.knowledge-manager-view { padding: 22px 28px var(--content-bottom-padding); max-width: 1120px; margin: 0 auto; }
.knowledge-manager-view [hidden] { display: none !important; }
.knowledge-page-header { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-bottom: 18px; margin-bottom: 16px; border-bottom: 1px solid var(--border-color, #dce2e8); }
.knowledge-page-header h1 { margin: 0; color: var(--text-primary); font-size: 24px; line-height: 1.35; letter-spacing: 0; }
.knowledge-page-header p { margin: 4px 0 0; color: var(--text-secondary, #64748b); font-size: 13px; }
.knowledge-toolbar-actions, .knowledge-actions, .knowledge-editor-actions { display: flex; align-items: center; gap: 8px; }
.knowledge-toolbar-actions .btn { display: inline-flex; align-items: center; justify-content: center; gap: 7px; min-height: 40px; white-space: nowrap; }
.knowledge-manager-view button svg, .knowledge-item-icon svg, .knowledge-empty-icon svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.knowledge-icon-button { width: 40px; padding: 0; }
.knowledge-capacity-bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; color: var(--text-secondary, #64748b); font-size: 12px; }
.knowledge-capacity-bar strong { color: var(--text-primary); font-weight: 600; }
.knowledge-list { display: grid; gap: 12px; }
.knowledge-item { padding: 16px 18px; background: var(--surface-color, #fff); border: 1px solid var(--border-color, #dce2e8); border-radius: 8px; }
.knowledge-item > header, .knowledge-document { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.knowledge-item-heading { display: flex; align-items: center; min-width: 0; gap: 12px; }
.knowledge-item-icon { display: grid; place-items: center; flex: 0 0 42px; width: 42px; height: 42px; color: var(--primary-color, #2563eb); background: #eff6ff; border-radius: 8px; }
.knowledge-item-title { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.knowledge-item h2 { margin: 0; color: var(--text-primary); font-size: 16px; line-height: 1.4; letter-spacing: 0; }
.knowledge-item p { margin: 5px 0 0; color: var(--text-secondary, #64748b); font-size: 13px; }
.knowledge-status-badge { padding: 2px 7px; color: #1d4ed8; background: #eff6ff; border-radius: 4px; font-size: 12px; font-weight: 600; }
.knowledge-actions { flex-wrap: wrap; }
.knowledge-card-action { display: inline-grid; place-items: center; width: 38px; height: 38px; padding: 0; color: var(--text-secondary, #64748b); background: transparent; border: 1px solid transparent; border-radius: 6px; cursor: pointer; }
.knowledge-card-action:hover { color: var(--primary-color, #2563eb); background: var(--background-color, #f8fafc); border-color: var(--border-color, #dce2e8); }
.knowledge-card-action.is-danger:hover { color: var(--error-color, #dc2626); background: #fef2f2; border-color: #fecaca; }
.knowledge-meter { height: 4px; margin: 14px 0 0; overflow: hidden; background: #e8edf2; border-radius: 2px; }
.knowledge-meter span { display: block; height: 100%; background: #16a34a; }
.knowledge-document { min-height: 58px; border-top: 1px solid var(--border-color, #edf0f3); }
.knowledge-document strong, .knowledge-document span { display: block; }
.knowledge-document strong { color: var(--text-primary); font-size: 14px; }
.knowledge-document span { margin-top: 3px; color: var(--text-secondary, #64748b); font-size: 12px; }
.knowledge-document-status.ready { color: #15803d; }
.knowledge-document-status.processing { color: #a16207; }
.knowledge-document-status.failed { color: #b91c1c; }
.knowledge-document .knowledge-actions button { min-height: 34px; padding: 0 10px; color: var(--primary-color, #2563eb); background: transparent; border: 1px solid transparent; border-radius: 6px; cursor: pointer; }
.knowledge-document .knowledge-actions button:hover { background: #eff6ff; border-color: #bfdbfe; }
.knowledge-no-documents { padding: 16px 0 2px; }
.knowledge-state { padding: 48px 20px; text-align: center; background: var(--surface-color, #fff); border: 1px solid var(--border-color, #dce2e8); border-radius: 8px; }
.knowledge-state button { margin-left: 10px; }
.knowledge-empty { display: flex; flex-direction: column; align-items: center; justify-content: center; min-height: 320px; }
.knowledge-empty-icon { display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: 16px; color: var(--text-secondary, #64748b); background: var(--background-color, #f8fafc); border-radius: 8px; }
.knowledge-empty strong { color: var(--text-primary); font-size: 16px; }
.knowledge-empty p { margin: 7px 0 18px; color: var(--text-secondary, #64748b); font-size: 13px; }
.knowledge-empty button { margin: 0; }

