:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --border: #dde2e8;
  --text: #17202a;
  --muted: #64707d;
  --accent: #16a34a;
  --accent-ink: #ffffff;
  --accent-soft: #dcfce7;
  --danger: #dc2626;
  --warn: #d97706;
  --sel: #facc15;
  --shadow: 0 4px 18px rgba(15, 23, 42, .12);
  --c-boundary: #22c55e;
  --c-obstacle: #ef4444;
  --c-nospray: #f59e0b;
  --c-route: #3b82f6;
  --c-marker: #a855f7;
  --radius: 8px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f141a; --surface: #161d25; --surface-2: #1d2630; --border: #2a3542; --text: #e6ebf0;
    --muted: #93a0ad; --accent: #22c55e; --accent-ink: #06210f; --accent-soft: #123222;
    --shadow: 0 4px 18px rgba(0, 0, 0, .45); color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0f141a; --surface: #161d25; --surface-2: #1d2630; --border: #2a3542; --text: #e6ebf0;
  --muted: #93a0ad; --accent: #22c55e; --accent-ink: #06210f; --accent-soft: #123222;
  --shadow: 0 4px 18px rgba(0, 0, 0, .45); color-scheme: dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg); color: var(--text);
  font: 14px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, sans-serif;
  display: flex; flex-direction: column; overflow: hidden;
}
button, input, select, textarea { font: inherit; color: inherit; }
button {
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 6px;
  padding: 6px 10px; cursor: pointer; white-space: nowrap;
}
button:hover:not(:disabled) { border-color: var(--accent); }
button:disabled { opacity: .45; cursor: default; }
button.accent, button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; }
button.danger { color: var(--danger); }
button.danger:hover { border-color: var(--danger); }
button.icon { background: none; border: none; padding: 4px 8px; font-size: 16px; }
button.small { padding: 3px 8px; font-size: 12.5px; }
input[type=text], input[type=number], input[type=search], select, textarea {
  background: var(--surface); border: 1px solid var(--border); border-radius: 6px; padding: 6px 8px; width: 100%;
}
input:focus, select:focus, textarea:focus { outline: 2px solid color-mix(in srgb, var(--accent) 50%, transparent); border-color: var(--accent); }
textarea { resize: vertical; min-height: 54px; }
.hidden { display: none !important; }

/* ---------- topbar */
#topbar {
  display: flex; align-items: center; gap: 10px; padding: 6px 10px; flex-wrap: wrap;
  background: var(--surface); border-bottom: 1px solid var(--border); z-index: 1001;
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 15px; }
.brand img { width: 28px; height: 28px; }
.proj-btn { display: flex; align-items: center; gap: 6px; background: var(--surface); max-width: 340px; }
.proj-btn strong { overflow: hidden; text-overflow: ellipsis; }
.proj-label { color: var(--muted); font-size: 12px; }
.caret { color: var(--muted); }
.save-state { color: var(--muted); font-size: 12px; min-width: 70px; }
.save-state.err { color: var(--danger); }
.spacer { flex: 1; }
.tb-group { display: flex; gap: 4px; }
.badge { background: var(--danger); color: #fff; border-radius: 9px; padding: 0 6px; font-size: 11px; margin-left: 3px; }
.badge.warn { background: var(--warn); }

/* ---------- layout */
#layout { flex: 1; display: flex; min-height: 0; }
#sidebar {
  width: 300px; flex-shrink: 0; background: var(--surface); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; min-height: 0;
}
.side-head { padding: 8px; border-bottom: 1px solid var(--border); }
.totals { padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 12.5px; color: var(--muted); display: grid; grid-template-columns: 1fr auto; gap: 2px 8px; }
.totals b { color: var(--text); text-align: right; }
.tree { flex: 1; overflow: auto; padding: 4px 0 10px; }
.side-foot { display: flex; gap: 6px; padding: 8px; border-top: 1px solid var(--border); }
.side-foot button { flex: 1; }

