/* ═══════════════════════════════════════════════════════════════
   carbon.css  -  IBM Carbon Design System foundation
   Consolidates app.css + AI-style.css (button system + color palette)
   ═══════════════════════════════════════════════════════════════ */

/* ── IBM Color Palette ──────────────────────────────────────── */
:root {
  /* Gray */
  --gray-5:   #f8f8f8;
  --gray-10:  #f4f4f4;
  --gray-20:  #e0e0e0;
  --gray-30:  #c6c6c6;
  --gray-40:  #a8a8a8;
  --gray-50:  #8d8d8d;
  --gray-60:  #6f6f6f;
  --gray-70:  #525252;
  --gray-80:  #393939;
  --gray-90:  #262626;
  --gray-100: #161616;

  /* Blue */
  --blue-10:  #edf5ff;
  --blue-20:  #d0e2ff;
  --blue-30:  #a6c8ff;
  --blue-40:  #78a9ff;
  --blue-50:  #4589ff;
  --blue-60:  #0f62fe;
  --blue-70:  #0043ce;
  --blue-80:  #002d9c;
  --blue-90:  #001d6c;
  --blue-100: #001141;

  /* Teal */
  --teal-10:  #d9fbfb;
  --teal-20:  #9ef0f0;
  --teal-30:  #3ddbd9;
  --teal-40:  #08bdba;
  --teal-50:  #009d9a;
  --teal-60:  #007d79;
  --teal-70:  #005d5d;
  --teal-80:  #004144;
  --teal-90:  #022b30;
  --teal-100: #081a1c;

  /* Cyan */
  --cyan-10:  #e5f6ff;
  --cyan-20:  #bae6ff;
  --cyan-30:  #82cfff;
  --cyan-40:  #33b1ff;
  --cyan-50:  #1192e8;
  --cyan-60:  #0072c3;
  --cyan-70:  #00539a;
  --cyan-80:  #003a6d;
  --cyan-90:  #012749;
  --cyan-100: #061727;

  /* Purple */
  --purple-10:  #f6f2ff;
  --purple-20:  #e8daff;
  --purple-30:  #d4bbff;
  --purple-40:  #be95ff;
  --purple-50:  #a56eff;
  --purple-60:  #8a3ffc;
  --purple-70:  #6929c4;
  --purple-80:  #491d8b;
  --purple-90:  #31135e;
  --purple-100: #1c0f30;

  /* Red */
  --red-10:  #fff1f1;
  --red-20:  #ffd7d9;
  --red-30:  #ffb3b8;
  --red-40:  #ff8389;
  --red-50:  #fa4d56;
  --red-60:  #da1e28;
  --red-70:  #a2191f;
  --red-80:  #750e13;
  --red-90:  #520408;
  --red-100: #2d0709;

  /* Green */
  --green-10:  #defbe6;
  --green-20:  #a7f0ba;
  --green-30:  #6fdc8c;
  --green-40:  #42be65;
  --green-50:  #24a148;
  --green-60:  #198038;
  --green-70:  #0e6027;
  --green-80:  #044317;

  /* Orange */
  --orange-40: #ff832b;
  --orange-60: #ba4e00;

  /* Yellow */
  --yellow-20: #fcf4d6;
  --yellow-30: #f1c21b;
  --yellow-60: #8e6a00;

  /* Magenta */
  --magenta-20: #ffd6e8;
  --magenta-40: #ff7eb6;
  --magenta-60: #d02670;
  --magenta-70: #9f1853;

  /* Cool Gray */
  --cool-gray-10: #f2f4f8;
  --cool-gray-20: #dde1e6;
  --cool-gray-30: #c1c7cd;
  --cool-gray-40: #a2a9b0;
  --cool-gray-50: #878d96;
  --cool-gray-60: #697077;
  --cool-gray-70: #4d5358;
  --cool-gray-80: #343a3f;
  --cool-gray-90: #21272a;
  --cool-gray-100: #121619;

  /* Monospace font */
  --digits-font-family: 'IBM Plex Mono', 'Menlo', 'DejaVu Sans Mono', Courier, monospace;

  /* Spacing (Carbon 2px grid) */
  --spacing-2xs:  0.25rem;  /* 4px  */
  --spacing-xs:   0.5rem;   /* 8px  */
  --spacing-sm:   0.75rem;  /* 12px */
  --spacing-md:   1rem;     /* 16px */
  --spacing-lg:   1.5rem;   /* 24px */
  --spacing-xl:   2rem;     /* 32px */
  --spacing-2xl:  2.5rem;   /* 40px */

  /* Border radius */
  --radius-sm:  2px;
  --radius-md:  4px;
  --radius-lg:  8px;

  /* Typography scale */
  --label-sm:   0.6875rem;  /* 11px — Carbon label-01 */
  --label-md:   0.75rem;    /* 12px — Carbon label-02 */
  --body-sm:    0.8125rem;  /* 13px — Carbon body-compact-01 */
  --body-md:    0.875rem;   /* 14px — Carbon body-compact-02 */
  --body-lg:    1rem;       /* 16px — Carbon body-01 */
  --heading-sm: 0.875rem;   /* 14px — Carbon heading-compact-01 */
  --heading-md: 1rem;       /* 16px — Carbon heading-compact-02 */
  --heading-lg: 1.25rem;    /* 20px — Carbon heading-03 */
}

/* ── Semantic Tokens (White theme — matches Carbon --cds-* tokens) ─── */
:root {
  /* Core */
  --primary:        #0f62fe;   /* --cds-interactive / blue-60 */
  --primary-rgb:    15 98 254;
  --primary-hover:  #0043ce;   /* blue-70 */
  --secondary:      #f4f4f4;
  --accent:         #0f62fe;

  /* Backgrounds */
  --bg:             #ffffff;   /* --cds-background */
  --surface:        #f4f4f4;   /* --cds-layer-01 */
  --layer:          #ffffff;   /* --cds-layer-02 */
  --layer-hover:    #e8e8e8;   /* --cds-layer-hover-01 */
  --hover-bg:       rgba(141,141,141,.12); /* --cds-background-hover */
  --selected-bg:    rgba(141,141,141,.2);  /* --cds-background-selected */

  /* Layer aliases (used by component CSS) */
  --layer-01:       #f4f4f4;   /* = --surface */
  --layer-02:       #ffffff;   /* = --layer   */
  --hover-ui:       #e8e8e8;   /* = --layer-hover */

  /* Panels */
  --panel-bg:       #ffffff;
  --panel-border:   #e0e0e0;

  /* Borders */
  --border:         #e0e0e0;   /* --cds-border-subtle-00 */
  --border-strong:  #8d8d8d;   /* --cds-border-strong-01 */
  --border-interactive: #0f62fe; /* --cds-border-interactive */
  --border-tile:    #c6c6c6;   /* --cds-border-tile-01 */

  /* Text */
  --text:           #161616;   /* --cds-text-primary */
  --text-secondary: #525252;   /* --cds-text-secondary */
  --text-helper:    #6f6f6f;   /* --cds-text-helper */
  --text-placeholder: rgba(22,22,22,.4); /* --cds-text-placeholder */
  --text-error:     #da1e28;   /* --cds-text-error */
  --text-inverse:   #ffffff;   /* --cds-text-inverse */
  --text-on-color:  #ffffff;   /* --cds-text-on-color */
  --text-disabled:  rgba(22,22,22,.25); /* --cds-text-disabled */

  /* Icons */
  --icon-primary:   #161616;
  --icon-secondary: #525252;
  --icon-interactive: #0f62fe;
  --icon-on-color:  #ffffff;
  --icon-disabled:  rgba(22,22,22,.25);

  /* Inverse */
  --inverse-01: #ffffff;
  --inverse-02: #393939;

  /* Links */
  --link-primary:   #0f62fe;   /* --cds-link-primary */
  --link-hover:     #0043ce;   /* --cds-link-primary-hover */
  --link-visited:   #8a3ffc;   /* --cds-link-visited */

  /* Focus */
  --focus:          #0f62fe;   /* --cds-focus */
  --focus-inset:    #ffffff;
  --highlight:      #d0e2ff;   /* --cds-highlight / blue-20 */

  /* Buttons (official Carbon values) */
  --btn-primary:          #0f62fe;
  --btn-primary-hover:    #0050e6;
  --btn-primary-active:   #002d9c;
  --btn-secondary:        #393939;
  --btn-secondary-hover:  #474747;
  --btn-secondary-active: #6f6f6f;
  --btn-tertiary:         #0f62fe;
  --btn-tertiary-hover:   #0050e6;
  --btn-tertiary-active:  #002d9c;
  --btn-danger:           #da1e28;
  --btn-danger-hover:     #b81921;
  --btn-danger-active:    #750e13;
  --btn-disabled:         #c6c6c6;

  /* Support / Status */
  --support-error:   #da1e28;
  --support-success: #24a148;
  --support-warning: #f1c21b;
  --support-info:    #0043ce;

  /* Notifications */
  --notification-bg-error:   #fff1f1;
  --notification-bg-success: #defbe6;
  --notification-bg-info:    #edf5ff;
  --notification-bg-warning: #fcf4d6;

  /* Fields */
  --field:          #f4f4f4;   /* --cds-field-01 */
  --field-hover:    #e8e8e8;   /* --cds-field-hover-01 */

  /* Toggle */
  --toggle-off:     #8d8d8d;

  /* Skeleton */
  --skeleton-bg:      #e8e8e8;
  --skeleton-element: #c6c6c6;

  /* Overlay */
  --overlay:          rgba(0,0,0,.6);

  /* Chat (Carbon for AI) */
  --chat-avatar-agent: #393939;
  --chat-avatar-bot:   #6f6f6f;
  --chat-avatar-user:  #0f62fe;
  --chat-bubble-agent: #ffffff;
  --chat-bubble-user:  #e0e0e0;
  --chat-prompt-bg:    #ffffff;

  /* AI (Carbon for AI) */
  --ai-aura-start:    rgba(69,137,255,.1);
  --ai-aura-end:      rgba(255,255,255,0);
  --ai-aura-hover-bg: #edf5ff;
  --ai-border-end:    #78a9ff;
  --ai-border-start:  rgba(166,200,255,.64);
  --ai-border-strong: #4589ff;
  --ai-drop-shadow:   rgba(15,98,254,.1);
  --ai-skeleton-bg:   #d0e2ff;

  /* Tag (official Carbon tag tokens) */
  --tag-bg-red:     #ffd7d9; --tag-color-red:     #a2191f; --tag-border-red:     #ff8389;
  --tag-bg-blue:    #d0e2ff; --tag-color-blue:    #0043ce; --tag-border-blue:    #78a9ff;
  --tag-bg-green:   #a7f0ba; --tag-color-green:   #0e6027; --tag-border-green:   #42be65;
  --tag-bg-teal:    #9ef0f0; --tag-color-teal:    #005d5d; --tag-border-teal:    #08bdba;
  --tag-bg-purple:  #e8daff; --tag-color-purple:  #6929c4; --tag-border-purple:  #be95ff;
  --tag-bg-cyan:    #bae6ff; --tag-color-cyan:    #00539a; --tag-border-cyan:    #33b1ff;
  --tag-bg-magenta: #ffd6e8; --tag-color-magenta: #9f1853; --tag-border-magenta: #ff7eb6;
  --tag-bg-gray:    #e0e0e0; --tag-color-gray:    #161616; --tag-border-gray:    #a8a8a8;

  /* Shell */
  --sidebar-bg:     #f4f4f4;
  --sidebar-border: #e0e0e0;
  --header-bg:      #ffffff;
  --header-border:  #e0e0e0;
}

/* ── Dark Mode (G100 theme) ─────────────────────────────────── */
html.dark {
  /* Backgrounds */
  --bg:             #161616;   /* --cds-background (g100) */
  --surface:        #393939;   /* --cds-layer-02 */
  --layer:          #262626;   /* --cds-layer-01 */
  --layer-hover:    #333333;   /* --cds-layer-hover-01 */
  --secondary:      #161616;
  --hover-bg:       rgba(141,141,141,.16);
  --selected-bg:    rgba(141,141,141,.24);

  /* Layer aliases */
  --layer-01:       #262626;
  --layer-02:       #393939;
  --hover-ui:       #333333;

  /* Panels */
  --panel-bg:       #262626;
  --panel-border:   #525252;

  /* Borders */
  --border:         #393939;   /* --cds-border-subtle-00 (g100) */
  --border-strong:  #6f6f6f;   /* --cds-border-strong-01 (g100) */
  --border-interactive: #4589ff;
  --border-tile:    #525252;

  /* Text */
  --text:           #f4f4f4;   /* --cds-text-primary (g100) */
  --text-secondary: #c6c6c6;   /* --cds-text-secondary (g100) */
  --text-helper:    #a8a8a8;
  --text-placeholder: rgba(244,244,244,.4);
  --text-error:     #ff8389;   /* --cds-text-error (g100) red-40 */
  --text-inverse:   #161616;
  --text-on-color:  #ffffff;
  --text-disabled:  rgba(244,244,244,.25);

  /* Icons */
  --icon-primary:   #f4f4f4;
  --icon-secondary: #c6c6c6;
  --icon-interactive: #ffffff;
  --icon-on-color:  #ffffff;
  --icon-disabled:  rgba(244,244,244,.25);

  /* Inverse */
  --inverse-01: #161616;
  --inverse-02: #f4f4f4;

  /* Links */
  --link-primary:   #78a9ff;   /* blue-40 */
  --link-hover:     #a6c8ff;   /* blue-30 */
  --link-visited:   #be95ff;

  /* Focus */
  --focus:          #ffffff;
  --focus-inset:    #161616;
  --highlight:      #001d6c;   /* blue-90 */

  /* Buttons */
  --btn-primary:          #0f62fe;
  --btn-primary-hover:    #0050e6;
  --btn-primary-active:   #002d9c;
  --btn-secondary:        #6f6f6f;
  --btn-secondary-hover:  #606060;
  --btn-secondary-active: #393939;
  --btn-tertiary:         #ffffff;
  --btn-tertiary-hover:   #f4f4f4;
  --btn-tertiary-active:  #c6c6c6;
  --btn-danger:           #da1e28;
  --btn-danger-hover:     #b81921;
  --btn-danger-active:    #750e13;
  --btn-disabled:         rgba(141,141,141,.3);

  /* Support / Status */
  --support-error:   #fa4d56;  /* red-50 */
  --support-success: #42be65;  /* green-40 */
  --support-warning: #f1c21b;
  --support-info:    #4589ff;  /* blue-50 */

