/* =================== Corpo da página =================== */
body {
    background: linear-gradient(135deg, #181818, #2a2a2a);
    color: #f0f0f0;
    font-family: 'Inter', sans-serif;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 40px 10px;
    transition: background 0.3s ease;
}

/* =================== Card =================== */
.card {
    background: #1f1f1f;
    color: #f5f5f5;
    padding: 30px;
    border-radius: 12px;
    max-width: 500px;
    width: 100%;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 69, 0, 0.2);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 60px rgba(255, 69, 0, 0.4);
}

/* =================== Títulos =================== */
h2 {
    color: #ff4500;
    margin-bottom: 20px;
    text-align: center;
    text-shadow: 0 0 5px rgba(255, 69, 0, 0.5);
}

/* =================== Alertas =================== */
.alert-custom {
    font-size: 14px;
    color: #ffc107;
    margin-bottom: 20px;
    text-align: center;
}

/* =================== Labels =================== */
.form-label,
p,
small.text-muted {
    color: #f5f5f5;
    font-weight: 500;
}

.text-muted {
    color: #ccc !important;
    font-weight: 500;
}

/* =================== Inputs e textarea =================== */
input.form-control,
textarea.form-control {
    background-color: #fff;
    color: #181818;
    border: 1px solid #444;
    border-radius: 6px;
    padding: 10px 12px;
    font-size: 16px;
    width: 100%;
    margin-bottom: 12px;
    transition: border 0.2s ease, box-shadow 0.2s ease, transform 0.1s ease;
}

input.form-control:focus,
textarea.form-control:focus {
    border-color: #ff4500;
    box-shadow: 0 0 5px rgba(255, 69, 0, 0.5);
    outline: none;
    transform: scale(1.01);
}

/* =================== Botões =================== */
.btn-custom,
.btn-submit {
    background-color: #ff4500;
    color: #fff;
    font-weight: bold;
    width: 100%;
    padding: 12px 0;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.1s ease;
    box-shadow: 0 5px 15px rgba(255, 69, 0, 0.3);
}

.btn-custom:hover,
.btn-submit:hover {
    background-color: #ff6633;
    box-shadow: 0 8px 25px rgba(255, 69, 0, 0.5);
}

button:active {
    transform: translateY(1px);
    box-shadow: 0 4px 12px rgba(255, 69, 0, 0.4);
}

/* =================== Radios =================== */
.form-check-label {
    color: #f5f5f5;
    font-weight: normal;
    margin-right: 15px;
}

.form-check-input:checked {
    background-color: #ff4500;
    border-color: #ff4500;
    box-shadow: 0 0 3px rgba(255, 69, 0, 0.7);
}

.form-check {
    display: flex;
    align-items: center;
}

/* =================== Form group radios =================== */
.form-group.radios {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-bottom: 15px;
}

.form-group.radios .radios-label {
    color: #f5f5f5;
    font-weight: 500;
    margin-right: 10px;
}

/* =================== Textos adicionais =================== */
p,
small {
    color: #f5f5f5;
}

/* =================== Placeholder =================== */
input::placeholder,
textarea::placeholder {
    color: #aaa;
    opacity: 0.9;
}

/* =================== Links =================== */
a.btn-custom-link {
    display: inline-block;
    text-decoration: none;
    text-align: center;
    padding: 12px 20px;
    margin-top: 10px;
    background-color: #ff4500;
    color: #fff;
    border-radius: 6px;
    font-weight: bold;
    transition: background 0.2s ease, box-shadow 0.2s ease;
}

a.btn-custom-link:hover {
    background-color: #ff6633;
    box-shadow: 0 5px 20px rgba(255, 69, 0, 0.5);
}

/* =================== Responsividade =================== */
@media (max-width: 576px) {
    body {
        padding: 20px 5px;
    }

    .card {
        padding: 20px;
    }

    h2 {
        font-size: 24px;
    }

    input.form-control,
    textarea.form-control,
    .btn-custom,
    .btn-submit {
        font-size: 14px;
        padding: 10px;
    }

    .form-group.radios {
        flex-direction: column;
        gap: 10px;
    }
}