/* ═══════════════════════════════════════════════════════════
   SERVICIO INTERNA — Oreka Consultores
   ═══════════════════════════════════════════════════════════ */

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --azul:#1F4E79;
  --azul-desc:#3B82C4;
  --azul-claro:#5BA8F5;
  --niebla:#EBF3FB;
  --tierra:#A0714F;
  --gris:#6B7280;
  --negro:#1A1A1A;
  --blanco:#FFFFFF;
  --fondo:#FDFAF7;
  --borde:rgba(0,0,0,0.08);
  --serif:'Playfair Display',Georgia,serif;
  --sans:'Jost',Arial,sans-serif;
}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--fondo);color:var(--negro);line-height:1.7;font-weight:300}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* NAV oscura sobre hero */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(12,22,34,0.92);backdrop-filter:blur(10px);border-bottom:.5px solid rgba(255,255,255,.06);padding:0 48px;display:flex;align-items:center;justify-content:space-between;height:52px}
.nav-logo-img{height:46px;width:auto;display:block}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none}
.nav-links a{font-size:10px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.4);transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-cta{color:rgba(255,255,255,.7) !important;border:.5px solid rgba(255,255,255,.25);padding:5px 14px;border-radius:3px;transition:all .2s !important}
.nav-cta:hover{background:rgba(255,255,255,.12);color:#fff !important}
.nav-burger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px}
.nav-burger span{display:block;width:20px;height:1px;background:#fff}
.progress-bar{position:fixed;top:52px;left:0;z-index:99;height:2px;background:var(--azul-claro);width:0%;transition:width .1s linear;opacity:.8}

/* HERO */
.servint-hero{position:relative;background:#0c1622;padding:140px 48px 72px;overflow:hidden}
.servint-hero-glow{position:absolute;top:-30%;left:10%;width:800px;height:600px;background:radial-gradient(ellipse at center, rgba(59,130,196,.2) 0%, rgba(59,130,196,0) 60%);pointer-events:none;z-index:0}
.servint-hero-inner{position:relative;z-index:1;max-width:1180px;margin:0 auto}
.servint-back{display:inline-block;font-size:10px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.4);margin-bottom:36px;transition:color .2s}
.servint-back:hover{color:#fff}
.servint-hero-icon{width:72px;height:72px;object-fit:contain;margin-bottom:24px;filter:brightness(0) invert(1);opacity:.9;animation:servintFloat 6s ease-in-out infinite}
@keyframes servintFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.servint-tag{display:inline-block;font-size:9px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:#0c1622;background:var(--azul-claro);padding:5px 14px;border-radius:100px;margin-bottom:20px}
.servint-hero-title{font-family:var(--serif);font-size:clamp(32px,4.5vw,52px);font-weight:400;color:#fff;line-height:1.1;margin-bottom:20px;max-width:640px}
.servint-hero-sintoma{font-family:var(--serif);font-size:clamp(17px,2vw,22px);font-style:italic;color:var(--azul-claro);line-height:1.5;max-width:560px}

/* WRAP — dos columnas: cuerpo + foto (igual que .fundador en Quiénes Somos) */
.servint-wrap{max-width:1180px;margin:0 auto;padding:72px 48px 0;display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}

/* BODY */
.servint-body{max-width:none}
.servint-block{margin-bottom:48px}
.servint-block-label{font-size:10px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--azul-desc);margin-bottom:14px;padding-bottom:12px;border-bottom:.5px solid var(--borde)}
.servint-block-text{font-family:var(--serif);font-size:19px;font-weight:400;color:#2a2a2a;line-height:1.7;margin:0}

/* OBTIENES — bloque destacado */
.servint-obtienes{background:var(--azul);border-radius:14px;padding:40px 44px;margin:56px 0 0;position:relative;overflow:hidden}
.servint-obtienes::before{content:'';position:absolute;left:24px;top:32px;bottom:32px;width:1.5px;background:rgba(255,255,255,.12)}
.servint-obtienes-label{font-size:10px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.45);margin-bottom:16px}
.servint-obtienes-text{font-family:var(--serif);font-size:21px;font-style:italic;font-weight:400;color:#fff;line-height:1.5;margin:0}

