.tool-navigation{--nav-surface:var(--color-surface-raised,var(--surface));--nav-ink:var(--color-ink,var(--ink));--nav-muted:var(--color-muted-ink,var(--muted));--nav-border:var(--color-border,var(--hairline));--nav-accent:var(--color-action,var(--cobalt));--nav-selected:var(--color-selected,var(--cobalt-soft));--nav-shadow:var(--shadow-menu,var(--menu-shadow));z-index:40;right:max(1.5rem, env(safe-area-inset-right));bottom:max(1.5rem, env(safe-area-inset-bottom));color:var(--nav-ink);font-size:.875rem;line-height:1.5;position:fixed}.app-shell:has(>.tool-navigation){padding-bottom:calc(6rem + env(safe-area-inset-bottom))}.tool-navigation svg{flex-shrink:0;width:20px;height:20px}.tool-navigation .tool-navigation__trigger{border:1px solid var(--nav-border);min-height:48px;color:var(--nav-ink);background:var(--nav-surface);box-shadow:var(--nav-shadow);font:inherit;cursor:pointer;border-radius:999px;justify-content:center;align-items:center;gap:.6rem;padding:.75rem 1rem;font-weight:600;display:flex}.tool-navigation .tool-navigation__trigger:hover,.tool-navigation .tool-navigation__trigger[aria-expanded=true]{border-color:var(--nav-accent);color:var(--nav-accent);background:var(--nav-surface)}.tool-navigation__panel{width:min(20rem,100vw - 3rem);max-height:calc(100dvh - 7.5rem - env(safe-area-inset-bottom));border:1px solid var(--nav-border);background:var(--nav-surface);box-shadow:var(--nav-shadow);border-radius:16px;padding:.5rem;animation:.15s ease-out tool-navigation-open;position:absolute;bottom:calc(100% + .75rem);right:0;overflow-y:auto}.tool-navigation__panel[hidden]{display:none}.tool-navigation__heading{color:var(--nav-muted);margin:.35rem .65rem .5rem;font-size:.75rem;font-weight:500}.tool-navigation__item{min-height:48px;color:var(--nav-ink);border-radius:9px;align-items:center;gap:.65rem;padding:.7rem .65rem;text-decoration:none;display:flex}.tool-navigation__label{overflow-wrap:anywhere;flex:1;min-width:0}.tool-navigation__item svg{color:var(--nav-muted)}.tool-navigation__item:hover,.tool-navigation__item[aria-current=page]{background:var(--nav-selected)}.tool-navigation__current{color:var(--nav-accent);font-size:.75rem}.tool-navigation :focus-visible{outline:2px solid var(--nav-accent);outline-offset:2px}.tool-navigation__item:focus-visible{outline-offset:-2px}@keyframes tool-navigation-open{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@media (max-width:600px){.tool-navigation{right:max(1rem, env(safe-area-inset-right));bottom:max(1rem, env(safe-area-inset-bottom))}.tool-navigation__panel{width:min(20rem,100vw - 2rem)}}@media (prefers-reduced-motion:reduce){.tool-navigation__panel{animation:none}}