/* Anomalia ABC – calcoloanomalia.it
   Sistema visivo: inchiostro e verdi del logo, griglia da foglio di calcolo,
   linea di soglia tratteggiata come unico segno grafico ricorrente. */

@font-face{font-family:'Archivo';font-style:normal;font-weight:100 900;font-stretch:62% 125%;font-display:swap;
  src:url('../fonts/archivo-var-latin.woff2') format('woff2');
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Archivo';font-style:normal;font-weight:100 900;font-stretch:62% 125%;font-display:swap;
  src:url('../fonts/archivo-var-latin-ext.woff2') format('woff2');
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:'Source Serif 4';font-style:normal;font-weight:200 900;font-display:swap;
  src:url('../fonts/source-serif-4-var-latin.woff2') format('woff2')}
@font-face{font-family:'Source Serif 4';font-style:italic;font-weight:200 900;font-display:swap;
  src:url('../fonts/source-serif-4-var-latin-italic.woff2') format('woff2')}

:root{
  --ink:#14191C;
  --ink-2:#38444A;
  --ink-3:#59666C;
  --paper:#FFFFFF;
  --paper-2:#F1F5F2;
  --paper-3:#E5ECE7;
  --line:#D5DED8;
  --line-2:#BFCAC3;
  --cell:#CBD1D4;
  --g-a:#249C63;
  --g-b:#067749;
  --g-c:#024F32;
  --g-wash:#E2F1E7;
  --marker:#FFE45E;
  --excluded:#C5CCD0;
  --sans:'Archivo',system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  --serif:'Source Serif 4',Georgia,'Times New Roman',serif;
  --wrap:1200px;
  --gut:clamp(20px,4.2vw,44px);
  --r:8px;
  --header-h:72px;
  color-scheme:light;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:1.125rem;line-height:1.6;
  font-weight:400;font-stretch:100%;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%}
img{height:auto}
a{color:var(--g-b);text-decoration-thickness:1px;text-underline-offset:.18em}
a:hover{color:var(--g-c);text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--g-c);outline-offset:3px;border-radius:2px}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.25em}
li{margin:.25em 0}
strong,b{font-weight:650}
abbr[title]{text-decoration:none}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--ink);color:#fff;padding:.6rem 1rem;border-radius:var(--r);text-decoration:none}
.skip:focus{top:12px;color:#fff}

/* ---------- tipografia */
h1,h2,h3,h4{margin:0;color:var(--ink);font-family:var(--sans);text-wrap:balance}
h1{font-size:clamp(2.15rem,1.4rem + 2.6vw,3.2rem);line-height:1.04;font-weight:800;font-stretch:107%;letter-spacing:-.016em}
h2{font-size:clamp(1.75rem,1.25rem + 1.75vw,2.55rem);line-height:1.1;font-weight:760;font-stretch:108%;letter-spacing:-.012em}
h3{font-size:1.28rem;line-height:1.28;font-weight:700;font-stretch:102%}
h4{font-size:1.06rem;line-height:1.35;font-weight:700}
.lead{font-size:clamp(1.13rem,1.02rem + .45vw,1.3rem);line-height:1.55;color:var(--ink-2);max-width:40em}
.muted{color:var(--ink-3)}
.small{font-size:.92rem;line-height:1.55}
.num{font-variant-numeric:tabular-nums}
.nowrap{white-space:nowrap}
mark,.mark{background:linear-gradient(transparent 12%,var(--marker) 12%,var(--marker) 88%,transparent 88%);color:inherit;padding:0 .15em}

/* ---------- impaginazione */
.wrap{width:100%;max-width:calc(var(--wrap) + 2 * var(--gut));margin-inline:auto;padding-inline:var(--gut)}
.section{padding-block:clamp(64px,8vw,112px)}
.section--tint{background:var(--paper-2)}
.section--tight{padding-block:clamp(48px,6vw,80px)}
.section__head{max-width:46rem;margin-bottom:clamp(28px,4vw,48px)}
.section__head h2{margin-bottom:.5em}
.section__head p:last-child{margin-bottom:0}
[id]{scroll-margin-top:calc(var(--header-h) + 16px)}

