:root{--brand:#1f4e79;--bg:#eef2f7;--card:#fff;--text:#1f2937;--muted:#6b7280;--line:#e5e7eb;--ok:#15803d;--bad:#b91c1c;--warn:#b45309;--radius:12px}
*{box-sizing:border-box}
body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
h1{font-size:24px;margin:0 0 16px}h2{font-size:20px}h3{font-size:16px;margin:0 0 10px}
.top{display:flex;align-items:center;gap:18px;background:var(--brand);color:#fff;padding:12px 20px;flex-wrap:wrap}
.top .logo{color:#fff;font-weight:700;font-size:17px;display:flex;align-items:center;gap:8px}.top .logo img{height:26px}
.topnav{display:flex;gap:16px;flex-wrap:wrap}.topnav a{color:#dbe7f3;font-size:14px}.topnav a:hover{color:#fff}
.topright{margin-left:auto;display:flex;align-items:center;gap:14px;font-size:14px}.topright .me{color:#cfe0f0}
.langsw a{color:#cfe0f0;padding:2px 6px;border-radius:5px;font-size:13px}.langsw a.on{background:rgba(255,255,255,.2);color:#fff}
.link{background:none;border:0;color:#cfe0f0;cursor:pointer;font-size:14px;padding:0;font-family:inherit}.link.danger{color:#fca5a5}
.inline{display:inline}
.main{max-width:1000px;margin:24px auto;padding:0 16px}
.foot{text-align:center;color:var(--muted);font-size:12px;padding:24px}
.card{background:var(--card);border-radius:var(--radius);padding:20px;box-shadow:0 1px 4px rgba(0,0,0,.06);margin-bottom:18px}
.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:8px;padding:11px 18px;font-size:15px;cursor:pointer;text-decoration:none;font-family:inherit}
.btn:hover{text-decoration:none;filter:brightness(1.08)}.btn.sm{padding:7px 12px;font-size:13px}.btn.ghost{background:#eef2f7;color:var(--brand)}
button.btn{line-height:1.2}
.muted{color:var(--muted)}.sm{font-size:13px}.mono{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px}
.good{color:var(--ok)}.bad{color:var(--bad)}.warn{color:var(--warn)}
.mt{margin-top:14px}.full{grid-column:1/-1}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:14px}.flash.ok{background:#ecfdf5;color:#065f46;border:1px solid #a7f3d0}.flash.err{background:#fef2f2;color:#991b1b;border:1px solid #fecaca}
.page-head{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
/* login */
.login{max-width:400px;margin:60px auto}.login label{display:block;margin:12px 0 4px;font-size:14px}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font-size:14px;font-family:inherit;background:#fff}
textarea{resize:vertical}
/* admin layout */
.admin-wrap{display:grid;grid-template-columns:230px 1fr;min-height:calc(100vh - 100px)}
.side{background:#fff;border-right:1px solid var(--line);padding:14px 10px;display:flex;flex-direction:column;gap:2px}
.side a{color:var(--text);padding:9px 12px;border-radius:8px;font-size:14px}.side a:hover{background:#f1f5f9;text-decoration:none}.side a.on{background:var(--brand);color:#fff}
.admin-main{padding:24px;max-width:1150px}
/* kpis */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px;margin-bottom:18px}
.kpi{background:#fff;border-radius:10px;padding:14px 16px;box-shadow:0 1px 4px rgba(0,0,0,.06);border-left:4px solid var(--brand)}
.kpi.good{border-color:var(--ok)}.kpi.warn{border-color:var(--warn)}.kpi.bad{border-color:var(--bad)}
.kpi-v{font-size:26px;font-weight:700}.kpi-l{font-size:12px;color:var(--muted)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
/* tables */
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th,.tbl td{border-bottom:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top}
.tbl th{font-size:12px;text-transform:uppercase;color:var(--muted);font-weight:600}
.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;background:#eef2f7;color:#334155}
.st-completed{background:#dcfce7;color:#166534}.st-in_progress{background:#dbeafe;color:#1e40af}.st-not_started{background:#f1f5f9;color:#475569}.st-overdue,.st-blocked{background:#fee2e2;color:#991b1b}
.risk-low{background:#dcfce7;color:#166534}.risk-medium{background:#fef9c3;color:#854d0e}.risk-high{background:#ffedd5;color:#9a3412}.risk-critical{background:#fee2e2;color:#991b1b}
div.risk-low{background:#22c55e}div.risk-medium{background:#eab308}div.risk-high{background:#f97316}div.risk-critical{background:#ef4444}
.risk-row{display:grid;grid-template-columns:120px 1fr 90px;align-items:center;gap:10px;margin:6px 0;font-size:13px}
