/* ==========================================================================
   LINK ENERGY — Style Principal
   Travaux Électriques, Étude, Réalisation et Dépannage
   Couleurs coordonnées avec le logo officiel : Bleu Nuit, Indigo & Rouge Rubis
   ========================================================================== */

:root {
    /* Palette tirée du logo officiel LINK ENERGY */
    --brand-navy: #122152;
    --brand-navy-dark: #0a1333;
    --brand-navy-light: #1f3782;
    --brand-indigo: #421e60;
    --brand-ruby: #b21c40;
    --brand-ruby-dark: #8c1230;
    --brand-ruby-light: #d82b54;
    --brand-ruby-glow: rgba(178, 28, 64, 0.4);
    --brand-gold: #f59e0b;
    
    /* Variables sémantiques */
    --primary: #122152;
    --primary-dark: #0a1333;
    --primary-light: #203b8e;
    --accent: #b21c40;
    --accent-dark: #8c1230;
    --accent-light: #d82b54;
    --dark: #090e1f;
    --dark-soft: #141c38;
    --light: #f7f9fd;
    --light-alt: #eef2f9;
    --gray: #5b6982;
    --gray-light: #e2e8f0;
    --white: #ffffff;

    /* Gradients identitaires */
    --gradient-brand: linear-gradient(135deg, #101c44 0%, #3e1b5d 50%, #b21c40 100%);
    --gradient-brand-reverse: linear-gradient(135deg, #b21c40 0%, #3e1b5d 50%, #101c44 100%);
    --gradient-primary: linear-gradient(135deg, #122152 0%, #203b8e 100%);
    --gradient-accent: linear-gradient(135deg, #b21c40 0%, #e22855 100%);
    --gradient-hero-overlay: linear-gradient(135deg, rgba(10, 19, 51, 0.94) 0%, rgba(46, 20, 68, 0.88) 55%, rgba(178, 28, 64, 0.82) 100%);
    --gradient-card: linear-gradient(180deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0) 100%);

    /* Ombres et rayons */
    --shadow-sm: 0 3px 10px rgba(10, 19, 51, 0.06);
    --shadow-md: 0 10px 30px rgba(10, 19, 51, 0.1);
    --shadow-lg: 0 20px 50px rgba(10, 19, 51, 0.16);
    --shadow-accent: 0 10px 30px var(--brand-ruby-glow);
    --radius: 18px;
    --radius-sm: 12px;
    --radius-pill: 50px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ---- Reset & Base ---- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 86px;
}

body {
    font-family: var(--font);
    color: var(--dark);
    background-color: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

.text-accent {
    color: var(--accent) !important;
}

.text-navy {
    color: var(--brand-navy) !important;
}

.text-gradient {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-brand {
    background: linear-gradient(135deg, #1f3782 0%, #b21c40 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ---- Boutons ---- */
.btn {
    font-weight: 600;
    border-radius: var(--radius-pill);
    padding: 0.75rem 1.75rem;
    transition: all var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-accent {
    background: var(--gradient-accent);
    color: var(--white) !important;
    border: none;
    box-shadow: 0 6px 20px rgba(178, 28, 64, 0.35);
}

.btn-accent:hover {
    background: linear-gradient(135deg, #9b1434 0%, #c41e46 100%);
    color: var(--white) !important;
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(178, 28, 64, 0.5);
}

.btn-primary-custom {
    background: var(--gradient-primary);
    color: var(--white) !important;
    border: none;
    box-shadow: 0 6px 20px rgba(18, 33, 82, 0.3);
}

.btn-primary-custom:hover {
    background: linear-gradient(135deg, #0a1333 0%, #152763 100%);
    color: var(--white) !important;
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(18, 33, 82, 0.45);
}

.btn-outline-primary-custom {
    border: 2px solid var(--brand-navy);
    color: var(--brand-navy);
    background: transparent;
}

.btn-outline-primary-custom:hover {
    background: var(--brand-navy);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-whatsapp {
    background: #25d366;
    color: var(--white) !important;
    border: none;
    font-weight: 600;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
    background: #1eb855;
    color: var(--white) !important;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.5);
}

.btn-outline-light {
    border-width: 2px;
    border-radius: var(--radius-pill);
}

.btn-outline-light:hover {
    background: var(--white);
    color: var(--dark) !important;
}

