:root {
    --login-bg-start: #101428;
    --login-bg-end: #131b3a;
    --card-bg: #ffffff;
    --card-border: rgba(15, 23, 42, 0.08);
    --accent: #5f2eea;
    --text-muted: #6b7280;
    --shadow: 0 18px 45px rgba(15, 23, 42, 0.25);
}

body {
    font-family: 'Poppins', sans-serif;
}

body.login-body {
    background: linear-gradient(180deg, #0d0b16 0%, #1a1530 50%, #0d0b16 100%);
    color: #0f172a;
    user-select: none;
}

main.container {
    max-width: 520px;
}

.login-card {
    background: var(--card-bg);
    border-radius: 28px;
    padding: 3rem;
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow);
}

.login-title {
    font-size: clamp(1.75rem, 2vw, 2.1rem);
    font-weight: 600;
    color: #5f2eea;
}

.login-subtitle {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.form-label {
    font-weight: 500;
    color: #111827;
}

.input-group-text {
    border-radius: 12px 0 0 12px;
    color: var(--accent);
}

.input-group .form-control {
    border-radius: 0 12px 12px 0;
    padding: 0.9rem 1rem;
}

.senha-group .form-control {
    border-radius: 0;
}

.senha-group .toggle-password {
    border-radius: 0 12px 12px 0;
    background: transparent;
    border: 1px solid #ced4da;
    border-left: none;
    color: var(--accent);
    display: flex;
    align-items: center;
    padding: 0 1rem;
}

.senha-group:focus-within .toggle-password {
    border-color: var(--accent);
    color: #fff;
    background-color: var(--accent);
}

.input-group:focus-within .input-group-text,
.input-group:focus-within .form-control {
    border-color: var(--accent);
    box-shadow: none;
}

.form-check-input:focus {
    box-shadow: none;
}

.form-check-input:checked {
    background-color: var(--accent);
    border-color: var(--accent);
}

.btn-login {
    padding: 0.95rem;
    border-radius: 16px;
    font-weight: 600;
    letter-spacing: 0.02em;
    background: #5f2eea !important;
    border: none;
    box-shadow: 0 15px 35px rgba(95, 46, 234, 0.35);
}

.btn-outline-secondary {
    border-radius: 16px;
    padding: 0.95rem;
}

.login-card a {
    color: var(--accent);
    font-weight: 500;
}

img,
a,
button,
label,
p,
span,
h1,
h2,
h3,
h4,
h5,
h6 {
    user-select: none;
    -webkit-user-drag: none;
}

input,
textarea,
select {
    user-select: auto;
}

@media (max-width: 576px) {
    .login-card {
        padding: 2.25rem 1.75rem;
        border-radius: 22px;
    }

    .login-title {
        font-size: 1.6rem;
    }
}