.header-btn {
    height: 40px;
    padding: 0 14px;
    border-radius: var(--radius-unified);
    border: 1px solid rgba(17,24,39,0.25);
    background: linear-gradient(180deg, rgba(31,41,55,0.88) 0%, rgba(31,41,55,0.82) 100%);
    backdrop-filter: var(--blur-soft);
    color: #ffffff;
}
.header-btn span, .header-btn i { color: #ffffff; }
.header-btn i { opacity: .9; }
.header-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-soft);
    border-color: rgba(148,163,184,.35);
}
.dark .header-btn {
    background: linear-gradient(180deg, rgba(17,24,39,0.9) 0%, rgba(17,24,39,0.86) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #ffffff;
}
.dark .header-btn span, .dark .header-btn i { color: #ffffff; }

/* modern.css - Styles modernes pour le hub PANDAL4B */

/* Variables CSS étendues */
:root {
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-success: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-warning: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --gradient-danger: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    
    --shadow-soft: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-medium: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-large: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    --blur-soft: blur(8px);
    --blur-medium: blur(12px);
    --blur-large: blur(16px);
    /* Blurs paramétrables (perfs) */
    --panel-blur: var(--blur-soft);
    --overlay-blur: blur(4px);
    
    /* Rayon unique (6px) pour tout le site */
    --radius-unified: 6px;
    --border-radius-sm: var(--radius-unified);
    --border-radius-md: var(--radius-unified);
    --border-radius-lg: var(--radius-unified);
    --border-radius-xl: var(--radius-unified);
    --border-radius-2xl: var(--radius-unified);
    
    --transition-fast: 0.15s ease-out;
    --transition-normal: 0.3s ease-out;
    --transition-slow: 0.5s ease-out;
    /* Couleur d'accent par défaut (RGB) pour le dégradé des cartes */
    --accent-rgb: 59, 130, 246;

    /* Couleurs de sections centralisées (RGB) */
    --section-color-home: 59, 130, 246;
    --section-color-sites: 147, 51, 234;
    --section-color-outils: 249, 115, 22;
    --section-color-multimedia: 236, 72, 153;
    --section-color-serveurs: 34, 197, 94;
    --section-color-ia: 139, 92, 246;
}

/* Animations personnalisées */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
        transform: translate3d(0, 0, 0);
    }
    40%, 43% {
        transform: translate3d(0, -8px, 0);
    }
    70% {
        transform: translate3d(0, -4px, 0);
    }
    90% {
        transform: translate3d(0, -2px, 0);
    }
}

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

/* Classes d'animation */
.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-scale {
    animation: fadeInScale 0.4s ease-out;
}

.animate-slide-in-right {
    animation: slideInRight 0.5s ease-out;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

.animate-bounce {
    animation: bounce 1s infinite;
}

.animate-shimmer {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

.dark .animate-shimmer {
    background: linear-gradient(90deg, #374151 25%, #4b5563 50%, #374151 75%);
    background-size: 200% 100%;
}

/* Effets de glassmorphism */
.glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: var(--panel-blur);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.glass-medium {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: var(--blur-medium);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.glass-strong {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: var(--blur-large);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.dark .glass {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.dark .glass-medium {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.dark .glass-strong {
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* Cartes de service modernisées - Design flat/material UI unifié */
.service-card {
    position: relative;
    overflow: hidden;
    transition: transform 200ms cubic-bezier(0.22, 1, 0.36, 1), box-shadow 200ms cubic-bezier(0.22, 1, 0.36, 1), background-color 0.15s ease-out;
    border-radius: var(--radius-unified);
    border: none;
    box-shadow: none;
    /* Dégradé par défaut (style admin) quand aucune couleur n'est appliquée */
    background: linear-gradient(
        135deg,
        rgba(var(--accent-rgb, 59, 130, 246), 0.10) 0%,
        rgba(var(--accent-rgb, 59, 130, 246), 0.04) 100%
    );
    backdrop-filter: none;
    background-clip: padding-box;
    height: 170px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 1.5rem;
    cursor: pointer;
}

/* Indication de sélection/hover sobre: neutralisée (flat) */
.service-card:hover::after,
.service-card:focus-visible::after {
    box-shadow: none;
}

