/* css/styles.css */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Base */
body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

/* Contenedor principal */
.container {
  max-width: 450px;
  width: 90%;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border-radius: 25px;
  padding: 40px;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.2);
  text-align: center;
}

/* Badge de versión (si lo usás) */
.version-badge {
  background: linear-gradient(45deg, #ff6b6b, #feca57);
  color: white;
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: bold;
  margin-bottom: 20px;
  display: inline-block;
  animation: pulse 2s infinite;
}

/* Animación pulso */
@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

/* Logo */
.logo {
  font-size: 4rem;
  margin-bottom: 20px;
  animation: bounce 2s infinite;
}

/* Animación bounce */
@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-10px); }
  60% { transform: translateY(-5px); }
}

/* Títulos */
h1 {
  font-size: 2.2rem;
  margin-bottom: 10px;
  background: linear-gradient(45deg, #ff6b6b, #feca57, #48dbfb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 30px;
}

/* Banner sin efectivo */
.no-cash-banner {
  background: linear-gradient(45deg, #ff4757, #ff3838);
  padding: 15px;
  border-radius: 15px;
  margin-bottom: 25px;
  border: 2px solid #ff6b6b;
}

.no-cash-banner h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

/* Métodos de pago */
.payment-methods {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
  margin: 25px 0;
}

.payment-option {
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 15px;
  padding: 20px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.payment-option:hover {
  transform: translateY(-5px);
  border-color: #48dbfb;
  box-shadow: 0 15px 30px rgba(72, 219, 251, 0.3);
}

.payment-option.selected {
  border-color: #48dbfb;
  background: rgba(72, 219, 251, 0.2);
}

.payment-option.free-plan {
  border-color: #2ed573;
  background: rgba(46, 213, 115, 0.1);
}
.payment-option.free-plan .payment-price {
  color: #2ed573;
  font-size: 1.2rem;
}

.payment-option.premium {
  border-color: #feca57;
  background: rgba(254, 202, 87, 0.1);
}

.payment-icon {
  font-size: 2.5rem;
  margin-bottom: 10px;
}
.payment-name {
  font-weight: bold;
  margin-bottom: 5px;
}
.payment-price {
  font-size: 1.5rem;
  color: #feca57;
  font-weight: bold;
}

/* Formulario */
.user-form {
  margin: 25px 0;
}
.form-group {
  margin-bottom: 20px;
  text-align: left;
}
.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: bold;
  color: #feca57;
}
.form-group input {
  width: 100%;
  padding: 15px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
  font-size: 1rem;
  transition: all 0.3s ease;
}
.form-group input:focus {
  outline: none;
  border-color: #48dbfb;
  box-shadow: 0 0 20px rgba(72, 219, 251, 0.3);
}
.form-group input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

/* Botones */
.pay-button {
  width: 100%;
  padding: 18px;
  background: linear-gradient(45deg, #48dbfb, #0abde3);
  border: none;
  border-radius: 15px;
  color: white;
  font-size: 1.2rem;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 20px;
}
.pay-button:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(72, 219, 251, 0.4);
}
.pay-button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* Panel externo / copiado de enlace */
.external-box {
  background: rgba(255, 255, 255, 0.12);
  border: 1px dashed rgba(255, 255, 255, 0.35);
  border-radius: 12px;
  padding: 12px;
}
.open-external {
  display: inline-block;
  margin-top: 8px;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(72, 219, 251, 0.2);
  border: 1px solid #48dbfb;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
}
.open-external:hover {
  filter: brightness(1.1);
}
.mini-note {
  opacity: 0.85;
  font-size: 0.9rem;
  margin-top: 6px;
}

/* Loading */
.loading {
  display: none;
  text-align: center;
  padding: 20px;
}
.spinner {
  width: 50px;
  height: 50px;
  border: 5px solid rgba(255, 255, 255, 0.3);
  border-top: 5px solid #48dbfb;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* QR (si lo reactivás) */
.qr-container {
  display: none;
  margin: 25px 0;
  padding: 25px;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 15px;
  color: #333;
}
.qr-code {
  width: 200px;
  height: 200px;
  background: white;
  margin: 20px auto;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  border: 3px solid #48dbfb;
}
.timer {
  font-size: 1.5rem;
  color: #ff4757;
  font-weight: bold;
  margin-top: 15px;
}

/* Mensaje de éxito */
.success-message {
  display: none;
  background: linear-gradient(45deg, #2ed573, #1e90ff);
  padding: 25px;
  border-radius: 15px;
  margin: 20px 0;
}
.success-message h3 {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

/* Credenciales WiFi (si las mostrás) */
.wifi-credentials {
  background: rgba(255, 255, 255, 0.1);
  padding: 20px;
  border-radius: 10px;
  margin-top: 15px;
}
.wifi-credentials strong {
  color: #feca57;
}

/* Digital wallets (si las reactivás) */
.digital-wallets {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin: 20px 0;
}
.wallet-option {
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 10px;
  padding: 15px 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
}
.wallet-option:hover {
  border-color: #48dbfb;
  transform: scale(1.05);
}
.wallet-option.selected {
  border-color: #48dbfb;
  background: rgba(72, 219, 251, 0.2);
}
.wallet-icon {
  font-size: 1.5rem;
  margin-bottom: 5px;
}
.wallet-name {
  font-size: 0.8rem;
  font-weight: bold;
}

/* Badges de seguridad (si los reactivás) */
.security-badges {
  display: flex;
  justify-content: center;
  gap: 15px;
  margin: 20px 0;
  flex-wrap: wrap;
}
.security-badge {
  background: rgba(255, 255, 255, 0.1);
  padding: 8px 15px;
  border-radius: 20px;
  font-size: 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Responsive */
@media (max-width: 480px) {
  .container { padding: 25px; margin: 20px; }
  .payment-methods { grid-template-columns: 1fr; }
  .digital-wallets { grid-template-columns: repeat(2, 1fr); }
}