:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--brand:#3b6ef6;--brand-dark:#2c56c8;--bg:var(--lightningcss-light,#f7f8fb)var(--lightningcss-dark,#101318);--card:var(--lightningcss-light,#fff)var(--lightningcss-dark,#171c24);--text:var(--lightningcss-light,#1a2233)var(--lightningcss-dark,#e8ecf4);--muted:var(--lightningcss-light,#5b6577)var(--lightningcss-dark,#9aa4b5);--border:var(--lightningcss-light,#dde2ec)var(--lightningcss-dark,#2a3240);--error-bg:var(--lightningcss-light,#fdecec)var(--lightningcss-dark,#3a1f22);--error-text:var(--lightningcss-light,#b3261e)var(--lightningcss-dark,#f2b8b5);--ok-bg:var(--lightningcss-light,#e8f5ec)var(--lightningcss-dark,#1d3326);--ok-text:var(--lightningcss-light,#1b6e3a)var(--lightningcss-dark,#9ed8b0)}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);min-height:100vh;font-family:system-ui,-apple-system,Segoe UI,sans-serif}.auth-layout{place-items:center;min-height:100vh;padding:1.5rem;display:grid}.brand{text-align:center;letter-spacing:-.02em;margin-bottom:1.5rem;font-size:1.9rem;font-weight:700}.brand span{color:var(--brand)}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;width:100%;max-width:24rem;padding:2rem}.card h1{margin-bottom:.4rem;font-size:1.25rem}.card p.sub{color:var(--muted);margin-bottom:1.4rem;font-size:.9rem}form{gap:.9rem;display:grid}label{gap:.3rem;font-size:.85rem;font-weight:600;display:grid}input{font:inherit;border:1px solid var(--border);background:var(--bg);color:var(--text);border-radius:8px;padding:.6rem .75rem}input:focus{outline:2px solid var(--brand);outline-offset:1px;border-color:#0000}button[type=submit]{font:inherit;background:var(--brand);color:#fff;cursor:pointer;border:none;border-radius:8px;margin-top:.3rem;padding:.65rem;font-weight:600}button[type=submit]:hover{background:var(--brand-dark)}button[type=submit]:disabled{opacity:.6;cursor:default}.notice{border-radius:8px;padding:.65rem .8rem;font-size:.88rem}.notice.error{background:var(--error-bg);color:var(--error-text)}.notice.ok{background:var(--ok-bg);color:var(--ok-text)}.links{text-align:center;color:var(--muted);gap:.35rem;margin-top:1.2rem;font-size:.88rem;display:grid}.links a{color:var(--brand);text-decoration:none}.links a:hover{text-decoration:underline}.shell-header{border-bottom:1px solid var(--border);background:var(--card);justify-content:space-between;align-items:center;padding:.9rem 1.5rem;display:flex}.shell-header .brand{margin:0;font-size:1.2rem}.shell-main{max-width:60rem;margin:0 auto;padding:2rem 1.5rem}.signout{font:inherit;border:1px solid var(--border);color:var(--muted);cursor:pointer;background:0 0;border-radius:8px;padding:.4rem .8rem;font-size:.85rem}.signout:hover{color:var(--text);border-color:var(--muted)}.loading{min-height:100vh;color:var(--muted);place-items:center;display:grid}.muted{color:var(--muted)}.header-actions{gap:.5rem;display:flex}.pick-title{text-align:center;margin-bottom:1.5rem;font-size:1.4rem;font-weight:700}.pick-hint{text-align:center;color:var(--muted);margin-top:1.2rem;font-size:.9rem}.profile-grid{grid-template-columns:repeat(auto-fit,minmax(8rem,1fr));gap:1rem;max-width:32rem;display:grid}.profile-card{font:inherit;background:var(--card);border:1px solid var(--border);cursor:pointer;border-radius:16px;place-items:center;gap:.6rem;padding:1.5rem 1rem;transition:transform .1s,border-color .1s;display:grid}.profile-card:hover{border-color:var(--brand);transform:translateY(-3px)}.profile-card.parent{border-style:dashed}.profile-avatar{font-size:3rem;line-height:1}.profile-avatar.small{font-size:1.8rem}.profile-name{color:var(--text);font-weight:600}.tile-grid{grid-template-columns:repeat(auto-fit,minmax(12rem,1fr));gap:1rem;margin-top:2rem;display:grid}.tile{background:var(--card);border:1px