.top{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
  margin-bottom:14px;
}

.top-right{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  justify-content:flex-end;
}

.op-nav-card{
  padding:7px 9px;
}

.op-nav-row{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:6px;
  width:100%;
}

.op-nav-primary-group{
  display:grid;
  grid-template-columns:repeat(7,58px);
  align-items:stretch;
  justify-content:center;
  gap:6px;
  width:auto;
  max-width:100%;
}

.op-nav-secondary-group{
  display:none;
  align-items:center;
  justify-content:center;
  gap:8px;
  flex-wrap:wrap;
  width:100%;
}

.op-nav-more{
  appearance:none;
  -webkit-appearance:none;
  font:inherit;
  cursor:pointer;
}

.op-nav-row.is-mobile-expanded .op-nav-secondary-group{
  display:flex;
}

.op-nav-btn{
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:116px;
  height:44px;
  padding:0 12px;
  border-radius:12px;
  overflow:hidden;
  text-decoration:none;
  border:1px solid var(--line);
  background:linear-gradient(180deg,var(--panel2),var(--panel));
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.045),
    0 4px 10px rgba(0,0,0,.18);
  transition:
    transform .15s ease,
    box-shadow .15s ease,
    border-color .15s ease,
    filter .15s ease;
}

.op-nav-btn::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg,rgba(255,255,255,.035),transparent 34%),
    radial-gradient(circle at 50% 0%,rgba(255,255,255,.045),transparent 50%);
  pointer-events:none;
}

.op-nav-btn:hover{
  transform:translateY(-1px);
  border-color:rgba(61,82,145,.88);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.07),
    0 6px 14px rgba(0,0,0,.22);
  text-decoration:none;
  filter:brightness(1.035);
}

.op-nav-btn.active{
  border-color:rgba(64,86,151,.96);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.09),
    0 6px 14px rgba(0,0,0,.24);
  filter:brightness(1.06);
}

.op-nav-btn.disabled{
  opacity:.58;
  cursor:default;
  pointer-events:none;
  filter:grayscale(.18);
}

.op-nav-label{
  position:relative;
  z-index:1;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  font-size:14px;
  font-weight:900;
  line-height:1;
  color:#fff;
  text-shadow:
    0 2px 3px rgba(0,0,0,.72),
    0 0 8px rgba(0,0,0,.28);
  white-space:nowrap;
}

.op-nav-primary-group .op-nav-btn{
  width:100%;
  min-width:0;
  height:auto;
  aspect-ratio:1 / 1;
  flex-direction:column;
  gap:0;
  padding:8px;
  border-radius:12px;
  border-color:rgba(var(--op-nav-accent,94,130,220),.42);
  background:
    radial-gradient(circle at 50% 33%,rgba(var(--op-nav-accent,94,130,220),.22),transparent 42%),
    linear-gradient(180deg,rgba(var(--op-nav-accent,94,130,220),.13),rgba(9,17,44,.94) 62%);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.06),
    inset 0 -18px 28px rgba(2,7,23,.2),
    0 5px 14px rgba(0,0,0,.2);
}

.op-nav-primary-group .op-nav-btn::before{
  background:
    linear-gradient(180deg,rgba(255,255,255,.05),transparent 30%),
    radial-gradient(circle at 50% 42%,rgba(var(--op-nav-accent,94,130,220),.09),transparent 58%);
}

.op-nav-primary-group .op-nav-btn:hover{
  border-color:rgba(var(--op-nav-accent,94,130,220),.72);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.1),
    0 0 18px rgba(var(--op-nav-accent,94,130,220),.18),
    0 7px 16px rgba(0,0,0,.25);
}

.op-nav-primary-group .op-nav-btn.active{
  border-color:rgba(var(--op-nav-accent,94,130,220),.92);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.12),
    inset 0 0 24px rgba(var(--op-nav-accent,94,130,220),.11),
    0 0 22px rgba(var(--op-nav-accent,94,130,220),.26),
    0 7px 16px rgba(0,0,0,.26);
}

