:root{--bg-app:#faf9f5;--bg-card:#fff;--bg-surface:#fff;--bg-sidebar:#faf9f5;--bg-subtle:#f4f2ed;--bg-hover:#f1efe9;--bg-active:#eceae3;--bg-input:#fff;--bg-pill:#f5f4f0;--border-subtle:#efede7;--border-default:#e6e4dd;--border-strong:#d5d2c9;--border-focus:#1d74b8;--border-active-card:#3d3b37;--text-primary:#141413;--text-secondary:#4a4842;--text-muted:#78756e;--text-subtle:#9c988f;--text-on-dark:#fff;--title-gradient:linear-gradient(95deg, #2d8b8b 0%, #2178b5 55%, #1668c4 100%);--hero-gradient:radial-gradient(circle at 12% 88%, #2e8d89 0%, #1d70b8 48%, #0d5bd1 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34px;font-size:12.5px}.search-input::placeholder{color:var(--text-muted)}.search-input:focus{border-color:var(--border-strong);width:280px;box-shadow:var(--shadow-sm);background-color:#fff}.search-icon{color:var(--text-muted);pointer-events:none;align-items:center;display:flex;position:absolute;left:13px}.search-shortcut-badge{color:var(--text-muted);letter-spacing:.02em;pointer-events:none;font-size:11px;font-weight:500;position:absolute;right:12px}.engine-indicator-pill{border-radius:var(--radius-full);border:1px solid var(--border-default);background-color:var(--bg-pill);cursor:pointer;-webkit-user-select:none;user-select:none;height:38px;transition:all var(--transition-fast);align-items:center;gap:9px;padding:0 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