/* ============================================================
   Valeriano Carvalho — Yoga, Respiração e Imersão no Gelo
   Sistema de design: "o site que respira"
   Paleta extraída do logo real | Fotografia P&B editorial
   ============================================================ */

@font-face{
  font-family:'Fraunces';
  src:url('../fonts/Fraunces.ttf') format('truetype');
  font-weight:100 900;font-style:normal;font-display:swap;
}
@font-face{
  font-family:'Fraunces';
  src:url('../fonts/FrauncesItalic.ttf') format('truetype');
  font-weight:100 900;font-style:italic;font-display:swap;
}
@font-face{
  font-family:'Manrope';
  src:url('../fonts/Manrope.ttf') format('truetype');
  font-weight:200 800;font-style:normal;font-display:swap;
}

:root{
  /* Paleta derivada do logo */
  --tinta:#0e1513;          /* fundo profundo verde-preto */
  --tinta-2:#15201c;        /* superfícies elevadas */
  --musgo:#22382f;          /* bordas e cards */
  --nevoa:#e8efeb;          /* texto principal sobre tinta */
  --nevoa-2:#a7b8b0;        /* texto secundário */
  --papel:#f1f5f2;          /* seções claras */
  --papel-texto:#17241f;
  --salvia:#8cb496;
  --agua:#78b4aa;
  --ceu:#6eb4be;
  --grad:linear-gradient(100deg,var(--salvia),var(--agua) 50%,var(--ceu));
  --ritmo:8s;               /* ciclo completo de respiração: 4s inspira + 4s expira */
  --max:1180px;
  --raio:18px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--tinta);
  color:var(--nevoa);
  font-family:'Manrope',system-ui,-apple-system,sans-serif;
  font-weight:400;font-size:17px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--agua);color:var(--tinta)}

h1,h2,h3,.display{
  font-family:'Fraunces',Georgia,serif;
  font-weight:480;line-height:1.08;letter-spacing:-.015em;
  font-variation-settings:"SOFT" 60,"opsz" 90;
}
h1{font-size:clamp(2.6rem,6.2vw,4.6rem)}
h2{font-size:clamp(2rem,4.4vw,3.1rem)}
h3{font-size:clamp(1.3rem,2.4vw,1.7rem)}
em.marca,.marca{
  font-style:italic;font-weight:430;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:.65rem;
  font-size:.78rem;font-weight:700;letter-spacing:.22em;text-transform:uppercase;
  color:var(--agua);margin-bottom:1.1rem;
}
.eyebrow::before{content:"";width:34px;height:1px;background:var(--grad)}
.lead{font-size:clamp(1.05rem,1.6vw,1.25rem);color:var(--nevoa-2);max-width:62ch}

/* ---------- respiração: a assinatura de movimento ---------- */
@keyframes respira{
  0%,100%{transform:scale(1);opacity:.92}
  50%{transform:scale(1.06);opacity:1}
}
@keyframes halo{
  0%,100%{transform:scale(.85);opacity:.25}
  50%{transform:scale(1.15);opacity:.55}
}
.respira{animation:respira var(--ritmo) ease-in-out infinite}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* ---------- header ---------- */
.topo{
  position:fixed;inset:0 0 auto 0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:.9rem clamp(1.2rem,4vw,3rem);
  background:color-mix(in srgb,var(--tinta) 72%,transparent);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid color-mix(in srgb,var(--nevoa) 8%,transparent);
  transition:background .4s;
}
.topo .marca-lockup{display:flex;align-items:center;gap:.7rem}
.topo .marca-lockup img{width:44px;height:44px}
.topo .marca-lockup span{
  font-family:'Fraunces',serif;font-size:1.02rem;letter-spacing:.14em;
  text-transform:uppercase;font-weight:500;
}
.nav-links{display:flex;gap:1.6rem;align-items:center;font-size:.92rem;font-weight:600}
.nav-links a{color:var(--nevoa-2);transition:color .25s;position:relative;padding:.3rem 0}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:1.5px;width:0;
  background:var(--grad);transition:width .3s;
}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--nevoa)}
.nav-links a:hover::after,.nav-links a[aria-current="page"]::after{width:100%}
.menu-btn{display:none;background:none;border:0;cursor:pointer;z-index:60}
.menu-btn span{display:block;width:26px;height:2px;background:var(--nevoa);margin:6px 0;transition:.3s}

