/* sandroronca.it — foglio di stile unico per tutte le pagine nuove.
   Per cambiare i colori del sito basta modificare le variabili qui sotto. */
:root{
  /* blu notte: i nomi delle variabili sono rimasti quelli della prima versione */
  --garnet:#12294c;      /* titoli, pulsanti, testata (blu notte) */
  --garnet-2:#1d4174;    /* blu notte, sfumatura chiara */
  --night:#0a1628;       /* blu notte, sfumatura scura */
  --copper:#1f5fa8;      /* link */
  --copper-2:#163f72;    /* link al passaggio del mouse */
  --accent:#d9531e;      /* etichette e dettagli (arancio) */
  --gold:#f6c453;        /* evidenze su fondo blu */
  --paper:#fbfaf6;       /* fondo pagina */
  --cream:#eef2f8;       /* riquadri */
  --ink:#1d2433;         /* testo */
  --muted:#5b6475;       /* testo secondario */
  --line:#e4e1d8;        /* filetti */
  --white:#ffffff;
  --sans:Arial,Helvetica,"Liberation Sans",sans-serif;
  --serif:Arial,Helvetica,"Liberation Sans",sans-serif;
  --linkrosso:#ff2222;
  --linkblu:#0022FF;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.65}
img{max-width:100%;height:auto}
a{color:var(--copper);text-underline-offset:2px}
a:hover{color:var(--copper-2)}
a:focus-visible,button:focus-visible{outline:3px solid var(--copper);outline-offset:3px;border-radius:3px}
h1,h2,h3,h4{font-family:var(--sans);color:var(--garnet);line-height:1.2;text-wrap:balance;letter-spacing:-.01em}
h1{font-size:clamp(30px,4.2vw,44px);font-weight:700;margin:0 0 14px}
h2{font-size:clamp(23px,2.8vw,29px);font-weight:600;margin:0 0 12px}
h3{font-size:20px;font-weight:600;margin:0 0 8px}
p{margin:0 0 14px}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.narrow{max-width:760px}

/* ---------- testata (generata da assets/menu.js) ---------- */
.masthead{background:linear-gradient(180deg,var(--garnet-2),var(--garnet));color:#fff}
.masthead .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px 24px;flex-wrap:wrap;padding-block:16px 14px}
.logo{color:#fff;text-decoration:none;display:flex;flex-direction:column;line-height:1.15}
.logo:hover{color:#fff}
.logo b{font-size:22px;font-weight:700;letter-spacing:.01em}
.logo span{font-family:var(--mono);font-size:12px;color:#f0cdb4;letter-spacing:.06em;margin-top:3px}
.menu-toggle{display:none;background:none;border:1.5px solid rgba(255,255,255,.5);color:#fff;border-radius:6px;padding:6px 12px;font:600 15px var(--sans);cursor:pointer}
.nav{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:env(safe-area-inset-top,0px);z-index:10}
.nav .wrap{display:flex;align-items:center;gap:2px 4px;flex-wrap:wrap;padding-block:4px}
.nav a{color:var(--ink);text-decoration:none;font-weight:500;font-size:15px;padding:9px 12px;border-radius:6px}
.nav a:hover{background:var(--cream);color:var(--garnet)}
.nav a[aria-current="page"]{color:var(--garnet);font-weight:600;box-shadow:inset 0 -2px 0 var(--copper);border-radius:0}
.nav .lang{margin-left:auto;font-family:var(--mono);font-size:13px;border:1px solid var(--line);padding:5px 10px}
@media (max-width:760px){
  .menu-toggle{display:inline-block}
  .nav{position:static}
  .nav .wrap{flex-direction:column;align-items:stretch;padding-block:6px}
  .nav[data-open="false"] .wrap{display:none}
  .nav .lang{margin-left:0;align-self:flex-start;margin-block:6px}
}

