:root {
  --bg: #080c10;
  --surface: #0d1520;
  --surface2: #111d2e;
  --border: #1a2d44;
  --accent: #f97316;
  --accent2: #fb923c;
  --good: #22c55e;
  --moderate: #eab308;
  --sensitive: #f97316;
  --unhealthy: #ef4444;
  --very-unhealthy: #a855f7;
  --hazardous: #7f1d1d;
  --text: #e2e8f0;
  --muted: #64748b;
  --dim: #1e3a5f;
  --glow: rgba(249, 115, 22, 0.15);
  --member-sidebar-width: 220px;
  --member-sidebar-collapsed-width: 56px;
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Barlow Condensed', sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse at 20% 0%, rgba(249,115,22,0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(59,130,246,0.06) 0%, transparent 50%);
}

/* Grid noise overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(249,115,22,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(249,115,22,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

.wrapper { position: relative; z-index: 1; max-width: 1440px; margin: 0 auto; padding: 0 24px 40px; }

/* ======= NAVBAR ======= */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(8, 12, 16, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
  margin-bottom: 24px;
}

.navbar-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
}

.navbar-logo {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--accent), #c2410c);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  box-shadow: 0 0 20px rgba(249,115,22,0.4);
  flex-shrink: 0;
}

.navbar-brand-text {
  line-height: 1.2;
}

.navbar-brand-text h1 {
  font-family: 'Orbitron', monospace;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin: 0;
}

.navbar-brand-text p {
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 0.5px;
  margin: 0;
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.navbar-status {
  display: flex; align-items: center; gap: 8px;
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.3);
  border-radius: 20px;
  padding: 5px 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--good);
  letter-spacing: 0.5px;
}

.navbar-status-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--good);
  animation: pulse 1.5s infinite;
}

.navbar-clock {
  text-align: right;
}

.navbar-time {
  font-family: 'Orbitron', monospace;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 1px;
  line-height: 1.2;
}

.navbar-date {
  font-size: 9px;
  color: var(--muted);
  letter-spacing: 0.5px;
}

.auth-controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.auth-user {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--muted);
  max-width: 180px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.auth-modal {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 15% 20%, rgba(249, 115, 22, 0.12) 0%, transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(59, 130, 246, 0.1) 0%, transparent 45%),
    rgba(8, 12, 16, 0.78);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.auth-modal-card {
  width: 100%;
  max-width: 380px;
  background: linear-gradient(175deg, rgba(13, 21, 32, 0.97), rgba(9, 16, 26, 0.98));
  border: 1px solid rgba(37, 69, 105, 0.7);
  border-radius: 16px;
  padding: 22px;
  box-shadow:
    0 24px 50px rgba(2, 6, 15, 0.55),
    inset 0 0 0 1px rgba(249, 115, 22, 0.06);
}

.auth-modal-card h3 {
  font-family: 'Orbitron', monospace;
  font-size: 15px;
  color: var(--accent);
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.auth-help {
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 14px;
  line-height: 1.5;
}

.auth-input {
  width: 100%;
  padding: 11px 12px;
  margin-bottom: 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: rgba(17, 29, 46, 0.85);
  color: var(--text);
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.15s ease;
}

.auth-input:focus {
  outline: none;
  border-color: rgba(249, 115, 22, 0.7);
  box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.12);
  transform: translateY(-1px);
}

.auth-actions {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}

.auth-google,
.auth-close {
  width: 100%;
  margin-bottom: 10px;
}

.auth-message {
  font-size: 11px;
  color: var(--muted);
  min-height: 18px;
}

.login-modal-card {
  position: relative;
  overflow: hidden;
  animation: loginModalIn 0.35s ease;
}

.login-modal-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(140deg, rgba(249, 115, 22, 0.08), transparent 34%, rgba(59, 130, 246, 0.08));
  pointer-events: none;
}

.login-modal-top-actions {
  position: relative;
  display: flex;
  justify-content: flex-end;
  margin-bottom: 2px;
}

.login-modal-close-x {
  width: 30px;
  height: 30px;
  border-radius: 10px;
  border: 1px solid rgba(100, 116, 139, 0.45);
  background: rgba(17, 29, 46, 0.7);
  color: #cbd5e1;
  font-size: 18px;
  line-height: 1;
  cursor: pointer;
  transition: all 0.16s ease;
}

.login-modal-close-x:hover {
  border-color: rgba(249, 115, 22, 0.7);
  color: #f8fafc;
  background: rgba(249, 115, 22, 0.2);
}

.login-modal-head {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.login-modal-badge {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.25), rgba(249, 115, 22, 0.06));
  border: 1px solid rgba(249, 115, 22, 0.35);
  box-shadow: 0 8px 20px rgba(249, 115, 22, 0.2);
}

.login-field {
  position: relative;
}

.login-field-label {
  display: block;
  margin-bottom: 5px;
  font-size: 10px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: #94a3b8;
  font-family: 'JetBrains Mono', monospace;
}

.login-input {
  margin-bottom: 12px;
}

.signup-extra-block {
  margin: 6px 0 12px;
  padding: 10px 10px 2px;
  border-radius: 10px;
  border: 1px dashed rgba(148, 163, 184, 0.4);
  background: rgba(15, 23, 42, 0.35);
}

.signup-extra-title {
  margin-bottom: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.4px;
  color: #93c5fd;
  text-transform: uppercase;
}

