:root {
  --font-geist-sans: "Aptos", "Segoe UI", Arial, Helvetica, sans-serif;
  --font-geist-mono: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
  --ink: #101622;
  --ink-2: #1c2431;
  --ivory: #f5f0e6;
  --ivory-2: #ebe4d8;
  --paper: #fffdf8;
  --cobalt: #2454ff;
  --cobalt-soft: #8fa7ff;
  --lime: #d9ff55;
  --coral: #ff6b4a;
  --sand: #d9b98a;
  --steel: #7b8795;
  --line: rgba(16, 22, 34, 0.16);
  --line-inverse: rgba(255, 255, 255, 0.18);
  --muted: #626c78;
  --white: #fff;
}

body.admin-bar .site-header {
  top: 32px;
}

@media (max-width: 782px) {
  body.admin-bar .site-header {
    top: 46px;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--ivory);
  color: var(--ink);
  font-family: var(--font-geist-sans), Arial, Helvetica, sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
video,
svg {
  display: block;
}

button,
summary,
a {
  -webkit-tap-highlight-color: transparent;
}

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

.site-shell {
  min-height: 100vh;
  overflow: clip;
  background: var(--ivory);
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 500;
  transform: translateY(-160%);
  padding: 12px 18px;
  background: var(--lime);
  color: var(--ink);
  font-weight: 800;
  transition: transform 180ms ease;
}

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

.site-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 100;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 92px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  padding: 0 clamp(24px, 5vw, 76px);
  color: var(--white);
}

.brand {
  display: inline-flex;
  width: fit-content;
  align-items: center;
}

.brand > span:last-child {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.brand strong {
  font-size: clamp(17px, 1.5vw, 22px);
  font-weight: 800;
  letter-spacing: -0.035em;
}

.brand small {
  color: rgba(255, 255, 255, 0.63);
  font-size: 7px;
  font-weight: 650;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: clamp(22px, 3vw, 46px);
  font-size: 11px;
  font-weight: 600;
}

.primary-nav a,
.index-link {
  position: relative;
  padding: 12px 0;
}

.primary-nav a::after {
  position: absolute;
  right: 0;
  bottom: 6px;
  left: 0;
  height: 2px;
  background: var(--lime);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 200ms ease;
}

.primary-nav a:hover::after,
.primary-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.index-link {
  display: inline-flex;
  justify-self: end;
  align-items: center;
  gap: 13px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.menu-mark {
  display: flex;
  width: 30px;
  flex-direction: column;
  gap: 6px;
}

.menu-mark i {
  height: 1px;
  background: currentColor;
  transition: transform 180ms ease;
}

.menu-mark i:last-child {
  width: 65%;
  margin-left: auto;
}

.index-link:hover .menu-mark i:first-child {
  transform: translateX(4px);
}

.index-link:hover .menu-mark i:last-child {
  transform: translateX(-4px);
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
  isolation: isolate;
}

.hero-image {
  position: absolute;
  inset: 0;
  z-index: -4;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  animation: hero-breathe 18s ease-in-out infinite alternate;
}

.hero-shade {
  position: absolute;
  inset: 0;
  z-index: -3;
  background:
    linear-gradient(90deg, rgba(7, 14, 28, 0.92) 0%, rgba(7, 14, 28, 0.72) 37%, rgba(7, 14, 28, 0.08) 73%),
    linear-gradient(0deg, rgba(7, 14, 28, 0.76) 0%, transparent 42%);
}

.hero-lines {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 8.333vw 8.333vw;
  mask-image: linear-gradient(90deg, black, transparent 72%);
}

.hero-copy {
  display: flex;
  width: min(1120px, 78vw);
  min-height: 100svh;
  flex-direction: column;
  justify-content: center;
  padding: 150px 0 120px clamp(28px, 7vw, 112px);
}

.hero-meta {
  display: flex;
  width: min(650px, 100%);
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.32);
  padding-top: 12px;
  color: rgba(255, 255, 255, 0.63);
  font-family: var(--font-geist-mono), monospace;
  font-size: 8px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-eyebrow,
.eyebrow {
  margin: 42px 0 0;
  color: #5c5a55;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.19em;
  text-transform: uppercase;
}

.hero-eyebrow {
  color: var(--lime);
}

.eyebrow.inverse {
  color: var(--cobalt-soft);
}

.hero h1 {
  max-width: 930px;
  margin: 18px 0 0;
  font-size: clamp(60px, 7.7vw, 118px);
  font-weight: 800;
  letter-spacing: -0.085em;
  line-height: 0.77;
}

.hero h1 span {
  display: block;
  color: transparent;
  font-weight: 500;
  -webkit-text-stroke: 1.5px rgba(255, 255, 255, 0.75);
}

.hero-lead {
  max-width: 630px;
  margin: 34px 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: clamp(16px, 1.35vw, 21px);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 28px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 34px;
  padding: 15px 21px;
  font-size: 11px;
  font-weight: 800;
  transition:
    transform 180ms ease,
    background 180ms ease;
}

.button svg {
  width: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
  transition: transform 180ms ease;
}

