.colour-page {
  background:
    radial-gradient(65% 45% at 78% 5%, rgba(57, 255, 20, .06), transparent 72%),
    var(--ink);
}

.colour-page .nav { gap: 24px; }
.colour-page .nav-links { gap: 24px; }

.colour-shortlist-nav {
  min-height: 44px;
  padding: 0 15px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(255, 255, 255, .03);
  color: var(--white);
  cursor: pointer;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.colour-shortlist-nav span { color: var(--green); }
.colour-shortlist-nav:hover { border-color: var(--green); }

.colour-hero { min-height: 620px; padding: 92px 0 82px; }
.colour-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: .12;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .08) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: linear-gradient(100deg, transparent, #000);
}
.colour-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(340px, .68fr);
  gap: 80px;
  align-items: center;
}
.colour-hero h1 { max-width: 820px; margin-top: 18px; font-size: clamp(4rem, 8.2vw, 7.7rem); }
.colour-hero p { max-width: 700px; margin-top: 24px; font-size: 1.08rem; }
.colour-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.colour-hero-actions button { cursor: pointer; }
.colour-page button.button::after { content: none; }

.colour-trust-card {
  position: relative;
  overflow: hidden;
  padding: 26px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(12, 17, 14, .86);
  box-shadow: var(--shadow);
}
.colour-trust-card::after {
  content: '';
  position: absolute;
  width: 190px;
  height: 190px;
  right: -60px;
  top: -65px;
  border-radius: 50%;
  background: rgba(57, 255, 20, .08);
  filter: blur(2px);
}
.colour-trust-card > span {
  position: relative;
  z-index: 1;
  color: var(--green);
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}
.colour-trust-card ol { position: relative; z-index: 1; display: grid; gap: 0; margin-top: 16px; list-style: none; }
.colour-trust-card li { display: grid; grid-template-columns: 42px 1fr; gap: 12px; align-items: start; padding: 18px 0; border-top: 1px solid var(--line); }
.colour-trust-card li b { color: var(--green); font: 800 1.25rem/1 'Barlow Condensed', sans-serif; }
.colour-trust-card li strong { display: block; font-size: .95rem; }
.colour-trust-card li small { display: block; margin-top: 2px; color: var(--muted); font-size: .76rem; line-height: 1.5; }
.colour-trust-card > p { position: relative; z-index: 1; margin: 4px 0 0; padding: 14px; border-radius: 12px; background: rgba(255, 255, 255, .04); font-size: .72rem; line-height: 1.55; }
.colour-trust-card > p strong { color: var(--white); }

.colour-browser-section { padding: 92px 0 110px; }
.colour-browser-heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, 440px); gap: 80px; align-items: end; }
.colour-browser-heading h2 { margin-top: 12px; }
.colour-browser-heading > p { padding-bottom: 10px; }

.colour-toolbar {
  position: sticky;
  top: 88px;
  z-index: 30;
  display: grid;
  grid-template-columns: minmax(280px, 1.2fr) minmax(0, 2.1fr) auto;
  gap: 14px;
  align-items: center;
  margin-top: 42px;
  padding: 14px;
  border: 1px solid var(--line-strong);
  border-radius: 18px;
  background: rgba(8, 12, 9, .94);
  box-shadow: 0 22px 50px rgba(0, 0, 0, .28);
  backdrop-filter: blur(18px);
}
.colour-search {
  min-height: 48px;
  display: grid;
  grid-template-columns: 22px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #080b09;
}
.colour-search:focus-within { border-color: var(--green); box-shadow: 0 0 0 3px rgba(57, 255, 20, .1); }
.colour-search svg { width: 19px; fill: none; stroke: var(--muted); stroke-width: 1.8; stroke-linecap: round; }
.colour-search input { width: 100%; border: 0; outline: 0; background: transparent; color: var(--white); font-size: .84rem; }
.colour-search input::placeholder { color: #717a75; }
.colour-search button {
  min-width: 44px;
  min-height: 44px;
  display: grid;
  place-items: center;
  border: 0;
  background: transparent;
  color: var(--green);
  cursor: pointer;
  font-size: .65rem;
  font-weight: 800;
  text-transform: uppercase;
}

