/* Blog do ConcrIQ: mesmo visual da public/landing.html (cores, fontes locais, cabeçalho e rodapé).
   Copiado para public/blog/estilo.css por scripts/blog/gerar-blog.mjs. */
:root{
  --navy:#0f172a; --blue-300:#93c5fd; --blue-400:#60a5fa; --blue-500:#3b82f6; --blue-600:#2563eb; --blue-700:#1d4ed8;
  --slate-100:#f1f5f9; --slate-200:#e2e8f0; --slate-300:#cbd5e1; --slate-400:#94a3b8; --slate-500:#64748b; --slate-600:#475569; --slate-700:#334155;
  --bg:#f7f9fc; --card:#ffffff; --line:#e6ebf2;
  --sans:'IBM Plex Sans',system-ui,sans-serif; --display:'Archivo',var(--sans); --mono:'IBM Plex Mono',ui-monospace,monospace;
}
*{box-sizing:border-box;margin:0}
html,body{overflow-x:hidden}
body{font-family:var(--sans);color:var(--navy);background:var(--bg);line-height:1.55;-webkit-font-smoothing:antialiased;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
a{color:inherit;text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.coluna{font-size:18px;width:min(70ch,100% - 40px);margin-inline:auto}

.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--sans);font-weight:600;font-size:15px;border-radius:10px;padding:12px 20px;border:1px solid transparent;white-space:nowrap}
.btn-primary{background:var(--blue-600);color:#fff;box-shadow:0 8px 24px rgba(37,99,235,.28)}
.btn-primary:hover{background:var(--blue-700)}
.btn-lg{padding:14px 24px;font-size:16px}

/* Cabeçalho (igual ao da landing) */
.topo-site{position:sticky;top:0;z-index:40;background:rgba(15,23,42,.86);backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-family:var(--display);font-weight:800;font-size:20px;letter-spacing:-.01em}
.brand .iq{color:var(--blue-400)}
.brand img{width:28px;height:28px;display:block}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-links a{color:var(--slate-300);font-size:14px;font-weight:500}
.nav-links a:hover,.nav-links a[aria-current]{color:#fff}

/* Faixa escura do topo (título) */
.faixa{background:radial-gradient(1100px 500px at 78% -10%,rgba(37,99,235,.35),transparent 60%),linear-gradient(180deg,var(--navy) 0%,#0c1526 100%);color:#fff;padding:56px 0 48px}
.eyebrow{display:inline-flex;font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--blue-300);background:rgba(96,165,250,.1);border:1px solid rgba(96,165,250,.25);padding:6px 12px;border-radius:999px;margin-bottom:18px}
h1{font-family:var(--display);font-weight:800;font-size:clamp(28px,4vw,44px);line-height:1.1;letter-spacing:-.02em;margin-bottom:16px;overflow-wrap:break-word}
.lead{font-size:1.05em;color:var(--slate-300);margin-bottom:18px}
.faixa .meta{font-size:15px;color:var(--slate-400);line-height:1.7}
.revisado{color:#4ade80;font-weight:600}
.trilha{font-size:14px;margin-bottom:18px}
.trilha a{color:var(--blue-300);font-weight:600}
.tags{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.tags li{font-family:var(--mono);font-size:11.5px;letter-spacing:.04em;text-transform:uppercase;color:var(--blue-300);background:rgba(96,165,250,.1);border:1px solid rgba(96,165,250,.25);padding:3px 9px;border-radius:999px}
.rascunho{display:inline-block;font-family:var(--mono);font-size:12px;font-weight:600;text-transform:uppercase;color:#7c2d12;background:#fed7aa;padding:4px 10px;border-radius:6px;margin-bottom:12px}

/* Conteúdo */
.conteudo{padding:44px 0 64px}
.vazio{color:var(--slate-600)}
.lista-artigos{list-style:none;padding:0;display:grid;gap:18px}
.cartao{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px}
.cartao .meta{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--slate-500);margin-bottom:8px}
.cartao h2{font-family:var(--display);font-weight:800;font-size:clamp(20px,2.6vw,24px);line-height:1.2;letter-spacing:-.01em;margin-bottom:8px}
.cartao h2 a:hover{color:var(--blue-600)}
.cartao p{color:var(--slate-600);font-size:16px;margin-bottom:14px}
.cartao .tags li{color:var(--blue-700);background:#eff6ff;border-color:#dbeafe}
.cartao .ler{display:inline-block;margin-top:4px;color:var(--blue-600);font-weight:600;font-size:15px}