.button:hover {
  transform: translateY(-3px);
}

.button:hover svg {
  transform: translateX(5px);
}

.button-light {
  background: var(--lime);
  color: var(--ink);
}

.button-light:hover {
  background: var(--white);
}

.text-link {
  display: inline-flex;
  gap: 25px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.42);
  padding: 10px 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 11px;
}

.text-link span {
  color: var(--lime);
}

.hero-corner-card {
  position: absolute;
  right: clamp(24px, 5vw, 76px);
  bottom: 44px;
  display: flex;
  width: min(280px, 25vw);
  flex-direction: column;
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 20px 23px;
  background: rgba(12, 20, 34, 0.4);
  backdrop-filter: blur(12px);
}

.hero-corner-card span {
  margin-bottom: 14px;
  color: var(--lime);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-corner-card strong {
  font-size: 12px;
  font-weight: 550;
  line-height: 1.7;
}

.hero-scroll {
  position: absolute;
  bottom: 44px;
  left: clamp(28px, 7vw, 112px);
  display: flex;
  align-items: center;
  gap: 13px;
  color: rgba(255, 255, 255, 0.52);
  font-size: 8px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hero-scroll i {
  position: relative;
  width: 50px;
  height: 1px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.3);
}

.hero-scroll i::after {
  position: absolute;
  width: 45%;
  height: 100%;
  background: var(--lime);
  content: "";
  animation: scroll-line 2s ease-in-out infinite;
}

.guide-index {
  display: grid;
  grid-template-columns: minmax(220px, 0.42fr) minmax(0, 1.58fr);
  background: var(--cobalt);
  color: var(--white);
}

.index-intro {
  padding: 42px clamp(28px, 4.5vw, 72px);
  border-right: 1px solid rgba(255, 255, 255, 0.22);
}

.index-intro span {
  color: var(--lime);
  font-family: var(--font-geist-mono), monospace;
  font-size: 8px;
  letter-spacing: 0.14em;
}

.index-intro p {
  max-width: 270px;
  margin: 23px 0 0;
  color: rgba(255, 255, 255, 0.73);
  font-size: 13px;
  line-height: 1.6;
}

.chapter-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.chapter-grid a {
  position: relative;
  display: flex;
  min-height: 190px;
  flex-direction: column;
  border-right: 1px solid rgba(255, 255, 255, 0.22);
  padding: 35px 27px;
  transition:
    background 220ms ease,
    color 220ms ease;
}

.chapter-grid a:hover {
  background: var(--lime);
  color: var(--ink);
}

.chapter-grid a > span {
  font-family: var(--font-geist-mono), monospace;
  font-size: 9px;
  opacity: 0.7;
}

.chapter-grid a p {
  margin: 28px 0 4px;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.chapter-grid a strong {
  max-width: 150px;
  font-size: 17px;
  line-height: 1.25;
}

.chapter-grid a i {
  position: absolute;
  right: 22px;
  bottom: 22px;
  font-style: normal;
}

.systems-section,
.quality-section,
.maintenance-section {
  padding: clamp(100px, 11vw, 170px) clamp(28px, 7vw, 112px);
}

.systems-section {
  background:
    linear-gradient(rgba(16, 22, 34, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 22, 34, 0.045) 1px, transparent 1px),
    var(--ivory);
  background-size: 96px 96px;
}

.section-heading {
  display: grid;
  grid-template-columns: 64px minmax(350px, 1fr) minmax(280px, 0.55fr);
  gap: clamp(32px, 5vw, 82px);
  align-items: end;
  margin-bottom: clamp(55px, 7vw, 96px);
}

.section-kicker {
  display: flex;
  flex-direction: column;
  gap: 18px;
  align-self: start;
}

.section-kicker span {
  color: var(--cobalt);
  font-family: var(--font-geist-mono), monospace;
  font-size: 11px;
  font-weight: 800;
}

.section-kicker p {
  margin: 0;
  color: #6c716f;
  font-size: 8px;
  font-weight: 750;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

.section-kicker.inverse span {
  color: var(--lime);
}

.section-kicker.inverse p {
  color: rgba(255, 255, 255, 0.5);
}

.section-heading .eyebrow,
.pavement-copy .eyebrow,
.maintenance-heading .eyebrow {
  margin-top: 0;
}

.section-heading h2,
.sequence-copy h2,
.pavement-copy h2,
.distress-heading h2,
.maintenance-heading h2,
.checklist-title h2 {
  margin: 18px 0 0;
  font-size: clamp(47px, 5.6vw, 82px);
  font-weight: 750;
  letter-spacing: -0.065em;
  line-height: 0.98;
}

.section-summary {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.systems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.system-card {
  position: relative;
  min-height: 360px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: clamp(28px, 3vw, 46px);
  background: rgba(255, 253, 248, 0.5);
  transition:
    transform 220ms ease,
    background 220ms ease,
    color 220ms ease;
}

.system-card:hover {
  z-index: 2;
  background: var(--ink);
  color: var(--white);
  transform: translateY(-7px);
}

.system-number {
  color: var(--cobalt);
  font-family: var(--font-geist-mono), monospace;
  font-size: 10px;
  font-weight: 800;
}

