/* Vibe Gênio — vitrine. Tokens, tipografia, seções. Fontes: Libre Caslon Text (títulos), Lexend (texto). */

:root {
  /* tinta quente, marfim e latão (o brilho das peças) */
  --ink: oklch(0.155 0.008 70);
  --ink-2: oklch(0.2 0.01 70);
  --ink-3: oklch(0.29 0.012 70);
  --ivory: oklch(0.955 0.012 88);
  --ivory-2: oklch(0.91 0.014 86);
  --paper-line: oklch(0.87 0.016 86);
  --paper-line-2: oklch(0.8 0.02 86);
  --text: oklch(0.94 0.012 88);
  --text-dim: oklch(0.76 0.014 85);
  --ink-dim: oklch(0.42 0.015 70);
  --brass: oklch(0.82 0.115 80);
  --brass-hi: oklch(0.88 0.12 85);

  /* luz de cada abertura */
  --plum: oklch(0.52 0.19 350);
  --ember: oklch(0.62 0.2 38);
  --teal: oklch(0.7 0.12 195);
  --cobalt: oklch(0.46 0.22 266);

  --serif: "Libre Caslon Text", "Baskerville", Georgia, serif;
  --sans: "Lexend", system-ui, -apple-system, "Segoe UI", sans-serif;

  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --max: 1360px;
  --topo-h: 4.5rem;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.25, 1, 0.5, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--topo-h) + 1rem); -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--ink); color: var(--text);
  font-family: var(--sans); font-size: 1.0625rem; font-weight: 400; line-height: 1.7;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, p, ol, figure { margin: 0; padding: 0; }
ol { list-style: none; }
:focus-visible { outline: 2px solid var(--brass); outline-offset: 3px; }
::selection { background: var(--brass); color: var(--ink); }

.skip { position: absolute; left: -999px; top: 0; z-index: 100; background: var(--brass); color: var(--ink); padding: 0.75rem 1rem; }
.skip:focus { left: 0; }

/* ---------- tipografia ---------- */
.eyebrow { font: 500 0.75rem/1.4 var(--sans); letter-spacing: 0.18em; text-transform: uppercase; color: var(--brass); }
.display { font: 700 clamp(3.2rem, 7.4vw, 6.9rem)/0.96 var(--serif); letter-spacing: -0.015em; text-wrap: balance; }
.display span { display: block; }
.display .ponto { font-style: normal; color: var(--brass); }
.h2 { font: 700 clamp(2.1rem, 4.6vw, 4.2rem)/1.02 var(--serif); letter-spacing: -0.012em; text-wrap: balance; }
.h2-grande { font-size: clamp(2.6rem, 8vw, 7.5rem); line-height: 0.98; }
.h3 { font: 700 clamp(1.75rem, 3vw, 2.75rem)/1.05 var(--serif); letter-spacing: 0.045em; text-transform: uppercase; text-wrap: balance; }
.h3-mat { text-transform: none; letter-spacing: -0.005em; }
.h4 { font: 700 1.5rem/1.15 var(--serif); }
.lead { font-size: clamp(1.05rem, 1.35vw, 1.25rem); line-height: 1.7; color: var(--text-dim); max-width: 44ch; }
.sub { color: var(--text-dim); max-width: 46ch; margin-top: var(--space-md); }
.desc { color: var(--text-dim); max-width: 40ch; }
.lances { font: 500 1.0625rem/1.5 var(--sans); letter-spacing: 0.08em; font-variant-numeric: tabular-nums; color: var(--text); }
.m { color: var(--brass); margin-right: 0.18em; }
.link-sutil { font-weight: 500; font-size: 0.95rem; text-decoration: none; border-bottom: 1px solid color-mix(in oklch, currentColor 40%, transparent); padding-bottom: 2px; transition: border-color 0.25s var(--ease-out), color 0.25s var(--ease-out); }
.link-sutil:hover { border-color: currentColor; }

