/* Neuron Prep members area redesign - isolated overrides loaded after the legacy inline CSS. */
:root{
  --app-bg:#f4f6fb;
  --app-surface:#ffffff;
  --app-surface-soft:#f8faff;
  --app-ink:#10141d;
  --app-muted:#647087;
  --app-line:#dce2ef;
  --app-blue:#2450c7;
  --app-blue-dark:#173b9b;
  --app-blue-soft:#edf2ff;
  --app-green:#087a55;
  --app-green-soft:#ecfaf5;
  --app-red:#b42318;
  --app-red-soft:#fff0ef;
  --app-amber:#9a5a00;
  --app-amber-soft:#fff8e9;
  --app-shadow:0 18px 60px rgba(29,45,83,.09);
  --app-shadow-sm:0 8px 28px rgba(29,45,83,.07);
  --app-radius:18px;
  --app-radius-sm:12px;
  --app-sans:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
}

body.member-page{
  --paper:var(--app-bg);
  --card:var(--app-surface);
  --ink:var(--app-ink);
  --ink-soft:var(--app-muted);
  --ink-faint:#8590a5;
  --pen:var(--app-blue);
  --pen-deep:var(--app-blue-dark);
  --pen-wash:var(--app-blue-soft);
  --mark:var(--app-red);
  --mark-wash:var(--app-red-soft);
  --rule:var(--app-line);
  --tick:var(--app-green);
  --tick-wash:var(--app-green-soft);
  --display:var(--app-sans);
  --body:var(--app-sans);
  --mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono",monospace;
  --wrap:1320px;
  margin:0;
  background:var(--app-bg);
  color:var(--app-ink);
  font-family:var(--app-sans);
  font-size:16px;
  line-height:1.6;
}
body.member-page h1,body.member-page h2,body.member-page h3,body.member-page h4{
  font-family:var(--app-sans);
  color:var(--app-ink);
  letter-spacing:-.035em;
}
body.member-page p,body.member-page li,body.member-page button,body.member-page input,body.member-page select{
  font-family:var(--app-sans);
}
body.member-page .wrap{max-width:1320px;padding-inline:clamp(16px,4vw,32px);}
body.member-page main{min-height:calc(100vh - 260px);}
body.member-page section.band{padding-block:clamp(34px,5vw,64px);}
body.member-page section.band.tight{padding-block:clamp(28px,4vw,52px);}

/* Public masthead, now scoped so it cannot break the chapter navigation. */
body.member-page .masthead{
  position:sticky;top:0;z-index:80;background:rgba(255,255,255,.95);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--app-line);
}
body.member-page .masthead .wrap{min-height:72px;padding-block:12px;}
body.member-page .brand{font-size:1.25rem;font-weight:850;color:var(--app-ink);}
body.member-page .brand .dot{width:10px;height:10px;background:var(--app-blue);}
body.member-page .masthead nav{display:flex;gap:24px;margin-left:auto;align-items:center;position:static;padding:0;background:none;border:0;max-height:none;overflow:visible;}
body.member-page .masthead nav a{font-size:.9rem;font-weight:650;color:#536078;border:0;padding:8px 0;}
body.member-page .masthead nav a:hover{color:var(--app-blue);}
body.member-page .masthead nav a.nav-cta{padding:10px 16px;border-radius:10px;background:var(--app-blue);color:#fff;box-shadow:0 6px 18px rgba(36,80,199,.18);}
body.member-page .menu-btn{border-radius:9px;background:#fff;border-color:var(--app-line);}
@media(max-width:1000px){
  body.member-page .masthead nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:#fff;border-bottom:1px solid var(--app-line);padding:10px 24px 18px;max-height:80vh;overflow:auto;}
  body.member-page .masthead nav.open{display:flex;}
  body.member-page .masthead nav a{padding:13px 0;border-bottom:1px solid var(--app-line);}
}

