/* ===== RESET ET VARIABLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Couleurs principales */
    --primary: #f59e0b;
    --primary-dark: #d97706;
    --primary-light: #fbbf24;
    --secondary: #dc2626;
    --secondary-dark: #b91c1c;
    --accent: #16a34a;
    --accent-dark: #15803d;
    
    /* Couleurs neutres */
    --white: #ffffff;
    --black: #0f172a;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Typographie */
    --font-primary: 'Space Grotesk', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Espacements */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    
    /* Rayons de bordure */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Ombres */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
}

/* ===== BASE STYLES ===== */
html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-secondary);
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ===== NAVIGATION MODERNE ===== */
.nav-modern {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    transition: var(--transition-normal);
}

.nav-modern.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-lg);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-brand {
    display: flex;
    align-items: center;
}

.logo-modern {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    text-decoration: none;
}

.logo-image {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
}

.logo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-fast);
}

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

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.brand-name {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

.brand-subtitle {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary);
    margin-top: -2px;
}

.nav-menu-modern {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link-modern {
    position: relative;
    text-decoration: none;
    color: var(--gray-600);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    padding: var(--space-sm) 0;
}

.nav-link-modern:hover {
    color: var(--primary);
}

.nav-indicator {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition-normal);
}

.nav-link-modern.active .nav-indicator,
.nav-link-modern:hover .nav-indicator {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.btn-donate {
    background: var(--secondary);
    color: var(--white);
    border: none;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-donate:hover {
    background: var(--secondary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    transition: var(--transition-fast);
}

/* ===== HERO SECTION ===== */
.hero-modern {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(245, 158, 11, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(220, 38, 38, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 40% 80%, rgba(22, 163, 74, 0.1) 0%, transparent 50%);
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(245, 158, 11, 0.05) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-text-container {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(245, 158, 11, 0.1);
    color: var(--primary);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.hero-title {
    font-family: var(--font-primary);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--gray-900);
    margin-bottom: var(--space-lg);
}

.title-line {
    display: block;
}

.highlight {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.btn-primary-modern {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
}

.btn-primary-modern:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary-modern {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: transparent;
    color: var(--gray-700);
    border: 2px solid var(--gray-300);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-fast);
    text-decoration: none;
}

.btn-secondary-modern:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-card-stack {
    position: relative;
    width: 300px;
    height: 400px;
}

.hero-card {
    position: absolute;
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-lg);
    box-shadow: var(--shadow-xl);
    transition: var(--transition-slow);
    border: 1px solid var(--gray-200);
}

.hero-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
}

.card-1 {
    top: 0;
    left: 0;
    z-index: 3;
    transform: rotate(-5deg);
}

.card-2 {
    top: 50px;
    left: 30px;
    z-index: 2;
    transform: rotate(2deg);
}

.card-3 {
    top: 100px;
    left: 60px;
    z-index: 1;
    transform: rotate(-2deg);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: var(--space-md);
}

.card-content h3 {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-xs);
}

.card-content p {
    color: var(--gray-600);
    font-size: 0.9rem;
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--gray-500);
    font-size: 0.875rem;
    font-weight: 500;
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: var(--gray-300);
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background: var(--primary);
    animation: scrollAnimation 2s infinite;
}

@keyframes scrollAnimation {
    0% { transform: translateY(-20px); opacity: 0; }
    50% { opacity: 1; }
    100% { transform: translateY(40px); opacity: 0; }
}

/* ===== SECTIONS COMMUNES ===== */
.section-header-modern {
    text-align: center;
    margin-bottom: var(--space-3xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(245, 158, 11, 0.1);
    color: var(--primary);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.section-title {
    font-family: var(--font-primary);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-lg);
    line-height: 1.2;
}

.section-description {
    font-size: 1.125rem;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ===== MISSION SECTION ===== */
.mission-section {
    padding: var(--space-3xl) 0;
    background: var(--white);
}

.mission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-2xl);
}

.mission-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    text-align: center;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.mission-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    transform: scaleX(0);
    transition: var(--transition-normal);
}

.mission-card:hover::before {
    transform: scaleX(1);
}

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

.mission-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    margin: 0 auto var(--space-lg);
}

.mission-card h3 {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-md);
}

.mission-card p {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.mission-stats {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.stat-number {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-500);
    font-weight: 500;
}

/* ===== ABOUT OFFICIAL SECTION ===== */
.about-official-section {
    padding: var(--space-3xl) 0;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
}

.about-official-content {
    max-width: 1200px;
    margin: 0 auto;
}

.about-intro {
    margin-bottom: var(--space-3xl);
}

.intro-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    gap: var(--space-2xl);
    transition: var(--transition-normal);
}

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

.intro-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    flex-shrink: 0;
}

.intro-content h3 {
    font-family: var(--font-primary);
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-md);
}

.intro-content p {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.registration-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.registration-badge {
    font-size: 0.875rem;
    color: var(--gray-500);
    font-weight: 500;
}

