:root {
  --navy: #08267a;
  --navy-dark: #051a57;
  --navy-light: #1034a6;
  --gray: #BCC6CC;
  --gray-light: #dce3e7;
  --gray-dark: #8a969e;
  --white: #ffffff;
  --text: #1c2333;
  --text-light: #4a5568;
  --bg-light: #f4f6f8;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Source Sans 3',sans-serif;color:var(--text);background:var(--white);overflow-x:hidden;font-size:17px}

/* ===== NAV ===== */
nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(8,38,122,0.97);backdrop-filter:blur(12px);display:flex;align-items:center;justify-content:space-between;padding:0 2.5rem;height:68px;box-shadow:0 2px 20px rgba(0,0,0,.35)}
.nav-brand{display:flex;align-items:center;gap:11px;text-decoration:none}
.nav-brand img{height:40px;filter:invert(1)}
.nav-brand-text{color:white;font-family:'Playfair Display',serif;font-size:1.4rem;line-height:1.2}
.nav-brand-text span{display:block;font-size:.6rem;font-family:'Source Sans 3',sans-serif;font-weight:300;letter-spacing:2.5px;text-transform:uppercase;color:var(--gray)}
.nav-links{display:flex;gap:1.8rem;list-style:none}
.nav-links a{color:rgba(255,255,255,.8);text-decoration:none;font-size:.82rem;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;transition:color .2s}
.nav-links a:hover{color:#fff}
.nav-cta{background:white;color:var(--navy);padding:.45rem 1.3rem;border-radius:3px;font-weight:700;font-size:.76rem;letter-spacing:1px;text-transform:uppercase;text-decoration:none;transition:all .2s}
.nav-cta:hover{background:var(--gray-light)}

/* ===== HERO ===== */
.hero{min-height:100vh;background:var(--gray);display:flex;align-items:center;justify-content:center;text-align:center;padding:90px 2rem 5rem;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:linear-gradient(160deg,rgba(8,38,122,.08) 0%,transparent 60%)}
.hero-pattern{position:absolute;inset:0;opacity:.07;background-image:repeating-linear-gradient(0deg,var(--navy) 0,var(--navy) 1px,transparent 1px,transparent 60px),repeating-linear-gradient(90deg,var(--navy) 0,var(--navy) 1px,transparent 1px,transparent 60px)}
.hero-content{position:relative;z-index:2;max-width:700px}
.hero-logo{width:320px;max-width:80vw;margin:0 auto 1.5rem;animation:fadeUp 1s ease both}
.hero-university{font-family:'Merriweather',serif;font-size:clamp(1.8rem,4.5vw,3.2rem);color:var(--navy);font-weight:900;line-height:1.15;margin-bottom:.6rem;animation:fadeUp 1s ease .15s both}
.hero-slogan{font-size:.8rem;font-weight:400;letter-spacing:3px;text-transform:uppercase;color:var(--navy);opacity:.75;margin-bottom:.3rem;animation:fadeUp 1s ease .3s both}
.hero-badges{display:flex;gap:.9rem;justify-content:center;flex-wrap:wrap;animation:fadeUp 1s ease .45s both}
.hero-badge{background:var(--navy);color:white;padding:.5rem 1.2rem;border-radius:3px;font-size:.78rem;font-weight:700;letter-spacing:.5px}
.hero-badge em{color:var(--gray);font-style:normal;font-size:1.1em}
.hero-founded{font-size:.72rem;color:var(--navy);opacity:.65;letter-spacing:1.5px;margin-bottom:1.8rem;font-weight:600}
.hero-founded-sub{font-size:.72rem;color:var(--navy);opacity:.55;letter-spacing:1.5px;margin-bottom:2rem;font-weight:400;animation:fadeUp 1s ease .45s both}
.hero-scroll{position:absolute;bottom:2.5rem;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:.5rem;color:var(--navy);opacity:.5;font-size:.7rem;letter-spacing:2px;text-transform:uppercase}
.hero-scroll::after{content:'';width:1px;height:40px;background:var(--navy);animation:scrollLine 1.5s ease infinite}

