.arena-nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:28px 16px;color:var(--green);font-size:14px;font-weight:700}.arena-nav>div{display:flex;gap:24px}.arena-nav button{background:#fff;border:1px solid #b5c8bc;border-radius:20px;min-height:48px;min-width:112px;cursor:pointer;font-weight:700}.arena-nav .selected{background:var(--green);color:#fff;border-radius:11px;border-color:var(--green)}.arena-hero{display:grid;grid-template-columns:560fr 650fr;gap:70px;align-items:center;min-height:650px;padding-top:35px}.arena-copy .eyebrow{margin-bottom:30px;font-size:13px}.arena-copy h1{font-size:64px;line-height:1.5;letter-spacing:0}.slogan{font-size:30px;line-height:1.67;margin:14px 0;color:var(--ink)}.description{font-size:18px;line-height:1.7;margin:20px 0 65px}.explore{min-width:250px;font-size:14px}.artwork-wrap{min-width:0;position:relative;container-type:inline-size}.record-stage{position:relative;width:100%;height:580px;direction:rtl}.orbit{position:absolute;pointer-events:none}.inner{left:6.15%;top:45px;width:76.92%;height:420px}.outer{left:2.3%;top:20px;width:87.69%;height:490px}.record{position:absolute;padding:24px;display:flex;flex-direction:column;gap:14px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 14px 35px #1f3b2b14;animation-duration:6s;animation-iteration-count:infinite;animation-timing-function:ease-in-out}.record h2{font-size:21px;line-height:35px;letter-spacing:0}.record p{font-size:12px;line-height:20px}.record-row{background:var(--paper);border-radius:9px;min-height:42px;padding:10px 12px;font-size:13px;line-height:22px;color:var(--muted)}.contribution{width:56.92%;left:30.77%;top:22px;transform:rotate(6deg);animation-name:float-up}.ledger{width:66.15%;left:5.38%;top:182px;transform:rotate(-3deg);animation-name:float-down}.unlocked{width:50.77%;left:37.85%;top:386px;background:#edf4e9;transform:rotate(4deg);animation-name:float-small}.ledger .record-row,.unlocked .record-row{background:#edf4e9;color:var(--green);font-weight:700}.reveal{animation:reveal 6s infinite}.saved{animation:saved 6s infinite}.motion-control{background:transparent;font-size:11px;color:var(--muted);cursor:pointer;border-bottom:1px solid var(--line);margin-top:10px}.paused .record,.paused .record-row{animation-play-state:paused}.closing{font-size:22px;font-weight:700;color:var(--green);padding:50px 0 65px}.arena-footer{font-size:12px;padding-bottom:35px}dialog{border:1px solid var(--line);border-radius:24px;width:min(880px,calc(100% - 32px));padding:28px;background:var(--paper);color:var(--ink);max-height:85vh}dialog::backdrop{background:#172c2866}.panel-head{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:24px}.panel-head h2{font-size:26px}.panel-head button{background:#fff;border-radius:50%;width:44px;height:44px;cursor:pointer;font-size:28px}.boxes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:24px 0}.proof-box{background:white;border:1px solid var(--line);border-radius:20px;padding:24px;text-align:center}.proof-box strong{display:block;color:var(--green);font-size:22px;margin:15px 0}.proof-box small{color:var(--muted)}.empty{padding:40px 0}.empty h3{margin-bottom:15px}
@keyframes float-up{0%,100%{translate:0 0}50%{translate:0 -10px}}@keyframes float-down{0%,100%{translate:0 0}50%{translate:0 8px}}@keyframes float-small{0%,100%{translate:0 0}50%{translate:0 -8px}}@keyframes reveal{0%,16.667%,100%{opacity:.25}33.333%,83.333%{opacity:1}}@keyframes saved{0%,33.333%,100%{opacity:.25}50%,83.333%{opacity:1}}
