:root{--brand:#6c4ed9;--brand2:#4b32b7;--soft:#f1ecff;--rose:#e75d89;--ink:#202234;--muted:#72768a;--line:#e8e6ef;--bg:#f4f2f8;--ok:#198c65;--warn:#ad7309;--danger:#d84a5c;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg)}*{box-sizing:border-box}body{margin:0;min-width:320px;background:var(--bg)}button,input,select{font:inherit}.app-shell{position:relative;width:min(100%,520px);min-height:100vh;margin:auto;background:#fff;box-shadow:0 0 45px #2d274814}.topbar{display:flex;align-items:center;justify-content:space-between;padding:15px 20px;background:#fff}.brand{display:flex;flex-direction:column;align-items:flex-start;border:0;background:transparent}.brand span{color:var(--rose);font-size:12px;font-weight:800;letter-spacing:.12em}.brand strong{font-size:22px}.top-actions{display:flex;align-items:center;gap:8px}.offline-badge{padding:6px 9px;border-radius:999px;color:var(--ok);background:#e9f8f2;font-size:11px;font-weight:800}.offline-badge.online{color:#6b55be;background:var(--soft)}.round-btn{width:39px;height:39px;border:0;border-radius:13px;background:#f3f1f8;font-weight:800}.screen{display:none;min-height:calc(100vh - 69px);padding:10px 20px 38px}.screen.active{display:block}h1,h2,h3,p{margin-top:0}h1{font-size:27px;line-height:1.38;letter-spacing:-.045em}h2{font-size:25px;letter-spacing:-.035em}h3{font-size:17px}.hero{position:relative;overflow:hidden;min-height:270px;padding:25px 21px;border-radius:28px;color:#fff;background:linear-gradient(145deg,#7b60e4,#5b42cb 58%,#4030a0)}.hero h1{max-width:335px;margin:18px 0 12px}.hero p{max-width:320px;color:#ffffffc9;font-size:14px;line-height:1.65}.hero-chip{display:inline-flex;padding:6px 10px;border-radius:999px;background:#ffffff26;font-size:12px;font-weight:750}.hero-paper{position:absolute;right:-7px;bottom:-17px;width:108px;height:148px;border-radius:14px 14px 0 0;color:var(--danger);background:#fff;box-shadow:0 14px 28px #1d11563d;transform:rotate(6deg)}.hero-paper:before{content:"";position:absolute;inset:12px;border:2px solid #eeeaf8;border-radius:8px}.hero-paper b{position:absolute;z-index:2;top:17px;right:14px;font:700 30px Georgia}.hero-paper i,.hero-paper em{position:absolute;z-index:2;bottom:23px;font-size:27px;font-style:normal;font-weight:900}.hero-paper i{left:20px}.hero-paper em{right:17px;color:var(--ok)}.empty-family{margin-top:22px;padding:21px;border-radius:22px;background:#f8f6fd;text-align:center}.empty-family p,.muted{color:var(--muted);font-size:14px;line-height:1.65}.primary,.secondary,.import-btn{width:100%;min-height:53px;border-radius:16px;font-weight:850}.primary{border:0;color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand2));box-shadow:0 10px 24px #543dc13b}.primary:disabled{box-shadow:none;opacity:.4}.secondary,.import-btn{display:grid;place-items:center;margin-top:11px;border:1px solid var(--line);color:var(--ink);background:#fff}.compact{width:auto;min-width:140px;padding:0 20px}.back{margin:5px 0 17px -5px;border:0;color:var(--brand2);background:transparent;font-weight:750}.back.light{color:#ffffffdf}.section-heading{display:flex;align-items:center;justify-content:space-between;margin:20px 0 14px}.section-heading div span,.step-kicker{color:var(--rose);font-size:12px;font-weight:800;letter-spacing:.06em}.section-heading h2{margin:3px 0 0}.section-heading.inline{margin-top:24px}.section-heading.inline h3{margin:0}.small-btn{border:0;color:var(--brand2);background:transparent;font-size:13px;font-weight:800}.child-summary,.profile-stats{display:grid;grid-template-columns:repeat(3,1fr);padding:17px 6px;border-radius:19px;background:#f7f6fb}.child-summary div,.profile-stats div{display:flex;flex-direction:column;align-items:center;border-right:1px solid var(--line)}.child-summary div:last-child,.profile-stats div:last-child{border:0}.child-summary strong,.profile-stats strong{font-size:24px}.child-summary span,.profile-stats span{margin-top:4px;color:var(--muted);font-size:11px}.field-label{display:block;margin:19px 0 8px;color:#4e5162;font-size:14px;font-weight:750}.subject-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:9px}.subject-tabs button{min-height:54px;border:1px solid var(--line);border-radius:15px;background:#fff;font-weight:800}.subject-tabs button.active{border:2px solid var(--brand);color:var(--brand2);background:var(--soft)}.scan-main{margin-top:22px}.scan-main span{margin-right:8px}.home-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin:13px 0}.feature-card{display:flex;flex-direction:column;align-items:flex-start;gap:5px;min-height:112px;padding:15px;border:1px solid var(--line);border-radius:18px;background:#fff;text-align:left}.feature-card>span{display:grid;place-items:center;width:34px;height:34px;border-radius:11px;color:var(--brand2);background:var(--soft);font-weight:900}.feature-card small{color:var(--muted)}.weekly-entry{display:flex;flex-direction:column;align-items:flex-start;width:100%;padding:16px;border:0;border-radius:17px;color:#6c4b2c;background:#fff3e7;text-align:left}.weekly-entry span{font-size:11px}.weekly-entry strong{margin-top:4px;font-size:14px}