/* ---- Navbar ---- */
.navbar {
    padding: 1rem 0;
    background: rgba(10, 19, 51, 0.85);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    transition: all var(--transition);
    z-index: 1040;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.navbar.scrolled {
    background: rgba(10, 19, 51, 0.98) !important;
    padding: 0.65rem 0;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
    border-bottom: 1px solid rgba(178, 28, 64, 0.25);
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0;
}

.brand-logo-img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--white);
    padding: 2px;
    border: 2px solid var(--accent);
    box-shadow: 0 0 15px rgba(178, 28, 64, 0.4);
    transition: transform var(--transition);
}

.navbar-brand:hover .brand-logo-img {
    transform: rotate(6deg) scale(1.05);
}

.brand-info {
    display: flex;
    flex-direction: column;
}

.brand-text {
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: 0.5px;
    color: var(--white);
    line-height: 1.1;
}

.brand-tagline {
    font-size: 0.68rem;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.navbar .nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-pill);
    transition: all var(--transition);
}

.navbar .nav-link:hover,
.navbar .nav-link.active {
    color: var(--white) !important;
    background: rgba(178, 28, 64, 0.25);
}

.navbar-toggler {
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.4rem 0.6rem;
    border-radius: 8px;
}

.navbar-toggler-icon {
    filter: invert(1);
}

@media (max-width: 991.98px) {
    .navbar .navbar-collapse {
        background: var(--dark-soft);
        border-radius: var(--radius-sm);
        padding: 1.25rem;
        margin-top: 0.75rem;
        border: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: var(--shadow-lg);
    }
    .navbar .nav-link {
        padding: 0.65rem 1rem !important;
    }
}

/* ---- Hero Section avec Slider ---- */
.hero-section {
    position: relative;
    min-height: 100vh;
    background: var(--dark);
    display: flex;
    align-items: center;
    overflow: hidden;
    padding-top: 90px;
    padding-bottom: 60px;
}

.hero-slider-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero-slider-bg .carousel,
.hero-slider-bg .carousel-inner,
.hero-slider-bg .carousel-item {
    height: 100%;
}

.hero-slider-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.05);
    transition: transform 7s ease-out;
}

.hero-slider-bg .carousel-item.active .hero-slider-img {
    transform: scale(1.15);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero-overlay);
    z-index: 2;
    backdrop-filter: blur(2px);
}

.hero-shapes {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
}

.hero-shapes .shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.28;
}

.shape-1 {
    width: 450px;
    height: 450px;
    background: var(--brand-ruby);
    top: -80px;
    right: -80px;
    animation: float 9s ease-in-out infinite;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--brand-navy-light);
    bottom: -80px;
    left: -80px;
    animation: float 11s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -25px); }
}

.hero-content {
    position: relative;
    z-index: 3;
    width: 100%;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-pill);
    margin-bottom: 1.5rem;
}

.hero-badge .badge-dot {
    width: 8px;
    height: 8px;
    background: var(--brand-ruby-light);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--brand-ruby-light);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.85); }
}

.hero-title {
    font-size: clamp(2.3rem, 5vw, 3.8rem);
    font-weight: 800;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -0.5px;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    max-width: 580px;
    margin-bottom: 2.25rem;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.stat-item strong {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
}

.stat-item span {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--accent-light);
}

.stat-item small {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.85rem;
    margin-top: 0.35rem;
}

.stat-divider {
    width: 1px;
    height: 42px;
    background: rgba(255, 255, 255, 0.2);
}

/* Hero Showcase Carousel (Card Slider) */
.hero-slider-card {
    background: rgba(20, 28, 56, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius);
    padding: 1rem;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.45);
    position: relative;
}

.hero-slider-preview {
    position: relative;
    border-radius: var(--radius-sm);
    overflow: hidden;
    height: 400px;
}

.hero-slider-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-slider-overlay-text {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 19, 51, 0.95) 100%);
    padding: 2rem 1.5rem 1.5rem;
    color: var(--white);
}

.hero-slider-overlay-text h5 {
    font-weight: 700;
    font-size: 1.15rem;
    margin-bottom: 0.35rem;
}

.hero-slider-overlay-text p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

.hero-carousel-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 0.75rem;
    padding: 0 0.5rem;
}

