/* ───────────────────────── tokens ───────────────────────── */
:root {
  --paper: #f7f6f2;
  --paper-2: #efede6;
  --card: #fdfdfb;
  --ink: #16161a;
  --ink-2: #3a3a40;
  --muted: #66655f;
  --line: #dcd9cf;
  --line-2: #c9c5b8;
  --blue: #2e5bff;
  --blue-ink: #1d3fd1;
  --blue-soft: #e3e9ff;
  --moss: #5e8c3a;
  --moss-soft: #e6eedb;
  --amber: #e0892f;
  --red: #d2553f;

  --display: "Bricolage Grotesque", "Geist", ui-sans-serif, system-ui, sans-serif;
  --sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --pixel: "Silkscreen", var(--mono);

  --r: 10px;
  --gut: clamp(16px, 4vw, 56px);
  --max: 1240px;
  --shadow: 0 1px 0 rgba(22, 22, 26, 0.04), 0 10px 30px -12px rgba(22, 22, 26, 0.14);
  --shadow-lift: 0 1px 0 rgba(22, 22, 26, 0.05), 0 24px 50px -18px rgba(22, 22, 26, 0.28);
  color-scheme: light;
}

[hidden] { display: none !important; }
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  /* graph-paper dots */
  background-image: radial-gradient(circle at 1px 1px, rgba(22, 22, 26, 0.09) 1px, transparent 0);
  background-size: 24px 24px;
}
::selection { background: var(--blue); color: #fff; }
a { color: inherit; }
code, pre { font-family: var(--mono); }
h1, h2, h3 { font-weight: 500; letter-spacing: -0.02em; margin: 0; }
p { margin: 0; }

.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 12px; border-radius: 6px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 4px; }

/* ───────────────────────── top bar ───────────────────────── */
.bar {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding-block: 12px;
  padding-left: max(var(--gut), env(safe-area-inset-left, 0px));
  padding-right: max(var(--gut), env(safe-area-inset-right, 0px));
  font-family: var(--mono); font-size: 13px;
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: blur(10px) saturate(1.2);
  -webkit-backdrop-filter: blur(10px) saturate(1.2);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
}
.bar__id { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 500; min-height: 44px; }
.pix-mark {
  width: 14px; height: 14px; display: inline-block;
  background:
    linear-gradient(var(--ink), var(--ink)) 2px 2px / 4px 10px no-repeat,
    linear-gradient(var(--blue), var(--blue)) 8px 8px / 4px 4px no-repeat;
  animation: blink-mark 2.4s steps(1) infinite;
}
@keyframes blink-mark { 50% { background: linear-gradient(var(--ink), var(--ink)) 2px 2px / 4px 10px no-repeat, linear-gradient(var(--moss), var(--moss)) 8px 8px / 4px 4px no-repeat; } }
.bar__nav { display: flex; gap: 4px; }
.bar__nav a {
  text-decoration: none; color: var(--muted);
  padding: 10px 10px; border-radius: 8px; transition: color .2s, background .2s;
}
.bar__nav a i { font-style: normal; color: var(--line-2); margin-right: 4px; }
.bar__nav a:hover, .bar__nav a.is-active { color: var(--ink); background: var(--paper-2); }
.bar__nav a.is-active i { color: var(--blue); }
.bar__status { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); }
.bar__clock { display: inline-flex; align-items: center; gap: 8px; margin-left: 6px; }
.chip--key kbd, .palette kbd { font-family: var(--mono); font-size: 11px; border: 1px solid var(--line-2); border-bottom-width: 2px; border-radius: 4px; padding: 0 5px; background: var(--card); color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.dot-live { width: 8px; height: 8px; background: var(--moss); box-shadow: 0 0 0 3px var(--moss-soft); animation: pulse 2s infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 6px transparent; } }

/* ───────────────────────── layout ───────────────────────── */
main { max-width: var(--max); margin: 0 auto; padding-block: 0; padding-left: max(var(--gut), env(safe-area-inset-left, 0px)); padding-right: max(var(--gut), env(safe-area-inset-right, 0px)); }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 60; background: var(--paper); }
.section { padding: clamp(80px, 12vw, 150px) 0 0; position: relative; }
.section--last { padding-bottom: 80px; }
.section__head { display: grid; grid-template-columns: 64px 1fr auto; column-gap: 20px; row-gap: 6px; align-items: baseline; margin-bottom: 48px; }
.section__no { font-family: var(--pixel); font-size: 13px; color: var(--blue); grid-row: span 2; }
.section__head h2 { font-family: var(--display); font-size: clamp(34px, 4.8vw, 60px); line-height: 1; font-weight: 500; letter-spacing: -0.035em; text-wrap: balance; }
.section__cmd { font-family: var(--mono); font-size: 13px; color: var(--muted); grid-column: 2; }
.section__cmd span { color: var(--blue); }
.section__hint { grid-column: 3; grid-row: 1 / span 2; align-self: end; font-family: var(--mono); font-size: 12px; color: var(--muted); max-width: 220px; text-align: right; }

