/* ==========================================================================
   Wildr Interactive · wildrinteractive.com
   Plain CSS, no build step. Brand colors and fonts live in :root below.
   ========================================================================== */

/* ---------- Fonts (self-hosted, SIL Open Font License, see assets/fonts) ---------- */
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url("../fonts/space-grotesk-latin-wght-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Space Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/space-mono-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Space Mono";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../fonts/space-mono-latin-700-normal.woff2") format("woff2");
}

/* ---------- Design tokens ---------- */
:root {
  /* Brand accent. Change this one value to re-color the whole site
     (try #ffb020 amber, #ff4d6d coral or #8b7bff violet). */
  --accent: #b6f23a;
  --accent-hover: color-mix(in srgb, var(--accent) 72%, #ffffff);
  --accent-ink: #0d1300; /* text that sits on top of the accent */
  --accent-soft: color-mix(in srgb, var(--accent) 14%, transparent);
  --grid-line: color-mix(in srgb, var(--accent) 34%, transparent);

  --bg: #09090b;
  --bg-2: #111114;
  --bg-3: #18181d;
  --line: #232329;
  --line-2: #32323a;
  --ink: #f2f1ec;
  --ink-2: #a3a2ab;
  --ink-3: #7e7d88;

  --font-sans: "Space Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Space Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --radius: 8px;
  --header-h: 72px;
  --shell: min(1200px, 100% - 2.5rem);
  --ease: cubic-bezier(.16, 1, .3, 1);
}

/* Konami code easter egg (see main.js) */
html.is-turbo { --accent: #ff4fd8; }

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

html {
  color-scheme: dark;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

h1, h2, h3 {
  margin: 0;
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

p { margin: 0; }
a { color: inherit; }
img, svg, canvas { display: block; }

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

:where(a, button):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.shell { width: var(--shell); margin-inline: auto; }

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: 0;
  left: 1rem;
  z-index: 100;
  padding: .7rem 1rem;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  border-radius: var(--radius);
  text-decoration: none;
  transform: translateY(-150%);
  transition: transform .2s;
}
.skip-link:focus { transform: translateY(1rem); }

/* ---------- Small shared pieces ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  padding: .45rem .95rem;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: rgb(17 17 20 / .65);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ink-2);
}

.pulse {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 60%, transparent); }
  70%  { box-shadow: 0 0 0 9px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .85rem 1.45rem;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--accent-ink);
  font: 700 .92rem/1.2 var(--font-sans);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: background-color .2s, border-color .2s, color .2s, box-shadow .3s, transform .35s var(--ease);
}
.btn:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  box-shadow: 0 10px 40px -12px color-mix(in srgb, var(--accent) 70%, transparent);
}
.btn:active { transform: scale(.975); }

.btn-ghost {
  background: transparent;
  border-color: var(--line-2);
  color: var(--ink);
}
.btn-ghost:hover {
  background: var(--bg-2);
  border-color: var(--ink-3);
  box-shadow: none;
}

.btn-sm { padding: .62rem 1.05rem; font-size: .86rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background-color .3s, border-color .3s;
}
.site-header.is-scrolled,
.site-header.menu-open {
  background: rgb(9 9 11 / .84);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  backdrop-filter: saturate(140%) blur(14px);
  border-bottom-color: var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
  height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .65rem;
  font-size: 1.06rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  white-space: nowrap;
}
.brand-mark {
  width: 30px;
  height: 30px;
  flex: none;
  color: var(--accent);
}
.brand-name { font-weight: 700; }
.brand-name span { font-weight: 500; color: var(--ink-2); }

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.9rem;
  margin-left: auto;
}
.site-nav a:not(.btn) {
  color: var(--ink-2);
  font-size: .92rem;
  text-decoration: none;
  transition: color .2s;
}
.site-nav a:not(.btn):hover { color: var(--accent); }