.system-card:hover .system-number {
  color: var(--lime);
}

.system-card h3 {
  margin: 62px 0 0;
  font-size: clamp(27px, 2.2vw, 36px);
  letter-spacing: -0.04em;
}

.system-card > p {
  margin: 18px 0 70px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.system-card:hover > p {
  color: rgba(255, 255, 255, 0.66);
}

.system-card > span {
  position: absolute;
  right: clamp(28px, 3vw, 46px);
  bottom: 36px;
  left: clamp(28px, 3vw, 46px);
  border-top: 1px solid currentColor;
  padding-top: 13px;
  color: var(--cobalt);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.system-card:hover > span {
  color: var(--lime);
}

.sequence-section {
  display: grid;
  grid-template-columns: minmax(320px, 0.7fr) minmax(580px, 1.3fr);
  gap: clamp(48px, 7vw, 110px);
  align-items: center;
  padding: clamp(100px, 11vw, 160px) clamp(28px, 5vw, 78px);
  background: var(--ink);
  color: var(--white);
}

.sequence-copy {
  display: grid;
  grid-template-columns: 64px 1fr;
  column-gap: 34px;
}

.sequence-copy .section-kicker {
  grid-row: 1 / span 6;
}

.sequence-copy .eyebrow {
  margin-top: 0;
}

.sequence-copy h2 {
  max-width: 650px;
}

.sequence-copy > p:not(.eyebrow) {
  margin: 30px 0 0;
  color: rgba(255, 255, 255, 0.64);
  font-size: 14px;
  line-height: 1.8;
}

.sequence-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 34px;
  color: rgba(255, 255, 255, 0.64);
  font-size: 9px;
}

.sequence-legend span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.sequence-legend i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.sequence-legend .lime {
  background: var(--lime);
}

.sequence-legend .blue {
  background: var(--cobalt);
}

.sequence-legend .coral {
  background: var(--coral);
}

.motion-frame {
  position: relative;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 24px;
  background: #0e1621;
  box-shadow: 0 50px 100px rgba(0, 0, 0, 0.32);
}

.motion-frame::before {
  position: absolute;
  inset: 10px 10px auto;
  z-index: 3;
  height: 1px;
  background: linear-gradient(90deg, var(--lime), transparent 55%);
  content: "";
  animation: video-scan 3.5s ease-in-out infinite;
}

.motion-frame video {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.motion-frame figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  padding: 16px 22px;
}

.motion-frame figcaption span {
  color: var(--lime);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.motion-frame figcaption p {
  margin: 0;
  color: rgba(255, 255, 255, 0.47);
  font-size: 9px;
}

.process-section {
  position: relative;
  padding: clamp(90px, 10vw, 150px) clamp(28px, 7vw, 112px);
  background: var(--paper);
}

.process-track {
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(clamp(28px, 7vw, 112px) + 43px);
  width: 2px;
  background: var(--ivory-2);
}

.process-track span {
  position: sticky;
  top: 20vh;
  display: block;
  width: 2px;
  height: 28vh;
  background: linear-gradient(var(--cobalt), var(--lime));
  box-shadow: 0 0 18px rgba(36, 84, 255, 0.4);
}

.process-list {
  display: flex;
  max-width: 1120px;
  flex-direction: column;
  margin-left: 130px;
}

.process-step {
  display: grid;
  grid-template-columns: 70px minmax(300px, 1fr) minmax(150px, 0.34fr);
  gap: clamp(24px, 4vw, 68px);
  align-items: center;
  min-height: 190px;
  border-bottom: 1px solid var(--line);
  padding: 30px 0;
}

.step-index {
  color: var(--cobalt);
  font-family: var(--font-geist-mono), monospace;
  font-size: 11px;
  font-weight: 800;
}

.process-step h3 {
  margin: 0;
  font-size: clamp(26px, 2.3vw, 38px);
  letter-spacing: -0.04em;
}

.process-step p {
  max-width: 670px;
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.process-step > span {
  justify-self: end;
  border: 1px solid var(--line);
  border-radius: 99px;
  padding: 10px 13px;
  color: #5c6570;
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.field-story {
  display: grid;
  grid-template-columns: minmax(0, 1.28fr) minmax(280px, 0.72fr);
  background: var(--cobalt);
  color: var(--white);
}

.story-photo {
  position: relative;
  margin: 0;
  overflow: hidden;
}

.story-photo-large {
  min-height: 760px;
  grid-row: 1 / span 2;
}

.story-photo-small {
  min-height: 460px;
}

.story-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 900ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.story-photo:hover img {
  transform: scale(1.035);
}

.story-photo::after {
  position: absolute;
  inset: 45% 0 0;
  background: linear-gradient(transparent, rgba(9, 17, 31, 0.82));
  content: "";
}

.story-photo figcaption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 2;
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 25px;
  align-items: end;
  padding: 35px;
}

.story-photo figcaption span {
  color: var(--lime);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.story-photo figcaption p {
  margin: 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 12px;
  line-height: 1.65;
}

.story-statement {
  display: flex;
  min-height: 380px;
  flex-direction: column;
  justify-content: center;
  padding: clamp(45px, 6vw, 90px);
}

