@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@300;400;500&family=Manrope:wght@400;500;600;700&family=Newsreader:ital,opsz,wght@1,6..72,500&display=swap');

:root {
  --paper: #f3efe6;
  --paper-deep: #e7e0d2;
  --ink: #152526;
  --ink-soft: #405152;
  --line: rgba(21, 37, 38, .18);
  --accent: #10d8bc;
  --accent-dark: #087f72;
  --night: #0d1f21;
  --white: #fffdf8;
  --display: "Manrope", system-ui, sans-serif;
  --serif: "Newsreader", Georgia, serif;
  --mono: "DM Mono", ui-monospace, monospace;
  --gutter: clamp(1.25rem, 4vw, 4.5rem);
}

[data-theme="dark"] {
  --paper: #102224;
  --paper-deep: #172b2d;
  --ink: #f2eee4;
  --ink-soft: #b4c1bd;
  --line: rgba(242, 238, 228, .17);
  --night: #081719;
  --white: #fffdf8;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--display); overflow-x: hidden; transition: background .3s, color .3s; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
::selection { background: var(--accent); color: var(--night); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.skip-link { position: fixed; z-index: 100; left: 1rem; top: -5rem; background: var(--accent); color: var(--night); padding: .8rem 1rem; }
.skip-link:focus { top: 1rem; }

.site-header { height: 84px; display: flex; align-items: center; justify-content: space-between; padding: 0 var(--gutter); border-bottom: 1px solid var(--line); position: absolute; inset: 0 0 auto; z-index: 20; }
.brand { display: flex; align-items: center; gap: 1rem; }
.brand-mark { font-size: 1.45rem; font-weight: 700; letter-spacing: -.08em; }
.brand-mark span { color: var(--accent-dark); }
.brand-copy { font-family: var(--mono); text-transform: uppercase; font-size: .62rem; line-height: 1.45; letter-spacing: .08em; border-left: 1px solid var(--line); padding-left: 1rem; }
.brand-copy small { opacity: .6; }
.site-nav { display: flex; align-items: center; gap: clamp(1rem, 3vw, 2.6rem); font-family: var(--mono); font-size: .68rem; text-transform: uppercase; letter-spacing: .1em; }
.site-nav a { position: relative; }
.site-nav a::after { content: ""; position: absolute; height: 1px; left: 0; right: 100%; bottom: -.4rem; background: var(--ink); transition: right .25s; }
.site-nav a:hover::after, .site-nav a:focus-visible::after { right: 0; }
.theme-toggle { border: 1px solid var(--line); background: transparent; color: inherit; border-radius: 50%; width: 36px; height: 36px; cursor: pointer; }
.menu-toggle { display: none; background: none; border: 0; padding: .5rem; }
.menu-toggle > span:not(.sr-only) { display: block; width: 24px; height: 1px; background: var(--ink); margin: 5px; }

.hero { min-height: 830px; height: 100svh; display: grid; grid-template-columns: 1.08fr .92fr; padding: 120px var(--gutter) 65px; align-items: center; position: relative; overflow: hidden; }
.hero-grid { position: absolute; inset: 0; opacity: .35; pointer-events: none; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(to bottom, transparent, #000 15%, #000 85%, transparent); }
.hero::before { content: ""; position: absolute; width: 55vw; height: 55vw; border: 1px solid var(--line); border-radius: 50%; right: -29vw; top: 9%; }
.hero-copy { position: relative; z-index: 2; max-width: 760px; }
.eyebrow, .kicker { font-family: var(--mono); text-transform: uppercase; letter-spacing: .12em; font-size: .68rem; }
.eyebrow { display: flex; align-items: center; gap: .65rem; margin: 0 0 2.2rem; }
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent-dark); box-shadow: 0 0 0 5px color-mix(in srgb, var(--accent) 22%, transparent); }
h1, h2 { font-size: clamp(3.4rem, 7vw, 7.7rem); line-height: .88; letter-spacing: -.07em; margin: 0; font-weight: 600; }
h1 em, h2 em { font-family: var(--serif); font-weight: 500; color: var(--accent-dark); }
.hero-intro { max-width: 600px; font-size: clamp(1rem, 1.55vw, 1.3rem); line-height: 1.7; color: var(--ink-soft); margin: 2.4rem 0; }
.hero-intro strong { color: var(--ink); }
.hero-actions { display: flex; align-items: center; gap: 2rem; }
.button { border: 0; display: inline-flex; align-items: center; justify-content: space-between; min-width: 205px; gap: 1.5rem; padding: 1rem 1.2rem; font-family: var(--mono); text-transform: uppercase; letter-spacing: .07em; font-size: .66rem; cursor: pointer; transition: transform .2s, background .2s, color .2s; }
.button:hover { transform: translateY(-3px); }
.button-primary { background: var(--night); color: var(--white); }
.button-outline { border: 1px solid var(--line); color: var(--ink); background: transparent; margin-top: 2.2rem; }
.text-link { font-family: var(--mono); font-size: .68rem; text-transform: uppercase; letter-spacing: .06em; border-bottom: 1px solid var(--line); padding: .8rem 0; }

