/* ============================================================
   KING — Vernici e prodotti per l'edilizia
   Foglio di stile unico e condiviso da tutte le pagine.
   Palette: Blu King · Oro · Carta (coerente con il logo).
   ============================================================ */

:root {
  /* colori brand */
  --ink:        #1b1d22;
  --blu:        #1c3f74;
  --blu-deep:   #0f2647;
  --blu-soft:   #2c5b9c;
  --oro:        #c29a3e;
  --oro-chiaro: #d8b664;
  --carta:      #fbfaf6;
  --bianco:     #ffffff;

  /* neutri */
  --grigio-1: #f3f2ec;
  --grigio-2: #e7e6df;
  --grigio-3: #c9cbd1;
  --testo:    #2a2d34;
  --testo-2:  #6b7180;

  /* misure */
  --max:      1200px;
  --header-h: 76px;
  --radius:   14px;
  --radius-s: 9px;
  --shadow:   0 1px 2px rgba(15,38,71,.06), 0 8px 24px rgba(15,38,71,.08);
  --shadow-lg:0 18px 50px rgba(15,38,71,.16);

  --font-display: "Oswald", "Segoe UI", system-ui, Arial, sans-serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* ---------------------------------------------------------- reset */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
/* l'header è sticky: senza questo, saltando a un'ancora (#configuratore,
   #rivenditori...) il titolo della sezione finisce nascosto sotto l'header. */
section[id], [id].section { scroll-margin-top: calc(var(--header-h) + 14px); }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--testo);
  background: var(--carta);
  line-height: 1.6;
  font-size: 17px;
}
img { max-width: 100%; display: block; }
a { color: var(--blu); text-decoration: none; }
a:hover { color: var(--blu-soft); }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; line-height: 1.12; color: var(--ink); margin: 0 0 .5em; letter-spacing: .2px; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1rem; }
.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 22px; }
.muted { color: var(--testo-2); }
.center { text-align: center; }
/* nasconde un elemento alla vista ma lo lascia agli screen reader / SEO */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* ---------------------------------------------------------- bottoni */
.btn {
  display: inline-flex; align-items: center; gap: .5em;
  font-family: var(--font-display); font-weight: 500; letter-spacing: .4px;
  font-size: 1rem; padding: .72em 1.5em; border-radius: 999px;
  border: 2px solid transparent; cursor: pointer; transition: .18s ease;
  text-transform: uppercase;
}
.btn svg { width: 18px; height: 18px; flex: none; }
/* pulsante dell'hero con "lampo" di luce (adattato da uiverse.io/adeladel522,
   MIT): angoli squadrati, cornice chiara traslucida, riflesso che attraversa
   il pulsante in hover e freccia che scivola. Colori KING: oro su testo scuro. */
.btn-shine {
  position: relative; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: .78em 1.6em; border-radius: 10px;
  background-color: var(--oro); color: var(--ink);
  border: 3px solid rgba(255,255,255,.42);
  font-family: var(--font-display); font-weight: 600; font-size: 1rem;
  letter-spacing: .5px; text-transform: uppercase;
  box-shadow: 0 10px 20px rgba(0,0,0,.25);
  transition: transform .3s ease-in-out, border-color .3s ease-in-out, background-color .3s ease-in-out;
}
.btn-shine .bs-ico { width: 22px; height: 22px; flex: none; transition: transform .3s ease-in-out; }
.btn-shine::before {
  content: ""; position: absolute; top: 0; left: -100px;
  width: 100px; height: 100%; opacity: .6; pointer-events: none;
  background-image: linear-gradient(120deg, rgba(255,255,255,0) 30%, rgba(255,255,255,.85), rgba(255,255,255,0) 70%);
}
.btn-shine:hover {
  transform: scale(1.05); color: var(--ink);
  background-color: var(--oro-chiaro); border-color: rgba(255,255,255,.7);
}
.btn-shine:hover .bs-ico { transform: translateX(4px); }
.btn-shine:hover::before { animation: bsShine 1.5s ease-out infinite; }
.btn-shine:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }
@keyframes bsShine {
  0%   { left: -100px; }
  60%  { left: 100%; }
  100% { left: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .btn-shine, .btn-shine .bs-ico { transition: none; }
  .btn-shine:hover { transform: none; }
  .btn-shine:hover::before { animation: none; }
}
.btn-primary { background: var(--oro); color: var(--ink); }
.btn-primary:hover { background: var(--oro-chiaro); color: var(--ink); transform: translateY(-1px); }
.btn-ghost { background: transparent; color: var(--bianco); border-color: rgba(255,255,255,.55); }
.btn-ghost:hover { background: rgba(255,255,255,.12); color: var(--bianco); }
.btn-outline { background: transparent; color: var(--blu); border-color: var(--blu); }
.btn-outline:hover { background: var(--blu); color: var(--bianco); }

/* ---------------------------------------------------------- header / nav */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--blu-deep);
  border-bottom: 3px solid var(--oro);
}
.nav {
  display: grid; grid-template-columns: 1fr auto 1fr; align-items: center;
  height: var(--header-h); gap: 18px;
}
.brand-mark { grid-column: 1; justify-self: start; display: inline-flex; align-items: center; }
.brand-mark img { height: 68px; width: auto; display: block; }
.brand { grid-column: 2; justify-self: center; display: flex; align-items: center; }
.brand img { height: 64px; width: auto; display: block; }
.brand .brand-name {
  font-family: var(--font-display); font-weight: 700; font-size: 1.3rem;
  color: var(--bianco); letter-spacing: 1px; line-height: 1;
}
.brand .brand-name small { display:block; font-size:.58rem; letter-spacing:2.5px; color: var(--oro-chiaro); font-weight: 400; }

.nav-links { grid-column: 3; justify-self: end; display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  display: block; padding: 10px 16px; color: rgba(255,255,255,.86);
  font-family: var(--font-display); font-weight: 400; letter-spacing: .5px;
  font-size: 1.02rem; border-radius: 8px; position: relative;
}
.nav-links a:hover { color: var(--bianco); background: rgba(255,255,255,.07); }
.nav-links a.active { color: var(--bianco); }
.nav-links a.active::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 4px;
  height: 2px; background: var(--oro); border-radius: 2px;
}
.nav-toggle {
  grid-column: 3; justify-self: end;
  display: none; background: transparent; border: 0; cursor: pointer; padding: 8px;
}
.nav-toggle span { display:block; width: 26px; height: 2px; background: var(--bianco); margin: 5px 0; transition: .2s; }

/* ---------------------------------------------------------- hero (home) */
.hero {
  position: relative; isolation: isolate; color: var(--bianco);
  background: var(--blu-deep); overflow: hidden;
}
.hero::before {            /* sfondo navy con pennellate (immagine fornita) */
  content: ""; position: absolute; inset: 0; z-index: -2;
  background: url("../img/hero-bg-desktop.jpg") center / cover no-repeat;
}
.hero::after {             /* velo per la leggibilità del testo a sinistra */
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(90deg, rgba(15,38,71,.92) 0%, rgba(15,38,71,.66) 44%, rgba(15,38,71,.28) 100%);
}
.hero-grid {
  display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 40px;
  padding: clamp(48px, 8vw, 96px) 0;
}
.hero h1 { color: var(--bianco); }
.hero .lead { font-size: 1.18rem; color: rgba(255,255,255,.86); max-width: 46ch; }
.hero .eyebrow {
  display:inline-block; font-family: var(--font-display); letter-spacing: 3px;
  text-transform: uppercase; font-size: .8rem; color: var(--oro-chiaro);
  border:1px solid rgba(216,182,100,.5); padding: 5px 14px; border-radius: 999px; margin-bottom: 18px;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 26px; }
.hero-art { display:flex; justify-content:center; }
.hero-art img { width: min(360px, 80%); filter: drop-shadow(0 18px 40px rgba(0,0,0,.35)); }

/* --- hero: contenuto sopra lo sfondo + mascotte con alone --- */
.hero-grid { position: relative; z-index: 1; }
.hero-stage { position: relative; display: flex; justify-content: center; align-items: center; }
.hero-stage::before { content: ""; position: absolute; width: 80%; aspect-ratio: 1; top: 50%; left: 50%;
  transform: translate(-50%,-50%); border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,.16), transparent 64%); }
.hero-stage img { position: relative; width: min(380px, 84%); filter: drop-shadow(0 24px 46px rgba(0,0,0,.42)); }

