/* ==========================================================================
   Design Tokens & CSS Variables (Dark & Light Theme)
   ========================================================================== */
:root {
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  
  /* Light Theme Palette */
  --bg: #f4f6fa;
  --bg-gradient: radial-gradient(at 0% 0%, #edf2f9 0px, transparent 50%), radial-gradient(at 100% 100%, #e8f0fe 0px, transparent 50%);
  --surface: #ffffff;
  --surface-glass: rgba(255, 255, 255, 0.85);
  --surface-card: #ffffff;
  --surface-border: rgba(226, 232, 240, 0.9);
  
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-muted: #94a3b8;
  
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-glow: rgba(37, 99, 235, 0.25);
  
  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.25);
  --warning: #f59e0b;
  --danger: #ef4444;
  --danger-glow: rgba(239, 68, 68, 0.25);
  
  --card-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.04), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  
  /* Parameter Card Colors */
  --card-volt-bg: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
  --card-volt-text: #1d4ed8;
  --card-amp-bg: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
  --card-amp-text: #047857;
  --card-watt-bg: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
  --card-watt-text: #b45309;
  --card-hz-bg: linear-gradient(135deg, #fdf2f8 0%, #fce7f3 100%);
  --card-hz-text: #be185d;
  --card-pf-bg: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
  --card-pf-text: #6d28d9;
  --card-time-bg: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
  --card-time-text: #334155;
  
  --chart-grid: #e2e8f0;
  --chart-text: #64748b;
}

[data-theme="dark"] {
  --bg: #0b0f19;
  --bg-gradient: radial-gradient(at 0% 0%, #111827 0px, transparent 50%), radial-gradient(at 100% 100%, #0f172a 0px, transparent 50%);
  --surface: #131b2e;
  --surface-glass: rgba(19, 27, 46, 0.88);
  --surface-card: #151f36;
  --surface-border: rgba(255, 255, 255, 0.08);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --primary: #3b82f6;
  --primary-hover: #60a5fa;
  --primary-glow: rgba(59, 130, 246, 0.35);
  
  --card-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  
  /* Parameter Card Colors (Dark) */
  --card-volt-bg: linear-gradient(135deg, rgba(30, 58, 138, 0.3) 0%, rgba(30, 58, 138, 0.5) 100%);
  --card-volt-text: #93c5fd;
  --card-amp-bg: linear-gradient(135deg, rgba(6, 78, 59, 0.3) 0%, rgba(6, 78, 59, 0.5) 100%);
  --card-amp-text: #6ee7b7;
  --card-watt-bg: linear-gradient(135deg, rgba(120, 53, 15, 0.3) 0%, rgba(120, 53, 15, 0.5) 100%);
  --card-watt-text: #fcd34d;
  --card-hz-bg: linear-gradient(135deg, rgba(131, 24, 67, 0.3) 0%, rgba(131, 24, 67, 0.5) 100%);
  --card-hz-text: #f472b6;
  --card-pf-bg: linear-gradient(135deg, rgba(91, 33, 182, 0.3) 0%, rgba(91, 33, 182, 0.5) 100%);
  --card-pf-text: #c4b5fd;
  --card-time-bg: linear-gradient(135deg, rgba(30, 41, 59, 0.5) 0%, rgba(51, 65, 85, 0.6) 100%);
  --card-time-text: #cbd5e1;
  
  --chart-grid: rgba(255, 255, 255, 0.08);
  --chart-text: #94a3b8;
}

/* ==========================================================================
   Base Styles & Reset
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  max-width: 100%;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
  max-width: 100%;
  position: relative;
  padding-top: 48px;
}

body.login-body {
  padding-top: 0 !important;
}

/* ==========================================================================
   Global Button Reset & Unified Modern Button System (Pro SCADA)
   ========================================================================== */
button {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  color: inherit;
  background: transparent;
  border: none;
  padding: 0;
  margin: 0;
  cursor: pointer;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  user-select: none;
  touch-action: manipulation;
  box-sizing: border-box;
}

/* Core Button Tokens */
.btn,
.btn-sm,
.btn-md,
.btn-lg,
.btn-xs {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-family);
  font-weight: 600;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  border-radius: var(--radius-sm, 8px);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  line-height: 1.25;
}

.btn:focus-visible,
.btn-sm:focus-visible,
.btn-md:focus-visible,
.btn-lg:focus-visible,
.btn-xs:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.btn:disabled,
.btn-sm:disabled,
.btn-xs:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
  transform: none !important;
  box-shadow: none !important;
}

/* Button Sizing */
.btn,
.btn-md {
  padding: 8px 18px;
  font-size: 0.875rem;
  border-radius: 8px;
  min-height: 38px;
}

.btn-sm {
  padding: 7px 16px;
  font-size: 0.8125rem;
  border-radius: 7px;
  min-height: 34px;
  letter-spacing: 0.01em;
}

.btn-xs {
  padding: 4px 8px;
  font-size: 0.75rem;
  border-radius: 6px;
  min-height: 26px;
  gap: 4px;
}

.btn-block {
  width: 100%;
  display: flex;
}

/* --------------------------------------------------------------------------
   Button Variants: Primary, Secondary, Ghost, Danger, Success
   -------------------------------------------------------------------------- */

/* 1. Primary Button */
.btn-primary {
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  color: #ffffff !important;
  border: 1px solid rgba(37, 99, 235, 0.9);
  box-shadow: 0 2px 6px rgba(37, 99, 235, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #1d4ed8 0%, #1e40af 100%);
  border-color: #1d4ed8;
  color: #ffffff !important;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.42);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: 0 1px 3px rgba(37, 99, 235, 0.3);
}

/* Dark Mode Primary */
[data-theme="dark"] .btn-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
  color: #ffffff !important;
  border: 1px solid rgba(96, 165, 250, 0.5);
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.25);
}

[data-theme="dark"] .btn-primary:hover {
  background: linear-gradient(135deg, #60a5fa 0%, #3b82f6 100%);
  border-color: rgba(147, 197, 253, 0.7);
  color: #ffffff !important;
  box-shadow: 0 4px 18px rgba(59, 130, 246, 0.6);
  transform: translateY(-1px);
}

/* 2. Secondary / Cancel Button (and default for .btn-sm without modifier) */
.btn-secondary,
.btn-sm:not(.btn-primary):not(.btn-danger):not(.btn-success):not(.btn-action-scada):not(.btn-danger-soft):not(.btn-outline) {
  background: #ffffff;
  color: #334155;
  border: 1px solid #cbd5e1;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.btn-secondary:hover,
.btn-sm:not(.btn-primary):not(.btn-danger):not(.btn-success):not(.btn-action-scada):not(.btn-danger-soft):not(.btn-outline):hover {
  background: #f8fafc;
  color: #0f172a;
  border-color: #94a3b8;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.08);
  transform: translateY(-1px);
}

.btn-secondary:active,
.btn-sm:not(.btn-primary):not(.btn-danger):not(.btn-success):not(.btn-action-scada):not(.btn-danger-soft):not(.btn-outline):active {
  transform: translateY(0);
  background: #f1f5f9;
}

/* Dark Mode Secondary */
[data-theme="dark"] .btn-secondary,
[data-theme="dark"] .btn-sm:not(.btn-primary):not(.btn-danger):not(.btn-success):not(.btn-action-scada):not(.btn-danger-soft):not(.btn-outline) {
  background: rgba(255, 255, 255, 0.07);
  color: #e2e8f0;
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.35);
}

[data-theme="dark"] .btn-secondary:hover,
[data-theme="dark"] .btn-sm:not(.btn-primary):not(.btn-danger):not(.btn-success):not(.btn-action-scada):not(.btn-danger-soft):not(.btn-outline):hover {
  background: rgba(255, 255, 255, 0.13);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.45);
  transform: translateY(-1px);
}

[data-theme="dark"] .btn-secondary:active,
[data-theme="dark"] .btn-sm:not(.btn-primary):not(.btn-danger):not(.btn-success):not(.btn-action-scada):not(.btn-danger-soft):not(.btn-outline):active {
  transform: translateY(0);
  background: rgba(255, 255, 255, 0.09);
}

/* 3. Soft Danger Button (Compact table delete actions) */
.btn-danger-soft {
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #ef4444;
}

.btn-danger-soft:hover {
  background: #ef4444;
  border-color: #ef4444;
  color: #ffffff !important;
  box-shadow: 0 3px 10px rgba(239, 68, 68, 0.35);
  transform: translateY(-1px);
}

[data-theme="dark"] .btn-danger-soft {
  background: rgba(239, 68, 68, 0.16);
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #f87171;
}

[data-theme="dark"] .btn-danger-soft:hover {
  background: #ef4444;
  color: #ffffff !important;
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.45);
}

/* 4. Danger Full Button */
.btn-danger {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
  color: #ffffff !important;
  border: 1px solid rgba(239, 68, 68, 0.8);
  box-shadow: 0 2px 6px rgba(239, 68, 68, 0.25);
}

.btn-danger:hover {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.45);
  transform: translateY(-1px);
}

/* 5. Success Button */
.btn-success {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #ffffff !important;
  border: 1px solid rgba(16, 185, 129, 0.8);
  box-shadow: 0 2px 6px rgba(16, 185, 129, 0.25);
}

.btn-success:hover {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.45);
  transform: translateY(-1px);
}

/* 6. Outline Button */
.btn-outline {
  background: transparent;
  border: 1px solid var(--surface-border);
  color: var(--text-primary);
}

.btn-outline:hover {
  background: var(--surface-glass);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

/* ==========================================================================
   Header Navbar (Compact Pro SCADA)
   ========================================================================== */
.header-bar {
  background: var(--surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--surface-border);
  padding: 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  min-height: 48px;
  box-shadow: 0 2px 10px -2px rgba(0, 0, 0, 0.04);
}

.header-container {
  max-width: 1440px;
  width: 100%;
  height: 100%;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-sizing: border-box;
}

.brand-section {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.brand-logo {
  width: 30px;
  height: 30px;
  min-width: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.95rem;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.35);
}

.brand-text {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.brand-title {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  white-space: nowrap;
  line-height: 1;
}

.brand-subtitle {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
  background: rgba(255, 255, 255, 0.05);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--surface-border);
  line-height: 1.2;
}

[data-theme="light"] .brand-subtitle {
  background: rgba(0, 0, 0, 0.04);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

/* Live Status Badge with Pulse Animation */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  color: var(--text-secondary);
  white-space: nowrap;
  height: 30px;
}

.status-dot {
  width: 7px;
  height: 7px;
  min-width: 7px;
  border-radius: 50%;
  background-color: var(--danger);
}

.status-badge.online .status-dot {
  background-color: var(--success);
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Theme Toggle Button */
.btn-icon {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  color: var(--text-primary);
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
  font-size: 0.85rem;
}

.btn-icon:hover {
  background: var(--surface-border);
  transform: translateY(-1px);
}

/* ==========================================================================
   User Menu Wrapper & Floating Profile Dropdown
   ========================================================================== */
.user-menu-wrapper {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.btn-user-avatar {
  background: var(--surface);
  color: var(--text-primary);
  border: 1px solid var(--surface-border);
  padding: 4px 10px 4px 5px;
  height: 32px;
  border-radius: 20px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 500;
  user-select: none;
}

.btn-user-avatar:hover,
.btn-user-avatar.active {
  background: var(--surface-border);
  border-color: rgba(99, 102, 241, 0.4);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.user-avatar-circle {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366f1, #3b82f6);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  box-shadow: 0 2px 6px rgba(99, 102, 241, 0.35);
  flex-shrink: 0;
}

.topbar-user-name {
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.avatar-arrow {
  font-size: 0.65rem;
  color: var(--text-secondary);
  transition: transform 0.2s ease;
}

.btn-user-avatar.active .avatar-arrow {
  transform: rotate(180deg);
}

/* Floating Dropdown Profile Menu */
.user-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 280px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  z-index: 1200;
  padding: 8px;
  animation: dropdownFadeSlide 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  transform-origin: top right;
}

@keyframes dropdownFadeSlide {
  from {
    opacity: 0;
    transform: translateY(-6px) scale(0.97);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.dropdown-profile-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 10px 10px 10px;
}

.profile-avatar-large {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366f1, #06b6d4);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
  flex-shrink: 0;
}

.profile-details {
  flex: 1;
  min-width: 0;
}

.profile-fullname {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.profile-username {
  font-size: 0.75rem;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 4px;
}

.profile-role-tag {
  display: inline-flex;
}

.badge-role {
  padding: 2px 7px;
  border-radius: 6px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  background: rgba(99, 102, 241, 0.15);
  color: #818cf8;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.badge-role.role-admin {
  background: rgba(139, 92, 246, 0.18);
  color: #c084fc;
  border-color: rgba(139, 92, 246, 0.35);
}

.badge-role.role-operator {
  background: rgba(6, 182, 212, 0.18);
  color: #22d3ee;
  border-color: rgba(6, 182, 212, 0.35);
}

.badge-role.role-user {
  background: rgba(16, 185, 129, 0.18);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.35);
}

.badge-role.role-viewer {
  background: rgba(148, 163, 184, 0.18);
  color: #cbd5e1;
  border-color: rgba(148, 163, 184, 0.35);
}

.dropdown-divider {
  height: 1px;
  background: var(--surface-border);
  margin: 6px 4px;
}

.dropdown-actions,
.dropdown-footer {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 8px 10px;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: all 0.15s ease;
}

.dropdown-item i {
  font-size: 0.9rem;
  width: 18px;
  text-align: center;
  color: var(--text-secondary);
  transition: color 0.15s ease;
}

.dropdown-item:hover {
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}

[data-theme="light"] .dropdown-item:hover {
  background: rgba(0, 0, 0, 0.05);
  color: #0f172a;
}

.dropdown-item:hover i {
  color: var(--primary);
}

.dropdown-item.text-danger {
  color: #f87171;
}

.dropdown-item.text-danger i {
  color: #f87171;
}

.dropdown-item.text-danger:hover {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
}

.dropdown-item.text-danger:hover i {
  color: #ef4444;
}

@media (max-width: 576px) {
  .topbar-user-name {
    display: none;
  }
  .btn-user-avatar {
    padding: 4px;
    gap: 4px;
  }
}

/* ==========================================================================
   Layout & Dashboard Container
   ========================================================================== */
.container {
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
  padding: 14px 20px 28px 20px;
  flex: 1;
}

.grid-main {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 20px;
  margin-bottom: 24px;
}

/* Glassmorphism Cards */
.card {
  background: var(--surface-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card-header {
  padding: 14px 20px;
  border-bottom: 1px solid var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.02);
}

.card-title {
  font-size: 1.05rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

.card-body {
  padding: 18px 20px;
  flex: 1;
}

/* ==========================================================================
   Real-time Parameters Grid
   ========================================================================== */
/* ==========================================================================
   Pro SCADA Hero Realtime Parameters & Smart Gauge Card
   ========================================================================== */
.realtime-scada-card {
  display: flex;
  flex-direction: column;
}

.realtime-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
}

.realtime-header-meta {
  display: flex;
  align-items: center;
  gap: 8px;
}

.live-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(16, 185, 129, 0.12);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.live-status-pill .live-dot-ping {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
  animation: pulse-dot 1.5s infinite;
}

.device-tag {
  font-size: 0.72rem;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--surface-border);
  padding: 2px 7px;
  border-radius: 6px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.realtime-body {
  padding: 14px 16px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Hero Power Card */
.hero-power-card {
  background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 20px -5px rgba(245, 158, 11, 0.15);
  transition: all 0.25s ease;
}

[data-theme="dark"] .hero-power-card {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.14) 0%, rgba(217, 119, 6, 0.05) 100%);
  border-color: rgba(245, 158, 11, 0.35);
  box-shadow: 0 4px 24px -5px rgba(245, 158, 11, 0.2);
}

.hero-power-card:hover {
  border-color: rgba(245, 158, 11, 0.6);
  box-shadow: 0 6px 28px -4px rgba(245, 158, 11, 0.3);
  transform: translateY(-1px);
}

.hero-power-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.hero-power-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #b45309;
  display: flex;
  align-items: center;
  gap: 6px;
}

