:root {
  --ink: #171a19;
  --ink-soft: #4a524f;
  --paper: #f4f6f5;
  --paper-2: #fcfdfc;
  --teal: #1a6f68;
  --teal-deep: #114843;
  --line: color-mix(in srgb, var(--ink) 10%, transparent);
  --line-strong: color-mix(in srgb, var(--ink) 18%, transparent);
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-move: cubic-bezier(0.77, 0, 0.175, 1);
  --ease-drawer: cubic-bezier(0.32, 0.72, 0, 1);
  --radius: 16px;
  --measure: 60ch;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 5.5rem; }

html, body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
}

body {
  font-family: "Plus Jakarta Sans", "Segoe UI", sans-serif;
  font-size: clamp(1.0625rem, 1rem + 0.3vw, 1.125rem);
  line-height: 1.65;
  font-optical-sizing: auto;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-underline-offset: 0.2em; }
button, input, select, textarea { font: inherit; color: inherit; }

::selection { background: var(--teal); color: #f4fbfa; }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; }

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--ink);
  color: var(--paper);
  padding: 0.6rem 1rem;
  z-index: 80;
}
.skip:focus { top: 1rem; }

.wrap { width: min(1180px, calc(100% - 2rem)); margin-inline: auto; }
.wrap-wide { width: min(1360px, calc(100% - 1.5rem)); margin-inline: auto; }

h1, h2, h3 {
  font-weight: 650;
  letter-spacing: -0.025em;
  line-height: 1.15;
  text-wrap: balance;
  margin: 0 0 0.8rem;
}

h1 { font-size: clamp(2.15rem, 5.4vw, 4.4rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.75rem); max-width: 18ch; }
h3 { font-size: 1.2rem; }

.lede {
  max-width: var(--measure);
  color: var(--ink-soft);
  margin: 0 0 2rem;
}

/* Header */
.site-header {
  position: fixed;
  inset: 0.85rem 0 auto;
  z-index: 40;
  pointer-events: none;
  transition: opacity 200ms var(--ease-out);
}
body.lb-open .site-header {
  opacity: 0;
  pointer-events: none;
}

.nav-island {
  pointer-events: auto;
  width: min(1200px, calc(100% - 1.5rem));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.4rem 0.45rem 0.4rem 0.95rem;
  background: color-mix(in srgb, var(--paper-2) 86%, transparent);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid color-mix(in srgb, var(--ink) 8%, transparent);
  border-radius: 999px;
}

.logo { display: flex; text-decoration: none; }
.logo img { height: 26px; width: auto; }

.nav-links {
  display: none;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 0.2rem;
}
.nav-links a {
  text-decoration: none;
  padding: 0.42rem 0.65rem;
  font-size: 0.88rem;
  white-space: nowrap;
  border-radius: 999px;
  transition: background 180ms var(--ease-out);
}
@media (hover: hover) and (pointer: fine) {
  .nav-links a:hover,
  .nav-links a.is-on { background: color-mix(in srgb, var(--ink) 6%, transparent); }
}

.btn.nav-cta { display: none; }

.burger {
  width: 44px;
  height: 44px;
  border: 0;
  background: var(--ink);
  color: var(--paper);
  border-radius: 999px;
  position: relative;
  cursor: pointer;
}
.burger span {
  position: absolute;
  left: 13px;
  right: 13px;
  height: 1.5px;
  background: currentColor;
  transition: transform 260ms var(--ease-drawer);
}
.burger span:first-child { top: 18px; }
.burger span:last-child { top: 25px; }
body.nav-open .burger span:first-child { transform: translateY(3.5px) rotate(45deg); }
body.nav-open .burger span:last-child { transform: translateY(-3.5px) rotate(-45deg); }

/* ==========================================================================
   MOBILE CATALOG DRAWER (App-like, Ultra-fluid, Complete 24-Product Catalog)
   ========================================================================== */
.overlay-nav {
  position: fixed;
  inset: 0;
  background: var(--paper, #f4f6f5);
  color: var(--ink, #171a19);
  z-index: 100;
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity 280ms var(--ease-out), transform 280ms var(--ease-out);
  overflow: hidden;
}

body.nav-open {
  overflow: hidden !important;
}

body.nav-open .overlay-nav {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

body.nav-open .burger {
  background: var(--teal-deep, #114843);
  color: #ffffff;
}

body.nav-open .burger span {
  background: #ffffff !important;
}

/* Header bar inside drawer */
.mn-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 1.2rem;
  background: var(--paper-2, #ffffff);
  border-bottom: 1px solid var(--line, rgba(23,26,25,0.1));
  flex-shrink: 0;
  z-index: 10;
}

.mn-logo img {
  height: 26px;
  width: auto;
  display: block;
}

.mn-close-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--ink, #171a19);
  color: #ffffff;
  border: 0;
  border-radius: 999px;
  padding: 0.48rem 0.95rem;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  transition: transform 150ms ease, background 150ms ease;
}

.mn-close-btn:active {
  transform: scale(0.95);
  background: var(--teal-deep, #114843);
}

/* Scrollable main body */
.overlay-nav-content {
  flex-grow: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 1rem 1rem 5.8rem;
}

/* Search input */
.mn-search-wrap {
  margin-bottom: 0.85rem;
}

.mn-search-input {
  width: 100%;
  padding: 0.75rem 1.1rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong, rgba(23,26,25,0.18));
  background: var(--paper-2, #ffffff);
  color: var(--ink, #171a19);
  font-size: 0.92rem;
  font-weight: 500;
  outline: none;
  box-shadow: 0 2px 8px rgba(0,0,0,0.03);
  transition: border-color 200ms ease, box-shadow 200ms ease;
}

.mn-search-input:focus {
  border-color: var(--teal, #1a6f68);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--teal) 20%, transparent);
}

/* Horizontal category filter pills */
.mn-filter-tabs {
  display: flex;
  gap: 0.45rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
  scrollbar-width: none;
}

.mn-filter-tabs::-webkit-scrollbar {
  display: none;
}

.mn-tab {
  flex-shrink: 0;
  padding: 0.42rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--line-strong, rgba(23,26,25,0.15));
  background: var(--paper-2, #ffffff);
  color: var(--ink-soft, #4a524f);
  font-size: 0.82rem;
  font-weight: 650;
  cursor: pointer;
  white-space: nowrap;
  transition: all 180ms ease;
}

.mn-tab.is-active {
  background: var(--teal-deep, #114843);
  color: #ffffff;
  border-color: var(--teal-deep, #114843);
  box-shadow: 0 2px 8px rgba(17,72,67,0.25);
}

/* 2-column mobile catalog grid */
.mn-catalog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.65rem;
  margin-bottom: 1.8rem;
}