.system-map { position: relative; z-index: 2; width: min(43vw, 650px); justify-self: end; }
.system-map svg { width: 100%; overflow: visible; }
.orbit, .route, .connector { fill: none; stroke: var(--line); }
.orbit-a { stroke-dasharray: 2 12; }
.orbit-b { stroke-dasharray: 5 7; }
.route { stroke: var(--accent-dark); stroke-dasharray: 3 10; animation: dash 18s linear infinite; }
.connector { stroke-dasharray: 3 6; }
.node circle { fill: var(--paper); stroke: var(--line); }
.node text { fill: var(--ink); font: 500 12px var(--mono); letter-spacing: .06em; }
.node-core circle { fill: var(--night); stroke: var(--accent); }
.node-core text { fill: var(--white); font-size: 10px; }
.portrait-halo { fill: color-mix(in srgb, var(--accent) 10%, transparent); stroke: var(--accent-dark); stroke-dasharray: 3 8; animation: portrait-orbit 14s linear infinite; transform-origin: 310px 310px; }
.portrait-ring { fill: none; stroke: var(--accent); stroke-width: 2; }
.portrait-image { filter: saturate(.92) contrast(1.03); }
.pulse { fill: var(--accent); }
.map-caption { position: absolute; right: 0; bottom: 3%; font-family: var(--mono); text-transform: uppercase; font-size: .63rem; letter-spacing: .07em; line-height: 1.6; text-align: right; }
.map-caption span { color: var(--accent-dark); margin-right: .8rem; }
.hero-index { position: absolute; bottom: 2rem; left: var(--gutter); font: .6rem var(--mono); letter-spacing: .14em; writing-mode: vertical-lr; }
@keyframes dash { to { stroke-dashoffset: -130; } }
@keyframes portrait-orbit { to { transform: rotate(360deg); } }

.ticker { background: var(--accent); color: var(--night); overflow: hidden; transform: rotate(-1deg) scale(1.02); position: relative; z-index: 3; }
.ticker-track { width: max-content; padding: 1rem 0; display: flex; gap: 1.7rem; align-items: center; animation: ticker 35s linear infinite; font: 500 .67rem var(--mono); text-transform: uppercase; letter-spacing: .09em; }
.ticker-track i { font-style: normal; }
@keyframes ticker { to { transform: translateX(-50%); } }

.section { padding: clamp(6rem, 10vw, 10rem) var(--gutter); border-bottom: 1px solid var(--line); }
.section-label { grid-column: 1 / -1; display: flex; align-items: center; gap: .8rem; font: .62rem var(--mono); text-transform: uppercase; letter-spacing: .1em; margin-bottom: clamp(3rem, 7vw, 7rem); }
.section-label span { display: grid; place-items: center; border: 1px solid var(--line); width: 30px; height: 30px; border-radius: 50%; color: var(--accent-dark); }
.kicker { color: var(--accent-dark); margin: 0 0 1.4rem; }
.about { display: grid; grid-template-columns: .42fr 1.1fr .75fr; gap: 4vw; }
.about-heading h2, .work-intro h2, .writing-head h2, .contact h2 { font-size: clamp(3rem, 5.7vw, 6.5rem); }
.about-copy { padding-top: 1rem; color: var(--ink-soft); font-size: .97rem; line-height: 1.75; }
.about-copy .lede { color: var(--ink); font-size: 1.25rem; line-height: 1.55; margin-top: 0; }
.principles { grid-column: 2 / -1; margin-top: 4rem; border-top: 1px solid var(--line); }
.principle { display: grid; grid-template-columns: 70px .7fr 1fr; gap: 1rem; padding: 2.2rem 0; border-bottom: 1px solid var(--line); align-items: start; }
.principle-number { font: italic 1.4rem var(--serif); color: var(--accent-dark); }
.principle h3 { margin: 0; font-size: 1.15rem; }
.principle p { margin: 0; color: var(--ink-soft); font-size: .9rem; line-height: 1.65; }

