/* ──────────────────────────────────────────────────────────
   KEVIN JIANG — "Messenger" theme
   Electric-blue engraving, thin condensed display, mono body.
   ────────────────────────────────────────────────────────── */

:root {
  --bg: #1212e6;
  --bg-deep: #0b0bc4;
  --panel: #0a0aa8;
  --panel-2: #0d0dbd;
  --ink: #f2f2ff;
  --ink-dim: rgba(242, 242, 255, 0.68);
  --ink-faint: rgba(242, 242, 255, 0.4);
  --line: rgba(242, 242, 255, 0.22);
  --line-strong: rgba(242, 242, 255, 0.5);
  --solid-bg: #f2f2ff;
  --solid-ink: #0b0bb0;

  --f-display: "Antonio", "Oswald", "Arial Narrow", sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --gutter: clamp(16px, 4vw, 56px);
  --maxw: 1440px;
  --ease: cubic-bezier(0.2, 0.7, 0.1, 1);
  color-scheme: dark;
}

:root[data-theme="paper"] {
  --bg: #f1efe8;
  --bg-deep: #e6e3d9;
  --panel: #e8e5dc;
  --panel-2: #ebe8df;
  --ink: #1212e6;
  --ink-dim: rgba(18, 18, 230, 0.75);
  --ink-faint: rgba(18, 18, 230, 0.48);
  --line: rgba(18, 18, 230, 0.2);
  --line-strong: rgba(18, 18, 230, 0.5);
  --solid-bg: #1212e6;
  --solid-ink: #f1efe8;
  color-scheme: light;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg-deep);
  color: var(--ink);
  font-family: var(--f-mono);
  font-size: 14px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color 0.4s var(--ease), color 0.4s var(--ease);
}

/* film grain */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.09;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

::selection { background: var(--ink); color: var(--bg); }

a { color: inherit; text-decoration: none; }
a:focus-visible,
button:focus-visible,
summary:focus-visible,
input:focus-visible { outline: 1px dashed var(--ink); outline-offset: 4px; }

img, svg, canvas { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; padding: 0; }
code, kbd { font-family: var(--f-mono); }
kbd {
  border: 1px solid var(--line-strong);
  padding: 0 0.4em;
  border-radius: 3px;
  font-size: 0.9em;
}
sub { font-size: 0.7em; }

.skip {
  position: absolute;
  left: -999px;
  top: 8px;
  z-index: 200;
  background: var(--solid-bg);
  color: var(--solid-ink);
  padding: 8px 12px;
}
.skip:focus { left: 8px; }

/* outer frame: darker gutters like a printed plate */
.frame {
  max-width: var(--maxw);
  margin: 0 auto;
  background: var(--bg);
  min-height: 100vh;
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
  transition: background-color 0.4s var(--ease);
}

/* ───────── type ───────── */
.display {
  font-family: var(--f-display);
  font-weight: 200;
  letter-spacing: -0.015em;
  line-height: 0.92;
  margin: 0;
  text-transform: none;
}
.display span { display: block; }
.display em { font-style: normal; font-weight: 100; }

.eyebrow,
.section-note,
.card-meta,
.install-label,
figcaption,
.r-when,
.t-when {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-dim);
}

.lede {
  max-width: 54ch;
  color: var(--ink-dim);
  font-size: 15px;
}

/* ───────── buttons ───────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 42px;
  padding: 0 18px;
  font-family: var(--f-display);
  font-size: 17px;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: 3px;
  transition: transform 0.2s var(--ease), background-color 0.2s, color 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn:active { transform: translateY(1px); }
.btn-solid { background: var(--solid-bg); color: var(--solid-ink); }
.btn-solid:hover { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
.btn-ghost { box-shadow: inset 0 0 0 1px var(--line-strong); }
.btn-ghost:hover { background: var(--ink); color: var(--bg); }
.btn-sm { height: 34px; font-size: 15px; padding: 0 12px; }
.btn-lg { height: 54px; font-size: clamp(16px, 2.4vw, 22px); padding: 0 24px; }

/* ───────── nav ───────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 18px var(--gutter) 12px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background-color 0.4s;
}
.nav.is-scrolled { border-bottom-color: var(--line); }

.nav-side {
  display: flex;
  align-items: center;
  gap: clamp(16px, 4vw, 64px);
  font-family: var(--f-display);
  font-size: 15px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.nav-right { justify-content: flex-end; }
.nav-side a:not(.btn) { position: relative; }
.nav-side a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -3px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav-side a:not(.btn):hover::after,
.nav-side a.is-current::after { transform: scaleX(1); }

.logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: var(--f-display);
  font-weight: 300;
  font-size: 30px;
  line-height: 0.88;
  letter-spacing: -0.01em;
}

.nav-icons {
  grid-column: 2;
  display: flex;
  justify-content: center;
  gap: 14px;
  margin-top: -4px;
}
.nav-icons a,
.nav-icons .icon-btn { width: 16px; height: 16px; opacity: 0.85; transition: opacity 0.2s, transform 0.2s; }
.nav-icons a:hover,
.nav-icons .icon-btn:hover { opacity: 1; transform: translateY(-1px); }
.nav-icons svg { width: 16px; height: 16px; fill: currentColor; }

.menu-btn,
.mobile-menu { display: none; }

/* ───────── hero ───────── */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: clamp(24px, 4vw, 64px);
  align-items: center;
  padding: clamp(28px, 6vw, 72px) var(--gutter) clamp(40px, 6vw, 80px);
}

.hero-copy { display: flex; flex-direction: column; gap: 24px; min-width: 0; }
.hero h1 { font-size: clamp(54px, 6.5vw, 100px); }
.hero .eyebrow { margin: 0; }
.hero .lede { margin: 0; }
.cta-row { display: flex; flex-wrap: wrap; gap: 10px; }

.install { margin-top: 12px; max-width: 520px; }
.install-label { margin: 0 0 10px; }
.install-box {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 4px;
}
.install-tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; }
.install-tabs button {
  position: relative;
  height: 30px;
  font-size: 12px;
  color: var(--ink-dim);
  border-radius: 2px;
  transition: background-color 0.2s, color 0.2s;
}
.install-tabs button::before,
.install-tabs button::after {
  content: ":";
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-faint);
}
.install-tabs button::before { left: 10px; }
.install-tabs button::after { right: 10px; }
.install-tabs button[aria-selected="true"] { background: var(--panel-2); color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.install-tabs button:hover { color: var(--ink); }
.install-cmd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 10px 10px 12px;
  font-size: 12.5px;
}
.install-cmd code { overflow-x: auto; white-space: nowrap; scrollbar-width: none; }
.install-cmd code::-webkit-scrollbar { display: none; }
.prompt { color: var(--ink-faint); margin-right: 6px; }
.copy { flex: none; width: 28px; height: 28px; display: grid; place-items: center; border-radius: 3px; }
.copy svg { width: 16px; height: 16px; }
.copy:hover { background: var(--panel-2); }
.copy.is-done { color: var(--bg); background: var(--ink); }

.hero-fig {
  margin: 0;
  position: relative;
  aspect-ratio: 0.93;
  width: 100%;
  min-width: 0;
}
.hero-fig canvas {
  width: 100%;
  height: 100%;
  cursor: grab;
  touch-action: pan-y;
}
.hero-fig canvas:active { cursor: grabbing; }
.hero-fig figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -26px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 10.5px;
}

/* ───────── ticker ───────── */
.ticker {
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 12px 0;
  font-size: 12px;
  color: var(--ink-dim);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.ticker-track {
  display: flex;
  gap: 56px;
  width: max-content;
  animation: ticker 60s linear infinite;
}
.ticker:hover .ticker-track { animation-play-state: paused; }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ───────── sections ───────── */
.section {
  padding: clamp(64px, 10vw, 140px) var(--gutter) 0;
  scroll-margin-top: 80px;
}
.section-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: end;
  gap: 4px 24px;
  padding-bottom: 20px;
  margin-bottom: clamp(28px, 5vw, 56px);
  border-bottom: 1px solid var(--line-strong);
}
.section-head h2 { font-size: clamp(56px, 10vw, 148px); }
.numeral {
  font-family: var(--f-display);
  font-weight: 100;
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1;
  color: var(--ink-faint);
  align-self: start;
  padding-top: 0.2em;
}
.section-note { margin: 0; text-align: right; padding-bottom: 0.6em; }
.section-note code { text-transform: none; letter-spacing: 0; }

/* memory */
.memory-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
}
.memory-copy p { color: var(--ink-dim); max-width: 62ch; margin: 0 0 1.2em; }
.memory-copy strong { color: var(--ink); font-weight: 500; }
.memory-copy .big-quote {
  font-family: var(--f-display);
  font-weight: 200;
  font-size: clamp(28px, 3.4vw, 46px);
  line-height: 1.08;
  color: var(--ink);
  max-width: 24ch;
  margin-bottom: 0.9em;
}
.big-quote em { font-style: normal; font-weight: 400; text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.12em; }

