/* ============================================================
   TRACKLINE GARAGE DOOR — concept demo
   Character: night workshop. Carbon-black stage, safety-yellow
   glow signage, signal-red accents. Anton display.
   ============================================================ */

@font-face {
  font-family: "Anton";
  src: url("../../assets/fonts/anton-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Archivo";
  src: url("../../assets/fonts/archivo-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Archivo";
  src: url("../../assets/fonts/archivo-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "Archivo";
  src: url("../../assets/fonts/archivo-700.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("../../assets/fonts/plex-mono-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("../../assets/fonts/plex-mono-600.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}

:root {
  --shop: #0e0f11;
  --shop-deep: #0b0c0d;
  --surface: rgba(242, 243, 240, 0.045);
  --surface-raise: rgba(242, 243, 240, 0.075);
  --line: rgba(242, 243, 240, 0.15);
  --line-soft: rgba(242, 243, 240, 0.07);
  --text: #f2f3f0;
  --muted: #a3a8a3;
  --yellow: #f5c518;
  --yellow-glow: rgba(245, 197, 24, 0.3);
  --red: #b3261e;
  --red-bright: #ff6b5e;
  --red-glow: rgba(255, 107, 94, 0.3);
  --carbon: #16181a;
  --white: #ffffff;
  --ink: #0b0c0d;
  --lift: 0 24px 56px rgba(4, 5, 6, 0.65);
  --display: "Anton", "Arial Narrow", "Franklin Gothic Medium", sans-serif;
  --body: "Archivo", "Segoe UI", Tahoma, sans-serif;
  --utility: "IBM Plex Mono", Consolas, "Courier New", monospace;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--shop);
  color: var(--text);
  font-family: var(--body);
  font-size: 18px;
  line-height: 1.65;
}

main > section > *,
header > *,
footer > * {
  min-width: 0;
}

h1, h2, h3, p, li, a, strong, span, small, b {
  overflow-wrap: break-word;
}

a {
  color: inherit;
}

img, svg {
  max-width: 100%;
}

.skip-link {
  position: fixed;
  top: 0;
  left: 1rem;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--yellow);
  color: var(--ink);
  transform: translateY(-120%);
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--red-bright);
  outline-offset: 4px;
}

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

/* ---------- type ---------- */

h1, h2, h3 {
  margin-top: 0;
  font-family: var(--display);
  font-weight: 400;
  text-transform: uppercase;
  line-height: 0.96;
  letter-spacing: 0.005em;
}

h1 {
  max-width: 620px;
  margin-bottom: 1.5rem;
  font-size: clamp(3rem, 7vw, 6rem);
  text-shadow: 0 4px 40px rgba(245, 197, 24, 0.12);
}

h1 .accent {
  color: var(--yellow);
}

h2 {
  font-size: clamp(2rem, 4.4vw, 3.6rem);
}

h3 {
  font-size: clamp(1.25rem, 2.4vw, 1.8rem);
  line-height: 1.05;
}

.tag {
  margin: 0 0 1rem;
  color: var(--red-bright);
  font-family: var(--utility);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.tag::before {
  content: "// ";
  color: var(--line);
}

/* ---------- disclosure + header ---------- */

.demo-stamp {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  padding: 0.34rem 5vw;
  background: var(--yellow);
  color: var(--ink);
  border-bottom: 1px solid rgba(11, 12, 13, 0.5);
  font-family: var(--utility);
  font-size: 0.68rem;
}

.demo-stamp strong {
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.demo-stamp span {
  color: #4c4a33;
}

.shop-header {
  position: sticky;
  top: 0;
  z-index: 60;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  width: min(1180px, calc(100% - 3rem));
  margin-inline: auto;
  min-height: 84px;
  border-bottom: 1px solid var(--line-soft);
  background: rgba(14, 15, 17, 0.72);
  -webkit-backdrop-filter: blur(14px) saturate(1.15);
  backdrop-filter: blur(14px) saturate(1.15);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
}

