/* ==========================================================================
   ROBOGUARD MODALS & OVERLAYS SYSTEM
   Generic Modal Dialogs, Chat Copilot (Split Terminal), Floorplan Editor 2D,
   NVR Player, Voice Broadcast, AI Trip Audit, and Power Management.
   ========================================================================== */

/* ---- Modal Dialog ---- */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(2px);
}

.modal__content {
  position: relative;
  width: 90%;
  max-width: 420px;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.25), 0 0 20px var(--color-border-glow);
  z-index: 1001;
  color: var(--color-text-primary);
}

/* Voice Chips - Adaptive Theme */
.voice-chip {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-family: var(--font-family-base);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  padding: 5px 10px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.voice-chip:hover {
  background: var(--color-brand-light);
  border-color: var(--color-brand);
  color: var(--color-brand);
  box-shadow: 0 0 8px var(--color-border-glow);
  transform: translateY(-1px);
}

.voice-chip:active {
  background: var(--color-brand-light);
  transform: translateY(0);
}

/* Voice textarea */
.voice-textarea {
  width: 100%;
  box-sizing: border-box;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-input) /* FIX-A11Y */;
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  padding: 8px 10px;
  font-family: var(--font-family-base);
  font-size: 13px;
  resize: vertical;
  outline: none;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.voice-textarea:focus {
  border-color: var(--color-brand);
  background: var(--color-bg-primary);
  box-shadow: 0 0 10px var(--color-border-glow);
}

.modal__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

.modal__title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.modal__body {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  max-height: calc(85dvh - 120px);
  padding: 12px 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.modal__close {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: var(--font-size-md);
  cursor: pointer;
  padding: var(--space-1);
  transition: color 0.15s ease;
}

.modal__close:hover {
  color: var(--color-text-primary);
}

.hint-table {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.hint-row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.hint__key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 22px;
  padding: 0 var(--space-1);
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-brand);
}

/* ---- Modal Inner Components (Adaptive Mission Control) ---- */
.modal-header-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.modal-header-icon {
  color: var(--color-brand);
  font-size: 20px;
}

.modal-header-icon--danger {
  color: var(--color-danger);
}

.modal-status-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-lg);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

.modal-action-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

.modal-player-container {
  margin-bottom: var(--space-3);
  background: #000000;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.modal-player-header {
  padding: 6px 12px;
  background: var(--color-bg-surface);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-xs);
}

.modal-player-title {
  color: var(--color-brand);
  font-weight: 600;
}

.modal-player-video {
  width: 100%;
  max-height: 340px;
  display: block;
  background: #000000;
}

.modal-list-container {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.modal-footer-row {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: var(--space-2);
  padding: 12px 0 0 0;
  border-top: 1px solid var(--color-border);
}

.modal-footer-row--between {
  justify-content: space-between;
}

/* NVR Recording Card - Adaptive Theme */
.nvr-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  gap: 12px;
  transition: all 0.15s ease;
}

.nvr-card:hover {
  background: var(--color-bg-surface);
  border-color: var(--color-brand);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
  transform: translateY(-1px);
}

.nvr-card__icon-box {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--color-brand-light);
  border: 1px solid var(--color-border-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-brand);
  flex-shrink: 0;
}

.nvr-card__title {
  font-weight: 600;
  font-size: 13px;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.nvr-card__tag {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: var(--radius-sm);
  background: var(--color-brand-light);
  border: 1px solid var(--color-border-glow);
  color: var(--color-brand);
  font-weight: 700;
}

.nvr-card__meta {
  font-size: 11px;
  color: var(--color-text-secondary);
  margin-top: 3px;
}

.nvr-card__btn {
  padding: 5px 12px;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--color-brand-light);
  border: 1px solid var(--color-border-glow);
  color: var(--color-brand);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 600;
  transition: all 0.15s ease;
}

.nvr-card__btn:hover {
  background: var(--color-brand);
  border-color: var(--color-brand);
  color: #FFFFFF;
  box-shadow: 0 0 10px var(--color-border-glow);
}

