:root{--bg:#0b1730;--bg2:#12224a;--ink:#eaf4ff;--dim:#9db4d6;--ice:#8fd3ff;--ice2:#c9ecff;--aurora:#5ff2b2;--warn:#ffb86b;--bad:#ff7b8f;--line:#233a6b;--radius:14px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.45 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;-webkit-tap-highlight-color:transparent;min-height:100dvh;display:flex;flex-direction:column}
a{color:var(--ice)}
.top{display:flex;align-items:center;justify-content:space-between;padding:calc(env(safe-area-inset-top) + 10px) 16px 8px;max-width:560px;width:100%;margin:0 auto}
.brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:20px;color:var(--ice2);text-decoration:none;letter-spacing:.3px}
.flake{width:22px;height:22px;stroke:var(--ice);stroke-width:2;fill:none;stroke-linecap:round}
nav{white-space:nowrap}nav a{color:var(--dim);text-decoration:none;margin-left:12px;font-size:14px}
@media (max-width:380px){nav a:nth-child(3){display:none}.brand{font-size:18px}}nav a:hover{color:var(--ice2)}
main{flex:1;width:100%;max-width:560px;margin:0 auto;padding:0 16px calc(env(safe-area-inset-bottom) + 24px)}
.foot{color:var(--dim);font-size:13px;max-width:560px;margin:0 auto;padding:16px;border-top:1px solid var(--line)}
/* game */
.game{display:flex;flex-direction:column;align-items:center;gap:6px;user-select:none;-webkit-user-select:none}
.rank{width:100%;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;font-size:14px;padding:6px 0}
.rank-name{font-weight:700;color:var(--ice2)}.rank-pts{color:var(--dim);grid-column:3}
.rank-bar{grid-column:1/4;display:flex;align-items:center;gap:0;height:18px}
.rank-bar .seg{flex:1;height:2px;background:var(--line)}.rank-bar .dot{width:10px;height:10px;border-radius:50%;background:var(--line);border:2px solid var(--bg)}
.rank-bar .dot.on{background:var(--ice)}.rank-bar .seg.on{background:var(--ice)}.rank-bar .dot.cur{width:16px;height:16px;background:var(--ice2);box-shadow:0 0 0 3px rgba(143,211,255,.25)}
.entry{height:44px;display:flex;align-items:center;justify-content:center;font-size:30px;font-weight:700;letter-spacing:2px;text-transform:uppercase;min-width:60px}
.entry .c{color:var(--ice)}.entry .x{color:var(--bad)}.caret{width:2px;height:30px;background:var(--ice);margin-left:2px;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}
.msg{height:22px;font-size:15px;color:var(--dim);transition:opacity .2s}.msg.good{color:var(--aurora);font-weight:700}.msg.bad{color:var(--bad)}.msg.pang{color:var(--aurora);font-weight:800}
.snow{width:min(78vw,300px);height:min(78vw,300px);display:block;margin:2px 0}
.snow .arm{stroke:var(--line);stroke-width:5;stroke-linecap:round}.snow .twig{stroke:var(--line);stroke-width:3;stroke-linecap:round}
.snow .cell{fill:var(--bg2);stroke:var(--ice);stroke-width:2;cursor:pointer;transition:transform .08s}.snow .cell.center{fill:var(--ice);stroke:var(--ice2)}
.snow .cell:active{transform:scale(.94)}
.snow text{font-size:26px;font-weight:800;fill:var(--ice2);text-anchor:middle;dominant-baseline:central;pointer-events:none;text-transform:uppercase}.snow .center + text{fill:#06213f}
.keys{display:flex;gap:10px;margin-top:4px}
.btn{font:inherit;font-weight:600;color:var(--ice2);background:transparent;border:1.5px solid var(--line);border-radius:999px;padding:10px 20px;cursor:pointer;min-width:96px}
.btn:active{background:var(--bg2)}.btn.primary{border-color:var(--ice);background:var(--ice);color:#06213f}.btn.icon{min-width:48px;padding:10px 0;font-size:20px;width:48px}
.found-wrap{width:100%;margin-top:10px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.found-head{width:100%;display:flex;justify-content:space-between;align-items:center;background:transparent;border:0;color:var(--ink);font:inherit;padding:10px 14px;cursor:pointer}
.chev{color:var(--dim)}.found{display:flex;flex-wrap:wrap;gap:6px;padding:0 12px 12px;max-height:132px;overflow:auto}.found-wrap.open .found{max-height:none}
.found .w{background:var(--bg2);border-radius:8px;padding:3px 9px;font-size:14px;text-transform:capitalize}.found .w.p{background:var(--aurora);color:#06213f;font-weight:700}
.tools{display:flex;gap:18px;margin-top:6px;flex-wrap:wrap;justify-content:center}
.link{background:none;border:0;color:var(--ice);font:inherit;font-size:15px;cursor:pointer;padding:6px 2px;text-decoration:underline;text-underline-offset:3px}
dialog{background:var(--bg2);color:var(--ink);border:1px solid var(--line);border-radius:var(--radius);padding:18px;max-width:min(92vw,440px);width:100%}
dialog::backdrop{background:rgba(3,10,25,.7)}.dlg-body h2{margin:0 0 8px;font-size:20px}.dlg-body p{margin:6px 0;color:var(--dim)}.dlg-close{margin-top:12px;width:100%}
.hint-grid{display:grid;grid-template-columns:auto repeat(var(--cols,6),1fr);gap:4px 8px;font-variant-numeric:tabular-nums;font-size:14px}.hint-grid b{color:var(--ice)}.hint-grid .z{color:var(--line)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;text-align:center;margin:10px 0}.stat-grid b{display:block;font-size:26px;color:var(--ice2)}.stat-grid span{font-size:12px;color:var(--dim)}
.about{color:var(--dim);font-size:15px;margin-top:28px}.about h1{font-size:20px;color:var(--ink);margin:0 0 8px}.about h2{font-size:17px;color:var(--ink);margin:18px 0 6px}.about strong{color:var(--ink)}
.about.long{margin-top:12px}.license{white-space:pre-wrap;font-size:12px;color:var(--dim);max-height:60vh;overflow:auto;background:var(--bg2);padding:10px;border-radius:8px}
.answers-list{columns:2;column-gap:20px;list-style:none;padding:0}.answers-list li{text-transform:capitalize}.answers-list .p{color:var(--aurora);font-weight:700}
.modes{display:none;gap:0;border:1.5px solid var(--line);border-radius:999px;padding:3px}.modes .seg{font:inherit;font-size:14px;font-weight:600;background:transparent;border:0;color:var(--dim);padding:6px 16px;border-radius:999px;cursor:pointer}.modes .seg.on{background:var(--ice);color:#06213f}
body.native .modes{display:flex}
body.native .top nav,body.native .foot,body.native .about{display:none}body.native .top{padding-top:calc(env(safe-area-inset-top) + 6px)}
@media (min-width:600px){.snow{width:320px;height:320px}}