.mn-item {
  display: flex;
  flex-direction: column;
  background: var(--paper-2, #ffffff);
  border: 1px solid var(--line, rgba(23,26,25,0.1));
  border-radius: 16px;
  overflow: hidden;
  text-decoration: none;
  color: var(--ink, #171a19);
  box-shadow: 0 2px 8px rgba(23,26,25,0.03);
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.mn-item:active {
  transform: scale(0.97);
}

.mn-item-media {
  position: relative;
  background: #ffffff;
  height: 118px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  border-bottom: 1px solid var(--line, rgba(23,26,25,0.06));
}

.mn-item-media img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain !important;
  transition: transform 200ms ease;
}

.mn-item-badge {
  position: absolute;
  top: 0.4rem;
  right: 0.4rem;
  background: color-mix(in srgb, var(--teal) 14%, #ffffff);
  color: var(--teal-deep, #114843);
  font-size: 0.68rem;
  font-weight: 750;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--teal) 25%, transparent);
}

.mn-item-info {
  padding: 0.6rem 0.7rem;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.mn-item-info strong {
  font-size: 0.82rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--ink, #171a19);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.mn-item-info small {
  font-size: 0.7rem;
  color: var(--ink-soft, #5e6563);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Secondary institutional links */
.mn-secondary-links {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line, rgba(23,26,25,0.1));
}

.mn-sec-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  background: var(--paper-2, #ffffff);
  border: 1px solid var(--line, rgba(23,26,25,0.08));
  border-radius: 12px;
  text-decoration: none;
  color: var(--ink, #171a19);
  font-size: 0.88rem;
  font-weight: 600;
}

.mn-sec-link i {
  font-style: normal;
  color: var(--teal, #1a6f68);
  font-weight: 700;
}

/* Sticky bottom actions inside drawer */
.mn-bottom-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.65rem 0.75rem max(0.65rem, env(safe-area-inset-bottom));
  background: color-mix(in srgb, var(--paper-2, #ffffff) 92%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--line, rgba(23,26,25,0.12));
  /* Flex invece di tre colonne fisse (auto 1fr 1.3fr): così nascondendo un
     pulsante la barra si ricompone senza lasciare la casella vuota, e
     rimettendolo tornano le proporzioni di prima. */
  display: flex;
  align-items: stretch;
  gap: 0.45rem;
  z-index: 10;
}

.mn-action-btn {
  flex: 1 1 0;
  min-width: 0;
  min-height: 44px;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  /* .btn ha il padding sbilanciato (pensato per i bottoni con l'icona
     rotonda a destra): qui non c'e' nessuna icona, quindi lo pareggio
     o la scritta finisce spostata verso sinistra dentro la pillola. */
  padding: 0.4rem 0.55rem !important;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}

.mn-action-home {
  /* Largo quanto basta al suo contenuto, come nella griglia di prima */
  flex: 0 0 auto;
  padding: 0.4rem 0.65rem;
}

.mn-action-primary {
  /* Un po' più largo degli altri, come il vecchio 1.3fr */
  flex: 1.3 1 0;
  background: var(--teal-deep, #114843);
  color: #ffffff;
  font-size: 0.82rem;
}

@media (min-width: 900px) {
  .nav-links, .btn.nav-cta { display: flex; }
  .burger, .overlay-nav { display: none; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.32rem 0.38rem 0.32rem 1.1rem;
  border-radius: 999px;
  border: 0;
  text-decoration: none;
  cursor: pointer;
  background: var(--ink);
  color: var(--paper-2);
  font-weight: 600;
  transition: transform 140ms var(--ease-out), background 180ms var(--ease-out);
}
.btn i {
  width: 2.05rem;
  height: 2.05rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, white 14%, transparent);
  transition: transform 240ms var(--ease-out);
}
.btn svg { width: 13px; height: 13px; }
.btn-light { background: var(--paper-2); color: var(--ink); }
.btn-light i { background: color-mix(in srgb, var(--ink) 8%, transparent); }
.btn-ghost {
  background: transparent;
  color: inherit;
  border: 1px solid color-mix(in srgb, currentColor 30%, transparent);
}
@media (hover: hover) and (pointer: fine) {
  .btn:hover i { transform: translate(2px, -1px); }
}
.btn:active { transform: scale(0.97); }

/* Il tasto che sblocca il tilt su touch: sotto c'e' gia' l'immagine
   ferma e scrollabile come sempre, sopra un velo scuro e l'invito a
   toccare. Sparisce dissolvendosi appena attivato, non di scatto. */
.hero-attiva {
  position: absolute; inset: 0; z-index: 7;
  display: grid; place-items: center;
  background: rgba(16, 20, 19, 0.42);
  border: 0; padding: 0; cursor: pointer;
  transition: opacity 380ms ease;
}
.hero-attiva span {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.9rem 1.6rem;
  border-radius: 999px;
  background: rgba(16, 20, 19, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  backdrop-filter: blur(6px);
}
.hero-attiva--via { opacity: 0; pointer-events: none; }

/* Hero */
.hero {
  min-height: 100dvh;
  position: relative;
  color: #f5f7f6;
  display: grid;
  align-items: end;
  overflow: hidden;
}
.hero-media { position: absolute; inset: 0; }
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 46% 36%;
  transform: scale(1.04);
  will-change: transform;
}
.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(16, 20, 19, 0.2) 0%, rgba(16, 20, 19, 0.1) 30%, rgba(16, 20, 19, 0.88) 100%),
    linear-gradient(90deg, rgba(16, 20, 19, 0.7) 0%, rgba(16, 20, 19, 0.4) 42%, rgba(16, 20, 19, 0.05) 75%, transparent 100%);
}
.promo-hang {
  position: absolute;
  z-index: 6;
  top: 5.6rem;
  right: clamp(2rem, 6vw, 6rem);
  left: auto;
  width: min(31rem, calc(100% - 2rem));
  display: grid;
  justify-items: center;
  gap: 0.28rem;
  padding: 1.15rem 1.4rem 1.05rem;
  text-decoration: none;
  color: #1d2a24;
  background:
    linear-gradient(180deg, #f7f1e6 0%, #efe4d0 100%);
  border: 1px solid color-mix(in srgb, #2a3c35 14%, transparent);
  border-radius: 4px;
  box-shadow:
    0 22px 44px rgba(16, 20, 19, 0.32),
    0 2px 0 rgba(255, 255, 255, 0.55) inset;
  transform: rotate(-1.5deg);
  transform-origin: 50% 0;
  animation: hangDrop 920ms var(--ease-out) 60ms both;
}
.promo-hang strong {
  font-size: clamp(1.4rem, 4vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 0.98;
  text-transform: uppercase;
  text-align: center;
  text-wrap: balance;
}
.promo-hang em {
  font-style: normal;
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #4d5f56;
}
.promo-hang__pin {
  position: absolute;
  top: -0.42rem;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #efe6d4, #8f8270 58%, #5c5348);
  box-shadow: 0 1px 2px rgba(16, 20, 19, 0.35);
}
.promo-hang__pin::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 11px;
  width: 1.5px;
  height: 2.55rem;
  background: linear-gradient(#6d6458, #b7ab97);
  transform: translateX(-50%);
}
.promo-hang__pin:first-child { left: 18%; }
.promo-hang__pin:nth-child(2) { right: 18%; }
@media (hover: hover) and (pointer: fine) {
  .promo-hang:hover {
    transform: rotate(-0.4deg) translateY(3px);
    transition: transform 280ms var(--ease-out);
  }
}

