.toc-nav{padding-left:var(--space-24);border-left:2px solid var(--border-color)}.toc-title{font-size:var(--text-sm);font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--primary-text);margin-bottom:var(--space-16)}.toc-list{display:flex;flex-direction:column;gap:var(--space-8)}.toc-item{list-style:none}.toc-item .toc-link{background:none;cursor:pointer;font-family:inherit;text-align:left;width:100%;display:block;color:var(--secondary-text);font-size:var(--text-sm);padding:var(--space-4) var(--space-0);transition:all .2s ease-in-out;border:none;border-left:2px solid transparent;padding-left:var(--space-8);margin-left:-2px;text-decoration:none;line-height:1.5}.toc-item .toc-link:hover{color:var(--primary-text)}.toc-item.active .toc-link{color:var(--interactive-blue);font-weight:600;border-left-color:var(--interactive-blue);transform:translateX(4px)}.tool-execution-card{background:rgba(var(--rgb-white),.8);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(var(--rgb-black),.08);border-radius:var(--radius-xl);padding:var(--space-12) var(--space-16);margin:var(--space-8) var(--space-0);width:100%;max-width:320px;box-shadow:var(--shadow-sm);transition:all .3s ease;display:flex;flex-direction:column;gap:var(--space-4)}.tool-execution-card.complete{background:rgba(240,253,244,.7);border-color:rgba(34,197,94,.2)}.tool-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--space-4)}.tool-card-title{font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.05em;font-weight:600;color:var(--color-ink-subtle)}.tool-card-body{font-size:var(--text-sm);color:var(--neutral-800);font-weight:500}.tool-card-spinner{width:14px;height:14px;border:2px solid rgba(var(--rgb-black),.1);border-top:2px solid #3b82f6;border-radius:var(--radius-circle);animation:tool-spin .8s linear infinite}.tool-card-check{color:#22c55e;width:16px;height:16px;display:flex;align-items:center;justify-content:center}@keyframes tool-spin{to{transform:rotate(1turn)}}