@font-face{font-family:Instrument;src:url('assets/fonts/InstrumentSerif-Italic.ttf');font-style:italic;font-display:swap}
:root{--paper:#f6f5ef;--ink:#252821;--muted:#727b70;--line:#25282124;--device:min(21vw,31vh,300px);--small:82px;font-family:'PingFang SC','Microsoft YaHei',sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}html,body{height:100%;margin:0;overflow:hidden}button,select{font:inherit;color:inherit}button{border:0;background:none;cursor:pointer;-webkit-tap-highlight-color:transparent}button:focus-visible,.node:focus-visible,select:focus-visible{outline:3px solid #ac8440;outline-offset:7px}button:disabled{opacity:.3;cursor:default}[hidden]{display:none!important}h1,h2,p{margin:0}.encounter{height:100dvh;display:grid;grid-template-rows:auto 1fr auto;padding:0 4vw}.encounter-head{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:3vh 0 1vh;z-index:6}h1{font-size:clamp(28px,3vw,54px);font-weight:400;letter-spacing:-.07em;line-height:1.3}h1 em{font:inherit;color:#8e673c}.host-actions{display:flex;gap:24px;align-items:center;white-space:nowrap}.host-actions button{font-size:clamp(16px,1.3vw,23px);padding:12px 0;opacity:.45}.host-actions button[aria-pressed=true]{opacity:1;border-bottom:2px solid currentColor}#optionsBtn{font-size:28px;padding:4px 0;letter-spacing:3px;opacity:.6}
.arena{position:relative;min-height:0;isolation:isolate;margin:0 -4vw;overflow:hidden;touch-action:none}.floor-plane{position:absolute;inset:8% 7% 0;background:radial-gradient(ellipse,#e3e8df70,transparent 70%);border-radius:50%;pointer-events:none}.connections,.trajectories{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}.pair-line{stroke:var(--pair-color);stroke-width:2;stroke-dasharray:3 10;opacity:.45}.pair-line.is-complete{stroke:#6d926d;stroke-dasharray:none;opacity:.3}.walk-route{fill:none;stroke:var(--route-color);stroke-width:2.3;stroke-dasharray:6 8;opacity:.7;animation:route-travel 2s linear infinite}.route-end{fill:#f6f5ef;stroke:#87917d;stroke-width:1.5}
.node{position:absolute;width:var(--device);height:var(--device);transform:translate(-50%,-50%);touch-action:none;cursor:grab;z-index:2;outline:0;border-radius:50%;user-select:none;-webkit-user-select:none}.node.focused{z-index:4}.node.dragging{cursor:grabbing;z-index:20}.node.offline{filter:grayscale(1);opacity:.55}.person{position:absolute;left:-19%;top:-10%;width:29%;height:55%;z-index:4;pointer-events:none;filter:drop-shadow(0 8px 4px #25282110)}.pixel-person{width:100%;height:100%;image-rendering:pixelated;overflow:visible}.person-name{position:absolute;left:1%;top:100%;font-size:clamp(18px,1.6vw,29px);font-weight:500;color:#596550}.leg{transform-box:fill-box;transform-origin:50% 0}.walking .leg-left{animation:walk .42s steps(2,end) infinite}.walking .leg-right{animation:walk .42s steps(2,end) infinite reverse}.walking .person-body{animation:step-body .42s steps(2,end) infinite}.device-body{position:relative;width:100%;height:100%;padding:4%;border-radius:50%;background:linear-gradient(140deg,#fbfbf7 0%,#e7e7e2 18%,#b8bab4 42%,#e1e2dc 63%,#969b94 82%,#dfe0d9 100%);border:1px solid #999e94;box-shadow:inset 0 0 0 1px #fffffc,0 2px 2px #25282122,0 18px 25px -10px #25282130,0 45px 45px -28px #25282126;transition:transform .3s,box-shadow .3s}.device-body::before{content:'';position:absolute;right:-.5%;top:44%;height:10%;width:1.5%;background:linear-gradient(#b7b9b0,#81877d,#c6c9bf);border-radius:2px}.device-body::after{content:'';position:absolute;left:48%;bottom:1%;width:4%;height:1.5%;border-radius:3px;background:#50564b;opacity:.7}.node.dragging .device-body{transform:scale(1.035);box-shadow:inset 0 0 0 1px #fffffc,0 45px 50px -20px #25282140}.device-screen{height:100%;width:100%;border-radius:50%;border:clamp(3px,.4vw,7px) solid #242922;background:var(--screen-fill,#f7c94b);color:#3a2b26;position:relative;overflow:hidden;container-type:inline-size;box-shadow:inset 0 3px 8px #3a2b2620;transition:background .7s ease}.screen-content{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;animation:screen-enter .45s both;pointer-events:none}.screen-title{font-size:8cqw;font-weight:600;line-height:1.4;max-width:82%}.screen-subtitle{font-size:5.2cqw;line-height:1.7;margin-top:3cqw;color:#765f54}.screen-mascot{width:33%;height:33%;display:grid;place-items:center;margin-top:1cqw}.screen-mascot