/* ========================================
   NOUVEAU DESIGN - CONCOURS LUMUMBA 2025
   Éditions Elembo - Style Moderne
   ======================================== */

/* ========================================
   VARIABLES CSS MODERNES - STYLE ENABEL
   ======================================== */
:root {
    /* Couleurs Éditions Elembo */
    --elembo-primary: #008f8c;
    --elembo-secondary: #00b4b1;
    --elembo-accent: #00d4d1;
    --elembo-dark: #006d6a;
    --elembo-darker: #004d4a;
    --elembo-light: #4dc3c0;
    --elembo-lighter: #80d8d6;
    
    /* Couleurs de fond style Éditions Elembo */
--bg-primary: #0f172a;
--bg-secondary: #1e293b;
--bg-tertiary: #334155;
--bg-card: #1e293b;
--bg-glass: rgba(30, 41, 59, 0.9);
    
    /* Couleurs de texte style Éditions Elembo - Contraste amélioré */
--text-primary: #ffffff;
--text-secondary: #e2e8f0;
--text-muted: #cbd5e1;
--text-accent: var(--elembo-primary);
    
    /* Ombres style Enabel */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-2xl: 0 25px 50px rgba(0, 0, 0, 0.25);
    --shadow-elembo: 0 8px 32px rgba(0, 143, 140, 0.15);
    
    /* Bordures style Éditions Elembo */
--border-light: #475569;
--border-medium: #64748b;
--border-elembo: var(--elembo-primary);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ========================================
   RÉINITIALISATION ET BASE
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ========================================
   CLASSES UTILITAIRES ÉLEMBO
   ======================================== */

/* Couleurs de texte */
.elembo-primary { color: var(--elembo-primary) !important; }
.elembo-secondary { color: var(--elembo-secondary) !important; }
.elembo-accent { color: var(--elembo-accent) !important; }
.elembo-light { color: var(--elembo-light) !important; }

/* Couleurs de fond */
.bg-elembo-primary { background-color: var(--elembo-primary) !important; }
.bg-elembo-secondary { background-color: var(--elembo-secondary) !important; }
.bg-elembo-accent { background-color: var(--elembo-accent) !important; }
.bg-elembo-light { background-color: var(--elembo-light) !important; }

/* Gradients Élembo */
.elembo-gradient {
    background: linear-gradient(135deg, var(--elembo-primary) 0%, var(--elembo-secondary) 50%, var(--elembo-accent) 100%);
}

.elembo-gradient-reverse {
    background: linear-gradient(135deg, var(--elembo-accent) 0%, var(--elembo-secondary) 50%, var(--elembo-primary) 100%);
}

.elembo-gradient-radial {
    background: radial-gradient(circle at center, var(--elembo-secondary) 0%, var(--elembo-primary) 100%);
}

/* ========================================
   EFFETS DE VERRE STYLE ENABEL
   ======================================== */
.glass-effect {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-lg);
}

/* Amélioration du contraste pour les sections avec fond coloré */
[style*="background: linear-gradient(135deg, #008f8c"] .text-slate-300,
[style*="background: linear-gradient(135deg, #008f8c"] .text-white {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
    font-weight: 500;
}

/* Contraste amélioré pour les badges et éléments décoratifs */
.badge-elembo {
    background: rgba(0, 143, 140, 0.1);
    color: var(--elembo-primary);
    border: 1px solid rgba(0, 143, 140, 0.3);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.glass-effect-strong {
    background: rgba(30, 41, 59, 0.95);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border: 1px solid var(--border-medium);
    box-shadow: var(--shadow-xl);
}

.glass-effect-elembo {
    background: rgba(0, 143, 140, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 143, 140, 0.3);
    box-shadow: var(--shadow-elembo);
}

/* ========================================
   CARTES ET CONTENEURS STYLE ENABEL
   ======================================== */
.card-modern {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.card-modern:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--border-medium);
}

.card-elembo {
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(0, 143, 140, 0.1) 100%);
    border: 1px solid rgba(0, 143, 140, 0.2);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.card-elembo:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-elembo);
    border-color: var(--elembo-primary);
}

/* ========================================
   BOUTONS STYLE ENABEL
   ======================================== */
.btn-modern {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-elembo {
    background: var(--elembo-gradient);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-elembo:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 32px rgba(0, 143, 140, 0.4);
    background: linear-gradient(135deg, #008f8c, #006d6a, #004d4a);
}

.btn-elembo::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 143, 140, 0.3), transparent);
    transition: left var(--transition-slow);
}

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

.btn-outline-elembo {
    background: transparent;
    color: var(--elembo-primary);
    border: 2px solid var(--elembo-primary);
}

