:root {
  --ink: #10201b;
  --ink-2: #1a2e27;
  --paper: #f6f4ee;
  --card: #ffffff;
  --text: #1b2421;
  --muted: #5d6863;
  --line: #e3dfd4;
  --green: #0b6b3a;
  --green-ink: #8fd3ad;
  --brass: #a8844e;
  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --wrap: 1160px;
  --radius: 14px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font: 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--green); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 2px solid var(--brass); outline-offset: 3px; border-radius: 4px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: #fff; padding: 8px 12px; z-index: 10; }

/* ---------- header ---------- */
.site-header { background: var(--ink); color: #e9efe9; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 76px; }
.brand { display: flex; align-items: center; gap: 12px; color: inherit; text-decoration: none; }
.brand img { height: 40px; width: auto; }
.brand span { font: 600 19px/1 var(--serif); letter-spacing: .01em; }
.nav { display: flex; gap: 28px; }
.nav a { color: #c7d3cc; text-decoration: none; font-size: 15px; }
.nav a:hover, .nav a[aria-current] { color: #fff; }
.site-header.light { background: var(--paper); color: var(--ink); border-bottom: 1px solid var(--line); }
.site-header.light .nav a { color: var(--muted); }
.site-header.light .nav a:hover, .site-header.light .nav a[aria-current] { color: var(--ink); }

/* ---------- hero ---------- */
.hero { background: var(--ink); color: #eef3ef; padding: 56px 0 96px; position: relative; overflow: hidden; }
.hero::after {
  content: ""; position: absolute; inset: auto -10% -40% 40%; height: 520px;
  background: radial-gradient(closest-side, rgba(11,107,58,.35), transparent);
  pointer-events: none;
}
.hero .wrap { display: grid; grid-template-columns: 1.25fr .75fr; gap: 64px; align-items: center; position: relative; z-index: 1; }
.eyebrow { font: 600 13px/1.4 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--green-ink); margin: 0 0 20px; }
.hero h1 { font: 500 clamp(40px, 5.4vw, 66px)/1.05 var(--serif); letter-spacing: -.015em; margin: 0 0 28px; color: #fff; }
.hero h1 em { font-style: italic; color: var(--green-ink); }
.hero .lead { font-size: 19px; line-height: 1.6; color: #c3cfc8; max-width: 38em; margin: 0 0 36px; }
.hero .lead strong { color: #fff; font-weight: 600; }
.ctas { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; gap: 10px; padding: 13px 22px; border-radius: 999px;
  font: 600 15px/1 var(--sans); text-decoration: none; border: 1px solid transparent; white-space: nowrap; transition: background .15s, color .15s, border-color .15s;
}
.btn-primary { background: #fff; color: var(--ink); }
.btn-primary:hover { background: var(--green-ink); color: var(--ink); }
.btn-ghost { border-color: rgba(255,255,255,.28); color: #fff; }
.btn-ghost:hover { border-color: #fff; color: #fff; }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--green); color: #fff; }
.btn-outline { border-color: var(--ink); color: var(--ink); }
.btn-outline:hover { background: var(--ink); color: #fff; }
.portrait { position: relative; }
.portrait img { border-radius: var(--radius); aspect-ratio: 4 / 5; object-fit: cover; width: 100%; box-shadow: 0 30px 60px -20px rgba(0,0,0,.6); }
.portrait::before {
  content: ""; position: absolute; inset: 18px -18px auto 18px; aspect-ratio: 4 / 5; border: 1px solid rgba(143,211,173,.35); border-radius: var(--radius); z-index: -1;
}
.portrait figcaption { margin-top: 18px; font-size: 14px; color: #93a39a; }
.portrait figcaption b { color: #e9efe9; font-weight: 600; }

/* ---------- proof band ---------- */
.proof { margin-top: -56px; position: relative; z-index: 2; }
.proof ul {
  list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr);
  background: var(--card); border-radius: var(--radius); box-shadow: 0 20px 50px -24px rgba(16,32,27,.35); overflow: hidden;
}
.proof ul { grid-template-columns: repeat(var(--cols, 3), 1fr); gap: 1px; background: var(--line); }
.proof li { padding: 28px 30px; background: var(--card); }
.proof b { display: block; font: 500 40px/1 var(--serif); color: var(--green); letter-spacing: -.01em; margin-bottom: 10px; }
.proof span { font-size: 15px; line-height: 1.5; color: var(--muted); }

/* ---------- sections ---------- */
section.block { padding: 112px 0 0; }
section.block:last-of-type { padding-bottom: 112px; }
.section-head { display: grid; grid-template-columns: 1fr 1.4fr; gap: 48px; align-items: end; margin-bottom: 48px; }
.section-head h2 { font: 500 clamp(32px, 3.6vw, 44px)/1.1 var(--serif); letter-spacing: -.01em; margin: 0; color: var(--ink); }
.section-head p { margin: 0; color: var(--muted); font-size: 18px; }
.kicker { font: 600 12px/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--brass); margin: 0 0 20px; }

