/* ==========================================================================
   AQENVOR — BRAND SYSTEM PAGE
   ========================================================================== */

.brand-page {
  background: var(--aq-bg-primary);
}

.brand-hero {
  padding-top: calc(var(--aq-header-h) + clamp(48px, 8vw, 100px));
  padding-bottom: clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid var(--aq-border);
  background:
    radial-gradient(ellipse 42% 58% at 88% 18%, rgba(52, 91, 255, 0.11), transparent 70%),
    radial-gradient(ellipse 32% 48% at 4% 90%, rgba(160, 32, 240, 0.07), transparent 72%),
    var(--aq-bg-primary);
}

.brand-breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  line-height: 1.5;
  text-transform: uppercase;
}

.brand-breadcrumb a:hover {
  color: var(--aq-text-primary);
}

.brand-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
  gap: clamp(2rem, 6vw, 6rem);
  align-items: end;
  margin-top: 48px;
}

.brand-hero h1 {
  max-width: 850px;
  font-family: var(--aq-font-display);
  font-size: clamp(3rem, 7vw, 6.5rem);
  font-weight: 500;
  letter-spacing: -0.06em;
  line-height: 0.94;
}

.brand-hero-copy {
  max-width: 500px;
  padding-bottom: 8px;
}

.brand-hero-copy p {
  color: var(--aq-text-secondary);
  font-size: var(--aq-text-lg);
  line-height: 1.7;
}

.brand-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.brand-meta span,
.brand-meta a {
  padding: 7px 9px;
  border: 1px solid var(--aq-border);
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  line-height: 1;
  text-transform: uppercase;
  transition: border-color 180ms ease, color 180ms ease;
}

.brand-meta a:hover {
  border-color: var(--aq-border-strong);
  color: var(--aq-text-primary);
}

.brand-master {
  position: relative;
  margin-top: clamp(3rem, 6vw, 5rem);
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid var(--aq-border);
  background:
    radial-gradient(ellipse 50% 80% at 20% 30%, rgba(52, 91, 255, 0.07), transparent 70%),
    linear-gradient(135deg, rgba(17, 24, 45, 0.55), rgba(5, 8, 23, 0.28));
  overflow: hidden;
}

.brand-master::before,
.brand-master::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  border-color: var(--aq-border-strong);
}

.brand-master::before {
  top: 16px;
  left: 16px;
  border-top: 1px solid;
  border-left: 1px solid;
}

.brand-master::after {
  right: 16px;
  bottom: 16px;
  border-right: 1px solid;
  border-bottom: 1px solid;
}

.brand-master img {
  width: min(100%, 1120px);
  margin-inline: auto;
}

.brand-master-foot {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid var(--aq-border);
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 9px;
  letter-spacing: 0.11em;
  line-height: 1.5;
  text-transform: uppercase;
}

.brand-master-foot span:last-child {
  color: var(--aq-text-secondary);
}

.brand-layout {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: clamp(2.5rem, 6vw, 6rem);
  align-items: start;
  padding-block: clamp(4rem, 8vw, 7rem);
}

.brand-index {
  position: sticky;
  top: calc(var(--aq-header-h) + 28px);
}

.brand-index p {
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  line-height: 1.5;
  text-transform: uppercase;
}

.brand-index nav {
  display: grid;
  gap: 0;
  margin-top: 18px;
  border-top: 1px solid var(--aq-border);
}

.brand-index a {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px solid var(--aq-border);
  color: var(--aq-text-secondary);
  font-size: 12px;
  line-height: 1.5;
  transition: color 180ms ease, padding-left 180ms ease;
}

.brand-index a span {
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 9px;
}

.brand-index a:hover {
  padding-left: 4px;
  color: var(--aq-text-primary);
}

.brand-content {
  min-width: 0;
}

.brand-section {
  padding-block: clamp(3rem, 6vw, 5.5rem);
  border-top: 1px solid var(--aq-border);
}

.brand-section:first-child {
  padding-top: 0;
  border-top: 0;
}

.brand-section-head {
  display: grid;
  grid-template-columns: 90px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  margin-bottom: 34px;
}

.brand-section-num {
  padding-top: 9px;
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  line-height: 1;
}

