/* LearnPlay Labs · private discovery notebook workspace
   Additive, scoped overrides: proposal dialogs and other lab notebooks are unchanged. */
dialog.notebook-dialog--workspace[open] {
  display: flex;
  flex-direction: column;
  width: min(1100px, calc(100vw - 36px));
  max-width: 1100px;
  height: min(900px, calc(100dvh - 48px));
  max-height: calc(100dvh - 48px);
  padding: 0;
  overflow: hidden;
  border: 1px solid #d7e6e0;
  border-radius: 24px;
  background: #fbfdf9;
  box-shadow: 0 26px 95px #042e3670;
  color: #15343a;
}
.notebook-dialog--workspace::backdrop {
  background: #06282eae;
  backdrop-filter: blur(8px);
}
.notebook-dialog--workspace .dialog-top {
  padding: 24px 28px 12px;
  align-items: center;
  gap: 20px;
  flex: 0 0 auto;
  background: linear-gradient(120deg, #edf9ef, #f8fbf8 66%, #f1f7f9);
}
.notebook-dialog--workspace .dialog-top .eyebrow {
  color: #137663;
  margin: 0 0 6px;
  font-size: .68rem;
  letter-spacing: .13em;
}
.notebook-dialog--workspace .dialog-top h2 {
  font-size: clamp(1.35rem, 3vw, 2rem);
  margin: 0;
  line-height: 1.12;
  letter-spacing: -.035em;
}
.notebook-dialog--workspace .dialog-top .icon-button {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  font-size: 1.7rem;
  border: 1px solid #cdded7;
  background: #fff;
  border-radius: 13px;
}
.notebook-dialog--workspace #notebookScope {
  margin: 0;
  padding: 0 28px 15px;
  background: #f8fbf8;
  color: #59716e;
  font-size: .82rem;
  line-height: 1.5;
  flex: 0 0 auto;
}
.notebook-dialog--workspace .nb-dashboard {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 12px;
  padding: 12px 28px;
  background: #f8fbf8;
  flex: 0 0 auto;
}
.notebook-dialog--workspace .nb-stat {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  border: 1px solid #dce9e1;
  border-radius: 13px;
  background: #fff;
  min-width: 0;
}
.notebook-dialog--workspace .nb-stat strong {
  font-size: 1.65rem;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  letter-spacing: -.04em;
  color: #0d7061;
}
.notebook-dialog--workspace .nb-stat span {
  font-size: .74rem;
  line-height: 1.25;
  color: #516961;
  font-weight: 700;
}
.notebook-dialog--workspace .nb-backup-panel {
  padding: 5px 28px 0;
  background: #f8fbf8;
  flex: 0 0 auto;
}
.notebook-dialog--workspace .nb-backup-panel summary {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  color: #155f56;
  font-size: .78rem;
  font-weight: 750;
  padding: 2px 2px;
  cursor: pointer;
  list-style: none;
}
.notebook-dialog--workspace .nb-backup-panel summary::-webkit-details-marker { display: none; }
.notebook-dialog--workspace .nb-backup-panel summary::after {
  content: '⌄';
  margin-left: 8px;
  font-size: 1.1rem;
  transition: transform .18s;
}
.notebook-dialog--workspace .nb-backup-panel[open] summary::after { transform: rotate(180deg); }
.notebook-dialog--workspace .nb-backups {
  margin: 8px 0 10px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.notebook-dialog--workspace .nb-backups .button {
  min-height: 36px;
  border-radius: 10px;
  padding: 8px 13px;
  font-size: .76rem;
  color: #173b3d;
}
.notebook-dialog--workspace .nb-backups .button:disabled { opacity: .55; cursor: not-allowed; }
.notebook-dialog--workspace .nb-toolbar {
  padding: 14px 28px 14px;
  background: #fff;
  border-bottom: 1px solid #e0eae2;
  flex: 0 0 auto;
}
.notebook-dialog--workspace .nb-searchline {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 192px 162px;
  gap: 10px;
  align-items: center;
}
.notebook-dialog--workspace .nb-search {
