.mobile-menu-toggle, .mobile-menu-extras { display: none; }

@media (max-width: 980px) {
  body.mobile-nav-open { overflow: hidden; }
  .topbar { background: rgba(14, 15, 18, .96); }
  .nav { min-height: 72px; align-items: center; flex-wrap: nowrap; gap: 10px; padding: 8px 0; }
  .nav .brand { position: relative; z-index: 2; flex: 0 1 auto; min-width: 0; }
  .nav .brand-mark { width: 46px; height: 42px; }
  .nav .brand > span:last-child { font-size: 19px; }
  .nav-actions { position: relative; z-index: 2; display: flex; gap: 8px; margin-left: auto; }
  .nav-actions .portal-nav-link, .nav-actions .language-switcher { display: none; }
  .nav-actions .button-primary { min-height: 42px; padding-inline: 15px; }
  .mobile-menu-toggle { position: relative; z-index: 2; width: 44px; height: 44px; flex: 0 0 44px; display: inline-grid; place-items: center; padding: 0; border: 1px solid rgba(215, 173, 79, .34); border-radius: 50%; color: #f5c84b; background: linear-gradient(145deg, rgba(255,255,255,.09), rgba(255,255,255,.025)); box-shadow: inset 0 1px 0 rgba(255,255,255,.11), 0 10px 28px rgba(0,0,0,.2); cursor: pointer; }
  .mobile-menu-toggle-lines, .mobile-menu-toggle-lines::before, .mobile-menu-toggle-lines::after { width: 18px; height: 1.5px; display: block; border-radius: 999px; background: currentColor; transition: transform .22s ease, opacity .18s ease; }
  .mobile-menu-toggle-lines { position: relative; }
  .mobile-menu-toggle-lines::before, .mobile-menu-toggle-lines::after { content: ""; position: absolute; left: 0; }
  .mobile-menu-toggle-lines::before { top: -6px; }
  .mobile-menu-toggle-lines::after { top: 6px; }
  .mobile-menu-toggle[aria-expanded="true"] .mobile-menu-toggle-lines { background: transparent; }
  .mobile-menu-toggle[aria-expanded="true"] .mobile-menu-toggle-lines::before { top: 0; transform: rotate(45deg); }
  .mobile-menu-toggle[aria-expanded="true"] .mobile-menu-toggle-lines::after { top: 0; transform: rotate(-45deg); }
  .nav-links { position: fixed; z-index: 1; top: 80px; right: 14px; left: 14px; width: auto; max-height: calc(100dvh - 94px); display: none; align-items: stretch; justify-content: flex-start; flex-direction: column; gap: 5px; margin: 0; padding: 12px; overflow: auto; transform: none; border: 1px solid rgba(215, 173, 79, .28); border-radius: 16px; color: var(--soft); background: linear-gradient(150deg, rgba(25,27,32,.985), rgba(12,13,16,.985)); box-shadow: 0 30px 80px rgba(0,0,0,.55), inset 0 1px 0 rgba(255,255,255,.08); backdrop-filter: blur(24px); }
  body.mobile-nav-open .nav-links { display: flex; animation: mobileMenuReveal .24s ease both; }
  .nav-link, .nav-item summary { width: 100%; min-height: 48px; justify-content: space-between; padding: 0 15px; border-radius: 10px; }
  .nav-item { width: 100%; }
  .nav-item[open]::after { content: none; }
  .dropdown, .dropdown-services { position: static; width: 100%; min-width: 0; grid-template-columns: 1fr; gap: 3px; max-height: 0; padding: 0 7px; overflow: hidden; border: 0; border-radius: 10px; opacity: 0; visibility: hidden; pointer-events: none; transform: none; background: rgba(255,255,255,.035); box-shadow: none; backdrop-filter: none; transition: max-height .25s ease, opacity .2s ease, padding .2s ease; }
  .nav-item[open] .dropdown { max-height: 620px; padding: 7px; opacity: 1; visibility: visible; pointer-events: auto; transform: none; animation: none; }
  .dropdown a { padding: 11px 12px; }
  .dropdown a:hover, .dropdown a.active { transform: none; }
  .mobile-menu-extras { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 7px; padding-top: 12px; border-top: 1px solid rgba(255,255,255,.09); }
  .mobile-menu-extras a { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 0 12px; border: 1px solid rgba(255,255,255,.13); border-radius: 10px; color: #f3f0e8; background: rgba(255,255,255,.045); font-size: 13px; font-weight: 850; }
  .mobile-menu-extras a:last-child { color: #111216; border-color: rgba(248,223,152,.42); background: var(--gold); }
  @keyframes mobileMenuReveal { from { opacity: 0; transform: translateY(-10px) scale(.985); } to { opacity: 1; transform: translateY(0) scale(1); } }
}

@media (max-width: 660px) {
  .nav { min-height: 64px; padding-block: 7px; }
  .nav-links { top: 78px; }
  .nav-actions .button-primary { min-height: 40px; width: auto; padding-inline: 13px; font-size: 0; }
  .nav-actions .button-primary::after { content: "Start"; font-size: 13px; }
  .mobile-menu-toggle { width: 40px; height: 40px; flex-basis: 40px; }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-menu-toggle-lines, .mobile-menu-toggle-lines::before, .mobile-menu-toggle-lines::after,
  body.mobile-nav-open .nav-links { animation: none; transition: none; }
}