:root{
  --font:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --bg:#f3f4f8;--bg-2:#ffffff;--bg-3:#eef0f5;--ink:#141826;--ink-2:#5b6276;--ink-3:#9aa1b4;
  --line:#e4e7ee;--line-2:#d3d7e2;
  --accent:#4f6df5;--accent-2:#3f58d6;--accent-soft:#e8ecfe;--on-accent:#fff;
  --ok:#17a35a;--ok-soft:#dff6e9;--warn:#e38f0f;--warn-soft:#fff1d6;--danger:#e2473f;--danger-soft:#fde4e2;
  --shadow:0 1px 2px rgba(20,24,38,.05),0 6px 20px -8px rgba(20,24,38,.12);
  --shadow-lg:0 10px 40px -10px rgba(20,24,38,.3);
  --r:14px;--r-sm:10px;
}
:root[data-theme="dark"]{
  --bg:#0f1220;--bg-2:#171b2d;--bg-3:#1f2439;--ink:#eef0f7;--ink-2:#a9afc4;--ink-3:#6c7390;
  --line:#262c45;--line-2:#333a58;
  --accent:#6f86ff;--accent-2:#8597ff;--accent-soft:#232b54;--on-accent:#fff;
  --ok:#3ccf7f;--ok-soft:#163a2a;--warn:#f0a93a;--warn-soft:#3d2d10;--danger:#ff6b63;--danger-soft:#44201f;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px -8px rgba(0,0,0,.6);
  --shadow-lg:0 10px 40px -10px rgba(0,0,0,.8);
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0f1220;--bg-2:#171b2d;--bg-3:#1f2439;--ink:#eef0f7;--ink-2:#a9afc4;--ink-3:#6c7390;
  --line:#262c45;--line-2:#333a58;
  --accent:#6f86ff;--accent-2:#8597ff;--accent-soft:#232b54;--on-accent:#fff;
  --ok:#3ccf7f;--ok-soft:#163a2a;--warn:#f0a93a;--warn-soft:#3d2d10;--danger:#ff6b63;--danger-soft:#44201f;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px -8px rgba(0,0,0,.6);
  --shadow-lg:0 10px 40px -10px rgba(0,0,0,.8);
}}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:var(--font);font-size:14.5px;line-height:1.45;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
h1{font-size:26px;font-weight:700;letter-spacing:-.02em;margin:0}
h2{font-size:17px;font-weight:600;margin:0 0 12px}
h3{font-size:15px;font-weight:600;margin:0 0 8px}
p{margin:0 0 10px}
.muted{color:var(--ink-2)}.faint{color:var(--ink-3)}.small{font-size:12.5px}
svg.i{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}

/* shell */
.shell{display:grid;grid-template-columns:232px 1fr;min-height:100vh}
.sidebar{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;padding:18px 14px;border-right:1px solid var(--line);background:var(--bg-2)}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--ink);padding:6px 8px 18px;letter-spacing:-.02em}
.logo-mark{width:28px;height:28px;border-radius:9px;background:linear-gradient(135deg,var(--accent),#8b5cf6);box-shadow:0 4px 12px -2px rgba(79,109,245,.6)}
.nav{display:flex;flex-direction:column;gap:2px}
.nav a{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:var(--r-sm);color:var(--ink-2);font-weight:500}
.nav a:hover{background:var(--bg-3);color:var(--ink)}
.nav a.active{background:var(--accent-soft);color:var(--accent)}
.nav .sep{height:1px;background:var(--line);margin:10px 4px}
.sidebar-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding:0 4px}
.main{padding:28px 34px 60px;min-width:0}
body.immersive .sidebar{display:none}
body.immersive .shell{grid-template-columns:1fr}
body.immersive .main{padding:0}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:var(--r-sm);border:1px solid var(--line-2);background:var(--bg-2);color:var(--ink);font:inherit;font-weight:500;cursor:pointer;transition:background .12s,border-color .12s,transform .05s;white-space:nowrap}
.btn:hover{background:var(--bg-3)}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--on-accent);box-shadow:0 4px 12px -4px rgba(79,109,245,.7)}
.btn.primary:hover{background:var(--accent-2)}
.btn.ghost{background:transparent;border-color:transparent;color:var(--ink-2)}
.btn.ghost:hover{background:var(--bg-3);color:var(--ink)}
.btn.danger{background:var(--danger);border-color:var(--danger);color:#fff}
.btn.danger-ghost{color:var(--danger);border-color:transparent;background:transparent}
.btn.danger-ghost:hover{background:var(--danger-soft)}
.btn.sm{padding:5px 10px;font-size:13px}
.btn.icon-btn{padding:8px;border-radius:9px}
.btn[disabled]{opacity:.5;pointer-events:none}
.btn.active{background:var(--accent-soft);border-color:var(--accent);color:var(--accent)}

