/* ==========================================================================
   marianna.studio — design system v2
   World: white paper, black ink, green #AAFF91 + blue #274DEA, pixel grammar
   borrowed from the Systems in a Byte logo. Scale and choreography after
   gsap.com; palette and type are the brand's own.
   ========================================================================== */

@font-face { font-family: "Switzer"; src: url("../assets/fonts/Switzer-Semibold.woff2") format("woff2"); font-weight: 600; font-style: normal; font-display: swap; }
@font-face { font-family: "Switzer"; src: url("../assets/fonts/Switzer-Bold.woff2") format("woff2"); font-weight: 700; font-style: normal; font-display: swap; }
@font-face { font-family: "Switzer"; src: url("../assets/fonts/Switzer-Extrabold.woff2") format("woff2"); font-weight: 800; font-style: normal; font-display: swap; }

:root {
  --ink: #0a0a0a;
  --paper: #ffffff;
  --green: #aaff91;
  --blue: #274dea;
  --green-tint: #e6ffdc;
  --blue-tint: #dfe6fc;
  --grey: #5b5b56;
  --line: #e4e4df;
  --line-strong: #0a0a0a;
  --surface: #f5f5f1;
  --on-green: #0a0a0a;
  --on-ink: #ffffff;
  --ink-soft: #c6c6bf;
  --pink: #ff5ea8;

  --font-display: "Switzer", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body: "Geist", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* Scale after gsap.com: hero is the compositional object, everything else steps down hard. */
  --text-hero: clamp(4.25rem, 14.5vw, 16rem);
  --text-h1: clamp(3.25rem, 8.5vw, 8.5rem);
  --text-h2: clamp(2.5rem, 5.6vw, 5.5rem);
  --text-statement: clamp(1.75rem, 3.9vw, 4rem);
  --text-h3: clamp(1.6rem, 2.6vw, 2.6rem);
  --text-h4: clamp(1.25rem, 1.7vw, 1.6rem);
  --text-body: 1.0625rem;
  --text-small: 0.9rem;
  --text-label: 0.8rem;

  --container: 104rem;
  --gutter: clamp(1.25rem, 4vw, 4.5rem);
  --measure: 60ch;
  --section: clamp(5rem, 11vw, 11rem);
  --gap: clamp(1.5rem, 3vw, 3rem);

  --r-sm: 0.5rem;
  --r-md: 1rem;
  --r-lg: 1.75rem;
  --r-xl: 2.5rem;
  --pill: 999px;

  --t-fast: 140ms;
  --t-base: 260ms;
  --t-slow: 520ms;
  --t-focal: 900ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  --header-h: 4.25rem;
  --topbar-h: 2.25rem;

  --p: 0; /* scroll progress, set per element by main.js */
}

/* ---------- Base ---------- */

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

html.nav-open { overflow: hidden; }
html {
  background: var(--paper);
  color: var(--ink);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scrollbar-color: var(--ink) var(--paper);
  scrollbar-width: thin;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--text-body);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--paper); }
::-webkit-scrollbar-thumb { background: var(--ink); border: 3px solid var(--paper); border-radius: 999px; }
::selection { background: var(--green); color: var(--on-green); }
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
button { font: inherit; color: inherit; }
h1, h2, h3, h4, p, ul, ol, dl, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
input, select, textarea { caret-color: var(--blue); }

:focus-visible { outline: 3px solid var(--blue); outline-offset: 4px; border-radius: 0.2rem; }

.skip-link { position: absolute; left: 1rem; top: -100%; z-index: 200; padding: 0.75rem 1rem; background: var(--ink); color: var(--paper); border-radius: var(--r-sm); }
.skip-link:focus { top: 1rem; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* ---------- Layout ---------- */

.container { width: min(100%, var(--container)); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section); }
.section--tight { padding-block: calc(var(--section) * 0.55); }
.section--top { padding-block: calc(var(--section) * 0.6) var(--section); }
.rule { border-top: 1px solid var(--line); }

/* ---------- Type ---------- */

.h-hero, .h1, .h2, .h3, .h4 {
  font-family: var(--font-display);
  text-wrap: balance;
}
.h-hero { font-size: var(--text-hero); font-weight: 800; line-height: 0.86; letter-spacing: -0.045em; }
.h1 { font-size: var(--text-h1); font-weight: 800; line-height: 0.9; letter-spacing: -0.04em; }
.h2 { font-size: var(--text-h2); font-weight: 700; line-height: 0.94; letter-spacing: -0.035em; }
.h3 { font-size: var(--text-h3); font-weight: 700; line-height: 1.02; letter-spacing: -0.03em; }
.h4 { font-size: var(--text-h4); font-weight: 700; line-height: 1.1; letter-spacing: -0.02em; }
.statement { font-family: var(--font-display); font-size: var(--text-statement); font-weight: 600; line-height: 1.08; letter-spacing: -0.03em; text-wrap: pretty; }

.lede { max-width: 46ch; color: var(--grey); font-size: clamp(1.1rem, 1.5vw, 1.35rem); line-height: 1.4; text-wrap: pretty; }
.copy { max-width: var(--measure); color: var(--grey); }
.copy + .copy { margin-top: 1em; }
.copy strong { color: var(--ink); font-weight: 500; }
.copy a, .text-link { color: var(--ink); font-weight: 500; text-decoration: underline; text-decoration-color: var(--blue); text-decoration-thickness: 0.11em; text-underline-offset: 0.2em; transition: color var(--t-fast); }
.copy a:hover, .text-link:hover { color: var(--blue); }

/* Brace label: gsap.com's { section marker }, in the brand's own type */
.brace {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-family: var(--font-body);
  font-size: var(--text-label);
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--ink);
}
.brace::before, .brace::after {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.6em;
  line-height: 0.6;
  transform: translateY(-0.06em);
}
.brace::before { content: "["; }
.brace::after { content: "]"; }
.brace--tall { align-items: center; max-width: 34ch; }
.brace--tall::before, .brace--tall::after { font-size: 2.9em; font-weight: 600; line-height: 0.8; transform: none; }
.brace--blue { color: var(--blue); }
.brace--paper { color: var(--paper); }

.mono { font-family: var(--font-mono); font-size: var(--text-label); letter-spacing: 0.02em; }

/* Highlight block: a word carried on a coloured rounded block */
.hl {
  display: inline-block;
  padding: 0.02em 0.22em 0.06em;
  margin-inline: -0.04em;
  border-radius: 0.22em;
  line-height: 0.95;
}
.hl--green { background: var(--green); color: var(--on-green); }
.hl--blue { background: var(--blue); color: var(--paper); }
.hl--ink { background: var(--ink); color: var(--paper); }
.ink-blue { color: var(--blue); }