.stats {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.stats > div {
  padding: 18px 18px 16px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.stats dt { font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-dim); }
.stats dd {
  margin: 0;
  font-family: var(--f-display);
  font-weight: 200;
  font-size: clamp(44px, 5vw, 72px);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.stats span { font-size: 11px; color: var(--ink-faint); }

/* skills */
.skills { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.skills li {
  display: grid;
  grid-template-columns: 180px minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 8px 32px;
  align-items: baseline;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  transition: padding 0.3s var(--ease), background-color 0.3s;
}
.skills li:hover { padding-left: 14px; background: linear-gradient(90deg, var(--panel), transparent 70%); }
.skill-file { font-weight: 500; }
.skill-file::before { content: "▸ "; color: var(--ink-faint); }
.skill-desc {
  font-family: var(--f-display);
  font-size: clamp(20px, 2vw, 26px);
  font-weight: 300;
  line-height: 1.15;
}
.skill-tags { color: var(--ink-dim); font-size: 12px; }

/* filters */
.filters { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 24px; }
.filter {
  height: 32px;
  padding: 0 14px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 999px;
  box-shadow: inset 0 0 0 1px var(--line-strong);
  color: var(--ink-dim);
  transition: background-color 0.2s, color 0.2s;
}
.filter:hover { color: var(--ink); }
.filter.is-active { background: var(--ink); color: var(--bg); box-shadow: none; }

/* cards */
.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.card {
  position: relative;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  min-width: 0;
  transition: background-color 0.3s;
}
.card.is-hidden { display: none; }
.card-wide { grid-column: span 3; flex-direction: row; }
.card-wide .plate { flex: 0 0 38%; aspect-ratio: auto; min-height: 280px; border-bottom: 0; border-right: 1px solid var(--line); }
.card-wide .card-body { padding: clamp(22px, 3vw, 40px); justify-content: center; }
.card-wide h3 { font-size: clamp(48px, 6vw, 88px); }

.plate {
  position: relative;
  aspect-ratio: 16 / 10;
  display: grid;
  place-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  isolation: isolate;
}
/* engraved sunburst behind each glyph */
.plate::before {
  content: "";
  position: absolute;
  inset: -40%;
  z-index: -1;
  background: repeating-conic-gradient(from 0deg, var(--line) 0deg 0.35deg, transparent 0.35deg 3deg);
  -webkit-mask-image: radial-gradient(circle, transparent 18%, #000 19%, #000 34%, transparent 48%);
  mask-image: radial-gradient(circle, transparent 18%, #000 19%, #000 34%, transparent 48%);
  transition: transform 1.2s var(--ease);
}
.plate::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(circle at 50% 50%, var(--panel) 0 22%, transparent 23%);
  opacity: 0.6;
}
.card:hover .plate::before { transform: rotate(14deg) scale(1.04); }
.plate svg {
  width: min(42%, 150px);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.6s var(--ease);
}
.card:hover .plate svg { transform: translateY(-4px) scale(1.04); }

.card-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px 22px 24px;
  flex: 1;
}
.card-body p { margin: 0; color: var(--ink-dim); }
.card-meta { margin: 0; }
.card h3 {
  font-family: var(--f-display);
  font-weight: 300;
  font-size: clamp(36px, 3.6vw, 52px);
  line-height: 0.95;
  margin: 0;
  letter-spacing: -0.01em;
}
.card-body .card-sub {
  color: var(--ink);
  font-family: var(--f-display);
  font-size: 19px;
  font-weight: 300;
  line-height: 1.2;
}
.chips { list-style: none; margin: 4px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.chips li {
  font-size: 11px;
  padding: 2px 8px;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
}
.card-links { display: flex; gap: 18px; margin-top: auto; padding-top: 8px; font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; }
.card-links a { border-bottom: 1px solid var(--line-strong); padding-bottom: 1px; transition: border-color 0.2s; }
.card-links a:hover { border-color: var(--ink); }

.badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 4px 8px;
  background: var(--solid-bg);
  color: var(--solid-ink);
  border-radius: 2px;
}
.badge-ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1px var(--line-strong); }

/* "more in the archive" card — fills the last grid row */
.card-more {
  justify-content: center;
  padding: clamp(22px, 3vw, 40px);
  gap: 14px;
  background:
    repeating-linear-gradient(135deg, transparent 0 9px, var(--line) 9px 10px),
    var(--bg);
}
.card-more h3 { font-size: clamp(30px, 3vw, 44px); }
.card-more p { margin: 0; color: var(--ink-dim); max-width: 60ch; }
.card-more .chips li { background: var(--bg); }
.card-more .card-links { margin-top: 4px; }

