:root {
    --bg: #0f1115;
    --panel: #171a21;
    --panel-2: #1f232c;
    --border: #2a2f3a;
    --text: #e6e8ee;
    --muted: #8a92a6;
    --accent: #7aa2ff;
    --good: #3ecf8e;
    --bad: #ff6b6b;
    --new: #f5c451;
    --chip: #252a36;
    --type-funding: #10b981;
    --type-leadership_change: #818cf8;
    --type-strategic_move: #06b6d4;
    --type-org_growth: #f59e0b;
    --type-product_launch: #a78bfa;
    --type-public_pain: #f87171;
  }
  @media (prefers-color-scheme: light) {
    :root {
      --bg: #f7f8fa;
      --panel: #ffffff;
      --panel-2: #f0f2f6;
      --border: #e2e5ec;
      --text: #1a1d24;
      --muted: #5b6476;
      --accent: #2f5fe0;
      --good: #0a8f5a;
      --bad: #c72c2c;
      --new: #a56b00;
      --chip: #eef1f6;
      --type-funding: #059669;
      --type-leadership_change: #4f46e5;
      --type-strategic_move: #0891b2;
      --type-org_growth: #d97706;
      --type-product_launch: #7c3aed;
      --type-public_pain: #dc2626;
    }
  }
  * { box-sizing: border-box; }
  html, body { margin:0; padding:0; background: var(--bg); color: var(--text); font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, sans-serif; height: 100vh; overflow: hidden; }
  body { display: flex; flex-direction: column; }
  a { color: var(--accent); text-decoration: none; }
  a:hover { text-decoration: underline; }

  *::-webkit-scrollbar { width: 8px; height: 8px; }
  *::-webkit-scrollbar-track { background: transparent; }
  *::-webkit-scrollbar-thumb {
    background-color: color-mix(in srgb, var(--muted) 30%, transparent);
    border-radius: 999px;
    border: 2px solid transparent;
    background-clip: padding-box;
  }
  *::-webkit-scrollbar-thumb:hover { background-color: color-mix(in srgb, var(--muted) 60%, transparent); }
  *::-webkit-scrollbar-corner { background: transparent; }
  * { scrollbar-width: thin; scrollbar-color: color-mix(in srgb, var(--muted) 30%, transparent) transparent; }

  header {
    padding: 12px 20px;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 14px;
    flex-shrink: 0;
    background: var(--panel);
    position: relative;
  }
  header h1 { margin: 0; font-size: 16px; font-weight: 600; white-space: nowrap; }
  header .title-block { display: flex; flex-direction: column; min-width: 0; }
  header .title-block .sub { display: none; }

  .strength-tabs {
    display: inline-flex;
    background: var(--panel-2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 2px;
    margin-left: auto;
  }
  .strength-tabs button {
    background: transparent; border: none;
    padding: 6px 14px; font-size: 12px; font-weight: 500;
    color: var(--muted); cursor: pointer;
    border-radius: 6px;
    transition: background 0.12s, color 0.12s;
    display: inline-flex; align-items: center; gap: 6px;
  }
  .strength-tabs button .count {
    font-size: 10px; font-weight: 700;
    padding: 1px 6px; border-radius: 999px;
    background: var(--chip); color: var(--muted);
  }
  .strength-tabs button:hover { color: var(--text); }
  .strength-tabs button.active { background: var(--bg); color: var(--text); box-shadow: 0 1px 2px rgba(0,0,0,0.15); }
  .strength-tabs button.active.tab-A { color: var(--good); }
  .strength-tabs button.active.tab-A .count { background: color-mix(in srgb, var(--good) 25%, transparent); color: var(--good); }
  .strength-tabs button.active.tab-B { color: var(--accent); }
  .strength-tabs button.active.tab-B .count { background: color-mix(in srgb, var(--accent) 25%, transparent); color: var(--accent); }
  .strength-tabs button.active.tab-C { color: var(--muted); }

  .icon-btn {
    height: 32px; padding: 0 10px;
    background: transparent; border: 1px solid transparent;
    border-radius: 6px; color: var(--muted);
    cursor: pointer;
    display: inline-flex; align-items: center; gap: 6px;
    font: inherit; flex-shrink: 0;
  }
  .icon-btn:hover { background: var(--panel-2); color: var(--text); border-color: var(--border); }
  .icon-btn svg { width: 18px; height: 18px; }
  .icon-btn .lbl { font-size: 12px; }

