*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

body {
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

input,
button,
textarea,
select {
    font: inherit;
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
    overflow-wrap: break-word;
}

a {
    text-decoration: none;
    color: inherit;
}

ul,
ol {
    list-style: none;
}

button {
    background: none;
    border: none;
    cursor: pointer;
}/* Variables CSS - Couleurs et styles */

:root {
    /* Couleurs principales - Fonds */
    --blanc: #FFFFFF;
    --gris-tres-clair: #FAFAFA;
    --gris-clair: #F5F5F5;
    --gris-moyen: #E0E0E0;
    --gris-fonce: #757575;
    --texte-principal: #333333;
    --texte-secondaire: #666666;

    /* Couleurs d'accent pastel - TRÈS PÂLES (inspirées du logo) */
    --bleu-pastel: #E3F2FD;        /* Bleu très pâle, presque blanc */
    --turquoise-pastel: #E0F7FA;   /* Turquoise très pâle */
    --orange-pastel: #FFE0B2;      /* Orange très pâle, crème */
    --vert-pastel: #E8F5E9;        /* Vert très pâle */
    --violet-pastel: #F3E5F5;      /* Violet très pâle */

    /* Couleurs d'accent - Pour boutons et CTA (plus saturées) */
    --bleu-clair: #90CAF9;         /* Bleu doux */
    --turquoise: #4DD0E1;          /* Turquoise doux */
    --orange-doux: #FFAB91;        /* Orange doux */
    --vert-doux: #81C784;          /* Vert doux */
    --violet-doux: #BA68C8;        /* Violet doux */

    /* Couleurs fonctionnelles */
    --succes: #4CAF50;
    --attention: #FFC107;
    --erreur: #F44336;
    --info: #2196F3;

    /* Transparences */
    --overlay-sombre: rgba(0, 0, 0, 0.6);
    --overlay-clair: rgba(255, 255, 255, 0.9);

    /* Typographie */
    --font-titres: 'Poppins', sans-serif;
    --font-texte: 'Open Sans', sans-serif;
    --font-heading: 'Poppins', sans-serif;
    
    /* Poids de police */
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;

    /* Tailles de police */
    --text-xs: 0.75rem;    /* 12px */
    --text-sm: 0.875rem;   /* 14px */
    --text-base: 1rem;     /* 16px */
    --text-lg: 1.125rem;   /* 18px */
    --text-xl: 1.25rem;    /* 20px */
    --text-2xl: 1.5rem;    /* 24px */
    --text-3xl: 1.875rem;  /* 30px */
    --text-4xl: 2.25rem;   /* 36px */
    --text-5xl: 3rem;      /* 48px */

    /* Espacements */
    --space-xs: 0.5rem;    /* 8px */
    --space-sm: 1rem;      /* 16px */
    --space-md: 1.5rem;    /* 24px */
    --space-lg: 2rem;      /* 32px */
    --space-xl: 3rem;      /* 48px */
    --space-2xl: 4rem;     /* 64px */
    --space-3xl: 6rem;     /* 96px */

    /* Bordures */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-round: 50%;

    /* Ombres */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-rapide: 150ms ease-in-out;
    --transition-normale: 300ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-lente: 500ms ease-in-out;

    /* Largeurs maximales */
    --container-max: 1200px;
    --max-width-sm: 640px;
    --max-width-md: 768px;
    --max-width-lg: 1024px;
    --max-width-xl: 1280px;
    --max-width-2xl: 1536px;

    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-tooltip: 1060;
}
/* Styles globaux */

body {
    font-family: var(--font-texte);
    font-size: var(--text-base);
    color: var(--texte-principal);
    background-color: var(--blanc);
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container-wide {
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* Titres */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-titres);
    font-weight: var(--font-bold);
    line-height: 1.2;
    color: var(--texte-principal);
}

h1 {
    font-size: var(--text-5xl);
}

h2 {
    font-size: var(--text-4xl);
}

h3 {
    font-size: var(--text-2xl);
}

/* Liens */
a {
    transition: all var(--transition-normal);
}

/* Utilitaires texte */
.text-center {
    text-align: center;
}

/* Utilitaires marges - Utilisant variables */
.mt-xs { margin-top: var(--space-xs); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mt-3xl { margin-top: var(--space-3xl); }

