/* Aryan Chachra — portfolio. Hand-written CSS, no framework.
   The page reads as an agent run: task → tools → log → check → handoff. */

@font-face {
  font-family: "Bricolage";
  src: url("../fonts/bricolage.woff2") format("woff2-variations"), url("../fonts/bricolage.woff2") format("woff2");
  font-weight: 200 800;
  font-display: swap;
}
@font-face {
  font-family: "Instrument Sans";
  src: url("../fonts/instrument-sans.woff2") format("woff2-variations"), url("../fonts/instrument-sans.woff2") format("woff2");
  font-weight: 400 700;
  font-display: swap;
}
@font-face {
  font-family: "Martian Mono";
  src: url("../fonts/martian-mono.woff2") format("woff2-variations"), url("../fonts/martian-mono.woff2") format("woff2");
  font-weight: 100 800;
  font-stretch: 75% 112.5%;
  font-display: swap;
}

/* ---------------------------------------------------------------- tokens */
:root {
  --f-display: "Bricolage", "Instrument Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-sans: "Instrument Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --f-mono: "Martian Mono", ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  /* light */
  --bg: #F3F3EF;
  --bg-2: #ECECE6;
  --panel: #FBFBF8;
  --panel-2: #F6F6F2;
  --line: #DCDCD4;
  --line-2: #C7C7BD;
  --text: #16171A;
  --text-2: #3D3F44;
  --muted: #55574F;
  --faint: #686A63;
  --amber: #8F5300;
  --amber-2: #B86E00;
  --amber-soft: rgba(184, 110, 0, .10);
  --mint: #0C7A4B;
  --mint-soft: rgba(12, 122, 75, .10);
  --peri: #3651C3;
  --peri-soft: rgba(54, 81, 195, .10);
  --rose: #B8392F;
  --rose-soft: rgba(184, 57, 47, .10);
  --dot: rgba(22, 23, 26, .07);
  --shadow: 0 1px 0 rgba(255,255,255,.7) inset, 0 18px 50px -24px rgba(22, 23, 26, .25);
  --glow: 0 0 0 1px var(--amber), 0 0 0 5px var(--amber-soft);
  --scrim: rgba(20, 21, 24, .35);

  --r-s: 6px;
  --r-m: 10px;
  --r-l: 16px;
  --ease: cubic-bezier(.2, .7, .1, 1);
  --gutter: clamp(16px, 4vw, 40px);
  --max: 1180px;
  --bar-h: 60px;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: #0B0C0E;
  --bg-2: #0F1013;
  --panel: #121418;
  --panel-2: #16191E;
  --line: #23272E;
  --line-2: #323741;
  --text: #ECE8DF;
  --text-2: #BDB8AD;
  --muted: #A19D93;
  --faint: #85817A;
  --amber: #FFB547;
  --amber-2: #FFC76E;
  --amber-soft: rgba(255, 181, 71, .12);
  --mint: #7BE0A8;
  --mint-soft: rgba(123, 224, 168, .12);
  --peri: #A3B6FF;
  --peri-soft: rgba(163, 182, 255, .12);
  --rose: #FF8A7A;
  --rose-soft: rgba(255, 138, 122, .12);
  --dot: rgba(236, 232, 223, .06);
  --shadow: 0 1px 0 rgba(255,255,255,.03) inset, 0 30px 80px -40px rgba(0, 0, 0, .9);
  --scrim: rgba(3, 4, 6, .6);
  color-scheme: dark;
}

/* ------------------------------------------------------------------ base */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-padding-top: calc(var(--bar-h) + 24px); }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.62 var(--f-sans);
  font-kerning: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  transition: background-color .3s var(--ease), color .3s var(--ease);
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button, input { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }
p { margin: 0; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; text-wrap: balance; }
ul, ol { margin: 0; padding: 0; list-style: none; }
kbd { font: 500 11px/1 var(--f-mono); font-stretch: 90%; padding: 3px 5px 2px; border: 1px solid var(--line-2); border-bottom-width: 2px; border-radius: 4px; color: var(--muted); background: var(--panel-2); }
::selection { background: var(--amber); color: #111; }
:focus-visible { outline: 2px solid var(--amber); outline-offset: 3px; border-radius: 4px; }
[hidden] { display: none !important; }

.mono { font-family: var(--f-mono); font-stretch: 87.5%; letter-spacing: -.01em; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.ico { width: 16px; height: 16px; flex: none; }
.skip { position: absolute; left: 16px; top: -60px; z-index: 100; padding: 10px 14px; background: var(--amber); color: #111; border-radius: var(--r-s); font-weight: 600; text-decoration: none; }
.skip:focus { top: 12px; }

