.key-node-admin { display: grid; gap: 18px; }
.key-node-admin-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 20px; padding: 22px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); }
.key-node-admin-head h2 { margin: 4px 0 8px; color: var(--text); font-size: 24px; }
.key-node-admin-head p { max-width: 760px; margin: 0; color: var(--muted); line-height: 1.7; }
.key-node-head-actions, .key-node-actions, .key-node-pagination { display: flex; align-items: center; gap: 8px; }
.key-node-admin button, .key-node-dialog button { min-height: 36px; padding: 0 14px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--text); font: inherit; font-weight: 700; cursor: pointer; }
.key-node-admin button:hover, .key-node-dialog button:hover { border-color: var(--primary-top); color: var(--primary-top); }
.key-node-admin button:disabled, .key-node-dialog button:disabled { cursor: not-allowed; opacity: .55; }
.key-node-admin .key-node-primary, .key-node-dialog .key-node-primary { border-color: var(--primary-top); background: var(--primary-top); color: #fff; }
.key-node-admin .key-node-primary:hover, .key-node-dialog .key-node-primary:hover { color: #fff; filter: brightness(.95); }
.key-node-actions button { min-height: 30px; padding: 0 10px; font-size: 12px; }
.key-node-actions button.danger { color: var(--danger, #b42318); }
.key-node-summary { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.key-node-summary > div { display: flex; align-items: baseline; gap: 6px; min-width: 0; padding: 8px 11px; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); }
.key-node-summary strong { color: var(--text); font-size: 16px; line-height: 1; }
.key-node-summary span { color: var(--muted); font-size: 12px; }
.key-node-filters { display: grid; grid-template-columns: minmax(150px, .7fr) minmax(130px, .6fr) minmax(240px, 1.7fr) auto; gap: 10px; align-items: end; padding: 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface-soft); }
.key-node-filters label, .key-node-form-grid label { display: grid; gap: 6px; color: var(--muted-strong); font-size: 12px; font-weight: 700; }
.key-node-filters input, .key-node-filters select, .key-node-form-grid input, .key-node-form-grid select, .key-node-form-grid textarea { width: 100%; min-height: 40px; padding: 9px 11px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); color: var(--text); font: inherit; box-sizing: border-box; }
.key-node-form-grid textarea { min-height: 92px; resize: vertical; line-height: 1.6; }
.key-node-list-head, .key-node-row { display: grid; grid-template-columns: minmax(260px, 1.7fr) minmax(190px, 1.15fr) minmax(150px, .9fr) 72px 22px; align-items: center; gap: 14px; }
.key-node-list-head { padding: 0 15px; color: var(--muted); font-size: 11px; font-weight: 800; }
.key-node-list { display: grid; gap: 6px; }
.key-node-card { overflow: hidden; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.key-node-card.is-expanded { border-color: color-mix(in srgb, var(--primary-top) 36%, var(--line)); box-shadow: 0 5px 18px rgba(15, 23, 42, .06); }
.key-node-card.is-disabled { opacity: .68; }
.key-node-admin .key-node-row { width: 100%; min-height: 66px; padding: 10px 15px; border: 0; border-radius: 0; background: transparent; color: var(--text); text-align: left; }
.key-node-admin .key-node-row:hover { background: var(--surface-soft); color: var(--text); }
.key-node-row-title { display: grid; min-width: 0; gap: 7px; }
.key-node-row-title > strong { overflow: hidden; color: var(--text); font-size: 14px; text-overflow: ellipsis; white-space: nowrap; }
.key-node-row-meta { display: grid; min-width: 0; gap: 4px; }
.key-node-row-meta small { color: var(--muted); font-size: 10px; font-weight: 700; }
.key-node-row-meta strong { overflow: hidden; color: var(--text); font-size: 12px; font-weight: 700; line-height: 1.45; text-overflow: ellipsis; white-space: nowrap; }
.key-node-chevron { color: var(--muted); font-size: 19px; line-height: 1; transition: transform .18s ease; }
.key-node-card.is-expanded .key-node-chevron { transform: rotate(180deg); }
.key-node-card-heading { display: flex; align-items: center; gap: 7px; flex-wrap: wrap; }
.key-node-category, .key-node-required, .key-node-optional, .key-node-status { display: inline-flex; align-items: center; min-height: 24px; padding: 0 8px; border-radius: 999px; font-size: 11px; font-weight: 800; }
.key-node-category.is-monthly { background: rgba(26, 115, 232, .1); color: #1967d2; }
.key-node-category.is-trigger { background: rgba(249, 171, 0, .14); color: #9a6700; }
.key-node-category.is-rule { background: rgba(147, 52, 230, .1); color: #7b1fa2; }
.key-node-required { background: rgba(217, 48, 37, .1); color: #b3261e; }
.key-node-optional { background: var(--surface-soft); color: var(--muted); }
.key-node-status { border: 1px solid var(--line); color: var(--muted); }
.key-node-status.is-active { border-color: rgba(19, 115, 51, .22); background: rgba(19, 115, 51, .08); color: #137333; }
