/* Кабинет тренажёра слов LANGUST. Дизайн-язык — как на странице /malysheva/:
   Manrope, тёплый жёлтый для главных кнопок, спокойные голубые и лиловые блоки, мягкая обратная связь. */
:root{
  --ink:#222323; --muted:#676c6d; --line:#dfe4e7; --bg:#fff; --soft:#f4f6f5;
  --blue:#e6f0f7; --steel:#4c687d; --purple:#5b487d; --lilac:#f2edfc;
  --yellow:#ffe16c; --yellow-d:#ffdb4f; --focus:#a77b00;
  --ok:#deefc5; --ok-line:#9fc57d; --ok-ink:#4f7a2f;
  --warn:#fff0d0; --warn-line:#d3ae59; --warn-ink:#8a6300;
  --pink:#e0245e; --st-new:#e9edef; --st-learn:#f6c95d; --st-known:#8dc063; --st-master:#5b487d;
  --r:14px; --shadow:0 20px 60px #2512373a; --shadow-s:0 6px 24px #22232314;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:Manrope,Arial,sans-serif;font-size:16px;line-height:1.55;color:var(--ink);background:var(--bg)}
h1,h2,h3{margin:0 0 .4em;line-height:1.15;letter-spacing:-.03em;font-weight:800}
h1{font-size:clamp(30px,4vw,46px)} h2{font-size:clamp(24px,2.6vw,32px)} h3{font-size:19px;letter-spacing:-.02em}
p{margin:0 0 1em} a{color:inherit} button,input,select{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:6px}
[hidden]{display:none!important}
.wrap{width:min(1120px,calc(100% - 40px));margin:0 auto}
.muted{color:var(--muted)} .small{font-size:13px} .center{text-align:center}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
em{font-style:normal;color:#607d96}
.mark{background:linear-gradient(transparent 78%,var(--yellow) 78%,var(--yellow) 94%,transparent 94%);box-decoration-break:clone;-webkit-box-decoration-break:clone}

/* шапка */
.top{position:sticky;top:0;z-index:20;background:#fffffff2;backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:22px;height:66px}
.logo{display:block;width:130px;height:auto;flex:none}
.nav{display:flex;gap:4px;flex:1}
.nav a{padding:8px 14px;border-radius:9px;text-decoration:none;font-weight:600;font-size:15px;color:var(--muted)}
.nav a:hover{background:var(--soft);color:var(--ink)} .nav a[aria-current]{background:var(--blue);color:var(--ink)}
.who{display:flex;align-items:center;gap:10px}
.avatar-chip{display:flex;align-items:center;gap:8px;border:1px solid var(--line);background:#fff;border-radius:30px;padding:4px 14px 4px 5px;cursor:pointer;font-weight:700;font-size:14px}
.avatar-chip:hover{background:var(--soft)}
.ava{display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--blue);font-size:17px;flex:none}
.ava.lg{width:56px;height:56px;font-size:30px}
.menu{position:absolute;right:20px;top:60px;z-index:30;min-width:240px;background:#fff;border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow-s);padding:8px}
.menu button,.menu a{display:flex;align-items:center;gap:10px;width:100%;text-align:left;border:0;background:none;padding:10px 12px;border-radius:9px;cursor:pointer;text-decoration:none;font-weight:600;font-size:14px}
.menu button:hover,.menu a:hover{background:var(--soft)} .menu hr{border:0;border-top:1px solid var(--line);margin:6px 0}
.menu .cur{background:var(--blue)}
main{min-height:70vh;padding:36px 0 80px}
.foot{border-top:1px solid var(--line);padding:26px 0;font-size:12px;color:var(--muted)}
.foot .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.foot a{text-decoration:underline;text-underline-offset:3px}

