:root {
  --bg: #0b0d12;
  --panel: #141a24;
  --panel-2: #1a2230;
  --line: rgba(255,255,255,.08);
  --text: #eef1f7;
  --muted: #9aa3b5;
  --brand: #fac718;
  --ok: #22c55e;
  --danger: #ef4444;
  --info: #3b82f6;
}

* { box-sizing: border-box; }
body.admin-body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, #1a1405 0%, transparent 50%), var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: grid;
  grid-template-columns: 250px 1fr;
}

.admin-sidebar {
  background: #0f131b;
  border-right: 1px solid var(--line);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.admin-brand { display: flex; gap: 10px; align-items: center; padding: 6px 8px 14px; }
.admin-brand-mark {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--brand); color: #141c26;
  display: grid; place-items: center; font-weight: 800;
}
.admin-brand strong { display: block; font-size: 15px; }
.admin-brand small { color: var(--muted); font-size: 12px; }
.admin-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.admin-nav-item {
  color: var(--muted); text-decoration: none;
  padding: 10px 12px; border-radius: 8px; font-size: 14px; font-weight: 600;
}
.admin-nav-item:hover { background: rgba(255,255,255,.04); color: #fff; }
.admin-nav-item.is-active { background: rgba(250,199,24,.15); color: var(--brand); }
.admin-sidebar-foot { border-top: 1px solid var(--line); padding-top: 12px; }
.admin-user-chip { font-size: 12px; color: var(--muted); margin-bottom: 8px; }
.admin-logout { color: #f87171; text-decoration: none; font-size: 13px; font-weight: 700; }

.admin-main { min-width: 0; }
.admin-topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 28px 8px; gap: 12px;
}
.admin-topbar h1 { margin: 0; font-size: 24px; font-weight: 800; }
.admin-link-site { color: var(--brand); text-decoration: none; font-weight: 700; font-size: 13px; }
.admin-content { padding: 12px 28px 40px; }

.admin-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.admin-card {
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
}
.admin-card .label { color: var(--muted); font-size: 13px; margin-bottom: 8px; }
.admin-card .value { font-size: 28px; font-weight: 800; letter-spacing: -.02em; }
.admin-card .sub { margin-top: 6px; color: var(--muted); font-size: 12px; }

.admin-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
  margin-top: 16px;
}
.admin-panel h2 { margin: 0 0 14px; font-size: 16px; }
.admin-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.admin-table th, .admin-table td {
  text-align: left; padding: 10px 8px;
  border-bottom: 1px solid var(--line);
}
.admin-table th { color: var(--muted); font-weight: 600; }
.badge {
  display: inline-block; padding: 3px 8px; border-radius: 999px;
  font-size: 11px; font-weight: 700;
}
.badge-ok { background: rgba(34,197,94,.15); color: #4ade80; }
.badge-warn { background: rgba(250,199,24,.15); color: var(--brand); }
.badge-danger { background: rgba(239,68,68,.15); color: #f87171; }
.badge-info { background: rgba(59,130,246,.15); color: #60a5fa; }

.btn {
  border: 0; border-radius: 8px; padding: 8px 12px;
  font-weight: 700; cursor: pointer; font-size: 13px; text-decoration: none;
  display: inline-flex; align-items: center; gap: 6px;
}
.btn-brand { background: var(--brand); color: #141c26; }
.btn-ok { background: #166534; color: #fff; }
.btn-danger { background: #7f1d1d; color: #fff; }
.btn-ghost { background: rgba(255,255,255,.06); color: #fff; }

.admin-form { display: grid; gap: 12px; max-width: 560px; }
.admin-form label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.admin-form input, .admin-form textarea, .admin-form select {
  background: #0d121a; border: 1px solid var(--line); color: #fff;
  border-radius: 8px; padding: 10px 12px; font-size: 14px;
}
.admin-alert {
  padding: 10px 12px; border-radius: 8px; margin-bottom: 12px; font-size: 13px;
}
.admin-alert-ok { background: rgba(34,197,94,.12); color: #86efac; }
.admin-alert-err { background: rgba(239,68,68,.12); color: #fca5a5; }

.switch {
  display: inline-flex; align-items: center; gap: 10px; cursor: pointer;
}
.switch input { width: 18px; height: 18px; }

.login-wrap {
  min-height: 100vh; display: grid; place-items: center;
  background: radial-gradient(800px 400px at 50% 0%, #2a2108, #0b0d12 60%);
  grid-template-columns: 1fr;
}
.login-card {
  width: min(420px, 92vw);
  background: #141a24; border: 1px solid var(--line);
  border-radius: 16px; padding: 28px;
}
.login-card h1 { margin: 0 0 6px; font-size: 24px; }
.login-card p { margin: 0 0 18px; color: var(--muted); font-size: 13px; }
.login-card .admin-form { max-width: none; }
.login-card .btn { width: 100%; justify-content: center; padding: 12px; }

@media (max-width: 980px) {
  body.admin-body { grid-template-columns: 1fr; }
  .admin-sidebar { position: relative; height: auto; }
  .admin-cards { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .admin-cards { grid-template-columns: 1fr; }
  .admin-content, .admin-topbar { padding-left: 16px; padding-right: 16px; }
}