@keyframes hangDrop {
  from {
    opacity: 0;
    transform: translateY(-1.4rem) rotate(-1.5deg);
  }
  to {
    opacity: 1;
    transform: translateY(0) rotate(-1.5deg);
  }
}

.hero-copy { position: relative; z-index: 1; padding: 7rem 0 3rem; }
.hero-actions .btn {
  min-height: 48px;
  justify-content: center;
}
.hero h1 {
  margin: 0 0 1.1rem;
  max-width: 13ch;
  opacity: 0;
  transform: translateY(18px);
  animation: fadeUp 800ms var(--ease-out) 120ms both;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.75), 0 1px 3px rgba(0, 0, 0, 0.95);
}
.hero-lead {
  max-width: 42ch;
  color: #eef3f1;
  margin: 0 0 1.5rem;
  opacity: 0;
  transform: translateY(14px);
  animation: fadeUp 700ms var(--ease-out) 260ms both;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.75), 0 1px 2px rgba(0, 0, 0, 0.95);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  opacity: 0;
  animation: fadeUp 700ms var(--ease-out) 360ms both;
}
.hero-meta {
  margin-top: 2rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  border-top: 1px solid color-mix(in srgb, white 20%, transparent);
  padding-top: 1.1rem;
  max-width: 720px;
  opacity: 0;
  animation: fadeUp 700ms var(--ease-out) 460ms both;
}
.hero-meta b {
  display: block;
  font-size: clamp(1.2rem, 2vw, 1.55rem);
  font-variant-numeric: tabular-nums;
}
.hero-meta span { color: color-mix(in srgb, white 72%, transparent); font-size: 0.88rem; }

@keyframes fadeUp {
  to { opacity: 1; transform: none; }
}

/* Sections */
.section { padding: clamp(4.2rem, 8vw, 7.5rem) 0; }
.split { display: grid; gap: 1.8rem; }
@media (min-width: 860px) {
  .split { grid-template-columns: 1fr 1fr; gap: 3.5rem; align-items: end; }
}

/* Line tabs */
.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 1.6rem;
}
.tabs button {
  border: 1px solid var(--line-strong);
  background: var(--paper-2);
  border-radius: 999px;
  padding: 0.55rem 1rem;
  cursor: pointer;
  transition: background 180ms var(--ease-out), color 180ms var(--ease-out), border-color 180ms var(--ease-out);
}
.tabs button[aria-selected="true"] {
  background: var(--ink);
  color: var(--paper-2);
  border-color: var(--ink);
}

.line-stage {
  display: grid;
  gap: 1.2rem;
}
@media (min-width: 900px) {
  .line-stage { grid-template-columns: 1.05fr 0.95fr; align-items: stretch; }
}
.line-visual {
  border-radius: calc(var(--radius) + 6px);
  overflow: hidden;
  background: #edf2ef;
  min-height: 340px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  cursor: pointer;
  border: 1px solid var(--line);
}
.line-visual img {
  max-width: 100%;
  max-height: 460px;
  width: auto;
  height: auto;
  object-fit: contain !important;
  transition: transform 350ms var(--ease-out);
}
.line-visual:hover img {
  transform: scale(1.04);
}
.line-visual::after {
  content: "🔍 Tocca per ingrandire";
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  background: rgba(17, 26, 23, 0.75);
  backdrop-filter: blur(8px);
  color: #ffffff;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 600;
  pointer-events: none;
  transition: background 200ms ease;
}
.line-visual:hover::after {
  background: var(--teal-deep);
}
.line-copy {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 6px);
  padding: clamp(1.3rem, 3vw, 2rem);
  display: grid;
  align-content: start;
  gap: 0.7rem;
}
.line-copy[hidden] { display: none; }
.line-copy p { margin: 0; color: var(--ink-soft); }
.facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem 1rem;
  margin-top: 0.6rem;
}
.facts div {
  border-top: 1px solid var(--line);
  padding-top: 0.55rem;
}
.facts b { display: block; font-variant-numeric: tabular-nums; }
.facts span { font-size: 0.86rem; color: var(--ink-soft); }

/* Catalog */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin: 0 0 1.4rem;
}
.filters button {
  border: 1px solid var(--line-strong);
  background: transparent;
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  cursor: pointer;
  font-size: 0.92rem;
  transition: background 180ms var(--ease-out), color 180ms var(--ease-out);
}
.filters button[aria-pressed="true"] {
  background: var(--teal-deep);
  color: #f3faf8;
  border-color: var(--teal-deep);
}

/* ==========================================================================
   CATALOGO SEZIONATO E GRIGLIA UNIFORME - CDI INFISSI
   Ogni scheda ha dimensioni rigorosamente identiche (no wide / no disparità)
   ========================================================================== */

.catalog-sections {
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
  margin-top: 2rem;
  margin-bottom: 3.5rem;
}

.catalog-group {
  margin-bottom: 2rem;
  scroll-margin-top: 5.5rem;
}

.catalog-group[hidden] {
  display: none !important;
}

.catalog-group-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.85rem;
  border-bottom: 2px solid color-mix(in srgb, var(--ink) 12%, transparent);
}

.catalog-group-header h3 {
  font-size: clamp(1.35rem, 2.2vw, 1.8rem);
  font-weight: 750;
  color: var(--teal-deep, #0e3b32);
  margin: 0 0 0.35rem 0;
  letter-spacing: -0.02em;
}

.catalog-group-header p {
  margin: 0;
  font-size: 0.94rem;
  color: color-mix(in srgb, var(--ink) 72%, transparent);
  max-width: 680px;
  line-height: 1.45;
}

.catalog-group-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--teal-deep, #0e3b32) 10%, transparent);
  color: var(--teal-deep, #0e3b32);
  font-size: 0.82rem;
  font-weight: 650;
  white-space: nowrap;
  letter-spacing: 0.02em;
  border: 1px solid color-mix(in srgb, var(--teal-deep, #0e3b32) 18%, transparent);
}

@media (max-width: 640px) {
  .catalog-group-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 1.1rem;
    padding-bottom: 0.65rem;
  }
}