/* Power Modal & System State Components */
.power-status-box {
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px;
  margin-bottom: 14px;
}

.power-card {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: transparent;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.power-card:hover {
  border-color: var(--color-brand);
  background: var(--color-bg-surface);
}

.power-card--danger {
  border-color: rgba(239, 68, 68, 0.25);
  background: rgba(239, 68, 68, 0.06);
}

.power-card--danger:hover {
  border-color: rgba(239, 68, 68, 0.45);
  background: rgba(239, 68, 68, 0.12);
}

.confirm-box {
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  margin-top: 4px;
}

.confirm-box--info {
  background: var(--color-brand-light);
  border: 1px solid var(--color-border-glow);
}

.confirm-box--info .confirm-box__text {
  font-size: 11.5px;
  color: var(--color-brand);
  margin-bottom: 6px;
  font-weight: 600;
}

.confirm-box--danger {
  background: rgba(220, 38, 38, 0.1);
  border: 1px solid rgba(220, 38, 38, 0.35);
}

.confirm-box--danger .confirm-box__text {
  font-size: 11.5px;
  color: var(--color-danger);
  margin-bottom: 6px;
  font-weight: 600;
}

.nvr-card__btn:hover {
  background: var(--color-brand);
  border-color: var(--color-brand);
  color: #FFFFFF;
}

/* Telemetry helper classes */
.telemetry__icon {
  font-size: 13px !important;
  vertical-align: middle;
  margin-right: 2px;
  color: var(--color-icon-dark);
}

.telemetry__subtext {
  color: var(--color-text-muted);
  font-size: 9px;
  margin: 0 1px;
}

.chat-toggle__badge--rec {
  background: var(--color-danger);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  position: absolute;
  top: 4px;
  right: 4px;
  animation: pulse-dot 1.5s infinite;
}



/* ============================================
   Chat Copilot - Minimalist Design System
   Matches app tokens, modals and buttons
   ============================================ */

.chat-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.chat-modal__content {
  position: relative;
  width: 95vw;
  max-width: 680px;
  height: 82vh;
  max-height: 880px;
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.24);
  z-index: 1001;
  transition: max-width 0.25s ease, width 0.25s ease, height 0.25s ease;
}

/* Modo Split Pantalla Ancha con Terminal a la derecha para monitores de alta resolución */
.chat-modal__content--split {
  max-width: 1440px;
  width: 95vw;
  height: 86vh;
  max-height: 920px;
}

/* Modo Maximizado / Pantalla Completa */
.chat-modal__content--fullscreen {
  max-width: 98vw !important;
  width: 98vw !important;
  height: 96vh !important;
  max-height: 96vh !important;
  border-radius: var(--radius-md) !important;
}

.chat-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-bg-primary);
  flex-shrink: 0;
  height: var(--header-height);
}

.chat-modal__terminal-toggle {
  font-size: 11px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.chat-modal__terminal-toggle.cmd-btn--active {
  background: var(--color-brand-light);
  border-color: var(--color-brand);
  color: var(--color-brand);
  font-weight: 600;
}

.chat-modal__title-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.chat-modal__title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.chat-modal__model-select {
  background-color: var(--color-bg-surface);
  color: var(--color-brand);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  padding: 3px 6px;
  border: 1px solid var(--color-border-input) /* FIX-A11Y */;
  border-radius: var(--radius-sm);
  outline: none;
  cursor: pointer;
  transition: all 0.15s ease;
}

.chat-modal__model-select:hover,
.chat-modal__model-select:focus {
  border-color: var(--color-brand);
  background-color: var(--color-bg-hover);
  box-shadow: 0 0 8px var(--color-border-glow);
}

.chat-modal__model-select option {
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
}

.chat-modal__quota-badge {
  font-size: 11px;
  font-family: var(--font-family-mono);
  color: var(--color-text-secondary);
  background-color: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  font-weight: var(--font-weight-medium);
  display: inline-flex;
  align-items: center;
  gap: 3px;
  user-select: none;
}

