:root{
  --bg:#09090b;
  --panel:#18181b;
  --panel-2:#27272a;
  --line:#3f3f46;
  --text:#e4e4e7;
  --muted:#a1a1aa;
  --amber:#f59e0b;
  --amber-2:#fbbf24;
  --danger:#f87171;
  --success:#4ade80;
  --shadow:0 24px 60px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background:
radial-gradient(circle at top, rgba(245,158,11,.12), transparent 28%),
linear-gradient(180deg,#0a0a0a 0%,#09090b 100%);color:var(--text);min-height:100%}
body{min-height:100vh}
a{text-decoration:none}
code{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;color:#fde68a}
.app-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:32px}
.page-card{width:min(760px,100%);background:rgba(24,24,27,.92);border:1px solid rgba(245,158,11,.18);border-radius:24px;box-shadow:var(--shadow);padding:28px;backdrop-filter:blur(12px)}
.brand-row{display:flex;align-items:center;gap:14px;margin-bottom:18px}
.brand-mark{width:48px;height:48px;border-radius:16px;background:linear-gradient(135deg,var(--amber),#fb7185);color:#111827;display:grid;place-items:center;font-weight:800;box-shadow:0 10px 30px rgba(245,158,11,.24)}
.brand-title{font-size:1.05rem;font-weight:800;letter-spacing:.02em}
.brand-subtitle{font-size:.85rem;color:var(--muted)}
.intro h1{margin:0 0 8px;font-size:2rem;line-height:1.1}
.intro p{margin:0 0 22px;color:var(--muted)}
.session-bar{display:flex;gap:10px;align-items:center;justify-content:flex-end;margin-bottom:18px;flex-wrap:wrap;color:var(--muted);font-size:.92rem}
.flash{padding:12px 14px;border-radius:14px;margin-bottom:18px;border:1px solid}
.flash-success{background:rgba(74,222,128,.08);border-color:rgba(74,222,128,.24);color:#bbf7d0}
.flash-error{background:rgba(248,113,113,.08);border-color:rgba(248,113,113,.24);color:#fecaca}
.flash-info{background:rgba(245,158,11,.08);border-color:rgba(245,158,11,.24);color:#fde68a}
.panel{background:linear-gradient(180deg,rgba(39,39,42,.75),rgba(24,24,27,.88));border:1px solid rgba(63,63,70,.9);border-radius:20px;padding:22px}
.badge{display:inline-flex;align-items:center;border:1px solid rgba(245,158,11,.28);background:rgba(245,158,11,.08);color:#fcd34d;border-radius:999px;padding:6px 10px;font-size:.8rem;font-weight:700;margin-bottom:14px}
.form-grid{display:grid;gap:16px}
label span{display:block;margin-bottom:8px;color:#f4f4f5;font-weight:600;font-size:.95rem}
input{width:100%;border:1px solid #3f3f46;background:#27272a;color:#f4f4f5;border-radius:14px;padding:14px 15px;font-size:1rem;outline:none;transition:border-color .15s ease, box-shadow .15s ease}
input:focus{border-color:var(--amber);box-shadow:0 0 0 4px rgba(245,158,11,.12)}
.primary-button,.secondary-button,.link-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:14px;padding:13px 16px;font-weight:700;transition:transform .12s ease, opacity .12s ease, background .12s ease}
.primary-button{background:linear-gradient(135deg,var(--amber),var(--amber-2));color:#111827;border:none}
.secondary-button{background:#27272a;color:#f5f5f5;border:1px solid #52525b}
.link-button{background:#18181b;color:#fcd34d;border:1px solid rgba(245,158,11,.18);padding:8px 12px;font-size:.92rem}
.primary-button:hover,.secondary-button:hover,.link-button:hover{transform:translateY(-1px);opacity:.96}
.note{padding:14px;border-radius:14px;background:rgba(245,158,11,.07);border:1px dashed rgba(245,158,11,.28);color:#fde68a;font-size:.92rem}
.action-row{display:flex;justify-content:flex-end;margin-top:14px}
.text-link{color:#fbbf24}
.text-link:hover{color:#fde68a}
.dashboard-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.dashboard-grid .panel:last-child{grid-column:1/-1}
.stat-list{display:grid;gap:10px}
.stat-list div{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid rgba(63,63,70,.5)}
.stat-list span{color:var(--muted)}
.stack{display:grid;gap:12px}
@media (max-width:720px){
  .app-shell{padding:16px}
  .page-card{padding:20px;border-radius:20px}
  .intro h1{font-size:1.6rem}
  .dashboard-grid{grid-template-columns:1fr}
}


h2{margin:0 0 10px;font-size:1.25rem}
p{line-height:1.55}
.hub-app-body{background:#09090b;min-height:100vh}
.app-toolbar{
  position:fixed;top:14px;right:14px;z-index:80;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  min-width:min(720px,calc(100vw - 28px));
  max-width:calc(100vw - 28px);
  padding:12px 14px;
  border:1px solid rgba(245,158,11,.18);
  border-radius:18px;
  background:rgba(24,24,27,.86);
  box-shadow:0 24px 60px rgba(0,0,0,.35);
  backdrop-filter:blur(12px)
}
.app-toolbar__left{display:flex;align-items:center;gap:12px;min-width:0}
.app-toolbar__brand{
  width:40px;height:40px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--amber),#fb7185);color:#111827;font-weight:800;flex:0 0 auto
}
.app-toolbar__text{display:flex;flex-direction:column;min-width:0}
.app-toolbar__text strong{font-size:.95rem;line-height:1.1}
.app-toolbar__text span{font-size:.78rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.app-toolbar__actions{display:flex;align-items:center;gap:10px}
.app-toolbar__button{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid rgba(63,63,70,.9);
  background:#27272a;color:#f4f4f5;
  border-radius:12px;padding:10px 14px;font-weight:700
}
.app-toolbar__button:hover{border-color:rgba(245,158,11,.35);background:rgba(245,158,11,.1)}
.app-toolbar__button--danger:hover{border-color:rgba(248,113,113,.32);background:rgba(248,113,113,.12)}
@media (max-width:860px){
  .app-toolbar{left:14px;min-width:auto;flex-direction:column;align-items:stretch}
  .app-toolbar__actions{width:100%}
  .app-toolbar__button{flex:1}
}