/* ============================================================================
   L.C.M. COSTRUZIONI SRL — Design System
   Palette: Nero + Bronzo · Direzione: cinematografica, materica, editoriale
   ========================================================================== */

/* ---------- 1. TOKENS ---------------------------------------------------- */
:root {
  /* Colore — base */
  --c-base:        #0A0A0A;
  --c-surface:     #141414;
  --c-surface-2:   #1C1A18;

  /* Colore — bronzo */
  --c-bronze:      #B08D57;   /* primario */
  --c-bronze-warm: #CD7F32;   /* hover / caldo */
  --c-bronze-lt:   #D9BC8C;   /* accenti, hairline, testo AA su nero */

  /* Colore — testo */
  --c-text:        #F2EFEA;
  --c-text-dim:    #9A948C;

  /* Hairline / griglia tecnica */
  --hairline:      rgba(176, 141, 87, 0.22);
  --grid-line:     rgba(176, 141, 87, 0.08);

  /* Metallo (gradiente bronzo multi-stop) */
  --metal: linear-gradient(
    100deg,
    #7A5C34 0%, #B08D57 18%, #E9D3A6 34%,
    #CD7F32 50%, #F2E4C4 62%, #B08D57 78%, #6F5230 100%
  );

  /* Tipografia */
  --font-display: 'Fraunces', 'Times New Roman', serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;

  /* Scala tipografica fluida */
  --fs-eyebrow: clamp(0.68rem, 0.6rem + 0.4vw, 0.82rem);
  --fs-body:    clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
  --fs-lead:    clamp(1.15rem, 1rem + 0.9vw, 1.6rem);
  --fs-h3:      clamp(1.5rem, 1.2rem + 1.6vw, 2.4rem);
  --fs-h2:      clamp(2.2rem, 1.4rem + 4vw, 5rem);
  --fs-display: clamp(3rem, 1rem + 12vw, 11rem);

  /* Spaziatura (density 4 — standard/arioso) */
  --sp-1: 0.5rem;  --sp-2: 1rem;   --sp-3: 1.5rem;  --sp-4: 2.5rem;
  --sp-5: 4rem;    --sp-6: 6rem;   --sp-7: 9rem;    --sp-8: 12rem;

  --maxw: 1440px;
  --gutter: clamp(1.25rem, 5vw, 5rem);

  /* Movimento */
  --e-out:  cubic-bezier(0.16, 1, 0.3, 1);      /* entrata */
  --e-in:   cubic-bezier(0.7, 0, 0.84, 0);      /* uscita */
  --e-soft: cubic-bezier(0.4, 0, 0.2, 1);
  --d-fast: 0.25s; --d-mid: 0.5s; --d-slow: 0.9s;

  --z-grid: 1; --z-content: 2; --z-nav: 50; --z-cursor: 100;
  --z-menu: 80; --z-preload: 200;
}

/* ---------- 2. RESET ----------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }
.lenis.lenis-stopped { overflow: hidden; }

body {
  background: var(--c-base);
  color: var(--c-text);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.6;
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, video, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
ul { list-style: none; }
::selection { background: var(--c-bronze); color: #0A0A0A; }

/* ---------- 3. GRANA + GRIGLIA TECNICA (overlay globali) ----------------- */
/* Grana finissima su tutto il sito, 3–5% */
.grain {
  position: fixed; inset: 0; z-index: 60; pointer-events: none;
  opacity: 0.045; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
/* Linee guida verticali stile disegno tecnico */
.grid-guides {
  position: fixed; inset: 0; z-index: var(--z-grid); pointer-events: none;
  max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gutter);
}
.grid-guides span { border-left: 1px solid var(--grid-line); }
.grid-guides span:last-child { border-right: 1px solid var(--grid-line); }
@media (min-width: 1024px) { .grid-guides { grid-template-columns: repeat(12, 1fr); } }

/* ---------- 4. UTILITY LAYOUT ------------------------------------------- */
.wrap { max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { position: relative; padding-block: clamp(var(--sp-6), 12vw, var(--sp-8)); z-index: var(--z-content); }
.section--tight { padding-block: var(--sp-5); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 0.6em;
  font-size: var(--fs-eyebrow); font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.28em;
  color: var(--c-bronze-lt);
}
.eyebrow::before {
  content: ""; width: 2.4em; height: 1px; background: var(--c-bronze);
  opacity: 0.7;
}
.section-index {
  font-family: var(--font-display); font-size: var(--fs-eyebrow);
  color: var(--c-bronze); letter-spacing: 0.1em;
}

