:root {
  --blue: #1558B0;
  --dblue: #0D3C7A;
  --lblue: #1A6FD4;
  --xblue: #EBF2FC;
  --white: #FFFFFF;
  --gray: #F5F7FA;
  --text: #222831;
  --muted: #6B7280;
}
* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { font-family:'Open Sans', sans-serif; color:var(--text); background:#fff; overflow-x:hidden; }

/* NAV */
nav {
  position:fixed; top:0; width:100%; z-index:100;
  background:rgba(13,60,122,0.97); backdrop-filter:blur(8px);
  display:flex; justify-content:space-between; align-items:center;
  padding:14px 60px;
}
.nav-logo img { height:44px; }
nav ul { list-style:none; display:flex; gap:32px; }
nav ul a { text-decoration:none; color:rgba(255,255,255,0.8); font-size:0.85rem; font-family:'Montserrat',sans-serif; font-weight:500; letter-spacing:.3px; transition:color .3s; }
nav ul a:hover { color:#fff; }
.nav-cta { background:var(--blue); color:#fff !important; padding:9px 22px; border-radius:3px; font-weight:600 !important; transition:background .3s !important; }
.nav-cta:hover { background:var(--lblue) !important; }

/* HERO */
.hero {
  min-height:100vh; background:var(--dblue);
  display:flex; align-items:center;
  padding:120px 60px 80px;
  position:relative; overflow:hidden;
}
.hero-bg {
  position:absolute; inset:0;
  background: linear-gradient(135deg, #0D3C7A 0%, #1558B0 50%, #1A6FD4 100%);
}
.hero-grid {
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:50px 50px;
}
.hero-circle {
  position:absolute; right:-120px; top:-120px;
  width:600px; height:600px; border-radius:50%;
  background:rgba(255,255,255,.04);
  animation: orbit1 22s linear infinite;
  will-change: transform;
}
.hero-circle2 {
  position:absolute; right:80px; bottom:-200px;
  width:400px; height:400px; border-radius:50%;
  background:rgba(255,255,255,.03);
  animation: orbit2 15s linear infinite;
  will-change: transform;
}
.hero-content { position:relative; z-index:2; max-width:640px; }
.hero-tag {
  display:inline-block; border:1px solid rgba(255,255,255,.3);
  color:rgba(255,255,255,.85); font-size:.72rem; letter-spacing:3px;
  text-transform:uppercase; padding:6px 16px; margin-bottom:28px;
  font-family:'Montserrat',sans-serif;
}
.hero h1 {
  font-family:'Montserrat',sans-serif; font-weight:800;
  font-size:clamp(2.4rem,4.5vw,3.8rem); line-height:1.1;
  color:#fff; margin-bottom:22px;
}
.hero h1 span { color:#7BB8FF; }
.hero p {
  font-size:1.05rem; line-height:1.8; color:rgba(255,255,255,.7);
  margin-bottom:40px; max-width:520px;
}
.hero-btns { display:flex; gap:14px; flex-wrap:wrap; }
.btn-primary {
  background:#fff; color:var(--dblue);
  padding:14px 32px; text-decoration:none;
  font-family:'Montserrat',sans-serif; font-weight:700; font-size:.88rem;
  border-radius:3px; letter-spacing:.3px; transition:all .3s;
}
.btn-primary:hover { background:#EBF2FC; transform:translateY(-2px); }
.btn-outline {
  border:2px solid rgba(255,255,255,.4); color:#fff;
  padding:14px 32px; text-decoration:none;
  font-family:'Montserrat',sans-serif; font-weight:600; font-size:.88rem;
  border-radius:3px; transition:all .3s;
}
.btn-outline:hover { border-color:#fff; }

/* STATS BAR */
.stats-bar {
  background:var(--blue); padding:24px 60px;
  display:flex; justify-content:center; gap:80px; flex-wrap:wrap;
}
.stat { text-align:center; }
.stat-num {
  display:block; font-family:'Montserrat',sans-serif;
  font-size:2rem; font-weight:800; color:#fff;
}
.stat-label { font-size:.78rem; color:rgba(255,255,255,.7); text-transform:uppercase; letter-spacing:1px; }

