/* ============================================================
   LIOST — site.css · composição e craft
   ============================================================ */

/* grão global sutil (sobrevive no site; é CSS, não export) */
body::after {
  content: "";
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  opacity: .05; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* ============ NAV ============ */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: var(--z-nav);
  transition: background var(--t) var(--ease), border-color var(--t) var(--ease), backdrop-filter var(--t);
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: rgba(23,23,23,.72);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.nav__inner {
  max-width: var(--container); margin-inline: auto;
  padding: 18px var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; }
.brand__mark {
  width: 40px; height: 31px; flex: none;
  background-image: url("../assets/logo/liost-symbol.svg");
  background-repeat: no-repeat; background-position: center;
  background-size: contain;
}
.brand__mark--sm { width: 34px; height: 26px; }
.brand__name {
  font-family: var(--f-display); font-weight: var(--w-black);
  font-size: 1.32rem; letter-spacing: 2px;
}
.nav__links { display: flex; align-items: center; gap: clamp(18px, 2.4vw, 34px); }
.nav__links a { font-size: var(--fs-sm); color: var(--ink-dim); transition: color var(--t-fast); }
.nav__links a:hover { color: var(--ink); }
.nav__cta {
  padding: 10px 18px; border-radius: var(--r-pill);
  border: 1px solid var(--line); color: var(--ink) !important;
}
.nav__cta:hover { background: var(--violeta); border-color: var(--violeta); color: #17131f !important; }
.nav__toggle { display: none; width: 44px; height: 44px; flex-direction: column; gap: 6px; align-items: center; justify-content: center; }
.nav__toggle span { width: 22px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform var(--t), opacity var(--t); }
.nav__mobile { display: none; }

/* ============ BOTÕES ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--f-body); font-weight: var(--w-semibold);
  font-size: .95rem; letter-spacing: .005em;
  padding: 14px 26px; border-radius: var(--r-pill);
  transition: transform var(--t-fast) var(--ease), background var(--t), color var(--t), border-color var(--t);
  border: 1px solid transparent; will-change: transform;
}
.btn:active { transform: scale(.975); }
.btn--primary { background: var(--violeta); color: #191324; }
.btn--primary:hover { background: var(--violeta-200); }
.btn--ghost { border-color: var(--line); color: var(--ink); }
.btn--ghost:hover { border-color: var(--ink-dim); background: rgba(255,255,255,.04); }
.btn--lg { padding: 17px 32px; font-size: 1.05rem; }
.btn--block { width: 100%; }
.paper .btn--ghost { border-color: var(--paper-line); color: var(--paper-ink); }

/* ============ ATMOSFERA (blooms) ============ */
.hero__atmo { position: absolute; inset: 0; overflow: hidden; z-index: 0; }
.bloom {
  position: absolute; border-radius: 50%;
  filter: blur(90px); opacity: .5;
}
.bloom--violeta { width: 48vw; height: 48vw; background: var(--violeta); left: -12vw; top: -8vw; opacity: .38; }
.bloom--limao { width: 30vw; height: 30vw; background: var(--limao); right: -6vw; bottom: -10vw; opacity: .16; }
.bloom--esmeralda { width: 40vw; height: 40vw; background: var(--esmeralda); left: -8vw; bottom: -14vw; opacity: .3; }
.bloom--tr { right: -10vw; top: -12vw; left: auto; }

/* ============ HERO ============ */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 132px var(--gutter) 60px;
  overflow: hidden;
}
.hero__grid {
  position: relative; z-index: 2;
  max-width: var(--container); margin-inline: auto; width: 100%;
  display: grid; grid-template-columns: 1.15fr .85fr; align-items: center; gap: clamp(24px, 5vw, 72px);
}
.hero__eyebrow {
  font-family: var(--f-display); font-weight: var(--w-semibold);
  font-size: var(--fs-label); letter-spacing: .22em; text-transform: uppercase;
  color: var(--limao); margin-bottom: 22px;
}
.hero__title {
  font-size: var(--fs-hero); font-weight: var(--w-black);
  letter-spacing: 2px; line-height: 1.08;
}
.hero__title em { font-style: normal; color: var(--violeta); }
.hero__lead {
  font-size: var(--fs-lead); color: var(--ink-dim);
  margin-top: 26px; max-width: 34ch;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }

.hero__symbol { display: grid; place-items: center; }
.symbol-crop { position: relative; width: 100%; }
.symbol-crop--hero { max-width: 520px; }
.symbol-crop .symbol {
  width: 100%; height: auto;
  filter: drop-shadow(0 0 42px rgba(165,148,209,.28));
}
@media (prefers-reduced-motion: no-preference) {
  .symbol-crop--hero .symbol { animation: breathe 8s var(--ease) infinite; transform-origin: center; }
}
@keyframes breathe {
  0%, 100% { filter: drop-shadow(0 0 40px rgba(165,148,209,.22)); transform: scale(1); }
  50% { filter: drop-shadow(0 0 60px rgba(196,217,122,.26)); transform: scale(1.025); }
}

.hero__scroll {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%); z-index: 2;
  font-size: .8rem; letter-spacing: .08em; color: var(--ink-mute);
  display: inline-flex; align-items: center; gap: 8px;
}
.hero__scroll::after { content: "↓"; animation: nudge 1.8s ease-in-out infinite; }
@keyframes nudge { 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(4px);} }

/* ============ SEÇÕES GENÉRICAS ============ */
.section__head { max-width: 720px; margin-bottom: clamp(38px, 6vw, 68px); }
.section__title { font-size: var(--fs-h2); font-weight: var(--w-black); letter-spacing: 2px; }
.section__intro { font-size: var(--fs-lead); color: var(--ink-dim); margin-top: 18px; max-width: 54ch; }
.kicker {
  font-family: var(--f-display); font-weight: var(--w-semibold);
  font-size: var(--fs-label); letter-spacing: .2em; text-transform: uppercase;
  color: var(--ink-mute); margin-bottom: 14px;
}

/* ---- provocação ---- */
.section--provoca { position: relative; }
.statement {
  font-size: clamp(1.8rem, 4.2vw, 3.1rem); font-weight: var(--w-black);
  letter-spacing: 2px; line-height: 1.16;
}
.big-p { font-size: var(--fs-lead); color: var(--paper-dim); margin-top: 28px; max-width: 48ch; }

/* ---- o que fazemos (assimétrico) ---- */
.frentes {
  display: grid; gap: 16px;
  grid-template-columns: repeat(2, 1fr);
}
.frente {
  position: relative; padding: clamp(28px, 3vw, 44px);
  border: 1px solid var(--line); border-radius: var(--r-lg);
  background: linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,0));
  transition: border-color var(--t), transform var(--t) var(--ease);
  display: flex; flex-direction: column; gap: 12px;
}
.frente:hover { border-color: rgba(165,148,209,.42); transform: translateY(-3px); }
.frente::before {
  content: ""; width: 30px; height: 3px; border-radius: 3px;
  background: var(--violeta); margin-bottom: 6px;
}
.frente--accent {
  background: linear-gradient(165deg, rgba(44,122,87,.24), rgba(44,122,87,.05));
  border-color: rgba(44,122,87,.42);
}
.frente--accent::before { background: var(--limao); }
/* rótulo-keyword (SEO): a palavra que a pessoa digita no Google, discreta
   sobre o nome em linguagem simples logo abaixo */
.frente__tag {
  font-size: .72rem; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; color: var(--violeta);
  margin-top: -2px; margin-bottom: -6px;
}
.frente--accent .frente__tag { color: var(--limao); }
.frente h3 { font-size: var(--fs-h3); font-weight: var(--w-bold); }
.frente p { color: var(--ink-dim); font-size: 1.05rem; }

