*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:#0d6f99;color:#fff;overflow:hidden;height:100dvh;width:100%;padding:0;touch-action:auto}
#view-quiz{position:fixed;inset:0;background:#0d6f99;height:100dvh}.hidden,[hidden]{display:none!important}
#map-stage{width:100%;height:100%;touch-action:none}#map-stage svg{display:block;width:100%;height:100%}
.state{stroke:rgba(20,33,36,.5);stroke-width:.7;vector-effect:non-scaling-stroke;cursor:pointer;transition:opacity .2s}.state:hover,.state:focus{stroke:#fff;stroke-width:1.8;outline:none}.state.active-focused{stroke:#122f3b;stroke-width:1.6}.state.wrong-flash{fill:#fb5074!important}
.city-choice{cursor:pointer;outline:none}.city-hit{fill:transparent}.city-node{fill:#00f3ff;stroke:#123342;stroke-width:2;pointer-events:none}.city-choice:hover .city-node,.city-choice:focus .city-node{fill:#fff;stroke:#00f3ff;stroke-width:3}.city-choice.wrong-choice .city-node{fill:#ff426a}.city-choice.correct-choice .city-node{fill:#51ffb2}
#ui-layer{position:absolute;inset:0;pointer-events:none}#top-bar{position:static}#top-hud{position:absolute;top:max(16px,env(safe-area-inset-top));left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:24px;border:1px solid #ffffff25;border-radius:48px;background:#12333deF;padding:10px 22px;pointer-events:auto;z-index:10;max-width:calc(100% - 24px)}
.hud-group{min-width:48px;display:flex;flex-direction:column;align-items:center;gap:2px}.hud-item{font-size:10px;letter-spacing:1.4px;text-transform:uppercase;color:#cadbe1}.hud-val{font-size:20px;font-weight:800;color:#00f3ff;font-variant-numeric:tabular-nums}
button{font:inherit;cursor:pointer}.toggle-container{border:0;color:inherit;background:none;padding:0}.toggle-container:disabled{opacity:.55;cursor:default}.toggle-switch{width:34px;height:18px;border-radius:20px;background:#45616b;position:relative}.toggle-knob{position:absolute;top:2px;left:2px;width:14px;height:14px;border-radius:50%;background:white;transition:transform .2s}.active .toggle-switch{background:#00dbe8}.active .toggle-knob{transform:translateX(16px)}
#prompt-container{position:absolute;top:calc(max(16px,env(safe-area-inset-top)) + 70px);left:12px;right:12px;text-align:center;pointer-events:none;text-shadow:0 2px 6px #15394899}#find-label{margin:0;font-size:11px;letter-spacing:2px;text-transform:uppercase;color:#dfedf1;font-weight:700}#main-prompt{font-size:clamp(22px,3vw,36px);font-weight:800;line-height:1.15;margin:6px auto 0;max-width:820px;letter-spacing:-.6px}
#sub-prompt{display:none;max-width:640px;margin:10px auto 0;padding:9px 16px;background:#f6f1e7;color:#223a40;border:1px solid #ffffff50;border-radius:16px;font-size:14px;line-height:1.4;text-shadow:none}#sub-prompt.show,#sub-prompt.persist{display:table}#sub-prompt:empty{display:none}
.back-btn{position:absolute;top:max(21px,env(safe-area-inset-top));left:14px;width:40px;height:40px;border-radius:50%;display:grid;place-items:center;border:1px solid #ffffff40;background:#14343f;color:white;pointer-events:auto;z-index:11}.back-btn svg{width:20px;height:20px;fill:currentColor}
#city-tooltip{position:fixed;background:#17363f;color:#fff;padding:6px 10px;border:1px solid #ffffff50;border-radius:8px;pointer-events:none;opacity:0;transform:translate(-50%,-100%);font-size:12px;z-index:20;max-width:180px;text-align:center}
#wrong-feedback{position:absolute;top:100%;left:50%;transform:translateX(-50%);width:max-content;max-width:calc(100% - 16px);margin-top:12px;padding:10px 18px;background:#f6f1e7;color:#153741;border:1px solid #ffffffa6;border-radius:28px;font-size:16px;font-weight:600;line-height:1.4;text-shadow:none;box-shadow:0 3px 12px #12313b33;pointer-events:none}
#fact-overlay{position:fixed;inset:0;background:#17313dd9;backdrop-filter:blur(12px);z-index:100;display:grid;place-items:center;padding:16px;touch-action:pan-y}
.fact-card{width:min(100%,540px);display:flex;flex-direction:column;border:1px solid #ffffffa6;border-radius:26px;background:#f6f1e7;color:#153741;text-align:left;max-height:min(680px,calc(100dvh - 32px));overflow:hidden;box-shadow:0 20px 60px #12313b55}
.fact-scroll{padding:26px;overflow-y:auto;overscroll-behavior:contain;min-height:0}.fact-status{display:table;padding:8px 12px;border-radius:28px;font-size:15px;font-weight:700;letter-spacing:.1px;margin:0 0 18px}.fact-status:before{margin-right:8px}.status-correct{color:#166a51;background:#166a5117}.status-correct:before{content:'✓'}.status-wrong{color:#a13d48;background:#a13d4817}.status-wrong:before{content:'↺'}
.fact-city{font-size:clamp(30px,5vw,38px);font-weight:800;line-height:1.15;letter-spacing:-.6px;margin:0 0 8px}.fact-context{font-size:17px;color:#3f5a61;margin-bottom:22px}.fact-body{line-height:1.6;font-size:20px;margin-bottom:22px}.fact-body:empty{display:none}
.fact-section-label{border-top:1px solid #15374124;padding-top:20px;font-size:12px;line-height:1.5;letter-spacing:1.4px;text-transform:uppercase;font-weight:700;margin:0 0 14px;color:#3f5a61}.fact-details{list-style:none;padding:0;margin:0;display:grid;gap:14px;font-size:17px;line-height:1.6;color:#153741}.fact-details:empty{display:none}
.fact-actions{padding:20px;border-top:1px solid #1537411f;flex-shrink:0}.next-btn{padding:16px 24px;min-height:50px;border:0;border-radius:28px;color:#fff;background:#153741;font-size:18px;font-weight:700;width:100%}.next-btn:hover{background:#246a78}button:focus-visible,a:focus-visible{outline:3px solid #00dce9;outline-offset:3px}
@media(max-width:600px){#top-hud{gap:20px;padding:9px 16px}.back-btn{top:auto;bottom:max(14px,env(safe-area-inset-bottom));left:14px}#main-prompt{font-size:25px}#sub-prompt{font-size:13px}.fact-card{border-radius:24px}}
@media(max-height:480px){#top-hud{top:8px;padding:5px 16px;gap:24px}.hud-val{font-size:17px}.hud-item{font-size:9px}.toggle-switch{height:16px}.toggle-knob{height:12px;width:12px}#prompt-container{top:62px}#main-prompt{font-size:20px;margin-top:3px}#find-label{font-size:9px}#sub-prompt{font-size:12px;padding:5px 12px;margin-top:5px}.fact-scroll{padding:22px}.back-btn{top:8px;bottom:auto}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}