:root{
  --ink:#001219;--ink-soft:#1a2a31;--paper:#fbf7ee;--paper-warm:#f5ede0;--surface:#ffffff;
  --teal-900:#003c4a;--teal-700:#005f73;--teal-500:#0a9396;--teal-100:#d8e8ea;
  --sand:#e9d8a6;--sand-deep:#d4b86a;--clay:#ae2012;--clay-soft:#c44531;
  --olive:#4a6b3a;--mist:#ecede6;
  --font-display:'Bebas Neue','Impact',sans-serif;
  --font-editorial:'Fraunces','Georgia',serif;
  --font-body:'Inter',system-ui,-apple-system,sans-serif;
  --font-hand:'Kalam',cursive;
  --font-mono:'JetBrains Mono',ui-monospace,monospace;
  --r-sm:6px;--r-md:14px;--r-lg:22px;--r-pill:999px;
  --z-fixed:100;--z-modal:200;
  --ease-out:cubic-bezier(0.16,1,0.3,1);--dur-fast:200ms;--dur-mid:420ms;--dur-slow:720ms;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);background:var(--paper);color:var(--ink);overflow-x:hidden;font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--teal-700)}

/* ---------- header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;background:rgba(251,247,238,0.72);backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px);padding:14px 32px;display:flex;justify-content:space-between;align-items:center;z-index:var(--z-fixed);border-bottom:1px solid rgba(0,18,25,0.07)}
.logo-container{display:flex;align-items:center;gap:14px;min-width:0;text-decoration:none}
.logo-img{height:54px;width:auto}
.logo-text{display:flex;flex-direction:column}
.logo-mark{font-family:var(--font-display);font-size:1.4rem;text-transform:uppercase;letter-spacing:0.04em;color:var(--ink);line-height:1}
.logo-subtitle{font-family:var(--font-mono);font-size:9.5px;letter-spacing:0.03em;color:var(--ink-soft);opacity:.75;margin-top:3px}
nav.primary ul{display:flex;gap:4px;list-style:none;align-items:center}
nav.primary a{font-weight:500;font-size:14px;color:var(--ink-soft);text-decoration:none;padding:8px 12px;border-radius:var(--r-sm);transition:color var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out)}
nav.primary a:hover{color:var(--teal-700);background:rgba(0,95,115,0.06)}
nav.primary a.active{color:var(--teal-700);font-weight:600}
.menu-toggle{display:none;background:none;border:1px solid var(--ink);border-radius:var(--r-sm);width:40px;height:40px;font-size:1.1rem;cursor:pointer;color:var(--ink);align-items:center;justify-content:center}
@media (max-width:960px){
  .menu-toggle{display:flex}
  nav.primary{position:fixed;inset:0;top:82px;background:var(--paper);transform:translateX(100%);transition:transform var(--dur-mid) var(--ease-out);padding:32px}
  nav.primary.open{transform:none}
  nav.primary ul{flex-direction:column;align-items:flex-start;gap:8px}
  nav.primary a{font-size:1.2rem}
  .logo-subtitle{display:none}
}

/* ---------- comunes ---------- */
.eyebrow{font-family:var(--font-mono);font-size:11px;font-weight:500;text-transform:uppercase;letter-spacing:0.18em;color:var(--teal-700);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--teal-700)}
.eyebrow.on-dark{color:var(--sand)}
.eyebrow.on-dark::before{background:var(--sand)}
.section-title{font-family:var(--font-display);font-size:clamp(2.8rem,6vw,5.2rem);line-height:0.92;letter-spacing:0.005em;text-transform:uppercase;color:var(--ink);text-wrap:balance;margin-bottom:12px}
.section-title em,.hero-title em{font-family:var(--font-editorial);font-style:italic;text-transform:none;font-weight:400;font-size:0.88em}

