:root{--green:#4E8B4A;--deep:#2E5E2B;--cream:#FFF9EC;--soft:#6B5B45;--orange:#F29B38;--line:#E8DCC4}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%;background:#F3EBDA;font-family:"PingFang SC","Microsoft YaHei",sans-serif;color:#3D3426;overflow:hidden}
button{font:inherit;border:none;cursor:pointer;background:none;color:inherit}
.hidden{display:none!important}
.thumb{display:block;overflow:hidden}

/* 1920×1080 画布，等比缩放 */
#stage{position:absolute;left:50%;top:50%;width:1920px;height:1080px;transform-origin:center;background:var(--cream) url(../images/bg-home.jpg) center/cover;overflow:hidden}
#stage::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,#fff9ec55,#fff9ecdd 70%);pointer-events:none}
#top{position:absolute;left:0;right:0;top:0;height:96px;display:flex;align-items:center;justify-content:center;z-index:5}
#topTitle{font-size:40px;font-weight:800;color:var(--deep);letter-spacing:2px;background:#fffd;padding:8px 36px;border-radius:40px;box-shadow:0 4px 0 #0001}
.top-btn{position:absolute;left:32px;display:flex;align-items:center;gap:8px;font-size:30px;font-weight:700;background:#fff;padding:12px 26px;border-radius:40px;box-shadow:0 4px 0 #0002}
.top-btn img{width:40px;height:40px}
#gradeTag{position:absolute;right:32px;font-size:30px;font-weight:700;color:#fff;background:var(--green);padding:10px 26px;border-radius:40px}
#gradeTag:empty{display:none}
.top-btn.top-right{left:auto;right:32px}
#view{position:absolute;left:0;right:0;top:110px;bottom:48px;z-index:2}
#foot{position:absolute;left:0;right:0;bottom:10px;text-align:center;font-size:20px;color:var(--soft);z-index:3}

/* 首页：标题压在天空上 → 六站大卡（3 列 2 行，每站自带年级）→ 点亮进度条
   左右 padding 对称，标题/卡片/进度条统一居中在画面正中 */
.home{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:26px;height:100%;padding:0 400px}
.home-title{font-size:60px;font-weight:800;color:var(--deep);letter-spacing:2px;text-align:center;text-shadow:0 3px 10px #fff9,0 0 34px #ffffffe6}

.station-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;width:100%;align-items:stretch}
.station-card{position:relative;display:flex;flex-direction:column;gap:4px;background:#FFF3DC;border-radius:24px;padding:8px 8px 10px;text-align:left;border:4px solid transparent;transition:transform .2s,border-color .2s,background .2s}
.station-card:hover{transform:translateY(-4px);border-color:var(--green)}
.station-card .thumb{border-radius:14px}
.station-card .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.station-card .badge{position:absolute;left:16px;top:16px;z-index:2;font-size:22px;font-weight:800;color:#fff;background:var(--orange);padding:3px 13px;border-radius:16px;box-shadow:0 3px 0 #C97418;font-style:normal}
.station-card .s-title{font-size:26px;line-height:1.25;color:var(--deep);padding:2px 6px 0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.station-card .s-task{align-self:flex-start;margin:2px 6px 0;font-size:20px;font-weight:700;padding:3px 12px;border-radius:14px;background:#EAF4E4;color:var(--deep);white-space:nowrap}
.station-card .s-task.g2{background:#FFF0DC;color:#B5651D}
.station-card .s-task.g3{background:#E4EEF7;color:#2A5F8A}
.station-card .s-foot{display:flex;align-items:center;gap:6px;margin-top:auto;padding:0 3px}
.station-card .s-lesson{flex:1;min-width:0;font-style:normal;font-size:20px;line-height:1.3;color:var(--soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.station-card .go{flex-shrink:0;font-style:normal;font-size:28px;font-weight:800;color:#fff;background:var(--orange);padding:4px 8px;border-radius:20px;box-shadow:0 4px 0 #C97418}
.station-card.done{border-color:var(--green);background:#EAF4E4}
.station-card.done .go{background:var(--green);box-shadow:0 4px 0 var(--deep)}

