/* ── TOKENS ─────────────────────────────────────────── */
:root {
  --bg:        oklch(0.165 0.012 55);
  --bg-2:      oklch(0.205 0.014 55);
  --line:      oklch(0.32 0.016 60);
  --ink:       oklch(0.955 0.01 75);
  --ink-dim:   oklch(0.76 0.018 70);
  --ink-mute:  oklch(0.6 0.018 65);
  --signal:    oklch(0.72 0.185 45);
  --signal-hi: oklch(0.8 0.15 55);
  --glacier:   oklch(0.9 0.06 205);
  --on-signal: oklch(0.18 0.02 45);

  --f-display: 'Big Shoulders Display', 'Arial Narrow', sans-serif;
  --f-body:    'Hanken Grotesk', system-ui, sans-serif;
  --f-mono:    'Martian Mono', ui-monospace, monospace;

  --gutter: clamp(1rem, 4vw, 3.5rem);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-expo: cubic-bezier(0.16, 1, 0.3, 1);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
h1, h2, h3 { margin: 0; font-weight: 800; }
p { margin: 0; }
a { color: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }
::selection { background: var(--signal); color: var(--on-signal); }
:focus-visible { outline: 2px solid var(--glacier); outline-offset: 3px; border-radius: 2px; }

.skip {
  position: absolute; left: 1rem; top: -4rem; z-index: 100;
  background: var(--signal); color: var(--on-signal); padding: .6rem 1rem; font-weight: 700;
}
.skip:focus { top: 1rem; }

/* ── SCENE ──────────────────────────────────────────── */
#scene {
  position: fixed; inset: 0; width: 100vw; height: 100vh; height: 100lvh;
  z-index: 0; display: block;
  opacity: var(--scene-opacity, 1);
  transition: opacity .6s var(--ease-out);
}
.scene-fallback { display: none; }
.no-webgl .scene-fallback {
  display: block; position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(60% 40% at 50% 100%, oklch(0.4 0.1 45 / .45), transparent 70%),
    radial-gradient(40% 30% at 70% 30%, oklch(0.5 0.06 205 / .18), transparent 70%);
}
main, .footer { position: relative; z-index: 1; }
section[id] { scroll-margin-top: 4.5rem; }

/* ── NAV ────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between; gap: 1.5rem;
  padding: 1rem var(--gutter);
  transition: background .4s var(--ease-out), border-color .4s var(--ease-out);
  border-bottom: 1px solid transparent;
}
.nav.scrolled { background: oklch(0.165 0.012 55 / .92); border-bottom-color: var(--line); }
.wordmark {
  display: inline-flex; align-items: center; gap: .6rem;
  text-decoration: none; font-family: var(--f-display); font-weight: 800;
  font-size: 1.35rem; letter-spacing: .01em; text-transform: uppercase;
}
.wordmark b { color: var(--signal); font-weight: 900; }
.wm-mark {
  width: 22px; height: 22px; flex: none;
  background: var(--signal);
  clip-path: polygon(0 100%, 38% 18%, 58% 55%, 74% 32%, 100% 100%);
}
.nav ul { display: flex; gap: clamp(1rem, 2.5vw, 2.25rem); }
.nav nav a {
  text-decoration: none; font-family: var(--f-mono); font-size: .72rem;
  text-transform: uppercase; letter-spacing: .08em; color: var(--ink-dim);
  transition: color .2s;
}
.nav nav a:hover { color: var(--ink); }