.catalog,
.catalog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .catalog,
  .catalog-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
}

@media (min-width: 1024px) {
  .catalog,
  .catalog-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
}

/* ==========================================================================
   TUTTE LE SCHEDE RIGOROSAMENTE UGUALI IN DIMENSIONI (LARGHEZZA E ALTEZZA FISSA)
   ========================================================================== */
.tile,
.tile.wide,
.tile.tall,
.tile.pair,
.tile.door,
.tile.sash,
.tile.handles-card {
  appearance: none;
  border: 0;
  padding: 0;
  text-align: left;
  cursor: pointer;
  background: #edf2ef;
  border-radius: 20px;
  overflow: hidden;
  position: relative;
  height: 380px !important;
  min-height: 380px !important;
  max-height: 380px !important;
  width: 100% !important;
  grid-column: span 1 !important;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.05), 0 0 0 1px var(--line);
  transition: transform 260ms var(--ease-out), box-shadow 260ms var(--ease-out);
  display: flex;
  align-items: center;
  justify-content: center;
  box-sizing: border-box;
}

.tile[hidden] {
  display: none !important;
}

.tile img,
.tile.wide img,
.tile.pair > img:first-of-type,
.tile.door img,
.tile.sash img {
  width: 100%;
  height: 100%;
  min-height: 240px;
  max-height: 320px;
  object-fit: contain !important;
  object-position: center;
  padding: 1.4rem 1.4rem 6.2rem !important;
  transition: transform 500ms var(--ease-out);
  display: block;
}

.tile figcaption {
  position: absolute;
  inset: auto 0 0;
  padding: 2.4rem 1.25rem 1.15rem;
  background: linear-gradient(to top, rgba(14, 20, 18, 0.96) 0%, rgba(14, 20, 18, 0.82) 55%, transparent 100%);
  color: #f6f8f7;
  width: 100%;
  box-sizing: border-box;
  pointer-events: none;
}

.tile strong {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.25rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: #ffffff;
}

.tile span {
  font-size: 0.84rem;
  opacity: 0.88;
  line-height: 1.35;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
  color: #e2e8e5;
}

.tile .cat-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #5ed6b7;
  margin-bottom: 0.3rem;
}

@media (hover: hover) and (pointer: fine) {
  .tile:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12), 0 0 0 1px color-mix(in srgb, var(--teal-deep, #0e3b32) 40%, transparent);
  }
  .tile:hover img {
    transform: scale(1.05);
  }
}

.tile:active {
  transform: scale(0.99);
}

.tile.pair { min-height: 310px; }
.tile.pair > img:first-of-type {
  object-fit: contain !important;
  min-height: 290px;
  padding: 1.2rem 1.2rem 5.6rem;
}
.tile.pair-hinge > img:first-of-type {
  object-fit: contain !important;
  padding: 1.2rem 1.2rem 5.6rem;
}
.tile img.pair-diagram {
  position: absolute;
  right: 0.85rem;
  bottom: 4.8rem;
  z-index: 1;
  width: min(36%, 160px);
  height: auto;
  min-height: 0;
  max-height: 160px;
  object-fit: contain !important;
  background: #ffffff;
  padding: 0.45rem;
  border-radius: 14px;
  box-shadow:
    0 16px 32px rgba(16, 20, 19, 0.28),
    0 0 0 1px color-mix(in srgb, var(--ink) 8%, transparent);
  pointer-events: none;
}
.tile img.pair-diagram.pair-photo {
  object-fit: contain !important;
  padding: 0.35rem;
  width: min(36%, 160px);
  height: auto;
  max-height: 150px;
}
@media (hover: hover) and (pointer: fine) {
  .tile.pair:hover img.pair-diagram { transform: none; }
}

.tile.sash {
  background: #f7f4ee;
  min-height: 320px;
}
.tile.sash img {
  object-fit: contain !important;
  object-position: center;
  min-height: 320px;
  padding: 1.2rem 1rem 5.4rem;
  background: #f7f4ee;
}

.tile.handles-card {
  min-height: 320px;
  background: #f7f4ee;
  cursor: pointer;
}
.tile.handles-card .car {
  position: relative;
  height: 100%;
  min-height: 320px;
}
.tile.handles-card img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: contain !important;
  background: #f7f4ee;
  padding: 1.5rem 2.4rem 5.4rem;
}
.car-btn {
  position: absolute;
  top: 42%;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  display: grid;
  place-items: center;
  cursor: pointer;
  z-index: 2;
}
.car-btn svg { width: 14px; height: 14px; }
.car-prev { left: 0.7rem; }
.car-next { right: 0.7rem; }
.car-dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4.5rem;
  display: flex;
  justify-content: center;
  gap: 0.35rem;
  z-index: 2;
}
.car-dots button {
  width: 7px;
  height: 7px;
  padding: 0;
  border: 0;
  border-radius: 999px;
  background: color-mix(in srgb, var(--ink) 28%, transparent);
  cursor: pointer;
}
.car-dots button[aria-current="true"] { background: var(--ink); }
@media (hover: hover) and (pointer: fine) {
  .tile.handles-card:hover img { transform: none; }
}

