/* ============================================================
   Bisturi Estratégico · Denise Da Rocha
   Folha de estilos — edição luxo/editorial
   Tokens: Design-System-DDR (preto #1A1A1A · dourado #C5A55A)
   ============================================================ */

:root{
  --preto:#141414;
  --preto-suave:#1D1D1D;
  --preto-card:#212121;
  --preto-profundo:#0D0D0C;
  --dourado:#C5A55A;
  --dourado-claro:#D9BE7C;
  --dourado-escuro:#9C8244;
  --branco:#F5F2EC;
  --branco-puro:#FFFFFF;
  --cinza:#A8A29A;
  --cinza-claro:#C6C1B9;
  --cinza-escuro:#3A3833;
  --hairline:rgba(197,165,90,.28);
  --hairline-soft:rgba(255,255,255,.08);
  --font-display:'Playfair Display',Georgia,serif;
  --font-body:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --wrap:1160px;
  --wrap-narrow:760px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  font-size:17px;line-height:1.65;
  color:var(--branco);
  background:var(--preto);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
::selection{background:var(--dourado);color:#141414}

img{max-width:100%;display:block}
a{color:var(--dourado-claro);text-decoration:none;transition:color .2s}
a:hover{color:var(--branco-puro)}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 28px}
.wrap-narrow{max-width:var(--wrap-narrow);margin:0 auto;padding:0 28px}

/* ---------- Tipografia editorial ---------- */
h1,h2,h3,.serif{font-family:var(--font-display);font-weight:600;letter-spacing:-.01em;line-height:1.14;color:var(--branco-puro)}
h1{font-size:clamp(40px,5.6vw,68px)}
h2{font-size:clamp(30px,3.6vw,44px)}
h3{font-size:clamp(21px,2.2vw,26px);line-height:1.25}
.itl{font-style:italic;color:var(--dourado-claro)}
p{color:var(--cinza-claro)}
.lead{font-size:clamp(18px,1.6vw,21px);line-height:1.6;color:var(--cinza-claro);max-width:58ch}
strong{color:var(--branco-puro);font-weight:600}

/* kicker — etiqueta maiúscula com tracking largo */
.kicker{
  display:flex;align-items:center;gap:14px;
  font-size:12px;font-weight:600;letter-spacing:.24em;text-transform:uppercase;
  color:var(--dourado);margin-bottom:22px;
}
.kicker::before{content:"";width:36px;height:1px;background:var(--dourado);flex:none}
.kicker--center{justify-content:center}
.kicker--center::after{content:"";width:36px;height:1px;background:var(--dourado);flex:none}

/* números editoriais */
.num{
  font-family:var(--font-display);font-size:15px;font-style:italic;
  color:var(--dourado);letter-spacing:.05em;
}

/* ---------- Botões ---------- */
.btn{
  display:inline-block;
  font-family:var(--font-body);font-size:14px;font-weight:600;
  letter-spacing:.12em;text-transform:uppercase;
  color:#141414;background:var(--dourado);
  padding:17px 36px;border:1px solid var(--dourado);
  cursor:pointer;transition:background .25s,color .25s,border-color .25s;
}
.btn:hover{background:var(--dourado-claro);border-color:var(--dourado-claro);color:#141414}
.btn--ghost{background:transparent;color:var(--branco);border:1px solid var(--hairline)}
.btn--ghost:hover{background:transparent;border-color:var(--dourado);color:var(--dourado-claro)}
.btn--sm{padding:12px 24px;font-size:12.5px}

/* ---------- Header ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  background:rgba(13,13,12,.82);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--hairline-soft);
  transition:background .3s;
}
.site-header .wrap{
  display:flex;align-items:center;justify-content:space-between;
  height:78px;
}
.brand{display:flex;flex-direction:column;line-height:1.2}
.brand .brand-name{
  font-family:var(--font-display);font-size:21px;font-weight:600;
  color:var(--branco-puro);letter-spacing:.01em;
}
.brand .brand-sub{
  font-size:9.5px;font-weight:600;letter-spacing:.34em;text-transform:uppercase;
  color:var(--dourado);margin-top:3px;
}
.nav{display:flex;align-items:center;gap:34px}
.nav a{
  font-size:13.5px;font-weight:500;letter-spacing:.06em;
  color:var(--cinza-claro);position:relative;padding:6px 0;
}
.nav a::after{
  content:"";position:absolute;left:0;bottom:0;width:0;height:1px;
  background:var(--dourado);transition:width .25s;
}
.nav a:hover{color:var(--branco-puro)}
.nav a:hover::after,.nav a.active::after{width:100%}
.nav a.active{color:var(--branco-puro)}
.nav .btn{margin-left:10px}

