/* ---------- tokens ---------- */
:root {
  --paper: #F3F5F2;
  --paper-2: #E8ECE7;
  --map-bg: #FBFCFA;
  --ink: #14181B;
  --ink-2: #48524D;
  --ink-3: #737D78;
  --rule: #D2D8D2;
  --grid: #DFE5DF;
  --station: #FFFFFF;

  --ai: #3345A8;
  --hack: #D6432B;
  --jnn: #D99C00;
  --apps: #00847A;
  --on-line: #FFFFFF;

  --sign: #14181B;
  --sign-ink: #F1F4F0;
  --led-bg: #101315;
  --led: #FFB02E;
  --led-frame: #2B3236;
  --window: #FFFFFF;
  --ticket: #DCE6D2;
  --ticket-ink: #1F2A22;
  --focus: #3345A8;
  --shadow: rgba(10, 16, 18, .22);

  --f-sans: 'Overpass', 'Segoe UI', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --f-mono: 'Overpass Mono', ui-monospace, 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
  --f-led: 'Doto', 'Overpass Mono', ui-monospace, Consolas, monospace;

  --gutter: clamp(16px, 4vw, 48px);
  --topbar: 58px;
  --ease: cubic-bezier(.2, .8, .2, 1);
  color-scheme: light;
}
/* Light is the default for everyone; dark only when the visitor picks Night. */
:root[data-theme="dark"] {
  --paper: #0C1013; --paper-2: #141B20; --map-bg: #10161A;
  --ink: #E6EBE8; --ink-2: #A9B3AE; --ink-3: #74807A;
  --rule: #26313A; --grid: #1A2328; --station: #10161A;
  --ai: #8395F6; --hack: #FF7058; --jnn: #F0BC39; --apps: #33C4B4; --on-line: #0C1013;
  --sign: #1A2227; --sign-ink: #EEF2EF; --led-bg: #07090A; --led-frame: #1E262B; --window: #FFD66B;
  --ticket: #1A2420; --ticket-ink: #DDE8DE; --focus: #8395F6; --shadow: rgba(0, 0, 0, .55);
  color-scheme: dark;
}

/* ---------- base ---------- */
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--topbar) + 12px); }
body {
  margin: 0;
  padding-inline: var(--gutter);
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.6 var(--f-sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  transition: background-color .4s;
}
main, .footer, .topbar { max-width: 1400px; margin-inline: auto; }
h1, h2, h3, h4 { text-wrap: balance; }
a { color: inherit; }
img, svg { max-width: 100%; }
button { font: inherit; color: inherit; }
::selection { background: var(--jnn); color: #14181B; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
code { font: 500 .86em var(--f-mono); background: var(--paper-2); padding: .08em .35em; border-radius: 2px; }

.progress {
  position: fixed; left: 0; right: 0; top: env(safe-area-inset-top, 0px); z-index: 60; height: 3px;
  transform-origin: left; transform: scaleX(0);
  background: linear-gradient(90deg, var(--ai) 0 25%, var(--hack) 25% 50%, var(--jnn) 50% 75%, var(--apps) 75% 100%);
}
.skip { position: absolute; left: 16px; top: -60px; z-index: 70; background: var(--ink); color: var(--paper); padding: 8px 12px; font-weight: 700; }
.skip:focus { top: 12px; }

.ctl {
  display: inline-flex; align-items: center; gap: 6px;
  border: 1.5px solid var(--ink); background: transparent; color: var(--ink);
  font: 700 12.5px/1 var(--f-sans); letter-spacing: .07em; text-transform: uppercase;
  padding: 9px 12px 8px; border-radius: 3px; cursor: pointer;
  transition: background .15s, color .15s;
}
.ctl:hover, .ctl[aria-pressed="true"] { background: var(--ink); color: var(--paper); }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 20px 12px; border-radius: 3px;
  font: 800 15px/1 var(--f-sans); letter-spacing: .02em; text-decoration: none;
  transition: transform .25s var(--ease), background .2s, color .2s, box-shadow .25s;
}
.btn span { transition: transform .25s var(--ease); }
.btn-solid { background: var(--ink); color: var(--paper); box-shadow: 0 10px 24px -12px var(--shadow); }
.btn-solid:hover { transform: translateY(-2px); box-shadow: 0 16px 30px -14px var(--shadow); }
.btn-solid:hover span { transform: translateY(3px); }
.btn-line { border: 1.5px solid var(--ink); }
.btn-line:hover { background: var(--ink); color: var(--paper); }
.btn-line:hover span { transform: translate(2px, -2px); }
.btn-text { padding-inline: 6px; text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 5px; }

.chip {
  display: inline-block;
  font: 800 12px/1 var(--f-led); letter-spacing: .07em;
  background: var(--led-bg); color: var(--led); padding: 5px 8px 4px; border-radius: 2px;
  text-shadow: 0 0 5px rgba(255, 176, 46, .45); white-space: nowrap;
}
.chip.s-live { color: #7CF0A0; text-shadow: 0 0 6px rgba(124, 240, 160, .5); }
.chip.sm { font-size: 10.5px; padding: 4px 6px 3px; }
.pill {
  display: inline-block; font: 600 11.5px var(--f-mono); letter-spacing: .06em; text-transform: uppercase;
  padding: 5px 9px 4px; border-radius: 999px; border: 1.5px solid var(--rule); color: var(--ink-2);
}
.pill.line { border-color: var(--vc); color: var(--ink); }

/* ---------- top bar ---------- */
.topbar {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  height: var(--topbar);
  display: flex; align-items: center; gap: 24px;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(10px); backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--rule);
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; margin-right: auto; }
.brand-mark {
  display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%;
  border: 3px solid var(--ink); font: 900 11.5px/1 var(--f-sans); letter-spacing: -.02em; padding-top: 2px;
  transition: transform .5s var(--ease);
}
.brand:hover .brand-mark { transform: rotate(-360deg); }
.brand-name { font: 900 17px var(--f-sans); letter-spacing: .01em; }
.nav { display: flex; gap: 22px; }
.nav a {
  font: 700 12.5px var(--f-sans); letter-spacing: .1em; text-transform: uppercase;
  text-decoration: none; color: var(--ink-2); padding-block: 6px;
  background: linear-gradient(var(--u), var(--u)) left bottom / 0 3px no-repeat;
  transition: background-size .25s var(--ease), color .2s;
}
.nav a:hover { color: var(--ink); background-size: 100% 3px; }
.theme-btn {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  border: 1.5px solid var(--rule); background: transparent; border-radius: 999px; padding: 7px 12px 6px;
  font: 700 12px var(--f-sans); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2);
}
.theme-btn:hover { border-color: var(--ink); color: var(--ink); }
.theme-btn svg { transition: transform .6s cubic-bezier(.3, 1.4, .5, 1); }
.theme-btn[aria-pressed="true"] svg { transform: rotate(180deg); }