  /* Notifications */
  --notification-bg-error:   #262626;
  --notification-bg-success: #262626;
  --notification-bg-info:    #262626;
  --notification-bg-warning: #262626;

  /* Fields */
  --field:          #262626;
  --field-hover:    #333333;

  /* Toggle */
  --toggle-off:     #6f6f6f;

  /* Skeleton */
  --skeleton-bg:      #292929;
  --skeleton-element: #393939;

  /* Overlay */
  --overlay:          rgba(0,0,0,.6);

  /* Chat */
  --chat-avatar-agent: #525252;
  --chat-avatar-bot:   #8d8d8d;
  --chat-avatar-user:  #4589ff;
  --chat-bubble-agent: #262626;
  --chat-bubble-user:  #393939;
  --chat-prompt-bg:    #262626;

  /* AI */
  --ai-aura-start:    rgba(69,137,255,.16);
  --ai-aura-end:      rgba(0,0,0,0);
  --ai-aura-hover-bg: #001d6c;
  --ai-border-end:    #4589ff;
  --ai-border-start:  rgba(69,137,255,.36);
  --ai-border-strong: #78a9ff;
  --ai-drop-shadow:   rgba(0,0,0,.28);
  --ai-skeleton-bg:   #002d9c;

  /* Shell */
  --sidebar-bg:     #1c1c1c;
  --sidebar-border: #393939;
  --header-bg:      #262626;
  --header-border:  #393939;
}

/* ── Base Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { height: 100%; }
body {
  margin: 0;
  font-family: 'IBM Plex Sans', 'Helvetica Neue', Arial, sans-serif;
  font-size: 16px;
  line-height: 1.2;
  background: var(--bg);
  color: var(--text);
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
code, pre, kbd {
  font-family: 'IBM Plex Mono', 'Cascadia Code', monospace;
}

/* ── Utility ────────────────────────────────────────────────── */
.w3-hide { display: none !important; }

/* ── Settings Nav ───────────────────────────────────────────── */
.settings-nav-item {
  display: block; width: 100%; text-align: left;
  padding: 0.5rem 0.75rem; font-size: 0.875rem;
  color: var(--text-secondary); background: transparent;
  border: none; cursor: pointer; transition: all 0.15s;
}
.settings-nav-item:hover { background: var(--surface); color: var(--text); }
.settings-nav-item.active {
  background: rgb(var(--primary-rgb) / 0.1);
  color: var(--primary); font-weight: 600;
}
.section-title { font-size: 1rem; font-weight: 600; color: var(--text); margin: 0 0 0.5rem; }
.settings-section { margin-bottom: 1.5rem; }

/* ── History items ──────────────────────────────────────────── */
.history-item { color: var(--text); transition: background 0.15s; }
.history-item:hover { background: var(--surface); }
.history-item.active { background: rgb(var(--primary-rgb) / 0.1); color: var(--primary); font-weight: 500; }

/* ── Control group ──────────────────────────────────────────── */
.control-group { display: flex; align-items: center; gap: 0.5rem; }
.control-group label { font-size: 0.8125rem; font-weight: 600; color: var(--text-secondary); white-space: nowrap; }
.control-group select {
  border: 1px solid var(--border); background: var(--surface); color: var(--text);
  font-size: 0.875rem; padding: 0.375rem 0.75rem;
  outline: none; cursor: pointer; max-width: 280px;
}
.control-group select:focus { border-color: var(--primary); }

/* ── Mobile ─────────────────────────────────────────────────── */
.mobile-menu-btn { display: none; background: transparent; border: none; color: var(--text); cursor: pointer; padding: 0.25rem; }
.mobile-overlay  { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 40; }
@media (max-width: 768px) {
  .mobile-menu-btn { display: flex; }
  .mobile-overlay.active { display: block; }
}

/* ═══════════════════════════════════════════════════════════════
   IBM CARBON BUTTON SYSTEM  (.ai-button + modifiers)
   ═══════════════════════════════════════════════════════════════ */
.ai-button {
  background: var(--blue-60);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  vertical-align: bottom;
  box-sizing: border-box;
  margin: 0;
  font-family: inherit;
  font-weight: 400;
  font-size: inherit;
  padding: 0.8rem 1.5rem;
  border: 1px solid transparent;
  min-width: 8rem;
  height: 3rem;
  color: var(--text-on-color);
  outline: 2px solid transparent;
  outline-offset: -2px;
  border-radius: 0;
  transition: background 0.15s;
  user-select: none;
  -webkit-appearance: button;
}
.ai-button:hover    { background: var(--btn-primary-hover); }
.ai-button:active   { background: var(--btn-primary-active); }
.ai-button:focus    { border-color: var(--focus); box-shadow: 0 0 0 1px var(--focus), inset 0 0 0 2px var(--focus-inset); }
.ai-button:disabled { background: var(--btn-disabled); border-color: var(--btn-disabled); color: var(--gray-50); cursor: not-allowed; box-shadow: none; }

/* Secondary */
.ai-button.secondary         { background: var(--btn-secondary); }
.ai-button.secondary:hover   { background: var(--btn-secondary-hover); }
.ai-button.secondary:active  { background: var(--btn-secondary-active); }
.ai-button.secondary:focus   { box-shadow: inset 0 0 0 1px var(--focus), inset 0 0 0 2px var(--focus-inset); }

/* Tertiary */
.ai-button.tertiary          { background: transparent; color: var(--btn-tertiary); border-color: var(--btn-tertiary); }
.ai-button.tertiary:hover    { background: var(--btn-tertiary-hover); color: var(--text-on-color); }
.ai-button.tertiary:active   { background: var(--btn-tertiary-active); border-color: transparent; color: var(--text-on-color); }
.ai-button.tertiary:focus    { background: var(--btn-tertiary); color: var(--text-on-color); }

/* Ghost */
.ai-button.ghost             { background: transparent; border-color: transparent; color: var(--link-primary); }
.ai-button.ghost:hover       { background: var(--hover-bg); }
.ai-button.ghost:active      { background: var(--selected-bg); }
.ai-button.ghost:focus       { border-color: var(--focus); }
.ai-button.ghost:disabled    { background: transparent; border-color: transparent; color: var(--text-disabled); }

/* Danger */
.ai-button.danger            { background: var(--btn-danger); color: var(--text-on-color); }
.ai-button.danger:hover      { background: var(--btn-danger-hover); }
.ai-button.danger:active     { background: var(--btn-danger-active); }

/* Size modifiers */
.btn-md, .secondary-button.btn-md { height: 2.5rem; min-width: auto; padding: 0 1.25rem; font-size: 0.875rem; }
.ai-button.field             { height: 2.5rem; padding: 0.5rem 0.75rem; }
.ai-button.tight             { padding: 0 0.5rem; font-size: 0.875rem; height: auto; text-align: left; }
.ai-button.icon-only         { width: 3rem; min-width: 3rem; padding: 0; }
.ai-button.icon-only.small   { width: 2rem; min-width: 2rem; height: 2rem; }

/* Dark mode overrides */
html.dark .ai-button.secondary       { color: var(--text-on-color); }
html.dark .ai-button.secondary:hover { color: var(--text-on-color); }
html.dark .ai-button.secondary:active { color: var(--text-on-color); }
html.dark .ai-button.tertiary        { color: var(--btn-tertiary); border-color: var(--btn-tertiary); }
html.dark .ai-button.tertiary:hover  { background: var(--btn-tertiary-hover); color: var(--gray-100, #161616); }
html.dark .ai-button.tertiary:active { background: var(--btn-tertiary-active); color: var(--gray-100, #161616); }
html.dark .ai-button.tertiary:focus  { background: var(--btn-tertiary); color: var(--gray-100, #161616); }
html.dark .ai-button.ghost           { color: var(--link-primary); }
html.dark .ai-button.ghost:hover     { background: var(--hover-bg); }
html.dark .ai-button.ghost:active    { background: var(--selected-bg); }

/* secondary-button  -  Carbon secondary button (standalone class alias) */
.secondary-button {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.875rem; font-weight: 400;
  height: 3rem; padding: 0 1rem 0 1.25rem;
  background: var(--gray-80, #393939); color: var(--text-on-color);
  border: 1px solid transparent;
  cursor: pointer; white-space: nowrap; text-decoration: none;
  transition: background 0.1s;
  user-select: none;
}
.secondary-button:hover   { background: var(--gray-70, #525252); }
.secondary-button:active  { background: var(--gray-60, #6f6f6f); }
.secondary-button:focus   { outline: none; box-shadow: inset 0 0 0 1px var(--focus), inset 0 0 0 2px var(--focus-inset); }
.secondary-button:disabled { background: var(--gray-30, #c6c6c6); color: var(--gray-50, #8d8d8d); cursor: not-allowed; }
html.dark .secondary-button         { background: var(--btn-secondary); color: var(--text-on-color); }
html.dark .secondary-button:hover   { background: var(--btn-secondary-hover); color: var(--text-on-color); }
html.dark .secondary-button:active  { background: var(--btn-secondary-active); color: var(--text-on-color); }

/* ═══════════════════════════════════════════════════════════════
   TOAST NOTIFICATIONS  (IBM Carbon inline)
   ═══════════════════════════════════════════════════════════════ */
.ibm-notification-stack {
  position: fixed; top: 4rem; right: 1.5rem; z-index: 9999;
  display: flex; flex-direction: column; gap: 0.5rem;
  pointer-events: none;
}
.ibm-notification {
  display: flex; align-items: center; gap: 0.75rem;
  width: 22rem; padding: 0.875rem 1rem;
  border-left: 3px solid transparent;
  background: var(--layer);
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  font-size: 0.875rem; line-height: 1.4;
  opacity: 0; pointer-events: none;
  transition: opacity 0.18s;
}
.ibm-notification.show          { opacity: 1; pointer-events: auto; }
.ibm-notification__icon         { flex-shrink: 0; display: flex; align-items: center; }
.ibm-notification__text         { flex: 1; margin: 0; color: var(--text); }
.ibm-notification--info         { border-color: var(--blue-60); }
.ibm-notification--info    .ibm-notification__icon { color: var(--blue-60); }
.ibm-notification--success      { border-color: var(--support-success); }
.ibm-notification--success .ibm-notification__icon { color: var(--support-success); }
.ibm-notification--error        { border-color: var(--support-error); }
.ibm-notification--error   .ibm-notification__icon { color: var(--support-error); }
.ibm-notification--warning      { border-color: var(--support-warning); }
.ibm-notification--warning .ibm-notification__icon { color: var(--support-warning); }
html.dark .ibm-notification     { box-shadow: 0 2px 6px rgba(0,0,0,0.5); }

/* ═══════════════════════════════════════════════════════════════
   AI LABEL & POPOVER  (Carbon for AI)
   ═══════════════════════════════════════════════════════════════ */
.ai-label {
  display: inline-flex; align-items: center;
  padding: 1px 4px; height: 16px;
  border: 1px solid #0f62fe; color: #0f62fe;
  font-size: 0.5625rem; font-weight: 700; letter-spacing: 0.04em;
  font-family: 'IBM Plex Mono', monospace;
  flex-shrink: 0; vertical-align: middle; line-height: 1;
  user-select: none; background: transparent; cursor: pointer;
  transition: background 0.1s;
}
.ai-label:hover { background: rgba(15,98,254,0.08); }
html.dark .ai-label            { border-color: #78a9ff; color: #78a9ff; }
html.dark .ai-label:hover      { background: rgba(120,169,255,0.1); }

.ai-popover {
  position: fixed; z-index: 10000; width: 280px;
  background: var(--layer); border: 1px solid var(--border);
  border-top: 2px solid #0f62fe;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
  padding: 1rem; opacity: 0; pointer-events: none; transition: opacity 0.15s;
}
html.dark .ai-popover          { border-top-color: #78a9ff; box-shadow: 0 4px 16px rgba(0,0,0,0.5); }
.ai-popover.show               { opacity: 1; pointer-events: auto; }
.ai-popover__header            { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.5rem; }
.ai-popover__icon              { flex-shrink: 0; color: #0f62fe; }
html.dark .ai-popover__icon    { color: #78a9ff; }
.ai-popover__title             { font-weight: 600; font-size: 0.875rem; color: #0f62fe; }
html.dark .ai-popover__title   { color: #78a9ff; }
.ai-popover__body              { margin: 0; font-size: 0.8125rem; color: var(--text-secondary); line-height: 1.5; }

/* ── Privacy toggle  -  shared across agents / tools / skills ───── */
.privacy-toggle        { display: flex; border: 1px solid var(--border); align-self: flex-start; }
.privacy-toggle-btn    {
  display: flex; align-items: center; gap: 0.375rem;
  padding: 0.375rem 0.875rem; font-size: 0.8125rem; font-family: inherit;
  background: var(--layer); color: var(--text-secondary);
  border: none; cursor: pointer; transition: background .1s, color .1s;
  white-space: nowrap;
}
.privacy-toggle-btn + .privacy-toggle-btn { border-left: 1px solid var(--border); }
.privacy-toggle-btn.active           { background: var(--blue-60); color: var(--text-on-color); }
html.dark .privacy-toggle-btn.active { background: var(--blue-40); color: var(--gray-100, #161616); }
.privacy-toggle-btn svg { flex-shrink: 0; }

/* Privacy badges on cards */
.privacy-badge {
  font-size: 0.6375rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.06em;
  padding: 0.1rem 0.4rem;
  display: inline-flex; align-items: center; gap: 0.25rem;
}
.privacy-badge--private {
  background: var(--surface); color: var(--text-secondary);
  border: 1px solid var(--border);
}
.privacy-badge--public {
  background: rgba(36,161,72,.1); color: var(--support-success);
  border: 1px solid rgba(36,161,72,.25);
}
html.dark .privacy-badge--public { background: rgba(66,190,101,.12); color: var(--support-success); border-color: rgba(66,190,101,.3); }

