.collapse-toolbar{position:absolute;bottom:12px;left:12px;display:flex;align-items:center;gap:8px;padding:6px 10px;background:#fffffff2;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:8px;box-shadow:0 2px 12px #0000001a;z-index:10;flex-wrap:wrap;max-width:calc(100% - 24px)}.mobile-menu-toggle{display:none;align-items:center;justify-content:center;width:36px;height:36px;padding:0;background:var(--color-bg, #fff);border:1px solid var(--color-surface, #e5e7eb);border-radius:6px;cursor:pointer;color:var(--color-text, #1f2937);transition:all .15s ease}.mobile-menu-toggle:hover{background:#f3f4f6}.toolbar-desktop{display:flex;align-items:center;gap:8px}.toolbar-section{display:flex;align-items:center;gap:4px}.toolbar-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;background:var(--color-bg, #fff);border:1px solid var(--color-surface, #e5e7eb);border-radius:6px;cursor:pointer;color:var(--color-text-muted, #6b7280);transition:all .15s ease}.toolbar-btn:hover{background:#f3f4f6;color:var(--color-text, #1f2937);border-color:var(--color-text-muted, #6b7280)}.toolbar-btn.active{background:#166534;color:#fff;border-color:#166534}.toolbar-btn.active:hover{background:#14532d;border-color:#14532d}.toolbar-btn:disabled{opacity:.4;cursor:not-allowed}.toolbar-btn:disabled:hover{background:var(--color-bg, #fff);color:var(--color-text-muted, #6b7280);border-color:var(--color-surface, #e5e7eb);transform:none}.toolbar-divider{width:1px;height:24px;background:var(--color-surface, #e5e7eb)}.toolbar-levels{gap:6px;flex-wrap:wrap}.level-btn{display:flex;align-items:center;gap:6px;padding:5px 10px;background:var(--color-bg, #fff);border:1px solid var(--color-surface, #e5e7eb);border-radius:6px;cursor:pointer;font-size:12px;font-weight:500;color:var(--color-text, #1f2937);transition:all .15s ease;white-space:nowrap}.level-btn:hover{background:#f3f4f6;transform:translateY(-1px);box-shadow:0 2px 6px #00000014}.level-btn.collapsed{opacity:.7;background:var(--color-surface, #e5e7eb)}.level-indicator{width:10px;height:10px;border-radius:3px;flex-shrink:0}.level-name{max-width:120px;overflow:hidden;text-overflow:ellipsis}.level-icon{display:flex;align-items:center;justify-content:center;color:var(--color-text-muted, #6b7280);margin-left:2px}.level-icon svg{width:14px;height:14px}.level-btn.expanded .level-icon{color:var(--node-color)}.level-btn[data-tooltip]{position:relative}.level-btn[data-tooltip]:after{content:attr(data-tooltip);position:absolute;bottom:100%;left:50%;transform:translate(-50%);padding:6px 10px;background:#1f2937;color:#fff;font-size:12px;font-weight:500;border-radius:6px;white-space:nowrap;opacity:0;visibility:hidden;transition:opacity .15s ease,visibility .15s ease;pointer-events:none;margin-bottom:8px;z-index:100}.level-btn[data-tooltip]:hover:after{opacity:1;visibility:visible}.toolbar-dropdown{position:absolute;top:calc(100% + 8px);left:0;background:#fff;border-radius:12px;box-shadow:0 4px 24px #0003;min-width:240px;z-index:100;display:none}.dropdown-section{padding:12px}.dropdown-label{display:block;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--color-text-muted, #6b7280);margin-bottom:8px}.dropdown-buttons{display:flex;gap:6px}.dropdown-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:10px 12px;background:var(--color-bg, #fff);border:1px solid var(--color-surface, #e5e7eb);border-radius:8px;cursor:pointer;font-size:12px;font-weight:500;color:var(--color-text, #1f2937);transition:all .15s ease;white-space:nowrap}.dropdown-btn:hover{background:#f3f4f6;border-color:var(--color-text-muted, #6b7280)}.dropdown-btn.active{background:#166534;color:#fff;border-color:#166534}.dropdown-btn.active:hover{background:#14532d}.dropdown-btn svg{flex-shrink:0}.dropdown-divider{height:1px;background:var(--color-surface, #e5e7eb);margin:0}.dropdown-levels{display:flex;flex-direction:column;gap:4px}.dropdown-level-btn{display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--color-bg, #fff);border:1px solid var(--color-surface, #e5e7eb);border-radius:8px;cursor:pointer;font-size:13px;font-weight:500;color:var(--color-text, #1f2937);transition:all .15s ease;text-align:left}.dropdown-level-btn:hover{background:#f3f4f6;border-color:var(--color-text-muted, #6b7280)}.dropdown-level-btn.collapsed{opacity:.7;background:#f9fafb}.dropdown-level-btn .level-indicator{width:12px;height:12px;border-radius:4px}.dropdown-level-name{flex:1}.dropdown-level-status{font-size:11px;color:var(--color-text-muted, #6b7280)}@media(max-width:640px){.collapse-toolbar{padding:4px;gap:0}.mobile-menu-toggle{display:flex!important}.toolbar-desktop{display:none!important}.toolbar-dropdown.open{display:block!important}}@media(max-width:768px)and (min-width:641px){.collapse-toolbar{bottom:8px;left:8px;padding:5px 8px;gap:6px}.level-btn{padding:4px 8px;font-size:11px}.level-name{max-width:80px}.toolbar-btn{width:28px;height:28px}.toolbar-btn svg{width:14px;height:14px}}.link-tooltip{background:#fff!important;border:1px solid #e5e7eb!important;border-radius:8px!important;padding:8px 12px!important;box-shadow:0 4px 12px #00000026!important;white-space:nowrap!important;min-width:max-content!important}.link-tooltip-content{display:flex!important;align-items:center!important;gap:6px!important;white-space:nowrap!important;flex-wrap:nowrap!important}.link-tooltip-color{width:10px!important;height:10px!important;border-radius:2px!important;flex-shrink:0!important}.link-tooltip-label{font-weight:500!important;font-size:13px!important;color:#1f2937!important;white-space:nowrap!important}.link-tooltip-arrow{color:#6b7280!important;flex-shrink:0!important}.link-tooltip-value{font-size:13px!important;color:#6b7280!important;margin-left:2px!important;white-space:nowrap!important}