.w4-rail{--rail-accent:#14618f;--rail-inset:#f7fafd;--rail-ring:#9fb4cf;--rail-dot:#c9d6e6;--rail-card:#fff;--rail-ink:#0f2340;--rail-ink-soft:#46618a;--rail-line:#dce5f0}.corridor .w4-rail{--rail-accent:var(--w4-accent,#14618f);--rail-inset:var(--w4-inset,#f7fafd);--rail-ring:var(--w4-rail-ring,#9fb4cf);--rail-dot:var(--w4-rail-dot,#c9d6e6);--rail-card:var(--card);--rail-ink:var(--ink);--rail-ink-soft:var(--ink-soft);--rail-line:var(--line)}.w4-rail{display:none}@media (min-width:1240px){.w4-rail{left:max(8px, calc(50vw - var(--rail-column,1180px) / 2 - 66px));z-index:20;width:44px;display:block;position:fixed;top:96px}}.w4-rail ol{background:linear-gradient(var(--rail-line), var(--rail-line)) center / 2px 100% no-repeat;flex-direction:column;align-items:center;gap:16px;margin:0;padding:6px 0;list-style:none;display:flex}.w4-rail ol ol{background:0 0;padding:14px 0 4px;display:none}.w4-rail li.is-current>ol{display:flex}.w4-rail li{flex-direction:column;align-items:center;display:flex;position:relative}.w4-rail a{background:var(--rail-card);border:2px solid var(--rail-ring);box-sizing:border-box;color:#0000;border-radius:999px;width:12px;height:12px;font-size:0;text-decoration:none;display:block;position:relative}.w4-rail a:hover{border-color:var(--rail-accent)}.w4-rail a:focus-visible{outline:2px solid var(--rail-accent);outline-offset:3px}.w4-rail li.is-current>a{background:var(--rail-accent);border-color:var(--rail-accent);width:18px;height:18px;box-shadow:0 0 0 4px #14618f2e}.w4-rail ol ol a{background:var(--rail-dot);border:0;width:8px;height:8px}.w4-rail ol ol li.is-current>a{background:var(--rail-ink);width:8px;height:8px;box-shadow:0 0 0 3px #0f234024}.w4-rail:before{background:var(--rail-card);content:"";width:var(--w4-rail-panel,320px);z-index:-1;border-radius:14px;display:none;position:absolute;top:-14px;bottom:-14px;left:-12px;box-shadow:0 1px 2px #0f234014,0 12px 32px #0f234024}.w4-rail:hover:before,.w4-rail:focus-within:before{display:block}.w4-rail-label{color:var(--rail-ink);font-size:var(--fs-small);text-align:left;white-space:nowrap;border-radius:6px;padding:3px 8px;font-weight:600;line-height:1.35;display:none;position:absolute;top:50%;left:24px;transform:translateY(-50%)}.w4-rail ol ol .w4-rail-label{color:var(--rail-ink-soft);font-size:var(--fs-small);font-weight:500;left:34px}.w4-rail li.is-current>a>.w4-rail-label{color:var(--rail-accent);font-weight:700;left:27px}.w4-rail ol ol li.is-current>a>.w4-rail-label{color:var(--rail-ink);font-weight:700;left:34px}.w4-rail:hover .w4-rail-label,.w4-rail:focus-within .w4-rail-label{display:block}.w4-rail a:hover>.w4-rail-label,.w4-rail a:focus-visible>.w4-rail-label{background:var(--rail-inset);color:var(--rail-accent)}