.login-actions {
  margin-top: 4px;
}

.login-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid transparent;
  font-family: 'Orbitron', monospace;
  font-size: 11px;
  letter-spacing: 0.6px;
  cursor: pointer;
  transition: transform 0.16s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.login-btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.03);
}

.login-btn-primary {
  background: linear-gradient(135deg, #f97316, #fb923c);
  color: #111827;
  box-shadow: 0 10px 18px rgba(249, 115, 22, 0.3);
}

.login-btn-ghost {
  background: rgba(37, 69, 105, 0.34);
  border-color: rgba(59, 130, 246, 0.35);
  color: #bfdbfe;
}

.login-btn-google {
  background: rgba(17, 29, 46, 0.8);
  border-color: rgba(100, 116, 139, 0.5);
  color: #e2e8f0;
}

.login-btn-close {
  background: transparent;
  border-color: rgba(100, 116, 139, 0.4);
  color: #94a3b8;
}

.login-message {
  margin-top: 2px;
}

@keyframes loginModalIn {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 640px) {
  .auth-modal {
    padding: 12px;
  }

  .login-modal-card {
    padding: 18px 14px;
    border-radius: 14px;
  }

  .login-modal-head {
    gap: 10px;
  }

  .login-modal-badge {
    width: 36px;
    height: 36px;
    font-size: 15px;
  }
}

.admin-modal-card {
  max-width: 920px;
  max-height: 85vh;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(249, 115, 22, 0.3) transparent;
}

.admin-modal-card::-webkit-scrollbar {
  width: 6px;
}

.admin-modal-card::-webkit-scrollbar-track {
  background: transparent;
}

.admin-modal-card::-webkit-scrollbar-thumb {
  background: rgba(249, 115, 22, 0.3);
  border-radius: 3px;
}

.admin-modal-card::-webkit-scrollbar-thumb:hover {
  background: rgba(249, 115, 22, 0.5);
}

.admin-create-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 12px;
}

.admin-create-form #btnAdminCreateUser {
  grid-column: 1 / -1;
}

.admin-users-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 12px;
}

.admin-users-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
  font-size: 11px;
}

.admin-users-table th,
.admin-users-table td {
  border-bottom: 1px solid var(--border);
  padding: 8px;
  text-align: left;
  vertical-align: middle;
}

.admin-users-table th {
  color: var(--muted);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.5px;
}

.admin-empty {
  text-align: center;
  color: var(--muted);
}

.admin-inline-input,
.admin-inline-select {
  width: 100%;
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px;
  font-size: 11px;
}

.admin-action-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.admin-action-group .location-bar-button {
  font-size: 10px;
  padding: 4px 8px;
}

.admin-meta-text {
  color: var(--muted);
  font-size: 10px;
  margin-top: 2px;
}

.admin-approval-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 10px;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.3px;
  border: 1px solid transparent;
}

.admin-approval-approved {
  color: #22c55e;
  background: rgba(34, 197, 94, 0.12);
  border-color: rgba(34, 197, 94, 0.35);
}

.admin-approval-pending {
  color: #f59e0b;
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.35);
}

.admin-approval-disabled {
  color: #94a3b8;
  background: rgba(148, 163, 184, 0.12);
  border-color: rgba(148, 163, 184, 0.35);
}

/* ======= PAGE LAYOUT ======= */
.page-body {
  min-height: calc(100vh - 72px);
}

.page-content {
  padding: 0 4px;
}

body.member-sidebar-visible {
  padding-left: var(--member-sidebar-width);
}

body.member-sidebar-visible.member-sidebar-collapsed {
  padding-left: var(--member-sidebar-collapsed-width);
}

/* ======= PROFESSIONAL SIDEBAR ======= */
.member-layout {
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  z-index: 1200;
}

.member-sidebar {
  width: var(--member-sidebar-width);
  height: 100%;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 14px 10px;
  gap: 4px;
  transition: width 0.22s cubic-bezier(.4,0,.2,1);
  overflow: hidden;
  box-shadow: 4px 0 20px rgba(0,0,0,0.2);
}

/* Brand row */
.sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px 14px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
  min-height: 44px;
}

.sidebar-brand-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--accent), #c2410c);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 0 12px rgba(249,115,22,0.35);
}

.sidebar-brand-text {
  font-family: 'Orbitron', monospace;
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1.5px;
  white-space: nowrap;
  flex: 1;
}

.sidebar-toggle-btn {
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--muted);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: all 0.18s;
}

.sidebar-toggle-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(249,115,22,0.08);
}

/* Section label */
.sidebar-section-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--muted);
  letter-spacing: 1.5px;
  padding: 0 10px;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
}

/* Nav */
.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex: 1;
}

.member-nav-btn {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  text-align: left;
  background: transparent;
  border: 1px solid transparent;
  color: var(--muted);
  border-radius: 10px;
  padding: 10px 10px;
  font-size: 13px;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.18s;
  white-space: nowrap;
  overflow: hidden;
}

.member-nav-btn:hover {
  background: var(--surface2);
  color: var(--text);
  border-color: var(--border);
}

.member-nav-btn.active {
  background: rgba(249,115,22,0.1);
  border-color: rgba(249,115,22,0.35);
  color: var(--accent);
}

.member-nav-btn.active .member-nav-icon svg {
  stroke: var(--accent);
}

.member-nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.member-nav-label {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  transition: opacity 0.18s, width 0.18s;
}