/* ---------- hero ---------- */
.hero {
  position: relative; isolation: isolate;
  display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(330px, .88fr);
  gap: clamp(28px, 4vw, 64px); align-items: center;
  padding-block: clamp(44px, 7vw, 92px) clamp(36px, 5vw, 64px);
  min-height: min(760px, calc(100svh - var(--topbar)));
}
.hero-net {
  position: absolute; z-index: -1; top: 0; bottom: 0;
  left: calc(-1 * var(--gutter)); width: calc(100% + 2 * var(--gutter)); height: 100%;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 10%, #000 88%, transparent);
  mask-image: linear-gradient(180deg, transparent, #000 10%, #000 88%, transparent);
}
.hero-copy { min-width: 0; }
.open {
  display: inline-flex; align-items: center; gap: 10px; margin: 0;
  font: 700 12px var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-2);
  padding: 7px 12px 6px; border: 1.5px solid var(--rule); border-radius: 999px; background: var(--paper);
  animation: rise .7s .1s var(--ease) both;
}
.pulse { width: 9px; height: 9px; border-radius: 50%; background: var(--apps); box-shadow: 0 0 0 0 var(--apps); animation: pulse 2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--apps) 60%, transparent); } 70% { box-shadow: 0 0 0 10px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
.hero-name {
  margin: .22em 0 .06em;
  font: 900 clamp(4.4rem, 12.5vw, 11rem)/.8 var(--f-sans);
  letter-spacing: -.035em;
  display: flex; overflow: hidden; padding-block: .06em .02em;
}
.hero-name .ch {
  display: inline-block; cursor: default;
  animation: ch-in 1s calc(var(--i) * 70ms + 150ms) var(--ease) both;
  transition: color .25s, transform .35s cubic-bezier(.3, 1.6, .5, 1);
}
.hero-name .ch:hover { color: var(--c); transform: translateY(-6%) rotate(-3deg); }
@keyframes ch-in { from { transform: translateY(105%) rotate(8deg); opacity: 0; } }
.hero-full {
  margin: 0 0 18px;
  font: 700 clamp(12px, 1.4vw, 15px) var(--f-mono); letter-spacing: .22em; text-transform: uppercase; color: var(--ink-2);
  animation: rise .8s .7s var(--ease) both;
}
.hero-pitch {
  margin: 0 0 10px; max-width: 30ch;
  font: 700 clamp(1.25rem, 2.2vw, 1.7rem)/1.3 var(--f-sans); letter-spacing: -.01em;
  animation: rise .8s .85s var(--ease) both;
}
.hero-study { margin: 0 0 26px; color: var(--ink-2); font-size: 15.5px; animation: rise .8s 1s var(--ease) both; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: 10px 12px; align-items: center; animation: rise .8s 1.1s var(--ease) both; }
@keyframes rise { from { opacity: 0; transform: translateY(18px); } }

/* LED boards */
.led {
  position: relative; background: var(--led-bg); color: var(--led); border-radius: 6px;
  box-shadow: 0 0 0 6px var(--led-frame), inset 0 2px 16px rgba(0, 0, 0, .7), 0 30px 60px -20px var(--shadow);
  font-family: var(--f-led); text-shadow: 0 0 7px rgba(255, 176, 46, .5);
}
.led::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background-image: radial-gradient(circle, transparent 0 .85px, rgba(0, 0, 0, .5) 1.2px); background-size: 3px 3px;
}
.board { margin: 6px; padding: 18px 22px 16px; animation: board-in 1s .45s var(--ease) both; }
@keyframes board-in { from { opacity: 0; transform: translateY(24px) rotateX(18deg); } }
.board-head { display: flex; justify-content: space-between; font: 800 13px var(--f-led); letter-spacing: .2em; text-transform: uppercase; color: #F5E7C8; opacity: .8; padding-bottom: 10px; border-bottom: 1px dashed rgba(255, 176, 46, .2); }
.clock b { font-weight: inherit; animation: blink 2s steps(1) infinite; }
@keyframes blink { 50% { opacity: .15; } }
.board-rows { margin: 0; display: grid; }
.board-rows > div { display: grid; grid-template-columns: 9ch minmax(0, 1fr); gap: 12px; align-items: baseline; padding: 9px 0 7px; border-bottom: 1px dashed rgba(255, 176, 46, .14); }
.board-rows dt { font: 800 11px var(--f-led); letter-spacing: .16em; text-transform: uppercase; color: #F5E7C8; opacity: .55; }
.board-rows dd { margin: 0; font: 900 17px/1.25 var(--f-led); letter-spacing: .06em; display: flex; align-items: center; gap: 10px; min-width: 0; overflow: hidden; white-space: nowrap; }
.board-rows .big dd { font-size: clamp(20px, 2.4vw, 28px); color: #FFD27A; }
.board-dot { width: 14px; height: 14px; border-radius: 50%; flex: none; box-shadow: 0 0 0 3px rgba(255, 255, 255, .85); transition: background .3s; }
.board-foot { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding-top: 14px; }
.board-ticks { display: flex; gap: 6px; flex: 1; }
.tick { flex: 1; height: 5px; border: 0; padding: 0; background: rgba(255, 176, 46, .2); border-radius: 3px; cursor: pointer; position: relative; overflow: hidden; }
.tick::after { content: ""; position: absolute; inset: 0; background: var(--led); transform: scaleX(0); transform-origin: left; }
.tick.on::after { animation: tick-fill 5.2s linear forwards; }
.board.paused .tick.on::after { animation-play-state: paused; }
@keyframes tick-fill { to { transform: scaleX(1); } }
.board-open {
  position: relative; z-index: 1;
  background: transparent; border: 1.5px solid var(--led); color: var(--led); border-radius: 3px;
  font: 900 12.5px var(--f-led); letter-spacing: .08em; padding: 8px 12px 7px; cursor: pointer; white-space: nowrap;
}
.board-open:hover { background: var(--led); color: var(--led-bg); text-shadow: none; }
.fc { display: inline-block; min-width: .6em; text-align: center; }
.fc.landed { animation: land .22s cubic-bezier(.2, .9, .3, 1.3); }
@keyframes land { from { transform: perspective(60px) rotateX(75deg); opacity: .3; } }

/* numbers band */
.band { border-top: 2px solid var(--ink); border-bottom: 1px solid var(--rule); }
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat { padding: 22px 20px 18px; border-left: 1px solid var(--rule); display: grid; gap: 6px; }
.stat:first-child { border-left: 0; padding-left: 0; }
.num { font: 900 clamp(2.4rem, 5vw, 4rem)/.95 var(--f-sans); letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
.lbl { font: 600 12px/1.35 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); max-width: 22ch; }
.hacks { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; padding: 14px 0 16px; border-top: 1px solid var(--rule); }
.hacks-label { font: 700 11px var(--f-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); }
.hacks ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.hacks li { font: 700 13.5px var(--f-sans); padding: 6px 12px 5px; border: 1.5px solid var(--ink); border-radius: 999px; }

/* ---------- sections ---------- */
.work, .map-section, .projects, .demo, .skills { padding-block: clamp(64px, 9vw, 120px) 0; }
.sec-head { margin-bottom: clamp(24px, 3vw, 40px); }
.sec-head.split { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 16px 32px; }
.eyebrow { margin: 0 0 10px; font: 700 12px var(--f-mono); letter-spacing: .18em; text-transform: uppercase; color: var(--ink-3); display: flex; align-items: center; gap: 10px; }
.eyebrow::before { content: ""; width: 28px; height: 4px; border-radius: 2px; background: linear-gradient(90deg, var(--ai) 0 25%, var(--hack) 25% 50%, var(--jnn) 50% 75%, var(--apps) 75%); }
.sec-head h2 { margin: 0; font: 900 clamp(2.1rem, 5.2vw, 4.2rem)/.98 var(--f-sans); letter-spacing: -.03em; max-width: 18ch; }
.sec-note { margin: 12px 0 0; max-width: 58ch; color: var(--ink-2); font-size: 16px; }
.map-controls { display: flex; flex-wrap: wrap; gap: 8px; }

/* reveal on scroll (only applied by JS to things below the fold) */
.rv { opacity: 0; transform: translateY(34px); }
.rv.in { opacity: 1; transform: none; transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0ms); }
.sec-head.rv h2 { clip-path: inset(0 0 100% 0); }
.sec-head.rv.in h2 { clip-path: inset(0 0 -20% 0); transition: clip-path 1s .1s var(--ease); }