/* ---------- hero del blog ---------- */
.blog-hero{background:var(--ink);color:var(--paper);padding:170px 32px 90px;position:relative;overflow:hidden}
.blog-hero::after{content:"";position:absolute;inset:0;background:radial-gradient(1000px 500px at 85% -10%,rgba(10,147,150,0.25),transparent 60%),radial-gradient(700px 400px at -5% 110%,rgba(233,216,166,0.12),transparent 55%);pointer-events:none}
.blog-hero-inner{max-width:1280px;margin:0 auto;position:relative;z-index:1}
.hero-title{font-family:var(--font-display);font-size:clamp(3.2rem,8vw,7rem);line-height:0.88;text-transform:uppercase;color:var(--paper);text-wrap:balance;margin:20px 0 24px}
.hero-title em{color:var(--sand)}
.blog-hero p.lede{max-width:640px;font-size:1.05rem;color:rgba(251,247,238,0.78);line-height:1.7}
.hero-stats{display:flex;gap:52px;margin-top:44px;flex-wrap:wrap}
.hero-stat-num{font-family:var(--font-display);font-size:2.6rem;line-height:1;color:var(--sand)}
.hero-stat-label{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:0.14em;color:rgba(251,247,238,0.6);margin-top:6px}

/* ---------- filtros ---------- */
.filter-bar{position:sticky;top:82px;z-index:50;background:rgba(251,247,238,0.9);backdrop-filter:blur(10px);border-bottom:1px solid rgba(0,18,25,0.07);padding:14px 32px}
.filter-inner{max-width:1280px;margin:0 auto;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.chip{font-family:var(--font-mono);font-size:11.5px;letter-spacing:0.05em;text-transform:uppercase;padding:7px 15px;border-radius:var(--r-pill);border:1px solid rgba(0,18,25,0.18);background:transparent;color:var(--ink-soft);cursor:pointer;transition:all var(--dur-fast) var(--ease-out)}
.chip:hover{border-color:var(--teal-700);color:var(--teal-700)}
.chip.active{background:var(--teal-700);border-color:var(--teal-700);color:var(--paper)}
.filter-label{font-family:var(--font-mono);font-size:10.5px;text-transform:uppercase;letter-spacing:0.16em;color:var(--ink-soft);opacity:.6;margin-right:6px}

/* ---------- grid de posts ---------- */
.blog-main{max-width:1280px;margin:0 auto;padding:56px 32px 110px}
.year-block{margin-bottom:26px}
.year-label{font-family:var(--font-display);font-size:clamp(2rem,4vw,3rem);color:var(--ink);opacity:.14;text-transform:uppercase;letter-spacing:.02em;line-height:1;margin:38px 0 18px;border-bottom:2px solid rgba(0,18,25,0.1);padding-bottom:8px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:26px}
.card{background:var(--surface);border-radius:var(--r-lg);overflow:hidden;box-shadow:0 1px 2px rgba(0,18,25,0.06),0 8px 28px -14px rgba(0,18,25,0.16);display:flex;flex-direction:column;text-decoration:none;color:var(--ink);transition:transform var(--dur-mid) var(--ease-out),box-shadow var(--dur-mid) var(--ease-out)}
.card:hover{transform:translateY(-5px);box-shadow:0 2px 4px rgba(0,18,25,0.06),0 22px 44px -16px rgba(0,18,25,0.28)}
.card-cover{aspect-ratio:16/10;overflow:hidden;position:relative;background:var(--paper-warm)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform var(--dur-slow) var(--ease-out)}
.card:hover .card-cover img{transform:scale(1.045)}
.card-cover.ph{display:flex;align-items:center;justify-content:center}
.card-cover.ph span{font-family:var(--font-display);font-size:4rem;color:rgba(251,247,238,0.9);text-transform:uppercase;letter-spacing:.02em;text-align:center;line-height:.95;padding:0 20px}
.ph-teal{background:linear-gradient(135deg,var(--teal-900),var(--teal-500))}
.ph-clay{background:linear-gradient(135deg,#7c1509,var(--clay-soft))}
.ph-olive{background:linear-gradient(135deg,#31491f,var(--olive))}
.ph-sand{background:linear-gradient(135deg,var(--sand-deep),var(--sand))}
.ph-sand span{color:rgba(0,18,25,.75)}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.tag{font-family:var(--font-mono);font-size:10px;letter-spacing:0.08em;text-transform:uppercase;padding:4px 10px;border-radius:var(--r-pill)}
.tag-teal{background:var(--teal-100);color:var(--teal-900)}
.tag-clay{background:#f6ddd8;color:var(--clay)}
.tag-olive{background:#e2ead9;color:var(--olive)}
.tag-sand{background:var(--sand);color:#5c4a12}
.card-date{font-family:var(--font-mono);font-size:10.5px;color:var(--ink-soft);opacity:.6;letter-spacing:0.04em}
.card h3{font-family:var(--font-display);font-size:1.55rem;line-height:1;letter-spacing:0.01em;text-transform:uppercase}
.card p{font-size:13.5px;color:var(--ink-soft);opacity:.85;line-height:1.6;flex:1}
.card-cta{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:0.12em;color:var(--teal-700);margin-top:4px}
.card-cta::after{content:" →";transition:margin var(--dur-fast) var(--ease-out)}
.card:hover .card-cta::after{margin-left:5px}