/* ───────────────────────── hero ───────────────────────── */
.hero {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 80px);
  align-items: center; padding: 56px 0 40px;
}
.prompt { font-family: var(--mono); font-size: 14px; color: var(--muted); margin-bottom: 20px; }
.prompt__path { color: var(--moss); }
.prompt__sign { color: var(--blue); margin: 0 8px 0 2px; }
.hero__name {
  font-family: var(--display); font-optical-sizing: auto;
  font-size: clamp(56px, 8.6vw, 124px);
  line-height: 0.86; letter-spacing: -0.045em; font-weight: 500;
}
.hero__role { margin-top: 28px; font-family: var(--mono); font-size: 14px; color: var(--ink-2); }
.hero__role .sep { color: var(--line-2); margin: 0 6px; }
.hero__lede { margin-top: 22px; font-size: clamp(20px, 2.3vw, 28px); line-height: 1.3; letter-spacing: -0.015em; color: var(--ink-2); max-width: 30ch; }
.typed { color: var(--blue); font-family: var(--mono); font-size: 0.86em; letter-spacing: -0.02em; background: var(--blue-soft); padding: 0 6px; border-radius: 4px; }
.caret { display: inline-block; width: 0.5em; height: 1em; background: var(--blue); vertical-align: -0.14em; margin-left: 2px; animation: caret 1s steps(1) infinite; }
@keyframes caret { 50% { opacity: 0; } }

.stats { display: grid; grid-template-columns: repeat(4, auto); gap: 0; margin: 40px 0 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); width: fit-content; max-width: 100%; }
.stats div { padding: 14px 22px 14px 0; margin-right: 22px; border-right: 1px dashed var(--line); }
.stats div:last-child { border-right: 0; margin-right: 0; }
.stats { display: flex; flex-wrap: wrap; }
.stats dt { white-space: nowrap; font-family: var(--mono); font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
.stats dd { margin: 4px 0 0; font-size: 22px; letter-spacing: -0.02em; }

.hero__cta { display: flex; gap: 10px; margin-top: 32px; flex-wrap: wrap; }
.btn {
  font-family: var(--mono); font-size: 14px; text-decoration: none;
  min-height: 46px; display: inline-flex; align-items: center; gap: 10px;
  padding: 0 18px; border-radius: 999px; border: 1px solid var(--line-2);
  background: var(--card); transition: transform .2s, background .2s, border-color .2s;
}
.btn:hover { transform: translateY(-2px); border-color: var(--ink); }
.btn--ink { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn--ink:hover { background: var(--blue); border-color: var(--blue); }

/* ───────────────────────── windows ───────────────────────── */
.win {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--r);
  box-shadow: var(--shadow); overflow: hidden; margin: 0;
  transition: box-shadow .25s, border-color .25s;
}
.win:hover { border-color: var(--line-2); }
.win__bar {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-bottom: 1px solid var(--line);
  font-family: var(--mono); font-size: 12px; background: linear-gradient(var(--card), var(--paper));
  user-select: none;
}
.win__dots { display: inline-flex; gap: 6px; }
.win__dots b { width: 9px; height: 9px; border-radius: 50%; background: var(--line); border: 1px solid var(--line-2); }
.win:hover .win__dots b:nth-child(1) { background: #ef6a5a; border-color: #d45545; }
.win:hover .win__dots b:nth-child(2) { background: #f4bf4f; border-color: #d9a43a; }
.win:hover .win__dots b:nth-child(3) { background: #61c454; border-color: #4ea843; }
.win__title { flex: 1; color: var(--ink-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.win__meta { color: var(--muted); font-size: 11px; padding: 2px 6px; border: 1px solid var(--line); border-radius: 4px; }
.win__body { padding: 20px 20px 22px; }
.win__body h3 { font-family: var(--display); font-weight: 500; font-size: 21px; line-height: 1.2; margin: 6px 0 10px; letter-spacing: -0.02em; }
.win__body p { color: var(--ink-2); font-size: 15px; }
.win__kicker { font-family: var(--mono); font-size: 11px !important; text-transform: uppercase; letter-spacing: .08em; color: var(--blue) !important; }
.win__foot { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 10px 12px; border-top: 1px solid var(--line); font-family: var(--mono); font-size: 12px; color: var(--muted); }
.win__foot code { color: var(--blue); }
.win--dashed { border-style: dashed; border-color: var(--line-2); background: color-mix(in srgb, var(--card) 60%, transparent); }

.chip {
  font-family: var(--mono); font-size: 12px; color: var(--ink-2);
  background: var(--paper); border: 1px solid var(--line); border-radius: 999px;
  padding: 0 12px; min-height: 32px; cursor: pointer; transition: all .2s;
}
.chip:hover { border-color: var(--blue); color: var(--blue); background: var(--blue-soft); }

.tags { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; padding: 0; margin: 16px 0 0; }
.tags li { font-family: var(--mono); font-size: 11.5px; padding: 3px 8px; border-radius: 4px; background: var(--paper-2); color: var(--ink-2); }

.ascii { margin: 4px 0 14px; padding: 14px; background: var(--paper); border: 1px solid var(--line); border-radius: 6px; font-size: 11.5px; line-height: 1.35; color: var(--blue-ink); overflow-x: auto; }
.ascii b { color: var(--moss); font-weight: 500; }
.ascii--sm { font-size: 12px; color: var(--ink-2); }

.flow { display: flex; align-items: center; gap: 6px; margin-top: 14px; font-family: var(--mono); font-size: 11px; flex-wrap: wrap; }
.flow span { border: 1px solid var(--blue); color: var(--blue-ink); padding: 3px 7px; border-radius: 4px; background: var(--blue-soft); }
.flow i { width: 14px; height: 1px; background: var(--blue); position: relative; }
.flow i::after { content: ""; position: absolute; right: -1px; top: -3px; border: 3.5px solid transparent; border-left: 5px solid var(--blue); border-right: 0; }

.ledger { width: 100%; border-collapse: collapse; margin-top: 14px; font-family: var(--mono); font-size: 12px; }
.ledger th { text-align: left; font-weight: 400; color: var(--muted); border-bottom: 1px solid var(--line); padding: 4px 0; }
.ledger td { padding: 5px 0; border-bottom: 1px dashed var(--line); }
.ledger .r { text-align: right; }
.ledger .up { color: var(--moss); }
.ledger .dn { color: var(--red); }

