:root{
  --bg:#060c18;
  --bg-2:#0b1530;
  --panel:#0f1f3aee;
  --panel-2:#132a4a;
  --glass:rgba(16,30,61,0.72);
  --border:rgba(255,255,255,0.09);
  --border-2:rgba(255,255,255,0.14);
  --text:#eaf0ff;
  --muted:#9fb0d6;
  --dim:#6f82ad;
  --accent:#5eead4;
  --accent-2:#38bdf8;
  --accent-3:#a78bfa;
  --ocean:#0b1a33;
  --land:#e6e8d8;
  --grid:rgba(122,148,196,0.28);
  --shadow:0 20px 60px rgba(0,0,0,0.55), 0 8px 24px rgba(0,0,0,0.4);
  --radius:18px;
  --radius-sm:12px;
  --focus:0 0 0 3px rgba(94,234,212,0.35);
}
*{box-sizing:border-box}
html,body{height:100%}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial;
  background:var(--bg);
  color:var(--text);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit}
button{font:inherit}

/* background */
.bg{position:fixed;inset:0;z-index:-1;overflow:hidden;background:radial-gradient(1200px 800px at 70% 15%, #1a2f68 0%, transparent 60%), radial-gradient(900px 700px at 10% 85%, #0e2a3a 0%, transparent 55%), linear-gradient(180deg, #070d1f 0%, #061022 55%, #070d1f 100%);}
.bg-gradient{position:absolute;inset:0;background:
  radial-gradient(600px 600px at 55% 45%, rgba(56,189,248,0.08), transparent 70%),
  radial-gradient(800px 600px at 80% 90%, rgba(167,139,250,0.07), transparent 70%);}
.bg-stars{
  position:absolute;inset:0;
  background-image:
    radial-gradient(1.2px 1.2px at 15% 20%, rgba(255,255,255,0.9) 50%, transparent 55%),
    radial-gradient(1px 1px at 42% 18%, rgba(255,255,255,0.6) 50%, transparent 55%),
    radial-gradient(1px 1px at 78% 32%, rgba(255,255,255,0.5) 50%, transparent 55%),
    radial-gradient(1.4px 1.4px at 62% 72%, rgba(255,255,255,0.7) 50%, transparent 55%),
    radial-gradient(0.9px 0.9px at 28% 78%, rgba(255,255,255,0.45) 50%, transparent 55%),
    radial-gradient(1px 1px at 88% 58%, rgba(255,255,255,0.5) 50%, transparent 55%),
    radial-gradient(1px 1px at 35% 45%, rgba(255,255,255,0.35) 50%, transparent 55%);
  opacity:0.7;
}

/* topbar */
.topbar{
  position:sticky;top:0;z-index:20;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;
  padding:14px 20px;
  max-width:1400px;margin:0 auto;
  backdrop-filter: blur(12px);
  background:linear-gradient(180deg, rgba(6,12,24,0.92), rgba(6,12,24,0.55));
  border-bottom:1px solid var(--border);
}
.brand{display:flex;align-items:center;gap:14px;min-width:0}
.brand-mark{position:relative;width:38px;height:38px;border-radius:50%;flex:0 0 38px;background:radial-gradient(120% 120% at 30% 25%, #9aefff, #3b82f6 55%, #1e293b 85%);box-shadow:0 0 18px rgba(56,189,248,0.5), inset 0 0 12px rgba(255,255,255,0.6);display:grid;place-items:center;overflow:hidden}
.brand-mark::after{content:"";position:absolute;inset:3px;border-radius:50%;border:1px solid rgba(255,255,255,0.35);opacity:0.6}
.mark-dot{width:7px;height:7px;background:white;border-radius:50%;box-shadow:0 0 8px white}
.mark-ring{position:absolute;inset:6px;border:1px dashed rgba(255,255,255,0.35);border-radius:50%}
.brand-text h1{margin:0;font-family:"Space Grotesk",Inter,sans-serif;font-weight:700;letter-spacing:0.14em;font-size:16px;line-height:1}
.brand-text p{margin:3px 0 0;color:var(--muted);font-size:12px;letter-spacing:0.04em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-actions{display:flex;gap:10px;align-items:center}
.btn{
  appearance:none;border:1px solid var(--border);background:rgba(255,255,255,0.06);color:var(--text);
  padding:9px 16px;border-radius:999px;font-weight:600;font-size:13px;letter-spacing:0.02em;
  cursor:pointer;transition:all .18s ease;backdrop-filter:blur(8px);
}
.btn:hover{transform:translateY(-1px);border-color:var(--border-2);background:rgba(255,255,255,0.1)}
.btn:active{transform:translateY(0)}
.btn:focus-visible{outline:none;box-shadow:var(--focus);border-color:rgba(94,234,212,0.6)}
.btn.primary{background:linear-gradient(135deg, #5eead4, #38bdf8);color:#061022;border-color:transparent;box-shadow:0 8px 20px rgba(56,189,248,0.3)}
.btn.primary:hover{filter:brightness(1.05);box-shadow:0 10px 28px rgba(56,189,248,0.42)}
.btn.ghost{background:rgba(255,255,255,0.06)}
.btn.small{padding:7px 12px;font-size:12px}

