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var(--border)}.diagram-canvas-toolbar__title{font-weight:700;font-size:14px;color:var(--text-primary)}.diagram-canvas-toolbar__actions{display:flex;gap:8px}.diagram-canvas{flex:1;background:#fafbfc}.feed{list-style:none;padding:0;margin:0}.feed__item{display:flex;align-items:flex-start;gap:12px;padding:1rem 1.25rem;border-bottom:1px solid var(--border-light)}.feed__item:last-child{border-bottom:none}.feed__avatar{width:36px;height:36px;border-radius:50%;background:var(--primary-light);color:var(--primary);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.75rem;flex-shrink:0}.feed__body{flex:1;min-width:0}.feed__text{font-size:.8125rem;color:var(--text-primary);line-height:1.5}.feed__text strong{font-weight:600}.feed__time{font-size:.75rem;color:var(--text-muted);margin-top:2px}.settings-section{margin-bottom:1.5rem}.settings-section__title{font-size:1rem;font-weight:700;color:var(--text-primary);margin-bottom:1rem;padding-bottom:.75rem;border-bottom:1px solid var(--border-light)}.settings-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:.75rem 0;border-bottom:1px solid var(--border-light)}.settings-row:last-child{border-bottom:none}.settings-row__label{font-size:.875rem;font-weight:500;color:var(--text-primary)}.settings-row__hint{font-size:.75rem;color:var(--text-muted);margin-top:2px}.switch{position:relative;width:40px;height:22px;border-radius:11px;background:var(--input-border);transition:background var(--transition);flex-shrink:0}.switch--on{background:var(--primary)}.switch__thumb{position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:#fff;transition:transform var(--transition);box-shadow:0 1px 3px #00000026}.switch--on .switch__thumb{transform:translate(18px)}.empty-state{text-align:center;padding:3rem 1rem;color:var(--text-muted)}.empty-state svg{width:48px;height:48px;margin-bottom:12px;opacity:.5}.empty-state p{font-size:.875rem}.loading-card{padding:3rem;text-align:center;color:var(--text-muted);font-size:.875rem}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media (max-width: 575px){.form-row{grid-template-columns:1fr}}.form-actions{display:flex;align-items:center;gap:8px;margin-top:1rem}.text-muted{color:var(--text-muted)}.text-primary{color:var(--primary)}.text-success{color:var(--success)}.text-danger{color:var(--danger)}.text-center{text-align:center}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}.gap-sm{gap:.5rem}.d-flex{display:flex}.align-center{align-items:center}.justify-between{justify-content:space-between}