/* Split Body Container */
.chat-modal__body {
  display: flex;
  flex: 1;
  overflow: hidden;
  position: relative;
}

.chat-modal__col-chat {
  flex: 1 1 55%;
  min-width: 320px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background-color: var(--color-bg-primary);
}

.chat-modal__col-terminal {
  flex: 1 1 45%;
  min-width: 280px;
  border-left: 1px solid var(--color-border);
  background-color: #0F172A;
  color: #E2E8F0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Terminal Column Internal Design */
.chat-terminal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px var(--space-3);
  background-color: #0B1120;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0;
}

.chat-terminal__title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  font-family: var(--font-family-mono);
  color: #94A3B8;
  letter-spacing: 0.02em;
}

.chat-terminal__btn {
  background: none;
  border: none;
  color: #94A3B8;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  transition: color 0.15s ease;
}

.chat-terminal__btn .material-symbols-outlined {
  font-size: 14px;
}

.chat-terminal__btn:hover {
  color: #F87171;
}

.chat-terminal__output {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-family-mono);
  font-size: 11.5px;
  line-height: 1.45;
  display: flex;
  flex-direction: column;
  gap: 4px;
  user-select: text;
}

.chat-terminal__line {
  white-space: pre-wrap;
  word-break: break-all;
}

.chat-terminal__line--system {
  color: #38BDF8;
  font-weight: 600;
}

.chat-terminal__line--dim {
  color: #94A3B8;
  font-style: italic;
}

.chat-terminal__line--cmd {
  color: #34D399;
  font-weight: 600;
}

.chat-terminal__line--output {
  color: #CBD5E1;
}

.chat-terminal__line--success {
  color: #4ADE80;
}

.chat-terminal__line--warn {
  color: #FBBF24;
}

.chat-terminal__line--info {
  color: #60A5FA;
}

.chat-terminal__line--error {
  color: #F87171;
  font-weight: 600;
}

/* Quick Diagnostic Macro Chips in Terminal Header */
.chat-terminal__chips {
  display: flex;
  align-items: center;
  gap: 4px;
  overflow-x: auto;
  padding: 4px 8px;
  background-color: #070D18;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  scrollbar-width: none;
  flex-shrink: 0;
}

.chat-terminal__chips::-webkit-scrollbar {
  display: none;
}

.chat-terminal__chip {
  background-color: #1E293B;
  color: #94A3B8;
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-family: var(--font-family-mono);
  font-size: 10px;
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  transition: all 0.15s ease;
  user-select: none;
}

.chat-terminal__chip:hover {
  background-color: #334155;
  color: #38BDF8;
  border-color: #38BDF8;
}

.chat-terminal__chip .material-symbols-outlined {
  font-size: 12px;
}

/* Interactive Command Input Bar for Direct ROS 2 & System CLI */
.chat-terminal__input-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  background-color: #070D18;
  /* FIX-A11Y: 3.4:1 over #070D18 (WCAG 1.4.11) */
  border-top: 1px solid rgba(255, 255, 255, 0.4);
  flex-shrink: 0;
}

.chat-terminal__prompt-symbol {
  font-family: var(--font-family-mono);
  color: #34D399;
  font-weight: 700;
  font-size: 13px;
  user-select: none;
}

.chat-terminal__cmd-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: #F8FAFC;
  font-family: var(--font-family-mono);
  font-size: 12px;
  padding: 3px 0;
}

.chat-terminal__cmd-input::placeholder {
  color: #94A3B8;
  font-style: italic;
  font-size: 11px;
}

.chat-terminal__submit-btn {
  background: #0284C7;
  color: #FFFFFF;
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-family-mono);
  font-size: 10.5px;
  font-weight: 600;
  padding: 3px 8px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 3px;
  transition: background-color 0.15s ease;
}