.brand-section h2 {
  max-width: 720px;
  font-family: var(--aq-font-display);
  font-size: clamp(2rem, 3.6vw, 3.25rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 1;
}

.brand-section-intro {
  max-width: 670px;
  margin-top: 20px;
  color: var(--aq-text-secondary);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.brand-section-intro strong {
  color: var(--aq-text-primary);
  font-weight: 600;
}

/* Logo assets */

.logo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.logo-grid--spaced {
  margin-top: 28px;
}

.logo-tile {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--aq-border);
  background: var(--aq-bg-secondary);
}

.logo-tile--wide {
  grid-column: 1 / -1;
}

.logo-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 190px;
  padding: 28px;
  overflow: hidden;
}

.logo-stage--dark {
  background:
    radial-gradient(circle at 50% 50%, rgba(52, 91, 255, 0.06), transparent 68%),
    var(--aq-bg-secondary);
}

.logo-stage--light {
  background: #f4f5f8;
}

.logo-stage--checker {
  background-color: #0b1023;
  background-image:
    linear-gradient(45deg, #151d35 25%, transparent 25%),
    linear-gradient(-45deg, #151d35 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #151d35 75%),
    linear-gradient(-45deg, transparent 75%, #151d35 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0;
}

.logo-stage img {
  width: auto;
  max-width: 100%;
  max-height: 130px;
}

.logo-tile--wide .logo-stage img {
  max-height: 105px;
}

.logo-tile figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 16px;
  border-top: 1px solid var(--aq-border);
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  line-height: 1.4;
  text-transform: uppercase;
}

.logo-tile figcaption span:first-child {
  color: var(--aq-text-secondary);
}

.logo-tile figcaption a {
  color: var(--aq-text-muted);
  transition: color 180ms ease;
}

.logo-tile figcaption a:hover {
  color: var(--aq-cyan);
}

.logo-symbol-stage img {
  max-height: 120px;
}

/* Clear space */

.clearspace {
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid var(--aq-border);
  background: var(--aq-bg-secondary);
}

.clearspace-frame {
  position: relative;
  display: grid;
  place-items: center;
  padding: clamp(1.5rem, 5vw, 3.5rem);
  border: 1px dashed var(--aq-border-strong);
}

.clearspace-frame img {
  width: min(100%, 600px);
}

.clearspace-x {
  position: absolute;
  color: var(--aq-cyan);
  font-family: var(--aq-font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  line-height: 1;
  text-transform: uppercase;
}

.clearspace-x--top {
  top: -7px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0 8px;
  background: var(--aq-bg-secondary);
}

.clearspace-x--left {
  top: 50%;
  left: -7px;
  transform: translateY(-50%);
  padding: 7px 0;
  background: var(--aq-bg-secondary);
  writing-mode: vertical-rl;
}

.clearspace-notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}

.clearspace-notes div {
  padding-top: 13px;
  border-top: 1px solid var(--aq-border);
}

.clearspace-notes p {
  color: var(--aq-text-secondary);
  font-size: 12px;
  line-height: 1.6;
}

.clearspace-notes strong {
  display: block;
  margin-bottom: 5px;
  color: var(--aq-text-primary);
  font-family: var(--aq-font-mono);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Colour */

.swatch-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.swatch {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 152px;
  padding: 16px;
  border: 1px solid var(--aq-border);
}

.swatch-top,
.swatch-bottom {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-family: var(--aq-font-mono);
  font-size: 9px;
  letter-spacing: 0.09em;
  line-height: 1.5;
  text-transform: uppercase;
}

.swatch-bottom {
  align-items: end;
}

.swatch-name {
  font-family: var(--aq-font-display);
  font-size: 1rem;
  letter-spacing: -0.02em;
  line-height: 1.2;
  text-transform: none;
}

.swatch--navy {
  background: var(--aq-bg-primary);
  color: var(--aq-text-primary);
}

.swatch--surface {
  background: var(--aq-bg-surface);
  color: var(--aq-text-primary);
}

.swatch--blue {
  background: var(--aq-blue);
  color: var(--aq-text-primary);
}

.swatch--purple {
  background: var(--aq-purple);
  color: var(--aq-text-primary);
}