.colour-family-filters { display: flex; gap: 7px; overflow-x: auto; scrollbar-width: none; }
.colour-family-filters::-webkit-scrollbar { display: none; }
.colour-family-filters button {
  flex: 0 0 auto;
  min-height: 44px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: #bbc2be;
  cursor: pointer;
  font-size: .67rem;
  font-weight: 800;
  text-transform: uppercase;
}
.colour-family-filters button:hover { border-color: var(--line-strong); color: var(--white); }
.colour-family-filters button.active { border-color: var(--green); background: rgba(57, 255, 20, .11); color: var(--green); }

.colour-toolbar-meta { min-width: 108px; text-align: right; }
.colour-toolbar-meta p { margin: 0; font-size: .65rem; }
.colour-toolbar-meta p strong { display: block; color: var(--white); font-size: .95rem; }
.colour-toolbar-meta button { min-height: 44px; margin-top: 1px; padding-inline: 8px; border: 0; background: transparent; color: var(--green); cursor: pointer; font-size: .62rem; font-weight: 800; text-transform: uppercase; }

.colour-context {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: start;
  margin: 18px 0 26px;
  padding: 13px 16px;
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 12px;
  background: rgba(255, 255, 255, .025);
}
.colour-context-dot { width: 9px; height: 9px; margin-top: 6px; border-radius: 50%; background: #f6c94c; box-shadow: 0 0 14px rgba(246, 201, 76, .42); }
.colour-context p { margin: 0; font-size: .72rem; line-height: 1.55; }
.colour-context strong { color: var(--white); }

.colour-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}
.colour-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #0b0f0c;
  color: var(--white);
  cursor: pointer;
  text-align: left;
  transition: transform .17s ease, border-color .17s ease, box-shadow .17s ease;
}
.colour-card:hover { transform: translateY(-3px); border-color: rgba(255, 255, 255, .28); box-shadow: 0 16px 34px rgba(0, 0, 0, .24); }
.colour-card:focus-visible { outline: 3px solid rgba(57, 255, 20, .7); outline-offset: 2px; }
.colour-card.is-saved { border-color: rgba(57, 255, 20, .56); }
.colour-card-swatch {
  position: relative;
  display: block;
  aspect-ratio: 1.35 / 1;
  border-bottom: 1px solid rgba(0, 0, 0, .14);
  background-color: var(--swatch);
}
.colour-card-save {
  position: absolute;
  z-index: 1;
  right: 8px;
  top: 8px;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .35);
  border-radius: 50%;
  background: rgba(4, 6, 5, .72);
  color: var(--white);
  font-size: 1.05rem;
  line-height: 1;
}
.colour-card.is-saved .colour-card-save { border-color: var(--green); background: var(--green); color: #051005; }
.colour-card-copy { display: block; min-width: 0; padding: 12px 12px 13px; }
.colour-card-copy strong { display: block; overflow: hidden; font-size: .8rem; line-height: 1.3; text-overflow: ellipsis; white-space: nowrap; }
.colour-card-copy small { display: flex; justify-content: space-between; gap: 8px; margin-top: 6px; color: var(--muted); font-size: .65rem; line-height: 1.35; }
.colour-card-copy small span:first-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.colour-card-copy small span:last-child { color: #d6dcd8; }

.colour-load-more { display: grid; justify-items: center; gap: 12px; padding-top: 38px; }
.colour-load-more p { font-size: .72rem; }
.colour-empty { margin-top: 20px; padding: 52px 24px; border: 1px dashed var(--line-strong); border-radius: var(--radius); text-align: center; }
.colour-empty strong { font: 800 2rem/1 'Barlow Condensed', sans-serif; text-transform: uppercase; }
.colour-empty p { margin: 8px 0 20px; }

.colour-help-section { padding: 92px 0; border-top: 1px solid var(--line); background: #0a0d0b; }
.colour-help-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(360px, .92fr); gap: 90px; align-items: start; }
.colour-help-grid h2 { margin-top: 14px; }
.colour-help-copy > p { font-size: 1.02rem; }
.colour-help-copy em { color: var(--white); font-style: normal; }
.colour-help-copy ul { display: grid; gap: 12px; margin: 26px 0 28px; list-style: none; }
.colour-help-copy li { position: relative; padding-left: 24px; color: #c3cac6; font-size: .86rem; }
.colour-help-copy li::before { content: '✓'; position: absolute; left: 0; color: var(--green); font-weight: 800; }
.colour-help-copy .text-link { color: var(--green); font-size: .78rem; font-weight: 800; text-decoration: none; text-transform: uppercase; }

dialog {
  color: var(--white);
  border: 1px solid var(--line-strong);
  background: #0c100e;
  box-shadow: 0 40px 120px rgba(0, 0, 0, .72);
}
dialog::backdrop { background: rgba(0, 0, 0, .78); backdrop-filter: blur(8px); }
.dialog-close {
  position: absolute;
  z-index: 5;
  right: 16px;
  top: 16px;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 50%;
  background: rgba(4, 6, 5, .7);
  color: var(--white);
  cursor: pointer;
  font-size: 1.55rem;
  line-height: 1;
}

