:root {
  --midnight: #080d1a;
  --navy: #0d1726;
  --ink: #111c28;
  --ink-soft: #172432;
  --blue: #1756c7;
  --blue-bright: #2d72e2;
  --chalk: #f2efe8;
  --chalk-deep: #e6e1d8;
  --stone: #c9ced5;
  --steel: #7d8794;
  --white: #fff;
  --copper: #b95734;
  --copper-deep: #8f3d25;
  --line: rgba(136, 162, 194, 0.26);
  --line-bright: rgba(45, 114, 226, 0.62);
  --display: "Source Serif 4", Georgia, serif;
  --sans: "Archivo Narrow", "Arial Narrow", sans-serif;
  --shell: 1320px;
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --section-space: clamp(5.25rem, 9vw, 9.5rem);
  --shadow: 0 28px 70px rgba(0, 0, 0, 0.28);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}

body {
  margin: 0;
  background: var(--midnight);
  color: var(--white);
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

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

button,
input,
textarea {
  font: inherit;
}

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

button {
  color: inherit;
}

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

::selection {
  background: var(--blue-bright);
  color: var(--white);
}

.shell {
  width: min(calc(100% - (var(--gutter) * 2)), var(--shell));
  margin-inline: auto;
}

.section {
  padding-block: var(--section-space);
}

.section--midnight {
  background: var(--midnight);
}

.section--navy {
  background: var(--navy);
}

.section--ink {
  background: var(--ink);
}

.section--chalk {
  background: var(--chalk);
  color: var(--midnight);
}

.section--copper {
  background: var(--copper);
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.8rem 1rem;
  background: var(--white);
  color: var(--midnight);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

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

.eyebrow {
  margin: 0 0 1rem;
  color: var(--blue-bright);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1.2;
  text-transform: uppercase;
}

.eyebrow--light {
  color: rgba(255, 255, 255, 0.82);
}

.accent-line {
  display: block;
  width: 3.25rem;
  height: 2px;
  margin-block: 1.65rem;
  background: var(--blue-bright);
}

.button {
  display: inline-flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  padding: 0.8rem 1.3rem;
  border: 1px solid transparent;
  border-radius: 0;
  font-size: 0.83rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  line-height: 1;
  text-align: center;
  text-transform: uppercase;
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button svg,
.mobile-call svg {
  width: 1rem;
  fill: currentColor;
}

.button--blue {
  background: var(--blue);
  color: var(--white);
}

.button--blue:hover {
  background: var(--blue-bright);
}

.button--copper {
  background: var(--copper);
  color: var(--white);
}

.button--copper:hover {
  background: #ca633e;
}

.button--outline {
  border-color: var(--line-bright);
  color: var(--white);
}

.button--outline:hover {
  background: var(--blue);
  border-color: var(--blue);
}

.button--outline-light {
  border-color: rgba(255, 255, 255, 0.75);
  color: var(--white);
}

.button--outline-light:hover {
  background: var(--white);
  color: var(--copper-deep);
}

.button--dark {
  background: var(--midnight);
  color: var(--white);
}

.button--dark:hover {
  background: var(--navy);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--blue);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.text-link::after {
  content: "";
  width: 2.4rem;
  height: 1px;
  background: currentColor;
  transition: width 180ms ease;
}

.text-link:hover::after {
  width: 3.5rem;
}

.text-link--light {
  color: var(--stone);
}

.site-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  height: 5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(8, 13, 26, 0.9);
  backdrop-filter: blur(16px);
  transition:
    background-color 180ms ease,
    box-shadow 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(8, 13, 26, 0.98);
  box-shadow: 0 12px 35px rgba(0, 0, 0, 0.2);
}

.site-header__inner {
  display: flex;
  height: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
}

.brand img {
  width: 9.6rem;
  height: auto;
  filter: brightness(0) invert(1);
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.2rem, 2.3vw, 2.4rem);
}

.primary-nav > a:not(.button) {
  position: relative;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.83rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.primary-nav > a:not(.button)::after {
  position: absolute;
  right: 0;
  bottom: -0.55rem;
  left: 0;
  height: 1px;
  background: var(--blue-bright);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 180ms ease;
}

.primary-nav > a:not(.button):hover {
  color: var(--white);
}

.primary-nav > a:not(.button):hover::after {
  transform: scaleX(1);
}

.primary-nav__cta {
  min-height: 2.75rem;
  padding-inline: 1rem;
}

.menu-toggle {
  display: none;
  align-items: center;
  gap: 0.8rem;
  padding: 0.4rem;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.menu-toggle__icon {
  position: relative;
  display: block;
  width: 1.75rem;
  height: 1rem;
}

.menu-toggle__icon span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1px;
  background: currentColor;
  transition:
    top 180ms ease,
    transform 180ms ease;
}

.menu-toggle__icon span:first-child {
  top: 0.2rem;
}

.menu-toggle__icon span:last-child {
  top: 0.75rem;
}

.menu-toggle[aria-expanded="true"] .menu-toggle__icon span:first-child {
  top: 0.48rem;
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle__icon span:last-child {
  top: 0.48rem;
  transform: rotate(-45deg);
}

.hero {
  position: relative;
  display: grid;
  min-height: clamp(42rem, calc(100svh - 2rem), 58rem);
  align-items: center;
  overflow: hidden;
  padding-top: 5rem;
  background: var(--midnight);
}

.hero__image,
.hero__shade {
  position: absolute;
  inset: 0;
}

.hero__image {
  background-image: url("assets/images/finished-exterior.jpg");
  background-position: center 46%;
  background-size: cover;
  transform: scale(1.015);
}

.hero__shade {
  background:
    linear-gradient(90deg, rgba(4, 9, 18, 0.98) 0%, rgba(4, 9, 18, 0.86) 29%, rgba(4, 9, 18, 0.32) 57%, rgba(4, 9, 18, 0.08) 100%),
    linear-gradient(0deg, rgba(8, 13, 26, 0.68) 0%, transparent 34%);
}

.hero__inner {
  position: relative;
  z-index: 1;
  padding-block: clamp(4rem, 8vh, 7rem);
}

.hero__copy {
  width: min(42rem, 50vw);
}

.hero h1 {
  max-width: 9.5ch;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(4rem, 7vw, 7.6rem);
  font-weight: 400;
  letter-spacing: -0.04em;
  line-height: 0.94;
  text-wrap: balance;
}

.hero__intro {
  max-width: 31rem;
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(1.1rem, 1.6vw, 1.35rem);
  line-height: 1.55;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-top: 2rem;
}

.proof-rail {
  position: relative;
  z-index: 2;
  border-top: 2px solid var(--blue);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: #0b1522;
}

