.rt-paper>.reader-playback,.rt-paper>.playback-sentinel,.rt-paper>.drawing-viewport,.rt-paper~.legend{display:none!important}
.rt-paper{background:#fff!important;color:#193653!important}.rt-paper [hidden]{display:none!important}
.rt-paper [data-routing=next]{background:#245bce;color:#fff;border-color:#245bce}
.rt-lesson{color:#193653;font-family:system-ui,sans-serif}.rt-stage{padding:22px 0}.rt-focus{min-width:0;animation:rt-appear .22s ease-out}
.rt-board{border:1px solid #b4c6e0;border-radius:5px;background:#f7faff;padding:16px;min-width:0;color:#193653}
.rt-board h3{font:650 18px/1.4 system-ui;margin:0 0 14px;text-align:center;overflow-wrap:break-word}
.rt-card-list{display:grid;gap:8px}.rt-card{border:1px solid #a8bfdf;border-left:4px solid #2e61b7;background:#fff;border-radius:3px;padding:10px 12px;text-align:left;overflow-wrap:anywhere}
.rt-card>b{font-size:15px;line-height:1.4;display:block}.rt-card>span,.rt-card>small{display:block;font:13px/1.45 system-ui;margin-top:4px}
.rt-card.stale{border-style:dashed;border-color:#a67a3b;background:#fff9ed}.rt-card.tag{border-color:#5573bb;background:#f1f5ff}.rt-card.removed{border-style:dashed;border-color:#9e6c59;background:#fff5ef}
.rt-empty{border:1px dashed #8ea3c0;padding:12px;color:#526882;font:14px/1.5 system-ui;text-align:center;background:#fff}
.rt-compare{display:grid;grid-template-columns:1fr 1fr;gap:16px}.rt-compare .rt-board{height:100%;box-sizing:border-box}
.rt-router{width:32px;height:24px;fill:#eef4ff;stroke:#245bce;stroke-width:1.7;flex-shrink:0}.rt-path{display:flex;align-items:center;justify-content:center;min-height:180px;gap:8px}
.rt-stop{flex:1;min-width:0;border:1px solid #adc2df;background:#f7faff;border-radius:5px;padding:12px;display:flex;align-items:center;flex-direction:column;gap:7px;text-align:center}
.rt-stop>b{font:650 16px/1.4 system-ui;overflow-wrap:break-word}.rt-stop.active{border:2px solid #245bce;background:#f0f5ff}
.rt-parcel{background:#e8f2ff;border:1px solid #608bc7;border-radius:3px;padding:8px;box-sizing:border-box;font:600 14px/1.4 system-ui;overflow-wrap:break-word;width:100%}.rt-parcel>span{font-size:20px}
.rt-connector{color:#245bce;text-align:center;font:24px/1 system-ui;flex-shrink:0;max-width:65px}.rt-connector.blocked{color:#9d482b}.rt-connector>small{display:block;font:12px/1.4 system-ui;margin-top:5px}
.rt-slots{display:flex;flex-wrap:wrap;justify-content:center;gap:7px}.rt-slots>div{border:1px solid #9eb6d8;background:white;border-radius:4px;min-width:42px;flex:1;padding:10px;overflow-wrap:anywhere;text-align:center}
.rt-slots span,.rt-slots b{display:block}.rt-slots span{font:12px/1.4 system-ui;color:#536a86;margin-bottom:8px}.rt-slots b{font:650 15px/1.4 system-ui}
.rt-blocks{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px}.rt-blocks>div{border:1px dashed #9caec7;background:#fff;padding:10px 5px;text-align:center;min-width:0}
.rt-blocks b{font:650 15px/1.3 system-ui}.rt-blocks span{display:block;font:12px/1.4 system-ui;margin-top:6px;overflow-wrap:break-word}.rt-blocks .selected{border-style:solid;background:#e7f0ff;border-color:#6790cf}.rt-blocks .target{outline:3px solid #1c5f43;outline-offset:-3px}
.rt-key{font:13px/1.5 system-ui;color:#526882;margin:12px 0 0!important;text-align:center}
.rt-track{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:9px;min-height:170px}.rt-track>b{border:1px solid #93afd5;background:#f4f8ff;padding:14px;border-radius:4px;font:650 16px/1.4 system-ui;max-width:180px;text-align:center;overflow-wrap:break-word}.rt-track-arrow{font:22px system-ui;color:#245bce}
