/* ============================================
   NYXEOS GUARDIAN - Design System Officiel
   Charte Graphique Médicale Critique
   Surveillance Défibrillateurs 24/7
   ============================================ */

/* ============================================
   CSS Variables - Palette NYXeos Officielle
   ============================================ */
:root {
    /* === COULEURS PRINCIPALES NYXeos === */
    --nyxeos-navy: #0A1F44;
    --nyxeos-navy-dark: #061530;
    --nyxeos-navy-light: #1A3A6B;
    --nyxeos-gold: #B9975B;
    --nyxeos-gold-light: #D4B87A;
    --nyxeos-gold-dark: #9A7D4A;
    --nyxeos-red: #FF1B51;
    --nyxeos-red-light: #FF4D75;
    --nyxeos-red-bg: rgba(255, 27, 81, 0.1);
    --nyxeos-cream: #FEFFF8;
    --nyxeos-success: #2D8659;
    --nyxeos-success-light: #E8F5E9;
    --nyxeos-warning: #B9975B;
    --nyxeos-warning-light: #FFF8E1;
    --nyxeos-info: #0A1F44;
    --nyxeos-info-light: #E3F2FD;
    --nyxeos-gray: #6B7C93;
    --nyxeos-gray-light: #94A3B8;
    --nyxeos-gray-dark: #475569;
    --nyxeos-bg-primary: #FEFFF8;
    --nyxeos-bg-secondary: #F8F9FC;
    --nyxeos-bg-tertiary: #EEF1F5;
    --nyxeos-bg-dark: #0A1F44;
    --nyxeos-border: #E2E8F0;
    --nyxeos-border-dark: #CBD5E1;
    --nyxeos-shadow-sm: 0 1px 2px rgba(10, 31, 68, 0.05);
    --nyxeos-shadow-md: 0 4px 6px rgba(10, 31, 68, 0.07);
    --nyxeos-shadow-lg: 0 10px 25px rgba(10, 31, 68, 0.1);
    --nyxeos-shadow-xl: 0 20px 40px rgba(10, 31, 68, 0.15);
    --nyxeos-radius-sm: 4px;
    --nyxeos-radius-md: 6px;
    --nyxeos-radius-lg: 10px;
    --nyxeos-radius-xl: 16px;
    --nyxeos-transition-fast: 150ms ease;
    --nyxeos-transition-normal: 250ms ease;
    --nyxeos-transition-slow: 350ms ease;
    --nyxeos-font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    --nyxeos-font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Legacy compatibility */
    --primary-color: #0A1F44;
    --primary-hover: #061530;
    --primary-light: #E3F2FD;
    --secondary-color: #6B7C93;
    --secondary-hover: #475569;
    --success-color: #2D8659;
    --success-light: #E8F5E9;
    --warning-color: #B9975B;
    --warning-light: #FFF8E1;
    --danger-color: #FF1B51;
    --danger-light: rgba(255, 27, 81, 0.1);
    --info-color: #0A1F44;
    --info-light: #E3F2FD;
    --bg-color: #FEFFF8;
    --sidebar-bg: linear-gradient(180deg, #0A1F44 0%, #061530 100%);
    --card-bg: #ffffff;
    --border-color: #E2E8F0;
    --text-primary: #0A1F44;
    --text-secondary: #6B7C93;
    --text-muted: #94A3B8;
    --shadow-sm: 0 1px 2px rgba(10, 31, 68, 0.05);
    --shadow-md: 0 4px 6px rgba(10, 31, 68, 0.07);
    --shadow-lg: 0 10px 25px rgba(10, 31, 68, 0.1);
    --shadow-xl: 0 20px 40px rgba(10, 31, 68, 0.15);
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 10px;
    --radius-xl: 16px;
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
}

/* ============================================
   Global Styles & Reset
   ============================================ */
body {
    font-family: var(--nyxeos-font-body);
    background-color: var(--nyxeos-bg-primary);
    color: var(--nyxeos-navy);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--nyxeos-bg-secondary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--nyxeos-gray-light);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--nyxeos-gray);
}

/* ============================================
   Sidebar Styles - NYXeos Navy Theme
   ============================================ */
#sidebar {
    background: linear-gradient(180deg, var(--nyxeos-navy) 0%, var(--nyxeos-navy-dark) 100%) !important;
    border-right: none !important;
    box-shadow: 4px 0 24px rgba(10, 31, 68, 0.2);
}

/* Sidebar Logo Section */
.nyxeos-sidebar-logo {
    padding: 2rem 1rem 1.5rem 1rem;
    text-align: center;
    border-bottom: 1px solid rgba(185, 151, 91, 0.3);
    background: linear-gradient(135deg, rgba(185, 151, 91, 0.05) 0%, transparent 100%);
}

.nyxeos-sidebar-logo img,
.sidebar-logo-img {
    display: block;
    margin: 0 auto;
    max-height: 85px;
    width: auto;
    filter: brightness(1.1);
    transition: opacity var(--nyxeos-transition-normal);
}

.nyxeos-sidebar-logo:hover img {
    opacity: 0.9;
}

/* Brand Title in Sidebar */
.nyxeos-brand-title {
    color: var(--nyxeos-cream);
    text-align: center;
    margin-top: 1rem;
    font-family: var(--nyxeos-font-heading);
}

.nyxeos-brand-title .nyx {
    font-weight: 300;
    font-size: 1.3rem;
    letter-spacing: 0.08em;
}

.nyxeos-brand-title .eos {
    font-weight: 300;
    font-size: 1.3rem;
    letter-spacing: 0.02em;
}

.nyxeos-brand-title .guardian {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--nyxeos-gold);
    margin-left: 0.25rem;
}

/* Sidebar Section Headers */
.sidebar-section-header {
    color: var(--nyxeos-gold) !important;
    font-family: var(--nyxeos-font-heading);
    font-size: 0.65rem !important;
    font-weight: 600 !important;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 1.75rem 1.25rem 0.5rem 1.25rem;
    margin-top: 0.5rem;
}

/* Sidebar Navigation Links */
#sidebar .nav-pills .nav-link {
    color: rgba(254, 255, 248, 0.75) !important;
    font-family: var(--nyxeos-font-body);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.75rem 1.25rem;
    margin: 2px 0.75rem;
    border-radius: var(--nyxeos-radius-md);
    transition: all var(--nyxeos-transition-normal);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