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

.proof-item {
  display: flex;
  min-height: 6.5rem;
  flex-direction: column;
  justify-content: center;
  padding: 1.35rem clamp(1.1rem, 2.4vw, 2rem);
  border-left: 1px solid var(--line-bright);
}

.proof-item:first-child {
  border-left: 0;
}

a.proof-item:hover {
  background: rgba(23, 86, 199, 0.12);
}

.proof-item span {
  font-family: var(--display);
  font-size: 1.24rem;
  line-height: 1.2;
}

.proof-item small {
  margin-top: 0.35rem;
  color: var(--steel);
  font-size: 0.78rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.approach {
  position: relative;
}

.approach::before,
.approach::after {
  position: absolute;
  width: min(12vw, 11rem);
  height: 1px;
  background: var(--line-bright);
  content: "";
}

.approach::before {
  top: 4rem;
  left: 0;
}

.approach::after {
  right: 0;
  bottom: 4rem;
}

.approach__grid {
  display: grid;
  grid-template-columns: minmax(17rem, 0.78fr) minmax(0, 2.15fr);
  gap: clamp(4rem, 9vw, 9rem);
}

.approach__intro {
  align-self: start;
  padding-right: clamp(1rem, 4vw, 4rem);
  border-right: 1px solid var(--line);
}

.approach__intro h2,
.section-heading h2,
.areas h2,
.reviews h2,
.enquiry h2 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.8rem, 4.7vw, 5.25rem);
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 0.98;
}

.approach__intro h2 em,
.section-heading h2 em {
  display: block;
  color: var(--stone);
  font-weight: 400;
}

.approach__intro p:last-child {
  max-width: 28rem;
  margin: 0;
  color: var(--stone);
}

.services > .eyebrow {
  margin-bottom: 0.45rem;
}

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

.services__list li {
  display: grid;
  grid-template-columns: 5rem minmax(0, 1fr) auto;
  align-items: center;
  gap: 1.35rem;
  min-height: 7.3rem;
  border-bottom: 1px solid var(--line-bright);
}

.services__number {
  color: rgba(255, 255, 255, 0.36);
  font-family: var(--display);
  font-size: 2.55rem;
  font-variant-numeric: tabular-nums;
}

.services h3 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.65rem, 2.5vw, 2.65rem);
  font-weight: 400;
  line-height: 1.05;
}

.services p {
  max-width: 37rem;
  margin: 0.45rem 0 0;
  color: var(--steel);
  font-size: 0.95rem;
}

.services li > a {
  color: var(--blue-bright);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.section-heading {
  max-width: 48rem;
  margin-bottom: clamp(3rem, 6vw, 5.5rem);
}

.section-heading p:last-child {
  max-width: 38rem;
  margin: 1.25rem 0 0;
  color: var(--steel);
}

.section-heading--split {
  display: grid;
  max-width: none;
  grid-template-columns: 1.25fr 0.75fr;
  align-items: end;
  gap: clamp(2rem, 8vw, 8rem);
}

.section-heading--split p:last-child {
  justify-self: end;
  margin: 0;
  padding-left: 2rem;
  border-left: 1px solid var(--line);
}

.section-heading--row {
  display: flex;
  max-width: none;
  align-items: end;
  justify-content: space-between;
  gap: 3rem;
}

.story-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 1.25rem;
}

.story-card {
  margin: 0;
}

.story-card__media {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  background: var(--midnight);
}

.story-card--wide .story-card__media {
  aspect-ratio: 5 / 6;
}

.story-card__media::after {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.08);
  content: "";
  pointer-events: none;
}

.story-card img,
.work-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.story-card:hover img,
.work-gallery__item:hover img {
  transform: scale(1.035);
}

.story-card figcaption {
  padding-top: 1.25rem;
}

.story-card figcaption span,
.work-gallery figcaption {
  color: var(--blue-bright);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.story-card figcaption p {
  max-width: 22rem;
  margin: 0.5rem 0 0;
  color: var(--steel);
  font-size: 0.95rem;
}

.selected-work {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.work-gallery {
  display: grid;
  grid-template-columns: 1.45fr 1fr 1fr;
  gap: 1rem;
}

.work-gallery__item {
  position: relative;
  min-height: 24rem;
  margin: 0;
  overflow: hidden;
  background: var(--ink);
}

.work-gallery__item--large {
  min-height: 30rem;
}

.work-gallery__item::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(4, 9, 18, 0.76), transparent 42%);
  content: "";
  pointer-events: none;
}

.work-gallery figcaption {
  position: absolute;
  z-index: 1;
  right: 1.5rem;
  bottom: 1.5rem;
  left: 1.5rem;
  color: var(--white);
}

.process__layout {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(17rem, 0.9fr);
  gap: clamp(4rem, 7vw, 7rem);
}

.process__main .section-heading {
  margin-bottom: 4.5rem;
}

.process-steps {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin: 0;
  padding: 0;
  list-style: none;
}

.process-steps::before {
  position: absolute;
  top: 1.25rem;
  right: 8%;
  left: 8%;
  height: 1px;
  background: var(--line-bright);
  content: "";
}

.process-steps li {
  position: relative;
  padding-right: clamp(1rem, 2vw, 2rem);
}

.process-steps__number {
  position: relative;
  z-index: 1;
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  place-items: center;
  border: 1px solid var(--blue-bright);
  background: var(--ink);
  border-radius: 50%;
  color: var(--white);
  font-size: 0.86rem;
  font-weight: 700;
}

.process-steps h3 {
  margin: 1.65rem 0 0.65rem;
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 400;
  line-height: 1.1;
}

.process-steps p {
  margin: 0;
  color: var(--steel);
  font-size: 0.88rem;
  line-height: 1.55;
}

.areas {
  align-self: stretch;
  padding-left: clamp(2rem, 4vw, 4.5rem);
  border-left: 1px solid var(--line);
}

.areas h2 {
  margin-bottom: 2.3rem;
  font-size: clamp(2.4rem, 3.7vw, 4rem);
}

.areas ul {
  margin: 0 0 2.25rem;
  padding: 0;
  list-style: none;
}

.areas li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--line-bright);
}

.areas li span {
  font-family: var(--display);
  font-size: 1.25rem;
}

.areas li small {
  color: var(--steel);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-align: right;
  text-transform: uppercase;
}

.reviews .eyebrow {
  color: var(--copper);
}

.reviews__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(8, 13, 26, 0.2);
  border-bottom: 1px solid rgba(8, 13, 26, 0.2);
}

.review {
  margin: 0;
  padding: clamp(2rem, 4vw, 4rem);
  border-left: 1px solid rgba(8, 13, 26, 0.16);
}

