/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.4;
  color: #222;
  background: #f5f5f5;
}

a { color: #2196F3; text-decoration: none; }
a:hover { text-decoration: underline; }

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); border: 0;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 8px 16px;
  border: 1px solid #ccc; border-radius: 4px;
  background: #fff; color: #333;
  font-size: 13px; font-weight: 500;
  cursor: pointer; transition: background 0.15s, border-color 0.15s;
}
.btn:hover { background: #eee; }

.btn-primary { background: #2196F3; color: #fff; border-color: #1976D2; }
.btn-primary:hover { background: #1976D2; }

.btn-danger { background: #f44336; color: #fff; border-color: #d32f2f; }
.btn-danger:hover { background: #d32f2f; }

.btn-small { padding: 4px 10px; font-size: 12px; }

.btn-block { display: block; width: 100%; }

/* ===== Form Elements ===== */
.form-group {
  display: flex; flex-direction: column;
  margin-bottom: 14px;
}
.form-group label, .form-group legend {
  margin-bottom: 4px;
  font-size: 12px; font-weight: 600; color: #555;
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 8px 10px;
  border: 1px solid #ccc; border-radius: 4px;
  font-size: 13px; color: #222;
  background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #2196F3;
  box-shadow: 0 0 0 3px rgba(33,150,243,0.15);
}

.form-row {
  display: flex; gap: 12px;
}
.form-row .form-group { flex: 1; }

.form-group-btn {
  justify-content: flex-end;
}

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

fieldset {
  border: 1px solid #ddd; border-radius: 4px;
  padding: 10px;
}
fieldset legend {
  padding: 0 6px; font-size: 12px; font-weight: 600; color: #555;
}

/* ===== Top Bar ===== */
.top-bar {
  position: fixed; top: 0; left: 0; right: 0;
  height: 48px; z-index: 1100;
  display: flex; align-items: center;
  padding: 0 16px; gap: 12px;
  background: #333; color: #fff;
}
.top-bar .app-title {
  font-size: 16px; font-weight: 600; white-space: nowrap;
}
.top-bar-left, .top-bar-right {
  display: flex; align-items: center; gap: 10px;
}
.top-bar-center { flex: 1; display: flex; justify-content: center; }

.event-selector {
  padding: 4px 8px; border-radius: 4px;
  border: 1px solid #555; background: #444; color: #fff;
  font-size: 13px; min-width: 200px;
}

.user-name { font-size: 13px; opacity: 0.85; }

.back-link { color: #90caf9; font-size: 13px; }

/* ===== Sidebar ===== */
.sidebar {
  position: fixed; top: 48px; left: 0; bottom: 0;
  width: 300px; z-index: 1050;
  background: #fff;
  border-right: 1px solid #ddd;
  display: flex; flex-direction: column;
  overflow: hidden;
}

.sidebar-tabs {
  display: flex;
  border-bottom: 1px solid #ddd;
  flex-shrink: 0;
}
.sidebar-tab {
  flex: 1;
  padding: 10px 4px;
  background: none; border: none; border-bottom: 2px solid transparent;
  font-size: 12px; font-weight: 600; color: #666;
  cursor: pointer; transition: color 0.15s, border-color 0.15s;
}
.sidebar-tab:hover { color: #222; }
.sidebar-tab.active {
  color: #2196F3; border-bottom-color: #2196F3;
}

.sidebar-top {
  flex: 1;
  display: flex; flex-direction: column;
  overflow: hidden;
  min-height: 100px;
}

.sidebar-divider {
  height: 6px;
  background: #ddd;
  cursor: row-resize;
  flex-shrink: 0;
}
.sidebar-divider:hover { background: #bbb; }

.sidebar-bottom {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  min-height: 100px;
}

.sidebar-bottom-title {
  font-size: 12px; font-weight: 600; color: #888;
  text-transform: uppercase; letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.tab-content {
  display: none;
  flex: 1; overflow-y: auto;
  padding: 12px;
}
.tab-content.active { display: block; }

/* --- Presets Panel --- */
.preset-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.preset-card {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 12px 6px;
  border: 1px solid #ddd; border-radius: 6px;
  background: #fafafa;
  cursor: grab; user-select: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.preset-card:hover {
  border-color: #2196F3;
  box-shadow: 0 2px 6px rgba(33,150,243,0.15);
}
.preset-card:active { cursor: grabbing; }
.preset-card .preset-shape {
  width: 48px; height: 36px;
  border: 2px solid #666; border-radius: 3px;
  margin-bottom: 6px;
}
.preset-card .preset-label {
  font-size: 11px; font-weight: 600; color: #444;
}

/* --- Properties Panel --- */
.properties-form .form-group { margin-bottom: 10px; }
.placeholder-text { color: #999; font-style: italic; font-size: 13px; }

.properties-form > label,
.properties-form > .checkbox-label,
.properties-form .form-row > label {
  display: flex; flex-direction: column;
  margin-bottom: 10px;
  font-size: 12px; font-weight: 600; color: #555;
}

