.knowledge-page-head {
  align-items: center;
}

.knowledge-page-head p {
  max-width: 680px;
}

.knowledge-page-actions {
  display: flex;
  align-items: center;
  gap: 9px;
}

.knowledge-action-button,
.knowledge-add-more {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 15px;
  color: var(--text);
  background: rgba(255, 255, 255, .34);
  border: 1px solid var(--line);
  border-radius: 14px;
  font: inherit;
  font-size: 13px;
  font-weight: 620;
  transition: background .18s ease, border-color .18s ease, transform .18s ease;
}

.knowledge-action-button:hover,
.knowledge-add-more:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, .55);
  border-color: var(--line-strong);
}

.knowledge-action-button.primary {
  color: #fff;
  background: linear-gradient(135deg, #177df3, #55b7ef);
  border-color: rgba(255, 255, 255, .42);
  box-shadow: 0 9px 22px rgba(27, 126, 238, .15);
}

.knowledge-action-button svg,
.knowledge-add-more svg,
.knowledge-workspace svg,
.knowledge-dialog svg,
.knowledge-context-menu svg,
.knowledge-quicklook svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.65;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.knowledge-add-more {
  width: 42px;
  padding: 0;
}

.knowledge-workspace {
  min-height: 650px;
  display: grid;
  grid-template-columns: 216px minmax(0, 1fr);
  overflow: hidden;
  color: var(--text);
  background: rgba(255, 255, 255, .25);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: 0 13px 34px rgba(49, 82, 110, .055);
  backdrop-filter: blur(24px);
}

.knowledge-section-nav {
  min-width: 0;
  padding: 18px 12px;
  background: rgba(255, 255, 255, .2);
  border-right: 1px solid var(--line);
}

.knowledge-nav-summary {
  min-height: 84px;
  margin: 0 4px 14px;
  padding: 15px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: rgba(255, 255, 255, .35);
  border: 1px solid rgba(255, 255, 255, .48);
  border-radius: 17px;
}

.knowledge-nav-summary span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.knowledge-nav-summary strong {
  margin-top: 3px;
  color: var(--text);
  font-size: 25px;
  font-weight: 680;
  letter-spacing: -.04em;
}

.knowledge-section-nav > button {
  width: 100%;
  min-height: 43px;
  margin: 3px 0;
  padding: 9px 10px;
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr) auto;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 13px;
  font: inherit;
  font-size: 12.5px;
  font-weight: 570;
  text-align: left;
  transition: color .17s ease, background .17s ease, border-color .17s ease;
}

.knowledge-section-nav > button:hover {
  color: var(--text);
  background: rgba(255, 255, 255, .3);
}

.knowledge-section-nav > button.is-active {
  color: #182735;
  background: rgba(255, 255, 255, .63);
  border-color: rgba(255, 255, 255, .72);
}

.knowledge-section-nav > button.is-active svg {
  color: #187df4;
}

.knowledge-section-nav > button span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.knowledge-section-nav > button small {
  min-width: 22px;
  color: var(--muted-2);
  font-size: 10px;
  text-align: right;
}

.knowledge-nav-types {
  margin: 20px 5px 0;
  padding-top: 17px;
  border-top: 1px solid var(--line);
}

.knowledge-nav-types > span {
  display: block;
  margin: 0 5px 10px;
  color: var(--muted-2);
  font-size: 10px;
  font-weight: 650;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.knowledge-nav-types div {
  min-height: 31px;
  display: grid;
  grid-template-columns: 8px minmax(0, 1fr) auto;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 11.5px;
}

.knowledge-nav-types i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4daaf3;
}

.knowledge-nav-types i.is-link { background: #62b995; }
.knowledge-nav-types i.is-note { background: #9a87e8; }

.knowledge-nav-types b {
  color: var(--muted-2);
  font-size: 10.5px;
  font-weight: 600;
}

.knowledge-main {
  position: relative;
  min-width: 0;
  padding: 18px 20px 20px;
}

.knowledge-toolbar {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.knowledge-search {
  position: relative;
  min-width: 0;
  flex: 1 1 auto;
}

