/* English Pro — papel, tinta azul-marinho e um toque de vermelho. */
:root {
    --tinta: #0f1b33;
    --tinta-2: #1b2a4a;
    --papel: #fbf7ef;
    --papel-2: #f3ecdf;
    --linha: #e4dac7;
    --vermelho: #c8102e;
    --vermelho-2: #a50d26;
    --azul: #1f4e8c;
    --ouro: #d9a441;
    --texto: #1d2333;
    --suave: #5b6475;
    --verde: #1f7a4d;
    --raio: 14px;
    --sombra: 0 1px 2px rgba(15, 27, 51, .06), 0 8px 24px rgba(15, 27, 51, .08);
    --serif: 'Fraunces', Georgia, serif;
    --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--papel); color: var(--texto); font: 400 17px/1.65 var(--sans); }
img, svg { max-width: 100%; }
a { color: var(--azul); }
h1, h2, h3 { font-family: var(--serif); color: var(--tinta); line-height: 1.12; margin: 0 0 .5em; font-weight: 700; letter-spacing: -.01em; }
h1 em, h2 em { font-style: italic; color: var(--vermelho); font-weight: 500; }
p { margin: 0 0 1em; }
.wrap { width: min(1160px, 100% - 40px); margin-inline: auto; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--tinta); color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.skip:focus { left: 8px; }
:focus-visible { outline: 3px solid var(--ouro); outline-offset: 2px; }

/* ---------- Botões ---------- */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 24px; border-radius: 999px; font: 600 16px/1 var(--sans); text-decoration: none; border: 2px solid transparent; cursor: pointer; transition: transform .15s, background .15s, color .15s, border-color .15s; }
.btn:hover { transform: translateY(-1px); }
.btn-vermelho { background: var(--vermelho); color: #fff; }
.btn-vermelho:hover { background: var(--vermelho-2); }
.btn-linha { border-color: var(--tinta); color: var(--tinta); }
.btn-linha:hover { background: var(--tinta); color: var(--papel); }
.btn-claro { background: var(--papel); color: var(--tinta); }
.btn-sm { padding: 10px 18px; font-size: 15px; }
.link-seta { font-weight: 600; color: var(--vermelho); text-decoration: none; }
.link-seta:hover { text-decoration: underline; }
.centro { text-align: center; margin-top: 36px; }

/* ---------- Topo ---------- */
.topo { position: sticky; top: 0; z-index: 50; background: rgba(251, 247, 239, .9); backdrop-filter: blur(10px); border-bottom: 1px solid transparent; transition: border-color .2s, box-shadow .2s; }
.topo.is-solido { border-color: var(--linha); box-shadow: 0 2px 12px rgba(15, 27, 51, .05); }
.topo-in { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--tinta); font: 700 21px/1 var(--serif); }
.logo b { color: var(--vermelho); font-weight: 700; }
.marca { flex: none; }
.menu { display: flex; align-items: center; gap: 28px; }
.menu a:not(.btn) { color: var(--tinta); text-decoration: none; font-weight: 500; font-size: 15.5px; position: relative; }
.menu a:not(.btn)::after { content: ''; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px; background: var(--vermelho); transform: scaleX(0); transition: transform .2s; }
.menu a:not(.btn):hover::after, .menu a.ativo::after { transform: scaleX(1); }
.menu-btn { display: none; background: none; border: 0; width: 44px; height: 44px; cursor: pointer; position: relative; }
.menu-bar, .menu-bar::before, .menu-bar::after { position: absolute; left: 11px; width: 22px; height: 2px; background: var(--tinta); transition: transform .2s; content: ''; }
.menu-bar { top: 21px; }
.menu-bar::before { left: 0; top: -7px; }
.menu-bar::after { left: 0; top: 7px; }
.menu-btn[aria-expanded="true"] .menu-bar { background: transparent; }
.menu-btn[aria-expanded="true"] .menu-bar::before { transform: translateY(7px) rotate(45deg); }
.menu-btn[aria-expanded="true"] .menu-bar::after { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { padding: 72px 0 88px; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: 0; background: radial-gradient(800px 400px at 85% 10%, rgba(200, 16, 46, .07), transparent 60%), radial-gradient(700px 400px at 0% 100%, rgba(31, 78, 140, .08), transparent 60%); pointer-events: none; }
.hero-in { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; position: relative; }
.selo { display: inline-block; font: 600 13px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--vermelho); margin-bottom: 18px; }
.hero h1 { font-size: clamp(40px, 5.4vw, 68px); font-weight: 900; }
.lead { font-size: 19px; color: var(--suave); max-width: 640px; }
.lead strong { color: var(--tinta); }
.ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.hero-pagina { padding: 64px 0 56px; border-bottom: 1px solid var(--linha); }
.hero-pagina h1 { font-size: clamp(36px, 4.6vw, 58px); max-width: 900px; }
.hero-404 { min-height: 60vh; display: grid; align-items: center; }

