/* =====================================================================
   TubeAmp Vintage Sound - nuovo stile (novembre 2026)
   Header = banner storico (foto scheda + schema su azzurro + scritta TubeAmp)
   ===================================================================== */
/* latin-ext */
@font-face {
  font-family: 'Bitter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(/stile/fonts/Bitter-700-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Bitter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(/stile/fonts/Bitter-700-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;
}
/* latin-ext */
@font-face {
  font-family: 'Bitter';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(/stile/fonts/Bitter-700-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Bitter';
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url(/stile/fonts/Bitter-700-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;
}
/* latin-ext */
@font-face {
  font-family: 'Courier Prime';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(/stile/fonts/CourierPrime-700-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Courier Prime';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(/stile/fonts/CourierPrime-700-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;
}
/* latin-ext */
@font-face {
  font-family: 'Source Sans 3';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url(/stile/fonts/SourceSans3-400i-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Source Sans 3';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url(/stile/fonts/SourceSans3-400i-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;
}
/* latin-ext */
@font-face {
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(/stile/fonts/SourceSans3-400-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(/stile/fonts/SourceSans3-400-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;
}
/* latin-ext */
@font-face {
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(/stile/fonts/SourceSans3-400-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url(/stile/fonts/SourceSans3-400-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;
}
/* latin-ext */
@font-face {
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(/stile/fonts/SourceSans3-400-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Source Sans 3';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url(/stile/fonts/SourceSans3-400-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;
}

:root{
  --carta:#faf6ef; --carta-2:#f3ebdd; --bianco:#fffdf9;
  --inchiostro:#2b2420; --inchiostro-2:#6b5f55; --linea:#e4d8c6;
  --arancio:#e5863d; --arancio-chiaro:#ffe3c2; --rosso:#a80000; --rosso-scuro:#7a0d0d;
  --ardesia:#2e4354; --ardesia-2:#446783; --cielo:#9fdeff; --schema:#14212b;
  --r:10px; --ombra:0 1px 2px rgba(43,36,32,.06),0 4px 14px rgba(43,36,32,.06);
  --f-titoli:"Bitter",Georgia,"Times New Roman",serif;
  --f-testo:"Source Sans 3",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --f-mono:"Courier Prime","Courier New",Courier,monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:80px}
body{margin:0;background:var(--carta);color:var(--inchiostro);font:17px/1.65 var(--f-testo)}
a{color:var(--rosso)} a:hover{color:var(--rosso-scuro)}
.nt-skip{position:absolute;left:-9999px;top:0;z-index:100;background:#fff;padding:8px 12px}
.nt-skip:focus{left:8px;top:8px}

/* ---------------- HEADER ---------------- */
.nt-hdr{position:sticky;top:0;z-index:30;color:var(--schema);padding-top:env(safe-area-inset-top,0px);
  background:
    linear-gradient(rgba(255,255,255,.22) 1px,transparent 1px) 0 0/16px 16px,
    linear-gradient(90deg,rgba(255,255,255,.22) 1px,transparent 1px) 0 0/16px 16px,
    linear-gradient(180deg,#b3e6ff,var(--cielo) 60%);
  border-bottom:1px solid #7cc3e6;box-shadow:0 2px 12px rgba(20,33,43,.12)}
.nt-hdr::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:3px;pointer-events:none;
  background:linear-gradient(90deg,transparent,var(--arancio) 20%,#ffc26b 50%,var(--arancio) 80%,transparent);opacity:.85}
.nt-hdr-in{--hh:64px;position:relative;height:var(--hh);max-width:1320px;margin:0 auto;display:flex;align-items:center;overflow:hidden}
.nt-hdr-photo{position:absolute;left:0;top:0;bottom:0;width:calc(var(--hh) * 212 / 90);
  background:url(/stile/foto_scheda.png) left center/auto 100% no-repeat;
  -webkit-mask-image:linear-gradient(90deg,#000 72%,transparent);mask-image:linear-gradient(90deg,#000 72%,transparent)}
.hdr-schem{position:absolute;top:0;height:100%;width:auto;left:calc(var(--hh) * 212 / 90 - 4px);opacity:.75;overflow:visible;
  -webkit-mask-image:linear-gradient(90deg,#000 9%,transparent 19%);mask-image:linear-gradient(90deg,#000 9%,transparent 19%)}
.hdr-schem .wires path,.hdr-schem .wires circle,.hdr-schem .wires ellipse{fill:none;stroke:var(--schema);stroke-width:1.4;stroke-linecap:round;stroke-linejoin:round}
.hdr-schem .wires .grid{stroke-dasharray:3 3}
.hdr-schem .wires ellipse.heater{stroke:none;fill:url(#glow);animation:nt-heater 3.2s ease-in-out infinite}
.hdr-schem .dots circle{fill:var(--schema)}
.hdr-schem .lbl text{font-family:var(--f-mono);font-weight:700;fill:var(--schema)}
.hdr-schem .waves path{fill:none;stroke:var(--schema);stroke-width:1.3;stroke-linecap:round;animation:nt-wave 1.8s ease-out infinite}
.hdr-schem .waves path:nth-child(2){animation-delay:.25s}.hdr-schem .waves path:nth-child(3){animation-delay:.5s}
@keyframes nt-heater{0%,100%{opacity:.55}50%{opacity:1}}
@keyframes nt-wave{0%{opacity:0}30%{opacity:.9}100%{opacity:0}}
@media (prefers-reduced-motion:reduce){.hdr-schem .signal{display:none}.hdr-schem *{animation:none!important}}

