.hidden { display: none !important; }
  .path-badge { font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: var(--path-badge-radius); color: var(--badge-color); background: var(--badge-bg); border: 1px solid var(--badge-border); }
  .chat-container .path-badge { display: inline-flex; align-items: center; height: 28px; padding: 0 10px; }
  #pathBadge { white-space: nowrap; }
  .path-a { color: var(--path-a-color); }
  .path-b { color: var(--path-b-color); }
  .path-c { color: var(--path-c-color); }
  .path-badge.path-a { color: var(--path-a-badge-color); background: var(--path-a-badge-bg); border-color: var(--path-a-badge-border); }
  .path-badge.path-b { color: var(--path-b-badge-color); background: var(--path-b-badge-bg); border-color: var(--path-b-badge-border); }
  .path-badge.path-c { color: var(--path-c-badge-color); background: var(--path-c-badge-bg); border-color: var(--path-c-badge-border); }
  .path-badge-mini { display: inline-flex; align-items: center; justify-content: center; min-width: 20px; height: 18px; padding: 0 6px; font-size: 10px; line-height: 16px; vertical-align: middle; margin-right: 4px; transform: translateY(-0.5px); }

  [data-tooltip] { position: relative; }
  [data-tooltip]::after { content: attr(data-tooltip); position: absolute; left: 0; bottom: calc(100% + 8px); transform: translateY(4px); max-width: min(260px, calc(100vw - 24px)); width: max-content; white-space: pre-line; pointer-events: none; opacity: 0; z-index: 500; padding: 7px 10px; border-radius: var(--tooltip-radius); background: var(--tooltip-bg); color: var(--tooltip-color); border: 1px solid var(--tooltip-border); box-shadow: var(--tooltip-shadow); backdrop-filter: var(--popover-backdrop-filter); -webkit-backdrop-filter: var(--popover-backdrop-filter); font-size: 11px; line-height: 1.45; font-weight: 500; text-align: left; transition: opacity var(--sys-motion-fast), transform var(--sys-motion-fast); }
  #slidesExportBtn[data-tooltip]::after { left: auto; right: 0; }
  [data-tooltip].tooltip-open::after { opacity: 1; transform: translateY(0); }
  @media (hover: hover) and (pointer: fine) {
    [data-tooltip]:hover::after { opacity: 1; transform: translateY(0); }
  }
  .tabs { display: flex; align-items: stretch; gap: 4px; margin: 10px; padding: 0; min-height: calc(1.2em + 12px); background: var(--control-active-bg); border-radius: var(--control-radius-sm); font-size: 12px; }
  .tab { flex: 1; display: flex; align-items: center; justify-content: center; text-align: center; padding: 0 12px; font-size: 12px; font-weight: 500; color: var(--control-text); cursor: pointer; border-radius: var(--control-radius-sm); transition: all .2s; border-bottom: none; }
  .tab.active { color: var(--control-text); font-weight: 600; background: var(--control-surface-raised); box-shadow: none; }

  .btn { padding: 10px 20px; border-radius: var(--button-radius); font-size: 14px; font-weight: 600; cursor: pointer; border: none; transition: var(--control-transition); box-shadow: var(--button-shadow); }
  .btn-primary { background: var(--button-bg-primary); color: var(--button-color-primary); }
  .btn-primary:hover { filter: brightness(0.92); }
  .btn-primary:disabled { background: var(--button-bg-secondary); cursor: not-allowed; }
  .btn-secondary:disabled, .input-action-btn:disabled { opacity: var(--control-disabled-opacity); cursor: not-allowed; filter: grayscale(0.35); }
  .btn-secondary { background: var(--button-bg-secondary); color: var(--button-color); }
  .btn-secondary:hover { background: var(--button-bg-secondary-hover); color: var(--button-color); }
  .btn-ghost { background: transparent; color: var(--control-color-primary); }
  .btn-ghost:hover { background: var(--button-bg-hover); color: var(--control-color-primary); }
  .btn-sm { padding: 6px 12px; font-size: 12px; border-radius: var(--control-radius-sm); }
  .btn-xs { padding: 4px 8px; font-size: 11px; border-radius: var(--control-radius-md); }
  .btn-sm, .btn-xs { display: inline-flex; align-items: center; justify-content: center; line-height: 1.2; }
  .control-pill { min-height: 28px; display: inline-flex; align-items: center; justify-content: center; line-height: 1; box-sizing: border-box; vertical-align: middle; }
  .input-action-btn.control-pill { height: 28px; padding-top: 0; padding-bottom: 0; line-height: 1; }
  .btn-danger { background: var(--semantic-danger); color: #fff; }
  .btn-danger:hover { background: #D70015; }

