/* ---------- webfonts ---------- */
@font-face{font-family:"Military Jr34";src:url(fonts/military-regular.woff2?v=ca068e8ba5) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Military Jr34";src:url(fonts/military-bold.woff2?v=ca068e8ba5) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"Quantico";src:url(fonts/quantico-regular.woff2?v=ca068e8ba5) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Quantico";src:url(fonts/quantico-bold.woff2?v=ca068e8ba5) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"Veiran";src:url(fonts/veiran-regular.woff2?v=ca068e8ba5) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Prussian Brew";src:url(fonts/prussian-brew.woff2?v=ca068e8ba5) format("woff2");font-weight:400;font-display:swap}

/* ---------- theme tokens ----------
   Palettes are chosen by two attributes on <html>: data-faction (wardogs|lonestar|manticore|valkyra)
   and data-mode (light|dark), both set by app.js. Defaults below = Wardogs light. */
:root{
  --font-ui:"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
  --font-display:"Military Jr34","Segoe UI",system-ui,sans-serif;
  --display-spacing:.01em;--display-weight:700;
  --radius:3px;--radius-sm:2px;
  --header-h:92px;--mark-size:72px;--crest-gap:13px;--crumb-size:23px;
  --shadow:0 1px 2px rgba(0,0,0,.10),0 6px 18px rgba(0,0,0,.07);
  --glass:color-mix(in srgb,var(--panel) 64%,transparent);
  --glass-2:color-mix(in srgb,var(--panel2) 56%,transparent);
  --bg-image:url(backgrounds/wardogs.jpg?v=ca068e8ba5);--bg-opacity:.44;--bg-veil:55%;
  --glow:color-mix(in srgb,var(--accent) 55%,transparent);
  --side-alpha:84%;--side-edge:color-mix(in srgb,var(--side-active) 45%,transparent);
  --side-scroll:color-mix(in srgb,var(--side-active) 42%,transparent);
  --edge:color-mix(in srgb,var(--ink) 16%,transparent);
  --bg:#f5f1e6;--panel:#fffefb;--panel2:#f1ebdc;--ink:#100e09;--muted:#565243;--line:#cdc2a6;
  --primary:#806320;--primary-2:#614b16;--on-primary:#fff;
  --accent:#7a5c12;--accent-soft:#f4e7c9;--on-accent:#fff;
  --side:#0e0e0c;--side-ink:#efe8d6;--side-muted:#b4ab91;--side-active:#c8a24a;
  --ok:#286e2b;--ok-soft:#e1f0df;--bad:#b3261e;--bad-soft:#f8e0dd;--warn:#8a6a00;--warn-soft:#f6ecd0;--lock:#8d8b7c;
}
:root[data-mode="dark"]{color-scheme:dark;--shadow:none;--bg-opacity:.40;--bg-veil:74%;--side-alpha:93%;--side-edge:color-mix(in srgb,var(--side-active) 62%,transparent);--side-scroll:color-mix(in srgb,var(--side-active) 52%,transparent);--glass:color-mix(in srgb,var(--panel) 72%,transparent);--glass-2:color-mix(in srgb,var(--panel2) 62%,transparent)}