/* Máquina do tempo (amostras da língua) */
.maquina { background: var(--tinta); color: var(--papel); border-radius: 22px; padding: 22px 30px 26px; box-shadow: 0 30px 60px -20px rgba(15, 27, 51, .45); position: relative; min-height: 340px; display: flex; flex-direction: column; }
.maquina-topo { display: flex; align-items: center; gap: 7px; margin-bottom: 26px; }
.maquina-topo span { width: 11px; height: 11px; border-radius: 50%; background: rgba(251, 247, 239, .2); }
.maquina-topo span:first-child { background: var(--vermelho); }
.maquina-topo b { margin-left: auto; font: 600 12px/1 var(--sans); letter-spacing: .12em; text-transform: uppercase; color: rgba(251, 247, 239, .55); }
.maquina-era { margin: 0; flex: 1; display: flex; flex-direction: column; animation: surgir .6s ease both; }
.maquina-ano { font: 600 13px/1 var(--sans); color: var(--ouro); letter-spacing: .08em; text-transform: uppercase; }
.maquina-era blockquote { margin: 18px 0 auto; font-size: clamp(26px, 2.7vw, 36px); line-height: 1.3; }
.maquina-era figcaption { margin-top: 22px; font-size: 14px; color: rgba(251, 247, 239, .7); }
.maquina-era figcaption strong { color: var(--papel); }
.maquina-pontos { display: flex; gap: 8px; margin-top: 18px; }
.maquina-pontos button { width: 28px; height: 4px; border-radius: 4px; border: 0; padding: 0; background: rgba(251, 247, 239, .25); cursor: pointer; transition: background .2s, width .2s; }
.maquina-pontos button[aria-current="true"] { background: var(--vermelho); width: 44px; }
@keyframes surgir { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* Estilos de época das amostras */
.amostra-antigo blockquote { font-family: 'UnifrakturMaguntia', var(--serif); letter-spacing: .01em; }
.amostra-medio blockquote, .amostra-shakespeare blockquote { font-family: 'IM Fell English', var(--serif); font-style: italic; }
.amostra-moderno blockquote { font-family: var(--serif); font-weight: 500; }
.amostra-global blockquote { font-family: var(--sans); font-weight: 700; letter-spacing: -.02em; }
.amostra-pares blockquote { font-family: var(--serif); }

/* ---------- Números ---------- */
.numeros { background: var(--tinta); color: var(--papel); }
.numeros-in { display: grid; grid-template-columns: repeat(4, 1fr); }
.numeros-in > div { padding: 30px 20px; border-left: 1px solid rgba(251, 247, 239, .12); }
.numeros-in > div:first-child { border-left: 0; }
.numeros strong { display: block; font: 900 40px/1 var(--serif); color: var(--papel); }
.numeros span { display: block; margin-top: 8px; font-size: 15px; color: rgba(251, 247, 239, .7); }