/* ── BUTTONS ────────────────────────────────────────── */
.btn {
  --bx: 0px; --by: 0px;
  position: relative; display: inline-flex; align-items: center; gap: .6rem;
  padding: 1rem 1.5rem; border: 1px solid var(--signal);
  background: var(--signal); color: var(--on-signal);
  font-family: var(--f-body); font-weight: 700; font-size: 1rem; text-decoration: none;
  cursor: pointer; overflow: hidden; isolation: isolate;
  transform: translate(var(--bx), var(--by));
  transition: transform .5s var(--ease-expo), background .25s, color .25s;
}
.btn::after {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background: var(--signal-hi);
  transform: scaleX(0); transform-origin: left;
  transition: transform .45s var(--ease-expo);
}
.btn:hover::after { transform: scaleX(1); }
.btn-small { padding: .6rem 1rem; font-size: .9rem; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost::after { background: var(--bg-2); }
.btn-ghost:hover { border-color: var(--ink-mute); }
.btn-dark { background: var(--on-signal); color: var(--ink); border-color: var(--on-signal); }
.btn-dark::after { background: oklch(0.28 0.03 45); }
.btn:disabled { opacity: .6; cursor: progress; }

/* ── HERO ───────────────────────────────────────────── */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 8rem var(--gutter) clamp(2.5rem, 7vh, 5rem);
}
.kicker, .label {
  font-family: var(--f-mono); font-size: .72rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--ink-dim);
}
.kicker { display: inline-flex; align-items: center; gap: .6rem; margin-bottom: 1.5rem; }
.dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--signal);
  box-shadow: 0 0 0 0 oklch(0.72 0.185 45 / .6);
  animation: pulse 2.2s var(--ease-out) infinite;
}
@keyframes pulse { 70% { box-shadow: 0 0 0 10px oklch(0.72 0.185 45 / 0); } 100% { box-shadow: 0 0 0 0 oklch(0.72 0.185 45 / 0); } }

.hero-title {
  font-family: var(--f-display); font-weight: 900; text-transform: uppercase;
  font-size: clamp(2.4rem, 11.6vw, 12rem); line-height: .84; letter-spacing: -.005em;
  text-shadow: 0 2px 40px oklch(0.165 0.012 55 / .8);
}
.hero-title .line { display: block; overflow: hidden; padding-bottom: .04em; white-space: nowrap; }
.hero-title .line > span {
  display: inline-block; transform: translateY(105%);
  animation: rise 1.1s var(--ease-expo) forwards;
}
.hero-title .line.accent > span { color: var(--signal); animation-delay: .14s; }
@keyframes rise { to { transform: translateY(0); } }

.hero-foot {
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between;
  gap: 2rem; margin-top: clamp(1.5rem, 4vh, 3rem);
}
.lead { max-width: 46ch; font-size: clamp(1.05rem, 1rem + .4vw, 1.3rem); color: var(--ink-dim); line-height: 1.55; }
.hero-ctas { display: flex; flex-wrap: wrap; gap: .75rem; }

.hud {
  position: absolute; top: 6.5rem; right: var(--gutter);
  display: grid; gap: .35rem; font-family: var(--f-mono); font-size: .66rem;
  color: var(--ink-mute); letter-spacing: .06em; text-align: right;
  opacity: 0; animation: fadein 1s .9s var(--ease-out) forwards;
}
.hud div { display: flex; gap: .8rem; justify-content: flex-end; }
.hud b { color: var(--ink-dim); font-weight: 500; min-width: 9ch; text-align: left; }
.hud b.ok { color: var(--signal); }
@keyframes fadein { to { opacity: 1; } }

.scroll-cue {
  position: absolute; left: 50%; bottom: 1.25rem; width: 1px; height: 44px;
  background: var(--line); overflow: hidden;
}
.scroll-cue span {
  position: absolute; left: 0; top: -40%; width: 1px; height: 40%; background: var(--signal);
  animation: cue 1.8s var(--ease-out) infinite;
}
@keyframes cue { to { top: 100%; } }

