:root{--blue:#2f2c88;--red:#d7043b;--green:#72be3e;--yellow:#fff200;--sky:#15a9e0;--dark:#12152f;--muted:#61677b;--bg:#f7fbff;--white:#fff;--shadow:0 20px 60px rgba(18,21,47,.15);--radius:28px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Nunito,system-ui,-apple-system,Segoe UI,sans-serif;color:var(--dark);background:var(--bg);overflow-x:hidden}a{color:inherit}img{max-width:100%;display:block}.topbar{display:flex;justify-content:center;gap:18px;align-items:center;flex-wrap:wrap;background:linear-gradient(90deg,var(--red),var(--blue));color:#fff;font-weight:900;padding:9px 18px;font-size:.95rem}.topbar a{color:#fff;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.6)}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);box-shadow:0 8px 25px rgba(0,0,0,.05)}.nav{max-width:1180px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:12px 20px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-weight:1000;color:var(--blue);font-family:'Baloo 2',cursive;font-size:1.45rem}.brand img{width:54px;height:54px;object-fit:cover;border-radius:16px}.nav-links{display:flex;align-items:center;gap:18px}.nav-links a{text-decoration:none;color:var(--dark);font-weight:800}.nav-links a:hover{color:var(--red)}.lang{border:0;border-radius:999px;padding:8px 11px;font-weight:900;background:#e9edf7;color:var(--blue);cursor:pointer}.lang.active{background:var(--yellow)}.menu-btn{display:none;border:0;background:var(--blue);color:#fff;border-radius:12px;font-size:1.4rem;padding:6px 12px}.hero{min-height:760px;position:relative;display:grid;place-items:center;text-align:center;overflow:hidden}.hero-bg{position:absolute;inset:0;background:url('../img/portada-colegio-imperial.jpg') center/cover no-repeat;transform:scale(1.03)}.hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(255,255,255,.72),rgba(247,251,255,.94) 63%,var(--bg));}.hero::before,.hero::after{content:"";position:absolute;border-radius:999px;filter:blur(2px);opacity:.75}.hero::before{width:420px;height:420px;background:var(--yellow);right:-130px;top:90px}.hero::after{width:340px;height:340px;background:var(--green);left:-110px;bottom:70px}.hero-content{position:relative;z-index:2;max-width:920px;padding:70px 22px}.hero-logo{width:180px;height:180px;border-radius:42px;object-fit:contain;background:#fff;margin:0 auto 20px;box-shadow:var(--shadow);padding:12px}.eyebrow,.section-tag{text-transform:uppercase;letter-spacing:.14em;color:var(--red);font-weight:1000;font-size:.84rem}.hero h1,.section h2{font-family:'Baloo 2',cursive;color:var(--blue);line-height:.98;margin:0}.hero h1{font-size:clamp(2.6rem,7vw,5.6rem);text-wrap:balance}.lead{font-size:clamp(1.1rem,2.2vw,1.45rem);max-width:760px;margin:18px auto 0;color:#29304f;font-weight:800}.hero-actions,.promo-strip,.features,.level-grid,.social-grid,.contact-grid,.two-col{display:grid;gap:22px}.hero-actions{display:flex;flex-wrap:wrap;justify-content:center;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;border-radius:999px;padding:14px 24px;font-weight:1000;transition:.25s ease;border:2px solid transparent}.btn:hover{transform:translateY(-3px)}.primary{background:var(--red);color:#fff;box-shadow:0 14px 30px rgba(215,4,59,.25)}.whatsapp{background:#25d366;color:#fff;box-shadow:0 14px 30px rgba(37,211,102,.25)}.ghost{background:#fff;color:var(--blue);border-color:#dfe5f8}.promo-strip{max-width:1070px;margin:-48px auto 10px;position:relative;z-index:3;grid-template-columns:1fr auto;align-items:center;background:linear-gradient(135deg,var(--yellow),#fff);border:4px solid #fff;border-radius:var(--radius);padding:24px 28px;box-shadow:var(--shadow)}.promo-strip strong{display:block;color:var(--blue);font-size:1.5rem;font-family:'Baloo 2',cursive}.promo-strip a{background:var(--blue);color:#fff;text-decoration:none;border-radius:999px;padding:12px 22px;font-weight:1000}.section{padding:90px 20px}.container{max-width:1180px;margin:auto}.two-col{grid-template-columns:1fr .85fr;align-items:center}.copy h2,.center{font-size:clamp(2.1rem,4vw,3.6rem)}.copy p,.sub{font-size:1.08rem;color:var(--muted);line-height:1.7;font-weight:650}.features{grid-template-columns:repeat(3,1fr);margin-top:26px}.features