/* ---------- featured cards ---------- */
.fgrid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(18px, 2.4vw, 32px); }
.fcard {
  display: grid; grid-template-rows: auto 1fr;
  background: var(--map-bg); border: 1px solid var(--rule); border-radius: 8px; overflow: hidden; cursor: pointer;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease), border-color .3s;
}
.fcard:hover { transform: translateY(-8px); border-color: var(--ink); box-shadow: 0 34px 60px -30px var(--shadow); }
.fcard-vis {
  position: relative; aspect-ratio: 16 / 10; max-width: 100%;
  background-color: color-mix(in srgb, var(--vc) 7%, var(--map-bg));
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 24px 24px; background-position: -1px -1px;
  border-bottom: 1px solid var(--rule);
}
.fcard-vis .vis { position: absolute; inset: 7% 5% 5%; width: 90%; height: 88%; }
.fcard-event {
  position: absolute; top: 14px; left: 14px; z-index: 1;
  font: 700 11px var(--f-mono); letter-spacing: .1em; text-transform: uppercase;
  background: var(--paper); border: 1.5px solid var(--vc); color: var(--ink); padding: 4px 9px 3px; border-radius: 999px;
}
.fcard-vis > .chip { position: absolute; top: 14px; right: 14px; z-index: 1; }
.fcard-body { padding: 22px 24px 22px; display: grid; gap: 14px; align-content: start; }
.fcard h3 { margin: 0; font: 900 clamp(1.5rem, 2.4vw, 1.95rem)/1.05 var(--f-sans); letter-spacing: -.02em; }
.fcard-tag { margin: -4px 0 0; color: var(--ink-2); font-size: 16px; line-height: 1.5; }
.metrics { margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--rule); }
.metrics > div { padding: 12px 10px 0 0; }
.metrics dt { font: 900 clamp(1.3rem, 2.2vw, 1.7rem)/1 var(--f-sans); letter-spacing: -.02em; color: var(--ink); font-variant-numeric: tabular-nums; }
.metrics dd { margin: 5px 0 0; font: 600 11px/1.35 var(--f-mono); letter-spacing: .04em; color: var(--ink-3); }
.fcard-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; margin-top: 2px; }
.tags { margin: 0; font: 600 12.5px var(--f-mono); color: var(--ink-3); }
.more {
  background: none; border: 0; padding: 6px 0; cursor: pointer;
  font: 800 14px var(--f-sans); letter-spacing: .02em; color: var(--ink);
  background-image: linear-gradient(var(--vc), var(--vc)); background-size: 0 3px; background-position: left bottom; background-repeat: no-repeat;
  transition: background-size .3s var(--ease);
}
.more span { display: inline-block; transition: transform .3s var(--ease); }
.fcard:hover .more { background-size: 100% 3px; }
.fcard:hover .more span { transform: translateX(5px); }

/* diagram styles (inside SVG) */
.vis { display: block; width: 100%; height: 100%; overflow: visible; }
.vis text { font-family: var(--f-sans); }
.v-card { fill: var(--map-bg); stroke: var(--rule); stroke-width: 1.3; }
.v-muted { fill: var(--rule); }
.v-rule, .v-axis { stroke: var(--rule); stroke-width: 1.3; }
.v-label { font-family: var(--f-mono) !important; font-weight: 700; font-size: 9px; letter-spacing: .14em; fill: var(--ink-3); }
.v-red { fill: var(--hack); }
.v-big { font-weight: 900; font-size: 36px; fill: var(--ink); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.v-small { font-family: var(--f-mono) !important; font-weight: 700; font-size: 11px; fill: var(--vc); }
.v-doc .v-card { transition: stroke .3s, fill .3s; }
.v-doc.seen .v-card { stroke: var(--vc); stroke-width: 2; }
.v-doc.seen .v-muted { fill: color-mix(in srgb, var(--vc) 40%, var(--map-bg)); }
.v-hl { fill: none; stroke: var(--vc); stroke-width: 3; transition: transform .32s var(--ease), opacity .3s; }
.v-flag { fill: var(--hack); }
.v-flagtext { font-weight: 900; font-size: 10px; fill: #fff; }
.v-pop { transform-box: fill-box; transform-origin: center; opacity: 0; transform: scale(.3); transition: transform .38s cubic-bezier(.3, 1.8, .5, 1), opacity .2s; }
.v-pop.on { opacity: 1; transform: scale(1); }
.v-stamp rect { fill: color-mix(in srgb, var(--map-bg) 92%, transparent); stroke: var(--hack); stroke-width: 3.5; }
.v-stamp text { font-weight: 900; font-size: 21px; fill: var(--hack); letter-spacing: .14em; }
.v-curve { fill: none; stroke: var(--vc); stroke-width: 3; stroke-linejoin: round; stroke-linecap: round; }
.v-face { fill: var(--rule); }
.v-input { fill: var(--paper); stroke: var(--rule); stroke-width: 1.2; }
.v-mono { font-family: var(--f-mono) !important; font-weight: 600; font-size: 10.5px; fill: var(--ink-2); transition: opacity .3s; }
.v-bar { fill: var(--ink); transform-box: fill-box; transform-origin: left center; }
.v-scan { stroke: var(--vc); stroke-width: 2.5; filter: drop-shadow(0 0 5px var(--vc)); transition: opacity .2s; }
.v-cloud { fill: var(--map-bg); stroke: var(--ink); stroke-width: 2.2; }
.v-chip { fill: var(--ink); }
.v-chiptext { font-family: var(--f-mono) !important; font-weight: 700; font-size: 9.5px; fill: var(--paper); }
.v-edge { stroke: var(--rule); stroke-width: 3; transition: stroke .3s; }
.v-edge.hot { stroke: var(--vc); }
.v-edge.cut { stroke-dasharray: 4 5; }
.v-x { stroke: var(--hack); stroke-width: 3; fill: none; stroke-linecap: round; }
.v-phonebody { fill: var(--ink); }
.v-screen { fill: var(--map-bg); transition: fill .25s; }
.v-phone.got .v-screen { fill: var(--vc); }
.v-sos { fill: none; stroke: var(--hack); stroke-width: 2; }
.v-packet { fill: var(--vc); filter: drop-shadow(0 0 6px var(--vc)); }
.v-ok { fill: var(--apps); }
.v-tick { fill: none; stroke: #fff; stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.v-cloudzone { fill: color-mix(in srgb, var(--vc) 8%, transparent); }
.v-divider { stroke: var(--ink-3); stroke-width: 1.5; stroke-dasharray: 3 5; }
.v-bubble rect { fill: var(--map-bg); stroke: var(--ink); stroke-width: 1.6; }
.v-bubble.bot rect { fill: var(--ink); }
.v-text { font-weight: 600; font-size: 11.5px; fill: var(--ink); }
.v-bubble.bot .v-text { fill: var(--paper); }
.v-ph { font-family: var(--f-mono); font-weight: 800; fill: var(--vc); }
.v-bubble.bot .v-ph { fill: var(--led); }
.v-real { font-weight: 900; }
.v-dot { fill: var(--ink-3); animation: vdot 1s infinite; }
.v-dot:nth-child(2) { animation-delay: .15s; }
.v-dot:nth-child(3) { animation-delay: .3s; }
@keyframes vdot { 50% { opacity: .2; } }
.v-dots { transition: opacity .2s; }
.v-cluster { fill: color-mix(in srgb, var(--hack) 6%, transparent); stroke: var(--hack); stroke-width: 2; stroke-dasharray: 6 5; }
.v-gedge { stroke: var(--ink-3); stroke-width: 2.5; fill: none; transition: stroke .3s; }
.v-gedge.red { stroke: var(--hack); stroke-width: 3.5; }
.v-node-co { fill: var(--map-bg); stroke: var(--ink); stroke-width: 2.2; }
.v-nodetext { font-family: var(--f-mono) !important; font-weight: 800; font-size: 8.5px; fill: var(--ink); }
.v-node-dir { fill: var(--vc); stroke: var(--map-bg); stroke-width: 2; }
.v-node-addr { fill: var(--jnn); stroke: var(--map-bg); stroke-width: 2; }
.v-node-pol { fill: var(--hack); stroke: var(--map-bg); stroke-width: 2; }
.v-gauge-bg { fill: none; stroke: var(--rule); stroke-width: 11; stroke-linecap: round; }
.v-gauge { fill: none; stroke: var(--hack); stroke-width: 11; stroke-linecap: round; }
.v-gnum { font-weight: 900; font-size: 30px; fill: var(--ink); font-variant-numeric: tabular-nums; }
.v-track { stroke: var(--rule); stroke-width: 9; stroke-linecap: round; }
.v-track-done { stroke: var(--vc); stroke-width: 9; stroke-linecap: round; }
.v-stopring { fill: var(--map-bg); stroke: var(--ink); stroke-width: 3; transition: fill .2s, stroke .2s; }
.v-stop .v-tick { opacity: 0; transition: opacity .2s; }
.v-stop.ok .v-stopring { fill: var(--apps); stroke: var(--apps); }
.v-stop.ok .v-tick { opacity: 1; }
.v-token { fill: var(--ink); stroke: var(--map-bg); stroke-width: 2.5; filter: drop-shadow(0 0 5px var(--vc)); }
.v-otp { font-family: var(--f-mono) !important; font-weight: 800; font-size: 13px; fill: var(--ink); letter-spacing: .18em; transition: opacity .2s; }
.v-qrmod { fill: var(--ink); }
.v-qrframe { fill: none; stroke: var(--ink); stroke-width: 3.5; }
.v-valid { font-weight: 900; font-size: 26px; fill: var(--apps); letter-spacing: -.01em; }
.v-grid { stroke: var(--grid); stroke-width: 1; }
.v-strip-line { stroke: var(--vc); stroke-width: 11; stroke-linecap: round; }
.v-strip-st { fill: var(--station); stroke: var(--ink); stroke-width: 3; }
.v-strip-st.big { stroke-width: 4; }
.v-core { fill: var(--ink); }
.v-title { font-weight: 900; font-size: 34px; fill: var(--ink); letter-spacing: -.02em; }
.v-title.long { font-size: 24px; }
.v-train rect:first-child { fill: var(--vc); stroke: var(--map-bg); stroke-width: 2.5; }
.v-win { fill: var(--window); }

