/* ── Focus Flow Admin Panel – Ultra-Modern & Slick Design ──────────────── */
:root {
  --sidebar-width: 260px;
  --sidebar-collapsed: 72px;
  --bg-dark: #090a12;
  --bg-surface: #10121d;
  --bg-card: rgba(18, 20, 32, 0.72);
  --bg-card-hover: rgba(24, 27, 44, 0.85);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.14);
  --accent: #6366f1;
  --accent-light: #818cf8;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
  --success-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);
  --danger-gradient: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-hint: #64748b;
  --glow-purple: rgba(99, 102, 241, 0.28);
  --glow-emerald: rgba(16, 185, 129, 0.22);
}

* {
  box-sizing: border-box;
}

/* Custom sleek scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 6px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(99, 102, 241, 0.6);
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-dark);
  background-image: 
    radial-gradient(circle at 10% 10%, rgba(99, 102, 241, 0.08) 0%, transparent 35%),
    radial-gradient(circle at 90% 90%, rgba(16, 185, 129, 0.05) 0%, transparent 35%);
  background-attachment: fixed;
  color: var(--text-primary);
  margin: 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* ── SIDEBAR BACKDROP (Mobile) ─────────────────────────── */
.sidebar-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 99;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.sidebar-backdrop.show {
  opacity: 1;
  pointer-events: auto;
}

/* ── SIDEBAR ──────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  background: rgba(16, 18, 29, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 4px 0 24px rgba(0, 0, 0, 0.3);
}

.sidebar-brand {
  padding: 22px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-brand img {
  filter: drop-shadow(0 2px 8px rgba(99, 102, 241, 0.4));
  transition: transform 0.2s ease;
}

.sidebar-brand:hover img {
  transform: rotate(5deg) scale(1.05);
}

.brand-text {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.4px;
  color: #fff;
}

.brand-badge {
  background: var(--accent-gradient);
  color: white;
  font-size: 10px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  box-shadow: 0 2px 8px var(--glow-purple);
}

.sidebar-nav {
  list-style: none;
  padding: 16px 12px;
  margin: 0;
  flex: 1;
  overflow-y: auto;
}

.sidebar-nav .nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  border-radius: 12px;
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 13.5px;
  font-weight: 500;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  margin-bottom: 4px;
  border: 1px solid transparent;
}

.sidebar-nav .nav-item:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.05);
  transform: translateX(3px);
}

.sidebar-nav .nav-item.active {
  color: #fff;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.22), rgba(139, 92, 246, 0.12));
  border: 1px solid rgba(99, 102, 241, 0.35);
  box-shadow: 0 4px 16px var(--glow-purple);
}

.sidebar-nav .nav-item i {
  font-size: 17px;
  width: 22px;
  text-align: center;
  color: inherit;
}

.sidebar-footer {
  padding: 16px 18px;
  border-top: 1px solid var(--border-color);
  background: rgba(12, 14, 23, 0.6);
}

.connection-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-hint);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-dot.online {
  background: #10b981;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.6);
}

.status-dot.offline {
  background: #ef4444;
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.4);
}

.status-dot.loading {
  background: #f59e0b;
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.6);
  animation: pulse 1.4s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* ── MAIN CONTENT ─────────────────────────────────────── */
.main-content {
  margin-left: var(--sidebar-width);
  flex: 1;
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 32px;
  border-bottom: 1px solid var(--border-color);
  background: rgba(9, 10, 18, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
}

.page-title {
  margin: 0;
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.4px;
  color: #fff;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ── PAGES ────────────────────────────────────────────── */
.page {
  display: none;
  padding: 26px 32px 48px;
  animation: pageFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.page.active {
  display: block;
}

@keyframes pageFadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── STAT CARDS ───────────────────────────────────────── */
.stat-card {
  border-radius: 18px;
  padding: 22px;
  display: flex;
  align-items: center;
  gap: 16px;
  border: 1px solid var(--border-color);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s ease, border-color 0.2s ease;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.stat-card:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.gradient-purple {
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.16), rgba(139, 92, 246, 0.06));
}