/* ---------- blocchi comuni ---------- */
.page-head{padding-block:44px 8px}
.page-head .lead{font-family:var(--serif);font-size:19px;color:var(--muted);max-width:44em}
.kicker{font-family:var(--mono);font-size:13px;letter-spacing:.08em;color:var(--copper);margin:0 0 10px;text-transform:uppercase}
section.block{padding-block:40px;border-bottom:1px solid var(--line)}
section.block:last-of-type{border-bottom:0}
.prose{max-width:44em}
.prose p,.prose li{font-family:var(--serif);font-size:18px;line-height:1.7}
.prose blockquote{margin:18px 0;padding:4px 0 4px 18px;border-left:3px solid var(--copper);color:var(--muted)}
.notes{font-size:15px;color:var(--muted);border-top:1px solid var(--line);padding-top:14px;margin-top:24px;max-width:48em}
.notes p{font-family:var(--sans);font-size:15px}
.formula{font-family:var(--mono);color:var(--garnet);white-space:nowrap}
.tag{display:inline-block;font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--garnet);background:var(--cream);border-radius:4px;padding:2px 8px;margin:0 6px 6px 0}
.btns{display:flex;flex-wrap:wrap;gap:10px}
.btn{display:inline-block;text-decoration:none;font-weight:600;font-size:15px;padding:10px 16px;border-radius:6px;line-height:1.3}
.btn.solid{background:var(--garnet);color:#fff}
.btn.solid:hover{background:var(--garnet-2);color:#fff}
.btn.outline{border:1.5px solid var(--garnet);color:var(--garnet)}
.btn.outline:hover{background:var(--garnet);color:#fff}

/* ---------- home ---------- */
.hero{background:var(--white);border-bottom:1px solid var(--line)}
.hero .wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center;padding-block:44px}
.hero .lead{font-family:var(--serif);font-size:19px;color:var(--muted);max-width:36em;margin-bottom:22px}
.hero figure{margin:0;text-align:center}
.hero canvas{display:block;width:100%;max-width:300px;aspect-ratio:1;margin:0 auto}
.hero figcaption{font-size:13.5px;color:var(--muted);max-width:28em;margin:8px auto 0;line-height:1.5}
.sections{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.section-card{display:flex;flex-direction:column;gap:6px;background:var(--white);border:1px solid var(--line);border-radius:10px;padding:20px 22px;text-decoration:none;color:var(--ink);min-width:0}
.section-card:hover{border-color:var(--copper);color:var(--ink)}
.section-card .formula{font-size:17px}
.section-card h3{margin:4px 0 0}
.section-card p{margin:0;font-size:15px;color:var(--muted)}
.section-card .count{font-family:var(--mono);font-size:12.5px;color:var(--copper);margin-top:auto;padding-top:8px}
.two{display:grid;grid-template-columns:1.3fr 1fr;gap:44px}
.news{list-style:none;margin:0;padding:0}
.news li{display:grid;grid-template-columns:7.5em 1fr;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);font-size:15.5px}
.news time{font-family:var(--mono);font-size:13px;color:var(--copper);padding-top:2px}
.howto{background:var(--cream);border-radius:10px;padding:22px 24px}
.howto p{font-size:15.5px}
.howto p:last-child{margin:0}
.band{background:var(--garnet);color:#f6e7dc;border-radius:12px;padding:clamp(22px,4vw,34px);display:grid;grid-template-columns:1.4fr 1fr;gap:28px;align-items:center}
.band h2{color:#fff}
.band p{color:#f0d9c9}
.band .btn.solid{background:#fff;color:var(--garnet)}
.band .btn.outline{border-color:rgba(255,255,255,.6);color:#fff}
.band .btn.outline:hover{background:#fff;color:var(--garnet)}
.band img{border-radius:8px;display:block;aspect-ratio:4/3;object-fit:cover;object-position:top left;width:100%}