.nt-btn{appearance:none;border:0;color:inherit;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;cursor:pointer;flex:none;
  position:relative;z-index:2;background:rgba(255,255,255,.6);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);box-shadow:0 1px 3px rgba(20,33,43,.15)}
.nt-btn:hover{background:#fff}
.nt-btn svg{width:24px;height:24px}
.nt-btn-plain{background:transparent;box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none}
.nt-btn-plain:hover{background:var(--carta-2)}
#nt-btn-menu{margin-left:8px}
#nt-btn-search{margin-right:8px}
.nt-brand{position:relative;z-index:2;margin-left:auto;margin-right:8px;text-decoration:none;color:var(--schema);text-align:right;padding:4px}
.nt-brand:hover{color:var(--schema)}
.nt-wordmark{display:block;font:700 26px/1 var(--f-mono);letter-spacing:.5px;color:#c9eeff;
  -webkit-text-stroke:1.3px var(--ardesia);paint-order:stroke fill;text-shadow:1.4px 1.4px 0 var(--ardesia-2)}
.nt-brand small{display:block;font:700 9.5px/1 var(--f-mono);letter-spacing:2px;text-transform:uppercase;color:var(--ardesia);margin-top:5px}
.nt-brand small i{font-style:normal;color:var(--rosso)}
.nt-ohm{display:none}
.nt-btn:focus-visible,.nt-brand:focus-visible,.nt-navbar a:focus-visible{outline:2px solid var(--rosso);outline-offset:2px}

.nt-search{display:none;padding:10px 12px;background:var(--ardesia);position:relative;z-index:1}
.nt-search.open{display:block}
.nt-search form{display:flex;gap:8px;max-width:720px;margin:0 auto}
.nt-search input{flex:1;min-width:0;font:16px var(--f-testo);padding:11px 14px;border-radius:10px;border:0;background:#fffaf2;color:var(--inchiostro)}
.nt-search button{font:700 15px var(--f-testo);padding:0 18px;border:0;border-radius:10px;background:var(--arancio);color:#231c18;cursor:pointer}

/* sezioni: chip scorrevoli su mobile, barra ardesia su desktop */
.nt-navbar{background:var(--carta-2);border-bottom:1px solid var(--linea)}
.nt-navbar-in{display:flex;gap:8px;overflow-x:auto;padding:10px 12px;scrollbar-width:none;-webkit-overflow-scrolling:touch;max-width:1320px;margin:0 auto}
.nt-navbar-in::-webkit-scrollbar{display:none}
.nt-navbar a{flex:none;text-decoration:none;color:var(--inchiostro);font:600 14px/1 var(--f-testo);padding:9px 14px;border-radius:999px;
  background:var(--bianco);border:1px solid var(--linea);white-space:nowrap}
.nt-navbar a.on{background:var(--rosso);color:#fff;border-color:var(--rosso)}
.nt-navbar .sep{flex:none;width:1px;background:var(--linea);margin:4px 2px}
.nt-navbar .nt-mini{display:none}

/* ---------------- LAYOUT ---------------- */
.nt-layout{max-width:1320px;margin:0 auto;padding:0 16px}
.nt-main{min-width:0}
.nt-aside{display:none}

