/* 一一学习工作台 · 风格① 绘本童趣（霞鹜文楷 + Nunito，自托管子集字体） */
@font-face{font-family:"WK";src:url(/library/static/fonts/wenkai-ui-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"WK";src:url(/library/static/fonts/wenkai-ui-700.woff2) format("woff2");font-weight:700 900;font-display:swap}
@font-face{font-family:"WKX";src:url(/library/static/fonts/wenkai-ext-400.woff2) format("woff2");font-weight:400 900;font-display:swap;unicode-range:U+4E00-9FFF}
@font-face{font-family:"Nunito";src:url(/library/static/fonts/nunito-var.woff2) format("woff2");font-weight:200 1000;font-display:swap;unicode-range:U+0000-024F,U+1E00-1EFF,U+2000-206F}
*{box-sizing:border-box;margin:0;padding:0}
:root{--p:#7B52D3;--pd:#5B36B0;--pl:#F1EAFB;--pb:#CDB8F2;--bg:#FFF6E9;--dot:#F3E2C8;--ink:#4A3B5C;--mut:#8A7A9A;--line:#EFE3D2;
 --blue:#4A7FD0;--green:#3E9E6A;--orange:#E8835A;--gold:#C9971A;--sun:#FFD36E;
 --cn:"WK","WKX",-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
 --font:"Nunito",var(--cn)}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5;
 background-image:radial-gradient(var(--dot) 1.2px,transparent 1.3px);background-size:18px 18px;background-attachment:scroll} /* v110: fixed→scroll，减滚动合成卡顿 */
a{color:var(--p);text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select{font:inherit}
b,strong,h1,h2,h3{font-weight:700}
.muted{color:var(--mut)}.small{font-size:12px}.err{color:#C8553D;min-height:1.5em;margin-top:8px}
.wob{border-radius:26px 20px 28px 22px/22px 28px 20px 26px}
.demo-banner{display:none}
body.demo .demo-banner{display:block;position:fixed;z-index:70;top:calc(8px + env(safe-area-inset-top));right:12px;background:#FFE08A;color:#7A5200;font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:12px;transform:rotate(3deg);box-shadow:0 2px 0 #E5C060;pointer-events:none;max-width:60vw;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
/* ---------- 布局：手机优先 ---------- */
.shell{min-height:100vh}
.stage{position:relative;min-width:0}
.stage:before{content:"";position:absolute;top:0;left:0;right:0;height:220px;z-index:0;pointer-events:none;background:radial-gradient(ellipse 70% 60% at 88% 8%,rgba(205,184,242,.16),transparent 55%),radial-gradient(ellipse 55% 45% at 10% 0%,rgba(255,232,214,.28),transparent 50%),linear-gradient(180deg,rgba(255,249,240,.55),transparent 70%)}
.hills{position:absolute;top:0;left:0;width:100%;height:150px;z-index:0;pointer-events:none;opacity:.72}
main{position:relative;z-index:1;padding:calc(18px + env(safe-area-inset-top)) 16px calc(100px + env(safe-area-inset-bottom));max-width:1400px}
/* 悬浮胶囊底部导航 */
.side{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:40;height:64px;background:#fff;border-radius:32px;box-shadow:0 6px 20px rgba(122,82,211,.18);display:flex;justify-content:space-around;align-items:center;padding:0 6px}
.side .logo,.side .side-foot{display:none}
.side a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;font-family:var(--cn);font-size:11px;color:#6E6280;min-height:52px}
.side a span{font-size:20px;filter:grayscale(.9);opacity:.6;line-height:1.25;transition:transform .15s}
.side a b{font-weight:400}
.side a.on{color:var(--p)}.side a.on b{font-weight:700}.side a.on span{filter:none;opacity:1;transform:scale(1.15)}
.side a.on:after{content:"";display:block;width:6px;height:6px;border-radius:3px;background:var(--p);margin-top:1px}
@media (min-width:768px){
 .shell{display:flex}
 .stage{flex:1}
 .hills{height:170px}
 .side{position:sticky;top:0;left:auto;right:auto;bottom:auto;height:100vh;width:210px;flex-shrink:0;flex-direction:column;justify-content:flex-start;align-items:stretch;border-radius:0 30px 30px 0;box-shadow:4px 0 20px rgba(122,82,211,.08);padding:24px 12px;overflow-y:auto;-webkit-overflow-scrolling:touch}
 .side .logo{display:block;font-family:var(--cn);font-size:18px;font-weight:700;color:var(--pd);margin:0 8px 22px;line-height:1.35}
 .side a{flex:none;flex-direction:row;gap:10px;padding:10px 14px;border-radius:18px 14px 20px 16px;font-size:15.5px;color:#6E6280;margin-bottom:6px;justify-content:flex-start;min-height:46px}
 .side a span{font-size:19px;filter:none;opacity:1}
 .side a.on{background:var(--pl);color:var(--pd)}.side a.on span{transform:none}.side a.on:after{display:none}
 .side .side-foot{display:flex;flex-direction:column;margin-top:auto}
 .side .side-foot .lnk{font-size:13px;color:var(--mut);padding:6px 14px;min-height:0}
 main{padding:26px 28px 40px}
 body.demo .demo-banner{top:14px;right:22px}
}
@media (min-width:1280px){.side{width:230px}}
/* ---------- 通用 ---------- */
h1{font-family:var(--cn);font-size:26px;color:var(--ink);line-height:1.3}
h2{font-family:var(--cn);font-size:20px}
h3{font-family:var(--cn)}
.hdr{margin-bottom:14px;padding-right:70px}.hdr p{font-family:var(--cn);font-size:13px;color:var(--mut)}
.card{background:#fff;border-radius:24px 18px 26px 20px/20px 26px 18px 24px;padding:14px;box-shadow:0 3px 0 #EADBC6,0 6px 16px rgba(120,80,40,.08);margin-bottom:12px;position:relative}
.card h3{font-size:15px;margin-bottom:8px}
.hero{background:var(--p);color:#fff;padding:16px 16px 14px;box-shadow:0 5px 0 var(--pd);margin-top:14px}
.hero:before{content:"";position:absolute;inset:6px;border:2px dashed rgba(255,255,255,.35);border-radius:inherit;pointer-events:none}
.hero .big{font-size:34px;font-weight:800;font-family:"Nunito",var(--cn)}.hero .big span{font-family:var(--cn);font-weight:400}
.hero-play{position:absolute;right:16px;top:16px;width:62px;height:62px;border-radius:50%;background:var(--sun);color:var(--pd);display:flex;align-items:center;justify-content:center;font-size:24px;box-shadow:0 4px 0 #D9A93C;z-index:2}
.hero .row{display:flex;gap:7px;margin-top:10px;position:relative}
.hero .row a{flex:1;background:#fff;border-radius:14px;padding:8px 0;text-align:center;font-family:var(--cn);font-weight:700;font-size:13.5px;min-height:40px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0}.grid2 .card{margin:0}
.stat{padding:12px 14px}.stat .k{font-family:var(--cn);font-size:12.5px;font-weight:700}.stat .v{font-size:30px;font-weight:800;line-height:1.2;font-family:"Nunito",var(--cn)}.stat .d{font-family:var(--cn);font-size:11.5px;color:#7A6A8A}
.s1{background:#FFD6C2;box-shadow:0 3px 0 #E8835A33}.s1 .k,.s1 .v{color:var(--orange)}
.s2{background:#CDEFD9;box-shadow:0 3px 0 #3E9E6A33}.s2 .k,.s2 .v{color:var(--green)}
.s3{background:#FFF0B8;box-shadow:0 3px 0 #C9971A33}.s3 .k,.s3 .v{color:var(--gold)}
.s4{background:#E8DCFF;box-shadow:0 3px 0 #7B52D333}.s4 .k,.s4 .v{color:var(--p)}
@media (min-width:768px){.cols{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start}.grid2{grid-template-columns:repeat(4,1fr)}.hero{margin-top:18px}}
.bars{display:flex;align-items:flex-end;height:88px;gap:8px;padding:0 4px}
.bars>div{flex:1;display:flex;gap:2px;align-items:flex-end;height:100%;min-width:0}
.bars .bb{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;height:100%;min-width:0}
.bars .bn{font-size:10px;font-weight:800;line-height:1;margin-bottom:3px;color:#7A6B8F;font-variant-numeric:tabular-nums;font-style:normal}
.bars i{display:block;width:100%;border-radius:8px 8px 3px 3px;min-height:4px}
.bl{background:#B9A3F0}.br{background:#9FDDB9}.bh{background:#F5C96A}
.chips{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:12px}
.chip{padding:6px 13px;border-radius:16px;font-family:var(--cn);font-weight:700;font-size:13px;background:#fff;color:var(--p);border:2px dashed var(--pb);min-height:34px}
.chip.on{background:var(--p);color:#fff;border:2px solid var(--p)}
.search{width:100%;background:#fff;border:2px dashed var(--pb);border-radius:18px 14px 20px 16px;padding:10px 14px;font-size:15px;margin-bottom:12px;outline:none;font-family:var(--font);color:var(--ink)}
.search:focus{border-style:solid;border-color:var(--p)}
.ms{display:inline-flex;align-items:center;gap:3px;font-family:var(--cn);font-size:11.5px;padding:1px 8px;border-radius:9px;margin:2px 4px 2px 0;white-space:nowrap}
.ms.l{background:#E3EDFB;color:var(--blue)}.ms.r{background:#E2F6E9;color:#2F8A57}.ms.n{background:#F3F0F6;color:#A79DB3}.ms.o{background:#FFF0B8;color:#9A7210}
.dots{display:inline-flex;gap:3px;vertical-align:middle;margin-left:3px}.dots i{width:6px;height:6px;border-radius:50%;background:#E6DAF6}.dots i.f{background:var(--p)}
.list .it{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1.5px dashed var(--line)}
.list .it:last-child{border-bottom:0}
.it .pic{font-size:28px;width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:#FFF6E9;border-radius:14px 12px 15px 11px}
.it .main{flex:1;min-width:0}.it .w{font-size:17px;font-weight:800}.it .m{font-family:var(--cn);color:var(--mut);font-size:14px;margin-left:6px}
.it .src{font-family:var(--cn);font-size:12px;color:var(--mut)}
.say{width:44px;height:44px;border-radius:50%;background:var(--pl);font-size:18px;flex-shrink:0;box-shadow:0 2px 0 var(--pb)}
.empty{text-align:center;color:var(--mut);padding:30px 10px;font-family:var(--cn)}
.empty .e{font-size:44px}
table.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{text-align:left;color:var(--mut);font-family:var(--cn);font-weight:400;font-size:12.5px;padding:8px;border-bottom:1.5px dashed var(--line)}
.tbl td{padding:9px 8px;border-bottom:1.5px dashed var(--line);vertical-align:middle}
.tbl td:nth-child(3){font-family:var(--cn)}
.tbl tr.sel td,.tbl tbody tr:hover td{background:#FBF6FF;cursor:pointer}
.split{display:block}.detail{display:none}
@media (min-width:1280px){.split,.desk-only.split{display:grid;grid-template-columns:1fr 320px;gap:16px;align-items:start}.detail{display:block;position:sticky;top:40px}}
.mobile-only{display:block}.desk-only{display:none}
@media (min-width:1280px){.mobile-only{display:none}.desk-only{display:block}}
.hz-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
@media (min-width:768px){.hz-grid{grid-template-columns:repeat(5,1fr)}}@media (min-width:1280px){.hz-grid{grid-template-columns:repeat(8,1fr)}}
.hz{background:#fff;border-radius:22px 18px 24px 16px/18px 24px 16px 22px;padding:10px;text-align:center;box-shadow:0 3px 0 #EADBC6;cursor:pointer}
.hz:nth-child(4n+1){background:#FFF0B8}.hz:nth-child(4n+2){background:#FFE3D6}.hz:nth-child(4n+3){background:#DDF3E4}.hz:nth-child(4n){background:#EDE4FF}
.hz .c{font-family:var(--cn);font-size:48px;font-weight:700;line-height:1.2}
.hz .py{color:var(--orange);font-size:14px;font-weight:700}.hz .ws{font-family:var(--cn);font-size:12px;color:var(--mut);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
/* ---------- 书架 ---------- */
.shelf{display:grid;grid-template-columns:repeat(3,1fr);gap:16px 12px}
@media (min-width:768px){.shelf{grid-template-columns:repeat(5,1fr)}}@media (min-width:1024px){.shelf{grid-template-columns:repeat(6,1fr)}}
@media (min-width:1280px){.shelf{grid-template-columns:repeat(7,1fr)}}@media (min-width:1600px){.shelf{grid-template-columns:repeat(8,1fr)}}
.bk{text-align:center;display:flex;flex-direction:column}
.cv-wrap{position:relative;background:#fff;padding:5px;border-radius:16px 14px 18px 12px;box-shadow:0 4px 0 #E5D6F5,0 6px 14px rgba(120,80,40,.08)}
/* 封面底部紫色软垫：按级别轻轻换色（无文字小标）；默认紫灰 */
.cv-wrap.cv-t1{box-shadow:0 4px 0 #D4E8F4,0 6px 14px rgba(100,140,170,.10)}   /* L1 软天蓝 */
.cv-wrap.cv-t2{box-shadow:0 4px 0 #D4EDE0,0 6px 14px rgba(90,140,110,.10)}   /* L2 软薄荷绿 */
.cv-wrap.cv-t3{box-shadow:0 4px 0 #F0E6C8,0 6px 14px rgba(160,130,60,.10)}   /* L3 软奶油金 */
.cv-wrap.cv-t4{box-shadow:0 4px 0 #F0D8CE,0 6px 14px rgba(180,110,90,.10)}   /* L4 软珊瑚 */
.cv-wrap.cv-t5{box-shadow:0 4px 0 #E8D8E8,0 6px 14px rgba(140,100,140,.10)}  /* L5+ 软mauve */
.cover{aspect-ratio:3/4;border-radius:12px 10px 14px 9px;display:flex;flex-direction:column;justify-content:space-between;align-items:center;padding:8px 6px;color:#fff;overflow:hidden;position:relative;background:#ccc}
.cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cover .lv{font-size:10.5px;font-weight:800;opacity:.95;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:100%}.cover .em{font-size:36px}.cover .ph{font-family:var(--cn);font-size:9.5px;opacity:.85}
.sticker{position:absolute;bottom:22px;right:-8px;width:44px;height:44px;border-radius:50%;background:var(--sun);color:#7A5200;font-family:var(--cn);font-size:11px;font-weight:700;display:flex;align-items:center;justify-content:center;transform:rotate(12deg);box-shadow:0 2px 0 #D9A93C;z-index:2}
.bk .t{font-size:13px;font-weight:800;margin-top:8px;line-height:1.3;height:34px;overflow:hidden}
.bk .mark{margin-top:5px;font-family:var(--cn);font-size:12.5px;font-weight:700;border-radius:12px;padding:6px 2px;background:#fff;color:var(--p);border:2px dashed var(--pb);min-height:36px}
.bk.done .mark{background:#E2F6E9;color:#2F8A57;border:2px solid #E2F6E9}
.bk .play{font-family:var(--cn);font-size:12px;margin-top:4px}
.plank{height:9px;background:repeating-linear-gradient(90deg,#E8D3B2 0 14px,#DEC59F 14px 28px);border-radius:6px;margin:10px 0 18px;box-shadow:0 3px 0 #CDB08A}
.lvh{font-size:15px;margin:4px 0 10px;color:var(--pd)}.lvh a{color:var(--pd)}
/* 系列选择器 */
.sernav{display:flex;gap:7px;overflow-x:auto;padding:2px 2px 8px;margin-bottom:6px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.sernav::-webkit-scrollbar{display:none}
.ser{flex-shrink:0;display:flex;align-items:center;gap:6px;padding:7px 14px;border-radius:18px;background:#fff;border:2px dashed var(--pb);color:var(--p);font-family:var(--cn);min-height:40px;white-space:nowrap}
.ser b{font-family:"Nunito",var(--cn)}
.ser span{font-size:12px;background:var(--pl);border-radius:10px;padding:0 7px}
.ser small{display:none}
.ser.on{background:var(--p);border:2px solid var(--p);color:#fff}.ser.on span{background:rgba(255,255,255,.25)}
