.reading-progress-indicator-v3{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:4000;opacity:0;transition:opacity .22s ease;contain:layout paint}.reading-progress-indicator-v3.visible{opacity:1}.reading-progress-indicator-v3 .rpi-v3-edges,.reading-progress-indicator-v3 .rpi-v3-header-bar{opacity:0;pointer-events:none}.reading-progress-indicator-v3.show-progress .rpi-v3-edges,.reading-progress-indicator-v3.show-progress .rpi-v3-header-bar{opacity:1;pointer-events:none}.reading-progress-indicator-v3 .rpi-v3-article-index{opacity:0;pointer-events:none}.reading-progress-indicator-v3.show-index .rpi-v3-article-index{opacity:1;pointer-events:auto}.reading-progress-indicator-v3.show-index .rpi-v3-edges,.reading-progress-indicator-v3.show-index .rpi-v3-header-bar{pointer-events:none}[id^=start_],h1[id],h2[id],h3[id],h4[id],h5[id],h6[id]{scroll-margin-top:calc(var(--app-header-height, 72px) + 8px)}.rpi-v3-track-edges,.rpi-v3-edges{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none}.rpi-v3-edge{position:absolute;background:transparent}.rpi-v3-track-edges .rpi-v3-edge{background:var(--rpi-track, rgba(128, 128, 128, .2))}.rpi-v3-edges .rpi-v3-edge.rpi-v3-progress{background:var(--rpi-progress, var(--color-link, var(--color-accent, #53b8e4)));will-change:transform;transform:scaleX(0)}.rpi-v3-top{top:0;left:0;height:var(--rpi-edge-thickness, 6px);width:100%;transform-origin:0 50%}.rpi-v3-right{top:0;right:0;width:var(--rpi-edge-thickness, 6px);height:100%;transform-origin:50% 0;transform:scaleY(0)}.rpi-v3-bottom{bottom:0;right:0;left:auto;height:var(--rpi-edge-thickness, 6px);width:100%;transform-origin:100% 50%;transform:scaleX(0)}.rpi-v3-left{bottom:0;left:0;top:auto;width:var(--rpi-edge-thickness, 6px);height:100%;transform-origin:50% 100%;transform:scaleY(0)}.rpi-v3-header-bar{position:fixed;left:0;right:0;top:var(--app-header-height, 72px);height:var(--rpi-header-bar-height, 4px);background:var(--rpi-header-track, rgba(128, 128, 128, .25));pointer-events:none}.rpi-v3-header-bar-fill{height:100%;width:100%;background:var(--rpi-header-progress, var(--color-link, var(--color-accent, #53b8e4)));transition:transform .12s linear;will-change:transform;transform-origin:0 50%;transform:scaleX(0)}.rpi-v3-check-flash{position:fixed;top:calc(var(--app-header-height, 72px) + 8px);right:8px;color:var(--rpi-check, #22c55e);filter:drop-shadow(0 1px 2px rgba(0,0,0,.25));animation:rpi-v3-pop .45s ease}@keyframes rpi-v3-pop{0%{transform:scale(.7);opacity:0}50%{transform:scale(1.07);opacity:1}to{transform:scale(1);opacity:1}}@media(max-width:640px){.rpi-v3-header-bar{height:var(--rpi-header-bar-height, 3px)}}@media(prefers-reduced-motion:reduce){.reading-progress-indicator-v3,.rpi-v3-header-bar-fill{transition:none}}.rpi-v3-article-index{position:fixed;top:50%;right:12px;transform:translateY(-50%);display:flex;flex-direction:column;gap:10px;pointer-events:none;z-index:4001}.rpi-v3-index-item{display:inline-flex;align-items:center;justify-content:center;width:14px;height:14px;border-radius:50%;text-decoration:none;position:relative;background:transparent;pointer-events:auto}.rpi-v3-dot{width:6px;height:6px;border-radius:50%;background:var(--rpi-index-dot, rgba(255, 255, 255, .5));box-shadow:0 0 0 1px #0000001a inset;transition:transform .12s ease,background-color .12s ease}.rpi-v3-index-item:hover .rpi-v3-dot{transform:scale(1.2)}.rpi-v3-index-item.active .rpi-v3-dot{background:var(--rpi-index-active, var(--color-primary, #53b8e4));box-shadow:0 0 0 2px color-mix(in oklab,var(--rpi-index-active, var(--color-primary, #53b8e4)) 40%,transparent);transform:scale(1.15)}.rpi-v3-index-item.completed .rpi-v3-dot{background:var(--rpi-index-completed, rgba(83, 184, 228, .85))}.rpi-v3-index-item:after{content:attr(data-title);position:absolute;right:120%;top:50%;transform:translateY(-50%);white-space:nowrap;font-size:12px;line-height:1;color:var(--tooltip-fg, var(--color-text, #e6e6e6));background:var(--tooltip-bg, rgba(0, 0, 0, .7));padding:4px 6px;border-radius:4px;opacity:0;pointer-events:none;transition:opacity .12s ease,transform .12s ease;transform-origin:100% 50%}.rpi-v3-index-item:hover:after{opacity:1;transform:translateY(-50%) scale(1)}.rpi-v3-index-hotspot{position:fixed;top:50%;right:0;width:64px;height:120px;transform:translateY(-50%);z-index:4000;pointer-events:auto;background:transparent}.reading-progress-indicator-v3.show-index~.rpi-v3-index-hotspot{pointer-events:none}.rpi-v3-index-handle{position:fixed;top:50%;right:4px;transform:translateY(-50%) rotate(90deg);width:28px;height:40px;border-radius:14px;background:var(--rpi-handle-bg, rgba(0, 0, 0, .6));border:1px solid rgba(255,255,255,.2);box-shadow:0 2px 12px #0000004d;cursor:pointer;z-index:4002;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.rpi-v3-index-handle:before{content:"⋯";color:#fffc;font-size:16px;line-height:1;font-weight:700}.rpi-v3-index-handle:hover{background:var(--rpi-handle-bg, rgba(0, 0, 0, .8));transform:translateY(-50%) rotate(90deg) scale(1.05)}.rpi-v3-index-handle:active{transform:translateY(-50%) rotate(90deg) scale(.95)}.reading-progress-indicator-v3.show-index .rpi-v3-index-handle:before{content:"✕";color:#ffffffe6;animation:rpi-v3-handle-pulse 2s ease-in-out infinite}@keyframes rpi-v3-handle-pulse{0%,to{opacity:.8}50%{opacity:1}}.rpi-v3-index-handle.hidden{display:none}@media(min-width:768px){.rpi-v3-index-handle{display:none}}