/* Members navigation */
body.member-page .mbar{
  position:sticky;top:72px;z-index:70;background:#101827;border:0;
  box-shadow:0 8px 24px rgba(16,24,39,.10);
}
body.member-page .mbar .wrap{min-height:58px;padding-block:8px;gap:18px;flex-wrap:nowrap;}
body.member-page .mtabs{display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:none;}
body.member-page .mtabs::-webkit-scrollbar{display:none;}
body.member-page .mtabs a{border:0;border-radius:9px;padding:9px 13px;font-size:.86rem;font-weight:650;color:#b9c2d1;white-space:nowrap;}
body.member-page .mtabs a:hover{background:#1c2738;color:#fff;}
body.member-page .mtabs a.on{background:var(--app-blue);color:#fff;box-shadow:0 5px 14px rgba(36,80,199,.28);}
body.member-page .mwho{margin-left:auto;display:flex;align-items:center;gap:12px;min-width:0;}
body.member-page .mwho span{font-size:.76rem;color:#98a5ba;max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
body.member-page .mwho button{border:1px solid #344156;border-radius:9px;background:transparent;color:#dce3ee;padding:8px 12px;font-weight:650;cursor:pointer;}
body.member-page .mwho button:hover{border-color:#72809a;color:#fff;}
@media(max-width:720px){
  body.member-page .mbar{top:65px;}
  body.member-page .mbar .wrap{min-height:54px;}
  body.member-page .mwho span{display:none;}
  body.member-page .mwho button{padding:7px 10px;}
}

body.member-page .eyebrow{
  color:#758198;font-size:.72rem;font-weight:750;letter-spacing:.18em;margin-bottom:18px;
}
body.member-page .eyebrow::after{background:var(--app-line);}
body.member-page footer{background:#fff;border-top:1px solid var(--app-line);}
body.member-page footer .legal{max-width:820px;color:#7a8598;font-size:.78rem;line-height:1.65;}

/* Shared modern buttons */
body.member-page .btn,body.member-page .pr-btn{
  border-radius:10px;border:1px solid var(--app-blue);background:var(--app-blue);color:#fff;
  padding:11px 17px;font-size:.92rem;font-weight:750;box-shadow:0 5px 14px rgba(36,80,199,.14);
  transition:transform .15s ease,box-shadow .15s ease,background .15s ease;
}
body.member-page .btn:hover,body.member-page .pr-btn:hover:not(:disabled){
  background:var(--app-blue-dark);border-color:var(--app-blue-dark);transform:translateY(-1px);box-shadow:0 8px 20px rgba(36,80,199,.18);
}
body.member-page .btn.ghost,body.member-page .pr-btn.ghost{
  background:#fff;color:var(--app-blue);border-color:#aebef1;box-shadow:none;
}
body.member-page .btn.ghost:hover,body.member-page .pr-btn.ghost:hover:not(:disabled){background:var(--app-blue-soft);border-color:var(--app-blue);}

/* Dashboard */
body.member-dashboard .dhello{
  margin:0 0 28px;padding:clamp(26px,4vw,46px);border:1px solid var(--app-line);
  border-radius:24px;background:linear-gradient(145deg,#fff 0%,#f7f9ff 100%);box-shadow:var(--app-shadow);
  position:relative;overflow:hidden;
}
body.member-dashboard .dhello::after{
  content:"";position:absolute;width:340px;height:340px;border-radius:50%;right:-160px;top:-170px;background:rgba(36,80,199,.065);pointer-events:none;
}
body.member-dashboard .dhello .eyebrow{max-width:760px;position:relative;z-index:1;}
body.member-dashboard .dhello h1{font-size:clamp(2.2rem,5vw,4rem);font-weight:850;position:relative;z-index:1;}
body.member-dashboard .dhello p{font-size:1.08rem;max-width:660px;color:var(--app-muted);position:relative;z-index:1;}
body.member-dashboard .dgrid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
body.member-dashboard .dcard{
  min-height:315px;padding:28px;border:1px solid var(--app-line);border-radius:20px;background:#fff;
  box-shadow:var(--app-shadow-sm);position:relative;overflow:hidden;
}
body.member-dashboard .dcard::after{content:"";position:absolute;inset:auto -60px -85px auto;width:190px;height:190px;border-radius:50%;background:var(--app-blue-soft);opacity:.7;}
body.member-dashboard .dcard.locked{background:#fbfcff;border-style:solid;box-shadow:none;}
body.member-dashboard .dstate{border-radius:999px;padding:5px 10px;font-size:.65rem;font-weight:750;position:relative;z-index:1;}
body.member-dashboard .dstate.own{background:var(--app-green-soft);border-color:#86c7af;color:var(--app-green);}
body.member-dashboard .dstate.non{background:#f1f4fa;border-color:var(--app-line);color:#68748a;}
body.member-dashboard .dcard h3{font-size:1.55rem;margin:6px 0 10px;position:relative;z-index:1;}
body.member-dashboard .dcard p{font-size:1rem;line-height:1.65;max-width:54ch;position:relative;z-index:1;}
body.member-dashboard .dactions{display:flex;flex-wrap:wrap;gap:10px;margin-top:auto;position:relative;z-index:1;}
body.member-dashboard .dcard .btn{align-self:auto;margin:0!important;}
@media(max-width:760px){body.member-dashboard .dgrid{grid-template-columns:1fr;}body.member-dashboard .dcard{min-height:auto;}}

