/* ============================================================
   TOKENS — Precision Industrial
   ============================================================ */
:root {
  /* Color */
  --c-white:      oklch(99% 0.003 247);
  --c-ink:        oklch(9%  0.02  247);
  --c-ink-2:      oklch(32% 0.04  247);
  --c-ink-3:      oklch(58% 0.025 247);
  --c-ink-4:      oklch(72% 0.015 247);

  --c-blue:       oklch(52% 0.28  258);
  --c-blue-dark:  oklch(40% 0.24  258);
  --c-blue-light: oklch(68% 0.18  258);
  --c-blue-tint:  oklch(96% 0.03  258);
  --c-blue-tint2: oklch(92% 0.05  258);

  --c-red:        oklch(48% 0.22  20);
  --c-red-dark:   oklch(38% 0.20  20);
  --c-red-tint:   oklch(96% 0.03  20);

  --c-surface:    oklch(97% 0.004 247);
  --c-surface-2:  oklch(94% 0.007 247);
  --c-border:     oklch(0%  0     0   / 0.08);
  --c-border-2:   oklch(0%  0     0   / 0.14);
  --c-grid:       oklch(0%  0     0   / 0.04);

  /* Typography */
  --f-display: 'Syne',    system-ui, sans-serif;
  --f-body:    'Figtree', system-ui, sans-serif;
  --f-mono:    'DM Mono', ui-monospace, monospace;

  /* Type scale — fluid */
  --t-xs:   clamp(0.72rem,  0.67rem + 0.2vw,  0.82rem);
  --t-sm:   clamp(0.85rem,  0.80rem + 0.22vw, 0.95rem);
  --t-base: clamp(1rem,     0.96rem + 0.2vw,  1.1rem);
  --t-lg:   clamp(1.15rem,  1.08rem + 0.32vw, 1.3rem);
  --t-xl:   clamp(1.35rem,  1.2rem  + 0.65vw, 1.75rem);
  --t-2xl:  clamp(1.75rem,  1.45rem + 1.3vw,  2.3rem);
  --t-3xl:  clamp(2.3rem,   1.8rem  + 2.2vw,  3.0rem);
  --t-4xl:  clamp(3.0rem,   2.2rem  + 3.5vw,  4.0rem);
  --t-5xl:  clamp(3.8rem,   2.6rem  + 5vw,    5.4rem);

  /* Spacing */
  --s-1:  0.25rem; --s-2:  0.5rem;  --s-3:  0.75rem;
  --s-4:  1rem;    --s-6:  1.5rem;  --s-8:  2rem;
  --s-10: 2.5rem;  --s-12: 3rem;    --s-16: 4rem;
  --s-20: 5rem;    --s-24: 6rem;

  --section-pad: clamp(4.5rem, 9vw, 9rem);
  --max-w:       72rem;
  --gutter:      clamp(1.25rem, 4vw, 2.5rem);

  /* Radius */
  --r-sm: 0.2rem;
  --r-md: 0.4rem;
  --r-lg: 0.75rem;

  /* Easing */
  --ease-out-expo:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-out:       cubic-bezier(0.16, 1, 0.3, 1);

  --dur-fast: 140ms;
  --dur-med:  260ms;
  --dur-slow: 580ms;
}

/* ============================================================
   RESET + BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; text-size-adjust: 100%; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--f-body);
  font-size: var(--t-base);
  line-height: 1.65;
  color: var(--c-ink);
  background-color: var(--c-white);
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

:focus-visible {
  outline: 2px solid var(--c-blue);
  outline-offset: 3px;
  border-radius: var(--r-sm);
}
:focus:not(:focus-visible) { outline: none; }

/* ============================================================
   ANIMATIONS
   ============================================================ */
.js-anim [data-hero] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 680ms var(--ease-out-expo), transform 680ms var(--ease-out-expo);
  transition-delay: var(--delay, 0ms);
}
.js-anim.is-loaded [data-hero] { opacity: 1; transform: translateY(0); }

.js-anim [data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 620ms var(--ease-out-expo), transform 620ms var(--ease-out-expo);
  transition-delay: var(--delay, 0ms);
}
.js-anim [data-reveal].is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .js-anim [data-hero], .js-anim [data-reveal] {
    opacity: 1 !important; transform: none !important; transition: none !important;
  }
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.section-label {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-blue);
  margin-block-end: var(--s-6);
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  padding: 0.65rem 1.4rem;
  font-family: var(--f-body);
  font-size: var(--t-base);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--r-md);
  border: 1.5px solid transparent;
  transition:
    background-color var(--dur-fast) var(--ease-out),
    color            var(--dur-fast) var(--ease-out),
    border-color     var(--dur-fast) var(--ease-out),
    box-shadow       var(--dur-med)  var(--ease-out),
    transform        var(--dur-fast) var(--ease-out);
  white-space: nowrap;
  cursor: pointer;
}
.btn:hover  { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