/* ---------- botões ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  padding:.95rem 1.9rem;border-radius:999px;
  font-weight:700;font-size:.98rem;letter-spacing:.01em;line-height:1.2;
  text-align:center;white-space:nowrap;vertical-align:middle;
  transition:transform .25s,box-shadow .25s,background .25s;
  cursor:pointer;border:0;
}
.nav-links .btn{padding:.62rem 1.3rem;font-size:.88rem}
@media(max-width:640px){.btn{white-space:normal}}
.btn-grad{
  background:var(--grad);color:#03120c;font-weight:800;
  text-shadow:0 1px 0 rgba(255,255,255,.18);
  box-shadow:0 8px 30px -8px color-mix(in srgb,var(--agua) 55%,transparent);
}
.btn-grad:hover{transform:translateY(-2px);box-shadow:0 14px 38px -8px color-mix(in srgb,var(--agua) 70%,transparent)}
.btn-ghost{
  border:1.5px solid color-mix(in srgb,var(--nevoa) 25%,transparent);
  color:var(--nevoa);background:transparent;
}
.btn-ghost:hover{border-color:var(--agua);color:var(--agua)}
.claro .btn-ghost{border-color:color-mix(in srgb,var(--papel-texto) 30%,transparent);color:var(--papel-texto)}
.claro .btn-ghost:hover{border-color:var(--agua);color:#2b6a5e}

/* ---------- hero ---------- */
.hero{
  min-height:100svh;display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  align-items:center;gap:clamp(2rem,5vw,5rem);
  padding:clamp(6.5rem,12vh,9rem) clamp(1.2rem,5vw,4.5rem) clamp(3rem,7vh,5rem);
  position:relative;overflow:hidden;
}
#particulas{position:absolute;inset:0;pointer-events:none;opacity:.7}
.hero-texto{position:relative;z-index:2}
.hero-texto h1{margin:.4rem 0 1.4rem}
.hero-acoes{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2.2rem}
.hero-figura{position:relative;z-index:1;justify-self:end;width:min(100%,520px)}
.hero-figura .quadro{
  position:relative;border-radius:var(--raio);overflow:hidden;
  transform:translateY(var(--par,0));will-change:transform;
  box-shadow:0 40px 90px -30px rgba(0,0,0,.65);
}
.hero-figura .quadro::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,transparent 55%,color-mix(in srgb,var(--tinta) 65%,transparent));
}
.hero-figura .halo{
  position:absolute;inset:-12%;z-index:-1;border-radius:50%;
  background:radial-gradient(closest-side,color-mix(in srgb,var(--agua) 28%,transparent),transparent 70%);
  animation:halo var(--ritmo) ease-in-out infinite;
}
.hero-selo{
  position:absolute;left:-1.4rem;bottom:1.6rem;z-index:3;
  background:color-mix(in srgb,var(--tinta) 82%,transparent);
  backdrop-filter:blur(10px);
  border:1px solid color-mix(in srgb,var(--agua) 35%,transparent);
  border-radius:14px;padding:.85rem 1.1rem;font-size:.85rem;line-height:1.45;
}
.hero-selo strong{color:var(--agua)}
.scroll-dica{
  position:absolute;bottom:1.6rem;left:50%;transform:translateX(-50%);
  font-size:.72rem;letter-spacing:.3em;text-transform:uppercase;color:var(--nevoa-2);
  display:flex;flex-direction:column;align-items:center;gap:.5rem;z-index:2;
}
.scroll-dica::after{content:"";width:1px;height:44px;background:linear-gradient(var(--agua),transparent);animation:respira var(--ritmo) ease-in-out infinite}

/* hero interno (páginas de serviço) */
.hero-pagina{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.85fr);
  gap:clamp(2rem,5vw,5rem);align-items:center;
  padding:clamp(7rem,14vh,10rem) clamp(1.2rem,5vw,4.5rem) clamp(2.5rem,6vh,4rem);
  position:relative;overflow:hidden;
}
.hero-pagina .hero-figura{width:min(100%,460px)}

/* ---------- seções ---------- */
section{padding:clamp(3.5rem,8vh,6.5rem) clamp(1.2rem,5vw,4.5rem)}
.miolo{max-width:var(--max);margin:0 auto}
.claro{background:var(--papel);color:var(--papel-texto)}
.claro .lead,.claro .txt-2{color:#4d5f57}
.claro .eyebrow{color:#2b7a6c}
.cabeca-secao{max-width:760px;margin-bottom:clamp(2rem,5vh,3.5rem)}

