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svg{width:20px;height:20px}textarea.answer{resize:none;overflow:hidden;min-height:56px}.quiz__saved{display:flex;align-items:center;gap:6px;font-size:.9rem;min-height:1.3rem;color:var(--muted)}.pnav{position:sticky;bottom:var(--kb, 0px);z-index:5;display:flex;gap:10px;padding:10px var(--s4) calc(14px + env(safe-area-inset-bottom,0px));background:var(--plate);border-top:1px solid var(--rule)}.kb-open .pnav{padding-top:6px;padding-bottom:6px}.kb-open .pnav .btn{min-height:44px}.kb-open .play{min-height:calc(100dvh + var(--kb, 0px))}.pnav .btn{flex:1;min-height:52px}.pnav--confirm{display:grid;gap:10px;background:var(--yellow);border-top-color:var(--ink)}.pnav--confirm :focus-visible{outline-color:var(--ink)}.pnav--confirm .btn--ghost{border-color:var(--ink);color:var(--ink)}.pnav__q{font-weight:700}.pnav__row{display:flex;gap:10px}@media(min-width:900px){.pboard__top{padding:12px 40px}.pboard__line{padding:10px 40px;grid-template-columns:minmax(0,1fr) auto;align-items:center;column-gap:var(--s6)}.pbanner{padding:var(--s2) 40px}.pseg:before{height:6px;margin-top:-3px;border-radius:3px}.ps{width:13px}.ps--n{width:4px}.ps--c{width:20px}.done .ps{width:12px}.quiz{padding:40px}.quiz--passage{grid-template-columns:minmax(0,5fr) minmax(0,6fr);column-gap:var(--s7);align-items:start;max-width:1280px;width:100%;margin:0 auto}.quiz--passage .passage{position:sticky;top:130px;max-width:none}.quiz--passage .quiz__q{max-width:none}.quiz__prompt{font-size:1.8rem}.pnav{padding:14px 40px 18px;justify-content:flex-end}.pnav .btn{flex:none;min-width:200px}.pnav--confirm{justify-items:end}}.sheet__scrim{position:fixed;inset:0;background:#00000080;z-index:20}.paused{position:fixed;inset:0;z-index:30;display:grid;place-items:center;padding:var(--s4);background:#000000b8}.paused__card{background:var(--plate);color:var(--ink);border-radius:16px;padding:var(--s5) var(--s4);max-width:420px;display:grid;gap:var(--s2);text-align:center}.paused__card h2{margin:0;font-size:1.3rem}.paused__card p{margin:0;color:var(--muted)}.countdown--frozen .countdown__time{opacity:.6}.sheet{position:fixed;left:0;right:0;bottom:0;z-index:21;background:var(--plate);border-radius:16px 16px 0 0;box-shadow:0 -12px 32px -12px #00000073;max-height:86dvh;display:grid;grid-template-rows:auto 1fr auto}.sheet__head{display:flex;align-items:center;justify-content:space-between;gap:var(--s3);padding:var(--s3) var(--s2) var(--s2) var(--s4)}.sheet__title{font-weight:800;font-size:1.15rem}.sheet__close{border:0;background:none;width:44px;height:44px;display:grid;place-items:center;font-size:1.3rem;color:var(--ink);cursor:pointer;border-radius:var(--r2)}.sheet__body{overflow:auto;scrollbar-width:thin;scrollbar-color:var(--rule-strong) transparent;padding:0 var(--s4) var(--s3);display:grid;gap:var(--s4);align-content:start}.sheet__grp{display:grid;gap:var(--s2)}.sheet__grp-t{display:flex;align-items:center;gap:var(--s2);font-weight:700}.sheet__stops{display:flex;flex-wrap:wrap;gap:var(--s2)}.sstop{width:46px;height:46px;border-radius:50%;border:2px solid var(--lc);background:var(--plate);color:var(--ink);font:inherit;font-weight:800;font-variant-numeric:tabular-nums;cursor:pointer}.sstop--a{background:var(--lc);color:#fff}.sstop[aria-current=true]{border:4px solid var(--ink);background:var(--yellow);color:var(--ink)}.sstop:disabled{border-color:var(--rule);color:#8f8f8f;background:var(--ground);cursor:default}.sheet__legend{display:flex;flex-wrap:wrap;gap:6px var(--s4);font-size:.85rem;color:var(--muted)}.sheet__legend span{display:inline-flex;align-items:center;gap:6px}.sheet__legend i{width:14px;height:14px;border-radius:50%;border:2px solid var(--ink);display:block}.sheet__legend .l-a{background:var(--ink)}.sheet__legend .l-n{border-color:var(--rule);background:var(--ground)}.sheet__foot{padding:var(--s3) var(--s4) calc(var(--s4) + env(safe-area-inset-bottom,0px));border-top:1px solid var(--rule)}@media(min-width:900px){.sheet{inset:50% auto auto 50%;transform:translate(-50%,-50%);width:560px;border-radius:16px;max-height:80vh}}@media(prefers-reduced-motion:no-preference)and (max-width:899px){.sheet{animation:sheet-up .32s var(--ease)}@keyframes sheet-up{0%{transform:translateY(24px);opacity:.6}to{transform:translateY(0);opacity:1}}}.done{min-height:100vh;min-height:100dvh;display:grid;grid-template-columns:minmax(0,560px);align-content:center;justify-content:center;padding:calc(28px + env(safe-area-inset-top,0px)) 20px calc(28px + env(safe-area-inset-bottom,0px));background:var(--shell)}.done :focus-visible{outline-color:var(--yellow)}.done .pseg{height:26px}.done .pseg:before{height:6px;margin-top:-3px;border-radius:3px}.done .ps{width:10px}.done__plate{min-width:0;background:var(--plate);border-radius:var(--r3);padding:var(--s5) 20px;display:grid;gap:14px}.done__title{font-family:var(--face-c);font-weight:800;font-size:2.2rem;line-height:1.05}.done__act{display:flex;flex-wrap:wrap;gap:var(--s2)}.done__act .btn{white-space:normal;height:auto;min-height:44px;padding-top:8px;padding-bottom:8px;text-align:left;max-width:100%}@media(min-width:900px){.done__plate{padding:36px}}.noselect,.noselect *{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}.noselect input,.noselect textarea{-webkit-user-select:text;user-select:text}.wm{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:3}.wm__row{position:absolute;left:-30%;width:160%;transform:rotate(-18deg);white-space:nowrap;font-size:.85rem;font-weight:700;color:#78787842;letter-spacing:.05em}.option--x{position:absolute;left:-10000px;top:auto;width:1px;height:1px;min-height:0;padding:0;border:0;overflow:hidden;clip:rect(0 0 0 0);pointer-events:none}.notfound{min-height:60vh;display:grid;align-content:center;justify-items:center;gap:var(--s4);padding:var(--s6) var(--s4);text-align:center}.option--multi .option__letter{border-radius:7px}.quiz__multi{margin:0}.cloze{margin:0;font-size:1.2rem;font-weight:500;line-height:2.2;overflow-wrap:anywhere}.cloze .cloze__gap{display:inline-block;width:auto;max-width:100%;min-height:44px;margin:0 3px;padding:4px 10px;font:inherit;font-size:1.1rem;line-height:1.4;text-align:center;vertical-align:middle;border-width:2px}.cloze__gap--demo{display:inline-block;min-width:3.5em;padding:0 10px;border:1px dashed var(--muted);border-radius:var(--r2);color:var(--muted);font-size:.85rem;line-height:1.8;text-align:center;vertical-align:middle}.cloze--editor{font-size:1.05rem;line-height:2;padding:var(--s2) var(--s3);background:var(--plate);border:1px solid var(--rule);border-radius:var(--r2)}.cloze__key{margin:var(--s1) 0 0;padding-left:1.4em}.trybox--cloze{flex-wrap:wrap}.trybox--cloze .input{flex:1 1 140px;max-width:220px}.gaps{margin:4px 0 0;padding-left:1.2em;display:grid;gap:2px}.pboard__pts{font-weight:600}.qaudio{display:flex;align-items:center;gap:14px;width:100%;max-width:720px;padding:10px 12px;border:2px solid var(--rule);border-radius:var(--r3);background:var(--plate)}.qaudio--used{opacity:.75}.qaudio__btn{flex:none;display:inline-flex;align-items:center;gap:8px;min-height:52px;padding:0 18px;border:2px solid var(--ink);border-radius:999px;background:var(--ink);color:#fff;font:inherit;font-weight:700;cursor:pointer}.qaudio__btn:disabled{cursor:default;background:var(--plate);color:var(--muted);border-color:var(--rule)}.qaudio__btn svg{width:20px;height:20px}.qaudio__side{flex:1;min-width:0;display:grid;gap:6px}.qaudio__bar{height:8px;border-radius:4px;background:var(--rule);overflow:hidden}.qaudio__fill{height:100%;background:var(--yellow);transition:width .2s linear}.qaudio__meta{display:flex;flex-wrap:wrap;justify-content:space-between;gap:4px 10px;color:var(--muted);font-variant-numeric:tabular-nums}.qaudio__meta>span{white-space:nowrap}.qaudio__left{font-weight:700;color:var(--ink)}.qimg{margin:0;width:100%;max-width:720px}.qimg__open{display:block;position:relative;width:100%;padding:0;border:1px solid var(--rule);border-radius:var(--r3);background:var(--plate);cursor:zoom-in;overflow:hidden;-webkit-tap-highlight-color:transparent}.qimg__open:focus-visible{outline:3px solid var(--yellow);outline-offset:2px}.qimg__img{display:block;width:100%;height:auto;max-height:52vh;object-fit:contain;background:var(--plate);-webkit-user-drag:none;pointer-events:none}.qimg__hint{position:absolute;right:var(--s2);bottom:var(--s2);padding:2px var(--s2);border-radius:var(--r1);background:#000000b8;color:#fff;font-size:.78rem;font-weight:700;pointer-events:none}.qimg-full{position:fixed;inset:0;z-index:60;display:grid;place-items:center;padding:var(--s4);background:#000000eb;cursor:zoom-out}.qimg-full__img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;-webkit-user-drag:none}.qimg-full__close{position:absolute;top:calc(var(--s3) + env(safe-area-inset-top));right:var(--s3);width:44px;height:44px;display:grid;place-items:center;border:2px solid #fff;border-radius:999px;background:#000;color:#fff;cursor:pointer}.qimg-full__close svg{width:20px;height:20px}.ithumb{display:inline-block;vertical-align:middle;margin-left:var(--s2);line-height:0}.ithumb img{width:auto;height:40px;max-width:72px;object-fit:cover;border:1px solid var(--rule);border-radius:var(--r1);background:var(--plate)}.vk{min-height:100vh;min-height:100dvh;display:grid;grid-template-rows:auto 1fr;align-content:start;background:var(--ground)}.vk-top{position:sticky;top:0;z-index:5;min-height:56px;display:flex;align-items:center;gap:var(--s3);padding:calc(8px + env(safe-area-inset-top,0px)) var(--s4) 8px;background:var(--shell);color:#fff}.vk-top__who{flex:1;min-width:0;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.vk-top__n{font-weight:700;font-variant-numeric:tabular-nums}.vk-top__sound{flex:0 0 auto;width:40px;height:40px;padding:0;display:grid;place-items:center;background:none;border:1.5px solid rgba(255,255,255,.45);border-radius:var(--r2);color:#fff;cursor:pointer}.vk-top__sound[aria-pressed=false]{opacity:.6}.vk-top__sound .icon{width:20px;height:20px}.vk__body{width:100%;max-width:720px;margin:0 auto;padding:20px var(--s4) calc(var(--s5) + env(safe-area-inset-bottom,0px));display:grid;gap:16px;align-content:start}.vk-q{display:grid;gap:14px}.vk-prompt{margin:0;font-size:1.5rem;font-weight:700;line-height:1.25;overflow-wrap:anywhere}.vk-h2{margin:0;font-size:1.1rem;font-weight:800}.vk-clock{display:inline-grid;gap:6px;align-content:center;min-height:36px;padding:4px 10px;border-radius:var(--r2);background:var(--yellow);color:var(--ink);font-weight:800;font-variant-numeric:tabular-nums}.vk-clock__row{display:inline-flex;align-items:center;gap:6px;font-size:1.2rem;line-height:1}.vk-clock--last{background:var(--ink);color:var(--yellow);box-shadow:0 0 0 2px var(--yellow)}.vk-clock--over{background:var(--plate);color:var(--ink);box-shadow:0 0 0 2px var(--ink)}.vk-clock--frozen .vk-clock__time{opacity:.6}.vk-clock__bar{display:block;height:8px;border-radius:4px;background:#0000002e;overflow:hidden}.vk-clock__fill{display:block;height:100%;background:var(--ink);transition:width .25s linear}.vk-clock--last .vk-clock__bar{background:#ffffff40}.vk-clock--last .vk-clock__fill{background:var(--yellow)}.vk-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.vk-grid--tf,.vk-grid--img{grid-template-columns:minmax(0,1fr)}@media(min-width:600px){.vk-grid--tf{grid-template-columns:repeat(2,minmax(0,46%));justify-content:center}}@media(max-width:359px){.vk-grid{grid-template-columns:minmax(0,1fr)}}.vk-plate{position:relative;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:8px;width:100%;min-height:72px;padding:12px 14px;border:0;border-radius:8px;color:#fff;font:inherit;font-size:1.1rem;font-weight:700;line-height:1.2;text-align:left;overflow-wrap:anywhere;cursor:pointer;transition:opacity .14s var(--ease),box-shadow .14s var(--ease),background .14s var(--ease),color .14s var(--ease),transform .12s var(--ease)}.vk-plate:disabled{cursor:default}.vk-plate:focus-visible{outline:3px solid var(--ink);outline-offset:2px}.vk-plate--a{background:var(--qa)}.vk-plate--b{background:var(--qb);color:var(--ink)}.vk-plate--c{background:var(--qc);color:var(--ink)}.vk-plate--d{background:var(--qd)}.vk-plate--e{background:var(--ink)}.vk-plate--f{background:var(--rule-strong)}.vk-plate__mark{display:inline-flex;align-items:center;gap:6px}.vk-shape{width:18px;height:18px;flex:none;fill:currentColor}.vk-plate__letter{font-weight:800;font-size:.95rem}.vk-plate__text{flex:1}.vk-plate__img{width:100%;height:auto;max-height:180px;object-fit:contain;background:var(--plate);border-radius:4px}.vk-plate--wide{flex-direction:row;align-items:center;min-height:88px;font-size:1.3rem}.vk-plate--chosen{box-shadow:0 0 0 4px var(--ink)}.vk-plate--faded{background:var(--ground);color:var(--muted)}.vk-plate--faded.vk-plate--chosen{box-shadow:0 0 0 2px var(--rule-strong)}.vk-plate--correct{box-shadow:0 0 0 5px var(--ok)}.vk-plate--wrong{box-shadow:0 0 0 5px var(--bad)}.vk-plate__ok{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:var(--r1);background:var(--plate);color:var(--ink);font-size:.9rem;font-weight:800;white-space:nowrap}.vk-status{display:flex;align-items:center;gap:8px;margin:0;padding:10px 14px;border:2px solid var(--ink);border-radius:var(--r2);background:var(--plate);font-weight:700}.vk-status--over{border-style:dashed}.vk-form{display:grid;gap:var(--s2)}.vk-submit{margin-top:4px}.vk-answerline{margin:0;font-size:1.1rem}.vk-reveal{display:grid;gap:16px}.vk-big{display:grid;justify-items:center;gap:6px;padding:24px 16px;border:1px solid var(--rule);border-radius:var(--r3);background:var(--plate);text-align:center}.vk-verdict{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:1.2rem}.vk-verdict--big{font-size:1.8rem}.vk-verdict--big .ts{width:28px;height:28px}.vk-verdict--ok{color:var(--ok)}.vk-verdict--bad{color:var(--bad)}.vk-verdict--none{color:var(--muted)}.vk-big__points{font-size:2.6rem;font-weight:800;line-height:1;font-variant-numeric:tabular-nums}.vk-big__note{color:var(--muted);font-weight:600}.vk-rankline{margin:0;text-align:center;font-size:1.15rem}.vk-board,.vk-podium{display:grid;gap:16px}.vk-me{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:6px 