[data-theme="dark"] .hero-power-label {
  color: #fbbf24;
}

.hero-status-chip {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.3s ease;
}

.hero-status-chip.safe {
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.35);
}

.hero-status-chip.warn {
  background: rgba(245, 158, 11, 0.2);
  color: #f59e0b;
  border: 1px solid rgba(245, 158, 11, 0.45);
}

.hero-status-chip.danger {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
  border: 1px solid rgba(239, 68, 68, 0.45);
  animation: pulse-danger-pill 1.2s infinite;
}

@keyframes pulse-danger-pill {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.85; transform: scale(1.04); }
}

.hero-power-main {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  position: relative;
}

.hero-power-value {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: #b45309;
  display: flex;
  align-items: baseline;
  gap: 4px;
}

[data-theme="dark"] .hero-power-value {
  color: #fcd34d;
  text-shadow: 0 0 20px rgba(245, 158, 11, 0.4);
}

.hero-power-unit {
  font-size: 1.15rem;
  font-weight: 700;
  color: #f59e0b;
  opacity: 0.95;
}

/* Smart Load Meter */
.hero-meter-wrap {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.meter-info-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
}

.meter-load-pct {
  color: var(--text-secondary);
}

.meter-load-pct strong {
  color: var(--text-primary);
  font-weight: 700;
}

.meter-headroom {
  color: #10b981;
  font-weight: 600;
  font-size: 0.72rem;
}

.meter-track {
  width: 100%;
  height: 8px;
  background: rgba(0, 0, 0, 0.08);
  border-radius: 999px;
  position: relative;
  overflow: visible;
}

[data-theme="dark"] .meter-track {
  background: rgba(255, 255, 255, 0.08);
}

.meter-bar {
  height: 100%;
  border-radius: 999px;
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1), background 0.4s ease;
  position: relative;
}

.meter-bar.safe {
  background: linear-gradient(90deg, #06b6d4 0%, #10b981 100%);
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.4);
}

.meter-bar.warn {
  background: linear-gradient(90deg, #10b981 0%, #f59e0b 100%);
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.5);
}

.meter-bar.danger {
  background: linear-gradient(90deg, #f59e0b 0%, #ef4444 100%);
  box-shadow: 0 0 12px rgba(239, 68, 68, 0.6);
}

.meter-marker {
  position: absolute;
  top: -2px;
  bottom: -2px;
  width: 2px;
  background: rgba(255, 255, 255, 0.4);
  pointer-events: none;
  border-radius: 1px;
}

/* Specs Glassmorphism Grid */
.specs-glass-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.spec-glass-card {
  border-radius: var(--radius-md);
  padding: 12px 14px;
  position: relative;
  transition: all 0.22s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.spec-glass-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px -4px rgba(0, 0, 0, 0.15);
}

/* 1. Volt (Điện áp - Sky Blue) */
.spec-glass-card.volt {
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
  border: 1px solid rgba(37, 99, 235, 0.25);
}
[data-theme="dark"] .spec-glass-card.volt {
  background: linear-gradient(135deg, rgba(30, 58, 138, 0.28) 0%, rgba(30, 58, 138, 0.45) 100%);
  border: 1px solid rgba(59, 130, 246, 0.35);
}
.spec-glass-card.volt:hover {
  border-color: rgba(59, 130, 246, 0.65);
  box-shadow: 0 6px 20px -4px rgba(59, 130, 246, 0.3);
}
.spec-glass-card.volt .spec-label { color: #1d4ed8; }
[data-theme="dark"] .spec-glass-card.volt .spec-label { color: #93c5fd; }
.spec-glass-card.volt .spec-value { color: #1e40af; }
[data-theme="dark"] .spec-glass-card.volt .spec-value {
  color: #93c5fd;
  text-shadow: 0 0 16px rgba(59, 130, 246, 0.35);
}
.spec-glass-card.volt .spec-unit { color: #2563eb; }
[data-theme="dark"] .spec-glass-card.volt .spec-unit { color: #60a5fa; }

/* 2. Amp (Dòng điện - Emerald Green) */
.spec-glass-card.amp {
  background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
  border: 1px solid rgba(16, 185, 129, 0.25);
}
[data-theme="dark"] .spec-glass-card.amp {
  background: linear-gradient(135deg, rgba(6, 78, 59, 0.28) 0%, rgba(6, 78, 59, 0.45) 100%);
  border: 1px solid rgba(16, 185, 129, 0.35);
}
.spec-glass-card.amp:hover {
  border-color: rgba(16, 185, 129, 0.65);
  box-shadow: 0 6px 20px -4px rgba(16, 185, 129, 0.3);
}
.spec-glass-card.amp .spec-label { color: #047857; }
[data-theme="dark"] .spec-glass-card.amp .spec-label { color: #6ee7b7; }
.spec-glass-card.amp .spec-value { color: #065f46; }
[data-theme="dark"] .spec-glass-card.amp .spec-value {
  color: #6ee7b7;
  text-shadow: 0 0 16px rgba(16, 185, 129, 0.35);
}
.spec-glass-card.amp .spec-unit { color: #059669; }
[data-theme="dark"] .spec-glass-card.amp .spec-unit { color: #34d399; }

/* 3. Hz (Tần số - Neon Pink/Rose) */
.spec-glass-card.hz {
  background: linear-gradient(135deg, #fdf2f8 0%, #fce7f3 100%);
  border: 1px solid rgba(236, 72, 153, 0.25);
}
[data-theme="dark"] .spec-glass-card.hz {
  background: linear-gradient(135deg, rgba(131, 24, 67, 0.28) 0%, rgba(131, 24, 67, 0.45) 100%);
  border: 1px solid rgba(236, 72, 153, 0.35);
}
.spec-glass-card.hz:hover {
  border-color: rgba(236, 72, 153, 0.65);
  box-shadow: 0 6px 20px -4px rgba(236, 72, 153, 0.3);
}
.spec-glass-card.hz .spec-label { color: #be185d; }
[data-theme="dark"] .spec-glass-card.hz .spec-label { color: #f472b6; }
.spec-glass-card.hz .spec-value { color: #9d174d; }
[data-theme="dark"] .spec-glass-card.hz .spec-value {
  color: #f472b6;
  text-shadow: 0 0 16px rgba(236, 72, 153, 0.35);
}
.spec-glass-card.hz .spec-unit { color: #db2777; }
[data-theme="dark"] .spec-glass-card.hz .spec-unit { color: #f472b6; }

/* 4. PF (Hệ số PF - Violet / Purple) */
.spec-glass-card.pf {
  background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
  border: 1px solid rgba(139, 92, 246, 0.25);
}
[data-theme="dark"] .spec-glass-card.pf {
  background: linear-gradient(135deg, rgba(91, 33, 182, 0.28) 0%, rgba(91, 33, 182, 0.45) 100%);
  border: 1px solid rgba(139, 92, 246, 0.35);
}
.spec-glass-card.pf:hover {
  border-color: rgba(139, 92, 246, 0.65);
  box-shadow: 0 6px 20px -4px rgba(139, 92, 246, 0.3);
}
.spec-glass-card.pf .spec-label { color: #6d28d9; }
[data-theme="dark"] .spec-glass-card.pf .spec-label { color: #c4b5fd; }
.spec-glass-card.pf .spec-value { color: #5b21b6; }
[data-theme="dark"] .spec-glass-card.pf .spec-value {
  color: #c4b5fd;
  text-shadow: 0 0 16px rgba(139, 92, 246, 0.35);
}

.spec-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2px;
}

.spec-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.spec-value {
  font-size: 1.55rem;
  font-weight: 800;
  line-height: 1.2;
  white-space: nowrap;
}

.spec-unit {
  font-size: 0.8rem;
  font-weight: 600;
  margin-left: 3px;
}

.spec-footer {
  margin-top: 4px;
}

.spec-status-chip {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

[data-theme="dark"] .spec-status-chip {
  color: rgba(255, 255, 255, 0.75);
}

/* Realtime Diagnostic Footer */
.realtime-status-footer {
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed var(--surface-border);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 2px;
}

.footer-sync-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.74rem;
  color: var(--text-secondary);
}

.sync-live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10b981;
  display: inline-block;
  box-shadow: 0 0 6px rgba(16, 185, 129, 0.6);
}

.sync-live-dot.ping {
  animation: live-dot-ping 1.2s cubic-bezier(0, 0, 0.2, 1);
}

.sync-text strong {
  color: var(--text-primary);
  font-weight: 600;
}

.footer-kpi-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.footer-kpi-pill {
  flex: 1;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--surface-border);
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 0.72rem;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.footer-kpi-pill:first-child {
  background: rgba(245, 158, 11, 0.06);
  border-color: rgba(245, 158, 11, 0.28);
}
.footer-kpi-pill:first-child strong {
  color: #f59e0b;
  font-weight: 700;
}

.footer-kpi-pill:last-child {
  background: rgba(6, 182, 212, 0.06);
  border-color: rgba(6, 182, 212, 0.28);
}
.footer-kpi-pill:last-child strong {
  color: #06b6d4;
  font-weight: 700;
}

/* ==========================================================================
   Real-time Parameter Change Animations & Trend Indicators
   ========================================================================== */
.param-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 999px;
  opacity: 0;
  transform: translateY(-4px) scale(0.9);
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  gap: 2px;
  line-height: 1.2;
  z-index: 2;
  backdrop-filter: blur(4px);
}

.param-badge.active {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.param-badge.badge-warn,
.param-badge.badge-down {
  background: rgba(245, 158, 11, 0.18);
  color: #d97706;
  border: 1px solid rgba(245, 158, 11, 0.45);
}

.param-badge.badge-good,
.param-badge.badge-up {
  background: rgba(16, 185, 129, 0.18);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.45);
}

.param-badge.badge-info {
  background: rgba(37, 99, 235, 0.15);
  color: #2563eb;
  border: 1px solid rgba(37, 99, 235, 0.4);
}

[data-theme="dark"] .param-badge.badge-warn,
[data-theme="dark"] .param-badge.badge-down {
  background: rgba(245, 158, 11, 0.28);
  color: #fbbf24;
  border-color: rgba(251, 191, 36, 0.55);
}

[data-theme="dark"] .param-badge.badge-good,
[data-theme="dark"] .param-badge.badge-up {
  background: rgba(16, 185, 129, 0.28);
  color: #34d399;
  border-color: rgba(52, 211, 153, 0.55);
}

[data-theme="dark"] .param-badge.badge-info {
  background: rgba(59, 130, 246, 0.25);
  color: #60a5fa;
  border-color: rgba(96, 165, 250, 0.5);
}

/* Live Dot for Timestamp Card */
.param-live-dot {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #10b981;
  opacity: 0.8;
  transition: all 0.3s ease;
}

.param-live-dot.ping {
  animation: live-dot-ping 1.2s cubic-bezier(0, 0, 0.2, 1);
}

@keyframes live-dot-ping {
  0% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.9);
    transform: scale(1.4);
  }
  70% {
    box-shadow: 0 0 0 9px rgba(16, 185, 129, 0);
    transform: scale(1);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0);
    transform: scale(1);
  }
}

/* Card Glow Pulses on Value Change */
.param-card.flash-warn {
  animation: pulse-warn-glow 1.1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.param-card.flash-good {
  animation: pulse-good-glow 1.1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.param-card.flash-info {
  animation: pulse-info-glow 1.1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.param-card.flash-neutral {
  animation: pulse-neutral-glow 1.1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* Backward compatibility */
.param-card.flash-up {
  animation: pulse-good-glow 1.1s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.param-card.flash-down {
  animation: pulse-warn-glow 1.1s cubic-bezier(0.2, 0.8, 0.2, 1);
}

@keyframes pulse-warn-glow {
  0% {
    border-color: rgba(245, 158, 11, 0.95);
    box-shadow: 0 0 18px rgba(245, 158, 11, 0.45), inset 0 0 10px rgba(245, 158, 11, 0.22);
    transform: scale(1.02);
  }
  50% {
    border-color: rgba(245, 158, 11, 0.6);
    box-shadow: 0 0 8px rgba(245, 158, 11, 0.25), inset 0 0 4px rgba(245, 158, 11, 0.12);
  }
  100% {
    border-color: inherit;
    box-shadow: none;
    transform: scale(1);
  }
}

@keyframes pulse-good-glow {
  0% {
    border-color: rgba(16, 185, 129, 0.95);
    box-shadow: 0 0 18px rgba(16, 185, 129, 0.45), inset 0 0 10px rgba(16, 185, 129, 0.22);
    transform: scale(1.02);
  }
  50% {
    border-color: rgba(16, 185, 129, 0.6);
    box-shadow: 0 0 8px rgba(16, 185, 129, 0.25), inset 0 0 4px rgba(16, 185, 129, 0.12);
  }
  100% {
    border-color: inherit;
    box-shadow: none;
    transform: scale(1);
  }
}

@keyframes pulse-info-glow {
  0% {
    border-color: rgba(37, 99, 235, 0.9);
    box-shadow: 0 0 16px rgba(37, 99, 235, 0.4), inset 0 0 8px rgba(37, 99, 235, 0.2);
    transform: scale(1.015);
  }
  100% {
    border-color: inherit;
    box-shadow: none;
    transform: scale(1);
  }
}

@keyframes pulse-neutral-glow {
  0% {
    border-color: rgba(59, 130, 246, 0.9);
    box-shadow: 0 0 14px rgba(59, 130, 246, 0.35), inset 0 0 8px rgba(59, 130, 246, 0.15);
  }
  100% {
    border-color: inherit;
    box-shadow: none;
  }
}

/* Numeric Value Pop/Flash Animation */
.param-value {
  display: inline-block;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.param-value.val-changed-warn,
.param-value.val-changed-down {
  animation: val-pop-warn 0.85s cubic-bezier(0.2, 0.9, 0.3, 1.2);
}

.param-value.val-changed-good,
.param-value.val-changed-up {
  animation: val-pop-good 0.85s cubic-bezier(0.2, 0.9, 0.3, 1.2);
}

.param-value.val-changed-info {
  animation: val-pop-info 0.85s cubic-bezier(0.2, 0.9, 0.3, 1.2);
}

@keyframes val-pop-warn {
  0% {
    transform: scale(1);
    color: #f59e0b;
    text-shadow: 0 0 10px rgba(245, 158, 11, 0.6);
  }
  30% {
    transform: scale(1.1);
    color: #d97706;
    text-shadow: 0 0 14px rgba(245, 158, 11, 0.7);
  }
  100% {
    transform: scale(1);
    color: inherit;
    text-shadow: none;
  }
}

@keyframes val-pop-good {
  0% {
    transform: scale(1);
    color: #10b981;
    text-shadow: 0 0 10px rgba(16, 185, 129, 0.6);
  }
  30% {
    transform: scale(1.1);
    color: #059669;
    text-shadow: 0 0 14px rgba(16, 185, 129, 0.7);
  }
  100% {
    transform: scale(1);
    color: inherit;
    text-shadow: none;
  }
}

@keyframes val-pop-info {
  0% {
    transform: scale(1);
    color: #2563eb;
    text-shadow: 0 0 10px rgba(37, 99, 235, 0.6);
  }
  30% {
    transform: scale(1.08);
    color: #1d4ed8;
    text-shadow: 0 0 14px rgba(37, 99, 235, 0.7);
  }
  100% {
    transform: scale(1);
    color: inherit;
    text-shadow: none;
  }
}

[data-theme="dark"] .param-value.val-changed-warn,
[data-theme="dark"] .param-value.val-changed-down {
  color: #fbbf24 !important;
}

[data-theme="dark"] .param-value.val-changed-good,
[data-theme="dark"] .param-value.val-changed-up {
  color: #34d399 !important;
}

[data-theme="dark"] .param-value.val-changed-info {
  color: #60a5fa !important;
}

/* ==========================================================================
   Pro SCADA Chart Controls, KPI Strip, Dataset Toggles & Glass Tooltip
   ========================================================================== */
.chart-header-scada {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 18px;
}

.chart-header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.live-pulse-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(6, 182, 212, 0.12);
  color: #06b6d4;
  border: 1px solid rgba(6, 182, 212, 0.3);
  margin-left: 8px;
}

