/* Design Tokens */
:root {
    --color-primary-white: #f7f9f6;
    --color-primary-green: #1eda02;
    --color-primary-cyan: #17fde7;
    --color-bg-dark: rgba(10, 10, 10, 0.8);
    --color-bg-overlay: rgba(0, 0, 0, 0.75);
    --color-text-primary: var(--color-primary-white);
    --color-text-secondary: rgba(255, 255, 255, 0.7);
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --transition-default: all 0.3s ease;
    --z-header: 1000;
    --z-overlay: 0;
    --z-content: 1;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: transparent;
    background-attachment: fixed;
    background-size: cover;
    background-position: center;
    color: var(--color-text-primary);
    font-family: system-ui, -apple-system, sans-serif;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: var(--color-bg-overlay);
    z-index: var(--z-overlay);
}

.bg-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: -1;
}

.bg-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.6);
    z-index: -1;
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-header);
    background: var(--color-bg-dark);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    height: 70px;
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--color-text-primary);
    text-decoration: none;
}

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

.nav-item {
    position: relative;
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--color-text-primary);
    text-decoration: none;
    transition: var(--transition-default);
    cursor: pointer;
}

.nav-item:hover,
.nav-item:focus {
    color: var(--color-primary-cyan);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-primary);
    cursor: pointer;
    padding: var(--spacing-xs);
}

/* Submenu Styles */
.submenu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-bg-dark);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm);
    min-width: 350px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-default);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-item:hover .submenu,
.nav-item:focus-within .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(10px);
}

.submenu-item {
    display: flex;
    align-items: flex-start;
    padding: 1.5rem;
    gap: 1.5rem;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-default);
}

.submenu-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.submenu-icon {
    color: var(--color-primary-cyan);
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.submenu-content h3 {
    color: var(--color-text-primary);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.submenu-content p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* Hero Section */
.hero {
    position: relative;
    display: flex;
    padding-top: 100px;
    z-index: var(--z-content);
    height: auto;
}

.hero-content {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
    display: flex;
    gap: 6rem;
}

.hero-text {
    flex: 1;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

.hero-image {
    flex: 0.8;
    opacity: 0;
    transform: translateX(30px);
    animation: fadeInRight 1s ease forwards 0.5s;
}

.hero-image img {
    max-width: 90%;
    height: auto;
    border-radius: var(--border-radius-md);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    margin-left: auto;
    display: block;
}

/* Floating Text Section */
.floating-section {
    padding: var(--spacing-md) 0;
    text-align: center;
    position: relative;
    z-index: var(--z-content);
}

.floating-text {
    color: var(--color-primary-cyan);
    font-size: 1.2rem;
    animation: float 3s ease-in-out infinite;
}

.vertical-line {
    width: 2px;
    height: 100px;
    background: var(--color-primary-cyan);
    margin: var(--spacing-sm) auto;
    transform: scaleY(0);
    transform-origin: top;
    transition: var(--transition-default);
}

.vertical-line.visible {
    transform: scaleY(1);
}

/* Features Grid Section */
.features-grid {
    padding: var(--spacing-lg) 0;
    background-color: rgba(0, 0, 0, 0.3);
    z-index: var(--z-content);
}

.feature-image {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-md);
    transition: var(--transition-default);
}

.feature-box img {
    max-width: 100%;
    height: auto;
    max-height: 300px;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-sm);
}

/* Posizionamento immagini feature box */
.feature-box img.position-top {
    object-position: center top;
}

.feature-box img.position-center {
    object-position: center center;
}

.feature-box img.position-bottom {
    object-position: center bottom;
}

.feature-description {
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-top: var(--spacing-sm);
}

.grid-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.feature-box {
    position: relative;
    padding: var(--spacing-md);
    background: rgba(13, 13, 13, 0.9);
    border-radius: var(--border-radius-md);
    transition: var(--transition-default);
    overflow: hidden;
}

.feature-box:hover {
    box-shadow: 0 0 60px rgba(23, 253, 231, 0.5);
}

.feature-icon {
    color: var(--color-primary-cyan);
    width: 40px;
    height: 40px;
    margin-bottom: var(--spacing-sm);
}

.feature-box h3 {
    color: var(--color-text-primary);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.feature-box p {
    color: var(--color-text-secondary);
    line-height: 1.6;
    position: relative;
}

/* Features Section with New Title Styles */
.features {
    padding: var(--spacing-md) 0;
    position: relative;
    z-index: var(--z-content);
}

.features-title-container {
    text-align: center;
    position: relative;
    margin-bottom: 6rem;
    padding: 0 var(--spacing-md);
}

