/* ─── Footer ─────────────────────────────────────────────────────────────── */
.site-footer {
    background: linear-gradient(155deg, var(--dark) 0%, var(--primary) 60%, #1a3a5c 100%);
    color: rgba(255,255,255,.85); padding: 60px 0 0;
    position: relative; overflow: hidden;
}
.site-footer::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--green), var(--accent));
}

.footer-grid {
    display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 40px; margin-bottom: 48px;
}
.footer-brand .brand { margin-bottom: 16px; color: var(--white); }
.footer-brand .brand-logo { filter: brightness(0) invert(1); width: 56px; height: 56px; }
.footer-brand .brand-name { color: var(--white); font-size: 1rem; }
.footer-brand .brand-tagline { color: rgba(255,255,255,.6); }
.footer-brand p { font-size: .88rem; line-height: 1.7; color: rgba(255,255,255,.7); margin-bottom: 20px; }

.footer-social { display: flex; gap: 10px; flex-wrap: wrap; }
.footer-social a {
    width: 38px; height: 38px; border-radius: 50%;
    background: rgba(255,255,255,.1); color: var(--white);
    display: flex; align-items: center; justify-content: center;
    font-size: .95rem; transition: all var(--transition);
}
.footer-social a:hover { background: var(--accent); transform: translateY(-3px); }

.footer-col h4 {
    font-size: .92rem; font-weight: 700; color: var(--white);
    margin-bottom: 18px; text-transform: uppercase; letter-spacing: .06em;
    padding-bottom: 10px; border-bottom: 1px solid rgba(255,255,255,.12);
    display: flex; align-items: center; gap: 8px;
}
.footer-col h4::before { content: ''; width: 3px; height: 14px;
    background: linear-gradient(180deg, var(--accent), var(--green));
    border-radius: 3px; flex-shrink: 0; }
.footer-col ul li { margin-bottom: 9px; }
.footer-col ul li a {
    font-size: .87rem; color: rgba(255,255,255,.7);
    display: flex; align-items: center; gap: 7px; transition: all var(--transition);
}
.footer-col ul li a:hover { color: var(--accent); transform: translateX(4px); }
.footer-col ul li a::before { content: '›'; font-size: 1.1rem; color: var(--green); }

.footer-contact-item {
    display: flex; align-items: flex-start; gap: 10px;
    font-size: .87rem; color: rgba(255,255,255,.75); margin-bottom: 12px;
}
.footer-contact-item i { color: var(--accent); flex-shrink: 0; margin-top: 3px; }

.footer-cin {
    background: rgba(255,255,255,.07); border-radius: var(--radius-sm);
    padding: 10px 14px; font-size: .78rem; color: rgba(255,255,255,.65);
    border: 1px solid rgba(255,255,255,.1); margin-top: 16px;
}
.footer-cin strong { color: rgba(255,255,255,.9); }

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.12);
    padding: 20px 0; text-align: center;
    font-size: .82rem; color: rgba(255,255,255,.55);
}
.footer-bottom a { color: var(--accent); }

@media (max-width: 900px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
    .footer-grid { grid-template-columns: 1fr; }
}