/* =====================================================================
   Gjeci Living Solutions — sito pubblico
   Sistema di design: "il disegno tecnico". Tutto deriva dai token.
   ===================================================================== */

/* ---- Font locali (variable WOFF2 da vendere in /assets/fonts).
   Se i file non sono presenti, si usa lo stack di sistema definito nei token.
   Vedi assets/fonts/README.txt per i nomi file attesi. ---- */
/* Display: Archivo (istanza estesa, wdth 125) — titoli editoriali */
@font-face { font-family:"GLS Display"; src:url("../fonts/display-300.woff2") format("woff2"); font-weight:300; font-display:swap; }
@font-face { font-family:"GLS Display"; src:url("../fonts/display-500.woff2") format("woff2"); font-weight:500; font-display:swap; }
@font-face { font-family:"GLS Display"; src:url("../fonts/display-600.woff2") format("woff2"); font-weight:600; font-display:swap; }
/* Text: Public Sans — corpo neutro */
@font-face { font-family:"GLS Text"; src:url("../fonts/text-400.woff2") format("woff2"); font-weight:400; font-display:swap; }
@font-face { font-family:"GLS Text"; src:url("../fonts/text-500.woff2") format("woff2"); font-weight:500; font-display:swap; }
@font-face { font-family:"GLS Text"; src:url("../fonts/text-700.woff2") format("woff2"); font-weight:700; font-display:swap; }
/* Mono: IBM Plex Mono — dati tecnici, misure, RAL */
@font-face { font-family:"GLS Mono"; src:url("../fonts/mono-400.woff2") format("woff2"); font-weight:400; font-display:swap; }
@font-face { font-family:"GLS Mono"; src:url("../fonts/mono-600.woff2") format("woff2"); font-weight:600; font-display:swap; }

:root {
  /* Palette dal materiale */
  --paper:      #F7F6F3;   /* bianco caldo, carta da disegno */
  --graphite:   #1C1E21;   /* inchiostro */
  --silver:     #C9CCD1;   /* alluminio anodizzato */
  --anthracite: #383E42;   /* RAL 7016 */
  --bronze:     #8A6D4B;   /* anodizzato bronzo — unico accento */
  --paper-2:    #EFEDE8;   /* superficie leggermente incassata */
  --line:       #D8D6CF;   /* hairline chiara */
  --ink-60:     color-mix(in srgb, var(--graphite) 62%, var(--paper));
  --ink-40:     color-mix(in srgb, var(--graphite) 42%, var(--paper));

  /* Tipografia (con fallback di sistema robusti) */
  --font-display: "GLS Display", "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-text:    "GLS Text", "Public Sans", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono:    "GLS Mono", "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* Scala fluida */
  --step--1: clamp(0.78rem, 0.74rem + 0.2vw, 0.86rem);
  --step-0:  clamp(0.98rem, 0.93rem + 0.25vw, 1.08rem);
  --step-1:  clamp(1.18rem, 1.05rem + 0.6vw, 1.5rem);
  --step-2:  clamp(1.5rem, 1.25rem + 1.2vw, 2.2rem);
  --step-3:  clamp(2rem, 1.5rem + 2.6vw, 3.4rem);
  --step-4:  clamp(2.8rem, 1.9rem + 4.6vw, 5.6rem);
  --step-5:  clamp(3.6rem, 2rem + 7.2vw, 8rem);

  /* Ritmo */
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --measure: 62ch;
  --radius: 2px;                 /* volutamente minimo: niente card morbide */
  --border: 1px solid var(--line);

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---- Reset mirato ---- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--graphite);
  font-family: var(--font-text);
  font-size: var(--step-0);
  line-height: 1.6;
  font-feature-settings: "kern" 1, "liga" 1;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, svg, video { display: block; max-inline-size: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
:focus-visible { outline: 2px solid var(--bronze); outline-offset: 3px; }
::selection { background: var(--bronze); color: var(--paper); }