/* ── TICKER ─────────────────────────────────────────── */
.ticker {
  position: relative; z-index: 1; overflow: hidden;
  border-block: 1px solid var(--line); background: var(--bg);
  padding: 1.1rem 0;
}
.ticker-track {
  display: flex; width: max-content; gap: 3rem;
  animation: ticker 38s linear infinite;
  font-family: var(--f-display); font-weight: 800; text-transform: uppercase;
  font-size: clamp(1.4rem, 2.6vw, 2.2rem); color: var(--ink-mute);
}
.ticker-track span { display: inline-flex; align-items: center; gap: 3rem; white-space: nowrap; }
.ticker-track span::after { content: ''; width: .45em; height: .45em; background: var(--signal); transform: rotate(45deg); }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ── SECTIONS ───────────────────────────────────────── */
.section { padding: clamp(5rem, 12vw, 10rem) var(--gutter); }
.section h2, .contact-title {
  font-family: var(--f-display); font-weight: 900; text-transform: uppercase;
  font-size: clamp(2.8rem, 7.5vw, 7rem); line-height: .94;
}
.label { display: block; margin-bottom: 1.25rem; color: var(--signal); }
.section-intro { max-width: 52ch; color: var(--ink-dim); margin-top: 1.5rem; }

/* WORK */
.work { background: oklch(0.165 0.012 55 / .78); }
.section-head { margin-bottom: clamp(3rem, 6vw, 5rem); }
.work-list { border-top: 1px solid var(--line); counter-reset: w; }
.work-item { border-bottom: 1px solid var(--line); }
.work-row {
  position: relative; width: 100%; isolation: isolate;
  display: grid; grid-template-columns: 3.5rem minmax(0, 1.1fr) minmax(0, 1fr) 2.5rem;
  align-items: center; gap: 1.5rem;
  padding: clamp(1.25rem, 2.4vw, 2rem) 0;
  background: none; border: 0; color: inherit; text-align: left; font: inherit; cursor: pointer;
}
.work-row::before {
  content: ''; position: absolute; inset: 0 calc(var(--gutter) * -1); z-index: -1;
  background: var(--signal);
  transform: scaleY(0); transform-origin: bottom;
  transition: transform .5s var(--ease-expo);
}
.work-item.open .work-row::before { transform: scaleY(1); }
.work-item.open .work-row, .work-item.open .w-sum, .work-item.open .w-n { color: var(--on-signal); }
@media (hover: hover) {
  .work-row:hover::before { transform: scaleY(1); }
  .work-row:hover, .work-row:hover .w-sum, .work-row:hover .w-n { color: var(--on-signal); }
  .work-row:hover .w-name { transform: translateX(.35rem); }
}
.w-n { font-family: var(--f-mono); font-size: .75rem; color: var(--ink-mute); transition: color .3s; }
.w-name {
  font-family: var(--f-display); font-weight: 800; text-transform: uppercase;
  font-size: clamp(1.9rem, 4.2vw, 3.8rem); line-height: .95;
  transition: transform .5s var(--ease-expo);
}
.w-sum { color: var(--ink-dim); font-size: 1rem; line-height: 1.45; transition: color .3s; }
.w-plus {
  justify-self: end; width: 1.4rem; height: 1.4rem; position: relative;
}
.w-plus::before, .w-plus::after {
  content: ''; position: absolute; left: 0; right: 0; top: 50%; height: 2px; margin-top: -1px;
  background: currentColor; transition: transform .45s var(--ease-expo);
}
.w-plus::after { transform: rotate(90deg); }
.work-item.open .w-plus::after { transform: rotate(0deg); }

.work-panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .6s var(--ease-expo); }
.work-item.open .work-panel { grid-template-rows: 1fr; }
.work-panel-inner { overflow: hidden; }
.work-detail {
  display: grid; grid-template-columns: 3.5rem repeat(3, minmax(0, 1fr)); gap: 1.5rem;
  padding: 2rem 0 2.75rem;
}
.work-detail > div:first-child { grid-column: 2; }
.work-detail h4 {
  margin: 0 0 .6rem; font-family: var(--f-mono); font-size: .68rem; font-weight: 500;
  letter-spacing: .1em; text-transform: uppercase; color: var(--signal);
}
.work-detail p { color: var(--ink-dim); font-size: .98rem; max-width: 38ch; }
.tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: 1rem; }
.tags span {
  font-family: var(--f-mono); font-size: .64rem; letter-spacing: .04em;
  padding: .3rem .55rem; border: 1px solid var(--line); color: var(--ink-dim);
}
.work-link { display: inline-block; margin-top: 1rem; color: var(--glacier); font-weight: 600; }