/* ---------- pulsanti */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;min-height:48px;padding:.7rem 1.3rem;border-radius:var(--r);
  font:inherit;font-size:1.02rem;font-weight:650;font-stretch:104%;line-height:1.2;text-decoration:none;cursor:pointer;border:1.5px solid transparent;
  transition:background-color .15s ease,color .15s ease,border-color .15s ease}
.btn--primary{background:var(--g-b);color:#fff}
.btn--primary:hover{background:var(--g-c);color:#fff}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:#fff}
.btn--light{background:#fff;color:var(--ink);border-color:var(--line-2)}
.btn--light:hover{border-color:var(--ink);color:var(--ink)}
.btn svg{flex:none}
.btn-row{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- intestazione */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);
  -webkit-backdrop-filter:saturate(1.4) blur(8px);backdrop-filter:saturate(1.4) blur(8px)}
.site-header .wrap{display:flex;align-items:center;gap:24px;min-height:var(--header-h)}
.brand{display:inline-flex;align-items:center;flex:none;line-height:0}
.brand img{height:40px;width:auto}
.nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav a{color:var(--ink);text-decoration:none;font-size:.98rem;font-weight:550;padding:.5rem .7rem;border-radius:6px}
.nav a:hover{background:var(--paper-2);color:var(--ink)}
.nav a[aria-current="page"]{box-shadow:inset 0 -3px 0 var(--g-a);border-radius:0}
.nav .btn{margin-left:10px;padding:.55rem 1rem;min-height:42px;font-size:.96rem}
.nav .btn--primary{color:#fff}
.nav-toggle{display:none;margin-left:auto;background:none;border:1.5px solid var(--line-2);border-radius:var(--r);min-height:44px;padding:0 .8rem;
  font:inherit;font-size:.95rem;font-weight:600;color:var(--ink);cursor:pointer;align-items:center;gap:.5rem}
@media (max-width:1020px){
  .nav-toggle{display:inline-flex}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;background:#fff;
    border-bottom:1px solid var(--line);padding:8px var(--gut) 20px;box-shadow:0 20px 30px -24px rgba(20,25,28,.35)}
  .nav.is-open{display:flex}
  .nav a{padding:.8rem .2rem;border-bottom:1px solid var(--paper-3);border-radius:0;font-size:1.05rem}
  .nav a[aria-current="page"]{box-shadow:inset 3px 0 0 var(--g-a);padding-left:.8rem}
  .nav .btn{margin:14px 0 0;min-height:48px}
  .brand img{height:34px}
}

/* ---------- hero */
.hero{padding-block:clamp(40px,6vw,88px) clamp(56px,7vw,104px);overflow:hidden}
.hero__grid{display:grid;grid-template-columns:minmax(0,5.6fr) minmax(0,6.4fr);gap:clamp(36px,5vw,72px);align-items:center}
.hero h1{margin-bottom:.45em}
.hero .lead{margin-bottom:1.6em}
.hero__visual{position:relative;padding-bottom:40px}
.hero__float{position:absolute;left:-28px;bottom:0;width:min(52%,400px);z-index:2}
.facts{list-style:none;padding:0;margin:2rem 0 0;display:grid;grid-template-columns:1fr 1fr;gap:10px 24px;max-width:34rem}
.facts li{margin:0;display:flex;gap:.55rem;align-items:flex-start;font-size:.98rem;line-height:1.4;color:var(--ink-2)}
.facts li::before{content:"";flex:none;width:18px;height:18px;margin-top:.1em;border-radius:4px;
  background:var(--g-b) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 18 18'%3E%3Cpath d='M4.5 9.3l2.9 2.9 6-6.4' fill='none' stroke='%23fff' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/18px no-repeat}
@media (max-width:900px){
  .hero__grid{grid-template-columns:minmax(0,1fr)}
  .hero__visual{margin-right:calc(var(--gut) * -1)}
  .hero__float{left:0;width:min(62%,360px)}
}
@media (max-width:600px){
  .hero__visual{padding-bottom:0}
  .hero__float{position:relative;left:auto;bottom:auto;width:auto;margin:-36px var(--gut) 0 0}
}
@media (max-width:520px){.facts{grid-template-columns:1fr}}

/* ---------- cornice delle schermate */
.shot{margin:0;background:#fff;border:1px solid var(--line-2);border-radius:10px;overflow:hidden;
  box-shadow:0 1px 0 rgba(20,25,28,.05),0 22px 44px -26px rgba(2,79,50,.45)}
.shot__bar{display:flex;align-items:center;gap:.55rem;height:34px;padding:0 12px;background:var(--paper-2);border-bottom:1px solid var(--line);
  font-size:.8rem;font-weight:550;color:var(--ink-3);white-space:nowrap;overflow:hidden}
.shot__bar svg{flex:none}
.shot__bar span{overflow:hidden;text-overflow:ellipsis}
.shot img{display:block;width:100%}
.shot--flat{box-shadow:none}
.shot--float{box-shadow:0 2px 0 rgba(20,25,28,.05),0 26px 50px -20px rgba(20,25,28,.5)}
figcaption{font-size:.92rem;line-height:1.5;color:var(--ink-3);margin-top:.8rem}

