/* ==========================================================================
   VARIABLES CSS - SYSTÈME DE COULEURS PERSONNALISABLE
   =====================================================================
   ✏️ MODIFIEZ CES 4 VARIABLES pour changer toute la palette du site :
   --color-primary   : Couleur principale (boutons CTA, liens actifs, accents)
   --color-secondary : Couleur secondaire (bannière CTA, badges, header/footer)
   --color-bg        : Couleur de fond générale
   --color-text      : Couleur du texte principal
   ========================================================================== */
:root {
    /* === 🎨 CHARTE GRAPHIQUE UFR SES - NOUVELLE PALETTE === */
    --color-primary: #C49A45;           /* Ocre/Doré Chaud - Boutons CTA, accents */
    --color-secondary: #462B17;         /* Marron Institutionnel - Headers, footers, titres */
    --color-bg: #FAFAFA;                /* Blanc Cassé - Fond principal */
    --color-text: #333333;              /* Gris Anthracite - Texte principal */

    /* === Couleurs dérivées === */
    --color-primary-dark: #A67F30;      /* Ocre plus foncé (hover) */
    --color-primary-light: rgba(196, 154, 69, 0.1); /* Ocre transparent */
    --color-secondary-light: #5D3A29;   /* Marron plus clair */
    --color-bg-alt: #F4EFEA;            /* Beige Sable très clair - Sections alternées */
    --color-text-light: #666666;        /* Texte secondaire / metadata */
    --color-text-white: #FFFFFF;        /* Texte sur fond sombre */
    --color-border: #E2E8F0;            /* Bordures légères */
    --color-accent: #C49A45;            /* Ocre/Doré - Badges, accents */ /* alias de --color-primary */
    --color-alert: #D32F2F;             /* Rouge - Alertes urgentes */

    /* === Typographie === */
    --font-main: 'Poppins', sans-serif;
    --font-size-base: 16px;

    /* === Espacements === */
    --section-padding: 80px 0;
    --container-width: 1200px;

    /* === Effets === */
    --transition: all 0.3s ease;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --shadow-hover: 0 15px 50px rgba(0, 0, 0, 0.15);
    --radius: 8px;

    /* === Z-index Scale (échelle de profondeur) === */
    --z-modal: 1001;           /* Modales, overlays */
    --z-header: 1000;          /* Header sticky */
    --z-overlay: 999;          /* Overlay sombre */
    --z-dropdown: 100;         /* Menus déroulants */
    --z-above: 10;             /* Éléments au-dessus du contenu */
    --z-elevated: 5;           /* Éléments légèrement élevés */
    --z-layer-3: 3;            /* Couche 3 */
    --z-layer-2: 2;            /* Couche 2 */
    --z-base: 1;               /* Couche de base */
    --z-below: -1;             /* Sous le contenu */

    /* === ALIAS - Compatibilité anciennes variables (pages intérieures) === */
    --primary-orange: var(--color-primary);
    --primary-blue-dark: var(--color-secondary);
    --primary-blue-mid: var(--color-secondary-light);
    --primary-blue-light: var(--color-bg-alt);
    --ufr-brown: var(--color-secondary);
    --discom-green: #1B5E20;            /* Vert DISCOM conservé pour PEA DISCOM */
    --accent-yellow: var(--color-primary);
    --accent-red: #D32F2F;              /* alias de --color-alert */
    --bg-white: #FFFFFF;                /* Blanc pur pour le header */
    --bg-grey: var(--color-bg-alt);
    --text-primary: var(--color-secondary);
    --text-secondary: var(--color-text);
    --text-gray: var(--color-text-light);
    --text-light: var(--color-text-white);
    --secondary-gray: var(--color-text);
    --light-gray: var(--color-bg-alt);
    --white: #FFFFFF;
    --black: #1A202C;
    --shadow: var(--shadow-md);
    --radius-lg: 12px;
}

/* ==========================================================================
   RESET & BASE
   ========================================================================== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-main);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

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

/* ==========================================================================
   BOUTONS GLOBAUX
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-main);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 14px 32px;
    border-radius: 50px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    white-space: nowrap;
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(232, 87, 58, 0.3);
}

.btn-ghost {
    background-color: transparent;
    color: var(--color-text-white);
    border-color: var(--color-text-white);
}

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

.btn-large {
    padding: 18px 40px;
    font-size: 1rem;
}

/* ==========================================================================
   SECTION LABELS (Surtitre + Titre)
   ========================================================================== */
.section-subtitle {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-secondary);
    line-height: 1.3;
    margin-bottom: 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

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

/* ==========================================================================
   1. TOP BAR
   ========================================================================== */
.top-bar {
    background-color: var(--color-secondary);
    color: var(--color-text-white);
    font-size: 0.8rem;
    padding: 8px 0;
    display: block; /* Toujours visible */
}

