@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600;700&family=DM+Mono:wght@400;500&display=swap');

:root {
  --green: #16a34a;
  --green-light: #22c55e;
  --green-bg: #f0fdf4;
  --green-sidebar: #15803d;
  --sidebar-dark: #14532d;
  --sidebar-text: rgba(255,255,255,0.85);
  --sidebar-active: rgba(255,255,255,0.18);
  --white: #ffffff;
  --bg: #f8fafc;
  --card: #ffffff;
  --border: #e2e8f0;
  --text: #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --red: #ef4444;
  --yellow: #f59e0b;
  --blue: #3b82f6;
  --purple: #8b5cf6;
  --teal: #14b8a6;
  --orange: #f97316;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.08), 0 4px 10px rgba(0,0,0,0.04);
  --radius: 12px;
  --sidebar-w: 240px;
  --transition: all 0.2s ease;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
  display: flex;
  min-height: 100vh;
}

#app-shell {
  width: 100%;
  min-height: 100vh;
}

/* ===== SIDEBAR ===== */
.sidebar {
  width: var(--sidebar-w);
  background: linear-gradient(180deg, #166534 0%, #14532d 60%, #052e16 100%);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  z-index: 100;
  overflow: hidden;
}

.sidebar-logo {
  padding: 20px 20px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-logo .logo-icon {
  width: 36px; height: 36px;
  background: var(--green-light);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.sidebar-logo span {
  font-size: 15px;
  font-weight: 700;
  color: white;
  letter-spacing: -0.3px;
}

.sidebar-nav {
  flex: 1;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  transition: var(--transition);
  cursor: pointer;
}

.nav-item:hover { background: rgba(255,255,255,0.1); color: white; }
.nav-item.active { background: rgba(255,255,255,0.18); color: white; }
.nav-item .nav-icon { font-size: 16px; width: 20px; text-align: center; }
.nav-item[hidden] { display: none !important; }
body.admin-session .sidebar-nav .nav-item[data-page]:not([data-page="admin"]) {
  display: none !important;
}
.admin-nav-icon {
  font-size: 11px !important;
  font-weight: 800;
  letter-spacing: 0;
}

.nav-item.logout { color: #fca5a5; margin-top: auto; }
.nav-item.logout:hover { background: rgba(239,68,68,0.2); color: #fca5a5; }

.sidebar-bottom { padding: 10px 10px 16px; }

/* ===== MAIN CONTENT ===== */
.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ===== TOPBAR ===== */
.topbar {
  background: white;
  border-bottom: 1px solid var(--border);
  padding: 0 28px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.5px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.user-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
}

.user-avatar {
  width: 34px; height: 34px;
  background: var(--green);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: white;
  font-size: 15px;
}

/* ===== PAGE CONTENT ===== */
.page-content {
  padding: 24px 28px;
  flex: 1;
}

/* ===== CARDS ===== */
.card {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 20px;
}

.card-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 18px;
  letter-spacing: -0.3px;
}

/* ===== SENSOR GRID ===== */
.sensor-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.sensor-card {
  background: var(--card);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.sensor-icon-wrap {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.sensor-icon-wrap.temp { background: linear-gradient(135deg, #f97316, #ef4444); }
.sensor-icon-wrap.hum  { background: linear-gradient(135deg, #3b82f6, #06b6d4); }
.sensor-icon-wrap.water{ background: linear-gradient(135deg, #14b8a6, #06b6d4); }
.sensor-icon-wrap.pump { background: linear-gradient(135deg, #8b5cf6, #7c3aed); }
.sensor-icon-wrap.fan  { background: linear-gradient(135deg, #10b981, #14b8a6); }
.sensor-icon-wrap.light-s { background: linear-gradient(135deg, #f59e0b, #f97316); }
.sensor-icon-wrap.cool { background: linear-gradient(135deg, #6366f1, #8b5cf6); }

.sensor-info {}
.sensor-label { font-size: 12px; color: var(--text-muted); font-weight: 500; margin-bottom: 2px; }
.sensor-value { font-size: 26px; font-weight: 700; color: var(--text); letter-spacing: -1px; line-height: 1.1; }
.sensor-sub { font-size: 11px; color: var(--text-light); margin-top: 2px; }

