/* Layout: an engineer's notebook on good paper. Editorial, left-aligned, 1160px column; one full-bleed navy band for the platform. Light only. */
:root{
  --paper:#F8F6F1; --surface:#FFFFFF; --ink:#0F1B2D; --ink-2:#3E4A5B; --ink-3:#6A7382;
  --rule:#DFDCD3; --rule-2:#EAE7DF; --accent:#1F4ED6; --accent-ink:#1A3FAE; --accent-soft:#E7EDFC;
  --good:#0E7A5A; --good-soft:#E2F1EB; --warn:#B4532A; --track:#ECE9E2;
  --night:#0F1B2D; --night-2:#16253B; --night-line:rgba(232,236,242,.16); --night-ink:#E8ECF2; --night-muted:#9BA7B9; --night-accent:#93B2FF;
  --on-accent:#FFFFFF;
  --display:"Newsreader", Georgia, "Times New Roman", serif;
  --sans:"IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --maxw:1160px; --radius:10px;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--paper)}
a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--accent-ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{font-family:var(--display);font-weight:500;letter-spacing:-.01em;text-wrap:balance;margin:0;color:var(--ink)}
p{margin:0}
.wrap{max-width:var(--maxw);margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
@media (min-width:720px){.wrap{padding-left:max(32px,env(safe-area-inset-left,0px));padding-right:max(32px,env(safe-area-inset-right,0px))}}
.eyebrow{font-family:var(--mono);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);font-weight:500}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.skip{position:absolute;left:-9999px;top:0}
.skip:focus{left:16px;top:16px;z-index:100;background:var(--surface);padding:8px 12px;border-radius:6px}

/* Nav */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--rule-2)}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-family:var(--display);font-size:20px;font-weight:500;white-space:nowrap}
.mark{width:30px;height:30px;border-radius:7px;background:var(--ink);color:var(--paper);display:grid;place-items:center;font-family:var(--mono);font-size:12.5px;font-weight:500;letter-spacing:.02em}
.links{display:flex;align-items:center;gap:4px}
.links a{color:var(--ink-2);text-decoration:none;font-size:15px;padding:8px 10px;border-radius:6px}
.links a:hover{color:var(--ink);background:var(--rule-2)}
.links a[aria-current="true"]{color:var(--ink);box-shadow:inset 0 -2px 0 var(--accent);border-radius:0}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--sans);font-size:15px;font-weight:500;line-height:1;padding:12px 16px;border-radius:8px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .15s ease, background .15s ease, border-color .15s ease}
.btn-primary{background:var(--accent);color:var(--on-accent)}
.btn-primary:hover{background:var(--accent-ink);color:var(--on-accent);transform:translateY(-1px)}
.btn-line{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-line:hover{background:var(--ink);color:var(--paper)}
.btn-sm{padding:9px 13px;font-size:14px}
.btn svg{width:16px;height:16px;flex:none}
.menu-btn{display:none;background:transparent;border:1px solid var(--rule);border-radius:8px;width:42px;height:40px;align-items:center;justify-content:center;cursor:pointer;color:var(--ink)}
.menu-btn svg{width:20px;height:20px}
.mobile-menu{border-top:1px solid var(--rule-2);padding-block:8px 16px}
.mobile-menu a{display:block;padding:12px 4px;color:var(--ink);text-decoration:none;font-size:17px;border-bottom:1px solid var(--rule-2)}
@media (max-width:980px){.links{display:none}.menu-btn{display:inline-flex}}
@media (min-width:981px){.mobile-menu{display:none!important}}

/* Hero */
.hero{padding-block:72px 56px}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:64px;align-items:start}
.proof{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center;margin-bottom:22px;color:var(--accent-ink);letter-spacing:.06em}
.proof span:not(:last-child)::after{content:"·";margin-left:10px;color:var(--ink-3)}
.hero h1{font-size:clamp(36px,4.5vw,60px);line-height:1.05;letter-spacing:-.022em}
.hero h1 em{display:block;font-style:italic;color:var(--ink-2);font-weight:400;margin-top:8px;font-size:.84em;line-height:1.08}
.intro{margin-top:28px;max-width:60ch;font-size:18.5px;color:var(--ink-2)}
.intro strong{color:var(--ink);font-weight:600}
.also{margin:14px 0 0;padding:0;list-style:none;display:grid;gap:8px;max-width:60ch;color:var(--ink-2);font-size:17.5px}
.also li{display:grid;grid-template-columns:18px 1fr;gap:8px}
.also li::before{content:"";width:7px;height:7px;border-radius:2px;background:var(--accent);margin-top:.68em}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:32px}
.quiet-links{display:flex;gap:18px;margin-left:6px;font-size:15px}
.quiet-links a{color:var(--ink-2);text-decoration:none;border-bottom:1px solid var(--rule)}
.quiet-links a:hover{color:var(--ink);border-color:var(--ink)}
.photo{position:relative;justify-self:end;width:100%;max-width:400px}
.photo figure{margin:0;background:var(--surface);border:1px solid var(--rule);border-radius:14px;padding:8px}
.photo img{border-radius:9px;aspect-ratio:962/1089;object-fit:cover;width:100%}
.photo figcaption{display:flex;justify-content:space-between;gap:8px;padding:10px 6px 2px;font-family:var(--mono);font-size:12px;color:var(--ink-3)}
.now{position:relative;margin:-40px 0 0 -36px;max-width:280px;background:var(--surface);border:1px solid var(--rule);border-radius:10px;padding:12px 14px;box-shadow:0 10px 30px -14px rgba(15,27,45,.28)}
.now .eyebrow{display:flex;align-items:center;gap:8px;font-size:11.5px;color:var(--good)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--good);box-shadow:0 0 0 0 rgba(14,122,90,.45);animation:pulse 2.4s ease-out infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(14,122,90,.45)}70%{box-shadow:0 0 0 8px rgba(14,122,90,0)}100%{box-shadow:0 0 0 0 rgba(14,122,90,0)}}
.now p{font-size:14.5px;line-height:1.45;margin-top:6px;color:var(--ink)}
@media (max-width:900px){
  .hero{padding-block:36px 40px}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .photo{order:-1;justify-self:start;max-width:180px}
  .photo figure{padding:4px;border-radius:12px}
  .photo img{border-radius:9px}
  .photo figcaption{display:none}
  .now{position:static;margin:0;max-width:none;box-shadow:none}
}

/* Paths (Hilary Mason columns, Alex Merced structure) */
.paths{border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.paths-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
.path{padding-block:28px 30px;padding-inline:0 28px;border-right:1px solid var(--rule-2);display:flex;flex-direction:column;gap:8px;min-width:0}
.path+.path{padding-left:28px}
.path:last-child{border-right:0}
.path .eyebrow{color:var(--accent-ink)}
.path h2{font-size:24px;line-height:1.2}
.path p{color:var(--ink-2);font-size:15.5px}
.path a{margin-top:auto;padding-top:6px;font-size:15px;font-weight:500;text-decoration:none}
.path a:hover{text-decoration:underline}
@media (max-width:820px){.paths-grid{grid-template-columns:1fr}.path,.path+.path{padding:22px 0;border-right:0;border-bottom:1px solid var(--rule-2)}.path:last-child{border-bottom:0}}
/* Sections */
section{scroll-margin-top:76px}
.section{padding-block:104px}
.sec-head{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:end;margin-bottom:40px}
.sec-head h2{font-size:clamp(32px,3.6vw,46px);line-height:1.08;margin-top:10px}
.sec-head p.lede{margin-top:14px;color:var(--ink-2);max-width:62ch;font-size:17.5px}
@media (max-width:760px){.section{padding-block:72px}.sec-head{grid-template-columns:1fr}}

/* Filters */
.filters{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-family:var(--mono);font-size:12.5px;line-height:1;padding:8px 12px;border-radius:999px;border:1px solid var(--rule);background:var(--surface);color:var(--ink-2);cursor:pointer;display:inline-flex;gap:8px;align-items:center;transition:background .15s, color .15s, border-color .15s}
.chip .n{color:var(--ink-3)}
.chip:hover{border-color:var(--ink-3)}
.chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:var(--paper)}
.chip[aria-pressed="true"] .n{color:var(--night-muted)}

/* Work cards */
