:root{--safe-top:env(safe-area-inset-top,0px);--safe-bottom:env(safe-area-inset-bottom,0px);--safe-left:env(safe-area-inset-left,0px);--safe-right:env(safe-area-inset-right,0px);--navbar:48px;--bg:#12324a;--bg-deep:#0b2233;--text:#fff;--muted:#a9c0d1;--accent:#ffc83d;--danger:#ff6b5e;--ink:#1b2b38;--primary:var(--accent);--on-primary:var(--ink);--surface:#ffffff1f;--surface-strong:#ffffff38;--surface-weak:#ffffff14;--line:#ffffff14;--track:#ffffff26;--switch-off:#ffffff40;--body:#ffffffdb;--overlay:#050c14db;--card:#fff;--card-muted:#4b5b68;--card-button:#e8edf1;--toast-bg:#000000bf;--toast-text:#fff;word-break:keep-all;overflow-wrap:anywhere;color:var(--text);background:var(--bg-deep);font-family:system-ui,-apple-system,Apple SD Gothic Neo,Noto Sans KR,sans-serif}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{overscroll-behavior:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;touch-action:manipulation;height:100%;margin:0;overflow:hidden}#app{height:100%;padding:calc(var(--safe-top) + var(--navbar)) calc(var(--safe-right) + 12px) calc(var(--safe-bottom) + 12px) calc(var(--safe-left) + 12px);background:linear-gradient(var(--bg), var(--bg-deep));flex-direction:column;display:flex}button{font:inherit;color:inherit;cursor:pointer;border:0}.screen{flex-direction:column;flex:1;gap:12px;min-height:0;display:flex}.screen[hidden]{display:none}#title{text-align:center;justify-content:center;align-items:center;gap:20px}.brand img{border-radius:28px;width:112px;height:112px;box-shadow:0 8px 24px #0000004d}.brand img.hero{aspect-ratio:1;object-fit:contain;width:min(56vw,220px);height:auto;box-shadow:none;border-radius:0}.brand h1{letter-spacing:.02em;margin:16px 0 4px;font-size:34px}.brand p,#best{color:var(--muted);margin:0}#best{min-height:1.5em;color:var(--accent);font-weight:700}.menu{flex-direction:column;gap:10px;width:min(100%,300px);display:flex}.menu button{background:var(--surface);border-radius:14px;min-height:52px;font-size:17px;font-weight:700}.menu button.primary{background:var(--primary);color:var(--on-primary)}.menu button[hidden]{display:none}.notice{color:var(--muted);flex-direction:column;align-items:center;gap:8px;font-size:12px;display:flex}.notice p{margin:0}#rating{color:#3ecf6e;border:1.5px solid #3ecf6e;border-radius:999px;padding:2px 10px;font-weight:700}#page header{align-items:center;gap:4px;display:flex}#page h2{margin:0;font-size:20px}#back{background:0 0;width:44px;height:44px;margin-left:-8px;font-size:32px;line-height:1}#page .body{overscroll-behavior:contain;-webkit-user-select:text;user-select:text;min-height:0;color:var(--body);flex:1;font-size:15px;line-height:1.65;overflow-y:auto}#page .body h3{color:var(--text);margin:24px 0 4px;font-size:16px}#page .body p{margin:0 0 8px}#page .body ul{margin:0 0 8px;padding-left:20px}#page .body .small{color:var(--muted);font-size:12px}.group{background:var(--surface-weak);border-radius:14px;margin-bottom:16px;overflow:hidden}.item{text-align:left;width:100%;min-height:52px;color:var(--text);background:0 0;justify-content:space-between;align-items:center;gap:12px;padding:0 16px;font-size:16px;display:flex}.item+.item{border-top:1px solid var(--line)}.item span{color:var(--muted);text-align:right;font-size:14px}.item.link:after{content:"›";color:var(--muted);font-size:22px}.switch{background:var(--switch-off);border-radius:14px;flex:none;width:48px;height:28px;transition:background .15s;position:relative}.switch:after{content:"";background:#fff;border-radius:50%;width:22px;height:22px;transition:transform .15s;position:absolute;top:3px;left:3px}[aria-checked=true] .switch{background:var(--primary)}[aria-checked=true] .switch:after{transform:translate(20px)}#page .body h3.chapter:first-child{margin-top:0}#page .body h3.chapter{margin-bottom:8px}#page .body .chapter-note{color:var(--muted);font-size:13px}.levels{grid-template-columns:repeat(2,1fr);gap:10px;padding-bottom:8px;display:grid}.level{background:var(--surface-weak);min-height:96px;box-shadow:inset 0 0 0 1px var(--line);text-align:left;font-variant-numeric:tabular-nums;color:var(--text);border-radius:14px;flex-direction:column;align-items:flex-start;gap:2px;padding:12px 14px;line-height:1.4;display:flex}.level b{font-size:17px}.level span{color:var(--muted);font-size:13px}.level .rec{color:var(--accent);margin-top:auto;font-weight:600}.level.next{box-shadow:inset 0 0 0 2px var(--primary)}.level:disabled{opacity:.45;cursor:default}.level:disabled .rec{color:var(--muted);font-weight:400}#hud .row{font-variant-numeric:tabular-nums;justify-content:space-between;align-items:baseline;gap:12px;font-weight:700;display:flex}#hud .row>:first-child{font-size:18px}#hud .row>:last-child{color:var(--accent);font-size:16px}#timebar{background:var(--track);border-radius:4px;height:8px;margin-top:8px;overflow:hidden}#timebar