/* ── Card ID display  -  shared across agents / tools / skills ──── */
.card-id-wrap  { display: inline-flex; align-items: center; gap: 0.25rem; max-width: 100%; overflow: hidden; }
.card-id       { font-family: 'IBM Plex Mono', monospace; font-size: 0.6875rem; color: var(--text-secondary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.card-copy-btn {
  position: relative; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  width: 1.25rem; height: 1.25rem; padding: 0; border: none;
  background: transparent; color: var(--text-secondary); cursor: pointer; transition: background .1s, color .1s;
}
.card-copy-btn:hover { background: var(--surface); color: var(--text); }
.copy-tooltip {
  position: absolute; top: calc(100% + 6px); left: 50%; transform: translateX(-50%);
  background: var(--gray-100, #161616); color: var(--inverse-01, #fff); font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.6875rem; white-space: nowrap; padding: 0.25rem 0.5rem;
  pointer-events: none; opacity: 0; transition: opacity .1s; z-index: 20;
}
.copy-tooltip::before {
  content: ''; position: absolute; bottom: 100%; left: 50%; transform: translateX(-50%);
  border: 4px solid transparent; border-bottom-color: var(--gray-100, #161616);
}
.card-copy-btn:hover .copy-tooltip,
.card-copy-btn.copied .copy-tooltip { opacity: 1; }
html.dark .copy-tooltip { background: var(--gray-10, #f4f4f4); color: var(--gray-100, #161616); }
html.dark .copy-tooltip::before { border-bottom-color: var(--gray-10, #f4f4f4); }

/* ── Card overflow menu  -  shared across agents / tools / skills ── */
.card-overflow-wrap  { position: relative; flex-shrink: 0; }
.card-overflow-menu  {
  position: absolute; top: 100%; right: 0;
  min-width: 11rem; background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: 0 4px 16px rgba(0,0,0,.18);
  z-index: 50;
}
.card-overflow-item  {
  display: block; width: 100%; padding: 0.6875rem 1rem;
  text-align: left; background: none; border: none;
  font-size: 0.875rem; color: var(--text); cursor: pointer;
  font-family: inherit; transition: background .1s;
}
.card-overflow-item:hover  { background: var(--surface-hover, #e0e0e0); }
html.dark .card-overflow-item:hover { background: rgba(255,255,255,.08); }
.card-overflow-divider     { height: 1px; background: var(--border); }
.card-overflow-item.danger:hover { background: var(--btn-danger, #da1e28); color: var(--text-on-color); }

/* ── Shared form utilities  -  label + input (agents / tools / skills) ── */
.form-label {
  display: block;
  font-size: 0.875rem; font-weight: 500;
  color: var(--text); margin-bottom: 0.375rem;
}
.form-label .required-star { color: var(--red-60); }
html.dark .form-label .required-star { color: var(--red-50); }
.form-input {
  width: 100%; border: none; border-bottom: 1px solid var(--border);
  height: 2.5rem; padding: 0 0.75rem; font-size: 0.875rem;
  background: var(--surface); color: var(--text);
  outline: none; font-family: inherit;
  transition: border-color .15s; box-sizing: border-box;
  border-radius: 0;
}
textarea.form-input {
  height: auto; padding: 0.625rem 0.75rem; resize: vertical; line-height: 1.5;
}
.form-input:focus { border-bottom-color: var(--blue-60); box-shadow: 0 1px 0 var(--blue-60); }
html.dark .form-input:focus { border-bottom-color: var(--blue-40); box-shadow: 0 1px 0 var(--blue-40); }
.form-input.field-invalid {
  border-bottom-color: var(--red-60);
  outline: 2px solid var(--red-60); outline-offset: -2px;
  padding-right: 2.5rem;
}
.form-input.field-invalid:focus {
  border-bottom-color: var(--blue-60);
  outline-color: var(--blue-60);
}
html.dark .form-input.field-invalid {
  border-bottom-color: var(--red-50);
  outline-color: var(--red-50);
}
html.dark .form-input.field-invalid:focus {
  border-bottom-color: var(--blue-40);
  outline-color: var(--blue-40);
}
/* wrapper needed so the error icon can sit inside the input */
.form-input-wrap { position: relative; }
.form-input-wrap .field-error-icon {
  position: absolute; right: 0.75rem; top: 50%; transform: translateY(-50%);
  width: 1rem; height: 1rem; color: var(--red-60);
  display: none; pointer-events: none;
}
html.dark .form-input-wrap .field-error-icon { color: var(--red-50); }
.form-input-wrap.has-error .field-error-icon { display: block; }
.field-error-msg { font-size: 0.75rem; color: var(--red-60); margin: 0.25rem 0 0; display: none; }
html.dark .field-error-msg { color: var(--red-40); }
.field-error-msg.visible { display: block; }

/* ── Disabled state ── */
.form-input:disabled,
.form-input[disabled] {
  background: rgba(141,141,141,.1);
  color: var(--text-disabled);
  border-bottom-color: transparent;
  cursor: not-allowed;
  -webkit-text-fill-color: var(--text-disabled);
}
html.dark .form-input:disabled,
html.dark .form-input[disabled] {
  background: rgba(255,255,255,.04);
}

/* ── Read-only state ── */
.form-input:read-only:not(:disabled) {
  background: transparent;
  border-bottom-color: var(--border);
  border-bottom-style: dashed;
  cursor: default;
}
.form-input:read-only:not(:disabled):focus {
  border-bottom-color: var(--border);
  outline: none;
}

/* ── Warning state ── */
.form-input.field-warning {
  border-bottom-color: var(--support-warning);
  outline: 2px solid var(--support-warning); outline-offset: -2px;
  padding-right: 2.5rem;
}
.form-input.field-warning:focus {
  border-bottom-color: var(--blue-60);
  outline-color: var(--blue-60);
}
html.dark .form-input.field-warning:focus {
  border-bottom-color: var(--blue-40);
  outline-color: var(--blue-40);
}
.form-input-wrap.has-warning .field-warning-icon { display: block; }
.field-warning-icon {
  position: absolute; right: 0.75rem; top: 50%; transform: translateY(-50%);
  width: 1rem; height: 1rem; color: var(--support-warning);
  display: none; pointer-events: none;
}
.field-warning-msg { font-size: 0.75rem; color: var(--support-warning); margin: 0.25rem 0 0; display: none; }
.field-warning-msg.visible { display: block; }

/* ── Search wrap  -  shared Carbon search bar (agents / tools / skills) ── */
.search-wrap {
  display: flex; align-items: center;
  width: 100%; height: 3rem;
  background: var(--layer);
  border: none;
}
.search-wrap:focus-within { outline: 2px solid var(--blue-60); outline-offset: -2px; }
html.dark .search-wrap:focus-within { outline-color: var(--blue-40); }

/* ── Sort bar  -  shared across agents / tools / skills ── */
.toolbar-meta-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 1rem 0.5rem;
}
.sort-bar { display: flex; align-items: center; }
.sort-btn {
  height: 2rem; padding: 0 1rem;
  font-size: 0.875rem; font-family: inherit;
  background: transparent; border: 1px solid var(--border);
  color: var(--text-secondary); cursor: pointer;
  margin-right: -1px; position: relative; white-space: nowrap;
  transition: background .1s, color .1s;
}
.sort-btn:hover { color: var(--text); background: var(--surface); z-index: 1; }
.sort-btn.active {
  background: var(--blue-10); border-color: var(--blue-60);
  color: var(--blue-60); z-index: 1;
}
html.dark .sort-btn.active { background: rgba(15,98,254,.15); border-color: var(--blue-40); color: var(--blue-40); }

/* ── Card timestamps  -  shared across agents / tools / skills ── */

.card-meta {
  display: flex; gap: 1.25rem;
  margin-top: auto; padding-top: 0.375rem;
  border-top: 1px solid var(--border);
}
.card-meta-item { font-size: 0.6875rem; color: var(--text-secondary); }
.card-meta-label { font-weight: 600; }

/* MCP connection error warning icon (used across pages) */
.agent-mcp-warn { display:inline-flex; align-items:center; color:var(--support-warning); cursor:default; }

/* ── Carbon Toggle / Switch ──────────────────────────────────────────────── */

.carbon-toggle {
  position: relative; flex-shrink: 0;
  width: 2.75rem; height: 1.5rem;
  background: var(--gray-60, #6f6f6f);
  border: none; cursor: pointer;
  border-radius: 0.75rem;
  transition: background 0.15s;
  padding: 0;
}
.carbon-toggle[aria-checked="true"] { background: var(--blue-60); }
.carbon-toggle-thumb {
  position: absolute; top: 3px; left: 3px;
  width: 1.125rem; height: 1.125rem;
  background: var(--icon-on-color, #fff); border-radius: 50%;
  transition: transform 0.15s;
  pointer-events: none;
}
.carbon-toggle[aria-checked="true"] .carbon-toggle-thumb { transform: translateX(1.25rem); }
.carbon-toggle:focus { outline: 2px solid var(--blue-60); outline-offset: 2px; }
.carbon-toggle--sm { width: 2.25rem; height: 1.25rem; border-radius: 0.625rem; }
.carbon-toggle--sm .carbon-toggle-thumb { width: 1rem; height: 1rem; }
.carbon-toggle--sm[aria-checked="true"] .carbon-toggle-thumb { transform: translateX(1rem); }

/* ── Carbon Tag ──────────────────────────────────────────────────────────── */

.cb-tag {
  display: inline-flex; align-items: center;
  font-size: 0.75rem; font-weight: 400;
  padding: 0 0.5rem; height: 1.5rem;
  border-radius: 1rem; line-height: 1; white-space: nowrap;
}
.cb-tag--mono { font-family: 'IBM Plex Mono', monospace; }
.cb-tag--gray  { background: var(--gray-20, #e0e0e0); color: var(--gray-100, #161616); }
.cb-tag--blue  { background: rgba(15,98,254,.1); color: var(--blue-60); border: 1px solid rgba(15,98,254,.2); }
.cb-tag--green { background: rgba(36,161,72,.1); color: var(--green-60, #198038); border: 1px solid rgba(36,161,72,.2); }
.cb-tag--red   { background: rgba(218,30,40,.1); color: var(--support-error, #da1e28); border: 1px solid rgba(218,30,40,.2); }
.cb-tag--teal  { background: rgba(0,157,154,.1); color: var(--teal-50, #009d9a); border: 1px solid rgba(0,157,154,.2); }
.cb-tag--purple { background: rgba(105,41,196,.1); color: var(--purple-70, #6929c4); border: 1px solid rgba(105,41,196,.2); }
html.dark .cb-tag--gray { background: var(--gray-70, #525252); color: var(--gray-10, #f4f4f4); }
html.dark .cb-tag--blue { background: rgba(120,169,255,.12); color: var(--blue-40); border-color: rgba(120,169,255,.2); }
html.dark .cb-tag--green { background: rgba(36,161,72,.12); color: var(--green-40, #42be65); border-color: rgba(36,161,72,.2); }
html.dark .cb-tag--red { background: rgba(218,30,40,.12); color: var(--red-40, #ff8389); border-color: rgba(218,30,40,.2); }

/* ── Search Input ────────────────────────────────────────────────────────── */

.search-wrap-icon { flex-shrink: 0; margin-left: 0.75rem; color: var(--text-secondary); }
.search-wrap-input { flex: 1; border: none; background: transparent; padding: 0 0.75rem; font-size: 0.875rem; font-family: inherit; color: var(--text); height: 100%; outline: none; }
.search-wrap-input::placeholder { color: var(--text-secondary); }
.search-wrap-clear { flex-shrink: 0; background: none; border: none; cursor: pointer; color: var(--text-secondary); padding: 0 0.75rem; height: 100%; display: flex; align-items: center; }
.search-wrap-clear:hover { color: var(--text); }

/* ── Resize Handle (shared panel component) ─────────────────────────────── */

.resize-handle {
  position: absolute; top: 0; bottom: 0; width: 4px;
  cursor: col-resize; z-index: 5;
  background: transparent;
  transition: background 0.1s;
}
.resize-handle--left  { left: 0; }
.resize-handle--right { right: 0; }
.resize-handle:hover,
.resize-handle.active { background: var(--blue-60); }

/* ── Form Group ──────────────────────────────────────────────────────────── */

.form-group { margin-bottom: 1rem; }
.form-helper { font-size: 0.75rem; color: var(--text-secondary); margin: 0.25rem 0 0; }
.mono-input { font-family: 'IBM Plex Mono', monospace; font-size: 0.8125rem; }

/* ── Password Input ──────────────────────────────────────────────────────── */

.s-key-wrap { display: flex; align-items: stretch; position: relative; }
.s-key-wrap .form-input { flex: 1; padding-right: 2.5rem; }
.s-key-eye {
  position: absolute; right: 0; top: 0; bottom: 0; width: 2.5rem;
  background: none; border: none; cursor: pointer;
  color: var(--text-secondary); display: flex; align-items: center; justify-content: center;
}
.s-key-eye:hover { color: var(--text); }

/* ── Checkbox Item ───────────────────────────────────────────────────────── */

.checkbox-item { display: flex; align-items: center; gap: 0.5rem; cursor: pointer; font-size: 0.875rem; color: var(--text); }
.checkbox-item input[type="checkbox"] { accent-color: var(--blue-60); width: 1rem; height: 1rem; cursor: pointer; flex-shrink: 0; }

/* ── Empty State ─────────────────────────────────────────────────────────── */

.empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 6rem 2rem; text-align: center; }
.empty-icon { width: 4rem; height: 4rem; display: flex; align-items: center; justify-content: center; background: rgba(15,98,254,.08); margin: 0 auto 1.25rem; color: var(--blue-60); }
html.dark .empty-icon { background: rgba(120,169,255,.08); color: var(--blue-40); }
.empty-title { font-size: 1.25rem; font-weight: 600; color: var(--text); margin: 0 0 0.5rem; }
.empty-desc { color: var(--text-secondary); margin: 0 0 1.5rem; font-size: 0.9375rem; line-height: 1.5; }

/* ── Page Header ─────────────────────────────────────────────────────────── */

.page-header { background: var(--panel-bg); border-bottom: 1px solid var(--border); padding: 1.5rem 1.5rem 0; flex-shrink: 0; }
.page-breadcrumb { display: flex; align-items: center; gap: 0.375rem; font-size: 0.75rem; margin-bottom: 0.625rem; }
.page-breadcrumb a { color: var(--blue-60); text-decoration: none; }
.page-breadcrumb a:hover { text-decoration: underline; }
.page-breadcrumb-sep { color: var(--text-secondary); }
.page-header-row { display: flex; align-items: flex-end; justify-content: space-between; padding-bottom: 1.5rem; gap: 1rem; }
.page-title { font-size: 1.75rem; font-weight: 300; color: var(--text); line-height: 1.2; margin: 0; }
.page-subtitle { font-size: 0.875rem; color: var(--text-secondary); margin: 0.25rem 0 0; }
.page-actions { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }

/* ── Loading Spinner ─────────────────────────────────────────────────────── */

.cb-spinner {
  width: 2rem; height: 2rem;
  border: 3px solid var(--border);
  border-top-color: var(--blue-60);
  border-radius: 50%;
  animation: cb-spin 0.7s linear infinite;
}
.cb-spinner--sm { width: 1.25rem; height: 1.25rem; border-width: 2px; }
.cb-spinner--lg { width: 3rem; height: 3rem; border-width: 4px; }
.cb-loading-wrap { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 4rem 2rem; gap: 1rem; }
.cb-loading-text { font-size: 0.875rem; color: var(--text-secondary); margin: 0; }
.modal-loading-overlay {
  position: absolute; inset: 0; z-index: 10;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1rem;
  background: var(--layer-01, #262626); opacity: 0.95;
  border-radius: inherit;
}
.modal-loading-overlay.w3-hide { display: none !important; }
@keyframes cb-spin { to { transform: rotate(360deg); } }

/* ── Tabs (Horizontal) ───────────────────────────────────────────────────── */

.cb-tabbar { display: flex; border-bottom: 2px solid var(--border); gap: 0; }
.cb-tab {
  padding: 0.75rem 1rem; font-size: 0.875rem; font-family: inherit; font-weight: 500;
  background: none; border: none; border-bottom: 2px solid transparent;
  margin-bottom: -2px; cursor: pointer;
  color: var(--text-secondary); transition: color 0.1s, border-color 0.1s;
}
.cb-tab:hover { color: var(--text); }
.cb-tab.active { color: var(--blue-60); border-bottom-color: var(--blue-60); }
html.dark .cb-tab.active { color: var(--blue-40); border-bottom-color: var(--blue-40); }

/* ── Filter Chips ────────────────────────────────────────────────────────── */

.cb-chip-bar { display: flex; align-items: center; gap: 0.5rem; padding: 0.5rem 1rem; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.cb-chip-list { display: flex; flex-wrap: wrap; gap: 0.375rem; flex: 1; }
.cb-chip {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.125rem 0.375rem 0.125rem 0.5rem;
  font-size: 0.75rem; background: var(--blue-60); color: var(--text-on-color);
  max-width: 12rem; border-radius: 1rem;
}
.cb-chip-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cb-chip-x { background: none; border: none; cursor: pointer; color: inherit; padding: 0.125rem; display: flex; align-items: center; opacity: 0.8; }
.cb-chip-x:hover { opacity: 1; }
.cb-chip-clear { background: none; border: none; cursor: pointer; color: var(--blue-60); font-size: 0.75rem; font-family: inherit; white-space: nowrap; padding: 0.25rem 0; }
.cb-chip-clear:hover { text-decoration: underline; }
html.dark .cb-chip { background: var(--blue-40); color: var(--gray-100, #161616); }
html.dark .cb-chip-clear { color: var(--blue-40); }

/* ── Accordion ───────────────────────────────────────────────────────────── */

.cb-accordion { list-style: none; margin: 0; padding: 0; }
.cb-accordion-item { border-bottom: 1px solid var(--border); }
.cb-accordion-header {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; padding: 0.875rem 1rem; background: none; border: none;
  font-size: 0.875rem; font-weight: 500; font-family: inherit;
  color: var(--text); cursor: pointer; text-align: left;
}
.cb-accordion-header:hover { background: var(--hover-bg); }
html.dark .cb-accordion-header:hover { background: var(--hover-bg); }
.cb-accordion-chevron { transition: transform 0.15s; flex-shrink: 0; color: var(--text-secondary); }
.cb-accordion-item--open .cb-accordion-chevron { transform: rotate(180deg); }
.cb-accordion-content { display: none; padding: 0 1rem 1rem; font-size: 0.875rem; color: var(--text); line-height: 1.5; }
.cb-accordion-item--open .cb-accordion-content { display: block; }

/* ── Code Snippet ────────────────────────────────────────────────────────── */

.cb-code-snippet { border: 1px solid var(--border); background: var(--gray-10, #f4f4f4); }
html.dark .cb-code-snippet { background: var(--gray-90, #262626); }
.cb-code-header {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.5rem 1rem; border-bottom: 1px solid var(--border);
  font-size: 0.75rem; color: var(--text-secondary);
}
.cb-code-label { font-weight: 600; }
.cb-code-lang { font-family: 'IBM Plex Mono', monospace; }
.cb-code-copy {
  margin-left: auto; background: none; border: none; cursor: pointer;
  font-size: 0.75rem; font-family: inherit; color: var(--blue-60);
}
.cb-code-copy:hover { text-decoration: underline; }
html.dark .cb-code-copy { color: var(--blue-40); }
.cb-code-pre {
  margin: 0; padding: 1rem; overflow-x: auto;
  font-family: 'IBM Plex Mono', monospace; font-size: 0.8125rem;
  color: var(--text); line-height: 1.5;
}
.cb-code-inline {
  font-family: 'IBM Plex Mono', monospace; font-size: 0.8125rem;
  background: var(--gray-10, #f4f4f4); padding: 0.125rem 0.375rem;
  color: var(--text);
}
html.dark .cb-code-inline { background: var(--gray-80, #393939); }

/* ── Content Switcher ────────────────────────────────────────────────────── */

.cb-content-switcher { display: inline-flex; border: 1px solid var(--border); }
.cb-cs-btn {
  padding: 0.5rem 1rem; font-size: 0.875rem; font-family: inherit;
  background: var(--layer); color: var(--text-secondary);
  border: none; cursor: pointer; transition: background .1s, color .1s;
  white-space: nowrap;
}
.cb-cs-btn + .cb-cs-btn { border-left: 1px solid var(--border); }
.cb-cs-btn:hover { color: var(--text); }
.cb-cs-btn--selected { background: var(--blue-60); color: var(--text-on-color); }
html.dark .cb-cs-btn--selected { background: var(--blue-40); color: var(--text); }

/* ── Dropdown (native select) ────────────────────────────────────────────── */

.cb-dropdown { position: relative; display: flex; flex-direction: column; }
.cb-dropdown-label { font-size: 0.75rem; font-weight: 500; color: var(--text); margin-bottom: 0.375rem; }
.cb-dropdown-select {
  appearance: none; width: 100%; padding: 0.5rem 2.5rem 0.5rem 0.75rem;
  font-size: 0.875rem; font-family: inherit; color: var(--text);
  background: var(--layer); border: none; border-bottom: 1px solid var(--border);
  cursor: pointer; outline: none;
}
.cb-dropdown-select:focus { border-bottom-color: var(--blue-60); box-shadow: 0 1px 0 var(--blue-60); }
.cb-dropdown-chevron { position: absolute; right: 0.75rem; bottom: 0.75rem; pointer-events: none; color: var(--text-secondary); }

/* ── File Uploader ───────────────────────────────────────────────────────── */

.cb-file-label { font-size: 0.875rem; font-weight: 500; color: var(--text); margin: 0 0 0.25rem; }
.cb-file-helper { font-size: 0.75rem; color: var(--text-secondary); margin: 0 0 0.75rem; }
.cb-file-drop-area {
  display: flex; align-items: center; gap: 1rem; padding: 1rem;
  border: 1px dashed var(--border); background: var(--layer);
}
.cb-file-drop-area:hover { border-color: var(--blue-60); }
.cb-file-input { position: absolute; opacity: 0; width: 0; height: 0; }
.cb-file-drop-text { font-size: 0.8125rem; color: var(--text-secondary); }
.cb-file-list { display: flex; flex-direction: column; gap: 0.375rem; margin-top: 0.75rem; }
.cb-file-btn { cursor: pointer; }

/* ── Number Input ────────────────────────────────────────────────────────── */

.cb-number-wrap { display: flex; align-items: stretch; border-bottom: 1px solid var(--border); }
.cb-number-btn {
  display: flex; align-items: center; justify-content: center;
  width: 2.5rem; background: var(--layer); border: none; cursor: pointer;
  color: var(--text-secondary); transition: background .1s;
}
.cb-number-btn:hover { background: var(--surface); color: var(--text); }
.cb-number-input {
  flex: 1; border: none; background: var(--layer); padding: 0.5rem;
  font-size: 0.875rem; font-family: inherit; color: var(--text);
  text-align: center; outline: none;
  -moz-appearance: textfield;
}
.cb-number-input::-webkit-outer-spin-button,
.cb-number-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.cb-number-wrap:focus-within { border-bottom-color: var(--blue-60); box-shadow: 0 1px 0 var(--blue-60); }

/* ── Pagination ──────────────────────────────────────────────────────────── */

.cb-pagination {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.75rem 1rem; border-top: 1px solid var(--border);
  font-size: 0.8125rem; color: var(--text-secondary);
}
.cb-pagination-nav { display: flex; gap: 0; }
.cb-pagination-btn {
  display: flex; align-items: center; justify-content: center;
  width: 2.5rem; height: 2.5rem; background: none; border: 1px solid var(--border);
  cursor: pointer; color: var(--text-secondary); transition: background .1s;
}
.cb-pagination-btn:hover:not(:disabled) { background: var(--surface); color: var(--text); }
.cb-pagination-btn:disabled { opacity: 0.4; cursor: not-allowed; }
.cb-pagination-btn + .cb-pagination-btn { margin-left: -1px; }

/* ── Progress Bar ────────────────────────────────────────────────────────── */

.cb-progress-label { display: flex; justify-content: space-between; font-size: 0.75rem; color: var(--text); margin-bottom: 0.375rem; }
.cb-progress-pct { color: var(--text-secondary); }
.cb-progress-track { width: 100%; background: var(--gray-20, #e0e0e0); overflow: hidden; }
html.dark .cb-progress-track { background: var(--gray-70, #525252); }
.cb-progress-track--sm { height: 4px; }
.cb-progress-track--md { height: 8px; }
.cb-progress-track--lg { height: 12px; }
.cb-progress-fill { height: 100%; background: var(--blue-60); transition: width 0.3s ease; }
.cb-progress--indeterminate .cb-progress-fill {
  width: 30% !important; animation: cb-progress-slide 1.5s ease-in-out infinite;
}
.cb-progress-helper { font-size: 0.75rem; color: var(--text-secondary); margin: 0.25rem 0 0; }
@keyframes cb-progress-slide { 0% { margin-left: -30%; } 100% { margin-left: 100%; } }

/* ── Progress Indicator (Stepper) ────────────────────────────────────────── */

.cb-stepper { display: flex; align-items: flex-start; list-style: none; margin: 0; padding: 0; gap: 0; }
.cb-step { display: flex; flex-direction: column; align-items: center; flex: 1; position: relative; }
.cb-step-indicator {
  width: 1.5rem; height: 1.5rem; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.75rem; font-weight: 600; z-index: 1;
  background: var(--gray-20, #e0e0e0); color: var(--text-secondary);
}
html.dark .cb-step-indicator { background: var(--gray-60); }
.cb-step--complete .cb-step-indicator { background: var(--blue-60); color: var(--text-on-color); }
.cb-step--current .cb-step-indicator { background: var(--blue-60); color: var(--text-on-color); }
.cb-step--error .cb-step-indicator { background: var(--support-error); color: var(--text-on-color); }
.cb-step-dot { width: 8px; height: 8px; background: var(--icon-on-color, #fff); border-radius: 50%; }
.cb-step-num { font-family: 'IBM Plex Mono', monospace; }
.cb-step-line {
  position: absolute; top: 0.75rem; left: calc(50% + 0.75rem); right: calc(-50% + 0.75rem);
  height: 2px; background: var(--gray-20, #e0e0e0);
}
html.dark .cb-step-line { background: var(--gray-60); }
.cb-step--complete .cb-step-line { background: var(--blue-60); }
.cb-step:last-child .cb-step-line { display: none; }
.cb-step-label { font-size: 0.75rem; color: var(--text-secondary); margin-top: 0.5rem; text-align: center; }
.cb-step--current .cb-step-label { color: var(--blue-60); font-weight: 600; }
html.dark .cb-step--current .cb-step-label { color: var(--blue-40); }
.cb-stepper--vertical { flex-direction: column; gap: 0; }
.cb-stepper--vertical .cb-step { flex-direction: row; align-items: center; gap: 0.75rem; padding: 0.5rem 0; }
.cb-stepper--vertical .cb-step-label { margin-top: 0; text-align: left; }
.cb-stepper--vertical .cb-step-line { display: none; }

/* ── Radio Button ────────────────────────────────────────────────────────── */

.cb-radio-group { border: none; margin: 0; padding: 0; }
.cb-radio-group--vertical { display: flex; flex-direction: column; gap: 0.625rem; }
.cb-radio-group--horizontal { display: flex; flex-wrap: wrap; gap: 1rem; }
.cb-radio-legend { font-size: 0.75rem; font-weight: 500; color: var(--text); margin-bottom: 0.5rem; display: block; }
.cb-radio-item { display: flex; align-items: center; gap: 0.5rem; cursor: pointer; font-size: 0.875rem; color: var(--text); }
.cb-radio-input { position: absolute; opacity: 0; width: 0; height: 0; }
.cb-radio-indicator {
  width: 1.125rem; height: 1.125rem; border: 2px solid var(--text-secondary);
  border-radius: 50%; flex-shrink: 0; position: relative; transition: border-color .15s;
}
.cb-radio-input:checked ~ .cb-radio-indicator { border-color: var(--blue-60); }
.cb-radio-input:checked ~ .cb-radio-indicator::after {
  content: ''; position: absolute; top: 3px; left: 3px;
  width: 0.5rem; height: 0.5rem; background: var(--blue-60); border-radius: 50%;
}
.cb-radio-input:focus ~ .cb-radio-indicator { outline: 2px solid var(--blue-60); outline-offset: 2px; }

/* ── Slider ──────────────────────────────────────────────────────────────── */

.cb-slider-header { display: flex; justify-content: space-between; margin-bottom: 0.375rem; }
.cb-slider-value { font-size: 0.875rem; font-family: 'IBM Plex Mono', monospace; color: var(--text); }
.cb-slider-wrap { display: flex; align-items: center; gap: 0.5rem; }
.cb-slider-min, .cb-slider-max { font-size: 0.75rem; color: var(--text-secondary); font-family: 'IBM Plex Mono', monospace; }
.cb-slider {
  flex: 1; -webkit-appearance: none; appearance: none;
  height: 4px; background: var(--gray-20, #e0e0e0); outline: none;
}
html.dark .cb-slider { background: var(--gray-60); }
.cb-slider::-webkit-slider-thumb {
  -webkit-appearance: none; width: 14px; height: 14px;
  background: var(--blue-60); border-radius: 50%; cursor: pointer; border: none;
}
.cb-slider::-moz-range-thumb { width: 14px; height: 14px; background: var(--blue-60); border-radius: 50%; cursor: pointer; border: none; }