img{width:100%;height:100%;object-fit:contain;image-rendering:pixelated}.screen-mascot.float{animation:float 2.4s ease-in-out infinite}.screen-mascot.bloom{width:43%;height:43%;animation:bloom 1.9s both}.screen-btn{pointer-events:auto;min-height:13cqw;min-width:42cqw;border-radius:8cqw;padding:2cqw 5cqw;font-size:5.4cqw;background:#4b352d;color:#fff9ea;margin-top:2cqw;transition:transform .2s}.screen-btn:hover{transform:scale(1.05)}.screen-btn:active{transform:scale(.96)}.screen-btn.secondary{background:transparent;border:1px solid #765f5470;color:#4b352d;min-width:28cqw}.search-identity{font-size:8cqw;margin-top:9cqw;font-weight:500}.screen-proximity{font-size:5cqw;max-width:72%;line-height:1.6;margin-top:3cqw}.screen-kicker{font-size:5.6cqw;font-weight:600}.screen-topics{width:78%;display:grid;gap:2.1cqw;margin-top:3cqw}.screen-topic{font-size:4.9cqw;line-height:1.45;background:#fff3cf;border:1px solid #d99e36;border-radius:5cqw;padding:2cqw 2.2cqw;animation:screen-enter .5s both}.screen-topic:nth-child(2){border-color:#e98268;animation-delay:.14s}.screen-topic:nth-child(3){border-color:#8dbf9a;animation-delay:.28s}.screen-next{pointer-events:auto;font-size:4.8cqw;margin-top:3cqw;padding:1cqw 3cqw;line-height:1.6}.device-label{display:none}.node.nearby::before{content:'';position:absolute;inset:-6%;border:1px solid #e9826860;border-radius:50%;animation:signal 2.5s ease-out infinite}
.encounter-caption{padding:1vh 0 3vh;display:flex;align-items:center;gap:3vw;min-height:120px;z-index:6}.caption-copy{flex:1;min-width:0}.caption-copy h2{font-size:clamp(23px,2.15vw,39px);font-weight:400;line-height:1.4;letter-spacing:-.05em}.caption-copy p{font-size:clamp(16px,1.3vw,23px);line-height:1.65;color:#7d8074;margin-top:10px}.encounter-record{width:max-content}.encounter-record>p{display:flex;gap:28px;align-items:center;font-size:clamp(17px,1.35vw,24px);margin-bottom:14px}.encounter-record strong{font-weight:400}#encounterLedger{display:flex;gap:9px}#encounterLedger span{font-size:clamp(15px,1.2vw,22px);padding:5px 8px;color:#93998a;background:#e9ece4}#encounterLedger .has-met{color:#3c6548;background:#dce7d8}#matchBtn{font-size:18px;white-space:nowrap;border-bottom:1px solid currentColor;padding:12px 0}.toast{position:absolute;left:50%;bottom:20px;transform:translateX(-50%);padding:14px 22px;background:#252821;color:#f6f5ef;font-size:18px;line-height:1.6;max-width:90%;width:max-content;z-index:30}
dialog{border:0;background:var(--paper);color:var(--ink);padding:30px;width:min(660px,calc(100% - 32px));max-height:90dvh;overflow:auto}dialog::backdrop{background:#25282199;backdrop-filter:blur(5px)}.dialog-head{display:flex;justify-content:space-between;align-items:center;gap:20px}.dialog-head h2{font-size:29px;font-weight:400}.dialog-head button{font-size:32px}dialog>p,dialog details p{font-size:16px;line-height:1.9;color:var(--muted);margin:15px 0}.setting-row{display:flex;justify-content:space-between;align-items:center;padding:20px 0;border-top:1px solid var(--line);font-size:18px}.segmented{display:flex;gap:10px}.segmented button{padding:9px 12px}.segmented button[aria-pressed=true]{background:var(--ink);color:var(--paper)}select{background:transparent;border:1px solid var(--line);padding:8px;max-width:60%}.settings-actions{display:flex;flex-wrap:wrap;gap:9px;margin:10px 0 20px}.settings-actions button{border:1px solid var(--line);padding:12px;font-size:16px}.pair-menu{display:flex;flex-wrap:wrap;gap:10px;margin:15px 0}.pair-menu button{font-size:18px;padding:9px;border-bottom:1px solid transparent}.pair-menu button[aria-pressed=true]{border-color:var(--ink)}.online-controls{display:flex;gap:12px;flex-wrap:wrap;margin:15px 0}.online-controls button{font-size:17px}details{border-top:1px solid var(--line);padding-top:20px}summary{font-size:17px;cursor:pointer}.history-list{font-size:16px;line-height:2;color:var(--muted);margin-top:20px}.size-probe{width:var(--device);height:0;position:absolute;visibility:hidden}.crowd-mode{--device:min(13vw,18vh,170px)}.crowd-mode .person{display:none}