/* ---------- Seções ---------- */
.secao { padding: 96px 0; }
.secao-papel { background: var(--papel-2); }
.secao-tinta { background: var(--tinta); color: rgba(251, 247, 239, .85); }
.secao-tinta h2, .secao-tinta h3 { color: var(--papel); }
.secao-tinta .lead { color: rgba(251, 247, 239, .72); }
.secao-topo { max-width: 760px; margin-bottom: 48px; }
.secao-topo h2 { font-size: clamp(32px, 3.8vw, 46px); }
.sobre { font: 600 13px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--vermelho); margin-bottom: 14px; }
.secao-tinta .sobre { color: var(--ouro); }
.dupla { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.dupla h2 { font-size: clamp(30px, 3.4vw, 42px); }
.dupla-quiz { align-items: start; }

/* Linha do tempo (home) */
.linha { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; counter-reset: era; }
.linha a { display: flex; flex-direction: column; height: 100%; padding: 26px; border-radius: var(--raio); background: #fff; border: 1px solid var(--linha); text-decoration: none; color: var(--texto); transition: transform .2s, box-shadow .2s, border-color .2s; position: relative; }
.linha a:hover { transform: translateY(-3px); box-shadow: var(--sombra); border-color: transparent; }
.linha a::before { counter-increment: era; content: counter(era, decimal-leading-zero); position: absolute; right: 22px; top: 18px; font: 900 34px/1 var(--serif); color: var(--papel-2); }
.linha-ano { font: 600 13px/1 var(--sans); color: var(--vermelho); letter-spacing: .06em; text-transform: uppercase; }
.linha strong { font: 700 23px/1.2 var(--serif); color: var(--tinta); margin-top: 12px; }
.linha em { color: var(--suave); font-size: 14px; margin-top: 2px; }
.linha-resumo { margin-top: 12px; color: var(--suave); font-size: 15.5px; }

/* Chips */
.chips { display: flex; flex-wrap: wrap; gap: 10px; }
.chip { font: 500 16px/1 var(--sans); padding: 11px 16px; border-radius: 999px; border: 1px solid var(--linha); background: #fff; color: var(--tinta); cursor: pointer; transition: background .15s, color .15s, border-color .15s, transform .15s; }
.chip:hover { border-color: var(--tinta); transform: translateY(-1px); }
.chip.is-falando { background: var(--tinta); color: var(--papel); border-color: var(--tinta); }
.chips .chip:nth-child(3n+1) { font-family: var(--serif); font-style: italic; font-size: 18px; }
.chip-p { font-size: 15px; padding: 9px 14px; }

/* Passos do método */
.passos { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; }
.passos li { padding: 26px 22px; border-radius: var(--raio); background: var(--tinta-2); display: flex; flex-direction: column; }
.passo-n { font: 900 44px/1 var(--serif); color: var(--vermelho); }
.passos strong { display: block; margin: 14px 0 8px; font: 700 20px/1.2 var(--serif); color: var(--papel); }
.passos p { font-size: 15px; color: rgba(251, 247, 239, .72); flex: 1; }
.passo-acao { font: 600 13px/1.3 var(--sans); color: var(--ouro); text-transform: uppercase; letter-spacing: .05em; }
.passos-claros li { background: #fff; border: 1px solid var(--linha); }
.passos-claros strong { color: var(--tinta); }
.passos-claros p { color: var(--suave); }
.passos-claros .passo-acao { color: var(--vermelho); }

/* ---------- Pronúncia ---------- */
.sotaque { display: inline-flex; align-items: center; gap: 4px; padding: 4px; border-radius: 999px; background: #fff; border: 1px solid var(--linha); margin-top: 8px; }
.sotaque span { font-size: 14px; color: var(--suave); padding: 0 8px 0 10px; }
.sotaque button { border: 0; background: none; padding: 8px 14px; border-radius: 999px; font: 500 14px/1 var(--sans); color: var(--tinta); cursor: pointer; }
.sotaque button[aria-pressed="true"] { background: var(--tinta); color: var(--papel); }
.secao-tinta .sotaque { background: var(--tinta-2); border-color: transparent; }
.secao-tinta .sotaque span, .secao-tinta .sotaque button { color: var(--papel); }
.secao-tinta .sotaque button[aria-pressed="true"] { background: var(--papel); color: var(--tinta); }
.aviso-voz { margin-top: 18px; font-size: 15px; color: var(--suave); background: #fff; border-left: 3px solid var(--ouro); padding: 10px 14px; border-radius: 6px; max-width: 640px; }