/* Titoli */
h1, h2, h3 { font-family: var(--font-display); font-weight: 400; line-height: 0.98; letter-spacing: -0.02em; }
.display {
  font-size: var(--fs-display); font-weight: 300; line-height: 0.92;
  letter-spacing: -0.03em; text-transform: none;
}
.h2 { font-size: var(--fs-h2); }
.h3 { font-size: var(--fs-h3); }
.lead { font-size: var(--fs-lead); line-height: 1.35; color: var(--c-text); max-width: 40ch; }
.dim { color: var(--c-text-dim); }
.measure { max-width: 62ch; }

/* Testo metallo */
.metal {
  background: var(--metal);
  background-size: 200% auto;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  background-position: var(--metal-pos, 0%) center;
  transition: background-position 0.6s var(--e-soft);
}

/* Hairline separatore */
.hairline { height: 1px; background: var(--hairline); border: 0; width: 100%; }

/* ---------- 5. BOTTONI --------------------------------------------------- */
.btn {
  position: relative; display: inline-flex; align-items: center; gap: 0.8em;
  min-height: 48px; padding: 0.85em 1.6em;
  font-size: 0.85rem; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase;
  border: 1px solid var(--hairline); border-radius: 2px;
  color: var(--c-text); overflow: hidden; isolation: isolate;
  transition: color var(--d-fast) var(--e-soft), border-color var(--d-fast);
  will-change: transform;
}
.btn::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--metal); background-size: 200% auto;
  transform: translateY(101%); transition: transform var(--d-mid) var(--e-out);
}
.btn:hover, .btn:focus-visible { color: #0A0A0A; border-color: transparent; }
.btn:hover::after, .btn:focus-visible::after { transform: translateY(0); }
.btn__label { position: relative; display: inline-block; }
.btn--solid { border-color: var(--c-bronze); }
.btn--solid::after { transform: translateY(0); }
.btn--solid:hover::after { transform: translateY(-101%); }
.btn--solid:hover { color: var(--c-text); }
.btn--ghost { border-color: transparent; padding-inline: 0.2em; }

/* Link con underline bronzo che si espande da sinistra */
.ulink { position: relative; display: inline-block; padding-bottom: 2px; }
.ulink::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 100%;
  background: var(--c-bronze); transform: scaleX(0); transform-origin: left;
  transition: transform var(--d-mid) var(--e-out);
}
.ulink:hover::after, .ulink:focus-visible::after { transform: scaleX(1); }

/* Focus visibile bronzo */
:focus-visible { outline: 2px solid var(--c-bronze-warm); outline-offset: 3px; border-radius: 2px; }

.skip-link {
  position: fixed; top: 0; left: 50%; transform: translate(-50%, -120%);
  z-index: 300; background: var(--c-bronze); color: #0A0A0A;
  padding: 0.6em 1.2em; font-weight: 600; border-radius: 0 0 4px 4px;
  transition: transform var(--d-fast) var(--e-out);
}
.skip-link:focus { transform: translate(-50%, 0); }

/* ---------- 6. CURSORE CUSTOM ------------------------------------------- */
.cursor { position: fixed; top: 0; left: 0; z-index: var(--z-cursor); pointer-events: none; }
.cursor__dot {
  position: fixed; width: 6px; height: 6px; border-radius: 50%;
  background: var(--c-bronze-lt); transform: translate(-50%, -50%);
  transition: opacity var(--d-fast);
}
.cursor__ring {
  position: fixed; width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid var(--hairline); transform: translate(-50%, -50%);
  display: grid; place-items: center;
  transition: width var(--d-fast) var(--e-out), height var(--d-fast) var(--e-out),
              background var(--d-fast), border-color var(--d-fast);
}
.cursor__ring span {
  font-size: 0.62rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: #0A0A0A; opacity: 0; font-weight: 600;
}
body.cursor-view .cursor__ring {
  width: 88px; height: 88px; background: var(--c-bronze); border-color: var(--c-bronze);
}
body.cursor-view .cursor__ring span { opacity: 1; }
body.cursor-hide .cursor__dot, body.cursor-hide .cursor__ring { opacity: 0; }
@media (hover: none), (pointer: coarse) { .cursor { display: none; } }

