/* Global Styles */
:root {
    --primary-bg: #FFFFFF; /* Blanc */
    --secondary-bg: #F5F5F5; /* Gris très clair */
    --accent-color: #000000; /* Noir comme accent sur fond blanc */
    --text-light: #000000; /* Noir */
    --text-medium: #333333; /* Gris foncé */
    --text-dark: #555555; /* Gris moyen */
    --card-bg: #FFFFFF; /* Blanc pour les cartes */
    --border-color: #DDDDDD; /* Gris clair pour les bordures */

    --font-primary: 'Poppins', sans-serif;
    --container-width: 1140px;
    --section-padding: 5rem 0;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--primary-bg);
    color: var(--text-medium);
    line-height: 1.7;
    font-size: 16px;
}

h1, h2, h3, h4 {
    color: var(--text-light);
    font-weight: 700; /* Poppins is generally bolder, might adjust if too much */
    line-height: 1.3;
}

h1 { font-size: 3rem; margin-bottom: 1rem; font-weight: 700;}
h2 { font-size: 2.25rem; margin-bottom: 1rem; text-align: center; font-weight: 600;}
h3 { font-size: 1.5rem; margin-bottom: 0.75rem; font-weight: 600;}
h4 { font-size: 1.1rem; margin-bottom: 0.5rem; font-weight: 500;}

p {
    margin-bottom: 1rem;
    color: var(--text-medium); /* Ensure paragraphs also use text-medium */
}

a {
    color: var(--text-light); /* Links will be white by default */
    text-decoration: none;
    transition: color 0.3s ease, opacity 0.3s ease;
}

a:hover {
    opacity: 0.8; /* Slight fade on hover for white links */
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1rem;
}

section {
    padding: var(--section-padding);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-dark); /* Lighter grey for subtitle */
    text-align: center;
    max-width: 600px;
    margin: 0 auto 2.5rem auto;
}

/* Buttons */
.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: none;
    outline: none;
    background: linear-gradient(
        180deg,
        #333333 0%,
        #3a3a3a 20%,
        #444444 30%,
        #555555 40%,
        #666666 50%,
        #555555 60%,
        #444444 70%,
        #3a3a3a 80%,
        #333333 100%
    );
    color: white;
}

.cta-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        45deg,
        transparent 0%,
        rgba(255, 255, 255, 0.05) 45%,
        rgba(255, 255, 255, 0.1) 50%,
        rgba(255, 255, 255, 0.05) 55%,
        transparent 100%
    );
    background-size: 200% 100%;
    animation: buttonShine 3s linear infinite;
    z-index: 1;
    border-radius: 50px;
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.cta-btn span {
    position: relative;
    z-index: 2;
}

.cta-btn .x-logo {
    width: 16px;
    height: 16px;
    display: inline-block;
    vertical-align: middle;
    margin-right: 2px;
    position: relative;
    z-index: 3;
}

.primary-btn, .secondary-btn {
    color: white;
}

.project-links .cta-btn {
    margin-right: 1rem;
    padding: 0.8rem 1.75rem;
}

/* Header & Hero Section */
.hero-section {
    background: 
        radial-gradient(circle at 0% 0%, rgba(240, 240, 240, 0.8) 0%, transparent 50%),
        radial-gradient(circle at 100% 0%, rgba(220, 220, 220, 0.8) 0%, transparent 50%),
        radial-gradient(circle at 100% 100%, rgba(200, 200, 200, 0.4) 0%, transparent 50%),
        radial-gradient(circle at 0% 100%, rgba(230, 230, 230, 0.4) 0%, transparent 50%),
        linear-gradient(
            45deg,
            rgba(255, 255, 255, 1) 0%,
            rgba(245, 245, 245, 1) 25%,
            rgba(240, 240, 240, 1) 50%,
            rgba(245, 245, 245, 1) 75%,
            rgba(255, 255, 255, 1) 100%
        );
    padding: 2rem 0 5rem 0;
    min-height: 90vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

/* Ajout d'un effet de mouvement subtil */
.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
        circle at 50% 50%,
        rgba(255, 255, 255, 0.1) 0%,
        transparent 50%
    );
    opacity: 0.7;
    animation: morphBackground 15s ease-in-out infinite alternate;
    z-index: 0;
    pointer-events: none;
}