  .popover {
    position: absolute; top: 56px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.25);
    padding: 8px; min-width: 240px;
    z-index: 50; display: none;
  }
  .popover.open { display: block; }
  .popover button {
    display: block; width: 100%;
    text-align: left; background: transparent; border: none;
    padding: 8px 12px; font-size: 13px; color: var(--text);
    cursor: pointer; border-radius: 4px;
  }
  .popover button:hover { background: var(--panel-2); }
  .popover button.active { background: color-mix(in srgb, var(--accent) 15%, transparent); color: var(--accent); }
  .popover button.primary { color: var(--accent); font-weight: 500; }
  .popover hr { margin: 6px 0; border: none; border-top: 1px solid var(--border); }

  main { display: grid; grid-template-columns: 220px 1fr; gap: 0; flex: 1 1 auto; min-height: 0; }
  aside { padding: 12px 14px; border-right: 1px solid var(--border); background: var(--panel); overflow-y: auto; min-height: 0; }
  aside details.section { margin-top: 6px; }
  aside details.section[open] { margin-bottom: 6px; }
  aside details.section > summary {
    cursor: pointer; font-size: 10px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.08em;
    color: var(--muted); padding: 6px 0; list-style: none;
    display: flex; align-items: center;
  }
  aside details.section > summary::-webkit-details-marker { display: none; }
  aside details.section > summary::before {
    content: ""; display: inline-block;
    width: 0; height: 0;
    border-style: solid; border-width: 4px 0 4px 5px;
    border-color: transparent transparent transparent currentColor;
    margin-right: 7px;
    transform: rotate(0deg);
    transition: transform 0.15s;
  }
  aside details.section[open] > summary::before { transform: rotate(90deg); }
  aside details.section > summary:hover { color: var(--text); }

  .filter-row { display: flex; flex-direction: column; gap: 4px; }
  .filter-row label { padding: 2px 0; cursor: pointer; font-size: 12px; color: var(--text); display: flex; align-items: center; gap: 8px; }
  .filter-row label input[type=checkbox] { accent-color: var(--accent); width: 14px; height: 14px; margin: 0; flex: 0 0 auto; }
  .filter-row label .count { margin-left: auto; color: var(--muted); font-size: 11px; }
  .filter-row label:hover { color: var(--text); }
  .filter-row select, .filter-row input:not([type=checkbox]) { width: 100%; padding: 6px 8px; background: var(--panel-2); color: var(--text); border: 1px solid var(--border); border-radius: 6px; font: inherit; }
  .status-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px 12px; }

  .type-list { display: flex; flex-direction: column; gap: 2px; }
  .type-pill {
    display: flex; align-items: center; gap: 8px;
    padding: 6px 8px; background: transparent;
    border: 1px solid transparent; border-radius: 6px;
    cursor: pointer; font: inherit; color: var(--text);
    text-align: left; width: 100%;
  }
  .type-pill:hover { background: color-mix(in srgb, var(--type-color, var(--accent)) 8%, transparent); }
  .type-pill.active {
    background: color-mix(in srgb, var(--type-color, var(--accent)) 18%, transparent);
    border-color: color-mix(in srgb, var(--type-color, var(--accent)) 60%, transparent);
  }
  .type-pill .icon { flex: 0 0 auto; width: 16px; height: 16px; color: var(--type-color, var(--muted)); }
  .type-pill .label { flex: 1; font-size: 12px; }
  .type-pill .count { font-size: 11px; color: var(--muted); }
  .type-pill.active .count { color: var(--type-color, var(--accent)); }

  .type-pill[data-type="funding"], .signal-meta .ticon[data-type="funding"] { --type-color: var(--type-funding); }
  .type-pill[data-type="leadership_change"], .signal-meta .ticon[data-type="leadership_change"] { --type-color: var(--type-leadership_change); }
  .type-pill[data-type="strategic_move"], .signal-meta .ticon[data-type="strategic_move"] { --type-color: var(--type-strategic_move); }
  .type-pill[data-type="org_growth"], .signal-meta .ticon[data-type="org_growth"] { --type-color: var(--type-org_growth); }
  .type-pill[data-type="product_launch"], .signal-meta .ticon[data-type="product_launch"] { --type-color: var(--type-product_launch); }
  .type-pill[data-type="public_pain"], .signal-meta .ticon[data-type="public_pain"] { --type-color: var(--type-public_pain); }
  .signal-meta .ticon { color: var(--type-color); }

