:root{--bg-primary: #f8f0ff;--bg-card: rgba(255, 255, 255, .7);--bg-card-solid: #ffffff;--text-primary: #2d1b4e;--text-secondary: #6b5b7b;--text-muted: #9b8bab;--accent: #8b5cf6;--accent-light: #a78bfa;--accent-dark: #7c3aed;--success: #34d399;--warning: #fbbf24;--danger: #f87171;--pastel-pink: #f4a0b5;--pastel-mint: #a8d8b9;--pastel-lavender: #c4b5e0;--pastel-peach: #f7c59f;--pastel-sky: #a7d2e8;--radius: 16px;--radius-sm: 10px;--shadow: 0 4px 24px rgba(45, 27, 78, .08);--shadow-lg: 0 8px 40px rgba(45, 27, 78, .12);--transition: .2s ease;--font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;height:100%;overflow:hidden;font-family:var(--font);background:var(--bg-primary);color:var(--text-primary);-webkit-tap-highlight-color:transparent;user-select:none;-webkit-user-select:none}#game-canvas{position:fixed;top:0;right:0;bottom:0;left:0;z-index:0}#game-canvas canvas{display:block;width:100%!important;height:100%!important}.screen{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10;display:flex;align-items:center;justify-content:center;pointer-events:none;opacity:0;transition:opacity .4s ease}.screen.active{pointer-events:auto;opacity:1}.start-content{display:flex;flex-direction:column;align-items:center;gap:20px;padding:32px 24px;max-width:400px;width:90%}.logo{display:flex;gap:4px;margin-bottom:4px}.logo-letter{font-size:clamp(48px,12vw,80px);font-weight:900;line-height:1;color:var(--text-primary);text-shadow:0 2px 8px rgba(139,92,246,.2);animation:logoFloat 3s ease-in-out infinite;animation-delay:calc(var(--i) * .12s)}@keyframes logoFloat{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}.tagline{font-size:14px;color:var(--text-muted);letter-spacing:.5px;text-align:center}.player-card{display:flex;align-items:center;gap:10px;background:var(--bg-card);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);padding:12px 20px;border-radius:var(--radius);border:1px solid rgba(139,92,246,.12);box-shadow:var(--shadow);width:100%;justify-content:center}.player-label{font-size:10px;font-weight:800;letter-spacing:2px;color:var(--text-muted);text-transform:uppercase}.player-name{font-size:18px;font-weight:800;color:var(--accent)}.btn-icon{background:none;border:none;font-size:16px;cursor:pointer;padding:4px 8px;border-radius:8px;color:var(--text-secondary);transition:background var(--transition),color var(--transition)}.btn-icon:hover{background:#8b5cf61a;color:var(--accent)}.stats-row{display:flex;gap:12px;width:100%}.stat-card{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;background:var(--bg-card);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);padding:14px 12px;border-radius:var(--radius-sm);border:1px solid rgba(139,92,246,.08);box-shadow:var(--shadow)}.stat-value{font-size:28px;font-weight:900;color:var(--text-primary);line-height:1}.stat-label{font-size:11px;font-weight:600;letter-spacing:1px;color:var(--text-muted);text-transform:uppercase}.btn-play{width:100%;padding:16px 32px;font-size:20px;font-weight:800;font-family:var(--font);letter-spacing:3px;color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-dark));border:none;border-radius:var(--radius);cursor:pointer;box-shadow:0 4px 20px #8b5cf659;transition:transform var(--transition),box-shadow var(--transition);position:relative;overflow:hidden}.btn-play:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(105deg,transparent 40%,rgba(255,255,255,.2) 50%,transparent 60%);transform:translate(-100%);transition:transform .6s}.btn-play:hover{transform:translateY(-2px);box-shadow:0 6px 28px #8b5cf673}.btn-play:hover:after{transform:translate(100%)}.btn-play:active{transform:translateY(1px);box-shadow:0 2px 12px #8b5cf64d}.btn-small{width:auto;padding:10px 24px;font-size:14px;letter-spacing:1px}.btn-action{padding:10px 20px;font-size:13px;font-weight:600;font-family:var(--font);color:var(--text-secondary);background:var(--bg-card);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(139,92,246,.12);border-radius:var(--radius-sm);cursor:pointer;transition:transform var(--transition),background var(--transition),color var(--transition)}.btn-action:hover{background:#8b5cf614;color:var(--accent);transform:translateY(-1px)}.btn-action:active{transform:translateY(0)}.bottom-actions{display:flex;gap:10px;width:100%}.bottom-actions .btn-action{flex:1;text-align:center}.hud{position:fixed;top:0;left:0;right:0;z-index:20;pointer-events:none;display:flex;flex-direction:column;align-items:center;padding:24px 16px}.hud.hidden{display:none}.hud-score{font-size:clamp(40px,10vw,72px);font-weight:900;color:var(--text-primary);line-height:1;text-shadow:0 2px 12px rgba(45,27,78,.15)}.hud-combo{font-size:clamp(16px,4vw,24px);font-weight:800;color:var(--accent);text-shadow:0 2px 8px rgba(139,92,246,.3);opacity:1;transition:opacity .3s ease}.hud-combo.hidden{opacity:0}.combo-pop{animation:comboPop .4s ease-out}@keyframes comboPop{0%{transform:scale(.5) translateY(10px);opacity:0}50%{transform:scale(1.2) translateY(-4px)}to{transform:scale(1) translateY(0);opacity:1}}.hud-tap-hint{position:fixed;bottom:80px;left:50%;transform:translate(-50%);font-size:14px;font-weight:600;letter-spacing:3px;color:var(--text-muted);animation:tapPulse 2s ease-in-out infinite}.hud-tap-hint.hidden{display:none}@keyframes tapPulse{0%,to{opacity:.5}50%{opacity:1}}.gameover-content{display:flex;flex-direction:column;align-items:center;gap:16px;padding:40px 28px;max-width:380px;width:90%;background:var(--bg-card);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-radius:var(--radius);border:1px solid rgba(139,92,246,.1);box-shadow:var(--shadow-lg);animation:slideUp .4s ease-out}@keyframes slideUp{0%{transform:translateY(30px);opacity:0}to{transform:translateY(0);opacity:1}}.gameover-title{font-size:28px;font-weight:900;letter-spacing:4px;color:var(--text-primary)}.new-record{font-size:14px;font-weight:800;letter-spacing:2px;color:var(--warning);animation:recordPulse 1s ease-in-out infinite}.new-record.hidden{display:none}@keyframes recordPulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.05)}}.gameover-score{display:flex;flex-direction:column;align-items:center;gap:4px}.gameover-score-label{font-size:12px;font-weight:600;letter-spacing:2px;color:var(--text-muted);text-transform:uppercase}.gameover-score-value{font-size:56px;font-weight:900;line-height:1;color:var(--accent)}.gameover-stats{display:flex;gap:24px}.gameover-stat{display:flex;flex-direction:column;align-items:center;gap:2px}.gameover-stat-value{font-size:24px;font-weight:800}.gameover-stat-label{font-size:11px;font-weight:600;letter-spacing:1px;color:var(--text-muted);text-transform:uppercase}.gameover-content .btn-play{margin-top:8px}.gameover-content .btn-action{width:100%;text-align:center}.modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:flex;align-items:center;justify-content:center;background:#2d1b4e4d;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);opacity:0;pointer-events:none;transition:opacity .3s ease}.modal.active{opacity:1;pointer-events:auto}.modal-card{background:var(--bg-card-solid);border-radius:var(--radius);padding:28px 24px;max-width:360px;width:90%;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;align-items:center;gap:16px;animation:slideUp .3s ease-out}.modal-card-lg{max-width:420px}.modal-card h3{font-size:20px;font-weight:800;letter-spacing:1px}.modal-card input[type=text]{width:100%;padding:12px 16px;font-size:16px;font-family:var(--font);font-weight:600;border:2px solid rgba(139,92,246,.2);border-radius:var(--radius-sm);outline:none;background:var(--bg-primary);color:var(--text-primary);transition:border-color var(--transition);text-align:center}.modal-card input[type=text]:focus{border-color:var(--accent)}.modal-card input[type=text].input-error{border-color:var(--danger);animation:shake .4s ease}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-6px)}75%{transform:translate(6px)}}.input-hint{font-size:12px;color:var(--text-muted);text-align:center}.modal-actions{display:flex;gap:10px;width:100%}.modal-actions .btn-action,.modal-actions .btn-play{flex:1;text-align:center}.leaderboard-list{width:100%;max-height:400px;overflow-y:auto;display:flex;flex-direction:column;gap:6px}.leaderboard-loading{text-align:center;color:var(--text-muted);font-size:14px;padding:20px}.leaderboard-item{display:flex;align-items:center;gap:12px;padding:10px 14px;background:var(--bg-primary);border-radius:var(--radius-sm);transition:background var(--transition)}.leaderboard-top{background:#8b5cf60f}.leaderboard-rank{font-size:16px;font-weight:800;min-width:32px;text-align:center}.leaderboard-name{flex:1;font-size:14px;font-weight:600;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.leaderboard-score{font-size:16px;font-weight:800;color:var(--accent)}.help-items{display:flex;flex-direction:column;gap:12px;width:100%}.help-item{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--text-secondary)}.help-icon{font-size:20px;min-width:28px;text-align:center}@media(max-height:600px){.start-content{gap:12px;padding:16px 20px}.logo-letter{font-size:40px}.tagline{display:none}.btn-play{padding:12px 24px;font-size:16px}.stat-card{padding:10px 8px}.stat-value{font-size:22px}}@media(min-width:768px){.start-content{gap:24px;padding:40px 32px}.gameover-content{gap:20px;padding:48px 36px}}