/* FOTO LATERAL — idéntica a .fundador-foto de Quiénes Somos */
.servint-foto{border-radius:10px;aspect-ratio:3/4;overflow:hidden;position:relative;background:var(--niebla);border:.5px solid rgba(31,78,121,.15);position:sticky;top:100px}
.servint-foto img.foto-real{width:100%;height:100%;object-fit:cover;object-position:center top;position:absolute;inset:0}
.servint-foto-placeholder{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:2rem;text-align:center}
.servint-foto-label{font-size:9px;font-weight:500;letter-spacing:.18em;text-transform:uppercase;color:var(--azul-desc);margin-bottom:8px}
.servint-foto-sub{font-size:12px;font-weight:300;color:var(--azul);line-height:1.65;max-width:180px;margin:0}

/* CTA */
.servint-cta{text-align:left;max-width:1180px;margin:96px auto 0;padding:56px 48px 100px}
.servint-cta-puente{font-size:13px;color:var(--gris);margin-bottom:28px}
.servint-cta-puente a{color:var(--azul);border-bottom:.5px solid rgba(31,78,121,.3);transition:border-color .2s}
.servint-cta-puente a:hover{border-color:var(--azul)}
.servint-cta-title{font-family:var(--serif);font-size:clamp(26px,3.5vw,36px);font-weight:400;color:var(--negro);line-height:1.2;margin-bottom:32px;max-width:520px}
.servint-cta-btn{display:inline-flex;align-items:center;gap:10px;background:var(--azul);color:#fff;font-size:11px;font-weight:500;letter-spacing:.14em;text-transform:uppercase;padding:18px 40px;border-radius:6px;transition:transform .3s ease,box-shadow .3s,background .3s;cursor:pointer}
.servint-cta-btn i{font-style:normal;transition:transform .3s ease}
.servint-cta-btn:hover{background:#163a5e;transform:translateY(-3px);box-shadow:0 16px 40px rgba(31,78,121,.25)}
.servint-cta-btn:hover i{transform:translateX(6px)}

/* FADE */
.fade-up{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* FOOTER claro estándar */
.footer{background:var(--negro);padding:48px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:24px}
.footer-logo{display:flex;flex-direction:column;gap:6px}
.footer-logo-img{height:56px;width:auto;opacity:.9}
.footer-logo span{font-size:8px;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.25)}
.footer-links{display:flex;gap:24px;list-style:none;flex-wrap:wrap}
.footer-links a{font-size:10px;font-weight:400;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.32);transition:color .2s}
.footer-links a:hover{color:rgba(255,255,255,.75)}
.footer-meta{font-size:9px;font-weight:300;color:rgba(255,255,255,.18);letter-spacing:.06em}
.footer-legal-sep{color:rgba(255,255,255,.15);margin:0 6px}
.footer-legal-link{color:rgba(255,255,255,.18);font-size:9px;font-weight:300;letter-spacing:.06em;transition:color .2s}
.footer-legal-link:hover{color:rgba(255,255,255,.5)}

/* RESPONSIVE */
@media(max-width:1000px){
  .servint-wrap{grid-template-columns:1fr;gap:40px}
  .servint-foto{position:relative;top:auto;aspect-ratio:16/9;order:-1}
}
@media(max-width:900px){
  .nav{padding:0 24px}
  .servint-hero{padding:120px 32px 56px}
  .servint-wrap{padding:56px 32px 0}
  .servint-cta{padding:48px 32px 80px}
  .footer{padding:36px}
}
@media(max-width:640px){
  .nav{padding:0 20px}
  .nav-links{display:none}
  .nav-links.open{display:flex;flex-direction:column;position:absolute;top:52px;left:0;right:0;background:rgba(12,22,34,.98);border-bottom:.5px solid rgba(255,255,255,.08);padding:20px 24px;gap:16px;z-index:99}
  .nav-burger{display:flex}
  .servint-hero{padding:110px 24px 48px}
  .servint-wrap{padding:40px 24px 0}
  .servint-block-text{font-size:17px}
  .servint-obtienes{padding:28px 28px}
  .servint-obtienes-text{font-size:18px}
  .servint-cta{padding:40px 24px 64px}
  .footer{padding:32px 24px;flex-direction:column;align-items:flex-start}
}