:root{color-scheme:light;--accent:#769f92;--ink:#354b49;--paper:#fffcf3;--ui-top:max(16px, env(safe-area-inset-top));--ui-right:max(16px, env(safe-area-inset-right));--ui-bottom:max(20px, env(safe-area-inset-bottom))}*{box-sizing:border-box}html,body{width:100%;height:100%;color:var(--ink);-webkit-tap-highlight-color:transparent;touch-action:none;background:#c5deda;margin:0;padding:0;font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,sans-serif;overflow:hidden}[hidden]{display:none!important}#scene{width:100vw;height:100dvh;display:block}.ui-panel{z-index:20;color:var(--ink);font-size:13px;position:fixed}button,select,summary{-webkit-tap-highlight-color:transparent}button:focus-visible,select:focus-visible,summary:focus-visible{outline-offset:3px;outline:3px solid #7b9b89}.round-button{appearance:none;top:var(--ui-top);right:var(--ui-right);z-index:32;color:#50645b;width:44px;height:44px;font:inherit;cursor:pointer;backdrop-filter:blur(12px);touch-action:manipulation;background:#fffaf0ed;border:1px solid #ffffffc2;border-radius:50%;place-items:center;padding:0;font-size:28px;line-height:1;transition:background .2s,transform .15s;display:grid;box-shadow:0 3px 14px #30484012}.round-button:hover{background:#fffdf7}.round-button:active{transform:scale(.94)}.round-button:disabled{opacity:.45;cursor:default}#btn-menu span{transition:transform .2s;display:block;transform:translateY(-4px)}#btn-menu[aria-expanded=true] span{transform:translateY(3px)rotate(180deg)}#btn-view-return{right:calc(var(--ui-right) + 54px);font-size:24px}#game-menu{top:calc(var(--ui-top) + 54px);right:var(--ui-right);z-index:31;width:min(320px,100vw - 32px);max-height:calc(100vh - var(--ui-top) - var(--ui-bottom) - 64px);max-height:calc(100dvh - var(--ui-top) - var(--ui-bottom) - 64px);overscroll-behavior:contain;touch-action:pan-y;backdrop-filter:blur(20px);scrollbar-width:thin;background:#fffaf2f5;border:1px solid #ffffffe0;border-radius:22px;padding:20px;overflow-y:auto;box-shadow:0 12px 45px #30484024}#title-tag{letter-spacing:.7px;align-items:center;gap:11px;margin-bottom:20px;font-size:15px;font-weight:600;display:flex}.brand-mark{color:#718b7c;font-size:31px;font-weight:400;line-height:1}.brand-sub{letter-spacing:1px;color:#87938b;margin-top:5px;font-size:10px;font-weight:400;display:block}#topbar{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.btn{appearance:none;color:#53645e;min-height:44px;font:inherit;cursor:pointer;touch-action:manipulation;background:#ffffffb0;border:1px solid #e0e7da;border-radius:13px;padding:10px 11px;font-size:12px;font-weight:500;line-height:1.4;transition:background .2s,transform .12s}.btn:hover{background:#fff}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5;cursor:wait}#char-picker{grid-column:1/-1;width:100%;font-size:13px}.select{background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='10' height='7' viewBox='0 0 10 7'><path d='M1 1l4 4 4-4' stroke='%2353645e' stroke-width='1.8' fill='none' stroke-linecap='round'/></svg>");background-position:right 15px center;background-repeat:no-repeat;padding-right:32px}#btn-portrait.active{background:#e5eddf;border-color:#bacbb8}#atlas-actions{gap:8px;margin-top:12px;display:grid}#btn-explore{background:#e8eedf;border-color:#dce5d2}#btn-rotate{color:#758476;background:0 0;border-color:#0000;min-height:38px;font-size:11px}body.walking #btn-rotate{display:none}#walk-hud{border-top:1px solid #dfe5d8;flex-direction:column;gap:6px;margin-top:18px;padding-top:15px;display:flex}#current-location{color:#5d7164;font-size:12px;font-weight:600}#journey-hint{color:#899287;font-size:11px;line-height:1.7}#journey-hint:empty{display:none}#help{color:#718174;margin-top:8px}#help summary{cursor:pointer;touch-action:manipulation;align-items:center;gap:9px;min-height:44px;font-size:12px;list-style:none;display:flex}#help summary::-webkit-details-marker{display:none}#help summary:before{content:"›";font-size:19px;line-height:1;transition:transform .15s;display:inline-block}#help[open] summary:before{transform:rotate(90deg)}.help-content{color:#849084;padding:0 