body,
html {
    height: 100%;
    font-family: "Segoe UI", Arial, sans-serif;
    background: #f4f7fb;
}

section.auth {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 1rem;
}

.card {
    border-radius: 12px;
    box-shadow: 0 6px 18px rgba(18, 38, 63, 0.08);
    border: 1px solid rgba(18, 38, 63, 0.04);
    max-width: 480px;
    /* widened from 420px */
    width: 100%;
}

.card-body {
    padding: 2rem;
}

.brand-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #0178d4;
    margin-bottom: 1rem;
}

.form-label {
    font-weight: 500;
}

.input-group-text {
    width: 48px;
    background: #fff;
    border-right: 0;
}

.form-control {
    height: 48px;
    border-left: 0;
}

.form-control:focus {
    border-color: #0178d4;
    box-shadow: 0 0 0 0.2rem rgba(1, 120, 212, 0.25);
}

.material-symbols-outlined {
    color: #0178d4;
    font-size: 20px;
}

.btn-primary {
    background: #0178d4;
    border-color: #0178d4;
    padding: 0.65rem 1rem;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.2s ease;
}

.btn-primary:hover {
    background: #025fa8;
    border-color: #025fa8;
}

.forgot-link {
    color: #0178d4;
    font-weight: 500;
    text-decoration: none;
}

.forgot-link:hover {
    text-decoration: underline;
}

.text-muted {
    font-size: 0.85rem;
}