.account-shade{z-index:300;-webkit-backdrop-filter:blur(7px);backdrop-filter:blur(7px);background:#243a3d88;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.account-panel{color:#405d52;background:#fffef7;border-radius:26px;width:min(460px,100%);max-height:92dvh;padding:28px;overflow:auto;box-shadow:0 24px 90px #192f3f33}.account-panel.wide{width:min(860px,100%)}.account-panel header{justify-content:space-between;align-items:center;display:flex}.account-panel h2{margin:7px 0 18px}.account-panel small{color:#8b997f;letter-spacing:.05em;font-size:11px}.account-panel p{font-size:14px;line-height:1.7}.account-panel label{gap:8px;margin:15px 0;font-size:13px;display:grid}.account-panel input,.account-panel select,.account-panel textarea{font:inherit;color:inherit;background:#f5f6ed;border:1px solid #dce2d0;border-radius:12px;min-width:0;padding:12px}.account-panel textarea{min-height:80px}.account-panel .account-import{align-items:center;line-height:1.7;display:flex}.account-tabs{gap:10px;display:flex}.account-tabs button,.account-editor aside button{color:#647861;font:inherit;cursor:pointer;background:0 0;border:0;border-radius:12px;padding:12px}.account-tabs button[aria-pressed=true],.account-editor aside button[aria-pressed=true]{color:#365440;background:#e3ecdb;font-weight:700}.account-editor{grid-template-columns:160px 1fr;gap:24px;margin-bottom:20px;display:grid}.account-editor aside{flex-direction:column;gap:3px;display:flex}.account-editor aside small{margin-top:18px}.account-editor aside button{text-align:left;font-size:13px}.account-preview{align-items:center;gap:18px;margin:12px 0;display:flex}.account-preview .campus-portrait{width:155px;height:175px}.account-avatar-grid{grid-template-columns:repeat(4,1fr);gap:10px;display:grid}.account-avatar-grid button{cursor:pointer;color:#61755c;background:#f4f5ed;border:2px solid #0000;border-radius:16px;padding:8px}.account-avatar-grid button[aria-pressed=true]{background:#eaf1df;border-color:#7c9d7c}.account-avatar-grid svg{width:100%;max-width:80px}.account-avatar-grid span{font-size:11px;display:block}.account-nav{align-items:center;gap:8px;margin:6px 0 12px;display:flex}.account-nav button{color:#41614c;cursor:pointer;background:#e3ebdc;border:0;border-radius:10px;padding:8px 12px}.campus-realtime{background:#edf3e8;border-radius:14px;gap:10px;margin:12px 0;padding:12px;display:grid}.campus-realtime span{color:#718367;font-size:12px}.campus-realtime.active{background:#e2eee6}.campus-live-caption{max-height:130px;font-size:13px;line-height:1.7;overflow:auto}.campus-live-caption p{margin:5px 0}@media (width<=600px){.account-panel{padding:20px}.account-editor{grid-template-columns:1fr;gap:8px}.account-editor aside{flex-flow:wrap}.account-editor aside small{display:none}.account-editor aside button{padding:8px}.account-preview .campus-portrait{width:90px;height:105px}}.account-floor-preview{background:#eaf0e2;border:1px solid #d6e1ca;border-radius:14px;margin:12px 0 18px;padding:14px 16px}.account-floor-preview strong{font-size:14px}.account-floor-preview p{color:#718268;margin:6px 0 0;font-size:12px;line-height:1.7}.account-school-fields{grid-template-columns:1fr 1fr;gap:14px;display:grid}.account-school-fields label{min-width:0}.account-school-fields select{width:100%}.account-switch{color:#798871;justify-content:center;align-items:center;gap:10px;margin-top:20px;font-size:13px;display:flex}.account-switch button{color:#35533d;cursor:pointer;background:#e3ecd9;border:0;border-radius:10px;padding:10px 16px;font-size:16px;font-weight:700}.account-switch button span{margin-left:8px}.account-code-row{align-items:center;gap:8px;display:flex}.account-code-row input{flex:1;width:0}.account-send-code{color:#496745;white-space:nowrap;cursor:pointer;background:#e5eddc;border:0;border-radius:10px;padding:13px 10px}.account-send-code:disabled{opacity:.5;cursor:default}.account-notice{color:#486845;background:#eaf2e2;border-radius:10px;padding:10px}.account-service-note{color:#80866c;font-size:12px!important}.account-captcha{border:1px solid #dce5d3;border-radius:12px;padding:0 12px 12px}.captcha-image{cursor:pointer;background:0 0;border:0;flex:0 0 120px;padding:0}.captcha-image img{width:120px;height:41px;display:block}.account-panel .account-tabs{margin-bottom:8px}.account-captcha-hint{padding:0 0 5px;line-height:1.6;display:block}.account-signout{margin:18px auto 0;display:block}.account-identity,.online-account-identity{color:#426249;font-size:13px;font-weight:600}:root{color:#303e35;font-synthesis:none;--green:#54765b;--dark:#344c39;--muted:#899187;--border:#e6e9df;--paper:#fffefa;--orange:#c98b52;--purple:#8671aa;background:#f6f7f1;font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,sans-serif;font-weight:400}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default;opacity:.55}button{color:inherit}button:focus-visible,a:focus-visible{outline-offset:4px;outline:3px solid #91ae85}input:focus,textarea:focus,select:focus{outline-offset:1px;outline:2px solid #a5bd94}a{color:var(--green);text-decoration:none}a:hover{text-decoration:underline}p{margin:10px 0;line-height:1.8}h1,h2,h3{letter-spacing:-.6px;margin:0;font-weight:650}h1{font-size:31px;line-height:1.5}h2{font-size:21px}h3{font-size:19px}small{line-height:1.6}svg{flex-shrink:0}input,textarea,select{color:#303e35;background:#fffefa;border:1px solid #dfe4d8;border-radius:11px;width:100%;min-height:46px;padding:12px 