/* Guide reader */
body.member-guide .guide-intro{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:26px;
}
body.member-guide .guide-intro h1{font-size:clamp(2.2rem,4.5vw,3.8rem);font-weight:850;margin:0;}
body.member-guide .guide-intro p{max-width:610px;color:var(--app-muted);margin:10px 0 0;font-size:1.04rem;}
body.member-guide .guide-count{padding:8px 12px;border-radius:999px;background:var(--app-blue-soft);color:var(--app-blue);font-size:.78rem;font-weight:750;white-space:nowrap;}
body.member-guide .gwrap{display:grid;grid-template-columns:320px minmax(0,1fr);gap:24px;align-items:start;}
body.member-guide .guide-side{
  position:sticky;top:154px;background:#fff;border:1px solid var(--app-line);border-radius:18px;
  box-shadow:var(--app-shadow-sm);overflow:hidden;max-height:calc(100vh - 178px);display:flex;flex-direction:column;
}
body.member-guide .guide-side-head{padding:18px;border-bottom:1px solid var(--app-line);background:var(--app-surface-soft);}
body.member-guide .guide-side-head label{display:block;font-size:.72rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#7a879d;margin-bottom:8px;}
body.member-guide .guide-side-head input{width:100%;border:1px solid var(--app-line);border-radius:10px;padding:10px 12px;background:#fff;color:var(--app-ink);outline:none;}
body.member-guide .guide-side-head input:focus{border-color:var(--app-blue);box-shadow:0 0 0 3px rgba(36,80,199,.11);}
body.member-guide .gnav{
  display:block!important;position:static!important;margin:0!important;align-items:initial!important;
  padding:10px!important;background:#fff!important;border:0!important;overflow:auto!important;max-height:none!important;
}
body.member-guide .gnav ol{display:block;margin:0;padding:0;}
body.member-guide .gnav li{display:block;margin:0;}
body.member-guide .gnav a{
  display:block;position:relative;margin:2px 0;padding:10px 12px 10px 42px;border:0;border-radius:10px;
  color:#4d5a70;font-size:.86rem;font-weight:650;line-height:1.35;white-space:normal;overflow-wrap:anywhere;
}
body.member-guide .gnav a::before{left:12px;top:11px;color:#98a3b7;font-size:.64rem;}
body.member-guide .gnav a:hover{background:#f6f8fc;color:var(--app-blue);}
body.member-guide .gnav a.on{background:var(--app-blue-soft);color:var(--app-blue);font-weight:800;}
body.member-guide .gbody{
  min-width:0;background:#fff;border:1px solid var(--app-line);border-radius:22px;
  padding:clamp(26px,4vw,52px);box-shadow:var(--app-shadow);overflow:hidden;
}
body.member-guide .gchapter-meta{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:18px;}
body.member-guide .gchapter-meta .gsub{margin:0;}
body.member-guide .gchapter-index{font-size:.72rem;font-weight:750;color:#7c879b;white-space:nowrap;}
body.member-guide .gbody h2{font-size:clamp(2rem,4vw,3.5rem);line-height:1.02;margin-bottom:14px;}
body.member-guide .gbody h3{font-size:1.35rem;line-height:1.25;margin:34px 0 10px;}
body.member-guide .gbody h4{font-size:1.06rem;line-height:1.3;}
body.member-guide .gbody p,body.member-guide .gbody li{font-size:1rem;line-height:1.7;color:#536078;}
body.member-guide .gbody .lead{font-size:1.12rem;line-height:1.7;color:#4b5870;}
body.member-guide .gbody .hero-grid,body.member-guide .gbody .grid2,body.member-guide .gbody .grid3{gap:14px;}
body.member-guide .gbody .metric,body.member-guide .gbody .card,body.member-guide .gbody .cheat,body.member-guide .gbody .tool{
  background:var(--app-surface-soft);border:1px solid var(--app-line);border-radius:14px;padding:18px;
}
body.member-guide .gbody .metric strong{font-size:1.5rem;}
body.member-guide .gbody .callout{border-radius:0 13px 13px 0;padding:17px 19px;}
body.member-guide .gbody .formula{border-radius:13px;padding:18px;}
body.member-guide .gbody table{display:table;width:100%;min-width:680px;border-collapse:separate;border-spacing:0;border:1px solid var(--app-line);border-radius:13px;overflow:hidden;}
body.member-guide .gbody table th,body.member-guide .gbody table td{border:0;border-bottom:1px solid var(--app-line);padding:13px 14px;}
body.member-guide .gbody table tr:last-child td{border-bottom:0;}
body.member-guide .gbody table th{background:#f6f8fc;color:#5c697f;}
body.member-guide .gbody .gpage{margin-top:34px;padding-top:24px;}
@media(max-width:1020px){
  body.member-guide .gwrap{grid-template-columns:1fr;}
  body.member-guide .guide-side{position:static;max-height:340px;}
  body.member-guide .guide-intro{align-items:flex-start;flex-direction:column;}
}
@media(max-width:650px){
  body.member-guide .gbody{padding:22px 18px;border-radius:16px;}
  body.member-guide .gchapter-meta{align-items:flex-start;flex-direction:column;gap:6px;}
  body.member-guide .gbody .hero-grid,body.member-guide .gbody .grid2,body.member-guide .gbody .grid3{grid-template-columns:1fr;}
}

