:root{--green:#75483e;--ink:#513e39;--muted:#826b62;--paper:#fffbf5;--lime:#ffdf95}body{background:#fffbf5;color:var(--ink)}aside{width:246px;background:#fffaf1;border-color:#f2e6d9;padding:25px 18px;overflow-y:auto}.brand{font-size:23px;letter-spacing:-1px;gap:5px;color:#784c3c}.brand img{width:57px;height:57px}.brand>span:first-child{background:none;padding:0;color:inherit}aside small{margin:3px 12px;letter-spacing:1.5px;color:#997462}nav{margin-top:24px;gap:4px}nav a{padding:11px 14px;font-size:13px;min-height:43px}nav a.active{background:#ffe2b9;color:#714935;font-weight:bold;box-shadow:none}.aside-note{margin-top:24px;background:#fff0d1;text-align:center}.aside-note img{width:100px}.shell{margin-left:246px}header{height:76px;background:#fffdf9;border-color:#f2e6d9;padding:0 40px}header>span{color:#98735e;font-weight:bold;letter-spacing:1px}#user{border-color:#eadacb;background:#fff3e0;border-radius:24px}main{padding:32px 40px;max-width:1280px}h1{font-size:34px;letter-spacing:-1px}h2,h3{color:#634637}.eyebrow{color:#aa7157;letter-spacing:1.7px;font-weight:bold}.hero{background:linear-gradient(115deg,#ffedce,#ffe2d4);border:1px solid #f6d7b8;box-shadow:0 8px 0 #f3e4d2;color:#634637;position:relative;padding:34px 40px;grid-template-columns:1.5fr 1fr;min-height:280px}.hero h2{font-size:39px;line-height:1.18}.hero p{color:#876351}.hero .primary,.primary{background:#d96a4b;color:#fff;border-radius:16px;box-shadow:0 4px 0 #b95236;font-weight:bold}.primary:hover{background:#c6593c}.art{display:flex;justify-content:center;align-items:center;flex-direction:column;transform:none}.art img{width:245px;max-width:100%;filter:drop-shadow(0 9px 7px #e7c8aa)}.art small{font-size:10px;color:#9b7055;letter-spacing:2px}.card,.stat{border:1px solid #eee0d2;box-shadow:0 4px 0 #f4eadf;border-radius:22px}.stat:nth-child(1){background:#edf7ee}.stat:nth-child(2){background:#fff1d5}.stat:nth-child(3){background:#f8edf7}.stat strong{color:#775248}.stat span{color:#80685d}.card button{border-color:#ead9c8;border-radius:14px}button{min-height:44px}button:hover{background:#fff0d8}button.primary:hover{background:#c6593c}.bar{background:#f0e6db;height:10px}.bar i{background:#83c6ab}.icon{background:#fff0d4;border-radius:18px}.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:28px 0}.feature-card{padding:22px;border-radius:22px;min-height:175px;border:1px solid #e9dccd;display:flex;flex-direction:column;align-items:flex-start;box-shadow:0 4px 0 #efe5d8;text-align:left}.feature-card strong{font-size:17px;margin:15px 0 7px}.feature-card span:first-child{font-size:31px}.feature-card small{color:#7c6a61;line-height:1.5}.feature-card:nth-child(1){background:#eaf4ec}.feature-card:nth-child(2){background:#fff0d5}.feature-card:nth-child(3){background:#edf0ff}.feature-card:nth-child(4){background:#ffecef}.kids-banner{display:flex;gap:24px;align-items:center;background:#e9f5ef;border:1px solid #d6e9dc;padding:24px 30px;border-radius:24px;margin:30px 0}.kids-banner img{width:115px}.kids-banner h2{margin:0 0 7px}.kids-banner p{margin:0 0 12px}.kids-card{position:relative;background:#fff9ee}.kids-card:nth-child(3n+2){background:#eef8f3}.kids-card:nth-child(3n){background:#fff0f3}.kids-icon{font-size:43px}.kids-card .chip{float:right}.kids-word{display:flex;flex-direction:column;align-items:center;background:#fff;border:1px solid #ecdcc8;border-radius:22px;padding:22px;gap:6px}.kids-word .emoji{font-size:47px}.kids-word strong{font-size:32px}.kids-word button{width:100%}.kids-options{display:grid;grid-template-columns:1fr 1fr;gap:14px}.kids-options button{min-height:100px;font-size:20px;background:#fff8e9;border:2px solid #ead7b8}.kids-options button:disabled{opacity:1}.kids-feedback{padding:18px;background:#e8f5e9;border-radius:16px;line-height:1.7}.bottom-nav{display:none}footer{color:#997c6d}.flash{border-color:#eadccc;background:#fffdf9}.options button{border-color:#e8d8c7}.word{border-color:#f1e4d7}input,select,textarea{border-color:#e6d6c5!important}#toast{background:#64473a;color:white;max-width:calc(100vw - 24px)}
@media(max-width:1050px){.feature-grid{grid-template-columns:repeat(2,1fr)}.hero{padding:28px;grid-template-columns:1.5fr 1fr}.hero h2{font-size:33px}.art img{width:200px}}