.logo-badge {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  background: var(--yellow);
  color: var(--ink);
  font-family: var(--utility);
  font-size: 0.74rem;
  font-weight: 600;
  border-radius: 8px;
  box-shadow: 0 0 26px var(--yellow-glow);
}

.logo-name {
  display: flex;
  flex-direction: column;
  font-family: var(--display);
  font-size: 1.05rem;
  line-height: 1.05;
  letter-spacing: 0.04em;
}

.logo-name small {
  color: var(--muted);
  font-family: var(--utility);
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.22em;
}

nav {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}

nav a {
  font-family: var(--utility);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--muted);
}

nav a:not(.nav-work):hover {
  color: var(--yellow);
}

.nav-work {
  padding: 0.62rem 1rem;
  background: var(--red-bright);
  color: var(--ink);
  font-family: var(--body);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: 999px;
  box-shadow: 0 0 22px var(--red-glow);
  transition: background 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.nav-work:hover {
  background: var(--yellow);
  transform: translateY(-1px);
  box-shadow: 0 0 30px var(--yellow-glow);
}

main > section,
footer {
  width: min(1180px, calc(100% - 3rem));
  margin-inline: auto;
}

/* ---------- hero ---------- */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(340px, 0.98fr);
  gap: clamp(2.5rem, 5vw, 5rem);
  align-items: center;
  padding-block: clamp(3.5rem, 8vh, 6.5rem);
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  top: 10%;
  right: -20%;
  width: 560px;
  height: 560px;
  background: rgba(245, 197, 24, 0.04);
  border-radius: 50%;
  pointer-events: none;
}

.lead {
  max-width: 580px;
  color: var(--muted);
  font-size: clamp(1.02rem, 1.9vw, 1.25rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.3rem;
  margin: 2rem 0 1.6rem;
}

.go {
  display: inline-flex;
  align-items: center;
  min-height: 54px;
  padding: 0.8rem 1.6rem;
  background: var(--yellow);
  border: 1px solid transparent;
  border-radius: 999px;
  color: var(--ink);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  box-shadow: 0 0 30px var(--yellow-glow);
  transition: background 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

.go:hover {
  background: var(--text);
  color: var(--ink);
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(242, 243, 240, 0.35);
}

.alt-link {
  font-family: var(--utility);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-underline-offset: 5px;
  color: var(--text);
}

.alt-link:hover {
  color: var(--yellow);
}

.safety-line {
  max-width: 520px;
  padding: 0.9rem 1.1rem;
  border-left: 3px solid var(--red-bright);
  border-radius: 0 12px 12px 0;
  background: var(--surface);
}

.safety-line strong {
  display: block;
  margin-bottom: 0.2rem;
  color: var(--red-bright);
  font-family: var(--utility);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.safety-line p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--muted);
}

/* ---------- the 3D door rig, relit ---------- */

.door-rig {
  position: relative;
  padding: 0 0 0 2.4rem;
}

.measure {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--muted);
  font-family: var(--utility);
  font-size: 0.64rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.measure i {
  flex: 1;
  min-height: 10px;
  border-bottom: 2px dotted currentColor;
  opacity: 0.55;
}

.measure.top {
  width: 86%;
  margin: 0 0 0.9rem auto;
}

.measure.side {
  position: absolute;
  top: 2.2rem;
  bottom: 2.6rem;
  left: 0;
  flex-direction: column;
  width: 1.8rem;
  gap: 0.5rem;
}

.measure.side i {
  width: 10px;
  min-height: 0;
  border-bottom: 0;
  border-left: 2px dotted currentColor;
}

.door-frame {
  position: relative;
  height: 480px;
  perspective: 1300px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--lift);
  overflow: hidden;
}

.door-track {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 14px;
  background: rgba(11, 12, 13, 0.8);
  border-inline: 1px solid var(--line);
}

.door-track.left { left: 22px; border-radius: 18px 0 0 18px; }
.door-track.right { right: 22px; border-radius: 0 18px 18px 0; }

.roller {
  position: absolute;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 14px var(--yellow-glow);
  z-index: 3;
}