12px;padding:16px;border:2px solid var(--ink);border-radius:var(--r3);background:var(--plate)}.vk-me--final{grid-template-columns:1fr auto}.vk-me__label,.vk-me__gap{grid-column:1 / -1;color:var(--muted);font-weight:600}.vk-me__rank{font-family:var(--face-c);font-weight:800;font-size:2rem;line-height:1}.vk-me__pts{font-weight:800;font-size:1.3rem}.vk-delta{min-width:2.6em;font-size:.9rem;font-weight:700;font-variant-numeric:tabular-nums;white-space:nowrap}.vk-delta--up{color:var(--ok)}.vk-delta--down{color:var(--bad)}.vk-delta--same{color:var(--muted)}.vk-standings__list{list-style:none;margin:0;padding:0;display:grid;gap:6px}.vk-row{display:flex;align-items:center;gap:10px;min-height:44px;padding:6px 12px;border:1px solid var(--rule);border-radius:8px;background:var(--plate);font-weight:600;will-change:transform}.vk-row--me{border:2px solid var(--ink)}.vk-row--selected{background:var(--info-bg)}.vk-row__btn{all:unset;display:flex;align-items:center;gap:10px;width:100%;min-height:32px;cursor:pointer}.vk-row__btn:focus-visible{outline:3px solid var(--ink);outline-offset:2px}.vk-row__rank{min-width:2em;font-weight:800;font-variant-numeric:tabular-nums}.vk-row__name{flex:1;min-width:0;overflow-wrap:anywhere}.vk-row__points{font-weight:800;font-variant-numeric:tabular-nums;white-space:nowrap}.vk-standings__rest{margin:0}.vk-places{list-style:none;margin:0;padding:0;display:grid;gap:8px}.vk-place{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;min-height:56px;padding:10px 14px;border:1px solid var(--rule);border-radius:var(--r3);background:var(--plate);font-weight:700}.vk-place--first{background:var(--yellow);border-color:var(--yellow)}.vk-place--me{border:2px solid var(--ink)}.vk-place__n{font-weight:800;white-space:nowrap}.vk-place__name{min-width:0;overflow-wrap:anywhere}.vk-place__pts{font-variant-numeric:tabular-nums;white-space:nowrap}.vk-ended{margin-top:var(--s4)}.vk-ended .done__title{color:var(--ink)}.vk-tcol{display:inline-block;width:10px;height:10px;margin-right:8px;border-radius:2px;vertical-align:middle;flex:none}.vk-tcol--0{background:var(--team-0)}.vk-tcol--1{background:var(--team-1)}.vk-tcol--2{background:var(--team-2)}.vk-tcol--3{background:var(--team-3)}.vk-tcol--4{background:var(--team-4)}.vk-tcol--5{background:var(--team-5)}.vk-teams{display:grid;gap:10px}.vk-teams__hint,.vk-teams__mine{margin:0;font-weight:600}.vk-teams__mine{display:flex;align-items:center;gap:4px;padding:10px 14px;border:2px solid var(--ink);border-radius:var(--r2);background:var(--plate)}.vk-teams__list{list-style:none;margin:0;padding:0;display:grid;gap:8px}.vk-team{display:flex;align-items:center;gap:10px;width:100%;min-height:56px;padding:8px 14px;border:2px solid var(--ink);border-radius:8px;background:var(--plate);color:var(--ink);font:inherit;font-size:1.1rem;font-weight:700;text-align:left;cursor:pointer;transition:background .14s var(--ease),color .14s var(--ease)}.vk-team__name{flex:1;min-width:0;overflow-wrap:anywhere}.vk-team__n{font-weight:600;font-size:.9rem}.vk-team--mine{background:var(--ink);color:#fff}.vk-team:disabled{cursor:default;opacity:.6}.vk-teamline{margin:0;text-align:center;font-size:1.05rem}.vk-top__team{font-weight:500;opacity:.85}.vk-talk{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:0;padding:12px 14px;border:2px solid var(--ink);border-radius:var(--r2);background:var(--plate);font-weight:700}.vk-talk__s{font-size:1.4rem;font-weight:800;line-height:1}.vk-top__badge{background:#ffffff2e;color:#fff}.lobby__shared{display:block;font-size:.9rem;font-weight:600}.join__team{width:100%;max-width:440px;font-weight:600}.join__team summary{cursor:pointer;min-height:44px;display:flex;align-items:center;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}.join__team-body{display:grid;gap:var(--s2);padding:4px 0 var(--s2)}.join__hint{font-size:.85rem;font-weight:600;font-variant-numeric:tabular-nums}.book{min-height:100vh;min-height:100dvh;display:grid;justify-content:center;padding:var(--s5) var(--s4) calc(var(--s6) + env(safe-area-inset-bottom,0px))}.book__in{width:100%;max-width:560px;display:grid;gap:var(--s4);align-content:start}.book__head{display:grid;gap:4px}.book__who{margin:0;font-weight:700;color:var(--muted)}.book__title{margin:0;font-family:var(--face-c);font-weight:800;font-size:2.2rem;line-height:1}.book__meta{margin:0;font-weight:600}.book__desc{margin:var(--s2) 0 0;white-space:pre-line}.book__h2{margin:var(--s3) 0 0;font-size:1.15rem;font-weight:800}.slotpick{display:grid;gap:var(--s4)}.slotpick__day{display:grid;gap:var(--s2)}.slotpick__date{margin:0;font-size:1rem;font-weight:700}.slotpick__date:first-letter{text-transform:uppercase}.slotpick__list{display:grid;grid-template-columns:repeat(auto-fill,minmax(92px,1fr));gap:var(--s2)}.slot{display:grid;justify-items:center;gap:2px;min-height:48px;padding:8px 