/* ============================================================
   BLOG PRISMA CONTÁBIL — estilo compartilhado
   Usa a mesma paleta e fontes do site principal.
   As páginas do blog ficam em /blog/, então as imagens
   são referenciadas com ../assets/...
============================================================ */
:root{
  --night:#0A0F22; --abyss:#060A18; --graphite:#131A30;
  --ivory:#F2EFE6; --mist:#9AA3BF;
  --gold:#D4AF37; --champagne:#E8D5A0;
  --paper:#F6F4EE; --paper2:#ECE9DF; --inkl:#182339; --mutedl:#4C566E;
  --linel:#DDD8CA; --goldeep:#8A6A1B;
  --navy-logo:#1B1464; --wa:#25D366;
  --radius:16px;
  --spectrum:linear-gradient(90deg,#A9D7F2,#F2A9C4,#F6D77F,#F2A9C4,#A9D7F2);
  --fd:"Archivo","Inter",system-ui,sans-serif;
  --fb:"Inter",system-ui,sans-serif;
  --fmono:"Space Mono",ui-monospace,monospace;
  --fm:"Bree Serif",Georgia,serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--fb);background:var(--paper);color:var(--inkl);line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3{font-family:var(--fd);line-height:1.15;letter-spacing:-.015em;color:var(--inkl)}
img{max-width:100%;display:block}
a{color:var(--goldeep)}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.narrow{max-width:760px;margin:0 auto;padding:0 24px}
.spectrum{height:2px;border:none;background:var(--spectrum);background-size:200% 100%;animation:flow 9s linear infinite}
@keyframes flow{to{background-position:200% 0}}
.eyebrow{display:inline-block;font-family:var(--fmono);font-size:.72rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--goldeep);margin-bottom:14px}

/* botões */
.btn{display:inline-flex;align-items:center;gap:9px;text-decoration:none;font-weight:700;font-size:.95rem;padding:13px 24px;border-radius:999px;transition:transform .15s;cursor:pointer;border:none}
.btn:hover{transform:translateY(-2px)}
.btn-wa{background:var(--wa);color:var(--night);box-shadow:0 10px 28px rgba(37,211,102,.32)}
.btn-ghost{background:transparent;color:var(--goldeep);border:1.5px solid rgba(138,106,27,.4)}
.btn-ghost:hover{border-color:var(--goldeep)}

/* ===== HEADER (escuro, igual ao site) ===== */
header.site{position:sticky;top:0;z-index:50;background:rgba(10,15,34,.92);backdrop-filter:blur(10px)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:18px;height:74px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo .brand{font-family:var(--fm);color:#fff;font-size:1.16rem;line-height:1;display:flex;flex-direction:column;gap:3px}
.logo .brand small{font-family:var(--fb);font-size:.66rem;letter-spacing:.02em;color:var(--mist);font-weight:400}
.nav ul{list-style:none;display:flex;gap:22px;margin:0}
.nav ul a{text-decoration:none;color:var(--ivory);font-size:.92rem;font-weight:500;transition:color .2s}
.nav ul a:hover{color:var(--champagne)}
.nav .btn-wa{padding:11px 18px;font-size:.88rem}
@media(max-width:820px){.nav ul{display:none}.nav .btn-wa span{display:none}}

/* ===== HERO do índice ===== */
.blog-hero{background:var(--night);color:var(--ivory);padding:64px 0 56px;text-align:center}
.blog-hero h1{color:#fff;font-size:clamp(2rem,5vw,3rem);font-weight:800}
.blog-hero p{color:var(--mist);max-width:620px;margin:16px auto 0}

/* ===== GRID de posts ===== */
.posts{padding:56px 0 72px}
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
@media(max-width:900px){.post-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.post-grid{grid-template-columns:1fr}}
.card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--linel);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:inherit;transition:transform .18s,box-shadow .18s}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(24,35,57,.12)}
.card .thumb{aspect-ratio:16/9;background:var(--night) center/cover;position:relative}
.card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(27,20,100,.25),rgba(242,169,196,.18))}
.card .body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.card .tag{font-family:var(--fmono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--goldeep);margin-bottom:10px}
.card h2{font-size:1.18rem;line-height:1.28;margin-bottom:10px}
.card p{font-size:.94rem;color:var(--mutedl);flex:1}
.card .meta{margin-top:16px;font-size:.8rem;color:var(--mutedl);display:flex;gap:10px;align-items:center}
.card .more{margin-top:14px;font-weight:700;color:var(--goldeep);font-size:.9rem}

/* ===== ARTIGO ===== */
.article{padding:48px 0 24px}
.article .kicker{font-family:var(--fmono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--goldeep)}
.article h1{font-size:clamp(1.9rem,4.5vw,2.7rem);font-weight:800;margin:14px 0 18px;text-wrap:balance}
.article .byline{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;font-size:.88rem;color:var(--mutedl);border-bottom:1px solid var(--linel);padding-bottom:22px;margin-bottom:6px}
.article .byline .who{font-weight:700;color:var(--inkl)}
.article .lede{font-size:1.18rem;line-height:1.65;color:var(--inkl);margin:26px 0}
.article-body{font-size:1.06rem}
.article-body h2{font-size:1.5rem;margin:38px 0 12px}
.article-body h3{font-size:1.2rem;margin:28px 0 10px}
.article-body p{margin:0 0 18px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body li{margin-bottom:8px}
.article-body a{color:var(--goldeep);font-weight:600}
.article-body blockquote{border-left:3px solid var(--gold);background:var(--paper2);padding:14px 20px;border-radius:0 10px 10px 0;margin:0 0 22px;font-size:1.02rem}
.article-body img{border-radius:12px;margin:24px 0}
.callout{background:var(--night);color:var(--ivory);border-radius:var(--radius);padding:28px 30px;margin:38px 0;text-align:center}
.callout p{color:var(--mist);margin:8px 0 18px}
.callout h3{color:#fff}
.article-tags{display:flex;flex-wrap:wrap;gap:8px;margin:30px 0 0}
.article-tags span{font-family:var(--fmono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--goldeep);border:1px solid rgba(138,106,27,.35);border-radius:999px;padding:6px 12px}
.backlink{display:inline-flex;align-items:center;gap:6px;margin:36px 0 0;font-weight:700;text-decoration:none;color:var(--goldeep)}

/* ===== FOOTER ===== */
footer.site{background:var(--abyss);color:var(--mist);padding:48px 0 30px;margin-top:56px;position:relative}
footer.site::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--spectrum);background-size:200% 100%;animation:flow 9s linear infinite}
footer .fwrap{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center}
footer a{color:var(--champagne);text-decoration:none}
footer p{font-size:.86rem}