/* ---------- segno ricorrente: la soglia */
.threshold-rule{height:0;border:0;border-top:2px dashed var(--g-b);margin:0}

/* ---------- confronto: stessa gara, tre metodi */
.demo{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:clamp(20px,3vw,40px);align-items:start}
.demo__chart{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 18px 10px}
.seg{display:inline-flex;flex-wrap:wrap;gap:0;border:1.5px solid var(--ink);border-radius:var(--r);overflow:hidden;margin-bottom:18px}
.seg button{font:inherit;font-size:.98rem;font-weight:650;font-stretch:104%;color:var(--ink);background:#fff;border:0;border-right:1.5px solid var(--ink);
  padding:.6rem 1.1rem;min-height:46px;cursor:pointer}
.seg button:last-child{border-right:0}
.seg button[aria-pressed="true"]{background:var(--ink);color:#fff}
.seg button:hover:not([aria-pressed="true"]){background:var(--paper-2)}
.legend{list-style:none;display:flex;flex-wrap:wrap;gap:6px 18px;padding:0;margin:0 0 10px;font-size:.88rem;color:var(--ink-2)}
.legend li{display:flex;align-items:center;gap:.45rem;margin:0}
.key{display:inline-block;width:12px;height:12px;border-radius:2px}
.key--ok{background:var(--g-a)}
.key--no{background:var(--excluded)}
.key--win{background:var(--ink)}
.key--ala{background:repeating-linear-gradient(135deg,#fff 0 2px,var(--cell) 2px 4px);outline:1px solid var(--cell)}
.key--line{width:22px;height:0;border-top:2px dashed var(--ink);border-radius:0}
.key--mean{width:22px;height:0;border-top:2px solid var(--ink-3);border-radius:0}
.chart{position:relative}
.chart svg{display:block;width:100%;height:auto;overflow:visible}
.chart__tip{position:absolute;pointer-events:none;z-index:5;background:var(--ink);color:#fff;border-radius:6px;padding:.45rem .6rem;font-size:.82rem;line-height:1.35;
  white-space:nowrap;transform:translate(-50%,calc(-100% - 12px));opacity:0;transition:opacity .12s}
.chart__tip.is-on{opacity:1}
.chart__tip strong{font-weight:700;font-size:.95rem;display:block}
.result{margin:0;border-top:3px solid var(--ink)}
.result div{padding:.85rem 0;border-bottom:1px solid var(--line)}
.result dt{font-size:.88rem;color:var(--ink-3);margin-bottom:.1rem}
.result dd{margin:0;font-size:1.2rem;font-weight:650;line-height:1.3}
.result dd small{display:block;font-size:.88rem;font-weight:400;color:var(--ink-2);margin-top:.15rem}
.result .big{font-size:1.85rem;font-weight:760;font-stretch:108%;letter-spacing:-.01em}
.demo__note{font-size:.88rem;color:var(--ink-3);margin-top:12px}
@media (max-width:900px){.demo{grid-template-columns:minmax(0,1fr)}}

/* ---------- passi */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,3vw,40px);counter-reset:step}
.steps>li{margin:0;counter-increment:step;display:flex;flex-direction:column}
.steps h3{display:flex;align-items:baseline;gap:.6rem;margin:1.1rem 0 .4rem}
.steps h3::before{content:counter(step);flex:none;display:inline-grid;place-items:center;width:30px;height:30px;border-radius:6px;background:var(--g-b);color:#fff;
  font-size:1rem;font-weight:760;position:relative;top:-.12em}
.steps p{color:var(--ink-2);font-size:1.02rem;margin:0}
.steps .shot{align-self:stretch}
.steps .shot img{height:250px;object-fit:cover;object-position:left top}
.steps .shot.pos-mid img{object-position:left center}
@media (max-width:900px){.steps{grid-template-columns:1fr;max-width:560px}}

