:root {
            --font-body: "Manrope", Arial, sans-serif;
            --font-display: "Cormorant Garamond", Georgia, serif;
            --background: #f3f0e9;
            --background-light: #faf8f3;
            --text: #171612;
            --text-soft: #625f58;
            --line: rgba(23, 22, 18, 0.17);
            --accent: #8c7452;
            --accent-light: #b9a484;
            --dark: #1b1a17;
            --light: #f4f0e8;
            --max-width: 1320px;
        }


        body {
            margin: 0;
            background: var(--background);
            color: var(--text);
            font-family: var(--font-body);
            font-weight: 300;
            line-height: 1.75;
            text-rendering: optimizeLegibility;
        }

            body::before {
                content: "";
                position: fixed;
                inset: 0;
                z-index: 9999;
                pointer-events: none;
                opacity: 0.12;
                background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='.16'/%3E%3C/svg%3E");
                mix-blend-mode: multiply;
            }

        img {
            display: block;
            max-width: 100%;
        }

        a {
            color: inherit;
        }

        button {
            font: inherit;
        }

        h1,
        h2,
        h3,
        blockquote {
            font-family: var(--font-display);
        }

        .contenitore {
            width: min(calc(100% - 72px), var(--max-width));
            margin: 0 auto;
        }

        .etichetta {
            margin: 0;
            color: var(--accent);
            font-size: 0.68rem;
            font-weight: 600;
            letter-spacing: 0.24em;
            text-transform: uppercase;
        }

        .linea {
            width: 100%;
            height: 1px;
            background: var(--line);
        }

        header {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 50;
        }

        .navigazione {
            min-height: 108px;
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            align-items: center;
            border-bottom: 1px solid var(--line);
        }

        .firma {
            justify-self: start;
            text-decoration: none;
            font-family: var(--font-display);
            font-size: 1.4rem;
            font-weight: 500;
            letter-spacing: 0.01em;
        }

        .titolo-pagina {
            justify-self: center;
            color: var(--text-soft);
            font-size: 0.67rem;
            font-weight: 500;
            letter-spacing: 0.22em;
            text-transform: uppercase;
        }

        .azioni-navigazione {
            justify-self: end;
            display: flex;
            align-items: center;
            gap: 34px;
        }

        .ritorno {
            position: relative;
            padding-bottom: 5px;
            text-decoration: none;
            color: var(--text-soft);
            font-size: 0.67rem;
            font-weight: 500;
            letter-spacing: 0.14em;
            text-transform: uppercase;
        }

            .ritorno::after {
                content: "";
                position: absolute;
                right: 0;
                bottom: 0;
                width: 100%;
                height: 1px;
                background: var(--accent);
                transform: scaleX(0);
                transform-origin: right;
                transition: transform 0.4s ease;
            }

            .ritorno:hover::after {
                transform: scaleX(1);
                transform-origin: left;
            }

        .selettore-lingua {
            display: flex;
            align-items: center;
            gap: 11px;
            position: relative;
        }

        .lingua {
            position: relative;
            padding: 4px 0 7px;
            border: 0;
            background: transparent;
            color: rgba(23, 22, 18, 0.38);
            cursor: pointer;
            font-size: 0.64rem;
            font-weight: 500;
            letter-spacing: 0.16em;
            text-transform: uppercase;
            transition: color 0.35s ease, opacity 0.35s ease;
        }

            .lingua::after {
                content: "";
                position: absolute;
                left: 0;
                bottom: 0;
                width: calc(100% - 0.16em);
                height: 1px;
                background: var(--accent);
                transform: scaleX(0);
                transform-origin: center;
                transition: transform 0.35s ease;
            }

            .lingua:hover {
                color: var(--text);
            }

            .lingua.attiva {
                color: var(--text);
            }

                .lingua.attiva::after {
                    transform: scaleX(1);
                }

        .separatore-lingua {
            width: 1px;
            height: 13px;
            background: var(--line);
            transform: rotate(15deg);
        }

        .hero {
            min-height: 100vh;
            display: flex;
            align-items: flex-end;
            padding: 180px 0 84px;
            position: relative;
            overflow: hidden;
        }

            .hero::after {
                content: "AV";
                position: absolute;
                right: -0.04em;
                bottom: -0.34em;
                color: rgba(23, 22, 18, 0.025);
                font-family: var(--font-display);
                font-size: clamp(18rem, 42vw, 42rem);
                line-height: 1;
                pointer-events: none;
            }