/* pillars */
.pillars { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.pillar { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 34px 34px 30px; }
.pillar .num { font: 500 15px/1 var(--serif); color: var(--brass); }
.pillar h3 { font: 500 26px/1.2 var(--serif); margin: 14px 0 12px; color: var(--ink); }
.pillar p { margin: 0 0 16px; color: var(--muted); }
.pillar ul { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.pillar li { padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 15px; display: flex; gap: 10px; }
.pillar li:last-child { border-bottom: 0; padding-bottom: 0; }
.pillar li::before { content: ""; flex: 0 0 6px; height: 6px; margin-top: 10px; border-radius: 50%; background: var(--green); }

/* career */
.career { border-top: 1px solid var(--ink); }
.role { display: grid; grid-template-columns: 280px 1fr; gap: 48px; padding: 36px 0; border-bottom: 1px solid var(--line); }
.role .org { font: 500 24px/1.2 var(--serif); color: var(--ink); margin: 0 0 6px; }
.role .when { font-size: 14px; color: var(--muted); }
.role h3 { font: 600 17px/1.4 var(--sans); margin: 0 0 10px; color: var(--ink); }
.role p { margin: 0 0 12px; color: var(--muted); }
.role ul { margin: 0; padding-left: 20px; }
.role li { margin: 6px 0; }
.role li::marker { color: var(--green); }
.edu { padding: 28px 0 0; color: var(--muted); font-size: 15px; }
.edu b { color: var(--ink); font-weight: 600; }

/* work */
.build-note { background: var(--ink); color: #c8d4cd; border-radius: var(--radius); padding: 28px 32px; display: grid; grid-template-columns: auto 1fr; gap: 24px; align-items: center; margin-bottom: 28px; }
.build-note img { width: 46px; height: auto; }
.build-note p { margin: 0; font-size: 16px; }
.build-note strong { color: #fff; font-weight: 600; }
.work { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; color: inherit; text-decoration: none; transition: transform .2s, box-shadow .2s, border-color .2s; }
a.card:hover { transform: translateY(-3px); box-shadow: 0 22px 40px -24px rgba(16,32,27,.45); border-color: #cfc9ba; color: inherit; }
.card .shot { aspect-ratio: 16 / 10; background: #e9e6dd; border-bottom: 1px solid var(--line); overflow: hidden; }
.card .shot img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.card .shot.type { display: grid; place-items: center; background: var(--ink); color: #fff; font: 500 34px/1 var(--serif); }
.card .shot.type small { display: block; font: 500 13px/1.4 var(--sans); color: var(--green-ink); letter-spacing: .08em; text-transform: uppercase; margin-top: 10px; text-align: center; }
.card .body { padding: 22px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.card h3 { font: 500 22px/1.25 var(--serif); margin: 0 0 8px; color: var(--ink); }
.card p { margin: 0 0 16px; font-size: 15px; color: var(--muted); flex: 1; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; list-style: none; }
.tags li { font-size: 12px; font-weight: 500; padding: 4px 10px; border-radius: 999px; background: #eef2ee; color: #355246; }
.card .go { margin-top: 16px; font-size: 14px; font-weight: 600; color: var(--green); }

/* community */
.feature { display: grid; grid-template-columns: 1.1fr 1fr; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.feature .media { background: #0b0b0a; }
.feature .media img { width: 100%; height: 100%; object-fit: cover; object-position: top; }
.feature .body { padding: 44px; }
.feature h3 { font: 500 32px/1.15 var(--serif); margin: 0 0 14px; color: var(--ink); }
.feature p { color: var(--muted); margin: 0 0 18px; }
.feature .mini { display: flex; gap: 32px; margin: 26px 0 28px; }
.feature .mini b { display: block; font: 500 30px/1 var(--serif); color: var(--green); }
.feature .mini span { font-size: 13px; color: var(--muted); }