/* ===== SECTIONS ===== */
section{padding:5.5rem 2rem}
.container{max-width:1120px;margin:0 auto}
.sec-eyebrow{font-size:.68rem;font-weight:700;letter-spacing:4px;text-transform:uppercase;color:var(--navy);margin-bottom:.5rem}
.sec-title{font-family:'Playfair Display',serif;font-size:clamp(1.7rem,3.5vw,2.5rem);color:var(--text);line-height:1.2;margin-bottom:.9rem}
.sec-rule{width:50px;height:3px;background:var(--navy);border-radius:2px;margin-bottom:1.8rem}

/* ===== NOSOTROS ===== */
.nosotros{background:white}
.nosotros-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:5rem;align-items:center}
.nosotros-text p{font-size:1.05rem;line-height:1.82;color:var(--text-light);margin-bottom:1rem;text-align:justify}
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.stat{background:var(--bg-light);border-left:4px solid var(--navy);padding:1.6rem 1.4rem;border-radius:0 8px 8px 0;transition:transform .2s}
.stat:hover{transform:translateX(4px)}
.stat-n{font-family:'Playfair Display',serif;font-size:2.8rem;color:var(--navy);line-height:1}
.stat-l{font-size:.72rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--text-light);margin-top:.3rem}

/* ===== OFERTA EDUCATIVA ===== */
.oferta{background:#f0f3f8}
.prog-category{margin-bottom:2.2rem}
.prog-category-label{display:flex;align-items:center;gap:.9rem;margin-bottom:1rem}
.prog-category-label span{font-size:.65rem;font-weight:800;letter-spacing:3px;text-transform:uppercase;color:var(--navy);background:rgba(8,38,122,.09);padding:.35rem 1rem;border-radius:50px}
.prog-category-label::before{content:'';flex:0 0 28px;height:2px;background:var(--navy);opacity:.25;border-radius:2px}
.prog-category-label::after{content:'';flex:1;height:1px;background:var(--navy);opacity:.12;border-radius:2px}
.programs-grid{display:flex;flex-direction:column;gap:.7rem}
.prog-card{background:white;border:1px solid #dce4f0;border-radius:12px;overflow:hidden;transition:box-shadow .25s,border-color .25s;box-shadow:0 2px 8px rgba(8,38,122,.04)}
.prog-card:hover{box-shadow:0 6px 24px rgba(8,38,122,.1);border-color:#b8c8e8}
.prog-card.open{border-color:var(--navy);box-shadow:0 8px 32px rgba(8,38,122,.14)}
.prog-header{display:flex;align-items:center;justify-content:space-between;padding:1.15rem 1.5rem;cursor:pointer;gap:1rem}
.prog-header-left{display:flex;align-items:center;gap:1rem}
.prog-icon{width:44px;height:44px;background:linear-gradient(135deg,var(--navy) 0%,var(--navy-light) 100%);border-radius:10px;display:flex;align-items:center;justify-content:center;color:white;font-size:1rem;flex-shrink:0;box-shadow:0 3px 10px rgba(8,38,122,.25)}
.prog-name{font-weight:700;font-size:.97rem;color:var(--text);line-height:1.3;font-family:'Source Sans 3',sans-serif}
.prog-dur{font-size:.71rem;color:var(--text-light);margin-top:.2rem;letter-spacing:.3px}
.prog-meta{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:.3rem}
.prog-badge{font-size:.62rem;font-weight:700;letter-spacing:.5px;text-transform:uppercase;padding:.18rem .55rem;border-radius:50px;background:#eef1f8;color:var(--navy);border:1px solid #d0d8ef}
.prog-toggle{width:30px;height:30px;border-radius:50%;background:#eef1f8;border:1.5px solid #d0d8ef;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .25s;color:var(--navy)}
.prog-toggle svg{transition:transform .25s}
.prog-card.open .prog-toggle{background:var(--navy);border-color:var(--navy)}
.prog-card.open .prog-toggle svg{transform:rotate(180deg);stroke:white}
.prog-plan{display:none;border-top:1px solid #dce4f0;padding:1.8rem 1.8rem 2.2rem;background:linear-gradient(180deg,#f8faff 0%,white 60%)}
.prog-card.open .prog-plan{display:block;animation:fadeIn .25s ease}
.tetra-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;align-items:start}
.tetra-card{background:white;border:1px solid #dce4f0;border-radius:10px;overflow:hidden;box-shadow:0 2px 8px rgba(8,38,122,.05)}
.tetra-head{background:linear-gradient(135deg,var(--navy) 0%,#1a3d9a 100%);color:white;font-size:.68rem;font-weight:800;letter-spacing:1px;padding:.55rem 1rem;text-align:center;text-transform:uppercase}
.tetra-list{list-style:none;margin:0;padding:.65rem .8rem .8rem;display:flex;flex-direction:column;gap:.32rem}
.tetra-list li{font-size:.8rem;color:#4a5568;padding:.22rem .5rem .22rem .75rem;border-left:2.5px solid var(--navy);background:#f8faff;border-radius:0 4px 4px 0;line-height:1.35}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:680px){.tetra-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:420px){.tetra-grid{grid-template-columns:1fr}}

