/* =====================================================================
   GSM Nitro - Estilos principales
   Identidad: negro carbón + dorado premium sobre blanco editorial
   ===================================================================== */

:root{
  /* Paleta */
  --carbon:      #0E0E10;   /* fondo oscuro principal */
  --carbon-2:    #17171B;   /* superficies elevadas */
  --grafito:     #2A2A30;   /* bordes sobre oscuro */
  --oro:         #C9A227;   /* dorado destaque */
  --oro-claro:   #E6C760;   /* dorado hover/realce */
  --hueso:       #FAF8F3;   /* fondo claro editorial */
  --tinta:       #1A1A1D;   /* texto sobre claro */
  --gris:        #6B6B72;   /* texto secundario */
  --linea:       #E7E2D6;   /* hairline sobre claro */
  --blanco:      #FFFFFF;

  /* Tipografía */
  --display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --sans:    'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;

  /* Medidas */
  --radio: 14px;
  --radio-sm: 8px;
  --maxw: 1200px;
  --transicion: .35s cubic-bezier(.2,.7,.3,1);
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--sans);
  color:var(--tinta);
  background:var(--hueso);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }

.contenedor{ max-width:var(--maxw); margin-inline:auto; padding-inline:24px; }

h1,h2,h3,h4{ font-family:var(--display); font-weight:600; line-height:1.12; letter-spacing:-.01em; margin:0 0 .4em; }
.display-1{ font-size:clamp(2.4rem,6vw,4.6rem); }
.display-2{ font-size:clamp(1.9rem,4vw,3.1rem); }
.eyebrow{
  font-family:var(--sans); font-size:.78rem; font-weight:600;
  letter-spacing:.22em; text-transform:uppercase; color:var(--oro);
  display:inline-flex; align-items:center; gap:.6rem;
}
.eyebrow::before{ content:""; width:34px; height:1px; background:var(--oro); display:inline-block; }

/* ---------- Botones ---------- */
.btn{
  display:inline-flex; align-items:center; gap:.5rem; cursor:pointer;
  font-family:var(--sans); font-weight:600; font-size:.95rem;
  padding:.85rem 1.5rem; border-radius:var(--radio-sm);
  border:1px solid transparent; transition:var(--transicion);
}
.btn-oro{ background:var(--oro); color:var(--carbon); }
.btn-oro:hover{ background:var(--oro-claro); transform:translateY(-2px); }
.btn-carbon{ background:var(--carbon); color:var(--blanco); }
.btn-carbon:hover{ background:var(--carbon-2); transform:translateY(-2px); }
.btn-linea{ background:transparent; color:var(--tinta); border-color:var(--linea); }
.btn-linea:hover{ border-color:var(--oro); color:var(--oro); }
.btn-linea-claro{ background:transparent; color:var(--blanco); border-color:rgba(255,255,255,.3); }
.btn-linea-claro:hover{ border-color:var(--oro); color:var(--oro); }
.btn-wa{ background:#25D366; color:#fff; }
.btn-wa:hover{ background:#1FB855; transform:translateY(-2px); }

/* ---------- Header ---------- */
.cabecera{
  position:sticky; top:0; z-index:1000;
  background:rgba(14,14,16,.92); backdrop-filter:blur(10px);
  border-bottom:1px solid var(--grafito);
}
.cabecera .contenedor{ display:flex; align-items:center; justify-content:space-between; height:74px; }
.marca{ display:flex; align-items:center; gap:.7rem; color:var(--blanco); font-family:var(--display); font-size:1.4rem; font-weight:600; }
.marca b{ color:var(--oro); font-weight:600; }
.marca small{ font-family:var(--sans); font-size:.6rem; letter-spacing:.2em; color:var(--gris); text-transform:uppercase; display:block; }
.nav{ display:flex; align-items:center; gap:2rem; }
.nav a{ color:#D7D7DC; font-size:.92rem; font-weight:500; transition:color .2s; position:relative; }
.nav a:hover, .nav a.activo{ color:var(--oro); }
.nav a.activo::after{ content:""; position:absolute; left:0; right:0; bottom:-26px; height:2px; background:var(--oro); }
.menu-toggle{ display:none; background:none; border:0; color:#fff; font-size:1.6rem; cursor:pointer; }

