@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;600;700;800;900&display=swap');
:root{--navy:#071730;--cyan:#67e9ff;--ink:#152640;--muted:#7b879a;--blue:#1766ea}*{box-sizing:border-box}body{margin:0;background:var(--navy);color:var(--ink);font-family:'Noto Sans SC','Microsoft YaHei',sans-serif;-webkit-font-smoothing:antialiased}body:before{content:'';position:fixed;inset:0;pointer-events:none;background:radial-gradient(ellipse at 12% 46%,#114d713b,transparent 54%),linear-gradient(90deg,#ffffff03 1px,transparent 1px),linear-gradient(#ffffff03 1px,transparent 1px);background-size:auto,64px 64px,64px 64px}.site-shell{position:relative;max-width:1280px;margin:auto;padding:0 48px}.topbar{height:100px;display:flex;align-items:center;justify-content:space-between;color:#fff}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}.brand strong{font-size:23px;letter-spacing:1px}.cat-mark{display:grid;place-items:center;width:32px;height:34px;color:white;background:#ff4b4e;border-radius:8px 8px 13px 13px;font-size:32px;font-weight:900;line-height:1;clip-path:polygon(0 0,25% 9%,75% 9%,100% 0,100% 75%,80% 100%,20% 100%,0 75%)}.brand-divider{height:21px;width:1px;background:#ffffff35;margin:0 4px}.brand-caption{font-size:12px;color:#b0c1d8;letter-spacing:2px}.parent-tag{font-size:11px;letter-spacing:1px;color:#a2b7d3;display:flex;gap:8px;align-items:center}.parent-tag>span{width:5px;height:5px;background:#64e3ef;border-radius:50%;box-shadow:0 0 10px #64e3ef}.layout{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:start;padding:18px 0 0}.course-story{color:white;min-width:0}.eyebrow{color:#77d5f2;font-size:9px;letter-spacing:2.4px;display:flex;align-items:center;gap:9px}.eyebrow>span{width:20px;height:1px;background:#65dffb}.lesson-tag{font-size:11px;letter-spacing:2px;margin:30px 0 12px;color:#6ee5fc}.lesson-tag span{letter-spacing:1px;color:#b3c4d8;margin-left:12px;border-left:1px solid #45576b;padding-left:12px}h1{font-size:40px;line-height:1.4;letter-spacing:-1.5px;margin:0;font-weight:800;position:relative}h1 span{color:#6eeaff;margin-left:3px}h1 i{font-size:40px;color:#ffe17d;font-style:normal;position:absolute;top:12px;right:0;transform:rotate(12deg)}.story-description{font-size:13px;line-height:1.95;color:#afc0d7;margin:20px 0}.topic-tags{display:flex;gap:8px}.topic-tags span{border:1px solid #53738b77;background:#26445d45;font-size:10px;padding:5px 11px;border-radius:4px;color:#c0d3e6}.poster-frame{height:380px;position:relative;overflow:hidden;border-radius:16px;border:1px solid #72d6ff40;margin-top:28px;isolation:isolate;background:#031135;box-shadow:0 16px 60px #0003}.course-poster{width:100%;height:100%;object-fit:cover;object-position:center 40%;display:block;transition:transform .8s}.poster-frame:hover .course-poster{transform:scale(1.025)}.poster-frame:after{content:'';position:absolute;inset:40% 0 0;background:linear-gradient(transparent,#03152ce6);z-index:0}.poster-caption{position:absolute;bottom:24px;left:24px;right:24px;display:flex;align-items:center;gap:13px;z-index:1}.orbit-icon{display:grid;place-items:center;font-size:34px;width:46px;height:46px;border:1px solid #6beaff70;border-radius:50%;color:#99f1ff}.poster-caption small{font-size:7px;letter-spacing:2px;color:#8cdae9}.poster-caption p{font-size:16px;margin:5px 0 0;font-weight:500}.caption-arrow{margin-left:auto;font-size:25px;color:#86eaff}.story-footer{display:flex;justify-content:space-between;font-size:8px;color:#7c94af;letter-spacing:1px;margin:20px 0 0}.report-area{background:#fff;border-radius:22px;padding:30px 30px 20px;box-shadow:0 24px 70px #0003;min-width:0}.query-header{display:flex;justify-content:space-between;align-items:center}.section-kicker{margin:0 0 8px;font-size:8px;font-weight:700;letter-spacing:2.4px;color:var(--blue)}h2{font-size:23px;letter-spacing:-.9px;margin:0;font-weight:800}h2 span{display:inline-block;color:#1f7bf2;font-size:17px;margin-left:9px}.report-icon{background:#edf5ff;border:1px