/* XLAM.com — foglio di stile comune (IT / EN / DE) */

@font-face { font-family: "Archivo"; src: url("../fonts/archivo-var.woff2") format("woff2");
  font-weight: 100 900; font-stretch: 62% 125%; font-display: swap; }
@font-face { font-family: "Plex"; src: url("../fonts/plex-sans-400.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Plex"; src: url("../fonts/plex-sans-400i.woff2") format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Plex"; src: url("../fonts/plex-sans-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Plex"; src: url("../fonts/plex-sans-600.woff2") format("woff2"); font-weight: 600; font-display: swap; }

:root {
  /* materiali */
  --calce: #F3F4F1;      /* intonaco a calce: fondo pagina */
  --calce-2: #E6E9E4;    /* fondo sezioni alterne */
  --grafite: #1C2321;    /* testo, rail del modulo */
  --grafite-2: #2A3330;
  --ardesia: #5E6E74;    /* testo secondario */
  --abete: #E0A53A;      /* legno di abete: accento e azioni */
  --abete-scuro: #B9781F;
  --abete-chiaro: #F2D7A4;
  --bosco: #2F5D4E;      /* conferme, sostenibilità */
  --linea: #CDD3CE;
  --errore: #A3361F;

  --rail: clamp(300px, 22vw, 340px);
  --gutter: clamp(20px, 4vw, 64px);
  --misura: 68ch;
  --header: 68px;

  --f-titoli: "Archivo", "Arial Narrow", Arial, sans-serif;
  --f-testo: "Plex", "Segoe UI", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header) + 16px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--calce); color: var(--grafite);
  font: 400 1.0625rem/1.6 var(--f-testo);
  font-feature-settings: "kern", "liga";
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--abete-scuro); }
:focus-visible { outline: 3px solid var(--abete); outline-offset: 2px; border-radius: 2px; }
.nw { white-space: nowrap; }
.sr-only { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 12px; top: -60px; background: var(--grafite); color: #fff; padding: 10px 14px; z-index: 100; }
.skip:focus { top: 12px; }

h1, h2, h3 { font-family: var(--f-titoli); font-stretch: 112%; line-height: 1.05; margin: 0; letter-spacing: -0.01em; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.9rem); font-weight: 800; max-width: 22ch; }
h3 { font-size: 1.3rem; font-weight: 700; font-stretch: 105%; line-height: 1.2; }
p { margin: 0 0 1em; max-width: var(--misura); }
.lead { font-size: 1.2rem; line-height: 1.55; color: var(--grafite-2); }
.nota { font-size: .9rem; color: var(--ardesia); }

/* ============ impaginazione: contenuto + rail fisso ============ */
.pagina { margin-right: var(--rail); min-height: 100vh; }
.sezione { padding: clamp(64px, 9vw, 120px) var(--gutter); }
.sezione--alt { background: var(--calce-2); }
.sezione--scura { background: var(--grafite); color: var(--calce); }
.sezione__intro { margin-bottom: 48px; }
.sezione__intro p { margin-top: 18px; }

/* ============ header ============ */
.testata {
  position: sticky; top: 0; z-index: 30; height: var(--header);
  display: flex; align-items: center; gap: 28px; padding: 0 var(--gutter);
  background: rgba(243, 244, 241, .94); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--linea);
}
.testata__logo img { height: 34px; width: auto; }
.menu { display: flex; gap: 22px; margin-left: auto; font-size: .95rem; }
.menu a { text-decoration: none; color: var(--grafite-2); padding: 6px 0; }
.menu a:hover { color: var(--abete-scuro); box-shadow: inset 0 -2px 0 var(--abete); }
.lingue { display: flex; gap: 2px; font-size: .85rem; font-weight: 600; }
.lingue a { text-decoration: none; padding: 5px 7px; color: var(--ardesia); border-radius: 4px; }
.lingue a[aria-current="true"] { background: var(--grafite); color: var(--calce); }
.menu-btn { display: none; margin-left: auto; background: none; border: 1px solid var(--linea); border-radius: 6px; padding: 8px 12px; font: inherit; font-size: .9rem; color: var(--grafite); }