/* ---------- vista annotata */
.anatomy__cols{display:grid;grid-template-columns:var(--cols,34fr 26fr 40fr);gap:0;margin-top:18px}
.anatomy__cols>div{padding:14px 18px 0 0;position:relative}
.anatomy__cols>div::before{content:"";position:absolute;left:0;right:18px;top:0;height:10px;border:2px solid var(--g-b);border-bottom:0;border-radius:4px 4px 0 0}
.anatomy__cols h3{font-size:1.08rem;margin:.35rem 0 .3rem}
.anatomy__cols p{font-size:.98rem;color:var(--ink-2);margin:0}
@media (max-width:820px){
  .anatomy__cols{grid-template-columns:1fr;gap:18px}
  .anatomy__cols>div::before{right:0}
}

/* ---------- elenco funzioni (registro) */
.split{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:clamp(28px,5vw,80px);align-items:start}
.split__aside{position:sticky;top:calc(var(--header-h) + 32px)}
.split__aside h2{margin-bottom:.5em}
@media (max-width:900px){.split{grid-template-columns:minmax(0,1fr)}.split__aside{position:static}}
.ledger{margin:0;border-top:2px solid var(--ink)}
.ledger>div{display:grid;grid-template-columns:minmax(0,15rem) minmax(0,1fr);gap:8px 32px;padding:1.05rem 0;border-bottom:1px solid var(--line)}
.ledger dt{font-weight:700;font-stretch:103%;line-height:1.35}
.ledger dd{margin:0;color:var(--ink-2);font-size:1.02rem}
@media (max-width:640px){.ledger>div{grid-template-columns:1fr;gap:4px}}

/* ---------- tabella stile foglio di calcolo (metodi A, B, C come colonne) */
.xl{width:100%;border-collapse:separate;border-spacing:0;font-size:.98rem;line-height:1.45;background:#fff;border:1px solid var(--line-2);border-radius:10px;overflow:hidden}
.xl th,.xl td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:.8rem .9rem;vertical-align:top;text-align:left}
.xl tr>*:last-child{border-right:0}
.xl tbody tr:last-child>*{border-bottom:0}
.xl thead th{padding:0;border-bottom:1px solid var(--line-2);background:var(--paper-2)}
.xl thead th.col{background:var(--g-b);color:#fff;font-size:1.25rem;font-weight:800;font-stretch:110%;text-align:center;padding:.5rem;border-right:2px solid #fff}
.xl thead th.col:last-child{border-right:0}
.xl thead th.col a{color:#fff;text-decoration:none;display:block}
.xl thead th.col a:hover{text-decoration:underline}
.xl .rn{width:2.6rem;text-align:center;background:var(--paper-2);color:var(--ink-3);font-size:.85rem;font-weight:600;padding-inline:.3rem}
.xl tbody th:not(.rn){font-weight:700;width:13rem;background:#FBFCFB}
.xl td strong{font-weight:650}
.xl tfoot td{border-top:1px solid var(--line-2);border-bottom:0;background:var(--paper-2);padding:.75rem .9rem}
.xl tfoot td a{font-weight:650}
@media (max-width:820px){
  .xl,.xl tbody,.xl tr,.xl td,.xl th,.xl tfoot{display:block;width:auto}
  .xl thead{display:none}
  .xl{border-radius:10px}
  .xl tr{border-bottom:2px solid var(--line-2)}
  .xl tbody th.rn{display:none}
  .xl tbody th:not(.rn){width:auto;border-right:0;background:var(--paper-2)}
  .xl td{border-right:0;padding-left:3.1rem;position:relative}
  .xl td::before{content:attr(data-col);position:absolute;left:.8rem;top:.75rem;width:1.7rem;height:1.7rem;display:grid;place-items:center;
    background:var(--g-b);color:#fff;font-weight:800;border-radius:4px;font-size:.95rem}
  .xl tfoot td{padding-left:.9rem}
  .xl tfoot td::before{display:none}
}

/* ---------- due colonne generiche */
.cols-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(24px,4vw,56px)}
.cols-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,3vw,40px)}
@media (max-width:820px){.cols-2,.cols-3{grid-template-columns:minmax(0,1fr)}}
.audience h3{margin-bottom:.4rem;padding-top:1rem;border-top:2px solid var(--ink)}
.audience p{color:var(--ink-2);margin:0}

