:root{font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;color:#263f38;background:#f7f4e9;font-synthesis:none;line-height:1.7}*{box-sizing:border-box}body{margin:0}button,a,input,summary{-webkit-tap-highlight-color:transparent}a{color:inherit}button,.file-button{font:inherit;cursor:pointer;border:1px solid #b8cabe;background:#fffefa;color:#294e40;padding:10px 18px;border-radius:14px;min-height:48px}button:hover,.file-button:hover{background:#e9f1df}button:disabled{opacity:.55;cursor:wait}:focus-visible{outline:3px solid #bd641d;outline-offset:5px}.shell{max-width:1080px;padding:0 32px;margin:auto}header{display:flex;justify-content:space-between;align-items:center;padding:26px 0;border-bottom:1px solid #d9dfcf;gap:16px}.brand{text-decoration:none;font-size:22px;font-weight:800;letter-spacing:1px}.welcome{text-align:center;padding:54px 0 36px;position:relative}.eyebrow{letter-spacing:4px;font-size:13px;color:#667d64}h1{font-size:clamp(30px,4.4vw,48px);margin:10px 0;letter-spacing:1px;line-height:1.4}.welcome p{color:#66786c;font-size:18px;margin:10px 0 20px}.listen{background:transparent;border-color:#d1dacb;padding:6px 18px;font-size:14px}.worlds{display:grid;grid-template-columns:1fr 1fr;gap:26px}.world{border:1px solid #c8d7ca;border-radius:28px;overflow:hidden;text-decoration:none;display:block;background:#fffdf6;box-shadow:0 6px 0 #dce3d3;transition:transform .2s}.world:hover{transform:translateY(-5px)}.scene{height:202px;position:relative;background:#dceee7;overflow:hidden;display:flex;align-items:center;justify-content:center}.garden .scene{background:#ecedc9}.scene:after{content:"";height:100px;width:120%;border-radius:50%;position:absolute;bottom:-65px;background:#b9d2bb}.garden .scene:after{background:#c8d39b}.scene-icon{font-size:98px;position:relative;z-index:1;filter:drop-shadow(0 8px 3px #294e4018)}.cloud{position:absolute;left:32px;top:15px;font-size:48px;opacity:.8}.letter{position:absolute;right:55px;top:48px;transform:rotate(10deg);font-family:KaiTi,serif;font-size:48px;background:#fffaf0;border-radius:14px;padding:0 14px;box-shadow:0 4px 0 #b6cdbc}.spark{position:absolute;right:35px;bottom:30px;color:#c08727;font-size:25px}.number{position:absolute;top:40px;right:28px;font-size:28px;font-weight:800;letter-spacing:4px;transform:rotate(9deg);color:#6e7845}.bunny{font-size:48px;position:absolute;bottom:15px;left:70px;z-index:2}.world-body{padding:24px 30px 28px}.tag{font-size:12px;letter-spacing:1px;color:#6e8070}h2{margin:6px 0;font-size:28px}.world p{margin:4px 0 22px;color:#6c796c;font-size:16px}.go{display:flex;justify-content:space-between;background:#2c6552;color:white;padding:10px 17px;border-radius:13px;font-weight:600}.garden .go{background:#747d39}.outside{display:flex;align-items:center;gap:20px;margin:34px 0;padding:23px 26px;background:#eeeedf;border-radius:22px;border:1px dashed #c8cfb7}.outside>span{font-size:38px}.outside h2{font-size:18px;margin:0}.outside p{font-size:14px;margin:5px 0;color:#657260}.outside button{white-space:nowrap;font-size:14px}.outside>div{flex:1}.family{scroll-margin-top:24px;margin:30px 0}details{border-top:1px solid #d5dccb;border-bottom:1px solid #d5dccb}summary{padding:20px 0;cursor:pointer;font-size:15px}.family-body{padding:0 12px 24px;max-width:850px;font-size:14px;color:#566858}.family-body h2{font-size:18px;margin-top:20px}.backup-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.file-button{display:inline-flex;align-items:center}input[type=file]{width:100%;font-size:14px}footer{padding:10px 0 28px;font-size:12px;color:#73806d;display:flex;justify-content:space-between;gap:15px}#speechStatus{display:block;font-size:13px;color:#657260}@media(max-width:620px){.shell{padding:0 20px}header{padding:20px 0}.brand{font-size:18px}.welcome{padding-top:35px}.welcome p{font-size:16px}.worlds{grid-template-columns:1fr;gap:24px}.scene{height:170px}.world-body{padding:20px 24px}.outside{align-items:flex-start;flex-wrap:wrap;gap:12px;padding:20px}.outside>span{display:none}.outside button{width:100%}footer{flex-direction:column;gap:3px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

@media(min-width:768px) and (max-width:1180px){.shell{padding:0 36px}.welcome{padding:36px 0 28px}.scene{height:190px}.world-body{padding:24px}.world h2{font-size:30px}.go{padding:14px 18px;min-height:52px}.outside{margin:28px 0}}