/* strisce verticali con foto di interni (stile cartella colori).
   Le 5 strisce insieme ricompongono UNA foto intera (ognuna è una fetta).
   In hover tutte e 5 passano insieme a una seconda foto, anch'essa intera. */
.hero-strips {
  --foto: url("../img/strisce/soggiorno-terracotta.jpg");   /* foto a riposo = 5a striscia */
  /* aspect-ratio (invece di un'altezza fissa) + background-size "auto" più sotto:
     le foto mantengono le proporzioni e non vengono più schiacciate, a ogni larghezza. */
  width: 100%; max-width: 600px; margin-inline: auto; aspect-ratio: 1.2;
  display: flex; gap: 10px; align-items: center; justify-content: center;
}
.hero-strips .strip {
  position: relative; overflow: hidden;
  flex: 1 1 0; height: 100%; border-radius: 10px;
  background-image: var(--foto); background-repeat: no-repeat;
  background-size: 500% auto; background-position: var(--posx) center;
  box-shadow: 0 18px 34px rgba(0,0,0,.42);
  transition: box-shadow .3s ease, transform .3s ease;
}
/* due livelli sovrapposti per striscia: il JS li alterna in dissolvenza, così il
   cambio tra una foto e l'altra è morbido (crossfade). Ogni livello mostra la
   "fetta" giusta (var --posx) cosicché le 5 strisce ricompongono la foto intera. */
.hero-strips .strip > .lyr {
  position: absolute; inset: 0; border-radius: inherit;
  background-repeat: no-repeat; background-size: 500% auto; background-position: var(--posx) center;
  opacity: 0; transition: opacity .55s ease; will-change: opacity;
}
.hero-strips .strip:hover { transform: translateY(-3px); box-shadow: 0 26px 46px rgba(0,0,0,.5); }
.hero-strips .s0 { --posx: 0%;   height: 78%; }
.hero-strips .s1 { --posx: 25%;  height: 100%; }
.hero-strips .s2 { --posx: 50%;  height: 70%; }
.hero-strips .s3 { --posx: 75%;  height: 96%; }
.hero-strips .s4 { --posx: 100%; height: 80%; }

/* mobile: strisce un filo più piccole (l'altezza guida anche il background-size,
   quindi la composizione resta coerente). L'autoplay è gestito in main.js. */
@media (max-width: 760px) {
  .hero-strips { max-width: 340px; gap: 6px; }
}

/* ---------------------------------------------------------- sezioni generiche */
.section { padding: clamp(48px, 7vw, 84px) 0; }
.section-alt { background: var(--bianco); }
.section-head { max-width: 60ch; margin-bottom: 38px; }
.section-head.center { margin-left:auto; margin-right:auto; }
.kicker {
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: 2.5px;
  font-size: .82rem; color: var(--oro); font-weight: 500; margin-bottom: 8px;
}

/* griglie di card */
.cards { display: grid; gap: 22px; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
.card {
  background: var(--bianco); border: 1px solid var(--grigio-2); border-radius: var(--radius);
  padding: 26px; box-shadow: var(--shadow); transition: .2s;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--grigio-3); }
.card .ico { width: 46px; height: 46px; border-radius: 12px; background: rgba(28,63,116,.08);
  display:flex; align-items:center; justify-content:center; color: var(--blu); margin-bottom: 14px; }
.card h3 { margin-bottom: .35em; }

/* "Ricerca e sviluppo": fascia chiara che valorizza il laboratorio interno */
/* ---------------------------------------- barra area rivenditori (sotto l'hero)
   Fascia chiara a tutta larghezza: stacca dall'hero (scuro) e dalla sezione
   Ricerca e sviluppo (scura), così l'invito ai rivenditori non passa inosservato.
   Sfondo FISSO: aloni avorio/oro dipinti con gradienti radiali sovrapposti.
   Nessuna animazione e nessun blur → costo praticamente nullo (viene disegnato
   una volta sola e messo in cache dal browser). */
.strip-riv {
  position: relative;
  color: var(--blu-deep);
  background:
    radial-gradient(58% 120% at 14% 22%, rgba(233,213,162,.9) 0%, rgba(233,213,162,0) 62%),
    radial-gradient(52% 115% at 80% 74%, rgba(220,194,127,.75) 0%, rgba(220,194,127,0) 64%),
    radial-gradient(46% 100% at 52% 8%,  rgba(255,252,244,.95) 0%, rgba(255,252,244,0) 60%),
    linear-gradient(115deg, #faf6ec 0%, #f4ead3 55%, #efe2bd 100%);
  border-top: 3px solid var(--oro); border-bottom: 3px solid var(--oro);
}
.strip-riv-in {
  display: grid; grid-template-columns: 1fr; gap: 22px; align-items: center;
  padding-top: 26px; padding-bottom: 26px;
}
.strip-riv-kicker {
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: 2.5px;
  font-size: .78rem; font-weight: 600; color: #9a7628; margin-bottom: 4px;
}
.strip-riv h2 { color: var(--blu-deep); font-size: clamp(1.45rem, 2.6vw, 1.95rem); margin: 0 0 .35em; }
.strip-riv p { color: rgba(15,38,71,.88); margin: 0 0 12px; max-width: 62ch; }
.strip-riv p strong { color: var(--blu-deep); }
.strip-riv-pts {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: 8px 10px;
}
/* pastiglie ispirate al pulsante di uiverse.io/ilkhoeri (MIT): rettangolo
   arrotondato con sfumatura blu KING → azzurro e filo di luce in alto.
   Niente reazioni al passaggio del mouse: sono etichette, non pulsanti. */
.strip-riv-pts li {
  position: relative; display: flex; align-items: center; gap: 7px;
  border-radius: 12px; padding: 7px 15px; font-size: .87rem; font-weight: 600;
  color: #12305c;
  background: rgba(28,63,116,.12);        /* vetro blu: velo del colore del marchio */
  border: 1px solid rgba(28,63,116,.3);
  -webkit-backdrop-filter: blur(2px); backdrop-filter: blur(2px);
}
/* spunta a sinistra del testo */
.strip-riv-pts li::before {
  content: ""; width: 15px; height: 15px; flex: none;
  position: relative; z-index: 2; background: var(--oro);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 12.5 4.5 4.5L19 7'/%3E%3C/svg%3E") center / contain no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23000' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m5 12.5 4.5 4.5L19 7'/%3E%3C/svg%3E") center / contain no-repeat;
}
.pt-txt { position: relative; z-index: 2; }

.strip-riv-cta { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }

/* pulsante "a rilievo" (adattato da uiverse.io/cssbuttons-io, MIT): tre livelli
   sovrapposti — ombra, spessore laterale, faccia che si solleva in hover e si
   schiaccia al click. Colori: faccia arancio, spessore terracotta, testo bruno. */
.btn3d {
  /* width:max-content è necessario: dentro la colonna flex, senza, il pulsante
     si allarga a tutta la colonna e strizza il testo della fascia. */
  position: relative; display: inline-flex; width: max-content; max-width: 100%;
  border: 0; padding: 0; background: transparent; cursor: pointer;
  outline-offset: 4px; transition: filter .25s ease;
  -webkit-user-select: none; user-select: none; touch-action: manipulation;
}
.btn3d-shadow, .btn3d-edge { position: absolute; inset: 0; border-radius: 12px; }
.btn3d-shadow {
  background: rgba(74,27,12,.34); transform: translateY(2px); will-change: transform;
  transition: transform .6s cubic-bezier(.3,.7,.4,1);
}
.btn3d-edge {
  background: linear-gradient(to left, #7a3a0e 0%, #b45c16 8%, #b45c16 92%, #7a3a0e 100%);
}
.btn3d-front {
  display: flex; align-items: center; gap: .55em; position: relative;
  padding: 13px 26px; border-radius: 12px;
  background: linear-gradient(180deg, #f0a34d, #d97a1e);
  color: #3d1a06; border: 1px solid rgba(61,26,6,.22);
  font-family: var(--font-display); font-weight: 600; font-size: 1.02rem;
  letter-spacing: .5px; text-transform: uppercase; white-space: nowrap;
  transform: translateY(-4px); will-change: transform;
  transition: transform .6s cubic-bezier(.3,.7,.4,1);
}
.btn3d-front svg { width: 19px; height: 19px; flex: none; }
.btn3d:hover { filter: brightness(108%); }
.btn3d:hover .btn3d-front { transform: translateY(-6px); transition: transform .25s cubic-bezier(.3,.7,.4,1.5); }
.btn3d:active .btn3d-front { transform: translateY(-2px); transition: transform 34ms; }
.btn3d:hover .btn3d-shadow { transform: translateY(4px); transition: transform .25s cubic-bezier(.3,.7,.4,1.5); }
.btn3d:active .btn3d-shadow { transform: translateY(1px); transition: transform 34ms; }
.btn3d:focus:not(:focus-visible) { outline: none; }
@media (prefers-reduced-motion: reduce) {
  .btn3d-front, .btn3d-shadow { transition: none; }
}
.strip-riv-note { font-size: .84rem; color: rgba(15,38,71,.8); max-width: 30ch; }
.strip-riv-note a {
  color: var(--blu-deep); font-weight: 600;
  text-decoration: underline; text-underline-offset: 3px;
}
.strip-riv-note a:hover { color: #16345f; }
.strip-riv-link {
  font-size: .88rem; font-weight: 600; color: var(--blu-deep);
  text-decoration: underline; text-underline-offset: 3px;
}
.strip-riv-link:hover { color: #16345f; }
@media (min-width: 900px) {
  .strip-riv-in { grid-template-columns: 1fr auto; gap: 40px; padding-top: 30px; padding-bottom: 30px; }
  .strip-riv-cta { align-items: flex-end; text-align: right; }
}