/* layout bits */
.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:22px}
.page-head .sub{margin-top:4px;color:var(--ink-2)}
.actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.crumb{display:inline-flex;align-items:center;gap:6px;color:var(--ink-2);font-size:13px;margin-bottom:8px}
.crumb:hover{color:var(--ink)}
.card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r);padding:18px 20px;box-shadow:var(--shadow)}
.card + .card{margin-top:16px}
.grid{display:grid;gap:14px}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
.grid.auto{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}
@media (max-width:1100px){.grid.cols-4{grid-template-columns:repeat(2,1fr)}.grid.cols-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.grid.cols-2,.grid.cols-3,.grid.cols-4{grid-template-columns:1fr}}

.stat{display:flex;flex-direction:column;gap:6px}
.stat .label{color:var(--ink-2);font-size:13px;font-weight:500}
.stat .value{font-size:28px;font-weight:700;letter-spacing:-.03em}
.stat .icon{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);margin-bottom:4px}
.stat .icon.ok{background:var(--ok-soft);color:var(--ok)}.stat .icon.warn{background:var(--warn-soft);color:var(--warn)}

.chip{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:600;background:var(--bg-3);color:var(--ink-2)}
.chip.ok{background:var(--ok-soft);color:var(--ok)}.chip.warn{background:var(--warn-soft);color:var(--warn)}.chip.accent{background:var(--accent-soft);color:var(--accent)}
.chip .dot{width:6px;height:6px;border-radius:50%;background:currentColor}

.progress{height:7px;border-radius:99px;background:var(--bg-3);overflow:hidden}
.progress > i{display:block;height:100%;background:var(--accent);border-radius:99px;transition:width .3s}
.progress.ok > i{background:var(--ok)}

/* test card */
.tcard{display:flex;flex-direction:column;gap:12px;cursor:pointer;transition:transform .12s,box-shadow .12s}
.tcard:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.tcard .title{font-weight:600;font-size:16px;letter-spacing:-.01em}
.tcard .meta{display:flex;gap:6px;flex-wrap:wrap}
.tcard .foot{display:flex;justify-content:space-between;align-items:center;color:var(--ink-2);font-size:13px}

/* forms */
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:13px;font-weight:500;color:var(--ink-2)}
input[type=text],input[type=password],input[type=number],input[type=date],input[type=search],textarea,select{font:inherit;color:var(--ink);background:var(--bg-2);border:1px solid var(--line-2);border-radius:var(--r-sm);padding:9px 12px;width:100%;transition:border-color .12s,box-shadow .12s}
input:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
textarea{resize:vertical;min-height:42px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.qrow{display:grid;grid-template-columns:34px 1fr 90px 90px 36px;gap:10px;align-items:start;padding:12px 0;border-top:1px solid var(--line)}
.qrow:first-child{border-top:0}
.qrow .num{width:30px;height:30px;border-radius:9px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-weight:700;font-size:13px;margin-top:5px}
.qrow .lbl{font-size:11px;color:var(--ink-3);margin-bottom:3px;display:block}
.sticky{position:sticky;top:24px}
.kv{display:flex;justify-content:space-between;padding:8px 0;border-top:1px solid var(--line)}
.kv:first-of-type{border-top:0}

