/* ============================================================
   Resolve Aí — Blog (maquete local, controlável por IA)
   Layout "lista lateral + leitor". Mesma identidade do
   institucional e das LPs (neutro + navy; degradê só em detalhe).
   Mobile-first: a lista vira um seletor no topo; o artigo é o produto.
   ============================================================ */
:root{
  --ink:#16212E;--body:#54616E;--soft-ink:#38434F;
  --bg:#FFFFFF;--bg-soft:#F4F6F8;--line:#E3E8ED;
  --accent:#1F3E5A;--accent-2:#2B557C;
  --grad:linear-gradient(135deg,#FB3FAE 0%,#8B4FE2 52%,#2DB6F2 100%);
  --money:#0E9F57;
  --radius:16px;--maxw:1200px;--font:'Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
html,body{overflow-x:hidden;max-width:100%}
body{font-family:var(--font);color:var(--body);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.2;font-weight:800;letter-spacing:-.02em;color:var(--ink)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- header (igual ao institucional/LPs) ---------- */
.site-header{background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40}
.site-header .wrap{max-width:var(--maxw);margin:0 auto;padding:11px 24px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.brand img{height:44px;width:auto;display:block}
.site-header nav{display:flex;align-items:center;gap:20px}
.site-header nav a{font-weight:600;font-size:.94rem;color:var(--soft-ink);transition:.2s}
.site-header nav a:hover{color:var(--accent)}
.site-header .btn{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#fff;font-weight:700;padding:10px 18px;border-radius:999px;font-size:.88rem;box-shadow:0 6px 18px rgba(31,62,90,.22);transition:.25s}
.site-header .btn:hover{background:var(--accent-2);transform:translateY(-2px)}
.site-header .btn svg{width:17px;height:17px}
@media(max-width:760px){.site-header nav .nav-link{display:none}}

/* ---------- faixa-título do blog ---------- */
.blog-hero{background:linear-gradient(180deg,#F7F9FB 0%,#fff 100%);border-bottom:1px solid var(--line)}
.blog-hero .wrap{max-width:var(--maxw);margin:0 auto;padding:34px 24px 30px}
.blog-hero .kicker{display:inline-flex;align-items:center;gap:8px;font-weight:700;text-transform:uppercase;letter-spacing:.12em;font-size:.74rem;color:#8C95A0;margin-bottom:10px}
.blog-hero .kicker::before{content:'';width:22px;height:3px;border-radius:3px;background:var(--grad)}
.blog-hero h1{font-size:2rem;margin-bottom:8px}
.blog-hero p{font-size:1.05rem;max-width:70ch}

/* ---------- layout 2 painéis ---------- */
.layout{max-width:var(--maxw);margin:0 auto;padding:26px 24px 60px;display:grid;grid-template-columns:320px 1fr;gap:34px;align-items:start}

/* sidebar (lista de publicações) */
.sidebar{position:sticky;top:80px}
.sidebar .side-title{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:#8C95A0;margin-bottom:14px}
.serie-group{margin-bottom:22px}
.serie-group > .serie-name{display:flex;align-items:center;gap:9px;font-size:.82rem;font-weight:800;color:var(--accent);text-transform:uppercase;letter-spacing:.04em;margin-bottom:10px}
.serie-group > .serie-name::before{content:'';width:14px;height:3px;border-radius:3px;background:var(--grad)}
.post-link{display:block;padding:11px 14px;border-radius:12px;border:1px solid transparent;margin-bottom:6px;transition:.18s;cursor:pointer}
.post-link:hover{background:var(--bg-soft);border-color:var(--line)}
.post-link.active{background:#EAF0F5;border-color:var(--accent)}
.post-link .pl-meta{font-size:.72rem;color:#9AA1AC;font-weight:600;margin-bottom:3px;display:flex;gap:8px;flex-wrap:wrap}
.post-link .pl-meta .parte{color:var(--accent)}
.post-link .pl-title{font-size:.93rem;font-weight:700;color:var(--ink);line-height:1.32}
.post-link.active .pl-title{color:var(--accent)}

/* leitor (corpo principal) */
.reader{min-width:0}
.article-cover{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);margin-bottom:24px;aspect-ratio:16/6;background:var(--grad)}
.article-cover img{width:100%;height:100%;object-fit:cover;display:block}
.article-cover.grad{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#EAF0F5,#F4F6F8)}
.article-cover.grad svg{width:84px;height:84px;stroke:url(#bg);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.article-head .serie-chip{display:inline-flex;align-items:center;gap:7px;background:#EAF0F5;color:var(--accent);font-weight:700;font-size:.76rem;padding:6px 13px;border-radius:999px;margin-bottom:14px}
.article-head h1{font-size:2.1rem;line-height:1.16;margin-bottom:14px}
.article-meta{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;color:#8C95A0;font-size:.86rem;margin-bottom:6px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.article-meta .updated{color:var(--money);font-weight:600}
.article-meta b{color:var(--soft-ink)}