.work { background: var(--paper-deep); }
.work-intro { display: flex; justify-content: space-between; align-items: end; margin-bottom: 5rem; }
.role-card { display: grid; grid-template-columns: .37fr 1fr; border: 1px solid var(--line); background: var(--paper); }
.role-meta { padding: 2rem; border-right: 1px solid var(--line); display: flex; flex-direction: column; justify-content: space-between; min-height: 280px; }
.role-meta span { font: .63rem var(--mono); text-transform: uppercase; letter-spacing: .1em; color: var(--accent-dark); }
.role-meta strong { font-size: 1.15rem; }
.role-body { padding: clamp(2rem, 5vw, 4.2rem); }
.role-body h3 { font-size: clamp(1.6rem, 3vw, 3rem); line-height: 1.2; letter-spacing: -.04em; margin: 0 0 1.5rem; max-width: 850px; }
.role-body p { color: var(--ink-soft); line-height: 1.7; max-width: 750px; }
.tag-list { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 2rem; }
.tag-list span { font: .6rem var(--mono); text-transform: uppercase; padding: .55rem .7rem; border: 1px solid var(--line); }
.resume-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 5rem; }
.resume-block { background: var(--paper-deep); padding: clamp(1.8rem, 4vw, 3.4rem); }
.resume-block-head { display: flex; align-items: end; justify-content: space-between; gap: 1rem; padding-bottom: 2rem; border-bottom: 1px solid var(--line); }
.resume-block-head span { font: .6rem var(--mono); color: var(--accent-dark); text-transform: uppercase; letter-spacing: .08em; }
.resume-block h3, .speaking h3 { font-size: clamp(1.6rem, 2.6vw, 2.5rem); margin: 0; }
.timeline article { display: grid; grid-template-columns: 140px 1fr; gap: 1rem; padding: 1.5rem 0; border-bottom: 1px solid var(--line); }
.timeline article:last-child, .credential-list article:last-child { border-bottom: 0; }
.timeline time, .credential-list small { color: var(--accent-dark); font: .58rem/1.5 var(--mono); text-transform: uppercase; letter-spacing: .06em; }
.timeline h4, .credential-list h4, .talk-list h4 { margin: 0 0 .45rem; font-size: .95rem; }
.timeline p, .credential-list p, .talk-list p { margin: 0; color: var(--ink-soft); font-size: .78rem; line-height: 1.6; }
.credential-list article { padding: 1.5rem 0; border-bottom: 1px solid var(--line); }
.credential-list h4 { margin-top: .55rem; }
.speaking { display: grid; grid-template-columns: .4fr 1fr; gap: 4rem; margin-top: 5rem; padding: clamp(2rem, 4vw, 3.5rem); background: var(--ink); color: var(--paper); }
.speaking .kicker { color: var(--accent); }
.talk-list article { display: grid; grid-template-columns: 60px 1fr .65fr; gap: 1rem; padding: 1.25rem 0; border-bottom: 1px solid color-mix(in srgb, var(--paper) 20%, transparent); align-items: baseline; }
.talk-list article:last-child { border-bottom: 0; }
.talk-list span { color: var(--accent); font: .6rem var(--mono); }
.talk-list p { color: color-mix(in srgb, var(--paper) 65%, transparent); }
.selected-work { margin-top: 5rem; }
.selected-work > div:first-child { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin-bottom: 1.8rem; }
.selected-work h3 { margin: 0; font-size: clamp(1.6rem, 2.6vw, 2.5rem); }
.product-list { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.product-list article { padding: 2rem; min-height: 200px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.product-list small { color: var(--accent-dark); font: .58rem var(--mono); text-transform: uppercase; }
.product-list h4 { font-size: 1.2rem; margin: 3rem 0 .7rem; }
.product-list p { color: var(--ink-soft); font-size: .82rem; line-height: 1.6; margin: 0; }
.capability-grid { display: grid; grid-template-columns: repeat(2, 1fr); margin-top: 5rem; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.capability { min-height: 300px; padding: clamp(1.8rem, 4vw, 3.4rem); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.capability > span { font: .6rem var(--mono); color: var(--accent-dark); text-transform: uppercase; letter-spacing: .08em; }
.capability h3 { font-size: clamp(1.4rem, 2vw, 2rem); margin: 4.5rem 0 1rem; }
.capability p { max-width: 500px; color: var(--ink-soft); line-height: 1.7; font-size: .9rem; }
.toolbox { display: grid; grid-template-columns: .35fr 1fr; padding: 3rem 0 0; gap: 2rem; }
.toolbox p { font: .65rem var(--mono); color: var(--accent-dark); text-transform: uppercase; }
.toolbox div { display: flex; gap: .6rem; flex-wrap: wrap; }
.toolbox span { background: var(--ink); color: var(--paper); padding: .7rem .9rem; font: .63rem var(--mono); }