@keyframes morphBackground {
    0% {
        transform: scale(1) translate(0, 0);
    }
    50% {
        transform: scale(1.1) translate(-2%, 2%);
    }
    100% {
        transform: scale(1) translate(2%, -2%);
    }
}

.main-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    width: 90%;
    max-width: var(--container-width);
    margin: 0 auto 3rem auto;
    position: relative;
    z-index: 2;
}

.main-nav .logo a {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-light);
}

.main-nav .logo a:hover {
    opacity: 0.8;
}

.main-nav ul {
    list-style: none;
    display: flex;
    gap: 1.5rem;
}

.main-nav ul a {
    color: var(--text-medium);
    font-weight: 500;
    font-size: 1rem;
}

.main-nav ul a:hover,
.main-nav ul a.active {
    color: var(--text-light);
    opacity: 1;
}

.main-nav .nav-cta {
    background-color: var(--text-light);
    color: var(--primary-bg);
    padding: 0.6rem 1.2rem;
    border-radius: 50px;
    font-weight: 600;
    border: 2px solid var(--text-light);
}

.main-nav .nav-cta:hover {
    background-color: transparent;
    color: var(--text-light);
}

/* Logo principal */
.logo-section {
    margin-bottom: 2rem;
}

.main-logo {
    font-size: 3rem;
    font-weight: 800;
    color: var(--text-light);
    margin: 0;
    text-align: center;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: auto auto;
    padding: 0 1rem;
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.hero-content .subtitle {
    font-size: 1.25rem;
    color: var(--text-dark); /* Lighter grey */
    margin-bottom: 2.5rem;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

/* Client Logos Section */
.client-logos-section {
    background-color: var(--secondary-bg);
    padding: 3rem 0;
}

.client-logos-section .trusted-by-text {
    text-align: center;
    color: var(--text-dark);
    margin-bottom: 2rem;
    font-weight: 500;
}

.logos-marquee {
    display: flex;
    justify-content: space-around;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.logos-marquee img {
    max-height: 40px;
    opacity: 0.7; /* Will need filter: invert(1) for B&W if original logos are dark */
    transition: opacity 0.3s ease;
    /* For pure B&W, placeholder images should ideally be white on transparent or use CSS filter */
    /* filter: brightness(0) invert(1); /* This makes black logos white */
}

.logos-marquee img:hover {
    opacity: 1;
}

/* About Me Section */
.about-me-section {
    background-color: var(--primary-bg);
}

.about-me-section .container h2 {
    margin-bottom: 1.5rem;
    text-align: left;
}

.about-text p {
    margin-bottom: 1.8rem;
    color: var(--text-dark);
    line-height: 1.8;
    font-size: 1.05rem;
    text-align: justify;
}

.about-text p:last-of-type {
    margin-bottom: 2.5rem;
}

.about-content-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: flex-start;
    margin-top: 3rem;
}

.about-social-links {
    margin-top: 2rem;
    margin-bottom: 2.5rem;
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.social-link-item {
    display: inline-flex; /* Use flex to align icon and text */
    align-items: center;
    gap: 0.75rem; /* Space between icon and text */
    color: var(--text-medium);
    font-weight: 500;
    padding: 0.5rem 0; /* Add some padding for easier clicking if needed */
    border-radius: 6px;
    transition: color 0.3s ease, opacity 0.3s ease;
}

.social-link-item:hover {
    color: var(--text-light);
    opacity: 0.9;
}

.social-link-item img {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    object-fit: contain;
    background-color: transparent;
    margin-right: 8px;
}

.social-link-item span {
    font-size: 0.95rem;
}

.about-image img {
    border-radius: 10px;
    border: 1px solid var(--border-color);
    width: 100%;
    height: auto;
}

/* Services Section */
.services-section {
    background-color: var(--secondary-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background-color: var(--card-bg);
    padding: 2.5rem 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(255,255,255,0.05); /* Subtle white glow on hover */
    border-color: #555;
}