/* layout */
.layout{
  max-width:1400px;margin:0 auto;
  padding:18px 20px 28px;
  display:grid;grid-template-columns:1.55fr 0.9fr;gap:20px;
  align-items:start;
}
.globe-wrap{
  position:relative;
  background:radial-gradient(900px 600px at 50% 35%, rgba(56,189,248,0.09), transparent 70%), linear-gradient(180deg, rgba(15,31,58,0.55), rgba(9,18,36,0.75));
  border:1px solid var(--border);
  border-radius:22px;
  overflow:hidden;
  box-shadow:var(--shadow);
  min-height:640px;
  display:flex;flex-direction:column;
}
#globe{
  width:100%;height:100%;
  display:block;
  aspect-ratio:1 / 1;
  cursor:grab;
  touch-action:none;
}
#globe:active{cursor:grabbing}

/* hud */
.hud{
  position:absolute;left:14px;right:14px;bottom:14px;
  display:flex;gap:10px;flex-wrap:wrap;
  pointer-events:none;
}
.hud-card{
  background:rgba(8,16,34,0.78);backdrop-filter:blur(10px);
  border:1px solid var(--border);border-radius:999px;
  padding:8px 12px;display:flex;gap:8px;align-items:center;
  font-size:12px;box-shadow:0 6px 18px rgba(0,0,0,0.35);
}
.hud-label{color:var(--dim);font-weight:700;letter-spacing:0.08em;font-size:10px}
.hud-value{color:var(--text);font-weight:600}
.hud-value.muted{color:var(--muted);font-weight:500}
.legend{
  position:absolute;top:14px;left:14px;
  background:rgba(8,16,34,0.78);backdrop-filter:blur(10px);
  border:1px solid var(--border);border-radius:14px;
  padding:10px 12px;min-width:150px;
  box-shadow:0 6px 18px rgba(0,0,0,0.35);
}
.legend-title{font-size:11px;letter-spacing:0.1em;font-weight:700;color:var(--muted);margin-bottom:8px}
.legend-row{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text);margin:5px 0}
.swatch{width:14px;height:10px;border-radius:999px;display:inline-block;border:1px solid rgba(255,255,255,0.15)}
.swatch.ocean{background:radial-gradient(circle at 30% 30%, #1e3a5f, #0b1a33)}
.swatch.land{background:#d9dcc9}
.swatch.grid{background:repeating-linear-gradient(90deg, transparent 0 4px, var(--grid) 4px 6px);border-color:transparent}
.swatch.marker{background:linear-gradient(135deg, #f59e0b, #ef4444);box-shadow:0 0 8px rgba(239,68,68,0.6)}

/* marker tooltip */
.marker-tip{
  position:absolute;transform:translate(-50%, -130%);
  background:#0b1226;border:1px solid rgba(255,255,255,0.14);
  border-radius:12px;padding:8px 10px;
  box-shadow:0 12px 30px rgba(0,0,0,0.55);
  pointer-events:none;min-width:130px;text-align:center;
  transition:opacity .18s ease, transform .18s ease;
}
.marker-tip::after{
  content:"";position:absolute;left:50%;bottom:-6px;transform:translateX(-50%) rotate(45deg);
  width:10px;height:10px;background:#0b1226;border-right:1px solid rgba(255,255,255,0.14);border-bottom:1px solid rgba(255,255,255,0.14);
}
.marker-tip strong{display:block;font-size:13px;letter-spacing:0.02em}
.marker-tip span{display:block;font-size:11px;color:var(--muted);margin-top:2px}
.marker-tip.hidden{opacity:0;pointer-events:none;transform:translate(-50%, -120%) scale(0.98)}

