/* ============================================
   Variables CSS (complémentaires si besoin)
   ============================================ */
:root {
    --ong-primary-color: #1E8F4A;
    --ong-dark: #243424;
    --ong-light: #CFE8D3;
    --text-light: #f5f7f6;
    --transition-base: 0.3s ease;
}

/* ============================================
   Typographie
   ============================================ */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

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

.section-title {
    color: var(--ong-dark);
    font-weight: 700;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--ong-primary-color);
}

.lead {
    font-size: 1.1rem;
    font-weight: 400;
    color: #6c757d;
}

/* ============================================
   Espacements et utilitaires
   ============================================ */
.py-5 {
    padding-top: 3rem;
    padding-bottom: 3rem;
}

@media (min-width: 768px) {
    .py-5 {
        padding-top: 4rem;
        padding-bottom: 4rem;
    }
}

/* ============================================
   Hero Section (Fullscreen Slider)
   ============================================ */
.hero-section {
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.hero-slide {
    height: 100vh;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(36, 52, 36, 0.8) 0%, rgba(26, 42, 26, 0.9) 100%);
    z-index: 1;
}

.hero-content {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    z-index: 2;
    color: white;
    text-align: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.hero-cta {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all var(--transition-base);
    background-color: var(--ong-primary-color);
    border-color: var(--ong-primary-color);
}

.hero-cta:hover {
    background-color: #1a7a3d;
    border-color: #1a7a3d;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(30, 143, 74, 0.4);
}

.carousel-control-prev,
.carousel-control-next {
    width: 5%;
    opacity: 0.8;
}

.carousel-control-prev:hover,
.carousel-control-next:hover {
    opacity: 1;
}

.carousel-indicators [data-bs-target] {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    border: 2px solid white;
}

.carousel-indicators .active {
    background-color: var(--ong-primary-color);
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

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

    .hero-cta {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}

/* ============================================
   Biographie Section
   ============================================ */
.biographie-section {
    background-color: #fff;
}

.biographie-section img {
    transition: transform var(--transition-base);
}

.biographie-section img:hover {
    transform: scale(1.02);
}

/* ============================================
   Cards (Projets, Publications)
   ============================================ */
.projet-card,
.publication-card {
    border: none;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-base);
    overflow: hidden;
}

.projet-card:hover,
.publication-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.projet-card .card-img-top,
.publication-card .card-img-top {
    height: 200px;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.projet-card:hover .card-img-top,
.publication-card:hover .card-img-top {
    transform: scale(1.05);
}

.tournee-card {
    border: none;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-base);
}

.tournee-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

/* ============================================
   KPIs Section
   ============================================ */
.kpis-section {
    background: linear-gradient(135deg, var(--ong-primary-color) 0%, #1a7a3d 100%);
    color: white;
}

.kpi-box {
    padding: 2rem 1rem;
    transition: transform var(--transition-base);
}

.kpi-box:hover {
    transform: translateY(-5px);
}

.kpi-icon {
    color: rgba(255, 255, 255, 0.9);
}

.kpi-number {
    font-size: 3rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

.kpi-label {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
}

@media (max-width: 768px) {
    .kpi-number {
        font-size: 2rem;
    }
}

/* ============================================
   Partenaires Section
   ============================================ */
.partenaires-logo {
    max-height: 80px;
    width: auto;
    filter: grayscale(100%);
    opacity: 0.6;
    transition: all var(--transition-base);
}

.partenaires-logo:hover {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.1);
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, var(--ong-dark) 0%, #1a2a1a 100%);
    color: white;
}

.cta-box {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.cta-title {
    color: white;
    font-size: 2.5rem;
    font-weight: 700;
}

.cta-text {
    color: rgba(255, 255, 255, 0.9);
}

.cta-buttons .btn-outline-light {
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
}

.cta-buttons .btn-outline-light:hover {
    background-color: white;
    color: var(--ong-dark);
    border-color: white;
}