.service-icon {
    margin-bottom: 1.5rem;
    height: 50px;
    width: 50px;
    border-radius: 50%; 
    /* filter: invert(1); /* If original icon is black */
}

.service-card h3 {
    color: var(--text-light);
}
.service-card p {
    color: var(--text-dark);
}

/* Portfolio Section - Interactive Layout */
.portfolio-section {
    background-color: var(--primary-bg);
}

.portfolio-layout-grid {
    display: grid;
    grid-template-columns: minmax(280px, 1.2fr) 3fr; /* Adjusted for more space on right */
    gap: 3rem; /* Increased gap */
    align-items: flex-start; /* Align items to the top */
}

.projects-list-column { /* Applied sticky positioning here */
    position: sticky;
    top: 100px; /* Example: adjust based on actual nav/header height or desired offset */
    align-self: start; /* Helps sticky positioning in a grid/flex parent */
    /* Optional: If the list itself could be very long and need its own scroll before page scrolls.
    max-height: calc(100vh - 120px);
    overflow-y: auto; */
}

.projects-list-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.project-list-item {
    cursor: pointer;
    /* transition: background-color 0.3s ease, border-color 0.3s ease, transform 0.3s ease; */
    /* Pas de margin-bottom ici, l'espacement sera géré par le padding du lien ou de l'item lui-même si besoin */
}

.project-list-item a {
    display: flex; /* Pour aligner numéro, titre et future flèche */
    align-items: center;
    padding: 1rem 0; /* Espacement vertical pour chaque item */
    text-decoration: none;
    color: var(--text-medium);
    position: relative; /* Important pour les pseudo-éléments (ligne animée) */
    transition: color 0.3s ease;
}

/* Ligne animée sous le texte */
.project-list-item a::after {
    content: '';
    position: absolute;
    bottom: 0.5rem; /* Ajuster pour la position verticale de la ligne */
    left: 0;
    width: 0; /* Initialement cachée */
    height: 2px; /* Épaisseur de la ligne */
    background-color: var(--text-light); /* Couleur par défaut au survol */
    transition: width 0.3s ease-in-out;
}

.project-list-item a:hover::after {
    width: 100%; /* Ligne complète au survol */
}

/* Ligne animée sous le texte pour le projet actif */
.project-list-item.active a::after {
    content: '';
    position: absolute;
    bottom: 0.5rem;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(
        to right,
        #333333 0%,
        #3a3a3a 20%,
        #444444 30%,
        #555555 40%,
        #666666 50%,
        #555555 60%,
        #444444 70%,
        #3a3a3a 80%,
        #333333 100%
    );
    transition: width 0.3s ease-in-out;
}

.project-list-item.active a::before {
    content: '';
    position: absolute;
    bottom: 0.5rem;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(
        45deg,
        transparent 0%,
        rgba(255, 255, 255, 0.05) 45%,
        rgba(255, 255, 255, 0.1) 50%,
        rgba(255, 255, 255, 0.05) 55%,
        transparent 100%
    );
    background-size: 200% 100%;
    animation: lineShine 3s linear infinite;
    z-index: 1;
}

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

.project-list-item a:hover {
    color: var(--text-light);
}

/* Styles pour le numéro et le titre */
.project-list-title-number {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-dark); /* Un peu plus clair que le titre */
    margin-right: 0.75rem;
    min-width: 25px; /* Pour alignement si les numéros varient */
}

.project-list-title {
    font-size: 1.1rem; 
    font-weight: 600;
    /* La couleur vient du <a> parent */
}

.project-list-item:hover {
    /* Plus de changement de fond ou de transformation ici, géré par les effets sur <a> */
    /* background-color: var(--secondary-bg); 
    border-color: #555;
    transform: translateY(-3px); */
}

.project-list-item.active a {
    color: var(--text-light);
    /* La couleur de la ligne et de la flèche pour l'état actif sera gérée plus tard -> maintenant gérée par ::after et .project-arrow */
}

/* Le style pour .project-list-item.active (bordure gauche) n'est plus nécessaire avec le nouveau design */
/* .project-list-item.active {
    background-color: var(--secondary-bg);
    border-left: 4px solid var(--active-project-border-color, var(--text-light)); 
} */

