/* =============================================
   AquaChem - Footer Styles
   ============================================= */

/* ===== FOOTER ===== */
.footer { background:white; color: var(--gray-400); padding: 48px 0 0; }
.footer-main { display: grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 30px; padding-bottom: 36px; }
.footer-brand img { height: 38px; margin-bottom: 14px; }
.footer-brand p { font-size: 0.84rem; line-height: 1.6; color: black; margin-bottom: 16px; }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
    width: 34px; height: 34px; background: rgba(255,255,255,0.08);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    color: var(--gray-400); font-size: 0.9rem; transition: var(--transition);
}
.footer-social a:hover { background: var(--primary); color: var(--white); }
.footer-col h4 { color: var(--white); font-size: 0.92rem; font-weight: 600; margin-bottom: 14px; }
.footer-col a { display: block; color: black; font-size: 0.84rem; padding: 3px 0; transition: var(--transition); }
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08); padding: 16px 0;
    display: flex; justify-content: space-between; align-items: center;
    font-size: 0.8rem; color: var(--gray-600);
}
.footer-bottom a { color: var(--secondary); }
.footer-bottom a:hover { color: var(--secondary-dark); }

/* ===== FOOTER RESPONSIVE ===== */
@media (max-width: 1024px) {
    .footer-main { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 768px) {
    .footer-main { grid-template-columns: 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}