.live-pulse-badge i {
  font-size: 0.45rem;
  animation: pulse-dot 1.4s infinite ease-in-out;
}

@keyframes pulse-dot {
  0% { transform: scale(0.9); opacity: 0.4; }
  50% { transform: scale(1.3); opacity: 1; text-shadow: 0 0 8px #06b6d4; }
  100% { transform: scale(0.9); opacity: 0.4; }
}

/* Quick Range Pills (1h / 6h / 12h / Hôm nay / Hôm qua / Tháng này) */
.quick-range-group {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(0, 0, 0, 0.04);
  padding: 3px;
  border-radius: 10px;
  border: 1px solid var(--surface-border);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  max-width: 100%;
}

.quick-range-group::-webkit-scrollbar {
  display: none;
}

[data-theme="dark"] .quick-range-group {
  background: rgba(255, 255, 255, 0.04);
}

.btn-quick-range {
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: 7px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
  flex-shrink: 0;
}

.btn-quick-range:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .btn-quick-range:hover {
  background: rgba(255, 255, 255, 0.08);
}

.btn-quick-range.active {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 2px 8px var(--primary-glow);
}

.custom-date-picker-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.custom-date-hidden-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  border: none;
  padding: 0;
  margin: 0;
  z-index: 2;
}

/* Sub-toolbar: Dataset toggles & action buttons */
.chart-sub-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 4px;
  border-top: 1px dashed var(--surface-border);
}

.dataset-toggles-strip {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  max-width: 100%;
}

.dataset-toggles-strip::-webkit-scrollbar {
  display: none;
}

.dataset-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 6px;
  padding: 4px 9px;
  cursor: pointer;
  transition: all 0.2s;
  user-select: none;
  flex-shrink: 0;
  white-space: nowrap;
}

.dataset-chip:hover {
  border-color: var(--text-muted);
}

.dataset-chip.active {
  color: var(--text-primary);
  border-color: rgba(59, 130, 246, 0.4);
  background: rgba(59, 130, 246, 0.06);
}

.chip-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  transition: transform 0.2s;
}

.dataset-chip.active .chip-dot {
  transform: scale(1.15);
}

.chip-dot.dot-cyan { background: #06b6d4; box-shadow: 0 0 6px #06b6d4; }
.chip-dot.dot-amber { background: #f59e0b; box-shadow: 0 0 6px #f59e0b; }
.chip-dot.dot-emerald { background: #10b981; box-shadow: 0 0 6px #10b981; }
.chip-dot.dot-red { background: #ef4444; box-shadow: 0 0 6px #ef4444; }

.dataset-chip:not(.active) {
  opacity: 0.45;
  text-decoration: line-through;
}

.chart-action-buttons {
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.chart-action-buttons::-webkit-scrollbar {
  display: none;
}

.btn-action-scada {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  color: var(--text-secondary);
  padding: 5px 10px;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.2s;
  height: 30px;
}

.btn-action-scada:hover {
  color: var(--primary);
  border-color: var(--primary);
  transform: translateY(-1px);
}

.btn-action-scada.btn-icon-only {
  width: 30px;
  padding: 0;
  justify-content: center;
}

/* KPI Summary Strip with Vibrant Cyber Themes */
.chart-kpi-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 12px;
}

@media (max-width: 768px) {
  .chart-kpi-strip {
    grid-template-columns: repeat(2, 1fr);
  }
}

.chart-kpi-item {
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  transition: all 0.22s ease;
  cursor: help;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.chart-kpi-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px -3px rgba(0, 0, 0, 0.15);
}

/* 1. P.Đỉnh (Rose Fire / Amber Red) */
.chart-kpi-item.kpi-pmax {
  background: linear-gradient(135deg, #fff1f2 0%, #ffe4e6 100%);
  border: 1px solid rgba(244, 63, 94, 0.3);
}
[data-theme="dark"] .chart-kpi-item.kpi-pmax {
  background: linear-gradient(135deg, rgba(244, 63, 94, 0.15) 0%, rgba(225, 29, 72, 0.28) 100%);
  border: 1px solid rgba(244, 63, 94, 0.4);
}
.chart-kpi-item.kpi-pmax:hover {
  border-color: rgba(244, 63, 94, 0.7);
  box-shadow: 0 6px 20px -4px rgba(244, 63, 94, 0.35);
}
.chart-kpi-item.kpi-pmax .chart-kpi-label { color: #e11d48; }
[data-theme="dark"] .chart-kpi-item.kpi-pmax .chart-kpi-label { color: #fda4af; }
.chart-kpi-item.kpi-pmax .chart-kpi-val { color: #be123c; }
[data-theme="dark"] .chart-kpi-item.kpi-pmax .chart-kpi-val {
  color: #fb7185;
  text-shadow: 0 0 14px rgba(244, 63, 94, 0.45);
}
.chart-kpi-item.kpi-pmax .kpi-unit { color: #f43f5e; }
.chart-kpi-item.kpi-pmax .chart-kpi-sub { color: #e11d48; opacity: 0.85; }
[data-theme="dark"] .chart-kpi-item.kpi-pmax .chart-kpi-sub { color: #fecdd3; opacity: 0.85; }

/* 2. P.Trung Bình (Cyber Blue) */
.chart-kpi-item.kpi-pavg {
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
  border: 1px solid rgba(37, 99, 235, 0.25);
}
[data-theme="dark"] .chart-kpi-item.kpi-pavg {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.15) 0%, rgba(30, 58, 138, 0.3) 100%);
  border: 1px solid rgba(59, 130, 246, 0.35);
}
.chart-kpi-item.kpi-pavg:hover {
  border-color: rgba(59, 130, 246, 0.7);
  box-shadow: 0 6px 20px -4px rgba(59, 130, 246, 0.35);
}
.chart-kpi-item.kpi-pavg .chart-kpi-label { color: #1d4ed8; }
[data-theme="dark"] .chart-kpi-item.kpi-pavg .chart-kpi-label { color: #93c5fd; }
.chart-kpi-item.kpi-pavg .chart-kpi-val { color: #1e40af; }
[data-theme="dark"] .chart-kpi-item.kpi-pavg .chart-kpi-val {
  color: #60a5fa;
  text-shadow: 0 0 14px rgba(59, 130, 246, 0.4);
}
.chart-kpi-item.kpi-pavg .kpi-unit { color: #2563eb; }
.chart-kpi-item.kpi-pavg .chart-kpi-sub { color: #2563eb; opacity: 0.85; }
[data-theme="dark"] .chart-kpi-item.kpi-pavg .chart-kpi-sub { color: #bfdbfe; opacity: 0.85; }

/* 3. P.Nền (Neon Violet / Purple) */
.chart-kpi-item.kpi-standby {
  background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
  border: 1px solid rgba(139, 92, 246, 0.25);
}
[data-theme="dark"] .chart-kpi-item.kpi-standby {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(91, 33, 182, 0.3) 100%);
  border: 1px solid rgba(139, 92, 246, 0.35);
}
.chart-kpi-item.kpi-standby:hover {
  border-color: rgba(139, 92, 246, 0.7);
  box-shadow: 0 6px 20px -4px rgba(139, 92, 246, 0.35);
}
.chart-kpi-item.kpi-standby .chart-kpi-label { color: #6d28d9; }
[data-theme="dark"] .chart-kpi-item.kpi-standby .chart-kpi-label { color: #c4b5fd; }
.chart-kpi-item.kpi-standby .chart-kpi-val { color: #5b21b6; }
[data-theme="dark"] .chart-kpi-item.kpi-standby .chart-kpi-val {
  color: #c084fc;
  text-shadow: 0 0 14px rgba(139, 92, 246, 0.4);
}
.chart-kpi-item.kpi-standby .kpi-unit { color: #7c3aed; }
.chart-kpi-item.kpi-standby .chart-kpi-sub { color: #6d28d9; opacity: 0.85; }
[data-theme="dark"] .chart-kpi-item.kpi-standby .chart-kpi-sub { color: #ddd6fe; opacity: 0.85; }

/* 4. Năng Lượng (Emerald & Gold) */
.chart-kpi-item.kpi-kwh {
  background: linear-gradient(135deg, #ecfdf5 0%, #fef3c7 100%);
  border: 1px solid rgba(16, 185, 129, 0.3);
}
[data-theme="dark"] .chart-kpi-item.kpi-kwh {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(245, 158, 11, 0.22) 100%);
  border: 1px solid rgba(16, 185, 129, 0.4);
}
.chart-kpi-item.kpi-kwh:hover {
  border-color: rgba(16, 185, 129, 0.7);
  box-shadow: 0 6px 20px -4px rgba(16, 185, 129, 0.35);
}
.chart-kpi-item.kpi-kwh .chart-kpi-label { color: #047857; }
[data-theme="dark"] .chart-kpi-item.kpi-kwh .chart-kpi-label { color: #6ee7b7; }
.chart-kpi-item.kpi-kwh .chart-kpi-val { color: #b45309; }
[data-theme="dark"] .chart-kpi-item.kpi-kwh .chart-kpi-val {
  color: #fbbf24;
  text-shadow: 0 0 14px rgba(245, 158, 11, 0.45);
}
.chart-kpi-item.kpi-kwh .kpi-unit { color: #10b981; }
.chart-kpi-item.kpi-kwh .chart-kpi-sub { color: #047857; opacity: 0.85; }
[data-theme="dark"] .chart-kpi-item.kpi-kwh .chart-kpi-sub { color: #a7f3d0; opacity: 0.85; }

/* Dataset Toggles with Vibrant Cyber Glow */
.dataset-chip[data-target="main"].active {
  border-color: rgba(6, 182, 212, 0.6);
  background: rgba(6, 182, 212, 0.12);
  color: #06b6d4;
  box-shadow: 0 0 10px rgba(6, 182, 212, 0.2);
}
.dataset-chip[data-target="compare"].active {
  border-color: rgba(245, 158, 11, 0.6);
  background: rgba(245, 158, 11, 0.12);
  color: #f59e0b;
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.2);
}
.dataset-chip[data-target="avg"].active {
  border-color: rgba(16, 185, 129, 0.6);
  background: rgba(16, 185, 129, 0.12);
  color: #10b981;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.2);
}
.dataset-chip[data-target="warn"].active {
  border-color: rgba(239, 68, 68, 0.6);
  background: rgba(239, 68, 68, 0.12);
  color: #ef4444;
  box-shadow: 0 0 10px rgba(239, 68, 68, 0.2);
}

.chart-kpi-label {
  font-size: 0.72rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 5px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.chart-kpi-val {
  font-size: 1.3rem;
  font-weight: 800;
  line-height: 1.2;
  margin-top: 2px;
  font-family: 'Outfit', 'Inter', -apple-system, sans-serif;
}

.kpi-unit {
  font-size: 0.8rem;
  font-weight: 600;
  margin-left: 2px;
}

.chart-kpi-sub {
  font-size: 0.68rem;
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Canvas & Glassmorphism Tooltip */
.chart-wrapper-scada {
  position: relative;
  width: 100%;
  height: 350px;
  touch-action: pan-y;
}

.chart-glass-tooltip {
  position: absolute;
  z-index: 60;
  pointer-events: none;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 9px;
  padding: 8px 11px;
  color: #f8fafc;
  font-size: 0.76rem;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(255, 255, 255, 0.08);
  transition: opacity 0.15s ease, transform 0.1s ease;
  min-width: 170px;
  width: max-content;
  max-width: min(290px, 92vw);
  box-sizing: border-box;
}

[data-theme="light"] .chart-glass-tooltip {
  background: rgba(255, 255, 255, 0.96);
  color: #0f172a;
  border-color: rgba(0, 0, 0, 0.12);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05);
}

.tooltip-time-header {
  font-size: 0.72rem;
  font-weight: 700;
  color: #94a3b8;
  margin-bottom: 5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 5px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 3px;
}

[data-theme="light"] .tooltip-time-header {
  color: #64748b;
  border-bottom-color: rgba(0, 0, 0, 0.08);
}

.tooltip-time-text {
  display: flex;
  align-items: center;
  gap: 5px;
}

.tooltip-close-btn {
  font-size: 1.15rem;
  line-height: 0.8;
  cursor: pointer;
  opacity: 0.65;
  padding: 1px 4px;
  border-radius: 4px;
}
.tooltip-close-btn:hover {
  opacity: 1;
  background: rgba(255, 255, 255, 0.1);
}

.tooltip-data-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 3px;
  width: 100%;
}

.tooltip-data-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #cbd5e1;
  font-size: 0.74rem;
  white-space: nowrap;
  flex: 1;
}

[data-theme="light"] .tooltip-data-label {
  color: #334155;
}

.tooltip-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.tooltip-data-value {
  font-weight: 700;
  font-family: monospace;
  font-size: 0.82rem;
  white-space: nowrap;
  margin-left: auto;
  text-align: right;
  flex-shrink: 0;
}

.tooltip-unit {
  font-size: 0.68rem;
  font-weight: normal;
  opacity: 0.85;
}

.tooltip-diff-row {
  margin-top: 5px;
  padding-top: 3px;
  border-top: 1px dashed rgba(255, 255, 255, 0.12);
  font-size: 0.72rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

[data-theme="light"] .tooltip-diff-row {
  border-top-color: rgba(0, 0, 0, 0.1);
}

.tooltip-diff-label {
  color: #94a3b8;
}

.diff-up {
  color: #ef4444;
  font-weight: 700;
}

.diff-down {
  color: #10b981;
  font-weight: 700;
}

.tooltip-tag {
  display: block;
  font-size: 0.66rem;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 4px;
  margin-top: 5px;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tag-standby { background: rgba(100, 116, 139, 0.25); color: #cbd5e1; }
.tag-high { background: rgba(239, 68, 68, 0.25); color: #fca5a5; }
.tag-hvac { background: rgba(2, 132, 199, 0.25); color: #7dd3fc; }
.tag-light { background: rgba(245, 158, 11, 0.25); color: #fde68a; }

[data-theme="light"] .tag-standby { background: rgba(100, 116, 139, 0.12); color: #475569; }
[data-theme="light"] .tag-high { background: rgba(239, 68, 68, 0.12); color: #dc2626; }
[data-theme="light"] .tag-hvac { background: rgba(2, 132, 199, 0.12); color: #0284c7; }
[data-theme="light"] .tag-light { background: rgba(245, 158, 11, 0.12); color: #d97706; }

.text-cyan {
  color: #06b6d4 !important;
}

/* ==========================================================================
   Overview Stats & Estimated Billing Cards (Pro SCADA Theme)
   ========================================================================== */
.overview-billing-section {
  margin-top: 10px;
  margin-bottom: 20px;
}

.stats-heading {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.stats-heading-title {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.evn-vat-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(245, 158, 11, 0.12);
  color: #f59e0b;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.btn-tier-modal-scada {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  color: var(--text-primary);
  padding: 5px 12px;
  border-radius: 9999px;
  font-size: 0.76rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.22s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.btn-tier-modal-scada:hover {
  border-color: rgba(6, 182, 212, 0.5);
  background: rgba(6, 182, 212, 0.08);
  color: #06b6d4;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(6, 182, 212, 0.18);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
}

.stat-card {
  border-radius: var(--radius-md);
  padding: 12px 14px;
  text-align: left;
  transition: all 0.22s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px -4px rgba(0, 0, 0, 0.15);
}

.stat-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
}

.stat-card-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: 5px;
}

.stat-card-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--surface-border);
  color: var(--text-muted);
}

.stat-card-value {
  font-size: 1.45rem;
  font-weight: 800;
  line-height: 1.15;
  white-space: nowrap;
  letter-spacing: -0.01em;
  font-family: 'Outfit', 'Inter', -apple-system, sans-serif;
}

.stat-card-unit {
  font-size: 0.8rem;
  font-weight: 600;
  margin-left: 3px;
}

.stat-card-sub {
  font-size: 0.68rem;
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  opacity: 0.85;
}

