:root{--bg:#0a0e18;--panel:#111827;--panel2:#171f31;--line:#2a354c;--text:#f5f7fb;--muted:#9ba8bd;--accent:#b9ff39;--accent2:#7b61ff;--danger:#ff5c73;--radius:22px;--shadow:0 24px 80px rgba(0,0,0,.35)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:radial-gradient(circle at 80% 0,#182039 0,transparent 35%),var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}.page-shell{max-width:1180px;margin:auto;padding:0 22px}.site-header{height:86px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.08)}.brand{display:flex;align-items:center;gap:11px;color:#fff;text-decoration:none;font-weight:800;letter-spacing:-.03em}.brand-mark{display:grid;grid-template-columns:repeat(3,7px);grid-template-rows:repeat(2,7px);gap:2px;transform:rotate(-6deg)}.brand-mark i{display:block;background:var(--accent);border-radius:2px}.brand-mark i:nth-child(1){grid-column:1}.brand-mark i:nth-child(2){grid-column:2}.brand-mark i:nth-child(3){grid-column:2;grid-row:2}.brand-mark i:nth-child(4){grid-column:3;grid-row:2}.lang-select{background:var(--panel);color:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 36px 10px 12px}.hero{min-height:330px;display:grid;grid-template-columns:1.2fr .8fr;align-items:center;gap:40px;padding:58px 0 42px}.eyebrow{font-size:12px;letter-spacing:.2em;color:var(--accent);font-weight:800}.hero h1{font-size:clamp(42px,7vw,78px);line-height:.98;letter-spacing:-.065em;max-width:780px;margin:14px 0 18px}.hero p{color:var(--muted);font-size:18px;max-width:620px}.primary-btn,.fullscreen-btn,.small-btn,#startBtn{border:0;cursor:pointer;font:inherit;font-weight:800}.primary-btn{margin-top:12px;background:var(--accent);color:#10170a;padding:15px 22px;border-radius:14px;box-shadow:0 8px 30px rgba(185,255,57,.18)}.mini-art{height:230px;position:relative;border:1px solid var(--line);border-radius:28px;background:linear-gradient(145deg,#111827,#0d1321);overflow:hidden}.mini-art:after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:24px 24px}.stack{position:absolute;width:72px;height:24px;background:var(--accent);border-radius:5px;box-shadow:inset 0 0 0 2px rgba(0,0,0,.18);z-index:1}.s1{left:20%;bottom:44px}.s2{left:38%;bottom:68px;background:#57d8ff;transform:rotate(90deg)}.s3{left:56%;bottom:44px;background:#ffbd59}.s4{left:56%;bottom:68px;width:48px;background:#ff5c73}.s5{left:46%;top:45px;background:#7b61ff;transform:rotate(90deg)}.game-card{position:relative;background:#090d16;border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);overflow:hidden}.game-topbar{height:66px;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border-bottom:1px solid var(--line)}.game-title{font-size:12px;font-weight:900;letter-spacing:.18em;color:var(--muted)}.fullscreen-btn{background:#1b2538;color:#fff;padding:10px 14px;border-radius:11px}.game-layout{display:grid;grid-template-columns:minmax(140px,1fr) 300px minmax(140px,1fr);gap:28px;justify-content:center;align-items:start;padding:28px}.side-panel{display:grid;gap:12px}.left-panel{justify-self:end;width:150px}.right-panel{justify-self:start;width:150px}.stat,.preview-box{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:13px 15px}.stat span,.preview-box>span{display:block;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.12em;font-weight:800}.stat strong{font-size:24px;line-height:1.2}.stat.accent strong{color:var(--accent)}.preview-box canvas{display:block;width:100%;height:auto;margin:3px auto 0}.board-wrap{position:relative;width:300px;height:600px;border:2px solid #36425b;border-radius:8px;overflow:hidden;background:#080b12;box-shadow:0 0 0 6px rgba(255,255,255,.02)}#gameCanvas{display:block;width:300px;height:600px;image-rendering:pixelated}.game-overlay{position:absolute;inset:0;display:grid;place-items:center;background:rgba(7,10,17,.64);backdrop-filter:blur(3px);z-index:5}.game-overlay.hidden{display:none}.overlay-box{text-align:center;padding:24px}.overlay-box strong{display:block;font-size:22px;margin-bottom:14px}#startBtn{background:var(--accent);color:#11180b;border-radius:12px;padding:12px 18px}.small-btn{background:#1d2940;color:#fff;border-radius:12px;padding:11px}.small-btn.ghost{background:transparent;border:1px solid var(--line)}.touch-controls,.mobile-hud,.exit-fullscreen{display:none}.content-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;padding:86px 0 54px}.content-grid article{border-top:1px solid var(--line);padding-top:18px}.section-no{font:800 12px/1 ui-monospace,monospace;color:var(--accent)}.content-grid