/* Tooltip shown when collapsed */
.nav-tooltip {
  display: none;
  position: absolute;
  left: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--surface2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 5px 10px;
  font-size: 12px;
  white-space: nowrap;
  pointer-events: none;
  z-index: 9999;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

/* Sidebar footer */
.sidebar-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 10px;
  border-top: 1px solid var(--border);
  margin-top: auto;
}

.sidebar-footer-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--good);
  flex-shrink: 0;
  animation: pulse 2s infinite;
}

.sidebar-footer-text {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  color: var(--muted);
  letter-spacing: 0.5px;
}

/* ===== COLLAPSED STATE ===== */
body.member-sidebar-collapsed .member-sidebar {
  width: var(--member-sidebar-collapsed-width);
}

body.member-sidebar-collapsed .sidebar-brand-text,
body.member-sidebar-collapsed .sidebar-section-label,
body.member-sidebar-collapsed .member-nav-label,
body.member-sidebar-collapsed .sidebar-footer-text {
  opacity: 0;
  width: 0;
  overflow: hidden;
}

body.member-sidebar-collapsed .sidebar-brand-icon {
  opacity: 0;
  width: 0;
  overflow: hidden;
}

body.member-sidebar-collapsed .sidebar-brand {
  justify-content: flex-start;
  padding-bottom: 14px;
  display: flex;
  align-items: center;
  width: 100%;
  padding-left: 0;
}

body.member-sidebar-collapsed .sidebar-toggle-btn {
  margin: 0;
  position: static;
  flex-shrink: 0;
  margin-left: 0;
}

body.member-sidebar-collapsed .member-nav-btn {
  justify-content: center;
  padding: 10px 0;
  gap: 0;
  transform: none;
  padding-left: 6px;
}

body.member-sidebar-collapsed .sidebar-footer {
  justify-content: center;
}

body.member-sidebar-collapsed .member-nav-btn:hover .nav-tooltip {
  display: block;
}

.member-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.12);
}

.member-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 12px;
}

.member-card-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.member-filter-bar {
  display: grid;
  grid-template-columns: 1.2fr repeat(2, minmax(130px, 1fr)) minmax(120px, 0.8fr) auto auto auto;
  gap: 8px;
  align-items: center;
  margin-bottom: 12px;
}

.member-filter-input {
  margin-bottom: 0;
  min-width: 0;
}

.member-card-header h3 {
  font-family: 'Orbitron', monospace;
  font-size: 13px;
  letter-spacing: 1px;
}

.member-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.member-table {
  width: 100%;
  min-width: 860px;
  border-collapse: collapse;
  font-size: 11px;
}

.member-table thead th {
  background: var(--surface2);
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 0.5px;
  color: var(--muted);
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.member-table tbody tr {
  transition: background 0.15s;
}

.member-table tbody tr:hover {
  background: rgba(249,115,22,0.04);
}

.member-table th,
.member-table td {
  border-bottom: 1px solid var(--border);
  padding: 9px 12px;
  text-align: left;
  font-size: 12px;
}

.member-device-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 2px 7px;
  color: var(--accent);
}

.member-status-badge {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  border: 1px solid;
  border-radius: 20px;
  padding: 2px 8px;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.member-table-actions {
  display: flex;
  gap: 6px;
  flex-wrap: nowrap;
}

.member-table-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 4px 9px;
  font-size: 11px;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}

.member-table-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(249,115,22,0.07);
}

.member-table-btn--edit:hover {
  border-color: #3b82f6;
  color: #3b82f6;
  background: rgba(59,130,246,0.07);
}

.member-table-btn--delete:hover {
  border-color: #ef4444;
  color: #ef4444;
  background: rgba(239,68,68,0.07);
}

@media (max-width: 1080px) {
  .member-filter-bar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .member-filter-bar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.member-map {
  width: 100%;
  height: 360px;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 12px;
}

.location-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}

.location-item {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  background: rgba(0, 0, 0, 0.15);
}

.location-item-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  margin-bottom: 6px;
}

.location-item input {
  width: 100%;
  margin-bottom: 6px;
  padding: 7px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  font-size: 11px;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  font-size: 12px;
  margin-bottom: 10px;
}

.settings-profile-form {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  margin-bottom: 10px;
  background: rgba(0, 0, 0, 0.15);
}

.settings-profile-form h4 {
  margin-bottom: 10px;
  font-family: 'Orbitron', monospace;
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.6px;
}

.settings-profile-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

/* Mobile Menu Toggle */
.navbar-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  font-size: 20px;
  cursor: pointer;
  padding: 4px;
}

/* ======= FOOTER ======= */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  margin-top: 40px;
  padding: 32px 0 24px;
}

.footer-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 24px;
}

.footer-brand h3 {
  font-family: 'Orbitron', monospace;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.footer-brand p {
  font-size: 11px;
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 16px;
}

.footer-links h4 {
  font-family: 'Orbitron', monospace;
  font-size: 11px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.footer-links ul {
  list-style: none;
  padding: 0;
}

.footer-links li {
  margin-bottom: 8px;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 10px;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--accent);
}

.footer-bottom {
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 9px;
  color: var(--muted);
  letter-spacing: 0.5px;
}

.footer-bottom span {
  font-family: 'JetBrains Mono', monospace;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

/* ======= LOCATION BAR ======= */
.location-bar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 24px;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 12px;
  color: var(--muted);
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.location-bar-content {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.location-bar-item {
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}

