/* Brand book — the parts only this document has: swatches, contrast pairs, the type
   ladder, specimens, the character and photo grids. Shared document styles (cover,
   rail, chapters, help band) are in base/brandage-docs.css. Every colour and size is a
   brand token from base/brandage.css; nothing is restated here. */

/* Measured value that no longer matches what the page was written with */
.bdd [data-bb-drift="1"] {
  outline: 3px solid var(--bd-pink);
  outline-offset: 4px;
  border-radius: 12px;
}

/* -------------------------------------------------------------- Colour -- */

.bdd .bbk-swatches {
  list-style: none;
  margin: 8px 0 28px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 16px;
}
.bdd .bbk-swatches--core { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.bdd .bbk-swatch {
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border: var(--bd-border) solid var(--bd-ink);
  border-radius: var(--bd-radius-md);
  background: var(--bd-cream);
}
.bdd .bbk-swatch__chip {
  display: block;
  height: 96px;
  border-bottom: var(--bd-border) solid var(--bd-ink);
}
.bdd .bbk-swatches--core .bbk-swatch__chip { height: 132px; }
.bdd .bbk-swatch__body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 14px 14px;
}
.bdd .bbk-swatch__name { font-size: 16.5px; font-weight: 800; color: var(--bd-ink); }
.bdd .bbk-swatch__hex {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px;
  font-weight: 600;
  color: var(--bd-navy);
}
.bdd .bbk-swatch__role { margin-top: 4px; font-size: 14px; line-height: 1.45; color: var(--bd-muted); }
@media (max-width: 640px) {
  .bdd .bbk-swatches,
  .bdd .bbk-swatches--core { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
  .bdd .bbk-swatch__chip,
  .bdd .bbk-swatches--core .bbk-swatch__chip { height: 72px; }
  .bdd .bbk-swatch__body { padding: 10px 12px 12px; }
  .bdd .bbk-swatch__role { font-size: 13px; }
}

/* Contrast pairs */
.bdd .bbk-pairs {
  list-style: none;
  margin: 8px 0 24px;
  padding: 0;
  border-top: 2px solid var(--bd-pale-dot);
}
.bdd .bbk-pair {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 2px solid var(--bd-pale-dot);
}
.bdd .bbk-pair__sample {
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  width: 64px;
  height: 48px;
  border: 2px solid var(--bd-ink);
  border-radius: 12px;
  font-size: 22px;
  font-weight: 800;
}
.bdd .bbk-pair__name { flex: 1 1 auto; min-width: 0; font-size: 15.5px; line-height: 1.4; color: var(--bd-muted); }
.bdd .bbk-pair__name b { display: block; color: var(--bd-ink); font-size: 16px; }
.bdd .bbk-pair__ratio {
  flex: 0 0 auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 15px;
  font-weight: 700;
  color: var(--bd-ink);
  white-space: nowrap;
}
.bdd .bbk-pair__verdict {
  flex: 0 0 auto;
  min-width: 112px;
  padding: 4px 12px;
  border: 2px solid var(--bd-navy);
  border-radius: 999px;
  background: var(--bd-pale);
  color: var(--bd-navy);
  font-size: 13.5px;
  font-weight: 800;
  text-align: center;
}
.bdd .bbk-pair__verdict[data-bb-pass="0"] { border-color: var(--bd-pink); background: var(--bd-pink-tint); color: var(--bd-error); }
.bdd .bbk-pair__verdict--decor { border-style: dashed; background: var(--bd-cream); color: var(--bd-muted); border-color: var(--bd-muted); }
@media (max-width: 640px) {
  .bdd .bbk-pair { flex-wrap: wrap; gap: 10px 14px; }
  .bdd .bbk-pair__name { flex-basis: calc(100% - 80px); }
  .bdd .bbk-pair__ratio { margin-left: 78px; }
}