/* ============ hero: titolo a strati incrociati ============ */
.hero { padding: clamp(40px, 6vw, 80px) var(--gutter) clamp(56px, 7vw, 96px); }
.strati { margin: 0 0 40px; font-size: clamp(2.5rem, 7.2vw, 6.4rem); font-weight: 850; font-stretch: 118%; line-height: .95; }
.strato {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding: .16em .22em .2em; margin-bottom: 5px;   /* la fuga di 5px è il giunto incollato */
  background-color: var(--abete-chiaro); color: var(--grafite);
}
/* fibre longitudinali (strati 1 e 3) e trasversali (strato 2) */
.strato--long { background-image: repeating-linear-gradient(0deg, transparent 0 9px, rgba(185, 120, 31, .14) 9px 10px); }
.strato--trasv { background-color: #EBC583; background-image: repeating-linear-gradient(90deg, transparent 0 13px, rgba(122, 78, 34, .16) 13px 14px, transparent 14px 54px, rgba(122, 78, 34, .3) 54px 55px); }
.strato__chi { font: 500 clamp(.8rem, 1.1vw, 1rem)/1.3 var(--f-testo); text-align: right; color: var(--grafite-2); max-width: 16ch; letter-spacing: 0; }
.hero__testo { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 32px 48px; align-items: end; }
.hero__testo .lead { margin: 0; }
.azioni { display: flex; flex-wrap: wrap; gap: 12px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font: 600 1rem/1 var(--f-testo); text-decoration: none; cursor: pointer;
  padding: 15px 22px; border-radius: 6px; border: 2px solid transparent; transition: background-color .15s, color .15s;
}
.btn--primario { background: var(--grafite); color: var(--calce); }
.btn--primario:hover { background: var(--abete); color: var(--grafite); }
.btn--secondario { border-color: var(--grafite); color: var(--grafite); background: transparent; }
.btn--secondario:hover { background: var(--grafite); color: var(--calce); }
.btn--abete { background: var(--abete); color: var(--grafite); }
.btn--abete:hover { background: var(--abete-chiaro); color: var(--grafite); }
.link-azione { text-align: left; font-weight: 600; color: var(--grafite); background: none; border: 0; padding: 0; cursor: pointer; font: inherit; font-weight: 600; text-decoration: underline; text-decoration-color: var(--abete); text-decoration-thickness: 2px; text-underline-offset: 5px; }
.link-azione:hover { color: var(--abete-scuro); }

.fatti { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: 56px; border-top: 2px solid var(--grafite); }
.fatti div { padding: 16px 20px 0 0; font-size: .95rem; color: var(--grafite-2); }
.fatti strong { display: block; font: 700 1.05rem/1.25 var(--f-titoli); font-stretch: 108%; color: var(--grafite); margin-bottom: 4px; }

/* ============ selettore profilo ============ */
.profili__schede { display: flex; flex-wrap: wrap; gap: 0; border-bottom: 2px solid var(--grafite); }
.profili__schede button {
  font: 700 1.05rem/1.2 var(--f-titoli); font-stretch: 108%; color: var(--ardesia);
  background: none; border: 0; padding: 14px 22px 14px 0; margin-right: 22px; cursor: pointer;
  border-bottom: 5px solid transparent; margin-bottom: -2px;
}
.profili__schede button[aria-selected="true"] { color: var(--grafite); border-bottom-color: var(--abete); }
.profili__schede button:hover { color: var(--grafite); }
.profilo { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 48px; padding-top: 40px; }
.profilo[hidden] { display: none; }
.profilo h3 { font-size: clamp(1.5rem, 2.4vw, 2rem); font-weight: 800; margin-bottom: 16px; max-width: 24ch; }
.elenco { list-style: none; padding: 0; margin: 0 0 28px; }
.elenco li { padding: 10px 0 10px 30px; border-top: 1px solid var(--linea); position: relative; }
.elenco li::before { content: ""; position: absolute; left: 0; top: 19px; width: 16px; height: 8px;
  background: linear-gradient(var(--abete) 0 2px, transparent 2px 3px, var(--abete-scuro) 3px 5px, transparent 5px 6px, var(--abete) 6px 8px); }
.profilo__servizi { background: var(--grafite); color: var(--calce); padding: 28px; border-radius: 4px; align-self: start; }
.profilo__servizi h4 { margin: 0 0 14px; font: 600 .95rem/1.3 var(--f-testo); color: #A9B6BC; }
.profilo__servizi ul { list-style: none; padding: 0; margin: 0 0 24px; }
.profilo__servizi li { padding: 12px 0; border-top: 1px solid rgba(255, 255, 255, .12); }
.profilo__servizi li strong { display: block; font: 700 1.1rem/1.2 var(--f-titoli); font-stretch: 108%; color: var(--abete); }
.profilo__servizi li span { font-size: .93rem; color: #D5DBD7; }