@media(max-width:1000px){.arena-hero{gap:25px}.arena-copy h1{font-size:48px}.slogan{font-size:24px}.record{padding:18px;gap:10px}.record h2{font-size:18px}.record-stage{height:540px}.arena-nav>div{gap:10px}.arena-nav button{min-width:90px}}
@media(max-width:760px){.arena-nav{flex-direction:column;align-items:stretch;padding:22px 0;gap:14px}.arena-nav>div{justify-content:space-between;gap:6px}.arena-nav button{min-width:0;flex:1;padding:7px;font-size:12px}.arena-hero{display:flex;flex-direction:column;gap:45px;padding-top:35px}.arena-copy{width:100%;text-align:right}.arena-copy h1{font-size:46px}.arena-copy .eyebrow{margin-bottom:14px}.slogan{font-size:23px}.description{font-size:16px;margin:20px 0 30px}.explore{min-width:220px}.artwork-wrap{width:100%}.record-stage{height:470px}.record{padding:16px;gap:9px}.record h2{font-size:17px;line-height:28px}.record p{font-size:10px;line-height:18px}.record-row{font-size:11px;padding:6px 9px;min-height:34px}.contribution{width:68%;left:26%;top:12px}.ledger{width:78%;left:2%;top:150px}.unlocked{width:65%;left:27%;top:315px}.inner{height:330px}.outer{height:400px}.closing{font-size:18px;padding:40px 0}.boxes{grid-template-columns:repeat(2,1fr)}.header nav{gap:14px}.header{gap:12px}.header .small{padding:10px;font-size:11px}.header .brand{font-size:21px}}
@media(prefers-reduced-motion:reduce){.record,.record-row{animation:none!important;opacity:1!important}.motion-control{display:none}}

#route{min-height:65vh;padding:35px 0}#route h1{font-size:38px;letter-spacing:0;margin:16px 0}#route p{margin:15px 0}.route-card{background:white;border:1px solid var(--line);border-radius:22px;padding:28px;margin:24px 0}.route-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:22px}.route-actions a{border:1px solid var(--green);border-radius:12px;padding:12px 20px;color:var(--green)}.boxes a{display:block}.boxes a:hover{border-color:var(--green);box-shadow:var(--shadow)}#route label{display:block;margin:18px 0 8px}#route input,#route textarea{width:100%;padding:14px;border:1px solid var(--line);border-radius:12px;background:white}#route textarea{min-height:140px}#route .badge{display:inline-block;border-radius:30px;background:#edf4e9;color:var(--green);padding:5px 15px}.arena-nav>div{flex-wrap:wrap}.arena-nav button[aria-current=page]{background:var(--green);color:white}#notice{min-height:2em}.step-list{padding-inline-start:25px}.step-list li{padding:10px} @media(max-width:760px){.arena-nav>div{display:grid;grid-template-columns:repeat(3,1fr)}.route-card{padding:20px}.boxes{grid-template-columns:1fr 1fr}#route h1{font-size:30px}}.view-title{display:flex;justify-content:space-between;gap:30px;align-items:center}.map-stats{display:flex;gap:24px;font-size:13px}.map-stats span{display:flex;flex-direction:column}.map-stats b{font-size:36px;color:var(--green)}.space-shell{position:relative;background:radial-gradient(ellipse at center,#e6edde 0%,#f7f5ef 70%);border:1px solid var(--line);border-radius:24px;overflow:hidden;margin:30px 0 10px}#space{display:block;width:100%;height:480px;touch-action:none;cursor:grab}#space:active{cursor:grabbing}.space-caption{position:absolute;bottom:15px;right:20px;pointer-events:none;font-size:12px;color:var(--muted)}#route .map-legend,#route .catalog-note{font-size:12px;max-width:800px}.program-grid,.problem-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.program-grid .route-card{margin:0}.section-title{font-size:25px;margin:40px 0 20px}.problem-card{background:white;border:1px solid var(--line);border-radius:20px;padding:25px;display:flex;flex-direction:column;gap:12px}.problem-card h3{font-size:20px}.problem-card small{color:var(--green)}#route .problem-card p{font-size:14px;margin:0}.problem-card span{margin-top:auto;color:var(--green);font-size:13px;font-weight:700}.problem-card:hover,.proof-box:hover,.program-grid a:hover{border-color:var(--green);box-shadow:var(--shadow)}.box-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.box-icon{display:block;font-size:48px;line-height:1.5;color:var(--green)}.box-grid .proof-box small{display:block;font-size:11px}.box-grid .proof-box strong{font-size:18px}.box-detail,.problem-detail{max-width:820px;margin-inline:auto!important}.box-detail .box-icon{float:left;font-size:90px}.box-detail h1{font-size:30px!important;overflow-wrap:anywhere}.detail-rule{border-top:1px solid var(--line);margin:30px 0}.draft-text{white-space:pre-wrap;overflow-wrap:anywhere}.arena-nav a{white-space:nowrap}.route-card h2{font-size:28px;letter-spacing:0}.route-actions a:hover{background:#edf4e9}.route-actions a:focus-visible{outline:3px solid #236dbe}.arena-footer{border-top:1px solid var(--line);padding-top:20px}
@media(max-width:900px){.problem-grid,.program-grid{grid-template-columns:repeat(2,1fr)}.box-grid{grid-template-columns:repeat(3,1fr)}.view-title{align-items:start;flex-direction:column;gap:5px}}
@media(max-width:600px){.box-grid{grid-template-columns:repeat(2,1fr);gap:10px}.problem-grid{grid-template-columns:1fr}.program-grid{gap:10px}.program-grid .route-card{padding:16px}.program-grid h3{font-size:17px}#space{height:360px}.map-stats b{font-size:28px}.proof-box{padding:18px 10px}.box-detail .box-icon{font-size:55px}.header{height:auto;min-height:100px;flex-wrap:wrap;padding-block:18px}.header nav{order:3;width:100%;justify-content:center}.header nav a{display:inline!important}.space-caption{font-size:10px;right:12px}.route-card h2{font-size:24px}}

#pagination{align-items:center;justify-content:center} #pagination button{border:1px solid #0b6045;border-radius:9px;padding:9px 20px;background:#f7f5ef;color:#0b6045;font:inherit;cursor:pointer} #pagination button:disabled{opacity:.4;cursor:default} #route:focus{outline:none}

.map-tools{margin-block:25px;padding:24px;background:#fff;border:1px solid var(--line);border-radius:20px}.map-tools select,.map-tools input{width:100%;font:inherit;padding:12px;border:1px solid var(--line);border-radius:10px;margin:10px 0}.map-tools button{font:inherit;background:var(--green);color:white;padding:12px 24px;border-radius:10px;cursor:pointer}.map-tools .problem-grid{margin:20px 0}
.map-switch{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}.map-switch button{font:inherit;padding:12px 22px;border:1px solid var(--green);border-radius:30px;background:transparent;color:var(--green);cursor:pointer}.map-switch button[aria-pressed=true]{background:var(--green);color:white}.closure-map{position:relative;aspect-ratio:600/410;max-width:900px;margin:26px auto;background:radial-gradient(ellipse,#e8eedf,#f7f5ef);border:1px solid var(--line);border-radius:24px;direction:ltr}.closure-map svg{position:absolute;inset:0;width:100%;height:100%}.closure-node{position:absolute;transform:translate(-50%,-50%);width:21%;padding:12px 5px;background:#fff;border:1px solid #b5c7b4;border-radius:14px;display:flex;flex-direction:column;align-items:center;color:#173d2e;font:inherit;cursor:pointer;gap:2px}.closure-node bdi{font-size:12px}.closure-node strong{font-size:17px}.closure-node span{font-size:10px;direction:rtl}.closure-node[aria-pressed=true]{background:#0b6045;color:white;border-color:#0b6045}.closure-node:hover{box-shadow:0 4px 14px #0b604525}.closure-node:focus-visible,.map-switch button:focus-visible{outline:3px