/* Lightbox — Modern Roomy Non-Clipped Dialog */
.lightbox {
  position: fixed;
  inset: 0;
  border: 0;
  padding: 0;
  width: min(94vw, 1040px);
  max-width: 1040px;
  height: auto;
  max-height: 92vh;
  margin: auto;
  border-radius: 24px;
  overflow: hidden;
  background: var(--paper);
  box-shadow: 0 32px 80px rgba(10, 20, 18, 0.45);
}
.lightbox::backdrop {
  background: rgba(12, 18, 16, 0.76);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.lb-shell {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  max-height: 92vh;
  height: 100%;
  background: var(--paper);
  border-radius: 24px;
  overflow: hidden;
  position: relative;
}
.lb-visual {
  position: relative;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2.5rem 2rem;
  box-sizing: border-box;
  min-height: 0;
  height: 100%;
  overflow: hidden;
}
.lb-visual.has-second {
  position: relative;
}
.lb-visual img {
  max-width: 100%;
  max-height: min(500px, calc(88vh - 5.5rem));
  width: auto;
  height: auto;
  object-fit: contain !important;
  object-position: center;
  background: transparent;
  transition: opacity 250ms ease, transform 300ms ease;
}
.lb-visual [data-lb-second] {
  position: absolute;
  right: 1.25rem;
  bottom: 1.25rem;
  width: min(28%, 130px);
  height: auto;
  max-height: 130px;
  aspect-ratio: 1 / 1;
  object-fit: contain !important;
  background: #ffffff;
  padding: 0.45rem;
  border-radius: 14px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.22), 0 0 0 1px var(--line);
  cursor: pointer;
  transition: transform 200ms ease, box-shadow 200ms ease;
  z-index: 4;
}
.lb-visual [data-lb-second]:hover {
  transform: scale(1.06);
  box-shadow: 0 16px 36px rgba(0,0,0,0.3), 0 0 0 2px var(--teal);
}
.lb-chip {
  position: absolute;
  z-index: 2;
  padding: 0.3rem 0.65rem;
  background: color-mix(in srgb, var(--ink) 80%, transparent);
  color: #f6f8f7;
  font-size: 0.74rem;
  font-weight: 650;
  letter-spacing: 0.02em;
  pointer-events: none;
}
.lb-chip-main {
  left: 1.2rem;
  top: 1.2rem;
  border-radius: 999px;
}
.lb-chip-second {
  right: 1.25rem;
  bottom: 1.25rem;
  width: min(28%, 130px);
  box-sizing: border-box;
  text-align: center;
  border-radius: 0 0 14px 14px;
  padding: 0.3rem 0.4rem;
  font-size: 0.68rem;
  z-index: 5;
}
[data-lb-diagram][hidden],
[data-lb-second][hidden],
.lb-gallery[hidden],
.lb-visual[hidden],
.lb-facts[hidden],
.lb-chip[hidden],
.lb-nav[hidden],
.lb-count[hidden] {
  display: none !important;
}
.lb-gallery {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.35rem;
  padding: 1.1rem 0.9rem 0.4rem;
  background: #fff;
  min-height: 0;
  align-content: center;
}
.lb-gallery figure {
  margin: 0;
  display: grid;
  justify-items: center;
  gap: 0.35rem;
}
.lb-gallery img {
  width: 100%;
  height: auto;
  aspect-ratio: 1 / 1;
  min-height: 0;
  max-height: none;
  object-fit: contain !important;
  background: transparent;
}
.lb-gallery figcaption {
  font-size: 0.72rem;
  font-weight: 650;
  text-align: center;
  letter-spacing: -0.02em;
}
.lb-nav {
  position: absolute;
  top: 45%;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  display: grid;
  place-items: center;
  cursor: pointer;
  z-index: 4;
}
.lb-nav svg { width: 15px; height: 15px; }
.lb-prev { left: 1rem; }
.lb-next { right: 1rem; }
.lb-count {
  position: absolute;
  left: 50%;
  bottom: 1rem;
  transform: translateX(-50%);
  z-index: 3;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--ink) 80%, transparent);
  color: #f6f8f7;
  font-size: 0.78rem;
  font-weight: 650;
}
.lb-visual.is-carousel img {
  object-fit: contain !important;
  padding: 1.5rem;
  background: #fff;
}
.lb-text {
  padding: 2.2rem 2rem 2rem;
  background: var(--paper-2);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  overflow-y: auto;
  max-height: 90vh;
}
.lb-text h3 {
  margin: 0;
  font-size: 1.55rem;
  color: var(--ink);
  line-height: 1.25;
  font-weight: 750;
}
.lb-text p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
  line-height: 1.6;
  overflow: visible;
}
.lb-text .btn {
  flex: 0 0 auto;
  margin-top: 0.3rem;
  justify-content: center;
}
.lb-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  padding: 1.1rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin: 0.2rem 0;
}
.lb-facts div {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.lb-facts b {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--teal-deep);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.lb-facts span {
  font-size: 0.88rem;
  color: var(--ink);
  font-weight: 500;
  line-height: 1.35;
}
.lb-diagram {
  position: absolute;
  left: 1rem;
  top: 1rem;
  width: min(38%, 180px);
  height: auto;
  min-height: 0;
  max-height: 38%;
  object-fit: contain !important;
  background: #fff;
  border-radius: 14px;
  padding: 0.45rem;
  z-index: 2;
  box-shadow: 0 12px 28px rgba(16, 20, 19, 0.22);
}
.lb-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: color-mix(in srgb, var(--ink) 10%, white);
  color: var(--ink);
  cursor: pointer;
  z-index: 10;
  display: grid;
  place-items: center;
  font-size: 1.4rem;
  transition: background 180ms ease, transform 180ms ease;
}
.lb-close:hover {
  background: var(--ink);
  color: #ffffff;
  transform: scale(1.06);
}

@media (max-width: 860px) {
  .lightbox {
    width: min(94vw, 540px);
    max-height: 90vh;
    border-radius: 20px;
  }
  .lb-shell {
    grid-template-columns: 1fr;
    display: flex;
    flex-direction: column;
    max-height: 90vh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  .lb-visual {
    flex-shrink: 0;
    height: 300px;
    min-height: 250px;
    max-height: 340px;
    padding: 1.5rem 1rem;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
  }
  .lb-visual img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain !important;
  }
  .lb-visual [data-lb-second] {
    width: 82px;
    height: 82px;
    max-height: 82px;
    bottom: 0.75rem;
    right: 0.75rem;
  }
  .lb-chip-second {
    width: 82px;
    bottom: 0.75rem;
    right: 0.75rem;
    font-size: 0.62rem;
    padding: 0.2rem 0.3rem;
  }
  .lb-text {
    flex-grow: 1;
    padding: 1.5rem 1.25rem 2.2rem;
    max-height: none;
    overflow-y: visible;
    gap: 0.85rem;
  }
  .lb-facts {
    grid-template-columns: 1fr;
    gap: 0.6rem;
  }
}

/* Offer + certs */
.offer { border-top: 1px solid var(--line-strong); }
.offer article {
  display: grid;
  gap: 0.35rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 800px) {
  .offer article { grid-template-columns: 220px 1fr; gap: 1.8rem; align-items: baseline; }
}
.offer h3 { margin: 0; }
.offer p { margin: 0; color: var(--ink-soft); }

.certs { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.certs span {
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  padding: 0.38rem 0.8rem;
  font-size: 0.8rem;
  letter-spacing: 0.03em;
}

.dark-band { background: var(--ink); color: #e9eeec; }
.dark-band .lede, .dark-band p { color: color-mix(in srgb, white 74%, transparent); }

/* Form */
form { display: grid; gap: 0.8rem; }
label { display: grid; gap: 0.32rem; font-size: 0.92rem; }
input, select, textarea {
  width: 100%;
  border: 1px solid var(--line-strong);
  background: var(--paper-2);
  color: var(--ink);
  border-radius: 12px;
  padding: 0.8rem 0.9rem;
}
input::placeholder, textarea::placeholder { color: var(--ink-soft); opacity: 0.75; }
textarea { min-height: 7.5rem; resize: vertical; }
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--teal) 22%, transparent);
}
.form-row { display: grid; gap: 0.8rem; }
@media (min-width: 700px) { .form-row { grid-template-columns: 1fr 1fr; } }
.note { font-size: 0.88rem; color: var(--ink-soft); }
.contact-panel {
  background: var(--teal-deep);
  color: #eaf4f2;
  border-radius: 20px;
  padding: clamp(1.4rem, 3.5vw, 2.3rem);
}
.contact-panel h2, .contact-panel a { color: #f4fbfa; }