/* SECTIONS */
section { padding:90px 60px; }
.section-tag {
  font-family:'Montserrat',sans-serif; font-size:.72rem;
  letter-spacing:3px; text-transform:uppercase; color:var(--blue);
  display:block; margin-bottom:12px;
}
.section-title {
  font-family:'Montserrat',sans-serif; font-weight:800;
  font-size:clamp(1.8rem,3vw,2.5rem); line-height:1.2;
  color:var(--dblue); margin-bottom:16px;
}
.section-sub { font-size:1rem; color:var(--muted); line-height:1.75; max-width:500px; }

/* QUIÉNES SOMOS */
.about { background:var(--gray); }
.about-inner { display:grid; grid-template-columns:1fr 1fr; gap:80px; align-items:center; }
.about-visual {
  background:var(--blue); border-radius:4px;
  height:340px; display:flex; align-items:center; justify-content:center;
  position:relative; overflow:hidden;
}
.about-visual::before {
  content:''; position:absolute; top:-40px; right:-40px;
  width:200px; height:200px; border-radius:50%; background:rgba(255,255,255,.08);
}
.about-visual p { color:rgba(255,255,255,.5); font-size:.85rem; font-style:italic; position:relative; z-index:1; }
.about-text p { font-size:1rem; line-height:1.85; color:var(--muted); margin-top:20px; }
.about-note { margin-top:16px; font-size:.93rem; color:#6B7280; line-height:1.8; }

/* BENEFICIOS */
.beneficios { background:#fff; }
.beneficios-header { text-align:center; margin-bottom:0; }
.beneficios-header .section-title { margin:0 auto; }
.beneficios-grid {
  display:grid; grid-template-columns:repeat(3,1fr);
  gap:2px; margin-top:52px; background:#E5EAF0;
}
.beneficio-card {
  background:#fff; padding:40px 32px;
  transition:all .3s; position:relative;
}
.beneficio-card::after {
  content:''; position:absolute; bottom:0; left:0;
  width:0; height:3px; background:var(--blue); transition:width .4s;
}
.beneficio-card:hover::after { width:100%; }
.beneficio-card:hover { background:var(--xblue); }
.bene-icon { font-size:2rem; margin-bottom:16px; display:block; }
.beneficio-card h3 { font-family:'Montserrat',sans-serif; font-weight:700; font-size:1.05rem; color:var(--dblue); margin-bottom:10px; }
.beneficio-card p { font-size:.88rem; color:var(--muted); line-height:1.7; }

/* EVENTOS */
.eventos { background:var(--gray); }
.eventos-list { margin-top:48px; display:flex; flex-direction:column; gap:2px; }
.evento-item {
  background:#fff; padding:28px 36px;
  display:flex; align-items:center; gap:36px;
  transition:all .3s;
}
.evento-item:hover { transform:translateX(6px); background:var(--xblue); }
.evento-fecha {
  font-family:'Montserrat',sans-serif; font-weight:800;
  font-size:1.8rem; color:var(--blue); min-width:52px; text-align:center; line-height:1;
}
.evento-fecha small { display:block; font-size:.7rem; color:var(--muted); font-weight:500; text-transform:uppercase; letter-spacing:1px; }
.evento-div { width:1px; height:44px; background:#D1D9E6; }
.evento-info h3 { font-family:'Montserrat',sans-serif; font-weight:700; font-size:1rem; color:var(--dblue); margin-bottom:4px; }
.evento-info p { font-size:.83rem; color:var(--muted); }
.evento-tag { margin-left:auto; background:var(--xblue); color:var(--blue); padding:5px 14px; font-size:.72rem; font-family:'Montserrat',sans-serif; font-weight:600; letter-spacing:.5px; text-transform:uppercase; border-radius:2px; white-space:nowrap; }