/* ---------- Hero ---------- */
.hero{
  background:var(--carbon); color:var(--blanco);
  position:relative; overflow:hidden;
  padding:clamp(4rem,9vw,7.5rem) 0 clamp(3rem,6vw,5rem);
}
.hero::after{
  content:""; position:absolute; inset:0;
  background:radial-gradient(900px 420px at 80% -10%, rgba(201,162,39,.16), transparent 60%);
  pointer-events:none;
}
.hero .contenedor{ position:relative; z-index:2; max-width:920px; }
.hero h1{ color:var(--blanco); margin-top:1rem; }
.hero p.sub{ font-size:clamp(1.05rem,2vw,1.3rem); color:#C8C8CF; max-width:680px; margin:1.3rem 0 2rem; }
.hero-acciones{ display:flex; flex-wrap:wrap; gap:.8rem; }
.hero-stats{ display:flex; gap:2.5rem; margin-top:3.5rem; flex-wrap:wrap; }
.hero-stat .n{ font-family:var(--display); font-size:2.6rem; color:var(--oro); line-height:1; }
.hero-stat .l{ font-size:.82rem; color:#9A9AA2; text-transform:uppercase; letter-spacing:.12em; margin-top:.4rem; }

/* ---------- Secciones ---------- */
.seccion{ padding:clamp(3.5rem,7vw,6rem) 0; }
.seccion-oscura{ background:var(--carbon); color:var(--blanco); }
.seccion-oscura h2{ color:var(--blanco); }
.seccion-head{ max-width:680px; margin-bottom:3rem; }
.seccion-head.centro{ margin-inline:auto; text-align:center; }
.seccion-head p{ color:var(--gris); font-size:1.05rem; }
.seccion-oscura .seccion-head p{ color:#A8A8B0; }

/* ---------- Directorio de divisiones (SIGNATURE) ---------- */
.directorio{ border-top:1px solid var(--linea); }
.div-fila{
  display:grid; grid-template-columns:64px 1fr auto; align-items:center; gap:1.5rem;
  padding:1.6rem 0; border-bottom:1px solid var(--linea);
  transition:var(--transicion); position:relative;
}
.div-fila .num{ font-family:var(--display); font-size:1.1rem; color:var(--oro); font-variant-numeric:tabular-nums; }
.div-fila .info h3{ margin:0 0 .2rem; font-size:1.35rem; }
.div-fila .info .cat{ font-size:.78rem; text-transform:uppercase; letter-spacing:.12em; color:var(--gris); }
.div-fila .info p{ margin:.35rem 0 0; color:var(--gris); font-size:.95rem; max-width:60ch; }
.div-fila .ir{ display:inline-flex; align-items:center; gap:.5rem; color:var(--tinta); font-weight:600; font-size:.9rem; white-space:nowrap; }
.div-fila .ir i{ transition:transform .3s; }
.div-fila:hover{ background:var(--blanco); padding-inline:1.5rem; margin-inline:-1.5rem; border-radius:var(--radio); border-color:transparent; box-shadow:0 14px 40px -22px rgba(0,0,0,.35); }
.div-fila:hover .ir{ color:var(--oro); }
.div-fila:hover .ir i{ transform:translateX(5px); }