.knowledge-search > svg {
  position: absolute;
  top: 50%;
  left: 14px;
  z-index: 1;
  width: 18px;
  height: 18px;
  color: var(--muted);
  transform: translateY(-50%);
  pointer-events: none;
}

.knowledge-search input {
  width: 100%;
  min-height: 44px;
  padding: 10px 42px;
  color: var(--text);
  background: rgba(255, 255, 255, .34);
  border: 1px solid var(--line);
  border-radius: 14px;
  outline: none;
  font: inherit;
  font-size: 13px;
  transition: background .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.knowledge-search input:focus {
  background: rgba(255, 255, 255, .58);
  border-color: rgba(55, 145, 235, .42);
  box-shadow: 0 0 0 4px rgba(50, 145, 235, .09);
}

.knowledge-search > button {
  position: absolute;
  top: 50%;
  right: 9px;
  width: 28px;
  height: 28px;
  color: var(--muted);
  background: transparent;
  border: 0;
  border-radius: 9px;
  font-size: 18px;
  transform: translateY(-50%);
}

.knowledge-empty-trash {
  min-height: 42px;
  padding: 9px 13px;
  color: #b34553;
  background: rgba(232, 79, 95, .07);
  border: 1px solid rgba(218, 70, 87, .13);
  border-radius: 13px;
  font: inherit;
  font-size: 12px;
  font-weight: 600;
}

.knowledge-breadcrumbs {
  min-height: 43px;
  display: flex;
  align-items: center;
  gap: 5px;
  overflow-x: auto;
  color: var(--muted);
  scrollbar-width: none;
}

.knowledge-breadcrumbs::-webkit-scrollbar {
  display: none;
}

.knowledge-breadcrumbs svg {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  color: var(--muted-2);
}

.knowledge-breadcrumbs button,
.knowledge-breadcrumbs span {
  max-width: 250px;
  flex: 0 0 auto;
  overflow: hidden;
  color: inherit;
  background: transparent;
  border: 0;
  font: inherit;
  font-size: 11.5px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.knowledge-breadcrumbs button:hover {
  color: var(--text);
}

.knowledge-breadcrumbs .is-current {
  color: var(--text);
  font-weight: 600;
}

.knowledge-pinned {
  margin: 3px 0 18px;
  padding: 16px;
  background: linear-gradient(145deg, rgba(231, 246, 255, .62), rgba(255, 255, 255, .26));
  border: 1px solid rgba(255, 255, 255, .58);
  border-radius: 18px;
}

.knowledge-pinned > header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.knowledge-pinned > header span {
  display: block;
  color: var(--muted-2);
  font-size: 9.5px;
  font-weight: 650;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.knowledge-pinned > header strong {
  display: block;
  margin-top: 2px;
  font-size: 14px;
  font-weight: 650;
}

.knowledge-pinned > header button {
  padding: 0;
  color: #267fc8;
  background: transparent;
  border: 0;
  font: inherit;
  font-size: 10.5px;
  font-weight: 600;
}

.knowledge-pinned-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.knowledge-pinned-card {
  min-width: 0;
  min-height: 64px;
  padding: 9px 10px;
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) 15px;
  align-items: center;
  gap: 9px;
  color: var(--text);
  background: rgba(255, 255, 255, .47);
  border: 1px solid rgba(255, 255, 255, .63);
  border-radius: 14px;
  text-align: left;
  transition: background .17s ease, border-color .17s ease, transform .17s ease;
}

.knowledge-pinned-card:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, .7);
  border-color: rgba(255, 255, 255, .9);
}

.knowledge-pinned-card > span:nth-child(2) {
  min-width: 0;
}

.knowledge-pinned-card strong,
.knowledge-pinned-card small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.knowledge-pinned-card strong {
  font-size: 11.5px;
  font-weight: 630;
}

.knowledge-pinned-card small {
  margin-top: 3px;
  color: var(--muted);
  font-size: 9.5px;
}

.knowledge-pinned-card > svg {
  width: 14px;
  height: 14px;
  color: var(--muted-2);
}