/* tabs */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin:4px 0 20px}
.tabs a{padding:10px 14px;color:var(--ink-2);font-weight:500;border-bottom:2px solid transparent;margin-bottom:-1px;display:flex;gap:8px;align-items:center}
.tabs a.active{color:var(--accent);border-color:var(--accent)}
.tabs .count{background:var(--bg-3);color:var(--ink-2);border-radius:999px;padding:1px 8px;font-size:12px}

/* table */
.table{width:100%;border-collapse:separate;border-spacing:0}
.table th{text-align:left;font-size:12px;font-weight:600;color:var(--ink-3);text-transform:uppercase;letter-spacing:.04em;padding:10px 12px;border-bottom:1px solid var(--line)}
.table td{padding:11px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
.table tr:last-child td{border-bottom:0}
.table tr.row-link{cursor:pointer}
.table tr.row-link:hover td{background:var(--bg-3)}
.table td.num,.table th.num{text-align:right;font-variant-numeric:tabular-nums}
.avatar{width:32px;height:32px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:inline-grid;place-items:center;font-weight:700;font-size:12px;margin-right:10px;vertical-align:middle}
.avatar.empty{background:var(--bg-3);color:var(--ink-3)}
.row-actions{display:flex;gap:4px;justify-content:flex-end;opacity:.75}
tr:hover .row-actions{opacity:1}

/* dropzone */
.drop{border:2px dashed var(--line-2);border-radius:var(--r);padding:30px;text-align:center;color:var(--ink-2);transition:border-color .12s,background .12s;cursor:pointer}
.drop:hover,.drop.over{border-color:var(--accent);background:var(--accent-soft)}
.drop .big{width:44px;height:44px;border-radius:12px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin:0 auto 12px}
.drop b{color:var(--ink)}

/* bars */
.bars{display:flex;flex-direction:column;gap:8px}
.bar{display:grid;grid-template-columns:34px 1fr 48px;align-items:center;gap:10px;font-size:13px}
.bar .track{height:10px;background:var(--bg-3);border-radius:99px;overflow:hidden}
.bar .track i{display:block;height:100%;background:var(--accent);border-radius:99px}
.bar .track i.g1{background:var(--ok)}.bar .track i.g2{background:#5fb6ff}.bar .track i.g3{background:var(--accent)}.bar .track i.g4{background:var(--warn)}.bar .track i.g5{background:var(--danger)}

.empty{text-align:center;padding:48px 20px;color:var(--ink-2)}
.empty .big{width:56px;height:56px;border-radius:16px;background:var(--bg-3);display:grid;place-items:center;margin:0 auto 14px;color:var(--ink-3)}

/* toasts + dialog */
.toasts{position:fixed;right:20px;bottom:20px;display:flex;flex-direction:column;gap:8px;z-index:50}
.toast{background:var(--ink);color:var(--bg);padding:10px 14px;border-radius:10px;box-shadow:var(--shadow-lg);font-weight:500;animation:in .2s ease-out;display:flex;gap:8px;align-items:center}
.toast.ok{background:var(--ok);color:#fff}.toast.err{background:var(--danger);color:#fff}
@keyframes in{from{transform:translateY(8px);opacity:0}to{transform:none;opacity:1}}
.dialog{border:0;border-radius:16px;padding:22px 24px;background:var(--bg-2);color:var(--ink);box-shadow:var(--shadow-lg);width:min(420px,92vw)}
.dialog::backdrop{background:rgba(10,12,24,.5);backdrop-filter:blur(2px)}
.dialog-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}