.review:first-child {
  border-left: 0;
}

.review__stars {
  color: var(--copper);
  font-size: 1rem;
  letter-spacing: 0.2em;
}

.review blockquote {
  margin: 1.6rem 0 2rem;
  font-family: var(--display);
  font-size: clamp(1.45rem, 2vw, 2rem);
  font-style: italic;
  line-height: 1.35;
}

.review figcaption {
  font-size: 0.84rem;
  font-weight: 700;
}

.review figcaption span {
  display: block;
  margin-top: 0.3rem;
  color: #6e737a;
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.enquiry {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.enquiry__faq,
.enquiry__cta {
  min-width: 0;
}

.enquiry__faq {
  padding-left: max(var(--gutter), calc((100vw - var(--shell)) / 2));
}

.enquiry__faq-inner {
  max-width: 40rem;
  margin-left: auto;
  padding-right: clamp(2rem, 7vw, 7rem);
}

.faq {
  border-top: 1px solid var(--line);
}

.faq__item {
  border-bottom: 1px solid var(--line);
}

.faq__item h3 {
  margin: 0;
}

.faq__item button {
  display: grid;
  width: 100%;
  grid-template-columns: minmax(0, 1fr) 1.25rem;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 1.04rem;
  font-weight: 500;
  text-align: left;
}

.faq__item button span {
  position: relative;
  display: block;
  width: 1rem;
  height: 1rem;
}

.faq__item button span::before,
.faq__item button span::after {
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--blue-bright);
  content: "";
  transition: transform 180ms ease;
}

.faq__item button span::after {
  transform: rotate(90deg);
}

.faq__item button[aria-expanded="true"] span::after {
  transform: rotate(0);
}

.faq__answer p {
  margin: -0.2rem 2.5rem 1.5rem 0;
  color: var(--steel);
}

.enquiry__cta {
  padding-right: max(var(--gutter), calc((100vw - var(--shell)) / 2));
}

.enquiry__cta-inner {
  max-width: 44rem;
  padding-left: clamp(2rem, 7vw, 7rem);
}

.enquiry__cta h2 {
  max-width: 8ch;
  font-size: clamp(3.8rem, 6vw, 6.5rem);
}

.enquiry__cta-inner > p:not(.eyebrow) {
  max-width: 31rem;
  margin: 1.4rem 0 0;
  color: rgba(255, 255, 255, 0.82);
}

.enquiry__contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 2rem;
}

.quick-enquiry {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.28);
}

.quick-enquiry__intro,
.field--wide {
  grid-column: 1 / -1;
}

.quick-enquiry__intro h3 {
  margin: 0;
  font-family: var(--display);
  font-size: 1.75rem;
  font-weight: 400;
}

.quick-enquiry__intro p {
  margin: 0.35rem 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.88rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.field input,
.field textarea {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.54);
  border-radius: 0;
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
}

.field input {
  min-height: 3rem;
  padding: 0.65rem 0.8rem;
}

.field textarea {
  min-height: 6.5rem;
  resize: vertical;
  padding: 0.8rem;
}

.field input:focus,
.field textarea:focus {
  border-color: var(--white);
  outline: 2px solid rgba(255, 255, 255, 0.3);
  outline-offset: 0;
}

.quick-enquiry__status {
  min-height: 1.4em;
  margin: 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 0.86rem;
}

.site-footer {
  padding: 4.5rem 0 2rem;
  border-top: 1px solid var(--line);
  background: #0b131e;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  align-items: start;
  gap: 4rem;
}

.brand--footer img {
  width: 12rem;
}

.footer-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 2rem;
}

.footer-nav a,
.footer-contact a {
  color: var(--stone);
  font-size: 0.86rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.footer-nav a:hover,
.footer-contact a:hover,
.site-footer__bottom a:hover {
  color: var(--white);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-style: normal;
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--steel);
  font-size: 0.76rem;
  letter-spacing: 0.05em;
}

.mobile-call {
  display: none;
}

[data-reveal].is-reveal-ready {
  opacity: 0;
  transform: translateY(1.5rem);
  transition:
    opacity 650ms ease,
    transform 650ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

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

@media (max-width: 1100px) {
  .approach__grid {
    grid-template-columns: 0.85fr 1.7fr;
    gap: 4rem;
  }

  .services__list li {
    grid-template-columns: 3.5rem minmax(0, 1fr);
    min-height: 6.6rem;
  }

  .services li > a {
    display: none;
  }

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

  .areas {
    padding: 3rem 0 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .areas ul {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 3rem;
  }

  .enquiry {
    grid-template-columns: 0.95fr 1.05fr;
  }
}

@media (max-width: 900px) {
  :root {
    --section-space: clamp(4.5rem, 10vw, 7rem);
  }

  .menu-toggle {
    display: flex;
  }

  .primary-nav {
    position: absolute;
    z-index: 99;
    top: 100%;
    right: 0;
    bottom: auto;
    left: 0;
    display: flex;
    visibility: hidden;
    height: calc(100dvh - 5rem);
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    padding: 2rem var(--gutter) 8rem;
    background: rgba(8, 13, 26, 0.99);
    opacity: 0;
    overflow-y: auto;
    transform: translateY(-0.75rem);
    transition:
      opacity 180ms ease,
      transform 180ms ease,
      visibility 180ms ease;
  }

  .primary-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
  }

  .primary-nav > a:not(.button) {
    padding: 1rem 0;
    border-bottom: 1px solid var(--line);
    font-family: var(--display);
    font-size: 2rem;
    font-weight: 400;
    letter-spacing: -0.02em;
    text-transform: none;
  }

  .primary-nav > a:not(.button)::after {
    display: none;
  }

  .primary-nav__cta {
    margin-top: 1.5rem;
  }

  .hero__copy {
    width: min(38rem, 66vw);
  }

  .proof-rail__inner {
    grid-template-columns: 1fr 1fr;
  }

  .proof-item:nth-child(3) {
    border-left: 0;
  }

  .proof-item:nth-child(n + 3) {
    border-top: 1px solid var(--line-bright);
  }

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

  .approach__intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 3rem;
    padding: 0 0 4rem;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .approach__intro .eyebrow,
  .approach__intro h2 {
    grid-column: 1;
  }

  .approach__intro .accent-line,
  .approach__intro p:last-child {
    grid-column: 2;
  }

  .approach__intro .accent-line {
    margin-top: 0.4rem;
  }

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

  .story-card--wide {
    grid-column: 1 / -1;
  }

  .story-card--wide .story-card__media {
    aspect-ratio: 16 / 9;
  }

  .work-gallery {
    grid-template-columns: 1fr 1fr;
  }

  .work-gallery__item--large {
    grid-column: 1 / -1;
    min-height: 26rem;
  }

  .process-steps {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem 2rem;
  }