/* Sfondo "griglia tecnologica" (adattato da uiverse.io/Danishrehman786, MIT):
   reticolo + tratteggio diagonale + vignettatura, con riflesso che scorre e
   alone pulsante. Neon verde dell'originale → oro KING, nero → blu KING. */
.section-rd, .section-why {
  position: relative; isolation: isolate; overflow: hidden;
  background-color: #0b1728; color: #fff;
  border-top: 3px solid var(--oro); border-bottom: 3px solid var(--oro);
}
.section-rd::before, .section-why::before {   /* reticolo + tratteggio + vignetta */
  content: ""; position: absolute; inset: 0; z-index: -2;
  background:
    linear-gradient(#16345f 1px, transparent 1px),
    linear-gradient(90deg, #16345f 1px, transparent 1px),
    repeating-linear-gradient(45deg, rgba(194,154,62,.07) 0 1px, transparent 1px 12px),
    repeating-linear-gradient(-45deg, rgba(194,154,62,.07) 0 1px, transparent 1px 12px),
    radial-gradient(circle at center, #0f2647 0%, #050c18 100%);
  background-size: 28px 28px, 28px 28px, 50px 50px, 50px 50px, cover;
}
.rd-inner { position: relative; max-width: 760px; margin: 0 auto; text-align: center; }
.section-rd .kicker { color: var(--oro-chiaro); }
.rd-inner h2 { color: #fff; margin-bottom: .45em; }
.rd-lead { font-size: 1.12rem; color: rgba(255,255,255,.78); margin: 0 auto 24px; }
.rd-points {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; gap: 10px 14px; justify-content: center;
}
.rd-points li {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display); font-weight: 600; font-size: .95rem; color: #f0e4c6;
  background: rgba(255,255,255,.07); border: 1px solid rgba(216,182,100,.4);
  border-radius: 999px; padding: 8px 16px;
  -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px);
}
.rd-points li::before {
  content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--oro); flex: none;
}

/* "Perché KING": banda scura con pannelli in vetro (glass), riflesso in hover
   e icone in cornice oro. Sezione a contrasto tra le fasce chiare. */
.section-why .kicker { color: var(--oro-chiaro); }
.section-why h2 { color: #fff; }
/* auto-fit (non auto-fill): con 3 card riempiono la riga, senza colonna vuota
   a destra che le faceva sembrare spostate a sinistra. */
.cards-tech { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }
.cards-tech .card {
  position: relative; overflow: hidden; text-align: center;
  background: rgba(255,255,255,.05); border: 1px solid var(--oro);
  border-radius: 16px; box-shadow: none;
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.cards-tech .card::after {              /* riflesso di luce che scorre in hover */
  content: ""; position: absolute; top: -60%; left: -35%; width: 55%; height: 220%;
  transform: rotate(18deg); pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.16), transparent);
  transition: left .6s ease;
}
.cards-tech .card:hover::after { left: 135%; }
.cards-tech .card:hover {
  transform: translateY(-5px); border-color: var(--oro-chiaro);
  box-shadow: 0 22px 46px rgba(0,0,0,.45);
}
.cards-tech .card h3 { position: relative; z-index: 1; color: #fff; }
.cards-tech .card p { position: relative; z-index: 1; color: rgba(255,255,255,.68); }
/* goccia di vernice con la punta in alto: quadrato con 3 angoli tondi + 1 vivo
   (in basso-sinistra) ruotato di 135° → il vertice finisce in cima. L'SVG dentro
   viene contro-ruotato di -135° per restare dritto. */
.cards-tech .card .ico {
  position: relative; z-index: 1; width: 66px; height: 66px; margin: 0 auto 18px;
  border: none; color: var(--blu-deep);
  background: linear-gradient(135deg, var(--oro-chiaro), var(--oro));
  border-radius: 50% 50% 50% 9px; transform: rotate(135deg);
}
.cards-tech .card .ico svg { transform: rotate(-135deg); }
/* colori delle gocce: verde · blu · terracotta.
   Icona chiara sulle gocce scure per il contrasto. */
.cards-tech .card:nth-child(1) .ico {
  background: linear-gradient(135deg, #6bbf7b, #2e7d46);
  color: #fff;
}
.cards-tech .card:nth-child(2) .ico {
  background: linear-gradient(135deg, #4f7fc4, #1c3f74);
  color: #fff;
}
.cards-tech .card:nth-child(3) .ico {
  background: linear-gradient(135deg, #d98a5a, #9c4a22);
  color: #fff;
}

/* griglia categorie come immagini (home) */
/* "Le nostre linee": mini-tessere testuali compatte (senza foto) */
.linee-grid { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
.linea-card {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  min-height: 52px; padding: 10px 14px;
  background: var(--bianco); border: 1px solid var(--grigio-2); border-radius: var(--radius-s);
  color: var(--ink); transition: .18s ease;
}
.linea-card::after {
  content: ""; flex: none; width: 16px; height: 16px;
  background: var(--oro); transition: transform .18s ease;
  -webkit-mask: no-repeat center / contain; mask: no-repeat center / contain;
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M17 7L7 17'/%3E%3Cpath d='M8 7h9v9'/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M17 7L7 17'/%3E%3Cpath d='M8 7h9v9'/%3E%3C/svg%3E");
}
/* hover: la tessera si riempie di blu, nome bianco, freccia oro */
.linea-card:hover { background: var(--blu); border-color: var(--blu); box-shadow: var(--shadow); }
.linea-card:hover::after { transform: translate(2px, -2px); }
.linea-name { font-family: var(--font-display); font-weight: 600; font-size: .98rem; line-height: 1.14; letter-spacing: .2px; transition: color .18s ease; }
.linea-card:hover .linea-name { color: var(--bianco); }
.linee-more { margin-top: 22px; text-align: center; }

/* sezione ambienti (foto interni/esterni) */
.ambienti-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); }
.ambiente { position: relative; margin: 0; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); aspect-ratio: 4 / 3; }
.ambiente img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.ambiente:hover img { transform: scale(1.06); }
.ambiente figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 18px 16px 13px; color: var(--bianco);
  font-family: var(--font-display); font-weight: 600; letter-spacing: .4px; font-size: 1.05rem;
  background: linear-gradient(to top, rgba(15,38,71,.85), rgba(15,38,71,0));
}

/* ===== Configuratore "Trova il prodotto giusto" ===== */
.section-config { background: linear-gradient(180deg, #eaf0f8 0%, var(--carta) 100%); }
/* ---- cornice luminosa del configuratore (adattato da uiverse.io/Spacious74,
   MIT): bordo che sfuma dalla luce in alto a sinistra, puntino che percorre il
   perimetro, raggio di luce in diagonale e linee d'angolo. Colori KING. ---- */
.cfg-outer {
  --cfg-line-y: 20px;                  /* quota della linea e del puntino */
  position: relative; max-width: 760px; margin: 0 auto; padding: 1px;
  border-radius: var(--radius);
  background: radial-gradient(120% 90% at 50% -10%, var(--oro-chiaro) 0%, rgba(216,182,100,.35) 38%, var(--blu-deep) 72%);
  box-shadow: var(--shadow-lg);
}
/* puntino che scorre avanti e indietro sulla linea in alto */
.cfg-dot {
  position: absolute; z-index: 4; width: 6px; aspect-ratio: 1; border-radius: 100px;
  /* +1px: la linea sta dentro .cfg-deco, che è rientrato di 1px per il bordo */
  top: calc(var(--cfg-line-y) + 1px); left: 22px; transform: translate(-50%, -50%);
  background-color: #fff; box-shadow: 0 0 10px #fff, 0 0 22px var(--oro-chiaro);
  animation: cfgDot 7s ease-in-out infinite alternate; pointer-events: none;
}
@keyframes cfgDot {
  from { left: 22px; }
  to   { left: calc(100% - 22px); }
}
/* le decorazioni portano anche il fondo scuro della card, così restano DIETRO
   al testo (prima, stando sopra, le linee tagliavano le scritte). */
.cfg-deco {
  position: absolute; inset: 1px; z-index: 0; overflow: hidden;
  border-radius: calc(var(--radius) - 1px); pointer-events: none;
  background: var(--blu-deep);          /* stesso blu dell'header */
}
.cfg-ray {
  position: absolute; top: -26px; left: 12%; width: 76%; height: 54px; border-radius: 100px;
  background-color: var(--oro-chiaro); opacity: .14; filter: blur(26px);
}
/* unica linea orizzontale, appena sotto il bordo superiore */
.cfg-line {
  position: absolute; left: 0; right: 0; top: var(--cfg-line-y); height: 1px;
  background: linear-gradient(90deg, rgba(216,182,100,.15), rgba(216,182,100,.55) 50%, rgba(216,182,100,.15));
}
@media (prefers-reduced-motion: reduce) { .cfg-dot { animation: none; } }

/* la card vera e propria, ora su fondo scuro */
.config-card {
  position: relative; z-index: 1;            /* sopra .cfg-deco */
  border-radius: calc(var(--radius) - 1px);
  background: transparent; color: #fff;
  padding: clamp(22px, 4vw, 38px); min-height: 360px;
}