solid #ad7c32;outline-offset:3px}.relation-item{padding:18px 0;border-top:1px solid var(--line)}.relation-item a,#map-detail>a{text-decoration:underline;text-underline-offset:4px}.box-map-link{display:flex;gap:24px;align-items:center}.map-tools summary{cursor:pointer;font-weight:bold}.map-tools .problem-card h3{font-size:17px}@media(max-width:600px){.closure-node{padding:7px 2px;border-radius:9px}.closure-node bdi{font-size:9px}.closure-node strong{font-size:12px}.closure-node span{font-size:8px}.closure-map{aspect-ratio:600/480}.closure-map svg{height:100%}.map-switch button{padding:10px 14px;font-size:13px}}
.closure-node .node-title{font-size:11px;line-height:1.5;max-width:100%;direction:rtl}@media(max-width:600px){.closure-map{aspect-ratio:600/700}.closure-node{min-height:80px}.closure-node span,.closure-node .node-title{font-size:10px}.closure-node strong{font-size:12px}}
@media(max-width:600px){.closure-map{aspect-ratio:600/1000}.closure-node{width:23%;min-height:96px;padding:8px 3px}.closure-node span,.closure-node .node-title{font-size:11px}.closure-node strong{font-size:11px}.closure-node bdi{font-size:10px}}

.closure-node[data-node="thurston-1"]{left:20%;top:12.195121951219512%}
.closure-node[data-node="clay-poincare"]{left:50%;top:12.195121951219512%}
.closure-node[data-node="smale-2"]{left:80%;top:12.195121951219512%}
.closure-node[data-node="thurston-9"]{left:20%;top:36.58536585365854%}
.closure-node[data-node="thurston-5"]{left:50%;top:36.58536585365854%}
.closure-node[data-node="thurston-10"]{left:80%;top:36.58536585365854%}
.closure-node[data-node="thurston-15"]{left:20%;top:60.97560975609757%}
.closure-node[data-node="thurston-16"]{left:50%;top:60.97560975609757%}
.closure-node[data-node="smale-14"]{left:80%;top:60.97560975609757%}
.closure-node[data-node="thurston-18"]{left:20%;top:85.3658536585366%}
.closure-node[data-node="thurston-17"]{left:50%;top:85.3658536585366%}.map-filter{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.map-filter select{width:auto;max-width:100%}.map-filter .edge-toggle{display:flex!important;align-items:center;gap:10px}.edge-toggle input{width:auto!important}.relation-choice{display:block;margin:12px 0;max-width:100%;text-align:right}.status-closed{background:#f0e7d6!important;color:#79581f!important}.status-other{background:#eceeea!important;color:#536158!important}#program-status{font:inherit;padding:12px;border:1px solid var(--line);border-radius:10px;max-width:100%}.map-stats{flex-wrap:wrap}
.participant-fields{display:grid;grid-template-columns:1fr 1fr;gap:20px}.journey-steps{display:flex;gap:32px;flex-wrap:wrap;padding:20px 28px;background:#edf4e9;border-radius:16px}.task-statement{padding:20px;background:#f7f5ef;border-radius:14px;margin:20px 0}#route select{font:inherit;padding:12px;max-width:100%;border:1px solid var(--line);border-radius:10px}#route pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#f7f5ef;border-radius:12px;padding:16px;line-height:1.8;text-align:left}#route button{font:inherit;cursor:pointer}#route button:disabled{opacity:.55;cursor:wait}.receipt-id{overflow-wrap:anywhere;display:block;direction:ltr}#route details{margin:18px 0}#route summary{cursor:pointer}.explore-map{display:block;margin-top:18px;color:var(--green)}#participation-error{color:#8a3425}.route-actions .button{color:white!important}#copy-task{border:1px solid var(--green);color:var(--green);background:white;padding:10px;border-radius:9px}@media(max-width:600px){.participant-fields{grid-template-columns:1fr}.journey-steps{font-size:13px;gap:24px}.arena-copy .catalog-note{font-size:12px}.arena-nav>div{grid-template-columns:repeat(3,1fr)}}