@media (min-width:768px){
 .res-layout{display:grid;grid-template-columns:200px 1fr;gap:18px;align-items:start}
 .sernav{flex-direction:column;overflow:visible;position:sticky;top:30px;background:#fff;border-radius:24px 18px 26px 20px;padding:10px;box-shadow:0 3px 0 #EADBC6,0 6px 16px rgba(120,80,40,.08)}
 .ser{border:0;border-radius:16px 12px 18px 14px;flex-wrap:wrap;justify-content:space-between;text-align:left;padding:9px 12px;white-space:normal}
 .ser.on{border:0}
 .ser b{flex:1}.ser small{display:block;width:100%;font-size:11px;opacity:.75;font-weight:400}
 .res-main{min-width:0}
}
.toast{position:fixed;left:16px;right:16px;bottom:calc(92px + env(safe-area-inset-bottom));z-index:60;background:var(--ink);color:#fff;border-radius:18px 14px 20px 16px;padding:12px 14px;font-family:var(--cn);font-size:14px;display:flex;justify-content:space-between;align-items:center;gap:10px;max-width:520px;margin:0 auto;box-shadow:0 4px 0 #2E2340}
.toast[hidden]{display:none}
.toast button{color:var(--sun);font-weight:800;padding:6px 10px}
@media (min-width:768px){.toast{bottom:24px;left:230px}}
.btn{border-radius:18px 14px 20px 16px;padding:10px 18px;font-family:var(--cn);font-weight:700;background:var(--pl);color:var(--pd);min-height:44px;display:inline-block}
.btn.primary{background:var(--p);color:#fff;box-shadow:0 4px 0 var(--pd)}.btn.big{font-size:19px;padding:14px 20px;width:100%}
.btn:active{transform:translateY(2px);box-shadow:0 2px 0 var(--pd)}
/* 内容详情 */
.ct-head{display:flex;gap:14px}.ct-head .cover{width:96px;flex-shrink:0}
.ks{background:#FFF6E0;border-radius:14px 12px 16px 10px;padding:10px 12px;margin:6px 0;font-size:15px;border-left:4px solid var(--sun)}
p{font-family:var(--cn)}
/* ---------- 复习 ---------- */
.rv-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-family:var(--cn)}
.rv-top .x{font-size:22px;color:var(--mut);width:44px;height:44px}
.prog{height:12px;border-radius:6px;background:#EFE4D2;overflow:hidden}.prog i{display:block;height:100%;border-radius:6px;background:repeating-linear-gradient(45deg,#7B52D3 0 8px,#9370E0 8px 16px);transition:width .3s}
.seg{display:inline-flex;background:#fff;border-radius:20px;padding:3px;font-family:var(--cn);font-size:13px;font-weight:700;box-shadow:0 3px 0 #EADBC6}
.seg button{padding:6px 14px;border-radius:16px;color:var(--mut);min-height:34px}.seg button.on{background:var(--p);color:#fff}
.seg+.seg{margin-left:4px}
.rv{max-width:560px;margin:0 auto;text-align:center}
.rv h2{margin-top:10px}
.spk{position:relative;margin:18px auto 0;width:170px;height:124px;display:flex;align-items:center;justify-content:center;font-size:50px;filter:drop-shadow(0 6px 0 #5B36B055)}
.spk .cloud{position:absolute;inset:0;width:100%;height:100%;fill:var(--p)}
.spk span{position:relative;margin-top:14px}
.spk:active{transform:scale(.96)}
.spk.sm{width:120px;height:88px;font-size:34px;margin-top:14px}
.opts{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px;padding:0 4px}
.opt{border:5px solid #fff;border-radius:26px 20px 28px 22px/22px 28px 20px 26px;aspect-ratio:1/0.9;font-size:72px;transition:transform .15s}
.opt:nth-child(1){background:#FFD6C2;box-shadow:0 4px 0 #E8835A44;transform:rotate(-2deg)}
.opt:nth-child(2){background:#D6E6FF;box-shadow:0 4px 0 #4A7FD044;transform:rotate(2deg)}
.opt:nth-child(3){background:#FFF0B8;box-shadow:0 4px 0 #C9971A44;transform:rotate(1.5deg)}
.opt:nth-child(4){background:#C9F1F0;box-shadow:0 4px 0 #2E9C9844;transform:rotate(-1.5deg)}
.opt.right{border-color:#5BC48A;transform:rotate(0) scale(1.05);box-shadow:0 0 0 4px #CFF0DC,0 4px 0 #3E9E6A66}.opt.dim{opacity:.35}
.rcard{background:#fff;box-shadow:0 5px 0 #E5D6F5,0 10px 26px rgba(122,82,211,.12);padding:28px 16px;margin-top:16px;min-height:340px;position:relative}
.rcard:before{content:"";position:absolute;inset:8px;border:2px dashed #EADFF8;border-radius:inherit;pointer-events:none}
.rcard .word{font-size:80px;font-weight:800;letter-spacing:2px;line-height:1.1;margin:20px 0;font-family:"Nunito",var(--cn);word-break:break-word;color:var(--ink)}
.rcard .word.hz{font-family:var(--cn);font-size:120px}
.ans{display:flex;gap:14px;margin-top:18px}
.ans button{flex:1;border-radius:24px 18px 26px 20px;padding:16px 0;font-family:var(--cn);font-size:20px;font-weight:800;min-height:60px}
.ans .no{background:#FFE3D2;color:#C0623A;box-shadow:0 4px 0 #F1BFA3}.ans .ok{background:#4DB57E;color:#fff;box-shadow:0 4px 0 #2F8A57}
.ans button:active{transform:translateY(2px)}
.stars{font-size:15px;color:var(--gold);font-weight:800}
.burst{font-size:64px;animation:pop .6s ease}@keyframes pop{0%{transform:scale(.3);opacity:0}60%{transform:scale(1.2)}100%{transform:scale(1)}}
.rv-pick{display:grid;gap:14px;margin-top:10px}
@media (min-width:768px){.rv-pick{grid-template-columns:repeat(3,1fr)}}
.rv-pick a{display:block;padding:16px 18px;color:#fff;font-family:var(--cn);font-weight:700;font-size:19px;min-height:92px;box-shadow:0 5px 0 rgba(0,0,0,.12)}
.rv-pick a small{display:block;font-weight:400;font-size:13px;opacity:.92}
/* ---------- 登录 ---------- */
.login-page{display:flex;min-height:100vh;align-items:center;justify-content:center;padding:20px;position:relative}
.login-hills{position:fixed;height:170px}
.login{position:relative;z-index:1;background:#fff;padding:30px 22px;width:100%;max-width:360px;text-align:center;box-shadow:0 5px 0 #E5D6F5,0 10px 28px rgba(122,82,211,.15)}
.login-emoji{font-size:48px}.login h1{font-size:23px;margin:6px 0 2px}
.login input{width:100%;margin:18px 0 12px;padding:14px;border-radius:18px 14px 20px 16px;border:2px dashed var(--pb);font-size:22px;text-align:center;letter-spacing:6px;outline:none;font-family:"Nunito",sans-serif;background:#FFFCF6}
.login input:focus{border-style:solid;border-color:var(--p)}
.loading{padding:40px;text-align:center;color:var(--mut);font-family:var(--cn)}
/* 响应式修正 */
.demo-banner span{display:none}
body.demo .demo-banner{top:auto;bottom:calc(84px + env(safe-area-inset-bottom));right:auto;left:50%;transform:translateX(-50%) rotate(-2deg)}
@media (min-width:768px){
 .demo-banner span{display:inline}
 body.demo .demo-banner{top:14px;bottom:auto;left:auto;right:22px;transform:rotate(3deg)}
 .hills{left:auto;right:0;width:560px;height:216px}
 .grid2{grid-template-columns:1fr 1fr}
}
@media (min-width:1440px){.grid2{grid-template-columns:repeat(4,1fr)}}
@media (min-width:768px){.opts{max-width:440px;margin-left:auto;margin-right:auto;gap:18px}.opt{font-size:64px}}
/* ===== 书名：一一的小书房 ===== */
.brand{display:inline-flex;align-items:flex-end;gap:.22em;font-family:var(--cn);font-weight:700;line-height:1;letter-spacing:0;margin:2px 0 4px}
.brand .bk{width:1.15em;height:1em;flex:none;transform:rotate(-8deg) translateY(-.06em);filter:drop-shadow(0 .05em 0 rgba(91,58,168,.18))}
.brand .bt{display:inline-flex;align-items:flex-end}
.brand i{font-style:normal;display:inline-block;-webkit-text-stroke:.12em #fff;paint-order:stroke fill;text-shadow:0 .07em 0 rgba(91,58,168,.22);margin-right:-.02em}
.brand .c1{color:#7B52D3;transform:rotate(-6deg)}
.brand .c2{color:#F07A5A;transform:rotate(5deg) translateY(-.06em)}
.brand .c3{color:#9C86C9;font-size:.62em;margin:0 .08em .1em;transform:rotate(-4deg)}
.brand .c4{color:#3FAE6F;transform:rotate(4deg) translateY(-.04em)}
.brand .c5{color:#E9A21B;transform:rotate(-5deg)}
.brand .c6{color:#3E8FD8;transform:rotate(6deg) translateY(-.05em)}
.b-home{font-size:38px;margin-top:0}
.b-login{font-size:42px;margin:4px 0 10px;justify-content:center}
.b-side{font-size:22px}
.side .logo{margin:2px 6px 24px!important}
@media (min-width:768px){.b-home{font-size:46px}}
@media (min-width:1440px){.b-home{font-size:52px}}
.login .brand+.muted{margin-top:2px}
/* ===== 家长管理 ===== */
.nav-admin{display:none!important}
@media (min-width:768px){.side a.nav-admin{display:flex!important;margin-top:8px;border:2px dashed var(--pb)}.mobile-admin{display:none}}
.mobile-admin{text-align:center;margin:18px 0 6px}
.admin-gate{max-width:420px;margin:10px auto;text-align:center}
.admin-gate .search{font-size:22px;text-align:center;letter-spacing:6px;margin:14px 0}
.admin-tabs{overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px;scrollbar-width:none}.admin-tabs .chip{flex:none}
.admin-quick{background:linear-gradient(180deg,#F3ECFF,#FFFFFF);border:2px solid var(--pb)}
.aq-row{display:flex;gap:10px;align-items:center}.aq-row .search{flex:1;margin:0;font-size:20px;padding:13px 16px;border-style:solid;background:#fff}
.aq-src{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin-top:12px}.aq-src .chip{font-size:12px;min-height:30px;padding:4px 10px}
.search.thin{width:auto;flex:1;min-width:140px;margin:0;padding:6px 12px;font-size:13px}
.aq-tools{margin-top:10px}
.tog{display:inline-flex;align-items:center;gap:6px;font-family:var(--cn);font-weight:700;font-size:14px;color:var(--pd);background:#fff;border:2px dashed var(--pb);border-radius:16px;padding:8px 12px;white-space:nowrap;cursor:pointer}
.tog input{width:18px;height:18px;accent-color:var(--p)}
.abatch{width:100%;min-height:120px;margin:10px 0;border:2px dashed var(--pb);border-radius:18px 14px 20px 16px;padding:12px;font:inherit;font-size:16px;background:#fff;outline:none}
.abatch:focus{border-style:solid;border-color:var(--p)}
.admin-list .it{align-items:center}
.iconb{width:40px;height:40px;border-radius:14px;background:var(--pl);font-size:17px;flex:none}
.iconb.danger{background:#FFE4E1}
.admin-hz .hz{position:relative}.aops{display:flex;gap:6px;justify-content:center;margin-top:6px}.aops .iconb{width:34px;height:34px;font-size:14px}
.lnk{color:var(--p);font-weight:700;text-decoration:underline;text-underline-offset:3px}
.adlg{position:fixed;inset:0;z-index:80;background:rgba(46,35,64,.45);display:flex;align-items:flex-end;justify-content:center;padding:12px}
.adlg-card{background:#FFFCF6;width:100%;max-width:520px;max-height:88vh;overflow:auto;padding:20px;box-shadow:0 8px 0 rgba(91,58,168,.2)}
.adlg-card h2{font-family:var(--cn);margin-bottom:10px}
.adlg-card label{display:block;font-family:var(--cn);font-size:13px;color:var(--mut);margin:10px 0 4px}
.adlg-card label input:not([type=checkbox]),.adlg-card label textarea,.adlg-card label select{display:block;width:100%;margin-top:4px;border:2px dashed var(--pb);border-radius:14px;padding:10px 12px;font-size:16px;color:var(--ink);background:#fff;outline:none}
.adlg-card label.tog{display:inline-flex;color:var(--pd)}
.adlg-card textarea{min-height:70px}
.adlg-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:18px}.adlg-actions .btn{flex:1}
.btn.danger{background:#E0475F;box-shadow:0 4px 0 #A82A3E}
.danger-card{border:3px solid #F7B8C0}
.del-list{margin:8px 0 10px 18px;line-height:1.8;font-size:15px}
@media (min-width:768px){.adlg{align-items:center}.adlg-actions .btn{flex:none;min-width:110px}}
/* ===== 双语书名（方案 A：Playfair 斜体 · 暖棕 · 星星缎线）===== */
@font-face{font-family:"EnA";src:url(/library/static/fonts/en-playfair-it.woff2) format("woff2");font-weight:400 900;font-style:italic;font-display:swap}
.brand2{display:inline-flex;flex-direction:column;align-items:center;font-size:38px;margin:6px 0 10px}
.brand2 .brand{font-size:1em;margin:0}
.b-orn{display:flex;align-items:center;gap:.2em;margin:.2em 0 .12em;font-size:.42em}
.b-orn i{display:block;width:3.2em;height:1.5px;border-radius:2px;background:linear-gradient(90deg,transparent,#D6B48E)}
.b-orn i:last-child{background:linear-gradient(270deg,transparent,#D6B48E)}
.b-orn b{display:block;width:.26em;height:.26em;border-radius:50%}
.b-orn .d1{background:#F07A5A}.b-orn .d2{background:#3E8FD8}
.b-orn svg{width:.66em;height:.66em;fill:#FFC94A;stroke:#E9A21B;stroke-width:1.2}
.brand-en{font-family:"EnA","Playfair Display",Georgia,serif;font-style:italic;font-weight:500;color:#8A5A3C;letter-spacing:.1em;font-size:.42em;line-height:1.25;white-space:nowrap}
.b-login{font-size:44px;margin:10px auto 18px}
.b-home{font-size:38px}
@media (min-width:768px){.brand2.b-home{font-size:48px}}
@media (min-width:1440px){.brand2.b-home{font-size:54px}}
.brand2.b-side{font-size:22px;align-items:flex-start;margin:0}.b-side .b-orn{display:none}
.b-side .brand-en{font-size:.56em;letter-spacing:.06em;margin-top:.3em;padding-left:1.45em}
.brand-mini{display:flex;align-items:baseline;gap:9px;margin:0 0 8px;white-space:nowrap;overflow:hidden}
.brand-mini b{font-family:var(--cn);font-size:15px;color:var(--pd);letter-spacing:.06em}
.brand-mini i{font-family:"EnA",Georgia,serif;font-style:italic;font-weight:500;font-size:13px;letter-spacing:.06em;color:#8A5A3C}
.brand-mini:before{content:"";width:6px;height:6px;border-radius:50%;background:#FFC94A;align-self:center;flex:none}
@media (min-width:768px){.brand-mini{display:none}}
.login{padding:34px 22px 28px;max-width:420px}
@media (min-width:768px){.login{max-width:500px;padding:44px 40px 34px}.b-login{font-size:58px;margin:6px auto 22px}}
/* ===== 绘本阅读器 ===== */
.cv-wrap{display:block;position:relative}
a.cv-wrap{cursor:pointer;transition:transform .15s}a.cv-wrap:active{transform:scale(.97)}
.cover img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:inherit}
.cover.has-pic .lv,.cover.has-pic .em,.cover.has-pic .ph,.cover:has(>img) .lv,.cover:has(>img) .em,.cover:has(>img) .ph{display:none!important}
.rd-badge{position:absolute;right:6px;bottom:6px;background:#fff;border-radius:10px;padding:1px 5px;font-size:13px;box-shadow:0 2px 0 rgba(91,58,168,.18)}
body.reading .side,body.reading .hills{display:none}
body.reading .stage{margin:0!important;padding:0!important}
body.reading main{padding:0!important;max-width:none!important}
body.reading .demo-banner{top:auto;bottom:6px;left:6px;right:auto;transform:none;opacity:.85;font-size:11px}