  .modal-overlay { position: fixed; inset: 0; background: var(--feedback-overlay-bg); backdrop-filter: var(--feedback-overlay-blur); -webkit-backdrop-filter: var(--feedback-overlay-blur); z-index: 100; display: flex; align-items: center; justify-content: center; }
  .modal { background: var(--popover-bg); border-radius: var(--modal-radius); box-shadow: var(--popover-shadow); width: 520px; max-height: 90vh; overflow-y: auto; padding: 32px; }
  .modal-fixed-header { display: flex; flex-direction: column; overflow: hidden; padding: 0; }
  .modal-fixed-header .modal-header { flex-shrink: 0; margin: 0; }
  .modal h2 { font-size: 20px; font-weight: 700; margin-bottom: 16px; color: var(--control-color); }
  .modal input, .modal textarea, .modal select { width: 100%; border: 1px solid var(--input-border); border-radius: var(--input-radius); padding: 7px 10px; font-size: 13px; outline: none; margin-bottom: 0; background: var(--input-bg); color: var(--input-color); transition: var(--control-transition); }
  .modal input:focus, .modal textarea:focus, .modal select:focus { border-color: var(--input-border-focus); box-shadow: var(--input-focus-ring); }
  .modal label { font-size: 12px; font-weight: 600; display: block; margin-bottom: 3px; color: var(--control-color); }
  .theme-segment { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: 3px; width: 100%; height: 32px; padding: 2px; border-radius: var(--segmented-radius); background: var(--pill-bg); border: 1px solid var(--pill-border); box-sizing: border-box; }
  .backup-segment { grid-template-columns: 1fr 1fr; width: 50%; max-width: calc(50% - 4px); }
  .theme-segment-option { min-height: 0; border: none; border-radius: var(--segmented-option-radius); background: transparent; color: var(--pill-color); font: inherit; font-size: 12px; font-weight: 400; line-height: 1; cursor: pointer; transition: var(--control-transition); }
  .theme-segment-option.active { background: var(--control-bg-solid); color: var(--pill-color-active); box-shadow: var(--control-shadow); }
  .theme-segment-option:not(.active):hover { background: var(--control-bg-hover); color: var(--control-color); }
  .tool-picker { position: relative; }
  .tool-picker-trigger { width: 100%; border: 1px solid var(--input-border); border-radius: var(--input-radius); padding: 0 10px; background: var(--input-bg-soft); color: var(--input-color); font: inherit; font-size: 13px; line-height: 1; display: flex; align-items: center; justify-content: space-between; gap: 8px; cursor: pointer; text-align: left; }
  .tool-picker-trigger:disabled { opacity: 0.55; cursor: not-allowed; }
  .tool-picker-chevron { color: var(--control-color-muted); font-size: 12px; line-height: 1; }
  .tool-picker-menu { display: none; position: absolute; left: 0; right: 0; top: calc(100% + 6px); z-index: 150; padding: 6px; border-radius: var(--picker-menu-radius); background: var(--popover-bg); border: 1px solid var(--popover-border); box-shadow: var(--popover-shadow); backdrop-filter: var(--popover-backdrop-filter); -webkit-backdrop-filter: var(--popover-backdrop-filter); }
  .tool-picker.open .tool-picker-menu { display: grid; gap: 4px; }
  .tool-picker-option { width: 100%; border: none; border-radius: var(--picker-option-radius); padding: 8px 9px; background: transparent; color: var(--control-color); font: inherit; font-size: 13px; line-height: 1.25; display: flex; align-items: center; justify-content: space-between; gap: 8px; cursor: pointer; text-align: left; }
  .tool-picker-option:hover, .tool-picker-option.selected { background: var(--control-bg-hover); color: var(--control-color-primary); }
  .tool-picker-check { font-size: 11px; font-weight: 700; color: var(--control-color-primary); }
  .tool-picker-empty { padding: 8px 9px; color: var(--control-color-muted); font-size: 13px; line-height: 1.25; }
  .drawer-overlay { position: fixed; inset: 0; background: var(--control-overlay-bg, rgba(0,0,0,0.3)); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); z-index: 90; display: none; opacity: 0; transition: opacity var(--sys-motion-normal) ease; }
  .drawer-overlay.show { display: block; opacity: 1; }

