:root {
    --syn-bg-main: #0F172A; /* Blu Ardesia Scuro Profondo */
    --syn-bg-secondary: #1E293B; /* Blu Ardesia Scuro */
    --syn-bg-accent: #334155; /* Blu Ardesia Medio */
    --syn-text-main: #F1F5F9; /* Grigio Molto Chiaro/Quasi Bianco */
    --syn-text-secondary: #CBD5E1; /* Grigio Ardesia Chiaro */
    --syn-primary: #22C55E; /* Verde Brillante SyntData */
    --syn-primary-rgb: 34, 197, 94; /* RGB for glow effect */
    --syn-primary-darker: #16A34A; /* Verde Scuro SyntData */
    --syn-secondary: #F97316; /* Arancio Vibrante */
    --syn-secondary-darker: #EA580C; /* Arancio Scuro */
    --syn-icon-bg: #475569; /* Blu Ardesia Accento Scuro */
    --syn-white: #FFFFFF;
    --syn-border: #475569; /* Blu Ardesia Accento Scuro */
    --syn-form-input-bg: #1E293B;
    --syn-form-input-border: #475569;
    --font-serif: 'Lora', serif;
    --font-sans: 'Inter', sans-serif;
}

body {
    font-family: var(--font-sans);
    background-color: var(--syn-bg-main);
    color: var(--syn-text-main);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6, .font-lora {
    font-family: var(--font-serif);
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.25rem; /* 36px */
    line-height: 2.5rem; /* 40px */
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem; /* 48px */
    color: var(--syn-text-main);
}

@media (min-width: 768px) {
    .section-title {
        font-size: 3rem; /* 48px */
        line-height: 1;
        margin-bottom: 4rem; /* 64px */
    }
}

.nav-link {
    position: relative;
    color: var(--syn-text-main);
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--syn-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--syn-primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.dark-hero-gradient {
    /* Modifica per aggiungere l'immagine di sfondo con filtro */
    background-image: linear-gradient(rgba(15, 23, 42, 0.75), rgba(15, 23, 42, 0.75)), url('../Header.jpg'); /* Adjusted path */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    /* Fallback nel caso l'immagine non carichi, mantenendo un aspetto scuro */
    background-color: var(--syn-bg-main); 
}

.section-divider {
    width: 120px; 
    height: 20px; 
    margin: 2rem auto; 
}

.card { /* Style for smaller service cards */
    background-color: var(--syn-bg-accent);
    border-radius: 0.5rem; 
    padding: 1.5rem; 
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    transition: all 0.3s ease-in-out;
    border: 1px solid var(--syn-border);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 0 15px 2px rgba(var(--syn-primary-rgb), 0.6),
                0 0 25px 8px rgba(var(--syn-primary-rgb), 0.4),
                0 10px 20px -5px rgba(0,0,0,0.2);
    border-color: rgba(var(--syn-primary-rgb), 0.7);
}
.card-title { /* For h3 inside cards */
    font-family: var(--font-serif);
    color: var(--syn-text-main);
}

.main-service-card { /* Style for the large ImpresaFutura card */
    background-color: var(--syn-bg-secondary); 
    border-radius: 0.75rem; 
    padding: 2rem; 
    box-shadow: 0 20px 25px -5px rgba(0,0,0,0.1), 0 10px 10px -5px rgba(0,0,0,0.04); 
    border: 1px solid var(--syn-primary); 
}
.main-service-card .card-title { /* For h3 inside the main card */
    color: var(--syn-primary); 
    text-shadow: 0 0 5px rgba(var(--syn-primary-rgb), 0.5);
}

/* Stili per le card dell'approccio integrato */
.approccio-card {
    background-color: var(--syn-bg-accent);
    border: 1px solid var(--syn-border);
    border-radius: 0.5rem;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease-in-out;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}
.approccio-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 0 15px 2px rgba(var(--syn-primary-rgb), 0.5);
    border-color: rgba(var(--syn-primary-rgb), 0.7);
}
.icon-container-approccio {
    background-color: var(--syn-icon-bg);
    color: var(--syn-primary);
    width: 4rem; /* 64px */
    height: 4rem; /* 64px */
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}
.approccio-card:hover .icon-container-approccio {
    background-color: var(--syn-primary);
    color: var(--syn-white);
}
.approccio-card-title {
    font-family: var(--font-serif);
    font-size: 1.25rem; /* 20px */
    font-weight: 600;
    color: var(--syn-text-main);
    margin-bottom: 0.5rem;
}
.approccio-card-text {
    color: var(--syn-text-secondary);
    font-size: 0.875rem; /* 14px */
    line-height: 1.5;
    flex-grow: 1;
}