@media(max-width:800px){aside{position:static;width:100%;padding:12px 16px;display:flex;align-items:center;gap:10px;justify-content:space-between;overflow:visible}.brand{font-size:21px;flex-shrink:0}.brand img{width:43px;height:43px}#mobile-nav{display:block;max-width:160px;font-size:12px;margin:0;padding:10px;border-radius:13px;background:#fff}aside nav,aside small,aside .aside-note,#profile{display:none}.shell{margin-left:0}header{height:56px;padding:0 18px}header>span{font-size:9px;letter-spacing:.4px}#user{font-size:12px;padding:9px 12px;max-width:170px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}main{padding:25px 18px 35px}h1{font-size:28px;line-height:1.2}.hero{margin:23px 0;padding:25px 22px;min-height:260px;grid-template-columns:1.4fr 1fr;gap:0}.hero h2{font-size:29px}.hero p{font-size:13px}.hero .art{display:flex}.art img{width:165px;max-width:125%;margin-left:-5px}.art small{display:none}.hero .primary{padding:12px 14px;font-size:13px}.stats{gap:9px}.stat{padding:14px 11px}.stat strong{font-size:24px}.stat span{font-size:10px}.feature-grid{gap:12px;margin:24px 0}.feature-card{padding:19px;min-height:163px}.feature-card strong{font-size:15px}.feature-card small{font-size:12px}.kids-banner{padding:20px;gap:12px}.kids-banner img{width:85px}.kids-banner h2{font-size:21px}.kids-banner p{font-size:12px}.grid{grid-template-columns:1fr}.kids-words{grid-template-columns:repeat(2,minmax(0,1fr))}.kids-word{padding:17px 10px}.kids-word strong{font-size:28px}.card{padding:20px}.toolbar{gap:10px}.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:grid;grid-template-columns:repeat(5,1fr);background:#fffdf9f5;backdrop-filter:blur(12px);border-top:1px solid #eddfd0;padding:7px 5px calc(7px + env(safe-area-inset-bottom));z-index:10}.bottom-nav a{text-align:center;font-size:10px;color:#8c6c5d;padding:6px 0;border-radius:12px}.bottom-nav a span{display:block;font-size:21px;margin-bottom:3px}.bottom-nav a.active{background:#ffedcd;color:#a85538;font-weight:bold}body{padding-bottom:78px}#toast{bottom:90px}footer{padding:20px;font-size:11px}audio{max-width:100%}.row{gap:10px}.kids-options button{font-size:18px}}
@media(max-width:380px){.hero{grid-template-columns:1fr}.hero .art{position:absolute;right:5px;top:12px;opacity:.28;width:140px;pointer-events:none}.hero>div:first-child{position:relative;z-index:1}.hero p{max-width:230px}.brand{font-size:18px}#mobile-nav{max-width:140px}}
@media(prefers-reduced-motion:no-preference){.art img{animation:baobao-float 5s ease-in-out infinite}@keyframes baobao-float{50%{transform:translateY(-7px) rotate(2deg)}}}

.brand b{color:#ff9800}.primary,.hero .primary{background:linear-gradient(140deg,#ffb32b,#ff7b08);box-shadow:0 4px 0 #e06b00}.hero{background:radial-gradient(ellipse at 75% 80%,#ffedb0 0,transparent 60%),linear-gradient(110deg,#fff2cf,#ffe5a5)}.feature-card{color:white;border:0;box-shadow:inset 0 1px 2px #ffffff80,0 5px 0 #0000000d}.feature-card small{color:#fff}.feature-card:nth-child(1){background:linear-gradient(140deg,#ffb861,#ff892e)}.feature-card:nth-child(2){background:linear-gradient(140deg,#87baff,#468bff)}.feature-card:nth-child(3){background:linear-gradient(140deg,#9ade78,#5bb740)}.feature-card:nth-child(4){background:linear-gradient(140deg,#ffa6c8,#ef6395)}.feature-card:nth-child(5){background:linear-gradient(140deg,#bba0ff,#9670e9)}.feature-card:nth-child(6){background:linear-gradient(140deg,#ffcf54,#ffa800)}.feature-grid{grid-template-columns:repeat(3,1fr)}.primary:hover,.hero .primary:hover{background:#ef850b}.art img{width:280px}.level-mini{display:flex;align-items:center;gap:14px;padding:18px;background:#eff8e4;border-radius:20px;border:1px solid #d9e8c7}.level-mini:nth-child(2n){background:#fff0d0;border-color:#f2ddb1}.level-mini:nth-child(3n){background:#ffeaee;border-color:#f1ced9}.level-mini .level-num{width:48px;height:48px;border-radius:16px;background:#fff9;display:grid;place-items:center;font-weight:bold;font-size:22px}.level-mini p{margin:4px 0 0;font-size:12px}.level-mini .arrow{margin-left:auto}.level-path{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:20px 0 30px}@media(max-width:800px){.feature-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.feature-card{padding:16px 8px;min-height:120px;align-items:center;text-align:center}.feature-card strong{margin:8px 0 0;font-size:14px}.feature-card small{display:none}.feature-card span:first-child{font-size:32px}.hero .art img{width:185px}.level-path{grid-template-columns:1fr}.hero{min-height:240px}}
@media(max-width:800px){.hero{grid-template-columns:minmax(0,1.4fr) minmax(0,1fr)}.hero>div{min-width:0}.hero .art img{max-width:100%}.kids-banner>div{min-width:0}.kids-banner{overflow:hidden}.toolbar select{max-width:100%}}

@media(max-width:480px){.hero{display:flex;flex-direction:column;padding:22px;gap:6px}.hero .art{order:-1;display:flex;position:static;opacity:1;width:100%;pointer-events:auto}.hero .art img{width:165px;max-width:100%;margin:0}.hero h2{font-size:27px;margin:9px 0}.hero p{margin:10px 0 16px;max-width:none}.hero .primary{width:100%}h1{font-size:25px}.kids-banner{align-items:flex-start}.kids-banner img{width:72px;flex-shrink:0}}