/* Спокойная светлая тема в духе современных LMS: нейтральный фон, белые карточки, один бирюзовый акцент. */
:root{
  --bg:#f0f2f5;--card:#fff;--ink:#1b2740;--muted:#8791a3;--line:#e6e9ef;--fill:#eef0f4;
  --brand:#005caa;--brand-d:#004a8c;--brand-l:#e6f0fa;
  --ok:#1f9d55;--bad:#e0524d;--warn:#b7791f;--r:18px;--shadow:0 1px 2px rgba(30,40,60,.04)
}
*{box-sizing:border-box}
body{margin:0;font:15.5px/1.55 "Segoe UI","Helvetica Neue",Roboto,Arial,sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}
a{color:var(--brand-d);text-decoration:none}a:hover{text-decoration:underline}
svg.i{width:1.15em;height:1.15em;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;vertical-align:-.2em;flex:none}

/* шапка */
header{background:#fff;padding:12px 32px;display:flex;gap:6px;align-items:center;flex-wrap:wrap;border-bottom:1px solid var(--line)}
.logo{display:flex;align-items:center;gap:14px;color:var(--ink);margin-right:22px}
.logo:hover{text-decoration:none}
.logo img{height:30px;width:auto;display:block}
.logo span{font-weight:600;font-size:15px;color:var(--muted);padding-left:14px;border-left:1px solid var(--line);line-height:1.2}
header nav{display:flex;gap:2px;flex-wrap:wrap}
header nav a{color:var(--muted);font-weight:600;font-size:14.5px;padding:7px 13px;border-radius:10px}
header nav a:hover,header nav a.on{background:var(--fill);color:var(--ink);text-decoration:none}
header .sp{flex:1}
.hmenu{display:flex;flex:1;align-items:center;gap:6px;min-width:0}.burger{display:none}.toc-btn{display:none}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--brand-l);color:var(--brand-d);display:grid;place-items:center;font-weight:700;font-size:14px}
.who{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:14px;margin-right:6px}
main{max-width:1180px;margin:26px auto 60px;padding:0 24px}
footer{text-align:center;color:var(--muted);font-size:13px;padding:0 0 30px}

/* карточки, заголовки */
.card{background:var(--card);border-radius:var(--r);padding:22px 26px;margin-bottom:16px;box-shadow:var(--shadow)}
h1{font-size:27px;line-height:1.25;margin:0 0 18px;letter-spacing:-.3px;font-weight:700}h2{font-size:19px;margin:0 0 14px;font-weight:700}h3{font-size:16px;margin:0 0 10px;font-weight:700}
.muted{color:var(--muted);font-size:14px}
hr{border:0;border-top:1px solid var(--line);margin:20px 0}

/* кнопки и поля */
.btn,button{background:var(--brand);color:#fff;border:0;border-radius:12px;padding:10px 20px;font:inherit;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:8px;justify-content:center;transition:.15s}
.btn:hover,button:hover{background:var(--brand-d);text-decoration:none}
button.sec,.btn.sec{background:var(--fill);color:var(--ink)}button.sec:hover,.btn.sec:hover{background:#e2e6ec}
.btn.soft{background:var(--brand-l);color:var(--brand-d)}.btn.soft:hover{background:#d3f1ea}
button.bad{background:var(--bad)}button.bad:hover{background:#c43f3a}
button.ok{background:var(--ok)}
button.sm,.btn.sm{padding:5px 12px;font-size:13px;border-radius:9px}
input,select,textarea{font:inherit;padding:11px 14px;border:1px solid transparent;border-radius:12px;width:100%;background:var(--fill);color:var(--ink);transition:.15s}
input:focus,select:focus,textarea:focus{outline:0;background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-l)}
input::placeholder,textarea::placeholder{color:#a3abb9}
input[type=checkbox],input[type=radio]{width:auto;accent-color:var(--brand)}
input[type=file]{padding:8px}
label{display:block;margin:13px 0 6px;font-size:14px;color:var(--muted);font-weight:500}
label:has(>input[type=checkbox]),label:has(>input[type=radio]){display:flex;gap:10px;align-items:center}
form.inline{display:inline}.row{display:flex;gap:12px;align-items:end;flex-wrap:wrap}.row>*{flex:1}.row>.fit{flex:0 0 auto}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}@media(max-width:700px){.grid2{grid-template-columns:1fr}}

