/* BS PLUS GROUP Website Styles */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Couleurs principales basées sur le logo BS PLUS GROUP - Or/Bronze */
    --primary-color: #B8860B;        /* Or foncé (Dark Goldenrod) */
    --secondary-color: #DAA520;      /* Or moyen (Goldenrod) */
    --accent-color: #FFD700;         /* Or pur (Gold) */
    --accent-secondary: #F0E68C;     /* Or clair (Khaki) */
    --text-dark: #2C1810;           /* Brun très foncé */
    --text-light: #8B7355;          /* Brun clair */
    --white: #ffffff;
    --gray-100: #FAF8F5;           /* Crème très clair */
    --gray-200: #F5F0E8;           /* Crème clair */
    --gray-300: #E8DDD0;           /* Beige */
    --gray-400: #D2B48C;           /* Tan */
    --success-color: #228B22;
    --warning-color: #FF8C00;
    --shadow: 0 4px 6px rgba(184, 134, 11, 0.1);
    --shadow-lg: 0 10px 25px rgba(184, 134, 11, 0.15);
    --border-radius: 8px;
    --transition: all 0.3s ease;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 1rem;
    font-weight: 700;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem auto;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 500;
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: transparent;
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.btn-secondary:hover {
    background-color: var(--accent-color);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-accent {
    background-color: var(--accent-secondary);
    color: var(--white);
    border: none;
}

.btn-accent:hover {
    background-color: #e6a01a;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow);
}

.nav {
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    height: 60px;
    width: auto;
    filter: drop-shadow(2px 2px 4px rgba(0, 0, 0, 0.1));
    transition: var(--transition);
}

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

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
    letter-spacing: 1px;
}

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

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

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: width 0.3s ease;
}

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

.nav-social {
    color: var(--accent-color);
    font-size: 1.2rem;
    transition: var(--transition);
    text-decoration: none;
}

.nav-social:hover {
    color: var(--secondary-color);
    transform: translateY(-2px);
}

.nav-burger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.burger-line {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

/* Brand Colors Strip */
.brand-colors {
    display: flex;
    height: 6px;
    position: relative;
    z-index: 4;
}

.color-strip {
    flex: 1;
    transition: var(--transition);
    cursor: pointer;
}

.color-strip:hover {
    flex: 2;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.color-primary {
    background-color: var(--primary-color);
}

.color-secondary {
    background-color: var(--secondary-color);
}

.color-accent {
    background-color: var(--accent-color);
}

.color-accent-secondary {
    background-color: var(--accent-secondary);
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 70%, var(--accent-color) 100%);
    color: var(--white);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-bg.jpg') center/cover;
    opacity: 0.3;
}

.hero-container {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: 0 20px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.3rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
    animation: fadeInUp 1s ease 0.2s both;
}

/* Stats Section */
.stats {
    background-color: var(--white);
    padding: 4rem 0;
    margin-top: -100px;
    position: relative;
    z-index: 3;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    background-color: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* About Section */
.about {
    padding: 6rem 0;
    background-color: var(--gray-100);
}

.about-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

.ceo-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
}

.ceo-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 auto 1rem auto;
    object-fit: cover;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
    font-weight: bold;
}

.ceo-avatar::before {
    content: 'CEO';
}

.ceo-name {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.ceo-title {
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: 500;
}

/* History Section */
.history {
    padding: 6rem 0;
    background-color: var(--white);
}

.history-text {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

/* Companies Section */
.companies {
    padding: 6rem 0;
    background-color: var(--gray-100);
}

.companies-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.company-card {
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.company-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--accent-color);
    cursor: pointer;
}

.company-logo {
    width: 120px;
    height: 80px;
    margin: 0 auto 1.5rem auto;
    background: transparent;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
    padding: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border: 2px solid var(--gray-200);
}

.company-logo .company-real-logo {
    width: 100px;
    height: 60px;
    object-fit: contain;
    object-position: center;
    border-radius: 6px;
    transition: transform 0.3s ease, filter 0.3s ease;
    background: transparent;
    padding: 0;
}

