:root{
  --navy:#0c2d56; --navy-dark:#071c38; --navy-light:#1a4a8c;
  --gold:#e8b84a; --gold-dark:#c89530;
  --white:#ffffff; --gray-50:#f8fafc; --gray-100:#eef1f7; --gray-300:#cfd5e0;
  --gray-600:#5c6675; --gray-900:#16202e;
  --radius:16px; --shadow:0 14px 36px rgba(12,45,86,.1);
  --tr:.35s cubic-bezier(.4,0,.2,1);
  --maxw:1180px;
}

*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:'Inter',sans-serif;color:var(--gray-900);background:var(--gray-50);line-height:1.6;}
h1,h2,h3,h4{font-family:'Poppins',sans-serif;line-height:1.25;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.section-padded{padding:70px 0;}
.bg-light{background:var(--gray-100);}
.bg-dark{background:linear-gradient(160deg,var(--navy-dark),var(--navy));color:#fff;}
.text-white{color:#fff !important;}
.text-light{color:#c7d3e6 !important;}
.text-navy{color:var(--navy) !important;}

.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:30px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;}
@media(max-width:768px){.grid-2, .grid-3{grid-template-columns:1fr;}}

.section-header{max-width:680px;margin:0 auto 40px;text-align:center;}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:var(--navy-light);background:rgba(12,45,86,.08);padding:6px 16px;border-radius:30px;margin-bottom:12px;}
.eyebrow.gold{color:var(--gold);background:rgba(232,184,74,.14);}
.section-title{font-size:32px;font-weight:700;margin-bottom:10px;}
.section-desc{color:var(--gray-600);font-size:16px;}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:50px;font-weight:600;font-size:15px;cursor:pointer;border:none;transition:var(--tr);}
.btn-primary{background:var(--navy);color:#fff;}
.btn-primary:hover{background:var(--navy-light);transform:translateY(-2px);}
.btn-gold{background:var(--gold);color:var(--navy-dark);}
.btn-gold:hover{background:var(--gold-dark);transform:translateY(-2px);}
.btn-ghost{background:transparent;border:1.5px solid rgba(255,255,255,.4);color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.12);}
.btn-full{width:100%;justify-content:center;}

/* HEADER */
.header{position:sticky;top:0;z-index:200;background:var(--white);box-shadow:0 2px 18px rgba(0,0,0,.06);}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;}
.logo{display:flex;align-items:center;gap:12px;}
.logo-img{width:42px;height:50px;object-fit:contain;}
.logo-name{font-family:'Poppins',sans-serif;font-weight:700;font-size:16px;color:var(--navy);}
.logo-tagline{font-size:11px;color:var(--gray-600);display:block;}
.main-nav{display:flex;align-items:center;}
.nav-list{display:flex;align-items:center;gap:6px;list-style:none;}
.nav-link{padding:8px 14px;font-size:14.5px;font-weight:500;border-radius:8px;transition:var(--tr);}
.nav-link:hover, .nav-link.active{background:var(--gray-100);color:var(--navy-light);}
.nav-cta{background:var(--navy);color:#fff !important;}
.nav-cta:hover{background:var(--navy-light);}
.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;}
.menu-toggle span{height:2.5px;width:24px;background:var(--navy);border-radius:2px;}

@media(max-width:900px){
  .menu-toggle{display:flex;}
  .main-nav{position:fixed;top:70px;right:-100%;width:260px;height:calc(100vh - 70px);background:var(--white);box-shadow:-5px 0 20px rgba(0,0,0,.1);transition:right .3s ease;}
  .main-nav.open{right:0;}
  .nav-list{flex-direction:column;width:100%;padding:20px;gap:10px;}
}

/* BANNER */
.page-banner{background:linear-gradient(135deg, var(--navy-dark), var(--navy));color:#fff;padding:60px 0;text-align:center;}
.page-banner h1{font-size:36px;margin-bottom:8px;}
.page-banner p{color:#dce5f3;font-size:16px;}

/* HERO */
.hero{position:relative;min-height:75vh;display:flex;align-items:center;color:#fff;}
.hero-slides{position:absolute;inset:0;}
.hero-slide{position:absolute;inset:0;background-size:cover;background-position:center;}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(160deg,rgba(7,28,56,.92),rgba(12,45,86,.78));}
.hero-content{position:relative;z-index:2;padding:80px 0;}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);padding:6px 16px;border-radius:50px;font-size:13px;margin-bottom:20px;}
.badge-dot{width:8px;height:8px;border-radius:50%;background:var(--gold);}
.hero-title{font-size:clamp(32px,5vw,52px);font-weight:800;margin-bottom:16px;}
.hero-title em{font-style:normal;color:var(--gold);}
.hero-subtitle{font-size:17px;max-width:600px;color:#dce5f3;margin-bottom:28px;}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:40px;}
.hero-stats{display:flex;gap:30px;flex-wrap:wrap;padding-top:20px;border-top:1px solid rgba(255,255,255,.2);}
.stat-number{font-size:28px;font-weight:800;color:var(--gold);display:block;}
.stat-label{font-size:13px;color:#cfd9eb;}