/* ============ servizi ============ */
.servizi { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-top: 2px solid var(--grafite); }
.servizio { padding: 32px 28px 8px 0; }
.servizio + .servizio { padding-left: 28px; border-left: 1px solid var(--linea); }
.servizio h3 { font-size: 1.7rem; font-weight: 800; margin-bottom: 12px; }
.servizio p { font-size: 1rem; }
.servizio .elenco li { font-size: .95rem; padding: 8px 0 8px 28px; }
.servizio .elenco li::before { top: 16px; }

.matrice { width: 100%; border-collapse: collapse; margin-top: 56px; font-size: .95rem; }
.matrice caption { text-align: left; font: 700 1.15rem/1.3 var(--f-titoli); font-stretch: 108%; padding-bottom: 14px; }
.matrice th, .matrice td { padding: 12px 14px; border-bottom: 1px solid var(--linea); text-align: left; vertical-align: top; }
.matrice thead th { font-weight: 600; color: var(--ardesia); border-bottom: 2px solid var(--grafite); }
.matrice tbody th { font-weight: 600; white-space: nowrap; }
.matrice td { color: var(--grafite-2); }

/* ============ X-LAM: pannello e nodi ============ */
.xlam { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
.xlam__figura { position: relative; }
.xlam__figura figcaption { font-size: .88rem; color: #A9B6BC; margin-top: 12px; max-width: 46ch; }
.sezione--scura h2 { color: var(--calce); }
.sezione--scura .lead { color: #D5DBD7; }
.sezione--scura .elenco li { border-top-color: rgba(255, 255, 255, .14); }
.nodi { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 28px; margin-top: 28px; }
.nodi div { border-top: 1px solid rgba(255, 255, 255, .18); padding: 14px 0 6px; }
.nodi strong { display: block; font: 700 1.02rem/1.25 var(--f-titoli); font-stretch: 106%; color: var(--abete); margin-bottom: 4px; }
.nodi span { font-size: .93rem; color: #D5DBD7; }

/* ============ risorse ============ */
.risorse { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.risorsa { background: #fff; border: 1px solid var(--linea); border-top: 6px solid var(--abete); padding: 32px; display: flex; flex-direction: column; }
.risorsa--capitolato { border-top-color: var(--grafite); }
.risorsa h3 { font-size: 1.6rem; font-weight: 800; margin-bottom: 10px; }
.cifre { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 20px; margin: 18px 0 22px; padding: 0; list-style: none; }
.cifre li { font-size: .92rem; color: var(--grafite-2); line-height: 1.35; }
.cifre b { display: block; font: 800 2rem/1 var(--f-titoli); font-stretch: 112%; color: var(--grafite); margin-bottom: 2px; }
.risorsa .azioni { margin-top: auto; align-items: center; gap: 18px; }
.norme { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 22px; padding: 0; list-style: none; }
.norme li { font-size: .82rem; border: 1px solid var(--linea); border-radius: 4px; padding: 4px 8px; color: var(--grafite-2); background: var(--calce); }
.brochure { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; padding: 22px 28px; border: 1px dashed var(--ardesia); }
.brochure p { margin: 0; }

/* ============ processo ============ */
.passi { list-style: none; margin: 0; padding: 0; counter-reset: passo; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0; }
.passi li { counter-increment: passo; padding: 0 20px 0 0; position: relative; }
.passi li::before {
  content: counter(passo); display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%; background: var(--grafite); color: var(--abete);
  font: 800 1.15rem/1 var(--f-titoli); margin-bottom: 18px; position: relative; z-index: 1;
}
.passi li::after { content: ""; position: absolute; left: 44px; right: 0; top: 21px; height: 2px; background: var(--linea); }
.passi li:last-child::after { display: none; }
.passi h3 { font-size: 1.08rem; margin-bottom: 8px; }
.passi p { font-size: .93rem; color: var(--grafite-2); }

