:root {
  --bg:#07101c;--glass:rgba(7,16,28,.88);--glass2:rgba(10,20,35,.95);
  --bdr:rgba(41,182,246,.12);--bdr2:rgba(41,182,246,.22);--bdr3:rgba(41,182,246,.4);
  --acc:#29b6f6;--ac2:#26c985;--ac3:#ffa726;--ac4:#ef5350;--ac5:#ce93d8;
  --txt:#c8dff0;--dim:#3d6070;--brt:#e8f5ff;
  --com:#FFD600;--cgo:#ffa726;--mil:#ef5350;--hel:#26c985;--prv:#90a4ae;
  --mono:'JetBrains Mono',monospace;--ui:'Rajdhani',sans-serif;--display:'Orbitron',monospace;
  --sb:320px;--det:340px;--hh:52px;
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;overflow:hidden;background:#000;font-family:var(--ui)}

/* ══ MAP full screen */
#map{position:fixed;inset:0;z-index:0}
#map::after{content:'';position:absolute;inset:0;background:repeating-linear-gradient(0deg,transparent,transparent 40px,rgba(0,20,40,.03) 40px,rgba(0,20,40,.03) 41px),repeating-linear-gradient(90deg,transparent,transparent 40px,rgba(0,20,40,.03) 40px,rgba(0,20,40,.03) 41px);pointer-events:none;z-index:1}
.leaflet-container{background:#050d18}
.leaflet-tile{filter:brightness(.78) saturate(.28) hue-rotate(195deg) contrast(1.1) sepia(.08)}
.leaflet-control-zoom{border:1px solid var(--bdr2)!important;border-radius:3px!important;overflow:hidden}
.leaflet-control-zoom a{background:var(--glass2)!important;color:var(--acc)!important;border-color:var(--bdr)!important;font-size:16px!important;width:28px!important;height:28px!important;line-height:28px!important}
.leaflet-control-zoom a:hover{background:rgba(41,182,246,.15)!important}
.leaflet-control-attribution{background:rgba(0,0,0,.5)!important;color:#2a4055!important;font-size:8px!important}
.leaflet-control-attribution a{color:#2a4055!important}
.leaflet-popup-content-wrapper{background:var(--glass2);border:1px solid var(--bdr2);border-radius:4px;box-shadow:0 8px 40px rgba(0,0,0,.7),0 0 30px rgba(41,182,246,.1);padding:0;backdrop-filter:blur(12px)}
.leaflet-popup-content{margin:0;min-width:200px}
.leaflet-popup-tip-container{display:none}
.leaflet-popup-close-button{color:var(--dim)!important;top:8px!important;right:10px!important;font-size:13px!important}

/* ══ TOP BAR */
#topbar{
  position:fixed;top:0;left:0;right:0;height:var(--hh);z-index:1000;
  background:var(--glass2);border-bottom:1px solid var(--bdr2);
  backdrop-filter:blur(16px) saturate(1.5);
  display:flex;align-items:center;padding:0 12px;gap:10px;
}
.logo-wrap{display:flex;align-items:center;gap:8px;flex-shrink:0}
.logo-img{height:30px;mix-blend-mode:screen;filter:brightness(1.15) saturate(1.2)}
.logo-text{display:flex;flex-direction:column;line-height:1}
.logo-title{font-family:var(--display);font-size:13px;font-weight:900;color:var(--acc);letter-spacing:1.5px;text-shadow:0 0 20px rgba(41,182,246,.4)}
.logo-title em{color:#FFFFFF;font-style:normal}
.logo-sub{font-size:8px;letter-spacing:2.5px;color:#1C98DD;text-transform:uppercase;margin-top:2px}