/* ---------- 7. NAV ------------------------------------------------------- */
.nav {
  position: fixed; top: 0; left: 0; width: 100%; z-index: var(--z-nav);
  display: flex; align-items: center; justify-content: space-between;
  padding: clamp(1rem, 2vw, 1.6rem) var(--gutter);
  transition: background var(--d-mid) var(--e-soft), backdrop-filter var(--d-mid),
              padding var(--d-mid) var(--e-soft);
}
.nav.is-scrolled {
  background: rgba(10, 10, 10, 0.72); backdrop-filter: blur(14px) saturate(1.2);
  padding-block: 0.9rem; border-bottom: 1px solid var(--hairline);
}
.brand { display: flex; align-items: baseline; gap: 0.55em; font-family: var(--font-display); }
.brand__mark { font-size: 1.5rem; letter-spacing: -0.02em; }
.brand__mark b { font-weight: 600; }
.brand__sub { font-family: var(--font-body); font-size: 0.62rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--c-text-dim); }
.nav__links { display: none; gap: clamp(1.4rem, 2.4vw, 2.6rem); align-items: center; }
.nav__links a { font-size: 0.82rem; letter-spacing: 0.06em; color: var(--c-text-dim); transition: color var(--d-fast); }
.nav__links a:hover, .nav__links a[aria-current="page"] { color: var(--c-text); }
.nav__cta { display: none; }
@media (min-width: 1024px) {
  .nav__links, .nav__cta { display: flex; }
  .nav__toggle { display: none; }
}

/* Hamburger */
.nav__toggle {
  position: relative; z-index: calc(var(--z-menu) + 1);
  width: 48px; height: 48px; display: grid; place-items: center; gap: 5px;
}
.nav__toggle span { display: block; width: 26px; height: 1.5px; background: var(--c-text); transition: transform var(--d-fast) var(--e-out), opacity var(--d-fast); }
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Menu overlay fullscreen */
.menu {
  position: fixed; inset: 0; z-index: var(--z-menu);
  background: var(--c-base);
  clip-path: circle(0% at 100% 0%);
  transition: clip-path 0.8s var(--e-out);
  display: flex; flex-direction: column; justify-content: center;
  padding: var(--gutter);
  pointer-events: none;
}
.menu.is-open { clip-path: circle(150% at 100% 0%); pointer-events: auto; }
.menu__list { display: flex; flex-direction: column; gap: clamp(0.5rem, 1.6vw, 1rem); }
.menu__list a {
  font-family: var(--font-display); font-size: clamp(2.4rem, 12vw, 5rem);
  line-height: 1; font-weight: 300; letter-spacing: -0.02em;
  display: inline-flex; align-items: baseline; gap: 0.5em;
  transform: translateY(120%); opacity: 0;
}
.menu.is-open .menu__list a { transform: translateY(0); opacity: 1; transition: transform 0.7s var(--e-out), opacity 0.7s var(--e-out); }
.menu__list a small { font-family: var(--font-body); font-size: 0.8rem; color: var(--c-bronze); letter-spacing: 0.1em; }
.menu__list a:hover { color: var(--c-bronze-lt); }
.menu__foot { margin-top: var(--sp-4); display: flex; flex-wrap: wrap; gap: var(--sp-3); color: var(--c-text-dim); font-size: 0.85rem; }
.menu__foot a:hover { color: var(--c-text); }
@media (min-width: 1024px) { .menu { display: none; } }

/* ---------- 8. PRELOADER ------------------------------------------------- */
.preloader {
  position: fixed; inset: 0; z-index: var(--z-preload);
  background: var(--c-base); display: grid; place-items: center;
}
.preloader__inner { text-align: center; }
.preloader__count {
  font-family: var(--font-display); font-size: clamp(4rem, 18vw, 12rem);
  font-weight: 300; line-height: 1;
}
.preloader__label { margin-top: 1rem; font-size: var(--fs-eyebrow); letter-spacing: 0.3em; text-transform: uppercase; color: var(--c-text-dim); }
.preloader__bar { margin: 1.5rem auto 0; width: min(60vw, 320px); height: 1px; background: var(--hairline); overflow: hidden; }
.preloader__bar i { display: block; height: 100%; width: 0%; background: var(--c-bronze); }
.preloader__wipe { position: fixed; inset: 0; z-index: calc(var(--z-preload) - 1); background: var(--metal); transform: scaleY(0); transform-origin: bottom; }