/* ===== grader ===== */
.grader{display:grid;grid-template-rows:52px 1fr;grid-template-columns:1fr 320px;height:100vh;height:100dvh;background:var(--bg)}
.grader .top{grid-column:1/-1;display:flex;align-items:center;gap:10px;padding:0 12px;background:var(--bg-2);border-bottom:1px solid var(--line)}
.grader .top .who{font-weight:600;display:flex;align-items:center;gap:8px}
.grader .top .counter{color:var(--ink-3);font-size:13px;font-variant-numeric:tabular-nums}
.grader .top .spacer{flex:1}
.grader .status{font-size:12.5px;color:var(--ink-3);display:flex;align-items:center;gap:6px}
.grader .status.dirty{color:var(--warn)}.grader .status.saved{color:var(--ok)}
.grader .canvas-wrap{position:relative;overflow:auto;padding:20px 20px 110px;background:var(--bg-3)}
.grader .pages{display:flex;flex-direction:column;align-items:center;gap:18px}
.grader canvas{display:block;background:#fff;box-shadow:0 2px 14px rgba(0,0,0,.28);touch-action:none;cursor:crosshair;border-radius:2px}
.grader .side{border-left:1px solid var(--line);background:var(--bg-2);padding:16px;overflow:auto;display:flex;flex-direction:column;gap:10px}
.grader .side h3{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-3);margin:8px 0 4px}
.grader .names{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.score{display:grid;grid-template-columns:28px 1fr 96px;align-items:center;gap:8px;padding:7px 0;border-bottom:1px solid var(--line)}
.score .n{width:26px;height:26px;border-radius:8px;background:var(--bg-3);display:grid;place-items:center;font-weight:600;font-size:12px}
.score .t{font-size:12.5px;color:var(--ink-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.score .in{display:flex;align-items:center;gap:5px}
.score input{text-align:right;padding:6px 8px;width:58px}
.score .max{color:var(--ink-3);font-size:12px}
.score.done .n{background:var(--ok-soft);color:var(--ok)}
.total{display:flex;align-items:baseline;justify-content:space-between;padding:12px 14px;border-radius:12px;background:var(--bg-3);margin-top:6px}
.total b{font-size:24px;letter-spacing:-.02em}
.total.full{background:var(--ok-soft)}.total.full b{color:var(--ok)}
.toolbar{position:fixed;left:50%;bottom:22px;transform:translateX(-50%);display:flex;align-items:center;gap:4px;padding:6px;border-radius:16px;background:var(--bg-2);border:1px solid var(--line);box-shadow:var(--shadow-lg);z-index:20}
.toolbar .tb{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:11px;border:0;background:transparent;color:var(--ink-2);cursor:pointer}
.toolbar .tb:hover{background:var(--bg-3);color:var(--ink)}
.toolbar .tb.active{background:var(--accent-soft);color:var(--accent)}
.toolbar .sep{width:1px;height:26px;background:var(--line);margin:0 4px}
.toolbar .sw{width:22px;height:22px;border-radius:50%;border:2px solid transparent;cursor:pointer;margin:0 3px;box-shadow:0 0 0 1px rgba(0,0,0,.08)}
.toolbar .sw.active{border-color:var(--bg-2);box-shadow:0 0 0 2px var(--accent)}
.toolbar input[type=range]{width:80px;accent-color:var(--accent)}
.toolbar .zoom{font-size:12px;color:var(--ink-3);min-width:40px;text-align:center;font-variant-numeric:tabular-nums}
.toolbar .toggle{display:flex;align-items:center;gap:5px;font-size:12px;color:var(--ink-2);padding:0 6px}
.toolbar .toggle input{accent-color:var(--accent)}
.grader.no-side{grid-template-columns:1fr}
.grader.no-side .side{display:none}
@media (max-width:900px){
  .shell{grid-template-columns:1fr}
  .sidebar{position:static;height:auto;flex-direction:row;align-items:center;padding:10px 14px;border-right:0;border-bottom:1px solid var(--line)}
  .logo{padding:0 10px 0 0}
  .nav{flex-direction:row;gap:2px;overflow:auto}
  .nav a span.t{display:none}
  .sidebar-foot{margin-top:0}
  .sidebar-foot .small{display:none}
  .main{padding:18px 16px 60px}
  .grader{grid-template-columns:1fr}
  .grader .side{position:fixed;right:0;top:52px;bottom:0;width:min(320px,85vw);z-index:15;box-shadow:var(--shadow-lg)}
  .grader.no-side .side{display:none}
  .qrow{grid-template-columns:30px 1fr;}
  .qrow .pts,.qrow .lns{grid-column:2}
  .form-row{grid-template-columns:1fr}
}

