/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2b0934;
    --primary-light: #4a1555;
    --primary-dark: #1a0520;
    --accent-color: #9b8fa3;
    --text-light: #f5f5f5;
    --text-dark: #333;
    --bg-light: #ffffff;
    --bg-gray: #f8f8f8;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 110px; /* Compense hauteur header fixe (60+60+20px) */
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.7;
    color: var(--text-dark);
    overflow-x: hidden;
}

/* Navigation */
#navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(43, 9, 52, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-light);
    letter-spacing: 1px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    font-size: 0.95rem;
}

.nav-menu a:hover {
    color: var(--accent-color);
}

/* Section Hero/Accueil */
.hero {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 50%, var(--primary-light) 100%);
    color: var(--text-light);
    padding: 8rem 2rem 4rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.03) 50%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-brand {
    font-size: 6rem;
    font-weight: 700;
    line-height: 0.85;
    letter-spacing: 4px;
    opacity: 0.2; /*Change l'opacité de NEXUS*/
    text-transform: uppercase;
    margin: 0 0 0rem 0; /*Ici pour augmenter l'espacement des mots NEXUS FORMATION, diminuer la marge négative*/
}

.hero-baseline {
    font-size: 2.2rem;
    font-weight: 600;
    line-height: 1.3;
    margin: 0;
    color: white;
    position: relative;
    z-index: 2;
}

.hero-brand-bottom {
    font-size: 6rem;
    font-weight: 700;
    line-height: 0.85;
    letter-spacing: 4px;
    opacity: 0.1; /*Change l'opacité de Formation*/
    margin: 0rem 0 0.5rem 0; /*Ici pour augmenter l'espacement des mots NEXUS FORMATION, diminuer la marge négative*/
}

.hero-subtitle {
    font-size: 1.4rem;
    font-weight: 300;
    color: #ffffff;
    opacity: 1;
    margin: 0;
}

/* Containers */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

/* Section Présentation */
#presentation {
    background: var(--bg-light);
}

.content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
    margin-bottom: 4rem;
}

.content-grid-reverse {
    display: grid;
    grid-template-columns: 1.35fr 1.65fr;
    gap: 4rem;
    align-items: start;
}

.text-content h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.intro {
    font-size: 1.2rem;
    color: var(--primary-light);
    margin-bottom: 2rem;
    font-weight: 500;
}

.text-content h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.text-content h3:first-of-type {
    margin-top: 0;
}

.text-content p {
    margin-bottom: 1.2rem;
    font-size: 1.05rem;
    line-height: 1.8;
}

.image-content {
    position: sticky;
    top: 120px;
}

.image-content img {
    width: 120%;
    max-width: 450px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.image-content-left{
    position: sticky;
    top:120px;
    align-self:start;
    filter: saturate(0.9) contrast(0.95);
}

.image-content-left img{
    width:100%;
    max-width:none;
    border-radius:10px;
    box-shadow:0 10px 30px rgba(0,0,0,0.15);
    display:block;
}


/* Section Domaines */
.dark-section {
    background: var(--primary-color);
    color: var(--text-light);
}

.dark-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.domains-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.domain-card {
    background: rgba(255,255,255,0.05);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.3s;
}

.domain-card:hover {
    background: rgba(255,255,255,0.08);
    transform: translateY(-5px);
    border-color: var(--accent-color);
}

.domain-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

/* Section Approche */
#approche {
    background: var(--bg-gray);
}

#approche h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.approach-content {
    max-width: 1200px;
    margin: 0 auto;
}

.approach-content p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

/* Section Disponibilité */
.availability-section {
    background: linear-gradient(135deg, #3a0d44 0%, var(--primary-color) 100%);
    color: var(--text-light);
}

.availability-box {
    text-align: center;
    padding: 2rem;
    background: rgba(255,255,255,0.05);
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.3s;
}

.availability-box h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

.availability-box p {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* Section Contact */
#contact {
    background: var(--bg-light);
}

#contact h2 {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 3rem;
}

.contact-centered {
    display: flex;
    justify-content: center;
}

.contact-card {
    max-width: 600px;
    width: 100%;
    background: var(--bg-gray);
    /*padding: 3rem;*/
    padding: 2rem 1rem !important;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    text-align: center;
}

.contact-card h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.role {
    color: var(--primary-light);
    font-size: 1.1rem;
    margin-bottom: 3rem;
}

.contact-methods {
    /*margin: 0rem 0; Voir si nécessaire*/
    padding-left: 0 !important;
    padding-right: 0 !important;
}

.contact-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.8rem;
}

.contact-item svg {
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-item a {
    color: var(--text-dark);
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: 500;
    transition: color 0.3s;
}

.contact-item a:hover {
    color: var(--primary-color);
}

.contact-item span {
    font-size: 1.1rem;
    color: var(--text-dark);
}

.contact-certification {
    margin-top: 2.2rem;
    padding-top: 1.6rem;
    border-top: 2px solid rgba(43, 9, 52, 0.1);
    font-size: 1.05rem;
    color: var(--primary-light);
    font-style: italic;
}

.contact-note {
    margin-top: 0.6rem;
    padding-top: 0;
    font-size: 1.05rem;
    color: var(--primary-light);
    font-style: italic;
}

/* Footer */
footer {
    background: var(--primary-dark);
    color: var(--text-light);
    text-align: center;
    padding: 2rem;
}

footer p {
    margin: 0.5rem 0;
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        gap: 1rem;
        font-size: 0.85rem;
    }
    
    .hero-brand,
    .hero-brand-bottom {
        font-size: 3.5rem;
    }
    
    .hero-baseline {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .content-grid,
    .content-grid-reverse {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .image-content img {
        position: static;
        width: 100%;
        max-width: 100%;
    }
    