/* ---------- logos (máscara: herdam a cor do texto) ---------- */
.logo-h, .logo-gigante {
  display: block; background-color: currentColor;
  -webkit-mask: var(--m) center / contain no-repeat; mask: var(--m) center / contain no-repeat;
}
.logo-h { --m: url("../logo/vibe-genio-horizontal.svg"); aspect-ratio: 8985 / 2250; height: 2.3rem; }
.logo-gigante { --m: url("../logo/vibe-genio-principal.svg"); aspect-ratio: 2691 / 2068; width: min(100%, 980px); margin: var(--space-2xl) auto 0; color: var(--ivory); }

/* ---------- botões ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.65rem; min-height: 3rem; padding: 0.8rem 1.35rem;
  font: 500 0.9375rem/1 var(--sans); letter-spacing: 0.015em; text-decoration: none; border: 1px solid transparent; border-radius: 2px; cursor: pointer;
  transition: background-color 0.25s var(--ease-out), color 0.25s var(--ease-out), border-color 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}
.btn .seta { width: 1rem; height: 1rem; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: square; transition: transform 0.3s var(--ease); }
.btn:hover .seta { transform: translateX(3px); }
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--brass); color: var(--ink); }
.btn-primary:hover { background: var(--brass-hi); }
.btn-ink { background: var(--ink); color: var(--ivory); }
.btn-ink:hover { background: var(--ink-3); }
.btn-ghost { border-color: color-mix(in oklch, var(--text) 35%, transparent); color: var(--text); }
.btn-ghost:hover { border-color: var(--brass); color: var(--brass); }
.hero-acoes .btn-primary:hover .seta { transform: translateY(3px); }

/* ---------- topo ---------- */
.topo {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--topo-h);
  display: flex; align-items: center; gap: var(--space-xl); padding-inline: var(--gutter);
  color: var(--text); transition: background-color 0.35s var(--ease-out), border-color 0.35s var(--ease-out);
  border-bottom: 1px solid transparent;
}
.topo.is-solido { background: color-mix(in oklch, var(--ink) 97%, transparent); border-bottom-color: var(--ink-3); }
.marca-link { display: block; line-height: 0; }
.menu { display: flex; gap: var(--space-xl); margin-left: auto; }
.menu a { text-decoration: none; font-size: 0.9rem; font-weight: 400; color: var(--text-dim); transition: color 0.2s var(--ease-out); position: relative; padding-block: 0.4rem; }
.menu a:hover { color: var(--text); }
.menu a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--brass); transform: scaleX(0); transform-origin: left; transition: transform 0.35s var(--ease); }
.menu a:hover::after { transform: scaleX(1); }
.topo-cta { min-height: 2.5rem; padding: 0.55rem 1rem; }
.menu-botao { display: none; }

/* ---------- hero ---------- */
.hero { position: relative; min-height: 100svh; padding: calc(var(--topo-h) + 3rem) var(--gutter) 4.5rem; display: grid; align-items: center; overflow: hidden; isolation: isolate; background: var(--ink); }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -2; background: repeating-linear-gradient(90deg, transparent 0 calc(12.5% - 1px), oklch(1 0 0 / 0.045) calc(12.5% - 1px) 12.5%); }
.hero-glow { position: absolute; z-index: -1; right: -6%; top: 50%; width: min(78vw, 1050px); aspect-ratio: 1; translate: 0 -50%; background: radial-gradient(closest-side, oklch(0.46 0.17 350 / 0.5), oklch(0.46 0.17 350 / 0.12) 55%, transparent 72%); }
.hero-inner { width: 100%; max-width: var(--max); margin-inline: auto; display: grid; grid-template-columns: minmax(0, 6.2fr) minmax(0, 5.8fr); align-items: center; gap: var(--space-xl); }
.hero-texto { display: grid; gap: var(--space-lg); justify-items: start; position: relative; z-index: 2; }
.hero-acoes { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-lg); margin-top: var(--space-xs); }
.nota-hero { font-size: 0.8125rem; color: var(--text-dim); letter-spacing: 0.02em; }
.hero-arte { position: relative; margin-right: calc(var(--gutter) * -0.6); will-change: transform; animation: emerge 1.4s var(--ease) 0.15s both; }
.hero-arte img { width: 100%; max-height: calc(100svh - 7rem); object-fit: contain; margin-inline: auto; }
.colunas { position: absolute; inset: auto 0 1.25rem 0; display: grid; grid-template-columns: repeat(8, 1fr); list-style: none; pointer-events: none; }
.colunas li { text-align: center; font: 400 0.6875rem/1 var(--sans); letter-spacing: 0.2em; color: oklch(1 0 0 / 0.28); text-transform: lowercase; }