/* 上饶点亮图：一条进度条，六处地点并排，一律不折行 */
.map-bar{display:flex;align-items:center;gap:18px;width:100%;background:#fffffff0;border-radius:24px;padding:12px 28px;box-shadow:0 8px 30px #0001}
.mb-title{font-size:24px;font-weight:800;color:var(--deep);white-space:nowrap}
.mb-pt{display:flex;align-items:center;gap:8px;font-size:22px;font-weight:700;color:#8A7C66;white-space:nowrap}
.mb-pt i{position:relative;width:20px;height:20px;border-radius:50%;background:#B9AC97;box-shadow:0 0 0 5px #ffffffcc}
.mb-pt.on{color:var(--deep);font-weight:800}
.mb-pt.on i{background:var(--green);box-shadow:0 0 0 6px #4E8B4A33;animation:lightup .7s}
/* 点亮后在圆点里画一个白对勾，一眼看出来是"走过了" */
.mb-pt.on i::before{content:"";position:absolute;left:5px;top:5px;width:9px;height:5px;border-left:3px solid #fff;border-bottom:3px solid #fff;transform:rotate(-45deg)}
.mb-pt.on i::after{content:"";position:absolute;left:50%;top:50%;width:20px;height:20px;margin:-10px 0 0 -10px;border-radius:50%;border:3px solid var(--green);opacity:0;animation:ripple .5s ease-out}
.mb-num{margin-left:auto;font-size:20px;color:var(--soft);white-space:nowrap}
@keyframes lightup{0%{transform:scale(1)}45%{transform:scale(2.1)}100%{transform:scale(1)}}
@keyframes ripple{0%{transform:scale(1);opacity:.85}100%{transform:scale(4);opacity:0}}

/* 站内：上方步骤条 + 中间内容 */
.steps{display:flex;justify-content:center;gap:14px;margin:6px 380px 18px 0}
.step{position:relative;font-size:30px;font-weight:700;padding:12px 30px;border-radius:30px;background:#ffffffcc;color:#A89B85;border:3px solid transparent;font-family:inherit;appearance:none;-webkit-appearance:none;cursor:pointer;transition:transform .12s ease,background .2s ease,color .2s ease}
.step:hover{background:#fff;color:var(--deep);transform:translateY(-2px)}
.step:active{transform:none}
.step.on{cursor:default}
.step.on{background:#fff;color:var(--deep);border-color:var(--green);animation:breathe 2.4s ease-in-out infinite}
.step.done{color:var(--green)}
.step.done::before{content:"";display:inline-block;width:13px;height:7px;border-left:4px solid var(--green);border-bottom:4px solid var(--green);transform:rotate(-45deg) translate(1px,-4px);margin-right:10px}
@keyframes breathe{0%,100%{box-shadow:0 0 0 0 #4E8B4A00}50%{box-shadow:0 0 0 9px #4E8B4A33}}
/* 面板下沿留出话筒的位置：面板底 120，话筒在 120 以下 */
.panel{position:absolute;left:60px;right:440px;top:90px;bottom:120px;background:#fffffff2;border-radius:36px;box-shadow:0 10px 40px #0001;padding:32px 48px 24px;display:flex;flex-direction:column;animation:panelIn .3s ease-out}
@keyframes panelIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:none}}
.panel h2{font-size:44px;color:var(--deep);margin-bottom:18px}
.next{align-self:flex-end;margin-top:auto;font-size:34px;font-weight:800;color:#fff;background:var(--green);padding:18px 48px;border-radius:40px;box-shadow:0 6px 0 var(--deep);min-height:64px}
.next:disabled{opacity:.4}

/* 讲一讲：图片按原比例完整显示，不裁；换段落时交叉淡入淡出 */
.talk-stage{position:relative;flex:1;min-height:0;display:flex;justify-content:center}
.talk-img{width:100%;height:100%;object-fit:contain;border-radius:26px}
.talk-img.top{position:absolute;inset:0;opacity:0;transition:opacity .32s ease}
.talk-img.top.in{opacity:1}
.quote{font-size:34px;font-family:KaiTi,STKaiti,serif;color:var(--deep);background:#EAF4E4;border-radius:20px;padding:14px 26px;margin-bottom:16px}
.quote mark{background:#FFE08A;padding:0 4px;border-radius:6px}
.dots{display:flex;gap:12px;justify-content:center;margin-top:14px}
.dots i{width:18px;height:18px;border-radius:50%;background:var(--line)}
.dots i.on{background:var(--green)}