.gradient-blue {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.16), rgba(96, 165, 250, 0.06));
}

.gradient-green {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.16), rgba(52, 211, 153, 0.06));
}

.gradient-orange {
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.16), rgba(251, 146, 60, 0.06));
}

.stat-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  font-size: 24px;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.gradient-purple .stat-icon { color: #a5b4fc; }
.gradient-blue .stat-icon { color: #93c5fd; }
.gradient-green .stat-icon { color: #6ee7b7; }
.gradient-orange .stat-icon { color: #fdba74; }

.stat-value {
  font-size: 24px;
  font-weight: 700;
  line-height: 1.15;
  color: #fff;
  letter-spacing: -0.5px;
}

.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
  margin-top: 2px;
}

/* ── GLASS CARDS ──────────────────────────────────────── */
.glass-card {
  background: var(--bg-card) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: 18px !important;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transition: transform 0.2s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.2s ease, border-color 0.2s ease;
}

.glass-card:hover {
  border-color: rgba(255, 255, 255, 0.12) !important;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.glass-card .card-header {
  background: transparent !important;
  border-bottom: 1px solid var(--border-color) !important;
  padding: 18px 22px;
}

.glass-card .card-body {
  padding: 22px;
}

/* ── TOGGLE ROWS ──────────────────────────────────────── */
.toggle-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.toggle-row:last-child {
  border-bottom: none;
}

.form-check-input:checked {
  background-color: var(--accent) !important;
  border-color: var(--accent) !important;
  box-shadow: 0 0 12px var(--glow-purple);
}

.form-check-input {
  width: 46px !important;
  height: 24px !important;
  cursor: pointer;
  background-color: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  transition: background-color 0.2s, border-color 0.2s, box-shadow 0.2s;
}

/* ── TABLE ────────────────────────────────────────────── */
.table-responsive {
  border-radius: 12px;
  overflow: hidden;
}

.table-dark {
  --bs-table-bg: transparent !important;
  --bs-table-hover-bg: rgba(99, 102, 241, 0.08) !important;
}

.table th {
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-hint) !important;
  font-weight: 600;
  border-color: var(--border-color) !important;
  padding: 14px 16px;
  background: rgba(14, 16, 26, 0.7);
}

.table td {
  border-color: var(--border-color) !important;
  font-size: 13.5px;
  vertical-align: middle;
  padding: 14px 16px;
}

/* ── BUTTONS ──────────────────────────────────────────── */
.btn {
  border-radius: 11px;
  font-weight: 500;
  padding: 8px 16px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  letter-spacing: -0.2px;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--accent-gradient) !important;
  border: none !important;
  color: #fff !important;
  box-shadow: 0 4px 14px var(--glow-purple);
}

.btn-primary:hover {
  filter: brightness(1.12);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.45);
}

.btn-success {
  background: var(--success-gradient) !important;
  border: none !important;
  color: #fff !important;
  box-shadow: 0 4px 14px var(--glow-emerald);
}

.btn-success:hover {
  filter: brightness(1.12);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
}

.btn-outline-primary {
  border-color: rgba(99, 102, 241, 0.5) !important;
  color: var(--accent-light) !important;
}

.btn-outline-primary:hover {
  background: rgba(99, 102, 241, 0.16) !important;
  border-color: var(--accent-light) !important;
  color: #fff !important;
}

.btn-outline-success {
  border-color: rgba(16, 185, 129, 0.5) !important;
  color: #34d399 !important;
}

.btn-outline-success:hover {
  background: rgba(16, 185, 129, 0.16) !important;
  border-color: #34d399 !important;
  color: #fff !important;
}

.btn-outline-secondary {
  border-color: var(--border-color) !important;
  color: var(--text-secondary) !important;
}

.btn-outline-secondary:hover {
  background: rgba(255, 255, 255, 0.06) !important;
  color: var(--text-primary) !important;
  border-color: var(--border-light) !important;
}

