:root{
  --banana:#f6c634;
  --banana-deep:#e9a800;
  --banana-soft:#fff4cc;
  --ink:#1c1a17;
  --ink-soft:#4a463f;
  --muted:#7a746a;
  --paper:#fffdf7;
  --card:#ffffff;
  --line:#ece6d6;
  --accent:#c2410c;
  --shadow:0 30px 60px -20px rgba(60,40,0,.35),0 12px 24px -12px rgba(60,40,0,.25);
  --maxw:1120px;
  --read:720px;
  --sans:"Montserrat",system-ui,-apple-system,"Segoe UI",sans-serif;
  --serif:"Source Serif 4",Georgia,"Times New Roman",serif;
  --hand:"Permanent Marker","Comic Sans MS",cursive;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --ink:#f3efe6;--ink-soft:#d6d0c4;--muted:#a69f92;--paper:#15130f;--card:#1e1b16;--line:#2f2a22;--banana-soft:#2a2410;--accent:#fb923c;
  }
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .formula span{background:var(--banana);color:#1c1a17;border-radius:3px}}
:root[data-theme="dark"]{--ink:#f3efe6;--ink-soft:#d6d0c4;--muted:#a69f92;--paper:#15130f;--card:#1e1b16;--line:#2f2a22;--banana-soft:#2a2410;--accent:#fb923c}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--serif);font-size:19px;line-height:1.65;overflow-x:hidden}
a{color:inherit}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
@media (max-width:640px){.wrap{padding:0 16px}body{font-size:17.5px}}

/* barra in alto */
.top{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;gap:16px}
.brand{font-family:var(--sans);font-weight:800;letter-spacing:.06em;text-decoration:none;font-size:15px;white-space:nowrap}
.brand .hand{font-family:var(--hand);font-weight:400;letter-spacing:0;font-size:20px;margin-left:6px;color:var(--banana-deep)}
.nav{display:flex;gap:18px;font-family:var(--sans);font-size:14px;font-weight:600}
.nav a{text-decoration:none;color:var(--ink-soft)}
.nav a.btn-primary{color:var(--banana)}
.nav a:not(.btn):hover,.nav a[aria-current]{color:var(--ink);text-decoration:underline;text-decoration-color:var(--banana);text-decoration-thickness:3px;text-underline-offset:6px}
@media (max-width:760px){.nav .opt{display:none}}
@media (max-width:400px){.brand .hand{display:none}}

/* bottoni */
.btn{display:inline-flex;white-space:nowrap;align-items:center;justify-content:center;gap:10px;font-family:var(--sans);font-weight:800;letter-spacing:.08em;text-transform:uppercase;font-size:15px;text-decoration:none;border-radius:999px;padding:16px 30px;border:2px solid var(--ink);transition:transform .15s ease,box-shadow .15s ease;cursor:pointer}
.btn-primary{background:var(--ink);color:var(--banana);box-shadow:0 6px 0 var(--banana-deep)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 0 var(--banana-deep)}
.btn-ghost{background:transparent;color:var(--ink)}
.btn-ghost:hover{background:var(--banana-soft)}
.btn-small{padding:10px 18px;font-size:13px}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .btn-primary{background:var(--banana);color:#1c1a17;border-color:var(--banana)}}

