footer {
  background: #050200;
  padding: 70px 0 40px;
  border-top: 1px solid var(--border);
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 60px; margin-bottom: 60px; }
.footer-brand-name {
  font-family: var(--font-display); font-size: 30px; font-weight: 900;
  letter-spacing: 6px; text-transform: uppercase;
  color: var(--text); margin-bottom: 16px;
  display: flex; align-items: center; gap: 12px;
}
.footer-brand-name svg { width: 24px; height: 28px; }
.footer-desc { font-size: 14px; color: var(--text3); line-height: 1.75; font-weight: 300; max-width: 260px; }
.footer-heading {
  font-family: var(--font-display); font-size: 11px; font-weight: 700;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--text3); margin-bottom: 20px;
}
.footer-links { display: flex; flex-direction: column; gap: 11px; }
.footer-links a { font-size: 14px; color: var(--text3); transition: color var(--transition); font-weight: 300; }
.footer-links a:hover { color: var(--red); }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  border-top: 1px solid rgba(240,237,230,0.05); padding-top: 28px;
}
.footer-copy { font-size: 13px; color: var(--text3); font-weight: 300; }
.footer-copy span { color: var(--red); }
.footer-socials { display: flex; gap: 12px; }
.social-btn {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid rgba(240,237,230,0.08);
  display: flex; align-items: center; justify-content: center;
  color: rgba(240,237,230,0.35); transition: all var(--transition);
}
.social-btn:hover { border-color: var(--red); color: var(--red); background: rgba(230,57,70,0.1); }

.scroll-line {
  position: fixed; top: 0; left: 0; height: 2px; background: var(--red);
  z-index: 300; transition: none; width: 0%;
}
.back-top {
  position: fixed; bottom: 28px; right: 28px; z-index: 99;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--red); color: #fff; border: none;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; opacity: 0; transform: translateY(20px);
  transition: all var(--transition); box-shadow: 0 4px 20px rgba(230,57,70,0.45);
}
.back-top.show { opacity: 1; transform: none; }
.back-top:hover { background: var(--red-dark); transform: translateY(-2px); }