[hidden]{display:none!important}.account-page{padding-block:45px 70px}.account-page h1{font:900 clamp(32px,5vw,48px)/1.15 'Nunito',sans-serif;letter-spacing:-1px;max-width:850px}.account-page>p{color:var(--muted)}.account-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin:25px 0}.account-card{padding:28px;background:white;border:1px solid var(--line);border-radius:22px;margin-block:20px;box-shadow:0 6px 24px #28305c05;min-width:0}.account-grid>.account-card{margin:0}.account-card h2,.account-card h3{font-family:'Nunito',sans-serif;margin:0 0 12px}.account-card p{font-size:14px}.account-card label{display:block;font-size:14px;font-weight:600;margin:16px 0}.account-card input,.account-card select{font:inherit;display:block;width:100%;padding:12px;border:1px solid #cdd3e6;border-radius:10px;margin-top:6px;background:white;color:var(--ink)}.account-card input:focus,.account-card select:focus{outline:3px solid #bbc5ff}.account-card .checkbox{display:flex;align-items:flex-start;gap:10px}.checkbox input{width:20px;min-width:20px}.muted{color:var(--muted);font-size:13px}.test-panel{padding:23px 27px;background:#f0edff;border:1px solid #d9d0fb;border-radius:20px;margin:25px 0}.test-panel p{font-size:14px}.notice{padding:16px 20px;border-radius:12px;background:#eef8f3;color:#20553e;overflow-wrap:anywhere;margin:20px 0}.notice.error{background:#fff1ed;color:#8a321e}.section-bar,.card-heading{display:flex;justify-content:space-between;gap:14px;align-items:center;flex-wrap:wrap}.profile-badge{border-radius:20px;padding:5px 12px;background:#e8f7ed;color:#247048;font-size:12px;font-weight:700}.profile-badge.free{background:#eef0fa;color:#586182}.profile-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.profile-actions .button{font-size:13px}.test-access{border-top:1px dashed #ddd4f4;margin-top:20px;padding-top:5px}.table-scroll{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px;text-align:left}th,td{padding:12px;border-bottom:1px solid var(--line);white-space:nowrap}th{color:var(--muted);font-size:12px}input:focus-visible,select:focus-visible{outline:3px solid #f5b942;outline-offset:2px}.stat-row{display:flex;gap:24px;flex-wrap:wrap;margin:22px 0}.stat-row strong{display:block;font-size:25px;color:var(--blue)}.stat-row span{font-size:12px;color:var(--muted)}.busy,button:disabled{opacity:.55;cursor:wait}.review-item{border-top:1px solid var(--line);padding:16px 0;text-align:left}.review-item p{margin:5px 0}.local-banner{padding:18px 24px;background:#f0edff;text-align:center;font-size:14px}.local-banner a{text-decoration:underline;font-weight:700}.error-card{padding:20px;border-radius:12px;background:#fff1ed}.account-card .danger{color:#a03c28}.add-profile{max-width:555px}@media(max-width:700px){.account-grid{grid-template-columns:1fr}.account-card{padding:21px}.account-page{padding-top:30px}.local-banner{padding:13px 16px}.stat-row{gap:18px}.account-page ol{padding-left:21px}}
[hidden]{display:none!important}details{margin:18px 0}summary{cursor:pointer;font-weight:700}form+form{border-top:1px solid var(--line);margin-top:22px;padding-top:14px}#learning-options{grid-template-columns:repeat(3,minmax(0,1fr))}#learning-options .account-card{padding:20px}.answer-feedback{font-size:14px}@media(max-width:850px){#learning-options{grid-template-columns:1fr}}@media(max-width:450px){.site-header .main-nav .button{font-size:11px;padding:8px;margin-left:6px}}
.account-card h2,.account-card p{overflow-wrap:anywhere}
.password-child h3{margin-bottom:8px}.password-child label{margin-block:18px}.password-child button{margin-top:8px}.login-setup-note,.premium-prompt{padding:18px;background:#f0edff;border-radius:14px}.premium-prompt h3{margin:0 0 8px;font-family:'Nunito',sans-serif}.premium-prompt p{margin:0 0 14px}.deletion-warning{margin-top:22px;padding:20px;border:1px solid #e8aaa2;border-radius:14px;background:#fff5f2}.deletion-warning h3{color:#923723}.review-item{padding:18px;margin:14px 0;border:1px solid;border-radius:14px}.review-correct{background:#edf9f0;border-color:#83b99a;color:#205d39}.review-incorrect{background:#fff2ef;border-color:#df9c93;color:#80392e}.review-outcome{font-weight:700}.review-item .original-answer{font-weight:600}
#board-controls select{font:inherit;padding:12px;border:1px solid #cdd3e6;border-radius:10px;margin:8px 16px 8px 0;background:white;min-width:150px}#board-controls label{display:block;font-weight:700}
.hero-actions{flex-wrap:wrap}
.learner-avatar{width:64px;height:64px;border-radius:50%;vertical-align:middle;flex-shrink:0}.avatar-small{width:43px;height:43px;border-radius:50%;flex-shrink:0}.parent-child-title{display:flex;align-items:center;gap:13px}#learner-name{display:flex;align-items:center;gap:16px}.avatar-grid{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:12px;margin:22px 0}.avatar-choice{background:white;border:2px solid transparent;padding:5px;border-radius:18px;cursor:pointer;transition:background .2s,border-color .2s}.avatar-choice img{width:100%;height:auto;display:block}.avatar-choice:hover{background:#f4f1ff}.avatar-choice.selected{border-color:#7964df;background:#f0edff}.avatar-choice:focus-visible{outline:3px solid #e5b147;outline-offset:3px}.avatar-picker{padding:24px;border:1px solid var(--line);border-radius:19px;background:white;margin-block:22px}.avatar-picker summary{color:var(--blue)}.avatar-picker p{font-size:13px;color:var(--muted)}.parent-note-icon img{width:100%;height:100%;object-fit:contain}.brand-mark{font-size:11px;letter-spacing:-.4px}@media(max-width:850px){.avatar-grid{grid-template-columns:repeat(5,minmax(0,1fr))}}@media(max-width:450px){.avatar-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px}.learner-avatar{width:52px;height:52px}}
.password-field{position:relative;display:block;margin-top:6px}.account-card .password-field input{padding-right:76px;margin-top:0}.password-reveal{position:absolute;right:8px;top:50%;transform:translateY(-50%);border:0;border-radius:7px;padding:7px 9px;color:#6651b3;background:#f0edff;font-size:12px;font-weight:700;cursor:pointer}.password-reveal:focus-visible{outline:3px solid #e5b147;outline-offset:2px}.no-avatar{display:flex;align-items:center;justify-content:center;min-height:80px;border:1px dashed #c6c9dc;color:var(--muted);font:600 12px 'DM Sans',sans-serif}
.no-avatar{display:inline-flex;min-height:0;margin-left:12px}.no-avatar.selected{border-color:#7964df;background:#f0edff;color:#6651b3}

