:root{
  --bg: #05060a;
  --bg-deep: #020203;
  --panel: rgba(16,18,28,0.86);
  --panel-solid: #10121c;
  --border: #262a42;
  --border-soft: #1a1d30;
  --gold: #d8a763;
  --gold-dim: #a9814f;
  --blue: #7fa3d1;
  --blue-dim: #445473;
  --text: #ece8de;
  --muted: #8992ab;
  --muted-dim: #565c74;
  --danger: #c96a5a;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: "Avenir Next", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "Consolas", "SF Mono", "Cascadia Code", monospace;
}
:root[data-theme="light"]{
  --bg: #eef0f6;
  --bg-deep: #e3e6ee;
  --panel: rgba(255,255,255,0.9);
  --panel-solid: #ffffff;
  --border: #cdd2e0;
  --border-soft: #dde1ec;
  --text: #1c1e2a;
  --muted: #565d76;
  --muted-dim: #8991a8;
}
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    --bg: #eef0f6;
    --bg-deep: #e3e6ee;
    --panel: rgba(255,255,255,0.9);
    --panel-solid: #ffffff;
    --border: #cdd2e0;
    --border-soft: #dde1ec;
    --text: #1c1e2a;
    --muted: #565d76;
    --muted-dim: #8991a8;
  }
}
*{box-sizing:border-box;}
html,body{
  margin:0; padding:0; width:100%; height:100%; overflow:hidden;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
}
#stage{
  position:fixed; inset:0;
  background: radial-gradient(ellipse at 50% 45%, var(--bg) 0%, var(--bg-deep) 100%);
  cursor: grab;
}
#stage.grabbing{ cursor:grabbing; }

#world{
  position:absolute; left:50%; top:50%;
  transform-origin: 0 0;
  will-change: transform;
}
#world img{
  display:block;
  position:absolute;
  left:0; top:0;
  transform: translate(-50%,-50%);
  pointer-events:none;
  user-select:none;
  -webkit-user-drag:none;
  outline: 60px solid #0a0a0d;
}
#overlay{
  position:absolute; left:0; top:0;
  transform: translate(-50%,-50%);
  overflow:visible;
}

.wedge{
  fill: rgba(127,163,209,0.05);
  stroke: var(--blue-dim);
  stroke-width: 1.4;
  vector-effect: non-scaling-stroke;
  cursor: pointer;
  transition: fill 120ms ease, stroke 120ms ease;
}
.wedge:hover{
  fill: rgba(216,167,99,0.16);
  stroke: var(--gold);
}
.wedge.active{
  fill: rgba(216,167,99,0.30);
  stroke: var(--gold);
  stroke-width: 2.2;
}
.ring-line{
  fill:none;
  stroke: rgba(127,163,209,0.28);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
  pointer-events:none;
}
.spoke-line{
  stroke: rgba(127,163,209,0.28);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
  pointer-events:none;
}
.sector-label{
  fill: var(--text);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.03em;
  pointer-events:none;
  user-select:none;
  text-anchor:middle;
  dominant-baseline:middle;
  paint-order: stroke;
  stroke: var(--bg-deep);
  stroke-width: 5px;
  stroke-linejoin: round;
  opacity: 1;
}
.greek-label{
  fill: var(--gold);
  font-family: var(--sans);
  font-weight: 700;
  font-size: 26px;
  letter-spacing: 0.02em;
  pointer-events:none;
  user-select:none;
  text-anchor:middle;
  dominant-baseline:middle;
  paint-order: stroke;
  stroke: var(--bg-deep);
  stroke-width: 6px;
  stroke-linejoin: round;
}
.poi-marker{
  fill: var(--gold);
  stroke: var(--bg-deep);
  stroke-width: 1.5;
  cursor: pointer;
}
.poi-marker:hover{ fill: #f0c98a; }
.poi-label{
  fill: var(--text);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 19px;
  pointer-events:none;
  user-select:none;
  paint-order: stroke;
  stroke: var(--bg-deep);
  stroke-width: 5px;
  stroke-linejoin: round;
}

/* ---- HUD ---- */
.hud{
  position:fixed;
  font-family: var(--sans);
  z-index: 10;
}
#title-block{
  top: 22px; left: 26px;
  max-width: 360px;
}
#title-block h1{
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  font-size: 26px;
  margin: 0 0 2px 0;
  color: var(--text);
  letter-spacing: 0.01em;
}
#title-block .sub{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
#overlay-toggle{
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  background: var(--panel);
  border: 1px solid var(--border-soft);
  padding: 8px 12px;
  border-radius: 3px;
  backdrop-filter: blur(6px);
  width: fit-content;
}
#overlay-toggle input{
  accent-color: var(--gold);
  width: 13px; height: 13px;
  cursor: pointer;
}
#overlay-toggle:hover{ color: var(--text); }

#controls-hint{
  bottom: 22px; left: 26px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted-dim);
  letter-spacing: 0.03em;
  line-height: 1.8;
  background: var(--panel);
  border: 1px solid var(--border-soft);
  padding: 10px 14px;
  border-radius: 3px;
  backdrop-filter: blur(6px);
}
#controls-hint kbd{
  color: var(--blue);
  font-family: var(--mono);
}