.sons { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.sons-3 { grid-template-columns: repeat(3, 1fr); }
.som { background: #fff; border: 1px solid var(--linha); border-radius: 18px; padding: 28px; display: flex; flex-direction: column; scroll-margin-top: 90px; }
.som header { display: flex; flex-direction: column; gap: 6px; margin-bottom: 10px; }
.som h2, .som h3 { font-size: 24px; margin: 0; }
.ipa { align-self: flex-start; font: 600 14px/1 var(--sans); color: var(--vermelho); background: rgba(200, 16, 46, .08); padding: 7px 10px; border-radius: 8px; }
.som > p { color: var(--suave); font-size: 16px; }
.evite { font-size: 15px !important; }
.evite b { color: var(--vermelho); }
.palavras { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 18px; }

.ouvir { display: inline-flex; align-items: center; justify-content: center; gap: 6px; width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--linha); background: #fff; color: var(--tinta); cursor: pointer; vertical-align: middle; flex: none; transition: background .15s, color .15s; padding: 0; }
.ouvir svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.ouvir svg path:first-child { fill: currentColor; }
.ouvir:hover, .ouvir.is-falando { background: var(--tinta); color: var(--papel); border-color: var(--tinta); }
.ouvir.is-falando .onda2 { animation: pulsar .8s infinite; }
.ouvir-rotulo { width: auto; padding: 0 16px 0 12px; border-radius: 999px; font: 600 14px/1 var(--sans); height: 40px; }
@keyframes pulsar { 50% { opacity: .2; } }
.sem-voz .ouvir, .sem-voz [data-ouvir] { cursor: default; }
.sem-voz .ouvir { display: none; }

.pratica { margin-top: auto; background: var(--papel); border-radius: 14px; padding: 16px 18px; }
.pratica-frase { font: 500 19px/1.35 var(--serif); color: var(--tinta); margin-bottom: 12px; }
.pratica-acoes { display: flex; gap: 8px; flex-wrap: wrap; }
.praticar { display: inline-flex; align-items: center; gap: 6px; height: 40px; padding: 0 16px 0 12px; border-radius: 999px; border: 0; background: var(--vermelho); color: #fff; font: 600 14px/1 var(--sans); cursor: pointer; }
.praticar svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.praticar svg rect { fill: currentColor; }
.praticar.is-ouvindo { background: var(--tinta); animation: gravar 1.2s infinite; }
.sem-microfone .praticar { display: none; }
@keyframes gravar { 0%, 100% { box-shadow: 0 0 0 0 rgba(200, 16, 46, .5); } 50% { box-shadow: 0 0 0 8px rgba(200, 16, 46, 0); } }
.pratica-saida { margin: 10px 0 0; font-size: 15px; min-height: 0; }
.pratica-saida:empty { display: none; }
.pratica-saida .ok { color: var(--verde); font-weight: 600; }
.pratica-saida .quase { color: #9a6700; font-weight: 600; }
.pratica-saida .nao { color: var(--vermelho); font-weight: 600; }
.pratica-saida mark { background: rgba(200, 16, 46, .12); color: var(--vermelho); border-radius: 3px; padding: 0 2px; }

