:root {
  --bg: #0b1220;        /* fondo principal */
  --bg-soft: #0f172a;   /* variantes */
  --card: #111827;      /* tarjetas */
  --line: rgba(255,255,255,.08);
  --text: #e5e7eb;      /* texto principal */
  --muted: #9ca3af;     /* texto secundario */
  --primary: #3b82f6;   /* azul acción */
  --primary-600: #2563eb;
  --accent: #22d3ee;    /* cian suave */
  --danger: #f43f5e;
}

* { box-sizing: border-box }
html,body {
  margin:0; padding:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

/* contenedor genérico */
.container { width:min(1100px,92%); margin:0 auto }

/* HERO */
.hero { position:relative; min-height:70vh; display:flex; align-items:center; color:#fff }
.hero__bg { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; filter:brightness(.5) }
.hero__overlay { position:absolute; inset:0; background: linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,.6)) }
.hero__content { position:relative; z-index:1; max-width:820px }
.hero h1 { font-size:clamp(28px,5vw,48px); margin:.15em 0 .25em }
.hero__sub { font-size:clamp(16px,2.5vw,19px); color:#d1d5db; margin:0 0 1rem }
.pill { display:inline-block; background: rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.2);
  padding:.5rem .9rem; border-radius:9999px; font-weight:700; margin:.4rem 0 1.1rem }
.btn { display:inline-block; border:0; border-radius:9999px; padding:.9rem 1.25rem; font-weight:700; text-decoration:none }
.btn--primary { background: var(--primary); color:#fff }
.btn--primary:hover { background: var(--primary-600) }

/* SECCIONES GENÉRICAS */
main section { padding:46px 0 }

/* FEATURES (chips) */
.features {
  display:grid; grid-template-columns:repeat(5,1fr); gap:12px;
  background: var(--bg-soft); border:1px solid var(--line); border-radius:16px; padding:16px;
  box-shadow: 0 10px 30px rgba(0,0,0,.35); transform: translateY(-30px);
}
.feature { background:#0b1220; border:1px solid var(--line); border-radius:12px; padding:14px; text-align:center }
.feature__num { display:block; font-size:20px; font-weight:800; color:#fff }
.feature__label { font-size:12px; color: var(--muted) }

/* GRID 2 columnas + card resumen */
.grid-2 { display:grid; grid-template-columns:2fr 1.1fr; gap:28px }
.card {
  background: var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  padding:20px;
  box-shadow: 0 10px 30px rgba(0,0,0,.4);
}
.kv { display:grid; grid-template-columns:1fr 1fr; gap:10px 16px; margin:0 }
.kv dt { font-weight:700; color:#cbd5e1 }
.kv dd { margin:0; color:#e5e7eb }

/* CHECKLIST */
.checklist { padding-left:18px; }
.checklist li { margin:.35rem 0; color:#d1d5db }

/* MAPA */
.map-embed iframe { width:100%; height:360px; border:0; border-radius:16px; }

/* FORMULARIOS */
.form {
  background: var(--card);
  border:1px solid var(--line);
  border-radius:16px;
  padding:20px;
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
}
.form label { display:block; font-size:14px; color:#cbd5e1; margin:0 0 10px }
.form input,.form select,.form textarea {
  width:100%; padding:12px; border:1px solid var(--line); border-radius:12px; font-size:15px;
  background: #0b1220; color:#e5e7eb;
}
.form textarea { min-height:120px; resize:vertical }
.req { color: var(--danger); margin-left:4px }
.btn--full { display:block; width:100%; text-align:center; background: var(--primary); color:#fff }
.btn--full:hover { background: var(--primary-600) }
.muted { color: var(--muted) }
.tiny { font-size:12px }

/* FOOTER */
.footer { padding:28px 0; background:#0a0f1a; color:#9ca3af; margin-top:24px }
.footer a { color:#fff }