.child-list{display:flex;flex-direction:column;gap:9px}.child-item{display:flex;align-items:center;gap:12px;padding:14px;border:1px solid var(--line);border-radius:16px}.child-item.active{border:2px solid var(--brand);background:var(--soft)}.child-avatar{display:grid;place-items:center;width:40px;height:40px;border-radius:14px;color:#fff;background:linear-gradient(135deg,var(--rose),var(--brand))}.child-item div{flex:1}.child-item span{color:var(--muted);font-size:12px}.child-item button{border:0;color:var(--brand2);background:transparent;font-weight:800}.form-card{margin-top:22px;padding:18px;border-radius:20px;background:#f8f7fb}.text-input,.select-input{width:100%;min-height:49px;padding:0 13px;border:1px solid var(--line);border-radius:14px;background:#fff}.form-card .primary{margin-top:21px}.upload-zone{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:218px;margin-top:20px;border:2px dashed #bdb4e9;border-radius:24px;color:var(--brand2);background:#fbfaff}.upload-zone input{position:absolute;width:1px;height:1px;opacity:0}.upload-zone>span{display:grid;place-items:center;width:45px;height:40px;margin-bottom:14px;border-radius:13px;color:#fff;background:var(--brand)}.upload-zone small{margin-top:7px;color:var(--muted)}.photo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin:16px 0}.photo{position:relative;overflow:hidden;aspect-ratio:3/4;border-radius:14px;background:#eee}.photo img{width:100%;height:100%;object-fit:cover}.photo button{position:absolute;top:5px;right:5px;width:28px;height:28px;border:0;border-radius:50%;color:#fff;background:#171922bd}.local-tip{display:flex;flex-direction:column;gap:5px;margin-bottom:16px;padding:13px;border-radius:14px;color:#655a84;background:#f5f2ff;font-size:12px}.processing-screen{align-items:center;justify-content:center;text-align:center}.processing-screen.active{display:flex;flex-direction:column}.scanner{display:grid;place-items:center;width:174px;height:174px;margin-bottom:23px;border-radius:50%;background:var(--soft)}.scanner>div{position:relative;display:grid;place-items:center;width:96px;height:130px;overflow:hidden;border-radius:12px;color:var(--brand2);background:#fff;box-shadow:0 14px 30px #4130a02b}.scanner span{position:absolute;left:0;right:0;top:10px;height:3px;background:var(--rose);box-shadow:0 0 12px var(--rose);animation:scan 1.8s ease-in-out infinite}@keyframes scan{0%,100%{top:10px}50%{top:113px}}.progress{overflow:hidden;width:78%;height:8px;margin:8px 0 16px;border-radius:99px;background:#eae8f0}.progress i{display:block;width:3%;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--brand),var(--rose));transition:width .25s}.processing-screen small{color:var(--muted);font-size:11px}.score-row{display:grid;grid-template-columns:1fr 20px 1fr;align-items:end;gap:8px;padding:16px;border-radius:18px;background:#f8f7fb}.score-row label{color:var(--muted);font-size:12px}.score-row input{width:100%;margin-top:6px;padding:7px 0;border:0;border-bottom:2px solid #d9d5e6;outline:0;background:transparent;font-size:25px;font-weight:850}.score-row>span{padding-bottom:9px;color:var(--muted);text-align:center}.question-chips{display:flex;flex-wrap:wrap;gap:9px}.question-chip{min-width:54px;height:44px;border:0;border-radius:14px;color:#fff;background:var(--danger);font-weight:850}.question-chip.off{border:1px solid var(--line);color:var(--muted);background:#fff;text-decoration:line-through}.tiny{margin:10px 0;color:var(--muted);font-size:11px}.mistake-editor{display:flex;flex-direction:column;gap:11px;margin:20px 0}.mistake-card{padding:14px;border:1px solid var(--line);border-radius:17px}.mistake-card header{display:flex;justify-content:space-between;margin-bottom:11px}.mistake-card header b{color:var(--danger)}.mistake-card header span{color:var(--muted);font-size:11px}.mistake-card select{width:100%;min-height:43px;margin-top:7px;padding:0 10px;border:1px solid var(--line);border-radius:12px;background:#fff}.mistake-card label{display:block;margin-top:9px;color:var(--muted);font-size:12px}
