/* =========================
   LANDING — LIQUID GLASS PRO
   ========================= */

/* --------- Variables & reset --------- */
:root{
  --bg:#0f172a;
  --fg:#e5e7eb;
  --muted:#94a3b8;
  --primary:#60a5fa;
  --primary-2:#a78bfa;
  --glass-bg: rgba(255,255,255,.08);
  --glass-brd: rgba(255,255,255,.22);
  --shadow: 0 10px 40px rgba(0,0,0,.45);
}

*{ box-sizing:border-box; }
html,body{ height:100%; }

/* --------- Body / fondo --------- */
body {
  margin: 0;
  padding: 0;
  font-family: 'Poppins', Arial, Helvetica, sans-serif;
  color: var(--fg);
  /* Tu fondo + degradado profundo para resaltar el blur */
  background:
    radial-gradient(1300px 800px at 25% -10%, #1e293b 0, #0b1222 55%, #05070e 100%),
    #2c3e50 url('/img/bg01.jpg') no-repeat center center / cover;
  overflow-x: hidden;
}

/* --------- Fondo animado (blobs líquidas) --------- */
@keyframes floaty {
  0% { transform:translateY(0) scale(1); opacity:.6; }
  50% { transform:translateY(-20px) scale(1.05); opacity:.9; }
  100% { transform:translateY(0) scale(1); opacity:.6; }
}

.bg-blob{
  position:fixed; inset:auto; z-index:-1;
  filter: blur(70px); opacity:.55; transform:translateZ(0);
  animation: floaty 9s ease-in-out infinite;
  pointer-events:none;
}
.blob-1{ top:-140px; left:-160px; width:540px; height:540px; background:radial-gradient(circle at 30% 30%, #60a5fa, transparent 60%); animation-delay:-2s;}
.blob-2{ top:-80px; right:-160px; width:520px; height:520px; background:radial-gradient(circle at 60% 40%, #a78bfa, transparent 60%); animation-delay:-4s;}
.blob-3{ bottom:-180px; left:40%; width:620px; height:620px; background:radial-gradient(circle at 50% 50%, #34d399, transparent 60%); animation-delay:-6s;}

/* --------- Hero / contenedor principal --------- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 20px;
  /* capa oscura para contraste + blur sutil del fondo */
  background: linear-gradient(180deg, rgba(0,0,0,.45), rgba(0,0,0,.35));
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

/* --------- Header --------- */
.header {
  width: 100%;
  max-width: 1100px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
}

.logo {
  font-size: 20px;
  font-weight: 800;
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:var(--fg);
}
.logo img{
  width:42px; height:42px; border-radius:12px; object-fit:cover;
  box-shadow:0 4px 18px rgba(255,255,255,.15);
}
.logo span {
  font-size: 14px;
  font-weight: normal;
  color: var(--muted);
}

.nav a {
  margin: 0 10px;
  font-size: 16px;
  color: var(--fg);
  text-decoration: none;
  padding:10px 14px;
  border-radius:12px;
  background:linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.03));
  border:1px solid var(--glass-brd);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all .25s ease;
}
.nav a:hover {
  background:rgba(255,255,255,.18);
  box-shadow:0 0 12px rgba(255,255,255,.15);
  transform:translateY(-2px);
  text-decoration: none;
}

/* --------- Tarjeta Liquid Glass + brillo (shine) --------- */
@keyframes shineMove {
  0% { transform: translateX(-120%) rotate(15deg); opacity: 0; }
  50% { opacity: 1; }
  100% { transform: translateX(220%) rotate(15deg); opacity: 0; }
}

.glass{
  position: relative;
  max-width: 1100px;
  width:100%;
  margin-inline:auto;
  background: linear-gradient(135deg, rgba(255,255,255,.16), rgba(255,255,255,.04));
  border:1px solid rgba(255,255,255,.28);
  border-radius:22px;
  box-shadow: var(--shadow);
  padding:40px 28px;
  backdrop-filter: blur(22px) saturate(160%);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
  overflow: hidden;
}
.glass::before{
  /* reflejo suave superior */
  content:"";
  position:absolute; inset:0;
  background: radial-gradient(400px 200px at 30% -20%, rgba(255,255,255,.25), transparent);
  opacity:.5;
  pointer-events:none;
}
.glass::after{
  /* brillo que se mueve */
  content:"";
  position:absolute; top:0; left:-150%;
  width:50%; height:100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.35), transparent);
  animation: shineMove 6s infinite linear;
  pointer-events:none;
}