/* research */
.research { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-strong); }
.research li { border-bottom: 1px solid var(--line); }
.research summary {
  list-style: none;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) auto 24px;
  align-items: baseline;
  gap: 16px;
  padding: 22px 0;
  cursor: pointer;
}
.research summary::-webkit-details-marker { display: none; }
.research summary::after {
  content: "+";
  font-family: var(--f-display);
  font-weight: 200;
  font-size: 32px;
  line-height: 1;
  text-align: right;
  transition: transform 0.3s var(--ease);
}
.research details[open] summary::after { transform: rotate(45deg); }
.r-num { font-family: var(--f-display); font-weight: 200; font-size: 28px; color: var(--ink-faint); }
.r-title {
  font-family: var(--f-display);
  font-weight: 300;
  font-size: clamp(28px, 3.6vw, 54px);
  line-height: 1;
}
.r-title small {
  display: block;
  margin-top: 10px;
  font-family: var(--f-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.r-body { padding: 0 40px 28px 80px; max-width: 900px; }
.r-body p { color: var(--ink-dim); margin: 0 0 14px; }
.r-body strong { color: var(--ink); font-weight: 500; }
.r-body .r-role { color: var(--ink); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; }
.r-body a { border-bottom: 1px solid var(--line-strong); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; }

.bar-compare { display: grid; gap: 8px; margin: 6px 0 18px; max-width: 520px; }
.bar-compare div { display: grid; grid-template-columns: 90px 1fr 48px; align-items: center; gap: 12px; font-size: 12px; }
.bar-compare span { color: var(--ink-dim); }
.bar-compare i {
  display: block;
  height: 10px;
  background: repeating-linear-gradient(90deg, var(--ink) 0 2px, transparent 2px 5px);
  width: var(--w);
  transform-origin: left;
  animation: grow 1.2s var(--ease) both;
}
.bar-compare b { font-weight: 500; text-align: right; font-variant-numeric: tabular-nums; }
@keyframes grow { from { transform: scaleX(0); } }

/* trail */
.trail { list-style: none; margin: 0; padding: 0; position: relative; }
.trail::before {
  content: "";
  position: absolute;
  left: 200px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line-strong);
}
.trail li {
  display: grid;
  grid-template-columns: 200px minmax(0, 1fr);
  gap: 40px;
  padding: 0 0 36px;
  position: relative;
}
.trail li::before {
  content: "";
  position: absolute;
  left: 196px;
  top: 8px;
  width: 9px;
  height: 9px;
  background: var(--bg);
  border: 1px solid var(--ink);
  transform: rotate(45deg);
}
.t-when { padding-top: 4px; }
.trail h3 { font-family: var(--f-display); font-weight: 300; font-size: clamp(22px, 2.4vw, 32px); line-height: 1.1; margin: 0 0 6px; }
.trail p { margin: 0 0 6px; color: var(--ink-dim); max-width: 64ch; }
.trail a { font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; border-bottom: 1px solid var(--line-strong); }

/* summon */
.summon { padding-bottom: clamp(64px, 10vw, 140px); text-align: center; display: flex; flex-direction: column; align-items: center; gap: 22px; position: relative; overflow: hidden; }
.summon::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 55%;
  width: 1400px;
  height: 1400px;
  translate: -50% -50%;
  z-index: 0;
  background: repeating-conic-gradient(from 0deg, var(--line) 0deg 0.25deg, transparent 0.25deg 2.5deg);
  -webkit-mask-image: radial-gradient(circle, transparent 22%, #000 23%, transparent 60%);
  mask-image: radial-gradient(circle, transparent 22%, #000 23%, transparent 60%);
  pointer-events: none;
  animation: spin 240s linear infinite;
}
@keyframes spin { to { rotate: 360deg; } }
.summon > * { position: relative; z-index: 1; }
.summon .eyebrow { margin: 0; }
.numeral-inline { font-family: var(--f-display); font-size: 16px; margin-right: 6px; }
.summon-title { font-size: clamp(52px, 9vw, 136px); }
.summon .lede { margin: 0; }
.summon .cta-row { justify-content: center; }
.summon-links { list-style: none; margin: 8px 0 0; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 28px; font-size: 12px; letter-spacing: 0.06em; color: var(--ink-dim); }
.summon-links a:hover { color: var(--ink); }

/* footer */
.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 24px;
  padding: 22px var(--gutter) 28px;
  border-top: 1px solid var(--line);
  font-size: 11.5px;
  color: var(--ink-dim);
}
.footer a:hover { color: var(--ink); }