/* ---------- página de post ---------- */
.post-hero{background:var(--ink);color:var(--paper);padding:160px 32px 70px;position:relative;overflow:hidden}
.post-hero::after{content:"";position:absolute;inset:0;background:radial-gradient(900px 420px at 90% -20%,rgba(10,147,150,0.22),transparent 60%);pointer-events:none}
.post-hero-inner{max-width:880px;margin:0 auto;position:relative;z-index:1}
.post-title{font-family:var(--font-display);font-size:clamp(2.6rem,6vw,4.6rem);line-height:0.92;text-transform:uppercase;color:var(--paper);text-wrap:balance;margin:18px 0 20px}
.post-meta{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.post-date{font-family:var(--font-mono);font-size:12px;color:rgba(251,247,238,0.65);letter-spacing:0.06em}
article.post-body{max-width:880px;margin:0 auto;padding:60px 32px 40px}
.post-body p{margin-bottom:1.35em;font-size:1.04rem;line-height:1.75;color:var(--ink-soft)}
.post-body p:first-of-type{font-size:1.16rem;color:var(--ink)}
.post-body h2,.post-body h3,.post-body h4{font-family:var(--font-display);text-transform:uppercase;letter-spacing:0.01em;line-height:1;margin:1.6em 0 .6em;color:var(--ink)}
.post-body h2{font-size:2.1rem}.post-body h3{font-size:1.7rem}.post-body h4{font-size:1.4rem}
.post-body ul,.post-body ol{margin:0 0 1.35em 1.3em;color:var(--ink-soft);line-height:1.75}
.post-body blockquote{border-left:3px solid var(--sand-deep);padding:6px 0 6px 22px;margin:0 0 1.35em;font-family:var(--font-editorial);font-style:italic;font-size:1.15rem;color:var(--ink)}
.post-body a{color:var(--teal-700);text-decoration-color:rgba(0,95,115,.35);text-underline-offset:3px}
figure.post-img{margin:2em 0}
figure.post-img img{border-radius:var(--r-md);width:100%;cursor:zoom-in;box-shadow:0 10px 34px -16px rgba(0,18,25,0.3)}
figcaption{font-family:var(--font-mono);font-size:11px;color:var(--ink-soft);opacity:.65;margin-top:10px;letter-spacing:0.04em}
.post-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px;margin:2em 0}
.post-gallery figure{margin:0;border-radius:var(--r-md);overflow:hidden;aspect-ratio:4/3;background:var(--paper-warm)}
.post-gallery img{width:100%;height:100%;object-fit:cover;cursor:zoom-in;transition:transform var(--dur-mid) var(--ease-out)}
.post-gallery img:hover{transform:scale(1.05)}
.video-embed{position:relative;aspect-ratio:16/9;margin:2em 0;border-radius:var(--r-md);overflow:hidden;background:#000;box-shadow:0 10px 34px -16px rgba(0,18,25,0.35)}
.video-embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.doc-embed{margin:2em 0;border-radius:var(--r-md);overflow:hidden;border:1px solid rgba(0,18,25,0.1)}
.doc-embed iframe{width:100%;height:480px;border:0;display:block}
.post-origin{max-width:880px;margin:0 auto;padding:0 32px 30px;font-family:var(--font-mono);font-size:11px;color:var(--ink-soft);opacity:.6;letter-spacing:.04em}
.post-origin a{color:inherit}

