:root{--ink:#24372e;--muted:#738077;--green:#2f5b47;--green-dark:#244735;--sage:#eaf0e8;--paper:#f6f7f3;--line:#e2e7df;--gold:#a17d36;--shadow:0 12px 36px #263e2d08;--radius:15px}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:14px/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #8ba68d;outline-offset:3px}a{color:var(--green)}button{color:inherit}h1,h2,h3,p{margin:0}h1{font-size:32px;line-height:1.35;letter-spacing:-1px;font-weight:650}h2{font-size:21px;line-height:1.5;font-weight:650}h3{font-size:16px;font-weight:650}small{font-size:12px}svg.icon{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.brand-logo{width:38px;height:38px;background:var(--green);color:white;border-radius:12px;display:grid;place-items:center}.brand-logo .icon{width:24px;height:24px}.topbar{height:78px;background:#ffffffed;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 4%;gap:24px;position:sticky;top:0;z-index:20;backdrop-filter:blur(15px)}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;white-space:nowrap}.brand b{font-size:20px;letter-spacing:1px;color:var(--ink)}.brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:1.5px;margin-top:-2px}.nav{display:flex;align-self:stretch;gap:28px}.nav a{position:relative;display:flex;align-items:center;gap:7px;color:var(--muted);text-decoration:none;font-weight:550;white-space:nowrap}.nav a.active{color:var(--green)}.nav a.active:after{content:'';position:absolute;bottom:0;height:3px;background:var(--green);left:0;right:0;border-radius:5px 5px 0 0}.top-tools{display:flex;align-items:center;gap:12px}.environment{border:1px solid #d5dfd2;border-radius:7px;padding:4px 9px;font-size:11px;color:#60705f;white-space:nowrap;background:#fafbf7}.person{border:0;background:transparent;display:flex;align-items:center;gap:8px;padding:0}.avatar{width:32px;height:32px;border-radius:50%;background:#e4ebe1;color:var(--green);display:grid;place-items:center;font-size:12px;font-weight:600}.user-select{border:0;background:transparent;max-width:123px;color:var(--ink);font-size:12px}.btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;padding:10px 17px;border-radius:8px;border:1px solid var(--green);background:var(--green);color:white;text-decoration:none;font-weight:550;line-height:1.45;transition:background .15s,transform .15s}.btn:hover{background:var(--green-dark)}.btn.secondary{background:white;color:var(--green);border-color:#cbd7c8}.btn.secondary:hover{background:var(--sage)}.btn.ghost{background:transparent;border-color:transparent;color:var(--muted);padding:8px 10px}.btn.ghost:hover{color:var(--green);background:var(--sage)}.btn.small{padding:7px 12px;font-size:12px}.btn.danger{color:#9a473d;background:#fcf3ef;border-color:#efd6cf}.icon-btn{border:0;background:transparent;padding:7px;display:inline-flex;border-radius:6px;color:var(--muted)}.icon-btn:hover{background:var(--sage)}main{max-width:1440px;margin:0 auto;padding:32px 4% 48px;min-height:calc(100vh - 140px)}.eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:11px;font-weight:650;color:#758472;margin-bottom:12px;display:flex;align-items:center;gap:8px}.eyebrow:before{content:'';width:20px;height:2px;background:var(--gold)}.muted{color:var(--muted)}.sub{color:var(--muted);font-size:13px;margin-top:8px;line-height:1.8}.row{display:flex;align-items:center;gap:10px}.between{display:flex;align-items:center;justify-content:space-between;gap:15px}.wrap{flex-wrap:wrap}.spacer{flex:1}.page-head{margin-bottom:26px}.page-head h1{font-size:27px}.tag{display:inline-flex;align-items:center;gap:5px;background:#eef1eb;color:#64725e;border-radius:5px;padding:3px 8px;font-size:11px;white-space:nowrap}.tag.gold{background:#f3ecd9;color:#927333}.tag.green{background:#e5f0e6;color:#3c7145}.tag.orange{background:#f7ebde;color:#a16a31}.tag.red{background:#f8e9e4;color:#a25f50}.dot{width:6px;height:6px;border-radius:50%;background:#70986f;display:inline-block}.card{background:white;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.card-pad{padding:22px}.hero{display:grid;grid-template-columns:1.45fr 1fr;gap:40px;align-items:center;margin-bottom:28px;padding:16px 0 28px;border-bottom:1px solid var(--line)}.hero h1{font-size:35px;line-height:1.5}.hero h1 span{display:block;color:#597663}.hero