:root {
  --ink: #171a1d;
  --ink-soft: #3e4348;
  --muted: #72716c;
  --paper: #f7f4ed;
  --line: rgba(23, 26, 29, 0.14);
  --steel: #486477;
  --white: #ffffff;
  --font-body: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: Georgia, "Times New Roman", serif;
}

* {
  box-sizing: border-box;
}

.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;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  background: var(--paper);
}

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

.colour-site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  width: min(1320px, calc(100vw - 36px));
  min-height: 84px;
  margin: 14px auto 0;
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 8px;
  background: rgba(22, 24, 25, 0.88);
  color: var(--white);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.20);
  backdrop-filter: blur(18px);
}

.colour-brand {
  display: grid;
  place-items: center;
  width: 96px;
  height: 64px;
  border-radius: 6px;
  background: #f6f4ef;
}

.colour-brand img {
  width: 78px;
  height: 58px;
  object-fit: contain;
}

.colour-site-header nav {
  display: flex;
  justify-content: center;
  gap: 16px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.88rem;
  font-weight: 800;
  white-space: nowrap;
}

.colour-site-header nav a:hover,
.colour-site-header nav a[aria-current="page"] {
  color: var(--white);
}

.colour-header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.colour-header-call,
.colour-header-quote {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 12px 14px;
  border-radius: 6px;
  font-weight: 700;
  white-space: nowrap;
}

.colour-header-call {
  background: var(--white);
  color: var(--ink);
}

.colour-header-quote {
  background: var(--steel);
  color: var(--white);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.16);
}

.colour-header-quote:hover {
  background: #56758b;
}

.colour-page {
  display: grid;
  gap: 24px;
  min-height: 100vh;
  padding: 136px max(24px, calc((100vw - 1320px) / 2)) 48px;
}

.is-embedded .colour-site-header {
  display: none;
}

.is-embedded .colour-page {
  min-height: 100vh;
  gap: 22px;
  padding: 32px;
}

.is-embedded .colour-hero p {
  max-width: 760px;
}

.is-embedded .colour-back-button {
  top: 24px;
  right: 24px;
}

.eyebrow,
.colour-tools label > span {
  color: var(--steel);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.colour-hero {
  max-width: 980px;
}

.colour-title-row {
  display: flex;
  align-items: end;
  justify-content: flex-start;
  gap: 20px;
}

.colour-hero h1 {
  margin: 10px 0 0;
  font-family: var(--font-display);
  font-size: clamp(2.55rem, 6vw, 5.2rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.colour-back-button {
  position: fixed;
  z-index: 21;
  top: 126px;
  right: max(18px, calc((100vw - 1320px) / 2));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 19px;
  border: 1px solid rgba(72, 100, 119, 0.34);
  border-radius: 8px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 18px 44px rgba(20, 18, 15, 0.16);
  font-size: 0.88rem;
  font-weight: 900;
  white-space: nowrap;
}

.colour-back-button:hover {
  border-color: rgba(72, 100, 119, 0.42);
  background: var(--white);
}

.colour-hero p {
  max-width: 680px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.62;
}

.colour-quote-card {
  max-width: 780px;
  margin-top: 22px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.74);
}

.colour-quote-card h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.65rem;
  line-height: 1.1;
  font-weight: 500;
}

.colour-quote-card p {
  margin-top: 8px;
  font-size: 1rem;
}

.colour-quote-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.colour-tools {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  width: min(520px, 100%);
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 16px 42px rgba(20, 18, 15, 0.06);
}

.colour-tools label {
  display: grid;
  gap: 7px;
}

.colour-tools > label:first-child {
  flex: 1;
}

.colour-tools input,
.colour-tools select {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 0 12px;
  color: var(--ink);
  background: var(--white);
}

.colour-tools input:focus,
.colour-tools select:focus {
  outline: 3px solid rgba(72, 100, 119, 0.18);
  border-color: var(--steel);
}

.colour-filter-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 15px;
  border: 1px solid rgba(72, 100, 119, 0.22);
  border-radius: 999px;
  background: var(--ink);
  color: var(--white);
  cursor: pointer;
  font-size: 0.88rem;
  font-weight: 900;
}