  .process-steps::before {
    display: none;
  }

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

  .review {
    border-top: 1px solid rgba(8, 13, 26, 0.16);
    border-left: 0;
  }

  .review:first-child {
    border-top: 0;
  }

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

  .enquiry__faq,
  .enquiry__cta {
    padding-inline: var(--gutter);
  }

  .enquiry__faq-inner,
  .enquiry__cta-inner {
    max-width: 48rem;
    margin-inline: auto;
    padding: 0;
  }
}

@media (max-width: 680px) {
  body {
    font-size: 1rem;
  }

  .site-header,
  .site-header__inner {
    height: 4.5rem;
  }

  .brand img {
    width: 8rem;
  }

  .primary-nav {
    top: 100%;
    height: calc(100dvh - 4.5rem);
  }

  .hero {
    min-height: 48rem;
    align-items: end;
    padding-top: 4.5rem;
  }

  .hero__image {
    background-position: 60% center;
  }

  .hero__shade {
    background:
      linear-gradient(0deg, rgba(4, 9, 18, 0.99) 0%, rgba(4, 9, 18, 0.88) 45%, rgba(4, 9, 18, 0.14) 100%),
      linear-gradient(90deg, rgba(4, 9, 18, 0.55), transparent);
  }

  .hero__inner {
    padding-block: 4rem 3rem;
  }

  .hero__copy {
    width: 100%;
  }

  .hero h1 {
    max-width: 8.8ch;
    font-size: clamp(3.5rem, 15vw, 5.5rem);
  }

  .hero__actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero__actions .text-link {
    align-self: flex-start;
  }

  .proof-rail__inner {
    grid-template-columns: 1fr;
  }

  .proof-item,
  .proof-item:nth-child(3) {
    min-height: 5rem;
    padding-inline: 0;
    border-top: 1px solid var(--line-bright);
    border-left: 0;
  }

  .proof-item:first-child {
    border-top: 0;
  }

  .approach__intro {
    display: block;
  }

  .approach__intro .accent-line {
    margin-block: 1.5rem;
  }

  .services__list li {
    grid-template-columns: 2.5rem minmax(0, 1fr);
    gap: 1rem;
    min-height: 7.5rem;
    padding-block: 1rem;
  }

  .services__number {
    font-size: 1.5rem;
  }

  .services h3 {
    font-size: 1.75rem;
  }

  .section-heading--split,
  .section-heading--row {
    display: block;
  }

  .section-heading--split p:last-child {
    margin-top: 2rem;
    padding: 1.5rem 0 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .section-heading--row .button,
  .section-heading--row > .text-link {
    margin-top: 2rem;
  }

  .story-grid,
  .work-gallery {
    grid-template-columns: 1fr;
  }

  .story-card--wide,
  .work-gallery__item--large {
    grid-column: auto;
  }

  .story-card__media,
  .story-card--wide .story-card__media {
    aspect-ratio: 4 / 3;
  }

  .work-gallery__item,
  .work-gallery__item--large {
    min-height: 20rem;
  }

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

  .process-steps li {
    display: grid;
    grid-template-columns: 2.5rem minmax(0, 1fr);
    column-gap: 1.2rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--line);
  }

  .process-steps h3,
  .process-steps p {
    grid-column: 2;
  }

  .process-steps h3 {
    margin: 0 0 0.45rem;
  }

  .process-steps__number {
    grid-row: 1 / span 2;
  }

  .areas ul {
    grid-template-columns: 1fr;
  }

  .reviews .section-heading {
    margin-bottom: 2.5rem;
  }

  .review {
    padding-inline: 0;
  }

  .enquiry__cta h2 {
    font-size: clamp(3.5rem, 15vw, 5rem);
  }

  .enquiry__contact-links {
    align-items: stretch;
    flex-direction: column;
  }

  .quick-enquiry {
    grid-template-columns: 1fr;
  }

  .quick-enquiry__intro,
  .field--wide {
    grid-column: auto;
  }

  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .site-footer {
    padding-bottom: 5.5rem;
  }

  .site-footer__bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.65rem;
  }

  .mobile-call {
    position: fixed;
    z-index: 90;
    bottom: 1rem;
    left: 50%;
    display: inline-flex;
    height: 3rem;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
    padding: 0 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 999px;
    background: var(--blue);
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.42);
    transform: translateX(-50%);
  }
}