/* таблицы, теги */
table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:11px 8px;border-bottom:1px solid var(--line);vertical-align:top;font-size:15px}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.4px}tr:last-child td{border-bottom:0}
.tag{display:inline-block;border-radius:99px;padding:2px 11px;font-size:12px;font-weight:600;background:var(--fill);color:var(--muted)}
.tag.ok{background:#dcf4e6;color:#146c3b}.tag.brand{background:var(--brand-l);color:var(--brand-d)}.tag.bad{background:#fbe3e2;color:#b73a35}.tag.warn{background:#fff0cf;color:#8a5a00}

/* прогресс */
.bar{background:#e4e8ee;border-radius:99px;height:6px;overflow:hidden;margin:10px 0 6px}.bar>i{display:block;height:100%;background:var(--brand);border-radius:99px}

/* баннер школы и курса */
.school{border-radius:22px;padding:34px 36px;color:#fff;position:relative;overflow:hidden;margin-bottom:22px;background:#1f2a3b;background-size:cover;background-position:center;display:flex;align-items:center;gap:22px;min-height:150px}
.school:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 120%,rgba(0,92,170,.55),transparent 55%),linear-gradient(120deg,rgba(15,22,36,.55),rgba(15,22,36,.1))}
.school>*{position:relative}
.school .mark{background:#fff;border-radius:18px;padding:14px 18px;display:grid;place-items:center;flex:none}.school .mark img{height:46px;width:auto;display:block}
.school small{display:block;opacity:.75;font-size:14px;margin-bottom:2px}.school h1{color:#fff;margin:0;font-size:30px}
.school .chips{margin-left:auto;display:flex;gap:10px;flex-wrap:wrap}
.chip{background:rgba(255,255,255,.16);border-radius:12px;padding:8px 14px;display:flex;align-items:center;gap:8px;font-weight:600;font-size:14px}

/* вкладки и поиск */
.toolbar{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin-bottom:20px}
.seg{display:inline-flex;background:#e3e7ed;border-radius:14px;padding:4px;gap:2px}
.seg a,.seg span{padding:8px 18px;border-radius:10px;font-weight:600;color:var(--muted);font-size:14.5px;display:flex;gap:8px;align-items:center}
.seg .on{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(30,40,60,.1)}.seg a:hover{text-decoration:none;color:var(--ink)}
.search{flex:1;min-width:220px;position:relative}.search svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted)}
.search input{padding-left:42px;background:#e3e7ed}.search input:focus{background:#fff}

/* карточки курсов с обложками */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:20px}
.course{background:var(--card);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;transition:.18s}
.course:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(30,40,60,.1)}
.cover{height:150px;position:relative;background-size:cover;background-position:center;padding:18px 18px;color:#fff;display:flex;flex-direction:column;justify-content:space-between;overflow:hidden}
.cover:after{content:"";position:absolute;right:-30px;bottom:-40px;width:150px;height:150px;border-radius:50%;background:radial-gradient(circle,rgba(0,92,170,.7),transparent 70%)}
.cover .ct{font-size:19px;font-weight:700;line-height:1.25;position:relative;z-index:1;max-width:85%;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.cover.img:after{display:none}.cover.img .ct{display:none}
.cover .badge{align-self:flex-start;background:rgba(255,255,255,.92);color:var(--ink);font-size:12px;font-weight:700;border-radius:99px;padding:3px 11px;position:relative;z-index:1}
.v0{background-image:linear-gradient(135deg,#010317,#0a2a58)}.v1{background-image:linear-gradient(135deg,#071a36,#005caa)}
.v2{background-image:linear-gradient(135deg,#0c1830,#2f568f)}.v3{background-image:linear-gradient(135deg,#15192b,#3e4c7a)}
.v4{background-image:linear-gradient(135deg,#0a2236,#14699f)}.v5{background-image:linear-gradient(135deg,#101a2c,#4a6b9c)}
.course .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:3px;flex:1}
.course h3{font-size:16.5px;margin:0}.course h3 a{color:var(--ink)}
.course .desc{color:var(--muted);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.9em}
.course .foot{margin-top:auto;padding-top:12px;display:flex;flex-direction:column;gap:8px}.course .foot .btn{width:100%}