/* Type chips */
.chips{display:flex;gap:3px;margin-left:6px}
.chip{display:flex;align-items:center;gap:4px;padding:3px 8px;border:1px solid transparent;border-radius:2px;font-family:var(--display);font-size:8px;font-weight:700;letter-spacing:.8px;cursor:pointer;transition:all .15s var(--ease);user-select:none;text-transform:uppercase}
.chip-dot{width:5px;height:5px;border-radius:50%;flex-shrink:0}
.chip[data-t=commercial]{color:var(--com);border-color:rgba(41,182,246,.15);background:rgba(41,182,246,.04)}
.chip[data-t=cargo]{color:var(--cgo);border-color:rgba(255,167,38,.15);background:rgba(255,167,38,.04)}
.chip[data-t=military]{color:var(--mil);border-color:rgba(239,83,80,.15);background:rgba(239,83,80,.04)}
.chip[data-t=helicopter]{color:var(--hel);border-color:rgba(38,201,133,.15);background:rgba(38,201,133,.04)}
.chip[data-t=private]{color:var(--prv);border-color:rgba(144,164,174,.15);background:rgba(144,164,174,.04)}
.chip.off{opacity:.2}
.chip.on[data-t=commercial]{border-color:var(--com);background:rgba(41,182,246,.12)}
.chip.on[data-t=cargo]{border-color:var(--cgo);background:rgba(255,167,38,.12)}
.chip.on[data-t=military]{border-color:var(--mil);background:rgba(239,83,80,.12)}
.chip.on[data-t=helicopter]{border-color:var(--hel);background:rgba(38,201,133,.12)}
.chip.on[data-t=private]{border-color:var(--prv);background:rgba(144,164,174,.12)}

.top-r{margin-left:auto;display:flex;align-items:center;gap:8px;flex-shrink:0}
.kpi{text-align:center}
.kpi-v{font-family:var(--display);font-size:15px;font-weight:700;line-height:1;color:var(--acc)}
.kpi-l{font-size:7px;letter-spacing:2px;color:var(--dim);text-transform:uppercase;margin-top:2px}
.sep{width:1px;height:28px;background:var(--bdr);flex-shrink:0}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--ac2);box-shadow:0 0 8px var(--ac2);flex-shrink:0;position:relative}
.live-dot::after{content:'';position:absolute;inset:-4px;border-radius:50%;border:1px solid var(--ac2);opacity:.5;animation:ping 1.5s ease-out infinite}
.live-dot.loading{background:var(--ac3);box-shadow:0 0 8px var(--ac3)}
.live-dot.loading::after{border-color:var(--ac3)}
.live-dot.err{background:var(--ac4);box-shadow:0 0 8px var(--ac4);animation:none}
.live-dot.err::after{display:none}
@keyframes ping{0%{transform:scale(1);opacity:.5}100%{transform:scale(2.4);opacity:0}}
.status-text{font-family:var(--display);font-size:8px;letter-spacing:1px;color:var(--dim)}
.btn-sb{background:transparent;border:1px solid var(--bdr2);color:var(--acc);padding:5px 10px;font-family:var(--display);font-size:9px;letter-spacing:1px;cursor:pointer;transition:all .15s;display:flex;align-items:center;gap:5px}
.btn-sb:hover{background:rgba(41,182,246,.1);border-color:var(--bdr3)}

/* ══ SIDEBAR (left overlay) */
#sb{
  position:fixed;top:var(--hh);left:0;bottom:0;width:var(--sb);z-index:900;
  background:var(--glass2);border-right:1px solid var(--bdr);
  backdrop-filter:blur(16px) saturate(1.5);
  display:flex;flex-direction:column;
  transform:translateX(0);transition:transform .3s var(--ease);
}
#sb.hidden{transform:translateX(-100%)}