.title-main {
    font-size: 2.5rem;
    color: var(--color-primary-cyan);
    text-shadow: 0 0 10px var(--color-primary-cyan);
    margin-bottom: 20px;
    animation: pulse 2s infinite;
}

.title-sub {
    font-size: 1.8rem;
    color: var(--color-primary-green);
    text-shadow: 0 0 10px var(--color-primary-green);
    margin-top: 20px;
    animation: pulse 2s infinite 0.5s;
}

.features-title-container::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 0;
    height: 2px;
    background: linear-gradient(to right, var(--color-primary-cyan), var(--color-primary-green));
    animation: slideCenterLine 3s infinite;
}

.features-container {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-md);
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    align-items: center;
}

.feature-card {
    padding: 2.5rem;
    background: transparent;
    border-radius: 0;
    opacity: 0;
    transition: var(--transition-default);
    margin-bottom: var(--spacing-md);
    width: 100%;
}

.feature-card h3 {
    color: var(--color-primary-cyan);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.feature-card.left {
    text-align: left;
    transform: translateX(-100px);
}

.feature-card.right .feature-icon {
    margin-left: auto;
}

.feature-card.right {
    text-align: right;
    transform: translateX(100px);
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.feature-card.visible {
    opacity: 1;
    transform: translateX(0);
}

.brain-image {
    max-width: 550px;
    width: 100%;
    height: auto;
    z-index: var(--z-content);
    position: relative;
    transition: var(--transition-default);
    opacity: 0.6;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.brain-image:hover {
    filter: drop-shadow(0 0 20px var(--color-primary-cyan));
    transform: scale(1.02);
    opacity: 1;
}

/* Project Section Styles */
.project-section {
    padding: 4rem 5%;
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
}

.timeline-item {
    position: relative;
    padding: 2rem;
    margin-bottom: 2rem;
    background: rgba(13, 13, 13, 0.9);
    border-radius: var(--border-radius-md);
    transition: var(--transition-default);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.timeline-item:hover {
    transform: translateX(10px);
    box-shadow: 0 0 30px rgba(23, 253, 231, 0.3);
}

.timeline-number {
    position: absolute;
    left: -20px;
    top: -20px;
    width: 40px;
    height: 40px;
    background: linear-gradient(45deg, var(--color-primary-cyan), var(--color-primary-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: var(--color-text-primary);
    box-shadow: 0 0 15px rgba(23, 253, 231, 0.4);
}

.timeline-item h3 {
    color: var(--color-primary-cyan);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
}

.timeline-item p {
    color: var(--color-text-secondary);
    line-height: 1.6;
}


/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 1400px;
    margin: 4rem auto;
    padding: 0 2rem;
}

.product-card {
    background: rgba(13, 13, 13, 0.9);
    border-radius: 12px;
    padding: 2rem;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    min-height: 400px;
}

.product-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 12px;
    padding: 2px;
    background: linear-gradient(45deg, var(--color-primary-cyan), var(--color-primary-green));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 30px rgba(23, 253, 231, 0.3);
}

.product-card:hover::before {
    opacity: 1;
}

.product-icon {
    width: 48px;
    height: 48px;
    color: var(--color-primary-cyan);
    margin-bottom: 1.5rem;
}

.product-title {
    font-size: 1.5rem;
    color: var(--color-text-primary);
    margin-bottom: 1rem;
}

.product-description {
    color: var(--color-text-secondary);
    line-height: 1.6;
    flex-grow: 1;
}

/* Team Grid Styles */
.team-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem;
    max-width: 1400px;
    margin: 6rem auto;
    padding: 0 2rem;
}

.team-card {
    background: rgba(13, 13, 13, 0.9);
    border-radius: 12px;
    padding: 2rem;
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.team-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 12px;
    padding: 2px;
    background: linear-gradient(45deg, var(--color-primary-cyan), var(--color-primary-green));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.team-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 30px rgba(23, 253, 231, 0.3);
}

.team-card:hover::before {
    opacity: 1;
}

.team-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.team-icon {
    width: 48px;
    height: 48px;
    color: var(--color-primary-cyan);
    margin-bottom: 1rem;
}

.team-title {
    font-size: 1.5rem;
    color: var(--color-text-primary);
    margin-bottom: 0.5rem;
}

.team-role {
    color: var(--color-primary-cyan);
    font-size: 1.1rem;
}

.team-photo {
    width: 200px;
    height: 200px;
    margin: 2rem auto;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid var(--color-primary-cyan);
    box-shadow: 0 0 20px rgba(23, 253, 231, 0.2);
}