/* menu mobile */
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:1.5px;background:var(--branco);margin:6px 0;transition:transform .3s,opacity .3s}

@media(max-width:920px){
  .nav-toggle{display:block}
  .nav{
    position:fixed;top:78px;right:0;bottom:0;width:min(320px,84vw);
    flex-direction:column;align-items:flex-start;gap:8px;
    background:var(--preto-profundo);border-left:1px solid var(--hairline-soft);
    padding:38px 34px;transform:translateX(100%);transition:transform .32s ease;
  }
  .nav.open{transform:translateX(0)}
  .nav a{font-size:17px;padding:10px 0}
  .nav .btn{margin:18px 0 0}
  body.nav-locked{overflow:hidden}
  .nav-toggle.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
  .nav-toggle.open span:nth-child(2){opacity:0}
  .nav-toggle.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(1100px 620px at 68% 30%,rgba(197,165,90,.10),transparent 62%),
    var(--preto-profundo);
  padding:200px 0 120px;
}
.hero--sub{padding:180px 0 90px}
.hero .wrap{position:relative;z-index:2}
.hero-scalpel{
  position:absolute;inset:0;z-index:1;pointer-events:none;opacity:.9;
}
.hero h1{max-width:17ch;margin-bottom:26px}
.hero .lead{margin-bottom:40px}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center}
.hero-note{font-size:13.5px;color:var(--cinza);letter-spacing:.03em;margin-top:26px}

/* ---------- Secções ---------- */
section{padding:110px 0}
section.tight{padding:84px 0}
.sec-dark{background:var(--preto-profundo)}
.sec-soft{background:var(--preto-suave)}
.sec-head{max-width:680px;margin-bottom:64px}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head h2{margin-bottom:18px}

/* hairline separador de secção */
.rule{height:1px;background:linear-gradient(90deg,transparent,var(--hairline),transparent)}

/* ---------- Grelhas / cards ---------- */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:920px){.g3,.g4{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}}

.card{
  background:var(--preto-card);
  border:1px solid var(--hairline-soft);
  padding:38px 34px;
  position:relative;
  transition:border-color .3s,transform .3s;
}
.card:hover{border-color:var(--hairline);transform:translateY(-3px)}
.card .num{display:block;margin-bottom:18px}
.card h3{margin-bottom:12px}
.card p{font-size:15.5px;color:var(--cinza)}
.card--line{background:transparent;border:0;border-top:1px solid var(--hairline);padding:30px 4px 0}
.card--line:hover{transform:none}

/* lista editorial */
ul.editorial{list-style:none}
ul.editorial li{
  padding:16px 0 16px 34px;position:relative;
  border-bottom:1px solid var(--hairline-soft);
  color:var(--cinza-claro);font-size:16px;
}
ul.editorial li::before{
  content:"";position:absolute;left:2px;top:26px;
  width:14px;height:1px;background:var(--dourado);
}

/* ---------- Método — passos ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--hairline-soft)}
.step{
  padding:44px 34px 48px;border-bottom:1px solid var(--hairline-soft);
  border-right:1px solid var(--hairline-soft);position:relative;
}
.step:last-child{border-right:0}
.step .step-index{
  font-family:var(--font-display);font-style:italic;
  font-size:52px;color:transparent;
  -webkit-text-stroke:1px var(--dourado);
  display:block;margin-bottom:22px;line-height:1;
}
.step h3{margin-bottom:12px}
.step p{font-size:15.5px;color:var(--cinza)}
@media(max-width:860px){
  .steps{grid-template-columns:1fr}
  .step{border-right:0}
}

/* ---------- Duas colunas editorial ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:72px;align-items:center}
.split.asym{grid-template-columns:1.15fr .85fr}
@media(max-width:880px){.split,.split.asym{grid-template-columns:1fr;gap:44px}}

