:root{--bg1:#fff4e0;--bg2:#fbdcb8;--ink:#4a2f27;--ink-soft:#8a6a5a;--card:#fffaf1;--card-line:#f0dcc0;--accent:#f08a3c;--accent-ink:#fff;--teal:#3aa6a0;--gold:#f5c243;--good:#4caf72;--bad:#e5594f;--cell1:#f0d5a6;--cell2:#e3bf88;--frame1:#b27d4c;--frame2:#8f5f36;--corner:#8fd3c8;--throne:#f6c968;--tgt:#3aa6a0;--last:#ffd65a8c;--shadow:0 8px 24px #5e381e29;--radius:20px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}:root[data-theme=dark]{--bg1:#2a1e30;--bg2:#1a1220;--ink:#f8ead8;--ink-soft:#bfa896;--card:#34263a;--card-line:#4a3852;--accent:#f59a4e;--accent-ink:#2b1a10;--teal:#55c4bb;--cell1:#7a5842;--cell2:#6a4a37;--frame1:#55392a;--frame2:#3b2519;--corner:#2f7a76;--throne:#a67a2d;--last:#ffcd5066;--shadow:0 8px 24px #0006;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg1:#2a1e30;--bg2:#1a1220;--ink:#f8ead8;--ink-soft:#bfa896;--card:#34263a;--card-line:#4a3852;--accent:#f59a4e;--accent-ink:#2b1a10;--teal:#55c4bb;--cell1:#7a5842;--cell2:#6a4a37;--frame1:#55392a;--frame2:#3b2519;--corner:#2f7a76;--throne:#a67a2d;--last:#ffcd5066;--shadow:0 8px 24px #0006;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{background:var(--bg2);min-height:100%;color:var(--ink);-webkit-text-size-adjust:100%;overscroll-behavior:none;margin:0;font-family:ui-rounded,SF Pro Rounded,Nunito,system-ui,-apple-system,Segoe UI,sans-serif}body{background:linear-gradient(170deg, var(--bg1), var(--bg2)) fixed;min-height:100dvh}button{font:inherit;color:inherit;touch-action:manipulation}#app{min-height:100dvh;padding:max(14px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(18px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));justify-content:center;display:flex}.screen{flex-direction:column;gap:14px;width:100%;max-width:520px;animation:.28s both pop-in;display:flex}@keyframes pop-in{0%{opacity:0;transform:translateY(8px)}}.topbar{align-items:center;gap:10px;min-height:44px;display:flex}.topbar h1{text-align:center;flex:1;margin:0;font-size:1.15rem;line-height:1.2}.topbar .spacer{width:44px}.icon-btn{background:var(--card);width:44px;height:44px;color:var(--ink);box-shadow:0 2px 0 var(--card-line), 0 4px 10px #5e381e14;cursor:pointer;border:0;border-radius:14px;place-items:center;display:grid}.icon-btn:active{transform:translateY(1px)}.btn{appearance:none;cursor:pointer;background:var(--card);min-height:52px;color:var(--ink);box-shadow:0 3px 0 var(--card-line), 0 6px 14px #5e381e1a;border:0;border-radius:18px;justify-content:center;align-items:center;gap:10px;padding:12px 18px;font-size:1.05rem;font-weight:800;transition:transform 80ms;display:flex}.btn:active:not(:disabled){box-shadow:0 1px 0 var(--card-line);transform:translateY(2px)}.btn:disabled{opacity:.45;cursor:default}.btn.primary{background:var(--accent);color:var(--accent-ink);box-shadow:0 3px #c26a22,0 8px 16px #f08a3c59}.btn.teal{background:var(--teal);color:#fff;box-shadow:0 3px #2a807b,0 8px 16px #3aa6a04d}.btn.gold{background:var(--gold);color:#4a2f27;box-shadow:0 3px #c99a1e,0 8px 16px #f5c24359}.btn.small{border-radius:14px;min-height:44px;padding:8px 14px;font-size:.95rem}.btn .sub{opacity:.85;font-size:.8rem;font-weight:600}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:2px solid var(--card-line);padding:16px}.card h2{margin:0 0 6px;font-size:1.05rem}.muted{color:var(--ink-soft)}p{margin:0 0 10px;line-height:1.5}.home{text-align:center;gap:18px;padding-top:4vh}.hero{justify-items:center;gap:4px;display:grid}.hero .logo{filter:drop-shadow(0 10px 14px #5e381e4d);width:120px;height:120px;animation:3.2s ease-in-out infinite bob}.hero h1{letter-spacing:.5px;margin:6px 0 0;font-size:2.3rem}.hero p{color:var(--ink-soft);margin:0;font-weight:600}@keyframes bob{50%{transform:translateY(-6px)rotate(-2deg)}}.stack{gap:12px;display:grid}.row{gap:10px;display:flex}.row>*{flex:1}.seg{grid-auto-columns:1fr;grid-auto-flow:column;gap:8px;display:grid}.opt{border:3px solid var(--card-line);background:var(--card);text-align:center;cursor:pointer;border-radius:16px;align-content:center;gap:2px;min-height:56px;padding:12px 10px;display:grid}.opt b{font-size:1rem}.opt small{color:var(--ink-soft);font-weight:600}.opt[aria-pressed=true]{border-color:var(--accent);background:color-mix(in srgb, var(--accent) 