.mb-xs { margin-bottom: var(--space-xs); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }
.mb-3xl { margin-bottom: var(--space-3xl); }

.ml-xs { margin-left: var(--space-xs); }
.ml-sm { margin-left: var(--space-sm); }
.ml-md { margin-left: var(--space-md); }
.ml-lg { margin-left: var(--space-lg); }

.mr-xs { margin-right: var(--space-xs); }
.mr-sm { margin-right: var(--space-sm); }
.mr-md { margin-right: var(--space-md); }
.mr-lg { margin-right: var(--space-lg); }

.mx-auto { margin-left: auto; margin-right: auto; }

/* Utilitaires padding */
.p-xs { padding: var(--space-xs); }
.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }
.p-xl { padding: var(--space-xl); }
.p-2xl { padding: var(--space-2xl); }

.pt-xs { padding-top: var(--space-xs); }
.pt-sm { padding-top: var(--space-sm); }
.pt-md { padding-top: var(--space-md); }
.pt-lg { padding-top: var(--space-lg); }
.pt-xl { padding-top: var(--space-xl); }

.pb-xs { padding-bottom: var(--space-xs); }
.pb-sm { padding-bottom: var(--space-sm); }
.pb-md { padding-bottom: var(--space-md); }
.pb-lg { padding-bottom: var(--space-lg); }
.pb-xl { padding-bottom: var(--space-xl); }

.px-sm { padding-left: var(--space-sm); padding-right: var(--space-sm); }
.px-md { padding-left: var(--space-md); padding-right: var(--space-md); }
.px-lg { padding-left: var(--space-lg); padding-right: var(--space-lg); }

.py-sm { padding-top: var(--space-sm); padding-bottom: var(--space-sm); }
.py-md { padding-top: var(--space-md); padding-bottom: var(--space-md); }
.py-lg { padding-top: var(--space-lg); padding-bottom: var(--space-lg); }

/* Responsive */
@media (max-width: 768px) {
    h1 {
        font-size: var(--text-3xl);
    }
    
    h2 {
        font-size: var(--text-2xl);
    }
    
    .container {
        padding: 0 var(--space-sm);
    }
}
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-titres);
    font-weight: var(--font-bold);
    line-height: 1.2;
    color: var(--texte-principal);
    margin-bottom: var(--space-md);
}

h1 {
    font-size: var(--text-5xl);
}

h2 {
    font-size: var(--text-4xl);
}

h3 {
    font-size: var(--text-2xl);
}

h4 {
    font-size: var(--text-xl);
}

p {
    margin-bottom: var(--space-sm);
    line-height: 1.6;
}

.large-text {
    font-size: var(--text-lg);
}

strong {
    font-weight: var(--font-bold);
}

@media (max-width: 768px) {
    h1 {
        font-size: var(--text-3xl);
    }
    
    h2 {
        font-size: var(--text-2xl);
    }
    
    h3 {
        font-size: var(--text-xl);
    }
}
/* ============================================
   ANIMATIONS - Effets modernes et fluides
   ============================================ */

/* KEYFRAMES DE BASE */

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* ANIMATIONS POUR BOUTONS */

@keyframes buttonRipple {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(4);
        opacity: 0;
    }
}

@keyframes shimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* ANIMATIONS POUR CARTES */

@keyframes cardFloat {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes cardGlow {
    0%, 100% {
        box-shadow: 
            0 8px 32px rgba(0, 0, 0, 0.08),
            inset 0 1px 0 rgba(255, 255, 255, 0.5);
    }
    50% {
        box-shadow: 
            0 12px 48px rgba(79, 195, 247, 0.2),
            inset 0 1px 0 rgba(255, 255, 255, 0.6);
    }
}