/* ============ FAQ ============ */
.faq { max-width: 860px; border-top: 2px solid var(--grafite); }
.faq details { border-bottom: 1px solid var(--linea); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 40px 20px 0; position: relative; font: 700 1.12rem/1.35 var(--f-titoli); font-stretch: 104%; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 6px; top: 16px; font: 400 1.6rem/1 var(--f-testo); color: var(--abete-scuro); }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--grafite-2); padding-bottom: 6px; }

/* ============ chiusura e footer ============ */
.chiusura { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 28px; }
.chiusura h2 { max-width: 18ch; }
.piede { background: var(--grafite); color: #C9D1CD; padding: 56px var(--gutter) 36px; font-size: .93rem; }
.piede__griglia { display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(0, 1fr)); gap: 32px; padding-bottom: 36px; border-bottom: 1px solid rgba(255, 255, 255, .12); }
.piede img { height: 54px; width: auto; margin-bottom: 14px; }
.piede h4 { margin: 0 0 10px; font: 600 .95rem/1.3 var(--f-testo); color: #fff; }
.piede ul { list-style: none; margin: 0; padding: 0; }
.piede li { padding: 3px 0; }
.piede a { color: #E8ECE9; }
.piede a:hover { color: var(--abete); }
.piede__legale { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 28px; padding-top: 22px; font-size: .85rem; color: #9AA7AC; }
.piede__legale p { margin: 0; max-width: none; }

/* ============ rail del modulo (sempre a video) ============ */
.rail {
  position: fixed; top: 0; right: 0; bottom: 0; width: var(--rail); z-index: 40;
  background: var(--grafite); color: var(--calce);
  display: flex; flex-direction: column; overflow-y: auto; overscroll-behavior: contain;
  border-left: 6px solid var(--abete);
}
.rail__corpo { padding: 26px 24px 22px; display: flex; flex-direction: column; min-height: 100%; }
.rail__titolo { font: 800 1.5rem/1.1 var(--f-titoli); font-stretch: 110%; margin: 0 0 6px; color: #fff; }
.rail__sotto { font-size: .9rem; color: #B9C4C8; margin: 0 0 18px; line-height: 1.45; }
.rail__chiudi { display: none; }
.etichetta-profilo { display: inline-flex; align-items: center; gap: 8px; align-self: flex-start; background: var(--abete); color: var(--grafite); font-size: .82rem; font-weight: 600; padding: 4px 6px 4px 10px; border-radius: 4px; margin-bottom: 14px; }
.etichetta-profilo button { background: rgba(28, 35, 33, .12); border: 0; border-radius: 3px; width: 22px; height: 22px; cursor: pointer; color: var(--grafite); font-size: 1rem; line-height: 1; }
.etichetta-profilo[hidden] { display: none; }

.campo { margin-bottom: 12px; }
.campo label { display: block; font-size: .84rem; font-weight: 500; color: #D5DBD7; margin-bottom: 5px; }
.campo label small { font-weight: 400; color: #8E9CA1; }
.campo input, .campo textarea {
  width: 100%; font: 400 .98rem/1.35 var(--f-testo); color: var(--grafite);
  background: var(--calce); border: 2px solid transparent; border-radius: 5px; padding: 10px 11px;
}
.campo textarea { resize: vertical; min-height: 92px; }
.campo input:focus, .campo textarea:focus { outline: none; border-color: var(--abete); background: #fff; }
.campo [aria-invalid="true"] { border-color: #E07A5F; }
.campo__errore { font-size: .8rem; color: #F2A58E; margin-top: 4px; min-height: 0; }
.trappola { position: absolute; left: -5000px; width: 1px; height: 1px; overflow: hidden; }
.consenso { display: flex; gap: 10px; align-items: flex-start; font-size: .82rem; color: #C9D1CD; margin: 4px 0 16px; line-height: 1.4; }
.consenso input { margin-top: 2px; width: 18px; height: 18px; accent-color: var(--abete); flex: none; }
.consenso a { color: #fff; }
.rail .btn--abete { width: 100%; font-size: 1.05rem; padding: 15px; }
.rail .btn--abete[disabled] { opacity: .65; cursor: wait; }
.rail__alternativa { font-size: .84rem; color: #9AA7AC; margin: 14px 0 0; }
.rail__alternativa a { color: #fff; }
.esito { border-radius: 5px; padding: 14px; font-size: .92rem; margin-top: 14px; line-height: 1.45; }
.esito[hidden] { display: none; }
.esito--ok { background: #E3EFE9; color: #18392F; }
.esito--ko { background: #F6E1DA; color: #6E2312; }
.rail.evidenzia { animation: richiamo 1s ease-out 1; }
@keyframes richiamo { 0% { box-shadow: inset 0 0 0 0 var(--abete); } 30% { box-shadow: inset 0 0 0 6px var(--abete); } 100% { box-shadow: inset 0 0 0 0 transparent; } }