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media (max-width:1060px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:680px){.cards{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius);padding:22px;display:flex;flex-direction:column;gap:14px;min-width:0;transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease}
.card:hover{transform:translateY(-2px);border-color:#C9CBC2;box-shadow:0 14px 34px -22px rgba(15,27,45,.35)}
.fig{min-height:140px;border-radius:8px;background:var(--paper);border:1px solid var(--rule-2);padding:16px;display:flex;flex-direction:column;justify-content:center;gap:10px;min-width:0}
.tag{align-self:flex-start;font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-ink);background:var(--accent-soft);padding:5px 9px;border-radius:999px}
.card h3{font-size:24px;line-height:1.15}
.card p{font-size:15.5px;color:var(--ink-2);line-height:1.58}
.stack{margin-top:auto;padding-top:12px;border-top:1px solid var(--rule-2);font-family:var(--mono);font-size:12.5px;color:var(--ink-3)}
/* bar charts drawn to scale */
.bars{display:grid;gap:12px}
.bar-row{display:grid;grid-template-columns:62px minmax(0,1fr) auto;gap:10px;align-items:center;font-family:var(--mono);font-size:12px;color:var(--ink-3)}
.track{height:12px;background:var(--track);border-radius:3px;overflow:hidden}
.fill{height:100%;border-radius:3px;min-width:3px}
.fill.before{background:#9AA1AC}
.fill.after{background:var(--good)}
.fill.bad{background:var(--warn)}
.bar-val{color:var(--ink);font-weight:500;min-width:52px;text-align:right}
.fig-note{font-family:var(--mono);font-size:12px;color:var(--ink-3)}
.fig-note b{color:var(--good);font-weight:500}
.big{font-family:var(--mono);font-size:40px;font-weight:500;letter-spacing:-.03em;color:var(--ink);line-height:1}
.big small{font-size:16px;letter-spacing:0;color:var(--ink-3);margin-left:4px}
.big-row{display:flex;gap:22px;align-items:flex-end}
.big-row>div{flex:1;min-width:0}
@media (min-width:681px){.fig{height:156px}}
.big-row .lbl{font-family:var(--mono);font-size:12px;color:var(--ink-3);margin-top:6px}
.squares{display:grid;grid-template-columns:repeat(22,minmax(0,1fr));gap:3px}
.squares i{aspect-ratio:1;background:var(--ink);opacity:.82;border-radius:1.5px;display:block}
.share{width:100%;height:100%}
.share .node{fill:var(--surface);stroke:var(--rule)}
.share .node.prod{fill:var(--accent-soft);stroke:var(--accent)}
.share text{font-family:var(--mono);font-size:11px;fill:var(--ink-2)}
.share .prod-t{fill:var(--accent-ink);font-weight:500}
.share .link{stroke:var(--accent);stroke-width:1.4;fill:none}
.share .dead{stroke:#B9BDC4;stroke-width:1.2;stroke-dasharray:3 4;fill:none}

/* Platform band */
.band{background:var(--night);color:var(--night-ink)}
.band .eyebrow{color:var(--night-muted)}
.band h2{color:var(--night-ink)}
.band .lede{color:var(--night-muted)!important}
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px;position:relative}
.stage{min-width:0;position:relative}
.stage-h{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px solid var(--night-line);padding-bottom:10px;margin-bottom:14px}
.stage-h .eyebrow{color:var(--night-accent)}
.stage-h .step{font-family:var(--mono);font-size:12px;color:var(--night-muted)}
.stage + .stage::before{content:"";position:absolute;left:-22px;top:6px;width:14px;height:14px;border-top:1.5px solid var(--night-accent);border-right:1.5px solid var(--night-accent);transform:rotate(45deg);opacity:.8}
.node-list{display:grid;gap:10px}
.n{display:block}
.pnode{border:1px solid var(--night-line);background:rgba(255,255,255,.035);border-radius:8px;padding:11px 12px}
.pnode b{display:block;font-weight:500;font-size:15px;color:var(--night-ink)}
.pnode span{display:block;font-family:var(--mono);font-size:12px;color:var(--night-muted);margin-top:3px;line-height:1.45}
.pnode.hot{border-color:var(--night-accent);background:rgba(147,178,255,.10)}
.pnode.fade{opacity:.7;border-style:dashed}
.portals{display:flex;flex-wrap:wrap;gap:5px;margin-top:8px}
.portals em{font-style:normal;font-family:var(--mono);font-size:11px;color:var(--night-ink);border:1px solid var(--night-line);border-radius:4px;padding:2px 6px}
.bstats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--night-line);border-bottom:1px solid var(--night-line);margin-bottom:44px}
.bstat{padding:18px 18px 18px 0;border-right:1px solid var(--night-line)}
.bstat+.bstat{padding-left:20px}
.bstat:last-child{border-right:0}
.bstat b{display:block;font-family:var(--mono);font-size:30px;font-weight:500;color:var(--night-ink);letter-spacing:-.02em;line-height:1.1}
.bstat span{display:block;font-size:14px;color:var(--night-muted);margin-top:6px}
@media (max-width:760px){.bstats{grid-template-columns:repeat(2,minmax(0,1fr))}.bstat:nth-child(2){border-right:0}.bstat:nth-child(3){padding-left:0}.bstat:nth-child(n+3){border-top:1px solid var(--night-line)}}
.band-foot{margin-top:44px;padding-top:22px;border-top:1px solid var(--night-line);display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.band-foot p{color:var(--night-muted);font-size:15px}
.band-foot b{display:block;color:var(--night-ink);font-weight:500;margin-bottom:4px;font-size:15.5px}
@media (max-width:980px){.flow{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px 28px}.stage:nth-child(3)::before{display:none}.band-foot{grid-template-columns:1fr}}
@media (max-width:600px){.flow{grid-template-columns:1fr}.stage + .stage::before{left:14px;top:-24px;transform:rotate(135deg);display:block!important}}

/* AI */
.ai-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:48px;align-items:start}
.ai-copy h3{font-size:30px;line-height:1.12}
.ai-copy p{color:var(--ink-2);margin-top:14px;max-width:56ch}
.guards{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.guards span{font-family:var(--mono);font-size:12.5px;padding:7px 10px;border-radius:6px;background:var(--surface);border:1px solid var(--rule);color:var(--ink)}
.console{background:var(--surface);border:1px solid var(--rule);border-radius:12px;overflow:hidden;box-shadow:0 24px 50px -34px rgba(15,27,45,.45);min-width:0}
.console-top{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--rule-2);font-family:var(--mono);font-size:12px;color:var(--ink-3)}
.console-body{padding:18px 18px 20px;display:grid;gap:14px}
.q{justify-self:end;max-width:86%;background:var(--ink);color:var(--paper);padding:10px 14px;border-radius:12px 12px 3px 12px;font-size:15px}
.a{display:grid;gap:12px}
.read{font-size:14.5px;color:var(--ink-2);border-left:2px solid var(--accent);padding-left:12px}
.read b{color:var(--ink);font-weight:600}
.conf{display:flex;gap:8px;align-items:center;font-family:var(--mono);font-size:12px;color:var(--ink-3)}
.meter{display:inline-grid;grid-template-columns:repeat(5,14px);gap:3px}
.meter i{height:6px;border-radius:2px;background:var(--track)}
.meter i.on{background:var(--good)}
pre.sql{margin:0;background:var(--paper);border:1px solid var(--rule-2);border-radius:8px;padding:14px 16px;font-family:var(--mono);font-size:13px;line-height:1.6;color:var(--ink);overflow-x:auto}
.sql .k{color:var(--accent-ink);font-weight:500}
.sql .s{color:var(--good)}
.console-foot{font-family:var(--mono);font-size:11.5px;color:var(--ink-3);padding:0 18px 16px}
.builds{margin-top:72px;border-top:1px solid var(--rule)}
.build{display:grid;grid-template-columns:minmax(0,260px) minmax(0,1fr) 120px;gap:24px;padding-block:18px;border-bottom:1px solid var(--rule-2);align-items:baseline}
.build b{font-weight:600;font-size:16px}
.build p{color:var(--ink-2);font-size:15.5px}
.status{justify-self:end;font-family:var(--mono);font-size:12px;color:var(--ink-3);display:inline-flex;align-items:center;gap:7px;white-space:nowrap}
.status::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--ink-3)}
.status.done::before{background:var(--good)}
.status.wip::before{background:var(--accent)}
@media (max-width:900px){.ai-grid{grid-template-columns:1fr;gap:32px}.build{grid-template-columns:1fr auto;gap:4px 16px}.build p{grid-column:1 / -1;grid-row:2}.status{grid-column:2;grid-row:1}}

/* Experience */
.ruler{background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius);padding:22px 22px 14px;margin-bottom:48px;overflow-x:auto}