.story-statement .eyebrow {
  margin: 0;
  color: var(--lime);
}

.story-statement blockquote {
  margin: 32px 0 0;
  font-size: clamp(31px, 3.3vw, 52px);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 1.06;
}

.story-statement > p:last-child {
  margin: 25px 0 0;
  color: rgba(255, 255, 255, 0.67);
  font-size: 13px;
  line-height: 1.7;
}

.pavement-section {
  display: grid;
  grid-template-columns: minmax(330px, 0.72fr) minmax(600px, 1.28fr);
  gap: clamp(60px, 8vw, 130px);
  align-items: center;
  min-height: 940px;
  padding: clamp(100px, 11vw, 160px) clamp(28px, 6vw, 96px);
  background: var(--ivory);
}

.pavement-copy {
  display: grid;
  grid-template-columns: 64px 1fr;
  column-gap: 34px;
}

.pavement-copy .section-kicker {
  grid-row: 1 / span 6;
}

.pavement-copy h2 {
  font-size: clamp(52px, 5.6vw, 82px);
}

.pavement-copy > p:not(.eyebrow) {
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.78;
}

.pavement-copy ul {
  display: grid;
  gap: 13px;
  margin: 31px 0 0;
  padding: 0;
  list-style: none;
  color: #555e67;
  font-size: 11px;
  line-height: 1.55;
}

.pavement-copy li {
  position: relative;
  padding-left: 18px;
}

.pavement-copy li::before {
  position: absolute;
  top: 7px;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cobalt);
  content: "";
}

.pavement-lab {
  position: relative;
  min-height: 700px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--paper);
  box-shadow: 0 45px 100px rgba(65, 54, 36, 0.12);
}

.lab-grid {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(16, 22, 34, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 22, 34, 0.055) 1px, transparent 1px);
  background-size: 45px 45px;
}

.pavement-stack {
  position: absolute;
  right: 6%;
  bottom: 94px;
  left: 6%;
  display: flex;
  flex-direction: column;
  filter: drop-shadow(0 30px 30px rgba(16, 22, 34, 0.14));
  transform: perspective(900px) rotateX(6deg);
}

.pavement-layer {
  display: grid;
  grid-template-columns: 0.75fr 1fr auto;
  gap: 20px;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.62);
  padding: 13px 22px;
  color: var(--white);
  animation: layer-float 5s ease-in-out infinite alternate;
}

.pavement-layer:nth-child(2) {
  animation-delay: -1s;
}

.pavement-layer:nth-child(3) {
  animation-delay: -2s;
}

.pavement-layer:nth-child(4) {
  animation-delay: -3s;
}

.pavement-layer:nth-child(5) {
  animation-delay: -4s;
}

.pavement-layer span {
  font-size: 12px;
  font-weight: 800;
}

.pavement-layer small {
  font-size: 9px;
  opacity: 0.75;
}

.pavement-layer b {
  font-family: var(--font-geist-mono), monospace;
  font-size: 8px;
  font-weight: 600;
  opacity: 0.65;
}

.wearing {
  min-height: 48px;
  background: #272e38;
}

.binder {
  min-height: 64px;
  background: #404955;
}

.base {
  min-height: 86px;
  background: #7b8795;
}

.subbase {
  min-height: 102px;
  background: #b49d79;
}

.subgrade {
  min-height: 118px;
  background: #d4b681;
  color: var(--ink);
}

.wheel-system {
  position: absolute;
  top: 60px;
  left: 50%;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  transform: translateX(-50%);
}

.wheel-system span {
  margin-bottom: 13px;
  color: var(--cobalt);
  font-family: var(--font-geist-mono), monospace;
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.tire {
  width: 82px;
  height: 122px;
  border: 10px solid var(--ink);
  border-radius: 42px;
  background: #323a46;
  box-shadow: inset 0 0 0 5px #596573;
  animation: tire-roll 2.4s linear infinite;
}

.wheel-system i {
  width: 3px;
  height: 86px;
  margin-top: 8px;
  background: var(--cobalt);
  transform-origin: top;
  animation: load-pulse 1.8s ease-in-out infinite;
}

.wheel-system i::after {
  display: block;
  width: 12px;
  height: 12px;
  margin: 74px 0 0 -4.5px;
  border-right: 3px solid var(--cobalt);
  border-bottom: 3px solid var(--cobalt);
  content: "";
  transform: rotate(45deg);
}

.stress-fan {
  position: absolute;
  top: 300px;
  left: 50%;
  z-index: 4;
  width: 330px;
  height: 340px;
  pointer-events: none;
  transform: translateX(-50%);
}

.stress-fan i {
  position: absolute;
  top: 0;
  left: 50%;
  width: 2px;
  height: 100%;
  background: linear-gradient(var(--lime), rgba(217, 255, 85, 0.08));
  transform-origin: top;
  animation: stress-pulse 1.8s ease-in-out infinite;
}

.stress-fan i:first-child {
  transform: rotate(25deg);
}

.stress-fan i:last-child {
  transform: rotate(-25deg);
}

.drain-path {
  position: absolute;
  right: 6%;
  bottom: 46px;
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--cobalt);
}