/* ---- amostras / portfólio (sites reais navegáveis) ---- */
.section--trabalho { position: relative; }
.galeria {
  display: grid; gap: 20px;
  grid-template-columns: repeat(3, 1fr);
  align-items: start;
}
.peca {
  display: flex; flex-direction: column; gap: 14px;
  transition: transform var(--t) var(--ease);
}
.peca:hover { transform: translateY(-4px); }
.peca__shot {
  position: relative; aspect-ratio: 5 / 4; border-radius: var(--r);
  overflow: hidden; border: 1px solid var(--line);
  background: var(--bg-2);
}
.peca__shot img {
  width: 100%; height: 100%; object-fit: cover; object-position: top center;
  transition: transform var(--t-slow) var(--ease);
}
.peca:hover .peca__shot img { transform: scale(1.035); }
.peca__shot::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.04);
  transition: box-shadow var(--t);
}
.peca:hover .peca__shot::after { box-shadow: inset 0 0 0 1px rgba(165,148,209,.5); }
.peca__badge {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  font-family: var(--f-display); font-weight: var(--w-semibold);
  font-size: .68rem; letter-spacing: .1em; text-transform: uppercase;
  background: rgba(12,12,14,.78); color: #f4f2f7; backdrop-filter: blur(6px);
  padding: 5px 11px; border-radius: var(--r-pill);
}
.peca__meta { display: flex; flex-direction: column; gap: 3px; }
.peca__meta h3 { font-family: var(--f-display); font-weight: var(--w-bold); font-size: 1.15rem; }
.peca__meta > span { font-size: var(--fs-sm); color: var(--ink-mute); }
.peca__open {
  font-size: var(--fs-sm) !important; color: var(--limao) !important;
  margin-top: 6px; opacity: 0; transform: translateX(-4px);
  transition: opacity var(--t), transform var(--t);
}
.peca:hover .peca__open, .peca:focus-visible .peca__open { opacity: 1; transform: none; }

/* ============ PORTFÓLIO POR FRENTE ============ */

/* atalhos do topo: leva direto pra frente que interessa */
.atalhos { display: flex; flex-wrap: wrap; gap: 10px; margin-top: clamp(26px, 3.5vw, 38px); }
.atalhos a {
  font-size: var(--fs-sm); color: var(--ink-dim);
  padding: 9px 16px; border-radius: var(--r-pill);
  border: 1px solid var(--line);
  transition: border-color var(--t-fast), color var(--t-fast), background var(--t-fast);
}
.atalhos a:hover { color: var(--ink); border-color: var(--violeta); background: rgba(165,148,209,.1); }

/* cada frente é um capítulo: a linha marca a virada */
.bloco + .bloco { border-top: 1px solid var(--line-soft); }

/* sub-bloco dentro de uma frente */
.grupo + .grupo { margin-top: clamp(52px, 7vw, 92px); }
.grupo__head {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 16px;
  margin-bottom: 12px;
}
.grupo__title { font-size: var(--fs-h3); font-weight: var(--w-bold); }
.grupo__tag {
  font-size: var(--fs-label); color: var(--ink-mute);
  letter-spacing: .04em;
}
.grupo__p { color: var(--ink-dim); max-width: 62ch; margin-bottom: clamp(22px, 3vw, 32px); }

/* peça de prova: nunca corta a imagem, só emoldura */
.prova {
  position: relative; border-radius: var(--r);
  border: 1px solid var(--line); background: var(--bg-2);
  overflow: hidden;
  transition: border-color var(--t);
}
.prova:hover { border-color: rgba(165,148,209,.4); }
.prova img, .prova video { width: 100%; height: auto; }
.prova figcaption {
  padding: 16px 20px 18px; font-size: var(--fs-sm);
  color: var(--ink-dim); border-top: 1px solid var(--line-soft);
}
.prova figcaption strong { color: var(--ink); font-weight: var(--w-semibold); }
.prova--solo { max-width: 1000px; }

/* peça de proporção variada (logo, paleta, prancha, mascote): conter, nunca
   cortar. Cortar um logo destrói a peça, e há texto dentro dos mascotes. */
.prova--fit img {
  object-fit: contain; padding: 5%;
  background: var(--bg-2);
}

/* a prancha é o argumento inteiro: precisa de largura pra ser legível */
.prova--prancha { max-width: 720px; margin-bottom: 16px; }

/* compostos: as duas pranchas com o MESMO tamanho, altura controlada.
   moldura de proporção fixa (4:5) + object-fit contain = board inteiro
   visível, e nenhuma fica maior que a outra */
.compostos { max-width: 820px; margin-inline: auto; }
.prova--board .zoom {
  display: flex; align-items: center; justify-content: center;
  aspect-ratio: 4 / 5;
}
.prova--board img { max-width: 100%; max-height: 100%; width: auto; }
.prova--board:hover .zoom img { transform: none; }

/* imagem clicável que abre no lightbox */
.zoom {
  display: block; width: 100%; margin: 0; padding: 0;
  border: 0; background: none; cursor: zoom-in; line-height: 0;
}
.zoom img { transition: transform var(--t) var(--ease); }
.prova:hover .zoom img { transform: scale(1.03); }
.zoom:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