/* SERVICES */
.services { background: var(--bg); }
.services-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: clamp(2.5rem, 7vw, 7rem); }
.services-head { position: sticky; top: 7rem; align-self: start; }
.service-list { display: grid; gap: 0; }
.service {
  display: grid; grid-template-columns: 4.5rem 1fr; gap: 1.25rem;
  padding: 2.25rem 0; border-top: 1px solid var(--line);
}
.service:last-child { border-bottom: 1px solid var(--line); }
.service-n {
  font-family: var(--f-display); font-weight: 900; font-size: 4rem; line-height: .8;
  color: transparent; -webkit-text-stroke: 1.5px var(--signal);
  transition: color .4s var(--ease-out);
}
.service:hover .service-n { color: var(--signal); }
.service h3 { font-family: var(--f-body); font-weight: 700; font-size: clamp(1.35rem, 1.1rem + 1vw, 1.9rem); line-height: 1.15; margin-bottom: .6rem; }
.service p { color: var(--ink-dim); max-width: 52ch; }

/* PROCESS */
.process { background: oklch(0.165 0.012 55 / .8); }
.steps {
  position: relative; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.5rem, 4vw, 4rem); margin-top: clamp(3rem, 6vw, 5rem); padding-top: 2.5rem;
}
.steps::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--line);
}
.steps::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px; background: var(--signal);
  transform: scaleX(var(--progress, 0)); transform-origin: left;
}
.step { position: relative; }
.step::before {
  content: ''; position: absolute; top: calc(-2.5rem - 6px); left: 0;
  width: 14px; height: 14px; background: var(--bg); border: 2px solid var(--signal); transform: rotate(45deg);
}
.step-n { font-family: var(--f-mono); font-size: .75rem; color: var(--signal); }
.step h3 {
  font-family: var(--f-display); font-weight: 800; text-transform: uppercase;
  font-size: clamp(2.2rem, 4vw, 3.4rem); line-height: 1; margin: .5rem 0 1rem;
}
.step p { color: var(--ink-dim); max-width: 36ch; }

/* ABOUT */
.about { background: var(--bg); }
.about-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); gap: clamp(2.5rem, 7vw, 7rem); }
.about-body { display: grid; gap: 1.5rem; align-content: start; }
.about-body > p { color: var(--ink-dim); max-width: 60ch; }
.about-body .big { color: var(--ink); font-size: clamp(1.4rem, 1.1rem + 1.3vw, 2.2rem); line-height: 1.3; font-weight: 500; max-width: 30ch; }
.beliefs { display: grid; gap: 0; margin-top: 1rem; border-top: 1px solid var(--line); }
.beliefs li { padding: 1.1rem 0; border-bottom: 1px solid var(--line); color: var(--ink-dim); }
.beliefs b { color: var(--ink); font-weight: 700; }