.nav-toggle {
  display: none;
  align-items: center;
  gap: .6rem;
  margin-left: auto;
  padding: .55rem .85rem;
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  background: transparent;
  color: var(--ink);
  font: 500 .9rem/1 var(--font-sans);
  cursor: pointer;
}
.nav-toggle-bars {
  position: relative;
  width: 16px;
  height: 10px;
}
.nav-toggle-bars::before,
.nav-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: top .3s var(--ease), transform .3s var(--ease);
}
.nav-toggle-bars::before { top: 0; }
.nav-toggle-bars::after { top: 8px; }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::before { top: 4px; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle-bars::after { top: 4px; transform: rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  isolation: isolate;
  display: grid;
  place-items: center;
  min-height: calc(100vh - var(--header-h));
  min-height: calc(100svh - var(--header-h));
  padding-block: clamp(3.5rem, 8vh, 6rem) clamp(5rem, 13vh, 8.5rem);
  overflow: hidden;
  text-align: center;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero h1 {
  max-width: 14ch;
  margin-top: 1.6rem;
  font-size: clamp(2.6rem, 7.4vw, 5.75rem);
}
.hero h1 em { font-style: normal; color: var(--accent); }

.hero .lede {
  max-width: 52ch;
  margin-top: 1.5rem;
  color: var(--ink-2);
  font-size: clamp(1.02rem, 1.5vw, 1.18rem);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .8rem;
  margin-top: 2.4rem;
}

/* The moving grid floor, glow and fireflies behind the hero text */
.hero-scene {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  --horizon: 58%;
}

.hero-glow {
  position: absolute;
  top: var(--horizon);
  left: 50%;
  width: min(1100px, 130%);
  aspect-ratio: 3 / 1;
  transform: translate(-50%, -50%);
  background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 15%, transparent), transparent);
}

.hero-floor {
  position: absolute;
  top: var(--horizon);
  right: 0;
  bottom: 0;
  left: 0;
  overflow: hidden;
  perspective: 400px;
  perspective-origin: 50% 0;
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 45%);
  mask-image: linear-gradient(to bottom, transparent, #000 45%);
}

.hero-plane {
  position: absolute;
  top: 0;
  right: -80%;
  left: -80%;
  height: 390px;
  overflow: hidden;
  transform: rotateX(78deg);
  transform-origin: 50% 0;
}

.hero-grid {
  position: absolute;
  inset: -64px 0 0;
  background-image:
    linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
  background-size: 64px 64px; /* keep in sync with CELL in main.js */
  background-position: center top;
  will-change: transform;
}

.hero-horizon {
  position: absolute;
  top: var(--horizon);
  right: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--accent) 65%, transparent) 50%, transparent);
  box-shadow: 0 0 22px 1px color-mix(in srgb, var(--accent) 30%, transparent);
}

.hero-fireflies {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-vignette {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(85% 70% at 50% 46%, transparent 38%, var(--bg) 94%),
    linear-gradient(to bottom, transparent 78%, var(--bg));
}

/* ---------- Studio / formula ---------- */
.studio {
  padding-block: clamp(4.5rem, 9vw, 7rem);
  background: var(--bg-2);
  border-block: 1px solid var(--line);
}

.formula {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: baseline;
  gap: 0 .42em;
  font-family: var(--font-mono);
  font-size: clamp(2.1rem, 7vw, 4.6rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
.formula .term { color: var(--accent); }
.formula .op { color: var(--ink-3); font-weight: 400; }
.formula .sum { display: inline-flex; align-items: baseline; gap: .42em; white-space: nowrap; }
.formula .result { color: var(--ink); }

.cursor {
  display: inline-block;
  width: .55em;
  height: .9em;
  margin-left: .06em;
  background: var(--accent);
  vertical-align: -.08em;
  animation: blink 1.05s steps(1, end) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.pillars {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.75rem, 4vw, 3rem);
  margin-top: clamp(3rem, 6vw, 4.5rem);
}
.pillar {
  padding-top: 1.4rem;
  border-top: 3px solid var(--line-2);
}
.pillar h3 { font-size: 1.55rem; }
.pillar p { margin-top: .65rem; color: var(--ink-2); }
.pillar.is-sum { border-top-color: var(--accent); }
.pillar.is-sum h3 { color: var(--accent); }

/* ---------- Generic section ---------- */
.section { padding-block: clamp(5rem, 10vw, 8rem); }

.section-head { max-width: 62ch; }
.section-head h2,
.contact-copy h2 {
  margin-top: 1rem;
  font-size: clamp(2.2rem, 4.6vw, 3.3rem);
}
.section-head .sub {
  margin-top: 1.1rem;
  color: var(--ink-2);
  font-size: 1.06rem;
}