.service-card:hover { outline: none; }

/* Effet "décollage" + ombre sous la tuile */
.service-card:hover,
.service-card:focus-visible {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 18px 40px rgba(0,0,0,0.35);
}

/* Force l'effet aussi en mode sombre (au cas où une règle plus spécifique écraserait) */
.dark .service-card:hover,
.dark .service-card:focus-visible {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 18px 40px rgba(0,0,0,0.5);
}

/* Désactivation par défaut du calque image (sera réactivé via [data-bg-image]) */
.service-card::before { content: none; }

/* Quand une image est présente, on garde le background inline (fallback) et on allège seulement la bordure */
.service-card[data-bg-image] {
    border-color: rgba(255, 255, 255, 0.2);
    background: none !important; /* masque le dégradé de base pour éviter les bords colorés */
}

/* Overlay pour améliorer la lisibilité */
.service-card::after { content: none !important; }

/* Overlay pour les cartes avec image de fond */
.service-card[data-bg-image]::after {
    background: rgba(0, 0, 0, 0.35);
    backdrop-filter: none;
}

/* Cartes avec couleurs subtiles par type de service */
/* Classes couleur → font uniquement pointer --accent-rgb (le gradient est générique sur .service-card) */
.service-card.bg-blue-100 { --accent-rgb: 59, 130, 246; }
.service-card.bg-teal-100 { --accent-rgb: 20, 184, 166; }
.service-card.bg-indigo-100 { --accent-rgb: 99, 102, 241; }
.service-card.bg-purple-100 { --accent-rgb: 147, 51, 234; }
.service-card.bg-cyan-100 { --accent-rgb: 6, 182, 212; }
.service-card.bg-fuchsia-100 { --accent-rgb: 217, 70, 239; }
.service-card.bg-sky-100 { --accent-rgb: 14, 165, 233; }
.service-card.bg-amber-100 { --accent-rgb: 245, 158, 11; }
.service-card.bg-lime-100 { --accent-rgb: 132, 204, 22; }
.service-card.bg-yellow-100 { --accent-rgb: 234, 179, 8; }
.service-card.bg-green-100 { --accent-rgb: 34, 197, 94; }
.service-card.bg-violet-100 { --accent-rgb: 139, 92, 246; }
.service-card.bg-emerald-100 { --accent-rgb: 16, 185, 129; }
.service-card.bg-rose-100 { --accent-rgb: 244, 63, 94; }
.service-card.bg-gray-100 { --accent-rgb: 107, 114, 128; }
.service-card.bg-orange-100 { --accent-rgb: 249, 115, 22; }
.service-card.bg-pink-100 { --accent-rgb: 236, 72, 153; }

/* Image floutée sous le contenu (lisible + opacité 0.9) */
.service-card[data-bg-image]::before {
    content: '';
    position: absolute;
    inset: -14px; /* dépasse légèrement pour compenser le blur et couvrir les bords */
    background-image: var(--bg-image);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: blur(12px) brightness(0.85);
    opacity: 1;
    z-index: 0; /* au-dessus du fond de section, en dessous du contenu */
    pointer-events: none;
    border-radius: inherit;
    transform: translateZ(0) scale(1.02);
    will-change: transform;
}

/* S'assurer que le contenu reste au-dessus de l'image floue */
.service-card > * { position: relative; z-index: 1; }

.service-card:hover::before { }

/* Parallaxe (pilotée par JS via --parallax-x / --parallax-y) */
.service-card[data-bg-image]::before {
    transform: translate(var(--parallax-x, 0), var(--parallax-y, 0)) scale(1.02);
    transition: transform 120ms ease-out;
}

.service-card:hover {
    /* hover géré par l'élévation ci-dessus */
}

.dark .service-card {
    border: none;
    /* Dégradé par défaut en mode sombre (subtil) – basé sur --accent-rgb */
    background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.35) 0%, rgba(17, 24, 39, 0.86) 100%);
}

/* Mode économie: réduire les ombres et annuler les hover coûteux */
.power-save .service-card,
.power-save .widget-card,
.power-save .section-container {
    box-shadow: none !important;
}
.power-save .service-card:hover,
.power-save .service-card:focus-visible {
    transform: none !important;
    box-shadow: none !important;
}