14px}textarea{resize:vertical;line-height:1.7}input[type=checkbox]{width:18px;height:18px;min-height:18px;accent-color:var(--green);padding:0}audio{width:100%;max-width:400px;margin:10px 0}button{background:0 0;border:0}input::placeholder,textarea::placeholder{color:#a3a99d}::selection{background:#dce8cf}.app-shell{min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--border);z-index:10;background:#fcfcf7;flex-direction:column;width:224px;padding:33px 19px 22px;display:flex;position:fixed;top:0;bottom:0;left:0}.brand{color:#364f3a;letter-spacing:.4px;align-items:center;gap:11px;margin:0 7px 57px;font-size:21px;font-weight:700;display:flex}.brand:hover{text-decoration:none}.brand small{letter-spacing:1.8px;color:#889584;margin-top:4px;font-size:9px;font-weight:500;display:block}.brand-mark{color:#fff;background:#55745a;border-radius:15px;place-items:center;width:43px;height:45px;display:grid;box-shadow:0 4px #e3e9dc}.sidebar-label{color:#9aa293;letter-spacing:1.4px;margin:0 17px 16px;font-size:11px}.sidebar nav{flex-direction:column;gap:10px;display:flex}.sidebar nav button{text-align:left;color:#788472;border-radius:12px;align-items:center;gap:13px;height:51px;padding:0 17px;font-size:14px;font-weight:500;transition:all .15s;display:flex}.sidebar nav button:hover{background:#f1f4e9}.sidebar nav button.active{color:#4c6f4f;background:#e9efdd;font-weight:650}.nav-dot{background:#739363;border-radius:50%;width:6px;height:6px;margin-left:auto}.side-note{color:#7d9175;background:linear-gradient(130deg,#f2f4e8,#f7f7ee);border-radius:14px;margin:auto 8px 28px;padding:22px 17px 20px}.side-note p{margin:10px 0;font-size:13px;line-height:1.9}.side-note span{color:#a0a58e;font-size:10px}.parent-link{border-top:1px solid var(--border);color:#808878;align-items:center;gap:11px;padding:22px 13px 6px;font-size:13px;display:flex}.parent-link svg:last-child{margin-left:auto}.parent-link.active{color:var(--green)}.version{text-align:center;letter-spacing:.6px;color:#a5ac9e;margin-top:17px;font-size:10px}.main{flex-direction:column;width:calc(100% - 224px);min-height:100vh;margin-left:224px;display:flex}.topbar{border-bottom:1px solid var(--border);background:#f9faf4;justify-content:space-between;align-items:center;height:83px;padding:0 46px;display:flex}.breadcrumb{color:#9aa293;align-items:center;gap:11px;font-size:12px;display:flex}.breadcrumb strong{color:#778370;font-weight:500}.top-right{align-items:center;gap:24px;display:flex}.school{color:#829178;align-items:center;gap:7px;font-size:12px;display:flex}.school>span{background:#9aaf7a;border-radius:50%;width:6px;height:6px}.avatar{color:#75845d;background:#e5ebd5;border:3px solid #fff;border-radius:50%;place-items:center;width:37px;height:37px;font-size:13px;display:grid}.content{flex:1;width:100%;max-width:1380px;margin:0 auto;padding:33px 46px 24px}.greeting,.page-title{justify-content:space-between;align-items:center;gap:24px;margin-bottom:25px;display:flex}.eyebrow{text-transform:uppercase;color:#8c9a7c;letter-spacing:1.1px;font-size:10px;font-weight:500}.eyebrow span{color:#d6b86e;padding-left:8px}.greeting h1{margin-top:9px;font-size:30px}.greeting-leaf{vertical-align:4px;font-size:25px}.greeting p,.page-title p{color:#88917f;margin:8px 0 0;font-size:13px}.date-chip{color:#7e8d74;text-align:right;white-space:nowrap;font-size:12px}.date-chip small{color:#a3ab9a;margin-top:4px;font-size:10px;display:block}.hero{isolation:isolate;background:#eef2df;border:1px solid #e2e8d5;border-radius:23px;min-height:310px;padding:30px 34px;position:relative;overflow:hidden}.landscape{object-fit:cover;z-index:-1;width:67%;height:100%;position:absolute;bottom:-2px;right:-5px}.hero-copy{z-index:2;max-width:53%;position:relative}.pill{color:#7b8c68;letter-spacing:.3px;background:#f2f4eb;border-radius:6px;align-items:center;gap:6px;padding:5px 9px;font-size:10px;line-height:1.5;display:inline-flex}.pill.pale{color:#7d9168;background:#fcfdf2c9;border:1px solid #dce4c9}.hero h2{color:#3d543d;letter-spacing:.2px;margin:15px 0 10px;font-size:31px;font-weight:700;line-height:1.4}.hero p{color:#859473;margin:0 0 14px;font-size:12px;line-height:1.9}.hero-meta{color:#8a987b;gap:17px;margin-bottom:24px;font-size:10px;display:flex}.hero-meta span{align-items:center;gap:5px;display:flex}.hero-foot{color:#99a188;margin-top:13px;font-size:9px;display:block}.hero-buddy{z-index:1;pointer-events:none;flex-direction:column;align-items:center;display:flex;position:absolute;bottom:27px;right:15%}.speech-bubble{color:#8e947c;background:#fffef5;border:1px solid #e2e5d3;border-radius:13px 13px 13px 2px;padding:10px 14px;font-size:10px;transform:rotate(-4deg)translate(-40px,11px);box-shadow:0 3px #dce4c633}.speech-bubble span{color:#cbb46d}.button{border:1px solid #0000;border-radius:10px;justify-content:center;align-items:center;gap:9px;min-height:45px;padding:12px 20px;font-size:13px;font-weight:550;line-height:1.4;transition:transform .15s,background .15s;display:inline-flex}.button:hover:not(:disabled){transform:translateY(-1px)}.primary{color:#fffef5;background:#58765c;border-color:#58765c;box-shadow:0 3px #405a4718}.primary:hover:not(:disabled){background:#47684f}.secondary{color:#6c8061;background:#f8faf1;border-color:#dfe6d5}.danger{color:#ac6155;background:#fbefea;border-color:#efd9d1}.full{width:100%;margin-top:15px}.text-button{color:#718768;align-items:center;gap:8px;padding:6px 