/* страница курса */
.banner{border-radius:22px;padding:34px 36px;color:#fff;position:relative;overflow:hidden;margin-bottom:20px;min-height:190px;display:flex;flex-direction:column;justify-content:flex-end;background-size:cover;background-position:center}
.banner.img:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,16,28,.1),rgba(10,16,28,.7))}
.banner:not(.img):before{content:"";position:absolute;right:-60px;bottom:-90px;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(0,92,170,.6),transparent 70%)}
.banner>*{position:relative}.banner h1{color:#fff;margin:0 0 6px;font-size:30px}.banner p{margin:0;opacity:.9;max-width:720px}
.module{padding:8px 24px 12px}
.module h2{display:flex;align-items:center;gap:12px;padding-top:14px;margin-bottom:6px}
.module h2 .n{width:30px;height:30px;border-radius:9px;background:var(--fill);color:var(--muted);display:grid;place-items:center;font-size:14px;font-weight:700;flex:none}
.module h2 .cnt{margin-left:auto;font-size:13px;color:var(--muted);font-weight:500}
.lesson{display:flex;gap:12px;align-items:center;padding:11px 10px;border-radius:12px;color:var(--ink)}
.lesson:hover{background:#f6f8fa}.lesson.locked{opacity:.5}.lesson .t{flex:1}
.lesson .ico{width:34px;height:34px;border-radius:50%;background:var(--fill);color:var(--muted);display:grid;place-items:center;flex:none}
.lesson .ico.done{background:var(--ok);color:#fff}.lesson .ico.go{background:var(--brand-l);color:var(--brand-d)}

/* урок: боковая навигация */
.layout{display:grid;grid-template-columns:310px minmax(0,1fr);gap:22px;align-items:start}
@media(max-width:900px){.layout{grid-template-columns:1fr}}
.side{background:#fff;border-radius:var(--r);padding:18px 14px;position:sticky;top:14px;max-height:calc(100vh - 28px);overflow:auto;box-shadow:var(--shadow)}
.side .ttl{font-weight:700;padding:0 8px;line-height:1.3;display:block;color:var(--ink)}
.side .bar{margin:12px 8px 4px}.side .sub{padding:0 8px 10px;display:block}
.side h4{margin:14px 8px 4px;font-size:11.5px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted)}
.side a.l,.side span.l{display:flex;gap:10px;align-items:center;padding:8px 8px;border-radius:10px;color:var(--ink);font-size:14.5px;line-height:1.3}
.side a.l:hover{background:var(--fill);text-decoration:none}.side .cur{background:var(--brand-l);font-weight:600}
.side .l.locked{color:#a3abb9}.side .l .ico{width:22px;height:22px;display:grid;place-items:center;color:var(--muted);flex:none}
.side .l .ico.done{color:var(--ok)}

.layout.side-right{grid-template-columns:minmax(0,1fr) 320px}

/* содержимое занятий */
.callout{background:var(--brand-l);border-left:4px solid var(--brand);padding:12px 16px;border-radius:10px;margin:14px 0}
.content img,.content video{max-width:100%;border-radius:14px}.content iframe{width:100%;aspect-ratio:16/9;border:0;border-radius:14px}
.content p{margin:14px 0}.q{margin:18px 0}.q label{color:var(--ink);font-size:15.5px;margin:6px 0}
blockquote{margin:14px 0;padding:6px 18px;border-left:4px solid var(--line);color:var(--muted)}
pre{background:#1f2a3b;color:#e8ecf3;padding:14px 16px;border-radius:12px;overflow:auto}
details{background:#f5f7fa;border-radius:12px;padding:10px 16px;margin:14px 0}summary{cursor:pointer;font-weight:600}
.q.ok{border-left:4px solid var(--ok);padding-left:12px}.q.bad{border-left:4px solid var(--bad);padding-left:12px}
.timer{position:sticky;top:10px;background:#fff0cf;border-radius:12px;padding:10px 16px;font-weight:700;margin-bottom:14px;z-index:5}
.err{background:#fbe3e2;color:#b73a35;padding:10px 14px;border-radius:10px;margin-bottom:14px}

