:root{--paper:#f4efe3;--ink:#2f2a22;--muted:#7b7262;--line:#3b3326;--accent:#d0662f;--good:#2f8f5b;--bad:#d23c3c;--card:#fffaf0;color:var(--ink);background:var(--paper);-webkit-tap-highlight-color:transparent;font-family:system-ui,-apple-system,Apple SD Gothic Neo,Noto Sans KR,Malgun Gothic,sans-serif}*{box-sizing:border-box}body{min-height:100dvh;margin:0}button{font:inherit;color:inherit;cursor:pointer}button:disabled{opacity:.4;cursor:default}.app{max-width:1000px;padding:max(10px, env(safe-area-inset-top)) 12px max(10px, env(safe-area-inset-bottom));grid-template-areas:"top""update""levels""status""stage""foot";gap:7px;margin:0 auto;display:grid}.top{grid-area:top;justify-content:space-between;align-items:center;gap:8px;display:flex}.brand{align-items:center;gap:8px;display:flex}.logo{border:2px solid var(--line);background:#f5bfd5;border-radius:12px;width:38px;height:38px;padding:3px;display:inline-block}h1{letter-spacing:-.02em;margin:0;font-size:1.3rem}.sub{color:var(--muted);margin:0;font-size:.75rem}.modes{background:#e7dfcd;border-radius:999px;padding:3px;display:flex}.modes button{background:0 0;border:0;border-radius:999px;min-height:44px;padding:8px 12px;font-size:.85rem}.modes button.on{background:var(--ink);color:var(--paper)}.modes button{white-space:nowrap;position:relative}.modes .no{font-variant-numeric:tabular-nums;font-weight:700}.modes .dot{background:#e4572e;border-radius:50%;width:8px;height:8px;position:absolute;top:6px;right:6px;box-shadow:0 0 0 2px #e7dfcd}.modes button.on .dot{box-shadow:0 0 0 2px var(--ink)}.status .daily-cta{border:2px solid var(--line);color:var(--ink);white-space:nowrap;background:#ffd75e;border-radius:999px;min-height:32px;padding:2px 10px;font-size:.8rem;font-weight:700}.levels{grid-area:levels;grid-template-columns:repeat(4,1fr);gap:6px;display:grid}.levels button{border:2px solid var(--line);background:var(--card);border-radius:12px;min-height:48px;padding:6px 4px;line-height:1.15;display:grid}.levels button small{color:var(--muted);font-size:.7rem}.levels button.on{background:var(--line);color:var(--paper)}.levels button.on small{color:#e8dcc2}.status{color:var(--muted);flex-wrap:wrap;grid-area:status;align-items:center;gap:6px 14px;font-size:.85rem;display:flex}.status .timer{font-variant-numeric:tabular-nums;color:var(--ink);font-size:1rem;font-weight:700}.status .count{color:var(--ink);font-weight:600}.stage{grid-area:stage;justify-items:center;gap:10px;display:grid}.board{--size:min(94vw, 560px, calc(100dvh - 330px));width:var(--size);aspect-ratio:1;grid-template-columns:repeat(var(--n), 1fr);grid-template-rows:repeat(var(--n), 1fr);border:3px solid var(--line);touch-action:none;-webkit-user-select:none;user-select:none;background:#00000030;border-radius:10px;gap:1px;min-width:300px;display:grid;position:relative;overflow:hidden}.cell{--t:0px;--r:0px;--b:0px;--l:0px;box-shadow:inset 0 var(--t) 0 var(--line), inset calc(-1 * var(--r)) 0 0 var(--line), inset 0 calc(-1 * var(--b)) 0 var(--line), inset var(--l) 0 0 var(--line);cursor:pointer;place-items:center;display:grid;position:relative}.cell.et{--t:2px}.cell.er{--r:2px}.cell.eb{--b:2px}.cell.el{--l:2px}.cell .x{font-size:calc(var(--size) / var(--n) * .36);color:#4b4236;font-weight:700;line-height:1}.cell.auto .x{color:#4b423670;font-weight:400}.cell .pet{filter:drop-shadow(0 1px #0003);width:78%;height:78%;animation:.18s ease-out pop;display:block}.cell .pet svg{display:block}.cell.bad .pet{animation:.3s shake}.cell.bad:after{content:"";border:3px solid