/* miniaturas: peças menores, recortadas, que abrem no clique */
.thumbs {
  display: grid; gap: 12px; margin-top: 16px;
  grid-template-columns: repeat(5, 1fr);
}
.prova--thumb img { aspect-ratio: 1 / 1; object-fit: cover; }
.prova--thumb figcaption { padding: 10px 14px 12px; font-size: var(--fs-label); }
@media (max-width: 900px) { .thumbs { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .thumbs { grid-template-columns: repeat(2, 1fr); } }

/* lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: var(--z-overlay);
  display: grid; place-items: center; padding: clamp(16px, 5vw, 56px);
  background: rgba(12,12,14,.92); backdrop-filter: blur(6px);
}
.lightbox[hidden] { display: none; }
.lightbox__img {
  max-width: 90vw; max-height: 88vh; width: auto; height: auto;
  border-radius: var(--r); box-shadow: 0 30px 90px rgba(0,0,0,.6);
}
.lightbox__close {
  position: absolute; top: clamp(12px, 3vw, 24px); right: clamp(12px, 3vw, 24px);
  width: 46px; height: 46px; border-radius: 50%;
  display: grid; place-items: center; color: #fff;
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.22);
  transition: background var(--t-fast);
}
.lightbox__close:hover { background: rgba(255,255,255,.2); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; align-items: start; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; align-items: start; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; align-items: start; }

/* caixas uniformes: sem isso a linha fica com fundos irregulares */
.pecas .prova img { aspect-ratio: 4 / 3; }
.mascotes .prova img { aspect-ratio: 16 / 10; }
/* no PC os mascotes preenchem POR COLUNA: cada tipo (hambúrguer, petshop,
   mercado) fica empilhado na sua coluna, em vez de linha a linha */
.mascotes { grid-auto-flow: column; grid-template-rows: auto auto; }

/* vídeo vertical: 9:16 tem que ser contido, senão ocupa a tela inteira.
   preload="none" porque servidor sem suporte a Range faz o browser baixar
   os 17MB inteiros mesmo com "metadata". Aqui não sai byte até o clique,
   e o fundo da marca substitui o retângulo preto de player vazio. */
.videos { display: flex; flex-wrap: wrap; gap: 20px; }
.prova--video { flex: 0 1 300px; }
.prova--video video {
  aspect-ratio: 9 / 16;
  background: linear-gradient(158deg, var(--violeta-700), var(--n-900) 72%);
}
.prova--video figcaption { padding: 12px 16px 14px; }

/* ---- ferramentas que ainda não estão ligadas ---- */
.apps {
  margin-top: clamp(52px, 7vw, 92px);
  padding: clamp(28px, 4vw, 48px);
  border: 1px solid rgba(196,217,122,.24);
  border-radius: var(--r-lg);
  background: linear-gradient(165deg, rgba(196,217,122,.07), rgba(196,217,122,.015));
}
.apps__head { max-width: 60ch; margin-bottom: clamp(26px, 3.5vw, 38px); }
.apps__title { font-size: var(--fs-h3); font-weight: var(--w-bold); }
.apps__p { color: var(--ink-dim); margin-top: 12px; }
.apps__lista {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.app {
  padding: 24px; border-radius: var(--r);
  border: 1px solid var(--line); background: rgba(255,255,255,.02);
  display: flex; flex-direction: column; gap: 10px;
}
.app__tag {
  align-self: flex-start;
  font-family: var(--f-display); font-weight: var(--w-semibold);
  font-size: .68rem; letter-spacing: .1em; text-transform: uppercase;
  color: var(--limao); border: 1px solid rgba(196,217,122,.34);
  padding: 4px 10px; border-radius: var(--r-pill);
}
.app h4 { font-size: 1.1rem; font-weight: var(--w-bold); }
.app p { font-size: var(--fs-sm); color: var(--ink-dim); }

/* ---- quem somos ---- */
.section--estudio { position: relative; }
.estudio__grid {
  display: grid; grid-template-columns: 1.35fr .65fr;
  gap: clamp(28px, 6vw, 80px); align-items: center;
}
.estudio__p { color: var(--ink-dim); font-size: var(--fs-lead); max-width: 56ch; margin-top: 20px; }
.estudio__symbol { display: grid; place-items: center; }
.symbol-crop--sm { max-width: 260px; opacity: .9; }