.team-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-description {
    color: var(--color-text-secondary);
    line-height: 1.6;
    text-align: left;
    padding: 0 1rem;
}

.read-more {
    display: inline-flex;
    align-items: center;
    color: var(--color-primary-cyan);
    text-decoration: none;
    margin-top: 2rem;
    transition: color 0.3s ease;
    cursor: pointer;
    z-index: 10;
    position: relative;
}

.read-more:hover {
    color: var(--color-primary-green);
}

.read-more i {
    margin-left: 0.5rem;
}

/* New Animations */
@keyframes pulse {
    0% { text-shadow: 0 0 10px currentColor; }
    50% { text-shadow: 0 0 20px currentColor, 0 0 30px currentColor; }
    100% { text-shadow: 0 0 10px currentColor; }
}

@keyframes slideCenterLine {
    0% { width: 0; opacity: 0; }
    50% { width: 80%; opacity: 1; }
    100% { width: 0; opacity: 0; }
}

/* Existing Animations */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Wave Separator & Footer */
.wave-separator {
    position: relative;
    height: 300px;
    overflow: hidden;
    margin: 0;
    padding: 0;
    background: transparent;
}

.wave-separator::before {
    content: '';
    position: absolute;
    width: 150%;
    height: 100%;
    bottom: 0;
    left: -25%;
    background: linear-gradient(to bottom, 
        rgba(23, 253, 231, 0.1),
        rgba(23, 253, 231, 0.05),
        transparent
    );
    border-radius: 50% 50% 0 0;
    transform: scaleX(1.5);
}

.wave-separator::after {
    content: '';
    position: absolute;
    width: 150%;
    height: 100%;
    bottom: -50%;
    left: -25%;
    background: rgba(10, 10, 10, 0.95);
    border-radius: 50% 50% 0 0;
}

.footer {
    background: rgba(10, 10, 10, 0.95);
    margin: 0;
    padding: var(--spacing-lg) 0;
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    color: var(--color-primary-white);
    font-size: 0.9rem;
    line-height: 1.6;
}

.company-info {
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.legal-info {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    font-size: 0.8rem;
}

/* Accessibility */
.skip-to-main {
    position: absolute;
    left: -9999px;
    z-index: var(--z-header);
    padding: var(--spacing-sm);
    background: var(--color-bg-dark);
    color: var(--color-text-primary);
}

.skip-to-main:focus {
    left: 0;
    top: 0;
}

/* Focus States */
a:focus,
button:focus {
    outline: 3px solid var(--color-primary-cyan);
    outline-offset: 2px;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .features-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .feature-card {
        width: 100%;
        margin: 0;
        transform: none;
        text-align: center;
    }

    .feature-card.left,
    .feature-card.right {
        margin: 0;
        text-align: center;
    }

    .brain-image {
        max-width: 500px;
        margin: 4rem auto;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .title-main {
        font-size: 2rem;
    }

    .title-sub {
        font-size: 1.5rem;
    }

    .features-title-container::after {
        width: 70%;
    }
}

@media (max-width: 768px) {
    .hero-content {
        flex-direction: column;
        gap: 3rem;
    }

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

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

    .team-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        margin: 3rem auto;
    }

    .title-main {
        font-size: 1.8rem;
    }

    .title-sub {
        font-size: 1.3rem;
    }

    /* Menu mobile styles */
    .nav-menu {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .nav-menu.active {
        display: flex;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--color-bg-dark);
        padding: 0;
        flex-direction: column;
        gap: 0;
    }

    .nav-item {
        width: 100%;
        padding: 0.75rem var(--spacing-sm);
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        margin: 0;
    }

    .nav-item:last-child {
        border-bottom: none;
    }
    
    .submenu {
        position: static;
        opacity: 0;
        visibility: hidden;
        transform: none;
        width: 100%;
        margin: 0;
        padding: 0;
    }
    
    .nav-item.active .submenu {
        opacity: 1;
        visibility: visible;
    }

    .nav-menu.active .submenu-item {
        padding: 0.75rem var(--spacing-sm);
        margin: 0;
    }

    .nav-item:hover .submenu {
        transform: none;
    }

    .features-title-container::after {
        width: 60%;
    }
    
        .timeline-item {
        margin-left: 1rem;
        margin-right: 1rem;
    }
    
    .timeline-number {
        left: -10px;
        top: -10px;
    }
}

@media (hover: none) {
    .nav-item {
        padding: var(--spacing-sm);
    }
}

@media (min-resolution: 192dpi) {
    .hero-image img {
        image-rendering: -webkit-optimize-contrast;
    }
}