:root{--bg: #fff4e6;--ink: #3b2a1f;--ink-soft: #6b5545;--card: #fffaf3;--line: #ecd9c3;--pri: #ff8a3d;--pri-ink: #ffffff;--pri-dark: #d9631a;--ok: #2fae66;--bad: #e5484d;--star: #ffb800;--w1: #ffb347;--w2: #6ec1f0;--w3: #34c3b1;--w4: #a57ef0;--r: 18px;--shadow: 0 6px 0 rgba(59, 42, 31, .18), 0 12px 24px rgba(59, 42, 31, .12);--font: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Malgun Gothic", "Noto Sans KR", "Segoe UI", sans-serif;color-scheme:light}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;height:100%;background:var(--bg);color:var(--ink);font-family:var(--font);overflow:hidden}body{user-select:none;-webkit-user-select:none;-webkit-touch-callout:none;overscroll-behavior:none}[hidden]{display:none!important}#stage{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:#cfe8ff;touch-action:none}#stage canvas{touch-action:none}#ui{position:fixed;inset:0;pointer-events:none;z-index:10}#ui>*{pointer-events:none}.screen{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;overflow-y:auto;padding:max(16px,env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) max(16px,env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left));pointer-events:auto}.screen.dim{background:#fff4e6f0}.screen.glass{background:linear-gradient(180deg,#fff4e633,#fff4e6d9)}button,.btn{font:inherit;font-weight:800;font-size:18px;min-height:48px;min-width:48px;padding:10px 20px;border:0;border-radius:999px;background:var(--card);color:var(--ink);box-shadow:var(--shadow);cursor:pointer;pointer-events:auto;transition:transform .08s}button:active{transform:translateY(3px);box-shadow:0 3px #3b2a1f2e}button:disabled{opacity:.45;cursor:default}button.pri{background:var(--pri);color:var(--pri-ink)}button.big{font-size:24px;padding:14px 34px;min-height:60px}button.ghost{background:transparent;box-shadow:none;text-decoration:underline}button:focus-visible{outline:4px solid #5aa0ff;outline-offset:3px}h1,h2,h3{margin:.2em 0}.row{display:flex;gap:12px;align-items:center;justify-content:center;flex-wrap:wrap}.col{display:flex;flex-direction:column;gap:12px;align-items:center}.card{background:var(--card);border-radius:var(--r);box-shadow:var(--shadow);padding:16px 18px;width:min(560px,100%)}.muted{color:var(--ink-soft)}.spacer{flex:1}#title{justify-content:space-between}.logo{margin-top:4vh;font-size:clamp(54px,12vw,120px);font-weight:900;letter-spacing:-2px;color:#fff;text-shadow:0 6px 0 var(--pri-dark),0 10px 24px rgba(0,0,0,.25);-webkit-text-stroke:3px var(--ink);paint-order:stroke fill}.tagline{font-size:clamp(16px,3vw,22px);font-weight:800;background:#ffffffd9;padding:6px 16px;border-radius:999px}.hint-pill{font-size:15px;background:#3b2a1fbf;color:#fff;padding:6px 14px;border-radius:999px}.topbar{width:100%;display:flex;gap:10px;align-items:center;justify-content:space-between}.chip{display:inline-flex;align-items:center;gap:6px;font-weight:900;background:var(--card);border-radius:999px;padding:8px 14px;box-shadow:var(--shadow);font-size:17px}.battery{position:relative;width:64px;height:22px;border:3px solid var(--ink);border-radius:6px;overflow:hidden;background:#fff}.battery:after{content:"";position:absolute;right:-8px;top:5px;width:5px;height:8px;background:var(--ink);border-radius:0 2px 2px 0}.battery>i{position:absolute;left:0;top:0;bottom:0;background:linear-gradient(90deg,#52d37a,#2fae66)}.worlds{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;width:min(1100px,100%);margin-top:12px}.world{border-radius:var(--r);padding:14px;box-shadow:var(--shadow);background:var(--card);border-top:10px solid var(--wc, var(--w1))}.world.w1{--wc: var(--w1)}.world.w2{--wc: var(--w2)}.world.w3{--wc: var(--w3)}.world.w4{--wc: var(--w4)}.world h3{display:flex;justify-content:space-between}.lvl{display:grid;grid-template-columns:1fr auto auto;gap:6px 8px;align-items:center;padding:8px 4px;border-top:2px dashed var(--line)}.lvl>div:first-child{grid-column:1 / -1}.lvl>.pri{grid-column:1;justify-self:start;min-width:88px}.lvl .name{font-weight:800}.lvl .meta{font-size:13px;color:var(--ink-soft)}.lvl button{min-height:44px;padding:6px 14px;font-size:16px}.stars{color:var(--star);letter-spacing:2px;font-size:16px}.stars .off{color:#d9cbbd}.lock{opacity:.55}.diff{font-size:12px;font-weight:800;color:#fff;background:var(--ink-soft);border-radius:6px;padding:1px 6px}#hud{pointer-events:none;padding:0}#hud .bar{position:absolute;top:max(10px,env(safe-area-inset-top));left:50%;transform:translate(-50%);width:min(520px,60vw);height:16px;border-radius:999px;background:#ffffffbf;border:3px solid var(--ink);overflow:hidden}#hud .bar>i{position:absolute;left:0;top:0;bottom:0;background:repeating-linear-gradient(90deg,var(--pri) 0 14px,#ffb27a 14px 18px)}#hud .pct{position:absolute;top:calc(max(10px,env(safe-area-inset-top)) + 22px);left:50%;transform:translate(-50%);font-weight:900;font-size:15px;color:var(--ink);text-shadow:0 0 4px #fff,0 0 4px #fff}#hud .att{position:absolute;top:max(10px,env(safe-area-inset-top));left:max(14px,env(safe-area-inset-left));font-weight:800;font-size:14px;color:var(--ink);background:#ffffffb3;padding:4px 10px;border-radius:999px}#hud .hstars{position:absolute;top:calc(max(10px,env(safe-area-inset-top)) + 32px);left:max(14px,env(safe-area-inset-left));font-size:20px;color:var(--star);text-shadow:0 2px 0 rgba(0,0,0,.2)}#hud .hstars .off{color:#ffffffb3}#hud .pause{position:absolute;top:max(8px,env(safe-area-inset-top));right:max(12px,env(safe-area-inset-right));pointer-events:auto;width:52px;height:52px;padding:0;font-size:22px}#hud .cp{position:absolute;bottom:max(14px,env(safe-area-inset-bottom));left:max(14px,env(safe-area-inset-left));pointer-events:auto;display:flex;gap:10px}#hud .count{position:absolute;top:38%;left:50%;transform:translate(-50%,-50%);font-size:96px;font-weight:900;color:#fff;-webkit-text-stroke:4px var(--ink);paint-order:stroke fill}#hud .modehint{position:absolute;bottom:max(14px,env(safe-area-inset-bottom));left:50%;transform:translate(-50%);font-size:15px;font-weight:800;background:#3b2a1fbf;color:#fff;padding:6px 14px;border-radius:999px}#charge{background:radial-gradient(circle at 50% 0%,#fff8d6,var(--bg) 60%)}.lighthouse-head{display:flex;align-items:center;gap:12px;width:min(640px,100%)}.lighthouse-head img{width:84px;height:84px;object-fit:contain}.lamps{display:flex;gap:8px;margin:6px 0}.lamps i{width:22px;height:22px;border-radius:50%;background:#e8dccd;border:3px solid var(--ink)}.lamps i.ok{background:#ffd34d;box-shadow:0 0 12px #ffd34d}.lamps i.bad{background:#c9b8a6}.lamps i.now{outline:3px dashed var(--pri);outline-offset:2px}.qcard{width:min(640px,100%);background:var(--card);border-radius:24px;box-shadow:var(--shadow);padding:18px;display:flex;flex-direction:column;gap:14px}.qtopic{font-size:13px;font-weight:800;color:var(--ink-soft)}.qprompt{font-size:clamp(24px,5vw,36px);font-weight:900;text-align:center;line-height:1.35;min-height:2.2em;display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}.choices{display:grid;grid-template-columns:1fr 1fr;gap:12px}.choices button{font-size:clamp(20px,4vw,28px);min-height:72px;border-radius:18px;border:3px solid var(--line);box-shadow:0 5px 0 var(--line)}.choices button.locked{opacity:.55}.choices