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0;display:flex;justify-content:center}.btn-sprint-close-text{font-size:.92rem;font-weight:700;padding:10px 20px;border-radius:var(--pill-radius)}.snake-overlay{position:fixed;inset:0;z-index:2147483644;display:flex;align-items:center;justify-content:center;padding:calc(12px + env(safe-area-inset-top)) calc(14px + env(safe-area-inset-right)) calc(12px + env(safe-area-inset-bottom)) calc(14px + env(safe-area-inset-left));box-sizing:border-box;background:var(--overlay-backdrop);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.snake-overlay.snake-hidden{display:none!important;pointer-events:none}.snake-panel{position:relative;width:100%;min-width:0;max-width:min(560px,100%);max-height:calc(100dvh - 24px - env(safe-area-inset-top) - env(safe-area-inset-bottom));display:flex;flex-direction:column;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;border-radius:var(--glass-radius);border:2px solid rgba(109,40,217,.42);box-shadow:var(--glass-shadow),0 0 0 1px rgba(255,255,255,.42) inset;backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur))}.snake-top{display:grid;grid-template-columns:minmax(4.75rem,1.15fr) minmax(5rem,auto) minmax(4.75rem,1.15fr) 44px;gap:6px 10px;padding:8px 10px 7px;border-bottom:1px solid rgba(124,58,237,.28);background:linear-gradient(180deg,rgba(210,180,255,.72),rgba(234,200,232,.48))}.snake-speed-bar,.snake-top{flex-shrink:0;align-items:center}.snake-speed-bar{display:flex;justify-content:center;gap:6px;flex-wrap:wrap;padding:4px 10px 5px;font-size:.68rem;font-weight:650;opacity:1;color:var(--text);border-bottom:1px solid var(--glass-inner-border);background:var(--fairy-tint);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.snake-speed-bar label{margin:0;white-space:nowrap}.snake-speed-bar select{min-width:2.8rem;padding:4px 7px;font-size:.82rem;font-weight:750;border-radius:8px;border:2px solid var(--control-border);background:var(--input-fill)}.btn-snake-close,.snake-speed-bar select{touch-action:manipulation;cursor:pointer;color:var(--text)}.btn-snake-close{flex-shrink:0;width:40px;height:40px;padding:0;border-radius:12px;border:1px solid var(--glass-inner-border);background:var(--fairy-surface);font-size:1.35rem;line-height:1;display:flex;align-items:center;justify-content:center;box-shadow:var(--glass-shadow);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}.snake-title-bar{text-align:center;padding:0;min-width:0;grid-column:2;justify-self:center}.snake-title-bar h2{margin:0;font-size:1.05rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;opacity:1;color:#4c0f7a;line-height:1.18;text-shadow:0 1px 0 rgba(255,255,255,.55)}.btn-snake-close{grid-column:4;justify-self:end}.snake-hud-best,.snake-hud-score{display:flex;flex-direction:column;align-items:stretch;gap:4px;min-width:0;font-weight:800;line-height:1.08;text-shadow:0 1px 0 rgba(255,255,255,.45)}.snake-hud-score{grid-column:1;justify-self:start;text-align:left}.snake-hud-best{grid-column:3;justify-self:end;text-align:right;align-items:flex-end}.snake-hud-label{display:block;font-size:.7rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#5b2b82;opacity:.95}.snake-score-num{font-size:1.78rem;font-weight:900;font-variant-numeric:tabular-nums;opacity:1;color:#b91c1c;line-height:1;text-shadow:0 1px 0 #fff,0 2px 8px rgba(251,113,133,.4)}.snake-score-num.snake-best-num{color:#0f766e;text-shadow:0 1px 0 #fff,0 2px 8px rgba(45,212,191,.45)}.snake-play-col{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:6px;width:100%;min-width:0;min-height:0;flex:1 1 auto;padding:0 8px calc(6px + env(safe-area-inset-bottom));box-sizing:border-box;--snake-pad-gap:10px;--snake-pad-btn:clamp(66px,9vmin,76px);--sn-board:min(100%,520px)}#snake-stage-wrap{position:relative;z-index:0;flex:0 0 auto;box-sizing:border-box;display:grid;grid-template:1fr/1fr;width:var(--sn-board);max-width:100%;min-width:0;margin:0 auto;aspect-ratio:1;padding:0;overflow:hidden;border-radius:18px;border:2px solid rgba(255,255,255,.58);background:#f3e8ff;line-height:0;box-shadow:inset 0 0 0 1px rgba(255,255,255,.42),0 4px 16px rgba(124,58,237,.12)}#snake-stage-wrap.snake-stage-idle{background:url(/wallpapers/snake-scene.jpg) 50%/cover no-repeat}#snake-stage-wrap.snake-stage-idle #snake-canvas{visibility:hidden;pointer-events:none}#snake-canvas{display:block;min-height:0;box-shadow:none}#snake-canvas,.snake-ui-layer{grid-area:1/1;width:100%;height:100%;min-width:0;border-radius:0}.snake-ui-layer{position:relative;inset:auto;max-width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:20px 16px;text-align:center;box-sizing:border-box;pointer-events:auto;z-index:2}#snake-intro{justify-content:flex-end;padding-bottom:clamp(18px,5vw,28px);gap:0;background:transparent;border:none;backdrop-filter:none;-webkit-backdrop-filter:none;box-shadow:none;overflow:hidden}#snake-ended,#snake-pause-cover{background:linear-gradient(168deg,rgba(253,244,252,.94),rgba(232,212,255,.9) 55%,rgba(220,200,255,.88));border:1px solid rgba(167,120,250,.45);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:inset 0 1px 0 rgba(255,255,255,.82),0 6px 18px rgba(124,58,237,.1)}.snake-ui-layer.snake-ui-hidden{display:none!important;pointer-events:none}#snake-pause-cover{z-index:3;pointer-events:auto;gap:12px}#snake-pause-cover.snake-ui-hidden{display:none!important;pointer-events:none}.snake-ui-layer p.snake-tagline{margin:0;font-size:.88rem;font-weight:650;color:#58237a;opacity:.96;line-height:1.45}.btn-snake-play{box-sizing:border-box;min-height:50px;min-width:0;width:min(100%,240px);max-width:100%;padding:0 28px;font-size:1.1rem;font-weight:800;letter-spacing:.06em;align-self:center;flex-shrink:0}.btn-snake-again,.btn-snake-play{display:inline-flex;align-items:center;justify-content:center;border-radius:999px}.btn-snake-again{min-height:46px;padding:0 22px;font-weight:750;font-size:.98rem}.snake-pad{position:relative;z-index:1;display:grid;grid-template-columns:repeat(3,var(--snake-pad-btn));grid-template-rows:repeat(3,var(--snake-pad-btn));gap:var(--snake-pad-gap);width:calc(var(--snake-pad-btn) * 3 + var(--snake-pad-gap) * 2);max-width:100%;margin:0 auto;padding:0;box-sizing:content-box;-webkit-user-select:none;user-select:none;flex-shrink:0}.snake-pad.snake-pad-hidden{display:none}.snake-dir{margin:0;padding:0;border-radius:18px;width:var(--snake-pad-btn);height:var(--snake-pad-btn);min-height:0;min-width:0;justify-self:center;align-self:center;font-size:2.15rem;font-weight:800;line-height:1}.snake-dir-up{grid-column:2;grid-row:1}.snake-dir-left{grid-column:1;grid-row:2}.snake-dir-right{grid-column:3;grid-row:2}.snake-dir-down{grid-column:2;grid-row:3}.snake-pad-pause{grid-column:2;grid-row:2;margin:0;padding:0;justify-self:center;align-self:center;width:var(--snake-pad-btn);height:var(--snake-pad-btn);min-width:0;min-height:0;border-radius:18px;border:2px solid rgba(253,186,116,.82);background:var(--fairy-surface);color:#c2410c;font-size:1.15rem;font-weight:800;line-height:1;display:flex;align-items:center;justify-content:center;cursor:pointer;touch-action:manipulation;box-shadow:inset 0 1px 0 rgba(255,255,255,.78),inset 0 -1px 0 rgba(251,146,60,.24),0 2px 0 #fb923c}.snake-pad-pause:active{transform:translateY(2px);filter:brightness(.95);box-shadow:inset 0 1px 0 rgba(255,255,255,.6),inset 0 -1px 0 rgba(251,146,60,.18),0 0 0 #fb923c}.snake-dir{box-shadow:inset 0 1px 0 rgba(255,255,255,.78),inset 0 -1px 0 rgba(167,139,250,.24),0 2px 0 #c4b5fd}.snake-dir:active{transform:translateY(2px);box-shadow:inset 0 1px 0 rgba(255,255,255,.6),inset 0 -1px 0 rgba(167,139,250,.18),0 0 0 #c4b5fd}@media (min-width:769px){.snake-panel{max-width:min(560px,calc(100% - 0px))}.snake-play-col{--sn-board:min(100%,540px)}}@media (max-width:768px){.snake-play-col{--snake-pad-btn:clamp(62px,17vw,72px);--sn-board:min(100%,480px)}.snake-dir{font-size:2rem;border-radius:16px}}.games-overlay{position:fixed;inset:0;z-index:2147483643;display:flex;align-items:center;justify-content:center;padding:calc(14px + env(safe-area-inset-top)) calc(16px + env(safe-area-inset-right)) calc(14px + env(safe-area-inset-bottom)) calc(16px + env(safe-area-inset-left));box-sizing:border-box;background:var(--overlay-backdrop);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.games-overlay.games-hidden{display:none!important;pointer-events:none}.games-panel{position:relative;isolation:isolate;width:min(100%,420px);overflow:hidden;border-radius:var(--glass-radius);border:var(--panel-frame-border);box-shadow:var(--panel-frame-shadow);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));padding:18px 16px 20px;box-sizing:border-box}.games-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.games-head h2{margin:0;font-size:1.35rem;font-weight:800;color:#4c0f7a;letter-spacing:.04em}.games-close{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:40px;height:40px;padding:0;border-radius:12px;border:1px solid var(--glass-inner-border);background:var(--fairy-surface);color:var(--text);font-size:1.35rem;font-weight:400;line-height:1;cursor:pointer;touch-action:manipulation;box-shadow:var(--glass-shadow)}.games-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.games-card{position:relative;min-height:0;padding:0;border:none;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;background:transparent;overflow:hidden;box-shadow:0 8px 24px rgba(76,29,149,.18);transition:transform .14s ease,box-shadow .14s ease,filter .14s ease}.games-card,.games-card-img{display:block;width:100%;border-radius:22px}.games-card-img{height:auto;aspect-ratio:1/1;object-fit:cover;pointer-events:none;user-select:none}.games-card:active{transform:translateY(3px) scale(.985);box-shadow:0 4px 14px rgba(76,29,149,.16)}@media (hover:hover){.games-card:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(76,29,149,.22)}}@media (max-width:420px){.games-grid{grid-template-columns:1fr 1fr;gap:10px}}.tetris-overlay{position:fixed;inset:0;z-index:2147483644;display:flex;align-items:center;justify-content:center;padding:calc(8px + env(safe-area-inset-top)) calc(10px + env(safe-area-inset-right)) calc(8px + env(safe-area-inset-bottom)) calc(10px + env(safe-area-inset-left));box-sizing:border-box;background:var(--overlay-backdrop);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.tetris-overlay.tetris-hidden{display:none!important;pointer-events:none}.tetris-panel{position:relative;width:auto;max-width:min(calc(100vw - 20px),520px);height:min(calc(100dvh - 16px - env(safe-area-inset-top) - env(safe-area-inset-bottom)),100%);max-height:calc(100dvh - 16px - env(safe-area-inset-top) - env(safe-area-inset-bottom));min-width:0;min-height:0;display:flex;flex-direction:column;overflow:hidden;overscroll-behavior:none;border-radius:var(--glass-radius);border:2px solid rgba(109,40,217,.42);box-shadow:var(--glass-shadow),0 0 0 1px rgba(255,255,255,.42) inset;backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur))}.tetris-top{flex-shrink:0;display:grid;grid-template-columns:minmax(4.75rem,1.15fr) minmax(5rem,auto) minmax(4.75rem,1.15fr) 44px;align-items:center;gap:6px 10px;padding:8px 10px 7px;border-bottom:1px solid rgba(124,58,237,.28);background:linear-gradient(180deg,rgba(210,180,255,.72),rgba(234,200,232,.48))}.tetris-title-bar{text-align:center;min-width:0;grid-column:2;justify-self:center}.tetris-title-bar h2{margin:0;font-size:1.05rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#4c0f7a}.btn-tetris-close{grid-column:4;justify-self:end;display:flex;align-items:center;justify-content:center;width:40px;height:40px;padding:0;border-radius:12px;border:1px solid var(--glass-inner-border);background:var(--fairy-surface);color:var(--text);font-size:1.35rem;font-weight:400;line-height:1;cursor:pointer;touch-action:manipulation;box-shadow:var(--glass-shadow)}.tetris-hud-best,.tetris-hud-score{display:flex;flex-direction:column;gap:4px;min-width:0;font-weight:800}.tetris-hud-score{grid-column:1;text-align:left}.tetris-hud-best{grid-column:3;text-align:right;align-items:flex-end}.tetris-hud-label{font-size:.7rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#5b2b82}.tetris-score-num{font-size:1.55rem;font-weight:900;font-variant-numeric:tabular-nums;color:#b91c1c;line-height:1;text-shadow:0 1px 0 #fff,0 2px 8px rgba(251,113,133,.4)}.tetris-score-num.tetris-best-num{color:#0f766e;text-shadow:0 1px 0 #fff,0 2px 8px rgba(45,212,191,.45)}.tetris-meta-bar{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:6px 12px 7px;background:var(--fairy-tint)}.btn-tetris-music{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:40px;padding:0 12px;border-radius:12px;border:1px solid rgba(167,139,250,.55);background:var(--fairy-surface);color:#6d28d9;font-size:1.2rem;font-weight:800;line-height:1;cursor:pointer;touch-action:manipulation;box-shadow:var(--glass-shadow)}.btn-tetris-music[aria-pressed=false]{opacity:.72;color:#7c698e}.tetris-next-box{display:flex;align-items:center;gap:10px}.tetris-meta-label{font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#5b2b82}#tetris-next-canvas{display:block;width:48px;height:48px;border-radius:12px;background:rgba(243,232,255,.95);border:1px solid rgba(167,139,250,.45);box-shadow:inset 0 1px 0 rgba(255,255,255,.7)}.tetris-meta-stats{display:flex;gap:18px;align-items:center}.tetris-meta-stat{display:flex;flex-direction:column;gap:2px;min-width:3.25rem;text-align:center}.tetris-meta-stat,.tetris-meta-stat--level{align-items:center}.tetris-level-bar{flex-shrink:0}.tetris-meta-num{font-size:1.35rem;font-weight:900;font-variant-numeric:tabular-nums;color:#6d28d9;line-height:1}.tetris-play-col{display:flex;flex-direction:row;align-items:center;justify-content:center;gap:10px;min-width:0;padding:8px 10px calc(8px + env(safe-area-inset-bottom));box-sizing:border-box;--tet-btn:clamp(52px,12vw,62px);--tet-pad-gap:8px;--tet-pad-inset:8px}#tetris-stage-wrap,.tetris-play-col{width:auto;max-width:100%;min-height:0;flex:1 1 0}#tetris-stage-wrap{position:relative;height:100%;max-height:100%;margin:0 auto;aspect-ratio:1/2;display:grid;grid-template:1fr/1fr;border-radius:16px;overflow:hidden;border:2px solid rgba(255,255,255,.58);background:linear-gradient(180deg,#faf5ff,#ede9fe);box-shadow:inset 0 0 0 1px rgba(255,255,255,.42),0 4px 16px rgba(124,58,237,.12)}#tetris-stage-wrap.tetris-stage-idle{background:url(/tetris/tetris-intro-bg.png) 50%/cover no-repeat}#tetris-stage-wrap.tetris-stage-idle #tetris-canvas{visibility:hidden;pointer-events:none}#tetris-canvas{display:block;min-height:0}#tetris-canvas,.tetris-ui-layer{grid-area:1/1;width:100%;height:100%;min-width:0}.tetris-ui-layer{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:16px;box-sizing:border-box;text-align:center;z-index:2}#tetris-intro{justify-content:center;padding-bottom:16px;gap:0;background:transparent;border:none;backdrop-filter:none;-webkit-backdrop-filter:none;box-shadow:none;overflow:hidden}#tetris-intro .btn-snake-play{position:relative;z-index:1}#tetris-ended,#tetris-pause-cover{background:linear-gradient(168deg,rgba(253,244,252,.92),rgba(232,212,255,.88));backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.tetris-ui-layer.tetris-ui-hidden{display:none!important;pointer-events:none}.tetris-tagline{margin:0;font-size:.88rem;font-weight:650;color:#58237a;line-height:1.45}.btn-tetris-again,.btn-tetris-play{display:inline-flex;align-items:center;justify-content:center;box-sizing:border-box;min-height:48px;min-width:0;width:min(100%,220px);max-width:100%;padding:0 24px;font-size:1.05rem;font-weight:800;letter-spacing:.06em;border-radius:999px;border:2px solid rgba(255,255,255,.72);color:var(--btn-gradient-text);cursor:pointer;touch-action:manipulation}.btn-tetris-play{background-color:#8b5cf6;box-shadow:inset 0 2px 0 rgba(255,255,255,.72),inset 0 -4px 0 rgba(91,33,182,.32),0 6px 0 #5b21b6,0 10px 22px rgba(91,33,182,.38)}.btn-tetris-again{background-color:#f472b6;box-shadow:inset 0 2px 0 rgba(255,255,255,.72),inset 0 -4px 0 rgba(190,24,93,.28),0 6px 0 #be185d,0 10px 22px rgba(219,39,119,.36)}.tetris-pad{display:grid;grid-template-columns:repeat(3,var(--tet-btn));grid-template-rows:repeat(2,var(--tet-btn));gap:var(--tet-pad-gap,8px);box-sizing:border-box;width:calc(var(--tet-btn) * 3 + var(--tet-pad-gap, 8px) * 2 + var(--tet-pad-inset, 8px) * 2);max-width:100%;margin:0 auto;flex-shrink:0;padding:var(--tet-pad-inset,8px);border-radius:22px;background:linear-gradient(165deg,rgba(255,255,255,.72),rgba(237,233,254,.95));border:2px solid rgba(255,255,255,.82);box-shadow:inset 0 1px 0 rgba(255,255,255,.9),0 8px 22px rgba(109,40,217,.14)}.tetris-pad.tetris-pad-hidden{display:none}.tetris-btn{position:relative;margin:0;padding:0;box-sizing:border-box;border-radius:18px;width:var(--tet-btn);height:var(--tet-btn);max-width:100%;max-height:100%;justify-self:center;align-self:center;display:inline-flex;align-items:center;justify-content:center;border:2px solid rgba(255,255,255,.92);background:linear-gradient(180deg,#ffffff,#faf5ff 52%,#ede9fe);touch-action:manipulation;cursor:pointer;transition:transform .08s ease,box-shadow .08s ease;box-shadow:0 2px 0 rgba(255,255,255,.95) inset,0 -3px 0 rgba(167,139,250,.22) inset,0 5px 0 var(--tet-btn-shadow,#a78bfa),0 8px 16px rgba(91,33,182,.18)}.tetris-btn-glyph{display:block;font-size:clamp(1.55rem,4.5vw,1.95rem);font-weight:900;line-height:1;color:#3b0764;text-shadow:0 1px 0 rgba(255,255,255,.85);pointer-events:none;user-select:none}.tetris-btn-glyph-rotate{font-size:clamp(1.75rem,5vw,2.15rem);color:#0f766e}.tetris-btn-glyph-drop{position:relative;width:1.35em;height:1.35em;font-size:clamp(1.55rem,4.5vw,1.95rem)}.tetris-btn-glyph-drop:before{top:0;width:0;height:0;border-left:.55em solid transparent;border-right:.55em solid transparent;border-top:.85em solid #be123c}.tetris-btn-glyph-drop:after,.tetris-btn-glyph-drop:before{content:"";position:absolute;left:50%;transform:translateX(-50%)}.tetris-btn-glyph-drop:after{bottom:0;width:1.15em;height:.18em;border-radius:999px;background:#be123c}.tetris-btn-drop,.tetris-btn-pause,.tetris-btn-rotate{border-radius:18px}.tetris-btn-pause{grid-column:1;grid-row:1;--tet-btn-shadow:#fb923c}.tetris-btn-glyph-pause{font-size:clamp(1.15rem,3.4vw,1.4rem);color:#c2410c}.tetris-btn-drop{grid-column:2;grid-row:1;--tet-btn-shadow:#fb7185}.tetris-btn-rotate{grid-column:3;grid-row:1;--tet-btn-shadow:#2dd4bf}.tetris-btn-left{grid-column:1;grid-row:2;--tet-btn-shadow:#60a5fa}.tetris-btn-left .tetris-btn-glyph{color:#1d4ed8}.tetris-btn-down{grid-column:2;grid-row:2;--tet-btn-shadow:#fbbf24}.tetris-btn-down .tetris-btn-glyph{color:#b45309}.tetris-btn-right{grid-column:3;grid-row:2;--tet-btn-shadow:#a78bfa}.tetris-btn-right .tetris-btn-glyph{color:#6d28d9}.tetris-btn:active{transform:translateY(4px);box-shadow:0 1px 0 rgba(255,255,255,.7) inset,0 -2px 0 rgba(167,139,250,.2) inset,0 1px 0 var(--tet-btn-shadow,#a78bfa)}@media (min-width:769px){.tetris-play-col{gap:12px;--tet-btn:62px}#tetris-next-canvas{width:56px;height:56px}}@media (max-width:520px){.tetris-play-col{flex-direction:column;align-items:center}#tetris-stage-wrap{width:auto;max-width:100%}}.learn-overlay{position:fixed;inset:0;z-index:2147483645;display:flex;align-items:center;justify-content:center;padding:calc(8px + env(safe-area-inset-top)) calc(10px + env(safe-area-inset-right)) calc(8px + env(safe-area-inset-bottom)) calc(10px + env(safe-area-inset-left));box-sizing:border-box;background:var(--overlay-backdrop);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.learn-overlay.learn-hidden{display:none!important;pointer-events:none}.learn-panel{position:relative;isolation:isolate;width:100%;max-width:min(440px,100%);max-height:min(calc(100dvh - 8px - env(safe-area-inset-top) - env(safe-area-inset-bottom)),calc(100vh - 8px - env(safe-area-inset-top) - env(safe-area-inset-bottom)));overflow:hidden;display:flex;flex-direction:column;border-radius:var(--glass-radius);border:var(--panel-frame-border);box-shadow:var(--panel-frame-shadow);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));padding:14px}.btn-learn-exit{position:absolute;top:10px;right:10px;width:34px;height:34px;padding:0;margin:0;line-height:1;font-size:1.35rem;font-weight:400;color:var(--text);opacity:.92;border-radius:50%;border:1px solid var(--glass-inner-border);background:var(--fairy-surface);cursor:pointer;touch-action:manipulation;display:flex;align-items:center;justify-content:center;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.learn-panel h2{margin:0 44px 8px;font-size:1.18rem;font-weight:750;line-height:1.2;text-align:center}.learn-controls{margin-bottom:8px}.learn-controls label{display:block;font-size:.82rem;font-weight:650;margin:0 0 6px;color:var(--text-muted)}.learn-controls select{width:100%;font-size:max(16px,.9rem);font-weight:600;padding:8px 10px;border-radius:var(--pill-radius);border:2px solid var(--control-border);background:var(--input-fill);color:inherit;cursor:pointer}.learn-rows{display:flex;flex-direction:column;gap:5px;flex:1 1 auto;min-height:0;overflow-x:hidden;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:6px 0 0}.learn-row-line{display:flex;align-items:center;justify-content:center;position:relative;font-size:clamp(1rem,4vw,1.38rem);font-weight:700;font-variant-numeric:tabular-nums;padding:8px 44px 8px 12px;margin:0;border-radius:var(--pill-radius);border:1px solid var(--learn-row-border,rgba(255,255,255,.55));background:var(--learn-row-fill,var(--stripe-pink-lilac));color:var(--text);line-height:1.35;box-shadow:inset 0 1px 0 rgba(255,255,255,.45),0 2px 8px rgba(124,58,237,.06)}.learn-row-text{flex:1;min-width:0;text-align:center;white-space:nowrap}.learn-row-star{position:absolute;right:8px;top:50%;transform:translateY(-50%);width:clamp(24px,6.2vw,30px);height:clamp(24px,6.2vw,30px);pointer-events:none;display:flex;align-items:center;justify-content:center}.learn-row-star img{width:100%;height:100%;object-fit:contain;display:block;filter:drop-shadow(0 1px 3px rgba(234,179,8,.55))}.learn-row-line.learn-row-tone-0{--learn-row-fill:linear-gradient(125deg,rgba(255,255,255,0.65),rgba(249,168,212,0.42) 55%,rgba(233,213,255,0.55));--learn-row-border:rgba(249,168,212,0.45)}.learn-row-line.learn-row-tone-1{--learn-row-fill:linear-gradient(125deg,rgba(255,255,255,0.62),rgba(192,132,252,0.28) 50%,rgba(196,181,253,0.5));--learn-row-border:rgba(167,139,250,0.42)}.learn-row-line.learn-row-tone-2{--learn-row-fill:linear-gradient(125deg,rgba(255,255,255,0.62),rgba(134,239,172,0.38) 52%,rgba(190,250,210,0.45));--learn-row-border:rgba(74,222,128,0.45)}.learn-row-line.learn-row-tone-3{--learn-row-fill:linear-gradient(125deg,rgba(255,255,255,0.62),rgba(253,186,116,0.45) 48%,rgba(254,215,170,0.48));--learn-row-border:rgba(251,146,60,0.38)}.learn-row-line.learn-row-tone-4{--learn-row-fill:linear-gradient(125deg,rgba(255,255,255,0.62),rgba(165,243,252,0.35) 50%,rgba(196,181,253,0.42));--learn-row-border:rgba(125,211,252,0.45)}.learn-row-line.learn-row-tone-5{--learn-row-fill:linear-gradient(125deg,rgba(255,255,255,0.62),rgba(252,231,243,0.75) 40%,rgba(251,207,232,0.55));--learn-row-border:rgba(244,114,182,0.38)}.learn-row-line.learn-row-tone-6{--learn-row-fill:linear-gradient(125deg,rgba(255,255,255,0.62),rgba(254,240,138,0.52) 45%,rgba(253,224,71,0.35));--learn-row-border:rgba(234,179,8,0.35)}.learn-row-line.learn-row-tone-7{--learn-row-fill:linear-gradient(125deg,rgba(255,255,255,0.65),rgba(216,180,254,0.38) 50%,rgba(237,233,254,0.65));--learn-row-border:rgba(168,85,247,0.32)}.prize-overlay{position:fixed;inset:0;z-index:2147483646;background:linear-gradient(180deg,rgba(255,255,255,.52) 0,rgba(233,213,255,.62) 45%,rgba(237,230,255,.72) 100%),var(--panel-wallpaper);background-size:cover;background-position:50%;background-repeat:no-repeat;display:flex;flex-direction:column;align-items:stretch;justify-content:center;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);box-sizing:border-box}.prize-overlay.prize-hidden{display:none!important;pointer-events:none}.prize-overlay img{flex:1 1 auto;width:100%;height:auto;min-height:0;max-height:100vh;max-height:100dvh;object-fit:contain;content-visibility:auto;object-position:center center;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}.prize-msg{display:none;flex:1;align-items:center;justify-content:center;padding:32px;font-size:1.25rem;font-weight:750;text-align:center;color:var(--text);text-shadow:0 1px 0 rgba(255,255,255,.6)}.prize-overlay.no-image .prize-msg{display:flex}.prize-overlay.no-image img{display:none}.prize-bar{flex:0 0 auto;padding:12px 12px calc(14px + env(safe-area-inset-bottom));background:linear-gradient(180deg,transparent,rgba(233,213,255,.55))}.prize-actions,.prize-bar{display:flex;justify-content:center;width:100%}.prize-actions{flex-wrap:wrap;gap:10px 12px;align-items:stretch;max-width:440px}.prize-actions button{flex:1 1 160px;min-width:0;min-height:48px;font-weight:700;border-radius:999px}.prize-actions #prize-download:disabled{opacity:.42;cursor:default}@media (max-width:560px){body{align-items:flex-start;justify-content:center;padding:calc(14px + env(safe-area-inset-top)) calc(10px + env(safe-area-inset-right)) calc(max(12px, env(safe-area-inset-bottom))) calc(10px + env(safe-area-inset-left))}.panel{width:100%;margin-left:auto;margin-right:auto;padding:12px 12px 14px;border-radius:22px;box-shadow:var(--panel-frame-shadow);border:var(--panel-frame-border);max-height:none;overflow-x:visible;overflow-y:visible}h1{font-size:1.05rem}.mode-bar button .mode-full{display:none}.mode-bar button .mode-mini{display:block}.mode-bar{margin-bottom:10px;gap:5px}.mode-bar button{font-size:.74rem;font-weight:650;padding:8px 4px;border-radius:8px;line-height:1.15;min-height:0}.focus-row{margin-bottom:10px;gap:6px}.focus-label .focus-full{display:none}.focus-label .focus-mini{display:inline}.focus-row select{width:100%;flex:none;min-height:44px;font-size:max(16px,.92rem);padding:10px}.voice-settings-pop select{font-size:max(16px,.95rem);min-height:44px}.sprint-desc{font-size:.66rem;margin-top:8px}.home-shell{padding:calc(12px + env(safe-area-inset-top)) 0 1.15rem;justify-content:flex-end}.home-actions{gap:10px;max-width:none;width:100%;margin:0;padding:14px 16px calc(14px + env(safe-area-inset-bottom));box-sizing:border-box;border-radius:22px 22px 0 0;border:var(--panel-frame-border);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));box-shadow:var(--panel-frame-shadow)}.home-actions button{position:relative;z-index:2;min-height:52px;font-size:.94rem;letter-spacing:.02em}.learn-overlay{align-items:center;padding:calc(6px + env(safe-area-inset-top)) calc(8px + env(safe-area-inset-right)) calc(6px + env(safe-area-inset-bottom)) calc(8px + env(safe-area-inset-left));background:var(--overlay-backdrop)}.learn-panel{max-height:min(calc(100dvh - 8px - env(safe-area-inset-top) - env(safe-area-inset-bottom)),calc(100vh - 8px - env(safe-area-inset-top) - env(safe-area-inset-bottom)));padding:12px}.learn-rows{gap:6px}.learn-row-line{font-size:max(17px,4.8vw);padding:8px 40px 8px 10px}.learn-controls{display:block;margin-bottom:6px}.learn-controls label{display:block;margin:0 0 4px;font-size:.78rem}.learn-controls select{width:100%}.sprint-idle{padding:10px 12px}.sprint-window{max-width:none;padding-inline:14px}.btn-sprint-prize{width:100%;max-width:260px;min-height:52px;font-size:1.18rem}.prize-actions button{flex:1 1 100%;max-width:none;width:100%;min-height:48px}.panel-header{margin-bottom:8px;align-items:center}.task-line{font-size:clamp(1.45rem,7.5vw,1.95rem);gap:8px 6px;margin-bottom:10px}.task-line .task-answer-input{width:3.85rem;height:3.85rem;min-width:3.85rem;font-size:max(22px,1.35rem);border-radius:10px}.btn-row{margin:-2px 0 8px;gap:6px}.btn-row #next{flex:1 1 37%}.btn-row #btn-check{flex:1.4 1 63%}.btn-row button{min-height:44px;padding:11px 10px;font-size:.9rem}.feedback{font-size:.86rem;line-height:1.35;margin-top:10px;min-height:1.2em}.praise{font-size:.8rem;letter-spacing:.025em;line-height:1.4;margin-bottom:8px}}