.top-bar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-social {
    display: flex;
    gap: 14px;
}

.top-bar-social a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
}

.top-bar-social a:hover {
    color: var(--color-primary);
}

.top-bar-contact {
    display: flex;
    gap: 24px;
}

.top-bar-contact span {
    display: flex;
    align-items: center;
    gap: 6px;
    color: rgba(255, 255, 255, 0.8);
}

.top-bar-contact i {
    color: var(--color-primary);
    font-size: 0.75rem;
}

/* Responsive top-bar - Adapter la taille sur mobile */
@media (max-width: 767px) {
    .top-bar {
        font-size: 0.7rem;
        padding: 6px 0;
    }

    .top-bar-social {
        gap: 10px;
    }

    .top-bar-social a {
        font-size: 0.75rem;
    }

    .top-bar-contact span {
        font-size: 0.7rem;
    }
}

/* ==========================================================================
   1b. MAIN HEADER - Sticky Navigation
   ========================================================================== */
.main-header {
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    background-color: #FFFFFF;          /* Blanc pur pour le header */
    transition: var(--transition);
    padding: 12px 0;
    box-shadow: var(--shadow-sm);       /* Ombre légère toujours visible */
}

.main-header.scrolled {
    box-shadow: var(--shadow-md);
    padding: 8px 0;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo img {
    height: 60px;
    width: 60px;
    padding: 5px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-text .ufr-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-secondary);
    letter-spacing: 0.5px;
}

.logo-text .ufr-subtitle {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-primary);
    letter-spacing: 1px;
}

/* Responsive logo text */
@media (max-width: 480px) {
    .logo-text {
        display: none;
    }
}

/* Navigation */
.main-nav {
    display: none; /* Hidden on mobile */
}

.nav-links {
    display: flex;
    gap: 4px;
}

.nav-links a {
    display: block;
    padding: 10px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: #462B17;                     /* Marron institutionnel pour les liens */
    border-radius: var(--radius);
    position: relative;
    transition: var(--transition);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 16px;
    right: 16px;
    height: 2px;
    background-color: #C49A45;          /* Ocre pour le soulignement */
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.nav-links a:hover {
    color: #C49A45;                     /* Ocre au survol */
}

.nav-links a:hover::after,
.nav-links a.active::after {
    transform: scaleX(1);
}

.nav-links a.active {
    color: var(--color-primary);
}

/* CTA Header Button */
.btn-cta-header {
    display: none; /* Hidden on mobile */
    background-color: #C49A45;          /* Ocre pour le bouton CTA */
    color: #FFFFFF;
    padding: 12px 28px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(196, 154, 69, 0.2);
}

.btn-cta-header:hover {
    background-color: #A67F30;          /* Ocre plus foncé au survol */
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(196, 154, 69, 0.4);
}

/* Mobile Toggle */
.mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: var(--z-modal);
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background-color: var(--color-secondary);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* Mobile Nav Overlay */
.main-nav.mobile-open {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-bg);
    z-index: var(--z-overlay);
    align-items: center;
    justify-content: center;
}

.main-nav.mobile-open .nav-links {
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.main-nav.mobile-open .nav-links a {
    font-size: 1.2rem;
    padding: 12px 24px;
}

/* Tablet+ Navigation */
@media (min-width: 1024px) {
    .main-nav {
        display: block;
    }

    .btn-cta-header {
        display: inline-flex;
    }

    .mobile-toggle {
        display: none;
    }
}

/* ==========================================================================
   2. HERO SECTION AVEC CARROUSEL
   ========================================================================== */
/* Carrousel Hero */
.hero-carousel {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.carousel-slides {
    position: absolute;
    inset: 0;
}

.carousel-slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease-in-out;
   z-index: 0;
}

.carousel-slide.active {
    opacity: 1;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(70, 43, 23, 0.85) 0%,
        rgba(70, 43, 23, 0.65) 50%,
        rgba(70, 43, 23, 0.45) 100%
    );
    z-index: var(--z-base);
}

/* Boutons de navigation carrousel */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: var(--z-layer-3);
    background: rgba(196, 154, 69, 0.8);
    color: #FFFFFF;
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.carousel-btn:hover {
    background: rgba(196, 154, 69, 1);
    transform: translateY(-50%) scale(1.1);
}

.carousel-prev {
    left: 30px;
}

.carousel-next {
    right: 30px;
}

/* Indicateurs */
.carousel-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-layer-3);
    display: flex;
    gap: 12px;
}

.carousel-indicators .indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: 2px solid #FFFFFF;
    cursor: pointer;
    transition: var(--transition);
}

.carousel-indicators .indicator.active,
.carousel-indicators .indicator:hover {
    background: #C49A45;
    border-color: #C49A45;
}