/* 1. Thẻ Hôm Nay (Emerald/Cyan) */
.stat-card.stat-today {
  background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
  border: 1px solid rgba(16, 185, 129, 0.28);
}
[data-theme="dark"] .stat-card.stat-today {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.14) 0%, rgba(6, 78, 59, 0.3) 100%);
  border: 1px solid rgba(16, 185, 129, 0.38);
}
.stat-card.stat-today:hover {
  border-color: rgba(16, 185, 129, 0.7);
  box-shadow: 0 6px 20px -4px rgba(16, 185, 129, 0.35);
}
.stat-card.stat-today .stat-card-title { color: #047857; }
[data-theme="dark"] .stat-card.stat-today .stat-card-title { color: #6ee7b7; }
.stat-card.stat-today .stat-card-value { color: #065f46; }
[data-theme="dark"] .stat-card.stat-today .stat-card-value {
  color: #34d399;
  text-shadow: 0 0 14px rgba(16, 185, 129, 0.35);
}
.stat-card.stat-today .stat-card-unit { color: #059669; }
[data-theme="dark"] .stat-card.stat-today .stat-card-unit { color: #6ee7b7; }
.stat-card.stat-today .stat-card-sub { color: #047857; }
[data-theme="dark"] .stat-card.stat-today .stat-card-sub { color: #a7f3d0; }

/* 2. Thẻ Tháng Này (Cyber Sky Blue) */
.stat-card.stat-thismonth {
  background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
  border: 1px solid rgba(37, 99, 235, 0.28);
}
[data-theme="dark"] .stat-card.stat-thismonth {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.14) 0%, rgba(30, 58, 138, 0.3) 100%);
  border: 1px solid rgba(59, 130, 246, 0.38);
}
.stat-card.stat-thismonth:hover {
  border-color: rgba(59, 130, 246, 0.7);
  box-shadow: 0 6px 20px -4px rgba(59, 130, 246, 0.35);
}
.stat-card.stat-thismonth .stat-card-title { color: #1d4ed8; }
[data-theme="dark"] .stat-card.stat-thismonth .stat-card-title { color: #93c5fd; }
.stat-card.stat-thismonth .stat-card-value { color: #1e40af; }
[data-theme="dark"] .stat-card.stat-thismonth .stat-card-value {
  color: #60a5fa;
  text-shadow: 0 0 14px rgba(59, 130, 246, 0.35);
}
.stat-card.stat-thismonth .stat-card-unit { color: #2563eb; }
[data-theme="dark"] .stat-card.stat-thismonth .stat-card-unit { color: #93c5fd; }
.stat-card.stat-thismonth .stat-card-sub { color: #1d4ed8; }
[data-theme="dark"] .stat-card.stat-thismonth .stat-card-sub { color: #bfdbfe; }

/* 3. Thẻ Dự Báo Tháng Này (Neon Violet / Purple) */
.stat-card.stat-forecast-kwh {
  background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
  border: 1px solid rgba(139, 92, 246, 0.28);
}
[data-theme="dark"] .stat-card.stat-forecast-kwh {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.14) 0%, rgba(91, 33, 182, 0.3) 100%);
  border: 1px solid rgba(139, 92, 246, 0.38);
}
.stat-card.stat-forecast-kwh:hover {
  border-color: rgba(139, 92, 246, 0.7);
  box-shadow: 0 6px 20px -4px rgba(139, 92, 246, 0.35);
}
.stat-card.stat-forecast-kwh .stat-card-title { color: #6d28d9; }
[data-theme="dark"] .stat-card.stat-forecast-kwh .stat-card-title { color: #c4b5fd; }
.stat-card.stat-forecast-kwh .stat-card-value { color: #5b21b6; }
[data-theme="dark"] .stat-card.stat-forecast-kwh .stat-card-value {
  color: #c084fc;
  text-shadow: 0 0 14px rgba(139, 92, 246, 0.35);
}
.stat-card.stat-forecast-kwh .stat-card-unit { color: #7c3aed; }
[data-theme="dark"] .stat-card.stat-forecast-kwh .stat-card-unit { color: #c4b5fd; }
.stat-card.stat-forecast-kwh .stat-card-sub { color: #6d28d9; }
[data-theme="dark"] .stat-card.stat-forecast-kwh .stat-card-sub { color: #ddd6fe; }

/* 4. Thẻ Tiền Điện Tháng Này (Gold / Amber) */
.stat-card.stat-cost-now {
  background: linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);
  border: 1px solid rgba(245, 158, 11, 0.3);
}
[data-theme="dark"] .stat-card.stat-cost-now {
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.14) 0%, rgba(180, 83, 9, 0.28) 100%);
  border: 1px solid rgba(245, 158, 11, 0.4);
}
.stat-card.stat-cost-now:hover {
  border-color: rgba(245, 158, 11, 0.75);
  box-shadow: 0 6px 20px -4px rgba(245, 158, 11, 0.35);
}
.stat-card.stat-cost-now .stat-card-title { color: #b45309; }
[data-theme="dark"] .stat-card.stat-cost-now .stat-card-title { color: #fcd34d; }
.stat-card.stat-cost-now .stat-card-value { color: #b45309; }
[data-theme="dark"] .stat-card.stat-cost-now .stat-card-value {
  color: #fbbf24;
  text-shadow: 0 0 14px rgba(245, 158, 11, 0.4);
}
.stat-card.stat-cost-now .stat-card-unit { color: #d97706; }
[data-theme="dark"] .stat-card.stat-cost-now .stat-card-unit { color: #fcd34d; }
.stat-card.stat-cost-now .stat-card-sub { color: #92400e; }
[data-theme="dark"] .stat-card.stat-cost-now .stat-card-sub { color: #fef08a; }

/* 5. Thẻ Dự Kiến Cả Tháng (Hero Cost - Vibrant Amber Flame) */
.stat-card.stat-forecast-cost {
  background: linear-gradient(135deg, #fff7ed 0%, #ffedd5 100%);
  border: 1px solid rgba(234, 88, 12, 0.35);
  box-shadow: 0 4px 16px -2px rgba(234, 88, 12, 0.12);
}
[data-theme="dark"] .stat-card.stat-forecast-cost {
  background: linear-gradient(135deg, rgba(234, 88, 12, 0.16) 0%, rgba(194, 65, 12, 0.32) 100%);
  border: 1px solid rgba(249, 115, 22, 0.45);
  box-shadow: 0 4px 20px -2px rgba(249, 115, 22, 0.2);
}
.stat-card.stat-forecast-cost:hover {
  border-color: rgba(249, 115, 22, 0.8);
  box-shadow: 0 6px 24px -2px rgba(249, 115, 22, 0.4);
}
.stat-card.stat-forecast-cost .stat-card-title { color: #c2410c; }
[data-theme="dark"] .stat-card.stat-forecast-cost .stat-card-title { color: #fdba74; }
.stat-card.stat-forecast-cost .stat-card-value { color: #c2410c; }
[data-theme="dark"] .stat-card.stat-forecast-cost .stat-card-value {
  color: #fb923c;
  text-shadow: 0 0 16px rgba(249, 115, 22, 0.5);
}
.stat-card.stat-forecast-cost .stat-card-unit { color: #ea580c; }
[data-theme="dark"] .stat-card.stat-forecast-cost .stat-card-unit { color: #fdba74; }
.stat-card.stat-forecast-cost .stat-card-sub { color: #9a3412; }
[data-theme="dark"] .stat-card.stat-forecast-cost .stat-card-sub { color: #fed7aa; }
.stat-card-badge.highlight-pill {
  background: rgba(234, 88, 12, 0.15);
  color: #ea580c;
  border-color: rgba(234, 88, 12, 0.35);
}
[data-theme="dark"] .stat-card-badge.highlight-pill {
  background: rgba(249, 115, 22, 0.25);
  color: #fed7aa;
  border-color: rgba(249, 115, 22, 0.5);
}

/* 6. Thẻ Tiền Điện Tháng Trước (Neutral Comparison) */
.stat-card.stat-lastmonth {
  background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
  border: 1px solid rgba(148, 163, 184, 0.3);
}
[data-theme="dark"] .stat-card.stat-lastmonth {
  background: linear-gradient(135deg, rgba(30, 41, 59, 0.35) 0%, rgba(15, 23, 42, 0.45) 100%);
  border: 1px solid rgba(148, 163, 184, 0.25);
}
.stat-card.stat-lastmonth:hover {
  border-color: rgba(148, 163, 184, 0.6);
  box-shadow: 0 6px 18px -4px rgba(0, 0, 0, 0.2);
}
.stat-card.stat-lastmonth .stat-card-title { color: #475569; }
[data-theme="dark"] .stat-card.stat-lastmonth .stat-card-title { color: #94a3b8; }
.stat-card.stat-lastmonth .stat-card-value { color: #334155; }
[data-theme="dark"] .stat-card.stat-lastmonth .stat-card-value {
  color: #e2e8f0;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.15);
}
.stat-card.stat-lastmonth .stat-card-unit { color: #64748b; }
[data-theme="dark"] .stat-card.stat-lastmonth .stat-card-unit { color: #94a3b8; }
.stat-card.stat-lastmonth .stat-card-sub { color: #64748b; }
[data-theme="dark"] .stat-card.stat-lastmonth .stat-card-sub { color: #94a3b8; }

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  width: 100%;
  margin-top: auto;
  padding: 0;
  background: transparent;
}

.footer-container {
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
  padding: 18px 20px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-top: 1px solid var(--surface-border);
  box-sizing: border-box;
}

/* ==========================================================================
   Responsive Breakpoints & Media Queries
   ========================================================================== */

/* 1. Large Laptops / Desktops (992px to 1199px) */
@media (max-width: 1199px) {
  .grid-main {
    grid-template-columns: 360px 1fr;
    gap: 16px;
  }

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

/* 2. Tablets (768px to 991px) */
@media (max-width: 991px) {
  .grid-main {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  /* Rearrange params into 3 columns on tablet for compact vertical space */
  .params-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
  }

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

  .chart-wrapper {
    height: 310px;
  }
}

/* 3. Phablets & Mobile Landscape (576px to 767px) */
@media (max-width: 767px) {
  .header-bar {
    padding: 0;
    height: 48px;
    min-height: 48px;
  }

  .header-container {
    padding: 0 14px;
  }

  .footer-container {
    padding: 14px 12px;
  }

  .container {
    padding: 12px 12px 82px 12px !important;
    overflow-x: hidden !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  /* Mobile Tab Navigation Panes */
  .grid-main {
    display: contents !important;
  }

  .mobile-tab-pane {
    display: none !important;
  }

  .mobile-tab-pane.active-pane {
    display: block !important;
    animation: tabFadeIn 0.22s cubic-bezier(0.16, 1, 0.3, 1);
    overflow-x: hidden !important;
    max-width: 100% !important;
    width: 100% !important;
    box-sizing: border-box !important;
  }

  .grid-pro-analytics.mobile-tab-pane.active-pane {
    display: flex !important;
    flex-direction: column !important;
    gap: 12px !important;
    animation: tabFadeIn 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .brand-subtitle {
    display: none !important;
  }

  .logout-text {
    display: none !important;
  }

  .btn-logout {
    width: 30px;
    height: 30px;
    padding: 0;
    justify-content: center;
  }

  .params-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .card-header {
    flex-wrap: wrap;
    gap: 10px;
    padding: 12px 16px;
  }

  .chart-controls {
    width: 100%;
    justify-content: space-between;
  }

  .controls-inputs {
    flex: 1;
    min-width: 0;
  }

  .control-input {
    flex: 1;
    min-width: 0;
  }

  .chart-wrapper {
    height: 280px;
  }

  /* ==========================================================================
     Mobile Bottom Sheet Modals (< 768px)
     ========================================================================== */
  .modal-backdrop {
    align-items: flex-end !important;
    padding: 0 !important;
    backdrop-filter: blur(8px) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    background: rgba(0, 0, 0, 0.65) !important;
  }

  .modal-backdrop.open .modal-box {
    animation: sheetSlideUp 0.28s cubic-bezier(0.16, 1, 0.3, 1) !important;
  }

  .modal-box {
    width: 100% !important;
    max-width: 100% !important;
    max-height: 90vh !important;
    border-radius: 20px 20px 0 0 !important;
    border-bottom: none !important;
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.5) !important;
    position: relative;
  }

  .modal-box::before {
    content: "";
    display: block;
    width: 42px;
    height: 4px;
    border-radius: 99px;
    background: rgba(148, 163, 184, 0.4);
    margin: 8px auto 2px auto;
  }

  .modal-header {
    padding: 10px 16px 12px 16px !important;
    position: sticky;
    top: 0;
    background: var(--surface);
    z-index: 10;
    border-bottom: 1px solid var(--surface-border);
  }

  .modal-title {
    font-size: 0.95rem !important;
    gap: 6px;
  }

  .modal-close-btn {
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    border-radius: 8px;
    color: var(--text-muted);
  }

  .modal-body {
    padding: 14px 14px 20px 14px !important;
    -webkit-overflow-scrolling: touch;
  }

  .modal-footer {
    padding: 10px 16px !important;
    position: sticky;
    bottom: 0;
    background: var(--surface);
    z-index: 10;
    border-top: 1px solid var(--surface-border);
    padding-bottom: max(10px, env(safe-area-inset-bottom, 10px)) !important;
    gap: 8px;
  }

  .modal-footer .btn,
  .modal-footer .btn-sm {
    flex: 1;
    min-width: 0;
    min-height: 38px;
    padding: 8px 12px;
    font-size: 0.84rem;
    justify-content: center;
  }

  /* Schedule Modal Enhancements on Mobile */
  .modal-header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .master-schedule-toggle {
    padding: 3px 8px;
    gap: 5px;
    border-radius: 999px;
  }

  .toggle-label {
    font-size: 0.72rem;
  }

  .presets-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 8px !important;
  }

  .preset-card {
    padding: 10px !important;
    gap: 6px !important;
  }

  .preset-desc {
    display: none;
  }

  .preset-title {
    font-size: 0.82rem !important;
  }

  .weekday-selector {
    display: flex;
    justify-content: space-between;
    gap: 4px;
    width: 100%;
  }

  .btn-day {
    flex: 1;
    width: auto !important;
    height: 34px !important;
    border-radius: 8px !important;
    font-size: 0.75rem !important;
  }

  .day-quick-pills {
    width: 100%;
    justify-content: center;
    margin-left: 0 !important;
    margin-top: 8px;
    gap: 6px;
  }

  .pill-shortcut {
    flex: 1;
    text-align: center;
    padding: 5px 6px;
    font-size: 0.72rem;
  }

  .form-row-2 {
    grid-template-columns: 1fr !important;
    gap: 8px !important;
  }

  /* Responsive Tables to Mobile Cards */
  .schedule-modal .data-table thead,
  #alertsTableWrapper .data-table thead {
    display: none;
  }

  .schedule-modal .data-table,
  .schedule-modal .data-table tbody,
  .schedule-modal .data-table tr,
  .schedule-modal .data-table td,
  #alertsTableWrapper .data-table,
  #alertsTableWrapper .data-table tbody,
  #alertsTableWrapper .data-table tr,
  #alertsTableWrapper .data-table td {
    display: block;
    width: 100%;
  }

  .schedule-modal .data-table tr,
  #alertsTableWrapper .data-table tr {
    background: var(--surface-card);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-md);
    padding: 12px;
    margin-bottom: 10px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
  }

  .schedule-modal .data-table td,
  #alertsTableWrapper .data-table td {
    padding: 4px 0 !important;
    border: none !important;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.82rem;
  }

  .schedule-modal .data-table td[data-label]::before,
  #alertsTableWrapper .data-table td[data-label]::before {
    content: attr(data-label);
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.74rem;
  }

  .schedule-modal .data-table td:first-child,
  #alertsTableWrapper .data-table td:first-child {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-primary);
    border-bottom: 1px dashed var(--surface-border) !important;
    padding-bottom: 6px !important;
    margin-bottom: 6px;
  }

  .schedule-modal .data-table td:last-child {
    margin-top: 8px;
    padding-top: 8px !important;
    border-top: 1px dashed var(--surface-border) !important;
    justify-content: flex-end;
    gap: 8px;
  }
}