/* contenuti del configuratore sul fondo scuro */
.config-card .config-count,
.config-card .config-ctx,
.config-card .config-empty,
.config-card .config-more-note,
.config-card .config-altri-head { color: rgba(255,255,255,.62); }
.config-card .config-q { color: #fff; }
.config-card .config-bar { background: rgba(255,255,255,.14); }
.config-card .config-empty code { background: rgba(255,255,255,.12); color: #fff; }
.config-card .config-opt {
  background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.16); color: #fff;
}
.config-card .config-opt:hover {
  background: rgba(216,182,100,.12); border-color: var(--oro); box-shadow: none;
}
.config-card .co-n { background: rgba(255,255,255,.14); color: rgba(255,255,255,.8); }
.config-card .config-back { color: var(--oro-chiaro); }
.config-card .config-back:hover { color: #fff; }
.config-card .config-res {
  background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.16); color: #fff;
}
.config-card .config-res:hover { border-color: var(--oro); box-shadow: none; }
.config-card .config-res:hover .cr-nome { color: var(--oro-chiaro); }
.config-card .config-res.is-hero { background: rgba(216,182,100,.12); border-color: var(--oro); }
.config-card .cr-cat { color: rgba(255,255,255,.6); }
.config-card .cr-thumb { background: #fff; }          /* le foto sono su fondo bianco */
/* ciclo di applicazione */
.config-card .ciclo { background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.14); }
.config-card .ciclo-head { color: var(--oro-chiaro); }
.config-card .cs-nome { color: #fff; }
.config-card .cs-prod:hover .cs-nome { color: var(--oro-chiaro); }
.config-card .cs-litri { color: rgba(255,255,255,.65); }
.config-card .cs-litri.on { color: var(--oro-chiaro); }
.config-card .ciclo-calc { border-top-color: rgba(255,255,255,.2); }
.config-card .ciclo-calc-hint { color: rgba(255,255,255,.6); }
.config-card .ciclo-calc-lab input {
  background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.25); color: #fff;
}
.config-card .btn-outline { color: var(--oro-chiaro); border-color: var(--oro-chiaro); }
.config-card .btn-outline:hover { background: var(--oro-chiaro); color: var(--blu-deep); }
.config-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; font-size: .82rem; }
.config-step { font-family: var(--font-display); text-transform: uppercase; letter-spacing: 1.5px; color: var(--oro); font-weight: 600; }
.config-count { color: var(--testo-2); }
.config-bar { height: 5px; border-radius: 5px; background: var(--grigio-2); margin: 12px 0 22px; overflow: hidden; }
.config-bar span { display: block; height: 100%; background: var(--oro); border-radius: 5px; transition: width .3s ease; }
.config-q { font-size: clamp(1.3rem, 3vw, 1.7rem); margin: 0 0 18px; }
.config-opts { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.config-opt { display: flex; align-items: center; justify-content: space-between; gap: 10px; text-align: left;
  padding: 16px 18px; border: 2px solid var(--grigio-2); border-radius: 12px; background: var(--bianco);
  cursor: pointer; transition: .16s; font: inherit; color: var(--ink); }
.config-opt:hover { border-color: var(--oro); background: #fffdf7; transform: translateY(-2px); box-shadow: var(--shadow); }
.co-label { font-weight: 600; font-size: 1.02rem; }
.co-n { font-size: .76rem; color: var(--testo-2); background: var(--grigio-1); border-radius: 999px; padding: 2px 9px; flex: none; }
.config-opt-skip { border-style: dashed; }
.config-nav { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-top: 24px; }
.config-back { background: none; border: 0; color: var(--blu); cursor: pointer; font: inherit;
  font-family: var(--font-display); letter-spacing: .4px; padding: 8px 4px; }
.config-back:hover { color: var(--blu-soft); }
.btn-sm { padding: .55em 1.1em; font-size: .92rem; }
.config-ctx { color: var(--testo-2); margin: 4px 0 18px; }
.config-results { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.config-res { position: relative; display: flex; align-items: center; gap: 12px; padding: 10px;
  border: 1px solid var(--grigio-2); border-radius: 12px; background: var(--bianco); transition: .16s; color: var(--ink); }
.config-res:hover { border-color: var(--oro); box-shadow: var(--shadow); transform: translateY(-2px); }
.config-res:hover .cr-nome { color: var(--blu); }
.config-best { position: absolute; top: -9px; left: 12px; background: var(--oro); color: var(--ink);
  font-family: var(--font-display); font-size: .66rem; letter-spacing: 1px; text-transform: uppercase;
  font-weight: 600; padding: 2px 8px; border-radius: 999px; }
.cr-thumb { width: 54px; height: 54px; flex: none; border-radius: 8px; background: var(--grigio-1);
  display: flex; align-items: center; justify-content: center; padding: 4px; }
.cr-thumb img { max-width: 100%; max-height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.cr-txt { min-width: 0; }
.cr-nome { display: block; font-weight: 600; font-size: .96rem; line-height: 1.2; }
.cr-cat { display: block; font-size: .76rem; color: var(--testo-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.config-empty { color: var(--testo-2); padding: 24px 0; text-align: center; }
.config-empty code { background: var(--grigio-1); padding: 2px 6px; border-radius: 5px; }
.config-more-note { color: var(--testo-2); font-size: .86rem; margin-top: 12px; text-align: center; }

/* striscia statistiche / valori */
/* riga sottile "a filo di testo" con i tre punti forti della gamma:
   Oswald maiuscoletto spaziato (lo stesso carattere di titoli e menu). */
.values-bar {
  background: #faf6ec;
  border-top: 1px solid rgba(194,154,62,.5);
  border-bottom: 1px solid rgba(194,154,62,.5);
}
.values-in {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center;
  gap: 10px 14px; padding-top: 15px; padding-bottom: 15px;
  font-family: var(--font-display); font-weight: 400;
  text-transform: uppercase; letter-spacing: 2px;
  font-size: .875rem; color: var(--blu-deep);
}
.values-in strong { font-weight: 600; }
.vb-dot { color: var(--oro); font-size: .6rem; }
@media (max-width: 560px) {
  .values-in { letter-spacing: 1.4px; font-size: .8rem; gap: 8px 10px; }
}

/* CTA banner */
.cta-band {
  background: linear-gradient(160deg, var(--blu) 0%, var(--blu-deep) 100%);
  color: var(--bianco); border-radius: var(--radius); padding: clamp(34px,5vw,56px);
  text-align:center;
}
.cta-band h2 { color: var(--bianco); }
.cta-band p { color: rgba(255,255,255,.85); max-width: 52ch; margin-inline:auto; }

/* ============================================================
   PRODOTTI — vista master-detail
   ============================================================ */
.prodotti-page { padding-top: 26px; padding-bottom: 56px; }
.prodotti-intro { margin-bottom: 18px; }
.prodotti-intro h1 { margin-bottom: .15em; }

.toolbar { display:flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 18px; }
.search {
  flex: 1 1 260px; display:flex; align-items:center; gap: 10px;
  background: var(--bianco); border: 1px solid var(--grigio-3); border-radius: 999px;
  padding: 8px 16px; box-shadow: var(--shadow);
}
.search input { border: 0; outline: 0; font-size: 1rem; width: 100%; background: transparent; color: var(--testo); }
.search svg { color: var(--testo-2); flex:none; }
.filtro-cat { display:flex; align-items:center; gap: 8px; }
.filtro-cat label { font-size:.9rem; color: var(--testo-2); }
.filtro-cat select {
  font-size: 1rem; padding: 9px 14px; border-radius: 999px; border:1px solid var(--grigio-3);
  background: var(--bianco); color: var(--testo); cursor: pointer; box-shadow: var(--shadow);
  max-width: 70vw;
}
.result-count { font-size:.9rem; color: var(--testo-2); margin-left:auto; }

.catalogo {
  display: grid; grid-template-columns: minmax(300px, 384px) 1fr; gap: 24px;
  align-items: start;
}

/* lista a sinistra */
.lista-wrap {
  background: var(--bianco); border:1px solid var(--grigio-2); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden;
  position: sticky; top: calc(var(--header-h) + 16px);
  max-height: calc(100vh - var(--header-h) - 32px);
  display: flex; flex-direction: column;
}
.lista-head { padding: 12px 16px; border-bottom: 1px solid var(--grigio-2); font-family: var(--font-display);
  letter-spacing:.5px; color: var(--testo-2); font-size:.85rem; text-transform: uppercase; }
.lista { list-style: none; margin: 0; padding: 6px; overflow-y: auto; }
.lista::-webkit-scrollbar { width: 10px; }
.lista::-webkit-scrollbar-thumb { background: var(--grigio-3); border-radius: 8px; border: 3px solid var(--bianco); }