/* кнопки и формы */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--yellow);border:0;border-radius:9px;padding:14px 22px;font-weight:800;font-size:15px;cursor:pointer;text-decoration:none;transition:transform .2s,background .2s;color:var(--ink)}
.btn:hover{background:var(--yellow-d);transform:translateY(-2px)}
.btn:active{transform:none}
.btn.ghost{background:#fff;border:1px solid #ccc} .btn.ghost:hover{background:var(--soft)}
.btn.dark{background:var(--ink);color:#fff} .btn.dark:hover{background:#000}
.btn.danger{background:#fff;border:1px solid #e3b4bd;color:#a2404f} .btn.danger:hover{background:#fbe1e4}
.btn.sm{padding:9px 14px;font-size:13px} .btn.lg{padding:18px 28px;font-size:16px}
.btn[disabled]{opacity:.55;pointer-events:none}
.btn.block{width:100%}
.link{background:none;border:0;padding:0;cursor:pointer;text-decoration:underline;text-underline-offset:3px;font-weight:600;color:var(--steel)}
.field{margin-bottom:16px}
.field label{display:block;font-weight:700;font-size:14px;margin-bottom:6px}
.field .hint{font-size:12px;color:var(--muted);margin-top:5px}
.input{width:100%;border:1.5px solid #cfd6da;border-radius:10px;padding:12px 14px;font-size:16px;background:#fff}
.input:focus{outline:none;border-color:var(--steel);box-shadow:0 0 0 3px #4c687d33}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;cursor:pointer}
.check input{width:20px;height:20px;margin-top:2px;accent-color:#4c687d;flex:none}
.err{background:var(--warn);border:1px solid var(--warn-line);color:#6d4d00;border-radius:10px;padding:11px 14px;font-size:14px;margin-bottom:16px}
.okmsg{background:var(--ok);border:1px solid var(--ok-line);color:#3d5f22;border-radius:10px;padding:11px 14px;font-size:14px;margin-bottom:16px}
.avatars{display:grid;grid-template-columns:repeat(8,1fr);gap:6px}
.avatars button{border:2px solid transparent;background:var(--soft);border-radius:12px;aspect-ratio:1;font-size:24px;cursor:pointer}
.avatars button[aria-pressed=true]{border-color:var(--steel);background:var(--blue)}
.seg{display:flex;gap:6px;flex-wrap:wrap}
.seg button{border:1.5px solid #cfd6da;background:#fff;border-radius:30px;padding:7px 14px;font-weight:700;font-size:13px;cursor:pointer}
.seg button[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:#fff}

/* карточки, плашки */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px}
.card.soft{background:var(--soft);border-color:transparent} .card.blue{background:var(--blue);border-color:transparent}
.eyebrow{font-size:12px;text-transform:uppercase;letter-spacing:1.7px;font-weight:800;color:var(--muted);margin:0 0 10px}
.pill{display:inline-block;border:1px solid #bbc9d3;border-radius:30px;padding:4px 12px;font-size:12px;font-weight:700;letter-spacing:.3px;background:#fff}
.pill.y{background:var(--yellow);border-color:var(--yellow)}
.grid{display:grid;gap:16px} .g2{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(3,1fr)} .g4{grid-template-columns:repeat(4,1fr)}
.row{display:flex;align-items:center;gap:12px} .between{justify-content:space-between} .wrap-row{flex-wrap:wrap} .mt{margin-top:24px} .mt-s{margin-top:12px}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding:20px 0 40px}
.hero .lead{font-size:18px;color:#53595e;max-width:520px}
.banner{display:flex;align-items:center;justify-content:space-between;gap:16px;background:var(--lilac);border-radius:var(--r);padding:16px 20px;margin-bottom:24px;font-size:14px}
.banner b{color:var(--purple)}
.crumbs{font-size:14px;color:var(--muted);margin-bottom:14px}
.crumbs a{text-decoration:none;font-weight:600} .crumbs a:hover{text-decoration:underline}

/* плитки курсов */
.tile{--c:#3FA9F5;--tint:#dcebf8;--ink2:#35607f;position:relative;display:flex;flex-direction:column;gap:6px;text-decoration:none;background:var(--tint);border-radius:var(--r);padding:20px;min-height:150px;transition:transform .2s,box-shadow .2s;color:var(--ink);border:0;text-align:left;cursor:pointer;width:100%}
.tile:hover{transform:translateY(-3px);box-shadow:var(--shadow-s)}
.tile .emo{font-size:30px;line-height:1}
.tile h3{margin:4px 0 0;color:var(--ink2)} .tile .sub{font-size:13px;color:var(--ink2);opacity:.85}
.tile .go{margin-top:auto;font-weight:800;font-size:13px;color:var(--ink2)}
.tile .dot{position:absolute;top:16px;right:16px;width:12px;height:12px;border-radius:50%;background:var(--c)}
.tile.done{outline:2px solid var(--st-known)}