0;font-size:12px;font-weight:550;line-height:1.6;display:inline-flex}.text-button:hover{color:#35573e}.icon-button{color:#86937a;border-radius:8px;justify-content:center;align-items:center;width:36px;height:36px;display:inline-flex}.icon-button:hover{background:#eef2e6}.section-heading{justify-content:space-between;align-items:center;gap:12px;margin:30px 0 17px;display:flex}.section-heading h2{font-size:18px}.section-heading>span{color:#929b86;font-size:10px}.mission-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:19px;display:grid}.card{background:var(--paper);border:1px solid #e4e8dc;border-radius:17px}.mission-card{text-align:left;width:100%;padding:18px 21px 15px;transition:transform .2s,box-shadow .2s;display:block}.mission-card:hover{transform:translateY(-4px);box-shadow:0 8px 22px #5971490b}.mission-top{justify-content:space-between;align-items:center;gap:6px;display:flex}.subject-tag{color:#80916d;background:#f0f3e9;border-radius:5px;align-items:center;gap:5px;padding:4px 8px;font-size:10px;font-weight:550;display:inline-flex}.subject-tag.orange{color:#b78755;background:#faf0e1}.subject-tag.green{color:#7b9871;background:#edf4e8}.subject-tag.purple{color:#9d86b2;background:#f1ecf8}.duration{color:#a3a998;font-size:10px}.mission-art{align-items:center;height:79px;padding-left:1px;display:flex;position:relative}.mission-art>span{filter:saturate(.75);z-index:1;font-size:45px;transform:rotate(-8deg)}.mission-art:before{content:"";background:#fbefdd;border-radius:45% 55% 48% 52%;width:60px;height:57px;position:absolute;top:12px;left:-3px;transform:rotate(13deg)}.green .mission-art:before{background:#ecf3e6}.purple .mission-art:before{background:#f0ebf5}.mission-art i{color:#dfcc9f;font-size:18px;font-style:normal;position:absolute;top:22px;left:68px}.mission-art b{color:#eadfc3;font-size:24px;position:absolute;bottom:16px;left:88px}.mission-card h3{color:#5a6453;letter-spacing:0;font-size:17px}.mission-card p{color:#9a9f90;margin:8px 0 18px;font-size:11px}.mission-bottom{border-top:1px solid #f0f0e7;justify-content:space-between;align-items:center;padding-top:12px;display:flex}.mission-bottom small{color:#a4a991;font-size:9px}.round-arrow{color:#bda67a;background:#f5f1e6;border-radius:50%;place-items:center;width:27px;height:27px;display:grid}.green .round-arrow{color:#91a480;background:#edf3e7}.purple .round-arrow{color:#b0a0c1;background:#f3eef8}.bottom-grid{grid-template-columns:1.15fr 1fr;gap:19px;margin-top:23px;display:grid}.companion-card{background:#faf9f1;align-items:center;gap:16px;padding:16px 21px;display:flex}.mini-buddy{flex-shrink:0;width:83px}.companion-card h3,.review-card h3{color:#65735c;margin-top:8px;font-size:15px;font-weight:550}.companion-card p,.review-card p{color:#9da590;margin:7px 0;font-size:10px}.companion-card .eyebrow{font-size:9px}.review-card{background:#fafbf6;align-items:center;gap:16px;padding:22px;display:flex}.review-card h3{margin-top:0}.icon-box{border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:45px;height:45px;display:inline-flex}.mint{color:#8ba67a;background:#eaf0df}.peach{color:#c69c6b;background:#faf0e2}.lavender{color:#aa94c0;background:#f0ebf7}.quiet-tag{color:#a2ad95;background:#f0f3e7;border-radius:5px;margin-top:5px;padding:4px 9px;font-size:9px;display:inline-block}.home-footer{color:#a2aa97;justify-content:space-between;align-items:center;margin-top:25px;font-size:10px;display:flex}.home-footer span,.home-footer button{align-items:center;gap:6px;display:flex}.home-footer button{color:#a2aa97;font-size:10px}.global-footer{text-align:center;letter-spacing:.4px;color:#b0b6a5;justify-content:center;align-items:center;gap:9px;padding:10px 20px 22px;font-size:9px;display:flex}.page-title{margin-bottom:28px}.page-title h1{margin-top:7px;font-size:28px}.page-title .button{white-space:nowrap}.empty{text-align:center;padding:55px 24px}.empty>span{filter:saturate(.7);margin-bottom:17px;font-size:48px;display:block}.empty h3{color:#6b7c61;font-size:18px}.empty p{color:#98a28e;max-width:430px;margin:12px auto 19px;font-size:13px}.message{color:#82906f;background:#f2f4e8;border:1px solid #e8ebdd;border-radius:10px;align-items:flex-start;gap:9px;margin:14px 0;padding:12px 14px;font-size:12px;line-height:1.8;display:flex}.message svg{margin-top:3px}.message.error{color:#b76b57;background:#fff0eb;border-color:#f2dcd3}.toast{color:#fff;z-index:100;background:#405b48;border-radius:12px;max-width:90vw;padding:13px 24px;font-size:13px;line-height:1.7;position:fixed;bottom:30px;left:50%;transform:translate(-50%);box-shadow:0 5px 25px #223c3b22}.loading{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:12px;min-height:100vh;padding:30px;display:flex}.loading h2{font-size:20px}.loading p{color:#87957d;font-size:14px}.connect-form{flex-direction:column;gap:12px;width:min(360px,100%);display:flex}.connect-form input{text-align:center;letter-spacing:5px}.overlay{z-index:50;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#33473362;justify-content:center;align-items:center;padding:25px;display:flex;position:fixed;inset:0}.modal{background:#fffef9;border:1px solid #e4e8d9;border-radius:22px;width:min(530px,100%);max-height:90vh;padding:26px;overflow:auto;box-shadow:0 20px 90px #263b352b}.modal.wide{width:min(820px,100%)}.modal>header{justify-content:space-between;align-items:center;gap:20px;margin-bottom:16px;display:flex}.modal>header