[data-rise] { animation: rise 0.9s var(--ease) both; animation-delay: calc(var(--d, 0) * 85ms + 120ms); }
@keyframes rise { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
@keyframes emerge { from { opacity: 0; transform: scale(0.94) translateY(12px); } to { opacity: 1; transform: none; } }

/* ---------- xadrez ---------- */
.xadrez { background: var(--ink-2); padding: var(--space-4xl) var(--gutter) 0; }
.xadrez-cab { max-width: var(--max); margin-inline: auto; display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: var(--space-xl); }
.xadrez-cab .h2 { margin-top: var(--space-md); }
.alterna { display: inline-flex; align-items: center; border: 1px solid var(--ink-3); border-radius: 2px; padding: 3px; gap: 2px; }
.alterna-rotulo { font: 500 0.6875rem/1 var(--sans); letter-spacing: 0.18em; text-transform: uppercase; color: var(--text-dim); padding: 0 0.85rem 0 0.75rem; }
.alterna button { font: 500 0.875rem/1 var(--sans); min-height: 2.5rem; padding: 0 1rem; background: transparent; color: var(--text-dim); border: 0; border-radius: 2px; cursor: pointer; transition: background-color 0.25s var(--ease-out), color 0.25s var(--ease-out); }
.alterna button:hover { color: var(--text); }
.alterna button[aria-pressed="true"] { background: var(--ivory); color: var(--ink); }

.xadrez-corpo { max-width: var(--max); margin: var(--space-2xl) auto 0; display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(2rem, 5vw, 5rem); }
.palco { position: sticky; top: calc(var(--topo-h) + 1rem); height: min(calc(100svh - var(--topo-h) - 2rem), 800px); align-self: start; display: grid; overflow: hidden; border: 1px solid var(--ink-3); background: #1d1b19; isolation: isolate; }
.palco-meta { position: absolute; z-index: 3; top: 1.1rem; left: 1.25rem; font: 500 0.8125rem/1 var(--sans); letter-spacing: 0.14em; font-variant-numeric: tabular-nums; color: var(--text-dim); }
.palco-meta .contador { color: var(--brass); font-size: 1.5rem; letter-spacing: 0.04em; margin-right: 0.35rem; }
.palco-lances { position: absolute; z-index: 3; left: 1.25rem; bottom: 1.1rem; font: 500 0.9375rem/1.4 var(--sans); letter-spacing: 0.1em; font-variant-numeric: tabular-nums; }
.palco-lances.troca { animation: lance-entra 0.55s var(--ease) both; }
@keyframes lance-entra { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.glow { position: absolute; inset: 0; z-index: 0; opacity: 0; transition: opacity 0.9s var(--ease-out); }
.glow.on { opacity: 1; }
.glow[data-k="0"] { background: radial-gradient(62% 56% at 50% 50%, color-mix(in oklch, var(--plum) 55%, transparent), transparent 72%); }
.glow[data-k="1"] { background: radial-gradient(62% 56% at 50% 50%, color-mix(in oklch, var(--ember) 52%, transparent), transparent 72%); }
.glow[data-k="2"] { background: radial-gradient(62% 56% at 50% 50%, color-mix(in oklch, var(--teal) 42%, transparent), transparent 72%); }
.glow[data-k="3"] { background: radial-gradient(62% 56% at 50% 50%, color-mix(in oklch, var(--cobalt) 62%, transparent), transparent 72%); }
.st-img { position: absolute; inset: 0; z-index: 1; width: 100%; height: 100%; object-fit: contain; padding: 3.75rem 1rem 3rem; opacity: 0; transform: scale(0.97); transition: opacity 0.6s var(--ease-out), transform 0.9s var(--ease); }
.st-img.on { opacity: 1; transform: none; }
.st-img[data-tipo="camiseta"] { padding: 1.5rem 1rem; -webkit-mask-image: radial-gradient(ellipse 62% 64% at 50% 50%, #000 70%, transparent 100%); mask-image: radial-gradient(ellipse 62% 64% at 50% 50%, #000 70%, transparent 100%); }

