:root {
  --ink: #14282d;
  --muted-ink: #526468;
  --soft-ink: #6c797c;
  --paper: #f8f8f5;
  --white: #ffffff;
  --line: #d8e0dd;
  --teal: #0c6368;
  --teal-dark: #073f43;
  --green: #58745f;
  --coral: #d3744d;
  --gold: #d4ad50;
  --blue: #6e85c2;
  --mist: #eaf2ef;
  --peach: #f6e7de;
  --shadow: 0 18px 46px rgba(20, 40, 45, 0.12);
  --radius: 7px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
  letter-spacing: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
  background: var(--paper);
  color: var(--ink);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}

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

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 10px 14px;
  color: var(--white);
  background: var(--teal-dark);
  border-radius: 4px;
  transform: translateY(-150%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 76px;
  padding: 10px clamp(18px, 4vw, 56px);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid rgba(20, 40, 45, 0.1);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo {
  width: 236px;
  height: auto;
  max-height: 56px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--muted-ink);
  font-size: 0.96rem;
  font-weight: 700;
}

.site-nav a {
  padding: 8px 0 6px;
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--teal-dark);
  border-bottom-color: var(--coral);
}

.site-nav a:focus-visible,
.button:focus-visible,
.text-link:focus-visible,
.inline-link:focus-visible,
.footer-links a:focus-visible,
.legal-content a:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
}

.hero {
  position: relative;
  display: grid;
  align-items: end;
  min-height: min(680px, calc(100svh - 104px));
  overflow: hidden;
  background: var(--ink);
}

.hero-image,
.hero-overlay {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-image {
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  background: rgba(7, 28, 32, 0.68);
}

.hero-content {
  position: relative;
  max-width: 850px;
  padding: 94px clamp(22px, 7vw, 90px) 72px;
  color: var(--white);
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--coral);
  font-size: 0.8rem;
  font-weight: 850;
  line-height: 1.3;
  text-transform: uppercase;
}

.hero .eyebrow,
.aias-band .eyebrow,
.audience-band .eyebrow {
  color: #ffc3a5;
}

h1,
h2,
h3 {
  margin: 0;
  overflow-wrap: break-word;
  line-height: 1.08;
}

h1 {
  max-width: 12ch;
  font-size: 4.9rem;
  font-weight: 820;
}

h2 {
  font-size: 2.75rem;
  font-weight: 790;
}

h3 {
  font-size: 1.17rem;
  font-weight: 780;
  line-height: 1.25;
}

.hero-copy {
  max-width: 680px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.25rem;
}

.hero-actions,
.page-hero-actions,
.feature-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 19px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 780;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
  transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease, transform 150ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

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

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

.button.secondary {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.62);
}

.button.secondary:hover {
  background: rgba(255, 255, 255, 0.16);
}

.button.outline {
  color: var(--teal-dark);
  background: transparent;
  border-color: var(--teal);
}

.button.outline:hover {
  color: var(--white);
  background: var(--teal-dark);
}

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

.proof-strip,
.stat-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  padding: 24px clamp(18px, 4vw, 56px);
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.proof-strip > div,
.stat-strip > div {
  display: grid;
  gap: 2px;
  padding: 4px 28px;
  border-left: 1px solid var(--line);
}

.proof-strip > div:first-child,
.stat-strip > div:first-child {
  border-left: 0;
}

.proof-strip strong,
.stat-strip strong {
  color: var(--teal-dark);
  font-size: 1.05rem;
}

.proof-strip span,
.stat-strip span {
  color: var(--muted-ink);
  font-size: 0.93rem;
}

.stat-strip {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  text-align: center;
}

.stat-strip strong {
  font-size: 1.75rem;
  line-height: 1.1;
}

.section {
  padding: clamp(64px, 9vw, 112px) clamp(18px, 4vw, 56px);
}

.section-inner {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
}

.two-column {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
  gap: clamp(36px, 6vw, 82px);
  align-items: start;
}

.stacked-copy,
.details-list {
  color: var(--muted-ink);
  font-size: 1.15rem;
}

.stacked-copy p,
.details-list p {
  margin: 0 0 20px;
}

.stacked-copy p:last-child,
.details-list p:last-child {
  margin-bottom: 0;
}

.compact-copy {
  margin-top: 24px;
  font-size: 1.05rem;
}

.principle-callout {
  display: grid;
  grid-template-columns: minmax(240px, 0.75fr) minmax(0, 1.25fr);
  gap: 38px;
  margin-top: 50px;
  padding: 26px 0;
  border-top: 2px solid var(--coral);
  border-bottom: 1px solid var(--line);
}

.principle-callout strong {
  color: var(--teal-dark);
  font-size: 1.18rem;
}

.principle-callout p {
  margin: 0;
  color: var(--muted-ink);
  font-size: 1.05rem;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 38px;
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(260px, 0.75fr);
  gap: 40px;
  max-width: none;
  align-items: end;
}

.split-heading > p {
  margin: 0;
  color: var(--muted-ink);
  font-size: 1.06rem;
}