/* Zone tabs */
.sb-tabs{display:flex;border-bottom:1px solid var(--bdr);flex-shrink:0}
.sb-tab{flex:1;background:transparent;border:none;border-bottom:2px solid transparent;
  color:var(--dim);font-family:var(--display);font-size:9px;font-weight:700;
  letter-spacing:1.2px;text-transform:uppercase;padding:9px 4px;cursor:pointer;transition:all .15s}
.sb-tab:hover{color:var(--txt)}
.sb-tab.on{color:var(--acc);border-bottom-color:var(--acc)}
.sb-pane{display:none;overflow-y:auto;max-height:220px;padding:8px 10px}
.sb-pane.on{display:block}
.sb-pane::-webkit-scrollbar{width:2px}
.sb-pane::-webkit-scrollbar-thumb{background:var(--bdr2)}

/* Region grid */
.rg{display:grid;grid-template-columns:repeat(3,1fr);gap:3px}
.rb{background:transparent;border:1px solid var(--bdr);color:var(--dim);
  font-family:var(--ui);font-size:10px;font-weight:600;letter-spacing:.3px;
  padding:5px 3px;cursor:pointer;transition:all .12s;text-align:center;line-height:1.2;text-transform:uppercase}
.rb:hover{color:var(--txt);border-color:var(--bdr3)}
.rb.on{background:rgba(41,182,246,.15);border-color:var(--acc);color:var(--acc)}
.rb.full{grid-column:1/-1;font-family:var(--display);font-size:9px;letter-spacing:1px;
  border-color:rgba(41,182,246,.3);color:rgba(41,182,246,.7)}
.rb.full.on{background:rgba(41,182,246,.15);color:var(--acc)}

/* Airport groups */
.ag-lbl{font-family:var(--display);font-size:7px;letter-spacing:3px;color:var(--dim);
  text-transform:uppercase;margin:7px 0 4px;padding-left:1px}
.ag-lbl:first-child{margin-top:0}
.ag{display:grid;grid-template-columns:repeat(3,1fr);gap:3px}
.ab{background:transparent;border:1px solid var(--bdr);color:var(--dim);
  font-family:var(--ui);font-size:10px;font-weight:700;
  padding:5px 2px;cursor:pointer;text-align:center;transition:all .12s;line-height:1}
.ab:hover{color:var(--ac2);border-color:var(--ac2)}
.ab.on{background:rgba(38,201,133,.12);border-color:var(--ac2);color:var(--ac2)}
.ab.cal{border-color:rgba(38,201,133,.25);color:var(--ac2)}
.ab-code{display:block;font-family:var(--display);font-size:11px;font-weight:700;letter-spacing:.5px}
.ab-city{display:block;font-size:8px;opacity:.5;margin-top:1px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* World btns */
.wb{display:flex;flex-wrap:wrap;gap:4px}
.wbt{background:transparent;border:1px solid var(--bdr);color:var(--dim);
  font-family:var(--ui);font-size:10px;font-weight:600;padding:5px 8px;
  cursor:pointer;transition:all .12s;display:flex;align-items:center;gap:4px}
.wbt:hover{color:var(--txt);border-color:var(--bdr3)}
.wbt.on{background:rgba(41,182,246,.1);border-color:var(--acc);color:var(--acc)}

/* Progress */
.prog-wrap{padding:7px 10px;border-bottom:1px solid var(--bdr);flex-shrink:0}
.prog-top{display:flex;justify-content:space-between;font-family:var(--display);font-size:7px;letter-spacing:2px;color:var(--dim);margin-bottom:4px}
.prog-top span:last-child{color:var(--acc)}
.prog{height:1.5px;background:var(--bdr);border-radius:1px;overflow:hidden}
.prog-f{height:100%;background:linear-gradient(90deg,var(--acc),rgba(41,182,246,.3));border-radius:1px;transition:width .9s linear}

/* Search */
.srch{padding:6px 10px;border-bottom:1px solid var(--bdr);flex-shrink:0;position:relative}
.srch-i{width:100%;background:rgba(0,0,0,.3);border:1px solid var(--bdr);color:var(--txt);
  font-family:var(--mono);font-size:10px;padding:6px 28px 6px 9px;outline:none;
  letter-spacing:.5px;transition:border-color .15s;border-radius:2px}
.srch-i:focus{border-color:var(--bdr3)}
.srch-i::placeholder{color:var(--dim)}
.srch-ic{position:absolute;right:18px;top:50%;transform:translateY(-50%);color:var(--dim);font-size:11px;pointer-events:none}

