.pupil-app{--pupil-bg:#fff8ef;--peach:#ffe7cc;--orange-line:#f2a65a;--wrong:#e07a1f;--purple-tile:#f1e9fa;--purple-ink:#5b3a8c;background:var(--pupil-bg);color:var(--ink)}.pupil-app.theme-green{background:#f2f8f4}.pupil-app.theme-purple{background:#f6f1fc}.pupil-app .pupil-wrap{flex-direction:column;gap:16px;min-height:100dvh;padding:20px 18px 28px;display:flex}.pupil-app :focus-visible{outline:3px solid var(--blue);outline-offset:2px}.pupil-app button{cursor:pointer}.pupil-app button:disabled{cursor:default}.pupil-app .display,.pupil-app h1{font-family:var(--display);font-weight:700}.pupil-app h1{font-size:30px;line-height:1.15}.pupil-app .lang{border:1px solid var(--amber-line);background:#fff;flex:none}.pupil-app .lang button{min-width:44px;min-height:40px;color:var(--muted);padding:8px 12px}.pupil-app .lang button.on{background:var(--blue);color:#fff;box-shadow:none}.pupil-app.theme-green .lang{border-color:#cfe6d7}.pupil-app.theme-green .lang button.on{background:var(--green)}.pupil-app.theme-purple .lang{border-color:#dccdf0}.pupil-app.theme-purple .lang button.on{background:var(--purple)}.pupil-app .pupil-top{gap:10px;margin:0}.pupil-app .back{width:48px;height:48px;color:var(--ink);border-radius:12px;flex:0 0 48px}.p-head{text-align:left;min-width:0;font:inherit;color:inherit;cursor:pointer;background:0 0;border:0;flex-direction:column;flex:1;align-items:flex-start;padding:0;display:flex}.p-head .t{font-family:var(--display);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:22px;font-weight:700;line-height:1.15;display:-webkit-box;overflow:hidden}.p-head .s{color:var(--ink-2);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:14px;display:-webkit-box;overflow:hidden}.p-head.open .t,.p-head.open .s{-webkit-line-clamp:unset;display:block}.p-hi{color:var(--ink-2);flex:1;min-width:0;font-weight:600}.p-btn{background:var(--blue);color:#fff;width:100%;min-height:56px;font-family:var(--display);border:0;border-radius:16px;justify-content:center;align-items:center;gap:8px;padding:14px 16px;font-size:22px;font-weight:700;text-decoration:none;display:flex}.p-btn:hover{background:var(--blue-dark);color:#fff}.p-btn:disabled{opacity:.45}.p-btn.green{background:var(--green)}.p-btn.green:hover{background:var(--green-ink)}.p-btn.orange{background:var(--orange-dark)}.p-btn.orange:hover{background:#9a4714}.p-btn.purple{background:var(--purple)}.p-btn.purple:hover{background:#694594}.p-btn.ghost{color:var(--ink);border:2px solid var(--line-2);background:#fff;font-family:inherit;font-size:16px;font-weight:600}.p-btn.ghost:hover{border-color:var(--blue);color:var(--ink)}.p-pill{border:1px solid var(--line-2);min-height:48px;color:var(--ink);background:#fff;border-radius:999px;justify-content:center;align-self:center;align-items:center;gap:8px;padding:10px 20px;font-size:15px;font-weight:600;display:inline-flex}.p-pill:hover{border-color:var(--blue)}.p-chip{border:1px solid var(--amber-line);background:#fff;border-radius:999px;align-self:flex-start;padding:6px 12px;font-size:14px}.p-card{background:#fff;border-radius:24px;padding:22px}.p-center{text-align:center;flex-direction:column;align-items:center;gap:10px;display:flex}.p-muted{color:var(--muted)}.p-sub{color:var(--ink-2);margin:0;font-size:15px}.p-spacer{flex:1}.p-msg{border:2px solid var(--orange-line);background:#fff;border-radius:16px;padding:14px 16px;font-size:15px;line-height:1.5}.p-error{color:var(--red);text-align:center;font-size:15px}.p-loading{text-align:center;color:var(--muted);padding:60px 0}.j-code{text-align:center;letter-spacing:2px;text-transform:uppercase;background:#fff;border-radius:16px;padding:14px;font-size:26px;border:2px solid