/* ---- Wardogs (black / gold / white / tan) ---- */
:root[data-faction="wardogs"][data-mode="dark"]{
  --bg:#080806;--panel:#14130f;--panel2:#1d1b14;--ink:#faf5e9;--muted:#b6ac93;--line:#463f31;
  --primary:#c8a24a;--primary-2:#a98736;--on-primary:#17150f;
  --accent:#e0b65c;--accent-soft:#3a2f14;--on-accent:#17150f;
  --side:#0a0a07;--side-ink:#efe8d6;--side-muted:#a9a288;--side-active:#e0b65c;
  --ok:#6fbf73;--ok-soft:#17321b;--bad:#e8736a;--bad-soft:#3a1a17;--warn:#e0b64c;--warn-soft:#332814;--lock:#6e6a5c;
}
/* ---- Lonestar (blue / tan / grey) ---- */
:root[data-faction="lonestar"]{
  --font-display:"Quantico","Segoe UI",system-ui,sans-serif;--display-spacing:.02em;--bg-image:url(backgrounds/lonestar.jpg?v=ca068e8ba5);
  --bg:#eef1f6;--panel:#ffffff;--panel2:#e7ecf4;--ink:#0b0f17;--muted:#4e596b;--line:#b9c4d6;
  --primary:#2f47dc;--primary-2:#2338b8;--on-primary:#fff;
  --accent:#6b5128;--accent-soft:#f0e6d2;--on-accent:#fff;
  --side:#131c33;--side-ink:#dde4f1;--side-muted:#a6b1c6;--side-active:#8aa0ff;
  --ok:#286e2b;--ok-soft:#e1f0df;--bad:#b3261e;--bad-soft:#f8e0dd;--warn:#8a6a00;--warn-soft:#f6ecd0;--lock:#8a8f98;
}
:root[data-faction="lonestar"][data-mode="dark"]{
  --bg:#070a10;--panel:#11161f;--panel2:#18202c;--ink:#f2f5fb;--muted:#a7b1c4;--line:#313e52;
  --primary:#6d88f5;--primary-2:#4f6ae0;--on-primary:#0d1017;
  --accent:#d6c09a;--accent-soft:#2a2419;--on-accent:#0d1017;
  --side:#080c15;--side-ink:#dde4f1;--side-muted:#9aa4b8;--side-active:#8aa0ff;
  --ok:#6fbf73;--ok-soft:#17321b;--bad:#e8736a;--bad-soft:#3a1a17;--warn:#e0b64c;--warn-soft:#332814;--lock:#6b7280;
}
/* ---- Manticore (green / black / brown) ---- */
:root[data-faction="manticore"]{
  --font-display:"Veiran","Segoe UI",system-ui,sans-serif;--display-spacing:.015em;--display-weight:400;--bg-image:url(backgrounds/manticore.jpg?v=ca068e8ba5);
  --bg:#eff3ec;--panel:#ffffff;--panel2:#e6eee3;--ink:#0a110a;--muted:#4b584a;--line:#bccdb6;
  --primary:#1e7a2a;--primary-2:#175f20;--on-primary:#fff;
  --accent:#5b3e22;--accent-soft:#efe2d2;--on-accent:#fff;
  --side:#0f170f;--side-ink:#dee9da;--side-muted:#a2b49d;--side-active:#4fd061;
  --ok:#286e2b;--ok-soft:#e1f0df;--bad:#b3261e;--bad-soft:#f8e0dd;--warn:#8a6a00;--warn-soft:#f6ecd0;--lock:#8b978a;
}
:root[data-faction="manticore"][data-mode="dark"]{
  --bg:#070b07;--panel:#101710;--panel2:#17211a;--ink:#eff7ec;--muted:#a6bca2;--line:#2d3e31;
  --primary:#3ec44e;--primary-2:#2da33b;--on-primary:#0d120d;
  --accent:#c08a4e;--accent-soft:#2b2015;--on-accent:#0d120d;
  --side:#070b07;--side-ink:#dee9da;--side-muted:#98ab93;--side-active:#4fd061;
  --ok:#6fcf77;--ok-soft:#14301a;--bad:#e8736a;--bad-soft:#3a1a17;--warn:#ddb05a;--warn-soft:#2e2614;--lock:#6c7a6a;
}
/* ---- Valkyra (red / black / grey) ---- */
:root[data-faction="valkyra"]{
  --font-display:"Prussian Brew","Segoe UI",system-ui,sans-serif;--display-spacing:.03em;--bg-image:url(backgrounds/valkyra.jpg?v=ca068e8ba5);
  --bg:#f4f1f1;--panel:#ffffff;--panel2:#ede8e8;--ink:#100c0c;--muted:#554d4d;--line:#cec1c1;
  --primary:#c4261c;--primary-2:#9e1e16;--on-primary:#fff;
  --accent:#414850;--accent-soft:#e6eaec;--on-accent:#fff;
  --side:#141010;--side-ink:#eadfdf;--side-muted:#b0a3a3;--side-active:#ff6a5e;
  --ok:#286e2b;--ok-soft:#e1f0df;--bad:#8f1d16;--bad-soft:#f6ddda;--warn:#8a6a00;--warn-soft:#f6ecd0;--lock:#8d8b7c;
}
:root[data-faction="valkyra"][data-mode="dark"]{
  --bg:#0b0808;--panel:#151010;--panel2:#1d1717;--ink:#faf2f2;--muted:#b7abab;--line:#453636;
  --primary:#ee4d43;--primary-2:#c8322a;--on-primary:#110e0e;
  --accent:#b9bfc6;--accent-soft:#2a2c2f;--on-accent:#110e0e;
  --side:#0a0808;--side-ink:#eadfdf;--side-muted:#aa9d9d;--side-active:#ff6a5e;
  --ok:#6fbf73;--ok-soft:#17321b;--bad:#ff9a8f;--bad-soft:#3a1a17;--warn:#e0b64c;--warn-soft:#332814;--lock:#6f6666;
}

*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--ink);font:15px/1.55 var(--font-ui)}
body::before{content:"";position:fixed;left:0;right:0;top:0;height:100vh;height:100lvh;z-index:-2;background:var(--bg-image) 71% 48%/cover no-repeat scroll;opacity:var(--bg-opacity);filter:blur(2.5px) saturate(.95);transform:scale(1.05) translateZ(0);backface-visibility:hidden}
body::after{content:"";position:fixed;left:0;right:0;top:0;height:100vh;height:100lvh;z-index:-1;pointer-events:none;transform:translateZ(0);
  background:radial-gradient(95% 85% at 71% 48%,color-mix(in srgb,var(--bg) calc(var(--bg-veil) - 26%),transparent),color-mix(in srgb,var(--bg) var(--bg-veil),transparent) 62%,color-mix(in srgb,var(--bg) calc(var(--bg-veil) + 14%),transparent))}
a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}
button{font:inherit}
.svg{width:18px;height:18px;flex:none;vertical-align:-3px}

