/* Mizbansam Brand Book — extends solution page system */
.miz-sol--brandbook {
  --miz-bb-sidebar: 240px;
}

.miz-sol--brandbook .miz-sol__hero {
  padding-bottom: clamp(2rem, 5vw, 3rem);
}

.miz-sol--brandbook .miz-sol__hero-grid {
  grid-template-columns: 1fr;
  max-width: var(--miz-sol-max);
}

/* Layout: sticky TOC + content */
.miz-bb {
  display: grid;
  grid-template-columns: var(--miz-bb-sidebar) minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 3.5rem);
  max-width: calc(var(--miz-sol-max) + var(--miz-bb-sidebar) + 3rem);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2rem) clamp(4rem, 8vw, 6rem);
  align-items: start;
}

.miz-bb__nav {
  position: sticky;
  top: 6rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1.25rem;
  background: var(--miz-sol-surface);
  border: 1px solid var(--miz-sol-border);
  border-radius: var(--miz-sol-radius);
}

.miz-bb__nav-kicker {
  font-family: var(--miz-sol-font-en);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--miz-sol-muted);
  margin-bottom: 0.5rem;
}

.miz-bb__nav-link {
  display: block;
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--miz-sol-muted);
  text-decoration: none;
  transition: color 0.2s var(--miz-sol-ease), background 0.2s var(--miz-sol-ease);
}

.miz-bb__nav-link:hover,
.miz-bb__nav-link:focus-visible {
  color: var(--miz-sol-text);
  background: rgba(20, 110, 246, 0.1);
  outline: none;
}

.miz-bb__content {
  min-width: 0;
}

/* Sections */
.miz-bb__section {
  scroll-margin-top: 6rem;
  padding-bottom: clamp(3rem, 6vw, 4.5rem);
  border-bottom: 1px solid var(--miz-sol-border);
}

.miz-bb__section:last-child {
  border-bottom: 0;
}

.miz-bb__kicker {
  display: inline-block;
  font-family: var(--miz-sol-font-en);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--miz-sol-primary);
  margin-bottom: 0.75rem;
}

.miz-bb__title {
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  font-weight: 600;
  line-height: 1.25;
  margin: 0 0 0.35rem;
}

.miz-bb__title-en {
  display: block;
  font-family: var(--miz-sol-font-en);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--miz-sol-muted);
  margin-bottom: 1rem;
}

.miz-bb__prose {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--miz-sol-muted);
  max-width: 62ch;
  margin: 0 0 1.5rem;
}

.miz-bb__prose-en {
  font-family: var(--miz-sol-font-en);
  font-size: 0.875rem;
  direction: ltr;
  text-align: left;
  margin-bottom: 1.5rem;
}

.miz-bb__subtitle {
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 1rem;
  color: var(--miz-sol-text);
}

/* Overview points */
.miz-bb__meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 0.75rem;
}

.miz-bb__meta-card {
  padding: 1rem 1.125rem;
  background: var(--miz-sol-surface);
  border: 1px solid var(--miz-sol-border);
  border-radius: var(--miz-sol-radius-sm);
}

.miz-bb__meta-label {
  display: block;
  font-size: 0.75rem;
  color: var(--miz-sol-muted);
  margin-bottom: 0.25rem;
}

.miz-bb__meta-value {
  font-size: 0.9375rem;
  font-weight: 600;
}

/* Logo variants */
.miz-bb__logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.miz-bb__logo-card {
  display: flex;
  flex-direction: column;
  background: var(--miz-sol-surface);
  border: 1px solid var(--miz-sol-border);
  border-radius: var(--miz-sol-radius);
  overflow: hidden;
}

.miz-bb__logo-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 140px;
  padding: 2rem 1.5rem;
  background: #0D0D0D;
}

.miz-bb__logo-stage--light {
  background: #ffffff;
}

.miz-bb__bg-stage--light {
  background: #ffffff;
}

.miz-bb__logo-stage img {
  max-width: 100%;
  height: auto;
  max-height: 72px;
}

