/* ZoneGuard — Professional Minimalist Stylesheet */
:root {
  --bg-app: #08090c;
  --bg-sidebar: rgba(15, 17, 23, 0.92);
  --bg-section: rgba(22, 25, 33, 0.85);
  --bg-input: #0e1015;
  --bg-hover: #222632;
  --bg-active: #2a303f;

  --border: rgba(255, 255, 255, 0.07);
  --border-subtle: rgba(255, 255, 255, 0.04);
  --border-strong: rgba(255, 255, 255, 0.14);
  --border-focus: #3b82f6;

  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --accent-emerald: #10b981;

  --text-main: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-dim: #475569;
  --danger: #f43f5e;
  --danger-hover: #e11d48;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  --shadow-drawer: 0 16px 40px -8px rgba(0, 0, 0, 0.7), 0 0 0 1px var(--border);
  --shadow-float: 0 10px 25px -3px rgba(0, 0, 0, 0.5), 0 0 0 1px var(--border);
  --shadow-modal: 0 25px 50px -12px rgba(0, 0, 0, 0.85), 0 0 0 1px var(--border-strong);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-app);
  color: var(--text-main);
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  font-size: 13px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Fullscreen Map */
.fullscreen-map {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1;
  background: var(--bg-app);
}

.leaflet-container {
  background: var(--bg-app) !important;
  font-family: var(--font-sans) !important;
}

.leaflet-control-zoom {
  border: 1px solid var(--border) !important;
  box-shadow: var(--shadow-float) !important;
  border-radius: var(--radius-md) !important;
  overflow: hidden;
  margin-top: 76px !important;
  margin-left: 18px !important;
}

.leaflet-control-zoom a {
  background-color: var(--bg-section) !important;
  color: var(--text-main) !important;
  border-bottom: 1px solid var(--border) !important;
  transition: background 0.12s ease;
}

.leaflet-control-zoom a:hover {
  background-color: var(--bg-hover) !important;
}

.leaflet-control-attribution {
  display: none !important;
}

/* Sidebar Drawer */
.sidebar-drawer {
  position: absolute;
  top: 16px;
  left: 16px;
  bottom: 16px;
  width: 324px;
  background: var(--bg-sidebar);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  z-index: 1000;
  box-shadow: var(--shadow-drawer);
  transition: transform 0.24s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.2s ease;
}

.sidebar-drawer.closed {
  transform: translateX(-350px);
  opacity: 0;
  pointer-events: none;
}

.drawer-header {
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-badge {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(37, 99, 235, 0.35);
  color: #60a5fa;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-title {
  font-weight: 700;
  font-size: 14.5px;
  letter-spacing: -0.01em;
  color: #fff;
}

.drawer-actions {
  display: flex;
  align-items: center;
  gap: 5px;
}

/* Segmented Control (Region Switcher) */
.region-switcher-wrap {
  padding: 10px 14px 0 14px;
}

.segmented-control {
  display: flex;
  background: var(--bg-input);
  border: 1px solid var(--border);
  padding: 2.5px;
  border-radius: var(--radius-md);
  gap: 2px;
}

.segmented-btn {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 500;
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.12s ease;
}

.segmented-btn:hover {
  color: var(--text-main);
}

.segmented-btn.active {
  background: var(--bg-section);
  color: #fff;
  font-weight: 600;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
}

/* Drawer Body */
.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.btn-create {
  width: 100%;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  padding: 8px 12px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.12);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 12.5px;
  transition: background 0.15s ease, transform 0.08s ease;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.btn-create:hover {
  background: var(--primary-hover);
}

.btn-create:active {
  transform: scale(0.99);
}

.btn-kbd {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 1px 5px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  margin-left: 4px;
}

/* Section Cards */
.panel-section {
  background: var(--bg-section);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 600;
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.heading-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.badge-count {
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 10.5px;
  font-family: var(--font-mono);
  padding: 1px 6px;
  border-radius: 10px;
}

/* Zone List */
.zone-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 170px;
  overflow-y: auto;
}