/* ---------- Pixel art (authored SVG shapes in the logo's grammar) ---------- */

.px { width: 100%; height: auto; overflow: visible; }
.px rect { transform-box: fill-box; transform-origin: center; }
.js .px[data-build] rect { opacity: 0; transform: scale(0.2); }
.js .is-visible .px[data-build] rect,
.js .px[data-build].is-visible rect {
  animation: px-in 420ms var(--ease-out) forwards;
  animation-delay: calc(var(--i) * 14ms);
}
@keyframes px-in { to { opacity: 1; transform: none; } }
.px-cursor { animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Buttons ---------- */

.btn {
  --btn-bg: transparent;
  --btn-fg: var(--ink);
  --btn-line: var(--ink);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3rem;
  padding: 0.75rem 1.4rem;
  border: 2px solid var(--btn-line);
  border-radius: var(--pill);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1;
  letter-spacing: -0.01em;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  isolation: isolate;
  overflow: hidden;
  transition: color var(--t-base) var(--ease-out), border-color var(--t-base) var(--ease-out), transform var(--t-base) var(--ease-out);
}
/* fill sweeps up from the bottom on hover, gsap-style */
.btn::before {
  content: "";
  position: absolute;
  inset: -2px;
  z-index: -1;
  background: var(--btn-hover, var(--ink));
  transform: translateY(101%);
  transition: transform var(--t-base) var(--ease-out);
}
.btn:hover::before, .btn:focus-visible::before { transform: none; }
.btn:hover { color: var(--btn-hover-fg, var(--paper)); border-color: var(--btn-hover, var(--ink)); }
.btn:active { transform: scale(0.98); }
.btn--green { --btn-bg: var(--green); --btn-line: var(--green); --btn-fg: var(--on-green); --btn-hover: var(--ink); --btn-hover-fg: var(--paper); }
.btn--ink { --btn-bg: var(--ink); --btn-line: var(--ink); --btn-fg: var(--paper); --btn-hover: var(--green); --btn-hover-fg: var(--on-green); }
.btn--blue { --btn-bg: var(--blue); --btn-line: var(--blue); --btn-fg: var(--paper); --btn-hover: var(--ink); --btn-hover-fg: var(--paper); }
.btn--line { --btn-hover: var(--ink); --btn-hover-fg: var(--paper); }
.btn--paper { --btn-line: var(--paper); --btn-fg: var(--paper); --btn-hover: var(--green); --btn-hover-fg: var(--on-green); }
/* Black button sitting on a green panel: the sweep goes white, not green. */
.panel--green .btn--ink { --btn-hover: var(--paper); --btn-hover-fg: var(--ink); }
.btn--sm { min-height: 2.5rem; padding: 0.55rem 1.05rem; font-size: 0.85rem; }
.btn--lg { min-height: 3.6rem; padding: 0.9rem 1.8rem; font-size: 1.05rem; }
.btn .ico { width: 1.15em; height: 1.15em; flex: none; transition: transform var(--t-base) var(--ease-out); }
.btn:hover .ico { transform: translateX(0.2em); }
.btn[disabled], .btn[aria-busy="true"] { opacity: 0.6; cursor: progress; }

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem 1rem; }

/* round arrow control (carousel) */
.round {
  display: inline-grid;
  place-items: center;
  width: 3rem; height: 3rem;
  padding: 0;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  transition: background-color var(--t-fast), color var(--t-fast), transform var(--t-base) var(--ease-out);
}
.round svg { width: 1.1rem; height: 1.1rem; }
.round:hover { background: var(--ink); color: var(--paper); }
.round:active { transform: scale(0.94); }
.round[disabled] { opacity: 0.35; cursor: default; }
.round[disabled]:hover { background: var(--paper); color: var(--ink); }

/* ---------- Top bar + header ---------- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: var(--topbar-h);
  padding: 0.35rem var(--gutter);
  background: var(--green);
  color: var(--on-green);
  font-size: var(--text-small);
  font-weight: 500;
  text-align: center;
}
.topbar a { font-weight: 600; text-decoration: underline; text-underline-offset: 0.18em; text-decoration-thickness: 0.1em; }
.topbar a:hover { color: var(--blue); }
.topbar .px { width: 0.8rem; flex: none; }

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: blur(14px) saturate(1.3);
  -webkit-backdrop-filter: blur(14px) saturate(1.3);
  border-bottom: 1px solid transparent;
  transition: border-color var(--t-base);
}
.header.is-scrolled { border-bottom-color: var(--line); }
.header__inner { display: flex; align-items: center; gap: clamp(1rem, 3vw, 3rem); min-height: var(--header-h); }

.brand { display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; letter-spacing: -0.02em; text-decoration: none; }
.brand__mark { width: 1.9rem; height: 1.9rem; transition: transform var(--t-base) var(--ease-out); }
.brand:hover .brand__mark { transform: rotate(-8deg) scale(1.08); }

.nav { display: flex; align-items: center; gap: clamp(1rem, 2.4vw, 2rem); margin-left: 0.5rem; }
.nav a { position: relative; padding-block: 0.3rem; font-size: 0.92rem; font-weight: 500; text-decoration: none; color: var(--ink); }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform var(--t-base) var(--ease-out); }
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }
.header__cta { margin-left: auto; display: flex; align-items: center; gap: 0.75rem; }

.nav-toggle {
  display: none;
  width: 2.75rem; height: 2.75rem;
  padding: 0;
  border: 2px solid var(--ink);
  border-radius: var(--pill);
  background: var(--paper);
  cursor: pointer;
}
.nav-toggle span { display: block; width: 1.1rem; height: 2px; margin: 0.22rem auto; background: var(--ink); transition: transform var(--t-base) var(--ease-out), opacity var(--t-fast); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(0.35rem) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-0.35rem) rotate(-45deg); }

@media (max-width: 63.99rem) {
  /* backdrop-filter would become the containing block for the fixed menu, so the header goes solid on small screens */
  .header { background: var(--paper); backdrop-filter: none; -webkit-backdrop-filter: none; }
  .nav-toggle { display: block; margin-left: auto; }
  .header__cta { margin-left: 0; }
  .header__cta .btn { display: none; }
  .nav {
    position: fixed;
    inset: 0;
    z-index: 90;
    display: grid;
    align-content: end;
    gap: 0.25rem;
    margin: 0;
    padding: 6rem var(--gutter) 2.5rem;
    background: var(--paper);
    clip-path: inset(0 0 100% 0);
    transition: clip-path var(--t-slow) var(--ease-out);
  }
  .nav.is-open { clip-path: inset(0 0 0 0); }
  .nav a { font-family: var(--font-display); font-size: clamp(2.6rem, 11vw, 4rem); font-weight: 800; letter-spacing: -0.04em; line-height: 1; padding-block: 0.2rem; }
  .nav a::after { display: none; }
  .nav a:hover { color: var(--blue); }
  .nav .btn { margin-top: 1.5rem; width: 100%; font-size: 1.05rem; }
  .header { z-index: 100; }
  .header__inner { position: relative; z-index: 101; }
  .brand, .header__cta { position: relative; z-index: 95; }
}
@media (min-width: 64rem) { .nav .btn { display: none; } }

