:root{--tour-scrim: rgba(16, 36, 62, .56)}html[data-theme=dark]{--tour-scrim: rgba(0, 0, 0, .64)}.tour-trigger{position:relative;display:grid;place-items:center;flex:0 0 auto;width:calc(32px * var(--fs));height:calc(32px * var(--fs));padding:0;border:0;border-radius:999px;background:rgba(255,255,255,.12);color:#cfd9e5;cursor:pointer;transition:background .15s ease,color .15s ease}.tour-trigger:hover,.tour-trigger:focus-visible,.tour-trigger[aria-expanded=true]{background:rgba(255,255,255,.22);color:#fff}.tour-trigger svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.tour-trigger.has-new::after{content:"";position:absolute;top:2px;right:2px;width:8px;height:8px;border-radius:50%;background:var(--warn-mid);box-shadow:0 0 0 2px var(--navy);animation:tour-dot 2.4s ease-in-out infinite}@keyframes tour-dot{50%{transform:scale(1.25)}}.tour-nav-row{display:none}@media (max-width: 760px){.tour-trigger{display:none}.topbar nav .tour-nav-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:10px;padding:16px 20px 4px}.tour-nav-label{display:flex;align-items:center;gap:8px;flex:1 0 100%;color:rgba(185,197,211,.62);font-size:calc(11px * var(--fs));font-weight:600;letter-spacing:.12em}.tour-nav-label svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.tour-nav-btn{position:relative;min-height:calc(40px * var(--fs));padding:0 16px;border:1px solid rgba(255,255,255,.2);border-radius:999px;background:rgba(255,255,255,.06);color:#cfd9e5;font:inherit;font-size:calc(13px * var(--fs));cursor:pointer}.tour-nav-btn:hover,.tour-nav-btn:focus-visible{background:rgba(255,255,255,.14);color:#fff}.tour-nav-btn[disabled]{opacity:.5;cursor:default}.tour-nav-btn.has-new::after{content:"";position:absolute;top:4px;right:6px;width:7px;height:7px;border-radius:50%;background:var(--warn-mid)}}.tour-menu{position:fixed;z-index:95;min-width:calc(232px * var(--fs));padding:6px;border:1px solid var(--line-strong);background:var(--surface);box-shadow:0 18px 50px rgba(16,36,62,.22);animation:tour-menu-in .14s ease-out}.tour-menu[hidden]{display:none}@keyframes tour-menu-in{from{opacity:0;translate:0 -4px}}.tour-menu button{display:grid;grid-template-columns:1fr auto;align-items:center;column-gap:14px;width:100%;padding:8px 10px;border:0;background:transparent;color:var(--ink);font:inherit;font-size:calc(13px * var(--fs));text-align:left;cursor:pointer}.tour-menu button+button{margin-top:2px}.tour-menu button b{font-weight:600}.tour-menu button small{grid-column:1;margin-top:2px;color:var(--muted);font-size:calc(11.5px * var(--fs))}.tour-menu button em,.tour-menu button kbd{grid-column:2;grid-row:1 / span 2}.tour-menu button:hover:not([disabled]),.tour-menu button:focus-visible{outline:0;background:var(--accent-soft)}.tour-menu button[disabled]{cursor:default}.tour-menu button[disabled] b{color:var(--faint)}.tour-menu-new{padding:1px 7px;border:1px solid var(--warn-line);background:var(--warn-soft);color:var(--warn);font-size:calc(10.5px * var(--fs));font-style:normal;font-weight:600}.tour-menu kbd{min-width:22px;padding:1px 6px;border:1px solid var(--line-strong);border-bottom-width:2px;background:var(--surface-2);color:var(--text-2);font:600 calc(11px * var(--fs))/1.4 "Cascadia Mono",Consolas,ui-monospace,Menlo,"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",monospace;text-align:center}.tour-layer{position:fixed;inset:0;z-index:120;opacity:0;transition:opacity .18s ease}.tour-layer.is-on{opacity:1}.tour-hole{position:fixed;border-radius:6px;box-shadow:0 0 0 200vmax var(--tour-scrim);pointer-events:none;transition:top .32s cubic-bezier(.2,.8,.2,1),left .32s cubic-bezier(.2,.8,.2,1),width .32s cubic-bezier(.2,.8,.2,1),height .32s cubic-bezier(.2,.8,.2,1)}.tour-hole::after{content:"";position:absolute;inset:-3px;border:2px solid var(--accent-mid);border-radius:8px;animation:tour-ring 1.9s ease-out infinite}.tour-layer.is-center .tour-hole::after{display:none}@keyframes tour-ring{0%{box-shadow:0 0 0 0 var(--accent-mid)}70%,100%{box-shadow:0 0 0 9px transparent}}.tour-pop{position:fixed;width:min(calc(360px * var(--fs)),calc(100vw - 24px));padding:14px 18px 14px;border:1px solid var(--line-strong);background:var(--surface);box-shadow:0 24px 70px rgba(16,36,62,.3);color:var(--text);transition:top .32s cubic-bezier(.2,.8,.2,1),left .32s cubic-bezier(.2,.8,.2,1)}.tour-pop:focus{outline:0}.tour-pop.is-in{animation:tour-pop-in .24s ease-out}@keyframes tour-pop-in{from{opacity:0;translate:0 6px}}.tour-pop[data-side=center]{top:50%;left:50%;width:min(calc(420px * var(--fs)),calc(100vw - 32px));transform:translate(-50%,-50%);transition:none}.tour-arrow{position:absolute;width:12px;height:12px;border:1px solid var(--line-strong);background:var(--surface);transform:rotate(45deg)}.tour-arrow[hidden]{display:none}.tour-pop[data-side=bottom] .tour-arrow{top:-7px;margin-left:-6px;border-right:0;border-bottom:0}.tour-pop[data-side=top] .tour-arrow{bottom:-7px;margin-left:-6px;border-top:0;border-left:0}.tour-pop[data-side=right] .tour-arrow{left:-7px;margin-top:-6px;border-top:0;border-right:0}.tour-pop[data-side=left] .tour-arrow{right:-7px;margin-top:-6px;border-bottom:0;border-left:0}.tour-pop-head{display:flex;align-items:center;justify-content:space-between;min-height:22px}.tour-count{color:var(--accent);font:600 calc(10.5px * var(--fs))/1 "Cascadia Mono",Consolas,ui-monospace,Menlo,"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",monospace;letter-spacing:.06em}.tour-x{display:grid;place-items:center;width:26px;height:26px;margin-right:-8px;padding:0;border:0;background:transparent;color:var(--muted);font-size:calc(18px * var(--fs));line-height:1;cursor:pointer}.tour-x:hover,.tour-x:focus-visible{background:var(--surface-3);color:var(--ink)}.tour-pop h3{margin:6px 0 6px;color:var(--ink);font-size:calc(15.5px * var(--fs));font-weight:650;line-height:1.35}.tour-body p{margin:0;font-size:calc(13px * var(--fs));line-height:1.65}.tour-pages{display:grid;gap:7px;margin:10px 0 0;padding:0;list-style:none}.tour-pages li{display:grid;gap:1px;padding:7px 10px;border-left:2px solid var(--accent-line);background:var(--surface-2);font-size:calc(12.5px * var(--fs));line-height:1.5}.tour-pages b{color:var(--ink);font-weight:600}.tour-pages span{color:var(--text-2)}.tour-dots{display:flex;gap:5px;margin:14px 0 0}.tour-dots i{width:6px;height:6px;border-radius:50%;background:var(--line);transition:background .2s ease,width .2s ease}.tour-dots i.is-done{background:var(--accent-mid)}.tour-dots i.is-on{width:18px;border-radius:3px;background:var(--accent)}.tour-pop-foot{display:flex;align-items:center;gap:8px;margin-top:12px}.tour-pop-foot .button{min-height:calc(34px * var(--fs));padding:6px 14px;font-size:calc(13px * var(--fs))}.tour-pop-foot [hidden]{display:none}.tour-spacer{flex:1}.tour-skip{padding:4px 2px;border:0;background:transparent;color:var(--muted);font:inherit;font-size:calc(12.5px * var(--fs));cursor:pointer}.tour-skip:hover,.tour-skip:focus-visible{color:var(--ink);text-decoration:underline}@media (prefers-reduced-motion: reduce){.tour-layer,.tour-hole,.tour-pop,.tour-dots i{transition:none}.tour-hole::after,.tour-pop.is-in,.tour-menu,.tour-trigger.has-new::after{animation:none}}@media print{.tour-trigger,.tour-menu,.tour-layer{display:none!important}}