/* Header Moderne Inspiré de Jace.ai - Styles CSS */

/* Header principal avec effet de transparence */
.jace-header-backdrop {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.dark .jace-header-backdrop {
    background: rgba(0, 0, 0, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

/* État scrolled - plus prononcé */
#navbar.scrolled .jace-header-backdrop {
    background: rgba(255, 255, 255, 0.95);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
}

.dark #navbar.scrolled .jace-header-backdrop {
    background: rgba(0, 0, 0, 0.95);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
}

/* Navigation links - Style minimaliste Jace.ai */
.jace-nav-link {
    position: relative;
    transition: color 0.2s ease;
    padding: 8px 0;
}

.jace-nav-link:hover {
    color: #8b5cf6;
}

.dark .jace-nav-link:hover {
    color: #8b5cf6;
}

/* Effet de soulignement subtil au hover */
.jace-nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: #8b5cf6;
    transition: width 0.3s ease;
}

.dark .jace-nav-link::after {
    background: #8b5cf6;
}

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

/* CTA Button - Style Jace.ai */
.jace-cta {
    transition: all 0.2s ease;
    border: none;
    font-weight: 500;
}

.jace-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.12);
}

.dark .jace-cta:hover {
    box-shadow: 0 4px 8px rgba(255, 255, 255, 0.12);
}

/* Logo hover effect */
.group:hover .group-hover\:scale-110 {
    transform: scale(1.1);
}

/* Mobile menu backdrop - Style Jace.ai optimisé */
.jace-mobile-backdrop {
    position: fixed;
    top: 64px; /* Hauteur ajustée pour le header */
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border-top: 1px solid rgba(139, 92, 246, 0.1);
    animation: slideDown 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1000;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.dark .jace-mobile-backdrop {
    background: rgba(0, 0, 0, 0.98);
    border-top: 1px solid rgba(139, 92, 246, 0.2);
}

/* Animation d'ouverture du menu mobile */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Liens mobiles */
.jace-mobile-link {
    transition: all 0.2s ease;
}

.jace-mobile-link:hover {
    transform: translateX(4px);
}

/* Animations d'entrée pour les éléments mobiles */
.jace-mobile-link {
    opacity: 0;
    animation: fadeInUp 0.4s ease-out forwards;
}

.jace-mobile-link:nth-child(1) { animation-delay: 0.1s; }
.jace-mobile-link:nth-child(2) { animation-delay: 0.15s; }
.jace-mobile-link:nth-child(3) { animation-delay: 0.2s; }
.jace-mobile-link:nth-child(4) { animation-delay: 0.25s; }

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

/* Typographie fine */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Amélioration pour les écrans haute résolution */
@media (-webkit-min-device-pixel-ratio: 2) {
    .jace-header-backdrop {
        border-bottom-width: 0.5px;
    }
    
    .dark .jace-header-backdrop {
        border-bottom-width: 0.5px;
    }
}

/* États de focus pour l'accessibilité - Corrigé */
.jace-nav-link:focus,
.jace-cta:focus {
    outline: 2px solid #8b5cf6;
    outline-offset: 2px;
    border-radius: 4px;
}

.dark .jace-nav-link:focus,
.dark .jace-cta:focus {
    outline-color: #8b5cf6;
}

/* Bouton menu mobile - sans focus outline persistant */
#mobile-menu-button {
    outline: none !important;
    -webkit-tap-highlight-color: transparent !important;
}

#mobile-menu-button:focus {
    outline: none !important;
    box-shadow: none !important;
    border: none !important;
}

#mobile-menu-button:active {
    outline: none !important;
    transform: scale(0.95);
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .jace-header-backdrop {
        background: rgba(255, 255, 255, 1);
        border-bottom: 2px solid #000;
    }
    
    .dark .jace-header-backdrop {
        background: rgba(0, 0, 0, 1);
        border-bottom: 2px solid #fff;
    }
    
    .jace-nav-link {
        border: 1px solid transparent;
    }
    
    .jace-nav-link:hover {
        border-color: #000;
        background: rgba(0, 0, 0, 0.05);
    }
    
    .dark .jace-nav-link:hover {
        border-color: #fff;
        background: rgba(255, 255, 255, 0.05);
    }
}

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

/* Optimisations pour tablettes */
@media (max-width: 1024px) {
    .jace-header-backdrop {
        backdrop-filter: blur(15px);
    }
}

/* Optimisations mobile principales */
@media (max-width: 768px) {
    .jace-header-backdrop {
        background: rgba(255, 255, 255, 0.94);
        backdrop-filter: blur(12px);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }
    
    .dark .jace-header-backdrop {
        background: rgba(0, 0, 0, 0.94);
        box-shadow: 0 2px 8px rgba(139, 92, 246, 0.1);
    }
    