.btn-outline-elembo:hover {
    background: linear-gradient(135deg, #008f8c, #006d6a, #004d4a);
    color: white;
    transform: translateY(-1px);
    border-color: #008f8c;
}

/* ========================================
   TYPOGRAPHIE MODERNE - CONTRASTE AMÉLIORÉ
   ======================================== */
.text-gradient-elembo {
    background: var(--elembo-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-white {
    background: linear-gradient(135deg, #ffffff 0%, #e5e5e5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Amélioration du contraste des textes */
.text-white {
    color: #ffffff !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.text-slate-100 {
    color: #f1f5f9 !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.text-slate-200 {
    color: #e2e8f0 !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.text-slate-300 {
    color: #cbd5e1 !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.text-slate-400 {
    color: #94a3b8 !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

/* Contraste amélioré pour les textes sur fond sombre */
.bg-slate-900 .text-slate-300,
.bg-slate-800 .text-slate-300,
.bg-slate-900 .text-slate-400,
.bg-slate-800 .text-slate-400 {
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* Contraste amélioré pour les textes sur fond clair */
.bg-white .text-slate-600 {
    color: #475569 !important;
    text-shadow: none;
}

.bg-white .text-slate-700 {
    color: #334155 !important;
    text-shadow: none;
}

.bg-white .text-slate-800 {
    color: #1e293b !important;
    text-shadow: none;
}

.bg-white .text-slate-900 {
    color: #0f172a !important;
    text-shadow: none;
}

.heading-hero {
    font-size: clamp(3rem, 8vw, 8rem);
    font-weight: 900;
    line-height: 0.9;
    letter-spacing: -0.02em;
}

.heading-large {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
}

.heading-medium {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
}

/* ========================================
   ANIMATIONS MODERNES
   ======================================== */
@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 float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes pulse-elembo {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(0, 143, 140, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(0, 143, 140, 0);
    }
}

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

/* Classes d'animation */
.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

.animate-fade-in-scale {
    animation: fadeInScale 0.6s ease-out;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

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

.animate-shimmer {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    background-size: 200% 100%;
    animation: shimmer 2s infinite;
}

/* ========================================
   EFFETS SPÉCIAUX
   ======================================== */
.glow-elembo {
    box-shadow: 0 0 20px rgba(0, 143, 140, 0.5);
}

.glow-elembo:hover {
    box-shadow: 0 0 40px rgba(0, 143, 140, 0.8);
}

.neon-border {
    position: relative;
}

.neon-border::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 2px;
    background: var(--elembo-gradient);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.neon-border:hover::before {
    opacity: 1;
}

/* ========================================
   NAVIGATION MODERNE
   ======================================== */
.nav-modern {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    padding: 1rem 0;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--elembo-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--elembo-gradient);
    transition: width var(--transition-normal);
}

.nav-link:hover::after {
    width: 100%;
}

/* ========================================
   FORMULAIRES MODERNES
   ======================================== */
.form-modern {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

.input-modern {
    width: 100%;
    padding: 1rem 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-normal);
}

.input-modern:focus {
    outline: none;
    border-color: var(--elembo-primary);
    box-shadow: 0 0 0 3px rgba(0, 143, 140, 0.1);
}

.input-modern::placeholder {
    color: var(--text-muted);
}

/* ========================================
   ICÔNES ET BADGES STYLE ENABEL
   ======================================== */
.icon-circle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--elembo-gradient);
    color: white;
    font-size: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.icon-square {
    width: 60px;
    height: 60px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--elembo-gradient);
    color: white;
    font-size: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.badge-elembo {
    display: inline-flex;
    align-items: center;
    padding: 0.375rem 0.75rem;
    background: rgba(0, 143, 140, 0.08);
    border: 1px solid rgba(0, 143, 140, 0.2);
    border-radius: 16px;
    color: var(--elembo-primary);
    font-size: 0.75rem;
    font-weight: 600;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 768px) {
    .card-modern,
    .card-elembo {
        padding: 1.5rem;
    }
    
    .btn-modern {
        padding: 0.875rem 1.5rem;
        font-size: 0.875rem;
    }
    
    .icon-circle,
    .icon-square {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
}

@media (max-width: 640px) {
    .card-modern,
    .card-elembo {
        padding: 1rem;
    }
    
    .btn-modern {
        padding: 0.75rem 1.25rem;
        font-size: 0.8rem;
    }
}

/* ========================================
   SCROLLBAR PERSONNALISÉE
   ======================================== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--elembo-gradient);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--elembo-secondary);
}

/* ========================================
   UTILITAIRES SUPPLÉMENTAIRES
   ======================================== */
.text-shadow {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.text-shadow-elembo {
    text-shadow: 0 2px 8px rgba(0, 143, 140, 0.5);
}