.swatch--cyan {
  background: var(--aq-cyan);
  color: var(--aq-bg-primary);
}

.swatch--white {
  background: var(--aq-text-primary);
  color: var(--aq-bg-primary);
}

.swatch--secondary {
  background: var(--aq-text-secondary);
  color: var(--aq-bg-primary);
}

.swatch--muted {
  background: var(--aq-text-muted);
  color: var(--aq-bg-primary);
}

.swatch--border {
  background: var(--aq-border);
  color: var(--aq-text-primary);
}

.gradient-bar {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 14px;
  padding: 16px;
  border: 1px solid var(--aq-border);
}

.gradient-bar-fill {
  height: 58px;
  background: var(--aq-gradient);
}

.gradient-bar-meta {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 9px;
  letter-spacing: 0.09em;
  line-height: 1.5;
  text-transform: uppercase;
}

.gradient-bar-meta span:first-child {
  color: var(--aq-text-secondary);
}

.contrast-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.contrast-row span {
  padding: 7px 9px;
  border: 1px solid var(--aq-border);
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 9px;
  letter-spacing: 0.07em;
  line-height: 1.4;
  text-transform: uppercase;
}

.contrast-row strong {
  color: var(--aq-text-secondary);
  font-weight: 400;
}

/* Typography */

.type-specimens {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.type-card {
  min-height: 200px;
  padding: 18px;
  border: 1px solid var(--aq-border);
  background: var(--aq-bg-secondary);
}

.type-card-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  line-height: 1.5;
  text-transform: uppercase;
}

.type-card-sample {
  display: flex;
  align-items: end;
  min-height: 120px;
  color: var(--aq-text-primary);
  font-size: clamp(4rem, 7vw, 6rem);
  letter-spacing: -0.07em;
  line-height: 0.8;
}

.type-card-sample--display {
  font-family: var(--aq-font-display);
  font-weight: 500;
}

.type-card-sample--body {
  font-family: var(--aq-font-body);
  font-weight: 400;
}

.type-card-sample--mono {
  font-family: var(--aq-font-mono);
  font-size: clamp(3rem, 5vw, 4.5rem);
  letter-spacing: -0.08em;
}

.type-card-name {
  margin-top: 22px;
  color: var(--aq-text-secondary);
  font-size: 12px;
  line-height: 1.5;
}

.type-card-name strong {
  display: block;
  color: var(--aq-text-primary);
  font-weight: 600;
}

.type-scale {
  margin-top: 14px;
  border-top: 1px solid var(--aq-border);
}

.type-scale-row {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr) 110px;
  gap: 18px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--aq-border);
}

.type-scale-row span {
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  line-height: 1.5;
  text-transform: uppercase;
}

.type-scale-sample {
  color: var(--aq-text-primary);
  font-family: var(--aq-font-display);
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1.2;
}

.type-scale-row:nth-child(2) .type-scale-sample {
  font-size: 1.15rem;
}

.type-scale-row:nth-child(3) .type-scale-sample {
  font-family: var(--aq-font-body);
  font-size: 0.9375rem;
  font-weight: 400;
  letter-spacing: 0;
}

.type-scale-row:nth-child(4) .type-scale-sample {
  font-family: var(--aq-font-mono);
  font-size: 0.875rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.type-note {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 20px;
  align-items: center;
  margin-top: 20px;
  padding: 18px;
  border: 1px solid var(--aq-border);
  background: color-mix(in srgb, var(--aq-bg-surface) 52%, transparent);
}

.type-note img {
  width: 100%;
  height: auto;
}

.type-note p {
  color: var(--aq-text-secondary);
  font-size: 12px;
  line-height: 1.7;
}

.type-note strong {
  color: var(--aq-text-primary);
  font-weight: 600;
}

/* Components */

.component-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.component-panel {
  padding: 22px;
  border: 1px solid var(--aq-border);
  background: var(--aq-bg-secondary);
}

.component-label {
  margin-bottom: 20px;
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 9px;
  letter-spacing: 0.11em;
  line-height: 1.5;
  text-transform: uppercase;
}

.component-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.component-panel .field {
  margin-bottom: 18px;
}

