:root {
    --primary-color: #2563eb;    /* Blu royal */
    --secondary-color: #60a5fa;  /* Blu chiaro */
    --text-color: #1e293b;      /* Blu scuro per il testo */
    --light-bg: #f1f5f9;        /* Grigio-blu molto chiaro */
    --card-bg: white;
    --body-bg: white;
}

[data-theme="dark"] {
    --primary-color: #60a5fa;    /* Blu chiaro */
    --secondary-color: #3b82f6;  /* Blu medio */
    --text-color: #f1f5f9;      /* Grigio-blu chiaro per il testo */
    --light-bg: #1e293b;        /* Blu scuro */
    --card-bg: #0f172a;         /* Blu molto scuro */
    --body-bg: #020617;         /* Blu quasi nero */
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--body-bg);
    transition: background-color 0.3s ease;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* Header */
header {
    position: fixed;
    width: 100%;
    background: var(--card-bg);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    transition: background-color 0.3s ease;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.nav-links a {
    margin-left: 2rem;
    text-decoration: none;
    color: var(--text-color);
}

.theme-toggle {
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.5rem;
    margin-left: 2rem;
    transition: color 0.3s ease;
}

.theme-toggle:hover {
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    padding: 8rem 5% 5rem;
    background: linear-gradient(135deg,
        var(--light-bg) 0%,
        rgba(37, 99, 235, 0.15) 25%,
        rgba(96, 165, 250, 0.2) 50%,
        rgba(37, 99, 235, 0.15) 75%,
        var(--light-bg) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(
            circle at 0% 0%,
            rgba(37, 99, 235, 0.2) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 100% 100%,
            rgba(96, 165, 250, 0.2) 0%,
            transparent 50%
        );
    z-index: 1;
}

.hero::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    right: -50%;
    bottom: -50%;
    background: 
        url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%232563eb' fill-opacity='0.05' fill-rule='evenodd'/%3E%3C/svg%3E"),
        url("data:image/svg+xml,%3Csvg width='52' height='26' viewBox='0 0 52 26' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%232563eb' fill-opacity='0.05'%3E%3Cpath d='M10 10c0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6h2c0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4v2c-3.314 0-6-2.686-6-6 0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6zm25.464-1.95l8.486 8.486-1.414 1.414-8.486-8.486 1.414-1.414z' /%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 1;
    z-index: 1;
    animation: animatePattern 60s linear infinite;
}

@keyframes animatePattern {
    0% {
        transform: rotate(0deg) scale(1.5);
    }
    100% {
        transform: rotate(360deg) scale(1.5);
    }
}

.hero-content {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    z-index: 2;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

/* Services Section */
.services {
    padding: 5rem 5%;
    background: var(--body-bg);
}

.services h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
    color: var(--text-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    position: relative;
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.3s ease;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-color);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    background: var(--light-bg);
    width: 70px;
    height: 70px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1);
}

.service-icon i {
    font-size: 2rem;
    color: var(--primary-color);
}

.service-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.service-content p {
    color: var(--text-color);
    opacity: 0.8;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.service-features span {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: var(--light-bg);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-color);
}

.service-features i {
    margin-right: 0.5rem;
    color: var(--primary-color);
}

/* Contact Section */
.contact {
    padding: 5rem 5%;
    background: var(--light-bg);
}

.contact h2 {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2.5rem;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--text-color);
    border-radius: 5px;
    font-size: 1rem;
    background: var(--body-bg);
    color: var(--text-color);
}

.form-group textarea {
    height: 150px;
    resize: vertical;
}

.cta-button,
.submit-button {
    background: var(--primary-color);
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background 0.3s ease;
}

.cta-button:hover,
.submit-button:hover {
    background: var(--secondary-color);
}

/* Notification System */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 1rem 2rem;
    border-radius: 8px;
    background: var(--card-bg);
    color: var(--text-color);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 1000;
    display: none;
    transform: translateX(120%);
    transition: transform 0.3s ease;
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    border-left: 4px solid #10B981;
}

.notification.error {
    border-left: 4px solid #EF4444;
}

/* Footer Styles */
footer {
    text-align: center;
    padding: 2rem;
    background: var(--card-bg);
    color: var(--text-color);
    margin-top: auto;
    width: 100%;
    border-top: 1px solid rgba(var(--text-color), 0.1);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }
    
    .service-card {
        padding: 1.5rem;
    }
    
    .service-features {
        justify-content: center;
    }

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

    .footer-links {
        justify-content: center;
    }

    .notification {
        left: 20px;
        right: 20px;
        transform: translateY(-120%);
    }

    .notification.show {
        transform: translateY(0);
    }
}

[data-theme="dark"] .hero {
    background: linear-gradient(135deg,
        var(--light-bg) 0%,
        rgba(96, 165, 250, 0.15) 25%,
        rgba(37, 99, 235, 0.2) 50%,
        rgba(96, 165, 250, 0.15) 75%,
        var(--light-bg) 100%);
}

[data-theme="dark"] .hero::before {
    background: 
        radial-gradient(
            circle at 0% 0%,
            rgba(96, 165, 250, 0.2) 0%,
            transparent 50%
        ),
        radial-gradient(
            circle at 100% 100%,
            rgba(37, 99, 235, 0.2) 0%,
            transparent 50%
        );
}

[data-theme="dark"] .hero::after {
    background: 
        url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%2360a5fa' fill-opacity='0.05' fill-rule='evenodd'/%3E%3C/svg%3E"),
        url("data:image/svg+xml,%3Csvg width='52' height='26' viewBox='0 0 52 26' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2360a5fa' fill-opacity='0.05'%3E%3Cpath d='M10 10c0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6h2c0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4v2c-3.314 0-6-2.686-6-6 0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6zm25.464-1.95l8.486 8.486-1.414 1.414-8.486-8.486 1.414-1.414z' /%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}