/* INSTALACIONES */
.instalaciones { background:#fff; }
.salas-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:20px; margin-top:52px; }
.sala-card { border:2px solid #E5EAF0; padding:32px 24px; border-radius:4px; text-align:center; transition:all .3s; }
.sala-card:hover { border-color:var(--blue); transform:translateY(-4px); }
.sala-icon { font-size:2.2rem; margin-bottom:14px; }
.sala-card h3 { font-family:'Montserrat',sans-serif; font-weight:700; font-size:.95rem; color:var(--dblue); margin-bottom:8px; }
.sala-card p { font-size:.83rem; color:var(--muted); line-height:1.65; }

/* AFILIADOS */
.afiliados { background:var(--gray); }
.afiliados-header { text-align:center; margin-bottom:52px; }
.afiliados-header .section-tag { display:block; text-align:center; }
.afiliados-header .section-title { margin:0 auto; }
.afiliados-header .section-sub { margin:0 auto; text-align:center; margin-top:12px; }
.logos-grid {
  display:grid; grid-template-columns:repeat(4,1fr);
  gap:2px; background:#D1D9E6;
}
.logo-slot {
  background:#fff; padding:32px 20px;
  display:flex; align-items:center; justify-content:center;
  min-height:100px; transition:all .3s;
}
.logo-slot:hover { background:var(--xblue); }
.logo-placeholder {
  width:120px; height:48px; border:2px dashed #C5D0E0;
  border-radius:3px; display:flex; align-items:center; justify-content:center;
}
.logo-placeholder span { font-size:.72rem; color:#A0B0C8; font-family:'Montserrat',sans-serif; text-align:center; letter-spacing:.5px; }
.afiliados-note { text-align:center; margin-top:28px; font-size:.83rem; color:var(--muted); font-style:italic; }
.afiliados-link { color:var(--blue); font-weight:600; }

/* TESTIMONIOS */
.testimonios { background:#fff; }
.testi-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:24px; margin-top:52px; }
.testi-card { border-left:4px solid var(--blue); padding:28px 24px; background:var(--gray); border-radius:0 4px 4px 0; }
.testi-card p { font-size:.93rem; color:var(--text); line-height:1.75; font-style:italic; margin-bottom:20px; }
.testi-author { display:flex; align-items:center; gap:12px; }
.testi-avatar { width:40px; height:40px; border-radius:50%; background:var(--blue); display:flex; align-items:center; justify-content:center; }
.testi-avatar span { color:#fff; font-family:'Montserrat',sans-serif; font-weight:700; font-size:.9rem; }
.testi-info strong { display:block; font-family:'Montserrat',sans-serif; font-size:.85rem; color:var(--dblue); font-weight:700; }
.testi-info small { font-size:.78rem; color:var(--muted); }

/* CTA */
.cta-section { background:var(--dblue); padding:90px 60px; text-align:center; position:relative; overflow:hidden; }
.cta-section::before { content:''; position:absolute; inset:0; background:linear-gradient(135deg,#0D3C7A,#1558B0); }
.cta-section .section-title { color:#fff; position:relative; z-index:1; margin:0 auto 16px; }
.cta-section p { color:rgba(255,255,255,.7); max-width:480px; margin:0 auto 40px; font-size:1rem; line-height:1.75; position:relative; z-index:1; }
.cta-btns { display:flex; gap:14px; justify-content:center; flex-wrap:wrap; position:relative; z-index:1; }

/* FOOTER */
footer { background:#071E42; padding:48px 60px; display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:24px; }
footer img { height:38px; filter:brightness(0) invert(1) opacity(.35); }
footer p { color:rgba(255,255,255,.35); font-size:.78rem; }
.footer-contact { color:rgba(255,255,255,.5); font-size:.83rem; line-height:1.9; }
.footer-contact a { color:rgba(255,255,255,.7); text-decoration:none; }
.footer-contact a:hover { color:#fff; }

/* HERO GLOW */
.hero-glow {
  position: absolute;
  width: 700px;
  height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(123,184,255,0.18) 0%, rgba(21,88,176,0.10) 35%, transparent 70%);
  filter: blur(48px);
  pointer-events: none;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 1;
}

/* ANIMATIONS */
.fade-up { opacity:0; transform:translateY(28px); transition:opacity .65s ease, transform .65s ease; }
.fade-up.visible { opacity:1; transform:translateY(0); }

