:root{--bg:#070b16;--panel:#101729;--line:#25304a;--text:#f4f7ff;--muted:#9ba8c3;--accent:#7ef29a;--accent2:#39d98a;--danger:#ff6b7d;--shadow:0 24px 80px rgba(0,0,0,.45)}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;min-height:100%;background:radial-gradient(circle at 15% 10%,#16264b 0,transparent 33%),radial-gradient(circle at 85% 0,#153f35 0,transparent 28%),var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;overscroll-behavior:none}
body{min-height:100svh;padding:env(safe-area-inset-top) 14px env(safe-area-inset-bottom)}
button,a{font:inherit}.shell{width:min(760px,100%);margin:auto;padding:18px 0 24px}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.brand{display:flex;align-items:center;gap:9px;color:var(--text);font-weight:900;letter-spacing:.14em;text-decoration:none}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(145deg,var(--accent),var(--accent2));color:#07120b;box-shadow:0 8px 25px rgba(57,217,138,.25)}.scores{display:flex;gap:8px}.scores div{min-width:74px;padding:8px 12px;border:1px solid var(--line);border-radius:13px;background:rgba(16,23,41,.8);text-align:center}.scores span{display:block;font-size:.61rem;color:var(--muted);letter-spacing:.13em}.scores strong{font-size:1.15rem}.crumb-promo{position:relative;display:flex;align-items:center;gap:16px;text-decoration:none;color:var(--text);overflow:hidden}.crumb-promo-top{margin:0 0 18px;padding:16px 18px;border:1px solid rgba(126,242,154,.26);border-radius:20px;background:linear-gradient(115deg,rgba(18,31,50,.96),rgba(16,44,39,.94));box-shadow:0 16px 45px rgba(0,0,0,.28);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}.crumb-promo-top:before{content:"";position:absolute;width:180px;height:180px;right:-70px;top:-100px;border-radius:50%;background:rgba(126,242,154,.13);filter:blur(4px)}.crumb-promo-top:hover{transform:translateY(-2px);border-color:rgba(126,242,154,.55);box-shadow:0 20px 55px rgba(0,0,0,.36)}.promo-logo{display:flex;align-items:center;gap:9px;flex:0 0 auto}.promo-logo-mark{display:grid;place-items:center;width:45px;height:45px;border-radius:13px;background:linear-gradient(145deg,var(--accent),var(--accent2));color:#07120b;font-size:1.35rem;font-weight:950;box-shadow:0 10px 28px rgba(57,217,138,.28)}.promo-logo-name{font-size:1rem;font-weight:950;letter-spacing:.12em}.promo-logo-name span{color:var(--accent);letter-spacing:0}.promo-copy{display:flex;min-width:0;flex:1;flex-direction:column;line-height:1.25}.promo-copy strong{font-size:.98rem}.promo-copy small{margin-top:4px;color:#aab7cc;font-size:.76rem}.promo-cta{position:relative;z-index:1;flex:0 0 auto;padding:10px 13px;border:1px solid rgba(126,242,154,.3);border-radius:12px;background:rgba(7,16,18,.4);color:var(--accent);font-size:.78rem;font-weight:850;white-space:nowrap}.game-card{padding:clamp(14px,3vw,24px);border:1px solid rgba(126,242,154,.15);border-radius:28px;background:linear-gradient(180deg,rgba(18,27,48,.95),rgba(9,14,27,.98));box-shadow:var(--shadow);backdrop-filter:blur(12px)}.title-row{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.eyebrow{margin:0 0 2px;color:var(--accent);font-size:.7rem;font-weight:800;letter-spacing:.22em}.title-row h1{margin:0;font-size:clamp(2rem,7vw,3.4rem);line-height:1}.icon-button{border:1px solid var(--line);background:#151e34;color:white;width:44px;height:44px;border-radius:14px;cursor:pointer}.board-wrap{position:relative;width:100%;aspect-ratio:1;border:1px solid #31405f;border-radius:22px;overflow:hidden;background:#080d18;touch-action:none;box-shadow:inset 0 0 55px rgba(0,0,0,.55)}canvas{display:block;width:100%;height:100%}.overlay{position:absolute;inset:0;display:grid;place-items:center;padding:18px;background:rgba(5,9,17,.72);backdrop-filter:blur(5px);transition:.2s}.overlay.hidden{opacity:0;pointer-events:none}.overlay-panel{text-align:center;max-width:380px;padding:28px 22px;border:1px solid rgba(126,242,154,.25);border-radius:22px;background:rgba(15,23,41,.92);box-shadow:0 18px 60px rgba(0,0,0,.45)}.snake-icon{font-size:3rem}.overlay h2{font-size:2rem;margin:8px 0}.overlay p{color:var(--muted);line-height:1.55;margin:0 0 20px}.primary-button,.secondary-button,.control{border:0;cursor:pointer;font-weight:800}.primary-button{padding:13px 22px;border-radius:14px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#06130b;box-shadow:0 10px 30px rgba(57,217,138,.25)}.controls{display:grid;grid-template-columns:repeat(3,64px);grid-template-rows:repeat(2,56px);justify-content:center;gap:8px;margin:18px