:root{color-scheme:dark;--accent:#6cf2c2;--bg:#17243a;--ink:#f6f8ff;--muted:#a8b3c8}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Inter,ui-rounded,system-ui,sans-serif;color:var(--ink);background:radial-gradient(circle at 20% 0%,color-mix(in srgb,var(--accent) 18%,transparent),transparent 34%),linear-gradient(145deg,#080c16,var(--bg));display:grid;place-items:center;padding:24px;padding-top:max(24px,env(safe-area-inset-top));padding-bottom:max(24px,env(safe-area-inset-bottom));padding-left:max(24px,env(safe-area-inset-left));padding-right:max(24px,env(safe-area-inset-right))}.shell{width:min(520px,100%);background:#0a1020cc;border:1px solid #ffffff1c;border-radius:28px;padding:clamp(18px,4vw,38px);box-shadow:0 30px 100px #0008;backdrop-filter:blur(18px)}header{display:flex;align-items:start;justify-content:space-between;gap:20px}.eyebrow{text-transform:uppercase;letter-spacing:.15em;color:var(--accent);font-weight:800;font-size:.72rem;margin:0 0 8px}h1{font-size:clamp(1.8rem,6vw,3rem);line-height:.95;letter-spacing:-.04em;margin:0;max-width:760px}.pitch{color:var(--muted);font-size:1.05rem;max-width:620px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:25px 0 14px}.stats div{background:#ffffff0a;border:1px solid #ffffff12;border-radius:16px;padding:12px 16px;text-align:center}.stats span{display:block;color:var(--muted);font-size:.72rem;text-transform:uppercase;letter-spacing:.1em}.stats strong{font-size:1.5rem}.game{background:linear-gradient(160deg,#ffffff08,#0002);border:1px solid #ffffff14;border-radius:22px;padding:32px;display:flex;flex-direction:column;align-items:center;gap:18px}
.pulse{width:120px;height:120px;border-radius:50%;background:#ffffff0d;border:3px solid #ffffff2a;position:relative;display:flex;align-items:center;justify-content:center;transition:border-color .15s ease}
.pulse::after{content:"";position:absolute;inset:0;border-radius:50%;background:var(--accent);transform:scale(0);opacity:0}
.pulse.beat::after{animation:beat 0.4s ease-out}
.pulse.accent{border-color:#ffd166}
.pulse.accent::after{background:#ffd166}
.pulse.call{border-color:#c98fff;border-width:4px}
.pulse.call::after{background:#c98fff}
.pulse.call::before{content:"CLAP";position:absolute;top:-1.9em;left:50%;transform:translateX(-50%);font-size:.7rem;font-weight:900;letter-spacing:.08em;color:#c98fff;white-space:nowrap}
.pulse.milestone{animation:pulseflash .6s ease}
.pulse.perfect-hit::before{content:"";position:absolute;inset:-10px;border-radius:50%;border:2px solid var(--accent);opacity:.9;animation:perfectring .5s ease-out}
@keyframes beat{from{transform:scale(.3);opacity:.9}to{transform:scale(1.35);opacity:0}}
@keyframes pulseflash{0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--accent) 0%,transparent)}30%{box-shadow:0 0 0 14px color-mix(in srgb,var(--accent) 45%,transparent)}100%{box-shadow:0 0 0 0 transparent}}
@keyframes perfectring{from{transform:scale(.8);opacity:1}to{transform:scale(1.5);opacity:0}}
.grade{min-height:1.6em;font-weight:800;font-size:1.2rem;color:var(--muted)}
.grade.perfect{color:var(--accent);animation:gradepop .3s ease}
.grade.good{color:#ffd166;animation:gradepop .3s ease}
.grade.miss{color:#ff5f73;animation:gradepop .3s ease}
@keyframes gradepop{from{transform:scale(.7);opacity:.4}to{transform:scale(1);opacity:1}}
.tap-btns{display:flex;gap:16px;align-items:center;justify-content:center;flex-wrap:wrap}
#stomp{width:min(160px,38vw,30vh);height:min(160px,38vw,30vh);border-radius:50%;border:0;background:var(--accent);color:#101522;font-weight:900;font-size:1.3rem;cursor:pointer;box-shadow:0 10px 40px color-mix(in srgb,var(--accent) 40%,transparent);touch-action:manipulation;-webkit-tap-highlight-color:transparent}
#stomp:active{transform:scale(.94)}
#stomp.miss-shake{animation:missshake .35s ease}
#clap{width:min(110px,26vw,21vh);height:min(110px,26vw,21vh);border-radius:50%;border:3px solid #c98fff;background:#c98fff22;color:#f0e0ff;font-weight:900;font-size:1rem;cursor:pointer;box-shadow:0 10px 30px #c98fff33;touch-action:manipulation;-webkit-tap-highlight-color:transparent}
#clap:active{transform:scale(.94)}
#clap.miss-shake{animation:missshake .35s ease}
@keyframes missshake{0%,100%{transform:translateX(0)}25%{transform:translateX(-8px)}50%{transform:translateX(8px)}75%{transform:translateX(-5px)}}
#combo.combo-pop{animation:comboPop .35s ease}
@keyframes comboPop{0%{transform:scale(1);color:var(--ink)}40%{transform:scale(1.35);color:#ffd166}100%{transform:scale(1);color:var(--ink)}}
.game.combo-t1{box-shadow:inset 0 0 0 2px color-mix(in srgb,var(--accent) 55%,transparent),0 0 24px color-mix(in srgb,var(--accent) 25%,transparent)}
.game.combo-t2{box-shadow:inset 0 0 0 2px #ffd166,0 0 34px color-mix(in srgb,#ffd166 40%,transparent);animation:comboGlowPulse 1.4s ease-in-out infinite}
.game.combo-t3{box-shadow:inset 0 0 0 3px #ff5f9d,0 0 50px color-mix(in srgb,#ff5f9d 55%,transparent);animation:comboGlowPulse .8s ease-in-out infinite}
