/* Fersanhub — estilos compartidos (paginas de caso) */
:root{
  --navy:#0C1E33; --navy2:#081521; --navy-card:#12283f;
  --gold:#C6A253; --gold-deep:#9C7A2E; --gold-soft:#E4C77B;
  --ivory:#F5F1E6; --muted:#AEB9C6; --line:rgba(198,162,83,.28);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;background:var(--navy);color:var(--ivory);line-height:1.7;-webkit-font-smoothing:antialiased}
h1,h2,h3,.serif{font-family:'Playfair Display',Georgia,serif;font-weight:700;line-height:1.15}
a{color:var(--gold);text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 28px}
.narrow{max-width:820px}

header{position:sticky;top:0;z-index:20;background:rgba(8,21,33,.82);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:14px}
.brand .name{font-family:'Playfair Display',serif;font-size:24px;font-weight:700;letter-spacing:.3px;color:var(--ivory)}
.brand .name b{color:var(--gold)}
.btn{display:inline-block;background:linear-gradient(135deg,var(--gold-soft),var(--gold) 55%,var(--gold-deep));color:#1a1206;font-weight:600;padding:13px 26px;border-radius:2px;letter-spacing:.3px;border:none;cursor:pointer;font-size:15px;transition:transform .15s ease,box-shadow .2s ease}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(198,162,83,.28)}
.nav .btn{padding:11px 22px}
.langlink{color:var(--muted);font-size:13px;letter-spacing:1px;margin-right:18px;border:1px solid var(--line);padding:7px 12px;border-radius:2px}
.langlink:hover{color:var(--gold);border-color:var(--gold)}

.case-hero{padding:72px 0 40px;background:radial-gradient(1000px 460px at 50% -20%,rgba(198,162,83,.12),transparent 60%),linear-gradient(180deg,var(--navy),var(--navy2))}
.backlink{display:inline-block;color:var(--muted);font-size:14px;margin-bottom:26px}
.backlink:hover{color:var(--gold)}
.case-eyebrow{color:var(--gold);letter-spacing:4px;font-size:12.5px;font-weight:600;text-transform:uppercase;margin-bottom:18px}
.case-hero h1{font-size:clamp(30px,5vw,50px);max-width:840px}
.case-hero .lead{color:var(--muted);font-size:20px;max-width:720px;margin-top:20px}

.case-body{padding:20px 0 80px}
.case-body section{max-width:820px;margin:0 auto;padding:34px 0;border-top:1px solid rgba(198,162,83,.12)}
.case-body section:first-child{border-top:none}
.case-body h2{font-size:clamp(24px,3.4vw,32px);color:var(--gold-soft);margin-bottom:16px}
.case-body p{color:#cdd6df;font-size:17px;margin-bottom:14px}
.flist{list-style:none;margin:8px 0 4px}
.flist li{position:relative;padding-left:26px;margin-bottom:12px;color:#cdd6df;font-size:16.5px}
.flist li::before{content:"";position:absolute;left:0;top:9px;width:10px;height:10px;border-radius:50%;background:var(--gold)}
.flist li b{color:var(--ivory);font-weight:600}
.quote{border-left:3px solid var(--gold);padding:8px 0 8px 22px;margin:24px 0;font-family:'Playfair Display',serif;font-size:22px;font-style:italic;color:var(--gold-soft)}
.tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
.tag{border:1px solid var(--line);color:var(--muted);border-radius:2px;padding:6px 12px;font-size:12.5px;letter-spacing:.5px}

.cta-box{max-width:820px;margin:10px auto 0;text-align:center;background:var(--navy-card);border:1px solid var(--line);border-radius:6px;padding:44px 28px}
.cta-box h2{color:var(--ivory);margin-bottom:10px}
.cta-box p{color:var(--muted);margin-bottom:24px}

footer{border-top:1px solid var(--line);padding:38px 0;text-align:center;color:#6d7c8d;font-size:13.5px}
footer .name{font-family:'Playfair Display',serif;color:var(--ivory);font-size:18px}
footer .name b{color:var(--gold)}
footer a{color:var(--gold-deep)}
.note-anon{color:#6d7c8d;font-size:12.5px;font-style:italic;max-width:820px;margin:0 auto;padding-top:8px}