/* Flight list */
.fll{flex:1;overflow-y:auto}
.fll::-webkit-scrollbar{width:2px}
.fll::-webkit-scrollbar-thumb{background:var(--bdr)}
.fl{display:flex;align-items:center;gap:8px;padding:7px 10px;cursor:pointer;
  border-left:2px solid transparent;transition:all .1s;position:relative}
.fl::after{content:'';position:absolute;inset:0;background:transparent;transition:background .1s}
.fl:hover::after{background:rgba(41,182,246,.04)}
.fl.sel{border-left-color:var(--acc);background:rgba(41,182,246,.06)}
.fl.gnd{opacity:.35}
.fl-ico{width:20px;height:20px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.fl-inf{flex:1;min-width:0}
.fl-cs{font-family:var(--display);font-size:11px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:.5px;line-height:1.2}
.fl-al{font-family:var(--ui);font-size:9px;color:var(--dim);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:1px}
.fl-rt{font-family:var(--mono);font-size:8px;color:var(--dim);margin-top:1px;letter-spacing:.3px}
.fl-r{text-align:right;flex-shrink:0}
.fl-alt{font-family:var(--display);font-size:10px;font-weight:600;letter-spacing:.3px}
.fl-st{font-size:8px;letter-spacing:1.5px;color:var(--dim);margin-top:2px}
.fl-empty{padding:40px 16px;text-align:center;font-family:var(--display);font-size:9px;letter-spacing:2px;color:var(--dim);line-height:2.5}

/* ══ DETAIL PANEL (right overlay) */
#det{
  position:fixed;top:var(--hh);right:0;bottom:0;width:var(--det);z-index:900;
  background:var(--glass2);border-left:1px solid var(--bdr);
  backdrop-filter:blur(16px) saturate(1.5);
  display:flex;flex-direction:column;
  transform:translateX(100%);transition:transform .3s var(--ease);
  overflow:hidden;
}
#det.open{transform:translateX(0)}

/* Route banner */
.route-banner{padding:14px 14px 10px;background:linear-gradient(135deg,rgba(41,182,246,.06),rgba(38,201,133,.03));border-bottom:1px solid var(--bdr);flex-shrink:0}
.route-row{display:flex;align-items:center;gap:6px;margin-bottom:6px}
.route-ap{text-align:center;flex:1;min-width:0}
.route-iata{font-family:var(--display);font-size:22px;font-weight:900;line-height:1;letter-spacing:1px}
.route-city{font-family:var(--ui);font-size:8px;letter-spacing:1px;color:var(--dim);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.route-arrow{display:flex;flex-direction:column;align-items:center;gap:2px;flex-shrink:0}
.route-line{height:1px;width:36px;background:linear-gradient(90deg,transparent,var(--dim),transparent)}
.route-plane-ic{font-size:11px}
.flight-num{display:flex;align-items:center;justify-content:space-between}
.fn-cs{font-family:var(--display);font-size:16px;font-weight:900;letter-spacing:2px}
.fn-badge{font-family:var(--display);font-size:7px;letter-spacing:2px;padding:3px 7px;border:1px solid;border-radius:1px;text-transform:uppercase}
.fn-airline{font-family:var(--ui);font-size:10px;color:var(--dim);margin-top:3px;font-weight:600}
.fn-loading{font-family:var(--display);font-size:8px;letter-spacing:2px;color:var(--dim);animation:pulse 1.2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:.2}50%{opacity:.8}}

/* Det body */
.det-body{flex:1;overflow-y:auto}
.det-body::-webkit-scrollbar{width:2px}
.det-body::-webkit-scrollbar-thumb{background:var(--bdr)}