/* ANIMATIONS POUR BACKGROUNDS */

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.5;
    }
}

@keyframes waveMove {
    0% {
        transform: translateX(0) translateY(0);
    }
    50% {
        transform: translateX(50px) translateY(-30px);
    }
    100% {
        transform: translateX(0) translateY(0);
    }
}

/* ANIMATIONS POUR TEXTE */

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

@keyframes letterSpacing {
    from {
        letter-spacing: -0.05em;
        opacity: 0;
    }
    to {
        letter-spacing: -0.02em;
        opacity: 1;
    }
}

/* ANIMATIONS POUR LIGNES DÉCORATIVES */

@keyframes drawLine {
    from {
        transform: scaleX(0);
    }
    to {
        transform: scaleX(1);
    }
}

@keyframes slideInLine {
    from {
        width: 0;
        opacity: 0;
    }
    to {
        width: 100%;
        opacity: 1;
    }
}

/* ANIMATIONS POUR ICÔNES */

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

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

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    10%, 30%, 50%, 70%, 90% {
        transform: translateX(-5px);
    }
    20%, 40%, 60%, 80% {
        transform: translateX(5px);
    }
}

/* CLASSES UTILITAIRES D'ANIMATION */

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

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

.animate-fade-in-down {
    animation: fadeInDown 0.6s ease-out;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

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

/* DELAYS POUR ANIMATIONS STAGGERED */

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }
.delay-6 { animation-delay: 0.6s; }
.delay-7 { animation-delay: 0.7s; }
.delay-8 { animation-delay: 0.8s; }

/* ANIMATIONS AU SCROLL (à activer avec Intersection Observer si JS autorisé) */

.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-animate.in-view {
    opacity: 1;
    transform: translateY(0);
}

/* HOVER EFFECTS AVANCÉS */

.hover-lift {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-lift:hover {
    transform: translateY(-8px);
}

.hover-glow {
    transition: all 0.3s ease;
}

.hover-glow:hover {
    filter: brightness(1.1) saturate(1.2);
}

.hover-scale {
    transition: transform 0.3s ease;
}

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

/* LOADING ANIMATIONS */

@keyframes loadingSpinner {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(79, 195, 247, 0.2);
    border-top-color: #4FC3F7;
    border-radius: 50%;
    animation: loadingSpinner 0.8s linear infinite;
}

@keyframes loadingDots {
    0%, 80%, 100% {
        opacity: 0;
        transform: scale(0.8);
    }
    40% {
        opacity: 1;
        transform: scale(1);
    }
}

.loading-dots span {
    display: inline-block;
    width: 8px;
    height: 8px;
    margin: 0 4px;
    background: #4FC3F7;
    border-radius: 50%;
    animation: loadingDots 1.4s infinite ease-in-out;
}

.loading-dots span:nth-child(1) {
    animation-delay: -0.32s;
}

.loading-dots span:nth-child(2) {
    animation-delay: -0.16s;
}

/* MICRO-INTERACTIONS */

@keyframes heartbeat {
    0%, 100% {
        transform: scale(1);
    }
    10%, 30% {
        transform: scale(0.9);
    }
    20%, 40%, 60%, 80% {
        transform: scale(1.1);
    }
    50%, 70% {
        transform: scale(1.05);
    }
}

.heartbeat {
    animation: heartbeat 1.5s ease-in-out infinite;
}

/* TRANSITIONS GLOBALES */

* {
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* SMOOTH SCROLL */

html {
    scroll-behavior: smooth;
}

/* PRÉFÉRENCES UTILISATEUR - Respecter reduced motion */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* ANIMATIONS POUR MODALS/OVERLAYS */

@keyframes fadeInModal {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-enter {
    animation: fadeInModal 0.3s ease-out;
}

/* SKELETON LOADING */

@keyframes skeletonLoading {
    0% {
        background-position: -200px 0;
    }
    100% {
        background-position: calc(200px + 100%) 0;
    }
}

