@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700&family=Shippori+Mincho:wght@500;600;700;800&display=swap');
:root{color-scheme:dark;--paper:#f5eddc;--gold:#dfc18a;--wine:#743b50;--ink:#30242f;--muted:#a99b9c;--serif:'Shippori Mincho','Yu Mincho',serif;--sans:'Noto Sans JP','Yu Gothic',sans-serif}
*{box-sizing:border-box}body{margin:0;min-height:100svh;background:radial-gradient(ellipse at 50% 30%,#4d2c3b 0,#2b1c29 45%,#1c1721 100%);color:var(--paper);font-family:var(--sans);display:flex;justify-content:center;padding:20px 12px max(14px,env(safe-area-inset-bottom));}body::before{content:'';position:fixed;inset:0;pointer-events:none;opacity:.06;background-image:repeating-linear-gradient(45deg,transparent,transparent 23px,#e8d6b0 24px,transparent 25px)}
button,input,summary{font:inherit}button{cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation}button:disabled{cursor:default}button:focus-visible,summary:focus-visible{outline:3px solid #f3d998;outline-offset:4px}button{border:0}button[hidden],[hidden]{display:none!important}.game-shell{width:min(440px,calc(100vw - 24px),calc((100svh - 238px)*.78));min-width:280px;position:relative}.game-heading{position:relative;text-align:center;margin-bottom:14px}.eyebrow{display:flex;justify-content:center;align-items:center;gap:9px;font-size:8px;letter-spacing:3px;color:var(--gold);font-family:Georgia,serif}.eyebrow span{width:22px;height:1px;background:#b89b7159}h1{font-family:var(--serif);font-size:16px;letter-spacing:2px;font-weight:600;margin:8px 20px 0}h1 span{font-size:14px;letter-spacing:1px;margin-left:4px}.settings-button{position:absolute;right:-3px;top:18px}.icon-button{display:grid;place-items:center;flex-shrink:0;background:transparent;color:#ddcba9;font-size:20px;width:36px;height:40px;border:1px solid #d0af7433;border-radius:9px}.icon-button:disabled{opacity:.3}.settings-button{border:0}.game-frame{border:1px solid #ab895e80;border-radius:17px;overflow:hidden;background:#2c2330;box-shadow:0 18px 90px #09071070,inset 0 0 0 4px #cdb0860a}.hud{height:65px;padding:10px 14px;display:flex;align-items:center;gap:10px;position:relative;background:linear-gradient(100deg,#31232d,#3e2c37,#2e2630)}.label{font-family:Georgia,serif;font-size:8px;letter-spacing:2px;color:#beaa89;display:block;margin-bottom:1px}.hud strong{font-family:Georgia,serif;font-size:29px;line-height:1;font-weight:400;font-variant-numeric:tabular-nums}.hud-time{flex:1}.hud strong small{font-family:var(--sans);font-size:10px;margin-left:4px;color:#d7c9b3}.hud-score{text-align:right;margin-right:3px;min-width:70px}.hud-score strong{font-size:25px}.clock-seal{width:36px;height:36px;border:1px solid #cdb38480;border-radius:50%;position:absolute;left:calc(50% - 18px);background:repeating-conic-gradient(from -1deg,#ad9470 0deg 2deg,transparent 2deg 30deg);box-shadow:inset 0 0 0 4px #392a34}.clock-seal::before,.clock-seal::after{content:'';position:absolute;left:17px;top:8px;width:1px;height:10px;background:#d1b98a;transform-origin:bottom}.clock-seal::after{transform:rotate(110deg);height:8px;top:10px}#time-meter{height:2px;background:#574451}#time-meter span{display:block;width:100%;height:100%;background:linear-gradient(90deg,#a98b5a,#f1dca4);transition:background .2s}.board-wrap{position:relative;width:100%;aspect-ratio:390/500;background:#c5b9a8;isolation:isolate;overflow:hidden}canvas{width:100%;height:100%;display:block;touch-action:none;user-select:none;-webkit-user-select:none;cursor:crosshair}.status-badge{position:absolute;top:11px;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:6px;padding:5px 12px;border-radius:30px;border:1px solid #c4dcdf66;color:#e2f4fa;background:#344a5eac;font-size:10px;letter-spacing:1px;pointer-events:none;box-shadow:0 2px 10px #13243325}.status-badge i{width:5px;height:5px;background:#a6d5e0;box-shadow:0 0 5px #d4f1fc;border-radius:50%}.status-badge.live{background:#775734bc;border-color:#e1be79;color:#fff1c9}.status-badge.live i{background:#f3cd80}.toast{position:absolute;top:34%;left:0;width:100%;text-align:center;color:#fff8df;font-family:var(--serif);font-weight:800;font-size:27px;text-shadow:0 2px 16px #3c2832,0 2px 3px #362332;pointer-events:none;opacity:0;transform:translateY(10px);transition:opacity .15s,transform .15s;z-index:2}.toast.visible{opacity:1;transform:translateY(0)}.toast small{font-size:14px;display:block;margin-top:6px;font-family:Georgia,serif;letter-spacing:3px}.game-controls{padding:9px 12px 12px;background:linear-gradient(#342630,#2b222c)}.route-info{display:flex;justify-content:space-between;align-items:center;min-height:30px;gap:4px;font-size:10px;color:#d4c7b7}.sub-button{height:30px;background:transparent;border:1px solid #b39a7040;border-radius:5px;color:#d5c5a8;font-size:10px;padding:0 10px;min-width:86px}.sub-button:disabled{opacity:.35}.serve-button{margin-top:6px;display:flex;align-items:center;justify-content:center;gap:12px;width:100%;height:48px;border-radius:8px;color:#fcf0d4;background:linear-gradient(120deg,#8e5466,#63384d);border:1px solid #d8b47d91;box-shadow:0 3px 12px #130e1844;font-size:13px;letter-spacing:1px;transition:background .2s,opacity .2s}.serve-button:disabled{background:#483641;color:#b1a1a6;border-color:#79615066;box-shadow:none;font-size:10px}.serve-button:not(:disabled):hover{background:linear-gradient(120deg,#a36678,#794358)}.serve-icon{font-size:24px;line-height:1}.serve-arrow{margin-left:auto;font-size:19px}.serve-button span:first-child{margin-right:auto}.game-caption{font-family:var(--serif);font-size:9px;letter-spacing:1px;text-align:center;color:#c5b4ac;padding:10px 0 8px}.game-notes{font-size:10px;line-height:1.9;color:#b7a7aa;text-align:center}.game-notes summary{cursor:pointer;font-size:9px;letter-spacing:1px;list-style:none}.game-notes summary::after{content:' ＋';color:#b99e76}.game-notes[open] summary::after{content:' −'}.game-notes p{text-align:left;padding:0 8px}.layer{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;flex-direction:column;z-index:3}.title-layer{background:linear-gradient(180deg,#fcf1dcea,#eee2cbcb 38%,#f4ead3f5 76%,#e8d7b8);color:var(--ink);padding:17px 24px 13px}.title-kicker{font-family:var(--serif);font-size:13px;letter-spacing:3px;margin-bottom:0;z-index:1}.hero-art{position:relative;width:100%;height:45%;flex-shrink:1;display:flex;justify-content:center;min-height:125px}.hero-art img{height:112%;width:100%;object-fit:contain;position:relative;z-index:1;filter:drop-shadow(0 9px 12px #5d3b2726)}.hero-clock{font-family:Georgia,serif;position:absolute;top:14%;width:180px;aspect-ratio:1;border-radius:50%;border:1px solid #9d795450;box-shadow:0 0 0 5px #b28a4810,0 0 0 9px #b28a4814,0 0 0 10px #b28a4820;text-align:center;color:#9575507a;font-size:13px;padding-top:7px;transform:rotate(-15deg)}.hero-clock::after{content:'';position:absolute;top:40px;left:50%;width:1px;height:50px;background:#a7875280;transform:rotate(40deg);transform-origin:bottom}.hero-clock