.signup-section {
    background:
        radial-gradient(ellipse at 12% 8%, rgba(245, 130, 32, 0.1), transparent 34%),
        linear-gradient(145deg, #f4f8fb, #fff 58%, #f7f4ef);
}

.signup-panel {
    padding: clamp(1.5rem, 5vw, 3rem);
    background: #fff;
    border: 1px solid #e2e8ed;
    border-top: 4px solid var(--accent);
    box-shadow: 0 1rem 2.5rem rgba(21, 69, 106, 0.08);
}

.signup-kicker {
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
}

.signup-panel .form-control {
    min-height: 46px;
}

.signup-panel .btn-brand {
    min-height: 48px;
}

.signup-note {
    line-height: 1.5;
}