/* AssicuraSoftware — foglio di stile unico */
:root{
  --paper:#F3F5F4; --surface:#FFFFFF; --ink:#0F1A21; --muted:#4D5B63; --line:#D2DAD8;
  --accent:#1F3FB0; --accent-ink:#FFFFFF; --accent-soft:#E6EBFA;
  --gap:#B4540A; --gap-soft:#FBEEDF; --cy:#0E6F68; --cy-soft:#E0F1EE;
  --display:"Archivo","Arial Narrow",system-ui,sans-serif;
  --body:"Source Serif 4",Georgia,"Times New Roman",serif;
  --mono:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
  --measure:68ch; --r:4px;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --paper:#0C1317; --surface:#121C22; --ink:#E4EBED; --muted:#9BABB3; --line:#26343C;
    --accent:#93A9FF; --accent-ink:#0C1317; --accent-soft:#1A2548;
    --gap:#F0A24A; --gap-soft:#2B1E10; --cy:#5CCFC2; --cy-soft:#0F2A28;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --paper:#0C1317; --surface:#121C22; --ink:#E4EBED; --muted:#9BABB3; --line:#26343C;
  --accent:#93A9FF; --accent-ink:#0C1317; --accent-soft:#1A2548;
  --gap:#F0A24A; --gap-soft:#2B1E10; --cy:#5CCFC2; --cy-soft:#0F2A28;
  color-scheme:dark;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1.0625rem/1.65 var(--body);font-optical-sizing:auto}
img,svg{max-width:100%}
a{color:var(--accent);text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.wrap{max-width:1120px;margin-inline:auto;padding-inline:clamp(16px,4vw,32px)}
.muted{color:var(--muted)}
.mono{font-family:var(--mono);font-size:.86em}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:var(--paper);padding:.5rem 1rem;z-index:10}
.skip:focus{left:16px}

h1,h2,h3,h4{font-family:var(--display);font-stretch:88%;line-height:1.12;text-wrap:balance;margin:0;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,5.2vw,3.6rem);font-weight:760}
h2{font-size:clamp(1.45rem,2.8vw,1.95rem);font-weight:700}
h3{font-size:1.2rem;font-weight:680;font-stretch:95%}
p,ul,ol,dl,table{margin:0}
.eyebrow{font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}

/* header */
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:1.25rem;min-height:62px}
.brand{display:inline-flex;align-items:center;gap:.55rem;color:var(--ink);text-decoration:none;font-family:var(--display);font-weight:780;font-stretch:80%;font-size:1.35rem;letter-spacing:-.01em}
.brand .mark{color:var(--ink);flex:none}
.nav{margin-left:auto}
.nav ul{list-style:none;padding:0;display:flex;gap:1.1rem;align-items:center}
.nav a{color:var(--ink);text-decoration:none;font-family:var(--display);font-stretch:92%;font-size:.95rem;font-weight:520}
.nav a:hover,.nav a[aria-current="page"]{color:var(--accent)}
.nav a[aria-current="page"]{text-decoration:underline;text-underline-offset:.4em}
.menu{display:none;position:relative}
.menu summary{cursor:pointer;list-style:none;font-family:var(--display);font-weight:600;padding:.4rem .8rem;border:1px solid var(--line);border-radius:var(--r)}
.menu summary::-webkit-details-marker{display:none}
.menu ul{position:absolute;right:0;top:calc(100% + 8px);flex-direction:column;align-items:stretch;gap:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);min-width:220px;padding:.4rem;box-shadow:0 10px 30px rgb(0 0 0 / .12)}
.menu li a{display:block;padding:.55rem .7rem}
.menu .btn{margin-top:.3rem;text-align:center}
@media (max-width:980px){.nav-wide{display:none!important}.menu{display:block}.btn-head{display:none}}

.btn{display:inline-block;background:var(--accent);color:var(--accent-ink)!important;text-decoration:none;font-family:var(--display);font-weight:640;font-stretch:92%;padding:.62rem 1.05rem;border-radius:var(--r);border:1px solid var(--accent);line-height:1.2}
.btn:hover{filter:brightness(1.08)}
.btn.ghost{background:transparent;color:var(--ink)!important;border-color:var(--ink)}