/* 4. Mobile Portrait (< 576px) */
@media (max-width: 575px) {
  body {
    padding-top: 42px !important;
  }

  body.login-body {
    padding-top: 0 !important;
  }

  .header-bar {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    z-index: 1000 !important;
    padding: 0 !important;
    height: 42px !important;
    min-height: 42px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    overflow-x: auto !important;
    scrollbar-width: none !important;
    -webkit-overflow-scrolling: touch !important;
  }

  .header-bar::-webkit-scrollbar {
    display: none !important;
  }

  .header-container {
    padding: 0 8px !important;
    min-width: max-content !important;
    width: 100% !important;
    height: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
  }

  .brand-section {
    display: flex !important;
    align-items: center !important;
    gap: 4px !important;
    flex-shrink: 0 !important;
  }

  .brand-logo {
    width: 28px !important;
    height: 28px !important;
    min-width: 28px !important;
    font-size: 0.85rem !important;
    border-radius: 6px !important;
  }

  /* Ẩn text logo & slogan trên mobile - chỉ hiển thị icon logo */
  .brand-text,
  .brand-title,
  .brand-subtitle {
    display: none !important;
  }

  .header-actions {
    display: flex !important;
    align-items: center !important;
    gap: 3px !important;
    flex-shrink: 0 !important;
  }

  .badge-text {
    display: none !important;
  }

  .status-badge {
    padding: 0 !important;
    width: 26px !important;
    height: 26px !important;
    min-width: 26px !important;
    justify-content: center !important;
    border-radius: 6px !important;
  }

  .btn-away {
    height: 26px !important;
    padding: 0 5px !important;
    font-size: 0.68rem !important;
    border-radius: 6px !important;
    gap: 3px !important;
    white-space: nowrap !important;
  }

  .btn-icon {
    width: 26px !important;
    height: 26px !important;
    min-width: 26px !important;
    border-radius: 6px !important;
    font-size: 0.74rem !important;
    padding: 0 !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
  }

  .btn-logout {
    width: 26px !important;
    height: 26px !important;
    min-width: 26px !important;
    padding: 0 !important;
    justify-content: center !important;
    border-radius: 6px !important;
    font-size: 0.74rem !important;
  }

  .logout-text {
    display: none !important;
  }

  .container {
    padding: 10px 10px 82px 10px !important;
  }

  .grid-main {
    gap: 12px;
    margin-bottom: 16px;
  }

  .card {
    border-radius: var(--radius-md);
  }

  .card-header {
    padding: 12px 14px;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

  .card-title {
    font-size: 0.95rem;
  }

  .card-body {
    padding: 12px;
  }

  .params-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .param-card {
    padding: 10px 8px;
    border-radius: var(--radius-sm);
  }

  .param-label {
    font-size: 0.72rem;
    margin-bottom: 2px;
  }

  .param-value {
    font-size: 1.25rem;
  }

  .param-unit {
    font-size: 0.75rem;
  }

  .param-card.time .param-value {
    font-size: 0.88rem;
  }

  /* Compact Pro SCADA chart controls on mobile (< 576px) */
  .chart-header-scada {
    padding: 8px 10px 6px 10px !important;
    gap: 6px !important;
  }

  .chart-header-top {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 5px !important;
  }

  .chart-header-top .card-title {
    font-size: 0.88rem !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    width: 100% !important;
  }

  .live-pulse-badge {
    font-size: 0.65rem !important;
    padding: 2px 6px !important;
    margin-left: auto !important;
  }

  /* Compact horizontal scrollable range group (NOT stretched buttons) */
  .quick-range-group {
    display: flex !important;
    width: 100% !important;
    padding: 2px !important;
    gap: 2px !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: none !important;
    touch-action: pan-x !important;
    background: rgba(0, 0, 0, 0.04) !important;
    border-radius: 6px !important;
  }

  .quick-range-group::-webkit-scrollbar {
    display: none !important;
  }

  [data-theme="dark"] .quick-range-group {
    background: rgba(255, 255, 255, 0.04) !important;
  }

  .btn-quick-range {
    flex: 0 0 auto !important;
    width: auto !important;
    padding: 4px 7px !important;
    font-size: 0.68rem !important;
    font-weight: 600 !important;
    border-radius: 5px !important;
    white-space: nowrap !important;
  }

  .chart-sub-toolbar {
    flex-direction: column !important;
    align-items: stretch !important;
    gap: 5px !important;
    padding-top: 4px !important;
  }

  /* Compact horizontal dataset chips strip (NOT full width) */
  .dataset-toggles-strip {
    display: flex !important;
    width: 100% !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: none !important;
    flex-wrap: nowrap !important;
    gap: 4px !important;
    padding-bottom: 1px !important;
    touch-action: pan-x !important;
  }

  .dataset-toggles-strip::-webkit-scrollbar {
    display: none !important;
  }

  .dataset-chip {
    flex: 0 0 auto !important;
    width: auto !important;
    padding: 2px 6px !important;
    font-size: 0.68rem !important;
    border-radius: 5px !important;
    gap: 4px !important;
    white-space: nowrap !important;
  }

  .chip-dot {
    width: 5px !important;
    height: 5px !important;
  }

  /* Compact horizontal action buttons strip (NOT flex: 1) */
  .chart-action-buttons {
    display: flex !important;
    width: 100% !important;
    align-items: center !important;
    gap: 4px !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: none !important;
  }

  .chart-action-buttons::-webkit-scrollbar {
    display: none !important;
  }

  .chart-action-buttons .btn-action-scada {
    flex: 0 0 auto !important;
    width: auto !important;
    min-width: 0 !important;
    padding: 3px 6px !important;
    font-size: 0.68rem !important;
    justify-content: center !important;
    height: 26px !important;
    border-radius: 5px !important;
    white-space: nowrap !important;
    gap: 3px !important;
  }

  .chart-action-buttons .btn-action-scada.btn-icon-only {
    flex: 0 0 26px !important;
    width: 26px !important;
    min-width: 26px !important;
    padding: 0 !important;
  }

  .chart-wrapper {
    height: 230px;
  }

  .stats-heading {
    font-size: 0.95rem;
    margin-bottom: 10px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .stat-card {
    padding: 12px 10px;
    border-radius: var(--radius-sm);
  }

  .stat-card-title {
    font-size: 0.72rem;
    margin-bottom: 4px;
  }

  .stat-card-value {
    font-size: 1.15rem;
  }

  .stat-card-unit {
    font-size: 0.78rem;
  }

  .footer-container {
    padding: 14px 10px;
    font-size: 0.75rem;
  }
}

/* 5. Small Mobile Screens (< 420px) */
@media (max-width: 420px) {
  .header-bar {
    padding: 0 !important;
  }

  .header-container {
    padding: 0 6px !important;
  }

  #awayText {
    display: none !important;
  }

  .btn-away {
    width: 30px;
    height: 30px;
    min-width: 30px;
    padding: 0;
    justify-content: center;
    border-radius: 8px;
  }
}

/* 5. Extra Small Mobile (< 360px) */
@media (max-width: 359px) {
  .param-value {
    font-size: 1.1rem;
  }

  .stat-card-value {
    font-size: 1.05rem;
  }

  .btn-text {
    display: none;
  }
}

/* ==========================================================================
   Login Page Specific Styles & Responsiveness
   ========================================================================== */
.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 16px;
}

.login-card {
  background: var(--surface-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--surface-border);
  border-radius: 24px;
  padding: 40px 32px;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--card-shadow), var(--glass-shadow);
  text-align: center;
  animation: popIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes popIn {
  0% { opacity: 0; transform: scale(0.95) translateY(10px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}

.login-logo {
  width: 64px;
  height: 64px;
  margin: 0 auto 16px auto;
  border-radius: 18px;
  background: linear-gradient(135deg, #f59e0b 0%, #ef4444 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 2rem;
  box-shadow: 0 10px 20px rgba(245, 158, 11, 0.35);
}

.form-group {
  margin-bottom: 20px;
  text-align: left;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.input-group {
  display: flex;
  align-items: center;
  background: var(--surface);
  border: 1.5px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 4px 12px;
  transition: all 0.2s;
}

.input-group:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--primary-glow);
}

.input-group input {
  width: 100%;
  background: transparent;
  border: none;
  padding: 10px 6px;
  font-size: 0.95rem;
  color: var(--text-primary);
  outline: none;
}

.input-icon {
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
}

.btn-primary-block {
  width: 100%;
  background: linear-gradient(135deg, var(--primary) 0%, #1d4ed8 100%);
  color: #fff;
  border: none;
  padding: 14px;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 6px 15px var(--primary-glow);
  transition: all 0.2s;
}

.btn-primary-block:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px var(--primary-glow);
}

.alert-box {
  padding: 12px;
  border-radius: var(--radius-sm);
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.2);
  margin-bottom: 20px;
  font-size: 0.88rem;
  font-weight: 600;
  display: none;
}

@media (max-width: 480px) {
  .login-card {
    padding: 28px 20px;
    border-radius: 20px;
  }

  .login-logo {
    width: 52px;
    height: 52px;
    font-size: 1.6rem;
    border-radius: 14px;
  }
}

/* ==========================================================================
   Analytics Sub-grid (Pmax, Pavg, Pstandby)
   ========================================================================== */
.analytics-divider {
  display: flex;
  align-items: center;
  margin: 16px 0 10px 0;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.analytics-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--surface-border);
  margin-left: 10px;
}

.analytics-subgrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.analytics-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  padding: 10px 8px;
  text-align: center;
  transition: transform 0.2s;
}

.analytics-card:hover {
  transform: translateY(-1px);
}

.analytics-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.analytics-value {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.analytics-meta {
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.analytics-card.pmax {
  border-color: rgba(239, 68, 68, 0.25);
  background: linear-gradient(135deg, var(--surface) 0%, rgba(239, 68, 68, 0.05) 100%);
}
.analytics-card.pmax .analytics-value { color: var(--danger); }

.analytics-card.pavg {
  border-color: rgba(37, 99, 235, 0.25);
  background: linear-gradient(135deg, var(--surface) 0%, rgba(37, 99, 235, 0.05) 100%);
}
.analytics-card.pavg .analytics-value { color: var(--primary); }

.analytics-card.pstandby {
  border-color: rgba(139, 92, 246, 0.25);
  background: linear-gradient(135deg, var(--surface) 0%, rgba(139, 92, 246, 0.05) 100%);
}
.analytics-card.pstandby .analytics-value { color: #8b5cf6; }

/* Notification Count Badge */
.btn-icon {
  position: relative;
}

.badge-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--danger);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 2px 5px;
  border-radius: 9999px;
  line-height: 1;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
  font-weight: 600;
}

.btn-outline:hover {
  background: var(--primary);
  color: #fff;
}

.stat-card.highlight-cyan {
  border-color: rgba(2, 132, 199, 0.35);
  background: linear-gradient(135deg, var(--surface) 0%, rgba(2, 132, 199, 0.05) 100%);
}

/* ==========================================================================
   Modals (Glassmorphism & Clean Forms)
   ========================================================================== */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-backdrop.open {
  display: flex;
  animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-box {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 540px;
  max-height: 88vh;
  box-shadow: var(--card-shadow), var(--glass-shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: scaleUp 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-box.modal-lg {
  max-width: 820px;
}

@keyframes scaleUp {
  from { transform: scale(0.96) translateY(8px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}

@keyframes sheetSlideUp {
  from { transform: translateY(100%); opacity: 0.5; }
  to { transform: translateY(0); opacity: 1; }
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-title {
  font-size: 1.05rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-close-btn {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  font-size: 1.35rem;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  flex-shrink: 0;
}

.modal-close-btn:hover {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.25);
  color: var(--danger);
  transform: rotate(90deg);
}

[data-theme="dark"] .modal-close-btn:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.4);
  color: #f87171;
}

.modal-body {
  padding: 20px;
  flex: 1;
  overflow-y: auto;
}

.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  background: var(--surface-card);
  border-bottom-left-radius: var(--radius-lg);
  border-bottom-right-radius: var(--radius-lg);
}

.modal-footer .btn,
.modal-footer .btn-sm {
  min-width: 90px;
  min-height: 36px;
  padding: 8px 18px;
  font-size: 0.835rem;
  font-weight: 600;
}

.form-group-modal {
  margin-bottom: 16px;
}

.form-group-modal.checkbox-group {
  margin-top: 18px;
}

.form-hint {
  display: block;
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.alert-box-modal {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  margin-top: 14px;
}

.alert-box-modal.success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.alert-box-modal.danger {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* ==========================================================================
   EVN Tier Breakdown Styles
   ========================================================================== */
.tier-summary-box {
  background: linear-gradient(135deg, var(--surface) 0%, rgba(37, 99, 235, 0.08) 100%);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 20px;
  text-align: center;
}

.tiers-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tier-item {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
}

.tier-item.active {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-glow);
}

.tier-item-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.tier-bar-bg {
  width: 100%;
  height: 8px;
  background: var(--surface-border);
  border-radius: 9999px;
  overflow: hidden;
  margin-bottom: 6px;
}

.tier-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #3b82f6 0%, #10b981 100%);
  border-radius: 9999px;
  transition: width 0.4s ease;
}

.tier-item-footer {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Data Table (Alert Logs)
   ========================================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  text-align: left;
}

.data-table th {
  padding: 10px 12px;
  border-bottom: 2px solid var(--surface-border);
  font-weight: 700;
  color: var(--text-secondary);
}

.data-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--surface-border);
}

.data-table tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

/* ==========================================================================
   Toast Notifications
   ========================================================================== */
.toast-container {
  position: fixed;
  top: 24px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 380px;
  width: 100%;
  pointer-events: none;
}

.toast-item {
  pointer-events: auto;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 14px 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: flex-start;
  gap: 12px;
  animation: slideInRight 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  transition: opacity 0.3s, transform 0.3s;
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

.toast-item.toast-danger {
  border-left: 4px solid var(--danger);
}

.toast-item.toast-warning {
  border-left: 4px solid var(--warning);
}

.toast-item.toast-success {
  border-left: 4px solid var(--success);
}

.toast-item.toast-info {
  border-left: 4px solid var(--primary);
}

.toast-icon {
  font-size: 1.25rem;
}

.toast-danger .toast-icon { color: var(--danger); }
.toast-warning .toast-icon { color: var(--warning); }
.toast-success .toast-icon { color: var(--success); }
.toast-info .toast-icon { color: var(--primary); }

.toast-content {
  flex: 1;
}

.toast-title {
  font-size: 0.88rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.toast-msg {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.toast-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1rem;
}

/* ==========================================================================
   SmartHome Pro: Away Mode Button, Budget, Appliances Donut & Power Quality
   ========================================================================== */
.btn-away {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  color: var(--text-secondary);
  padding: 4px 10px;
  height: 30px;
  border-radius: 9999px;
  font-size: 0.76rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-away:hover {
  background: var(--surface-border);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.btn-away.active {
  background: linear-gradient(135deg, #ef4444 0%, #b91c1c 100%);
  color: #ffffff;
  border-color: #ef4444;
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.4);
  animation: pulse-away 2.2s infinite;
}

@keyframes pulse-away {
  0% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.6); }
  70% { box-shadow: 0 0 0 8px rgba(239, 68, 68, 0); }
  100% { box-shadow: 0 0 0 0 rgba(239, 68, 68, 0); }
}

.chk-compare-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  margin-left: 6px;
  user-select: none;
}

.chk-compare-label input[type="checkbox"] {
  accent-color: var(--primary);
  width: 15px;
  height: 15px;
  cursor: pointer;
}

/* 3-Column Pro Analytics Grid */
.grid-pro-analytics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

@media (max-width: 1080px) {
  .grid-pro-analytics {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  }
}

/* Badge Pills */
.badge-pill {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 9999px;
  display: inline-block;
  background: rgba(16, 185, 129, 0.12);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.25);
}

.badge-pill.status-safe {
  background: rgba(16, 185, 129, 0.12);
  color: var(--success);
  border-color: rgba(16, 185, 129, 0.25);
}

.badge-pill.status-warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
  border-color: rgba(245, 158, 11, 0.3);
}

.badge-pill.status-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
  border-color: rgba(239, 68, 68, 0.3);
}