.grp { margin-top: 6px; }
.grp-head { display: flex; align-items: center; gap: 6px; padding: 4px 10px; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
.grp-head .cnt { margin-left: auto; }
.grp-head input { margin: 0; }
.item {
  display: flex; align-items: center; gap: 7px; padding: 5px 10px; cursor: pointer; user-select: none;
  border-left: 3px solid transparent;
}
.item:hover { background: var(--surface-2); }
.item.sel { background: var(--accent-soft); border-left-color: var(--accent); }
.item.child { padding-left: 30px; font-size: 13px; }
.item .nm { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.item .ar { color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.item .warnmark { color: var(--warn); }
.item .tw { width: 14px; color: var(--muted); font-size: 11px; text-align: center; }
.sw { display: inline-block; width: 13px; height: 13px; border-radius: 3px; flex-shrink: 0; border: 2px solid; }
.sw-b { border-color: var(--c-boundary); background: color-mix(in srgb, var(--c-boundary) 30%, transparent); }
.sw-o { border-color: var(--c-obstacle); background: color-mix(in srgb, var(--c-obstacle) 50%, transparent); }
.sw-n { border-color: var(--c-nospray); background: color-mix(in srgb, var(--c-nospray) 40%, transparent); border-style: dashed; }
.sw-r { border-color: var(--c-route); height: 4px; border-width: 2px 0 0; border-radius: 0; }
.sw-m { border-color: var(--c-marker); border-radius: 50%; background: var(--c-marker); width: 10px; height: 10px; }
.sw.round { border-radius: 50%; }
.sw.dot { border-radius: 50%; width: 9px; height: 9px; }
.sw.line { height: 7px; }
.empty { padding: 18px 14px; color: var(--muted); font-size: 13px; }
.empty b { color: var(--text); }

/* ---------- map */
#mapwrap { position: relative; flex: 1; min-width: 0; }
#map { position: absolute; inset: 0; background: #1b2026; }
.tools {
  position: absolute; left: 10px; top: 118px; z-index: 900; background: var(--surface); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 6px; display: flex; flex-direction: column; gap: 3px; width: 148px;
  max-height: calc(100% - 140px); overflow: auto;
}
.tools button { display: flex; align-items: center; gap: 8px; text-align: left; background: none; border-color: transparent; padding: 5px 7px; font-size: 13px; }
.tools button:hover { background: var(--surface-2); }
.tools button.active { background: var(--accent); color: var(--accent-ink); }
.tool-title .tt { float: right; padding: 0 4px; font-size: 13px; margin-top: -2px; }
.tools .ti { font-style: normal; width: 13px; text-align: center; flex-shrink: 0; }
.tools.compact { width: auto; }
.tools.compact button[data-tool] { font-size: 0; gap: 0; justify-content: center; padding: 7px; }
.tools.compact button[data-tool] .ti { font-size: 13px; }
.tools.compact .tool-title { font-size: 0; padding: 2px; text-align: center; }
.tools.compact .tool-title .tt { float: none; font-size: 13px; }
.tools.compact .tool-title:not(:first-child) { border-top: 1px solid var(--border); margin-top: 3px; }
.tools.compact .tool-opts { display: none; }
.tool-title { font-size: 11px; text-transform: uppercase; color: var(--muted); letter-spacing: .05em; padding: 4px 6px 2px; }
.tool-opts { border-top: 1px solid var(--border); margin-top: 4px; padding: 6px 4px 2px; display: flex; flex-direction: column; gap: 3px; font-size: 12.5px; }
.tool-opts label { display: flex; gap: 6px; align-items: center; cursor: pointer; }
.draw-hint {
  position: absolute; left: 50%; transform: translateX(-50%); bottom: 34px; z-index: 900; background: rgba(15, 20, 26, .88);
  color: #fff; padding: 8px 14px; border-radius: 8px; font-size: 13px; text-align: center; max-width: 90%; pointer-events: none;
}
.draw-hint b { color: #86efac; }
.map-search { position: absolute; left: 60px; top: 10px; z-index: 950; width: min(380px, calc(100% - 180px)); }
.map-search input { box-shadow: var(--shadow); border-radius: 8px; padding: 8px 10px; }
.search-results { background: var(--surface); border-radius: 8px; box-shadow: var(--shadow); margin-top: 4px; max-height: 300px; overflow: auto; }
.search-results div { padding: 7px 10px; cursor: pointer; font-size: 13px; border-bottom: 1px solid var(--border); }
.search-results div:hover { background: var(--surface-2); }
.map-btns { position: absolute; left: 10px; top: 10px; z-index: 900; display: none; }
.leaflet-top.leaflet-left { top: 0; }
.leaflet-control-zoom { margin-left: 10px !important; margin-top: 10px !important; }
#btnLocate { position: absolute; }
.cursor-pos {
  position: absolute; left: 10px; bottom: 10px; z-index: 900; background: rgba(15, 20, 26, .75); color: #fff;
  font: 12px ui-monospace, monospace; padding: 3px 8px; border-radius: 5px; cursor: pointer;
}
.locate-ctl a { font-size: 18px; line-height: 30px !important; }

