/* ============================================================
   Footer chrome
   ============================================================ */
.drsf-footer {
  background: var(--drsf-green);
  color: var(--drsf-on-dark-mut);
}
.drsf-footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.1fr;
  gap: clamp(28px, 4vw, 56px);
  padding-block: clamp(48px, 6vw, 80px);
}
.drsf-footer__brand img { height: 38px; width: auto; margin-bottom: 18px; }
.drsf-footer__tagline { color: #fff; font-weight: 600; font-size: 1.05rem; margin-bottom: 0.6em; }
.drsf-footer__reg { font-size: 0.85rem; line-height: 1.6; color: var(--drsf-on-dark-mut); }

.drsf-footer__col h4 {
  color: #fff; font-size: 0.8rem; letter-spacing: 0.12em;
  text-transform: uppercase; margin: 0 0 1.1em;
}
.drsf-footer__menu { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.drsf-footer__menu a,
.drsf-footer__email {
  color: var(--drsf-on-dark-mut);
  transition: color 0.2s var(--drsf-ease);
}
.drsf-footer__menu a:hover,
.drsf-footer__email:hover { color: #fff; }
.drsf-footer__email { display: inline-block; margin-bottom: 18px; font-weight: 500; }

.drsf-socials { list-style: none; display: flex; gap: 10px; margin: 0; padding: 0; }
.drsf-socials a {
  display: grid; place-items: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  color: #fff;
  transition: background 0.25s var(--drsf-ease), transform 0.25s var(--drsf-ease);
}
.drsf-socials a:hover { background: var(--drsf-yellow); color: var(--drsf-green); transform: translateY(-2px); }
.drsf-socials svg { width: 18px; height: 18px; }

.drsf-footer__bar { border-top: 1px solid rgba(255,255,255,0.1); }
.drsf-footer__bar-inner {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px;
  padding-block: 20px; font-size: 0.82rem;
}
.drsf-footer__bar-inner p { margin: 0; }
.drsf-footer__bar-inner a:hover { color: #fff; }

@media (max-width: 860px) {
  .drsf-footer__grid { grid-template-columns: 1fr 1fr; }
  .drsf-footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
  .drsf-footer__grid { grid-template-columns: 1fr; }
  .drsf-footer__bar-inner { justify-content: flex-start; }
}