        .hero-layout {
            width: 100%;
            display: block;
            position: relative;
            z-index: 1;
        }

        .hero-indice {
            padding-bottom: 14px;
        }

            .hero-indice span {
                display: block;
                margin-top: 18px;
                color: var(--text-soft);
                font-size: 0.78rem;
                letter-spacing: 0.05em;
            }

        .hero-contenuto {
            max-width: 1050px;
            margin: 0 auto;
        }

        .hero h1 {
            margin: 0;
            max-width: 1000px;
            font-size: clamp(5rem, 10.4vw, 10.5rem);
            font-weight: 400;
            letter-spacing: -0.055em;
            line-height: 0.77;
        }

            .hero h1 em {
                display: block;
                margin-left: 14%;
                color: var(--accent);
                font-weight: 400;
            }

        .hero-introduzione {
            max-width: 620px;
            margin: 64px auto 0;
            color: var(--text-soft);
            font-size: 1rem;
            line-height: 1.9;
        }

            .hero-introduzione::before {
                content: "";
                display: block;
                width: 72px;
                height: 1px;
                margin-bottom: 28px;
                background: var(--accent);
            }

        .sezione {
            padding: 150px 0;
        }

        .intestazione-sezione {
            display: grid;
            grid-template-columns: 0.35fr 1.65fr;
            gap: 70px;
            margin-bottom: 92px;
        }

        .numero-sezione {
            color: var(--text-soft);
            font-family: var(--font-display);
            font-size: 1.35rem;
            font-style: italic;
        }

        .titolo-sezione h2 {
            margin: 0;
            max-width: 820px;
            font-size: clamp(3.4rem, 6vw, 6.3rem);
            font-weight: 400;
            letter-spacing: -0.04em;
            line-height: 0.95;
        }

        .titolo-sezione p {
            max-width: 570px;
            margin: 34px 0 0;
            color: var(--text-soft);
        }

        .libro {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: clamp(70px, 9vw, 150px);
            align-items: center;
        }

        .copertina-area {
            position: relative;
            padding-left: 12%;
        }

        .copertina-numero {
            position: absolute;
            top: 9%;
            left: 0;
            color: var(--accent);
            font-family: var(--font-display);
            font-size: clamp(4rem, 8vw, 8rem);
            font-style: italic;
            line-height: 1;
            z-index: 2;
        }

        .copertina {
            position: relative;
            max-width: 440px;
            margin-left: auto;
        }

            .copertina::before {
                content: "";
                position: absolute;
                inset: 22px -22px -22px 22px;
                border: 1px solid var(--accent);
                opacity: 0.32;
                z-index: -1;
            }

            .copertina img {
                width: 100%;
                aspect-ratio: 2 / 3;
                object-fit: cover;
                background: #d8d4cb;
                box-shadow: 0 32px 80px rgba(40, 34, 24, 0.14);
                transition: transform 0.8s cubic-bezier(0.2, 0.7, 0.2, 1), box-shadow 0.8s ease;
            }

            .copertina:hover img {
                transform: translateY(-8px);
                box-shadow: 0 42px 100px rgba(40, 34, 24, 0.19);
            }


        .book-language-note {
            position: absolute;
            top: 18px;
            right: -24px;
            z-index: 4;
            display: none;
            color: #b3261e;
            font-family: var(--font-display);
            font-size: clamp(1rem, 1.55vw, 1.35rem);
            font-weight: 600;
            font-style: italic;
            letter-spacing: 0.015em;
            line-height: 1.05;
            white-space: nowrap;
            transform: rotate(11deg);
            transform-origin: center;
            text-shadow: 0 1px 2px rgba(255, 255, 255, 0.85);
            pointer-events: none;
        }

        html[lang="en"] .book-language-note {
            display: block;
        }

        .contenuto-libro {
            max-width: 640px;
        }

            .contenuto-libro h3 {
                margin: 22px 0 0;
                font-size: clamp(3rem, 5.6vw, 5.8rem);
                font-weight: 400;
                letter-spacing: -0.04em;
                line-height: 0.94;
            }

        .metadati {
            display: block;
            max-width: 620px;
            margin: 34px 0 0;
            color: var(--text-soft);
            font-size: 0.84rem;
            line-height: 1.8;
            letter-spacing: 0.035em;
            text-transform: none;
        }

        .descrizione-libro {
            margin-top: 54px;
            color: var(--text-soft);
            font-size: 1rem;
            line-height: 1.95;
            text-align: justify;
        }