.knowledge-type-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  color: #438cc5;
  background: rgba(55, 151, 226, .11);
  border: 1px solid rgba(55, 151, 226, .13);
  border-radius: 12px;
}

.knowledge-type-mark svg {
  width: 19px;
  height: 19px;
}

.knowledge-type-mark.is-folder {
  color: #347fc5;
  background: rgba(58, 154, 230, .12);
}

.knowledge-type-mark.is-link {
  color: #3f9876;
  background: rgba(68, 170, 129, .1);
  border-color: rgba(68, 170, 129, .12);
}

.knowledge-type-mark.is-note {
  color: #7a68ca;
  background: rgba(128, 104, 214, .1);
  border-color: rgba(128, 104, 214, .12);
}

.knowledge-content {
  min-height: 360px;
}

.knowledge-list-head {
  min-height: 30px;
  padding: 0 11px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 90px;
  align-items: center;
  color: var(--muted-2);
  font-size: 9.5px;
  font-weight: 650;
  letter-spacing: .065em;
  text-transform: uppercase;
}

.knowledge-list-head span:last-child {
  text-align: right;
}

.knowledge-rows {
  border-top: 1px solid var(--line);
}

.knowledge-row {
  min-width: 0;
  min-height: 65px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  border-bottom: 1px solid var(--line);
  transition: background .16s ease;
}

.knowledge-row:hover,
.knowledge-row.is-selected {
  background: rgba(255, 255, 255, .27);
}

.knowledge-row.is-selected {
  box-shadow: inset 3px 0 #398fdd;
}

.knowledge-row-main {
  min-width: 0;
  min-height: 64px;
  padding: 8px 10px;
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--text);
  background: transparent;
  border: 0;
  border-radius: 12px;
  outline: none;
  text-align: left;
}

.knowledge-row-main:focus-visible {
  box-shadow: inset 0 0 0 2px rgba(42, 137, 211, .34);
}

.knowledge-row-copy {
  min-width: 0;
}

.knowledge-row-copy strong,
.knowledge-row-copy small {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.knowledge-row-copy strong {
  font-size: 12.5px;
  font-weight: 620;
  letter-spacing: -.008em;
}

.knowledge-row-copy small {
  margin-top: 4px;
  color: var(--muted);
  font-size: 10.5px;
}

.knowledge-row-actions {
  display: flex;
  align-items: center;
  gap: 3px;
  padding-right: 7px;
}

.knowledge-row-actions button {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: var(--muted);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 11px;
  opacity: .7;
  transition: color .16s ease, background .16s ease, opacity .16s ease;
}

.knowledge-row:hover .knowledge-row-actions button,
.knowledge-row.is-selected .knowledge-row-actions button,
.knowledge-row-actions button:focus-visible {
  opacity: 1;
}

.knowledge-row-actions button:hover {
  color: var(--text);
  background: rgba(255, 255, 255, .45);
}

.knowledge-row-actions button.is-active {
  color: #2583cf;
  opacity: 1;
}

.knowledge-row-actions svg {
  width: 17px;
  height: 17px;
}

.knowledge-keyboard-hint {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  padding: 14px 10px 0;
  color: var(--muted-2);
  font-size: 9.5px;
}

.knowledge-keyboard-hint span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.knowledge-keyboard-hint kbd {
  min-width: 25px;
  padding: 3px 5px;
  color: var(--muted);
  background: rgba(255, 255, 255, .42);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: none;
  font: inherit;
  font-size: 8.5px;
  text-align: center;
}

.knowledge-empty {
  min-height: 360px;
  padding: 38px 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  text-align: center;
}

.knowledge-empty > span {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  margin-bottom: 15px;
  color: #438fc9;
  background: rgba(76, 163, 228, .1);
  border: 1px solid rgba(76, 163, 228, .12);
  border-radius: 19px;
}

.knowledge-empty > span svg {
  width: 25px;
  height: 25px;
}

.knowledge-empty strong {
  color: var(--text);
  font-size: 15px;
  font-weight: 650;
}

