/* ===================================================================
   Bera · Brand Guide Web · scenes.css
   Direção: Atelier Técnico (CAD · dashboard · Mono protagonista)
   =================================================================== */

/* === Eyebrow numerada (assinatura Atelier) ============== */
.scene-head .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.scene-head .eyebrow .index {
  font-family: var(--font-mono);
  background: var(--accent-tint);
  color: var(--accent-text);
  padding: 3px 8px;
  letter-spacing: 0.2em;
}
.scene-head .section-title em { font-style: normal; color: var(--accent-text); font-weight: 300; }

/* === Cover ============================================== */
.cover {
  min-height: calc(100vh - var(--status-bar-h));
  min-height: calc(100dvh - var(--status-bar-h));
  display: grid;
  place-items: center;
  padding: var(--section-pad) var(--gutter);
}
.cover__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
  max-width: var(--container-wide);
  width: 100%;
}
@media (max-width: 900px) { .cover__inner { grid-template-columns: 1fr; gap: var(--space-8); } }

.cover__logo-wrap {
  position: relative;
  padding: var(--space-12) var(--space-8);
  border: 1px solid var(--rule);
}
.cover__logo-wrap::before, .cover__logo-wrap::after {
  content: '';
  position: absolute;
  width: 16px; height: 16px;
  border: 1px solid var(--accent);
}
.cover__logo-wrap::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.cover__logo-wrap::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }
.cover__logo-wrap .coord {
  position: absolute;
  left: 0; right: 0;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--muted-2);
  text-transform: uppercase;
}
.cover__logo-wrap .coord.top { top: var(--space-3); }
.cover__logo-wrap .coord.bottom { bottom: var(--space-3); }

.cover__logo {
  width: 100%;
  max-width: 480px;
  height: auto;
  margin: 0 auto;
  user-select: none;
}
.cover__logo .letter,
.cover__logo .diamond { fill: var(--sigil-color); transition: fill var(--transition); }
.cover__logo .diamond {
  cursor: pointer;
  pointer-events: all;
  transform-origin: center;
  transform-box: fill-box;
}
.cover__logo .diamond.sparkle { animation: sparkle var(--transition-spring); }

.cover__side .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.cover__side .eyebrow .index {
  font-family: var(--font-mono);
  background: var(--accent-tint);
  color: var(--accent-text);
  padding: 3px 8px;
  letter-spacing: 0.2em;
}
.cover__headline {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(28px, 4.4vw, 56px);
  letter-spacing: -0.025em;
  line-height: 1.05;
  text-wrap: balance;
  margin-bottom: var(--space-6);
}
.cover__headline strong { font-weight: 700; }
.cover__headline em { font-style: normal; color: var(--accent-text); font-weight: 300; }

.cover__sub {
  font-size: 15px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 36ch;
  margin-bottom: var(--space-8);
  text-wrap: pretty;
}

.cover__callouts {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--muted-2);
  text-transform: uppercase;
  list-style: none;
}
.cover__callouts li {
  display: grid;
  grid-template-columns: 32px 1fr auto;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
}
.cover__callouts li:first-child { border-top: 1px solid var(--rule); }
.cover__callouts li .id { color: var(--accent-text); }
.cover__callouts li .name { color: var(--muted); }
.cover__callouts li .val { color: var(--fg); font-variant-numeric: tabular-nums; }

.cover__meta {
  margin-top: var(--space-12);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.32em;
  color: var(--muted-2);
  text-transform: uppercase;
}

/* === Posicionamento ===================================== */
.positioning {}
.positioning__one-liner {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(28px, 4vw, 52px);
  letter-spacing: -0.022em;
  line-height: 1.12;
  text-wrap: balance;
  margin-bottom: var(--block-pad);
  max-width: 24ch;
}
.positioning__one-liner em { font-style: normal; color: var(--accent-text); font-weight: 700; }

.positioning__decomp {
  display: grid;
  border-top: 1px solid var(--rule);
  margin-bottom: var(--block-pad);
}
.positioning__row {
  display: grid;
  grid-template-columns: 32px minmax(120px, 160px) 1fr;
  gap: var(--space-6);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
}
.positioning__row::before {
  content: counter(row, decimal-leading-zero);
  counter-increment: row;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--accent-text);
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
}
.positioning__decomp { counter-reset: row; }
.positioning__row dt {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-label);
  color: var(--muted-2);
  text-transform: uppercase;
}
.positioning__row dd { color: var(--paper-strong); font-size: var(--fs-body); }
[data-theme="light"] .positioning__row dd { color: var(--ink); }