/* ---------- Quiz ---------- */
.quiz { background: #fff; border: 1px solid var(--linha); border-radius: 20px; padding: 28px; box-shadow: var(--sombra); }
.quiz-pagina .quiz { max-width: 720px; margin-inline: auto; }
.quiz-topo { display: flex; justify-content: space-between; font: 600 14px/1 var(--sans); color: var(--suave); }
.quiz-pontos { color: var(--verde); }
.quiz-barra { height: 6px; background: var(--papel-2); border-radius: 6px; margin: 14px 0 24px; overflow: hidden; }
.quiz-barra span { display: block; height: 100%; width: 0; background: var(--vermelho); transition: width .3s; }
.quiz-pergunta { font: 700 26px/1.25 var(--serif); color: var(--tinta); margin-bottom: 18px; }
.quiz-pergunta em { color: var(--vermelho); }
.quiz-opcoes { display: grid; gap: 10px; }
.quiz-opcoes button { text-align: left; padding: 15px 18px; border-radius: 12px; border: 2px solid var(--linha); background: var(--papel); font: 500 16px/1.3 var(--sans); color: var(--texto); cursor: pointer; transition: border-color .15s, background .15s; }
.quiz-opcoes button:hover:not(:disabled) { border-color: var(--tinta); }
.quiz-opcoes button.certa { border-color: var(--verde); background: rgba(31, 122, 77, .08); color: var(--verde); font-weight: 600; }
.quiz-opcoes button.errada { border-color: var(--vermelho); background: rgba(200, 16, 46, .06); color: var(--vermelho); }
.quiz-opcoes button:disabled { cursor: default; }
.quiz-explica { margin-top: 16px; padding: 14px 16px; border-radius: 12px; background: var(--papel-2); font-size: 15.5px; }
.quiz-explica i { font-style: normal; font-weight: 600; color: var(--tinta); }
.quiz-prox { margin-top: 16px; }
.quiz-fim { text-align: center; padding: 10px 0; }
.quiz-fim strong { display: block; font: 900 64px/1 var(--serif); color: var(--vermelho); }
.quiz-fim p { color: var(--suave); }

/* ---------- História ---------- */
.sumario { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.sumario a { display: inline-flex; align-items: center; gap: 8px; padding: 9px 14px 9px 9px; border-radius: 999px; background: #fff; border: 1px solid var(--linha); text-decoration: none; color: var(--tinta); font-size: 15px; font-weight: 500; }
.sumario a:hover { border-color: var(--tinta); }
.sumario span { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--tinta); color: var(--papel); font-size: 12px; font-weight: 700; }
.era { padding: 80px 0; border-bottom: 1px solid var(--linha); scroll-margin-top: 72px; }
.era:nth-child(even) { background: var(--papel-2); }
.era-in { display: grid; grid-template-columns: 120px 1fr 400px; gap: 40px; align-items: start; }
.era-marca { position: sticky; top: 100px; }
.era-n { display: block; font: 900 64px/1 var(--serif); color: var(--vermelho); }
.era-ano { display: block; margin-top: 8px; font: 600 13px/1.3 var(--sans); color: var(--suave); text-transform: uppercase; letter-spacing: .06em; }
.era-texto h2 { font-size: clamp(32px, 3.6vw, 44px); }
.era-texto h2 em { display: block; font-size: .5em; color: var(--suave); font-weight: 500; margin-top: 6px; }
.era-resumo { font: 500 21px/1.4 var(--serif); color: var(--tinta); }
.fatos { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 10px; }
.fatos li { padding: 14px 16px 14px 44px; background: #fff; border: 1px solid var(--linha); border-radius: 12px; position: relative; font-size: 15.5px; }
.fatos li::before { content: '✦'; position: absolute; left: 16px; top: 13px; color: var(--ouro); }
.amostra { margin: 0; position: sticky; top: 100px; background: var(--tinta); color: var(--papel); border-radius: 18px; padding: 28px; box-shadow: 0 20px 40px -20px rgba(15, 27, 51, .5); }
.amostra blockquote { margin: 0 0 20px; font-size: 25px; line-height: 1.35; }
.amostra blockquote span { display: block; }
.amostra-pares blockquote span { font-size: 22px; padding: 6px 0; border-bottom: 1px solid rgba(251, 247, 239, .1); }
.amostra figcaption strong { display: block; font-size: 14px; color: var(--ouro); font-weight: 600; }
.amostra figcaption span { display: block; margin-top: 6px; font-size: 15px; color: rgba(251, 247, 239, .7); font-style: italic; }
.amostra .ouvir { margin-top: 18px; background: transparent; color: var(--papel); border-color: rgba(251, 247, 239, .3); }
.amostra .ouvir:hover { background: var(--papel); color: var(--tinta); }
.licoes { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.licoes li { padding: 18px 20px; border-radius: 14px; background: var(--tinta-2); }
.licoes strong { color: var(--papel); }