.dark .service-card:hover {
    border-color: inherit;
}

/* Widgets modernisés */
.widget-card {
    position: relative;
    overflow: hidden;
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal), border-color var(--transition-normal);
    backdrop-filter: var(--panel-blur);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.widget-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.widget-card:hover::before {
    opacity: 1;
}

.widget-card:hover {
    transform: none;
    box-shadow: none;
}

.dark .widget-card {
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.dark .widget-card::before {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
}

/* Boutons modernisés */
.btn-modern {
    position: relative;
    overflow: hidden;
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal), border-color var(--transition-normal);
    border-radius: var(--border-radius-lg);
    backdrop-filter: var(--panel-blur);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-soft);
}

.btn-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.btn-modern:hover::before {
    left: 100%;
}

.btn-modern:hover {
    transform: none;
    box-shadow: none;
}

.btn-modern:active {
    transform: none;
}

/* Barre de recherche modernisée */
.search-input-modern {
    position: relative;
    transition: all var(--transition-normal);
    backdrop-filter: var(--panel-blur);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-soft);
}

.search-input-modern:focus {
    transform: none;
    box-shadow: none;
    border-color: rgba(59, 130, 246, 0.5);
}

.search-input-modern::placeholder {
    color: rgba(107, 114, 128, 0.7);
    transition: color var(--transition-normal);
}

.search-input-modern:focus::placeholder {
    color: rgba(107, 114, 128, 0.5);
}

/* Sections modernisées avec design unifié */
.section-container {
    position: relative;
    margin-bottom: 2rem;
    background: linear-gradient(180deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.02) 100%);
    backdrop-filter: var(--panel-blur);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-unified);
    box-shadow: var(--shadow-soft);
    transition: all var(--transition-normal);
    overflow: hidden;
}

.dark .section-container {
    background: linear-gradient(180deg, rgba(17,24,39,0.9) 0%, rgba(17,24,39,0.86) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Couleurs par section via variables */
.section-container[data-section="home"] { border-left: 4px solid rgba(var(--section-color-home), 0.35); }
.dark .section-container[data-section="home"] { border-left-color: rgba(var(--section-color-home), 0.45); }

.section-container[data-section="sites"] { border-left: 4px solid rgba(var(--section-color-sites), 0.35); }
.dark .section-container[data-section="sites"] { border-left-color: rgba(var(--section-color-sites), 0.45); }

.section-container[data-section="outils"] { border-left: 4px solid rgba(var(--section-color-outils), 0.35); }
.dark .section-container[data-section="outils"] { border-left-color: rgba(var(--section-color-outils), 0.45); }

.section-container[data-section="multimedia"] { border-left: 4px solid rgba(var(--section-color-multimedia), 0.35); }
.dark .section-container[data-section="multimedia"] { border-left-color: rgba(var(--section-color-multimedia), 0.45); }

.section-container[data-section="serveurs"] { border-left: 4px solid rgba(var(--section-color-serveurs), 0.35); }
.dark .section-container[data-section="serveurs"] { border-left-color: rgba(var(--section-color-serveurs), 0.45); }

.section-container[data-section="ia"] { border-left: 4px solid rgba(var(--section-color-ia), 0.35); }
.dark .section-container[data-section="ia"] { border-left-color: rgba(var(--section-color-ia), 0.45); }

/* Accents sobres par section (couleur uniquement sur icône + arrondis) */
.section-container[data-section] { --section-accent-rgb: 99, 102, 241; }
.section-container[data-section="home"] { --section-accent-rgb: var(--section-color-home); }
.section-container[data-section="sites"] { --section-accent-rgb: var(--section-color-sites); }
.section-container[data-section="outils"] { --section-accent-rgb: var(--section-color-outils); }
.section-container[data-section="multimedia"] { --section-accent-rgb: var(--section-color-multimedia); }
.section-container[data-section="serveurs"] { --section-accent-rgb: var(--section-color-serveurs); }
.section-container[data-section="ia"] { --section-accent-rgb: var(--section-color-ia); }