/* hero window */
.hero-art { margin: 0; justify-self: end; width: min(100%, 520px); display: grid; gap: 10px; min-width: 0; }
.hero-art canvas { width: 100%; height: auto; max-width: 100%; aspect-ratio: 480 / 400; image-rendering: pixelated; display: block; }
.hero-art__cap { display: flex; justify-content: space-between; gap: 12px; font-family: var(--mono); font-size: 12px; color: var(--muted); border-top: 1px dashed var(--line-2); padding-top: 10px; margin-left: 12px; }
.tree-new { font: inherit; color: var(--muted); background: none; border: 0; padding: 0; cursor: pointer; }
.tree-new:hover { color: var(--blue); }
.hero-art__cap > span:first-child::before { content: "$ "; color: var(--blue); }
.win--hero { justify-self: end; width: min(100%, 420px); transform: rotate(1.2deg); }
.win--hero:hover { transform: rotate(0deg); }
.win__body--canvas { padding: 0; background:
  linear-gradient(var(--card), var(--card)) padding-box;
  display: grid; place-items: center; }
#stage { width: 100%; height: auto; display: block; image-rendering: pixelated; aspect-ratio: 320 / 300; }

/* ───────────────────────── ticker ───────────────────────── */
.ticker { margin: 20px calc(var(--gut) * -1) 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); overflow: hidden; background: var(--paper); }
.ticker__track { display: flex; width: max-content; animation: tick 50s linear infinite; }
.ticker span { font-family: var(--pixel); font-size: 13px; padding: 14px 22px; color: var(--ink-2); white-space: nowrap; }
.ticker span::after { content: "■"; color: var(--blue); margin-left: 44px; font-size: 8px; vertical-align: 2px; }
@keyframes tick { to { transform: translateX(-50%); } }

/* ───────────────────────── desk ───────────────────────── */
.desk { position: relative; display: grid; grid-template-columns: repeat(12, 1fr); gap: 28px 24px; align-items: start; }
.desk .win { position: relative; z-index: 1; }
.desk .win.is-drag { z-index: 5; box-shadow: var(--shadow-lift); }
.desk .win__bar { cursor: grab; }
.desk .win.is-drag .win__bar { cursor: grabbing; }
.wires { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; overflow: visible; }
.wires path { fill: none; stroke: var(--blue); stroke-width: 1; opacity: .55; }
.wires rect { fill: var(--card); stroke: var(--blue); stroke-width: 1; }
.wires .flowdot { fill: var(--blue); stroke: none; }

.w-a { grid-column: 1 / span 5; }
.w-b { grid-column: 7 / span 6; margin-top: 70px; }
.w-c { grid-column: 2 / span 5; margin-top: -10px; }
.w-d { grid-column: 8 / span 4; margin-top: 30px; }
.w-e { grid-column: 1 / span 4; margin-top: 10px; }
.w-f { grid-column: 5 / span 4; margin-top: 90px; }
.w-g { grid-column: 9 / span 4; margin-top: 30px; }

/* ───────────────────────── tree ───────────────────────── */
.treebox { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.treebox__list { font-family: var(--mono); font-size: 14px; }
.tl-root { color: var(--blue); margin-bottom: 6px; font-weight: 500; }
.tl-row {
  display: grid; grid-template-columns: auto 1fr auto; gap: 8px; align-items: center;
  width: 100%; border: 0; background: transparent; text-align: left; font: inherit; color: inherit;
  padding: 8px 10px; margin-left: -10px; border-radius: 6px; cursor: pointer; min-height: 40px;
  transition: background .2s;
}
.tl-row:hover, .tl-row.is-hot { background: var(--blue-soft); }
.tl-row .br { color: var(--line-2); white-space: pre; }
.tl-row .nm { color: var(--ink); }
.tl-row .nm::before { content: "▸ "; color: var(--muted); display: inline-block; transition: transform .2s; }
.tl-row[aria-expanded="true"] .nm::before { content: "▾ "; }
.tl-row .yr { color: var(--muted); font-size: 12px; }
.tl-row.is-current .yr { color: var(--blue); }
.tl-kids { overflow: hidden; display: grid; grid-template-rows: 0fr; transition: grid-template-rows .35s ease; }
.tl-kids.open { grid-template-rows: 1fr; }
.tl-kids > div { min-height: 0; }
.tl-kid { display: grid; grid-template-columns: auto 1fr; gap: 8px; padding: 3px 0; color: var(--ink-2); font-size: 13px; }
.tl-kid .br { color: var(--line-2); white-space: pre; }
.tl-kid .ext { color: var(--muted); }
.tl-kid.note { color: var(--muted); }
.tl-kid.note .tx { font-family: var(--sans); font-size: 13.5px; }
.treebox__art { display: grid; justify-items: center; gap: 12px; }
#pixtree { width: min(100%, 420px); height: auto; image-rendering: pixelated; aspect-ratio: 420 / 440; }
.treebox__caption { font-family: var(--mono); font-size: 12px; color: var(--muted); display: flex; align-items: center; gap: 6px; }
.sq { width: 10px; height: 10px; display: inline-block; }
.sq--blue { background: var(--blue); }
.sq--moss { background: var(--moss); }