  height: 46px;
  display: flex;
  align-items: center;
  gap: 9px;
  border: 1.5px solid #cbdcd4;
  border-radius: 12px;
  padding: 0 13px;
  color: #0d7464;
  background: #f9fbf8;
  min-width: 0;
}
.notebook-dialog--workspace .nb-search:focus-within {
  border-color: #0d7664;
  box-shadow: 0 0 0 3px #0d76641b;
}
.notebook-dialog--workspace .nb-search > span { font-size: 1.55rem; line-height: 1; }
.notebook-dialog--workspace .nb-search input {
  border: 0;
  outline: none;
  box-shadow: none;
  background: transparent;
  width: 100%;
  min-width: 0;
  padding: 0;
  margin: 0;
  font-size: .86rem;
  color: #14343a;
}
.notebook-dialog--workspace .nb-select-label { min-width: 0; }
.notebook-dialog--workspace .nb-select-label select {
  display: block;
  width: 100%;
  height: 46px;
  margin: 0;
  padding: 0 12px;
  border: 1.5px solid #cbdcd4;
  border-radius: 12px;
  color: #26494c;
  background: #fff;
  font-size: .79rem;
  font-weight: 680;
}
.notebook-dialog--workspace .nb-filterbar {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-top: 12px;
  min-height: 32px;
}
.notebook-dialog--workspace .nb-filterbar button {
  padding: 8px 13px;
  border-radius: 999px;
  background: #f4f7f3;
  border: 1px solid #dae7df;
  font-size: .76rem;
  font-weight: 700;
  color: #48625d;
  white-space: nowrap;
}
.notebook-dialog--workspace .nb-filterbar button[aria-pressed=true] {
  background: #0c685d;
  border-color: #0c685d;
  color: #fff;
}
.notebook-dialog--workspace #notebookResultCount {
  font-size: .72rem;
  color: #687c76;
  font-weight: 650;
  margin-left: auto;
  white-space: nowrap;
}
.notebook-dialog--workspace .nb-card-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-content: start;
  align-items: start;
  gap: 16px;
  min-height: 0;
  flex: 1 1 auto;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  padding: 19px 28px 22px;
  background: #f5f8f5;
}
.notebook-dialog--workspace .nb-card {
  display: block;
  border: 1px solid #dce6df;
  border-radius: 18px;
  background: white;
  padding: 19px;
  box-shadow: 0 5px 22px #1b4c3e08;
  min-width: 0;
  overflow-wrap: anywhere;
  transition: box-shadow .18s, border-color .18s;
}
.notebook-dialog--workspace .nb-card:hover { border-color: #a8cfc2; box-shadow: 0 12px 32px #114b3d16; }
.notebook-dialog--workspace .nb-card > div { display: block; }
.notebook-dialog--workspace .nb-card > .nb-card-top,
.notebook-dialog--workspace .nb-card > .nb-meta,
.notebook-dialog--workspace .nb-card > .nb-card-buttons,
.notebook-dialog--workspace .nb-card > .nb-evidence-markers {
  display: flex;
}
.notebook-dialog--workspace .nb-card-top {
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 11px;
}
.notebook-dialog--workspace .nb-subject {
  display: inline-flex;
  border-radius: 6px;
  padding: 5px 8px;
  background: #e9f2f0;
  color: #116b64;
  font-size: .66rem;
  line-height: 1.2;
  font-weight: 800;
}
.notebook-dialog--workspace .nb-pin {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid #dce6de;
  border-radius: 10px;
  background: #fff;
  font-size: 1.4rem;
  color: #64837a;
}
.notebook-dialog--workspace .nb-pin[aria-pressed=true] { color: #a76809; background: #fff6df; border-color: #f1d19a; }
.notebook-dialog--workspace .nb-card h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
  line-height: 1.24;
  letter-spacing: -.025em;
}
.notebook-dialog--workspace .nb-meta {
  flex-wrap: wrap;
  align-items: center;
  gap: 9px;
  margin-bottom: 12px;
  font-size: .72rem;