.ruler-in{min-width:640px;position:relative}
.lane{position:relative;height:34px;margin-bottom:10px}
.lane-l{font-family:var(--mono);font-size:11.5px;color:var(--ink-3);margin-bottom:6px;text-transform:uppercase;letter-spacing:.06em}
.seg{position:absolute;top:0;height:100%;border-radius:5px;display:flex;align-items:center;padding:0 9px;font-size:12.5px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--paper)}
.seg.r1{background:#53637A}.seg.r2{background:#3B4B63}.seg.r3{background:#26364E}.seg.r4{background:var(--accent)}
.seg.d1{background:var(--good-soft);color:var(--good);border:1px solid #BFDDD1}.seg.d2{background:var(--accent-soft);color:var(--accent-ink);border:1px solid #C9D6F7}
.ticks{position:relative;height:22px;border-top:1px solid var(--rule);margin-top:6px}
.ticks span{position:absolute;top:6px;transform:translateX(-50%);font-family:var(--mono);font-size:11.5px;color:var(--ink-3)}
.ticks span::before{content:"";position:absolute;top:-7px;left:50%;width:1px;height:5px;background:var(--rule)}
.roles{display:grid;gap:0;border-top:1px solid var(--rule)}
.job{display:grid;grid-template-columns:200px minmax(0,1fr);gap:32px;padding-block:30px;border-bottom:1px solid var(--rule)}
.when{font-family:var(--mono);font-size:13px;color:var(--ink-3);line-height:1.5}
.when b{display:block;color:var(--ink);font-weight:500;font-size:13.5px}
.job h3{font-size:26px;line-height:1.15}
.org{color:var(--ink-3);font-size:15px;margin-top:4px}
.job p.sum{color:var(--ink-2);margin-top:12px;max-width:66ch}
.job ul{margin:12px 0 0;padding-left:18px;color:var(--ink-2);display:grid;gap:6px;max-width:66ch;font-size:16px}
.job li::marker{color:var(--accent)}
@media (max-width:760px){.job{grid-template-columns:1fr;gap:10px}}

/* Principles */
.principles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-top:1px solid var(--rule);border-left:1px solid var(--rule)}
.pr{padding:26px 26px 30px;border-right:1px solid var(--rule);border-bottom:1px solid var(--rule);min-width:0}
.pr h3{font-size:22px;line-height:1.2}
.pr p{color:var(--ink-2);margin-top:10px;font-size:15.5px}
@media (max-width:980px){.principles{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){.principles{grid-template-columns:1fr}}

/* Toolkit */
.kit{display:grid;gap:0;border-top:1px solid var(--rule)}
.kit-row{display:grid;grid-template-columns:240px minmax(0,1fr);gap:28px;padding-block:18px;border-bottom:1px solid var(--rule-2)}
.kit-row h3{font-family:var(--sans);font-size:15px;font-weight:600;letter-spacing:0}
.kit-row .items{display:flex;flex-wrap:wrap;gap:7px}
.kit-row .items span{font-family:var(--mono);font-size:12.5px;padding:5px 9px;border-radius:5px;background:var(--surface);border:1px solid var(--rule);color:var(--ink)}
.kit-row.poc .items span{background:transparent;border-style:dashed;color:var(--ink-3)}
@media (max-width:700px){.kit-row{grid-template-columns:1fr;gap:10px}}

/* Writing */
.write-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:28px}
.book{align-self:start;background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius);padding:28px;display:grid;grid-template-columns:150px minmax(0,1fr);gap:26px;align-items:start}
.cover{aspect-ratio:2/3;border-radius:4px 8px 8px 4px;background:var(--ink);color:var(--paper);padding:16px 14px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:inset 6px 0 0 rgba(255,255,255,.07), 0 16px 30px -18px rgba(15,27,45,.6)}
.cover .ct{font-family:var(--display);font-size:20px;line-height:1.08;font-weight:500}
.cover .ca{font-family:var(--mono);font-size:9.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--night-muted)}
.cover .rule{height:2px;width:34px;background:var(--night-accent);margin:10px 0}
.book h3{font-size:25px;line-height:1.15}
.book .sub{color:var(--ink-2);margin-top:8px;font-size:15.5px}
.soon{display:inline-flex;align-items:center;gap:7px;font-family:var(--mono);font-size:12px;color:var(--accent-ink);background:var(--accent-soft);padding:5px 9px;border-radius:999px;margin-bottom:12px}
.steps{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:6px;counter-reset:s}
.steps li{counter-increment:s;font-family:var(--mono);font-size:12px;color:var(--ink);border:1px solid var(--rule);border-radius:5px;padding:4px 8px;background:var(--paper)}
.steps li::before{content:counter(s) " ";color:var(--ink-3)}
.lists{display:grid;gap:28px}
.list h3{font-family:var(--sans);font-size:13px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);font-family:var(--mono)}
.list ul{list-style:none;margin:10px 0 0;padding:0;border-top:1px solid var(--rule)}
.list li{display:grid;grid-template-columns:96px minmax(0,1fr);gap:14px;padding-block:11px;border-bottom:1px solid var(--rule-2);font-size:15.5px;color:var(--ink)}
.list li .d{font-family:var(--mono);font-size:12px;color:var(--ink-3);padding-top:3px}
.list li span.t{color:var(--ink-2)}
.list li span.t b{color:var(--ink);font-weight:500}
@media (max-width:980px){.write-grid{grid-template-columns:1fr}}
@media (max-width:520px){.book{grid-template-columns:1fr}.cover{max-width:150px}.list li{grid-template-columns:1fr;gap:2px}}

/* About */
.about-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.8fr);gap:64px;align-items:start}
.bio{font-family:var(--display);font-size:21px;line-height:1.6;color:var(--ink);max-width:62ch;display:grid;gap:18px}
.bio p:first-child::first-letter{font-size:1em}
.facts{background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius);padding:22px}
.facts dl{margin:0;display:grid;gap:0}
.facts dt{font-family:var(--mono);font-size:11.5px;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-3);padding-top:14px}
.facts dd{margin:4px 0 0;padding-bottom:14px;border-bottom:1px solid var(--rule-2);font-size:15.5px}
.facts dd:last-of-type{border-bottom:0}
.short-bio{margin-top:18px;padding-top:18px;border-top:1px solid var(--rule-2)}
.short-bio p{font-size:14.5px;color:var(--ink-2);margin-top:8px}
.copy{margin-top:12px;background:transparent;border:1px solid var(--rule);border-radius:6px;padding:7px 11px;font-family:var(--mono);font-size:12px;color:var(--ink);cursor:pointer}
.copy:hover{border-color:var(--ink)}
@media (max-width:900px){.about-grid{grid-template-columns:1fr;gap:36px}.bio{font-size:19px}}

/* Contact */
.contact{padding-block:96px 72px;border-top:1px solid var(--rule)}
.contact h2{font-size:clamp(36px,4.6vw,60px);line-height:1.05}
.contact p.lede{margin-top:16px;color:var(--ink-2);max-width:56ch;font-size:18px}
.mail{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:28px}
.mail-addr{font-family:var(--mono);font-size:clamp(16px,2.1vw,22px);color:var(--ink);background:var(--surface);border:1px solid var(--rule);border-radius:8px;padding:12px 16px;user-select:all;word-break:break-all}
.contact-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
footer{border-top:1px solid var(--rule);padding-block:28px 40px;font-family:var(--mono);font-size:12.5px;color:var(--ink-3)}
.foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px}
.foot a{color:var(--ink-3)}
/* Blog: homepage cards, blog index, post pages (shared via assets/site.css) */
.bl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
@media (max-width:980px){.bl-grid{grid-template-columns:1fr}}
.bl-card{background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius);padding:22px;display:flex;flex-direction:column;gap:10px;min-width:0;text-decoration:none;color:var(--ink);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.bl-card:hover{transform:translateY(-2px);border-color:#C9CBC2;box-shadow:0 14px 34px -22px rgba(15,27,45,.35);color:var(--ink)}
.bl-meta{font-family:var(--mono);font-size:12px;color:var(--ink-3);display:flex;flex-wrap:wrap;gap:6px 14px}
.bl-card h3{font-size:22px;line-height:1.2}
.bl-card p{font-size:15.5px;color:var(--ink-2)}
.bl-more{margin-top:auto;padding-top:12px;border-top:1px solid var(--rule-2);font-size:14.5px;font-weight:500;color:var(--accent)}
.bl-tags{display:flex;flex-wrap:wrap;gap:6px}
.bl-tags span{font-family:var(--mono);font-size:11.5px;letter-spacing:.04em;color:var(--accent-ink);background:var(--accent-soft);padding:4px 9px;border-radius:999px}