/* ---------- Grid de cards (página divisiones) ---------- */
.grid-cards{ display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:1.6rem; }
.card-div{
  background:var(--blanco); border:1px solid var(--linea); border-radius:var(--radio);
  overflow:hidden; display:flex; flex-direction:column; transition:var(--transicion);
}
.card-div:hover{ transform:translateY(-6px); box-shadow:0 24px 50px -28px rgba(0,0,0,.4); border-color:transparent; }
.card-div .banner{ display:block; aspect-ratio:16/9; background:var(--carbon-2) center/cover; position:relative; text-decoration:none; }
.card-div a.banner{ cursor:pointer; }
.card-div .banner .ribete{ position:absolute; top:12px; left:12px; background:var(--oro); color:var(--carbon); font-size:.68rem; font-weight:700; text-transform:uppercase; letter-spacing:.1em; padding:.25rem .6rem; border-radius:4px; z-index:2; }
.card-div .banner-texto{ display:flex; flex-direction:column; align-items:center; justify-content:center; gap:.5rem; text-align:center; padding:1rem 1.2rem; background:radial-gradient(120% 120% at 30% 20%, #20201a 0%, var(--carbon) 60%); border-bottom:2px solid var(--oro); }
.card-div .banner-texto .banner-nombre{ font-family:'Fraunces',serif; font-size:1.6rem; line-height:1.15; color:#fff; font-weight:600; }
.card-div .banner-texto::after{ content:""; position:absolute; left:50%; bottom:14px; transform:translateX(-50%); width:46px; height:2px; background:var(--oro); opacity:.7; }
.card-div .cuerpo{ padding:1.4rem; display:flex; flex-direction:column; gap:.6rem; flex:1; }
.card-div .cuerpo .cat{ font-size:.72rem; text-transform:uppercase; letter-spacing:.12em; color:var(--oro); font-weight:600; }
.card-div h3{ font-size:1.25rem; margin:0; }
.card-div h3 .titulo-div{ color:inherit; text-decoration:none; transition:color .2s; }
.card-div h3 .titulo-div:hover{ color:var(--oro); }
.card-div .div-dominio{ display:inline-flex; align-items:center; gap:.35rem; font-size:.82rem; color:var(--oro); text-decoration:none; font-weight:600; word-break:break-all; }
.card-div .div-dominio:hover{ text-decoration:underline; }
.card-div .div-dominio .bi{ font-size:.85rem; }
.card-div p{ color:var(--gris); font-size:.92rem; margin:0; flex:1; }
.card-div .acciones{ display:flex; gap:.6rem; margin-top:.6rem; }

/* ---------- Filtros ---------- */
.filtros{ display:flex; flex-wrap:wrap; gap:.6rem; margin-bottom:2.5rem; }
.filtro{ padding:.55rem 1.1rem; border:1px solid var(--linea); border-radius:999px; background:transparent; cursor:pointer; font-size:.88rem; font-weight:500; transition:var(--transicion); }
.filtro:hover{ border-color:var(--oro); }
.filtro.activo{ background:var(--carbon); color:var(--blanco); border-color:var(--carbon); }
.buscador-divs{ width:100%; max-width:380px; padding:.7rem 1rem; border:1px solid var(--linea); border-radius:var(--radio-sm); margin-bottom:1.5rem; font-family:var(--sans); }
.buscador-divs:focus{ outline:none; border-color:var(--oro); }

/* ---------- Servicios ---------- */
.grid-serv{ display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:1.4rem; }
.serv-item{ padding:1.8rem; border:1px solid var(--linea); border-radius:var(--radio); background:var(--blanco); transition:var(--transicion); }
.serv-item:hover{ border-color:var(--oro); transform:translateY(-4px); }
.serv-item .ico{ width:52px; height:52px; border-radius:12px; background:var(--carbon); color:var(--oro); display:grid; place-items:center; font-size:1.4rem; margin-bottom:1rem; }
.serv-item h3{ font-size:1.15rem; margin:0 0 .4rem; }
.serv-item p{ color:var(--gris); font-size:.9rem; margin:0; }