  /* Strategy-proposal card overrides */


  #toastContainer { position: fixed; top: calc(16px + env(safe-area-inset-top)); left: 50%; transform: translateX(-50%); z-index: 200; display: grid; gap: 8px; justify-items: center; pointer-events: none; width: min(92vw, 520px); }
  body.desktop-layout:not(.sidebar-closed) #toastContainer { left: calc(var(--sidebar) + (100vw - var(--sidebar)) / 2); width: min(calc(100vw - var(--sidebar) - 32px), 520px); }
  .toast { position: relative; padding: 12px 18px; max-width: 100%; border-radius: var(--toast-radius); font-size: 13px; z-index: 200; animation: fadeUp .3s; background: var(--toast-bg); color: var(--toast-color); border: 1px solid var(--toast-border); box-shadow: var(--toast-shadow); pointer-events: auto; }
  .toast::before, .toast::after { content: ''; position: absolute; top: 9px; bottom: 9px; width: 7px; border: 2px solid var(--toast-accent, var(--control-color-primary)); opacity: 0.9; }
  .toast::before { left: 7px; border-right: 0; border-radius: var(--toast-accent-radius) 0 0 var(--toast-accent-radius); }
  .toast::after { right: 7px; border-left: 0; border-radius: 0 var(--toast-accent-radius) var(--toast-accent-radius) 0; }
  .toast.success { --toast-accent: var(--semantic-success); }
  .toast.error { --toast-accent: var(--semantic-danger); }
  .toast.info { --toast-accent: var(--control-color-primary); }
  .confirm-overlay { position: fixed; inset: 0; background: var(--feedback-overlay-bg); backdrop-filter: var(--feedback-overlay-blur); -webkit-backdrop-filter: var(--feedback-overlay-blur); z-index: 300; display: none; align-items: center; justify-content: center; transition: opacity var(--sys-motion-fast); }
  .confirm-overlay.show { display: flex !important; }
  .confirm-dialog { width: var(--dialog-width); overflow: hidden; background: var(--dialog-bg); color: var(--dialog-color); border: 1px solid var(--dialog-border); border-radius: var(--dialog-radius); box-shadow: var(--dialog-shadow); backdrop-filter: var(--dialog-backdrop-filter); -webkit-backdrop-filter: var(--dialog-backdrop-filter); }
  .confirm-body { padding: var(--dialog-body-padding); text-align: left; }
  .confirm-title { font-size: var(--dialog-title-font-size); font-weight: var(--dialog-title-font-weight); color: var(--dialog-color); margin: var(--dialog-title-margin); line-height: var(--dialog-title-line-height); }
  .confirm-message { font-size: var(--dialog-message-font-size); font-weight: var(--dialog-message-font-weight); color: var(--dialog-muted); margin: var(--dialog-message-margin); line-height: var(--dialog-message-line-height); }
  .confirm-input { display: none; width: 100%; margin-top: var(--dialog-input-margin-top); padding: var(--dialog-input-padding); border: 1px solid var(--input-border); border-radius: var(--input-radius); background: var(--input-bg); font-size: var(--dialog-message-font-size); font-family: inherit; color: var(--input-color); outline: none; box-sizing: border-box; transition: var(--control-transition); }
  .confirm-input:focus { border-color: var(--input-border-focus); box-shadow: var(--input-focus-ring); }
  .confirm-actions { border-top: 1px solid var(--dialog-divider); display: flex; }
  .confirm-btn { flex: 1; min-height: var(--dialog-action-height); display: flex; align-items: center; justify-content: center; padding: 8px 12px; font-size: var(--dialog-action-font-size); font-weight: var(--dialog-action-font-weight); border: none; background: transparent; color: var(--dialog-primary); cursor: pointer; font-family: inherit; transition: var(--control-transition); }
  .confirm-btn:hover { background: var(--dialog-action-hover-bg); }
  .confirm-btn-ok { border-left: 1px solid var(--dialog-divider); color: var(--dialog-danger); }