6px;border:2px solid var(--ink);border-radius:var(--r2);background:var(--plate);color:var(--ink);font:inherit;font-weight:800;font-variant-numeric:tabular-nums;cursor:pointer}.slot--on{background:var(--ink);color:var(--yellow, #ffcc00)}.slot__left{font-size:.78rem;font-weight:600}.book__form{padding:var(--s4);background:var(--plate);border-radius:var(--r3)}.book__picked{margin:0;font-weight:800}.book__picked:first-letter{text-transform:uppercase}.book__pair{display:grid;grid-template-columns:minmax(0,1fr) minmax(5em,7em);gap:var(--s2)}.book__consent{align-items:flex-start;font-size:.95rem}.book__consent input{margin-top:4px}.book__plate{display:grid;gap:var(--s3)}.book__plate--off{opacity:.85}.book__facts{margin:0;display:grid;grid-template-columns:auto minmax(0,1fr);gap:6px var(--s3)}.book__facts dt{font-weight:700;color:var(--muted)}.book__facts dd{margin:0}.book__facts dd:first-letter{text-transform:uppercase}.book__link{margin:0;word-break:break-all;font-size:.95rem}.book__actions{display:flex;flex-wrap:wrap;gap:var(--s2)}.book__move{display:grid;gap:var(--s3)}.book__foot{display:flex;justify-content:space-between;gap:var(--s3);margin-top:var(--s4);font-size:.95rem;font-weight:600}.side-teacher .sign__brand,.side-teacher .sign__brand:hover{color:var(--yellow)}.side-teacher .btn--primary{background:var(--yellow);border-color:var(--ink);color:var(--ink)}.side-teacher .btn--primary:not(:disabled):hover{background:#ffdb4d;border-color:var(--ink);color:var(--ink)}.side-teacher .btn--ghost:not(:disabled):hover{background:#fff6d1}.side-teacher .badge--info,.side-teacher .badge--run{background:var(--yellow);color:var(--ink)}html.side-teacher:has(.login) body{background:var(--yellow)}.login :focus-visible{outline-color:var(--ink)}.login .notice{background:var(--plate);border-color:var(--ink);color:var(--ink)}.sign{position:sticky;top:0;z-index:30;background:var(--shell);color:#fff;display:flex;align-items:center;gap:var(--s5);min-height:calc(56px + env(safe-area-inset-top,0px));padding:env(safe-area-inset-top,0px) var(--s4) 0}.sign__brand{font-family:var(--face-c);font-weight:800;font-size:1.5rem;letter-spacing:.005em;color:#fff;text-decoration:none;display:inline-flex;align-items:center;min-height:44px}.sign__brand:hover{color:#fff}.sign__brand:focus-visible,.sign__out:focus-visible{outline-color:var(--yellow)}.header__nav{position:fixed;left:0;right:0;bottom:0;z-index:30;display:grid;grid-auto-flow:column;grid-auto-columns:1fr;background:var(--plate);border-top:1px solid var(--rule);padding-bottom:env(safe-area-inset-bottom,0px)}.header__nav a{display:grid;justify-items:center;gap:2px;padding:8px 4px 10px;color:var(--muted);text-decoration:none;font-size:.8rem;font-weight:700;border-top:3px solid transparent}.header__nav a .icon{font-size:1.35rem}.header__nav a[aria-current=page]{color:var(--shell);border-top-color:var(--shell)}.sign__r{margin-left:auto;display:flex;align-items:center;gap:14px;font-size:.95rem}.header__level{opacity:.85}.sign__out{display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:0 10px;border:1.5px solid rgba(255,255,255,.55);border-radius:var(--r2);background:none;color:#fff;font:inherit;font-weight:600;cursor:pointer}.sign__out:hover{background:#ffffff1a}.sign__help{display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:0 6px;color:#fff;text-decoration:none;font-weight:600;opacity:.9}.sign__help:hover{color:#fff;opacity:1;text-decoration:underline;text-underline-offset:4px}.sign__help:focus-visible{outline-color:var(--yellow)}@media(max-width:559px){.sign__help span,.header__level{display:none}}@media(min-width:900px){.sign{padding:0 var(--s6)}.header__nav{position:static;display:flex;gap:4px;align-self:stretch;background:none;border:0;padding:0}.header__nav a{display:flex;align-items:center;padding:0 14px;color:#fff;font-size:1rem;font-weight:600;border-top:4px solid transparent;border-bottom:4px solid transparent}.header__nav a:hover{background:#ffffff14;color:#fff}.header__nav a .icon{display:none}.header__nav a[aria-current=page]{color:#fff;border-top-color:transparent;border-bottom-color:var(--yellow)}.header__nav a:focus-visible{outline-color:var(--yellow);outline-offset:-4px}}.tpage,.teacher{display:grid;gap:var(--s4);align-content:start;min-width:0}.tpage>*,.teacher>*{min-width:0}.tpage__head,.teacher__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:var(--s3) 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var(--rule);background:var(--plate);color:var(--ink);white-space:nowrap}.chip--level{font-weight:800;border-color:var(--ink)}.chip--topic{background:var(--ground)}.chip--clickable{cursor:pointer;font:inherit;font-size:.88rem;font-weight:700;min-height:36px;padding:2px 