/* revelação no scroll */
.rev{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.65,.3,1),transform .8s cubic-bezier(.2,.65,.3,1)}
.rev.on{opacity:1;transform:none}
.rev-d1{transition-delay:.12s}.rev-d2{transition-delay:.24s}.rev-d3{transition-delay:.36s}

/* ---------- pilares (cards 3D tilt) ---------- */
.pilares{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.pilar{
  position:relative;border-radius:var(--raio);overflow:hidden;
  aspect-ratio:3/4.1;transform-style:preserve-3d;perspective:900px;
  border:1px solid color-mix(in srgb,var(--nevoa) 8%,transparent);
  background:var(--tinta-2);
  transition:transform .4s ease,border-color .4s;
}
.pilar img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.92);transition:transform .8s cubic-bezier(.2,.65,.3,1)}
.pilar::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(8,14,12,.92))}
.pilar:hover img{transform:scale(1.06)}
.pilar:hover{border-color:color-mix(in srgb,var(--agua) 45%,transparent)}
.pilar-info{position:absolute;left:1.3rem;right:1.3rem;bottom:1.2rem;z-index:2;transform:translateZ(40px)}
.pilar-info h3{margin-bottom:.35rem}
.pilar-info p{font-size:.88rem;color:var(--nevoa-2);line-height:1.5}
.pilar-info .seta{
  display:inline-flex;align-items:center;gap:.4rem;margin-top:.8rem;
  font-size:.82rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--agua);
}

/* ---------- bloco método (grid quebrado) ---------- */
.metodo{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.metodo .figuras{position:relative;min-height:480px}
.metodo .figuras img{position:absolute;border-radius:var(--raio);box-shadow:0 30px 70px -25px rgba(0,0,0,.55);object-fit:cover}
.metodo .figuras .f1{width:64%;top:0;left:0;aspect-ratio:3/4;z-index:2}
.metodo .figuras .f2{width:52%;bottom:0;right:0;aspect-ratio:4/4.4;z-index:3;border:6px solid var(--tinta)}
.claro .metodo .figuras .f2{border-color:var(--papel)}
.metodo .figuras::before{
  content:"";position:absolute;width:58%;aspect-ratio:1;border-radius:50%;
  right:-6%;top:-8%;z-index:1;
  background:radial-gradient(closest-side,color-mix(in srgb,var(--salvia) 22%,transparent),transparent 70%);
  animation:halo calc(var(--ritmo)*1.25) ease-in-out infinite;
}
.lista-fatos{margin-top:1.8rem;display:grid;gap:1rem}
.fato{display:flex;gap:1rem;align-items:flex-start}
.fato .ponto{
  flex:0 0 10px;height:10px;border-radius:50%;margin-top:.55rem;
  background:var(--grad);
}
.fato strong{display:block;font-size:1.02rem}
.fato span{font-size:.92rem;color:var(--nevoa-2)}
.claro .fato span{color:#4d5f57}

/* ---------- faixa de resposta direta (GEO) ---------- */
.resposta-direta{
  border-left:3px solid;border-image:var(--grad) 1;
  padding:1.1rem 1.4rem;margin:1.6rem 0;
  background:color-mix(in srgb,var(--agua) 7%,transparent);
  border-radius:0 12px 12px 0;font-size:1.02rem;
}
.claro .resposta-direta{background:color-mix(in srgb,var(--agua) 10%,transparent)}

/* ---------- galeria ---------- */
.galeria{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.galeria figure{border-radius:var(--raio);overflow:hidden;position:relative;aspect-ratio:4/3}
.galeria img{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.galeria figure:hover img{transform:scale(1.05)}
.galeria figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:2rem 1rem .8rem;font-size:.8rem;
  background:linear-gradient(transparent,rgba(8,14,12,.85));color:var(--nevoa-2);
}

/* ---------- FAQ ---------- */
.faq-lista{max-width:820px}
.faq-item{border-bottom:1px solid color-mix(in srgb,currentColor 12%,transparent)}
.faq-item summary{
  cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:1rem;
  padding:1.35rem 0;font-weight:700;font-size:1.06rem;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-family:'Fraunces',serif;font-size:1.6rem;font-weight:300;
  color:var(--agua);transition:transform .3s;line-height:1;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .resposta{padding:0 0 1.4rem;color:var(--nevoa-2);max-width:65ch}
.claro .faq-item .resposta{color:#4d5f57}