/* ───────── console ───────── */
.console {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 90;
  width: min(560px, calc(100vw - 32px));
  height: min(420px, calc(100vh - 120px));
  display: flex;
  flex-direction: column;
  background: var(--panel);
  color: var(--ink);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  box-shadow: 0 30px 80px -20px rgba(0, 0, 40, 0.6);
  font-size: 12.5px;
  animation: pop 0.28s var(--ease);
}
.console[hidden] { display: none; }
@keyframes pop { from { opacity: 0; transform: translateY(12px) scale(0.98); } }
.console-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-dim);
}
.console-close { font-size: 20px; line-height: 1; width: 24px; height: 24px; }
.console-out {
  flex: 1;
  overflow-y: auto;
  padding: 12px 14px;
  white-space: pre-wrap;
  word-break: break-word;
}
.console-out .l-cmd { color: var(--ink); }
.console-out .l-cmd::before { content: "kevin ❯ "; color: var(--ink-faint); }
.console-out .l-out { color: var(--ink-dim); margin-bottom: 10px; }
.console-out .l-out a { color: var(--ink); border-bottom: 1px solid var(--line-strong); }
.console-out .l-art { color: var(--ink); line-height: 1.15; }
.console-in { display: flex; align-items: center; gap: 8px; padding: 10px 14px; border-top: 1px solid var(--line); }
.console-in .prompt { margin: 0; white-space: nowrap; }
.console-in input {
  flex: 1;
  min-width: 0;
  background: none;
  border: 0;
  color: var(--ink);
  font: inherit;
  font-size: 16px; /* avoid iOS zoom */
  caret-color: var(--ink);
}
.console-in input::placeholder { color: var(--ink-faint); }
.console-in input:focus-visible { outline: none; }

/* ───────── reveal ───────── */
.js .reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* ───────── responsive ───────── */
@media (max-width: 1080px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card-wide { grid-column: span 2; }
}

@media (max-width: 900px) {
  .nav { grid-template-columns: 1fr auto; padding-top: 14px; padding-bottom: 14px; }
  .nav-side { display: none; }
  .logo { flex-direction: row; gap: 8px; font-size: 26px; grid-column: 1; justify-self: start; }
  .nav-icons { display: none; }
  .menu-btn {
    display: inline-flex;
    align-items: center;
    height: 34px;
    padding: 0 14px;
    font-family: var(--f-display);
    font-size: 15px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    box-shadow: inset 0 0 0 1px var(--line-strong);
    border-radius: 3px;
  }
  .mobile-menu:not([hidden]) {
    display: flex;
    flex-direction: column;
    grid-column: 1 / -1;
    padding: 8px 0 4px;
    border-top: 1px solid var(--line);
  }
  .mobile-menu a {
    font-family: var(--f-display);
    font-size: 34px;
    font-weight: 200;
    padding: 6px 0;
    border-bottom: 1px solid var(--line);
  }

  .hero { grid-template-columns: 1fr; }
  .hero-fig { order: -1; max-width: 520px; margin: 0 auto 28px; aspect-ratio: 1; }

  .memory-grid { grid-template-columns: 1fr; }
  .skills li { grid-template-columns: 1fr; gap: 4px; }
  .section-head { grid-template-columns: auto 1fr; }
  .section-note { grid-column: 1 / -1; text-align: left; padding: 12px 0 0; }
  .hero-fig figcaption { position: static; margin-top: 8px; }

  .trail::before { left: 4px; }
  .trail li { grid-template-columns: 1fr; gap: 4px; padding-left: 28px; }
  .trail li::before { left: 0; }

  .r-body { padding: 0 0 24px 0; }
  .research summary { grid-template-columns: 44px minmax(0, 1fr) 24px; }
  .research .r-when { grid-column: 2; grid-row: 2; }
  .research summary::after { grid-column: 3; grid-row: 1; }
}

@media (max-width: 640px) {
  body { font-size: 13.5px; }
  .cards { grid-template-columns: 1fr; }
  .card-wide { grid-column: span 1; flex-direction: column; }
  .card-wide .plate { flex: none; min-height: 0; aspect-ratio: 16 / 10; border-right: 0; border-bottom: 1px solid var(--line); }
  .stats dd { font-size: 44px; }
  .install-cmd { font-size: 12px; }
  .btn { height: 40px; font-size: 16px; }
  .btn-lg { height: 50px; }
  .console { right: 8px; left: 8px; bottom: 8px; width: auto; }
  .bar-compare div { grid-template-columns: 74px 1fr 40px; }
}

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