/* ------------------------------------------------------------------- bar */
.bar {
  position: sticky; top: 0; z-index: 40;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, background-color .3s;
  padding-top: env(safe-area-inset-top, 0px);
}
.bar.is-scrolled { border-bottom-color: var(--line); }
.bar__in {
  max-width: calc(var(--max) + 160px); margin: 0 auto; height: var(--bar-h);
  padding: 0 var(--gutter); display: flex; align-items: center; gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; margin-right: auto; }
.brand__mark { width: 26px; height: 26px; fill: var(--amber); stroke: var(--text-2); stroke-width: 1.6; stroke-linecap: round; }
.brand__mark circle { stroke: none; }
.brand__mark circle:nth-child(2) { fill: var(--text); }
.brand__name { font: 500 14px/1 var(--f-mono); font-stretch: 87.5%; letter-spacing: -.02em; }
.brand__dot { color: var(--amber); }
.bar__nav { display: flex; gap: 4px; }
.bar__nav a { position: relative; padding: 8px 10px; font-size: 14.5px; color: var(--text-2); text-decoration: none; border-radius: var(--r-s); transition: color .2s, background-color .2s; }
.bar__nav a:hover { color: var(--text); background: var(--panel-2); }
.bar__nav a.is-active { color: var(--text); }
.bar__nav a.is-active::after { content: ""; position: absolute; left: 10px; right: 10px; bottom: 2px; height: 2px; border-radius: 2px; background: var(--amber); }
.bar__end { display: flex; align-items: center; gap: 8px; }
.clock { font-size: 12px; color: var(--muted); padding-right: 6px; white-space: nowrap; font-variant-numeric: tabular-nums; }
.kbtn {
  display: inline-flex; align-items: center; gap: 8px; height: 36px; padding: 0 8px 0 12px;
  border: 1px solid var(--line-2); border-radius: 999px; font-size: 14px; color: var(--text-2);
  background: var(--panel); transition: border-color .2s, color .2s;
}
.kbtn:hover { border-color: var(--amber); color: var(--text); }
.kbtn__label--narrow { display: none; }
.kbtn__kbd { border-radius: 999px; padding: 4px 7px 3px; }
.iconbtn { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 999px; border: 1px solid var(--line-2); color: var(--text-2); background: var(--panel); transition: border-color .2s, color .2s; }
.iconbtn:hover { border-color: var(--amber); color: var(--text); }
[data-theme="dark"] .ico--sun { display: block; }
[data-theme="dark"] .ico--moon { display: none; }
[data-theme="light"] .ico--sun { display: none; }
[data-theme="light"] .ico--moon { display: block; }
.bar__progress { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; pointer-events: none; }
.bar__progress span { display: block; height: 100%; width: 100%; transform-origin: left; transform: scaleX(var(--p, 0)); background: linear-gradient(90deg, var(--amber), var(--mint)); opacity: .9; }

/* ------------------------------------------------------------ page + rail */
.page { max-width: calc(var(--max) + 160px); margin: 0 auto; padding: 0 var(--gutter); }
main { min-width: 0; }
.rail { display: none; }

@media (min-width: 1240px) {
  .page { display: grid; grid-template-columns: 128px minmax(0, 1fr); gap: 32px; }
  .rail { display: block; position: sticky; top: calc(var(--bar-h) + 56px); align-self: start; padding-top: 72px; }
  .rail__steps { position: relative; display: grid; gap: 22px; }
  .rail__steps::before { content: ""; position: absolute; left: 6px; top: 8px; bottom: 8px; width: 1px; background: var(--line-2); }
  .rail__steps::after { content: ""; position: absolute; left: 6px; top: 8px; width: 1px; height: calc((100% - 16px) * var(--rp, 0)); background: var(--amber); transition: height .3s var(--ease); }
  .rail a { position: relative; display: grid; grid-template-columns: 13px 22px auto; align-items: center; gap: 10px; text-decoration: none; font: 400 12px/1 var(--f-mono); font-stretch: 87.5%; color: var(--faint); transition: color .2s; }
  .rail a:hover { color: var(--text); }
  .rail__node { position: relative; z-index: 1; width: 13px; height: 13px; border-radius: 50%; border: 1px solid var(--line-2); background: var(--bg); transition: border-color .3s, background-color .3s, box-shadow .3s; }
  .rail li.is-done a { color: var(--muted); }
  .rail li.is-done .rail__node { border-color: var(--mint); background: var(--mint); box-shadow: inset 0 0 0 3px var(--bg); }
  .rail li.is-active a { color: var(--text); }
  .rail li.is-active .rail__node { border-color: var(--amber); background: var(--amber); box-shadow: 0 0 0 4px var(--amber-soft); }
  .rail li.is-active .rail__label { color: var(--amber); }
}

/* ------------------------------------------------------------------ hero */
.hero {
  position: relative;
  display: grid; gap: clamp(32px, 5vw, 64px); align-items: center;
  padding-block: clamp(40px, 8vw, 96px) clamp(56px, 8vw, 104px);
}
.hero::before {
  content: ""; position: absolute; inset: 0 calc(var(--gutter) * -1); z-index: -1; pointer-events: none;
  background-image: radial-gradient(var(--dot) 1px, transparent 1.2px);
  background-size: 22px 22px;
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 70% 40%, #000 30%, transparent 75%);
  mask-image: radial-gradient(ellipse 70% 70% at 70% 40%, #000 30%, transparent 75%);
}
@media (min-width: 1000px) { .hero { grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); } }
.eyebrow { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 12.5px; color: var(--muted); margin-bottom: 22px; }
.eyebrow__k { color: var(--peri); padding: 3px 7px 2px; border: 1px solid color-mix(in srgb, var(--peri) 40%, transparent); border-radius: 4px; text-transform: uppercase; letter-spacing: .06em; font-size: 11px; }
.hero__name {
  font-family: var(--f-display); font-variation-settings: "opsz" 96;
  font-weight: 500; font-size: clamp(56px, 11vw, 132px); line-height: .9; letter-spacing: -.045em;
  margin-left: -.04em;
}
.hero__last { display: block; font-weight: 800; letter-spacing: -.05em; }
.hero__name .ch { display: inline-block; font-weight: var(--w, inherit); transition: font-weight .35s var(--ease); }
.hero__name.is-kinetic .ch { transition: none; }
.hero__last::after {
  content: ""; display: inline-block; width: .09em; height: .74em; margin-left: .06em; vertical-align: -.02em;
  background: var(--amber); border-radius: 2px;
  animation: caret 1.15s steps(1) infinite;
}
@keyframes caret { 50% { opacity: 0; } }
.hero__role { margin-top: 18px; font: 500 clamp(19px, 2.2vw, 24px)/1.3 var(--f-display); font-variation-settings: "opsz" 24; letter-spacing: -.01em; color: var(--text-2); }
.hero__lede { margin-top: 18px; max-width: 34em; font-size: clamp(17px, 1.6vw, 19px); color: var(--text-2); }
.hero__lede a { color: var(--text); text-decoration-color: var(--amber); text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
.hero__facts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; font-size: 12px; color: var(--muted); }
.hero__facts li { padding: 5px 9px 4px; border: 1px solid var(--line); border-radius: 999px; background: color-mix(in srgb, var(--panel) 70%, transparent); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }

.btn {
  display: inline-flex; align-items: center; gap: 9px; min-height: 46px; padding: 0 18px;
  border-radius: 999px; border: 1px solid var(--line-2); background: var(--panel);
  font-weight: 600; font-size: 15.5px; text-decoration: none; color: var(--text);
  transition: transform .2s var(--ease), border-color .2s, background-color .2s, box-shadow .2s;
}
.btn:hover { border-color: var(--text-2); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--primary { background: var(--amber); border-color: var(--amber); color: #15120B; }
.btn--primary:hover { background: var(--amber-2); border-color: var(--amber-2); box-shadow: 0 10px 30px -12px var(--amber); }
[data-theme="light"] .btn--primary { color: #fff; }
.btn__meta { font: 500 11px/1 var(--f-mono); color: var(--muted); padding: 3px 5px 2px; border: 1px solid var(--line-2); border-radius: 4px; }

/* console + trace */
.console {
  position: relative; min-width: 0;
  border: 1px solid var(--line-2); border-radius: var(--r-l);
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  box-shadow: var(--shadow);
  overflow: hidden;
}
.console::after { content: ""; position: absolute; inset: 0; pointer-events: none; border-radius: inherit; background: radial-gradient(120% 60% at 100% 0%, var(--amber-soft), transparent 60%); opacity: .6; }
.console__bar { display: flex; align-items: center; gap: 12px; padding: 12px 14px 12px 16px; border-bottom: 1px solid var(--line); }
.console__title { font-size: 12px; color: var(--muted); margin-right: auto; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.console__title b { color: var(--text); font-weight: 600; }
.status { display: inline-flex; align-items: center; gap: 7px; font: 500 11px/1 var(--f-mono); font-stretch: 87.5%; text-transform: uppercase; letter-spacing: .08em; color: var(--mint); }
.status__dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.status.is-running { color: var(--amber); }
.status.is-running .status__dot { animation: pulse 1s var(--ease) infinite; }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 var(--amber-soft); opacity: 1; } 50% { box-shadow: 0 0 0 6px transparent; opacity: .55; } }
.console__btn { position: relative; z-index: 1; display: inline-flex; align-items: center; gap: 6px; height: 28px; padding: 0 10px; border: 1px solid var(--line-2); border-radius: 999px; font: 500 11.5px/1 var(--f-mono); font-stretch: 87.5%; color: var(--text-2); transition: border-color .2s, color .2s; }
.console__btn:hover { border-color: var(--amber); color: var(--text); }
.console__btn .ico { width: 13px; height: 13px; }

.trace { position: relative; z-index: 1; padding: 14px 16px 18px; display: grid; gap: 2px; font-size: 12.5px; line-height: 1.55; }
.t { display: grid; grid-template-columns: 62px minmax(0, 1fr); gap: 12px; padding: 5px 8px; border-radius: 6px; }
.t__k { font-size: 10.5px; text-transform: uppercase; letter-spacing: .09em; padding-top: 2px; color: var(--faint); }
.t__v { min-width: 0; overflow-wrap: anywhere; color: var(--text-2); text-decoration: none; }
.t__v i { font-style: normal; color: var(--faint); }
.t--task .t__k { color: var(--text-2); }
.t--plan .t__k { color: var(--peri); }
.t--tool .t__k { color: var(--amber); }
.t--tool .t__v { color: var(--text); }
.t--tool .t__v .fn { color: var(--amber); }
a.t__v { transition: color .2s; }
.t--tool:hover { background: var(--amber-soft); }
.t--tool a.t__v:hover .fn { text-decoration: underline; text-underline-offset: 3px; }
.t--obs { padding-top: 0; }
.t--obs .t__k { color: var(--faint); font-size: 12px; text-align: right; padding-right: 2px; letter-spacing: 0; }
.t--obs .t__v { color: var(--muted); }
.t--check .t__k { color: var(--mint); }
.t--check .t__v { display: inline-flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.ico--ok { color: var(--mint); width: 15px; height: 15px; }
.t--answer { margin-top: 6px; padding-block: 10px; border: 1px solid var(--line); background: var(--panel-2); }
.t--answer .t__k { color: var(--text); }
.t--answer .t__v { color: var(--text); font-family: var(--f-sans); font-size: 15px; line-height: 1.45; font-weight: 500; }
.t--answer .t__v a { display: inline-flex; align-items: center; gap: 4px; margin-top: 6px; font: 500 12px/1.4 var(--f-mono); font-stretch: 87.5%; color: var(--amber); text-decoration: none; }
.t--answer .t__v a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* the run animation — lines are all in the page; JS hides then plays them */
.trace.is-playing .t { opacity: 0; transform: translateY(4px); }
.trace.is-playing .t.is-in { opacity: 1; transform: none; transition: opacity .28s var(--ease), transform .28s var(--ease); }
.trace.is-playing .t.is-in .t__v { animation: wipe .5s var(--ease) both; }
.trace.is-playing .t--tool.is-pending .t__v::after { content: " ···"; color: var(--amber); animation: blink .6s steps(2) infinite; }
@keyframes wipe { from { clip-path: inset(0 100% 0 0); } to { clip-path: inset(0 0 0 0); } }
@keyframes blink { 50% { opacity: .2; } }