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

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

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

/* Shared inner-page system */
.header-sentinel { position: absolute; top: 0; width: 1px; height: 1px; pointer-events: none; }
.primary-nav a[aria-current="page"]:not(.button) { color: var(--white); }
.primary-nav a[aria-current="page"]:not(.button)::after { transform: scaleX(1); }
.breadcrumbs { position: absolute; z-index: 4; top: 6.2rem; right: 0; left: 0; display: flex; align-items: center; gap: .65rem; color: rgba(255,255,255,.62); font-size: .72rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.breadcrumbs a:hover, .breadcrumbs span[aria-current="page"] { color: var(--white); }
.inner-hero { position: relative; display: grid; min-height: clamp(39rem,84svh,52rem); align-items: end; overflow: hidden; padding-top: 5rem; background: var(--midnight); }
.inner-hero__media, .inner-hero__shade { position: absolute; inset: 0; }
.inner-hero__media img { width: 100%; height: 100%; object-fit: cover; object-position: center; transform: scale(1.01); }
.inner-hero__shade { background: linear-gradient(90deg,rgba(4,9,18,.99) 0%,rgba(4,9,18,.88) 33%,rgba(4,9,18,.23) 70%,rgba(4,9,18,.1) 100%),linear-gradient(0deg,rgba(8,13,26,.78),transparent 44%); }
.inner-hero__inner { position: relative; z-index: 2; padding-block: clamp(5rem,11vh,8rem); }
.inner-hero__copy { width: min(43rem,55vw); }
.inner-hero h1, .contact-hero h1, .legal-hero h1 { max-width: 9.5ch; margin: 0; font-family: var(--display); font-size: clamp(4.2rem,7.4vw,7.8rem); font-weight: 400; letter-spacing: -.045em; line-height: .93; text-wrap: balance; }
.inner-hero h1 em, .contact-hero h1 em { color: var(--stone); font-weight: 400; }
.inner-hero__copy>p:last-of-type { max-width: 34rem; margin: 0; color: rgba(255,255,255,.78); font-size: clamp(1.08rem,1.6vw,1.35rem); }
.proof-rail--compact .proof-item { min-height: 5.7rem; }
.service-index ol, .area-index ol { margin: 0; padding: 0; list-style: none; }
.service-index li { display: grid; grid-template-columns: 5rem minmax(0,1fr) auto; align-items: center; gap: clamp(1.5rem,4vw,4rem); padding-block: clamp(2rem,4vw,3.25rem); border-bottom: 1px solid var(--line-bright); }
.service-index li:first-child { border-top: 1px solid var(--line-bright); }
.service-index__number, .area-index__number { color: rgba(255,255,255,.36); font-family: var(--display); font-size: clamp(2rem,4vw,3.5rem); font-variant-numeric: tabular-nums; }
.service-index h2, .area-index h2, .editorial-split h2, .feature-split h2, .quote-factors h2, .faq-layout h2, .process-page-layout h2, .checklist-layout h2, .about-lead h2, .fact-grid h2, .closing-cta h2, .contact-details h2, .prose h2 { margin: 0; font-family: var(--display); font-size: clamp(2.4rem,4.5vw,5rem); font-weight: 400; letter-spacing: -.035em; line-height: .98; }
.service-index li h2 { font-size: clamp(2rem,3.6vw,4rem); }
.service-index li p { max-width: 45rem; margin: .55rem 0 0; color: var(--steel); }
.editorial-split, .about-lead, .contact-details { display: grid; grid-template-columns: minmax(0,.8fr) minmax(0,1.2fr); gap: clamp(3rem,9vw,9rem); align-items: start; }
.editorial-split__copy { max-width: 44rem; padding-left: clamp(2rem,5vw,5rem); border-left: 1px solid var(--line); }
.section--chalk .editorial-split__copy { border-color: rgba(8,13,26,.2); }
.editorial-split__copy>p { margin: 0 0 1.15rem; color: var(--stone); font-size: 1.08rem; }
.section--chalk .editorial-split__copy>p { color: #505860; }
.editorial-split__copy .text-link { margin-top: 1.3rem; }
.evidence-triptych { display: grid; grid-template-columns: 1.25fr 1fr .9fr; gap: 1rem; }
.evidence-triptych figure, .project-sequence figure, .project-gallery figure, .feature-split__media { margin: 0; }
.evidence-triptych figure { display: grid; grid-template-rows: minmax(22rem,1fr) auto; }
.evidence-triptych img, .project-sequence img, .project-gallery img, .feature-split img { width: 100%; height: 100%; object-fit: cover; }
.evidence-triptych figcaption { padding-top: .85rem; color: var(--blue-bright); font-size: .75rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.feature-split { display: grid; grid-template-columns: minmax(0,1.1fr) minmax(0,.9fr); gap: clamp(3rem,8vw,8rem); align-items: center; }
.feature-split__media { min-height: 42rem; overflow: hidden; }
.feature-split__copy>p:not(.eyebrow) { margin: 1.5rem 0 2.5rem; color: #505860; font-size: 1.08rem; }
.scope-list { margin: 0; padding: 0; list-style: none; }
.scope-list li { display: grid; grid-template-columns: 2.5rem 1fr; gap: 1.2rem; padding-block: 1.3rem; border-top: 1px solid rgba(8,13,26,.2); }
.scope-list li>span { color: var(--copper); font-family: var(--display); font-size: 1.4rem; }
.scope-list strong { font-family: var(--display); font-size: 1.45rem; font-weight: 500; }
.scope-list p { margin: .35rem 0 0; color: #666c73; font-size: .92rem; }
.project-sequence { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 1rem; }
.project-sequence figure { display: grid; grid-template-rows: minmax(25rem,1fr) auto; }
.project-sequence figcaption { padding-top: 1rem; color: var(--steel); font-size: .9rem; }
.project-sequence figcaption span { display: block; margin-bottom: .35rem; color: var(--blue-bright); font-size: .72rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.quote-factors, .faq-layout, .checklist-layout, .fact-grid { display: grid; grid-template-columns: minmax(0,.85fr) minmax(0,1.15fr); gap: clamp(3rem,9vw,9rem); }
.quote-factors>div>p:last-child, .checklist-layout>div>p:last-child { max-width: 32rem; color: #555d65; }
.quote-factors ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(8,13,26,.22); }
.quote-factors li { display: grid; grid-template-columns: 3rem 1fr; gap: 1.2rem; padding-block: 1.5rem; border-bottom: 1px solid rgba(8,13,26,.22); }
.quote-factors li>span { color: var(--copper); font-family: var(--display); font-size: 1.4rem; }
.quote-factors h3 { margin: 0; font-family: var(--display); font-size: 1.6rem; font-weight: 500; }
.quote-factors li p { margin: .35rem 0 0; color: #5c646b; }
.faq-layout .faq { align-self: start; }
.project-gallery { display: grid; grid-template-columns: repeat(12,1fr); gap: 1rem; }
.project-gallery figure { position: relative; grid-column: span 4; min-height: 25rem; overflow: hidden; background: var(--ink); }
.project-gallery .project-gallery__hero { grid-column: span 8; grid-row: span 2; min-height: 51rem; }
.project-gallery figure:nth-child(4), .project-gallery figure:nth-child(7) { grid-column: span 5; }
.project-gallery figure:nth-child(5), .project-gallery figure:nth-child(6), .project-gallery figure:nth-child(8) { grid-column: span 7; }
.project-gallery figure::after { position: absolute; inset: 0; background: linear-gradient(0deg,rgba(4,9,18,.84),transparent 48%); content: ""; pointer-events: none; }