14%, var(--card))}.levels{gap:8px;display:grid}.level{text-align:left;grid-auto-flow:column;justify-content:start;align-items:center;gap:12px;display:flex}.level .badge{color:var(--good);margin-left:auto;font-size:.8rem;font-weight:800}.field-label{letter-spacing:.06em;text-transform:uppercase;color:var(--ink-soft);margin:6px 2px 0;font-size:.85rem;font-weight:800}.board{--size:min(100%, 640px);width:var(--size);aspect-ratio:1;-webkit-user-select:none;user-select:none;touch-action:manipulation;margin:0 auto}.board .frame{background:linear-gradient(145deg, var(--frame1), var(--frame2));width:100%;height:100%;box-shadow:var(--shadow), inset 0 2px 0 #ffffff40;border-radius:18px;padding:2.4%;position:relative}.board.mini .frame{border-radius:12px;padding:3%}.cells{grid-template-columns:repeat(var(--n), 1fr);grid-template-rows:repeat(var(--n), 1fr);border-radius:8px;width:100%;height:100%;display:grid;position:relative;overflow:hidden;box-shadow:inset 0 0 0 2px #0000001f}.cell{background:var(--cell1);position:relative}.cell.alt{background:var(--cell2)}.cell.corner{background:radial-gradient(circle at 50% 50%, #c8f1e8 0 30%, var(--corner) 70%)}.cell.corner:after{content:"";background:var(--teal);clip-path:polygon(50% 0,62% 38%,100% 38%,69% 60%,80% 100%,50% 75%,20% 100%,31% 60%,0 38%,38% 38%);opacity:.9;position:absolute;inset:22%}.cell.throne{background:radial-gradient(circle, #fff1b8 0 22%, var(--throne) 75%)}.cell.throne:after{content:"";border:2px dashed #78460a8c;border-radius:50%;position:absolute;inset:26%}.coord{color:#4a2f2780;pointer-events:none;font-size:clamp(7px,1.9vw,11px);font-weight:800;line-height:1;position:absolute}:root[data-theme=dark] .coord{color:#ffebd280}.coord.rank{top:3px;left:3px}.coord.file{bottom:2px;right:3px}.cell.last:before,.cell.sel:before,.cell.hint:before{content:"";z-index:1;position:absolute;inset:0}.cell.last:before{background:var(--last)}.cell.sel:before{box-shadow:inset 0 0 0 3px var(--accent);background:#fff6}.cell.tgt:before{content:"";background:var(--tgt);opacity:.8;z-index:3;border-radius:50%;width:34%;height:34%;animation:1.2s ease-in-out infinite tgt;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 0 0 4px #3aa6a040}@keyframes tgt{50%{transform:translate(-50%,-50%)scale(1.15)}}.cell.hint:before{background:#ffcf468c;animation:.9s ease-in-out infinite hint;box-shadow:inset 0 0 0 3px #f0a800}@keyframes hint{50%{background:#ffcf4633}}.cell.danger:before{content:"";z-index:1;background:#e5594f73;position:absolute;inset:0}.pieces{pointer-events:none;position:absolute;inset:2.4%}.board.mini .pieces{inset:3%}.piece{width:calc(100% / var(--n));height:calc(100% / var(--n));transform:translate(calc(var(--x) * 100%), calc(var(--y) * 100%));z-index:4;place-items:center;transition:transform .22s cubic-bezier(.3,.9,.3,1);display:grid;position:absolute;top:0;left:0}.piece svg{filter:drop-shadow(0 2px 1.5px #28140a73);width:90%;height:90%;transition:transform .15s}.piece.moving{z-index:6}.piece.lifted svg{filter:drop-shadow(0 6px 4px #28140a73);transform:translateY(-6%)scale(1.1)}.piece.captured{z-index:5;animation:.45s ease-in forwards poof}@keyframes poof{30%{transform:translate(calc(var(--x) * 100%), calc(var(--y) * 100%)) scale(1.15)}to{transform:translate(calc(var(--x) * 100%), calc(var(--y) * 100%)) scale(.1) rotate(40deg);opacity:0}}.piece .eyes{transform-box:fill-box;transform-origin:50%;animation:5.5s infinite blink;animation-delay:var(--blink,0s)}@keyframes blink{0%,94%,to{transform:scaleY(1)}97%{transform:scaleY(.1)}}.piece.cheer svg{animation:.7s ease-in-out infinite cheer}.piece.sad svg{animation:1.2s ease-in-out infinite sad}@keyframes cheer{50%{transform:translateY(-14%)rotate(8deg)scale(1.12)}}@keyframes sad{50%{transform:rotate(-8deg)scale(.92)}}.game{gap:10px}.status{background:var(--card);border:2px solid var(--card-line);text-align:center;border-radius:16px;justify-content:center;align-items:center;gap:8px;min-height:44px;padding:8px 14px;font-weight:800;line-height:1.25;display:flex}.status.thinking:after{content:"";background:radial-gradient(circle, var(--accent) 45%, transparent 50%) 0 50% / 33% 100% repeat-x;width:1.6em;height:.4em;animation:1s steps(3,end) infinite dots}@keyframes