/* ---------- elenchi di lezioni ---------- */
.group{margin-bottom:34px}
.group > h3{font-size:15px;font-family:var(--mono);font-weight:500;letter-spacing:.06em;text-transform:uppercase;color:var(--copper);border-bottom:1px solid var(--line);padding-bottom:8px;margin-bottom:4px}
.lesson-list{list-style:none;margin:0;padding:0}
.lesson-list li{padding:14px 0;border-bottom:1px dashed var(--line);display:grid;grid-template-columns:1fr auto;gap:4px 16px;align-items:baseline}
.lesson-list a.t{font-weight:600;font-size:17px;text-decoration:none;color:var(--garnet)}
.lesson-list a.t:hover{color:var(--copper)}
.lesson-list .orig{font-family:var(--serif);font-style:italic;color:var(--muted);font-size:15px;grid-column:1/-1}
.lesson-list .d{grid-column:1/-1;font-size:15.5px;color:var(--ink);margin:2px 0 0;max-width:46em}
.lesson-list .kind{font-family:var(--mono);font-size:12px;color:var(--muted);white-space:nowrap}
.lang-note{font-family:var(--mono);font-size:12px;border:1px solid var(--line);border-radius:4px;padding:1px 6px;color:var(--muted);vertical-align:3px;margin-left:6px}

/* ---------- libri ---------- */
.books{display:grid;grid-template-columns:repeat(3,1fr);gap:34px 28px}
.book{display:grid;grid-template-columns:110px 1fr;gap:16px;align-items:start;min-width:0}
.book h3{font-size:17px;margin:0 0 4px}
.book p{font-size:15px;margin:0 0 8px;color:var(--muted)}
.book .meta{font-family:var(--mono);font-size:12px;color:var(--copper)}
.book .links{font-size:14.5px;display:flex;flex-direction:column;gap:2px}
.cover{position:relative;aspect-ratio:2/3;border-radius:3px;overflow:hidden;background:var(--garnet);box-shadow:0 10px 22px -12px rgba(42,33,28,.55)}
.cover img{width:100%;height:100%;object-fit:cover;display:block}
.cover .gen{display:none;position:absolute;inset:0;padding:12% 10%;flex-direction:column;color:#fff;background:linear-gradient(160deg,var(--garnet-2),var(--garnet))}
.cover.nocover .gen{display:flex}
.gen .a{font-family:var(--mono);font-size:8px;letter-spacing:.12em;color:#f0cdb4;text-transform:uppercase}
.gen .t{font-weight:700;font-size:12.5px;line-height:1.2;margin-top:auto}
.feature{display:grid;grid-template-columns:200px 1fr;gap:32px;align-items:start;padding-block:22px}
.feature + .feature{border-top:1px dashed var(--line)}
.feature h3{font-size:23px}
.feature .subtitle{font-family:var(--serif);font-style:italic;color:var(--muted);margin:0 0 12px}

/* ---------- pagine d'archivio convertite ---------- */
.archive{font-family:var(--serif);font-size:17.5px;max-width:48em}
.archive table{max-width:100%}
.archive img{border-radius:3px}
.archive h1,.archive h2,.archive h3{font-family:var(--sans)}
.archive-note{font-size:14px;color:var(--muted);background:var(--cream);border-radius:6px;padding:8px 12px;display:inline-block;margin-bottom:22px}

/* ---------- piede (generato da assets/menu.js) ---------- */
.foot{background:var(--ink);color:#cbbfb3;margin-top:40px;font-size:15px}
.foot .wrap{display:flex;justify-content:space-between;gap:20px 40px;flex-wrap:wrap;padding-block:34px 40px}
.foot a{color:#fff}
.foot .mail{font-size:18px;font-weight:600}
.foot small{display:block;color:#a99c90;margin-top:6px;font-size:13.5px}