/* ---------- map ---------- */
.map-frame { position: relative; background: var(--map-bg); border: 1px solid var(--rule); border-radius: 8px; overflow: hidden; }
.map-scroll { overflow-x: auto; overscroll-behavior-x: contain; scrollbar-width: thin; }
#network { display: block; width: 100%; height: auto; user-select: none; -webkit-user-select: none; }
.swipe-hint { display: none; margin: 8px 0 0; font: 600 12px var(--f-mono); letter-spacing: .08em; color: var(--ink-3); }
#network text { font-family: var(--f-sans); }
#network .grid-line { stroke: var(--grid); stroke-width: 1; stroke-dasharray: 2 6; }
#network .axis, #network .tick { stroke: var(--ink-3); stroke-width: 1.2; }
#network .month { font: 600 12px var(--f-mono); fill: var(--ink-3); letter-spacing: .16em; }
#network .here-dot { fill: var(--hack); stroke: var(--map-bg); stroke-width: 3; }
#network .here-label { font: 700 11px var(--f-mono); fill: var(--hack); letter-spacing: .14em; }
#network .crop, #network .reg { fill: none; stroke: var(--ink-3); stroke-width: 1; }
#network .legend-box { fill: var(--map-bg); stroke: var(--rule); stroke-width: 1; }
#network .legend-text { font-size: 13.5px; font-weight: 600; fill: var(--ink-2); }
#network .line { fill: none; stroke-width: 9; stroke-linecap: round; stroke-linejoin: round; transition: opacity .25s; }
#network .line.ai { stroke: var(--ai); }
#network .line.hack { stroke: var(--hack); }
#network .line.jnn { stroke: var(--jnn); }
#network .line.apps { stroke: var(--apps); }
#network .tag rect { stroke: var(--map-bg); stroke-width: 3; }
#network .tag-ai rect { fill: var(--ai); }
#network .tag-hack rect { fill: var(--hack); }
#network .tag-jnn rect { fill: var(--jnn); }
#network .tag-apps rect { fill: var(--apps); }
#network .tag text { font-size: 11px; font-weight: 800; letter-spacing: .14em; fill: var(--on-line); }
#network .tag-jnn text { fill: #14181B; }
#network .tag, #network .extra { transition: opacity .3s; }
#network .ring { fill: var(--station); stroke: var(--ink); stroke-width: 3.2; }
#network .ring.s-dev { stroke-dasharray: 4.2 3.2; }
#network .core { fill: var(--ink); }
#network .stn { cursor: pointer; outline: none; transition: opacity .25s; }
#network .stn-mark { transform-box: fill-box; transform-origin: center; transition: transform .2s cubic-bezier(.3, 1.6, .5, 1); }
#network .stn:hover .stn-mark, #network .stn:focus-visible .stn-mark { transform: scale(1.25); }
#network .stn-label { font-size: 15px; font-weight: 700; fill: var(--ink); paint-order: stroke; stroke: var(--map-bg); stroke-width: 5px; stroke-linejoin: round; }
#network .stn:focus-visible .hit { stroke: var(--focus); stroke-width: 2.5; stroke-dasharray: 4 3; }
#network .stn:focus-visible .stn-label, #network .stn:hover .stn-label { fill: var(--focus); }
#network.dim .line:not(.hot), #network.dim .extra:not(.hot), #network.dim .tag:not(.hot) { opacity: .14; }
#network.dim .stn:not(.hot) { opacity: .3; }
#network.dim .trains { opacity: .25; }
#network.pre .stn, #network.pre .tag, #network.pre .extra, #network.pre .trains { opacity: 0; }
#network.pre .stn.on, #network.pre .tag.on, #network.pre .extra.on { opacity: 1; transition: opacity .3s; }
#network .stn.on .stn-mark { animation: pop .65s cubic-bezier(.34, 1.9, .5, 1) both; }
#network .stn.on .stn-label { animation: rise-s .5s .1s ease-out both; }
@keyframes pop { from { transform: scale(.1); } }
@keyframes rise-s { from { opacity: 0; transform: translateY(5px); } }
#network .trains { transition: opacity .5s; }
#network .car { stroke: var(--map-bg); stroke-width: 2.2; }
#network .t-ai .car { fill: var(--ai); }
#network .t-hack .car { fill: var(--hack); }
#network .t-jnn .car { fill: var(--jnn); }
#network .t-apps .car { fill: var(--apps); }
#network .win { fill: var(--window); }
#network .t-jnn .win { fill: #14181B; }
#network .ping { fill: none; stroke: var(--ink); stroke-width: 2.5; transform-box: fill-box; transform-origin: center; animation: ping 1.1s ease-out 2; pointer-events: none; }
@keyframes ping { from { transform: scale(.6); opacity: 1; } to { transform: scale(3.6); opacity: 0; } }
#network .sweep { opacity: 0; transition: opacity .6s; pointer-events: none; }
#network .sweep.active { opacity: 1; }
#network .sweep-line { stroke: var(--ink); stroke-width: 1.4; stroke-dasharray: 3 4; }
#network .sweep-label { font: 700 13px var(--f-mono); fill: var(--ink); letter-spacing: .16em; }
.map-tip {
  position: absolute; left: 0; top: 0; z-index: 5; width: 300px; max-width: calc(100% - 16px);
  display: grid; gap: 4px; padding: 12px 14px 13px;
  background: var(--led-bg); color: #E9EDEA; border-radius: 5px;
  box-shadow: 0 0 0 4px var(--led-frame), 0 16px 40px var(--shadow);
  font-size: 14px; line-height: 1.4; pointer-events: none; animation: tip-in .16s ease-out;
}
@keyframes tip-in { from { opacity: 0; margin-top: 6px; } }
.tip-status { font: 800 12.5px var(--f-led); color: var(--led); letter-spacing: .08em; text-shadow: 0 0 6px rgba(255, 176, 46, .45); }
.tip-name { font-size: 18px; font-weight: 900; }
.tip-one { color: #C6CDC9; }
.tip-meta { font: 600 10.5px var(--f-mono); color: #8B9690; letter-spacing: .1em; text-transform: uppercase; }