/* CONTACT */
.contact {
  position: relative; z-index: 1;
  background: var(--signal); color: var(--on-signal);
  padding: clamp(5rem, 12vw, 9rem) var(--gutter);
}
.contact .label { color: var(--on-signal); opacity: .8; }
.contact-title { max-width: 16ch; font-size: clamp(2.8rem, 8vw, 7.5rem); }
.contact-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.4fr); gap: clamp(2rem, 6vw, 6rem); margin-top: clamp(2.5rem, 6vw, 4.5rem); }
.contact-copy { font-size: 1.15rem; line-height: 1.55; max-width: 34ch; font-weight: 500; }
.form { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem 1.5rem; }
.field { display: grid; gap: .4rem; }
.field-wide { grid-column: 1 / -1; }
.field label { font-family: var(--f-mono); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; font-weight: 500; }
.field input, .field select, .field textarea {
  width: 100%; font: inherit; font-size: 1rem; color: var(--on-signal);
  background: transparent; border: 0; border-bottom: 2px solid oklch(0.18 0.02 45 / .45);
  padding: .6rem 0; border-radius: 0; resize: vertical;
  transition: border-color .25s;
}
.field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, currentColor 50%), linear-gradient(135deg, currentColor 50%, transparent 50%); background-position: calc(100% - 12px) 55%, calc(100% - 6px) 55%; background-size: 6px 6px; background-repeat: no-repeat; cursor: pointer; }
.field select option { color: var(--on-signal); background: var(--ink); }
.field input::placeholder, .field textarea::placeholder { color: oklch(0.18 0.02 45 / .5); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-bottom-color: var(--on-signal); }
.field.invalid input, .field.invalid textarea { border-bottom-color: oklch(0.35 0.14 25); }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem; margin-top: .5rem; }
.form-status { font-weight: 600; }
.contact :focus-visible { outline-color: var(--on-signal); }

/* FOOTER */
.footer {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem;
  padding: 1.75rem var(--gutter); background: var(--bg);
  font-family: var(--f-mono); font-size: .66rem; letter-spacing: .06em; color: var(--ink-mute);
  border-top: 1px solid var(--line);
}

/* ── REVEAL ─────────────────────────────────────────── */
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .9s var(--ease-out), transform .9s var(--ease-expo); }
.js .reveal.in { opacity: 1; transform: none; }

/* ── RESPONSIVE ─────────────────────────────────────── */
@media (max-width: 900px) {
  .nav nav { display: none; }
  .hud { display: none; }
  .services-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .services-head { position: static; }
  .steps { grid-template-columns: 1fr; padding-top: 0; padding-left: 2rem; gap: 2.5rem; }
  .steps::before, .steps::after { top: 0; bottom: 0; left: 0; right: auto; width: 2px; height: auto; }
  .steps::after { transform: scaleY(var(--progress, 0)); transform-origin: top; }
  .step::before { top: .2rem; left: calc(-2rem - 6px); }
  .work-row { grid-template-columns: 2.25rem minmax(0, 1fr) 1.5rem; gap: .5rem 1rem; }
  .w-sum { grid-column: 2; grid-row: 2; font-size: .92rem; }
  .w-plus { grid-column: 3; grid-row: 1; }
  .work-detail { grid-template-columns: 1fr; gap: 1.25rem; padding-left: 3.25rem; }
  .work-detail > div:first-child { grid-column: auto; }
}
@media (max-width: 560px) {
  .form { grid-template-columns: 1fr; }
  .hero-ctas .btn { flex: 1 1 100%; justify-content: center; }
  .work-detail { padding-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .hero-title .line > span { transform: none; }
  .ticker-track { animation: none; }
  .js .reveal { opacity: 1; transform: none; }
}

/* ── CHAT ASSISTANT ─────────────────────────────────── */
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.chat { position: fixed; right: clamp(1rem, 3vw, 2rem); bottom: clamp(1rem, 3vw, 2rem); z-index: 60; display: flex; flex-direction: column; align-items: flex-end; gap: .75rem; }
.chat-launch {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .85rem 1.1rem; border: 0; cursor: pointer;
  background: var(--signal); color: var(--on-signal);
  font: 700 .95rem/1 var(--f-body);
  box-shadow: 0 10px 30px oklch(0.1 0.02 45 / .45), 0 0 0 0 oklch(0.72 0.185 45 / .5);
  animation: chat-ping 2.8s 2s var(--ease-out) 3;
  transition: transform .4s var(--ease-expo), background .2s;
}
.chat-launch:hover { background: var(--signal-hi); transform: translateY(-2px); }
.chat-icon-close { display: none; }
.chat.open .chat-icon-open, .chat.open .chat-launch-label { display: none; }
.chat.open .chat-icon-close { display: block; }
.chat.open .chat-launch { padding: .85rem; }
@keyframes chat-ping { 60% { box-shadow: 0 10px 30px oklch(0.1 0.02 45 / .45), 0 0 0 14px oklch(0.72 0.185 45 / 0); } }