.roller.r1 { left: 14px; top: 18%; }
.roller.r2 { right: 14px; top: 18%; }
.roller.r3 { left: 14px; top: 55%; }
.roller.r4 { right: 14px; top: 55%; }

.door-glow {
  position: absolute;
  inset: 34px 40px 40px;
  background: var(--yellow);
  opacity: 0;
  z-index: 0;
  transition: opacity 0.5s ease;
}

/* the sectional door: five glass slats, auto-cycling open + close */

.door-slat {
  position: absolute;
  left: 40px;
  right: 40px;
  height: 78px;
  background: rgba(22, 24, 26, 0.88);
  border: 1px solid var(--line);
  border-bottom: 3px solid rgba(245, 197, 24, 0.65);
  transform-style: preserve-3d;
  z-index: 2;
  transform-origin: top center;
  transform: translateY(0) rotateX(0deg);
  opacity: 1;
  transition: transform 0.55s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.45s ease;
}

.door-slat.s1 { top: 44px; transition-delay: 0.6s; }
.door-slat.s2 { top: 122px; transition-delay: 0.45s; }
.door-slat.s3 { top: 200px; transition-delay: 0.3s; }
.door-slat.s4 { top: 278px; transition-delay: 0.15s; }
.door-slat.s5 { top: 356px; transition-delay: 0s; }

/* opening: top slat leads, glow swells behind it */

.door-frame.is-open .door-slat {
  transform: translateY(-30px) rotateX(-72deg);
  opacity: 0;
}

.door-frame.is-open .door-slat.s1 { transition-delay: 0.05s; }
.door-frame.is-open .door-slat.s2 { transition-delay: 0.2s; }
.door-frame.is-open .door-slat.s3 { transition-delay: 0.35s; }
.door-frame.is-open .door-slat.s4 { transition-delay: 0.5s; }
.door-frame.is-open .door-slat.s5 { transition-delay: 0.65s; }

.door-frame.is-open .door-glow {
  opacity: 0.55;
  transition: opacity 0.7s ease 0.8s;
}

.door-state {
  position: absolute;
  bottom: 12px;
  right: 16px;
  margin: 0;
  color: var(--yellow);
  font-family: var(--utility);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  z-index: 4;
}

/* ---------- issues board ---------- */

.issues {
  padding-block: clamp(3.5rem, 8vh, 6rem);
  border-top: 1px solid var(--line-soft);
}

.issues-head {
  max-width: 640px;
  margin-bottom: 2.6rem;
}

.issues-head p:not(.tag) {
  color: var(--muted);
}

.issue-board {
  display: flex;
  flex-direction: column;
}

.issue-board a {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) 48px;
  gap: 1.4rem;
  align-items: center;
  padding: 1.35rem 0.6rem;
  border-top: 1px solid var(--line-soft);
  text-decoration: none;
  border-left: 3px solid transparent;
  border-radius: 0 12px 12px 0;
  background: transparent;
  transition: border-left-color 0.15s ease, background 0.15s ease, padding-left 0.15s ease;
}

.issue-board a:last-child {
  border-bottom: 1px solid var(--line-soft);
}

.issue-board a:hover,
.issue-board a:focus-visible {
  border-left-color: var(--red-bright);
  background: var(--surface);
  padding-left: 1.1rem;
}

.issue-board .no {
  color: var(--ink);
  background: var(--yellow);
  padding: 0.25rem 0.4rem;
  border-radius: 6px;
  font-family: var(--utility);
  font-size: 0.9rem;
  font-weight: 600;
  justify-self: start;
}

.issue-board .body b {
  display: block;
  font-size: 1.12rem;
  font-weight: 700;
}

.issue-board .body small {
  color: var(--muted);
  font-size: 0.88rem;
}

.issue-board .arrow {
  justify-self: end;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
  transition: transform 0.15s ease;
}

.issue-board a:hover .arrow {
  color: var(--red-bright);
  transform: translateX(6px);
}