.chat-terminal__submit-btn:hover {
  background: #0369A1;
}

.chat-terminal__submit-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.chat-msg__terminal-snippet {
  margin-top: 6px;
  background-color: #0F172A;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.chat-msg__terminal-snippet-title {
  display: flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-family-mono);
  font-size: 10px;
  font-weight: 600;
  color: #94A3B8;
  background-color: #0B1120;
  padding: 3px 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.chat-msg__terminal-code {
  padding: 6px 8px;
  margin: 0;
  color: #34D399;
  font-family: var(--font-family-mono);
  font-size: 11px;
  max-height: 140px;
  overflow-y: auto;
  white-space: pre-wrap;
}

/* Thinking Stream Bubble & Animation */
.chat-msg__thinking {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  background: rgba(37, 99, 235, 0.12);
  border: 1px dashed rgba(56, 189, 248, 0.4);
  border-radius: var(--radius-md);
  margin-bottom: 6px;
  animation: thinkingPulse 1.8s infinite ease-in-out;
}

.chat-msg__thinking-icon {
  font-size: 16px;
  color: var(--color-brand);
  animation: spinSlow 4s linear infinite;
}

.chat-msg__thinking-text {
  font-size: 11.5px;
  color: var(--color-brand);
  font-weight: 500;
  font-style: italic;
}

@keyframes thinkingPulse {
  0%, 100% { opacity: 0.8; background: rgba(37, 99, 235, 0.08); }
  50% { opacity: 1; background: rgba(37, 99, 235, 0.18); }
}

@keyframes spinSlow {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.chat-msg__body-stream {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  line-height: var(--line-height-normal);
}

.chat-modal__messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-3) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  background-color: var(--color-bg-canvas);
}

.chat-modal__chips {
  display: flex;
  gap: 6px;
  padding: 8px var(--space-4);
  background-color: var(--color-bg-primary);
  border-top: 1px solid var(--color-border);
  overflow-x: auto;
  flex-shrink: 0;
}

.chat-chip {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-family: var(--font-family-base);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  padding: 5px 10px;
  border-radius: var(--radius-md);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
  user-select: none;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  line-height: 1;
  outline: none;
}

.chat-chip .material-symbols-outlined {
  font-size: 15px;
  color: var(--color-icon-dark);
  transition: color 0.15s ease;
}

.chat-chip:hover {
  background: var(--color-brand-light);
  color: var(--color-brand);
  border-color: var(--color-brand);
}

.chat-chip:hover .material-symbols-outlined {
  color: var(--color-brand);
}

.chat-chip:active {
  background: var(--color-brand-light);
}

.chat-action-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: rgba(0, 255, 102, 0.12);
  color: #00FF66;
  border: 1px solid rgba(0, 255, 102, 0.3);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-family: var(--font-family-mono);
  font-weight: var(--font-weight-semibold);
  margin-top: 6px;
}

.chat-msg {
  max-width: 88%;
}

.chat-msg--user {
  align-self: flex-end;
}

.chat-msg--user .chat-msg__content {
  background-color: var(--color-brand);
  color: #FFFFFF;
  font-weight: 500;
  border-radius: var(--radius-lg) var(--radius-lg) 2px var(--radius-lg);
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
}

.chat-msg--assistant {
  align-self: flex-start;
}

.chat-msg--assistant .chat-msg__content {
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
  border-radius: var(--radius-lg) var(--radius-lg) var(--radius-lg) 2px;
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-normal);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

.chat-msg--error .chat-msg__content {
  border-color: rgba(239, 68, 68, 0.4);
  background-color: rgba(239, 68, 68, 0.12);
  color: #F87171;
}

.chat-msg--system {
  align-self: center;
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  padding: var(--space-1) 0;
  text-align: center;
}

.chat-msg__content code {
  background-color: var(--color-bg-surface);
  padding: 1px 4px;
  border-radius: var(--radius-sm);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-xs);
  color: var(--color-brand);
}