  color: #6d7e78;
  font-variant-numeric: tabular-nums;
}
.notebook-dialog--workspace .nb-status {
  padding: 5px 8px;
  border-radius: 6px;
  font-size: .66rem;
  font-weight: 800;
  letter-spacing: .01em;
}
.notebook-dialog--workspace .nb-status-saved { color: #196b45; background: #eaf7e9; }
.notebook-dialog--workspace .nb-status-draft { color: #966112; background: #fff1da; }
.notebook-dialog--workspace .nb-card .nb-excerpt {
  margin: 0 0 12px;
  font-size: .81rem;
  line-height: 1.54;
  color: #46615c;
  min-height: 2.4em;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  overflow: hidden;
}
.notebook-dialog--workspace .nb-evidence-markers {
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 14px;
  min-height: 22px;
}
.notebook-dialog--workspace .nb-evidence-markers span {
  border-radius: 5px;
  background: #f0f4ef;
  color: #537168;
  font-size: .65rem;
  padding: 4px 7px;
  font-weight: 700;
}
.notebook-dialog--workspace .nb-card-buttons { align-items: center; flex-wrap: wrap; gap: 8px; }
.notebook-dialog--workspace .nb-card-buttons .button {
  min-height: 38px;
  font-size: .72rem;
  padding: 9px 12px;
  border-radius: 9px;
}
.notebook-dialog--workspace .nb-card-buttons .secondary { color: #21544c; }
.notebook-dialog--workspace .nb-extended {
  border-top: 1px solid #e4ebe6;
  margin-top: 14px;
  padding-top: 13px;
}
.notebook-dialog--workspace .nb-reading { display: block; margin-bottom: 12px; }
.notebook-dialog--workspace .nb-reading b { font-size: .72rem; color: #17685d; }
.notebook-dialog--workspace .nb-reading p { margin: 4px 0 0; font-size: .77rem; white-space: pre-wrap; line-height: 1.5; }
.notebook-dialog--workspace .nb-rename { display: block; padding: 10px 0; }
.notebook-dialog--workspace .nb-rename label { display: block; font-size: .73rem; font-weight: 750; }
.notebook-dialog--workspace .nb-rename > div { display: flex; gap: 7px; margin-top: 6px; }
.notebook-dialog--workspace .nb-rename input {
  min-width: 0;
  flex: 1;
  height: 38px;
  margin: 0;
  padding: 8px 9px;
  font-size: .77rem;
}
.notebook-dialog--workspace .nb-rename .button {
  padding: 7px 9px;
  font-size: .7rem;
  min-height: 38px;
  white-space: nowrap;
}
.notebook-dialog--workspace .nb-extra-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  padding-top: 10px;
  border-top: 1px dashed #dde7df;
}
.notebook-dialog--workspace .nb-extra-actions button {
  border: 1px solid #d6e3da;
  background: #f9fbf9;
  border-radius: 8px;
  padding: 8px 10px;
  font-size: .69rem;
  line-height: 1.3;
  font-weight: 680;
}
.notebook-dialog--workspace .nb-extra-actions [data-delete-project],
.notebook-dialog--workspace .nb-extra-actions [data-delete-cloud] { color: #9b4138; background: #fff8f6; }
.notebook-dialog--workspace .nb-confirm {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 11px;
  margin-top: 12px;
  border: 1px solid #e6bfb2;
  background: #fff8f4;
  border-radius: 12px;
}
.notebook-dialog--workspace .nb-confirm p {
  width: 100%;
  margin: 0 0 4px;
  font-size: .75rem;
  color: #74382e;
}
.notebook-dialog--workspace .nb-confirm .button {
  min-height: 34px;
  padding: 7px 10px;
  font-size: .7rem;
}
.notebook-dialog--workspace .nb-confirm .primary { background: #963e35; }
.notebook-dialog--workspace .nb-hidden-actions { display: none !important; }
.notebook-dialog--workspace .nb-empty {
  grid-column: 1 / -1;
  text-align: center;
  display: grid;
  justify-items: center;
  align-content: center;
  min-height: 240px;
  padding: 28px 20px;