/* thinking */
.thinking { display: grid; grid-template-columns: 1.15fr .85fr; gap: 22px; }
.essay { background: var(--ink); color: #c8d4cd; border-radius: var(--radius); padding: 44px; text-decoration: none; display: flex; flex-direction: column; }
.essay:hover { color: #c8d4cd; background: var(--ink-2); }
.essay .kicker { color: var(--green-ink); }
.essay h3 { font: 500 clamp(26px, 2.6vw, 34px)/1.15 var(--serif); color: #fff; margin: 0 0 16px; }
.essay p:not(.kicker) { margin: 0 0 24px; flex: 1; }
.essay .go { color: #fff; font-weight: 600; font-size: 15px; }
.book { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; }
.book h3 { font: 500 24px/1.2 var(--serif); margin: 0 0 8px; color: var(--ink); }
.book > p { color: var(--muted); font-size: 15px; margin: 0 0 18px; }
.book ol { margin: 0; padding: 0; list-style: none; counter-reset: ch; }
.book li { border-top: 1px solid var(--line); }
.book li a { display: flex; justify-content: space-between; gap: 16px; padding: 11px 0; text-decoration: none; color: var(--text); font-size: 15px; }
.book li a:hover { color: var(--green); }
.book li time { color: var(--muted); font-size: 13px; white-space: nowrap; }
.linkedin { margin-top: 22px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 26px 32px; border: 1px dashed #cdc7b8; border-radius: var(--radius); }
.linkedin p { margin: 0; color: var(--muted); }

/* contact */
.contact { background: var(--ink); color: #c8d4cd; border-radius: 22px; padding: 72px 64px; display: grid; grid-template-columns: 1.3fr 1fr; gap: 48px; align-items: center; position: relative; overflow: hidden; }
.contact h2 { font: 500 clamp(34px, 4vw, 52px)/1.08 var(--serif); color: #fff; margin: 0 0 18px; }
.contact p { margin: 0; font-size: 18px; }
.contact .ctas { justify-content: flex-end; }
.contact .mark { position: absolute; right: -30px; bottom: -40px; width: 220px; opacity: .06; }

/* footer */
.site-footer { padding: 40px 0 56px; color: var(--muted); font-size: 14px; }
.site-footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.site-footer img { height: 34px; width: auto; }
.site-footer a { color: var(--muted); }

/* ---------- article ---------- */
.article-head { padding: 72px 0 40px; border-bottom: 1px solid var(--line); }
.article-head .wrap, .article-body .wrap { max-width: 760px; }
.article-head h1 { font: 500 clamp(34px, 4.4vw, 52px)/1.1 var(--serif); letter-spacing: -.01em; color: var(--ink); margin: 0 0 18px; }
.article-head .meta { color: var(--muted); font-size: 15px; }
.article-head .note { margin: 22px 0 0; padding: 14px 18px; background: #efece3; border-radius: 10px; font-size: 15px; color: var(--muted); }
.article-body { padding: 44px 0 40px; }
.prose { font: 400 20px/1.7 var(--serif); color: #24302c; }
.prose h2 { font: 600 24px/1.3 var(--sans); color: var(--ink); margin: 2em 0 .5em; letter-spacing: -.01em; }
.prose h3 { font: 600 19px/1.35 var(--sans); color: var(--ink); margin: 1.6em 0 .4em; }
.prose p { margin: 0 0 1.1em; }
.prose ul, .prose ol { padding-left: 1.2em; margin: 0 0 1.2em; }
.prose li { margin: .35em 0; }
.prose li::marker { color: var(--green); }
.prose code { font-size: .85em; background: #ece9df; padding: 2px 6px; border-radius: 5px; }
.article-foot { border-top: 1px solid var(--line); padding: 32px 0 96px; }
.article-foot .wrap { max-width: 760px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.pager a { display: block; text-decoration: none; }
.pager small { display: block; color: var(--muted); font-size: 13px; }

.list-page { padding: 64px 0 112px; }
.list-page .wrap { max-width: 860px; }
.list-page h1 { font: 500 clamp(36px, 4.4vw, 52px)/1.1 var(--serif); color: var(--ink); margin: 0 0 12px; }
.list-page .intro { color: var(--muted); font-size: 18px; margin: 0 0 40px; }
.list-page h2 { font: 600 13px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--brass); margin: 48px 0 8px; }
.post-list { list-style: none; margin: 0; padding: 0; }
.post-list li { border-bottom: 1px solid var(--line); }
.post-list a { display: grid; grid-template-columns: 1fr auto; gap: 24px; padding: 20px 0; text-decoration: none; color: var(--ink); }
.post-list a:hover b { color: var(--green); }
.post-list b { font: 500 22px/1.3 var(--serif); }
.post-list span { display: block; color: var(--muted); font-size: 15px; margin-top: 4px; }
.post-list time { color: var(--muted); font-size: 14px; padding-top: 6px; }

.notfound { padding: 120px 0; text-align: center; }
.notfound h1 { font: 500 48px/1.1 var(--serif); color: var(--ink); margin: 0 0 12px; }
.notfound p { color: var(--muted); margin: 0 0 28px; }