#sidebar .nav-pills .nav-link:hover {
    color: var(--nyxeos-cream) !important;
    background-color: rgba(185, 151, 91, 0.15) !important;
    transform: translateX(4px);
}

#sidebar .nav-pills .nav-link.active {
    color: var(--nyxeos-navy) !important;
    background: linear-gradient(135deg, var(--nyxeos-gold) 0%, var(--nyxeos-gold-light) 100%) !important;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(185, 151, 91, 0.3);
}

#sidebar .nav-pills .nav-link i {
    font-size: 1rem;
    width: 1.25rem;
    text-align: center;
    opacity: 0.85;
}

#sidebar .nav-pills .nav-link.active i {
    opacity: 1;
}

/* Sidebar SVG Icons */
#sidebar .nav-pills .nav-link .sidebar-icon {
    width: 18px;
    height: 18px;
    opacity: 0.85;
    transition: all var(--nyxeos-transition-normal);
}

#sidebar .nav-pills .nav-link:hover .sidebar-icon {
    opacity: 1;
}

#sidebar .nav-pills .nav-link.active .sidebar-icon {
    filter: brightness(0) saturate(100%) invert(11%) sepia(25%) saturate(2543%) hue-rotate(187deg) brightness(93%) contrast(100%) !important;
    opacity: 1;
}

/* ============================================
   Main Content Area
   ============================================ */
#page-content {
    padding: 1.5rem;
    animation: fadeIn 0.3s ease;
    background: var(--nyxeos-bg-secondary);
}

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

/* Page Header */
.page-header {
    margin-bottom: 2rem;
}

.page-header h1 {
    font-family: var(--nyxeos-font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--nyxeos-navy);
    margin-bottom: 0.5rem;
}

.page-header p {
    color: var(--nyxeos-text-secondary);
    font-family: var(--nyxeos-font-body);
    font-size: 0.95rem;
}

/* ============================================
   Card Styles - NYXeos Elegant Design
   ============================================ */
.card {
    background: var(--nyxeos-bg-primary);
    border: 1px solid var(--nyxeos-border);
    border-radius: var(--nyxeos-radius-lg);
    box-shadow: var(--nyxeos-shadow-sm);
    transition: all var(--nyxeos-transition-normal);
    overflow: visible;
}

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

.card-header {
    background: linear-gradient(180deg, var(--nyxeos-bg-primary) 0%, var(--nyxeos-bg-secondary) 100%);
    border-bottom: 1px solid var(--nyxeos-border);
    padding: 1rem 1.25rem;
    font-family: var(--nyxeos-font-heading);
    font-weight: 600;
    color: var(--nyxeos-navy);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-header i {
    color: var(--nyxeos-gold);
}

.card-body {
    padding: 1.25rem;
}

.card-footer {
    background: var(--nyxeos-bg-secondary);
    border-top: 1px solid var(--nyxeos-border);
    padding: 0.75rem 1.25rem;
}

/* ============================================
   Metric Cards - Dashboard KPIs NYXeos
   ============================================ */
.metric-card {
    background: var(--nyxeos-bg-primary);
    border-radius: var(--nyxeos-radius-lg);
    padding: 1.5rem;
    border: 1px solid var(--nyxeos-border);
    transition: all var(--nyxeos-transition-normal);
    position: relative;
    overflow: hidden;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--nyxeos-gold), var(--nyxeos-gold-light));
}

.metric-card:hover {
    box-shadow: var(--nyxeos-shadow-lg);
    transform: translateY(-4px);
}

.metric-card.success::before {
    background: linear-gradient(90deg, var(--nyxeos-green), #4ade80);
}

.metric-card.warning::before {
    background: linear-gradient(90deg, var(--nyxeos-orange), #fbbf24);
}

.metric-card.danger::before {
    background: linear-gradient(90deg, var(--nyxeos-red), #f87171);
}

.metric-card.info::before {
    background: linear-gradient(90deg, var(--nyxeos-blue), #60a5fa);
}

.metric-value {
    font-family: var(--nyxeos-font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.25rem;
    color: var(--nyxeos-navy);
}

.metric-label {
    font-family: var(--nyxeos-font-body);
    font-size: 0.875rem;
    color: var(--nyxeos-text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metric-icon {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2.5rem;
    opacity: 0.15;
    color: var(--nyxeos-gold);
}

/* ============================================
   Device Status Cards - NYXeos Style
   ============================================ */
.device-card {
    border-radius: var(--nyxeos-radius-lg);
    border: 1px solid var(--nyxeos-border);
    transition: all var(--nyxeos-transition-normal);
    overflow: hidden;
    background: var(--nyxeos-bg-primary);
}

.device-card:hover {
    box-shadow: var(--nyxeos-shadow-lg);
    border-color: var(--nyxeos-gold);
}

.device-card-header {
    background: linear-gradient(135deg, var(--nyxeos-navy) 0%, var(--nyxeos-navy-light) 100%);
    color: var(--nyxeos-cream);
    padding: 1rem 1.25rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.device-serial {
    font-family: var(--nyxeos-font-heading);
    font-weight: 600;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.device-status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    animation: pulse 2s infinite;
}

.device-status-indicator.online {
    background-color: var(--nyxeos-green);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.3);
}

.device-status-indicator.offline {
    background-color: var(--nyxeos-red);
    box-shadow: 0 0 0 3px rgba(255, 27, 81, 0.3);
    animation: none;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* ============================================
   LED Status Indicators - NYXeos
   ============================================ */
.led-indicator {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-family: var(--nyxeos-font-body);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.led-indicator.green {
    background-color: rgba(16, 185, 129, 0.15);
    color: var(--nyxeos-green);
}

.led-indicator.red {
    background-color: rgba(255, 27, 81, 0.15);
    color: var(--nyxeos-red);
}

.led-indicator.off {
    background-color: var(--nyxeos-bg-secondary);
    color: var(--nyxeos-text-secondary);
}

.led-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.led-dot.green {
    background-color: var(--nyxeos-green);
    box-shadow: 0 0 6px var(--nyxeos-green);
}

.led-dot.red {
    background-color: var(--nyxeos-red);
    box-shadow: 0 0 6px var(--nyxeos-red);
}

.led-dot.off {
    background-color: #94a3b8;
}

/* ============================================
   Battery Indicator - NYXeos
   ============================================ */
.battery-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.battery-bar {
    width: 40px;
    height: 18px;
    border: 2px solid var(--nyxeos-navy-light);
    border-radius: 3px;
    position: relative;
    background: var(--nyxeos-bg-secondary);
}