/* ---------- video */
.video{position:relative;aspect-ratio:16/9;background:var(--ink);border-radius:12px;overflow:hidden;border:1px solid var(--line-2)}
.video img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 20%;opacity:.4;filter:saturate(.7)}
.video button{position:absolute;inset:0;width:100%;border:0;background:linear-gradient(90deg,rgba(20,25,28,.82),rgba(20,25,28,.35));color:#fff;cursor:pointer;
  display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-end;gap:.4rem;padding:clamp(18px,4vw,36px);text-align:left;font:inherit}
.video .play{display:inline-grid;place-items:center;width:68px;height:68px;border-radius:50%;background:var(--g-a);margin-bottom:.6rem;transition:transform .15s}
.video button:hover .play{transform:scale(1.06)}
.video .vt{font-size:clamp(1.2rem,1rem + 1vw,1.7rem);font-weight:760;font-stretch:108%;line-height:1.15}
.video .vs{font-size:.9rem;opacity:.85;max-width:36rem}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ---------- prezzi */
.pricing{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(28px,4vw,56px);align-items:start}
.plans{display:grid;grid-template-columns:1fr 1fr;border:1.5px solid var(--ink);border-radius:12px;overflow:hidden;background:#fff}
.plan{padding:clamp(20px,3vw,32px)}
.plan+.plan{border-left:1.5px solid var(--ink)}
.plan h3{font-size:1.05rem;color:var(--ink-2);font-weight:650;margin-bottom:.6rem}
.plan .price{margin:0;color:var(--ink);font-size:clamp(2.4rem,1.8rem + 2vw,3.3rem);font-weight:800;font-stretch:110%;line-height:1;letter-spacing:-.02em}
.plan .price small{font-size:1rem;font-weight:550;letter-spacing:0;color:var(--ink-2);margin-left:.25rem}
.plan p{margin:.8rem 0 0;color:var(--ink-2);font-size:.98rem}
.plans__foot{grid-column:1/-1;border-top:1.5px solid var(--ink);padding:16px clamp(20px,3vw,32px);background:var(--paper-2);display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.checks{list-style:none;padding:0;margin:0}
.checks li{position:relative;padding-left:1.7rem;margin:.55rem 0;color:var(--ink-2)}
.checks li::before{content:"";position:absolute;left:0;top:.42em;width:14px;height:8px;border-left:2.5px solid var(--g-b);border-bottom:2.5px solid var(--g-b);transform:rotate(-45deg)}
.checks li.no::before{width:12px;height:12px;border:0;top:.4em;background:linear-gradient(45deg,transparent 43%,var(--ink-3) 43%,var(--ink-3) 57%,transparent 57%),linear-gradient(-45deg,transparent 43%,var(--ink-3) 43%,var(--ink-3) 57%,transparent 57%);transform:none}
@media (max-width:900px){.pricing{grid-template-columns:1fr}}
@media (max-width:560px){.plans{grid-template-columns:1fr}.plan+.plan{border-left:0;border-top:1.5px solid var(--ink)}}

/* ---------- domande frequenti */
.faq{border-top:2px solid var(--ink);max-width:52rem}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:1.1rem 2.6rem 1.1rem 0;position:relative;font-weight:680;font-size:1.1rem;line-height:1.4}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:.4rem;top:1.45rem;width:14px;height:14px;
  background:linear-gradient(var(--ink),var(--ink)) center/14px 2px no-repeat,linear-gradient(var(--ink),var(--ink)) center/2px 14px no-repeat;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq summary:hover{color:var(--g-c)}
.faq .a{padding:0 0 1.2rem;color:var(--ink-2);max-width:46rem}
.faq .a p:last-child{margin-bottom:0}

/* ---------- chi siamo e contatti */
.contact{list-style:none;padding:0;margin:0}
.contact li{display:grid;grid-template-columns:7.5rem 1fr;gap:12px;padding:.6rem 0;border-bottom:1px solid var(--line);margin:0}
.contact li span:first-child{color:var(--ink-3);font-size:.95rem}
.cta-band{background:var(--ink);color:#fff;border-radius:14px;padding:clamp(28px,5vw,56px);display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:center;position:relative;overflow:hidden}
.cta-band h2{color:#fff;margin-bottom:.35em}
.cta-band p{color:#D4DDD8;margin:0;max-width:38rem}
.cta-band .btn--ghost{color:#fff;border-color:#fff}
.cta-band .btn--ghost:hover{background:#fff;color:var(--ink)}
.cta-band::after{content:"";position:absolute;left:0;right:0;bottom:22px;border-top:2px dashed rgba(36,156,99,.55);pointer-events:none}
.cta-band>*{position:relative;z-index:1}
@media (max-width:760px){.cta-band{grid-template-columns:1fr}}