            .descrizione-libro p {
                margin: 0 0 24px;
            }

        .azioni {
            display: flex;
            flex-wrap: wrap;
            gap: 34px;
            margin-top: 48px;
        }

        .azione {
            position: relative;
            padding-bottom: 7px;
            text-decoration: none;
            color: var(--text);
            font-size: 0.74rem;
            font-weight: 500;
            letter-spacing: 0.15em;
            text-transform: uppercase;
        }

            .azione::after {
                content: "";
                position: absolute;
                bottom: 0;
                left: 0;
                width: 100%;
                height: 1px;
                background: var(--accent);
                transform-origin: left;
                transition: transform 0.35s ease;
            }

            .azione:hover::after {
                transform: scaleX(0.45);
            }

        .purchase-options {
            position: relative;
            align-self: flex-start;
            width: 230px;
            max-width: 100%;
            z-index: 5;
        }

        .purchase-options summary {
            display: flex;
            width: fit-content;
            align-items: center;
            gap: 12px;
            list-style: none;
            cursor: pointer;
        }

        .purchase-options summary::-webkit-details-marker { display: none; }
        .purchase-chevron { transition: transform 0.2s ease; }
        .purchase-options[open] .purchase-chevron { transform: rotate(180deg); }

        .purchase-links {
            position: absolute;
            top: 100%;
            right: 0;
            width: 230px;
            margin: 0;
            padding: 12px 8px 8px;
            list-style: none;
            background: var(--background-light);
            border: 1px solid var(--line);
            box-shadow: 0 14px 30px rgba(23, 22, 18, 0.12);
        }

        .purchase-links a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: 46px;
            padding: 10px 14px;
            color: var(--text);
            font-size: 0.75rem;
            font-weight: 500;
            letter-spacing: 0.1em;
            text-transform: uppercase;
            text-decoration: none;
            transition: background 0.2s ease;
        }

        .purchase-links a:hover,
        .purchase-links a:focus-visible { background: var(--background); }
        .purchase-links a span { color: var(--accent); }

        @media (max-width: 650px) {
            .purchase-links {
                position: static;
                width: min(230px, calc(100vw - 72px));
                margin-top: 12px;
            }
        }

        .manifesto {
            padding: 170px 0;
            background: var(--dark);
            color: var(--light);
        }

        .manifesto-layout {
            display: grid;
            grid-template-columns: 0.45fr 1.55fr;
            gap: 80px;
        }

        .manifesto .etichetta {
            color: var(--accent-light);
        }

        .manifesto blockquote {
            margin: 0;
            max-width: 940px;
            font-size: clamp(3rem, 5.7vw, 6rem);
            font-weight: 400;
            letter-spacing: -0.04em;
            line-height: 1.02;
        }

            .manifesto blockquote em {
                color: var(--accent-light);
                font-weight: 400;
            }

        .manifesto-autore {
            margin-top: 52px;
            color: rgba(244, 240, 232, 0.58);
            font-size: 0.74rem;
            letter-spacing: 0.15em;
            text-transform: uppercase;
        }

        .interessi {
            padding: 160px 0;
            background: var(--background-light);
        }

        .lista-interessi {
            border-top: 1px solid var(--line);
        }

        .interesse {
            display: grid;
            grid-template-columns: 0.25fr 0.75fr 1fr;
            gap: 40px;
            align-items: center;
            min-height: 170px;
            border-bottom: 1px solid var(--line);
            transition: padding-left 0.45s ease, background 0.45s ease;
        }

            .interesse:hover {
                padding-left: 24px;
                background: rgba(140, 116, 82, 0.035);
            }

        .interesse-numero {
            color: var(--accent);
            font-family: var(--font-display);
            font-size: 1.4rem;
            font-style: italic;
        }

        .interesse h3 {
            margin: 0;
            font-size: clamp(2rem, 3vw, 3.2rem);
            font-weight: 400;
            letter-spacing: -0.025em;
        }

        .interesse p {
            max-width: 490px;
            margin: 0;
            color: var(--text-soft);
            font-size: 0.94rem;
        }

        .prospettiva {
            padding: 170px 0;
        }

        .prospettiva-layout {
            display: grid;
            grid-template-columns: 0.75fr 1.25fr;
            gap: clamp(70px, 10vw, 160px);
            align-items: start;
        }

        .prospettiva-titolo {
            position: sticky;
            top: 80px;
        }