    .image-content-left {
        min-height: 250px;
    }
    
    .domains-grid {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 3rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .hero-brand,
    .hero-brand-bottom {
        font-size: 2.5rem;
    }
    
    .hero-baseline {
        font-size: 1.2rem;
    }
}


/* HEADER REBUILD */
.top-bar{
position:fixed;
top:0;
width:100%;
background:rgba(43,9,52,0.98);
z-index:2000;
}

.top-bar-inner{
max-width:1200px;
margin:0 auto;
display:flex;
justify-content:space-between;
align-items:center;
padding:0.8rem 2rem;
color:white;
min-height:60px;
width:100%;
box-sizing:border-box;
}

.brand{
    font-weight:800;
    letter-spacing:1px;
    font-size:1.6rem;
    padding-top:1rem;
}


.top-actions{
display:flex;
gap:1rem;
align-items:center;
}

.top-actions a{
color:white;
text-decoration:none;
font-weight:600;
}

.cta{
background:white;
color:var(--primary-color) !important;
padding:0.4rem 0.8rem;
border-radius:6px;
font-weight:700;
}

.cta:hover{
background:var(--accent-color);
color:white !important;
}

/* NAV BELOW */
.main-nav{
position:fixed;
top:60px;
width:100%;
background:var(--primary-color);
z-index:2001;
}

.main-nav .nav-menu{
display:flex;
justify-content:flex-end;
gap:2rem;
list-style:none;
padding:0.8rem 2rem;
margin:0 auto;
max-width:1200px;
width:100%;
box-sizing:border-box;
}

.main-nav a{
color:white;
text-decoration:none;
font-weight:700;
line-height:1.5;
display:inline-block;
padding:0.2rem 0;
}

.main-nav a:hover{
color:var(--accent-color);
}

/* offset hero because header is fixed */
.hero{
padding-top:10rem;
}

/* MOBILE */
@media (max-width:768px){

/* 1. HEADER - Menu sur une seule ligne + bouton visible */
.top-bar-inner{
flex-direction:row;
justify-content:space-between;
align-items:center;
padding:0.6rem 1rem;
min-height:50px;
}

.brand{
font-size:1.2rem;
align-self:center;
padding-top:0;
}

.top-actions .cta{
padding:0.3rem 0.6rem;
font-size:0.85rem;
}

.main-nav{
top:50px;
}

.main-nav .nav-menu{
display:flex;
justify-content:center;
gap:0.8rem;
padding:0.6rem 0.5rem;
flex-wrap:nowrap;
}

.main-nav a{
font-size:0.85rem;
white-space:nowrap;
}

/* HERO - Textes plus petits */
.hero{
padding-top:8rem;
}

.hero-brand{
font-size:2.5rem;
margin: 0 0 0.3rem 0; /* Marge positive pour espacer */
line-height: 0.85;
}

.hero-brand-bottom{
font-size:2.5rem;
margin: 0.2rem 0 0.5rem 0; /* Marge positive */
line-height: 0.85;
}

.hero-baseline{
font-size:1.3rem;
margin:0;
z-index: 2;
position: relative;
}

.hero-subtitle{
font-size:1rem;
}

/* 2. PRÉSENTATION - Photo sous le nom + tailles réduites */
.content-grid,
.content-grid-reverse{
grid-template-columns:1fr;
gap:1.5rem;
}

.text-content h2{
font-size:1.8rem;
margin-bottom:1rem;
text-align:center;
order:0;
}

.text-content{
order:2;
}

.text-content h3{
font-size:1.3rem;
}

.image-content{
position:static; /*static ou sticky*/
top:120px;
order:1;
text-align:center;
margin-bottom:1.5rem;
}

.image-content img{
width:100%;
max-width:100%;
margin:0 auto;
}

.image-content-left{
position: static; /* Plus sticky en mobile */
min-height:250px;
order:1;
}

/* 4. DISPONIBILITÉ - Texte réduit */
.availability-box h2{
font-size:1.5rem;
}

.availability-box p{
font-size:1rem;
}

/* 5. CONTACT - Nom sur une ligne + espacements réduits */
#contact h2{
font-size:1.8rem;
margin-bottom:0.75rem;
}

.contact-card{
padding: 2rem 0.8rem; !important/* Padding latéral réduit pour mobile */
}

.contact-card h3{
font-size:1.5rem;
margin-bottom:1.5rem;
line-height:1.2;
}

.contact-item{
margin-bottom:1.2rem;
/*justify-content: flex-start;*/
padding-left: 0 !important;
padding-right: 0 !important;
}

.contact-item a{
font-size:1.05rem; /*Harmonise taille des polices */
padding-left:0rem;
}

/*.contact-item a[href^="mailto"]{
font-size:0.8rem;
}*/

.contact-item span{
font-size:1.05rem;
}
.contact-note{
font-size:0.95rem;
margin-top:0.5rem;
padding-top:0.5rem;
}

.domains-grid{
grid-template-columns:1fr;
}

.domain-card p{
font-size:1.05rem;
} /*Augmenter la taille du contenu domaines sur consultation mobile*/

.container{
padding:3rem 1.5rem; /* Réduit les marges latérales du container*/
}

#contact .container{
padding: 3rem 0.5rem; /* Réduit marges UNIQUEMENT pour Contact */
}

}

.availability-box:hover{
background: rgba(255,255,255,0.08);
transform: translateY(-5px);
border-color: var(--accent-color);
}

/* Curseur personnalisé */
.custom-cursor {
    width: 60px;
    height: 60px;
    border: 2px solid #d4af37;
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: all 0.2s ease;
    transform: translate(-50%, -50%);
    /*opacity: 0;*/
    opacity: 0 !important;
}

.custom-cursor.cursor-visible {
    opacity: 1;
}