.project-gallery figcaption { position: absolute; z-index: 1; right: 1.5rem; bottom: 1.5rem; left: 1.5rem; }
.project-gallery figcaption span { display: block; color: var(--blue-bright); font-size: .7rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
.project-gallery figcaption strong { display: block; margin-top: .35rem; font-family: var(--display); font-size: 1.6rem; font-weight: 400; }
.process-page-layout { display: grid; grid-template-columns: minmax(18rem,.7fr) minmax(0,1.3fr); gap: clamp(4rem,9vw,9rem); }
.process-page-layout__intro { position: sticky; top: 8rem; align-self: start; }
.process-page-layout__intro p:last-child { color: var(--steel); }
.process-detail { display: grid; grid-template-columns: 4rem 1fr; gap: 1.5rem; padding-block: clamp(2rem,4vw,3.5rem); border-top: 1px solid var(--line-bright); }
.process-detail:last-child { border-bottom: 1px solid var(--line-bright); }
.process-detail>span { color: var(--blue-bright); font-family: var(--display); font-size: 2rem; }
.process-detail h2 { font-size: clamp(2.2rem,4vw,4rem); }
.process-detail p { max-width: 42rem; margin: 1rem 0 0; color: var(--steel); }
.checklist { display: grid; grid-template-columns: 1fr 1fr; margin: 0; padding: 0; list-style: none; border-top: 1px solid rgba(8,13,26,.22); }
.checklist li { position: relative; padding: 1.35rem 1rem 1.35rem 2rem; border-bottom: 1px solid rgba(8,13,26,.22); }
.checklist li:nth-child(odd) { border-right: 1px solid rgba(8,13,26,.22); }
.checklist li::before { position: absolute; top: 1.7rem; left: 0; width: .7rem; height: .7rem; border: 1px solid var(--copper); content: ""; }
.inline-links { display: flex; flex-wrap: wrap; gap: 2rem; }
.about-lead__large { margin-top: 0; font-family: var(--display); font-size: clamp(1.8rem,3vw,2.8rem); line-height: 1.22; }
.about-lead>div:last-child p:not(.about-lead__large) { max-width: 42rem; color: #555d65; }
.fact-grid dl { display: grid; grid-template-columns: 1fr 1fr; margin: 0; border-top: 1px solid var(--line-bright); }
.fact-grid dl div { padding: 1.5rem 1rem 1.5rem 0; border-bottom: 1px solid var(--line-bright); }
.fact-grid dt { color: var(--steel); font-size: .72rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.fact-grid dd { margin: .45rem 0 0; font-family: var(--display); font-size: 1.35rem; }
.principles { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line-bright); border-bottom: 1px solid var(--line-bright); }
.principles article { padding: clamp(2rem,4vw,4rem); border-left: 1px solid var(--line-bright); }
.principles article:first-child { border-left: 0; }
.principles span { color: var(--blue-bright); font-family: var(--display); font-size: 2rem; }
.principles h3 { margin: 2.4rem 0 .8rem; font-family: var(--display); font-size: 2rem; font-weight: 400; line-height: 1.05; }
.principles p { margin: 0; color: var(--steel); }
.review-features { border-top: 1px solid rgba(8,13,26,.22); }
.review-feature { display: grid; grid-template-columns: minmax(0,1fr) 13rem; gap: 3rem; align-items: end; margin: 0; padding-block: clamp(2.8rem,6vw,5rem); border-bottom: 1px solid rgba(8,13,26,.22); }
.review-feature blockquote { max-width: 36ch; margin: 0; font-family: var(--display); font-size: clamp(2rem,4.1vw,4.5rem); font-style: italic; letter-spacing: -.025em; line-height: 1.13; }
.review-feature figcaption { padding-left: 1.5rem; border-left: 2px solid var(--copper); }
.review-feature figcaption strong, .review-feature figcaption span { display: block; }
.review-feature figcaption span { margin-top: .35rem; color: #687078; font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; }
.area-index li { display: grid; grid-template-columns: 5rem minmax(12rem,.7fr) minmax(0,1fr) auto; gap: clamp(1.5rem,4vw,4rem); align-items: center; padding-block: clamp(2rem,4vw,3rem); border-top: 1px solid var(--line-bright); }
.area-index li:last-child { border-bottom: 1px solid var(--line-bright); }
.area-index h2 { font-size: clamp(2.2rem,4vw,4rem); }
.area-index small { color: var(--blue-bright); font-size: .7rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.area-index li>p { max-width: 32rem; color: var(--steel); }
.area-index li>a { color: var(--blue-bright); font-size: .72rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.closing-cta__inner { display: grid; grid-template-columns: minmax(0,1fr) minmax(18rem,.55fr); gap: 2rem 6rem; align-items: end; }
.closing-cta h2 { max-width: 12ch; color: var(--white); font-size: clamp(3.6rem,7vw,7.4rem); }
.closing-cta__inner>p:not(.eyebrow) { grid-column: 1; max-width: 38rem; margin: 0; color: rgba(255,255,255,.8); font-size: 1.1rem; }
.closing-cta__actions { display: flex; grid-row: 1/span 3; grid-column: 2; align-items: stretch; flex-direction: column; gap: .8rem; }
.contact-hero { display: grid; grid-template-columns: minmax(0,.9fr) minmax(34rem,1.1fr); min-height: 100svh; padding-top: 5rem; background: var(--midnight); }
.contact-hero__media { min-height: 45rem; }
.contact-hero__media img { width: 100%; height: 100%; object-fit: cover; }
.contact-hero__content { display: flex; justify-content: center; flex-direction: column; padding-inline: clamp(2rem,7vw,7rem); }
.contact-hero h1 { max-width: 10ch; font-size: clamp(3.6rem,6.5vw,7rem); }
.contact-hero__content>div>p:not(.eyebrow) { max-width: 34rem; color: rgba(255,255,255,.82); font-size: 1.12rem; }
.project-form { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 2.5rem; padding-top: 2.5rem; border-top: 1px solid rgba(255,255,255,.28); }
.field select { width: 100%; min-height: 3rem; padding: .65rem .8rem; border: 1px solid rgba(255,255,255,.54); border-radius: 0; background: rgba(255,255,255,.08); color: var(--white); font: inherit; }
.field select option { color: var(--midnight); }
.form-note { margin: 0; color: rgba(255,255,255,.72); font-size: .78rem; }
.form-note a { text-decoration: underline; text-underline-offset: .18em; }
.contact-details address { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-top: 1px solid var(--line-bright); font-style: normal; }
.contact-details address>* { padding: 1.5rem 1rem 1.5rem 0; border-bottom: 1px solid var(--line-bright); font-family: var(--display); font-size: 1.35rem; }
.contact-details address span { display: block; color: var(--steel); font-family: var(--sans); font-size: .7rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.legal-hero { padding-top: calc(5rem + var(--section-space)); }
.legal-hero h1 { max-width: 12ch; }
.legal-hero>.shell>p:last-child { max-width: 38rem; color: var(--steel); font-size: 1.12rem; }
.prose { max-width: 52rem; }
.prose h2 { margin-top: 2.8rem; font-size: 2.2rem; }
.prose h2:first-child { margin-top: 0; }
.prose p { color: #505860; font-size: 1.04rem; }
.prose a { color: var(--blue); text-decoration: underline; text-underline-offset: .18em; }