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 48px; }
  .portrait { max-width: 340px; }
  .proof ul { grid-template-columns: repeat(2, 1fr); }
  .section-head { grid-template-columns: 1fr; gap: 16px; }
  .work { grid-template-columns: repeat(2, 1fr); }
  .feature, .thinking, .contact { grid-template-columns: 1fr; }
  .contact .ctas { justify-content: flex-start; }
  .role { grid-template-columns: 1fr; gap: 12px; }
}
@media (max-width: 680px) {
  body { font-size: 16px; }
  .wrap { padding: 0 16px; }
  .nav { gap: 18px; }
  .nav a.opt { display: none; }
  .brand span { display: none; }
  .hero { padding: 40px 0 88px; }
  .hero .lead { font-size: 17px; }
  .proof ul { grid-template-columns: 1fr; }
  .proof b { font-size: 34px; }
  section.block { padding-top: 80px; }
  .pillars, .work { grid-template-columns: 1fr; }
  .pillar, .feature .body, .essay, .book { padding: 26px; }
  .build-note { grid-template-columns: 1fr; padding: 24px; }
  .contact { padding: 44px 24px; border-radius: 16px; }
  .linkedin { flex-direction: column; align-items: flex-start; padding: 22px; }
  .prose { font-size: 18px; }
  .post-list a { grid-template-columns: 1fr; gap: 4px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }

/* ---------- hero badge ---------- */
.badge { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 28px; font-size: 14px; color: #c3cfc8; text-decoration: none; }
.badge span { background: rgba(143,211,173,.14); color: var(--green-ink); border: 1px solid rgba(143,211,173,.3); padding: 5px 12px; border-radius: 999px; font-weight: 600; }
.badge:hover { color: #fff; }

/* ---------- All Day AI ---------- */
.adai { background: var(--ink); color: #c8d4cd; padding: 104px 0; margin-top: 112px; }
.adai .kicker { color: var(--green-ink); }
.adai h2 { font: 500 clamp(40px, 5vw, 64px)/1.02 var(--serif); color: #fff; margin: 0 0 22px; letter-spacing: -.015em; }
.adai-head { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.adai-lead { font: 400 22px/1.5 var(--serif); color: #fff; margin: 0 0 18px; }
.adai-head p { margin: 0 0 18px; }
.adai-head .ctas { margin-top: 30px; }
.adai-shot { display: block; border-radius: var(--radius); overflow: hidden; border: 1px solid rgba(255,255,255,.12); box-shadow: 0 30px 60px -24px rgba(0,0,0,.7); transition: transform .2s; }
.adai-shot:hover { transform: translateY(-3px); }
.adai-stats { list-style: none; margin: 64px 0 0; padding: 0; display: grid; grid-template-columns: repeat(6, 1fr); border-top: 1px solid rgba(255,255,255,.14); border-bottom: 1px solid rgba(255,255,255,.14); }
.adai-stats li { padding: 28px 24px 26px 0; }
.adai-stats li + li { padding-left: 24px; border-left: 1px solid rgba(255,255,255,.14); }
.adai-stats b { display: block; font: 500 36px/1 var(--serif); color: var(--green-ink); margin-bottom: 10px; }
.adai-stats span { font-size: 14px; line-height: 1.45; color: #93a39a; }
.adai-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 48px; }
.keynote { background: #fff; color: var(--muted); border-radius: var(--radius); padding: 38px; }
.keynote .kicker { color: var(--brass); }
.keynote h3 { font: 500 30px/1.15 var(--serif); color: var(--ink); margin: 0 0 16px; }
.keynote p:last-child { margin: 0; }
.tracks { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: rgba(255,255,255,.14); border-radius: var(--radius); overflow: hidden; border: 1px solid rgba(255,255,255,.14); }
.tracks div { background: var(--ink-2); padding: 26px 24px; }
.tracks b { display: block; font: 600 13px/1 var(--sans); letter-spacing: .16em; color: #fff; margin-bottom: 10px; }
.tracks span { font-size: 15px; line-height: 1.5; }
.adai-orgs { margin: 40px 0 0; font-size: 16px; line-height: 1.8; color: #e6ece8; }
.adai-orgs span { color: #93a39a; }
#record + .adai, .adai + #work { scroll-margin-top: 0; }
@media (max-width: 980px) {
  .adai-head, .adai-grid { grid-template-columns: 1fr; }
  .adai-stats { grid-template-columns: repeat(2, 1fr); }
  .adai-stats li, .adai-stats li + li { padding: 22px 16px 22px 0; border-left: 0; border-bottom: 1px solid rgba(255,255,255,.14); }
  .adai-stats li:nth-child(2n) { padding-left: 16px; border-left: 1px solid rgba(255,255,255,.14); }
  .adai-stats li:nth-last-child(-n+2) { border-bottom: 0; }
}
@media (max-width: 680px) {
  .adai { padding: 72px 0; margin-top: 80px; }
  .adai-lead { font-size: 19px; }
  .adai-stats b { font-size: 32px; }
  .tracks { grid-template-columns: 1fr; }
  .keynote { padding: 26px; }
  .keynote h3 { font-size: 25px; }
}