.skeleton {
    background: linear-gradient(
        90deg,
        #f0f0f0 0px,
        #f8f8f8 40px,
        #f0f0f0 80px
    );
    background-size: 200px 100%;
    animation: skeletonLoading 1.5s infinite;
}

/* PARALLAX EFFECT (CSS only) */

.parallax {
    transform: translateZ(0);
    transition: transform 0.3s ease-out;
}

@media (hover: hover) and (pointer: fine) {
    .parallax:hover {
        transform: translateZ(0) scale(1.02);
    }
}

/* GLITCH EFFECT (subtil) */

@keyframes glitch {
    0% {
        text-shadow: 0.05em 0 0 rgba(79, 195, 247, 0.75),
                    -0.025em -0.05em 0 rgba(255, 152, 0, 0.75);
    }
    14% {
        text-shadow: 0.05em 0 0 rgba(79, 195, 247, 0.75),
                    -0.025em -0.05em 0 rgba(255, 152, 0, 0.75);
    }
    15% {
        text-shadow: -0.05em -0.025em 0 rgba(79, 195, 247, 0.75),
                    0.025em 0.025em 0 rgba(255, 152, 0, 0.75);
    }
    49% {
        text-shadow: -0.05em -0.025em 0 rgba(79, 195, 247, 0.75),
                    0.025em 0.025em 0 rgba(255, 152, 0, 0.75);
    }
    50% {
        text-shadow: 0.025em 0.05em 0 rgba(79, 195, 247, 0.75),
                    0.05em 0 0 rgba(255, 152, 0, 0.75);
    }
    99% {
        text-shadow: 0.025em 0.05em 0 rgba(79, 195, 247, 0.75),
                    0.05em 0 0 rgba(255, 152, 0, 0.75);
    }
    100% {
        text-shadow: none;
    }
}

/* PERFORMANCE OPTIMIZATIONS */

.gpu-accelerated {
    transform: translateZ(0);
    will-change: transform;
}

.smooth-edges {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   ANIMATIONS SPÉCIFIQUES HOME PAGE
   ============================================ */

/* Rotation ultra lente pour formes hero */
@keyframes rotateUltraSlow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Float lent pour formes décoratives */
@keyframes floatSlow {
    0%, 100% { transform: translateY(0px) translateX(0px); }
    25% { transform: translateY(-10px) translateX(5px); }
    50% { transform: translateY(-15px) translateX(0px); }
    75% { transform: translateY(-10px) translateX(-5px); }
}

/* Pulse subtil pour shapes */
@keyframes pulseSubtle {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.5; }
}

/* Rotation standard pour CTA */
@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Fade message alternés hero */
@keyframes fadeMessage {
    0% { opacity: 0; visibility: hidden; transform: translate(-50%, -40%); }
    5%, 20% { opacity: 1; visibility: visible; transform: translate(-50%, -50%); }
    25%, 100% { opacity: 0; visibility: hidden; transform: translate(-50%, -60%); }
}

/* Pulse glass pour bouton hero */
@keyframes btnPulseGlass {
    0%, 100% {
        background: rgba(255, 255, 255, 0.25);
        border-color: rgba(255, 255, 255, 0.4);
        box-shadow: 
            0 8px 32px rgba(79, 195, 247, 0.3),
            inset 0 1px 0 rgba(255, 255, 255, 0.4);
        transform: translateY(0) scale(1);
    }
    50% {
        background: rgba(255, 255, 255, 0.32);
        border-color: rgba(255, 255, 255, 0.5);
        box-shadow: 
            0 10px 40px rgba(79, 195, 247, 0.4),
            inset 0 1px 0 rgba(255, 255, 255, 0.5),
            0 0 30px rgba(79, 195, 247, 0.2);
        transform: translateY(-2px) scale(1.02);
    }
}

/* Pulse badge évaluation TDAH */
@keyframes pulse-badge {
    0%, 100% {
        box-shadow: 0 4px 15px rgba(255, 152, 0, 0.4);
    }
    50% {
        box-shadow: 0 6px 25px rgba(255, 152, 0, 0.6);
    }
}