.knowledge-empty p {
  max-width: 390px;
  margin: 7px 0 15px;
  font-size: 11.5px;
  line-height: 1.5;
}

.knowledge-empty button {
  min-height: 37px;
  padding: 8px 13px;
  color: #277dbe;
  background: rgba(255, 255, 255, .4);
  border: 1px solid var(--line);
  border-radius: 12px;
  font: inherit;
  font-size: 11px;
  font-weight: 620;
}

.knowledge-empty.is-error > span {
  color: #b14b58;
  background: rgba(222, 76, 92, .08);
  border-color: rgba(222, 76, 92, .1);
}

.knowledge-loading,
.knowledge-preview-loading {
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: var(--muted);
}

.knowledge-loading span,
.knowledge-preview-loading span {
  width: 7px;
  height: 7px;
  background: #55a9e8;
  border-radius: 50%;
  animation: knowledgePulse 1s ease-in-out infinite;
}

.knowledge-loading span:nth-child(2) { animation-delay: .12s; }
.knowledge-loading span:nth-child(3) { animation-delay: .24s; }

.knowledge-loading p,
.knowledge-preview-loading p {
  margin: 0 0 0 6px;
  font-size: 11px;
}

.knowledge-drop-overlay {
  position: absolute;
  inset: 12px;
  z-index: 8;
  display: none;
  place-items: center;
  align-content: center;
  gap: 7px;
  color: #237fc6;
  background: rgba(235, 248, 255, .9);
  border: 1px dashed rgba(47, 143, 217, .5);
  border-radius: 18px;
  text-align: center;
  backdrop-filter: blur(14px);
}

.knowledge-main.is-dragging .knowledge-drop-overlay {
  display: grid;
}

.knowledge-drop-overlay svg {
  width: 30px;
  height: 30px;
}

.knowledge-drop-overlay strong {
  font-size: 14px;
}

.knowledge-drop-overlay span {
  color: var(--muted);
  font-size: 11px;
}

.knowledge-context-menu {
  position: fixed;
  z-index: 260;
  width: 220px;
  padding: 7px;
  color: var(--text);
  background: rgba(249, 252, 254, .96);
  border: 1px solid rgba(92, 113, 133, .13);
  border-radius: 15px;
  box-shadow: 0 18px 44px rgba(39, 66, 88, .17);
  backdrop-filter: blur(22px);
}

.knowledge-context-menu[hidden] {
  display: none;
}

.knowledge-context-menu button {
  width: 100%;
  min-height: 38px;
  padding: 8px 9px;
  display: flex;
  align-items: center;
  gap: 9px;
  color: inherit;
  background: transparent;
  border: 0;
  border-radius: 10px;
  font: inherit;
  font-size: 11.5px;
  font-weight: 560;
  text-align: left;
}

.knowledge-context-menu button:hover {
  background: rgba(65, 137, 199, .08);
}

.knowledge-context-menu button.is-danger {
  color: #ad3f4c;
}

.knowledge-context-menu svg {
  width: 17px;
  height: 17px;
}

.knowledge-dialog-backdrop,
.knowledge-quicklook-backdrop {
  position: fixed;
  inset: 0;
  z-index: 280;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(21, 38, 51, .32);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .18s ease, visibility 0s linear .18s;
}

.knowledge-dialog-backdrop:is(.is-opening, .is-open, .is-closing),
.knowledge-quicklook-backdrop:is(.is-opening, .is-open, .is-closing) {
  visibility: visible;
}

.knowledge-dialog-backdrop.is-open,
.knowledge-quicklook-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
  transition-duration: .24s;
}

.knowledge-dialog-backdrop[hidden],
.knowledge-quicklook-backdrop[hidden] {
  display: none;
}

.knowledge-dialog {
  width: min(620px, 100%);
  max-height: calc(100vh - 36px);
  overflow: hidden;
  color: var(--text);
  background: var(--modal-panel);
  border: 1px solid rgba(255, 255, 255, .78);
  border-radius: 24px;
  box-shadow: 0 25px 80px rgba(31, 55, 76, .2);
  opacity: 0;
  transform: translateY(6px) scale(.995);
  transition: opacity .2s ease, transform .24s cubic-bezier(.2, .75, .25, 1);
}

