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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo img {
    height: 60px;
}

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

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #f59e0b;
}

/* Section Hero */
.hero {
    background: linear-gradient(rgba(0,0,0,0.3), rgba(0,0,0,0.3)), 
                url('images/hero-image.jpg') center/cover;
    height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 2rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

/* STYLES POUR LES BOUTONS DE DONATION */
.payment-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin: 2rem 0;
}

.btn {
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-donation {
    background: #f59e0b;
    color: white;
}

.btn-donation:hover {
    background: #d97706;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(245, 158, 11, 0.4);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #333;
}

.btn-primary {
    background: #f59e0b;
    color: white;
}

.btn-primary:hover {
    background: #d97706;
    transform: translateY(-2px);
}

/* Section Présentation */
.presentation {
    padding: 4rem 0;
    text-align: center;
    background: #f8f9fa;
}

.presentation h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #1e293b;
}

.presentation p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Piliers d'Action */
.pillars {
    padding: 4rem 0;
}

.pillars h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #1e293b;
}

.pillar-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.pillar-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s;
}

.pillar-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.15);
}

.pillar-card .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.pillar-card h3 {
    color: #1e293b;
    margin-bottom: 0.5rem;
}

/* Mission */
.mission {
    padding: 4rem 0;
    background: #f8f9fa;
}

.mission-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.mission-text h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.mission-text h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #1e293b;
}

.mission-image img {
    width: 100%;
    border-radius: 12px;
}

.mission-image {
    position: relative;
}

.mission-image .btn {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
}

/* Témoignages / Footer */
.testimonials {
    padding: 4rem 0;
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)),
                url('images/hero-image.jpg') center/cover;
    color: white;
}

.testimonials-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.testimonials h3 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.testimonials h4 {
    margin-top: 2rem;
    margin-bottom: 0.5rem;
}

.testimonials ul {
    list-style: none;
}

.testimonials li {
    margin: 0.5rem 0;
    cursor: pointer;
}

.testimonials li:hover {
    color: #f59e0b;
}

.donation-cta {
    background: rgba(255,255,255,0.1);
    padding: 3rem;
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

/* Hamburger caché par défaut (desktop) */
.mobile-menu-toggle {
    display: none;
}

/* Responsive */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
        flex-direction: column;
        gap: 5px;
        background: none;
        border: none;
        cursor: pointer;
        padding: 10px;
        z-index: 1001;
    }

    .mobile-menu-toggle span {
        width: 25px;
        height: 3px;
        background: #333;
        transition: all 0.3s;
        border-radius: 3px;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }

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

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: 0 4px 10px rgba(0,0,0,0.1);
        transition: left 0.3s ease;
        z-index: 1000;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin: 1rem 0;
        text-align: center;
    }

    .nav-menu a {
        font-size: 1.2rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .mission-content,
    .testimonials-content {
        grid-template-columns: 1fr;
    }

    .payment-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn {
        width: 100%;
        max-width: 320px;
        text-align: center;
    }

    .donation-cta {
        padding: 2rem 1.5rem;
    }

    .pillars {
        padding: 2rem 0;
    }

    .presentation h2 {
        font-size: 1.8rem;
    }

    .presentation p {
        font-size: 1rem;
    }
}