h2{font-size:21px}.modal>p{color:#7f8c75;font-size:14px}.profile-about{text-align:center}.profile-about p{color:#87917e;font-size:13px}.source-list>div{border-top:1px solid var(--border);padding:14px 0}.source-list strong{font-size:14px}.source-list p{color:#8f9a84;margin:5px 0;font-size:12px}.field{flex-direction:column;gap:8px;margin:16px 0;font-size:13px;display:flex}.field>span{color:#6e7e61;font-weight:550}.field small{color:#99a08e;font-size:11px;font-weight:400}.form-actions{flex-wrap:wrap;align-items:center;gap:12px;margin-top:17px;display:flex}.form-grid{grid-template-columns:1fr 1fr;gap:17px;display:grid}.form-grid .field{margin-bottom:4px}.work-form{flex-direction:column;display:flex}.recorder{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.recorder small{color:#a0a68f;font-size:10px}.recording{color:#b66558;background:#fce8e4}.upload-button{color:#859975;cursor:pointer;background:#f6f8ee;border:1px dashed #ccd9c1;border-radius:12px;justify-content:center;align-items:center;gap:9px;margin:15px 0;padding:14px;font-size:12px;display:flex}.upload-button input,.upload-zone input{display:none}.upload-preview{object-fit:contain;border-radius:12px;align-self:center;max-width:100%;max-height:280px;margin:15px auto;display:block}.detail-image{object-fit:contain;max-width:100%;max-height:55vh;margin:10px auto;display:block}.muted{color:#98a08e;font-size:12px}.work-text{white-space:pre-wrap;font-size:15px;line-height:1.9}.works-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;display:grid}.work-card{overflow:hidden}.work-cover{background:#eaf0df;justify-content:center;align-items:center;height:160px;display:flex}.work-cover.math{background:#f4e7d5}.work-cover.english{background:#eee7f4}.work-cover>span{filter:saturate(.65);font-size:65px}.work-cover img{object-fit:cover;width:100%;height:100%}.work-body{padding:20px}.work-body h3{margin-top:9px;font-size:17px}.work-body p{color:#8a957f;-webkit-line-clamp:3;white-space:pre-wrap;-webkit-box-orient:vertical;font-size:12px;display:-webkit-box;overflow:hidden}.weekend-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;display:grid}.weekend-card{overflow:hidden}.weekend-art{background:#f0e7d5;flex-direction:column;justify-content:center;align-items:center;gap:20px;height:190px;display:flex;position:relative}.weekend-art.chinese{background:#e9efdc}.weekend-art.english{background:#eee8f2}.weekend-art>span{filter:saturate(.65);font-size:70px;transform:rotate(-8deg)}.weekend-art i{letter-spacing:3px;color:#aca38f;font-size:8px;font-style:normal}.weekend-card>div:last-child{padding:22px}.weekend-card h2{margin:15px 0 10px;font-size:20px}.weekend-card p{color:#909980;min-height:44px;font-size:12px}.weekend-card .button{margin-top:13px}.task-card-icon{text-align:center;margin:20px 0;font-size:64px}.step-list{flex-direction:column;gap:16px;margin:25px 0;padding:0;list-style:none;display:flex}.step-list li{color:#718165;align-items:flex-start;gap:13px;font-size:14px;line-height:1.8;display:flex}.step-list li span{color:#83976e;background:#eaf0dc;border-radius:50%;place-items:center;min-width:25px;height:25px;font-size:12px;display:grid}.exercise-toolbar{color:#97a087;justify-content:space-between;align-items:center;gap:8px;font-size:12px;display:flex}.progress-track{background:#e4eadb;border-radius:9px;height:5px;margin:16px 0 25px;overflow:hidden}.progress-track>span{background:#94ad7d;height:100%;transition:width .3s;display:block}.exercise-layout{grid-template-columns:minmax(0,1fr) 250px;gap:22px;display:grid}.question-card{padding:30px}.question-card>h1{margin:20px 0;font-size:25px}.question-text{margin:22px 0 20px;font-size:21px;font-weight:550;line-height:1.8}.reading-passage{letter-spacing:1px;color:#657357;background:#f5f6ed;border-radius:12px;padding:21px;font-size:20px;line-height:2.2}.plates{flex-wrap:wrap;justify-content:center;gap:15px;padding:25px 0;display:flex}.plate{background:#fff7e6;border:3px solid #e8dbc4;border-radius:42%;flex-wrap:wrap;justify-content:center;align-items:center;gap:5px;min-width:80px;max-width:150px;padding:13px;display:flex;box-shadow:0 5px #eaddc42b}.plate span{font-size:27px}.number-answer{color:#91a080;align-items:center;gap:12px;display:flex}.number-answer input{letter-spacing:2px;text-align:center;max-width:260px;font-size:24px}.number-answer input::placeholder{letter-spacing:0;font-size:15px}.options{flex-direction:column;gap:11px;display:flex}.option{text-align:left;background:#fcfdf7;border:1px solid #e0e6d5;border-radius:12px;align-items:center;gap:15px;min-height:55px;padding:15px;font-size:17px;display:flex}.option>span{color:#8b9f73;background:#eef2e3;border-radius:7px;place-items:center;width:25px;height:25px;font-size:11px;display:grid}.option>svg{margin-left:auto}.option.selected{color:#62804e;background:#f0f6e6;border-color:#90ae77}.option:hover:not(:disabled){border-color:#90ae77}.feedback{border-radius:12px;margin-top:20px;padding:16px;font-size:13px;line-height:1.8}.feedback>div{align-items:flex-start;gap:9px;display:flex}.feedback strong{font-weight:550}.feedback p{margin-bottom:0}.feedback.correct{color:#74965e;background:#edf4e3}.feedback.retry{color:#b4945a;background:#fbf1df}.exercise-actions{justify-content:space-between;align-items:center;margin-top:23px;display:flex}.helper-card{text-align:center;align-self:start;padding:20px 21px}.helper-card