@font-face{font-family:'Roobert';src:url('../brand/fonts/Roobert-Regular.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'Roobert';src:url('../brand/fonts/Roobert-Medium.woff2') format('woff2');font-weight:500;font-display:swap}
@font-face{font-family:'Roobert';src:url('../brand/fonts/Roobert-SemiBold.woff2') format('woff2');font-weight:600;font-display:swap}

:root {
  --black: #070a0e;
  --white: #ffffff;
  --grey-1:#fcfcfd; --grey-2:#f7f8fa; --grey-3:#f2f4f7; --grey-4:#e5eaef;
  --grey-5:#c8d1dc; --grey-6:#b2bac5; --grey-7:#656f78; --grey-8:#3e4851;
  --grey-9:#2a323a; --grey-10:#161b20;

  --surface-primary:#ffffff;
  --surface-card:#f7f8fa;
  --surface-secondary:#f2f4f7;

  --text-black:#070a0e; --text-strong:#2a323a; --text-default:#3e4851;
  --text-placeholder:#656f78; --text-disabled:#b2bac5;

  --border:#f2f4f7; --border-darker:#e5eaef; --border-translucent:rgba(0,0,0,.08);

  --status-active:#0085fe; --status-active-light:#0a6ef21a;
  --status-positive:#3c825c; --status-positive-light:#3c825c1a;
  --status-warning:#e17a00; --status-negative:#e12d43;

  --groups-blue:#266bd6; --groups-turquoise:#5ed5f0; --groups-mint:#7de3b8;
  --groups-teal:#3c9f99; --groups-green:#4f9848; --groups-yellow:#edc14b;
  --groups-orange:#ed7f2f; --groups-red:#d8405b; --groups-pink:#df76c8;
  --groups-magenta:#a563bd; --groups-purple:#5654b7;

  --shadow-elev1: 0 8px 16px rgba(42,50,58,.06), 0 0 2px rgba(42,50,58,.2);
  --shadow-elev1-lg: 0 18px 48px rgba(42,50,58,.10), 0 0 2px rgba(42,50,58,.18);

  --radius-xs:4px; --radius-sm:8px; --radius-md:16px; --radius-lg:20px;
  --radius-xl:32px; --radius-pill:9999px;

  --font:'Roobert', system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--text-default);background:var(--surface-primary);-webkit-font-smoothing:antialiased}
.kb-container{width:100%;max-width:1120px;margin:0 auto;padding:0 24px}
.kb-section{padding:44px 0}
.kb-section.soft{background:var(--surface-card);border-block:1px solid var(--border-darker)}
.kb-section.tight{padding:30px 0}
.kb-overline{font-size:11px;font-weight:500;letter-spacing:.09em;text-transform:uppercase;color:var(--text-placeholder)}

/* ---------- top bar (mirrors the e-learning center) ---------- */
.kb-topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 28px;
  border-bottom:1px solid var(--border-darker);background:var(--surface-primary);position:sticky;top:0;z-index:30}
.kb-brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--text-black)}
.kb-brand img{width:26px;height:26px;border-radius:6px;display:block}
.kb-wordmark{font-size:19px;font-weight:600;letter-spacing:-.02em}
.kb-crumb{font-size:13px;color:var(--text-placeholder);padding-left:11px;border-left:1px solid var(--border-darker)}
.kb-nav{display:flex;align-items:center;gap:22px}
.kb-nav a{font-size:14px;font-weight:500;color:var(--text-default);text-decoration:none}
.kb-nav a:hover{color:var(--status-active)}
/* Language switch — the same control the course carries as .lc-lang. The
   extra .kb-nav specificity is needed to beat .kb-nav a above. */
.kb-lang{display:inline-flex;align-items:center;gap:2px;padding:3px;border-radius:var(--radius-pill);
  background:var(--surface-card);border:1px solid var(--border-darker);font-size:12.5px;font-weight:500}
.kb-nav .kb-lang a,.kb-lang span{display:inline-grid;place-items:center;min-width:30px;height:24px;padding:0 7px;
  border-radius:var(--radius-pill);text-decoration:none;color:var(--text-placeholder);letter-spacing:.02em;
  font-size:12.5px}
.kb-nav .kb-lang a:hover{color:var(--text-black);background:var(--surface-primary)}
.kb-lang .on{background:var(--surface-primary);color:var(--text-black);box-shadow:var(--shadow-elev1)}
@media (max-width:620px){ .kb-lang{font-size:12px}
  .kb-nav .kb-lang a,.kb-lang span{min-width:26px;height:22px;padding:0 6px;font-size:12px} }
.kb-btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--font);font-size:14px;font-weight:500;
  padding:9px 16px;border-radius:var(--radius-pill);text-decoration:none;border:1px solid transparent;cursor:pointer}
.kb-btn-primary{background:var(--text-black);color:#fff}
.kb-btn-primary:hover{opacity:.88}