/* ---------- layout ---------- */
.app{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.side{background:color-mix(in srgb,var(--side) var(--side-alpha),transparent);backdrop-filter:blur(14px) saturate(1.05);color:var(--side-ink);
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow:hidden;
  border-right:1px solid var(--side-edge);box-shadow:6px 0 22px -12px rgba(0,0,0,.6)}
.brand{height:var(--header-h);flex:none;padding:0 16px;display:flex;align-items:center;border-bottom:1px solid rgba(255,255,255,.07)}
.brand .crest{display:flex;gap:var(--crest-gap);align-items:center;width:100%}
.brand .mark{width:var(--mark-size);height:var(--mark-size);flex:none;object-fit:contain;filter:drop-shadow(0 1px 3px rgba(0,0,0,.45))}
.brand b{font-family:var(--font-display);letter-spacing:.02em}
.brand b{display:block;font-size:14px;line-height:1.2;color:#fff}
.brand small{color:var(--side-muted);font-size:12px}
.nav{padding:8px;display:flex;flex-direction:column;gap:2px;flex:1 1 auto;min-height:0;overflow-y:auto;overscroll-behavior:contain}
.nav a{display:flex;gap:10px;align-items:center;padding:7.5px 12px;border-radius:var(--radius-sm);color:var(--side-ink);font-size:14px;transition:background .15s,box-shadow .15s}
.nav a:hover{background:rgba(255,255,255,.06);text-decoration:none}
.nav a.on{background:color-mix(in srgb,var(--side-active) 16%,transparent);color:#fff;box-shadow:inset 3px 0 0 var(--side-active),0 0 16px -6px var(--side-active)}
.nav .sec{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--side-muted);padding:11px 12px 3px}
.nav .modlink{font-size:13.5px}
.nav .modlink .st{margin-left:auto}
.side .foot{margin-top:auto;flex:none;padding:12px 16px;border-top:1px solid rgba(255,255,255,.07);font-size:12.5px;color:var(--side-muted)}
.side .foot b{color:#fff;display:block;font-size:14px}
.main{min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;gap:12px;height:var(--header-h);padding:0 28px;border-bottom:1px solid var(--line);background:var(--glass);backdrop-filter:blur(12px);position:sticky;top:0;z-index:5}
.topbar .crumbs{font-family:var(--font-display);font-size:var(--crumb-size);letter-spacing:var(--display-spacing);line-height:1.2;color:var(--muted);flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar .crumbs a{color:var(--muted);font-weight:var(--display-weight)}
.topbar .crumbs a:hover{color:var(--primary)}
.topbar .crumbs .here{color:var(--ink);font-weight:var(--display-weight)}
.topbar .crumbs .sep{font-family:var(--font-ui);font-weight:400;letter-spacing:0;opacity:.7}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:var(--radius-sm);padding:6px 8px;color:var(--ink);cursor:pointer}
.content{padding:28px;max-width:1080px;width:100%}
.banner{margin:14px 28px 0;padding:12px 16px;border-radius:var(--radius);background:var(--warn-soft);color:var(--ink);border:1px solid color-mix(in srgb,var(--warn) 40%,transparent);font-size:14px}
.banner b{color:var(--warn)}

@media (max-width:900px){
  :root{--header-h:72px;--mark-size:54px;--crest-gap:11px;--crumb-size:18px}
  .app{grid-template-columns:1fr}
  .side{position:fixed;left:0;top:0;bottom:0;width:270px;z-index:20;transform:translateX(-100%);transition:transform .2s,visibility .2s}
  body:not(.nav-open) .side{visibility:hidden}
  body.nav-open .side{transform:none;box-shadow:8px 0 28px -8px rgba(0,0,0,.55)}
  body.nav-open{overflow:hidden}
  /* A real element, so a tap anywhere outside the drawer actually lands on something */
  .scrim{position:fixed;inset:0;z-index:19;background:rgba(0,0,0,.45);opacity:0;pointer-events:none;transition:opacity .2s}
  body.nav-open .scrim{opacity:1;pointer-events:auto}
  .nav-close{display:grid;place-items:center;flex:none;width:40px;height:40px;margin-left:auto;
    background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-sm);
    color:var(--side-ink);cursor:pointer;-webkit-tap-highlight-color:transparent}
  .nav-close:active{background:rgba(255,255,255,.18)}
  .nav-close svg{width:20px;height:20px}
  .brand{gap:10px}
  .menu-btn{display:inline-flex}
  .content{padding:18px 16px}
  .topbar{padding:0 16px}
  .banner{margin:12px 16px 0}
}