/* hero */
.hero{position:relative;padding:72px 0 88px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:auto -10% -40% 40%;height:120%;background:radial-gradient(closest-side,var(--banana) 0%,transparent 70%);opacity:.35;z-index:-1}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.kicker{font-family:var(--sans);font-weight:700;font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin:0 0 18px}
.hero h1{margin:0;line-height:.9}
.hero h1 .hand{display:block;font-family:var(--hand);font-weight:400;font-size:clamp(84px,13vw,168px);color:var(--ink);transform:rotate(-4deg);transform-origin:left bottom;margin-bottom:18px}
.hero h1 .sub{display:block;font-family:var(--sans);font-weight:800;font-size:clamp(22px,3vw,32px);letter-spacing:.01em;line-height:1.2}
.formula{font-family:var(--sans);font-weight:600;font-size:clamp(17px,2vw,20px);margin:22px 0 0;color:var(--ink-soft)}
.formula span{background:linear-gradient(transparent 60%,var(--banana) 60%);padding:0 2px}
.lead{font-size:clamp(19px,2.2vw,22px);margin:26px 0 34px;max-width:40ch}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.cta-note{font-family:var(--sans);font-size:13px;color:var(--muted);margin-top:14px}
.cover{justify-self:center;position:relative;max-width:400px;width:100%}
.cover img{border-radius:4px 10px 10px 4px;box-shadow:var(--shadow);transform:rotate(3deg);transition:transform .4s ease}
.cover:hover img{transform:rotate(0) scale(1.02)}
.cover::after{content:"";position:absolute;left:10px;top:4%;bottom:4%;width:8px;background:linear-gradient(90deg,rgba(0,0,0,.18),transparent);transform:rotate(3deg);border-radius:4px}
@media (max-width:860px){
  .hero{padding:40px 0 56px}
  .hero .wrap{grid-template-columns:1fr;gap:40px}
  .cover{order:-1;max-width:260px}
}

/* fascia formula */
.band{background:var(--ink);color:var(--paper);padding:34px 0}
.band .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:center}
.band p{margin:0;font-family:var(--hand);font-size:clamp(22px,3vw,34px);line-height:1.2;color:var(--banana)}
.band small{display:block;font-family:var(--sans);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:#bdb6a8;margin-bottom:6px}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .band{background:#000}}
@media (max-width:640px){.band .wrap{grid-template-columns:1fr;gap:14px}}

/* sezioni */
section.block{padding:84px 0}
section.block.alt{background:var(--banana-soft)}
.h2{font-family:var(--sans);font-weight:800;font-size:clamp(28px,4vw,42px);line-height:1.1;margin:0 0 28px;letter-spacing:-.01em}
.h2 .hand{font-family:var(--hand);font-weight:400;color:var(--banana-deep)}
.prose{max-width:var(--read)}
.prose p{margin:0 0 1.1em}
.two{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
@media (max-width:860px){.two{grid-template-columns:1fr;gap:28px}section.block{padding:56px 0}}
.pull{font-family:var(--sans);font-weight:800;font-size:clamp(24px,3vw,32px);line-height:1.25;margin:0;border-left:8px solid var(--banana);padding-left:22px}

/* card appendici */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px}
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px;text-decoration:none;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--banana)}
.card .num{font-family:var(--hand);font-size:34px;color:var(--banana-deep);line-height:1}
.card h3{font-family:var(--sans);font-weight:800;font-size:21px;margin:12px 0 10px}
.card p{font-size:16.5px;color:var(--ink-soft);margin:0 0 18px;flex:1}
.card .go{font-family:var(--sans);font-weight:700;font-size:13px;letter-spacing:.12em;text-transform:uppercase}
@media (max-width:860px){.cards{grid-template-columns:1fr}}
.hint{margin-top:30px;font-size:17px;color:var(--ink-soft);max-width:var(--read)}

/* preordine */
.buy{text-align:center}
.buy .prose{margin:0 auto}
.stores{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin:28px 0 0}
.date{font-family:var(--sans);font-weight:700;letter-spacing:.12em;text-transform:uppercase;font-size:14px;color:var(--muted)}

/* autore */
.author{display:grid;grid-template-columns:auto 1fr;gap:36px;align-items:center}
.author .mono{width:120px;height:120px;border-radius:50%;background:var(--banana);display:grid;place-items:center;font-family:var(--hand);font-size:46px;color:#1c1a17}
@media (max-width:640px){.author{grid-template-columns:1fr}.author .mono{width:84px;height:84px;font-size:32px}}

footer{border-top:1px solid var(--line);padding:36px 0 48px;font-family:var(--sans);font-size:14px;color:var(--muted)}
footer .wrap{display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between}
footer a{color:var(--ink-soft)}

