/* CI Spatial Platform — Style v3 */
:root {
  --bg:#0f1117;--bg-raised:#181b24;--bg-surface:#1e2230;--bg-hover:#252a38;
  --border:#2a2f3e;--border-focus:#4a7cff;
  --text:#e0e4ec;--text-dim:#8b92a5;--text-muted:#5a6178;
  --accent:#4a7cff;--danger:#e53935;--warning:#ffb300;--success:#43a047;
  --font:'DM Sans',-apple-system,BlinkMacSystemFont,sans-serif;
  --mono:'JetBrains Mono','Consolas',monospace;
  --sidebar-w:360px;--topbar-h:44px;--radius:6px;--radius-sm:4px;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%;font-family:var(--font);font-size:13px;color:var(--text);background:var(--bg);overflow:hidden}
.hidden{display:none !important}

/* Login */
#login-overlay{position:fixed;inset:0;background:var(--bg);display:flex;align-items:center;justify-content:center;z-index:9999}
.login-box{width:360px;background:var(--bg-raised);border:1px solid var(--border);border-radius:12px;padding:40px 32px 32px}
.login-header{text-align:center;margin-bottom:28px}
.login-icon{font-size:28px;color:var(--accent);margin-bottom:12px}
.login-header h1{font-size:20px;font-weight:700;letter-spacing:-0.3px;margin-bottom:4px}
.login-header p{font-size:13px;color:var(--text-dim);font-weight:500}
.login-form label{display:block;font-size:11px;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:0.5px;margin-bottom:6px;margin-top:16px}
.login-form input{width:100%;padding:10px 12px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-family:var(--font);font-size:14px;outline:none}
.login-form input:focus{border-color:var(--border-focus)}
.login-form input::placeholder{color:var(--text-muted)}
#login-btn{width:100%;margin-top:24px;padding:11px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);font-family:var(--font);font-size:14px;font-weight:600;cursor:pointer}
#login-btn:hover{background:#3a6ae8}#login-btn:disabled{opacity:0.5;cursor:not-allowed}
.login-error{margin-top:12px;color:var(--danger);font-size:12px;text-align:center;min-height:18px}
.login-footer{margin-top:24px;text-align:center;font-size:11px;color:var(--text-muted);font-family:var(--mono)}

/* Topbar */
#topbar{height:var(--topbar-h);background:var(--bg-raised);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 16px;flex-shrink:0}
.topbar-left,.topbar-right{display:flex;align-items:center;gap:10px}
.topbar-icon{color:var(--accent);font-size:16px}.topbar-title{font-weight:700;font-size:14px;letter-spacing:-0.2px}
.topbar-sep{color:var(--text-muted);font-size:12px}.topbar-stat{font-size:11px;color:var(--text-dim);font-family:var(--mono)}
.topbar-user{font-size:12px;color:var(--text-dim)}.topbar-link{font-size:12px;color:var(--accent);text-decoration:none;font-weight:500}
.topbar-link:hover{text-decoration:underline}
.topbar-btn{padding:5px 12px;background:transparent;border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-dim);font-family:var(--font);font-size:11px;cursor:pointer}
.topbar-btn:hover{border-color:var(--text-dim);color:var(--text)}

/* Layout */
#app{height:100vh;display:flex;flex-direction:column}
#main{flex:1;display:flex;overflow:hidden}

/* Sidebar */
#sidebar{width:var(--sidebar-w);min-width:var(--sidebar-w);background:var(--bg-raised);border-right:1px solid var(--border);overflow-y:auto;overflow-x:hidden;padding:12px}
#sidebar::-webkit-scrollbar{width:5px}#sidebar::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}
.sidebar-section{margin-bottom:16px}
.sidebar-section h3{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:0.8px;color:var(--text-muted);margin-bottom:8px;padding-bottom:4px;border-bottom:1px solid var(--border)}
.sidebar-back-btn{display:block;width:100%;text-align:left;padding:8px 0;background:none;border:none;color:var(--accent);font-family:var(--font);font-size:12px;font-weight:600;cursor:pointer;margin-bottom:8px}
.sidebar-back-btn:hover{text-decoration:underline}