/* v114：阅读器禁止横向溢出（HTML width/height 与工具条曾撑出底栏滚动条） */
html.reading, body.reading{overflow-x:hidden;max-width:100%}
body.reading .shell, body.reading .stage, body.reading main, body.reading .reader{max-width:100%;overflow-x:hidden}
.reader{width:100%;max-width:100vw;box-sizing:border-box}
.rd-stage,.rd-pages,.rd-bar,.rd-top{max-width:100%;box-sizing:border-box}
.rd-pages img{max-width:100%;height:auto}
.rd-pages.two{max-width:100%}
.rd-pages.two img{max-width:50%;height:auto}

.reader{display:flex;flex-direction:column;height:100vh;height:100dvh;padding:calc(8px + env(safe-area-inset-top)) 10px calc(8px + env(safe-area-inset-bottom));gap:8px}
.rd-top{display:flex;align-items:center;gap:10px}
.rd-top .x{width:40px;height:40px;border-radius:14px;background:#fff;box-shadow:0 3px 0 #EADBC6;font-size:16px;flex:none}
.rd-title{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.2}
.rd-title b{font-family:"Nunito",var(--cn);font-size:17px;color:var(--pd);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rd-title small{font-size:12px;color:var(--mut)}
.rd-pg{font-family:"Nunito",var(--cn);font-weight:800;color:var(--p);background:var(--pl);border-radius:14px;padding:5px 12px;font-size:14px;white-space:nowrap}
.rd-stage{position:relative;flex:1;min-height:0;display:flex;align-items:center;justify-content:center;user-select:none;-webkit-user-select:none;touch-action:pan-y}
.rd-pages{height:100%;width:100%;display:flex;align-items:center;justify-content:center}
.rd-pages img{max-height:100%;max-width:100%;width:auto;height:auto;object-fit:contain;background:#fff;box-shadow:0 6px 18px rgba(91,58,168,.18);border-radius:6px;-webkit-user-drag:none}
.rd-pages.two img{max-width:50%}
.rd-pages.two img:first-child{border-radius:8px 0 0 8px;box-shadow:-6px 6px 18px rgba(91,58,168,.15),inset -14px 0 18px -14px rgba(0,0,0,.25)}
.rd-pages.two img:last-child{border-radius:0 8px 8px 0;box-shadow:6px 6px 18px rgba(91,58,168,.15)}
.rd-edge{position:absolute;top:0;bottom:0;width:22%;display:flex;align-items:center;background:none;color:transparent}
.rd-edge.l{left:0;justify-content:flex-start}.rd-edge.r{right:0;justify-content:flex-end}
.rd-edge span{width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.88);color:var(--p);font-size:30px;line-height:40px;font-weight:800;box-shadow:0 3px 0 rgba(91,58,168,.2);opacity:.0;transition:opacity .2s}
.rd-edge:disabled span{display:none}
@media (hover:hover){.rd-stage:hover .rd-edge span{opacity:.95}}
@media (hover:none){.rd-edge span{opacity:.55;width:36px;height:36px;line-height:32px;font-size:24px}}
.rd-text{display:flex;align-items:center;justify-content:center;gap:10px;background:#fff;border-radius:18px 14px 20px 16px;padding:10px 14px;font-family:"Nunito",sans-serif;font-size:20px;font-weight:700;color:var(--ink);box-shadow:0 3px 0 #EADBC6;text-align:center}
.rd-text .say{flex:none;width:36px;height:36px;font-size:15px}
.rd-prog{display:flex;gap:4px;justify-content:center;flex-wrap:wrap}
.rd-prog i{width:8px;height:8px;border-radius:4px;background:#E6DAF7}.rd-prog i.r{background:var(--pb)}.rd-prog i.c{background:var(--p);width:20px}
.rd-bar{display:flex;gap:6px;justify-content:center;flex-wrap:wrap}
.rd-bar .seg+.seg{margin-left:0}
.rd-end{background:#fff;padding:28px 26px;text-align:center;max-width:360px;width:100%}
.rd-end-em{font-size:64px}.rd-end h2{font-family:var(--cn);font-size:28px;color:var(--pd)}
/* 无字封底：选择叠在封底图上 */
.rd-back-end{position:relative}
.rd-back-end img{filter:brightness(.72) saturate(.9)}
.rd-end-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;padding:16px;background:rgba(91,58,168,.18);pointer-events:auto}
.rd-end-overlay .rd-end{box-shadow:0 12px 36px rgba(91,58,168,.28);border:3px solid #C9B8EE}
.sticker-ok{display:inline-block;background:#FFE28A;color:#7A5200;font-weight:800;padding:6px 14px;border-radius:16px;transform:rotate(-4deg);margin:10px 0}
@media (min-width:768px){.reader{padding:14px 24px 14px}.rd-text{font-size:24px;max-width:900px;margin:0 auto}}
/* 待确认新词 */
.badge{font-style:normal;background:#E0475F;color:#fff;border-radius:10px;padding:0 6px;font-size:11px;margin-left:2px}
.pend-bar{display:flex;flex-wrap:wrap;gap:8px;align-items:center;position:sticky;top:8px;z-index:5}
.pend-bar .btn{min-height:40px;padding:8px 14px}.pend-bar p{flex-basis:100%;margin:0}
.btn.green{background:#3FAE6F;box-shadow:0 4px 0 #2B7F50}
.btn[disabled]{opacity:.45}
.pend-book h3{display:flex;flex-wrap:wrap;gap:8px;align-items:baseline}
.pw-grid{display:flex;flex-wrap:wrap;gap:8px}
.pw{display:inline-flex;align-items:center;gap:6px;background:#fff;border:2px dashed var(--pb);border-radius:16px;padding:6px 6px 6px 10px;cursor:pointer;font-family:"Nunito",sans-serif}
.pw input{width:18px;height:18px;accent-color:var(--p)}
.pw b{font-size:16px}.pw small{color:var(--mut);font-size:11px}
.pw.on{border-style:solid;border-color:var(--p);background:var(--pl)}
.pw-say{width:28px;height:28px;border-radius:50%;background:#fff;font-size:12px}
/* 阅读器：点词朗读 */
.rd-text{align-items:center}
.rd-words{display:flex;flex-wrap:wrap;justify-content:center;align-items:baseline;row-gap:2px;line-height:1.25}
.tw{font:inherit;color:inherit;background:none;padding:6px 3px;min-height:44px;border-radius:12px;transition:background .15s,transform .15s;cursor:pointer}
.tw:active{transform:scale(.94)}
.tw.hl{background:#FFE28A;color:#5B3AA8;box-shadow:0 2px 0 #E9C24A}
.tp{white-space:pre}
.rd-say{width:44px!important;height:44px!important;font-size:18px!important}
.rd-text.speaking .rd-say{background:var(--p);color:#fff}
@media (hover:hover){.tw:hover{background:var(--pl)}}
@media (max-width:767px){.rd-text{font-size:22px;padding:6px 8px}.tw{padding:8px 4px;min-height:46px}}
.rd-words{display:block;text-align:center;line-height:1.9}
.tw{display:inline;padding:6px 2px;margin:0 -2px;min-height:0;line-height:inherit;-webkit-box-decoration-break:clone;box-decoration-break:clone}
.tw.hl{padding:6px 4px;margin:0 -4px}
.tp{white-space:pre-wrap}
@media (max-width:767px){.tw{padding:10px 3px;margin:0 -3px}.rd-words{line-height:2.1}}

/* 点词中文卡片 */
.rd-card{position:fixed;z-index:60;min-width:120px;max-width:min(320px,86vw);padding:12px 18px 13px;background:#FFF9EC;border:2.5px solid #E8B04A;border-radius:18px;box-shadow:0 8px 0 rgba(138,90,60,.16),0 12px 28px rgba(80,50,20,.18);text-align:center;animation:rcpop .18s ease-out;pointer-events:auto}
.rd-card::after{content:"";position:absolute;left:var(--ax,50%);bottom:-11px;width:16px;height:16px;margin-left:-8px;background:#FFF9EC;border-right:2.5px solid #E8B04A;border-bottom:2.5px solid #E8B04A;transform:rotate(45deg)}
.rd-card.below::after{bottom:auto;top:-11px;transform:rotate(225deg)}
.rc-en{display:block;font-size:26px;color:#5B3FA8;font-weight:800;letter-spacing:.3px}
.rc-zh{display:block;margin-top:2px;font-size:21px;color:#8A5A3C;font-weight:700}
@keyframes rcpop{from{transform:scale(.85) translateY(6px);opacity:0}to{transform:none;opacity:1}}
.rd-tap{position:fixed;left:50%;top:38%;white-space:nowrap;transform:translateX(-50%);z-index:55;padding:12px 22px;border-radius:999px;border:2.5px solid #E8B04A;background:#FFF9EC;font-size:18px;font-weight:700;color:#8A5A3C;box-shadow:0 6px 0 rgba(138,90,60,.15);animation:rcpop .2s}
.rd-tap[hidden]{display:none}
.rd-text.speaking .tw.hl{background:#FFD86B;color:#4A2F8A}
/* 家长管理 · 声音 */
.voice-card h2{margin:0 0 12px}
.vrow{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin:10px 0}
.vlab{min-width:64px;font-weight:700;color:#8A5A3C}
.vnow{margin:12px 0 8px;padding:10px 14px;background:#F6F0FF;border-radius:12px;line-height:1.6}
.vnote{color:#B5651D;margin-top:4px}
.vlist ul{margin:8px 0 0;padding-left:18px;max-height:240px;overflow:auto;line-height:1.7}
.vlist li.on{font-weight:800;color:#5B3FA8}
.small{font-size:13px;line-height:1.6}

/* 朗读速度：小药丸 + 弹出选择 */
.rd-speed{position:relative;display:inline-flex}
.pill-sp{min-height:44px;padding:0 16px;border-radius:999px;border:2px solid #E3D6F7;background:#fff;font-weight:800;font-size:16px;color:#5B3FA8;box-shadow:0 3px 0 rgba(91,63,168,.12);white-space:nowrap}
.sp-pop{position:absolute;bottom:calc(100% + 10px);left:50%;transform:translateX(-50%);z-index:58;display:flex;flex-wrap:wrap;justify-content:center;width:312px;max-width:calc(100vw - 24px);box-sizing:border-box;gap:8px;padding:12px;background:#FFF9EC;border:2.5px solid #E8B04A;border-radius:18px;box-shadow:0 8px 24px rgba(80,50,20,.2)}
.sp-pop>button{flex:0 0 64px;min-height:44px;border-radius:12px;border:2px solid #EADFC8;background:#fff;font-weight:800;color:#5B3FA8;font-size:15px}
.sp-pop>button.on{background:#7C4DDB;border-color:#7C4DDB;color:#fff}
.sp-pop small{flex:1 0 100%;text-align:center;color:#8A5A3C;font-size:12px}
.sp-seg{flex-wrap:wrap}
.sp-seg{display:inline-grid;grid-template-columns:repeat(7,auto)}
@media (max-width:560px){.sp-seg{grid-template-columns:repeat(4,1fr);width:100%}.sp-seg button{padding:0 6px}}

/* 家长管理 · 隐藏的书 */
.hidb{min-height:40px;padding:0 12px;border-radius:999px;border:2px solid #E3D6F7;background:#fff;font-weight:700;color:#5B3FA8;white-space:nowrap;font-size:14px}
.hidb.on{background:#FFF3D6;border-color:#E8B04A;color:#8A5A3C}
.tag-hid{display:inline-block;padding:1px 8px;border-radius:999px;background:#FFF3D6;color:#8A5A3C;font-size:12px;font-weight:700;border:1.5px solid #E8B04A}
.admin-list .it.is-hidden .pic,.admin-list .it.is-hidden .w{opacity:.6}
@media (max-width:560px){.hidb{padding:0 9px;font-size:13px}}