/* GALERÍA – tira de miniaturas (la “ristra”) */
.gallery2__preview{
  background:#000; border-radius:16px; overflow:hidden; margin-bottom:12px; border:1px solid var(--line);
}
.gallery2__preview img{ width:100%; height:auto; display:block; cursor:zoom-in; }
.thumbstrip{
  display:flex; gap:10px; overflow-x:auto; padding:10px; border:1px solid var(--line);
  border-radius:12px; background: var(--bg-soft); scroll-snap-type:x mandatory;
}
.thumb{ flex:0 0 auto; scroll-snap-align:center; border-radius:10px; overflow:hidden; border:2px solid transparent; background:#000 }
.thumb img{ display:block; height:96px; width:auto }
.thumb--active{ border-color: var(--primary) }

/* LIGHTBOX oscuro con flechas, contador y pie */
.lightbox{
  position:fixed; inset:0; background:rgba(0,0,0,.88);
  display:flex; align-items:center; justify-content:center; z-index:1000;
  opacity:0; pointer-events:none; transition:.2s;
}
.lightbox[aria-hidden="false"]{ opacity:1; pointer-events:auto }
.lightbox__img{ max-width:min(94vw,1200px); max-height:86vh; border-radius:12px; box-shadow:0 20px 60px rgba(0,0,0,.6) }
.lightbox__close, .lightbox__prev, .lightbox__next{
  position:absolute; width:44px; height:44px; border-radius:50%; border:0; cursor:pointer;
  background:#111827; color:#fff; opacity:.95; font-size:22px; line-height:44px; text-align:center;
  box-shadow: 0 6px 20px rgba(0,0,0,.45);
}
.lightbox__close{ top:20px; right:24px; }
.lightbox__prev{ left:20px; top:50%; transform:translateY(-50%) }
.lightbox__next{ right:20px; top:50%; transform:translateY(-50%) }
.lightbox__counter{
  position:absolute; top:16px; left:50%; transform:translateX(-50%);
  background:rgba(17,24,39,.75); color:#fff; padding:6px 10px; border-radius:9999px;
  font-size:14px; font-weight:700; letter-spacing:.3px;
}
.lightbox__caption{
  position:absolute; bottom:22px; left:50%; transform:translateX(-50%);
  max-width:min(92vw, 1000px); text-align:center; color:#e5e7eb; font-size:14px;
  background:rgba(17,24,39,.6); padding:6px 10px; border-radius:8px;
}

/* UTILS */
.no-scroll{ overflow:hidden }

/* RESPONSIVE */
@media (max-width:900px){
  .grid-2{ grid-template-columns:1fr }
  .features{ grid-template-columns:repeat(3,1fr) }
}
@media (max-width:560px){
  .features{ grid-template-columns:repeat(2,1fr) }
  .thumb img{ height:78px }
}

/* Honeypot – oculto de verdad */
.hp{
  position:absolute !important;
  left:-10000px !important;
  top:auto !important;
  width:1px !important;
  height:1px !important;
  overflow:hidden !important;
  opacity:0 !important;
  pointer-events:none !important;
}

/* HEADER FIJO */
.site-header{
  position: sticky; top:0; z-index: 1100;
  backdrop-filter: saturate(140%) blur(8px);
  background: rgba(11, 18, 32, 0.75); /* combina con --bg */
  border-bottom: 1px solid var(--line);
}
.site-header__inner{
  display:flex; align-items:center; justify-content:space-between;
  padding: 10px 0;
}
.brand{ display:flex; align-items:center; gap:10px; text-decoration:none; }
.brand__logo{ width:32px; height:auto; display:block; }
.brand__name{ color:#e5e7eb; font-weight:700; letter-spacing:.3px; }

.main-nav{ display:flex; align-items:center; gap:10px; }

/* Botón fantasma para el enlace simple */
.btn--ghost{
  background: transparent;
  border: 1px solid var(--line);
  color: #e5e7eb;
}
.btn--ghost:hover{ background: rgba(255,255,255,.06); }

/* Ajuste del primer bloque para que no quede escondido bajo el header */
.hero{ scroll-margin-top: 72px; }

/* Responsive */
@media (max-width:680px){
  .brand__name{ display:none; }            /* deja solo el logo en móvil */
  .main-nav .btn{ padding:.7rem 1rem; }    /* botones más compactos */
}