/* ---------- piè di pagina */
.site-footer{background:var(--paper-2);border-top:1px solid var(--line);padding-block:56px 32px;font-size:.95rem;color:var(--ink-2)}
.site-footer a{color:var(--ink)}
.footer__grid{display:grid;grid-template-columns:minmax(0,1.3fr) repeat(3,minmax(0,1fr));gap:32px}
.footer__grid h2{font-size:.98rem;font-stretch:100%;font-weight:700;margin-bottom:.6rem;letter-spacing:0}
.footer__grid ul{list-style:none;padding:0;margin:0}
.footer__grid li{margin:.35rem 0}
.footer__brand img{height:44px;width:auto;margin-bottom:14px}
.footer__legal{margin-top:40px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px 28px;justify-content:space-between;font-size:.86rem;color:var(--ink-3)}
@media (max-width:900px){.footer__grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer__grid{grid-template-columns:1fr}}

/* =========================================================
   Pagine di approfondimento sui metodi
   ========================================================= */
.crumbs{font-size:.9rem;color:var(--ink-3);margin-bottom:1.4rem}
.crumbs ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:.2rem .5rem}
.crumbs li{margin:0}
.crumbs li+li::before{content:"/";margin-right:.5rem;color:var(--line-2)}
.crumbs a{color:var(--ink-2)}
.doc-hero{padding-block:clamp(36px,5vw,64px) clamp(32px,4vw,48px);border-bottom:1px solid var(--line)}
.doc-hero__grid{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:end}
.doc-hero h1{margin-bottom:.4em;max-width:16em}
.doc-hero .lead{max-width:44rem;margin-bottom:0}
.method-tag{display:inline-grid;place-items:center;width:clamp(84px,9vw,120px);aspect-ratio:1;border-radius:14px;background:var(--g-b);color:#fff;
  font-size:clamp(3rem,2rem + 3vw,4.6rem);font-weight:850;font-stretch:115%;line-height:1}
.method-tag--a{background:var(--g-a)}
.method-tag--c{background:var(--g-c)}
@media (max-width:640px){.doc-hero__grid{grid-template-columns:1fr}.method-tag{order:-1;width:72px;font-size:2.6rem}}
.method-switch{display:flex;flex-wrap:wrap;gap:8px;margin-top:1.6rem}
.method-switch a{display:inline-flex;align-items:center;gap:.5rem;padding:.45rem .9rem .45rem .45rem;border:1.5px solid var(--line-2);border-radius:var(--r);
  text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem;background:#fff}
.method-switch a b{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:5px;background:var(--paper-3);color:var(--ink);font-weight:800}
.method-switch a[aria-current="page"]{border-color:var(--ink);background:var(--ink);color:#fff}
.method-switch a[aria-current="page"] b{background:#fff}
.method-switch a:hover:not([aria-current]){border-color:var(--ink)}

.doc{display:grid;grid-template-columns:15rem minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:start;padding-block:clamp(40px,5vw,64px)}
.toc{position:sticky;top:calc(var(--header-h) + 28px);font-size:.93rem}
.toc h2{font-size:.95rem;font-stretch:100%;font-weight:700;margin-bottom:.6rem;color:var(--ink-2)}
.toc ol{list-style:none;padding:0;margin:0;border-left:2px solid var(--line)}
.toc li{margin:0}
.toc a{display:block;padding:.35rem 0 .35rem 1rem;color:var(--ink-2);text-decoration:none;margin-left:-2px;border-left:2px solid transparent;line-height:1.35}
.toc a:hover{color:var(--ink);border-left-color:var(--line-2)}
.toc a.is-active{color:var(--ink);font-weight:650;border-left-color:var(--g-b)}
.toc .btn{margin-top:1.4rem;width:100%;font-size:.95rem}
.toc a.btn--primary{color:#fff;padding:.7rem 1rem;border-left:0;margin-left:0;justify-content:center}
.toc a.btn--primary:hover{color:#fff;border-left:0}
@media (max-width:1020px){.doc{grid-template-columns:minmax(0,1fr)}.toc{position:static;border:1px solid var(--line);border-radius:10px;padding:1rem 1.2rem}.toc .btn{display:none}}

.prose{max-width:46rem;min-width:0}
.prose>h2{margin:3.2rem 0 1rem;padding-top:1.2rem;border-top:2px solid var(--ink)}
.prose>h2:first-child{margin-top:0}
.prose>h3{margin:2rem 0 .6rem}
.prose p,.prose li{color:var(--ink-2)}
.prose li::marker{color:var(--g-b);font-weight:700}
.prose .wide{max-width:none}

