:root{
  --vc-bg:#f4f7fb;
  --vc-card:#ffffff;
  --vc-ink:#172033;
  --vc-muted:#66758c;
  --vc-line:#d9e2ee;
  --vc-brand:#163b73;
  --vc-brand-2:#0f6eb8;
  --vc-soft:#edf4fb;
  --vc-success:#0f8b57;
  --vc-danger:#b42318;
  --vc-shadow:0 10px 28px rgba(12, 22, 44, .08);
  --vc-radius:18px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--vc-bg);color:var(--vc-ink);font-family:Arial,Helvetica,sans-serif}
a{color:inherit}
.vc-shell{min-height:100vh}
.vc-topbar{
  background:linear-gradient(135deg, #0f2d57 0%, #173f7f 45%, #0e6fad 100%);
  color:#fff;
  border-bottom:1px solid rgba(255,255,255,.12);
  box-shadow:0 8px 24px rgba(9,20,44,.18);
}
.vc-topbar-inner{
  max-width:1320px;
  margin:0 auto;
  padding:16px 18px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.vc-brand-block{
  display:flex;
  align-items:center;
  gap:14px;
  text-decoration:none;
}
.vc-logo{
  width:44px;
  height:44px;
  flex:0 0 44px;
}
.vc-brand-name{
  font-size:1.1rem;
  font-weight:800;
  letter-spacing:.04em;
  text-transform:uppercase;
}
.vc-brand-sub{
  display:block;
  font-size:.78rem;
  opacity:.86;
  letter-spacing:.12em;
  text-transform:uppercase;
  margin-top:2px;
}
.vc-topbar-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.vc-link-btn, .vc-ghost-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:12px;
  padding:10px 14px;
  text-decoration:none;
  font-weight:700;
}
.vc-link-btn{
  background:rgba(255,255,255,.14);
  color:#fff;
  border:1px solid rgba(255,255,255,.18);
}
.vc-link-btn:hover{background:rgba(255,255,255,.2)}
.vc-ghost-btn{
  background:#fff;
  color:var(--vc-brand);
  border:1px solid rgba(15,41,81,.12);
  cursor:pointer;
}
.vc-main{
  max-width:1320px;
  margin:0 auto;
  padding:18px;
}
.vc-login-shell{
  max-width:520px;
  margin:42px auto;
}
.vc-login-card, .vc-card{
  background:var(--vc-card);
  border:1px solid var(--vc-line);
  border-radius:var(--vc-radius);
  box-shadow:var(--vc-shadow);
  padding:22px;
}
.vc-login-card h1, .vc-login-card h2{margin:0 0 10px}
.vc-login-card p{margin:0 0 18px;color:var(--vc-muted);line-height:1.55}
.vc-login-grid{display:grid;gap:12px}
.vc-login-grid label{font-weight:700;font-size:.95rem;margin-bottom:6px;display:block}
.vc-login-grid input{
  width:100%;
  border:1px solid #cbd5e1;
  border-radius:12px;
  padding:12px 14px;
  font:inherit;
}
.vc-login-grid button{
  border:0;
  border-radius:12px;
  padding:12px 14px;
  background:var(--vc-brand);
  color:#fff;
  font:inherit;
  font-weight:700;
  cursor:pointer;
}
.vc-login-grid button:hover{filter:brightness(.98)}
.vc-login-msg{min-height:1.25em;font-size:.95rem;color:var(--vc-danger)}
.vc-hidden{display:none!important}
.vc-module-intro{
  background:#fff;
  border:1px solid var(--vc-line);
  border-radius:var(--vc-radius);
  box-shadow:var(--vc-shadow);
  padding:16px 18px;
  margin-bottom:16px;
}
.vc-module-intro h1{margin:0 0 6px}
.vc-module-intro p{margin:0;color:var(--vc-muted)}
@media (max-width:900px){
  .vc-topbar-inner{align-items:flex-start;flex-direction:column}
}