.company-card:hover .company-logo .company-real-logo {
    transform: scale(1.05);
    filter: brightness(1.1);
}

.company-card:hover .company-logo {
    border-color: var(--accent-color);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.3);
}

.company-name {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.company-link {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
    display: inline-block;
    position: relative;
}

.company-link:hover {
    color: var(--accent-color);
    transform: translateY(-2px);
}

.company-link::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-color), var(--accent-secondary));
    transition: width 0.3s ease;
}

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

/* Icône pour les liens externes */
/* .company-link[target="_blank"]::before {
    content: '\f35d';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    margin-right: 8px;
    font-size: 0.9em;
    color: var(--accent-color);
    opacity: 0.7;
} */

.company-link[target="_blank"]:hover::before {
    opacity: 1;
    animation: pulse 1s infinite;
}

/* Icône pour les liens email */
.company-link[href^="mailto"]::before {
    content: '\f0e0';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    margin-right: 8px;
    font-size: 0.9em;
    color: var(--accent-secondary);
    opacity: 0.7;
}

.company-link[href^="mailto"]:hover::before {
    opacity: 1;
}

.company-description {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.company-sectors {
    font-size: 0.85rem;
    color: var(--accent-color);
    font-weight: 500;
    border-top: 1px solid var(--gray-200);
    padding-top: 0.8rem;
}

/* Sectors Section */
.sectors {
    padding: 6rem 0;
    background-color: var(--white);
}

.sectors-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.sector-card {
    background-color: var(--gray-100);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    text-align: center;
    transition: var(--transition);
}

.sector-card:hover {
    background-color: var(--accent-color);
    color: var(--white);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.sector-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: var(--accent-color);
}

.sector-card:hover .sector-icon {
    color: var(--white);
}

.sector-title {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.sector-card:hover .sector-title {
    color: var(--white);
}

.sector-description {
    color: var(--text-light);
}

.sector-card:hover .sector-description {
    color: var(--white);
}

/* References Section */
.references {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
    overflow: hidden;
}

.references-container {
    overflow: hidden;
    white-space: nowrap;
    position: relative;
}

.references-slider {
    display: inline-flex;
    gap: 4rem;
    animation: slideLogos 30s linear infinite;
}

/* Animation de défilement continu */
@keyframes slideLogos {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* Pause l'animation au hover */
.references-container:hover .references-slider {
    animation-play-state: paused;
}

.reference-item {
    flex: 0 0 250px;
    height: 200px;
    background-color: var(--white);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--gray-300);
    white-space: normal;
}

.reference-item:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-color);
}

.client-logo-img {
    width: 300px;
    height: 100px;
    object-fit: contain;
    transition: var(--transition);
    filter: grayscale(20%) opacity(0.8);
}

.reference-item:hover .client-logo-img {
    filter: grayscale(0%) opacity(1);
    transform: scale(1.1);
}

/* Effet premium sur le premier logo (Renault) */
.reference-item:first-child {
    border: 2px solid var(--accent-color);
    position: relative;
}

.reference-item:first-child::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(45deg, var(--accent-color), var(--accent-secondary), var(--accent-color));
    border-radius: var(--border-radius);
    z-index: -1;
    animation: premiumGlow 4s ease-in-out infinite;
}

@keyframes premiumGlow {
    0%, 100% { 
        opacity: 0.2;
        transform: scale(1);
    }
    50% { 
        opacity: 0.4;
        transform: scale(1.01);
    }
}

.reference-item:first-child:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 25px rgba(255, 215, 0, 0.3);
    transform: translateY(-8px) scale(1.08);
}

/* Footer */
.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 4rem 0 2rem 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-title {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    color: var(--white);
}

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

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--white);
}

.contact-info {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.social-links {
    margin-top: 1.5rem;
}