/* Blue filled */
.btn--primary {
  background-color: var(--c-blue);
  color: var(--c-white);
  border-color: var(--c-blue);
  box-shadow: 0 2px 12px oklch(52% 0.28 258 / 0.25);
}
.btn--primary:hover {
  background-color: var(--c-blue-dark);
  border-color: var(--c-blue-dark);
  box-shadow: 0 6px 20px oklch(52% 0.28 258 / 0.35);
}

/* Outline dark */
.btn--secondary {
  background-color: transparent;
  color: var(--c-ink);
  border-color: var(--c-border-2);
}
.btn--secondary:hover {
  background-color: var(--c-surface);
  border-color: var(--c-ink-3);
}

/* Outline white (on dark/colored bg) */
.btn--ghost-white {
  background-color: transparent;
  color: var(--c-white);
  border-color: oklch(100% 0 0 / 0.4);
}
.btn--ghost-white:hover {
  background-color: oklch(100% 0 0 / 0.1);
  border-color: oklch(100% 0 0 / 0.7);
}

.btn--lg  { padding: 0.85rem 1.9rem; font-size: var(--t-lg); }
.btn--full{ width: 100%; justify-content: center; }
.btn--success { background-color: oklch(52% 0.16 160) !important; border-color: oklch(52% 0.16 160) !important; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 100;
  padding-block: var(--s-1);
  background-color: var(--c-white);
  border-block-end: 1px solid var(--c-border);
}

.nav.is-scrolled {
  box-shadow: 0 2px 16px oklch(0% 0 0 / 0.07);
}

.nav__inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  gap: var(--s-6);
}

.nav__logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  margin-inline-end: auto;
}

.nav__logo-img {
  height: 7rem;
  width: auto;
  display: block;
  /* sfondo bianco nav = sfondo bianco logo → scontornato naturale */
}

.nav__links { display: flex; gap: var(--s-6); }

.nav__links a {
  font-family: var(--f-body);
  font-size: var(--t-sm);
  font-weight: 500;
  color: var(--c-ink-2);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}
.nav__links a:hover { color: var(--c-ink); }

.nav__phone-mobile {
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  color: var(--c-blue);
}

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--s-2);
  color: var(--c-ink);
}
.nav__burger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background-color: currentColor;
  border-radius: 1px;
  transition: transform var(--dur-fast) var(--ease-out), opacity var(--dur-fast) var(--ease-out);
}

@media (max-width: 48em) {
  .nav__links {
    position: fixed;
    inset-block-start: 0; inset-inline: 0; inset-block-end: 0;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--s-8);
    background-color: var(--c-ink);
    transform: translateX(100%);
    transition: transform var(--dur-med) var(--ease-out);
    z-index: 99;
  }
  .nav__links.is-open { transform: translateX(0); }
  .nav__links a { font-size: var(--t-2xl); color: var(--c-white); }
  .nav__cta { display: none; }
  .nav__phone-mobile { display: flex; }
  .nav__burger { display: flex; z-index: 101; }
}

/* ============================================================
   HERO — Full-bleed photo background, text clearly on top
   ============================================================ */
.hero {
  min-height: 100vh;
  min-height: 100svh;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-block-start: 8rem; /* nav clearance: logo 7rem + padding */
  padding-block-end: var(--section-pad);
}

/* Photo as full background */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  display: block;
}

/* Dark gradient overlay — strong on left (text legibility), lighter on right */
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    oklch(8% 0.02 247 / 0.94) 0%,
    oklch(8% 0.02 247 / 0.80) 40%,
    oklch(8% 0.02 247 / 0.45) 75%,
    oklch(8% 0.02 247 / 0.20) 100%
  );
}

/* Text content — positioned on top of overlay */
.hero__content {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.hero__content-inner {
  max-width: 38rem;
}

.hero__eyebrow {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: oklch(65% 0.15 258);
  margin-block-end: var(--s-5);
}

.hero__heading {
  font-family: var(--f-display);
  font-size: var(--t-5xl);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.03em;
  color: var(--c-white);
  margin-block-end: var(--s-6);
}