/* ---- Tipografia ---- */
h1,h2,h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.02;
  letter-spacing: -0.03em; margin: 0; text-wrap: balance; }
h1 { font-size: var(--step-4); }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-1); letter-spacing: -0.02em; }
p  { margin: 0 0 1em; max-inline-size: var(--measure); }

.mono { font-family: var(--font-mono); font-size: var(--step--1);
  letter-spacing: 0.02em; }
.tag { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.32em;
  text-transform: uppercase; color: var(--bronze); }
.eyebrow { display: inline-flex; align-items: center; gap: 0.6rem; }
.eyebrow::before { content: ""; inline-size: 28px; block-size: 1px; background: var(--bronze); }

/* ---- Layout container / griglia editoriale a 12 col ---- */
.wrap { inline-size: min(100% - 2 * var(--gutter), 1320px); margin-inline: auto; }
.grid12 { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--gutter); }
section { padding-block: clamp(3.5rem, 8vw, 8rem); }
.section-lead { max-inline-size: 46ch; }

/* linea di quota (dimension line) come divisore di sezione */
.dimline { display: flex; align-items: center; gap: 0; color: var(--ink-40); }
.dimline .lbl { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.2em;
  color: var(--bronze); padding-inline: 0.75rem; white-space: nowrap; }
.dimline svg { flex: 1; height: 8px; }

/* ============ HEADER / NAV ============ */
.site-header {
  position: sticky; inset-block-start: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: saturate(1.2) blur(8px);
  border-block-end: var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; min-block-size: 68px; }
.brand { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-display);
  font-weight: 600; font-size: 1.05rem; letter-spacing: -0.02em; }
/* il logo non deve mai rompere la barra: larghezza limitata, proporzioni intatte */
.brand img { max-inline-size: min(52vw, 250px); object-fit: contain; object-position: left center;
  border-radius: 6px; }
.brand .sup { font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.28em;
  color: var(--bronze); transform: translateY(-2px); }
.nav-links { display: flex; align-items: center; gap: clamp(0.75rem, 2vw, 2rem);
  list-style: none; margin: 0; padding: 0; }
.nav-links a { font-size: 0.9rem; font-weight: 700; position: relative; padding: 0.5rem 0.15rem;
  min-block-size: 44px; display: inline-flex; align-items: center; gap: 0.4rem;
  color: var(--ink-60); transition: color 0.3s var(--ease); }
/* sottolineatura bronzo che cresce da sinistra */
.nav-links a > span { position: relative; }
.nav-links a > span::after { content: ""; position: absolute; inset-block-end: -0.35rem;
  inset-inline-start: 0; inline-size: 0; block-size: 1.5px; background: var(--bronze);
  transition: inline-size 0.4s var(--ease); }
.nav-links a:hover { color: var(--graphite); }
.nav-links a:hover > span::after { inline-size: 100%; }
.nav-links a[aria-current="page"] { color: var(--graphite); }
.nav-links a[aria-current="page"] > span::after { inline-size: 100%; background: var(--graphite); }

/* CTA: pillola scura con accento bronzo che entra e freccia che scorre */
.nav-cta { position: relative; overflow: hidden; isolation: isolate;
  display: inline-flex; align-items: center; justify-content: center; gap: 0.6rem;
  background: var(--graphite); color: var(--paper) !important;
  padding: 0.8rem 2.4rem; border-radius: 10px; text-align: center; white-space: nowrap;
  font-family: var(--font-mono); font-size: 0.76rem; font-weight: 700; letter-spacing: 0.06em;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease); }
.nav-cta::before { content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--bronze); transform: translateX(-101%);
  transition: transform 0.4s var(--ease); }
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 10px 20px -12px rgba(28,30,33,.55); }
.nav-cta:hover::before { transform: translateX(0); }
.nav-cta .dot { transition: transform 0.3s var(--ease); display: inline-flex; }
.nav-cta:hover .dot { transform: translateX(3px); }
.nav-cta > span:first-child::after { content: none; }
.nav-toggle { display: none; }