.lista { padding-block: 6svh; }
.abertura { min-height: min(86svh, 720px); display: flex; flex-direction: column; justify-content: center; align-items: flex-start; gap: var(--space-md); padding-block: var(--space-xl); opacity: 0.42; transition: opacity 0.5s var(--ease-out); }
.abertura.is-on { opacity: 1; }
.numero { font: 500 0.8125rem/1 var(--sans); letter-spacing: 0.2em; color: var(--brass); font-variant-numeric: tabular-nums; }
.abertura .lances { margin-top: var(--space-2xs); }
.preco { display: grid; gap: 0.15rem; margin-block: var(--space-sm) var(--space-md); }
.preco strong { font-weight: 500; font-size: 1.0625rem; color: var(--text); }
.preco span { font-size: 0.875rem; color: var(--text-dim); }
.m-fig { display: none; }

/* ---------- faixa (uma fileira do tabuleiro) ---------- */
.faixa { height: 3.5rem; background: conic-gradient(var(--ivory) 25%, var(--ink) 0 50%, var(--ivory) 0 75%, var(--ink) 0) 0 0 / 7rem 7rem; }

/* ---------- matemática: papel quadriculado ---------- */
.matematica { position: relative; background: var(--ivory); color: var(--ink); padding: var(--space-4xl) var(--gutter) var(--space-4xl); isolation: isolate; overflow: hidden; }
.matematica::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(var(--paper-line-2) 1px, transparent 1px) 0 0 / 200px 200px,
    linear-gradient(90deg, var(--paper-line-2) 1px, transparent 1px) 0 0 / 200px 200px,
    linear-gradient(var(--paper-line) 1px, transparent 1px) 0 0 / 40px 40px,
    linear-gradient(90deg, var(--paper-line) 1px, transparent 1px) 0 0 / 40px 40px;
  opacity: 0.65;
}
.matematica .eyebrow { color: oklch(0.45 0.1 70); }
.mat-cab { max-width: var(--max); margin-inline: auto; display: grid; gap: var(--space-md); justify-items: start; }
.matematica .sub, .matematica .desc { color: var(--ink-dim); }
.estacao { max-width: var(--max); margin: var(--space-4xl) auto 0; display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--space-xl) var(--gutter); align-items: center; }
.estacao .fig { grid-row: 1; }
.estacao .txt { display: grid; gap: var(--space-md); justify-items: start; grid-row: 1; background: var(--ivory); padding: var(--space-lg); }
.e1 .fig { grid-column: 1 / 6; } .e1 .txt { grid-column: 7 / 13; }
.e2 .txt { grid-column: 1 / 6; } .e2 .fig { grid-column: 6 / 13; }
.e3 .fig { grid-column: 3 / 8; } .e3 .txt { grid-column: 9 / 13; }
.fig img { width: 100%; outline: 1px solid oklch(0.16 0.008 70 / 0.18); outline-offset: -1px; background: var(--ivory-2); }
.fig figcaption { margin-top: var(--space-xs); font: italic 400 0.875rem/1.5 var(--serif); color: var(--ink-dim); }
.fig figcaption span { font-style: normal; font-family: var(--sans); font-size: 0.6875rem; letter-spacing: 0.16em; text-transform: uppercase; margin-right: 0.6rem; color: var(--ink); }
.rotulo { font: 500 0.75rem/1 var(--sans); letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-dim); }
.formula { font: 700 clamp(1.6rem, 2.6vw, 2.4rem)/1.15 var(--sans); letter-spacing: -0.01em; }
.formula sup { font-size: 0.6em; line-height: 0; position: relative; top: -0.15em; }
.formula-linha { font-size: clamp(1.15rem, 1.8vw, 1.65rem); }
.matematica .preco strong { color: var(--ink); }
.matematica .preco span { color: var(--ink-dim); }