.services-band {
  background: var(--mist);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.service-grid,
.principles-grid,
.use-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.service-card,
.principles-grid article {
  position: relative;
  padding: 25px;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 3px solid var(--teal);
  border-radius: var(--radius);
}

.service-card:nth-child(2),
.principles-grid article:nth-child(2) {
  border-top-color: var(--green);
}

.service-card:nth-child(3),
.principles-grid article:nth-child(3) {
  border-top-color: var(--gold);
}

.service-card:nth-child(4),
.principles-grid article:nth-child(4) {
  border-top-color: var(--coral);
}

.service-card p,
.principles-grid p,
.use-grid p {
  margin: 12px 0 0;
  color: var(--muted-ink);
}

.service-number,
.use-grid article > span {
  display: block;
  margin-bottom: 26px;
  color: var(--coral);
  font-size: 0.8rem;
  font-weight: 850;
}

.process-band {
  background: var(--white);
}

.process-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.process-list article {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 14px;
  padding: 30px 26px;
  border-left: 1px solid var(--line);
}

.process-list article:first-child {
  border-left: 0;
}

.process-list article > span {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  color: var(--white);
  background: var(--teal);
  border-radius: 50%;
  font-weight: 850;
}

.process-list p {
  margin: 10px 0 0;
  color: var(--muted-ink);
}

.aias-band {
  color: var(--white);
  background: var(--teal-dark);
}

.aias-feature {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.7fr);
  gap: clamp(42px, 7vw, 96px);
  align-items: center;
}

.aias-feature > div > p:not(.eyebrow) {
  max-width: 700px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.08rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  color: var(--white);
  font-weight: 800;
  text-decoration: none;
  border-bottom: 2px solid var(--coral);
}

.text-link.alt {
  color: rgba(255, 255, 255, 0.78);
  border-bottom-color: rgba(255, 255, 255, 0.42);
}

.inline-link,
.legal-content a,
.privacy-note a {
  color: var(--teal-dark);
  font-weight: 760;
}

.aias-levels {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.aias-levels li {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  align-items: center;
  min-height: 51px;
  padding: 7px 16px 7px 8px;
  color: var(--ink);
  background: #67d1ea;
  border-radius: 5px;
}

.aias-levels li:nth-child(2) {
  background: #a9edbc;
}

.aias-levels li:nth-child(3) {
  background: #aabbed;
}

.aias-levels li:nth-child(4) {
  background: #f6dda0;
}

.aias-levels li:nth-child(5) {
  background: #ee9cdb;
}

.aias-levels span {
  font-size: 1.2rem;
  font-weight: 850;
  text-align: center;
}

.closing-band {
  background: var(--peach);
}

.closing-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}

.closing-content h2 {
  max-width: 780px;
}

.page-hero {
  padding: 100px clamp(18px, 4vw, 56px) 76px;
  background: var(--mist);
  border-bottom: 4px solid var(--coral);
}

.page-hero h1 {
  max-width: 920px;
  font-size: 4.2rem;
}

.page-hero p:not(.eyebrow) {
  max-width: 790px;
  margin: 24px 0 0;
  color: var(--muted-ink);
  font-size: 1.25rem;
}

.page-hero-actions {
  margin-top: 30px;
}

.story-feature {
  display: grid;
  grid-template-columns: minmax(320px, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(30px, 4vw, 54px);
  align-items: center;
  max-width: 1040px;
}

.story-section {
  padding-top: clamp(34px, 4vw, 48px);
  padding-bottom: clamp(34px, 4vw, 48px);
}

.story-feature > img {
  display: block;
  width: 100%;
  height: clamp(270px, 22vw, 340px);
  object-fit: cover;
  object-position: center 46%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.principles-band {
  background: var(--mist);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

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

.lined-list > div {
  display: grid;
  grid-template-columns: minmax(150px, 0.8fr) minmax(0, 1.4fr);
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.lined-list span {
  color: var(--muted-ink);
}

.audience-band {
  color: var(--white);
  background: #17393e;
}

.audience-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 28px;
}

.audience-list span {
  padding: 16px 0;
  color: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  font-weight: 720;
}

.aias-page-hero {
  background: #e5f0ee;
}

.use-band {
  background: var(--peach);
}

.use-grid article {
  padding: 24px 22px 0 0;
  border-top: 2px solid var(--coral);
}

.pattern-band {
  background: var(--white);
}

.level-design-list {
  border-top: 1px solid var(--line);
}

.level-design-list article {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.level-design-list article > span {
  display: grid;
  width: 46px;
  height: 46px;
  place-items: center;
  color: var(--ink);
  background: #67d1ea;
  border-radius: 6px;
  font-size: 1.15rem;
  font-weight: 850;
}

.level-design-list article:nth-child(2) > span {
  background: #a9edbc;
}

.level-design-list article:nth-child(3) > span {
  background: #aabbed;
}

.level-design-list article:nth-child(4) > span {
  background: #f6dda0;
}

.level-design-list article:nth-child(5) > span {
  background: #ee9cdb;
}

.level-design-list article > div {
  display: grid;
  grid-template-columns: minmax(220px, 0.65fr) minmax(0, 1.35fr);
  gap: 34px;
  align-items: baseline;
}