.key-node-position { color: var(--muted); font-size: 11px; }
.key-node-detail { display: grid; gap: 13px; padding: 15px 18px 18px; border-top: 1px solid var(--line); background: color-mix(in srgb, var(--surface-soft) 54%, var(--surface)); }
.key-node-detail[hidden] { display: none; }
.key-node-detail-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.key-node-question { padding: 12px 14px; border-left: 3px solid var(--primary-top); border-radius: 0 8px 8px 0; background: var(--surface-soft); }
.key-node-question span, .key-node-work-grid span, .key-node-detail-meta span { display: block; margin-bottom: 5px; color: var(--muted); font-size: 11px; font-weight: 800; letter-spacing: .02em; }
.key-node-question p, .key-node-work-grid p { margin: 0; color: var(--text); font-size: 13px; line-height: 1.7; }
.key-node-work-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.key-node-work-grid section { padding: 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface-soft); }
.key-node-detail-meta { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; padding-top: 3px; }
.key-node-detail-meta strong { color: var(--text); font-size: 12px; font-weight: 700; line-height: 1.5; }
.key-node-empty { display: grid; justify-items: center; gap: 8px; padding: 42px 20px; border: 1px dashed var(--line); border-radius: 14px; color: var(--muted); text-align: center; }
.key-node-empty strong { color: var(--text); }
.key-node-empty.is-error { color: var(--danger, #b42318); }
.key-node-pagination { justify-content: center; }
.key-node-dialog { width: min(860px, calc(100vw - 28px)); max-height: min(88vh, 920px); padding: 0; overflow: auto; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); color: var(--text); box-shadow: 0 22px 70px rgba(15, 23, 42, .24); }
.key-node-dialog::backdrop { background: rgba(15, 23, 42, .5); backdrop-filter: blur(2px); }
.key-node-form { display: grid; }
.key-node-form > header { position: sticky; top: 0; z-index: 2; display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; padding: 20px 22px; border-bottom: 1px solid var(--line); background: var(--surface); }
.key-node-form > header span { color: var(--primary-top); font-size: 11px; font-weight: 800; letter-spacing: .08em; }
.key-node-form > header h2 { margin: 4px 0 0; font-size: 22px; }
.key-node-form > header button { width: 36px; padding: 0; font-size: 22px; }
.key-node-form-error { margin: 16px 22px 0; padding: 11px 13px; border-radius: 8px; background: rgba(217, 48, 37, .09); color: #b3261e; font-size: 13px; line-height: 1.5; }
.key-node-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; padding: 20px 22px; }
.key-node-form-grid .is-full { grid-column: 1 / -1; }
.key-node-form-grid .key-node-checkbox { display: flex; align-items: center; align-self: end; min-height: 40px; padding: 0 4px; }
.key-node-form-grid .key-node-checkbox input { width: 18px; min-height: 18px; }
.key-node-form > footer { position: sticky; bottom: 0; display: flex; justify-content: flex-end; gap: 8px; padding: 15px 22px; border-top: 1px solid var(--line); background: var(--surface); }
body[data-palette="midnight"] .key-node-category.is-monthly, body[data-theme="dark"] .key-node-category.is-monthly { color: #8ab4f8; }
body[data-palette="midnight"] .key-node-category.is-trigger, body[data-theme="dark"] .key-node-category.is-trigger { color: #fdd663; }
body[data-palette="midnight"] .key-node-category.is-rule, body[data-theme="dark"] .key-node-category.is-rule { color: #d7aefb; }
body[data-palette="midnight"] .key-node-required, body[data-theme="dark"] .key-node-required { color: #f28b82; }
body[data-palette="midnight"] .key-node-status.is-active, body[data-theme="dark"] .key-node-status.is-active { color: #81c995; }
@media (max-width: 780px) {
  .key-node-admin-head { flex-direction: column; align-items: stretch; }
  .key-node-head-actions, .key-node-actions { justify-content: flex-end; }
  .key-node-filters { grid-template-columns: 1fr 1fr; }
  .key-node-search { grid-column: 1 / -1; }
  .key-node-work-grid, .key-node-form-grid { grid-template-columns: 1fr; }
  .key-node-form-grid .is-full { grid-column: auto; }
  .key-node-list-head { display: none; }
  .key-node-list { gap: 8px; }
  .key-node-row { grid-template-columns: minmax(0, 1fr) auto 22px; }
  .key-node-row-title { grid-column: 1 / 2; }
  .key-node-row-meta { grid-column: 1 / -1; }
  .key-node-row-meta:nth-of-type(3) { display: none; }
  .key-node-status { grid-column: 2; grid-row: 1; }
  .key-node-chevron { grid-column: 3; grid-row: 1; }
}
@media (max-width: 480px) {
  .key-node-filters { grid-template-columns: 1fr; }
  .key-node-search { grid-column: auto; }
  .key-node-head-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .key-node-actions { justify-content: flex-start; }
  .key-node-summary > div { flex: 1 1 calc(50% - 8px); justify-content: center; border-radius: 10px; }
  .key-node-detail { padding: 14px; }
}