.social-links a {
    display: inline-block;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    margin-right: 10px;
    transition: var(--transition);
    text-decoration: none;
    color: rgba(255, 255, 255, 0.8);
}

.social-links a:hover {
    background-color: var(--accent-secondary);
    color: var(--white);
    transform: scale(1.1);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.7);
}

.footer-legal {
    display: flex;
    gap: 2rem;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-legal a:hover {
    color: var(--white);
}

/* Éléments avec accent orange */
.highlight-accent {
    color: var(--accent-secondary);
    font-weight: 600;
}

.border-accent {
    border-left: 4px solid var(--accent-color);
    padding-left: 1rem;
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.bg-gradient-accent {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-secondary));
}

/* Amélioration des cartes avec les nouvelles couleurs */
.company-card:hover .company-logo {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    transform: rotate(5deg) scale(1.05);
}

.sector-card:hover {
    background: linear-gradient(135deg, var(--accent-color), var(--accent-secondary));
    color: var(--white);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .companies-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .company-logo {
        width: 110px;
        height: 75px;
    }

    .company-logo .company-real-logo {
        width: 90px;
        height: 55px;
    }

    .sectors-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background-color: var(--white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        z-index: 999;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-burger {
        display: flex;
    }

    .nav-burger.active .burger-line:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-burger.active .burger-line:nth-child(2) {
        opacity: 0;
    }

    .nav-burger.active .burger-line:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2rem;
    }

    .stat-number {
        font-size: 2.5rem;
    }

    .companies-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .footer-legal {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* Corporate Structure Diagram Styles */
.corporate-structure {
    margin-top: 4rem;
    padding: 3rem 0;
    background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.structure-title {
    text-align: center;
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 3rem;
    font-weight: 700;
}

.structure-subtitle {
    text-align: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    margin: 2rem 0 1.5rem 0;
    font-weight: 600;
}

/* Circular Diagram - Version Desktop Agrandie */
.diagram-container {
    position: relative;
    width: 100%;
    max-width: 1100px;
    height: 800px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, rgba(255, 215, 0, 0.05), transparent 60%);
}

/* Cercle de trajectoire visible - parfaitement centré - Version PC Agrandie */
.diagram-container::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    border: 3px dashed var(--accent-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.3;
    animation: orbitPulse 4s ease-in-out infinite;
    z-index: 1;
}

/* Cercle intérieur pour meilleur guidage visuel - Version PC Agrandie */
.diagram-container::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 460px;
    height: 460px;
    border: 2px dotted var(--accent-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.2;
    animation: orbitPulse 6s ease-in-out infinite reverse;
    z-index: 1;
}

@keyframes orbitPulse {
    0%, 100% { 
        opacity: 0.2;
        transform: translate(-50%, -50%) scale(1);
    }
    50% { 
        opacity: 0.4;
        transform: translate(-50%, -50%) scale(1.02);
    }
}

.holding-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}

.holding-logo {
    width: 250px;
    height: 250px;
    background: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
    border-radius: 90%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    border: 5px solid var(--primary-color);
    animation: pulseCenter 4s ease-in-out infinite;
    position: relative;
    overflow: hidden;
}

.holding-logo::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 6s linear infinite;
}

/* Cercle de guidage pour le logo central */
.holding-logo::after {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 2px solid var(--accent-color);
    border-radius: 50%;
    opacity: 0.3;
    animation: centerRing 8s ease-in-out infinite;
}

@keyframes centerRing {
    0%, 100% { 
        opacity: 0.2;
        transform: scale(1);
    }
    50% { 
        opacity: 0.5;
        transform: scale(1.05);
    }
}

@keyframes pulseCenter {
    0%, 100% { 
        transform: scale(1);
        box-shadow: var(--shadow-lg), 0 0 0 0 rgba(184, 134, 11, 0.4);
    }
    50% { 
        transform: scale(1.05);
        box-shadow: var(--shadow-lg), 0 0 0 20px rgba(184, 134, 11, 0);
    }
}