/* ---------- Aprender ---------- */
.rotina-barra { display: flex; height: 54px; border-radius: 12px; overflow: hidden; margin-bottom: 20px; }
.rotina-barra span { display: grid; place-items: center; color: #fff; font: 700 17px/1 var(--serif); }
.rotina-barra span:nth-child(1) { background: var(--tinta); }
.rotina-barra span:nth-child(2) { background: var(--azul); }
.rotina-barra span:nth-child(3) { background: var(--ouro); }
.rotina-barra span:nth-child(4) { background: var(--vermelho); }
.rotina { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.rotina li { display: grid; grid-template-columns: 70px 1fr; column-gap: 12px; padding: 14px 16px; background: #fff; border-radius: 12px; border: 1px solid var(--linha); }
.rotina b { grid-row: span 2; font: 700 17px/1.4 var(--serif); color: var(--vermelho); }
.rotina strong { color: var(--tinta); }
.rotina span { color: var(--suave); font-size: 15px; }
.fases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.fase { padding: 28px; border-radius: 18px; background: #fff; border: 1px solid var(--linha); border-top: 5px solid var(--vermelho); }
.fase:nth-child(2) { border-top-color: var(--azul); }
.fase:nth-child(3) { border-top-color: var(--tinta); }
.fase-n { font: 600 13px/1 var(--sans); color: var(--suave); text-transform: uppercase; letter-spacing: .08em; }
.fase h3 { font-size: 24px; margin: 10px 0 16px; }
.fase ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.fase label { display: flex; gap: 10px; cursor: pointer; font-size: 15.5px; }
.fase input { margin-top: 4px; width: 18px; height: 18px; accent-color: var(--verde); flex: none; }
.fase input:checked + span { text-decoration: line-through; color: var(--suave); }
.frases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.frase { background: var(--tinta-2); border-radius: 16px; padding: 6px; display: flex; flex-direction: column; }
.frase .pratica { background: var(--papel); flex: 1; }
.frase-pt { display: block; padding: 12px 14px 10px; color: rgba(251, 247, 239, .7); font-size: 15px; }
.erros { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.erro { padding: 22px 24px; border-radius: 16px; background: #fff; border: 1px solid var(--linha); }
.erro-x { color: var(--vermelho); margin-bottom: 6px; font-size: 16px; }
.erro-x::before { content: '✕ '; font-weight: 700; }
.erro-ok { font: 600 21px/1.3 var(--serif); color: var(--verde); display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.erro-ok::before { content: '✓'; font-family: var(--sans); }
.erro-porque { color: var(--suave); font-size: 15.5px; margin: 8px 0 0; }
.recursos { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.recurso { padding: 22px; border-radius: 16px; background: #fff; border: 1px solid var(--linha); text-decoration: none; color: var(--texto); transition: transform .2s, box-shadow .2s; }
.recurso:hover { transform: translateY(-3px); box-shadow: var(--sombra); }
.recurso strong { display: block; font: 700 19px/1.25 var(--serif); color: var(--tinta); margin-bottom: 8px; }
.recurso span { color: var(--suave); font-size: 15px; }

/* ---------- Falsos amigos ---------- */
.busca { width: 100%; max-width: 420px; padding: 14px 18px; border-radius: 999px; border: 1px solid var(--linha); background: #fff; font: 400 16px var(--sans); margin-top: 6px; }
.falsos { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.falso { padding: 22px 24px; border-radius: 16px; background: #fff; border: 1px solid var(--linha); }
.falso header { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.falso h3 { margin: 0; font-size: 27px; }
.falso-sig { font: 600 18px/1.3 var(--sans); color: var(--verde); margin: 8px 0; }
.falso-nao { font-size: 15px; color: var(--suave); margin-bottom: 10px; }
.falso-nao b { color: var(--tinta); }
.falso-ex { font: italic 500 16px/1.4 var(--serif); color: var(--tinta); margin: 0; padding-top: 10px; border-top: 1px dashed var(--linha); }
.vazio { text-align: center; color: var(--suave); }

