/* ============================================================
   Piloto de landing estática — Helena Costa Advocacia (exemplo)
   Visual sóbrio (site do cliente, não da Codesites).
   ============================================================ */
:root{
  --ink:#16243d; --ink-deep:#0f1929; --paper:#ffffff; --cream:#f7f5f0;
  --line:#e6e1d8; --muted:#5b6472; --accent:#9a7b4f; --accent-deep:#7d6340;
  --f-serif:"Lora",Georgia,serif; --f-sans:"Inter",-apple-system,sans-serif;
  --wrap:1080px; --narrow:720px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--f-sans);color:var(--ink);background:var(--paper);
  font-size:1.05rem;line-height:1.7;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--f-serif);font-weight:600;line-height:1.2;margin:0;color:var(--ink)}
a{color:var(--accent-deep);text-decoration:none}
img,svg{max-width:100%}
::selection{background:var(--accent);color:#fff}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 1.5rem}
.narrow{max-width:var(--narrow);margin:0 auto;padding:0 1.5rem}
.eyebrow{font-family:var(--f-sans);font-size:.76rem;font-weight:600;letter-spacing:.16em;
  text-transform:uppercase;color:var(--accent);margin:0 0 1rem}
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--f-sans);font-weight:600;
  font-size:.97rem;padding:.85rem 1.7rem;border-radius:2px;border:1px solid transparent;cursor:pointer;
  transition:background .15s,color .15s,border-color .15s}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-deep)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--ink)}

/* header */
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:1rem}
.brand{font-family:var(--f-serif);font-weight:600;font-size:1.2rem;color:var(--ink);line-height:1.1}
.brand small{display:block;font-family:var(--f-sans);font-weight:500;font-size:.62rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--accent)}
.h-right{display:flex;align-items:center;gap:1.5rem}
.h-oab{font-family:var(--f-sans);font-size:.78rem;color:var(--muted)}
@media(max-width:680px){.h-oab{display:none}}

/* hero */
.hero{background:var(--cream);padding:5.5rem 0 6rem;border-bottom:1px solid var(--line)}
.hero h1{font-size:clamp(2.1rem,1.4rem+3vw,3.4rem);max-width:18ch;margin-bottom:1.3rem}
.hero .lead{font-size:1.2rem;color:var(--muted);max-width:54ch;margin:0 0 2rem}
.hero .cta-row{display:flex;gap:.8rem;flex-wrap:wrap}
.hero .local{margin-top:1.8rem;font-size:.9rem;color:var(--muted)}

/* sections */
section{padding:5rem 0}
.sec-head{margin-bottom:2.6rem;max-width:60ch}
.sec-head h2{font-size:clamp(1.7rem,1.2rem+1.8vw,2.4rem)}
.sec-head p{color:var(--muted);margin:.7rem 0 0}

/* áreas de atuação */
.areas{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.area{border:1px solid var(--line);border-top:2px solid var(--accent);border-radius:2px;padding:1.7rem}
.area h3{font-size:1.18rem;margin-bottom:.5rem}
.area p{color:var(--muted);font-size:.96rem;margin:0}

/* sobre */
.sobre{background:var(--ink);color:#fff}
.sobre h2,.sobre h3{color:#fff}
.sobre .eyebrow{color:var(--accent)}
.sobre p{color:rgba(255,255,255,.8);font-size:1.12rem}
.sobre .credo{border-left:2px solid var(--accent);padding-left:1.4rem;margin-top:1.6rem;
  font-family:var(--f-serif);font-size:1.3rem;font-style:italic;color:#fff;line-height:1.5}

/* processo */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:2.2rem}
.step .n{font-family:var(--f-serif);font-size:1.6rem;color:var(--accent)}
.step h3{font-size:1.12rem;margin:.5rem 0 .4rem}
.step p{color:var(--muted);font-size:.96rem;margin:0}

/* faq */
.faq{max-width:var(--narrow)}
.faq-item{border-top:1px solid var(--line);padding:1.4rem 0}
.faq-item:first-child{border-top:0}
.faq-item h3{font-size:1.12rem;margin:0 0 .5rem}
.faq-item p{color:var(--muted);margin:0}

/* contato */
.contato{background:var(--cream);border-top:1px solid var(--line)}
.contact-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:3rem;align-items:start}
.field{margin-bottom:1.1rem}
.field label{display:block;font-size:.83rem;font-weight:600;margin-bottom:.4rem}
.field input,.field textarea{width:100%;font-family:var(--f-sans);font-size:.98rem;padding:.8rem .9rem;
  border:1px solid var(--line);border-radius:2px;background:#fff;color:var(--ink)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(154,123,79,.18)}
.form-note{font-size:.8rem;color:var(--muted);margin-top:.6rem}
.contact-info .block{padding:1.2rem 0;border-top:1px solid var(--line)}
.contact-info .block:first-child{border-top:0;padding-top:0}
.contact-info .label{font-size:.74rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin:0 0 .3rem}
.contact-info p{margin:0;color:var(--ink)}
.contact-info .block.sub p{color:var(--muted);font-size:.96rem}

/* footer */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.7);padding:3.5rem 0 2.5rem;font-size:.9rem}
.site-footer .brand{color:#fff;margin-bottom:1rem}
.site-footer a{color:rgba(255,255,255,.7)}
.site-footer a:hover{color:#fff}
.footer-fine{border-top:1px solid rgba(255,255,255,.14);margin-top:1.8rem;padding-top:1.5rem;
  font-size:.8rem;color:rgba(255,255,255,.45)}

@media(max-width:820px){
  .areas,.steps{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr;gap:2rem}
}
@media(max-width:560px){
  .areas,.steps{grid-template-columns:1fr}
  section{padding:3.5rem 0}
}