.knowledge-dialog-backdrop.is-open .knowledge-dialog,
.knowledge-quicklook-backdrop.is-open .knowledge-quicklook {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.knowledge-dialog-backdrop.is-closing .knowledge-dialog,
.knowledge-quicklook-backdrop.is-closing .knowledge-quicklook {
  opacity: 0;
  transform: translateY(5px) scale(.995);
  transition-duration: .18s;
}

.knowledge-dialog > header {
  padding: 22px 23px 16px;
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) 38px;
  align-items: start;
  gap: 12px;
}

.knowledge-dialog-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(145deg, #1a7ff0, #57b7ed);
  border-radius: 14px;
}

.knowledge-dialog > header small {
  color: #2e83c3;
  font-size: 9.5px;
  font-weight: 650;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.knowledge-dialog > header h2 {
  margin: 3px 0 0;
  font-size: 20px;
  font-weight: 660;
  letter-spacing: -.025em;
}

.knowledge-dialog > header p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 11.5px;
  line-height: 1.45;
}

.knowledge-dialog > header > button {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  color: var(--muted);
  background: rgba(255, 255, 255, .55);
  border: 1px solid var(--line);
  border-radius: 12px;
}

.knowledge-dialog-body {
  max-height: calc(100vh - 230px);
  overflow: auto;
  padding: 4px 23px 20px;
}

.knowledge-field {
  display: block;
  margin-top: 13px;
}

.knowledge-field:first-child {
  margin-top: 0;
}

.knowledge-field > span {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 10.5px;
  font-weight: 600;
}

.knowledge-field input,
.knowledge-field textarea,
.knowledge-field select {
  width: 100%;
  min-height: 44px;
  padding: 11px 12px;
  color: var(--text);
  background: rgba(255, 255, 255, .62);
  border: 1px solid rgba(83, 108, 130, .13);
  border-radius: 13px;
  outline: none;
  font: inherit;
  font-size: 12px;
  line-height: 1.5;
  resize: vertical;
}

.knowledge-field input:focus,
.knowledge-field textarea:focus,
.knowledge-field select:focus {
  border-color: rgba(45, 139, 216, .4);
  box-shadow: 0 0 0 4px rgba(45, 139, 216, .08);
}

.knowledge-checkbox {
  min-height: 40px;
  margin-top: 12px;
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 11.5px;
}

.knowledge-checkbox input {
  width: 17px;
  height: 17px;
  accent-color: #2588d6;
}

.knowledge-dialog-error {
  margin-top: 12px;
  padding: 10px 11px;
  color: #a83e4b;
  background: rgba(220, 66, 83, .07);
  border: 1px solid rgba(220, 66, 83, .1);
  border-radius: 11px;
  font-size: 11px;
}

.knowledge-dialog > footer {
  padding: 15px 23px 21px;
  display: flex;
  justify-content: flex-end;
  gap: 9px;
  border-top: 1px solid var(--line);
}

.knowledge-dialog > footer button {
  min-width: 110px;
  min-height: 40px;
  padding: 9px 13px;
  color: var(--text);
  background: rgba(255, 255, 255, .5);
  border: 1px solid var(--line);
  border-radius: 13px;
  font: inherit;
  font-size: 11.5px;
  font-weight: 620;
}

.knowledge-dialog > footer button.is-primary {
  color: #fff;
  background: linear-gradient(135deg, #187ff1, #55b5ec);
  border-color: transparent;
}

.knowledge-dialog > footer button:disabled {
  opacity: .55;
}

.knowledge-quicklook-backdrop {
  z-index: 290;
  padding: 14px;
  background: rgba(18, 32, 43, .42);
}

