/* ============================================================
   Central da ImpulsIA  ·  impulsia.pt
   Sistema visual do guia de marca, sem desvios:
   cream base, pink pulse, lime shock como surpresa, black core.
   Cantos a 30px. No maximo duas cores por composicao.
   Letra: Bricolage Grotesque nos titulos, DM Sans no corpo.
   Prefixo ia- em tudo, para o dia em que algum bloco voltar
   para dentro do WordPress e nao colidir com o CSS antigo.
   ============================================================ */

:root{
  --cream:#F6F3EE;
  --ink:#050505;
  --pink:#FF0069;
  /* o pink dos botoes e um pouco mais fundo: o #FF0069 com texto
     branco por cima em letra pequena nao chega ao contraste minimo */
  --pink-bt:#E10060;
  --orange:#FF5900;
  --lime:#CBFF00;

  --tinta-2:rgba(5,5,5,.72);
  --tinta-3:rgba(5,5,5,.58);
  --risco:rgba(5,5,5,.12);
  --risco-forte:rgba(5,5,5,.2);

  --raio:30px;
  --raio-p:20px;
  --display:"Bricolage Grotesque",system-ui,sans-serif;
  --corpo:"DM Sans",system-ui,sans-serif;
  --larg:1180px;
  --gutter:clamp(20px,4vw,56px);

  --sombra:0 1px 2px rgba(5,5,5,.04), 0 18px 44px -28px rgba(5,5,5,.3);
  --sombra-pink:0 14px 34px -16px rgba(255,0,105,.9);
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth}

body{
  margin:0;
  background:var(--cream);
  color:var(--ink);
  font-family:var(--corpo);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:clip;
}

h1,h2,h3,h4{
  margin:0;
  font-family:var(--display);
  font-weight:700;
  letter-spacing:-.04em;
  line-height:1.02;
}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}

:focus-visible{
  outline:3px solid var(--pink);
  outline-offset:3px;
  border-radius:4px;
}

/* saltar para o conteudo, para quem navega por teclado */
.ia-saltar{
  position:absolute;left:-9999px;top:0;z-index:100;
  background:var(--ink);color:var(--cream);
  padding:14px 22px;border-radius:0 0 var(--raio-p) 0;
  font-family:var(--display);font-weight:600;
}
.ia-saltar:focus{left:0}

.ia-env{width:min(100% - (var(--gutter) * 2),var(--larg));margin-inline:auto}

/* ---------- etiquetas de seccao ---------- */
.ia-etiq{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--display);font-size:11px;font-weight:600;
  letter-spacing:.22em;text-transform:uppercase;color:var(--tinta-3);
}
.ia-etiq::before{content:"";width:24px;height:1px;background:var(--pink);flex-shrink:0}
.ia-etiq--clara{color:var(--lime)}
.ia-etiq--clara::before{background:var(--lime)}

/* ---------- botoes ---------- */
.ia-bt{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--display);font-size:15px;font-weight:600;
  padding:16px 28px;border-radius:999px;border:1.5px solid transparent;
  min-height:44px;cursor:pointer;
  transition:transform .22s cubic-bezier(.2,.8,.3,1),background .22s,color .22s,border-color .22s,box-shadow .22s;
}
.ia-bt svg{width:15px;height:15px;flex-shrink:0;transition:transform .22s}
.ia-bt:hover svg{transform:translateX(3px)}
.ia-bt--pink{background:var(--pink-bt);color:#fff;box-shadow:var(--sombra-pink)}
.ia-bt--pink:hover{transform:translateY(-2px);box-shadow:0 20px 44px -16px rgba(255,0,105,.95)}
.ia-bt--ink{background:var(--ink);color:var(--cream)}
.ia-bt--ink:hover{transform:translateY(-2px)}
.ia-bt--lime{background:var(--lime);color:var(--ink)}
.ia-bt--lime:hover{transform:translateY(-2px);box-shadow:0 18px 38px -18px rgba(203,255,0,.9)}
.ia-bt--linha{border-color:var(--risco-forte);color:var(--ink)}
.ia-bt--linha:hover{border-color:var(--ink);transform:translateY(-2px)}
.ia-bt--linha-clara{border-color:rgba(246,243,238,.28);color:var(--cream)}
.ia-bt--linha-clara:hover{border-color:var(--cream);transform:translateY(-2px)}
/* para usar por cima de fundos fortes, como o cartao rosa do fim da leitura */
.ia-bt--claro{background:var(--cream);color:var(--ink)}
.ia-bt--claro:hover{background:#fff;transform:translateY(-2px)}
.ia-bt--peq{font-size:14px;padding:13px 24px}