.brief{margin:0 0 1rem;display:grid;grid-template-columns:1fr 1fr;border:1.5px solid var(--ink);border-radius:12px;overflow:hidden;background:#fff}
.brief>div{padding:1rem 1.2rem;border-bottom:1px solid var(--line)}
.brief>div:nth-child(odd){border-right:1px solid var(--line)}
.brief>div:nth-last-child(-n+2){border-bottom:0}
.brief dt{font-size:.86rem;color:var(--ink-3);margin-bottom:.2rem}
.brief dd{margin:0;font-weight:600;line-height:1.4;color:var(--ink)}
@media (max-width:620px){.brief{grid-template-columns:1fr}.brief>div:nth-child(odd){border-right:0}.brief>div:nth-last-child(2){border-bottom:1px solid var(--line)}}

.norma{margin:1.2rem 0 1.6rem;font-family:var(--serif);font-size:1.05rem;line-height:1.72;color:#2A3236;background:#FAFBF9;border:1px solid var(--line);
  border-left:4px solid var(--g-c);border-radius:0 10px 10px 0;padding:1.3rem 1.5rem}
.norma p{color:#2A3236;margin:0 0 .75em}
.norma p:last-of-type{margin-bottom:0}
.norma .lv1{margin-top:1em;font-weight:600}
.norma .lv2{padding-left:1.4em;text-indent:-1.4em}
.norma .lv3{padding-left:2.8em;text-indent:-1.4em}
.norma .mod{font-family:var(--sans);font-size:.82rem;color:var(--ink-3);display:block;margin-top:.3em;text-indent:0}
.norma__src{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.4rem 1rem;font-family:var(--sans);font-size:.86rem;color:var(--ink-3);
  margin-top:1rem;padding-top:.8rem;border-top:1px solid var(--line)}
details.norma-wrap>summary{cursor:pointer;font-weight:650;color:var(--g-b);margin:.4rem 0}

.calc{margin:1rem 0 1.4rem;background:var(--paper-2);border-radius:10px;padding:1rem 1.25rem;font-variant-numeric:tabular-nums;font-size:1.02rem;line-height:1.7;color:var(--ink);overflow-x:auto}
.calc p{margin:0;color:var(--ink)}
.calc .r{font-weight:700}
.calc var,.f var{font-style:italic;font-family:var(--serif);font-size:1.08em}
.f{font-variant-numeric:tabular-nums;white-space:nowrap}

.algo{list-style:none;counter-reset:algo;padding:0;margin:1.2rem 0}
.algo>li{position:relative;padding:0 0 1.2rem 3.2rem;margin:0}
.algo>li::before{content:attr(data-l);position:absolute;left:0;top:-.05rem;width:2.2rem;height:2.2rem;border-radius:6px;background:var(--paper-3);
  display:grid;place-items:center;font-weight:800;font-stretch:108%;color:var(--ink)}
.algo>li::after{content:"";position:absolute;left:1.05rem;top:2.5rem;bottom:.3rem;width:2px;background:var(--line)}
.algo>li:last-child::after{display:none}
.algo h3{font-size:1.1rem;margin:0 0 .25rem}
.algo p{margin:0 0 .4rem}

.example{margin:1.4rem 0 2rem;background:#fff;border:1px solid var(--line-2);border-radius:14px;overflow:hidden}
.example__head{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;justify-content:space-between;padding:14px 18px;background:var(--paper-2);border-bottom:1px solid var(--line)}
.example__head h3{font-size:1.05rem;margin:0}
.example__body{padding:16px 18px 18px}
.stepper__nav{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:12px}
.stepper__dots{display:flex;gap:6px;flex-wrap:wrap}
.stepper__dots button{font:inherit;font-size:.86rem;font-weight:650;min-width:38px;height:36px;padding:0 .6rem;border-radius:6px;border:1.5px solid var(--line-2);background:#fff;color:var(--ink);cursor:pointer}
.stepper__dots button[aria-current="step"]{background:var(--ink);border-color:var(--ink);color:#fff}
.stepper__dots button:hover:not([aria-current="step"]){border-color:var(--ink)}
.stepper__arrows{margin-left:auto;display:flex;gap:8px}
.stepper__arrows button{min-height:40px;padding:.4rem .9rem;font-size:.95rem}
.stepper__arrows button[disabled]{opacity:.4;cursor:default}
.stepper__text{margin-top:14px;padding-top:14px;border-top:1px solid var(--line);min-height:8.5rem}
.stepper__text h4{font-size:1.08rem;margin-bottom:.35rem}
.stepper__text p{color:var(--ink-2);margin:0 0 .5rem;font-size:1.02rem}
.stepper__text .calc{margin:.5rem 0 0}