.barra-mobile { display: none; }

/* pagine interne senza modulo: il contenuto usa tutta la larghezza */
.senza-modulo .pagina { margin-right: 0; padding-bottom: 0; }

/* modulo compatto: l'altezza si adatta allo schermo, senza barra di scorrimento */
.rail__corpo { padding: clamp(14px, 2.4vh, 26px) 22px clamp(10px, 1.6vh, 20px); }
.rail__titolo { font-size: clamp(1.2rem, 2.6vh, 1.5rem); }
.rail__sotto { font-size: .84rem; margin-bottom: clamp(8px, 1.4vh, 16px); }
.campo { margin-bottom: clamp(5px, 1vh, 10px); }
.campo label { font-size: .8rem; margin-bottom: 3px; }
.campo input, .campo textarea { padding: clamp(6px, .95vh, 10px) 10px; font-size: .93rem; }
.campo textarea { min-height: 0; height: clamp(54px, 9vh, 88px); }
.consenso { font-size: .78rem; margin: 2px 0 clamp(8px, 1.4vh, 14px); }
.rail .btn--abete { padding: clamp(10px, 1.6vh, 15px); }
.rail__alternativa { margin-top: clamp(6px, 1.2vh, 14px); font-size: .8rem; }
@media (min-width: 1024px) and (max-height: 620px) {
  .rail__sotto { display: none; }
  .campo label small { display: none; }
}
@media (min-width: 1024px) and (max-height: 540px) {
  .rail__alternativa { display: none; }
}