/* 找一找、猜一猜 */
.find-tip{font-size:36px;line-height:1.6;margin-bottom:24px}
.opts{display:grid;gap:24px}
.opts.cols2{grid-template-columns:1fr 1fr}
.opts.cols3{grid-template-columns:repeat(3,1fr)}
.opts.cols4{grid-template-columns:1fr 1fr}
.opt{min-height:120px;height:auto;padding:16px 22px;font-size:36px;font-weight:800;line-height:1.35;border-radius:28px;background:#FFF3DC;border:4px solid var(--line)}
.opt.right{background:#DFF0D8;border-color:var(--green);color:var(--deep);animation:popScale .35s ease-out}
.opt.wrong{background:#FBE3DA;border-color:#E39A80;animation:shake .4s ease-in-out}
@keyframes popScale{0%{transform:scale(1)}45%{transform:scale(1.055)}100%{transform:scale(1)}}
@keyframes shake{0%,100%{transform:translateX(0)}18%{transform:translateX(-10px)}38%{transform:translateX(10px)}58%{transform:translateX(-7px)}78%{transform:translateX(7px)}}
.guess-grid{display:grid;gap:22px;justify-content:center;align-content:start}
.guess-grid.cols4{grid-template-columns:repeat(4,282px)}
.guess-grid.cols6{grid-template-columns:repeat(3,290px)}
.g-card{position:relative;border-radius:24px;overflow:hidden;border:5px solid transparent;background:#fff;box-shadow:0 4px 14px #0001;padding:0}
.g-card .thumb img{width:100%;aspect-ratio:3/2;object-fit:cover;display:block}
.g-card b{display:block;font-size:28px;line-height:1.3;padding:10px 6px;text-align:center}
.g-card .mark{position:absolute;top:10px;right:10px;font-size:24px;font-weight:800;color:#fff;padding:4px 12px;border-radius:20px}
.g-card.yes{border-color:var(--green);animation:popScale .35s ease-out}
.g-card.yes .mark{background:var(--green)}
.g-card.no{border-color:#C9B9A0;opacity:.78;animation:shake .4s ease-in-out}
.g-card.no .mark{background:#A89B85}

/* 问一问、说一说 */
.said{font-size:40px;line-height:1.5;background:#FFF3DC;border-radius:22px;padding:20px 28px;min-height:100px;margin-bottom:18px}
.said:empty::before{content:"小朋友说的话会显示在这里";color:#C9B9A0}
.hint-row{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:18px}
.hint{font-size:30px;background:#EAF4E4;color:var(--deep);padding:10px 24px;border-radius:24px}
.pattern{font-size:46px;font-family:KaiTi,STKaiti,serif;font-weight:700;color:var(--deep);text-align:center;background:#EAF4E4;border-radius:24px;padding:24px;margin-bottom:18px}
/* 句式里的空：短空格块，不再用一排下划线；一年级用浅黄色 */
.blank{display:inline-block;width:2.4em;height:.8em;background:#D8ECD0;border-radius:10px;vertical-align:-.06em;margin:0 .12em}
.panel.g1 .blank{background:#FFE9A8}
.example{font-size:32px;line-height:1.5;color:var(--soft);text-align:center;margin-bottom:18px}
.review{font-size:34px;line-height:1.6}
.review .tip{color:#B5651D;margin-top:8px}
.qa-log{flex:1;overflow:auto;display:flex;flex-direction:column;gap:14px}
.qa-log .q{align-self:flex-start;font-size:32px;background:#FFF3DC;padding:14px 24px;border-radius:22px}
.qa-log .a{align-self:flex-end;font-size:32px;background:#EAF4E4;padding:14px 24px;border-radius:22px;max-width:80%}