        .prospettiva h2 {
            margin: 28px 0 0;
            font-size: clamp(3.4rem, 5.6vw, 5.8rem);
            font-weight: 400;
            letter-spacing: -0.045em;
            line-height: 0.98;
        }

        .prospettiva-testo {
            color: var(--text-soft);
            font-family: var(--font-display);
            font-size: clamp(1.5rem, 2.3vw, 2.15rem);
            line-height: 1.55;
            text-align:justify;
        }

            .prospettiva-testo p {
                margin: 0 0 42px;
            }

                .prospettiva-testo p:first-child::first-letter {
                    float: left;
                    margin: 9px 12px 0 0;
                    color: var(--accent);
                    font-size: 5.2rem;
                    line-height: 0.72;
                }

        .estratto {
            padding: 170px 0;
            background: #ded8cd;
        }

        .estratto-layout {
            display: grid;
            grid-template-columns: 0.4fr 1.6fr;
            gap: 80px;
        }

        .estratto blockquote {
            margin: 0;
            max-width: 880px;
            font-size: clamp(1.6rem, 2.6vw, 2.8rem);
            font-weight: 400;
            font-style: italic;
            letter-spacing: -0.035em;
            line-height: 1.08;
        }

        .estratto-fonte {
            margin-top: 48px;
            color: var(--text-soft);
            font-size: 0.72rem;
            letter-spacing: 0.16em;
            text-transform: uppercase;
        }

        footer {
            padding: 46px 0;
            background: var(--dark);
            color: rgba(244, 240, 232, 0.58);
        }

        .footer-contenuto {
            display: flex;
            justify-content: space-between;
            gap: 40px;
            font-size: 0.67rem;
            letter-spacing: 0.12em;
            text-transform: uppercase;
        }

            .footer-contenuto a {
                text-decoration: none;
                color: var(--light);
            }

        .js-animations .apparizione {
            opacity: 0;
            transform: translateY(32px);
            transition: opacity 0.9s ease, transform 0.9s cubic-bezier(0.2, 0.7, 0.2, 1);
        }

            .apparizione.visibile {
                opacity: 1;
                transform: translateY(0);
            }

        @media (max-width: 960px) {
            .contenitore {
                width: min(calc(100% - 40px), var(--max-width));
            }

            .navigazione {
                grid-template-columns: 1fr auto;
            }

            .titolo-pagina {
                display: none;
            }

            .azioni-navigazione {
                gap: 24px;
            }

            .hero-layout,
            .intestazione-sezione,
            .manifesto-layout,
            .estratto-layout {
                grid-template-columns: 1fr;
            }

            .hero-indice,
            .numero-sezione {
                display: none;
            }

            .hero h1 em {
                margin-left: 0;
            }

            .hero-introduzione {
                margin-left: 0;
            }

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

            .copertina-area {
                max-width: 520px;
                padding-left: 10%;
            }

            .contenuto-libro {
                margin-left: 12%;
            }

            .interesse {
                grid-template-columns: 0.2fr 0.8fr;
                padding: 32px 0;
            }

                .interesse p {
                    grid-column: 2;
                }

            .prospettiva-layout {
                grid-template-columns: 1fr;
            }

            .prospettiva-titolo {
                position: static;
            }
        }

        @media (max-width: 650px) {
            .contenitore {
                width: min(calc(100% - 28px), var(--max-width));
            }

            .navigazione {
                min-height: 88px;
            }

            .firma {
                font-size: 1.13rem;
            }

            .ritorno {
                display: none;
            }

            .azioni-navigazione {
                gap: 0;
            }

            .lingua {
                font-size: 0.61rem;
            }

            .hero {
                min-height: 88vh;
                padding: 140px 0 58px;
            }

                .hero h1 {
                    font-size: clamp(4.2rem, 22vw, 6.2rem);
                }

            .hero-introduzione {
                margin-top: 48px;
            }

            .sezione,
            .interessi,
            .prospettiva,
            .estratto,
            .manifesto {
                padding: 100px 0;
            }

            .intestazione-sezione {
                margin-bottom: 62px;
            }

            .copertina-area {
                max-width: 360px;
                padding-left: 8%;
            }

            .contenuto-libro {
                margin-left: 0;
            }

            .book-language-note {
                top: 14px;
                right: -16px;
                font-size: 1rem;
                transform: rotate(9deg);
            }

            .contenuto-libro h3 {
                font-size: 3.4rem;
            }

            .interesse {
                grid-template-columns: 42px 1fr;
                gap: 14px;
            }

            .footer-contenuto {
                flex-direction: column;
            }
        }