.hero__heading em {
  font-style: normal;
  color: oklch(68% 0.18 258);
}

.hero__sub {
  font-size: var(--t-lg);
  line-height: 1.65;
  color: oklch(80% 0.02 247);
  max-width: 32rem;
  margin-block-end: var(--s-10);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-4);
  align-items: center;
}

/* Phone as mono text link — lower weight than primary CTA */
.hero__phone-link {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-family: var(--f-mono);
  font-size: var(--t-base);
  font-weight: 500;
  color: oklch(78% 0.03 247);
  text-decoration: none;
  letter-spacing: 0.02em;
  padding-block: 0.65rem;
  transition: color var(--dur-fast) var(--ease-out);
}
.hero__phone-link:hover { color: var(--c-white); }
.hero__phone-link svg { color: oklch(65% 0.15 258); flex-shrink: 0; }

@media (max-width: 48em) {
  .hero { padding-block-start: 9rem; }
  .hero__content-inner { max-width: 100%; }
}

/* ============================================================
   STATS BAND
   ============================================================ */
.stats {
  background-color: var(--c-white);
  border-block-start: 1px solid var(--c-border);
  border-block-end: 1px solid var(--c-border);
  padding-block: var(--s-8);
}

.stats__inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s-1);
  padding-inline: clamp(1.5rem, 4vw, 3rem);
  text-align: center;
}

.stat__num {
  font-family: var(--f-mono);
  font-size: var(--t-xl);
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--c-blue);
  line-height: 1;
}

.stat__label {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-ink-3);
}

.stat__sep {
  font-family: var(--f-mono);
  font-size: var(--t-lg);
  color: var(--c-border-2);
  user-select: none;
  line-height: 1;
}

@media (max-width: 36em) {
  .stat__sep { display: none; }
  .stats__inner { gap: var(--s-6); }
  .stat { padding-inline: var(--s-4); }
}

/* ============================================================
   VALORI (CHI SIAMO)
   ============================================================ */
.valori {
  padding-block: var(--section-pad);
  background-color: var(--c-surface);
}

.valori__inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-areas:
    "text    visual"
    "pillars visual";
  column-gap: clamp(2.5rem, 6vw, 5rem);
  row-gap: clamp(2rem, 3vw, 3rem);
}

.valori__text        { grid-area: text; }
.valori__visual      { grid-area: visual; overflow: hidden; margin: 0; }
.valori__pillars-wrap{ grid-area: pillars; }

.valori__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
  display: block;
}

.valori__headline {
  font-family: var(--f-display);
  font-size: var(--t-3xl);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--c-ink);
  margin-block-end: var(--s-6);
}

.valori__body {
  font-size: var(--t-base);
  line-height: 1.7;
  color: var(--c-ink-2);
}

.valori__pillars { display: flex; flex-direction: column; }

.valori__pillar {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: var(--s-4);
  align-items: start;
  padding-block: var(--s-5);
  border-block-start: 1px solid var(--c-border);
}
.valori__pillar:last-child { border-block-end: 1px solid var(--c-border); }

.pillar__num {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  font-weight: 500;
  color: var(--c-blue);
  letter-spacing: 0.06em;
  padding-block-start: 0.25em;
}

.pillar__title {
  font-family: var(--f-body);
  font-size: var(--t-base);
  font-weight: 600;
  color: var(--c-ink);
  display: block;
  margin-block-end: var(--s-1);
}

.valori__pillar p { font-size: var(--t-sm); color: var(--c-ink-2); }

@media (max-width: 56em) {
  .valori__inner {
    grid-template-columns: 1fr;
    grid-template-areas: "text" "visual" "pillars";
  }
  .valori__visual { aspect-ratio: 4/3; height: auto; }
}

/* ============================================================
   SERVIZI — Light, precise
   ============================================================ */
.servizi {
  padding-block: var(--section-pad);
  background-color: var(--c-white);
}

.servizi__inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.servizi__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--s-4);
  margin-block-end: var(--s-12);
  padding-block-end: var(--s-6);
  border-block-end: 1px solid var(--c-border);
}

.servizi__header .section-label { margin-block-end: 0; }

.servizi__intro {
  font-size: var(--t-sm);
  color: var(--c-ink-3);
  max-width: 22rem;
  text-align: right;
  font-family: var(--f-mono);
  letter-spacing: 0.03em;
}