/* ---------- decision (glass panel) ---------- */

.decision {
  padding-block: clamp(3.5rem, 8vh, 6rem);
  margin-block: clamp(3rem, 6vh, 5rem);
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: 20px;
  box-shadow: var(--lift);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  width: min(1180px, calc(100% - 3rem));
}

.decision-title {
  max-width: 680px;
  margin-bottom: 2.6rem;
  padding-inline: clamp(1.4rem, 4vw, 3.2rem);
}

.decision-title .tag {
  color: var(--yellow);
}

.decision-title .tag::before {
  color: var(--line);
}

.decision-title h2 {
  color: var(--text);
}

.decision-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem, 3vw, 3rem);
  padding: 0 clamp(1.4rem, 4vw, 3.2rem) clamp(1.4rem, 4vw, 2.8rem);
}

.decision-columns article {
  padding: 1.6rem 1.6rem 0 0;
  border-top: 2px solid var(--yellow);
}

.col-no {
  display: block;
  margin-bottom: 0.9rem;
  color: var(--yellow);
  font-family: var(--utility);
  font-size: 0.9rem;
  font-weight: 600;
}

.decision-columns h3 {
  margin-bottom: 0.6rem;
  color: var(--text);
}

.decision-columns p {
  color: var(--muted);
  font-size: 0.95rem;
}

/* ---------- door swatches ---------- */

.doors {
  padding-block: clamp(3.5rem, 8vh, 6rem);
  border-top: 1px solid var(--line-soft);
}

.doors-head {
  max-width: 680px;
  margin-bottom: 2.6rem;
}

.doors-head p:not(.tag) {
  color: var(--muted);
}

.door-swatches {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1.2rem, 2.5vw, 2rem);
  align-items: stretch;
}

.swatch {
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--lift);
  transition: transform 0.15s ease, border-color 0.15s ease;
}

.swatch:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 197, 24, 0.55);
}

.panel-grid {
  display: grid;
  gap: 8px;
  padding: 18px;
  border-bottom: 1px solid var(--line-soft);
  border-radius: 16px 16px 0 0;
  background: rgba(11, 12, 13, 0.55);
}

.panel-grid i {
  border: 1px solid rgba(245, 197, 24, 0.4);
  background: rgba(245, 197, 24, 0.07);
  min-height: 52px;
  border-radius: 4px;
}

.panel-grid.tall i {
  min-height: 116px;
}

.panel-grid.flat i {
  border-color: var(--line);
  background: rgba(242, 243, 240, 0.05);
}

.swatch p {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  margin: 0;
  padding: 0.9rem 1.1rem 1.1rem;
}

.swatch b {
  font-family: var(--display);
  font-weight: 400;
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.swatch span {
  color: var(--muted);
  font-size: 0.82rem;
}

/* ---------- process ---------- */

.process {
  padding-block: clamp(3.5rem, 8vh, 6rem);
  border-top: 1px solid var(--line-soft);
}

.process-head {
  max-width: 640px;
  margin-bottom: 2.6rem;
}

.process-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.process-list li {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 1.6rem;
  padding: 0 0 2.3rem;
}

.step-no {
  display: inline-block;
  padding: 0.3rem 0.5rem;
  background: var(--yellow);
  color: var(--ink);
  border-radius: 6px;
  font-family: var(--utility);
  font-size: 0.95rem;
  font-weight: 600;
  justify-self: start;
  box-shadow: 0 0 18px var(--yellow-glow);
}

.process-list h3 {
  margin-bottom: 0.5rem;
}

.process-list p {
  color: var(--muted);
}

/* ---------- request ---------- */

.request {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(2.5rem, 5vw, 5rem);
  padding-block: clamp(3.5rem, 8vh, 6rem);
  border-top: 1px solid var(--line-soft);
}

.request-copy h2 {
  margin-bottom: 1.2rem;
}

.request-copy > p:not(.tag) {
  color: var(--muted);
}

.request-staging {
  margin-top: 1.8rem;
  padding: 1rem 1.2rem;
  border-left: 3px solid var(--yellow);
  border-radius: 0 12px 12px 0;
  background: var(--surface);
  font-size: 0.85rem;
}