h3{margin-top:4px;font-size:15px}.helper-card>p{color:#939f84;font-size:12px;line-height:1.8}.hint-bubble{text-align:left;color:#7d9067;background:#f1f5e6;border-radius:12px;margin:15px 0;padding:14px;font-size:14px;line-height:1.9}.hint-bubble p{border-top:1px solid #dfe6cf;padding-top:12px}.helper-divider{background:var(--border);height:1px;margin:25px 0 20px}.helper-note{color:#abb299;margin-top:24px;font-size:10px;display:block}.english-listen{color:#9d87b7;background:#f3eff7;border-radius:13px;flex-direction:column;align-items:center;gap:14px;padding:25px;display:flex}.english-listen button{color:#9c82b7;background:#e8dff0;border-radius:50%;place-items:center;width:65px;height:65px;display:grid}.english-listen>span{font-size:28px;font-weight:600}.english-listen small{font-size:11px}.completion{text-align:center;padding:40px 25px}.completion-art{width:210px;margin:20px auto;position:relative}.completion-art>span{color:#d6b76b;font-size:40px;position:absolute;top:20px;right:0}.completion h1{font-size:28px}.completion p{color:#929f85;font-size:14px}.completion .form-actions{justify-content:center;margin-top:25px}.buddy-layout{grid-template-columns:280px minmax(0,1fr);gap:24px;display:grid}.buddy-intro{text-align:center;align-self:start;padding:25px 20px}.buddy-intro h2{font-size:23px}.buddy-intro>p{color:#8c9b7b;font-size:13px}.subject-switch{justify-content:center;gap:6px;margin:24px 0;display:flex}.subject-switch button{color:#9da88b;background:#f5f6ec;border-radius:9px;align-items:center;gap:5px;padding:9px 8px;font-size:12px;display:flex}.subject-switch .active{color:#748e5c;background:#e4edd6}.mode-chip{color:#95a186;justify-content:center;align-items:center;gap:6px;margin:20px 0 15px;font-size:10px;display:flex}.mode-chip>span{background:#a2b788;border-radius:50%;width:5px;height:5px}.buddy-intro>small{color:#a5ad9a;font-size:10px;line-height:1.9}.chat-card{flex-direction:column;min-height:580px;display:flex;overflow:hidden}.chat-header{border-bottom:1px solid var(--border);color:#849575;align-items:center;gap:9px;padding:20px 23px;font-size:13px;display:flex}.chat-header>span{color:#a3ac97;margin-left:auto;font-size:10px}.chat-messages{flex-direction:column;flex:1;gap:17px;max-height:420px;padding:23px;display:flex;overflow:auto}.chat-message{white-space:pre-wrap;border-radius:14px;max-width:90%;padding:15px 18px;font-size:15px;line-height:1.9}.buddy-message{color:#768568;background:#f0f4e6;border-top-left-radius:3px;align-self:flex-start}.child-message{color:#5b784b;background:#e1ebd4;border-top-right-radius:3px;align-self:flex-end}.chat-message .icon-button{vertical-align:middle;width:28px;height:25px;margin-left:5px}.chat-input{border-top:1px solid var(--border);padding:20px}.chat-input textarea{background:#f6f7ef;border:0;min-height:75px;font-size:13px}.chat-input>div{justify-content:space-between;align-items:center;gap:10px;margin-top:12px;display:flex}.tabs{border-bottom:1px solid var(--border);gap:5px;margin-bottom:24px;display:flex;overflow:auto}.tabs button{white-space:nowrap;color:#99a48a;border-bottom:2px solid #0000;padding:12px 17px 15px;font-size:13px}.tabs button.active{color:#57764b;border-color:#78995d;font-weight:600}.parent-gate{max-width:470px;margin:45px auto;padding:35px}.parent-gate>.icon-box{margin-bottom:20px}.parent-gate p{color:#92a082;font-size:13px}.parent-gate h2{font-size:22px}.stats-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-bottom:24px;display:grid}.stat{padding:25px}.stat>span{color:#98a28b;font-size:12px}.stat strong{color:#758b63;margin-top:12px;font-size:35px;font-weight:550;display:block}.stat strong small{margin-left:8px;font-size:12px;font-weight:400}.stat p{color:#a8af9c;margin-bottom:0;font-size:10px}.parent-section{margin:22px 0;padding:27px}.parent-section>h2{margin-bottom:16px;font-size:19px}.parent-section>p{color:#8c997e;font-size:13px}.parent-section>.empty{padding:20px}.report-text{line-height:2}.skill-list{margin-top:20px}.skill-list>div{border-top:1px solid var(--border);align-items:center;gap:13px;padding:15px 0;display:flex}.skill-list strong{font-size:13px;font-weight:550}.skill-list small{color:#a3ab97;margin-top:5px;font-size:10px;display:block}.skill-list .status-label{margin-left:auto}.status-label{color:#9c987c;white-space:nowrap;background:#f3f2e5;border-radius:6px;padding:5px 8px;font-size:10px;display:inline-block}.status-label.good{color:#7d9c62;background:#eaf2df}.attempt-list>div{border-top:1px solid var(--border);justify-content:space-between;gap:18px;padding:17px 0;display:flex}.attempt-list>div>div:first-child{min-width:0}.attempt-list strong{overflow-wrap:anywhere;margin-top:8px;font-size:13px;line-height:1.8;display:block}.attempt-list p,.attempt-list small{color:#9aab8a;font-size:11px}.attempt-list>div>div:last-child{flex-direction:column;flex-shrink:0;align-items:flex-end;gap:9px;display:flex}.conversation{border-top:1px solid var(--border);margin-top:15px;padding-top:14px}.conversation small{color:#9baa8e;font-size:10px}.conversation p{color:#859675;font-size:13px}.source-card{background:#fcfdf6;border:1px solid #e7ebdc;border-radius:12px;margin-top:16px;padding:20px}.source-title{align-items:center;gap:10px;display:flex}.source-title strong{font-size:14px}.source-card p{color:#8a9b7b;font-size:13px}.source-card small{color:#9da991;font-size:11px;display:block}.source-card a{align-items:center;gap:5px;margin-top:12px;font-size:11px;display:inline-flex}.check-row{color:#8a9b79;align-items:center;gap:9px;margin:16px 