/* labels on map */
.lbl { pointer-events: none !important; }
.lbl div {
  transform: translate(-50%, -50%); display: inline-block; white-space: nowrap; text-align: center;
  color: #fff; font-size: 12px; font-weight: 600; text-shadow: 0 0 3px #000, 0 0 2px #000; line-height: 1.2;
}
.lbl div small { font-weight: 400; display: block; }
.mk-icon div { width: 14px; height: 14px; border-radius: 50%; background: var(--c-marker); border: 2px solid #fff; box-shadow: 0 0 3px #000; transform: translate(-7px, -7px); }
.measure-tip { background: rgba(15, 20, 26, .9); color: #fff; border: none; font-weight: 600; }
.measure-tip::before { display: none; }

/* ---------- panel */
#panel {
  width: 340px; flex-shrink: 0; background: var(--surface); border-left: 1px solid var(--border);
  display: flex; flex-direction: column; min-height: 0;
}
.panel-head { display: flex; align-items: center; padding: 8px 10px; border-bottom: 1px solid var(--border); }
.panel-head strong { flex: 1; }
#panelBody { overflow: auto; padding: 10px 12px 30px; flex: 1; }
.fld { margin-bottom: 9px; }
.fld > label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 3px; }
.row { display: flex; gap: 6px; align-items: center; }
.row > * { flex: 1; }
.row > button, .row > .nogrow { flex: 0 0 auto; }
.stats { display: grid; grid-template-columns: 1fr auto; gap: 3px 10px; background: var(--surface-2); border-radius: 8px; padding: 8px 10px; margin: 10px 0; font-size: 13px; }
.stats span { color: var(--muted); }
.stats b { text-align: right; font-variant-numeric: tabular-nums; }
.stats .big { font-size: 16px; color: var(--accent); }
.sec { border-top: 1px solid var(--border); margin-top: 12px; padding-top: 10px; }
.sec > h4 { margin: 0 0 8px; font-size: 12px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); display: flex; align-items: center; }
.sec > h4 .r { margin-left: auto; text-transform: none; letter-spacing: 0; }
.ops { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.ops button { text-align: left; font-size: 13px; }
.op-row { display: flex; gap: 6px; align-items: center; margin-bottom: 6px; }
.op-row input { width: 74px; flex: 0 0 74px; }
.op-row button { flex: 1; text-align: left; }
.op-row .u { color: var(--muted); font-size: 12px; width: 18px; }
.chips { display: flex; flex-wrap: wrap; gap: 5px; }
.chip { display: inline-flex; align-items: center; gap: 5px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 12px; padding: 2px 9px; font-size: 12.5px; cursor: pointer; }
.chip:hover { border-color: var(--accent); }
.vtx { width: 100%; border-collapse: collapse; font-size: 12px; font-variant-numeric: tabular-nums; }
.vtx th { text-align: left; color: var(--muted); font-weight: 500; padding: 2px; position: sticky; top: 0; background: var(--surface); }
.vtx td { padding: 1px 2px; }
.vtx input { padding: 2px 4px; font: 12px ui-monospace, monospace; border-color: transparent; background: transparent; }
.vtx input:hover { border-color: var(--border); }
.vtx tr.hl td { background: var(--accent-soft); }
.vtx-wrap { max-height: 300px; overflow: auto; border: 1px solid var(--border); border-radius: 6px; }
.hint { color: var(--muted); font-size: 12px; margin: 4px 0; }
.kbd { font: 11px ui-monospace, monospace; border: 1px solid var(--border); border-bottom-width: 2px; border-radius: 4px; padding: 0 4px; background: var(--surface-2); }