/* ───────────────────────── matrix ───────────────────────── */
.matrix { display: grid; gap: 6px; padding: 28px; background: var(--card); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow); font-family: var(--mono); font-size: 12px; position: relative; }
.matrix { width: fit-content; max-width: 100%; }
.mrow { display: grid; grid-template-columns: 48px repeat(12, 22px) minmax(160px, 1fr); gap: 6px; align-items: center; }
.mrow .yl { color: var(--muted); }
.mrow .yl.is-now { color: var(--blue); }
.mrow .note { color: var(--muted); padding-left: 18px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cell {
  aspect-ratio: 1; width: 100%; height: auto; background: #e6e3da; border: 0; padding: 0;
  transform: scale(0); transition: transform .4s cubic-bezier(.2,1.4,.4,1), outline-color .2s;
  cursor: default;
}
.matrix.in .cell { transform: scale(1); }
.cell.is-future { background: transparent; outline: 1px dashed var(--line-2); outline-offset: -1px; }
.cell.is-study { background: transparent; outline: 2px solid var(--ink); outline-offset: -2px; }
.cell:hover { outline: 2px solid var(--ink); outline-offset: 1px; }
.cell.is-now { animation: nowblink 1.2s steps(1) infinite; }
@keyframes nowblink { 50% { opacity: .25; } }
.mhead { display: grid; grid-template-columns: 48px repeat(12, 22px) minmax(160px, 1fr); gap: 6px; color: var(--line-2); font-size: 11px; }
.mhead span { text-align: center; }
.legend { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 22px; font-family: var(--mono); font-size: 12px; color: var(--ink-2); }
.legend span { display: inline-flex; align-items: center; gap: 8px; }
.legend i { width: 11px; height: 11px; display: inline-block; }
.tip {
  position: fixed; z-index: 60; pointer-events: none; opacity: 0; transform: translateY(4px);
  background: var(--ink); color: var(--paper); font-family: var(--mono); font-size: 12px;
  padding: 7px 10px; border-radius: 6px; transition: opacity .15s, transform .15s; white-space: nowrap;
}
.tip.on { opacity: 1; transform: none; }
.tip b { color: #9fb4ff; font-weight: 400; }

.commits { list-style: none; padding: 0; margin: 56px 0 0; font-family: var(--mono); font-size: 13.5px; border-left: 1px solid var(--line-2); }
.commits li { display: grid; grid-template-columns: 90px 54px 1fr; gap: 12px; padding: 10px 0 10px 22px; position: relative; }
.commits li::before { content: ""; position: absolute; left: -5px; top: 15px; width: 9px; height: 9px; background: var(--paper); border: 1px solid var(--ink); }
.commits li:first-child::before { background: var(--blue); border-color: var(--blue); }
.commits .h { color: var(--amber); }
.commits .y { color: var(--muted); }
.commits b { color: var(--blue-ink); font-weight: 500; }
.commits li:hover { background: linear-gradient(90deg, var(--blue-soft), transparent 70%); }

/* ───────────────────────── about ───────────────────────── */
.about { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.about__text { display: grid; gap: 18px; max-width: 52ch; }
.about__text p { color: var(--ink-2); }
.about__text .big { font-family: var(--display); font-weight: 400; font-size: clamp(22px, 2.4vw, 30px); line-height: 1.25; letter-spacing: -0.02em; color: var(--ink); }
.about__text .muted { color: var(--muted); font-size: 14px; font-family: var(--mono); }

.editor__body { display: grid; grid-template-columns: 1fr 64px; background: var(--card); }
.code { margin: 0; padding: 18px 0; font-size: 12.5px; line-height: 1.7; overflow-x: auto; counter-reset: ln; }
.code .ln { display: block; padding-right: 16px; }
.code .ln::before { counter-increment: ln; content: counter(ln); display: inline-block; width: 40px; padding-right: 14px; text-align: right; color: var(--line-2); }
.code .ln:hover { background: var(--paper); }
.tk-k { color: #a03ac7; }
.tk-s { color: var(--moss); }
.tk-p { color: var(--blue-ink); }
.tk-c { color: #8b8a83; font-style: italic; }
.tk-n { color: var(--amber); }
.minimap { border-left: 1px solid var(--line); padding: 18px 8px; position: relative; display: grid; align-content: start; gap: 3px; }
.minimap i { display: block; height: 2px; border-radius: 1px; background: var(--line-2); }
.minimap__view { position: absolute; left: 4px; right: 4px; top: 14px; height: 70px; background: rgba(46, 91, 255, 0.08); border: 1px solid rgba(46, 91, 255, 0.25); border-radius: 3px; transition: top .15s; }

/* ───────────────────────── terminal ───────────────────────── */
.term { max-width: none; }
.chip--ask { border-color: var(--blue); color: var(--blue-ink); background: var(--blue-soft); }
.term__body { background: #fbfaf7; padding: 18px 18px 8px; font-family: var(--mono); font-size: 14px; min-height: 440px; max-height: 600px; line-height: 1.6; overflow-y: auto; cursor: text; }
.term__out p { white-space: pre-wrap; margin: 0 0 4px; color: var(--ink-2); }
.term__out .cmd { color: var(--ink); }
.term__out .cmd::before { content: "~/ $ "; color: var(--moss); }
.term__out .ok { color: var(--moss); }
.term__out .acc { color: var(--blue); }
.term__out .dim { color: var(--muted); }
.term__out a { color: var(--blue); }
.term__line { display: flex; align-items: center; gap: 0; padding: 4px 0 12px; }
.term__line label { white-space: nowrap; }
.term__line input { flex: 1; border: 0; background: transparent; font: inherit; color: var(--ink); outline: none; caret-color: var(--blue); min-height: 32px; }
.term__line input::placeholder { color: var(--line-2); }
.term__chips { display: flex; gap: 6px; flex-wrap: wrap; padding: 10px 12px; border-top: 1px solid var(--line); background: var(--paper); }

.links { display: flex; flex-wrap: wrap; gap: 12px 40px; margin-top: 44px; }
.link-big { font-family: var(--display); font-size: clamp(20px, 2.6vw, 32px); letter-spacing: -0.02em; text-decoration: none; border-bottom: 1px solid var(--line-2); padding-bottom: 4px; transition: color .2s, border-color .2s; }
.link-big:hover { color: var(--blue); border-color: var(--blue); }