.battery-bar::after {
    content: '';
    position: absolute;
    right: -5px;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 8px;
    background: var(--nyxeos-navy-light);
    border-radius: 0 2px 2px 0;
}

.battery-level {
    height: 100%;
    border-radius: 1px;
    transition: width 0.3s ease;
}

.battery-level.high {
    background: linear-gradient(90deg, var(--nyxeos-green), #4ade80);
}

.battery-level.medium {
    background: linear-gradient(90deg, var(--nyxeos-orange), #fbbf24);
}

.battery-level.low {
    background: linear-gradient(90deg, var(--nyxeos-red), #f87171);
    animation: batteryPulse 1s infinite;
}

@keyframes batteryPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.battery-text {
    font-family: var(--nyxeos-font-body);
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--nyxeos-navy);
}

/* ============================================
   Buttons - NYXeos Professional Style
   ============================================ */
.btn {
    font-family: var(--nyxeos-font-body);
    font-weight: 500;
    border-radius: var(--nyxeos-radius-md);
    padding: 0.5rem 1rem;
    transition: all var(--nyxeos-transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--nyxeos-navy) 0%, var(--nyxeos-navy-light) 100%) !important;
    border: none !important;
    color: var(--nyxeos-cream) !important;
    box-shadow: 0 2px 4px rgba(10, 31, 68, 0.3);
}

.btn-primary:hover,
.btn-primary:focus {
    background: linear-gradient(135deg, var(--nyxeos-navy-dark) 0%, var(--nyxeos-navy) 100%) !important;
    box-shadow: 0 4px 8px rgba(10, 31, 68, 0.4);
    color: var(--nyxeos-cream) !important;
}

.btn-success {
    background: linear-gradient(135deg, var(--nyxeos-green, #2D8659) 0%, #4ade80 100%) !important;
    border: none !important;
    color: white !important;
    box-shadow: 0 2px 4px rgba(16, 185, 129, 0.3);
}

.btn-success:hover,
.btn-success:focus {
    background: linear-gradient(135deg, #059669 0%, var(--nyxeos-green, #2D8659) 100%) !important;
    box-shadow: 0 4px 8px rgba(16, 185, 129, 0.4);
    color: white !important;
}

.btn-danger {
    background: linear-gradient(135deg, var(--nyxeos-red) 0%, #f87171 100%) !important;
    border: none !important;
    color: white !important;
    box-shadow: 0 2px 4px rgba(255, 27, 81, 0.3);
}

.btn-danger:hover,
.btn-danger:focus {
    background: linear-gradient(135deg, #e01648 0%, var(--nyxeos-red) 100%) !important;
    box-shadow: 0 4px 8px rgba(255, 27, 81, 0.4);
    color: white !important;
}

.btn-warning {
    background: linear-gradient(135deg, var(--nyxeos-gold) 0%, var(--nyxeos-gold-light) 100%) !important;
    border: none !important;
    color: var(--nyxeos-navy) !important;
    box-shadow: 0 2px 4px rgba(185, 151, 91, 0.3);
    font-weight: 600;
}

.btn-warning:hover,
.btn-warning:focus {
    background: linear-gradient(135deg, #a68649 0%, var(--nyxeos-gold) 100%) !important;
    color: var(--nyxeos-navy) !important;
    box-shadow: 0 4px 8px rgba(185, 151, 91, 0.4);
}

.btn-info {
    background: linear-gradient(135deg, var(--nyxeos-blue, #3B82F6) 0%, #60a5fa 100%) !important;
    border: none !important;
    color: white !important;
    box-shadow: 0 2px 4px rgba(59, 130, 246, 0.3);
}

.btn-info:hover,
.btn-info:focus {
    background: linear-gradient(135deg, #2563eb 0%, var(--nyxeos-blue, #3B82F6) 100%) !important;
    box-shadow: 0 4px 8px rgba(59, 130, 246, 0.4);
    color: white !important;
}

/* Secondary button - Gold accent */
.btn-secondary {
    background: linear-gradient(135deg, var(--nyxeos-gold) 0%, var(--nyxeos-gold-light) 100%);
    border: none;
    color: var(--nyxeos-navy);
    box-shadow: 0 2px 4px rgba(185, 151, 91, 0.3);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, var(--nyxeos-gold-dark) 0%, var(--nyxeos-gold) 100%);
    box-shadow: 0 4px 8px rgba(185, 151, 91, 0.4);
    transform: translateY(-1px);
    color: var(--nyxeos-navy);
}

.btn-outline-primary {
    border: 2px solid var(--nyxeos-navy) !important;
    color: var(--nyxeos-navy) !important;
    background: rgba(10, 31, 68, 0.08) !important;
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    background: var(--nyxeos-navy) !important;
    color: var(--nyxeos-cream) !important;
}

.btn-outline-primary.active {
    background: var(--nyxeos-navy) !important;
    color: var(--nyxeos-cream) !important;
}

.btn-outline-secondary {
    border: 2px solid var(--nyxeos-gold) !important;
    color: var(--nyxeos-gold-dark, #957739) !important;
    background: rgba(185, 151, 91, 0.1) !important;
}

.btn-outline-secondary:hover,
.btn-outline-secondary:focus {
    background: var(--nyxeos-gold) !important;
    color: var(--nyxeos-navy) !important;
}

.btn-outline-danger {
    border: 2px solid var(--nyxeos-red) !important;
    color: var(--nyxeos-red) !important;
    background: rgba(255, 27, 81, 0.08) !important;
}

.btn-outline-danger:hover,
.btn-outline-danger:focus {
    background: var(--nyxeos-red) !important;
    color: white !important;
}

/* ============================================
   Badges - NYXeos Status Indicators
   ============================================ */
.badge {
    font-family: var(--nyxeos-font-body);
    font-weight: 600;
    padding: 0.35rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    letter-spacing: 0.025em;
}

.badge-success, .badge.bg-success {
    background: linear-gradient(135deg, var(--nyxeos-green), #4ade80) !important;
    color: white !important;
}

.badge-danger, .badge.bg-danger {
    background: linear-gradient(135deg, var(--nyxeos-red), #f87171) !important;
    color: white !important;
}

.badge-warning, .badge.bg-warning {
    background: linear-gradient(135deg, var(--nyxeos-gold), var(--nyxeos-gold-light)) !important;
    color: var(--nyxeos-navy) !important;
    font-weight: 600;
}

