/* Reset et styles de base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #6BBE72;
    --secondary-color: #A3D4C5;
    --accent-color: #F2DFAF;
    --alert-color: #D9503F;
    --dark-bg: #E8F4F1;
    --light-bg: #F5F9F8;
    --text-light: #FFFFFF;
    --text-dark: #2D2E3A;
    --card-bg: #FFFFFF;
    --hover-color: #5AAD63;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--light-bg) 100%);
    min-height: 100vh;
}

/* Header */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1.5rem 0;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: 5px;
}

header h1 {
    color: var(--primary-color);
    margin: 0;
    font-size: 2rem;
}

nav {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: center;
}

nav a {
    color: var(--text-dark);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

nav a:hover {
    background: var(--secondary-color);
    border-color: var(--primary-color);
}

nav a.active {
    background: var(--primary-color);
    color: white;
    font-weight: bold;
}

.invite-btn {
    background: var(--alert-color);
    color: white;
    padding: 0.7rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    display: inline-block;
    border: 2px solid var(--alert-color);
}

.invite-btn:hover {
    background: #C43F2F;
    transform: scale(1.05);
    box-shadow: 0 4px 8px rgba(217, 80, 63, 0.3);
}

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

/* Hero section */
.hero {
    text-align: center;
    padding: 4rem 0 3rem;
    animation: fadeIn 1s ease-in;
}

.hero h2 {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.subtitle {
    font-size: 1.3rem;
    color: var(--text-dark);
    opacity: 0.8;
}

/* Feature Grid */
.features {
    padding: 3rem 0;
}

.features h3 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.feature-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 2px solid var(--secondary-color);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 12px rgba(107, 190, 114, 0.3);
    border-color: var(--primary-color);
}

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

.feature-card h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

/* Info section */
.info {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    margin: 3rem 0;
    border-left: 4px solid var(--primary-color);
}

.info h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

/* Links section */
.links {
    padding: 3rem 0;
}

.links h3 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
    color: var(--text-dark);
}

.link-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.link-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    text-decoration: none;
    color: var(--text-dark);
    transition: all 0.3s ease;
    border: 2px solid var(--secondary-color);
    display: block;
}

.link-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 8px 12px rgba(107, 190, 114, 0.3);
}

.link-card h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

/* Legal content */
.legal-content {
    background: var(--card-bg);
    padding: 3rem;
    border-radius: 10px;
    margin: 3rem auto;
    max-width: 900px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    border: 2px solid var(--secondary-color);
}

.legal-content h2 {
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.8rem;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

.legal-content h3 {
    color: var(--text-dark);
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
    font-size: 1.3rem;
    font-weight: 600;
}

.legal-content ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.legal-content li {
    margin-bottom: 0.5rem;
}

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

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

.update-date {
    font-style: italic;
    color: var(--text-dark);
    opacity: 0.7;
    margin-bottom: 2rem;
    text-align: center;
}

/* Data summary table */
.data-summary {
    margin: 2rem 0;
    overflow-x: auto;
}

.data-summary table {
    width: 100%;
    border-collapse: collapse;
    background: var(--light-bg);
    border-radius: 8px;
    overflow: hidden;
}

.data-summary th,
.data-summary td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--secondary-color);
}

.data-summary th {
    background: var(--primary-color);
    color: white;
    font-weight: bold;
}

.data-summary tr:hover {
    background: var(--secondary-color);
}

/* Back link */
.back-link {
    margin-top: 3rem;
    text-align: center;
}

.back-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 1.1rem;
    padding: 0.8rem 1.5rem;
    border: 2px solid var(--primary-color);
    border-radius: 5px;
    display: inline-block;
    transition: all 0.3s ease;
}

.back-link a:hover {
    background: var(--primary-color);
    color: white;
}

/* Footer */
footer {
    background: white;
    padding: 2rem 0;
    margin-top: 4rem;
    text-align: center;
    border-top: 3px solid var(--primary-color);
}

footer p {
    margin: 0.5rem 0;
    color: var(--text-dark);
    opacity: 0.7;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .hero h2 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1.1rem;
    }
    
    .feature-grid,
    .link-cards {
        grid-template-columns: 1fr;
    }
    
    .legal-content {
        padding: 2rem 1.5rem;
    }
    
    .logo {
        width: 50px;
        height: 50px;
    }
    
    header h1 {
        font-size: 1.5rem;
    }
    
    .header-content {
        flex-direction: column;
    }
    
    nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .data-summary th,
    .data-summary td {
        padding: 0.5rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .legal-content {
        padding: 1.5rem 1rem;
    }
    
    .logo {
        width: 40px;
        height: 40px;
    }
}