*{box-sizing:border-box;margin:0;padding:0}:root{--board-w: 480px;--bg: #101216;--glow-1: rgba(96, 150, 220, .4);--glow-2: rgba(160, 120, 210, .34);--glow-3: rgba(70, 190, 180, .22);--glass: rgba(28, 32, 41, .45);--glass-strong: rgba(24, 28, 36, .72);--panel: rgba(24, 29, 40, .36);--card-bg: rgba(20, 25, 35, .52);--sheen: linear-gradient(115deg, rgba(255, 255, 255, .18) 0%, rgba(255, 255, 255, .05) 28%, rgba(255, 255, 255, .02) 55%, rgba(255, 255, 255, .1) 100%);--stroke: rgba(255, 255, 255, .12);--stroke-strong: rgba(255, 255, 255, .2);--text: #eef1f6;--dim: #98a2b3;--accent: #6b9bff;--inset-hi: rgba(255, 255, 255, .18);--inset-lo: rgba(255, 255, 255, .04);--slot-bg: rgba(255, 255, 255, .06);--cell-empty: rgba(255, 255, 255, .04);--icon-bg: rgba(24, 29, 40, .4);--board-bg: rgba(19, 21, 26, .88);--overlay-bg: rgba(10, 12, 16, .62);--panel-shadow: 0 10px 30px rgba(0, 0, 0, .35);--card-shadow: 0 14px 40px rgba(0, 0, 0, .45);--btn-hover: rgba(255, 255, 255, .08);--key-top: rgba(255, 255, 255, .17);--key-base: rgba(255, 255, 255, .06);--key-edge: rgba(255, 255, 255, .2);--key-sheen: rgba(255, 255, 255, .28);--key-depth: rgba(0, 0, 0, .6);--key-depth-2: rgba(0, 0, 0, .4);--blur: blur(24px) saturate(1.6);--radius: 12px}:root[data-theme=light]{--bg: #eef1f6;--glow-1: rgba(120, 170, 255, .5);--glow-2: rgba(200, 160, 255, .42);--glow-3: rgba(120, 220, 200, .3);--glass: rgba(255, 255, 255, .5);--glass-strong: rgba(255, 255, 255, .8);--panel: rgba(255, 255, 255, .4);--card-bg: rgba(255, 255, 255, .6);--sheen: linear-gradient(115deg, rgba(255, 255, 255, .95) 0%, rgba(255, 255, 255, .42) 28%, rgba(255, 255, 255, .14) 55%, rgba(255, 255, 255, .6) 100%);--stroke: rgba(15, 23, 42, .09);--stroke-strong: rgba(15, 23, 42, .16);--text: #1c2430;--dim: #5b6472;--accent: #3d7bff;--inset-hi: rgba(255, 255, 255, .85);--inset-lo: rgba(15, 23, 42, .03);--slot-bg: rgba(15, 23, 42, .04);--cell-empty: rgba(15, 23, 42, .04);--icon-bg: rgba(255, 255, 255, .5);--board-bg: rgba(255, 255, 255, .92);--overlay-bg: rgba(228, 233, 242, .55);--panel-shadow: 0 8px 24px rgba(30, 45, 80, .12);--card-shadow: 0 12px 32px rgba(30, 45, 80, .16);--btn-hover: rgba(15, 23, 42, .06);--key-top: #ffffff;--key-base: #e4e9f2;--key-edge: rgba(15, 23, 42, .22);--key-sheen: rgba(255, 255, 255, .95);--key-depth: rgba(15, 23, 42, .35);--key-depth-2: rgba(15, 23, 42, .2);--blur: blur(24px) saturate(1.7)}html,body,#app{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--text);background:var(--bg);overflow:hidden;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}.app{height:100%;background:radial-gradient(55% 45% at 8% 6%,var(--glow-1),transparent 65%),radial-gradient(45% 40% at 96% 90%,var(--glow-2),transparent 65%),radial-gradient(40% 35% at 88% 8%,var(--glow-3),transparent 60%),var(--bg);overflow:hidden}.glass{background:var(--glass);border:1px solid var(--stroke);border-radius:var(--radius);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:inset 0 1px 0 var(--inset-hi),0 8px 24px #00000047}.game-screen{height:100%;display:flex;flex-direction:column;outline:none}.top{display:flex;align-items:center;justify-content:space-between;padding:12px 18px;gap:12px}.icon-btn{width:36px;height:36px;border-radius:10px;border:1px solid var(--stroke-strong);background:linear-gradient(120deg,#ffffff1f,#ffffff05),var(--icon-bg);color:var(--text);font-size:14px;font-weight:600;cursor:pointer;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:inset 0 1px 0 var(--inset-hi);transition:background .12s,border-color .12s}.icon-btn:hover{background:var(--btn-hover);border-color:var(--stroke-strong)}.icon-btn:active{background:var(--btn-hover)}.top-actions{display:flex;gap:8px}.top-brand{display:none;font-size:15px;font-weight:800;letter-spacing:-.01em;white-space:nowrap;background:linear-gradient(100deg,#7db4fff2,#beafffe6,#7dcdffe6);-webkit-background-clip:text;background-clip:text;color:transparent}.game-main{flex:1;min-height:0;display:flex;gap:24px;align-items:stretch;padding:4px 18px 16px}.showcase{flex:1 1 50%;min-width:0;position:relative;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:24px;padding:0 3vw}.showcase-hidden{opacity:0;visibility:hidden}.showcase-orb{position:absolute;border-radius:50%;pointer-events:none;filter:blur(110px)}.showcase-orb.one{width:420px;height:420px;top:2%;left:-4%;background:radial-gradient(circle,rgba(125,175,255,.3),transparent 60%);animation:orbDrift 11s ease-in-out infinite alternate}.showcase-orb.two{width:380px;height:380px;bottom:0;right:2%;background:radial-gradient(circle,rgba(196,181,253,.26),transparent 60%);animation:orbDrift 14s ease-in-out infinite alternate-reverse}@keyframes orbDrift{0%{transform:translateZ(0) scale(1)}to{transform:translate3d(26px,-20px,0) scale(1.14)}}.showcase-title{position:relative;font-size:clamp(44px,5.8vw,116px);font-weight:800;line-height:.95;letter-spacing:-.02em;white-space:nowrap}.showcase-letter{display:inline-block;background:linear-gradient(100deg,#7db4ffe0,#a5afffd1 28%,#beafffc7 50%,#7dcdffbf,#96beffd1);background-size:200% auto;-webkit-background-clip:text;background-clip:text;color:transparent;animation:letterIn .5s cubic-bezier(.22,1,.36,1) backwards,titleShimmer 5.5s linear infinite;animation-delay:calc(var(--i) * 45ms),.9s}@keyframes letterIn{0%{opacity:0;transform:translateY(20px) scale(.7);filter:blur(10px)}to{opacity:1;transform:translateY(0) scale(1);filter:blur(0)}}@keyframes titleShimmer{0%{background-position:0% center}to{background-position:200% center}}.showcase-tag{position:relative;font-size:clamp(14px,1.25vw,21px);font-weight:600;letter-spacing:.4em;text-transform:uppercase;color:var(--dim);animation:tagIn .9s ease .35s backwards}@keyframes tagIn{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.play-zone{flex:1 1 50%;min-width:0;min-height:0;display:flex;flex-direction:column;align-items:flex-end;justify-content:center;gap:14px}.play-row{display:flex;align-items:stretch;gap:18px;flex:1;min-height:0;width:fit-content;align-self:flex-end}.play-board{flex:none;min-height:0;width:min(calc((100vh - 90px)/2),480px);display:flex;flex-direction:column;align-items:flex-end;gap:12px}.side-panel{display:flex;flex-direction:column}.hud-panel{display:flex;flex-direction:column;align-items:flex-start;justify-content:space-between;gap:14px;padding:12px 14px;min-width:0;background:var(--sheen),var(--panel);border:1px solid var(--stroke);border-radius:16px;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:inset 0 1px 0 var(--inset-hi),inset 0 -1px 0 var(--inset-lo),var(--panel-shadow);overflow:hidden}.hud-panel .panel-box{display:flex;flex-direction:column;gap:8px;padding:0;min-width:0;align-items:flex-start;background:transparent;border:none;border-radius:0;backdrop-filter:none;-webkit-backdrop-filter:none;box-shadow:none}.hud-panel .panel-label{margin-bottom:0}.hud-divider{height:1px;width:100%;flex:none;background:linear-gradient(90deg,transparent,var(--stroke-strong) 18%,var(--stroke-strong) 82%,transparent)}.stats-panel{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px 28px;width:100%}.stat{display:flex;flex-direction:column;gap:8px;min-width:0}.stat-label{font-size:10px;letter-spacing:3px;font-weight:700;color:var(--dim);text-transform:uppercase}.stat-value{font-size:clamp(36px,3.4vw,64px);font-weight:800;line-height:1;letter-spacing:-.02em;font-variant-numeric:tabular-nums;background:linear-gradient(100deg,#60a5fae6,#c4b5fdd9 45%,#67e8f9cc);-webkit-background-clip:text;background-clip:text;color:transparent;animation:statPop .35s cubic-bezier(.22,1,.36,1)}.stat-value.best{background:none;-webkit-background-clip:initial;background-clip:initial;color:var(--dim)}@keyframes statPop{0%{transform:scale(1.12)}to{transform:scale(1)}}.controls-text{grid-column:1 / -1;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px 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var(--inset-lo),var(--panel-shadow)}.panel-label{font-size:9px;letter-spacing:2px;color:var(--dim);font-weight:700;margin-bottom:8px;text-transform:uppercase}.piece-slot{width:56px;aspect-ratio:1;flex:none;display:flex;align-items:center;justify-content:center;padding:3px;box-sizing:border-box;border:1px solid var(--stroke);border-radius:8px;background:var(--slot-bg);box-shadow:inset 0 1px 0 var(--inset-hi)}.next-list{display:flex;flex-direction:column;gap:10px}.next-slot{width:56px;max-width:56px;min-width:40px;flex:0 1 56px}.mini{display:grid;gap:0}.mini-cell{width:8px;height:8px;background:var(--cell-empty)}.mini-empty{width:20px;height:4px;border-radius:2px;background:var(--stroke)}.keys-touch{display:none}.key{display:inline-block;padding:3px 9px;border-radius:5px;border:1px solid var(--key-edge);background:linear-gradient(180deg,var(--key-top) 0%,var(--key-base) 65%,var(--key-base) 100%);box-shadow:inset 0 1px 0 var(--key-sheen),0 2px 0 var(--key-depth),0 3px 0 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var(--stroke-strong);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:inset 0 1px 0 var(--inset-hi),var(--card-shadow)}.overlay-title{font-size:24px;letter-spacing:2px;font-weight:700;margin-bottom:22px}.overlay-title.danger{color:#f87171}.overlay-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}.count-big{font-size:64px;font-weight:800;color:var(--text);animation:countPop .5s ease}.count-big.go{color:var(--accent)}@keyframes countPop{0%{transform:scale(1.8);opacity:0}60%{transform:scale(.95);opacity:1}to{transform:scale(1)}}.over-stats{display:flex;gap:32px;justify-content:center;margin-bottom:18px}.over-stat span{display:block;font-size:10px;letter-spacing:2px;color:var(--dim);margin-bottom:6px;text-transform:uppercase}.over-stat b{font-size:26px;color:var(--text);font-variant-numeric:tabular-nums}.new-best{margin-bottom:16px;color:var(--accent);font-weight:700;letter-spacing:2px;font-size:13px}.settings-overlay{z-index:60}.settings-card{width:min(420px,92vw);padding:22px 24px;border-radius:16px;background:var(--sheen),var(--card-bg);border:1px solid var(--stroke-strong);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:inset 0 1px 0 var(--inset-hi),var(--card-shadow)}.settings-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.settings-head h2{font-size:16px;font-weight:700;letter-spacing:1px}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--stroke)}.setting-row:last-child{border-bottom:none}.setting-label{font-size:13px;color:var(--text)}.seg{display:flex;gap:4px;background:var(--slot-bg);border:1px solid var(--stroke);border-radius:9px;padding:3px}.seg-btn{font-family:inherit;font-size:11px;font-weight:600;letter-spacing:1px;color:var(--dim);background:transparent;border:none;border-radius:7px;padding:6px 12px;cursor:pointer;transition:background .12s,color .12s}.seg-btn:hover{color:var(--text)}.seg-btn.active{background:var(--accent);color:#fff}.menu{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:20px;overflow-y:auto}.logo{font-size:clamp(30px,5vw,52px);font-weight:800;letter-spacing:1px;color:var(--text);text-shadow:0 2px 20px rgba(0,0,0,.3)}.tagline{color:var(--dim);font-size:13px}.mode-grid{display:grid;grid-template-columns:repeat(3,minmax(170px,220px));gap:16px;margin-top:24px}.mode-card{display:flex;flex-direction:column;align-items:center;gap:8px;padding:26px 