solid #deebff;color:#477be8;border-radius:12px;padding:8px 12px;font-size:24px;transform:rotate(7deg)}.query-intro{font-size:11px;line-height:1.7;color:var(--muted);margin:12px 0 21px}label{display:block;font-size:11px;font-weight:600;margin-bottom:8px}.input-row{display:flex;gap:8px}.input-wrap{display:flex;align-items:center;min-width:0;flex:1;position:relative}.input-wrap svg{width:17px;height:17px;position:absolute;left:13px;color:#8d9aaf;pointer-events:none}input{width:100%;height:45px;border:1px solid #dfe5ed;border-radius:9px;padding:0 10px 0 38px;font-family:inherit;font-size:12px;outline:none;background:#fafbfd;color:var(--ink);transition:.2s}input:focus{border-color:#5089f0;box-shadow:0 0 0 3px #2671ea14}input::placeholder{color:#a3acbb}input[aria-invalid=true]{border-color:#e55f60}button{border:0;border-radius:9px;min-height:45px;padding:0 17px;background:var(--blue);color:white;font-family:inherit;font-size:12px;font-weight:600;cursor:pointer;box-shadow:0 4px 10px #1766ea22;white-space:nowrap;transition:.2s}button span{font-size:16px;margin-left:9px}button:hover{background:#0855d2;transform:translateY(-1px)}button:focus-visible{outline:3px solid #75c9ff;outline-offset:3px}.input-error{color:#c83e4b;font-size:11px;line-height:1.5;margin:6px 0 0;min-height:6px}.report-separator{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #edf0f5;padding-top:19px;margin-top:14px;font-size:10px;color:#7e8b9d;letter-spacing:.3px}#demo-badge{font-size:9px;background:#f0f3f8;color:#8693a6;padding:3px 7px;border-radius:4px}.student-row{display:flex;align-items:center;gap:11px;margin:19px 0}.student-avatar{display:grid;place-items:center;background:#e9f5ff;color:#428de7;border-radius:13px;width:42px;height:42px;font-size:32px}.student-row h3{font-size:17px;margin:0 0 4px;font-weight:700}.student-row h3 small{font-size:10px;font-weight:400;color:#7b879a;margin-left:7px}.student-row p{font-size:9px;color:#94a0b0;margin:0}.lesson-pill{margin-left:auto;background:#f0f6ff;border:1px solid #e3edfc;color:#4982d3;padding:4px 9px;border-radius:5px;font-size:9px;white-space:nowrap}.metrics{display:grid;grid-template-columns:1.36fr 1fr;gap:12px}.score-card{background:#ecf5ff;border:1px solid #deedff;padding:16px;border-radius:12px;position:relative;overflow:hidden}.metric-label{font-size:10px;color:#71829a;display:flex;justify-content:space-between;gap:8px}.score-number{display:flex;align-items:baseline;gap:6px;margin:8px 0 10px;position:relative;z-index:1}.score-number strong{font-family:'Bahnschrift','DIN Alternate',sans-serif;font-size:43px;font-weight:600;letter-spacing:-2px;line-height:1;color:#1766df}.score-number>span{font-size:10px;color:#6885ad}.score-bottom{font-size:8px;color:#6787b2;position:relative;z-index:1}.tiny-star{color:#297de6;margin-right:4px}.score-decoration{position:absolute;right:7px;bottom:5px;font-size:93px;line-height:1;color:#d5e8ff;transform:rotate(10deg)}.interaction-card{background:#fbfcfe;border:1px solid #e7edf5;padding:16px;border-radius:12px}.interaction-card>strong{display:block;font-size:39px;font-family:'Bahnschrift',sans-serif;color:#233c62;line-height:1;margin:9px 0 12px;letter-spacing:-1px}.grade-scale{display:flex;gap:5px}.grade-scale span{text-align:center;flex:1;font-size:8px;border-radius:4px;background:#edf0f5;color:#96a2b2;padding:3px 0}.grade-scale .active{background:#e1f5ee;color:#27997b;font-weight:700}.knowledge{margin-top:24px}.block-title{display:flex;align-items:center;justify-content:space-between}.block-title h4{font-size:12px;margin:0}.block-title h4>span{color:#347beb;font-size:17px;margin-right:5px;vertical-align:-1px}.block-title small{font-size:8px;color:#98a3b2}.knowledge-list{list-style:none;padding:0;margin:10px 0 0}.knowledge-list li{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid #f0f2f6}.knowledge-list