/* 代言卡：文字区和饶饶分左右两栏，卡片高度跟文字长度变 */
.cards{display:flex;gap:28px;flex-wrap:wrap;overflow:auto;align-content:flex-start}
.cards.few{justify-content:center;align-items:center;height:100%}
.cards.few .card{width:760px}
.card{position:relative;width:520px;min-height:330px;border-radius:26px;background:#FFFBF0 center/cover;overflow:hidden;box-shadow:0 8px 24px #0002;flex-shrink:0;display:grid;grid-template-columns:1fr 200px;grid-template-rows:1fr auto;animation:cardIn .4s ease-out backwards}
.card:nth-child(2){animation-delay:.09s}
.card:nth-child(3){animation-delay:.18s}
.card:nth-child(4){animation-delay:.27s}
@keyframes cardIn{from{opacity:0;transform:translateY(28px) rotateX(-16deg)}to{opacity:1;transform:none}}
.card::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#fffbf0f7 46%,#fffbf000 82%);pointer-events:none}
.card .c-txt{grid-column:1;grid-row:1;position:relative;min-width:0}
.card .ct{font-size:26px;font-weight:800;color:#fff;background:var(--green);display:inline-block;padding:6px 20px;border-radius:0 0 18px 0}
.card p{font-size:32px;font-family:KaiTi,STKaiti,serif;font-weight:700;line-height:1.5;padding:18px 16px 6px 28px;color:var(--deep)}
.card .c-rao{grid-column:2;grid-row:1/3;position:relative;display:flex;align-items:flex-end;justify-content:center;overflow:hidden}
.card .c-rao img{height:250px;filter:drop-shadow(0 6px 12px #0003)}
.card .no{grid-column:1;grid-row:2;position:relative;font-size:22px;color:var(--soft);padding:4px 28px 18px}
.card-actions{display:flex;gap:20px;margin-top:18px}
.card-actions button{font-size:30px;font-weight:700;padding:14px 34px;border-radius:30px;background:#FFF3DC;border:3px solid var(--line);min-height:64px}

/* 饶饶：气泡固定在头部左上方，最多 4 行，超出滚动，不把饶饶挤下去 */
/* 饶饶：必须靠容器右边对齐（漏掉 flex 就会贴到左边、压住第6站卡片和出发按钮） */
#rao{position:absolute;right:20px;bottom:40px;width:420px;z-index:6;pointer-events:none;display:flex;flex-direction:column;align-items:flex-end}
#raoImg{height:560px;display:block;filter:drop-shadow(0 10px 18px #0002);transition:transform .2s}
#rao.at-home #raoImg{height:420px}
#raoImg.pop{animation:pop .45s}
@keyframes pop{0%{transform:scale(.94) translateY(8px)}60%{transform:scale(1.03)}100%{transform:none}}
#raoImg.talking{animation:floaty 2.2s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
/* 气泡压在面板右上角，必须让点击穿透，否则猜一猜右边那几列卡片点不到；
   只有里面的"再听一遍"按钮接收点击 */
/* 饶饶的对话框：一律贴在最右边（限制在饶饶这 420px 内，所以永远不压内容面板），
   宽度跟着内容走（短句窄、长句宽），不设固定高度、不出滚动条 */
#bubble{pointer-events:none;position:absolute;right:0;bottom:560px;width:max-content;max-width:360px;min-width:180px;overflow:visible;background:#fff;border-radius:26px;padding:18px 26px;font-size:28px;line-height:1.45;box-shadow:0 10px 28px #0002;border:3px solid #CFE5C6}
#bubble::after{content:"";position:absolute;right:150px;bottom:-22px;border:12px solid transparent;border-top:14px solid #fff}
/* 首页内容更高，气泡再抬高一点 */
#rao.at-home #bubble{bottom:520px}
#btnReplay{pointer-events:auto;float:right;margin:6px 0 0 12px;padding:6px;border-radius:50%;background:#F1F7EE;box-shadow:0 2px 6px #0001}
#btnReplay img{width:34px;height:34px;display:block}