    .jace-mobile-backdrop {
        background: rgba(255, 255, 255, 0.96);
        backdrop-filter: blur(15px);
        top: 56px; /* Hauteur mobile ajustée */
    }
    
    .dark .jace-mobile-backdrop {
        background: rgba(0, 0, 0, 0.96);
    }
    
    /* Amélioration du bouton mobile */
    #mobile-menu-button {
        padding: 8px;
        border-radius: 8px;
        transition: all 0.2s ease;
    }
    
    #mobile-menu-button:hover {
        background: rgba(139, 92, 246, 0.1);
    }
    
    #mobile-menu-button:active {
        transform: scale(0.95);
    }
}

/* Smooth transitions pour tous les éléments */
* {
    transition-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
}

/* Amélioration mobile spécifique - Nouvelles optimisations */
@media (max-width: 640px) {
    /* Header mobile optimisé */
    .jace-header-backdrop {
        background: rgba(255, 255, 255, 0.9);
        border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    }
    
    .dark .jace-header-backdrop {
        background: rgba(0, 0, 0, 0.9);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    
    /* Menu mobile - hauteur dynamique */
    .jace-mobile-backdrop {
        top: 64px;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(30px);
        -webkit-backdrop-filter: blur(30px);
    }
    
    .dark .jace-mobile-backdrop {
        background: rgba(0, 0, 0, 0.98);
    }
    
    /* Liens mobiles - taille tactile optimisée */
    .jace-mobile-link {
        min-height: 48px; /* Minimum recommandé pour le tactile */
        padding: 12px 16px !important;
        font-size: 16px !important; /* Éviter le zoom iOS */
        display: flex !important;
        align-items: center !important;
        border-radius: 12px !important;
        transition: all 0.2s ease !important;
    }
    
    .jace-mobile-link:hover,
    .jace-mobile-link:active {
        background-color: rgba(139, 92, 246, 0.1) !important;
        transform: none !important; /* Éviter les animations sur mobile */
    }
    
    /* Bouton mobile - zone tactile agrandie */
    #mobile-menu-button {
        min-width: 44px !important;
        min-height: 44px !important;
        padding: 10px !important;
        border-radius: 12px !important;
        -webkit-tap-highlight-color: transparent;
    }
    
    /* Logo mobile - espacement optimisé */
    .logo-container {
        margin-right: 8px;
    }
    
    /* Amélioration du CTA mobile */
    .jace-cta {
        min-height: 40px;
        padding: 8px 16px !important;
        font-size: 14px !important;
        border-radius: 10px !important;
        -webkit-tap-highlight-color: transparent;
    }
    
    /* Boutons CTA - Design mobile amélioré */
    button[onclick="startFree()"],
    button[onclick="showDemo()"] {
        -webkit-tap-highlight-color: transparent !important;
        -webkit-appearance: none !important;
        user-select: none !important;
        font-size: 16px !important; /* Éviter le zoom iOS */
        letter-spacing: 0.025em;
        font-weight: 600 !important;
        position: relative;
        overflow: hidden;
    }
    
    /* Bouton principal mobile */
    button[onclick="startFree()"] {
        background: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #7c3aed 100%) !important;
        box-shadow: 0 8px 32px rgba(139, 92, 246, 0.3), 0 2px 8px rgba(0, 0, 0, 0.1) !important;
        border: none !important;
        min-height: 56px !important;
    }
    
    button[onclick="startFree()"]:active {
        background: linear-gradient(135deg, #2563eb 0%, #7c3aed 50%, #6d28d9 100%) !important;
        box-shadow: 0 4px 16px rgba(139, 92, 246, 0.4), inset 0 2px 4px rgba(0, 0, 0, 0.1) !important;
        transform: translateY(1px) scale(0.98) !important;
    }
    
    /* Bouton secondaire mobile */
    button[onclick="showDemo()"] {
        background: rgba(17, 24, 39, 0.8) !important;
        backdrop-filter: blur(16px) !important;
        border: 2px solid rgba(139, 92, 246, 0.4) !important;
        min-height: 56px !important;
    }
    
    button[onclick="showDemo()"]:active {
        background: rgba(139, 92, 246, 0.15) !important;
        border-color: rgba(139, 92, 246, 0.6) !important;
        transform: translateY(1px) scale(0.98) !important;
    }
    
    /* Feedback tactile vibrant */
    button[onclick="startFree()"],
    button[onclick="showDemo()"] {
        transition: all 0.15s cubic-bezier(0.4, 0, 0.2, 1) !important;
    }
    
    /* Espacement optimisé pour les pouces */
    .cta-buttons-container {
        padding: 0 16px;
        gap: 16px;
    }
    
