/* Asegurando que el body use la fuente 'Roboto' */
body {
    font-family: 'Roboto', sans-serif;
    background-color: #121212;
    color: #ffffff;
    line-height: 1.6;
}

/* ========== CARD DE LOGIN ========== */
.card {
    background: #2a2a2a;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    color: #ffffff;
    text-align: center;
}

.card-title {
    color: #D4AF37;
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    margin-bottom: 25px;
    letter-spacing: 1px;
}

.form-group {
    margin-bottom: 20px;
}

label {
    font-weight: 500;
    color: #D4AF37;
    display: block;
    margin-bottom: 5px;
}

input {
    width: 100%;
    padding: 10px;
    background: #333333;
    border: none;
    border-radius: 8px;
    color: #ffffff;
    font-size: 1rem;
    margin-bottom: 10px;
}

input:focus {
    outline: 2px solid #D4AF37;
}

.btn-submit {
    background: #D4AF37;
    color: #121212;
    padding: 12px 25px;
    border: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.3s ease;
    width: 100%;
}

.btn-submit:hover {
    background: #B8860B;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .card {
        padding: 25px;
    }
}