  .banner { background: color-mix(in srgb, var(--new) 15%, transparent); border: 1px solid var(--new); color: var(--text); padding: 8px 10px; border-radius: 6px; margin-bottom: 8px; font-size: 12px; }

  .content { padding: 14px 20px 24px; overflow-y: auto; min-height: 0; }
  .signals { display: grid; gap: 10px; }
  .signal {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
  }
  .signal.is-new { border-left: 3px solid var(--new); }
  .signal.is-closed, .signal.is-irrelevant { opacity: 0.55; }
  .signal-head { display: flex; justify-content: space-between; align-items: start; gap: 12px; cursor: pointer; }
  .signal-title { font-weight: 600; font-size: 15px; margin: 0 0 4px; }
  .signal-meta { font-size: 12px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
  .signal-meta .sep { opacity: 0.5; }
  .signal-meta .ticon { width: 14px; height: 14px; flex-shrink: 0; }
  .badge { display: inline-block; background: var(--chip); border-radius: 4px; padding: 1px 7px; font-size: 11px; color: var(--muted); }
  .badge.new { color: var(--new); background: color-mix(in srgb, var(--new) 15%, transparent); }
  .signal-summary { margin: 8px 0 10px; color: var(--text); }

  /* Bottom row — sources left, controls right */
  .signal-bottom {
    display: flex; align-items: center; justify-content: space-between;
    gap: 12px; flex-wrap: wrap;
    margin-top: 4px;
  }
  .sources { display: flex; flex-wrap: wrap; gap: 6px; margin: 0; flex: 1 1 auto; min-width: 0; }
  .sources a { display: inline-flex; align-items: center; gap: 4px; background: var(--chip); border-radius: 4px; padding: 3px 8px; font-size: 12px; }
  .sources .missing { color: var(--bad); font-size: 12px; }
  .signal-controls { display: flex; gap: 6px; align-items: center; flex-wrap: nowrap; flex-shrink: 0; }
  .signal-controls select {
    background: var(--panel-2); color: var(--text);
    border: 1px solid var(--border); border-radius: 6px;
    padding: 5px 8px; font: inherit; font-size: 12px;
  }
  .thumb {
    width: 30px; height: 30px; padding: 0; border-radius: 6px;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 15px; background: var(--panel-2); color: var(--text);
    border: 1px solid var(--border); cursor: pointer;
  }
  .thumb.on.up { background: color-mix(in srgb, var(--good) 25%, transparent); border-color: var(--good); color: var(--good); }
  .thumb.on.down { background: color-mix(in srgb, var(--bad) 25%, transparent); border-color: var(--bad); color: var(--bad); }
  .note-btn {
    width: 30px; height: 30px; padding: 0; border-radius: 6px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--panel-2); color: var(--muted);
    border: 1px solid var(--border); cursor: pointer;
  }
  .note-btn svg { width: 16px; height: 16px; }
  .note-btn:hover { color: var(--text); }
  .note-btn.has-note { background: color-mix(in srgb, var(--accent) 20%, transparent); border-color: var(--accent); color: var(--accent); }
  .note-btn.open { background: var(--bg); border-color: var(--accent); color: var(--accent); }
  .note-area { display: none; margin-top: 8px; }
  .note-area.open { display: block; }
  .note-area textarea {
    width: 100%; min-height: 60px;
    background: var(--panel-2); color: var(--text);
    border: 1px solid var(--border); border-radius: 6px;
    padding: 8px 10px; font: inherit; font-size: 13px; resize: vertical;
  }

  /* Fresh-run dot */
  .fresh-dot {
    display: inline-block;
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--good);
    flex-shrink: 0;
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--good) 25%, transparent);
  }

  .empty { color: var(--muted); padding: 40px; text-align: center; }

  /* Tier visuals */
  .signal.tier-A { border-left: 4px solid var(--good); }
  .signal.tier-B { border-left: 3px solid var(--accent); }
  .signal.tier-C { border-left: 1px solid var(--border); }
  .tier-badge {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 22px; height: 22px; padding: 0 8px; border-radius: 999px;
    font-size: 11px; font-weight: 700; letter-spacing: 0.04em;
    background: var(--chip); color: var(--muted);
  }
  .tier-badge.tier-A { background: color-mix(in srgb, var(--good) 22%, transparent); color: var(--good); }
  .tier-badge.tier-B { background: color-mix(in srgb, var(--accent) 22%, transparent); color: var(--accent); }
  .tier-badge.tier-C { background: var(--chip); color: var(--muted); }