.bl-foot{display:flex;flex-wrap:wrap;gap:20px;margin-top:24px;font-size:15px;font-weight:500}
.bl-foot a{text-decoration:none}
.bl-foot a:hover{text-decoration:underline}
.bl-empty{border:1px dashed var(--rule);border-radius:var(--radius);padding:28px;color:var(--ink-2);background:var(--surface)}
.page-head{padding-block:64px 28px}
.page-head h1{font-size:clamp(38px,5vw,60px);line-height:1.05;margin-top:10px}
.page-head p{color:var(--ink-2);margin-top:14px;max-width:62ch;font-size:18px}
.bl-list{border-top:1px solid var(--rule)}
.bl-row{display:grid;grid-template-columns:140px minmax(0,1fr);gap:28px;padding-block:26px;border-bottom:1px solid var(--rule-2)}
.bl-row>time{font-family:var(--mono);font-size:13px;color:var(--ink-3);padding-top:8px}
.bl-row h2{font-size:28px;line-height:1.18}
.bl-row h2 a{color:var(--ink);text-decoration:none}
.bl-row h2 a:hover{color:var(--accent)}
.bl-row p{color:var(--ink-2);margin-top:8px;max-width:68ch}
.bl-row .bl-meta{margin-top:12px}
@media (max-width:700px){.bl-row{grid-template-columns:1fr;gap:6px}.bl-row>time{padding-top:0}}
.post{max-width:720px}
.post h1{font-size:clamp(34px,4.6vw,52px);line-height:1.08;margin-top:14px}
.post .dek{font-family:var(--display);font-style:italic;font-size:22px;line-height:1.45;color:var(--ink-2);margin:18px 0 16px}
.post-body{margin-top:32px;display:grid;gap:20px;font-size:18px;line-height:1.72;color:var(--ink)}
.post-body sup{line-height:0}
.post-body h2{font-size:clamp(24px,2.6vw,30px);line-height:1.15;margin-top:18px}
.post-code{margin:0;background:var(--surface);border:1px solid var(--rule);border-radius:10px;padding:16px 18px;font-family:var(--mono);font-size:14px;line-height:1.6;color:var(--ink);overflow-x:auto;white-space:pre}
html[data-site-theme="vibrant"] .post-code{border-radius:18px;background:#1C1917;color:#E7E5E4;border-color:#1C1917}
.post-body sup a{font-family:var(--mono);font-size:11.5px;font-weight:500;text-decoration:none;padding:0 2px}
.sources{margin-top:44px;padding-top:24px;border-top:1px solid var(--rule)}
.sources ol{margin:14px 0 0;padding-left:24px;display:grid;gap:14px}
.sources li{font-size:15.5px;color:var(--ink-2);line-height:1.5;scroll-margin-top:90px}
.sources li::marker{font-family:var(--mono);color:var(--ink-3)}
.sources li b{color:var(--ink);font-weight:500}
.sources li:target{background:var(--accent-soft);border-radius:4px;outline:6px solid var(--accent-soft)}
.author{margin-top:44px;display:grid;grid-template-columns:64px minmax(0,1fr);gap:16px;align-items:center;background:var(--surface);border:1px solid var(--rule);border-radius:var(--radius);padding:16px}
.author img{width:64px;height:64px;border-radius:8px;object-fit:cover}
.author p{font-size:15px;color:var(--ink-2)}
.author b{color:var(--ink);font-weight:600}
.post-nav{margin-top:28px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:15px}
.sf{margin:0 0 6px}.sf img{width:100%;aspect-ratio:4/5;object-fit:cover;object-position:50% 40%;border-radius:8px}.sf figcaption{font-family:var(--mono);font-size:12px;color:var(--ink-3);margin-top:8px}
/* ===== Theme switch (both themes) ===== */
.nav-tools{display:flex;align-items:center;gap:8px}
.theme-btn{display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 13px;border:1px solid var(--rule);border-radius:999px;background:var(--surface);color:var(--ink);font-family:var(--sans);font-size:13.5px;font-weight:500;cursor:pointer;white-space:nowrap;transition:border-color .2s,transform .2s}
.theme-btn:hover{border-color:var(--ink-3)}
.theme-btn:active{transform:scale(.95)}
@media (max-width:520px){.theme-name{display:none}.theme-btn{width:40px;padding:0;justify-content:center}.brand{font-size:17px;gap:8px}.nav-in{gap:10px}}
.theme-dot{width:14px;height:14px;border-radius:50%;background:linear-gradient(135deg,#0F1B2D 0 50%,#1F4ED6 50% 100%);flex:none}
.tilt{position:relative}
.deco,.float-chip{display:none}
@keyframes hero-float{0%,100%{transform:translateZ(90px) translateY(0) rotate(0)}50%{transform:translateZ(90px) translateY(-20px) rotate(2deg)}}

/* ===== Vibrant theme (default): emerald + orange, Cabinet Grotesk + Satoshi ===== */
html[data-site-theme="vibrant"]{
  --paper:#FAFAF9; --surface:#FFFFFF; --ink:#1C1917; --ink-2:#44403C; --ink-3:#78716C;
  --rule:#E7E5E4; --rule-2:#F0EEEC; --accent:#059669; --accent-ink:#047857; --accent-soft:#ECFDF5;
  --good:#059669; --good-soft:#ECFDF5; --warn:#EA580C; --track:#F0EEEC;
  --night:#1C1917; --night-2:#292524; --night-line:#44403C; --night-ink:#FAFAF9; --night-muted:#A8A29E; --night-accent:#34D399;
  --orange:#EA580C; --orange-deep:#C2410C; --orange-soft:#FFF7ED; --grad:linear-gradient(90deg,#059669,#EA580C);
  --display:"Cabinet Grotesk","Satoshi",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --sans:"Satoshi",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --radius:28px; --shadow:0 20px 25px -5px rgba(214,211,209,.45),0 8px 10px -6px rgba(214,211,209,.45);
}
html[data-site-theme="vibrant"] .theme-dot{background:linear-gradient(135deg,#059669 0 50%,#EA580C 50% 100%)}
html[data-site-theme="vibrant"] h1,html[data-site-theme="vibrant"] h2,html[data-site-theme="vibrant"] h3{font-weight:800;letter-spacing:-.035em}
html[data-site-theme="vibrant"] .eyebrow{letter-spacing:.1em}
/* nav */
html[data-site-theme="vibrant"] .nav{background:rgba(255,255,255,.9);border-bottom-color:rgba(231,229,228,.6)}
html[data-site-theme="vibrant"] .nav-in{min-height:80px}
html[data-site-theme="vibrant"] .brand{font-weight:800;letter-spacing:-.02em}
html[data-site-theme="vibrant"] .mark{width:40px;height:40px;border-radius:12px;background:var(--accent);color:#fff;font-size:13px}
html[data-site-theme="vibrant"] .links a{font-size:14.5px;color:#57534E;transition:color .3s}
html[data-site-theme="vibrant"] .links a:hover{color:var(--accent);background:transparent}
html[data-site-theme="vibrant"] .links .btn-line{background:#1C1917;border-color:#1C1917;color:#fff;border-radius:999px;padding:10px 18px}
html[data-site-theme="vibrant"] .links .btn-line:hover{background:var(--accent);border-color:var(--accent);color:#fff}
html[data-site-theme="vibrant"] .menu-btn{border-radius:12px}
html[data-site-theme="vibrant"] .mobile-menu a{font-weight:500}
/* buttons */
html[data-site-theme="vibrant"] .btn{border-radius:999px;padding:14px 22px;font-weight:700;transition:transform .3s ease,background .3s ease,border-color .3s ease,color .3s ease}
html[data-site-theme="vibrant"] .btn:active{transform:scale(.95)}
html[data-site-theme="vibrant"] .btn-line{background:#fff;border-color:var(--rule);color:var(--ink)}
html[data-site-theme="vibrant"] .btn-line:hover{background:var(--ink);border-color:var(--ink);color:#fff}
html[data-site-theme="vibrant"] .btn-sm{padding:10px 16px}
/* hero */
html[data-site-theme="vibrant"] .hero{padding-block:84px 72px}
html[data-site-theme="vibrant"] .hero h1{font-size:clamp(38px,4.9vw,70px);line-height:.94;letter-spacing:-.045em;text-transform:uppercase;font-weight:900}
html[data-site-theme="vibrant"] .hero h1 em{font-style:normal;font-weight:800;text-transform:none;letter-spacing:-.03em;font-size:.56em;line-height:1.05;margin-top:16px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
html[data-site-theme="vibrant"] .proof{color:var(--accent-ink)}
html[data-site-theme="vibrant"] .intro{font-size:19px}
html[data-site-theme="vibrant"] .also li::before{border-radius:50%;background:var(--orange)}
html[data-site-theme="vibrant"] .photo{perspective:1000px}
html[data-site-theme="vibrant"] .tilt{transform-style:preserve-3d;transition:transform .3s ease-out}
html[data-site-theme="vibrant"] .deco{display:block;position:absolute;inset:0;border-radius:36px}
html[data-site-theme="vibrant"] .deco-a{background:var(--accent);transform:translate(-26px,24px) rotate(-6deg) translateZ(-40px)}
html[data-site-theme="vibrant"] .deco-b{background:var(--orange);transform:translate(26px,-20px) rotate(5deg) translateZ(-80px)}
html[data-site-theme="vibrant"] .photo figure{position:relative;border-radius:36px;padding:10px;border-color:#fff;box-shadow:0 30px 60px -20px rgba(28,25,23,.35);transform:translateZ(40px)}