/* пустые состояния */
.empty{text-align:center;padding:54px 20px;color:var(--muted)}
.empty svg.i{width:44px;height:44px;margin-bottom:12px;color:#b5bcc9;stroke-width:1.6}
.empty h3{color:var(--ink);font-size:17px}.empty p{max-width:420px;margin:6px auto 0}

/* вход */
body.auth{min-height:100vh;display:grid;place-items:center;background:var(--bg)}
.login{background:#fff;border-radius:24px;padding:40px 38px 34px;width:min(430px,92vw);box-shadow:0 10px 40px rgba(30,40,60,.08)}
.login .biglogo{display:block;height:52px;width:auto;margin:0 0 24px}
.login h1{font-size:24px;margin:0 0 4px}.login p.sub{margin:0 0 18px;color:var(--muted)}
.login button{width:100%;padding:13px;margin-top:20px;font-size:16px}

/* ================= телефон и планшет ================= */
@media(max-width:900px){
  .layout,.layout.side-right{grid-template-columns:1fr;gap:14px}
  .side{display:none;position:static;max-height:none}.side.open{display:block}
  .toc-btn{display:flex;align-items:center;gap:10px;width:100%;background:#fff;color:var(--ink);border-radius:14px;padding:13px 16px;font-weight:600;box-shadow:var(--shadow);justify-content:flex-start}
  .toc-btn span{flex:1;text-align:left}.toc-btn:hover{background:#fff}.toc-btn svg:last-child{transition:.2s}.toc-btn.open svg:last-child{transform:rotate(180deg)}
}
@media(max-width:760px){
  body{font-size:16px}
  header{padding:10px 14px;padding-top:calc(10px + env(safe-area-inset-top))}
  .logo{margin-right:0;gap:10px}.logo img{height:26px}.logo span{font-size:14px;padding-left:10px}
  .burger{display:grid;place-items:center;margin-left:auto;width:44px;height:44px;padding:0;background:var(--fill);color:var(--ink);border-radius:12px}
  .burger:hover{background:#e2e6ec}.burger svg{width:22px;height:22px}
  .hmenu{display:none;flex-basis:100%;flex-direction:column;align-items:stretch;gap:10px;padding:10px 0 4px}
  header.open .hmenu{display:flex}
  header nav{flex-direction:column;gap:2px;width:100%}
  header nav a{padding:13px 14px;font-size:16px;border-radius:12px}
  header .sp{display:none}
  .who{padding:6px 4px;font-size:15px}.hmenu form{width:100%}.hmenu form button{width:100%;min-height:44px}
  main{padding:0 14px;margin:14px auto 40px;padding-bottom:env(safe-area-inset-bottom)}
  h1{font-size:23px;margin-bottom:14px}h2{font-size:18px}
  .card{padding:16px 16px;border-radius:16px;overflow-x:auto}
  .school{padding:22px 18px;gap:14px;border-radius:18px;flex-wrap:wrap;min-height:0}
  .school .mark{background:#fff;border-radius:18px;padding:14px 18px;display:grid;place-items:center;flex:none}.school .mark img{height:46px;width:auto;display:block}
  .school .chips{margin-left:0;width:100%}.chip{padding:7px 12px;font-size:13px}
  .toolbar{gap:10px}.toolbar .seg{width:100%}.seg a,.seg span{flex:1;justify-content:center}
  .search{flex:1 1 100%;min-width:0}
  .cards{grid-template-columns:1fr;gap:14px}
  .cover{height:128px}.course:hover{transform:none;box-shadow:var(--shadow)}
  .banner{padding:22px 18px;min-height:150px;border-radius:18px}.banner h1{font-size:24px}
  .module{padding:6px 12px 8px}.module h2{padding-top:10px}
  .lesson{padding:12px 6px;gap:10px;flex-wrap:wrap}.lesson .t{min-width:60%}.lesson .tag{display:none}
  .btn,button{min-height:46px;padding:11px 18px}
  button.sm,.btn.sm{min-height:38px;padding:7px 14px}
  input,select,textarea{font-size:16px;padding:13px 14px;min-height:48px}
  input[type=checkbox],input[type=radio]{width:22px;height:22px;min-height:0}
  .row{flex-direction:column;align-items:stretch}.row>*,.row>.fit{flex:1 1 auto;width:100%}
  .row button{width:100%}
  .content .q label{display:flex;gap:12px;align-items:center;background:var(--fill);border-radius:12px;padding:12px 14px;margin:8px 0}
  .content .q label input{flex:none}
  .content form>button,.content form p>button{width:100%}
  .content{overflow-x:hidden}.content pre{font-size:13px}
  .timer{top:8px}
  /* таблицы -> карточки с подписями (подписи проставляет скрипт в base.html) */
  table,table tbody{display:block;width:100%}
  table tr.hd{display:none}
  table tr{display:block;padding:12px 0;border-bottom:1px solid var(--line)}table tr:last-child{border-bottom:0}
  table td{display:flex;gap:12px;align-items:center;justify-content:space-between;border:0;padding:5px 0;font-size:15px}
  table td:before{content:attr(data-label);color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.3px;flex:0 0 34%;font-weight:600}
  table td[data-label=""]:before{display:none}
  table td>input,table td>select,table td form{flex:1}
  main form:not(.inline) button:not(.sm){width:100%}
  .toolbar .seg{display:none}
  section>a.btn{width:100%}
  .login{padding:30px 22px 26px;border-radius:20px}
  /* строки расписания и админские ряды */
  .lesson input[type=datetime-local]{width:100%!important}.lesson .t[style]{padding-left:0!important}
  .empty{padding:36px 14px}
  .side{padding:14px 10px}
}
@media(hover:none){.btn:hover,button:hover{filter:none}.course:hover{transform:none}}
@media(max-width:760px){.school .mark{padding:9px 14px;border-radius:14px}.school .mark img{height:30px}.school h1{font-size:23px}}

