@font-face{
  font-family:"Inter";font-style:normal;font-weight:400;font-display:swap;
  src:url("vendor/fonts/inter-400.woff2") format("woff2");
}
@font-face{
  font-family:"Inter";font-style:normal;font-weight:500;font-display:swap;
  src:url("vendor/fonts/inter-500.woff2") format("woff2");
}
@font-face{
  font-family:"Inter";font-style:normal;font-weight:600;font-display:swap;
  src:url("vendor/fonts/inter-600.woff2") format("woff2");
}
@font-face{
  font-family:"Inter";font-style:normal;font-weight:700;font-display:swap;
  src:url("vendor/fonts/inter-700.woff2") format("woff2");
}

:root{
  --ink:#0A0A0A;
  --paper:#FFFFFF;
  --surface:#F6F6F4;
  --line:#E4E4E1;
  --muted:#6E6E6B;
  --crust:#C9451F;
  --r:14px;
  --pad:24px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI","Helvetica Neue",Arial,sans-serif;
  font-size:16px;line-height:1.5;letter-spacing:-0.011em;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--ink);outline-offset:3px;border-radius:4px}

.wrap{max-width:1060px;margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
.bar{height:66px;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;letter-spacing:-0.03em;font-size:19px}
.logo svg{display:block}
.logo .light{font-weight:500;color:var(--muted)}
.bar nav{display:flex;gap:22px;font-size:14px;font-weight:500;color:var(--muted)}
.bar nav a:hover{color:var(--ink)}
@media(max-width:620px){.bar nav{display:none}}

/* ---------- hero ---------- */
.hero{padding:88px 0 56px;border-bottom:1px solid var(--line)}
.eyebrow{font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:22px}
h1{
  margin:0;font-size:clamp(38px,7.4vw,68px);line-height:1.02;
  font-weight:700;letter-spacing:-0.045em;max-width:14ch;
}
.hero p{margin:22px 0 0;font-size:clamp(16px,2.2vw,19px);color:var(--muted);max-width:46ch;letter-spacing:-0.01em}
.facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px}
.fact{font-size:13px;font-weight:500;border:1px solid var(--line);border-radius:999px;padding:7px 14px;color:var(--muted)}
.fact b{color:var(--ink);font-weight:600}

/* ---------- tools ---------- */
.section{padding:56px 0 88px}
.sechead{display:flex;align-items:baseline;justify-content:space-between;margin:88px 0 26px;gap:16px}
.section > .sechead:first-of-type{margin-top:0}
@media(max-width:560px){.sechead{margin-top:64px}}
.sechead h2{margin:0;font-size:15px;font-weight:600;letter-spacing:-0.01em}
.sechead span{font-size:13px;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.card--big{grid-column:span 2}
.card--big.card h3{font-size:21px}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}.card--big{grid-column:auto}.card--big.card h3{font-size:16px}}
@media(max-width:560px){.grid{grid-template-columns:1fr}}
.card{
  display:block;border:1px solid var(--line);border-radius:var(--r);padding:22px;background:var(--paper);
  transition:border-color .16s ease, transform .16s ease, box-shadow .16s ease;cursor:pointer;text-align:left;width:100%;
}
.card:hover{border-color:var(--ink);transform:translateY(-2px);box-shadow:0 6px 22px rgba(0,0,0,.05)}
.card .ico{width:26px;height:26px;margin-bottom:44px;color:var(--ink)}
.card h3{margin:0 0 5px;font-size:16px;font-weight:600;letter-spacing:-0.02em}
.card p{margin:0;font-size:13.5px;color:var(--muted);line-height:1.45}

/* ---------- tool view ---------- */
.tool{padding:34px 0 96px;display:block}
.back{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:500;color:var(--muted);margin-bottom:34px}
.back:hover{color:var(--ink)}
.tool h2{margin:0;font-size:clamp(28px,5vw,40px);font-weight:700;letter-spacing:-0.04em;line-height:1.06}
.tool .lede{margin:12px 0 34px;color:var(--muted);max-width:52ch}

.drop{
  border:1.5px dashed var(--line);border-radius:var(--r);background:var(--surface);
  padding:52px 24px;text-align:center;cursor:pointer;transition:border-color .16s,background .16s;
}
.drop:hover{border-color:var(--ink);background:#F0F0EE}
.drop.hot{border-color:var(--crust);background:#F0F0EE}
.drop strong{display:block;font-size:16px;font-weight:600;margin-bottom:6px}
.drop span{font-size:13.5px;color:var(--muted)}

.files{list-style:none;margin:16px 0 0;padding:0;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:none}
.files li{display:flex;align-items:center;gap:12px;padding:13px 16px;border-bottom:1px solid var(--line);font-size:14px}
.files li:last-child{border-bottom:0}
.files .nm{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}
.files .sz{font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}
.files .x{border:0;background:none;color:var(--muted);cursor:pointer;padding:2px 4px;line-height:1}
.files .x:hover{color:var(--ink)}