.site-footer {
  padding: 2rem 0 2.6rem;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  font-size: 0.92rem;
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.8rem;
}

.benefits { padding-top: clamp(3.2rem, 6vw, 5.5rem); }
.benefit-track {
  display: grid;
  gap: 0.7rem;
  grid-auto-flow: column;
  grid-auto-columns: min(78vw, 280px);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: 0.4rem;
  margin-inline: -1rem;
  padding-inline: 1rem;
  -webkit-overflow-scrolling: touch;
}
.benefit-track::-webkit-scrollbar { height: 0; }
.benefit-track article {
  scroll-snap-align: start;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 1.15rem 1.15rem 1.25rem;
  min-height: 11.5rem;
}
.benefit-track h3 { margin: 0 0 0.45rem; font-size: 1.12rem; }
.benefit-track p { margin: 0; color: var(--ink-soft); font-size: 0.95rem; }
@media (min-width: 900px) {
  .benefit-track {
    grid-auto-flow: unset;
    grid-auto-columns: unset;
    grid-template-columns: repeat(4, 1fr);
    overflow: visible;
    margin-inline: 0;
    padding-inline: 0;
  }
}

.spec-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}
.spec-grid div {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0.95rem 0.9rem;
}
.spec-grid b {
  display: block;
  font-size: clamp(1.2rem, 3vw, 1.55rem);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.03em;
}
.spec-grid span { color: var(--ink-soft); font-size: 0.84rem; }
@media (min-width: 800px) {
  .spec-grid { grid-template-columns: repeat(4, 1fr); }
}

.dock {
  display: none;
}
@media (max-width: 899px) {
  .dock {
    display: grid;
    /* Una colonna per ogni voce effettivamente visibile, invece di quattro
       fisse: nascondendone una la barra si ricompone da sé senza lasciare
       il buco, e rimettendola torna come prima. */
    grid-auto-flow: column;
    grid-auto-columns: minmax(0, 1fr);
    gap: 0.35rem;
    position: fixed;
    left: 0.6rem;
    right: 0.6rem;
    bottom: max(0.6rem, env(safe-area-inset-bottom));
    z-index: 40;
    padding: 0.35rem;
    background: color-mix(in srgb, var(--paper-2) 92%, transparent);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid color-mix(in srgb, var(--ink) 12%, transparent);
    border-radius: 999px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
  }
  .dock a,
  .dock button {
    min-height: 44px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.1rem;
    text-decoration: none;
    font-size: 0.74rem;
    font-weight: 700;
    border-radius: 999px;
    border: 0;
    background: transparent;
    color: var(--ink);
    cursor: pointer;
    padding: 0.2rem 0.25rem;
  }
  .dock a span,
  .dock button span {
    line-height: 1.1;
  }
  .dock .dock-main {
    background: var(--teal-deep, #114843);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(17, 72, 67, 0.3);
  }
  body.nav-open .dock,
  body.lb-open .dock { opacity: 0; pointer-events: none; }
  .site-footer { padding-bottom: 6.2rem; }
  html { scroll-padding-bottom: 5.5rem; }
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 700ms var(--ease-out), transform 700ms var(--ease-out);
}
.reveal.is-in { opacity: 1; transform: none; }

@media (max-width: 860px) {
  .hero {
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
  .hero-media img {
    object-position: 48% 22%;
  }
  .hero-media::after {
    background: linear-gradient(180deg, rgba(16, 20, 19, 0.15) 0%, rgba(16, 20, 19, 0.30) 22%, rgba(16, 20, 19, 0.72) 48%, rgba(16, 20, 19, 0.94) 85%, #101413 100%);
  }
  .promo-hang {
    position: relative;
    top: auto;
    left: auto;
    right: auto;
    transform: rotate(-1deg);
    margin: 4.8rem auto 1.4rem;
    width: min(23rem, calc(100% - 1.8rem));
    padding: 0.75rem 1rem 0.7rem;
    gap: 0.15rem;
    align-self: center;
  }
  .promo-hang__pin::before {
    display: none;
  }
  .promo-hang strong { font-size: 1.15rem; }
  .promo-hang em { letter-spacing: 0.1em; font-size: 0.72rem; }
  .hero-copy { padding: 0 0 5.4rem; }
  .hero-actions { width: 100%; }
  .hero-actions .btn { width: 100%; }
  .hero-meta { grid-template-columns: 1fr 1fr; }
  .hero-meta > :last-child { grid-column: 1 / -1; }
  .tile img.pair-diagram {
    width: 42%;
    max-width: 150px;
    max-height: 150px;
    bottom: 3.4rem;
    right: 0.7rem;
    padding: 0.4rem;
  }
  .tile img.pair-diagram.pair-photo {
    padding: 0;
    height: 118px;
    max-height: 118px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .hero h1, .hero-lead, .hero-actions, .hero-meta, .reveal, .promo-hang {
    opacity: 1;
    transform: none;
  }
  .promo-hang { transform: translateX(-50%) rotate(-1.7deg); }
}

/* Enhancements for Full Serramenti Ecosystem */
.cat-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: color-mix(in srgb, white 20%, transparent);
  backdrop-filter: blur(8px);
  margin-bottom: 0.35rem;
}

.tile.door {
  min-height: 380px;
  background: #f1f4f2;
}
.tile.door img {
  min-height: 380px;
  object-fit: contain;
  padding: 1.2rem 0.5rem 3.4rem;
  background: #f1f4f2;
}
@media (min-width: 1020px) {
  .tile.door { grid-column: span 3; }
}

.system-grid {
  display: grid;
  gap: 1.1rem;
  grid-template-columns: 1fr;
  margin-top: 1.8rem;
}
@media (min-width: 768px) {
  .system-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1100px) {
  .system-grid { grid-template-columns: repeat(3, 1fr); }
}
.system-card,
.guide-card {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 240ms var(--ease-out), box-shadow 240ms var(--ease-out);
}
.system-card:hover,
.guide-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(23, 26, 25, 0.07);
}
.system-card-media {
  height: 260px;
  background: #ffffff;
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 1.25rem;
}
.system-card-media img {
  max-width: 100%;
  max-height: 220px;
  width: auto;
  height: auto;
  object-fit: contain !important;
  transition: transform 400ms var(--ease-out);
}
.system-card:hover .system-card-media img {
  transform: scale(1.04);
}
.system-card-body {
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  gap: 0.65rem;
}
.system-card-body h3 {
  margin: 0;
  font-size: 1.2rem;
}
.system-card-body p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.93rem;
  line-height: 1.55;
}
.system-card-meta {
  margin-top: auto;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.86rem;
  color: var(--ink-soft);
}
.system-card-meta b {
  color: var(--teal-deep);
}