.component-panel .field--last {
  margin-bottom: 0;
}

.eyebrow--spaced {
  margin-top: 22px;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.mini-card {
  padding: 18px;
  border: 1px solid var(--aq-border);
  background: var(--aq-bg-primary);
}

.mini-card p {
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  line-height: 1.5;
  text-transform: uppercase;
}

.mini-card strong {
  display: block;
  margin-top: 10px;
  font-family: var(--aq-font-display);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.3;
}

/* Rules */

.rules-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.rule-card {
  padding: 22px;
  border: 1px solid var(--aq-border);
  background: var(--aq-bg-secondary);
}

.rule-card h3 {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 18px;
  font-family: var(--aq-font-mono);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.11em;
  line-height: 1.5;
  text-transform: uppercase;
}

.rule-card h3::before {
  content: "+";
  color: var(--aq-cyan);
  font-size: 14px;
  line-height: 1;
}

.rule-card--never h3::before {
  content: "—";
  color: var(--aq-purple);
}

.rule-card ul {
  display: grid;
  gap: 9px;
}

.rule-card li {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr);
  gap: 8px;
  color: var(--aq-text-secondary);
  font-size: 12px;
  line-height: 1.6;
}

.rule-card li::before {
  content: "✓";
  color: var(--aq-cyan);
  font-size: 10px;
  line-height: 1.7;
}

.rule-card--never li::before {
  content: "×";
  color: var(--aq-purple);
  font-size: 13px;
}

/* Brand responsive */

@media (max-width: 1080px) {
  .brand-layout {
    grid-template-columns: 160px minmax(0, 1fr);
  }

  .brand-hero-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
    align-items: start;
  }

  .brand-hero-copy {
    max-width: 640px;
  }
}

@media (max-width: 900px) {
  .brand-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .brand-index {
    position: static;
  }

  .brand-index nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding-top: 12px;
    border-top: 0;
  }

  .brand-index a {
    padding: 7px 9px;
    border: 1px solid var(--aq-border);
    font-family: var(--aq-font-mono);
    font-size: 9px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .brand-index a span {
    display: none;
  }

  .brand-index a:hover {
    padding-left: 9px;
  }

  .brand-section-head {
    grid-template-columns: 62px minmax(0, 1fr);
    gap: 14px;
  }

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

  .type-specimens {
    grid-template-columns: minmax(0, 1fr);
  }

  .type-card {
    min-height: 160px;
  }

  .type-card-sample {
    min-height: 82px;
  }
}

@media (max-width: 640px) {
  .brand-master {
    padding: 34px 18px 20px;
  }

  .brand-master img {
    width: 100%;
  }

  .brand-master-foot {
    flex-direction: column;
    gap: 8px;
    margin-top: 24px;
  }

  .logo-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .logo-tile--wide {
    grid-column: auto;
  }

  .logo-stage {
    min-height: 150px;
    padding: 22px;
  }

  .logo-stage img {
    max-height: 98px;
  }

  .clearspace {
    padding: 18px;
  }

  .clearspace-frame {
    padding: 30px 20px;
  }

  .clearspace-notes,
  .swatch-grid,
  .component-grid,
  .rules-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .brand-section-head {
    grid-template-columns: minmax(0, 1fr);
    gap: 9px;
  }

  .brand-section-num {
    padding-top: 0;
  }

  .type-scale-row {
    grid-template-columns: 84px minmax(0, 1fr);
    gap: 10px;
  }

  .type-scale-row > span:last-child {
    display: none;
  }

  .type-note {
    grid-template-columns: minmax(0, 1fr);
  }

  .type-note img {
    max-width: 160px;
  }

  .gradient-bar-meta {
    flex-direction: column;
    gap: 4px;
  }
}

.brand-specs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 28px;
  margin-top: 28px;
  border-top: 1px solid var(--aq-border);
}

.brand-specs li {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 12px;
  padding: 11px 0;
  border-bottom: 1px solid var(--aq-border);
  color: var(--aq-text-secondary);
  font-size: 12px;
  line-height: 1.6;
}

.brand-specs span {
  color: var(--aq-text-muted);
  font-family: var(--aq-font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  line-height: 1.8;
  text-transform: uppercase;
}

@media (max-width: 640px) {
  .brand-specs {
    grid-template-columns: minmax(0, 1fr);
  }
}