/* ---------- Project cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
  margin-top: 3.5rem;
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 270px;
  padding: 2rem;
  overflow: hidden;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .5s var(--ease), border-color .3s, background-color .3s;
}
.card:hover {
  transform: translateY(-4px);
  background-color: var(--bg-3);
  border-color: var(--line-2);
}

/* "selection box" corners that appear on hover */
.card::before,
.card::after {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  opacity: 0;
  transition: opacity .3s, transform .45s var(--ease);
}
.card::before {
  top: 10px;
  left: 10px;
  border-top: 2px solid var(--accent);
  border-left: 2px solid var(--accent);
  transform: translate(-6px, -6px);
}
.card::after {
  right: 10px;
  bottom: 10px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: translate(6px, 6px);
}
.card:hover::before,
.card:hover::after { opacity: 1; transform: none; }

.card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: .55rem;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
}
.tag .dot {
  width: 7px;
  height: 7px;
  flex: none;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 10px currentColor;
}

.card-icon {
  width: 26px;
  height: 26px;
  flex: none;
  color: var(--ink-3);
  transition: color .3s;
}
.card:hover .card-icon { color: var(--ink-2); }

.card h3 { font-size: 1.7rem; }
.card > p { margin-top: .7rem; color: var(--ink-2); max-width: 40ch; }

.card.is-featured {
  background: linear-gradient(155deg, color-mix(in srgb, var(--accent) 13%, var(--bg-2)) -10%, var(--bg-2) 58%);
  border-color: var(--line-2);
}

.card.is-slot {
  background: transparent;
  border-style: dashed;
  border-color: var(--line-2);
}
.card.is-slot .tag { color: var(--ink-3); }
.card.is-slot .tag .dot { box-shadow: none; }
.card.is-slot h3 { color: var(--ink-2); }
.card.is-slot > p { color: var(--ink-3); }

/* Store / platform links for released projects (see the template in index.html) */
.card-links {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: auto;
  padding-top: 1.6rem;
}
.card-links a {
  padding: .45rem .75rem;
  border: 1px solid var(--line-2);
  border-radius: 6px;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .08em;
  text-decoration: none;
  text-transform: uppercase;
  transition: border-color .2s, color .2s;
}
.card-links a:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- Contact ---------- */
.contact { border-top: 1px solid var(--line); }

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}

.contact-copy p:not(.eyebrow) {
  max-width: 50ch;
  margin-top: 1.1rem;
  color: var(--ink-2);
}
.contact-copy h2 + p { margin-top: 1.4rem; }

.contact-card {
  padding: clamp(1.5rem, 3vw, 2.25rem);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.email-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .9rem 1rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
}

.email-link {
  min-width: 0;
  color: var(--accent);
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  text-decoration: none;
  overflow-wrap: anywhere;
}
.email-link:hover { text-decoration: underline; text-underline-offset: 4px; }

.copy-btn {
  padding: .45rem .75rem;
  border: 1px solid var(--line-2);
  border-radius: 6px;
  background: transparent;
  color: var(--ink-2);
  font: 400 .7rem/1.2 var(--font-mono);
  letter-spacing: .12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color .2s, border-color .2s;
}
.copy-btn:hover { color: var(--ink); border-color: var(--ink-3); }
.copy-btn.is-done { color: var(--accent); border-color: var(--accent); }

.topics {
  display: grid;
  gap: 1.35rem;
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}
.topics h3 {
  font-size: 1rem;
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.topics p {
  margin-top: .3rem;
  color: var(--ink-2);
  font-size: .95rem;
}

/* ---------- Footer ---------- */
.site-footer {
  padding-block: 3.5rem 2rem;
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: 2rem;
}

.footer-blurb {
  max-width: 34ch;
  margin-top: 1rem;
  color: var(--ink-2);
  font-size: .95rem;
}

.footer-links {
  display: grid;
  gap: .75rem;
  margin: 0;
  padding: 0;
  list-style: none;
  align-content: start;
}
.footer-links a {
  color: var(--ink-2);
  font-size: .92rem;
  text-decoration: none;
  overflow-wrap: anywhere;
  transition: color .2s;
}
.footer-links a:hover { color: var(--accent); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem 2rem;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--ink-3);
  font-size: .8rem;
}