/* ---------- type & blocks ---------- */
h1,h2,h3,.stat .n,.verdict,.result .big{font-family:var(--font-display);letter-spacing:var(--display-spacing);font-weight:var(--display-weight)}
.kicker,.fac b,.brand b{font-weight:var(--display-weight)}
h1{font-size:28px;line-height:1.25;margin:0 0 6px}
h2{font-size:21px;margin:28px 0 10px}
h3{font-size:16.5px;margin:18px 0 8px}
.kicker{font-family:var(--font-display);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:700;margin-bottom:6px}
/* Section accent: the wing mark, tinted to whatever colour the kicker is using.
   The "//" stays as a fallback where CSS masks aren't supported. */
.kicker::before{content:"// ";opacity:.65}
@supports ((-webkit-mask-image:url(brand/wings.png?v=ca068e8ba5)) or (mask-image:url(brand/wings.png?v=ca068e8ba5))){
  .kicker::before{content:"";display:inline-block;width:1.34em;height:1.1em;margin-right:.42em;vertical-align:-.16em;
    background:currentColor;opacity:.85;
    -webkit-mask:url(brand/wings.png?v=ca068e8ba5) left center/contain no-repeat;mask:url(brand/wings.png?v=ca068e8ba5) left center/contain no-repeat}
}
.lead{color:var(--muted);font-size:16px;margin:0 0 18px;max-width:760px}
.card{background:var(--glass);backdrop-filter:blur(10px) saturate(1.05);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow);position:relative}
.card+.card{margin-top:14px}
.grid>.card+.card,.grid>a.card+a.card{margin-top:0}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:900px){.g3,.g4{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){.g2,.g3,.g4{grid-template-columns:1fr}}
.stat{padding:16px 18px}
.stat .n{font-size:26px;font-weight:800;line-height:1.1}
.stat .l{font-size:12.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
ul.clean{margin:6px 0 0;padding-left:20px}ul.clean li{margin:4px 0}
.muted{color:var(--muted)}.small{font-size:13px}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.spacer{flex:1}

/* ---------- chips / buttons ---------- */
.chip{display:inline-flex;gap:5px;align-items:center;padding:3px 9px;border-radius:var(--radius-sm);text-transform:uppercase;letter-spacing:.07em;font-size:12px;font-weight:700;background:var(--panel2);color:var(--muted);border:1px solid var(--line);white-space:nowrap}
.chip.ok{background:var(--ok-soft);color:var(--ok);border-color:transparent}
.chip.bad{background:var(--bad-soft);color:var(--bad);border-color:transparent}
.chip.warn{background:var(--warn-soft);color:var(--warn);border-color:transparent}
.chip.acc{background:var(--accent-soft);color:var(--accent);border-color:transparent}
.chip.lock{color:var(--lock)}
.btn{display:inline-flex;gap:8px;align-items:center;background:var(--primary);color:var(--on-primary);border:0;border-radius:var(--radius-sm);padding:10px 18px;font-weight:700;font-size:13.5px;letter-spacing:.06em;text-transform:uppercase;cursor:pointer;text-decoration:none!important;transition:box-shadow .15s,filter .15s}
.btn:hover{filter:brightness(1.08)}
.btn.alt{background:transparent;color:var(--primary);border:1px solid var(--primary)}
.btn.acc{background:var(--accent);color:var(--on-accent)}
.btn.ghost{background:transparent;color:var(--muted);border:1px solid var(--line)}
.btn:disabled,.btn.disabled{opacity:.45;cursor:not-allowed;filter:none}
.btn.sm{padding:6px 11px;font-size:13px}

/* ---------- progress ---------- */
.bar{height:8px;background:color-mix(in srgb,var(--ink) 8%,transparent);border-radius:0;overflow:hidden;border:1px solid var(--line)}
.bar>i{display:block;height:100%;background:linear-gradient(90deg,var(--primary-2),var(--primary));border-radius:0;transition:width .3s;box-shadow:0 0 10px -2px var(--glow)}
.bar.acc>i{background:var(--accent)}

/* ---------- module cards ---------- */
.mod{display:flex;flex-direction:column;gap:10px}
.mod .top{display:flex;gap:12px;align-items:flex-start}
.mod .num{width:46px;height:46px;border-radius:var(--radius-sm);background:var(--primary);color:var(--on-primary);display:grid;place-items:center;font-weight:800;font-size:18px;flex:none}
.mod.locked{opacity:1}.mod.locked .num{background:var(--lock)}
.mod.locked h2,.mod.locked .kicker{color:var(--muted)}
.mod h2{margin:0;font-size:16.5px}
.mod p{margin:0;color:var(--muted);font-size:14px}

/* ---------- item list (module outline) ---------- */
.items{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--glass);backdrop-filter:blur(10px)}
.item{display:flex;gap:14px;align-items:center;padding:14px 18px;border-top:1px solid var(--line);color:var(--ink)}
.item:first-child{border-top:0}
a.item:hover{background:var(--panel2);text-decoration:none}
.item .ic{width:34px;height:34px;border-radius:var(--radius-sm);display:grid;place-items:center;background:var(--panel2);color:var(--muted);flex:none;border:1px solid var(--line)}
.item.done .ic{background:var(--ok-soft);color:var(--ok);border-color:transparent}
.item.cur .ic{background:var(--accent-soft);color:var(--accent);border-color:transparent}
.item.locked{color:var(--lock)}
.item .t{flex:1;min-width:0}.item .t b{display:block;font-weight:600}.item .t span{font-size:13px;color:var(--muted)}
.item.locked .t span{color:var(--lock)}