article,.level-grid article,.social-card,.contact-form,.contact-info{background:#fff;border-radius:var(--radius);padding:24px;box-shadow:0 14px 40px rgba(18,21,47,.08);border:1px solid rgba(47,44,136,.08)}.features span{font-size:1.7rem}.features h3,.level-grid h3,.social-card h3{margin:.3rem 0;color:var(--blue);font-size:1.35rem}.features p,.level-grid p{font-size:.95rem;margin:0;color:var(--muted);line-height:1.55}.image-card{background:#fff;border-radius:34px;padding:15px;box-shadow:var(--shadow);transform:rotate(1deg)}.image-card img{border-radius:24px;width:100%;object-fit:cover}.levels{background:linear-gradient(180deg,#fff,var(--bg))}.center{text-align:center}.level-grid{grid-template-columns:repeat(5,1fr);margin-top:34px}.level-grid article{text-align:center;position:relative;overflow:hidden}.level-grid article::before{content:"";position:absolute;inset:0 0 auto;height:7px;background:linear-gradient(90deg,var(--red),var(--yellow),var(--green),var(--sky),var(--blue))}.icon{font-size:2.6rem;margin-bottom:8px}.gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px}.gallery-item{border:0;padding:0;border-radius:22px;overflow:hidden;cursor:pointer;box-shadow:0 16px 35px 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0}.contact{background:#fff}.contact-grid{grid-template-columns:.95fr 1fr;align-items:start}.contact-info ul{list-style:none;padding:0;margin:22px 0;display:grid;gap:12px}.contact-info li{line-height:1.5}.contact-info a{color:var(--blue);font-weight:900}.map iframe{width:100%;height:280px;border:0;border-radius:20px}.contact-form{display:grid;gap:14px}.contact-form label{display:grid;gap:7px;font-weight:1000;color:var(--blue)}.contact-form input,.contact-form textarea,.contact-form select{width:100%;border:1px solid #dbe2f3;border-radius:16px;padding:13px 14px;font:inherit;outline:none;background:#f8faff}.contact-form input:focus,.contact-form textarea:focus,.contact-form select:focus{border-color:var(--blue);box-shadow:0 0 0 4px rgba(47,44,136,.09)}.full{width:100%;border:0;cursor:pointer}.footer{text-align:center;background:var(--dark);color:#fff;padding:42px 20px}.footer img{width:92px;height:92px;object-fit:contain;border-radius:24px;background:#fff;margin:0 auto 14px}.footer a{color:var(--yellow);font-weight:1000}.float-whatsapp{position:fixed;right:20px;bottom:20px;width:64px;height:64px;border-radius:50%;background:#25d366;display:grid;place-items:center;z-index:60;box-shadow:0 14px 38px rgba(0,0,0,.24);animation:pulse 2s infinite}.float-whatsapp svg{width:38px;height:38px;fill:#fff}@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.07)}}.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.88);display:none;align-items:center;justify-content:center;z-index:100;padding:25px}.lightbox.open{display:flex}.lightbox img{max-width:94vw;max-height:88vh;border-radius:18px;box-shadow:0 20px 70px #000}.close-lightbox{position:absolute;top:22px;right:28px;border:0;background:#fff;color:var(--dark);font-size:2rem;width:48px;height:48px;border-radius:50%;cursor:pointer}.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease}.reveal.visible{opacity:1;transform:none}@media(max-width:980px){.menu-btn{display:block}.nav-links{position:absolute;left:16px;right:16px;top:78px;background:#fff;border-radius:22px;padding:18px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch;display:none}.nav-links.open{display:flex}.two-col,.contact-grid,.social-grid{grid-template-columns:1fr}.level-grid{grid-template-columns:repeat(2,1fr)}.features{grid-template-columns:1fr}.gallery-grid{grid-template-columns:repeat(2,1fr)}.hero{min-height:700px}.promo-strip{margin:0 16px;grid-template-columns:1fr;text-align:center}}@media(max-width:560px){.brand span{font-size:1.1rem}.brand img{width:46px;height:46px}.topbar{font-size:.82rem}.section{padding:64px 16px}.hero-logo{width:140px;height:140px}.hero-actions{display:grid}.btn{width:100%}.level-grid,.gallery-grid{grid-template-columns:1fr}.gallery-item{aspect-ratio:1.3/1}.float-whatsapp{width:58px;height:58px;right:14px;bottom:14px}.copy 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