/* Layer toggles */
.layer-toggle{display:flex;align-items:center;gap:8px;padding:4px 0;font-size:12px;cursor:pointer;user-select:none}
.layer-toggle input[type="checkbox"]{accent-color:var(--accent);width:14px;height:14px;cursor:pointer}
.layer-toggle .layer-count{font-family:var(--mono);font-size:10px;color:var(--text-muted);margin-left:auto}

/* Stats */
.stat-row{display:flex;justify-content:space-between;padding:3px 0;font-size:12px}
.stat-row .stat-label{color:var(--text-dim)}.stat-row .stat-value{font-family:var(--mono);font-weight:600}

/* Legend */
.legend-group{margin-bottom:10px}.legend-group-title{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:0.5px;color:var(--text-dim);margin-bottom:4px}
.legend-item{display:flex;align-items:center;gap:6px;padding:2px 0;font-size:11px;color:var(--text-dim)}
.legend-swatch{width:14px;height:14px;border-radius:2px;flex-shrink:0}
.legend-swatch.circle{border-radius:50%}.legend-swatch.hollow{background:transparent !important;border:2.5px solid}
.legend-swatch.line{height:3px;border-radius:0}.legend-swatch.dashed{height:0;border-top:3px dashed;background:transparent !important}

/* Detail panels */
.bldg-id{font-size:18px;font-weight:700;letter-spacing:-0.3px}
.bldg-use{font-size:12px;color:var(--text-dim);margin-top:2px;margin-bottom:8px}
#building-flags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.flag-badge{display:inline-block;padding:2px 8px;border-radius:3px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:0.3px}
.flag-asbestos{background:var(--danger);color:#fff}.flag-critical{background:#ff6f00;color:#fff}
.flag-high{background:var(--warning);color:#1a1a1a}.flag-demolished{background:#424242;color:#fff}

/* Attribute rows */
.attr-group{margin-bottom:10px}.attr-group-title{font-size:9px;font-weight:700;text-transform:uppercase;letter-spacing:0.6px;color:var(--text-muted);margin-bottom:4px;padding-top:6px;border-top:1px solid var(--border)}
.attr-row{display:flex;justify-content:space-between;align-items:center;padding:3px 0;font-size:12px;border-bottom:1px solid rgba(255,255,255,0.03);gap:8px}
.attr-row .attr-key{color:var(--text-dim);flex-shrink:0;min-width:90px}
.attr-row .attr-val{font-weight:500;text-align:right;max-width:55%;word-break:break-word}

/* Editable fields */
.edit-field,.nb-edit-field,.road-field,.edit-select,.edit-input{
  padding:4px 6px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);
  color:var(--text);font-family:var(--font);font-size:12px;outline:none;flex:1;min-width:0;max-width:180px;
}
.edit-textarea{width:100%;padding:6px 8px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-family:var(--font);font-size:12px;resize:vertical;outline:none;margin-top:4px}
.edit-field:focus,.nb-edit-field:focus,.road-field:focus,.edit-select:focus,.edit-input:focus,.edit-textarea:focus{border-color:var(--border-focus)}
.attr-row input[type="checkbox"]{accent-color:var(--accent);width:16px;height:16px}
.attr-row input[type="date"]{max-width:150px}

/* Buttons */
.save-btn{display:block;width:100%;margin-top:8px;padding:8px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);font-family:var(--font);font-size:12px;font-weight:600;cursor:pointer}
.save-btn:hover{background:#3a6ae8}.save-btn:disabled{opacity:0.4;cursor:not-allowed}
.save-btn-sm{padding:5px 10px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);font-size:11px;font-weight:600;cursor:pointer;margin-top:4px}

/* Observations */
#building-observations h4{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:0.6px;color:var(--text-muted);margin-bottom:8px;padding-top:8px;border-top:1px solid var(--border)}
.obs-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 10px;margin-bottom:6px}
.obs-card .obs-meta{font-size:10px;color:var(--text-muted);font-family:var(--mono);margin-bottom:4px}
.obs-card .obs-text{font-size:12px;line-height:1.5}
.obs-edit-btn{margin-top:4px;padding:2px 8px;background:transparent;border:1px solid var(--border);border-radius:3px;color:var(--text-dim);font-size:10px;cursor:pointer}
.obs-edit-btn:hover{border-color:var(--accent);color:var(--accent)}
.obs-form textarea{width:100%;padding:8px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-family:var(--font);font-size:12px;resize:vertical;outline:none;margin-bottom:6px}
.obs-form textarea:focus{border-color:var(--border-focus)}
#obs-save-btn{padding:7px 14px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);font-family:var(--font);font-size:12px;font-weight:600;cursor:pointer}
#obs-save-btn:hover{background:#3a6ae8}#obs-save-btn:disabled{opacity:0.4;cursor:not-allowed}