@media (max-width:900px){
  .hero .wrap{grid-template-columns:1fr;gap:20px}
  .two,.band{grid-template-columns:1fr}
  .books{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  body{font-size:16px}
  .sections{grid-template-columns:1fr}
  .books{grid-template-columns:1fr}
  .feature{grid-template-columns:1fr}
  .feature .cover{max-width:180px}
  .news li{grid-template-columns:1fr;gap:2px}
  .prose p,.prose li,.archive{font-size:17px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* ================= tema blu notte sfumato ================= */
.masthead{background:radial-gradient(ellipse 90% 160% at 75% 0%,var(--garnet-2) 0%,var(--garnet) 50%,var(--night) 100%)}
.logo b{font-weight:800}
.logo span{color:var(--gold);font-family:var(--sans);letter-spacing:.08em}
.nav{background:var(--garnet);border-bottom:1px solid rgba(255,255,255,.08)}
.nav a{color:#e3ecf8;font-weight:600}
.nav a:hover{background:rgba(255,255,255,.1);color:#fff}
.nav a[aria-current="page"]{color:var(--gold);box-shadow:inset 0 -2px 0 var(--gold)}
.nav .lang{color:var(--gold);border-color:rgba(246,196,83,.6);font-family:var(--sans)}
.kicker{color:var(--accent);font-family:var(--sans);font-weight:600;letter-spacing:.22em}
.page-head{background:radial-gradient(ellipse 90% 140% at 75% 30%,var(--garnet-2) 0%,var(--garnet) 50%,var(--night) 100%);color:#fff;padding-block:40px 34px;margin-bottom:8px}
.page-head h1{color:#fff}
.page-head .kicker{color:var(--gold)}
.page-head .lead{color:#cfe0f5}
.page-head .lead .lang-note{color:#cfe0f5;border-color:rgba(255,255,255,.35)}
.hero{background:radial-gradient(ellipse 90% 70% at 70% 40%,var(--garnet-2) 0%,var(--garnet) 45%,var(--night) 100%);color:#fff;border:0}
.hero h1{color:#fff;font-weight:800}
.hero .lead{color:#cfe0f5}
.hero .kicker{color:var(--gold)}
.hero figcaption{color:#a9bdd8}
.hero figcaption a{color:var(--gold)}
.hero .btn.solid{background:var(--gold);color:var(--night)}
.hero .btn.solid:hover{background:#ffd56f;color:var(--night)}
.hero .btn.outline{border-color:rgba(255,255,255,.55);color:#fff}
.hero .btn.outline:hover{background:#fff;color:var(--night)}
.band{background:radial-gradient(ellipse 90% 120% at 80% 30%,var(--garnet-2) 0%,var(--garnet) 50%,var(--night) 100%)}
.band .btn.solid{background:var(--gold);color:var(--night)}
.foot{background:var(--night)}
.section-card .count,.news time,.book .meta,.tag{color:var(--accent)}
.group > h3{color:var(--accent);font-family:var(--sans);font-weight:600}
.formula{color:var(--garnet);font-family:var(--serif);font-style:italic}
.section-card:hover{border-color:var(--copper)}

/* ================= sfondo blu su tutto il sito: i testi stanno in riquadri chiari ================= */
html{background:var(--night)}
body{background:var(--night) radial-gradient(ellipse 120% 80% at 70% 0%,var(--garnet-2) 0%,var(--garnet) 40%,var(--night) 85%) fixed;color:var(--ink)}
.hero,.page-head{background:transparent}
.hero{border:0}
main{padding-bottom:24px}
section.block{border:0;padding-block:12px;padding-inline:max(12px,env(safe-area-inset-left,0px))}
section.block > .wrap{max-width:1080px;margin-inline:auto;background:var(--paper);border-radius:14px;padding-block:32px;padding-inline:clamp(20px,4vw,40px);box-shadow:0 18px 40px -24px rgba(0,0,0,.6)}
section.block > .wrap:has(> .band){background:none;box-shadow:none;padding:0}
.band{border:1px solid rgba(255,255,255,.14)}
.foot{margin-top:0;border-top:1px solid rgba(255,255,255,.08)}
.news-type{display:inline-block;font-size:11.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--garnet);background:var(--cream);border-radius:4px;padding:1px 6px;margin-right:4px;vertical-align:1px}

.foot-links{flex-basis:100%;font-size:14px;color:#9fb3cf;border-top:1px solid rgba(255,255,255,.08);padding-top:14px}
.foot-links a{color:#e3ecf8;margin:0 2px}
/* home: l'animazione resta sempre a destra del testo (anche se si tolgono i pulsanti o si aggiungono paragrafi) */
.hero .wrap{row-gap:0}
.hero .wrap > *:not(figure){grid-column:1}
.hero .wrap > h1,.hero .wrap > p{margin-bottom:18px}
.hero .wrap > figure{grid-column:2;grid-row:1 / span 20;align-self:center}
@media (max-width:900px){.hero .wrap > figure{grid-column:1;grid-row:auto}}