/* ── Tile ────────────────────────────────────────────────────────────────── */

.cb-tile {
  display: block; padding: 1rem; background: var(--layer);
  border: 1px solid var(--border); min-height: 4rem;
  text-decoration: none; color: var(--text); position: relative;
}
.cb-tile--clickable { cursor: pointer; transition: background .1s; }
.cb-tile--clickable:hover { background: var(--surface); }
.cb-tile-arrow { position: absolute; top: 1rem; right: 1rem; color: var(--blue-60); }
html.dark .cb-tile-arrow { color: var(--blue-40); }

/* ── Tooltip (CSS-only, data-attribute driven) ───────────────────────────── */

[data-cb-tooltip] { position: relative; }
[data-cb-tooltip]::after {
  content: attr(data-cb-tooltip);
  position: absolute; z-index: 100; pointer-events: none;
  background: var(--gray-100, #161616); color: var(--inverse-01, #fff); font-size: 0.75rem; font-family: 'IBM Plex Sans', sans-serif;
  padding: 0.375rem 0.75rem; white-space: nowrap;
  opacity: 0; transition: opacity .15s;
}
[data-cb-tooltip]:hover::after, [data-cb-tooltip]:focus::after { opacity: 1; }
[data-cb-tooltip-dir="top"]::after { bottom: calc(100% + 6px); left: 50%; transform: translateX(-50%); }
[data-cb-tooltip-dir="bottom"]::after { top: calc(100% + 6px); left: 50%; transform: translateX(-50%); }
[data-cb-tooltip-dir="left"]::after { right: calc(100% + 6px); top: 50%; transform: translateY(-50%); }
[data-cb-tooltip-dir="right"]::after { left: calc(100% + 6px); top: 50%; transform: translateY(-50%); }
.cb-tooltip-icon {
  display: inline-flex; align-items: center; justify-content: center;
  background: none; border: none; cursor: help; color: var(--text-secondary);
  padding: 0; width: 1.25rem; height: 1.25rem;
}

/* ── Carbon for AI: Thinking Indicator ───────────────────────────────────── */

.cb-thinking { display: flex; align-items: center; gap: 0.5rem; padding: 0.5rem 0; }
.cb-thinking-dots { display: inline-flex; gap: 0.25rem; }
.cb-thinking-dot {
  width: 6px; height: 6px; background: var(--blue-60); border-radius: 50%;
  animation: cb-think-bounce 1s infinite;
}
.cb-thinking-dot:nth-child(2) { animation-delay: 0.15s; }
.cb-thinking-dot:nth-child(3) { animation-delay: 0.3s; }
@keyframes cb-think-bounce { 0%,80%,100% { transform: translateY(0); } 40% { transform: translateY(-6px); } }
.cb-thinking-label { font-size: 0.8125rem; color: var(--blue-60); font-weight: 500; }
.cb-thinking--skill .cb-thinking-label { color: var(--purple-70, #6929c4); }
.cb-thinking--skill .cb-thinking-dot { background: var(--purple-70, #6929c4); }
html.dark .cb-thinking-label { color: var(--blue-40); }
html.dark .cb-thinking-dot { background: var(--blue-40); }

/* ── Carbon for AI: Inline Loading ───────────────────────────────────────── */

.cb-inline-loading { display: inline-flex; align-items: center; gap: 0.5rem; }
.cb-inline-loading-anim { display: flex; }
.cb-inline-spin { animation: cb-spin 0.7s linear infinite; }
.cb-inline-loading-text { font-size: 0.8125rem; color: var(--text-secondary); }

/* ── Carbon for AI: Tool Call ────────────────────────────────────────────── */

.cb-tool-call {
  border-left: 3px solid var(--gray-40, #a8a8a8);
  padding: 0.5rem 0.75rem; margin: 0.375rem 0;
  background: var(--layer); font-size: 0.8125rem;
}
.cb-tool-call--skill { border-left-color: var(--blue-60); background: rgba(15,98,254,.04); }
html.dark .cb-tool-call--skill { background: rgba(120,169,255,.06); }
.cb-tool-call-header { display: flex; align-items: center; gap: 0.375rem; }
.cb-tool-call-icon { flex-shrink: 0; color: var(--text-secondary); }
.cb-tool-call--skill .cb-tool-call-icon { color: var(--blue-60); }
.cb-tool-call-name { font-weight: 600; font-family: 'IBM Plex Mono', monospace; color: var(--text); }
.cb-tool-call-cmd { font-family: 'IBM Plex Mono', monospace; font-size: 0.75rem; color: var(--blue-60); background: rgba(15,98,254,.08); padding: 0.1rem 0.375rem; }
.cb-tool-call-status { margin-left: auto; }
.cb-tool-call-args, .cb-tool-call-result {
  margin: 0.375rem 0 0; padding: 0.375rem 0.5rem;
  font-family: 'IBM Plex Mono', monospace; font-size: 0.75rem;
  color: var(--text-secondary); background: var(--surface);
  white-space: pre-wrap; word-break: break-word; overflow: hidden;
  max-height: 6rem; overflow-y: auto;
}

/* ── Carbon for AI: File Chip ────────────────────────────────────────────── */

.cb-file-chip {
  display: inline-flex; align-items: center; gap: 0.375rem;
  padding: 0.25rem 0.5rem; background: rgba(15,98,254,.08);
  border: 1px solid rgba(15,98,254,.15); font-size: 0.8125rem;
  color: var(--text); max-width: 14rem;
}
html.dark .cb-file-chip { background: rgba(120,169,255,.08); border-color: rgba(120,169,255,.15); }
.cb-file-chip-icon { flex-shrink: 0; color: var(--blue-60); }
.cb-file-chip-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 500; }
.cb-file-chip-size { color: var(--text-secondary); font-size: 0.75rem; white-space: nowrap; }
.cb-file-chip-remove {
  flex-shrink: 0; display: flex; align-items: center;
  background: none; border: none; cursor: pointer; color: var(--text-secondary);
  padding: 0.125rem; transition: color .1s;
}
.cb-file-chip-remove:hover { color: var(--support-error); }

/* ── Carbon for AI: Chat Input Area ──────────────────────────────────────── */

.cb-chat-input-area {
  padding: 0.75rem 1.5rem 1rem;
  background: linear-gradient(to top, rgba(69,137,255,0.1) 0%, rgba(255,255,255,0) 100%);
  flex-shrink: 0; position: relative;
}
html.dark .cb-chat-input-area {
  background: linear-gradient(to top, rgba(69,137,255,0.08) 0%, transparent 100%);
}
/* AI border gradient line */
.cb-chat-input-area::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--ai-border-start) 30%, var(--ai-border-end) 70%, transparent 100%);
}
.cb-chat-file-chips { display: flex; flex-wrap: wrap; gap: 0.375rem; margin-bottom: 0.5rem; }
.cb-chat-input-wrapper {
  display: flex; align-items: flex-end;
  background: var(--layer); border: 1px solid var(--border);
  border-radius: 24px; box-shadow: 0 1px 4px rgba(0,0,0,.06);
  transition: border-color .15s;
}
html.dark .cb-chat-input-wrapper { background: var(--surface); }
.cb-chat-input-wrapper:focus-within { border-color: var(--blue-60); }
html.dark .cb-chat-input-wrapper:focus-within { border-color: var(--blue-40); }
.cb-chat-attach-btn {
  display: flex; align-items: center; justify-content: center;
  width: 2.5rem; min-height: 48px; background: none; border: none;
  cursor: pointer; color: var(--text-secondary); flex-shrink: 0;
}
.cb-chat-attach-btn:hover { color: var(--text); }
.cb-chat-textarea {
  flex: 1; border: none; outline: none; background: transparent;
  padding: 0.75rem 1rem; font-size: 0.9375rem; font-family: inherit;
  color: var(--text); resize: none; min-height: 48px; max-height: 200px;
  line-height: 1.5; border-radius: 24px;
}
.cb-chat-textarea::placeholder { color: var(--text-secondary); }
.cb-chat-send-btn {
  display: flex; align-items: center; justify-content: center;
  width: 2rem; height: 2rem; background: var(--blue-60); border: none;
  cursor: pointer; color: var(--text-on-color); flex-shrink: 0; border-radius: 50%;
  margin: 0.5rem; transition: background .15s;
}
.cb-chat-send-btn:hover:not(:disabled) { background: var(--blue-70); }
.cb-chat-send-btn:disabled { background: var(--border); cursor: not-allowed; }

/* ── Carbon for AI: Chat Messages ────────────────────────────────────────── */

.user-message-container,
.assistant-message { max-width: 720px; margin: 0 auto 0.75rem; width: 100%; }
.user-message-container + .assistant-message,
.assistant-message + .user-message-container { margin-top: 1.5rem; }

/* User bubble (right-aligned) */
.user-message-container { display: flex; justify-content: flex-end; }
.user-message-wrap { display: inline-flex; flex-direction: column; align-items: flex-end; max-width: 72%; }
.msg-time { font-size: 0.75rem; color: var(--text-secondary); margin-bottom: 0.3rem; }
.user-message {
  width: 100%; background: var(--chat-bubble-user);
  border: none; border-radius: 12px;
  padding: 0.75rem 1rem; font-size: 0.9375rem; color: var(--text);
}

/* Message action buttons */
.user-msg-actions {
  display: flex; gap: 0.25rem; margin-top: 0.375rem;
  opacity: 0; transition: opacity 0.15s; pointer-events: none;
}
.assistant-msg-actions {
  display: flex; gap: 0.25rem; margin-top: 0.375rem;
}
.user-message-container:hover .user-msg-actions { opacity: 1; pointer-events: auto; }

.user-msg-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 1.75rem; height: 1.75rem; padding: 0;
  background: var(--layer); border: 1px solid var(--border);
  color: var(--text-secondary); cursor: pointer;
  transition: background 0.1s, color 0.1s, border-color 0.1s;
}
.user-msg-btn:hover { background: var(--layer-hover); color: var(--text); border-color: var(--text-secondary); }
.user-msg-btn--active { color: var(--blue-60); border-color: var(--blue-60); background: rgba(15,98,254,.06); }

/* Action button tooltips (CSS-only) */
.user-msg-btn[data-tooltip] { position: relative; }
.user-msg-btn[data-tooltip]::before,
.user-msg-btn[data-tooltip]::after {
  position: absolute; bottom: calc(100% + 6px); left: 50%; transform: translateX(-50%);
  pointer-events: none; opacity: 0; transition: opacity 0.1s 0.4s; white-space: nowrap; z-index: 200;
}
.user-msg-btn[data-tooltip]::before {
  content: attr(data-tooltip);
  background: var(--gray-100, #161616); color: #f4f4f4;
  font-family: 'IBM Plex Sans', sans-serif; font-size: 0.75rem;
  padding: 0.25rem 0.5rem;
}
.user-msg-btn[data-tooltip]::after {
  content: ''; bottom: calc(100% + 2px);
  border: 4px solid transparent; border-top-color: var(--gray-100, #161616);
}
.user-msg-btn[data-tooltip]:hover::before,
.user-msg-btn[data-tooltip]:hover::after { opacity: 1; }
html.dark .user-msg-btn[data-tooltip]::before { background: var(--gray-10, #f4f4f4); color: var(--gray-100, #161616); }
html.dark .user-msg-btn[data-tooltip]::after  { border-top-color: var(--gray-10, #f4f4f4); }

/* Assistant message */
.assistant-message { padding: 0; }
.assistant-header { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.5rem; }
.assistant-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--chat-avatar-agent); color: var(--text-on-color);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.assistant-name { font-size: 0.8125rem; font-weight: 600; color: var(--text); }
.assistant-time { font-size: 0.75rem; color: var(--text-secondary); }

/* Rendered markdown content */
.message-content { line-height: 1.7; color: var(--text); font-size: 0.9375rem; }
.message-content p { margin: 0 0 0.75em; }
.message-content p:last-child { margin-bottom: 0; }
.message-content pre { background: var(--surface); border: 1px solid var(--border); padding: 1rem; overflow-x: auto; margin: 0.75em 0; }
.message-content code { font-family: 'IBM Plex Mono', monospace; font-size: 0.875em; }
.message-content pre code { background: none; padding: 0; }
.message-content code:not(pre code) { background: var(--surface); padding: 0.125em 0.3em; border: 1px solid var(--border); }
.message-content ul, .message-content ol { margin: 0 0 0.75em; padding-left: 1.5em; }
.message-content li { margin-bottom: 0.25em; }
.message-content h1 { font-size: 1.25rem; font-weight: 600; margin: 1em 0 0.5em; color: var(--text); }
.message-content h2 { font-size: 1.125rem; font-weight: 600; margin: 1em 0 0.5em; color: var(--text); }
.message-content h3 { font-size: 1rem; font-weight: 600; margin: 1em 0 0.5em; color: var(--text); }
.message-content blockquote { border-left: 3px solid var(--blue-60); padding-left: 1rem; color: var(--text-secondary); margin: 0.75em 0; }
html.dark .message-content blockquote { border-left-color: var(--blue-40); }
.message-content table { width: 100%; border-collapse: collapse; margin: 0.75em 0; }
.message-content th, .message-content td { border: 1px solid var(--border); padding: 0.5rem 0.75rem; text-align: left; }
.message-content th { background: var(--surface); font-weight: 600; }
.message-content a { color: var(--link-primary); }

/* File badges inside messages */
.msg-files { display: flex; flex-wrap: wrap; gap: 0.375rem; margin-bottom: 0.5rem; }
.msg-file-badge {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.2rem 0.5rem;
  background: rgba(15,98,254,.12); border: 1px solid rgba(15,98,254,.25);
  font-size: 0.75rem; color: var(--text); max-width: 200px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
html.dark .msg-file-badge { background: rgba(120,169,255,.12); border-color: rgba(120,169,255,.25); }

/* Reasoning accordion */
.reasoning-accordion { margin-bottom: 0.75rem; border-left: 2px solid var(--border); padding-left: 0.75rem; }
.reasoning-summary { cursor: pointer; user-select: none; font-size: 0.75rem; color: var(--text-secondary); font-style: italic; display: flex; align-items: center; gap: 0.375rem; }
.reasoning-summary:hover { color: var(--text); }
.reasoning-content { margin-top: 0.5rem; font-size: 0.875rem; color: var(--text-secondary); opacity: 0.85; }