/* ============ responsive ============ */
@media (max-width: 1360px) {
  .menu { gap: 16px; font-size: .9rem; }
  .passi { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 36px 0; }
  .passi li:nth-child(3)::after { display: none; }
}
/* schermi da 1024 a 1200 px (portatili al 100% di zoom): menu completo ma più compatto */
@media (min-width: 1024px) and (max-width: 1440px) {
  .menu a { white-space: nowrap; }
  .menu { gap: 14px; font-size: .86rem; }
}
@media (min-width: 1024px) and (max-width: 1200px) {
  .testata { gap: 14px; padding: 0 20px; }
  .testata__logo img { height: 26px; }
  .menu { gap: 11px; font-size: .79rem; }
  .menu a { white-space: nowrap; }
  .lingue { gap: 0; }
  .lingue a { padding: 4px 5px; font-size: .76rem; }
}
@media (max-width: 1200px) {
  .hero__testo { grid-template-columns: 1fr; }
  .fatti { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .fatti div { padding-bottom: 16px; }
  .profilo, .xlam, .risorse { grid-template-columns: 1fr; }
  .servizi { grid-template-columns: 1fr; }
  .servizio + .servizio { padding-left: 0; border-left: 0; border-top: 1px solid var(--linea); }
  .xlam__figura { max-width: 440px; }
}
@media (max-width: 1023px) {
  .menu { display: none; }
  .menu-btn { display: inline-block; }
  .lingue { margin-left: 4px; }
  .menu.aperto { display: flex; flex-direction: column; position: absolute; top: var(--header); left: 0; right: 0; background: var(--calce); padding: 12px var(--gutter) 20px; border-bottom: 1px solid var(--linea); gap: 4px; }
  .pagina { margin-right: 0; padding-bottom: 72px; }
  .rail {
    top: auto; left: 0; width: auto; max-height: 92vh; border-left: 0; border-top: 6px solid var(--abete);
    border-radius: 14px 14px 0 0; transform: translateY(105%); transition: transform .28s ease; box-shadow: 0 -20px 50px rgba(0, 0, 0, .35);
  }
  .rail.aperta { transform: none; }
  .rail__corpo { max-width: 560px; margin: 0 auto; width: 100%; }
  .rail__chiudi { display: block; position: absolute; right: 14px; top: 14px; background: rgba(255, 255, 255, .1); color: #fff; border: 0; border-radius: 6px; padding: 8px 12px; font: 600 .9rem var(--f-testo); cursor: pointer; }
  .barra-mobile {
    display: flex; gap: 10px; align-items: center; position: fixed; left: 0; right: 0; bottom: 0; z-index: 35;
    padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); background: var(--grafite); border-top: 4px solid var(--abete);
  }
  .barra-mobile .btn { flex: 1; padding: 13px; }
  .barra-mobile a { color: #fff; font-size: .85rem; }
  .velo { position: fixed; inset: 0; background: rgba(28, 35, 33, .5); z-index: 38; }
  .velo[hidden] { display: none; }
}
@media (max-width: 700px) {
  :root { --gutter: 16px; --header: 60px; }
  body { font-size: 1rem; }
  .testata { gap: 12px; }
  .testata__logo img { height: 28px; }
  .strato { flex-direction: column; align-items: flex-start; gap: 6px; }
  .strato__chi { text-align: left; max-width: none; }
  .fatti, .cifre, .nodi { grid-template-columns: 1fr; }
  .passi { grid-template-columns: 1fr; }
  .passi li::after { display: none; }
  .matrice thead { display: none; }
  .matrice, .matrice tbody, .matrice tr, .matrice th, .matrice td { display: block; width: 100%; }
  .matrice tr { border-top: 2px solid var(--grafite); padding: 8px 0 14px; }
  .matrice td { border: 0; padding: 4px 0; }
  .matrice td::before { content: attr(data-col) ": "; font-weight: 600; color: var(--grafite); }
  .matrice tbody th { padding: 8px 0 4px; border: 0; }
  .piede__griglia { grid-template-columns: 1fr; }
  .risorsa { padding: 24px 20px; }
  .profili__schede button { padding-right: 0; margin-right: 18px; font-size: .98rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
@media print {
  .rail, .barra-mobile, .testata { display: none; }
  .pagina { margin: 0; }
}

/* ======================================================================
   PAGINE DOCUMENTO (guida tecnica, capitolato): indice a sinistra
   ====================================================================== */
:root { --indice: 288px; }
.doc-testa { padding: clamp(36px, 5vw, 64px) var(--gutter) 36px; border-bottom: 1px solid var(--linea); background: var(--calce-2); }
.doc-testa__tipo { display: inline-block; font-size: .9rem; font-weight: 600; color: var(--grafite); background: var(--abete); padding: 4px 10px; border-radius: 4px; margin-bottom: 18px; }
.doc-testa h1 { font-size: clamp(2.2rem, 4.6vw, 4rem); font-weight: 850; font-stretch: 115%; line-height: 1; max-width: 18ch; }
.doc-testa h1 span { display: block; color: var(--abete-scuro); }
.doc-testa .lead { margin: 18px 0 0; max-width: 62ch; }
.doc-meta { display: flex; flex-wrap: wrap; gap: 6px 24px; margin: 14px 0 0; font-size: .92rem; color: var(--ardesia); }
.doc-meta p { margin: 0; }
.doc-testa .azioni { margin-top: 26px; align-items: center; gap: 14px 20px; }
.doc-testa .nota { margin: 12px 0 0; max-width: 60ch; }
.avvertenza { margin: 22px 0 0; max-width: 72ch; padding: 12px 16px; border-left: 4px solid var(--abete-scuro); background: var(--calce); font-size: .93rem; }
.avvertenza b { color: var(--abete-scuro); }