/* Question bank */
body.member-bank .bank-intro{
  margin-bottom:24px;padding:clamp(24px,4vw,38px);border:1px solid var(--app-line);border-radius:22px;
  background:linear-gradient(145deg,#fff,#f7f9ff);box-shadow:var(--app-shadow-sm);
}
body.member-bank .bank-intro .eyebrow{margin-bottom:12px;}
body.member-bank .bank-intro h1{font-size:clamp(2.25rem,5vw,4rem);line-height:1.02;font-weight:850;max-width:18ch;}
body.member-bank .bank-intro p{font-size:1.08rem;color:var(--app-muted);max-width:760px;margin:14px 0 0;}
body.member-bank .bank-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
body.member-bank .bank-chips span{background:var(--app-blue-soft);color:var(--app-blue-dark);border-radius:999px;padding:6px 10px;font-size:.76rem;font-weight:750;}
body.member-bank .pr-shell{grid-template-columns:minmax(0,1fr) 290px;gap:24px;}
body.member-bank .pr-filters{display:block;background:#fff;border:1px solid var(--app-line);border-radius:16px;padding:16px;margin-bottom:18px;box-shadow:var(--app-shadow-sm);}
body.member-bank .pr-fgroup{margin:0 0 11px;}
body.member-bank .pr-fgroup:last-child{margin-bottom:0;}
body.member-bank .pr-flabel{font-size:.66rem;font-weight:800;color:#78849a;}
body.member-bank .pr-chip{border-radius:999px;padding:7px 11px;background:#fff;border-color:var(--app-line);font-weight:700;}
body.member-bank .pr-chip:hover{border-color:#9db2ef;background:#fbfcff;color:var(--app-blue);}
body.member-bank .pr-chip[aria-pressed=true]{background:var(--app-blue);border-color:var(--app-blue);color:#fff;}
body.member-bank .pr-topicsel{border-radius:10px;padding:8px 10px;background:#fff;min-width:220px;max-width:100%;}
body.member-bank .pr-card{background:#fff;border:1px solid var(--app-line);border-radius:18px;padding:clamp(22px,4vw,34px);box-shadow:var(--app-shadow-sm);}
body.member-bank .pr-meta{margin-bottom:10px;}
body.member-bank .pr-track{height:5px;border-radius:99px;overflow:hidden;background:#e7ebf3;margin-bottom:18px;}
body.member-bank .pr-track span{border-radius:99px;}
body.member-bank .pr-stem{font-size:1.22rem;font-weight:750;line-height:1.55;margin-bottom:22px;}
body.member-bank .pr-opts{gap:10px;}
body.member-bank .pr-opt{background:#fff;border:1px solid var(--app-line);border-radius:13px;padding:14px 16px;font-size:.98rem;box-shadow:0 2px 0 rgba(29,45,83,.02);}
body.member-bank .pr-opt:hover:not(:disabled){border-color:#9db2ef;background:#fbfcff;}
body.member-bank .pr-opt .ltr{border-radius:50%;width:30px;height:30px;background:#f0f3f8;}
body.member-bank .pr-opt.sel{border-color:var(--app-blue);background:var(--app-blue-soft);box-shadow:0 0 0 1px var(--app-blue);}
body.member-bank .pr-opt.ok{background:var(--app-green-soft);}
body.member-bank .pr-opt.no{background:var(--app-red-soft);}
body.member-bank .pr-review{margin-top:24px;padding-top:22px;}
body.member-bank .pr-verdict{border-radius:10px;padding:13px 15px;}
body.member-bank .pr-exps{gap:10px;}
body.member-bank .pr-exps li{padding:12px 14px;background:#f8faff;border:1px solid var(--app-line);border-radius:11px;}
body.member-bank .pr-panel{background:#fff;border:1px solid var(--app-line);border-radius:16px;padding:20px;box-shadow:var(--app-shadow-sm);}
body.member-bank .pr-rail{top:154px;}
body.member-bank .pr-score{font-size:3.4rem;}
@media(max-width:940px){body.member-bank .pr-shell{grid-template-columns:1fr;}body.member-bank .pr-rail{position:static;display:grid;grid-template-columns:1fr 1fr;gap:12px;}body.member-bank .pr-panel + .pr-panel{margin-top:0;}}
@media(max-width:600px){body.member-bank .pr-rail{grid-template-columns:1fr;}body.member-bank .pr-topicsel{min-width:0;width:100%;}}