p{max-width:560px;font-size:14px;color:var(--muted);margin:14px 0 22px}.role-strip{display:flex;gap:19px;flex-wrap:wrap;color:#6e7d69;font-size:12px}.role-strip span{display:flex;align-items:center;gap:6px}.role-strip b{font-size:13px;color:var(--green)}.resume{padding:24px;background:linear-gradient(130deg,#edf2e9,#fafbf7);position:relative;overflow:hidden}.resume:after{content:'';position:absolute;width:150px;height:150px;border:25px solid #78906a08;border-radius:50%;right:-70px;top:-60px;pointer-events:none}.resume .eyebrow{margin-bottom:16px}.resume h3{font-size:18px;margin:12px 0 7px}.mini-conversation{background:#ffffffb0;border:1px solid #dee6d9;padding:13px 14px;border-radius:9px;font-size:12px;margin:14px 0;color:#67785f;line-height:1.8}.mini-conversation b{color:var(--ink)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:22px 0 30px}.stat{padding:18px 20px;border:1px solid var(--line);background:#fff;border-radius:12px;display:flex;justify-content:space-between;align-items:center}.stat .number{font-size:29px;line-height:1.1;font-weight:600;letter-spacing:-1px;margin-top:10px}.stat label{font-size:12px;color:var(--muted)}.stat .icon{color:#8aa180;width:27px;height:27px}.section-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin:26px 0 16px}.tabs{display:flex;gap:5px;padding:5px;background:#ecefe8;border-radius:9px;width:max-content;max-width:100%;overflow:auto}.tabs button{padding:8px 20px;background:transparent;border:0;color:#7c8775;white-space:nowrap;border-radius:6px;font-size:13px}.tabs button.active{background:white;color:var(--green);box-shadow:0 1px 5px #00000006;font-weight:650}.scene-description{font-size:12px;color:var(--muted);margin:12px 0 20px}.task-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.task-card{padding:23px;transition:transform .2s,border-color .2s}.task-card:hover{transform:translateY(-3px);border-color:#a6b99e}.task-icon{width:45px;height:45px;border-radius:11px;background:#f0f4eb;color:var(--green);display:grid;place-items:center;margin-bottom:20px}.task-icon .icon{width:26px;height:26px}.task-card h3{font-size:19px}.task-card .question{font-size:13px;color:#718069;line-height:1.8;min-height:48px;margin:12px 0 14px}.task-meta{display:flex;justify-content:space-between;border-top:1px solid var(--line);padding-top:16px;margin-top:20px;font-size:11px;color:#8b9484}.task-card .btn{width:100%;margin-top:18px}.bottom-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:20px;margin-top:26px}.panel-title{padding:18px 22px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.panel-title h3{font-size:15px}.history-row{display:flex;align-items:center;gap:12px;padding:15px 22px;border-bottom:1px solid #eef1eb;cursor:pointer}.history-row:last-child{border:0}.history-row:hover{background:#fafbf7}.history-row .icon{color:#718c68}.history-row strong{font-size:13px;font-weight:550}.history-row small{display:block;color:var(--muted);font-size:11px}.feature-row{display:flex;gap:12px;padding:12px 0}.feature-row .num{width:24px;height:24px;border-radius:6px;background:var(--sage);display:grid;place-items:center;font-size:11px;color:var(--green);flex-shrink:0}.feature-row strong{font-size:13px}.feature-row p{font-size:12px;color:var(--muted);margin-top:3px}.footer{padding:18px 4%;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:10px;font-size:11px;color:#8a9384}.footer button{font-size:11px;border:0;color:#74816b;background:transparent;padding:0}.crumb{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--muted);margin-bottom:18px}.crumb a{color:var(--muted);text-decoration:none}.training-head{margin-bottom:20px}.training-head h1{font-size:25px}.training-grid{display:grid;grid-template-columns:245px minmax(340px,1fr) 255px;gap:18px;align-items:start}.training-grid .card{overflow:hidden}.task-info{padding:20px}.task-info p{font-size:12px;color:#778270;line-height:1.9;margin:14px 0}.doc-link{width:100%;background:#f8faf5;border:1px solid #e6ecdf;border-radius:8px;text-align:left;display:flex;gap:10px;align-items:center;padding:13px 11px;margin-top:9px;font-size:12px}.doc-link:hover{border-color:#8da383}.doc-link .icon{color:#729266}.doc-link small{font-size:10px}.check-list{list-style:none;padding:0;margin:13px 0}.check-list