@keyframes walk{to{transform:translateY(-3px)}}@keyframes step-body{to{transform:translateY(1px)}}@keyframes route-travel{to{stroke-dashoffset:-28}}@keyframes float{50%{transform:translateY(-3%)}}@keyframes signal{0%{transform:scale(.95);opacity:0}30%{opacity:1}100%{transform:scale(1.12);opacity:0}}@keyframes screen-enter{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}@keyframes bloom{0%{transform:scale(.8);opacity:.3}50%{transform:scale(1.08)}100%{transform:scale(1);opacity:1}}
@media(max-width:900px){.encounter-head{align-items:start;flex-direction:column;gap:12px;padding-top:25px}.host-actions{gap:22px}.host-actions button{font-size:18px;padding:6px 0}.encounter-caption{align-items:start;gap:20px}.caption-copy h2{font-size:25px}.caption-copy p{font-size:17px}.encounter-record>p{gap:16px;font-size:17px}#encounterLedger{gap:5px}#encounterLedger span{font-size:15px;padding:5px}.person-name{font-size:20px}}
@media(max-width:600px){:root{--device:min(37vw,23vh)}.encounter{padding:0 24px}.encounter-head{gap:14px;padding-top:24px}h1{font-size:29px}.host-actions{width:100%;justify-content:space-between;gap:15px}.host-actions button{font-size:17px}.arena{margin:0 -24px}.person{left:-17%;top:-8%;width:29%}.person-name{font-size:18px}.encounter-caption{flex-direction:column;gap:16px;padding:0 0 24px;min-height:165px}.caption-copy h2{font-size:23px}.caption-copy p{font-size:16px;margin-top:7px}.encounter-record{width:100%}.encounter-record>p{margin-bottom:10px;justify-content:space-between;font-size:17px}#encounterLedger{justify-content:space-between;gap:5px}#encounterLedger span{padding:5px 6px;font-size:15px}#matchBtn{position:absolute;right:24px;top:77px;font-size:16px;background:var(--paper);padding:5px}.screen-title{font-size:8.5cqw}.screen-subtitle{font-size:5.5cqw}.screen-proximity{display:none}.screen-kicker{font-size:6cqw}.screen-topic{font-size:5.4cqw;padding:1.8cqw 2cqw}.screen-next{font-size:5.3cqw}.toast{font-size:16px}.crowd-mode{--device:min(17vw,13vh)}}
@media(max-height:650px){.encounter-head{padding-top:16px;gap:8px}h1{font-size:27px}.host-actions button{font-size:16px}.encounter-caption{padding-bottom:16px;min-height:105px}.caption-copy h2{font-size:23px}.caption-copy p{font-size:16px;margin-top:5px}.encounter-record>p{font-size:17px;margin-bottom:8px}#encounterLedger span{font-size:15px}}
@media(max-height:650px) and (max-width:600px){:root{--device:min(34vw,21vh)}.encounter-head{gap:9px}.encounter-caption{gap:10px;min-height:155px}.caption-copy h2{font-size:21px}.caption-copy p{font-size:15px}.person-name{font-size:16px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

.trajectories{transition:opacity .7s;opacity:.16}.is-walking .trajectories{opacity:1}.person-name{top:-16%;left:60%;background:#f6f5efdb;padding:1px 6px;line-height:1.2}

.node{left:0;top:0}.node.walking,.node.dragging{will-change:transform}
.arena{container-type:size}
.crowd-mode .node,.crowd-mode .size-probe{width:min(var(--device),calc((100cqh - 40px)/3.2))}.crowd-mode .node{height:min(var(--device),calc((100cqh - 40px)/3.2))}

/* One native character per hardware screen. Reach toward the actual partner,
   keeping both hand tips on the same spatial line across separate devices. */
.screen-mascot img{transform:scaleX(var(--mascot-facing,1))}
.state-reveal .screen-title{position:absolute;top:22cqw;z-index:1}
.screen-mascot.reach{position:absolute;left:calc(var(--hand-target-x) - var(--hand-origin-x));top:calc(var(--hand-target-y) - var(--hand-origin-y));width:var(--mascot-size);height:var(--mascot-size);margin:0;display:block;animation:none}
.reach-motion,.reach-pose{display:block;width:100%;height:100%}
.reach-motion{animation:hand-reach .9s cubic-bezier(.2,.7,.25,1) both}
.reach-pose{transform:rotate(var(--hand-angle));transform-origin:var(--hand-origin-x) var(--hand-origin-y)}
@keyframes hand-reach{from{transform:translate(var(--reach-from-x),var(--reach-from-y));opacity:.5}to{transform:none;opacity:1}}

@media(min-width:601px){:root{--device:min(21vw,31vh,calc((100dvh - 190px)/2.35),300px)}.crowd-mode{--device:min(13vw,18vh,170px)}}
@media(max-height:650px) and (max-width:600px){:root{--device:min(34vw,21vh,calc((100dvh - 320px)/2.35))}.crowd-mode{--device:min(17vw,13vh)}}