.emergency-fab {
  position: fixed;
  bottom: calc(var(--nav-height) + 20px);
  right: 20px;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  background: var(--color-emergency);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(196, 74, 74, 0.35);
  cursor: pointer;
  transition: all var(--transition-base);
  z-index: 100;
  border: none;
}

.emergency-fab:hover {
  background: var(--color-emergency-hover);
  transform: scale(1.05);
  box-shadow: 0 6px 24px rgba(196, 74, 74, 0.4);
}

.emergency-fab svg {
  width: 24px;
  height: 24px;
}

.emergency-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: var(--space-5);
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.emergency-modal {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  max-width: 440px;
  width: 100%;
  padding: var(--space-8);
  box-shadow: var(--shadow-xl);
  animation: modalSlideUp 0.3s ease;
}

@keyframes modalSlideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.emergency-modal-icon {
  width: 48px;
  height: 48px;
  background: var(--color-emergency-light);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  font-size: 24px;
}

.emergency-modal h2 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-2);
}

.emergency-modal p {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-6);
}

.emergency-contacts {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.emergency-contact {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-soft);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background var(--transition-fast);
}

.emergency-contact:hover {
  background: var(--color-accent-light);
}

.emergency-contact-info {
  display: flex;
  flex-direction: column;
}

.emergency-contact-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.emergency-contact-desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.emergency-contact-number {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-accent);
}

.emergency-modal-close {
  margin-top: var(--space-5);
  width: 100%;
  padding: var(--space-3);
  background: var(--color-bg-soft);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  transition: background var(--transition-fast);
}

.emergency-modal-close:hover {
  background: var(--color-border);
}

.settings-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: var(--space-5);
  animation: fadeIn 0.2s ease;
}

.settings-modal {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  max-width: 480px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: modalSlideUp 0.3s ease;
}

.settings-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
}

.settings-header h2 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
}

.settings-close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-tertiary);
}

.settings-close:hover {
  background: var(--color-bg-soft);
}

.settings-body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

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

.settings-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text);
}

.settings-description {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  line-height: var(--line-height-base);
}

.settings-input {
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  transition: border-color var(--transition-fast);
}

.settings-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.settings-select {
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%239A9A9A' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.settings-select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-light);
}

.settings-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.toggle-track {
  width: 44px;
  height: 24px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  position: relative;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.toggle-track.active {
  background: var(--color-accent);
}

.toggle-thumb {
  width: 20px;
  height: 20px;
  background: white;
  border-radius: 50%;
  position: absolute;
  top: 2px;
  left: 2px;
  transition: transform var(--transition-fast);
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.toggle-track.active .toggle-thumb {
  transform: translateX(20px);
}

.settings-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-2);
}

.settings-btn {
  flex: 1;
  padding: var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-fast);
}

.settings-btn.primary {
  background: var(--color-accent);
  color: white;
}

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

.settings-btn.secondary {
  background: var(--color-bg-soft);
  color: var(--color-text-secondary);
}

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

.settings-status {
  font-size: var(--font-size-xs);
  padding: var(--space-2);
  border-radius: var(--radius-sm);
  text-align: center;
}

.settings-status.success {
  background: var(--color-accent-light);
  color: var(--color-accent);
}

.settings-status.error {
  background: var(--color-emergency-light);
  color: var(--color-emergency);
}

.session-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  padding: var(--space-5);
  animation: fadeIn 0.2s ease;
}

.session-modal {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  max-width: 520px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: modalSlideUp 0.3s ease;
}

.session-list {
  display: flex;
  flex-direction: column;
}

.session-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border-light);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.session-item:hover {
  background: var(--color-surface-hover);
}

.session-item:last-child {
  border-bottom: none;
}

.session-item-info h3 {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  margin-bottom: 2px;
}

.session-item-info p {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.session-item-actions {
  display: flex;
  gap: var(--space-2);
}

.session-item-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-tertiary);
  transition: all var(--transition-fast);
}

.session-item-btn:hover {
  background: var(--color-bg-soft);
  color: var(--color-text);
}

.session-item-btn.danger:hover {
  background: var(--color-emergency-light);
  color: var(--color-emergency);
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-10) var(--space-5);
  text-align: center;
  gap: var(--space-3);
}

.empty-state-icon {
  font-size: 40px;
  opacity: 0.5;
}

.empty-state h3 {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}

.empty-state p {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

.modal-hidden {
  display: none !important;
}

.toast {
  position: fixed;
  bottom: calc(var(--nav-height) + 80px);
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-3) var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  z-index: 150;
  animation: toastIn 0.3s ease;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

@media (max-width: 768px) {
  .emergency-fab {
    width: 44px;
    height: 44px;
    bottom: calc(var(--nav-height) + 12px);
    right: 12px;
  }

  .emergency-modal,
  .settings-modal,
  .session-modal {
    max-width: 100%;
    max-height: 90vh;
    border-radius: var(--radius-lg);
  }

  .settings-body {
    padding: var(--space-4);
  }
}