/* panel */
.panel{
  background:var(--glass);backdrop-filter:blur(16px);
  border:1px solid var(--border);border-radius:22px;
  box-shadow:var(--shadow);
  overflow:hidden;
  position:sticky;top:72px;
}
.panel-head{padding:20px 20px 12px}
.panel-head h2{margin:0;font-family:"Space Grotesk",Inter,sans-serif;font-size:22px;letter-spacing:-0.02em;line-height:1.1}
.panel-head p{margin:8px 0 0;color:var(--muted);font-size:13px;line-height:1.5}
.search{
  padding:0 20px;
  display:flex;gap:10px;align-items:stretch;
}
.search-field{
  position:relative;flex:1;display:flex;align-items:center;
  background:rgba(255,255,255,0.07);border:1px solid var(--border);
  border-radius:999px;padding:0 12px;transition:all .18s ease;
}
.search-field:focus-within{border-color:rgba(94,234,212,0.55);box-shadow:var(--focus);background:rgba(255,255,255,0.09)}
.search-icon{color:var(--dim);flex:0 0 18px}
.search-field input{
  flex:1;background:transparent;border:0;outline:0;color:var(--text);
  padding:12px 8px;font-size:14px;font-weight:500;min-width:0;
}
.search-field input::placeholder{color:var(--dim)}
.icon-btn{
  width:28px;height:28px;border-radius:50%;border:1px solid var(--border);background:rgba(0,0,0,0.2);color:var(--muted);
  display:grid;place-items:center;cursor:pointer;font-size:18px;line-height:1;
}
.icon-btn:hover{color:var(--text);border-color:var(--border-2)}
.icon-btn.hidden{display:none}
.search-btn{border-radius:999px;padding:0 18px;white-space:nowrap}
.results-wrap{padding:12px 20px 0}
.results{
  list-style:none;margin:0;padding:0;
  max-height:280px;overflow:auto;
  border-radius:14px;
  scrollbar-width:thin;
}
.results::-webkit-scrollbar{width:6px}
.results::-webkit-scrollbar-thumb{background:rgba(255,255,255,0.18);border-radius:999px}
.results li{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 12px;border-radius:12px;cursor:pointer;
  border:1px solid transparent;transition:all .14s ease;
}
.results li+li{margin-top:4px}
.results li:hover{background:rgba(255,255,255,0.06);border-color:var(--border)}
.results li[aria-selected="true"], .results li:focus{outline:none;background:linear-gradient(135deg, rgba(94,234,212,0.18), rgba(56,189,248,0.18));border-color:rgba(94,234,212,0.35);box-shadow:0 0 0 1px rgba(94,234,212,0.15) inset}
.results li .place{display:flex;flex-direction:column;gap:2px;min-width:0}
.results li .place strong{font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.results li .place span{font-size:11px;color:var(--muted)}
.results li .coords{font-size:11px;color:var(--dim);font-variant-numeric:tabular-nums;white-space:nowrap}
.hint{margin:10px 2px 0;color:var(--dim);font-size:12px;line-height:1.5}
.selection{
  margin:16px 20px 0;
  background:linear-gradient(135deg, rgba(94,234,212,0.12), rgba(56,189,248,0.12));
  border:1px solid rgba(94,234,212,0.22);border-radius:16px;padding:14px;
}
.selection.hidden{display:none}
.selection-head{display:flex;align-items:center;gap:10px}
.selection-head .pin{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg, #f59e0b, #ef4444);box-shadow:0 6px 16px rgba(239,68,68,0.4);flex:0 0 32px}
.selection-head strong{font-size:14px}
.selection-head span{font-size:12px;color:var(--muted)}
.selection-head .coords{margin-left:auto;font-size:12px;color:var(--text);background:rgba(0,0,0,0.22);padding:6px 8px;border-radius:999px;border:1px solid rgba(255,255,255,0.1);font-variant-numeric:tabular-nums}
.selection-actions{display:flex;align-items:center;gap:10px;margin-top:10px}
.copy-feedback{font-size:12px;color:var(--accent)}
.quick{padding:16px 20px 8px;border-top:1px solid var(--border);margin-top:16px}
.quick-label{font-size:11px;letter-spacing:0.1em;font-weight:700;color:var(--muted);margin-bottom:10px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  appearance:none;border:1px solid var(--border);background:rgba(255,255,255,0.06);
  color:var(--text);padding:7px 11px;border-radius:999px;font-size:12px;font-weight:600;cursor:pointer;transition:all .15s ease;
}
.chip:hover{transform:translateY(-1px);background:rgba(255,255,255,0.1);border-color:var(--border-2)}
.chip:focus-visible{outline:none;box-shadow:var(--focus)}
.panel-foot{padding:12px 20px 18px;color:var(--dim);font-size:11px;border-top:1px solid var(--border);margin-top:12px;background:rgba(0,0,0,0.12)}

/* toast */
.toast{
  position:fixed;left:50%;bottom:22px;transform:translateX(-50%) translateY(20px);
  background:#0b1226;color:var(--text);border:1px solid var(--border-2);padding:10px 14px;border-radius:999px;
  font-size:13px;box-shadow:0 12px 30px rgba(0,0,0,0.5);opacity:0;pointer-events:none;transition:all .22s ease;z-index:30;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* accessibility */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:none;box-shadow:var(--focus)}

/* responsive */
@media (max-width: 980px){
  .layout{grid-template-columns:1fr;gap:16px}
  .panel{position:static}
  .globe-wrap{min-height:520px}
  .legend{top:auto;bottom:68px}
}
@media (max-width: 640px){
  .topbar{padding:12px 14px}
  .brand-text p{display:none}
  .top-actions .btn{padding:8px 12px;font-size:12px}
  .layout{padding:12px 12px 20px}
  .globe-wrap{border-radius:18px;min-height:460px}
  .panel{border-radius:18px}
  .search{flex-direction:column}
  .search-btn{width:100%;justify-content:center;padding:12px 18px}
  .hide-mobile{display:none}
  .hud{bottom:10px}
  .hud-card{padding:6px 10px;font-size:11px}
}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *{animation:none !important;transition:none !important}
}