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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', Arial, sans-serif;
    color: white;
    background: #e74c3c;
    min-height: 100vh;
    overscroll-behavior: none;
}

.page-content {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background: white;
    padding: 30px 50px;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-center {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.logo-img {
    height: 250px; /* Aumentato da 200px a 250px */
    width: auto;
    max-height: 250px;
    max-width: 600px; /* Aumentato da 500px a 600px */
    display: block;
}

nav ul {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 15px;
    white-space: nowrap;
}

nav ul li {
    display: flex;
    align-items: center;
}

nav ul li a {
    color: #333;
    text-decoration: none;
    font-size: 14px;
    font-family: 'Poppins', Arial, sans-serif;
    font-weight: 600;
    text-transform: uppercase;
    padding: 6px 10px;
    transition: color 0.3s ease;
    position: relative;
    line-height: 1;
}

nav ul li a:hover {
    color: #e74c3c;
}

nav ul li a.active {
    color: #e74c3c;
    border-bottom: 2px solid #e74c3c;
}

nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: #e74c3c;
    bottom: 0;
    left: 10px;
    transition: width 0.3s ease;
}

nav ul li a:hover::after {
    width: calc(100% - 20px);
}

/* Portfolio Page Styles */
.portfolio-page {
    background: #f5f5f5;
    padding: 60px 20px;
    text-align: center;
    border-top: 5px solid #e74c3c;
    flex: 1;
}

.portfolio-header {
    margin-bottom: 40px;
}

.portfolio-header h1 {
    font-size: 36px;
    font-weight: 700;
    color: #333;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.portfolio-header p {
    font-size: 18px;
    color: #666;
    max-width: 800px;
    margin: 0 auto;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    border: 2px solid #e74c3c;
    transition: transform 0.3s ease;
}

.portfolio-item:hover {
    transform: translateY(-5px);
}

.portfolio-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    color: white;
    padding: 20px;
    text-align: center;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 10px;
}

.portfolio-overlay p {
    font-size: 16px;
}

/* Footer Styles */
.footer-section {
    background: #c0392b;
    color: #ffffff;
    padding: 40px 20px;
    position: relative;
}

.footer-top {
    background: white;
    padding: 40px;
    text-align: center;
    border: 2px solid white;
    margin: 0 20px;
    border-radius: 5px;
}

.footer-brand {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-logo-img {
    height: 160px;
    width: auto;
    max-height: 160px;
    max-width: 400px;
}

.footer-bottom-section {
    padding: 40px 20px;
}

.footer-container {
    display: flex;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
    gap: 30px;
}

.footer-column {
    flex: 1;
    min-width: 200px;
}

.footer-column h3 {
    font-size: 18px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul li a {
    color: #d3d3d3;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-column ul li a:hover {
    color: #ffffff;
}

.footer-column p {
    font-size: 14px;
    margin-bottom: 12px;
    color: #d3d3d3;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-column p i {
    font-size: 16px;
    color: #ffffff;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 40px auto 0;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    flex-wrap: wrap;
    gap: 20px;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    color: #ffffff;
    font-size: 18px;
    transition: opacity 0.3s ease;
}

.footer-social a:hover {
    opacity: 0.7;
}

.footer-bottom p {
    font-size: 14px;
    color: #d3d3d3;
}

.scroll-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 2px solid #ffffff;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    text-decoration: none;
    transition: background 0.3s ease, color 0.3s ease;
    z-index: 999;
}

.scroll-top.visible {
    display: flex;
}

.scroll-top:hover {
    background: #ffffff;
    color: #e74c3c;
}

.scroll-top i {
    font-size: 18px;
}

/* Responsive Improvements */
@media (max-width: 768px) {
    .portfolio-header h1 {
        font-size: 28px;
    }

    .portfolio-header p {
        font-size: 16px;
    }

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

    .portfolio-item img {
        height: 250px;
    }

    .portfolio-overlay h3 {
        font-size: 20px;
    }

    .portfolio-overlay p {
        font-size: 14px;
    }

    .footer-top {
        padding: 20px;
        margin: 0 10px;
    }

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

    .logo-img {
        height: 100px;
        max-height: 100px;
        max-width: 250px;
    }

    .footer-logo-img {
        height: 100px;
        max-height: 100px;
        max-width: 250px;
    }

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

    .footer-column {
        width: 100%;
        max-width: 300px;
    }

    .footer-column p {
        justify-content: center;
    }

    nav ul {
        gap: 10px;
    }

    nav ul li a {
        font-size: 12px;
        padding: 4px 8px;
    }

    nav ul li a::after {
        left: 8px;
    }

    nav ul li a:hover::after {
        width: calc(100% - 16px);
    }

    /* Responsive adjustments for dropdown menu */
    .dropdown-menu {
        min-width: 150px;
    }

    .dropdown-menu li a {
        font-size: 12px;
        padding: 8px 15px;
    }
}

/* Dropdown Menu Styles */
.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 5px;
}

.dropdown-toggle::after {
    content: '\f078'; /* Icona di freccia giù da Font Awesome */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 10px;
    color: #333;
    transition: transform 0.3s ease;
}

.dropdown:hover .dropdown-toggle::after {
    transform: rotate(180deg);
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    border-radius: 5px;
    min-width: 200px;
    z-index: 1000;
    padding: 10px 0;
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu li {
    display: block;
    margin: 0;
}

.dropdown-menu li a {
    display: block;
    padding: 10px 20px;
    color: #333;
    font-size: 14px;
    text-transform: uppercase;
    text-align: center;
    transition: background 0.3s ease, color 0.3s ease;
}

.dropdown-menu li a:hover {
    background: #e74c3c;
    color: white;
}