/* ---------- hero ---------- */
.kb-hero{text-align:center;padding:56px 0 0}
.kb-hero .kb-overline{display:block;margin-bottom:13px}
.kb-hero h1{font-size:clamp(28px,3.8vw,44px);line-height:1.12;font-weight:600;letter-spacing:-.025em;color:var(--text-black);margin:0 0 13px}
.kb-hero h1 em{font-style:normal;color:var(--status-active)}
.kb-hero .lede{font-size:15.5px;line-height:1.6;color:var(--text-default);max-width:560px;margin:0 auto}
.kb-search{position:relative;max-width:560px;margin:26px auto 0}
.kb-search input{width:100%;font-family:var(--font);font-size:15px;color:var(--text-black);
  padding:14px 44px;border:1px solid var(--border-darker);border-radius:var(--radius-pill);
  background:var(--surface-primary);box-shadow:var(--shadow-elev1);outline:none}
.kb-search input:focus{border-color:var(--status-active)}
.kb-search .mag{position:absolute;left:17px;top:50%;transform:translateY(-50%);color:var(--text-placeholder);pointer-events:none}
.kb-search .clr{position:absolute;right:12px;top:50%;transform:translateY(-50%);border:0;background:transparent;cursor:pointer;
  color:var(--text-placeholder);padding:5px;display:none;line-height:0}
.kb-search.has .clr{display:block}
.kb-search .clr:hover{color:var(--text-black)}
.kb-overlink{display:inline-flex;align-items:center;gap:9px;margin:18px auto 0;padding:8px 16px 8px 9px;
  border:1px solid var(--border-darker);border-radius:var(--radius-pill);background:var(--surface-primary);
  box-shadow:var(--shadow-elev1);font-size:13.5px;color:var(--text-default);text-decoration:none}
.kb-overlink:hover{border-color:var(--status-active);color:var(--text-black)}
.kb-overlink .p{width:22px;height:22px;border-radius:50%;background:var(--status-active);color:#fff;display:grid;place-items:center;flex-shrink:0}

/* ---------- role cards ---------- */
.kb-rolegrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:22px}
.kb-rolecard{position:relative;display:flex;flex-direction:column;cursor:pointer;text-align:left;
  background:var(--surface-primary);border:1px solid transparent;border-radius:var(--radius-md);
  box-shadow:var(--shadow-elev1);padding:24px 22px;font:inherit;color:var(--text-default);
  transition:border-color .15s,box-shadow .15s,transform .15s}
.kb-rolecard:hover{border-color:var(--status-active);box-shadow:var(--shadow-elev1-lg);transform:translateY(-3px)}
.kb-rolecard .ico{width:42px;height:42px;border-radius:var(--radius-sm);display:grid;place-items:center;color:#fff;margin-bottom:16px}
.kb-rolecard h3{font-size:19px;font-weight:600;color:var(--text-black);margin:0 0 6px;letter-spacing:-.01em}
.kb-rolecard p{font-size:13.5px;color:var(--text-default);line-height:1.5;margin:0}
.kb-rolecard .meta{margin-top:16px;padding-top:13px;border-top:1px solid var(--border);display:flex;gap:16px;
  font-size:12.5px;color:var(--text-placeholder)}
.kb-rolecard .meta span{display:inline-flex;align-items:center;gap:6px}
.kb-rolecard .go{position:absolute;top:22px;right:20px;color:var(--text-disabled);transition:.15s}
.kb-rolecard:hover .go{color:var(--status-active);transform:translate(2px,-2px)}

/* ---------- tabs ---------- */
.kb-tabs{display:inline-flex;gap:4px;padding:4px;background:var(--surface-card);
  border:1px solid var(--border-darker);border-radius:var(--radius-pill)}
.kb-tab{display:inline-flex;align-items:center;gap:9px;cursor:pointer;font-family:var(--font);font-size:14px;
  font-weight:500;color:var(--text-default);background:transparent;border:0;border-radius:var(--radius-pill);padding:9px 18px}
.kb-tab .d{width:8px;height:8px;border-radius:50%}
.kb-tab.on{background:var(--surface-primary);color:var(--text-black);box-shadow:var(--shadow-elev1)}