.map-workspace{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:18px;align-items:start}.map-workspace .space-shell{margin:0;position:relative}.map-workspace #space{height:520px;touch-action:pan-y;outline-offset:4px}.map-workspace #space:focus-visible{outline:3px solid var(--green)}.map-inspector{margin:0!important;padding:24px!important;min-height:280px;max-height:560px;overflow:auto;overflow-wrap:anywhere}.map-inspector h2{font-size:23px;line-height:1.65;margin:12px 0}.map-inspector h3{font-size:17px;margin-top:24px}.map-inspector p{font-size:14px;line-height:1.9;margin:12px 0}.map-inspector a{text-decoration:underline;text-underline-offset:4px}.map-inspector:focus{outline:2px solid #b9c9bd;outline-offset:3px}.map-controls{display:flex;align-items:center;flex-wrap:wrap;gap:8px;margin:12px 0}.map-controls button,.map-inspector button,.map-filter button,.problem-card button{font:inherit;color:var(--green);border:1px solid #bacabe;background:#fff;border-radius:12px;padding:10px 16px;min-height:44px;cursor:pointer}.map-controls button:disabled,.relation-choice:disabled{opacity:.45;cursor:default}.map-controls output{min-width:56px;text-align:center;font-size:13px;direction:ltr}.map-tooltip{position:absolute;pointer-events:none;max-width:250px;background:#173e30;color:#fff;padding:9px 12px;border-radius:10px;font-size:12px;z-index:3;box-shadow:0 6px 24px #172c2820}.map-filter #map-query{width:240px;min-width:0}.relation-endpoints{display:grid;gap:8px;text-align:center;margin:16px 0}.relation-endpoints button{width:100%;text-align:right}.map-inspector .relation-choice{font-size:13px}.map-inspector button:hover,.map-controls button:hover:not(:disabled),.problem-card button:hover{background:#edf4e9}.map-workspace .space-caption{pointer-events:none;font-size:11px}.map-legend{line-height:1.9}.map-tools .problem-card .route-actions{align-items:center}.map-controls button:focus-visible,.map-filter button:focus-visible,.problem-card button:focus-visible{outline:3px solid #ad7c32;outline-offset:3px}@media(max-width:900px){.map-workspace{grid-template-columns:1fr}.map-inspector{max-height:none;min-height:160px}.map-workspace #space{height:430px}}@media(max-width:520px){.map-workspace #space{height:370px}.map-filter{gap:10px}.map-filter #map-query{width:100%}.map-controls button{font-size:12px;padding:10px 12px}.map-controls{gap:6px}.map-inspector{padding:20px!important}.map-tooltip{max-width:220px}.map-workspace .space-caption{font-size:10px}}
.map-filter .map-field{display:flex;flex-direction:column;align-items:stretch;gap:8px;flex:1 1 160px}.map-filter .map-search-field{flex:2 1 220px}.map-filter .map-field label{font-size:13px}.map-filter .map-field select,.map-filter .map-field input{width:100%;margin:0}.map-filter{align-items:flex-end}.map-filter>.edge-toggle{margin:0;min-height:44px}@media(max-width:520px){.map-filter .map-field{flex-basis:100%}}
@media(max-width:520px){.map-filter .map-field{flex:1 1 calc(50% - 12px);min-width:0}.map-filter .map-search-field{flex-basis:100%}.map-filter .map-field label{font-size:12px}.map-filter .map-field select{padding:10px 8px;font-size:12px}}

.map-recovery:empty{display:none}.map-recovery{background:#edf4e9;border-radius:14px;padding:16px;margin:12px 0}.map-recovery p{margin:0 0 10px}.map-recovery button{font:inherit;background:white;color:var(--green);border:1px solid #bacabe;border-radius:10px;min-height:44px;padding:10px 14px;margin:4px}.problem-card:focus{outline:3px solid #ad7c32;outline-offset:3px}