.positioning__not {
  border: 1px solid var(--rule-2);
  padding: var(--space-8);
  position: relative;
}
.positioning__not::before {
  content: 'BR-NOT-IS · 4 NEGAÇÕES';
  position: absolute;
  top: -10px; left: var(--space-6);
  background: var(--bg);
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--accent-text);
  text-transform: uppercase;
}
.positioning__not h3 { display: none; }
.positioning__not ul { display: grid; gap: var(--space-2); }
.positioning__not li { color: var(--muted); font-size: var(--fs-body); padding-left: var(--space-4); position: relative; }
.positioning__not li::before { content: '×'; position: absolute; left: 0; color: var(--bad); font-weight: 700; }

/* === Manifesto ========================================== */
.manifesto__grid {
  display: grid;
  border-top: 1px solid var(--rule);
}
.manifesto__principle {
  display: grid;
  grid-template-columns: minmax(80px, 120px) 1fr;
  gap: var(--space-12);
  padding: var(--space-12) 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
}
@media (max-width: 700px) { .manifesto__principle { grid-template-columns: 1fr; gap: var(--space-3); } }
.manifesto__principle .num {
  font-family: var(--font-mono);
  font-size: clamp(28px, 3.2vw, 44px);
  font-weight: 400;
  color: var(--accent-text);
  letter-spacing: 0;
  font-variant-numeric: tabular-nums;
  line-height: 1;
}
.manifesto__principle h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(22px, 2.6vw, 32px);
  letter-spacing: var(--tracking-section);
  line-height: 1.15;
  margin-bottom: var(--space-4);
  text-wrap: balance;
}
.manifesto__principle h3 strong { color: var(--accent-text); font-weight: 300; }
.manifesto__principle p { color: var(--muted); font-size: var(--fs-body-l); line-height: 1.55; max-width: 64ch; font-weight: 300; }
.manifesto__principle p strong { color: var(--fg); font-weight: 700; }

/* === Logo Lab ========================================== */
.logo-lab__head { margin-bottom: var(--block-pad); }
.logo-lab__wrap {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-bottom: var(--space-6);
}
@media (max-width: 900px) { .logo-lab__wrap { grid-template-columns: 1fr; } }
.logo-lab__stage {
  background: var(--surface-1);
  padding: var(--space-12);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 480px;
}
.logo-lab__stage-meta {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: var(--muted-2);
  text-transform: uppercase;
  margin-bottom: var(--space-8);
}
.logo-lab__stage-meta .live { color: var(--accent-text); }
.logo-lab__stage-meta .live::before { content: '● '; }
.logo-lab__stage-canvas {
  flex: 1;
  display: grid;
  place-items: center;
}
.logo-lab__stage-canvas svg { width: 100%; max-width: 380px; transition: all var(--transition); }
.logo-lab__stage-canvas svg .letter,
.logo-lab__stage-canvas svg .diamond { fill: var(--fg); transition: fill var(--transition); }

.logo-lab__controls { background: var(--bg); }
.logo-lab__control {
  border-bottom: 1px solid var(--rule);
  padding: var(--space-6) var(--space-8);
}
.logo-lab__control:last-child { border-bottom: 0; }
.logo-lab__control-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: var(--space-4);
}
.logo-lab__control-name {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--muted);
  text-transform: uppercase;
}
.logo-lab__control-value {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--accent-text);
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}
.logo-lab__control-value sup {
  font-size: 9px;
  color: var(--muted-2);
  letter-spacing: 0.18em;
  margin-left: var(--space-2);
  text-transform: uppercase;
}
/* Alvo de toque de 24px (WCAG 2.2, 2.5.8) sem mudar o desenho: o trilho de 1px é pintado no meio da caixa
   e o polegar de 24px é transparente, com o ponto de 12px (acento, anel de fundo, filete de acento) em gradiente. */
.logo-lab__control input[type="range"] {
  appearance: none;
  width: 100%;
  height: 24px;
  background: linear-gradient(var(--rule-2), var(--rule-2)) center / 100% 1px no-repeat;
  cursor: pointer;
}
.logo-lab__control input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 24px; height: 24px;
  border: 0;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent) 0 4px, var(--bg) 4px 6px, var(--accent) 6px 7px, transparent 7px);
  cursor: grab;
}
.logo-lab__control input[type="range"]::-moz-range-track { height: 1px; background: transparent; border: 0; }
.logo-lab__control input[type="range"]::-moz-range-thumb {
  width: 24px; height: 24px;
  border: 0;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent) 0 4px, var(--bg) 4px 6px, var(--accent) 6px 7px, transparent 7px);
}
.logo-lab__control-range {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  color: var(--muted-2);
}
.logo-lab__control-default {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  color: var(--muted-2);
  text-transform: uppercase;
  margin-top: var(--space-3);
}
.logo-lab__control-default code {
  color: var(--accent-text);
  background: var(--accent-tint);
  padding: 1px 6px;
  font-family: inherit;
}