/* прогресс */
.bar{display:flex;height:8px;border-radius:8px;overflow:hidden;background:var(--st-new)}
.bar i{display:block;height:100%} .bar .k{background:var(--st-known)} .bar .m{background:var(--st-master)} .bar .l{background:var(--st-learn)}
.bar.thin{height:6px}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12px;color:var(--muted)}
.legend span:before{content:"";display:inline-block;width:9px;height:9px;border-radius:50%;margin-right:6px;background:var(--st-new)}
.legend .l:before{background:var(--st-learn)} .legend .k:before{background:var(--st-known)} .legend .m:before{background:var(--st-master)}
.chip{display:inline-block;border-radius:20px;padding:2px 10px;font-size:11px;font-weight:800;letter-spacing:.2px;background:var(--st-new);color:#5a6266;white-space:nowrap}
.chip.learning{background:var(--warn);color:var(--warn-ink)} .chip.known{background:var(--ok);color:var(--ok-ink)} .chip.mastered{background:var(--lilac);color:var(--purple)}
.stat{display:flex;flex-direction:column;gap:2px} .stat b{font-size:34px;line-height:1;letter-spacing:-.04em} .stat span{font-size:13px;color:var(--muted)}
.ring{position:relative;width:104px;height:104px;flex:none} .ring svg{transform:rotate(-90deg)}
.ring .num{position:absolute;inset:0;display:grid;place-items:center;text-align:center;font-weight:800;font-size:22px;line-height:1.05}
.ring .num small{display:block;font-size:11px;font-weight:600;color:var(--muted)}
.week{display:flex;align-items:flex-end;gap:8px;height:92px}
.week div{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;height:100%;justify-content:flex-end}
.week i{display:block;width:100%;max-width:34px;background:var(--blue);border-radius:6px 6px 2px 2px;min-height:4px} .week .on i{background:var(--steel)}
.week small{font-size:11px;color:var(--muted)}
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin:18px 0}
.tabs button{border:1.5px solid #cfd6da;background:#fff;border-radius:30px;padding:8px 16px;font-weight:700;font-size:14px;cursor:pointer}
.tabs button[aria-selected=true]{background:var(--ink);border-color:var(--ink);color:#fff}
.group-h{font-size:12px;text-transform:uppercase;letter-spacing:1.5px;font-weight:800;color:var(--muted);margin:26px 0 10px}

/* юниты и слова */
.unit{display:flex;flex-direction:column;gap:10px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px 18px;text-decoration:none;transition:border-color .2s,box-shadow .2s}
.unit:hover{border-color:#b4c2cc;box-shadow:var(--shadow-s)}
.unit .tag{font-size:11px;font-weight:800;letter-spacing:.5px;color:var(--steel);text-transform:uppercase}
.unit h3{font-size:16px;margin:0} .unit .cnt{font-size:12px;color:var(--muted)}
.words{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:10px}
.w{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:12px;padding:10px 12px;background:#fff}
.w .e{font-size:26px;width:36px;text-align:center;flex:none} .w .t{flex:1;min-width:0}
.w b{display:block;font-size:16px;line-height:1.25} .w small{color:var(--muted);font-size:12px}
.w .sp{border:0;background:var(--soft);border-radius:50%;width:32px;height:32px;cursor:pointer;flex:none}

/* тренировка */
.stage{max-width:640px;margin:0 auto}
.stage-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px}
.prog{height:8px;background:var(--blue);border-radius:8px;overflow:hidden;margin-bottom:8px} .prog i{display:block;height:100%;background:var(--steel);border-radius:8px;transition:width .3s}
.q{background:#fff;border-radius:20px;box-shadow:var(--shadow);padding:30px 28px;text-align:center}
.q .big{font-size:64px;line-height:1.1;margin-bottom:8px} .q .word{font-size:clamp(30px,6vw,42px);font-weight:800;letter-spacing:-.03em;margin:4px 0}
.q .tr{color:var(--muted);font-size:15px;margin-bottom:6px}
.opts{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:22px}
.opt{border:1.5px solid #ddd8e7;background:#fff;border-radius:12px;padding:16px 10px;font-weight:700;font-size:17px;cursor:pointer;min-height:64px;transition:background .15s}
.opt:hover{background:var(--lilac)} .opt .k{display:inline-block;width:20px;height:20px;line-height:20px;border-radius:5px;background:var(--soft);font-size:11px;margin-right:8px;color:var(--muted)}
.opt.correct{background:var(--ok);border-color:var(--ok-line)} .opt.wrong{background:var(--warn);border-color:var(--warn-line)}
.fb{min-height:26px;margin-top:14px;font-weight:700;font-size:15px} .fb.ok{color:var(--ok-ink)} .fb.no{color:var(--warn-ink)}
.slots{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin:18px 0}
.slot,.ltr{display:grid;place-items:center;width:44px;height:52px;border-radius:10px;font-size:24px;font-weight:800;text-transform:lowercase}
.slot{border:2px dashed #cfd6da;background:var(--soft)} .slot.f{border-style:solid;border-color:var(--steel);background:#fff} .slot.gap{width:20px;border:0;background:none}
.slot.ok{background:var(--ok);border-color:var(--ok-line)} .slot.no{background:var(--warn);border-color:var(--warn-line)}
.bank{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:18px}
.ltr{border:1.5px solid #ddd8e7;background:#fff;cursor:pointer} .ltr:hover{background:var(--lilac)} .ltr[disabled]{opacity:.25;pointer-events:none}
.match{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.mc{border:1.5px solid #ddd8e7;background:#fff;border-radius:12px;padding:14px 10px;font-weight:700;cursor:pointer;min-height:58px;font-size:15px}
.mc:hover{background:var(--lilac)} .mc.sel{border-color:var(--steel);background:var(--blue)} .mc.done{background:var(--ok);border-color:var(--ok-line);pointer-events:none;opacity:.75} .mc.bad{background:var(--warn);border-color:var(--warn-line)}
.flip{background:#fff;border:1.5px solid var(--line);border-radius:18px;padding:26px 20px;text-align:center;cursor:pointer;width:100%;min-height:210px;box-shadow:var(--shadow-s)}
.flip .back{margin-top:10px}
.mark-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}
.mark-row button{padding:14px;border-radius:12px;border:1.5px solid var(--line);background:#fff;font-weight:800;cursor:pointer;font-size:15px}
.mark-row .yes:hover{background:var(--ok);border-color:var(--ok-line)} .mark-row .no:hover{background:var(--warn);border-color:var(--warn-line)}
.result{text-align:center;padding:36px 20px}
.result .big{font-size:70px}