html[data-site-theme="vibrant"] .photo img{border-radius:28px}
html[data-site-theme="vibrant"] .float-chip{display:inline-flex;position:absolute;z-index:2;align-items:center;gap:6px;padding:9px 14px;border-radius:999px;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:var(--shadow);font-family:var(--sans);font-weight:700;font-size:13px;color:var(--ink);animation:hero-float 6s ease-in-out infinite;transform:translateZ(80px)}
html[data-site-theme="vibrant"] .float-chip::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent)}
html[data-site-theme="vibrant"] .chip-a{left:-34px;top:18%}
html[data-site-theme="vibrant"] .chip-b{right:-24px;bottom:16%;animation-delay:-3s}
html[data-site-theme="vibrant"] .chip-b::before{background:var(--orange)}
@media (max-width:900px){html[data-site-theme="vibrant"] .deco,html[data-site-theme="vibrant"] .float-chip{display:none}html[data-site-theme="vibrant"] .photo figure{border-radius:24px;padding:6px;transform:none}html[data-site-theme="vibrant"] .photo img{border-radius:18px}html[data-site-theme="vibrant"] .hero{padding-block:36px 44px}}
/* paths */
html[data-site-theme="vibrant"] .path h2{font-size:26px}
html[data-site-theme="vibrant"] .path a{color:var(--accent)}
/* sections and cards */
html[data-site-theme="vibrant"] .sec-head h2{font-size:clamp(36px,4.8vw,62px);line-height:.95}
html[data-site-theme="vibrant"] .card,html[data-site-theme="vibrant"] .bl-card,html[data-site-theme="vibrant"] .console,html[data-site-theme="vibrant"] .ruler,html[data-site-theme="vibrant"] .facts,html[data-site-theme="vibrant"] .book,html[data-site-theme="vibrant"] .author,html[data-site-theme="vibrant"] .bl-empty{border-radius:var(--radius);border-color:#EFEDEA;box-shadow:var(--shadow)}
html[data-site-theme="vibrant"] .card{padding:26px;transition:transform .3s ease,box-shadow .3s ease}
html[data-site-theme="vibrant"] .card:hover,html[data-site-theme="vibrant"] .bl-card:hover{transform:translateY(-4px);box-shadow:0 30px 50px -14px rgba(120,113,108,.32);border-color:#E7E5E4}
html[data-site-theme="vibrant"] .card h3{font-size:25px;line-height:1.08}
html[data-site-theme="vibrant"] .fig{border-radius:22px;background:var(--accent-soft);border-color:#D1FAE5}
html[data-site-theme="vibrant"] .card:nth-child(even) .fig{background:var(--orange-soft);border-color:#FFEDD5}
html[data-site-theme="vibrant"] .big{font-family:var(--display);font-weight:900;letter-spacing:-.04em}
html[data-site-theme="vibrant"] .squares i{background:var(--accent);opacity:1;border-radius:3px}
html[data-site-theme="vibrant"] .fill.before{background:#A8A29E}
html[data-site-theme="vibrant"] .tag,html[data-site-theme="vibrant"] .bl-tags span{border-radius:999px}
html[data-site-theme="vibrant"] .chip{transition:all .3s ease}
html[data-site-theme="vibrant"] .chip:active{transform:scale(.95)}
html[data-site-theme="vibrant"] .share .node{stroke:#E7E5E4}
/* platform band (dark benefits grid) */
html[data-site-theme="vibrant"] .pnode{border-radius:20px;background:#292524;border-color:#44403C;transition:transform .3s ease}
html[data-site-theme="vibrant"] .pnode:hover{transform:translateY(-2px)}
html[data-site-theme="vibrant"] .pnode.hot{border-color:var(--night-accent);background:rgba(52,211,153,.10)}
html[data-site-theme="vibrant"] .portals em{border-radius:999px;padding:3px 8px}
html[data-site-theme="vibrant"] .bstat b{font-family:var(--display);font-weight:900;font-size:36px}
/* AI */
html[data-site-theme="vibrant"] .guards span,html[data-site-theme="vibrant"] .kit-row .items span{border-radius:999px;padding:6px 12px}
html[data-site-theme="vibrant"] .q{border-radius:20px 20px 6px 20px}
html[data-site-theme="vibrant"] pre.sql{border-radius:18px}
/* experience */
html[data-site-theme="vibrant"] .seg{border-radius:999px}
html[data-site-theme="vibrant"] .seg.r1{background:#57534E}html[data-site-theme="vibrant"] .seg.r2{background:#44403C}html[data-site-theme="vibrant"] .seg.r3{background:#292524}
html[data-site-theme="vibrant"] .seg.d1{background:var(--orange-soft);color:var(--orange-deep);border-color:#FED7AA}
html[data-site-theme="vibrant"] .seg.d2{background:var(--accent-soft);color:var(--accent-ink);border-color:#A7F3D0}
html[data-site-theme="vibrant"] .job li::marker{color:var(--orange)}
/* principles as cards */
html[data-site-theme="vibrant"] .principles{border:0;gap:18px}
html[data-site-theme="vibrant"] .pr{border:1px solid #EFEDEA;border-radius:24px;background:var(--surface);box-shadow:var(--shadow);transition:transform .3s ease}
html[data-site-theme="vibrant"] .pr:hover{transform:translateY(-3px)}
/* writing, about, blog */
html[data-site-theme="vibrant"] .soon{border-radius:999px}
html[data-site-theme="vibrant"] .bio{font-family:var(--sans);font-size:20px;line-height:1.65}
html[data-site-theme="vibrant"] .sf img{border-radius:22px}
html[data-site-theme="vibrant"] .copy{border-radius:999px;padding:8px 14px}
html[data-site-theme="vibrant"] .post .dek{font-family:var(--sans);font-style:normal;font-weight:500}
html[data-site-theme="vibrant"] .page-head h1,html[data-site-theme="vibrant"] .post h1{line-height:.98}
html[data-site-theme="vibrant"] .author img{border-radius:16px}
html[data-site-theme="vibrant"] .bl-row h2{font-weight:800}
/* contact: high-impact orange band */
html[data-site-theme="vibrant"] .contact{position:relative;overflow:hidden;background:var(--orange-deep);border-top:0;color:#fff}
html[data-site-theme="vibrant"] .contact::after{content:"";position:absolute;right:-70px;top:-70px;width:340px;height:340px;border:44px solid rgba(255,255,255,.12);border-radius:72px;transform:rotate(45deg);pointer-events:none}
html[data-site-theme="vibrant"] .contact .wrap{position:relative;z-index:1}
html[data-site-theme="vibrant"] .contact .eyebrow{color:#FFEDD5}
html[data-site-theme="vibrant"] .contact h2{color:#fff;text-transform:uppercase;font-weight:900;letter-spacing:-.04em;font-size:clamp(40px,6vw,80px);line-height:.92}
html[data-site-theme="vibrant"] .contact p.lede{color:#FFF7ED;font-weight:500}
html[data-site-theme="vibrant"] .mail-addr{background:#fff;border-color:#fff;color:#1C1917;border-radius:16px}
html[data-site-theme="vibrant"] .contact .btn-primary{background:#1C1917;color:#fff}
html[data-site-theme="vibrant"] .contact .btn-primary:hover{background:var(--accent)}
html[data-site-theme="vibrant"] .contact .btn-line{background:transparent;border-color:rgba(255,255,255,.75);color:#fff}
html[data-site-theme="vibrant"] .contact .btn-line:hover{background:#fff;border-color:#fff;color:#1C1917}
html[data-site-theme="vibrant"] .contact :focus-visible{outline-color:#fff}
/* Vibrant: colorful platform band. Each stage gets its own color. */
html[data-site-theme="vibrant"] .band{position:relative;overflow:hidden;background:radial-gradient(900px 480px at 0% 0%,rgba(5,150,105,.28),transparent 60%),radial-gradient(800px 460px at 100% 100%,rgba(234,88,12,.24),transparent 60%),radial-gradient(600px 360px at 60% 40%,rgba(250,204,21,.07),transparent 70%),#1C1917}
html[data-site-theme="vibrant"] .band h2{background:linear-gradient(90deg,#FAFAF9 0%,#FAFAF9 45%,#6EE7B7 75%,#FDBA74 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
html[data-site-theme="vibrant"] .band .sec-head .eyebrow{color:#6EE7B7}
html[data-site-theme="vibrant"] .bstats{border:0;gap:14px}
html[data-site-theme="vibrant"] .bstat,html[data-site-theme="vibrant"] .bstat+.bstat{padding:20px 22px;border:1px solid rgba(var(--c),.35);border-radius:22px;background:linear-gradient(160deg,rgba(var(--c),.20),rgba(var(--c),.05))}
html[data-site-theme="vibrant"] .bstat:nth-child(1){--c:52,211,153}html[data-site-theme="vibrant"] .bstat:nth-child(2){--c:251,146,60}html[data-site-theme="vibrant"] .bstat:nth-child(3){--c:250,204,21}html[data-site-theme="vibrant"] .bstat:nth-child(4){--c:56,189,248}
html[data-site-theme="vibrant"] .bstat b{color:rgb(var(--c))}
html[data-site-theme="vibrant"] .bstat span{color:#D6D3D1}
@media (max-width:760px){html[data-site-theme="vibrant"] .bstat:nth-child(n){border-top:1px solid rgba(var(--c),.35);padding-left:22px}}
