:root{--primary: #22e4ff;--danger: #ff2bd6;--bg: #04001a;--text: #eafcff;--font-display: "Avenir Next", "Hiragino Kaku Gothic ProN", system-ui, sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{margin:0;padding:0;width:100%;height:100dvh;overflow:hidden;overscroll-behavior:none;background:var(--bg);color:var(--text);font-family:var(--font-display);user-select:none;-webkit-user-select:none}.app{position:fixed;top:0;right:0;bottom:0;left:0}.game-canvas{position:absolute!important;top:0;right:0;bottom:0;left:0;touch-action:none}.page{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column}.overlay{background:#0200109e;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);align-items:center;justify-content:center;animation:fade-in .3s ease-out;pointer-events:auto}.safe-top{padding-top:calc(env(safe-area-inset-top,0px) + 12px)}.safe-bottom{padding-bottom:calc(env(safe-area-inset-bottom,0px) + 14px)}.btn{font-family:var(--font-display);font-size:17px;font-weight:700;letter-spacing:.12em;border:none;border-radius:12px;padding:14px 36px;min-height:52px;cursor:pointer;transition:transform .08s ease,filter .15s ease}.btn:active{transform:scale(.96)}.btn-primary{color:#021018;background:linear-gradient(135deg,var(--primary),#6cf6ff);box-shadow:0 0 18px #22e4ff8c,0 0 50px #22e4ff33}.btn-ghost{color:var(--text);background:#ffffff12;border:1px solid rgba(234,252,255,.3)}.btn-link{background:none;border:none;color:var(--primary);font-size:12px;margin-left:8px;padding:6px;cursor:pointer;text-decoration:underline}.welcome-page{align-items:center;justify-content:center;background:radial-gradient(ellipse at 50% 120%,rgba(34,228,255,.16),transparent 60%),radial-gradient(ellipse at 50% -20%,rgba(255,43,214,.13),transparent 60%),var(--bg)}.welcome-card{display:flex;flex-direction:column;align-items:center;gap:16px;padding:36px 30px;border-radius:20px;background:#080424b8;border:1px solid rgba(34,228,255,.35);box-shadow:0 0 50px #22e4ff1f;width:min(86vw,360px)}.welcome-logo{font-size:30px;font-weight:900;letter-spacing:.22em;color:var(--primary);text-shadow:0 0 12px rgba(34,228,255,.9),0 0 40px rgba(34,228,255,.45)}.welcome-heading{margin:0;font-size:15px;font-weight:600;opacity:.85}.welcome-name{font-size:22px;font-weight:800}.welcome-input{width:100%;font-size:18px;padding:12px 14px;border-radius:10px;border:1px solid rgba(234,252,255,.35);background:#00000059;color:var(--text);text-align:center;outline:none}.welcome-input:focus{border-color:var(--primary);box-shadow:0 0 12px #22e4ff59}.welcome-error{color:#ff7b9d;font-size:13px}.welcome-enter{width:100%}.title-page{justify-content:space-between;cursor:pointer}.title-top{display:flex;justify-content:space-between;align-items:center;padding-left:16px;padding-right:16px}.title-player{font-size:13px;opacity:.9}.title-best{font-size:13px;font-weight:700;color:var(--primary)}.title-center{display:flex;flex-direction:column;align-items:center;gap:10px}.title-logo{margin:0;font-size:clamp(48px,14vw,84px);font-weight:900;font-style:italic;letter-spacing:.1em;line-height:1;color:var(--text);text-shadow:0 0 16px rgba(34,228,255,.95),0 0 60px rgba(34,228,255,.5),0 0 120px rgba(34,228,255,.3)}.title-logo-accent{color:var(--danger);text-shadow:0 0 16px rgba(255,43,214,.95),0 0 60px rgba(255,43,214,.5)}.title-tagline{margin:0;font-size:14px;letter-spacing:.3em;opacity:.8}.title-start{margin-top:26px;font-size:18px;font-weight:800;letter-spacing:.32em;color:var(--primary);animation:pulse 1.4s ease-in-out infinite}.title-bottom{display:flex;flex-direction:column;align-items:center;gap:12px}.title-hint{font-size:12px;opacity:.55;letter-spacing:.1em}.ranking{width:min(84vw,320px);background:#08042499;border:1px solid rgba(34,228,255,.25);border-radius:14px;padding:12px 18px;font-size:13px}.ranking-title{text-align:center;font-weight:800;letter-spacing:.3em;font-size:11px;color:var(--primary);margin-bottom:8px}.ranking-row{display:flex;gap:10px;padding:3px 0}.ranking-pos{width:18px;text-align:right;color:var(--primary);font-weight:700}.ranking-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.ranking-score{font-variant-numeric:tabular-nums;font-weight:700}.game-page{pointer-events:none}.swipe-layer{position:absolute;top:0;right:0;bottom:0;left:0;touch-action:none;pointer-events:auto;cursor:grab}.hud{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none}.hud-top{display:flex;justify-content:space-between;align-items:flex-start;padding-left:16px;padding-right:16px}.hud-zone,.hud-best{font-size:12px;font-weight:700;letter-spacing:.14em;opacity:.75;min-width:84px;padding-top:8px}.hud-best{text-align:right}.hud-score-block{text-align:center}.hud-score{font-size:clamp(34px,9vw,48px);font-weight:900;font-variant-numeric:tabular-nums;line-height:1.05;text-shadow:0 0 18px rgba(34,228,255,.65)}.hud-combo{font-size:14px;font-weight:800;color:var(--primary);letter-spacing:.12em;animation:combo-pop .25s ease-out}.hud-bonus{position:absolute;top:32%;left:50%;transform:translate(-50%);font-size:19px;font-weight:900;letter-spacing:.08em;color:#fff;text-shadow:0 0 14px rgba(34,228,255,.9);animation:bonus-float .85s ease-out forwards;pointer-events:none}.hud-countdown{position:absolute;top:38%;left:50%;transform:translate(-50%,-50%);font-size:clamp(72px,24vw,140px);font-weight:900;font-style:italic;color:var(--text);text-shadow:0 0 24px rgba(34,228,255,.95),0 0 90px rgba(34,228,255,.5);animation:count-pop .65s ease-out forwards}.hud-hint{position:absolute;bottom:0;left:0;right:0;text-align:center;font-size:14px;letter-spacing:.2em;opacity:.6;animation:pulse 1.6s ease-in-out infinite}.hud-flash{position:absolute;top:0;right:0;bottom:0;left:0;background:#fff;animation:flash-out .4s ease-out forwards;pointer-events:none}.paused-card{text-align:center}.paused-title{font-size:28px;font-weight:900;letter-spacing:.2em}.paused-hint{margin-top:10px;font-size:14px;opacity:.75;animation:pulse 1.4s ease-in-out infinite}.gameover{pointer-events:auto}.gameover-card{display:flex;flex-direction:column;align-items:center;gap:10px;width:min(86vw,360px);padding:30px 26px;border-radius:20px;background:#080424cc;border:1px solid rgba(255,43,214,.4);box-shadow:0 0 60px #ff2bd62e;animation:rise-in .35s ease-out}.gameover-title{font-size:26px;font-weight:900;font-style:italic;letter-spacing:.18em;color:var(--danger);text-shadow:0 0 18px rgba(255,43,214,.8)}.gameover-record{font-size:15px;font-weight:900;letter-spacing:.22em;color:#ffe14d;text-shadow:0 0 14px rgba(255,225,77,.85);animation:pulse .8s ease-in-out infinite}.gameover-score{font-size:52px;font-weight:900;font-variant-numeric:tabular-nums;line-height:1.05;text-shadow:0 0 22px rgba(34,228,255,.7)}.gameover-sub{font-size:13px;opacity:.8}.gameover-rank{font-size:16px;color:var(--primary)}.gameover-rank strong{font-size:24px}.gameover-rank-failed{color:#eafcff80;font-size:12px}.gameover-retry{width:100%;margin-top:12px}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}@keyframes fade-in{0%{opacity:0}to{opacity:1}}@keyframes rise-in{0%{opacity:0;transform:translateY(24px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes count-pop{0%{opacity:0;transform:translate(-50%,-50%) scale(1.7)}25%{opacity:1;transform:translate(-50%,-50%) scale(1)}80%{opacity:1}to{opacity:0;transform:translate(-50%,-50%) scale(.92)}}@keyframes combo-pop{0%{transform:scale(1.5)}to{transform:scale(1)}}@keyframes bonus-float{0%{opacity:0;transform:translate(-50%,14px) scale(.8)}20%{opacity:1;transform:translate(-50%) scale(1.1)}to{opacity:0;transform:translate(-50%,-34px) scale(1)}}@keyframes flash-out{0%{opacity:.55}to{opacity:0}}