li{display:flex;align-items:flex-start;gap:8px;font-size:12px;color:var(--muted);margin-bottom:9px}.check-list .icon{width:15px;height:15px;margin-top:3px;color:#78966c}.chat-title{padding:16px 20px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--line)}.chat-title h3{font-size:14px}.chat-title small{font-size:10px;color:var(--muted)}.ai-avatar{width:33px;height:33px;border-radius:9px;background:var(--green);color:white;display:grid;place-items:center;font-size:11px;letter-spacing:.5px;flex-shrink:0}.chat-log{height:410px;overflow-y:auto;padding:22px 18px;scroll-behavior:auto}.message{display:flex;align-items:flex-start;gap:9px;margin-bottom:20px}.message .avatar{width:26px;height:26px;font-size:10px;flex-shrink:0}.message .bubble{background:#f2f5ee;border:1px solid #e8ede2;padding:12px 15px;border-radius:0 12px 12px 12px;font-size:13px;line-height:1.9;white-space:pre-wrap;max-width:88%;word-break:break-word}.message.student{flex-direction:row-reverse}.message.student .bubble{background:#eaf0e7;border-color:#dfe8d9;border-radius:12px 0 12px 12px}.message .speaker{font-size:10px;color:var(--muted);margin-bottom:4px}.system-event{text-align:center;font-size:10px;color:#839076;margin:-6px 0 18px}.composer{padding:15px;border-top:1px solid var(--line);background:#fff}.composer textarea{width:100%;height:90px;resize:vertical;border:1px solid #dce3d5;border-radius:9px;padding:12px;font-size:13px;outline:none;background:#fcfdfb;color:var(--ink)}.composer textarea:focus{border-color:#93a985}.composer textarea::placeholder{color:#a3ab9c}.suggestions{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:10px}.suggestions button{background:#fafbf8;color:#77866b;border:1px solid #e4e9dc;border-radius:5px;padding:4px 8px;font-size:10px}.composer .row{margin-top:10px}.composer .hint{font-size:10px;color:#99a28f}.adapt-panel{padding:20px}.adapt-panel h3{margin-bottom:6px}.focus-box{padding:17px;background:#ecf2e8;border-radius:10px;margin:18px 0}.focus-box h3{font-size:15px;color:var(--green);margin:6px 0}.focus-box p{font-size:12px;line-height:1.8;color:#76876a}.dim-line{margin:16px 0}.dim-line .between{font-size:12px}.bar{height:5px;background:#eef1e8;border-radius:5px;overflow:hidden;margin-top:7px}.bar span{display:block;height:100%;border-radius:5px;background:#819b73}.guidance{border-left:2px solid #b5c29b;padding-left:12px;font-size:12px;line-height:1.8;margin-top:20px;color:#7a856f}.guidance b{display:block;color:#596a4d;margin-bottom:4px}.notice{padding:11px 14px;background:#f2f4ec;border:1px solid #e2e6d5;border-radius:8px;color:#79836c;font-size:11px;margin-top:17px}.report-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:22px}.report-list{max-height:700px;overflow:auto}.report-item{padding:16px 18px;cursor:pointer;border-bottom:1px solid var(--line);background:#fff;width:100%;text-align:left;display:block;border-left:0;border-top:0;border-right:0}.report-item.active{background:#eef3e9;border-left:3px solid var(--green)}.report-item h3{font-size:13px;margin:5px 0}.report-item small{color:var(--muted);font-size:10px}.report-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin:20px 0;background:#edf2e9;border-radius:11px;padding:20px 0}.report-summary>div{padding:0 20px;border-right:1px solid #d8e1d0}.report-summary>div:last-child{border-right:0}.report-summary label{font-size:11px;color:#809072;display:block;margin-bottom:8px}.report-summary strong{font-size:14px}.report-columns{display:grid;grid-template-columns:1.35fr 1fr;gap:20px}.feedback{border:1px solid var(--line);border-radius:10px;padding:16px;margin:14px 0}.feedback blockquote{margin:10px 0;background:#f7f8f3;border-left:2px solid #acba9d;padding:10px 12px;font-size:12px;line-height:1.85;color:#6c7860;white-space:pre-wrap;word-break:break-word}.feedback p{font-size:12px;color:var(--muted);line-height:1.85}.next-task{display:flex;align-items:center;gap:11px;padding:12px 0;border-bottom:1px solid #e9ede3}.next-task:last-child{border:0}.next-task .num{color:#899a7b;font-size:19px;font-weight:550}.next-task strong{font-size:12px;display:block}.next-task small{font-size:10px;color:var(--muted);display:block}.report-review{margin-top:18px;border-top:1px solid var(--line);padding-top:16px}.report-review p{font-size:12px;color:var(--muted);white-space:pre-wrap}.filters{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:18px 0}.