.knowledge-quicklook {
  width: min(1180px, 100%);
  height: min(820px, calc(100vh - 28px));
  min-height: 520px;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  overflow: hidden;
  color: var(--text);
  background: var(--modal-panel);
  border: 1px solid rgba(255, 255, 255, .8);
  border-radius: 24px;
  box-shadow: 0 30px 90px rgba(20, 38, 53, .3);
  opacity: 0;
  transform: translateY(6px) scale(.995);
  transition: opacity .2s ease, transform .24s cubic-bezier(.2, .75, .25, 1);
}

.knowledge-quicklook-head {
  min-width: 0;
  min-height: 76px;
  padding: 13px 15px 13px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  border-bottom: 1px solid rgba(75, 99, 119, .11);
}

.knowledge-quicklook-file {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 11px;
}

.knowledge-quicklook-file > div {
  min-width: 0;
}

.knowledge-quicklook-file h2,
.knowledge-quicklook-file p {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.knowledge-quicklook-file h2 {
  margin: 0;
  font-size: 14px;
  font-weight: 650;
}

.knowledge-quicklook-file p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 10px;
}

.knowledge-quicklook-actions {
  display: flex;
  align-items: center;
  gap: 7px;
}

.knowledge-quicklook-actions > button,
.knowledge-quicklook-nav button {
  min-height: 38px;
  padding: 8px 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  color: var(--text);
  background: rgba(255, 255, 255, .58);
  border: 1px solid var(--line);
  border-radius: 12px;
  font: inherit;
  font-size: 10.5px;
  font-weight: 600;
}

.knowledge-quicklook-actions .knowledge-quicklook-close {
  width: 38px;
  padding: 0;
}

.knowledge-quicklook-nav {
  height: 38px;
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 2px;
  background: rgba(255, 255, 255, .4);
  border: 1px solid var(--line);
  border-radius: 12px;
}

.knowledge-quicklook-nav button {
  width: 32px;
  min-height: 32px;
  padding: 0;
  background: transparent;
  border: 0;
}

.knowledge-quicklook-nav span {
  min-width: 42px;
  color: var(--muted);
  font-size: 9.5px;
  text-align: center;
}

.knowledge-quicklook-content {
  min-width: 0;
  min-height: 0;
  overflow: auto;
  background:
    radial-gradient(circle at 5% 0%, rgba(90, 177, 230, .09), transparent 28%),
    #eaf0f4;
}

.knowledge-image-preview,
.knowledge-media-preview {
  min-width: 100%;
  min-height: 100%;
  padding: 22px;
  display: grid;
  place-items: center;
}

.knowledge-image-preview img {
  max-width: 100%;
  max-height: calc(100vh - 150px);
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 18px 50px rgba(24, 43, 58, .18);
}

.knowledge-media-preview video {
  width: min(100%, 1000px);
  max-height: calc(100vh - 150px);
  background: #111;
  border-radius: 10px;
}

.knowledge-pdf-preview {
  width: 100%;
  height: 100%;
  min-height: 600px;
  background: #fff;
  border: 0;
}

.knowledge-text-preview,
.knowledge-note-preview {
  width: min(920px, calc(100% - 36px));
  min-height: calc(100% - 36px);
  margin: 18px auto;
  padding: 28px;
  color: #24313d;
  background: rgba(255, 255, 255, .94);
  border: 1px solid rgba(61, 86, 108, .1);
  border-radius: 13px;
  box-shadow: 0 13px 35px rgba(35, 58, 77, .08);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  line-height: 1.65;
  white-space: pre-wrap;
  word-break: break-word;
}

.knowledge-note-preview {
  font-family: inherit;
  font-size: 13px;
}

.knowledge-note-preview > div {
  white-space: pre-wrap;
  word-break: break-word;
}

.knowledge-link-preview,
.knowledge-preview-unavailable,
.knowledge-audio-preview {
  width: min(580px, calc(100% - 36px));
  min-height: 330px;
  margin: 60px auto;
  padding: 42px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text);
  background: rgba(255, 255, 255, .8);
  border: 1px solid rgba(255, 255, 255, .9);
  border-radius: 22px;
  text-align: center;
  box-shadow: 0 16px 44px rgba(39, 65, 85, .09);
}