/* ---------- guia de respiração (página respiração) ---------- */
.guia-respiracao{
  display:grid;place-items:center;text-align:center;
  padding:3rem 1rem;border-radius:var(--raio);
  background:radial-gradient(ellipse at center,var(--tinta-2),var(--tinta));
  border:1px solid color-mix(in srgb,var(--agua) 18%,transparent);
}
.circulo-respira{
  width:min(240px,60vw);aspect-ratio:1;border-radius:50%;
  display:grid;place-items:center;position:relative;margin:1.5rem 0;
}
.circulo-respira .anel{
  position:absolute;inset:0;border-radius:50%;
  border:2px solid color-mix(in srgb,var(--agua) 45%,transparent);
  animation:halo var(--ritmo) ease-in-out infinite;
}
.circulo-respira .nucleo{
  width:62%;aspect-ratio:1;border-radius:50%;
  background:var(--grad);opacity:.9;
  animation:respira var(--ritmo) ease-in-out infinite;
  display:grid;place-items:center;color:#0c1412;font-weight:800;letter-spacing:.1em;
}
#fase-respiracao{font-size:1rem;text-transform:uppercase}

/* ---------- CTA final ---------- */
.cta-final{position:relative;text-align:center;overflow:hidden}
.cta-final .halo-fundo{
  position:absolute;left:50%;top:50%;width:70vmin;aspect-ratio:1;
  transform:translate(-50%,-50%);border-radius:50%;z-index:0;
  background:radial-gradient(closest-side,color-mix(in srgb,var(--agua) 16%,transparent),transparent 72%);
  animation:halo var(--ritmo) ease-in-out infinite;
}
.cta-final .miolo{position:relative;z-index:1;max-width:720px}
.cta-final h2{margin-bottom:1rem}

/* ---------- rodapé ---------- */
footer{
  background:#0a100e;border-top:1px solid color-mix(in srgb,var(--nevoa) 7%,transparent);
  padding:3.5rem clamp(1.2rem,5vw,4.5rem) 2rem;font-size:.92rem;
}
.rodape-grid{max-width:var(--max);margin:0 auto;display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:2.5rem}
.rodape-grid h4{font-family:'Fraunces',serif;font-weight:500;font-size:1.05rem;margin-bottom:.9rem}
.rodape-grid p,.rodape-grid a{color:var(--nevoa-2);line-height:1.9}
.rodape-grid a:hover{color:var(--agua)}
.rodape-base{
  max-width:var(--max);margin:2.5rem auto 0;padding-top:1.5rem;
  border-top:1px solid color-mix(in srgb,var(--nevoa) 6%,transparent);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:.8rem;
  font-size:.8rem;color:var(--nevoa-2);
}

/* ---------- WhatsApp flutuante ---------- */
.zap-flutuante{
  position:fixed;right:1.4rem;bottom:1.4rem;z-index:60;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;background:var(--grad);
  box-shadow:0 10px 30px -6px color-mix(in srgb,var(--agua) 60%,transparent);
  animation:respira var(--ritmo) ease-in-out infinite;
  transition:transform .25s;
}
.zap-flutuante:hover{transform:scale(1.08)}
.zap-flutuante svg{width:28px;height:28px;fill:#0c1412}

/* ---------- blog cards ---------- */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.post-card{
  border:1px solid color-mix(in srgb,currentColor 10%,transparent);
  border-radius:var(--raio);padding:1.6rem;display:flex;flex-direction:column;gap:.8rem;
  background:color-mix(in srgb,currentColor 3%,transparent);
  transition:transform .3s,border-color .3s;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--agua)}
.post-card .tag{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;font-weight:700;color:var(--agua)}
.post-card h3{font-size:1.18rem;line-height:1.3}
.post-card p{font-size:.9rem;color:var(--nevoa-2);flex:1}
.claro .post-card p{color:#4d5f57}

/* artigo */
.artigo{max-width:760px;margin:0 auto}
.artigo h2{margin:2.4rem 0 1rem;font-size:clamp(1.5rem,3vw,2rem)}
.artigo h3{margin:1.8rem 0 .8rem}
.artigo p{margin-bottom:1.1rem;color:var(--nevoa-2)}
.artigo ul,.artigo ol{margin:0 0 1.1rem 1.4rem;color:var(--nevoa-2)}
.artigo li{margin-bottom:.5rem}