.location-bar-item span {
  color: var(--accent);
  font-weight: 600;
}

.location-bar-separator {
  color: var(--border);
  font-size: 16px;
  margin: 0 4px;
}

.location-bar-select {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 4px 12px;
  font-size: 12px;
  cursor: pointer;
  font-weight: 500;
  min-width: 120px;
  transition: all 0.2s;
}

.location-bar-select:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(249,115,22,0.1);
}

.location-bar-button {
  background: transparent;
  border: none;
  color: var(--accent);
  cursor: pointer;
  font-size: 12px;
  padding: 2px 6px;
  border-radius: 4px;
  transition: background 0.2s;
}

.location-bar-button:hover {
  background: rgba(249,115,22,0.1);
}

.air-alert {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background: rgba(249, 115, 22, 0.14);
  border: 1px solid rgba(249, 115, 22, 0.45);
  border-left: 4px solid var(--accent);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 16px;
}

.air-alert-text {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--text);
  line-height: 1.4;
}

.air-alert.warn {
  background: rgba(249, 115, 22, 0.14);
  border-color: rgba(249, 115, 22, 0.45);
  border-left-color: #f97316;
}

.air-alert.danger {
  background: rgba(239, 68, 68, 0.14);
  border-color: rgba(239, 68, 68, 0.45);
  border-left-color: #ef4444;
}

.air-alert.extreme {
  background: rgba(168, 85, 247, 0.14);
  border-color: rgba(168, 85, 247, 0.45);
  border-left-color: #a855f7;
}

.air-alert-close {
  flex-shrink: 0;
}

/* ======= DEVICES OVERVIEW ======= */
.devices-overview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.device-overview-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.device-overview-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.12);
  border-color: var(--accent);
}

.device-overview-card.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(249,115,22,0.2);
  background: linear-gradient(135deg, var(--surface), rgba(249,115,22,0.05));
}

.device-overview-card.selected::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--accent);
  border-radius: 12px 12px 0 0;
}

.device-overview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.device-overview-name {
  font-family: 'Orbitron', monospace;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}

.device-overview-status {
  font-size: 10px;
  padding: 2px 8px;
  border-radius: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.device-overview-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.device-overview-metric {
  text-align: center;
}

.device-overview-metric-value {
  font-family: 'Orbitron', monospace;
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
}

.device-overview-metric-label {
  font-size: 9px;
  color: var(--muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 2px;
}

.device-overview-aqi {
  text-align: center;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.device-overview-aqi-value {
  font-family: 'Orbitron', monospace;
  font-size: 24px;
  font-weight: 900;
  line-height: 1;
}

.device-overview-aqi-label {
  font-size: 9px;
  color: var(--muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 2px;
}

/* ======= MAIN GRID ======= */
.main-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

/* Air Quality Grid - 3 columns */
.main-grid:has(.aqi-card) {
  grid-template-columns: repeat(3, 1fr);
}
.main-grid:has(.aqi-card) > :nth-child(1) { grid-column: 1; } /* AQI */
.main-grid:has(.aqi-card) > :nth-child(2) { grid-column: 2; } /* PM2.5 */
.main-grid:has(.aqi-card) > :nth-child(3) { grid-column: 3; } /* PM10 */

/* Wind Data Grid - 2 columns */
.main-grid:has(.wind-speed-card) {
  grid-template-columns: repeat(2, 1fr);
}
.main-grid:has(.wind-speed-card) > :nth-child(1) { grid-column: 1; } /* Wind Speed */
.main-grid:has(.wind-speed-card) > :nth-child(2) { grid-column: 2; } /* Wind Direction */

/* ======= AQI CARD ======= */
.aqi-card {
  grid-column: span 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  position: relative;
  overflow: hidden;
  display: flex; flex-direction: column; align-items: center;
}
.aqi-card::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 0%, var(--glow), transparent 70%);
  pointer-events: none;
}

.card-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 20px;
  align-self: flex-start;
}

/* Gauge */
.gauge-wrap { position: relative; width: 200px; height: 110px; margin-bottom: 12px; }
.gauge-svg { width: 200px; height: 110px; }

.gauge-value-block { text-align: center; margin-bottom: 8px; }
.gauge-number {
  font-family: 'Orbitron', monospace;
  font-size: 52px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -2px;
}
.gauge-unit { font-size: 12px; color: var(--muted); letter-spacing: 2px; font-family: 'JetBrains Mono', monospace; }

.status-badge {
  display: inline-block;
  padding: 6px 20px;
  border-radius: 30px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-top: 8px;
  border: 1px solid currentColor;
}

.aqi-formula {
  margin-top: 18px;
  align-self: stretch;
  background: rgba(0,0,0,0.3);
  border-radius: 8px;
  padding: 12px 14px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  color: var(--muted);
  line-height: 1.8;
  border: 1px solid var(--border);
}
.aqi-formula .f-title { color: var(--accent); margin-bottom: 6px; font-size: 9px; letter-spacing: 2px; }
.aqi-formula .f-line { display: flex; justify-content: space-between; }
.aqi-formula .f-val { color: var(--text); }

/* ======= POLLUTANT CARDS ======= */
.pollutant-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  position: relative;
  overflow: hidden;
}
.pollutant-card::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 120px; height: 120px;
  background: radial-gradient(circle, rgba(249,115,22,0.08), transparent 70%);
  pointer-events: none;
}