.bar{height:8px;background:#e5e7eb;border-radius:6px;overflow:hidden;margin:6px 0}.bar.sm{margin:0}.bar>div{height:100%;background:var(--ok)}
.risk-pill{background:#fff;border-radius:999px;padding:6px 14px;font-size:13px;box-shadow:0 1px 4px rgba(0,0,0,.06)}
/* forms */
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.row input,.row select{width:auto;flex:1;min-width:160px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.form-grid label{display:block;font-size:13px;color:var(--muted)}.form-grid input,.form-grid select,.form-grid textarea{margin-top:4px}
.form-grid fieldset{border:1px solid var(--line);border-radius:10px;padding:12px}.form-grid legend{font-size:13px;color:var(--brand);font-weight:600;padding:0 6px}
.filters{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.filters input,.filters select{width:auto;min-width:150px}
.filters-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}.filters-grid label{font-size:12px;color:var(--muted)}
.chk{display:flex;align-items:center;gap:6px}.chk input{width:auto}
.pager{display:flex;gap:4px;margin-top:12px;flex-wrap:wrap}.pager a{padding:5px 10px;border:1px solid var(--line);border-radius:6px;font-size:13px}.pager a.on{background:var(--brand);color:#fff}
/* learn player */
.mod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.mod-card{background:#fff;border-radius:12px;padding:18px;box-shadow:0 1px 4px rgba(0,0,0,.06);display:block;color:var(--text);border-top:4px solid var(--brand)}
.mod-card:hover{text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.1)}.mod-card.done{border-color:var(--ok)}
.mod-card h3{margin:8px 0}.mod-top{display:flex;justify-content:space-between;align-items:center}
.mod-ord{width:28px;height:28px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:700;font-size:14px}
.mod-card.final{border-color:#a855f7;background:#faf5ff}
.learn-wrap{display:grid;grid-template-columns:260px 1fr;gap:20px;max-width:1050px;margin:0 auto}
.mod-nav{background:#fff;border-radius:12px;padding:14px;height:fit-content;box-shadow:0 1px 4px rgba(0,0,0,.06);position:sticky;top:14px}
.mod-nav .back{font-size:13px}.toc{list-style:none;padding:0;margin:10px 0 0}.toc li{padding:7px 0;font-size:14px;border-bottom:1px solid #f1f5f9}
.toc li.cur{font-weight:700}.toc li.done a{color:var(--ok)}.toc .locked{color:#cbd5e1}
.learn-main{min-height:300px}
/* theory content */
.theory{font-size:16px;line-height:1.7}.theory h2{margin-top:0}.theory table{width:100%;border-collapse:collapse;margin:14px 0}.theory th,.theory td{border:1px solid var(--line);padding:8px 10px;text-align:left}
.theory pre{background:#f8fafc;border:1px solid var(--line);border-radius:8px;padding:12px;white-space:pre-wrap;font-family:inherit}
.callout{display:flex;gap:10px;padding:12px 14px;border-radius:0 8px 8px 0;margin:14px 0;font-size:15px}
.callout-rule{background:#eff6ff;border-left:4px solid var(--brand)}.callout-danger{background:#fef2f2;border-left:4px solid var(--bad)}.callout-example{background:#f0fdf4;border-left:4px solid var(--ok)}.callout-info{background:#fffbeb;border-left:4px solid var(--warn)}
.callout-ic{font-size:18px}.callout p{margin:4px 0}
.ig{margin:16px 0;padding:14px;background:#f8fafc;border:1px solid var(--line);border-radius:10px}
.ig-title{font-weight:700;margin-bottom:10px;font-size:14px;color:var(--brand)}
.ig-row{display:flex;gap:12px;flex-wrap:wrap}.ig-flow .ig-row{align-items:stretch}
.ig-item{display:flex;gap:10px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px 12px;flex:1;min-width:140px;animation:pop .4s backwards;animation-delay:calc(var(--i)*.08s)}
.ig-grid .ig-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}
.ig-icon{font-size:22px}.ig-h{font-weight:600;font-size:14px}.ig-t{font-size:13px;color:var(--muted)}
.ig-arrow{align-self:center;color:var(--brand);font-size:20px}
.ig-checklist .ig-item{min-width:100%}
.ig-compare .ig-cols{display:grid;grid-template-columns:1fr 1fr;gap:12px}.ig-col{background:#fff;border:1px solid var(--line);border-radius:8px;padding:10px}.ig-col.good{border-color:#bbf7d0}.ig-col.bad{border-color:#fecaca}