.miz-bb__logo-stage--sign img {
  max-height: 48px;
}

.miz-bb__logo-body {
  padding: 1rem 1.125rem 1.125rem;
  border-top: 1px solid var(--miz-sol-border);
}

.miz-bb__logo-name {
  font-size: 0.9375rem;
  font-weight: 600;
  margin: 0 0 0.15rem;
}

.miz-bb__logo-name-en {
  font-family: var(--miz-sol-font-en);
  font-size: 0.75rem;
  color: var(--miz-sol-muted);
}

.miz-bb__logo-note {
  font-size: 0.8125rem;
  color: var(--miz-sol-muted);
  margin: 0.5rem 0 0.75rem;
}

.miz-bb__logo-dl {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--miz-sol-primary);
  text-decoration: none;
}

.miz-bb__logo-dl:hover {
  text-decoration: underline;
}

/* Background showcase */
.miz-bb__bg-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.miz-bb__bg-card {
  border-radius: var(--miz-sol-radius-sm);
  overflow: hidden;
  border: 1px solid var(--miz-sol-border);
}

.miz-bb__bg-stage {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100px;
  padding: 1.5rem;
}

.miz-bb__bg-label {
  display: block;
  padding: 0.5rem 0.75rem;
  font-size: 0.75rem;
  text-align: center;
  background: var(--miz-sol-surface-2);
  color: var(--miz-sol-muted);
}

/* Do / Don't */
.miz-bb__rules {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.miz-bb__rules-col {
  padding: 1.25rem;
  border-radius: var(--miz-sol-radius-sm);
  border: 1px solid var(--miz-sol-border);
}

.miz-bb__rules-col--do {
  background: rgba(74, 222, 128, 0.06);
  border-color: rgba(74, 222, 128, 0.2);
}

.miz-bb__rules-col--dont {
  background: rgba(248, 113, 113, 0.06);
  border-color: rgba(248, 113, 113, 0.2);
}

.miz-bb__rules-head {
  font-size: 0.875rem;
  font-weight: 700;
  margin: 0 0 0.75rem;
}

.miz-bb__rules-col--do .miz-bb__rules-head {
  color: #4ade80;
}

.miz-bb__rules-col--dont .miz-bb__rules-head {
  color: #f87171;
}

.miz-bb__rules-list {
  margin: 0;
  padding: 0 1.1rem 0 0;
  font-size: 0.875rem;
  line-height: 1.65;
  color: var(--miz-sol-muted);
}

.miz-bb__specs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.miz-bb__spec {
  padding: 0.625rem 1rem;
  background: var(--miz-sol-surface-2);
  border-radius: 999px;
  font-size: 0.8125rem;
}

.miz-bb__spec strong {
  color: var(--miz-sol-text);
  font-weight: 600;
}

/* Color swatches */
.miz-bb__swatches {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.miz-bb__swatch {
  border-radius: var(--miz-sol-radius-sm);
  overflow: hidden;
  border: 1px solid var(--miz-sol-border);
  background: var(--miz-sol-surface);
}

.miz-bb__swatch-chip {
  height: 72px;
}

.miz-bb__swatch-body {
  padding: 0.75rem;
}

.miz-bb__swatch-name {
  font-family: var(--miz-sol-font-en);
  font-size: 0.8125rem;
  font-weight: 600;
  margin: 0 0 0.15rem;
}

.miz-bb__swatch-hex {
  font-family: var(--miz-sol-font-en);
  font-size: 0.75rem;
  color: var(--miz-sol-muted);
  direction: ltr;
  text-align: left;
}

.miz-bb__swatch-role {
  font-size: 0.6875rem;
  color: var(--miz-sol-muted);
  margin-top: 0.25rem;
}

.miz-bb__kit-note {
  font-size: 0.875rem;
  color: var(--miz-sol-muted);
  margin: 0 0 1.25rem;
}

/* Icon preview grid */
.miz-bb__icon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(88px, 1fr));
  gap: 0.625rem;
  margin-bottom: 2rem;
}