.p-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 24px; }
.p-name {
  font-family: 'Orbitron', monospace;
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
}
.p-sub { font-size: 11px; color: var(--muted); letter-spacing: 1px; margin-top: 4px; }

.p-value-row { display: flex; align-items: baseline; gap: 8px; margin-bottom: 20px; }
.p-value {
  font-family: 'Orbitron', monospace;
  font-size: 56px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -2px;
}
.p-unit { font-size: 14px; color: var(--muted); font-family: 'JetBrains Mono', monospace; }

/* Concentration bar */
.conc-bar-wrap { margin-bottom: 20px; }
.conc-bar-label { display: flex; justify-content: space-between; font-size: 10px; color: var(--muted); margin-bottom: 6px; letter-spacing: 1px; }
.conc-bar-track {
  height: 8px;
  background: rgba(255,255,255,0.06);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}
.conc-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 1s ease;
  background: linear-gradient(90deg, var(--good), var(--accent), var(--unhealthy));
}
.conc-bar-indicator {
  position: absolute;
  top: -3px;
  width: 3px; height: 14px;
  background: white;
  border-radius: 2px;
  transform: translateX(-50%);
  transition: left 1s ease;
  box-shadow: 0 0 6px white;
}

/* Stats row */
.p-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.p-stat {
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px;
  text-align: center;
}
.p-stat-val { font-family: 'Orbitron', monospace; font-size: 16px; font-weight: 700; color: var(--text); }
.p-stat-label { font-size: 9px; color: var(--muted); letter-spacing: 1px; margin-top: 2px; }

.trend-indicator { font-size: 12px; display: flex; align-items: center; gap: 4px; }

/* ======= SECOND ROW ======= */
.second-row {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
  margin-bottom: 24px;
}

/* Chart card */
.chart-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
}
.chart-card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.chart-title { font-family: 'Orbitron', monospace; font-size: 13px; font-weight: 600; letter-spacing: 1px; }
.chart-tabs { display: flex; gap: 4px; }
.chart-tab {
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 10px;
  font-family: 'JetBrains Mono', monospace;
  cursor: pointer;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  letter-spacing: 1px;
  transition: all 0.2s;
}
.chart-tab.active { background: var(--accent); color: white; border-color: var(--accent); }

/* AQI Breakdown card */
.breakdown-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
}

.breakdown-title { font-family: 'Orbitron', monospace; font-size: 13px; font-weight: 600; letter-spacing: 1px; margin-bottom: 20px; }

.breakdown-scale { margin-bottom: 20px; }
.scale-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 10px;
  border-radius: 6px;
  margin-bottom: 4px;
  font-size: 11px;
  transition: all 0.3s;
  border: 1px solid transparent;
}
.scale-item.active-scale { border-color: currentColor; background: rgba(255,255,255,0.05); }
.scale-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.scale-range { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--muted); margin-left: auto; }

.formula-block {
  background: rgba(0,0,0,0.3);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  margin-top: 16px;
}
.formula-title { font-size: 9px; letter-spacing: 2px; color: var(--muted); margin-bottom: 10px; font-family: 'JetBrains Mono', monospace; }
.formula-eq {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  color: var(--accent);
  line-height: 2;
  text-align: center;
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
  margin-bottom: 10px;
}
.formula-vars { font-size: 10px; color: var(--muted); line-height: 1.8; }
.formula-vars span { color: var(--text); }

.calc-steps {
  margin-top: 12px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  line-height: 2;
  color: var(--muted);
}
.calc-steps .step-val { color: var(--accent2); font-weight: 600; }

/* ======= WIND SPEED CARD ======= */
.wind-speed-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.wind-speed-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, #3b82f6, #06b6d4);
}

/* ======= WIND DIRECTION CARD ======= */
.wind-direction-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.wind-direction-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, #06b6d4, #0891b2);
}

.wind-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.wind-name {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 1px;
}

.wind-sub {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 2px;
}

.wind-indicator {
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  font-weight: 600;
}

/* Wind Speed Card Specific */
.wind-speed-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.wind-speed-display {
  text-align: center;
}

.wind-speed-value {
  font-family: 'Orbitron', monospace;
  font-size: 48px;
  font-weight: 700;
  color: #3b82f6;
  line-height: 1;
}

.wind-speed-unit {
  font-size: 14px;
  color: var(--muted);
  margin-top: 4px;
}

/* Wind Direction Card Specific */
.wind-direction-content {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-bottom: 20px;
}

.wind-compass {
  flex-shrink: 0;
}

.compass-circle {
  width: 100px;
  height: 100px;
  border: 2px solid var(--border);
  border-radius: 50%;
  position: relative;
  background: radial-gradient(circle, rgba(6,182,212,0.05), transparent);
}

.compass-arrow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 28px;
  color: #06b6d4;
  transition: transform 0.3s ease;
  font-weight: bold;
}

.compass-labels {
  position: absolute;
  width: 100%;
  height: 100%;
}

.compass-label {
  position: absolute;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
}

.compass-label.n { top: 2px; left: 50%; transform: translateX(-50%); }
.compass-label.e { right: 2px; top: 50%; transform: translateY(-50%); }
.compass-label.s { bottom: 2px; left: 50%; transform: translateX(-50%); }
.compass-label.w { left: 2px; top: 50%; transform: translateY(-50%); }