.logo-lab__restore {
  width: 100%;
  background: var(--surface-1);
  border: 1px solid var(--rule);
  padding: var(--space-4) var(--space-8);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.32em;
  color: var(--muted);
  text-transform: uppercase;
  transition: all 200ms;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo-lab__restore:hover { color: var(--accent-text); background: var(--accent-tint); border-color: var(--accent); }
.logo-lab__restore .meta {
  color: var(--muted-2);
  font-size: 9px;
  font-variant-numeric: tabular-nums;
}

/* Galeria 9-up estilo gabinete técnico */
.logo-lab__gallery {
  margin-top: var(--block-pad);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}
@media (max-width: 700px) { .logo-lab__gallery { grid-template-columns: repeat(2, 1fr); } }
.logo-lab__gallery .tile {
  background: var(--surface-1);
  padding: var(--space-6);
  position: relative;
  display: grid;
  place-items: center;
  min-height: 180px;
  list-style: none;
}
.logo-lab__gallery .tile.dark { background: var(--ink); }
.logo-lab__gallery .tile.light { background: var(--paper); }
.logo-lab__gallery .tile img { max-width: 65%; max-height: 55%; }
.logo-lab__gallery .tile .tile-diamond { width: 40%; height: auto; color: var(--accent-text); }
.logo-lab__gallery .tile-idx {
  position: absolute;
  top: var(--space-3); left: var(--space-3);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--accent-text);
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
}
.logo-lab__gallery .tile-dim {
  position: absolute;
  bottom: var(--space-3); right: var(--space-3);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.65);
  text-transform: uppercase;
}
/* Superfícies fixas: pinam a cor de referência da própria superfície,
   independente do tema da página (dourado em escuro, terracota profunda em claro). */
.logo-lab__gallery .tile.dark .tile-idx { color: var(--gold); }
.logo-lab__gallery .tile.light .tile-idx { color: var(--terra-deep); }
.logo-lab__gallery .tile.light .tile-dim { color: rgba(0, 0, 0, 0.6); }
.logo-lab__gallery .tile.surface-1 .tile-idx { color: var(--accent-text); }
.logo-lab__gallery .tile.surface-1 .tile-dim { color: var(--muted); }

/* Do/Don't específicos do Logo Lab */
.logo-lab__rules { margin-top: var(--block-pad); }

/* === Cores (v2.2 · uma cor por fundo, teal coringa) === */
/* Painéis com superfície fixa: cada um mostra o próprio tema,
   independente do tema da página (mesma lógica do protótipo aprovado). */
.colors__themes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-bottom: var(--block-pad);
}
@media (max-width: 900px) { .colors__themes { grid-template-columns: 1fr; } }
.colors__panel { padding: var(--space-8); }
.colors__panel.dark { background: var(--ink); color: var(--paper); }
.colors__panel.light { background: var(--paper); color: var(--ink); }
.colors__panel-label {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  opacity: 0.55;
  margin-bottom: var(--space-6);
}
.colors__roles { display: grid; gap: var(--space-4); }
.colors__role { display: flex; align-items: center; gap: var(--space-4); }
.colors__role .sw { width: 40px; height: 40px; flex: none; border: 1px solid rgba(127, 127, 127, 0.35); }
.colors__role .info { display: grid; min-width: 0; flex: 1; }
.colors__role .info strong { font-size: 14px; font-weight: 700; letter-spacing: -0.01em; }
.colors__role .info em { font-style: normal; font-size: 12.5px; opacity: 0.62; }
.colors__role copy-token { margin-left: auto; white-space: nowrap; color: inherit; opacity: 0.75; font-size: 11px; }
.colors__role copy-token:hover { opacity: 1; color: inherit; }
.colors__demo {
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px dashed rgba(127, 127, 127, 0.35);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.colors__demo .btn-demo {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding: 8px 13px;
}
.colors__panel.dark .btn-demo { background: var(--gold); color: var(--ink); }
.colors__panel.light .btn-demo { background: var(--terra-deep); color: var(--paper); }
.colors__demo .link-demo { font-size: 12.5px; text-decoration: underline; }
.colors__panel.dark .link-demo { color: var(--teal); }
.colors__panel.light .link-demo { color: var(--teal-deep); }
.colors__demo .filete { height: 3px; flex: 1 1 60px; }
.colors__panel.dark .filete { background: rgba(40, 189, 177, 0.55); }
.colors__panel.light .filete { background: var(--teal-deep); }