/* prev / next */
.post-nav{max-width:880px;margin:0 auto;padding:10px 32px 90px;display:grid;grid-template-columns:1fr 1fr;gap:18px}
.post-nav a{background:var(--surface);border-radius:var(--r-md);padding:20px 22px;text-decoration:none;color:var(--ink);box-shadow:0 1px 2px rgba(0,18,25,0.06),0 8px 24px -14px rgba(0,18,25,0.14);transition:transform var(--dur-fast) var(--ease-out)}
.post-nav a:hover{transform:translateY(-3px)}
.post-nav .dir{font-family:var(--font-mono);font-size:10px;text-transform:uppercase;letter-spacing:0.14em;color:var(--teal-700);display:block;margin-bottom:8px}
.post-nav .ttl{font-family:var(--font-display);font-size:1.2rem;text-transform:uppercase;line-height:1}
.post-nav a.next{text-align:right}
.post-nav a.empty{visibility:hidden}
@media(max-width:640px){.post-nav{grid-template-columns:1fr}.post-nav a.empty{display:none}}
.back-link{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:0.12em;color:rgba(251,247,238,0.75);text-decoration:none;margin-bottom:8px}
.back-link:hover{color:var(--sand)}

/* ---------- footer ---------- */
footer.site-footer{background:var(--ink);color:rgba(251,247,238,0.7);padding:64px 32px 32px}
.footer-inner{max-width:1280px;margin:0 auto;display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;align-items:center}
.footer-inner .fbrand{font-family:var(--font-display);font-size:1.4rem;text-transform:uppercase;color:var(--paper)}
.footer-inner nav a{color:rgba(251,247,238,0.7);text-decoration:none;font-size:13.5px;margin-left:22px}
.footer-inner nav a:hover{color:var(--sand)}
.footer-note{max-width:1280px;margin:36px auto 0;padding-top:22px;border-top:1px solid rgba(251,247,238,0.14);font-family:var(--font-mono);font-size:10.5px;letter-spacing:.05em;opacity:.55;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- lightbox ---------- */
.lb{position:fixed;inset:0;background:rgba(0,18,25,0.94);z-index:var(--z-modal);display:none;align-items:center;justify-content:center;padding:34px;cursor:zoom-out}
.lb.open{display:flex}
.lb img{max-width:100%;max-height:92vh;border-radius:var(--r-sm);object-fit:contain}
.lb-close{position:absolute;top:18px;right:22px;background:none;border:none;color:var(--paper);font-size:2rem;cursor:pointer;line-height:1}
.lb-arrow{position:absolute;top:50%;transform:translateY(-50%);background:rgba(251,247,238,0.1);border:1px solid rgba(251,247,238,0.3);color:var(--paper);width:46px;height:46px;border-radius:50%;font-size:1.2rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background var(--dur-fast) var(--ease-out)}
.lb-arrow:hover{background:rgba(251,247,238,0.22)}
.lb-prev{left:20px}.lb-next{right:20px}
@media(max-width:640px){.lb-arrow{width:38px;height:38px}}