/* Map */
#map{flex:1;background:#0d0f14}
.leaflet-container{background:#0d0f14 !important;font-family:var(--font) !important}
.leaflet-control-layers{display:none !important}
.leaflet-control-zoom{border:1px solid var(--border) !important;border-radius:var(--radius) !important;overflow:hidden}
.leaflet-control-zoom a{background:var(--bg-raised) !important;color:var(--text) !important;border-bottom:1px solid var(--border) !important;width:32px !important;height:32px !important;line-height:32px !important;font-size:16px !important}
.leaflet-control-zoom a:hover{background:var(--bg-hover) !important}
.leaflet-popup-content-wrapper{background:var(--bg-raised) !important;color:var(--text) !important;border:1px solid var(--border) !important;border-radius:var(--radius) !important;box-shadow:0 8px 32px rgba(0,0,0,0.5) !important;font-family:var(--font) !important;font-size:12px !important}
.leaflet-popup-tip{background:var(--bg-raised) !important;border-right:1px solid var(--border) !important;border-bottom:1px solid var(--border) !important}
.leaflet-popup-close-button{color:var(--text-dim) !important}
.leaflet-control-attribution{background:rgba(15,17,23,0.85) !important;color:var(--text-muted) !important;font-size:9px !important}
.leaflet-control-attribution a{color:var(--text-dim) !important}

@media(max-width:768px){
  :root{--sidebar-w:100vw}
  #sidebar{position:fixed;top:var(--topbar-h);left:0;bottom:0;z-index:1000;transform:translateX(-100%);transition:transform 0.25s ease}
  #sidebar.open{transform:translateX(0)}
}

/* ==========================================================================
   Phase 5 CSS — Road Panel, Observation Categories, Road Works
   Append to css/style.css
   ========================================================================== */

/* ---------------------------------------------------------------------------
   Road Panel
   --------------------------------------------------------------------------- */
.road-panel {
  padding: 0;
}

.road-panel .panel-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid #e0e0e0;
  background: #fafafa;
}

.road-panel .panel-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  flex: 1;
}

.road-class-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
}

.panel-close {
  background: none;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: #999;
  padding: 2px 6px;
}
.panel-close:hover { color: #333; }

.road-summary {
  display: flex;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid #eee;
}

.road-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
}

.road-stat .stat-val {
  font-size: 18px;
  font-weight: 700;
  color: #333;
}

.road-stat .stat-label {
  font-size: 11px;
  color: #888;
  margin-top: 2px;
}

.road-section {
  padding: 12px 16px;
  border-bottom: 1px solid #f0f0f0;
}

.road-section h4 {
  margin: 0 0 8px 0;
  font-size: 13px;
  font-weight: 600;
  color: #555;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.seg-detail {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
}

/* ---------------------------------------------------------------------------
   Road Breakdown Tables
   --------------------------------------------------------------------------- */
.road-breakdown {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.road-breakdown th {
  text-align: left;
  padding: 4px 8px;
  border-bottom: 2px solid #ddd;
  font-weight: 600;
  color: #666;
}

.road-breakdown td {
  padding: 4px 8px;
  border-bottom: 1px solid #f0f0f0;
}

.road-breakdown tr:hover td {
  background: #f5f9ff;
}

/* ---------------------------------------------------------------------------
   Road Segments List
   --------------------------------------------------------------------------- */
.road-segments-list {
  padding: 12px 16px;
  max-height: 300px;
  overflow-y: auto;
}

.road-segments-list table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
}

.road-segments-list th {
  text-align: left;
  padding: 4px 6px;
  border-bottom: 2px solid #ddd;
  font-weight: 600;
  color: #666;
  position: sticky;
  top: 0;
  background: #fff;
}