/* ---------------------------------------------------------------- Type -- */

.bdd .bbk-specimen {
  margin: 8px 0 22px;
  padding: 28px;
  border: var(--bd-border) solid var(--bd-navy);
  border-radius: var(--bd-radius-lg);
  background: var(--bd-pale);
  overflow: hidden;
}
.bdd .bbk-specimen--dark {
  background-color: var(--bd-navy);
  background-image: radial-gradient(var(--bd-navy-dot) 2.2px, transparent 2.3px);
  background-size: 26px 26px;
}
.bdd .bbk-specimen__label {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 6px 16px;
  margin: 0 0 14px;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--bd-muted);
}
.bdd .bbk-specimen--dark .bbk-specimen__label { color: var(--bd-sky); }
.bdd .bbk-specimen__label [data-bb-loaded="0"]::after {
  content: " · not loaded";
  color: var(--bd-error);
}
.bdd .bbk-specimen__display {
  margin: 0;
  font-family: var(--bd-font-display);
  font-size: clamp(44px, 6vw, 84px);
  line-height: 1;
  color: var(--bd-cream);
  overflow-wrap: anywhere;
}
.bdd .bbk-specimen__display span { display: block; color: var(--bd-yellow); }
.bdd .bbk-specimen__body {
  margin: 0;
  max-width: 56ch;
  font-family: var(--bd-font-body);
  font-size: 19px;
  line-height: 1.6;
  color: var(--bd-ink);
}
.bdd .bbk-weights {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin: 16px 0 0;
  font-size: 22px;
  color: var(--bd-ink);
}

.bdd .bbk-ladder {
  list-style: none;
  margin: 8px 0 24px;
  padding: 0;
  border-top: 2px solid var(--bd-pale-dot);
}
.bdd .bbk-ladder > li {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 24px;
  padding: 16px 0;
  border-bottom: 2px solid var(--bd-pale-dot);
}
.bdd .bbk-ladder__sample {
  min-width: 0;
  overflow-wrap: anywhere;
}
.bdd .bbk-ladder__sample--body { font-size: 16px; color: var(--bd-ink); }
.bdd .bbk-ladder__sample--lede { font-size: 18px; color: var(--bd-muted); }
.bdd .bbk-ladder__sample--btn { font-size: 18px; font-weight: 800; color: var(--bd-ink); }
.bdd .bbk-ladder__meta {
  flex: 0 0 auto;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--bd-muted);
  text-align: right;
}
.bdd .bbk-ladder__meta b { display: block; color: var(--bd-ink); font-size: 15px; }
.bdd .bbk-ladder__meta [data-bb-value] {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-weight: 700;
  color: var(--bd-navy);
}
@media (max-width: 640px) {
  .bdd .bbk-ladder__meta { text-align: left; }
}

/* --------------------------------------------------------------- Shapes -- */

.bdd .bbk-demo {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin: 8px 0 22px;
  padding: 26px;
  border: var(--bd-border) dashed var(--bd-pale-dot);
  border-radius: var(--bd-radius-lg);
}
.bdd .bbk-demo .bd-btn { cursor: default; }

.bdd .bbk-tokens {
  list-style: none;
  margin: 8px 0 24px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 14px;
}
.bdd .bbk-token {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 16px;
  border: 2px solid var(--bd-pale-dot);
  border-radius: var(--bd-radius-sm);
  min-width: 0;
}
.bdd .bbk-token__shape {
  display: block;
  height: 64px;
  border: var(--bd-border) solid var(--bd-navy);
  background: var(--bd-pale);
}
.bdd .bbk-token__name { font-size: 15px; font-weight: 800; color: var(--bd-ink); }
.bdd .bbk-token__value {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 14px;
  font-weight: 700;
  color: var(--bd-navy);
}
.bdd .bbk-token__role { font-size: 13.5px; line-height: 1.45; color: var(--bd-muted); }