i{background:var(--accent);transform-origin:0;border-radius:4px;width:100%;height:100%;display:block}#tools{grid-auto-columns:1fr;grid-auto-flow:column;gap:8px;display:grid}#tools button{background:var(--surface);border-radius:12px;min-height:48px;font-size:15px;font-weight:600}#tools button:disabled{opacity:.4}#tools button:active:not(:disabled){background:var(--surface-strong)}#toast{left:50%;bottom:calc(var(--safe-bottom) + 84px);background:var(--toast-bg);max-width:calc(100% - 32px);color:var(--toast-text);text-align:center;z-index:20;border-radius:20px;padding:10px 16px;font-size:14px;position:fixed;transform:translate(-50%)}#modal{background:var(--overlay);z-index:30;place-items:center;padding:24px;display:grid;position:fixed;inset:0}#modal[hidden],#toast[hidden]{display:none}#modal .card{background:var(--card);width:min(100%,340px);color:var(--ink);text-align:center;border-radius:20px;padding:28px 20px 20px;animation:.24s ease-out rise}@keyframes rise{0%{opacity:0;transform:translateY(8px)}}#modal .face{object-fit:contain;width:104px;height:104px;margin:-84px auto 4px;display:block}#modal .face[hidden]{display:none}#modal h2{margin:0 0 8px;font-size:22px}#modal p{color:var(--card-muted);white-space:pre-line;margin:0 0 20px;font-size:15px;line-height:1.5}#modal .actions{gap:8px;display:flex}#modal .actions.col{flex-direction:column}#modal .actions button{background:var(--card-button);min-height:50px;color:var(--ink);border-radius:12px;flex:1;padding:0 8px;font-size:16px;font-weight:700}#modal .actions button.primary{background:var(--primary);color:var(--on-primary)}@media (prefers-reduced-motion:reduce){.switch,.switch:after{transition:none}#modal .card{animation:none}}:root{--bg:#f7f2e8;--bg-deep:#ede4d3;--text:#2b2622;--muted:#6b6158;--accent:#5b4a8c;--ink:#2b2622;--primary:#5b4a8c;--on-primary:#fff;--surface:#2b262212;--surface-strong:#2b262224;--surface-weak:#2b26220d;--line:#2b26221a;--track:#2b26221f;--switch-off:#2b262273;--body:#2b2622db;--overlay:#2b262280;--card:#fbf8f1;--card-muted:#5f564d;--card-button:#ece3d2;--toast-bg:#2b2622e6;--toast-text:#f7f2e8}#app{background:var(--bg) url(./bg-B0wvV1JY.webp) center / cover no-repeat}#title{justify-content:flex-start;gap:14px}.brand img.hero{width:min(46vw,190px)}.menu button{box-shadow:inset 0 0 0 1px var(--line);background:#fbf8f1eb}.notice{background:#f7f2e8e6;border-radius:14px;margin-top:auto;padding:6px 14px}#rating{color:#2e7a4a;border-color:#2e7a4a}#game,#page{background:#f7f2e8f0;border-radius:24px;padding:12px}#game{gap:8px}#tools button{background:var(--card-button);white-space:nowrap;padding:0 4px;font-size:14px}#info{text-align:center;min-height:1.4em;color:var(--muted);margin:8px 0 0;font-weight:700}#bed{flex:none;justify-content:space-evenly;align-items:flex-end;height:84px;padding:0 8px 30px;display:flex;position:relative}#bed:before{content:"";background:url(./bed-DofEjzDq.webp) 50%/100% 100% no-repeat;border-radius:4px;height:44px;position:absolute;bottom:0;left:0;right:0}#bed img{width:min(38px, calc(135% / var(--n)));opacity:0;transform-origin:50% 100%;height:auto;position:relative;transform:translateY(12px)scale(.6)}#bed img:nth-child(2n){margin-bottom:4px}#bed img.on{opacity:1;transition:opacity .35s ease-out .3s,transform .4s ease-out .3s;transform:none}@media (height<=720px){#bed{height:54px;padding-bottom:22px}#bed:before{height:36px}#bed img{width:min(28px, calc(135% / var(--n)))}}#boardWrap{flex:1;place-items:center;min-height:0;display:grid}#board{touch-action:none;gap:7px;display:grid}.flip{perspective:600px;background:0 0;padding:0}.inner{width:100%;height:100%;transform-style:preserve-3d;transition:transform .28s;display:block;position:relative}.flip.up .inner{transform:rotateY(180deg)}.back,.front{backface-visibility:hidden;border-radius:10px;place-items:center;display:grid;position:absolute;inset:0;box-shadow:0 2px 4px #6e564640}.back{background:#d6bf98;border:1.5px solid #bfa47a}.back:after{content:"";border:1px solid #6e56464d;border-radius:6px;position:absolute;inset:5px}.back svg{width:52%}.back.fly svg{width:74%}.flip.gone{opacity:0;pointer-events:none;transition:opacity .4s ease-out,transform .4s ease-out;transform:translateY(-10px)scale(.9)}.flip.glow .back{box-shadow:0 0 0 3px #f7f2e8, 0 0 0 6px var(--accent);animation:1s ease-in-out glow}@keyframes glow{0%,to{box-shadow:0 0 0 3px #f7f2e8, 0 0 0 3px var(--accent)}40%{box-shadow:0 0 0 3px #f7f2e8, 0 0 0 7px var(--accent)}}.front{background:#f7f2e8;border:1.5px solid #dcc69b;transform:rotateY(180deg)}.front svg{width:88%;height:88%}.flip.done .front{opacity:.5;transition:opacity .3s .3s}@media (prefers-reduced-motion:reduce){.inner,#bed img.on{transition:none}}