/* ---------- como comprar ---------- */
.como { background: var(--ink); padding: var(--space-4xl) var(--gutter); }
.como-cab { max-width: var(--max); margin-inline: auto; display: grid; gap: var(--space-md); justify-items: start; }
.passos { max-width: var(--max); margin: var(--space-3xl) auto 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--gutter); align-items: start; }
.passo { display: grid; gap: var(--space-sm); border-top: 1px solid var(--ink-3); padding-top: var(--space-lg); }
.passo:nth-child(2) { margin-top: var(--space-2xl); }
.passo:nth-child(3) { margin-top: var(--space-3xl); }
.passo-num { font: 700 clamp(4.5rem, 10vw, 8.5rem)/0.85 var(--serif); color: var(--brass); letter-spacing: -0.02em; }
.passo p { color: var(--text-dim); max-width: 34ch; }
.como-nota { max-width: var(--max); margin: var(--space-3xl) auto 0; color: var(--text-dim); font-size: 0.9375rem; }
.como-nota a { color: var(--text); }

/* ---------- marca e rodapé ---------- */
.sobre { background: var(--ink-2); padding: var(--space-4xl) var(--gutter); display: grid; gap: var(--space-lg); justify-items: start; max-width: none; }
.sobre > * { width: 100%; max-width: var(--max); margin-inline: auto; }
.sobre-texto { display: grid; gap: var(--space-md); color: var(--text-dim); max-width: 46ch; margin-left: max(0px, calc((100% - var(--max)) / 2)); }
.sobre-texto p:first-child { font: 400 clamp(1.25rem, 2vw, 1.6rem)/1.45 var(--serif); color: var(--text); }
.rodape { background: var(--ink); padding: var(--space-4xl) var(--gutter) 0; overflow: hidden; }
.rodape-grade { max-width: var(--max); margin-inline: auto; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr); gap: var(--space-2xl); align-items: end; }
.rodape-coluna { display: grid; gap: var(--space-lg); justify-items: start; align-self: center; padding-bottom: var(--space-3xl); }
.rodape-frase { font: 400 clamp(1.35rem, 2.2vw, 1.9rem)/1.35 var(--serif); max-width: 22ch; }
.rodape-links { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-lg) var(--space-xl); }
.legal { font-size: 0.8125rem; color: var(--text-dim); max-width: 46ch; }
.rodape .logo-gigante { width: 100%; margin: 0 0 -9%; color: var(--ivory); }

/* ---------- revelar ao rolar ---------- */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.js .reveal.visto { opacity: 1; transform: none; }
.js .passo.reveal:nth-child(2) { transition-delay: 0.1s; } .js .passo.reveal:nth-child(3) { transition-delay: 0.2s; }

/* ---------- sem JavaScript ---------- */
html:not(.js) .palco { display: none; }
html:not(.js) .xadrez-corpo { grid-template-columns: 1fr; }
html:not(.js) .m-fig { display: block; }
html:not(.js) .abertura { opacity: 1; min-height: 0; }
html:not(.js) .alterna { display: none; }