.ig-col-h{font-weight:700;margin-bottom:6px}.ig-col ul{margin:0;padding-left:18px;font-size:14px}
.anim{margin:16px 0;padding:14px;background:#0f172a;border-radius:10px;color:#fff;text-align:center}
.anim .ig-title{color:#93c5fd}
.anim-stage{position:relative;height:90px}
.anim-frame{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;opacity:0;animation-name:cyc;animation-iteration-count:infinite;animation-timing-function:ease-in-out}
.anim-icon{font-size:34px}.anim-text{font-size:15px}
.anim-dots{display:flex;gap:6px;justify-content:center;margin-top:8px}.anim-dots span{width:8px;height:8px;border-radius:50%;background:#334155;animation-name:dot;animation-iteration-count:infinite}
@keyframes cyc{0%,100%{opacity:0}8%,30%{opacity:1}38%{opacity:0}}
@keyframes dot{0%,100%{background:#334155}8%,30%{background:#93c5fd}}
@keyframes pop{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.anim-frame{animation:none;opacity:1;position:relative}.anim-stage{height:auto}.ig-item{animation:none}}
/* exercises */
.opt{display:block;background:#f8fafc;border:1px solid var(--line);border-radius:8px;padding:11px 14px;margin:8px 0;cursor:pointer}
.opt input{width:auto;margin-right:8px}.opt:hover{border-color:var(--brand)}
.quiz-q{margin:16px 0;padding-bottom:10px;border-bottom:1px solid #f1f5f9}.q-text{margin-bottom:6px}
.hint-block{background:#eff6ff;border-radius:8px;padding:10px 14px;font-size:14px;margin:10px 0}
.ex{margin:14px 0}
.hotspot .hs-head{background:#f8fafc;border:1px solid var(--line);border-radius:8px 8px 0 0;padding:10px;font-size:14px}
.hotspot .hs-body{border:1px solid var(--line);border-top:0;border-radius:0 0 8px 8px;padding:12px;line-height:2}
.hs{cursor:pointer;padding:2px 3px;border-radius:4px;border-bottom:2px dotted #cbd5e1}.hs:hover{background:#fef9c3}.hs.picked{background:#fde68a;border-color:#f59e0b}
.match-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:center;margin:8px 0}.match-left{font-size:14px}.match-sel{width:100%}
.sort-items,.order-list{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;min-height:40px;padding:8px;background:#f8fafc;border-radius:8px}
.order-list{flex-direction:column}
.chip{background:#fff;border:1px solid var(--line);border-radius:8px;padding:8px 12px;cursor:grab;font-size:14px}.chip.drag{opacity:.4}
.sort-buckets{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px}
.bucket{border:2px dashed var(--line);border-radius:8px;min-height:90px;padding:8px}.bucket.over{border-color:var(--brand);background:#eff6ff}
.bucket-h{font-weight:600;font-size:13px;margin-bottom:6px}.bucket-drop{display:flex;flex-direction:column;gap:6px}
.branch-stage .b-opt{display:block;width:100%;text-align:left;margin:8px 0;background:#f8fafc;border:1px solid var(--line);border-radius:8px;padding:11px 14px;cursor:pointer}
.branch-stage .b-opt:hover{border-color:var(--brand)}
.b-result{padding:12px;border-radius:8px;margin-top:10px}.b-result.ok{background:#f0fdf4}.b-result.bad{background:#fef2f2}
.ft-check{font-size:13px;color:var(--muted)}
.review-q{padding:8px 10px;border-radius:8px;margin:6px 0;font-size:14px}.review-q.ok{background:#f0fdf4}.review-q.bad{background:#fef2f2}
/* tooltip (контекстная подсказка 5.11) */
.tip{display:inline-grid;place-items:center;width:18px;height:18px;border-radius:50%;background:var(--brand);color:#fff;font-size:12px;cursor:help;position:relative;vertical-align:middle;font-weight:700}
.tip .tip-box{display:none;position:absolute;top:24px;left:50%;transform:translateX(-50%);background:#0f172a;color:#fff;padding:8px 10px;border-radius:8px;font-size:12px;font-weight:400;width:240px;z-index:20;line-height:1.4}
.tip:hover .tip-box,.tip:focus .tip-box{display:block}
details summary{cursor:pointer;font-weight:600}
/* tour (онбординг 5.11) */
.tour-mask{position:fixed;inset:0;background:rgba(15,23,42,.6);z-index:100;display:flex;align-items:center;justify-content:center}
.tour-box{background:#fff;border-radius:12px;padding:22px;max-width:380px}
@media(max-width:820px){.admin-wrap{grid-template-columns:1fr}.side{flex-direction:row;overflow-x:auto}.learn-wrap{grid-template-columns:1fr}.grid2{grid-template-columns:1fr}.form-grid,.ig-compare .ig-cols{grid-template-columns:1fr}.mod-nav{position:static}}