/* ---------- lesson ---------- */
.steps{display:flex;gap:6px;flex-wrap:wrap;margin:6px 0 18px}
.steps button{display:flex;gap:8px;align-items:center;background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-sm);padding:8px 15px;cursor:pointer;color:var(--ink);font-size:13px;text-transform:uppercase;letter-spacing:.06em;font-weight:600}

.steps button .d{width:20px;height:20px;border-radius:var(--radius-sm);display:grid;place-items:center;background:var(--panel2);font-size:11px;font-weight:800;color:var(--muted)}
.steps button.done .d{background:var(--ok);color:#fff}
.steps button:disabled{opacity:.5;cursor:not-allowed}
.video{position:relative;width:100%;aspect-ratio:16/9;background:#000;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.video iframe,.video>div{position:absolute;inset:0;width:100%;height:100%;border:0}
.video .fallback{display:flex;flex-direction:column;gap:12px;align-items:center;justify-content:center;text-align:center;color:#eee;padding:20px;background:linear-gradient(135deg,#23291a,#0e100a)}
.video .fallback img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.28}
.video .fallback>*{position:relative}
.watch{margin-top:12px}
.watch .row{justify-content:space-between}
.keypts li{margin:6px 0}
.theory{font-size:15.5px}

.drill{border:1px solid var(--line);border-radius:var(--radius);background:var(--glass);backdrop-filter:blur(10px);margin-bottom:16px;overflow:hidden}
.drill .hd{padding:13px 18px;background:var(--glass-2);border-bottom:1px solid var(--line);display:flex;gap:10px;align-items:center}
.drill .hd h2{margin:0;font-size:16px;flex:1}
.drill .bd{padding:4px 18px 18px}
.drill ol{padding-left:20px}.drill ol li{margin:5px 0}
.levels{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:8px}
@media (max-width:700px){.levels{grid-template-columns:1fr}}
.lvl{border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px;cursor:pointer;font-size:13.5px;display:block;background:var(--glass)}
.lvl b{display:flex;gap:8px;align-items:center;font-size:13.5px;margin-bottom:4px}
.lvl:hover{border-color:var(--primary-2)}
.lvl.s1{border-color:var(--bad);background:var(--bad-soft)}
.lvl.s2{border-color:var(--ok);background:var(--ok-soft)}
.lvl.s3{border-color:var(--accent);background:var(--accent-soft)}
.field{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--glass-2);color:var(--ink);font:inherit}
.field:focus{outline:2px solid var(--primary-2);outline-offset:1px}
.callout{border-left:3px solid var(--accent);background:var(--accent-soft);padding:12px 14px;border-radius:0 var(--radius) var(--radius) 0;font-size:14px;margin:12px 0}

/* ---------- quiz ---------- */
.q{margin-bottom:14px}
.q h2{margin:0 0 10px;font-size:15.5px;display:flex;gap:8px}
.q h2 .n{color:var(--accent);flex:none}
.opt{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);margin:6px 0;cursor:pointer;background:var(--glass)}
.opt:hover{border-color:var(--primary-2)}
.opt input{margin-top:4px}
.opt.right{border-color:var(--ok);background:var(--ok-soft)}
.opt.wrong{border-color:var(--bad);background:var(--bad-soft)}
.explain{margin-top:8px;font-size:13.5px;color:var(--muted)}
.result{display:flex;gap:16px;align-items:center;padding:18px 20px;border-radius:var(--radius);margin-bottom:16px;border:1px solid var(--line)}
.result.pass{background:var(--ok-soft)}.result.fail{background:var(--bad-soft)}
.result .big{font-size:30px;font-weight:800}
.result.pass .big{color:var(--ok)}.result.fail .big{color:var(--bad)}

/* ---------- tables ---------- */
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700;background:var(--panel2)}
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:var(--glass);backdrop-filter:blur(10px)}
.tablewrap table tr:last-child td{border-bottom:0}

/* ---------- login ---------- */
.login{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(120% 80% at 30% 15%,color-mix(in srgb,var(--primary) 22%,transparent),transparent 60%)}
.login .box{text-align:left}
.login h1{font-size:23px}
.login .box{width:100%;max-width:470px;background:var(--glass);backdrop-filter:blur(14px) saturate(1.1);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:0 24px 70px rgba(0,0,0,.55),0 0 0 1px color-mix(in srgb,var(--accent) 22%,transparent)}
.login .mark{width:273px;height:273px;max-width:100%;object-fit:contain;display:block;margin:0 auto 20px}
.profiles{display:flex;flex-direction:column;gap:8px;margin:12px 0}
.profiles button{display:flex;justify-content:space-between;align-items:center;padding:10px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel2);color:var(--ink);cursor:pointer;text-align:left}
.profiles button:hover{border-color:var(--primary)}