.tbl-wrap{overflow-x:auto;margin:1rem 0 1.6rem;border:1px solid var(--line);border-radius:10px}
.tbl{width:100%;border-collapse:collapse;font-size:.95rem;font-variant-numeric:tabular-nums;background:#fff}
.tbl th,.tbl td{padding:.5rem .75rem;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}
.tbl thead th{background:var(--paper-2);font-weight:650;color:var(--ink-2);font-size:.88rem;position:sticky;top:0}
.tbl td.n,.tbl th.n{text-align:right}
.tbl tr:last-child td{border-bottom:0}
.tbl .win td{background:var(--marker);font-weight:650}
.tbl .out td{color:var(--ink-3)}
.tbl .tag{display:inline-block;font-size:.78rem;font-weight:650;padding:.05rem .45rem;border-radius:4px;background:var(--paper-3);color:var(--ink-2)}
.tbl .tag--no{background:#ECEFF1;color:#4A555B}
.tbl .tag--ok{background:var(--g-wash);color:var(--g-c)}

.tabella-a select{max-width:100%;font:inherit;font-size:1rem;min-height:44px;padding:.4rem 2rem .4rem .7rem;border:1.5px solid var(--line-2);border-radius:var(--r);background:#fff;color:var(--ink)}
.tabella-a label{display:flex;flex-direction:column;gap:.3rem;font-size:.88rem;font-weight:600;color:var(--ink-2)}
.tabella-a .ctrl{display:flex;flex-wrap:wrap;gap:12px 16px;align-items:flex-end}

.note{border-left:3px solid var(--marker);background:#FFFBE6;padding:.9rem 1.1rem;border-radius:0 8px 8px 0;margin:1.2rem 0;font-size:1rem;color:var(--ink-2)}
.note p{margin:0}
.note strong{color:var(--ink)}

.chips{display:flex;flex-wrap:wrap;gap:6px;margin:.5rem 0 .2rem;font-variant-numeric:tabular-nums}
.chip{display:inline-flex;align-items:center;justify-content:center;min-width:3.1rem;padding:.25rem .5rem;border-radius:6px;font-size:.92rem;font-weight:600;background:var(--g-wash);color:var(--g-c);border:1px solid #bfe0cb}
.chip--ala{background:repeating-linear-gradient(135deg,#fff 0 3px,#E3E7E9 3px 6px);color:var(--ink-2);border-color:var(--cell)}
.chips small{align-self:center;color:var(--ink-3);margin-left:.4rem}

.next-methods{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:1.2rem}
.next-methods a{display:flex;gap:14px;align-items:center;padding:16px;border:1.5px solid var(--line-2);border-radius:12px;text-decoration:none;color:var(--ink);background:#fff}
.next-methods a:hover{border-color:var(--ink)}
.next-methods b{flex:none;display:grid;place-items:center;width:48px;height:48px;border-radius:8px;background:var(--g-b);color:#fff;font-size:1.6rem;font-weight:850;font-stretch:112%}
.next-methods span{display:flex;flex-direction:column;font-weight:650;line-height:1.3}
.next-methods small{font-weight:400;color:var(--ink-3);font-size:.9rem}
@media (max-width:620px){.next-methods{grid-template-columns:1fr}}

.soft-cta{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(20px,4vw,40px);align-items:center;margin:1.4rem 0;padding:clamp(18px,3vw,28px);
  border:1.5px solid var(--ink);border-radius:14px;background:#fff}
.soft-cta h3{margin-bottom:.4rem}
.soft-cta p{font-size:1rem}
@media (max-width:760px){.soft-cta{grid-template-columns:1fr}}

@media print{
  .site-header,.nav-toggle,.toc .btn,.video,.stepper__nav,.cta-band{display:none!important}
  body{font-size:11pt}
  a{color:inherit}
}

/* giurisprudenza e prassi (pagine dei metodi) */
.juris{list-style:none;padding:0;margin:1.2rem 0 0;border-top:1px solid var(--line)}
.juris li{padding:1rem 0 1.05rem;border-bottom:1px solid var(--line);margin:0}
.juris a{font-weight:680;font-stretch:103%;color:var(--ink);text-decoration-color:var(--g-a)}
.juris a::after{content:"\00a0\2192";color:var(--g-b)}
.juris a:hover{color:var(--g-c)}
.prose .juris p{margin:.35rem 0 0;font-size:1.02rem}