0;font-size:12px;line-height:1.8;display:flex}.check-row input{flex-shrink:0}.check-group{flex-wrap:wrap;gap:25px;display:flex}.upload-zone{color:#90a47a;cursor:pointer;background:#f7faee;border:1px dashed #c8d6b5;border-radius:14px;flex-direction:column;align-items:center;gap:10px;padding:25px;display:flex}.upload-zone strong{font-size:14px;font-weight:550}.upload-zone span{color:#a5b195;font-size:10px}.wrong-item{border-top:1px solid var(--border);padding:20px 0}.wrong-item>strong{margin-top:12px;font-size:14px;line-height:1.8;display:block}.wrong-item>p{color:#96a585;font-size:13px}.pair-code{letter-spacing:5px;color:#819667;background:#f0f5e5;border-radius:12px;flex-direction:column;gap:9px;width:fit-content;min-width:230px;padding:20px;font-size:28px;display:flex}.pair-code span{letter-spacing:0;color:#a2ae91;font-size:10px}.address{flex-wrap:wrap;align-items:center;gap:15px;margin:15px 0;font-size:13px;display:flex}.buddy.wave{animation:5s ease-in-out infinite float}@keyframes float{50%{transform:translateY(-6px)rotate(1deg)}}@media (width>=1500px){.content{padding-top:40px}.hero{min-height:340px}.hero-buddy{right:19%}.mission-art{height:90px}.mission-card{padding:22px 25px 19px}}@media (width<=1150px){.sidebar{width:190px;padding:28px 12px}.brand{gap:8px;font-size:18px}.brand-mark{width:37px;height:40px}.brand small{letter-spacing:1.5px;font-size:7px}.main{width:calc(100% - 190px);margin-left:190px}.content{padding:28px}.topbar{padding:0 28px}.hero{min-height:300px;padding:28px}.hero h2{font-size:27px}.hero-buddy{bottom:20px;right:9%}.hero-buddy .buddy{width:180px;height:180px}.hero-copy{max-width:57%}.mission-card{padding:17px}.mission-card h3{font-size:16px}.bottom-grid{grid-template-columns:1fr 1fr}.companion-card{gap:10px;padding:15px}.companion-card p{line-height:1.7}.review-card{gap:12px;padding:17px}.companion-card .mini-buddy{width:68px}.mini-buddy svg{width:85px}.exercise-layout{grid-template-columns:minmax(0,1fr) 220px;gap:16px}.question-card{padding:24px}.helper-card{padding:18px 15px}.buddy-layout{grid-template-columns:235px minmax(0,1fr);gap:20px}.weekend-grid{gap:15px}.weekend-card>div:last-child{padding:18px}.weekend-card h2{font-size:18px}}@media (width<=900px){.sidebar{width:80px;padding:25px 10px}.brand{margin:0 auto 45px}.brand>div,.sidebar-label,.sidebar nav button>span,.side-note,.parent-link>svg:last-child,.version{display:none}.sidebar nav button{justify-content:center;gap:0;padding:0;font-size:0}.sidebar nav{gap:13px}.parent-link{justify-content:center;gap:0;margin-top:auto;padding:20px 0 6px;font-size:0}.main{width:calc(100% - 80px);margin-left:80px}.content{padding:27px 24px}.topbar{height:72px;padding:0 24px}.hero-buddy{right:8%}.hero-buddy .buddy{width:160px;height:160px}.hero h2{font-size:26px}.hero-copy{max-width:58%}.mission-grid{gap:12px}.mission-card{padding:14px}.mission-card h3{font-size:15px}.mission-card p{font-size:10px}.mission-bottom small{font-size:8px}.hero-meta{gap:10px;font-size:9px}.companion-card p,.review-card p{font-size:10px}.bottom-grid{gap:12px}.review-card .icon-box{display:none}.exercise-layout{grid-template-columns:minmax(0,1fr)}.helper-card{text-align:left;padding:20px 20px 20px 120px;display:block;position:relative}.helper-card>.buddy{width:105px;position:absolute;top:7px;left:5px}.helper-card .helper-divider{margin:16px 0}.helper-card .full{width:auto}.helper-note{margin-top:10px}.buddy-layout{grid-template-columns:minmax(0,1fr)}.buddy-intro{grid-template-columns:130px 1fr;column-gap:20px;padding:20px;display:grid}.buddy-intro>.buddy{grid-row:1/5;align-self:center;width:130px;height:140px}.buddy-intro>h2{font-size:20px}.buddy-intro>p{margin:7px;font-size:12px}.subject-switch{margin:10px 0}.mode-chip{margin:5px 0}.buddy-intro>small{grid-column:1/3;margin-top:10px}.works-grid,.weekend-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=600px){h1{font-size:25px}.sidebar{width:100%;height:73px;padding:5px 8px calc(5px + env(safe-area-inset-bottom));-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px);z-index:20;background:#fcfcf7f5;border-top:1px solid #e2e8d5;border-right:0;flex-direction:row;align-items:center;inset:auto 0 0}.brand{display:none}.sidebar nav{flex-direction:row;flex:1;justify-content:space-around;gap:0;display:flex}.sidebar nav button{white-space:nowrap;border-radius:10px;flex-direction:column;flex:1;gap:5px;height:59px;padding:6px 2px;font-size:9px;display:flex}.sidebar nav button>span:not(.nav-dot){display:block}.sidebar nav button.active{background:#edf2e3}.sidebar nav button svg{width:20px;height:20px}.parent-link{border:0;justify-content:center;align-items:center;min-width:48px;height:59px;margin:0;padding:0 9px;display:flex}.main{width:100%;margin-left:0;padding-bottom:74px}.topbar{height:59px;padding:0 19px}.breadcrumb{gap:7px;font-size:10px}.top-right{gap:12px}.school{font-size:10px}.avatar{border-width:2px;width:30px;height:30px;font-size:11px}.content{padding:23px 18px 15px}.greeting{gap:9px;margin-bottom:20px}.greeting h1{margin-top:7px;font-size:25px}.greeting .eyebrow{font-size:9px}.greeting p{font-size:11px}.greeting-leaf{vertical-align:2px;font-size:21px}.date-chip{font-size:10px}.date-chip small{font-size:9px}.hero{border-radius:19px;min-height:340px;padding:24px 21px}.hero-copy{max-width:100%}.hero h2{max-width:85%;margin-top:14px;font-size:25px;line-height:1.4}.hero