.badge-pill.score-excellent {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
  border-color: rgba(16, 185, 129, 0.3);
}

/* Budget Card Styles */
.budget-info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.budget-stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 600;
}

.budget-stat-val {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 2px;
}

.budget-stat-val.text-gold {
  color: #b45309;
}

[data-theme="dark"] .budget-stat-val.text-gold {
  color: #fcd34d;
}

.budget-bar-wrapper {
  width: 100%;
  height: 12px;
  background: rgba(0, 0, 0, 0.06);
  border-radius: 9999px;
  overflow: hidden;
  margin-bottom: 10px;
}

[data-theme="dark"] .budget-bar-wrapper {
  background: rgba(255, 255, 255, 0.08);
}

.budget-bar-fill {
  height: 100%;
  border-radius: 9999px;
  background: linear-gradient(90deg, #10b981, #059669);
  transition: width 0.7s cubic-bezier(0.4, 0, 0.2, 1), background 0.3s;
}

.budget-bar-fill.bar-warning {
  background: linear-gradient(90deg, #f59e0b, #d97706);
}

.budget-bar-fill.bar-danger {
  background: linear-gradient(90deg, #ef4444, #dc2626);
}

.budget-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.budget-warning-alert {
  margin-top: 12px;
  padding: 8px 12px;
  border-radius: 8px;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: var(--danger);
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Budget Stats Grid & Advice */
.budget-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin: 10px 0 8px 0;
}

.budget-stat-box {
  background: rgba(0, 0, 0, 0.02);
  border: 1px solid var(--surface-border);
  border-radius: 8px;
  padding: 6px 4px;
  text-align: center;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
  cursor: help;
}

.budget-stat-box:hover {
  border-color: var(--primary, #3b82f6);
  background: rgba(59, 130, 246, 0.05);
}

[data-theme="dark"] .budget-stat-box {
  background: rgba(255, 255, 255, 0.03);
}

[data-theme="dark"] .budget-stat-box:hover {
  background: rgba(59, 130, 246, 0.12);
  border-color: #60a5fa;
}

.budget-mini-sub {
  font-size: 0.68rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.budget-mini-num {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 2px;
}

.budget-advice,
.appliance-advice {
  font-size: 0.78rem;
  color: var(--text-secondary);
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  padding: 6px 10px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Appliance Insights Grid */
.appliance-insights-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
  margin: 10px 0 8px 0;
}

.appliance-insight-box {
  background: rgba(0, 0, 0, 0.02);
  border: 1px solid var(--surface-border);
  border-radius: 8px;
  padding: 5px 8px;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: border-color 0.15s ease, background 0.15s ease;
  cursor: help;
}

.appliance-insight-box:hover {
  border-color: var(--primary, #3b82f6);
  background: rgba(59, 130, 246, 0.05);
}

[data-theme="dark"] .appliance-insight-box {
  background: rgba(255, 255, 255, 0.03);
}

[data-theme="dark"] .appliance-insight-box:hover {
  background: rgba(59, 130, 246, 0.12);
  border-color: #60a5fa;
}

.appliance-insight-icon {
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
}

.appliance-insight-content {
  min-width: 0;
  flex: 1;
}

.appliance-insight-sub {
  font-size: 0.65rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.appliance-insight-val {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Appliance Card & Donut Layout */
.appliance-layout {
  display: flex;
  align-items: center;
  gap: 16px;
}

@media (max-width: 480px) {
  .appliance-layout {
    flex-direction: column;
  }
}

.appliance-donut-wrapper {
  width: 130px;
  height: 130px;
  min-width: 130px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.appliance-legend-list {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.appliance-legend-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-primary);
  gap: 8px;
  cursor: help;
  padding: 4px 6px;
  border-radius: 6px;
  transition: background-color 0.2s;
}

.appliance-legend-item:hover {
  background: rgba(0, 0, 0, 0.04);
}

[data-theme="dark"] .appliance-legend-item:hover {
  background: rgba(255, 255, 255, 0.05);
}

.legend-color-dot {
  width: 8px;
  height: 8px;
  min-width: 8px;
  border-radius: 50%;
}

.legend-name {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 4px;
}

.hint-icon {
  font-size: 0.65rem;
  color: var(--text-muted);
  opacity: 0.6;
  transition: opacity 0.2s, color 0.2s;
}

.appliance-legend-item:hover .hint-icon {
  opacity: 1;
  color: var(--primary);
}

.legend-val {
  font-weight: 600;
  white-space: nowrap;
}

/* Tooltip Badge for Header */
.info-tooltip-badge {
  font-size: 0.8rem;
  color: var(--text-muted);
  cursor: help;
  margin-left: 6px;
  transition: color 0.2s;
  display: inline-flex;
  align-items: center;
}

.info-tooltip-badge:hover {
  color: var(--primary);
}

/* Power Quality Card */
.quality-score-hero {
  text-align: center;
  padding: 4px 0 10px 0;
}

.quality-score-number {
  font-size: 2.8rem;
  font-weight: 800;
  line-height: 1;
  color: var(--success);
  letter-spacing: -0.02em;
}

.quality-score-number.score-warning {
  color: var(--warning);
}

.quality-score-number.score-danger {
  color: var(--danger);
}

.quality-score-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-top: 4px;
  font-weight: 600;
}

.quality-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin: 10px 0;
}

.quality-stat-box {
  background: rgba(0, 0, 0, 0.02);
  border: 1px solid var(--surface-border);
  border-radius: 8px;
  padding: 6px 4px;
  text-align: center;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.quality-stat-box:hover {
  border-color: var(--primary, #3b82f6);
  background: rgba(59, 130, 246, 0.05);
}

[data-theme="dark"] .quality-stat-box {
  background: rgba(255, 255, 255, 0.03);
}

[data-theme="dark"] .quality-stat-box:hover {
  background: rgba(59, 130, 246, 0.12);
  border-color: #60a5fa;
}

.quality-stat-sub {
  font-size: 0.68rem;
  color: var(--text-muted);
  white-space: nowrap;
}

.quality-stat-num {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 2px;
}

.quality-advice {
  font-size: 0.78rem;
  color: var(--text-secondary);
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  padding: 6px 10px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================================================
   Smart Schedule & Presets Suite Styles
   ========================================================================== */
.btn-schedule-nav {
  position: relative;
}

.beacon-mini {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 8px;
  height: 8px;
  background-color: var(--success);
  border-radius: 50%;
  box-shadow: 0 0 0 2px var(--surface), 0 0 8px var(--success);
  animation: pulse-beacon-mini 2s infinite;
}

@keyframes pulse-beacon-mini {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.4); }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.modal-header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.master-schedule-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  background: rgba(0, 0, 0, 0.04);
  padding: 4px 10px;
  border-radius: 20px;
  border: 1px solid var(--surface-border);
  transition: all 0.2s;
  user-select: none;
}

[data-theme="dark"] .master-schedule-toggle {
  background: rgba(255, 255, 255, 0.05);
}

.master-schedule-toggle input {
  display: none;
}

.toggle-slider {
  width: 32px;
  height: 18px;
  background-color: var(--text-muted);
  border-radius: 18px;
  position: relative;
  transition: background-color 0.25s;
}

.toggle-slider::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  background: #ffffff;
  border-radius: 50%;
  transition: transform 0.25s;
}

.master-schedule-toggle input:checked + .toggle-slider {
  background-color: var(--success);
}

.master-schedule-toggle input:checked + .toggle-slider::after {
  transform: translateX(14px);
}

.toggle-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-primary);
}

.schedule-section {
  margin-bottom: 22px;
}

.section-headline {
  font-size: 0.95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.section-headline-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

/* Presets Grid */
.presets-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.preset-card {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 8px;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
  position: relative;
  overflow: hidden;
}

.preset-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.06);
  border-color: var(--primary);
}

.preset-icon {
  font-size: 1.25rem;
  color: var(--primary);
  margin-bottom: 4px;
}

.preset-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-primary);
}

.preset-desc {
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.35;
  flex: 1;
}

.preset-meta {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--warning);
  display: flex;
  align-items: center;
  gap: 4px;
}

.btn-apply-preset {
  background: var(--primary-glow);
  color: var(--primary);
  border: 1px solid rgba(37, 99, 235, 0.3);
  border-radius: 6px;
  padding: 5px 8px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: all 0.2s;
}

.btn-apply-preset:hover {
  background: var(--primary);
  color: #ffffff;
}

/* Preset Card Action Buttons */
.preset-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 6px;
}

.preset-card-actions {
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.preset-card:hover .preset-card-actions {
  opacity: 1;
}

.btn-preset-action {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  border: 1px solid var(--surface-border);
  background: var(--surface);
  color: var(--text-secondary);
  font-size: 0.72rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-preset-action:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--surface-card);
  transform: translateY(-1px);
}

.btn-preset-action.delete:hover {
  border-color: var(--danger);
  color: var(--danger);
  background: rgba(239, 68, 68, 0.1);
}

/* Preset Form Card */
.preset-form-card {
  background: var(--surface-card);
  border: 1.5px solid var(--warning);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.1);
}

.preset-form-card h4 {
  margin: 0 0 12px 0;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--warning);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Icon Picker Chips */
.icon-picker-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.btn-icon-chip {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1.5px solid var(--surface-border);
  background: var(--surface);
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-icon-chip:hover {
  border-color: var(--warning);
  color: var(--warning);
  transform: scale(1.08);
}

.btn-icon-chip.active {
  background: rgba(245, 158, 11, 0.15);
  border-color: var(--warning);
  color: var(--warning);
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.2);
}

/* Schedule Form Card */
.schedule-form-wrapper {
  margin-bottom: 16px;
}

.schedule-form-card {
  background: var(--surface-card);
  border: 1px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.08);
}

.schedule-form-card h4 {
  margin: 0 0 12px 0;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 10px;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
  margin-bottom: 10px;
}

.form-field label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-input {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  color: var(--text-primary);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 0.85rem;
  outline: none;
  transition: border-color 0.2s;
}

.form-input:focus {
  border-color: var(--primary);
}

.weekday-selector {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.btn-day {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--surface-border);
  background: var(--surface);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.btn-day:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.btn-day.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
  box-shadow: 0 2px 8px var(--primary-glow);
}

.day-quick-pills {
  display: flex;
  gap: 6px;
  margin-left: 8px;
}

.pill-shortcut {
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.05);
  border: 1px solid var(--surface-border);
  cursor: pointer;
  color: var(--text-secondary);
  font-weight: 600;
  transition: all 0.2s;
}

[data-theme="dark"] .pill-shortcut {
  background: rgba(255, 255, 255, 0.06);
}

.pill-shortcut:hover {
  background: var(--primary-glow);
  color: var(--primary);
  border-color: var(--primary);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 14px;
}

.rule-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 12px;
}

.rule-status-badge.active {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
}

.rule-status-badge.paused {
  background: rgba(148, 163, 184, 0.15);
  color: var(--text-muted);
}

.btn-icon-xs {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  border: 1px solid var(--surface-border);
  background: var(--surface);
  color: var(--text-secondary);
  height: 28px;
  line-height: 1;
}

.btn-icon-xs:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

[data-theme="dark"] .btn-icon-xs {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.12);
  color: #cbd5e1;
}

[data-theme="dark"] .btn-icon-xs:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--primary);
  color: #ffffff;
}

.btn-icon-xs.text-danger:hover {
  border-color: var(--danger);
  background: rgba(239, 68, 68, 0.12);
  color: var(--danger);
}

/* Schedule Mode (Away vs Home Exception) Segmented Toggle */
.schedule-type-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 4px;
}

.btn-sched-type {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 9px 12px;
  border-radius: 8px;
  border: 1.5px solid var(--surface-border);
  background: var(--surface);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-sched-type:hover {
  border-color: var(--primary);
  color: var(--text-primary);
  background: var(--surface-card);
}

.btn-sched-type.active[data-type="away"] {
  border-color: #f97316;
  background: rgba(249, 115, 22, 0.12);
  color: #ea580c;
  box-shadow: 0 2px 10px rgba(249, 115, 22, 0.15);
}

[data-theme="dark"] .btn-sched-type.active[data-type="away"] {
  color: #fb923c;
  background: rgba(249, 115, 22, 0.2);
}

.btn-sched-type.active[data-type="home"] {
  border-color: #10b981;
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
  box-shadow: 0 2px 10px rgba(16, 185, 129, 0.15);
}

[data-theme="dark"] .btn-sched-type.active[data-type="home"] {
  color: #34d399;
  background: rgba(16, 185, 129, 0.2);
}

.schedule-home-notice {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 8px;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: var(--text-primary);
  font-size: 0.78rem;
  line-height: 1.45;
}

/* Schedule Table Mode Badges */
.badge-sched-type {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.73rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 6px;
  white-space: nowrap;
}

.badge-sched-type.away {
  background: rgba(249, 115, 22, 0.12);
  color: #ea580c;
  border: 1px solid rgba(249, 115, 22, 0.25);
}

[data-theme="dark"] .badge-sched-type.away {
  color: #fb923c;
  background: rgba(249, 115, 22, 0.2);
}

.badge-sched-type.home {
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.25);
}

[data-theme="dark"] .badge-sched-type.home {
  color: #34d399;
  background: rgba(16, 185, 129, 0.2);
}

/* ==========================================================================
   Mobile Bottom Navigation & Tab Panes (App-like Mobile UX)
   ========================================================================== */

/* Keyframe for smooth tab transition */
@keyframes tabFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mobile-bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 56px;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--surface-border);
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 0 4px;
  padding-bottom: max(4px, env(safe-area-inset-bottom, 0px));
  z-index: 999;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.35);
  transition: background-color 0.3s ease, border-color 0.3s ease;
}

[data-theme="light"] .mobile-bottom-nav {
  background: rgba(255, 255, 255, 0.94);
  border-top-color: rgba(0, 0, 0, 0.08);
  box-shadow: 0 -4px 18px rgba(0, 0, 0, 0.06);
}

.nav-tab-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  height: 100%;
  background: transparent;
  border: none;
  outline: none;
  cursor: pointer;
  color: var(--text-muted);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  padding: 6px 0 4px 0;
  -webkit-tap-highlight-color: transparent;
}

.nav-tab-icon {
  font-size: 1.15rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 22px;
  transition: transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1), color 0.2s ease;
}

.nav-tab-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.2;
  white-space: nowrap;
  transition: color 0.2s ease, font-weight 0.2s ease;
}

/* Active Tab Highlight & Glow */
.nav-tab-btn.active {
  color: var(--primary);
}

.nav-tab-btn.active .nav-tab-icon {
  transform: translateY(-2px) scale(1.12);
  color: var(--primary);
}

.nav-tab-btn.active .nav-tab-label {
  color: var(--text-primary);
  font-weight: 700;
}

.nav-tab-btn.active::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 3px;
  border-radius: 0 0 4px 4px;
  background: var(--primary);
  box-shadow: 0 0 10px var(--primary);
}

.nav-tab-btn:active .nav-tab-icon {
  transform: scale(0.92);
}

/* Desktop & Tablet Display Override (>= 768px) */
@media (min-width: 768px) {
  .mobile-bottom-nav {
    display: none !important;
  }

  .grid-main {
    display: grid !important;
  }

  /* Đảm bảo trên Desktop 3 khối luôn hiển thị 1 dòng 3 cột đều nhau */
  .grid-pro-analytics {
    display: grid !important;
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 20px !important;
  }
}

@media (max-width: 1080px) and (min-width: 768px) {
  .grid-pro-analytics {
    display: grid !important;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)) !important;
  }
}

/* ==========================================================================
   SAM & TOM AI COPILOT (Floating Button, Widget Drawer, Glassmorphism Chat)
   ========================================================================== */

/* Topbar AI Button */
.btn-ai-topbar {
  position: relative;
  background: var(--surface);
  border: 1px solid rgba(139, 92, 246, 0.35);
  color: #8b5cf6;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 0.88rem;
  box-shadow: 0 2px 6px rgba(139, 92, 246, 0.12);
}

.btn-ai-topbar i {
  background: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  transition: transform 0.25s ease;
}