/* menu: cassetto su mobile */
.nt-backdrop{position:fixed;inset:0;background:rgba(20,14,10,.45);opacity:0;pointer-events:none;transition:opacity .2s;z-index:40}
.nt-side{position:fixed;top:0;bottom:0;left:0;width:min(86vw,340px);background:var(--bianco);z-index:50;transform:translateX(-102%);visibility:hidden;
  transition:transform .25s ease,visibility .25s;display:flex;flex-direction:column;box-shadow:4px 0 24px rgba(0,0,0,.2);padding-top:env(safe-area-inset-top,0px)}
body.nt-nav-open .nt-side{transform:none;visibility:visible}
body.nt-nav-open .nt-backdrop{opacity:1;pointer-events:auto}
.nt-side-head{display:flex;align-items:center;justify-content:space-between;padding:8px 8px 8px 16px;border-bottom:1px solid var(--linea)}
.nt-side-head b{font:800 17px var(--f-titoli)}
.nt-side-body{overflow:auto;padding:8px 8px 24px;flex:1}
.nt-side-title{margin:14px 10px 6px;font:700 11.5px var(--f-testo);letter-spacing:1.6px;text-transform:uppercase;color:var(--inchiostro-2)}
.nt-side-ads{margin:16px 6px 0;display:flex;flex-direction:column;gap:12px;align-items:center}
.nt-side-ads:empty{display:none}

/* albero dell'indice */
.nt-tree{list-style:none;margin:0;padding:0}
.nt-tree .nt-tree{padding:0 0 4px 10px;border-left:2px solid var(--linea);margin-left:14px}
.nt-tree li{margin:0}
.nt-tree a{display:block;text-decoration:none;color:var(--inchiostro);padding:7px 10px;border-radius:8px;font-size:15px;line-height:1.35}
.nt-tree a:hover{background:var(--carta-2);color:var(--inchiostro)}
.nt-tree.nt-d0>li>a,.nt-tree.nt-d0>li>details>summary>a{font-weight:600;font-size:15.5px}
.nt-tree a.cur{background:var(--arancio-chiaro);color:var(--rosso-scuro);font-weight:700;box-shadow:inset 3px 0 0 var(--rosso)}
.nt-tree summary{list-style:none;display:flex;align-items:center;gap:2px;border-radius:8px;cursor:pointer}
.nt-tree summary::-webkit-details-marker{display:none}
.nt-tree summary>a{flex:1;min-width:0}
.nt-tog{flex:none;width:34px;height:34px;display:grid;place-items:center;border-radius:8px}
.nt-tog::after{content:"";width:8px;height:8px;border-right:2px solid var(--inchiostro-2);border-bottom:2px solid var(--inchiostro-2);transform:rotate(-45deg);transition:transform .15s}
details[open]>summary .nt-tog::after{transform:rotate(45deg)}
.nt-tog:hover{background:var(--carta-2)}

/* blocco amministrazione nel menu */
.nt-side-body #adminmenu{background:var(--arancio-chiaro);border-radius:8px;padding:8px 10px;margin:4px 2px 6px}
.nt-side-body #adminmenu + script + hr,.nt-side-body #adminmenu ~ hr{display:none}

/* ---------------- ARTICOLO ---------------- */
.nt-crumbs{font-size:13.5px;color:var(--inchiostro-2);margin:14px 0 6px;display:flex;flex-wrap:wrap;gap:4px 6px;align-items:center}
.nt-crumbs a{color:var(--inchiostro-2);text-decoration:none}
.nt-crumbs a:hover{color:var(--rosso);text-decoration:underline}
.nt-crumbs .sep{opacity:.5}
.nt-article{background:var(--bianco);border:1px solid var(--linea);border-radius:var(--r);box-shadow:var(--ombra);padding:20px 18px 26px;margin:14px 0 22px}
.nt-crumbs + .nt-article{margin-top:0}
.nt-kicker{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font:700 12px var(--f-testo);letter-spacing:1.4px;text-transform:uppercase;color:var(--rosso);margin-bottom:10px}
.nt-kicker .pill{background:var(--rosso);color:#fff;border-radius:999px;padding:3px 9px;letter-spacing:.5px}
.nt-h1{font:800 clamp(26px,6.4vw,38px)/1.15 var(--f-titoli);margin:4px 0 16px;letter-spacing:-.2px}