/* ---------- role header ---------- */
.kb-head{display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;margin:30px 0 24px}
.kb-head h2{font-size:clamp(21px,2.2vw,27px);font-weight:600;letter-spacing:-.02em;color:var(--text-black);margin:6px 0 6px}
.kb-head p{font-size:14.5px;line-height:1.55;color:var(--text-default);margin:0;max-width:620px}
.kb-head .meta{margin-top:10px;display:flex;gap:16px;font-size:12.5px;color:var(--text-placeholder)}
.kb-head .meta span{display:inline-flex;align-items:center;gap:6px}

/* ---------- stage + section aside (the e-learning center's shape) ---------- */
.kb-split{display:grid;grid-template-columns:1fr 336px;gap:22px;align-items:start;padding-bottom:56px}
.kb-stage{background:var(--surface-primary);border:1px solid var(--border-darker);border-radius:var(--radius-md);
  box-shadow:var(--shadow-elev1);padding:26px 26px 10px;min-height:340px}
.kb-stage .eye{display:inline-flex;align-items:center;gap:8px;font-size:11.5px;font-weight:500;letter-spacing:.07em;
  text-transform:uppercase;color:var(--text-placeholder)}
.kb-stage .eye .d{width:8px;height:8px;border-radius:50%}
.kb-stage h3{font-size:21px;font-weight:600;letter-spacing:-.015em;color:var(--text-black);margin:9px 0 4px}
.kb-stage .sub{font-size:13px;color:var(--text-placeholder);margin:0 0 6px}
.kb-arts{list-style:none;margin:14px 0 0;padding:0;border-top:1px solid var(--border)}
.kb-arts li{border-bottom:1px solid var(--border)}
.kb-arts a{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;padding:13px 2px;
  text-decoration:none;color:var(--text-default);font-size:14.5px;line-height:1.45;transition:.12s}
.kb-arts a .num{width:22px;height:22px;border-radius:50%;background:var(--surface-secondary);color:var(--text-placeholder);
  display:grid;place-items:center;font-size:11px;font-weight:500;flex-shrink:0}
.kb-arts a .t{font-weight:500;color:var(--text-black)}
.kb-arts a .s{display:block;font-size:12.5px;color:var(--text-placeholder);margin-top:2px;font-weight:400}
.kb-arts a:hover .t{color:var(--status-active)}
.kb-arts a:hover .num{background:var(--status-active-light);color:var(--status-active)}
.kb-arts a .ar{color:var(--text-disabled);transition:.15s}
.kb-arts a:hover .ar{color:var(--status-active);transform:translateX(3px)}

.kb-aside{background:var(--surface-primary);border:1px solid var(--border-darker);border-radius:var(--radius-md);
  box-shadow:var(--shadow-elev1);overflow:hidden;position:sticky;top:86px}
.kb-aside .ahead{display:flex;align-items:baseline;justify-content:space-between;gap:12px;
  padding:15px 18px;border-bottom:1px solid var(--border)}
.kb-aside .ahead b{font-size:14px;color:var(--text-black);font-weight:600}
.kb-aside .ahead .n{font-size:12px;color:var(--text-placeholder)}
.kb-secs{list-style:none;margin:0;padding:6px;max-height:60vh;overflow-y:auto}
.kb-sec{width:100%;display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center;font-family:var(--font);
  font-size:14px;color:var(--text-default);background:transparent;border:0;text-align:left;cursor:pointer;
  padding:10px 12px;border-radius:var(--radius-sm);line-height:1.35}
.kb-sec:hover{background:var(--surface-card);color:var(--text-black)}
.kb-sec .c{font-size:11.5px;color:var(--text-disabled)}
.kb-sec.on{background:var(--surface-card);color:var(--text-black);font-weight:500}
.kb-sec.on .c{color:var(--text-placeholder)}

.kb-empty{padding:44px 0;text-align:center;color:var(--text-placeholder);font-size:15px;line-height:1.6}
.kb-empty b{color:var(--text-black)}

/* ---------- footer ---------- */
.kb-footer{border-top:1px solid var(--border-darker);background:var(--surface-card);padding:26px 0;font-size:13px;color:var(--text-placeholder)}
.kb-foot-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}
.kb-footer a{color:var(--text-default);text-decoration:none}
.kb-footer a:hover{color:var(--status-active)}
.kb-foot-links{display:flex;flex-wrap:wrap;gap:16px}

@media (max-width:980px){
  .kb-split{grid-template-columns:1fr}
  .kb-aside{position:static;order:-1}
  .kb-secs{max-height:none}
  .kb-rolegrid{grid-template-columns:1fr}
  .kb-head{grid-template-columns:1fr}
}
@media (max-width:620px){
  .kb-topbar{padding:12px 16px}
  .kb-nav a:not(.kb-btn){display:none}
  .kb-tabs{width:100%;justify-content:space-between}
  .kb-tab{padding:9px 10px;font-size:13px}
}

