.page-rail{position:fixed;top:50%;right:32px;transform:translateY(-50%);z-index:40;padding:18px 20px;background:var(--white);border:1px solid var(--gray-200);border-radius:var(--radius-xl);box-shadow:0 10px 30px -10px #0f172a1a;min-width:180px;max-height:calc(100vh - 80px);overflow-y:auto}@media (max-width: 1079px){.page-rail{display:none}}.page-rail-label{display:block;font-family:var(--font-mono);font-size:10px;text-transform:uppercase;letter-spacing:.1em;font-weight:600;color:var(--gray-500);margin-bottom:12px}.page-rail-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px;position:relative}.page-rail-list:before{content:"";position:absolute;left:4px;top:8px;bottom:8px;width:1px;background:var(--gray-200)}.page-rail-list li a{display:flex;align-items:center;gap:12px;padding:6px 0;text-decoration:none;font-size:13px;color:var(--gray-500);font-weight:500;transition:color .12s;position:relative}.page-rail-list li a:hover{color:var(--gray-900)}.page-rail-dot{width:9px;height:9px;border-radius:50%;background:var(--white);border:2px solid var(--gray-300);flex-shrink:0;transition:background .15s,border-color .15s,transform .15s}.page-rail-text{line-height:1.3}.page-rail-list li.is-active a{color:var(--brand-700);font-weight:600}.page-rail-list li.is-active .page-rail-dot{background:var(--brand-600);border-color:var(--brand-600);transform:scale(1.15);box-shadow:0 0 0 3px var(--brand-100)}.page-rail-dense .page-rail-list li a{padding:4px 0;font-size:12px}.page-rail-dense .page-rail-dot{width:7px;height:7px;border-width:1.5px}.page-rail-dense .page-rail-list:before{left:3px}[data-theme=dark] .page-rail{background:var(--gray-50);border-color:var(--gray-200)}[data-theme=dark] .page-rail-list:before{background:var(--gray-300)}[data-theme=dark] .page-rail-dot{border-color:var(--gray-400);background:var(--gray-50)}[data-theme=dark] .page-rail-list li.is-active .page-rail-dot{background:var(--brand-300);border-color:var(--brand-300)}[data-theme=dark] .page-rail-list li.is-active a{color:var(--brand-300)}