13px;border-radius:18px;border-color:var(--rule-strong)}@media(pointer:coarse){.chip--clickable{min-height:44px;border-radius:22px}}.chip--clickable:hover{border-color:var(--ink)}.chip--active,.chip--active:hover{background:var(--ink);border-color:var(--ink);color:#fff}.chip__x{border:0;background:transparent;cursor:pointer;font:inherit;line-height:1;padding:0 2px;color:inherit;display:inline-grid;place-items:center;min-width:24px;min-height:24px}.chips{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.filters{display:grid;gap:var(--s2);justify-items:start}.filters__row{display:flex;flex-wrap:wrap;align-items:center;gap:6px}.filters__label{font-size:.85rem;font-weight:600;color:var(--muted);min-width:4.5rem}.filters__sep{width:var(--s3)}.lessons{display:grid;gap:10px}.lesson-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--s2) var(--s4);align-items:center;padding:14px var(--s4)}.lesson-row--archived{background:var(--ground)}.lesson-row__title{font-weight:700;font-size:1.2rem;text-decoration:none;color:var(--ink);overflow-wrap:anywhere}.lesson-row__title:hover{color:var(--shell);text-decoration:underline}.lesson-row__meta{display:flex;flex-wrap:wrap;gap:6px var(--s2);align-items:center;margin-top:6px;font-size:.9rem;color:var(--muted)}.lesson-row__links{display:flex;gap:var(--s4);font-size:.95rem;font-weight:600;flex-wrap:wrap;justify-content:flex-end}.lesson-row__links a{display:inline-flex;align-items:center;min-height:32px}.lesson-row__side{display:grid;justify-items:end;gap:var(--s2)}.dot--draft{display:inline-block;width:9px;height:9px;border-radius:50%;background:var(--warn);margin-left:6px;vertical-align:middle}@media(max-width:719px){.lesson-row{grid-template-columns:minmax(0,1fr)}.lesson-row__side{justify-items:start}.lesson-row__links{justify-content:flex-start}.lesson-row__links a{min-height:44px}}.switch{position:relative;display:inline-flex;align-items:center;gap:var(--s2);cursor:pointer;font-size:.9rem;font-weight:600;min-height:32px}.switch input{position:absolute;opacity:0;width:0;height:0}.switch__track{width:42px;height:24px;border-radius:12px;background:var(--rule-strong);position:relative;transition:background .15s var(--ease);flex:none}.switch__track:after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:transform .15s var(--ease);box-shadow:0 1px 2px #00000059}.switch input:checked+.switch__track{background:var(--ok)}.switch input:checked+.switch__track:after{transform:translate(18px)}.switch input:focus-visible+.switch__track{outline:3px solid var(--shell-2);outline-offset:2px}.switch input:disabled+.switch__track{opacity:.5}.tabs{display:flex;gap:4px;border-bottom:2px solid var(--rule);overflow-x:auto}.tabs a{padding:10px 14px;min-height:44px;display:inline-flex;align-items:center;text-decoration:none;color:var(--muted);font-weight:700;white-space:nowrap;margin-bottom:-2px;border-bottom:4px solid transparent}.tabs a:hover{color:var(--ink)}.tabs a[aria-current=page]{color:var(--ink);border-bottom-color:var(--shell)}.tform{display:grid;gap:14px;align-content:start}.tform__row{display:grid;gap:6px}.tform__inline{display:flex;flex-wrap:wrap;gap:var(--s2) var(--s4);align-items:center}.tform__actions{display:flex;gap:var(--s2) var(--s3);flex-wrap:wrap;align-items:center}.taginput{display:grid;gap:6px}.taginput__chips{display:flex;flex-wrap:wrap;gap:6px;min-height:1.2rem}.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s4);align-items:start}.grid2>*{min-width:0}.stack{display:grid;gap:var(--s4);align-content:start}@media(max-width:819px){.grid2{grid-template-columns:minmax(0,1fr)}}.codebox{background:var(--yellow);border:0;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--s4);align-items:center}.codebox__code{font-size:2.6rem;font-weight:800;letter-spacing:.08em;line-height:1.1;font-variant-numeric:tabular-nums}.codebox__url{font-weight:600;font-size:.9rem;overflow-wrap:anywhere}.codebox__qr{width:160px;height:160px;border-radius:var(--r2);background:#fff;padding:8px}@media(max-width:559px){.codebox{grid-template-columns:minmax(0,1fr)}}.danger-zone{border-color:#efb9b3;display:grid;gap:var(--s2);justify-items:start}.groupin{display:grid;gap:6px}.input--group{max-width:18rem;font-weight:700}.controls--open{display:grid;gap:var(--s3);justify-items:start}.table-wrap{background:var(--plate);border:1px solid var(--rule);border-radius:var(--r3);overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:.95rem}th,td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--rule);vertical-align:middle}th{font-size:.82rem;font-weight:700;color:var(--muted);border-bottom:2px solid var(--ink);white-space:nowrap}tbody