:root{
  --bg: #f6f7fb;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #55607a;
  --border: rgba(15,23,42,.10);
  --shadow: 0 10px 30px rgba(15,23,42,.08);
  --primary: #2563eb;
  --primary-weak: rgba(37,99,235,.12);
  --danger: #dc2626;
  --ok: #16a34a;
  --radius: 16px;
  --radius-sm: 12px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --container: 1280px;
  --gap: 14px;
}

@media (prefers-color-scheme: dark){
  :root{
    --bg: #0b1020;
    --card: #101a33;
    --text: #e8eefc;
    --muted: #aab6d6;
    --border: rgba(255,255,255,.10);
    --shadow: 0 18px 60px rgba(0,0,0,.35);
    --primary: #6ea8fe;
    --primary-weak: rgba(110,168,254,.16);
  }
}

*{ box-sizing: border-box; }
html, body{ height: 100%; }
body{
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
}

.topbar{
  max-width: var(--container);
  margin: 14px auto 0;
  padding: 0 14px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
}

.brand{ display:flex; align-items:center; gap: 12px; min-width: 0; }
.dot{
  width: 12px; height: 12px; border-radius: 999px;
  background: var(--primary);
  box-shadow: 0 0 0 6px var(--primary-weak);
  flex: 0 0 auto;
}
.titles{ min-width: 0; }
.title{
  font-weight: 750;
  letter-spacing: .2px;
  font-size: 15px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.subtitle{
  margin-top: 2px;
  font-size: 12px;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.topbar-right{
  display:flex; gap: 8px; align-items:center; flex: 0 0 auto;
}
.chip{
  display:inline-flex;
  align-items:center;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  text-decoration:none;
  font-size: 12px;
  background: rgba(255,255,255,.6);
}
@media (prefers-color-scheme: dark){
  .chip{ background: rgba(255,255,255,.06); }
}
.chip:hover{ color: var(--text); border-color: rgba(37,99,235,.35); }

.layout{
  max-width: var(--container);
  margin: 12px auto 18px;
  padding: 0 14px 20px;
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: var(--gap);
  align-items:start;
}

.map-card, .panel-card{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow:hidden;
}

#map{ height: 72vh; min-height: 520px; width: 100%; }
.map-hint{
  padding: 10px 12px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--muted);
  background: rgba(255,255,255,.4);
}
@media (prefers-color-scheme: dark){
  .map-hint{ background: rgba(0,0,0,.18); }
}

.panel{ display:flex; flex-direction:column; gap: var(--gap); position: sticky; top: 12px; }
.panel-card{ padding: 12px; }

.panel-head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap: 10px;
  margin-bottom: 10px;
}
.panel-title{ font-weight: 750; font-size: 13px; letter-spacing: .2px; }
.panel-meta{ font-size: 12px; color: var(--muted); white-space: nowrap; }

.btn-row{ display:flex; gap: 10px; flex-wrap:wrap; }

.btn{
  appearance:none;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.7);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 12px;
  cursor:pointer;
  font-weight: 650;
  font-size: 13px;
}
@media (prefers-color-scheme: dark){
  .btn{ background: rgba(255,255,255,.06); }
}
.btn:hover{ border-color: rgba(37,99,235,.35); }
.btn:disabled{ opacity:.55; cursor:not-allowed; }

.btn-primary{
  border-color: rgba(37,99,235,.35);
  background: var(--primary-weak);
}
.btn-ghost{
  border-color: rgba(220,38,38,.25);
  background: rgba(220,38,38,.06);
}
.btn-ghost:hover{ border-color: rgba(220,38,38,.45); }

.status{
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.5);
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.35;
}
@media (prefers-color-scheme: dark){
  .status{ background: rgba(0,0,0,.18); }
}
.status[data-kind="ok"]{
  border-color: rgba(22,163,74,.35);
  background: rgba(22,163,74,.08);
  color: var(--text);
}
.status[data-kind="err"]{
  border-color: rgba(220,38,38,.35);
  background: rgba(220,38,38,.10);
  color: var(--text);
}

.field{ display:flex; flex-direction:column; gap: 6px; margin-top: 10px; }
label{ font-size: 12px; color: var(--muted); }

select{
  appearance:none;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.7);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 12px;
  font-weight: 650;
  cursor: pointer;
  outline: none;
}
@media (prefers-color-scheme: dark){
  select{ background: rgba(255,255,255,.06); }
}
select:focus{
  border-color: rgba(37,99,235,.55);
  box-shadow: 0 0 0 4px var(--primary-weak);
}

.help{
  font-size: 12px;
  color: var(--muted);
  line-height: 1.35;
}

.tabs{
  display:flex;
  gap: 8px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
  margin-bottom: 10px;
}
.tab{
  appearance:none;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.7);
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 999px;
  font-weight: 700;
  cursor:pointer;
  font-size: 12px;
}
@media (prefers-color-scheme: dark){
  .tab{ background: rgba(255,255,255,.06); }
}
.tab.is-active{
  color: var(--text);
  border-color: rgba(37,99,235,.35);
  background: var(--primary-weak);
}

.pane{ display:none; }
.pane.is-active{ display:block; }

.pane-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  margin-bottom: 10px;
}
.pane-title{ font-weight: 750; font-size: 12px; color: var(--muted); }
.pane-actions{ display:flex; gap: 8px; flex-wrap:wrap; }

textarea{
  width:100%;
  min-height: 240px;
  resize: vertical;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.7);
  border-radius: 12px;
  padding: 10px 12px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text);
  outline:none;
}
@media (prefers-color-scheme: dark){
  textarea{ background: rgba(255,255,255,.04); }
}
textarea:focus{
  border-color: rgba(37,99,235,.55);
  box-shadow: 0 0 0 4px var(--primary-weak);
}

.panel-foot{
  font-size: 12px;
  color: var(--muted);
  padding: 2px 2px 0;
}

/* Toast */
.toast{
  position: sticky;
  top: 0;
  z-index: 5;
  margin-bottom: 10px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,.85);
  color: var(--text);
  box-shadow: var(--shadow);
}
@media (prefers-color-scheme: dark){
  .toast{ background: rgba(16,26,51,.92); }
}

/* Leaflet Controls - unify look */
.leaflet-control-layers,
.leaflet-bar{
  border: 1px solid var(--border) !important;
  border-radius: 12px !important;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.leaflet-control-layers{
  background: var(--card) !important;
  color: var(--text) !important;
}

/* Leaflet.Draw sprite fix (CDN images) */
.leaflet-draw-toolbar a{
  background-image: url("https://unpkg.com/leaflet-draw@1.0.4/dist/images/spritesheet.png") !important;
  background-repeat: no-repeat;
}
.leaflet-retina .leaflet-draw-toolbar a{
  background-image: url("https://unpkg.com/leaflet-draw@1.0.4/dist/images/spritesheet-2x.png") !important;
  background-size: 300px 30px;
}

/* Responsive */
@media (max-width: 980px){
  .layout{ grid-template-columns: 1fr; }
  .panel{ position: static; }
  #map{ height: 58vh; min-height: 420px; }
}