.btn-ai-topbar:hover {
  background: rgba(139, 92, 246, 0.1);
  border-color: rgba(139, 92, 246, 0.7);
  box-shadow: 0 0 12px rgba(139, 92, 246, 0.3);
  transform: translateY(-1px);
}

.btn-ai-topbar:hover i {
  transform: scale(1.15) rotate(12deg);
}

.ai-beacon-mini {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 6px;
  height: 6px;
  background-color: #8b5cf6;
  border-radius: 50%;
  box-shadow: 0 0 0 1.5px var(--surface), 0 0 6px #8b5cf6;
  animation: pulse-ai-beacon 2s infinite;
}

@keyframes pulse-ai-beacon {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* Floating Action Button (FAB) */
.fab-ai-copilot {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 1005;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #7c3aed 0%, #06b6d4 100%);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
  cursor: pointer;
  box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4), 0 2px 6px rgba(0, 0, 0, 0.2);
  transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.fab-ai-copilot:hover {
  transform: translateY(-2px) scale(1.08);
  box-shadow: 0 8px 25px rgba(124, 58, 237, 0.6), 0 0 15px rgba(6, 182, 212, 0.4);
}

.fab-ai-copilot:active {
  transform: scale(0.94);
}

.fab-ai-copilot .fab-ai-icon {
  display: inline-block;
  transition: transform 0.25s ease;
}

.fab-ai-copilot:hover .fab-ai-icon {
  transform: rotate(15deg);
}

/* AI Copilot Modal Box */
.ai-copilot-modal {
  width: 480px !important;
  max-width: 95vw !important;
  height: 680px !important;
  max-height: 88vh !important;
  display: flex !important;
  flex-direction: column !important;
  padding: 0 !important;
  border-radius: 20px !important;
  overflow: hidden !important;
  border: 1px solid rgba(124, 58, 237, 0.35) !important;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25), 0 0 25px rgba(124, 58, 237, 0.2) !important;
}

.ai-modal-header {
  padding: 14px 20px !important;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.12), rgba(6, 182, 212, 0.08)) !important;
  border-bottom: 1px solid var(--surface-border) !important;
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
}

.ai-header-spark {
  font-size: 1.5rem;
  margin-right: 10px;
}

.ai-header-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.ai-name {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-primary);
  letter-spacing: -0.2px;
}

.ai-badge-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.ai-model-tag {
  background: rgba(124, 58, 237, 0.16);
  border: 1px solid rgba(124, 58, 237, 0.35);
  border-radius: 10px;
  padding: 1px 7px;
  font-size: 0.68rem;
  font-weight: 600;
  color: #8b5cf6;
}

.ai-live-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
  display: inline-block;
}

.ai-live-text {
  font-size: 0.68rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* AI Chat Body */
.ai-chat-body {
  flex: 1 !important;
  display: flex !important;
  flex-direction: column !important;
  overflow: hidden !important;
  padding: 0 !important;
  background: var(--surface) !important;
}

/* Quick Prompts Bar */
.ai-quick-prompts-bar {
  display: flex;
  gap: 8px;
  padding: 10px 16px;
  overflow-x: auto;
  white-space: nowrap;
  border-bottom: 1px solid var(--surface-border);
  background: rgba(0, 0, 0, 0.02);
  scrollbar-width: none;
}

.ai-quick-prompts-bar::-webkit-scrollbar {
  display: none;
}

.ai-prompt-pill {
  flex-shrink: 0;
  padding: 5px 12px;
  border-radius: 16px;
  font-size: 0.75rem;
  font-weight: 500;
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.ai-prompt-pill:hover {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.12), rgba(6, 182, 212, 0.12));
  border-color: rgba(124, 58, 237, 0.4);
  color: var(--text-primary);
  transform: translateY(-1px);
}

/* Messages Thread */
.ai-messages-list {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.ai-msg {
  display: flex;
  gap: 10px;
  max-width: 90%;
  animation: aiMsgFadeIn 0.25s ease-out;
}

@keyframes aiMsgFadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.ai-msg-bot {
  align-self: flex-start;
}

.ai-msg-user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.ai-msg-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #7c3aed, #06b6d4);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.3);
}

.ai-msg-user .ai-msg-avatar {
  background: linear-gradient(135deg, #2563eb, #3b82f6);
  font-size: 0.8rem;
  font-weight: 700;
}

.ai-msg-bubble {
  padding: 10px 14px;
  font-size: 0.88rem;
  line-height: 1.5;
  word-break: break-word;
}

.ai-msg-bot .ai-msg-bubble {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  color: var(--text-primary);
  border-radius: 16px 16px 16px 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.ai-msg-bot .ai-msg-bubble p {
  margin: 0 0 6px 0;
}

.ai-msg-bot .ai-msg-bubble p:last-child {
  margin-bottom: 0;
}

.ai-msg-bot .ai-msg-bubble ul,
.ai-msg-bot .ai-msg-bubble ol {
  margin: 4px 0 6px 18px;
  padding: 0;
}

.ai-msg-bot .ai-msg-bubble li {
  margin-bottom: 3px;
}

.ai-msg-bot .ai-msg-bubble code {
  background: rgba(0, 0, 0, 0.06);
  padding: 2px 5px;
  border-radius: 4px;
  font-size: 0.82rem;
  font-family: monospace;
}

[data-theme="dark"] .ai-msg-bot .ai-msg-bubble code {
  background: rgba(255, 255, 255, 0.1);
}

.ai-msg-user .ai-msg-bubble {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #ffffff;
  border-radius: 16px 16px 4px 16px;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

/* Typing Indicator Animation */
.ai-typing-indicator {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 8px 12px;
}

.ai-typing-indicator span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #8b5cf6;
  animation: aiBounce 1.2s infinite ease-in-out;
}

.ai-typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.ai-typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes aiBounce {
  0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
  40% { transform: scale(1.1); opacity: 1; }
}

/* Input Footer */
.ai-chat-footer {
  padding: 12px 16px !important;
  background: var(--surface-card) !important;
  border-top: 1px solid var(--surface-border) !important;
}

.ai-input-form {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
}

.ai-input-field {
  flex: 1;
  padding: 10px 14px;
  border-radius: 24px;
  border: 1px solid var(--surface-border);
  background: var(--surface);
  color: var(--text-primary);
  font-size: 0.88rem;
  outline: none;
  transition: all 0.2s ease;
}

.ai-input-field:focus {
  border-color: #8b5cf6;
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

.btn-send-ai {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: none;
  background: linear-gradient(135deg, #7c3aed, #06b6d4);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.btn-send-ai:hover {
  transform: scale(1.08);
  box-shadow: 0 4px 12px rgba(124, 58, 237, 0.4);
}

.btn-send-ai:active {
  transform: scale(0.95);
}

.btn-icon-subtle {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: 6px;
  font-size: 0.9rem;
  transition: all 0.2s;
}

.btn-icon-subtle:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.05);
}

/* Mobile Responsive Adjustments (< 768px) */
@media (max-width: 767.98px) {
  .fab-ai-copilot {
    bottom: 68px; /* Perfectly cleared above bottom tab bar (56px) */
    right: 14px;
    width: 40px;
    height: 40px;
    font-size: 0.95rem;
    box-shadow: 0 4px 14px rgba(124, 58, 237, 0.35);
  }

    /* Transform AI modal into Mobile Bottom Sheet */
  #aiCopilotModalBackdrop.open .ai-copilot-modal,
  #aiCopilotModalBackdrop.active .ai-copilot-modal,
  #evnInvoiceModalBackdrop.open .evn-invoice-modal,
  #evnInvoiceModalBackdrop.active .evn-invoice-modal,
  #evnCalibModalBackdrop.open .evn-calib-modal,
  #evnCalibModalBackdrop.active .evn-calib-modal {
    position: fixed !important;
    bottom: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    height: 90vh !important;
    max-height: 90vh !important;
    border-radius: 20px 20px 0 0 !important;
    border-bottom: none !important;
  }
}

/* ==========================================================================
   OFFICIAL EVN INVOICE MODAL & TAG STYLES
   ========================================================================== */
.badge-evn-tag {
  background: linear-gradient(135deg, #ef4444 0%, #f97316 100%);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 3px 8px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.2s ease;
  box-shadow: 0 2px 6px rgba(239, 68, 68, 0.35);
}

.badge-evn-tag:hover {
  transform: translateY(-1px) scale(1.05);
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.5);
}

.evn-invoice-modal {
  max-width: 720px;
  border-radius: 16px;
  overflow: hidden;
}

.evn-modal-header {
  background: var(--surface-card);
  border-bottom: 2px solid rgba(239, 68, 68, 0.2);
  padding: 14px 20px;
}

.evn-header-branding {
  display: flex;
  align-items: center;
  gap: 12px;
}

.evn-logo-badge {
  background: #dc2626;
  color: #fff;
  font-weight: 900;
  font-size: 1.1rem;
  padding: 4px 10px;
  border-radius: 8px;
  letter-spacing: 1px;
  box-shadow: 0 2px 8px rgba(220, 38, 38, 0.4);
}

.evn-modal-title {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}

.evn-modal-subtitle {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 2px;
}

.evn-info-card {
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 16px;
}

.evn-info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
  font-size: 0.85rem;
  margin-bottom: 12px;
}

.evn-info-item.full-width {
  grid-column: span 2;
}

.evn-info-item.highlight-row {
  grid-column: span 2;
  background: rgba(239, 68, 68, 0.06);
  padding: 6px 10px;
  border-radius: 6px;
  border-left: 3px solid #ef4444;
}

.evn-info-label {
  color: var(--text-muted);
  margin-right: 6px;
}

.evn-info-val {
  color: var(--text-primary);
}

.evn-meter-indices {
  display: flex;
  align-items: center;
  justify-content: space-around;
  background: rgba(0, 0, 0, 0.03);
  border-radius: 10px;
  padding: 10px;
  margin-top: 8px;
}

[data-theme="dark"] .evn-meter-indices {
  background: rgba(255, 255, 255, 0.03);
}

.meter-box {
  text-align: center;
}

.meter-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.meter-val {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
}

.meter-box.result .meter-val {
  color: #0284c7;
  font-size: 1.3rem;
}

.meter-arrow, .meter-equal {
  color: var(--text-muted);
  font-weight: 700;
  font-size: 0.95rem;
}

.evn-section-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.evn-year-chart-section {
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 16px;
}

.evn-mini-bars-grid {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 110px;
  gap: 6px;
  padding-top: 20px;
  border-bottom: 1px solid var(--border-color);
}

.mini-bar-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
  justify-content: flex-end;
}

.mini-bar-val {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.mini-bar-fill {
  width: 100%;
  max-width: 32px;
  background: #38bdf8;
  border-radius: 4px 4px 0 0;
  transition: height 0.4s ease;
  min-height: 4px;
}

.mini-bar-fill.bar-peak {
  background: #f43f5e;
}

.mini-bar-fill.bar-current {
  background: linear-gradient(180deg, #8b5cf6, #06b6d4);
}

.mini-bar-col.active-month .mini-bar-val {
  color: #8b5cf6;
}

.mini-bar-lbl {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-top: 6px;
}

.evn-tier-table-wrapper {
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 14px 16px;
  margin-bottom: 14px;
}

.evn-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.evn-table th {
  background: rgba(0, 0, 0, 0.03);
  padding: 8px 10px;
  text-align: left;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-color);
}

[data-theme="dark"] .evn-table th {
  background: rgba(255, 255, 255, 0.03);
}

.evn-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
}

.evn-table tfoot td {
  padding: 7px 10px;
  font-size: 0.88rem;
}

.evn-table tfoot tr.row-grandtotal td {
  border-top: 2px solid var(--border-color);
  padding-top: 10px;
  font-size: 0.95rem;
}

.evn-total-cost {
  color: #dc2626;
  font-size: 1.25rem;
  font-weight: 800;
}

[data-theme="dark"] .evn-total-cost {
  color: #f87171;
}

.evn-words-amount {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 10px;
  padding-top: 8px;
  border-top: 1px dashed var(--border-color);
}

.evn-meta-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  padding: 6px 4px;
  color: var(--text-muted);
}

.evn-due-box {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================================================
   EVN CALIBRATION & DAILY RECONCILIATION MODAL
   ========================================================================== */
.evn-calib-modal {
  max-width: 580px;
  width: 95%;
  border-radius: 16px;
}

.evn-calib-field {
  margin-bottom: 16px;
}

.evn-calib-field label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 6px;
}

/* ==========================================================================
   Modern Polished Date, Time & SCADA Form Inputs
   ========================================================================== */
input[type="date"],
input[type="time"],
input[type="datetime-local"],
input[type="month"] {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif !important;
  font-size: 0.88rem !important;
  font-weight: 600 !important;
  color: var(--text-primary) !important;
  background: var(--surface) !important;
  border: 1.5px solid var(--surface-border) !important;
  border-radius: var(--radius-sm, 8px) !important;
  padding: 8px 12px !important;
  height: 38px !important;
  line-height: 1.4 !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04) !important;
  outline: none !important;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
  cursor: pointer;
}

input[type="date"]:hover,
input[type="time"]:hover,
input[type="datetime-local"]:hover,
input[type="month"]:hover {
  border-color: var(--primary) !important;
  background: var(--surface-card) !important;
}

input[type="date"]:focus,
input[type="time"]:focus,
input[type="datetime-local"]:focus,
input[type="month"]:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px var(--primary-glow) !important;
  background: var(--surface) !important;
}

/* Custom Calendar & Time Picker Indicator Icons */
input[type="date"]::-webkit-calendar-picker-indicator,
input[type="datetime-local"]::-webkit-calendar-picker-indicator,
input[type="month"]::-webkit-calendar-picker-indicator,
input[type="time"]::-webkit-calendar-picker-indicator {
  cursor: pointer;
  border-radius: 6px;
  padding: 4px;
  opacity: 0.75;
  transition: transform 0.2s ease, opacity 0.2s ease, filter 0.2s ease;
}

input[type="date"]::-webkit-calendar-picker-indicator:hover,
input[type="time"]::-webkit-calendar-picker-indicator:hover,
input[type="datetime-local"]::-webkit-calendar-picker-indicator:hover,
input[type="month"]::-webkit-calendar-picker-indicator:hover {
  opacity: 1;
  transform: scale(1.18);
}

/* Dark Mode Calendar & Clock Picker Icons */
[data-theme="dark"] input[type="date"]::-webkit-calendar-picker-indicator,
[data-theme="dark"] input[type="time"]::-webkit-calendar-picker-indicator,
[data-theme="dark"] input[type="datetime-local"]::-webkit-calendar-picker-indicator,
[data-theme="dark"] input[type="month"]::-webkit-calendar-picker-indicator {
  filter: invert(0.85) sepia(0.3) saturate(3) hue-rotate(180deg);
  opacity: 0.85;
}

/* SCADA Specific Date Input */
input[type="date"]::-webkit-datetime-edit,
input[type="time"]::-webkit-datetime-edit,
input[type="month"]::-webkit-datetime-edit {
  padding: 0 2px;
}

.input-scada {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif !important;
  font-size: 0.92rem !important;
  font-weight: 700 !important;
  letter-spacing: 0.02em;
  padding: 8px 14px !important;
  border-radius: 10px !important;
  border: 1.5px solid var(--surface-border) !important;
  background: var(--surface) !important;
  color: var(--text-primary) !important;
  height: 40px !important;
  min-width: 160px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04) !important;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.input-scada:hover {
  border-color: var(--primary) !important;
  background: var(--surface-card) !important;
}

.input-scada:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px var(--primary-glow) !important;
}

.evn-date-picker-wrap {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.evn-date-quick-chips {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.date-quick-chip {
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.date-quick-chip:hover {
  background: var(--primary-glow);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

.evn-date-hint {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 9999px;
  background: rgba(0, 0, 0, 0.04);
  color: var(--text-muted);
  border: 1px solid var(--surface-border);
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

[data-theme="dark"] .evn-date-hint {
  background: rgba(255, 255, 255, 0.05);
}

.evn-date-hint.is-calibrated {
  background: rgba(16, 185, 129, 0.12);
  color: #10b981;
  border-color: rgba(16, 185, 129, 0.3);
}