span{position:absolute;left:10px;top:47%}.hero-clock em{position:absolute;right:9px;top:47%;font-style:normal}.hero-clock b{position:absolute;bottom:8px;left:47%;font-weight:400}.title-copy{text-align:center;z-index:2;margin-top:6px}.title-copy p{font-family:var(--serif);font-size:17px;letter-spacing:1px;line-height:1.6;margin:0 0 8px;font-weight:500}.title-copy strong{font-weight:700}.title-copy>span{font-size:9px;letter-spacing:.7px;color:#806a63}.load-status{font-size:9px;color:#846e64;min-height:16px;margin-top:7px}.primary,.secondary{border-radius:7px;min-height:46px;width:100%;font-size:13px;letter-spacing:1px;display:flex;justify-content:center;align-items:center;gap:13px;padding:11px 15px}.primary{background:linear-gradient(100deg,#793c50,#512c43);color:#fcf0d7;border:1px solid #9c6e58;box-shadow:0 3px 9px #42203220}.primary:hover{filter:brightness(1.12)}.primary:disabled{opacity:.5}.title-start{min-height:49px;flex-shrink:0}.primary small{font-family:Georgia,serif;letter-spacing:2px;font-size:9px;color:#d4b491}.title-links{display:flex;align-items:center;justify-content:center;gap:10px;font-size:8px;color:#a18865;margin-top:7px}.title-links button{font-size:9px;color:#795c52;background:transparent;min-height:28px}.best-line{font-size:8px;color:#8c7669;letter-spacing:1px;margin:3px 0 0}.best-line strong{font-family:Georgia,serif;font-size:11px;margin-left:6px;color:#705142;font-weight:400}.countdown-layer{background:#283747ab;backdrop-filter:blur(2px);color:#fff6dd;text-align:center}.countdown-layer p{font-family:var(--serif);letter-spacing:2px;font-size:16px}.countdown-layer strong{font-family:Georgia,serif;font-size:100px;font-weight:400;line-height:1.4}.countdown-layer>span{font-size:10px;color:#d2dce2;letter-spacing:1px}.modal-layer{background:#1f243ac4;backdrop-filter:blur(4px);padding:25px}.modal-card{text-align:center;background:#f3e8d5;color:#45333c;border:1px solid #d9bd83;padding:24px 20px;border-radius:12px;width:100%}.overline{font-family:Georgia,serif;font-size:9px;letter-spacing:2.5px;color:#ae8b63}.modal-card h2{font-family:var(--serif);font-size:17px;font-weight:600;margin:14px 0}.modal-card p{font-size:11px;color:#8b7573;line-height:1.9;margin:17px 0 22px}.text-button{font-size:10px;background:transparent;color:inherit;opacity:.8;min-height:33px;padding:8px;display:block;margin:auto}#skip-tutorial{font-size:10px;min-height:25px;padding:6px 0 0;color:#dfc18a}.result-layer{padding:17px 25px 12px;background:linear-gradient(#fbf0d9ee,#f0e1c9fa);color:#49313d;text-align:center}.result-layer h2{font-family:var(--serif);font-size:20px;font-weight:600;letter-spacing:2px;margin:8px 0}.result-sakuya{height:23%;width:100%;object-fit:contain;min-height:65px}.result-rank{font-family:var(--serif);font-size:14px;font-weight:700;margin:3px 0}.result-score{font-family:Georgia,serif;line-height:1.1;color:#6b3d4c}.result-score>span{font-size:49px}.result-score small{font-size:12px;letter-spacing:1px;margin-left:6px}.new-best{font-size:9px;color:#a77b3c;letter-spacing:3px;margin:5px 0 0}.result-stats{display:flex;width:100%;justify-content:space-around;border-top:1px solid #a4855730;border-bottom:1px solid #a4855730;margin:12px 0 0;padding:8px 0}.result-stats strong{display:block;font-family:Georgia,serif;font-size:22px;font-weight:400}.result-stats