/* Hero statique (pour les pages intérieures) */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background-image: url('assets/images/actualites/ufr_ses-scaled.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: 120px 0 180px;
}

/* Hero pages intérieures - Overlay renforcé */
.hero .hero-overlay {
    background: linear-gradient(
        135deg,
        rgba(70, 43, 23, 0.88) 0%,
        rgba(70, 43, 23, 0.72) 50%,
        rgba(70, 43, 23, 0.58) 100%
    );
}

/* Contenu hero pages intérieures */
.hero .container {
    position: relative;
    z-index: var(--z-layer-2);
}

.hero h1,
.hero p {
    color: #FFFFFF;
    text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.5);
}

.hero h1 {
    font-weight: 700;
}

/* Tag de formation */
.formation-tag {
    display: inline-block;
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 20px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.hero-content {
    position: relative;
    z-index: var(--z-layer-2);
    max-width: 680px;
}

.hero-subtitle {
    display: inline-block;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 16px;
    padding-left: 0;
}

.hero-subtitle::before {
    content: '';
    display: inline-block;
    width: 40px;
    height: 2px;
    background-color: var(--color-primary);
    margin-right: 12px;
    vertical-align: middle;
}

.hero-title {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--color-text-white);
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero-title .highlight {
    color: var(--color-primary);
    position: relative;
}

.hero-description {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 32px;
    max-width: 520px;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

/* Responsive Hero */
@media (min-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }

    .hero-description {
        font-size: 1.05rem;
    }
}

@media (min-width: 1024px) {
    .hero {
        padding: 0;
    }

    .hero-title {
        font-size: 3.5rem;
    }
}

/* ==========================================================================
   3. SERVICES / FEATURES - Cartes chevauchant le Hero
   ========================================================================== */
.services-section {
    position: relative;
    z-index: var(--z-above);
    margin-top: -80px; /* ← Chevauchement sur le Hero */
    padding-bottom: 80px;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.service-card {
    background-color: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border-bottom: 3px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
    border-bottom-color: var(--color-primary);
}

.service-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background-color: var(--color-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background-color: var(--color-primary);
}

.service-icon i {
    font-size: 1.6rem;
    color: var(--color-primary);
    transition: var(--transition);
}

.service-card:hover .service-icon i {
    color: var(--color-text-white);
}

.service-card h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-secondary);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: 16px;
    line-height: 1.6;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary);
}

.service-link:hover {
    gap: 10px;
}

.service-link i {
    font-size: 0.75rem;
    transition: var(--transition);
}

/* Responsive services grid */
@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .services-section {
        margin-top: -100px;
    }
}

/* ==========================================================================
   4. ABOUT US - Mise en page déstructurée
   ========================================================================== */
.about-section {
    padding: var(--section-padding);
    background-color: var(--color-bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 50px;
    align-items: center;
}

/* Colonne visuelle - Images décalées */
.about-visual {
    position: relative;
    min-height: 400px;
}

.about-img-main {
    width: 75%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-img-main img {
    width: 100%;
    height: 320px;
    object-fit: cover;
}

.about-img-secondary {
    position: absolute;
    bottom: -20px;
    right: 0;
    width: 55%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 5px solid var(--color-bg);
}

.about-img-secondary img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

/* Badge "Années d'expérience" en superposition absolue */
.about-badge {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--color-primary);
    color: var(--color-text-white);
    width: 130px;
    height: 130px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-shadow: 0 8px 30px rgba(232, 87, 58, 0.4);
    z-index: var(--z-elevated);
    border: 5px solid var(--color-bg);
}

.badge-number {
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1;
}

.badge-text {
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 4px;
}

/* Colonne texte */
.about-text .section-subtitle {
    margin-bottom: 12px;
}

.about-text .section-title {
    margin-bottom: 16px;
}

.about-description {
    color: var(--color-text-light);
    font-size: 0.95rem;
    margin-bottom: 30px;
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-features li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.feature-number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: var(--color-text-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 700;
}

.about-features li strong {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-secondary);
    margin-bottom: 4px;
}

.about-features li p {
    font-size: 0.88rem;
    color: var(--color-text-light);
    line-height: 1.5;
    margin: 0;
}

/* Responsive About */
@media (min-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: 80px;
    }

    .about-img-main img {
        height: 400px;
    }

    .about-img-secondary img {
        height: 280px;
    }

    .section-title {
        font-size: 2.2rem;
    }
}

/* ==========================================================================
   5. PROGRAMMES / COURS - Cartes avec Badges
   ========================================================================== */
.programs-section {
    padding: var(--section-padding);
    background-color: var(--color-bg-alt);
}

.programs-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.program-card {
    background-color: var(--color-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}

.program-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

/* Image wrapper avec overflow:hidden pour effet zoom */
.program-img-wrapper {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.program-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.program-card:hover .program-img-wrapper img {
    transform: scale(1.08);
}

