/* =========================================================
   Instituto Héstea — design system
   Luxo silencioso · editorial · medicina contemporânea
   ========================================================= */
:root{
  --sand:#f6f2ec; --sand-deep:#efe8de; --linen:#fbf9f6;
  --ink:#231f1c; --ink-soft:#4a433d; --muted:#8a8079;
  --line:#e2d9cd; --clay:#8c6f57; --clay-deep:#6d5540; --white:#fff;
  --ff-serif:"Cormorant Garamond",Georgia,serif;
  --ff-sans:"Jost","Helvetica Neue",Arial,sans-serif;
  --wrap:1220px; --gut:clamp(1.25rem,5vw,4rem);
  --sp:clamp(4.5rem,9vw,8.5rem);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--sand);color:var(--ink);
  font-family:var(--ff-sans);font-weight:300;font-size:1rem;line-height:1.75;
  -webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--ff-serif);font-weight:300;line-height:1.12;margin:0;letter-spacing:.005em}
p{margin:0 0 1.1em}
ul{margin:0;padding:0;list-style:none}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--linen);padding:.75rem 1rem;z-index:100}
.skip-link:focus{left:1rem;top:1rem}
:focus-visible{outline:1px solid var(--clay);outline-offset:3px}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 var(--gut)}
.narrow{max-width:44rem}
.center{text-align:center;margin-left:auto;margin-right:auto}
.section{padding:var(--sp) 0}
.section.tight{padding:calc(var(--sp) * .55) 0}
.band{background:var(--linen)}
.band-deep{background:var(--sand-deep)}
.rule{height:1px;background:var(--line);border:0;margin:0}

/* typography scale */
.display{font-size:clamp(2.6rem,6.4vw,5rem);letter-spacing:-.01em}
.display-sm{font-size:clamp(1.9rem,3.6vw,3rem)}
.h3{font-size:clamp(1.35rem,2vw,1.7rem)}
.eyebrow{font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;color:var(--muted);margin:0 0 1.6rem}
.lead{font-size:clamp(1.02rem,1.35vw,1.2rem);color:var(--ink-soft);max-width:44rem}
.small{font-size:.86rem;color:var(--muted)}
.serif-quote{font-family:var(--ff-serif);font-style:italic;font-size:clamp(1.3rem,2.4vw,1.9rem);line-height:1.4;color:var(--ink)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:var(--ff-sans);font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;
  padding:1.05rem 1.9rem;border:1px solid var(--ink);transition:all .45s var(--ease);white-space:nowrap}
.btn-solid{background:var(--ink);color:var(--linen)}
.btn-solid:hover{background:var(--clay-deep);border-color:var(--clay-deep)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink)}
.cta-row{display:flex;flex-wrap:wrap;gap:.9rem;margin-top:2.4rem}
.cta-row.center{justify-content:center}
.link-more{font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;border-bottom:1px solid var(--line);padding-bottom:.35rem;transition:border-color .4s var(--ease)}
.link-more:hover{border-color:var(--ink)}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--sand) 88%,transparent);
  backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .4s var(--ease),background .4s var(--ease)}
.site-header.is-scrolled{border-bottom-color:var(--line);background:color-mix(in srgb,var(--sand) 96%,transparent)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:5.25rem}
.brand{display:flex;flex-direction:column;line-height:1}
.brand-mark{font-family:var(--ff-serif);font-size:1.3rem;letter-spacing:.42em}
.brand-sub{font-size:.6rem;letter-spacing:.34em;text-transform:uppercase;color:var(--muted);margin-top:.45rem;padding-left:.2rem}
.nav{display:flex;align-items:center;gap:2.1rem}
.nav ul{display:flex;gap:2.1rem}
.nav a{font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);position:relative;padding-bottom:.2rem}
.nav a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--clay);transition:width .4s var(--ease)}
.nav a:hover{color:var(--ink)}
.nav a:hover::after{width:100%}
.nav-cta{padding:.8rem 1.4rem}
.nav-cta::after{display:none}
.nav-toggle{display:none;background:none;border:0;padding:.75rem;cursor:pointer}
.bars,.bars::before,.bars::after{display:block;width:26px;height:1px;background:var(--ink);transition:transform .4s var(--ease),opacity .3s}
.bars{position:relative}
.bars::before,.bars::after{content:"";position:absolute;left:0}
.bars::before{top:-7px}.bars::after{top:7px}
[aria-expanded="true"] .bars{background:transparent}
[aria-expanded="true"] .bars::before{transform:translateY(7px) rotate(45deg)}
[aria-expanded="true"] .bars::after{transform:translateY(-7px) rotate(-45deg)}