/* ---------- Chamada e rodapé ---------- */
.chamada { background: var(--vermelho); color: #fff; text-align: center; padding: 80px 0; position: relative; overflow: hidden; }
.chamada::before { content: '“'; position: absolute; left: 50%; top: -60px; transform: translateX(-50%); font: 900 360px/1 var(--serif); color: rgba(255, 255, 255, .07); pointer-events: none; }
.chamada h2 { color: #fff; font-size: clamp(32px, 4vw, 48px); }
.chamada p { font-size: 19px; opacity: .9; }
.chamada .btn-vermelho { background: #fff; color: var(--vermelho); margin-top: 12px; }
.chamada-in { position: relative; }
.rodape { background: var(--tinta); color: rgba(251, 247, 239, .7); padding: 64px 0 28px; font-size: 15px; }
.rodape-in { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; }
.logo-claro { color: var(--papel); margin-bottom: 14px; }
.logo-claro .marca path:first-child { fill: var(--papel); }
.logo-claro .marca path:nth-child(2) { fill: var(--tinta); }
.rodape nav { display: flex; flex-direction: column; gap: 10px; }
.rodape nav strong { color: var(--papel); font-weight: 600; }
.rodape a { color: rgba(251, 247, 239, .7); text-decoration: none; }
.rodape a:hover { color: var(--papel); }
.rodape-fim { border-top: 1px solid rgba(251, 247, 239, .12); margin-top: 44px; padding-top: 22px; font-size: 13.5px; }

/* ---------- Revelar ao rolar ---------- */
.js [data-revelar] { opacity: 0; transform: translateY(18px); transition: opacity .6s ease var(--atraso, 0s), transform .6s ease var(--atraso, 0s); }
.js [data-revelar].is-visivel { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .js [data-revelar] { opacity: 1; transform: none; transition: none; }
    .maquina-era { animation: none; }
}

/* ---------- Responsivo ---------- */
@media (max-width: 1080px) {
    .passos { grid-template-columns: repeat(3, 1fr); }
    .era-in { grid-template-columns: 1fr; gap: 24px; }
    .era-marca, .amostra { position: static; }
    .era-marca { display: flex; align-items: baseline; gap: 14px; }
    .recursos { grid-template-columns: repeat(2, 1fr); }
    .frases, .falsos, .sons-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
    .menu-btn { display: block; }
    .menu { position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--papel); padding: 8px 20px 24px; border-bottom: 1px solid var(--linha); box-shadow: 0 20px 30px rgba(15, 27, 51, .1); transform: translateY(-8px); opacity: 0; visibility: hidden; transition: opacity .2s, transform .2s, visibility .2s; }
    .menu.is-open { opacity: 1; transform: none; visibility: visible; }
    .menu a:not(.btn) { padding: 14px 4px; border-bottom: 1px solid var(--linha); font-size: 17px; }
    .menu a:not(.btn)::after { display: none; }
    .menu .btn { margin-top: 16px; justify-content: center; }
    .hero { padding: 48px 0 64px; }
    .hero-in, .dupla { grid-template-columns: 1fr; gap: 36px; }
    .numeros-in { grid-template-columns: repeat(2, 1fr); }
    .numeros-in > div:nth-child(3) { border-left: 0; }
    .numeros-in > div { border-top: 1px solid rgba(251, 247, 239, .12); }
    .linha, .fases, .erros, .sons { grid-template-columns: 1fr; }
    .rodape-in { grid-template-columns: 1fr 1fr; }
    .rodape-in > div { grid-column: 1 / -1; }
    .secao { padding: 72px 0; }
}
@media (max-width: 600px) {
    body { font-size: 16px; }
    .wrap { width: calc(100% - 32px); }
    .passos, .frases, .falsos, .sons-3, .recursos { grid-template-columns: 1fr; }
    .maquina { padding: 20px 22px; min-height: 300px; }
    .som, .quiz { padding: 22px; }
    .quiz-pergunta { font-size: 22px; }
    .numeros strong { font-size: 32px; }
    .era { padding: 56px 0; }
    .era-n { font-size: 48px; }
    .amostra blockquote { font-size: 22px; }
}