/* ---------- orbes holograficos, feitos so em CSS ---------- */
.ia-orbe{position:absolute;border-radius:50%;pointer-events:none;z-index:0}
.ia-orbe--pink{background:radial-gradient(circle at 34% 30%,#FFE3EE 0%,#FF89B4 38%,#FF0069 68%,#FF5900 100%)}
.ia-orbe--lime{background:radial-gradient(circle at 60% 28%,#FBFFE0 0%,#E7FF7A 40%,#CBFF00 72%,#FF5900 120%)}

/* ---------- navegacao ---------- */
.ia-nav{
  position:sticky;top:0;z-index:50;
  background:transparent;border-bottom:1px solid transparent;
  transition:background .3s,border-color .3s,backdrop-filter .3s,box-shadow .3s;
}
.ia-nav.fixa{
  background:rgba(246,243,238,.86);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom-color:var(--risco);
  box-shadow:0 10px 30px -26px rgba(5,5,5,.5);
}
.ia-nav .ia-env{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 0}
.ia-marca{font-family:var(--display);font-size:25px;font-weight:700;letter-spacing:-.045em}
.ia-marca span{color:var(--pink)}
.ia-nav-links{display:flex;align-items:center;gap:30px}
.ia-nav-links a:not(.ia-bt){font-size:15px;font-weight:500;color:var(--tinta-2);transition:color .2s}
.ia-nav-links a:not(.ia-bt):hover{color:var(--ink)}

/* ---------- heroi ----------
   o overflow:clip prende os orbes ao heroi: sem ele o cor-de-rosa
   escorria para dentro da faixa preta e das novidades */
.ia-heroi{position:relative;overflow:clip;padding:clamp(56px,8vw,92px) 0 clamp(48px,7vw,78px)}
.ia-heroi .ia-orbe--pink{
  top:-170px;right:-170px;width:clamp(300px,38vw,520px);height:clamp(300px,38vw,520px);
  filter:blur(3px);opacity:.34;
}
.ia-heroi .ia-orbe--lime{
  top:46%;left:-190px;width:clamp(200px,26vw,340px);height:clamp(200px,26vw,340px);
  filter:blur(6px);opacity:.26;
}
.ia-heroi .ia-env{position:relative;z-index:1;display:flex;gap:clamp(28px,5vw,56px);align-items:flex-end}
.ia-heroi-texto{flex-grow:1;display:flex;flex-direction:column;gap:22px;min-width:0}
.ia-heroi h1{font-size:clamp(3rem,8vw,5.75rem);line-height:.96;letter-spacing:-.045em}
.ia-heroi h1 em{font-style:normal;color:var(--pink)}
.ia-lead{max-width:30em;font-size:clamp(1rem,1.6vw,1.125rem);line-height:1.6;color:var(--tinta-2)}
.ia-bts{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}

.ia-numeros{width:min(352px,38%);flex-shrink:0;display:flex;flex-direction:column;gap:16px}
.ia-numero-grande{background:#fff;border-radius:var(--raio);padding:28px 30px;box-shadow:var(--sombra)}
.ia-numero-grande b{display:block;font-family:var(--display);font-size:clamp(2.6rem,4.4vw,3.6rem);font-weight:700;letter-spacing:-.045em;line-height:1}
.ia-numero-grande span{display:block;margin-top:8px;font-size:15px;line-height:1.45;color:var(--tinta-2)}
.ia-numeros-par{display:flex;gap:16px}
.ia-numero{flex:1 1 0;border-radius:var(--raio);padding:24px 26px;min-width:0}
.ia-numero b{display:block;font-family:var(--display);font-size:clamp(1.7rem,2.8vw,2.25rem);font-weight:700;letter-spacing:-.04em;line-height:1}
.ia-numero span{display:block;margin-top:6px;font-size:13px;line-height:1.4}
.ia-numero--ink{background:var(--ink);color:var(--cream)}
.ia-numero--ink span{color:rgba(246,243,238,.78)}
.ia-numero--lime{background:var(--lime);color:var(--ink)}
.ia-numero--lime span{color:rgba(5,5,5,.78)}

/* ---------- faixa do manifesto ---------- */
.ia-faixa{background:var(--ink);color:var(--cream);overflow:hidden;padding:20px 0}
.ia-faixa-pista{display:flex;gap:44px;width:max-content;animation:ia-correr 26s linear infinite}
.ia-faixa:hover .ia-faixa-pista{animation-play-state:paused}
.ia-faixa b{font-family:var(--display);font-size:clamp(1rem,1.6vw,1.25rem);font-weight:600;letter-spacing:-.02em;white-space:nowrap}
.ia-faixa b i{font-style:normal;color:var(--lime)}
/* nem todas as repeticoes gritam: a pista respira entre elas */
.ia-faixa b.media{color:rgba(246,243,238,.5)}
.ia-faixa b.media i{color:rgba(246,243,238,.5)}
.ia-faixa b.fraca{color:rgba(246,243,238,.22)}
.ia-faixa b.fraca i{color:rgba(246,243,238,.22)}
@keyframes ia-correr{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ---------- seccoes ---------- */
.ia-sec{padding:clamp(52px,7vw,78px) 0 0}
.ia-sec-topo{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;flex-wrap:wrap}
.ia-sec-topo h2{font-size:clamp(2rem,4vw,2.875rem)}
.ia-sec-titulo{display:flex;flex-direction:column;gap:14px}