/* ---------- certificate ---------- */
.cert{background:#fffdf6;color:#1b1a15;border:10px double var(--primary-2);padding:48px 36px;text-align:center;border-radius:4px;position:relative}
.cert .seal{width:110px;height:110px;object-fit:contain;display:block;margin:0 auto 10px}
.cert h2{font-size:34px;margin:6px 0;color:var(--primary-2);font-family:var(--font-display)}
.cert .name{font-size:32px;font-weight:700;color:var(--accent);margin:12px 0;font-family:var(--font-display)}
.cert .sig{display:flex;justify-content:space-around;gap:10px;flex-wrap:wrap;margin-top:28px;font-size:12.5px;color:#555}
.cert .sig div{border-top:1px solid #999;padding-top:6px;min-width:150px}

.toast{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);background:var(--side);color:#fff;padding:11px 18px;border-radius:var(--radius-sm);border:1px solid color-mix(in srgb,var(--accent) 45%,transparent);z-index:50;display:none;box-shadow:0 8px 24px rgba(0,0,0,.3)}

@media print{
  body::before,body::after{display:none!important}
  .side,.topbar,.banner,.no-print,.toast,.legal.site{display:none!important}
  .app{display:block}.content{padding:0;max-width:none}
  body{background:#fff}
}

/* ---------- faction picker & brand bits ---------- */
.factions{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:8px 0 4px}
@media (max-width:640px){.factions{grid-template-columns:repeat(2,1fr)}}
.fac{border:1px solid var(--line);border-radius:var(--radius);padding:12px 8px;text-align:center;cursor:pointer;background:var(--panel);display:block}
.fac img{width:46px;height:46px;object-fit:contain;display:block;margin:0 auto 6px}
.fac b{display:block;font-size:13.5px;font-family:var(--font-display);letter-spacing:.04em}
.fac span{font-size:11.5px;color:var(--muted)}
.fac input{position:absolute;opacity:0;pointer-events:none}
.fac.sel{border-color:var(--primary);box-shadow:inset 0 0 0 1px var(--primary);background:color-mix(in srgb,var(--primary) 8%,var(--panel))}
.fac:hover{border-color:var(--primary-2)}
.login .fac{background:var(--panel2)}
.login .factions{grid-template-columns:repeat(2,1fr)}
.fac b{white-space:nowrap}
.facbadge{display:flex;gap:8px;align-items:center;margin-top:10px}
.facbadge img{width:22px;height:22px;object-fit:contain}
.brand .crest{gap:12px}
.hero-logo{width:var(--mark-size);height:var(--mark-size);object-fit:contain;flex:none}
/* The dashboard hero mirrors the sidebar crest: same logo, same gap, text centred on the logo. */
.row.hero{align-items:center;gap:var(--crest-gap)}
.row.hero h1{margin:2px 0 0}
.row.hero .kicker{margin-bottom:0}
.cert .facline{display:flex;gap:8px;align-items:center;justify-content:center;margin-top:10px;font-size:13px;color:#4a463c}
.cert .facline img{width:26px;height:26px;object-fit:contain}

/* ---------- focus, glow and status treatment ---------- */
@keyframes wfsPulse{from{box-shadow:0 0 0 1px var(--accent),0 0 16px -8px var(--glow)}to{box-shadow:0 0 0 1px var(--accent),0 0 26px -4px var(--glow)}}
.glow{border-color:var(--accent)!important;animation:wfsPulse 2.4s ease-in-out infinite alternate}
.glow.ticks::before,.glow.ticks::after{content:"";position:absolute;width:14px;height:14px;border:2px solid var(--accent);pointer-events:none}
.glow.ticks::before{top:-1px;left:-1px;border-right:0;border-bottom:0}
.glow.ticks::after{bottom:-1px;right:-1px;border-left:0;border-top:0}
a.card.glow:hover{filter:brightness(1.04)}
.item.cur{box-shadow:inset 3px 0 0 var(--accent)}
.item.cur .ic{box-shadow:0 0 18px -6px var(--glow)}
.item.done .ic{box-shadow:none}
a.item:hover{background:color-mix(in srgb,var(--accent) 7%,transparent)}
.mod.cur{border-color:color-mix(in srgb,var(--accent) 55%,var(--line))}
.status{display:block;margin:10px -20px -18px;padding:7px 20px;border-top:1px solid var(--line);font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);background:var(--glass-2)}
.status.ok{color:var(--ok)}.status.acc{color:var(--accent)}.status.lock{color:var(--lock)}
.btn:hover{box-shadow:0 0 18px -6px var(--glow)}
.btn.acc:hover,.btn:not(.alt):not(.ghost):hover{filter:brightness(1.06)}
.opt:hover,.lvl:hover{box-shadow:0 0 14px -8px var(--glow)}
.steps button.on{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent),0 0 16px -8px var(--glow)}
.field:focus{outline:2px solid var(--accent);outline-offset:0;box-shadow:0 0 16px -6px var(--glow)}
.stat{position:relative;overflow:hidden}
.stat::after{content:"";position:absolute;left:0;top:0;width:3px;height:100%;background:var(--accent);opacity:.5}
@media (prefers-reduced-motion:reduce){.glow{animation:none;box-shadow:0 0 0 1px var(--accent),0 0 22px -6px var(--glow)}}