/* Tabela WCAG do sistema */
.colors__wcag-wrap { overflow-x: auto; border: 1px solid var(--rule); margin-bottom: var(--space-3); }
.colors__wcag {
  border-collapse: collapse;
  width: 100%;
  min-width: 640px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}
.colors__wcag th, .colors__wcag td { text-align: left; padding: 9px 14px; border-bottom: 1px solid var(--rule); }
.colors__wcag th {
  font-weight: 400;
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-2);
  background: var(--surface-1);
}
.colors__wcag tbody tr:last-child td { border-bottom: 0; }
.colors__wcag .num { text-align: right; }
.colors__wcag .ok { color: var(--accent-text); }
.colors__wcag .no { color: var(--muted-2); text-decoration: line-through; }
.colors__wcag .swmini {
  display: inline-block;
  width: 11px; height: 11px;
  margin-right: 8px;
  vertical-align: -1px;
  border: 1px solid var(--rule-2);
}
.colors__provenance { font-size: 12.5px; color: var(--muted-2); margin-bottom: var(--block-pad); max-width: 74ch; }
.colors__provenance code { font-family: var(--font-mono); font-size: 11px; }

/* Lista de regras numeradas com prefixo R-NN */
.colors__rules {
  display: grid;
  gap: 1px;
  background: var(--rule);
  border-block: 1px solid var(--rule);
  margin-bottom: var(--block-pad);
}
.colors__rule {
  background: var(--bg);
  padding: var(--space-4) var(--space-6);
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: var(--space-6);
  align-items: baseline;
}
.colors__rule .ix {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--accent-text);
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
}
.colors__rule p { color: var(--muted); line-height: 1.55; font-weight: 300; }
.colors__rule p strong { color: var(--fg); font-weight: 700; }

/* Callout anti-AI-slop */
.colors__callout, .typography__rule, .positioning__not, .manifesto__callout {
  border: 1px solid var(--accent);
  padding: var(--space-8);
  position: relative;
}
.colors__callout::before {
  content: '⚠ RULE-OUT · AI-SLOP';
  position: absolute;
  top: -10px; left: var(--space-6);
  background: var(--bg);
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--accent-text);
  text-transform: uppercase;
}
.colors__callout p { color: var(--muted); line-height: 1.55; font-weight: 300; }
.colors__callout p strong { color: var(--fg); font-weight: 700; }

/* === Tipografia ======================================== */
.typography__columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-bottom: var(--block-pad);
}
@media (max-width: 768px) { .typography__columns { grid-template-columns: 1fr; } }
.typography__column {
  background: var(--bg);
  padding: var(--space-8);
}
.typography__column h3 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--accent-text);
  text-transform: uppercase;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--rule-2);
  margin-bottom: var(--space-6);
}
.typography__sample {
  display: grid;
  grid-template-columns: minmax(140px, 200px) 1fr;
  gap: var(--space-6);
  align-items: baseline;
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--rule);
}
.typography__sample:last-child { border-bottom: 0; }
.typography__sample dt {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-label);
  color: var(--muted);
  text-transform: uppercase;
  display: flex; flex-direction: column; gap: var(--space-1);
}
.typography__sample dt .spec { color: var(--muted-2); font-size: 10px; }
.typography__sample dd { color: var(--fg); }

.typography__live {
  background: var(--surface-1);
  border: 1px solid var(--rule);
  padding: var(--space-8);
  display: grid;
  gap: var(--space-6);
  margin-bottom: var(--block-pad);
}
.typography__live-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--accent-text);
  text-transform: uppercase;
  display: flex;
  justify-content: space-between;
}
.typography__live-specimen {
  font-family: var(--font-sans);
  font-size: clamp(28px, 4vw, 56px);
  letter-spacing: var(--tracking-display);
  line-height: 1.05;
  font-variation-settings: 'wght' var(--specimen-wght);
  min-height: 1.1em;
  text-wrap: balance;
}
.typography__live-control {
  display: grid;
  grid-template-columns: 1fr 80px;
  gap: var(--space-6);
  align-items: center;
}
.typography__live-control input[type="range"] {
  width: 100%;
  appearance: none;
  height: 24px;
  background: linear-gradient(var(--rule-2), var(--rule-2)) center / 100% 1px no-repeat;
  cursor: pointer;
}
.typography__live-control input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 24px; height: 24px;
  border: 0;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent) 0 4px, var(--bg) 4px 6px, var(--accent) 6px 7px, transparent 7px);
}
.typography__live-control input[type="range"]::-moz-range-track { height: 1px; background: transparent; border: 0; }
.typography__live-control input[type="range"]::-moz-range-thumb {
  width: 24px; height: 24px;
  border: 0;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent) 0 4px, var(--bg) 4px 6px, var(--accent) 6px 7px, transparent 7px);
}
.typography__live-control .value {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--accent-text);
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.typography__rule::before {
  content: 'BR-RULE-GOLDEN';
  position: absolute;
  top: -10px; left: var(--space-6);
  background: var(--bg);
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--accent-text);
  text-transform: uppercase;
}
.typography__rule p { color: var(--muted); line-height: 1.55; font-weight: 300; }
.typography__rule p strong { color: var(--fg); font-weight: 700; }
.typography__rule .label { display: none; }