.miz-bb__icon-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 0.5rem;
  background: var(--miz-sol-surface);
  border: 1px solid var(--miz-sol-border);
  border-radius: var(--miz-sol-radius-sm);
}

.miz-bb__icon-cell-graphic {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  color: #146EF6;
}

.miz-bb__icon-svg {
  width: 1.35rem;
  height: 1.35rem;
  display: block;
}

.miz-bb__icon-cell-name {
  font-family: var(--miz-sol-font-en);
  font-size: 0.625rem;
  color: var(--miz-sol-muted);
  text-align: center;
  word-break: break-word;
  line-height: 1.3;
}

/* Typography */
.miz-bb__font-cards {
  display: grid;
  gap: 1rem;
  margin-bottom: 2rem;
}

.miz-bb__font-card {
  padding: 1.5rem;
  background: var(--miz-sol-surface);
  border: 1px solid var(--miz-sol-border);
  border-radius: var(--miz-sol-radius);
}

.miz-bb__font-role {
  font-size: 0.75rem;
  color: var(--miz-sol-primary);
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.miz-bb__font-family {
  font-family: var(--miz-sol-font-en);
  font-size: 0.875rem;
  color: var(--miz-sol-muted);
  margin-bottom: 1rem;
}

.miz-bb__font-specimen {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 1rem;
}

.miz-bb__font-specimen--en {
  font-family: var(--miz-sol-font-en);
  direction: ltr;
  text-align: left;
}

.miz-bb__font-weights {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.miz-bb__font-weight {
  font-size: 0.75rem;
  padding: 0.25rem 0.625rem;
  background: var(--miz-sol-surface-2);
  border-radius: 999px;
  color: var(--miz-sol-muted);
}

.miz-bb__font-files {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.miz-bb__font-file {
  font-family: var(--miz-sol-font-en);
  font-size: 0.6875rem;
  color: var(--miz-sol-primary);
  text-decoration: none;
  word-break: break-all;
}

.miz-bb__type-scale {
  display: grid;
  gap: 0.75rem;
}

.miz-bb__type-row {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 1rem;
  align-items: baseline;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--miz-sol-border);
}

.miz-bb__type-name {
  font-family: var(--miz-sol-font-en);
  font-size: 0.75rem;
  color: var(--miz-sol-muted);
}

/* Icons */
.miz-bb__icon-sets {
  display: grid;
  gap: 1rem;
}

.miz-bb__icon-set {
  padding: 1.25rem;
  background: var(--miz-sol-surface);
  border: 1px solid var(--miz-sol-border);
  border-radius: var(--miz-sol-radius-sm);
}

.miz-bb__icon-set-name {
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.miz-bb__icon-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.miz-bb__icon-chip {
  font-family: var(--miz-sol-font-en);
  font-size: 0.75rem;
  padding: 0.35rem 0.75rem;
  background: var(--miz-sol-surface-2);
  border-radius: 999px;
  color: var(--miz-sol-muted);
}

/* Voice traits */
.miz-bb__traits {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.miz-bb__trait {
  padding: 0.5rem 1rem;
  background: rgba(20, 110, 246, 0.12);
  border: 1px solid rgba(20, 110, 246, 0.25);
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
}

.miz-bb__guidelines {
  margin: 0;
  padding: 0 1.25rem 0 0;
  line-height: 1.75;
  color: var(--miz-sol-muted);
}

/* UI tokens */
.miz-bb__tokens {
  display: grid;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  font-family: ui-monospace, "Cascadia Code", "SF Mono", monospace;
  font-size: 0.8125rem;
}

.miz-bb__token {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: #0d0d0d;
  border: 1px solid var(--miz-sol-border);
  border-radius: 8px;
  direction: ltr;
  text-align: left;
}

.miz-bb__token-name {
  color: #7eb8ff;
  min-width: 180px;
}

.miz-bb__token-value {
  color: #9c9c9c;
}

.miz-bb__refs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.miz-bb__ref {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--miz-sol-primary);
  text-decoration: none;
}