.opts{display:none;margin-top:22px;border:1px solid var(--line);border-radius:var(--r);padding:20px}
.opt{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:11px 0;border-bottom:1px solid var(--line);flex-wrap:wrap}
.opt:last-child{border-bottom:0}
.opt:first-child{padding-top:0}
.opt label{font-size:14px;font-weight:500}
.opt .hint{display:block;font-size:12.5px;color:var(--muted);font-weight:400;margin-top:3px}
input[type=text],input[type=number],select{
  font-family:inherit;font-size:14px;padding:9px 12px;border:1px solid var(--line);border-radius:9px;background:var(--paper);color:var(--ink);min-width:150px;
}
input[type=text]:focus,input[type=number]:focus,select:focus{border-color:var(--ink);outline:none}
input[type=range]{accent-color:var(--ink);width:180px}
.val{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;min-width:52px;text-align:right}

.go{
  margin-top:26px;display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:var(--ink);color:var(--paper);border:0;border-radius:999px;padding:15px 34px;font-size:15px;font-weight:600;cursor:pointer;
  transition:opacity .15s;letter-spacing:-0.01em;
}
.go:hover{opacity:.86}
.go:disabled{opacity:.32;cursor:not-allowed}

.procwrap{display:flex;align-items:center;gap:14px;margin-top:18px}
.status{margin:0;font-size:14px;color:var(--muted);display:none}
.status.err{color:var(--crust)}

.prog{display:none}
.pizza{display:block;transform-origin:50% 50%}
.pizza-base{fill:var(--surface);stroke:var(--line);stroke-width:1.5}
.pizza-fill{fill:none;stroke:var(--crust);stroke-width:6;stroke-linecap:round;transform:rotate(-90deg);transform-origin:50% 50%;transition:stroke-dashoffset .25s ease}
@keyframes pizza-pulse{0%{transform:scale(1)}50%{transform:scale(1.06)}100%{transform:scale(1)}}
.pizza.done{animation:pizza-pulse .4s ease}

.out{margin-top:26px;border:1px solid var(--crust);border-radius:var(--r);padding:20px;display:none}
.out-num{margin:0;font-size:34px;font-weight:700;letter-spacing:-0.02em;line-height:1.1;color:var(--crust)}
.out p{margin:6px 0 16px;font-size:13.5px;color:var(--muted)}
.dl{display:inline-flex;align-items:center;gap:9px;background:var(--ink);color:var(--paper);border-radius:999px;padding:12px 24px;font-size:14px;font-weight:600}
.dl:hover{opacity:.86}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line);padding:36px 0 60px;font-size:13px;color:var(--muted)}
.foot{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

.privacy{margin-top:70px;border:1px solid var(--line);border-radius:var(--r);padding:26px;display:flex;gap:20px;align-items:flex-start}
.privacy svg{flex:none;margin-top:2px}
.privacy h3{margin:0 0 6px;font-size:15px;font-weight:600}
.privacy p{margin:0;font-size:13.5px;color:var(--muted);max-width:62ch}

/* ---------- pubblicità ---------- */
.adwrap{margin:56px 0 0}
.adwrap.tight{margin:48px 0 0}
.adlabel{font-size:10.5px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:#A8A8A5;margin-bottom:8px}
.adbox{min-height:120px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.adbox.ph{border:1px dashed var(--line);border-radius:var(--r);background:var(--surface);color:#A8A8A5;font-size:12.5px}
.adbox ins{width:100%}
@media(max-width:560px){.adwrap{margin-top:44px}}

/* ---------- faq ---------- */
.faq{margin-top:72px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:20px 0;font-size:15px;font-weight:600;letter-spacing:-0.015em;display:flex;justify-content:space-between;gap:20px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-size:18px;font-weight:400;color:var(--muted)}
.faq details[open] summary::after{content:'–'}
.faq p{margin:0 0 20px;font-size:14.5px;color:var(--muted);max-width:68ch;line-height:1.6}

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

/* ---------- pagine multi-sito: titoli di sezione/strumento, testi lunghi, correlati ---------- */
.pgtitle{margin:0;font-size:clamp(28px,5vw,40px);font-weight:700;letter-spacing:-0.04em;line-height:1.06}

.sechead h2 a{color:inherit;text-decoration:none}

.prose{margin-top:44px}
.prose p{margin:0 0 20px;font-size:15.5px;line-height:1.7;max-width:68ch;color:#2A2A28}

.also{margin-top:72px;padding-top:40px;border-top:1px solid var(--line)}
.also h2{margin:0 0 20px;font-size:15px;font-weight:600;letter-spacing:-0.01em}

/* ---------- tema scuro automatico ---------- */
@media (prefers-color-scheme: dark) {
  :root {
    --ink: #F2F2F0;
    --paper: #101010;
    --surface: #1A1A19;
    --line: #2C2C2A;
    --muted: #9A9A97;
    --crust: #E8623C;
  }
  header{background:rgba(16,16,16,.92)}
  .drop:hover,.drop.hot{background:#242422}
  .prose p{color:#D6D6D3}
}