/* ============================================================
   Circufy — principal
   Archivo: principal.css
   ============================================================ */

:root {
  --bg: #03080f;
  --panel: #070f1a;
  --panel2: #0a1628;
  --border: rgba(0,220,255,0.14);
  --neon: #00dcff;
  --purple: #a855f7;
  --yellow: #ffa801;
  --text: #c0e0ff;
}

/* ── RESET ── */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: 'Rajdhani', sans-serif;
  overflow-x: hidden;
}

/* ── FONDO ── */
.background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.background video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(0,220,255,0.15), rgba(3,8,15,0.85));
}

/* ── CONTENEDOR ── */
.main-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* ── TARJETA ── */
.main-card {
  background: linear-gradient(145deg, var(--panel), var(--panel2));
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  width: 420px;
  text-align: center;
  box-shadow: 0 0 30px rgba(0,220,255,0.15);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
  animation: fadeIn 0.8s ease;
}

/* ── EFECTO BRILLO ── */
.main-card::before {
  content: "";
  position: absolute;
  inset: -2px;
  background: linear-gradient(120deg, transparent, var(--neon), transparent);
  opacity: 0.1;
  filter: blur(10px);
  z-index: 0;
}

.main-card * {
  position: relative;
  z-index: 1;
}

/* ── LOGO ── */
.main-logo {
  width: 220px;
  margin-bottom: 15px;
  filter: drop-shadow(0 0 10px var(--neon));
  animation: floatLogo 3s ease-in-out infinite;
}

/* ── TÍTULO ── */
.main-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 32px;
  color: var(--neon);
  margin-bottom: 20px;
  text-shadow: 0 0 10px var(--neon);
}

/* ── DESCRIPCIÓN ── */
.main-description {
  font-size: 14px;
  margin-bottom: 30px;
  line-height: 1.5;
}

/* ── BOTONES ── */
.main-buttons {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.btn {
  padding: 12px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.25s ease;
  border: 1px solid transparent;
}

.btn:active {
  transform: scale(0.97);
}

.neon-blue {
  color: var(--neon);
  border-color: var(--neon);
}

.neon-blue:hover {
  background: var(--neon);
  color: #000;
  box-shadow: 0 0 15px var(--neon);
}

.neon-purple {
  color: var(--purple);
  border-color: var(--purple);
}

.neon-purple:hover {
  background: var(--purple);
  color: #000;
  box-shadow: 0 0 15px var(--purple);
}

.neon-yellow {
  color: var(--yellow);
  border-color: var(--yellow);
}

.neon-yellow:hover {
  background: var(--yellow);
  color: #000;
  box-shadow: 0 0 15px var(--yellow);
}

/* ── ANIMACIONES ── */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatLogo {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}