/* ---------- 9. HERO ------------------------------------------------------ */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: flex-end;
  padding-bottom: clamp(3rem, 8vh, 7rem); overflow: hidden;
}
.hero__bg { position: absolute; inset: -8% 0; z-index: 0; will-change: transform; }
.hero__bg::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(120% 90% at 70% 10%, rgba(205,127,50,0.14), transparent 55%),
    linear-gradient(160deg, #1C1A18 0%, #0d0c0b 45%, #070707 100%);
}
/* Struttura "cemento" a strati per il placeholder cinematografico */
.hero__bg::after {
  content: ""; position: absolute; inset: 0; opacity: 0.5;
  background-image:
    repeating-linear-gradient(90deg, rgba(176,141,87,0.05) 0 1px, transparent 1px 88px),
    repeating-linear-gradient(0deg, rgba(0,0,0,0.4) 0 2px, transparent 2px 140px);
  mask-image: linear-gradient(to top, transparent, #000 40%);
}
.hero__overlay { position: absolute; inset: 0; z-index: 1; background: linear-gradient(to top, rgba(10,10,10,0.9) 0%, rgba(10,10,10,0.2) 45%, transparent 75%); }
.hero__content { position: relative; z-index: 2; width: 100%; }
.hero__eyebrow { margin-bottom: var(--sp-3); }
.hero h1 { max-width: 15ch; }
.hero__word { display: inline-block; overflow: hidden; padding-bottom: 0.08em; }
.hero__word > span { display: inline-block; will-change: transform; }
.hero__meta {
  margin-top: var(--sp-4); display: flex; flex-wrap: wrap; gap: var(--sp-3) var(--sp-5);
  align-items: end; justify-content: space-between;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: var(--sp-2); }
.hero__note { max-width: 32ch; color: var(--c-text-dim); font-size: 0.95rem; }

.scroll-cue { position: absolute; bottom: 1.5rem; left: var(--gutter); z-index: 3; display: flex; align-items: center; gap: 0.7em; font-size: var(--fs-eyebrow); letter-spacing: 0.2em; text-transform: uppercase; color: var(--c-text-dim); }
.scroll-cue i { width: 1px; height: 46px; background: var(--hairline); position: relative; overflow: hidden; }
.scroll-cue i::after { content: ""; position: absolute; inset: 0; background: var(--c-bronze); transform: translateY(-100%); animation: cue 2.2s var(--e-soft) infinite; }
@keyframes cue { 0% { transform: translateY(-100%); } 50% { transform: translateY(0); } 100% { transform: translateY(100%); } }

/* ---------- 10. MANIFESTO + CONTATORI ----------------------------------- */
.manifesto__grid { display: grid; gap: var(--sp-4); }
.manifesto__lead { font-family: var(--font-display); font-weight: 300; font-size: var(--fs-h3); line-height: 1.15; letter-spacing: -0.01em; max-width: 22ch; }
.manifesto__lead em { font-style: italic; }
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-4) var(--sp-3); margin-top: var(--sp-4); }
.stat { border-top: 1px solid var(--hairline); padding-top: var(--sp-2); }
.stat__num { font-family: var(--font-display); font-weight: 300; font-size: clamp(2.6rem, 7vw, 4.6rem); line-height: 1; font-variant-numeric: tabular-nums; }
.stat__num small { font-size: 0.42em; vertical-align: super; color: var(--c-bronze); }
.stat__label { margin-top: 0.5em; font-size: 0.82rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--c-text-dim); }
@media (min-width: 768px) {
  .manifesto__grid { grid-template-columns: 1.1fr 1fr; align-items: start; gap: var(--sp-6); }
  .stats { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- 11. MARQUEE -------------------------------------------------- */
.marquee { border-block: 1px solid var(--hairline); padding-block: clamp(1.2rem, 3vw, 2.2rem); overflow: hidden; white-space: nowrap; }
.marquee__track { display: inline-flex; gap: 2.5rem; will-change: transform; }
.marquee__track span { font-family: var(--font-display); font-weight: 300; font-size: clamp(1.6rem, 5vw, 3.4rem); text-transform: uppercase; letter-spacing: -0.01em; color: var(--c-text); }
.marquee__track span::after { content: "·"; margin-left: 2.5rem; color: var(--c-bronze); }

