:root {
    --primary-color: #38bdf8;
    --primary-light: #7dd3fc;
    --primary-dark: #0ea5e9;
    --secondary-color: #22d3ee;
    --accent-color: #67e8f9;
    --dark-color: #0f172a;
    --light-color: #f0f9ff;
    --glass-bg: rgba(255, 255, 255, 0.15);
    --glass-border: rgba(255, 255, 255, 0.2);
    --shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --gradient-primary: linear-gradient(135deg, #38bdf8 0%, #0ea5e9 100%);
    --gradient-glass: linear-gradient(135deg, rgba(56, 189, 248, 0.1) 0%, rgba(14, 165, 233, 0.05) 100%);
    --gray-color: #64748b;
}

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

body {
    padding-top: 0 !important;
    margin-top: 0 !important;
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--light-color);
    overflow-x: hidden;
    width: 100%;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
}

section {
    width: 100%;
    max-width: 100%;
    overflow: hidden;
}

.section {
    padding: 100px 0;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.section-header {
    text-align: center;
    margin-bottom: 60px;
    padding: 0 20px;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark-color);
    position: relative;
    display: inline-block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #475569;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    z-index: -1;
    transition: var(--transition);
}

.btn-primary {
    background: transparent;
    color: white;
    box-shadow: 0 4px 15px rgba(56, 189, 248, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(56, 189, 248, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    position: relative;
    z-index: 1;
}

.btn-outline::before {
    background: var(--gradient-primary);
    opacity: 0;
}

.btn-outline:hover {
    color: white;
    border-color: transparent;
}

.btn-outline:hover::before {
    opacity: 1;
}

/* Hero Slider */
.hero {
    padding: 100px 0 80px;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    overflow: hidden;
    position: relative;
    margin-top: 0;
    width: 100%;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(56, 189, 248, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(14, 165, 233, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    opacity: 0.6;
}

.hero-slider {
    position: relative;
    height: 600px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    margin: 0 20px;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
}

.slide.active {
    opacity: 1;
}

.slide-content {
    max-width: 600px;
    padding: 50px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    margin-left: 60px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transform: translateX(-50px);
    opacity: 0;
    animation: slideIn 0.8s ease 0.3s forwards;
}

@keyframes slideIn {
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.slide-title {
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.slide-description {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.slide-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
}

.indicator {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(5px);
}

.indicator.active {
    background-color: white;
    transform: scale(1.3);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.8);
}

.slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
}

.slider-nav:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}

.slider-nav.prev {
    left: 30px;
}

.slider-nav.next {
    right: 30px;
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 40px;
    padding: 0 20px;
}

.card {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    opacity: 0;
    transform: translateY(30px);
}

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

.card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 20px 50px rgba(56, 189, 248, 0.2);
    border-color: rgba(56, 189, 248, 0.3);
    background: white;
}

.card-img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: var(--transition);
}

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

.card-content {
    padding: 25px;
}

.card-category {
    display: inline-block;
    padding: 6px 15px;
    background: var(--gradient-glass);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--primary-dark);
    border: 1px solid rgba(56, 189, 248, 0.2);
    backdrop-filter: blur(5px);
}

.card-title {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 12px;
    line-height: 1.4;
    color: var(--dark-color);
    transition: var(--transition);
}

.card:hover .card-title {
    color: var(--primary-dark);
}

.card-description {
    color: #64748b;
    margin-bottom: 20px;
    font-size: 0.95rem;
    line-height: 1.7;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid rgba(226, 232, 240, 0.5);
    font-size: 0.9rem;
    color: #64748b;
}

.card-stat {
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-stat i {
    color: var(--primary-color);
}

.urgent-badge {
    background: linear-gradient(135deg, #f97316 0%, #fb923c 100%);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    box-shadow: 0 4px 12px rgba(249, 115, 22, 0.2);
}

.video-card {
    position: relative;
}

.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(5px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-color);
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.video-card:hover .video-play-btn {
    background: white;
    transform: translate(-50%, -50%) scale(1.1);
    color: var(--primary-dark);
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: white;
    padding: 80px 0 40px;
    position: relative;
    overflow: hidden;
    width: 100%;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
}

.footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    margin-bottom: 50px;
    padding: 0 20px;
}

.footer-logo {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 20px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-description {
    color: #cbd5e1;
    margin-bottom: 25px;
    line-height: 1.8;
    font-size: 1rem;
}

.footer-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 12px;
    color: white;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.footer-links li {
    margin-bottom: 15px;
}

.footer-links a {
    color: #cbd5e1;
    transition: var(--transition);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--primary-light);
    transform: translateX(5px);
}

.footer-links i {
    color: var(--primary-color);
    margin-right: 10px;
    width: 20px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.social-link {
    width: 45px;
    height: 45px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: white;
    font-size: 1.1rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-link:hover {
    background: var(--primary-color);
    transform: translateY(-5px) rotate(5deg);
    box-shadow: 0 10px 20px rgba(56, 189, 248, 0.3);
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #94a3b8;
    font-size: 0.9rem;
    padding: 40px 20px 0;
}

.footer-bottom a {
    color: var(--primary-light);
    transition: var(--transition);
}

.footer-bottom a:hover {
    color: white;
    text-decoration: underline;
}

/* Animation pour l'apparition des éléments */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


@media (max-width: 768px) {
    body {
        padding-top: 65px;
    }
    
    .hero-slider {
        height: 500px;
        margin: 0 15px;
    }

    .slide-content {
        margin: 0 15px;
        padding: 30px;
        text-align: center;
    }

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

    .slider-nav {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .section {
        padding: 80px 0;
    }

    .section-title {
        font-size: 2.2rem;
    }
    
    /* Menu utilisateur responsive */
    .user-name {
        display: none;
    }
    
    .menu-arrow {
        display: none;
    }
    
    .user-menu-toggle {
        padding: 8px 12px;
    }
    
    .btn-account .account-text {
        display: none;
    }
    
    .btn-account {
        padding: 10px;
    }

    
    .cards-grid {
        padding: 0 15px;
    }
}

@media (max-width: 576px) {
    body {
        padding-top: 60px;
        width: 100%;
    }
    
    .hero {
        padding: 80px 0 60px;
    }

    .hero-slider {
        height: 450px;
        margin: 0 10px;
    }

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

    .cards-grid {
        grid-template-columns: 1fr;
        padding: 0 10px;
    }

    .navbar-container {
        padding: 12px 15px;
    }

    .logo {
        font-size: 1.5rem;
    }
    
    /* Ajustements supplémentaires pour mobile */

    .section {
        padding: 60px 0;
    }
    
    .hero-slider {
        border-radius: 16px;
    }
    
    .container {
        padding: 0;
    }