/* ===== PLANTELES ===== */
.planteles{background:#f4f6f8}
.planteles-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:1.8rem;margin-top:2rem}
.plantel-card{background:white;border:1px solid #dce4f0;border-radius:14px;overflow:hidden;transition:box-shadow .3s,transform .3s;box-shadow:0 2px 10px rgba(8,38,122,.05)}
.plantel-card:hover{box-shadow:0 12px 40px rgba(8,38,122,.12);transform:translateY(-3px)}
.plantel-head{background:linear-gradient(135deg,var(--navy) 0%,#1034a6 100%);padding:1.5rem 1.7rem;display:flex;align-items:center;gap:1rem;position:relative;overflow:hidden}
.plantel-head::after{content:'';position:absolute;right:-20px;top:-20px;width:90px;height:90px;background:rgba(255,255,255,.05);border-radius:50%}
.plantel-head-icon{width:50px;height:50px;background:rgba(255,255,255,.15);border:2px solid rgba(255,255,255,.25);border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0;position:relative;z-index:1}
.plantel-head-info{flex:1;position:relative;z-index:1}
.plantel-head-name{font-family:'Playfair Display',serif;font-size:1.12rem;color:white;font-weight:700;line-height:1.3}
.plantel-head-type{font-size:.62rem;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:rgba(188,198,204,.85);margin-top:.3rem}
.plantel-body{padding:1.5rem 1.7rem}
.plantel-info-item{display:flex;gap:.75rem;align-items:flex-start;margin-bottom:.9rem;font-size:.85rem}
.plantel-info-item .ico{display:flex;align-items:center;flex-shrink:0;color:var(--navy);margin-top:.15rem;opacity:.75}
.plantel-info-item p{color:var(--text-light);line-height:1.55}
.plantel-info-item p a{font-size:.72rem;word-break:break-all;color:var(--navy)}
.plantel-info-item strong{color:var(--text);display:block;margin-bottom:.15rem;font-size:.78rem;font-weight:700;letter-spacing:.3px;text-transform:uppercase}

/* Oferta por niveles */
.plantel-oferta{margin-top:1.2rem;padding-top:1.2rem;border-top:1.5px solid #edf0f7}
.plantel-oferta-heading{font-size:.65rem;font-weight:800;letter-spacing:2.5px;text-transform:uppercase;color:var(--navy);margin-bottom:1rem;display:flex;align-items:center;gap:.5rem}
.plantel-oferta-heading::after{content:'';flex:1;height:1px;background:#dce4f0}
.plantel-nivel{margin-bottom:1rem}
.plantel-nivel-label{font-size:.63rem;font-weight:800;letter-spacing:1.5px;text-transform:uppercase;color:#6b7fa3;margin-bottom:.45rem;padding-left:.1rem}
.plantel-prog-table{display:flex;flex-direction:column;gap:.3rem}
.plantel-prog-row{display:flex;align-items:baseline;gap:.6rem;padding:.32rem .7rem;background:#f8faff;border-left:3px solid var(--navy);border-radius:0 6px 6px 0;font-size:.8rem;color:var(--text)}
.plantel-prog-row .prog-row-name{font-weight:600;flex:1;line-height:1.3}
.plantel-prog-row .prog-row-dur{font-size:.68rem;color:#8a96aa;white-space:nowrap;font-weight:500}
.plantel-nivel-label.nivel-pos{color:#5b3d8b}
.plantel-prog-row.nivel-pos{border-left-color:#7c4dbe;background:#f5f0ff}

