:root{--navy:#14273a;--navy-2:#1d3a54;--ink-hi:#6c7399;--ink:#1b1f33;--pearl:#f6f1e4;--gold:#ffd36b;--text:#f4f1e6;--muted:#b9c8d6;--felt:#1f6b4a;--line:#0f3d2a;--glow:#8cf0b4;--b:min(calc(100vw - 8px), calc(100dvh - 268px), 560px);--n:8}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{background:var(--navy);height:100%;color:var(--text);overscroll-behavior:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;margin:0;font:500 15px/1.3 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overflow:hidden}body{background-image:var(--bg,none), radial-gradient(120% 90% at 50% 30%, #25506f 0%, #0c1824 100%);background-position:50%;background-size:cover}[hidden]{display:none!important}#game{position:fixed;inset:0}.screen{padding:max(10px, env(safe-area-inset-top)) 12px max(12px, env(safe-area-inset-bottom));flex-direction:column;align-items:center;display:flex;position:absolute;inset:0;overflow-y:auto}.muted{color:var(--muted);margin:2px 0}button{font:inherit;color:inherit;cursor:pointer;touch-action:manipulation}button:focus-visible{outline:3px solid var(--gold);outline-offset:2px}#menu{padding-top:max(60px, calc(env(safe-area-inset-top) + 56px));gap:10px}.menu-head{text-align:center;width:100%;max-width:520px;padding:4px 56px 0}.title{letter-spacing:.5px;text-shadow:0 2px #08121b;margin:0;font-size:30px}#menu>*{width:100%;max-width:520px}.puzzle-card{border:2px solid var(--gold);text-align:left;background:linear-gradient(#2b5878,#1b3e58);border-radius:16px;align-items:center;gap:12px;min-height:64px;padding:10px 14px;display:flex}.puzzle-card .pc-title{font-size:16px;font-weight:700}.puzzle-card .pc-sub{color:var(--muted);font-size:13px;display:block}.puzzle-card .flame{color:var(--gold);white-space:nowrap;margin-left:auto;font-weight:700}.puzzle-card.done{border-color:#7fcf9a}.rivals{flex-direction:column;gap:8px;display:flex}.rival{text-align:left;background:#1b3e58;border:2px solid #3d6586;border-radius:16px;align-items:center;gap:12px;width:100%;min-height:64px;padding:8px 12px;display:flex}.rival:not(.locked):hover,.rival:not(.locked):active{border-color:var(--gold)}.rival.locked{opacity:.55;cursor:default}.rival .r-text{flex:1;min-width:0}.rival .r-name{font-size:16px;font-weight:700;display:block}.rival .r-sub{color:var(--muted);font-size:12.5px;display:block}.rival .r-medals{gap:3px;display:flex}.medal{background:0 0;border:2px solid #5d86a0;border-radius:50%;width:16px;height:16px}.medal.on.m1{background:#c98a4b;border-color:#e6b07a}.medal.on.m2{background:#cfd6d8;border-color:#fff}.medal.on.m4{background:var(--gold);border-color:#fff0b0}.emblem{aspect-ratio:1;background-repeat:no-repeat;flex:none;width:44px;height:44px;display:block}.settings{flex-wrap:wrap;gap:8px;display:flex}.toggle{background:#1b3e58;border:2px solid #3d6586;border-radius:12px;flex:45%;min-height:44px;padding:6px 10px}.toggle[aria-pressed=true]{border-color:var(--gold)}#play{padding:max(8px, env(safe-area-inset-top)) 4px max(8px, env(safe-area-inset-bottom))}.col{width:min(100%, calc(var(--b) + 4px));flex-direction:column;gap:4px;margin:auto;display:flex}.bar,.tip:not(:empty){background:#0a1620b8;border-radius:12px;padding-left:8px;padding-right:8px}.bar{align-items:center;gap:8px;min-height:44px;display:flex}.bar.bottom{min-height:40px}.bar-emblem .emblem{width:36px;height:36px}.bar-text{flex-direction:column;flex:none;display:flex}.bar-name{font-weight:700}.bar-status{white-space:nowrap;color:var(--muted);font-size:12.5px}.side-tag{color:var(--muted);font-size:12px;font-weight:500}.count-pill{background:#0009;border-radius:999px;align-items:center;gap:8px;margin-left:auto;padding:3px 