.zone-list:empty::after {
  content: 'No zones created yet. Click "Draw New Zone" to create one.';
  color: var(--text-dim);
  font-size: 11.5px;
  text-align: center;
  padding: 14px 8px;
  display: block;
}

.zone-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 8px;
  background: var(--bg-input);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.12s ease;
}

.zone-item:hover {
  border-color: var(--border-strong);
  background: var(--bg-hover);
}

.zone-item.active {
  border-color: var(--primary);
  background: rgba(37, 99, 235, 0.1);
}

.zone-item-left {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow: hidden;
  flex: 1;
}

.zone-color-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.zone-item-title {
  font-weight: 500;
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.zone-item-right {
  display: flex;
  align-items: center;
  gap: 6px;
}

.zone-item-vertices {
  font-size: 10.5px;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.btn-item-zoom {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px;
  display: flex;
  align-items: center;
  border-radius: 3px;
  transition: all 0.1s ease;
}

.btn-item-zoom:hover {
  color: #fff;
  background: var(--bg-hover);
}

/* Forms */
.form-row {
  display: flex;
  gap: 8px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-field label {
  font-size: 10.5px;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.flex-1 {
  flex: 1;
}

.input-text, .input-select, .input-textarea {
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 12px;
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  outline: none;
  width: 100%;
  transition: border-color 0.12s ease;
}

.input-text:focus, .input-select:focus, .input-textarea:focus {
  border-color: var(--border-focus);
}

.input-file {
  font-size: 11px;
  color: var(--text-muted);
}

.font-mono {
  font-family: var(--font-mono);
}

.color-picker-box {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  padding: 3px 6px;
  border-radius: var(--radius-sm);
}

.color-picker-box input[type="color"] {
  -webkit-appearance: none;
  border: none;
  width: 18px;
  height: 18px;
  cursor: pointer;
  background: transparent;
}

.color-picker-box input[type="color"]::-webkit-color-swatch-wrapper {
  padding: 0;
}

.color-picker-box input[type="color"]::-webkit-color-swatch {
  border: none;
  border-radius: 3px;
}

.stat-pill {
  background: var(--bg-input);
  border: 1px solid var(--border);
  padding: 4px 6px;
  border-radius: var(--radius-sm);
  font-size: 11px;
  color: var(--text-muted);
  text-align: center;
}

.section-divider {
  height: 1px;
  background: var(--border);
  margin: 2px 0;
}

/* Rules Section */
.rules-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.rules-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
}

.toggle-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 3px 0;
  cursor: pointer;
  font-size: 12px;
}

.toggle-row input {
  display: none;
}

.toggle-switch {
  width: 28px;
  height: 15px;
  background: #2b303d;
  border-radius: 10px;
  position: relative;
  transition: background 0.15s ease;
}

.toggle-switch::after {
  content: '';
  position: absolute;
  top: 1.5px;
  left: 1.5px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #fff;
  transition: transform 0.15s ease;
}

.toggle-row input:checked + .toggle-switch {
  background: var(--accent-emerald);
}

.toggle-row input:checked + .toggle-switch::after {
  transform: translateX(13px);
}

.sub-rule-box {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 7px 8px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-top: 3px;
}

.sub-rule-title {
  font-size: 10.5px;
  color: var(--text-muted);
  font-weight: 500;
}

.checkbox-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
}

.custom-checkbox {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  color: var(--text-main);
  cursor: pointer;
}

.custom-checkbox input {
  accent-color: var(--accent-emerald);
}

/* Buttons */
.btn {
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: all 0.12s ease;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-secondary {
  background: var(--bg-section);
  border-color: var(--border);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--border-strong);
}

.btn-link {
  background: none;
  border: none;
  color: #60a5fa;
  font-size: 11px;
  cursor: pointer;
}

.btn-link:hover {
  text-decoration: underline;
}

.btn-link.text-danger {
  color: var(--danger);
}

.btn-link.text-danger:hover {
  color: var(--danger-hover);
}

.btn-icon {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: all 0.12s ease;
}