/* Badge catégorie à cheval entre image et contenu */
.program-badge {
    position: absolute;
    bottom: -16px;
    left: 20px;
    background-color: var(--color-primary);
    color: var(--color-text-white);
    padding: 6px 20px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: var(--z-elevated);
    box-shadow: 0 4px 12px rgba(232, 87, 58, 0.3);
}

.program-content {
    padding: 32px 24px 24px;
}

.program-content h3 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-secondary);
    margin-bottom: 10px;
}

.program-content p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: 16px;
}

.program-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary);
}

.program-link:hover {
    gap: 10px;
}

/* Responsive programs */
@media (min-width: 768px) {
    .programs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .programs-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ==========================================================================
   6. BANNIÈRE CALL-TO-ACTION
   ========================================================================== */
.cta-banner {
    position: relative;
    padding: 80px 0;
    /* ✏️ REMPLACEZ l'image de fond si souhaité */
    background-image: url('assets/images/actualites/ufr_ses-scaled.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    overflow: hidden;
}

.cta-banner-overlay {
    position: absolute;
    inset: 0;
    background-color: var(--color-secondary);
    opacity: 0.92;
    /* mix-blend-mode pour texture subtile */
    mix-blend-mode: multiply;
}

.cta-banner-content {
    position: relative;
    z-index: var(--z-layer-2);
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-banner-content h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-text-white);
    margin-bottom: 16px;
    line-height: 1.3;
}

.cta-banner-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    margin-bottom: 32px;
    line-height: 1.7;
}

@media (min-width: 768px) {
    .cta-banner {
        padding: 100px 0;
    }

    .cta-banner-content h2 {
        font-size: 2.4rem;
    }
}

/* ==========================================================================
   7. ACTUALITÉS / ÉVÉNEMENTS - Cartes avec Dates flottantes
   ========================================================================== */
.news-section {
    padding: var(--section-padding);
    background-color: var(--color-bg);
}

.news-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.news-card {
    background-color: var(--color-bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.news-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

/* Image wrapper */
.news-img-wrapper {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.news-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.news-card:hover .news-img-wrapper img {
    transform: scale(1.05);
}

/* Badge Date en position absolue sur l'image */
.news-date-badge {
    position: absolute;
    bottom: -1px;
    left: 20px;
    background-color: var(--color-primary);
    color: var(--color-text-white);
    width: 70px;
    padding: 10px 0 8px;
    text-align: center;
    border-radius: var(--radius) var(--radius) 0 0;
    z-index: var(--z-elevated);
    box-shadow: 0 -4px 12px rgba(232, 87, 58, 0.2);
}

.date-day {
    display: block;
    font-size: 1.6rem;
    font-weight: 800;
    line-height: 1;
}

.date-month {
    display: block;
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 2px;
}

/* Contenu news */
.news-content {
    padding: 24px;
}

.news-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-secondary);
    margin-bottom: 10px;
    line-height: 1.4;
}

.news-content p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.6;
    margin-bottom: 16px;
}

.news-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 0.8rem;
    color: var(--color-text-light);
}

.news-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.news-meta i {
    color: var(--color-primary);
    font-size: 0.75rem;
}

/* Responsive news */
@media (min-width: 768px) {
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .news-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
    background-color: var(--color-secondary);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    padding-bottom: 40px;
}

/* Conteneur des logos footer */
.footer-logos {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 10px;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #FFFFFF;
    padding: 15px;
    border-radius: 12px;
    transition: var(--transition);
}

.footer-logo:hover {
    background-color: #F5F5F5;
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.footer-logo img {
    height: 60px;
    width: auto;
    background-color: #FFFFFF;
    padding: 6px;
    border-radius: 8px;
}

.footer-about h4 {
    color: var(--color-text-white);
    font-size: 1.1rem;
    font-weight: 600;
}

.footer-about p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    transition: var(--transition);
}

.footer-social a:hover {
    background-color: var(--color-primary);
    color: var(--color-text-white);
    transform: translateY(-3px);
}

.footer-col h4 {
    color: var(--color-text-white);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--color-primary);
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col ul a {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.65);
    transition: var(--transition);
}

.footer-col ul a:hover {
    color: var(--color-primary);
    padding-left: 6px;
}

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9rem;
}

.footer-contact-list i {
    color: var(--color-primary);
    margin-top: 4px;
    font-size: 0.85rem;
    flex-shrink: 0;
}

/* ==========================================================================
   8. SECTION PARTENAIRES
   ========================================================================== */
.partners-section {
    padding: var(--section-padding);
    background-color: var(--color-bg-alt);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.partner-card {
    background: #FFFFFF;
    padding: 30px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 120px;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.partner-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.partner-card img {
    max-width: 100%;
    max-height: 80px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: var(--transition);
}