/* ---------- Hero ---------- */

.hero { position: relative; padding-block: clamp(2.5rem, 7vw, 6rem) clamp(2.5rem, 5vw, 4rem); }
.hero__title { position: relative; display: grid; gap: 0; overflow: visible; }
.hero__line { display: block; white-space: nowrap; }
.hero__line--2 { margin-left: clamp(0.5rem, 18vw, 22rem); }
.hero__word { display: inline-block; overflow: hidden; vertical-align: bottom; padding: 0.06em 0.04em 0.1em 0; margin: -0.06em 0 -0.1em; }
.hero__word .ch { display: inline-block; }
.js .hero__word .ch { transform: translateY(112%) rotate(4deg); transform-origin: left bottom; animation: ch-in var(--t-focal) var(--ease-out) forwards; animation-delay: calc(var(--i) * 38ms + 80ms); }
@keyframes ch-in { to { transform: none; } }

/* the full stop is the logo: the creature walks in along the baseline, waves, becomes the head */
.hero__byte {
  display: inline-block;
  width: 0.62em;
  height: 0.62em;
  margin-left: 0.06em;
  vertical-align: baseline;
  transform: translateY(0.02em);
  position: relative;
}
.hero__byte .logo-morph { position: absolute; inset: 0; display: block; }

/* floating pixel shapes around the headline */
.hero__deco { position: absolute; pointer-events: none; z-index: 2; }
.hero__deco--plus { width: clamp(1.8rem, 4vw, 4.2rem); left: -1%; top: -8%; }
.hero__deco--diamond { width: clamp(2rem, 4.6vw, 5rem); right: 4%; top: 46%; }
.hero__deco--spark { width: clamp(1.4rem, 3vw, 3rem); left: 4%; bottom: 4%; }
.js .hero__deco { opacity: 0; animation: deco-in 700ms var(--ease-out) forwards; }
.js .hero__deco--plus { animation-delay: 700ms; }
.js .hero__deco--diamond { animation-delay: 900ms; }
.js .hero__deco--spark { animation-delay: 1100ms; }
@keyframes deco-in { from { opacity: 0; transform: translateY(1rem) scale(0.6); } to { opacity: 1; transform: none; } }
.hero__deco .px { animation: bob 6s ease-in-out infinite; }
.hero__deco--diamond .px { animation-duration: 7.5s; animation-delay: -2s; }
.hero__deco--spark .px { animation-duration: 5s; animation-delay: -1s; }
@keyframes bob { 0%, 100% { transform: translateY(0) rotate(0); } 50% { transform: translateY(-0.6rem) rotate(6deg); } }

.hero__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem 2rem;
  margin-top: clamp(2rem, 5vw, 4rem);
}
.hero__lede { max-width: 34ch; font-size: clamp(1rem, 1.25vw, 1.15rem); color: var(--ink); line-height: 1.35; }
.js .hero__foot > * { opacity: 0; transform: translateY(0.6rem); animation: soft-in 700ms var(--ease-out) forwards; animation-delay: 1000ms; }
.js .hero__foot > :last-child { animation-delay: 1120ms; }
@keyframes soft-in { to { opacity: 1; transform: none; } }

@media (max-width: 47.99rem) {
  .hero__line--2 { margin-left: 4vw; }
  .hero__byte { width: 0.56em; height: 0.56em; }
  /* Keep all three shapes clear of the type at phone width. */
  .hero__deco--plus { top: -26%; left: 1%; }
  .hero__deco--diamond { right: 0; top: -24%; }
  .hero__deco--spark { left: 1%; bottom: -32%; }
}

/* ---------- Logo morph (adapted from logo-morph-animation.html) ---------- */

.logo-morph { position: relative; width: 100%; aspect-ratio: 1; cursor: pointer; }
.logo-morph svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }
.logo-morph .ground { display: none; }
.logo-morph .leg { transform-box: fill-box; transform-origin: 50% 0%; }
.logo-morph .scene { transform-origin: 0 0; }
.logo-morph .logo-square { clip-path: inset(50% 0 50% 0); }
.logo-morph:not(.is-playing) .logo-full { opacity: 0; }
.logo-morph:not(.is-playing) .logo-square { clip-path: inset(0 0 0 0); }
/* Nothing is drawn before the first play: the creature arrives with the animation. */
.js .logo-morph[data-autoplay]:not(.is-playing):not(.has-played) .logo-square { opacity: 0; }

.logo-morph.is-playing .cat-rig { animation: walkTranslate 3.2s ease forwards; }
.logo-morph.is-playing .leg-c { animation: legSetAC 3.2s ease forwards; }
.logo-morph.is-playing .leg-a { animation: legAWave 3.2s ease forwards; }
.logo-morph.is-playing .leg-b,
.logo-morph.is-playing .leg-d { animation: legSetBD 3.2s ease forwards; }
.logo-morph.is-playing .scene { animation: sceneZoom 3.2s ease forwards; }
.logo-morph.is-playing .logo-full { animation: fullFadeOut 3.2s ease forwards; }
.logo-morph.is-playing .logo-square { animation: squareReveal 3.2s ease forwards; }