.filter-icon {
  position: relative;
  width: 17px;
  height: 13px;
  border-top: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
}

.filter-icon::before {
  content: "";
  position: absolute;
  left: 3px;
  right: 3px;
  top: 4px;
  border-top: 2px solid currentColor;
}

.colour-filter-popover {
  position: absolute;
  z-index: 5;
  top: calc(100% + 10px);
  right: 0;
  display: grid;
  width: min(340px, calc(100vw - 48px));
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 22px 58px rgba(20, 18, 15, 0.16);
}

.colour-filter-popover[hidden] {
  display: none;
}

.colour-grid,
.colour-group {
  display: grid;
  gap: 18px;
}

.colour-group-heading {
  margin: 6px 0 0;
  color: var(--ink);
  font-size: 1.15rem;
}

.colour-group-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.colour-card {
  min-height: 232px;
  display: grid;
  grid-template-rows: 150px 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 16px 42px rgba(20, 18, 15, 0.08);
  color: inherit;
  cursor: pointer;
  font: inherit;
  padding: 0;
  text-align: left;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.colour-card:hover,
.colour-card:focus-visible {
  border-color: rgba(72, 100, 119, 0.48);
  box-shadow: 0 20px 48px rgba(20, 18, 15, 0.13);
  transform: translateY(-2px);
}

.colour-card:focus-visible {
  outline: 3px solid rgba(72, 100, 119, 0.22);
  outline-offset: 3px;
}

.colour-swatch {
  min-height: 150px;
  border-bottom: 1px solid rgba(23, 26, 29, 0.10);
  background-position: center;
  background-size: cover;
}

.colour-card-copy {
  display: grid;
  gap: 10px;
  align-content: start;
  padding: 16px;
}

.colour-card-copy h2 {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.24;
}

.colour-card-copy div {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.colour-card-copy span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 9px;
  border: 1px solid rgba(23, 26, 29, 0.10);
  border-radius: 999px;
  color: var(--ink-soft);
  background: rgba(247, 244, 237, 0.74);
  font-size: 0.74rem;
  font-weight: 900;
}

.colour-card-copy .colour-quote-cta {
  justify-content: center;
  width: fit-content;
  min-height: 34px;
  padding: 0 12px;
  border-color: rgba(72, 100, 119, 0.32);
  color: var(--white);
  background: var(--steel);
}

@media (max-width: 980px) {
  .colour-site-header {
    grid-template-columns: auto 1fr;
  }

  .colour-site-header nav {
    display: none;
  }

  .colour-header-actions {
    justify-self: end;
  }

  .colour-group-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .colour-tools {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .colour-site-header {
    width: calc(100vw - 24px);
    grid-template-columns: auto auto;
    justify-content: space-between;
    min-height: 70px;
    gap: 12px;
    margin-top: 10px;
  }

  .colour-brand {
    width: 76px;
    height: 52px;
  }

  .colour-brand img {
    width: 62px;
    height: 46px;
  }

  .colour-header-actions {
    gap: 8px;
  }

  .colour-header-call {
    display: none;
  }

  .colour-header-quote {
    min-height: 42px;
    padding: 0 12px;
    font-size: 0.82rem;
  }

  .colour-back-button {
    top: 96px;
    right: 18px;
    min-height: 38px;
    padding: 0 14px;
    font-size: 0.82rem;
  }

  .colour-page {
    gap: 22px;
    padding: 112px 18px 58px;
  }

  .is-embedded .colour-page {
    padding: 24px 16px 40px;
  }

  .colour-hero h1 {
    font-size: clamp(2.25rem, 11vw, 3.1rem);
  }

  .colour-title-row {
    align-items: flex-start;
    flex-direction: column;
  }

  .colour-quote-actions {
    display: grid;
  }

  .colour-quote-actions a {
    width: 100%;
  }

  .colour-grid,
  .colour-group,
  .colour-group-grid {
    grid-template-columns: 1fr;
  }

}