  border: 1px dashed #c4d5c9;
  border-radius: 18px;
  background: white;
}
.notebook-dialog--workspace .nb-empty-icon {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: #e7f7ef;
  color: #0b725c;
  font-size: 2rem;
  margin-bottom: 16px;
}
.notebook-dialog--workspace .nb-empty h3 { margin: 0 0 8px; font-size: 1.2rem; }
.notebook-dialog--workspace .nb-empty p { max-width: 430px; color: #647871; font-size: .82rem; line-height: 1.5; }
.notebook-dialog--workspace .nb-footnote {
  flex: 0 0 auto;
  margin: 0;
  padding: 11px 28px;
  border-top: 1px solid #dce8e0;
  background: #fff;
  color: #667c70;
  font-size: .7rem;
  line-height: 1.45;
}
.notebook-dialog--workspace :is(button, input, select, summary, a):focus-visible {
  outline: 3px solid #e9a838;
  outline-offset: 2px;
}
@media (max-width: 760px) {
  dialog.notebook-dialog--workspace[open] {
    margin: 0;
    inset: 0;
    border-radius: 0;
    border: 0;
    width: 100vw;
    max-width: 100vw;
    height: 100dvh;
    max-height: 100dvh;
  }
  .notebook-dialog--workspace .dialog-top { padding: 17px 17px 9px; }
  .notebook-dialog--workspace .dialog-top .eyebrow { font-size: .58rem; }
  .notebook-dialog--workspace #notebookScope { padding: 0 17px 11px; font-size: .72rem; }
  .notebook-dialog--workspace .nb-dashboard { padding: 8px 17px; gap: 7px; }
  .notebook-dialog--workspace .nb-stat { padding: 10px 7px; gap: 5px; flex-direction: column; text-align: center; }
  .notebook-dialog--workspace .nb-stat strong { font-size: 1.28rem; }
  .notebook-dialog--workspace .nb-stat span { font-size: .62rem; }
  .notebook-dialog--workspace .nb-backup-panel { padding: 2px 17px 0; }
  .notebook-dialog--workspace .nb-backup-panel summary { min-height: 30px; font-size: .72rem; }
  .notebook-dialog--workspace .nb-backups .button { font-size: .7rem; }
  .notebook-dialog--workspace .nb-toolbar { padding: 10px 17px 11px; }
  .notebook-dialog--workspace .nb-searchline { grid-template-columns: 1fr 1fr; gap: 7px; }
  .notebook-dialog--workspace .nb-search { grid-column: 1 / -1; height: 40px; }
  .notebook-dialog--workspace .nb-select-label select { height: 38px; font-size: .72rem; }
  .notebook-dialog--workspace .nb-filterbar {
    flex-wrap: nowrap; overflow-x: auto; padding-bottom: 3px;
    margin-top: 9px; scrollbar-width: none;
  }
  .notebook-dialog--workspace .nb-filterbar::-webkit-scrollbar { display: none; }
  .notebook-dialog--workspace .nb-filterbar button { padding: 7px 10px; font-size: .69rem; }
  .notebook-dialog--workspace #notebookResultCount { display: none; }
  .notebook-dialog--workspace .nb-card-list {
    grid-template-columns: 1fr; padding: 12px 17px 15px; gap: 10px; scrollbar-gutter: auto;
  }
  .notebook-dialog--workspace .nb-card { padding: 16px; }
  .notebook-dialog--workspace .nb-card h3 { font-size: 1.07rem; }
  .notebook-dialog--workspace .nb-card-buttons .button { flex: 1; white-space: normal; min-width: 0; font-size: .72rem; }
  .notebook-dialog--workspace .nb-footnote { padding: 9px 17px; font-size: .64rem; }
}
@media (max-width: 350px) {
  .notebook-dialog--workspace .dialog-top h2 { font-size: 1.3rem; }
  .notebook-dialog--workspace .nb-stat span { font-size: .58rem; }
  .notebook-dialog--workspace .nb-rename > div { flex-wrap: wrap; }
  .notebook-dialog--workspace .nb-rename .button { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .notebook-dialog--workspace *,
  .notebook-dialog--workspace *::before,
  .notebook-dialog--workspace *::after { transition-duration: 0.01ms !important; }
}