/* 单词本 · 分类 */
.chips.cats .chip .muted{font-size:12px}
.cat-tag{display:inline-block;margin-right:6px;padding:1px 8px;border-radius:999px;background:#F3ECFF;color:#6A4BB8;font-size:12px;font-weight:700}
@media (max-width:767px){.chips.cats{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;padding-bottom:4px;margin-right:-16px;scrollbar-width:none}.chips.cats::-webkit-scrollbar{display:none}.chips.cats .chip{flex:0 0 auto}}
.chip.on .muted{color:inherit;opacity:.85}
.chips.subcats{margin:-4px 0 12px;padding:8px 8px 4px;background:#F7F2FF;border-radius:16px}
.chip.sm{font-size:12.5px;min-height:30px;padding:4px 10px}.chip.ghost{border-style:solid;border-color:transparent;background:transparent;color:var(--mut)}
@media (max-width:767px){.chips.subcats{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.chips.subcats::-webkit-scrollbar{display:none}.chips.subcats .chip{flex:0 0 auto}}
/* ---------- 句子小火车 ---------- */
.tr-svg{display:block;width:100%;height:auto;overflow:visible}
.tr-svg .smoke{animation:none} /* v110 */
@keyframes smoke{0%{transform:translateY(4px);opacity:.2}50%{opacity:1}100%{transform:translateY(-8px);opacity:0}}
.tr-svg .car.hook{animation:hook 1.1s cubic-bezier(.3,1.4,.5,1) both .25s}
@keyframes hook{0%{transform:translateX(360px)}70%{opacity:1}}
.tr-svg.drive{animation:drive 2.4s ease-in 1.6s forwards}
@keyframes drive{to{transform:translateX(120%)}}
.tr-home{display:flex;align-items:center;gap:12px;padding:14px 16px;margin-bottom:14px;background:#fff;border:2.5px solid var(--pb);color:var(--ink)}
.tr-home>div{display:flex;flex-direction:column;flex:0 0 auto}
.tr-home b{font-family:var(--cn);font-size:17px}.tr-home-p{font-size:13px;color:var(--pd);font-weight:700}
.tr-home .tr-svg{flex:1;min-width:0;max-width:240px;margin-left:auto;max-height:64px}
.tr-map{display:flex;flex-direction:column;align-items:stretch;max-width:560px;margin:0 auto}
.tr-rail{display:block;height:22px;width:0;margin:0 auto;border-left:6px dotted #C9B8EE}
.tr-stop{display:flex;align-items:center;gap:12px;padding:12px 16px;background:#fff;border:2.5px solid var(--line);color:var(--ink)}
.tr-stop.open{border-color:var(--p);box-shadow:0 4px 0 var(--pb)}
.tr-stop.locked{opacity:.62;background:#FBF6EE}
.tr-stop.full{border-color:var(--green)}
.tr-no{width:28px;height:28px;border-radius:50%;background:var(--pl);color:var(--pd);font-weight:800;display:grid;place-items:center;font-size:14px;flex:none}
.tr-em{font-size:32px;line-height:1}
.tr-name{display:flex;flex-direction:column;flex:1;min-width:0}.tr-name b{font-family:var(--cn);font-size:17px}.tr-name i{font-style:normal;color:var(--mut);font-size:13px}
.tr-st{font-size:13px;font-weight:700;color:var(--pd);white-space:nowrap}.tr-stop.locked .tr-st{color:var(--mut)}
.tr-yard{padding:16px;background:#fff;margin:0 auto 14px;max-width:560px}
.tr-levels{display:flex;flex-direction:column;gap:10px}
.tr-lv{display:flex;align-items:center;gap:12px;padding:12px 14px;background:#fff;border:2.5px solid var(--c);color:var(--ink);box-shadow:0 4px 0 var(--c)}
.tr-lv.locked{opacity:.55;box-shadow:none;border-style:dashed}
.tr-car{width:52px;height:34px;border-radius:9px;background:var(--c);border:3px solid #5B3AA8;color:#5B3AA8;font-weight:900;font-size:13px;letter-spacing:-.02em;display:grid;place-items:center;flex:none}
.tr-lvn{display:flex;flex-direction:column;flex:1;min-width:0}.tr-lvn b{font-family:var(--cn)}.tr-lvn i{font-style:normal;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tr-stars em{font-style:normal;color:#F2A900;font-size:18px;letter-spacing:1px;white-space:nowrap}.tr-stars em.go{color:var(--p);font-size:14px;font-weight:800}
/* 全线连续车厢列表 001… */
.tr-hud{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;max-width:560px;margin:0 auto 12px;padding:10px 14px;background:linear-gradient(135deg,#F3EBFF,#FFF6E8);border:2.5px solid var(--pb);border-radius:16px;font-weight:700;color:var(--pd);font-size:14px}
.tr-hud b{color:var(--p);font-size:16px}
.tr-limit-banner,.tr-limit-ok{max-width:560px;margin:0 auto 12px;padding:12px 14px;border-radius:16px;text-align:center;font-weight:700;line-height:1.45;font-family:var(--cn)}
.tr-limit-banner{background:linear-gradient(135deg,#E8F0FF,#F3EBFF);border:2.5px solid #B7C9F0;color:var(--pd)}
.tr-limit-banner span{font-weight:600;font-size:13px;color:var(--mut)}
.tr-limit-ok{background:linear-gradient(135deg,#FFF6E8,#F3EBFF);border:2.5px solid var(--pb);color:var(--pd);font-size:14px}
.tr-limit-ok b{color:var(--p);font-size:16px}
.tr-car-row.limit{opacity:.7;box-shadow:none;border-style:dashed;background:#F4F7FF}
.tr-limit-card{text-align:center;padding:22px 16px}
.tr-line-list{display:flex;flex-direction:column;gap:8px;max-width:560px;margin:0 auto;padding-bottom:28px}
.tr-sec{display:flex;align-items:baseline;gap:8px;margin:14px 4px 4px;padding:0 2px}
.tr-sec:first-child{margin-top:4px}
.tr-sec-em{font-size:22px;line-height:1}
.tr-sec b{font-family:var(--cn);font-size:16px;color:var(--ink)}
.tr-sec i{font-style:normal;font-size:12px;color:var(--mut);font-weight:600}
.tr-car-row{display:flex;align-items:center;gap:12px;padding:12px 14px;background:#fff;border:2.5px solid var(--c);color:var(--ink);box-shadow:0 4px 0 var(--c);border-radius:16px;text-decoration:none}
.tr-car-row.locked,.tr-car-row.soon{opacity:.55;box-shadow:none;border-style:dashed;background:#FBF6EE}
.tr-car-row.done{border-color:var(--green);box-shadow:0 4px 0 #9ED7B5}
.tr-car-row.go{border-color:var(--p)}
.tr-car-row.cur{outline:3px solid #FFC94A;outline-offset:2px;animation:pop .45s}
.tr-car-row .tr-car{width:52px;height:34px;border-radius:9px;background:var(--c);border:3px solid #5B3AA8;color:#5B3AA8;font-weight:900;font-size:13px;letter-spacing:-.02em;display:grid;place-items:center;flex:none}
body.playing .side,body.playing .hills{display:none}
body.playing .stage{margin:0!important}
body.playing main{max-width:720px!important;margin:0 auto;padding:calc(10px + env(safe-area-inset-top)) 14px 24px!important}
.tr-top{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.tr-top .x{width:40px;height:40px;border-radius:50%;background:#fff;display:grid;place-items:center;font-size:18px;color:var(--mut);flex:none;border:2px solid var(--line)}
.tr-prog{flex:1;display:flex;gap:4px}.tr-prog i{flex:1;height:10px;border-radius:5px;background:#EADFF8}
.tr-prog i.d{background:var(--p)}.tr-prog i.c{background:var(--sun)}
.tr-score{font-weight:800;color:#C98A00;white-space:nowrap}
.tr-exit{flex:none;font-family:var(--cn);font-size:13px;font-weight:700;padding:6px 12px;border-radius:14px;background:#fff;color:var(--mut);border:2px solid var(--line);min-height:36px}
.tr-exit:not(.ghost){color:var(--pd);border-color:var(--pb);background:var(--pl)}
.tr-exit.ghost{text-decoration:none;display:grid;place-items:center}
.tr-q{background:#fff;padding:18px 16px 20px;text-align:center;min-height:62vh;display:flex;flex-direction:column;align-items:center;gap:14px}
.tr-kind{font-family:var(--cn);font-weight:700;color:var(--pd);display:flex;align-items:center;gap:8px}
.tr-say{position:relative;width:160px;height:118px;display:grid;place-items:center}
.tr-say svg{position:absolute;inset:0;width:100%;height:100%;fill:var(--pl);stroke:var(--pb);stroke-width:3}
.tr-say span{position:relative;font-size:44px;animation:pop .5s}
.tr-say:active{transform:scale(.96)}
.tr-say.sm{width:40px;height:40px;border-radius:50%;background:var(--pl);font-size:18px}
.tr-opts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;width:100%;max-width:520px}
.tr-opt{aspect-ratio:1;border-radius:22px;background:#FFF8EC;border:3px solid var(--line);font-size:clamp(34px,10vw,58px);line-height:1.1;display:grid;place-items:center;padding:6px;box-shadow:0 4px 0 var(--line);word-break:break-all}
.tr-opt.right{border-color:var(--green);background:#E5F6EC;box-shadow:0 4px 0 #9ED7B5;animation:pop .5s}
.tr-opt.dim{opacity:.35}
.tr-opt.wrong,.tr-tile.wrong{animation:shake .45s;border-color:#F0A29B}
@keyframes shake{20%{transform:translateX(-7px)}40%{transform:translateX(7px)}60%{transform:translateX(-4px)}80%{transform:translateX(4px)}}
.tr-line{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;min-height:56px;padding:10px;width:100%;border-bottom:3px dashed var(--pb)}
.tr-slot{min-width:46px;height:44px;border-radius:12px;background:#F6F0FD;padding:0 10px;display:grid;place-items:center;font-size:20px;font-weight:800;color:transparent}
.tr-slot.f{background:var(--p);color:#fff;animation:pop .35s}
.tr-pool{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:6px}
.tr-tile{min-height:52px;padding:0 16px;border-radius:14px;background:#FFF1C9;border:2.5px solid #F2C14E;box-shadow:0 4px 0 #E3B03C;font-size:21px;font-weight:800;color:#6A4A00}
.tr-tile.used{visibility:hidden}
.tr-tile:active{transform:translateY(2px);box-shadow:0 2px 0 #E3B03C}
.tr-zh{display:flex;flex-direction:column;align-items:center;gap:6px;margin:4px 0 2px;padding:10px 12px;max-width:100%;animation:pop .4s}
.tr-zh .tr-en{font-size:clamp(22px,6vw,30px);font-weight:800;line-height:1.35;color:var(--pd);letter-spacing:.01em}
.tr-zh .tr-cn{font-family:var(--cn);font-size:clamp(18px,5vw,24px);font-weight:700;line-height:1.4;color:var(--ink)}
.tr-next{max-width:360px;margin-top:auto}
.tr-start{justify-content:center}.tr-start h2{font-family:var(--cn)}.tr-start .btn{max-width:320px}
.tr-carbig{width:130px;height:80px;border-radius:18px;background:var(--c);border:4px solid #5B3AA8;color:#5B3AA8;font-size:34px;font-weight:900;letter-spacing:-.03em;display:grid;place-items:center}
.tr-reward{background:#fff;padding:22px 16px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:10px;overflow:hidden}
.tr-rails{width:100%;max-width:560px;padding-bottom:8px;border-bottom:5px solid #C9B8EE;background:repeating-linear-gradient(90deg,transparent 0 18px,#E4D8F7 18px 24px) bottom/100% 9px no-repeat}
.tr-reward h2{font-family:var(--cn);font-size:24px}
.tr-bigstars{font-size:46px;color:#F2A900;letter-spacing:4px;animation:pop .7s .6s both}
.tr-next-st{font-weight:800;color:var(--green)}
.tr-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:6px}
@media(min-width:900px){.tr-q{min-height:520px}.tr-opt{max-height:160px}}
.sec-h{font-family:var(--cn);font-size:16px;margin:16px 4px 8px}
.tr-yard .tr-svg{max-width:560px;margin:0 auto}
.tr-yard .tr-rails{max-width:560px;margin:0 auto}
/* 已挂满整列：紧凑火车+车厢，点车厢再玩 */
.tr-done-train{padding:12px 10px 8px;margin:0 0 4px;background:linear-gradient(165deg,#fff 55%,color-mix(in srgb,var(--loco,#7C4DDB) 12%,#fff));border:2.5px solid color-mix(in srgb,var(--loco,#7C4DDB) 45%,#EADFF8);box-shadow:0 4px 0 color-mix(in srgb,var(--loco-rim,#5B3AA8) 28%,#EADFF8);border-radius:18px}
.tr-done-train .tr-rails{border-bottom-color:color-mix(in srgb,var(--loco,#7C4DDB) 35%,#C9B8EE);padding-bottom:6px}
.tr-done-train .tr-svg{max-width:560px;margin:0 auto}
.tr-svg.linked .tr-car-a{cursor:pointer}
.tr-svg.linked .car.tap{transition:transform .15s}
.tr-svg.linked a:hover .car.tap,.tr-svg.linked a:focus .car.tap{transform:translateY(-2px)}
.tr-svg.linked a:active .car.tap{transform:translateY(1px) scale(.98)}
.tr-adm .it{gap:8px}.tr-adm .pic{width:auto;min-width:44px;font-size:20px;white-space:nowrap;padding:0 4px}
.tr-adm .main{min-width:0;flex:1}.tr-adm .w{font-size:15px;word-break:normal}
@media(max-width:600px){.tr-adm .hl{display:none}.tr-adm .it{flex-wrap:nowrap}.tr-adm .iconb,.tr-adm .hidb{width:38px;min-width:38px;height:38px;padding:0;justify-content:center}}

/* 家长管理：单词分类多选 */
.catpick{margin-top:12px;border-top:2px dashed var(--pb);padding-top:10px}.catpick-h{font-family:var(--cn);font-weight:700;color:var(--pd);margin-bottom:6px}
.catpick details{border-radius:12px;background:#F7F2FF;margin:6px 0;padding:6px 10px}.catpick summary{font-family:var(--cn);font-weight:700;cursor:pointer}
.catpick-subs{display:flex;flex-wrap:wrap;gap:4px 12px;padding:6px 0 2px}.adlg-card .catpick-subs label.tog{margin:0;font-size:14px;color:var(--ink)}
.cat-tag.uns{background:#FFF0D6;color:#A86A00}
.forms{display:inline-flex;flex-wrap:wrap;gap:4px;margin:2px 0 2px 6px;vertical-align:middle}.form{font-size:12px;font-weight:700;padding:0 7px;border-radius:9px;background:#EEF6FF;color:#3E6E9E}.form.irr{background:#FFF4D6;color:#9A6A00}
/* ===== 大词卡 / 大字卡 ===== */
.bc-entry{display:flex;align-items:center;gap:10px;justify-content:center;margin:0 0 14px;padding:15px 18px;border-radius:24px 18px 26px 20px;background:linear-gradient(145deg,#9470E6,#7B52D3 60%,#6E48C4);color:#fff;font-family:var(--cn);font-weight:800;font-size:20px;box-shadow:0 5px 0 var(--pd),0 10px 22px rgba(91,58,168,.18)}
.bc-entry small{font-weight:400;font-size:13px;opacity:.9}
.bc-entry:active{transform:translateY(2px);box-shadow:0 3px 0 var(--pd)}
body.playing main:has(.bc-wrap){max-width:980px!important}
.bc-wrap{display:flex;flex-direction:column;min-height:calc(100dvh - 34px - env(safe-area-inset-top));gap:10px;text-align:center}
.bc-top{display:flex;align-items:center;justify-content:space-between;font-family:var(--cn)}
.bc-top .x{width:44px;height:44px;border-radius:14px;background:#fff;box-shadow:0 3px 0 #EADBC6;display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--mut)}
.bc-n{font-family:"Nunito",var(--cn);font-size:18px;color:var(--pd)}.bc-stars{font-weight:800;color:var(--gold);min-width:44px;text-align:right}
.bc-bar{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;align-items:center}
.bc-seg button{font-size:13.5px;padding:6px 11px}
.bc-cat{font-family:var(--cn);font-size:13.5px;border:2px dashed var(--pb);border-radius:14px;background:#fff;color:var(--pd);padding:6px 8px;max-width:220px;min-height:36px}
.bc{position:relative;flex:1;min-height:min(62dvh,640px);background:#fff;border-radius:34px 26px 36px 28px;box-shadow:0 6px 0 #E5D6F5,0 14px 34px rgba(122,82,211,.14);
 display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px 18px 56px;cursor:pointer;user-select:none;-webkit-user-select:none;touch-action:pan-y;transition:transform .16s,opacity .16s}
.bc:before{content:"";position:absolute;inset:10px;border:2.5px dashed #EADFF8;border-radius:inherit;pointer-events:none}
.bc.out-l{transform:translateX(-40px) rotate(-2deg);opacity:0}.bc.out-r{transform:translateX(40px) rotate(2deg);opacity:0}
.bc.back{background:#FFFDF8}
.bc-empty{cursor:default}.bc-empty .burst{font-size:64px}
.bc-pic{font-size:clamp(90px,22dvh,200px);line-height:1.1;margin-bottom:6px;filter:drop-shadow(0 6px 0 rgba(91,54,176,.08))}
.bc-word{font-family:"Nunito",var(--cn);font-weight:900;color:var(--ink);line-height:1.05;letter-spacing:1px;word-break:break-word;max-width:100%}
.bc-word.xl{font-size:clamp(96px,24vw,180px)}.bc-word.l{font-size:clamp(70px,17vw,150px)}.bc-word.m{font-size:clamp(52px,12.5vw,116px)}.bc-word.s{font-size:clamp(36px,8.5vw,84px)}
.bc-tip{font-family:var(--cn);font-size:12.5px;color:#B3A6C2;margin-top:14px}
.bc-flip{position:absolute;right:16px;bottom:14px;width:52px;height:52px;border-radius:50%;background:var(--pl);color:var(--pd);font-size:26px;font-weight:800;box-shadow:0 3px 0 var(--pb)}
.bc-mini{display:inline-flex;align-items:center;gap:10px;font-family:"Nunito",var(--cn);font-size:clamp(28px,5vw,44px);color:var(--pd);background:var(--pl);border-radius:22px;padding:6px 18px}
.bc-mini span{font-size:1.1em}.bc-mini i{font-style:normal;font-size:.6em}
.bc-zh{font-family:var(--cn);font-weight:700;font-size:clamp(52px,12vw,96px);color:var(--ink);margin:18px 0 8px;line-height:1.2}
.bc-ex{font-family:"Nunito",var(--cn);font-weight:700;font-size:clamp(22px,3.6vw,34px);color:#3E6FB8;background:#EEF4FC;border-radius:20px;padding:10px 18px;margin:8px 0;max-width:94%}
.bc-ex i{font-style:normal;font-size:.75em;margin-left:6px;white-space:nowrap}.bc-ex.zh{font-family:var(--cn);color:#B4602F;background:#FFF1E6}
.bc-forms{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:6px;margin-top:14px;font-family:"Nunito",var(--cn);font-size:clamp(22px,3.4vw,32px)}
.bc-forms>i{color:#C9BCD9;font-style:normal}
.bc-form{padding:3px 14px;border-radius:16px;background:#F3EEFA;color:var(--pd);font-weight:800}
.bc-form.base{background:var(--p);color:#fff}.bc-form.irr{background:#FFF0B8;color:#8A6400}
.bc-ans{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:10px}
.bc-ans button{border-radius:24px 18px 26px 20px;padding:14px 4px;font-family:var(--cn);font-size:clamp(17px,2.6vw,22px);font-weight:800;min-height:64px}
.bc-ans .ok{background:#4DB57E;color:#fff;box-shadow:0 4px 0 #2F8A57}.bc-ans .hard{background:#FFE3D2;color:#C0623A;box-shadow:0 4px 0 #F1BFA3}.bc-ans .again{background:#E3EDFB;color:#3E6FB8;box-shadow:0 4px 0 #BFD3F2}
.bc-ans button:active{transform:translateY(2px)}
.bc-nav span{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.bc-nav{display:flex;justify-content:space-between;align-items:center;gap:8px;font-family:var(--cn)}
.bc-nav button{white-space:nowrap;flex:none;font-family:var(--cn);font-size:14px;font-weight:700;color:var(--p);padding:8px 12px;min-height:40px;border-radius:14px}
.bc-nav button:disabled{opacity:.3}
/* 中文：田字格 */
.bc-py{font-family:"Nunito",var(--cn);font-weight:800;font-size:clamp(32px,6vw,58px);color:var(--orange);min-height:1.2em;margin-bottom:6px}
.bc-py.off{font-size:16px;color:#C9BCD9;border:2px dashed #E6DDF3;border-radius:12px;padding:2px 12px;min-height:0}
.bc-tzg{position:relative;width:min(56dvh,74vw,440px);aspect-ratio:1;display:flex;align-items:center;justify-content:center}
.bc-tzg.sm{width:min(38dvh,64vw,300px)}
.tzg{position:absolute;inset:0;width:100%;height:100%}
.tzg rect{fill:#FFFDF6;stroke:#E07A6A;stroke-width:2.2}.tzg path{stroke:#F0B3A8;stroke-width:1;stroke-dasharray:4 3;fill:none}.tzg path.d{stroke:#F6D3CC}
.bc-hz{position:relative;font-family:"WK","WKX",var(--cn);font-weight:700;font-size:min(44dvh,58vw,350px);line-height:1;color:var(--ink)}
.hzw-svg{position:absolute;inset:0}.hzw-svg svg{display:block}
.hzw-miss{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;font-family:var(--cn)}.hzw-miss b{font-size:120px;font-family:"WK",var(--cn)}.hzw-miss small{color:var(--mut)}
.bc-zhback{display:flex;flex-direction:column;align-items:center;gap:12px;width:100%}
@media (min-width:768px){.bc-zhback{flex-direction:row;justify-content:center;gap:34px}}
.bc-stroke{display:flex;flex-direction:column;align-items:center;gap:10px;cursor:default}
.bc-sbtn{display:flex;gap:8px}.bc-sbtn button{font-family:var(--cn);font-weight:800;font-size:15px;background:#fff;color:var(--pd);border:2px dashed var(--pb);border-radius:14px;padding:6px 14px;min-height:40px}
.bc-zinfo{display:flex;flex-direction:column;align-items:center;gap:10px;min-width:0}
.bc-mini .hzc{font-family:"WK",var(--cn);font-size:1.3em}.bc-mini .py{color:var(--orange);font-size:.8em}
.bc-words{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.bc-words span{font-family:"WK",var(--cn);font-size:clamp(24px,4vw,34px);font-weight:700;background:#F3EEFA;color:var(--pd);border-radius:16px;padding:4px 14px}
.bc-meta{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;font-family:var(--cn);font-size:15px;color:var(--mut)}
.bc-meta span{background:#F7F3EC;border-radius:14px;padding:5px 12px;display:flex;flex-direction:column;align-items:center}
.bc-meta b{font-family:"WK",var(--cn);font-size:28px;color:var(--ink);line-height:1.2}.bc-meta small{font-size:12px}
@media (max-width:767px){.bc{min-height:56dvh;padding:18px 12px 60px}.bc-bar{gap:6px}.bc-seg button{font-size:12.5px;padding:5px 8px}}
@media (max-width:767px){.bc.back{padding:14px 10px 58px;justify-content:flex-start}.bc-tzg.sm{width:min(27dvh,54vw)}.bc-zhback{gap:8px}.bc-zinfo{gap:7px}
 .bc-zh-card.back .bc-mini{font-size:24px;padding:3px 14px}.bc-words span{font-size:22px;padding:2px 11px}.bc-ex.zh{font-size:20px;padding:7px 14px}
 .bc-meta b{font-size:22px}.bc-meta span{padding:3px 10px}.bc-sbtn button{min-height:36px;padding:4px 12px}}
.bc-meta span{min-width:64px}
.bc-ex.zh{white-space:nowrap}

