.amx-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(248, 250, 252, .82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--amx-slate-200);
}
.amx-nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 16px 24px; }
.amx-brand { display: inline-flex; }
.amx-logo { height: 32px; width: auto; }
.amx-menu { display: flex; align-items: center; gap: 28px; font-weight: 500; font-size: .95rem; }
.amx-menu a:hover { color: var(--amx-secondary); }
.amx-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.amx-menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--amx-primary);
  border-radius: 2px;
  transition: transform .25s var(--amx-ease), opacity .2s var(--amx-ease);
}
.amx-menu-toggle span:not(.amx-menu-toggle-text) { transform-origin: center; }
.amx-header.amx-menu-open .amx-menu-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.amx-header.amx-menu-open .amx-menu-toggle span:nth-child(2) { opacity: 0; }
.amx-header.amx-menu-open .amx-menu-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.amx-menu-toggle-text { position: absolute; left: -9999px; }
.amx-menu-cta { display: none; }

@media (max-width: 900px) {
  .amx-menu-toggle { display: flex; }
  .amx-nav-cta { display: none; }
  .amx-menu-cta { display: block; }
  .amx-menu {
    position: fixed;
    inset: 64px 0 0 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 24px;
    background: var(--amx-bg);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .25s var(--amx-ease), transform .25s var(--amx-ease);
  }
  .amx-header.amx-menu-open { backdrop-filter: none; }
  .amx-header.amx-menu-open .amx-menu {
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }
  .amx-menu a { padding: 12px 0; font-size: 1.1rem; width: 100%; border-bottom: 1px solid var(--amx-slate-200); }
}

.amx-footer { background: var(--amx-bg-dark); color: var(--amx-slate-400); padding: 72px 0 0; }
.amx-footer h2 { color: var(--amx-slate-50); font-size: .85rem; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 16px; }
.amx-footer a { display: block; color: var(--amx-slate-400); padding: 4px 0; }
.amx-footer a:hover { color: var(--amx-accent); }
.amx-footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 32px; padding-bottom: 48px; }
.amx-footer-brand .amx-logo { height: 28px; margin-bottom: 16px; }
.amx-footer-bottom { border-top: 1px solid var(--amx-slate-800); padding: 20px 24px; font-size: .85rem; }

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