/* ---------- legal / disclaimer ---------- */
.legal{margin-top:22px;padding-top:14px;border-top:1px solid var(--line);font-size:11.5px;line-height:1.55;color:var(--muted);letter-spacing:.01em}
.legal p{margin:0 0 5px}
.legal p:last-child{margin-bottom:0}
.legal.site{margin-top:38px;padding-top:16px;max-width:820px}
.cert .certlegal{margin:26px auto 0;max-width:620px;font-size:10.5px;line-height:1.5;color:#7a7568;border-top:1px solid #d8d2c2;padding-top:10px}

/* ---------- faculty profile pictures ---------- */
.pfp{width:52px;height:52px;flex:none;border-radius:50%;object-fit:cover;background:var(--panel2);
  border:1px solid color-mix(in srgb,var(--accent) 40%,transparent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 12%,transparent)}
.pfp.fallback{display:grid;place-items:center;font-weight:800;font-size:17px;background:var(--primary);color:var(--on-primary)}

/* ---------- rank badges & ladder ---------- */
.rank{display:inline-flex;align-items:center;gap:5px;padding:3px 10px 3px 8px;border-radius:99px;
  font:700 11.5px/1.5 var(--font-ui);letter-spacing:.06em;text-transform:uppercase;white-space:nowrap;
  color:var(--ink);background:color-mix(in srgb,var(--rank) 15%,transparent);
  border:1px solid color-mix(in srgb,var(--rank) 55%,transparent)}
.rank .wing{color:var(--rank)}
.side .foot .rank{color:var(--side-ink)}
.rank .wing{width:1.3em;height:1.05em;flex:none;background:var(--rank);
  -webkit-mask:url(brand/wings.png?v=ca068e8ba5) center/contain no-repeat;mask:url(brand/wings.png?v=ca068e8ba5) center/contain no-repeat}
.rank .wing.mark{width:2.15em;height:1.4em;margin:-2px 1px -2px 0;-webkit-mask-image:var(--rank-mark);mask-image:var(--rank-mark)}
.rank.top{box-shadow:0 0 14px -3px color-mix(in srgb,var(--rank) 70%,transparent)}
.side .foot .rank{margin-top:4px}
.ladder{display:grid;grid-template-columns:repeat(auto-fit,minmax(168px,1fr));gap:10px;margin:0 0 20px}
.ladder .step{display:flex;flex-direction:column;gap:5px;align-items:flex-start;padding:11px 12px;
  border:1px solid var(--line);border-radius:var(--radius);background:var(--glass-2)}
.ladder .step.locked{opacity:1;border-style:dashed}
.ladder .step.locked .earn,.ladder .step.locked .small{color:var(--muted)}
.ladder .step.now{border-color:color-mix(in srgb,var(--accent) 60%,transparent);
  box-shadow:0 0 0 1px color-mix(in srgb,var(--accent) 30%,transparent)}


/* ---------- optional companion viewing on a lecture page ---------- */
.item.extra{align-items:flex-start}
.item.extra .t .note{display:block;margin-top:5px;color:var(--muted);font-size:13px;line-height:1.5;white-space:normal}
h2 .chip{vertical-align:middle;margin-left:8px;font-size:11px;letter-spacing:.06em}

/* ---------- expanded ground school notes ---------- */
.card.notes{margin-top:14px;padding-top:4px}
.card.notes section{padding:16px 0;border-top:1px solid var(--line)}
.card.notes section:first-child{border-top:0}
.card.notes h2{margin:0 0 7px;font-size:15px;color:var(--accent);font-family:var(--font-display);letter-spacing:var(--display-spacing)}
.card.notes p{margin:0;line-height:1.65;max-width:70ch}
.card.notes p + ul{margin-top:9px}
.card.notes ul.clean li{line-height:1.6;max-width:70ch}
.card.theory .lede{font-size:16px;line-height:1.6;color:var(--ink)}

/* ---- instructor content editing --------------------------------------- */
.ebtn{display:inline-flex;gap:5px;align-items:center;vertical-align:middle;margin-left:10px;padding:3px 9px;
  border:1px dashed var(--line);border-radius:var(--radius-sm);background:transparent;color:var(--muted);
  font:700 11px/1.4 var(--font-ui);letter-spacing:.07em;text-transform:uppercase;cursor:pointer;white-space:nowrap;
  transition:color .15s,border-color .15s,background .15s}
.ebtn:hover{color:var(--primary);border-color:var(--primary);border-style:solid;background:var(--panel2)}
.ebtn svg{width:13px;height:13px;flex:none}
.ebtn.on{color:var(--accent);border-color:var(--accent);border-style:solid}
h1 .ebtn,h2 .ebtn,h3 .ebtn{position:relative;top:-2px}
.edbar{margin:16px 0 8px;align-items:center;gap:10px}
.edbar b{color:var(--muted);text-transform:uppercase;letter-spacing:.07em}
.edwrap{position:fixed;inset:0;z-index:200;background:rgba(0,0,0,.55);display:grid;place-items:center;padding:20px;overflow:auto}
.edbox{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 24px 60px rgba(0,0,0,.4);
  padding:18px 20px;width:min(860px,100%);max-height:calc(100vh - 40px);overflow:auto}
.edhd{display:flex;gap:10px;align-items:center;margin-bottom:8px}
.edhd b{font-family:var(--font-display);font-size:18px;letter-spacing:var(--display-spacing)}
.edta{width:100%;font:13.5px/1.6 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;resize:vertical;white-space:pre-wrap;overflow-wrap:break-word}
.edmsg{min-height:20px;font-size:13px;color:var(--muted);margin:8px 0}
.edmsg.bad{color:var(--bad)}
.edft{gap:10px;margin-bottom:10px}
body.modal-open{overflow:hidden}
@media (max-width:600px){.edbox{padding:14px}.edta{font-size:13px}}