.badge-info, .badge.bg-info {
    background: linear-gradient(135deg, var(--nyxeos-blue), #60a5fa) !important;
    color: white !important;
}

.badge-primary, .badge.bg-primary {
    background: linear-gradient(135deg, var(--nyxeos-navy), #1A3A6B) !important;
    color: #ffffff !important;
}

.badge-secondary, .badge.bg-secondary {
    background: linear-gradient(135deg, var(--nyxeos-gold), var(--nyxeos-gold-light)) !important;
    color: var(--nyxeos-navy) !important;
}

/* ============================================
   Alerts - NYXeos Notification Banners
   ============================================ */
.alert {
    border: none;
    border-radius: var(--nyxeos-radius-lg);
    padding: 1rem 1.25rem;
    box-shadow: var(--nyxeos-shadow-sm);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-family: var(--nyxeos-font-body);
}

.alert-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(16, 185, 129, 0.05));
    color: #065f46;
    border-left: 4px solid var(--nyxeos-green);
}

.alert-danger {
    background: linear-gradient(135deg, rgba(255, 27, 81, 0.1), rgba(255, 27, 81, 0.05));
    color: #991b1b;
    border-left: 4px solid var(--nyxeos-red);
}

.alert-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(245, 158, 11, 0.05));
    color: #92400e;
    border-left: 4px solid var(--nyxeos-orange);
}

.alert-info {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(59, 130, 246, 0.05));
    color: #075985;
    border-left: 4px solid var(--nyxeos-blue);
}

/* Critical Alert Animation */
.alert-critical {
    animation: alertPulse 2s infinite;
}

@keyframes alertPulse {
    0%, 100% { box-shadow: var(--nyxeos-shadow-sm); }
    50% { box-shadow: 0 0 20px rgba(255, 27, 81, 0.4); }
}

/* ============================================
   Tables - NYXeos Data Display
   ============================================ */
.dash-table-container {
    border-radius: var(--nyxeos-radius-lg);
    overflow: hidden;
    box-shadow: var(--nyxeos-shadow-sm);
}

.dash-spreadsheet-container .dash-spreadsheet-inner th {
    background: linear-gradient(180deg, var(--nyxeos-navy) 0%, var(--nyxeos-navy-light) 100%) !important;
    color: var(--nyxeos-cream) !important;
    font-family: var(--nyxeos-font-heading) !important;
    font-weight: 600 !important;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    padding: 1rem !important;
    border-bottom: 2px solid var(--nyxeos-gold) !important;
}

/* Fix DataTable filter input contrast */
.dash-spreadsheet-container .dash-spreadsheet-inner th input,
.dash-spreadsheet-container .dash-filter input,
.dash-table-container input.dash-filter--case--sensitive,
.dash-table-container input[type="text"] {
    background-color: #ffffff !important;
    color: var(--nyxeos-navy) !important;
    border: 1px solid var(--nyxeos-border) !important;
    border-radius: 4px !important;
    padding: 4px 8px !important;
    font-size: 0.8rem !important;
}

.dash-spreadsheet-container .dash-spreadsheet-inner th input::placeholder {
    color: var(--nyxeos-gray) !important;
}

.dash-spreadsheet-container .dash-spreadsheet-inner td {
    padding: 0.875rem 1rem !important;
    border-bottom: 1px solid var(--nyxeos-border) !important;
    font-family: var(--nyxeos-font-body);
    font-size: 0.875rem;
    vertical-align: middle !important;
    color: var(--nyxeos-text-primary);
}

.dash-spreadsheet-container .dash-spreadsheet-inner tr:hover td {
    background-color: rgba(185, 151, 91, 0.05) !important;
}

/* ============================================
   Form Elements - NYXeos Style
   ============================================ */
.form-control, .form-select {
    border: 2px solid var(--nyxeos-border);
    border-radius: var(--nyxeos-radius-md);
    padding: 0.625rem 1rem;
    transition: all var(--nyxeos-transition-fast);
    font-family: var(--nyxeos-font-body);
    font-size: 0.95rem;
    background: var(--nyxeos-bg-primary);
}

.form-control:focus, .form-select:focus {
    border-color: var(--nyxeos-gold);
    box-shadow: 0 0 0 3px rgba(185, 151, 91, 0.15);
}

.form-label {
    font-family: var(--nyxeos-font-heading);
    font-weight: 600;
    color: var(--nyxeos-navy);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

/* Dropdown Styling */
.Select-control {
    border: 2px solid var(--nyxeos-border) !important;
    border-radius: var(--nyxeos-radius-md) !important;
    background: var(--nyxeos-bg-primary) !important;
}

.Select-control:hover {
    border-color: var(--nyxeos-gold) !important;
}

.Select.is-focused .Select-control {
    border-color: var(--nyxeos-gold) !important;
    box-shadow: 0 0 0 3px rgba(185, 151, 91, 0.15) !important;
}

/* Switch Toggle - NYXeos Style */
.form-switch .form-check-input {
    width: 3rem;
    height: 1.5rem;
    cursor: pointer;
    background-color: #cbd5e1;
    border-color: #cbd5e1;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='-4 -4 8 8'%3e%3ccircle r='3' fill='white'/%3e%3c/svg%3e");
}

.form-switch .form-check-input:checked {
    background-color: var(--nyxeos-navy);
    border-color: var(--nyxeos-navy);
}

.form-switch .form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(10, 31, 68, 0.2);
    border-color: var(--nyxeos-navy);
}

/* NYXeos custom switch class */
.nyxeos-switch {
    transform: scale(1.1);
}

.nyxeos-switch:checked {
    background-color: var(--nyxeos-gold) !important;
    border-color: var(--nyxeos-gold) !important;
}

/* Toggle alignment fix for Configuration tab */
.form-switch {
    display: flex;
    align-items: center;
    padding-left: 3.5rem;
    min-height: 2rem;
}

.form-switch .form-check-label {
    margin-left: 0.5rem;
}

/* Ensure proper toggle animation */
.form-check-input {
    transition: background-color var(--nyxeos-transition-fast), 
                border-color var(--nyxeos-transition-fast),
                background-position var(--nyxeos-transition-fast) !important;
}

/* ============================================
   Charts - Plotly Customization
   ============================================ */
.js-plotly-plot {
    border-radius: var(--nyxeos-radius-lg);
    overflow: hidden;
}

