/* ============================================================
   Certia Data — style.css
   Manual de marca v1.0 · Paleta: #0D1B2A / #F7F9FB / #51606E / #14B8A6
   ============================================================ */
:root{
  --navy:#0D1B2A;
  --off:#F7F9FB;
  --graphite:#51606E;
  --teal:#14B8A6;
  --teal-dark:#0E8A7D;
  --gray-soft:#8794A0;
  --border:rgba(13,27,42,.12);
  --radius:12px;
  --radius-sm:8px;
  --font-display:'Space Grotesk',system-ui,sans-serif;
  --font-body:'Inter',system-ui,sans-serif;
  --maxw:1120px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}
body{
  font-family:var(--font-body);
  font-size:1rem;line-height:1.7;
  color:var(--navy);background:var(--off);
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:inherit}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px;border-radius:4px}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.skip-link{position:absolute;left:-999px;top:8px;background:var(--navy);color:var(--off);padding:8px 16px;border-radius:8px;z-index:100}
.skip-link:focus{left:8px}

/* ---------- Tipografia ---------- */
h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;line-height:1.15;letter-spacing:-.015em}
h1{font-size:clamp(2rem,4.5vw,3.25rem)}
h2{font-size:clamp(1.5rem,3vw,2.125rem)}
h3{font-size:1.25rem}
.eyebrow{font-family:var(--font-display);font-weight:500;font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;color:var(--teal-dark)}
.lead{font-size:1.125rem;color:var(--graphite);max-width:62ch}
.muted{color:var(--graphite)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,249,251,.92);backdrop-filter:blur(8px);border-bottom:.5px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand .wordmark{font-family:var(--font-display);font-weight:700;font-size:1.2rem;letter-spacing:-.01em;color:var(--navy)}
.brand .wordmark span{color:var(--teal)}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none}
.nav-links a{font-size:.95rem;font-weight:500;text-decoration:none;color:var(--graphite);transition:color .2s}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--navy)}
.nav-links a[aria-current="page"]{box-shadow:inset 0 -2px 0 var(--teal)}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-display);font-weight:500;font-size:.95rem;text-decoration:none;border-radius:999px;padding:11px 22px;border:1.5px solid transparent;cursor:pointer;transition:transform .15s,background .2s,color .2s}
.btn:active{transform:scale(.98)}
.btn-primary{background:var(--teal);color:var(--navy)}
.btn-primary:hover{background:#10cdb8}
.btn-ghost{border-color:var(--navy);color:var(--navy);background:transparent}
.btn-ghost:hover{background:var(--navy);color:var(--off)}
.btn-light{border-color:var(--off);color:var(--off);background:transparent}
.btn-light:hover{background:var(--off);color:var(--navy)}
.nav-toggle{display:none;background:none;border:none;width:44px;height:44px;cursor:pointer;color:var(--navy)}
@media(max-width:820px){
  .nav-toggle{display:grid;place-items:center}
  .nav-links{position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--off);border-bottom:.5px solid var(--border);display:none;padding:8px 24px 16px}
  .nav-links.open{display:flex}
  .nav-links li{padding:10px 0}
}

/* ---------- Hero ---------- */
.hero{background:var(--navy);color:var(--off);overflow:hidden}
.hero .container{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;padding-top:88px;padding-bottom:96px}
.hero h1{color:var(--off)}
.hero h1 em{font-style:normal;color:var(--teal)}
.hero p{color:#B9C2CC;font-size:1.125rem;max-width:52ch;margin:20px 0 32px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-proof{display:flex;gap:28px;margin-top:44px;padding-top:28px;border-top:.5px solid rgba(247,249,251,.14);flex-wrap:wrap}
.hero-proof div{font-size:.85rem;color:var(--gray-soft)}
.hero-proof strong{display:block;font-family:var(--font-display);font-size:1.05rem;color:var(--off);font-weight:500}
.hero-mark{justify-self:center}
@media(max-width:820px){
  .hero .container{grid-template-columns:1fr;padding-top:56px;padding-bottom:64px}
  .hero-mark{order:-1;width:200px}
}
/* animação ruído → ordem */
.mark-anim .dot{transition:transform 1.4s cubic-bezier(.22,1,.36,1),fill .8s ease;transition-delay:var(--d,0s)}
.mark-anim:not(.settled) .dot{transform:translate(var(--sx),var(--sy))}