.writing-head { display: grid; grid-template-columns: 1fr .7fr; align-items: end; gap: 6vw; }
.writing-head > p { max-width: 470px; color: var(--ink-soft); line-height: 1.7; }
.post-filters { display: flex; gap: .7rem; flex-wrap: wrap; margin: 4rem 0 2rem; }
.post-filters button { cursor: pointer; background: transparent; border: 1px solid var(--line); color: var(--ink); padding: .65rem 1rem; font: .62rem var(--mono); text-transform: uppercase; letter-spacing: .06em; }
.post-filters button.is-active { background: var(--ink); color: var(--paper); }
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.post-card { background: transparent; color: var(--ink); cursor: pointer; text-align: left; min-height: 410px; border: 0; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 1.5rem; display: flex; flex-direction: column; transition: background .25s; }
.post-card:hover { background: color-mix(in srgb, var(--accent) 13%, transparent); }
.post-card small { font: .6rem var(--mono); text-transform: uppercase; color: var(--accent-dark); letter-spacing: .08em; }
.post-card .post-visual { height: 120px; margin: 2.4rem 0; position: relative; overflow: hidden; border: 1px solid var(--line); background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 16px 16px; }
.post-card .post-visual::before { content: ""; position: absolute; width: 95px; height: 95px; border: 1px solid var(--accent-dark); border-radius: 50%; left: var(--x, 15%); top: 12px; }
.post-card .post-visual::after { content: ""; position: absolute; width: 65%; height: 1px; background: var(--ink); transform: rotate(var(--angle, -18deg)); left: 20%; top: 55%; }
.post-card h3 { margin: auto 0 1rem; font-size: 1.35rem; line-height: 1.25; letter-spacing: -.025em; }
.post-card footer { display: flex; justify-content: space-between; font: .6rem var(--mono); text-transform: uppercase; color: var(--ink-soft); }
.writing-note { font: .62rem var(--mono); color: var(--ink-soft); margin: 1.2rem 0 0; }

.contact { background: var(--night); color: var(--white); padding: clamp(6rem, 10vw, 10rem) var(--gutter); min-height: 720px; display: grid; grid-template-columns: 1fr .32fr; gap: 4rem; position: relative; overflow: hidden; }
.section-label-light { border-color: rgba(255,255,255,.15); grid-column: 1 / -1; }
.section-label-light span { border-color: rgba(255,255,255,.3); color: var(--accent); }
.contact .kicker, .contact h2 em { color: var(--accent); }
.contact-main { position: relative; z-index: 2; }
.contact-main > p:not(.kicker) { max-width: 650px; color: rgba(255,255,255,.65); line-height: 1.8; margin: 2rem 0; }
.button-accent { background: var(--accent); color: var(--night); }
.contact-main small { display: block; color: rgba(255,255,255,.48); font: .6rem var(--mono); margin-top: 1rem; }
.contact-main code { color: var(--accent); }
.contact-aside { align-self: end; padding-left: 2rem; border-left: 1px solid rgba(255,255,255,.2); display: flex; flex-direction: column; gap: .7rem; position: relative; z-index: 2; }
.contact-aside p { font: .62rem var(--mono); text-transform: uppercase; color: var(--accent); }
.contact-aside strong { font-size: 1.6rem; }
.contact-aside span { font: .65rem var(--mono); color: rgba(255,255,255,.5); line-height: 1.6; }
.contact-orbit { position: absolute; width: 780px; height: 780px; border: 1px solid rgba(16,216,188,.16); border-radius: 50%; right: -240px; bottom: -370px; }
.contact-orbit::before, .contact-orbit::after { content: ""; position: absolute; border: 1px dashed rgba(16,216,188,.18); border-radius: 50%; inset: 80px; }
.contact-orbit::after { inset: 220px; background: rgba(16,216,188,.025); }

.site-footer { padding: 2.3rem var(--gutter); display: grid; grid-template-columns: .25fr 1fr 1fr auto; align-items: center; gap: 2rem; border-top: 1px solid rgba(255,255,255,.1); background: var(--night); color: var(--white); }
.site-footer p, .site-footer > span { color: rgba(255,255,255,.48); font: .6rem var(--mono); line-height: 1.6; }
.footer-links { display: flex; gap: 1.2rem; font: .62rem var(--mono); text-transform: uppercase; }

