@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=Lato:wght@300;400;700&display=swap');

:root {
    --primary: #7d1c2b;       /* Rosso Bordeaux / Cardinal / "Rosso Roma" */
    --primary-dark: #4a0d17;  
    --surface: #ffffff;       /* Bianco puro */
    --surface-alt: #fdfcf8;   /* Avorio / Beige leggerissimo per spezzare */
    --accent: #cfa861;        /* Oro Antico / Foglia d'oro */
    --accent-dark: #a38245;   
    --text-primary: #2a2825;  /* Carbone caldo e morbido */
    --text-body: #4a4a4a;     /* Grigio classico ben leggibile */
    --text-muted: #888888;
    --border: #e6e2d8;        /* Grigio/Beige per i separatori */
    --transition: all 0.4s ease;
}

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

body {
    font-family: 'Lato', sans-serif;
    background-color: var(--surface);
    color: var(--text-body);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
}

p {
    text-align: justify;
}

/* Tipografia Classica ed Istituzionale */
h1, h2, h3, h4, h5, h6, .brand, .timeline-date {
    font-family: 'Playfair Display', serif;
    color: var(--primary);
    font-weight: 600;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

/* HEADER - Molto pulito e arioso */
header {
    background-color: var(--surface);
    border-bottom: 4px solid var(--primary); /* Striscia rossa spessa in alto o sotto nav */
    padding: 1.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner { display: flex; justify-content: space-between; align-items: center; }

.brand a { text-decoration: none; color: inherit; }
.brand h1 {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--primary);
    text-transform: uppercase;
}

.brand-logo { 
    color: var(--accent); 
    font-size: 2.2rem; 
    line-height: 1;
    font-style: italic;
    border-right: 1px solid var(--border);
    padding-right: 15px;
}

.brand p {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 400;
    margin-top: 2px;
    font-family: 'Lato', sans-serif;
}

/* NAV - Spaziatura generosa, font rigoroso */
.desktop-nav { display: flex; gap: 2.5rem; align-items: center; }

.desktop-nav a {
    text-decoration: none;
    color: var(--text-primary);
    font-family: 'Lato', sans-serif;
    font-weight: 400;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    padding-bottom: 5px;
    border-bottom: 2px solid transparent;
}

.desktop-nav a:hover, .desktop-nav a.active { 
    color: var(--primary); 
    border-bottom: 2px solid var(--accent); 
}

/* MOBILE MENU */
.menu-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; z-index: 1001; }
.menu-toggle span { width: 30px; height: 2px; background-color: var(--primary); transition: var(--transition); }

@media (max-width: 900px) {
    .menu-toggle { display: flex; }
    .desktop-nav {
        display: none; flex-direction: column; position: absolute; top: 100%; left: 0; width: 100%;
        background: var(--surface); padding: 1.5rem 2rem; border-top: 1px solid var(--border);
        box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
    }
    .desktop-nav.active { display: flex; }
    .desktop-nav a { padding: 1rem 0; width: 100%; border-bottom: 1px solid var(--border); }
    .desktop-nav a:hover, .desktop-nav a.active { border-bottom: 1px solid var(--accent); }
}

/* HERO SECTION - Formale, con Immagine Architettonica / Classica in background scuro */
.hero {
    background-color: var(--primary-dark);
    background-image: linear-gradient(rgba(74, 13, 23, 0.7), rgba(74, 13, 23, 0.9)), url('../assets/istituzionale_bw.png');
    background-size: cover; background-position: center;
    color: var(--surface);
    text-align: center;
    padding: 10rem 2rem;
    position: relative;
    border-bottom: 5px solid var(--accent);
}

.hero h2 { 
    font-size: 3.5rem; 
    font-weight: 600; 
    margin-bottom: 1.5rem; 
    line-height: 1.2; 
    color: var(--accent);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero p { 
    font-size: 1.25rem; 
    color: var(--surface-alt); 
    max-width: 850px; 
    margin: 0 auto; 
    font-family: 'Lato', sans-serif; 
    font-weight: 300;
    line-height: 1.8; 
}

/* PAGE HEADERS (Pagine Interne) */
.page-header { background-color: var(--surface-alt); border-bottom: 1px solid var(--border); color: var(--primary); padding: 6rem 0; text-align: center; }
.page-header h1 { font-size: 3rem; font-weight: 600; letter-spacing: 0.5px; margin-bottom: 1rem; }
.page-header p { font-size: 1.15rem; color: var(--text-body); max-width: 700px; margin: 0 auto; font-family: 'Lato', sans-serif; font-style: italic; text-align: center !important; }