.modebar {
    padding: 0.5rem !important;
}

.modebar-btn {
    border-radius: var(--nyxeos-radius-sm) !important;
}

/* ============================================
   Modal Dialogs - NYXeos Style
   ============================================ */
.modal-content {
    border: none;
    border-radius: var(--nyxeos-radius-xl);
    box-shadow: var(--nyxeos-shadow-xl);
}

.modal-header {
    background: linear-gradient(135deg, var(--nyxeos-navy) 0%, var(--nyxeos-navy-light) 100%);
    color: var(--nyxeos-cream);
    border-radius: var(--nyxeos-radius-xl) var(--nyxeos-radius-xl) 0 0;
    padding: 1.25rem 1.5rem;
    font-family: var(--nyxeos-font-heading);
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
}

.modal-body {
    padding: 1.5rem;
    font-family: var(--nyxeos-font-body);
}

.modal-footer {
    padding: 1rem 1.5rem;
    background: var(--nyxeos-bg-secondary);
    border-top: 1px solid var(--nyxeos-border);
}

/* ============================================
   Loading States - NYXeos
   ============================================ */
.loading-spinner {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    border: 3px solid var(--nyxeos-border);
    border-radius: 50%;
    border-top-color: var(--nyxeos-gold);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(90deg, var(--nyxeos-bg-secondary) 25%, var(--nyxeos-border) 50%, var(--nyxeos-bg-secondary) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--nyxeos-radius-md);
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ============================================
   Map Container - NYXeos
   ============================================ */
.map-container {
    border-radius: var(--nyxeos-radius-lg);
    overflow: hidden;
    box-shadow: var(--nyxeos-shadow-md);
    border: 1px solid var(--nyxeos-border);
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 768px) {
    .metric-value {
        font-size: 1.75rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
    }
}

/* ============================================
   Animation Utilities
   ============================================ */
.animate-fade-in {
    animation: fadeIn 0.3s ease;
}

.animate-slide-up {
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-scale-in {
    animation: scaleIn 0.2s ease;
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

/* ============================================
   Utility Classes - NYXeos
   ============================================ */
.text-gradient {
    background: linear-gradient(135deg, var(--nyxeos-gold), var(--nyxeos-gold-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-navy {
    background: linear-gradient(135deg, var(--nyxeos-navy), var(--nyxeos-navy-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.border-gradient {
    border: 2px solid transparent;
    background: linear-gradient(var(--nyxeos-bg-primary), var(--nyxeos-bg-primary)) padding-box,
                linear-gradient(135deg, var(--nyxeos-gold), var(--nyxeos-gold-light)) border-box;
}

.shadow-glow {
    box-shadow: 0 0 20px rgba(185, 151, 91, 0.3);
}

.shadow-glow-navy {
    box-shadow: 0 0 20px rgba(10, 31, 68, 0.3);
}

.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--nyxeos-border), transparent);
    margin: 1.5rem 0;
}

/* Status dot utility */
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 0.5rem;
}

.status-dot.online { background-color: var(--nyxeos-green); }
.status-dot.offline { background-color: var(--nyxeos-red); }
.status-dot.warning { background-color: var(--nyxeos-orange); }

/* Hover effects */
.hover-lift {
    transition: transform var(--nyxeos-transition-normal), box-shadow var(--nyxeos-transition-normal);
}

.hover-lift:hover {
    transform: translateY(-4px);
    box-shadow: var(--nyxeos-shadow-lg);
}

/* Dashboard header styling - NYXeos */
.dashboard-title {
    font-family: var(--nyxeos-font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--nyxeos-navy);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.dashboard-title i {
    color: var(--nyxeos-gold);
}

.dashboard-subtitle {
    font-family: var(--nyxeos-font-body);
    color: var(--nyxeos-text-secondary);
    font-size: 0.95rem;
    margin-top: 0.25rem;
}

/* Fleet status summary bar - NYXeos */
.status-summary-bar {
    display: flex;
    gap: 1.5rem;
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, var(--nyxeos-navy), var(--nyxeos-navy-light));
    border-radius: var(--nyxeos-radius-lg);
    color: var(--nyxeos-cream);
    margin-bottom: 1.5rem;
}

.status-summary-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-summary-item .count {
    font-family: var(--nyxeos-font-heading);
    font-size: 1.5rem;
    font-weight: 700;
}

.status-summary-item .label {
    font-family: var(--nyxeos-font-body);
    font-size: 0.8rem;
    opacity: 0.8;
    text-transform: uppercase;
}

/* ============================================
   Alert Notification Styles - NYXeos
   ============================================ */

/* Header alert button */
#header-alert-btn {
    border: none !important;
    background: transparent !important;
    transition: all var(--nyxeos-transition-fast);
}

#header-alert-btn:hover {
    transform: scale(1.1);
}

#header-alert-btn.has-alerts {
    animation: bell-shake 0.5s ease-in-out;
}

@keyframes bell-shake {
    0%, 100% { transform: rotate(0); }
    25% { transform: rotate(-10deg); }
    50% { transform: rotate(10deg); }
    75% { transform: rotate(-5deg); }
}

/* Sidebar alert badge */
#sidebar-alert-badge .badge {
    animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Alert banner enhancement - NYXeos */
#alert-banner {
    transition: all var(--nyxeos-transition-normal);
}

#alert-banner .alert {
    border-left: 4px solid;
    animation: slideIn 0.3s ease-out;
}

#alert-banner .alert-danger {
    border-left-color: var(--nyxeos-red);
    background: linear-gradient(90deg, rgba(255, 27, 81, 0.1), transparent);
}

#alert-banner .alert-warning {
    border-left-color: var(--nyxeos-orange);
    background: linear-gradient(90deg, rgba(245, 158, 11, 0.1), transparent);
}

#alert-banner .alert-info {
    border-left-color: var(--nyxeos-blue);
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.1), transparent);
}

#alert-banner .alert-success {
    border-left-color: var(--nyxeos-green);
    background: linear-gradient(90deg, rgba(16, 185, 129, 0.1), transparent);
}

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

/* Alert notification modal - NYXeos */
.modal-content {
    border: none;
    border-radius: var(--nyxeos-radius-lg);
    box-shadow: var(--nyxeos-shadow-xl);
}

.modal-header.bg-danger {
    background: linear-gradient(135deg, var(--nyxeos-red), #e01648) !important;
    border-radius: var(--nyxeos-radius-lg) var(--nyxeos-radius-lg) 0 0;
}

.modal-header.bg-success {
    background: linear-gradient(135deg, var(--nyxeos-green), #059669) !important;
    border-radius: var(--nyxeos-radius-lg) var(--nyxeos-radius-lg) 0 0;
}