/* Liseré coloré à gauche – base et hover subtil, unifié par variable */
.section-container[data-section] {
    border-left-width: 4px;
    border-left-style: solid;
    border-left-color: rgba(var(--section-accent-rgb), 0.35) !important;
    transition: border-left-color var(--transition-normal);
}
.dark .section-container[data-section] {
    border-left-color: rgba(var(--section-accent-rgb), 0.45) !important;
}
.section-container[data-section]:hover {
    border-left-color: rgba(var(--section-accent-rgb), 0.55) !important;
    /* Teinter subtilement tout le liseré (haut/droite/bas) avec la couleur de section */
    border-color: rgba(var(--section-accent-rgb), 0.22) !important;
}
.dark .section-container[data-section]:hover {
    border-left-color: rgba(var(--section-accent-rgb), 0.65) !important;
    border-color: rgba(var(--section-accent-rgb), 0.28) !important;
}

/* Halo couleur dans les arrondis (verre fumé) */
.section-container[data-section]::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    pointer-events: none;
    background:
        radial-gradient(140px 140px at 20px 20px, rgba(var(--section-accent-rgb), 0.15), transparent 65%);
}

.section-container:hover {
    transform: none;
    box-shadow: none;
    border-color: inherit;
}

.dark .section-container:hover {
    border-color: rgba(255, 255, 255, 0.2);
}

.section-header {
    position: relative;
    transition: background-color var(--transition-normal), border-color var(--transition-normal), color var(--transition-normal);
    cursor: pointer;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 0;
    padding: 0.75rem 1rem !important;
    min-height: 55px !important;
    height: 55px !important;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.dark .section-header {
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.section-header:hover {
    background: rgba(255, 255, 255, 0.05);
}

.dark .section-header:hover {
    background: rgba(255, 255, 255, 0.02);
}

.section-toggle {
    transition: transform var(--transition-normal);
}

.section-toggle:hover {
    transform: scale(1.1);
}

.section-toggle i {
    transition: transform var(--transition-normal);
}

.section-container.collapsed .section-toggle i {
    transform: rotate(180deg);
}

.section-content {
    transition: opacity var(--transition-normal), color var(--transition-normal), background-color var(--transition-normal);
    overflow: visible; /* permet à l'ombre/élévation des cartes d'être visible */
    padding: 1.25rem 1.25rem;
    background: rgba(255, 255, 255, 0.02);
    display: grid;
    gap: 1.5rem;
}

.dark .section-content {
    background: rgba(0, 0, 0, 0.1);
}

/* Grille dynamique - sera gérée par JavaScript */
.section-content {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Classes pour différents nombres de cartes */
.section-content.grid-1 { grid-template-columns: 1fr; }
.section-content.grid-2 { grid-template-columns: repeat(2, 1fr); }
.section-content.grid-3 { grid-template-columns: repeat(3, 1fr); }
.section-content.grid-4 { grid-template-columns: repeat(4, 1fr); }
.section-content.grid-5 { grid-template-columns: repeat(5, 1fr); }
.section-content.grid-6 { grid-template-columns: repeat(3, 1fr); }
.section-content.grid-7 { grid-template-columns: repeat(4, 1fr); }
.section-content.grid-8 { grid-template-columns: repeat(4, 1fr); }
.section-content.grid-9 { grid-template-columns: repeat(5, 1fr); }
.section-content.grid-10 { grid-template-columns: repeat(5, 1fr); }

.section-container.collapsed .section-content {
    max-height: 0;
    opacity: 0;
    margin-top: 0;
    padding-top: 0;
    padding-bottom: 0;
    overflow: hidden;
    transition: all 0.3s ease-in-out;
}

.section-container:not(.collapsed) .section-content {
    max-height: 2000px;
    opacity: 1;
    transition: all 0.3s ease-in-out;
}

/* Anciennes sections accordéon (pour compatibilité) */
details > summary {
    position: relative;
    transition: all var(--transition-normal);
    border-radius: var(--border-radius-lg);
    backdrop-filter: var(--blur-soft);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 1.5rem;
    margin-bottom: 1rem;
    background: rgba(255, 255, 255, 0.05);
}

details > summary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: none;
    box-shadow: none;
}