/* ---------- all projects ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 22px; }
.filter {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  border: 1.5px solid var(--rule); background: transparent; border-radius: 999px; padding: 8px 14px 7px;
  font: 700 14px var(--f-sans); color: var(--ink-2); transition: all .2s;
}
.filter span { font: 700 11px var(--f-mono); background: var(--paper-2); color: var(--ink-2); border-radius: 999px; padding: 2px 7px 1px; }
.filter:hover { border-color: var(--ink); color: var(--ink); }
.filter.on { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.filter.on span { background: var(--paper); color: var(--ink); }
.pgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr)); gap: 16px; }
.pcard {
  display: grid; gap: 8px; align-content: start; text-align: left; cursor: pointer;
  background: var(--map-bg); border: 1px solid var(--rule); border-radius: 8px; padding: 12px 16px 16px;
  transition: transform .35s var(--ease), border-color .25s, box-shadow .35s var(--ease);
}
.pcard:hover, .pcard:focus-visible { transform: translateY(-4px); border-color: var(--ink); box-shadow: 0 20px 40px -26px var(--shadow); }
.pcard-route { width: 100%; height: 36px; overflow: visible; }
.rt-line { stroke: var(--vc); stroke-width: 6; stroke-linecap: round; }
.rt-st { fill: var(--station); stroke: var(--ink); stroke-width: 2.4; }
.rt-st.big { stroke-width: 3.2; }
.rt-core { fill: var(--ink); }
.rt-train rect { fill: var(--vc); stroke: var(--map-bg); stroke-width: 2; }
.rt-train { transform: translateX(-40px); }
.pcard:hover .rt-train, .pcard:focus-visible .rt-train { animation: ride 1.8s cubic-bezier(.55, 0, .35, 1) infinite; }
@keyframes ride { from { transform: translateX(-40px); } to { transform: translateX(340px); } }
.pcard-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.pcard-name { font: 900 19px/1.15 var(--f-sans); letter-spacing: -.01em; }
.pcard-tag { color: var(--ink-2); font-size: 14.5px; line-height: 1.45; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.pcard-meta { font: 600 11px var(--f-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); }

/* ---------- demo ---------- */
.demo-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); border: 1px solid var(--rule); border-radius: 8px; background: var(--map-bg); overflow: hidden; }
.demo-pane { padding: 18px 22px 20px; min-width: 0; }
.demo-pane:focus-within { box-shadow: inset 0 0 0 2px var(--focus); }
.demo-pane.out { background: var(--paper-2); border-left: 1px solid var(--rule); position: relative; }
.pane-label { display: flex; align-items: center; gap: 8px; margin: 0 0 10px; font: 700 11px var(--f-mono); letter-spacing: .15em; text-transform: uppercase; color: var(--ink-3); }
.dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.dot.device { background: var(--apps); }
.dot.cloud { border: 2px solid var(--ink-3); }
#demo-input { display: block; width: 100%; min-height: 150px; resize: vertical; border: 0; background: transparent; color: var(--ink); padding: 0; font: 400 17px/1.65 var(--f-sans); outline: none; }
.demo-out { min-height: 150px; font: 400 17px/1.65 var(--f-sans); white-space: pre-wrap; overflow-wrap: anywhere; }
.demo-count { margin: 12px 0 0; font-weight: 800; font-size: 14.5px; color: var(--ink); }
mark.ph { position: relative; white-space: nowrap; background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--ink); font: 700 .8em var(--f-mono); padding: .12em .38em .05em; border-radius: 2px; }
mark.ph.fresh::after { content: ""; position: absolute; inset: -2px -3px; background: var(--ink); transform-origin: right center; animation: unredact .8s cubic-bezier(.7, 0, .2, 1) both; animation-delay: calc(var(--i) * 90ms + 120ms); }
@keyframes unredact { 0%, 30% { transform: scaleX(1); } 100% { transform: scaleX(0); } }
.demo-trip { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0 44px; padding: 18px 22px 0; }
.trip-text { margin: 0 0 8px; font-size: 16.5px; }

/* ---------- skills ---------- */
.marquees { display: grid; gap: 12px; margin-bottom: 36px; }
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent); }
.mq-track { display: flex; gap: 12px; width: max-content; animation: mq 46s linear infinite; }
.mq-dup { display: contents; }
.marquee.rev .mq-track { animation-direction: reverse; animation-duration: 52s; }
.marquee:hover .mq-track { animation-play-state: paused; }
@keyframes mq { to { transform: translateX(calc(-50% - 6px)); } }
.mq-item {
  display: inline-flex; align-items: center; gap: 10px; white-space: nowrap;
  padding: 12px 18px 10px; border: 1.5px solid var(--ink); border-radius: 999px;
  font: 800 clamp(15px, 1.6vw, 19px)/1 var(--f-sans); background: var(--map-bg);
}
.mq-item i { width: 12px; height: 12px; border-radius: 50%; box-shadow: 0 0 0 2.5px var(--station), 0 0 0 4px var(--ink); }
.skill-groups { margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(20px, 3vw, 44px); border-top: 2px solid var(--ink); padding-top: 20px; }
.skill-groups dt { font: 700 11.5px var(--f-mono); letter-spacing: .15em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 6px; }
.skill-groups dd { margin: 0; font-size: 16px; color: var(--ink-2); }
.now { margin: 26px 0 0; font: 700 clamp(1.1rem, 1.8vw, 1.35rem)/1.4 var(--f-sans); max-width: 52ch; }

/* ---------- hero role ---------- */
.hero-role { margin: 0 0 14px; font: 800 clamp(1.05rem, 1.9vw, 1.4rem)/1.3 var(--f-sans); color: var(--ink-2); animation: rise .8s .78s var(--ease) both; }
.hero-role span { color: var(--ink); background: linear-gradient(transparent 60%, color-mix(in srgb, var(--jnn) 60%, transparent) 60%); padding-inline: 2px; }

/* ---------- how I work ---------- */
.approach { padding-block: clamp(64px, 9vw, 120px) 0; }
.pgrid-principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 2px solid var(--ink); }
.principle { display: grid; gap: 10px; align-content: start; padding: 26px 26px 28px 0; border-bottom: 1px solid var(--rule); }
.principle:not(:nth-child(3n+1)) { padding-left: 26px; border-left: 1px solid var(--rule); }
.principle h3 { margin: 6px 0 0; font: 900 clamp(1.3rem, 2vw, 1.6rem)/1.1 var(--f-sans); letter-spacing: -.015em; }
.principle p { margin: 0; color: var(--ink-2); font-size: 15.5px; line-height: 1.55; }
.principle .seen { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 4px; }
.seen span { font: 700 10.5px var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); margin-right: 4px; }
.seen button {
  cursor: pointer; background: transparent; border: 1.5px solid var(--vc); border-radius: 999px;
  padding: 5px 11px 4px; font: 700 13px var(--f-sans); color: var(--ink); transition: background .2s;
}
.seen button:hover { background: color-mix(in srgb, var(--vc) 18%, transparent); }
.pi-icon { width: 60px; height: 60px; }
.pi-icon svg { width: 100%; height: 100%; overflow: visible; }
.pi-line { fill: none; stroke: var(--ink); stroke-width: 3.5; stroke-linecap: round; stroke-linejoin: round; }
.pi-soft, .pi-soft rect { fill: color-mix(in srgb, var(--pc) 32%, transparent); }
.pi-fill { fill: var(--pc); }
.pi-hole { fill: var(--paper); }
.pi-bars rect { fill: var(--ink); animation: sig 2.6s infinite; }
.pi-bars rect:nth-child(2) { animation-delay: -.2s; }
.pi-bars rect:nth-child(3) { animation-delay: -.4s; }
@keyframes sig { 0%, 25% { opacity: 1; } 50%, 100% { opacity: .12; } }
.pi-x { fill: none; stroke: var(--pc); stroke-width: 4.5; stroke-linecap: round; stroke-dasharray: 40; animation: xdraw 2.6s infinite; }
@keyframes xdraw { 0%, 45% { stroke-dashoffset: 40; } 65%, 100% { stroke-dashoffset: 0; } }
.pi-checks path { fill: none; stroke: var(--pc); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 16; stroke-dashoffset: 16; animation: tick 3.2s infinite; }
.pi-checks path:nth-child(2) { animation-delay: .35s; }
.pi-checks path:nth-child(3) { animation-delay: .7s; }
@keyframes tick { 0% { stroke-dashoffset: 16; } 20%, 80% { stroke-dashoffset: 0; } 100% { stroke-dashoffset: 16; } }
.pi-look { animation: look 3.4s ease-in-out infinite; }
@keyframes look { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-9px); } 60% { transform: translateX(9px); } }
.pi-shackle { fill: none; stroke: var(--ink); stroke-width: 5; stroke-linecap: round; animation: lock 2.8s cubic-bezier(.5, 0, .3, 1.4) infinite; }
@keyframes lock { 0%, 25% { transform: translateY(-8px); } 50%, 100% { transform: translateY(0); } }
.pi-spin { transform-origin: 32px 32px; animation: spin 3.6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.pi-v { font: 900 15px var(--f-sans); fill: var(--ink); opacity: 0; animation: ver 3.6s infinite; }
.pi-v.v2 { animation-delay: 1.2s; }
.pi-v.v3 { animation-delay: 2.4s; }
@keyframes ver { 0%, 30% { opacity: 1; } 33.4%, 100% { opacity: 0; } }
.pi-b { fill: var(--pc); transform-box: fill-box; transform-origin: bottom; animation: grow 3s var(--ease) infinite; }
.pi-b.b1 { --h: .42; }
.pi-b.b2 { --h: .7; animation-delay: .15s; }
.pi-b.b3 { --h: 1; animation-delay: .3s; }
@keyframes grow { 0% { transform: scaleY(.08); } 40%, 85% { transform: scaleY(var(--h)); } 100% { transform: scaleY(.08); } }