.spec-table-wrap {
  width: 100%;
  overflow-x: auto;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: var(--paper-2);
  margin-top: 1.8rem;
  box-shadow: 0 4px 20px rgba(23, 26, 25, 0.03);
}
.spec-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
  min-width: 720px;
}
.spec-table th, .spec-table td {
  padding: 0.95rem 1.1rem;
  border-bottom: 1px solid var(--line);
}
.spec-table th {
  background: color-mix(in srgb, var(--paper) 60%, var(--paper-2));
  font-weight: 650;
  font-size: 0.82rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.spec-table tr:last-child td { border-bottom: 0; }
.spec-table tr:hover td {
  background: color-mix(in srgb, var(--paper) 40%, transparent);
}
.spec-table .highlight {
  font-weight: 700;
  color: var(--teal-deep);
}
.spec-table .tag-mat {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--teal) 14%, transparent);
  color: var(--teal-deep);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}



/* Blocchi vantaggi su telefono: striscia che gira in tondo (js/main.js) */
.benefit-track--giro {
  display: block;
  overflow: hidden;
  scroll-snap-type: none;
  touch-action: pan-y;
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 18px, #000 calc(100% - 18px), transparent);
  mask-image: linear-gradient(90deg, transparent, #000 18px, #000 calc(100% - 18px), transparent);
}
.benefit-track--tira { cursor: grabbing; }
.benefit-binario { display: flex; gap: 0.7rem; width: max-content; will-change: transform; }
.benefit-binario article { flex: none; width: min(78vw, 280px); scroll-snap-align: none; }


/* Telefono: niente barra bianca, solo il pulsante menu con dentro il logo CDI */
@media (max-width: 899px) {
  .nav-island {
    background: transparent;
    border: 0;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    padding: 0;
    justify-content: flex-end;
  }
  .nav-island > .logo { display: none; }
  .burger {
    width: auto;
    height: 56px;
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0 1.1rem 0 0.5rem;
    box-shadow: 0 6px 22px rgba(23, 26, 25, 0.28);
  }
  .burger-logo {
    display: block;
    height: 40px;
    width: auto;
    border-radius: 10px;
    background: #fff;
    padding: 4px 6px;
  }
  .burger-lines { position: relative; width: 24px; height: 24px; flex: none; }
  .burger-lines span {
    position: absolute; left: 1px; right: 1px; height: 1.5px; background: currentColor;
    transition: transform 260ms var(--ease-drawer);
  }
  .burger-lines span:first-child { top: 8px; }
  .burger-lines span:last-child { top: 15px; }
  .burger > span:not(.burger-lines) { display: none; }
  body.nav-open .burger-lines span:first-child { transform: translateY(3.5px) rotate(45deg); }
  body.nav-open .burger-lines span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  body.nav-open .burger-lines span { background: #ffffff !important; }
}

@media (max-width: 899px) {
  .burger .burger-lines { position: relative; left: auto; right: auto; top: auto; width: 24px; height: 24px; background: none; transition: none; flex: none; }
}

@media (max-width: 899px) {
  .burger > .burger-lines { position: relative !important; left: auto !important; right: auto !important; top: auto !important; width: 24px; height: 24px !important; background: none !important; flex: none; }
  .hero .hero-copy { padding-top: 5.2rem; }
}

/* Pulsante menu bianco con barrette nere (telefono) */
@media (max-width: 899px) {
  .burger { background: #ffffff; color: #171a19; }
  .burger-logo { background: transparent; padding: 0; border-radius: 0; height: 38px; }
  body.nav-open .burger { background: var(--teal-deep, #114843); color: #ffffff; }
}

/* Telefono: la barra fissa in basso non deve coprire la fine della pagina */
@media (max-width: 899px) {
  .site-footer { padding-bottom: calc(6.5rem + env(safe-area-inset-bottom, 0px)) !important; }
  body:not(:has(.site-footer)) { padding-bottom: calc(6.5rem + env(safe-area-inset-bottom, 0px)); }
}


/* ===== Menu mobile: apertura a cerchio dal pulsante, ingresso a cascata, aspetto scuro e pulito ===== */
.overlay-nav {
  --mx: calc(100% - 3.2rem);
  --my: 2.6rem;
  background: radial-gradient(120% 80% at 80% 0%, #17413c 0%, #0f1e1c 55%, #0b1413 100%);
  color: #f2f7f5;
  opacity: 1;
  transform: none;
  visibility: hidden;
  pointer-events: none;
  clip-path: circle(0px at var(--mx) var(--my));
  -webkit-clip-path: circle(0px at var(--mx) var(--my));
  transition:
    clip-path 620ms cubic-bezier(0.77, 0, 0.175, 1),
    -webkit-clip-path 620ms cubic-bezier(0.77, 0, 0.175, 1),
    visibility 0s linear 620ms;
}
body.nav-open .overlay-nav {
  visibility: visible;
  pointer-events: auto;
  clip-path: circle(150vmax at var(--mx) var(--my));
  -webkit-clip-path: circle(150vmax at var(--mx) var(--my));
  transition:
    clip-path 760ms cubic-bezier(0.77, 0, 0.175, 1),
    -webkit-clip-path 760ms cubic-bezier(0.77, 0, 0.175, 1),
    visibility 0s;
}

/* barra in alto: logo su pastiglia bianca e pulsante di chiusura chiaro */
.overlay-nav .mn-topbar {
  background: transparent;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.overlay-nav .mn-logo { display: inline-flex; background: #fff; border-radius: 12px; padding: 6px 10px; }
.overlay-nav .mn-logo img { height: 24px; }
.overlay-nav .mn-close-btn {
  background: #ffffff; color: #171a19; box-shadow: none;
}
.overlay-nav .mn-close-btn:active { background: #dcebe7; transform: scale(0.95); }

/* ricerca e filtri */
.overlay-nav .mn-search-input {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: #fff;
  box-shadow: none;
}
.overlay-nav .mn-search-input::placeholder { color: rgba(255, 255, 255, 0.55); }
.overlay-nav .mn-search-input:focus {
  border-color: #79ddcc;
  box-shadow: 0 0 0 3px rgba(121, 221, 204, 0.22);
}
.overlay-nav .mn-tab {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: rgba(255, 255, 255, 0.82);
}
.overlay-nav .mn-tab.is-active {
  background: #ffffff; color: #0f1e1c; border-color: #ffffff; box-shadow: none;
}