/* CARDS */
.card{background:var(--white);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);transition:var(--tr);}
.card:hover{transform:translateY(-4px);}
.card-icon{font-size:32px;margin-bottom:12px;}
.card h3{font-size:20px;margin-bottom:10px;color:var(--navy);}
.card p{color:var(--gray-600);font-size:14.5px;margin-bottom:14px;}
.card-img-top{width:100%;height:180px;object-fit:cover;border-radius:10px;margin-bottom:16px;}
.link-arrow{color:var(--navy-light);font-weight:600;font-size:14px;}

/* NEWS */
.news-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;}
.news-img{width:100%;height:180px;object-fit:cover;}
.news-body{padding:20px;}
.news-cat{display:inline-block;font-size:11px;font-weight:700;text-transform:uppercase;color:var(--navy-light);background:rgba(12,45,86,.08);padding:3px 8px;border-radius:4px;margin-bottom:8px;}
.news-body h3{font-size:16px;margin-bottom:8px;}
.news-body p{color:var(--gray-600);font-size:13.5px;margin-bottom:10px;}

/* HISTORIA & TIMELINE */
.historia-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:40px;}
@media(max-width:800px){.historia-grid{grid-template-columns:1fr;}}
.historia-img img{border-radius:var(--radius);width:100%;box-shadow:var(--shadow);}
.timeline{position:relative;padding-left:30px;border-left:2px solid rgba(232,184,74,.35);}
.timeline-item{position:relative;padding-bottom:24px;}
.timeline-dot{position:absolute;left:-39px;top:4px;width:16px;height:16px;border-radius:50%;background:var(--gold);}
.timeline-year{font-weight:800;color:var(--gold);font-size:16px;}
.timeline-content h3{font-size:16px;color:#fff;}
.timeline-content p{color:#cfd9eb;font-size:14px;}

/* EQUIPO */
.equipo-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;text-align:center;}
.equipo-photo{width:100%;height:220px;object-fit:cover;}
.equipo-body{padding:18px;}
.equipo-role{color:var(--gold-dark);font-weight:600;font-size:13.5px;}

/* ACADÉMICA */
.academic-card{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);padding:30px;border-top:4px solid var(--gold);}
.academic-card .ic{font-size:36px;margin-bottom:12px;}
.feature-list{list-style:none;margin-top:12px;}
.feature-list li{font-size:14px;padding-left:20px;position:relative;margin-bottom:6px;}
.feature-list li::before{content:"✓";position:absolute;left:0;color:var(--gold-dark);font-weight:bold;}

/* CODISAGA */
.codisaga-inner{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
@media(max-width:800px){.codisaga-inner{grid-template-columns:1fr;}}
.codisaga-photos img{border-radius:14px;width:100%;height:250px;object-fit:cover;}
.codisaga-btns{display:flex;gap:12px;margin-top:20px;}

/* GALERÍA */
.gallery-filters{display:flex;justify-content:center;gap:10px;margin-bottom:30px;}
.filter-btn{padding:8px 18px;border-radius:50px;border:1px solid var(--gray-300);background:transparent;cursor:pointer;font-size:14px;}
.filter-btn.active{background:var(--navy);color:#fff;border-color:var(--navy);}
.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
@media(max-width:800px){.gallery-grid{grid-template-columns:repeat(2,1fr);}}
.gallery-item{border-radius:10px;overflow:hidden;aspect-ratio:1/1;cursor:pointer;}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:var(--tr);}
.gallery-item:hover img{transform:scale(1.05);}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:999;display:none;align-items:center;justify-content:center;}
.lightbox.open{display:flex;}
.lightbox img{max-width:90vw;max-height:85vh;border-radius:8px;}
.lightbox-close{position:absolute;top:20px;right:25px;background:none;border:none;color:#fff;font-size:30px;cursor:pointer;}

/* PLATAFORMAS */
.plat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
@media(max-width:900px){.plat-grid{grid-template-columns:repeat(2,1fr);}}
.plat-card{background:var(--white);border-radius:12px;padding:20px;text-align:center;box-shadow:var(--shadow);}
.plat-card .ic{font-size:28px;margin-bottom:8px;}
.plat-card a{font-size:13px;color:var(--navy-light);font-weight:600;}

/* CONTACTO */
.contacto-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;}
@media(max-width:800px){.contacto-grid{grid-template-columns:1fr;}}
.contact-item{display:flex;gap:14px;margin-bottom:18px;}
.contact-icon{width:40px;height:40px;border-radius:8px;background:rgba(12,45,86,.08);display:flex;align-items:center;justify-content:center;font-size:18px;}
.form{background:var(--white);padding:28px;border-radius:var(--radius);box-shadow:var(--shadow);}
.form-group{margin-bottom:14px;}
.form-group label{display:block;font-size:13px;font-weight:600;margin-bottom:4px;}
.form-group input, .form-group select, .form-group textarea{width:100%;padding:10px;border:1px solid var(--gray-300);border-radius:6px;font-family:inherit;}

/* FOOTER */
.footer{background:var(--navy-dark);color:#cfd9eb;padding:50px 0 20px;margin-top:60px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:30px;margin-bottom:30px;}
@media(max-width:800px){.footer-grid{grid-template-columns:1fr 1fr;}}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.footer-logo img{width:36px;height:42px;}
.footer-name{font-weight:700;color:#fff;display:block;}
.footer-col h4{color:#fff;margin-bottom:12px;font-size:15px;}
.footer-col ul{list-style:none;}
.footer-col ul a{font-size:13.5px;color:#b7c4dc;line-height:2;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:16px;font-size:12.5px;color:#8c9bb8;}