.dark details > summary {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.dark details > summary:hover {
    background: rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.15);
}

details > summary::before {
    content: '\f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    margin-right: 0.75rem;
    font-size: 1rem;
    transition: transform var(--transition-normal);
    display: inline-block;
    color: #3b82f6;
}

details[open] > summary::before {
    transform: rotate(-180deg);
}

/* Contenu des sections */
.details-content {
    border-radius: var(--border-radius-lg);
    backdrop-filter: var(--blur-soft);
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.02);
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.dark .details-content {
    background: rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* Contenu des cartes optimisé - Design professionnel */
.service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    line-height: 1.2;
    flex-shrink: 0;
    text-align: center;
    width: 100%;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    letter-spacing: -0.025em;
}

.service-card p {
    font-size: 0.9rem;
    line-height: 1.4;
    flex-shrink: 0;
    text-align: center;
    width: 100%;
    margin: 0;
    color: rgba(255, 255, 255, 0.9);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    font-weight: 400;
}

/* Résultats de recherche modernisés */
.search-result-item {
    position: relative;
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal), border-color var(--transition-normal);
    border-radius: var(--border-radius-lg);
    backdrop-filter: var(--panel-blur);
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    padding: 1rem;
    margin-bottom: 0.5rem;
}

.search-result-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(59, 130, 246, 0.3);
    transform: none;
    box-shadow: none;
}

.dark .search-result-item {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.dark .search-result-item:hover {
    background: rgba(0, 0, 0, 0.3);
    border-color: rgba(59, 130, 246, 0.4);
}

/* Bouton de thème modernisé */
.theme-button {
    position: relative;
    overflow: hidden;
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal), transform var(--transition-normal), border-color var(--transition-normal);
    backdrop-filter: var(--panel-blur);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-soft);
}

.theme-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}

.theme-button:hover::before {
    opacity: 1;
}

.theme-button:hover {
    transform: none;
    box-shadow: none;
}

.theme-button:active {
    transform: none;
}

.dark .theme-button {
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.dark .theme-button::before {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
}

/* Fenêtre de dialogue modernisée */
/* Styles liés au chat IA supprimés */

/* Spinner modernisé */
.spinner {
    border: 3px solid rgba(0, 0, 0, 0.1);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border-left-color: #3b82f6;
    animation: spin 1s linear infinite;
    position: relative;
}

.spinner::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border: 3px solid transparent;
    border-top-color: rgba(59, 130, 246, 0.3);
    border-radius: 50%;
    animation: spin 1.5s linear infinite reverse;
}

.dark .spinner {
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-left-color: #60a5fa;
}

.dark .spinner::before {
    border-top-color: rgba(96, 165, 250, 0.3);
}

/* Responsive design amélioré */
@media (max-width: 768px) {
    .service-card {
        border-radius: var(--border-radius-lg);
        height: 170px;
    }
    
    .widget-card {
        border-radius: var(--border-radius-lg);
    }
    
    .details-content {
        padding: 1rem;
        border-radius: var(--border-radius-lg);
    }
    
    details > summary {
        padding: 0.75rem 1rem;
        border-radius: var(--border-radius-lg);
    }
}

@media (max-width: 480px) {
    .service-card {
        border-radius: var(--border-radius-md);
    }
    
    .widget-card {
        border-radius: var(--border-radius-md);
    }
    
    .details-content {
        padding: 0.75rem;
        border-radius: var(--border-radius-md);
    }
    
    details > summary {
        padding: 0.5rem 0.75rem;
        border-radius: var(--border-radius-md);
    }
}

/* Animations d'entrée pour les éléments */
.service-card {
    animation: fadeInUp 0.6s ease-out;
}

.service-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2) { animation-delay: 0.2s; }
.service-card:nth-child(3) { animation-delay: 0.3s; }
.service-card:nth-child(4) { animation-delay: 0.4s; }
.service-card:nth-child(5) { animation-delay: 0.5s; }

.widget-card {
    animation: fadeInScale 0.5s ease-out;
}

.widget-card:nth-child(1) { animation-delay: 0.1s; }
.widget-card:nth-child(2) { animation-delay: 0.2s; }
.widget-card:nth-child(3) { animation-delay: 0.3s; }