.src-tag,.bc-src .src-tag{display:inline-block;font-family:var(--cn);font-size:12px;color:var(--mut);background:#f3f0ea;border-radius:999px;padding:2px 8px;margin:2px 2px 0 0}
.bc-src{margin:10px 0 0;text-align:center}

/* ===== WOW 英语站 ===== */
.wow-home{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;border-radius:22px 16px 24px 18px;text-decoration:none;margin:10px 0;box-shadow:0 5px 0 #C98A00}
.wow-home b{display:block;font-family:var(--cn);font-size:18px}
.wow-home:active{transform:translateY(2px);box-shadow:0 3px 0 #C98A00}
.wow-note{margin:0 0 14px;font-family:var(--cn);font-size:14px;color:var(--mut);line-height:1.5}
.wow-banner{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;padding:14px 16px}
.wow-banner b{display:block;font-family:var(--cn);font-size:17px}
.wow-shelf{/* uses .shelf grid + plank like ORT */}
.wow-cv{position:relative;width:100%;aspect-ratio:3/4;border-radius:12px 10px 14px 9px;overflow:hidden;box-shadow:none;background:var(--wow,#F5C400)}
.wow-cv img{width:100%;height:100%;object-fit:cover;display:block}
.wow-cv-big{width:100%}
.wow-soon{position:absolute;left:8px;right:8px;bottom:10px;background:rgba(0,0,0,.45);color:#fff;font-family:var(--cn);font-size:12px;font-weight:700;text-align:center;border-radius:999px;padding:4px 8px}
.wow-bt{text-align:center;font-family:var(--cn)}
.wow-bt b{display:block;font-size:15px}
.wow-hub{--wow:#F5C400;--wowd:#C9A000}
.wow-hub-top{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.wow-hub-top .x{width:44px;height:44px;border-radius:14px;background:#fff;box-shadow:0 3px 0 #EADBC6;display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--mut);text-decoration:none;flex:none}
.wow-hub-title{flex:1;min-width:0;font-family:var(--cn)}
.wow-hub-title b{display:block;font-size:20px;color:var(--ink)}
.wow-hub-title span{font-size:13px;color:var(--mut)}
.wow-hero{display:flex;gap:16px;align-items:center;padding:16px;margin-bottom:14px;background:linear-gradient(135deg,color-mix(in srgb,var(--wow) 35%,#fff),#fff)}
.wow-hero h2{font-family:var(--cn);margin:0 0 4px;font-size:22px}
.wow-tiles{display:grid;grid-template-columns:1fr;gap:10px}
@media(min-width:640px){.wow-tiles{grid-template-columns:repeat(3,1fr)}}
.wow-tile{display:flex;flex-direction:column;gap:4px;padding:18px 16px;border-radius:22px 16px 24px 18px;text-decoration:none;color:inherit;background:#fff;border-top:5px solid var(--wow);box-shadow:0 4px 0 #EADFF0}
.wow-tile .em{font-size:32px;line-height:1}
.wow-tile b{font-family:var(--cn);font-size:18px}
.wow-tile i{font-style:normal;font-size:13px;color:var(--mut)}
.wow-tile:active{transform:translateY(2px)}
.wow-soon-card{text-align:center;padding:24px 18px}
.wow-soon-card h2{font-family:var(--cn);margin:14px 0 6px}
.wow-sents{display:flex;flex-direction:column;gap:10px}
.wow-sent{display:flex;gap:12px;align-items:center;padding:14px 14px;background:#fff}
.wow-sent .spk{flex:none;width:52px;height:52px;border-radius:50%;background:var(--wow);color:#fff;font-size:22px;box-shadow:0 3px 0 var(--wowd);border:0}
.wow-sent-b{min-width:0;flex:1}
.wow-sent-b b{display:block;font-family:"Nunito",var(--cn);font-size:clamp(18px,4.2vw,24px);font-weight:800;color:var(--ink);line-height:1.25}
.wow-sent-b i{display:block;font-style:normal;font-family:var(--cn);font-size:14px;color:var(--mut);margin-top:4px}
.wow-eps{display:flex;flex-direction:column;gap:12px}
.wow-unit h3{font-family:var(--cn);font-size:17px;margin:0 0 8px;display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.wow-u{display:inline-flex;align-items:center;justify-content:center;min-width:36px;height:28px;padding:0 8px;border-radius:10px;background:var(--wow);color:#fff;font-size:13px;font-weight:800}
.wow-unit ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.wow-unit li{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 10px;padding:8px 10px;border-radius:12px;background:#Faf7ff;font-family:var(--cn);font-size:14px}
.wow-unit li b{font-size:14.5px}
.wow-kind{font-size:11px;font-weight:800;padding:2px 8px;border-radius:999px;background:#EEE6FA;color:var(--pd)}
.wow-kind.story{background:#E8F5E9;color:#2E7D32}
.wow-kind.song{background:#FFF3E0;color:#EF6C00}

/* WOW shelf cells reuse ORT .bk / .cv-wrap / .sticker / .mark — sticker hangs off corner (not clipped) */
.wow-shelf.shelf{margin:8px 0 0}
.wow-cv-wrap{display:block;width:100%;text-decoration:none;color:inherit}
.wow-cv-wrap.wow-cv-wrap-big,.wow-cv-wrap-big{max-width:180px;margin:0 auto}
.wow-hub-mark{margin-top:10px}
.wow-hub-mark .mark{margin-top:8px}
.wow-unit li{align-items:center}
.wow-unit li .wow-ep-mark{margin-left:auto;flex:none;font-size:12px;padding:4px 10px;min-height:30px;border-radius:10px;font-family:var(--cn);font-weight:700;background:#fff;color:var(--p);border:2px dashed var(--pb)}
.wow-unit li.wow-ep-done{background:#E2F6E9}
.wow-unit li.wow-ep-done .wow-ep-mark{background:#E2F6E9;color:#2F8A57;border:2px solid #C8E6C9}
@media(max-width:767px){.wow-hero{flex-direction:column;text-align:center}.wow-cv-wrap-big,.wow-cv-big{max-width:140px}}