@keyframes orbit1 {
  0%   { transform: translate(0px,   0px)  scale(1);    }
  20%  { transform: translate(-38px, 28px) scale(1.04); }
  40%  { transform: translate(-28px, 60px) scale(1);    }
  60%  { transform: translate(18px,  50px) scale(0.97); }
  80%  { transform: translate(22px,  18px) scale(1.02); }
  100% { transform: translate(0px,   0px)  scale(1);    }
}

@keyframes orbit2 {
  0%   { transform: translate(0px,   0px)   scale(1);    }
  20%  { transform: translate(32px,  -28px) scale(0.97); }
  40%  { transform: translate(48px,  10px)  scale(1.03); }
  60%  { transform: translate(20px,  42px)  scale(1);    }
  80%  { transform: translate(-18px, 22px)  scale(0.98); }
  100% { transform: translate(0px,   0px)   scale(1);    }
}

/* HAMBURGER */
.nav-toggle {
  display:none; flex-direction:column; justify-content:center;
  gap:5px; cursor:pointer; padding:6px; background:none; border:none; z-index:200;
}
.nav-toggle span {
  display:block; width:24px; height:2px; background:#fff;
  border-radius:2px; transition:all .3s;
}
.nav-toggle.open span:nth-child(1) { transform:translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity:0; }
.nav-toggle.open span:nth-child(3) { transform:translateY(-7px) rotate(-45deg); }

/* MOBILE MENU OVERLAY */
.mobile-menu {
  display:none; position:fixed; top:0; left:0; right:0; bottom:0;
  background:rgba(13,60,122,0.98); z-index:99;
  flex-direction:column; align-items:center; justify-content:center; gap:36px;
}
.mobile-menu.open { display:flex; }
.mobile-menu a {
  color:#fff; text-decoration:none;
  font-family:'Montserrat',sans-serif; font-size:1.25rem;
  font-weight:600; letter-spacing:.5px; transition:color .3s;
}
.mobile-menu a:hover { color:#7BB8FF; }
.mobile-menu .nav-cta {
  background:var(--blue); padding:12px 36px; border-radius:3px;
}

/* RESPONSIVE */
@media(max-width:900px) {
  nav { padding:14px 24px; }
  nav ul { display:none; }
  .nav-logo img { height:38px; max-width:160px; width:auto; object-fit:contain; }
  .nav-toggle { display:flex; }
  section { padding:64px 24px; }
  .hero { padding:110px 24px 64px; }
  .stats-bar { gap:32px; padding:20px 24px; }
  .about-inner { grid-template-columns:1fr; gap:40px; }
  .about-visual { height:200px; }
  .beneficios-grid { grid-template-columns:1fr; }
  .evento-item { flex-wrap:wrap; gap:16px; }
  .evento-tag { margin-left:0; }
  .salas-grid { grid-template-columns:1fr 1fr; }
  .testi-grid { grid-template-columns:1fr; }
  .logos-grid { grid-template-columns:repeat(2,1fr); }
  footer { flex-direction:column; text-align:center; padding:40px 24px; }
}

@media(max-width:600px) {
  nav { padding:12px 16px; }
  .nav-logo img { height:32px; max-width:130px; }
  .hero { padding:100px 16px 56px; }
  .hero h1 { font-size:clamp(1.8rem,7vw,2.4rem); }
  .hero p { font-size:.93rem; }
  .hero-btns { flex-direction:column; }
  .btn-primary, .btn-outline { text-align:center; width:100%; }
  .stats-bar { gap:20px; padding:20px 16px; }
  .stat-num { font-size:1.6rem; }
  .salas-grid { grid-template-columns:1fr; }
  .logos-grid { grid-template-columns:1fr 1fr; }
  .evento-item { padding:20px 16px; }
  .evento-fecha { font-size:1.4rem; }
  .cta-section { padding:64px 20px; }
  .cta-btns { flex-direction:column; align-items:center; }
  section { padding:56px 16px; }
}

@media(max-width:380px) {
  .nav-logo img { height:28px; max-width:110px; }
  .stats-bar { flex-direction:column; gap:14px; }
  .logos-grid { grid-template-columns:1fr; }
}