@keyframes walkTranslate {
  0%    { transform: translate(-2600px, 0); }
  5.1%  { transform: translate(-2275px, -8px); }
  10.1% { transform: translate(-1950px, 0); }
  15.2% { transform: translate(-1625px, -8px); }
  20.2% { transform: translate(-1300px, 0); }
  25.3% { transform: translate(-975px, -8px); }
  30.4% { transform: translate(-650px, 0); }
  35.4% { transform: translate(-325px, -8px); }
  40.5%, 100% { transform: translate(0, 0); }
}
@keyframes legSetAC {
  0% { transform: rotate(0deg); } 5.1% { transform: rotate(18deg); } 10.1% { transform: rotate(0deg); } 15.2% { transform: rotate(-18deg); }
  20.2% { transform: rotate(0deg); } 25.3% { transform: rotate(18deg); } 30.4% { transform: rotate(0deg); } 35.4% { transform: rotate(-18deg); }
  40.5%, 100% { transform: rotate(0deg); }
}
@keyframes legSetBD {
  0% { transform: rotate(0deg); } 5.1% { transform: rotate(-18deg); } 10.1% { transform: rotate(0deg); } 15.2% { transform: rotate(18deg); }
  20.2% { transform: rotate(0deg); } 25.3% { transform: rotate(-18deg); } 30.4% { transform: rotate(0deg); } 35.4% { transform: rotate(18deg); }
  40.5%, 100% { transform: rotate(0deg); }
}
@keyframes legAWave {
  0% { transform: rotate(0deg); } 5.1% { transform: rotate(18deg); } 10.1% { transform: rotate(0deg); } 15.2% { transform: rotate(-18deg); }
  20.2% { transform: rotate(0deg); } 25.3% { transform: rotate(18deg); } 30.4% { transform: rotate(0deg); } 35.4% { transform: rotate(-18deg); }
  40.5% { transform: rotate(0deg) scale(1, 1); }
  46%   { transform: rotate(-110deg) scale(1, 1.6); }
  51.5% { transform: rotate(-95deg) scale(1, 1.6); }
  57%   { transform: rotate(-118deg) scale(1, 1.6); }
  62.5%, 100% { transform: rotate(0deg) scale(1, 1); }
}
@keyframes sceneZoom { 0%, 62.5% { transform: translate(0, 0) scale(1); } 79%, 100% { transform: translate(-949.7px, -343.3px) scale(2.096); } }
@keyframes fullFadeOut { 0%, 82.7% { opacity: 1; } 92.8%, 100% { opacity: 0; } }
@keyframes squareReveal { 0%, 79% { clip-path: inset(50% 0 50% 0); } 82.7%, 100% { clip-path: inset(0 0 0 0); } }

/* ---------- Statement (word-by-word fill on scroll) ---------- */

.statement-block { display: grid; gap: clamp(1.5rem, 3vw, 2.5rem); }
.fill-text .wd { display: inline-block; transition: opacity 120ms linear; }
.js .fill-text .wd { opacity: calc(0.16 + 0.84 * clamp(0, var(--p) * var(--n) - var(--i), 1)); }
.fill-text .hl { transition: background-color 200ms; }

/* ---------- Pinned build sequence ---------- */

.pin { position: relative; height: 340vh; }
.pin__stage {
  position: sticky;
  top: 0;
  height: 100vh;
  height: 100svh;
  display: grid;
  align-content: center;
  overflow: hidden;
}
.pin__stage .container { position: relative; }
.pin__title { font-size: clamp(2.5rem, 8.5vw, 8.5rem); }
.pin__title .static { display: block; }
.pin__swap { position: relative; display: block; min-height: 1em; }
.pin__item {
  position: absolute;
  left: 0; top: 0;
  white-space: nowrap;
  opacity: 0;
  transform: translateY(0.6em) rotate(2deg);
  transform-origin: left center;
  transition: opacity var(--t-slow) var(--ease-out), transform var(--t-slow) var(--ease-out);
  pointer-events: none;
}
.pin__item.is-active { opacity: 1; transform: none; pointer-events: auto; }
.pin__item.is-past { opacity: 0; transform: translateY(-0.6em) rotate(-2deg); }
.pin__item .hl { transition: transform var(--t-slow) var(--ease-out); }
.pin__count { position: absolute; right: var(--gutter); top: 50%; transform: translateY(-50%); font-family: var(--font-mono); font-size: var(--text-label); color: var(--grey); letter-spacing: 0.06em; }
.pin__count b { color: var(--ink); font-weight: 400; }
.pin__ticker {
  position: absolute;
  left: 0; right: 0; bottom: clamp(1.5rem, 5vh, 3.5rem);
  white-space: nowrap;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1rem, 1.5vw, 1.35rem);
  letter-spacing: -0.01em;
  color: var(--grey);
  transform: translateX(calc(20vw - var(--p) * 60vw));
}
.pin__ticker span { margin-right: 3rem; }
.pin__ticker .px { display: inline-block; width: 0.8em; margin-right: 3rem; vertical-align: -0.1em; }
.pin__deco { position: absolute; pointer-events: none; }
.pin__deco--a { width: clamp(3rem, 7vw, 7rem); right: 8%; top: 14%; transform: translateY(calc(var(--p) * -30vh)) rotate(calc(var(--p) * 90deg)); }
.pin__deco--b { width: clamp(2rem, 5vw, 5rem); left: 4%; top: 18%; transform: translateY(calc(var(--p) * 22vh)); }
.pin__deco--c { width: clamp(2.5rem, 6vw, 6rem); right: 20%; bottom: 18%; transform: translate(calc(var(--p) * -18vw), calc(var(--p) * 10vh)); }
@media (max-width: 63.99rem) {
  .pin { height: 300vh; }
  .pin__count { top: auto; bottom: clamp(5rem, 14vh, 8rem); right: var(--gutter); transform: none; }
  .pin__deco--a { right: 4%; top: 10%; }
  .pin__deco--c { display: none; }
}

/* ---------- Builds (illustration rows) ---------- */

.build-list { border-top: 1px solid var(--line); }
.build {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.5rem, 3vw, 3rem);
  padding-block: clamp(2.5rem, 6vw, 5.5rem);
  border-bottom: 1px solid var(--line);
}
@media (min-width: 48rem) {
  .build { grid-template-columns: minmax(10rem, 0.5fr) minmax(0, 1fr); align-items: center; }
}
@media (min-width: 64rem) {
  .build { grid-template-columns: minmax(12rem, 0.42fr) minmax(0, 1fr) auto; }
}
.build__art { width: min(100%, clamp(9rem, 16vw, 15rem)); }
.build__art .px { transition: transform var(--t-slow) var(--ease-out); }
.build:hover .build__art .px { transform: translateY(-0.4rem) rotate(-2deg); }
.build__body { display: grid; gap: 0.9rem; max-width: 40ch; }
.build__title { color: var(--ink); }
.build__meta { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.build__cta { justify-self: start; }
@media (min-width: 64rem) { .build__cta { justify-self: end; } }

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.6rem;
  border: 1.5px solid var(--line);
  border-radius: var(--pill);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--grey);
  white-space: nowrap;
}
.tag--green { background: var(--green); border-color: var(--green); color: var(--on-green); }
.tag--blue { background: var(--blue-tint); border-color: var(--blue-tint); color: var(--blue); }
.tag--ink { background: var(--ink); border-color: var(--ink); color: var(--paper); }