/* Status badge */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.badge-on, .badge-active { background: #dcfce7; color: #15803d; }
.badge-off, .badge-inactive { background: #f1f5f9; color: #94a3b8; }
.badge-critical { background: #fee2e2; color: #dc2626; }
.badge-warning { background: #fef9c3; color: #a16207; }
.badge-info { background: #dbeafe; color: #1d4ed8; }

/* ===== CHARTS GRID ===== */
.charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 20px;
}

.chart-container {
  position: relative;
  height: 220px;
}

/* ===== CONTROLS ===== */
.controls-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.control-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.control-card:hover { box-shadow: var(--shadow-md); }

.control-left { display: flex; align-items: center; gap: 14px; }
.control-name { font-weight: 700; font-size: 15px; color: var(--text); }
.control-status { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* Toggle Switch */
.toggle-wrap { display: flex; align-items: center; gap: 10px; }
.toggle {
  position: relative;
  width: 52px; height: 28px;
  cursor: pointer;
}
.toggle input { display: none; }
.toggle-slider {
  position: absolute;
  inset: 0;
  background: #cbd5e1;
  border-radius: 14px;
  transition: 0.3s;
}
.toggle-slider::before {
  content: '';
  position: absolute;
  width: 22px; height: 22px;
  left: 3px; top: 3px;
  background: white;
  border-radius: 50%;
  transition: 0.3s;
  box-shadow: 0 2px 4px rgba(0,0,0,0.15);
}
.toggle input:checked + .toggle-slider { background: var(--green); }
.toggle input:checked + .toggle-slider::before { transform: translateX(24px); }
.toggle input:disabled + .toggle-slider { opacity: 0.45; cursor: not-allowed; }

.segmented-control {
  display: inline-flex;
  padding: 3px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #f8fafc;
}
.mode-control-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.seg-btn {
  border: 0;
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: 6px;
  cursor: pointer;
}
.seg-btn.active {
  background: white;
  color: var(--green);
  box-shadow: var(--shadow);
}
.manual-only.disabled,
.manual-only:disabled {
  cursor: not-allowed;
}

/* ===== SETTINGS ===== */
.settings-section { margin-bottom: 20px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1 / -1; }
.form-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}
.form-label .label-icon { font-size: 14px; }
.form-input {
  padding: 10px 14px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  color: var(--text);
  background: white;
  transition: var(--transition);
  outline: none;
}
.form-input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(22,163,74,0.1); }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 8px;
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
}
.btn-primary { background: var(--green); color: white; }
.btn-primary:hover { background: var(--green-sidebar); box-shadow: 0 4px 12px rgba(22,163,74,0.35); }
.btn-danger { background: var(--red); color: white; }
.btn-danger:hover { background: #dc2626; }
.btn-outline { background: white; color: var(--text); border: 1.5px solid var(--border); }
.btn-outline:hover { border-color: var(--green); color: var(--green); }
.btn-sm { padding: 6px 14px; font-size: 12px; }
.btn-icon { padding: 8px; border-radius: 8px; background: white; border: 1.5px solid var(--border); cursor: pointer; transition: var(--transition); }
.btn-icon:hover { border-color: var(--red); color: var(--red); background: #fee2e2; }

/* ===== TABLE ===== */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.data-table th:first-child { border-radius: 8px 0 0 0; }
.data-table th:last-child { border-radius: 0 8px 0 0; }
.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 13.5px;
  color: var(--text);
  vertical-align: middle;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--green-bg); }

/* ===== ALERTS TABLE ===== */
.alert-type-col { width: 120px; }
.alert-time-col { width: 200px; }

/* ===== AUTOMATION ===== */
.rules-table-wrap { overflow: hidden; border-radius: var(--radius); border: 1px solid var(--border); }

.add-rule-form { padding-top: 20px; }
.add-rule-form .form-grid { grid-template-columns: 1fr 1fr auto; align-items: end; }

/* ===== ANALYTICS ===== */
.date-filter {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.date-filter label { font-size: 13px; font-weight: 600; color: var(--text-muted); }
.date-filter .form-input { padding: 8px 12px; }