@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; flex-direction: column; gap: 5px;
    background: none; border: 0; padding: 12px; }
  .nav-toggle span { inline-size: 24px; block-size: 2px; background: var(--graphite); transition: transform 0.3s var(--ease), opacity 0.2s var(--ease); }
  body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .nav-links { position: fixed; inset: 68px 0 auto 0; flex-direction: column;
    align-items: flex-start; gap: 0; background: var(--paper); border-block-end: var(--border);
    padding: 1rem var(--gutter) 2rem; transform: translateY(-120%); transition: transform 0.4s var(--ease);
    box-shadow: 0 30px 40px -30px rgba(0,0,0,.3); }
  body.nav-open .nav-links { transform: translateY(0); }
  .nav-links a { inline-size: 100%; border-block-end: var(--border); font-size: 1.1rem; }
  .nav-links .nav-cta { margin-block-start: 1rem; }
}

/* ============ HERO ============ */
.hero { padding-block: clamp(2.5rem, 6vw, 5rem) clamp(3rem, 7vw, 6rem); position: relative; }
.hero .grid12 { align-items: end; }
.hero-copy { grid-column: 1 / span 7; }
@media (max-width: 900px){ .hero-copy { grid-column: 1 / -1; } }
.hero h1 { font-size: var(--step-5); margin-block: 0.4rem 0; letter-spacing: -0.02em; line-height: 0.96; }
.hero h1 .thin { font-weight: 300; color: var(--anthracite); display: block; letter-spacing: -0.01em; }
.hero-sub { font-size: var(--step-1); color: var(--ink-60); max-inline-size: 34ch;
  margin-block-start: 1.6rem; }
.hero-meta { grid-column: 9 / span 4; align-self: end; }
@media (max-width: 900px){ .hero-meta { grid-column: 1 / -1; margin-block-start: 2rem; } }
.hero-drawing { grid-column: 1 / -1; margin-block-start: clamp(2rem, 5vw, 4rem);
  border-block-start: var(--border); padding-block-start: 1rem; }
.spec-list { list-style: none; margin: 0; padding: 0; border-block-start: var(--border); }
.spec-list li { display: flex; justify-content: space-between; gap: 1rem;
  padding-block: 0.7rem; border-block-end: var(--border); font-family: var(--font-mono);
  font-size: 0.8rem; letter-spacing: 0.02em; }
.spec-list li span:last-child { color: var(--bronze); }

.btn { display: inline-flex; align-items: center; gap: 0.7rem; font-family: var(--font-mono);
  font-size: 0.82rem; letter-spacing: 0.06em; padding: 0.9rem 1.4rem; min-block-size: 44px;
  border: 1px solid var(--graphite); background: var(--graphite); color: var(--paper);
  transition: transform 0.25s var(--ease), background 0.25s var(--ease); }
.btn .arrow { transition: transform 0.3s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }
.btn.ghost { background: transparent; color: var(--graphite); }
.btn.ghost:hover { background: var(--graphite); color: var(--paper); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-block-start: 2.2rem; }

/* SVG "si disegna da solo" */
.draw path, .draw line, .draw circle, .draw polyline, .draw rect.animated {
  stroke-dasharray: var(--len, 1200); stroke-dashoffset: var(--len, 1200);
}
.draw.in path, .draw.in line, .draw.in circle, .draw.in polyline, .draw.in rect.animated {
  animation: draw 1.8s var(--ease) forwards;
}
.draw.in path:nth-child(2){ animation-delay:.15s } .draw.in path:nth-child(3){ animation-delay:.3s }
@keyframes draw { to { stroke-dashoffset: 0; } }
@media (prefers-reduced-motion: reduce){
  .draw path,.draw line,.draw circle,.draw polyline,.draw rect.animated{ stroke-dashoffset:0 !important; animation:none !important; }
}