.modal-header.bg-primary {
    background: linear-gradient(135deg, var(--nyxeos-navy), var(--nyxeos-navy-light)) !important;
    border-radius: var(--nyxeos-radius-lg) var(--nyxeos-radius-lg) 0 0;
}

/* Device connection modal styling */
#device-connection-modal .modal-content,
#alert-notification-modal .modal-content {
    animation: modalPop 0.3s ease-out;
}

@keyframes modalPop {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* ============================================
   Login Page - NYXeos Professional
   ============================================ */
#login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, var(--nyxeos-cream) 0%, var(--nyxeos-bg-secondary) 50%, rgba(185, 151, 91, 0.05) 100%);
    padding: 2rem;
    font-family: var(--nyxeos-font-body);
}

.login-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 500px;
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-logo img,
.login-logo-img {
    height: 100px;
    margin-bottom: 1.5rem;
    width: auto;
}

.login-brand {
    margin-bottom: 0.5rem;
}

.login-brand .nyx {
    font-family: var(--nyxeos-font-heading);
    font-weight: 300;
    font-size: 2rem;
    letter-spacing: 0.1em;
    color: var(--nyxeos-navy);
}

.login-brand .eos {
    font-family: var(--nyxeos-font-heading);
    font-weight: 300;
    font-size: 2rem;
    color: var(--nyxeos-navy);
}

.login-brand .guardian {
    font-family: var(--nyxeos-font-heading);
    font-weight: 800;
    font-size: 1.5rem;
    margin-left: 0.5rem;
    color: var(--nyxeos-gold);
}

.login-tagline {
    color: var(--nyxeos-text-secondary);
    font-size: 0.9rem;
    margin-bottom: 2rem;
    font-weight: 500;
    font-family: var(--nyxeos-font-body);
    letter-spacing: 0.02em;
}

.login-card {
    max-width: 420px;
    width: 100%;
    margin: 0 auto;
    box-shadow: 0 8px 32px rgba(10, 31, 68, 0.12);
    border: none !important;
    border-radius: var(--nyxeos-radius-lg);
    background-color: var(--nyxeos-bg-primary);
}

.login-card .card-body {
    padding: 2.5rem;
}

.login-card h4 {
    font-family: var(--nyxeos-font-heading);
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--nyxeos-navy);
    margin-bottom: 1.5rem;
}

.login-card .form-label {
    font-family: var(--nyxeos-font-body);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--nyxeos-navy);
}

.login-card .form-control {
    border-radius: 6px;
    padding: 12px;
    border: 1px solid var(--nyxeos-border);
    font-family: var(--nyxeos-font-body);
}

.login-card .form-control:focus {
    border-color: var(--nyxeos-gold);
    box-shadow: 0 0 0 3px rgba(185, 151, 91, 0.15);
}

.login-card .btn-primary {
    background: linear-gradient(135deg, var(--nyxeos-navy) 0%, var(--nyxeos-navy-light) 100%);
    border: none;
    border-radius: 6px;
    padding: 14px;
    font-weight: 600;
    font-family: var(--nyxeos-font-heading);
    font-size: 1rem;
    letter-spacing: 0.02em;
    color: var(--nyxeos-cream);
}

.login-card .btn-primary:hover {
    background: linear-gradient(135deg, var(--nyxeos-navy-dark) 0%, var(--nyxeos-navy) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(10, 31, 68, 0.3);
}

.login-forgot-link {
    text-align: center;
}

.login-forgot-link a {
    color: var(--nyxeos-gold);
    font-size: 0.85rem;
    text-decoration: none;
    font-family: var(--nyxeos-font-body);
    transition: color var(--nyxeos-transition-fast);
}

.login-forgot-link a:hover {
    color: var(--nyxeos-gold-dark);
    text-decoration: underline;
}

/* ============================================
   Admin Pages - NYXeos Professional
   ============================================ */
.admin-card {
    border: none;
    border-radius: var(--nyxeos-radius-lg);
    box-shadow: var(--nyxeos-shadow-sm);
    background: var(--nyxeos-bg-primary);
}

.admin-card .card-header {
    background: var(--nyxeos-bg-primary);
    border-bottom: 2px solid var(--nyxeos-gold);
    padding: 1.25rem 1.5rem;
}

.admin-card .card-header h4 {
    font-family: var(--nyxeos-font-heading);
    font-weight: 800;
    color: var(--nyxeos-navy);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.admin-card .card-header h4 i {
    color: var(--nyxeos-gold);
}

.admin-card .card-body {
    padding: 1.5rem;
}

.admin-card h5 {
    font-family: var(--nyxeos-font-heading);
    font-weight: 600;
    color: var(--nyxeos-navy);
}

.admin-card .form-label {
    font-family: var(--nyxeos-font-body);
    font-weight: 500;
}

.admin-card .form-control,
.admin-card .form-select {
    border-radius: 6px;
    border: 1px solid var(--nyxeos-border);
}

/* ============================================
   Dashboard Specific - NYXeos
   ============================================ */
.dashboard-header {
    margin-bottom: 1.5rem;
}

.dashboard-header h1 {
    font-family: var(--nyxeos-font-heading);
    font-weight: 800;
    font-size: 1.75rem;
    color: var(--nyxeos-navy);
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.dashboard-header h1 i {
    color: var(--nyxeos-gold);
}

.dashboard-header .subtitle {
    font-family: var(--nyxeos-font-body);
    color: var(--nyxeos-text-secondary);
    font-size: 0.95rem;
    margin-top: 0.25rem;
}

/* KPI Cards enhanced */
.kpi-card {
    background: var(--nyxeos-bg-primary);
    border-radius: var(--nyxeos-radius-lg);
    padding: 1.5rem;
    border: 1px solid var(--nyxeos-border);
    transition: all var(--nyxeos-transition-normal);
    position: relative;
    overflow: hidden;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--nyxeos-gold), var(--nyxeos-gold-light));
}

.kpi-card:hover {
    box-shadow: var(--nyxeos-shadow-lg);
    transform: translateY(-4px);
}

.kpi-card .value {
    font-family: var(--nyxeos-font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--nyxeos-navy);
    line-height: 1.2;
}

.kpi-card .label {
    font-family: var(--nyxeos-font-body);
    font-size: 0.875rem;
    color: var(--nyxeos-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.kpi-card .icon {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 2.5rem;
    opacity: 0.15;
    color: var(--nyxeos-gold);
}