button.right{background:#d9f7e5;border-color:var(--ok)}.choices button.wrong{background:#ffe0e0;border-color:var(--bad)}.explain{border-radius:16px;padding:12px 14px;font-weight:700;font-size:17px}.explain.ok{background:#e3f9ec;color:#155f36}.explain.no{background:#fff0d9;color:#7a4a00}.frac{display:inline-flex;flex-direction:column;align-items:center;vertical-align:middle;line-height:1;margin:0 2px;font-size:.85em}.frac>span:first-child{border-bottom:3px solid currentColor;padding:0 4px 2px}.frac>span:last-child{padding:2px 4px 0}sup{font-size:.6em}.speaker{min-width:56px}.result-big{font-size:64px;font-weight:900}.tabs{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin:8px 0}.tabs button.on{background:var(--pri);color:#fff}.items{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;width:min(900px,100%)}.item{background:var(--card);border-radius:16px;box-shadow:var(--shadow);padding:10px;display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center}.item .pv{width:96px;height:96px;display:flex;align-items:center;justify-content:center;border-radius:14px;background:#f3e7d8}.item .pv img{max-width:88px;max-height:88px}.item .sw{width:64px;height:64px;border-radius:50%;border:4px solid #fff;box-shadow:0 0 0 3px var(--ink)}.item button{min-height:44px;padding:6px 12px;font-size:15px}.item.eq{outline:4px solid var(--ok)}.set{display:grid;grid-template-columns:1fr auto;gap:10px 14px;align-items:center;width:100%}.set label{font-weight:800}input[type=range]{width:160px;accent-color:var(--pri)}.toggle{min-width:84px}.toggle.on{background:var(--ok);color:#fff}select{font:inherit;font-weight:800;font-size:17px;min-height:44px;border-radius:12px;border:3px solid var(--line);background:#fff;padding:4px 10px;pointer-events:auto}textarea{width:100%;min-height:90px;font-family:ui-monospace,monospace;font-size:12px;border-radius:12px;border:3px solid var(--line);padding:8px;user-select:text;-webkit-user-select:text;pointer-events:auto}.keypad{display:grid;grid-template-columns:repeat(3,64px);gap:8px}.keypad button{font-size:22px}.entry{font-size:32px;font-weight:900;letter-spacing:4px;min-height:48px}table.report{width:100%;border-collapse:collapse}table.report td,table.report th{border-bottom:2px solid var(--line);padding:6px;text-align:left;font-size:15px}.result-card{width:min(520px,100%);text-align:center}.toast{position:absolute;left:50%;top:16px;transform:translate(-50%);background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;font-weight:800;pointer-events:none;z-index:30}#rotate{background:#3b2a1feb;color:#fff;justify-content:center;font-size:22px;font-weight:900;text-align:center;z-index:40}@media print{#stage,.noprint{display:none!important}#ui,.screen{position:static;overflow:visible}}@media(max-height:460px){.logo{margin-top:0;font-size:56px}.qprompt{font-size:24px;min-height:1.5em}.choices button{min-height:52px;font-size:20px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation:none!important}}#hud .modehint.dyn{bottom:calc(max(14px,env(safe-area-inset-bottom)) + 52px);background:#ff8a3deb;font-size:17px}.world.has-art{background-size:cover;background-position:center top}#charge.has-art{background-size:cover;background-position:center}.chip,.topbar>button,.topbar .row>button{white-space:nowrap}@media(max-width:480px){.topbar{gap:6px;flex-wrap:wrap}.chip{font-size:15px;padding:6px 10px}.topbar>button{padding:6px 10px;font-size:15px}.lighthouse-head{flex-wrap:wrap}.lighthouse-head img{width:60px;height:60px}.lighthouse-head .spacer{display:none}}input[type=range]{height:44px;min-width:160px;touch-action:none;accent-color:var(--accent, #ff8a3d)}