/* ===== iPad / dotyk ===== */
html{-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}
button,.btn,a.seg,.tb{touch-action:manipulation;user-select:none;-webkit-user-select:none}
.btn{min-height:42px}.btn.sm{min-height:34px}.btn.icon-btn{min-width:42px;justify-content:center}
input[type=text],input[type=password],input[type=number],input[type=search],textarea{min-height:44px;font-size:16px}
.grader .side input,.score input{min-height:42px}
.toolbar{bottom:calc(16px + env(safe-area-inset-bottom));max-width:calc(100vw - 24px);overflow-x:auto;scrollbar-width:none}
.toolbar::-webkit-scrollbar{display:none}
.toolbar .tb{width:44px;height:44px}
.toolbar .sw{width:26px;height:26px}
.grader .top{padding-top:env(safe-area-inset-top);height:auto;min-height:56px}
.grader{grid-template-rows:auto 1fr}
.grader .top .btn{min-height:40px}
.grid.two-col{grid-template-columns:1fr 300px;align-items:start}
.hide-sm{display:inline}
a[disabled]{opacity:.35;pointer-events:none}

/* workflow kroky */
.flow{display:flex;flex-direction:column;gap:0;padding:6px 20px}
.step{display:grid;grid-template-columns:36px 1fr auto;gap:14px;align-items:center;padding:14px 0;border-top:1px solid var(--line)}
.step:first-child{border-top:0}
.step-n{width:32px;height:32px;border-radius:50%;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;font-weight:700}
.step.done .step-n{background:var(--ok-soft);color:var(--ok)}

/* režim po otázkách */
.qmode{grid-template-columns:1fr}
.segs{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;padding:4px 2px}
.segs::-webkit-scrollbar{display:none}
.seg{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-width:40px;height:40px;padding:0 12px;border-radius:10px;background:var(--bg-3);color:var(--ink-2);font-weight:600;font-size:14px;flex:none}
.seg.done{color:var(--ok);background:var(--ok-soft)}
.seg.active{background:var(--accent);color:#fff}
.qhead{max-width:1100px;margin:0 auto 14px}
.qhead h2{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.qhead p{font-size:16px}
.strips{display:flex;flex-direction:column;align-items:center;gap:14px}
.strip{padding:0;overflow:hidden;width:fit-content;max-width:100%}
.strip-head{display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid var(--line)}
.strip-head .names{display:grid;grid-template-columns:1fr 1fr;gap:8px;flex:1;max-width:460px}
.strip-head .strip-name{font-weight:600}
.strip-head .in{display:flex;align-items:center;gap:6px}
.strip-head .in input{width:84px;text-align:right;font-weight:600}
.strip-head .max{color:var(--ink-3)}
.strip.done .strip-head{background:var(--ok-soft)}
.strip.done .avatar{background:var(--ok);color:#fff}
.strip canvas{display:block;cursor:crosshair;touch-action:none;background:#fff;border-radius:0}
.qfoot{max-width:1100px;margin:22px auto 0;display:flex;justify-content:flex-end}
@media (max-width:1000px){
  .grid.two-col{grid-template-columns:1fr}
  .hide-sm{display:none}
  .grader .side{position:fixed;right:0;top:56px;bottom:0;width:min(320px,85vw);z-index:15;box-shadow:var(--shadow-lg)}
}
@media (max-width:900px){ .main{padding:16px 16px 60px} }

/* login + uživatel */
body.login-mode .sidebar{display:none}body.login-mode .shell{grid-template-columns:1fr}
.login{min-height:100vh;display:grid;place-items:center;padding:20px}
.login-card{width:min(380px,100%);padding:26px 28px}
.login .err{color:var(--danger);min-height:18px;margin:-6px 0 10px}
.user-box{display:flex;align-items:center;gap:4px;min-width:0;flex:1}
.user-pill{display:inline-flex;align-items:center;gap:6px;color:var(--ink-2);font-weight:500;padding:6px 8px;border-radius:9px;min-width:0}
.user-pill span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.user-pill:hover{background:var(--bg-3);color:var(--ink)}
.strip-head .avatar{width:34px;height:34px;flex:none;margin:0;border-radius:50%}