@keyframes comboGlowPulse{0%,100%{filter:brightness(1)}50%{filter:brightness(1.25)}}
.toast{position:relative;margin:0;padding:8px 16px;border-radius:999px;background:#101522ee;color:var(--ink);font-weight:800;font-size:.8rem;white-space:nowrap;opacity:0;transform:translateY(-6px);pointer-events:none;transition:opacity .2s ease,transform .2s ease;border:1px solid #ffffff26}
.toast.show{opacity:1;transform:translateY(0);animation:toastpop .35s ease}
.toast.clear{border-color:var(--accent);color:var(--accent)}
.toast.star{border-color:#ffd166;color:#ffd166}
@keyframes toastpop{from{transform:translateY(2px) scale(.85);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}
.header-btns{display:flex;gap:8px;flex-wrap:wrap}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.actions{display:flex;align-items:center;gap:18px;margin-top:14px;flex-wrap:wrap}.actions p{color:var(--muted);margin:0;width:100%}button,a{font:inherit}#start{border:0;border-radius:999px;background:var(--accent);color:#101522;font-weight:850;padding:12px 20px;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;transition:transform .1s ease}#start:active{transform:scale(.96)}#start:disabled{opacity:.4;cursor:not-allowed}.quiet{background:#ffffff0d;color:var(--ink);white-space:nowrap;border:0;border-radius:999px;padding:12px 20px;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;transition:transform .1s ease}.quiet:active{transform:scale(.96)}.quiet:disabled{opacity:.4;cursor:not-allowed}footer{display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:.84rem;margin-top:28px}a{color:var(--accent);text-decoration:none}dialog{max-width:440px;max-height:88vh;overflow-y:auto;border:1px solid #ffffff20;border-radius:22px;background:#10182a;color:var(--ink);padding:28px;box-shadow:0 30px 100px #000}dialog::backdrop{background:#02040bd9}dialog button{margin-top:12px;min-height:44px;touch-action:manipulation;-webkit-tap-highlight-color:transparent}dialog ol{padding-left:1.2em;display:grid;gap:8px;color:var(--muted)}dialog ol li::marker{color:var(--accent);font-weight:800}
.practice-badge{color:#c98fff;font-weight:800}
.routine-hud.practice-mode .progress-track{opacity:.25}

.routine-select{margin-top:20px}
.routine-select h2{margin:0 0 4px;font-size:1.3rem}
.routine-select-hint{color:var(--muted);margin:0 0 16px;font-size:.9rem}
.routine-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px}
.routine-card{text-align:left;border:1px solid #ffffff18;background:#ffffff0a;border-radius:18px;padding:14px 16px;color:var(--ink);cursor:pointer;display:flex;flex-direction:column;gap:4px;transition:transform .15s ease,border-color .15s ease,background .15s ease;touch-action:manipulation;-webkit-tap-highlight-color:transparent}
.routine-card:hover:not(:disabled){transform:translateY(-3px);border-color:var(--accent);background:#ffffff12}
.routine-card:active:not(:disabled){transform:scale(.97)}
.routine-card:disabled{opacity:.5;cursor:not-allowed}
.routine-num{font-size:.75rem;font-weight:800;color:var(--accent);letter-spacing:.08em;text-transform:uppercase}
.routine-title{font-size:1.05rem;font-weight:800}
.routine-desc{color:var(--muted);font-size:.82rem}
.routine-target{font-size:.78rem;color:var(--muted)}
.routine-stars{color:#ffd166;font-size:1rem;letter-spacing:2px}
.routine-best{font-size:.78rem;color:var(--muted)}
.routine-lock{font-size:.85rem;color:var(--muted);margin-top:4px}
.routine-hud{margin:6px 0 4px}
.routine-hud-top{display:flex;justify-content:space-between;align-items:baseline;font-size:.85rem;color:var(--muted);margin-bottom:6px;gap:8px;flex-wrap:wrap}
.routine-hud-top strong{color:var(--ink);font-size:.95rem}
.progress-track{height:8px;border-radius:999px;background:#ffffff14;overflow:hidden}
.progress-fill{height:100%;width:0;background:linear-gradient(90deg,var(--accent),#ffd166);border-radius:999px;transition:width .2s ease}
.stars{font-size:1.4rem;letter-spacing:4px;color:#ffd166;text-align:center;margin:6px 0}
.gameover-btns{display:flex;gap:10px;flex-wrap:wrap}
.gameover-btns button{margin-top:0}

@media(max-width:600px){body{padding:10px;padding-top:max(10px,env(safe-area-inset-top));padding-bottom:max(10px,env(safe-area-inset-bottom))}.shell{border-radius:20px;padding:16px}header{display:block}.quiet{margin-top:8px}.stats strong{font-size:1.15rem}#stomp{width:min(130px,42vw,28vh);height:min(130px,42vw,28vh)}#clap{width:min(90px,30vw,20vh);height:min(90px,30vw,20vh);font-size:.85rem}}
@media(prefers-reduced-motion:reduce){.pulse.beat::after{animation:none;opacity:.7;transform:scale(1)}.pulse.milestone,.pulse.perfect-hit::before,.grade.perfect,.grade.good,.grade.miss,#stomp.miss-shake,#clap.miss-shake,#combo.combo-pop,.toast.show,.routine-card{animation:none;transition:none}.toast.show{opacity:1;transform:translateY(0)}.game.combo-t2,.game.combo-t3{animation:none}}
footer a:first-child{color:var(--ink);font-weight:700}
footer a.quiet-link{color:var(--muted)}