/* --------------------------------------------------------------- sections */
.sec { padding-block: clamp(56px, 9vw, 112px); border-top: 1px solid var(--line); }
.sec__head { display: grid; gap: 14px; margin-bottom: clamp(28px, 5vw, 52px); max-width: 760px; }
.sec__step { display: inline-flex; align-items: center; gap: 10px; font-size: 12.5px; color: var(--muted); }
.sec__step span { display: inline-grid; place-items: center; min-width: 28px; height: 22px; padding: 0 6px; border-radius: 4px; background: var(--amber-soft); color: var(--amber); font-weight: 600; }
.sec__step b { color: var(--text); font-weight: 500; }
.sec__title { font-family: var(--f-display); font-variation-settings: "opsz" 72; font-weight: 700; font-size: clamp(34px, 5.4vw, 64px); line-height: 1; letter-spacing: -.035em; }
.sec__intro { font-size: clamp(17px, 1.5vw, 19px); color: var(--text-2); max-width: 38em; }
.minihead { font-size: 11.5px; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); font-weight: 500; margin-bottom: 14px; }

/* chips */
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips li { font: 500 12px/1 var(--f-mono); font-stretch: 87.5%; padding: 7px 9px 6px; border: 1px solid var(--line-2); border-radius: 999px; color: var(--text-2); background: var(--panel-2); }
.pill { display: inline-flex; align-items: center; gap: 7px; padding: 5px 9px 4px; border-radius: 999px; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.pill--live { color: var(--mint); background: var(--mint-soft); }
.pill__dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; animation: pulse-mint 2s var(--ease) infinite; }
@keyframes pulse-mint { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }
.link { display: inline-flex; align-items: center; gap: 6px; font: 500 13px/1.4 var(--f-mono); font-stretch: 87.5%; color: var(--amber); text-decoration: none; }
.link:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ------------------------------------------------------------ flagship */
.flag {
  position: relative;
  border: 1px solid var(--line-2); border-radius: var(--r-l);
  background: var(--panel); box-shadow: var(--shadow);
  padding: clamp(20px, 3.5vw, 44px);
  transition: box-shadow .3s, border-color .3s;
}
.flag__top { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; }
.flag__kicker { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; font-size: 12px; color: var(--muted); }
.flag__site { display: inline-flex; align-items: center; gap: 6px; font: 500 13px/1 var(--f-mono); font-stretch: 87.5%; color: var(--text); text-decoration: none; padding: 9px 12px; border: 1px solid var(--line-2); border-radius: 999px; transition: border-color .2s, color .2s; }
.flag__site:hover { border-color: var(--amber); color: var(--amber); }
.flag__intro { display: grid; gap: 28px; margin-top: 24px; align-items: center; }
@media (min-width: 900px) {
  .flag__intro { grid-template-columns: minmax(0, 1fr) minmax(0, .95fr); gap: 44px; }
  .window { transform: perspective(1400px) rotateY(-7deg) rotateX(2deg); transform-origin: 100% 50%; }
}
.window {
  position: relative; display: block; border-radius: var(--r-m); overflow: hidden; text-decoration: none;
  border: 1px solid var(--line-2); background: #0A1929;
  box-shadow: 0 30px 70px -30px rgba(0, 0, 0, .7);
  transition: transform .6s var(--ease), box-shadow .6s var(--ease), border-color .3s;
}
.window:hover, .window:focus-visible { transform: none; border-color: var(--amber); box-shadow: 0 30px 80px -30px rgba(31, 182, 255, .35); }
.window__bar { display: flex; align-items: center; gap: 10px; height: 30px; padding: 0 12px; background: #0E2236; border-bottom: 1px solid rgba(255,255,255,.06); }
.window__dots { display: inline-flex; gap: 5px; }
.window__dots i { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,.18); }
.window__url { flex: 1; text-align: center; margin-right: 34px; font-size: 11px; color: rgba(224,224,224,.7); }
.window img { width: 100%; height: auto; aspect-ratio: 1360 / 850; }
.flag__title { font-family: var(--f-display); font-variation-settings: "opsz" 96; font-weight: 800; font-size: clamp(40px, 7vw, 88px); line-height: .92; letter-spacing: -.045em; }
.flag__tag { margin-top: 10px; font: 500 clamp(19px, 2vw, 24px)/1.3 var(--f-display); font-variation-settings: "opsz" 24; color: var(--text-2); }
.flag__lede { margin-top: 18px; max-width: 44em; color: var(--text-2); }
.flag__cols { display: grid; gap: 32px; margin-top: clamp(28px, 4vw, 44px); padding-top: clamp(24px, 3vw, 36px); border-top: 1px dashed var(--line-2); }
@media (min-width: 900px) { .flag__cols { grid-template-columns: 1.4fr 1fr; gap: 56px; } }
.ticks { display: grid; gap: 12px; }
.ticks li { position: relative; padding-left: 24px; color: var(--text-2); font-size: 16px; }
.ticks li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 9px; height: 9px; border: 1.5px solid var(--amber); border-radius: 2px; transform: rotate(45deg); }
.flag__principle { margin-top: 26px; font: 600 clamp(20px, 2.2vw, 26px)/1.2 var(--f-display); font-variation-settings: "opsz" 36; letter-spacing: -.02em; color: var(--text); border-left: 2px solid var(--amber); padding-left: 16px; }