/* ---------- novidades ---------- */
.ia-grelha-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.ia-cartao{
  display:flex;flex-direction:column;gap:16px;
  background:#fff;border-radius:var(--raio);padding:30px 30px 34px;
  box-shadow:var(--sombra);
  transition:transform .26s cubic-bezier(.2,.8,.3,1),box-shadow .26s;
  position:relative;overflow:hidden;
}
.ia-cartao::after{
  content:"";position:absolute;left:0;bottom:0;height:3px;width:0;
  background:var(--pink);transition:width .38s ease;
}
.ia-cartao:hover{transform:translateY(-4px);box-shadow:0 1px 2px rgba(5,5,5,.04),0 26px 56px -30px rgba(5,5,5,.42)}
.ia-cartao:hover::after{width:100%}
.ia-cartao-topo{display:flex;align-items:center;justify-content:space-between;gap:12px}
.ia-cartao-tipo{font-family:var(--display);font-size:11px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;color:var(--pink-bt)}
.ia-cartao-data{font-family:var(--display);font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--tinta-3)}
.ia-bola{width:74px;height:74px;border-radius:50%;flex-shrink:0}
.ia-bola--pink{background:radial-gradient(circle at 32% 28%,#fff 0%,#FFC2D8 30%,#FF0069 78%,#C2004F 100%);box-shadow:0 14px 30px -14px rgba(255,0,105,.7)}
.ia-bola--laranja{background:radial-gradient(circle at 34% 26%,#fff 0%,#FFD9A8 26%,#FF5900 76%,#C23F00 100%);box-shadow:0 14px 30px -14px rgba(255,89,0,.6)}
.ia-bola--lime{background:radial-gradient(circle at 36% 26%,#fff 0%,#EEFFB0 28%,#CBFF00 72%,#9BC400 100%);box-shadow:0 14px 30px -14px rgba(203,255,0,.75)}
.ia-cartao h3{font-size:1.5rem;line-height:1.1;letter-spacing:-.03em}
.ia-cartao p{font-size:15px;line-height:1.55;color:var(--tinta-2)}

/* ---------- proxima aula ---------- */
.ia-aula{
  position:relative;overflow:hidden;
  background:var(--ink);color:var(--cream);border-radius:var(--raio);
  padding:clamp(32px,4vw,44px) clamp(28px,4vw,48px);
  display:flex;align-items:center;gap:clamp(24px,4vw,44px);flex-wrap:wrap;
}
.ia-aula-texto{position:relative;z-index:1;flex:1 1 320px;display:flex;flex-direction:column;gap:14px;min-width:0}
.ia-aula h2{font-size:clamp(1.75rem,3.4vw,2.625rem);line-height:1.04}
.ia-aula p{max-width:34em;font-size:16px;line-height:1.6;color:rgba(246,243,238,.82)}
.ia-aula-bts{position:relative;z-index:1;display:flex;flex-direction:column;gap:11px;flex-shrink:0;width:244px}
.ia-aula .ia-orbe{right:-60px;bottom:-90px;width:300px;height:300px;opacity:.5;filter:blur(3px)}

/* ---------- ferramentas ---------- */
.ia-ferramentas{display:flex;gap:22px;flex-wrap:wrap}
.ia-ferramentas-caixa{
  flex:1 1 420px;background:#fff;border-radius:var(--raio);
  padding:clamp(30px,4vw,40px) clamp(28px,4vw,44px);
  box-shadow:var(--sombra);display:flex;flex-direction:column;gap:22px;min-width:0;
}
.ia-ferramentas-caixa h2{font-size:clamp(1.75rem,3.2vw,2.375rem)}
.ia-fichas{display:flex;flex-wrap:wrap;gap:10px}
.ia-ficha{
  border:1.5px solid rgba(5,5,5,.14);border-radius:999px;
  padding:11px 20px;font-size:14px;font-weight:500;
  transition:background .2s,color .2s,border-color .2s;
}
.ia-ficha:hover{background:var(--ink);color:var(--cream);border-color:var(--ink)}
.ia-contador{
  flex:0 1 300px;background:var(--pink);color:#fff;border-radius:var(--raio);
  padding:clamp(30px,4vw,40px) clamp(28px,3vw,36px);
  display:flex;flex-direction:column;justify-content:space-between;gap:24px;
  box-shadow:0 18px 44px -24px rgba(255,0,105,.9);
  transition:transform .26s cubic-bezier(.2,.8,.3,1);
}
.ia-contador:hover{transform:translateY(-4px)}
.ia-contador b{font-family:var(--display);font-size:clamp(3.4rem,6vw,4.75rem);font-weight:700;letter-spacing:-.05em;line-height:.94}
.ia-contador-fundo{display:flex;align-items:flex-end;justify-content:space-between;gap:16px}
.ia-contador p{font-size:17px;font-weight:500;line-height:1.35;max-width:9em}
.ia-seta{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:50%;background:#fff;color:var(--pink-bt);flex-shrink:0;
}