/* ---------- modal */
.modal { position: fixed; inset: 0; background: rgba(0, 0, 0, .45); z-index: 2000; display: flex; align-items: center; justify-content: center; padding: 16px; }
.modal-box { background: var(--surface); border-radius: 12px; box-shadow: var(--shadow); width: min(720px, 100%); max-height: calc(100vh - 32px); display: flex; flex-direction: column; }
.modal-head { display: flex; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--border); font-size: 16px; }
.modal-head strong { flex: 1; }
.modal-body { padding: 14px 16px 18px; overflow: auto; }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 14px; flex-wrap: wrap; }
.drop {
  border: 2px dashed var(--border); border-radius: 10px; padding: 26px; text-align: center; color: var(--muted); cursor: pointer;
}
.drop.over, .drop:hover { border-color: var(--accent); color: var(--text); }
.list { border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.list .li { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-bottom: 1px solid var(--border); }
.list .li:last-child { border-bottom: none; }
.list .li.cur { background: var(--accent-soft); }
.list .li .main { flex: 1; min-width: 0; }
.list .li .main div:first-child { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list .li .sub { color: var(--muted); font-size: 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.opts { display: grid; gap: 6px; margin: 8px 0; }
.opts label { display: flex; gap: 8px; align-items: flex-start; cursor: pointer; }
.opts label small { color: var(--muted); display: block; }
.seg { display: inline-flex; border: 1px solid var(--border); border-radius: 7px; overflow: hidden; }
.seg button { border: none; border-radius: 0; background: var(--surface); }
.seg button.on { background: var(--accent); color: var(--accent-ink); }
.issue { display: flex; gap: 8px; align-items: flex-start; padding: 7px 4px; border-bottom: 1px solid var(--border); cursor: pointer; }
.issue:hover { background: var(--surface-2); }
.issue .lv { font-weight: 700; width: 16px; }
.issue.error .lv { color: var(--danger); }
.issue.warn .lv { color: var(--warn); }
.issue .msg { flex: 1; }
.devcard { display: flex; gap: 12px; align-items: center; padding: 10px 12px; border: 1px solid var(--border); border-radius: 10px; margin-bottom: 10px; }
.devcard .ic { font-size: 26px; }
.devcard.ok { border-color: var(--accent); background: var(--accent-soft); }
.steps { margin: 6px 0 0 18px; padding: 0; color: var(--muted); font-size: 13px; }
.help-grid { display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; font-size: 13px; }
.help h3 { font-size: 14px; margin: 16px 0 6px; }
.help p, .help li { font-size: 13px; color: var(--muted); }

/* ---------- toasts */
#toasts { position: fixed; right: 14px; bottom: 14px; z-index: 3000; display: flex; flex-direction: column; gap: 8px; align-items: flex-end; }
.toast { background: #17202a; color: #fff; padding: 9px 14px; border-radius: 8px; box-shadow: var(--shadow); max-width: 420px; font-size: 13.5px; animation: tin .2s ease-out; }
.toast.ok { border-left: 4px solid #22c55e; }
.toast.err { border-left: 4px solid #ef4444; }
.toast.warn { border-left: 4px solid #f59e0b; }
.toast button { margin-left: 10px; background: none; color: #86efac; border: none; padding: 0; font-weight: 600; }
@keyframes tin { from { transform: translateY(8px); opacity: 0; } }

/* geoman */
.marker-icon { border-radius: 50% !important; }
.leaflet-pm-toolbar { display: none; }

@media (max-width: 900px) {
  #sidebar { position: absolute; z-index: 1000; height: calc(100% - 50px); transform: translateX(-100%); transition: transform .2s; }
  body.side-open #sidebar { transform: none; }
  #panel { position: absolute; right: 0; z-index: 1000; height: calc(100% - 50px); width: min(340px, 100%); }
  .tools { width: 46px; }
  .tools button { font-size: 0; gap: 0; justify-content: center; }
  .tools .tool-title, .tool-opts { display: none; }
  .map-search { left: 60px; width: calc(100% - 80px); }
}
.leaflet-interactive:focus, .leaflet-container path:focus { outline: none; }

/* simulare operațiune */
.simgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; }
.simgrid label { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 2px 6px; font-size: 12.5px; color: var(--muted); }
.simgrid label span { color: var(--muted); font-size: 11px; }
.simgrid label input { grid-column: 1 / -1; }
.simctl { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0 6px; }
.simctl button { flex: 1; min-width: 130px; }
.stats b.big { font-size: 16px; color: var(--accent); }

/* hărți HD */
.hdrow { display: grid; grid-template-columns: auto 1fr 120px auto auto; gap: 8px; align-items: center; padding: 6px 2px; border-bottom: 1px solid var(--border); }
.hdrow:last-child { border-bottom: none; }
.hdrow .nm { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 13px; }
.hdrow input[type=range] { width: 120px; }

/* cont / utilizatori */
#userBox { margin-left: 4px; }
#btnAccount { display: inline-flex; align-items: center; gap: 4px; max-width: 160px; }
#userName { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }