:root{color:#243c35;font-synthesis:none;--green:#246d58;--dark:#1b5141;--muted:#64756c;--line:#e0e7dd;--paper:#fff;--cream:#fff5d8;background:#f5f6ef;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;font-weight:400;line-height:1.6}*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}button,.button{cursor:pointer;border:0;border-radius:12px;min-height:46px;padding:10px 18px;font-weight:650;transition:background .15s,transform .15s}button:hover:not(:disabled),.button:hover{filter:brightness(.96)}button:active:not(:disabled){transform:translateY(1px)}button:disabled{cursor:not-allowed;opacity:.5}a{color:var(--green);text-underline-offset:4px}.file-button:focus-within{outline-offset:3px;outline:3px solid #dc9f29}button:focus-visible{outline-offset:3px;outline:3px solid #dc9f29}a:focus-visible{outline-offset:3px;outline:3px solid #dc9f29}summary:focus-visible{outline-offset:3px;outline:3px solid #dc9f29}input:focus-visible{outline-offset:3px;outline:3px solid #dc9f29}select:focus-visible{outline-offset:3px;outline:3px solid #dc9f29}h1,h2,h3,p{margin:0 0 14px}h1{letter-spacing:-.8px;font-size:32px;line-height:1.35}h2{font-size:20px;line-height:1.5}h3{font-size:17px}small{color:var(--muted);font-size:12px}strong{font-weight:650}[hidden]{display:none!important}.primary{background:var(--green);color:#fff}.secondary{color:var(--dark);background:#edf2e8;border:1px solid #d7e2d3}.quiet{color:var(--green);background:0 0}.full{width:100%}.big{min-height:58px;font-size:18px}.muted,.fine{color:var(--muted)}.fine{margin-top:16px;font-size:12px}.eyebrow{color:var(--green);letter-spacing:2px;margin-bottom:12px;font-size:12px;font-weight:700}.button-row,.choice-row{flex-wrap:wrap;gap:10px;display:flex}.card{border:1px solid var(--line);background:var(--paper);border-radius:20px;margin-bottom:20px;padding:26px;box-shadow:0 4px 18px #253c3203}.card-heading{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;display:flex}.card-heading h2{margin-bottom:4px}.card-heading p{margin:0}.card-heading>.primary{flex-shrink:0}.notice{color:#6b501e;background:#fff3d8;border-radius:12px;margin-bottom:16px;padding:14px 18px;font-size:14px}.notice.error{color:#923b25;background:#fff0ea;justify-content:space-between;align-items:center;gap:12px;display:flex}.notice p{margin:0}.empty{color:var(--muted);text-align:center;background:#eef2e9;border:1px dashed #cfdac9;border-radius:16px;margin-bottom:20px;padding:30px 20px}.page-title{margin-bottom:28px}.page-title>p:last-child{color:var(--muted);margin-bottom:0}.page-title h1{margin-bottom:10px}.badge{white-space:nowrap;letter-spacing:0;color:#5b685e;vertical-align:middle;background:#eef0e9;border-radius:20px;align-items:center;padding:5px 10px;font-size:12px;line-height:1.5;display:inline-flex}.badge.queued,.badge.running{color:#80601a;background:#fff1d3}.badge.succeeded{color:#286b44;background:#e5f3e6}.badge.failed{color:#a14630;background:#fff0ea}fieldset{border:0;min-width:0;margin:0;padding:0}legend{margin:0 0 16px;font-weight:650}label{margin-bottom:18px;font-size:14px;font-weight:550;display:block}input:not([type=radio]):not([type=checkbox]):not([type=file]),select{color:#243c35;background:#fcfdf9;border:1px solid #ccd8cb;border-radius:10px;width:100%;min-height:48px;margin-top:7px;padding:12px 14px;display:block}input[type=checkbox],input[type=radio]{accent-color:var(--green);flex-shrink:0;width:18px;height:18px;margin:0 9px 0 0}label small{margin-top:4px;font-weight:400;display:block}.inline-check{cursor:pointer;align-items:center;margin-bottom:12px;display:flex}.form-grid{grid-template-columns:1fr 1fr;gap:20px;display:grid}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.topbar{border-bottom:1px solid var(--line);background:#fffdf8;justify-content:space-between;align-items:center;gap:12px;height:82px;padding:0 40px;display:flex}.brand{color:var(--dark);white-space:nowrap;align-items:center;gap:10px;font-size:23px;font-weight:750;text-decoration:none;display:flex}.brand-icon{background:var(--green);width:39px;height:39px;color:var(--cream);border-radius:12px;place-items:center;font-size:23px;display:inline-grid;transform:rotate(-5deg)}.brand small{border-left:1px solid #d3dacf;margin-left:7px;padding-left:14px;font-size:14px;font-weight:400}.account{align-items:center;gap:12px;font-size:14px;display:flex}.role-tag{background:#f4f6ee;border:1px solid #e0e7d7;border-radius:30px;padding:5px 12px;font-size:12px}.layout{grid-template-columns:240px minmax(0,1fr);max-width:1440px;margin:auto;display:grid}.sidebar{border-right:1px solid var(--line);min-height:calc(100vh - 82px);padding:35px 20px}.family-label{align-items:center;gap:12px;min-width:0;padding:0 8px 30px;display:flex}.family-label strong{overflow-wrap:anywhere;font-size:14px;display:block}.family-label small{font-size:10px;display:block}.avatar{width:42px;height:42px;color:var(--green);background:#e7edd9;border-radius:50%;flex-shrink:0;place-items:center;font-size:22px;display:grid}.nav-item{text-align:left;color:#617167;background:0 0;align-items:center;gap:14px;width:100%;margin-bottom:8px;font-weight:500;display:flex}.nav-item>span{text-align:center;width:24px;font-size:23px}.nav-item.active{background:var(--green);color:#fff}.sidebar-note{color:#6f806b;margin:80px 12px 0;font-size:13px;line-height:2}.sidebar-note>span{color:#b6be86;font-size:32px}.content{width:100%;min-width:0;max-width:1150px;padding:40px 46px 20px}footer{text-align:center;color:#758371;padding:28px 0 8px;font-size:11px}.bottom-nav{display:none}.offline-banner{color:#694c17;text-align:center;background:#fff0c6;padding:12px 20px;font-size:14px}.install-banner{border:1px solid #d5ddbd;border-radius:12px;justify-content:space-between;align-items:center;gap:12px;margin-bottom:22px;padding:12px 18px;font-size:13px;display:flex}.install-banner p{margin:0}.install-banner button{flex-shrink:0}.hero-card{background:#e7eedc;border:1px solid #d9e4cc;border-radius:22px;margin-bottom:28px;padding:30px;position:relative;overflow:hidden}.hero-card:after{content:"✦";color:#cbd8b4;pointer-events:none;font-size:100px;line-height:1;position:absolute;top:10px;right:25px}.hero-card h2,.hero-card p{z-index:1;max-width:80%;position:relative}.hero-card h2{margin-top:8px;font-size:25px}.hero-card p{color:#556c4d;font-size:14px}.section-heading{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:14px;margin:28px 0 16px;display:flex}.section-heading h2{margin:0}.section-heading>span{color:var(--muted);font-size:12px}.sheet-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));gap:20px;display:grid}.sheet-card{margin-bottom:0}.sheet-grid{margin-bottom:22px}.sheet-code{letter-spacing:1px;color:var(--muted);font-size:11px}.sheet-card h3{margin-top:18px;font-size:21px}.sheet-card>.muted{font-size:12px}.segments{margin:20px 0;padding:0;list-style:none}.segments li{border-bottom:1px solid #edf0e7;align-items:center;gap:12px;padding:12px 0;font-size:14px;display:flex}.segment-index{width:34px;height:34px;color:var(--green);background:#f2f4e9;border-radius:10px;place-items:center;display:grid}.segments small{display:block}.knowledge-picker{border:1px solid var(--line);border-radius:12px;max-height:230px;margin-bottom:12px;padding:16px;overflow:auto}.knowledge-picker small{font-size:11px}.lookup{align-items:center;gap:10px;display:flex}.lookup input{min-width:0;margin:0!important}.lookup button{flex-shrink:0}.card form{margin-top:24px}.card .lookup{margin-top:0}.gentle-note{color:#6f7d59;text-align:center;margin:20px 0 8px;font-size:14px}.capture-zone{text-align:center;background:#f7f9f0;border:2px dashed #c7d6bd;border-radius:18px;margin:20px 0;padding:32px 16px}.camera-symbol{width:68px;height:68px;color:var(--green);background:#e9efdd;border:1px solid #d9e5cd;border-radius:20px;margin:0 auto 16px;font-size:45px;line-height:65px}.capture-zone strong{font-size:18px;display:block}.capture-zone p{color:var(--muted);margin:8px 0 20px;font-size:12px}.capture-zone .button-row{justify-content:center}.file-button{justify-content:center;align-items:center;min-width:120px;margin:0;display:flex;position:relative;overflow:hidden}.file-button input{opacity:0;cursor:pointer;width:100%;height:100%;position:absolute;top:0;bottom:0;left:0;right:0}fieldset:disabled .file-button{opacity:.5}.choice{cursor:pointer;background:#fafbf7;border:1px solid #d8dfd0;border-radius:12px;align-items:center;padding:14px 16px;font-size:14px;display:flex}.selected{color:var(--dark);background:#e8f0e1!important;border-color:#73a087!important}.upload-card h2{margin-top:12px;font-size:17px}.upload-card>button{margin-top:18px}.photo-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:16px 0;display:grid}.photo-preview{min-width:0;position:relative}.photo-preview img{object-fit:cover;background:#e9edde;border-radius:12px;width:100%;height:150px}.photo-preview button{color:#7b3f30;background:#fff;border-radius:50%;width:32px;min-height:32px;padding:0;font-size:22px;position:absolute;top:4px;right:4px}.photo-preview>span{text-align:center;color:var(--muted);font-size:12px;display:block}progress{width:100%;height:14px;accent-color:var(--green)}.success-panel{background:#e5f2de;border:1px solid #c9dfbd;border-radius:18px;align-items:center;gap:18px;margin-bottom:24px;padding:24px;display:flex}.success-panel h2{margin:0 0 5px}.success-panel p{margin:0;font-size:14px}.success-mark{background:var(--green);color:#fff;border-radius:50%;flex-shrink:0;place-items:center;width:48px;height:48px;font-size:28px;display:grid}.result-row{text-align:left;align-items:center;gap:16px;width:100%;font-weight:400;display:flex}.list-symbol{color:#7b7153;background:#f1eddf;border-radius:14px;flex-shrink:0;place-items:center;width:48px;height:48px;font-size:24px;display:grid}.list-symbol.done{color:var(--green);background:#e6efdf}.row-main{overflow-wrap:anywhere;flex:1;min-width:0}.row-main>strong{display:block}.row-main small{margin-top:4px;display:block}.row-main h2,.row-main p{margin:0}.row-main p{color:var(--muted);font-size:13px}.pagination{justify-content:space-between;align-items:center;gap:12px;margin:24px 0;font-size:13px;display:flex}.back{margin-bottom:18px;padding-left:0}.result-summary{background:#e9efdc;border-radius:18px;align-items:center;gap:22px;margin-bottom:24px;padding:20px 28px;display:flex}.result-summary strong{color:var(--green);white-space:nowrap;font-size:40px}.result-summary strong small{font-size:20px}.result-summary p{margin:0;font-size:14px}.question{border:1px solid var(--line);background:#fff;border-left:4px solid #83ab82;border-radius:14px;margin-bottom:18px;padding:22px}.question.retry{border-left-color:#d4a652}.question-heading{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:18px;display:flex}.question-heading h3{overflow-wrap:anywhere;flex:1;margin:0}.question-number{background:#f3f5ee;border-radius:8px;padding:3px 10px;font-size:13px}.answer-status{color:#447948;font-size:12px;font-weight:650}.retry .answer-status{color:#956e27}.hint{color:#745e2c;background:#fff6df;border-radius:10px;padding:12px 16px;font-size:15px}summary{cursor:pointer;color:var(--green);min-height:46px;padding:10px 0;font-weight:650}details p{white-space:pre-wrap;overflow-wrap:anywhere;margin-top:12px}.answer-pair{gap:30px;font-size:13px;display:flex}.answer-pair strong{font-size:16px;display:block}.tags{flex-wrap:wrap;gap:8px;display:flex}.tags span{color:#61735e;background:#f2f4ed;border-radius:6px;padding:4px 