@media (max-width: 1100px) {
  .service-index li { grid-template-columns: 4rem minmax(0,1fr); }
  .service-index li>.text-link { grid-column: 2; }
  .area-index li { grid-template-columns: 4rem minmax(12rem,.8fr) minmax(0,1.2fr); }
  .area-index li>a { grid-column: 2; }
  .project-gallery figure, .project-gallery figure:nth-child(4), .project-gallery figure:nth-child(5), .project-gallery figure:nth-child(6), .project-gallery figure:nth-child(7), .project-gallery figure:nth-child(8) { grid-column: span 6; }
  .project-gallery .project-gallery__hero { grid-column: span 12; grid-row: auto; min-height: 36rem; }
  .contact-hero { grid-template-columns: minmax(0,.75fr) minmax(32rem,1.25fr); }
}

@media (max-width: 900px) {
  .inner-hero__copy { width: min(39rem,72vw); }
  .editorial-split, .about-lead, .contact-details, .feature-split, .quote-factors, .faq-layout, .checklist-layout, .fact-grid, .process-page-layout { grid-template-columns: 1fr; gap: 3.5rem; }
  .editorial-split__copy { max-width: none; padding: 2rem 0 0; border-top: 1px solid var(--line); border-left: 0; }
  .section--chalk .editorial-split__copy { border-color: rgba(8,13,26,.2); }
  .evidence-triptych, .project-sequence { grid-template-columns: 1fr 1fr; }
  .evidence-triptych figure:first-child, .project-sequence figure:first-child { grid-column: 1/-1; }
  .feature-split__media { min-height: 32rem; }
  .process-page-layout__intro { position: static; }
  .principles { grid-template-columns: 1fr; }
  .principles article { border-top: 1px solid var(--line-bright); border-left: 0; }
  .principles article:first-child { border-top: 0; }
  .contact-hero { grid-template-columns: 1fr; min-height: auto; }
  .contact-hero__media { min-height: 28rem; }
  .contact-hero__content { padding-inline: var(--gutter); }
  .closing-cta__inner { grid-template-columns: 1fr; }
  .closing-cta__actions { grid-row: auto; grid-column: auto; max-width: 26rem; margin-top: 1rem; }
}

@media (max-width: 680px) {
  .breadcrumbs { top: 5.5rem; gap: .45rem; overflow: hidden; white-space: nowrap; }
  .inner-hero { min-height: 46rem; padding-top: 4.5rem; }
  .inner-hero__media img { object-position: 62% center; }
  .inner-hero__shade { background: linear-gradient(0deg,rgba(4,9,18,.99) 0%,rgba(4,9,18,.88) 53%,rgba(4,9,18,.18) 100%); }
  .inner-hero__copy { width: 100%; }
  .inner-hero h1, .legal-hero h1 { font-size: clamp(3.5rem,15vw,5.2rem); }
  .proof-rail--compact .proof-item { min-height: 5rem; }
  .service-index li { grid-template-columns: 2.5rem 1fr; gap: 1rem; }
  .service-index li>.text-link { display: none; }
  .evidence-triptych, .project-sequence { grid-template-columns: 1fr; }
  .evidence-triptych figure:first-child, .project-sequence figure:first-child { grid-column: auto; }
  .evidence-triptych figure, .project-sequence figure { grid-template-rows: 19rem auto; }
  .feature-split__media { min-height: 23rem; }
  .project-gallery { grid-template-columns: 1fr; }
  .project-gallery figure, .project-gallery .project-gallery__hero, .project-gallery figure:nth-child(4), .project-gallery figure:nth-child(5), .project-gallery figure:nth-child(6), .project-gallery figure:nth-child(7), .project-gallery figure:nth-child(8) { grid-column: auto; min-height: 22rem; }
  .process-detail { grid-template-columns: 2.6rem 1fr; gap: 1rem; }
  .checklist { grid-template-columns: 1fr; }
  .checklist li:nth-child(odd) { border-right: 0; }
  .fact-grid dl { grid-template-columns: 1fr; }
  .review-feature { grid-template-columns: 1fr; gap: 1.5rem; }
  .review-feature figcaption { max-width: 16rem; }
  .area-index li { grid-template-columns: 2.5rem 1fr; gap: 1rem; }
  .area-index li>p, .area-index li>a { grid-column: 2; margin: 0; }
  .project-form { grid-template-columns: 1fr; }
  .project-form .field--wide { grid-column: auto; }
  .contact-hero { padding-top: 4.5rem; }
  .contact-hero__media { min-height: 21rem; }
  .contact-hero h1 { font-size: clamp(3.4rem,14vw,5rem); }
  .contact-details address { grid-template-columns: 1fr; }
  .legal-hero { padding-top: calc(4.5rem + var(--section-space)); }
}

/* ---------------------------------------------------------------------------
   Guides: listing, article layout, decision aids, rail and sources
   --------------------------------------------------------------------------- */

.guide-list {
  display: grid;
  gap: clamp(2rem, 4vw, 3.5rem);
  margin: clamp(3rem, 6vw, 5rem) 0 0;
  padding: 0;
  list-style: none;
}

.guide-card {
  display: grid;
  grid-template-columns: minmax(0, 0.62fr) minmax(0, 1fr);
  gap: clamp(1.75rem, 4vw, 4rem);
  align-items: center;
  padding-top: clamp(2rem, 4vw, 3rem);
  border-top: 1px solid rgba(8, 13, 26, 0.18);
}

.guide-card:first-child {
  padding-top: 0;
  border-top: 0;
}

.guide-card__media {
  display: block;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.guide-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 260ms ease;
}

.guide-card:hover .guide-card__media img {
  transform: scale(1.03);
}

.guide-card__copy h3 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.9rem, 3vw, 3.1rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.02;
  text-wrap: balance;
}

.guide-card__copy h3 a {
  text-decoration: underline;
  text-decoration-color: rgba(8, 13, 26, 0.22);
  text-underline-offset: 0.28em;
  transition: text-decoration-color 180ms ease;
}

.guide-card__copy h3 a:hover {
  text-decoration-color: var(--blue);
}

.guide-card__copy > p {
  max-width: 46ch;
  margin: 1.1rem 0 0;
  color: #4b535d;
  text-wrap: pretty;
}

.guide-card__meta {
  margin-top: 1.4rem !important;
  color: #6e737a !important;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.guide-list__note {
  max-width: 54ch;
  margin: clamp(2.5rem, 5vw, 4rem) 0 0;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(8, 13, 26, 0.18);
  color: #4b535d;
}

/* Article hero */

.article-hero {
  padding-top: clamp(9rem, 12vw, 11.5rem);
  padding-bottom: clamp(3.5rem, 6vw, 5rem);
}

.article-hero__inner {
  max-width: 62rem;
}

.article-hero h1 {
  max-width: 20ch;
  font-size: clamp(2.6rem, 4.6vw, 4.4rem);
  line-height: 0.98;
}

