:root{
  --admin-bg:#f4f7fb;
  --admin-surface:#fff;
  --admin-ink:#172033;
  --admin-muted:#64748b;
  --admin-border:#dce4ef;
  --admin-primary:#2563eb;
  --admin-primary-soft:#eff6ff;
  --admin-danger:#b42318;
  --admin-success:#15803d;
  --admin-radius:14px;
  --admin-shadow:0 10px 30px rgba(15,23,42,.07);
}
body.admin-ui{background:var(--admin-bg);color:var(--admin-ink)}
body.admin-ui .wrap{max-width:1280px;margin:0 auto;padding:28px 28px 56px}
.admin-shell-nav{
  position:sticky;top:0;z-index:2147480000;
  margin:-28px -28px 30px;padding:12px 28px;
  display:flex;align-items:center;gap:18px;
  background:rgba(15,23,42,.97);color:#fff;
  border-bottom:1px solid rgba(255,255,255,.09);
  backdrop-filter:blur(12px);
}
.admin-brand{
  display:flex;align-items:center;gap:9px;color:#fff!important;text-decoration:none!important;
  font-weight:850;white-space:nowrap;
}
.admin-brand-mark{
  display:grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,#3b82f6,#4f46e5);box-shadow:0 8px 18px rgba(37,99,235,.35);
  font-size:.8rem;
}
.admin-nav-links{display:flex;gap:5px;align-items:center;flex:1;flex-wrap:wrap}
.admin-nav-links a,.admin-nav-actions a{
  color:#cbd5e1!important;text-decoration:none!important;padding:8px 10px;border-radius:8px;font-weight:650;font-size:.92rem;
}
.admin-nav-links a:hover,.admin-nav-actions a:hover{background:rgba(255,255,255,.08);color:#fff!important}
.admin-nav-links a.active{background:#fff;color:#172033!important}
.admin-nav-actions{display:flex;gap:4px;margin-left:auto}
.admin-page-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:22px;
}
.admin-page-head h1{margin:0;font-size:clamp(1.85rem,3vw,2.5rem);letter-spacing:-.035em}
.admin-page-head p{margin:.4rem 0 0}
.admin-eyebrow{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:#64748b;font-weight:800}
.admin-actions{display:flex;gap:8px;flex-wrap:wrap}
.admin-ui .card{
  border:1px solid var(--admin-border);
  border-radius:var(--admin-radius);
  box-shadow:var(--admin-shadow);
}
.admin-ui .card + .card{margin-top:18px}
.admin-ui section.card{margin-bottom:18px}
.admin-ui .grid{gap:16px}
.admin-kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin:18px 0 28px}
.admin-kpi{
  background:#fff;border:1px solid var(--admin-border);border-radius:14px;padding:18px;box-shadow:var(--admin-shadow);
}
.admin-kpi-value{font-size:2rem;font-weight:900;line-height:1;letter-spacing:-.04em}
.admin-kpi-label{color:#64748b;font-size:.9rem;margin-top:7px}
.admin-quick-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
.admin-quick{
  display:block;background:#fff;border:1px solid var(--admin-border);border-radius:14px;padding:20px;
  text-decoration:none!important;color:var(--admin-ink)!important;box-shadow:var(--admin-shadow);
  transition:transform .14s ease,border-color .14s ease,box-shadow .14s ease;
}
.admin-quick:hover{transform:translateY(-2px);border-color:#93c5fd;box-shadow:0 16px 36px rgba(15,23,42,.10)}
.admin-quick-icon{font-size:1.45rem;margin-bottom:10px}
.admin-quick h3{margin:0 0 6px}.admin-quick p{margin:0;color:#64748b}
.admin-ui details{
  border:1px solid #e2e8f0;border-radius:12px;background:#fff;margin:10px 0;overflow:visible;
}
.admin-ui details>summary{
  list-style:none;padding:14px 16px;cursor:pointer;font-weight:800;display:flex;align-items:center;gap:8px;
}
.admin-ui details>summary::-webkit-details-marker{display:none}
.admin-ui details>summary:before{content:"›";font-size:1.25rem;transition:transform .15s}
.admin-ui details[open]>summary:before{transform:rotate(90deg)}
.admin-ui details[open]>summary{border-bottom:1px solid #e2e8f0;background:#f8fafc}
.admin-ui details>*:not(summary){margin-left:16px;margin-right:16px}
.admin-ui form{margin:0}
.admin-ui label{color:#334155;font-size:.9rem}
.admin-ui input,.admin-ui textarea,.admin-ui select{border-color:#cbd5e1}
.admin-ui input[type="checkbox"],.admin-ui input[type="radio"]{width:auto;accent-color:var(--admin-primary)}
.admin-ui input[type="color"]{padding:3px;min-height:42px}
.admin-ui button,.admin-ui .button{
  min-height:39px;padding:8px 13px;border-radius:9px;font-size:.91rem;
}
.admin-ui button.danger,.admin-ui .button.danger{background:#b42318}
.admin-ui button.secondary,.admin-ui .button.secondary{background:#fff;color:#334155;border:1px solid #cbd5e1}
.admin-ui table{font-size:.93rem}
.admin-ui table th{white-space:nowrap}
.admin-ui .muted{color:var(--admin-muted)}
.admin-ui code{background:#f1f5f9;padding:.15rem .35rem;border-radius:5px}
.admin-ui pre{overflow:auto;background:#0f172a;color:#e2e8f0;padding:14px;border-radius:10px}
.admin-section-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:26px 0 12px}
.admin-section-title h2{margin:0}
.admin-chip{display:inline-flex;align-items:center;padding:3px 9px;border-radius:999px;background:#eef2ff;color:#3730a3;font-size:.8rem;font-weight:750}
.admin-login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}
.admin-login-card{width:min(440px,100%);background:#fff;border:1px solid var(--admin-border);border-radius:18px;padding:28px;box-shadow:0 24px 60px rgba(15,23,42,.12)}
.admin-login-logo{display:flex;align-items:center;gap:10px;margin-bottom:20px;font-weight:850;font-size:1.12rem}
.admin-login-card h1{margin:.2rem 0 1rem;font-size:2rem}
.admin-login-card button{width:100%}
@media(max-width:900px){
  body.admin-ui .wrap{padding:18px 16px 44px}
  .admin-shell-nav{position:relative;margin:-18px -16px 22px;padding:12px 16px;align-items:flex-start;flex-wrap:wrap}
  .admin-nav-links{order:3;width:100%;overflow-x:auto;flex-wrap:nowrap;padding-bottom:3px}
  .admin-nav-links a{white-space:nowrap}
  .admin-nav-actions{margin-left:auto}
}
@media(max-width:600px){
  .admin-brand span:last-child{display:none}
  .admin-nav-actions a:first-child{display:none}
  .admin-page-head{align-items:flex-start;flex-direction:column}
}