/* Blog — Oficina dos Computadores. Mesma paleta e tipografia da página principal. */
:root{--ink:#10213a;--ink-soft:#526176;--bg:#fff;--bg-alt:#f3f6fb;--line:#dce3ee;--blue:#1455ed;--blue-dark:#0b41c0;--blue-link:#164fd0;--radius:20px}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,'Inter','Segoe UI',Roboto,Helvetica,Arial,sans-serif;font-size:17px;line-height:1.6;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:var(--blue-link)}
a:focus-visible,button:focus-visible{outline:3px solid var(--blue);outline-offset:5px}
h1,h2,h3{font-weight:700;letter-spacing:-.035em;line-height:1.15}
.skip-link{position:fixed;top:-80px;left:20px;z-index:100;background:#fff;padding:14px;color:var(--blue-link)}
.skip-link:focus{top:12px}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}

/* Header */
header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid #e7ecf3}
.nav{display:flex;align-items:center;justify-content:space-between;gap:25px;height:88px;max-width:1240px;margin:0 auto;padding:0 32px}
.brand{display:flex;align-items:center;gap:11px;font-size:1rem;line-height:1.18;font-weight:500;letter-spacing:-.015em;color:var(--ink);text-decoration:none;white-space:nowrap}
.brand strong{font-weight:700}
.brand-logo{height:44px;width:auto;display:block}
.nav-links{display:flex;gap:27px}
.nav-links a{font-size:.9rem;color:var(--ink);text-decoration:none}
.nav-links a:hover,.nav-links a[aria-current]{color:var(--blue)}
.nav-cta{font-size:.9rem;font-weight:600;color:#fff;background:var(--blue);padding:12px 19px;border-radius:10px;text-decoration:none;white-space:nowrap}
.nav-cta:hover{background:var(--blue-dark)}

/* Botões */
.btn{display:inline-block;background:var(--blue);color:#fff;font-size:1rem;font-weight:600;padding:15px 22px;border-radius:11px;text-decoration:none;transition:background .15s}
.btn:hover{background:var(--blue-dark)}
.text-link{color:var(--blue-link);font-weight:600;font-size:.95rem;text-decoration:none}
.text-link:hover{text-decoration:underline}
.eyebrow{font-size:.75rem;font-weight:700;letter-spacing:.12em;color:var(--blue-link);margin-bottom:16px}

/* Índice do blog */
.blog-hero{background:var(--bg-alt);padding:72px 0 64px}
.blog-hero h1{font-size:clamp(2.4rem,5vw,3.8rem);letter-spacing:-.05em;line-height:1.05;margin-bottom:18px}
.blog-hero p.intro{font-size:1.1rem;color:var(--ink-soft);max-width:600px;line-height:1.7}
.post-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;padding:56px 0 88px}
.post-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);padding:30px;text-decoration:none;color:var(--ink);background:#fff;transition:border-color .2s,background .2s}
.post-card:hover{border-color:#bfd0f2;background:#f8faff}
.post-card .eyebrow{margin-bottom:14px;flex:none;color:var(--blue-link)}
.post-card h2{font-size:1.4rem;margin-bottom:12px;line-height:1.25}
.post-card p{color:var(--ink-soft);font-size:.97rem;flex:1}
.post-card .more{margin-top:20px;font-size:.9rem;font-weight:600;color:var(--blue-link)}

/* Artigo */
.post{max-width:740px;margin:0 auto;padding:48px 0 40px}
.crumbs{font-size:.84rem;color:var(--ink-soft);margin-bottom:34px}
.crumbs a{color:var(--ink-soft);text-decoration:none}
.crumbs a:hover{color:var(--blue-link)}
.crumbs span[aria-hidden]{margin:0 8px}
.post h1{font-size:clamp(2.1rem,4.6vw,3.2rem);letter-spacing:-.045em;line-height:1.08;margin-bottom:18px}
.post-meta{font-size:.88rem;color:var(--ink-soft);margin-bottom:30px}
.lead{font-size:1.2rem;line-height:1.7;color:var(--ink);padding-bottom:30px;margin-bottom:34px;border-bottom:1px solid var(--line)}
.post h2{font-size:1.6rem;margin:46px 0 16px}
.post h3{font-size:1.15rem;margin:30px 0 10px;letter-spacing:-.02em}
.post p{margin-bottom:18px}
.post ul,.post ol{margin:0 0 22px 22px}
.post li{margin-bottom:10px;padding-left:4px}
.post li::marker{color:var(--blue)}
.post strong{font-weight:600}
.note{background:var(--bg-alt);border-left:3px solid var(--blue);border-radius:0 14px 14px 0;padding:20px 24px;margin:28px 0}
.note p:last-child{margin-bottom:0}
.note.warn{border-left-color:#d97a00;background:#fff7ec}
.path{font-family:inherit;font-weight:600;background:var(--bg-alt);border:1px solid var(--line);border-radius:6px;padding:1px 7px;font-size:.92em;white-space:normal}

.post-cta{margin:52px 0 0;background:#102443;color:#fff;border-radius:var(--radius);padding:36px}
.post-cta h2{color:#fff;font-size:1.6rem;margin:0 0 12px}
.post-cta p{color:#c1cee2;margin-bottom:24px}
.post-cta .actions{display:flex;flex-wrap:wrap;gap:16px 26px;align-items:center}
.post-cta .text-link{color:#fff}

.related{background:var(--bg-alt);padding:64px 0 80px}
.related h2{font-size:1.5rem;margin-bottom:26px}
.related .post-list{padding:0;grid-template-columns:repeat(3,1fr)}
.related .post-card h2{font-size:1.15rem;margin-bottom:0}

/* Footer */
footer{background:#10213a;color:#fff;padding:40px 0 30px}
.footer-grid{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;align-items:flex-start}
.footer-name{font-weight:600;margin-bottom:6px}
.footer-place{color:#b5c3d7;font-size:.9rem}
.footer-contacts{display:flex;flex-direction:column;gap:8px;align-items:flex-end}
.footer-contacts a{color:#fff;text-decoration:none;font-size:.9rem;overflow-wrap:anywhere}
.footer-contacts a:hover{text-decoration:underline}
.footer-base{margin-top:28px;padding-top:18px;border-top:1px solid #3a4b63;font-size:.82rem;color:#b5c3d7}
.footer-base a{color:inherit}

@media(max-width:900px){.nav-links{display:none}.related .post-list{grid-template-columns:1fr}}
@media(max-width:700px){
  .wrap,.nav{padding:0 20px}
  .nav{height:76px;gap:14px}
  .brand{font-size:.85rem;gap:7px}.brand-logo{height:36px}
  .nav-cta{font-size:.8rem;padding:11px 13px}
  .blog-hero{padding:48px 0 44px}
  .post-list{grid-template-columns:1fr;padding:36px 0 64px;gap:14px}
  .post-card{padding:24px}
  .post{padding:32px 0 24px}
  .crumbs{margin-bottom:24px}
  .lead{font-size:1.1rem}
  .post h2{font-size:1.4rem;margin-top:38px}
  .post-cta{padding:28px 22px;margin-left:-6px;margin-right:-6px}
  .footer-contacts{align-items:flex-start}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}