/* ===== AOAC LATAM — sistema de diseño compartido ===== */
:root{
  --navy:#2A2C57; --navy-900:#191A2E; --navy-800:#1E1F33; --navy-700:#33356A; --navy-300:#8E90C4;
  --red:#CA493B; --red-600:#BE4734; --red-50:#FBEEEC;
  --ink:#1E1F33; --muted:#585B79; --faint:#676A8C;
  --bg:#F6F7FC; --bg-2:#EEF0F9; --surface:#FFFFFF; --line:#E4E6F1; --line-2:#D3D6E7;
  --ok:#1F8A5B;
  --shadow-sm:0 1px 2px rgba(25,26,46,.05),0 2px 8px rgba(25,26,46,.05);
  --shadow-md:0 8px 30px rgba(25,26,46,.10);
  --shadow-lg:0 24px 60px rgba(25,26,46,.16);
  --r:16px; --r-lg:24px;
  --f-serif:'Fraunces',Georgia,'Times New Roman',serif;
  --f-sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --f-mono:'IBM Plex Mono',ui-monospace,Menlo,Consolas,monospace;
  --maxw:1180px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:var(--f-sans);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:3px solid #8E90C4;outline-offset:3px;border-radius:6px}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:var(--f-serif);font-weight:600;line-height:1.12;letter-spacing:-.02em;margin:0;text-wrap:balance}
p{margin:0}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
.eyebrow{font-family:var(--f-mono);font-size:12px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--red);display:inline-flex;align-items:center;gap:9px}
.eyebrow::before{content:"";width:22px;height:1.5px;background:var(--red);display:inline-block}
.eyebrow.on-dark{color:#F2A99F}.eyebrow.on-dark::before{background:#F2A99F}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:var(--f-sans);font-weight:600;font-size:15.5px;padding:14px 24px;border-radius:100px;border:1.5px solid transparent;cursor:pointer;transition:transform .18s ease,background .18s ease,border-color .18s ease,box-shadow .18s ease;min-height:48px}
.btn svg{width:18px;height:18px}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 8px 22px rgba(202,73,59,.30)}
.btn-primary:hover{background:var(--red-600);transform:translateY(-2px);box-shadow:0 12px 28px rgba(202,73,59,.38)}
.btn-ghost{background:transparent;color:var(--navy);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--navy);transform:translateY(-2px)}
.btn-ghost.on-dark{color:#fff;border-color:rgba(255,255,255,.30)}
.btn-ghost.on-dark:hover{border-color:#fff;background:rgba(255,255,255,.08)}

/* ---------- Header ---------- */
header.site{position:sticky;top:0;z-index:60;background:rgba(246,247,252,.82);backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:16px;height:66px}
.brand{display:flex;align-items:center;gap:11px;margin-right:auto;font-weight:700}
.brand .logo{width:38px;height:38px;border-radius:11px;background:var(--navy);display:grid;place-items:center;position:relative;flex:none;box-shadow:var(--shadow-sm)}
.brand .logo b{font-family:var(--f-serif);color:#fff;font-size:22px;font-weight:700;line-height:1}
.brand .logo i{position:absolute;top:6px;right:6px;width:8px;height:8px;border-radius:50%;background:var(--red)}
.brand .txt{display:flex;flex-direction:column;line-height:1.1}
.brand .txt b{font-family:var(--f-sans);font-size:15px;letter-spacing:-.01em;color:var(--ink)}
.brand .txt span{font-family:var(--f-mono);font-size:9.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint)}
.nav-links{display:none}
.nav-links a{font-size:14.5px;font-weight:500;color:var(--muted);padding:8px 2px;transition:color .15s}
.nav-links a:hover,.nav-links a[aria-current]{color:var(--navy)}
.nav-links a[aria-current]{position:relative}
.nav-links a[aria-current]::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--red);border-radius:2px}
.nav-cta{display:none}
.burger{margin-left:auto;width:44px;height:44px;border:1px solid var(--line-2);border-radius:12px;background:var(--surface);display:grid;place-items:center;cursor:pointer}
.burger svg{width:22px;height:22px;color:var(--navy)}
.mobile-menu{display:none;flex-direction:column;gap:2px;padding:8px 20px 20px}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:13px 6px;font-weight:500;color:var(--ink);border-bottom:1px solid var(--line)}
.mobile-menu .btn{margin-top:14px}
@media(min-width:960px){.nav-links{display:flex;gap:26px}.nav-cta{display:inline-flex}.burger{display:none}.mobile-menu{display:none!important}}