dots{to{background-position:100%}}.counts{justify-content:space-between;padding:0 6px;font-size:.95rem;font-weight:800;display:flex}.counts span{align-items:center;gap:6px;display:flex}.counts i{border-radius:50%;width:14px;height:14px;display:inline-block}.counts .a i{background:#3b2f4d}.counts .d i{background:#f3e2c0;border:2px solid #9a7a4a}.controls{grid-template-columns:repeat(4,1fr);gap:8px;display:grid}.controls .btn{flex-direction:column;gap:2px;min-height:58px;padding:6px 4px;font-size:.82rem}.goal{background:color-mix(in srgb, var(--gold) 28%, var(--card));border-color:var(--gold)}.goal b{font-size:1.05rem}.meter{justify-content:center;gap:6px;display:flex}.meter i{background:var(--accent);border-radius:50%;width:14px;height:14px;display:block}.meter i.used{background:var(--card-line)}.overlay{z-index:50;background:#1e0e0880;place-items:center;padding:20px;animation:.2s both fade;display:grid;position:fixed;inset:0}@keyframes fade{0%{opacity:0}}.dialog{background:var(--card);text-align:center;border:3px solid var(--card-line);border-radius:26px;gap:10px;width:min(100%,380px);padding:24px 20px 20px;animation:.35s cubic-bezier(.3,1.4,.5,1) both pop;display:grid;position:relative;overflow:hidden;box-shadow:0 20px 50px #0006}@keyframes pop{0%{opacity:0;transform:scale(.7)}}.dialog h2{margin:0;font-size:1.6rem}.dialog .big{font-size:3rem;line-height:1}.confetti i{opacity:.9;border-radius:2px;width:9px;height:14px;animation:2.4s linear infinite fall;position:absolute;top:-12px}@keyframes fall{to{transform:translateY(420px)rotate(540deg)}}.section-title{justify-content:space-between;align-items:center;margin:8px 2px 0;font-size:1.1rem;font-weight:900;display:flex}.section-title small{color:var(--ink-soft);font-weight:700}.challenge{background:var(--card);border:2px solid var(--card-line);border-radius:18px;grid-template-columns:44px 1fr auto;align-items:center;gap:12px;padding:12px;display:grid}.challenge .num{background:var(--card-line);border-radius:14px;place-items:center;width:44px;height:44px;font-weight:900;display:grid}.challenge.easy .num{background:color-mix(in srgb, var(--good) 35%, var(--card))}.challenge.medium .num{background:color-mix(in srgb, var(--gold) 55%, var(--card))}.challenge.hard .num{background:color-mix(in srgb, var(--bad) 40%, var(--card))}.challenge.done .num{background:var(--good);color:#fff}.challenge b{display:block}.challenge small{color:var(--ink-soft);font-weight:600}.challenge .acts{gap:6px;display:flex}.rule{gap:10px;display:grid}.rule .board{width:min(100%,340px)}.rule .board.wide{width:min(100%,420px)}.rule .caption{text-align:center;color:var(--ink-soft);font-size:.9rem;font-weight:700}.chip{background:var(--card-line);border-radius:99px;align-items:center;gap:6px;padding:2px 10px;font-size:.85rem;font-weight:800;display:inline-flex}.legend{gap:8px;display:grid}.legend .item{grid-template-columns:38px 1fr;align-items:center;gap:10px;display:grid}.legend .item svg{width:38px;height:38px}.tabs{grid-auto-columns:1fr;grid-auto-flow:column;gap:6px;display:grid}.transport{grid-template-columns:repeat(5,1fr);gap:8px;display:grid}.transport .btn{min-height:48px;padding:6px}input[type=range]{width:100%;accent-color:var(--accent);height:44px}.movelist{flex-wrap:wrap;gap:6px;max-height:150px;display:flex;overflow:auto}.movelist button{background:var(--card-line);cursor:pointer;border:0;border-radius:10px;min-height:32px;padding:6px 9px;font-size:.8rem;font-weight:800}.movelist button.cur{background:var(--accent);color:var(--accent-ink)}.movelist button.hero{outline:2px solid color-mix(in srgb, var(--teal) 70%, transparent)}@media (min-width:900px){#app{padding-top:28px}.screen.wide{grid-template-columns:minmax(0,640px) 340px;grid-auto-rows:min-content;place-content:start center;column-gap:28px;max-width:1020px;display:grid}.screen.wide>.topbar{grid-column:1/-1}.screen.wide>.board{grid-area:2/1/span 8;align-self:start}.screen.wide>:not(.topbar):not(.board){grid-column:2}.btn:hover:not(:disabled),.icon-btn:hover,.opt:hover{filter:brightness(1.04)}.home{max-width:440px}}@media (max-height:700px) and (max-width:899px){.hero .logo{width:84px;height:84px}.home{padding-top:0}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}