var(--blue)!important;font-family:var(--display)!important;font-weight:700!important}.j-label{flex-direction:column;gap:8px;width:100%;font-size:16px;font-weight:600;display:flex}.j-names{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.j-name{border:2px solid var(--amber-line);min-height:52px;color:var(--ink);font-family:var(--display);text-overflow:ellipsis;background:#fff;border-radius:12px;padding:10px 4px;font-size:18px;font-weight:700;overflow:hidden}.j-name:hover{border-color:var(--blue)}.j-name[aria-checked=true]{background:var(--blue);border-color:var(--blue);color:#fff}.j-continue{border:2px solid var(--blue-soft);background:#fff;border-radius:16px;align-items:center;gap:12px;width:100%;padding:12px 14px;display:flex}.h-title{font-size:30px}.h-remind{border:2px solid var(--orange-line);background:#fff;border-radius:16px;gap:10px;padding:14px;font-size:15px;line-height:1.5;display:flex}.h-tiles{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.h-tile{text-align:left;min-height:140px;color:var(--ink);border:0;border-radius:20px;flex-direction:column;justify-content:space-between;gap:10px;padding:16px;display:flex}.h-tile:hover{filter:brightness(.97)}.h-tile .ic{width:44px;height:44px;font-family:var(--display);background:#fff;border-radius:14px;justify-content:center;align-items:center;font-size:20px;font-weight:700;display:flex}.h-tile .nm{font-family:var(--display);font-size:21px;font-weight:700;line-height:1.1;display:block}.h-tile .sb{color:var(--ink-2);margin-top:4px;font-size:14px;display:block}.h-tile.video{background:var(--blue-soft)}.h-tile.video .ic{color:var(--blue)}.h-tile.cards{background:var(--green-soft)}.h-tile.cards .ic{color:var(--green-ink)}.h-tile.practice{background:var(--peach)}.h-tile.practice .ic{color:var(--amber)}.h-tile.memory{background:var(--purple-tile)}.h-tile.memory .ic{color:var(--purple-ink)}.h-prog{background:#fff;border-radius:16px;flex-direction:column;gap:8px;padding:14px 16px;display:flex}.h-prog .segs{gap:6px;display:flex}.h-prog .segs span{background:#e3e8ef;border-radius:5px;flex:1;height:10px}.h-prog .segs span.on{background:var(--green)}.v-player{aspect-ratio:16/9;background:#000;border-radius:20px;width:100%}.v-slide{flex-direction:column;gap:12px;min-height:340px;display:flex}.v-slide img{object-fit:cover;border-radius:16px;width:100%;max-height:220px}.v-slide ul{margin:0;padding-left:22px;font-size:18px;line-height:1.55}.v-ex{font-family:var(--display);text-align:center;background:var(--cream);border-radius:16px;padding:10px;font-size:34px;font-weight:700}.v-nav{grid-template-columns:1fr auto 1fr;align-items:center;gap:10px;display:grid}.v-nav .p-btn{white-space:nowrap;min-height:52px;padding:10px 8px;font-size:16px}.v-nav .n{color:var(--muted);text-align:center;min-width:54px;font-weight:600}.q-dots{flex:1;gap:3px;display:flex}.q-dots span{background:#e3e8ef;border-radius:4px;flex:1;height:8px}.q-dots span.done{background:var(--green)}.q-dots span.cur{background:var(--blue)}.q-card{text-align:center;background:#fff;border-radius:24px;flex-direction:column;align-items:center;gap:8px;padding:22px;display:flex}.q-ask{color:var(--muted);font-size:15px}.q-big{font-family:var(--display);overflow-wrap:anywhere;font-size:52px;font-weight:700;line-height:1.15}.q-mid{font-family:var(--display);overflow-wrap:anywhere;font-size:30px;font-weight:700;line-height:1.25}.q-story{font-size:20px;font-weight:500;line-height:1.5}.q-opts{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.q-opt{border:2px solid var(--line);min-height:72px;color:var(--ink);font-family:var(--display);overflow-wrap:anywhere;background:#fff;border-radius:18px;padding:14px 