.foot { max-width: var(--max); margin: 0 auto; padding-block: 28px 40px; padding-left: max(var(--gut), env(safe-area-inset-left, 0px)); padding-right: max(var(--gut), env(safe-area-inset-right, 0px)); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-family: var(--mono); font-size: 12px; color: var(--muted); border-top: 1px solid var(--line); }

/* ───────────────────────── reveal ───────────────────────── */
.reveal.pre { opacity: 0; transform: translateY(18px); }
.reveal {  transition: opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.win--hero.reveal.in { transform: rotate(1.2deg); }
.win--hero.reveal.in:hover { transform: rotate(0); }

/* ───────────────────────── responsive ───────────────────────── */
@media (max-width: 1000px) {
  .hero { padding-top: 40px; }
  .win--hero, .hero-art { justify-self: start; }
  .desk { grid-template-columns: 1fr 1fr; gap: 20px; }
  .desk .win { grid-column: auto !important; margin-top: 0 !important; transform: none !important; }
  .w-b { grid-row: span 2; }
  .wires { display: none; }
  .section__hint { display: none; }
  .treebox, .about { grid-template-columns: 1fr; }
  .bar__nav { display: none; }
}
@media (max-width: 640px) {
  .desk { grid-template-columns: 1fr; }
  .w-b { grid-row: auto; }
  .stats { grid-template-columns: 1fr 1fr; width: 100%; }
  .stats div { border-right: 0; margin-right: 0; padding-right: 0; border-bottom: 1px dashed var(--line); }
  .stats div:nth-last-child(-n+2) { border-bottom: 0; }
  .section__head { grid-template-columns: 1fr; }
  .section__no { grid-row: auto; }
  .section__cmd { grid-column: 1; }
  .matrix { padding: 16px; width: 100%; }
  .mrow, .mhead { grid-template-columns: 34px repeat(12, minmax(0, 1fr)); gap: 4px; }
  .mrow .note, .mhead .pad { display: none; }
  .commits li { grid-template-columns: 1fr; gap: 0; }
  .commits .y { display: none; }
  .editor__body { grid-template-columns: 1fr; }
  .minimap { display: none; }
  .term__body { font-size: 13px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ───────────────────────── scene switcher ───────────────────────── */
.win__meta--btn { font-family: var(--mono); background: transparent; cursor: pointer; min-width: 36px; min-height: 24px; }
.win__meta--btn:hover { border-color: var(--blue); color: var(--blue); }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 999px; padding: 2px; background: var(--paper); }
.seg button { font: inherit; font-size: 12px; border: 0; background: transparent; color: var(--muted); padding: 0 10px; min-height: 28px; border-radius: 999px; cursor: pointer; transition: background .2s, color .2s; }
.seg button:hover { color: var(--ink); }
.seg button[aria-pressed="true"] { background: var(--ink); color: var(--paper); }
.win__sub { color: var(--muted); margin-left: 6px; }
.win__label { color: var(--muted); }
#stage { transition: opacity .25s; }
#stage.swap { opacity: 0; }

/* ───────────────────────── palette ───────────────────────── */
.palette { position: fixed; inset: 0; z-index: 80; background: rgba(22, 22, 26, .18); backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px); display: grid; justify-items: center; align-items: start; padding: calc(12vh + env(safe-area-inset-top, 0px)) max(16px, env(safe-area-inset-right, 0px)) 16px max(16px, env(safe-area-inset-left, 0px)); }
.palette__box { width: min(560px, 100%); background: var(--card); border: 1px solid var(--line-2); border-radius: 12px; box-shadow: var(--shadow-lift); overflow: hidden; font-family: var(--mono); animation: pop .18s ease-out; }
@keyframes pop { from { transform: translateY(-6px) scale(.98); opacity: 0; } }
.palette__in { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.palette__in input { flex: 1; border: 0; outline: 0; background: transparent; font: inherit; font-size: 15px; color: var(--ink); min-height: 28px; }
.palette__list { list-style: none; margin: 0; padding: 6px; max-height: 320px; overflow-y: auto; }
.palette__list li { display: flex; justify-content: space-between; gap: 12px; padding: 10px 12px; border-radius: 6px; cursor: pointer; font-size: 13.5px; color: var(--ink-2); }
.palette__list li small { color: var(--muted); font-size: 11.5px; }
.palette__list li[aria-selected="true"] { background: var(--blue-soft); color: var(--blue-ink); }
.palette__foot { padding: 8px 14px; border-top: 1px solid var(--line); font-size: 11px; color: var(--muted); display: flex; gap: 6px; align-items: center; background: var(--paper); }
.toast { position: fixed; left: 50%; bottom: calc(24px + env(safe-area-inset-bottom, 0px)); transform: translate(-50%, 8px); z-index: 90; background: var(--ink); color: var(--paper); font-family: var(--mono); font-size: 12.5px; padding: 9px 14px; border-radius: 999px; opacity: 0; transition: opacity .2s, transform .2s; pointer-events: none; }
.toast.on { opacity: 1; transform: translate(-50%, 0); }

/* ───────────────────────── resume.txt view ───────────────────────── */
.raw { padding-block: 40px 80px; padding-left: max(var(--gut), env(safe-area-inset-left, 0px)); padding-right: max(var(--gut), env(safe-area-inset-right, 0px)); }
.raw__inner { max-width: 760px; margin: 0 auto; background: var(--card); border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow); overflow: hidden; }
.raw__bar { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 14px; border-bottom: 1px solid var(--line); font-family: var(--mono); font-size: 12px; color: var(--muted); background: var(--paper); }
.raw__txt { margin: 0; padding: 28px; font-size: 13px; line-height: 1.65; color: var(--ink); overflow-x: auto; white-space: pre; }
body.is-raw main, body.is-raw .foot, body.is-raw .bar__nav { display: none; }