.chat-msg--user .chat-msg__content code {
  background-color: rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
}

.chat-msg__content pre {
  background-color: #070B14;
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  overflow-x: auto;
  margin: var(--space-2) 0;
}

.chat-msg__content pre code {
  background: none;
  padding: 0;
  font-size: var(--font-size-xs);
  color: #38BDF8;
}

.chat-msg--typing {
  align-self: flex-start;
}

.chat-typing {
  display: flex;
  gap: 4px;
  padding: 10px 14px;
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg) var(--radius-lg) var(--radius-lg) 2px;
}

.chat-typing span {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-circle);
  background-color: var(--color-brand);
  opacity: 0.4;
  animation: chatBounce 1.4s infinite both;
}

.chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes chatBounce {
  0%, 80%, 100% { transform: scale(0.6); opacity: 0.3; }
  40% { transform: scale(1); opacity: 1; }
}

.chat-modal__input-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg-primary);
  flex-shrink: 0;
}

.chat-modal__input {
  flex: 1;
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-input) /* FIX-A11Y */;
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-primary);
  font-family: var(--font-family-base);
  font-size: var(--font-size-sm);
  outline: none;
  transition: border-color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.chat-modal__input::placeholder {
  color: var(--color-text-muted);
}

.chat-modal__input:focus {
  border-color: var(--color-brand);
  background-color: var(--color-bg-primary);
  box-shadow: 0 0 10px var(--color-border-glow);
}

.chat-modal__send {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  min-width: 36px;
  min-height: 36px;
  border: none;
  background-color: var(--color-brand);
  color: #FFFFFF;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.1s ease;
  outline: none;
}

.chat-modal__send:hover {
  background-color: var(--color-brand-hover);
  transform: scale(1.04);
}

.chat-modal__send:active {
  transform: scale(0.96);
}

.chat-modal__send .material-symbols-outlined {
  font-size: 18px;
  color: #FFFFFF;
}

.chat-toggle__badge {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 6px;
  height: 6px;
  border-radius: var(--radius-circle);
  background-color: var(--color-brand);
}




/* ============================================
   Floorplan & Mission Planner Modal Styles (Standardized)
   ============================================ */
.floorplan-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  align-items: center;
  justify-content: center;
}

.floorplan-modal--open {
  display: flex;
}

.floorplan-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(4px);
}

.floorplan-modal__dialog {
  position: relative;
  width: 95vw;
  height: 90vh;
  max-width: 1360px;
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.floorplan-modal__header {
  height: auto;
  min-height: var(--header-height);
  padding: var(--space-2) var(--space-4);
  background-color: var(--color-bg-primary);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.floorplan-modal__title-box {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.floorplan-modal__title-icon {
  font-size: 20px;
  color: var(--color-brand);
}

.floorplan-modal__tools {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.floorplan-tool-btn {
  width: 32px;
  height: 32px;
  min-width: 32px;
  min-height: 32px;
  padding: 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.floorplan-tool-btn .material-symbols-outlined {
  font-size: 18px;
}

.floorplan-tool-btn:hover {
  background-color: rgba(56, 189, 248, 0.15);
  border-color: var(--color-brand);
  color: #F8FAFC;
}

.floorplan-tool-btn--active {
  background-color: var(--color-brand) !important;
  border-color: var(--color-brand) !important;
  color: #FFFFFF !important;
}

.floorplan-tool-btn__label {
  font-size: 11px;
  font-weight: var(--font-weight-semibold);
}

@media (max-width: 900px) {
  .floorplan-tool-btn__label {
    display: none;
  }
  .floorplan-tool-btn {
    padding: 0;
    width: 32px;
    height: 32px;
    justify-content: center;
  }
}

.floorplan-modal__divider {
  width: 1px;
  height: 20px;
  background-color: var(--color-border);
  margin: 0 var(--space-1);
}

.floorplan-modal__body {
  flex: 1;
  position: relative;
  background-color: var(--color-bg-dark);
  overflow: hidden;
}