li:last-child{border-bottom:0}.knowledge-icon{width:31px;height:32px;display:grid;place-items:center;border-radius:8px;font-size:12px;font-weight:600;flex-shrink:0}.cyan{background:#e9f9fc;color:#2fa0bc}.violet{background:#f0edff;color:#9173cb}.blue{background:#eaf1ff;color:#5785d5}.amber{background:#fff5df;color:#d3a246}.green{background:#eaf7ef;color:#58a57d}h5{font-size:10px;margin:0 0 4px;font-weight:600}.knowledge-list p{font-size:10px;line-height:1.6;color:#7e8b9d;margin:0}.check{font-size:11px;margin-left:auto;color:#a1b5cb;padding-left:3px}.evaluation{background:#fff9eb;border:1px solid #faedcf;display:flex;align-items:center;gap:10px;padding:13px;border-radius:10px;margin-top:15px}.award{color:#d8aa4b;font-size:31px;line-height:1}.evaluation h4{font-size:11px;font-weight:500;margin:0 0 4px}.evaluation h4 span{font-size:15px;color:#b78221;margin-left:8px;font-weight:800}.evaluation p{font-size:9px;color:#a78c5d;margin:0}.eval-stars{margin-left:auto;color:#e3c581;font-size:18px;white-space:nowrap}.report-footer{text-align:center;margin:18px 0 0}.report-footer p{font-size:9px;color:#8c98a9;margin:0}.report-footer .demo-note{font-size:8px;margin-top:7px;color:#b4bcc8}.site-footer{display:flex;align-items:center;justify-content:space-between;color:#6f839f;font-size:9px;letter-spacing:1px;padding:28px 0 24px}.site-footer span:last-child{font-size:7px;letter-spacing:2px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.report.updated{animation:reveal .45s ease-out}@keyframes reveal{from{opacity:.45;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@media(min-width:1400px){.site-shell{padding-top:10px}.layout{gap:80px}.poster-frame{height:405px}}@media(max-width:1000px){.site-shell{padding:0 28px}.layout{gap:30px;grid-template-columns:1fr 1.1fr}h1{font-size:32px}h1 i{font-size:25px}.report-area{padding:25px 22px}h2{font-size:20px}.poster-frame{height:400px}.story-footer{font-size:7px}}@media(max-width:760px){.site-shell{max-width:540px;padding:0 20px}.topbar{height:76px}.brand strong{font-size:20px}.cat-mark{width:28px;height:30px}.brand{gap:9px}.brand-caption{font-size:10px;letter-spacing:1px}.brand-divider{margin:0 2px;height:17px}.parent-tag{display:none}.layout{display:block;padding-top:8px}.course-story{position:relative;padding-bottom:25px}.story-copy{position:relative;z-index:1;padding-top:9px;pointer-events:none}.eyebrow{font-size:8px;letter-spacing:1.8px}.lesson-tag{margin-top:23px;font-size:9px}h1{font-size:33px;line-height:1.45;width:max-content;max-width:100%;text-shadow:0 3px 20px #071730}h1 i{right:-30px;top:5px;font-size:24px}.story-description{font-size:11px;margin:13px 0;color:#c1d3e9;line-height:1.9}.topic-tags{gap:6px}.topic-tags span{font-size:8px;padding:4px 8px;background:#102c4bbc}.poster-frame{position:absolute;top:-8px;right:-20px;bottom:0;margin:0;width:68%;height:auto;border:0;border-radius:0;z-index:0;box-shadow:none;opacity:.65;mask-image:linear-gradient(to right,transparent,black 55%);-webkit-mask-image:linear-gradient(to right,transparent,black 55%)}.course-poster{object-position:center 52%;height:100%;width:100%;object-fit:cover}.poster-frame:after{inset:0;background:linear-gradient(0deg,#071730,transparent 45%,#07173022)}.poster-caption,.story-footer{display:none}.report-area{position:relative;z-index:2;border-radius:19px;padding:25px 21px 20px;margin-top:0}.query-header h2{font-size:21px}.report-icon{font-size:20px;border-radius:10px;padding:7px 11px}.query-intro{margin:11px 0 20px;font-size:10px}.input-row{gap:7px}button{padding:0 12px;font-size:11px}button span{margin-left:6px}.student-row{margin:19px 0}.score-number strong{font-size:42px}.site-footer{padding:24px 0;font-size:8px;justify-content:center}.site-footer span:last-child{display:none}.report-separator{font-size:9px}.knowledge-list li{padding:12px 0}.knowledge-list p{font-size:10px}.metrics{gap:10px}.score-card,.interaction-card{padding:14px}.evaluation{padding:13px 11px}.eval-stars{font-size:16px}}@media(max-width:360px){.site-shell{padding:0 12px}h1{font-size:30px}.report-area{padding:22px 16px}.query-header h2{font-size:19px}.score-number strong{font-size:37px}.score-bottom{font-size:7px}.metric-label{font-size:9px}.knowledge-list p{font-size:9px}.evaluation h4{font-size:10px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important}}