/* Downloads */
.miz-bb__downloads {
  display: grid;
  gap: 0.75rem;
}

.miz-bb__download {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: center;
  padding: 1.125rem 1.25rem;
  background: var(--miz-sol-surface);
  border: 1px solid var(--miz-sol-border);
  border-radius: var(--miz-sol-radius-sm);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s var(--miz-sol-ease), background 0.2s var(--miz-sol-ease);
}

.miz-bb__download:hover {
  border-color: rgba(20, 110, 246, 0.4);
  background: rgba(20, 110, 246, 0.06);
}

.miz-bb__download-label {
  font-weight: 600;
  margin-bottom: 0.15rem;
}

.miz-bb__download-desc {
  font-size: 0.8125rem;
  color: var(--miz-sol-muted);
}

.miz-bb__download-type {
  font-family: var(--miz-sol-font-en);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.35rem 0.75rem;
  background: var(--miz-sol-surface-2);
  border-radius: 999px;
  color: var(--miz-sol-primary);
}

/* AI guide */
.miz-bb__ai-steps {
  margin: 0 0 1.5rem;
  padding: 0 1.25rem 0 0;
  line-height: 1.8;
  color: var(--miz-sol-muted);
}

.miz-bb__ai-steps li {
  margin-bottom: 0.5rem;
}

.miz-bb__ai-manifest {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.25rem;
  background: var(--miz-sol-surface);
  border: 1px solid var(--miz-sol-border);
  border-radius: var(--miz-sol-radius-sm);
  font-family: var(--miz-sol-font-en);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--miz-sol-primary);
  text-decoration: none;
}

.miz-bb__ai-manifest:hover {
  border-color: rgba(20, 110, 246, 0.45);
}

/* Press */
.miz-bb__press-boilerplate {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.25rem 0;
}

.miz-bb__press-block {
  padding: 1rem 1.25rem;
  background: var(--miz-sol-surface);
  border: 1px solid var(--miz-sol-border);
  border-radius: var(--miz-sol-radius-sm);
}

.miz-bb__press-text {
  margin: 0.5rem 0 0;
  line-height: 1.7;
  color: var(--miz-sol-text-muted);
}

.miz-bb__press-facts {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
  margin: 1rem 0 1.5rem;
}

.miz-bb__press-fact {
  padding: 0.875rem 1rem;
  background: var(--miz-sol-surface);
  border: 1px solid var(--miz-sol-border);
  border-radius: var(--miz-sol-radius-sm);
}

.miz-bb__press-fact-label {
  display: block;
  font-size: 0.75rem;
  color: var(--miz-sol-text-muted);
  margin-bottom: 0.25rem;
}

.miz-bb__press-fact-value {
  font-weight: 600;
  color: var(--miz-sol-text);
}

.miz-bb__schema-table-wrap {
  overflow-x: auto;
  margin: 1rem 0 1.5rem;
}

.miz-bb__schema-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.miz-bb__schema-table th,
.miz-bb__schema-table td {
  padding: 0.75rem 1rem;
  text-align: start;
  border-bottom: 1px solid var(--miz-sol-border);
}

.miz-bb__schema-table th {
  color: var(--miz-sol-text-muted);
  font-weight: 600;
}

.miz-bb__schema-type {
  font-family: var(--miz-sol-font-en);
  color: var(--miz-sol-primary);
  white-space: nowrap;
}

/* FAQ re-use */
.miz-sol--brandbook .miz-sol__section--faq {
  background: #000;
}

@media (max-width: 960px) {
  .miz-bb {
    grid-template-columns: 1fr;
  }

  .miz-bb__nav {
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    top: auto;
  }

  .miz-bb__rules,
  .miz-bb__bg-grid {
    grid-template-columns: 1fr;
  }

  .miz-bb__press-boilerplate {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .miz-bb__logo-grid {
    grid-template-columns: 1fr;
  }

  .miz-bb__type-row {
    grid-template-columns: 1fr;
  }
}