/* contenuto del CMS */
.nt-content{overflow-wrap:anywhere}
.nt-content .descr_style{padding:0;width:auto;background:none}
.nt-content>.descr_style>h2:first-child,.nt-content>h2:first-child{font:800 clamp(26px,6.4vw,38px)/1.15 var(--f-titoli)!important;margin:0 0 16px!important;letter-spacing:-.2px;padding:0}
.nt-content>.descr_style>h2:first-child::before,.nt-content>h2:first-child::before{display:none}
.nt-content h2{font:700 22px/1.3 var(--f-titoli);margin:30px 0 10px!important;padding-top:4px}
.nt-content h2::before{content:"";display:block;width:36px;height:3px;background:var(--arancio);border-radius:2px;margin-bottom:10px}
.nt-content h3{font:700 18px/1.35 var(--f-titoli);margin:22px 0 8px}
.nt-content p{margin:0 0 14px}
.nt-content ol,.nt-content ul{padding-left:24px;margin:0 0 16px}
.nt-content li{margin:0 0 6px}
.nt-content hr{border:0;border-top:1px solid var(--linea);margin:20px 0}
.nt-content strong,.nt-content b{font-weight:700}
.nt-content blockquote{margin:16px 0;padding:10px 14px;background:var(--carta-2);border-left:4px solid var(--arancio);border-radius:0 8px 8px 0}
.nt-content pre,.nt-content code{font-family:var(--f-mono);font-size:.92em;background:var(--carta-2);border-radius:4px}
.nt-content pre{padding:10px 12px;overflow:auto}
.nt-content code{padding:1px 4px}
.nt-content iframe,.nt-content video{max-width:100%!important}
.nt-content video{height:auto}
/* immagini: Parsedown imposta width:65vw / 95vw, qui le adattiamo alla colonna */
.nt-content img{max-width:100%!important;height:auto!important}
.nt-content img[itemprop=image]{width:auto!important;display:block;margin:6px auto 0;border-radius:6px;border:1px solid var(--linea);background:#fff}
.nt-zoom{position:relative;display:block;cursor:zoom-in}
.nt-zoom::after{content:"\1F50D  Tocca per ingrandire";position:absolute;right:10px;bottom:10px;background:rgba(35,28,24,.82);color:#fff;
  font:600 12.5px var(--f-testo);padding:6px 10px;border-radius:999px;pointer-events:none}
.nt-content .bg_alpha0{display:block;font-size:13.5px;color:var(--inchiostro-2);padding:8px 2px 0;border:0;background:none}
/* tabelle */
.nt-tbl{margin:12px 0 16px;position:relative}
.nt-tbl.scrolls::before{content:"scorri \2192";display:block;text-align:right;font-size:13px;font-weight:600;color:var(--rosso);margin-bottom:4px}
.nt-tbl-scroll{overflow-x:auto;border:1px solid var(--linea);border-radius:8px;-webkit-overflow-scrolling:touch;
  background:
    linear-gradient(to right,var(--bianco) 30%,rgba(255,253,249,0)) left/40px 100% no-repeat local,
    linear-gradient(to left,var(--bianco) 30%,rgba(255,253,249,0)) right/40px 100% no-repeat local,
    radial-gradient(farthest-side at 0 50%,rgba(43,36,32,.18),transparent) left/14px 100% no-repeat scroll,
    radial-gradient(farthest-side at 100% 50%,rgba(43,36,32,.18),transparent) right/14px 100% no-repeat scroll}
.nt-content table.tbl333,.nt-content table[border]{border-collapse:separate;border-spacing:0;border:0;width:auto;min-width:100%;
  font-size:14.5px;line-height:1.35;font-variant-numeric:tabular-nums;color:var(--inchiostro);margin:0}
.nt-content table.tbl333 td,.nt-content table[border] td,.nt-content table[border] th{padding:8px 12px;border:0;border-bottom:1px solid var(--linea);
  width:auto;height:auto;background:transparent;vertical-align:top;text-align:left}
.nt-content table.tbl333 td p,.nt-content table[border] td p{margin:0}
.nt-content table{overflow-wrap:normal;word-break:normal}
.nt-content table td.nt-nw{white-space:nowrap}
.nt-content table.tbl333 td{min-width:3.5em}
.nt-content table.tbl333 tr:last-child td{border-bottom:0}
.nt-content table.tbl333 tr:nth-child(even) td{background:rgba(243,235,221,.45)}
.nt-content table.tbl333 tr.nt-head td{background:var(--carta-2);font-size:13px;color:#4a3f37}
.nt-content table.tbl333 td:first-child{position:sticky;left:0;z-index:1;background:var(--bianco);box-shadow:1px 0 0 var(--linea)}
.nt-content table.tbl333 tr:nth-child(even) td:first-child{background:#faf3e8}
.nt-content table.tbl333 tr.nt-head td:first-child{background:var(--carta-2)}
/* tabelle "affiancate" (tabella di impaginazione con più tabelle dentro) */
.nt-content div[style*="overflow"]{max-width:100%}
.nt-content div[style*="overflow"]>table:not(.tbl333){width:100%;border-collapse:collapse}
.nt-content div[style*="overflow"]>table:not(.tbl333)>tbody>tr>td{vertical-align:top;padding:0 6px 0 0}