.hero-carousel-nav .carousel-indicators {
    position: static;
    margin: 0;
}

.hero-carousel-nav .carousel-indicators [data-bs-target] {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    border: none;
    margin: 0 4px;
    transition: all var(--transition);
}

.hero-carousel-nav .carousel-indicators .active {
    background: var(--accent);
    width: 24px;
    border-radius: 10px;
}

.hero-nav-arrow {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition);
}

.hero-nav-arrow:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--white);
}

.scroll-indicator {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.6);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
    z-index: 4;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ---- Marquee des Réalisations (Défilement de GAUCHE À DROITE) ---- */
.realisations-marquee-section {
    padding: 4rem 0;
    background: var(--light);
    border-top: 1px solid var(--gray-light);
    border-bottom: 1px solid var(--gray-light);
    overflow: hidden;
}

.marquee-header {
    margin-bottom: 2rem;
}

.marquee-wrapper {
    overflow: hidden;
    position: relative;
    mask-image: linear-gradient(to right, transparent, black 4%, black 96%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 4%, black 96%, transparent);
    padding: 0.5rem 0;
}

/* Le défilement de GAUCHE À DROITE */
.marquee-track {
    display: flex;
    gap: 1.5rem;
    width: max-content;
    animation: marqueeScrollLeftToRight 45s linear infinite;
    padding: 0.5rem 0;
}

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

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

.marquee-card {
    flex-shrink: 0;
    width: 320px;
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-light);
    transition: transform var(--transition), box-shadow var(--transition);
    color: inherit;
    display: block;
    cursor: pointer;
}

.marquee-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    color: inherit;
    border-color: rgba(178, 28, 64, 0.3);
}

.marquee-card-thumb {
    position: relative;
    height: 190px;
    background: var(--dark-soft);
    overflow: hidden;
}

.marquee-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.marquee-card:hover .marquee-card-thumb img {
    transform: scale(1.08);
}

.marquee-card-cat {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    background: rgba(10, 19, 51, 0.85);
    backdrop-filter: blur(8px);
    color: var(--white);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.3rem 0.75rem;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(255, 255, 255, 0.15);
    z-index: 2;
}

.marquee-card-type-badge {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    background: var(--accent);
    color: var(--white);
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.3rem 0.65rem;
    border-radius: var(--radius-pill);
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.marquee-card-play {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(10, 19, 51, 0.4);
    opacity: 0.85;
    transition: opacity var(--transition), transform var(--transition);
    z-index: 1;
}

.marquee-card-play i {
    width: 52px;
    height: 52px;
    background: var(--accent);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    padding-left: 3px;
    box-shadow: 0 4px 18px rgba(178, 28, 64, 0.6);
    transition: transform var(--transition);
}

.marquee-card:hover .marquee-card-play i {
    transform: scale(1.15);
}

.marquee-card-body {
    padding: 1.25rem;
}

.marquee-card-body h6 {
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 0.4rem;
    color: var(--dark);
}

.marquee-card-body p {
    font-size: 0.85rem;
    color: var(--gray);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.6;
}

/* ---- Sections Générales ---- */
.section-padding {
    padding: 5.5rem 0;
}

.section-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(178, 28, 64, 0.08);
    color: var(--accent);
    font-weight: 700;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 0.4rem 1.15rem;
    border-radius: var(--radius-pill);
    margin-bottom: 1rem;
    border: 1px solid rgba(178, 28, 64, 0.15);
}

.section-tag-navy {
    background: rgba(18, 33, 82, 0.08);
    color: var(--brand-navy);
    border-color: rgba(18, 33, 82, 0.15);
}

.section-tag-light {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.25);
}

.section-title {
    font-size: clamp(1.85rem, 3.5vw, 2.6rem);
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 1rem;
    line-height: 1.25;
    letter-spacing: -0.3px;
}

.section-desc {
    color: var(--gray);
    font-size: 1.05rem;
    max-width: 640px;
    line-height: 1.8;
}

.bg-brand-gradient {
    background: var(--gradient-brand);
}

/* ---- Section Services sur l'Accueil ---- */
.service-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 2.25rem 1.75rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-light);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
    opacity: 0;
    transition: opacity var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(178, 28, 64, 0.2);
}

.service-card:hover::before {
    opacity: 1;
}

.service-icon {
    width: 64px;
    height: 64px;
    background: rgba(18, 33, 82, 0.06);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: var(--brand-navy);
    margin-bottom: 1.5rem;
    transition: all var(--transition);
}