.chat-panel {
  width: min(24rem, calc(100vw - 2rem)); max-height: min(36rem, calc(100svh - 7rem));
  display: flex; flex-direction: column;
  background: var(--bg-2); border: 1px solid var(--line);
  box-shadow: 0 24px 60px oklch(0.08 0.02 45 / .6);
  animation: chat-in .45s var(--ease-expo);
}
.chat-panel[hidden] { display: none; }
@keyframes chat-in { from { opacity: 0; transform: translateY(12px); } }
.chat-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem; padding: 1rem 1.1rem; border-bottom: 1px solid var(--line); }
.chat-title { font: 800 1.35rem/1 var(--f-display); text-transform: uppercase; letter-spacing: .01em; }
.chat-sub { display: flex; align-items: center; gap: .45rem; margin-top: .4rem; font-family: var(--f-mono); font-size: .62rem; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-mute); }
.chat-live { width: 6px; height: 6px; border-radius: 50%; background: oklch(0.78 0.16 150); }
.chat-x { background: none; border: 0; color: var(--ink-dim); cursor: pointer; padding: .2rem; }
.chat-x:hover { color: var(--ink); }

.chat-log { flex: 1; min-height: 14rem; overflow-y: auto; display: flex; flex-direction: column; gap: .6rem; padding: 1rem 1.1rem; overscroll-behavior: contain; }
.chat-msg { max-width: 88%; padding: .65rem .85rem; font-size: .92rem; line-height: 1.5; white-space: pre-wrap; overflow-wrap: anywhere; }
.chat-assistant { align-self: flex-start; background: var(--bg); color: var(--ink); border: 1px solid var(--line); }
.chat-user { align-self: flex-end; background: var(--signal); color: var(--on-signal); font-weight: 500; }
.chat-system { align-self: center; max-width: 100%; font-family: var(--f-mono); font-size: .66rem; letter-spacing: .03em; color: oklch(0.82 0.13 150); border: 1px solid oklch(0.82 0.13 150 / .35); padding: .35rem .6rem; }
.chat-typing { display: inline-flex; gap: .3rem; padding: .8rem .9rem; }
.chat-typing span { width: 6px; height: 6px; background: var(--signal); animation: chat-dot 1s var(--ease-out) infinite; }
.chat-typing span:nth-child(2) { animation-delay: .15s; }
.chat-typing span:nth-child(3) { animation-delay: .3s; }
@keyframes chat-dot { 50% { opacity: .25; transform: translateY(-3px); } }

.chat-form { display: flex; border-top: 1px solid var(--line); }
.chat-form input { flex: 1; min-width: 0; background: transparent; border: 0; color: var(--ink); font: inherit; font-size: .95rem; padding: .9rem 1.1rem; }
.chat-form input::placeholder { color: var(--ink-mute); }
.chat-form input:focus { outline: none; }
.chat-form:focus-within { box-shadow: inset 0 0 0 1px var(--glacier); }
.chat-form button { width: 3.25rem; border: 0; background: var(--signal); color: var(--on-signal); cursor: pointer; display: grid; place-items: center; }
.chat-form button:disabled { opacity: .5; cursor: progress; }
.chat-foot { padding: .45rem 1.1rem .6rem; font-family: var(--f-mono); font-size: .58rem; letter-spacing: .05em; color: var(--ink-mute); text-transform: uppercase; }

@media (max-width: 560px) {
  .chat-panel { max-height: calc(100svh - 6rem); }
}