/* ---------- 12. SERVIZI -------------------------------------------------- */
.svc-head { display: grid; gap: var(--sp-3); margin-bottom: var(--sp-5); }
@media (min-width: 768px) { .svc-head { grid-template-columns: 1fr 1fr; align-items: end; } }
.svc-list { border-top: 1px solid var(--hairline); }
.svc {
  position: relative; display: grid; grid-template-columns: auto 1fr auto; gap: var(--sp-3);
  align-items: center; padding-block: clamp(1.4rem, 3.5vw, 2.4rem);
  border-bottom: 1px solid var(--hairline); overflow: hidden;
}
.svc::before { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(90deg, rgba(176,141,87,0.10), transparent 60%); transform: translateX(-100%); transition: transform var(--d-mid) var(--e-out); }
.svc:hover::before { transform: translateX(0); }
.svc__idx { font-family: var(--font-display); color: var(--c-bronze); font-size: 0.9rem; letter-spacing: 0.1em; }
.svc__name { font-family: var(--font-display); font-weight: 300; font-size: var(--fs-h3); line-height: 1.05; transition: transform var(--d-mid) var(--e-out); }
.svc:hover .svc__name { transform: translateX(0.6rem); }
.svc__desc { display: none; color: var(--c-text-dim); max-width: 42ch; font-size: 0.95rem; }
.svc__arrow { width: 44px; height: 44px; border: 1px solid var(--hairline); border-radius: 50%; display: grid; place-items: center; color: var(--c-bronze-lt); transition: background var(--d-fast), color var(--d-fast), transform var(--d-mid) var(--e-out); }
.svc:hover .svc__arrow { background: var(--c-bronze); color: #0A0A0A; transform: rotate(-45deg); }
@media (min-width: 900px) {
  .svc { grid-template-columns: auto minmax(0, 0.9fr) minmax(0, 1fr) auto; }
  .svc__desc { display: block; }
}

/* ---------- 13. PROGETTI (griglia asimmetrica) -------------------------- */
.proj-grid { display: grid; grid-template-columns: 1fr; gap: var(--sp-3); }
@media (min-width: 768px) { .proj-grid { grid-template-columns: repeat(6, 1fr); gap: var(--sp-4) var(--sp-3); } }
.proj { position: relative; overflow: hidden; border-radius: 3px; background: var(--c-surface); border: 1px solid var(--hairline); }
.proj__media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.proj__img { position: absolute; inset: 0; transform: scale(1.02); transition: transform 0.9s var(--e-out); will-change: transform; }
.proj__img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(200deg, rgba(205,127,50,0) 30%, rgba(205,127,50,0.35)); opacity: 0; transition: opacity var(--d-mid); }
.proj:hover .proj__img { transform: scale(1.08); }
.proj:hover .proj__img::after { opacity: 1; }
/* Placeholder materici differenziati */
.mat-1 { background: linear-gradient(135deg,#2a2622,#151311), repeating-linear-gradient(0deg, rgba(255,255,255,0.02) 0 3px, transparent 3px 9px); }
.mat-2 { background: linear-gradient(160deg,#20201f,#100f0e), repeating-linear-gradient(90deg, rgba(176,141,87,0.06) 0 1px, transparent 1px 40px); }
.mat-3 { background: radial-gradient(120% 100% at 30% 10%, #33291d, #0e0d0c); }
.mat-4 { background: linear-gradient(115deg,#262320,#0f0e0d), repeating-linear-gradient(45deg, rgba(0,0,0,0.35) 0 6px, transparent 6px 14px); }
.mat-5 { background: linear-gradient(200deg,#2b2723,#131110); }
.proj__body { position: absolute; left: 0; bottom: 0; width: 100%; padding: var(--sp-3); display: flex; align-items: flex-end; justify-content: space-between; gap: var(--sp-2); background: linear-gradient(to top, rgba(10,10,10,0.85), transparent); }
.proj__cat { font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase; color: var(--c-bronze-lt); }
.proj__title { font-family: var(--font-display); font-weight: 300; font-size: clamp(1.3rem, 3vw, 2rem); line-height: 1; overflow: hidden; }
.proj__title span { display: inline-block; transform: translateY(0); transition: transform var(--d-mid) var(--e-out); }
.proj__place { font-size: 0.8rem; color: var(--c-text-dim); }
/* Span layout asimmetrico desktop */
@media (min-width: 768px) {
  .proj--a { grid-column: span 4; }
  .proj--b { grid-column: span 2; }
  .proj--c { grid-column: span 3; }
  .proj--d { grid-column: span 3; }
  .proj--e { grid-column: span 2; }
  .proj--f { grid-column: span 4; }
  .proj--tall .proj__media { aspect-ratio: 3 / 4; }
  .proj--wide .proj__media { aspect-ratio: 16 / 10; }
}