/* ---------- Bloques institucionales (MVV) ---------- */
.grid-mvv{ display:grid; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); gap:1.6rem; }
.mvv{ padding:1.8rem; border-left:2px solid var(--oro); background:var(--blanco); border-radius:0 var(--radio) var(--radio) 0; }
.mvv h3{ font-size:1.2rem; }
.mvv p{ color:var(--gris); margin:0; font-size:.95rem; }

/* ---------- Por qué elegirnos ---------- */
.grid-benef{ display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:1.4rem; }
.benef{ text-align:left; }
.benef .ico{ color:var(--oro); font-size:1.6rem; margin-bottom:.6rem; }
.benef h4{ font-family:var(--sans); font-weight:700; font-size:1rem; margin:0 0 .3rem; }
.benef p{ color:#A8A8B0; font-size:.9rem; margin:0; }

/* ---------- Vendedores ---------- */
.grid-vend{ display:grid; grid-template-columns:repeat(auto-fill,minmax(240px,1fr)); gap:1.4rem; }
.vend{ padding:1.6rem; border:1px solid var(--linea); border-radius:var(--radio); background:var(--blanco); text-align:center; }
.vend .foto{ width:84px; height:84px; border-radius:50%; object-fit:cover; margin:0 auto 1rem; background:var(--carbon-2); }
.vend h3{ font-size:1.1rem; margin:0 0 .2rem; }
.vend .cargo{ color:var(--oro); font-size:.82rem; text-transform:uppercase; letter-spacing:.08em; margin-bottom:1rem; }

/* ---------- FAQ ---------- */
.faq-item{ border-bottom:1px solid var(--linea); }
.faq-q{ width:100%; text-align:left; background:none; border:0; padding:1.3rem 0; font-family:var(--sans); font-weight:600; font-size:1.05rem; cursor:pointer; display:flex; justify-content:space-between; gap:1rem; color:var(--tinta); }
.faq-q .mas{ color:var(--oro); transition:transform .3s; flex:none; }
.faq-q[aria-expanded="true"] .mas{ transform:rotate(45deg); }
.faq-a{ max-height:0; overflow:hidden; transition:max-height .35s ease; }
.faq-a div{ padding-bottom:1.3rem; color:var(--gris); }

/* ---------- Formularios ---------- */
.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:1.1rem; }
.campo{ display:flex; flex-direction:column; gap:.35rem; }
.campo.ancho{ grid-column:1 / -1; }
.campo label{ font-size:.85rem; font-weight:600; }
.campo input, .campo select, .campo textarea{
  padding:.75rem .9rem; border:1px solid var(--linea); border-radius:var(--radio-sm);
  font-family:var(--sans); font-size:.95rem; background:var(--blanco); transition:border-color .2s;
}
.campo input:focus, .campo select:focus, .campo textarea:focus{ outline:none; border-color:var(--oro); }
.campo textarea{ resize:vertical; min-height:120px; }
.aviso{ padding:1rem 1.2rem; border-radius:var(--radio-sm); margin-bottom:1.2rem; font-size:.92rem; }
.aviso-ok{ background:#E8F6EC; color:#1B6B33; border:1px solid #BCE3C6; }
.aviso-error{ background:#FBEAEA; color:#9B2226; border:1px solid #F0C5C5; }

/* ---------- Tarjeta de contacto ---------- */
.bloque-contacto{ background:var(--blanco); border:1px solid var(--linea); border-radius:var(--radio); padding:2rem; }
.dato-contacto{ display:flex; align-items:center; gap:.8rem; padding:.7rem 0; border-bottom:1px solid var(--linea); }
.dato-contacto:last-child{ border-bottom:0; }
.dato-contacto i{ color:var(--oro); font-size:1.2rem; width:24px; }