/* corpo do artigo (saída do conversor Markdown) */
.article-body{font-size:1.04rem;color:var(--soft-ink);padding-top:22px}
.article-body h2{font-size:1.5rem;margin:34px 0 12px;color:var(--ink)}
.article-body h3{font-size:1.18rem;margin:26px 0 10px;color:var(--ink)}
.article-body h4{font-size:1.02rem;margin:20px 0 8px;color:var(--accent)}
.article-body p{margin:0 0 16px}
.article-body strong{color:var(--ink);font-weight:700}
.article-body a{color:var(--accent);font-weight:600;text-decoration:underline;text-underline-offset:2px}
.article-body ul,.article-body ol{margin:0 0 18px 4px;padding-left:22px}
.article-body li{margin-bottom:8px}
.article-body blockquote{border-left:3px solid;border-image:var(--grad) 1;background:var(--bg-soft);padding:14px 20px;border-radius:0 12px 12px 0;margin:0 0 20px;color:var(--soft-ink)}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body hr{border:none;border-top:1px solid var(--line);margin:30px 0}
.article-body code{background:var(--bg-soft);border:1px solid var(--line);border-radius:6px;padding:1px 6px;font-size:.92em}

/* tabelas (importantes — procedimentos, simulações) */
.table-scroll{overflow-x:auto;margin:0 0 22px;border:1px solid var(--line);border-radius:14px}
.article-body table{width:100%;border-collapse:collapse;font-size:.95rem;min-width:480px}
.article-body thead th{background:var(--accent);color:#fff;text-align:left;font-weight:700;padding:12px 16px;font-size:.9rem}
.article-body tbody td{padding:11px 16px;border-top:1px solid var(--line);color:var(--soft-ink);vertical-align:top}
.article-body tbody tr:nth-child(even){background:var(--bg-soft)}
.article-body tbody td:first-child{font-weight:600;color:var(--ink)}

/* caixa Q&A / TL;DR (GEO) — gerada pelo front-matter faq */
.tldr{background:linear-gradient(135deg,rgba(251,63,174,.05),rgba(45,182,242,.06));border:1px solid var(--line);border-radius:16px;padding:22px 24px;margin:0 0 26px}
.tldr .lab{font-size:.74rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin-bottom:8px}
.tldr p{margin:0;color:var(--soft-ink);font-size:1.02rem}
.faq{margin:34px 0 10px}
.faq h2{font-size:1.5rem;margin-bottom:14px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-bottom:10px}
.faq summary{font-weight:700;cursor:pointer;list-style:none;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';float:right;color:var(--accent);font-weight:800}
.faq details[open] summary::after{content:'\2013'}
.faq details p{margin-top:10px;color:var(--soft-ink)}

/* assinatura dos autores */
.authors{margin:34px 0 0;padding-top:24px;border-top:1px solid var(--line)}
.authors-title{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:#8C95A0;margin-bottom:14px}
.authors-grid{display:flex;flex-wrap:wrap;gap:14px}
.author{display:flex;gap:14px;align-items:center;background:var(--bg-soft);border:1px solid var(--line);border-radius:14px;padding:14px 18px;flex:1;min-width:250px}
.author .ava{width:62px;height:62px;border-radius:50%;padding:3px;background:var(--grad);flex-shrink:0}
.author .ava img{width:100%;height:100%;border-radius:50%;object-fit:cover;object-position:center top;border:2px solid #fff;display:block}
.author .ava.ava-txt{display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800}
.author .a-name{font-weight:800;color:var(--ink);font-size:.98rem}
.author .a-role{font-size:.82rem;color:var(--body)}

/* CTA dentro do artigo */
.article-cta{margin-top:30px;background:var(--ink);color:#fff;border-radius:18px;padding:28px 30px}
.article-cta h3{color:#fff;font-size:1.3rem;margin-bottom:8px;max-width:26ch}
.article-cta p{color:#AEB7C2;margin-bottom:18px;max-width:56ch}
.article-cta .btn{display:inline-flex;align-items:center;gap:9px;background:#fff;color:var(--accent);font-weight:800;padding:13px 24px;border-radius:999px;transition:.25s}
.article-cta .btn:hover{background:#EAF0F5;transform:translateY(-2px)}
.article-cta .btn svg{width:19px;height:19px}
.article-cta .disc{margin-top:14px;font-size:.78rem;color:#7F8896;max-width:70ch}