.service-card:hover .service-icon {
    background: var(--gradient-accent);
    color: var(--white);
    transform: scale(1.08);
}

.service-card h5 {
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 0.85rem;
    color: var(--dark);
}

.service-card p {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-features {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
}

.service-features li {
    font-size: 0.88rem;
    color: var(--gray);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.service-features li i {
    color: var(--accent);
    font-size: 0.95rem;
}

/* ---- Section Produits (Cards sur accueil & page dédiée) ---- */
.product-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-light);
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(18, 33, 82, 0.25);
}

.product-img-wrapper {
    position: relative;
    height: 240px;
    background: #ffffff;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
    border-bottom: 1px solid var(--gray-light);
}

.product-img-wrapper img {
    max-height: 100%;
    width: auto;
    object-fit: contain;
    transition: transform 0.4s ease;
}

.product-card:hover .product-img-wrapper img {
    transform: scale(1.06);
}

.product-badge {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: var(--brand-navy);
    color: var(--white);
    font-weight: 700;
    font-size: 0.75rem;
    padding: 0.35rem 0.85rem;
    border-radius: var(--radius-pill);
    box-shadow: var(--shadow-sm);
}

.product-cat-tag {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(178, 28, 64, 0.1);
    color: var(--accent);
    font-weight: 700;
    font-size: 0.72rem;
    padding: 0.3rem 0.75rem;
    border-radius: var(--radius-pill);
}

.product-body {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-body h5 {
    font-weight: 700;
    font-size: 1.15rem;
    margin-bottom: 0.35rem;
    color: var(--dark);
}

.product-subtitle {
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.product-body p {
    color: var(--gray);
    font-size: 0.92rem;
    margin-bottom: 1.25rem;
    line-height: 1.6;
}

.product-specs {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
    background: var(--light);
    border-radius: var(--radius-sm);
    padding: 1rem;
}

.product-specs li {
    font-size: 0.82rem;
    color: var(--dark);
    margin-bottom: 0.4rem;
    display: flex;
    align-items: flex-start;
    gap: 0.45rem;
    line-height: 1.45;
}

.product-specs li:last-child {
    margin-bottom: 0;
}

.product-specs li i {
    color: var(--brand-ruby);
    margin-top: 2px;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.product-footer {
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-light);
}

/* ---- Filtres des pages Réalisations & Produits ---- */
.filters-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    justify-content: center;
    margin-bottom: 2.5rem;
}

.filter-btn {
    background: var(--white);
    border: 1.5px solid var(--gray-light);
    color: var(--gray);
    font-weight: 600;
    font-size: 0.88rem;
    padding: 0.55rem 1.4rem;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: all var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--brand-navy);
    border-color: var(--brand-navy);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(18, 33, 82, 0.25);
}

/* ---- Page Réalisations & Vidéos ---- */
.realisation-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-light);
    transition: all var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.realisation-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(178, 28, 64, 0.25);
}

.realisation-media-wrapper {
    position: relative;
    background: var(--dark);
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.realisation-media-wrapper video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.realisation-media-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.media-play-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(10, 19, 51, 0.35);
    cursor: pointer;
    transition: all var(--transition);
}

.media-play-overlay i {
    width: 58px;
    height: 58px;
    background: var(--gradient-accent);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    padding-left: 4px;
    box-shadow: 0 4px 20px rgba(178, 28, 64, 0.6);
    transition: transform var(--transition);
}

.media-play-overlay:hover i {
    transform: scale(1.15);
}

.realisation-cat-badge {
    display: inline-block;
    background: rgba(18, 33, 82, 0.08);
    color: var(--brand-navy);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-pill);
    margin-bottom: 0.75rem;
}

.realisation-body {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.realisation-body h5 {
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.realisation-body p {
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.realisation-footer {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 0.75rem;
    border-top: 1px solid var(--gray-light);
    font-size: 0.82rem;
    color: var(--gray);
}

/* ---- Modal Devis Propre & Dédié ---- */
.devis-modal {
    border: none;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.4);
}

.devis-modal-header {
    background: var(--gradient-brand);
    color: var(--white);
    border: none;
    padding: 1.75rem 2.25rem;
    position: relative;
}