/* Tool iterations */
.iterations-details { margin-top: 0.75rem; font-size: 0.875rem; color: var(--text-secondary); }
.iterations-summary { cursor: pointer; user-select: none; display: flex; align-items: center; gap: 0.375rem; }
.iterations-summary:hover { color: var(--text); }
.iterations-list { margin-top: 0.5rem; display: flex; flex-direction: column; gap: 0.5rem; padding-left: 0.5rem; }
.iteration-item { background: var(--surface); border: 1px solid var(--border); padding: 0.75rem; font-size: 0.75rem; }
.iteration-item--skill { background: rgba(15,98,254,.04); border-color: rgba(15,98,254,.2); }
html.dark .iteration-item--skill { background: rgba(120,169,255,.06); border-color: rgba(120,169,255,.2); }
.iteration-title { font-weight: 600; margin-bottom: 0.25rem; }
.iteration-item--skill .iteration-title { color: var(--blue-60); }
html.dark .iteration-item--skill .iteration-title { color: var(--blue-40); }

/* MCP warning banner */
.mcp-warning-banner {
  display: flex; align-items: flex-start; gap: 0.5rem;
  background: var(--notification-bg-warning); border: 1px solid var(--yellow-30); border-left: 3px solid var(--yellow-30);
  color: var(--yellow-60); font-size: 0.8125rem; line-height: 1.5;
  padding: 0.625rem 0.75rem; margin: 0.5rem 0;
}
html.dark .mcp-warning-banner { background: rgba(245,166,35,.08); color: var(--support-warning); }
.mcp-warning-banner svg { color: inherit; margin-top: 1px; flex-shrink: 0; }

/* ── Breadcrumb ──────────────────────────────────────────────────────────── */

.cb-breadcrumb-list { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 0.375rem; font-size: 0.875rem; }
.cb-breadcrumb-item { display: flex; align-items: center; gap: 0.375rem; }
.cb-breadcrumb-link { color: var(--link-primary); text-decoration: none; }
.cb-breadcrumb-link:hover { text-decoration: underline; }
.cb-breadcrumb-sep { color: var(--text-secondary); }
.cb-breadcrumb-text { color: var(--text); }

/* ── Link ────────────────────────────────────────────────────────────────── */

.cb-link { color: var(--link-primary); text-decoration: none; display: inline-flex; align-items: center; gap: 0.25rem; font-size: 0.875rem; }
.cb-link:hover { text-decoration: underline; color: var(--link-hover); }
.cb-link:visited { color: var(--link-visited); }
.cb-link--disabled { color: var(--text-disabled); pointer-events: none; }
.cb-link-icon { flex-shrink: 0; }

/* ── Ordered / Unordered List ────────────────────────────────────────────── */

.cb-list { margin: 0 0 1rem; padding-left: 2rem; font-size: 0.875rem; color: var(--text); line-height: 1.5; }
.cb-list--ordered { list-style: decimal; }
.cb-list--unordered { list-style: disc; }
.cb-list--nested { margin-bottom: 0; padding-left: 1.5rem; }
.cb-list-item { margin-bottom: 0.25rem; }

/* ── Popover ─────────────────────────────────────────────────────────────── */

.cb-popover-wrap { position: relative; display: inline-block; }
.cb-popover {
  position: absolute; z-index: 200;
  background: var(--layer); border: 1px solid var(--border);
  box-shadow: 0 4px 16px var(--overlay, rgba(0,0,0,.1));
  padding: 1rem; min-width: 12rem; max-width: 20rem;
}
.cb-popover--bottom { top: calc(100% + 8px); left: 50%; transform: translateX(-50%); }
.cb-popover--top { bottom: calc(100% + 8px); left: 50%; transform: translateX(-50%); }
.cb-popover--left { right: calc(100% + 8px); top: 50%; transform: translateY(-50%); }
.cb-popover--right { left: calc(100% + 8px); top: 50%; transform: translateY(-50%); }
.cb-popover-body { font-size: 0.875rem; color: var(--text); line-height: 1.5; }

/* ── Skeleton ────────────────────────────────────────────────────────────── */

.cb-skeleton { background: var(--skeleton-bg); animation: cb-skeleton-pulse 1s ease-in-out infinite; }
@keyframes cb-skeleton-pulse { 0% { opacity: 1; } 50% { opacity: 0.5; } 100% { opacity: 1; } }
.cb-skeleton-text { height: 0.875rem; width: 100%; margin-bottom: 0.5rem; }
.cb-skeleton-heading { height: 1.5rem; margin-bottom: 0.75rem; }
.cb-skeleton-button { height: 2.5rem; border-radius: 0; }
.cb-skeleton-circle { border-radius: 50%; }
.cb-skeleton-block { border-radius: 0; }

/* ── Structured List ─────────────────────────────────────────────────────── */

.cb-structured-list { border: 1px solid var(--border); }
.cb-sl-head {
  display: flex; background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1rem; gap: 1rem;
}
.cb-sl-th { flex: 1; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text); }
.cb-sl-body { }
.cb-sl-row { display: flex; padding: 0.75rem 1rem; gap: 1rem; border-bottom: 1px solid var(--border); }
.cb-sl-row:last-child { border-bottom: none; }
.cb-sl-row:hover { background: var(--hover-bg); }
.cb-sl-td { flex: 1; font-size: 0.875rem; color: var(--text); }

/* ── Date Picker ─────────────────────────────────────────────────────────── */

.cb-date-wrap { position: relative; display: flex; align-items: center; }
.cb-date-input {
  width: 100%; padding: 0.5rem 2.5rem 0.5rem 0.75rem;
  font-size: 0.875rem; font-family: inherit; color: var(--text);
  background: var(--field); border: none; border-bottom: 1px solid var(--border);
  outline: none;
}
.cb-date-input:focus { border-bottom-color: var(--blue-60); box-shadow: 0 1px 0 var(--blue-60); }
.cb-date-icon { position: absolute; right: 0.75rem; pointer-events: none; color: var(--text-secondary); }

/* ── Time Picker ─────────────────────────────────────────────────────────── */

.cb-time-wrap { position: relative; }
.cb-time-input {
  width: 100%; padding: 0.5rem 0.75rem;
  font-size: 0.875rem; font-family: inherit; color: var(--text);
  background: var(--field); border: none; border-bottom: 1px solid var(--border);
  outline: none;
}
.cb-time-input:focus { border-bottom-color: var(--blue-60); box-shadow: 0 1px 0 var(--blue-60); }

/* ── MultiSelect ─────────────────────────────────────────────────────────── */

.cb-multiselect { position: relative; }
.cb-multiselect-trigger {
  display: flex; align-items: center; justify-content: space-between; width: 100%;
  padding: 0.5rem 0.75rem; font-size: 0.875rem; font-family: inherit;
  color: var(--text); background: var(--field); border: none;
  border-bottom: 1px solid var(--border); cursor: pointer; text-align: left;
}
.cb-multiselect-trigger:focus { border-bottom-color: var(--blue-60); }
.cb-multiselect-placeholder { color: var(--text-placeholder); }
.cb-multiselect-menu {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 100;
  background: var(--layer); border: 1px solid var(--border);
  box-shadow: 0 4px 12px rgba(0,0,0,.12); max-height: 14rem; overflow-y: auto;
}
.cb-multiselect-option {
  display: flex; align-items: center; gap: 0.625rem;
  padding: 0.625rem 1rem; font-size: 0.875rem; cursor: pointer; color: var(--text);
}
.cb-multiselect-option:hover { background: var(--hover-bg); }
.cb-multiselect-option input[type="checkbox"] { accent-color: var(--blue-60); width: 1rem; height: 1rem; flex-shrink: 0; }

/* ── Toggletip ───────────────────────────────────────────────────────────── */

.cb-toggletip-wrap { position: relative; display: inline-flex; }
.cb-toggletip-btn {
  display: inline-flex; align-items: center; justify-content: center;
  background: none; border: none; cursor: pointer; color: var(--text-secondary);
  padding: 0; width: 1.25rem; height: 1.25rem;
}
.cb-toggletip-btn:hover { color: var(--text); }
.cb-toggletip-content {
  position: absolute; z-index: 200;
  background: var(--layer); border: 1px solid var(--border);
  box-shadow: 0 4px 12px rgba(0,0,0,.12);
  padding: 0.75rem 1rem; min-width: 12rem; max-width: 18rem;
  font-size: 0.875rem; color: var(--text); line-height: 1.5;
}
.cb-toggletip--bottom { top: calc(100% + 8px); left: 50%; transform: translateX(-50%); }
.cb-toggletip--top { bottom: calc(100% + 8px); left: 50%; transform: translateX(-50%); }

/* ── TreeView ────────────────────────────────────────────────────────────── */

.cb-tree { list-style: none; margin: 0; padding: 0; font-size: 0.875rem; }
.cb-tree-children { list-style: none; margin: 0; padding: 0 0 0 1.5rem; display: none; }
.cb-tree-node--open > .cb-tree-children { display: block; }
.cb-tree-node-btn {
  display: flex; align-items: center; gap: 0.375rem; width: 100%;
  background: none; border: none; cursor: pointer; padding: 0.375rem 0.5rem;
  font-size: inherit; font-family: inherit; color: var(--text); text-align: left;
}
.cb-tree-node-btn:hover { background: var(--hover-bg); }
.cb-tree-chevron { transition: transform 0.15s; flex-shrink: 0; color: var(--text-secondary); }
.cb-tree-node--open > .cb-tree-node-btn .cb-tree-chevron { transform: rotate(90deg); }
.cb-tree-leaf { display: flex; align-items: center; padding: 0.375rem 0.5rem 0.375rem 1.625rem; color: var(--text); }
.cb-tree-leaf:hover { background: var(--hover-bg); }
.cb-tree-label { }

/* ── ContainedList ───────────────────────────────────────────────────────── */

.cb-contained-list { border: 1px solid var(--border); }
.cb-cl-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.75rem 1rem; background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.cb-cl-label { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text); }
.cb-cl-body { }
.cb-cl-row {
  padding: 0.75rem 1rem; font-size: 0.875rem; color: var(--text);
  border-bottom: 1px solid var(--border);
}
.cb-cl-row:last-child { border-bottom: none; }
.cb-cl-row:hover { background: var(--hover-bg); }

/* ── ComboButton ─────────────────────────────────────────────────────────── */

.cb-combo-button { display: inline-flex; position: relative; }
.cb-combo-button .ai-button { border-radius: 0; }
.cb-combo-trigger {
  display: flex; align-items: center; justify-content: center;
  width: 2.5rem; background: var(--btn-primary); border: none;
  border-left: 1px solid rgba(255,255,255,.2);
  cursor: pointer; color: var(--text-on-color);
}
.cb-combo-trigger:hover { background: var(--btn-primary-hover); }
.cb-combo-menu {
  position: absolute; top: 100%; right: 0; z-index: 100;
  background: var(--layer); border: 1px solid var(--border);
  box-shadow: 0 4px 12px rgba(0,0,0,.12); min-width: 10rem;
}
.cb-combo-menu-item {
  display: block; width: 100%; padding: 0.75rem 1rem;
  font-size: 0.875rem; font-family: inherit; color: var(--text);
  background: none; border: none; border-bottom: 1px solid var(--border);
  cursor: pointer; text-align: left;
}
.cb-combo-menu-item:last-child { border-bottom: none; }
.cb-combo-menu-item:hover { background: var(--hover-bg); }
.cb-combo-menu-item--danger { color: var(--support-error); }
.cb-combo-menu-item--danger:hover { background: var(--notification-bg-error); }

/* ── Editable Tag List ───────────────────────────────────────────────────── */

.cb-tag-list-wrap { }
.cb-tag-list { display: flex; flex-direction: column; gap: 0.375rem; margin-bottom: 0.5rem; }
.cb-tag-list:empty { display: none; }
.cb-tag-list-item {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--layer); border-left: 3px solid var(--blue-60);
  padding: 0.5rem 0.75rem; gap: 0.75rem;
}
.cb-tag-list-item-text { font-size: 0.875rem; color: var(--text); flex: 1; line-height: 1.4; overflow: hidden; text-overflow: ellipsis; }
.cb-tag-list-item-remove {
  flex-shrink: 0; background: none; border: none; cursor: pointer;
  color: var(--text-secondary); display: flex; align-items: center; padding: 0.125rem;
  transition: color 0.1s;
}
.cb-tag-list-item-remove:hover { color: var(--support-error); }
.cb-tag-list-add { display: flex; gap: 0.5rem; align-items: center; }
.cb-tag-list-add .form-input-flex { flex: 1; }

/* ── Card Selector ───────────────────────────────────────────────────────── */

.cb-card-selector { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0.75rem; }
.cb-card-sel-item {
  display: flex; flex-direction: column; text-align: left;
  padding: 1rem; background: var(--layer); border: 2px solid var(--border);
  cursor: pointer; transition: border-color 0.15s, background 0.15s;
  font-family: inherit;
}
.cb-card-sel-item:hover { background: var(--hover-bg); border-color: var(--text-secondary); }
.cb-card-sel-item.active { border-color: var(--blue-60); background: rgba(15,98,254,.04); }
html.dark .cb-card-sel-item.active { border-color: var(--blue-40); background: rgba(120,169,255,.06); }
.cb-card-sel-header { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.5rem; }
.cb-card-sel-icon { color: var(--text-secondary); flex-shrink: 0; }
.cb-card-sel-item.active .cb-card-sel-icon { color: var(--blue-60); }
.cb-card-sel-title { font-size: 0.875rem; font-weight: 600; color: var(--text); }
.cb-card-sel-check { margin-left: auto; color: var(--blue-60); font-weight: 700; display: none; }
.cb-card-sel-item.active .cb-card-sel-check { display: inline; }
html.dark .cb-card-sel-check { color: var(--blue-40); }
.cb-card-sel-desc { font-size: 0.8125rem; color: var(--text-secondary); line-height: 1.4; margin: 0 0 0.5rem; }
.cb-card-sel-tags { display: flex; flex-wrap: wrap; gap: 0.25rem; }
.cb-card-sel-tag {
  font-size: 0.6875rem; padding: 0.1rem 0.375rem;
  background: var(--surface); color: var(--text-secondary);
  border: 1px solid var(--border); font-family: 'IBM Plex Mono', monospace;
}