.article-hero h1 em {
  color: var(--stone);
  font-weight: 400;
}

.article-hero__standfirst {
  max-width: 52ch;
  margin: 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: clamp(1.08rem, 1.5vw, 1.3rem);
  line-height: 1.5;
  text-wrap: pretty;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1.4rem;
  margin: 2.25rem 0 0;
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
  color: var(--steel);
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.article-meta__type {
  color: var(--blue-bright);
  font-weight: 700;
}

/* Article layout */

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 21rem);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
  padding-block: clamp(4rem, 8vw, 7rem);
  background: var(--midnight);
}

.article-body {
  max-width: 42rem;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.06rem;
  line-height: 1.68;
}

.article-body h2 {
  max-width: 22ch;
  margin: clamp(3rem, 5vw, 4.25rem) 0 1.1rem;
  color: var(--white);
  font-family: var(--display);
  font-size: clamp(1.85rem, 3vw, 2.7rem);
  font-weight: 400;
  letter-spacing: -0.03em;
  line-height: 1.06;
  text-wrap: balance;
}

.article-body > p {
  margin: 0 0 1.15rem;
  text-wrap: pretty;
}

.article-body strong {
  color: var(--white);
  font-weight: 700;
}

.article-body a:not(.button):not(.text-link) {
  color: var(--white);
  text-decoration: underline;
  text-decoration-color: var(--blue-bright);
  text-underline-offset: 0.22em;
  transition: color 180ms ease;
}

.article-body a:not(.button):not(.text-link):hover {
  color: var(--blue-bright);
}

/* Answer-first summary */

.answer-box {
  margin: 0 0 1rem;
  padding: clamp(1.6rem, 3vw, 2.4rem);
  border: 1px solid var(--line);
  border-left: 3px solid var(--copper);
  background: var(--navy);
}

.answer-box h2 {
  margin: 0 0 1rem;
  font-size: 0.78rem;
  font-weight: 700;
  font-family: var(--sans);
  letter-spacing: 0.18em;
  line-height: 1.2;
  text-transform: uppercase;
  color: var(--blue-bright);
}

.answer-box p {
  margin: 0 0 0.9rem;
}

.answer-box p:last-child {
  margin-bottom: 0;
}

/* Cost table */

.cost-table {
  margin: clamp(2.25rem, 4vw, 3rem) 0;
  padding: 0;
  border: 1px solid var(--line);
  background: var(--navy);
}

.cost-table figcaption {
  padding: 1.35rem clamp(1.1rem, 2.5vw, 1.7rem);
  border-bottom: 1px solid var(--line);
}

.cost-table figcaption strong {
  display: block;
  color: var(--white);
  font-family: var(--display);
  font-size: 1.3rem;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.cost-table figcaption span {
  display: block;
  margin-top: 0.4rem;
  color: var(--steel);
  font-size: 0.88rem;
  line-height: 1.45;
}

.cost-table__scroll {
  overflow-x: auto;
}

.cost-table table {
  width: 100%;
  min-width: 40rem;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.cost-table th,
.cost-table td {
  padding: 0.95rem clamp(0.75rem, 1.6vw, 1.15rem);
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.cost-table thead th {
  color: var(--blue-bright);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  white-space: nowrap;
}

.cost-table tbody th {
  width: 26%;
  color: var(--white);
  font-weight: 600;
}

.cost-table tbody td:nth-child(2),
.cost-table tbody td:nth-child(3) {
  color: var(--white);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.cost-table tbody td:last-child {
  color: var(--steel);
}

.cost-table tbody tr:last-child th,
.cost-table tbody tr:last-child td {
  border-bottom: 0;
}

.cost-table__note {
  margin: 0;
  padding: 1.1rem clamp(1.1rem, 2.5vw, 1.7rem);
  border-top: 1px solid var(--line);
  color: var(--steel);
  font-size: 0.82rem;
  line-height: 1.5;
}

/* Checklists inside an article */

.article-body .checklist {
  margin: 1.75rem 0 2.25rem;
}

/* FAQ inside an article */

.article-body .faq {
  margin-top: 1.5rem;
  border-top-color: var(--line);
}

.article-body .faq__item button {
  color: var(--white);
}

/* Sources */

.sources {
  margin-top: clamp(3rem, 5vw, 4.25rem);
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.sources h2 {
  margin-top: 0 !important;
  font-family: var(--sans) !important;
  font-size: 0.78rem !important;
  font-weight: 700 !important;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue-bright) !important;
}

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

.sources li {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--steel);
  font-size: 0.93rem;
  line-height: 1.55;
}

.sources__note {
  margin: 1.4rem 0 0;
  color: var(--steel);
  font-size: 0.85rem;
  line-height: 1.55;
}

/* Sticky rail */

.article-rail {
  position: sticky;
  top: 6.5rem;
  display: grid;
  gap: 1.25rem;
}

.rail-card {
  padding: clamp(1.4rem, 2.4vw, 1.85rem);
  border: 1px solid var(--line);
}

.rail-card--cta {
  border-color: rgba(185, 87, 52, 0.55);
  background: var(--ink);
}

.rail-card--cta h2 {
  margin: 0 0 0.9rem;
  color: var(--white);
  font-family: var(--display);
  font-size: 1.55rem;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.08;
}

.rail-card p {
  margin: 0 0 1rem;
  color: var(--steel);
  font-size: 0.92rem;
  line-height: 1.55;
}

.rail-card .button {
  width: 100%;
  margin-bottom: 0.9rem;
}

.rail-card--fact {
  background: var(--navy);
}

.rail-card__stat {
  margin: 0 0 0.75rem !important;
  color: var(--white) !important;
  font-family: var(--display);
  font-size: 2.15rem !important;
  line-height: 1;
  letter-spacing: -0.02em;
}

.rail-card__source {
  margin-bottom: 0 !important;
  color: #6b7683 !important;
  font-size: 0.76rem !important;
}

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

.rail-links li {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
}

.rail-links li:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.rail-links a {
  display: block;
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: rgba(45, 114, 226, 0.5);
  text-underline-offset: 0.22em;
  transition: color 180ms ease;
}

.rail-links a:hover {
  color: var(--blue-bright);
}

.rail-links span {
  display: block;
  margin-top: 0.3rem;
  color: var(--steel);
  font-size: 0.85rem;
  line-height: 1.45;
}

@media (max-width: 60rem) {
  .article-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .article-rail {
    position: static;
    top: auto;
  }

  .guide-card {
    grid-template-columns: minmax(0, 1fr);
  }
}

.site-footer__credit {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--stone);
  transition: color 180ms ease;
}

.site-footer__credit strong {
  color: var(--white);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.site-footer__credit:hover {
  color: var(--white);
}

.site-footer__credit:hover strong {
  color: var(--blue-bright);
}