var(--accent-text); }.accent-card .mini-metrics strong { color: #1c100d; }
.card-link { margin-top: auto; padding-top: 1rem; display: flex; justify-content: space-between; border-top: 1px solid currentColor; text-decoration: none; font: 500 .72rem var(--mono); }
.timeline-row { display: grid; grid-template-columns: .25fr 1fr .3fr; gap: 2rem; padding: 3rem 0; }
.timeline-date, .timeline-place { color: var(--muted); font: .72rem var(--mono); }.timeline-place { text-align: right; }
.timeline-row h3 { margin: 0; font-size: 1.35rem; }.timeline-row div p { color: var(--muted); }
.keyword-strip { display: flex; flex-wrap: wrap; gap: .5rem; }
.keyword-strip span { padding: .5rem .75rem; border: 1px solid var(--line); color: var(--muted); font: .66rem var(--mono); }
.contact-section { padding: clamp(5rem, 10vw, 9rem) max(1rem, calc((100vw - 1240px)/2)); background: var(--paper); color: var(--ink); }
.contact-section .eyebrow { color: color-mix(in srgb, var(--ink) 58%, transparent); }
.contact-section h2 { margin: 1rem 0 3rem; }
.contact-actions { display: flex; flex-wrap: wrap; gap: .75rem; }
.button-light { background: var(--ink); color: var(--paper); border-color: var(--ink); }.button-outline-light { background: transparent; color: var(--ink); border-color: var(--ink); }
footer { padding: 1.4rem clamp(1rem, 4vw, 4.5rem); display: flex; justify-content: space-between; color: var(--muted); border-top: 1px solid var(--line); }

@media (max-width: 860px) {
  .site-header { height: auto; min-height: 78px; flex-wrap: wrap; gap: .75rem; padding-block: .75rem; }
  .site-header nav { display: none; }
  .brand small { display: none; }
  .header-actions { flex-wrap: wrap; }
  .text-button, .icon-button, .button-small { min-width: 44px; min-height: 44px; height: auto; }
  .hero, .cv-grid, .section-heading, .project-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding: 4rem 0; gap: 1.5rem; }
  .signal-card { min-height: 0; }
  .signal-card dl div { grid-template-columns: minmax(0,.8fr) minmax(0,1.2fr); gap: .75rem; }
  .featured-project { grid-template-columns: 42px 1fr; }
  .architecture-visual { display: block; min-height: 220px; padding: 1.5rem 1rem; }
  .architecture-visual .node { position: static; display: inline-flex; margin: .25rem; width: auto; height: auto; padding: .35rem .6rem; }
  .architecture-visual i { display: none; }
  .mini-topology { gap: .4rem; }
  .project-index { padding: 1.4rem .75rem; }
  .project-copy { padding: 2rem 1.3rem; }
  .outcomes { grid-template-columns: 1fr; }
  .timeline-row { grid-template-columns: 1fr; gap: .2rem; }
  .timeline-place { text-align: left; }
  footer { flex-direction: column; gap: .5rem; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } .scanline { display: none; } }

@page { size: A4; margin: 12mm 14mm; }
@media print {
  :root { --bg: #fff; --surface: #fff; --surface-2: #fff; --text: #111; --muted: #444; --line: #bbb; --acid: #111; }
  body { font-size: 10pt; }
  body::before, .site-header, .signal-card, .architecture-visual, .contact-section, footer, .hero-actions, .section-label, .section-heading p, .project-links, .card-link, .scanline { display: none !important; }
  .hero, .cv-section, .evidence-section, .education-section { width: 100%; padding: 0 0 7mm; border: 0; }
  .hero { min-height: 0; display: block; }
  .hero h1 { font-size: 31pt; margin-top: 0; }
  .hero-role { margin: 2mm 0 4mm; }
  .hero-summary { max-width: none; margin-bottom: 5mm; }
  .cv-grid { grid-template-columns: .85fr 1.15fr; gap: 10mm; margin-top: 0; }
  h2, .section-heading h2 { font-size: 17pt; }
  .lead { font-size: 9pt; margin-top: 3mm; }
  .skill-list li { padding: 2mm 0; }
  .skill-list small { font-size: 7.5pt; }
  .section-heading { display: block; margin: 4mm 0; }
  .featured-project { display: block; min-height: 0; border: 0; }
  .project-index { writing-mode: initial; padding: 0; margin-bottom: 2mm; }
  .project-copy { border: 0; padding: 0; }
  .project-copy h3 { font-size: 16pt; margin: 1mm 0 2mm; }
  .project-copy > p { margin: 1mm 0; }
  .outcomes { margin: 3mm 0; }
  .project-grid { gap: 5mm; }
  .project-card { min-height: 0; padding: 4mm; break-inside: avoid; }
  .project-card h3 { font-size: 13pt; margin: 4mm 0 1mm; }
  .project-card p { margin: 1mm 0; }
  .mini-metrics { margin-top: 2mm; }
  .timeline-row { padding: 4mm 0; }
  .education-section { padding-bottom: 0; }
  .keyword-strip span { padding: 1mm 2mm; }
}