.servizi__list { display: flex; flex-direction: column; }

.servizio {
  display: grid;
  grid-template-columns: 5.5rem 1fr;
  gap: var(--s-8);
  padding-block: var(--s-10);
  border-block-start: 1px solid var(--c-border);
  position: relative;
  transition: background-color var(--dur-fast) var(--ease-out);
}
.servizio:last-child { border-block-end: 1px solid var(--c-border); }

.servizio::before {
  content: '';
  position: absolute;
  inset-block: 0;
  inset-inline: calc(var(--gutter) * -1);
  background-color: var(--c-blue-tint);
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease-out);
}
.servizio:hover::before { opacity: 1; }

.servizio__num {
  font-family: var(--f-mono);
  font-size: var(--t-3xl);
  font-weight: 400;
  color: var(--c-blue-tint2);
  line-height: 1;
  padding-block-start: 0.1em;
  position: relative;
  z-index: 1;
  transition: color var(--dur-fast) var(--ease-out);
}
.servizio:hover .servizio__num { color: var(--c-blue-light); }

.servizio__body { position: relative; z-index: 1; }

.servizio__title {
  font-family: var(--f-display);
  font-size: var(--t-2xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--c-ink);
  margin-block-end: var(--s-4);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--s-3);
  line-height: 1.1;
}

.servizio__badge {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-white);
  background-color: var(--c-blue);
  padding: 0.22em 0.65em;
  border-radius: var(--r-sm);
  vertical-align: middle;
}

.servizio__desc {
  font-size: var(--t-base);
  line-height: 1.7;
  color: var(--c-ink-2);
  max-width: 38rem;
  margin-block-end: var(--s-4);
}

.servizio__tags { display: flex; flex-wrap: wrap; gap: var(--s-2); }
.servizio__tags li {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--c-blue);
  background-color: var(--c-blue-tint);
  border: 1px solid var(--c-blue-tint2);
  padding: 0.2em 0.65em;
  border-radius: var(--r-sm);
}

@media (max-width: 40em) {
  .servizio { grid-template-columns: 1fr; gap: var(--s-3); }
  .servizio__num { font-size: var(--t-2xl); }
  .servizi__header { flex-direction: column; }
  .servizi__intro { text-align: left; }
}

/* ============================================================
   LAVORI GALLERY
   ============================================================ */
.lavori {
  padding-block: var(--section-pad);
  background-color: var(--c-ink);
}

.lavori__inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.lavori .section-label { color: var(--c-blue-light); }

.lavori__header { margin-block-end: var(--s-10); }

.lavori__intro {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.06em;
  color: var(--c-ink-4);
  margin-block-start: var(--s-2);
}

.lavori__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 18rem;
  gap: 2px;
}

.lavoro { overflow: hidden; margin: 0; }
.lavoro--wide { grid-column: span 2; }

.lavoro img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(20%);
  transition: transform var(--dur-slow) var(--ease-out-quart), filter var(--dur-slow) var(--ease-out-quart);
}
.lavoro:hover img { transform: scale(1.06); filter: grayscale(0%); }

@media (max-width: 56em) {
  .lavori__grid { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 14rem; }
}
@media (max-width: 30em) {
  .lavori__grid { grid-template-columns: 1fr; grid-auto-rows: 14rem; }
  .lavoro--wide { grid-column: span 1; }
}

/* ============================================================
   F-GAS — Red authority band
   ============================================================ */
.fgas {
  padding-block: var(--section-pad);
  background-color: var(--c-red);
  position: relative;
  overflow: hidden;
}

.fgas::before {
  content: 'F-GAS';
  position: absolute;
  inset-inline-end: -2%;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--f-display);
  font-size: clamp(8rem, 20vw, 18rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  color: oklch(100% 0 0 / 0.05);
  pointer-events: none;
  user-select: none;
  line-height: 1;
}

.fgas__inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.fgas__cert { text-align: center; }

.fgas__logo {
  font-family: var(--f-display);
  font-size: var(--t-4xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--c-white);
  line-height: 1;
}

.fgas__reg {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: oklch(100% 0 0 / 0.55);
  margin-block-start: var(--s-1);
}

.fgas__heading {
  font-family: var(--f-display);
  font-size: var(--t-2xl);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--c-white);
  margin-block-end: var(--s-4);
}

.fgas__body {
  font-size: var(--t-sm);
  line-height: 1.75;
  color: oklch(100% 0 0 / 0.72);
  max-width: 38rem;
}

@media (max-width: 56em) {
  .fgas__inner { grid-template-columns: 1fr; text-align: center; }
  .fgas__body { margin-inline: auto; }
  .fgas__cta { margin-inline: auto; }
}