/* ---------- Section head ---------- */

.section-head { display: grid; gap: 1.25rem; margin-bottom: clamp(2.5rem, 6vw, 5rem); }
.section-head .brace { margin-bottom: 0.5rem; }
@media (min-width: 64rem) {
  .section-head--split { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); align-items: end; gap: var(--gap); }
  .section-head--split .copy { justify-self: end; max-width: 42ch; }
}
.section-head--row { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 1rem 2rem; }
.section-head--row .h2 { max-width: 15ch; }
@media (min-width: 64rem) { .section-head--row { flex-wrap: nowrap; } .section-head--row .shelf__nav { flex: none; padding-bottom: 0.5rem; } }

/* ---------- Shelf (resource carousel) ---------- */

.shelf { position: relative; }
.shelf__track {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-padding-inline: var(--gutter);
  padding-inline: var(--gutter);
  padding-block: 0.5rem 1.5rem;
  scrollbar-width: none;
}
.shelf__track::-webkit-scrollbar { display: none; }
.card {
  --card-bg: var(--paper);
  --card-fg: var(--ink);
  --card-line: var(--ink);
  --card-muted: var(--grey);
  scroll-snap-align: start;
  flex: 0 0 auto;
  width: min(80vw, 22rem);
  min-height: 24rem;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 1.5rem;
  padding: 1.5rem;
  border: 2px solid var(--card-line);
  border-radius: var(--r-lg);
  background: var(--card-bg);
  color: var(--card-fg);
  text-decoration: none;
  transition: transform var(--t-slow) var(--ease-out), box-shadow var(--t-slow) var(--ease-out);
}
.card:hover { transform: translateY(-0.4rem) rotate(-0.6deg); box-shadow: 0 1.25rem 2.5rem -1.5rem rgba(10, 10, 10, 0.35); }
.card--green { --card-bg: var(--green); --card-line: var(--green); --card-fg: var(--on-green); --card-muted: #2f5a27; }
.card--ink { --card-bg: var(--ink); --card-line: var(--ink); --card-fg: var(--paper); --card-muted: var(--ink-soft); }
.card--blue { --card-bg: var(--blue); --card-line: var(--blue); --card-fg: var(--paper); --card-muted: #c9d3ff; }
.card__type { font-family: var(--font-mono); font-size: var(--text-label); letter-spacing: 0.04em; color: var(--card-muted); }
.card__title { align-self: end; font-size: clamp(1.6rem, 2.2vw, 2.1rem); }
.card__foot { display: flex; align-items: center; justify-content: space-between; gap: 1rem; color: var(--card-muted); font-size: var(--text-small); }
.card__foot .ico { width: 1.6rem; height: 1.6rem; color: var(--card-fg); transition: transform var(--t-base) var(--ease-out); }
.card:hover .card__foot .ico { transform: translate(0.25rem, -0.25rem); }
.card .px { width: 3.5rem; }
.shelf__nav { display: flex; gap: 0.6rem; }

/* ---------- Code block with copy ---------- */

.codeblock {
  position: relative;
  border-radius: var(--r-md);
  background: var(--ink);
  color: var(--paper);
  overflow: hidden;
}
.codeblock__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.7rem 0.75rem 0.7rem 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  font-family: var(--font-mono);
  font-size: var(--text-label);
  color: var(--ink-soft);
}
.codeblock__bar b { font-weight: 400; color: var(--green); }
.codeblock pre {
  margin: 0;
  padding: 1.25rem 1.5rem 1.5rem;
  overflow: auto;
  max-height: 32rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--paper);
  scrollbar-color: var(--ink-soft) var(--ink);
  tab-size: 2;
}
.codeblock pre::-webkit-scrollbar-track { background: var(--ink); }
.codeblock pre::-webkit-scrollbar-thumb { background: var(--ink-soft); border-color: var(--ink); }
.codeblock code { font: inherit; }
.codeblock ::selection { background: var(--green); color: var(--on-green); }
.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.1rem;
  padding: 0.35rem 0.8rem;
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  border-radius: var(--pill);
  background: transparent;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--t-fast), border-color var(--t-fast), color var(--t-fast);
}
.copy-btn svg { width: 0.95rem; height: 0.95rem; }
.copy-btn:hover { border-color: var(--paper); background: rgba(255, 255, 255, 0.08); }
.copy-btn.is-copied { background: var(--green); border-color: var(--green); color: var(--on-green); }
.copy-btn.is-failed { border-color: #ff8a80; color: #ff8a80; }
.copy-btn .copy-btn__alt { display: none; }
.copy-btn.is-copied .copy-btn__alt { display: inline; }
.copy-btn.is-copied .copy-btn__default { display: none; }
.codeblock--inline { margin-top: 1.5rem; }

/* inline code in prose */
.copy code, p code { font-family: var(--font-mono); font-size: 0.88em; padding: 0.12em 0.4em; background: var(--surface); border-radius: 0.3em; }

/* ---------- Panels (rounded filled sections, kept from v1) ---------- */

.panel {
  --panel-fg: var(--ink);
  --panel-muted: var(--grey);
  position: relative;
  display: grid;
  gap: var(--gap);
  padding: clamp(1.75rem, 5vw, 5rem);
  border-radius: var(--r-xl);
  color: var(--panel-fg);
  overflow: hidden;
}
@media (min-width: 64rem) { .panel--split { grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); align-items: end; } }
.panel--green { background: var(--green); --panel-muted: #2f5a27; }
.panel--ink { background: var(--ink); --panel-fg: var(--paper); --panel-muted: var(--ink-soft); }
.panel--blue { background: var(--blue); --panel-fg: var(--paper); --panel-muted: #c9d3ff; }
.panel--surface { background: var(--surface); }
.panel--line { border: 2px solid var(--ink); }
.panel .copy { color: var(--panel-muted); }
.panel .copy strong { color: var(--panel-fg); }
.panel .copy a, .panel .text-link { color: var(--panel-fg); }
.panel--ink .copy a, .panel--ink .text-link { text-decoration-color: var(--green); }
.panel--ink .copy a:hover, .panel--ink .text-link:hover { color: var(--green); }
.panel--green .copy a:hover { color: var(--blue); }
.panel .h2 { max-width: 13ch; }
.panel__deco { position: absolute; right: clamp(1rem, 4vw, 4rem); top: clamp(1rem, 4vw, 3rem); width: clamp(3rem, 7vw, 6.5rem); pointer-events: none; }
.panel__deco .px { animation: bob 7s ease-in-out infinite; }
@media (max-width: 63.99rem) { .panel__deco { width: 2.75rem; top: 1.25rem; right: 1.25rem; } }