.post-dialog { width: min(760px, calc(100% - 2rem)); max-height: 90vh; border: 1px solid var(--line); background: var(--paper); color: var(--ink); padding: clamp(2rem, 6vw, 5rem); box-shadow: 0 30px 90px rgba(0,0,0,.35); }
.post-dialog::backdrop { background: rgba(4,17,18,.77); backdrop-filter: blur(8px); }
.dialog-close { position: absolute; right: 1rem; top: 1rem; background: none; border: 1px solid var(--line); color: var(--ink); width: 38px; height: 38px; cursor: pointer; font-size: 1.4rem; }
.dialog-meta { font: .62rem var(--mono); text-transform: uppercase; color: var(--accent-dark); letter-spacing: .08em; }
.post-dialog h2 { font-size: clamp(2.4rem, 6vw, 4.8rem); line-height: 1; margin: 1.5rem 0 2.5rem; }
.post-dialog h3 { margin: 2.4rem 0 .7rem; }
.post-dialog p, .post-dialog li { line-height: 1.8; color: var(--ink-soft); }
.post-dialog blockquote { margin: 2rem 0; padding: 1rem 1.5rem; border-left: 3px solid var(--accent); font: italic 1.3rem/1.5 var(--serif); }

.scroll-progress { position: fixed; z-index: 99; left: 0; top: 0; height: 3px; width: 0; background: var(--accent); }
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 980px) {
  .hero { height: auto; min-height: 950px; grid-template-columns: 1fr; padding-top: 150px; }
  .system-map { width: min(78vw, 560px); justify-self: center; margin-top: 2rem; }
  .about { grid-template-columns: 1fr 1fr; }
  .about-heading { grid-column: 1; }
  .about-copy { grid-column: 2; }
  .principles { grid-column: 1 / -1; }
  .post-grid { grid-template-columns: 1fr 1fr; }
  .work-intro { align-items: start; flex-direction: column; }
}

@media (max-width: 720px) {
  .site-header { height: 72px; }
  .brand-copy { display: none; }
  .menu-toggle { display: block; position: relative; z-index: 25; }
  .site-nav { display: none; position: fixed; inset: 0; background: var(--paper); flex-direction: column; justify-content: center; font-size: 1rem; }
  .site-nav.is-open { display: flex; }
  .hero { padding-top: 120px; min-height: auto; }
  h1 { font-size: clamp(3.2rem, 16vw, 5.2rem); }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: .8rem; }
  .system-map { width: 100%; margin: 3rem 0 1rem; }
  .hero-index { display: none; }
  .about { display: block; }
  .about-copy { margin-top: 2.5rem; }
  .principles { margin-top: 3rem; }
  .principle { grid-template-columns: 40px 1fr; }
  .principle p { grid-column: 2; }
  .role-card { grid-template-columns: 1fr; }
  .role-meta { border-right: 0; border-bottom: 1px solid var(--line); min-height: 140px; }
  .capability-grid, .post-grid, .writing-head { grid-template-columns: 1fr; }
  .resume-layout, .speaking { grid-template-columns: 1fr; }
  .product-list { grid-template-columns: 1fr; }
  .timeline article { grid-template-columns: 110px 1fr; }
  .talk-list article { grid-template-columns: 50px 1fr; }
  .talk-list article p { grid-column: 2; }
  .capability { min-height: 270px; }
  .toolbox { grid-template-columns: 1fr; }
  .writing-head > p { margin-top: 2rem; }
  .post-card { min-height: 360px; }
  .contact { grid-template-columns: 1fr; min-height: auto; }
  .contact-aside { margin-top: 4rem; }
  .site-footer { grid-template-columns: 1fr 1fr; }
  .site-footer p { grid-column: 1 / -1; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}

@media print {
  .site-header, .ticker, .hero, .about, .writing, .contact, .site-footer, .button { display: none !important; }
  .work { background: #fff; color: #111; padding: 1.2cm; }
  .work .section-label { margin-bottom: 1cm; }
  .role-card, .capability-grid, .capability { border-color: #aaa; }
  .role-card { break-inside: avoid; }
  .capability-grid { grid-template-columns: 1fr 1fr; }
  .capability { min-height: 0; break-inside: avoid; }
  .toolbox span { background: #eee; color: #111; }
}