10px;font-size:12px}.submission-photo{object-fit:contain;background:#f0f2ea;border-radius:10px;width:100%;max-height:240px}.stats{grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:25px;display:grid}.stats>div{border:1px solid var(--line);background:#fff;border-radius:18px;padding:22px}.stats span{color:var(--muted);font-size:12px;display:block}.stats strong{color:var(--green);margin-top:6px;font-size:34px;display:block}.stats small{font-size:13px;font-weight:400}.report-grid{grid-template-columns:1fr 1fr;align-items:start;gap:20px;display:grid}.report-grid>.card{min-width:0;margin:0}.report-grid h2{font-size:18px}.report-grid .muted{font-size:12px}.mastery-row{border-bottom:1px solid #edf0e8;align-items:center;gap:13px;padding:16px 0;display:flex}.mastery-row>div{flex:1;min-width:0}.mastery-row strong{font-size:14px}.mastery-row small{margin:4px 0 8px;display:block}.mastery-row b{font-size:14px}.rank{color:#849376;font-size:12px}.mastery-row meter{width:100%;height:8px;display:block}.mastery-row meter::-webkit-meter-bar{background:#eff2e9;border:0}.mastery-row meter::-webkit-meter-optimum-value{background:#91ad6f}.trend-chart{align-items:flex-end;gap:14px;min-height:160px;margin:20px 0;display:flex;overflow-x:auto}.trend-chart>div{flex-direction:column;flex:1;align-items:center;min-width:36px;font-size:10px;display:flex}.trend-chart b{color:#667a5d;font-size:10px}.trend-chart span{background:#7fa48a;border-radius:5px 5px 0 0;width:20px;margin:6px 0;display:block}.trend-chart small{font-size:10px}.table-scroll{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:12px}th,td{border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;padding:8px}th{color:#64755f;font-weight:500}.distribution{margin:20px 0}.distribution>div:first-child{justify-content:space-between;gap:10px;margin-bottom:9px;font-size:13px;display:flex}.distribution b{color:var(--muted);font-weight:400}.bar{background:#f1f0e6;border-radius:8px;height:8px;overflow:hidden}.bar span{background:#c6a56b;border-radius:8px;height:100%;display:block}.advice{background:#fcf8e9;border-color:#e8e0c3}.advice li{padding-bottom:10px;font-size:14px}.advice ul{padding-left:20px}.advice>p{font-size:14px}.period-label{color:var(--muted);font-size:13px}.device-row{align-items:center;gap:18px;display:flex}.danger{color:#a04735}.danger-button{color:#fff;background:#a54634}.modal-backdrop{z-index:30;background:#163d3160;place-items:center;padding:20px;display:grid;position:fixed;top:0;bottom:0;left:0;right:0}.modal{max-width:460px;margin:0;box-shadow:0 16px 80px #123d3140}.recovery{max-width:550px;margin:10vh auto}.welcome{grid-template-columns:1fr 1fr;max-width:1440px;min-height:100vh;margin:auto;display:grid}.welcome-story{background:#e9efdc;flex-direction:column;justify-content:space-between;padding:48px 70px;display:flex}.welcome-copy{padding:45px 0}.welcome-copy h1{margin:20px 0;font-size:46px;font-weight:750;line-height:1.45}.welcome-copy>p:not(.eyebrow){color:#66765a;line-height:2}.book-art{color:#567440;background:#fff9e9;border:2px solid #e7d8ac;border-radius:10px 25px 25px 10px;flex-direction:column;justify-content:center;width:290px;height:190px;margin:35px 0 0 20px;padding:28px;display:flex;position:relative;transform:rotate(-5deg);box-shadow:-8px 8px #c8d5b0}.book-art span{letter-spacing:5px;font-size:32px;font-weight:650}.book-art b{border-top:1px dashed #d5d8b6;margin-top:20px;padding-top:14px;font-size:13px;font-weight:400}.book-art i{color:#fff;background:#e9b855;border-radius:50%;place-items:center;width:65px;height:65px;font-size:42px;display:grid;position:absolute;top:-18px;right:-18px}.join-panel{flex-direction:column;justify-content:center;width:100%;max-width:620px;margin:auto;padding:70px 65px;display:flex}.join-panel h2{font-size:28px}.join-panel>p.muted{margin-bottom:30px;font-size:14px}.role-picker{grid-template-columns:1fr 1fr;gap:14px;margin-bottom:24px;display:grid}.role-picker