/* Effets de focus améliorés */
.service-card:focus,
.widget-card:focus,
.btn-modern:focus,
.theme-button:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

/* Transitions de page */
.page-transition {
    animation: fadeInUp 0.8s ease-out;
}

/* États de chargement */
.loading-state {
    opacity: 0.6;
    pointer-events: none;
}

.loading-state::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 1.5s infinite;
}

.dark .loading-state::after {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

/* Amélioration de l'accessibilité */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Mode contraste élevé */
@media (prefers-contrast: high) {
    .service-card,
    .widget-card,
    .btn-modern,
    .theme-button {
        border-width: 2px;
        border-color: currentColor;
    }
    
    .glass,
    .glass-medium,
    .glass-strong {
        background: rgba(255, 255, 255, 0.9);
        backdrop-filter: none;
    }
    
    .dark .glass,
    .dark .glass-medium,
    .dark .glass-strong {
        background: rgba(0, 0, 0, 0.9);
    }
}

/* Animations CSS personnalisées */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

.animate-fade-in-scale {
    animation: fadeInScale 0.5s ease-out forwards;
}

.animate-slide-in-right {
    animation: slideInRight 0.5s ease-out forwards;
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* Animations d'entrée pour les sections */
.section-container {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.section-container.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Animations d'entrée pour les cartes */
.service-card { /* supprimer l’animation d’entrée pour éviter tout effet de net */ }
.service-card.animate-in { }

/* Responsive Design pour les nouvelles sections */
@media (max-width: 768px) {
    .section-content {
        padding: 1rem;
        gap: 1rem;
    }
    
    .section-header {
        padding: 0.75rem 1rem !important;
        min-height: 50px !important;
        height: 50px !important;
    }
    
    .service-card {
        padding: 1rem;
        height: 170px;
    }
    
    .service-card h3 {
        font-size: 1.1rem;
        margin-bottom: 0.4rem;
    }
    
    .service-card p {
        font-size: 0.85rem;
        line-height: 1.3;
    }
    
    /* Sur mobile, forcer 1 colonne */
    .section-content {
        grid-template-columns: 1fr !important;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    /* Sur tablette, adapter la grille */
    .section-content.grid-1 { grid-template-columns: 1fr; }
    .section-content.grid-2 { grid-template-columns: repeat(2, 1fr); }
    .section-content.grid-3 { grid-template-columns: repeat(3, 1fr); }
    .section-content.grid-4 { grid-template-columns: repeat(2, 1fr); }
    .section-content.grid-5 { grid-template-columns: repeat(3, 1fr); }
    .section-content.grid-6 { grid-template-columns: repeat(3, 1fr); }
    .section-content.grid-7 { grid-template-columns: repeat(3, 1fr); }
    .section-content.grid-8 { grid-template-columns: repeat(4, 1fr); }
    .section-content.grid-9 { grid-template-columns: repeat(3, 1fr); }
    .section-content.grid-10 { grid-template-columns: repeat(4, 1fr); }
}

@media (min-width: 1280px) {
    /* Optimisations pour les grands écrans */
    .section-content {
        padding: 2rem;
        gap: 2rem;
    }
    
    .service-card {
        padding: 2rem;
        height: 170px;
    }
    
    .service-card h3 {
        font-size: 1.4rem;
        margin-bottom: 0.6rem;
    }
    
    .service-card p {
        font-size: 1rem;
        line-height: 1.5;
    }
}

/* Bordure opaque unifiée (couleur pilotée par --card-border). 
   Par défaut neutre, mais chaque carte peut définir --card-border via JS selon sa couleur. */
:root { --card-border: transparent; }
.dark { --card-border: transparent; }

.service-card,
.service-card[data-bg-image],
.service-card:hover,
.dark .service-card,
.dark .service-card:hover {
    border: none;
}

/* ===== STYLES POUR LE MODE ÉDITION INTERACTIF ===== */

/* Styles pour le mode édition */
.edit-mode .section-container {
    border: 2px dashed #3b82f6;
    border-radius: var(--radius-unified);
    padding: 16px;
    margin-bottom: 16px;
    transition: all var(--transition-normal);
    position: relative;
    pointer-events: auto;
    user-select: none;
}