12px 3px 8px;display:flex}.count-pill b{text-align:right;font-variant-numeric:tabular-nums;min-width:1.4ch;font-size:24px;line-height:1}.count-pill b.bump{animation:.26s ease-out bump}@keyframes bump{40%{color:var(--gold);transform:scale(1.35)}}.chip-disc{background:radial-gradient(circle at 35% 30%, var(--ink-hi), var(--ink) 55%, #07080f);border-radius:50%;width:20px;height:20px;display:block;box-shadow:0 1px 2px #0008}.chip-disc.pearl{background:radial-gradient(circle at 35% 30%,#fff,#ebe4d0 55%,#b9ad90)}.icon-btn{background:#0006;border:0;border-radius:12px;flex:none;place-items:center;width:44px;min-width:44px;height:44px;padding:0;display:grid}.icon-btn svg{fill:currentColor;width:24px;height:24px}.board-wrap{width:var(--b);height:var(--b);touch-action:none;box-shadow:0 0 0 3px #0b1c14, 0 0 0 5px var(--gold), 0 10px 24px #0008;transform-origin:50% 100%;border-radius:8px;margin:0 auto;position:relative}.board-wrap.tilt-in{animation:.52s cubic-bezier(.2,.8,.2,1) tilt}@keyframes tilt{0%{opacity:0;transform:perspective(700px)rotateX(24deg)scale(.92)}to{opacity:1;transform:none}}.board{grid-template-columns:repeat(var(--n), 1fr);grid-template-rows:repeat(var(--n), 1fr);background:var(--felt);border-radius:6px;display:grid;position:absolute;inset:0;overflow:hidden}.sq{min-width:0;min-height:0;box-shadow:inset 0 0 0 1px var(--line);background-image:radial-gradient(circle at 50% 40%,#ffffff14,#0000 70%);position:relative}.sq:nth-child(odd){background-color:#ffffff06}.sq .coord{font-size:calc(var(--b) / var(--n) * .2);opacity:.6;pointer-events:none;color:#fff;font-weight:700;line-height:1;position:absolute}.sq .coord.file{bottom:2px;right:3px}.sq .coord.rank{top:2px;left:3px}.sq.hint:after,.sq.cursor:after,.sq.puzzle-answer:after{content:"";pointer-events:none;position:absolute;inset:0}.sq.hint:after{background:#7fe0ff66;animation:.7s ease-in-out infinite alternate pulse}.sq.cursor:after{box-shadow:inset 0 0 0 3px #7fe0ff}@keyframes pulse{to{opacity:.35}}.layer{pointer-events:none;position:absolute;inset:0}.dot{width:calc(100% / var(--n));height:calc(100% / var(--n));place-items:center;display:grid;position:absolute}.dot:before{content:"";opacity:1;width:38%;height:38%;box-shadow:0 0 0 3px #04170f, 0 0 0 5px #bff7d2, 0 0 14px 2px var(--glow);background:#eafff1;border-radius:50%;animation:.22s ease-out both dotpop,1.4s ease-in-out .22s infinite alternate dotbreath}.dot.best:before{background:#7fe0ff;box-shadow:0 0 12px #7fe0ff}@keyframes dotpop{0%{opacity:0;transform:scale(.2)}}@keyframes dotbreath{to{transform:scale(.86)}}.disc{width:calc(100% / var(--n));height:calc(100% / var(--n));transform:translate(calc(var(--x) * 100%), calc(var(--y) * 100%));pointer-events:none;perspective:260px;place-items:center;display:grid;position:absolute;top:0;left:0}.coin{width:82%;height:82%;transform-style:preserve-3d;will-change:transform;position:relative}.disc[data-c=p] .coin{transform:rotateY(180deg)}.face{backface-visibility:hidden;border-radius:50%;position:absolute;inset:0}.face.ink{background:radial-gradient(circle at 34% 28%, #fff7 0 9%, #fff0 22%), radial-gradient(circle at 50% 50%, var(--ink-hi) 0, var(--ink) 58%, #07080f 100%);box-shadow:inset 0 -3px 5px #0009,inset 0 0 0 2px #0007,0 3px 4px #0008}.face.pearl{background:radial-gradient(circle at 34% 28%,#fff 0 10%,#fff0 26%),radial-gradient(circle,#fffdf5 0,#ece5d2 58%,#b6a98a 100%);transform:rotateY(180deg);box-shadow:inset 0 -3px 5px #7a6c4a88,inset 0 0 0 2px #8c7f6055,0 3px 4px #0008}.disc.last:after{content:"";background:var(--gold);border-radius:50%;width:26%;height:26%;position:absolute;top:37%;left:37%;transform:translateZ(1px);box-shadow:0 0 0 2px #0006}.chip{background:var(--gold);opacity:0;pointer-events:none;will-change:transform, opacity;border-radius:50%;width:7px;height:7px;position:absolute;top:0;left:0}.chip.spark{background:#fff3c4;width:5px;height:5px}.ring-flash{width:calc(100% / var(--n));height:calc(100% / var(--n));border:4px solid var(--gold);pointer-events:none;border-radius:50%;position:absolute}.popup{letter-spacing:1px;color:var(--gold);text-shadow:0 3px #5a3418,0 0 12px #000a;pointer-events:none;white-space:nowrap;font-size:32px;font-weight:900;position:absolute;top:40%;left:50%;transform:translate(-50%,-50%)}.ghost-finger{pointer-events:none;z-index:8;background:#fff9;border-radius:50%;width:34px;height:34px;position:absolute;top:0;left:0;box-shadow:0 0 0 4px #fff6}.tip{text-align:center;min-height:34px;color:var(--text);margin:0;font-weight:600}.tip.flash{animation:.6s tipflash}@keyframes tipflash{30%{color:var(--gold);transform:scale(1.05)}}.tools{justify-content:center;gap:8px;display:flex}.tool{background:#1b3e58;border:2px solid #3d6586;border-radius:14px;flex:1;justify-content:center;align-items:center;gap:6px;max-width:150px;min-height:48px;padding:4px 8px;display:flex}.tool svg{fill:currentColor;width:20px;height:20px}.tool:disabled{opacity:.45;cursor:default}.tip button{border:2px solid var(--gold);background:#1b3e58;border-radius:10px;min-height:36px;padding:2px 10px}.results{justify-content:center}.confetti{pointer-events:none;z-index:3;width:100%;height:100%;position:absolute;inset:0}.card-big{z-index:2;text-align:center;border:3px solid var(--gold);background:linear-gradient(#2b5878,#14324a);border-radius:20px;width:min(100%,420px);padding:22px 18px;position:relative;box-shadow:0 14px 34px #000a}.skinned .card-big{border:28px solid #0000;border-image:var(--skin-panel) 30% fill / 28px stretch;box-shadow:none;background:0 0;padding:6px 4px}.res-title{color:var(--gold);text-shadow:0 3px #5a3418;margin:4px 0;font-size:34px}.res-tally{font-variant-numeric:tabular-nums;margin:0;font-size:30px;font-weight:800}.medals{justify-content:center;gap:14px;min-height:44px;margin:8px 0;display:flex}.stamp{color:#fff;border:3px solid #fff8;border-radius:50%;place-items:center;width:44px;height:44px;font-weight:800;animation:.42s cubic-bezier(.3,1.6,.5,1) both stamp;display:grid}.stamp.m1{background:#c98a4b}.stamp.m2{background:#aab4b8}.stamp.m4{background:var(--gold);color:#5a3418}.stamp.off{color:#fff8;background:#0003;border-style:dashed}@keyframes stamp{0%{opacity:0;transform:scale(3)rotate(-20deg)}}.res-score{text-align:left;grid-template-columns:1fr auto;gap:2px 12px;margin:8px 8px 4px;display:grid}.res-score dt{color:var(--muted)}.res-score dd{text-align:right;margin:0;font-weight:700}.res-score .total{color:var(--gold);font-size:24px}.unlock{color:#9ff0b6;margin:8px 0;font-weight:700}.res-actions{flex-direction:column;gap:8px;margin-top:12px;display:flex}.primary,.secondary{border:2px solid #0004;border-radius:16px;min-height:52px;padding:8px 14px;font-size:17px;font-weight:800}.primary{color:#fff;text-shadow:0 1px 2px #000a;background:linear-gradient(#3aa27a,#1f6b4a)}.primary.alt{color:#3a2208;text-shadow:none;background:linear-gradient(#ffd36b,#d99a2b)}.secondary{color:#2a1a10;background:linear-gradient(#fbf5e6,#e1d5b4)}.skinned 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