/* ---------- Reseñas ---------- */
.grid-resenas{ display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:1.4rem; }
.resena{ padding:1.5rem; border:1px solid var(--linea); border-radius:var(--radio); background:var(--blanco); display:flex; flex-direction:column; }
.resena-cab{ display:flex; align-items:center; gap:.7rem; margin-bottom:.8rem; }
.resena-foto{ width:40px; height:40px; border-radius:50%; object-fit:cover; flex:none; }
.resena-ini{ width:40px; height:40px; border-radius:50%; flex:none; display:grid; place-items:center; background:var(--carbon); color:var(--oro); font-weight:700; }
.resena-meta{ flex:1; line-height:1.2; }
.resena-meta strong{ display:block; font-size:.92rem; color:var(--tinta); }
.resena-meta small{ color:var(--gris); font-size:.78rem; }
.resena-g{ color:#4285F4; font-size:1.05rem; }
.resena .estrellas{ color:var(--oro); margin-bottom:.5rem; font-size:.92rem; }
.resena p{ color:var(--tinta); margin:0; font-size:.92rem; line-height:1.55; }
.resenas-resumen{ margin:.6rem 0 0; font-size:1.05rem; color:var(--tinta); }
.resenas-resumen strong{ font-size:1.4rem; color:var(--oro); }
.resenas-resumen .estrellas-inline{ color:var(--oro); }
.resenas-resumen small{ color:var(--gris); }

/* ---------- Footer ---------- */
.pie{ background:var(--carbon); color:#A8A8B0; padding:3.5rem 0 1.5rem; border-top:1px solid var(--grafito); }
.pie-grid{ display:grid; grid-template-columns:1.5fr 1fr 1fr; gap:2.5rem; margin-bottom:2.5rem; }
.pie h4{ color:var(--blanco); font-family:var(--sans); font-size:.85rem; text-transform:uppercase; letter-spacing:.14em; margin-bottom:1rem; }
.pie a{ color:#A8A8B0; display:block; padding:.25rem 0; transition:color .2s; font-size:.92rem; }
.pie a:hover{ color:var(--oro); }
.pie-redes{ display:flex; gap:.8rem; margin-top:1rem; }
.pie-redes a{ width:38px; height:38px; border:1px solid var(--grafito); border-radius:8px; display:grid; place-items:center; color:#fff; }
.pie-redes a:hover{ border-color:var(--oro); color:var(--oro); }
.pie-base{ border-top:1px solid var(--grafito); padding-top:1.5rem; display:flex; justify-content:space-between; flex-wrap:wrap; gap:1rem; font-size:.82rem; }

/* ---------- WhatsApp flotante + volver arriba ---------- */
.wa-flotante{ position:fixed; bottom:24px; right:24px; z-index:900; width:58px; height:58px; border-radius:50%; background:#25D366; color:#fff; display:grid; place-items:center; font-size:1.7rem; box-shadow:0 10px 30px -8px rgba(37,211,102,.6); transition:transform .3s; border:0; cursor:pointer; }
.wa-flotante:hover{ transform:scale(1.08); }
.wa-flotante.activo{ background:var(--carbon); }
.wa-flotante.activo i::before{ content:"\F62A"; } /* x-lg */