#zoom-readout{
  bottom: 22px; right: 26px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  background: var(--panel);
  border: 1px solid var(--border-soft);
  padding: 8px 14px;
  border-radius: 3px;
  backdrop-filter: blur(6px);
}

/* ---- Detail panel ---- */
#detail{
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 340px;
  z-index: 20;
  background: var(--panel-solid);
  border-left: 1px solid var(--border);
  transform: translateX(100%);
  transition: transform 220ms cubic-bezier(.2,.8,.2,1);
  padding: 30px 28px;
  overflow-y: auto;
  box-shadow: -20px 0 40px rgba(0,0,0,0.35);
}
#detail.open{ transform: translateX(0); }
#detail .eyebrow{
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-dim);
}
#detail h2{
  font-family: var(--serif);
  font-style: italic;
  font-size: 30px;
  font-weight: 500;
  margin: 4px 0 2px 0;
  color: var(--text);
}
#detail .coord{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 18px;
  font-variant-numeric: tabular-nums;
}
#detail textarea{
  width: 100%;
  min-height: 220px;
  resize: vertical;
  background: var(--bg-deep);
  border: 1px solid var(--border-soft);
  border-radius: 3px;
  color: var(--text);
  font-family: var(--sans);
  font-size: 13.5px;
  line-height: 1.6;
  padding: 12px;
}
#detail textarea:focus{
  outline: none;
  border-color: var(--blue-dim);
}
#detail textarea[readonly]{
  cursor: default;
  opacity: 0.85;
}
#detail .field-label{
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-dim);
  margin: 16px 0 6px 0;
}
#detail-close{
  position: absolute; top: 24px; right: 26px;
  background: none; border: none;
  color: var(--muted);
  font-size: 20px;
  cursor: pointer;
  font-family: var(--sans);
  line-height: 1;
}
#detail-close:hover{ color: var(--text); }

/* ---- Calibration panel ---- */
#calib{
  top: 22px; right: 26px;
  width: 250px;
  background: var(--panel);
  border: 1px solid var(--border-soft);
  border-radius: 4px;
  padding: 14px 16px 16px 16px;
  backdrop-filter: blur(6px);
  font-family: var(--mono);
}
#calib.collapsed .calib-body{ display:none; }
#calib-toggle{
  width:100%;
  display:flex; justify-content:space-between; align-items:center;
  background:none; border:none; color: var(--muted); cursor:pointer;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0;
}
#calib-toggle .chev{ color: var(--blue); }
.calib-row{
  margin-top: 12px;
}
.calib-row label{
  display:flex; justify-content:space-between;
  font-size: 10.5px;
  color: var(--muted);
  margin-bottom: 4px;
}
.calib-row label span.val{ color: var(--gold); font-variant-numeric: tabular-nums; }
.calib-row input[type="range"]{
  width: 100%;
  accent-color: var(--gold);
}
#calib-reset{
  margin-top: 14px;
  width: 100%;
  background: var(--bg-deep);
  border: 1px solid var(--border-soft);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 7px;
  border-radius: 3px;
  cursor: pointer;
}
#calib-reset:hover{ color: var(--text); border-color: var(--blue-dim); }

/* ---- Draw tools ---- */
.tool-row{ display:flex; gap:6px; margin-top:8px; }
.tool-btn{
  flex:1;
  text-align:center;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--panel);
  border: 1px solid var(--border-soft);
  padding: 8px 6px;
  border-radius: 3px;
  cursor: pointer;
  backdrop-filter: blur(6px);
}
.tool-btn:hover{ color: var(--text); border-color: var(--blue-dim); }
.tool-btn.active{ color: var(--bg-deep); background: var(--gold); border-color: var(--gold); }
#draw-status{
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--gold-dim);
  margin-top: 8px;
  display: none;
}
#stage.tool-active{ cursor: crosshair; }

.territory-shape{
  stroke-width: 2;
  cursor: pointer;
  transition: fill-opacity 120ms ease;
}
.territory-shape:hover{ fill-opacity: 0.38; }
.territory-label{
  font-family: var(--sans);
  font-weight: 700;
  font-size: 17px;
  pointer-events:none;
  user-select:none;
  text-anchor:middle;
  dominant-baseline:middle;
  paint-order: stroke;
  stroke: var(--bg-deep);
  stroke-width: 5px;
  stroke-linejoin: round;
}
.draw-preview{
  fill: none;
  stroke: var(--gold);
  stroke-width: 2;
  stroke-dasharray: 6 5;
  vector-effect: non-scaling-stroke;
  pointer-events:none;
}
.draw-vertex{ fill: var(--gold); stroke: var(--bg-deep); stroke-width: 1.5; pointer-events:none; }