/* Photo */
.ac-photo-wrap{margin:10px 12px;border:1px solid var(--bdr);overflow:hidden;position:relative;background:#02060e;border-radius:2px}
.ac-photo{width:100%;display:block;height:auto}
.ac-photo-cr{position:absolute;bottom:0;right:0;background:rgba(0,0,0,.75);font-family:var(--display);font-size:6px;letter-spacing:.5px;color:var(--dim);padding:2px 5px}
.ac-no-photo{padding:12px;text-align:center;font-family:var(--display);font-size:8px;letter-spacing:1.5px;color:var(--dim)}
.ac-loading{padding:14px;text-align:center;font-family:var(--display);font-size:8px;letter-spacing:2px;color:var(--dim);animation:pulse 1.2s ease-in-out infinite}

/* Compass */
.cmp-a{display:flex;justify-content:center;padding:8px 0 4px}
.cmp{width:68px;height:68px;position:relative}
.cmp svg{position:absolute;inset:0}
.cmp-aw{position:absolute;inset:0;display:flex;align-items:flex-start;justify-content:center;transition:transform .5s ease}
.cmp-aw-inner{display:flex;flex-direction:column;align-items:center;padding-top:6px}

/* Data rows */
.dr{display:flex;justify-content:space-between;align-items:center;padding:5px 12px;border-bottom:1px solid rgba(14,30,50,.9)}
.dr:last-child{border-bottom:none}
.dl{font-family:var(--display);font-size:7px;letter-spacing:2px;color:var(--dim);text-transform:uppercase}
.dv{font-family:var(--mono);font-size:10px;font-weight:600;color:var(--txt);text-align:right;max-width:60%;word-break:break-word}
.gnd-bar{margin:8px 12px;padding:6px;text-align:center;border:1px solid var(--ac3);background:rgba(255,167,38,.05);font-family:var(--display);font-size:7px;letter-spacing:3px;color:var(--ac3)}
.det-sec{padding:5px 12px 3px;font-family:var(--display);font-size:7px;letter-spacing:3px;color:var(--dim);text-transform:uppercase;border-top:1px solid var(--bdr);margin-top:4px}

/* Close btn */
.det-cx{position:absolute;top:8px;right:10px;background:rgba(239,83,80,.12);border:1px solid var(--ac4);color:var(--ac4);width:32px;height:32px;cursor:pointer;font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;transition:all .15s;border-radius:3px}
.det-cx:hover{background:rgba(239,83,80,.25);color:#fff}
@media(max-width:900px){.det-cx{width:40px;height:40px;font-size:18px;top:10px;right:10px}}

/* ══ AIRPORT POPUP */
.ap-pop{padding:12px 14px;font-family:var(--display);min-width:190px}
.ap-pop-iata{font-size:24px;font-weight:900;color:var(--ac2);letter-spacing:2px;line-height:1}
.ap-pop-name{font-family:var(--ui);font-size:11px;color:var(--txt);margin-top:4px;line-height:1.3;font-weight:600}
.ap-pop-meta{font-size:8px;color:var(--dim);margin-top:3px;letter-spacing:1px}
.ap-pop-btn{margin-top:8px;width:100%;padding:6px;background:transparent;border:1px solid var(--ac2);color:var(--ac2);font-family:var(--display);font-size:8px;letter-spacing:2px;text-transform:uppercase;cursor:pointer;transition:all .15s}
.ap-pop-btn:hover{background:var(--ac2);color:#040c17}


/* ══ FA AIRCRAFT ICONS ON MAP */
.ac-fa{
  display:flex;align-items:center;justify-content:center;
  width:50px;height:50px;position:relative;
}
.ac-fa i{
  font-size:36px;
  transition:transform .4s ease;
  filter:none;
  -webkit-text-stroke:0px;
  text-shadow:-1px -1px 0 #000,1px -1px 0 #000,-1px 1px 0 #000,1px 1px 0 #000;
}
.ac-fa.sz-sm i{font-size:20px;}
/* ground state */
.ac-fa.gnd i{opacity:.35;filter:none;}