.form-input {
    width: 100%;
    background-color: var(--syn-form-input-bg);
    border: 1px solid var(--syn-form-input-border);
    border-radius: 0.375rem; 
    padding: 0.75rem; 
    color: var(--syn-text-main);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.form-input:focus {
    border-color: var(--syn-primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(var(--syn-primary-rgb), 0.3);
}
.form-input::placeholder {
    color: rgba(203, 213, 225, 0.7);
}

/* Modal Styles */
.modal {
    background-color: rgba(15, 23, 42, 0.8); /* --syn-bg-main with opacity for backdrop */
    backdrop-filter: blur(5px);
}
.modal-content {
    background-color: var(--syn-bg-secondary);
    border: 1px solid var(--syn-border);
    box-shadow: 0 0 25px rgba(var(--syn-primary-rgb), 0.3), 0 0 40px rgba(var(--syn-primary-rgb), 0.2); /* Primary glow */
    max-height: 90vh; /* Ensure modal content is scrollable if too long */
}
.modal-glow-title {
    color: var(--syn-primary);
    text-shadow: 0 0 8px rgba(var(--syn-primary-rgb), 0.7), 0 0 12px rgba(var(--syn-primary-rgb), 0.5);
}
.modal-section-title { /* Specific for titles within modal body */
    color: var(--syn-primary);
    font-family: var(--font-serif);
    font-weight: 600;
    margin-top: 1.5rem; /* space above section title */
    margin-bottom: 0.75rem; /* space below section title */
    font-size: 1.25rem; /* text-xl */
    border-bottom: 1px solid var(--syn-border);
    padding-bottom: 0.5rem;
}
.modal-benefit-item::before { /* For bullet points in benefits */
    content: '✓';
    color: var(--syn-primary);
    margin-right: 0.75rem; /* Increased space for better readability */
    font-weight: bold;
}

/* Fade-in animation */
.fade-in-section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}
.fade-in-section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Back to top button */
#backToTopBtn {
    background-color: var(--syn-primary);
    color: var(--syn-white);
    transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
}
#backToTopBtn:hover {
    background-color: var(--syn-primary-darker);
    transform: scale(1.1);
}
/* chatbot  */
#egemon-chatbot-container {
    width: 100%; /* Occupa tutta la larghezza del suo parent */
    /* Rimuovi max-width: 800px; */ 
    min-height: 600px; /* Altezza minima consigliata */
    height: 75vh; /* O un'altezza che preferisci, es. 70vh, 80vh */
    /* Rimuovi margin-left: auto; e margin-right: auto; se il parent lo centra già */
    border: 1px solid var(--syn-border); 
    border-radius: 0.5rem; 
    overflow: hidden; 
    box-shadow: 0 10px 25px -5px rgba(0,0,0,0.2), 0 8px 10px -6px rgba(0,0,0,0.2); 
    display: flex; 
    flex-direction: column; 
}

flowise-fullchatbot {
    display: block; 
    width: 100%;
    height: 100%; 
    flex-grow: 1; 
    overflow-y: hidden; 
}

/* Stile per i bottoni del footer */
.footer-button {
    display: inline-block;
    background-color: var(--syn-bg-accent);
    color: var(--syn-text-secondary);
    font-weight: 500;
    padding: 0.6rem 1.2rem;
    border-radius: 0.375rem; /* 6px */
    border: 1px solid var(--syn-border);
    transition: all 0.3s ease;
    text-decoration: none;
}

.footer-button:hover {
    background-color: var(--syn-primary);
    color: var(--syn-white);
    border-color: var(--syn-primary-darker);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(var(--syn-primary-rgb), 0.3);
}

#4fasi img {
    max-height: 90vh;
    object-fit: contain;
    margin-left: auto;
    margin-right: auto;
}