.sys-marker{ fill: var(--gold); stroke: var(--bg-deep); stroke-width: 1.5; cursor:pointer; }
.sys-marker:hover{ fill: #f0c98a; }
.sys-number{
  font-family: var(--mono);
  font-weight: 700;
  font-size: 10px;
  fill: var(--bg-deep);
  text-anchor:middle;
  dominant-baseline:middle;
  pointer-events:none;
  user-select:none;
}
.sys-label{
  font-family: var(--sans);
  font-weight: 600;
  font-size: 14px;
  fill: var(--text);
  pointer-events:none;
  user-select:none;
  paint-order: stroke;
  stroke: var(--bg-deep);
  stroke-width: 4px;
  stroke-linejoin: round;
}

/* ---- Legend / bottom-left stack ---- */
#bottom-left-stack{
  position: fixed;
  bottom: 22px; left: 26px;
  z-index: 10;
  display: flex;
  flex-direction: column-reverse;
  gap: 10px;
  align-items: flex-start;
}
#bottom-left-stack .hud{ position: static; }

#legend{
  width: 270px;
  max-height: 46vh;
  overflow-y: auto;
  background: var(--panel);
  border: 1px solid var(--border-soft);
  border-radius: 4px;
  padding: 14px 16px;
  backdrop-filter: blur(6px);
  font-family: var(--mono);
}
#legend.collapsed .legend-body{ display:none; }
#legend-toggle{
  width:100%;
  display:flex; justify-content:space-between; align-items:center;
  background:none; border:none; color: var(--muted); cursor:pointer;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0;
}
.legend-section-title{
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-dim);
  margin: 14px 0 6px 0;
}
.legend-section-title:first-child{ margin-top: 10px; }
.legend-item{
  display:flex; align-items:center; gap:8px;
  padding: 5px 0;
  font-family: var(--sans);
  font-size: 12.5px;
  color: var(--text);
}
.legend-swatch{ width:12px; height:12px; border-radius:3px; flex-shrink:0; }
.legend-num{
  width:18px; height:18px; border-radius:50%;
  background: var(--gold); color: var(--bg-deep);
  font-family: var(--mono); font-weight:700; font-size:10px;
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
}
.legend-name{ flex:1; cursor:pointer; }
.legend-name:hover{ color: var(--gold); }
.legend-del{
  background:none; border:none; color: var(--muted-dim);
  cursor:pointer; font-size:14px; line-height:1; padding:2px 4px;
}
.legend-del:hover{ color: var(--danger); }
.legend-empty{ font-size:11px; color: var(--muted-dim); font-style:italic; padding: 4px 0; }
#legend-actions{ display:flex; gap:6px; margin-top:14px; }
#legend-actions button{
  flex:1;
  background: var(--bg-deep);
  border: 1px solid var(--border-soft);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 7px 4px;
  border-radius: 3px;
  cursor: pointer;
}
#legend-actions button:hover{ color: var(--text); border-color: var(--blue-dim); }

#detail-delete{
  margin-top: 16px;
  width: 100%;
  background: rgba(201,106,90,0.1);
  border: 1px solid var(--danger);
  color: var(--danger);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 9px;
  border-radius: 3px;
  cursor: pointer;
  display: none;
}
#detail-delete:hover{ background: rgba(201,106,90,0.2); }

/* ---- Admin: login overlay ---- */
#login-overlay{
  position: fixed; inset: 0; z-index: 100;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
}
#login-overlay.hidden{ display: none; }
#login-box{
  width: 320px;
  background: var(--panel-solid);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 32px 28px;
  text-align: center;
}
#login-box h1{
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  font-size: 22px;
  margin: 0 0 4px 0;
  color: var(--text);
}
#login-box .sub{
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 22px;
}
#login-box input[type="password"]{
  width: 100%;
  background: var(--bg-deep);
  border: 1px solid var(--border-soft);
  border-radius: 3px;
  color: var(--text);
  font-family: var(--mono);
  font-size: 14px;
  padding: 10px 12px;
  margin-bottom: 12px;
}
#login-box input[type="password"]:focus{
  outline: none;
  border-color: var(--blue-dim);
}
#login-box button{
  width: 100%;
  background: var(--gold);
  border: none;
  color: var(--bg-deep);
  font-family: var(--mono);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 11px;
  border-radius: 3px;
  cursor: pointer;
}
#login-box button:hover{ background: #f0c98a; }
#login-error{
  color: var(--danger);
  font-family: var(--mono);
  font-size: 11px;
  margin-top: 12px;
  min-height: 14px;
}
#app-root.hidden{ display: none; }

#logout-btn{
  margin-top: 14px;
  width: 100%;
  background: var(--bg-deep);
  border: 1px solid var(--border-soft);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 7px;
  border-radius: 3px;
  cursor: pointer;
}
#logout-btn:hover{ color: var(--danger); border-color: var(--danger); }

#save-status{
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted-dim);
  margin-top: 8px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
#save-status.error{ color: var(--danger); }

::-webkit-scrollbar{ width: 8px; }
::-webkit-scrollbar-track{ background: transparent; }
::-webkit-scrollbar-thumb{ background: var(--border); border-radius: 4px; }

@media (prefers-reduced-motion: reduce){
  #detail{ transition: none; }
}