h2{font-size:24px;letter-spacing:-.03em;margin:12px 0}.content-grid p,.faq p{color:var(--muted)}.faq{display:grid;grid-template-columns:280px 1fr;gap:60px;padding:45px 0 82px;border-top:1px solid var(--line)}.faq-head>span{color:var(--accent);font-size:12px;font-weight:900;letter-spacing:.15em}.faq h2{font-size:34px;line-height:1.1;margin:10px 0}.faq-list details{border-bottom:1px solid var(--line);padding:18px 0}.faq-list summary{cursor:pointer;list-style:none;font-weight:750;display:flex;justify-content:space-between;gap:20px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{color:var(--accent);font-size:22px}.site-footer{border-top:1px solid var(--line);padding:32px 0 46px;color:var(--muted);font-size:12px}.footer-brand{font-weight:900;color:#fff;font-size:16px}.site-footer p{max-width:900px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(max-width:800px){.page-shell{padding:0 14px}.site-header{height:70px}.brand span:last-child{font-size:14px}.lang-select{max-width:130px}.hero{grid-template-columns:1fr;padding:40px 4px 26px;min-height:auto}.hero h1{font-size:47px}.hero p{font-size:16px}.mini-art{display:none}.game-topbar{height:58px;padding:0 12px}.fullscreen-btn{font-size:12px}.game-layout{grid-template-columns:1fr;padding:12px}.side-panel{display:none}.board-wrap{width:min(82vw,300px);height:auto;aspect-ratio:1/2;margin:auto}.board-wrap canvas{width:100%;height:100%}.mobile-hud{display:flex;justify-content:space-around;padding:7px 10px 0;color:var(--muted);font-size:12px}.mobile-hud b{color:#fff}.touch-controls{display:grid;grid-template-columns:repeat(6,1fr);gap:7px;padding:10px 10px 14px}.touch-controls button{min-height:50px;border:1px solid var(--line);border-radius:12px;background:#182238;color:#fff;font-size:22px;font-weight:850;touch-action:none}.touch-controls .drop{background:var(--accent);color:#111}.content-grid{grid-template-columns:1fr;padding:60px 0 35px}.faq{grid-template-columns:1fr;gap:15px;padding:40px 0 60px}}
.game-card.is-fullscreen{position:fixed!important;inset:0!important;width:100vw!important;height:100dvh!important;z-index:9999!important;border:0!important;border-radius:0!important;background:#070a10!important;display:flex;flex-direction:column}.game-card.is-fullscreen .game-topbar{flex:0 0 52px}.game-card.is-fullscreen .game-layout{flex:1;min-height:0;display:grid;grid-template-columns:minmax(96px,1fr) min(calc((100dvh - 180px)/2),360px) minmax(96px,1fr);gap:18px;padding:10px 16px;align-items:center}.game-card.is-fullscreen .board-wrap{width:min(calc((100dvh - 180px)/2),360px);height:min(calc(100dvh - 180px),720px);aspect-ratio:1/2}.game-card.is-fullscreen #gameCanvas{width:100%;height:100%}.game-card.is-fullscreen .left-panel,.game-card.is-fullscreen .right-panel{display:grid}.game-card.is-fullscreen .touch-controls{flex:0 0 76px}.game-card.is-fullscreen .exit-fullscreen{display:block;position:absolute;top:9px;right:12px;z-index:20;background:transparent;border:0;color:#9ba8bd;font-weight:800;cursor:pointer}.game-card.is-fullscreen .fullscreen-btn{visibility:hidden}
@media(max-width:800px){.game-card.is-fullscreen .game-topbar{height:42px;flex-basis:42px}.game-card.is-fullscreen .game-layout{grid-template-columns:1fr;display:flex;justify-content:center;padding:3px 8px;overflow:hidden}.game-card.is-fullscreen .side-panel{display:none}.game-card.is-fullscreen .board-wrap{height:min(calc(100dvh - 154px),calc(100vw * 1.9));width:auto;max-width:100vw;aspect-ratio:1/2;margin:auto}.game-card.is-fullscreen .mobile-hud{display:flex;flex:0 0 24px;padding:2px 8px}.game-card.is-fullscreen .touch-controls{display:grid;flex:0 0 78px;padding:5px 7px 7px;gap:5px}.game-card.is-fullscreen .touch-controls button{min-height:54px}.game-card.is-fullscreen .game-title{font-size:10px}}
@media(max-height:650px) and (orientation:landscape){.game-card.is-fullscreen .game-layout{grid-template-columns:110px min(calc((100dvh - 62px)/2),285px) 110px;padding:4px;gap:8px}.game-card.is-fullscreen .board-wrap{height:calc(100dvh - 64px);width:auto}.game-card.is-fullscreen .left-panel,.game-card.is-fullscreen .right-panel{display:grid}.game-card.is-fullscreen .touch-controls,.game-card.is-fullscreen .mobile-hud{display:none}.game-card.is-fullscreen .stat,.game-card.is-fullscreen .preview-box{padding:7px 9px}.game-card.is-fullscreen .stat strong{font-size:18px}}
html.game-active,html.game-active body{overflow:hidden;overscroll-behavior:none}