  .why-now {
    margin: 10px 0 4px;
    padding: 9px 12px;
    background: color-mix(in srgb, var(--accent) 8%, transparent);
    border-left: 2px solid var(--accent);
    border-radius: 4px;
    font-size: 13px; color: var(--text);
  }
  .why-now-label {
    display: block; font-size: 10px; font-weight: 700; letter-spacing: 0.08em;
    text-transform: uppercase; color: var(--accent); margin-bottom: 3px;
  }
  .signal.tier-A .why-now { background: color-mix(in srgb, var(--good) 12%, transparent); border-left-color: var(--good); }
  .signal.tier-A .why-now-label { color: var(--good); }
  .signal.tier-B .why-now { background: color-mix(in srgb, var(--accent) 8%, transparent); border-left-color: var(--accent); }
  .signal.tier-B .why-now-label { color: var(--accent); }
  .signal.tier-C .why-now { background: transparent; border-left-color: var(--border); padding: 6px 10px; font-size: 12px; color: var(--muted); }
  .signal.tier-C .why-now-label { color: var(--muted); }

  /* Generic collapsed state */
  .signal.collapsed { padding: 8px 14px; opacity: 0.85; }
  .signal.collapsed .signal-title { font-size: 13px; font-weight: 500; }
  .signal.collapsed .why-now,
  .signal.collapsed .signal-summary,
  .signal.collapsed .signal-bottom,
  .signal.collapsed .note-area { display: none; }
  .signal.collapsed.is-closed, .signal.collapsed.is-irrelevant { opacity: 0.55; }
  .signal-head .chevron {
    width: 14px; height: 14px; color: var(--muted);
    flex-shrink: 0; transition: transform 0.15s; margin-top: 3px;
  }
  .signal.collapsed .signal-head .chevron { transform: rotate(-90deg); }

  footer {
    padding: 7px 20px;
    border-top: 1px solid var(--border);
    background: var(--panel);
    color: var(--muted); font-size: 11px;
    flex-shrink: 0; display: flex;
    align-items: center; gap: 8px; flex-wrap: wrap;
  }
  footer .footer-sep { opacity: 0.5; }
  footer .footer-new { color: var(--new); }
  footer strong { color: var(--text); font-weight: 600; }
  footer .footer-link {
    background: transparent; border: none;
    color: var(--muted); font-size: 11px;
    cursor: pointer; padding: 0; margin-left: auto;
    text-decoration: underline;
    text-decoration-color: var(--border);
    text-underline-offset: 3px;
  }
  footer .footer-link:hover { color: var(--text); }

  dialog { background: var(--panel); color: var(--text); border: 1px solid var(--border); border-radius: 10px; padding: 20px; max-width: 720px; width: 90vw; }
  dialog::backdrop { background: rgba(0,0,0,0.5); }
  dialog h2 { margin: 0 0 8px; font-size: 16px; }
  dialog textarea { width: 100%; min-height: 180px; background: var(--panel-2); color: var(--text); border: 1px solid var(--border); border-radius: 6px; padding: 10px; font: 12px/1.5 ui-monospace, "SF Mono", Menlo, monospace; }
  dialog .principles-content { max-height: 70vh; overflow-y: auto; padding-right: 8px; }
  dialog .principles-content { font: 13px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; color: var(--text); }
  dialog .principles-content h1 { font-size: 16px; margin: 0 0 8px; }
  dialog .principles-content h2 { font-size: 14px; font-weight: 700; margin: 18px 0 6px; padding-bottom: 4px; border-bottom: 1px solid var(--border); }
  dialog .principles-content h3 { font-size: 13px; font-weight: 600; margin: 14px 0 4px; color: var(--text); }
  dialog .principles-content h4 { font-size: 12px; font-weight: 600; margin: 10px 0 4px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }
  dialog .principles-content p { margin: 6px 0; }
  dialog .principles-content ul, dialog .principles-content ol { margin: 6px 0; padding-left: 22px; }
  dialog .principles-content li { margin: 2px 0; }
  dialog .principles-content code { font: 12px/1.4 ui-monospace, "SF Mono", Menlo, monospace; background: var(--panel-2); padding: 1px 5px; border-radius: 3px; }
  dialog .principles-content pre { background: var(--panel-2); padding: 10px 12px; border-radius: 6px; overflow-x: auto; margin: 8px 0; }
  dialog .principles-content pre code { background: transparent; padding: 0; font-size: 12px; }
  dialog .principles-content blockquote { margin: 8px 0; padding: 6px 12px; border-left: 3px solid var(--border); color: var(--muted); background: color-mix(in srgb, var(--panel-2) 50%, transparent); }
  dialog .principles-content table { border-collapse: collapse; width: 100%; margin: 8px 0; font-size: 12px; }
  dialog .principles-content th, dialog .principles-content td { padding: 6px 10px; border: 1px solid var(--border); text-align: left; }
  dialog .principles-content th { background: var(--panel-2); font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; font-size: 10px; }
  dialog .principles-content td:first-child { font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 12px; }
  dialog .principles-content strong { color: var(--text); font-weight: 600; }
  dialog .principles-content hr { border: none; border-top: 1px solid var(--border); margin: 16px 0; }
  dialog .dialog-close-row { display: flex; justify-content: flex-end; gap: 8px; margin-top: 12px; }
  dialog .dialog-btn {
    background: var(--panel-2); color: var(--text); border: 1px solid var(--border);
    padding: 6px 14px; border-radius: 6px; cursor: pointer; font: inherit;
  }
  dialog .dialog-btn.primary { background: var(--accent); color: white; border-color: var(--accent); }
  dialog .dialog-btn:hover { filter: brightness(1.1); }