.request-staging p {
  margin: 0;
  color: var(--muted);
}

form {
  padding: clamp(1.4rem, 3vw, 2.2rem);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--lift);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}

.pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.field {
  margin-bottom: 1.2rem;
}

label {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--utility);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

input,
select,
textarea {
  width: 100%;
  min-height: 50px;
  padding: 0.65rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(11, 12, 13, 0.65);
  color: var(--text);
  font: inherit;
}

input::placeholder,
textarea::placeholder {
  color: rgba(163, 168, 163, 0.55);
}

input:hover,
select:hover,
textarea:hover {
  border-color: rgba(242, 243, 240, 0.4);
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  border-color: var(--yellow);
  outline: none;
  box-shadow: 0 0 0 3px rgba(245, 197, 24, 0.22);
}

textarea {
  resize: vertical;
}

.field-error {
  display: block;
  min-height: 1.3em;
  color: var(--red-bright);
  font-size: 0.74rem;
}

form button {
  display: inline-flex;
  align-items: center;
  min-height: 54px;
  padding: 0.8rem 1.6rem;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--yellow);
  color: var(--ink);
  font-family: var(--body);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 0 30px var(--yellow-glow);
  transition: background 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}

form button:hover {
  background: var(--text);
  color: var(--ink);
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(242, 243, 240, 0.35);
}

.form-status {
  min-height: 1.6em;
  margin: 1rem 0 0;
  color: var(--yellow);
  font-weight: 700;
}

/* ---------- footer ---------- */

footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1.6rem 0 2.2rem;
  border-top: 1px solid var(--line-soft);
  font-size: 0.76rem;
  color: var(--muted);
}

footer p {
  margin: 0;
}

footer a {
  font-family: var(--utility);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

footer a:hover {
  color: var(--yellow);
}

/* ---------- reveals ---------- */

.js [data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 0.61, 0.2, 1);
}

.js [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

.d1 { transition-delay: 0.08s; }
.d2 { transition-delay: 0.16s; }
.d3 { transition-delay: 0.24s; }
.d4 { transition-delay: 0.32s; }

/* ---------- responsive ---------- */

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .hero::before {
    display: none;
  }

  .door-rig {
    max-width: 520px;
    padding-left: 2rem;
  }

  .door-frame {
    height: 420px;
  }

  .door-swatches {
    grid-template-columns: 1fr;
  }

  .decision-columns {
    grid-template-columns: 1fr;
  }

  .site-header {
    align-items: flex-start;
    padding-block: 1.1rem;
  }

  nav {
    flex-wrap: wrap;
    justify-content: flex-end;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .site-header,
  main > section,
  .decision,
  footer {
    width: min(100% - 1.5rem, 1180px);
  }

  nav {
    width: 100%;
    gap: 0.7rem;
  }

  nav a:not(.nav-work) {
    display: none;
  }

  .issue-board a {
    grid-template-columns: 44px 1fr;
    gap: 0.9rem;
  }

  .issue-board .arrow {
    display: none;
  }

  .process-list li {
    grid-template-columns: 1fr;
    gap: 0.6rem;
  }

  .pair {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .go,
  form button {
    width: 100%;
  }

  .door-rig {
    padding-left: 1.6rem;
  }

  .door-frame {
    height: 360px;
  }

  .door-slat {
    height: 58px;
  }

  .door-slat.s1 { top: 34px; }
  .door-slat.s2 { top: 92px; }
  .door-slat.s3 { top: 150px; }
  .door-slat.s4 { top: 208px; }
  .door-slat.s5 { top: 266px; }
}

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .js [data-reveal] {
    opacity: 1;
    transform: none;
  }

  /* door rests in a partly-open state: top two slats up, rest stacked visible */

  .door-slat.s1 {
    transform: translateY(-26px) rotateX(-68deg);
    opacity: 0.35;
  }

  .door-slat.s2 {
    transform: translateY(-18px) rotateX(-40deg);
    opacity: 0.6;
  }

  .door-glow {
    opacity: 0.55;
  }
}