/* === Voz =============================================== */
.voice__principles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-bottom: var(--block-pad);
}
@media (max-width: 700px) { .voice__principles { grid-template-columns: 1fr; } }
.voice__principle {
  background: var(--bg);
  padding: var(--space-8);
  position: relative;
}
.voice__principle::before {
  content: attr(data-id);
  position: absolute;
  top: var(--space-4); right: var(--space-4);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--accent-text);
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
}
.voice__principle h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: var(--fs-card);
  letter-spacing: var(--tracking-card);
  margin-bottom: var(--space-3);
  text-wrap: balance;
}
.voice__principle h3 em { font-style: normal; color: var(--accent-text); font-weight: 300; }
.voice__principle p { color: var(--muted); font-size: var(--fs-body); line-height: 1.55; font-weight: 300; }

.voice__compare {}
.voice__toggle {
  display: flex;
  gap: 1px;
  margin-bottom: var(--space-6);
  background: var(--rule);
  border: 1px solid var(--rule);
  width: fit-content;
}
.voice__toggle-btn {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: var(--space-3) var(--space-8);
  background: var(--bg);
  color: var(--muted);
  transition: all var(--transition-fast);
}
.voice__toggle-btn[aria-pressed="true"] {
  color: var(--accent-text);
  background: var(--accent-tint-strong);
  border-color: var(--accent);
}
[data-theme="light"] .voice__toggle-btn[aria-pressed="true"] {
  color: var(--accent-contrast);
  background: var(--accent);
  border-color: var(--accent);
}

.voice__example {
  background: var(--surface-1);
  border: 1px solid var(--bad);
  padding: var(--space-8);
  view-transition-name: voice-example;
}
.voice__example[data-state="sim"] { border-color: var(--good); }
.voice__example .badge {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
  display: block;
}
.voice__example[data-state="nao"] .badge { color: var(--bad); }
.voice__example[data-state="sim"] .badge { color: var(--good); }
.voice__example blockquote {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--fs-body-l);
  line-height: 1.5;
  color: var(--fg);
  margin-bottom: var(--space-6);
  text-wrap: pretty;
  font-style: italic;
}
.voice__example .meta {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  color: var(--muted);
  line-height: 1.5;
  font-weight: 300;
}

/* === Aplicações ======================================== */
.applications__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}
@media (max-width: 900px) { .applications__grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .applications__grid { grid-template-columns: 1fr; } }
.applications__card {
  background: var(--bg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-height: 240px;
  position: relative;
}
.applications__card::before {
  content: attr(data-code);
  position: absolute;
  top: var(--space-3); right: var(--space-3);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  color: var(--accent-text);
  text-transform: uppercase;
  font-variant-numeric: tabular-nums;
}
.applications__card .label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: var(--tracking-label);
  color: var(--muted-2);
  text-transform: uppercase;
}
.applications__surface {
  flex: 1;
  background: var(--paper);
  color: var(--ink);
  padding: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-sans);
  font-size: 14px;
  min-height: 80px;
}
.applications__surface.dark {
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--rule);
}
.applications__surface.gradient-removed {
  background: var(--ink);
  color: var(--paper);
  flex-direction: column;
  align-items: stretch;
  justify-content: space-between;
  border: 1px solid var(--rule);
  aspect-ratio: 1 / 1;
  padding: var(--space-6);
}