/* ---------- Forms ---------- */

.form { display: grid; gap: 1.1rem; }
.form--inline { grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 0.75rem; }
@media (max-width: 47.99rem) { .form--inline { grid-template-columns: 1fr; } }
.field { display: grid; gap: 0.45rem; }
.field label { font-size: var(--text-small); font-weight: 500; color: var(--panel-muted, var(--grey)); }
.field input, .field select, .field textarea {
  width: 100%;
  min-height: 3.25rem;
  padding: 0.8rem 1.1rem;
  border: 2px solid var(--ink);
  border-radius: var(--r-md);
  background: var(--paper);
  color: var(--ink);
  font: 400 1rem/1.4 var(--font-body);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.field input::placeholder, .field textarea::placeholder { color: #7a7a74; }
.field textarea { min-height: 8rem; resize: vertical; }
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible { outline: none; border-color: var(--blue); box-shadow: 0 0 0 4px var(--blue-tint); }
.field input[aria-invalid="true"] { border-color: #c0392b; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath fill='%230a0a0a' d='M2 4h8L6 9z'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; background-size: 0.7rem; padding-right: 2.6rem; }
.panel--ink .field input, .panel--ink .field select, .panel--ink .field textarea { border-color: var(--paper); }
.form__note { font-size: var(--text-small); color: var(--panel-muted, var(--grey)); }
.form__status { font-size: 0.95rem; min-height: 1.2em; }
.form__status[data-state="error"] { color: #c0392b; }
.panel--ink .form__status[data-state="error"] { color: #ff8a80; }
.form.is-sent > :not(.form__success) { display: none; }
.form__success { display: none; }
.form.is-sent .form__success { display: grid; gap: 0.75rem; }

/* ---------- Marquee ---------- */

.marquee { overflow: hidden; padding-block: 1.25rem; border-block: 1px solid var(--line); }
.marquee__track { display: flex; width: max-content; gap: 3rem; animation: marquee 34s linear infinite; }
.marquee:hover .marquee__track { animation-play-state: paused; }
.marquee__track span { display: inline-flex; align-items: center; gap: 3rem; font-family: var(--font-display); font-weight: 600; font-size: clamp(1.1rem, 1.6vw, 1.5rem); letter-spacing: -0.02em; white-space: nowrap; }
.marquee__track .px { width: 0.9em; flex: none; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- About ---------- */

.about { display: grid; gap: clamp(2rem, 5vw, 4rem); }
@media (min-width: 64rem) {
  .about {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    align-items: start;
    column-gap: clamp(1.5rem, 3.4vw, 2.9rem);
    row-gap: clamp(2.5rem, 4vw, 3.5rem);
  }
  /* The portrait sits at the right edge of its column, next to the text. */
  .about__portrait { margin-left: auto; }
}
.about__portrait { position: relative; aspect-ratio: 4 / 5; max-width: 26rem; overflow: hidden; border-radius: var(--r-lg); background: var(--surface); border: 2px solid var(--ink); }
.about__portrait img { width: 100%; height: 100%; object-fit: cover; }
.about__portrait-placeholder { position: absolute; inset: 0; display: grid; place-items: center; align-content: center; gap: 1rem; font-family: var(--font-mono); font-size: var(--text-label); color: var(--grey); text-align: center; padding: 1rem; }
.about__portrait-placeholder .px { width: 5rem; }
.about__body { display: grid; gap: 1.5rem; }
.facts { display: grid; margin-top: 0.5rem; border-top: 1px solid var(--line); }
.facts > div { display: grid; grid-template-columns: 7.5rem minmax(0, 1fr); gap: 1rem; padding-block: 0.9rem; border-bottom: 1px solid var(--line); }
.facts dt { font-family: var(--font-mono); font-size: var(--text-label); color: var(--grey); }
.facts dd { margin: 0; }

/* The waitlist intro follows the form down instead of leaving a column of air. */
@media (min-width: 64rem) {
  .waitlist__intro { position: sticky; top: calc(var(--header-h) + 2rem); }
}

/* ---------- Routes ---------- */

.routes { display: grid; gap: 1rem; }
@media (min-width: 48rem) { .routes { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.route { min-height: 22rem; align-content: space-between; text-decoration: none; transition: transform var(--t-slow) var(--ease-out); }
.route:hover { transform: translateY(-0.4rem); }
.route__body { display: grid; gap: 0.9rem; }
.route__body .h3 { max-width: 14ch; }
.route__cta { display: inline-flex; align-items: center; gap: 0.5rem; font-family: var(--font-display); font-weight: 600; }
.route__cta .ico { width: 1.6rem; height: 1.6rem; transition: transform var(--t-base) var(--ease-out); }
.route:hover .route__cta .ico { transform: translateX(0.3rem); }

/* ---------- Library rows (resources page) ---------- */

.filters { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip { padding: 0.55rem 1rem; border: 2px solid var(--line); border-radius: var(--pill); background: var(--paper); font-family: var(--font-display); font-weight: 600; font-size: 0.9rem; cursor: pointer; transition: border-color var(--t-fast), background-color var(--t-fast), color var(--t-fast); }
.chip:hover { border-color: var(--ink); }
.chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }

/* The library is long enough to need finding as well as filtering. */
.lib-search { position: relative; display: flex; align-items: center; flex: 1 1 14rem; max-width: 22rem; }
.lib-search .ico { position: absolute; left: 0.95rem; width: 1.15rem; height: 1.15rem; color: var(--grey); pointer-events: none; }
.lib-search input {
  width: 100%;
  padding: 0.6rem 1rem 0.6rem 2.75rem;
  border: 2px solid var(--line);
  border-radius: var(--pill);
  background: var(--paper);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--ink);
}
.lib-search input::placeholder { color: var(--grey); }
.lib-search input:focus-visible { outline: none; border-color: var(--blue); }
.lib-search input::-webkit-search-cancel-button { cursor: pointer; }

.lib { border-top: 1px solid var(--line); }
.lib__row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.5rem 1.5rem;
  align-items: center;
  padding-block: clamp(1.25rem, 2.5vw, 2rem);
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
}
@media (min-width: 64rem) { .lib__row { grid-template-columns: 9rem minmax(0, 1.1fr) minmax(0, 1fr) auto; } }
.lib__type { font-family: var(--font-mono); font-size: var(--text-label); color: var(--grey); }
.lib__title { font-size: clamp(1.4rem, 2.2vw, 2.1rem); transition: color var(--t-fast); }
.lib__desc { color: var(--grey); max-width: 44ch; }
.lib__end { display: flex; align-items: center; gap: 0.75rem; justify-self: end; }
.lib__end .ico { width: 1.5rem; height: 1.5rem; opacity: 0; transform: translateX(-0.4rem); transition: opacity var(--t-fast), transform var(--t-base) var(--ease-out); }
.lib__row:hover .lib__title { color: var(--blue); }
.lib__row:hover .lib__end .ico { opacity: 1; transform: none; }
@media (max-width: 63.99rem) {
  .lib__type { grid-column: 1; }
  .lib__title { grid-column: 1; }
  .lib__desc { grid-column: 1; }
  .lib__end { grid-column: 2; grid-row: 1 / span 3; }
}
.lib__row[hidden] { display: none; }