/* key call on featured cards */
.call {
  margin: 0; display: flex; gap: 10px; align-items: baseline;
  padding: 10px 12px 9px; border-radius: 4px;
  background: color-mix(in srgb, var(--vc) 9%, transparent);
  font: 800 15px/1.4 var(--f-sans); color: var(--ink);
}
.call span {
  flex: none; font: 800 10.5px var(--f-led); letter-spacing: .1em; text-transform: uppercase;
  background: var(--led-bg); color: var(--led); padding: 4px 6px 3px; border-radius: 2px;
}

/* MeshLink SOS pieces */
.v-dup { fill: var(--ink-3); }
.v-packet.sos { fill: var(--hack); filter: drop-shadow(0 0 6px var(--hack)); }
.v-sostext { font-weight: 900; font-size: 6.5px; fill: #fff; opacity: 0; letter-spacing: .02em; }
.v-phone.sos .v-screen { fill: var(--hack); }
.v-phone.sos .v-sostext { opacity: 1; }
.v-bar-sig { fill: var(--rule); transition: fill .2s; }
.v-bar-sig.on { fill: var(--apps); }
.v-sms rect, .v-sms path { fill: var(--apps); }
.v-smstitle { font-weight: 900; font-size: 12px; fill: #fff; letter-spacing: .08em; }
.v-smssub { font-family: var(--f-mono) !important; font-weight: 600; font-size: 8.5px; fill: #fff; }

/* ---------- contact ---------- */
.contact { padding-block: clamp(64px, 9vw, 120px) 0; }
.contact-grid { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(280px, 1fr); gap: clamp(20px, 3vw, 36px); align-items: start; }
.cform { position: relative; overflow: hidden; background: var(--map-bg); border: 1px solid var(--rule); border-radius: 8px; padding: clamp(20px, 3vw, 32px); }
.reasons { border: 0; padding: 0; margin: 0 0 18px; min-width: 0; }
.reasons legend, .field label { display: block; margin-bottom: 8px; font: 700 11.5px var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.field label span { text-transform: none; letter-spacing: 0; font-weight: 500; }
.reason-list { display: flex; flex-wrap: wrap; gap: 8px; }
.reason { position: relative; }
.reason input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.reason span { display: inline-block; padding: 9px 14px 8px; border: 1.5px solid var(--rule); border-radius: 999px; font: 700 14px var(--f-sans); color: var(--ink-2); transition: all .2s; }
.reason input:hover + span { border-color: var(--ink); color: var(--ink); }
.reason input:checked + span { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.reason input:focus-visible + span { outline: 3px solid var(--focus); outline-offset: 2px; }
.cf-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 16px; }
.field { margin-bottom: 14px; min-width: 0; }
.field input, .field textarea {
  display: block; width: 100%; padding: 12px 14px 11px;
  font: 400 17px/1.5 var(--f-sans); color: var(--ink);
  background: var(--paper); border: 1.5px solid var(--rule); border-radius: 4px;
  transition: border-color .2s, box-shadow .2s;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--ink); box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 25%, transparent); }
.field [aria-invalid="true"] { border-color: var(--hack); }
.err { margin: 6px 0 0; color: var(--hack); font-weight: 700; font-size: 13.5px; }
.err:empty { display: none; }
.hp { position: absolute !important; left: -10000px; width: 1px; height: 1px; opacity: 0; }
.cf-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; margin-top: 6px; }
.cf-foot .btn { border: 0; cursor: pointer; }
.cf-foot .btn:disabled { opacity: .6; cursor: progress; }
.cf-status { margin: 0; font-weight: 700; font-size: 15px; }
.cf-status.good { color: var(--apps); }
.cf-status.bad { color: var(--hack); }
.cf-stamp {
  position: absolute; right: 26px; top: 26px; pointer-events: none;
  font: 900 40px/1 var(--f-sans); letter-spacing: .14em; color: var(--apps);
  border: 5px solid var(--apps); border-radius: 8px; padding: 8px 16px 4px;
  opacity: 0; transform: rotate(-12deg) scale(2.2);
}
.cform.sent .cf-stamp { animation: stamp .55s cubic-bezier(.3, 1.5, .5, 1) forwards; }
@keyframes stamp { to { opacity: .9; transform: rotate(-12deg) scale(1); } }

/* direct-contact ticket */
.ticket {
  --stub: 92px;
  display: grid; grid-template-rows: auto var(--stub);
  background: var(--ticket); color: var(--ticket-ink); border-radius: 8px;
  -webkit-mask: radial-gradient(circle at 0 calc(100% - var(--stub)), transparent 12px, #000 12.5px) left / 51% 100% no-repeat, radial-gradient(circle at 100% calc(100% - var(--stub)), transparent 12px, #000 12.5px) right / 51% 100% no-repeat;
  mask: radial-gradient(circle at 0 calc(100% - var(--stub)), transparent 12px, #000 12.5px) left / 51% 100% no-repeat, radial-gradient(circle at 100% calc(100% - var(--stub)), transparent 12px, #000 12.5px) right / 51% 100% no-repeat;
}
.ticket-main { padding: clamp(22px, 3vw, 32px); }
.ticket-eyebrow { margin: 0 0 8px; font: 700 11px var(--f-mono); letter-spacing: .16em; text-transform: uppercase; opacity: .7; }
.ticket h3 { margin: 0 0 16px; font: 900 clamp(1.6rem, 2.6vw, 2.1rem)/1 var(--f-sans); letter-spacing: -.02em; }
.email { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin: 0 0 16px; font: 700 15.5px var(--f-mono); }
.email a { overflow-wrap: anywhere; text-decoration-thickness: 2px; text-underline-offset: 4px; }
.email .ctl { border-color: currentColor; color: inherit; }
.gh-links { list-style: none; margin: 0 0 18px; padding: 0; display: grid; gap: 8px; }
.gh-links a { font: 800 16.5px var(--f-sans); text-decoration: underline; text-decoration-thickness: 2.5px; text-underline-offset: 5px; overflow-wrap: anywhere; }
.gh-links a span { font-weight: 500; opacity: .6; }
.gh-links a:hover { text-decoration-color: var(--hack); }
.ticket-study { margin: 0 0 4px; font-weight: 800; font-size: 15px; }
.ticket-note { margin: 0; opacity: .8; font-size: 15px; }
.ticket-stub { border-top: 2px dashed color-mix(in srgb, var(--ticket-ink) 35%, transparent); padding: 16px clamp(22px, 3vw, 32px); display: grid; grid-template-columns: repeat(3, auto) 1fr; gap: 16px; align-items: end; }
.ticket-stub small { display: block; font: 700 10.5px var(--f-mono); letter-spacing: .16em; text-transform: uppercase; opacity: .6; }
.ticket-stub b { font: 900 16px var(--f-sans); }
.stub-code { justify-self: end; font: 900 24px var(--f-led); letter-spacing: .08em; }
.footer { padding-block: 40px 48px; }
.colophon { margin: 0; padding-top: 18px; border-top: 1px solid var(--rule); font: 500 12px/1.6 var(--f-mono); color: var(--ink-3); letter-spacing: .03em; }