.knowledge-editor-header > div:first-child { display: flex; align-items: center; gap: 12px; }
.knowledge-back-button { display: inline-grid; place-items: center; flex: 0 0 38px; width: 38px; height: 38px; padding: 0; color: var(--text-secondary); background: transparent; border: 1px solid transparent; border-radius: 6px; cursor: pointer; }
.knowledge-back-button:hover { color: var(--primary-color); background: var(--background-color); border-color: var(--border-color); }
.knowledge-editor-form { display: grid; gap: 16px; }
.knowledge-form-section { padding: 20px; background: var(--surface-color, #fff); border: 1px solid var(--border-color, #dce2e8); border-radius: 8px; }
.knowledge-form-section h2 { margin: 0 0 18px; color: var(--text-primary); font-size: 16px; letter-spacing: 0; }
.knowledge-editor-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.knowledge-editor-grid .form-group { margin: 0; }
.knowledge-description-field { grid-column: 1 / -1; }
.knowledge-editor-grid .form-control { width: 100%; min-height: 42px; box-sizing: border-box; }
.knowledge-editor-actions { justify-content: flex-end; }
.knowledge-editor-actions .btn { min-width: 104px; min-height: 40px; }

.knowledge-dialog { width: min(560px, calc(100vw - 32px)); max-height: calc(100vh - 40px); overflow: auto; padding: 0; background: var(--surface-color, #fff); border: 0; border-radius: 8px; box-shadow: 0 20px 45px rgba(15, 23, 42, .18); }
.knowledge-dialog::backdrop { background: rgba(15, 23, 42, .42); }
.knowledge-dialog form { padding: 22px; }
.knowledge-dialog-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.knowledge-dialog h2 { margin: 0; color: var(--text-primary); font-size: 19px; letter-spacing: 0; }
.knowledge-dialog-header p { margin: 5px 0 0; color: var(--text-secondary, #64748b); font-size: 13px; }
.knowledge-dialog-close { width: 36px; height: 36px; padding: 0; color: var(--text-secondary); background: transparent; border: 0; border-radius: 6px; font-size: 24px; cursor: pointer; }
.knowledge-dialog-close:hover { background: var(--background-color, #f8fafc); }
.knowledge-dialog label { display: grid; gap: 7px; margin-bottom: 14px; color: var(--text-primary); font-size: 14px; font-weight: 500; }
.knowledge-dialog input, .knowledge-dialog textarea { width: 100%; box-sizing: border-box; }
.knowledge-upload-divider { display: flex; align-items: center; gap: 10px; margin: 4px 0 14px; color: #94a3b8; font-size: 12px; }
.knowledge-upload-divider::before, .knowledge-upload-divider::after { content: ''; height: 1px; flex: 1; background: #e2e8f0; }
.knowledge-dialog-actions { display: flex; justify-content: flex-end; gap: 8px; padding-top: 4px; }
.knowledge-manager-view button:focus-visible, .knowledge-manager-view input:focus-visible, .knowledge-manager-view textarea:focus-visible { outline: 2px solid var(--primary-color, #2563eb); outline-offset: 2px; }

@media (max-width: 640px) {
    .knowledge-manager-view { padding: 16px 14px var(--content-bottom-padding); }
    .knowledge-page-header { align-items: flex-start; flex-direction: column; gap: 12px; }
    .knowledge-page-header h1 { font-size: 21px; }
    .knowledge-toolbar-actions { align-self: stretch; justify-content: flex-end; }
    .knowledge-item > header, .knowledge-document { align-items: stretch; flex-direction: column; }
    .knowledge-item { padding: 14px; }
    .knowledge-actions { justify-content: flex-end; }
    .knowledge-item > header > .knowledge-actions { padding-top: 10px; border-top: 1px solid var(--border-color, #edf0f3); }
    .knowledge-card-action { width: 40px; height: 40px; }
    .knowledge-editor-header > div:first-child { align-items: flex-start; }
    .knowledge-editor-grid { grid-template-columns: minmax(0, 1fr); }
    .knowledge-description-field { grid-column: auto; }
    .knowledge-form-section { padding: 16px; }
    .knowledge-editor-actions .btn { flex: 1; }
    .knowledge-dialog form { padding: 18px 16px; }
}