body { 
    margin: 0; 
    background-color: #ffffff; 
    color: white; 
    font-family: 'Segoe UI', sans-serif; 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    min-height: 100vh;
}

.header { 
    padding: 20px; 
    text-align: center; 
    width: 100%; 
    background: #111; 
    box-shadow: 0 4px 6px rgba(0,0,0,0.5); 
    z-index: 10; 
    box-sizing: border-box;
}

.header h1 {
    margin: 0;
    color: #000000;
    font-size: 24px;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.imagen{
    margin-left: 100px;
}
.registro-container { 
    background: #ffffff; 
    padding: 30px; 
    border-radius: 10px; 
    border: 2px solid #000000; 
    margin-top: 100px; 
    width: 100%;
    max-width: 600px; 
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.registro-container h2 { 
    margin-top: 0; 
    margin-bottom: 10px;
    text-align: center; 
    color: #979797; 
    text-transform: uppercase;
}

.step-indicator {
    text-align: center;
    color: #aaaaaa;
    font-size: 14px;
    margin-bottom: 25px;
    font-weight: bold;
}


.seccion {
    display: none; 
    animation: fadeIn 0.4s ease-in-out;
}

.seccion.activa {
    display: block; 
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.form-grid { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 20px; 
}


.form-group { 
    display: flex; 
    flex-direction: column; 
}

.form-group.full-width {
    grid-column: span 2;
}

.form-group label { 
    font-size: 13px; 
    margin-bottom: 8px; 
    color: #aaaaaa; 
    font-weight: bold;
}

.form-group input, 
.form-group select { 
    padding: 10px; 
    border-radius: 6px; 
    border: 1px solid #000000; 
    background: #ffffff; 
    color: rgb(0, 0, 0); 
    font-size: 14px;
    outline: none;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus {
    border-color: #a0a0a0;
}

.btn-acciones {
    grid-column: span 2;
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.btn-primary, .btn-secondary { 
    flex: 1;
    padding: 12px;
    font-size: 16px;
    font-weight: bold;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    text-transform: uppercase;
    transition: background 0.3s;
}

.btn-primary {
    background: #b87333; 
    color: white;
}
.btn-primary:hover { background: #4c70ba; }
.btn-primary:disabled { background: #555; color: #888; cursor: not-allowed; }

.btn-secondary {
    background: #444;
    color: white;
}
.btn-secondary:hover { background: #555; }

.estado-registro { 
    text-align: center; 
    margin-top: 25px; 
    font-size: 18px; 
    font-weight: bold; 
    color: #000000; 
    background: rgba(0, 255, 204, 0.1);
    padding: 10px;
    border-radius: 6px;
}

.mensaje-alerta {
    text-align: center;
    margin-top: 15px;
    padding: 10px;
    border-radius: 4px;
    display: none;
    font-weight: bold;
}
.alerta-success { background: rgba(0, 255, 102, 0.2); color: #00ff66; border: 1px solid #00ff66; }
.alerta-error { background: rgba(255, 51, 51, 0.2); color: #ff3333; border: 1px solid #ff3333; }

.camera-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    width: 100%;
}

#video-webcam, #foto-capturada {
    width: 100%;
    max-width: 400px; 
    height: 300px;
    background: #000;
    border-radius: 8px;
    object-fit: cover;
    border: 2px solid #444;
}

#foto-capturada {
    display: none; 
}

.btn-camara {
    background: #949494; 
    color: #1a1a1a;
    padding: 12px 25px;
    font-size: 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    text-transform: uppercase;
    transition: background 0.3s;
}

.btn-camara:hover {
    background: #949494;
}