/* pagine di lettura */
.page-head{padding:56px 0 30px;border-bottom:1px solid var(--line);background:linear-gradient(180deg,var(--banana-soft),transparent)}
.page-head .wrap{display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center}
.page-head img{width:86px;border-radius:2px 6px 6px 2px;box-shadow:0 10px 24px -10px rgba(0,0,0,.4);transform:rotate(-3deg)}
.page-head .kicker{margin-bottom:8px}
.page-head h1{font-family:var(--sans);font-weight:800;font-size:clamp(30px,5vw,50px);line-height:1.05;margin:0}
.page-head p.intro{margin:12px 0 0;color:var(--ink-soft);font-size:17px;max-width:60ch}
@media (max-width:640px){.page-head .wrap{grid-template-columns:1fr}.page-head img{width:64px}}
.reader{display:grid;grid-template-columns:240px minmax(0,1fr);gap:56px;padding:44px 0 80px}
.toc{position:sticky;top:84px;align-self:start;max-height:calc(100vh - 100px);overflow:auto;font-family:var(--sans);font-size:13.5px;line-height:1.4;padding-right:8px}
.toc strong{display:block;font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:12px}
.toc ol{list-style:none;margin:0;padding:0}
.toc li{margin:0 0 9px}
.toc a{text-decoration:none;color:var(--ink-soft);display:block;border-left:3px solid transparent;padding-left:10px}
.toc a:hover,.toc a.on{color:var(--ink);border-left-color:var(--banana)}
@media (max-width:980px){.reader{grid-template-columns:1fr;gap:20px}.toc{position:static;max-height:none;border:1px solid var(--line);border-radius:14px;padding:18px}}
article.md{max-width:var(--read);min-width:0}
article.md h2{font-family:var(--sans);font-weight:800;font-size:28px;line-height:1.2;margin:2.2em 0 .7em;scroll-margin-top:84px}
article.md h2:first-child{margin-top:0}
article.md h3{font-family:var(--sans);font-weight:700;font-size:21px;margin:1.8em 0 .5em;scroll-margin-top:84px}
article.md p{margin:0 0 1.05em}
article.md a{text-decoration-color:var(--banana-deep);text-underline-offset:3px;overflow-wrap:anywhere}
article.md ul{padding-left:1.2em;margin:0 0 1.2em}
article.md li{margin:.35em 0}
article.md blockquote{margin:1.2em 0 1.6em;padding:18px 22px;background:var(--banana-soft);border-left:6px solid var(--banana);border-radius:0 12px 12px 0}
article.md blockquote p:last-child{margin:0}
article.md em{font-style:italic}
article.md hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.frasario article.md ul{list-style:none;padding:0}
.frasario article.md ul li{position:relative;padding:8px 14px 8px 40px;margin:6px 0;background:var(--card);border:1px solid var(--line);border-radius:10px}
.frasario article.md ul li::before{content:"\2717";position:absolute;left:14px;top:8px;color:var(--accent);font-family:var(--sans);font-weight:800}
.frasario article.md blockquote::before{content:"Meglio cos\00EC";display:block;font-family:var(--sans);font-weight:800;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--banana-deep);margin-bottom:6px}
.note-filter{position:sticky;top:60px;z-index:5;background:var(--paper);padding:12px 0 14px;margin:-8px 0 18px;border-bottom:1px solid var(--line)}
.note-filter input{width:100%;font:inherit;font-family:var(--sans);font-size:15px;padding:12px 16px;border:2px solid var(--line);border-radius:12px;background:var(--card);color:var(--ink)}
.note-filter input:focus{outline:none;border-color:var(--banana)}
.note-filter small{display:block;margin-top:6px;font-family:var(--sans);font-size:12.5px;color:var(--muted)}
.hide{display:none!important}
.backtop{display:inline-block;margin-top:40px;font-family:var(--sans);font-weight:700;font-size:13px;letter-spacing:.12em;text-transform:uppercase}