/* ============ Entrata hero orchestrata ============ */
.reveal > * { opacity: 0; transform: translateY(14px); }
.reveal.in > * { animation: rise 0.9s var(--ease) forwards; }
.reveal.in > *:nth-child(1){ animation-delay:.05s } .reveal.in > *:nth-child(2){ animation-delay:.18s }
.reveal.in > *:nth-child(3){ animation-delay:.31s } .reveal.in > *:nth-child(4){ animation-delay:.44s }
@keyframes rise { to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce){ .reveal > *{ opacity:1 !important; transform:none !important; animation:none !important; } }

/* Scroll-driven reveal (browser moderni) + fallback IO */
.v-reveal { opacity: 0; transform: translateY(24px); }
.v-reveal.seen { opacity: 1; transform: none; transition: opacity .7s var(--ease), transform .7s var(--ease); }
@supports (animation-timeline: view()) {
  @media (prefers-reduced-motion: no-preference) {
    .v-reveal { animation: rise both; animation-timeline: view(); animation-range: entry 5% cover 26%; }
  }
}

/* ============ OFFERINGS STRIP (sotto l'hero) ============ */
.offerings { padding-block: 0; border-block: var(--border); }
.off-row { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap;
  align-items: stretch; }
.off-row li { flex: 1 1 auto; display: flex; align-items: stretch;
  border-inline-start: var(--border); }
.off-row li:first-child { border-inline-start: 0; }
.off-row a { flex: 1; display: flex; align-items: center; gap: 0.6rem;
  padding: 1.1rem clamp(1rem, 2.5vw, 2.2rem); min-block-size: 44px;
  font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.06em;
  color: var(--ink-60); transition: color 0.3s var(--ease), background 0.3s var(--ease); }
.off-row a::before { content: ""; inline-size: 6px; block-size: 6px; flex: none;
  background: var(--bronze); transform: rotate(45deg); transition: transform 0.3s var(--ease); }
.off-row a:hover { color: var(--graphite); background: var(--paper-2); }
.off-row a:hover::before { transform: rotate(45deg) scale(1.35); }
@media (max-width: 680px) {
  .off-row li { flex-basis: 50%; border-block-start: var(--border); }
  .off-row li:nth-child(-n+2) { border-block-start: 0; }
  .off-row li:nth-child(odd) { border-inline-start: 0; }
}
/* le sezioni ancorate non finiscono sotto l'header sticky */
section[id] { scroll-margin-block-start: 84px; }

/* "Scopri progetto" — affordance sulle card progetto */
.project .scopri { display: inline-flex; align-items: center; gap: 0.4rem;
  color: var(--paper); font-size: 0.72rem; letter-spacing: 0.06em;
  opacity: 0; transform: translateY(4px); transition: opacity 0.35s var(--ease), transform 0.35s var(--ease); }
.project:hover .scopri, .project:focus-visible .scopri { opacity: 1; transform: none; }
.project .scopri .arrow { transition: transform 0.3s var(--ease); }
.project:hover .scopri .arrow { transform: translateX(3px); }

/* ============ SERVIZI ============ */
.servizi-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 0; border-block-start: var(--border); }
.servizio { grid-column: span 6; border-block-end: var(--border); border-inline-end: var(--border);
  padding: clamp(1.5rem, 3vw, 2.6rem); display: grid; grid-template-columns: 1fr; gap: 1rem;
  position: relative; transition: background 0.4s var(--ease); }
.servizio:nth-child(2n){ border-inline-end: 0; }
@media (max-width: 720px){ .servizio { grid-column: 1 / -1; border-inline-end: 0; } }
.servizio:hover { background: var(--paper-2); }
/* accento bronzo che compare in alto sull'hover */
.servizio::after { content: ""; position: absolute; inset-block-start: -1px; inset-inline: 0;
  block-size: 2px; background: var(--bronze); transform: scaleX(0); transform-origin: left;
  transition: transform 0.45s var(--ease); }
.servizio:hover::after { transform: scaleX(1); }
.servizio .num { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.08em; color: var(--ink-60); }
.servizio h3 { margin-block-start: 0.2rem; }
.servizio .xsec { block-size: 120px; margin-block: 0.6rem; }
.servizio .xsec svg { block-size: 100%; width: auto; transition: transform 0.5s var(--ease); }
.servizio:hover .xsec svg { transform: translateY(-4px); }
.servizio ul { list-style: none; margin: 0.4rem 0 0; padding: 0; }
.servizio ul li { font-family: var(--font-mono); font-size: 0.76rem; color: var(--ink-60);
  padding-block: 0.35rem; border-block-start: 1px dotted var(--line); display:flex; justify-content:space-between; }