.knowledge-link-preview > span,
.knowledge-audio-preview > span {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  color: #378e70;
  background: rgba(67, 169, 129, .11);
  border-radius: 18px;
}

.knowledge-link-preview > span svg,
.knowledge-audio-preview > span svg {
  width: 27px;
  height: 27px;
}

.knowledge-link-preview small {
  margin-top: 16px;
  color: #33816a;
  font-size: 10px;
  font-weight: 650;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.knowledge-link-preview h3 {
  margin: 6px 0 0;
  font-size: 22px;
  font-weight: 670;
  letter-spacing: -.03em;
}

.knowledge-link-preview p,
.knowledge-preview-unavailable p {
  max-width: 430px;
  margin: 11px 0 20px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

.knowledge-link-preview a,
.knowledge-preview-unavailable button {
  min-height: 42px;
  padding: 10px 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #fff;
  background: linear-gradient(135deg, #247fca, #52acdf);
  border: 0;
  border-radius: 13px;
  font: inherit;
  font-size: 11.5px;
  font-weight: 620;
  text-decoration: none;
}

.knowledge-link-preview a svg {
  width: 16px;
  height: 16px;
}

.knowledge-audio-preview strong {
  max-width: 100%;
  margin: 16px 0 24px;
  overflow: hidden;
  font-size: 15px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.knowledge-audio-preview audio {
  width: min(440px, 100%);
}

.knowledge-preview-unavailable {
  min-height: 360px;
}

.knowledge-preview-file-mark {
  width: 68px;
  height: 76px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  color: #317eb8;
  background: rgba(64, 150, 215, .1);
  border: 1px solid rgba(64, 150, 215, .12);
  border-radius: 13px 13px 19px 13px;
  font-size: 12px;
  font-weight: 700;
}

.knowledge-preview-unavailable strong {
  font-size: 17px;
  font-weight: 660;
}

.knowledge-preview-unavailable > div {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.knowledge-preview-unavailable button:not(.is-primary) {
  color: var(--text);
  background: rgba(255, 255, 255, .65);
  border: 1px solid var(--line);
}

.knowledge-preview-loading {
  min-height: 100%;
}

@keyframes knowledgePulse {
  0%, 100% { transform: translateY(0); opacity: .45; }
  50% { transform: translateY(-4px); opacity: 1; }
}

:root[data-theme="dark"] .knowledge-workspace,
:root[data-theme="dark"] .knowledge-pinned,
:root[data-theme="dark"] .knowledge-nav-summary,
:root[data-theme="dark"] .knowledge-pinned-card,
:root[data-theme="dark"] .knowledge-search input {
  background: rgba(19, 28, 44, .54);
  border-color: rgba(166, 187, 220, .12);
}

:root[data-theme="dark"] .knowledge-section-nav > button.is-active {
  color: var(--text);
  background: rgba(91, 124, 255, .12);
  border-color: rgba(112, 141, 225, .14);
}

:root[data-theme="dark"] .knowledge-row:hover,
:root[data-theme="dark"] .knowledge-row.is-selected {
  background: rgba(255, 255, 255, .035);
}

:root[data-theme="dark"] .knowledge-dialog,
:root[data-theme="dark"] .knowledge-quicklook {
  background: rgba(18, 27, 42, .98);
}

:root[data-theme="dark"] .knowledge-quicklook-content {
  background: #121a27;
}

@media (max-width: 1080px) {
  .knowledge-pinned-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .knowledge-page-head {
    align-items: stretch;
  }

  .knowledge-page-actions {
    width: 100%;
  }

  .knowledge-action-button {
    flex: 1 1 auto;
  }

  .knowledge-workspace {
    min-height: 620px;
    grid-template-columns: 1fr;
    overflow: visible;
  }

  .knowledge-section-nav {
    padding: 10px;
    display: flex;
    gap: 6px;
    overflow-x: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
    scrollbar-width: none;
  }