/* ---------- Footer ---------- */
footer.site{background:var(--navy-900);color:#B9BBDA;padding:56px 0 30px;font-size:14px}
.foot-grid{display:grid;gap:32px}
.foot-brand .brand .txt b{color:#fff}
.foot-brand p{margin-top:16px;color:#9092BE;max-width:38ch;font-size:14px}
.foot-col h4{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#7d80b0;margin:0 0 14px;font-weight:500}
.foot-col a{display:block;padding:8px 0;color:#B9BBDA;transition:color .15s}
.foot-col a:hover{color:#fff}
.foot-bottom{margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;color:#9092BE;font-size:12.5px}
.foot-bottom a{color:#C0C2E4}.foot-bottom .sep{margin-left:auto}
footer.site a:focus-visible{outline-color:#F2A99F}
@media(min-width:760px){.foot-grid{grid-template-columns:1.6fr 1fr 1fr 1fr}}

/* ---------- Blog hub ---------- */
.hub{background:linear-gradient(160deg,#191A2E,#2A2C57);color:#fff;padding:56px 0 64px;position:relative;overflow:hidden}
.hub::after{content:"";position:absolute;right:-12%;top:-30%;width:60%;height:90%;background:radial-gradient(closest-side,rgba(202,73,59,.30),transparent 70%);pointer-events:none}
.hub .wrap{position:relative;z-index:2}
.hub h1{font-size:clamp(34px,7vw,58px);margin-top:16px;max-width:18ch}
.hub p{margin-top:18px;color:#C9CBE6;font-size:clamp(16px,2.4vw,19px);max-width:60ch}
.cats{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.cat{font-family:var(--f-mono);font-size:12px;letter-spacing:.04em;color:#D7D9F0;border:1px solid rgba(255,255,255,.22);border-radius:100px;padding:7px 14px}

.post-grid{display:grid;gap:18px;margin-top:38px}
@media(min-width:640px){.post-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1000px){.post-grid{grid-template-columns:repeat(3,1fr)}}
.post-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s,border-color .2s;height:100%}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--line-2)}
.post-card .tag{font-family:var(--f-mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--red);font-weight:500}
.post-card h3{font-size:20px;margin-top:12px;color:var(--navy)}
.post-card p{margin-top:10px;color:var(--muted);font-size:14.5px;flex:1}
.post-card .more{margin-top:16px;font-family:var(--f-mono);font-size:12.5px;color:var(--navy);font-weight:500;display:inline-flex;align-items:center;gap:7px}
.post-card .more svg{width:15px;height:15px;transition:transform .2s}
.post-card:hover .more svg{transform:translateX(4px)}
.post-card.feat{grid-column:1/-1;background:linear-gradient(135deg,#fff,#F1F2FB);border-color:var(--line-2)}
@media(min-width:1000px){.post-card.feat{display:grid;grid-template-columns:1.1fr 1fr;gap:30px;align-items:center;padding:34px}}
.post-card.feat h3{font-size:clamp(24px,3.5vw,34px);font-family:var(--f-serif)}