@media (max-width: 768px) {
    .cta-title {
        font-size: 2rem;
    }

    .cta-buttons {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }

    .cta-buttons .btn {
        width: 100%;
    }
}

/* ============================================
   Transitions légères
   ============================================ */
a,
button,
.card,
img {
    transition: all var(--transition-base);
}

/* ============================================
   Utilitaires
   ============================================ */
.bg-light {
    background-color: #f8f9fa;
}

.shadow {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.rounded {
    border-radius: 0.5rem;
}

/* ============================================
   Classes utilitaires ONG (couleurs personnalisées)
   ============================================ */
.btn-primary,
.btn-primary:focus {
    background-color: var(--ong-primary-color);
    border-color: var(--ong-primary-color);
    color: white;
}

.btn-primary:hover,
.btn-primary:active {
    background-color: #1a7a3d;
    border-color: #1a7a3d;
    color: white;
}

.btn-outline-primary {
    color: var(--ong-primary-color);
    border-color: var(--ong-primary-color);
    background-color: transparent;
}

.btn-outline-primary:hover,
.btn-outline-primary:active {
    background-color: var(--ong-primary-color);
    border-color: var(--ong-primary-color);
    color: white;
}

.badge.bg-primary {
    background-color: var(--ong-primary-color) !important;
}

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

.border-primary {
    border-color: var(--ong-primary-color) !important;
}

.alert-primary {
    background-color: var(--ong-light);
    border-color: var(--ong-primary-color);
    color: var(--ong-dark);
}

/* Badges avec couleurs ONG */
.badge.bg-success {
    background-color: var(--ong-primary-color) !important;
}

/* Formulaires */
.form-control:focus,
.form-select:focus {
    border-color: var(--ong-primary-color);
    box-shadow: 0 0 0 0.2rem rgba(30, 143, 74, 0.25);
}

.form-check-input:checked {
    background-color: var(--ong-primary-color);
    border-color: var(--ong-primary-color);
}

/* Cards avec header primary */
.card-header.bg-primary {
    background-color: var(--ong-primary-color) !important;
    border-color: var(--ong-primary-color);
}

/* Breadcrumb sur fond vert */
.breadcrumb-item a.text-white {
    color: rgba(255, 255, 255, 0.9) !important;
}

.breadcrumb-item a.text-white:hover {
    color: white !important;
}

.breadcrumb-item.active.text-white {
    color: rgba(255, 255, 255, 0.7) !important;
}

/* Badges sur fond vert - utiliser blanc ou clair */
.page-hero .badge.bg-light {
    background-color: rgba(255, 255, 255, 0.95) !important;
    color: var(--ong-dark) !important;
}

/* Textes sur fond vert - utiliser blanc */
.page-hero,
.page-hero h1,
.page-hero h2,
.page-hero h3,
.page-hero p,
.page-hero .lead {
    color: white !important;
}

.page-hero .text-muted {
    color: rgba(255, 255, 255, 0.8) !important;
}

/* Boutons sur fond vert */
.page-hero .btn-outline-light {
    border-color: rgba(255, 255, 255, 0.8);
    color: white;
}

.page-hero .btn-outline-light:hover {
    background-color: white;
    color: var(--ong-primary-color);
    border-color: white;
}

/* ============================================
   Sidebar Projets Récents
   ============================================ */
.list-group-item {
    transition: all var(--transition-base);
    border-left: 3px solid transparent;
}

.list-group-item:hover {
    background-color: var(--ong-light);
    border-left-color: var(--ong-primary-color);
    transform: translateX(5px);
}

.list-group-item h6 {
    color: var(--ong-dark);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.list-group-item:hover h6 {
    color: var(--ong-primary-color);
}

.list-group-item .text-muted {
    color: #6c757d;
    font-size: 0.85rem;
}

/* ============================================
   Responsive adjustments
   ============================================ */
@media (max-width: 991px) {
    .sticky-top {
        position: relative !important;
        top: 0 !important;
    }
}

@media (max-width: 576px) {
    .section-title {
        font-size: 2rem;
    }

    .py-5 {
        padding-top: 2rem;
        padding-bottom: 2rem;
    }
}