tr:last-child td{border-bottom:0}td.nowrap{white-space:nowrap}.inline-actions{display:flex;gap:var(--s2) var(--s3);flex-wrap:wrap;align-items:center}.inline-actions a{font-weight:600;white-space:nowrap}@media(max-width:719px){.rtable-wrap{background:none;border:0;overflow:visible}.rtable thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.rtable,.rtable tbody{display:grid;gap:10px}.rtable tr{display:grid;gap:6px;background:var(--plate);border:1px solid var(--rule);border-radius:var(--r3);padding:12px 14px}.rtable td{display:block;position:relative;padding:0 0 0 7rem;min-height:1.5em;border:0}.rtable td:before{content:attr(data-label);position:absolute;left:0;top:.1em;width:6.5rem;color:var(--muted);font-size:.85rem;font-weight:600}.rtable td.rtable__lead{padding-left:0;font-size:1.1rem;font-weight:700}.rtable td.rtable__lead:before,.rtable td.rtable__actions:before{content:none}.rtable td.rtable__actions{padding-left:0;margin-top:4px}.rtable .inline-actions a{display:inline-flex;align-items:center;min-height:44px}}.day{display:grid;gap:var(--s2)}.day__title{font-size:1.05rem;font-weight:800}.day__title:first-letter{text-transform:uppercase}.day--deleted{margin-top:var(--s5);padding-top:var(--s4);border-top:2px dashed var(--rule-strong)}.run-deleted{align-items:center;flex-wrap:wrap}.rh{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px}.rh__title{display:grid;gap:4px;min-width:0}.rh__name{display:flex;flex-wrap:wrap;align-items:center;gap:6px var(--s3)}.rh__meta{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s2) 14px;color:var(--muted);font-size:.95rem}.rh__meta b{color:var(--ink);font-variant-numeric:tabular-nums}.rh__act{margin-left:auto;display:flex;flex-wrap:wrap;align-items:center;gap:10px}.codechip{display:inline-flex;align-items:center;gap:var(--s2);min-height:44px;padding:0 12px;border:1.5px solid 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.step__n{background:var(--ink);color:#fff}.step--now{border:2px solid var(--ink);padding:11px 13px}.step__t{font-weight:800}.step__b{grid-column:2;display:grid;gap:var(--s2);justify-items:start;font-size:.95rem;color:var(--muted)}.step__b a,.step__b .btn{color-scheme:light}@media(min-width:900px){.steps{grid-template-columns:repeat(3,minmax(0,1fr))}}.nextgroup{display:grid;gap:var(--s2)}.legend{display:flex;flex-wrap:wrap;gap:6px var(--s4);font-size:.85rem;color:var(--muted);align-items:center}.legend span{display:inline-flex;align-items:center;gap:6px}.ts{width:14px;height:14px;display:inline-block;position:relative;flex:none}.ts--ok{border-radius:50%;background:var(--ok)}.ts--bad{border-radius:2px;background:var(--bad)}.ts--bad:before,.ts--bad:after{content:"";position:absolute;left:50%;top:50%;width:70%;height:2px;background:#fff;transform:translate(-50%,-50%) rotate(45deg)}.ts--bad:after{transform:translate(-50%,-50%) rotate(-45deg)}.ts--part{border-radius:50%;border:2px solid var(--ok);background:linear-gradient(90deg,var(--ok) 50%,var(--plate) 50%)}.ts--skip{border-radius:50%;border:2px solid var(--skip);background:var(--plate)}.ts--skip:before{content:"";position:absolute;left:50%;top:50%;width:50%;height:2px;background:var(--skip);transform:translate(-50%,-50%)}.ts--open{border-radius:50%;border:3px solid var(--ink);background:var(--yellow)}.ts--out:before{content:"";position:absolute;left:50%;top:50%;width:6px;height:2px;margin:-1px -3px;background:#d4d4d4}.ts--none:before{content:"";position:absolute;left:50%;top:50%;width:4px;height:4px;margin:-2px;border-radius:50%;background:#bdbdbd}@media(prefers-reduced-motion:no-preference){.ts--open{animation:stop-pulse 1.8s ease-out infinite}.vk-grid--reveal .vk-plate--host{transition:background .22s var(--ease),color .22s var(--ease),box-shadow .2s var(--ease) .28s}.vk-chart__bar{transform-box:fill-box;transform-origin:left center;animation:vk-grow .35s var(--ease) backwards}.vk-chart__n{transform-box:fill-box;transform-origin:left center;animation:vk-in .2s var(--ease) .3s backwards}@keyframes vk-grow{0%{transform:scaleX(0)}to{transform:none}}.vk-clock--host.vk-clock--last .vk-clock__time{display:inline-block;animation:vk-tick .4s var(--ease)}@keyframes vk-tick{0%{transform:scale(1.18)}to{transform:none}}.vk-place--in{animation:vk-rise .5s var(--ease)}@keyframes vk-rise{0%{transform:translateY(16px);opacity:0}to{transform:none;opacity:1}}@keyframes stop-pulse{0%{box-shadow:0 0 #ffcc00bf}to{box-shadow:0 0 0 9px #fc00}}}.tstrip{display:flex;flex-wrap:wrap;gap:var(--s2) 10px}.tseg{display:flex;gap:3px;position:relative}.tseg:before{content:"";position:absolute;left:6px;right:6px;bottom:6px;height:2px;background:var(--lc);opacity:.5}.tseg .ts{z-index:1}.hseg{width:calc(var(--n) * 17px - 