.floorplan-canvas {
  width: 100%;
  height: 100%;
  cursor: crosshair;
}

.floorplan-inspector {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 240px;
  background-color: rgba(15, 23, 42, 0.90);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(226, 232, 240, 0.15);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
  pointer-events: auto;
}

.floorplan-inspector__header {
  font-family: var(--font-family-mono);
  font-weight: var(--font-weight-semibold);
  font-size: var(--font-size-xs);
  color: var(--color-brand-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid rgba(226, 232, 240, 0.12);
  padding-bottom: var(--space-1);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.floorplan-inspector__node-box {
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.30);
  border-radius: var(--radius-sm);
  padding: var(--space-2);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.floorplan-inspector__node-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--color-brand-light);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.floorplan-inspector__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-xs);
}

.floorplan-inspector__label {
  color: var(--color-text-muted);
}

.floorplan-inspector__val {
  color: #FFFFFF;
  font-family: var(--font-family-mono);
  font-weight: var(--font-weight-medium);
}

.floorplan-inspector__hint {
  font-size: 11px;
  color: #94A3B8;
  margin-top: var(--space-1);
  line-height: var(--line-height-normal);
  border-top: 1px dashed rgba(226, 232, 240, 0.10);
  padding-top: var(--space-1);
}

.floorplan-modal__footer {
  height: 48px;
  min-height: 48px;
  padding: 0 var(--space-4);
  background-color: var(--color-bg-primary);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.floorplan-modal__footer-left,
.floorplan-modal__footer-right {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* ==========================================================================
   TRAFFIC & DATA PLAN MODAL (CLEAN TACTICAL REDESIGN)
   ========================================================================== */
.traffic-dialog {
  position: relative;
  z-index: 1001;
  max-width: 480px;
  width: 92vw;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 0;
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.45), 0 0 1px var(--color-border-glow);
}

.traffic-header {
  padding: 16px 20px;
  background: var(--color-bg-surface);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.traffic-header__title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-text-primary);
  letter-spacing: 0.3px;
}

.traffic-header__title span.material-symbols-outlined {
  font-size: 18px;
  color: var(--color-brand);
}

.traffic-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Hero Balance Card */
.traffic-hero-card {
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.traffic-hero__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.traffic-hero__label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--color-text-muted);
}

.traffic-hero__balance {
  font-size: 26px;
  font-weight: 700;
  font-family: var(--font-family-mono, monospace);
  color: var(--color-text-primary);
  line-height: 1.1;
  margin-top: 4px;
}

.traffic-hero__consumed {
  text-align: right;
}

.traffic-hero__consumed-val {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-brand);
  font-family: var(--font-family-mono, monospace);
}

.traffic-progress-track {
  width: 100%;
  height: 6px;
  background: rgba(148, 163, 184, 0.15);
  border-radius: 3px;
  overflow: hidden;
}

.traffic-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--color-brand);
  border-radius: 3px;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1), background 0.3s ease;
}

.traffic-hero__meta {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--color-text-muted);
}

/* 2x2 Telemetry Grid (Adaptive for small screens) */
.traffic-telemetry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 8px;
}

.traffic-telemetry-item {
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 9px 12px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  transition: all 0.15s ease;
}

.traffic-telemetry-item:hover {
  border-color: var(--color-brand);
  background: var(--color-bg-surface);
}

.traffic-telemetry-item__label {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--color-text-muted);
}

.traffic-telemetry-item__val {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Recharge Section */
.traffic-recharge-section {
  border-top: 1px solid var(--color-border);
  padding-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.traffic-recharge-section__label {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-secondary);
}

.traffic-recharge-input-group {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.traffic-input-box {
  display: flex;
  flex: 1;
  min-width: 170px;
  background: var(--color-bg-primary);
  /* FIX-A11Y: visible input boundary (WCAG 1.4.11) */
  border: 1px solid var(--color-border-input);
  border-radius: var(--radius-sm);
  overflow: hidden;
  transition: border-color 0.15s ease;
}