.lista li { margin: 0; }
.prod-item {
  display: flex; align-items: center; gap: 12px; width: 100%; text-align: left;
  padding: 9px 10px; background: transparent; cursor: pointer;
  border-radius: 10px; border: 1px solid transparent; transition: .14s;
  font: inherit; color: var(--testo);
}
.prod-item:hover { background: var(--grigio-1); }
.prod-item.active { background: rgba(28,63,116,.07); border-color: var(--oro); }
.prod-item.active .pi-nome { color: var(--blu); }
.prod-item .pi-thumb {
  width: 52px; height: 52px; flex: none; border-radius: 8px; object-fit: cover;
  background: var(--grigio-1); border:1px solid var(--grigio-2);
}
.prod-item .pi-txt { min-width: 0; display: block; }
.prod-item .pi-nome { display: block; font-weight: 600; font-size: .98rem; line-height: 1.25; color: var(--ink);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.prod-item .pi-cat { display: block; font-size: .78rem; color: var(--testo-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lista-empty { padding: 28px 16px; text-align:center; color: var(--testo-2); }

/* riga-categoria che separa i gruppi nella lista (come in gestione catalogo) */
.lista-cat {
  position: sticky; top: 0; z-index: 1; list-style: none;
  background: #e9eff8; color: var(--blu);
  font-family: var(--font-display); font-weight: 600;
  text-transform: uppercase; letter-spacing: .6px; font-size: .74rem;
  padding: 8px 14px; margin: 6px 0 3px;
  border-top: 1px solid var(--grigio-2); border-bottom: 1px solid var(--grigio-2);
}
.lista-cat:first-child { margin-top: 0; border-top: 0; }

/* dettaglio a destra */
.dettaglio {
  background: var(--bianco); border:1px solid var(--grigio-2); border-radius: var(--radius);
  box-shadow: var(--shadow); overflow: hidden; min-height: 60vh;
}
.det-back { display: none; } /* solo mobile */
.det-hero {
  display: grid; grid-template-columns: 1fr; gap: 0;
}
.det-figure {
  background: linear-gradient(160deg, #f6f5ef, #e9ebf1);
  display:flex; align-items:center; justify-content:center; padding: 26px;
  min-height: 320px;
}
.det-figure img { max-height: 420px; width:auto; object-fit: contain;
  filter: drop-shadow(0 14px 30px rgba(15,38,71,.18)); }
.det-body { padding: clamp(22px, 3vw, 38px); }
.badge {
  display:inline-block; font-family: var(--font-display); letter-spacing: 1px; text-transform: uppercase;
  font-size: .74rem; font-weight: 500; color: var(--blu); background: rgba(28,63,116,.08);
  padding: 5px 12px; border-radius: 999px; margin-bottom: 14px;
}
.det-body h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); margin-bottom: .3em; }
.det-desc { font-size: 1.06rem; color: var(--testo); margin-bottom: 26px; }

.spec-block { margin-top: 22px; }
.spec-block h4 {
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: 1.5px;
  font-size: .82rem; color: var(--oro); margin: 0 0 12px; font-weight: 600;
}
.spec-list { list-style:none; margin:0; padding:0; display:grid; gap: 8px; }
.spec-list li {
  display:flex; gap: 10px; align-items:flex-start;
  background: var(--grigio-1); border-radius: 8px; padding: 10px 14px; font-size: .98rem;
}
.spec-list li::before { content: ""; width: 7px; height: 7px; margin-top: 8px; border-radius: 50%;
  background: var(--oro); flex: none; }
.det-empty { padding: 60px 30px; text-align:center; color: var(--testo-2); }

/* la scheda dentro il catalogo usa la stessa veste della pagina prodotto
   (blocco .ps-* più in basso): descrizione larga + pannello tecnico a destra. */
.det-scheda { padding: clamp(20px, 2.6vw, 34px); }
.det-scheda .ps-head {
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 20px;
}
.det-scheda .ps-head .badge { margin-bottom: 0; }
.det-scheda .ps-head .det-share { margin-left: 0; }
.det-scheda .ps-head h2 { flex: 1 0 100%; margin: 2px 0 0; font-size: clamp(1.5rem, 2.6vw, 2.05rem); }
.det-scheda .ps-main .det-desc { margin: 0; line-height: 1.7; }
.det-scheda .ps-col { position: static; }        /* niente sticky dentro il pannello */
/* il pannello del catalogo è più stretto della pagina: due colonne solo da 1180px */
@media (min-width: 860px)  { .det-scheda .ps-grid { grid-template-columns: 1fr; } }
@media (min-width: 1180px) { .det-scheda .ps-grid { grid-template-columns: 1fr 250px; gap: 26px; } }

/* stato di errore caricamento dati */
.load-error {
  background: #fff7ed; border:1px solid #f3d4a8; color: #7a4d12;
  border-radius: var(--radius); padding: 22px 24px; margin-top: 20px;
}
.load-error code { background: #fbe6cd; padding: 2px 7px; border-radius: 6px; font-size:.92em; }

/* ---------------------------------------------------------- pagine contenuto */
.page-hero {
  background: linear-gradient(160deg, var(--blu) 0%, var(--blu-deep) 100%);
  color: var(--bianco); padding: clamp(40px, 6vw, 70px) 0;
}
.page-hero h1 { color: var(--bianco); }
.page-hero p { color: rgba(255,255,255,.85); max-width: 60ch; }
.prose { max-width: 72ch; }
.prose h2 { margin-top: 1.6em; }
.prose ul { padding-left: 1.2em; }
.prose li { margin-bottom: .4em; }

.info-grid { display:grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); }
.info-card { background: var(--bianco); border:1px solid var(--grigio-2); border-radius: var(--radius);
  padding: 24px; box-shadow: var(--shadow); }
.info-card .ico { width:44px;height:44px;border-radius:12px;background:rgba(194,154,62,.14);
  color: var(--oro); display:flex;align-items:center;justify-content:center;margin-bottom:12px; }
.info-card a { font-weight: 600; }
.placeholder-pill { display:inline-block; background:#fff3d6; color:#7a5a12; font-size:.78rem;
  padding:2px 9px; border-radius:999px; margin-left:6px; vertical-align:middle; }

.form-grid { display:grid; gap:16px; grid-template-columns: 1fr 1fr; }
.form-grid .full { grid-column: 1 / -1; }
.field label { display:block; font-size:.9rem; color: var(--testo-2); margin-bottom:6px; font-weight:600; }
.field input, .field textarea {
  width:100%; padding:12px 14px; border:1px solid var(--grigio-3); border-radius: var(--radius-s);
  font: inherit; background: var(--bianco); color: var(--testo);
}
.field input:focus, .field textarea:focus { outline: 2px solid var(--blu-soft); border-color: var(--blu-soft); }

/* ---------------------------------------------------------- footer */
.site-footer { background: var(--ink); color: rgba(255,255,255,.72); margin-top: 0; }
.footer-grid { display:grid; gap: 30px; grid-template-columns: 1.4fr 1fr 1fr; padding: 52px 0 30px; }
.footer-grid h4 { color: var(--bianco); font-size: .95rem; text-transform: uppercase; letter-spacing: 1.5px; }
.footer-brand img { height: 64px; margin-bottom: 14px; }
.footer-links { list-style:none; margin:0; padding:0; display:grid; gap: 8px; }
.footer-links a { color: rgba(255,255,255,.72); }
.footer-links a:hover { color: var(--oro-chiaro); }
.footer-bottom { border-top:1px solid rgba(255,255,255,.12); padding: 18px 0; font-size:.85rem;
  display:flex; justify-content:space-between; gap:14px; flex-wrap:wrap; color: rgba(255,255,255,.5); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero .lead { margin-inline:auto; }
  .hero-cta { justify-content:center; }
  .hero-art { order: -1; }
  .hero-art img { width: min(260px, 60%); }
  .hero::before { background-image: url("../img/hero-bg-mobile.jpg"); }
  .hero::after { background: linear-gradient(180deg, rgba(15,38,71,.50) 0%, rgba(15,38,71,.82) 100%); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* --- breakpoint chiave del master-detail --- */
@media (max-width: 880px) {
  /* nav mobile */
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute; top: var(--header-h); left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--blu-deep); border-bottom: 3px solid var(--oro);
    max-height: 0; overflow: hidden; transition: max-height .28s ease;
  }
  .nav.open .nav-links { max-height: 320px; }
  .nav-links a { padding: 14px 22px; border-top: 1px solid rgba(255,255,255,.08); border-radius: 0; }
  .nav-links a.active::after { display:none; }
  .nav-links a.active { background: rgba(255,255,255,.06); border-left: 3px solid var(--oro); }

  /* il master-detail diventa a colonna singola */
  .catalogo { grid-template-columns: 1fr; }
  .lista-wrap {
    position: static; max-height: none;
  }
  .lista { max-height: none; }

  /* il dettaglio diventa un overlay a tutto schermo, nascosto finche' non si seleziona */
  .dettaglio {
    position: fixed; inset: 0; z-index: 80; border-radius: 0; border: 0;
    margin: 0; overflow-y: auto; min-height: 100vh;
    transform: translateX(100%); transition: transform .26s ease;
    visibility: hidden;
  }
  body.detail-open .dettaglio { transform: translateX(0); visibility: visible; }
  body.detail-open { overflow: hidden; }