@keyframes shimmer {
    0% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    100% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

.holding-logo-img {
    width: 120px;
    height: auto;
    margin-bottom: 8px;
    filter: brightness(0) invert(1);
    z-index: 2;
    position: relative;
}

.holding-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
    text-align: center;
    margin: 0;
    z-index: 2;
    position: relative;
}

.holding-subtitle {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    z-index: 2;
    position: relative;
}

/* Companies Circle - Rotation Centrée Renforcée pour Vercel */
.companies-circle {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    animation: rotateContainer 30s linear infinite;
    will-change: transform;
}

.company-node {
    position: absolute;
    top: 50%;
    left: 50%;
    transform-origin: center center;
    will-change: transform;
}

/* Positionnement circulaire parfait - 6 entreprises à 60° d'intervalle - Renforcé */
.company-node:nth-child(1) { 
    transform: translate(-70px, -370px) !important; /* Haut - centré */
}

.company-node:nth-child(2) { 
    transform: translate(190px, -220px) !important; /* Haut-droite - centré */
}

.company-node:nth-child(3) { 
    transform: translate(190px, 80px) !important; /* Bas-droite - centré */
}

.company-node:nth-child(4) { 
    transform: translate(-70px, 230px) !important; /* Bas - centré */
}

.company-node:nth-child(5) { 
    transform: translate(-330px, 80px) !important; /* Bas-gauche - centré */
}

.company-node:nth-child(6) { 
    transform: translate(-330px, -220px) !important; /* Haut-gauche - centré */
}

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

.company-logo-circle {
    width: 140px;
    height: 140px;
    background: linear-gradient(135deg, var(--white), var(--gray-100));
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
    border: 3px solid var(--accent-color);
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    z-index: 5;
    animation: counterRotate 30s linear infinite;
    will-change: transform;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

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

.company-logo-circle:hover {
    transform: scale(1.15);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--accent-secondary), var(--white));
    z-index: 10;
}

/* Styles pour les vrais logos des entreprises - Version PC Optimisée Vercel */
.company-real-logo {
    width: 110px;
    height: 110px;
    object-fit: contain;
    object-position: center;
    border-radius: 6px;
    transition: var(--transition);
    filter: brightness(1.1) contrast(1.1);
    display: block;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.1);
    will-change: transform;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.company-logo-circle:hover .company-real-logo {
    transform: scale(1.1);
    filter: brightness(1.2) contrast(1.2);
}

/* Overlay pour les noms des entreprises - Version PC Agrandie */
.company-name-overlay {
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-color);
    text-align: center;
    background: rgba(255, 255, 255, 0.95);
    padding: 4px 8px;
    border-radius: 6px;
    opacity: 0;
    transition: var(--transition);
    white-space: nowrap;
    z-index: 15;
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.15);
}

.company-logo-circle:hover .company-name-overlay {
    opacity: 1;
    bottom: -35px;
}

.company-logo-circle i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 8px;
    transition: var(--transition);
}

.company-logo-circle:hover i {
    color: var(--secondary-color);
    transform: scale(1.2);
}

.company-name-short {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-dark);
    text-align: center;
    line-height: 1.1;
}

/* Connection Lines - Version PC Agrandie */
.connection-line {
    position: absolute;
    width: 3px;
    height: 170px;
    background: linear-gradient(to center, var(--accent-color), transparent);
    top: 50%;
    left: 50%;
    transform-origin: bottom center;
    transform: translateX(-50%) translateY(-100%) rotate(0deg);
    animation: connectionRotate 30s linear infinite;
    opacity: 0.4;
    pointer-events: none;
}

/* Lignes de connexion qui suivent chaque entreprise */
.company-node:nth-child(1) .connection-line {
    animation-delay: 0s;
    transform: translateX(-50%) translateY(-100%) rotate(0deg);
}

.company-node:nth-child(2) .connection-line {
    animation-delay: -5s;
    transform: translateX(-50%) translateY(-100%) rotate(60deg);
}