/* === Do/Don't ========================================== */
.dodont__list { display: grid; gap: 1px; background: var(--rule); border-block: 1px solid var(--rule); }
.dodont__pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--rule);
}
@media (max-width: 768px) { .dodont__pair { grid-template-columns: 1fr; } }
.dodont__card {
  background: var(--bg);
  padding: var(--space-8);
  position: relative;
  min-height: 200px;
}
.dodont__card.do { border-left: 2px solid var(--good); }
.dodont__card.dont { border-left: 2px solid var(--bad); }
.dodont__card .badge {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
  display: block;
}
.dodont__card.do .badge { color: var(--good); }
.dodont__card.dont .badge { color: var(--bad); }
.dodont__card h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: var(--fs-card);
  letter-spacing: var(--tracking-card);
  margin-bottom: var(--space-3);
  text-wrap: balance;
}
.dodont__card p { color: var(--muted); font-size: var(--fs-body); line-height: 1.55; font-weight: 300; }
.dodont__card p strong { color: var(--fg); font-weight: 700; }

/* === Files + Signature ================================ */
/* Tabela de dados rola no próprio contêiner a 320px (WCAG 1.4.10), como a tabela WCAG da cena Cores. */
.files__table-wrap { overflow-x: auto; margin-bottom: var(--block-pad); border: 1px solid var(--rule); }
.files__table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 0;
  border: 0;
}
.files__table thead th {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--muted-2);
  text-transform: uppercase;
  text-align: left;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--rule-2);
  background: var(--surface-1);
}
.files__table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--rule);
  font-size: var(--fs-body);
  vertical-align: middle;
}
.files__table tr:last-child td { border-bottom: 0; }
.files__table .preview {
  width: 80px; height: 32px;
  background: var(--surface-1);
  border: 1px solid var(--rule);
  display: grid; place-items: center;
}
.files__table .preview.dark { background: var(--ink); }
/* Favicon é tema-aware por prefers-color-scheme (não pelo data-theme da página): o preview acompanha o mesmo esquema. */
.files__table .preview.scheme { background: #FAFAFA; }
@media (prefers-color-scheme: dark) { .files__table .preview.scheme { background: #0A0A0A; } }
.files__table .preview img { max-height: 22px; max-width: 80%; }
.files__table .preview .preview-diamond { width: 18px; height: 18px; color: var(--accent-text); }
.files__table .file {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg);
}
.files__table .desc { color: var(--muted); font-size: 14px; }
.files__table .badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 2px 8px;
  background: var(--accent-tint);
  color: var(--accent-text);
}
.files__table .badge.alt { background: var(--surface-1); color: var(--muted-2); }

.files__cmd {
  background: var(--surface-1);
  border: 1px solid var(--rule);
  padding: var(--space-6) var(--space-8);
  margin-bottom: var(--space-3);
  position: relative;
}
.files__cmd::before {
  content: attr(data-code);
  position: absolute;
  top: -10px; left: var(--space-6);
  background: var(--bg);
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--accent-text);
  text-transform: uppercase;
}
.files__cmd .label { display: none; }
.files__cmd p { color: var(--muted); margin-bottom: var(--space-3); line-height: 1.55; font-weight: 300; }
.files__cmd p strong { color: var(--fg); font-weight: 700; }
.files__cmd pre {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--paper);
  overflow-x: auto;
  background: var(--ink);
  border: 1px solid var(--rule);
  padding: var(--space-3) var(--space-4);
}
/* copy-token dentro de <pre> · fundo sempre dark, force texto claro mesmo em light theme */
.files__cmd pre copy-token {
  color: rgba(250, 250, 250, 0.78);
  border-color: transparent;
}
.files__cmd pre copy-token:hover {
  color: var(--paper);
  border-color: rgba(250, 250, 250, 0.25);
}
.files__cmd pre copy-token[data-state="copied"] {
  color: var(--good);
  border-color: var(--good);
}

/* External links (target="_blank"): links são papel de apoio no v2 */
.external-link {
  color: var(--support-text);
  text-decoration: underline;
  text-decoration-color: color-mix(in srgb, var(--support-text) 40%, transparent);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}
.external-link:hover {
  color: var(--support-text);
  text-decoration-color: var(--support-text);
}

/* Variante A · coluna "Formatos" · nome-identificador + chips de download SVG/PNG */
.files__table .stem {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg);
}
.fmt-set { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.fmt {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--fg);
  border: 1px solid var(--rule-2);
  padding: 3px 9px;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}
.fmt .ext { color: var(--muted-2); transition: color var(--transition-fast); }
.fmt::after {
  content: '↓';
  font-family: var(--font-sans);
  font-size: 12px;
  color: var(--accent-text);
  opacity: 0.7;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}
.fmt:hover { border-color: var(--accent); color: var(--fg); }
.fmt:hover .ext { color: var(--accent-text); }
.fmt:hover::after { opacity: 1; transform: translateY(2px); }
.fmt:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Script row glyph na coluna preview · marcador { } na cor de referência */
.script-glyph {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--accent-text);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}