/* ============ PERCHÉ NOI ============ */
.perche { background: var(--anthracite); color: var(--paper); }
.perche h2 { color: var(--paper); }
.perche .lead { color: var(--silver); }
.perche .grid12 { align-items: start; }
.perche .col { grid-column: span 6; }
@media (max-width: 820px){ .perche .col { grid-column: 1 / -1; } }
.equation { font-family: var(--font-display); font-size: var(--step-2); line-height: 1.15; }
.equation .op { color: var(--bronze); }
.claim-list { list-style: none; margin: 2rem 0 0; padding: 0; }
.claim-list li { display: grid; grid-template-columns: auto 1fr; gap: 1rem; padding-block: 1.1rem;
  border-block-start: 1px solid color-mix(in srgb, var(--silver) 24%, transparent); }
.claim-list .k { font-family: var(--font-mono); font-size: 0.72rem; color: var(--bronze); letter-spacing: 0.14em; }
.claim-list p { color: var(--silver); margin: 0; }

/* ============ PROGETTI FEATURED / GALLERY ============ */
.projects { display: grid; grid-template-columns: repeat(12, 1fr); gap: var(--gutter); }
.project { position: relative; overflow: hidden; background: var(--paper-2); }
.project img { inline-size: 100%; aspect-ratio: 4 / 3; object-fit: cover;
  transition: transform 0.8s var(--ease), filter 0.6s var(--ease); filter: saturate(.92); }
.project:hover img { transform: scale(1.04); filter: saturate(1); }
.project .meta { position: absolute; inset-block-end: 0; inset-inline: 0; padding: 1.1rem 1.2rem;
  background: linear-gradient(0deg, color-mix(in srgb, var(--graphite) 82%, transparent), transparent);
  color: var(--paper); display: flex; justify-content: space-between; align-items: end; gap: 1rem; }
.project .meta h3 { color: var(--paper); font-size: var(--step-1); }
.project .meta .cat { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.16em;
  color: var(--silver); text-transform: uppercase; }
/* ritmo asimmetrico */
.project.span7 { grid-column: span 7; } .project.span5 { grid-column: span 5; }
.project.span6 { grid-column: span 6; } .project.span12 { grid-column: span 12; }
.project.span4 { grid-column: span 4; } .project.span8 { grid-column: span 8; }
@media (max-width: 760px){ .project[class*="span"]{ grid-column: 1 / -1; } }

/* filtro categorie */
.filtro { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-block: 2rem 3rem; }
.filtro a { font-family: var(--font-mono); font-size: 0.76rem; letter-spacing: 0.08em;
  padding: 0.5rem 0.9rem; border: var(--border); color: var(--ink-60); transition: 0.25s var(--ease); }
.filtro a:hover { border-color: var(--graphite); color: var(--graphite); }
.filtro a[aria-current="true"] { background: var(--graphite); color: var(--paper); border-color: var(--graphite); }

