/* --- 1. VARIABILI & RESET --- */
:root {
    --col-forest: #1B3022;
    --col-gold: #C5A059;
    --col-cream: #F9F9F7;
    --col-white: #ffffff;
    --col-text: #4A5568;
    
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Lato', sans-serif;
    
    --container-width: 1300px;
    --header-height: 100px;
    --section-spacing: 120px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    background-color: var(--col-cream);
    color: var(--col-text);
    font-family: var(--font-sans);
    line-height: 1.8;
    font-size: 19px;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: var(--font-serif);
    color: var(--col-forest);
    line-height: 1.1;
    margin-bottom: 25px;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 3rem; }
h3 { font-size: 2.2rem; }

p { margin-bottom: 25px; max-width: 800px; }
a { text-decoration: none; color: inherit; transition: 0.3s ease; }
ul { list-style: none; }

img { 
    max-width: 100%; 
    display: block; 
    border-radius: 12px;
}

/* STILE PER LE PARTI FONDAMENTALI DEL TESTO (Sottolineatura) */
strong {
    font-weight: 700;
    color: var(--col-forest);
    border-bottom: 2px solid var(--col-gold);
}

/* --- 2. LAYOUT --- */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 30px;
}

/* SAFE AREA MOBILE - GLOBALE */
@media (max-width: 768px) {
    .container {
        padding-left: 20px;
        padding-right: 20px;
    }
}

.section { padding: var(--section-spacing) 0; }
.section-alt {
    padding: var(--section-spacing) 0;
    background-color: var(--col-forest);
    color: rgba(255, 255, 255, 0.9);
}
.section-alt h1, .section-alt h2, .section-alt h3 { color: #fff; }
.section-alt strong { color: #fff; border-bottom-color: var(--col-gold); }

.text-center { text-align: center; }

/* --- 3. HEADER --- */
header {
    position: fixed; top: 0; left: 0; width: 100%;
    height: var(--header-height);
    background: rgba(249, 249, 247, 0.98);
    z-index: 1000;
    border-bottom: 1px solid rgba(27, 48, 34, 0.05);
    display: flex; align-items: center;
}

header .container {
    display: flex; justify-content: space-between; align-items: center; width: 100%; position: relative;
}

.logo h1 { font-size: 2rem; margin: 0; text-transform: uppercase; color: var(--col-forest); letter-spacing: 1px; }
.logo span { font-family: var(--font-sans); font-size: 0.85rem; letter-spacing: 3px; color: var(--col-gold); display: block; }

/* Desktop Nav - MENU INGRANDITO E INDICATORE PAGINA */
.desktop-nav { display: flex; gap: 40px; }

.nav-link {
    text-transform: uppercase; 
    font-size: 1.1rem;
    letter-spacing: 2px; 
    font-weight: 700; 
    color: #999;
    padding-bottom: 5px;
    position: relative;
}

.nav-link:hover { color: var(--col-forest); }

.nav-link.active { 
    color: var(--col-forest); 
    border-bottom: 2px solid var(--col-gold);
}

/* --- 4. MOBILE MENU (TENDINA) --- */
.menu-toggle { display: none; background: none; border: none; cursor: pointer; }

#mobile-menu {
    position: absolute; 
    top: 100%; left: 0; width: 100%;
    background: var(--col-cream);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
    padding: 0;
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.5s ease-in-out;
    display: flex; flex-direction: column;
}

#mobile-menu.open { max-height: 300px; }

#mobile-menu a {
    padding: 20px 40px;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--col-forest);
}

#mobile-menu a:hover { background: rgba(0,0,0,0.02); color: var(--col-gold); }
#mobile-menu a.active { color: var(--col-gold); font-style: italic; background: rgba(0,0,0,0.03); }

/* --- 5. FOOTER --- */
footer {
    background: var(--col-forest);
    color: #fff;
    padding: 70px 20px;
    text-align: center;
    display: flex; justify-content: center; align-items: center;
}

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

.footer-brand { font-family: var(--font-serif); font-size: 2.2rem; display: block; margin-bottom: 10px; }
.footer-sub { font-family: var(--font-sans); font-size: 1.1rem; letter-spacing: 3px; color: var(--col-gold); text-transform: uppercase; display: block; margin-bottom: 30px; }
.footer-copy { font-size: 1rem; opacity: 0.8; font-weight: 300; }

/* --- UTILS --- */
.btn-primary {
    display: inline-block; padding: 18px 45px;
    background-color: var(--col-forest); color: #fff;
    text-transform: uppercase; letter-spacing: 2px; font-weight: 700;
    transition: 0.3s; border: 1px solid var(--col-forest); cursor: pointer;
}
.btn-primary:hover { background-color: var(--col-gold); border-color: var(--col-gold); }

.reveal { opacity: 0; transform: translateY(30px); transition: 0.8s ease; }
.reveal.active { opacity: 1; transform: translateY(0); }
.hover-lift { transition: transform 0.3s; }
.hover-lift:hover { transform: translateY(-5px); }

@media (max-width: 900px) {
    .desktop-nav { display: none; }
    .menu-toggle { display: block; }
    h1 { font-size: 2.8rem; }
    h2 { font-size: 2.2rem; }
}