.plantel-links{display:flex;gap:.7rem;margin-top:1.2rem;flex-wrap:wrap}
.plantel-link{display:inline-flex;align-items:center;gap:.45rem;font-size:.74rem;font-weight:700;color:var(--navy);text-decoration:none;padding:.38rem 1rem;border:1.5px solid var(--navy);border-radius:6px;transition:all .2s;letter-spacing:.3px}
.plantel-link:hover{background:var(--navy);color:white}

/* ===== ADMISIONES ===== */
.admisiones{background:var(--navy)}
.admisiones .sec-eyebrow{color:var(--gray)}
.admisiones .sec-title{color:white}
.admisiones .sec-rule{background:var(--gray)}
.adm-grid{display:grid;grid-template-columns:1fr 1fr;gap:4.5rem;align-items:start}
.steps{display:flex;flex-direction:column;gap:1.4rem}
.step{display:flex;gap:1.1rem}
.step-n{width:36px;height:36px;background:rgba(255,255,255,.12);border:2px solid rgba(255,255,255,.25);border-radius:50%;display:flex;align-items:center;justify-content:center;color:white;font-weight:700;font-size:.82rem;flex-shrink:0;margin-top:.1rem}
.step-info h4{font-weight:700;font-size:.96rem;color:white;margin-bottom:.2rem}
.step-info p{font-size:.86rem;color:rgba(255,255,255,.65);line-height:1.6}
.adm-card{background:white;border-radius:12px;padding:2.2rem;box-shadow:0 8px 40px rgba(0,0,0,.2)}
.adm-card h3{font-family:'Playfair Display',serif;font-size:1.4rem;color:var(--navy);margin-bottom:1.3rem}
.adm-item{display:flex;gap:.8rem;align-items:flex-start;margin-bottom:.9rem}
.adm-item .ico{font-size:1rem;margin-top:.1rem}
.adm-item p{font-size:.87rem;color:var(--text-light);line-height:1.5}
.adm-item strong{display:block;color:var(--text);margin-bottom:.1rem}
.btn-adm{display:block;width:100%;text-align:center;margin-top:1.4rem;background:var(--navy);color:white;padding:.9rem;border-radius:6px;font-weight:700;font-size:.84rem;letter-spacing:1px;text-transform:uppercase;text-decoration:none;transition:background .2s}
.btn-adm:hover{background:var(--navy-dark)}

/* ===== FOOTER ===== */
footer{background:#dce3e7;padding:3.5rem 2rem;text-align:center;border-top:3px solid var(--navy)}
.footer-logo{height:72px;opacity:.75;margin-bottom:1rem}
footer p{font-size:.82rem;color:#4a5568;line-height:1.9}
footer strong{color:var(--navy)}
.footer-div{width:40px;height:2px;background:var(--navy);opacity:.2;margin:1.2rem auto}
.footer-slogan{font-family:'Playfair Display',serif;font-size:1rem;color:var(--navy);font-weight:700;opacity:.8;letter-spacing:.5px}

/* ===== ANIMS ===== */
@keyframes fadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}
@keyframes scrollLine{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
.reveal{opacity:0;transform:translateY(25px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ===== MISIÓN ===== */
.mision{background:white;padding:5rem 2rem}
.mision-inner{max-width:820px;margin:0 auto;text-align:center}
.mision-icon{width:64px;height:64px;background:linear-gradient(135deg,var(--navy),var(--navy-light));border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 1.5rem;box-shadow:0 6px 20px rgba(8,38,122,.2)}
.mision-text{font-size:1.08rem;line-height:1.9;color:var(--text-light);font-style:italic;padding:2rem 2.5rem;background:#f8faff;border-left:4px solid var(--navy);border-radius:0 12px 12px 0;text-align:left;position:relative}
.mision-text::before{content:'\201C';font-family:'Playfair Display',serif;font-size:5rem;color:var(--navy);opacity:.12;position:absolute;top:-1rem;left:1rem;line-height:1}

/* ===== MOBILE ===== */
@media(max-width:900px){
  .nosotros-grid,.adm-grid{grid-template-columns:1fr;gap:2.5rem}
  .nav-links,.nav-cta{display:none}
  .hero-university{font-size:2rem}
  .planteles-grid{grid-template-columns:1fr}
}