/* ========== 每日闯关地图 · iPad 游戏风 ========== */
.q-home{display:flex;align-items:center;gap:14px;padding:16px 18px;margin-bottom:14px;background:linear-gradient(135deg,#F3EBFF 0%,#FFE8D6 100%);border:2.5px solid #C9B8EE;color:var(--ink);text-decoration:none}
.q-home-art{flex:none;width:88px}
.q-home-svg{display:block;width:100%;height:auto}
.q-home-txt{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0}
.q-home-txt b{font-family:var(--cn);font-size:18px}
.q-home-meta{display:flex;gap:10px;margin-top:4px;font-weight:800;color:var(--pd);font-size:13px}
.q-home-meta i{font-style:normal;background:#fff;padding:2px 8px;border-radius:10px}
.q-home-go{flex:none;font-family:var(--cn);font-weight:800;color:#fff;background:var(--p);padding:10px 14px;border-radius:16px;box-shadow:0 3px 0 var(--pd);font-size:14px}
.q-page{max-width:820px;margin:0 auto}
.q-hdr h1{font-size:28px}
.q-hud{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:14px}
.q-chip{display:flex;align-items:center;gap:6px;background:#fff;border:2.5px solid var(--line);border-radius:18px;padding:8px 14px;min-height:48px;box-shadow:0 3px 0 #EADBC6}
.q-chip span{font-size:22px;line-height:1}
.q-chip b{font-size:18px;font-weight:800}
.q-chip i{font-style:normal;font-family:var(--cn);font-size:12px;color:var(--mut)}
.q-chip.star{border-color:#F2D06B;background:#FFF8E0}
.q-chip.fire{border-color:#FFB4A2;background:#FFEDE6}
.q-chip.gift{border-color:#C9B8EE;background:#F6F0FF;text-decoration:none;color:var(--pd);font-weight:800}
.q-badges-mini{display:flex;gap:8px;margin-left:auto;align-items:center}
.q-mini-med{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#FFFDF8,#E8DCFF 48%,#C9B8EE);box-shadow:0 3px 0 #C9B8EE66,inset 0 1px 0 #fff;border:2px solid #C9B8EE}
.q-mini-med i{font-style:normal;font-size:20px;line-height:1;filter:drop-shadow(0 1px 0 rgba(0,0,0,.12))}
.q-banner{padding:14px 18px;font-family:var(--cn);font-weight:700;font-size:16px;margin-bottom:14px;text-align:center}
.q-banner.go{background:linear-gradient(90deg,#E8DCFF,#FFE8D6);color:var(--pd)}
.q-banner.win{background:linear-gradient(90deg,#FFF0B8,#CDEFD9);color:#6A5210;font-size:18px}
.q-banner.leave{background:#E8F6EE;color:#2F8A57}
.q-map-card{padding:10px;background:#fff;margin-bottom:18px;overflow:hidden}
.q-path-svg{display:block;width:100%;height:auto}
/* 自然月大关 · 连续小路左右滑 */
.q-month-card{padding:0;background:linear-gradient(180deg,#FFF9F0 0%,#FFE8D6 100%);border:3px solid #E8B86A;box-shadow:0 8px 0 #E8B86A55;overflow:hidden}
.q-month-bar{display:flex;align-items:center;gap:8px;padding:12px 14px 6px;background:linear-gradient(90deg,color-mix(in srgb,var(--qa,#E8835A) 22%,#fff),#fff)}
.q-month-arrow{flex:none;width:48px;height:48px;border-radius:16px;border:2.5px solid color-mix(in srgb,var(--qa,#E8835A) 55%,#5B3AA8);background:#fff;color:var(--pd);font-size:28px;font-weight:900;line-height:1;box-shadow:0 3px 0 color-mix(in srgb,var(--qa,#E8835A) 40%,#5B3AA8)}
.q-month-arrow:active:not(:disabled){transform:translateY(2px);box-shadow:0 1px 0 color-mix(in srgb,var(--qa,#E8835A) 40%,#5B3AA8)}
.q-month-arrow:disabled{opacity:.28;box-shadow:none}
.q-month-title{flex:1;text-align:center;display:flex;flex-direction:column;gap:2px;min-width:0}
.q-month-title b{font-family:var(--cn);font-size:22px;font-weight:900;color:var(--pd);letter-spacing:.02em}
.q-month-title i{font-style:normal;font-family:var(--cn);font-size:13px;color:var(--mut);font-weight:700}
.q-month-lock{display:inline-block;margin-top:4px;font-style:normal;font-family:var(--cn);font-size:12px;font-weight:800;color:#E05A30;background:#FFEDE6;padding:2px 10px;border-radius:10px}
.q-month-hint{text-align:center;font-family:var(--cn);font-size:13px;font-weight:700;color:var(--mut);padding:0 12px 6px}
.q-month-scroll{overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;scroll-snap-type:x proximity;padding:0 8px 14px;scrollbar-width:thin}
.q-month-scroll::-webkit-scrollbar{height:8px}
.q-month-scroll::-webkit-scrollbar-thumb{background:#E8B86A;border-radius:8px}
.q-month-scroll .q-path-svg{width:auto;max-width:none;height:min(42vw,340px);min-height:260px}
.q-month-locked{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:48px 24px 56px;text-align:center;background:linear-gradient(180deg,#F5F0FA,#E8DCFF)}
.q-lock-em{font-size:56px;line-height:1}
.q-month-locked b{font-family:var(--cn);font-size:22px;color:var(--pd)}
.q-month-locked i{font-style:normal;font-family:var(--cn);font-size:15px;color:var(--mut);max-width:18em;line-height:1.5}
@media (min-width:768px){
  .q-month-title b{font-size:26px}
  .q-month-scroll .q-path-svg{height:340px;min-height:320px}
  .q-month-arrow{width:56px;height:56px;font-size:32px;border-radius:18px}
}
.q-sec{font-family:var(--cn);font-size:18px;margin:8px 0 12px;color:var(--pd)}
.q-tasks{display:flex;flex-direction:column;gap:12px;margin-bottom:20px}
.q-task{display:flex;align-items:center;gap:14px;padding:16px 18px;background:#fff;border:3px solid var(--qc);color:var(--ink);box-shadow:0 5px 0 color-mix(in srgb, var(--qc) 55%, #5B3AA8);text-decoration:none;min-height:88px}
.q-task.go:active{transform:translateY(2px);box-shadow:0 3px 0 color-mix(in srgb, var(--qc) 55%, #5B3AA8)}
.q-task.done{opacity:.92;background:color-mix(in srgb, var(--qc) 18%, #fff)}
.q-task.locked{opacity:.55;box-shadow:none;border-style:dashed}
.q-tem{font-size:40px;line-height:1;flex:none;width:56px;text-align:center}
.q-tt{display:flex;flex-direction:column;flex:1;min-width:0;gap:2px}
.q-tt b{font-family:var(--cn);font-size:20px}
.q-tt i{font-style:normal;color:var(--mut);font-size:14px}
.q-ok,.q-go{flex:none;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-weight:900;font-size:18px}
.q-ok{background:#CDEFD9;color:#2F8A57}
.q-go{background:var(--qc);color:#fff}
.q-tread{display:flex;flex-wrap:wrap;gap:8px;margin-left:auto}
.q-mini{font-family:var(--cn);font-weight:700;font-size:14px;padding:10px 14px;border-radius:14px;background:#fff;border:2px solid var(--pb);color:var(--pd);min-height:44px;display:inline-flex;align-items:center}
.q-mini.primary{background:var(--p);color:#fff;border-color:var(--pd)}
.q-badge-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:6px 14px;margin:8px 0 4px}
.q-badge-head .q-sec{margin:0}
.q-badge-lead{font-family:var(--cn);font-size:13px;font-weight:700;color:var(--mut);margin:0}
.q-badge-wall{display:grid;grid-template-columns:1fr;gap:16px;margin:12px 0 22px;padding:16px 14px 18px;background:linear-gradient(165deg,#FFF6E9 0%,#F1EAFB 55%,#E8DCFF 100%);border-radius:28px;border:3px solid var(--pb);box-shadow:0 10px 0 rgba(205,184,242,.45),inset 0 1px 0 #fff}
@media (min-width:560px){.q-badge-wall{grid-template-columns:repeat(3,1fr);gap:18px;padding:22px 18px 24px}}
.q-badge{position:relative;display:flex;flex-direction:column;align-items:center;gap:10px;padding:22px 14px 18px;background:linear-gradient(180deg,#FFFFFF 0%,#FFF6E9 100%);border-radius:24px;border:2.5px solid #E0D0F5;min-height:220px;color:var(--ink);box-shadow:0 4px 0 #EADFF8}
.q-badge.locked{opacity:.78;filter:saturate(.7)}
.q-badge.have{opacity:1;filter:none;border-color:#C9B8EE;box-shadow:0 0 0 1px rgba(123,82,211,.14),0 10px 24px rgba(91,58,168,.12),0 5px 0 #D4C4F0,inset 0 1px 0 #fff}
.q-med{position:relative;width:128px;height:128px;flex:none;margin-top:4px}
.q-med-outer{position:absolute;inset:0;border-radius:50%;background:conic-gradient(from 210deg,var(--bm1),var(--bm2),var(--bm3),var(--bm1));box-shadow:0 7px 0 rgba(91,58,168,.18),0 12px 22px rgba(91,58,168,.16),inset 0 2px 0 rgba(255,255,255,.7)}
.q-med-inner{position:absolute;inset:14px;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle at 35% 28%,#FFFDF8 0%,#FFF3E0 40%,var(--bm4) 100%);box-shadow:inset 0 3px 8px rgba(255,255,255,.75),inset 0 -6px 14px rgba(91,58,168,.08),0 0 0 3px rgba(255,255,255,.5)}
.q-med-em{font-size:58px;line-height:1;filter:drop-shadow(0 2px 0 rgba(91,58,168,.12));transform:translateY(1px)}
.q-med-shine{position:absolute;left:18%;top:14%;width:38%;height:22%;border-radius:50%;background:linear-gradient(180deg,rgba(255,255,255,.9),rgba(255,255,255,0));pointer-events:none}
.q-med-pin{position:absolute;left:50%;top:-6px;width:18px;height:14px;margin-left:-9px;border-radius:4px 4px 2px 2px;background:linear-gradient(180deg,#F3EBFF,#9B86C8);box-shadow:0 2px 0 #5B3AA8aa}
.q-badge.tier-bronze{--bm1:#F3E8FF;--bm2:#B89AD8;--bm3:#FFF6E9;--bm4:#E8D8F8}
.q-badge.tier-silver{--bm1:#EDE6F8;--bm2:#8E78C0;--bm3:#F8F4FF;--bm4:#D4C6EE}
.q-badge.tier-gold{--bm1:#FFE8B0;--bm2:#D4A84A;--bm3:#FFF6E9;--bm4:#F5E0A8}
.q-badge.locked .q-med-inner{background:radial-gradient(circle at 35% 28%,#FFF9F0,#E8E0F5 70%)}
.q-badge.locked .q-med-em{filter:grayscale(.25) opacity(.8)}
.q-badge.have.tier-gold .q-med-outer{animation:none} /* v110 */
@keyframes qMedGlow{0%,100%{box-shadow:0 7px 0 rgba(91,58,168,.18),0 12px 22px rgba(91,58,168,.16),0 0 14px rgba(255,200,60,.28)}50%{box-shadow:0 7px 0 rgba(91,58,168,.18),0 14px 26px rgba(91,58,168,.2),0 0 26px rgba(255,220,100,.45)}}
.q-badge-name{font-family:var(--cn);font-size:18px;font-weight:900;letter-spacing:.04em;text-align:center;color:var(--pd);text-shadow:none}
.q-badge-sub{font-style:normal;font-family:var(--cn);font-size:12.5px;font-weight:700;color:var(--mut);opacity:1;text-align:center;line-height:1.35;max-width:11em}
.q-badge-need{position:absolute;top:12px;right:12px;font-style:normal;font-family:var(--cn);font-size:12px;font-weight:900;padding:4px 10px;border-radius:999px;background:var(--pl);color:var(--pd);border:1px solid var(--pb)}
.q-badge.have .q-badge-need{background:linear-gradient(135deg,#FFE08A,#F2D06B);color:#6A5210;border-color:#E8C84A}
@media (min-width:768px){
  .q-med{width:148px;height:148px}
  .q-med-inner{inset:16px}
  .q-med-em{font-size:68px}
  .q-badge{min-height:250px;padding:26px 16px 22px}
  .q-badge-name{font-size:20px}
  .q-badge-sub{font-size:13.5px}
}
.q-foot{text-align:center;line-height:1.6;padding:0 8px 20px}
.q-cab-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media (min-width:768px){.q-cab-grid{grid-template-columns:repeat(3,1fr)}.q-tem{font-size:48px;width:64px}.q-tt b{font-size:22px}.q-hdr h1{font-size:32px}}
.q-cab-item{display:flex;flex-direction:column;align-items:center;gap:8px;padding:18px 12px;background:#fff;border:2.5px solid #C9B8EE;text-align:center}
.q-cab-item.dim{opacity:.55}
.q-cab-em{font-size:42px}
.q-cab-item b{font-family:var(--cn);font-size:16px}
.q-claimed{display:flex;flex-direction:column;gap:8px}
.q-claim-row{display:flex;align-items:center;gap:10px;background:#fff;padding:10px 14px;border-radius:14px}
.q-play-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.q-play-card{padding:24px 18px 28px;background:#fff;text-align:center;display:flex;flex-direction:column;align-items:center;gap:16px;min-height:58vh}
.q-speak{width:88px;height:88px;border-radius:50%;background:linear-gradient(145deg,#B79CF2,#7C4DDB);color:#fff;font-size:36px;box-shadow:0 6px 0 #5B3AA8;border:0}
.q-speak.big{width:110px;height:110px;font-size:44px}
.q-speak:active{transform:translateY(3px);box-shadow:0 3px 0 #5B3AA8}
.q-prompt{font-family:var(--cn);font-size:18px;font-weight:700;color:var(--pd)}
.q-opts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;width:100%;max-width:520px}
.q-opt{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:18px 8px;min-height:120px;background:#FFF6E9;border:3px solid var(--line);font-size:16px}
.q-opt:active{transform:scale(.97)}
.q-opt.ok{border-color:var(--green);background:#E2F6E9}
.q-opt.bad{border-color:#E8835A;background:#FFEDE6}
.q-opt.dim{opacity:.4}
.q-opic{font-size:48px;line-height:1}
.q-ow{font-weight:800;font-size:15px}
.q-sent-en{font-size:28px;font-weight:800;line-height:1.35;max-width:28em}
.q-sent-zh{font-family:var(--cn);font-size:16px}
.q-celeb{text-align:center;padding:36px 20px;font-family:var(--cn);font-size:26px;font-weight:800;background:linear-gradient(135deg,#FFF0B8,#E8DCFF);margin-bottom:18px}
.btn.big{padding:14px 28px;font-size:18px;border-radius:18px;min-height:52px}
.btn.primary{background:var(--p);color:#fff;font-weight:800;box-shadow:0 4px 0 var(--pd)}
.btn:disabled{opacity:.45}
.q-read-card .q-read-cover{display:block;width:min(220px,55vw);margin:0 auto}
.q-read-card .q-read-cover .cover{width:100%;aspect-ratio:3/4;border-radius:18px;overflow:hidden;box-shadow:0 10px 0 #5B3AA822,0 12px 28px #5B3AA833}
.q-read-title{font-family:var(--cn);font-size:22px;font-weight:800;line-height:1.3;max-width:16em}
.q-read-meta{font-style:normal}
.q-read-empty{padding:28px 18px 32px}
/* 家长：闯关管理 */
.q-admin .q-heat{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;max-width:420px}
.q-admin .q-heat i{aspect-ratio:1;border-radius:10px;background:#F3F0F6;display:grid;place-items:center;font-size:14px;border:2px solid transparent}
.q-admin .q-heat i.done{background:#FFC94A;border-color:#C9971A}
.q-admin .q-heat i.leave{background:#CDEFD9;border-color:#3E9E6A}
.q-admin .q-heat i.miss{background:#EDE6E0;border-color:#C9B8B0}
.q-admin .q-heat i.open{background:#FFD6C2;border-color:#E8835A}
.q-admin .q-heat i.fut{opacity:.35}
.q-admin .vrow{display:flex;align-items:center;gap:12px;margin:10px 0;flex-wrap:wrap}
.q-admin .vlab{font-family:var(--cn);font-weight:700;min-width:90px}
@media (min-width:768px){
  .q-task{min-height:100px;padding:20px 22px}
  .q-opts{gap:16px}
  .q-opt{min-height:140px}
  .q-opic{font-size:56px}
  .q-sent-en{font-size:32px}
  .q-speak{width:100px;height:100px}
}

/* 任务完成庆祝飘星 */
.mia-burst-layer{position:fixed;inset:0;pointer-events:none;z-index:80;overflow:hidden}
.mia-burst-layer span{position:absolute;left:var(--x);bottom:18%;font-size:28px;animation:miaBurst var(--d) ease-out forwards;
  transform:translateX(-50%);opacity:0}
.mia-burst-layer.big span{font-size:36px}
@keyframes miaBurst{0%{opacity:0;transform:translate(-50%,20px) scale(.4)}15%{opacity:1}
  100%{opacity:0;transform:translate(calc(-50% + var(--dx)),-70vh) scale(1.1)}}
.mia-celeb-pop{animation:pop .55s ease}
.q-celeb.mia-celeb-pop{box-shadow:0 0 0 4px rgba(255,201,74,.35)}


/* === Mia aesthetic v51 === */
:root{
  --card-r: 26px 20px 28px 22px / 22px 28px 20px 26px;
  --soft-shadow: 0 4px 0 #EADBC6, 0 12px 28px rgba(120,80,40,.07);
  --lift-shadow: 0 6px 0 #E5D6F5, 0 16px 34px rgba(122,82,211,.11);
  --ink-soft: #5A4A6C;
}
body{letter-spacing:.015em;color:var(--ink)}
main{padding-top:calc(14px + env(safe-area-inset-top))}
.card{border-radius:var(--card-r);padding:16px 16px 15px;box-shadow:var(--soft-shadow);margin-bottom:14px;border:1px solid rgba(255,255,255,.7);transition:box-shadow .18s ease,transform .18s ease}
.card:hover{box-shadow:var(--lift-shadow)}
.card h3{font-size:15.5px;margin-bottom:10px;letter-spacing:.02em;color:var(--ink-soft)}
.hdr{margin-bottom:18px;padding-right:12px}
.hdr h1{letter-spacing:.02em;font-size:27px}
.hdr p{font-size:13.5px;line-height:1.55;color:var(--mut)}
.pg-hdr,.home-hdr,.tr-hdr,.q-hdr{position:relative;padding-right:0;overflow:visible;z-index:2}
.pg-hdr,.tr-hdr,.q-hdr{display:block;min-height:0}
.pg-hdr .hdr-text,.tr-hdr .hdr-text,.q-hdr .hdr-text{position:relative;z-index:2;max-width:100%}
/* Mia v64.1 真背景层：各页保留；探在顶栏山丘区，锐利有神，垫在按钮下，奶油淡出无紫雾 */
main{isolation:isolate}
.mia-page-bg{position:absolute;top:calc(-6px + env(safe-area-inset-top));right:-8px;
  width:min(42vw,200px);height:min(38vw,168px);
  pointer-events:none!important;z-index:0;overflow:visible;opacity:.94;
  -webkit-mask-image:linear-gradient(180deg,#000 0%,#000 48%,rgba(0,0,0,.65) 72%,transparent 100%);
  mask-image:linear-gradient(180deg,#000 0%,#000 48%,rgba(0,0,0,.65) 72%,transparent 100%)}
.mia-page-bg,.mia-page-bg *{pointer-events:none!important}
.mia-page-bg img{display:block;width:100%;height:100%;object-fit:contain;object-position:right top;
  filter:drop-shadow(0 5px 12px rgba(91,58,168,.16));user-select:none;-webkit-user-drag:none}
.mia-page-bg:before,.mia-page-bg.soft-bust:before{content:none!important;display:none!important}
/* 首页品牌点缀稍大，仍停在顶栏，不伸进卡片区 */
.mia-page-bg.mia-home-bg{width:min(48vw,240px);height:min(44vw,200px);top:calc(-8px + env(safe-area-inset-top));right:-10px;opacity:.96}
.mia-page-bg.mia-words-bg{width:min(40vw,190px);height:min(40vw,175px);opacity:.93;
  -webkit-mask-image:linear-gradient(180deg,#000 0%,#000 55%,rgba(0,0,0,.55) 78%,transparent 100%);
  mask-image:linear-gradient(180deg,#000 0%,#000 55%,rgba(0,0,0,.55) 78%,transparent 100%)}
.mia-page-bg.mia-shelf-bg{width:min(42vw,200px);height:min(38vw,170px);opacity:.93}
.mia-page-bg.mia-hz-bg,.mia-page-bg.mia-quest-bg,.mia-page-bg.mia-train-bg{
  width:min(40vw,190px);height:min(40vw,175px);opacity:.93}
/* 所有主内容压过背景 */
main > *:not(.mia-page-bg){position:relative;z-index:1}
.card,.hdr,.pg-hdr,.home-hdr,.tr-hdr,.q-hdr,.grid2,.cols,.list,.search,.chips,
.res-layout,.hero,.stat,.bc-entry,.hz-grid,.sernav{position:relative;z-index:1}
.home-hdr{margin-bottom:8px;padding-top:0;padding-right:min(40vw,190px);min-height:0}
.home-hdr > p{margin:0 0 2px;line-height:1.35}
.home-hdr .brand2{margin:0 0 2px;align-items:flex-start}
.pg-hdr,.tr-hdr,.q-hdr{padding-right:min(34vw,150px);margin-bottom:14px}
/* 兼容旧类名（若缓存残留） */
.mia-scene,.mia-mascot{display:none!important}
.hero-soft{background:linear-gradient(145deg,#8B63E0 0%,#7B52D3 55%,#6A45C0 100%);padding:18px 16px 16px;box-shadow:0 6px 0 var(--pd),0 14px 28px rgba(91,58,168,.22)}
.hero-soft .big{letter-spacing:.01em}
.stat{padding:14px 15px}
.stat .v{font-size:32px;letter-spacing:-.02em}
.side .logo{display:flex;flex-direction:column;align-items:flex-start;gap:6px}
.mia-nav-avatar{display:none;width:64px;height:auto;object-fit:contain;filter:drop-shadow(0 4px 8px rgba(91,58,168,.16));margin:0 4px 2px}
/* 搜索 / 芯片 / 词条再抛光 */
.search{padding:12px 16px;border-radius:20px 16px 22px 18px;border-width:2px;box-shadow:inset 0 1px 0 rgba(255,255,255,.8);margin-bottom:14px}
.chip{padding:7px 14px;border-radius:18px;letter-spacing:.01em;box-shadow:0 1px 0 rgba(122,82,211,.06)}
.chip.on{box-shadow:0 3px 0 var(--pd)}
/* bc-entry keeps purple CTA; light polish only */
.bc-entry{letter-spacing:.02em;padding:15px 18px}
.bc-entry small{opacity:.92}
.list .it{padding:12px 0;gap:12px}
.it .pic{width:48px;height:48px;font-size:30px;border-radius:16px 13px 17px 12px;box-shadow:inset 0 0 0 1px rgba(122,82,211,.06)}
.it .w{font-size:17.5px;letter-spacing:.01em}
.hz{padding:12px 10px;box-shadow:0 4px 0 #EADBC6,0 8px 18px rgba(120,80,40,.06);border:1px solid rgba(255,255,255,.55);transition:transform .15s ease}
.hz:active{transform:scale(.97)}
.hz .c{font-size:50px;letter-spacing:.02em}
.hz-grid{gap:14px}
.cv-wrap{padding:6px;border-radius:18px 15px 20px 14px;box-shadow:0 5px 0 #E5D6F5,0 10px 20px rgba(120,80,40,.08)}
.bk .t{margin-top:9px;font-size:13.5px;letter-spacing:.01em}
.plank{height:10px;margin:12px 0 20px;border-radius:7px}
.sernav .ser{transition:background .15s ease,color .15s ease}
@media (min-width:768px){
  /* pad/桌面共用布局；Mia 角图尺寸见下方 ≥1280 桌面规则（pad 沿用手机默认） */
  .mia-nav-avatar{display:block}
  .home-hdr{margin-bottom:10px}
  .card{padding:18px 18px 16px}
  .hero-soft{padding:22px 20px 18px}
  main{padding:22px 32px 48px}
  .hdr h1{font-size:28px}
  .pg-hdr{margin-bottom:16px}
}
/* 仅宽屏桌面：Mia 装饰固定大尺寸；iPad（通常 <1280）继续用手机默认 min(vw,px) */
@media (min-width:1280px){
  .home-hdr{padding-right:220px}
  .pg-hdr,.tr-hdr,.q-hdr{padding-right:170px}
  .mia-page-bg{width:210px;height:175px;right:-6px;opacity:.94}
  .mia-page-bg.mia-home-bg{width:250px;height:205px;opacity:.96}
  .mia-page-bg.mia-words-bg,.mia-page-bg.mia-shelf-bg,.mia-page-bg.mia-hz-bg,
  .mia-page-bg.mia-quest-bg,.mia-page-bg.mia-train-bg{width:200px;height:175px;opacity:.93}
  .bun-hdr{padding-right:170px}
}
@media (max-width:420px){
  .home-hdr{padding-right:min(38vw,145px);margin-bottom:4px}
  .pg-hdr,.tr-hdr,.q-hdr{padding-right:min(32vw,120px)}
  .mia-page-bg{width:min(40vw,150px);height:min(36vw,135px);opacity:.9}
  .mia-page-bg.mia-home-bg{width:min(46vw,170px);height:min(40vw,155px);opacity:.94}
  .home-hdr .brand2.b-home{font-size:30px}
  .hdr h1{font-size:24px}
  .hero{margin-top:10px}
}