/* ---------- responsivo ---------- */
@media(max-width:980px){
  .pilares{grid-template-columns:repeat(2,1fr)}
  .hero,.hero-pagina{grid-template-columns:1fr}
  .hero-figura{justify-self:center;order:-1;width:min(100%,420px);margin-top:1rem}
  .hero{padding-top:6.5rem}
  .metodo{grid-template-columns:1fr}
  .galeria,.blog-grid{grid-template-columns:repeat(2,1fr)}
  .rodape-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .nav-links{
    position:fixed;inset:0;background:color-mix(in srgb,var(--tinta) 96%,transparent);
    backdrop-filter:blur(18px);flex-direction:column;justify-content:center;
    font-size:1.3rem;gap:2rem;transform:translateX(100%);transition:transform .4s;
  }
  .nav-links.aberto{transform:none}
  .menu-btn{display:block}
  .menu-btn.aberto span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .menu-btn.aberto span:nth-child(2){opacity:0}
  .menu-btn.aberto span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .pilares,.galeria,.blog-grid{grid-template-columns:1fr}
  .rodape-grid{grid-template-columns:1fr}
  .hero-selo{position:static;margin-top:1rem;display:inline-block}
  .metodo .figuras{min-height:400px}
}


/* ---------- redes sociais ---------- */
.sociais{display:flex;gap:.8rem;margin-top:1.1rem}
.sociais a{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  border:1.5px solid color-mix(in srgb,var(--nevoa) 22%,transparent);
  transition:border-color .25s,transform .25s,background .25s;
}
.sociais a:hover{border-color:var(--agua);transform:translateY(-3px);background:color-mix(in srgb,var(--agua) 12%,transparent)}
.sociais svg{width:19px;height:19px;fill:var(--nevoa-2);transition:fill .25s}
.sociais a:hover svg{fill:var(--agua)}

/* ---------- logo 3D (rotação dirigida pelo scroll) ---------- */
.palco-3d{display:grid;place-items:center;padding:1rem 0 0;perspective:900px}
.logo-3d{
  position:relative;width:min(190px,42vw);aspect-ratio:1;
  transform-style:preserve-3d;
  transform:rotateY(var(--rot,0deg)) rotateX(6deg);
  will-change:transform;
  animation:respira var(--ritmo) ease-in-out infinite;
}
.logo-3d img{position:absolute;inset:0;width:100%;height:100%;backface-visibility:visible}
.logo-3d .c1{transform:translateZ(14px)}
.logo-3d .c2{transform:translateZ(0);opacity:.5;filter:blur(1px)}
.logo-3d .c3{transform:translateZ(-14px);opacity:.25;filter:blur(2.5px)}
.logo-3d::after{
  content:"";position:absolute;left:12%;right:12%;bottom:-16%;height:14%;
  background:radial-gradient(ellipse at center,color-mix(in srgb,var(--agua) 30%,transparent),transparent 70%);
  transform:rotateX(80deg);filter:blur(4px);
}


/* ---------- artigo do blog ---------- */
.artigo-hero{padding:clamp(7rem,14vh,10rem) clamp(1.2rem,5vw,4.5rem) 0}
.artigo-hero .miolo{max-width:820px}
.artigo-hero h1{font-size:clamp(2rem,4.6vw,3.2rem)}
.artigo-meta{display:flex;gap:1rem;flex-wrap:wrap;color:var(--nevoa-2);font-size:.88rem;margin-top:1.1rem;align-items:center}
.artigo-meta .autor-mini{display:flex;align-items:center;gap:.55rem;font-weight:700;color:var(--nevoa)}
.artigo-meta .autor-mini img{width:34px;height:34px;border-radius:50%;background:var(--papel);padding:4px}
.artigo-capa{max-width:820px;margin:1.8rem auto 0;border-radius:var(--raio);overflow:hidden}
.artigo-capa img{width:100%;max-height:440px;object-fit:cover;object-position:center 30%}
.caixa-autor{
  max-width:760px;margin:3rem auto 0;display:flex;gap:1.2rem;align-items:center;
  border:1px solid color-mix(in srgb,var(--agua) 25%,transparent);border-radius:var(--raio);
  padding:1.4rem;background:color-mix(in srgb,var(--agua) 6%,transparent);
}
.caixa-autor img{width:64px;height:64px;border-radius:50%;background:var(--papel);padding:6px;flex-shrink:0}
.caixa-autor strong{font-family:'Fraunces',serif;font-weight:500;font-size:1.1rem}
.caixa-autor p{font-size:.9rem;color:var(--nevoa-2);margin-top:.2rem}