.company-node:nth-child(3) .connection-line {
    animation-delay: -10s;
    transform: translateX(-50%) translateY(-100%) rotate(120deg);
}

.company-node:nth-child(4) .connection-line {
    animation-delay: -15s;
    transform: translateX(-50%) translateY(-100%) rotate(180deg);
}

.company-node:nth-child(5) .connection-line {
    animation-delay: -20s;
    transform: translateX(-50%) translateY(-100%) rotate(240deg);
}

.company-node:nth-child(6) .connection-line {
    animation-delay: -25s;
    transform: translateX(-50%) translateY(-100%) rotate(300deg);
}

@keyframes connectionRotate {
    0% { 
        transform: translateX(-50%) translateY(-100%) rotate(0deg);
        opacity: 0.3;
    }
    50% {
        opacity: 0.6;
    }
    100% { 
        transform: translateX(-50%) translateY(-100%) rotate(360deg);
        opacity: 0.3;
    }
}

/* Animated Particles suivant la trajectoire */
.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.particle {
    position: absolute;
    top: -50%;
    left: -30%;
    width: 6px;
    height: 6px;
    background: var(--accent-color);
    border-radius:80%;
    transform-origin: 0 0;
    animation: particleOrbit 35s linear infinite;
    opacity: 0.6;
    box-shadow: 0 0 10px var(--accent-color);
}

.particle-1 { 
    animation-delay: 0s;
    transform: rotate(30deg) translateX(180px);
}
.particle-2 { 
    animation-delay: -5s;
    transform: rotate(90deg) translateX(200px);
}
.particle-3 { 
    animation-delay: -10s;
    transform: rotate(150deg) translateX(240px);
}
.particle-4 { 
    animation-delay: -15s;
    transform: rotate(210deg) translateX(160px);
}
.particle-5 { 
    animation-delay: -20s;
    transform: rotate(270deg) translateX(220px);
}
.particle-6 { 
    animation-delay: -25s;
    transform: rotate(330deg) translateX(190px);
}

@keyframes particleOrbit {
    0% { 
        transform: rotate(0deg) translateX(var(--radius, 200px));
        opacity: 0.4;
    }
    50% {
        opacity: 0.8;
    }
    100% { 
        transform: rotate(360deg) translateX(var(--radius, 200px));
        opacity: 0.4;
    }
}

/* Horizontal Structure */
.horizontal-structure {
    margin-top: 3rem;
    padding: 2rem;
    background: linear-gradient(90deg, var(--gray-100), var(--white), var(--gray-100));
    border-radius: var(--border-radius);
    border: 1px solid var(--gray-300);
}

.horizontal-diagram {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    align-items: center;
}

.holding-box {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 1.5rem;
    border-radius: var(--border-radius);
    color: white;
    text-align: center;
    box-shadow: var(--shadow-lg);
    min-width: 300px;
}

.holding-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.holding-mini-logo {
    width: 60px;
    height: auto;
    filter: brightness(0) invert(1);
}

.holding-header h5 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 700;
}

.holding-type {
    font-size: 0.8rem;
    opacity: 0.9;
    font-weight: 500;
}

.companies-horizontal {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1rem;
    width: 100%;
    max-width: 900px;
}

.company-horizontal {
    background: var(--white);
    padding: 1rem;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow);
    border: 2px solid var(--gray-300);
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.company-horizontal:hover {
    transform: translateY(-5px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-lg);
}

.company-horizontal::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.2), transparent);
    transition: left 0.5s ease;
}

.company-horizontal:hover::before {
    left: 100%;
}

.company-horizontal i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    display: block;
    transition: var(--transition);
}

.company-horizontal:hover i {
    color: var(--secondary-color);
    transform: scale(1.1);
}

.company-horizontal span {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.company-horizontal small {
    display: block;
    color: var(--text-light);
    font-size: 0.75rem;
    font-weight: 500;
}