.traffic-input-box:focus-within {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 1px var(--color-brand);
}

.traffic-input {
  flex: 1;
  padding: 8px 10px;
  font-size: 13px;
  font-weight: 600;
  font-family: var(--font-family-mono, monospace);
  background: transparent;
  border: none;
  outline: none;
  color: var(--color-text-primary);
}

.traffic-unit-select {
  padding: 8px 8px;
  font-size: 12px;
  font-weight: 600;
  background: transparent;
  border: none;
  border-left: 1px solid var(--color-border-input) /* FIX-A11Y */;
  color: var(--color-text-secondary);
  outline: none;
  cursor: pointer;
}

.traffic-chips-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.traffic-chip {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  font-family: var(--font-family-mono, monospace);
  padding: 5px 10px;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.traffic-chip:hover {
  background: var(--color-brand-light);
  border-color: var(--color-brand);
  color: var(--color-brand);
}

.traffic-chip--active {
  background: var(--color-brand-light);
  border-color: var(--color-brand);
  color: var(--color-brand);
  font-weight: 600;
}

.traffic-footer {
  padding: 12px 20px;
  background: transparent;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: flex-end;
  align-items: center;
}


/* ============================================================
   FIX-P1-AUTH — Operator authentication gate (protocol §4/§5)
   Full-screen blocking overlay that hides the entire teleop UI
   until POST /api/login returns a valid session.
   ============================================================ */
.auth-gate {
  position: fixed;
  inset: 0;
  z-index: 9999; /* above every modal/overlay: nothing is reachable before login */
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  background:
    radial-gradient(circle at 50% 0%, rgba(37, 99, 235, 0.18), transparent 60%),
    var(--color-bg-canvas);
}

.auth-gate--hidden {
  display: none !important;
}

.auth-gate__card {
  width: 100%;
  max-width: 400px;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  background: var(--color-bg-surface-elevated);
  border: 1px solid var(--color-border-input, var(--color-border));
  border-radius: var(--radius-xl);
  padding: calc(var(--space-4) * 1.5);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28), 0 0 24px var(--color-border-glow);
  color: var(--color-text-primary);
}

.auth-gate__brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-brand);
  font-family: var(--font-family-mono);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.18em;
  font-size: var(--font-size-sm);
}

.auth-gate__brand-icon {
  font-size: 22px;
}

.auth-gate__title {
  margin: 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.auth-gate__hint {
  margin: 0 0 var(--space-2);
  font-size: var(--font-size-xs);
  line-height: var(--line-height-normal);
  color: var(--color-text-secondary);
}

.auth-gate__label {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
}

.auth-gate__input {
  width: 100%;
  height: 42px;
  padding: 0 var(--space-3);
  font-family: var(--font-family-mono);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border-input, var(--color-border));
  border-radius: var(--radius-md);
  outline: none;
}

.auth-gate__input:focus-visible {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 3px var(--color-brand-glow);
}

.auth-gate__input[aria-invalid="true"] {
  border-color: var(--color-danger);
}

.auth-gate__error {
  margin: 0;
  min-height: 16px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-danger);
}

.auth-gate__submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  height: 44px;
  margin-top: var(--space-2);
  border: none;
  border-radius: var(--radius-md);
  background: var(--color-brand);
  color: #FFFFFF;
  font-family: var(--font-family-base);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.auth-gate__submit:hover:not([disabled]) {
  background: var(--color-brand-hover);
}

.auth-gate__submit[disabled] {
  opacity: 0.65;
  cursor: progress;
}

.auth-gate__legal {
  margin: var(--space-2) 0 0;
  font-size: 10px;
  line-height: var(--line-height-normal);
  color: var(--color-text-muted);
}

.auth-gate__legal code {
  font-family: var(--font-family-mono);
  font-size: 10px;
}

/* FIX-A11Y: generic visually-hidden helper (labels that must not alter layout) */
.sr-only {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}