  .det-back {
    display: inline-flex; align-items: center; gap: 8px; position: sticky; top: 0; z-index: 2;
    width: 100%; background: var(--blu-deep); color: var(--bianco);
    border: 0; border-bottom: 3px solid var(--oro); cursor: pointer;
    font-family: var(--font-display); font-size: 1rem; letter-spacing: .5px;
    padding: 15px 20px; text-transform: uppercase;
  }
  .det-figure { min-height: 240px; }
  .det-figure img { max-height: 300px; }
  .result-count { width:100%; margin-left:0; }
}

@media (max-width: 520px) {
  body { font-size: 16px; }
  .container { padding: 0 16px; }
  /* qui .container azzera il padding verticale: lo rimetto all'hero, così le
     strisce non toccano l'header e i tasti non toccano la sezione sotto. */
  .hero .hero-grid { padding-top: 26px; padding-bottom: 38px; }
  .brand img { height: 50px; }
  .brand-mark img { height: 52px; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .det-body { padding: 20px; }
}

/* ------------------------------- ciclo di applicazione (nei risultati) */
.config-hero { margin-bottom: 4px; }
.config-res.is-hero { padding: 14px; border-color: var(--oro); background: #fffdf7; }
.config-res.is-hero .cr-thumb { width: 68px; height: 68px; }
.config-res.is-hero .cr-nome { font-size: 1.08rem; }

.ciclo {
  margin: 20px 0 4px; padding: 18px;
  border: 1px solid var(--grigio-2); border-radius: var(--radius-s); background: var(--grigio-1);
}
.ciclo-head {
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: 1px;
  font-size: .82rem; color: var(--blu); font-weight: 600; margin-bottom: 14px;
}
.ciclo-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.ciclo-step { display: flex; align-items: center; gap: 12px; }
.cs-num {
  flex: none; width: 26px; height: 26px; border-radius: 50%;
  background: var(--blu); color: var(--bianco); font-family: var(--font-display);
  font-size: .9rem; display: grid; place-items: center;
}
.cs-prod { flex: 1 1 auto; min-width: 0; display: flex; flex-direction: column; text-decoration: none; }
.cs-role { font-size: .72rem; text-transform: uppercase; letter-spacing: .5px; color: var(--oro); font-weight: 600; }
.cs-nome { font-weight: 600; color: var(--testo); font-size: .98rem; line-height: 1.2; }
.cs-prod:hover .cs-nome { color: var(--blu); }
.cs-litri { flex: none; font-size: .84rem; color: var(--testo-2); text-align: right; white-space: nowrap; }
.cs-litri.on { color: var(--blu); font-weight: 600; }
.ciclo-calc {
  margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--grigio-3);
  display: flex; align-items: center; gap: 12px 16px; flex-wrap: wrap;
}
.ciclo-calc-lab { font-weight: 600; font-size: .92rem; display: flex; align-items: center; gap: 8px; }
.ciclo-calc-lab input { width: 92px; padding: 7px 9px; border: 1px solid var(--grigio-3); border-radius: 8px; font: inherit; }
.ciclo-calc-hint { font-size: .82rem; color: var(--testo-2); }
.config-altri-head {
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: 1px;
  font-size: .8rem; color: var(--testo-2); margin: 22px 0 10px;
}

/* ---------------------------------- calcolatore resa (pagina Prodotti)
   Pannello "strumento": intestazione blu KING con rullo oro, corpo chiaro,
   ricerca del prodotto a suggerimenti e litri stimati in evidenza. */
.calc-panel {                         /* cornice oro tutt'intorno */
  margin: 0 0 28px; border-radius: var(--radius);
  background: var(--blu-deep); box-shadow: var(--shadow-lg);
  border: 2px solid var(--oro);
}
/* niente overflow:hidden sul pannello, altrimenti la tendina dei suggerimenti
   verrebbe tagliata: gli angoli si arrotondano sui singoli blocchi. */
.calc-panel-head { border-radius: calc(var(--radius) - 2px) calc(var(--radius) - 2px) 0 0; }
.calc-panel-head {
  display: flex; align-items: center; gap: 14px;
  padding: clamp(16px, 2.2vw, 22px) clamp(16px, 2.5vw, 26px);
}
.calc-badge {
  flex: none; width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center; color: var(--blu-deep); background: var(--oro);
}
.calc-head-txt { min-width: 0; }
.calc-kicker {
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: 1.4px;
  font-size: .68rem; font-weight: 500; color: var(--oro-chiaro);
}
.calc-panel-head h2 { font-size: clamp(1.15rem, 2.2vw, 1.45rem); color: var(--bianco); margin: 2px 0 3px; }
.calc-panel-head p { margin: 0; font-size: .88rem; color: #b9cbe6; }
.calc-card {                          /* riga oro fra testata e campi */
  background: var(--carta); border-top: 2px solid var(--oro);
  padding: clamp(16px, 2.5vw, 24px);
  border-radius: 0 0 calc(var(--radius) - 2px) calc(var(--radius) - 2px);
}
.calc-loading { color: var(--testo-2); margin: 0; }

/* campi */
.calc-grid { display: grid; gap: 14px; grid-template-columns: 2.2fr 1fr 1fr; align-items: end; }
.calc-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.calc-lab {
  font-size: .72rem; font-weight: 600; color: var(--testo-2);
  text-transform: uppercase; letter-spacing: .6px;
}
.calc-combo { position: relative; }
.calc-search-ico {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  color: var(--testo-2); pointer-events: none;
}
#calc-search {
  width: 100%; padding: 11px 34px 11px 36px; font: inherit;
  border: 1px solid var(--grigio-3); border-radius: 9px; background: var(--bianco);
}
#calc-search:focus { outline: none; border-color: var(--blu-soft); box-shadow: 0 0 0 3px rgba(44, 91, 156, .16); }
.calc-clear {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  border: none; background: none; color: var(--testo-2); font-size: 19px; line-height: 1;
  padding: 2px 6px; border-radius: 6px;
}
.calc-clear:hover { color: var(--danger, #b23b3b); background: var(--grigio-1); }

/* suggerimenti */
.calc-sugg {
  position: absolute; z-index: 30; left: 0; right: 0; top: calc(100% + 6px);
  list-style: none; margin: 0; padding: 5px; overflow: auto;
  background: var(--bianco); border: 1px solid var(--grigio-2);
  border-radius: var(--radius-s); box-shadow: var(--shadow-lg);
}
.calc-s-item {
  display: flex; align-items: center; gap: 10px; padding: 7px 9px;
  border-radius: 7px; cursor: pointer;
}
.calc-s-item.on, .calc-s-item:hover { background: rgba(28, 63, 116, .08); }
.calc-s-thumb {
  width: 34px; height: 34px; flex: none; object-fit: contain;
  background: var(--grigio-1); border-radius: 6px; padding: 3px;
}
.calc-s-txt { min-width: 0; }
.calc-s-nome {
  display: block; font-weight: 600; font-size: .92rem; color: var(--ink);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.calc-s-cat { display: block; font-size: .76rem; color: var(--testo-2); }
.calc-s-empty { padding: 12px; color: var(--testo-2); font-size: .9rem; text-align: center; }

/* stepper +/- (Superficie e Mani) */
.calc-step {
  display: flex; align-items: stretch;
  border: 1px solid var(--grigio-3); border-radius: 9px; background: var(--bianco); overflow: hidden;
}
.calc-step input {
  min-width: 0; font: inherit; font-weight: 600;
  border: none; background: none; -moz-appearance: textfield;
}
.calc-step input::-webkit-outer-spin-button,
.calc-step input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.calc-step input:focus { outline: none; }
.calc-step > input {                    /* Mani: input pieno, centrato */
  width: 100%; text-align: center; padding: 11px 0;
}
.calc-step-mid {                        /* Superficie: numero + unità m² */
  flex: 1; min-width: 0; display: flex; align-items: baseline;
  justify-content: center; gap: 4px; padding: 11px 4px;
}
.calc-step-mid input { width: 4ch; text-align: right; padding: 0; }
.calc-mq-unit { color: var(--testo-2); font-size: .86rem; }
.calc-step-b {
  flex: none; width: 36px; border: none; background: var(--grigio-1);
  color: var(--blu); font-size: 17px; font-weight: 700; line-height: 1;
}
.calc-step-b:hover { background: var(--blu); color: var(--bianco); }