.drain-path span {
  margin-right: 7px;
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.drain-path i {
  width: 18px;
  height: 18px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(-45deg);
  animation: drain-flow 1.6s infinite;
}

.drain-path i:nth-child(3) {
  animation-delay: 0.25s;
}

.drain-path i:nth-child(4) {
  animation-delay: 0.5s;
}

.diagram-note {
  position: absolute;
  bottom: 25px;
  left: 6%;
  max-width: 58%;
  margin: 0;
  color: #78818a;
  font-size: 8px;
  line-height: 1.5;
}

.quality-section {
  background: var(--paper);
}

.quality-board {
  border-top: 1px solid var(--ink);
}

.quality-row {
  display: grid;
  grid-template-columns: 0.55fr 0.85fr 1fr;
  gap: 30px;
  align-items: center;
  min-height: 105px;
  border-bottom: 1px solid var(--line);
  padding: 20px 18px;
}

.quality-row strong {
  display: grid;
  grid-template-columns: 48px 1fr;
  align-items: center;
  font-size: 14px;
}

.quality-row strong i {
  color: var(--cobalt);
  font-family: var(--font-geist-mono), monospace;
  font-size: 9px;
  font-style: normal;
}

.quality-row p,
.quality-row > span {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.quality-row > span {
  color: var(--ink);
}

.quality-head {
  min-height: 55px;
  background: var(--ink);
  color: var(--white);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.quality-principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.quality-principles article {
  min-height: 260px;
  border-right: 1px solid var(--line);
  padding: 40px;
}

.quality-principles article:last-child {
  border-right: 0;
}

.quality-principles span {
  color: var(--cobalt);
  font-family: var(--font-geist-mono), monospace;
  font-size: 9px;
  font-weight: 800;
}

.quality-principles h3 {
  margin: 45px 0 0;
  font-size: 22px;
  letter-spacing: -0.035em;
}

.quality-principles p {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.distress-section {
  padding: clamp(100px, 11vw, 160px) clamp(28px, 5vw, 80px);
  background: var(--ink);
  color: var(--white);
}

.distress-heading {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 42px;
  max-width: 1200px;
  margin-bottom: clamp(60px, 8vw, 110px);
}

.distress-heading .eyebrow {
  margin-top: 0;
}

.distress-heading h2 {
  max-width: 1050px;
}

.distress-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.15);
}

.distress-card {
  display: grid;
  grid-template-columns: minmax(190px, 0.75fr) minmax(270px, 1.25fr);
  min-height: 430px;
  background: var(--ink);
}

.distress-graphic {
  position: relative;
  overflow: hidden;
  border-right: 1px solid var(--line-inverse);
  background:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    #18212d;
  background-size: 34px 34px;
}

.distress-graphic .road-surface {
  position: absolute;
  top: 33%;
  right: 13%;
  bottom: 13%;
  left: 13%;
  background: #3c4652;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
  transform: perspective(500px) rotateX(57deg) rotateZ(-8deg);
}

.distress-graphic .mark {
  position: absolute;
  z-index: 2;
  display: block;
}

.fatigue .mark {
  width: 65px;
  height: 85px;
  border: 2px solid var(--lime);
  border-radius: 42% 58% 33% 67%;
  transform: rotate(25deg);
}

.fatigue .mark-a {
  top: 39%;
  left: 40%;
}

.fatigue .mark-b {
  top: 48%;
  left: 32%;
  transform: rotate(-24deg) scale(0.7);
}

.fatigue .mark-c {
  top: 51%;
  left: 51%;
  transform: rotate(42deg) scale(0.58);
}

.rutting .mark-a,
.rutting .mark-b {
  top: 37%;
  bottom: 22%;
  width: 8px;
  border-right: 3px solid var(--coral);
  border-left: 3px solid var(--coral);
  border-radius: 50%;
  transform: rotate(-8deg);
}

.rutting .mark-a {
  left: 38%;
}

.rutting .mark-b {
  left: 57%;
}

.pothole .mark-a {
  top: 46%;
  left: 40%;
  width: 85px;
  height: 58px;
  border: 4px solid var(--coral);
  border-radius: 45% 55% 51% 49%;
  background: #1a212a;
  box-shadow: inset 0 0 0 10px #2b343e;
  transform: rotate(-10deg);
}

.water .mark-a {
  top: 36%;
  left: 35%;
  width: 90px;
  height: 130px;
  border: 4px solid var(--cobalt);
  border-radius: 60% 40% 63% 37%;
  opacity: 0.9;
  transform: rotate(24deg);
}

.water .mark-b {
  top: 55%;
  left: 55%;
  width: 52px;
  height: 78px;
  border: 3px solid var(--cobalt-soft);
  border-radius: 50%;
  transform: rotate(-18deg);
}

.distress-graphic > span {
  position: absolute;
  right: 14px;
  bottom: 14px;
  color: rgba(255, 255, 255, 0.38);
  font-family: var(--font-geist-mono), monospace;
  font-size: 7px;
  letter-spacing: 0.1em;
}

.distress-card-body {
  padding: clamp(32px, 3.2vw, 52px);
}

.distress-card-body > span {
  color: var(--lime);
  font-family: var(--font-geist-mono), monospace;
  font-size: 9px;
  font-weight: 800;
}