p{max-width:72%;margin-bottom:15px;font-size:11px}.hero-meta{flex-direction:column;gap:7px;margin-bottom:18px;display:flex}.hero-copy .button{min-height:43px;padding:11px 15px;font-size:12px}.hero-buddy{bottom:20px;right:7px}.hero-buddy .buddy{width:135px;height:135px}.speech-bubble{padding:8px;font-size:8px;transform:translate(-2px,10px)rotate(-5deg)}.landscape{opacity:.8;width:105%;height:70%;bottom:-7px;right:-40px}.hero-foot{max-width:68%;font-size:8px;line-height:1.8}.pill{font-size:9px}.section-heading{margin:26px 0 14px}.section-heading h2{font-size:17px}.section-heading>span{text-align:right;max-width:105px;font-size:9px;line-height:1.7}.mission-grid{grid-template-columns:1fr;gap:12px}.mission-card{min-height:163px;padding:17px 18px 15px;position:relative}.mission-top{max-width:68%}.mission-art{width:75px;height:70px;position:absolute;top:28px;right:27px}.mission-card h3{max-width:70%;margin-top:13px;font-size:19px}.mission-card p{max-width:73%;margin:8px 0 15px;font-size:11px}.mission-bottom{padding-top:11px}.mission-bottom small{font-size:10px}.mission-bottom .round-arrow{width:26px;height:26px}.mission-art>span{font-size:48px}.mission-art:before{width:66px;height:66px}.duration{font-size:10px}.bottom-grid{grid-template-columns:1fr;gap:12px;margin-top:17px}.companion-card{gap:12px;padding:14px 17px}.companion-card h3,.review-card h3{font-size:16px}.companion-card p,.review-card p{font-size:11px}.review-card .icon-box{display:flex}.review-card{gap:14px;padding:20px}.home-footer{align-items:flex-start;gap:10px;font-size:9px;line-height:1.8}.home-footer button{white-space:nowrap;font-size:9px}.global-footer{padding-bottom:13px;font-size:8px}.page-title{margin-bottom:22px;display:block}.page-title h1{font-size:24px}.page-title p{font-size:12px}.page-title>.button{min-height:40px;margin-top:17px}.works-grid,.weekend-grid{grid-template-columns:1fr}.work-cover{height:190px}.weekend-art{height:180px}.weekend-card>div:last-child{padding:23px}.weekend-card p{min-height:0}.weekend-card h2{font-size:21px}.overlay{align-items:center;padding:14px}.modal{border-radius:17px;max-height:91vh;padding:21px}.modal>header h2{font-size:19px}.exercise-toolbar{flex-wrap:wrap;gap:7px;font-size:10px}.exercise-toolbar .text-button{font-size:11px}.exercise-toolbar>span{text-align:center;order:3;width:100%;margin-top:8px}.question-card{padding:21px}.question-card>h1{margin:17px 0;font-size:23px}.question-text{margin:17px 0;font-size:20px;line-height:1.8}.reading-passage{letter-spacing:1px;padding:16px;font-size:18px;line-height:2.2}.plate{gap:2px;min-width:68px;max-width:95px;padding:10px}.plate span{font-size:24px}.plates{gap:9px;padding:12px 0}.option{gap:11px;padding:13px;font-size:16px}.feedback{padding:13px;font-size:12px}.helper-card{padding-left:101px}.helper-card>.buddy{width:95px}.helper-card h3{font-size:14px}.helper-card .button{padding:10px 12px;font-size:12px}.helper-teach{font-size:12px}.completion{padding:30px 20px}.completion h1{font-size:24px}.completion .form-actions{flex-direction:column}.completion .button{width:100%}.buddy-intro{grid-template-columns:100px 1fr;gap:5px;padding:18px 13px}.buddy-intro>.buddy{width:100px;height:120px}.buddy-intro h2{font-size:19px}.buddy-intro>p{font-size:11px}.subject-switch{gap:5px}.subject-switch button{gap:3px;padding:7px 6px;font-size:11px}.subject-switch button svg{width:15px}.chat-card{min-height:460px}.chat-header{padding:17px;font-size:12px}.chat-header>span{font-size:9px}.chat-messages{max-height:360px;padding:18px}.chat-message{max-width:95%;padding:13px 15px;font-size:14px}.chat-input{padding:15px}.chat-input .text-button{font-size:10px}.chat-input .button{padding:11px 13px;font-size:12px}.stats-grid{gap:9px}.stat{padding:16px 12px}.stat>span{font-size:10px}.stat strong{margin-top:10px;font-size:28px}.stat p{font-size:9px;line-height:1.7}.stat strong small{font-size:10px}.tabs{gap:0}.tabs button{padding:12px 10px;font-size:12px}.parent-section{margin:17px 0;padding:20px}.parent-section>h2{font-size:18px}.parent-section>p{font-size:12px}.parent-gate{margin:25px auto;padding:25px}.parent-gate h2{font-size:20px}.form-grid{grid-template-columns:1fr;gap:0}.skill-list>div{gap:9px}.skill-list .icon-box{border-radius:9px;width:34px;height:36px}.skill-list strong{font-size:11px}.skill-list .status-label{padding:4px 6px;font-size:9px}.attempt-list>div{gap:10px}.attempt-list strong{font-size:12px}.attempt-list p{font-size:10px}.attempt-list .status-label{font-size:9px}.attempt-list .text-button{font-size:10px}.source-title{align-items:flex-start;gap:7px}.source-title strong{font-size:12px;line-height:1.8}.source-card{padding:15px}.source-card a{font-size:10px}.check-row{font-size:11px}.parent-section .form-actions .button{padding:10px 14px;font-size:11px}.pair-code{font-size:25px}.address{font-size:12px}.toast{width:max-content;max-width:90vw;padding:12px 18px;font-size:12px;bottom:90px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.more-missions{justify-content:flex-end;margin-top:12px;display:flex}.more-missions .text-button{font-size:11px}.mission-picker{flex-direction:column;gap:12px;margin-top:20px;display:flex}.mission-picker>button{text-align:left;background:#f8faf0;border:1px solid #e1e8d4;border-radius:13px;align-items:center;gap:14px;padding:17px;display:flex}.mission-picker>button>span{font-size:30px}.mission-picker strong{font-size:15px;display:block}.mission-picker