.doc { display: grid; grid-template-columns: var(--indice) minmax(0, 1fr); align-items: start; }
.indice {
  position: sticky; top: var(--header); max-height: calc(100vh - var(--header)); overflow-y: auto; overscroll-behavior: contain;
  border-right: 1px solid var(--linea); padding: 22px 18px 40px var(--gutter); font-size: .9rem; background: var(--calce);
}
.indice__testa { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.indice__titolo { font: 800 1.05rem/1.2 var(--f-titoli); font-stretch: 108%; margin: 0; }
.indice__chiudi { display: none; }
.indice__cerca { width: 100%; font: 400 .9rem/1.3 var(--f-testo); padding: 8px 10px; border: 1px solid var(--linea); border-radius: 5px; background: #fff; margin-bottom: 14px; color: var(--grafite); }
.indice__cerca:focus { outline: 2px solid var(--abete); border-color: var(--abete); }
.indice ol { list-style: none; margin: 0; padding: 0; }
.indice li { margin: 0; }
.indice a { display: block; text-decoration: none; color: var(--grafite-2); padding: 5px 8px; border-left: 3px solid transparent; line-height: 1.3; border-radius: 0 4px 4px 0; }
.indice a:hover { background: var(--calce-2); color: var(--grafite); }
.indice a[aria-current="true"] { border-left-color: var(--abete); background: #fff; color: var(--grafite); font-weight: 600; }
.indice__parte > a { font-weight: 600; color: var(--grafite); margin-top: 8px; }
.indice__parte > ol { margin: 2px 0 6px 10px; border-left: 1px solid var(--linea); }
.indice__parte > ol a { font-size: .86rem; padding: 4px 8px; }
.indice__parte.chiusa > ol { display: none; }
.indice__vuoto { color: var(--ardesia); font-size: .86rem; }
.indice__pdf { display: block; margin-top: 20px; padding-top: 14px; border-top: 1px solid var(--linea); }

.doc-corpo { padding: 32px var(--gutter) 64px clamp(24px, 3.5vw, 56px); min-width: 0; }
.doc-corpo > section { scroll-margin-top: calc(var(--header) + 16px); }
.doc-corpo h2 { font-size: clamp(1.6rem, 2.6vw, 2.2rem); font-weight: 800; max-width: 28ch; padding-top: 40px; margin-bottom: 18px; border-top: 2px solid var(--grafite); padding-top: 22px; margin-top: 36px; }
.doc-corpo > section:first-child h2 { margin-top: 0; }
.doc-corpo h3 { font-size: 1.32rem; margin: 34px 0 12px; max-width: 40ch; }
.doc-corpo h4 { font: 600 .82rem/1.3 var(--f-testo); letter-spacing: .04em; text-transform: uppercase; color: var(--abete-scuro); margin: 20px 0 6px; }
.doc-corpo p, .doc-corpo li { max-width: 72ch; }
.doc-corpo .sezione-l2 { border-top: 1px solid var(--linea); margin-top: 30px; }
.doc-corpo .sezione-l2 > h3 { margin-top: 22px; }
.fonti { font-size: .86rem; color: var(--ardesia); border-left: 3px solid var(--linea); padding-left: 12px; }
.specifica { font-size: .93rem; background: #FBF3E3; border-left: 3px solid var(--abete); padding: 8px 12px; }
.avviso { font-size: .93rem; border-left: 3px solid var(--errore); padding-left: 12px; }
.elaborati { font-size: .95rem; }
.da-compilare { background: #FBE7BF; color: #6B4310; border-radius: 3px; padding: 0 3px; font-size: .94em; white-space: normal; }
.tabella-wrap { overflow-x: auto; margin: 16px 0 22px; max-width: 100%; }
.tabella { border-collapse: collapse; font-size: .9rem; min-width: 100%; }
.tabella th, .tabella td { padding: 9px 12px; border-bottom: 1px solid var(--linea); text-align: left; vertical-align: top; }
.tabella thead th { border-bottom: 2px solid var(--grafite); font-weight: 600; background: var(--calce-2); }
.tabella td:first-child { font-weight: 500; }
.lista-check, .lista-voce { list-style: none; padding: 0; margin: 12px 0 20px; }
.lista-check li { padding: 8px 0 8px 34px; border-top: 1px solid var(--linea); position: relative; }
.lista-check li::before { content: ""; position: absolute; left: 4px; top: 10px; width: 16px; height: 16px; border: 2px solid var(--grafite); border-radius: 3px; }
.lista-voce li { padding: 8px 0 8px 28px; border-top: 1px solid var(--linea); position: relative; }
.lista-voce li::before { content: ""; position: absolute; left: 2px; top: 17px; width: 14px; height: 2px; background: var(--abete-scuro); }
.figura { margin: 22px 0 26px; max-width: 760px; }
.figura svg { width: 100%; height: auto; }
.figura figcaption { font-size: .86rem; color: var(--ardesia); margin-top: 8px; }
.torna-su { display: inline-block; margin-top: 10px; font-size: .85rem; color: var(--ardesia); }