/* ===== TOAST ===== */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.toast {
  display: flex;
  align-items: center;
  gap: 10px;
  background: white;
  border: 1px solid var(--border);
  border-left: 4px solid var(--green);
  padding: 14px 18px;
  border-radius: 10px;
  box-shadow: var(--shadow-lg);
  animation: toastIn 0.3s ease;
  min-width: 280px;
  font-size: 14px;
  font-weight: 500;
}
.toast.error { border-left-color: var(--red); }
.toast.warning { border-left-color: var(--yellow); }
@keyframes toastIn {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ===== STATUS DOT ===== */
.status-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  display: inline-block;
}
.status-dot.on { background: var(--green); box-shadow: 0 0 6px rgba(34,197,94,0.6); }
.status-dot.off { background: #cbd5e1; }

/* ===== LOADING ===== */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(255,255,255,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
}
.spinner {
  width: 40px; height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--green);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== CONNECTION INDICATOR ===== */
.conn-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  padding: 5px 10px;
  border-radius: 20px;
  background: var(--green-bg);
  color: var(--green);
}
.conn-indicator.disconnected { background: #fee2e2; color: var(--red); }
.conn-dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; animation: pulse 1.5s infinite; }
@keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:0.4;} }

/* ===== DEVICE STATUS SECTION ===== */
.device-status-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 16px;
}
.device-status-item {
  text-align: center;
  padding: 14px 10px;
  border-radius: 10px;
  border: 1.5px solid var(--border);
  background: white;
  transition: var(--transition);
}
.device-status-item.on-state { border-color: var(--green); background: var(--green-bg); }
.device-status-icon { font-size: 24px; margin-bottom: 6px; }
.device-status-name { font-size: 12px; font-weight: 600; color: var(--text-muted); margin-bottom: 4px; }

/* ===== UTILITY ===== */
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.mb-4 { margin-bottom: 16px; }
.mb-5 { margin-bottom: 20px; }
.text-muted { color: var(--text-muted); font-size: 13px; }
.text-sm { font-size: 12px; }
.fw-600 { font-weight: 600; }
.mt-4 { margin-top: 16px; }

/* ===== PUMP ACTIVITY TIMELINE ===== */
.activity-timeline { margin-top: 20px; }

/* Page sections hidden by default */
.page-section { display: none; }
.page-section.active { display: block; }

/* ===== AUTH ===== */
.auth-gate {
  min-height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
  background:
    linear-gradient(135deg, rgba(20,83,45,0.92), rgba(15,23,42,0.86)),
    radial-gradient(circle at 20% 20%, rgba(245,158,11,0.22), transparent 32%),
    #052e16;
}
.auth-gate[hidden],
#app-shell[hidden] { display: none !important; }
.auth-panel {
  width: min(460px, 100%);
  background: var(--card);
  border: 1px solid rgba(255,255,255,0.28);
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
  padding: 26px;
}
.auth-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 22px;
}
.auth-logo {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 800;
  background: linear-gradient(135deg, var(--green), var(--yellow));
}
.auth-brand h1 {
  font-size: 24px;
  letter-spacing: -0.6px;
}
.auth-brand p {
  color: var(--text-muted);
  font-size: 13px;
}
.auth-tabs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding: 3px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  margin-bottom: 18px;
}
.auth-tab {
  border: 0;
  border-radius: 6px;
  padding: 10px;
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}
.auth-tab.active {
  color: var(--green);
  background: white;
  box-shadow: var(--shadow);
}
.auth-form,
.auth-extra {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.auth-extra[hidden] {
  display: none !important;
}
.auth-helper {
  color: var(--text-muted);
  font-size: 12.5px;
}
.auth-link {
  align-self: flex-start;
  border: 0;
  background: transparent;
  color: var(--green);
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
}
.auth-link:hover { color: var(--green-sidebar); }
.auth-submit,
.auth-google {
  width: 100%;
  justify-content: center;
}