/* hero */
.hero{padding:clamp(4rem,9vw,8rem) 0 0}
.hero .lead{margin-top:1.6rem}
.hero-lg .display{max-width:20ch}
.hero-media{margin-top:clamp(3rem,6vw,5rem);overflow:hidden}
.hero-media img{width:100%;object-fit:cover;aspect-ratio:16/9}

/* grids */
.grid{display:grid;gap:clamp(1.5rem,3vw,2.6rem)}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.split{display:grid;gap:clamp(2rem,5vw,4.5rem);grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:start}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:2rem;margin-bottom:clamp(2.4rem,4vw,3.6rem);flex-wrap:wrap}

/* cards */
.card{background:var(--white);border:1px solid var(--line);padding:clamp(1.6rem,2.6vw,2.4rem);
  display:flex;flex-direction:column;gap:.9rem;transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.card:hover{transform:translateY(-4px);box-shadow:0 24px 50px -34px rgba(35,31,28,.35)}
.card h3{font-size:1.5rem}
.card p{margin:0;color:var(--ink-soft);font-size:.95rem}
.card .link-more{margin-top:auto;align-self:flex-start}
.card-plain{background:transparent;border:0;border-top:1px solid var(--line);padding:2rem 0 0}
.card-plain:hover{transform:none;box-shadow:none}
.tag{font-size:.68rem;letter-spacing:.22em;text-transform:uppercase;color:var(--clay)}

/* people */
.person{display:flex;flex-direction:column;gap:1rem}
.portrait{position:relative;aspect-ratio:3/4;background:linear-gradient(160deg,var(--sand-deep),#e7dccd);
  display:flex;align-items:flex-end;justify-content:flex-start;overflow:hidden}
.portrait img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.portrait span{font-family:var(--ff-serif);font-size:clamp(3rem,6vw,4.6rem);color:rgba(35,31,28,.14);padding:0 0 1rem 1.2rem;letter-spacing:.05em}
.person h3{font-size:1.4rem}
.person .small{margin:0}

/* steps */
.steps{counter-reset:s;display:grid;gap:0}
.step{counter-increment:s;border-top:1px solid var(--line);padding:2rem 0;display:grid;
  grid-template-columns:5rem 1fr;gap:1.5rem;align-items:start}
.step::before{content:counter(s,decimal-leading-zero);font-family:var(--ff-serif);font-size:1.5rem;color:var(--clay)}
.step h3{font-size:1.35rem;margin-bottom:.5rem}
.step p{margin:0;color:var(--ink-soft)}

/* list marks */
.marks li{border-top:1px solid var(--line);padding:.95rem 0;display:flex;gap:1rem;align-items:baseline;color:var(--ink-soft)}
.marks li::before{content:"—";color:var(--clay)}
.chips{display:flex;flex-wrap:wrap;gap:.5rem}
.chips li{border:1px solid var(--line);padding:.45rem 1rem;font-size:.78rem;letter-spacing:.06em;color:var(--ink-soft);background:var(--white)}

/* accordion */
.faq{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;background:none;border:0;text-align:left;padding:1.5rem 0;cursor:pointer;
  font-family:var(--ff-serif);font-size:1.2rem;color:var(--ink);display:flex;justify-content:space-between;gap:1.5rem;align-items:center}
.faq-q::after{content:"+";font-family:var(--ff-sans);font-size:1.1rem;color:var(--clay);transition:transform .4s var(--ease)}
.faq-q[aria-expanded="true"]::after{transform:rotate(45deg)}
.faq-a{overflow:hidden;max-height:0;transition:max-height .5s var(--ease)}
.faq-a p{padding:0 0 1.4rem;color:var(--ink-soft);max-width:52rem}

/* editorial figure */
.figure{overflow:hidden}
.figure img{width:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.figure:hover img{transform:scale(1.03)}
figcaption{margin-top:.9rem;font-size:.8rem;color:var(--muted);letter-spacing:.04em}

/* breadcrumb */
.crumbs{padding-top:2rem}
.crumbs ol{display:flex;flex-wrap:wrap;gap:.5rem;font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.crumbs li+li::before{content:"/";margin-right:.5rem;color:var(--line)}

/* prose (legal / journal) */
.prose h2{font-size:clamp(1.4rem,2.4vw,1.9rem);margin:2.6rem 0 .9rem}
.prose h3{font-size:1.2rem;margin:2rem 0 .6rem}
.prose p,.prose li{color:var(--ink-soft)}
.prose ul{list-style:disc;padding-left:1.3rem;margin-bottom:1.2rem}