.properties-form > label > select,
.properties-form > label > input[type="number"],
.properties-form > label > input[type="text"],
.properties-form .form-row > label > input[type="number"] {
  margin-top: 4px;
  padding: 7px 10px;
  border: 1px solid #ccc; border-radius: 4px;
  font-size: 13px; color: #222; background: #fff;
  width: 100%; min-width: 0;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.properties-form > label > select:focus,
.properties-form > label > input:focus {
  outline: none;
  border-color: #2196F3;
  box-shadow: 0 0 0 3px rgba(33,150,243,0.15);
}

.properties-form .checkbox-label {
  flex-direction: row; align-items: center;
  font-weight: normal; font-size: 13px; color: #333;
  gap: 6px; cursor: pointer;
}
.properties-form .checkbox-label input[type="checkbox"] {
  margin: 0; width: 15px; height: 15px; cursor: pointer;
}

.properties-form .form-row {
  display: flex; gap: 10px; margin-bottom: 10px;
}
.properties-form .form-row > label {
  flex: 1; margin-bottom: 0;
}

.properties-form .form-field-label {
  font-size: 12px; font-weight: 600; color: #555;
  margin-bottom: 4px;
}

.segmented-control {
  display: flex;
  border: 1px solid #ccc; border-radius: 4px;
  overflow: hidden;
  margin-bottom: 10px;
}
.seg-btn {
  flex: 1;
  padding: 7px 4px;
  border: none; border-right: 1px solid #ccc;
  background: #fff; color: #555;
  font-size: 12px; font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}
.seg-btn:last-child { border-right: none; }
.seg-btn:hover { background: #f0f7ff; }
.seg-btn.active {
  background: #2196F3; color: #fff;
}

.properties-form .selection-info {
  font-size: 12px; font-weight: 600; color: #2196F3;
  margin-bottom: 12px; padding-bottom: 8px;
  border-bottom: 1px solid #eee;
}

/* Group token field */
.group-token-wrapper {
  position: relative;
  margin-bottom: 10px;
}
.group-token {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 8px;
  background: #e3f2fd; color: #1565c0;
  border: 1px solid #90caf9; border-radius: 12px;
  font-size: 12px; font-weight: 500;
}
.group-token-remove {
  background: none; border: none;
  color: #1565c0; font-size: 14px; line-height: 1;
  cursor: pointer; padding: 0 2px;
  opacity: 0.6;
}
.group-token-remove:hover { opacity: 1; }
.group-detail-fields {
  margin-left: 14px;
  padding-left: 10px;
  border-left: 2px solid #90caf9;
  margin-bottom: 10px;
}
.group-detail-fields .form-row {
  margin-bottom: 0;
}
.group-detail-fields label {
  display: flex; flex-direction: column;
  font-size: 12px; font-weight: 600; color: #555;
  margin-bottom: 0;
}
.group-detail-fields input[type="text"] {
  margin-top: 4px;
  padding: 7px 10px;
  border: 1px solid #ccc; border-radius: 4px;
  font-size: 13px; color: #222; background: #fff;
  width: 100%; min-width: 0;
}
.group-detail-fields input[type="color"] {
  margin-top: 4px;
  width: 100%; height: 32px;
  border: 1px solid #ccc; border-radius: 4px;
  padding: 2px; cursor: pointer;
}

.group-token-input {
  width: 100%;
  padding: 7px 10px;
  border: 1px solid #ccc; border-radius: 4px;
  font-size: 13px; color: #222; background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.group-token-input:focus {
  outline: none;
  border-color: #2196F3;
  box-shadow: 0 0 0 3px rgba(33,150,243,0.15);
}

.autocomplete-dropdown {
  display: none;
  position: absolute; left: 0; right: 0; top: 100%;
  background: #fff; border: 1px solid #ccc; border-radius: 0 0 4px 4px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  z-index: 10; max-height: 160px; overflow-y: auto;
}
.autocomplete-item {
  padding: 8px 10px; font-size: 13px; cursor: pointer;
}
.autocomplete-item:hover { background: #f0f7ff; }
.autocomplete-create { color: #2196F3; font-weight: 500; }

/* Inline create group */
.inline-create-group {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: 8px; padding: 10px;
  background: #f9f9f9; border: 1px solid #e0e0e0; border-radius: 4px;
}
.inline-create-group input[type="text"] {
  flex: 1; min-width: 80px;
  padding: 6px 8px; border: 1px solid #ccc; border-radius: 4px;
  font-size: 12px;
}
.inline-create-group input[type="color"] {
  width: 32px; height: 30px; padding: 2px;
  border: 1px solid #ccc; border-radius: 4px; cursor: pointer;
}