8px;font-size:30px;font-weight:700;line-height:1.15}.q-opt.text{font-size:22px}.q-opt:hover:not(:disabled):not(.wrong):not(.right){border-color:var(--blue)}.q-opt.wrong{border:3px solid var(--wrong);background:var(--cream)}.q-opt.right{border:3px solid var(--green);background:var(--green-soft)}.q-opt:disabled:not(.right):not(.wrong){opacity:.6}.pupil-app .q-input{text-align:center;border:3px dashed var(--blue);width:120px;min-height:64px;font-family:var(--display);vertical-align:middle;background:#fff;border-radius:14px;padding:4px 8px;font-size:40px;font-weight:700;display:inline-block}.pupil-app .q-input:focus{border-style:solid;outline:none}.pupil-app .q-input.wrong{border:3px solid var(--wrong);background:var(--cream)}.pupil-app .q-input.right{border:3px solid var(--green);background:var(--green-soft)}.pupil-app .q-input.wide{width:140px}.q-unit{margin-left:8px;font-size:20px;font-weight:600}.q-fb{border-radius:18px;flex-direction:column;gap:8px;padding:16px;display:flex}.q-fb .h{font-family:var(--display);font-size:22px;font-weight:700}.q-fb .b{font-size:15px;line-height:1.6}.q-fb.wrong{background:var(--cream);border:2px solid var(--orange-line)}.q-fb.wrong .h{color:var(--amber)}.q-fb.right{background:var(--green-soft);border:2px solid var(--green)}.q-fb.right .h{color:var(--green-ink)}.q-listen{background:var(--blue);color:#fff;border:0;border-radius:50%;justify-content:center;align-items:center;width:96px;height:96px;font-size:40px;display:flex}.q-listen:hover{background:var(--blue-dark)}.q-match{grid-template-columns:1fr 1fr;gap:12px;display:grid}.q-match .col{flex-direction:column;gap:10px;display:flex}.q-chip{border:2px solid var(--line);min-height:56px;color:var(--ink);font-family:var(--display);background:#fff;border-radius:14px;justify-content:center;align-items:center;gap:8px;padding:10px 12px;font-size:20px;font-weight:700;display:flex}.q-chip:hover:not(:disabled){border-color:var(--blue)}.q-chip.sel{border:3px solid var(--blue);background:var(--blue-soft)}.q-chip.used{opacity:.45}.q-chip .em{font-size:26px}.q-chip.pic{padding:6px;font-size:28px;line-height:1}.q-line{border:2px dashed var(--line-2);background:#fff;border-radius:16px;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;min-height:72px;padding:10px;display:flex}.q-bank{flex-wrap:wrap;justify-content:center;gap:8px;display:flex}.q-bank .q-chip{padding:8px 16px}.f-card{border:3px solid var(--green);width:100%;min-height:360px;max-height:470px;color:var(--ink);text-align:center;background:#fff;border-radius:28px;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:14px;padding:24px;display:flex}.f-card .emoji{font-size:96px;line-height:1}.f-card .front{font-family:var(--display);overflow-wrap:anywhere;font-size:52px;font-weight:700;line-height:1.1}.f-card .backw{font-family:var(--display);color:var(--green-ink);overflow-wrap:anywhere;font-size:44px;font-weight:700;line-height:1.1}.f-card .ex{font-size:18px}.f-acts{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.f-again{border:2px solid var(--orange-line);background:var(--cream);min-height:60px;color:var(--amber);font-family:var(--display);border-radius:16px;font-size:22px;font-weight:700}.f-got{background:var(--green);color:#fff;min-height:60px;font-family:var(--display);border:0;border-radius:16px;font-size:22px;font-weight:700}.f-got:hover{background:var(--green-ink)}.m-count{background:#fff;border-radius:999px;align-self:flex-start;padding:6px 12px;font-size:14px;font-weight:600}.m-grid{flex:1;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.m-card{background:var(--purple);color:#fff;min-height:104px;font-family:var(--display);overflow-wrap:anywhere;border:0;border-radius:18px;padding:8px;font-size:30px;font-weight:700;line-height:1.15;transition:transform .15s}.m-card:hover:not(:disabled){transform:scale(1.02)}.m-card.open{color:var(--ink);border:3px solid var(--purple);background:#fff}.m-card.matched{background:var(--green-soft);color:var(--green-ink);border:3px solid var(--green)}.m-card.long{font-size:22px}.d-sug{border:3px solid var(--orange-line);background:#fff;border-radius:20px;flex-direction:column;gap:8px;padding:14px;display:flex}.d-sug.harder{border-color:var(--green)}.d-sug .tag{background:var(--cream);color:var(--amber);border-radius:999px;align-self:flex-start;padding:4px 10px;font-size:13px;font-weight:600}.d-sug.harder .tag{background:var(--green-soft);color:var(--green-ink)}.d-sug .h{font-family:var(--display);font-size:24px;font-weight:700;line-height:1.15}.d-sug .b{color:var(--ink-2);font-size:15px;line-height:1.5}.d-sug .p-btn{min-height:50px;font-size:20px}.d-self{border:1px solid var(--amber-line);background:#fff;border-radius:16px;flex-direction:column;gap:8px;padding:12px 14px;display:flex}.d-moods{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;display:grid}.d-mood{border:2px solid var(--amber-line);min-height:64px;color:var(--ink);background:#fff;border-radius:12px;flex-direction:column;align-items:center;gap:2px;padding:8px 4px;font-size:14px;font-weight:600;display:flex}.d-mood .f{font-size:24px}.d-mood[aria-checked=true]{border-color:var(--orange-line);background:var(--cream)}@media (prefers-reduced-motion:reduce){.m-card{transition:none}}.confetti{pointer-events:none;z-index:30;position:fixed;inset:0;overflow:hidden}.confetti i{opacity:0;border-radius:3px;width:10px;height:16px;animation-name:lbfall;animation-timing-function:ease-in;animation-iteration-count:1;animation-fill-mode:forwards;position:absolute;top:-20px}@keyframes lbfall{0%{opacity:1;transform:translateY(0)rotate(0)}to{opacity:0;transform:translateY(105vh)rotate(540deg)}}@media (prefers-reduced-motion:reduce){.confetti{display:none}}.d-parent{background:#fff8ec;border:2px solid #f6d9a8;border-radius:18px;flex-direction:column;gap:8px;padding:14px 16px;display:flex}.d-parent .h{font-size:17px;font-weight:700}.d-parent ul{flex-direction:column;gap:4px;margin:0;padding:0;font-size:15px;list-style:none;display:flex}.d-parent li:before{content:"✓ ";color:var(--green-ink,#2b7a4b);font-weight:700}.d-parent .note{color:var(--muted,#556072);font-size:13px}.h-fin{text-align:left;font:inherit;color:inherit;cursor:pointer;background:#eaf5ee;border:2px solid #cfe7d7;border-radius:16px;align-items:center;gap:12px;width:100%;padding:12px 14px;display:flex}.h-fin .e{font-size:28px}.h-fin b{font-size:16px;display:block}.slide16{aspect-ratio:16/9;border:1px solid var(--line);background:#fff;border-radius:16px;gap:4%;padding:5% 6%;display:flex;position:relative;overflow:hidden;container-type:inline-size}.slide16 .s-text{flex-direction:column;flex:1.2;justify-content:center;min-width:0;display:flex}.slide16 h2{color:var(--blue);margin:0 0 2.4cqw;font-size:5.6cqw;line-height:1.12}.slide16 ul{margin:0;padding-left:1.1em;font-size:2.9cqw;line-height:1.5}.slide16 .s-ex{color:var(--amber);margin-top:2cqw;font-size:5.4cqw}.slide16 img{object-fit:contain;border-radius:12px;flex:1;align-self:center;max-width:44%;max-height:100%}.slide16 .s-n{background:var(--amber-soft);color:var(--amber);border-radius:999px;padding:.4cqw 1.2cqw;font-size:1.6cqw;font-weight:700;position:absolute;top:2.2cqw;right:2.6cqw}.slide16.k-title .s-text{text-align:center;align-items:center}.slide16.k-title h2{font-size:7cqw}.thumbs{flex-direction:column;gap:8px;max-height:76vh;margin:0;padding:0;list-style:none;display:flex;overflow:auto}.thumbs button{text-align:left;border:1px solid var(--line);width:100%;color:var(--ink-2);cursor:pointer;background:#fff;border-radius:10px;gap:8px;padding:8px 