/* Two-page parent portal */
.logo-plate{display:flex;align-items:center;background:#fff;border-radius:9px;padding:8px 12px;box-shadow:0 2px 12px #0001}.logo-plate img{display:block;width:202px;height:auto}.brand-caption{margin-left:4px}.login-card{align-self:center;padding:36px 30px 24px}.login-card .query-intro{margin-bottom:29px}.login-card .input-row{flex-direction:column;gap:12px}.login-card input{height:51px}.login-card button{min-height:49px;font-size:13px}.login-card button span{margin-left:12px}.login-guide{border-top:1px solid #edf0f5;margin-top:26px;padding-top:22px}.login-guide-heading{display:flex;justify-content:space-between;font-size:10px;color:#8b97a9;margin-bottom:21px}.login-guide-heading>span:last-child{font-family:Bahnschrift,sans-serif;letter-spacing:2px;color:#8cafd8}.login-feature{display:flex;align-items:center;gap:13px;margin:20px 0}.login-feature .knowledge-icon{width:37px;height:38px;font-size:17px}.login-feature h3{font-size:12px;font-weight:600;margin:0 0 5px}.login-feature p{font-size:10px;color:#8a96a7;margin:0}.login-bottom{display:flex;align-items:center;justify-content:center;gap:16px;background:#f3f8ff;border-radius:12px;margin:27px 0 25px;padding:21px 12px;color:#6486b2}.login-bottom>span{font-size:35px;color:#79a7e1}.login-bottom p{font-size:11px;line-height:1.9;margin:0;letter-spacing:1px}.login-bottom strong{font-weight:500;color:#345b8d}.back-link{display:inline-block;color:#6484ad;font-size:11px;margin-bottom:22px;text-decoration:none}.back-link:hover{color:#1766ea}.back-link:focus-visible{outline:2px solid #1766ea;outline-offset:5px}[data-page=report] .query-header h2{font-size:22px}[data-page=report] .report-separator{margin-top:20px}[hidden]{display:none!important}@media(max-width:760px){.logo-plate{padding:6px 9px;border-radius:7px}.logo-plate img{width:173px}.brand-caption{font-size:9px;letter-spacing:0;margin-left:2px}.brand{gap:8px}.topbar{height:78px}.login-card{padding:27px 22px 20px}.login-card .query-intro{margin-bottom:24px}.login-guide{margin-top:22px;padding-top:20px}.login-bottom{margin-top:23px;padding:18px 12px}[data-page=report] .course-story{padding-bottom:18px}[data-page=report] .story-description,[data-page=report] .topic-tags{display:none}[data-page=report] .lesson-tag{margin-top:16px}[data-page=report] h1{font-size:26px}[data-page=report] .poster-frame{width:58%}[data-page=report] .back-link{margin-bottom:18px}[data-page=report] .query-header h2{font-size:20px}}@media(max-width:360px){.logo-plate img{width:150px}.brand-caption{font-size:8px}}
/* Report readability and interaction grade colors */
.knowledge .block-title h4{font-size:16px}
.knowledge-list h5{font-size:14px;line-height:1.5;margin-bottom:5px}
.knowledge-list p{font-size:14px;line-height:1.75;color:#65758b;overflow-wrap:anywhere}
.knowledge-list li>div{min-width:0;flex:1}
.knowledge-list li{padding:13px 0}
.interaction-card>strong,.grade-scale span,.grade-scale .active{color:#d52f3e}
.grade-scale .active{background:#ffeaed}
.evaluation h4 span{color:#d52f3e}

.parent-tag{text-decoration:none}.parent-tag:hover{color:#e0f4ff}
#student-choice-wrap{margin-top:16px}#student-choice-wrap[hidden]{display:none}
#student-choice-wrap select{width:100%;padding:12px;border:1px solid #dfe5ed;border-radius:8px;background:#fff;color:#264368;font:inherit;font-size:12px}
#report-feedback{color:#7b879a;font-size:12px;line-height:1.8;padding:20px 0;overflow-wrap:anywhere}
@media(max-width:760px){.parent-tag{display:block;font-size:9px;letter-spacing:0}.parent-tag>span{display:none}.brand-caption{display:none}}