.partner-card:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

/* Responsive Partenaires */
@media (min-width: 768px) {
    .partners-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Footer bottom */
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
}

.footer-bottom-inner {
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

/* Responsive footer */
@media (min-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 50px;
    }
}

/* ==========================================================================
   SCROLL TO TOP BUTTON
   ========================================================================== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--color-primary);
    color: var(--color-text-white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    box-shadow: 0 4px 15px rgba(232, 87, 58, 0.4);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    z-index: var(--z-overlay);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(232, 87, 58, 0.5);
}

/* ==========================================================================
   ANIMATIONS D'ENTRÉE (Scroll Reveal)
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Délais d'animation staggered */
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ==========================================================================
   PAGES INTÉRIEURES - Styles partagés par toutes les sous-pages
   ========================================================================== */

/* --- Système de Grille --- */
.grid { display: grid; gap: 30px; }
.grid-2 { display: grid; grid-template-columns: 1fr; gap: 30px; }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: 30px; }
.grid-3-1 { display: grid; grid-template-columns: 1fr; gap: 30px; }

@media (min-width: 768px) {
    .grid-2 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .grid-3 { grid-template-columns: repeat(3, 1fr); }
    .grid-3-1 { grid-template-columns: 2fr 1fr; }
}

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

/* ==========================================================================
   PAGE MOT DU DIRECTEUR — Layout responsive
   ========================================================================== */

/* Grille directeur : colonne unique sur mobile, 1fr/2fr sur desktop */
.directeur-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
    align-items: start;
}

@media (min-width: 768px) {
    .directeur-grid {
        grid-template-columns: 1fr 2fr;
        gap: 60px;
    }
}

/* Photo du directeur : limiter la largeur sur desktop */
.directeur-photo-wrap {
    text-align: center;
}

.directeur-photo-wrap img {
    max-width: 100%;
    border-radius: 15px;
    box-shadow: var(--shadow-hover);
    width: 100%;
}

/* Fiche identité sous la photo */
.directeur-card {
    margin-top: 25px;
    padding: 20px;
    background: var(--bg-grey);
    border-radius: 8px;
    border-top: 5px solid var(--accent-yellow);
    text-align: center;
}

.directeur-card h3 { margin-bottom: 5px; }
.directeur-card .directeur-role { color: var(--accent-yellow); font-weight: 700; margin-bottom: 10px; }
.directeur-card .directeur-titre { font-size: 14px; color: var(--color-text-light); }

/* Citation */
.directeur-quote {
    font-style: italic;
    font-size: clamp(1rem, 2.5vw, 1.25rem); /* responsive: 16px mobile → 20px desktop */
    color: var(--ufr-brown);
    border-left: 6px solid var(--accent-yellow);
    padding: 15px 20px 15px 30px;
    margin: 30px 0;
    background: var(--bg-grey);
    border-radius: 0 8px 8px 0;
    line-height: 1.6;
}

/* Signature */
.directeur-signature {
    margin-top: 40px;
    font-weight: 800;
    font-size: 1.1rem;
}

.directeur-signature-titre {
    color: var(--color-text-light);
    margin-top: 4px;
}

/* --- Fond alterné --- */
.bg-light { background-color: var(--color-bg-alt); }

/* --- Sections intérieures padding --- */
main section { padding: 60px 0; }
main section.bg-light { padding: 60px 0; }
.section-compact-bottom { padding-bottom: 30px; }

/* --- Old header compatibility (pour pages qui n'ont pas encore le nouveau header) --- */
header {
    position: sticky;
    top: 0;
    z-index: var(--z-header);
    background-color: var(--color-bg);
    padding: 12px 0;
    transition: var(--transition);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar .logo a { display: flex; align-items: center; gap: 10px; }
.navbar .logo img { height: 45px; width: auto; }

.navbar nav .nav-links {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--color-bg);
    align-items: center;
    justify-content: center;
    gap: 8px;
    z-index: var(--z-overlay);
}

.navbar nav .nav-links.active { display: flex; }

.navbar nav .nav-links a {
    display: block;
    padding: 12px 20px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text);
    border-radius: var(--radius);
    transition: var(--transition);
}

.navbar nav .nav-links a:hover,
.navbar nav .nav-links a.nav-active {
    color: var(--color-primary);
}

.mobile-menu-btn {
    background: none;
    border: none;
    font-size: 1.4rem;
    color: var(--color-secondary);
    cursor: pointer;
    padding: 8px;
    z-index: var(--z-modal);
}

@media (min-width: 1024px) {
    .navbar nav .nav-links {
        display: flex;
        flex-direction: row;
        position: static;
        background: none;
        gap: 4px;
    }
    .navbar nav .nav-links a { font-size: 0.9rem; padding: 10px 16px; }
    .mobile-menu-btn { display: none; }
}