.project-arrow {
    content: '>'; /* Ajout du caractère flèche */
    margin-left: auto; /* Pousse la flèche à droite */
    opacity: 0; /* Caché initialement */
    transition: opacity 0.3s ease, color 0.3s ease;
    font-weight: bold;
    font-size: 1.2rem; /* Taille de la flèche */
    color: var(--text-light); /* Couleur par défaut au survol */
    padding-left: 0.5rem; /* Un peu d'espace avant la flèche */
}

.project-list-item a:hover .project-arrow,
.project-list-item.active a .project-arrow {
    opacity: 1;
}

.project-list-item.active a .project-arrow {
    color: var(--active-project-border-color, var(--text-light)); /* Couleur du projet pour l'actif */
}

.project-display-column { /* This column has id="project-details-scroll-container" */
    /* This column will now contain all project cards in a flow.
       Ensure no max-height or overflow-y that would make IT scrollable. */
}

/* #project-details-scroll-container is the ID for .project-display-column.
   Explicitly ensure it does not have its own scroll. */
#project-details-scroll-container {
    /* overflow-y: auto; -- REMOVE THIS IF PRESENT */
    /* max-height: none; -- ENSURE IT CAN GROW */
}

/* Styles for individual cards inside project-display-column */
.project-detail-card-wrapper {
    margin-bottom: 4rem; /* Space between stacked project cards */
    /* border: 1px solid var(--border-color); /* Optional: to see card boundaries */
    /* padding: 1rem; */
    scroll-margin-top: 120px; /* Crucial for scroll-to-id. Adjust if you have a sticky header.
                                 This should be slightly more than the 'top' value of .projects-list-column
                                 or your main navigation header's height. */
}

.project-display-card {
    background-color: var(--card-bg);
    border-radius: 15px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-display-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.project-header {
    padding: 2rem 1.5rem 2rem 1.5rem; /* Augmente le padding du header sur mobile */
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
}

.project-title-section {
    display: flex;
    align-items: center;
    gap: 1rem; /* Réduit l'espacement entre logo et titre */
    position: relative; /* Permet le positionnement du tag */
    padding-right: 8rem; /* Augmente l'espace réservé pour le bouton Work in Progress sur mobile */
    padding-top: 1rem; /* Ajoute de l'espace en haut */
    padding-bottom: 2rem; /* Ajoute plus d'espace en bas */
    min-height: 4rem; /* Assure une hauteur minimale pour la section */
}

.project-logo {
    width: 150px; /* Taille originale pour desktop */
    height: 150px;
    border-radius: 16px;
    object-fit: contain;
    background: transparent;
    padding: 0;
    border: none;
    box-shadow: none;
}

#project-display-title {
    font-size: 2rem;
    margin: 0;
    font-weight: 700;
    color: var(--text-light);
    flex: 1;
}

.project-display-tags {
    margin-bottom: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.project-display-content {
    padding: 2rem 2.5rem;
}

#project-display-description {
    font-size: 1.05rem;
    color: var(--text-medium);
    line-height: 1.9;
    margin-bottom: 2rem;
    white-space: pre-line;
    text-align: justify;
}

#project-display-description p {
    text-align: justify;
    margin-bottom: 1.5rem;
}

/* Additional targeting for project content paragraphs */
.project-display-content p {
    text-align: justify;
}

.project-detail-card-wrapper p {
    text-align: justify;
}

.project-tech-tags {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.project-release-date {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.project-release-date h4 {
    font-size: 0.95rem;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.release-date-display {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.release-date {
    display: inline-block;
    background-color: var(--secondary-bg);
    color: var(--text-medium);
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid var(--border-color);
}

.platform-logos {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: auto;
}

.platform-logo {
    width: 24px;
    height: 24px;
    object-fit: contain;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.platform-logo:hover {
    opacity: 1;
}

.platform-logo svg {
    width: 24px;
    height: 24px;
    color: var(--text-medium);
}

/* Remove the old complex styling */
.release-date::after {
    display: none;
}

@keyframes releaseDateShine {
    /* Keep animation but it won't be used */
}

.project-links {
    margin-top: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* Suppression de l'ancienne barre d'accent */
.project-color-accent-bar {
    display: none;
}