.wind-direction-data {
  flex: 1;
}

.wind-direction-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 12px;
}

.wind-direction-value {
  font-family: 'Orbitron', monospace;
  font-size: 36px;
  font-weight: 700;
  color: #06b6d4;
}

.wind-direction-unit {
  font-size: 12px;
  color: var(--muted);
}

.wind-direction-cardinal {
  text-align: center;
}

.cardinal-direction {
  font-family: 'Orbitron', monospace;
  font-size: 24px;
  font-weight: 700;
  color: #06b6d4;
  margin-bottom: 4px;
}

.cardinal-desc {
  font-size: 12px;
  color: var(--muted);
}

.wind-beaufort {
  margin-top: 12px;
  padding: 8px 12px;
  background: rgba(59,130,246,0.1);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 6px;
}

.beaufort-scale {
  font-family: 'Orbitron', monospace;
  font-size: 14px;
  font-weight: 600;
  color: #3b82f6;
}

.beaufort-desc {
  font-size: 10px;
  color: var(--muted);
  margin-top: 2px;
}

.wind-stats,
.wind-direction-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.wind-direction-stats .wind-stat-val {
  font-size: 14px;
  white-space: nowrap;
}

.wind-stat {
  background: rgba(59,130,246,0.05);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 8px;
  padding: 12px;
  text-align: center;
}

.wind-stat-val {
  font-family: 'Orbitron', monospace;
  font-size: 16px;
  font-weight: 600;
  color: #3b82f6;
  margin-bottom: 4px;
}

.wind-stat-label {
  font-size: 9px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ======= THIRD ROW ======= */
.third-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.stat-mini {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}
.stat-mini-label { font-size: 10px; color: var(--muted); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 8px; }
.stat-mini-val { font-family: 'Orbitron', monospace; font-size: 28px; font-weight: 700; }
.stat-mini-sub { font-size: 10px; color: var(--muted); margin-top: 4px; }

/* ======= COLORS ======= */
.c-good { color: #22c55e; }
.c-moderate { color: #eab308; }
.c-sensitive { color: #f97316; }
.c-unhealthy { color: #ef4444; }
.c-vunhealthy { color: #a855f7; }
.c-hazardous { color: #dc2626; }
.c-accent { color: var(--accent); }

/* Separator */
.row-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 9px;
  letter-spacing: 3px;
  color: var(--muted);
  margin-bottom: 14px;
  display: flex; align-items: center; gap: 12px;
}
.row-label::after { content: ''; flex: 1; height: 1px; background: var(--border); }

/* Footer */
footer {
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
  font-size: 10px; color: var(--muted); letter-spacing: 1px;
}
footer span { font-family: 'JetBrains Mono', monospace; }

/* Shimmer animation for active elements */
@keyframes shimmer {
  0% { opacity: 0.7; }
  50% { opacity: 1; }
  100% { opacity: 0.7; }
}
.live-val { animation: shimmer 2s ease infinite; }

@keyframes slideIn {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
.aqi-card, .pollutant-card, .chart-card, .breakdown-card, .stat-mini {
  animation: slideIn 0.5s ease forwards;
}

/* ======= RESPONSIVE DESIGN ======= */

/* Tablet (768px - 1024px) */
@media (max-width: 1024px) {
  .wrapper { padding: 0 20px 30px; }
  
  .main-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  
  /* Tablet layout - 2 columns */
  .main-grid > :nth-child(1) { grid-column: 1; } /* AQI */
  .main-grid > :nth-child(2) { grid-column: 2; } /* PM2.5 */
  .main-grid > :nth-child(3) { grid-column: 1 / -1; } /* PM10 full width */
  .main-grid > :nth-child(4) { grid-column: 1; } /* Wind Speed */
  .main-grid > :nth-child(5) { grid-column: 2; } /* Wind Direction */
  
  .second-row {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .third-row {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  
  .devices-overview {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
  }
  
  /* Wind Cards Tablet */
  .wind-speed-card,
  .wind-direction-card {
    padding: 24px;
  }

  .wind-speed-value {
    font-size: 42px;
  }

  .wind-direction-value {
    font-size: 32px;
  }

  .compass-circle {
    width: 100px;
    height: 100px;
  }

  .compass-arrow {
    font-size: 24px;
  }

  .wind-stats,
  .wind-direction-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

  .wind-stat-val {
    font-size: 16px;
  }

  .wind-stat-label {
    font-size: 9px;
  }
  
  .navbar-container {
    padding: 0 20px;
  }
  
  .footer-container {
    padding: 0 20px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}

/* Mobile (up to 768px) */
@media (max-width: 768px) {
  body.member-sidebar-visible,
  body.member-sidebar-visible.member-sidebar-collapsed {
    padding-left: 0;
  }

  .wrapper { padding: 0 16px 20px; }
  
  /* Navbar Mobile */
  .navbar {
    padding: 8px 0;
  }
  
  .navbar-container {
    padding: 0 16px;
  }
  
  .navbar-toggle {
    display: block;
  }
  
  .navbar-right {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    gap: 0;
    padding: 16px;
  }
  
  .navbar-right.active {
    display: flex;
  }
  
  .navbar-status {
    width: 100%;
    justify-content: center;
  }
  
  .navbar-clock {
    text-align: center;
    margin-top: 12px;
  }

  .auth-controls {
    width: 100%;
    justify-content: center;
    margin-top: 12px;
    flex-wrap: wrap;
  }