/* ============================================================
   CONTATTI
   ============================================================ */
.contatti {
  padding-block: var(--section-pad);
  background-color: var(--c-surface);
}

.contatti__inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: start;
}

.contatti__headline {
  font-family: var(--f-display);
  font-size: var(--t-3xl);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--c-ink);
  margin-block-end: var(--s-4);
}

.contatti__body {
  font-size: var(--t-base);
  color: var(--c-ink-2);
  margin-block-end: var(--s-10);
}

.contatti__details { display: flex; flex-direction: column; gap: var(--s-4); }

.contatti__details li {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  font-size: var(--t-sm);
  color: var(--c-ink-2);
}

.contatti__details svg { flex-shrink: 0; color: var(--c-blue); }

.contatti__link {
  text-decoration: none;
  font-weight: 600;
  color: var(--c-ink);
  transition: color var(--dur-fast) var(--ease-out);
}
.contatti__link:hover { color: var(--c-blue); }

/* ============================================================
   FORM
   ============================================================ */
.contatti__form {
  display: flex;
  flex-direction: column;
  gap: var(--s-5);
  background-color: var(--c-white);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--c-border);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-4); }

.form-field { display: flex; flex-direction: column; gap: var(--s-2); }

.form-field label {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--c-ink-2);
}
.form-field label span { color: var(--c-blue); }

.form-field input,
.form-field textarea {
  font-family: var(--f-body);
  font-size: var(--t-base);
  color: var(--c-ink);
  background-color: var(--c-white);
  border: 1.5px solid var(--c-border-2);
  border-radius: 0;
  padding: 0.65rem 0.9rem;
  transition: border-color var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
  width: 100%;
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--c-blue);
  box-shadow: 0 0 0 3px oklch(52% 0.28 258 / 0.12);
}

.form-field input.is-invalid,
.form-field textarea.is-invalid { border-color: var(--c-red); }

.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--c-ink-4); }

.form-field textarea { resize: vertical; min-height: 7rem; }

.form-field--checkbox {
  flex-direction: row;
  align-items: flex-start;
  gap: var(--s-3);
}
.form-field--checkbox input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
  flex-shrink: 0;
  margin-block-start: 0.15em;
  accent-color: var(--c-blue);
}
.form-field--checkbox label {
  font-family: var(--f-body);
  font-size: var(--t-sm);
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
  color: var(--c-ink-2);
}

.form-link { color: var(--c-blue); text-underline-offset: 2px; }

.form-error {
  padding: var(--s-3) var(--s-4);
  background-color: var(--c-red-tint);
  border: 1px solid oklch(48% 0.22 20 / 0.2);
  color: var(--c-red-dark);
  font-size: var(--t-sm);
  font-weight: 500;
}

.form-note {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: var(--c-ink-4);
  text-align: center;
  letter-spacing: 0.04em;
}

@media (max-width: 56em) { .contatti__inner { grid-template-columns: 1fr; } }
@media (max-width: 36em) { .form-row { grid-template-columns: 1fr; } }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background-color: var(--c-ink);
  padding-block: var(--s-8);
  border-block-start: 2px solid var(--c-blue);
}

.footer__inner {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--s-4);
  justify-content: space-between;
}

.footer__brand { display: flex; align-items: center; }

.footer__logo-img {
  height: 2rem;
  width: auto;
  display: block;
  background-color: oklch(99% 0.003 247);
  padding: 0.15rem 0.4rem;
  opacity: 0.9;
}

.footer__copy {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: oklch(55% 0.02 247);
  letter-spacing: 0.04em;
}

.footer__links { display: flex; gap: var(--s-6); }
.footer__links a {
  font-family: var(--f-mono);
  font-size: var(--t-xs);
  color: oklch(55% 0.02 247);
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: color var(--dur-fast) var(--ease-out);
}
.footer__links a:hover { color: var(--c-white); }

/* ============================================================
   WHATSAPP
   ============================================================ */
.contatti__link--wa { color: #1a8a3d; }
.contatti__link--wa:hover { color: #25D366; }

/* Pulsante flottante fisso — sempre visibile */
.whatsapp-float {
  position: fixed;
  inset-block-end: 1.75rem;
  inset-inline-end: 1.75rem;
  z-index: 90;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background-color: #25D366;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  transition: transform 150ms cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 150ms cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
}
.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 8px 28px rgba(37, 211, 102, 0.55);
}