/* Amélioration de la visibilité pour le titre Catégories */
.heading-large .elembo-primary {
    color: #006d6a !important;
    text-shadow: 0 3px 12px rgba(0, 143, 140, 0.6), 0 1px 4px rgba(0, 0, 0, 0.3);
    font-weight: 800;
    letter-spacing: -0.02em;
}

/* Contraste amélioré pour les textes verts sur fond blanc */
.bg-white .elembo-primary {
    color: #006d6a !important;
    text-shadow: 0 2px 6px rgba(0, 143, 140, 0.4), 0 1px 3px rgba(0, 0, 0, 0.2);
    font-weight: 700;
}

.blur-bg {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.gradient-text {
    background: var(--elembo-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hover-lift {
    transition: transform var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-4px);
}

.hover-scale {
    transition: transform var(--transition-normal);
}

.hover-scale:hover {
    transform: scale(1.05);
}

/* ========================================
   EFFETS DE PARTICULES
   ======================================== */
.particle {
    position: absolute;
    background: var(--elembo-primary);
    border-radius: 50%;
    opacity: 0.6;
    animation: float 6s ease-in-out infinite;
}

.particle-1 {
    width: 4px;
    height: 4px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.particle-2 {
    width: 6px;
    height: 6px;
    top: 60%;
    right: 20%;
    animation-delay: 2s;
}

.particle-3 {
    width: 3px;
    height: 3px;
    bottom: 30%;
    left: 20%;
    animation-delay: 4s;
}

/* ========================================
   AMÉLIORATION DE LA VISIBILITÉ DES FORMULAIRES
   ======================================== */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
textarea,
select {
    color: #ffffff !important;
    background-color: rgba(255, 255, 255, 0.1) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    border-radius: 8px !important;
    padding: 12px 16px !important;
    font-size: 16px !important;
    transition: all 0.3s ease !important;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="number"]:focus,
textarea:focus,
select:focus {
    outline: none !important;
    border-color: var(--elembo-primary) !important;
    box-shadow: 0 0 0 3px rgba(0, 143, 140, 0.2) !important;
    background-color: rgba(255, 255, 255, 0.15) !important;
}

input[type="text"]::placeholder,
input[type="email"]::placeholder,
input[type="password"]::placeholder,
input[type="number"]::placeholder,
textarea::placeholder {
    color: rgba(255, 255, 255, 0.6) !important;
}

/* Styles spécifiques pour les formulaires sur fond sombre */
.bg-gradient-to-br input[type="text"],
.bg-gradient-to-br input[type="email"],
.bg-gradient-to-br input[type="password"],
.bg-gradient-to-br input[type="number"],
.bg-gradient-to-br textarea,
.bg-gradient-to-br select {
    color: #ffffff !important;
    background-color: rgba(255, 255, 255, 0.1) !important;
    border: 1px solid rgba(255, 255, 255, 0.3) !important;
}

.bg-gradient-to-br input[type="text"]:focus,
.bg-gradient-to-br input[type="email"]:focus,
.bg-gradient-to-br input[type="password"]:focus,
.bg-gradient-to-br input[type="number"]:focus,
.bg-gradient-to-br textarea:focus,
.bg-gradient-to-br select:focus {
    background-color: rgba(255, 255, 255, 0.2) !important;
    border-color: var(--elembo-primary) !important;
    box-shadow: 0 0 0 3px rgba(0, 143, 140, 0.3) !important;
}

/* Styles pour les formulaires sur fond clair */
.bg-white input[type="text"],
.bg-white input[type="email"],
.bg-white input[type="password"],
.bg-white input[type="number"],
.bg-white textarea,
.bg-white select {
    color: #1e293b !important;
    background-color: #ffffff !important;
    border: 1px solid #e2e8f0 !important;
}

.bg-white input[type="text"]:focus,
.bg-white input[type="email"]:focus,
.bg-white input[type="password"]:focus,
.bg-white input[type="number"]:focus,
.bg-white textarea:focus,
.bg-white select:focus {
    border-color: var(--elembo-primary) !important;
    box-shadow: 0 0 0 3px rgba(0, 143, 140, 0.1) !important;
}

.bg-white input[type="text"]::placeholder,
.bg-white input[type="email"]::placeholder,
.bg-white input[type="password"]::placeholder,
.bg-white input[type="number"]::placeholder,
.bg-white textarea::placeholder {
    color: #64748b !important;
}

/* ========================================
   NAVIGATION STYLE SIMPLIFIÉ - HEADER ÉPURÉ
   ======================================== */
/* Styles supprimés pour éviter les clignotements et effets trop agressifs */

/* ========================================
   FIN DU NOUVEAU DESIGN
   ======================================== */