/* ---------- recursos ---------- */
.ia-recursos{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:22px}
.ia-recurso{
  display:flex;align-items:center;gap:18px;
  background:#fff;border-radius:var(--raio);padding:24px 26px;
  box-shadow:0 1px 2px rgba(5,5,5,.04),0 14px 36px -28px rgba(5,5,5,.3);
  transition:transform .26s cubic-bezier(.2,.8,.3,1);
  min-height:44px;
}
.ia-recurso:hover{transform:translateY(-3px)}
.ia-recurso-icone{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:50%;
  background:var(--cream);color:var(--pink-bt);flex-shrink:0;
}
.ia-recurso b{display:block;font-family:var(--display);font-size:17px;font-weight:600;letter-spacing:-.02em}
.ia-recurso span{display:block;margin-top:3px;font-size:14px;color:var(--tinta-2)}

/* ---------- comunidade, o unico bloco lime ---------- */
.ia-comunidade{
  background:var(--lime);border-radius:var(--raio);
  padding:clamp(34px,4.5vw,46px) clamp(28px,4vw,48px);
  display:flex;align-items:center;gap:clamp(24px,4vw,40px);flex-wrap:wrap;
}
.ia-comunidade-texto{flex:1 1 320px;display:flex;flex-direction:column;gap:12px;min-width:0}
.ia-comunidade .ia-etiq{color:rgba(5,5,5,.66)}
.ia-comunidade .ia-etiq::before{background:rgba(5,5,5,.5)}
.ia-comunidade h2{font-size:clamp(1.75rem,3.4vw,2.5rem);line-height:1.04}
.ia-comunidade p{max-width:32em;font-size:16px;line-height:1.6;color:rgba(5,5,5,.78)}

/* ---------- rodape ---------- */
.ia-rodape{margin-top:clamp(52px,7vw,78px);border-top:1px solid var(--risco)}
.ia-rodape .ia-env{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:30px 0;flex-wrap:wrap}
.ia-rodape small{font-size:13px;color:var(--tinta-3)}
.ia-rodape a{border-bottom:1px solid var(--risco-forte)}

/* ---------- entrada das seccoes ----------
   As seccoes so se escondem se houver mesmo maneira de as voltar a mostrar.
   A classe ia-js e posta pelo proprio navegador, num script minusculo no
   cabecalho, e so quando ha IntersectionObserver e o movimento esta ligado.
   Sem javascript, ou com ele partido, a pagina aparece inteira na mesma. */
.ia-sobe{transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.3,1)}
.ia-js .ia-sobe{opacity:0;transform:translateY(26px)}
.ia-js .ia-sobe.vista{opacity:1;transform:none}

/* ---------- ecras estreitos ---------- */
@media(max-width:980px){
  .ia-heroi .ia-env{flex-direction:column;align-items:stretch}
  .ia-numeros{width:100%}
  .ia-aula-bts{width:100%;flex-direction:row}
  .ia-aula-bts .ia-bt{flex:1 1 0}
}
@media(max-width:760px){
  /* no telemovel o cabecalho parte-se em duas filas: em cima a marca e o
     botao, em baixo os atalhos numa tira que se arrasta para o lado */
  .ia-nav .ia-env{flex-wrap:wrap;gap:10px 14px;padding:14px 0}
  .ia-marca{order:1}
  .ia-nav-bt{order:2}
  .ia-nav-links{
    order:3;width:100%;gap:22px;
    overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
    padding-bottom:2px;
  }
  .ia-nav-links::-webkit-scrollbar{display:none}
  .ia-nav-links a{white-space:nowrap;font-size:14px}
  .ia-heroi h1{font-size:clamp(2.6rem,11vw,3.4rem)}
  .ia-numeros-par{flex-direction:row}
  .ia-aula-bts{flex-direction:column}
  .ia-contador{flex:1 1 100%}
}
@media(max-width:480px){
  .ia-bts .ia-bt{width:100%}
}

/* ---------- quem pediu menos movimento ---------- */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .ia-js .ia-sobe{opacity:1;transform:none}
}