/* 话筒：放在内容卡片下沿之外，居中对齐卡片，不压住内容 */
#micDock{position:absolute;left:770px;bottom:16px;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:6px;z-index:7}
.mic-wrap{position:relative;width:96px;height:96px}
.mic-ring{position:absolute;inset:0;border-radius:50%;background:#F29B3833;transition:transform .08s}
#micBtn{position:absolute;inset:8px;border-radius:50%;color:#fff;background:linear-gradient(135deg,#FFB347,#F07A2A);box-shadow:0 8px 0 #C95E14,0 12px 30px #f29b3866;touch-action:none}
#micDock[data-state=rec] #micBtn{background:linear-gradient(135deg,#FF6B6B,#E63946);box-shadow:0 3px 0 #A4161A;transform:translateY(5px)}
#micDock[data-state=wait] #micBtn,#micDock[data-state=off] #micBtn{background:#D9CFC4;box-shadow:0 8px 0 #B5A898}
#micDock[data-state=idle] .mic-ring{animation:ring 1.6s infinite}
@keyframes ring{0%{transform:scale(1);opacity:1}100%{transform:scale(1.4);opacity:0}}
.mic-time{position:absolute;right:-62px;top:30px;font-size:24px;font-weight:700;color:#E63946}
.mic-label{position:absolute;left:112px;top:32px;font-size:22px;font-weight:700;color:var(--soft);background:#fffe;padding:4px 16px;border-radius:20px;white-space:nowrap}
.mic-side{position:absolute;left:-78px;top:16px;width:64px;height:64px;border-radius:50%;background:#fff;box-shadow:0 3px 10px #0002;display:flex;align-items:center;justify-content:center}
.mic-side img{width:36px;height:36px}
#typeBox{position:absolute;left:770px;transform:translateX(-50%);bottom:230px;display:flex;gap:12px;z-index:8;background:#fff;padding:12px;border-radius:24px;box-shadow:0 6px 20px #0002}
#typeInput{width:640px;font-size:30px;padding:10px 18px;border:3px solid var(--line);border-radius:16px;font-family:inherit}
#typeSend{font-size:30px;font-weight:700;color:#fff;background:var(--green);padding:0 30px;border-radius:16px;min-height:64px}
#toast{position:absolute;left:50%;top:130px;transform:translateX(-50%);background:#3D3426e6;color:#fff;font-size:32px;padding:16px 36px;border-radius:30px;z-index:20}

/* 教师端统计面板（盖在首页上，可关闭） */
#teacherPanel{position:absolute;inset:0;background:#3D342640;z-index:30;display:flex;align-items:center;justify-content:center;padding:50px}
.t-box{background:#FFFDF7;border-radius:32px;padding:34px 44px;width:1400px;max-height:980px;overflow:auto;box-shadow:0 20px 60px #0003;display:flex;flex-direction:column;gap:18px}
.t-head{display:flex;align-items:center;justify-content:space-between}
.t-head h2{font-size:40px;color:var(--deep)}
.t-head button{font-size:28px;font-weight:700;color:#fff;background:var(--soft);padding:10px 28px;border-radius:24px;min-height:64px}
.t-filter{display:flex;align-items:center;gap:14px;font-size:28px;color:var(--soft)}
.t-tab{font-size:28px;font-weight:700;padding:10px 26px;border-radius:24px;background:#fff;border:3px solid var(--line);min-height:64px}
.t-tab.on{background:#EAF4E4;border-color:var(--green);color:var(--deep)}
.t-overview{display:flex;gap:24px}
.t-overview div{flex:1;background:#EAF4E4;border-radius:24px;padding:18px;text-align:center}
.t-overview b{display:block;font-size:44px;color:var(--deep)}
.t-overview span{font-size:26px;color:var(--soft)}
.t-table{width:100%;border-collapse:collapse;font-size:26px}
.t-table th{background:#EAF4E4;color:var(--deep);font-weight:700;padding:12px;border:2px solid var(--line)}
.t-table td{padding:12px;border:2px solid var(--line)}
.t-table td:first-child{text-align:left}
.t-table td:not(:first-child){text-align:center}
.t-actions{display:flex;gap:18px;flex-wrap:wrap;align-items:center}
.t-actions button{font-size:28px;font-weight:700;padding:12px 30px;border-radius:26px;background:#FFF3DC;border:3px solid var(--line);min-height:64px}
.t-lbl{font-size:28px;color:var(--soft)}
.t-note{font-size:24px;line-height:1.4;color:var(--soft)}

/* 打印代言卡 */
@media print{
  body{background:#fff;overflow:visible}
  #stage{position:static;transform:none!important;width:auto;height:auto;background:none}
  #stage::before,#top,#rao,#micDock,#typeBox,#foot,.steps,.next,.card-actions,.panel h2,#teacherPanel{display:none!important}
  #view,.panel{position:static;box-shadow:none;padding:0}
  .cards{overflow:visible}
  .card{break-inside:avoid;-webkit-print-color-adjust:exact;print-color-adjust:exact;animation:none}
}

/* 系统设置里关掉动画时，全部动画都停掉 */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
}