/* 复习页下方：已读内容扁平列表 */
.rv-content{margin-top:28px;padding-top:18px;border-top:2px dashed var(--pb)}
.rv-ct-h{font-family:var(--cn);font-size:18px;font-weight:800;color:var(--pd);margin:0 0 4px}

/* 大字卡：笔顺/描一描关闭时背面只看组词 */
.bc-zhback.no-stroke{display:block}
.bc-zhback.no-stroke .bc-zinfo{max-width:100%}

.q-admin .q-look-log{max-height:360px;overflow:auto;padding:2px 0}
.q-admin .q-look-day{padding:10px 0;border-bottom:1px dashed #E6DFF0}
.q-admin .q-look-day:last-child{border-bottom:0}
.q-admin .q-look-date{font-family:var(--cn);font-weight:700;color:#6B5B95;margin-bottom:6px}
.q-admin .q-look-log ul{margin:0;padding:0 0 0 4px;list-style:none}
.q-admin .q-look-log li{display:flex;align-items:baseline;gap:8px;padding:3px 0;font-size:15px;line-height:1.45}
.q-admin .q-look-mark{display:inline-grid;place-items:center;width:1.2em;color:#B5A8C9;font-weight:700}
.q-admin .q-look-mark.ok{color:#3E9E6A}

/* Monday 2026-10-19 lesson: layout/hierarchy — proximity + z-index */
.brand-mini{position:relative;z-index:2} /* chrome above Mia true-bg (z=0) */
.hdr h1{margin:0 0 2px} /* title+subtitle = one group (proximity) */
.hdr p{margin:0}
.pg-hdr .hdr-text h1,.tr-hdr .hdr-text h1,.q-hdr .hdr-text h1,.home-hdr .brand2{margin-top:0}
.pg-hdr .hdr-text p,.tr-hdr .hdr-text p,.q-hdr .hdr-text p{margin:0}
.pg-hdr,.tr-hdr,.q-hdr{margin-bottom:16px} /* group→content gap > title↔subtitle */

/* ========== 兔兔小屋 · 养成系 ========== */
.bun-home{display:flex;align-items:center;gap:14px;padding:16px 18px;margin-bottom:14px;background:linear-gradient(135deg,#F8F0FF 0%,#FFEAF2 55%,#FFF0D8 100%);border:2.5px solid #E0C8F2;color:var(--ink);text-decoration:none;position:relative;z-index:2;scroll-margin-bottom:96px}
.bun-home:active{transform:scale(.985)}
.bun-home-art{flex:none;width:92px}
.bun-home-art .bun-svg{display:block;width:100%;height:auto}
.bun-home-txt{display:flex;flex-direction:column;gap:2px;flex:1;min-width:0}
.bun-home-txt b{font-family:var(--cn);font-size:18px}
.bun-home-meta{display:flex;gap:8px;margin-top:4px;font-weight:800;color:var(--pd);font-size:13px}
.bun-home-meta i{font-style:normal;background:#fff;padding:2px 8px;border-radius:10px}
.bun-home-go{flex:none;font-family:var(--cn);font-weight:800;color:#fff;background:linear-gradient(145deg,#C89BF0,#7B52D3);padding:10px 14px;border-radius:16px;box-shadow:0 3px 0 #5B3AA8;font-size:14px}
.bun-page{max-width:720px;margin:0 auto}
.bun-hdr{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;position:relative;z-index:2;padding-right:min(34vw,150px)}
/* bun-hdr Mia 留白：pad 用默认 min(vw)；桌面见 min-width:1280 */
@media (max-width:420px){.bun-hdr{padding-right:min(32vw,120px)}}
.bun-scene{position:relative;padding:18px 16px 14px;overflow:hidden;background:linear-gradient(180deg,#FBF5FF 0%,#FFEDE3 100%);border:2.5px solid #E0C8F2;min-height:280px}
.bun-scene-bg{position:absolute;inset:0;pointer-events:none;background:
  radial-gradient(circle at 18% 28%,#FFF7AE88 0 12%,transparent 13%),
  radial-gradient(circle at 82% 22%,#FFD0E688 0 10%,transparent 11%),
  linear-gradient(180deg,transparent 62%,#D9F0D2 62%,#C3E6BF 100%)}
.bun-mascot{position:relative;z-index:2;display:block;width:min(280px,70vw);margin:8px auto 4px;padding:0;border:0;background:transparent;cursor:pointer}
.bun-mascot .bun-svg{width:100%;height:auto;filter:drop-shadow(0 8px 0 #E0C8F266);transition:transform .2s}
.bun-decos{position:absolute;z-index:3;left:12px;right:12px;top:10px;display:flex;flex-wrap:wrap;gap:6px;justify-content:flex-end;pointer-events:none}
.bun-deco{font-size:22px;background:#fff9;border-radius:12px;padding:2px 6px;box-shadow:0 2px 0 #EADBC6;pointer-events:auto}
.bun-grow{position:relative;z-index:2;margin:6px 4px 10px}
.bun-grow-lab{font-family:var(--cn);font-size:13px;font-weight:700;color:var(--pd);margin-bottom:4px;text-align:center}
.bun-grow-bar{height:12px;border-radius:999px;background:#EFE3F8;border:2px solid #D4B8F0;overflow:hidden;box-shadow:inset 0 1px 2px #0001}
.bun-grow-bar b{display:block;height:100%;background:linear-gradient(90deg,#FFC94A,#FF9F80 50%,#C89BF0);border-radius:999px;transition:width .35s}
.bun-bar{position:relative;z-index:2;display:grid;grid-template-columns:42px 1fr 36px;gap:8px;align-items:center;margin:4px 2px;font-family:var(--cn);font-size:12.5px;font-weight:700;color:var(--mut)}
.bun-bar i{display:block;height:10px;border-radius:999px;background:#F3EAF8;overflow:hidden}
.bun-bar i b{display:block;height:100%;border-radius:999px}
.bun-bar.mood i b{background:#FF9F80}.bun-bar.full i b{background:#8FD3A6}.bun-bar.clean i b{background:#7B52D3}
.bun-bar em{font-style:normal;font-family:"Nunito",var(--cn);font-weight:800;color:var(--ink);text-align:right}
.bun-actions{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:14px 0}
@media(max-width:420px){.bun-actions{grid-template-columns:repeat(3,1fr);gap:8px}}
.bun-item{display:flex;flex-direction:column;align-items:flex-start;gap:2px;padding:12px 14px;border-radius:18px;border:2.5px solid #E0C8F2;background:#fff;box-shadow:0 3px 0 #EADBC6;font-family:var(--cn);text-align:left;position:relative;min-height:78px}
.bun-item .em{font-size:26px;line-height:1}
.bun-item b{font-size:15px;color:var(--ink)}
.bun-item i{font-style:normal;font-size:12px;color:var(--mut);font-weight:700}
.bun-item.soft{background:#FBF7FF}
.bun-item:disabled{opacity:.45;box-shadow:none}
.bun-item:not(:disabled):active{transform:translateY(2px);box-shadow:0 1px 0 #EADBC6}
.bun-say{position:absolute;right:8px;top:8px;font-size:12px;padding:2px 6px;border-radius:8px;background:var(--pl)}
.bun-stages h3,.bun-how h3{font-family:var(--cn);margin:0 0 8px}
.bun-stage-list{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:8px;padding:0;margin:0}
.bun-stage-list li{background:#F8F0FF;border:2px dashed #DCC8F0;border-radius:14px;padding:10px 12px;display:flex;flex-direction:column;gap:2px}
.bun-stage-list li.on{border-style:solid;background:#fff;border-color:#C89BF0}
.bun-stage-list li.cur{box-shadow:0 0 0 3px #FFD86B66;background:linear-gradient(135deg,#FFF8E0,#F3EBFF)}
.bun-stage-list li b{font-family:var(--cn);font-size:15px}
.bun-stage-list li i{font-style:normal;font-size:12px;color:var(--mut)}
.bun-how ul{margin:0;padding-left:1.2em;font-family:var(--cn);line-height:1.7}
.bun-how li{margin:2px 0}
.bun-admin-log{list-style:none;padding:0;margin:0;max-height:280px;overflow:auto}
.bun-admin-log li{display:flex;gap:10px;padding:8px 0;border-bottom:1.5px dashed var(--line);font-family:var(--cn);font-size:13.5px}
.bun-admin-log time{flex:none;color:var(--mut);font-size:12px;min-width:118px}

/* 兔兔掉落飞入库存 + 投喂开心互动 */
.home-stats-top{margin:0 0 14px}
.bun-drop-layer{position:fixed;inset:0;pointer-events:none;z-index:90;overflow:hidden}
.bun-drop-fly{position:absolute;left:50%;top:42%;font-size:52px;animation:bunFlyInv 1.25s ease-out forwards;filter:drop-shadow(0 6px 0 #E0C8F266)}
.bun-drop-inv{position:absolute;right:12%;top:14%;font-family:var(--cn);font-weight:800;font-size:15px;background:#fff;border:2.5px solid #E0C8F2;border-radius:16px;padding:8px 14px;box-shadow:0 4px 0 #EADBC6;opacity:0;animation:bunInvPop .9s .25s ease forwards}
@keyframes bunFlyInv{0%{opacity:0;transform:translate(-50%,30px) scale(.35)}18%{opacity:1;transform:translate(-50%,0) scale(1.15)}70%{opacity:1;transform:translate(28vw,-32vh) scale(.7)}100%{opacity:0;transform:translate(36vw,-40vh) scale(.35)}}
@keyframes bunInvPop{0%{opacity:0;transform:scale(.7)}40%{opacity:1;transform:scale(1.08)}100%{opacity:1;transform:scale(1)}}
.bun-mascot.bun-happy .bun-svg{animation:bunHopBig .55s ease}
.bun-mascot.bun-feed .bun-svg{filter:drop-shadow(0 8px 0 #E0C8F266) drop-shadow(0 0 12px #FFC94A88)}
@keyframes bunHopBig{0%{transform:translateY(0) scale(1)}35%{transform:translateY(-18px) scale(1.06)}60%{transform:translateY(-6px) rotate(-3deg)}100%{transform:translateY(0) scale(1)}}
.bun-hearts{position:absolute;inset:0;pointer-events:none;z-index:5}
.bun-hearts span{position:absolute;left:50%;top:28%;font-size:22px;animation:bunHeart 1.2s ease-out forwards;animation-delay:calc(var(--i) * .08s)}
.bun-hearts span:nth-child(1){--dx:-42px}.bun-hearts span:nth-child(2){--dx:-12px}.bun-hearts span:nth-child(3){--dx:18px}.bun-hearts span:nth-child(4){--dx:44px}.bun-hearts span:nth-child(5){--dx:8px}
@keyframes bunHeart{0%{opacity:0;transform:translate(-50%,8px) scale(.4)}25%{opacity:1;transform:translate(calc(-50% + var(--dx,0px)),-10px) scale(1.1)}100%{opacity:0;transform:translate(calc(-50% + var(--dx,0px)),-56px) scale(.85)}}

/* 兔兔奖励恭喜弹窗 · 奶油紫孩子友好 */
.bun-congrats-overlay{position:fixed;inset:0;z-index:100;background:rgba(91,58,168,.38);display:flex;align-items:center;justify-content:center;padding:18px;padding-bottom:calc(18px + env(safe-area-inset-bottom));animation:bunOvIn .2s ease}
@keyframes bunOvIn{from{opacity:0}to{opacity:1}}
.bun-congrats{position:relative;width:min(360px,100%);background:linear-gradient(165deg,#FFFCF8 0%,#F8F0FF 55%,#FFEAF2 100%);border:3px solid #E0C8F2;border-radius:28px 22px 30px 24px;box-shadow:0 8px 0 #C9B0E8,0 18px 40px rgba(91,58,168,.28);padding:28px 22px 20px;text-align:center;font-family:var(--cn);animation:bunPop .28s cubic-bezier(.2,1.2,.4,1)}
@keyframes bunPop{from{opacity:0;transform:scale(.82) translateY(12px)}to{opacity:1;transform:scale(1) translateY(0)}}
.bun-congrats-spark{position:absolute;top:12px;right:16px;font-size:22px;animation:bunSpark 1.2s ease-in-out infinite alternate}
@keyframes bunSpark{from{transform:rotate(-8deg) scale(.9)}to{transform:rotate(10deg) scale(1.1)}}
.bun-congrats-em{font-size:64px;line-height:1;filter:drop-shadow(0 6px 0 #E0C8F266);margin:4px 0 8px}
.bun-congrats h2{margin:0 0 8px;font-size:26px;color:var(--pd);letter-spacing:.02em}
.bun-congrats-tip{margin:0 0 6px;font-size:16px;font-weight:800;color:var(--ink);line-height:1.45}
.bun-congrats-sub{margin:0 0 16px;font-size:13.5px;color:var(--mut);line-height:1.45}
.bun-congrats-actions{display:flex;flex-direction:column;gap:10px}
.bun-congrats-actions .btn{width:100%;justify-content:center;min-height:48px;font-size:16px;border-radius:18px}
.bun-congrats-feed{width:min(400px,100%);padding:34px 24px 24px}
.bun-congrats-feed .bun-congrats-em{font-size:88px;margin:8px 0 12px;animation:bunPop .35s cubic-bezier(.2,1.2,.4,1)}
.bun-congrats-feed h2{font-size:30px}