/* ---------- 14. METODO (scroll orizzontale pinnato) --------------------- */
.method { overflow: hidden; }
.method__pin { position: relative; height: 100svh; display: flex; align-items: center; }
.method__track { display: flex; gap: var(--sp-4); padding-inline: var(--gutter); will-change: transform; }
.step { flex: 0 0 min(78vw, 460px); border-top: 1px solid var(--hairline); padding-top: var(--sp-3); }
.step__num { font-family: var(--font-display); font-size: clamp(3rem, 8vw, 6rem); font-weight: 300; line-height: 1; color: transparent; -webkit-text-stroke: 1px var(--c-bronze); }
.step__name { font-family: var(--font-display); font-weight: 300; font-size: var(--fs-h3); margin-top: 0.5rem; }
.step__desc { margin-top: var(--sp-2); color: var(--c-text-dim); font-size: 0.95rem; max-width: 34ch; }
.method__intro { padding-inline: var(--gutter); margin-bottom: var(--sp-4); display: grid; gap: var(--sp-2); }
.method__progress { position: absolute; left: var(--gutter); right: var(--gutter); bottom: 8vh; height: 1px; background: var(--hairline); }
.method__progress i { display: block; height: 100%; width: 0%; background: var(--c-bronze); }
/* Fallback verticale reduced-motion */
.no-motion .method__pin { height: auto; display: block; }
.no-motion .method__track { flex-direction: column; transform: none !important; }
.no-motion .step { flex: none; max-width: 40ch; margin-bottom: var(--sp-3); }

/* ---------- 15. PERCHÉ / CERTIFICAZIONI --------------------------------- */
.why-grid { display: grid; gap: var(--sp-3); }
@media (min-width: 768px) { .why-grid { grid-template-columns: repeat(3, 1fr); gap: var(--sp-3); } }
.card {
  border: 1px solid var(--hairline); border-radius: 3px; padding: var(--sp-4) var(--sp-3);
  background: linear-gradient(180deg, var(--c-surface), var(--c-base));
  position: relative; overflow: hidden; min-height: 220px;
  display: flex; flex-direction: column; justify-content: space-between; gap: var(--sp-4);
}
.card__ico { width: 40px; height: 40px; color: var(--c-bronze); }
.card__ico svg { width: 100%; height: 100%; }
.card h3 { font-size: var(--fs-h3); font-weight: 300; }
.card p { color: var(--c-text-dim); font-size: 0.95rem; }
.card__top { display: flex; align-items: center; justify-content: space-between; }
.card__idx { font-family: var(--font-display); color: var(--c-bronze); font-size: 0.85rem; }

/* ---------- 16. TESTIMONIANZE (slider) ---------------------------------- */
.tst { display: grid; gap: var(--sp-4); }
.tst__viewport { overflow: hidden; }
.tst__track { display: flex; transition: transform 0.7s var(--e-out); }
.tst__slide { flex: 0 0 100%; padding-right: var(--sp-4); }
.tst__quote { font-family: var(--font-display); font-weight: 300; font-size: clamp(1.5rem, 4vw, 2.8rem); line-height: 1.2; letter-spacing: -0.01em; }
.tst__quote::before { content: "“"; color: var(--c-bronze); margin-right: 0.1em; }
.tst__by { margin-top: var(--sp-3); font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--c-text-dim); }
.tst__by b { color: var(--c-text); font-weight: 600; }
.tst__nav { display: flex; align-items: center; gap: var(--sp-2); }
.tst__dots { display: flex; gap: 0.5rem; margin-left: auto; }
.tst__dots button { width: 30px; height: 2px; background: var(--hairline); }
.tst__dots button[aria-selected="true"] { background: var(--c-bronze); }
.tst__arrow { width: 48px; height: 48px; border: 1px solid var(--hairline); border-radius: 50%; display: grid; place-items: center; color: var(--c-bronze-lt); transition: background var(--d-fast), color var(--d-fast); }
.tst__arrow:hover { background: var(--c-bronze); color: #0A0A0A; }
@media (min-width: 900px) { .tst__slide { flex-basis: 66%; } }

/* ---------- 17. CTA FINALE ---------------------------------------------- */
.cta { position: relative; text-align: center; overflow: hidden; }
.cta__bg { position: absolute; inset: 0; z-index: 0; background: radial-gradient(80% 120% at 50% 120%, rgba(205,127,50,0.22), transparent 60%); }
.cta__inner { position: relative; z-index: 2; display: grid; gap: var(--sp-4); place-items: center; }
.cta h2 { font-size: var(--fs-display); font-weight: 300; line-height: 0.95; max-width: 16ch; }