/* pipeline */
.pipe { margin-top: clamp(28px, 4vw, 44px); border: 1px solid var(--line); border-radius: var(--r-m); background: var(--bg-2); overflow: hidden; }
.pipe__legend { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; padding: 12px 16px; border-bottom: 1px solid var(--line); font-size: 11.5px; color: var(--muted); }
.lg { display: inline-flex; align-items: center; gap: 7px; }
.lg::before { content: ""; width: 9px; height: 9px; border-radius: 50%; }
.lg--agent::before { background: var(--peri); }
.lg--code::before { background: var(--amber); border-radius: 2px; }
.pipe__hint { margin-left: auto; display: inline-flex; align-items: center; gap: 5px; }
.pipe__track { position: relative; padding: 22px clamp(12px, 2vw, 22px) 18px; }
.pipe__stages { position: relative; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 8px; }
.pipe__rail { position: absolute; z-index: 1; width: 0; height: 2px; background: var(--line-2); border-radius: 2px; pointer-events: none; }
.pipe__fill { position: absolute; inset: 0 auto 0 0; width: 100%; transform-origin: left; transform: scaleX(var(--fill, 0)); background: linear-gradient(90deg, var(--peri), var(--amber)); border-radius: 2px; transition: transform .6s var(--ease); }
.st {
  position: relative; display: grid; justify-items: center; gap: 4px; padding: 6px 4px 12px; border-radius: var(--r-m);
  text-align: center; color: var(--muted); transition: color .2s, background-color .2s;
}
.st:hover { color: var(--text); background: var(--panel); }
.st__node { position: relative; z-index: 2; display: grid; place-items: center; width: 22px; height: 22px; margin-bottom: 8px; border-radius: 6px; border: 1.5px solid var(--line-2); background: var(--bg-2); transition: border-color .3s, background-color .3s, box-shadow .3s, transform .3s var(--ease); }
.st--agent .st__node { border-radius: 50%; }
.st__n { font-size: 10.5px; color: var(--faint); }
.st__name { font: 600 15px/1.2 var(--f-display); font-variation-settings: "opsz" 20; color: inherit; }
.st__by { font-size: 10.5px; color: var(--faint); text-transform: uppercase; letter-spacing: .06em; }
.st.is-done .st__node { border-color: var(--amber); background: var(--amber); color: var(--bg); }
.st.is-done .st__node::after { content: ""; width: 35%; height: 55%; border: solid currentColor; border-width: 0 2px 2px 0; transform: translateY(-1px) rotate(45deg); }
.st--agent.is-done .st__node { border-color: var(--peri); background: var(--peri); }
.st[aria-selected="true"] { color: var(--text); background: var(--panel); box-shadow: inset 0 0 0 1px var(--line-2); }
.st[aria-selected="true"] .st__node { border-color: var(--amber); background: var(--amber); box-shadow: 0 0 0 5px var(--amber-soft); transform: scale(1.06); }
.st--agent[aria-selected="true"] .st__node { border-color: var(--peri); background: var(--peri); box-shadow: 0 0 0 5px var(--peri-soft); }
.st[aria-selected="true"] .st__by { color: var(--amber); }
.st--agent[aria-selected="true"] .st__by { color: var(--peri); }
.st--agent::after { content: "↺ reconsider once"; position: absolute; left: 50%; top: -14px; transform: translateX(-50%); white-space: nowrap; font: 500 9.5px/1 var(--f-mono); font-stretch: 87.5%; color: var(--peri); opacity: .9; }

.pipe__panels { border-top: 1px solid var(--line); background: var(--panel); }
.sp { padding: clamp(18px, 3vw, 30px); display: grid; gap: 12px; max-width: 880px; }
.sp.is-entering { animation: rise .45s var(--ease) both; }
@keyframes rise { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.sp__title { font: 700 clamp(21px, 2.4vw, 28px)/1.15 var(--f-display); font-variation-settings: "opsz" 36; letter-spacing: -.02em; }
.sp p { color: var(--text-2); font-size: 16px; max-width: 42em; }
.sp__log { margin: 6px 0 0; padding: 12px 14px; border-radius: var(--r-s); background: var(--bg-2); border: 1px solid var(--line); font-size: 12px; line-height: 1.75; color: var(--text-2); white-space: pre-wrap; overflow-wrap: anywhere; }
.lk { color: var(--faint); }
.lo { color: var(--mint); }
.lw { color: var(--amber); }
.lx { color: var(--rose); }
.lr { color: var(--peri); }
.pipe__foot { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; padding: 12px 16px; border-top: 1px solid var(--line); }
.pipe__btn { display: inline-flex; align-items: center; gap: 7px; height: 30px; padding: 0 12px; border: 1px solid var(--line-2); border-radius: 999px; font: 500 12px/1 var(--f-mono); font-stretch: 87.5%; color: var(--text-2); transition: border-color .2s, color .2s; }
.pipe__btn:hover { border-color: var(--amber); color: var(--text); }
.pipe__btn .ico { width: 12px; height: 12px; }
.pipe__btn .ico--play { display: none; }
.pipe__btn.is-paused .ico--play { display: block; }
.pipe__btn.is-paused .ico--pause { display: none; }
.pipe__note { font-size: 11.5px; color: var(--faint); }