.edit-mode .section-container:hover {
    border-color: #1d4ed8;
    background-color: rgba(59, 130, 246, 0.05);
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.edit-mode .service-card {
    border: 2px dashed #10b981;
    border-radius: var(--radius-unified);
    transition: all var(--transition-normal);
    position: relative;
    user-select: none;
}

.edit-mode .service-card:hover {
    border-color: #059669;
    background-color: rgba(16, 185, 129, 0.05);
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

/* Poignées de drag */
.section-drag-handle {
    cursor: move;
    opacity: 0.6;
    transition: all var(--transition-fast);
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 10;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 4px;
    padding: 4px;
    backdrop-filter: blur(4px);
    touch-action: none;
}

.section-drag-handle:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 1);
    transform: scale(1.1);
}

.dark .section-drag-handle {
    background: rgba(0, 0, 0, 0.7);
    color: #f1f5f9;
}

.dark .section-drag-handle:hover {
    background: rgba(0, 0, 0, 0.9);
}

/* Boutons d'édition des cartes */
.card-edit-btn {
    transition: all var(--transition-fast);
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 10;
    width: 32px;
    height: 32px;
    background: #3b82f6;
    color: white;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.8);
}

/* Boutons d'ajout de cartes */
.add-card-btn {
    transition: all var(--transition-fast);
    width: 100%;
    height: 128px;
    border: 2px dashed #6b7280;
    border-radius: var(--radius-unified);
    background: rgba(107, 114, 128, 0.05);
    color: #6b7280;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    opacity: 0.7;
    transform: scale(1);
}

.add-card-btn:hover {
    border-color: #3b82f6;
    color: #3b82f6;
    background: rgba(59, 130, 246, 0.1);
    opacity: 1;
    transform: scale(1.02);
}

.dark .add-card-btn {
    border-color: #9ca3af;
    color: #9ca3af;
    background: rgba(156, 163, 175, 0.05);
}

.dark .add-card-btn:hover {
    border-color: #60a5fa;
    color: #60a5fa;
    background: rgba(96, 165, 250, 0.1);
}

.service-card:hover .card-edit-btn {
    opacity: 1;
    transform: scale(1);
}

.card-edit-btn:hover {
    background: #1d4ed8;
    transform: scale(1.1);
}

/* Styles SortableJS */
.sortable-ghost {
    opacity: 0.4;
    background: #f3f4f6;
    border: 2px dashed #6b7280;
    border-radius: var(--radius-unified);
}

.dark .sortable-ghost {
    background: #374151;
    border-color: #9ca3af;
}

.sortable-chosen {
    transform: scale(1.02);
    box-shadow: var(--shadow-medium);
    border-radius: var(--radius-unified);
}

.sortable-drag {
    transform: rotate(5deg);
    box-shadow: var(--shadow-large);
    border-radius: var(--radius-unified);
}

/* Animation pour les changements d'ordre */
.section-container,
.service-card {
    transition: all var(--transition-normal);
}

/* Indicateur de mode édition */
.edit-mode::before {
    content: "Mode Édition Actif - Ctrl+E pour basculer";
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(90deg, #3b82f6, #10b981);
    color: white;
    text-align: center;
    padding: 12px;
    font-size: 14px;
    font-weight: 600;
    z-index: 1100; /* sous la modale mais au-dessus du reste */
    animation: slideDown 0.3s ease;
    box-shadow: var(--shadow-soft);
    pointer-events: none; /* ne bloque pas les clics sur le header */
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

/* Bouton de mode édition */
#edit-mode-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1301;
    padding: 12px 20px;
    background: linear-gradient(135deg, #3b82f6, #10b981);
    color: white;
    border: none;
    border-radius: var(--radius-unified);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(10px);
}

/* Quand le bandeau d'édition est visible, descendre le bouton pour éviter le chevauchement */
.edit-mode #edit-mode-toggle {
    top: 56px;
}

/* Header: empêcher la casse multi-lignes sur certains libellés */
.nowrap { white-space: nowrap; }