10px;font-size:12px;display:flex}.thumbs button span{color:var(--muted);font-weight:700}.thumbs button.on{border:2px solid var(--blue)}@media (width<=900px){main.page[style*=grid-template-columns]{flex-direction:column;display:flex!important}.thumbs{flex-direction:row;max-height:none;overflow-x:auto}.thumbs button{width:140px}}.modal-bg{z-index:50;background:#17202e73;justify-content:center;align-items:flex-start;padding:6vh 16px;display:flex;position:fixed;inset:0;overflow:auto}.modal{gap:12px;width:min(560px,100%)}.modal h2{margin:0}.pr-opt{border:1px solid var(--line);cursor:pointer;border-radius:12px;gap:10px;padding:10px 12px}.pr-opt input,.pr-sub input[type=checkbox]:not(.sr){width:18px;height:18px}.pr-sub{gap:8px;margin:-4px 0 0 30px;font-size:14px}.pill.sm{padding:5px 12px;font-size:13px}#print-root{display:none}@media print{@page{margin:12mm}@page slides{size:A4 landscape;margin:10mm}body.printing>:not(#print-root){display:none!important}body.printing #print-root{display:block}body{background:#fff!important}.pr-page{break-after:page;color:#000;font-size:15px}.pr-page:last-child{break-after:auto}.pr-slide{page:slides}.pr-slide .slide16{break-inside:avoid;aspect-ratio:16/9;max-height:150mm;margin:0 auto}.pr-notes{margin:10px 0 0;font-size:13px;line-height:1.5}.pr-head{border-bottom:2px solid #000;justify-content:space-between;gap:16px;margin-bottom:12px;padding-bottom:6px;font-size:13px;display:flex}.pr-head strong{font-size:18px}.pr-name{margin:0 0 14px}.pr-list,.pr-key{margin:0;padding-left:24px}.pr-item{break-inside:avoid;margin-bottom:14px}.pr-item p{margin:0 0 6px}.pr-big{font-size:20px;font-weight:600}.pr-box{vertical-align:middle;border:1.5px solid #000;border-radius:4px;width:34px;height:28px;margin:0 4px;display:inline-block}.pr-tf{margin-left:14px;font-size:16px;font-weight:400}.pr-opts{flex-wrap:wrap;gap:8px 28px;font-size:17px;display:flex}.pr-match{gap:90px;font-size:18px;display:flex}.pr-match>div{flex-direction:column;gap:10px;display:flex}.pr-match>div:first-child{text-align:right}.pr-key li{break-inside:avoid;margin-bottom:6px}.pr-cards{grid-template-columns:1fr 1fr;gap:0;display:grid}.pr-card{break-inside:avoid;border:1px dashed #000;grid-template-columns:1fr 1fr;min-height:34mm;display:grid}.pr-card>div{text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:8px;font-size:20px;font-weight:600;display:flex}.pr-card>div+div{border-left:1px dotted #888;font-size:16px;font-weight:400}.pr-card small{margin-top:4px;font-size:12px}}.slide16 .s-pending{aspect-ratio:4/3;background:var(--blue-soft);border-radius:12px;flex:1;justify-content:center;align-self:center;align-items:center;max-width:44%;font-size:4cqw;animation:1.4s ease-in-out infinite lbpulse;display:flex}@keyframes lbpulse{50%{opacity:.5}}@media (width<=760px){.assign-grid{grid-template-columns:1fr!important}.qr-row{flex-wrap:wrap!important}.hero{flex-direction:column;align-items:stretch!important}.hero .btn{width:100%}.page div[style*="grid-template-columns: minmax(0, 1fr) minmax(0, 1fr)"],.page div[style*="grid-template-columns: repeat(auto-fit, minmax(340px"]{grid-template-columns:1fr!important}table.t{font-size:13px}table.t th,table.t td{padding:8px 6px}}.auth{background:radial-gradient(1100px 480px at 0% 0%, var(--blue-soft), transparent 60%), var(--bg);flex-direction:column;min-height:100vh;display:flex}.auth-main{flex:1;grid-template-columns:minmax(0,1fr) minmax(0,420px);align-items:center;gap:64px;width:100%;max-width:1080px;margin:0 auto;padding:40px 32px;display:grid}.auth-hero{flex-direction:column;gap:16px;max-width:500px;display:flex}.auth-hero 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