3px);display:flex;align-items:center;gap:5px;overflow:hidden;white-space:nowrap;border-top:3px solid 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var(--rule);border-radius:var(--r2);background:var(--plate)}.vk-host__board,.vk-host__podium{display:grid;gap:var(--s4)}.vk-host__board .vk-h2{font-size:clamp(1.4rem,2.4vw,2.4rem)}.vk-standings--host .vk-row{min-height:56px;padding:8px 20px;font-size:clamp(1.2rem,2vw,2rem)}.vk-standings--host .vk-delta{font-size:.7em}.vk-places--host .vk-place{min-height:88px;padding:16px 24px;font-size:clamp(1.4rem,2.6vw,2.6rem)}.vk-place--hidden{visibility:hidden}.vk-bar{position:relative;z-index:10;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:var(--s3);padding:var(--s3) var(--s5);background:var(--ink);color:#fff}.vk-bar__l,.vk-bar__r{display:flex;align-items:center;flex-wrap:wrap;gap:var(--s2)}.vk-bar .btn--quiet{color:#fff;border-color:#ffffff80}.vk-bar .btn--quiet:not(:disabled):hover{border-color:#fff}.vk-bar .btn--danger-ghost{background:transparent;color:#ffb3ab;border-color:#ffb3ab}.vk-bar .confirm__q{color:#fff}.vk-bar 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td:nth-child(2){font-style:italic}.diag-rounds__sum{cursor:pointer;font-weight:700}.diag-rounds__table{margin-top:var(--s3)}.diag-rounds__skipped td{color:var(--muted)}.helpers__chip{padding-right:2px}.chip__x{display:inline-flex;align-items:center;justify-content:center;min-width:28px;min-height:28px;border:0;background:transparent;color:var(--muted);font:inherit;font-size:1.05rem;line-height:1;padding:0;cursor:pointer;border-radius:14px}.chip__x:hover,.chip__x:focus-visible{color:var(--ink);background:var(--ground)}@media(pointer:coarse){.chip__x{min-width:44px;min-height:44px;margin:-9px -8px -9px 0}}.chip--owner{background:var(--ink);border-color:var(--ink);color:var(--plate);font-weight:700}.people{display:grid;gap:10px;margin-top:var(--s4)}.people__h{font-size:1.15rem;font-weight:800;margin:var(--s3) 0 0}.person{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--s2) var(--s4);align-items:start;padding:14px var(--s4)}.person--off{background:var(--ground)}.person--fresh{border-color:var(--ink)}.person__main{min-width:0}.person__name{margin:0;font-size:1.2rem;font-weight:700;line-height:1.2;overflow-wrap:anywhere}.person__role{margin:2px 0 0;font-weight:600}.person__meta{display:flex;flex-wrap:wrap;gap:2px var(--s3);margin:6px 0 0;font-size:.9rem;color:var(--muted)}.person__meta a{color:var(--ink);font-weight:600;display:inline-flex;align-items:center;min-height:24px}.person__helpers{display:flex;flex-wrap:wrap;align-items:center;gap:6px var(--s2);margin-top:var(--s2)}.person__label{font-weight:700;font-size:.9rem}.person__hint{margin:var(--s2) 0 0}.person__actions{justify-content:flex-end;align-self:start}.person__step{grid-column:1 / -1;border-top:1px solid var(--rule);padding-top:var(--s3);display:grid;gap:var(--s2);outline:none}.person__step:focus-visible{box-shadow:inset 0 3px 0 var(--yellow)}.person__form{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s2) var(--s3)}.person__form .input{min-width:13rem}.person__note{margin:0;flex-basis:100%;max-width:70ch}.person__codeline{margin:0;display:flex;flex-wrap:wrap;align-items:baseline;gap:var(--s2) var(--s3)}.person-search{width:18rem;max-width:100%}@media(max-width:719px){.person{grid-template-columns:minmax(0,1fr)}.person__actions{justify-content:flex-start}}@media(pointer:coarse){.person__meta a{min-height:44px;margin:-10px 0}}.toast--row{display:flex;align-items:center;gap:var(--s3)}.toast--bad{background:var(--bad)}.toast__action{background:var(--yellow);color:var(--ink);border:0;border-radius:var(--r1);font:inherit;font-weight:700;padding:0 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var(--u5);border-radius:var(--r2)}.agenda__row--cancelled{border-left-color:var(--rule-strong);color:var(--muted)}.agenda__row--no_show{border-left-color:var(--warn)}.agenda__row--block{border-left-color:var(--u4);background:var(--tint)}.agenda__time{font-weight:800;font-variant-numeric:tabular-nums;white-space:nowrap}.agenda__main{display:grid;gap:2px;min-width:0}.agenda__who{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s2)}.agenda__meta,.agenda__contact{font-size:.95rem;color:var(--muted);overflow-wrap:anywhere}.agenda__note{font-size:.95rem}.agenda__actions{grid-column:1 / -1;display:flex;flex-wrap:wrap;gap:var(--s2)}@media(min-width:700px){.agenda__row{grid-template-columns:auto minmax(0,1fr) auto}.agenda__actions{grid-column:auto;align-self:start;justify-content:flex-end}}.block-form{margin-top:var(--s5)}.block-form .tform__inline{align-items:end}.block-form .tform__row{gap:4px}.block-form__note{flex:1 1 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