@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@600;700;800;900&family=Noto+Sans+JP:wght@500;700;900&display=swap');
:root{color-scheme:dark;--ink:#101522;--panel:#171e2c;--white:#f3f3ed;--coral:#ff6348;--blue:#63e9f5;--yellow:#ffe17b}*{box-sizing:border-box}html{height:100%;background:var(--ink)}body{margin:0;color:var(--white);font-family:'Noto Sans JP',sans-serif;font-size:16px;overscroll-behavior:none}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;border:0;cursor:pointer}button:focus-visible,a:focus-visible{outline:3px solid var(--blue);outline-offset:4px}.cabinet{width:min(620px,100%);margin:auto;min-height:100dvh;padding:18px 24px 12px;display:flex;flex-direction:column}header{display:flex;align-items:center;justify-content:space-between;gap:10px}.wordmark{font-family:'Barlow Condensed',Impact,sans-serif;font-size:31px;font-weight:900;letter-spacing:-1px;text-decoration:none;color:var(--white);line-height:1}.wordmark span{color:var(--coral);margin-left:4px}.wordmark i{font-size:16px;margin-left:8px;font-style:normal}.header-actions{display:flex;gap:6px}.header-actions button{background:#252d3c;color:var(--white);border-radius:7px;min-width:35px;min-height:36px;font-size:14px}.header-actions button:first-child{padding:0 10px}.hud{display:flex;justify-content:space-between;align-items:end;padding:18px 0 12px}.hud small{display:block;color:#97a1b2;font-size:12px;letter-spacing:2px}.hud strong{font-family:'Barlow Condensed',Impact,sans-serif;font-size:43px;line-height:1.08;font-weight:800;letter-spacing:.4px}.hud em{font-size:23px;color:#8b95a7;font-style:normal}.hud .timer{text-align:center}.hud .score{text-align:right}.arena{position:relative;flex:1;min-height:360px;height:min(54dvh,480px);max-height:510px;background:radial-gradient(ellipse at 50% 40%,#253147,#141b2a 72%);border-radius:12px;overflow:hidden;border:1px solid #344058}canvas{display:block;width:100%;height:100%;touch-action:manipulation}.rail{position:absolute;top:20px;left:16px;color:#8593ab;font-family:'Barlow Condensed',sans-serif;font-size:13px;letter-spacing:2px;line-height:1.2;pointer-events:none}.side-depth{position:absolute;top:25%;right:12px;pointer-events:none;color:#52637c}.side-depth>span{writing-mode:vertical-rl;font-family:'Barlow Condensed',sans-serif;letter-spacing:3px;font-size:12px}.side-depth>div{text-align:center;font-size:20px;line-height:1.9;margin-top:10px}.combo{position:absolute;left:0;right:0;top:13px;text-align:center;font-family:'Barlow Condensed',sans-serif;font-weight:800;color:var(--yellow);font-size:24px;letter-spacing:1px;pointer-events:none}.toast{position:absolute;top:67%;left:0;right:0;text-align:center;color:var(--blue);font-weight:900;font-size:21px;pointer-events:none;min-height:30px}.overlay{position:absolute;inset:0;display:grid;place-items:center;background:#101522bb;backdrop-filter:blur(8px);padding:22px;z-index:2}.overlay[hidden]{display:none}.panel{width:100%;max-width:365px;text-align:center}.eyebrow{font-size:12px;letter-spacing:1.4px;color:var(--blue);font-family:'Barlow Condensed',sans-serif;font-weight:700}.panel h1{font-size:48px;font-weight:900;line-height:1.15;margin:16px 0;letter-spacing:-2px}.panel h1 span{color:var(--coral)}.intro{font-size:15px;line-height:1.9;color:#c4cbd6}.how{display:flex;align-items:center;justify-content:center;gap:18px;margin:22px 0;font-size:15px}.how b{color:var(--coral)}.primary{width:100%;background:var(--coral);color:#101522;padding:16px;border-radius:8px;font-weight:900;font-size:19px;box-shadow:0 5px 0 #af3927}.primary kbd{font-family:'Barlow Condensed',sans-serif;font-size:15px;margin-left:12px;opacity:.7}.best{font-size:12px;color:#97a1b2;margin:20px 0 0}.best b{color:var(--white);margin-left:7px}.meters{display:flex;gap:28px;align-items:center;padding:15px 0 12px}.health{flex-shrink:0}.health span{font-size:20px;color:var(--coral);letter-spacing:3px}.health