.colour-dialog {
  width: min(920px, calc(100% - 28px));
  max-height: min(820px, calc(100svh - 28px));
  margin: auto;
  padding: 0;
  overflow: hidden auto;
  border-radius: 24px;
}
.colour-dialog[open] { display: grid; grid-template-columns: minmax(280px, .8fr) minmax(0, 1.2fr); }
.colour-dialog-swatch {
  min-height: 520px;
  display: flex;
  align-items: flex-end;
  padding: 22px;
  background: var(--detail-swatch, #777);
}
.colour-dialog-swatch span { padding: 7px 10px; border-radius: 999px; background: rgba(0, 0, 0, .62); color: #fff; font-size: .62rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.colour-dialog-body { padding: 46px 40px 36px; }
.colour-dialog-body h2 { margin-top: 13px; font-size: clamp(2.8rem, 6vw, 4.8rem); }
.colour-dialog-reference { margin-top: 10px; color: var(--white); font-size: .85rem; font-weight: 800; }
.colour-values { display: grid; margin-top: 28px; border-top: 1px solid var(--line); }
.colour-values > div { display: grid; grid-template-columns: 1fr auto; gap: 18px; padding: 13px 0; border-bottom: 1px solid var(--line); }
.colour-values span { color: var(--muted); font-size: .72rem; }
.colour-values strong { font-size: .78rem; }
.colour-dialog-note { margin-top: 20px; padding: 15px; border: 1px solid rgba(246, 201, 76, .2); border-radius: 12px; background: rgba(246, 201, 76, .05); }
.colour-dialog-note strong { font-size: .76rem; }
.colour-dialog-note p { margin-top: 3px; font-size: .68rem; line-height: 1.5; }
.colour-dialog-actions { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 22px; }
.colour-dialog-actions .button { min-height: 44px; padding-inline: 14px; cursor: pointer; font-size: .64rem; }
.copy-feedback { min-height: 20px; margin-top: 10px; color: var(--green); font-size: .68rem; }

.viewing-dialog,
.shortlist-dialog {
  width: min(660px, calc(100% - 28px));
  max-height: calc(100svh - 28px);
  margin: auto;
  padding: 38px;
  overflow: auto;
  border-radius: 24px;
}
.viewing-dialog-heading h2,
.shortlist-heading h2 { margin-top: 14px; font-size: clamp(2.8rem, 8vw, 4.5rem); }
.viewing-dialog-heading p,
.shortlist-heading p { margin-top: 12px; font-size: .85rem; }
.viewing-checklist { display: grid; margin-top: 24px; list-style: none; }
.viewing-checklist li { display: grid; grid-template-columns: 44px 1fr; gap: 12px; padding: 17px 0; border-top: 1px solid var(--line); }
.viewing-checklist li > span { color: var(--green); font: 800 1.25rem/1 'Barlow Condensed', sans-serif; }
.viewing-checklist strong { display: block; font-size: .88rem; }
.viewing-checklist p { margin-top: 3px; font-size: .72rem; line-height: 1.5; }
.viewing-confirm { display: grid; grid-template-columns: 19px 1fr; gap: 10px; align-items: start; margin: 10px 0 22px; padding: 14px; border-radius: 12px; background: rgba(255, 255, 255, .04); color: #c8cfcb; cursor: pointer; font-size: .7rem; }
.viewing-confirm input { width: 18px; height: 18px; accent-color: var(--green); }
.viewing-dialog > .button { cursor: pointer; }
.viewing-dialog > .button[disabled] { opacity: .42; cursor: not-allowed; }