auto 12px}.control{border:1px solid #33425f;border-radius:16px;background:#172138;color:#eaf0ff;font-size:1.2rem;box-shadow:0 5px 0 #080d18}.control:active{transform:translateY(3px);box-shadow:0 2px 0 #080d18}.up{grid-column:2}.left{grid-row:2;grid-column:1}.down{grid-row:2;grid-column:2}.right{grid-row:2;grid-column:3}.actions{display:flex;gap:10px}.secondary-button{flex:1;padding:12px;border:1px solid var(--line);border-radius:13px;background:#121b30;color:var(--text)}.crumb-promo-bottom{position:relative;min-height:185px;margin-top:20px;padding:27px 28px;border:1px solid rgba(126,242,154,.2);border-radius:24px;overflow:hidden;background:linear-gradient(135deg,#101a30 0%,#0b2623 100%);box-shadow:0 18px 55px rgba(0,0,0,.32)}.promo-bottom-glow{position:absolute;width:280px;height:280px;right:-100px;bottom:-180px;border-radius:50%;background:rgba(126,242,154,.18);filter:blur(6px)}.promo-bottom-content{position:relative;z-index:2;max-width:520px}.promo-kicker{margin:0 0 7px;color:var(--accent);font-size:.68rem;font-weight:900;letter-spacing:.19em}.crumb-promo-bottom h2{margin:0 0 8px;font-size:clamp(1.25rem,4vw,1.75rem);line-height:1.18}.crumb-promo-bottom p:not(.promo-kicker){margin:0 0 18px;color:#aab7cc;font-size:.9rem;line-height:1.55}.crumb-promo-bottom a{display:inline-flex;align-items:center;gap:8px;padding:11px 15px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#07120b;text-decoration:none;font-size:.84rem;font-weight:900}.promo-orbit{position:absolute;right:30px;top:35px;width:112px;height:112px;border:1px solid rgba(126,242,154,.22);border-radius:50%}.promo-orbit:before,.promo-orbit:after{content:"";position:absolute;inset:16px;border:1px solid rgba(126,242,154,.14);border-radius:50%}.promo-orbit:after{inset:34px}.promo-orbit span{position:absolute;width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 18px rgba(126,242,154,.8)}.promo-orbit span:nth-child(1){left:9px;top:25px}.promo-orbit span:nth-child(2){right:18px;bottom:8px}.promo-orbit span:nth-child(3){left:49px;top:48px;width:14px;height:14px}footer{text-align:center;color:#75819a;font-size:.78rem;padding:18px 8px 0}footer a{color:#9ba8c3;text-decoration:none;font-weight:700}@media(min-width:760px){.controls{display:none}.actions{margin-top:16px}}@media(max-width:620px){.crumb-promo-top{align-items:flex-start;gap:11px;padding:13px}.promo-logo-name{display:none}.promo-logo-mark{width:40px;height:40px}.promo-copy strong{font-size:.86rem}.promo-copy small{font-size:.68rem;line-height:1.35}.promo-cta{align-self:center;padding:8px;font-size:0}.promo-cta span{font-size:1rem}.crumb-promo-bottom{min-height:0;padding:22px 20px}.promo-orbit{opacity:.24;right:-28px}.crumb-promo-bottom p:not(.promo-kicker){max-width:90%}}@media(max-width:410px){.scores div{min-width:62px;padding:7px}.crumb-promo{position:relative;display:flex;align-items:center;gap:16px;text-decoration:none;color:var(--text);overflow:hidden}.crumb-promo-top{margin:0 0 18px;padding:16px 18px;border:1px solid rgba(126,242,154,.26);border-radius:20px;background:linear-gradient(115deg,rgba(18,31,50,.96),rgba(16,44,39,.94));box-shadow:0 16px 45px rgba(0,0,0,.28);transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}.crumb-promo-top:before{content:"";position:absolute;width:180px;height:180px;right:-70px;top:-100px;border-radius:50%;background:rgba(126,242,154,.13);filter:blur(4px)}.crumb-promo-top:hover{transform:translateY(-2px);border-color:rgba(126,242,154,.55);box-shadow:0 20px 55px rgba(0,0,0,.36)}.promo-logo{display:flex;align-items:center;gap:9px;flex:0 0 auto}.promo-logo-mark{display:grid;place-items:center;width:45px;height:45px;border-radius:13px;background:linear-gradient(145deg,var(--accent),var(--accent2));color:#07120b;font-size:1.35rem;font-weight:950;box-shadow:0 10px 28px rgba(57,217,138,.28)}.promo-logo-name{font-size:1rem;font-weight:950;letter-spacing:.12em}.promo-logo-name span{color:var(--accent);letter-spacing:0}.promo-copy{display:flex;min-width:0;flex:1;flex-direction:column;line-height:1.25}.promo-copy strong{font-size:.98rem}.promo-copy small{margin-top:4px;color:#aab7cc;font-size:.76rem}.promo-cta{position:relative;z-index:1;flex:0 0 auto;padding:10px 13px;border:1px solid rgba(126,242,154,.3);border-radius:12px;background:rgba(7,16,18,.4);color:var(--accent);font-size:.78rem;font-weight:850;white-space:nowrap}.game-card{border-radius:20px}.board-wrap{border-radius:16px}}