0 2px 17px;font-size:11px;line-height:1.8}.help-content p{margin:0 0 9px}.help-content p:last-child{margin-bottom:0}#help b{color:#657e6a;font-weight:600}#char-status{top:calc(var(--ui-top) + 56px);right:var(--ui-right);z-index:34;color:#758174;opacity:0;pointer-events:none;background:#fffaf2f0;border:1px solid #fff;border-radius:14px;max-width:min(320px,100vw - 32px);padding:9px 14px;font-size:12px;line-height:1.6;transition:opacity .25s,transform .25s;transform:translateY(-4px);box-shadow:0 4px 18px #3048400e}#char-status.show{opacity:1;transform:translateY(0)}#prompt{z-index:22;left:50%;bottom:var(--ui-bottom);color:#656d5b;backdrop-filter:blur(10px);max-width:calc(100vw - 40px);min-height:44px;font:inherit;cursor:pointer;opacity:0;pointer-events:none;touch-action:manipulation;background:#fff9e8ee;border:1px solid #ffffffc9;border-radius:18px;padding:11px 20px;font-size:13px;font-weight:600;line-height:1.5;transition:opacity .22s,transform .22s;position:fixed;transform:translate(-50%)translateY(8px);box-shadow:0 4px 18px #40563717}#prompt.show{opacity:1;pointer-events:auto;transform:translate(-50%)translateY(0)}#prompt:active{transform:translate(-50%)scale(.97)}body.menu-open #prompt{opacity:0;pointer-events:none}#activity-panel{bottom:var(--ui-bottom);z-index:35;backdrop-filter:blur(12px);color:#675f65;background:#fffaf1f0;border:1px solid #ffffffd9;border-radius:20px;grid-template-columns:23px 1fr;column-gap:8px;width:min(340px,100vw - 40px);padding:15px 18px;display:grid;left:50%;transform:translate(-50%);box-shadow:0 8px 30px #4c354717}.activity-star{color:#b391a4;text-align:center;align-self:center;font-size:20px}#activity-title{margin:0;font-size:15px;font-weight:600;line-height:1.5}#activity-detail{color:#91808b;grid-column:1/-1;margin:7px 0 11px;font-size:11px;line-height:1.7}#activity-progress{accent-color:#ba96a8;border:none;border-radius:5px;grid-column:1/-1;width:100%;height:5px;margin:0 0 12px;overflow:hidden}#activity-progress::-webkit-progress-bar{background:#e9e0e4;border-radius:5px}#activity-progress::-webkit-progress-value{background:#ba96a8;border-radius:5px}#activity-progress::-moz-progress-bar{background:#ba96a8;border-radius:5px}#btn-end-activity{color:#846c7e;background:#f1e8ed;border-color:#e9dce3;grid-column:1/-1;width:100%}#loading{z-index:50;background:linear-gradient(140deg,#f6eedf,#dae8dc);flex-direction:column;justify-content:center;align-items:center;gap:18px;transition:opacity .8s;display:flex;position:fixed;inset:0}#loading.hidden{opacity:0;pointer-events:none}.bunny{width:96px;height:96px;animation:1.1s ease-in-out infinite hop}@keyframes hop{0%,to{transform:translateY(0)scale(1)}35%{transform:translateY(-18px)scale(.96,1.05)}70%{transform:translateY(0)scale(1.05,.95)}}#loading h1{letter-spacing:2px;color:#6d8177;margin:0;font-family:Songti SC,STSong,serif;font-size:26px;font-weight:500}#loading-status{color:#8b9b90;letter-spacing:1px;margin:0;font-size:12px}#fade{z-index:40;opacity:0;pointer-events:none;background:#fff7ef;transition:opacity .38s;position:fixed;inset:0}#fade.show{opacity:1;pointer-events:auto}#joystick{z-index:15;pointer-events:none;background:#ffffff2e;border:2px solid #fff9;border-radius:50%;width:130px;height:130px;margin:-65px 0 0 -65px;display:none;position:fixed}#joystick-nub{background:#ffffffc7;border-radius:50%;width:56px;height:56px;margin:-28px 0 0 -28px;position:absolute;top:50%;left:50%;box-shadow:0 2px 10px #0000002e}@media (width<=480px){:root{--ui-top:max(14px, env(safe-area-inset-top));--ui-right:max(14px, env(safe-area-inset-right));--ui-bottom:max(18px, env(safe-area-inset-bottom))}#game-menu{border-radius:20px;width:min(304px,100vw - 28px);padding:18px}#prompt{font-size:12px}}@media (height<=540px){#game-menu{padding:15px 18px}#title-tag{margin-bottom:14px}#walk-hud{margin-top:12px;padding-top:11px}#activity-panel{width:min(380px,100vw - 40px);padding:12px 16px}#activity-detail{margin:5px 0 8px}#activity-progress{margin-bottom:8px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}