/* posts relacionados */
.related{margin-top:34px;padding-top:24px;border-top:1px solid var(--line)}
.related .r-title{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:#8C95A0;margin-bottom:14px}
.related .r-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
.related a{display:block;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;transition:.2s}
.related a:hover{box-shadow:0 12px 30px rgba(22,33,46,.08);transform:translateY(-3px);border-color:var(--accent)}
.related .r-meta{font-size:.72rem;color:var(--accent);font-weight:700;margin-bottom:5px}
.related .r-name{font-weight:700;color:var(--ink);font-size:.95rem;line-height:1.3}

/* footer (igual às outras páginas) */
footer{background:#0F1620;color:#8C94A0;padding:34px 0;font-size:.9rem}
footer .wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
footer .name{font-weight:800;color:#fff;font-size:1.05rem;margin-bottom:6px}
footer .name span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
footer a{color:#C6CCD4}
footer a:hover{color:#fff}
footer .legal{max-width:80ch;margin:14px 0 0;font-size:.78rem;color:#6B7280;line-height:1.6}

/* botão flutuante WhatsApp */
.float{position:fixed;right:18px;bottom:18px;z-index:50;display:inline-flex;align-items:center;gap:9px;background:var(--money);color:#fff;font-weight:700;padding:14px 22px;border-radius:999px;box-shadow:0 10px 26px rgba(14,159,87,.34);transition:.25s}
.float:hover{transform:translateY(-2px);filter:brightness(1.05)}
.float svg{width:22px;height:22px;fill:currentColor}

/* estado de carregamento */
.loading{padding:60px 0;text-align:center;color:#9AA1AC}

/* home do blog: grade de cards (páginas estáticas) */
.posts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px}
.pcard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.25s}
.pcard:hover{box-shadow:0 16px 40px rgba(22,33,46,.08);transform:translateY(-4px);border-color:var(--accent)}
.pcard .pc-cover{aspect-ratio:16/9;overflow:hidden;background:var(--grad)}
.pcard .pc-cover img{width:100%;height:100%;object-fit:cover;display:block;transition:.5s}
.pcard:hover .pc-cover img{transform:scale(1.05)}
.pcard .pc-body{padding:20px;display:flex;flex-direction:column;flex-grow:1}
.pcard .pc-meta{font-size:.72rem;font-weight:700;color:var(--accent);margin-bottom:7px;display:flex;gap:8px;flex-wrap:wrap}
.pcard .pc-meta .pc-date{color:#9AA1AC;font-weight:600}
.pcard h3{font-size:1.06rem;line-height:1.3;margin-bottom:8px;color:var(--ink)}
.pcard p{font-size:.92rem;color:var(--body);flex-grow:1}
.pcard .pc-more{margin-top:14px;color:var(--accent);font-weight:700;font-size:.9rem}
.blog-intro{margin-bottom:22px;color:var(--soft-ink);font-size:1.05rem;max-width:70ch}

/* ============================================================
   MOBILE — a lista vira seletor no topo; o artigo é o produto
   ============================================================ */
@media(max-width:900px){
  .layout{grid-template-columns:1fr;gap:0;padding:18px 20px 50px}
  .blog-hero .wrap{padding:26px 20px 22px}
  .blog-hero h1{font-size:1.6rem}
  .blog-hero p{font-size:.98rem}

  /* sidebar vira um acordeão recolhível no topo */
  .sidebar{position:static;margin-bottom:22px;border:1px solid var(--line);border-radius:16px;overflow:hidden}
  .sidebar .side-title{display:none}
  .sidebar-toggle{display:flex;align-items:center;justify-content:space-between;width:100%;padding:15px 18px;background:var(--bg-soft);border:none;font-family:inherit;font-size:.95rem;font-weight:700;color:var(--ink);cursor:pointer}
  .sidebar-toggle .st-current{font-weight:600;color:var(--accent);font-size:.85rem;margin-left:10px;text-align:right;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .sidebar-toggle svg{width:18px;height:18px;flex-shrink:0;transition:.25s;stroke:var(--accent)}
  .sidebar.open .sidebar-toggle svg{transform:rotate(180deg)}
  .sidebar-list{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 14px}
  .sidebar.open .sidebar-list{max-height:1600px;padding:14px}

  .article-head h1{font-size:1.6rem}
  .article-body{font-size:1rem}
  .article-body h2{font-size:1.3rem}
  .article-cover{aspect-ratio:16/9}
  .article-cta{padding:24px 22px}
  .float{right:14px;bottom:14px;padding:12px 18px;font-size:.92rem}
}
@media(min-width:901px){.sidebar-toggle{display:none}}
@media(max-width:420px){.blog-hero h1{font-size:1.42rem}.article-head h1{font-size:1.42rem}}