small{display:block;color:#97a1b2;font-size:12px;letter-spacing:2px;margin-top:2px}.heat{flex:1}.heat-label{display:flex;justify-content:space-between;font-size:12px;line-height:1.6;color:#b2bece}.heat-label b{color:var(--blue);font-family:'Barlow Condensed',sans-serif;font-size:16px}.track{height:6px;background:#303c50;border-radius:6px;overflow:hidden;margin-top:4px}.track>div{background:var(--blue);width:0;height:100%;transition:width .1s}.controls{display:flex;align-items:center;gap:20px}.cue{flex:1;font-weight:700;font-size:15px;color:#a2b0c4;line-height:1.5}.cue.ready{color:var(--blue)}.drop{display:flex;justify-content:space-between;align-items:center;gap:20px;min-width:52%;color:var(--ink);background:var(--blue);padding:15px 20px;border-radius:8px;font-family:'Barlow Condensed',sans-serif;font-size:32px;font-weight:900;box-shadow:0 5px 0 #228998;touch-action:manipulation}.drop:active{transform:translateY(3px);box-shadow:0 2px 0 #228998}.drop kbd{font-family:'Barlow Condensed',sans-serif;font-size:13px;font-weight:700;letter-spacing:.5px}.drop:disabled{opacity:.55;cursor:default}.controls.riot .drop{background:var(--yellow);box-shadow:0 5px 0 #a78a36}footer{display:flex;justify-content:space-between;font-size:12px;color:#708098;padding-top:16px;gap:10px;line-height:1.4}footer span:last-child{font-family:'Barlow Condensed',sans-serif;letter-spacing:1px}.panel h2{font-size:29px;color:var(--coral);margin:8px 0}.panel p{line-height:1.8}.secondary{color:var(--white);background:#344058;border-radius:7px;padding:12px 20px;min-height:44px;font-size:15px}.record{font-family:'Barlow Condensed',sans-serif;font-weight:800;font-size:50px;margin:10px 0;color:var(--yellow)}.result-detail{font-size:14px;color:#b2bece}.choices{display:grid;gap:9px;margin:16px 0}.choice{background:#273348;text-align:left;padding:13px 16px;border:1px solid #4e607b;border-radius:8px;color:var(--white)}.choice strong{display:block;font-size:17px;color:var(--blue)}.choice span{font-size:13px;line-height:1.7;color:#bec8d7;display:block;margin-top:3px}.choice:hover{background:#34475f;border-color:var(--blue)}.panel.compact h1{font-size:35px}.panel.compact .eyebrow{margin:0}.timer.low strong{color:var(--coral)}
@media(min-width:900px){body{background:repeating-linear-gradient(125deg,#101522 0,#101522 130px,#131a27 130px,#131a27 131px)}.cabinet{padding-top:22px}}
@media(max-width:420px){.cabinet{padding:12px 14px 10px}.wordmark{font-size:29px}.hud{padding-top:14px}.hud strong{font-size:36px}.hud em{font-size:20px}.arena{min-height:310px}.controls{gap:10px}.cue{font-size:14px}.drop{min-width:53%;gap:10px;padding:14px 15px;font-size:29px}.drop kbd{font-size:12px}.meters{gap:20px}.panel h1{font-size:43px}.overlay{padding:18px}.intro{font-size:14px}.how{margin:17px 0}footer{font-size:12px}}
@media(max-height:690px){.cabinet{padding-top:10px}.hud{padding-top:10px}.arena{min-height:270px;height:44dvh}.panel h1{font-size:35px;margin:9px 0}.intro{margin:8px 0;line-height:1.7}.how{margin:12px 0}.primary{padding:13px}.best{margin-top:12px}.meters{padding:10px 0}.controls .drop{padding-top:10px;padding-bottom:10px}footer{padding-top:12px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
/* Keep every dialog usable on short screens and enlarged text. */
.overlay{display:flex;flex-direction:column;overflow-y:auto;overscroll-behavior:contain}.panel{flex-shrink:0;margin:auto}.panel.compact h1{font-size:42px;margin:9px 0}.panel.compact .intro{margin:10px 0}.panel.compact .how{margin:15px 0}.choice-note{font-size:14px;color:#a8b5c8;margin:8px 0}.choices{margin:12px 0 0}.choice{padding:11px 14px}.choice small{font-size:12px;color:#95a6c0}.choice span{font-size:14px}.panel.compact h2{font-size:26px;line-height:1.45}.result-score{display:flex;align-items:center;justify-content:center;gap:18px;margin:14px 0}.result-score strong{font-family:'Barlow