.btn-primary,
.btn-secondary,
.btn-signup,
.join-button,
.sponsor-button,
.action-link-container a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 0.8rem 1.35rem;
    color: var(--shirt-primary-deep);
    background: var(--energy-yellow);
    border: 3px solid var(--shirt-primary-deep);
    box-shadow: 5px 5px 0 var(--shirt-primary-deep);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.045em;
    font-weight: 900;
    clip-path: polygon(12px 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
    transition: transform 160ms ease, box-shadow 160ms ease;
}

.btn-primary:hover,
.btn-secondary:hover,
.btn-signup:hover,
.join-button:hover,
.sponsor-button:hover,
.action-link-container a:hover {
    transform: translate(-2px, -2px);
    box-shadow: 8px 8px 0 var(--shirt-primary-deep);
}