/* footer */
.site-footer{background:var(--ink);color:#d9d2ca;padding:clamp(3.5rem,7vw,6rem) 0 2.5rem;font-size:.9rem}
.footer-grid{display:grid;gap:clamp(2rem,4vw,3rem);grid-template-columns:1.4fr 1fr 1fr 1fr}
.footer-brand{color:var(--linen);font-size:1.2rem}
.footer-title{font-family:var(--ff-sans);font-size:.7rem;letter-spacing:.24em;text-transform:uppercase;color:#9a9088;margin:0 0 1rem}
.footer-text{color:#cfc7bf;margin:1rem 0 0;line-height:1.9}
.footer-list li{margin-bottom:.6rem}
.site-footer a{border-bottom:1px solid transparent;transition:border-color .3s}
.site-footer a:hover{border-bottom-color:#9a9088}
.footer-legal{margin-top:clamp(3rem,5vw,4.5rem);padding-top:2rem;border-top:1px solid rgba(255,255,255,.12);color:#8f8579;font-size:.76rem;line-height:1.8}
.footer-legal p{margin:0 0 .5rem}

/* whatsapp float */
.whats-float{position:fixed;right:1.1rem;bottom:1.1rem;z-index:60;width:3.1rem;height:3.1rem;border-radius:50%;
  background:var(--ink);color:var(--linen);display:grid;place-items:center;box-shadow:0 14px 30px -14px rgba(35,31,28,.6);
  transition:background .4s var(--ease),transform .4s var(--ease)}
.whats-float svg{width:1.5rem;height:1.5rem;fill:currentColor}
.whats-float:hover{background:var(--clay-deep);transform:translateY(-2px)}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* responsive */
@media (max-width:980px){
  .g3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .nav{position:fixed;inset:5.25rem 0 auto;flex-direction:column;align-items:flex-start;gap:0;
    background:var(--sand);border-bottom:1px solid var(--line);padding:1.5rem var(--gut) 2.5rem;
    transform:translateY(-120%);transition:transform .55s var(--ease);max-height:calc(100dvh - 5.25rem);overflow-y:auto}
  .nav.is-open{transform:none}
  .nav ul{flex-direction:column;gap:0;width:100%}
  .nav li{width:100%;border-bottom:1px solid var(--line)}
  .nav a{display:block;padding:1.1rem 0;font-size:.9rem}
  .nav-cta{margin-top:1.5rem;width:100%}
  .nav-toggle{display:block}
  body.nav-open{overflow:hidden}
  .g2,.g3{grid-template-columns:1fr}
  .step{grid-template-columns:1fr;gap:.5rem}
  .hero-media img{aspect-ratio:4/5}
}
@media (max-width:560px){
  .footer-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .cta-row{flex-direction:column}
}
@media print{.site-header,.whats-float,.site-footer{display:none}}

/* formulário & mapa */
form{display:grid;gap:.4rem;max-width:34rem}
form label{margin-top:1rem;letter-spacing:.14em;text-transform:uppercase;font-size:.68rem;color:var(--muted)}
input,select,textarea{font-family:var(--ff-sans);font-weight:300;font-size:1rem;color:var(--ink);
  background:var(--white);border:1px solid var(--line);padding:.9rem 1rem;width:100%;transition:border-color .35s var(--ease)}
input:focus,select:focus,textarea:focus{border-color:var(--clay);outline:none}
textarea{resize:vertical}
form .checkbox{display:flex;gap:.7rem;align-items:flex-start;text-transform:none;letter-spacing:0;
  font-size:.82rem;color:var(--ink-soft);margin-top:1.6rem;line-height:1.6}
form .checkbox input{width:auto;padding:0;margin-top:.25rem}
form .checkbox a{border-bottom:1px solid var(--line)}
form button{margin-top:1.8rem;justify-self:start}
.map{border:1px solid var(--line);background:var(--white)}
.map iframe{display:block;width:100%;height:clamp(18rem,45vw,28rem);border:0;filter:grayscale(.4) contrast(.95)}
@media (max-width:560px){form button{width:100%;justify-self:stretch}}

/* =========================================================
   logomarca
   ========================================================= */
.brand{flex-direction:row;align-items:center;gap:.85rem}
.brand-logo{width:2.6rem;height:auto;border-radius:.2rem;box-shadow:0 6px 18px -12px rgba(35,31,28,.5)}
.brand-text{display:flex;flex-direction:column;line-height:1}
.footer-brand{display:flex;align-items:center;gap:.85rem}
.footer-brand .brand-logo{width:2.4rem}
.footer-brand .brand-mark{font-family:var(--ff-serif);font-size:1.2rem;letter-spacing:.4em;color:var(--linen)}