/* Progress dashboard */
body.member-progress .progress-intro{margin-bottom:28px;}
body.member-progress .progress-intro h1{font-size:clamp(2.2rem,4.5vw,3.7rem);font-weight:850;max-width:900px;}
body.member-progress .progress-intro p{font-size:1.05rem;color:var(--app-muted);max-width:680px;margin:12px 0 0;}
body.member-progress .pgrid{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:20px;}
body.member-progress .pstat{background:#fff;border:1px solid var(--app-line);border-radius:16px;padding:20px;box-shadow:var(--app-shadow-sm);min-height:160px;}
body.member-progress .pstat b{font-size:2.35rem;}
body.member-progress .pstat span{font-size:.65rem;font-weight:800;color:#7e8aa0;}
body.member-progress .pstat i{font-size:.84rem;line-height:1.5;}
body.member-progress .psec{background:#fff;border:1px solid var(--app-line);border-radius:18px;padding:24px;margin-bottom:18px;box-shadow:var(--app-shadow-sm);overflow:hidden;}
body.member-progress .psec h2{font-size:1.35rem;margin-bottom:5px;}
body.member-progress .mrow{display:grid;grid-template-columns:minmax(140px,1fr) minmax(100px,260px) 54px;gap:14px;padding:12px 0;align-items:center;}
body.member-progress .mrow > span{background:transparent!important;}
body.member-progress .mbarw{width:100%;height:9px;border-radius:999px;background:#e7ebf3!important;overflow:hidden;}
body.member-progress .mbarw > span{display:block;height:100%;border-radius:999px;}
body.member-progress .m-hi .mbarw > span{background:var(--app-green)!important;}
body.member-progress .m-mid .mbarw > span{background:var(--app-blue)!important;}
body.member-progress .m-lo .mbarw > span{background:var(--app-red)!important;}
body.member-progress .mname{font-weight:700;color:var(--app-ink);}
body.member-progress .mname small{font-weight:600;color:#8994a8;}
body.member-progress .mpc{width:auto;text-align:right;font-weight:800;}
body.member-progress .pblock{border:1px solid var(--app-line);border-left:4px solid var(--app-blue);border-radius:0 13px 13px 0;padding:18px;background:#fbfcff;}
body.member-progress .pnote{border-radius:0 12px 12px 0;}
body.member-progress .aiplan{border-radius:16px;padding:22px;background:linear-gradient(145deg,#fff,#f8faff);}
body.member-progress .aiday{border-radius:10px;background:#fff;}
body.member-progress .preset{border-radius:9px;padding:9px 13px;background:#fff;}
body.member-progress .spark{padding:10px;background:#f8faff;border-radius:12px;}
body.member-progress .spark div{border-radius:3px 3px 0 0;}
@media(max-width:1050px){body.member-progress .pgrid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media(max-width:620px){
  body.member-progress .pgrid{grid-template-columns:1fr;}
  body.member-progress .mrow{grid-template-columns:1fr 50px;gap:8px;}
  body.member-progress .mbarw{grid-column:1/-1;grid-row:2;}
  body.member-progress .mpc{grid-column:2;grid-row:1;}
  body.member-progress .psec{padding:18px 15px;}
}



/* ── brand lockup ───────────────────────────── */
.brand{gap:.62rem;}
.brand .mark{width:23px;height:23px;flex:none;color:var(--pen);display:block;}
.brand .wm{
  display:flex;align-items:baseline;gap:.28em;
  font-family:var(--display);font-size:1.16rem;letter-spacing:-.035em;line-height:1;
}
.brand .wm b{font-weight:800;color:var(--ink);font-style:normal;text-transform:uppercase;letter-spacing:.07em;}
.brand .wm i{font-weight:500;color:var(--ink-soft);font-style:normal;text-transform:uppercase;letter-spacing:.07em;margin-left:.34em;}
.top .brand .wm b{color:#fff;}
.top .brand .wm i{color:#98A2B3;}
.top .brand .mark{color:var(--mark,#C0392B);}