.devis-modal-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M20 20.5V18H0v-2h20v-2H0v-2h20v-2H0V8h20V6H0V4h20V2H0V0h22v20.5h18v2H22v2h18v2H22v2h18v2H22v2h18v2H22v2h18v2H22V40h-2V20.5z'/%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.6;
}

.devis-modal-header .modal-header-content {
    position: relative;
    z-index: 2;
}

.devis-modal-logo {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--white);
    padding: 2px;
    border: 2px solid var(--white);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.devis-modal-title {
    font-weight: 800;
    font-size: 1.35rem;
    letter-spacing: -0.3px;
    margin: 0;
}

.devis-modal-subtitle {
    font-size: 0.88rem;
    opacity: 0.9;
    margin-top: 0.25rem;
}

.devis-modal-body {
    padding: 2.25rem;
    background: var(--white);
}

.devis-modal-body .form-label {
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--dark);
    margin-bottom: 0.35rem;
}

.devis-modal-body .form-control,
.devis-modal-body .form-select {
    border: 1.5px solid var(--gray-light);
    border-radius: var(--radius-sm);
    padding: 0.7rem 1rem;
    font-size: 0.92rem;
    transition: all var(--transition);
}

.devis-modal-body .form-control:focus,
.devis-modal-body .form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(178, 28, 64, 0.12);
    outline: none;
}

.devis-modal-actions {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1rem;
}

.devis-whatsapp-btn {
    background: #25d366;
    color: var(--white) !important;
    border: none;
    font-weight: 700;
    border-radius: var(--radius-pill);
    padding: 0.85rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all var(--transition);
}

.devis-whatsapp-btn:hover {
    background: #1da851;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

/* ---- Modal Vidéo Lightbox ---- */
.video-modal .modal-content {
    background: #000000;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    overflow: hidden;
}

.video-modal .modal-header {
    background: rgba(10, 19, 51, 0.9);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--white);
    padding: 1rem 1.5rem;
}

.video-modal-body {
    padding: 0;
    background: #000000;
}

.video-modal-body video {
    width: 100%;
    max-height: 75vh;
    display: block;
}

/* ---- Contact Section ---- */
.contact-info-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 2.25rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-light);
    height: 100%;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.15rem;
    padding: 1.15rem 0;
    border-bottom: 1px solid var(--gray-light);
}

.contact-item:last-of-type {
    border-bottom: none;
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: rgba(178, 28, 64, 0.08);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.35rem;
    flex-shrink: 0;
}

.contact-item h6 {
    font-weight: 700;
    margin-bottom: 0.2rem;
    font-size: 0.95rem;
}

.contact-item a {
    color: var(--brand-navy);
    font-weight: 600;
}

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

.contact-item p {
    color: var(--gray);
    margin: 0;
}

.contact-form {
    background: var(--white);
    border-radius: var(--radius);
    padding: 2.25rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--gray-light);
}

.contact-form .form-label {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--dark);
}

.contact-form .form-control,
.contact-form .form-select {
    border: 1.5px solid var(--gray-light);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    transition: all var(--transition);
}

.contact-form .form-control:focus,
.contact-form .form-select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(178, 28, 64, 0.12);
}

.form-success {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: #ecfdf5;
    color: #065f46;
    border-radius: var(--radius-sm);
    padding: 1rem 1.25rem;
    margin-top: 1rem;
    font-weight: 600;
    border: 1px solid #a7f3d0;
}

/* ---- Page Header (Sous-pages Produits & Réalisations) ---- */
.page-header {
    background: var(--gradient-brand);
    padding: 8.5rem 0 4.5rem;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.7;
}

.page-header .container {
    position: relative;
    z-index: 2;
}

.breadcrumb-nav {
    font-size: 0.88rem;
    margin-bottom: 1rem;
    opacity: 0.85;
}

.breadcrumb-nav a {
    color: var(--white);
}

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

.breadcrumb-nav i {
    font-size: 0.7rem;
    margin: 0 0.4rem;
    opacity: 0.7;
}

.page-title {
    font-size: clamp(2.1rem, 4vw, 3.2rem);
    font-weight: 800;
    margin-bottom: 0.75rem;
    letter-spacing: -0.5px;
}

.page-desc {
    font-size: 1.15rem;
    opacity: 0.9;
    max-width: 680px;
    margin: 0;
    line-height: 1.7;
}