/* ---- link para o portfólio ---- */
.fazemos__link { margin-top: clamp(28px, 4vw, 46px); }
.fazemos__link a {
  display: inline-flex; align-items: center; gap: 10px;
  font-weight: 600; color: var(--limao);
  border-bottom: 1px solid rgba(196,217,122,.3); padding-bottom: 3px;
  transition: gap var(--t) var(--ease), border-color var(--t);
}
.fazemos__link a:hover { gap: 16px; border-bottom-color: var(--limao); }

/* ---- como funciona (linha do tempo) ---- */
.timeline { list-style: none; position: relative; padding: 4px 0 0; margin: 0; }
.timeline::before {
  content: ""; position: absolute; top: 14px; bottom: 14px;
  left: clamp(23px, 3.4vw, 33px); width: 2px;
  background: linear-gradient(180deg, var(--violeta), rgba(165,148,209,.18) 70%, transparent);
}
.tl-item {
  position: relative; display: grid;
  grid-template-columns: clamp(48px, 7vw, 68px) 1fr;
  gap: clamp(20px, 3.5vw, 46px);
  padding-bottom: clamp(38px, 5vw, 64px);
}
.tl-item:last-child { padding-bottom: 0; }
.tl-mark {
  position: relative; z-index: 2;
  width: clamp(48px, 7vw, 68px); height: clamp(48px, 7vw, 68px);
  border-radius: 50%; display: grid; place-items: center;
  background: var(--bg); border: 2px solid var(--violeta);
  font-family: var(--f-display); font-weight: var(--w-black);
  font-size: clamp(.95rem, 1.5vw, 1.2rem); letter-spacing: 1px;
  color: var(--violeta);
  transition: background var(--t), color var(--t), transform var(--t) var(--ease);
}
.tl-item:hover .tl-mark { background: var(--violeta); color: #1a1526; transform: scale(1.05); }
.tl-body { padding-top: clamp(6px, 1vw, 14px); }
.tl-body h3 { font-size: var(--fs-h3); font-weight: var(--w-bold); margin-bottom: 12px; }
.tl-body p { color: var(--ink-dim); max-width: 54ch; font-size: 1.08rem; }

/* ---- cabeçalho de página interna ---- */
.pagina-head {
  position: relative; overflow: hidden;
  padding: clamp(140px, 20vh, 210px) 0 clamp(50px, 8vh, 90px);
}
.pagina-head__inner { position: relative; z-index: 2; }
.pagina-head__title {
  font-size: clamp(2.3rem, 5.2vw, 4rem); font-weight: var(--w-black);
  letter-spacing: 2px; line-height: 1.08;
}
.pagina-head__lead { font-size: var(--fs-lead); color: var(--ink-dim); margin-top: 20px; max-width: 52ch; }

/* ---- nota discreta ---- */
.nota {
  margin-top: clamp(28px, 4vw, 44px); color: var(--ink-mute);
  font-size: var(--fs-sm); max-width: 60ch;
}

/* ---- tira o risco (faixa esmeralda) ---- */
.section--risco {
  background: var(--esmeralda);
  color: #F2F7F0;
  --focus: #F2F7F0;
}
/* sobre o verde o botão violeta some (1,93:1). Inverte para claro. */
.section--risco .btn--primary { background: #F2F7F0; color: #17372A; }
.section--risco .btn--primary:hover { background: #FFFFFF; }
.section--risco .risco__title {
  font-size: clamp(2rem, 4.6vw, 3.4rem); font-weight: var(--w-black); letter-spacing: 2px;
}
/* sólido em vez de alpha .86: sobe de 4,02:1 (reprova AA) para 4,80:1 */
.risco__p { font-size: var(--fs-lead); margin-top: 22px; color: #F2F7F0; max-width: 50ch; }

/* ---- contato ---- */
.section--contato { position: relative; overflow: hidden; }
.contato__grid {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 72px); align-items: center;
}
.contato__diretos { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; margin-top: 34px; }
.contato__insta { color: var(--limao); font-family: var(--f-display); font-weight: var(--w-semibold); }
.contato__insta:hover { text-decoration: underline; text-underline-offset: 4px; }

