/* Pilares Hub — site institucional · identidade do logotipo
   Marinho #24313f · Carmim #c8102e · Petróleo #12808f · fundo claro */
:root{
  --bg:#f6f8fa; --surface:#ffffff; --soft:#eef2f6; --line:#e2e8ef;
  --ink:#24313f; --muted:#5b6b7c; --muted2:#8b98a7;
  --ruby:#c8102e; --ruby2:#a30d26; --teal:#12808f; --teal2:#0f6c7a; --ok:#1e9e6a;
  --radius:16px; --shadow:0 10px 32px rgba(36,49,63,.10);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
h1{font-size:clamp(1.9rem,4.5vw,3rem);line-height:1.15;letter-spacing:-.03em}
h2{font-size:clamp(1.4rem,3vw,2rem);letter-spacing:-.02em;line-height:1.25}
h3{font-size:1.1rem;letter-spacing:-.01em}
p.lead{font-size:1.12rem;color:var(--muted)}
.muted{color:var(--muted)} .tiny{font-size:.8rem;color:var(--muted2)}
section{padding:64px 0}
.center{text-align:center}

/* Header */
header.site{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink)}
.brand img{width:34px;height:34px;object-fit:contain}
.brand b{font-size:1.05rem;letter-spacing:-.02em}
.brand small{display:block;font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted2)}
nav.main{display:flex;align-items:center;gap:22px;font-size:.92rem;font-weight:600}
nav.main a{color:var(--muted)} nav.main a:hover{color:var(--ink);text-decoration:none}
nav.main a.active{color:var(--ruby)}
@media(max-width:860px){nav.main .navlink{display:none}}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 22px;border-radius:12px;font-weight:700;font-size:.95rem;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;transition:.15s}
.btn:hover{text-decoration:none;border-color:var(--muted2)}
.btn.primary{background:var(--ruby);border-color:var(--ruby);color:#fff;box-shadow:0 6px 18px rgba(200,16,46,.25)}
.btn.primary:hover{background:var(--ruby2)}
.btn.ghost{background:transparent;border-color:transparent;color:var(--teal)}
.btn.lg{padding:14px 28px;font-size:1.02rem}

/* Hero */
.hero{padding:84px 0 70px;background:
  radial-gradient(700px 420px at 85% 0%,rgba(18,128,143,.10),transparent 60%),
  radial-gradient(560px 400px at 8% 100%,rgba(200,16,46,.06),transparent 60%)}
.hero .grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
@media(max-width:900px){.hero .grid{grid-template-columns:1fr}}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--teal);background:rgba(18,128,143,.09);border:1px solid rgba(18,128,143,.25);padding:5px 14px;border-radius:99px;margin-bottom:18px}
.hero p.lead{margin:18px 0 28px;max-width:560px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-card{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:26px}
.hero-card .msg{background:var(--soft);border-radius:12px;padding:13px 16px;font-size:.9rem;margin-top:12px}
.hero-card .msg b.who{color:var(--ruby);font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;display:block;margin-bottom:3px}
.hero-card .msg.alt b.who{color:var(--teal)}

/* Cards & grids */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media(max-width:900px){.grid3,.grid4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.grid2,.grid3,.grid4{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 2px 8px rgba(36,49,63,.04)}
.card .ic{font-size:1.6rem}
.card h3{margin:10px 0 8px}
.card p{font-size:.93rem;color:var(--muted)}
.sec-head{max-width:660px;margin:0 auto 42px;text-align:center}
.sec-head p{margin-top:12px;color:var(--muted)}
.tag{display:inline-block;font-size:.72rem;font-weight:700;color:var(--teal2);background:rgba(18,128,143,.09);padding:3px 10px;border-radius:99px;margin-bottom:8px}

/* IA section */
.ia-card{border-top:4px solid var(--ruby)}
.ia-card.teal{border-top-color:var(--teal)}
.ia-card.navy{border-top-color:var(--ink)}
.ia-card .who{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.ia-card .who .ava{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#fff;background:var(--ruby);font-size:1.1rem}
.ia-card.teal .who .ava{background:var(--teal)}
.ia-card.navy .who .ava{background:var(--ink)}
.ia-card .who small{display:block;color:var(--muted2);font-size:.78rem}

/* Steps */
.steps{counter-reset:st;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media(max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.steps{grid-template-columns:1fr}}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.step::before{counter-increment:st;content:counter(st);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--ruby);color:#fff;font-weight:800;margin-bottom:12px}
.step h3{font-size:1rem;margin-bottom:6px}
.step p{font-size:.88rem;color:var(--muted)}

/* FAQ */
details.faq{background:#fff;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden}
details.faq summary{cursor:pointer;padding:18px 22px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:14px}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";color:var(--teal);font-size:1.3rem;font-weight:400}
details.faq[open] summary::after{content:"–"}
details.faq .a{padding:0 22px 20px;color:var(--muted);font-size:.95rem}

/* Blog */
.post-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.15s}
.post-card:hover{box-shadow:var(--shadow);text-decoration:none;transform:translateY(-2px)}
.post-card h3{color:var(--ink);margin:8px 0}
.post-card p{color:var(--muted);font-size:.92rem;flex:1}
.post-card .meta{font-size:.78rem;color:var(--muted2);margin-top:14px}
article.post{max-width:760px;margin:0 auto}
article.post h1{font-size:clamp(1.7rem,3.6vw,2.4rem);margin-bottom:10px}
article.post .meta{color:var(--muted2);font-size:.86rem;margin-bottom:30px}
article.post h2{margin:36px 0 12px;font-size:1.45rem}
article.post p, article.post li{color:#3d4c5c;font-size:1.02rem;margin-bottom:14px}
article.post ul, article.post ol{padding-left:24px;margin-bottom:14px}
article.post strong{color:var(--ink)}
article.post blockquote{border-left:4px solid var(--teal);padding:8px 18px;background:rgba(18,128,143,.05);border-radius:0 10px 10px 0;margin:18px 0;color:var(--teal2)}

/* Form */
.form-card{background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:34px;max-width:640px;margin:0 auto}
.form-card label{display:block;font-size:.82rem;font-weight:700;color:var(--muted);margin:16px 0 6px}
.form-card input,.form-card select,.form-card textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;color:var(--ink);background:#fff}
.form-card input:focus,.form-card select:focus,.form-card textarea:focus{outline:2px solid rgba(18,128,143,.35)}
.form-ok{display:none;text-align:center;padding:30px 10px}
.form-ok .big{font-size:2.6rem}

/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--ink) 0%,#2e4356 100%);border-radius:24px;color:#fff;padding:52px 40px;text-align:center}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(255,255,255,.75);max-width:560px;margin:12px auto 26px}

/* Footer */
footer.site{border-top:1px solid var(--line);background:#fff;padding:44px 0 30px;margin-top:40px}
footer.site .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px;font-size:.9rem}
@media(max-width:760px){footer.site .cols{grid-template-columns:1fr 1fr}}
footer.site h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted2);margin-bottom:12px}
footer.site a{display:block;color:var(--muted);margin-bottom:8px}
footer.site .base{margin-top:34px;padding-top:18px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.8rem;color:var(--muted2)}
.lema{font-style:italic;color:var(--muted)}