/* Status variants for KPI cards */
.kpi-card.success::before {
    background: linear-gradient(90deg, var(--nyxeos-green), #4ade80);
}

.kpi-card.warning::before {
    background: linear-gradient(90deg, var(--nyxeos-orange), #fbbf24);
}

.kpi-card.danger::before {
    background: linear-gradient(90deg, var(--nyxeos-red), #f87171);
}

.kpi-card.info::before {
    background: linear-gradient(90deg, var(--nyxeos-blue), #60a5fa);
}

/* ============================================
   NYXeos Official Icons & SVGs
   ============================================ */

/* Icon containers */
.nyxeos-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.nyxeos-icon img {
    height: 1.25em;
    width: auto;
    vertical-align: middle;
}

.nyxeos-icon-sm img {
    height: 1rem;
}

.nyxeos-icon-md img {
    height: 1.5rem;
}

.nyxeos-icon-lg img {
    height: 2rem;
}

.nyxeos-icon-xl img {
    height: 3rem;
}

/* Stamp icons - for branding */
.nyxeos-stamp {
    display: inline-block;
}

.nyxeos-stamp img {
    height: 40px;
    width: auto;
}

.nyxeos-stamp-sm img {
    height: 24px;
}

.nyxeos-stamp-lg img {
    height: 60px;
}

/* Logo variants */
.nyxeos-logo-light img {
    /* For dark backgrounds - use Logo Principal - Fond foncé */
    filter: brightness(1);
}

.nyxeos-logo-dark img {
    /* For light backgrounds - use Logo Principal - Fond clair */
    filter: brightness(1);
}

/* Sidebar logo with official SVG */
.nyxeos-sidebar-logo img.sidebar-logo-svg {
    max-height: 70px;
    width: auto;
    filter: none;
}

/* Feature icons styling */
.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--nyxeos-radius-lg);
    background: linear-gradient(135deg, rgba(185, 151, 91, 0.1) 0%, rgba(185, 151, 91, 0.05) 100%);
    margin-bottom: 1rem;
}

.feature-icon img {
    height: 28px;
    width: auto;
}

/* Device status icons */
.device-icon {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.device-icon img {
    height: 20px;
    width: auto;
}

/* Battery icon from SVG */
.battery-icon-svg {
    height: 18px;
    width: auto;
}

/* Alert/notification icons */
.alert-icon-svg {
    height: 20px;
    width: auto;
}

/* Heart with lightning - Defibrillator icon */
.defibrillator-icon {
    display: inline-flex;
    align-items: center;
}

.defibrillator-icon img {
    height: 24px;
    width: auto;
}

/* Location pin icon */
.location-icon img {
    height: 20px;
    width: auto;
}

/* Settings/gear icon */
.settings-icon img {
    height: 20px;
    width: auto;
}

/* Telesurveillance & Teleassistance icons */
.service-icon {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
}

.service-icon img {
    height: 32px;
    width: auto;
}

/* Lock/security icon */
.security-icon img {
    height: 20px;
    width: auto;
}

/* Notification bell icon */
.notification-icon img {
    height: 20px;
    width: auto;
}

/* Dashboard cards with SVG icons */
.dashboard-card-icon {
    position: absolute;
    top: 1rem;
    right: 1rem;
    opacity: 0.15;
}

.dashboard-card-icon img {
    height: 48px;
    width: auto;
}

/* Fix alignment for icon tiles in light panels (dashboard/groups/commands) */
.icon-tile-row {
    display: flex !important;
    align-items: center !important;
    justify-content: flex-start !important;
    flex-direction: row !important;
}

.icon-tile-row > div:first-child {
    flex: 0 0 auto;
}

.icon-tile-row > div:last-child {
    margin-left: 0.75rem !important;
}

#page-content .icon-tile-row > div:last-child {
    color: var(--nyxeos-navy) !important;
}

#page-content .icon-tile-row > div:last-child span {
    color: var(--nyxeos-gray) !important;
}

/* Ensure readable panel titles on light backgrounds */
.panel-title-readable,
.panel-title-readable span,
.panel-title-readable strong {
    color: var(--nyxeos-navy) !important;
}

.panel-title-readable i {
    color: var(--nyxeos-gold) !important;
}

.panel-header-readable,
.panel-header-readable span,
.panel-header-readable strong,
.panel-header-readable h4,
.panel-header-readable h5,
.panel-header-readable h6 {
    color: var(--nyxeos-navy) !important;
}

.panel-header-readable i {
    color: var(--nyxeos-gold) !important;
}

.card h4,
.card h5,
.card h6,
.card .card-title {
    color: var(--nyxeos-navy);
}

/* Global guard against white-on-white panel titles */
#page-content .card .card-header:not(.card-header-dark),
#page-content .card .card-header:not(.card-header-dark) span,
#page-content .card .card-header:not(.card-header-dark) strong,
#page-content .card .card-header:not(.card-header-dark) h1,
#page-content .card .card-header:not(.card-header-dark) h2,
#page-content .card .card-header:not(.card-header-dark) h3,
#page-content .card .card-header:not(.card-header-dark) h4,
#page-content .card .card-header:not(.card-header-dark) h5,
#page-content .card .card-header:not(.card-header-dark) h6 {
    color: var(--nyxeos-navy) !important;
}

#page-content .card .card-header:not(.card-header-dark) i {
    color: var(--nyxeos-gold) !important;
}

#page-content .card .card-header:not(.card-header-dark) .badge {
    color: #ffffff !important;
}

.card-header-dark,
.card-header-dark span,
.card-header-dark strong,
.card-header-dark h1,
.card-header-dark h2,
.card-header-dark h3,
.card-header-dark h4,
.card-header-dark h5,
.card-header-dark h6 {
    color: var(--nyxeos-cream) !important;
}

.card-header-dark i {
    color: var(--nyxeos-gold) !important;
}

/* Hard fallback: admin pages and light panels title readability */
#page-content .p-4 h1,
#page-content .p-4 h2,
#page-content .p-4 h3,
#page-content .p-4 h4,
#page-content .p-4 h5,
#page-content .p-4 h6 {
    color: var(--nyxeos-navy) !important;
}

#page-content .p-4 .card .card-header,
#page-content .p-4 .card .card-header span,
#page-content .p-4 .card .card-header strong {
    color: var(--nyxeos-navy) !important;
    background: var(--nyxeos-bg-secondary) !important;
}

