.nav-hamburger{display:flex;align-items:center;justify-content:center;width:36px;height:36px;background:none;border:1px solid rgba(255,255,255,0.2);border-radius:8px;cursor:pointer;padding:0;margin-right:12px;flex-shrink:0;transition:border-color .15s,background .15s}
.nav-hamburger:hover{border-color:rgba(255,255,255,0.45);background:rgba(255,255,255,0.05)}
.nav-hamburger span{display:flex;flex-direction:column;gap:4px;width:18px}
.nav-hamburger span i{display:block;height:2px;background:#e8edf5;border-radius:2px;transition:background .15s}

.nav-menu-overlay{position:fixed;inset:0;z-index:9999;background:rgba(5,8,16,0.7);backdrop-filter:blur(8px);opacity:0;pointer-events:none;transition:opacity .25s}
.nav-menu-overlay.open{opacity:1;pointer-events:auto}

.nav-menu-panel{position:fixed;top:0;left:0;bottom:0;width:min(280px,80vw);background:#0a0e1a;border-right:1px solid rgba(255,255,255,0.1);padding:24px;display:flex;flex-direction:column;transform:translateX(-100%);transition:transform .25s ease;overflow-y:auto}
.nav-menu-overlay.open .nav-menu-panel{transform:translateX(0)}

.nav-menu-close{position:absolute;top:16px;right:16px;background:none;border:none;color:#e8edf5;font-size:28px;cursor:pointer;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:8px;transition:background .15s}
.nav-menu-close:hover{background:rgba(255,255,255,0.08)}

.nav-menu-links{list-style:none;padding:0;margin:48px 0 0;display:flex;flex-direction:column;gap:4px}

.nav-menu-links a{
  display:block;
  padding:12px 16px;
  border-radius:8px;
  font-family:'Syne',system-ui,sans-serif;
  font-weight:700;
  font-size:17px;
  line-height:1.4;
  color:#c5d6f0;
  text-decoration:none;
  letter-spacing:.02em;
}
.nav-menu-links a:hover{background:rgba(255,255,255,0.06);color:#e8edf5}
.nav-menu-links a.active{color:#22d3ee;background:rgba(34,211,238,0.08)}

.nav-menu-phone{
  display:block;margin-top:auto;padding:12px 16px;border-radius:12px;
  background:rgba(34,211,238,0.08);border:1px solid rgba(34,211,238,0.25);
  text-align:center;font-family:'Syne',system-ui,sans-serif;font-weight:800;
  font-size:16px;line-height:1.4;color:#22d3ee;text-decoration:none;letter-spacing:.02em;
}
.nav-menu-phone:hover{background:rgba(34,211,238,0.15)}