.doc-cta { margin: 0; padding: clamp(48px, 6vw, 80px) var(--gutter); background: var(--grafite); color: var(--calce); display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); gap: 32px; align-items: center; }
.doc-cta h2 { color: #fff; font-size: clamp(1.7rem, 3vw, 2.5rem); }
.doc-cta p { color: #D5DBD7; margin: 14px 0 0; }
.doc-cta .azioni { justify-content: flex-start; }
.doc-cta ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.doc-cta li { border-top: 1px solid rgba(255,255,255,.15); padding-top: 10px; }
.doc-cta li strong { display: block; font: 700 1.1rem/1.2 var(--f-titoli); font-stretch: 108%; color: var(--abete); }
.doc-cta li span { font-size: .92rem; color: #D5DBD7; }

.doc-barra { display: none; }

/* indice laterale sempre visibile da 1024 px in su, più stretto sotto i 1360 px */
@media (min-width: 1024px) and (max-width: 1360px) {
  :root { --indice: 232px; }
  .indice { padding: 18px 12px 40px 18px; font-size: .84rem; }
  .indice a { padding: 4px 6px; }
  .indice__parte > ol { margin-left: 6px; }
  .indice__parte > ol a { font-size: .8rem; padding: 3px 6px; }
  .indice__titolo { font-size: .98rem; }
  .doc-corpo { padding-left: 26px; padding-right: 22px; }
}
@media (max-width: 1023px) {
  .doc { grid-template-columns: 1fr; }
  .indice {
    position: fixed; top: 0; left: 0; bottom: 0; width: min(340px, 88vw); max-height: none; z-index: 45;
    transform: translateX(-102%); transition: transform .25s ease; padding: 18px 16px 40px 18px; box-shadow: 20px 0 50px rgba(0,0,0,.25);
  }
  .indice.aperto { transform: none; }
  .indice__chiudi { display: block; background: var(--calce-2); border: 0; border-radius: 6px; padding: 7px 11px; font: 600 .85rem var(--f-testo); cursor: pointer; color: var(--grafite); }
  .doc-barra {
    display: flex; align-items: center; gap: 12px; position: sticky; top: var(--header); z-index: 25;
    padding: 9px var(--gutter); background: var(--calce); border-bottom: 1px solid var(--linea);
  }
  .doc-barra button { flex: none; font: 600 .9rem var(--f-testo); background: var(--grafite); color: var(--calce); border: 0; border-radius: 6px; padding: 8px 12px; cursor: pointer; }
  .doc-barra span { font-size: .88rem; color: var(--ardesia); overflow: hidden; white-space: nowrap; text-overflow: ellipsis; min-width: 0; }
  .doc-corpo { padding-left: var(--gutter); }
  .doc-corpo > section { scroll-margin-top: calc(var(--header) + 64px); }
  .doc-cta { grid-template-columns: 1fr; }
  .velo-indice { position: fixed; inset: 0; background: rgba(28,35,33,.45); z-index: 44; }
  .velo-indice[hidden] { display: none; }
}

/* pagina privacy */
.testo-legale { padding: 40px var(--gutter) 72px; max-width: 900px; }
.testo-legale h1 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 850; margin-bottom: 20px; }
.testo-legale h2 { font-size: 1.35rem; margin: 30px 0 10px; max-width: none; }
.testo-legale .nota { margin-top: 30px; }

/* messaggi di errore compatti: il modulo resta a video anche dopo una validazione */
.rail .campo__errore { font-size: .72rem; line-height: 1.2; margin-top: 2px; }
.rail .campo__errore:empty { display: none; }
#e-privacy:not(:empty) { margin: -6px 0 8px; }
.rail form:has(.campo__errore:not(:empty)) .campo textarea { height: clamp(44px, 6vh, 72px); }
.rail form:has(.campo__errore:not(:empty)) .campo { margin-bottom: 4px; }