.portrait{
  position:relative;
}
.portrait img{
  width:100%;filter:grayscale(12%) contrast(1.03);
}
.portrait::after{
  content:"";position:absolute;inset:22px -22px -22px 22px;
  border:1px solid var(--hairline);z-index:-1;
}

/* ---------- Quote / statement ---------- */
.statement{
  font-family:var(--font-display);font-size:clamp(24px,3vw,36px);
  font-style:italic;font-weight:500;line-height:1.35;
  color:var(--branco-puro);max-width:26ch;margin:0 auto;text-align:center;
}
.statement em{color:var(--dourado-claro);font-style:italic}

/* ---------- Preço / oferta ---------- */
.offer{
  border:1px solid var(--hairline);
  background:linear-gradient(160deg,rgba(197,165,90,.06),transparent 55%),var(--preto-card);
  padding:56px 52px;
}
.offer .price{
  font-family:var(--font-display);font-size:clamp(40px,4.6vw,58px);
  color:var(--branco-puro);line-height:1;margin:16px 0 6px;
}
.offer .price small{font-size:16px;font-family:var(--font-body);color:var(--cinza);font-weight:400}
@media(max-width:640px){.offer{padding:38px 26px}}

/* ---------- FAQ ---------- */
details{border-bottom:1px solid var(--hairline-soft);padding:22px 0}
details summary{
  cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:baseline;gap:18px;
  font-family:var(--font-display);font-size:19px;font-weight:600;color:var(--branco-puro);
}
details summary::-webkit-details-marker{display:none}
details summary::after{
  content:"+";font-family:var(--font-body);font-weight:300;font-size:24px;color:var(--dourado);flex:none;transition:transform .25s;
}
details[open] summary::after{transform:rotate(45deg)}
details .a{padding:16px 0 6px;color:var(--cinza-claro);font-size:16px;max-width:64ch}
details .a p+p{margin-top:12px}

/* ---------- Formulários ---------- */
.form{max-width:620px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:600px){.form-row{grid-template-columns:1fr}}
.field{margin-bottom:20px}
.field label{
  display:block;font-size:11.5px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--cinza);margin-bottom:9px;
}
.field input,.field select,.field textarea{
  width:100%;padding:15px 16px;font-size:16px;font-family:inherit;
  color:var(--branco);background:var(--preto-profundo);
  border:1px solid var(--cinza-escuro);border-radius:0;
  transition:border-color .2s;-webkit-appearance:none;appearance:none;
}
.field select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23C5A55A' fill='none' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 16px center;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--dourado)}
.field textarea{min-height:130px;resize:vertical}
.hp{position:absolute;left:-9999px;opacity:0}
.form-note{font-size:13px;color:var(--cinza);margin-top:14px;max-width:52ch}

/* ---------- CTA final ---------- */
.cta-final{
  background:
    radial-gradient(760px 420px at 50% 120%,rgba(197,165,90,.13),transparent 60%),
    var(--preto-profundo);
  text-align:center;padding:130px 0;
}
.cta-final h2{max-width:22ch;margin:0 auto 20px}
.cta-final .lead{margin:0 auto 42px;max-width:52ch}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--preto-profundo);
  border-top:1px solid var(--hairline-soft);
  padding:74px 0 40px;font-size:14px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:44px;margin-bottom:56px}
@media(max-width:820px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr}}
.site-footer h4{
  font-size:11px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  color:var(--dourado);margin-bottom:18px;
}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:10px}
.site-footer a{color:var(--cinza-claro);font-size:14px}
.site-footer a:hover{color:var(--branco-puro)}
.footer-brand p{color:var(--cinza);max-width:34ch;margin-top:14px;font-size:13.5px}
.footer-bottom{
  border-top:1px solid var(--hairline-soft);padding-top:28px;
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  color:var(--cinza);font-size:12.5px;letter-spacing:.02em;
}