.op-nav-primary-group .op-nav-label{
  position:absolute;
  z-index:8;
  left:50%;
  bottom:-30px;
  width:max-content;
  max-width:140px;
  padding:5px 8px;
  border:1px solid rgba(var(--op-nav-accent,94,130,220),.54);
  border-radius:8px;
  background:rgba(5,12,31,.97);
  box-shadow:0 8px 20px rgba(0,0,0,.44),0 0 12px rgba(var(--op-nav-accent,94,130,220),.18);
  font-size:10px;
  line-height:1;
  white-space:nowrap;
  opacity:0;
  visibility:hidden;
  transform:translate(-50%,-3px);
  transition:opacity .12s ease,transform .12s ease,visibility .12s ease;
  pointer-events:none;
}

.op-nav-icon{
  position:relative;
  z-index:1;
  display:block;
  width:36px;
  height:36px;
  flex:0 0 36px;
  color:rgb(var(--op-nav-accent,126,180,255));
  filter:drop-shadow(0 0 8px rgba(var(--op-nav-accent,94,130,220),.38));
  transition:transform .18s ease,filter .18s ease;
}

.op-nav-primary-group .op-nav-btn:hover .op-nav-icon,
.op-nav-primary-group .op-nav-btn.active .op-nav-icon{
  transform:scale(1.06);
  filter:drop-shadow(0 0 12px rgba(var(--op-nav-accent,94,130,220),.66));
}

@media (hover:hover) and (pointer:fine){
  .op-nav-primary-group .op-nav-btn:hover,
  .op-nav-primary-group .op-nav-btn:focus-visible{
    z-index:20;
    overflow:visible;
  }

  .op-nav-primary-group .op-nav-btn:hover .op-nav-label,
  .op-nav-primary-group .op-nav-btn:focus-visible .op-nav-label{
    opacity:1;
    visibility:visible;
    transform:translate(-50%,0);
  }
}

.op-nav-btn-planet{
  --op-nav-accent:74,132,255;
  background:
    linear-gradient(180deg,rgba(63,114,232,.34) 0%,rgba(63,114,232,.13) 34%,rgba(63,114,232,0) 62%),
    linear-gradient(180deg,var(--panel2) 0%,var(--panel) 100%);
}

.op-nav-btn-system{
  --op-nav-accent:255,190,72;
  background:
    linear-gradient(180deg,rgba(213,173,63,.30) 0%,rgba(213,173,63,.11) 34%,rgba(213,173,63,0) 62%),
    linear-gradient(180deg,var(--panel2) 0%,var(--panel) 100%);
}

.op-nav-btn-galaxy{
  --op-nav-accent:170,92,255;
  background:
    linear-gradient(180deg,rgba(138,75,214,.34) 0%,rgba(138,75,214,.13) 34%,rgba(138,75,214,0) 62%),
    linear-gradient(180deg,var(--panel2) 0%,var(--panel) 100%);
}

.op-nav-btn-shipyard{
  --op-nav-accent:103,211,255;
  background:
    linear-gradient(180deg,rgba(174,184,200,.24) 0%,rgba(174,184,200,.09) 34%,rgba(174,184,200,0) 62%),
    linear-gradient(180deg,var(--panel2) 0%,var(--panel) 100%);
}

.op-nav-btn-research{
  --op-nav-accent:82,236,194;
  background:
    linear-gradient(180deg,rgba(72,196,255,.28) 0%,rgba(116,79,255,.14) 38%,rgba(116,79,255,0) 66%),
    linear-gradient(180deg,var(--panel2) 0%,var(--panel) 100%);
}

.op-nav-btn-combat{
  --op-nav-accent:255,84,112;
}

.op-nav-btn-more{
  --op-nav-accent:145,158,224;
}

.op-nav-primary-group .op-nav-btn-more{
  gap:1px;
}

.op-nav-primary-group .op-nav-btn-more .op-nav-icon{
  width:29px;
  height:29px;
  flex-basis:29px;
}