/* ---------------------------------------------------------------- cards */
.card {
  position: relative; border: 1px solid var(--line); border-radius: var(--r-l); background: var(--panel);
  padding: clamp(20px, 3vw, 36px); transition: border-color .3s, box-shadow .3s, transform .3s var(--ease);
}
.card p { color: var(--text-2); font-size: 16px; }
.card .card__kicker { font-size: 11.5px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: 12px; }
.card__title { font: 700 clamp(24px, 3vw, 34px)/1.08 var(--f-display); font-variation-settings: "opsz" 48; letter-spacing: -.03em; margin-bottom: 14px; }
.card--research { margin-top: 20px; display: grid; gap: 28px; }
.card--research .card__main { display: grid; gap: 14px; align-content: start; }
.card--research .card__main .card__title, .card--research .card__main .card__kicker { margin-bottom: 0; }
.card--research .chips { margin-top: 6px; }
@media (min-width: 900px) { .card--research { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 44px; } }
.card__side { display: grid; gap: 12px; align-content: start; }
.manifest { margin: 0; border: 1px solid var(--line); border-radius: var(--r-m); background: var(--bg-2); padding: 6px 0; font-size: 12.5px; }
.manifest div { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 12px; padding: 8px 14px; }
.manifest div + div { border-top: 1px dashed var(--line); }
.manifest dt { color: var(--faint); }
.manifest dd { margin: 0; color: var(--text); overflow-wrap: anywhere; }
.card .card__note { font-size: 13px; color: var(--faint); }
.earlier { margin-top: clamp(40px, 6vw, 64px); }
.earlier__grid { display: grid; gap: 20px; }
@media (min-width: 760px) { .earlier__grid { grid-template-columns: 1fr 1fr; } }
.card--small { display: grid; gap: 14px; align-content: start; }
.card--small .card__kicker, .card--small .card__title { margin-bottom: 0; }
.card--small .link { margin-top: 4px; }
.card:hover { border-color: var(--line-2); }

/* the registry lights the systems that used a tool */
.is-linked { border-color: var(--amber) !important; box-shadow: var(--glow) !important; }

/* ------------------------------------------------------------------ log */
.logfilter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.chipbtn { height: 34px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--line-2); font-size: 14px; color: var(--text-2); background: var(--panel); transition: border-color .2s, color .2s, background-color .2s; }
.chipbtn:hover { border-color: var(--text-2); color: var(--text); }
.chipbtn[aria-pressed="true"] { background: var(--text); color: var(--bg); border-color: var(--text); }
.log { position: relative; display: grid; }
.entry { position: relative; display: grid; gap: 6px 32px; padding: 22px 0 26px; border-top: 1px solid var(--line); transition: opacity .3s; }
.entry:last-child { border-bottom: 1px solid var(--line); }
@media (min-width: 760px) { .entry { grid-template-columns: 170px minmax(0, 1fr); } }
.entry.is-muted { opacity: .28; }
.entry__when { font-size: 13px; color: var(--muted); padding-top: 5px; font-variant-numeric: tabular-nums; }
.entry__when time { color: var(--amber); }
.entry__role { font: 700 clamp(20px, 2.2vw, 26px)/1.2 var(--f-display); font-variation-settings: "opsz" 32; letter-spacing: -.02em; }
.entry__org { margin-top: 4px; color: var(--muted); font-size: 15.5px; }
.entry__list { display: grid; gap: 8px; margin-top: 14px; max-width: 46em; }
.entry__list li { position: relative; padding-left: 20px; color: var(--text-2); font-size: 16px; }
.entry__list li::before { content: "↳"; position: absolute; left: 0; top: 0; color: var(--faint); font-family: var(--f-mono); font-size: 13px; line-height: 1.9; }
.creds { margin-top: 40px; }
.cred {
  display: flex; align-items: center; gap: 16px; max-width: 640px; padding: 16px 18px;
  border: 1px solid var(--line-2); border-radius: var(--r-m); background: var(--panel); text-decoration: none;
  transition: border-color .2s, transform .2s var(--ease), box-shadow .2s;
}
.cred:hover { border-color: var(--amber); transform: translateY(-1px); box-shadow: 0 16px 40px -24px var(--amber); }
.cred__icon { display: grid; place-items: center; width: 44px; height: 44px; flex: none; border-radius: 10px; background: var(--amber-soft); color: var(--amber); }
.cred__icon .ico { width: 22px; height: 22px; }
.cred__body { display: grid; gap: 4px; min-width: 0; margin-right: auto; }
.cred__name { font: 600 17px/1.3 var(--f-display); font-variation-settings: "opsz" 20; }
.cred__meta { font-size: 12px; color: var(--muted); }
.cred__out { color: var(--muted); }

