:root{--ws-glass: rgba(255, 255, 255, .35);--ws-glass-border: rgba(255, 255, 255, .55);--ws-glass-shadow: 0 6px 18px rgba(15, 23, 42, .12), inset 0 1px 1px rgba(255, 255, 255, .6);--ws-tube-width: 54px;--ws-tube-height: 176px;--ws-tube-gap: 14px;--ws-capacity: 4;--ws-liquid-radius: 10px;--ws-accent: #0ea5e9;--ws-accent-dark: #0284c7;--ws-warn: #ef4444;--ws-hud-bg: rgba(255, 255, 255, .72)}.ws-title{color:var(--text)}.ws-game{max-width:680px;margin:0 auto;padding:10px 0 24px}.ws-hud{display:flex;flex-wrap:wrap;align-items:flex-start;gap:14px;margin-bottom:18px}.ws-stats{display:flex;gap:10px}.ws-stat{background:var(--ws-hud-bg);border:1px solid var(--border);border-radius:14px;padding:8px 14px;min-width:72px;backdrop-filter:blur(6px)}.ws-stat-label{display:block;font-size:10px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}.ws-stat-value{display:block;font-size:20px;font-weight:800;line-height:1.15;color:var(--text)}.ws-controls{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-left:auto}.ws-difficulty{display:flex;gap:2px;background:var(--ws-hud-bg);border:1px solid var(--border);border-radius:12px;padding:3px;backdrop-filter:blur(6px)}.ws-diff-btn{appearance:none;border:none;background:transparent;color:var(--muted);font-weight:700;font-size:12.5px;padding:6px 10px;border-radius:9px;cursor:pointer;transition:background .15s ease,color .15s ease,transform .08s ease}.ws-diff-btn:hover{color:var(--text);background:#fff9}.ws-diff-btn:active{transform:scale(.96)}.ws-diff-btn.active{background:var(--surface);color:var(--text);box-shadow:0 1px 2px #00000014}.ws-btn{appearance:none;border:none;font-weight:700;font-size:13.5px;padding:9px 15px;border-radius:12px;cursor:pointer;transition:transform .08s ease,box-shadow .15s ease,background .15s ease,opacity .15s ease}.ws-btn:disabled{opacity:.45;cursor:not-allowed}.ws-btn:not(:disabled):active{transform:translateY(1px)}.ws-btn-new{background:var(--accent);color:#fff;box-shadow:0 2px 0 var(--ws-accent-dark),0 4px 10px #0ea5e940}.ws-btn-new:hover:not(:disabled){background:var(--ws-accent-dark)}.ws-btn-undo{background:var(--surface);color:var(--text);border:1px solid var(--border)}.ws-btn-undo:hover:not(:disabled){background:var(--bg)}.ws-btn-hint{background:#f0fdf4;color:#15803d;border:1px solid #bbf7d0}.ws-btn-hint:hover:not(:disabled){background:#dcfce7}.ws-btn-ghost{background:transparent;color:var(--muted);border:1px dashed var(--border);padding:9px 12px}.ws-btn-ghost:hover{color:var(--text);background:#ffffff80}.ws-stage{position:relative;background:radial-gradient(circle at 20% 10%,rgba(14,165,233,.12),transparent 35%),radial-gradient(circle at 80% 90%,rgba(168,85,247,.1),transparent 40%),#fff6;border:1px solid var(--border);border-radius:22px;padding:26px 18px;box-shadow:var(--shadow);overflow:hidden}.ws-tubes{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--ws-tube-gap);position:relative;z-index:1;max-width:calc(var(--ws-per-row, 99) * (var(--ws-tube-width) + var(--ws-tube-gap)));margin-inline:auto}.ws-tube{appearance:none;border:none;background:transparent;padding:0;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:6px;transition:transform .18s cubic-bezier(.22,.61,.36,1)}.ws-tube:hover:not(:disabled){transform:translateY(-4px)}.ws-tube:focus-visible{outline:none}.ws-tube:focus-visible .ws-tube-glass{box-shadow:var(--ws-glass-shadow),0 0 0 3px #0ea5e973}.ws-tube.selected .ws-tube-glass{box-shadow:var(--ws-glass-shadow),0 0 0 3px #0ea5e98c}.ws-tube.hint .ws-tube-glass{animation:hint-pulse .9s ease-in-out 2}.ws-tube.shake{animation:tube-shake .42s ease-in-out}.ws-tube-glass{position:relative;width:var(--ws-tube-width);height:var(--ws-tube-height);background:var(--ws-glass);border:1.5px solid var(--ws-glass-border);border-radius:0 0 24px 24px;border-top:none;box-shadow:var(--ws-glass-shadow);overflow:hidden;transition:box-shadow .18s ease}.ws-tube-glass:before{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(255,255,255,.45) 0%,rgba(255,255,255,.05) 40%,transparent 55%);pointer-events:none;z-index:3;border-radius:0 0 22px 22px}.ws-tube-glass:after{content:"";position:absolute;top:8px;right:8px;width:5px;height:46px;background:#ffffff59;border-radius:999px;z-index:3;pointer-events:none}.ws-liquid-stack{position:absolute;inset:0;display:flex;flex-direction:column-reverse;padding:0 3px 3px;z-index:2}.ws-liquid-segment{flex:1;position:relative;background:var(--liquid-bg);border-radius:0 