.rt-fan-hosts{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}.rt-fan-hosts>div{border:1px solid #9eb6d8;background:#fff;border-radius:4px;padding:10px;text-align:center;font:14px/1.4 system-ui}.rt-fan-hosts span{display:block;color:#245bce;font-size:22px}.rt-fan-hosts b{display:block;font-size:13px}.rt-fan-target{border:2px solid #b67e46;background:#fff8ee;padding:13px;text-align:center;margin-top:18px;font:650 15px/1.5 system-ui}
.rt-timer{text-align:center;max-width:600px;margin:auto;font:600 16px/1.5 system-ui}.rt-time-track{height:26px;border:1px solid #a6bbd9;background:#fff;margin:16px 0}.rt-time-track>b{height:100%;display:block;background:#386dc8}
.rt-map{max-width:610px;margin:auto}.rt-map svg{display:block;width:100%;max-height:360px;overflow:visible}.rt-map path{fill:none;stroke:#a3b4cc;stroke-width:3}.rt-map rect{fill:#fff;stroke:#b1c1d8;stroke-width:1}.rt-map text{font:650 18px system-ui;fill:#193653;text-anchor:middle}.rt-road-active path{stroke:#245bce;stroke-width:6}.rt-map-router circle{fill:#eef4ff;stroke:#245bce;stroke-width:2}
.rt-lesson .ts-detail p,.rt-lesson .ts-detail dd{overflow-wrap:anywhere}.rt-lesson .ts-detail code{white-space:pre-wrap;overflow-wrap:anywhere}
@keyframes rt-appear{from{opacity:.55;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:900px){.rt-path{flex-direction:column;gap:5px;min-height:0}.rt-stop{box-sizing:border-box;width:100%;flex-direction:row;flex-wrap:wrap;justify-content:center;padding:8px}.rt-stop>b{font-size:14px}.rt-parcel{width:auto;max-width:100%;padding:5px 8px}.rt-connector{font-size:0;line-height:1;max-width:none}.rt-connector>span:before{content:'↓';font-size:20px}.rt-connector.blocked>span:before{content:'×'}.rt-connector>small{display:inline-block;margin:0 0 0 7px}.rt-compare{gap:10px}}
@media(max-width:600px){.rt-stage{padding:16px 0}.rt-board{padding:11px}.rt-board h3{font-size:16px;margin-bottom:10px}.rt-card{padding:7px 8px}.rt-card>b{font-size:13px}.rt-card>span,.rt-card>small{font-size:12px;margin-top:3px}.rt-card-list{gap:6px}.rt-compare .rt-board{padding:9px}.rt-compare .rt-board h3{font-size:14px}.rt-blocks{gap:4px}.rt-blocks>div{padding:8px 2px}.rt-blocks b{font-size:12px}.rt-blocks span{font-size:10px}.rt-key{font-size:12px}.rt-track{gap:7px;min-height:130px}.rt-track>b{padding:10px;font-size:14px}.rt-slots>div{padding:8px 5px}.rt-slots b{font-size:13px}.rt-fan-hosts>div{font-size:12px;padding:7px}.rt-fan-target{font-size:13px}.rt-stop .rt-router{width:26px;height:20px}.rt-parcel{font-size:13px}.rt-parcel>span{font-size:16px}}
@media(prefers-reduced-motion:reduce){.rt-focus{animation:none}}

.rt-map-endpoints{display:flex;justify-content:space-between;gap:12px;margin:0 0 12px;font:600 14px/1.4 system-ui;color:#193653}
.rt-card{border-left-color:#8a9fbc}.rt-sticker{display:inline-block;width:12px;height:12px;border:1px solid currentColor;border-radius:50%;vertical-align:baseline;background:#245bce}.rt-card.sticker-green{border-left-color:#28764d;background:#f1faf4}.sticker-green .rt-sticker{background:#28764d}.rt-card.sticker-blue{border-left-color:#245bce;background:#f0f5ff}.rt-card.sticker-boundary{border-left-color:#9d642e;background:#fff8ee}.sticker-boundary .rt-sticker{background:#9d642e;border-radius:2px}
.rt-blocks .selected.range-1{background:#eaf6ee;border-color:#6ba181}.rt-blocks.summary-outline{padding:5px;border:2px solid #647da3;border-radius:3px}.rt-containers{display:flex;gap:14px;justify-content:center}.rt-container{flex:1;min-width:0;border:2px dashed #7392bc;background:#f7faff;border-radius:5px;padding:14px}.rt-container h3{margin:0 0 12px;text-align:center;font:650 16px/1.4 system-ui}.rt-container .rt-card+.rt-card{margin-top:8px}
@media(max-width:600px){.rt-blocks span{font-size:11px}.rt-container{padding:10px}.rt-containers{gap:10px}.rt-container h3{font-size:14px}}

body:has(.rt-paper) .legend{display:none}