:root {
  --bg: #0a0f1f;
  --text: #e6e9ef;
  --muted: #a8b0bf;
  --primary: #1f6feb;
  --accent: #19c6c8;
  --card: #11182b;
  --border: rgba(255,255,255,0.12);
}

* { box-sizing: border-box }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height: 1.55;
}
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px }
.site-header { position: sticky; top: 0; backdrop-filter: saturate(1.3) blur(8px); background: rgba(10,15,31,0.7); border-bottom: 1px solid var(--border); z-index: 50 }
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px }
.logo { color: var(--text); font-weight: 700; text-decoration: none; letter-spacing: 0.2px }
.menu { display: flex; gap: 20px; list-style: none; padding: 0; margin: 0 }
.menu a { color: var(--text); text-decoration: none; padding: 8px 10px; border-radius: 8px }
.menu a:hover { background: rgba(255,255,255,0.06) }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px; border-radius: 10px; text-decoration: none; font-weight: 600 }
.btn-primary { background: var(--primary); color: white }
.btn-primary:hover { filter: brightness(1.05) }
.btn-secondary { background: var(--accent); color: #051018 }

.hero { position: relative; min-height: 60vh; display: grid; place-items: center; }
.hero-media { position: absolute; inset: 0; background:
  radial-gradient(60% 80% at 20% 10%, rgba(31,111,235,0.25), transparent 60%),
  radial-gradient(60% 80% at 80% 90%, rgba(25,198,200,0.25), transparent 60%),
  url('/img/hero.jpg') center/cover no-repeat;
  filter: saturate(1.1) contrast(1.05);
}
.hero-content { position: relative; text-align: center; padding: 60px 24px }
.hero h1 { font-size: clamp(2rem, 4vw, 3rem); margin: 0 0 12px }
.hero p { color: var(--muted); max-width: 720px; margin: 0 auto 20px }

.pilares { background: linear-gradient(180deg, rgba(255,255,255,0.02), transparent); padding: 48px 0 }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px }
.grid-4 article { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 20px }
.grid-4 h3 { margin: 0 0 8px }

.sectores { padding: 40px 0 }
.sectores h2 { margin: 0 0 20px }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px }
.sector { background: var(--card); border: 1px solid var(--border); border-radius: 16px; overflow: hidden }
.sector img { width: 100%; height: 220px; object-fit: cover; display: block }
.sector h3 { margin: 16px 16px 4px }
.sector p { margin: 0 16px 12px; color: var(--muted) }
.sector .link { margin: 0 16px 16px; display: inline-block; color: var(--accent); text-decoration: none; font-weight: 600 }

.aliados { padding: 40px 0; border-top: 1px solid var(--border) }
.logos { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; list-style: none; padding: 0; margin: 20px 0 }
.logos img { width: 100%; height: 48px; object-fit: contain; filter: saturate(1.2) }

.site-footer { padding: 40px 0; border-top: 1px solid var(--border) }
.footer-grid { display: grid; grid-template-columns: 2fr 3fr 1.5fr; gap: 24px }
.contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px }
.contact-form label { grid-column: 1 / -1; color: var(--muted) }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border); background: #0d1426; color: var(--text)
}
.contact-form textarea { min-height: 120px; grid-column: 1 / -1 }
.contact-form button { grid-column: 1 / -1 }

.credits { margin-top: 20px; border-top: 1px solid var(--border); padding-top: 12px; color: var(--muted) }

/* Responsive */
@media (max-width: 960px) {
  .grid-4 { grid-template-columns: 1fr 1fr }
  .footer-grid { grid-template-columns: 1fr }
  .logos { grid-template-columns: repeat(3, 1fr) }
}
@media (max-width: 640px) {
  .menu { gap: 12px; flex-wrap: wrap }
  .grid-2 { grid-template-columns: 1fr }
  .grid-4 { grid-template-columns: 1fr }
}