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}.field label{font-size:12px;color:#718063}.field input,.field textarea,.field select,.filters input,.filters select{padding:10px 12px;border:1px solid #dce3d4;border-radius:7px;background:white;color:var(--ink);min-width:0}.field textarea{min-height:95px;resize:vertical}.field small{font-size:11px;color:var(--muted)}.search{position:relative;display:flex;align-items:center;gap:8px;flex:1;max-width:300px}.search input{width:100%;padding-left:36px}.search svg{position:absolute;left:10px;width:17px}.table-wrap{overflow:auto}.data-table{width:100%;border-collapse:collapse;white-space:nowrap}.data-table th{text-align:left;padding:13px 18px;background:#f7f9f3;color:#839074;font-size:11px;font-weight:550;border-bottom:1px solid var(--line)}.data-table td{padding:15px 18px;border-bottom:1px solid #edf0e7;font-size:12px}.data-table tr:last-child td{border:0}.data-table tbody tr:hover{background:#fcfdf9}.data-table td small{display:block;color:#9aa28f;font-size:10px}.teacher-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:20px;margin:20px 0}.issue{display:grid;grid-template-columns:90px 1fr 35px;gap:10px;align-items:center;font-size:12px;margin:17px 0}.issue .bar{height:7px;margin:0}.issue small{text-align:right;color:var(--muted)}.rule-card{padding:20px;display:flex;align-items:flex-start;gap:14px}.rule-card .icon{width:25px;height:25px;color:#82976f}.rule-card p{font-size:12px;color:var(--muted);line-height:1.9;margin:8px 0 12px}.config-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.log-line{display:flex;gap:12px;border-left:1px solid #dce4d4;margin-left:8px;padding:0 0 20px 20px;position:relative}.log-line:before{content:'';width:7px;height:7px;border-radius:50%;background:#8b9b79;position:absolute;left:-4px;top:5px}.log-line strong{font-size:12px;display:block}.log-line p{font-size:12px;color:var(--muted);white-space:pre-wrap;word-break:break-word}.modal-backdrop{position:fixed;inset:0;background:#14271970;backdrop-filter:blur(3px);z-index:100;display:flex;align-items:center;justify-content:center;padding:24px}.modal{background:#fff;border-radius:16px;width:min(760px,100%);max-height:90vh;overflow:auto;box-shadow:0 30px 90px #172b2444}.modal.wide{width:min(1050px,100%)}.modal-head{padding:20px 24px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;background:white;z-index:2}.modal-body{padding:24px}.modal-body>p{font-size:13px;line-height:1.9;color:var(--muted);margin-bottom:16px}.modal-actions{padding:16px 24px;display:flex;justify-content:flex-end;gap:10px;border-top:1px solid var(--line);position:sticky;bottom:0;background:white}.evidence-table{width:100%;border-collapse:collapse;margin:18px 0;font-size:12px}.evidence-table td,.evidence-table th{border:1px solid #e1e7d9;padding:12px;text-align:left}.evidence-table tr:first-child{background:#f1f5eb;font-weight:600}.review-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.empty{text-align:center;padding:45px 20px;color:var(--muted)}.empty .icon{width:35px;height:35px;margin-bottom:15px}.empty p{margin-bottom:15px}#toast{position:fixed;bottom:30px;left:50%;transform:translateX(-50%) translateY(30px);background:#2d4738;color:#fff;padding:12px 22px;box-shadow:var(--shadow);border-radius:10px;z-index:200;font-size:13px;opacity:0;pointer-events:none;transition:.2s;max-width:90%}#toast.visible{opacity:1;transform:translateX(-50%) translateY(0)}.mobile-menu{display:none}.print-only{display:none}.plan-check{display:flex;gap:10px;padding:12px 0;border-bottom:1px solid var(--line);font-size:12px}.plan-check input{accent-color:var(--green)}.kicker{font-size:10px;letter-spacing:2px;color:#97a18a}.info-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.demo-link{color:#738a60;text-decoration:underline;cursor:pointer;background:none;border:0;font-size:11px}.banner-note{font-size:11px;color:#8c967e;line-height:1.8;margin-bottom:18px}.no-data{color:#9a9f91;font-size:12px;padding:14px}.report-toolbar{display:flex;justify-content:space-between;gap:10px;margin-bottom:18px;flex-wrap:wrap}.inline-select{background:white;border:1px solid