/* окна и уведомления */
.overlay{position:fixed;inset:0;background:#22232388;display:grid;place-items:center;z-index:50;padding:20px}
.modal{background:#fff;border-radius:20px;padding:28px;max-width:460px;width:100%;box-shadow:var(--shadow);max-height:90vh;overflow:auto}
.toasts{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:60;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none}
.toast{background:var(--ink);color:#fff;border-radius:12px;padding:12px 18px;font-size:14px;font-weight:600;box-shadow:var(--shadow-s);animation:up .25s}
.toast.bad{background:#6d4d00}
@keyframes up{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.spin{width:28px;height:28px;border:3px solid var(--blue);border-top-color:var(--steel);border-radius:50%;animation:rot .8s linear infinite;margin:60px auto}
@keyframes rot{to{transform:rotate(360deg)}}
.empty{text-align:center;padding:40px 20px;color:var(--muted)} .empty .big{font-size:44px}
.list-row{display:flex;align-items:center;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)} .list-row:last-child{border:0}
.list-row .grow{flex:1;min-width:0}
.auth{max-width:440px;margin:20px auto}
table.tbl{width:100%;border-collapse:collapse;font-size:14px} .tbl th{text-align:left;font-size:12px;color:var(--muted);font-weight:700;padding:8px 6px;border-bottom:1px solid var(--line)} .tbl td{padding:12px 6px;border-bottom:1px solid var(--line);vertical-align:middle}

@media(max-width:900px){.g4{grid-template-columns:repeat(2,1fr)} .g3{grid-template-columns:repeat(2,1fr)} .hero{grid-template-columns:1fr;gap:24px}}
@media(max-width:640px){
  .wrap{width:calc(100% - 32px)} main{padding:22px 0 60px}
  .top .wrap{gap:10px;height:58px} .logo{width:104px} .nav{display:none}
  .g2,.g3,.g4{grid-template-columns:1fr} .grid.keep2{grid-template-columns:1fr 1fr}
  .q{padding:22px 16px;border-radius:16px} .q .big{font-size:52px}
  .avatars{grid-template-columns:repeat(4,1fr)} .banner{flex-direction:column;align-items:flex-start}
  .slot,.ltr{width:38px;height:46px;font-size:21px}
  .tabbar{display:flex}
  .menu{right:10px;left:10px;min-width:0}
}
/* нижняя панель навигации на телефоне */
.tabbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:20;background:#fff;border-top:1px solid var(--line);padding:6px 8px calc(6px + env(safe-area-inset-bottom))}
.tabbar a{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;padding:6px 2px;border-radius:10px;text-decoration:none;font-size:11px;font-weight:700;color:var(--muted)}
.tabbar a[aria-current]{color:var(--ink);background:var(--blue)} .tabbar svg{width:22px;height:22px}
@media(max-width:640px){body{padding-bottom:64px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* ── ввод слова с клавиатуры, разбор ошибок ── */
.typerow{display:flex;gap:10px;justify-content:center;align-items:stretch;flex-wrap:wrap;margin-top:16px}
.typebox{max-width:340px;flex:1 1 220px;text-align:center;font-size:22px;font-weight:700;letter-spacing:.02em;padding:14px}
.typebox.ok{border-color:var(--ok-line);background:var(--ok)} .typebox.no{border-color:var(--warn-line);background:var(--warn)}
.hintline{min-height:22px;letter-spacing:.2em;font-weight:700;color:var(--steel)}
.mistakes{text-align:left;margin:18px 0}
.mistakes h3{margin-top:0}