/* ── FORMS ────────────────────────────────────────────── */
.form-control,
.form-select {
  background: rgba(255, 255, 255, 0.04) !important;
  border: 1px solid var(--border-color) !important;
  color: var(--text-primary) !important;
  border-radius: 12px !important;
  padding: 10px 14px;
  font-size: 13.5px;
  transition: all 0.2s ease;
}

.form-control:focus,
.form-select:focus {
  background: rgba(255, 255, 255, 0.07) !important;
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 3px var(--glow-purple) !important;
}

.form-select option {
  background-color: var(--bg-surface);
  color: var(--text-primary);
}

.input-group-text {
  background: rgba(255, 255, 255, 0.03) !important;
  border: 1px solid var(--border-color) !important;
  color: var(--text-secondary) !important;
  border-radius: 12px;
}

.form-label {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 6px;
  letter-spacing: -0.1px;
}

.form-text {
  font-size: 12px;
  color: var(--text-hint) !important;
  margin-top: 5px;
}

/* ── BADGES & PILLS ───────────────────────────────────── */
.badge {
  border-radius: 10px;
  font-weight: 600;
  padding: 5px 10px;
  letter-spacing: 0.2px;
}

.type-badge {
  font-size: 10.5px;
  padding: 3px 9px;
  border-radius: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.type-bool {
  background: rgba(16, 185, 129, 0.16);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.type-string {
  background: rgba(99, 102, 241, 0.16);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.25);
}

.type-number {
  background: rgba(249, 115, 22, 0.16);
  color: #fdba74;
  border: 1px solid rgba(249, 115, 22, 0.25);
}

/* ── QUICK ACTIONS ────────────────────────────────────── */
.quick-action {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 12px !important;
  font-size: 13.5px;
  font-weight: 500;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-align: left;
}

.quick-action:hover {
  transform: translateX(4px);
}

/* ── TOAST ─────────────────────────────────────────────── */
.toast {
  border-radius: 14px !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.12) !important;
}

/* ── NOTIFICATION HISTORY ────────────────────────────── */
.notif-history-card {
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 18px;
  margin-bottom: 12px;
  transition: border-color 0.2s, background 0.2s;
}

.notif-history-card:hover {
  border-color: rgba(99, 102, 241, 0.35);
  background: rgba(255, 255, 255, 0.04);
}

/* ── LOGIN OVERLAY ─────────────────────────────────────── */
.login-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 99999;
  background: rgba(8, 9, 16, 0.94);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.login-overlay.d-none {
  display: none !important;
}

.login-card {
  width: 100%;
  max-width: 430px;
  background: rgba(18, 20, 32, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  padding: 36px 32px;
  box-shadow: 0 25px 60px -12px rgba(0, 0, 0, 0.8), 0 0 40px rgba(99, 102, 241, 0.15);
  animation: loginCardFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes loginCardFadeIn {
  from {
    opacity: 0;
    transform: translateY(24px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.login-brand-icon {
  font-size: 46px;
  filter: drop-shadow(0 4px 18px rgba(99, 102, 241, 0.45));
}

/* ── RESPONSIVE DESIGN (Mobile & Tablet) ───────────────── */
@media (max-width: 991px) {
  .page {
    padding: 20px 20px 40px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    box-shadow: 8px 0 32px rgba(0, 0, 0, 0.7);
  }

  .sidebar.show {
    transform: translateX(0);
  }

  .main-content {
    margin-left: 0;
  }

  .page {
    padding: 16px 14px 40px;
  }

  .topbar {
    padding: 12px 14px;
  }

  .page-title {
    font-size: 17px;
  }

  .stat-card {
    padding: 16px;
    gap: 12px;
  }

  .stat-icon {
    width: 44px;
    height: 44px;
    font-size: 20px;
  }

  .stat-value {
    font-size: 20px;
  }

  .glass-card .card-header {
    padding: 14px 16px;
  }

  .glass-card .card-body {
    padding: 16px;
  }

  .table th, .table td {
    padding: 10px 12px;
    font-size: 12.5px;
  }
}