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

/* Body et base */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #a5b1c5 0%, #70829c 100%);
    min-height: 100vh;
    color: #333;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* HEADER */
.header {
    text-align: center;
    padding: 2rem 0;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    margin-bottom: 2rem;
}

.header .logo {
    width: min(300px, 80vw);
    height: auto;
    margin-bottom: 1rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.2));
}

.nav-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.nav-links a {
    color: #333;
    text-decoration: none;
    padding: 8px 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.nav-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.5s ease;
}

.nav-links a:hover {
    background: linear-gradient(135deg, #f7dda0, #f0c24d);
    border-color: #70829c;
    color: #333;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(240, 194, 77, 0.3);
}

.nav-links a:hover::before {
    left: 100%;
}

.nav-links a:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(240, 194, 77, 0.2);
}

/* MAIN CONTENT */
.main-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

@media (min-width: 768px) {
    .main-content {
        grid-template-columns: 1fr 1fr;
        align-items: start;
    }
}

/* FOOTER */
.footer {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding: 2rem 0;
    text-align: center;
    margin-top: 3rem;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.footer-link {
    color: #333;
    text-decoration: none;
    padding: 8px 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.footer-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.5s ease;
}

.footer-link:hover {
    background: linear-gradient(135deg, #f7dda0, #f0c24d);
    border-color: #70829c;
    color: #333;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(240, 194, 77, 0.3);
}

.footer-link:hover::before {
    left: 100%;
}

.footer-link:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(240, 194, 77, 0.2);
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Mobile optimizations */
@media (max-width: 767px) {
    .container {
        padding: 0 15px;
    }
    
    .header {
        padding: 1.5rem 0;
    }
    
    .main-content {
        grid-template-columns: 1fr;
    }
    
    .nav-links {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .footer-links {
        gap: 0.3rem;
    }
    
    .footer-link {
        padding: 6px 12px;
        font-size: 0.8rem;
    }
}