.distress-card h3 {
  margin: 34px 0 0;
  font-size: clamp(27px, 2.4vw, 39px);
  letter-spacing: -0.045em;
}

.distress-card dl {
  display: grid;
  gap: 17px;
  margin: 30px 0 0;
}

.distress-card dl div {
  display: grid;
  grid-template-columns: 82px 1fr;
  gap: 17px;
  border-top: 1px solid var(--line-inverse);
  padding-top: 13px;
}

.distress-card dt {
  color: var(--cobalt-soft);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.distress-card dd {
  margin: 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 11px;
  line-height: 1.6;
}

.maintenance-section {
  background: var(--ivory);
}

.maintenance-heading {
  display: grid;
  max-width: 1200px;
  grid-template-columns: 64px minmax(0, 1fr);
  column-gap: 42px;
  margin-bottom: clamp(55px, 8vw, 100px);
}

.maintenance-heading .section-kicker {
  grid-row: 1 / span 5;
}

.maintenance-heading .eyebrow {
  margin-top: 0;
}

.maintenance-heading > p:last-child {
  max-width: 720px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.treatment-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.treatment-card {
  position: relative;
  display: flex;
  min-height: 500px;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  padding: 30px;
  background: var(--paper);
  transition:
    transform 220ms ease,
    box-shadow 220ms ease;
}

.treatment-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 28px 50px rgba(78, 61, 35, 0.12);
}

.treatment-card::before {
  height: 8px;
  margin: -30px -30px 28px;
  background: var(--card-accent);
  content: "";
}

.treatment-card.lime {
  --card-accent: var(--lime);
}

.treatment-card.blue {
  --card-accent: var(--cobalt);
}

.treatment-card.coral {
  --card-accent: var(--coral);
}

.treatment-card.ink {
  --card-accent: var(--ink);
}

.treatment-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.treatment-top span {
  color: var(--cobalt);
  font-family: var(--font-geist-mono), monospace;
  font-size: 9px;
  font-weight: 800;
}

.treatment-top small {
  color: var(--muted);
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.stage-name {
  margin-top: 54px;
  color: var(--card-accent);
  font-size: clamp(36px, 3.2vw, 54px);
  letter-spacing: -0.06em;
  line-height: 1;
}

.treatment-card.ink .stage-name {
  color: var(--ink);
}

.treatment-card h3 {
  margin: 26px 0 0;
  font-size: 20px;
  letter-spacing: -0.03em;
}

.treatment-card > p {
  margin: 17px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.75;
}

.treatment-card blockquote {
  margin: auto 0 0;
  border-top: 1px solid var(--line);
  padding-top: 17px;
  color: var(--ink);
  font-size: 11px;
  font-weight: 700;
  line-height: 1.6;
}

.field-checklist {
  display: grid;
  grid-template-columns: minmax(320px, 0.74fr) minmax(560px, 1.26fr);
  gap: clamp(60px, 9vw, 140px);
  padding: clamp(100px, 11vw, 160px) clamp(28px, 7vw, 112px);
  background: var(--cobalt);
  color: var(--white);
}

.checklist-title {
  display: grid;
  grid-template-columns: 64px 1fr;
  column-gap: 36px;
  align-content: start;
}

.checklist-title .section-kicker {
  grid-row: 1 / span 4;
}

.checklist-title .eyebrow {
  margin-top: 0;
}

.checklist-accordion {
  border-top: 1px solid rgba(255, 255, 255, 0.4);
}

.checklist-accordion details {
  border-bottom: 1px solid rgba(255, 255, 255, 0.28);
}

.checklist-accordion summary {
  display: grid;
  grid-template-columns: 50px 1fr auto;
  gap: 15px;
  align-items: center;
  padding: 28px 0;
  cursor: pointer;
  font-size: clamp(20px, 2vw, 29px);
  font-weight: 700;
  letter-spacing: -0.035em;
  list-style: none;
}

.checklist-accordion summary::-webkit-details-marker {
  display: none;
}

.checklist-accordion summary span {
  color: var(--lime);
  font-family: var(--font-geist-mono), monospace;
  font-size: 9px;
}

.checklist-accordion summary i {
  color: var(--lime);
  font-size: 24px;
  font-style: normal;
  font-weight: 400;
  transition: transform 180ms ease;
}

.checklist-accordion details[open] summary i {
  transform: rotate(45deg);
}

.checklist-accordion details > div {
  display: grid;
  gap: 12px;
  padding: 0 0 28px 65px;
}

.checklist-accordion details p {
  position: relative;
  margin: 0;
  padding-left: 18px;
  color: rgba(255, 255, 255, 0.71);
  font-size: 12px;
  line-height: 1.7;
}

.checklist-accordion details p::before {
  position: absolute;
  top: 8px;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
  content: "";
}

.references-section {
  padding: 128px clamp(28px, 7vw, 112px);
  background: var(--paper);
}

.references-heading {
  margin-bottom: 68px;
}

.reference-grid {
  display: grid;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  grid-template-columns: repeat(3, 1fr);
}