/* Suppression de l'ancienne image */
#project-display-image {
    display: none;
}

/* Style spécifique pour l'image Herochall - maintenant dans le header */
.project-display-card img[src*="herochall.png"] {
    max-height: none;
    object-fit: contain;
    background-color: white;
}

.story-subtitle {
    font-size: 1.3rem;  /* Increased from 1.1rem for better visibility */
    font-weight: 700;   /* Increased from 600 to make it bolder */
    color: var(--text-light); /* Keep black for strong contrast */
    margin-top: 2rem;    /* Reduced from 2.5rem for better balance */
    margin-bottom: 1rem; /* Increased from 0.5rem for better spacing */
    text-transform: uppercase; /* Add uppercase for more prominence */
    letter-spacing: 0.5px; /* Add letter spacing for better readability */
    border-left: 4px solid var(--accent-color); /* Add accent border */
    padding-left: 1rem; /* Add padding for the border */
}

.project-tech-tags h4 {
    font-size: 0.95rem; /* Reduced size from 1.1rem */
    color: var(--text-dark); /* Adjusted from text-light */
    margin-bottom: 0.5rem; /* Reduced margin */
    font-weight: 500; /* Less prominent weight */
}

.project-display-tech span {
    display: inline-block;
    background-color: var(--secondary-bg); /* Changed from var(--border-color) */
    color: var(--text-medium);          /* #333333 - texte gris foncé */
    padding: 0.3rem 0.7rem;
    border-radius: 15px;
    font-size: 0.8rem;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    border: 1px solid var(--border-color); /* Changed from #CCCCCC */
}

.project-detail-tag {
    font-size: 0.8rem;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
    overflow: hidden;
    background: linear-gradient(
        to bottom,
        #333333 0%,
        #3a3a3a 20%,
        #444444 30%,
        #555555 40%,
        #666666 50%,
        #555555 60%,
        #444444 70%,
        #3a3a3a 80%,
        #333333 100%
    );
    color: white;
    border: none;
}

.project-detail-tag::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        45deg,
        transparent 0%,
        rgba(255, 255, 255, 0.05) 45%,
        rgba(255, 255, 255, 0.1) 50%,
        rgba(255, 255, 255, 0.05) 55%,
        transparent 100%
    );
    background-size: 200% 100%;
    animation: tagShine 3s linear infinite;
    border-radius: 15px;
}

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

/* Process Section */
.process-section {
    background-color: var(--secondary-bg);
}

.process-steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.process-step {
    text-align: center;
    padding: 2rem 1.5rem;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background-color: var(--card-bg);
}

.process-step span {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-light); /* Number in white */
    margin-bottom: 1rem;
}

.process-step h3 {
    margin-bottom: 0.5rem;
}
.process-step p {
 color: var(--text-dark);
}

/* Testimonials Section */
.testimonials-section {
    background-color: var(--primary-bg);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-card {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    text-align: center;
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 1.5rem auto;
    border: 3px solid var(--text-light); /* White border for avatar */
    background-color: #444; /* Placeholder bg for avatar */
}

.testimonial-card p {
    font-style: italic;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
}

.testimonial-card h4 {
    color: var(--text-light);
    font-weight: 600;
}

/* Contact CTA Section */
.contact-cta-section {
    background-color: var(--text-light); /* White background for this CTA */
    text-align: center;
    padding: 4rem 0;
}

.contact-cta-section h2 {
    color: var(--primary-bg); /* Black text */
}

.contact-cta-section .section-subtitle {
    color: #333; /* Dark grey text on white bg */
    margin-bottom: 2rem;
}

.contact-cta-section .primary-btn {
    background-color: var(--primary-bg); /* Black button */
    color: var(--text-light); /* White text */
    border: 2px solid var(--primary-bg);
}

.contact-cta-section .primary-btn:hover {
    background-color: transparent;
    color: var(--primary-bg);
}

/* Footer */
.main-footer {
    background-color: var(--secondary-bg);
    color: var(--text-dark);
    padding: 4rem 0 2rem 0;
    border-top: 3px solid var(--text-light); /* White top border */
}