html[data-site-theme="vibrant"] .stage:nth-child(1){--c:251,146,60}html[data-site-theme="vibrant"] .stage:nth-child(2){--c:250,204,21}html[data-site-theme="vibrant"] .stage:nth-child(3){--c:52,211,153}html[data-site-theme="vibrant"] .stage:nth-child(4){--c:56,189,248}
html[data-site-theme="vibrant"] .stage-h{border-bottom:2px solid rgba(var(--c),.55);align-items:center}
html[data-site-theme="vibrant"] .stage-h .eyebrow{display:inline-flex;align-items:center;gap:10px;color:rgb(var(--c))}
html[data-site-theme="vibrant"] .stage-h .eyebrow::before{content:"";width:26px;height:26px;border-radius:9px;background:rgba(var(--c),.18);box-shadow:inset 0 0 0 1px rgba(var(--c),.45),inset 0 0 0 8px rgba(var(--c),.0);background-image:radial-gradient(circle at center,rgb(var(--c)) 0 4px,transparent 5px);transition:transform .3s}
html[data-site-theme="vibrant"] .stage:hover .stage-h .eyebrow::before{transform:scale(1.1)}
html[data-site-theme="vibrant"] .stage-h .step{color:rgb(var(--c));background:rgba(var(--c),.14);padding:2px 9px;border-radius:999px}
html[data-site-theme="vibrant"] .stage + .stage::before{border-color:rgb(var(--c))}
html[data-site-theme="vibrant"] .pnode{background:linear-gradient(160deg,rgba(var(--c),.13),rgba(41,37,36,.9) 70%);border-color:rgba(var(--c),.30)}
html[data-site-theme="vibrant"] .pnode:hover{border-color:rgba(var(--c),.7);box-shadow:0 12px 30px -16px rgba(var(--c),.6)}
html[data-site-theme="vibrant"] .pnode b{color:#FFFFFF}
html[data-site-theme="vibrant"] .pnode span{color:#D6D3D1}
html[data-site-theme="vibrant"] .pnode.fade{opacity:.75;border-style:dashed}
html[data-site-theme="vibrant"] .pnode.hot{background:linear-gradient(135deg,#059669,#10B981 55%,#34D399);border:0;box-shadow:0 18px 40px -16px rgba(16,185,129,.7)}
html[data-site-theme="vibrant"] .pnode.hot b{color:#fff}
html[data-site-theme="vibrant"] .pnode.hot span{color:#ECFDF5}
html[data-site-theme="vibrant"] .portals em{border-color:rgba(251,146,60,.45);background:rgba(251,146,60,.12);color:#FED7AA}
html[data-site-theme="vibrant"] .band-foot{border-top:1px solid rgba(255,255,255,.12)}
html[data-site-theme="vibrant"] .band-foot b{display:flex;align-items:center;gap:8px}
html[data-site-theme="vibrant"] .band-foot b::before{content:"";width:10px;height:10px;border-radius:50%;background:var(--dot)}
html[data-site-theme="vibrant"] .band-foot p:nth-child(1){--dot:#34D399}html[data-site-theme="vibrant"] .band-foot p:nth-child(2){--dot:#FB923C}html[data-site-theme="vibrant"] .band-foot p:nth-child(3){--dot:#FACC15}
html[data-site-theme="vibrant"] .band-foot p{color:#D6D3D1}
html[data-site-theme="vibrant"] footer{background:#fff}
html[data-site-theme="vibrant"] .toast{border-radius:999px}
/* ===== Theme picker (all themes) ===== */
.theme-pick{position:relative}
.theme-caret{width:12px;height:12px;flex:none;opacity:.7}
.theme-menu{position:absolute;right:0;top:calc(100% + 8px);min-width:236px;background:var(--surface);border:1px solid var(--rule);border-radius:14px;padding:6px;box-shadow:0 18px 40px -18px rgba(0,0,0,.35);z-index:70;display:grid;gap:2px}
.theme-menu[hidden]{display:none}
.theme-menu button{display:grid;grid-template-columns:18px 1fr;column-gap:10px;align-items:center;text-align:left;padding:9px 10px;border:0;background:transparent;border-radius:10px;cursor:pointer;font-family:var(--sans);font-size:14px;font-weight:600;color:var(--ink)}
.theme-menu button:hover,.theme-menu button:focus-visible{background:var(--rule-2)}
.theme-menu button[aria-checked="true"]{background:var(--accent-soft)}
.theme-menu small{grid-column:2;font-size:12px;font-weight:400;color:var(--ink-3)}
.theme-menu .sw{grid-row:1 / span 2;width:18px;height:18px;border-radius:50%}
.sw-vibrant{background:linear-gradient(135deg,#059669 0 50%,#EA580C 50% 100%)}
.sw-classic{background:linear-gradient(135deg,#0F1B2D 0 50%,#1F4ED6 50% 100%)}
.sw-playful{background:conic-gradient(#1F7A70 0 33%,#F4D35E 0 66%,#EE6C4D 0)}
@media (max-width:520px){.theme-caret{display:none}}
/* hooks used only by Playful; neutral everywhere else */
.acc,.hero .hl{font:inherit;color:inherit;letter-spacing:inherit}
.sticker,.photo-tag,.marquee{display:none}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ===== Playful theme: sticker-style, pastel bands, teal / sun / coral ===== */
html[data-site-theme="playful"]{
  --paper:#FFFBF2; --surface:#FFFFFF; --ink:#12263A; --ink-2:#2E4157; --ink-3:#556578;
  --rule:#D9D0BE; --rule-2:#EEE7D8; --accent:#0F6B62; --accent-ink:#0B544D; --accent-soft:#D6F0EB;
  --good:#1F7A70; --good-soft:#D6F0EB; --warn:#E05A3A; --track:#EFE8DA;
  --night:#12263A; --night-2:#1B344C; --night-line:rgba(255,251,242,.2); --night-ink:#FFFBF2; --night-muted:#C9D4DF; --night-accent:#F4D35E;
  --teal:#1F7A70; --sun:#F4D35E; --coral:#EE6C4D; --coral-soft:#FBD3C7; --lilac:#DCCBEE; --sky:#CBE6F8; --mint:#CDEBD5; --butter:#FFF1C4;
  --display:"Bricolage Grotesque","DM Sans",system-ui,sans-serif; --sans:"DM Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --mono:"Space Mono",ui-monospace,Menlo,Consolas,monospace; --serif-acc:"Instrument Serif",Georgia,"Times New Roman",serif;
  --radius:26px; --hard:6px 6px 0 var(--ink);
}
html[data-site-theme="playful"] h1,html[data-site-theme="playful"] h2,html[data-site-theme="playful"] h3{font-family:var(--display);font-weight:800;letter-spacing:-.025em}
html[data-site-theme="playful"] .acc{font-family:var(--serif-acc);font-style:italic;font-weight:400;letter-spacing:0;color:var(--coral)}
html[data-site-theme="playful"] .eyebrow{font-family:var(--mono);font-weight:700;letter-spacing:.14em;font-size:12px;color:var(--ink-2)}
html[data-site-theme="playful"] .theme-dot{background:conic-gradient(#1F7A70 0 33%,#F4D35E 0 66%,#EE6C4D 0)}
html[data-site-theme="playful"] .theme-btn{border:2px solid var(--ink);font-weight:700}
html[data-site-theme="playful"] .theme-menu{border:2px solid var(--ink);box-shadow:5px 5px 0 var(--ink);border-radius:18px}
html[data-site-theme="playful"] .theme-menu button[aria-checked="true"]{background:var(--butter)}
/* nav */
html[data-site-theme="playful"] .nav{background:rgba(255,251,242,.94);border-bottom:2px solid var(--ink)}
html[data-site-theme="playful"] .nav-in{min-height:70px}
html[data-site-theme="playful"] .brand{font-family:var(--display);font-weight:800}
html[data-site-theme="playful"] .mark{border-radius:50%;background:var(--ink);color:var(--sun);width:34px;height:34px;font-family:var(--mono);font-weight:700}
html[data-site-theme="playful"] .links a{font-weight:500;color:var(--ink)}
html[data-site-theme="playful"] .links a:hover{background:var(--butter);color:var(--ink);border-radius:999px}
html[data-site-theme="playful"] .links a[aria-current="true"]{box-shadow:inset 0 -3px 0 var(--coral)}
html[data-site-theme="playful"] .links .btn-line{background:var(--sun);border:2px solid var(--ink);border-radius:999px;color:var(--ink);box-shadow:3px 3px 0 var(--ink)}
html[data-site-theme="playful"] .menu-btn{border:2px solid var(--ink);border-radius:12px}
/* buttons */
html[data-site-theme="playful"] .btn{border-radius:999px;border:2px solid var(--ink);font-weight:700;box-shadow:4px 4px 0 var(--ink);transition:transform .15s ease,box-shadow .15s ease}
html[data-site-theme="playful"] .btn:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--ink)}
html[data-site-theme="playful"] .btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
html[data-site-theme="playful"] .btn-primary,html[data-site-theme="playful"] .btn-primary:hover{background:var(--sun);color:var(--ink)}
html[data-site-theme="playful"] .btn-line,html[data-site-theme="playful"] .btn-line:hover{background:#fff;color:var(--ink);border-color:var(--ink)}
/* hero */
html[data-site-theme="playful"] .hero{background:var(--teal);border-bottom:2px solid var(--ink);overflow:hidden;padding-block:72px 84px}
html[data-site-theme="playful"] .hero h1{color:#fff;font-size:clamp(42px,5.4vw,82px);line-height:.98;letter-spacing:-.035em}
html[data-site-theme="playful"] .hero .hl{background:var(--sun);color:var(--ink);padding:0 .14em;border-radius:.2em;-webkit-box-decoration-break:clone;box-decoration-break:clone}