solid var(--border);color:var(--text);border-radius:12px;gap:.35rem;padding:1.5rem;text-decoration:none;display:grid}.tile:hover{border-color:var(--brand)}.tile-icon{font-size:1.8rem}.tile strong{font-size:1.05rem}.page-head{justify-content:space-between;align-items:center;margin-bottom:1.5rem;display:flex}.family-list{gap:.6rem;margin-bottom:1.5rem;display:grid}.family-row{background:var(--card);border:1px solid var(--border);border-radius:10px;align-items:center;gap:.9rem;padding:.9rem 1rem;display:flex}.family-info{flex:1}.add-button{font:inherit;color:var(--brand);border:1px dashed var(--brand);cursor:pointer;background:0 0;border-radius:10px;padding:.7rem 1.1rem;font-weight:600}.add-child{max-width:none;margin-top:1rem}.avatar-picker{border:1px solid var(--border);border-radius:8px;flex-wrap:wrap;gap:.3rem;padding:.6rem;display:flex}.avatar-picker legend{padding:0 .4rem;font-size:.85rem}.avatar-option{cursor:pointer}.avatar-option input{opacity:0;position:absolute}.avatar-option span{border:2px solid #0000;border-radius:8px;place-items:center;width:2.6rem;height:2.6rem;font-size:1.5rem;display:inline-grid}.avatar-option input:checked+span{border-color:var(--brand);background:var(--bg)}.settings-card{max-width:none}.settings-card h2{margin-bottom:.3rem;font-size:1.1rem}.dialog-backdrop{z-index:10;background:#00000073;place-items:center;padding:1.5rem;display:grid;position:fixed;inset:0}.dialog{background:var(--card);border:1px solid var(--border);border-radius:14px;width:100%;max-width:20rem;padding:1.8rem}.dialog h2{margin-bottom:.3rem;font-size:1.15rem}.pin-input{text-align:center;letter-spacing:.5rem;font-variant-numeric:tabular-nums;font-size:1.6rem}.child-home{min-height:100vh}.child-main{text-align:center;place-items:center;gap:.5rem;padding:4rem 1.5rem;display:grid}.child-avatar{font-size:5rem}.child-main h1{font-size:2rem}.child-sub{color:var(--muted);max-width:24rem}.cta{font:inherit;background:var(--brand);color:#fff;cursor:pointer;border:none;border-radius:10px;margin-top:1.5rem;padding:.85rem 1.6rem;font-size:1.05rem;font-weight:700}.cta:hover{background:var(--brand-dark)}.cta:disabled{opacity:.6;cursor:default}.quiz{min-height:100vh}.quiz-progress{color:var(--muted);font-size:.85rem;font-weight:600}.quiz-main{max-width:42rem;margin:0 auto;padding:1.5rem 1.25rem 3rem}.quiz-title{margin-bottom:1.25rem;font-size:1.3rem;font-weight:700}.quiz-list{gap:1.25rem;list-style:none;display:grid}.quiz-q{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:1.1rem 1.25rem}.quiz-stem{white-space:pre-wrap;margin-bottom:.8rem;font-size:1.05rem;font-weight:600}.quiz-stem .qnum{color:var(--muted);margin-right:.25rem}.quiz-stem .mark{margin-left:.4rem;font-weight:800}.quiz-hint{color:var(--muted);margin:-.5rem 0 .7rem;font-size:.8rem}.quiz-opts{gap:.55rem;display:grid}.quiz-opt{text-align:left;font:inherit;border:1.5px solid var(--border);background:var(--bg);color:var(--text);cursor:pointer;border-radius:10px;align-items:center;gap:.6rem;padding:.7rem .85rem;display:flex}.quiz-opt:hover{border-color:var(--muted)}.quiz-opt.selected{border-color:var(--brand);background:color-mix(in srgb, var(--brand) 12%, var(--bg))}.quiz-opt .opt-label{background:var(--border);border-radius:50%;place-items:center;min-width:1.6rem;height:1.6rem;font-size:.85rem;font-weight:700;display:inline-grid}.quiz-opt.selected .opt-label{background:var(--brand);color:#fff}.quiz-q.ok{border-color:var(--ok-text)}.quiz-q.bad{border-color:var(--error-text)}.quiz-opts.review .quiz-opt{cursor:default}.quiz-opt.correct{background:var(--ok-bg);color:var(--ok-text);border-color:#0000}.quiz-opt.correct .opt-label{background:var(--ok-text);color:#fff}.quiz-opt.wrong{background:var(--error-bg);color:var(--error-text);border-color:#0000}.quiz-opt.wrong .opt-label{background:var(--error-text);color:#fff}.quiz-opt .tag{text-transform:uppercase;letter-spacing:.03em;margin-left:auto;font-size:.72rem;font-weight:700}.quiz-expl{background:var(--bg);color:var(--muted);border-radius:8px;margin-top:.8rem;padding:.7rem .85rem;font-size:.88rem}.score-card{background:var(--card);border:1px solid var(--border);text-align:center;border-radius:16px;margin-bottom:1.5rem;padding:1.5rem}.score-num{letter-spacing:-.02em;font-size:2.6rem;font-weight:800}.score-num .score-of{color:var(--muted);margin-left:.3rem;font-size:1.3rem;font-weight:500}.score-pct{color:var(--muted);margin-top:.2rem;font-weight:600}.child-tabs{flex-wrap:wrap;gap:.5rem;margin:1rem 0 1.25rem;display:flex}.child-tab{font:inherit;border:1.5px solid var(--border);background:var(--card);color:var(--muted);cursor:pointer;border-radius:999px;padding:.5rem .9rem;font-size:.9rem;font-weight:600}.child-tab:hover{border-color:var(--muted);color:var(--text)}.child-tab.active{border-color:var(--brand);color:var(--text);background:color-mix(in srgb, var(--brand) 10%, var(--card))}.subj-cards{grid-template-columns:repeat(auto-fit,minmax(9.5rem,1fr));gap:.7rem;margin:1.2rem 0 1rem;display:grid}.subj-card{font:inherit;text-align:left;cursor:pointer;background:var(--card);border:1.5px solid var(--border);border-radius:12px;flex-direction:column;gap:.35rem;padding:.85rem .95rem;display:flex}.subj-card:hover{border-color:var(--muted)}.subj-card.active{border-color:var(--brand);background:color-mix(in srgb, var(--brand) 8%, var(--card))}.subj-name{font-size:.92rem;font-weight:700}.subj-avg{letter-spacing:-.02em;align-items:baseline;gap:.4rem;font-size:1.5rem;font-weight:700;display:flex}.subj-avg-label{color:var(--muted);letter-spacing:0;font-size:.72rem;font-weight:500}.subj-count{color:var(--muted);font-size:.78rem}.spark{align-items:flex-end;gap:3px;height:1.6rem;display:flex}.spark-bar{background:var(--brand);opacity:.55;border-radius:2px;width:6px}.subj-card.active .spark-bar{opacity:.85}.filter-note{color:var(--muted);margin-bottom:.6rem;font-size:.85rem}.linkish{font:inherit;color:var(--brand);cursor:pointer;background:0 0;border:none;padding:0;font-weight:600;text-decoration:underline}.progress-table{border-collapse:collapse;background:var(--card);border:1px solid var(--border);border-radius:12px;width:100%;font-size:.92rem;overflow:hidden}.progress-table th,.progress-table td{text-align:left;border-bottom:1px solid var(--border);padding:.7rem .95rem}.progress-table thead th{text-transform:uppercase;letter-spacing:.03em;color:var(--muted);font-size:.76rem;font-weight:700}.progress-table tbody tr:last-child td{border-bottom:none}.progress-table td.num,.progress-table th.num{text-align:right;font-variant-numeric:tabular-nums}.progress-table tr.clickable{cursor:pointer}.progress-table tr.clickable:hover td{background:var(--bg)}.badge{text-transform:uppercase;letter-spacing:.03em;background:var(--bg);color:var(--muted);border-radius:999px;padding:.15rem .5rem;font-size:.72rem;font-weight:700;display:inline-block}.mock-section{width:100%;max-width:26rem;margin-top:2.5rem}.mock-heading{text-align:left;color:var(--muted);margin-bottom:.8rem;font-size:1rem;font-weight:700}.mock-list{gap:.6rem;display:grid}.mock-card{text-align:left;font:inherit;border:1.5px solid