/* schede prodotto: vetro scuro, la foto resta su fondo bianco */
.overlay-nav .mn-item {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.13);
  color: #f2f7f5;
  box-shadow: none;
}
.overlay-nav .mn-item-info small { color: rgba(255, 255, 255, 0.62); }
.overlay-nav .mn-secondary-links { border-top-color: rgba(255, 255, 255, 0.12); }
.overlay-nav .mn-sec-link {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.13);
  color: #f2f7f5;
}
.overlay-nav .mn-sec-link i { color: #79ddcc; }
.overlay-nav .mn-bottom-bar {
  background: rgba(11, 20, 19, 0.82);
  border-top-color: rgba(255, 255, 255, 0.12);
}
.overlay-nav .mn-action-btn:not(.mn-action-primary) {
  background: rgba(255, 255, 255, 0.1); color: #fff; border-color: rgba(255, 255, 255, 0.18);
}
.overlay-nav .mn-action-primary { background: #79ddcc; color: #0f1e1c; }

/* ingresso a cascata: ogni parte sale e compare dopo l'apertura del cerchio */
.overlay-nav .mn-topbar,
.overlay-nav .mn-search-wrap,
.overlay-nav .mn-filter-tabs,
.overlay-nav .mn-catalog-grid .mn-item,
.overlay-nav .mn-secondary-links,
.overlay-nav .mn-bottom-bar {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 320ms ease, transform 520ms cubic-bezier(0.23, 1, 0.32, 1);
}
body.nav-open .overlay-nav .mn-topbar { opacity: 1; transform: none; transition-delay: 220ms; }
body.nav-open .overlay-nav .mn-search-wrap { opacity: 1; transform: none; transition-delay: 300ms; }
body.nav-open .overlay-nav .mn-filter-tabs { opacity: 1; transform: none; transition-delay: 360ms; }
body.nav-open .overlay-nav .mn-catalog-grid .mn-item {
  opacity: 1; transform: none;
  transition-delay: calc(420ms + var(--i, 12) * 45ms);
}
body.nav-open .overlay-nav .mn-secondary-links { opacity: 1; transform: none; transition-delay: 900ms; }
body.nav-open .overlay-nav .mn-bottom-bar { opacity: 1; transform: none; transition-delay: 480ms; }
.mn-catalog-grid .mn-item:nth-child(1) { --i: 1; }
.mn-catalog-grid .mn-item:nth-child(2) { --i: 2; }
.mn-catalog-grid .mn-item:nth-child(3) { --i: 3; }
.mn-catalog-grid .mn-item:nth-child(4) { --i: 4; }
.mn-catalog-grid .mn-item:nth-child(5) { --i: 5; }
.mn-catalog-grid .mn-item:nth-child(6) { --i: 6; }
.mn-catalog-grid .mn-item:nth-child(7) { --i: 7; }
.mn-catalog-grid .mn-item:nth-child(8) { --i: 8; }
.mn-catalog-grid .mn-item:nth-child(9) { --i: 9; }
.mn-catalog-grid .mn-item:nth-child(10) { --i: 10; }
.mn-catalog-grid .mn-item:nth-child(11) { --i: 11; }
.mn-catalog-grid .mn-item:nth-child(12) { --i: 12; }

@media (prefers-reduced-motion: reduce) {
  .overlay-nav, body.nav-open .overlay-nav { transition: visibility 0s; clip-path: none; -webkit-clip-path: none; }
  .overlay-nav { opacity: 0; }
  body.nav-open .overlay-nav { opacity: 1; }
  .overlay-nav * { transition-delay: 0s !important; transition-duration: 0s !important; }
}

.overlay-nav .mn-item-info strong { color: #ffffff; }
.overlay-nav .mn-item-badge { background: rgba(255, 255, 255, 0.92); color: #0f1e1c; }

/* Pulsante aperto: due linee che formano una X pulita (prima il contenitore ruotava e diventava un rombo) */
body.nav-open .burger > .burger-lines { background: none !important; transform: none !important; }
body.nav-open .burger .burger-lines span { background: #ffffff !important; }


/* Filtri del menu: trascinabili col mouse */
.mn-filter-tabs { cursor: grab; scroll-behavior: auto; -webkit-overflow-scrolling: touch; user-select: none; -webkit-user-select: none; }
.mn-filter-tabs.is-trascina { cursor: grabbing; }
.mn-filter-tabs.is-trascina .mn-tab { pointer-events: none; }


/* Filtri del menu che scorrono da soli: sfumatura ai lati, le copie sono solo grafica */
.mn-filter-tabs {
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 14px, #000 calc(100% - 14px), transparent);
  mask-image: linear-gradient(90deg, transparent, #000 14px, #000 calc(100% - 14px), transparent);
}

/* "Tutti" fermo, gli altri filtri scorrono */
.mn-filter-row { display: flex; align-items: flex-start; gap: 0.45rem; margin-bottom: 1rem; }
.mn-filter-row > .mn-tab { flex: none; }
.mn-filter-row > .mn-filter-tabs { flex: 1 1 auto; min-width: 0; margin-bottom: 0; }

/* Pulsante "Prenota Sopralluogo" del menu: bianco */
.overlay-nav .mn-action-primary { background: #ffffff; color: #0f1e1c; border-color: #ffffff; }

/* Video centrale tra i vantaggi e il configuratore */
.video-crash { display: flex; justify-content: center; }
.video-crash video {
  display: block; width: min(86%, 290px); height: auto; aspect-ratio: 9 / 16;
  border-radius: 24px; background: #0b1413; object-fit: cover;
  box-shadow: 0 18px 50px rgba(23, 26, 25, 0.22);
}
@media (min-width: 900px) { .video-crash video { width: min(100%, 320px); } }

/* Pulsante menu aperto: resta bianco, la X e' verde */
body.nav-open .burger { background: #ffffff !important; color: #114843 !important; }
body.nav-open .burger .burger-lines span { background: #114843 !important; }


/* Video centrale: sta intero nella visuale (altezza = schermo meno barra in alto e barra fissa in basso), centrato */
.video-crash video {
  width: auto; max-width: 100%; height: calc(100svh - 10.5rem); max-height: 640px;
  aspect-ratio: 9 / 16;
}
@media (min-width: 900px) { .video-crash video { width: auto; height: calc(100svh - 8rem); max-height: 700px; } }

/* contenuto del menu sempre visibile se le animazioni non sono partite */
.overlay-nav.is-pronto .mn-topbar,
.overlay-nav.is-pronto .mn-search-wrap,
.overlay-nav.is-pronto .mn-filter-tabs,
.overlay-nav.is-pronto .mn-catalog-grid .mn-item,
.overlay-nav.is-pronto .mn-secondary-links,
.overlay-nav.is-pronto .mn-bottom-bar { opacity: 1 !important; transform: none !important; }
body.nav-open .overlay-nav.is-pronto { clip-path: none !important; -webkit-clip-path: none !important; }