html[data-site-theme="playful"] .hero h1 em{display:block;font-family:var(--serif-acc);font-style:italic;font-weight:400;color:var(--sun);font-size:.62em;letter-spacing:0;margin-top:14px;line-height:1.08}
html[data-site-theme="playful"] .proof{color:var(--sun)}
html[data-site-theme="playful"] .proof span:not(:last-child)::after{color:rgba(255,255,255,.55)}
html[data-site-theme="playful"] .intro{color:#EAF6F3}
html[data-site-theme="playful"] .intro strong{color:#fff}
html[data-site-theme="playful"] .also{color:#E3F2EF}
html[data-site-theme="playful"] .also li::before{background:var(--sun);border-radius:50%}
html[data-site-theme="playful"] .hero a:not(.btn){color:#fff;text-decoration-color:var(--sun);text-decoration-thickness:2px}
html[data-site-theme="playful"] .quiet-links a{border-bottom:2px solid var(--sun)}
html[data-site-theme="playful"] .photo figure{border:2px solid var(--ink);border-radius:999px 999px 26px 26px;padding:0;overflow:hidden;box-shadow:10px 10px 0 var(--ink);background:var(--sun);position:relative;z-index:1}
html[data-site-theme="playful"] .photo img{border-radius:0}
html[data-site-theme="playful"] .deco{display:block;position:absolute;z-index:0;inset:auto}
html[data-site-theme="playful"] .deco-a{width:96px;height:96px;border-radius:50%;background:var(--coral);border:2px solid var(--ink);left:-46px;top:-28px}
html[data-site-theme="playful"] .deco-b{width:58px;height:58px;right:-26px;bottom:90px;background:var(--sun);clip-path:polygon(50% 0,61% 35%,98% 35%,68% 57%,79% 91%,50% 70%,21% 91%,32% 57%,2% 35%,39% 35%);z-index:2;animation:spin 18s linear infinite}
html[data-site-theme="playful"] .float-chip{display:none}
html[data-site-theme="playful"] .sticker{display:grid;place-items:center;position:absolute;right:-34px;top:-30px;width:124px;height:124px;border-radius:50%;background:var(--sun);border:2px solid var(--ink);z-index:3;box-shadow:4px 4px 0 var(--ink)}
html[data-site-theme="playful"] .sticker svg{position:absolute;inset:0;width:100%;height:100%;animation:spin 16s linear infinite}
html[data-site-theme="playful"] .sticker text{font-family:var(--mono);font-size:9.6px;font-weight:700;letter-spacing:1px;fill:var(--ink)}
html[data-site-theme="playful"] .sticker b{display:grid;justify-items:center;font-family:var(--display);font-weight:800;font-size:30px;line-height:.9;color:var(--ink)}
html[data-site-theme="playful"] .sticker small{font-family:var(--mono);font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;margin-top:3px}
html[data-site-theme="playful"] .photo-tag{display:inline-block;position:absolute;left:-30px;bottom:40px;z-index:3;background:#fff;border:2px solid var(--ink);border-radius:999px;padding:8px 14px;font-family:var(--sans);font-weight:700;font-size:13px;color:var(--ink);transform:rotate(-5deg);box-shadow:3px 3px 0 var(--ink)}
@media (max-width:900px){html[data-site-theme="playful"] .hero{padding-block:36px 48px}html[data-site-theme="playful"] .photo{max-width:250px}html[data-site-theme="playful"] .deco,html[data-site-theme="playful"] .photo-tag{display:none}html[data-site-theme="playful"] .sticker{width:78px;height:78px;right:-30px;top:-18px}html[data-site-theme="playful"] .sticker text{font-size:0}html[data-site-theme="playful"] .sticker b{font-size:22px}html[data-site-theme="playful"] .photo figure{box-shadow:6px 6px 0 var(--ink)}}
/* marquee */
html[data-site-theme="playful"] .marquee{display:block;background:var(--sun);border-bottom:2px solid var(--ink);overflow:hidden;white-space:nowrap}
html[data-site-theme="playful"] .marquee-track{display:inline-flex;align-items:center;gap:26px;padding:14px 0 14px 26px;animation:marquee 34s linear infinite}
html[data-site-theme="playful"] .marquee span{font-family:var(--display);font-weight:800;font-size:22px;color:var(--ink);letter-spacing:-.01em}
html[data-site-theme="playful"] .marquee i{font-style:normal;color:var(--coral);font-size:18px}
/* paths */
html[data-site-theme="playful"] .paths{background:#fff;border-top:0;border-bottom:2px solid var(--ink)}
html[data-site-theme="playful"] .path .eyebrow{color:var(--coral)}
html[data-site-theme="playful"] .path a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--sun);text-decoration-thickness:3px;text-underline-offset:5px}
/* section bands */
html[data-site-theme="playful"] section.section{padding-top:96px!important;border-top:2px solid var(--ink)}
html[data-site-theme="playful"] #work{background:var(--paper);border-top:0}
html[data-site-theme="playful"] #ai{background:var(--sky)}
html[data-site-theme="playful"] #blog{background:var(--paper)}
html[data-site-theme="playful"] #experience{background:#fff}
html[data-site-theme="playful"] #principles{background:var(--butter)}
html[data-site-theme="playful"] #toolkit{background:var(--paper)}
html[data-site-theme="playful"] #writing{background:var(--mint)}
html[data-site-theme="playful"] #about{background:var(--lilac)}
html[data-site-theme="playful"] .sec-head h2{font-size:clamp(38px,5vw,66px);line-height:1}
/* cards */
html[data-site-theme="playful"] .card,html[data-site-theme="playful"] .bl-card,html[data-site-theme="playful"] .console,html[data-site-theme="playful"] .ruler,html[data-site-theme="playful"] .facts,html[data-site-theme="playful"] .book,html[data-site-theme="playful"] .author,html[data-site-theme="playful"] .pr,html[data-site-theme="playful"] .bl-empty{border:2px solid var(--ink);border-radius:var(--radius);box-shadow:var(--hard);background:#fff}
html[data-site-theme="playful"] .card,html[data-site-theme="playful"] .bl-card,html[data-site-theme="playful"] .pr{transition:transform .15s ease,box-shadow .15s ease}
html[data-site-theme="playful"] .card:hover,html[data-site-theme="playful"] .bl-card:hover,html[data-site-theme="playful"] .pr:hover{transform:translate(-3px,-3px);box-shadow:9px 9px 0 var(--ink);border-color:var(--ink)}
html[data-site-theme="playful"] .card:nth-child(4n+1){background:var(--butter)}html[data-site-theme="playful"] .card:nth-child(4n+2){background:var(--coral-soft)}html[data-site-theme="playful"] .card:nth-child(4n+3){background:var(--mint)}html[data-site-theme="playful"] .card:nth-child(4n+4){background:var(--sky)}
html[data-site-theme="playful"] .fig{background:#fff;border:2px solid var(--ink);border-radius:18px}
html[data-site-theme="playful"] .tag{background:#fff;border:2px solid var(--ink);color:var(--ink);font-family:var(--mono);font-weight:700}
html[data-site-theme="playful"] .card h3{font-size:25px;line-height:1.06}
html[data-site-theme="playful"] .card p{color:var(--ink-2)}
html[data-site-theme="playful"] .stack{border-top:1.5px dashed var(--ink);color:var(--ink-2)}
html[data-site-theme="playful"] .chip{border:2px solid var(--ink);color:var(--ink);font-family:var(--mono);font-weight:700;background:#fff}
html[data-site-theme="playful"] .chip[aria-pressed="true"]{background:var(--ink);color:var(--paper)}
html[data-site-theme="playful"] .chip[aria-pressed="true"] .n{color:var(--sun)}
html[data-site-theme="playful"] .squares i{background:var(--ink);opacity:1;border-radius:3px}
html[data-site-theme="playful"] .fill.after{background:var(--teal)}html[data-site-theme="playful"] .fill.bad{background:var(--coral)}html[data-site-theme="playful"] .fill.before{background:#9AA5B1}
html[data-site-theme="playful"] .big{font-family:var(--display);font-weight:800;letter-spacing:-.03em}
html[data-site-theme="playful"] .share .node{stroke:var(--ink);stroke-width:1.5}html[data-site-theme="playful"] .share .node.prod{fill:var(--sun)}html[data-site-theme="playful"] .share .prod-t{fill:var(--ink)}html[data-site-theme="playful"] .share .link{stroke:var(--ink)}
/* platform band */
html[data-site-theme="playful"] .band{background:var(--ink)}
html[data-site-theme="playful"] .band .acc{color:var(--sun)}
html[data-site-theme="playful"] .band .eyebrow{color:var(--sun)}
html[data-site-theme="playful"] .bstats{border:0;gap:14px}
html[data-site-theme="playful"] .bstat,html[data-site-theme="playful"] .bstat+.bstat{padding:20px 22px;border:2px solid #0A1622;border-radius:22px;box-shadow:5px 5px 0 #050C13}