/* Panel de contacto rápido WhatsApp */
.wa-panel{ position:fixed; bottom:94px; right:24px; z-index:901; width:min(360px, calc(100vw - 32px)); background:#15151A; border:1px solid #2A2A30; border-radius:18px; box-shadow:0 24px 60px -12px rgba(0,0,0,.6); overflow:hidden; animation:waUp .25s ease; }
@keyframes waUp{ from{ opacity:0; transform:translateY(14px); } to{ opacity:1; transform:translateY(0); } }
.wa-panel-cab{ background:linear-gradient(135deg,#1d1d22,#101013); padding:1rem 1.1rem; display:flex; align-items:flex-start; justify-content:space-between; border-bottom:1px solid #2A2A30; }
.wa-panel-cab strong{ display:block; color:#fff; font-size:1rem; }
.wa-panel-cab span{ color:var(--oro); font-size:.78rem; }
.wa-cerrar{ background:transparent; border:0; color:#9a9aa2; font-size:1rem; cursor:pointer; padding:.2rem; }
.wa-cerrar:hover{ color:#fff; }
.wa-panel-cuerpo{ padding:1.1rem; max-height:min(70vh,560px); overflow-y:auto; }
.wa-campo{ display:block; margin-bottom:.9rem; }
.wa-campo > span{ display:block; font-size:.78rem; color:#c8c8cf; margin-bottom:.35rem; }
.wa-campo input, .wa-campo textarea{ width:100%; padding:.65rem .75rem; border-radius:9px; border:1px solid #2A2A30; background:#0E0E10; color:#fff; font:inherit; font-size:.9rem; resize:vertical; }
.wa-campo input:focus, .wa-campo textarea:focus{ outline:none; border-color:var(--oro); }
.wa-vendedores{ display:flex; flex-direction:column; gap:.5rem; }
.wa-vend{ display:flex; align-items:center; gap:.7rem; width:100%; text-align:left; padding:.55rem .7rem; border-radius:11px; border:1px solid #2A2A30; background:#0E0E10; color:#fff; cursor:pointer; transition:border-color .2s, background .2s; }
.wa-vend:hover{ border-color:var(--oro); background:#17170F; }
.wa-vend.sel{ border-color:var(--oro); background:#1c1a10; box-shadow:0 0 0 1px var(--oro) inset; }
.wa-vend-foto{ width:40px; height:40px; border-radius:50%; object-fit:cover; flex:none; }
.wa-vend-ini{ width:40px; height:40px; border-radius:50%; flex:none; display:grid; place-items:center; background:var(--oro); color:var(--carbon); font-weight:700; font-size:1.05rem; }
.wa-vend-info{ flex:1; line-height:1.2; }
.wa-vend-info strong{ display:block; font-size:.9rem; }
.wa-vend-info small{ color:#8a8a92; font-size:.74rem; }
.wa-vend > .bi-whatsapp{ color:#25D366; font-size:1.2rem; }
.wa-aviso{ color:#f0a0a0; font-size:.8rem; margin:.3rem 0 0; }
.arriba{ position:fixed; bottom:24px; left:24px; z-index:900; width:46px; height:46px; border-radius:50%; background:var(--carbon); color:#fff; display:grid; place-items:center; opacity:0; pointer-events:none; transition:opacity .3s; border:1px solid var(--grafito); cursor:pointer; }
.arriba.visible{ opacity:1; pointer-events:auto; }

/* ---------- Mapa ---------- */
.mapa-wrap{ border-radius:var(--radio); overflow:hidden; border:1px solid var(--linea); min-height:340px; }
.mapa-wrap iframe{ width:100%; min-height:340px; border:0; display:block; }

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .nav{ position:fixed; inset:74px 0 auto 0; background:var(--carbon); flex-direction:column; align-items:flex-start; gap:0; padding:1rem 24px; border-bottom:1px solid var(--grafito); transform:translateY(-120%); transition:transform .35s; }
  .nav.abierto{ transform:translateY(0); }
  .nav a{ width:100%; padding:.9rem 0; border-bottom:1px solid var(--grafito); }
  .nav a.activo::after{ display:none; }
  .menu-toggle{ display:block; }
  .form-grid{ grid-template-columns:1fr; }
  .pie-grid{ grid-template-columns:1fr; gap:1.8rem; }
  .div-fila{ grid-template-columns:40px 1fr; }
  .div-fila .ir{ grid-column:2; justify-self:start; margin-top:.6rem; }
}
@media (max-width:560px){
  .hero-stats{ gap:1.6rem; }
  .hero-stat .n{ font-size:2rem; }
}

/* Accesibilidad: respeta reduce-motion */
@media (prefers-reduced-motion:reduce){
  *{ animation:none !important; transition:none !important; scroll-behavior:auto !important; }
}