  .auth-user {
    max-width: 100%;
  }

  .page-body {
    flex-direction: column;
  }

  .page-content {
    padding: 0;
    width: 100%;
  }

  .member-layout {
    position: static;
    height: auto;
    width: 100%;
    z-index: auto;
  }

  .member-sidebar {
    width: 100% !important;
    height: auto;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    border-right: none;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
    padding: 8px 12px;
    gap: 6px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
    margin-bottom: 16px;
  }

  body.member-sidebar-collapsed .member-sidebar {
    width: 100% !important;
    height: auto;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
  }

  .sidebar-brand {
    display: none;
  }

  .sidebar-section-label {
    display: none;
  }

  .sidebar-nav {
    flex-direction: row;
    gap: 4px;
    flex: unset;
  }

  .sidebar-footer {
    display: none;
  }

  .member-nav-btn {
    white-space: nowrap;
    padding: 7px 12px;
    font-size: 12px;
    gap: 6px;
    flex-shrink: 0;
    overflow: visible;
  }

  body.member-sidebar-collapsed .member-nav-btn {
    justify-content: flex-start;
    padding: 7px 12px;
    gap: 6px;
  }

  .member-nav-label {
    display: inline;
    opacity: 1 !important;
    width: auto !important;
  }

  .nav-tooltip {
    display: none !important;
  }

  .settings-grid {
    grid-template-columns: 1fr;
  }

  .settings-profile-grid {
    grid-template-columns: 1fr;
  }

  .admin-create-form {
    grid-template-columns: 1fr;
  }
  
  /* Location Bar Mobile */
  .location-bar {
    padding: 12px 16px;
    font-size: 11px;
    margin-bottom: 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
  }
  
  .location-bar-content {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
  }
  
  .location-bar-item {
    font-size: 10px;
    display: flex;
    align-items: center;
    gap: 4px;
    flex: 1 1 auto;
    min-width: 0;
  }

  .location-bar-item:first-child {
    flex: 0 0 100%;
    justify-content: flex-start;
  }

  .location-bar-item:first-child span + * {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .location-bar-item:nth-of-type(2),
  .location-bar-item:nth-of-type(3) {
    flex: 1 1 calc(50% - 6px);
  }

  .location-bar-item:nth-of-type(3) {
    justify-content: flex-end;
  }
  
  .location-bar-separator {
    display: none; /* Hide separators on mobile */
  }

  .location-bar-select {
    font-size: 10px;
    padding: 4px 8px;
    min-width: 0;
    flex: 1;
  }

  .location-bar-button {
    font-size: 9px;
    padding: 4px 8px;
    white-space: nowrap;
  }

  .air-alert {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  
  /* Device Overview Mobile */
  .devices-overview {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  
  .device-overview-metrics {
    grid-template-columns: repeat(4, 1fr);
    gap: 4px;
  }
  
  .device-overview-metric-value {
    font-size: 14px;
  }
  
  .device-overview-metric-label {
    font-size: 8px;
  }
  
  /* Main Grid Mobile */
  .main-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 16px;
  }

  .main-grid:has(.aqi-card),
  .main-grid:has(.wind-speed-card) {
    grid-template-columns: 1fr !important;
  }

  .main-grid:has(.aqi-card) > :nth-child(1),
  .main-grid:has(.aqi-card) > :nth-child(2),
  .main-grid:has(.aqi-card) > :nth-child(3),
  .main-grid:has(.wind-speed-card) > :nth-child(1),
  .main-grid:has(.wind-speed-card) > :nth-child(2) {
    grid-column: 1 / -1 !important;
  }

  .main-grid > * {
    min-width: 0;
  }
  
  .main-grid > :nth-child(1),
  .main-grid > :nth-child(2),
  .main-grid > :nth-child(3),
  .main-grid > :nth-child(4),
  .main-grid > :nth-child(5) {
    grid-column: 1;
  }
  
  /* AQI Card Mobile */
  .aqi-card {
    padding: 20px;
  }

  .aqi-card,
  .pollutant-card {
    width: 100%;
    max-width: 100%;
  }

  .gauge-wrap,
  .gauge-svg {
    max-width: 100%;
  }

  .aqi-formula {
    max-width: 100%;
    overflow-x: auto;
  }

  .aqi-formula .f-line {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .aqi-formula .f-val {
    word-break: break-word;
  }
  
  .gauge-wrap {
    width: 160px;
    height: 88px;
    margin-bottom: 8px;
  }
  
  .gauge-number {
    font-size: 40px;
  }
  
  .status-badge {
    font-size: 11px;
    padding: 4px 16px;
  }
  
  /* Pollutant Cards Mobile */
  .pollutant-card {
    padding: 20px;
  }

  .p-header {
    gap: 10px;
    flex-wrap: wrap;
  }

  .p-value-row {
    flex-wrap: wrap;
  }

  .p-value {
    line-height: 1;
  }

  .p-unit {
    margin-left: 0;
  }

  .conc-bar-label {
    gap: 8px;
    font-size: 9px;
    flex-wrap: wrap;
  }

  .p-name {
    font-size: 18px;
  }

  .p-value {
    font-size: 42px;
  }

  .p-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .p-stat {
    padding: 8px;
  }
  
  .p-stat-val {
    font-size: 14px;
  }
  
  /* Second Row Mobile */
  .second-row {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 16px;
  }
  