/* --- Carte générique --- */
.card {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.card:hover { box-shadow: var(--shadow-md); }

.card-img {
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 16px;
}

.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

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

/* --- Badge générique --- */
.badge {
    display: inline-block;
    padding: 4px 14px;
    background: var(--color-primary-light);
    color: var(--color-primary);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 10px;
}

/* --- Boutons pages intérieures --- */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-main);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 14px 32px;
    border-radius: 50px;
    background-color: var(--color-primary);
    color: var(--color-text-white);
    border: 2px solid var(--color-primary);
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(232, 87, 58, 0.3);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-main);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 14px 32px;
    border-radius: 50px;
    background-color: transparent;
    color: var(--color-secondary);
    border: 2px solid var(--color-border);
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* --- Old footer compatibility --- */
footer {
    background-color: var(--color-secondary);
    color: rgba(255, 255, 255, 0.7);
    padding: 60px 0 0;
}

footer h4 {
    color: var(--color-text-white);
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 12px;
}

footer h4::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    width: 40px;
    height: 2px;
    background-color: var(--color-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links li { font-size: 0.9rem; }

.footer-links a {
    color: rgba(255, 255, 255, 0.65);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-primary);
    padding-left: 6px;
}

.footer-links i {
    color: var(--color-primary);
    width: 20px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--color-primary);
    color: var(--color-text-white);
    transform: translateY(-3px);
}

.copyright {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 20px 0;
    text-align: center;
    margin-top: 40px;
}

.copyright p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

/* --- About page hero --- */
.about-hero {
    position: relative;
    min-height: 400px;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    color: var(--color-text-white);
    padding: 80px 0;
}

.about-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(70, 43, 23, 0.92) 0%, rgba(70, 43, 23, 0.75) 50%, rgba(70, 43, 23, 0.6) 100%);
    z-index: var(--z-base);
}

.about-hero .container {
    position: relative;
    z-index: var(--z-layer-2);
}

.about-hero h1 {
    color: var(--color-text-white);
    font-size: 2.4rem;
    font-weight: 700;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.about-hero p {
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
}

.about-hero .badge {
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

/* --- Timeline (About page) --- */
.timeline { position: relative; padding-left: 30px; }

.timeline::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: var(--color-border);
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    padding-bottom: 28px;
    padding-left: 20px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -35px;
    top: 5px;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: var(--color-primary);
    border: 3px solid var(--color-bg);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.timeline-date {
    display: inline-block;
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--color-primary);
    margin-bottom: 6px;
}

.timeline-content {
    font-size: 0.95rem;
    color: var(--color-text);
}

/* --- Department cards (About page) --- */
.dept-card {
    background: var(--color-bg);
    padding: 32px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-top: 4px solid var(--color-primary);
}

.dept-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.icon-box {
    width: 60px; height: 60px;
    border-radius: 50%;
    background: var(--color-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.icon-box i {
    font-size: 1.4rem;
    color: var(--color-primary);
}

/* --- Research cards (About page) --- */
.research-card {
    background: var(--color-bg);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-left: 4px solid var(--color-primary);
}

.research-card:hover { box-shadow: var(--shadow-md); }

.research-card i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 16px;
}

/* --- Formation pages (sidebar, specialization, curriculum) --- */
.sidebar-info {
    background: var(--color-bg-alt);
    padding: 30px;
    border-radius: var(--radius-lg);
    position: sticky;
    top: 100px;
}

.info-item {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.info-item i {
    width: 40px; height: 40px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    font-size: 1rem;
    flex-shrink: 0;
}

.specialization-card {
    background: var(--color-bg);
    padding: 25px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border-left: 5px solid var(--color-primary);
    margin-bottom: 20px;
}

.formation-tag {
    display: inline-block;
    padding: 4px 14px;
    background: var(--color-bg-alt);
    color: var(--color-secondary-light);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.master-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.master-card {
    background: var(--color-bg);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border-top: 4px solid var(--color-primary);
    transition: var(--transition);
}

.master-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.curriculum-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background: var(--color-bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.curriculum-table th,
.curriculum-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    font-size: 0.9rem;
}

.curriculum-table th {
    background-color: var(--color-secondary);
    color: var(--color-text-white);
    font-family: var(--font-main);
    font-weight: 600;
}

.curriculum-table tr:last-child td { border-bottom: none; }
.curriculum-table tr:hover { background-color: var(--color-bg-alt); }

/* --- DISCOM page specific --- */
.discom-hero {
    min-height: 450px;
    background-size: cover;
    background-position: center;
}

.welcome-images { position: relative; }

.welcome-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.welcome-grid img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: var(--radius);
}

.welcome-badge {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    background: var(--color-primary);
    color: var(--color-text-white);
    width: 110px; height: 110px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-shadow: 0 6px 20px rgba(232, 87, 58, 0.4);
    border: 4px solid var(--color-bg);
    z-index: var(--z-elevated);
}