/* ---- À Propos Section ---- */
.about-visual {
    position: relative;
}

.about-img-wrapper {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 3px solid var(--white);
}

.about-img {
    width: 100%;
    height: 420px;
    object-fit: cover;
    display: block;
}

.about-badge {
    position: absolute;
    bottom: -20px;
    right: -10px;
    background: var(--white);
    border-radius: var(--radius-sm);
    padding: 1.25rem 1.75rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 1rem;
    border: 1px solid var(--gray-light);
}

.about-badge i {
    font-size: 2.2rem;
    color: var(--accent);
}

.about-badge strong {
    display: block;
    font-size: 1rem;
    color: var(--dark);
}

.about-badge span {
    font-size: 0.82rem;
    color: var(--gray);
}

.about-features {
    list-style: none;
    padding: 0;
    margin: 1.5rem 0;
}

.about-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--dark);
}

.about-features li i {
    color: var(--accent);
    font-size: 1.15rem;
}

/* ---- Avantages ---- */
.advantage-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    padding: 1.5rem;
    transition: all var(--transition);
}

.advantage-item:hover {
    background: rgba(255, 255, 255, 0.14);
    transform: translateY(-3px);
}

.advantage-item i {
    font-size: 1.75rem;
    color: var(--accent-light);
    flex-shrink: 0;
    margin-top: 0.1rem;
}

.advantage-item h6 {
    font-weight: 700;
    margin-bottom: 0.35rem;
    color: var(--white);
}

/* ---- Footer ---- */
.site-footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.7);
    padding: 4.5rem 0 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-desc {
    font-size: 0.95rem;
    line-height: 1.7;
    margin-top: 1rem;
}

.footer-title {
    color: var(--white);
    font-weight: 700;
    margin-bottom: 1.25rem;
    font-size: 1rem;
    letter-spacing: 0.5px;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.65rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.92rem;
    transition: all var(--transition);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--accent-light);
    transform: translateX(4px);
}

.footer-contact {
    list-style: none;
    padding: 0;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.85rem;
    font-size: 0.92rem;
}

.footer-contact i {
    color: var(--accent);
    font-size: 1.1rem;
}

.footer-divider {
    border-color: rgba(255, 255, 255, 0.1);
    margin: 2.5rem 0 1.5rem;
}

.footer-bottom {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
}

/* ---- Back to Top ---- */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    background: var(--gradient-accent);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition);
    z-index: 999;
    box-shadow: var(--shadow-md);
}

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

.back-to-top:hover {
    box-shadow: 0 8px 25px rgba(178, 28, 64, 0.5);
    transform: translateY(-4px);
}

/* ---- Animations de défilement ---- */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards;
}

.fade-up.delay-1 { animation-delay: 0.15s; }
.fade-up.delay-2 { animation-delay: 0.3s; }
.fade-up.delay-3 { animation-delay: 0.45s; }
.fade-up.delay-4 { animation-delay: 0.6s; }

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(25px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---- Responsive ---- */
@media (max-width: 991.98px) {
    .section-padding {
        padding: 4rem 0;
    }

    .hero-slider-preview {
        height: 320px;
    }

    .marquee-card {
        width: 290px;
    }

    .hero-stats {
        gap: 1.25rem;
    }

    .stat-divider {
        display: none;
    }

    .about-badge {
        right: 10px;
        bottom: -15px;
    }
}

@media (max-width: 767.98px) {
    .hero-title {
        font-size: 2.15rem;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .contact-form,
    .contact-info-card {
        padding: 1.5rem;
    }

    .devis-modal-header,
    .devis-modal-body {
        padding: 1.5rem;
    }

    .back-to-top {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 44px;
        height: 44px;
    }
}

/* ============================================================
   HERO BACKGROUND CAROUSEL — Transition lente (fond d'écran)
   ============================================================ */

/* Ralentir uniquement le fondu du fond d'écran carousel (1.8s au lieu de 0.6s par défaut Bootstrap) */
#heroBgCarousel.carousel-fade .carousel-item {
    opacity: 0;
    transition-duration: 1.8s !important;
    transition-property: opacity !important;
    transition-timing-function: ease-in-out !important;
}

#heroBgCarousel.carousel-fade .carousel-item.active {
    opacity: 1;
}