@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@600;700;800;900&family=Inter:wght@400;500;600;700;800;900&display=swap');
:root{--white:#fff;--ink:#000;--muted:#e5e5e5}
*{box-sizing:border-box}
html,body{height:100%;margin:0;background:#000;color:#fff;font-family:Inter,Arial,sans-serif;overflow:hidden;overscroll-behavior:none}
body{display:grid;place-items:center}
#frame{position:relative;overflow:hidden;box-shadow:0 0 90px #0008}
#stage{position:absolute;left:0;top:0;width:1080px;height:1920px;transform-origin:top left;overflow:hidden;background:#b8d7e2}
#world{position:absolute;inset:0;width:1080px;height:1920px;touch-action:none}
button{cursor:pointer;border:0;font-family:inherit;touch-action:manipulation}
button:focus-visible{outline:6px solid #fff;outline-offset:8px}
header{position:absolute;top:50px;left:58px;right:58px;height:130px;padding:16px 26px;display:flex;align-items:center;gap:28px;z-index:4;background:#000;border:2px solid #ffffff50;border-radius:18px}
.brand{width:138px;height:96px;object-fit:contain}
header>span{font-weight:900;letter-spacing:7px;font-size:36px}
#sound{margin-left:auto;width:90px;height:90px;border:2px solid #fff;border-radius:12px;background:#111;color:#fff;font-size:38px;display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1}
#sound small{font-size:20px;margin-top:7px;font-weight:800}
#intro{position:absolute;inset:0;z-index:7;background:#000;text-align:center;overflow:hidden;isolation:isolate}
.cover-photo{position:absolute;inset:0;background:#000 url('assets/runner-photo.png') center top/cover no-repeat;z-index:-2}
#intro::after{content:'';position:absolute;inset:0;z-index:-1;pointer-events:none;background:linear-gradient(90deg,rgba(0,0,0,.65) 0%,rgba(0,0,0,.22) 44%,transparent 68%),linear-gradient(0deg,#000 0%,#000 25%,rgba(0,0,0,.65) 32%,transparent 44%)}
.intro-brand{position:absolute;top:100px;left:74px;width:300px;height:207px;object-fit:contain;animation:logoReveal 1.1s cubic-bezier(.2,.8,.2,1) both}
.intro-title-wrap{position:absolute;top:454px;left:64px;right:auto;width:560px;text-align:left}
.intro-kicker{font-size:25px;line-height:1.4;letter-spacing:4px;font-weight:800;color:#fff;margin:0 0 48px;animation:logoReveal 1.1s .15s both}
#intro h1{font-family:'Barlow Condensed',Impact,sans-serif;font-size:210px;font-weight:900;line-height:.85;font-style:italic;margin:0;letter-spacing:-4px;color:#fff;text-shadow:0 4px 36px #0006}
.title-line{display:flex;justify-content:flex-start;white-space:nowrap;padding-right:0}
.title-line i{display:inline-block;font-style:inherit;animation:letterLaunch .9s cubic-bezier(.12,.84,.22,1) calc(.25s + var(--letter)*.07s) both}
.run-line{margin-top:25px;letter-spacing:-2px}
.title-dot{margin-left:2px}
.title-track{display:flex;justify-content:flex-start;gap:14px;margin:38px 0 0;width:440px;height:7px;overflow:hidden;transform:skewX(-20deg)}
.title-track span{height:7px;width:136px;background:#fff;transform-origin:left;animation:trackPulse 3.8s ease-in-out infinite}
.title-track span:nth-child(2){animation-delay:.16s}
.title-track span:nth-child(3){animation-delay:.32s}
.intro-action{position:absolute;top:1320px;left:80px;right:80px}
#intro #start{min-height:144px;border-radius:0;border:3px solid #fff;box-shadow:none;padding:30px 42px;font-size:38px;letter-spacing:3px;position:relative;animation:logoReveal 1s .8s both}
#intro #start::after{content:'↗';font-size:56px;line-height:1}