span{font-size:8px;color:#907569;display:block;margin-top:2px}.save-status{font-size:8px;color:#967d70;margin:6px 0;min-height:13px}.secondary{min-height:36px;background:transparent;border:1px solid #a7846155;color:#785245;font-size:10px;margin:0 0 8px;padding:8px}.replay-badge{position:absolute;top:10px;left:10px;right:10px;background:#302738d9;color:#ead6ac;border:1px solid #caa57288;border-radius:7px;z-index:4;padding:8px 10px;font-size:10px;display:flex;justify-content:space-between;align-items:center}.replay-badge button{background:none;color:#ead6ac;border:1px solid #d2bb8a66;border-radius:4px;padding:4px 8px;font-size:9px}dialog{background:#f3e8d5;color:#49343d;border:1px solid #c3a373;border-radius:14px;padding:25px;max-width:350px;width:calc(100% - 40px);box-shadow:0 18px 70px #07040a88}dialog::backdrop{background:#151220b8;backdrop-filter:blur(3px)}dialog h2{font-family:var(--serif);font-size:19px;font-weight:600;margin:12px 0 20px}dialog label{display:flex;justify-content:space-between;align-items:center;font-size:12px;padding:14px 0;border-top:1px solid #aa8a5a33}dialog input{width:20px;height:20px;accent-color:#773f53}dialog p{font-size:10px;line-height:1.9;color:#8b726c;margin:16px 0}dialog ol{padding-left:20px}dialog li{font-size:12px;padding-left:4px;margin:16px 0}dialog li span{display:block;font-size:10px;line-height:1.8;margin-top:5px;color:#8b726c}body.low-time #timer{color:#f6a998}body.low-time #time-meter span{background:#d89a85}.route-ready .serve-button:not(:disabled){box-shadow:0 0 0 1px #e1bb7a40,0 0 18px #e2b46827}
@media(max-width:370px){h1{font-size:14px;letter-spacing:1px}h1 span{font-size:12px}.title-layer{padding-left:19px;padding-right:19px}.title-copy p{font-size:15px}.title-kicker{font-size:11px}.hero-clock{width:140px}.title-copy>span{font-size:8px}.result-score>span{font-size:40px}.result-layer h2{font-size:17px}.result-stats{margin-top:6px;padding:5px 0}.result-layer{padding:12px 20px 8px}.result-rank{font-size:12px}.route-info{font-size:9px}.hud{height:59px}.game-caption{letter-spacing:0;font-size:8px}.game-heading{margin-bottom:10px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
body[data-phase="TITLE"] .game-controls,body[data-phase="RESULT"] .game-controls,body[data-phase="REPLAY"] .game-controls{display:none}body[data-phase="TITLE"] .board-wrap{min-height:480px}body[data-phase="RESULT"] .board-wrap{min-height:500px}.hero-art img{height:100%}
.status-badge{left:10px;top:9px;transform:none}.replay-badge{top:auto;bottom:10px}.primary{min-height:48px}
body[data-phase="RESULT"] .board-wrap{min-height:570px}.result-sakuya{height:18%;flex-shrink:1}.share-launch{margin:4px 0 8px;flex-shrink:0}.result-layer>.primary{flex-shrink:0}body[data-phase="RESULT"] .board-wrap{min-height:610px}.share-launch{text-decoration:none;background:linear-gradient(100deg,#473340,#30232f);cursor:pointer;min-height:48px}.share-launch[aria-disabled="true"]{opacity:.45;cursor:default}.result-share-status{font-size:9px;line-height:1.65;color:#927262;margin:0;min-height:30px;max-width:100%;flex-shrink:0}.result-share-tools{display:flex;gap:9px;justify-content:center;margin-bottom:5px;flex-shrink:0}.result-share-tools .text-button{font-size:9px;min-height:29px;padding:5px 9px;margin:0;text-decoration:underline;text-underline-offset:3px}.result-share-tools .text-button:disabled{opacity:.4}.result-layer>.primary{flex-shrink:0}