/* masonry galleria progetti */
.masonry { columns: 3 260px; column-gap: var(--gutter); }
.masonry figure { break-inside: avoid; margin: 0 0 var(--gutter); position: relative; cursor: zoom-in; }
.masonry img { inline-size: 100%; }
.masonry figcaption { position:absolute; inset-block-end:0; inset-inline:0; padding:.8rem 1rem;
  font-family: var(--font-mono); font-size:.7rem; color: var(--paper);
  background: linear-gradient(0deg, rgba(20,22,24,.82), transparent); opacity:0; transition:.3s;
  display:flex; justify-content:space-between; align-items:flex-end; gap:.75rem; }
.masonry figure:hover figcaption { opacity: 1; }
.masonry figcaption .scopri { color: var(--paper); white-space:nowrap; display:inline-flex; gap:.3rem; }
.masonry figcaption .scopri:hover { color: var(--silver); }

/* ============ CHI SIAMO ============ */
.prose { max-inline-size: 64ch; }
.prose p { font-size: var(--step-1); line-height: 1.5; color: var(--anthracite); margin-block: 0 1.4rem; }
.prose p:first-of-type { font-family: var(--font-display); font-size: var(--step-2);
  letter-spacing: -0.02em; line-height: 1.15; color: var(--graphite); }
.prose strong { color: var(--bronze); font-weight: 600; }
.aside-spec { border-inline-start: 2px solid var(--bronze); padding-inline-start: 1.2rem;
  font-family: var(--font-mono); font-size: 0.82rem; color: var(--ink-60); }

/* ============ CONTATTI ============ */
.contact-grid { display: grid; grid-template-columns: repeat(12,1fr); gap: var(--gutter); align-items: start; }
.contact-form { grid-column: 1 / span 7; }
.contact-side { grid-column: 9 / span 4; }
@media (max-width: 900px){ .contact-form, .contact-side { grid-column: 1 / -1; } }
.field { margin-block-end: 1.2rem; }
.field label { display: block; font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--ink-60); margin-block-end: 0.5rem; }
.field input, .field select, .field textarea {
  inline-size: 100%; padding: 0.85rem 0.95rem; border: 1px solid var(--silver); background: var(--paper);
  font: inherit; color: var(--graphite); border-radius: var(--radius); transition: border-color 0.25s; }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--bronze); outline: none; }
.field.err input, .field.err select, .field.err textarea { border-color: #B5482F; }
.field .msg-err { color: #B5482F; font-size: 0.8rem; margin-block-start: 0.4rem; font-family: var(--font-mono); }
.honey { position: absolute; left: -9999px; }
.contact-side .card { border: var(--border); padding: 1.4rem; margin-block-end: 1.2rem; }
.contact-side .card .k { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.14em;
  color: var(--bronze); text-transform: uppercase; }
.contact-side .card a { font-size: var(--step-1); font-family: var(--font-display); }
.map-ph { aspect-ratio: 4/3; border: var(--border); background:
  repeating-linear-gradient(45deg, var(--paper-2), var(--paper-2) 12px, var(--paper) 12px, var(--paper) 24px);
  display: grid; place-items: center; font-family: var(--font-mono); font-size: 0.72rem; color: var(--ink-40); }
.alert { padding: 1rem 1.2rem; border: 1px solid var(--bronze); background: color-mix(in srgb, var(--bronze) 10%, var(--paper));
  font-family: var(--font-mono); font-size: 0.85rem; margin-block-end: 1.5rem; }

/* ============ FOOTER ============ */
.site-footer { background: var(--graphite); color: var(--silver); padding-block: clamp(3rem,6vw,5rem) 2rem; }
.site-footer a:hover { color: var(--paper); }
.footer-top { display: grid; grid-template-columns: repeat(12,1fr); gap: var(--gutter); }
.footer-brand { grid-column: span 5; } .footer-nav { grid-column: span 3; } .footer-contact { grid-column: span 4; }
@media (max-width: 760px){ .footer-brand,.footer-nav,.footer-contact{ grid-column: 1/-1; } }
.site-footer h4 { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--bronze); margin: 0 0 1rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer ul li { padding-block: 0.35rem; }
.site-footer .logo-lg { font-family: var(--font-display); font-size: var(--step-2); color: var(--paper);
  letter-spacing: -0.03em; margin-block-end: 0.5rem; }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
  margin-block-start: 3rem; padding-block-start: 1.5rem;
  border-block-start: 1px solid color-mix(in srgb, var(--silver) 20%, transparent);
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--ink-40); }