.shortlist-items { display: grid; gap: 8px; margin-top: 24px; }
.shortlist-item { display: grid; grid-template-columns: 46px 1fr auto; gap: 12px; align-items: center; padding: 9px; border: 1px solid var(--line); border-radius: 12px; }
.shortlist-item-swatch { width: 46px; height: 46px; border-radius: 8px; background: var(--shortlist-swatch); }
.shortlist-item strong { display: block; font-size: .75rem; }
.shortlist-item small { display: block; color: var(--muted); font-size: .6rem; }
.shortlist-item button { width: 44px; height: 44px; border: 0; border-radius: 50%; background: rgba(255, 255, 255, .06); color: var(--muted); cursor: pointer; }
.shortlist-empty { padding: 38px 0; text-align: center; }
.shortlist-empty strong { font: 800 1.6rem/1 'Barlow Condensed', sans-serif; text-transform: uppercase; }
.shortlist-empty p { margin-top: 7px; font-size: .72rem; }
.shortlist-actions { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 18px; border-top: 1px solid var(--line); }
.shortlist-actions .button { min-height: 44px; padding-inline: 14px; cursor: pointer; font-size: .64rem; }

@media (max-width: 1180px) {
  .colour-page .nav { gap: 18px; }
  .colour-page .nav-links { gap: 17px; }
  .colour-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
  .colour-toolbar { grid-template-columns: minmax(250px, 1fr) minmax(0, 1.5fr); }
  .colour-toolbar-meta { grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: center; text-align: left; }
  .colour-toolbar-meta p strong { display: inline; margin-right: 4px; }
}

@media (max-width: 1000px) {
  .colour-hero-grid { grid-template-columns: 1fr; gap: 42px; }
  .colour-trust-card { max-width: 720px; }
  .colour-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .colour-help-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 860px) {
  .colour-page .nav { grid-template-columns: 1fr auto; }
  .colour-page .nav-actions { display: flex; }
  .colour-page .menu-button { display: block; }
  .colour-shortlist-nav { min-height: 44px; padding-inline: 12px; }
  .colour-hero { min-height: auto; padding: 62px 0; }
  .colour-browser-section { padding: 70px 0 84px; }
  .colour-browser-heading { grid-template-columns: 1fr; gap: 22px; }
  .colour-toolbar { position: static; top: auto; grid-template-columns: 1fr; gap: 10px; }
  .colour-family-filters {
    margin-inline: -2px;
    padding: 2px 28px 2px 2px;
    scroll-snap-type: x proximity;
    -webkit-mask-image: linear-gradient(to right, #000 0, #000 calc(100% - 34px), transparent 100%);
    mask-image: linear-gradient(to right, #000 0, #000 calc(100% - 34px), transparent 100%);
  }
  .colour-family-filters button { scroll-snap-align: start; }
  .colour-toolbar-meta { grid-column: auto; }
  .colour-dialog[open] { display: block; }
  .colour-dialog-swatch { min-height: 240px; }
  .colour-dialog-body { padding: 34px 24px 28px; }
}

@media (max-width: 650px) {
  .colour-hero h1 { font-size: clamp(3.6rem, 17vw, 5.2rem); }
  .colour-hero p { font-size: .95rem; }
  .colour-hero-actions .button { flex: 1 1 100%; }
  .colour-trust-card { padding: 20px; }
  .colour-browser-section .wrap { width: min(100% - 24px, var(--wrap)); }
  .colour-toolbar { top: auto; margin-inline: -2px; padding: 10px; border-radius: 14px; }
  .colour-context { margin: 13px 0 18px; }
  .colour-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
  .colour-card { border-radius: 12px; }
  .colour-card-copy { padding: 9px; }
  .colour-card-copy strong { font-size: .73rem; }
  .colour-card-copy small { display: block; font-size: .62rem; }
  .colour-card-copy small span { display: block; }
  .colour-card-save { right: 6px; top: 6px; width: 44px; height: 44px; font-size: 1rem; }
  .colour-help-section { padding: 68px 0; }
  .viewing-dialog,
  .shortlist-dialog { padding: 32px 20px 22px; border-radius: 18px; }
  .dialog-close { right: 10px; top: 10px; }
  .colour-dialog-swatch { min-height: 205px; }
  .colour-dialog-body h2 { padding-right: 38px; }
  .colour-values > div { display: block; }
  .colour-values strong { display: block; margin-top: 3px; }
  .colour-dialog-actions .button,
  .shortlist-actions .button { flex: 1 1 100%; }
}

@media (max-width: 390px) {
  .colour-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .colour-shortlist-nav { padding-inline: 10px; font-size: .61rem; }
}

@media (prefers-reduced-motion: reduce) {
  .colour-card { transition: none; }
}