.evn-date-hint.is-uncalibrated {
  background: rgba(245, 158, 11, 0.12);
  color: #f59e0b;
  border-color: rgba(245, 158, 11, 0.3);
}

.evn-calib-comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 16px;
}

@media (max-width: 576px) {
  .evn-calib-comparison-grid {
    grid-template-columns: 1fr;
  }
}

.evn-calib-card {
  background: var(--bg-card, #ffffff);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 14px 16px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  transition: all 0.2s ease;
}

[data-theme="dark"] .evn-calib-card {
  background: rgba(30, 41, 59, 0.6);
  border-color: rgba(255, 255, 255, 0.08);
}

.evn-calib-card.s-samtom {
  border-left: 4px solid var(--cyan, #06b6d4);
}

.evn-calib-card.s-evn {
  border-left: 4px solid var(--amber, #f59e0b);
}

.evn-calib-card-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.evn-calib-card-val {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.evn-calib-card-val .unit,
.evn-calib-input-wrap .unit {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-left: 4px;
}

.evn-calib-card-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.evn-calib-input-wrap {
  display: flex;
  align-items: center;
  background: var(--bg-input, rgba(0, 0, 0, 0.03));
  border: 2px solid var(--amber, #f59e0b);
  border-radius: 8px;
  padding: 4px 10px;
}

[data-theme="dark"] .evn-calib-input-wrap {
  background: rgba(15, 23, 42, 0.6);
}

.input-scada-number {
  border: none;
  background: transparent;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  width: 100%;
  outline: none;
}

.evn-calib-delta-banner {
  background: linear-gradient(135deg, rgba(6, 182, 212, 0.08) 0%, rgba(245, 158, 11, 0.08) 100%);
  border: 1px dashed var(--border-color);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

[data-theme="dark"] .evn-calib-delta-banner {
  background: rgba(15, 23, 42, 0.5);
  border-color: rgba(255, 255, 255, 0.12);
}

.delta-headline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.92rem;
}

.delta-label {
  color: var(--text-secondary);
  font-weight: 500;
}

.delta-value {
  font-size: 0.95rem;
  font-weight: 700;
}

.delta-value.diff-minus {
  color: #10b981;
}

.delta-value.diff-plus {
  color: #ef4444;
}

.factor-headline {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  border-top: 1px dashed rgba(255, 255, 255, 0.08);
  padding-top: 6px;
}

.factor-val {
  font-weight: 700;
  color: var(--emerald, #10b981);
}

.evn-calib-option-row {
  margin-bottom: 12px;
}

.evn-calib-notice {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: rgba(6, 182, 212, 0.06);
  border-left: 3px solid var(--cyan, #06b6d4);
  padding: 10px 12px;
  border-radius: 6px;
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.evn-calib-notice i {
  color: var(--cyan, #06b6d4);
  margin-top: 2px;
}

/* ==========================================================================
   Refactored SCADA Settings Modal (Pro Enterprise UI)
   ========================================================================== */
.modal-box.settings-modal {
  max-width: 780px;
  width: 95%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--surface-border);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
  background: var(--surface);
  display: flex;
  flex-direction: column;
}

.settings-modal-header {
  padding: 18px 24px 14px 24px;
  border-bottom: 1px solid var(--surface-border);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  background: var(--surface-card);
}

.settings-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.settings-header-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.15) 0%, rgba(6, 182, 212, 0.15) 100%);
  border: 1px solid rgba(37, 99, 235, 0.25);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.settings-header-titles {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.settings-header-title {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.settings-header-subtitle {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Tabs Navigation */
.settings-tabs-nav {
  display: flex;
  gap: 6px;
  padding: 8px 20px 0 20px;
  background: var(--surface-card);
  border-bottom: 1px solid var(--surface-border);
  overflow-x: auto;
  scrollbar-width: none;
}

.settings-tabs-nav::-webkit-scrollbar {
  display: none;
}

.settings-tab-btn {
  background: transparent;
  border: none;
  border-bottom: 2.5px solid transparent;
  padding: 10px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
  transition: all 0.2s ease;
  border-top-left-radius: 8px;
  border-top-right-radius: 8px;
}

.settings-tab-btn i {
  font-size: 0.95rem;
  transition: transform 0.2s ease;
}

.settings-tab-btn:hover {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.03);
}

[data-theme="dark"] .settings-tab-btn:hover {
  background: rgba(255, 255, 255, 0.04);
}

.settings-tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  background: var(--surface);
}

.settings-tab-btn.active i {
  transform: scale(1.1);
}

/* Modal Body & Tab Panes */
.settings-modal-body {
  padding: 20px 24px;
  overflow-y: auto;
  max-height: calc(85vh - 160px);
}

.settings-tab-pane {
  display: none;
}

.settings-tab-pane.active {
  display: block;
  animation: settingsTabIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes settingsTabIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Settings Cards & Form Controls */
.settings-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  margin-bottom: 16px;
  transition: border-color 0.2s ease;
}

.settings-card:last-child {
  margin-bottom: 0;
}

.settings-card:hover {
  border-color: rgba(37, 99, 235, 0.3);
}

.settings-card-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.settings-card-title i {
  color: var(--primary);
}

.settings-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 640px) {
  .settings-grid-2 {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}

.settings-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

.settings-field:last-child {
  margin-bottom: 0;
}

.settings-field-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.settings-input-group {
  display: flex;
  align-items: stretch;
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: 8px;
  transition: all 0.2s ease;
  overflow: hidden;
}

.settings-input-group:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
  background: var(--surface);
}

.settings-input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 9px 12px;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
  outline: none;
  min-width: 0;
}

.settings-addon {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  background: rgba(0, 0, 0, 0.03);
  border-left: 1px solid var(--surface-border);
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  white-space: nowrap;
}

[data-theme="dark"] .settings-addon {
  background: rgba(255, 255, 255, 0.04);
}

.settings-field-hint {
  font-size: 0.73rem;
  color: var(--text-muted);
  line-height: 1.35;
}

/* Quick Selection Chips */
.settings-quick-chips {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
}

.settings-quick-chips-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-right: 2px;
}

.quick-chip {
  background: rgba(0, 0, 0, 0.02);
  border: 1px solid var(--surface-border);
  border-radius: 12px;
  padding: 2px 8px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

[data-theme="dark"] .quick-chip {
  background: rgba(255, 255, 255, 0.03);
}

.quick-chip:hover {
  background: var(--primary-glow);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-1px);
}

/* Modern Switch Row */
.settings-switch-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 14px;
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: 10px;
  transition: all 0.2s ease;
}

.settings-switch-row:hover {
  border-color: rgba(37, 99, 235, 0.25);
}

.settings-switch-row.highlight-telegram {
  border-color: rgba(34, 158, 217, 0.3);
  background: linear-gradient(135deg, var(--surface-card) 0%, rgba(34, 158, 217, 0.06) 100%);
}

.settings-switch-info {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
}

.settings-switch-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.settings-switch-icon.icon-telegram {
  background: rgba(34, 158, 217, 0.12);
  color: #229ed9;
}

.settings-switch-icon.icon-sound {
  background: rgba(245, 158, 11, 0.12);
  color: var(--warning);
}

.settings-switch-icon.icon-digest {
  background: rgba(168, 85, 247, 0.12);
  color: #a855f7;
}

.settings-switch-icon.icon-calib {
  background: rgba(16, 185, 129, 0.12);
  color: var(--success);
}

.settings-switch-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.settings-switch-title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.settings-switch-desc {
  font-size: 0.74rem;
  color: var(--text-muted);
  line-height: 1.35;
}

/* Modern iOS/SCADA Toggle Switch */
.modern-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
  cursor: pointer;
}

.modern-switch input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.modern-switch-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background-color: var(--text-muted);
  border-radius: 24px;
  transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  opacity: 0.45;
}

.modern-switch-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: #ffffff;
  border-radius: 50%;
  transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.modern-switch input:checked + .modern-switch-slider {
  background-color: var(--primary);
  opacity: 1;
}

.modern-switch input:checked + .modern-switch-slider:before {
  transform: translateX(20px);
}

/* Telegram Specific Actions */
.telegram-test-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  background: rgba(34, 158, 217, 0.05);
  border: 1px dashed rgba(34, 158, 217, 0.3);
  border-radius: 8px;
  margin-top: 12px;
}

@media (max-width: 540px) {
  .telegram-test-bar {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Banner Alert/Info Box */
.settings-info-banner {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.78rem;
  line-height: 1.4;
  margin-bottom: 14px;
}

.settings-info-banner.info-blue {
  background: rgba(37, 99, 235, 0.07);
  border: 1px solid rgba(37, 99, 235, 0.2);
  color: var(--text-secondary);
}

.settings-info-banner.info-blue i {
  color: var(--primary);
  font-size: 0.95rem;
  margin-top: 2px;
}

.settings-info-banner.info-amber {
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.25);
  color: var(--text-secondary);
}

.settings-info-banner.info-amber i {
  color: var(--warning);
  font-size: 0.95rem;
  margin-top: 2px;
}

.settings-info-banner.info-emerald {
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: var(--text-secondary);
}

.settings-info-banner.info-emerald i {
  color: var(--success);
  font-size: 0.95rem;
  margin-top: 2px;
}

/* Modal Footer Styling */
.settings-modal-footer {
  padding: 14px 24px;
  border-top: 1px solid var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface-card);
  border-bottom-left-radius: var(--radius-lg);
  border-bottom-right-radius: var(--radius-lg);
  gap: 12px;
}

.settings-footer-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

@media (max-width: 520px) {
  .settings-modal-footer {
    flex-direction: column;
    align-items: stretch;
  }
  .settings-footer-actions {
    justify-content: flex-end;
  }
}

/* ==========================================================================
   Chart Export Action Buttons (Excel & PDF)
   ========================================================================== */
.btn-export-excel:hover i {
  color: #10b981 !important;
  transform: scale(1.15);
}

.btn-export-pdf:hover i {
  color: #ef4444 !important;
  transform: scale(1.15);
}

.btn-action-scada i {
  transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1), color 0.2s ease;
}

/* ==========================================================================
   SaaS Multi-User & Device Management Styles
   ========================================================================== */

/* Login & Registration UI */
.login-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  background-image: var(--bg-gradient);
  padding: 24px 16px;
  font-family: var(--font-family);
  color: var(--text-primary);
}

.login-card {
  width: 100%;
  max-width: 440px;
  background: var(--surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  padding: 36px 32px;
  text-align: center;
  animation: fadeInDown 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.login-logo {
  width: 60px;
  height: 60px;
  margin: 0 auto 16px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--primary) 0%, #1e40af 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.8rem;
  box-shadow: 0 10px 20px -5px var(--primary-glow);
}

.login-tabs {
  display: flex;
  background: var(--surface-border);
  border-radius: var(--radius-md);
  padding: 4px;
  margin-bottom: 20px;
  gap: 4px;
}

.login-tab-btn {
  flex: 1;
  padding: 9px 12px;
  font-size: 0.88rem;
  font-weight: 600;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  border-radius: calc(var(--radius-md) - 3px);
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-tab-btn:hover {
  color: var(--text-primary);
}

.login-tab-btn.active {
  background: var(--surface);
  color: var(--primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.alert-box {
  display: none;
  padding: 10px 14px;
  margin-bottom: 18px;
  border-radius: var(--radius-md);
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: var(--danger);
  font-size: 0.86rem;
  font-weight: 500;
  text-align: left;
}

.alert-box.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: var(--success);
}

.btn-primary-block {
  width: 100%;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  border: none;
  background: linear-gradient(135deg, var(--primary) 0%, #1d4ed8 100%);
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 14px var(--primary-glow);
  margin-top: 10px;
}

.btn-primary-block:hover {
  background: linear-gradient(135deg, var(--primary-hover) 0%, #1e40af 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px var(--primary-glow);
}

.btn-primary-block:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

/* Header Device Selector Dropdown */
.device-selector-wrapper {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.device-select-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  padding: 6px 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
}

.device-select-btn:hover {
  border-color: var(--primary);
  background: var(--surface);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.device-select-icon {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}

.device-select-info {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.device-select-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
}

.device-select-id {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.device-caret {
  font-size: 0.75rem;
  color: var(--text-muted);
  transition: transform 0.2s ease;
  margin-left: 4px;
}

.device-selector-wrapper.open .device-caret {
  transform: rotate(180deg);
}

/* Dropdown Menu */
.device-dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  width: 290px;
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  box-shadow: var(--glass-shadow);
  z-index: 1050;
  display: none;
  flex-direction: column;
  overflow: hidden;
  animation: fadeInDown 0.18s ease-out;
}

.device-selector-wrapper.open .device-dropdown-menu {
  display: flex;
}

.device-dropdown-header {
  padding: 10px 14px;
  background: var(--bg);
  border-bottom: 1px solid var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-claim-trigger {
  border: none;
  background: var(--primary);
  color: #ffffff;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.btn-claim-trigger:hover {
  background: var(--primary-hover);
}

.device-list-scroll {
  max-height: 260px;
  overflow-y: auto;
  padding: 6px;
}

.device-dropdown-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.device-dropdown-item:hover {
  background: var(--bg);
}

.device-dropdown-item.active {
  background: rgba(37, 99, 235, 0.08);
}

.device-item-left {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.device-item-icon {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.device-dropdown-item.active .device-item-icon {
  background: var(--primary);
  color: #ffffff;
}

.device-item-meta {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.device-item-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.device-item-sub {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.device-active-check {
  color: var(--primary);
  font-size: 0.85rem;
}

/* User Pill in Topbar */
.user-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--surface-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
}

.user-pill i {
  color: var(--primary);
  font-size: 1rem;
}

.badge-role {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(37, 99, 235, 0.12);
  color: var(--primary);
  text-transform: uppercase;
}

/* Modal Claim Device */
.modal-claim-device {
  max-width: 480px;
}

.claim-info-card {
  display: flex;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.15);
  margin-bottom: 14px;
}

.claim-info-icon {
  font-size: 1.4rem;
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.claim-info-text strong {
  font-size: 0.86rem;
  color: var(--text-primary);
  display: block;
  margin-bottom: 2px;
}

.claim-info-text p {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin: 0;
}

/* ==========================================================================
   Change Password Modal & Password Input Group
   ========================================================================== */
.password-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.password-input-wrapper input {
  transition: border-color 0.2s, box-shadow 0.2s;
}

.password-input-wrapper input:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2) !important;
  outline: none;
}

.btn-toggle-eye {
  position: absolute;
  right: 12px;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.88rem;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s ease;
}

.btn-toggle-eye:hover {
  color: var(--primary);
}

/* ==========================================================================
   Admin Users Management Modal & Table
   ========================================================================== */
.admin-users-table-wrapper {
  width: 100%;
  overflow-x: auto;
}

.admin-users-table tr {
  border-bottom: 1px solid var(--surface-border);
  transition: background 0.15s ease;
}

.admin-users-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.03);
}

[data-theme="light"] .admin-users-table tbody tr:hover {
  background: rgba(0, 0, 0, 0.02);
}

.user-cell-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-cell-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: linear-gradient(135deg, #6366f1, #3b82f6);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
}

.user-cell-info {
  display: flex;
  flex-direction: column;
  line-height: 1.3;
}

.user-cell-fullname {
  font-weight: 600;
  color: var(--text-primary);
}

.user-cell-username {
  font-size: 0.74rem;
  color: var(--text-secondary);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 12px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.status-pill.status-active {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-pill.status-locked {
  background: rgba(239, 68, 68, 0.12);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.table-actions-cell {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

.btn-table-action {
  padding: 5px 9px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.15s ease;
  border: 1px solid transparent;
}

.btn-table-action.btn-edit {
  background: rgba(99, 102, 241, 0.1);
  color: #818cf8;
  border-color: rgba(99, 102, 241, 0.25);
}

.btn-table-action.btn-edit:hover {
  background: #6366f1;
  color: #fff;
}

.btn-table-action.btn-delete {
  background: rgba(239, 68, 68, 0.1);
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.25);
}

.btn-table-action.btn-delete:hover:not(:disabled) {
  background: #ef4444;
  color: #fff;
}

.btn-table-action:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}