/* ── Donate card ── */
.support-donate-card {
    align-items: center;
    background: var(--app-color-surface);
    border: 1px solid var(--app-color-border);
    border-radius: var(--radius-feature);
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    margin-bottom: 2rem;
    padding: 2.5rem 2rem;
    text-align: center;
}

.support-donate-icon {
    align-items: center;
    background: var(--app-success-bg-subtle);
    border-radius: 50%;
    color: var(--app-success);
    display: flex;
    font-size: 1.6rem;
    height: 64px;
    justify-content: center;
    margin-bottom: 1.25rem;
    width: 64px;
}

.support-donate-heading {
    color: var(--app-color-heading);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.support-donate-sub {
    color: var(--app-color-text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.75rem;
}

.support-donate-btn {
    align-items: center;
    display: inline-flex;
    gap: 0.5rem;
    text-decoration: none;
}

.support-donate-card + .about-section {
    border-top: none;
}

/* ── Referral cards grid ── */
.support-cards-grid {
    display: grid;
    gap: 1.1rem;
    grid-template-columns: repeat(2, 1fr);
    margin-top: 0.25rem;
}

.support-card {
    background: var(--app-color-surface);
    border: 1px solid var(--app-color-border);
    border-radius: var(--radius-feature);
    box-shadow: 0 8px 22px rgba(17, 24, 39, 0.05);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding: 1.4rem 1.5rem 1.3rem;
}

.support-card-icon {
    color: var(--app-success);
    font-size: 1.4rem;
    line-height: 1;
    margin-bottom: 0.2rem;
}

.support-card-title {
    color: var(--app-color-heading);
    font-size: 1.05rem;
    font-weight: 700;
    margin: 0;
}

.support-card-desc {
    color: var(--app-color-text-secondary);
    flex: 1;
    font-size: 0.96rem;
    line-height: 1.6;
    margin: 0;
}

.support-card-link {
    align-items: center;
    background: var(--app-color-surface);
    border: 1px solid var(--app-color-border-input);
    border-radius: var(--radius-control);
    color: var(--app-color-heading);
    display: inline-flex;
    font-size: 0.88rem;
    font-weight: 700;
    gap: 0.45rem;
    justify-content: center;
    margin-top: 0.4rem;
    min-height: 44px;
    padding: 0.45rem 1rem;
    text-decoration: none;
    transition: border-color 0.18s, background 0.18s;
    width: 100%;
}

.support-card-link:hover {
    background: var(--app-color-surface-subtle);
    border-color: var(--app-success);
    color: var(--app-success-text-emphasis);
}

.support-card-link i {
    font-size: 0.8rem;
    opacity: 0.6;
}

@media (min-width: 480px) and (max-width: 767px) {
    .support-cards-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 479px) {
    .support-cards-grid {
        grid-template-columns: 1fr;
    }
}