/* ---------- 18. FOOTER --------------------------------------------------- */
.footer { position: relative; padding-top: var(--sp-5); }
.footer__sep { height: 1px; background: var(--metal); background-size: 200% auto; transform-origin: left; }
.footer__grid { display: grid; gap: var(--sp-4); padding-block: var(--sp-5); }
.footer__brand .brand__mark { font-size: 2rem; }
.footer__legal { font-size: 0.85rem; color: var(--c-text-dim); line-height: 1.9; }
.footer__legal b { color: var(--c-text); font-weight: 500; }
.footer__col h4 { font-size: 0.78rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--c-bronze-lt); margin-bottom: var(--sp-2); font-family: var(--font-body); font-weight: 600; }
.footer__col li { margin-bottom: 0.6em; }
.footer__col a { color: var(--c-text-dim); font-size: 0.92rem; }
.footer__col a:hover { color: var(--c-text); }
.footer__bottom { display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-3); align-items: center; justify-content: space-between; padding-block: var(--sp-3); border-top: 1px solid var(--hairline); font-size: 0.8rem; color: var(--c-text-dim); }
.footer__social { display: flex; gap: var(--sp-2); }
.to-top { display: inline-flex; align-items: center; gap: 0.6em; color: var(--c-bronze-lt); font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; }
.to-top svg { width: 16px; height: 16px; transition: transform var(--d-fast) var(--e-out); }
.to-top:hover svg { transform: translateY(-3px); }
@media (min-width: 768px) {
  .footer__grid { grid-template-columns: 1.6fr 1fr 1fr; gap: var(--sp-5); }
  .footer__legal { grid-column: 1; }
}

/* ---------- 19. BARRA AZIONE MOBILE ------------------------------------- */
.mobile-bar {
  position: fixed; left: 0; bottom: 0; z-index: var(--z-nav);
  width: 100%; display: grid; grid-template-columns: 1fr 1fr;
  padding: 0.6rem var(--gutter) calc(0.6rem + env(safe-area-inset-bottom));
  gap: 0.6rem; background: rgba(10,10,10,0.86); backdrop-filter: blur(12px);
  border-top: 1px solid var(--hairline);
  transform: translateY(120%); transition: transform var(--d-mid) var(--e-out);
}
.mobile-bar.is-visible { transform: translateY(0); }
.mobile-bar a { display: flex; align-items: center; justify-content: center; gap: 0.5em; min-height: 48px; border-radius: 3px; font-size: 0.82rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; }
.mobile-bar a:first-child { border: 1px solid var(--hairline); color: var(--c-text); }
.mobile-bar a:last-child { background: var(--c-bronze); color: #0A0A0A; }
@media (min-width: 1024px) { .mobile-bar { display: none; } }

/* ---------- 20. FORM ----------------------------------------------------- */
.contact-grid { display: grid; gap: var(--sp-5); }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1fr 1.1fr; } }
.form { display: grid; gap: var(--sp-3); }
.field { position: relative; display: grid; gap: 0.4rem; }
.field label { font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-text-dim); }
.field label .req { color: var(--c-bronze-warm); }
.field input, .field select, .field textarea {
  width: 100%; min-height: 48px; padding: 0.8em 1em;
  background: var(--c-surface); border: 1px solid var(--hairline); border-radius: 3px;
  color: var(--c-text); font: inherit; font-size: 1rem;
  transition: border-color var(--d-fast), background var(--d-fast);
}
.field textarea { min-height: 140px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--c-bronze); background: var(--c-surface-2); outline: none; }
.field.is-error input, .field.is-error select, .field.is-error textarea { border-color: #C0563B; }
.field__err { font-size: 0.78rem; color: #E08A6F; min-height: 1em; opacity: 0; transform: translateY(-4px); transition: opacity var(--d-fast), transform var(--d-fast); }
.field.is-error .field__err { opacity: 1; transform: translateY(0); }
.field--check { grid-template-columns: auto 1fr; align-items: start; gap: 0.8rem; }
.field--check input { width: 20px; min-height: 20px; height: 20px; accent-color: var(--c-bronze); margin-top: 2px; }
.field--check label { text-transform: none; letter-spacing: 0; font-size: 0.85rem; }
.form__status { min-height: 1.5em; font-size: 0.9rem; }
.form__status[data-state="ok"] { color: var(--c-bronze-lt); }
.form__status[data-state="err"] { color: #E08A6F; }
.btn.is-loading { pointer-events: none; opacity: 0.7; }
.btn.is-loading .btn__label { visibility: hidden; }
.btn .spinner { position: absolute; inset: 0; margin: auto; width: 18px; height: 18px; border: 2px solid rgba(242,239,234,0.3); border-top-color: var(--c-text); border-radius: 50%; display: none; }
.btn.is-loading .spinner { display: block; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (min-width: 600px) { .form__row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-3); } }