.reference-card {
  position: relative;
  display: flex;
  min-height: 245px;
  flex-direction: column;
  justify-content: space-between;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 30px;
  background: var(--paper);
  transition:
    background 220ms ease,
    color 220ms ease,
    transform 220ms ease;
}

.reference-card span {
  color: var(--cobalt);
  font-family: var(--font-geist-mono), monospace;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.reference-card strong {
  max-width: 330px;
  font-size: clamp(18px, 1.55vw, 24px);
  letter-spacing: -0.035em;
  line-height: 1.18;
}

.reference-card i {
  align-self: flex-end;
  color: var(--cobalt);
  font-size: 22px;
  font-style: normal;
}

.reference-card:hover,
.reference-card:focus-visible {
  z-index: 1;
  background: var(--cobalt);
  color: var(--white);
  outline: none;
  transform: translateY(-4px);
}

.reference-card:hover span,
.reference-card:hover i,
.reference-card:focus-visible span,
.reference-card:focus-visible i {
  color: var(--lime);
}

.scope-note {
  display: grid;
  margin-top: 36px;
  border-left: 4px solid var(--lime);
  padding: 24px 28px;
  background: var(--ink);
  color: var(--white);
  gap: 24px;
  grid-template-columns: 150px 1fr;
}

.scope-note strong {
  color: var(--lime);
  font-size: 10px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.scope-note p {
  max-width: 970px;
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 11px;
  line-height: 1.75;
}

.closing-section {
  position: relative;
  display: flex;
  min-height: 830px;
  align-items: center;
  overflow: hidden;
  background: var(--ink);
  color: var(--white);
  isolation: isolate;
}

.closing-section > img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: saturate(0.75);
}

.closing-shade {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(12, 18, 30, 0.94), rgba(12, 18, 30, 0.38));
}

.closing-copy {
  max-width: 920px;
  padding: 100px clamp(28px, 8vw, 130px);
}

.closing-copy > span {
  color: var(--lime);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.17em;
}

.closing-copy h2 {
  margin: 28px 0 0;
  font-size: clamp(56px, 7.6vw, 116px);
  font-weight: 800;
  letter-spacing: -0.075em;
  line-height: 0.9;
}

.closing-copy h2 strong {
  display: block;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.72);
}

.closing-copy > p {
  max-width: 620px;
  margin: 34px 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 15px;
  line-height: 1.75;
}

footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  padding: 62px clamp(28px, 7vw, 112px) 38px;
  background: var(--ink);
  color: var(--white);
}

footer > div:first-child > a {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.04em;
}

footer > div:first-child p {
  margin: 13px 0 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 11px;
}

.footer-meta {
  display: flex;
  align-items: center;
  gap: 30px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 10px;
}

.footer-meta a {
  border-bottom: 1px solid var(--lime);
  padding-bottom: 5px;
  color: var(--lime);
}

.footer-note {
  grid-column: 1 / -1;
  margin: 40px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 23px;
  color: rgba(255, 255, 255, 0.35);
  font-size: 8px;
  line-height: 1.6;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 700ms ease,
    transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes hero-breathe {
  from {
    transform: scale(1.01);
  }
  to {
    transform: scale(1.065);
  }
}

@keyframes scroll-line {
  0%,
  100% {
    left: -50%;
  }
  50% {
    left: 100%;
  }
}

@keyframes video-scan {
  0%,
  100% {
    opacity: 0.35;
    transform: scaleX(0.15);
    transform-origin: left;
  }
  50% {
    opacity: 1;
    transform: scaleX(1);
    transform-origin: left;
  }
}

@keyframes layer-float {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(-3px);
  }
}

@keyframes tire-roll {
  to {
    transform: rotate(360deg);
  }
}

@keyframes load-pulse {
  0%,
  100% {
    opacity: 0.55;
    transform: scaleY(0.85);
  }
  50% {
    opacity: 1;
    transform: scaleY(1.08);
  }
}

@keyframes stress-pulse {
  0%,
  100% {
    opacity: 0.22;
  }
  50% {
    opacity: 0.85;
  }
}

@keyframes drain-flow {
  0% {
    opacity: 0;
    transform: translateX(-8px) rotate(-45deg);
  }
  60% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translateX(8px) rotate(-45deg);
  }
}

@media (max-width: 1180px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .primary-nav {
    display: none;
  }

  .sequence-section,
  .pavement-section,
  .field-checklist {
    grid-template-columns: 1fr;
  }

  .sequence-copy,
  .pavement-copy {
    max-width: 850px;
  }

  .pavement-lab {
    min-height: 720px;
  }

  .treatment-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .distress-card {
    grid-template-columns: 0.6fr 1.4fr;
  }
}

@media (max-width: 900px) {
  .hero-copy {
    width: 92vw;
  }

  .hero-corner-card {
    display: none;
  }

  .guide-index {
    grid-template-columns: 1fr;
  }

  .index-intro {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.22);
  }

  .chapter-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .section-heading {
    grid-template-columns: 52px 1fr;
  }

  .section-heading .section-summary {
    grid-column: 2;
  }

  .systems-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-list {
    margin-left: 95px;
  }