.banner-img{height:250px;border-radius:22px;background-size:cover;background-position:center;margin-bottom:16px;box-shadow:var(--shadow)}
@media(max-width:760px){.banner-img{height:150px;border-radius:18px}}

@media(max-width:900px){.layout.side-right[style*='330px']{grid-template-columns:1fr!important}}
.avatar{border-radius:50%;display:inline-grid;place-items:center;background:var(--brand-l);color:var(--brand-d);font-weight:700;overflow:hidden;flex:none}


/* правая часть шапки: колокольчик и меню профиля */
.hright{display:flex;align-items:center;gap:8px;margin-left:auto}
.bell{position:relative;width:40px;height:40px;border-radius:50%;background:var(--fill);color:var(--ink);display:grid;place-items:center}
.bell:hover{background:#e2e6ec;text-decoration:none}.bell svg{width:20px;height:20px}
i.cnt{position:absolute;top:-4px;right:-4px;min-width:20px;height:20px;border-radius:99px;background:var(--brand);color:#fff;font:700 11px/16px "Segoe UI",Arial,sans-serif;text-align:center;padding:0 4px;border:2px solid #fff;box-sizing:border-box;font-style:normal}
.umenu{position:relative}
.ubtn{background:transparent;color:var(--muted);padding:3px 8px 3px 3px;border-radius:99px;gap:8px;font-weight:500;font-size:14px;min-height:0}
.ubtn:hover{background:var(--fill);color:var(--ink)}.ubtn>svg{width:16px;height:16px}
.umenu.open .ubtn{background:var(--fill)}
.drop{display:none;position:absolute;right:0;top:calc(100% + 8px);min-width:210px;background:#fff;border-radius:16px;padding:6px;box-shadow:0 14px 34px rgba(30,40,60,.16);border:1px solid var(--line);z-index:30}
.umenu.open .drop{display:block}
.drop a,.drop button.lo{display:flex;align-items:center;gap:10px;width:100%;padding:10px 12px;border-radius:10px;color:var(--ink);font-weight:500;font-size:14.5px;background:transparent;justify-content:flex-start;min-height:0}
.drop a:hover,.drop button.lo:hover{background:var(--fill);text-decoration:none;color:var(--ink)}
.drop button.lo{color:var(--bad)}.drop button.lo:hover{color:var(--bad)}
.drop form{margin:0}