/* ------------------------------------------------------------- registry */
.reg { display: grid; grid-template-columns: minmax(0, 1fr); gap: 18px; }
.reg__search { display: flex; align-items: center; gap: 10px; max-width: 520px; height: 48px; padding: 0 14px; border: 1px solid var(--line-2); border-radius: var(--r-m); background: var(--panel); color: var(--muted); transition: border-color .2s, box-shadow .2s; }
.reg__search:focus-within { border-color: var(--amber); box-shadow: 0 0 0 4px var(--amber-soft); }
.reg__search input { flex: 1; min-width: 0; width: 100%; height: 100%; border: 0; outline: 0; background: transparent; font: 400 14px/1 var(--f-mono); font-stretch: 87.5%; color: var(--text); }
.reg__search input::placeholder { color: var(--faint); }
.reg__search input::-webkit-search-cancel-button { filter: grayscale(1); }
.reg__count { font-size: 11.5px; color: var(--faint); white-space: nowrap; }
.reg__used { min-height: 1.6em; }
.reg__used a { color: var(--amber); text-decoration: none; }
.reg__used a:hover { text-decoration: underline; }
.reg__groups { columns: 4 240px; column-gap: 14px; }
.reg__group { break-inside: avoid; display: inline-block; width: 100%; margin: 0 0 14px; padding: 18px; border: 1px solid var(--line); border-radius: var(--r-m); background: var(--panel); }
.reg__h { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); font-weight: 500; margin-bottom: 12px; }
.tools { display: flex; flex-wrap: wrap; gap: 6px; }
.tool { padding: 7px 10px 6px; border-radius: 6px; border: 1px solid var(--line-2); background: var(--panel-2); font-size: 14px; line-height: 1.2; color: var(--text-2); text-align: left; transition: border-color .15s, color .15s, background-color .15s; }
.tool:hover, .tool:focus-visible, .tool.is-hot { border-color: var(--amber); color: var(--text); background: var(--amber-soft); }
.tool mark { background: none; color: var(--amber); font-weight: 600; }
.tool--used::after { content: ""; display: inline-block; width: 5px; height: 5px; margin-left: 7px; vertical-align: .18em; border-radius: 50%; background: var(--amber); }
.reg__legend { display: inline-flex; align-items: center; gap: 7px; }
.reg__legend::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--amber); }
.reg__meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 18px; font-size: 12.5px; color: var(--muted); }
.reg__group.is-empty { display: none; }
.reg__empty { color: var(--muted); }

/* --------------------------------------------------------------- method */
.method { display: grid; gap: 16px; }
@media (min-width: 900px) { .method { grid-template-columns: repeat(3, 1fr); } }
.rule { position: relative; display: grid; align-content: start; gap: 14px; padding: clamp(22px, 3vw, 32px); border: 1px solid var(--line); border-radius: var(--r-l); background: var(--panel); overflow: hidden; }
.rule::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px; background: var(--amber); transform: scaleY(.18); transform-origin: top; transition: transform .5s var(--ease); }
.rule:hover::before { transform: scaleY(1); }
.rule .rule__n { font-size: 11.5px; color: var(--amber); text-transform: uppercase; letter-spacing: .1em; }
.rule__title { font: 700 clamp(22px, 2.4vw, 28px)/1.12 var(--f-display); font-variation-settings: "opsz" 36; letter-spacing: -.025em; }
.rule p { color: var(--text-2); font-size: 16px; }

/* ---------------------------------------------------------------- human */
.human { display: grid; gap: clamp(28px, 5vw, 64px); align-items: start; }
@media (min-width: 900px) { .human { grid-template-columns: 320px minmax(0, 1fr); } }
.human__photo { margin: 0; position: relative; max-width: 320px; }
.human__photo img { width: 100%; height: auto; aspect-ratio: 4 / 5; object-fit: cover; border-radius: var(--r-l); border: 1px solid var(--line-2); filter: saturate(.85) contrast(1.03); background: var(--panel-2); }
.human__photo figcaption { position: absolute; left: 12px; bottom: 12px; padding: 6px 9px 5px; border-radius: 6px; font-size: 11px; color: #ECE8DF; background: rgba(11, 12, 14, .72); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.human__body { display: grid; gap: 26px; align-content: start; }
.human__lede { font-size: clamp(18px, 1.8vw, 21px); color: var(--text-2); max-width: 32em; }
.mail { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 14px; }
.mail__addr { font: 600 clamp(20px, 3.3vw, 38px)/1.1 var(--f-display); font-variation-settings: "opsz" 48; letter-spacing: -.03em; color: var(--text); text-decoration: none; overflow-wrap: anywhere; background: linear-gradient(var(--amber), var(--amber)) 0 100% / 0 2px no-repeat; transition: background-size .35s var(--ease); padding-bottom: 4px; }
.mail__addr:hover { background-size: 100% 2px; }
.mail__copy { display: inline-flex; align-items: center; gap: 7px; height: 36px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--line-2); font: 500 12.5px/1 var(--f-mono); font-stretch: 87.5%; color: var(--text-2); background: var(--panel); transition: border-color .2s, color .2s; }
.mail__copy:hover { border-color: var(--amber); color: var(--text); }
.mail__copy.is-done { border-color: var(--mint); color: var(--mint); }
.links { display: flex; flex-wrap: wrap; gap: 10px; }
.links a { display: inline-flex; align-items: center; gap: 9px; min-height: 44px; padding: 0 16px; border: 1px solid var(--line-2); border-radius: 999px; font-weight: 600; font-size: 15px; text-decoration: none; background: var(--panel); transition: border-color .2s, transform .2s var(--ease); }
.links a:hover { border-color: var(--amber); transform: translateY(-1px); }
.links__out { color: var(--muted); width: 13px; height: 13px; }
.human__meta { font-size: 12.5px; color: var(--muted); }