.report-screen{padding-top:0}.report-head{margin:-10px -20px 0;padding:15px 20px 27px;color:#fff;background:linear-gradient(150deg,#6f54dd,#4532ac);border-radius:0 0 30px 30px}.report-head>span{color:#ffffffb5;font-size:12px}.report-head h2{margin:6px 0 20px}.report-metrics{display:grid;grid-template-columns:repeat(3,1fr)}.report-metrics div{display:flex;flex-direction:column;align-items:center;border-right:1px solid #ffffff2d}.report-metrics div:last-child{border:0}.report-metrics b{font-size:27px}.report-metrics small{color:#ffffffa9}.report-body{padding-top:20px}.summary-box{display:flex;flex-direction:column;gap:7px;padding:17px;border-radius:18px;color:#685225;background:#fff5df}.summary-box span{color:#a46c0d;font-size:12px;font-weight:800}.summary-box strong{line-height:1.55}.report-list{display:flex;flex-direction:column;gap:9px}.report-item{display:grid;grid-template-columns:67px 1fr;gap:10px;padding:13px;border:1px solid var(--line);border-radius:15px}.report-item>b{color:var(--danger)}.report-item span{display:block;color:var(--muted);font-size:12px}.action-list{padding:16px 18px 16px 38px;border-radius:18px;background:#fff0f5}.action-list li{padding:5px 0;color:#654854;font-size:13px;line-height:1.55}.review-plan{overflow:hidden;border:1px solid var(--line);border-radius:17px}.review-plan div{display:grid;grid-template-columns:72px 1fr;gap:9px;padding:13px;border-bottom:1px solid var(--line)}.review-plan div:last-child{border:0}.review-plan b{color:var(--brand2)}.review-plan span{color:#565a6c;font-size:13px}.report-body>.primary{margin-top:25px}.knowledge-profile,.paper-history,.review-list{display:flex;flex-direction:column;gap:9px}.knowledge-row,.paper-row,.review-card{padding:14px;border:1px solid var(--line);border-radius:16px}.knowledge-row header,.paper-row header,.review-card header{display:flex;justify-content:space-between;gap:10px}.knowledge-row p,.paper-row p,.review-card p{margin:6px 0 0;color:var(--muted);font-size:12px;line-height:1.5}.status{padding:4px 8px;border-radius:999px;font-size:11px;white-space:nowrap}.status.pending{color:#98660d;background:#fff3d9}.status.learning{color:#a03d4d;background:#ffedf1}.status.basic{color:#4d5da6;background:#edf0ff}.status.stable{color:#197653;background:#e8f7f1}.empty-state{padding:25px;border-radius:18px;color:var(--muted);background:#f8f7fb;text-align:center}.review-actions{display:grid;grid-template-columns:repeat(2,1fr);gap:9px;margin-top:12px}.review-actions button{min-height:42px;border:0;border-radius:13px;font-weight:800}.review-actions .correct{color:#176c4e;background:#e8f7f1}.review-actions .wrong{color:#a03d4d;background:#ffedf1}.weekly-summary{padding:17px;border-radius:19px;background:#f8f7fb}.weekly-summary .weekly-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.weekly-summary .weekly-grid div{text-align:center}.weekly-summary strong{display:block;font-size:23px}.weekly-summary span{color:var(--muted);font-size:11px}.weekly-summary p{margin:15px 0 0;color:#565a6c;font-size:13px;line-height:1.55}.feedback-question{margin:18px 0}.feedback-question>b{font-size:14px}.feedback-question>div{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:9px}.feedback-question button{min-height:44px;border:1px solid var(--line);border-radius:13px;background:#fff}.feedback-question button.active{border:2px solid var(--brand);color:var(--brand2);background:var(--soft);font-weight:800}.import-btn{margin-top:11px}.import-btn input{position:absolute;width:1px;height:1px;opacity:0}.danger-zone{margin-top:22px;padding:16px;border-radius:17px;background:#f8f7fb}.danger-zone p{margin:0;color:var(--muted);font-size:13px;line-height:1.6}.menu-popover{position:fixed;z-index:20;top:66px;right:max(14px,calc((100vw - 500px)/2 + 14px));width:176px;padding:7px;border:1px solid var(--line);border-radius:16px;background:#fff;box-shadow:0 16px 40px #25223c25}.menu-popover button{display:block;width:100%;padding:11px;border:0;border-radius:11px;background:#fff;text-align:left}.menu-popover button:hover{background:#f6f4fb}.toast{position:fixed;z-index:30;left:50%;bottom:25px;max-width:calc(100% - 40px);padding:11px 17px;border-radius:999px;color:#fff;background:#202234eb;opacity:0;pointer-events:none;transform:translate(-50%,12px);transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}@media(min-width:700px){body{padding:28px 0}.app-shell{min-height:calc(100vh - 56px);border-radius:28px;overflow:hidden}}@media(max-width:360px){.hero h1{font-size:24px;max-width:275px}.hero-paper{width:90px;opacity:.8}.home-grid{grid-template-columns:1fr}.report-item{grid-template-columns:60px 1fr}}