.prompt-grid { display: grid; gap: 1.5rem; }
@media (min-width: 64rem) { .prompt-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.prompt { display: grid; gap: 1rem; align-content: start; }

/* ---------- Contact list ---------- */

.contact-links { border-top: 1px solid var(--line); }
.contact-links li { border-bottom: 1px solid var(--line); }
.contact-links a { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; padding-block: 1rem; font-family: var(--font-display); font-size: clamp(1.25rem, 2vw, 1.75rem); font-weight: 600; letter-spacing: -0.02em; text-decoration: none; transition: color var(--t-fast); }
.contact-links a:hover { color: var(--blue); }
.contact-links small { font-family: var(--font-mono); font-size: var(--text-label); font-weight: 400; color: var(--grey); }
.contact-grid { display: grid; gap: var(--gap); }
@media (min-width: 64rem) { .contact-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); align-items: start; } }

/* ---------- Resource detail pages ---------- */

.crumb { font-family: var(--font-mono); font-size: var(--text-label); color: var(--grey); }
.crumb a { text-decoration: none; color: var(--ink); }
.crumb a:hover { color: var(--blue); }
.crumb span { margin-inline: 0.4rem; }

.bullets { display: grid; border-top: 1px solid var(--line); }
.bullets li {
  display: grid;
  grid-template-columns: 1.25rem minmax(0, 1fr);
  align-items: baseline;
  gap: 1rem;
  padding-block: 0.9rem;
  border-bottom: 1px solid var(--line);
  max-width: 62ch;
}
.bullets__mark { width: 0.55rem; height: 0.55rem; background: var(--blue); justify-self: center; }
.bullets li:nth-child(even) .bullets__mark { background: var(--green); }

.steps { display: grid; border-top: 1px solid var(--line); }
.steps li {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr);
  align-items: baseline;
  gap: 1rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--line);
  max-width: 62ch;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.05rem, 1.5vw, 1.3rem);
  letter-spacing: -0.02em;
}
.steps__n { font-family: var(--font-mono); font-size: var(--text-label); font-weight: 400; color: var(--blue); letter-spacing: 0.06em; }

/* ---------- Page head ---------- */

.page-head { padding-block: clamp(2.5rem, 6vw, 5rem) clamp(2rem, 4vw, 3.5rem); display: grid; gap: 1.5rem; }
.page-head .h1 { max-width: 12ch; }
.page-head--detail .h1 { max-width: 22ch; font-size: clamp(2.4rem, 5.4vw, 5rem); hyphens: manual; }
.page-head .lede { max-width: 50ch; }

/* ---------- Footer ---------- */

.footer {
  margin-top: var(--section);
  padding-block: clamp(3rem, 7vw, 6rem) 2rem;
  border-radius: var(--r-xl) var(--r-xl) 0 0;
  background: var(--ink);
  color: var(--paper);
}
.footer__top { display: grid; gap: clamp(2rem, 5vw, 4rem); }
@media (min-width: 64rem) { .footer__top { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); align-items: end; } }
.footer .h1 { max-width: 9ch; }
.footer__lede { max-width: 40ch; color: var(--ink-soft); margin-top: 1.25rem; }
.footer__email { display: inline-block; margin-top: 1.5rem; font-family: var(--font-display); font-weight: 600; font-size: clamp(1.2rem, 2vw, 1.75rem); letter-spacing: -0.02em; text-decoration: none; color: var(--green); }
.footer__email:hover { color: var(--paper); }
.footer__news { display: grid; gap: 0.75rem; }
.footer__news label { font-size: var(--text-small); color: var(--ink-soft); }
.footer__news .field-row { display: flex; gap: 0; border-bottom: 2px solid var(--paper); }
.footer__news input { flex: 1; min-width: 0; padding: 0.8rem 0; border: 0; background: transparent; color: var(--paper); font: 400 1.05rem var(--font-body); }
.footer__news input::placeholder { color: #8f8f88; }
.footer__news input:focus-visible { outline: none; }
.footer__news .field-row:focus-within { border-bottom-color: var(--green); }
.footer__news button { display: grid; place-items: center; width: 3rem; padding: 0; border: 0; background: transparent; color: var(--paper); cursor: pointer; }
.footer__news button svg { width: 1.6rem; height: 1.6rem; transition: transform var(--t-base) var(--ease-out); }
.footer__news button:hover svg { transform: translateX(0.3rem); color: var(--green); }
.footer__news .form__success { color: var(--paper); }
.footer__cols { display: grid; gap: 2rem; margin-top: clamp(3rem, 6vw, 5rem); padding-top: 2rem; border-top: 1px solid rgba(255, 255, 255, 0.15); }
@media (min-width: 48rem) { .footer__cols { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.footer__cols h3 { font-family: var(--font-mono); font-size: var(--text-label); font-weight: 400; color: var(--green); margin-bottom: 0.9rem; }
.footer__cols li + li { margin-top: 0.4rem; }
.footer__cols a { text-decoration: none; color: var(--paper); }
.footer__cols a:hover { color: var(--green); text-decoration: underline; text-underline-offset: 0.2em; }
.footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem; margin-top: 3rem; font-size: var(--text-small); color: var(--ink-soft); }
.footer__bottom .brand { color: var(--paper); font-size: 0.95rem; }
.footer__legal { display: flex; gap: 1.25rem; margin-right: auto; }
.footer__legal a { color: var(--ink-soft); text-decoration: none; }
.footer__legal a:hover { color: var(--green); text-decoration: underline; text-underline-offset: 0.2em; }
.footer ::selection { background: var(--green); color: var(--on-green); }

/* ---------- One section, one screen ----------
   A section marked --screen fills the viewport and centres its own content, so
   nothing from the next section is visible while you are reading this one. */

.section--screen {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: calc(var(--header-h) + clamp(1.5rem, 4vw, 3rem)) clamp(1.5rem, 4vw, 3rem);
}
.section--screen > * { width: 100%; }
/* Long lists tighten up so they have a chance of fitting one screen. */
@media (min-width: 48rem) {
  .section--screen .section-head { margin-bottom: clamp(1.5rem, 3vw, 2.75rem); }
  .section--screen .build { padding-block: clamp(1rem, 2vw, 1.75rem); gap: clamp(1rem, 2.5vw, 2rem); }
  .section--screen .build__body { gap: 0.55rem; max-width: 46ch; }
  .section--screen #builds-title { font-size: clamp(2.2rem, 4vw, 3.6rem); }
}
/* Tall sections still grow past the viewport rather than clipping. */
@supports not (height: 100svh) { .section--screen { min-height: 100vh; } }