.bdd .bbk-dots {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 8px 0 24px;
}
.bdd .bbk-dots > div {
  display: flex;
  align-items: flex-end;
  min-height: 140px;
  padding: 16px;
  border: var(--bd-border) solid var(--bd-ink);
  border-radius: var(--bd-radius-md);
  font-size: 15px;
  font-weight: 800;
}
.bdd .bbk-dots__navy {
  background-color: var(--bd-navy);
  background-image: radial-gradient(var(--bd-navy-dot) 2.2px, transparent 2.3px);
  background-size: 26px 26px;
  color: var(--bd-cream);
}
.bdd .bbk-dots__pale {
  background-color: var(--bd-pale);
  background-image: radial-gradient(var(--bd-pale-dot) 3px, transparent 3.2px);
  background-size: 28px 28px;
  color: var(--bd-navy);
}

/* ------------------------------------------------------------ The mark -- */

.bdd .bbk-logos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin: 8px 0 24px;
}
.bdd .bbk-logo {
  margin: 0;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  border: var(--bd-border) solid var(--bd-ink);
  border-radius: var(--bd-radius-md);
}
.bdd .bbk-logo__ground {
  display: grid;
  place-items: center;
  min-height: 160px;
  padding: 28px;
}
.bdd .bbk-logo__ground img { width: min(240px, 100%); height: auto; }
.bdd .bbk-logo__ground--navy { background: var(--bd-navy); }
.bdd .bbk-logo__ground--ink { background: var(--bd-ink); }
.bdd .bbk-logo__ground--cream { background: var(--bd-cream); }
.bdd .bbk-logo__ground--mark { background: var(--bd-ink); }
.bdd .bbk-logo__ground--mark img {
  width: 96px;
  border-radius: 50%;
  background: var(--bd-cream);
}
.bdd .bbk-logo figcaption {
  padding: 12px 14px;
  border-top: var(--bd-border) solid var(--bd-ink);
  background: var(--bd-cream);
  font-size: 14.5px;
  line-height: 1.45;
  color: var(--bd-muted);
}
.bdd .bbk-logo figcaption b { display: block; color: var(--bd-ink); font-size: 15.5px; }

/* --------------------------------------------------------- Do / don't -- */

.bdd .bbk-rules {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
  margin: 8px 0 24px;
}
.bdd .bbk-rules > div {
  padding: 18px 20px;
  border: var(--bd-border) solid var(--bd-navy);
  border-radius: var(--bd-radius-md);
  background: var(--bd-pale);
}
.bdd .bbk-rules > div.bbk-rules__dont { background: var(--bd-pink-tint); border-color: var(--bd-pink); }
.bdd .bbk-rules h3 {
  margin: 0 0 10px;
  font-family: var(--bd-font-display);
  font-weight: 400;
  font-size: 24px;
  color: var(--bd-navy);
}
.bdd .bbk-rules .bdd-list { margin: 0; }
.bdd .bbk-rules li { font-size: 15.5px; }
.bdd .bbk-rules__dont .bdd-list > li::before { background: var(--bd-error); border-radius: 2px; transform: rotate(45deg); }

/* ---------------------------------------------------------- Characters -- */

.bdd .bbk-characters {
  list-style: none;
  margin: 8px 0 24px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}
.bdd .bbk-characters li {
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
  padding: 8px;
  border: var(--bd-border) solid var(--bd-navy);
  border-radius: 14px;
  background: var(--bd-pale);
  overflow: hidden;
}
.bdd .bbk-characters img { width: 100%; height: 100%; object-fit: contain; display: block; }
@media (prefers-reduced-motion: no-preference) {
  .bdd .bbk-characters li:hover img { animation: bbk-wiggle 0.6s ease; }
}
@keyframes bbk-wiggle {
  0%, 100% { transform: rotate(-3deg); }
  25% { transform: rotate(4deg) scale(1.05); }
  75% { transform: rotate(-6deg); }
}
@media (max-width: 900px) {
  .bdd .bbk-characters { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (max-width: 480px) {
  .bdd .bbk-characters { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
}