Condensed',sans-serif;font-size:56px;line-height:1;color:var(--white)}.grade{background:var(--yellow);color:var(--ink);font-family:'Barlow Condensed',sans-serif;font-size:32px;font-weight:800;min-width:52px;padding:2px 9px;border-radius:5px}.result-tip{font-size:14px;color:#a8b5c8;margin:12px 0 20px}.restart{margin-top:14px}.instructions{text-align:left;padding-left:23px;margin:15px 0;font-size:14px;line-height:1.8;color:#c6d0de}.instructions li{padding-bottom:7px}.instructions b{color:var(--white)}.choice:hover{transform:none}.health{min-width:100px}.controls .drop{flex-shrink:0}#pause:disabled{opacity:.45;cursor:default}
@media(max-width:420px){.panel.compact h1{font-size:37px}.panel.compact h2{font-size:23px}.health{min-width:91px}.meters{gap:12px}.panel.compact .intro{font-size:14px}.eyebrow{letter-spacing:.8px}.result-score strong{font-size:48px}.choice{padding:9px 12px}.choice strong{font-size:16px}.instructions{font-size:14px}.header-actions{gap:5px}.wordmark i{display:none}}
@media(max-height:690px){.panel.compact h1{font-size:34px}.panel.compact .how{margin:10px 0}.result-score{margin:9px 0}.result-tip{margin:9px 0 12px}.panel.compact .intro{margin:8px 0}}
.overlay[data-kind="choose"],.overlay[data-kind="help"],.overlay[data-kind="pause"],.overlay[data-kind="result"]{position:fixed;inset:0;background:#101522e0;backdrop-filter:blur(12px);padding:24px}.panel[data-kind]{margin:auto}.overlay[data-kind="result"] .result-detail{margin:10px 0}.overlay[data-kind="result"] .result-score{margin:10px 0}.overlay[data-kind="result"] .best{margin-top:14px}.overlay[data-kind="choose"] .panel{max-width:395px}.overlay[data-kind="help"] .panel{max-width:420px}.choice span{line-height:1.7}.overlay[data-kind="start"] .panel{max-width:365px}footer{flex-wrap:wrap}
canvas{position:absolute;inset:0;width:100%;height:100%}.rail{top:auto;bottom:20px;color:#5e7392}.combo{font-size:22px}.arena .toast{top:77%}
.intro,.panel.compact .intro{font-size:16px}.instructions{font-size:16px}.cue{font-size:16px}.result-tip{font-size:14px}.controls{align-items:center}.arena .toast{font-size:20px}
@media(max-width:420px){.cue{font-size:14px}.panel.compact .intro{font-size:16px}.instructions{font-size:16px}.arena .toast{font-size:18px}}
.drive-hud{position:absolute;top:43px;left:50%;transform:translateX(-50%);width:128px;text-align:center;pointer-events:none}.drive-hud[hidden],.route-note[hidden]{display:none}.drive-hud span{font-family:'Barlow Condensed',sans-serif;font-size:14px;color:#afc3dc;font-weight:700;letter-spacing:.8px}.drive-hud>div{height:3px;border-radius:2px;background:#3a4a61;margin-top:4px;overflow:hidden}.drive-hud i{display:block;background:var(--blue);height:100%;width:0}.route-note{position:absolute;right:15px;bottom:17px;pointer-events:none;font-size:14px;color:var(--yellow);background:#101522bb;border-radius:5px;padding:4px 8px}.cue.gold{color:var(--yellow)}.bonus{font-size:13px;color:#8498b6}.arena .toast{top:74%}.heat-label{gap:6px;align-items:baseline}.heat-label b{white-space:nowrap}.result-detail{line-height:1.65}
@media(max-width:420px){.route-note{font-size:14px;bottom:17px;right:10px;padding:3px 6px}.rail{font-size:12px;bottom:20px;left:12px}.health{min-width:90px}.heat-label span{font-size:12px}.drive-hud{top:43px}}

/* ポータルへは別タブで移動し、ゲームに戻れるようにする。 */
.portal-links{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:0 16px;margin:12px 0 0;padding:2px 0;border-top:1px solid #ffffff26;width:100%;letter-spacing:normal}.portal-links a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;max-width:100%;padding:4px 2px;color:#6fe5ed;font-size:14px;font-weight:700;line-height:1.6;text-align:center;text-decoration:underline;text-underline-offset:4px;overflow-wrap:anywhere}.portal-links a:hover{ text-decoration-thickness:2px }.portal-links a:focus-visible{outline:3px solid #6fe5ed;outline-offset:3px;border-radius:3px}