/* ---------------------------------------------------------------- footer */
.foot { border-top: 1px solid var(--line); padding-bottom: env(safe-area-inset-bottom, 0px); }
.foot__in { max-width: calc(var(--max) + 160px); margin: 0 auto; padding: 24px var(--gutter) 28px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px 24px; font-size: 12px; color: var(--muted); }
.foot__ok { display: inline-flex; align-items: center; gap: 6px; color: var(--mint); }
.foot__ok .ico { width: 13px; height: 13px; }

/* --------------------------------------------------------------- palette */
.palette { position: fixed; inset: 0; z-index: 80; display: grid; justify-items: center; align-items: start; padding: max(12vh, 64px) 16px 16px; }
.palette__scrim { position: absolute; inset: 0; background: var(--scrim); -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px); animation: fade .2s var(--ease) both; }
.palette__box { position: relative; width: min(620px, 100%); max-height: min(560px, 76vh); display: flex; flex-direction: column; border: 1px solid var(--line-2); border-radius: var(--r-l); background: var(--panel); box-shadow: 0 40px 100px -30px rgba(0,0,0,.6); overflow: hidden; animation: pop .22s var(--ease) both; }
@keyframes fade { from { opacity: 0; } }
@keyframes pop { from { opacity: 0; transform: translateY(-8px) scale(.985); } }
.palette__head { display: flex; align-items: center; gap: 12px; padding: 0 16px; height: 58px; border-bottom: 1px solid var(--line); color: var(--muted); }
.palette__input { flex: 1; min-width: 0; height: 100%; border: 0; outline: 0; background: transparent; font-size: 17px; color: var(--text); }
.palette__input::placeholder { color: var(--faint); }
.palette__list { overflow-y: auto; padding: 8px; overscroll-behavior: contain; }
.palette__group { padding: 10px 10px 6px; font: 500 10.5px/1 var(--f-mono); font-stretch: 87.5%; text-transform: uppercase; letter-spacing: .1em; color: var(--faint); }
.palette__item { display: flex; align-items: center; gap: 12px; padding: 11px 12px; border-radius: var(--r-s); cursor: pointer; color: var(--text-2); }
.palette__item .ico { color: var(--muted); }
.palette__item[aria-selected="true"] { background: var(--amber-soft); color: var(--text); }
.palette__item[aria-selected="true"] .ico { color: var(--amber); }
.palette__item span:first-of-type { flex: 1; min-width: 0; }
.palette__hint { font: 400 11.5px/1 var(--f-mono); font-stretch: 87.5%; color: var(--faint); white-space: nowrap; }
.palette__none { padding: 18px 12px; color: var(--muted); }
.palette__foot { display: flex; gap: 16px; padding: 10px 16px; border-top: 1px solid var(--line); font-size: 11px; color: var(--faint); }
.palette__foot span { display: inline-flex; align-items: center; gap: 4px; }
.palette__foot kbd, .palette__esc { font-size: 10px; }
body.is-locked { overflow: hidden; }

/* ----------------------------------------------------------------- toast */
.toast { position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); z-index: 90; transform: translate(-50%, 16px); padding: 10px 14px; border-radius: 999px; background: var(--text); color: var(--bg); font-size: 12.5px; opacity: 0; pointer-events: none; transition: opacity .25s var(--ease), transform .25s var(--ease); }
.toast.is-on { opacity: 1; transform: translate(-50%, 0); }

/* ------------------------------------------------------------ responsive */
@media (max-width: 999px) {
  .bar__nav { display: none; }
}
@media (max-width: 720px) {
  :root { --bar-h: 56px; }
  body { font-size: 16.5px; }
  .clock { display: none; }
  .kbtn { padding: 0 12px; }
  .kbtn__label--wide, .kbtn__kbd { display: none; }
  .kbtn__label--narrow { display: inline; }
  .pipe__hint { display: none; }
  .pipe__stages { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
  .pipe__rail { display: none; }
  .st { padding: 10px 4px; }
  .st__node { width: 16px; height: 16px; margin-bottom: 4px; }
  .st--agent::after { display: none; }
  .st__name { font-size: 14px; }
  .trace { padding: 12px 10px 14px; font-size: 12px; }
  .t { grid-template-columns: 50px minmax(0, 1fr); gap: 8px; padding: 5px 6px; }
  .t__k { font-size: 9.5px; }
  .manifest div { grid-template-columns: 82px minmax(0, 1fr); }
}
@media (max-width: 380px) {
  .brand__name { display: none; }
  .console__btn span { display: none; }
  .console__btn { padding: 0 8px; }
  .hero__facts li { font-size: 11px; }
}
@media (min-width: 1800px) {
  :root { --max: 1360px; }
  body { font-size: 18px; }
}
@media (min-width: 2200px) {
  :root { --max: 1560px; --bar-h: 68px; }
  body { font-size: 19px; }
  .hero__name { font-size: 164px; }
  .trace { font-size: 14px; }
  .t { grid-template-columns: 72px minmax(0, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .hero__last::after { animation: none; }
}

@media print {
  .bar, .rail, .palette, .toast, .console__btn, .pipe__foot, .logfilter, .reg__search, .reg__used { display: none !important; }
  .sp[hidden] { display: grid !important; }
  body { background: #fff; color: #000; }
}