.sumario{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 22px;margin-bottom:36px;font-size:16px}
.sumario p{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--blue-600);font-weight:600;margin-bottom:8px}
.sumario ol{padding-left:22px;display:grid;gap:4px}
.sumario a{color:var(--slate-700)}
.sumario a:hover{color:var(--blue-600);text-decoration:underline}
.capa{margin-bottom:32px}
.capa img{width:100%;height:auto;border-radius:14px;display:block}

/* Tipografia do artigo */
.texto{color:var(--slate-700);line-height:1.75;overflow-wrap:break-word}
.texto>*+*{margin-top:1.1em}
.texto h2,.texto h3,.texto h4,.texto h5,.texto h6{font-family:var(--display);color:var(--navy);line-height:1.2;letter-spacing:-.01em;scroll-margin-top:84px}
.texto h2{font-weight:800;font-size:1.55em;margin-top:2em}
.texto h3{font-weight:700;font-size:1.2em;margin-top:1.6em}
.texto h4,.texto h5,.texto h6{font-weight:700;font-size:1.05em;margin-top:1.4em}
.texto strong{color:var(--navy);font-weight:600}
.texto a{color:var(--blue-600);text-decoration:underline;text-underline-offset:2px}
.texto a:hover{color:var(--blue-700)}
.texto ul,.texto ol{padding-left:1.4em}
.texto li+li{margin-top:.45em}
.texto li>ul,.texto li>ol{margin-top:.45em}
.texto blockquote{border-left:4px solid var(--blue-500);background:#eff6ff;border-radius:0 10px 10px 0;padding:14px 20px;color:var(--slate-700)}
.texto blockquote>*+*{margin-top:.8em}
.texto hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.texto img{max-width:100%;height:auto;border-radius:10px;display:block}
.texto figure img{margin:0 auto}
.texto figcaption{font-size:14px;color:var(--slate-500);text-align:center;margin-top:8px}
.texto code{font-family:var(--mono);font-size:.86em;background:var(--slate-100);border:1px solid var(--line);border-radius:5px;padding:1px 5px}
.texto pre{background:var(--navy);color:var(--slate-200);border-radius:12px;padding:16px 18px;overflow-x:auto;font-size:14px;line-height:1.6}
.texto pre code{background:none;border:0;padding:0;color:inherit;font-size:inherit}
.tabela{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--card)}
.tabela table{width:100%;border-collapse:collapse;font-size:15px;line-height:1.45}
.tabela th,.tabela td{padding:9px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tabela th{background:var(--slate-100);color:var(--navy);font-weight:600;white-space:nowrap}
.tabela tr:last-child td{border-bottom:0}
.tabela .al-dir{text-align:right}
.tabela .al-centro{text-align:center}

/* Chamada final */
.cta{background:radial-gradient(700px 300px at 50% 0%,rgba(37,99,235,.4),transparent 60%),var(--navy);color:#fff;text-align:center;padding:64px 0}
.cta h2{font-family:var(--display);font-weight:800;font-size:clamp(24px,3.4vw,34px);line-height:1.15;letter-spacing:-.02em;margin-bottom:12px}
.cta p{color:var(--slate-300);font-size:17px;margin:0 auto 26px}

/* Rodapé (igual ao da landing, com links) */
footer{background:#0b1220;color:var(--slate-400);padding:40px 0 56px}
footer .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13.5px}
footer .brand{font-size:17px}
footer .brand img{width:24px;height:24px}
.rodape-links{display:flex;flex-wrap:wrap;gap:8px 18px}
.rodape-links a:hover{color:#fff}
.rodape-links .destaque{color:var(--blue-400);font-weight:600}

@media(max-width:640px){
  .so-largo{display:none}
  .nav-links{gap:16px}
  .btn{padding:10px 14px;font-size:14px}
  .btn-lg{padding:13px 20px;font-size:15px}
  .coluna{font-size:17px}
  .faixa{padding:40px 0 36px}
  .cartao{padding:20px}
}