/* 首页最近记录 · 可点读 / 书籍弹窗 */
.home-recent{display:flex;flex-direction:column;gap:2px}
.home-recent-row{display:flex;justify-content:space-between;align-items:center;gap:8px;width:100%;text-align:left;background:transparent;border:0;padding:6px 8px;margin:0;border-radius:14px;font:inherit;color:inherit;cursor:pointer;line-height:1.45;-webkit-tap-highlight-color:transparent}
.home-recent-row:active,.home-recent-row:focus-visible{background:linear-gradient(135deg,#F8F0FF,#FFEAF2);outline:none}
.home-recent-main{min-width:0;flex:1}
.home-recent-say::after{content:"🔊";opacity:.45;font-size:13px;margin-left:4px;flex-shrink:0}
.home-recent-book::after{content:"📖";opacity:.55;font-size:13px;margin-left:4px;flex-shrink:0}
.home-read-overlay{position:fixed;inset:0;z-index:100;background:rgba(91,58,168,.38);display:flex;align-items:center;justify-content:center;padding:18px;padding-bottom:calc(18px + env(safe-area-inset-bottom));animation:bunOvIn .2s ease}
.home-read-dialog{width:min(360px,100%);background:linear-gradient(165deg,#FFFCF8 0%,#F8F0FF 55%,#FFEAF2 100%);border:3px solid #E0C8F2;border-radius:28px 22px 30px 24px;box-shadow:0 8px 0 #C9B0E8,0 18px 40px rgba(91,58,168,.28);padding:28px 22px 20px;text-align:center;font-family:var(--cn);animation:bunPop .28s cubic-bezier(.2,1.2,.4,1)}
.home-read-em{font-size:56px;line-height:1;margin:4px 0 10px;filter:drop-shadow(0 6px 0 #E0C8F266)}
.home-read-dialog h2{margin:0 0 8px;font-size:24px;color:var(--pd)}
.home-read-tip{margin:0 0 18px;font-size:15px;font-weight:700;color:var(--ink);line-height:1.45}
.home-read-actions{display:flex;flex-direction:column;gap:10px}
.home-read-actions .btn{width:100%;justify-content:center;min-height:48px;font-size:16px;border-radius:18px}

/* 小火车 · 待挂分区标题 */
.tr-sec-pending{margin-top:14px;background:linear-gradient(90deg,#F8F0FF,#FFF8EE);border-radius:14px;padding:8px 12px}

/* 兔兔互动 · 慢展示大图揭晓 */
.bun-congrats-reveal{width:min(420px,100%);padding:40px 26px 26px;min-height:280px}
.bun-congrats-reveal .bun-congrats-em{font-size:128px;margin:12px 0 18px;line-height:1;filter:drop-shadow(0 10px 0 #E0C8F266)}
.bun-congrats-food .bun-em-feed{display:inline-block;animation:bunFeedBig 1.35s cubic-bezier(.2,1.15,.35,1) both}
@keyframes bunFeedBig{0%{opacity:0;transform:scale(.2) translateY(28px) rotate(-12deg)}45%{opacity:1;transform:scale(1.28) translateY(-6px) rotate(4deg)}70%{transform:scale(.94) rotate(-2deg)}100%{opacity:1;transform:scale(1) translateY(0) rotate(0)}}
.bun-congrats-toy .bun-em-stage{position:relative;min-height:1.1em}
.bun-congrats-toy .bun-em-wrap{display:inline-block;animation:bunGiftShake 1.4s ease-in-out both}
@keyframes bunGiftShake{0%{transform:scale(.4) rotate(0);opacity:0}20%{opacity:1;transform:scale(1.15) rotate(-8deg)}40%{transform:scale(1.05) rotate(10deg)}55%{transform:scale(1.2) rotate(-6deg)}70%{transform:scale(1.08) rotate(6deg)}100%{transform:scale(1.18) rotate(0)}}
.bun-em-pop{animation:bunGiftPop .5s cubic-bezier(.2,1.4,.4,1) forwards!important}
@keyframes bunGiftPop{0%{transform:scale(1.18)}50%{transform:scale(1.45) rotate(8deg);filter:brightness(1.2)}100%{opacity:0;transform:scale(.2) rotate(-20deg)}}
.bun-em-show{display:inline-block;animation:bunToyReveal 1.1s cubic-bezier(.2,1.2,.35,1) both}
@keyframes bunToyReveal{0%{opacity:0;transform:scale(.15) rotate(-30deg)}40%{opacity:1;transform:scale(1.35) rotate(8deg)}65%{transform:scale(.92) rotate(-4deg)}100%{opacity:1;transform:scale(1) rotate(0)}}
.bun-spark-l{left:16px;right:auto!important;top:18px}
.bun-fade-in{animation:bunFadeIn .55s ease both}
@keyframes bunFadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.bun-reveal-out{animation:bunOvOut .4s ease forwards}
.bun-reveal-out .bun-congrats{animation:bunShrink .4s ease forwards}
@keyframes bunOvOut{to{opacity:0}}
@keyframes bunShrink{to{opacity:0;transform:scale(.72) translateY(18px)}}
.bun-congrats-reveal h2{font-size:32px}

/* 小书架 · 中文分级字表入口 */
.hz-badge{position:absolute;left:6px;bottom:6px;background:#FFF6D6;border:2px solid #F0D78C;border-radius:12px;padding:1px 6px;font-size:14px;line-height:1.2;box-shadow:0 2px 0 #EADBC6;z-index:2}
.hz-cv{cursor:pointer}
a.hz-cv:active{transform:scale(.97)}
.hz-play{color:var(--orange)!important;font-weight:800}
.hz-shelf-tip{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;margin:8px 0 12px;padding:12px 14px;background:linear-gradient(135deg,#FFF6D6,#FFE8F0);border:2px dashed #F0D78C}
.hz-shelf-tip b{font-family:var(--cn);font-size:15px}
.hz-shelf-tip .muted{flex:1;min-width:140px;font-size:12px}
.hz-lv-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:12px 0 24px}
@media (min-width:768px){.hz-lv-grid{grid-template-columns:repeat(4,1fr)}}
.hz-lv-card{display:flex;flex-direction:column;gap:6px;padding:18px 14px;border-radius:22px 18px 24px 16px;text-decoration:none;color:var(--ink);background:#fff;box-shadow:0 4px 0 #EADBC6,0 8px 16px rgba(120,80,40,.08);border:2px solid rgba(255,255,255,.7);transition:transform .15s}
.hz-lv-card:active{transform:scale(.97)}
.hz-lv-card.cv-t1{background:linear-gradient(160deg,#E8F6FF,#F7FCFF);box-shadow:0 4px 0 #D4E8F4,0 8px 16px rgba(100,140,170,.10)}
.hz-lv-card.cv-t2{background:linear-gradient(160deg,#E6F7EE,#F7FDF9);box-shadow:0 4px 0 #D4EDE0,0 8px 16px rgba(90,140,110,.10)}
.hz-lv-card.cv-t3{background:linear-gradient(160deg,#FFF6D6,#FFFCF0);box-shadow:0 4px 0 #F0E6C8,0 8px 16px rgba(160,130,60,.10)}
.hz-lv-card.cv-t4{background:linear-gradient(160deg,#FFE8DE,#FFF8F5);box-shadow:0 4px 0 #F0D8CE,0 8px 16px rgba(180,110,90,.10)}
.hz-lv-card.cv-t5{background:linear-gradient(160deg,#F3E8F8,#FCFAFF);box-shadow:0 4px 0 #E8D8E8,0 8px 16px rgba(140,100,140,.10)}
.hz-lv-num{font-family:var(--cn);font-size:22px;font-weight:800}
.hz-lv-count{font-size:14px}.hz-lv-count b{font-size:20px;color:var(--orange)}
.hz-lv-go{font-size:12px;font-weight:700;color:var(--p);margin-top:4px}

/* PHONE-PORTRAIT-SUBNAV */
/* 仅手机竖屏：二级目录（单词小类 / 汉字级别等）不拥挤；桌面与 iPad 横屏不变 */
@media (max-width: 640px) and (orientation: portrait) {
  /* 二级：单词本小类、汉字本级别 */
  .chips.subcats,
  .chips.hz-lv {
    display: flex;
    flex-wrap: wrap !important;
    overflow-x: visible !important;
    gap: 10px 8px;
    margin: 0 0 14px;
    margin-right: 0 !important;
    padding: 12px 10px 10px;
    background: #F7F2FF;
    border-radius: 18px;
    -webkit-overflow-scrolling: auto;
  }
  .chips.subcats .chip,
  .chips.hz-lv .chip,
  .chips.subcats .chip.sm,
  .chips.hz-lv .chip.sm {
    flex: 0 1 auto !important;
    white-space: normal;
    line-height: 1.25;
    min-height: 42px;
    padding: 9px 12px;
    font-size: 12.5px;
    border-radius: 16px;
    gap: 4px;
  }
  .chips.subcats .chip .muted,
  .chips.hz-lv .chip .muted {
    font-size: 11px;
    margin-left: 2px;
  }

  /* 一级系列芯片在竖屏也略松一点，仍可换行，避免与二级挤在一起 */
  .chips.hz-ser,
  .chips.cats {
    flex-wrap: wrap !important;
    overflow-x: visible !important;
    gap: 10px 8px;
    margin-right: 0 !important;
    padding-bottom: 2px;
    -webkit-overflow-scrolling: auto;
  }
  .chips.hz-ser .chip,
  .chips.cats .chip {
    flex: 0 1 auto !important;
    white-space: normal;
    min-height: 40px;
    padding: 8px 12px;
    font-size: 13px;
    line-height: 1.25;
  }
  .chips.hz-ser .chip .muted,
  .chips.cats .chip .muted {
    font-size: 11px;
  }

  /* 小书架系列条：竖屏允许换行、加大触控 */
  .sernav {
    flex-wrap: wrap;
    overflow-x: visible;
    gap: 10px 8px;
    padding: 4px 2px 10px;
  }
  .sernav .ser {
    white-space: normal;
    min-height: 44px;
    padding: 10px 12px;
    gap: 6px;
    line-height: 1.25;
    font-size: 13px;
  }
  .sernav .ser span {
    font-size: 11px;
    padding: 1px 7px;
  }
  .sernav .ser small {
    display: block;
    width: 100%;
    font-size: 10.5px;
    opacity: .75;
    font-weight: 400;
    margin-top: 2px;
  }

  /* 通用一级筛选 chips：竖屏略增间距 */
  .chips {
    gap: 10px 8px;
  }
  .chip {
    min-height: 40px;
    padding: 8px 12px;
  }
}
/* /PHONE-PORTRAIT-SUBNAV */

/* === pets multi / adopt / ceremony (mia-v94) === */
.bun-switcher{display:flex;gap:10px;overflow-x:auto;-webkit-overflow-scrolling:touch;padding:2px 2px 10px;margin:0 0 8px;scrollbar-width:none}
.bun-switcher::-webkit-scrollbar{display:none}
.bun-switch-card{flex:none;display:flex;align-items:center;gap:8px;min-width:132px;padding:8px 12px;border-radius:18px;border:2.5px solid #E0C8F2;background:#fff;box-shadow:0 3px 0 #EADBC6;font-family:var(--cn);text-align:left}
.bun-switch-card.on{border-color:#7B52D3;background:linear-gradient(135deg,#FFF8E0,#F3EBFF);box-shadow:0 0 0 3px #FFD86B66,0 3px 0 #C9B0E8}
.bun-switch-art{width:48px;flex:none}
.bun-switch-art .bun-svg{display:block;width:100%;height:auto}
.bun-switch-txt{display:flex;flex-direction:column;gap:1px;min-width:0}
.bun-switch-txt b{font-size:13.5px;white-space:nowrap}
.bun-switch-txt i{font-style:normal;font-size:11.5px;color:var(--mut)}
.bun-adopt-btn{display:block;width:100%;margin:0 0 12px;padding:14px 16px;border-radius:20px;border:0;font-family:var(--cn);font-size:16px;font-weight:800;color:#fff;background:linear-gradient(145deg,#FF9F80,#C89BF0 55%,#7B52D3);box-shadow:0 4px 0 #5B3AA8,0 10px 24px #C89BF055;letter-spacing:.02em}
.bun-adopt-btn:active{transform:translateY(2px);box-shadow:0 2px 0 #5B3AA8}
.bun-adopt-sheet{position:fixed;inset:0;z-index:95;background:rgba(91,58,168,.42);display:flex;align-items:flex-end;justify-content:center;padding:16px;padding-bottom:calc(16px + env(safe-area-inset-bottom))}
@media(min-width:768px){.bun-adopt-sheet{align-items:center}}
.bun-adopt-panel{width:min(440px,100%);max-height:min(78vh,560px);overflow:auto;margin:0;padding:18px 16px 20px}
.bun-adopt-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:6px}
.bun-adopt-head h3{margin:0;font-family:var(--cn)}
.bun-adopt-grid{display:grid;gap:10px;margin-top:12px}
.bun-adopt-card{display:grid;grid-template-columns:56px 1fr auto;grid-template-rows:auto auto;gap:2px 12px;align-items:center;padding:14px;border-radius:18px;border:2.5px solid #E0C8F2;background:linear-gradient(135deg,#FFFCF8,#F8F0FF);font-family:var(--cn);text-align:left;box-shadow:0 3px 0 #EADBC6}
.bun-adopt-em{grid-row:1/3;font-size:40px;line-height:1;filter:drop-shadow(0 4px 0 #E0C8F244)}
.bun-adopt-card b{font-size:16px}
.bun-adopt-card i{font-style:normal;font-size:12.5px;color:var(--mut);grid-column:2}
.bun-adopt-go{grid-row:1/3;grid-column:3;background:linear-gradient(145deg,#C89BF0,#7B52D3);color:#fff;font-weight:800;padding:10px 14px;border-radius:14px;font-size:14px;box-shadow:0 3px 0 #5B3AA8}
.bun-cap-tip{text-align:center;margin:4px 0 0;font-weight:700}
.bun-scene-uni{background:linear-gradient(180deg,#F5F0FF 0%,#FFE8F4 55%,#E8FFF6 100%);border-color:#C8B0F0}
.bun-scene-monkey{background:linear-gradient(180deg,#FFF8F0 0%,#FFE8D4 55%,#E8F8E8 100%);border-color:#E0C0A0}
.bun-ceremony-ov .bun-congrats{width:min(440px,100%);padding:42px 26px 28px;min-height:300px}
.bun-congrats-adopt .bun-em-adopt,.bun-congrats-grow .bun-em-grow{display:block;width:min(220px,58vw);margin:8px auto 12px;animation:bunAdoptIn 1.6s cubic-bezier(.2,1.15,.35,1) both}
.bun-congrats-adopt .bun-em-adopt .bun-svg,.bun-congrats-grow .bun-em-grow .bun-svg{width:100%;height:auto;filter:drop-shadow(0 10px 0 #E0C8F266)}
.bun-congrats-gift .bun-em-gift{display:flex;justify-content:center;gap:8px;font-size:42px;margin:16px 0 12px;animation:bunGiftRain 1.5s ease both}
.bun-gift-bit{display:inline-block;animation:bunHopBig .7s ease infinite alternate;animation-delay:calc(var(--i,0)*.12s)}
.bun-gift-bit:nth-child(1){--i:0}.bun-gift-bit:nth-child(2){--i:1}.bun-gift-bit:nth-child(3){--i:2}.bun-gift-bit:nth-child(4){--i:3}.bun-gift-bit:nth-child(5){--i:4}
.bun-spark-m{left:18%;top:18%;right:auto;font-size:18px;animation:bunSpark 1.4s .2s ease-in-out infinite alternate}
@keyframes bunAdoptIn{0%{transform:scale(.2) rotate(-12deg);opacity:0;filter:blur(6px)}55%{transform:scale(1.12) rotate(3deg);opacity:1;filter:blur(0)}100%{transform:scale(1) rotate(0)}}
@keyframes bunGiftRain{0%{transform:translateY(-24px) scale(.6);opacity:0}60%{transform:translateY(4px) scale(1.08);opacity:1}100%{transform:translateY(0) scale(1)}}
.bun-svg.tiny{max-height:52px}


/* v111 train tap: 选项优先可点，减合成层 */
body.playing .tr-opt, body.playing .tr-tile, body.playing .tr-next {
  touch-action: manipulation; -webkit-tap-highlight-color: transparent;
  position: relative; z-index: 5;
}
body.playing .tr-opt.right, body.playing .tr-opt.wrong, body.playing .tr-tile.wrong {
  animation: none; /* 答对/错动画也曾拖慢连点 */
}