@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css');

:root {
  --primary-color: #2980B9;
  --secondary-color: #27AE60;
  --accent-color: #8E44AD;
  --light-color: #ECF0F1;
  --dark-color: #2C3E50;
  
  --background-color: #FAFAFA;
  --text-color: #333333;
  --border-color: rgba(41, 128, 185, 0.2);
  --shadow-color: rgba(44, 62, 80, 0.15);
  --highlight-color: #F1C40F;
  
  --main-font: 'Montserrat', sans-serif;
  --alt-font: 'Open Sans', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

.neu-card {
    background: var(--background-color);
    box-shadow: 8px 8px 16px var(--shadow-color), -8px -8px 16px #ffffff;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.neu-card:hover {
    transform: translateY(-5px);
    box-shadow: 12px 12px 20px var(--shadow-color), -12px -12px 20px #ffffff;
}

.neu-input {
    box-shadow: inset 4px 4px 8px var(--shadow-color), inset -4px -4px 8px #ffffff;
    outline: none;
    transition: box-shadow 0.3s ease;
}

.neu-input:focus {
    box-shadow: inset 6px 6px 12px var(--shadow-color), inset -6px -6px 12px #ffffff;
}

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

.hover\:text-underline:hover {
    text-decoration: underline;
}

.pattern-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(var(--border-color) 2px, transparent 2px);
    background-size: 30px 30px;
    opacity: 0.4;
    z-index: -1;
}

details summary::-webkit-details-marker {
    display: none;
}

@media (max-width: 768px) {
    .navigation {
        display: none;
        width: 100%;
        position: absolute;
        top: 100%;
        left: 0;
        background-color: var(--dark-color);
        padding: 1rem;
    }
    
    .navigation ul {
        flex-direction: column;
        align-items: center;
        gap: 1rem !important;
    }
    
    #menu-toggle:checked ~ .navigation {
        display: block;
    }
    
    .menu-icon {
        display: block;
    }
    
    header > div {
        flex-wrap: wrap;
    }
    
    .logo {
        margin: 0 auto;
    }
    
    .menu-icon {
        position: absolute;
        right: 1rem;
        top: 1.2rem;
    }
}

@media (min-width: 769px) {
    .menu-icon {
        display: none;
    }
}