/* --- Layers Panel --- */
.layer-list {
  list-style: none;
}
.layer-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 4px;
  border-bottom: 1px solid #eee;
  font-size: 13px;
}
.layer-item input[type="checkbox"] { flex-shrink: 0; }
.layer-item .layer-name { flex: 1; }
.layer-visibility-btn {
  background: none; border: none; cursor: pointer;
  font-size: 16px; opacity: 0.5; transition: opacity 0.15s;
}
.layer-visibility-btn:hover { opacity: 1; }
.layer-visibility-btn.hidden { opacity: 0.25; }

/* --- Groups Panel --- */
.group-tree {
  list-style: none;
}
.group-item {
  padding: 6px 4px;
  display: flex; align-items: center; gap: 8px;
  font-size: 13px;
  border-bottom: 1px solid #eee;
}
.group-color-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.group-name { flex: 1; cursor: pointer; }
.group-delete-btn {
  background: none; border: none;
  color: #999; font-size: 16px; line-height: 1;
  cursor: pointer; padding: 0 4px;
  opacity: 0;
  transition: opacity 0.15s, color 0.15s;
}
.group-item:hover .group-delete-btn { opacity: 1; }
.group-delete-btn:hover { color: #d32f2f; }

/* Confirmation dialog */
.confirm-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.4);
  display: flex; align-items: center; justify-content: center;
  z-index: 2000;
}
.confirm-dialog {
  background: #fff;
  border-radius: 8px;
  padding: 20px 24px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  max-width: 380px;
}
.confirm-dialog p {
  font-size: 14px; color: #333;
  margin-bottom: 16px;
}
.confirm-actions {
  display: flex; gap: 8px;
  justify-content: flex-end;
  flex-wrap: wrap;
}
.group-children {
  list-style: none;
  padding-left: 18px;
}

/* ===== Map Container ===== */
.map-container {
  position: fixed;
  top: 48px; left: 300px; right: 0; bottom: 0;
  z-index: 1;
}
#map { width: 100%; height: 100%; }

/* Ensure leaflet popups/controls sit below sidebar */
.leaflet-pane { z-index: 2; }
.leaflet-top, .leaflet-bottom { z-index: 3; }

/* Selection highlight (shown in sidebar, canvas handles map-side) */
.selection-indicator {
  border: 2px dashed #2196F3;
  border-radius: 4px;
  padding: 4px;
}

/* ===== Login Page ===== */
.login-page {
  display: flex; align-items: center; justify-content: center;
  min-height: 100vh;
  background: #e8eaf6;
}
.login-card {
  width: 100%; max-width: 400px;
  padding: 32px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.1);
}
.login-card h1 {
  margin-bottom: 24px;
  font-size: 22px; text-align: center; color: #333;
}
.login-card .btn-block { margin-top: 8px; }

.invite-notice {
  margin-bottom: 16px; padding: 10px;
  background: #e3f2fd; border-radius: 4px;
  font-size: 13px; color: #1565c0;
}

.error-message {
  margin-top: 14px; padding: 10px;
  background: #ffebee; color: #c62828;
  border-radius: 4px; font-size: 13px;
}

/* ===== Admin Page ===== */
.admin-page { background: #f5f5f5; }

.admin-container {
  max-width: 1000px;
  margin: 64px auto 32px;
  padding: 0 20px;
}

.admin-tabs {
  display: flex;
  border-bottom: 2px solid #ddd;
  margin-bottom: 20px;
}
.admin-tab {
  padding: 10px 20px;
  background: none; border: none; border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  font-size: 14px; font-weight: 600; color: #666;
  cursor: pointer; transition: color 0.15s, border-color 0.15s;
}
.admin-tab:hover { color: #222; }
.admin-tab.active { color: #2196F3; border-bottom-color: #2196F3; }

.admin-panel { display: none; }
.admin-panel.active { display: block; }

.panel-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 16px;
}
.panel-header h2 { font-size: 18px; color: #333; }

.admin-form {
  background: #fafafa;
  border: 1px solid #e0e0e0; border-radius: 6px;
  padding: 16px; margin-bottom: 20px;
}
.admin-form h3 { font-size: 14px; margin-bottom: 12px; color: #444; }

.permissions-list label {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; margin-bottom: 4px; font-weight: normal;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}
.admin-table th {
  text-align: left; padding: 10px 12px;
  background: #f5f5f5;
  font-size: 12px; font-weight: 600; color: #555;
  border-bottom: 2px solid #e0e0e0;
}
.admin-table td {
  padding: 10px 12px;
  font-size: 13px;
  border-bottom: 1px solid #eee;
}
.admin-table tbody tr:nth-child(even) { background: #fafafa; }
.admin-table tbody tr:hover { background: #f0f7ff; }

.admin-table .actions { display: flex; gap: 6px; }

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .sidebar {
    position: fixed; left: -300px;
    transition: left 0.25s ease;
  }
  .sidebar.open { left: 0; }

  .map-container { left: 0; }

  .top-bar-center { display: none; }

  .admin-container { padding: 0 12px; }

  .form-row { flex-direction: column; gap: 0; }
}