/* --------------------------------------------------------- Photography -- */

.bdd .bbk-photos {
  list-style: none;
  margin: 8px 0 24px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.bdd .bbk-photos figure {
  margin: 0;
  overflow: hidden;
  border: var(--bd-border) solid var(--bd-navy);
  border-radius: var(--bd-radius-md);
  background: var(--bd-cream);
}
.bdd .bbk-photos img { display: block; width: 100%; height: auto; aspect-ratio: 1 / 1; object-fit: cover; }
.bdd .bbk-photos figcaption {
  padding: 10px 12px;
  border-top: var(--bd-border) solid var(--bd-navy);
  font-size: 14px;
  line-height: 1.45;
  color: var(--bd-muted);
}
.bdd .bbk-photos figcaption b { display: block; color: var(--bd-ink); }
.bdd .bbk-swipe-hint { display: none; }

/* On phones the photos become one swipeable row: a photo and a peek of the next, snapping
   into place, running out to the screen edge. */
@media (max-width: 760px) {
  .bdd .bbk-photos {
    grid-template-columns: none;
    grid-auto-flow: column;
    grid-auto-columns: 78%;
    gap: 12px;
    margin-right: calc(var(--bd-gutter) * -1);
    padding: 0 var(--bd-gutter) 12px 0;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
    scrollbar-color: var(--bd-pale-dot) transparent;
  }
  .bdd .bbk-photos > li { scroll-snap-align: start; min-width: 0; }
  .bdd .bbk-swipe-hint {
    display: block;
    margin: -14px 0 18px;
    font-size: 14px;
    font-weight: 700;
    color: var(--bd-muted);
  }
}

/* ---------------------------------------------------------------- Voice -- */

.bdd .bbk-quotes {
  list-style: none;
  margin: 8px 0 24px;
  padding: 0;
  display: grid;
  gap: 14px;
}
.bdd .bbk-quotes blockquote {
  margin: 0;
  padding: 18px 22px;
  border-left: 6px solid var(--bd-pink);
  border-radius: 0 var(--bd-radius-sm) var(--bd-radius-sm) 0;
  background: var(--bd-pale);
}
.bdd .bbk-quotes blockquote p {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  line-height: 1.45;
  color: var(--bd-ink);
  max-width: none;
}
.bdd .bbk-quotes cite {
  display: block;
  margin-top: 6px;
  font-size: 13.5px;
  font-style: normal;
  font-weight: 600;
  color: var(--bd-muted);
}

/* -------------------------------------------------------------- Motion -- */

.bdd .bbk-motion {
  list-style: none;
  margin: 8px 0 24px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.bdd .bbk-motion li {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 18px;
  border: var(--bd-border) solid var(--bd-navy);
  border-radius: var(--bd-radius-md);
}
.bdd .bbk-motion__stage {
  display: grid;
  place-items: center;
  height: 110px;
  border-radius: var(--bd-radius-sm);
  background: var(--bd-pale);
}
.bdd .bbk-motion__stage img { width: 84px; height: 84px; }
@media (prefers-reduced-motion: no-preference) {
  .bdd .bbk-motion__stage:hover img { animation: bbk-wiggle 0.6s ease; }
}
.bdd .bbk-motion b { font-size: 16px; color: var(--bd-ink); }
.bdd .bbk-motion span { font-size: 14.5px; line-height: 1.5; color: var(--bd-muted); }

/* ------------------------------------------------------------ Self-check -- */

.bdd .bbk-selfcheck {
  margin: 0 0 24px;
  padding: 14px 18px;
  border: 2px dashed var(--bd-pale-dot);
  border-radius: var(--bd-radius-sm);
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--bd-muted);
}
.bdd .bbk-selfcheck[data-bb-state="ok"] { border-style: solid; border-color: var(--bd-navy); background: var(--bd-pale); color: var(--bd-ink); }
.bdd .bbk-selfcheck[data-bb-state="warn"] { border-style: solid; border-color: var(--bd-pink); background: var(--bd-pink-tint); color: var(--bd-ink); }