* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', -apple-system, sans-serif; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); min-height: 100vh; padding: 20px 0; }
.container { max-width: 500px; margin: 0 auto; }
.card { background: rgba(255,255,255,0.95); backdrop-filter: blur(20px); border-radius: 20px; padding: 25px; margin-bottom: 20px; box-shadow: 0 20px 40px rgba(0,0,0,0.1); }
.header { text-align: center; color: white; margin-bottom: 20px; }
.header h1 { font-size: 2.5em; margin-bottom: 10px; }
.datos-destino .dato-row { display: flex; gap: 15px; margin-bottom: 15px; }
.dato { flex: 1; }
.dato label { display: block; font-size: 0.85em; color: #666; margin-bottom: 5px; }
.valor { font-family: 'Courier New', monospace; font-size: 1.1em; font-weight: bold; color: #2c3e50; padding: 12px; background: #f8f9fa; border-radius: 10px; word-break: break-all; }
.btn-copy { background: #3498db; color: white; border: none; padding: 10px 15px; border-radius: 50px; cursor: pointer; margin-left: 10px; font-size: 16px; transition: all 0.3s; }
.btn-copy:hover { background: #2980b9; transform: scale(1.05); }
.info-destino { text-align: center; padding: 15px; background: #e8f5e8; border-radius: 10px; font-weight: 500; margin-top: 10px; }

.input-group { margin-bottom: 20px; }
.input-group label { display: block; margin-bottom: 8px; font-weight: 500; color: #2c3e50; }
input { width: 100%; padding: 15px; border: 2px solid #e1e8ed; border-radius: 12px; font-size: 16px; transition: all 0.3s; }
input:focus { outline: none; border-color: #3498db; box-shadow: 0 0 0 3px rgba(52,152,219,0.1); }
.monto-preview { text-align: right; font-size: 1.2em; font-weight: bold; color: #27ae60; margin-top: 5px; }
.asterisco { color: #e74c3c; }
.btn-primary, .btn-success, .btn-secondary, .btn-whatsapp { padding: 15px 25px; border: none; border-radius: 12px; font-size: 16px; font-weight: 600; cursor: pointer; transition: all 0.3s; margin: 5px; }
.btn-primary { background: linear-gradient(45deg, #3498db, #2980b9); color: 

white; }
.btn-success { background: linear-gradient(45deg, #27ae60, #229954); color: white; }
.btn-secondary { background: #95a5a6; color: white; }
.btn-whatsapp { background: #25d366; color: white; }
.full-width { width: 100%; margin: 10px 0; }
.oculto { display: none !important; }
.simulador { animation: slideIn 0.5s ease-out; }
@keyframes slideIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.paso { margin-bottom: 20px; padding: 20px; background: #f8f9fa; border-radius: 15px; }
.paso-titulo { font-weight: bold; color: #2c3e50; margin-bottom: 10px; font-size: 1.1em; }

.paso-valor { font-size: 1.3em; font-weight: bold; color: #27ae60; padding: 15px; background: white; border-radius: 10px; margin-bottom: 10px; }
.grande { font-size: 2em !important; }
.acciones-simulador { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; }
#qrCode { text-align: center; margin: 20px 0; }
.comprobante-datos { background: #e8f5e8; padding: 20px; border-radius: 15px; margin: 20px 0; }
@media (max-width: 480px) { .container { padding: 0 15px; } .header h1 { font-size: 2em; } .dato-row { flex-direction: column; } .acciones-simulador { flex-direction: column; } }
.copiado { background: #27ae60 !important; animation: pulse 0.6s; }
@keyframes pulse { 0%, 100% { transform: 

scale(1); } 50% { transform: scale(1.05); } }