/* Header actions compaction et discrétion */
#header-actions { gap: 10px; }
#header-actions .action-btn { /* ancien style, conservé pour compat */
    height: 40px;
    border-radius: 6px;
    background: rgba(255,255,255,0.65);
    border: 1px solid rgba(148,163,184,.22);
    padding: 0 12px;
}
.dark #header-actions .action-btn {
    background: rgba(17,24,39,0.7);
    border-color: rgba(148,163,184,.18);
}
#header-actions .action-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-soft);
}

/* Prévenir le chevauchement: grille responsive */
.header-grid { display: grid; grid-template-columns: 1fr auto; align-items: center; }
@media (max-width: 900px) {
  .header-grid { grid-template-columns: 1fr; row-gap: 10px; }
  #header-actions { justify-content: flex-start; flex-wrap: wrap; }
}

#edit-mode-toggle:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

#edit-mode-toggle:active {
    transform: translateY(0);
}

/* Modal d'édition */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1200; /* au-dessus de la bannière du mode édition */
    backdrop-filter: var(--overlay-blur);
}

.modal-content {
    background: linear-gradient(180deg, rgba(255,255,255,0.95), rgba(255,255,255,0.88));
    border-radius: var(--radius-unified);
    padding: 24px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-large);
    animation: modalSlideIn 0.3s ease;
}

/* Variante de largeur pour les modales de type tableau/outil */
.modal-content.wide {
    max-width: 42rem; /* ~672px */
}

.dark .modal-content {
    background: linear-gradient(180deg, rgba(30,41,59,0.95), rgba(30,41,59,0.88));
    color: #f1f5f9;
}

/* Variante forcée sombre pour certaines modales (utilisée pour l'ajout/édition de carte
   afin d'éviter l'effet "ultra blanc" en thème clair) */
.modal-content.modal-dark {
    background: linear-gradient(180deg, rgba(30,41,59,0.95), rgba(30,41,59,0.88));
    color: #f1f5f9;
}
.modal-content.modal-dark input,
.modal-content.modal-dark textarea,
.modal-content.modal-dark select {
    background: rgba(55,65,81,0.9);
    border-color: rgba(75,85,99,0.9);
    color: #f1f5f9;
}
.modal-content.modal-dark input::placeholder,
.modal-content.modal-dark textarea::placeholder {
    color: #94a3b8;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-content input,
.modal-content textarea,
.modal-content select {
    width: 100%;
    padding: 12px;
    border: 2px solid rgba(229,231,235,0.8);
    border-radius: var(--radius-unified);
    font-size: 14px;
    transition: all var(--transition-fast);
    background: rgba(255,255,255,0.9);
}

.dark .modal-content input,
.dark .modal-content textarea,
.dark .modal-content select {
    background: rgba(55,65,81,0.9);
    border-color: rgba(75,85,99,0.9);
    color: #f1f5f9;
}

.modal-content input:focus,
.modal-content textarea:focus,
.modal-content select:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.modal-content button {
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-unified);
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal-content .btn-primary {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
}

.modal-content .btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
}

.modal-content .btn-secondary {
    background: linear-gradient(135deg, #6b7280, #4b5563);
    color: white;
}

.modal-content .btn-secondary:hover {
    background: #4b5563;
    transform: translateY(-1px);
}

/* Bouton + discret pour ajouter une carte dans l'en-tête de section */
.section-add-card-btn {
    position: absolute;
    top: 10px;
    right: 44px; /* laissé de l'espace pour la poignée de drag */
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-unified);
    border: 1px solid rgba(15, 23, 42, 0.12);
    background: transparent;
    color: #475569;
}
.section-add-card-btn i { font-size: 14px; line-height: 1; }
.dark .section-add-card-btn {
    border-color: rgba(255, 255, 255, 0.15);
    color: #cbd5e1;
}

/* Responsive pour le mode édition */
@media (max-width: 768px) {
    .edit-mode::before {
        font-size: 12px;
        padding: 8px;
    }
    
    #edit-mode-toggle {
        top: 10px;
        right: 10px;
        padding: 8px 16px;
        font-size: 14px;
    }
    
    .modal-content {
        margin: 20px;
        padding: 20px;
    }
}