/* panel: key decisions drawn as flowchart diamonds */
.st-dec { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.st-dec li { position: relative; padding-left: 30px; color: var(--ink); font-weight: 600; }
.st-dec li::before { content: ""; position: absolute; left: 4px; top: .42em; width: 11px; height: 11px; transform: rotate(45deg); border: 3px solid var(--vc, var(--ai)); background: var(--paper); }

/* ---------- award, win stat, reply note ---------- */
.chips-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.award {
  position: relative; overflow: hidden;
  display: inline-flex; align-items: center; gap: 8px; margin: 0;
  font: 700 12px var(--f-mono); letter-spacing: .1em; text-transform: uppercase;
  padding: 7px 13px 6px; border-radius: 999px;
  background: var(--ink); color: var(--paper);
  animation: rise .7s .2s var(--ease) both;
}
.award { border: 0; cursor: pointer; transition: transform .25s var(--ease), box-shadow .25s; }
.award:hover { transform: translateY(-2px); box-shadow: 0 10px 22px -12px var(--shadow); }
.award svg { color: var(--jnn); flex: none; }
.medal { width: 14px; height: 14px; flex: none; }
.fcard-award, .pcard-award {
  justify-self: start; display: inline-flex; align-items: center; gap: 7px; margin: 0;
  font: 800 11px var(--f-mono); letter-spacing: .08em; text-transform: uppercase;
  padding: 6px 11px 5px; border-radius: 999px; background: var(--ink); color: var(--jnn);
}
.pcard-award { font-size: 10px; padding: 4px 9px 3px; }
.pill.award-pill { display: inline-flex; align-items: center; gap: 6px; border-color: var(--jnn); background: color-mix(in srgb, var(--jnn) 18%, transparent); color: var(--ink); font-weight: 700; }
.tip-award { font: 800 11px var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: #F2C14E; }
.stat-link { justify-self: start; margin-top: 4px; background: none; border: 0; padding: 0; cursor: pointer; font: 800 13px var(--f-sans); color: var(--ink); text-decoration: underline; text-decoration-color: var(--jnn); text-decoration-thickness: 2.5px; text-underline-offset: 4px; }
.stat-link span { display: inline-block; transition: transform .25s var(--ease); }
.stat-link:hover span { transform: translateX(4px); }
.hacks li button { background: none; border: 0; padding: 0; font: inherit; color: inherit; cursor: pointer; }
.award b { color: var(--jnn); font-weight: 800; }
.award::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 40%; left: -60%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .28), transparent);
  animation: sheen 4.5s 1.2s ease-in-out infinite;
}
@keyframes sheen { 0%, 60% { left: -60%; } 100% { left: 130%; } }
.stat.win { background: color-mix(in srgb, var(--jnn) 16%, transparent); padding-left: 20px !important; }
.stat.win .lbl { color: var(--ink-2); }
.num.pop { display: inline-block; animation: numpop .9s .2s cubic-bezier(.3, 1.8, .5, 1) both; }
@keyframes numpop { from { transform: scale(.3) rotate(-10deg); opacity: 0; } }
.hacks li.win { border-color: var(--jnn); background: color-mix(in srgb, var(--jnn) 18%, transparent); }
.hacks li em { font: 700 11px var(--f-mono); font-style: normal; letter-spacing: .06em; text-transform: uppercase; margin-left: 8px; color: var(--ink-2); }
.reply-note {
  display: inline-flex; align-items: center; gap: 10px; margin: 16px 0 0;
  padding: 9px 15px 8px; border-radius: 999px;
  background: color-mix(in srgb, var(--apps) 13%, transparent);
  font: 700 15px/1.35 var(--f-sans); color: var(--ink);
}

/* ---------- architecture flow (details panel) ---------- */
.st-arch { display: flex; flex-wrap: wrap; align-items: center; row-gap: 10px; }
.arch-node {
  font: 700 12.5px/1.3 var(--f-mono); padding: 8px 11px 7px;
  border: 1.5px solid var(--ink); border-radius: 4px; background: var(--map-bg);
  animation: rise .45s calc(var(--k) * 110ms + 150ms) var(--ease) both;
}
.arch-arrow { position: relative; width: 30px; height: 2px; margin-inline: 5px; background: var(--vc, var(--ai)); animation: rise .45s calc(var(--k) * 110ms + 100ms) var(--ease) both; }
.arch-arrow::after { content: ""; position: absolute; right: -2px; top: -4px; border-left: 7px solid var(--vc, var(--ai)); border-top: 5px solid transparent; border-bottom: 5px solid transparent; }
.arch-arrow::before {
  content: ""; position: absolute; top: -2px; left: 0; width: 6px; height: 6px; border-radius: 50%;
  background: var(--vc, var(--ai)); box-shadow: 0 0 6px var(--vc, var(--ai));
  animation: flow 1.5s calc(var(--k) * .18s) linear infinite;
}
@keyframes flow { 0% { left: 0; opacity: 0; } 20% { opacity: 1; } 100% { left: calc(100% - 6px); opacity: 0; } }

/* new principle icons */
.pi-broken { stroke: var(--ink-3); }
.pi-reroute { stroke: var(--pc); stroke-dasharray: 4 5; }
.pi-node { fill: var(--paper); stroke: var(--ink); stroke-width: 3; }
.pi-x2 { stroke: var(--hack); }
.pi-dot { fill: var(--ink); }
.pi-layer { animation: stack 3s var(--ease) infinite; }
.pi-layer.l2 { animation-delay: .15s; }
.pi-layer.l3 { animation-delay: .3s; }
@keyframes stack { 0%, 100% { transform: translateY(0); } 30% { transform: translateY(-6px); } 60% { transform: translateY(0); } }

/* ---------- blog ---------- */
.blog { max-width: 1400px; margin-inline: auto; padding-block: clamp(36px, 6vw, 80px) 24px; }
.back { display: inline-block; margin-bottom: 26px; font: 700 14px var(--f-sans); color: var(--ink-2); text-decoration: none; }
.back:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }
.post-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr)); gap: 18px; }
.post-card {
  display: grid; gap: 10px; align-content: start; text-decoration: none;
  padding: 22px 22px 20px; background: var(--map-bg); border: 1px solid var(--rule); border-radius: 8px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .25s;
  animation: rise .6s var(--ease) both;
}
.post-card::before { content: ""; width: 44px; height: 6px; border-radius: 3px; background: var(--vc); }
.post-card:hover { transform: translateY(-5px); border-color: var(--ink); box-shadow: 0 22px 44px -26px var(--shadow); }
.post-card-meta { font: 600 11px var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.post-card-title { font: 900 clamp(1.3rem, 2.2vw, 1.65rem)/1.12 var(--f-sans); letter-spacing: -.015em; color: var(--ink); }
.post-card-ex { color: var(--ink-2); font-size: 15.5px; line-height: 1.5; }
.post-card-read { margin-top: 4px; font: 800 14px var(--f-sans); color: var(--ink); }
.post-card-read span { display: inline-block; transition: transform .3s var(--ease); }
.post-card:hover .post-card-read span { transform: translateX(5px); }
.post { max-width: 720px; margin-inline: auto; animation: rise .6s var(--ease) both; }
.post-meta { margin: 0 0 12px; font: 600 12px var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-3); }
.post-title { margin: 0 0 30px; font: 900 clamp(2.1rem, 5.4vw, 3.6rem)/1.02 var(--f-sans); letter-spacing: -.03em; }
.post-body { font-size: 18px; line-height: 1.72; }
.post-body p { margin: 0 0 18px; color: var(--ink-2); }
.post-body > p:first-child { font-size: 20px; color: var(--ink); font-weight: 600; line-height: 1.55; }
.post-body h2 { margin: 38px 0 10px; font: 900 1.5rem/1.2 var(--f-sans); letter-spacing: -.01em; color: var(--ink); }
.post-body ul { margin: 0 0 18px; padding-left: 22px; color: var(--ink-2); }
.post-body li { margin-bottom: 8px; }
.post-body pre { margin: 0 0 20px; padding: 16px 18px; border-radius: 6px; overflow-x: auto; background: var(--led-bg); color: #E9EDEA; font: 500 14.5px/1.6 var(--f-mono); }
.post-body pre code { background: none; padding: 0; color: inherit; font: inherit; }
.post-nav a { display: grid; gap: 4px; margin-top: 46px; padding-top: 18px; border-top: 2px solid var(--ink); text-decoration: none; }
.post-nav small { font: 600 11px var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.post-nav span { font: 900 clamp(1.1rem, 2.2vw, 1.4rem)/1.2 var(--f-sans); }
.post-nav a:hover span { text-decoration: underline; text-underline-offset: 4px; }