  .process-step {
    grid-template-columns: 55px 1fr;
  }

  .process-step > span {
    grid-column: 2;
    justify-self: start;
  }

  .field-story {
    grid-template-columns: 1fr;
  }

  .story-photo-large {
    min-height: 620px;
    grid-row: auto;
  }

  .story-photo-small {
    min-height: 560px;
  }

  .quality-principles {
    grid-template-columns: 1fr;
  }

  .quality-principles article {
    min-height: 220px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

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

  .reference-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .site-header {
    min-height: 74px;
    padding: 0 20px;
  }

  .brand small {
    display: none;
  }

  .index-link {
    font-size: 0;
  }

  .hero-image {
    object-position: 58% center;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(7, 14, 28, 0.86), rgba(7, 14, 28, 0.18)),
      linear-gradient(0deg, rgba(7, 14, 28, 0.92), rgba(7, 14, 28, 0.15) 75%);
  }

  .hero-copy {
    width: 100%;
    padding: 122px 22px 105px;
  }

  .hero-meta {
    display: none;
  }

  .hero-eyebrow {
    margin-top: 0;
  }

  .hero h1 {
    margin-top: 20px;
    font-size: clamp(43px, 13vw, 66px);
    line-height: 0.88;
  }

  .hero-lead {
    max-width: 92%;
    font-size: 15px;
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 13px;
  }

  .button {
    width: 100%;
  }

  .text-link {
    justify-content: space-between;
  }

  .hero-scroll {
    bottom: 24px;
    left: 22px;
  }

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

  .chapter-grid a {
    min-height: 130px;
  }

  .systems-section,
  .quality-section,
  .maintenance-section,
  .process-section,
  .distress-section,
  .field-checklist,
  .references-section {
    padding-right: 22px;
    padding-left: 22px;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .section-kicker {
    flex-direction: row;
    align-items: center;
  }

  .section-kicker p {
    writing-mode: horizontal-tb;
  }

  .section-heading .section-summary {
    grid-column: 1;
  }

  .section-heading h2,
  .sequence-copy h2,
  .pavement-copy h2,
  .distress-heading h2,
  .maintenance-heading h2,
  .checklist-title h2 {
    font-size: clamp(42px, 13vw, 62px);
  }

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

  .system-card {
    min-height: 335px;
  }

  .sequence-section,
  .pavement-section {
    padding-right: 22px;
    padding-left: 22px;
  }

  .sequence-copy,
  .pavement-copy,
  .maintenance-heading,
  .distress-heading,
  .checklist-title {
    grid-template-columns: 1fr;
  }

  .sequence-copy .section-kicker,
  .pavement-copy .section-kicker,
  .maintenance-heading .section-kicker,
  .checklist-title .section-kicker {
    grid-row: auto;
  }

  .sequence-copy .eyebrow,
  .pavement-copy .eyebrow,
  .maintenance-heading .eyebrow,
  .checklist-title .eyebrow {
    margin-top: 30px;
  }

  .motion-frame {
    border-radius: 15px;
  }

  .motion-frame figcaption {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }

  .process-track {
    left: 31px;
  }

  .process-list {
    margin-left: 34px;
  }

  .process-step {
    grid-template-columns: 1fr;
    gap: 17px;
    padding: 38px 0 38px 24px;
  }

  .process-step > span {
    grid-column: 1;
  }

  .story-photo-large,
  .story-photo-small {
    min-height: 520px;
  }

  .story-photo figcaption {
    grid-template-columns: 1fr;
  }

  .story-statement {
    min-height: 440px;
    padding: 60px 25px;
  }

  .pavement-lab {
    min-height: 660px;
    border-radius: 18px;
  }

  .pavement-layer {
    grid-template-columns: 1fr;
    gap: 3px;
    padding: 10px 14px;
  }

  .pavement-layer small,
  .pavement-layer b {
    font-size: 7px;
  }

  .stress-fan {
    width: 200px;
  }

  .quality-row {
    grid-template-columns: 1fr;
    gap: 9px;
    padding: 24px 14px;
  }

  .quality-head {
    display: none;
  }

  .quality-principles article {
    padding: 32px 25px;
  }

  .distress-heading {
    gap: 24px;
  }

  .distress-card {
    grid-template-columns: 1fr;
  }

  .distress-graphic {
    min-height: 270px;
    border-right: 0;
    border-bottom: 1px solid var(--line-inverse);
  }

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

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

  .reference-card {
    min-height: 205px;
  }

  .scope-note {
    grid-template-columns: 1fr;
  }

  .treatment-card {
    min-height: 440px;
  }

  .checklist-accordion summary {
    grid-template-columns: 34px 1fr auto;
    font-size: 20px;
  }

  .checklist-accordion details > div {
    padding-left: 48px;
  }

  .closing-section {
    min-height: 720px;
  }

  .closing-copy {
    padding-right: 22px;
    padding-left: 22px;
  }

  .closing-copy h2 {
    font-size: clamp(57px, 17vw, 82px);
  }

  footer {
    grid-template-columns: 1fr;
    padding-right: 22px;
    padding-left: 22px;
  }

  .footer-meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }
}

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

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

  .reveal {
    opacity: 1;
    transform: none;
  }
}