#page-content .p-4 .card .card-header i {
    color: var(--nyxeos-gold) !important;
}

#page-content .p-4 .card .card-header .badge {
    color: #ffffff !important;
}

/* Hover effect for icon buttons */
.icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    border-radius: var(--nyxeos-radius-md);
    transition: all var(--nyxeos-transition-fast);
    background: transparent;
    border: none;
    cursor: pointer;
}

.icon-btn:hover {
    background: rgba(185, 151, 91, 0.1);
    transform: scale(1.05);
}

.icon-btn img {
    height: 20px;
    width: auto;
}

/* Watermark stamp in footer or corners */
.watermark-stamp {
    position: fixed;
    bottom: 1rem;
    right: 1rem;
    opacity: 0.1;
    pointer-events: none;
    z-index: 0;
}

.watermark-stamp img {
    height: 80px;
    width: auto;
}

/* ============================================
   Tabs — NYXeos styled nav-tabs
   ============================================ */
.nav-tabs {
    border-bottom: 2px solid var(--nyxeos-navy);
    gap: 0.25rem;
}

.nav-tabs .nav-item .nav-link {
    color: var(--nyxeos-navy);
    background: rgba(10, 31, 68, 0.05);
    border: 1px solid transparent;
    border-bottom: none;
    border-radius: var(--nyxeos-radius-md) var(--nyxeos-radius-md) 0 0;
    padding: 0.6rem 1.2rem;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all var(--nyxeos-transition-fast);
}

.nav-tabs .nav-item .nav-link:hover {
    color: var(--nyxeos-gold);
    background: rgba(185, 151, 91, 0.1);
    border-color: var(--nyxeos-gold) var(--nyxeos-gold) transparent;
}

.nav-tabs .nav-item .nav-link.active {
    color: var(--nyxeos-navy);
    background: white;
    border-color: var(--nyxeos-navy) var(--nyxeos-navy) transparent;
    border-bottom: 3px solid var(--nyxeos-gold);
    margin-bottom: -2px;
    font-weight: 700;
}

.tab-content {
    padding: 1.25rem 0.5rem;
}

/* Card header dark variant (navy bg, white text) */
.card-header-dark,
.card .card-header[style*="background"] {
    border-radius: var(--nyxeos-radius-lg) var(--nyxeos-radius-lg) 0 0 !important;
}

/* ============================================
   Dash Dropdown z-index fix
   Ensures dropdown menus appear ABOVE cards,
   buttons, and other UI elements.
   ============================================ */
.Select-menu-outer,
.dash-dropdown .Select-menu-outer,
.Select.is-open > .Select-menu-outer {
    z-index: 1050 !important;
    position: absolute !important;
}

.dash-dropdown,
.Select {
    position: relative;
    z-index: 10;
}

.Select.is-open {
    z-index: 1040;
}

/* Ensure cards don't create problematic stacking contexts */
.card {
    position: relative;
    z-index: auto;
}

.card-body {
    position: relative;
    overflow: visible;
}

/* ============================================
   Unified UX/UI Layer (Final)
   Harmonise la DA sur toutes les pages
   ============================================ */
#page-content {
    background: linear-gradient(180deg, var(--nyxeos-bg-secondary) 0%, #f3f6fb 100%) !important;
}

#page-content > .container,
#page-content > .container-fluid,
#page-content .admin-page-wrap {
    max-width: 1400px;
}

#page-content h1,
#page-content h2,
#page-content h3,
#page-content h4,
#page-content h5,
#page-content h6 {
    font-family: var(--nyxeos-font-heading);
    letter-spacing: 0.01em;
}

#page-content p,
#page-content .form-label,
#page-content .small,
#page-content label {
    font-family: var(--nyxeos-font-body);
}

.admin-page-title,
#page-content .container h2,
#page-content .container-fluid h2 {
    color: var(--nyxeos-navy) !important;
    font-weight: 800 !important;
    margin-bottom: 0.35rem !important;
}

.unified-panel-card,
#page-content .card {
    border-radius: var(--nyxeos-radius-xl) !important;
    border: 1px solid var(--nyxeos-border) !important;
    box-shadow: var(--nyxeos-shadow-sm) !important;
}

.unified-panel-card:hover,
#page-content .card:hover {
    box-shadow: var(--nyxeos-shadow-md) !important;
}

.unified-panel-header,
#page-content .card .card-header {
    padding: 0.95rem 1.2rem !important;
    border-bottom: 1px solid var(--nyxeos-border) !important;
    font-weight: 700 !important;
}

#page-content .card .card-header i,
.unified-panel-header i {
    color: var(--nyxeos-gold) !important;
}

#page-content .btn {
    border-radius: 8px !important;
    font-weight: 600 !important;
}

#page-content .form-control,
#page-content .form-select,
#page-content .Select-control {
    border-radius: 8px !important;
    border-color: var(--nyxeos-border-dark) !important;
}

#page-content .dash-table-container,
#page-content .dash-spreadsheet-container {
    border-radius: var(--nyxeos-radius-lg) !important;
    overflow: hidden;
}

/* ── Export button styling (RGPD-compliant CSV export) ── */
.dash-table-container .export {
    background: linear-gradient(135deg, var(--nyxeos-navy, #0f2b46) 0%, #1a3a5c 100%) !important;
    color: #ffffff !important;
    border: none !important;
    border-radius: 8px !important;
    padding: 0.5rem 1.25rem !important;
    font-family: 'Poppins', sans-serif !important;
    font-size: 0.8rem !important;
    font-weight: 600 !important;
    letter-spacing: 0.03em !important;
    cursor: pointer !important;
    transition: all 0.2s ease !important;
    box-shadow: 0 2px 6px rgba(15, 43, 70, 0.25) !important;
    margin: 0.75rem 1rem !important;
    display: inline-flex !important;
    align-items: center !important;
}

.dash-table-container .export::before {
    content: "\F30A" !important;
    font-family: "bootstrap-icons" !important;
    margin-right: 0.4rem !important;
    font-size: 0.9rem !important;
}

.dash-table-container .export:hover {
    background: linear-gradient(135deg, #1a3a5c 0%, #254d73 100%) !important;
    box-shadow: 0 4px 12px rgba(15, 43, 70, 0.35) !important;
    transform: translateY(-1px) !important;
}

.dash-table-container .export:active {
    transform: translateY(0) !important;
    box-shadow: 0 1px 3px rgba(15, 43, 70, 0.2) !important;
}