/* ---------- article modal ---------- */
.kb-modal[hidden]{display:none!important}
.kb-modal{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:24px}
.kb-backdrop{position:absolute;inset:0;background:rgba(7,10,14,.55);backdrop-filter:blur(2px);
  animation:kbfade .16s ease-out}
@keyframes kbfade{from{opacity:0}to{opacity:1}}
.kb-dialog{position:relative;display:flex;flex-direction:column;width:min(980px,100%);height:min(82vh,900px);
  background:var(--surface-primary);border-radius:var(--radius-lg);box-shadow:0 30px 80px rgba(7,10,14,.3);
  overflow:hidden;animation:kbpop .18s cubic-bezier(.2,.8,.3,1)}
@keyframes kbpop{from{opacity:0;transform:translateY(8px) scale(.99)}to{opacity:1;transform:none}}
.kb-modal.wide .kb-dialog{width:min(1600px,100%);height:min(94vh,1200px)}
.kb-dhead{display:grid;grid-template-columns:1fr auto;gap:14px;align-items:center;
  padding:13px 14px 13px 20px;border-bottom:1px solid var(--border-darker);background:var(--surface-primary)}
.kb-dhead .tt{min-width:0}
.kb-dhead .eye{display:block;font-size:11px;font-weight:500;letter-spacing:.07em;text-transform:uppercase;color:var(--text-placeholder)}
.kb-dhead b{display:block;font-size:15.5px;font-weight:600;color:var(--text-black);letter-spacing:-.01em;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.kb-dacts{display:flex;align-items:center;gap:6px}
.kb-iconbtn{display:grid;place-items:center;width:34px;height:34px;border-radius:var(--radius-sm);border:1px solid transparent;
  background:transparent;color:var(--text-placeholder);cursor:pointer;transition:.13s}
.kb-iconbtn:hover{background:var(--surface-card);color:var(--text-black)}
.kb-openbtn{display:inline-flex;align-items:center;gap:7px;font-family:var(--font);font-size:13.5px;font-weight:500;
  padding:8px 13px;border-radius:var(--radius-pill);border:1px solid var(--border-darker);
  background:var(--surface-primary);color:var(--text-default);text-decoration:none;white-space:nowrap}
.kb-openbtn:hover{border-color:var(--status-active);color:var(--status-active)}
.kb-dbody{position:relative;flex:1;background:var(--surface-card);min-height:0}
.kb-dbody iframe{width:100%;height:100%;border:0;display:block;background:#fff}
.kb-load{position:absolute;inset:0;display:grid;place-items:center;color:var(--text-placeholder);font-size:14px;
  background:var(--surface-card)}
.kb-load .sp{width:22px;height:22px;border:2px solid var(--border-darker);border-top-color:var(--status-active);
  border-radius:50%;animation:kbspin .7s linear infinite;margin:0 auto 10px}
@keyframes kbspin{to{transform:rotate(360deg)}}
body.kb-locked{overflow:hidden}
@media (max-width:640px){
  .kb-modal{padding:0}
  .kb-dialog,.kb-modal.wide .kb-dialog{width:100%;height:100%;border-radius:0}
  .kb-openbtn span{display:none}
}

/* "Choose your role" is a real heading now — keep the overline look */
h2.kb-choose{font-size:11px;font-weight:500;letter-spacing:.09em;text-transform:uppercase;
  color:var(--text-placeholder);text-align:center;margin:0 0 6px}

/* Close: labelled and a 44px touch target — on mobile the dialog is
   full-screen, so there is no backdrop to tap and this is the only way out. */
.kb-closebtn{display:inline-flex;align-items:center;gap:7px;min-height:44px;padding:0 15px;
  font-family:var(--font);font-size:14px;font-weight:500;cursor:pointer;
  border:1px solid var(--border-darker);border-radius:var(--radius-pill);
  background:var(--surface-primary);color:var(--text-default);transition:.13s}
.kb-closebtn:hover{background:var(--text-black);border-color:var(--text-black);color:#fff}
.kb-openbtn{min-height:44px}
.kb-iconbtn{width:44px;height:44px}

/* Visible focus — the default 1px outline disappears against these greys */
a:focus-visible,button:focus-visible,input:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--status-active);outline-offset:2px;border-radius:var(--radius-xs)}
.kb-sec:focus-visible,.kb-tab:focus-visible,.kb-rolecard:focus-visible{outline-offset:-2px}

@media (max-width:640px){
  .kb-dhead{padding:10px 10px 10px 16px;gap:8px}
  .kb-dhead b{font-size:14.5px}
  .kb-closebtn{padding:0 13px}
}