.op-nav-row.is-mobile-expanded .op-nav-btn-more{
  border-color:rgba(145,158,224,.86);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.1),
    inset 0 0 20px rgba(145,158,224,.09),
    0 0 18px rgba(145,158,224,.2);
}

.op-nav-btn-research.active{
  border-color:rgba(98,209,255,.72);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.09),
    0 0 18px rgba(93,113,255,.18),
    0 6px 14px rgba(0,0,0,.24);
}

.op-nav-btn-ranking{
  background:
    linear-gradient(180deg,rgba(225,132,34,.32) 0%,rgba(225,132,34,.12) 34%,rgba(225,132,34,0) 62%),
    linear-gradient(180deg,var(--panel2) 0%,var(--panel) 100%);
}

.op-nav-btn-codex{
  background:
    linear-gradient(180deg,rgba(164,92,255,.32) 0%,rgba(97,67,213,.12) 36%,rgba(97,67,213,0) 64%),
    linear-gradient(180deg,var(--panel2) 0%,var(--panel) 100%);
}

.op-nav-btn-shop{
  background:
    linear-gradient(180deg,rgba(45,188,139,.28) 0%,rgba(45,188,139,.10) 34%,rgba(45,188,139,0) 62%),
    linear-gradient(180deg,var(--panel2) 0%,var(--panel) 100%);
}

.lang-select-form{
  margin:0;
}

.lang-select-wrap{
  position:relative;
  display:flex;
  align-items:center;
  gap:8px;
  padding:6px 10px;
  border-radius:999px;
  border:1px solid rgba(44,61,119,.9);
  background:rgba(16,28,70,.82);
  min-width:82px;
}

.lang-flag{
  width:18px;
  height:18px;
  object-fit:cover;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.15);
  display:block;
  background:#0b1230;
  flex:0 0 auto;
}

.lang-select{
  appearance:none;
  -webkit-appearance:none;
  -moz-appearance:none;
  width:100%;
  background:transparent;
  border:0;
  color:var(--text);
  font-size:12px;
  font-weight:800;
  padding:0 18px 0 0;
  cursor:pointer;
  outline:none;
}

.lang-caret{
  position:absolute;
  right:10px;
  top:50%;
  transform:translateY(-50%);
  pointer-events:none;
  color:var(--muted);
  font-size:11px;
}

@media (max-width:700px){
  .top-right{
    width:100%;
    justify-content:flex-start;
  }

  .op-nav-row{
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:7px;
  }

  .op-nav-primary-group{
    grid-template-columns:repeat(7,minmax(0,1fr));
    gap:4px;
    width:100%;
    max-width:350px;
  }

  .op-nav-primary-group .op-nav-btn{
    width:100%;
    min-width:0;
    height:auto;
    padding:5px;
    border-radius:11px;
  }

  .op-nav-primary-group .op-nav-label{
    display:none;
  }

  .op-nav-icon{
    width:26px;
    height:26px;
    flex-basis:26px;
  }

  .op-nav-secondary-group{
    display:none;
  }

  .op-nav-row.is-mobile-expanded .op-nav-secondary-group{
    display:grid;
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:7px;
  }

  .op-nav-primary-group .op-nav-btn-more .op-nav-icon{
    width:22px;
    height:22px;
    flex-basis:22px;
  }

}

@media (max-width:640px){
  .top{
    align-items:flex-start;
    flex-direction:column;
  }

  .op-nav-card{
    padding:8px;
  }

  .op-nav-row{
    justify-content:flex-start;
  }
}

@media (max-width:420px){
  .op-nav-primary-group{
    gap:3px;
  }

  .op-nav-primary-group .op-nav-btn{
    padding:4px;
  }

  .op-nav-icon{
    width:24px;
    height:24px;
    flex-basis:24px;
  }
}