/* annunci */
.nt-ad{margin:20px 0;min-height:120px}
.nt-ads-bottom{margin:0 0 22px;overflow:hidden;text-align:center}
.nt-ads-bottom:empty{display:none}

/* serie / pagine vicine */
.nt-snav{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:26px}
.nt-snav a{display:block;text-decoration:none;border:1px solid var(--linea);border-radius:10px;padding:12px 14px;background:var(--carta);color:var(--inchiostro);line-height:1.3}
.nt-snav a:hover{border-color:var(--arancio);background:#fff;color:var(--inchiostro)}
.nt-snav small{display:block;font-size:12px;color:var(--inchiostro-2);text-transform:uppercase;letter-spacing:1px;margin-bottom:4px}
.nt-snav .next{text-align:right}
.nt-series{background:var(--bianco);border:1px solid var(--linea);border-radius:var(--r);box-shadow:var(--ombra);padding:14px 14px 10px;margin-bottom:22px}
.nt-series h3{margin:0 0 2px;font:700 16px/1.3 var(--f-titoli)}
.nt-series-sub{font-size:13px;color:var(--inchiostro-2)}
.nt-progress{height:6px;background:var(--carta-2);border-radius:99px;overflow:hidden;margin:8px 0 10px}
.nt-progress i{display:block;height:100%;background:linear-gradient(90deg,var(--rosso),var(--arancio))}
.nt-series ol{list-style:none;padding:0;margin:0;counter-reset:s}
.nt-series li{counter-increment:s}
.nt-series li a{display:flex;gap:10px;text-decoration:none;color:var(--inchiostro);padding:7px 6px;border-radius:6px;font-size:14.5px;line-height:1.3}
.nt-series li a::before{content:counter(s);flex:none;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:700;background:var(--carta-2);color:var(--inchiostro-2)}
.nt-series li.done a::before{background:#e9dcc8;color:#7a6a5a}
.nt-series li.cur a{background:var(--arancio-chiaro);font-weight:700}
.nt-series li.cur a::before{background:var(--rosso);color:#fff}
.nt-series li a:hover{background:var(--carta-2)}