.discom-icon-feature {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: var(--color-primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.discom-icon-feature i {
    font-size: 1.3rem;
    color: var(--color-primary);
}

.discom-feature-card {
    text-align: center;
    border-top: 3px solid transparent;
}

.discom-feature-card:hover { border-top-color: var(--color-primary); }
.discom-feature-card .discom-icon-feature { margin: 0 auto 16px; }

.discom-team-card {
    background: var(--color-bg);
    padding: 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.discom-team-lille { border-top: 4px solid #1a5c96; }
.discom-team-thies { border-top: 4px solid var(--color-primary); }

.discom-associated-box {
    margin-top: 50px;
    padding: 30px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    text-align: center;
}

.discom-personnel-card {
    background: var(--color-bg);
    padding: 16px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}

.discom-personnel-card strong { display: block; font-size: 0.95rem; color: var(--color-secondary); }
.discom-personnel-card small { font-size: 0.8rem; color: var(--color-text-light); }

.discom-formation-category {
    font-size: 1.1rem;
    color: var(--color-secondary);
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-primary);
    margin-bottom: 20px;
}

/* --- Contact showcase (contact pages) --- */
.contact-showcase-section {
    padding: 80px 0;
}

.contact-showcase-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 0;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.contact-showcase-left {
    background: var(--color-secondary);
    color: var(--color-text-white);
    padding: 46px 42px;
}

.contact-kicker {
    display: inline-block;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 999px;
    padding: 6px 12px;
    margin-bottom: 14px;
}

.contact-showcase-title {
    color: var(--color-text-white);
    margin-bottom: 12px;
    font-size: 2rem;
}

.contact-showcase-text {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 24px;
}

.contact-feature-list {
    display: grid;
    gap: 14px;
    margin-bottom: 24px;
}

.contact-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.contact-feature-icon {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-text-white);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-feature-item h4 {
    color: var(--color-text-white);
    margin-bottom: 4px;
    font-size: 1rem;
}

.contact-feature-item p {
    color: rgba(255, 255, 255, 0.78);
    margin: 0;
    font-size: 0.9rem;
}

.contact-modern-form {
    margin-top: 10px;
}

.contact-honeypot {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
}

.contact-field {
    margin-bottom: 14px;
}

.contact-field label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--color-text-white);
}

.contact-field input,
.contact-field textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: var(--color-text-white);
    border-radius: 10px;
    padding: 12px 14px;
    outline: none;
    transition: var(--transition);
}

.contact-field input::placeholder,
.contact-field textarea::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.contact-field input:focus,
.contact-field textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.contact-submit-btn {
    width: 100%;
    border: none;
    background: var(--color-primary);
    color: var(--color-text-white);
    font-weight: 700;
    border-radius: 12px;
    padding: 14px 20px;
    cursor: pointer;
    transition: var(--transition);
}

.contact-submit-btn:hover {
    background: var(--color-primary-dark);
}

.contact-success-box {
    margin-top: 16px;
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.28);
    color: var(--color-text-white);
    border-radius: 10px;
    padding: 14px;
    text-align: center;
}

.contact-success-box i {
    color: var(--color-primary);
    display: block;
    font-size: 1.6rem;
    margin-bottom: 8px;
}

.contact-showcase-right {
    position: relative;
    min-height: 100%;
    background: var(--color-bg-alt);
}

.contact-showcase-image {
    width: 100%;
    height: 100%;
    min-height: 620px;
    object-fit: cover;
    display: block;
}

.contact-map-card {
    position: absolute;
    left: 20px;
    right: 20px;
    bottom: 20px;
    background: var(--color-bg);
    border-radius: 14px;
    padding: 14px;
    box-shadow: var(--shadow-md);
}

.contact-map-card h3 {
    margin-bottom: 10px;
    font-size: 1rem;
    color: var(--color-secondary);
}

.contact-map-frame {
    height: 190px;
    border-radius: 10px;
    overflow: hidden;
}

@media (max-width: 992px) {
    .contact-showcase-grid {
        grid-template-columns: 1fr;
    }

    .contact-showcase-image {
        min-height: 380px;
    }

    .contact-map-card {
        position: static;
        border-radius: 0;
    }
}

/* --- Partners scroller --- */
.partners-scroller {
    padding: 60px 0;
    overflow: hidden;
    background: var(--color-bg-alt);
}

.partners-track {
    display: flex;
    gap: 40px;
    animation: scroll-partners 30s linear infinite;
    width: max-content;
    margin-top: 30px;
}

.partner-logo {
    flex-shrink: 0;
    width: 120px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.partner-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: var(--transition);
}