/* ── Shared users (used in collection, agent, tool, skill modals) ───────── */
.su-add-row {
  display: flex;
  gap: 0;
  margin-bottom: 1rem;
  height: 2.5rem;
}
.su-add-email {
  flex: 1;
  height: 2.5rem;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 0 .75rem;
  font-size: .875rem;
  background: transparent;
  color: var(--text);
  min-width: 0;
}
.su-add-email:focus {
  border-bottom-color: var(--blue-60);
  box-shadow: 0 1px 0 var(--blue-60);
  outline: none;
}
.su-add-role {
  width: 110px;
  height: 2.5rem;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 0 .5rem;
  font-size: .8125rem;
  font-family: inherit;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23525252' stroke-width='1.25'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right .5rem center;
  padding-right: 1.5rem;
}
.su-add-role:focus {
  border-bottom-color: var(--blue-60);
  box-shadow: 0 1px 0 var(--blue-60);
  outline: none;
}
.su-add-btn {
  height: 2.5rem;
  padding: 0 1rem;
  white-space: nowrap;
  flex-shrink: 0;
}
.coll-users-list {
  border: 1px solid var(--border);
  max-height: 240px;
  overflow-y: auto;
}
.coll-users-empty {
  padding: 1.5rem;
  text-align: center;
  font-size: .8125rem;
  color: var(--text-secondary);
}
.coll-user-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .625rem .75rem;
  border-bottom: 1px solid var(--border);
  transition: background 100ms;
}
.coll-user-row:last-child { border-bottom: none; }
.coll-user-row:hover { background: rgba(15,98,254,.04); }
html.dark .coll-user-row:hover { background: rgba(120,169,255,.06); }
.coll-user-email {
  font-size: .8125rem;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
  flex: 1;
}
.coll-user-role-select {
  font-size: .75rem;
  font-family: inherit;
  padding: .25rem .5rem;
  border: 1px solid var(--border);
  background: var(--layer);
  color: var(--text);
  cursor: pointer;
  border-radius: 0;
}
.coll-user-remove {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-secondary);
  opacity: 0;
  transition: opacity 100ms, color 100ms;
}
.coll-user-row:hover .coll-user-remove { opacity: 1; }
.coll-user-remove:hover { color: var(--red-60); }
.coll-user-row--owner {
  background: rgba(15,98,254,.03);
}
html.dark .coll-user-row--owner {
  background: rgba(120,169,255,.04);
}
.coll-user-owner-tag {
  display: inline-block;
  font-size: .625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--blue-60);
  margin-left: .5rem;
  vertical-align: middle;
}
html.dark .coll-user-owner-tag { color: var(--blue-40); }


/* ═══════════════════════════════���═══════════════════════════════
   BUTTON SIZE — sm (32px)
   ═════���════════════════════════��════════════════════════════════ */
/* ── Form Action Row ── label above, inputs + action aligned ── */
.cb-form-action-row { display: flex; flex-direction: column; }
.cb-form-action-row__inputs {
  display: flex; gap: 0.5rem; align-items: flex-start;
}
.cb-form-action-row__inputs > .ai-button,
.cb-form-action-row__inputs > button { flex-shrink: 0; }
.cb-form-action-row__inputs > .form-input-wrap { flex: 1; }

.btn-sm  { height: 2rem; min-width: auto; padding: 0 0.75rem; font-size: 0.8125rem; }
.btn-xl  { height: 4rem; min-width: auto; padding: 0 1.5rem; font-size: 1rem; }

/* ═══════════════════════════════════════════════════════════════
   BUTTON GROUP  (.cb-btn-group)
   ═══════════════════════════════════��═══════════════════════════ */
.cb-btn-group {
  display: flex; align-items: center; flex-wrap: wrap;
}
.cb-btn-group--gap-sm  { gap: 0.25rem; }
.cb-btn-group--gap-md  { gap: 0.5rem; }
.cb-btn-group--gap-lg  { gap: 1rem; }
.cb-btn-group--right   { justify-content: flex-end; }
.cb-btn-group--left    { justify-content: flex-start; }
.cb-btn-group--center  { justify-content: center; }
.cb-btn-group--full    { width: 100%; }
.cb-btn-group--full > * { flex: 1; }

/* ═══���═══════════════════════════════════════════════════════════
   OVERFLOW MENU  (.cb-overflow-*)
   General-purpose action menu — extends card-overflow pattern
   ═════════════════════════���═════════════════════════════���═══════ */
.cb-overflow-wrap  { position: relative; display: inline-flex; }
.cb-overflow-trigger {
  display: inline-flex; align-items: center; justify-content: center;
  width: 2.5rem; height: 2.5rem;
  background: none; border: none; cursor: pointer;
  color: var(--text-secondary);
  transition: background 0.1s, color 0.1s;
}
.cb-overflow-trigger:hover { background: var(--hover-bg); color: var(--text); }
.cb-overflow-trigger:focus { outline: 2px solid var(--focus); outline-offset: -2px; }
html.dark .cb-overflow-trigger:hover { background: rgba(255,255,255,.08); }

.cb-overflow-menu {
  position: absolute; z-index: 60;
  min-width: 10rem; max-width: 18rem;
  background: var(--surface); border: 1px solid var(--border);
  box-shadow: 0 4px 16px rgba(0,0,0,.18);
  list-style: none; margin: 0; padding: 0.25rem 0;
}
html.dark .cb-overflow-menu { box-shadow: 0 4px 16px rgba(0,0,0,.4); }

/* Directions */
.cb-overflow--bottom-right { top: 100%; left: 0; }
.cb-overflow--bottom-left  { top: 100%; right: 0; }
.cb-overflow--top-right    { bottom: 100%; left: 0; }
.cb-overflow--top-left     { bottom: 100%; right: 0; }

.cb-overflow-item {
  display: flex; align-items: center; gap: 0.5rem;
  width: 100%; padding: 0.6875rem 1rem;
  text-align: left; background: none; border: none;
  font-size: 0.875rem; color: var(--text); cursor: pointer;
  font-family: inherit; transition: background 0.1s;
}
.cb-overflow-item:hover { background: var(--surface-hover, #e0e0e0); }
html.dark .cb-overflow-item:hover { background: rgba(255,255,255,.08); }
.cb-overflow-item:focus { outline: 2px solid var(--focus); outline-offset: -2px; }
.cb-overflow-item:disabled { color: var(--text-disabled); cursor: not-allowed; }
.cb-overflow-item:disabled:hover { background: none; }
.cb-overflow-item--danger:hover { background: var(--btn-danger, #da1e28); color: var(--text-on-color); }
.cb-overflow-item-icon { display: flex; flex-shrink: 0; }
.cb-overflow-divider { height: 1px; background: var(--border); margin: 0.25rem 0; }

/* ═══��═══════════════════════════════════════════════════════════
   ACTIONABLE NOTIFICATION  (.cb-actionable)
   ═══════════════════════════════��═══════════════════════════════ */
.cb-actionable {
  display: flex; align-items: flex-start; gap: 0.75rem;
  padding: 0.875rem 1rem;
  background: var(--surface);
  border-left: 3px solid var(--border);
  box-shadow: 0 2px 6px rgba(0,0,0,.12);
  font-size: 0.875rem;
}
html.dark .cb-actionable { box-shadow: 0 2px 6px rgba(0,0,0,.4); }

/* Kind borders + icon colors */
.cb-actionable--info    { border-left-color: var(--blue-60); }
.cb-actionable--success { border-left-color: var(--support-success); }
.cb-actionable--warning { border-left-color: var(--support-warning); }
.cb-actionable--error   { border-left-color: var(--support-error); }
.cb-actionable--info    .cb-actionable__icon { color: var(--blue-60); }
.cb-actionable--success .cb-actionable__icon { color: var(--support-success); }
.cb-actionable--warning .cb-actionable__icon { color: var(--support-warning); }
.cb-actionable--error   .cb-actionable__icon { color: var(--support-error); }

/* Low-contrast variant — softer background tint */
.cb-actionable--low.cb-actionable--info    { background: var(--blue-10, rgba(15,98,254,.06)); }
.cb-actionable--low.cb-actionable--success { background: rgba(36,161,72,.06); }
.cb-actionable--low.cb-actionable--warning { background: rgba(241,194,27,.08); }
.cb-actionable--low.cb-actionable--error   { background: rgba(218,30,40,.06); }
html.dark .cb-actionable--low.cb-actionable--info    { background: rgba(69,137,255,.1); }
html.dark .cb-actionable--low.cb-actionable--success { background: rgba(36,161,72,.1); }
html.dark .cb-actionable--low.cb-actionable--warning { background: rgba(241,194,27,.1); }
html.dark .cb-actionable--low.cb-actionable--error   { background: rgba(218,30,40,.1); }

.cb-actionable__icon { flex-shrink: 0; display: flex; align-items: center; padding-top: 1px; }
.cb-actionable__content { flex: 1; min-width: 0; }
.cb-actionable__title { font-weight: 600; color: var(--text); margin: 0; }
.cb-actionable__subtitle { color: var(--text-secondary); margin: 0.25rem 0 0; font-size: 0.8125rem; }

/* Action button */
.cb-actionable__action {
  flex-shrink: 0; align-self: center;
  padding: 0 0.75rem; height: 2rem;
  font-size: 0.8125rem; font-weight: 500; font-family: inherit;
  border: none; cursor: pointer; white-space: nowrap;
  transition: background 0.1s;
}
.cb-actionable__action--primary { background: var(--blue-60); color: var(--text-on-color); }
.cb-actionable__action--primary:hover { background: var(--blue-70, #0043ce); }
.cb-actionable__action--danger  { background: var(--btn-danger, #da1e28); color: var(--text-on-color); }
.cb-actionable__action--danger:hover  { background: var(--btn-danger-hover, #b81922); }
.cb-actionable__action--ghost   { background: transparent; color: var(--link-primary); }
.cb-actionable__action--ghost:hover   { background: var(--hover-bg); }

/* Close button */
.cb-actionable__close {
  flex-shrink: 0; align-self: flex-start;
  display: flex; align-items: center; justify-content: center;
  width: 2rem; height: 2rem;
  background: none; border: none; cursor: pointer;
  color: var(--text-secondary); transition: background 0.1s, color 0.1s;
}
.cb-actionable__close:hover { background: var(--hover-bg); color: var(--text); }

/* ════════════════════════════��══════════════════════════════════
   CONTEXT MENU  (.cb-ctx-*)
   ══════════════════��══════════════════════════════════════���═════ */
.cb-ctx-menu {
  position: fixed; z-index: 9000;
  min-width: 10rem; max-width: 18rem;
  background: var(--surface); border: 1px solid var(--border);
  box-shadow: 0 4px 16px rgba(0,0,0,.24);
  padding: 0.25rem 0;
}
html.dark .cb-ctx-menu { box-shadow: 0 4px 16px rgba(0,0,0,.5); }

.cb-ctx-item {
  display: flex; align-items: center; gap: 0.5rem;
  width: 100%; padding: 0.5rem 1rem;
  text-align: left; background: none; border: none;
  font-size: 0.875rem; color: var(--text); cursor: pointer;
  font-family: inherit; transition: background 0.1s;
}
.cb-ctx-item:hover { background: var(--surface-hover, #e0e0e0); }
html.dark .cb-ctx-item:hover { background: rgba(255,255,255,.08); }
.cb-ctx-item:focus { outline: 2px solid var(--focus); outline-offset: -2px; }
.cb-ctx-item:disabled { color: var(--text-disabled); cursor: not-allowed; }
.cb-ctx-item--danger:hover { background: var(--btn-danger, #da1e28); color: var(--text-on-color); }

.cb-ctx-item-label { flex: 1; }
.cb-ctx-item-shortcut {
  font-size: 0.75rem; color: var(--text-secondary);
  font-family: 'IBM Plex Mono', monospace;
}
.cb-ctx-item-icon { display: flex; flex-shrink: 0; }

.cb-ctx-divider { height: 1px; background: var(--border); margin: 0.25rem 0; }

.cb-ctx-group { padding: 0; }
.cb-ctx-group-label {
  display: block; padding: 0.5rem 1rem 0.25rem;
  font-size: 0.75rem; font-weight: 600;
  color: var(--text-secondary); text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ═══════════════════════════════════════════════════════════════
   SIDE NAV EXTENSIONS  (.cb-nav-* / .cb-sidenav-*)
   Extends shell.css .shell-sidenav / .shell-nav-link
   ════════════════════���═════════════════════��════════════════════ */
.cb-nav-label {
  flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.cb-nav-badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 1.25rem; height: 1.25rem;
  padding: 0 0.375rem;
  font-size: 0.6875rem; font-weight: 600;
  background: var(--blue-60); color: var(--text-on-color);
  border-radius: 10rem;
}
html.dark .cb-nav-badge { background: var(--blue-50); }

.cb-nav-section { margin: 0.25rem 0; }
.cb-nav-section-label {
  display: block; padding: 0.5rem 1rem 0.25rem;
  font-size: 0.6875rem; font-weight: 600;
  color: var(--text-secondary); text-transform: uppercase;
  letter-spacing: 0.08em;
}
.cb-nav-divider {
  height: 1px; margin: 0.5rem 1rem;
  background: var(--border);
}

/* Collapsed state */
.cb-sidenav--collapsible.collapsed { width: 3rem; }
.cb-sidenav--collapsible.collapsed .cb-nav-label,
.cb-sidenav--collapsible.collapsed .cb-nav-badge,
.cb-sidenav--collapsible.collapsed .cb-nav-section-label { display: none; }
.cb-sidenav--collapsible.collapsed .shell-nav-link { justify-content: center; padding: 0.625rem 0; }

/* ═══════════════════════════��═══════════════════════════════════
   INLINE LOADING STATUS  (.cb-il)
   ═══════════════════════════���══════════════════════════════���════ */
.cb-il {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.8125rem; color: var(--text-secondary);
}
.cb-il__anim { display: flex; align-items: center; }
.cb-il__spinner { animation: cb-spin 0.7s linear infinite; }
.cb-il__check, .cb-il__error { display: none; }
.cb-il__text { white-space: nowrap; }

/* States */
.cb-il--inactive { display: none; }
.cb-il--active .cb-il__spinner { display: block; }
.cb-il--active .cb-il__check, .cb-il--active .cb-il__error { display: none; }

.cb-il--finished .cb-il__spinner { display: none; }
.cb-il--finished .cb-il__check { display: block; color: var(--support-success); }
.cb-il--finished .cb-il__error { display: none; }
.cb-il--finished .cb-il__text { color: var(--support-success); }