/* esito */
.calc-out { margin-top: 16px; }
.calc-empty {
  display: flex; align-items: center; gap: 10px; justify-content: center;
  padding: 16px; border: 1px dashed var(--grigio-3); border-radius: var(--radius-s);
  color: var(--testo-2);
}
.calc-empty p { margin: 0; font-size: .92rem; }
.calc-empty strong { color: var(--blu); }
.calc-res {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 14px 16px; background: var(--bianco);
  border: 1px solid var(--oro); border-radius: var(--radius-s);
}
.calc-res-thumb {
  width: 56px; height: 56px; flex: none; display: grid; place-items: center;
  background: var(--grigio-1); border-radius: 8px; padding: 5px;
}
.calc-res-thumb img { max-width: 100%; max-height: 100%; object-fit: contain; }
.calc-res-txt { flex: 1; min-width: 150px; }
.calc-res-nome { display: block; font-family: var(--font-display); font-size: 1.12rem; color: var(--blu); }
.calc-res-nome:hover { color: var(--blu-soft); text-decoration: underline; }
.calc-res-cat { display: block; font-size: .78rem; color: var(--testo-2); }
.calc-resa { display: block; margin-top: 5px; font-size: .88rem; color: var(--testo); }
.calc-resa-na { color: var(--testo-2); font-style: italic; }
.calc-big-wrap {
  flex: none; text-align: right; padding-left: 14px; border-left: 1px solid var(--grigio-2);
}
.calc-big { display: block; font-family: var(--font-display); font-size: 2.1rem; color: var(--blu); line-height: 1; }
.calc-sub { display: block; margin-top: 3px; color: var(--testo-2); font-size: .8rem; }
.calc-note {
  margin-top: 12px; padding: 12px 14px; background: #fdf7e8;
  border-radius: var(--radius-s); font-size: .9rem; color: var(--testo);
}

@media (max-width: 760px) {
  .calc-grid { grid-template-columns: 1fr 1fr; }
  .calc-field-prod { grid-column: 1 / -1; }
}
@media (max-width: 620px) {
  .calc-panel-head { gap: 11px; }
  .calc-res { gap: 11px; }
  .calc-big-wrap {
    width: 100%; text-align: center; padding: 11px 0 0;
    border-left: none; border-top: 1px solid var(--grigio-2);
  }
  .ciclo-step { flex-wrap: wrap; }
  .cs-litri { width: 100%; text-align: left; padding-left: 38px; }
}

/* ------------------------------------------- carosello coverflow (home) */
.cover-stage {
  position: relative; height: clamp(360px, 52vw, 620px);
  perspective: 1300px; overflow: hidden;
}
.cover-slide {
  position: absolute; left: 50%; top: 50%;
  height: 90%; aspect-ratio: 1 / 1;              /* flyer quadrato (1:1) */
  border-radius: 14px; overflow: hidden; cursor: pointer;
  transition: transform .55s cubic-bezier(.22,.9,.3,1), opacity .4s ease, filter .55s ease;
  will-change: transform;
}
.cover-slide img { width: 100%; height: 100%; object-fit: cover; display: block; pointer-events: none; }
.cover-slide figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 34px 22px 16px;
  background: linear-gradient(transparent, rgba(18,42,84,.85));
  color: var(--bianco); font-family: var(--font-display); font-size: 1.15rem; letter-spacing: 1px;
  opacity: 0; transition: opacity .4s ease;
}
.cover-slide.is-cur figcaption { opacity: 1; }
.cover-nav { display: flex; justify-content: center; align-items: center; gap: 18px; margin-top: 24px; }
.cover-btn {
  width: 48px; height: 48px; border-radius: 13px; border: 0; padding: 0;
  display: grid; place-items: center; cursor: pointer;
  background: var(--blu-deep); color: var(--bianco);
  box-shadow: 0 6px 16px rgba(15,38,71,.22);
  transition: background .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.cover-btn svg { width: 21px; height: 21px; }
.cover-btn:hover { background: var(--oro); color: var(--blu-deep); transform: translateY(-2px); box-shadow: 0 10px 22px rgba(15,38,71,.28); }
.cover-btn:active { transform: translateY(0); }
.cover-btn:focus-visible { outline: 2px solid var(--oro); outline-offset: 3px; }

/* badge "clicca per ingrandire" sulla slide centrale */
.cover-slide.is-cur::after {
  content: ""; position: absolute; right: 14px; top: 14px; width: 38px; height: 38px;
  border-radius: 50%; background: rgba(15,38,71,.62) center / 18px 18px no-repeat;
  -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2.2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='6.5'/%3E%3Cpath d='m20 20-4.2-4.2M11 8.6v4.8M8.6 11h4.8'/%3E%3C/svg%3E");
  opacity: 0; transition: opacity .25s ease; pointer-events: none;
}
.cover-slide.is-cur:hover::after { opacity: 1; }

/* ------------------------------------------- lightbox (ingrandimento foto) */
.lb {
  position: fixed; inset: 0; z-index: 200; display: grid; place-items: center;
  background: rgba(8,18,36,.9); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
  opacity: 0; transition: opacity .22s ease; padding: 4vh 5vw;
}
.lb.on { opacity: 1; }
.lb img {
  max-width: 100%; max-height: 92vh; width: auto; border-radius: 12px;
  box-shadow: 0 30px 70px rgba(0,0,0,.6); transform: scale(.96);
  transition: transform .25s ease; cursor: zoom-out;
}
.lb.on img { transform: scale(1); }
.lb-btn {
  position: absolute; width: 52px; height: 52px; border: 0; border-radius: 13px; padding: 0;
  display: grid; place-items: center; cursor: pointer;
  background: rgba(255,255,255,.12); color: #fff;
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
  transition: background .2s ease, color .2s ease;
}
.lb-btn:hover { background: var(--oro); color: var(--blu-deep); }
.lb-btn svg { width: 23px; height: 23px; }
.lb-prev { left: max(12px, 2vw); top: 50%; transform: translateY(-50%); }
.lb-next { right: max(12px, 2vw); top: 50%; transform: translateY(-50%); }
.lb-close { top: 16px; right: max(12px, 2vw); width: 46px; height: 46px; }
@media (max-width: 640px) {
  .lb-prev, .lb-next { top: auto; bottom: 14px; transform: none; }
  .lb-next { right: max(12px, 2vw); }
}
.cover-dots { display: flex; gap: 8px; }
.cover-dot {
  width: 10px; height: 10px; padding: 0; border: 0; border-radius: 50%;
  background: #c9c4b4; cursor: pointer; transition: all .25s;
}
.cover-dot.on { background: var(--oro); width: 26px; border-radius: 999px; }

/* ---------------------------------------------------------- FAQ (home) */
.faq-list { max-width: 820px; margin: 0 auto; display: grid; gap: 12px; }
.faq {
  background: var(--bianco); border: 1px solid #e3e0d6; border-radius: 12px;
  box-shadow: 0 2px 8px rgba(27, 29, 34, .05);
}
.faq summary {
  list-style: none; cursor: pointer;
  display: flex; align-items: center; gap: 12px;
  padding: 16px 20px;
  font-family: var(--font-display); font-weight: 500; font-size: 1.05rem;
  color: var(--blu);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; margin-left: auto; flex: 0 0 auto;
  font-size: 1.5rem; line-height: 1; color: var(--oro);
  transition: transform .25s ease;
}
.faq[open] summary::after { transform: rotate(45deg); }
.faq-body { padding: 0 20px 18px; }
.faq-body p { margin: 0; }

/* ------------------------------------------- scheda prodotto: condividi */
.det-share {
  display: inline-flex; align-items: center; gap: 7px;
  margin-left: 10px; padding: 5px 12px;
  background: transparent; border: 1px solid var(--blu); border-radius: 999px;
  color: var(--blu); font: inherit; font-size: .82rem; font-weight: 600;
  cursor: pointer; vertical-align: middle;
  transition: background .2s ease, color .2s ease;
}
.det-share:hover { background: var(--blu); color: var(--bianco); }
.det-share.ok { border-color: #2e7d32; color: #2e7d32; background: transparent; }

/* ------------------------------------- area rivenditori (ordini.html) */
.ordini-page { padding-bottom: 48px; }

.gate-card {
  max-width: 520px; margin: 20px auto 60px; padding: clamp(22px, 4vw, 34px);
  background: var(--bianco); border: 1px solid var(--grigio-2); border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.gate-card h2 { margin-top: 0; }
/* align-items:flex-start + margin: la faccia del pulsante 3D è traslata di
   -4px, quindi senza compenso resterebbe più alta del campo password. */
.gate-row { display: flex; gap: 10px; margin-top: 14px; align-items: flex-start; }
.gate-row .btn3d { margin-top: 4px; }
.gate-row input { align-self: stretch; }
.gate-row input {
  flex: 1; padding: 11px 13px; border: 1px solid var(--grigio-3); border-radius: 8px;
  background: var(--carta); font: inherit;
}
.gate-err { color: #b3261e; min-height: 1.2em; margin: 10px 0 0; font-size: .92rem; }
.gate-note { font-size: .88rem; margin-top: 16px; }

.riv-dati {
  background: var(--bianco); border: 1px solid var(--grigio-2); border-radius: var(--radius);
  padding: clamp(16px, 2.5vw, 24px); box-shadow: var(--shadow); margin-bottom: 22px;
}
.riv-dati-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.riv-dati-head h2 { margin: 0 0 12px; font-size: 1.2rem; }
.riv-dati-note { font-size: .82rem; margin: 10px 0 0; }