.link-copy { display: inline-flex; align-items: center; gap: 12px; border-bottom-color: var(--line-2); }
.link-copy .sel { user-select: all; }

@media (max-width: 640px) {
  .chip--key { display: none; }
  .win__foot { flex-wrap: wrap; }
  .raw__txt { padding: 18px; font-size: 11.5px; }
}

/* ───────────────────────── v3: hero branch ───────────────────────── */
.hero { grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr); gap: clamp(16px, 3vw, 40px); }
.hero-art { justify-self: stretch; width: auto; margin-right: calc(max(var(--gut), env(safe-area-inset-right, 0px)) * -1); }
.hero-art__stage { position: relative; }
.hero-art__stage canvas { width: 100%; height: auto; max-width: 100%; aspect-ratio: 760 / 440; image-rendering: pixelated; display: block; }
.hero-art__labels { position: absolute; inset: 0; pointer-events: none; }
.hero-art__cap { margin-right: max(var(--gut), env(safe-area-inset-right, 0px)); }
.leaf {
  position: absolute; pointer-events: auto; display: inline-flex; align-items: center; gap: 7px;
  transform: translate(10px, -50%); padding: 4px 8px 4px 4px; border: 0; border-radius: 6px; background: transparent;
  font-family: var(--sans); font-size: 13.5px; color: #8a877e; cursor: pointer; white-space: nowrap;
  opacity: 0; translate: 0 6px; transition: opacity .6s ease, translate .6s ease, color .2s, background .2s;
}
.leaf.on { opacity: 1; translate: 0 0; }
.leaf svg { width: 20px; height: 20px; flex: none; fill: var(--card); stroke: #a3a097; stroke-width: 1.2; stroke-linejoin: round; transition: stroke .2s; }
.leaf--file svg { width: 16px; }
.leaf:hover, .leaf:focus-visible { color: var(--ink); background: color-mix(in srgb, var(--card) 80%, transparent); }
.leaf:hover svg, .leaf:focus-visible svg { stroke: var(--ink); }
.leaf:hover span { text-decoration: underline; text-underline-offset: 3px; text-decoration-color: var(--blue); }

/* ───────────────────────── v3: say-hi hub ───────────────────────── */
.section--hi { padding-top: clamp(64px, 9vw, 110px); }
.hub { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 24px; align-items: stretch; }
.hub .term { min-width: 0; display: flex; flex-direction: column; }
.hub .term__body { flex: 1; min-height: 460px; max-height: 560px; }
.dock { position: relative; min-height: 560px; border: 1px dashed var(--line-2); border-radius: var(--r); background: color-mix(in srgb, var(--paper-2) 45%, transparent); }
.dock::before { content: "windows open here"; position: absolute; left: 16px; bottom: 12px; font-family: var(--mono); font-size: 11px; color: var(--line-2); }
.dwin {
  position: absolute; top: calc(16px + var(--i, 0) * 30px); left: calc(16px + var(--i, 0) * 22px); right: calc(16px + (3 - var(--i, 0)) * 22px);
  max-height: calc(100% - 32px - var(--i, 0) * 30px); display: flex; flex-direction: column; box-shadow: var(--shadow-lift);
  animation: winpop .28s cubic-bezier(.2, 1.2, .4, 1);
}
.dwin .win__body { overflow: auto; }
.dwin .win__bar { cursor: grab; }
.dwin.is-drag .win__bar { cursor: grabbing; }
.dwin.ping { animation: ping .4s ease; }
@keyframes winpop { from { opacity: 0; transform: translateY(10px) scale(.97); } }
@keyframes ping { 40% { transform: scale(1.015); box-shadow: 0 0 0 3px var(--blue-soft), var(--shadow-lift); } }
.win__close { margin-left: 2px; width: 26px; height: 26px; border: 1px solid var(--line); border-radius: 6px; background: var(--card); color: var(--muted); font-size: 15px; line-height: 1; cursor: pointer; }
.win__close:hover { color: var(--ink); border-color: var(--ink); }
.pcard h3 { margin-top: 2px; }
.pcard__dl { display: grid; grid-template-columns: 76px 1fr; gap: 8px 14px; margin: 14px 0 0; font-size: 14px; }
.pcard__dl dt { font-family: var(--mono); font-size: 11.5px; color: var(--muted); padding-top: 2px; }
.pcard__dl dd { margin: 0; color: var(--ink-2); min-width: 0; overflow-wrap: anywhere; }
.pcard__dl a { color: var(--blue-ink); }
.pcard__actions { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 18px; }
.nowlist { margin: 12px 0 0; padding-left: 18px; color: var(--ink-2); display: grid; gap: 6px; font-size: 14.5px; }
.plist { list-style: none; margin: -6px -8px; padding: 0; }
.plist button { width: 100%; display: grid; grid-template-columns: 18px 1fr auto; gap: 10px; align-items: center; text-align: left; border: 0; background: transparent; padding: 10px 8px; border-radius: 6px; font: inherit; cursor: pointer; min-height: 44px; }
.plist button:hover, .plist button:focus-visible { background: var(--blue-soft); }
.plist__ic { width: 14px; height: 12px; border: 1.2px solid #a3a097; border-radius: 2px; position: relative; }
.plist__ic::before { content: ""; position: absolute; left: -1.2px; top: -4px; width: 6px; height: 3px; border: 1.2px solid #a3a097; border-bottom: 0; border-radius: 2px 2px 0 0; }
.plist__n { font-family: var(--mono); font-size: 13.5px; color: var(--ink); }
.plist__c { font-family: var(--mono); font-size: 11.5px; color: var(--muted); }
.code--sm { font-size: 11.5px; padding: 4px 0; margin: -20px -20px -22px; }
.sel { user-select: all; }
.copyable { cursor: copy; text-decoration: underline dotted; text-underline-offset: 3px; }

