body {
    font-family: "Segoe UI", sans-serif !important;
    background-color: #295669;
    background-image: linear-gradient(rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.2));
    background-repeat: repeat;
    background-size: 40px 40px;
    min-height: 100vh;
    transition: background 0.5s ease-in-out;
    overflow-x: hidden;
    animation: movePattern 30s linear infinite;
}
@keyframes movePattern {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 40px 40px;
    }
}
#particles-js::after {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.15);
    top: 0;
    left: 0;
    z-index: 0;
}
.back-home {
    position: absolute;
    top: 20px;
    left: 20px;
    background: #007acc;
    color: white;
    padding: 10px 15px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.3s ease-in-out;
}
.back-home:hover {
    background: #005f99;
}
.dark-mode-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: #333;
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    font-size: 14px;
    cursor: pointer;
    transition: background 0.3s ease-in-out;
}
.dark-mode-btn:hover {
    background: #555;
}
.help-container {
    max-width: 600px;
    margin: 50px auto;
    padding: 20px;
    background: #ffffff;
    border-radius: 10px;
    box-shadow: 0px 4px 15px rgba(0, 0, 0, 0.1);
    text-align: center;
    animation: fadeIn 0.5s ease-in-out;
}
.help-container h2 {
    font-size: 26px;
    color: #007acc;
    margin-bottom: 20px;
}
.help-container label {
    font-weight: bold;
    display: block;
    text-align: left;
    margin: 10px 0 5px;
}
.help-container input,
.help-container textarea {
    resize: none;
    width: 95%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
    background: #f9f9f9;
    transition: border 0.3s ease-in-out;
}
/* Cambios en el Focus */
.help-container input:focus,
.help-container textarea:focus {
    border-color: #007acc;
    outline: none;
}
/* Botón de Enviar */
.help-container button {
    display: block;
    width: 100%;
    padding: 12px;
    margin-top: 15px;
    background: #007acc;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 18px;
    cursor: pointer;
    transition: background 0.3s;
}
.help-container button:hover {
    background: #005f99;
}
/* Estilos para Mensajes de Éxito/Error */
.help-container .alert {
    padding: 10px;
    border-radius: 5px;
    text-align: center;
    font-size: 16px;
    margin-bottom: 15px;
}
.alert-success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}
.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}
/* === Diseño Responsivo === */
@media (max-width: 768px) {
    .help-container {
        width: 90%;
        padding: 15px;
    }
    .help-container h2 {
        font-size: 22px;
    }
    .help-container button {
        font-size: 16px;
        padding: 10px;
    }
    .help-container input,
    .help-container textarea {
        font-size: 14px;
        padding: 10px;
    }
    .back-home,
    .dark-mode-btn {
        top: 10px;
        font-size: 12px;
        padding: 8px 12px;
    }
}
/* === Animación de Aparición === */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}