/* ---------- telas menores ---------- */
@media (max-width: 960px) {
  .hero { min-height: 0; padding-top: calc(var(--topo-h) + 2rem); padding-bottom: 5rem; }
  .hero-inner { grid-template-columns: 1fr; gap: var(--space-lg); justify-items: start; }
  .hero-texto { display: contents; }
  .hero-texto .eyebrow { order: 1; }
  .hero-texto .display { order: 2; }
  .hero-arte { order: 3; margin: 0 auto; max-width: 460px; width: 100%; }
  .hero-texto .lead { order: 4; }
  .hero-texto .hero-acoes { order: 5; width: 100%; }
  .hero-texto .nota-hero { order: 6; }
  .hero-glow { right: 50%; translate: 50% -30%; width: 120vw; top: 62%; }
  .menu { position: fixed; inset: var(--topo-h) 0 auto 0; flex-direction: column; gap: 0; margin: 0; background: var(--ink); border-bottom: 1px solid var(--ink-3); padding: var(--space-md) var(--gutter) var(--space-lg); transform: translateY(-8px); opacity: 0; visibility: hidden; transition: opacity 0.25s var(--ease-out), transform 0.3s var(--ease), visibility 0s 0.3s; }
  .menu.aberto { opacity: 1; transform: none; visibility: visible; transition-delay: 0s; }
  .menu a { font-size: 1.125rem; color: var(--text); padding: 0.9rem 0; border-bottom: 1px solid var(--ink-3); }
  .menu a::after { display: none; }
  .topo { gap: var(--space-md); }
  .topo-cta { margin-left: auto; }
  .menu-botao { display: inline-flex; align-items: center; min-height: 2.5rem; padding: 0 0.9rem; background: transparent; color: var(--text); border: 1px solid color-mix(in oklch, var(--text) 35%, transparent); border-radius: 2px; font: 500 0.875rem/1 var(--sans); cursor: pointer; }
  .menu-botao[aria-expanded="true"] { background: var(--ivory); color: var(--ink); }
  .topo.is-solido, .topo.menu-aberto { background: var(--ink); border-bottom-color: var(--ink-3); }

  .xadrez-corpo { grid-template-columns: 1fr; margin-top: var(--space-xl); }
  .palco { display: none; }
  .lista { padding-block: 0; }
  .abertura { min-height: 0; opacity: 1; padding-block: var(--space-2xl); border-top: 1px solid var(--ink-3); }
  .m-fig { display: block; position: relative; width: 100%; max-width: 520px; aspect-ratio: 4 / 5; margin-bottom: var(--space-md); background: #1d1b19; border: 1px solid var(--ink-3); }
  .m-fig img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; padding: 0.75rem; transition: opacity 0.4s var(--ease-out); }
  .f-tee { opacity: 0; padding: 0; -webkit-mask-image: radial-gradient(ellipse 62% 64% at 50% 50%, #000 70%, transparent 100%); mask-image: radial-gradient(ellipse 62% 64% at 50% 50%, #000 70%, transparent 100%); }
  body[data-view="camiseta"] .f-cena { opacity: 0; }
  body[data-view="camiseta"] .f-tee { opacity: 1; }
  .xadrez-cab { align-items: flex-start; }

  .estacao { grid-template-columns: 1fr; margin-top: var(--space-3xl); }
  .estacao .fig, .estacao .txt, .e1 .fig, .e1 .txt, .e2 .fig, .e2 .txt, .e3 .fig, .e3 .txt { grid-column: 1; grid-row: auto; }
  .estacao .txt { padding: 0; background: none; }
  .e3 .fig { max-width: 420px; }
  .passos { grid-template-columns: 1fr; gap: var(--space-xl); }
  .passo:nth-child(2), .passo:nth-child(3) { margin-top: 0; }
  .passo { grid-template-columns: auto 1fr; column-gap: var(--space-lg); }
  .passo-num { grid-row: 1 / span 2; font-size: 4.5rem; }
  .rodape-grade { grid-template-columns: 1fr; gap: var(--space-xl); }
  .rodape-coluna { padding-bottom: 0; }
  .rodape .logo-gigante { margin-bottom: -7%; }
}
@media (max-width: 560px) {
  body { font-size: 1rem; }
  .logo-h { height: 1.85rem; }
  .hero-acoes { gap: var(--space-md); }
  .alterna { width: 100%; }
  .alterna-rotulo { display: none; }
  .alterna button { flex: 1; }
  .btn { width: 100%; }
  .topo .btn, .menu-botao { width: auto; }
}

/* ---------- movimento reduzido ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-delay: 0ms !important; transition-duration: 0.001ms !important; }
  .js .reveal { opacity: 1; transform: none; }
  .hero-arte { will-change: auto; }
}