.road-segments-list td {
  padding: 4px 6px;
  border-bottom: 1px solid #f0f0f0;
}

.road-segments-list tr:hover td {
  background: #fff8e1;
}

.road-segments-list tr.seg-current td {
  background: #fff3e0;
  font-weight: 600;
}

/* ---------------------------------------------------------------------------
   Road Works
   --------------------------------------------------------------------------- */
.road-works-list {
  padding: 12px 16px;
}

.work-item {
  padding: 8px 10px;
  margin-bottom: 8px;
  background: #f9f9f9;
  border: 1px solid #e8e8e8;
  border-radius: 6px;
}

.work-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.work-type {
  font-weight: 600;
  font-size: 13px;
}

.work-badge {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 10px;
  font-weight: 600;
}

.work-status-planned       { background: #e3f2fd; color: #1565c0; }
.work-status-approved      { background: #e8f5e9; color: #2e7d32; }
.work-status-in-progress   { background: #fff3e0; color: #e65100; }
.work-status-complete      { background: #e8f5e9; color: #1b5e20; }
.work-status-cancelled     { background: #fce4ec; color: #c62828; }

.work-priority             { font-size: 10px; font-weight: 600; padding: 1px 5px; border-radius: 3px; }
.work-priority-critical    { background: #ff5252; color: #fff; }
.work-priority-high        { background: #ff9800; color: #fff; }
.work-priority-medium      { background: #ffeb3b; color: #333; }
.work-priority-low         { background: #e0e0e0; color: #666; }

.work-desc {
  font-size: 12px;
  color: #555;
  margin-bottom: 4px;
}

.work-meta {
  font-size: 11px;
  color: #888;
}

/* ---------------------------------------------------------------------------
   Road Works Form
   --------------------------------------------------------------------------- */
.road-works-form {
  padding: 12px 16px;
  background: #f5f5f5;
  border: 1px solid #ddd;
  border-radius: 6px;
  margin: 8px 0;
}

.road-works-form h4 {
  margin: 0 0 10px 0;
  font-size: 14px;
}

.road-works-form label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: #555;
  margin: 8px 0 3px;
}

.road-works-form select,
.road-works-form input,
.road-works-form textarea {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 13px;
  box-sizing: border-box;
}

.road-works-form textarea {
  resize: vertical;
}

.form-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

/* ---------------------------------------------------------------------------
   Road Action Buttons
   --------------------------------------------------------------------------- */
.road-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.btn-action {
  padding: 6px 12px;
  border: none;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  background: #1976d2;
  color: #fff;
}

.btn-action:hover { background: #1565c0; }

.btn-action.btn-secondary {
  background: #fff;
  color: #1976d2;
  border: 1px solid #1976d2;
}

.btn-action.btn-secondary:hover { background: #e3f2fd; }

.btn-save {
  padding: 6px 16px;
  background: #4caf50;
  color: #fff;
  border: none;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
}
.btn-save:hover { background: #388e3c; }

.btn-cancel {
  padding: 6px 16px;
  background: #eee;
  color: #666;
  border: none;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
}
.btn-cancel:hover { background: #ddd; }

/* ---------------------------------------------------------------------------
   Observation Category Multi-Select
   --------------------------------------------------------------------------- */
.obs-category-select {
  max-height: 280px;
  overflow-y: auto;
  border: 1px solid #ddd;
  border-radius: 6px;
  padding: 6px;
  background: #fff;
}

.cat-domain {
  margin-bottom: 6px;
}

.cat-domain-label {
  font-size: 12px;
  font-weight: 700;
  color: #333;
  padding: 4px 6px;
  background: #f0f0f0;
  border-radius: 3px;
  margin-bottom: 2px;
}

.cat-group {
  padding-left: 10px;
  margin-bottom: 2px;
}

.cat-group-label {
  font-size: 11px;
  font-weight: 600;
  color: #777;
  padding: 2px 4px;
}

.cat-option {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 2px 4px 2px 16px;
  font-size: 12px;
  cursor: pointer;
  border-radius: 2px;
}

.cat-option:hover {
  background: #f5f9ff;
}

.cat-option input[type="checkbox"] {
  margin: 0;
  width: 14px;
  height: 14px;
}