16px;color:var(--text);font-family:inherit;cursor:pointer;background:var(--sheen),var(--panel);border:1px solid var(--stroke-strong);border-radius:var(--radius);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:inset 0 1px 0 var(--inset-hi),var(--panel-shadow);transition:border-color .12s,background .12s}.mode-card:hover{border-color:var(--stroke-strong);background:var(--btn-hover)}.mode-card.soon{cursor:not-allowed;opacity:.55}.mode-name{font-size:15px;font-weight:700}.mode-desc{font-size:11px;color:var(--dim)}.mode-go{margin-top:10px;font-size:12px;font-weight:700;letter-spacing:1px;color:#fff;background:var(--accent);padding:7px 20px;border-radius:8px;box-shadow:0 4px 14px #6b9bff4d}.mode-badge{margin-top:10px;font-size:10px;font-weight:700;letter-spacing:1px;color:var(--dim);border:1px solid var(--stroke);padding:6px 12px;border-radius:8px}.menu-keys{margin-top:10px;display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:center;color:var(--dim);font-size:11px}@media (max-width: 1280px){.menu-keys.keys{display:none}.menu-keys.touch{display:flex}.stats-panel .keys{display:none}.stats-panel .keys-touch{display:flex;flex-direction:column;gap:16px}}@media (max-width: 768px){.top{justify-content:flex-start;width:100%;padding:10px 16px}.top-brand{display:block}.top-actions{margin-left:auto}.game-main{flex-direction:column;align-items:stretch;gap:12px;padding:4px 16px calc(16px + env(safe-area-inset-bottom,0px))}.showcase{display:none}.play-zone{width:100%;flex:1;min-height:0;flex-direction:column;align-items:stretch;justify-content:flex-start;gap:12px;padding:0}.side-panel{width:100%}.play-row{flex-direction:column;gap:12px;width:100%;align-items:stretch;align-self:auto}.play-board{flex:1;min-height:0;width:100%;gap:8px;align-items:stretch}.hud-panel{flex-direction:row;gap:12px;padding:12px 14px;width:100%;overflow:hidden}.hud-divider{width:1px;height:auto;align-self:stretch;background:linear-gradient(180deg,transparent,var(--stroke-strong) 18%,var(--stroke-strong) 82%,transparent)}.hud-panel .panel-box:last-child{align-items:flex-end}.piece-slot{width:56px;aspect-ratio:1;flex:none;margin:0;padding:6px;box-sizing:border-box}.mini{gap:0}.mini-cell{width:8px;height:8px}.next-list{flex-direction:row;gap:8px;width:auto;flex-shrink:0}.next-slot{width:56px;flex:none;max-width:none;margin:0}.stats-panel{gap:8px}.stat{align-items:center;gap:4px;padding:8px 4px;text-align:center;background:var(--sheen),var(--panel);border:1px solid var(--stroke-strong);border-radius:var(--radius);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);box-shadow:inset 0 1px 0 var(--inset-hi),inset 0 -1px 0 var(--inset-lo),var(--panel-shadow)}.stat-label{font-size:9px;letter-spacing:2px}.stat-value{font-size:18px;background:none;-webkit-background-clip:initial;background-clip:initial;color:var(--text);animation:none}.stats-panel .keys,.stats-panel .keys-touch{display:none}.stats-mobile{display:block;width:100%}.setting-row{flex-direction:column;align-items:stretch;gap:10px}.seg{width:100%}.seg-btn{flex:1;padding:8px 4px}.overlay-card{min-width:0;width:min(320px,88vw);padding:26px 20px}.over-stats{flex-direction:column;gap:14px;margin-bottom:20px}.overlay-btns{flex-direction:column;width:100%}.overlay-btns .btn{width:100%}.mode-grid{grid-template-columns:1fr;width:100%;max-width:300px}}@media (min-width: 769px) and (max-width: 880px){.showcase{gap:18px;padding:0 20px}.showcase-title{font-size:clamp(30px,4.6vw,44px)}.showcase-tag{font-size:12px;letter-spacing:.22em}.stats-panel{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 24px}.stat-value{font-size:clamp(32px,4.5vw,44px)}.controls-text{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 24px}}