/* corner marks: il "perimetro" */
.perim{position:relative;padding:1.4rem 1.5rem}
.perim::before,.perim::after{content:"";position:absolute;width:18px;height:18px;border:2px solid var(--ink);pointer-events:none}
.perim::before{top:0;left:0;border-right:0;border-bottom:0}
.perim::after{bottom:0;right:0;border-left:0;border-top:0}

/* hero */
.hero{padding-block:clamp(2.5rem,7vw,5rem) clamp(2rem,5vw,3.5rem)}
.hero h1{max-width:17ch;margin-block:.9rem 1.2rem}
.hero .lead{font-size:clamp(1.1rem,1.6vw,1.25rem);max-width:60ch;color:var(--ink)}
.actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.6rem}

/* diagramma zone */
.zones{display:grid;grid-template-columns:1fr .9fr 1fr;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--surface);margin-top:2.5rem}
.zone{padding:1.3rem 1.3rem 1.4rem;display:flex;flex-direction:column;gap:.55rem}
.zone h3{font-size:1.1rem}
.zone ul{padding-left:1.1rem;font-size:.95rem;color:var(--muted)}
.zone .tag{font-family:var(--mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;font-weight:600}
.z-rc{border-top:4px solid var(--accent)} .z-rc .tag{color:var(--accent)}
.z-cy{border-top:4px solid var(--cy)} .z-cy .tag{color:var(--cy)}
.z-gap{border-top:4px solid var(--gap);border-inline:1px dashed var(--gap);background:repeating-linear-gradient(135deg,var(--gap-soft) 0 10px,transparent 10px 20px)}
.z-gap .tag{color:var(--gap)} .z-gap ul{color:var(--ink)}
@media (max-width:760px){.zones{grid-template-columns:1fr}.z-gap{border-inline:0;border-block:1px dashed var(--gap);border-top:4px solid var(--gap)}}

/* sezioni */
.section{padding-block:clamp(2.2rem,5vw,3.5rem);border-top:1px solid var(--line)}
.section > h2{margin-bottom:1.2rem}
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1rem}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:1.25rem 1.3rem;display:flex;flex-direction:column;gap:.5rem;text-decoration:none;color:var(--ink)}
a.card:hover{border-color:var(--accent)}
a.card:hover h3{color:var(--accent)}
.card p{font-size:.97rem;color:var(--muted)}
.card .more{margin-top:auto;font-family:var(--display);font-weight:600;font-size:.92rem;color:var(--accent)}

.qa{display:grid;gap:1.6rem;max-width:var(--measure)}
.qa h3{margin-bottom:.35rem}

/* articolo */
.article{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:3rem;padding-block:clamp(2rem,5vw,3.2rem) 3rem}
.article-head{grid-column:1/-1;max-width:var(--measure)}
.article-head h1{font-size:clamp(1.9rem,4.4vw,3rem);margin-block:.7rem .9rem}
.byline{font-family:var(--display);font-stretch:92%;font-size:.9rem;color:var(--muted);display:flex;flex-wrap:wrap;gap:.3rem 1rem}
.prose{max-width:var(--measure);display:flex;flex-direction:column;gap:1.05rem}
.prose h2{margin-top:1.6rem;scroll-margin-top:80px}
.prose h3{margin-top:.8rem}
.prose ul,.prose ol{padding-left:1.25rem;display:flex;flex-direction:column;gap:.4rem}
.prose strong{font-weight:640}
.short{background:var(--surface);border-radius:0}
.short .eyebrow{display:block;margin-bottom:.4rem;color:var(--accent)}
.short p{font-size:1.08rem}
.note{border-left:3px solid var(--gap);background:var(--gap-soft);padding:.9rem 1.1rem;font-size:.97rem}
.toc{position:sticky;top:90px;align-self:start;font-family:var(--display);font-stretch:92%;font-size:.9rem}
.toc ol{list-style:none;padding:0;display:flex;flex-direction:column;gap:.45rem;border-left:1px solid var(--line);padding-left:1rem}
.toc a{color:var(--muted);text-decoration:none}
.toc a:hover{color:var(--accent)}
.sources{font-size:.92rem;color:var(--muted)}
.sources ol{padding-left:1.2rem}
@media (max-width:900px){.article{grid-template-columns:1fr;gap:1.5rem}.toc{position:static;order:-1;display:none}}