  .chart-card {
    padding: 16px;
  }

  .chart-card,
  .breakdown-card {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  #mainChart {
    width: 100% !important;
  }
  
  .chart-title {
    font-size: 11px;
    margin-bottom: 12px;
  }
  
  .chart-tabs {
    gap: 2px;
    margin-bottom: 12px;
  }
  
  .chart-tab {
    padding: 4px 8px;
    font-size: 9px;
  }

  .chart-container {
    height: 200px;
  }
  
  .breakdown-card {
    padding: 20px;
  }
  
  .breakdown-title {
    font-size: 11px;
  }
  
  .scale-item {
    padding: 6px 8px;
    font-size: 10px;
  }
  
  .formula-block {
    padding: 10px;
  }
  
  .formula-title {
    font-size: 8px;
  }
  
  .formula-eq {
    font-size: 9px;
  }
  
  .formula-vars {
    font-size: 9px;
  }
  
  .calc-steps {
    font-size: 9px;
  }
  
  /* Wind Cards Mobile */
  .wind-speed-card,
  .wind-direction-card {
    padding: 20px;
  }

  .wind-speed-card,
  .wind-direction-card,
  .wind-direction-content {
    min-width: 0;
  }

  .wind-direction-content {
    flex-wrap: wrap;
  }

  .wind-direction-data {
    min-width: 0;
  }

  .wind-direction-row {
    flex-wrap: wrap;
  }

  .wind-header {
    margin-bottom: 16px;
  }

  .wind-name {
    font-size: 14px;
  }

  .wind-sub {
    font-size: 10px;
  }

  .wind-indicator {
    font-size: 11px;
  }

  .wind-speed-content {
    margin-bottom: 16px;
  }

  .wind-speed-display {
    margin-bottom: 12px;
  }

  .wind-speed-value {
    font-size: 36px;
  }

  .wind-speed-unit {
    font-size: 14px;
  }

  .wind-beaufort {
    text-align: center;
  }

  .beaufort-scale {
    font-size: 16px;
  }

  .beaufort-desc {
    font-size: 11px;
  }

  .wind-direction-content {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px;
  }

  .wind-compass {
    flex-shrink: 0;
  }

  .compass-circle {
    width: 80px;
    height: 80px;
  }

  .compass-arrow {
    font-size: 20px;
  }

  .compass-label {
    font-size: 8px;
  }

  .wind-direction-data {
    flex: 1;
  }

  .wind-direction-value {
    font-size: 28px;
  }

  .wind-direction-unit {
    font-size: 12px;
  }

  .wind-direction-cardinal {
    text-align: left;
    margin-top: 4px;
  }

  .cardinal-direction {
    font-size: 20px;
  }

  .cardinal-desc {
    font-size: 11px;
  }

  .wind-stats,
  .wind-direction-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .wind-stat {
    padding: 8px;
  }

  .wind-stat-val {
    font-size: 14px;
  }

  .wind-stat-label {
    font-size: 8px;
  }

  .row-label {
    display: block;
    margin-bottom: 10px;
    line-height: 1.4;
    letter-spacing: 2px;
  }

  .row-label::after {
    display: none;
  }

  /* Third Row Mobile */
  .third-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  
  .stat-mini {
    padding: 16px;
  }
  
  .stat-mini-val {
    font-size: 24px;
  }
  
  /* Footer Mobile */
  .footer {
    margin-top: 24px;
    padding: 24px 0 16px;
  }
  
  .footer-container {
    padding: 0 16px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}

/* Small Mobile (up to 480px) */
@media (max-width: 480px) {
  .wrapper { padding: 0 12px 16px; }
  
  .navbar-container {
    padding: 0 12px;
  }
  
  .footer-container {
    padding: 0 12px;
  }
  
  .location-bar {
    padding: 8px 10px;
    font-size: 10px;
  }
  
  .location-bar-content {
    gap: 6px;
  }

  .location-bar-item:first-child {
    flex: 0 0 100%;
  }

  .location-bar-item:nth-of-type(2),
  .location-bar-item:nth-of-type(3) {
    flex: 1 1 100%;
  }

  .location-bar-item:nth-of-type(3) {
    justify-content: flex-start;
  }
  
  .location-bar-item {
    font-size: 9px;
  }

  .main-grid:has(.aqi-card),
  .main-grid:has(.wind-speed-card) {
    grid-template-columns: 1fr !important;
  }

  .main-grid:has(.aqi-card) > :nth-child(1),
  .main-grid:has(.aqi-card) > :nth-child(2),
  .main-grid:has(.aqi-card) > :nth-child(3),
  .main-grid:has(.wind-speed-card) > :nth-child(1),
  .main-grid:has(.wind-speed-card) > :nth-child(2) {
    grid-column: 1 / -1 !important;
  }
  
  .aqi-card,
  .pollutant-card,
  .chart-card,
  .breakdown-card {
    padding: 16px;
  }
  
  .gauge-wrap {
    width: 140px;
    height: 77px;
  }
  
  .gauge-number {
    font-size: 36px;
  }
  
  .p-value {
    font-size: 36px;
  }

  .chart-tab {
    padding: 4px 6px;
    font-size: 8px;
  }

  .row-label {
    font-size: 8px;
  }

  .wind-direction-stats .wind-stat-val {
    font-size: 12px;
  }
  
  .device-overview-metrics {
    grid-template-columns: repeat(2, 1fr);
  }
}