*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --azul:#1F4E79;
  --azul-desc:#3B82C4;
  --niebla:#EBF3FB;
  --tierra:#A0714F;
  --gris:#6B7280;
  --negro:#1A1A1A;
  --blanco:#FFFFFF;
  --fondo:#FDFAF7;
  --borde:rgba(0,0,0,0.08);
  --serif:'Playfair Display',Georgia,serif;
  --sans:'Jost',Arial,sans-serif;
}
html{font-size:16px;scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--fondo);color:var(--negro);line-height:1.7;font-weight:300}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}

/* NAV */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(253,250,247,0.96);backdrop-filter:blur(8px);border-bottom:.5px solid var(--borde);padding:0 48px;display:flex;align-items:center;justify-content:space-between;height:52px}
.nav-logo{display:flex;align-items:center}
.nav-logo-img{height:46px;width:auto;display:block}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none}
.nav-links a{font-size:10px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:var(--gris);transition:color .2s}
.nav-links a:hover{color:var(--azul)}
.nav-links a.active{color:var(--azul)}
.nav-cta{color:var(--azul) !important;border:.5px solid var(--azul);padding:5px 14px;border-radius:3px;transition:all .2s !important}
.nav-cta:hover{background:var(--azul);color:var(--blanco) !important}
.nav-burger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px}
.nav-burger span{display:block;width:20px;height:1px;background:var(--negro)}

.progress-bar{position:fixed;top:52px;left:0;z-index:99;height:2px;background:var(--azul-desc);width:0%;transition:width .1s linear;opacity:.8}

/* PAGE HEADER */
.page-header{background:var(--negro);padding:120px 96px 80px;position:relative;overflow:hidden}
.page-header::before{content:'';position:absolute;left:48px;top:72px;bottom:40px;width:1.5px;background:rgba(255,255,255,.08)}
.page-header-label{font-size:9px;font-weight:500;color:rgba(255,255,255,.25);letter-spacing:.22em;text-transform:uppercase;margin-bottom:20px}
.page-header-title{font-family:var(--serif);font-size:clamp(36px,4vw,54px);font-weight:400;color:var(--blanco);line-height:1.08;max-width:640px;margin-bottom:16px}
.page-header-title em{font-style:italic;color:rgba(255,255,255,.45)}
.page-header-sep{display:flex;align-items:center;width:80px;margin-bottom:20px}
.page-header-sep-line{flex:1;height:.5px;background:rgba(255,255,255,.15)}
.page-header-sep-dot{width:4px;height:4px;border-radius:50%;background:var(--tierra);margin:0 8px;flex-shrink:0}
.page-header-sub{font-size:14px;font-weight:300;color:rgba(255,255,255,.3);max-width:500px;line-height:1.85}

/* DARK ICON */
.dark-icon{position:absolute;right:48px;top:50%;transform:translateY(-50%);width:220px;height:220px;pointer-events:none;z-index:10;animation:iconFloat 7s ease-in-out infinite;opacity:1}
.dark-icon img{width:100%;height:100%;object-fit:contain}
@keyframes iconFloat{0%,100%{transform:translateY(-50%) rotate(0deg)}33%{transform:translateY(calc(-50% - 10px)) rotate(1.5deg)}66%{transform:translateY(calc(-50% - 5px)) rotate(-1deg)}}

/* LAYOUT */
.main{max-width:1100px;margin:0 auto;padding:72px 48px}
.sep{display:flex;align-items:center;margin:48px 0}
.sep-line{flex:1;height:.5px;background:var(--borde);transform:scaleX(0);transform-origin:left;transition:transform .8s ease}
.sep.visible .sep-line{transform:scaleX(1)}
.sep-dot{width:5px;height:5px;border-radius:50%;background:var(--azul);margin:0 10px;flex-shrink:0;opacity:0;transition:opacity .3s ease .7s}
.sep.visible .sep-dot{opacity:1}
p{font-size:14px;font-weight:300;color:var(--gris);line-height:1.85;margin-bottom:12px}
p strong{color:var(--negro);font-weight:500}
.slabel{font-size:9px;font-weight:500;color:var(--gris);letter-spacing:.14em;text-transform:uppercase;margin-bottom:16px;padding-bottom:8px;border-bottom:.5px solid var(--borde)}

/* GRID CONTACTO */
.contacto-grid{display:grid;grid-template-columns:1fr 400px;gap:4rem;align-items:start}

/* FORMULARIO */
.form-field{display:flex;flex-direction:column;gap:6px;margin-bottom:20px}
.form-label{font-size:10px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--gris)}
.form-input{
  background:var(--blanco);
  border:.5px solid var(--borde);
  border-radius:4px;
  padding:12px 16px;
  font-family:var(--sans);
  font-size:14px;
  font-weight:300;
  color:var(--negro);
  outline:none;
  transition:border-color .2s,box-shadow .2s;
  width:100%;
}
.form-input::placeholder{color:var(--gris);opacity:.5}
.form-input:focus{border-color:var(--azul-desc);box-shadow:0 0 0 3px rgba(59,130,196,.08)}
.form-textarea{min-height:120px;resize:vertical;line-height:1.65}

