.admin-body {
  --viz-blue: #2a78d6;
  --viz-blue-100: #cde2fb;
  --viz-blue-400: #3987e5;
  --viz-good: #0ca30c;
  --viz-critical: #d03b3b;
  --viz-muted: #898781;
  --viz-grid: #e1e0d9;
}

.hidden { display: none !important; }

/* ---------- login ---------- */

.login-screen {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, #0b2545, #13315c);
}
.login-card {
  background: #fff;
  border-radius: 12px;
  padding: 32px;
  width: 320px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.login-brand { display: flex; align-items: center; gap: 8px; font-weight: 600; color: var(--text-muted); font-size: 13px; }
.login-card h1 { font-size: 18px; margin: 0 0 6px; }
.login-card label { display: flex; flex-direction: column; gap: 4px; font-size: 12.5px; font-weight: 600; color: var(--text-muted); }
.login-card input {
  padding: 9px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 14px;
}
.login-card button {
  margin-top: 6px;
  padding: 10px;
  border: none;
  border-radius: 6px;
  background: var(--accent-blue);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}
.login-card button:hover { background: #1f5fa8; }
.login-error {
  background: #fdecea;
  color: var(--danger);
  padding: 8px 10px;
  border-radius: 6px;
  font-size: 12.5px;
}
.login-hint { font-size: 11px; color: var(--text-muted); text-align: center; margin-top: 4px; }

/* ---------- layout ---------- */

.admin-app { height: 100vh; display: flex; flex-direction: column; }
#adminLayout { flex: 1; display: flex; overflow: hidden; }

#adminNav {
  width: 180px;
  flex-shrink: 0;
  background: #fff;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 12px 8px;
  gap: 2px;
}
.nav-btn {
  text-align: left;
  padding: 10px 12px;
  border: none;
  background: none;
  border-radius: 6px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
}
.nav-btn:hover { background: #eef3f8; }
.nav-btn.active { background: var(--navy); color: #fff; }

#adminMain { flex: 1; overflow-y: auto; padding: 24px 28px; }
.admin-panel { display: none; }
.admin-panel.active { display: block; }
.admin-panel h2 { margin: 0 0 16px; font-size: 20px; }

/* ---------- stat tiles ---------- */

.stat-tiles { display: flex; flex-wrap: wrap; gap: 14px; }
.stat-tiles.small .stat-tile { min-width: 120px; padding: 12px; }
.stat-tile {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 20px;
  min-width: 160px;
}
.stat-tile .stat-label { font-size: 12px; color: var(--text-muted); margin-bottom: 6px; }
.stat-tile .stat-value { font-size: 28px; font-weight: 700; color: var(--text); }
.stat-tile .stat-value.small { font-size: 20px; }

/* ---------- tables ---------- */

.filter-input {
  padding: 9px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  width: 320px;
  max-width: 100%;
  margin-bottom: 14px;
}

.table-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--border); border-radius: 10px; }
.admin-table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.admin-table th {
  text-align: left;
  padding: 10px 12px;
  background: #f4f6f8;
  color: var(--text-muted);
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.admin-table td { padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover { background: #f9fafb; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge.online, .badge.active { background: rgba(12,163,12,0.12); color: var(--viz-good); }
.badge.offline, .badge.expired { background: rgba(137,135,129,0.15); color: var(--viz-muted); }

.icon-btn {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 11.5px;
  cursor: pointer;
  color: var(--accent-blue);
}
.icon-btn:hover { background: var(--accent-blue); color: #fff; }

/* ---------- modal ---------- */

.modal {
  position: fixed;
  inset: 0;
  background: rgba(11,37,69,0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}
.modal-card {
  background: #fff;
  border-radius: 12px;
  padding: 24px;
  width: 380px;
  max-width: calc(100vw - 40px);
  max-height: calc(100vh - 40px);
  overflow-y: auto;
}
.modal-card.modal-wide { width: 640px; }
.modal-card h3 { margin: 0 0 16px; font-size: 16px; }
.modal-card form { display: flex; flex-direction: column; gap: 10px; }
.modal-card label { display: flex; flex-direction: column; gap: 4px; font-size: 12px; font-weight: 600; color: var(--text-muted); }
.modal-card input, .modal-card textarea {
  padding: 8px 9px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  font-family: inherit;
}
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 6px; }
.btn-primary, .btn-secondary {
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary { background: var(--accent-blue); color: #fff; }
.btn-primary:hover { background: #1f5fa8; }
.btn-secondary { background: #fff; border-color: var(--border); color: var(--text); }
.btn-secondary:hover { background: #f4f6f8; }

.feeder-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 640px) { .feeder-detail-grid { grid-template-columns: 1fr; } }

/* ---------- wind rose chart ---------- */

#windRoseWrap { position: relative; display: inline-block; }
.windrose-svg text { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; fill: var(--viz-muted); }
.windrose-ring { fill: none; stroke: var(--viz-grid); stroke-width: 1; }
.windrose-sector { fill: var(--viz-blue); }
.windrose-sector-track { fill: #f4f6f8; }
.windrose-tooltip {
  position: absolute;
  background: var(--navy);
  color: #fff;
  font-size: 11.5px;
  padding: 4px 8px;
  border-radius: 4px;
  pointer-events: none;
  white-space: nowrap;
  transform: translate(-50%, -120%);
}

/* ---------- alerts ---------- */

.alerts-subtabs { margin-bottom: 16px; border-bottom: 1px solid var(--border); }
.alertsubtab-panel { display: none; }
.alertsubtab-panel.active { display: block; }

.alert-rule-map {
  height: 260px;
  border-radius: 8px;
  margin: 8px 0;
  border: 1px solid var(--border);
}
.geofence-controls { margin-bottom: 10px; }
.geofence-controls.hidden { display: none; }
.geofence-type-row { display: flex; gap: 16px; margin-bottom: 6px; }
.radio-label, .checkbox-label {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text);
}
.filters-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 12px; }
.nav-status-checks {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4px 12px;
  margin-bottom: 10px;
  max-height: 160px;
  overflow-y: auto;
  font-size: 12px;
}
.nav-status-checks label {
  display: flex !important;
  flex-direction: row !important;
  align-items: center;
  gap: 6px;
  font-weight: 400;
}

.badge.distress { background: rgba(208,59,59,0.14); color: var(--viz-critical); }
.badge.geofence { background: rgba(180,83,9,0.15); color: #b45309; }
.badge.new { background: rgba(47,125,209,0.15); color: var(--accent-blue); }