/* --------- Tipografías hero --------- */
.heading-text {
  font-size: clamp(28px, 6vw, 48px);
  margin: 10px 0 8px;
  line-height: 1.12;
  letter-spacing:.3px;
  background: linear-gradient(90deg, #fff, #dbeafe 40%, #93c5fd 70%);
  -webkit-background-clip: text; background-clip:text; color:transparent;
  text-shadow: 0 0 30px rgba(255,255,255,.08);
}

.sub-text2 {
  font-size: clamp(14px, 3.8vw, 18px);
  line-height: 1.6;
  max-width: 720px;
  margin: 12px auto 22px;
  color: var(--muted);
}

/* --------- Botón principal --------- */
.login-btn {
  display: inline-block;
  background: linear-gradient(180deg, #93c5fd, #60a5fa);
  color: #0b1222;
  text-decoration: none;
  font-size: 18px;
  font-weight: 800;
  padding: 12px 28px;
  border-radius: 12px;
  border: 1px solid transparent;
  box-shadow: 0 10px 25px rgba(96,165,250,.45);
  transition: transform .25s ease, box-shadow .25s ease;
}
.login-btn:hover {
  transform: translateY(-2px) scale(1.03);
  box-shadow: 0 14px 32px rgba(96,165,250,.55);
}

/* --------- Footer --------- */
.footer {
  margin-top: 30px;
  font-size: 14px;
  color: var(--muted);
}
.footer a {
  color: var(--fg);
  text-decoration: none;
  padding:8px 12px;
  border-radius:10px;
  background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border:1px solid var(--glass-brd);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
  transition:.25s;
}
.footer a:hover {
  background:rgba(255,255,255,.14);
  transform:translateY(-2px);
  text-decoration: none;
}

/* --------- Utilidades opcionales --------- */
.row-gap{ row-gap:14px; }
.mt-16{ margin-top:16px; }

/* --------- Accesibilidad: reducir animaciones --------- */
@media (prefers-reduced-motion: reduce) {
  .bg-blob, .glass::after { animation: none !important; }
}

/* --------- Responsive --------- */
@media (max-width: 768px) {
  .header {
    flex-direction: column;
    text-align: center;
    gap: 10px;
  }

  .nav { margin-top: 6px; }

  .nav a {
    display: inline-block;
    margin: 6px 8px;
    font-size: 16px;
  }

  .glass { padding: 28px 18px; }

  .login-btn {
    width: 92%;
    font-size: 16px;
    padding: 12px;
  }
}

/* ==== LIQUID GLASS PRO – utilidades reusables ==== */

/* Animación del brillo que cruza el vidrio */
@keyframes shineMove {
  0% { transform: translateX(-120%) rotate(15deg); opacity: 0; }
  50% { opacity: 1; }
  100% { transform: translateX(220%) rotate(15deg); opacity: 0; }
}

/* Vidrio premium (más brillo y profundidad) */
.glass-pro{
  position: relative;
  background: linear-gradient(135deg, rgba(255,255,255,.18), rgba(255,255,255,.06));
  border:1px solid rgba(255,255,255,.30);
  border-radius:22px;
  box-shadow: 0 12px 44px rgba(0,0,0,.48);
  backdrop-filter: blur(22px) saturate(170%);
  -webkit-backdrop-filter: blur(22px) saturate(170%);
  overflow:hidden;
}

/* Reflejo suave arriba */
.glass-pro::before{
  content:"";
  position:absolute; inset:0;
  background: radial-gradient(420px 220px at 28% -18%, rgba(255,255,255,.25), transparent);
  opacity:.55; pointer-events:none;
}

/* Brillo móvil */
.glass-pro.shine::after{
  content:"";
  position:absolute; top:0; left:-150%;
  width:50%; height:100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.35), transparent);
  animation: shineMove 6s infinite linear;
  pointer-events:none;
}

/* Para cards pequeñas (beneficios, botones sociales) */
.glass-lite{
  background: linear-gradient(180deg, rgba(255,255,255,.10), rgba(255,255,255,.04));
  border:1px solid rgba(255,255,255,.22);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius:18px;
  position:relative; overflow:hidden;
}

/* Brillo sutil en elementos chicos */
.glass-lite.shine::after{
  content:"";
  position:absolute; top:0; left:-100%;
  width:60%; height:100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.22), transparent);
  animation: shineMove 8s infinite linear;
}

/* Opcional: título con “cristal” */
.title-glow{
  text-shadow: 0 0 30px rgba(255,255,255,.10);
  -webkit-background-clip: text; background-clip:text;
}

/* Preferencias de usuario: menos animación */
@media (prefers-reduced-motion: reduce) {
  .glass-pro.shine::after, .glass-lite.shine::after { animation: none !important; }
}