.registration-number {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    background: rgba(245, 158, 11, 0.1);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
    display: inline-block;
    width: fit-content;
}

.about-mission {
    margin-bottom: var(--space-3xl);
    text-align: center;
}

.about-mission h3 {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-lg);
}

.about-mission p {
    font-size: 1.125rem;
    color: var(--gray-600);
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
}

.about-domains {
    margin-bottom: var(--space-3xl);
}

.about-domains h3 {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-2xl);
    text-align: center;
}

.domains-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-2xl);
}

.domain-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    transition: var(--transition-normal);
    text-align: center;
}

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

.domain-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.75rem;
    margin: 0 auto var(--space-lg);
}

.domain-card h4 {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-md);
}

.domain-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

.about-projects {
    margin-bottom: var(--space-3xl);
}

.about-projects h3 {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-2xl);
    text-align: center;
}

.projects-timeline {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-2xl);
}

.timeline-category {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
}

.timeline-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 2px solid var(--gray-200);
}

.timeline-title.completed {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

.timeline-title.ongoing {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.timeline-title.future {
    color: var(--secondary);
    border-bottom-color: var(--secondary);
}

.timeline-projects {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.timeline-project {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    transition: var(--transition-fast);
}

.timeline-project:hover {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    transform: translateX(5px);
}

.project-year {
    background: var(--primary);
    color: var(--white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    flex-shrink: 0;
    min-width: 60px;
    text-align: center;
}

.project-name {
    color: var(--gray-700);
    font-weight: 500;
    line-height: 1.5;
}

.about-help {
    text-align: center;
}

.about-help h3 {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-2xl);
}

.help-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
}

.help-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    transition: var(--transition-normal);
    text-align: center;
}

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

.help-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    margin: 0 auto var(--space-lg);
}

.help-card h4 {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-md);
}

.help-card p {
    color: var(--gray-600);
    line-height: 1.6;
}

/* ===== LEADERSHIP SECTION ===== */
.leadership-section {
    padding: var(--space-3xl) 0;
    background: var(--white);
}

.leadership-content {
    max-width: 1000px;
    margin: 0 auto;
}

.president-card-modern {
    background: var(--white);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: var(--transition-normal);
}

.president-card-modern:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
}

.president-image {
    position: relative;
    height: 400px;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.president-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.president-card-modern:hover .president-photo {
    transform: scale(1.05);
}

.photo-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-align: center;
}

.photo-placeholder i {
    font-size: 4rem;
    margin-bottom: var(--space-md);
    opacity: 0.7;
}

.photo-placeholder p {
    font-size: 1.125rem;
    font-weight: 500;
}

.president-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.3));
    display: flex;
    align-items: flex-end;
    padding: var(--space-2xl);
    opacity: 0;
    transition: var(--transition-normal);
}

.president-card-modern:hover .president-overlay {
    opacity: 1;
}

.overlay-content {
    color: var(--white);
    text-align: center;
}

.overlay-content i {
    font-size: 2rem;
    margin-bottom: var(--space-md);
    opacity: 0.8;
}

.overlay-content p {
    font-size: 1.125rem;
    font-weight: 500;
    font-style: italic;
    line-height: 1.6;
}

.president-info {
    padding: var(--space-2xl);
}

.president-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(245, 158, 11, 0.1);
    color: var(--primary);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.president-name {
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-sm);
    line-height: 1.2;
}

.president-title {
    color: var(--primary);
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.president-description {
    margin-bottom: var(--space-2xl);
}

.president-description p {
    color: var(--gray-600);
    line-height: 1.7;
    font-size: 1.125rem;
}

.president-achievements {
    margin-bottom: var(--space-2xl);
}

.achievement-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    padding: var(--space-lg);
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    transition: var(--transition-fast);
}

.achievement-item:hover {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    transform: translateX(5px);
}

.achievement-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.achievement-content h4 {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-xs);
}

.achievement-content p {
    color: var(--gray-600);
    line-height: 1.6;
    font-size: 0.95rem;
}

.president-contact {
    text-align: center;
}

.btn-contact-president {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--primary);
    color: var(--white);
    text-decoration: none;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-fast);
}

.btn-contact-president:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ===== IMPACT SECTION ===== */
.impact-section {
    padding: var(--space-3xl) 0;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
}

.impact-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.impact-title {
    font-family: var(--font-primary);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-md);
}

.impact-subtitle {
    font-size: 1.125rem;
    color: var(--gray-600);
}

.impact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
}

.impact-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    border: 1px solid var(--gray-200);
}

.impact-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
}

.impact-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.75rem;
    margin: 0 auto var(--space-lg);
}

.impact-number {
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--space-sm);
}

.impact-label {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-sm);
}

.impact-description {
    color: var(--gray-600);
    font-size: 0.9rem;
}

/* ===== PROJECTS SECTION ===== */
.projects-section {
    padding: var(--space-3xl) 0;
    background: var(--white);
}

.projects-filter {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-3xl);
    flex-wrap: wrap;
}