    /* Effet ripple mobile */
    button[onclick="startFree()"]:before,
    button[onclick="showDemo()"]:before {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 0;
        height: 0;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.3);
        transform: translate(-50%, -50%);
        transition: width 0.6s, height 0.6s;
        pointer-events: none;
        z-index: 0;
    }
    
    button[onclick="startFree()"]:active:before,
    button[onclick="showDemo()"]:active:before {
        width: 100%;
        height: 100%;
    }
}

/* Très petits écrans (iPhone SE, etc.) */
@media (max-width: 375px) {
    .jace-header-backdrop {
        padding-left: 12px;
        padding-right: 12px;
    }
    
    .jace-mobile-backdrop {
        padding: 16px 12px;
    }
    
    .jace-mobile-link {
        padding: 14px 12px !important;
        font-size: 15px !important;
    }
    
    /* Logo plus compact */
    .logo-container div {
        width: 32px !important;
        height: 32px !important;
    }
    
    .logo-container svg {
        width: 18px !important;
        height: 18px !important;
    }
    
    button[onclick="startFree()"],
    button[onclick="showDemo()"] {
        padding: 16px 20px !important;
        font-size: 15px !important;
        min-height: 52px !important;
    }
    
    /* Adaptation des icônes */
    button[onclick="startFree()"] i,
    button[onclick="showDemo()"] i {
        width: 18px !important;
        height: 18px !important;
    }
}

/* Optimisations pour les écrans tactiles */
@media (pointer: coarse) {
    .jace-mobile-link {
        min-height: 48px !important;
        padding: 14px 16px !important;
    }
    
    #mobile-menu-button {
        min-width: 48px !important;
        min-height: 48px !important;
        padding: 12px !important;
        -webkit-tap-highlight-color: transparent !important;
    }
    
    #mobile-menu-button:focus,
    #mobile-menu-button:active {
        outline: none !important;
        box-shadow: none !important;
        border: none !important;
        -webkit-tap-highlight-color: transparent !important;
    }
    
    /* Éviter les effets hover sur tactile */
    .jace-nav-link:hover::after {
        width: 0 !important;
    }
    
    .jace-mobile-link:hover {
        transform: none !important;
    }
}

/* Amélioration pour l'accessibilité */
@media (prefers-reduced-motion: reduce) {
    .jace-mobile-backdrop {
        animation: none !important;
    }
    
    .jace-mobile-link {
        animation: none !important;
        transition: none !important;
    }
    
    * {
        transition: none !important;
        animation: none !important;
    }
}

/* Support mode sombre amélioré pour mobile */
@media (max-width: 640px) {
    .dark .jace-mobile-link:hover,
    .dark .jace-mobile-link:active {
        background-color: rgba(139, 92, 246, 0.15) !important;
    }
    
    .dark #mobile-menu-button:hover {
        background-color: rgba(255, 255, 255, 0.1) !important;
    }
}

/* Fix pour le menu qui ne se ferme pas bien */
.jace-mobile-backdrop.closing {
    animation: slideUp 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    opacity: 0;
}

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

/* Assurer que le menu est au-dessous de tout */
#mobile-menu {
    z-index: 9999 !important;
}

.jace-mobile-backdrop {
    z-index: 9999 !important;
}

/* Supprimer TOUS les focus rings et highlights mobiles */
@media (max-width: 1024px) {
    * {
        -webkit-tap-highlight-color: transparent !important;
        -webkit-focus-ring-color: transparent !important;
    }
    
    button:focus,
    button:active,
    button:hover {
        outline: none !important;
        box-shadow: none !important;
        -webkit-tap-highlight-color: transparent !important;
    }
    
    #mobile-menu-button,
    #mobile-menu-button * {
        -webkit-tap-highlight-color: transparent !important;
        -webkit-focus-ring-color: transparent !important;
        outline: none !important;
        user-select: none !important;
    }
}

/* Classe utilitaire pour très petits écrans */
@media (min-width: 500px) {
    .hidden.xs\:block {
        display: block !important;
    }
}

/* Optimisation pour les écrans larges mobiles (iPhone Pro Max, etc.) */
@media (min-width: 390px) and (max-width: 640px) {
    button[onclick="startFree()"],
    button[onclick="showDemo()"] {
        max-width: 320px;
        margin: 0 auto;
    }
}

/* Animation personnalisée pour mobile */
@keyframes mobileButtonPress {
    0% { transform: scale(1); }
    50% { transform: scale(0.95); }
    100% { transform: scale(1); }
}

@media (max-width: 640px) {
    button[onclick="startFree()"]:active,
    button[onclick="showDemo()"]:active {
        animation: mobileButtonPress 0.15s ease-out;
    }
}