@media (max-width: 1000px) {
  .hub { grid-template-columns: 1fr; }
  .dock { min-height: 0; border: 0; background: transparent; display: grid; gap: 14px; }
  .dock::before { display: none; }
  .dwin { position: relative; inset: auto; max-height: 460px; translate: none !important; }
  .dock .dwin:last-child { order: -1; }
}
@media (max-width: 760px) {
  .hero { grid-template-columns: 1fr; }
  .hero-art { order: -1; margin-left: calc(max(var(--gut), env(safe-area-inset-left, 0px)) * -1); }
  .hero-art__cap { margin-left: max(var(--gut), env(safe-area-inset-left, 0px)); }
  .leaf { font-size: 11px; gap: 4px; }
  .leaf svg { width: 14px; height: 14px; }
  .leaf--file svg { width: 12px; }
}

/* v3: stats as a 2×2 grid, label legibility */
.stats { display: grid; grid-template-columns: repeat(2, max-content); width: fit-content; max-width: 100%; }
.stats div { padding: 14px 28px 14px 0; margin-right: 28px; border-right: 1px dashed var(--line); border-bottom: 0; }
.stats div:nth-child(2n) { border-right: 0; margin-right: 0; padding-left: 0; }
.stats div:nth-child(-n+2) { border-bottom: 1px dashed var(--line); }
.leaf span { background: color-mix(in srgb, var(--paper) 82%, transparent); border-radius: 4px; padding: 0 3px; }
.leaf--left { transform: translate(calc(-100% - 10px), -50%); flex-direction: row-reverse; }
@media (max-width: 640px) {
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); width: 100%; }
  .stats div { margin-right: 16px; padding-right: 12px; }
  .stats dt { white-space: normal; }
  .stats dd { font-size: 19px; }
}

/* ───────────────────────── v4: display font themes ───────────────────────── */
:root[data-font="serif"] { --display: "Instrument Serif", "Iowan Old Style", Georgia, serif; }
:root[data-font="tight"] { --display: "Inter Tight", "Geist", ui-sans-serif, system-ui, sans-serif; }
:root[data-font="bricolage"] { --display: "Bricolage Grotesque", "Geist", ui-sans-serif, system-ui, sans-serif; }
:root[data-font="geist"] { --display: "Geist", ui-sans-serif, system-ui, sans-serif; }
:root[data-font="dmserif"] { --display: "DM Serif Display", Georgia, serif; }
:root[data-font="serif"] .hero__name { font-weight: 400; letter-spacing: 0; line-height: 0.9; font-size: clamp(60px, 9.6vw, 140px); }
:root[data-font="serif"] .section__head h2, :root[data-font="serif"] .closing__title { font-weight: 400; letter-spacing: 0; }
:root[data-font="dmserif"] .hero__name, :root[data-font="dmserif"] .section__head h2, :root[data-font="dmserif"] .closing__title { font-weight: 400; letter-spacing: 0; }
:root[data-font="serif"] .about__text .big, :root[data-font="serif"] .link-big { letter-spacing: -0.01em; }
:root[data-font="tight"] .hero__name { font-weight: 600; letter-spacing: -0.05em; }
:root[data-font="tight"] .section__head h2 { font-weight: 600; letter-spacing: -0.04em; }
.win__body h3 { font-family: var(--sans); font-weight: 500; }
.hero__name em, .closing__title em { font-style: italic; }
/* see revealNameWhenFontReady in main.js; the delayed animation also shows the name if JS never runs */
.font-wait .hero__name { visibility: hidden; animation: font-wait-give-up 0s 2s forwards; }
@keyframes font-wait-give-up { to { visibility: visible; } }
:root:not([data-font="serif"]):not([data-font="dmserif"]) .closing__title em { font-style: normal; color: var(--blue); }
.hero-art__cap b { font-weight: 500; color: var(--moss); }
/* the season word is drawn pixel by pixel on #season-px (see seasonWord in main.js); #season keeps the text for screen readers */
#season { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
#season-px { display: inline-block; vertical-align: -1px; image-rendering: pixelated; }

/* ───────────────────────── v4: closing ───────────────────────── */
.closing { padding-top: clamp(90px, 12vw, 160px); }
.closing__inner { border-top: 1px solid var(--line); padding-top: 40px; display: grid; gap: 22px; }
.closing__kicker { font-family: var(--mono); font-size: 13px; color: var(--muted); }
.closing__kicker span { color: var(--blue); }
.closing__title { font-family: var(--display); font-size: clamp(36px, 6vw, 84px); line-height: 1; letter-spacing: -0.035em; font-weight: 500; max-width: 16ch; text-wrap: balance; }
:root[data-font="serif"] .closing__title em, :root[data-font="dmserif"] .closing__title em { color: var(--blue-ink); }
.closing__actions { display: flex; flex-wrap: wrap; gap: 10px; }
.btn__hint { font-size: 11px; opacity: .65; border-left: 1px solid currentColor; padding-left: 10px; }
.closing__note { font-family: var(--mono); font-size: 12px; color: var(--muted); }