/* ---------- Blog ---------- */
.post-card{display:flex;flex-direction:column;gap:0;background:var(--preto-card);border:1px solid var(--hairline-soft);transition:border-color .3s,transform .3s}
.post-card:hover{border-color:var(--hairline);transform:translateY(-3px)}
.post-card .post-body{padding:26px 28px 32px}
.post-card .meta{font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--dourado);margin-bottom:14px;display:flex;flex-wrap:wrap;gap:6px 14px;align-items:baseline}
.post-card .meta .mdot{color:var(--cinza);letter-spacing:.04em;text-transform:none;font-size:12px}
.post-card h3 a{color:var(--branco-puro)}
.post-card h3 a:hover{color:var(--dourado-claro)}
.post-card p{font-size:15px;color:var(--cinza);margin-top:12px}

/* capa gerada */
.cover{display:block;aspect-ratio:16/9;background:var(--preto-profundo);border-bottom:1px solid var(--hairline-soft);overflow:hidden}
.cover svg{width:100%;height:100%;display:block;transition:transform .6s ease}
.post-card:hover .cover svg{transform:scale(1.04)}

/* artigo em destaque */
.featured{grid-column:1/-1;display:grid;grid-template-columns:1.25fr 1fr;background:var(--preto-card);border:1px solid var(--hairline)}
.featured .cover{border-bottom:0;border-right:1px solid var(--hairline-soft);aspect-ratio:auto;min-height:300px}
.featured .post-body{padding:44px 42px;display:flex;flex-direction:column;justify-content:center}
.featured h3{font-size:clamp(24px,2.6vw,32px)}
.featured p{font-size:16px;color:var(--cinza-claro)}
@media(max-width:820px){.featured{grid-template-columns:1fr}.featured .cover{border-right:0;border-bottom:1px solid var(--hairline-soft);min-height:0;aspect-ratio:16/9}.featured .post-body{padding:28px}}

/* dentro do artigo */
.article-head .meta-line{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:baseline;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--dourado);margin-bottom:20px}
.article-head .meta-line .mdot{color:var(--cinza);letter-spacing:.04em;text-transform:none;font-size:13px}
.article-body > p:first-of-type::first-letter{
  font-family:var(--font-display);font-size:3.4em;line-height:.82;
  float:left;padding:6px 12px 0 0;color:var(--dourado-claro);
}
.next-post{border:1px solid var(--hairline-soft);background:var(--preto-card);padding:30px 32px;margin:54px 0 0;display:block;transition:border-color .3s}
.next-post:hover{border-color:var(--hairline)}
.next-post .np-label{font-size:11px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--dourado);display:block;margin-bottom:10px}
.next-post .np-title{font-family:var(--font-display);font-size:21px;color:var(--branco-puro);line-height:1.3}

/* artigo */
.article{padding:170px 0 90px}
.article-head{max-width:var(--wrap-narrow);margin:0 auto 54px;padding:0 28px}
.article-head h1{font-size:clamp(32px,4.4vw,50px);margin:18px 0 22px}
.article-body{max-width:var(--wrap-narrow);margin:0 auto;padding:0 28px}
.article-body p{margin-bottom:22px;font-size:17.5px;color:var(--cinza-claro)}
.article-body h2{font-size:clamp(24px,2.8vw,32px);margin:52px 0 20px}
.article-body h3{margin:40px 0 16px}
.article-body ul,.article-body ol{margin:0 0 22px 22px;color:var(--cinza-claro)}
.article-body li{margin-bottom:10px}
.article-body blockquote{
  border-left:2px solid var(--dourado);padding:6px 0 6px 26px;margin:34px 0;
  font-family:var(--font-display);font-style:italic;font-size:20px;color:var(--branco-puro);
}

/* ---------- Animação de entrada ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ---------- WhatsApp flutuante ---------- */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:90;
  width:52px;height:52px;display:flex;align-items:center;justify-content:center;
  background:var(--preto-card);color:var(--dourado-claro);
  border:1px solid var(--hairline);border-radius:50%;
  box-shadow:0 8px 24px rgba(0,0,0,.5);
  transition:background .25s,color .25s,transform .25s;
}
.wa-float:hover{background:var(--dourado);color:#141414;transform:translateY(-2px)}

/* utilitários */
.center{text-align:center}
.mt-1{margin-top:16px}.mt-2{margin-top:28px}.mt-3{margin-top:44px}.mt-4{margin-top:64px}
.gold{color:var(--dourado-claro)}
.small{font-size:14px;color:var(--cinza)}