/* ══════════════════════════════════
   FOOTER
══════════════════════════════════ */

footer {
  background: linear-gradient(175deg, #0d3545 0%, #0a2535 100%);
  color: rgba(255,255,255,0.82);
  padding: 80px 0 0;
  position: relative;
  overflow: hidden;
}

footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent), var(--green-tag));
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.4fr;
  gap: 48px;
  padding-bottom: 56px;
}

/* BRAND COL */
.footer-brand .logo-name   { color: #fff; font-size: 1.4rem; }
.footer-brand .logo-tagline{ color: rgba(255,255,255,0.5); }
.footer-brand .nav-logo    { margin-bottom: 20px; }

.footer-desc {
  font-size: 0.9rem;
  line-height: 1.8;
  color: rgba(255,255,255,0.6);
  margin-bottom: 24px;
  max-width: 300px;
}

.footer-social {
  display: flex;
  gap: 10px;
}
.social-icon {
  width: 38px; height: 38px;
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  color: rgba(255,255,255,0.7);
  transition: all 0.25s;
  text-decoration: none;
}
.social-icon:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-2px);
}

/* COLUMNS */
.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent);
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-links a::before {
  content: '›';
  color: var(--accent);
  font-size: 1.1rem;
  line-height: 1;
}
.footer-links a:hover {
  color: #fff;
  padding-left: 4px;
}

/* CONTACT INFO */
.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.contact-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.contact-icon {
  width: 34px; height: 34px;
  border-radius: 8px;
  background: rgba(31,111,139,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}
.contact-item p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
}
.contact-item strong {
  display: block;
  color: rgba(255,255,255,0.9);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 2px;
}

/* GST BADGE */
.gst-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
  margin-top: 10px;
}
.gst-badge strong { color: rgba(255,255,255,0.85); }

/* BOTTOM BAR */
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}
.footer-bottom a {
  color: var(--accent);
  font-weight: 500;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}
.footer-bottom-links a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
  transition: color 0.2s;
}
.footer-bottom-links a:hover { color: #fff; }

/* CERTIFICATIONS */
.cert-row {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  flex-wrap: wrap;
}
.cert-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(63,191,127,0.12);
  border: 1px solid rgba(63,191,127,0.2);
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  color: var(--green-tag);
  font-weight: 600;
}

@media(max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media(max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}