/* BOTTONI - Stile Squadrato Museale */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    background-color: var(--primary); color: var(--surface);
    padding: 0.9rem 2.5rem; text-decoration: none; font-weight: 400; 
    font-family: 'Lato', sans-serif; font-size: 0.95rem; text-transform: uppercase; letter-spacing: 2px;
    border: 1px solid var(--primary); border-radius: 0; transition: var(--transition); cursor: pointer;
}
.btn:hover { background-color: var(--surface); color: var(--primary); border-color: var(--primary); }

/* SECTIONS */
section { padding: 6rem 0; }
.section-title { 
    text-align: center; font-size: 2.5rem; margin-bottom: 4rem; 
    font-weight: 600; color: var(--primary); position: relative; 
}
.section-title::after {
    content: '';
    display: block;
    width: 50px;
    height: 2px;
    background: var(--accent);
    margin: 1.5rem auto 0;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 3rem; }

/* CARDS - Molto sobrie, niente "glassmorphism", solo bordi sottili e background pulito */
.card {
    background: var(--surface); padding: 3rem 2.5rem; 
    border: 1px solid var(--border); border-top: 4px solid var(--primary);
    transition: var(--transition); height: 100%;
}
.card:hover { box-shadow: 0 15px 30px rgba(0,0,0,0.06); transform: translateY(-3px); }
.card h3 { color: var(--primary); margin-bottom: 1.2rem; font-size: 1.4rem; font-weight: 600; }
.card p { color: var(--text-body); font-size: 1rem; }

/* BIOS / CHI SIAMO - Elenco austero e formale */
.author-box {
    margin-bottom: 1.5rem; padding: 2.5rem 2rem; background: var(--surface-alt); 
    border: 1px solid var(--border); border-left: 3px solid var(--accent); 
    display: flex; gap: 2.5rem; align-items: flex-start;
    transition: var(--transition);
}
.author-box:hover { background-color: var(--surface); box-shadow: 0 5px 15px rgba(0,0,0,0.04); }
.author-icon { 
    width: 90px; height: 90px; background: var(--surface); color: var(--primary); 
    border: 1px solid var(--border); display: flex; justify-content: center; align-items: center; 
    font-size: 1.5rem; font-weight: 600; flex-shrink: 0; font-family: 'Playfair Display', serif;
    border-radius: 50%; overflow: hidden;
}
.author-icon img { width: 100%; height: 100%; object-fit: cover; }
.author-info { flex: 1; }
.author-info h4 { font-size: 1.5rem; font-weight: 600; margin-bottom: 0.3rem; color: var(--primary); }
.author-info h5 { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 0.8rem; font-weight: 400; text-transform: uppercase; letter-spacing: 1px; font-family: 'Lato', sans-serif;}
.author-info p { font-size: 1rem; color: var(--text-body); margin: 0; line-height: 1.8; }

/* EVENTS TIMELINE */
.timeline { border-left: 1px solid var(--border); padding-left: 2.5rem; margin-left: 1rem; display: flex; flex-direction: column; gap: 3rem; }
.timeline-item { position: relative; }
.timeline-item::before { 
    content: ''; position: absolute; left: -2.85rem; top: 0.3rem; 
    width: 0.7rem; height: 0.7rem; background: var(--accent); border-radius: 50%; 
}
.timeline-date { font-weight: 700; color: var(--accent); font-size: 0.85rem; text-transform: uppercase; margin-bottom: 0.8rem; letter-spacing: 1px; font-family: 'Lato', sans-serif; }
.timeline-item h3 { font-size: 1.35rem; margin-bottom: 0.5rem; }

/* FOOTER */
footer { 
    background: var(--primary-dark); border-top: 3px solid var(--accent); 
    color: var(--surface-alt); text-align: center; padding: 5rem 0; margin-top: 4rem; 
}
.footer-logo { font-size: 1.8rem; font-weight: 600; color: var(--accent); margin-bottom: 0.5rem; font-family: 'Playfair Display', serif; }

@media (max-width: 900px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; gap: 2rem; }
    .hero { padding: 6rem 1.5rem; }
    .hero h2 { font-size: 2.5rem; }
    .author-box { flex-direction: column; text-align: left; gap: 1.5rem; }
}