/* Info contatti + mappa dark */
.contact-info { display: grid; gap: var(--sp-3); align-content: start; }
.contact-info .row { border-top: 1px solid var(--hairline); padding-top: var(--sp-2); }
.contact-info .row span { display: block; font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--c-bronze-lt); margin-bottom: 0.3em; }
.contact-info .row a, .contact-info .row p { font-size: 1.05rem; }
.map { position: relative; aspect-ratio: 16/10; border: 1px solid var(--hairline); border-radius: 3px; overflow: hidden; background: linear-gradient(160deg,#161514,#0b0a0a); }
.map::before { content: ""; position: absolute; inset: 0; background-image: repeating-linear-gradient(0deg, rgba(176,141,87,0.07) 0 1px, transparent 1px 42px), repeating-linear-gradient(90deg, rgba(176,141,87,0.07) 0 1px, transparent 1px 42px); }
.map__pin { position: absolute; top: 46%; left: 52%; width: 14px; height: 14px; background: var(--c-bronze); border-radius: 50%; box-shadow: 0 0 0 6px rgba(176,141,87,0.2); animation: pulse 2.4s var(--e-soft) infinite; }
.map__label { position: absolute; top: calc(46% + 20px); left: 52%; transform: translateX(-50%); font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-bronze-lt); white-space: nowrap; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 6px rgba(176,141,87,0.2);} 50% { box-shadow: 0 0 0 12px rgba(176,141,87,0);} }

/* ---------- 21. PAGE HEADER (pagine interne) ---------------------------- */
.page-head { padding-top: clamp(8rem, 18vh, 12rem); padding-bottom: var(--sp-5); position: relative; }
.page-head h1 { font-size: var(--fs-display); font-weight: 300; line-height: 0.92; }
.page-head .lead { margin-top: var(--sp-3); }
.breadcrumb { display: flex; gap: 0.6em; font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--c-text-dim); margin-bottom: var(--sp-3); }
.breadcrumb a:hover { color: var(--c-text); }
.breadcrumb span { color: var(--c-bronze); }

/* Filtri progetti */
.filters { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-bottom: var(--sp-4); }
.filters button { min-height: 40px; padding: 0 1.1em; border: 1px solid var(--hairline); border-radius: 40px; font-size: 0.8rem; letter-spacing: 0.06em; color: var(--c-text-dim); transition: color var(--d-fast), border-color var(--d-fast), background var(--d-fast); }
.filters button[aria-pressed="true"] { color: #0A0A0A; background: var(--c-bronze); border-color: var(--c-bronze); }
.proj.is-hidden { display: none; }

/* Dettaglio servizio (pagina servizi) */
.svc-detail { display: grid; gap: var(--sp-4); padding-block: var(--sp-5); border-bottom: 1px solid var(--hairline); }
.svc-detail__num { font-family: var(--font-display); font-size: clamp(2.4rem,7vw,5rem); color: transparent; -webkit-text-stroke: 1px var(--c-bronze); line-height: 1; }
.svc-detail ul li { display: flex; gap: 0.7em; padding-block: 0.5em; color: var(--c-text-dim); border-bottom: 1px solid var(--grid-line); }
.svc-detail ul li::before { content: "—"; color: var(--c-bronze); }
@media (min-width: 768px) { .svc-detail { grid-template-columns: auto 1fr 1fr; align-items: start; gap: var(--sp-5); } }

/* Valori (chi siamo) */
.values { display: grid; gap: var(--sp-3); }
@media (min-width: 768px) { .values { grid-template-columns: repeat(2,1fr); } }

/* ---------- 22. REVEAL (stato iniziale JS) ------------------------------ */
[data-reveal] { opacity: 0; transform: translateY(2.2rem); }
[data-reveal="clip"] { opacity: 1; transform: none; clip-path: inset(0 0 100% 0); }
.is-inview[data-reveal] { opacity: 1; transform: none; clip-path: inset(0 0 0 0); }

/* ---------- 23. REDUCED MOTION ------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.12s !important; scroll-behavior: auto !important; }
  .hero__bg, .marquee__track, .step__num { transform: none !important; }
  [data-reveal] { opacity: 1 !important; transform: none !important; clip-path: none !important; }
  .scroll-cue i::after { animation: none; }
  .map__pin { animation: none; }
}