label{cursor:pointer;background:#fff;border:1px solid #d6dfcd;border-radius:14px;margin:0;padding:16px}.role-picker span{font-size:16px}.role-picker small{margin:8px 0 0;font-size:11px}.role-picker input{vertical-align:middle}@media (min-width:768px){.child .content{max-width:960px}.child .nav-item,.child .question{font-size:17px}.child .result-row{min-height:100px}}@media (max-width:1100px){.content{padding:30px 26px}.layout{grid-template-columns:210px minmax(0,1fr)}.sidebar{padding:30px 12px}.report-grid{grid-template-columns:1fr}.welcome-story,.join-panel{padding:40px}.welcome-copy h1{font-size:38px}}@media (max-width:767px){h1{font-size:27px}h2{font-size:19px}.topbar{height:68px;padding:0 18px}.brand{font-size:20px}.brand-icon{border-radius:10px;width:32px;height:32px;font-size:19px}.brand small{display:none}.account{gap:0}.account .quiet{padding:8px 10px;font-size:12px}.role-tag{padding:4px 9px;font-size:11px}.layout{display:block}.sidebar{display:none}.content{padding:27px 18px calc(100px + env(safe-area-inset-bottom));max-width:640px;margin:auto}.page-title{margin-bottom:24px}.page-title>p:last-child{font-size:14px}.bottom-nav{z-index:20;padding:7px 4px calc(7px + env(safe-area-inset-bottom));-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#fffdf8f5;border-top:1px solid #dce3d4;display:flex;position:fixed;bottom:0;left:0;right:0}.bottom-nav button{color:#6b7c68;background:0 0;border-radius:10px;flex-direction:column;flex:1;align-items:center;gap:1px;min-height:51px;padding:4px 1px;font-size:10px;display:flex}.bottom-nav button span{font-size:22px;line-height:28px}.bottom-nav button.active{color:var(--green);background:#edf2e5}.child .bottom-nav button{font-size:13px}.card{border-radius:17px;padding:20px}.card-heading{gap:14px}.card-heading h2{font-size:18px}.card-heading p{font-size:13px}.hero-card{padding:25px}.hero-card h2{font-size:22px}.hero-card:after{font-size:80px;top:18px;right:15px}.hero-card h2,.hero-card p{max-width:85%}.choice-row{gap:8px}.choice{flex:1;justify-content:center;padding:11px 10px;font-size:12px}.choice input{width:15px;height:15px;margin-right:6px}.capture-zone{padding:24px 12px}.capture-zone strong{font-size:16px}.photo-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.photo-preview img{height:150px}.result-row{gap:10px;padding:18px 14px}.list-symbol{width:40px;height:44px;font-size:22px}.row-main strong{font-size:15px}.row-main small{font-size:11px}.result-row .badge{padding:5px 8px;font-size:10px}.question{padding:18px 16px}.question-heading{gap:9px}.question-heading h3{font-size:16px}.hint{padding:12px;font-size:15px}.stats{gap:8px}.stats>div{border-radius:13px;padding:16px 10px}.stats span{font-size:10px}.stats strong{font-size:27px}.stats small{font-size:10px}.report-grid{gap:18px}.form-grid{gap:12px}.knowledge-picker{padding:12px}.device-row{gap:10px}.device-row h2{font-size:16px}.device-row button{padding:10px}.install-banner{flex-wrap:wrap}.section-heading{gap:5px}.sheet-card .button-row>*{flex:1;padding:10px;font-size:12px}.welcome{display:block}.welcome-story{padding:24px 24px 20px}.welcome-copy{padding:25px 0 0}.welcome-copy h1{margin:12px 0;font-size:30px}.welcome-copy>p:not(.eyebrow){font-size:13px}.welcome-copy br{display:none}.welcome-copy h1 br{display:block}.welcome-story>.muted,.book-art{display:none}.join-panel{padding:30px 24px}.join-panel h2{font-size:24px}.join-panel>p.muted{margin-bottom:22px}.role-picker label{padding:15px 10px}.role-picker span{font-size:15px}.success-panel{padding:20px}.success-panel h2{font-size:18px}.success-panel p{font-size:13px}.offline-banner{padding:10px 15px;font-size:12px}.notice.error{flex-direction:column;align-items:flex-start}.notice.error button{min-height:36px;padding:3px 10px}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