  .knowledge-section-nav::-webkit-scrollbar {
    display: none;
  }

  .knowledge-nav-summary,
  .knowledge-nav-types {
    display: none;
  }

  .knowledge-section-nav > button {
    width: auto;
    min-width: max-content;
    margin: 0;
    grid-template-columns: 18px auto auto;
    padding: 8px 10px;
  }

  .knowledge-main {
    padding: 13px;
  }

  .knowledge-pinned-grid {
    grid-template-columns: 1fr;
  }

  .knowledge-keyboard-hint {
    display: none;
  }

  .knowledge-quicklook-head {
    align-items: flex-start;
  }

  .knowledge-quicklook-file {
    width: min(56%, 430px);
  }

  .knowledge-quicklook-actions > button span {
    display: none;
  }
}

@media (max-width: 620px) {
  .knowledge-page-actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) 42px;
  }

  .knowledge-action-button {
    padding: 9px 10px;
  }

  .knowledge-main {
    padding: 10px;
  }

  .knowledge-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .knowledge-empty-trash {
    width: 100%;
  }

  .knowledge-pinned {
    padding: 12px;
  }

  .knowledge-list-head {
    display: none;
  }

  .knowledge-row {
    min-height: 70px;
  }

  .knowledge-row-main {
    min-height: 69px;
    padding: 8px 7px;
    gap: 9px;
  }

  .knowledge-type-mark {
    width: 36px;
    height: 36px;
  }

  .knowledge-row-actions {
    padding-right: 3px;
  }

  .knowledge-row-actions button {
    width: 32px;
    height: 32px;
  }

  .knowledge-row-actions button:first-child:not(:only-child) {
    display: none;
  }

  .knowledge-dialog-backdrop {
    padding: 8px;
    align-items: end;
  }

  .knowledge-dialog {
    max-height: calc(100vh - 16px);
    border-radius: 22px 22px 14px 14px;
  }

  .knowledge-dialog > header {
    padding: 18px 16px 13px;
    grid-template-columns: 38px minmax(0, 1fr) 36px;
    gap: 9px;
  }

  .knowledge-dialog-mark {
    width: 38px;
    height: 38px;
  }

  .knowledge-dialog > header h2 {
    font-size: 18px;
  }

  .knowledge-dialog-body {
    padding: 3px 16px 16px;
  }

  .knowledge-dialog > footer {
    padding: 13px 16px 16px;
  }

  .knowledge-dialog > footer button {
    flex: 1 1 50%;
    min-width: 0;
  }

  .knowledge-quicklook-backdrop {
    padding: 0;
  }

  .knowledge-quicklook {
    width: 100%;
    height: 100%;
    min-height: 100%;
    border: 0;
    border-radius: 0;
  }

  .knowledge-quicklook-head {
    min-height: 70px;
    padding: 10px;
    gap: 8px;
  }

  .knowledge-quicklook-file {
    width: min(52%, 260px);
    gap: 8px;
  }

  .knowledge-quicklook-file .knowledge-type-mark {
    display: none;
  }

  .knowledge-quicklook-file h2 {
    font-size: 12px;
  }

  .knowledge-quicklook-file p {
    font-size: 8.5px;
  }

  .knowledge-quicklook-actions {
    gap: 4px;
  }

  .knowledge-quicklook-nav {
    border: 0;
    background: transparent;
  }

  .knowledge-quicklook-nav span {
    display: none;
  }

  .knowledge-quicklook-actions > button,
  .knowledge-quicklook-nav button {
    width: 34px;
    min-height: 34px;
    padding: 0;
  }

  .knowledge-pdf-preview {
    min-height: calc(100vh - 70px);
  }

  .knowledge-text-preview,
  .knowledge-note-preview {
    width: calc(100% - 16px);
    min-height: calc(100% - 16px);
    margin: 8px;
    padding: 17px;
    border-radius: 10px;
    font-size: 11px;
  }

  .knowledge-link-preview,
  .knowledge-preview-unavailable,
  .knowledge-audio-preview {
    width: calc(100% - 20px);
    margin: 28px auto;
    padding: 25px 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .knowledge-loading span,
  .knowledge-preview-loading span {
    animation: none;
  }
}