#intro #start:disabled::after{content:''}
#intro #start:hover:not(:disabled){background:#000;color:#fff}
#intro #start:active{transform:translateY(4px)}
.eyebrow{font-size:27px;letter-spacing:5px;font-weight:800;color:#fff}
.challenge-info{display:flex;justify-content:center;gap:26px;margin-top:34px;align-items:center}
.challenge-info span{font-size:25px;letter-spacing:1px;font-weight:800;color:#fff;white-space:nowrap}
.challenge-info span+span{border-left:2px solid #8a8a8a;padding-left:26px}
.primary{width:100%;min-height:126px;background:#fff;border-radius:10px;color:#000;font-size:34px;font-weight:900;letter-spacing:1px;display:flex;align-items:center;justify-content:space-between;padding:28px 38px;transition:transform .15s;box-shadow:0 8px 0 #a9a9a9}
.primary:disabled{background:#e5e5e5;color:#555;cursor:wait}
.primary:hover:not(:disabled){background:#eee}
.primary:active{transform:translateY(5px);box-shadow:0 3px 0 #a9a9a9}
.primary span{font-size:54px;line-height:1}
.swipe-guide{display:flex;justify-content:center;gap:88px;margin-top:60px;padding:0 16px}
.swipe-guide>span{font-size:43px;font-weight:700;min-width:140px}
.swipe-guide small{display:block;font-size:22px;letter-spacing:2px;margin-top:9px;color:#fff;font-weight:800}
.hint{display:block;font-size:25px;line-height:1.6;margin-top:26px;color:var(--muted)}
.signature{position:absolute;bottom:75px;left:60px;right:60px;font-size:25px;letter-spacing:5px;font-weight:900;color:#fff}
@keyframes logoReveal{from{opacity:0;transform:translateY(22px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}
@keyframes letterLaunch{from{opacity:0;transform:translate(70px,80px) skewX(-18deg)}to{opacity:1;transform:translate(0,0) skewX(0)}}
@keyframes trackPulse{0%,75%,100%{transform:scaleX(1);opacity:1}35%{transform:scaleX(.3);opacity:.45}55%{transform:scaleX(1);opacity:1}}
#hud{position:absolute;top:206px;left:58px;right:58px;z-index:4}
.hud-primary{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:stretch}
.hud-secondary{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px;margin-top:16px}
.hud-card{background:#000;border:2px solid #ffffff80;border-radius:14px;display:flex;flex-direction:column;justify-content:center;align-items:center;min-width:0;padding:16px 14px;box-shadow:0 8px 20px #0003}
.hud-card small{font-size:25px;font-weight:800;letter-spacing:2px;color:#fff;white-space:nowrap}
.hud-card strong{font-family:'Barlow Condensed',Impact,sans-serif;font-size:78px;line-height:1.05;font-weight:900;letter-spacing:2px;color:#fff;font-variant-numeric:tabular-nums}
.hud-card>span{font-size:22px;font-weight:700;letter-spacing:3px;color:#e5e5e5}
.timer-card{border-color:#fff}
.timer-card strong{font-size:80px}
.timer-card.urgent{border-width:5px;border-color:#fff}
.timer-card.urgent small{font-size:27px}
#resultMetrics strong>span{font-size:38px}
.hud-secondary .hud-card{padding:17px 12px}
.hud-secondary .hud-card strong{font-size:49px;line-height:1.25;letter-spacing:1px}
.hud-secondary .hud-card .unit,.record strong span{font-size:30px;letter-spacing:0}
.coin-score strong{display:flex;align-items:center;justify-content:center;gap:14px}
.coin-icon{display:grid;place-items:center;width:39px;height:39px;border-radius:50%;background:#fff;color:#000;font-family:Inter,Arial,sans-serif;font-size:28px;border:2px solid #fff}