var(--bad);border-radius:50%;position:absolute;inset:3px}.cell.dead{background-image:repeating-linear-gradient(45deg,#d23c3c30 0 4px,#0000 4px 9px)!important}.cell.fixed:before{content:"";background:var(--line);border-radius:50%;width:7px;height:7px;position:absolute;top:3px;right:3px}.board:focus-visible{outline-offset:2px;outline:3px solid #2e5fa8}.board:focus-visible .cell.cursor:before{content:"";border:2px dashed #2f2a22;border-radius:4px;position:absolute;inset:4px}.cell.h-area{filter:brightness(1.1)saturate(1.5);box-shadow:inset 0 0 0 3px #2e5fa8aa, inset 0 var(--t) 0 var(--line), inset calc(-1 * var(--r)) 0 0 var(--line), inset 0 calc(-1 * var(--b)) 0 var(--line), inset var(--l) 0 0 var(--line)}.cell.h-focus{filter:brightness(1.06)saturate(1.35);outline-offset:-4px;outline:3px dashed #2e5fa8}.cell.h-elim:after{content:"✕";border:3px solid var(--accent);color:var(--accent);border-radius:6px;place-items:center;font-weight:800;animation:1s infinite alternate blink;display:grid;position:absolute;inset:2px}.cell.h-place:after{content:"";border:3px solid var(--good);border-radius:50%;animation:1s infinite alternate blink;position:absolute;inset:2px}.cell.h-mistake:after{content:"";border:3px solid var(--bad);border-radius:6px;animation:.6s infinite alternate blink;position:absolute;inset:2px}@keyframes pop{0%{transform:scale(.5)}to{transform:scale(1)}}@keyframes shake{25%{transform:translate(-3px)}75%{transform:translate(3px)}}@keyframes blink{0%{opacity:1}to{opacity:.45}}.overlay{text-align:center;background:#f4efe3e6;place-content:center;justify-items:center;gap:10px;padding:16px;display:grid;position:absolute;inset:0}.overlay button{border:2px solid var(--line);background:var(--card);border-radius:10px;min-height:44px;padding:8px 16px}.overlay .progress{font-variant-numeric:tabular-nums;margin:0;font-weight:700}.overlay .cancel{font-size:.9rem}.spinner{border:4px solid #d8cdb5;border-top-color:var(--line);border-radius:50%;width:34px;height:34px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.side{gap:8px;width:min(94vw,560px);display:grid}.tools{grid-template-columns:repeat(4,1fr);gap:6px;display:grid}.tools button{border:2px solid var(--line);background:var(--card);border-radius:12px;place-items:center;min-height:52px;padding:4px;font-size:1.15rem;line-height:1.1;display:grid}.tools button span{font-size:.72rem}.tools .hint-btn{background:#fff2c2}.tools2{justify-content:space-between;align-items:center;gap:8px;display:flex}.toggle{cursor:pointer;align-items:center;gap:8px;min-height:44px;font-size:.9rem;display:inline-flex}.toggle input{width:22px;height:22px;accent-color:var(--line)}.new{border:2px solid var(--line);background:var(--line);color:var(--paper);border-radius:12px;min-height:44px;padding:8px 18px;font-weight:700}.hintbox{background:var(--card);border:2px dashed #c9bda3;border-radius:12px;min-height:58px;padding:8px 12px;font-size:.88rem}.hintbox.show{background:#fff8dc;border-style:solid;border-color:#e0b63b}.hintbox b{margin-bottom:2px;display:block}.hintbox p{margin:0}.hintbox small,.muted{color:var(--muted)}.rules{background:var(--card);border:2px solid #e2d8c2;border-radius:12px;padding:6px 12px;font-size:.85rem}.rules summary{cursor:pointer;align-items:center;min-height:32px;font-weight:600;display:flex}.rules ul{margin:4px 0 6px;padding-left:18px}.toast{background:var(--ink);color:var(--paper);z-index:20;border-radius:999px;padding:10px 16px;font-size:.85rem;position:fixed;bottom:24px;left:50%;transform:translate(-50%)}.clear{z-index:30;background:#2f2a2266;place-items:center;padding:16px;display:grid;position:fixed;inset:0}.clear .card{background:var(--card);border:3px solid var(--line);text-align:center;border-radius:18px;width:100%;max-width:360px;padding:18px 22px}.clear h2{margin:6px 0;font-size:1.25rem}.clear .big{font-variant-numeric:tabular-nums;margin:2px 0;font-size:2.2rem;font-weight:800}.clear .badge{background:#ffd75e;border-radius:999px;margin:4px 0;padding:3px 12px;font-weight:700;display:inline-block}.clear .row{justify-content:center;gap:8px;margin-top:10px;display:flex}.clear .row button:not(.new){border:2px solid var(--line);background:var(--card);border-radius:12px;min-height:44px;padding:8px 16px}.parade{justify-content:center;gap:4px;display:flex}.parade svg{width:40px;height:40px;animation:.4s ease-out pop}.foot{text-align:center;color:var(--muted);grid-area:foot;padding-top:4px;font-size:.72rem}@media (width>=900px){.app{grid-template-columns:1fr 1fr;grid-template-areas:"top top""update update""levels status""stage stage""foot foot"}.stage{grid-template-columns:auto 300px;justify-content:center;align-items:start}.board{--size:min(600px, calc(100dvh - 200px))}.side{width:300px}.status{justify-content:flex-end}}@media (width<=420px){.app{padding-left:8px;padding-right:8px}.board{--size:min(calc(100vw - 16px), calc(100dvh - 290px));min-width:0}.app.n10 .board{--size:100vw;border-left:0;border-right:0;border-radius:0;margin-inline:calc(50% - 50vw)}.side{width:100%}.sub{display:none}.modes button{padding:8px 10px}}.head-right{align-items:center;gap:6px;display:flex}.gear{border:2px solid var(--line);background:var(--card);border-radius:50%;place-items:center;width:44px;height:44px;padding:0;font-size:1.2rem;line-height:1;display:grid}.update{color:#fff;background:#2e5fa8;border-radius:12px;grid-area:update;align-items:center;gap:8px;padding:6px 8px 6px 14px;font-size:.88rem;display:flex}.update span{flex:1}.update button{color:#2e5fa8;background:#fff;border:0;border-radius:10px;min-height:40px;padding:6px 12px;font-weight:700}.update button.ghost{color:#fff;background:0 0;font-weight:400}.settings .card{text-align:left}.settings h2{text-align:center}.switch{cursor:pointer;border-bottom:1px solid #e2d8c2;justify-content:space-between;align-items:center;gap:12px;min-height:56px;display:flex}.switch span{font-weight:600;display:grid}.switch small{color:var(--muted);font-size:.78rem;font-weight:400}.switch input{width:26px;height:26px;accent-color:var(--line);flex:none}.settings .muted{margin:10px 0 0;font-size:.8rem}.clear .row{flex-wrap:wrap}.clear .row .share{border:2px solid var(--line);background:#ffd75e;border-radius:12px;min-height:44px;padding:8px 16px;font-weight:700}.hint-quota{color:var(--ink);background:#fff2c2;border:1px solid #d8c37a;border-radius:999px;padding:1px 8px;font-size:.78rem;font-weight:700}.tools2{flex-wrap:wrap}.ad-actions{flex-wrap:wrap;gap:6px;margin-top:8px;display:flex}.ad-btn{border:2px solid var(--line);color:var(--ink);background:#ffd75e;border-radius:10px;min-height:38px;padding:6px 12px;font-size:.82rem;font-weight:700}.ad-clear-bonus{justify-content:center;margin-top:10px;display:flex}.ad-banner-slot{width:100%;min-height:52px;padding:6px 12px max(6px, env(safe-area-inset-bottom));color:var(--muted);background:#ebe3cf;border:2px dashed #bfb399;border-radius:10px;grid-column:1/-1;justify-content:center;align-items:center;gap:8px;margin-top:4px;font-size:.78rem;display:flex}.ad-banner-slot .ad-badge{background:var(--line);color:var(--paper);border-radius:4px;padding:2px 6px;font-size:.68rem;font-weight:700}.ad-preview-modal{z-index:40}