0 var(--ws-liquid-radius) var(--ws-liquid-radius);margin-top:-6px;transition:transform .2s cubic-bezier(.22,.61,.36,1),opacity .2s ease;box-shadow:inset 0 1px #ffffff40}.ws-liquid-segment:first-child{border-radius:0 0 20px 20px;margin-top:0}.ws-liquid-segment.lifted{transform:translateY(-10px) scale(1.03);box-shadow:0 4px 12px #0000002e;z-index:4}.ws-liquid-label{position:absolute;inset:0;display:grid;place-items:center;color:var(--liquid-text);font-weight:800;font-size:13px;text-shadow:0 1px 2px rgba(0,0,0,.15);pointer-events:none;transition:opacity .18s ease}.ws-pouring-from .ws-liquid-segment.lifted{opacity:0;transform:translateY(-28px) scale(.92)}.ws-pouring-to .ws-liquid-segment{animation:liquid-in .28s ease-out}.ws-stream{position:absolute;top:0;left:0;width:10px;height:100px;background:var(--stream-color, var(--ws-accent));border-radius:999px;opacity:0;pointer-events:none;z-index:2;transform-origin:top center;will-change:transform,opacity}.ws-hint-text{text-align:center;color:var(--muted);font-size:14px;margin-top:14px;min-height:22px}.ws-overlay{position:absolute;inset:0;z-index:5;display:none;place-items:center;background:#ffffffc7;backdrop-filter:blur(5px);border-radius:22px}.ws-overlay.show{display:grid;animation:overlay-in .22s ease-out}.ws-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:26px 32px;text-align:center;box-shadow:var(--shadow);max-width:min(86%,340px)}.ws-card h3{font-size:24px;margin-bottom:6px;letter-spacing:-.02em}.ws-card p{color:var(--muted);margin-bottom:18px}.ws-card-actions{display:flex;justify-content:center;gap:10px}@keyframes tube-shake{0%,to{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}@keyframes hint-pulse{0%,to{box-shadow:var(--ws-glass-shadow),0 0 #0ea5e980}50%{box-shadow:var(--ws-glass-shadow),0 0 0 8px #0ea5e900}}@keyframes liquid-in{0%{transform:translateY(-18px) scaleY(.6);opacity:0}to{transform:translateY(0) scaleY(1);opacity:1}}@keyframes overlay-in{0%{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}@media(prefers-reduced-motion:reduce){.ws-tube,.ws-liquid-segment,.ws-btn,.ws-diff-btn{transition:none}.ws-liquid-segment.lifted{transform:none}.ws-pouring-from .ws-liquid-segment.lifted,.ws-pouring-to .ws-liquid-segment,.ws-tube.hint .ws-tube-glass,.ws-tube.shake,.ws-overlay.show,.ws-stream{animation:none}.ws-stream{opacity:0!important}}@media(max-width:374px){:root{--ws-tube-width: 42px;--ws-tube-height: 142px;--ws-tube-gap: 10px}.ws-stage{padding:18px 10px}.ws-hud{flex-direction:column;gap:10px}.ws-controls{margin-left:0;width:100%}.ws-btn,.ws-diff-btn{flex:1 1 auto}}@media(min-width:375px)and (max-width:560px){:root{--ws-tube-width: 48px;--ws-tube-height: 158px;--ws-tube-gap: 11px}.ws-stage{padding:22px 12px}}@media(min-width:768px){:root{--ws-tube-width: 60px;--ws-tube-height: 196px;--ws-tube-gap: 18px}.ws-stage{padding:32px 26px}}@media(min-width:1440px){.ws-game{max-width:720px}:root{--ws-tube-width: 64px;--ws-tube-height: 210px;--ws-tube-gap: 22px}}.ws-skin-ball .ws-stage{background:radial-gradient(circle at 20% 10%,rgba(249,115,22,.12),transparent 35%),radial-gradient(circle at 80% 90%,rgba(234,179,8,.1),transparent 40%),#fff6}.ws-skin-ball .ws-tube-glass{border-radius:16px 16px 24px 24px;background:#ffffff47}.ws-skin-ball .ws-tube-glass:before{border-radius:16px 16px 22px 22px}.ws-skin-ball .ws-liquid-stack{padding:5px 3px;gap:4px}.ws-skin-ball .ws-liquid-segment{flex:0 0 auto;height:calc((var(--ws-tube-height) - 10px - (var(--ws-capacity) - 1) * 4px) / var(--ws-capacity));width:calc(var(--ws-tube-width) - 10px);align-self:center;border-radius:50%;margin:0;box-shadow:inset -3px -4px 6px #00000038,inset 2px 3px 5px #fff6,0 1px 2px #0000001f}.ws-skin-ball .ws-liquid-segment:first-child{border-radius:50%;margin:0}.ws-skin-ball .ws-liquid-label{font-size:12px}.ws-skin-ball .ws-liquid-segment.lifted{transform:translateY(-12px) scale(1.06)}.ws-skin-ball .ws-stream{width:14px;height:14px;border-radius:50%;box-shadow:inset -2px -2px 4px #00000040}.ws-senior .ws-btn{font-size:16.5px;padding:12px 18px}.ws-senior .ws-diff-btn{font-size:15.5px;padding:8px 12px}.ws-senior .ws-stat{min-width:86px}.ws-senior .ws-stat-value{font-size:24px}.ws-senior .ws-hint-text{font-size:17.5px}.ws-senior .ws-liquid-label{font-size:16px}@media(max-width:560px){.ws-senior .ws-hud{flex-direction:column;gap:10px}.ws-senior .ws-controls{margin-left:0;width:100%}.ws-senior .ws-btn,.ws-senior .ws-diff-btn{flex:1 1 auto}}