/* =========================================================
   banner da home
   ========================================================= */
.hero-banner{position:relative;padding:0;min-height:min(88vh,44rem);display:flex;align-items:flex-end;
  background:var(--ink) center/cover no-repeat;overflow:hidden}
.hero-banner::before{content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(24,20,17,.82) 0%,rgba(24,20,17,.55) 45%,rgba(24,20,17,.18) 100%)}
.hero-banner .wrap{position:relative;z-index:1;padding-top:clamp(6rem,14vw,10rem);padding-bottom:clamp(4rem,8vw,6.5rem)}
.hero-banner .eyebrow{color:rgba(251,249,246,.72)}
.hero-banner .display{color:var(--linen);max-width:22ch}
.hero-banner .lead{color:rgba(251,249,246,.86)}
.hero-banner .btn-ghost{color:var(--linen);border-color:rgba(251,249,246,.45)}
.hero-banner .btn-ghost:hover{border-color:var(--linen);background:rgba(251,249,246,.08)}
.hero-banner .btn-solid{background:var(--linen);color:var(--ink);border-color:var(--linen)}
.hero-banner .btn-solid:hover{background:var(--clay);border-color:var(--clay);color:var(--linen)}

/* =========================================================
   carrossel
   ========================================================= */
.carousel{position:relative}
.carousel-track{display:grid;grid-auto-flow:column;grid-auto-columns:calc((100% - 2 * var(--car-gap,2rem)) / 3);
  gap:var(--car-gap,2rem);overflow-x:auto;scroll-snap-type:x mandatory;scroll-behavior:smooth;
  padding-bottom:.5rem;scrollbar-width:none}
.carousel-track::-webkit-scrollbar{display:none}
.carousel-track > *{scroll-snap-align:start}
.carousel[data-per="2"] .carousel-track{grid-auto-columns:calc((100% - var(--car-gap,2rem)) / 2)}
.carousel[data-per="1"] .carousel-track{grid-auto-columns:100%}
.carousel-nav{display:flex;gap:.6rem;justify-content:flex-end;margin-top:1.6rem}
.carousel-btn{width:2.9rem;height:2.9rem;border:1px solid var(--line);background:var(--white);color:var(--ink);
  display:grid;place-items:center;cursor:pointer;transition:border-color .4s var(--ease),background .4s var(--ease),opacity .3s}
.carousel-btn:hover{border-color:var(--ink)}
.carousel-btn[disabled]{opacity:.35;cursor:default}
.carousel-btn svg{width:1rem;height:1rem;fill:none;stroke:currentColor;stroke-width:1.2}
.carousel-slide{scroll-snap-align:start}

/* cartão de notícia */
.news-card{display:flex;flex-direction:column;gap:1rem;background:var(--white);border:1px solid var(--line);
  transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.news-card:hover{transform:translateY(-4px);box-shadow:0 24px 50px -34px rgba(35,31,28,.35)}
.news-card .news-media{overflow:hidden;aspect-ratio:3/2}
.news-card .news-media img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s var(--ease)}
.news-card:hover .news-media img{transform:scale(1.04)}
.news-body{padding:0 clamp(1.3rem,2vw,1.8rem) clamp(1.5rem,2.4vw,2rem);display:flex;flex-direction:column;gap:.7rem}
.news-body h3{font-size:1.28rem}
.news-body p{margin:0;color:var(--ink-soft);font-size:.94rem}
.news-body .link-more{margin-top:.4rem;align-self:flex-start}

/* depoimentos */
.quote-card{background:var(--white);border:1px solid var(--line);padding:clamp(1.8rem,3vw,2.6rem);
  display:flex;flex-direction:column;gap:1.4rem;height:100%}
.quote-card blockquote{margin:0;font-family:var(--ff-serif);font-size:clamp(1.1rem,1.6vw,1.35rem);
  line-height:1.5;color:var(--ink);font-style:italic}
.quote-card blockquote::before{content:"“";color:var(--clay);margin-right:.15em}
.quote-meta{margin-top:auto;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}

/* galeria de estrutura */
.gal-slide{overflow:hidden;background:var(--sand-deep)}
.gal-slide img{width:100%;aspect-ratio:7/5;object-fit:cover}
.gal-slide figcaption{margin:.9rem 0 0}

@media (max-width:980px){
  .carousel-track{grid-auto-columns:calc((100% - var(--car-gap,2rem)) / 2)}
  .carousel[data-per="2"] .carousel-track,.carousel[data-per="1"] .carousel-track{grid-auto-columns:100%}
}
@media (max-width:640px){
  .carousel-track{grid-auto-columns:86%}
  .brand-logo{width:2.2rem}
}