/* ---------- Article ---------- */
.crumbs{font-family:var(--f-mono);font-size:12px;color:var(--faint);padding:22px 0 0;display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.crumbs a:hover{color:var(--red)}
.crumbs .s{opacity:.5}
.article{max-width:760px;margin:0 auto;padding:8px 20px 20px}
.article-head{padding:8px 0 6px}
.article-head .tag{font-family:var(--f-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--red);font-weight:500}
.article-head h1{font-size:clamp(30px,5.5vw,48px);margin-top:14px;letter-spacing:-.025em}
.article-head .dek{margin-top:18px;font-size:clamp(17px,2.6vw,20px);color:var(--muted);font-family:var(--f-serif);font-weight:400;line-height:1.5}
.article-meta{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:22px;padding:16px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-family:var(--f-mono);font-size:12.5px;color:var(--faint)}
.article-meta b{color:var(--navy);font-weight:600}
.toc{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r);padding:20px 22px;margin:28px 0}
.toc h2{font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);font-weight:500}
.toc ol{margin:12px 0 0;padding-left:20px;display:grid;gap:7px}
.toc a{color:var(--navy);font-size:15px;font-weight:500}
.toc a:hover{color:var(--red)}
.prose{font-size:17.5px;line-height:1.72;color:#2A2C42}
.prose h2{font-size:clamp(23px,4vw,30px);color:var(--navy);margin:42px 0 0;scroll-margin-top:80px;letter-spacing:-.02em}
.prose h3{font-size:20px;color:var(--navy);margin:30px 0 0;font-family:var(--f-sans);font-weight:700;letter-spacing:-.01em}
.prose p{margin-top:16px}
.prose ul,.prose ol{margin:16px 0 0;padding-left:22px;display:grid;gap:9px}
.prose li{padding-left:2px}
.prose strong{color:var(--ink);font-weight:600}
.prose a{color:var(--red);font-weight:500;text-decoration:underline;text-decoration-color:rgba(202,73,59,.35);text-underline-offset:3px}
.prose a:hover{text-decoration-color:var(--red)}
.callout{margin:28px 0;padding:20px 22px;background:var(--red-50);border:1px solid color-mix(in srgb,var(--red) 26%,transparent);border-radius:var(--r);font-size:16px;color:var(--ink)}
.callout b{color:var(--red)}
.takeaways{margin:34px 0;padding:26px;background:var(--navy);color:#fff;border-radius:var(--r-lg)}
.takeaways h2{color:#fff;font-size:20px;margin:0}
.takeaways ul{margin:16px 0 0;padding:0;list-style:none;display:grid;gap:12px}
.takeaways li{display:flex;gap:12px;font-size:15.5px;color:#D7D9F0}
.takeaways li svg{width:20px;height:20px;color:#7BE0A8;flex:none;margin-top:2px}
.article-cta{margin:40px 0;padding:30px 26px;background:linear-gradient(135deg,#fff,#F1F2FB);border:1px solid var(--line-2);border-radius:var(--r-lg);text-align:center}
.article-cta h2{font-size:24px;color:var(--navy)}
.article-cta p{margin:12px auto 0;max-width:46ch;color:var(--muted)}
.article-cta .btn{margin-top:20px}
.related{border-top:1px solid var(--line);margin-top:20px;padding-top:34px}
.related h2{font-size:22px;color:var(--navy)}
.rel-grid{display:grid;gap:14px;margin-top:20px}
@media(min-width:700px){.rel-grid{grid-template-columns:1fr 1fr}}
.rel{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px 20px;transition:border-color .2s,transform .2s}
.rel:hover{border-color:var(--line-2);transform:translateX(3px)}
.rel .tag{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--red)}
.rel h3{font-size:16.5px;color:var(--navy);margin-top:6px;font-family:var(--f-sans);font-weight:700;letter-spacing:-.01em}

section{padding:56px 0}
.sec-head h2{font-size:clamp(26px,5vw,40px);color:var(--navy);margin-top:14px}
.sec-head p{margin-top:14px;color:var(--muted);font-size:16.5px;max-width:56ch}

[data-reveal]{opacity:0;transform:translateY(20px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
[data-reveal].in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  [data-reveal]{opacity:1!important;transform:none!important;transition:none}
  *,*::before,*::after{transition-duration:.001ms!important;animation-duration:.001ms!important}
  .btn:hover,.post-card:hover,.rel:hover{transform:none!important}
}