/* histogram */
.hist-wrap{position:relative}
.hist{width:100%;height:auto;display:block;font-family:var(--font)}
.hist .grid{stroke:var(--line);stroke-width:1}
.hist .axis{fill:var(--ink-3);font-size:11px}
.hist .lbl{fill:var(--ink-2);font-size:11px;font-weight:600}
.hist .hbar path{transition:opacity .12s}
.hist .hbar:hover path{opacity:.75}
.tip{display:none;position:absolute;pointer-events:none;background:var(--ink);color:var(--bg);padding:6px 9px;border-radius:8px;font-size:12px;white-space:nowrap;box-shadow:var(--shadow-lg);z-index:5}
.hist-stats{display:flex;gap:18px;flex-wrap:wrap;margin-top:8px;font-size:13px;color:var(--ink-2)}
.hist-stats b{color:var(--ink)}

/* otázky s výběrem */
.qrow .kind select{font:inherit;color:var(--ink);background:var(--bg-2);border:1px solid var(--line-2);border-radius:var(--r-sm);padding:9px 10px;width:100%;min-height:44px}
.qrow{grid-template-columns:34px 1fr 150px 90px 90px 36px}
.qrow.view{grid-template-columns:34px 1fr 90px 90px 36px}
.opts{display:flex;flex-direction:column;gap:6px;margin-top:8px;padding:10px 12px;border-radius:var(--r-sm);background:var(--bg-3)}
.opt{display:flex;align-items:center;gap:8px}
.opt input[type=text]{flex:1;min-height:38px}
.chk{display:inline-flex;cursor:pointer}
.chk input{position:absolute;opacity:0;width:0;height:0}
.chk .box{width:26px;height:26px;border-radius:7px;border:2px solid var(--line-2);display:grid;place-items:center;color:transparent;background:var(--bg-2)}
.chk input:checked + .box{background:var(--ok);border-color:var(--ok);color:#fff}
.optlist{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.optlist .chip{font-weight:500}
.score .t{white-space:normal;line-height:1.3}
@media (max-width:900px){.qrow{grid-template-columns:30px 1fr}.qrow .kind,.qrow .pts,.qrow .lns{grid-column:2}}

/* editor otázek: zadání přes celou šířku, ovládání pod ním */
.qrow:not(.view){grid-template-columns:34px 1.7fr 1fr 1fr 36px;row-gap:8px}
.qrow:not(.view) > div:nth-child(2){grid-column:2/5}
.qrow:not(.view) > .btn{grid-column:5;grid-row:1}
.qrow:not(.view) .kind{grid-column:2;grid-row:2}.qrow:not(.view) .pts{grid-column:3;grid-row:2}.qrow:not(.view) .lns{grid-column:4;grid-row:2}
.qrow textarea{min-height:44px}
@media (max-width:900px){.qrow:not(.view){grid-template-columns:30px 1fr 1fr 1fr 36px}}
.strip-head > .avatar{display:inline-grid;place-items:center;width:34px;height:34px;min-height:0;max-height:34px;line-height:34px;padding:0;flex:0 0 34px;align-self:center}

.card.import{border-color:var(--accent);background:linear-gradient(180deg,var(--accent-soft),var(--bg-2) 60%)}
.card.import h2{display:flex;align-items:center;gap:8px}
.card.import textarea{font-family:ui-monospace,Menlo,monospace;font-size:13px}

.seg-sep{display:inline-flex;align-items:center;padding:0 6px 0 10px;font-size:12px;font-weight:700;color:var(--ink-3);text-transform:uppercase;letter-spacing:.06em;border-left:1px solid var(--line);margin-left:4px}
.qrow .num{font-size:12px}
.avatar.empty{padding:0;text-align:center}