:root{color-scheme:dark;--bg:#082b2d;--ink:#f5ebd3;--muted:#b0c4b8;--gold:#ebbd6d;--line:#345151;--green:#a8e3bd}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.6 system-ui,sans-serif}main{max-width:1240px;margin:auto;padding:30px 42px}button,a,input{touch-action:manipulation}button{font:inherit;cursor:pointer;border:1px solid #54706b;border-radius:10px;background:#153c3d;color:var(--ink);padding:10px 18px;transition:background .15s,transform .15s}button:hover{background:#244d49}button:active{transform:translateY(1px)}button:focus-visible,a:focus-visible,canvas:focus-visible{outline:3px solid var(--gold);outline-offset:4px}button:disabled{cursor:default;opacity:.45}a{color:inherit}header{display:flex;align-items:center;gap:24px;border-bottom:1px solid var(--line);padding-bottom:22px}.brand{text-decoration:none;font:600 25px Georgia,serif;letter-spacing:5px}.brand span{display:block;font:9px system-ui;letter-spacing:4px;margin-top:5px}.edition{margin-left:auto;color:var(--muted);font-size:12px}header button{font-size:12px;padding:7px 12px}.intro{display:flex;justify-content:space-between;align-items:flex-end;margin:30px 0 32px}.eyebrow{font-size:10px;letter-spacing:2.6px;font-weight:750;margin:0 0 10px;color:var(--gold)}h1,h2,p{margin-top:0}h1{font:normal clamp(40px,5.2vw,68px)/.99 Georgia,serif;letter-spacing:-2px;margin-bottom:0}h2{font:normal 27px/1.12 Georgia,serif;margin-bottom:10px}.lede{color:var(--muted);font-size:14px;max-width:330px;margin-bottom:3px}.layout{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(280px,.85fr);gap:40px}.flighthead{display:flex;justify-content:space-between;align-items:center;min-height:72px}.flighthead .eyebrow{margin-bottom:7px}.flighthead h2{font-size:24px}.counter{text-align:center;padding-left:15px}.counter strong{font:30px Georgia;display:block}.counter span{font-size:8px;letter-spacing:2px}.frame{position:relative;border:1px solid #668077;border-radius:24px;overflow:hidden;box-shadow:0 20px 50px #001d2266;aspect-ratio:1;background:#072c2c}canvas{display:block;width:100%;height:100%;touch-action:manipulation}#veil,#paused{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;text-align:center;background:#05292ddd;backdrop-filter:blur(4px);padding:24px}#veil h2,#paused h2{font-size:36px}#veil p{color:var(--muted);font-size:14px}#veil button,#resume,#next{background:var(--gold);color:#193b36;border:0;font-weight:700}#paused[hidden],#veil[hidden],[hidden]{display:none!important}.telemetry{display:flex;justify-content:space-between;gap:10px;margin:13px 2px;color:var(--muted);font-size:11px}.controls{display:flex;gap:10px}.controls #pulse{flex:1;background:var(--gold);border:0;color:#193b36;font-weight:750;font-size:18px;padding:12px}.controls #pulse.good{background:var(--green);box-shadow:0 0 22px #a8e3bd22}.controls small{font:9px system-ui;letter-spacing:1.5px;margin-left:8px}.controls #pulse span{font-size:24px;margin-right:5px}#feedback{font-size:12px;color:var(--muted);min-height:38px;margin:12px 0 0}.guide{background:#103738;border:1px solid var(--line);padding:28px;border-radius:20px;margin-top:72px}.guide h2{font-size:36px}.guide ol{padding-left:20px;font-size:12px;color:var(--muted);margin-top:24px}.guide li{padding-left:5px;margin:0 0 16px}.guide b{color:var(--ink)}.legend{display:flex;flex-wrap:wrap;gap:14px;font-size:10px}.dot{display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:4px}.green{background:var(--green)}.gold{background:var(--gold)}.quiet{font-size:11px;color:var(--muted);margin:16px 0}.toggle{display:flex;gap:8px;align-items:center;font-size:11px;color:var(--muted)}input{accent-color:var(--gold)}.routes{margin-top:26px}#courses{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}#courses button{padding:9px 8px;font-size:12px}#courses button.selected{background:var(--ink);color:#173936}#courses button[data-medal=gold]{border-color:var(--gold)}#course-note{font-size:11px;color:var(--muted);margin:12px 0}.stamp{display:flex;align-items:center;gap:15px;margin-top:22px}.stamp img{width:58px;height:42px;object-fit:cover;border-radius:8px}.stamp p{font-size:11px;margin:0;color:var(--muted)}.stamp b{color:var(--gold)}#reward{display:flex;align-items:center;gap:20px;background:#234c40;border:1px solid #70876a;border-radius:18px;padding:24px;margin-top:16px}#reward img{width:85px;border-radius:10px}#reward p{font-size:12px;margin-bottom:12px}#reward h2{font-size:26px}footer{border-top:1px solid var(--line);font-size:10px;color:var(--muted);line-height:2;margin-top:40px;padding-top:20px}@media(max-width:800px){main{padding:22px}.intro{display:block}.lede{margin-top:20px}.layout{grid-template-columns:1fr;gap:16px}.guide{margin-top:0}.edition{display:none}header{justify-content:space-between}.intro h1{font-size:52px}.flighthead h2{font-size:23px}.guide ol{font-size:13px}}@media(prefers-reduced-motion:reduce){button{transition:none}}