var(--border);background:var(--card);color:var(--text);cursor:pointer;border-radius:12px;justify-content:space-between;align-items:center;gap:.6rem;padding:.9rem 1.1rem;display:flex}.mock-card:hover{border-color:var(--brand)}.mock-card:disabled{opacity:.6;cursor:default}.mock-name{font-weight:600}.mock-count{color:var(--muted);font-size:.82rem}.mock-group{margin-bottom:1.1rem}.mock-subject{text-transform:uppercase;letter-spacing:.04em;color:var(--muted);text-align:left;margin:.4rem 0 .5rem;font-size:.78rem;font-weight:700}.mock-meta{flex-direction:column;align-items:flex-end;gap:.1rem;display:flex}.mock-score{font-size:.9rem;font-weight:700}.mock-sub{color:var(--muted);font-size:.78rem}.picker{background:var(--card);border:1px solid var(--border);border-radius:14px;width:100%;max-width:26rem;margin-top:.5rem;padding:1.2rem 1.3rem 1.4rem}.picker-grid{text-align:left;gap:.75rem;display:grid}.picker-grid label{gap:.3rem;font-size:.85rem;font-weight:600;display:grid}.picker-grid select{font:inherit;border:1.5px solid var(--border);background:var(--bg);color:var(--text);border-radius:9px;padding:.6rem .7rem}.picker-grid select:focus{outline:2px solid var(--brand);outline-offset:1px;border-color:#0000}.picker .cta{width:100%;margin-top:1.1rem}.brand-link{color:inherit;text-decoration:none;display:inline-block}.brand-link:hover{opacity:.8}.quiz-subject{text-transform:uppercase;letter-spacing:.05em;color:var(--muted);margin-bottom:.2rem;font-size:.78rem;font-weight:700}.result-actions{flex-wrap:wrap;gap:.7rem;display:flex}.result-actions .cta{flex:10rem}.cta-quiet{background:var(--card);color:var(--text);border:1.5px solid var(--border)}.cta-quiet:hover{background:var(--bg);border-color:var(--muted)}.child-menu{gap:.8rem;width:100%;max-width:26rem;margin-top:1.4rem;display:grid}.menu-card{border:1.5px solid var(--border);background:var(--card);color:var(--text);text-align:left;border-radius:14px;align-items:center;gap:.9rem;padding:1.1rem 1.2rem;text-decoration:none;display:flex}.menu-card:hover{border-color:var(--brand)}.menu-icon{font-size:1.7rem;line-height:1}.menu-text{gap:.1rem;display:grid}.menu-text strong{font-size:1.02rem}.menu-sub{color:var(--muted);font-size:.82rem}.child-page-title{margin-bottom:1.1rem;font-size:1.3rem;font-weight:700}.child-empty{justify-items:center;gap:1rem;display:grid}.child-empty .cta{text-decoration:none;display:inline-block}.mock-list.wide,.mock-group.wide{width:100%;max-width:26rem}.hist-group{width:100%;max-width:26rem;margin-bottom:1.2rem}.hist-list{gap:.6rem;display:grid}.hist-card{border:1.5px solid var(--border);background:var(--card);border-radius:12px;align-items:stretch;gap:.5rem;display:flex;overflow:hidden}.hist-card:hover{border-color:var(--brand)}.hist-main{text-align:left;font:inherit;color:var(--text);cursor:pointer;background:0 0;border:none;flex:1;gap:.15rem;padding:.85rem 1rem;display:grid}.hist-action{font:inherit;white-space:nowrap;border:none;border-left:1px solid var(--border);color:var(--brand);cursor:pointer;background:0 0;padding:0 .9rem;font-size:.8rem;font-weight:700}.hist-action:hover{background:var(--bg)}.hist-action:disabled{opacity:.5;cursor:default}.hist-seq{color:var(--muted);font-variant-numeric:tabular-nums;margin-right:.45rem;font-size:.78rem;font-weight:700;display:inline-block}.passage-card{background:var(--card);border:1px solid var(--border);border-left:4px solid var(--brand);text-align:left;border-radius:12px;padding:1.1rem 1.3rem}.passage-title{margin-bottom:.6rem;font-size:1.05rem;font-weight:700}.passage-card p{font-size:.98rem;line-height:1.65}.passage-card p+p{margin-top:.7rem}