.btn-icon:hover {
  background: var(--bg-hover);
  color: var(--text-main);
}

.btn-xs {
  padding: 3.5px 8px;
  font-size: 11px;
}

/* Open Sidebar Floating Button */
.btn-floating-open {
  position: absolute;
  top: 16px;
  left: 16px;
  background: var(--bg-sidebar);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  color: var(--text-main);
  padding: 7px 12px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 12px;
  cursor: pointer;
  z-index: 999;
  box-shadow: var(--shadow-float);
  display: flex;
  align-items: center;
  gap: 7px;
  transition: all 0.15s ease;
}

.btn-floating-open:hover {
  background: var(--bg-hover);
  border-color: var(--border-strong);
}

/* Floating Toolbar */
.floating-toolbar {
  position: absolute;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-sidebar);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 3.5px 5px;
  display: flex;
  align-items: center;
  gap: 3px;
  z-index: 999;
  box-shadow: var(--shadow-float);
}

.tool-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 500;
  padding: 4.5px 9px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.12s ease;
}

.tool-btn kbd {
  background: rgba(255, 255, 255, 0.08);
  padding: 0 4px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  color: var(--text-dim);
}

.tool-btn:hover:not(:disabled) {
  background: var(--bg-hover);
  color: var(--text-main);
}

.tool-btn.active {
  background: var(--bg-section);
  color: #fff;
  border-color: var(--border-strong);
}

.tool-btn.active kbd {
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.14);
}

.tool-btn-icon {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 5px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: all 0.12s ease;
}

.tool-btn-icon:hover:not(:disabled) {
  background: var(--bg-hover);
  color: var(--text-main);
}

.tool-btn-icon:disabled, .tool-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.tool-btn-text {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 500;
  padding: 4.5px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.12s ease;
}

.tool-btn-text:hover {
  background: var(--bg-hover);
  color: var(--text-main);
}

.tool-sep {
  width: 1px;
  height: 14px;
  background: var(--border);
  margin: 0 2px;
}

/* Drawing Active Banner */
.drawing-banner {
  position: absolute;
  top: 64px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(20, 24, 32, 0.94);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-strong);
  padding: 5px 12px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11.5px;
  color: var(--text-main);
  z-index: 999;
  box-shadow: var(--shadow-float);
}

.drawing-indicator-dot {
  width: 7px;
  height: 7px;
  background: var(--accent-emerald);
  border-radius: 50%;
  box-shadow: 0 0 6px var(--accent-emerald);
}

.drawing-actions {
  display: flex;
  gap: 4px;
}

/* Telemetry HUD */
.telemetry-hud {
  position: absolute;
  bottom: 16px;
  right: 16px;
  background: var(--bg-sidebar);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 4px 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  z-index: 999;
  box-shadow: var(--shadow-float);
}

.telemetry-entry {
  display: flex;
  align-items: center;
  gap: 5px;
}

.telemetry-tag {
  color: var(--text-dim);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.telemetry-data {
  color: var(--text-main);
}

.telemetry-vsep {
  width: 1px;
  height: 12px;
  background: var(--border);
}

/* Modals */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.modal-window {
  background: #13161c;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  width: 480px;
  max-width: 90vw;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-modal);
}

.modal-wide {
  width: 680px;
}

.modal-header {
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.modal-header h3 {
  font-size: 13px;
  font-weight: 600;
}

.modal-help {
  font-size: 11.5px;
  color: var(--text-muted);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 18px;
  cursor: pointer;
  transition: color 0.1s ease;
}

.modal-close:hover {
  color: #fff;
}

.modal-body {
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.modal-footer {
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 6px;
  background: rgba(0, 0, 0, 0.15);
}

/* Toast Box */
.toast-container {
  position: fixed;
  bottom: 20px;
  left: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  z-index: 3000;
  pointer-events: none;
}

.toast {
  background: #181c24;
  border: 1px solid var(--border-strong);
  color: var(--text-main);
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  font-size: 11.5px;
  font-weight: 500;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
  pointer-events: auto;
}

.hidden {
  display: none !important;
}