.footer-content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    margin-bottom: 2.5rem;
}

.footer-about h3 {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.footer-links h4, .footer-contact h4 {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.footer-links ul {
    list-style: none;
}

.footer-links ul li a {
    display: block;
    padding: 0.3rem 0;
    color: var(--text-dark);
}

.footer-links ul li a:hover {
    color: var(--text-light);
    opacity: 1;
}

.footer-contact p a {
    color: var(--text-dark);
}
.footer-contact p a:hover {
    color: var(--text-light);
    opacity: 1;
}

.social-links {
    margin-top: 1rem;
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-dark);
    text-decoration: none;
}

.social-links a:hover {
    color: var(--text-light);
}

.social-links img {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    object-fit: contain;
    background-color: transparent;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    font-size: 0.9rem;
}

/* Responsive Adjustments */
@media (max-width: 992px) {
    .hero-content h1 { font-size: 2.8rem; }
    .about-content-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .about-image {
        order: 1; /* Image en premier sur mobile */
        margin-bottom: 2rem; /* Espacement entre l'image et le texte */
    }
    .about-image img {
        width: 60%; /* Réduit la taille de l'image à 60% sur mobile */
        max-width: 300px; /* Limite la taille maximale */
    }
    .about-text {
        order: 2; /* Texte en second sur mobile */
    }
    .portfolio-layout-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .projects-list-column {
        position: static; /* Désactive le sticky sur mobile */
        margin-bottom: 2rem; /* Ajoute un espacement sous la liste */
    }
    .project-display-column {
        position: static;
        height: auto;
        overflow-y: visible;
        margin-top: 0; /* Supprime le margin-top car la liste est maintenant au-dessus */
    }
    .project-logo {
        width: 60px; /* Réduit encore plus la taille du logo sur mobile */
        height: 60px;
    }
    .project-title-section {
        gap: 1rem; /* Réduit l'espacement entre logo et titre */
        position: relative; /* Permet le positionnement du tag */
        padding-right: 8rem; /* Augmente l'espace réservé pour le bouton Work in Progress sur mobile */
        padding-top: 1rem; /* Ajoute de l'espace en haut */
        padding-bottom: 2rem; /* Ajoute plus d'espace en bas */
        min-height: 4rem; /* Assure une hauteur minimale pour la section */
    }
    #project-display-title {
        font-size: 1.5rem; /* Réduit la taille du titre sur mobile */
    }
    .work-in-progress-tag {
        font-size: 0.55rem !important; /* Réduit encore plus la taille du tag "work in progress" */
        padding: 0.25rem 0.5rem !important; /* Réduit encore plus le padding */
        top: 1.5rem; /* Déplace le bouton plus bas pour éviter qu'il soit collé au titre */
        right: 0.5rem; /* Déplace plus à droite pour créer plus d'espace avec le titre */
        margin-left: 2rem; /* Augmente l'espace à gauche du bouton */
    }
    .project-detail-tag {
        font-size: 0.7rem; /* Réduit la taille des tags de projet */
        padding: 0.25rem 0.6rem; /* Réduit le padding */
    }
    .project-display-tech span {
        font-size: 0.75rem; /* Réduit la taille des tags de technologie */
        padding: 0.25rem 0.6rem; /* Réduit le padding */
    }
    #project-display-image {
        max-height: 350px;
    }
    .project-display-content {
        padding: 1.5rem;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    .hero-content h1 { font-size: 2.2rem; }
    .hero-content .subtitle { font-size: 1.1rem; }

    .main-nav {
        flex-direction: column;
        gap: 1rem;
        margin-bottom: 1rem;
    }
    
    .main-nav .logo {
        order: 2; /* Logo en bas sur mobile */
    }
    
    .main-nav ul {
        order: 1; /* Navigation en haut sur mobile */
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.5rem 1rem;
    }
    
    .main-nav ul a {
        font-size: 0.95rem;
    }
    
    .main-nav .nav-cta {
        padding: 0.5rem 1rem;
    }
    
    .main-nav .logo a {
        font-size: 2.5rem; /* Plus grand sur mobile quand il est en bas */
    }