.cb-il--error .cb-il__spinner { display: none; }
.cb-il--error .cb-il__check { display: none; }
.cb-il--error .cb-il__error { display: block; color: var(--support-error); }
.cb-il--error .cb-il__text { color: var(--support-error); }

/* ═══════════════════════════════════════════════════════════════
   FOCUS-VISIBLE STYLES (global)
   ═══════════════════════════════════════════════════════════════ */
.ai-button:focus-visible,
.secondary-button:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.cb-tab:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.cb-accordion-header:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.cb-cs-btn:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.cb-tree-node:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.cb-tag:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.cb-tile:focus-visible, .cb-tile-clickable:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.cb-breadcrumb a:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.cb-pagination-btn:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.cb-link:focus-visible, a.cb-link:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.search-wrap-input:focus-visible { outline: none; }
.search-wrap:focus-within { outline: 2px solid var(--focus); outline-offset: -2px; }
.form-input:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.cb-number-input:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }
.cb-slider:focus-visible::-webkit-slider-thumb { outline: 2px solid var(--focus); outline-offset: 2px; }

/* ═══════════════════════════════════════════════════════════════
   TOOLTIP DARK MODE (inverted colors)
   ═══════════════════════════════════════════════════════════════ */
html.dark [data-cb-tooltip]::after { background: var(--gray-10, #f4f4f4); color: var(--gray-100, #161616); }

/* ═══════════════════════════════════════════════════════════════
   POPOVER CARET
   ═══════════════════════════════════════════════════════════════ */
.cb-popover--caret { position: relative; }
.cb-popover--caret::before {
  content: ''; position: absolute;
  width: 0; height: 0;
  border: 6px solid transparent;
}
.cb-popover--caret.cb-popover--bottom::before {
  bottom: 100%; left: 50%; transform: translateX(-50%);
  border-bottom-color: var(--border);
}
.cb-popover--caret.cb-popover--bottom::after {
  content: ''; position: absolute;
  bottom: calc(100% - 1px); left: 50%; transform: translateX(-50%);
  width: 0; height: 0;
  border: 5px solid transparent;
  border-bottom-color: var(--layer);
}
.cb-popover--caret.cb-popover--top::before {
  top: 100%; left: 50%; transform: translateX(-50%);
  border-top-color: var(--border);
}
.cb-popover--caret.cb-popover--top::after {
  content: ''; position: absolute;
  top: calc(100% - 1px); left: 50%; transform: translateX(-50%);
  width: 0; height: 0;
  border: 5px solid transparent;
  border-top-color: var(--layer);
}
.cb-popover--caret.cb-popover--left::before {
  left: 100%; top: 50%; transform: translateY(-50%);
  border-left-color: var(--border);
}
.cb-popover--caret.cb-popover--left::after {
  content: ''; position: absolute;
  left: calc(100% - 1px); top: 50%; transform: translateY(-50%);
  width: 0; height: 0;
  border: 5px solid transparent;
  border-left-color: var(--layer);
}
.cb-popover--caret.cb-popover--right::before {
  right: 100%; top: 50%; transform: translateY(-50%);
  border-right-color: var(--border);
}
.cb-popover--caret.cb-popover--right::after {
  content: ''; position: absolute;
  right: calc(100% - 1px); top: 50%; transform: translateY(-50%);
  width: 0; height: 0;
  border: 5px solid transparent;
  border-right-color: var(--layer);
}

/* ═══════════════════════════════════════════════════════════════
   TAG NEW COLORS + VARIANTS + SIZES
   ═══════════════════════════════════════════════════════════════ */
.cb-tag--magenta { background: #fff0f7; color: #9f1853; }
.cb-tag--cyan { background: #e5f6ff; color: #00539a; }
.cb-tag--cool-gray { background: #f2f4f8; color: #121619; }
.cb-tag--warm-gray { background: #f7f3f2; color: #171414; }
.cb-tag--high-contrast { background: var(--text); color: var(--background); }
.cb-tag--outline { background: transparent; color: var(--text); border: 1px solid var(--text); }
.cb-tag--sm { height: 1.125rem; font-size: 0.6875rem; padding: 0 0.375rem; }
.cb-tag--lg { height: 1.5rem; font-size: 0.875rem; padding: 0 0.625rem; }
.cb-tag--dismissible { padding-right: 0.125rem; }
.cb-tag--dismissible .cb-tag-close { display: inline-flex; align-items: center; justify-content: center; width: 1.125rem; height: 100%; background: none; border: none; cursor: pointer; color: currentColor; padding: 0; }
.cb-tag--dismissible .cb-tag-close:hover { background: rgba(0,0,0,.12); }
.cb-tag--selectable { cursor: pointer; border: 1px solid transparent; }
.cb-tag--selectable:hover { background-color: var(--hover-bg); }
.cb-tag--selectable.cb-tag--selected { background: var(--blue-60); color: var(--text-on-color); }
/* Dark mode for new tag colors */
html.dark .cb-tag--magenta { background: #2a0a18; color: #ffafd2; }
html.dark .cb-tag--cyan { background: #012749; color: #82cfff; }
html.dark .cb-tag--cool-gray { background: #21272a; color: #dde1e6; }
html.dark .cb-tag--warm-gray { background: #272525; color: #e5e0df; }
html.dark .cb-tag--teal { background: #022b30; color: #3ddbd9; }
html.dark .cb-tag--purple { background: #1c0f30; color: #be95ff; }

/* ═══════════════════════════════════════════════════════════════
   FORM INPUT SIZES
   ═══════════════════════════════════════════════════════════════ */
.form-input--sm { height: 2rem; padding: 0 0.75rem; font-size: 0.75rem; }
.form-input--lg { height: 3rem; padding: 0 1rem; font-size: 1rem; }

/* ═══════════════════════════════════════════════════════════════
   TOGGLE DISABLED
   ═══════════════════════════════════════════════════════════════ */
.carbon-toggle:disabled, .carbon-toggle[aria-disabled="true"] { opacity: 0.5; cursor: not-allowed; }

/* ═══════════════════════════════════════════════════════════════
   SEARCH SIZES
   ═══════════════════════════════════════════════════════════════ */
.search-wrap--sm { height: 2rem; }
.search-wrap--sm .search-wrap-input { font-size: 0.75rem; }
.search-wrap--lg { height: 3rem; }

/* ═══════════════════════════════════════════════════════════════
   CHECKBOX (custom-drawn)
   ═══════════════════════════════════════════════════════════════ */
.cb-checkbox { display: flex; align-items: flex-start; gap: 0.5rem; cursor: pointer; padding: 0.25rem 0; }
.cb-checkbox input[type="checkbox"] { position: absolute; opacity: 0; width: 0; height: 0; }
.cb-checkbox-check { flex-shrink: 0; width: 1rem; height: 1rem; border: 1px solid var(--icon-primary); background: transparent; display: flex; align-items: center; justify-content: center; transition: background 0.1s, border-color 0.1s; margin-top: 0.125rem; }
.cb-checkbox input:checked ~ .cb-checkbox-check { background: var(--blue-60); border-color: var(--blue-60); }
.cb-checkbox input:checked ~ .cb-checkbox-check svg { display: block; }
.cb-checkbox-check svg { display: none; fill: var(--text-on-color); width: 0.625rem; height: 0.625rem; }
.cb-checkbox input:indeterminate ~ .cb-checkbox-check { background: var(--blue-60); border-color: var(--blue-60); }
.cb-checkbox input:disabled ~ .cb-checkbox-check { border-color: var(--icon-disabled, var(--text-disabled)); }
.cb-checkbox input:disabled ~ .cb-checkbox-label { color: var(--text-disabled); }
.cb-checkbox input:disabled { cursor: not-allowed; }
.cb-checkbox:has(input:disabled) { cursor: not-allowed; }
.cb-checkbox-label { font-size: 0.875rem; color: var(--text); line-height: 1.29; }
.cb-checkbox:focus-within .cb-checkbox-check { outline: 2px solid var(--focus); outline-offset: 1px; }
html.dark .cb-checkbox-check { border-color: var(--icon-primary); }
html.dark .cb-checkbox input:checked ~ .cb-checkbox-check { background: var(--blue-60); border-color: var(--blue-60); }

/* ═══════════════════════════════════════════════════════════════
   ACCORDION ENHANCEMENTS
   ═══════════════════════════════════════════════════════════════ */
.cb-accordion--flush .cb-accordion-header { padding-left: 0; padding-right: 0; }
.cb-accordion--flush .cb-accordion-content { padding-left: 0; padding-right: 0; }
.cb-accordion--sm .cb-accordion-header { min-height: 2rem; padding: 0.25rem 1rem; font-size: 0.75rem; }
.cb-accordion--lg .cb-accordion-header { min-height: 3rem; padding: 0.75rem 1rem; }
.cb-accordion-content { overflow: hidden; transition: max-height 0.25s cubic-bezier(0.2, 0, 0.38, 0.9), padding 0.25s; }
.cb-accordion-item--open .cb-accordion-content { display: block; }
.cb-accordion-header:disabled, .cb-accordion-header[aria-disabled="true"] { color: var(--text-disabled); cursor: not-allowed; }

/* ═══════════════════════════════════════════════════════════════
   TABS CONTAINED + DISABLED
   ═══════════════════════════════════════════════════════════════ */
.cb-tabs--contained .cb-tab { border: 1px solid var(--border); border-bottom: none; background: var(--layer); }
.cb-tabs--contained .cb-tab.active { background: var(--background); border-bottom: 2px solid var(--blue-60); }
.cb-tab[disabled], .cb-tab[aria-disabled="true"] { color: var(--text-disabled); cursor: not-allowed; border-bottom-color: transparent; }

/* ═══════════════════════════════════════════════════════════════
   TREEVIEW SELECTION + ACTIVE + DISABLED
   ═══════════════════════════════════════════════════════════════ */
.cb-tree-node { display: flex; align-items: center; gap: 0.25rem; padding: 0.375rem 0.5rem; font-size: 0.875rem; cursor: pointer; color: var(--text); border-left: 2px solid transparent; transition: background 0.1s; }
.cb-tree-node:hover { background: var(--hover-bg); }
.cb-tree-node--active { border-left-color: var(--blue-60); background: var(--selected-bg); }
.cb-tree-node--selected { background: var(--selected-bg); }
.cb-tree-node--disabled { color: var(--text-disabled); cursor: not-allowed; }
.cb-tree-node--disabled:hover { background: transparent; }

/* ═══════════════════════════════════════════════════════════════
   TILE SELECTABLE + EXPANDABLE
   ═══════════════════════════════════════════════════════════════ */
.cb-tile--selectable { cursor: pointer; border: 1px solid var(--border); position: relative; }
.cb-tile--selectable:hover { background: var(--hover-bg); }
.cb-tile--selectable.cb-tile--selected { border-color: var(--blue-60); }
.cb-tile--selectable .cb-tile-checkmark { position: absolute; top: 1rem; right: 1rem; width: 1rem; height: 1rem; fill: var(--icon-primary); opacity: 0; transition: opacity 0.1s; }
.cb-tile--selectable.cb-tile--selected .cb-tile-checkmark { opacity: 1; fill: var(--blue-60); }
.cb-tile--expandable { cursor: pointer; }
.cb-tile--expandable .cb-tile-expand-content { display: none; padding-top: 1rem; }
.cb-tile--expandable.cb-tile--expanded .cb-tile-expand-content { display: block; }
.cb-tile--expandable .cb-tile-chevron { transition: transform 0.15s; }
.cb-tile--expandable.cb-tile--expanded .cb-tile-chevron { transform: rotate(180deg); }
.cb-tile--disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }

/* ═══════════════════════════════════════════════════════════════
   PROGRESS BAR STATUS
   ═══════════════════════════════════════════════════════════════ */
.cb-progress--finished .cb-progress-fill { background: var(--support-success); }
.cb-progress--error .cb-progress-fill { background: var(--support-error); }
.cb-progress-status-icon { display: none; flex-shrink: 0; width: 1rem; height: 1rem; margin-left: 0.5rem; }
.cb-progress--finished .cb-progress-status-icon--success { display: inline-flex; color: var(--support-success); }
.cb-progress--error .cb-progress-status-icon--error { display: inline-flex; color: var(--support-error); }

/* ═══════════════════════════════════════════════════════════════
   INLINE NOTIFICATION (component-level)
   ═══════════════════════════════════════════════════════════════ */
.cb-inline-notification { display: flex; align-items: flex-start; padding: 0.875rem 1rem; border-left: 3px solid; gap: 0.75rem; }
.cb-inline-notification--info { background: var(--notification-info-bg, #edf5ff); border-left-color: var(--support-info, #0043ce); }
.cb-inline-notification--success { background: var(--notification-success-bg, #defbe6); border-left-color: var(--support-success); }
.cb-inline-notification--warning { background: var(--notification-warning-bg, #fff8e1); border-left-color: var(--support-warning); }
.cb-inline-notification--error { background: var(--notification-error-bg, #fff1f1); border-left-color: var(--support-error); }
.cb-inline-notification__icon { flex-shrink: 0; width: 1.25rem; height: 1.25rem; margin-top: 0.0625rem; }
.cb-inline-notification__content { flex: 1; }
.cb-inline-notification__title { font-size: 0.875rem; font-weight: 600; color: var(--text); margin: 0 0 0.25rem; }
.cb-inline-notification__subtitle { font-size: 0.875rem; color: var(--text); margin: 0; }
.cb-inline-notification__close { background: none; border: none; cursor: pointer; color: var(--text); padding: 0; width: 1.25rem; height: 1.25rem; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.cb-inline-notification__close:hover { background: var(--hover-bg); }
html.dark .cb-inline-notification--info { background: rgba(0,67,206,.1); }
html.dark .cb-inline-notification--success { background: rgba(36,161,72,.1); }
html.dark .cb-inline-notification--warning { background: rgba(241,194,27,.1); }
html.dark .cb-inline-notification--error { background: rgba(218,30,40,.1); }

/* ═══════════════════════════════════════════════════════════════
   NUMBER INPUT DISABLED
   ═══════════════════════════════════════════════════════════════ */
.cb-number-wrap--disabled { opacity: 0.5; pointer-events: none; }
.cb-number-input:disabled { color: var(--text-disabled); cursor: not-allowed; }

/* ═══════════════════════════════════════════════════════════════
   SLIDER DISABLED
   ═══════════════════════════════════════════════════════════════ */
.cb-slider-wrap--disabled { opacity: 0.5; pointer-events: none; }