/* ══ AIRCRAFT MARKERS */
.acw{position:relative;cursor:pointer}
.aclb{position:absolute;top:-15px;left:50%;transform:translateX(-50%);font-family:var(--display);font-size:8px;font-weight:700;white-space:nowrap;pointer-events:none;text-shadow:0 1px 4px #000,0 0 8px rgba(0,0,0,.9);letter-spacing:.5px}
.ap-pin{background:var(--glass2);border:1.5px solid var(--ac2);color:var(--ac2);font-family:var(--display);font-size:8px;font-weight:700;letter-spacing:1px;padding:3px 6px;white-space:nowrap;box-shadow:0 0 12px rgba(38,201,133,.25);border-radius:2px;backdrop-filter:blur(8px)}

/* ══ MAP CONTROLS (bottom right) */
#map-ctrl{position:fixed;bottom:14px;right:14px;z-index:800;display:flex;flex-direction:column;gap:6px}
.mc-btn{background:var(--glass2);border:1px solid var(--bdr2);color:var(--acc);width:32px;height:32px;display:flex;align-items:center;justify-content:center;cursor:pointer;font-size:14px;transition:all .15s;border-radius:3px;backdrop-filter:blur(8px)}
.mc-btn:hover{border-color:var(--bdr3);background:rgba(41,182,246,.12)}

/* ══ BOTTOM STATUS */
#bot{position:fixed;bottom:0;left:0;right:0;height:26px;z-index:1000;background:rgba(4,10,20,.92);border-top:1px solid var(--bdr);display:flex;align-items:center;padding:0 12px;gap:16px;backdrop-filter:blur(8px)}
.bot-item{display:flex;align-items:center;gap:5px;font-family:var(--display);font-size:7px;letter-spacing:1.5px;color:var(--dim);text-transform:uppercase}
.bot-item span{color:var(--acc)}
.bot-r{margin-left:auto;font-size:7px;color:var(--dim)}
.bot-r a{color:var(--dim);text-decoration:none}
.bot-r a:hover{color:var(--acc)}

/* ══ TOAST */
.toast{position:fixed;top:calc(var(--hh) + 10px);left:50%;transform:translateX(-50%) translateY(-20px);padding:8px 18px;font-family:var(--display);font-size:9px;letter-spacing:1px;z-index:9999;pointer-events:none;border:1px solid var(--bdr3);background:var(--glass2);color:var(--acc);backdrop-filter:blur(12px);opacity:0;transition:all .25s var(--ease);border-radius:2px}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast.err{border-color:var(--ac4);color:var(--ac4)}

/* ══ FAB mobile */
#fab{display:none;position:fixed;top:calc(var(--hh)+8px);left:8px;z-index:950;background:var(--glass2);border:1px solid var(--bdr2);color:var(--acc);width:34px;height:34px;align-items:center;justify-content:center;cursor:pointer;font-size:15px;border-radius:3px;backdrop-filter:blur(8px)}

/* ══ RESPONSIVE */
@media(max-width:900px){
  :root{--sb:100%;--det:100%;--hh:48px}
  #sb{top:auto;bottom:26px;left:0;right:0;width:100%;height:58vh;border-right:none;border-top:2px solid var(--acc);transform:translateY(100%)}
  #sb.hidden{transform:translateY(100%)}
  #sb.show-m{transform:translateY(0)}
  #det{top:auto;bottom:26px;left:0;right:0;width:100%;height:65vh;border-left:none;border-top:2px solid var(--acc);transform:translateY(100%)}
  #det.open{transform:translateY(0)}
  .chips{display:none}
  .kpi.hm{display:none}
  .sep.hm{display:none}
  #fab{display:flex}
  .logo-sub{display:none}
}
@media(max-width:480px){
  .logo-title{font-size:11px}
  .logo-img{height:24px}
  .kpi-v{font-size:13px}
}