.learning-nav{display:flex;gap:18px;flex-wrap:wrap;font-size:14px;font-weight:700}.learning-nav a:hover{color:#6558d3}#lesson-body{max-width:75ch}#lesson-body h3{margin-top:24px}#difficulty-links{margin:18px 0}#quiz .quiz-progress{height:7px;background:#e7e9f6;border-radius:8px;margin:20px 0;overflow:hidden}#quiz #progress-fill{height:100%;background:#7661e5}.content-preview article{border-top:1px solid #e4e6f4;padding:12px 0}.content-preview{max-height:600px;overflow:auto}.content-preview:empty{display:none}@media(max-width:650px){body:has(.learning-nav) .site-header{height:auto;min-height:82px;align-items:flex-start;flex-direction:column;gap:10px;padding-block:14px}.learning-nav{font-size:12px;gap:14px}}

.subject-catalog{display:grid;gap:32px;margin:32px 0}.subject-block{padding:28px;border:1px solid #e4e6f4;border-radius:24px;background:#fff}.subject-block h2{margin:8px 0;font-size:28px}.subject-block h3{margin:20px 0 12px}.subject-topics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.subject-topic{padding:20px;border-radius:16px;background:#f8f8ff;border:1px solid #e8e9f5}.subject-topic h4{margin:0 0 10px;font-size:19px}.subject-test{margin-top:24px;padding-top:8px;border-top:1px solid #e6e8f3}.question-diagram{display:block;max-width:100%;width:auto;max-height:300px;margin:18px auto}.option-diagram{display:inline-block;max-width:100%;width:140px;height:125px;object-fit:contain;vertical-align:middle}.lesson-choices{display:flex;gap:24px;flex-wrap:wrap;padding-left:22px}.lesson-choices li{margin-right:12px;max-width:200px}#difficulty-links [aria-current=page]{background:#eeeaff;border-color:#7862d7}.hero-actions>.button{font-family:inherit;font-size:14px;font-weight:700;min-height:49px;padding:13px 19px}@media(max-width:650px){.subject-block{padding:18px}.subject-topics{grid-template-columns:1fr}.question-diagram{max-height:230px}.option-diagram{width:112px;height:110px}}

/* Mark only the authenticated learner, without exposing account identifiers. */
.leaderboard-you{background:#f0ebff}.leaderboard-you strong{color:#5532a8}

@media(max-width:600px){.learner-header{flex-wrap:wrap;gap:10px;padding-block:12px}.learner-header .main-nav{display:flex;width:100%;gap:8px;justify-content:flex-end}.learner-header .main-nav a{font-size:12px;line-height:1.4;padding:9px 12px}.learner-header #child-sign-in-link{flex:1;text-align:center}}

.billing-plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:16px;margin-block:20px}.billing-plans article{border:1px solid var(--line);border-radius:14px;padding:20px}.billing-plans h3{font-size:18px}.billing-plans p{line-height:1.6}

.upgrade-review{width:min(640px,calc(100% - 32px));max-height:90vh;overflow:auto;border:1px solid var(--line);border-radius:20px;padding:26px;color:var(--ink);background:white}.upgrade-review::backdrop{background:#20233a99}.upgrade-review h2{font-family:Nunito,sans-serif}.upgrade-review dl{display:grid;grid-template-columns:1fr auto;gap:12px}.upgrade-review dd{margin:0;text-align:right}.upgrade-review p{font-size:14px;line-height:1.6}.upgrade-review .checkbox{display:flex;gap:10px;align-items:flex-start;font-size:14px}.upgrade-review .checkbox input{width:20px;min-width:20px}

.checkout-agreements{border-top:1px solid var(--line);margin-top:20px;padding-top:10px}.upgrade-review .checkbox{margin:16px 0}.upgrade-review .checkbox input{flex-shrink:0;margin-top:3px}.upgrade-review a{text-decoration:underline;text-underline-offset:3px}