.contato__form {
  background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--r-lg); padding: clamp(24px, 3vw, 38px);
  display: grid; gap: 16px;
}
.form__legend { font-size: var(--fs-sm); color: var(--ink-dim); margin-bottom: 4px; }
.form__erro {
  font-size: var(--fs-sm); color: #F0A9B6;
  background: rgba(227,135,153,.10); border: 1px solid rgba(227,135,153,.35);
  border-radius: var(--r-sm); padding: 10px 13px;
}
.form__erro[hidden] { display: none; }
.field { display: grid; gap: 7px; }
.field span { font-size: var(--fs-sm); font-weight: 500; color: var(--ink-dim); }
.field input, .field textarea {
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--r-sm);
  padding: 13px 15px; color: var(--ink); font-size: 1rem; resize: vertical;
  transition: border-color var(--t-fast);
}
.field input::placeholder, .field textarea::placeholder { color: var(--ink-mute); }
.field input:focus, .field textarea:focus { border-color: var(--violeta); }
.field input[aria-invalid="true"] { border-color: #E38799; }
.form__hint { font-size: var(--fs-sm); color: var(--ink-mute); text-align: center; }

/* ============ RODAPÉ ============ */
.rodape { border-top: 1px solid var(--line); padding-block: clamp(44px, 6vw, 72px) 30px; }
.rodape__grid {
  display: grid; grid-template-columns: auto 1fr auto; gap: 28px; align-items: center;
}
.rodape__brand { display: inline-flex; align-items: center; gap: 10px; }
.rodape__tag { color: var(--ink-mute); font-size: var(--fs-sm); max-width: 40ch; }
.rodape__links { display: flex; gap: 22px; }
.rodape__links a { color: var(--ink-dim); font-size: var(--fs-sm); }
.rodape__links a:hover { color: var(--limao); }
.rodape__base {
  display: flex; justify-content: space-between; margin-top: 30px; padding-top: 22px;
  border-top: 1px solid var(--line-soft); color: var(--ink-mute); font-size: var(--fs-sm);
}

/* ============ RESPONSIVO ============ */
@media (max-width: 900px) {
  /* o texto vem primeiro: o símbolo empurrava o CTA 132px pra baixo da dobra */
  .hero { min-height: auto; padding-top: 104px; padding-bottom: 72px; }
  .hero__grid { grid-template-columns: 1fr; gap: 30px; }
  .symbol-crop--hero { max-width: 210px; }
  .hero__symbol { justify-items: start; }
  .hero__lead { max-width: 40ch; }
  .contato__grid { grid-template-columns: 1fr; }
  .galeria { grid-template-columns: 1fr 1fr; }
  .estudio__grid { grid-template-columns: 1fr; }
  .estudio__symbol { display: none; }

  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  /* abaixo do desktop o mascote volta ao fluxo normal, na ordem original */
  .mascotes { grid-auto-flow: row; grid-template-rows: none; }
  .apps__lista { grid-template-columns: 1fr; }

  /* menu mobile entra aqui: entre 640 e 815px o nav quebrava em duas linhas */
  .nav__links { display: none; }
  .nav__toggle { display: flex; }
  .nav.is-open .nav__toggle span:first-child { transform: translateY(4px) rotate(45deg); }
  .nav.is-open .nav__toggle span:last-child { transform: translateY(-4px) rotate(-45deg); }
  .nav__mobile {
    display: grid; gap: 4px; padding: 8px var(--gutter) 22px;
    background: rgba(23,23,23,.96); backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
  }
  .nav__mobile[hidden] { display: none; }
  .nav__mobile a { padding: 12px 0; border-bottom: 1px solid var(--line-soft); color: var(--ink-dim); }
}

@media (max-width: 640px) {
  .frentes { grid-template-columns: 1fr; }
  .galeria { grid-template-columns: 1fr; }
  .rodape__grid { grid-template-columns: 1fr; gap: 18px; }
  .rodape__base { flex-direction: column; gap: 8px; }
  .tl-item { gap: 16px; }

  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .prova--video { flex: 1 1 240px; }
  .apps { padding: 24px 20px; }
}

/* reduced motion */
@media (prefers-reduced-motion: reduce) {
  .symbol-crop--hero .symbol { animation: none; }
  * { scroll-behavior: auto; }
}