/* уведомления */
.notes{padding:6px}
.note{display:flex;gap:14px;align-items:center;padding:13px 14px;border-radius:12px;color:var(--ink)}
.note:hover{background:#f6f8fa;text-decoration:none}.note .t{flex:1}
.note .ico{width:36px;height:36px;border-radius:50%;background:var(--fill);color:var(--muted);display:grid;place-items:center;flex:none}
.note.new{background:var(--brand-l)}.note.new .ico{background:#fff;color:var(--brand)}
.note.warn .ico{background:#fff0cf;color:#8a5a00}

/* панель занятия: назад / дальше */
.lnav{display:flex;gap:12px;align-items:center;margin-top:4px}.lnav .go{margin-left:auto}

/* нижняя панель вкладок (только телефон) */
.tabbar{display:none}
@media(max-width:760px){
  header{flex-wrap:nowrap;align-items:center}
  header.open{flex-wrap:wrap}
  .hright{order:2}.burger{order:3;margin-left:6px}
  .hmenu{order:9;flex:0 0 100%}
  .uname,.ubtn>svg{display:none}.ubtn{padding:0}
  header .hmenu nav a{background:var(--fill)}
  body.has-tabs{padding-bottom:calc(72px + env(safe-area-inset-bottom))}
  body.has-lnav{padding-bottom:calc(142px + env(safe-area-inset-bottom))}
  .tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:1px solid var(--line);padding:6px 8px calc(6px + env(safe-area-inset-bottom));gap:4px;z-index:20}
  .tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;font-size:11.5px;font-weight:600;color:var(--muted);padding:7px 0 5px;border-radius:12px;position:relative}
  .tabbar a:hover{text-decoration:none}.tabbar a.on{color:var(--brand);background:var(--brand-l)}.tabbar svg{width:23px;height:23px}
  .tabbar i.cnt{top:2px;right:calc(50% - 22px)}
  .lnav{position:fixed;left:0;right:0;bottom:calc(62px + env(safe-area-inset-bottom));background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-top:1px solid var(--line);padding:10px 14px;z-index:19;margin:0}
  .lnav .go{flex:1;margin-left:0}.lnav .go button,.lnav a.go{width:100%}
  .lnav>a.sec{flex:none}
  .drop{min-width:200px}
}


/* разделы курсов на главной */
.chips-row{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 18px}
.catchip{background:#fff;color:var(--muted);border-radius:99px;padding:7px 16px;font-size:14px;box-shadow:var(--shadow);min-height:0}
.catchip:hover{background:#fff;color:var(--ink)}.catchip span{opacity:.6;font-weight:500}
.catchip.on{background:var(--brand);color:#fff}.catchip.on:hover{background:var(--brand-d);color:#fff}
h2.cat{margin:6px 0 12px;font-size:17px;color:var(--ink)}.catgroup{margin-bottom:22px}

/* показатели (команда, отчёты) */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin:0 0 16px}
.stat{background:#fff;border-radius:16px;padding:14px 16px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:2px}
.stat b{font-size:24px;line-height:1.2}.stat span{color:var(--muted);font-size:13px}.stat.bad b{color:var(--bad)}
.who-cell{min-width:200px}

/* обсуждение под занятием */
#discussion h2{display:flex;align-items:center;gap:10px}
.cmt{padding:12px 0;border-top:1px solid var(--line);scroll-margin-top:16px}.cmt:first-of-type{border-top:0}
.cmt-h{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.cmt-h form{margin-left:auto}
.cmt-t{margin:6px 0 4px 38px;white-space:normal;overflow-wrap:anywhere}
.cmt.reply{margin:6px 0 0 38px;padding:10px 12px;border:0;background:var(--fill);border-radius:12px}.cmt.reply .cmt-t{margin-left:34px}
.reply-form{background:transparent;padding:0 0 0 38px;margin:4px 0}.reply-form summary{color:var(--brand-d);font-size:14px;font-weight:600}
.cmt:target{background:var(--brand-l);border-radius:12px;padding-left:10px;padding-right:10px}
@media(max-width:760px){.stats{grid-template-columns:repeat(2,1fr)}.cmt-t,.reply-form{margin-left:0}.cmt.reply{margin-left:12px}}