/* ================================
   WLHNOS Créditos - Estilos globales
   Paleta: Azul financiero + Dorado
   Fondo: /img/fondo.jpg (Dinero/Finanzas)
   ================================ */

/* -------- Paleta -------- */
:root{
  --blue:#0b5fff;
  --blue-2:#094bcc;
  --gold:#d4af37;
  --gold-2:#b8962f;
  --text:#ffffff;
  --bg-dark:#0a0f1b;
}

/* -------- Reset -------- */
*{ box-sizing:border-box; }
html,body{ margin:0; padding:0; }
body{
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background: var(--bg-dark);
  line-height: 1.5;
  overflow-x: hidden;
}

/* -------- Fondo financiero (Opción 1) --------
   Coloca la imagen en /img/fondo.jpg
   Mejorado con degradado para legibilidad
*/
body::before{
  content:"";
  position:fixed; inset:0;
  background:
    linear-gradient(180deg, rgba(8,12,26,.66) 0%, rgba(3,10,27,.88) 100%),
    url("img/fondo.jpg");
  background-position:center;
  background-size:cover;
  background-repeat:no-repeat;
  z-index:-1;
  filter:saturate(.95) contrast(1.05) brightness(.92);
}


/* -------- Header / Topbar -------- */
.top{
  display:flex; align-items:center; justify-content:space-between;
  gap:16px;
  padding:14px 24px;
  background: rgba(2,6,23,.72);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,.08);
}

/* Logo en texto dorado animado */
.brand{
  font-weight:900; letter-spacing:.5px; text-transform:uppercase;
  font-size: 22px;
  background: linear-gradient(90deg,#c9a227 0%,#d4af37 20%,#f0d47a 40%,#d4af37 60%,#c9a227 80%,#b8962f 100%);
  background-size: 200% auto;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: goldShimmer 3.2s linear infinite;
  text-shadow: 0 0 10px rgba(212,175,55,.15);
}
@keyframes goldShimmer{ 0%{background-position:0 50%} 100%{background-position:200% 50%} }

/* Navegación */
.nav a{
  color:#e6eefc; text-decoration:none; margin-left:16px; font-weight:600;
}
.nav a:hover{ color: var(--gold); text-shadow: 0 0 10px rgba(212,175,55,.6); }

/* -------- Hero -------- */
.hero{
  text-align:center;
  padding: 72px 20px 48px;
  /* opcional: reforzar legibilidad del bloque hero */
  background: linear-gradient(180deg, rgba(3,10,27,.35), rgba(3,10,27,.35));
  border-radius: 12px;
  display: inline-block; /* para que el fondo no tome todo el ancho si no querés */
  margin: 24px auto 0;
}
.hero h1{ font-size:34px; margin:0 0 6px; color:#fff; }
.hero p{ margin:0 0 18px; color:#e8eefc; }

/* Botones */
.btn, .btn-alt{
  display:inline-block; padding:12px 18px; border-radius:8px; text-decoration:none; font-weight:800;
}
.btn{ background: var(--blue); color:#fff; box-shadow: 0 10px 30px rgba(11,95,255,.3); }
.btn:hover{ background: var(--blue-2); }
.btn-alt{ margin-left:10px; background: transparent; border:1px solid rgba(255,255,255,.3); color:#fff; }
.btn-alt:hover{ border-color:#fff; }

/* -------- Secciones -------- */
.section{
  max-width:1080px; margin:26px auto;
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.08);
  padding:22px; border-radius:14px;
  backdrop-filter: blur(6px);
}
.section h2{ margin:0 0 18px; font-size:22px; color:#fff; }

/* Grids */
.grid4{ display:grid; grid-template-columns:repeat(4,1fr); gap:14px; }
.grid2{ display:grid; grid-template-columns:repeat(2,1fr); gap:12px; }

/* Tarjetas */
.card{
  background: rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08);
  border-radius:10px; padding:14px;
}
.card h3{ margin:0 0 6px; color: var(--gold); }

/* Formulario */
label{ display:block; font-weight:700; margin:6px 0; }
input, select, textarea{
  width:100%; padding:10px; border-radius:8px;
  border:1px solid rgba(255,255,255,.2);
  background: rgba(255,255,255,.06); color:#fff;
}
input:focus, select:focus, textarea:focus{
  outline:none; border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212,175,55,.25);
}
.agree{ display:flex; align-items:center; gap:8px; }

/* Pie de página */
.footer{
  padding:22px; text-align:center; color:#cfd8ff;
  background: rgba(2,6,23,.72);
  border-top: 1px solid rgba(255,255,255,.08);
}

/* -------- Overlay de carga -------- */
#overlay{
  display:none; position:fixed; inset:0;
  background: rgba(2,6,23,.92); backdrop-filter: blur(4px);
  z-index:9999;
  align-items:center; justify-content:center; flex-direction:column; color:#fff;
}
.spinner{
  width:68px; height:68px; border-radius:50%;
  border:5px solid rgba(212,175,55,.3);
  border-top-color: var(--gold);
  animation: spin 1s linear infinite;
}
@keyframes spin{ to{ transform: rotate(360deg); } }
#overlay p{ margin-top:14px; color: var(--gold); }
.show{ display:flex; }

/* -------- Responsive -------- */
@media (max-width: 900px){
  .grid4{ grid-template-columns: repeat(2,1fr); }
  .nav{ display:none; } /* Menú simple en mobile; si querés hamburguesa, la agregamos */
}
@media (max-width: 600px){
  .grid2{ grid-template-columns: 1fr; }
  .hero{ padding:56px 16px; }
  .brand{ font-size:18px; }
  /* Fondo un poco más oscuro en móviles para legibilidad extra */
  body::before{
    background:
      linear-gradient(180deg, rgba(8,12,26,.74) 0%, rgba(3,10,27,.92) 100%),
      url("img/fondo.jpg") center/cover no-repeat;
    filter: saturate(.95) contrast(1.08) brightness(.9);
  }
}

/* -------- Accesibilidad: reducir animaciones -------- */
@media (prefers-reduced-motion: reduce){
  .brand{ animation: none; }
  .spinner{ animation: none; }
}