/* ---------- One group, one idea ----------
   Resources, the prompt you can run, and the community panel belong together,
   so they sit close instead of each taking a screen of their own. */
.section--group { padding-block: clamp(1.25rem, 2.6vw, 2.25rem); }
.section--group .section-head { margin-bottom: clamp(1.5rem, 3vw, 2.75rem); }
.section--group-first { padding-top: calc(var(--header-h) + clamp(2.5rem, 6vw, 5rem)); }
.section--group-last { padding-bottom: var(--section); }

/* ---------- Hero cat trail ----------
   Coloured cats drop in the cursor's wake across the hero and header, then
   fade. Nothing is pinned to the cursor itself. */

.cat-trail {
  position: fixed;
  inset: 0;
  z-index: 140;
  pointer-events: none;
  overflow: hidden;
}
.cat-trail__cat {
  position: absolute;
  top: 0;
  left: 0;
  width: var(--cat-size, 2.1rem);
  height: var(--cat-size, 2.1rem);
  margin: calc(var(--cat-size, 2.1rem) / -2);
  will-change: transform, opacity;
}
.cat-trail__cat svg { width: 100%; height: 100%; }
.cat-trail__ghost {
  opacity: 0.9;
  transition: opacity 620ms linear, transform 620ms var(--ease-out);
}
.cat-trail__ghost.is-gone { opacity: 0; }
/* ---------- Footer floor ----------
   The pixel shapes fall in and bounce on the bottom of the page. */

.footer { position: relative; overflow: hidden; }
.footer > .container { position: relative; z-index: 1; }
.drop-zone {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.drop-zone__item {
  position: absolute;
  top: 0;
  left: 0;
  width: var(--s, 1.75rem);
  height: var(--s, 1.75rem);
  will-change: transform;
}
.drop-zone__item svg { width: 100%; height: 100%; }
/* Once it stops bouncing it straightens up and sits square on the floor. */
.drop-zone__item.is-rest { transition: transform 340ms cubic-bezier(0.34, 1.3, 0.64, 1); }

/* ---------- Reveal on scroll ---------- */

.js [data-reveal] { opacity: 0; transform: translateY(1.4rem); transition: opacity var(--t-focal) var(--ease-out), transform var(--t-focal) var(--ease-out); }
.js [data-reveal].is-visible { opacity: 1; transform: none; }
.js [data-reveal-stagger] > * { opacity: 0; transform: translateY(1rem); transition: opacity var(--t-focal) var(--ease-out), transform var(--t-focal) var(--ease-out); }
.js [data-reveal-stagger].is-visible > * { opacity: 1; transform: none; }
.js [data-reveal-stagger].is-visible > :nth-child(2) { transition-delay: 60ms; }
.js [data-reveal-stagger].is-visible > :nth-child(3) { transition-delay: 120ms; }
.js [data-reveal-stagger].is-visible > :nth-child(4) { transition-delay: 180ms; }
.js [data-reveal-stagger].is-visible > :nth-child(5) { transition-delay: 240ms; }
.js [data-reveal-stagger].is-visible > :nth-child(n+6) { transition-delay: 300ms; }

/* ---------- Responsive scale ---------- */

@media (max-width: 47.99rem) {
  :root {
    --text-hero: clamp(3.4rem, 15.5vw, 5.5rem);
    --text-h1: clamp(2.9rem, 13vw, 4.5rem);
    --text-h2: clamp(2.2rem, 10vw, 3.4rem);
    --text-statement: clamp(1.6rem, 7.2vw, 2.4rem);
    --section: clamp(4rem, 16vw, 6rem);
  }
  .actions > .btn { width: 100%; }
  .facts > div { grid-template-columns: 1fr; gap: 0.25rem; }
  .hero__foot .btn { width: 100%; }
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .js .hero__word .ch, .js .hero__deco, .js .hero__foot > * { animation: none; opacity: 1; transform: none; }
  .js [data-reveal], .js [data-reveal-stagger] > * { opacity: 1; transform: none; }
  .js .px[data-build] rect { opacity: 1; transform: none; animation: none; }
  .js .fill-text .wd { opacity: 1; }
  .pin { height: auto; }
  .pin__stage { position: static; height: auto; padding-block: var(--section); }
  .pin__swap { min-height: 0; }
  .pin__item { position: static; opacity: 1; transform: none; white-space: normal; }
  .pin__item + .pin__item { margin-top: 0.15em; }
  .pin__ticker, .pin__count, .pin__deco { display: none; }
  .marquee__track { animation: none; }
  .hero__deco .px, .panel__deco .px { animation: none; }
  .logo-morph .logo-full { opacity: 0 !important; animation: none !important; }
  .logo-morph .logo-square { clip-path: inset(0 0 0 0) !important; animation: none !important; }
  .btn:hover, .card:hover, .route:hover { transform: none; }
  .cat-trail { display: none; }
  .section--screen { min-height: 0; padding-block: var(--section); display: block; }
}

/* ---------- Legal pages ----------
   Plain document layout for privacy and terms: mono section numbers on the left
   at desktop, stacked at phone width. Uses .copy for body text. */
.legal { display: grid; gap: clamp(2.5rem, 5vw, 3.75rem); padding-bottom: clamp(3rem, 7vw, 6rem); }
.legal__meta { font-family: var(--font-mono); font-size: var(--text-label); color: var(--grey); }
.legal__block { display: grid; grid-template-columns: 4.5rem minmax(0, 1fr); gap: 1.25rem 2rem; padding-top: 1.75rem; border-top: 1px solid var(--line); }
.legal__n { font-family: var(--font-mono); font-size: var(--text-label); color: var(--blue); padding-top: 0.45em; }
.legal__body { max-width: var(--measure); }
.legal__body .h3 { margin-bottom: 1rem; }
.legal__body .copy + .copy { margin-top: 1em; }
.legal__body ul { margin-top: 1em; display: grid; gap: 0.6rem; padding-left: 1.1rem; color: var(--grey); max-width: var(--measure); }
.legal__body li { list-style: square; }
.legal__body li::marker { color: var(--green); }
@media (max-width: 720px) {
  .legal__block { grid-template-columns: 1fr; gap: 0.75rem; }
  .legal__n { padding-top: 0; }
}