/* ===== ADMIN DASHBOARD ===== */
.admin-control-center {
  display: grid;
  grid-template-columns: 0.9fr 1.4fr;
  gap: 18px;
  align-items: stretch;
  background: linear-gradient(135deg, #14532d, #166534);
  color: white;
  border-radius: 8px;
  padding: 22px;
  box-shadow: var(--shadow-md);
}
.admin-eyebrow {
  color: #bbf7d0;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.admin-control-center h2 {
  font-size: 24px;
  line-height: 1.15;
  letter-spacing: -0.7px;
  margin-bottom: 8px;
}
.admin-control-center p {
  color: rgba(255,255,255,0.78);
  max-width: 460px;
}
.admin-action-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.admin-action {
  text-align: left;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 8px;
  background: rgba(255,255,255,0.1);
  color: white;
  padding: 14px;
  font: inherit;
  cursor: pointer;
  transition: var(--transition);
}
.admin-action:hover {
  background: rgba(255,255,255,0.18);
  transform: translateY(-1px);
}
.admin-action span {
  display: block;
  font-weight: 800;
  margin-bottom: 4px;
}
.admin-action small {
  color: rgba(255,255,255,0.72);
}
.admin-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.admin-kpi {
  background: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 18px;
  box-shadow: var(--shadow);
  min-height: 128px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.admin-kpi-label,
.admin-kpi small {
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
}
.admin-kpi strong {
  display: block;
  font-size: 28px;
  line-height: 1;
  letter-spacing: -0.7px;
}
.admin-kpi > span:not(.admin-kpi-label) {
  color: var(--green);
  font-weight: 800;
}
.admin-report-grid,
.admin-user-workspace {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  align-items: start;
}
.admin-report-list,
.admin-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.admin-report-list div,
.admin-detail-grid div {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  padding: 12px;
  min-width: 0;
}
.admin-report-list span,
.admin-detail-grid span {
  display: block;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 5px;
}
.admin-report-list strong,
.admin-detail-grid strong {
  display: block;
  color: var(--text);
  font-size: 15px;
  overflow-wrap: anywhere;
}
.admin-empty {
  color: var(--text-muted);
  background: var(--bg);
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 18px;
}
.selected-user-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 14px;
}
.selected-user-header strong,
.selected-user-header span:not(.badge) {
  display: block;
}
.selected-user-header span:not(.badge) {
  color: var(--text-muted);
  font-size: 12px;
  margin-top: 2px;
}
.admin-subtitle {
  font-size: 13px;
  font-weight: 800;
  margin: 18px 0 10px;
  color: var(--text);
}
.admin-edit-grid {
  grid-template-columns: repeat(2, 1fr);
}
.admin-detail-actions {
  margin-top: 14px;
}
.data-table tr.selected-row td {
  background: var(--green-bg);
}
.data-table tbody tr {
  cursor: pointer;
}
.admin-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 16px;
}
.admin-metric-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.admin-metric-list div,
.admin-device-row {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg);
  padding: 14px;
}
.admin-metric-list span {
  display: block;
  color: var(--text-muted);
  font-size: 12px;
  margin-bottom: 6px;
}
.admin-metric-list strong {
  font-size: 18px;
}
.admin-devices-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.admin-device-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 700;
}
.role-select {
  min-width: 96px;
  padding: 7px 10px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  background: white;
  color: var(--text);
  font: inherit;
  font-weight: 700;
  outline: none;
}
.role-select:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(22,163,74,0.1);
}
.account-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.btn-icon.manage {
  width: auto;
  padding: 7px 10px;
  color: var(--green);
  font-weight: 700;
}
.btn-icon.manage:hover {
  border-color: var(--green);
  color: var(--green);
  background: var(--green-bg);
}
.btn-icon.danger {
  width: auto;
  padding: 7px 10px;
  color: var(--red);
  font-weight: 700;
}