/* ───────────────────────── v4: tree stays beside the name on small screens ───────────────────────── */
@media (max-width: 760px) {
  .hero {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    grid-template-areas: "prompt prompt" "name art" "role role" "lede lede" "stats stats" "cta cta";
    column-gap: 4px; row-gap: 0; align-items: center;
  }
  .hero__text { display: contents; }
  .hero .prompt { grid-area: prompt; }
  .hero__name { grid-area: name; font-size: clamp(38px, 11vw, 70px) !important; }
  .hero-art { grid-area: art; order: 0; margin-left: 0; align-self: center; }
  .hero__role { grid-area: role; } .hero__lede { grid-area: lede; } .hero .stats { grid-area: stats; } .hero__cta { grid-area: cta; }
  .hero-art__labels, .hero-art__cap { display: none; }
}

/* v5: calmer name size */
:root .hero__name, :root[data-font] .hero__name { font-size: clamp(46px, 6.2vw, 88px); line-height: 0.92; }
@media (max-width: 760px) { :root .hero__name, :root[data-font] .hero__name { font-size: clamp(34px, 9.5vw, 56px) !important; } }

/* v6: name on one line */
:root .hero__name, :root[data-font] .hero__name { font-size: clamp(36px, 4.4vw, 64px); line-height: 1; white-space: nowrap; }
@media (max-width: 760px) { :root .hero__name, :root[data-font] .hero__name { white-space: normal; font-size: clamp(30px, 8.6vw, 44px) !important; } .hero__name .nb { display: block; } }

/* v7: grouped highlights list */
.plist__co { display: flex; justify-content: space-between; gap: 12px; padding: 12px 8px 4px; font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--blue-ink); }
.plist__co span:last-child { color: var(--muted); text-transform: none; letter-spacing: 0; }
.plist__co:first-child { padding-top: 4px; }
.plist button { grid-template-columns: 18px 1fr; min-height: 40px; padding: 8px; }
.plist__foot { margin-top: 14px !important; padding-top: 12px; border-top: 1px dashed var(--line); font-size: 13px !important; color: var(--muted) !important; }
.linkish { font: inherit; color: var(--blue-ink); background: none; border: 0; padding: 0; text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }
.plist button { grid-template-columns: 18px 1fr auto; }
.plist__f { color: var(--blue); font-size: 12px; }
.leaf span i { font-style: normal; color: #b0ada4; }

/* v8: sakura label icons */
.leaf svg.sakura { width: 18px; height: 18px; fill: none; stroke: none; transition: transform .35s cubic-bezier(.2,1.4,.4,1); }
.leaf--file svg.sakura { width: 16px; }
.leaf:hover svg.sakura, .leaf:focus-visible svg.sakura { transform: rotate(72deg) scale(1.2); }
@media (max-width: 760px) { .leaf svg.sakura { width: 12px; height: 12px; } }

/* v9: system-design mark in the header */
.sysmark { width: 18px; height: 18px; flex: none; }
.pix-mark { display: none; }

/* v9: full-cycle loop */
.cycle { margin-top: clamp(56px, 8vw, 96px); border: 1px solid var(--line); border-radius: var(--r); background: var(--card); box-shadow: var(--shadow); padding: clamp(20px, 3vw, 36px); display: grid; gap: 24px; }
.cycle__head { max-width: 62ch; display: grid; gap: 8px; }
.cycle__head h3 { font-family: var(--display); font-weight: 400; font-size: clamp(26px, 3vw, 38px); line-height: 1.1; letter-spacing: -0.02em; }
.cycle__head p:last-child { color: var(--ink-2); }
.cycle__body { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(20px, 4vw, 48px); align-items: center; }
.cycle__ring svg { width: 100%; max-width: 380px; height: auto; display: block; margin: 0 auto; overflow: visible; }
.cyc-node { cursor: pointer; outline: none; }
.cyc-node rect { fill: var(--card); stroke: var(--line-2); stroke-width: 1.5; transition: fill .25s, stroke .25s; }
.cyc-node text { font-family: var(--mono); font-size: 12px; fill: var(--muted); transition: fill .25s; }
.cyc-node:hover rect, .cyc-node:focus-visible rect { stroke: var(--blue); }
.cyc-node.on rect { fill: var(--blue); stroke: var(--blue); }
.cyc-node.on text { fill: var(--ink); }
.cyc-center { font-family: var(--display); font-size: 26px; fill: var(--ink); }
.cyc-center2 { font-family: var(--mono); font-size: 11px; fill: var(--muted); }
.cycle__detail { display: grid; gap: 10px; align-content: start; min-width: 0; }
.cycle__step { font-family: var(--mono); font-size: 12px; color: var(--blue); }
.cycle__detail h4 { margin: 0; font-family: var(--display); font-weight: 400; font-size: clamp(30px, 3.4vw, 44px); letter-spacing: -0.02em; line-height: 1; }
.cycle__detail p:not(.cycle__step) { color: var(--ink-2); max-width: 46ch; min-height: 3.2em; }
.cycle__detail .tags { margin-top: 2px; }
.cycle__nav { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
@media (max-width: 760px) { .cycle__body { grid-template-columns: 1fr; } .cycle__ring svg { max-width: 300px; } }

/* v10: soft life-cycle transitions */
.lpx { transition: opacity .45s ease, fill .6s ease; }
.cyc-center2.swap { animation: softin .5s ease; }
.cycle__detail.swap h4, .cycle__detail.swap p, .cycle__detail.swap .tags { animation: softin .45s ease both; }
.cycle__detail.swap p:not(.cycle__step) { animation-delay: .06s; }
.cycle__detail.swap .tags { animation-delay: .12s; }
@keyframes softin { from { opacity: 0; transform: translateY(4px); } }
.cyc-node rect { transition: fill .45s ease, stroke .45s ease; }
.term__out .ai { color: var(--ink); white-space: pre-wrap; border-left: 2px solid var(--blue); padding-left: 10px; margin: 4px 0; }
.ts-box { margin: 8px 0; }

/* easter egg: `sakura` in the terminal */
.sakura-rain { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 60; }