/* tabelle */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--surface)}
table{border-collapse:collapse;width:100%;min-width:640px;font-size:.95rem}
th,td{text-align:left;vertical-align:top;padding:.75rem .9rem;border-bottom:1px solid var(--line)}
thead th{font-family:var(--display);font-stretch:92%;font-weight:650;font-size:.88rem;background:var(--paper)}
tbody tr:last-child td{border-bottom:0}
.pill{display:inline-block;font-family:var(--mono);font-size:.72rem;font-weight:600;letter-spacing:.04em;padding:.12rem .45rem;border-radius:3px;white-space:nowrap}
.p-rc{background:var(--accent-soft);color:var(--accent)}
.p-cy{background:var(--cy-soft);color:var(--cy)}
.p-gap{background:var(--gap-soft);color:var(--gap)}

/* glossario */
.gloss{display:grid;gap:0;border-top:1px solid var(--line)}
.gloss dt{font-family:var(--display);font-weight:680;font-stretch:92%;font-size:1.08rem;padding-top:1rem;scroll-margin-top:80px}
.gloss dd{margin:0;padding-block:.3rem 1rem;border-bottom:1px solid var(--line);color:var(--ink)}
.az{display:flex;flex-wrap:wrap;gap:.4rem;font-family:var(--mono);font-size:.85rem}

/* faq */
.faq{display:flex;flex-direction:column;gap:0;max-width:var(--measure)}
.faq article{padding-block:1.2rem;border-bottom:1px solid var(--line)}
.faq h3{margin-bottom:.4rem}
.answer{display:flex;flex-direction:column;gap:.6rem}

/* form */
form{display:grid;gap:1rem;max-width:640px}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media (max-width:560px){.row-2{grid-template-columns:1fr}}
label{display:flex;flex-direction:column;gap:.35rem;font-family:var(--display);font-stretch:92%;font-weight:560;font-size:.95rem}
input,select,textarea{font:inherit;font-family:var(--body);font-weight:400;font-size:1rem;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:.6rem .7rem;width:100%}
textarea{min-height:140px;resize:vertical}
.check{flex-direction:row;align-items:flex-start;gap:.6rem;font-family:var(--body);font-weight:400;font-size:.93rem}
.check input{width:auto;margin-top:.3rem}
.form-status{font-family:var(--display);font-size:.95rem}

.cta-band{background:var(--ink);color:var(--paper);border-radius:var(--r);padding:clamp(1.5rem,4vw,2.4rem);display:flex;flex-wrap:wrap;gap:1.2rem;align-items:center;justify-content:space-between}
.cta-band h2{color:var(--paper);max-width:28ch}
.cta-band p{color:color-mix(in srgb,var(--paper) 80%,transparent);max-width:56ch;margin-top:.5rem}
.cta-band .btn{background:var(--paper);color:var(--ink)!important;border-color:var(--paper)}

/* footer */
.site-footer{border-top:1px solid var(--line);margin-top:3rem;background:var(--surface)}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem;padding-block:2.4rem 1.5rem}
.foot-grid p{margin-top:.6rem;font-size:.95rem}
.foot-grid ul{list-style:none;padding:0;display:flex;flex-direction:column;gap:.35rem;font-size:.95rem}
.foot-h{font-family:var(--mono);font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:.7rem;font-weight:600}
.legal{padding-block:1rem 2rem;border-top:1px solid var(--line);font-size:.82rem;color:var(--muted);display:flex;flex-direction:column;gap:.5rem}
@media (max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}.foot-grid > div:first-child{grid-column:1/-1}}

@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}