var(--line);padding:6px 10px;border-radius:6px;font-size:12px;color:#687b59}.task-index{font-size:10px;color:#a1ab95;letter-spacing:2px}.training-grid .card:not(.chat-card){box-shadow:none}.back-link{background:none;border:0;color:var(--muted);padding:0;font-size:12px;display:flex;align-items:center;gap:6px}.highlight-number{font-weight:600;color:var(--green)}.demo-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:18px 0}.demo-steps>div{padding:15px;border:1px solid var(--line);border-radius:9px}.demo-steps b{display:block;margin:8px 0;font-size:13px}.demo-steps p{font-size:12px;color:var(--muted)}.data-source{font-size:10px;color:#9aa38f}.brand-title{display:flex;flex-direction:column}.history-row .history-end{margin-left:auto;display:flex;align-items:center;gap:8px}.progress-label{font-size:10px;color:#8b967f}.review-header{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:18px}.review-header p{font-size:12px;color:var(--muted)}
@media(min-width:1600px){main{padding-left:32px;padding-right:32px}.training-grid{grid-template-columns:265px minmax(400px,1fr) 275px}.chat-log{height:490px}}
@media(max-width:1150px){.topbar{padding:0 22px;gap:15px}.nav{gap:18px}.brand small{display:none}.top-tools{gap:6px}.training-grid{grid-template-columns:210px minmax(330px,1fr)}.adapt-column{grid-column:1/-1}.adapt-column .adapt-panel{display:grid;grid-template-columns:1fr 1fr;gap:20px}.adapt-column .focus-box{margin:0}.adapt-column .guidance{margin:0}.hero h1{font-size:29px}.report-layout{grid-template-columns:220px 1fr}.report-columns{grid-template-columns:1fr}.user-select{max-width:90px}}
@media(max-width:800px){.topbar{height:auto;min-height:68px;flex-wrap:wrap;padding:12px 20px 0;gap:12px}.brand b{font-size:18px}.nav{order:3;width:100%;height:44px;justify-content:space-between;gap:8px}.nav a{font-size:12px}.nav .icon{width:16px}.top-tools{margin-left:auto}.environment{font-size:9px}.top-tools>.icon-btn{display:none}main{padding:24px 20px 36px}.hero{grid-template-columns:1fr;gap:22px;padding-top:0}.hero h1{font-size:28px}.resume{padding:18px}.stats{grid-template-columns:repeat(2,1fr);gap:12px}.stat{padding:15px}.task-grid{grid-template-columns:1fr}.task-card{padding:20px}.task-card .question{min-height:0}.task-icon{margin-bottom:13px}.task-meta{margin-top:13px}.bottom-grid,.teacher-grid,.config-grid{grid-template-columns:1fr}.section-head{align-items:flex-start;flex-wrap:wrap}.training-grid{display:flex;flex-direction:column}.training-grid>aside,.training-grid>section{width:100%}.task-info p{margin:8px 0}.doc-links{display:flex;gap:8px;flex-wrap:wrap}.doc-link{width:auto;flex:1;min-width:130px}.task-info .check-list,.task-info .goal-block{display:none}.task-info{padding:15px}.chat-log{height:380px}.adapt-column .adapt-panel{display:block}.adapt-column .focus-box{margin:16px 0}.training-head{align-items:flex-start;flex-wrap:wrap}.training-head h1{font-size:23px}.report-layout{display:flex;flex-direction:column}.report-list{display:flex;max-height:none;overflow-x:auto}.report-item{min-width:210px;border-bottom:0;border-right:1px solid var(--line)}.report-item.active{border-left:0;border-bottom:3px solid var(--green)}.report-summary{grid-template-columns:1fr;padding:8px 0}.report-summary>div{padding:10px 18px;border:0}.report-summary label{margin:0 0 4px}.review-grid,.info-grid{grid-template-columns:1fr}.modal-backdrop{padding:12px}.modal-body{padding:20px}.modal-head{padding:16px 20px}.footer{flex-direction:column;align-items:center;text-align:center}.data-table td,.data-table th{padding:12px}.demo-steps{grid-template-columns:1fr 1fr}.page-head{flex-wrap:wrap}.page-head h1{font-size:25px}}
@media print{body{background:white;color:#111;font-size:12px}.topbar,.footer,.report-list,.report-toolbar,.btn,.notice,#overlay,#toast,.no-print{display:none!important}main{padding:0;max-width:none}.report-layout,.report-columns{display:block}.print-only{display:block;margin-bottom:14px}.card{border-color:#ccc;box-shadow:none;break-inside:avoid}.feedback{break-inside:avoid}.report-summary{background:#f1f1f1}.report-columns>.card{margin-bottom:20px}.report-layout>.report-detail{width:100%}.page-head{margin-top:0}.report-summary{grid-template-columns:repeat(3,1fr)}a{color:inherit}h1{font-size:24px}}