/* Signature */
.signature {
  text-align: center;
  padding-block: var(--section-pad);
  border-top: 1px solid var(--rule);
  margin-top: var(--block-pad);
  position: relative;
}
.signature::before {
  content: 'BR-SIGN-FINAL';
  position: absolute;
  top: -10px; left: 50%;
  transform: translateX(-50%);
  background: var(--bg);
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--accent-text);
  text-transform: uppercase;
}
.signature__lockup {
  width: clamp(200px, 28vw, 360px);
  height: auto;
  display: block;
  margin: 0 auto var(--space-12);
}
.signature__lockup .letter,
.signature__lockup .diamond { fill: var(--sigil-color); transition: fill var(--transition); }
.signature__lockup .diamond {
  cursor: pointer;
  pointer-events: all;
  transform-origin: center;
  transform-box: fill-box;
}
.signature__lockup .diamond.sparkle { animation: sparkle var(--transition-spring); }
.signature__affirm {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(22px, 2.4vw, 32px);
  letter-spacing: var(--tracking-section);
  color: var(--fg);
  margin-bottom: var(--space-3);
}
.signature__negate {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: clamp(16px, 1.8vw, 22px);
  color: var(--muted-2);
  line-height: 1.5;
}

/* === Copy token (Web Component) ========================= */
copy-token {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--fs-mono);
  color: var(--muted);
  cursor: pointer;
  padding: 1px 6px;
  border: 1px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}
copy-token:hover { color: var(--fg); border-color: var(--rule-2); }
copy-token[data-state="copied"] { color: var(--good); border-color: var(--good); }
copy-token::after {
  content: '⧉';
  opacity: 0.5;
  font-size: 0.9em;
}
copy-token[data-state="copied"]::after { content: '✓'; opacity: 1; }

/* =========================================================
   SCENE · ENDORSEMENT — Potencializado pelo [bera★ lockup]
   ========================================================= */
.scene.endorsement { background: var(--bg); }
.endorsement__head { margin-bottom: var(--block-pad); }

/* Lockup oficial inline no section-title — SVG inline (não <img>) para que
   .letter e .diamond herdem fill: var(--sigil-color) e troquem com o tema
   (data-theme="dark" → paper, data-theme="light" → ink).
   Calibração: cap-height do SVG ≈ 77% da altura total → height 1.05em
   alinha visualmente com a cap-height da Versos no h2 (v2.1: lockup 930 de altura, cap 700). */
.endorsement__title-lockup {
  display: inline-block;
  height: 1.05em;
  width: auto;
  vertical-align: baseline;
  margin: 0 -0.15em 0 0.2em;
  transform: translateY(0.06em);
}
.endorsement__title-lockup .letter,
.endorsement__title-lockup .diamond {
  fill: var(--sigil-color);
  transition: fill var(--transition);
}

/* Pull quote — frase canônica */
.endorsement__canon {
  margin-top: var(--space-12);
  margin-bottom: var(--block-pad);
  padding: var(--space-8) var(--space-12);
  border-left: 2px solid var(--accent);
  background: var(--surface-1);
  max-width: 720px;
}
.endorsement__canon-label {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin-bottom: var(--space-4);
}
.endorsement__canon p {
  font-size: 17px;
  line-height: 1.5;
  color: var(--fg);
  font-style: italic;
}

/* Modos · 2-col grid (stack em mobile) */
.endorsement__modes {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  margin-bottom: var(--block-pad);
}
@media (min-width: 900px) {
  .endorsement__modes { grid-template-columns: 1fr 1fr; gap: var(--space-16); }
}

.endorsement__mode {
  background: var(--surface-1);
  padding: var(--space-12);
  border-top: 2px solid var(--accent);
}
.endorsement__mode-head { margin-bottom: var(--space-8); }
.endorsement__mode-idx {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--accent-text);
  margin-bottom: var(--space-4);
}
.endorsement__mode h3 {
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--fg);
}

.endorsement__mode-stage {
  background: var(--ink);
  border: 1px solid var(--rule);
  padding: var(--space-8) var(--space-10) var(--space-12);
  margin-top: var(--space-8);
  min-height: 280px;
  display: flex;
  flex-direction: column;
}
.endorsement__stage-meta {
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin-bottom: var(--space-10);
  text-transform: uppercase;
}
.endorsement__stage-meta sup { font-size: 9px; opacity: 0.7; }