/* indice automatico delle sottopagine */
.nt-toc-hint{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;margin:0 0 18px;padding:11px 14px;border-radius:10px;
  background:var(--arancio-chiaro);border:1px solid #f3c99a;color:var(--inchiostro);text-decoration:none;font-size:15px;line-height:1.35}
.nt-toc-hint:hover{background:#ffd9ad;color:var(--inchiostro)}
.nt-toc-hint-ic{font-size:18px;color:var(--rosso)}
.nt-toc-hint b{color:var(--rosso-scuro)}
.nt-toc-hint-go{margin-left:auto;font-weight:700;color:var(--rosso);white-space:nowrap}
.nt-toc{margin:30px 0 4px;padding-top:22px;border-top:1px solid var(--linea);scroll-margin-top:80px}
.nt-toc-title{font:800 22px/1.25 var(--f-titoli);margin:0 0 2px}
.nt-toc-title::before{content:"";display:block;width:36px;height:3px;background:var(--arancio);border-radius:2px;margin-bottom:10px}
.nt-toc-sub{margin:0 0 14px;color:var(--inchiostro-2);font-size:14.5px}
.nt-toc-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.nt-toc-list a{display:flex;gap:12px;align-items:stretch;text-decoration:none;color:var(--inchiostro);background:var(--carta);
  border:1px solid var(--linea);border-radius:10px;overflow:hidden;transition:border-color .15s,box-shadow .15s,transform .15s}
.nt-toc-list a:hover{border-color:var(--arancio);box-shadow:0 4px 14px rgba(43,36,32,.10);background:#fff;color:var(--inchiostro);transform:translateY(-1px)}
.nt-toc-img{flex:none;width:112px;background:var(--carta-2)}
.nt-toc-img img{display:block;width:100%;height:100%;min-height:76px;object-fit:cover}
.nt-toc-noimg{background:linear-gradient(135deg,var(--carta-2),#e9dcc8)}
.nt-toc-txt{flex:1;min-width:0;padding:10px 12px 10px 0;display:flex;flex-direction:column;justify-content:center;gap:2px}
.nt-toc-n{font:700 11.5px var(--f-testo);letter-spacing:1.2px;text-transform:uppercase;color:var(--rosso)}
.nt-toc-txt b{font:700 16.5px/1.3 var(--f-titoli)}
.nt-toc-txt small{font-size:14px;line-height:1.4;color:var(--inchiostro-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nt-toc-cta{display:inline-block;margin-top:16px;padding:11px 18px;border-radius:10px;background:var(--rosso);color:#fff;text-decoration:none;font-weight:700}
.nt-toc-cta:hover{background:var(--rosso-scuro);color:#fff}
@media (min-width:700px){
  .nt-toc-list{grid-template-columns:1fr 1fr}
  .nt-toc-list a{flex-direction:column;gap:0}
  .nt-toc-img{width:100%;aspect-ratio:16/10}
  .nt-toc-txt{padding:10px 14px 12px;justify-content:flex-start}
  .nt-toc-txt small{-webkit-line-clamp:3}
}

/* footer */
.nt-footer{background:var(--ardesia);color:#cfdde8;margin-top:30px;padding:26px 16px calc(26px + env(safe-area-inset-bottom,0px));font-size:14px}
.nt-footer-in{max-width:1320px;margin:0 auto;display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;align-items:center}
.nt-footer a{color:#fff}
.nt-footer-links{display:flex;flex-wrap:wrap;gap:8px 18px}

/* zoom immagini */
.nt-lightbox{position:fixed;inset:0;background:#0f0a08;z-index:60;display:flex;overflow:auto;-webkit-overflow-scrolling:touch}
.nt-lightbox[hidden]{display:none}
.nt-lightbox img{max-width:none;width:max(100%,1100px);margin:auto;flex:none;background:#fff}
.nt-lb-close{position:fixed;top:calc(10px + env(safe-area-inset-top,0px));right:10px;z-index:61;width:48px;height:48px;border-radius:50%;
  background:rgba(20,14,10,.88);color:#fff;border:2px solid rgba(255,255,255,.85);box-shadow:0 2px 10px rgba(0,0,0,.45);-webkit-backdrop-filter:none;backdrop-filter:none}
.nt-lb-close:hover,.nt-lb-close:focus-visible{background:var(--rosso);color:#fff}
.nt-lb-close svg{width:26px;height:26px;stroke-width:2.6}
.nt-lb-hint{position:fixed;bottom:14px;left:50%;transform:translateX(-50%);color:#ddd;font-size:13px;background:rgba(0,0,0,.5);padding:6px 12px;border-radius:999px;white-space:nowrap}

/* ---------- compatibilità: classi del vecchio stile usate da contenuti, strumenti e area admin ---------- */
.nt-content .div333{overflow:auto;max-width:100%}
.nt-content .azioni{font-family:var(--f-testo);font-size:15px;color:var(--inchiostro);text-decoration:none}
.nt-content .azioni:hover{color:var(--rosso);text-decoration:underline}
.nt-content .testoarticolo{margin:0!important}
.nt-content .bgistruzioni{margin:0 0 12px;max-width:100%;width:auto;word-spacing:6px;border:1px solid var(--linea);border-radius:8px;font:12.5px/1.6 var(--f-mono);padding:8px 10px;background:var(--carta-2)}
.nt-content .fxframe{overflow:auto;width:auto;height:600px;background:#fff;border:1px solid var(--linea);border-radius:8px;padding:6px}
.nt-content input[type=text],.nt-content input[type=search],.nt-content textarea,.nt-content select{font:15px var(--f-testo);border:1px solid #cdbca6;border-radius:6px;padding:4px 6px;background:#fff;max-width:100%}
.nt-content textarea{font-family:var(--f-mono);font-size:13.5px}
.nt-content input[type=submit],.nt-content button{font:600 14px var(--f-testo);border:1px solid #cdbca6;border-radius:6px;padding:5px 12px;background:var(--carta-2);cursor:pointer}
.nt-content input[type=submit]:hover,.nt-content button:hover{background:var(--arancio-chiaro)}
/* paginazione della ricerca: il vecchio stile usava testo bianco su sfondo arancio */
.nt-content a span[style*="f6f6f6"]{color:var(--rosso)!important}