/* ---------- Legal pages ---------- */
.legal { padding-block: clamp(3.5rem, 8vw, 6rem) clamp(4rem, 9vw, 7rem); }

.prose {
  width: min(760px, 100% - 2.5rem);
  margin-inline: auto;
  counter-reset: section;
}
.prose h1 {
  margin-top: 1rem;
  font-size: clamp(2.4rem, 5.5vw, 3.6rem);
}
.prose .updated {
  margin-top: 1rem;
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.summary {
  margin-top: 2.5rem;
  padding: 1.5rem 1.75rem;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
}
.prose .summary h2 {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
  counter-increment: none;
}
.prose .summary h2::before { content: none; }

.prose h2 {
  margin-top: 3rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
  font-size: 1.45rem;
  letter-spacing: -0.02em;
  counter-increment: section;
}
.prose h2::before {
  content: counter(section, decimal-leading-zero);
  display: block;
  margin-bottom: .55rem;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: .72rem;
  font-weight: 400;
  letter-spacing: .18em;
}
.prose h3 {
  margin-top: 1.8rem;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}
.prose p,
.prose li { color: var(--ink-2); }
.prose p { margin-top: 1rem; }
.prose ul {
  display: grid;
  gap: .55rem;
  margin: 1rem 0 0;
  padding-left: 1.25rem;
}
.prose li::marker { color: var(--accent); }
.prose a { color: var(--accent); text-underline-offset: 3px; }
.prose strong { color: var(--ink); font-weight: 600; }
.summary ul { margin-top: .9rem; }

/* ---------- 404 ---------- */
.nf-code {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: clamp(5rem, 18vw, 10rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  text-shadow: 0 0 48px color-mix(in srgb, var(--accent) 45%, transparent);
}
.notfound h1 { margin-top: 1rem; }
.nf-continue {
  margin-top: 2.6rem;
  color: var(--ink-3);
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .3em;
  text-transform: uppercase;
}
.nf-continue.is-over {
  color: var(--accent);
  animation: blink 1.05s steps(1, end) infinite;
}

/* ---------- Toast (used by the easter egg) ---------- */
.toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  z-index: 80;
  max-width: calc(100% - 2rem);
  padding: .85rem 1.15rem;
  background: var(--bg-2);
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: 0 12px 40px -12px color-mix(in srgb, var(--accent) 55%, transparent);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .04em;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 1rem);
  transition: opacity .3s, transform .45s var(--ease);
}
.toast.is-shown { opacity: 1; transform: translate(-50%, 0); }

/* ---------- Scroll reveal (only when JavaScript is running) ---------- */
.js [data-reveal] {
  opacity: 0;
  translate: 0 22px;
  transition: opacity .8s var(--ease), translate .8s var(--ease);
  transition-delay: calc(var(--i, 0) * 90ms);
}
.js .card[data-reveal] {
  transition: opacity .8s var(--ease), translate .8s var(--ease), transform .5s var(--ease), border-color .3s, background-color .3s;
  transition-delay: calc(var(--i, 0) * 90ms), calc(var(--i, 0) * 90ms), 0s, 0s, 0s;
}
.js [data-reveal].is-visible { opacity: 1; translate: none; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .cards > :last-child:nth-child(odd) { grid-column: 1 / -1; min-height: 200px; }
}

@media (max-width: 860px) {
  .pillars,
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .nav-toggle { display: inline-flex; }

  .site-nav {
    position: absolute;
    top: var(--header-h);
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: .25rem 1.25rem 1.25rem;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 24px 40px -12px rgb(0 0 0 / .7);
  }
  .site-nav.is-open { display: flex; }
  .site-nav a:not(.btn) {
    padding: .95rem 0;
    border-bottom: 1px solid var(--line);
    font-size: 1rem;
  }
  .site-nav .btn { margin-top: 1rem; }

  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 620px) {
  .cards { grid-template-columns: 1fr; }
  .card { min-height: 0; }
  .cards > :last-child:nth-child(odd) { min-height: 0; }
}

@media (max-width: 420px) {
  .footer-grid { grid-template-columns: 1fr; }
  .cta-row .btn { flex: 1 1 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    transition-delay: 0s !important;
  }
}