html[data-site-theme="playful"] .bstat:nth-child(1){background:var(--sun)}html[data-site-theme="playful"] .bstat:nth-child(2){background:var(--coral-soft)}html[data-site-theme="playful"] .bstat:nth-child(3){background:var(--mint)}html[data-site-theme="playful"] .bstat:nth-child(4){background:var(--sky)}
html[data-site-theme="playful"] .bstat b{color:var(--ink);font-family:var(--display);font-weight:800;font-size:38px}
html[data-site-theme="playful"] .bstat span{color:var(--ink-2)}
@media (max-width:760px){html[data-site-theme="playful"] .bstat:nth-child(n){border-top:2px solid #0A1622;padding-left:22px}}
html[data-site-theme="playful"] .stage:nth-child(1){--pc:var(--sun)}html[data-site-theme="playful"] .stage:nth-child(2){--pc:var(--coral-soft)}html[data-site-theme="playful"] .stage:nth-child(3){--pc:var(--mint)}html[data-site-theme="playful"] .stage:nth-child(4){--pc:var(--sky)}
html[data-site-theme="playful"] .stage-h{border-bottom:2px solid var(--pc);align-items:center}
html[data-site-theme="playful"] .stage-h .eyebrow{color:var(--pc)}
html[data-site-theme="playful"] .stage-h .step{color:var(--ink);background:var(--pc);padding:2px 9px;border-radius:999px;font-family:var(--mono);font-weight:700}
html[data-site-theme="playful"] .stage + .stage::before{border-color:var(--sun)}
html[data-site-theme="playful"] .pnode{background:var(--pc);border:2px solid #0A1622;border-radius:18px;box-shadow:4px 4px 0 #050C13}
html[data-site-theme="playful"] .pnode b{color:var(--ink)}html[data-site-theme="playful"] .pnode span{color:var(--ink-2)}
html[data-site-theme="playful"] .pnode.hot{background:var(--sun);box-shadow:6px 6px 0 var(--coral)}
html[data-site-theme="playful"] .pnode.fade{opacity:1;background:transparent;border:2px dashed var(--pc);box-shadow:none}html[data-site-theme="playful"] .pnode.fade b{color:var(--night-ink)}html[data-site-theme="playful"] .pnode.fade span{color:var(--night-muted)}
html[data-site-theme="playful"] .portals em{background:#fff;border:1.5px solid var(--ink);color:var(--ink);border-radius:999px;padding:2px 8px}
html[data-site-theme="playful"] .band-foot{border-top:2px dashed var(--night-line)}
html[data-site-theme="playful"] .band-foot b{color:var(--sun)}
/* AI */
html[data-site-theme="playful"] .guards span,html[data-site-theme="playful"] .kit-row .items span{border:2px solid var(--ink);border-radius:999px;background:#fff;font-family:var(--mono);font-weight:700;font-size:12px;color:var(--ink);padding:6px 12px}
html[data-site-theme="playful"] .q{background:var(--ink);border-radius:20px 20px 6px 20px}
html[data-site-theme="playful"] .read{border-left-color:var(--coral)}
html[data-site-theme="playful"] pre.sql{border:2px solid var(--ink);border-radius:16px;background:var(--butter)}
html[data-site-theme="playful"] .builds{border-top:2px solid var(--ink)}
html[data-site-theme="playful"] .build{border-bottom:1.5px dashed var(--ink)}
html[data-site-theme="playful"] .status{border:2px solid var(--ink);border-radius:999px;padding:3px 10px;background:#fff;font-family:var(--mono);font-weight:700;color:var(--ink)}
html[data-site-theme="playful"] .status.done{background:var(--mint)}html[data-site-theme="playful"] .status.wip{background:var(--sun)}
/* experience */
html[data-site-theme="playful"] .seg{border:2px solid var(--ink);color:var(--ink);border-radius:999px}
html[data-site-theme="playful"] .seg.r1{background:var(--sky)}html[data-site-theme="playful"] .seg.r2{background:var(--lilac)}html[data-site-theme="playful"] .seg.r3{background:var(--mint)}html[data-site-theme="playful"] .seg.r4{background:var(--sun)}
html[data-site-theme="playful"] .seg.d1{background:var(--coral-soft);border-color:var(--ink);color:var(--ink)}html[data-site-theme="playful"] .seg.d2{background:var(--butter);border-color:var(--ink);color:var(--ink)}
html[data-site-theme="playful"] .roles{border-top:2px solid var(--ink)}
html[data-site-theme="playful"] .job{border-bottom:1.5px dashed var(--ink);position:relative}
html[data-site-theme="playful"] .when b{font-family:var(--mono);font-weight:700}
html[data-site-theme="playful"] .job li::marker{color:var(--coral)}
/* principles, toolkit, writing */
html[data-site-theme="playful"] .principles{border:0;gap:18px}
html[data-site-theme="playful"] .pr:nth-child(3n+1) h3::before,html[data-site-theme="playful"] .pr:nth-child(3n+2) h3::before,html[data-site-theme="playful"] .pr:nth-child(3n+3) h3::before{content:"";display:block;width:34px;height:8px;border-radius:999px;margin-bottom:14px;background:var(--coral)}
html[data-site-theme="playful"] .pr:nth-child(3n+2) h3::before{background:var(--teal)}html[data-site-theme="playful"] .pr:nth-child(3n+3) h3::before{background:var(--sun)}
html[data-site-theme="playful"] .kit{border-top:2px solid var(--ink)}
html[data-site-theme="playful"] .kit-row{border-bottom:1.5px dashed var(--ink)}
html[data-site-theme="playful"] .kit-row.poc .items span{border-style:dashed;background:transparent;color:var(--ink-2)}
html[data-site-theme="playful"] .soon{background:var(--sun);color:var(--ink);border:2px solid var(--ink);font-family:var(--mono);font-weight:700}
html[data-site-theme="playful"] .list h3{font-family:var(--mono);font-weight:700;color:var(--ink)}
html[data-site-theme="playful"] .list ul{border-top:2px solid var(--ink)}
html[data-site-theme="playful"] .list li{border-bottom:1.5px dashed rgba(18,38,58,.35)}
/* blog */
html[data-site-theme="playful"] .bl-card:nth-child(3n+1){background:var(--sun)}html[data-site-theme="playful"] .bl-card:nth-child(3n+2){background:var(--sky)}html[data-site-theme="playful"] .bl-card:nth-child(3n+3){background:var(--lilac)}
html[data-site-theme="playful"] .bl-tags span{background:#fff;border:1.5px solid var(--ink);color:var(--ink);font-family:var(--mono);font-weight:700}
html[data-site-theme="playful"] .bl-more{color:var(--ink);border-top:1.5px dashed var(--ink)}
html[data-site-theme="playful"] .bl-foot a{color:var(--ink);text-decoration:underline;text-decoration-color:var(--coral);text-decoration-thickness:3px;text-underline-offset:5px}
html[data-site-theme="playful"] .page-head{background:var(--sky);border-bottom:2px solid var(--ink)}
html[data-site-theme="playful"] .bl-list{border-top:2px solid var(--ink)}
html[data-site-theme="playful"] .bl-row{border-bottom:1.5px dashed var(--ink)}
html[data-site-theme="playful"] .post .dek{font-family:var(--serif-acc);font-style:italic;font-size:26px;color:var(--ink-2)}
html[data-site-theme="playful"] .post-code{background:var(--ink);color:#F3F6F9;border:2px solid var(--ink);border-radius:18px;box-shadow:var(--hard)}
html[data-site-theme="playful"] .post-body sup a{color:var(--coral)}
html[data-site-theme="playful"] .sources{border-top:2px solid var(--ink)}
/* about */
html[data-site-theme="playful"] .bio{font-family:var(--sans);font-size:20px;line-height:1.65}
html[data-site-theme="playful"] .sf img{border:2px solid var(--ink);border-radius:18px}
html[data-site-theme="playful"] .copy{border:2px solid var(--ink);border-radius:999px;background:var(--sun);font-weight:700}
/* contact + footer */
html[data-site-theme="playful"] .contact{background:var(--coral);border-top:2px solid var(--ink);color:var(--ink)}
html[data-site-theme="playful"] .contact .eyebrow{color:var(--ink)}
html[data-site-theme="playful"] .contact h2{color:var(--ink);font-size:clamp(44px,6.4vw,92px);line-height:.95}
html[data-site-theme="playful"] .contact .acc{color:#fff}
html[data-site-theme="playful"] .contact p.lede{color:var(--ink)}
html[data-site-theme="playful"] .mail-addr{background:#fff;border:2px solid var(--ink);border-radius:16px;box-shadow:5px 5px 0 var(--ink);color:var(--ink)}
html[data-site-theme="playful"] footer{background:var(--ink);color:var(--night-muted);border-top:0}
html[data-site-theme="playful"] .foot a{color:var(--paper)}
html[data-site-theme="playful"] .toast{background:var(--ink);border-radius:999px}
.toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--paper);font-family:var(--mono);font-size:13px;padding:10px 14px;border-radius:8px;z-index:80}