.ordine-layout {
  display: grid; grid-template-columns: 1.5fr 1fr; gap: 20px; align-items: start;
}
.mag-wrap, .ordine-riepilogo {
  background: var(--bianco); border: 1px solid var(--grigio-2); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow);
}
.mag-lista { list-style: none; margin: 0; padding: 0; max-height: 62vh; overflow-y: auto; }
.mag-item {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  padding: 10px 14px; border-bottom: 1px solid var(--grigio-1);
}
.mag-nome { font-weight: 600; font-size: .95rem; min-width: 0; }
.mag-formati { display: flex; gap: 10px; flex: none; }
.mag-f { display: flex; flex-direction: column; align-items: center; gap: 3px; }
.mag-f span { font-size: .68rem; font-weight: 700; color: var(--testo-2); letter-spacing: .5px; }
.mag-f input {
  width: 68px; padding: 7px 6px; text-align: center;
  border: 1px solid var(--grigio-3); border-radius: 8px; background: var(--carta); font: inherit;
}
.mag-f input:focus { border-color: var(--oro); outline: none; }

.ordine-riepilogo { position: sticky; top: calc(var(--header-h) + 16px); }
.rie-body { padding: 14px 16px 18px; }
.rie-righe { list-style: none; margin: 0 0 10px; padding: 0; max-height: 34vh; overflow-y: auto; }
.rie-righe li {
  display: flex; justify-content: space-between; gap: 10px; padding: 6px 0;
  border-bottom: 1px dashed var(--grigio-2); font-size: .9rem;
}
.rr-n em { color: var(--testo-2); font-style: normal; font-size: .82rem; }
.rr-edit { display: flex; align-items: center; gap: 4px; flex: none; }
.rr-edit input {
  width: 58px; padding: 4px 5px; text-align: center; font: inherit; font-size: .88rem;
  border: 1px solid var(--grigio-3); border-radius: 7px; background: var(--carta);
}
.rr-edit input:focus { border-color: var(--oro); outline: none; }
.rr-x {
  border: 0; background: transparent; color: #b3261e; cursor: pointer;
  font-size: 1.25rem; line-height: 1; padding: 2px 5px; border-radius: 6px;
}
.rr-x:hover { background: #fdecea; }
.rie-vuoto { color: var(--testo-2); font-size: .9rem; }
.rie-tot { font-family: var(--font-display); color: var(--blu); margin: 8px 0 14px; }
.rie-azioni { display: grid; gap: 10px; margin-top: 12px; }

@media (max-width: 880px) {
  .ordine-layout { grid-template-columns: 1fr; }
  .ordine-riepilogo { position: static; }
  .mag-lista { max-height: none; }
}

/* --- foglio d'ordine: nascosto a schermo, visibile SOLO in stampa --- */
#stampa-area { display: none; }
/* margini di pagina a 0: così il browser non ha spazio per aggiungere le sue
   intestazioni/piè di pagina (titolo, data, URL, numero pagina). Il margine
   interno lo diamo noi con il padding sotto. */
@page { size: A4; margin: 0; }
@media print {
  body.stampa-ordine > *:not(#stampa-area) { display: none !important; }
  body.stampa-ordine #stampa-area { display: block !important; color: #000; }
  /* cornice: thead/tfoot vuoti = margine alto/basso su OGNI pagina;
     il padding laterale della cella dà i margini destro/sinistro. */
  .st-frame { width: 100%; border-collapse: collapse; }
  .st-frame > tbody > tr > td { padding: 0 14mm; vertical-align: top; }
  .st-space-top { height: 14mm; }
  .st-space-bot { height: 12mm; }
  .st-head { display: flex; align-items: center; gap: 16px; border-bottom: 3px solid #c29a3e; padding-bottom: 12px; }
  .st-head img { height: 52px; width: auto; }
  .st-tit { flex: 1; }
  .st-tit h1 { margin: 0; font-size: 20pt; }
  .st-tit p { margin: 2px 0 0; font-size: 8.5pt; color: #444; }
  .st-meta { text-align: right; font-size: 10pt; }
  .st-meta strong { display: block; font-size: 12pt; }
  .st-dati { margin: 14px 0; border-collapse: collapse; font-size: 10pt; }
  .st-dati th { text-align: left; padding: 2px 14px 2px 0; color: #555; font-weight: 600; }
  .st-dati td { padding: 2px 0; }
  /* NB: molti browser non stampano gli sfondi → il foglio usa BORDI e testo,
     con print-color-adjust per chi invece li stampa. */
  .st-tab { width: 100%; border-collapse: collapse; margin-top: 8px; font-size: 10pt;
    -webkit-print-color-adjust: exact; print-color-adjust: exact; }
  .st-tab th, .st-tab td { border: 1px solid #777; padding: 5px 8px; text-align: left; }
  .st-tab thead th {
    color: #1c3f74; font-weight: 700; text-transform: uppercase; letter-spacing: .5px;
    font-size: 9pt; border-bottom: 2.5px solid #1c3f74; background: #eef1f6;
  }
  .st-tab .st-cat td {
    background: #efece2; color: #1c3f74; font-weight: 700; font-size: 8.5pt;
    text-transform: uppercase; letter-spacing: .6px;
    border-top: 2px solid #1c3f74; border-bottom: 2px solid #1c3f74;
  }
  .st-tab td:last-child, .st-tab th:last-child { text-align: right; width: 70px; }
  .st-tab tfoot td { font-weight: 700; background: #f5f0e3; border-top: 2.5px solid #1c3f74; }
  .st-note { margin-top: 12px; font-size: 10pt; }
  .st-firme { display: flex; gap: 40px; margin-top: 36px; font-size: 9pt; color: #555; }
  .st-firme > div { flex: 1; border-top: 1px solid #999; padding-top: 4px; }
  .st-legal { margin-top: 18px; font-size: 8pt; color: #777; }
}

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

/* ---------------------------------------------------------- pagina prodotto
   Pagine generate da Eleventy (/prodotti/<id>/). Layout V3: descrizione ampia
   a sinistra + sidebar tecnica (foto piccola, scheda a icone, CTA) a destra. */
.prodotto-page { padding-top: 26px; padding-bottom: 60px; }
.breadcrumb {
  display: flex; align-items: center; flex-wrap: wrap; gap: 7px;
  font-size: .84rem; color: var(--testo-2); margin-bottom: 18px;
}
.breadcrumb a { color: var(--testo-2); }
.breadcrumb a:hover { color: var(--blu); }
.breadcrumb .bc-cur { color: var(--ink); font-weight: 600; }
a.badge { transition: .18s ease; }
a.badge:hover { background: var(--blu); color: var(--bianco); }

.ps-head { margin-bottom: 22px; }
.ps-head .badge { margin-bottom: 10px; }
.prodotto-scheda h1 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); margin: 0; }

.ps-grid { display: grid; grid-template-columns: 1fr; gap: 26px; align-items: start; }
.ps-main .det-desc { font-size: 1.06rem; line-height: 1.7; color: var(--testo); margin: 0; }

/* sidebar tecnica (pannello beige scuro) */
.ps-side {
  --ps-bg: #f1f0ed;                 /* colore del pannello (scelto 2026-07-19) */
  background: var(--ps-bg); border: 1px solid var(--oro);
  border-radius: var(--radius); padding: 18px;
}
.ps-photo {
  margin: 0 0 16px; background: var(--bianco);
  border: 1px solid var(--oro); border-radius: var(--radius-s);
  overflow: hidden;   /* ritaglia la foto agli angoli arrotondati */
}
.ps-photo img { display: block; width: 100%; height: auto; }

.ps-specs-title {
  font-family: var(--font-display); font-weight: 600; text-transform: uppercase;
  letter-spacing: 1px; font-size: .78rem; color: var(--blu); margin: 0 0 6px;
}
.ps-spec-list { list-style: none; margin: 0; padding: 0; }
.ps-spec { display: flex; align-items: center; gap: 11px; padding: 10px 0; border-top: 1px solid #d3d0ca; }
/* la riga separatrice segue il colore del pannello (un po' piu scura) */
@supports (color: color-mix(in srgb, #000, #fff)) {
  .ps-spec { border-top-color: color-mix(in srgb, var(--ps-bg) 82%, #4a3f28); }
}
.ps-spec-ico {
  width: 36px; height: 36px; flex: none; border-radius: 9px;
  background: var(--bianco); border: 1px solid var(--oro); color: var(--oro);
  display: grid; place-items: center;
}
.ps-spec-ico svg { width: 19px; height: 19px; }
.ps-spec-txt { min-width: 0; }
.ps-spec-k { display: block; font-size: .72rem; text-transform: uppercase; letter-spacing: .5px; color: var(--blu); font-weight: 700; }
.ps-spec-v { display: block; font-size: .95rem; color: var(--ink); font-weight: 600; line-height: 1.35; }

.ps-actions { display: flex; flex-direction: column; gap: 10px; margin-top: 14px; }
.ps-actions .btn { width: 100%; text-align: center; }

@media (min-width: 860px) {
  .ps-grid { grid-template-columns: 1fr 300px; gap: 34px; }
  .ps-col { position: sticky; top: calc(var(--header-h) + 16px); }
}