/* ---------- details panel ---------- */
dialog.station {
  margin: 0 0 0 auto; padding: 0; border: 0;
  width: min(720px, 100vw); max-width: 100vw; height: 100dvh; max-height: 100dvh;
  background: var(--paper); color: var(--ink); box-shadow: -30px 0 80px var(--shadow); overflow: hidden;
}
dialog.station[open] { display: grid; grid-template-rows: auto minmax(0, 1fr); animation: slide-in .45s var(--ease); }
dialog.station::backdrop { background: rgba(8, 12, 14, .55); animation: fade-in .3s ease; }
@keyframes slide-in { from { transform: translateX(80px); opacity: 0; } }
@keyframes fade-in { from { opacity: 0; } }
.st-vis {
  position: relative; height: clamp(190px, 34vh, 320px);
  background-color: color-mix(in srgb, var(--vc) 9%, var(--map-bg));
  background-image: linear-gradient(var(--grid) 1px, transparent 1px), linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 24px 24px; border-bottom: 1px solid var(--rule);
}
.st-vis .vis { position: absolute; inset: 8% 6% 6%; width: 88%; height: 86%; }
.st-close { position: absolute; top: 14px; right: 14px; z-index: 2; background: var(--paper); }
.st-inner { overflow-y: auto; overscroll-behavior: contain; padding: 22px clamp(20px, 4vw, 40px) calc(34px + env(safe-area-inset-bottom, 0px)); }
.st-inner.enter > * { animation: rise .6s var(--ease) both; }
.st-inner.enter > *:nth-child(2) { animation-delay: .05s; }
.st-inner.enter > *:nth-child(3) { animation-delay: .1s; }
.st-inner.enter > *:nth-child(4) { animation-delay: .15s; }
.st-inner.enter > *:nth-child(n+5) { animation-delay: .2s; }
.st-chips { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
#st-name { margin: 16px 0 6px; font: 900 clamp(2.2rem, 5.4vw, 3.4rem)/.95 var(--f-sans); letter-spacing: -.03em; }
.st-lede { margin: 0 0 18px; font: 700 clamp(1.1rem, 2vw, 1.3rem)/1.4 var(--f-sans); color: var(--ink-2); }
.st-metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 0; border-top: 2px solid var(--ink); border-bottom: 1px solid var(--rule); margin-bottom: 8px; }
.st-metrics div { padding: 14px 14px 12px 0; display: grid; gap: 4px; }
.st-metrics b { font: 900 clamp(1.6rem, 3.4vw, 2.2rem)/1 var(--f-sans); letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.st-metrics span { font: 600 11.5px/1.35 var(--f-mono); color: var(--ink-3); }
.st-h { margin: 26px 0 8px; font: 700 11.5px var(--f-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--ink-3); }
.st-problem { margin: 0; font-size: 17px; }
.st-built { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.st-built li { position: relative; padding-left: 26px; color: var(--ink-2); }
.st-built li::before { content: ""; position: absolute; left: 3px; top: .5em; width: 11px; height: 11px; border-radius: 50%; background: var(--station); border: 3px solid var(--ink); box-shadow: 0 0 0 3px color-mix(in srgb, var(--vc, var(--ai)) 60%, transparent); }
.st-stack { margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.st-stack span { font: 600 12.5px var(--f-mono); padding: 5px 10px 4px; border: 1.5px solid var(--rule); border-radius: 3px; }
.st-links { display: flex; flex-wrap: wrap; gap: 10px; margin: 26px 0 0; }
.st-links a { display: inline-flex; gap: 6px; align-items: center; background: var(--ink); color: var(--paper); padding: 12px 16px 10px; border-radius: 3px; font: 800 14.5px var(--f-sans); text-decoration: none; transition: transform .2s var(--ease); }
.st-links a:hover { transform: translateY(-2px); }
.st-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 32px; padding-top: 16px; border-top: 1px solid var(--rule); }
.st-hop { background: none; border: 0; padding: 6px 0; cursor: pointer; text-align: left; display: grid; gap: 2px; }
.st-hop.next { text-align: right; }
.st-hop small { font: 600 10.5px var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-3); }
.st-hop span { font-weight: 900; font-size: 17px; }
.st-hop.prev span::before { content: "← "; }
.st-hop.next span::after { content: " →"; }
.st-hop:hover span { text-decoration: underline; text-underline-offset: 3px; }

/* ---------- responsive ---------- */
@media (max-width: 1020px) {
  .pgrid-principles { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 32px; }
  .principle, .principle:not(:nth-child(3n+1)) { padding: 24px 0 26px; border-left: 0; }
  .contact-grid { grid-template-columns: minmax(0, 1fr); }
  .hero { grid-template-columns: minmax(0, 1fr); min-height: 0; }
  .board { max-width: 560px; }
  .fgrid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 900px) {
  #network { width: 1180px; max-width: none; }
  .swipe-hint { display: block; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat:nth-child(3) { border-left: 0; padding-left: 0; }
  .stat:nth-child(n+3) { border-top: 1px solid var(--rule); }
  .skill-groups { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 1080px) {
  .nav a:not(.keep) { display: none; }
  .nav { gap: 16px; }
}
@media (max-width: 760px) {
  .sec-head.split { grid-template-columns: minmax(0, 1fr); }
  .demo-grid, .demo-trip { grid-template-columns: minmax(0, 1fr); }
  .demo-pane.out { border-left: 0; border-top: 1px solid var(--rule); }
  .ticket { grid-template-columns: minmax(0, 1fr); -webkit-mask: none; mask: none; }
  .ticket-stub { border-left: 0; border-top: 2px dashed color-mix(in srgb, var(--ticket-ink) 35%, transparent); grid-template-columns: repeat(3, auto) 1fr; align-items: end; }
  .stub-code { justify-self: end; }
  .metrics { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  dialog.station { margin: auto 0 0 0; width: 100vw; height: 92dvh; max-height: 92dvh; border-radius: 14px 14px 0 0; }
  dialog.station[open] { animation-name: slide-up; }
  .board-rows > div { grid-template-columns: 7.5ch minmax(0, 1fr); }
}
@keyframes slide-up { from { transform: translateY(60px); opacity: 0; } }
@media (max-width: 640px) {
  .pgrid-principles { grid-template-columns: minmax(0, 1fr); }
  .cf-row { grid-template-columns: minmax(0, 1fr); }
  .cf-stamp { font-size: 30px; right: 16px; top: 16px; }
}
@media (max-width: 480px) {
  .board-foot { flex-direction: column; align-items: stretch; }
  .fcard-body { padding: 18px; }
  .metrics dd { font-size: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  mark.ph.fresh::after { display: none; }
  .mq-track { animation: none !important; flex-wrap: wrap; width: auto; }
  .mq-dup { display: none; }
}