/* ---- about page --------------------------------------------------------- */
.creator{display:flex;gap:20px;align-items:flex-start;flex-wrap:wrap}
.creator .face{width:132px;height:132px;flex:none;border-radius:var(--radius);object-fit:cover;
  border:1px solid var(--line);box-shadow:var(--shadow)}
.creator > div{flex:1;min-width:260px}
.legal.about{margin-top:16px}
@media (max-width:600px){.creator{gap:14px}.creator .face{width:96px;height:96px}}

/* ---- sidebar scrollbar --------------------------------------------------
   The nav only scrolls on short windows. Firefox takes the standard properties;
   Chrome and Safari get a 6px bar through the -webkit- pseudo-elements, which
   they only honour while scrollbar-width is auto. */
.nav{scrollbar-width:thin;scrollbar-color:var(--side-scroll) transparent}
@supports selector(::-webkit-scrollbar){
  .nav{scrollbar-width:auto;scrollbar-color:auto}
  .nav::-webkit-scrollbar{width:6px}
  .nav::-webkit-scrollbar-track{background:transparent}
  .nav::-webkit-scrollbar-thumb{background:var(--side-scroll);border-radius:3px}
  .nav::-webkit-scrollbar-thumb:hover{background:var(--side-active)}
}

.theory h2.kp{font-size:16.5px;margin:18px 0 8px}
.drill .hd h2,.q h2,.card.notes h2,.mod h2{font-family:var(--font-display);letter-spacing:var(--display-spacing)}
.card h2.cardh{font-size:16.5px;margin:0 0 8px}

/* ---- landmarks, focus and motion ---------------------------------------- */
.skip{position:absolute;left:-9999px;top:0;z-index:300;padding:10px 16px;background:var(--primary);
  color:var(--on-primary);font-weight:700;border-radius:0 0 var(--radius) 0}
.skip:focus{left:0;text-decoration:none}
main.content:focus{outline:none}
/* A link inside a muted paragraph was only 1.6:1 against the surrounding text */
p a,li a,.muted a,.small a{text-decoration:underline;text-underline-offset:2px}
.btn,.nav a,.item,.modlink,.crumbs a{text-decoration:none}
:where(a,button,input,textarea,select,[tabindex]):focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:var(--radius-sm)}
.side :where(a,button):focus-visible{outline-color:var(--side-active)}
/* The faction radio is visually replaced by its card, but it still has to show focus */
.fac:has(input:focus-visible){outline:2px solid var(--primary);outline-offset:2px}
.tablewrap:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.crumbs ol{list-style:none;display:flex;align-items:center;margin:0;padding:0;min-width:0}
.crumbs li{display:flex;align-items:center;min-width:0}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}
.side .foot .pvflag{color:var(--side-ink);font-weight:700}
@media (max-width:480px){.login .mark{width:210px;height:210px;margin-bottom:16px}}

/* ---- audit mode ---------------------------------------------------------- */
.banner.audit{display:flex;gap:10px;align-items:flex-start;background:var(--accent-soft);
  border-color:color-mix(in srgb,var(--accent) 45%,transparent);color:var(--ink)}
.banner.audit b{color:var(--accent)}
.banner.audit svg{flex:none;margin-top:2px;color:var(--accent)}
.banner.audit a{color:var(--ink);text-decoration:underline;font-weight:700}
.opt.ro{cursor:default;opacity:1}
.opt.ro:hover{background:var(--glass-2);border-color:var(--line)}
.auditnote{display:flex;gap:9px;align-items:flex-start;width:100%;padding:12px 14px;border-radius:var(--radius);
  background:var(--glass-2);border:1px dashed var(--line);color:var(--muted);font-size:13.5px}
.auditnote svg{flex:none;margin-top:1px;color:var(--accent)}

/* The drawer, its scrim and its close control only exist in the mobile layout. These come last
   so they win over the display rules inside the earlier max-width block. */
.scrim,.nav-close{display:none}
@media (max-width:900px){
  .scrim{display:block}
  .nav-close{display:grid}
}

/* ---- provider sign-in ---------------------------------------------------- */
.orline{display:flex;align-items:center;gap:12px;margin:14px 0 12px;color:var(--muted);font-size:12px;
  text-transform:uppercase;letter-spacing:.1em}
.orline::before,.orline::after{content:"";flex:1;height:1px;background:var(--line)}