/* ===== ADMIN POLISH ===== */
.admin-page {
  display: none;
}
.admin-page.active {
  display: block;
}
.admin-page-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 20px;
  padding: 4px 0 2px;
}
.admin-page-header h2 {
  font-size: 30px;
  line-height: 1;
  letter-spacing: -1px;
  margin: 0 0 8px;
}
.admin-page-header p {
  color: var(--text-muted);
  max-width: 720px;
  font-size: 14px;
}
.admin-header-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  color: var(--text-muted);
  font-size: 12px;
  white-space: nowrap;
}
.admin-control-center {
  grid-template-columns: 0.65fr 1.35fr;
  background: #0f3d25;
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 18px 40px rgba(15,61,37,0.18);
}
.admin-ops-summary {
  min-height: 100%;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 8px;
  padding: 18px;
  background: rgba(255,255,255,0.08);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.admin-ops-summary span,
.admin-ops-summary small {
  color: rgba(255,255,255,0.72);
  font-weight: 700;
  font-size: 12px;
}
.admin-ops-summary strong {
  font-size: 34px;
  line-height: 1;
  margin: 10px 0;
  text-transform: capitalize;
}
.admin-action {
  min-height: 86px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.admin-kpi {
  border-radius: 8px;
  padding: 18px 18px 16px;
  min-height: 118px;
  position: relative;
  overflow: hidden;
}
.admin-kpi::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--green);
}
.admin-kpi:nth-child(2)::before { background: var(--blue); }
.admin-kpi:nth-child(3)::before { background: var(--purple); }
.admin-kpi:nth-child(4)::before { background: var(--yellow); }
.admin-kpi strong {
  font-size: 30px;
}
.admin-section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin: 4px 0 14px;
}
.admin-section-heading span {
  display: block;
  color: var(--green);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.admin-section-heading h3 {
  font-size: 19px;
  letter-spacing: -0.4px;
}
.admin-section-heading p {
  max-width: 420px;
  color: var(--text-muted);
  font-size: 13px;
  text-align: right;
}
.admin-card-title {
  margin-bottom: 14px;
  letter-spacing: -0.2px;
}
.admin-report-list div,
.admin-detail-grid div,
.admin-metric-list div {
  background: #fbfdff;
}
.admin-report-list strong,
.admin-detail-grid strong,
.admin-metric-list strong {
  font-weight: 800;
}
.admin-user-workspace {
  grid-template-columns: minmax(0, 1.25fr) minmax(380px, 0.75fr);
}
.admin-table-card {
  padding: 0;
  overflow: hidden;
}
.admin-table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
}
.admin-table-toolbar .card-title {
  margin: 0 0 3px;
}
.admin-table-toolbar p {
  color: var(--text-muted);
  font-size: 12px;
}
.admin-table-count {
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--text-muted);
  font-weight: 800;
  font-size: 12px;
  white-space: nowrap;
}
.admin-table-card .rules-table-wrap {
  border: 0;
  border-radius: 0;
}
.admin-table-card .data-table th {
  background: #f8fafc;
}
.admin-table-card .data-table td {
  padding-top: 12px;
  padding-bottom: 12px;
}
.admin-table-card .data-table tbody tr {
  transition: background 0.16s ease;
}
.admin-table-card .data-table tbody tr:hover td {
  background: #f8fff9;
}
#admin-user-detail-card {
  position: sticky;
  top: 76px;
}
.selected-user-header {
  background: #f8fafc;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  margin-bottom: 16px;
}
.admin-subtitle {
  display: flex;
  align-items: center;
  gap: 8px;
}
.admin-subtitle::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}
.role-select,
.admin-edit-grid .form-input {
  background: #fbfdff;
}
.admin-detail-actions .btn {
  flex: 1 1 180px;
  justify-content: center;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1100px) {
  .sensor-grid { grid-template-columns: repeat(2, 1fr); }
  .charts-grid { grid-template-columns: 1fr; }
  .admin-control-center { grid-template-columns: 1fr; }
  .admin-report-grid,
  .admin-user-workspace { grid-template-columns: 1fr; }
  .admin-kpi-grid { grid-template-columns: repeat(2, 1fr); }
  .admin-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); transition: 0.3s; }
  .sidebar.open { transform: translateX(0); }
  .main { margin-left: 0; }
  .sensor-grid { grid-template-columns: 1fr 1fr; }
  .controls-grid { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .device-status-grid { grid-template-columns: repeat(2, 1fr); }
  .auth-panel { padding: 20px; }
  .topbar-right { gap: 8px; }
  .admin-action-grid { grid-template-columns: 1fr; }
  .admin-kpi-grid,
  .admin-report-list,
  .admin-detail-grid,
  .admin-edit-grid,
  .admin-metric-list { grid-template-columns: 1fr; }
}