/* ---------------- DESKTOP ---------------- */
@media (min-width:1024px){
  body{font-size:18px}
  .nt-hdr{position:relative}
  .nt-hdr-in{--hh:104px;padding:0 20px}
  .nt-hdr-photo{left:20px}
  .hdr-schem{left:calc(20px + var(--hh) * 212 / 90 - 4px);opacity:1;-webkit-mask-image:none;mask-image:none}
  #nt-btn-menu{display:none}
  .nt-brand{margin-right:14px}
  .nt-wordmark{font-size:46px;-webkit-text-stroke-width:1.6px;text-shadow:2px 2px 0 var(--ardesia-2)}
  .nt-brand small{font-size:11.5px;letter-spacing:3.2px;margin-top:8px}
  .nt-ohm{display:inline}

  .nt-navbar{position:sticky;top:0;z-index:30;background:var(--ardesia);border:0;box-shadow:0 2px 10px rgba(20,33,43,.25)}
  .nt-navbar-in{padding:0 20px;height:48px;gap:2px;align-items:center;overflow-x:auto;overflow-y:hidden;flex-wrap:nowrap}
  .nt-navbar a{color:#e3eef5;background:none;border:0;border-radius:0;font-size:14.5px;padding:0 13px;height:48px;display:flex;align-items:center;
    border-top:3px solid transparent;border-bottom:3px solid transparent}
  .nt-navbar a:hover{color:#fff;background:rgba(255,255,255,.06)}
  .nt-navbar a.on{color:#fff;background:none;border-bottom-color:var(--arancio)}
  .nt-navbar .sep{height:20px;align-self:center;background:rgba(255,255,255,.18);margin:0 8px}
  .nt-navbar .nt-mini{display:flex;font:700 19px/1 var(--f-mono);color:#c9eeff;padding:0;border:0;overflow:hidden;
    max-width:0;margin-right:0;opacity:0;transition:max-width .25s,opacity .25s,margin .25s;pointer-events:none}
  .nt-navbar.stuck .nt-mini{max-width:140px;margin-right:16px;opacity:1;pointer-events:auto}

  .nt-layout{display:grid;grid-template-columns:270px minmax(0,1fr);gap:28px;padding:0 20px}
  .nt-side{position:sticky;top:68px;align-self:start;transform:none;visibility:visible;width:auto;max-height:calc(100vh - 88px);z-index:1;
    background:var(--bianco);border:1px solid var(--linea);border-radius:var(--r);margin-top:20px;box-shadow:var(--ombra);transition:none;padding-top:0}
  .nt-side-head{display:none}
  .nt-backdrop{display:none}
  .nt-article{padding:30px 40px 36px}
  .nt-crumbs{margin-top:20px}
  .nt-main{max-width:820px}
  .nt-series-mobile{display:none}
  /* area admin: colonna centrale larga (editor, anteprime, tabelle) */
  .nt-admin .nt-main{max-width:none}
  .nt-admin .nt-content{overflow-wrap:normal;overflow-x:auto}
}
@media (min-width:1024px) and (max-width:1199px){
  .nt-hdr-in{--hh:90px}
  .nt-wordmark{font-size:40px}
}
@media (min-width:1280px){
  .nt-layout{grid-template-columns:270px minmax(0,820px) 270px;justify-content:center}
  .nt-aside{display:block;position:sticky;top:68px;align-self:start;margin-top:52px}
  .nt-aside:empty{display:none}
  .nt-admin .nt-layout{grid-template-columns:270px minmax(0,1fr)}
  .nt-admin .nt-aside{display:none}
  .nt-admin .nt-series-mobile{display:block}
}