.filter-btn {
    background: transparent;
    color: var(--gray-600);
    border: 2px solid var(--gray-300);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

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

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-2xl);
}

.project-card-modern {
    background: var(--white);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    border: 1px solid var(--gray-200);
}

.project-card-modern:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-2xl);
}

.project-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

.project-card-modern:hover .project-overlay {
    opacity: 1;
}

.project-btn {
    background: var(--white);
    color: var(--gray-900);
    border: none;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-full);
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    transition: var(--transition-fast);
}

.project-btn:hover {
    transform: scale(1.05);
}

.project-icon {
    color: var(--white);
    font-size: 3rem;
}

.project-content {
    padding: var(--space-2xl);
}

.project-category {
    display: inline-block;
    background: rgba(245, 158, 11, 0.1);
    color: var(--primary);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
}

.project-title {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-md);
}

.project-description {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.project-meta {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.project-location,
.project-date {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--gray-500);
    font-size: 0.875rem;
}

.project-progress {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.progress-bar {
    flex: 1;
    height: 6px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    transition: var(--transition-slow);
}

.progress-text {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent);
}

/* ===== CONTACT SECTION ===== */
.contact-section {
    padding: var(--space-3xl) 0;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.contact-header {
    margin-bottom: var(--space-2xl);
}

.contact-title {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: var(--space-md);
}

.contact-subtitle {
    font-size: 1.125rem;
    color: var(--gray-600);
    line-height: 1.7;
}

.contact-methods {
    margin-bottom: var(--space-2xl);
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    padding: var(--space-lg);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

.contact-method:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.method-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.method-content h4 {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: var(--space-xs);
}

.method-content p {
    color: var(--gray-600);
    line-height: 1.6;
}

.method-content a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

.method-content a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.social-links-modern {
    display: flex;
    gap: var(--space-md);
}

.social-link {
    width: 50px;
    height: 50px;
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-600);
    text-decoration: none;
    transition: var(--transition-fast);
}

.social-link:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
    transform: translateY(-2px);
}

/* ===== FORM MODERNE ===== */
.contact-form-modern {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
}

.form-modern {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.form-group-modern {
    position: relative;
}

.form-input {
    width: 100%;
    padding: var(--space-md);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-family: inherit;
    background: var(--white);
    transition: var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
}

.form-label {
    position: absolute;
    top: var(--space-md);
    left: var(--space-md);
    color: var(--gray-500);
    font-size: 1rem;
    transition: var(--transition-fast);
    pointer-events: none;
    background: var(--white);
    padding: 0 var(--space-xs);
}

.form-input:focus + .form-label,
.form-input:not(:placeholder-shown) + .form-label {
    top: -8px;
    left: var(--space-sm);
    font-size: 0.875rem;
    color: var(--primary);
    font-weight: 500;
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit-modern {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    background: var(--primary);
    color: var(--white);
    border: none;
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-submit-modern:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ===== FOOTER MODERNE ===== */
.footer-modern {
    background: var(--gray-900);
    color: var(--white);
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-2xl);
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.footer-logo .logo-icon {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.footer-logo .brand-name {
    color: var(--white);
}

.footer-logo .brand-subtitle {
    color: var(--primary);
}

.footer-description {
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
}

.footer-column h4 {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: var(--space-lg);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: var(--space-sm);
}

.footer-column a {
    color: var(--gray-400);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-column a:hover {
    color: var(--primary);
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: var(--space-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-copyright p {
    color: var(--gray-400);
    font-size: 0.875rem;
    margin-bottom: var(--space-xs);
}

.footer-legal {
    display: flex;
    gap: var(--space-lg);
}

.footer-legal a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--primary);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-menu-modern {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-card-stack {
        width: 250px;
        height: 300px;
    }
    
    .mission-grid {
        grid-template-columns: 1fr;
    }
    
    .impact-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .intro-card {
        flex-direction: column;
        text-align: center;
    }
    
    .domains-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-timeline {
        grid-template-columns: 1fr;
    }
    
    .help-options {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }
    
    .nav-container {
        padding: 0 var(--space-md);
    }
    
    .hero-content {
        padding: 0 var(--space-md);
    }
    
    .impact-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-filter {
        flex-direction: column;
        align-items: center;
    }
    
    .filter-btn {
        width: 200px;
    }
    
    .help-options {
        grid-template-columns: 1fr;
    }
    
    .timeline-project {
        flex-direction: column;
        text-align: center;
        gap: var(--space-sm);
    }
    
    .project-year {
        min-width: auto;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* ===== UTILITY CLASSES ===== */
.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s ease-out;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s ease-out;
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Focus visible pour l'accessibilité */
button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* ===== PRINT STYLES ===== */
@media print {
    .nav-modern,
    .hero-scroll,
    .contact-form-modern,
    .footer-modern {
        display: none;
    }
    
    .hero-modern {
        min-height: auto;
        padding: 2rem 0;
    }
    
    * {
        color: black !important;
        background: white !important;
    }
}