/* ---------- Seções ---------- */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{max-width:680px;margin-bottom:48px}
.section-head .eyebrow{display:block;margin-bottom:12px}
.section-head p{margin-top:14px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
@media(max-width:980px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

/* ---------- Cards ---------- */
.card{background:#fff;border:.5px solid var(--border);border-radius:var(--radius);padding:28px;display:flex;flex-direction:column;gap:12px;transition:border-color .2s,transform .2s}
a.card{text-decoration:none}
a.card:hover{border-color:var(--teal);transform:translateY(-3px)}
.card h3{font-size:1.15rem}
.card p{font-size:.95rem;color:var(--graphite)}
.card .card-link{margin-top:auto;font-family:var(--font-display);font-weight:500;font-size:.9rem;color:var(--teal-dark)}
.card-icon{width:44px;height:44px;border-radius:10px;background:var(--navy);display:grid;place-items:center;color:var(--off)}
.card-icon svg{width:24px;height:24px}

/* passo a passo */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
@media(max-width:980px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.steps{grid-template-columns:1fr}}
.step{position:relative;padding:24px;border-top:2px solid var(--teal);background:#fff;border-radius:0 0 var(--radius) var(--radius)}
.step::before{counter-increment:step;content:counter(step,decimal-leading-zero);font-family:var(--font-display);font-weight:700;color:var(--teal-dark);font-size:.85rem;letter-spacing:.1em}
.step h3{font-size:1.05rem;margin:8px 0 6px}
.step p{font-size:.9rem;color:var(--graphite)}

/* faixa dupla de públicos */
.audiences{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:820px){.audiences{grid-template-columns:1fr}}
.audience{border-radius:var(--radius);padding:36px}
.audience.pme{background:var(--navy);color:var(--off)}
.audience.pme p{color:#B9C2CC}
.audience.acad{background:#fff;border:.5px solid var(--border)}
.audience .eyebrow{color:var(--teal)}
.audience.acad .eyebrow{color:var(--teal-dark)}
.audience h3{margin:10px 0 12px;font-size:1.35rem}
.audience ul{list-style:none;margin:18px 0 24px;display:grid;gap:10px}
.audience li{display:flex;gap:10px;font-size:.95rem;align-items:flex-start}
.audience li svg{flex:none;margin-top:4px}

/* CTA band */
.cta-band{background:var(--navy);color:var(--off);border-radius:var(--radius);padding:56px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-band h2{color:var(--off);max-width:18ch}
.cta-band p{color:#B9C2CC;max-width:46ch;margin-top:10px}

/* ---------- Página de serviço ---------- */
.page-hero{background:var(--navy);color:var(--off);padding:72px 0 64px}
.page-hero h1{color:var(--off);max-width:22ch}
.page-hero .lead{color:#B9C2CC;margin-top:18px}
.breadcrumb{font-size:.85rem;color:var(--gray-soft);margin-bottom:20px}
.breadcrumb a{color:var(--gray-soft);text-decoration:none}
.breadcrumb a:hover{color:var(--off)}
.deliverables{display:grid;gap:14px;margin-top:8px}
.deliverable{display:flex;gap:14px;background:#fff;border:.5px solid var(--border);border-radius:var(--radius-sm);padding:18px 20px;align-items:flex-start}
.deliverable svg{flex:none;margin-top:4px}
.deliverable strong{font-family:var(--font-display);font-weight:500}
.deliverable span{display:block;font-size:.9rem;color:var(--graphite)}
.faq details{background:#fff;border:.5px solid var(--border);border-radius:var(--radius-sm);padding:18px 22px;margin-bottom:12px}
.faq summary{font-family:var(--font-display);font-weight:500;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.faq summary::after{content:"+";font-size:1.3rem;color:var(--teal-dark);transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin-top:12px;color:var(--graphite);font-size:.95rem}

