*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#0c1017;color:#fff}a{color:inherit;text-decoration:none}header{height:82px;display:flex;align-items:center;justify-content:space-between;padding:0 6%;background:#0a0d12;position:sticky;top:0;z-index:10;border-bottom:1px solid #252b35}.brand{display:flex;gap:12px;align-items:center}.brand b{font-size:20px}.brand small{display:block;color:#aeb7c5;margin-top:4px}.hg{background:linear-gradient(135deg,#1677ff,#ff7a00);padding:12px;border-radius:10px;font-weight:900}nav{display:flex;gap:25px;color:#dce3ec}.hero{min-height:650px;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:45px;padding:60px 6%;background:radial-gradient(circle at 20% 20%,#172a4d,#0c1017 55%)}.hero img{width:100%;height:520px;object-fit:cover;border-radius:22px;box-shadow:0 25px 70px #000}.eyebrow{color:#ff8a18;font-weight:900;letter-spacing:2px}.hero h1{font-size:clamp(44px,6vw,82px);line-height:.98;margin:14px 0}.hero h1 span{color:#2e8cff}.hero p{font-size:20px;line-height:1.6;color:#c9d2df;max-width:650px}.buttons{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.btn{padding:15px 22px;border:1px solid #596273;border-radius:9px;font-weight:800}.primary{background:#ff7a00;border-color:#ff7a00}.whatsapp{background:#1f9d55;border-color:#1f9d55}.section{padding:80px 6%}.section h2,.contact h2{font-size:clamp(34px,4vw,56px);margin:0 0 12px}.lead{color:#aeb7c5;font-size:19px;margin-bottom:35px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.cards article{background:#151b24;border:1px solid #29313d;padding:28px;border-radius:16px}.cards h3{font-size:23px;margin-top:0;color:#ff8a18}.cards p{color:#bac4d2;line-height:1.6}.dark{background:#080b10}.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.gallery img{width:100%;height:300px;object-fit:cover;border-radius:14px}.video-section{text-align:center}.video-section video{width:min(100%,900px);max-height:560px;background:#000;border-radius:16px;margin-top:25px}.contact{padding:80px 6%;display:grid;grid-template-columns:1fr 1fr;gap:40px;background:linear-gradient(135deg,#0f4fa8,#092a59)}.contact p{font-size:19px;line-height:1.7}.contact-links{display:flex;flex-direction:column;gap:12px}.contact-links a{background:#ffffff18;border:1px solid #ffffff33;padding:16px;border-radius:10px;font-weight:700}footer{text-align:center;padding:28px;color:#9ba6b5;background:#07090d}@media(max-width:850px){nav{display:none}.hero{grid-template-columns:1fr;padding-top:40px}.hero img{height:360px}.cards,.gallery{grid-template-columns:1fr 1fr}.contact{grid-template-columns:1fr}}@media(max-width:560px){header{padding:0 4%}.brand small{display:none}.hero,.section,.contact{padding-left:5%;padding-right:5%}.cards,.gallery{grid-template-columns:1fr}.gallery img{height:280px}.hero h1{font-size:48px}}/* Actualización: logo profesional, galería ampliada y videos */
header{height:96px}.brand img{width:330px;height:76px;object-fit:cover;object-position:center;border-radius:8px}.gallery{grid-template-columns:repeat(3,1fr)}.gallery img:first-child{grid-column:span 2;height:420px}.gallery img{transition:transform .25s ease,box-shadow .25s ease}.gallery img:hover{transform:scale(1.015);box-shadow:0 18px 45px #0008}.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}.video-grid video{width:100%;height:430px;object-fit:cover;background:#000;border-radius:16px;border:1px solid #29313d}@media(max-width:1000px){.video-grid{grid-template-columns:repeat(2,1fr)}.brand img{width:280px}}@media(max-width:700px){header{height:82px}.brand img{width:230px;height:62px}.gallery img:first-child{grid-column:span 1;height:300px}.video-grid{grid-template-columns:1fr}.video-grid video{height:520px}}@media(max-width:450px){.brand img{width:200px}.video-grid video{height:460px}}