/* Sample wordmarks (aurum★, solstice★) */
.endorsement__sample-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8) var(--space-10);
  margin-bottom: var(--space-4);
  min-height: 90px;
}
.endorsement__sample-wrap:last-child { margin-bottom: 0; }
.endorsement__sample {
  position: relative;
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 48px;
  letter-spacing: -0.02em;
  color: var(--paper);
}
.endorsement__sample .sample-diamond {
  position: absolute;
  width: 0.2814em;
  height: 0.2814em;
  top: 0.02em;
  right: -0.33em;
}

/* App icons (A, S, T) com overlay de estrela */
.endorsement__icons {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  padding: var(--space-6);
}
.endorsement__icon {
  position: relative;
  width: 88px;
  height: 88px;
  border-radius: 20%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.endorsement__icon .icon-letter {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 44px;
  color: var(--paper);
  letter-spacing: -0.03em;
}
.endorsement__icon .icon-diamond {
  position: absolute;
  width: 26%;
  height: 26%;
  top: 8%;
  right: 8%;
}

.endorsement__mode-body {
  margin-top: var(--space-10);
  font-size: 14px;
  line-height: 1.55;
  color: var(--muted);
}
.endorsement__mode-body code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  background: var(--bg);
  padding: 1px 5px;
  border-radius: 3px;
  color: var(--accent-text);
}
.endorsement__mode-body strong { color: var(--fg); font-weight: 500; }
/* Refluxo a 320px (WCAG 1.4.10): os palcos do selo têm conteúdo mínimo de ~390px (3 ícones de 88px, palavra a 48px);
   abaixo de 520px o padding encolhe, os ícones quebram linha e a amostra escala. Desktop não muda. */
@media (max-width: 520px) {
  .endorsement__mode { padding: var(--space-6); min-width: 0; }
  .endorsement__mode-stage { padding: var(--space-6) var(--space-4) var(--space-8); }
  .endorsement__sample-wrap { padding: var(--space-6) var(--space-4); }
  .endorsement__sample { font-size: clamp(26px, 11vw, 48px); }
  .endorsement__icons { gap: var(--space-4); flex-wrap: wrap; }
  /* specimen tipográfico empilha rótulo e amostra; painéis de cor encolhem o padding e o token de cópia desce de linha */
  .typography__column, .colors__panel { padding: var(--space-6) var(--space-4); }
  .typography__sample { grid-template-columns: 1fr; gap: var(--space-2); }
  .colors__role { flex-wrap: wrap; }
  .colors__role copy-token { margin-left: 56px; }
  /* posicionamento: a leitura desce para baixo do rótulo */
  .positioning__row { grid-template-columns: 32px 1fr; gap: var(--space-2) var(--space-4); }
  .positioning__row dd { grid-column: 2; }
  /* logo lab: palco e controles com padding menor; cabeçalhos quebram linha */
  .logo-lab__stage { padding: var(--space-6) var(--space-4); min-height: 0; }
  .logo-lab__control { padding: var(--space-6) var(--space-4); }
  .logo-lab__stage-meta, .logo-lab__control-head { flex-wrap: wrap; gap: var(--space-2) var(--space-4); }
}

/* Rules · 3-col grid (stack em mobile) */
.endorsement__rules {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}
@media (min-width: 720px) {
  .endorsement__rules { grid-template-columns: repeat(3, 1fr); }
}
.endorsement__rule {
  background: var(--bg);
  padding: var(--space-10) var(--space-12);
}
.endorsement__rule-badge {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--accent-text);
  margin-bottom: var(--space-6);
  text-transform: uppercase;
}
.endorsement__rule h4 {
  font-size: 16px;
  font-weight: 500;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--fg);
  margin-bottom: var(--space-4);
}
.endorsement__rule h4 code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  background: var(--surface-1);
  padding: 1px 5px;
  border-radius: 3px;
  color: var(--accent-text);
  font-weight: 400;
}
.endorsement__rule p {
  font-size: 13px;
  line-height: 1.5;
  color: var(--muted);
}

/* === Animation entry · IO-driven entry ================== */
@media (prefers-reduced-motion: no-preference) {
  .scene-head, .manifesto__principle, .voice__principle, .dodont__pair, .applications__card,
  .colors__panel, .typography__sample,
  .endorsement__canon, .endorsement__mode, .endorsement__rule {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 800ms ease, transform 800ms ease;
  }
  .scene-head.is-in, .manifesto__principle.is-in, .voice__principle.is-in,
  .dodont__pair.is-in, .applications__card.is-in,
  .colors__panel.is-in, .typography__sample.is-in,
  .endorsement__canon.is-in, .endorsement__mode.is-in, .endorsement__rule.is-in {
    opacity: 1;
    transform: translateY(0);
  }
}