/* ---------- Blog ---------- */
.post-card{background:#fff;border:.5px solid var(--border);border-radius:var(--radius);overflow:hidden;text-decoration:none;display:flex;flex-direction:column;transition:border-color .2s,transform .2s}
.post-card:hover{border-color:var(--teal);transform:translateY(-3px)}
.post-thumb{aspect-ratio:16/8;background:var(--navy);display:grid;place-items:center}
.post-body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{font-size:.8rem;color:var(--gray-soft);display:flex;gap:8px;align-items:center}
.tag{font-family:var(--font-display);font-size:.72rem;font-weight:500;letter-spacing:.06em;text-transform:uppercase;background:rgba(20,184,166,.12);color:var(--teal-dark);border-radius:999px;padding:3px 10px}
.post-body h3{font-size:1.1rem;line-height:1.35}
.post-body p{font-size:.92rem;color:var(--graphite)}
.article{max-width:720px;margin:0 auto}
.article h1{font-size:clamp(1.75rem,3.6vw,2.5rem)}
.article .post-meta{margin:18px 0 36px}
.article h2{margin:44px 0 16px;font-size:1.4rem}
.article p{margin-bottom:18px;color:#2A3947}
.article ul,.article ol{margin:0 0 18px 22px;color:#2A3947}
.article li{margin-bottom:8px}
.article blockquote{border-left:3px solid var(--teal);padding:6px 0 6px 20px;margin:24px 0;color:var(--graphite);font-size:1.05rem}
.article .callout{background:#fff;border:.5px solid var(--border);border-left:3px solid var(--teal);border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:20px 24px;margin:28px 0;font-size:.95rem}

/* ---------- Formulário de conversão ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
@media(max-width:880px){.contact-grid{grid-template-columns:1fr}}
.form-card{background:#fff;border:.5px solid var(--border);border-radius:var(--radius);padding:36px}
.field{margin-bottom:22px}
.field label{display:block;font-family:var(--font-display);font-weight:500;font-size:.92rem;margin-bottom:8px}
.field .hint{font-weight:400;font-family:var(--font-body);color:var(--gray-soft);font-size:.8rem;margin-left:6px}
.field input,.field textarea,.field select{
  width:100%;font:inherit;font-size:.95rem;color:var(--navy);
  background:var(--off);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:13px 14px;transition:border-color .2s,box-shadow .2s;appearance:none;
}
.field textarea{min-height:120px;resize:vertical}
.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' fill='none' stroke='%2351606E' stroke-width='1.5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(20,184,166,.18)}
.field .error-msg{display:none;color:#A32D2D;font-size:.82rem;margin-top:6px}
.field.invalid input,.field.invalid textarea,.field.invalid select{border-color:#A32D2D}
.field.invalid .error-msg{display:block}
.form-footnote{font-size:.8rem;color:var(--gray-soft);margin-top:14px}
.form-success{display:none;text-align:center;padding:48px 24px}
.form-success svg{margin:0 auto 18px}
.form-success h3{margin-bottom:8px}
.hp-field{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:var(--gray-soft);margin-top:88px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding:64px 0 48px}
@media(max-width:820px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr}}
.site-footer .wordmark{font-family:var(--font-display);font-weight:700;font-size:1.15rem;color:var(--off)}
.site-footer .wordmark span{color:var(--teal)}
.site-footer p{font-size:.88rem;max-width:34ch;margin-top:12px}
.site-footer h4{font-family:var(--font-display);font-weight:500;font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;color:var(--off);margin-bottom:16px}
.site-footer ul{list-style:none;display:grid;gap:10px}
.site-footer a{color:var(--gray-soft);text-decoration:none;font-size:.92rem;transition:color .2s}
.site-footer a:hover{color:var(--off)}
.footer-bottom{border-top:.5px solid rgba(247,249,251,.12);padding:22px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.8rem}

/* reveal on scroll — só ativa quando o JS está presente (html.js) */
.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.js .reveal{opacity:1;transform:none}}