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

    .about-social-links {
        justify-content: center;
        flex-wrap: wrap;
    }
    .about-text .secondary-btn {
        margin: 0 auto;
    }
}

@media (max-width: 576px) {
    body { font-size: 15px; }
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    .hero-content h1 { font-size: 2rem; }
    .services-grid { grid-template-columns: 1fr; }
    .process-steps-grid { grid-template-columns: 1fr; }
    .footer-content-grid { grid-template-columns: 1fr; text-align: center; }
    .social-links { justify-content: center; }
}

/* --- Styles pour l'animation des mots rotatifs dans le H1 --- */
.words-wrapper {
  display: inline-block;
  vertical-align: top;
  height: 1.2em;
  overflow: hidden;
  position: relative;
}

.words {
  display: inline-block;
  position: relative;
  animation: moveUp 7.5s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

.words span {
  display: block;
  height: 1.2em;
  line-height: 1.2em;
  margin: 0;
  padding: 0;
  text-align: center;
  opacity: 0;
  animation: fadeInOut 7.5s linear infinite;
  background: linear-gradient(
    to bottom,
    #333333 0%,
    #666666 45%,
    #888888 47%,
    #666666 49%,
    #333333 100%
  );
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  text-shadow: 
    0 0 1px rgba(0, 0, 0, 0.5),
    0 1px 2px rgba(255, 255, 255, 0.1);
  position: relative;
}

.words span::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    45deg,
    transparent 0%,
    rgba(255, 255, 255, 0.05) 45%,
    rgba(255, 255, 255, 0.1) 50%,
    rgba(255, 255, 255, 0.05) 55%,
    transparent 100%
  );
  animation: shine 2s linear infinite;
  background-size: 200% 100%;
}

@keyframes moveUp {
  0%, 25% {
    transform: translateY(0);
    visibility: visible;
  }
  30%, 58% {
    transform: translateY(-1.2em);
    visibility: visible;
  }
  63%, 91% {
    transform: translateY(-2.4em);
    visibility: visible;
  }
  92% {
    transform: translateY(-2.4em);
    visibility: hidden;
  }
  92.1% {
    transform: translateY(1.2em);
    visibility: hidden;
  }
  99%, 100% {
    transform: translateY(0);
    visibility: visible;
  }
}

@keyframes fadeInOut {
    0%, 20% { opacity: 1; }
    23.5%, 90.5% { opacity: 0; }
    94%, 100% { opacity: 1; }
}

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

/* Suppression des anciens styles */
.rotating-words-container,
.rotating-word,
.rotating-word:nth-child(1),
.rotating-word:nth-child(2),
.hero-content h1 .rotating-word {
  display: none;
}

.words span:nth-child(1) { animation-delay: 0s; }
.words span:nth-child(2) { animation-delay: 2.5s; }
.words span:nth-child(3) { animation-delay: 5s; }

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

.work-in-progress-tag {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 0.75rem;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: linear-gradient(
        135deg,
        #667eea 0%,
        #764ba2 25%,
        #8b5cf6 50%,
        #764ba2 75%,
        #667eea 100%
    );
    color: white;
    border: none;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.9;
    }
}

/* Styles pour l'offre spéciale */
.cta-with-offer {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
}

.special-offer {
    font-style: italic;
    font-weight: 300;
    font-size: 0.85rem;
    color: #666;
    opacity: 0.8;
    letter-spacing: 0.3px;
    line-height: 1.3;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .cta-with-offer {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .special-offer {
        font-size: 0.8rem;
        white-space: normal;
        margin-left: 0.5rem;
    }
}

/* Bouton hamburger - caché par défaut sur desktop */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 30px;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background-color: var(--text-light);
    transition: all 0.3s ease;
    transform-origin: center;
}

/* Animation du bouton hamburger quand le menu est ouvert */
.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg);
    position: relative;
    top: 8px;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg);
    position: relative;
    top: -8px;
}

/* Menu de navigation - visible par défaut sur desktop */
.nav-menu {
    display: block;
}

/* Overlay pour fermer le menu - caché par défaut */
.nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

.nav-overlay.active {
    display: block;
}