@media (max-width: 768px) {
    .diagram-container {
        height: 400px;
    }
    
    .diagram-container::before {
        width: 320px;
        height: 320px;
    }
    
    .diagram-container::after {
        width: 240px;
        height: 240px;
    }
    
    .holding-logo {
        width: 120px;
        height: 120px;
    }
    
    .holding-logo-img {
        width: 60px;
    }
    
    .company-logo-circle {
        width: 80px;
        height: 80px;
    }
    
    /* Vrais logos des entreprises - Taille mobile réduite */
    .company-real-logo {
        width: 50px;
        height: 35px;
    }
    
    /* Marges ajustées pour logos 80px - centrage parfait */
    .company-node {
        top: 50%;
        left: 50%;
    }
    
    /* Positionnement mobile avec rayon réduit et centrage parfait */
    .company-node:nth-child(1) { 
        transform: translate(-40px, -200px); /* Haut - centré */
    }

    .company-node:nth-child(2) { 
        transform: translate(98px, -120px); /* Haut-droite - centré */
    }

    .company-node:nth-child(3) { 
        transform: translate(98px, 40px); /* Bas-droite - centré */
    }

    .company-node:nth-child(4) { 
        transform: translate(-40px, 120px); /* Bas - centré */
    }

    .company-node:nth-child(5) { 
        transform: translate(-178px, 40px); /* Bas-gauche - centré */
    }

    .company-node:nth-child(6) { 
        transform: translate(-178px, -120px); /* Haut-gauche - centré */
    }
    
    .company-logo-circle i {
        font-size: 1.2rem;
    }
    
    .company-name-short {
        font-size: 0.6rem;
    }
    
    .company-name-overlay {
        font-size: 0.6rem;
        bottom: -20px;
    }
    
    .companies-horizontal {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

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

    .company-logo {
        width: 140px;
        height: 70px;
        margin: 0 auto 1rem auto;
    }

    .company-logo .company-real-logo {
        width: 120px;
        height: 50px;
    }

    .references-slider {
        gap: 1.5rem;
    }

    .references-slider {
        gap: 2rem;
        animation-duration: 25s;
    }

    .reference-item {
        flex: 0 0 120px;
        height: 70px;
    }

    .client-logo-img {
        width: 80px;
        height: 50px;
    }
    
    .diagram-container {
        height: 350px;
    }
    
    .diagram-container::before {
        width: 260px;
        height: 260px;
    }
    
    .diagram-container::after {
        width: 200px;
        height: 200px;
    }
    
    .holding-logo {
        width: 100px;
        height: 100px;
    }
    
    .company-logo-circle {
        width: 60px;
        height: 60px;
    }
    
    /* Vrais logos des entreprises - Très petite taille mobile */
    .company-real-logo {
        width: 40px;
        height: 28px;
    }
    
    /* Marges ajustées pour logos 60px - centrage parfait */
    .company-node {
        top: 50%;
        left: 50%;
    }
    
    /* Positionnement très petits écrans avec rayon réduit et centrage parfait */
    .company-node:nth-child(1) { 
        transform: translate(-30px, -160px); /* Haut - centré */
    }

    .company-node:nth-child(2) { 
        transform: translate(82px, -95px); /* Haut-droite - centré */
    }

    .company-node:nth-child(3) { 
        transform: translate(82px, 35px); /* Bas-droite - centré */
    }

    .company-node:nth-child(4) { 
        transform: translate(-30px, 100px); /* Bas - centré */
    }

    .company-node:nth-child(5) { 
        transform: translate(-142px, 35px); /* Bas-gauche - centré */
    }

    .company-node:nth-child(6) { 
        transform: translate(-142px, -95px); /* Haut-gauche - centré */
    }
    
    .company-name-overlay {
        font-size: 0.55rem;
        bottom: -18px;
    }
    
    .companies-horizontal {
        grid-template-columns: 1fr;
    }
}