  .toast { position: fixed; bottom: 30px; right: 20px; background: var(--panel); border: 1px solid var(--border); padding: 10px 14px; border-radius: 8px; box-shadow: 0 4px 14px rgba(0,0,0,0.25); font-size: 13px; opacity: 0; transition: opacity 0.2s; z-index: 100; }
  .toast.show { opacity: 1; }
  .toast.error { border-color: var(--bad); color: var(--bad); }

  /* Cog popover */
  .cog-popover .pop-section {
    padding: 4px 12px 10px;
  }
  .cog-popover .pop-section + .pop-section { padding-top: 10px; }
  .cog-popover .pop-label {
    display: block;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
    margin: 0 0 6px;
  }
  .cog-popover .name-edit {
    display: flex;
    align-items: center;
    gap: 6px;
  }
  .cog-popover .name-edit input {
    flex: 1; min-width: 0;
    padding: 6px 10px;
    background: var(--panel-2);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 6px;
    font: inherit;
    font-size: 13px;
    line-height: 1.2;
  }
  .cog-popover .name-edit input:focus {
    outline: none;
    border-color: var(--accent);
  }
  .cog-popover .name-edit input::placeholder { color: var(--muted); }
  .cog-popover .name-edit button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: auto;
    flex-shrink: 0;
    padding: 6px 14px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font: inherit;
    font-size: 12px;
    font-weight: 500;
  }
  .cog-popover .name-edit button:hover { filter: brightness(1.08); background: var(--accent); }
  .cog-popover .badge-count {
    display: inline-block;
    margin-left: 8px;
    font-size: 10px;
    padding: 2px 8px;
    border-radius: 999px;
    background: var(--accent);
    color: white;
    font-weight: 600;
    vertical-align: 1px;
  }
  .cog-popover .badge-count.zero { background: var(--chip); color: var(--muted); }

  /* Team edits dialog */
  #teamEditsDialog { max-width: 880px; }
  .te-table { width: 100%; border-collapse: collapse; font-size: 12px; }
  .te-table th {
    text-align: left; padding: 6px 8px;
    border-bottom: 1px solid var(--border);
    color: var(--muted); font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.05em; font-size: 10px;
  }
  .te-table td { padding: 8px; border-bottom: 1px solid var(--border); vertical-align: top; }
  .te-table tr:last-child td { border-bottom: none; }
  .te-author { display: flex; align-items: center; gap: 6px; white-space: nowrap; }
  .te-flag { font-size: 14px; line-height: 1; }
  .te-meta { color: var(--muted); font-size: 11px; }
  .te-op-status { color: var(--good); }
  .te-op-rating { color: var(--accent); }
  .te-op-note { color: var(--muted); }
  .te-empty { color: var(--muted); padding: 24px; text-align: center; }
  .te-row-del {
    background: transparent; border: none; color: var(--muted);
    cursor: pointer; padding: 2px 6px; font-size: 11px;
  }
  .te-row-del:hover { color: var(--bad); }
  .te-controls {
    display: flex; gap: 8px; justify-content: space-between; align-items: center;
    margin-top: 12px; flex-wrap: wrap;
  }
  .te-controls-left, .te-controls-right { display: flex; gap: 8px; }