/* TIPO DE INICIATIVA */
.tipo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.tipo-option{
  border:.5px solid var(--borde);
  border-radius:4px;
  padding:10px 8px;
  font-size:12px;
  font-weight:400;
  color:var(--gris);
  background:var(--blanco);
  cursor:pointer;
  transition:all .2s;
  text-align:center;
  user-select:none;
}
.tipo-option:hover{border-color:var(--azul-desc);color:var(--azul)}
.tipo-option.selected{border-color:var(--azul);color:var(--azul);background:var(--niebla)}

/* BTN SUBMIT */
.btn-submit{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--azul);color:var(--blanco);
  border:none;border-radius:4px;
  padding:14px 28px;
  font-family:var(--sans);font-size:11px;font-weight:500;
  letter-spacing:.1em;text-transform:uppercase;
  cursor:pointer;width:100%;justify-content:center;
  transition:all .25s;margin-top:8px;
}
.btn-submit:hover{background:#163a5e;transform:translateY(-1px);box-shadow:0 6px 20px rgba(31,78,121,.25)}
.form-note{font-size:11px;color:var(--gris);opacity:.6;text-align:center;margin-top:10px;margin-bottom:0}

/* SIDEBAR */
.sidebar{}
.sidebar-quote{
  background:var(--negro);
  border-radius:10px;
  padding:32px 28px;
  position:relative;overflow:hidden;
  margin-bottom:24px;
}
.sidebar-quote::before{content:'';position:absolute;left:16px;top:24px;bottom:24px;width:1.5px;background:rgba(255,255,255,.08)}
.sidebar-quote-text{font-family:var(--serif);font-size:18px;font-style:italic;color:rgba(255,255,255,.75);line-height:1.6;margin-bottom:12px}
.sidebar-quote-source{font-size:10px;font-weight:500;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.25)}

.canales{display:flex;flex-direction:column}
.canal{
  display:flex;justify-content:space-between;align-items:center;
  padding:14px 0;
  border-bottom:.5px solid var(--borde);
  transition:background .2s;
}
.canal:first-child{border-top:.5px solid var(--borde)}
.canal-info{}
.canal-name{font-size:13px;font-weight:500;color:var(--negro);margin-bottom:2px}
.canal-sub{font-size:12px;font-weight:300;color:var(--gris)}
.canal-link{
  font-size:10px;font-weight:500;
  letter-spacing:.1em;text-transform:uppercase;
  color:var(--azul);
  border:.5px solid var(--azul);
  padding:5px 12px;border-radius:3px;
  transition:all .2s;white-space:nowrap;
  flex-shrink:0;margin-left:1rem;
}
.canal-link:hover{background:var(--azul);color:var(--blanco)}

/* FADE */
.fade-up{opacity:0;transform:translateY(20px);transition:opacity .7s ease,transform .7s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* FOOTER */
.footer{background:var(--negro);padding:48px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:24px}
.footer-logo{display:flex;flex-direction:column;gap:6px}
.footer-logo-img{height:56px;width:auto;opacity:.9}
.footer-logo span{font-family:var(--sans);font-size:8px;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.25)}
.footer-links{display:flex;gap:24px;list-style:none;flex-wrap:wrap}
.footer-links a{font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.32);transition:color .2s}
.footer-links a:hover{color:rgba(255,255,255,.75)}
.footer-meta{font-size:9px;color:rgba(255,255,255,.18);letter-spacing:.06em}

/* RESPONSIVE */
@media(max-width:900px){
  .nav{padding:0 24px}
  .page-header{padding:100px 48px 56px}
  .page-header::before{left:24px}
  .main{padding:56px 32px}
  .contacto-grid{grid-template-columns:1fr;gap:2.5rem}
  .footer{padding:36px}
}
@media(max-width:640px){
  .nav{padding:0 20px}
  .nav-links{display:none}
  .nav-links.open{display:flex;flex-direction:column;position:absolute;top:52px;left:0;right:0;background:rgba(253,250,247,.98);border-bottom:.5px solid var(--borde);padding:20px 24px;gap:16px}
  .nav-burger{display:flex}
  .page-header{padding:88px 24px 185px;padding-left:52px}
  .page-header .dark-icon{width:90px;height:90px;right:auto;left:0;right:0;margin:auto;top:auto;bottom:56px;transform:none}
  .main{padding:48px 20px}
  .tipo-grid{grid-template-columns:1fr 1fr}
  .footer{padding:32px 24px;flex-direction:column;align-items:flex-start}
}