.pace{margin-top:16px;display:flex;align-items:center;gap:20px;background:#000;border:2px solid #ffffff70;padding:15px 20px;border-radius:9px;font-size:25px;letter-spacing:2px;font-weight:800;color:#fff}
.pace>span{white-space:nowrap}
.pace>div{height:9px;flex:1;background:#555;border-radius:5px;overflow:hidden}
.pace i{display:block;background:#fff;height:100%;width:0}
#modal{position:absolute;inset:0;z-index:8;background:#000c;backdrop-filter:blur(12px);display:grid;place-items:center;padding:58px}
.modal-card{width:100%;background:#000;border:3px solid #fff;border-radius:24px;padding:65px 52px 36px;text-align:center;box-shadow:0 40px 150px #0009}
.modal-card>img{width:220px;height:152px;object-fit:contain;margin-bottom:45px}
h2{font-family:'Barlow Condensed',Impact,sans-serif;font-size:110px;font-style:italic;line-height:1;font-weight:900;margin:30px 0 36px;color:#fff}
.modal-card p{font-size:30px;line-height:1.55;color:#fff;margin:32px 0 36px}
.secondary{background:#000;color:#fff;border:2px solid #ffffff70;border-radius:10px;font-weight:800;font-size:27px;letter-spacing:1px;padding:28px 20px;width:100%;margin-top:30px}
.secondary:hover{background:#222}
#home{margin-top:30px}
#resume:not([hidden])+#home{background:#000;color:#fff;border:2px solid #fff;box-shadow:none;font-size:30px;min-height:108px}
#resume:not([hidden])+#home:hover{background:#222}
#resultMetrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
#resultMetrics:empty{display:none}
#resultMetrics>div{border:2px solid #ffffff80;background:#111;border-radius:10px;padding:22px 14px;min-width:0}
#resultMetrics>div:nth-child(3){grid-column:1/-1}
#resultMetrics strong{display:block;font-family:'Barlow Condensed',Impact,sans-serif;font-size:80px;line-height:1.1;color:#fff;overflow-wrap:anywhere}
#resultMetrics small{display:block;font-size:26px;font-weight:800;letter-spacing:2px;color:#fff;margin-top:9px}
#touch{position:absolute;bottom:124px;left:90px;right:90px;display:flex;gap:22px;justify-content:center;z-index:5}
#touch button{width:158px;height:132px;border:3px solid #fff;border-radius:16px;background:#000;color:#fff;font-size:64px;box-shadow:0 6px 0 #0005}
#touch button:active{background:#fff;color:#000}
#toast{position:absolute;top:640px;left:80px;right:80px;text-align:center;color:#fff;font-size:33px;letter-spacing:3px;line-height:1.4;font-weight:900;background:#000;padding:22px;border:2px solid #fff;border-radius:10px;z-index:5;opacity:0;transition:opacity .3s;pointer-events:none}
#gameFooter{position:absolute;bottom:46px;left:180px;right:180px;padding:13px 15px;border-radius:6px;background:#000;font-size:22px;font-weight:800;letter-spacing:3px;text-align:center;color:#fff;z-index:4}
#loading,#failure{position:absolute;inset:0;z-index:12;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#000;text-align:center;padding:100px}
#loading img{width:240px;margin-bottom:75px}
#loading p{font-size:27px;letter-spacing:4px;font-weight:700}
.loader{width:340px;height:8px;background:#555;border-radius:8px;overflow:hidden}
.loader:after{content:'';display:block;height:100%;width:40%;background:#fff;animation:loading 1s ease-in-out infinite alternate}
@keyframes loading{to{transform:translateX(150%)}}
#failure h2{font-size:95px}
#failure p{font-size:30px;line-height:1.6}
#failure .primary{margin-top:50px}
[hidden]{display:none!important}
@media(prefers-reduced-motion:reduce){.loader:after,.intro-brand,.intro-kicker,.title-line i,.title-track span,#intro #start{animation:none}.primary{transition:none}}