small{color:#8c9a7b;margin-top:6px;font-size:11px;line-height:1.8;display:block}.mission-picker>button>svg{margin-left:auto}.buddy-stage{isolation:isolate;place-items:center;width:230px;height:232px;margin:0 auto;display:grid;position:relative}.voice-orbit{z-index:-1;background:#e7f0df;border:1px solid #d5e3cc;border-radius:50%;transition:background .3s;position:absolute;inset:27px 7px 7px}.buddy-live{color:#496c48;background:#edf3e7;border-radius:24px;min-height:36px;padding:8px 14px;font-size:14px;font-weight:600;display:inline-flex}.buddy-intro .buddy-stage+.buddy-live{margin-top:0}.buddy-eye{transform-box:fill-box;transform-origin:50%;animation:7s infinite buddy-blink}.buddy-mouth{transform-box:fill-box;transform-origin:50%}.stage-listening .voice-orbit{background:#dcebd1;animation:1.6s ease-in-out infinite listen-pulse}.stage-thinking .buddy{animation:2s ease-in-out infinite buddy-think}.stage-speaking .buddy-mouth{animation:.26s ease-in-out infinite alternate buddy-talk}.stage-speaking .buddy{animation:3s ease-in-out infinite buddy-think}.sound-bars{opacity:0;align-items:center;gap:4px;height:25px;display:flex;position:absolute;bottom:1px}.sound-bars i{background:#6c9160;border-radius:3px;width:4px;height:8px}.stage-speaking .sound-bars,.stage-listening .sound-bars{opacity:1}.stage-speaking .sound-bars i{animation:.55s ease-in-out infinite alternate sound-bounce}.sound-bars i:nth-child(2){animation-delay:-.2s}.sound-bars i:nth-child(3){animation-delay:-.4s}.sound-bars i:nth-child(4){animation-delay:-.3s}.stage-listening .sound-bars i{height:5px}.voice-toolbar{background:#fafbf6;border-top:1px solid #edf0e8;flex-wrap:wrap;align-items:center;gap:12px;padding:16px 22px;display:flex}.voice-capture{flex-wrap:wrap;align-items:center;gap:13px;display:flex}.voice-capture small{color:#818976;width:100%;font-size:12px}.voice-file{cursor:pointer;align-items:center;gap:6px;display:inline-flex!important}.voice-file input{display:none}.voice-file.disabled{opacity:.4;cursor:default}.chat-header .auto-read{white-space:nowrap;color:#788271;align-items:center;gap:5px;margin-left:auto;font-size:12px;display:flex}.auto-read input{accent-color:#6b8b5c}.chat-input .chat-actions{flex-wrap:wrap;gap:10px}.chat-actions>.button{margin-left:auto}.voice-privacy{color:#89907f;margin-top:13px;font-size:11px;line-height:1.7;display:block!important}.heard-note{color:#57794d;margin-bottom:8px;font-size:13px;display:block}.chat-image{object-fit:contain;border-radius:12px;width:auto;max-width:100%;max-height:200px;margin-bottom:9px;display:block}.image-draft{align-items:center;gap:14px;margin:10px 0;justify-content:flex-start!important;display:flex!important}.image-draft img{object-fit:contain;border:1px solid #e3e7dc;border-radius:9px;width:90px;height:70px}.reply-source{color:#899480;margin-top:8px;font-size:10px;display:block}.provider-summary{background:#f4f7ed;border-radius:14px;margin:16px 0;padding:15px 18px}.provider-summary p{margin:5px 0;font-size:14px}.provider-summary small{color:#858d7c}.chat-message{overflow-wrap:anywhere}.chat-card{min-width:0}.buddy-intro{align-self:start}.recording{color:#975830!important;background:#fbebdf!important;border-color:#e6bba0!important}@keyframes buddy-blink{0%,44%,47%,to{transform:scaleY(1)}45%,46%{transform:scaleY(.13)}}@keyframes listen-pulse{50%{transform:scale(1.06);box-shadow:0 0 0 12px #d9e8d23b}}@keyframes buddy-think{50%{transform:rotate(3deg)}}@keyframes buddy-talk{0%{transform:scaleY(.8)}to{transform:scaleY(2.7)}}@keyframes sound-bounce{to{height:23px}}@media (width<=700px){.buddy-stage{width:190px;height:170px}.buddy-stage>.buddy{width:160px;height:160px}.voice-toolbar{padding:14px}.voice-capture{gap:10px}.chat-header .auto-read{font-size:11px}.chat-actions .text-button{font-size:12px}.chat-actions>.button{padding:10px 13px;font-size:13px}.buddy-layout .buddy-intro{padding:20px}.buddy-intro .subject-switch{margin:16px 0}.buddy-intro small{font-size:11px}.chat-header{gap:6px!important}.chat-header strong{font-size:14px}}@media (prefers-reduced-motion:reduce){.buddy-eye,.stage-listening .voice-orbit,.stage-thinking .buddy,.stage-speaking .buddy,.stage-speaking .buddy-mouth,.stage-speaking .sound-bars i{animation:none!important}}@media (width<=900px){.buddy-layout .buddy-intro{text-align:left;grid-template-columns:130px minmax(0,1fr);gap:6px 16px;padding:18px;display:grid}.buddy-intro .buddy-stage{grid-area:1/1/4;align-self:center;width:130px;height:142px;margin:0}.buddy-stage>.buddy{width:130px;height:130px}.buddy-stage .voice-orbit{inset:18px 0 0}.buddy-intro .buddy-live{grid-area:1/2;place-self:end start;min-height:28px;padding:5px 10px;font-size:12px}.buddy-intro>h2{grid-area:2/2;align-self:center;margin:3px 0;font-size:20px}.buddy-intro>p{grid-area:3/2;margin:0;font-size:12px}.buddy-intro .subject-switch{grid-area:4/1/auto/-1;justify-content:stretch;margin:12px 0 3px}.buddy-intro .subject-switch button{white-space:nowrap;flex:1;justify-content:center;padding:10px;font-size:13px}.buddy-intro .mode-chip{grid-area:5/1/auto/-1;justify-self:center;margin:6px 0}.buddy-intro>small{text-align:center;grid-area:6/1/auto/-1;margin:0;font-size:10px}.buddy-intro>small br{display:none}.buddy-intro .sound-bars{bottom:-3px}}.sidebar nav .nav-more{display:none}@media (width<=600px){.sidebar nav .nav-weekend,.sidebar>.parent-link{display:none}.sidebar nav .nav-more{display:flex}.sidebar nav{width:100%}.sidebar nav button{flex:1}}