.level-design-list p {
  margin: 0;
  color: var(--muted-ink);
}

.aias-figure {
  margin: 0;
  padding: 14px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.aias-figure > a {
  display: block;
}

.aias-figure img {
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
}

.aias-figure figcaption {
  margin-top: 13px;
  color: var(--muted-ink);
  font-size: 0.95rem;
}

.aias-figure figcaption a {
  color: var(--teal-dark);
  font-weight: 760;
}

.licence-band {
  background: #edf0f8;
  border-top: 1px solid #d9deec;
}

.light-on-dark {
  color: var(--white);
}

.light-on-dark .feature-links {
  justify-content: flex-end;
  margin-top: 0;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(38px, 7vw, 90px);
  align-items: start;
}

.contact-card {
  padding: clamp(28px, 4vw, 44px);
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 4px solid var(--teal);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.contact-card h2 {
  font-size: 2rem;
}

.contact-card > p:not(.eyebrow) {
  margin: 18px 0 0;
  color: var(--muted-ink);
}

.contact-card .button {
  width: 100%;
  margin-top: 26px;
}

.contact-card .privacy-note {
  font-size: 0.9rem;
}

.enquiry-guide h2 {
  margin-bottom: 28px;
}

.compact-list > div {
  grid-template-columns: minmax(135px, 0.75fr) minmax(0, 1.25fr);
  padding: 16px 0;
}

.details-band {
  background: var(--mist);
  border-top: 1px solid var(--line);
}

.legal-hero h1 {
  max-width: 680px;
}

.legal-content {
  max-width: 860px;
  color: var(--muted-ink);
  font-size: 1.04rem;
}

.legal-content h2 {
  margin: 52px 0 15px;
  color: var(--ink);
  font-size: 1.65rem;
}

.legal-content p {
  margin: 0 0 18px;
}

.legal-content .updated-date {
  padding-bottom: 22px;
  border-bottom: 1px solid var(--line);
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.9fr);
  gap: 32px;
  padding: 40px clamp(18px, 4vw, 56px);
  color: rgba(255, 255, 255, 0.72);
  background: #101d21;
}

.site-footer strong {
  display: block;
  color: var(--white);
}

.site-footer p {
  max-width: 560px;
  margin: 8px 0 0;
}

.footer-links {
  display: grid;
  gap: 7px;
  justify-items: end;
  font-size: 0.9rem;
  text-align: right;
}

.footer-links a {
  color: var(--white);
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}

@media (max-width: 1000px) {
  h1 {
    font-size: 4rem;
  }

  .page-hero h1 {
    font-size: 3.55rem;
  }

  .service-grid,
  .principles-grid,
  .use-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-list {
    grid-template-columns: 1fr;
  }

  .process-list article {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .process-list article:first-child {
    border-top: 0;
  }

  .aias-feature {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.8fr);
  }
}

@media (max-width: 760px) {
  .site-header {
    display: grid;
    gap: 8px;
    padding-top: 8px;
    padding-bottom: 10px;
  }

  .brand-logo {
    width: 190px;
    height: auto;
    max-height: 48px;
  }

  .site-nav {
    width: 100%;
    gap: 22px;
  }

  .hero {
    min-height: 620px;
  }

  .hero-overlay {
    background: rgba(7, 28, 32, 0.76);
  }

  h1 {
    max-width: 11ch;
    font-size: 3.15rem;
  }

  h2 {
    font-size: 2.15rem;
  }

  .page-hero {
    padding-top: 72px;
    padding-bottom: 60px;
  }

  .page-hero h1 {
    font-size: 2.85rem;
  }

  .hero-copy,
  .page-hero p:not(.eyebrow) {
    font-size: 1.1rem;
  }

  .proof-strip,
  .stat-strip,
  .two-column,
  .split-heading,
  .principle-callout,
  .aias-feature,
  .story-feature,
  .contact-layout,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .story-feature > img {
    height: 220px;
  }

  .proof-strip,
  .stat-strip {
    text-align: left;
  }

  .proof-strip > div,
  .stat-strip > div {
    padding: 15px 0;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .proof-strip > div:first-child,
  .stat-strip > div:first-child {
    border-top: 0;
  }

  .split-heading {
    align-items: start;
  }

  .service-grid,
  .principles-grid,
  .use-grid {
    grid-template-columns: 1fr;
  }

  .closing-content {
    align-items: flex-start;
    flex-direction: column;
  }

  .lined-list > div,
  .compact-list > div,
  .level-design-list article > div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .audience-list {
    grid-template-columns: 1fr;
  }

  .light-on-dark .feature-links {
    justify-content: flex-start;
  }

  .footer-links {
    justify-items: start;
    text-align: left;
  }
}

@media (max-width: 480px) {
  .hero-content {
    padding: 76px 18px 52px;
  }

  h1 {
    font-size: 2.72rem;
  }

  .page-hero h1 {
    font-size: 2.5rem;
  }

  .hero-actions,
  .page-hero-actions,
  .feature-links {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .contact-card h2 {
    font-size: 1.55rem;
  }
}

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

  .button {
    transition: none;
  }
}