.partner-logo:hover img {
    filter: grayscale(0%);
    opacity: 1;
}

@keyframes scroll-partners {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* --- Actualités page specific --- */
.news-container .news-card { box-shadow: var(--shadow-sm); }
.filter-btn { transition: var(--transition); cursor: pointer; }
.filter-btn.active {
    background-color: var(--color-primary) !important;
    color: var(--color-text-white) !important;
    border-color: var(--color-primary) !important;
}

.youtube-live-strip {
    padding: 20px 0 30px;
}

.yt-marquee {
    overflow: hidden;
    width: 100%;
    position: relative;
}

.yt-marquee-track {
    display: flex;
    gap: 18px;
    width: max-content;
    animation: yt-scroll 70s linear infinite;
}

.yt-marquee:hover .yt-marquee-track {
    animation-play-state: paused;
}

.yt-embed-card {
    width: 320px;
    min-width: 320px;
    border-radius: 12px;
    overflow: hidden;
    background: #000;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
}

.yt-embed-card iframe {
    width: 100%;
    height: 180px;
    border: 0;
    display: block;
}

@keyframes yt-scroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

@media (max-width: 767px) {
    .yt-embed-card {
        width: 280px;
        min-width: 280px;
    }

    .yt-embed-card iframe {
        height: 158px;
    }
}

/* --- Animations (used by old pages) --- */
.animate-fade-in { animation: fadeIn 0.6s ease-out both; }
.animate-slide-up { animation: slideUp 0.6s ease-out both; }

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

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

/* --- 404 Page --- */
.error-page {
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 80px 20px;
}

.error-page h1 {
    font-size: 6rem;
    color: var(--color-primary);
    font-weight: 800;
    line-height: 1;
}

.error-page p {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin: 16px 0 32px;
}

/* ==========================================================================
   TOAST NOTIFICATIONS - Remplace les alert() du formulaire
   ========================================================================== */
.contact-toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    border-radius: 8px;
    font-size: 0.92rem;
    font-weight: 500;
    margin-bottom: 16px;
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.contact-toast--visible {
    opacity: 1;
    transform: translateY(0);
}

.contact-toast--error {
    background: #FEF2F2;
    color: #991B1B;
    border: 1px solid #FECACA;
}

.contact-toast--success {
    background: #F0FDF4;
    color: #166534;
    border: 1px solid #BBF7D0;
}

.contact-toast--info {
    background: #EFF6FF;
    color: #1E40AF;
    border: 1px solid #BFDBFE;
}

.contact-toast i {
    font-size: 1.1rem;
    flex-shrink: 0;
}

/* Message noscript pour formulaire */
.contact-noscript-warning {
    background: #FEF3C7;
    color: #92400E;
    border: 1px solid #FCD34D;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    margin-bottom: 16px;
}

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

/* ═══════════════════════════════════════════════════════════════════════════
   SCROLL REVEAL ANIMATIONS
   ═══════════════════════════════════════════════════════════════════════════ */

/* État initial des éléments (cachés) */
[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

/* État révélé (visible) */
[data-reveal].revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Variantes d'animations */
[data-reveal="fade"] {
    opacity: 0;
    transform: none;
}

[data-reveal="fade"].revealed {
    opacity: 1;
}

[data-reveal="slide-up"] {
    opacity: 0;
    transform: translateY(50px);
}

[data-reveal="slide-up"].revealed {
    opacity: 1;
    transform: translateY(0);
}

[data-reveal="slide-left"] {
    opacity: 0;
    transform: translateX(-50px);
}

[data-reveal="slide-left"].revealed {
    opacity: 1;
    transform: translateX(0);
}

[data-reveal="slide-right"] {
    opacity: 0;
    transform: translateX(50px);
}

[data-reveal="slide-right"].revealed {
    opacity: 1;
    transform: translateX(0);
}

[data-reveal="zoom"] {
    opacity: 0;
    transform: scale(0.9);
}

[data-reveal="zoom"].revealed {
    opacity: 1;
    transform: scale(1);
}

/* Délais progressifs pour effet cascade */
[data-reveal-delay="100"] {
    transition-delay: 0.1s;
}

[data-reveal-delay="200"] {
    transition-delay: 0.2s;
}

[data-reveal-delay="300"] {
    transition-delay: 0.3s;
}

[data-reveal-delay="400"] {
    transition-delay: 0.4s;
}

[data-reveal-delay="500"] {
    transition-delay: 0.5s;
}

/* Classes génériques pour éléments sans data-reveal */
.service-card,
.stat-item,
.news-item,
.formation-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.service-card.revealed,
.stat-item.revealed,
.news-item.revealed,
.formation-card.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Respect des préférences d'accessibilité */
@media (prefers-reduced-motion: reduce) {
    [data-reveal],
    .service-card,
    .stat-item,
    .news-item,
    .formation-card {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
    }
}