/* ============ GRIGLIA PROGETTI (card uniformi) ============ */
.pgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: clamp(1.25rem, 3vw, 2.5rem); }
.pcard { display: block; border: var(--border); background: var(--paper);
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease),
  box-shadow 0.3s var(--ease); }
.pcard:hover { border-color: var(--anthracite); transform: translateY(-3px);
  box-shadow: 0 20px 30px -24px rgba(28,30,33,.4); }
.pcard-img { overflow: hidden; background: var(--paper-2); }
.pcard-img img { inline-size: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block;
  transition: transform 0.7s var(--ease), filter 0.5s var(--ease); filter: saturate(.92); }
.pcard:hover .pcard-img img { transform: scale(1.045); filter: saturate(1); }
.pcard-meta { display: flex; justify-content: space-between; align-items: flex-end; gap: 0.8rem;
  padding: 1rem 1.15rem; border-block-start: var(--border); }
.pcard-meta > div { min-inline-size: 0; flex: 1; }
/* una sola riga per titolo e categoria: tutte le card hanno la stessa identica altezza */
.pcard-meta h3 { font-size: 1.02rem; margin-block-start: 0.25rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pcard-meta .cat { font-size: 0.64rem; color: var(--bronze); letter-spacing: 0.12em;
  text-transform: uppercase; display: block;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pcard-meta .scopri { color: var(--anthracite); font-size: 0.72rem; white-space: nowrap;
  display: inline-flex; align-items: center; gap: 0.35rem; opacity: 0;
  transform: translateX(-4px); transition: opacity 0.3s var(--ease), transform 0.3s var(--ease); }
.pcard:hover .scopri, .pcard:focus-visible .scopri { opacity: 1; transform: none; }
.pcard .scopri .arrow { transition: transform 0.3s var(--ease); }
.pcard:hover .scopri .arrow { transform: translateX(3px); }

/* ============ GALLERIA PROGETTO (stage + miniature) ============ */
.pgallery { max-inline-size: 1100px; }
.pstage { position: relative; border: var(--border); background: var(--paper-2);
  cursor: zoom-in; overflow: hidden; }
.pstage:focus-visible { outline: 2px solid var(--bronze); outline-offset: 3px; }
.pstage figure { margin: 0; }
.pstage img { inline-size: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block;
  transition: opacity 0.25s var(--ease); }
.pstage figcaption { position: absolute; inset-block-end: 0; inset-inline: 0;
  padding: 0.9rem 1.1rem; font-size: 0.72rem; color: var(--paper);
  background: linear-gradient(0deg, rgba(20,22,24,.72), transparent); }
.pcount { position: absolute; inset-block-start: 0.8rem; inset-inline-end: 0.8rem;
  background: color-mix(in srgb, var(--graphite) 78%, transparent); color: var(--paper);
  font-size: 0.7rem; letter-spacing: 0.08em; padding: 0.3rem 0.65rem; border-radius: 3px; }
.pzoom { position: absolute; inset-block-start: 0.8rem; inset-inline-start: 0.8rem;
  inline-size: 34px; block-size: 34px; display: grid; place-items: center;
  background: color-mix(in srgb, var(--graphite) 78%, transparent); color: var(--paper);
  border-radius: 3px; font-size: 1rem; opacity: 0; transition: opacity 0.3s var(--ease); }
.pstage:hover .pzoom { opacity: 1; }
.pthumbs { display: grid; grid-auto-flow: column; grid-auto-columns: 92px; gap: 10px;
  overflow-x: auto; padding-block: 12px 6px; scrollbar-width: thin; }
.pthumb { display: block; border: 1px solid var(--line); opacity: 0.65; border-radius: 2px;
  overflow: hidden; transition: opacity 0.25s var(--ease), border-color 0.25s var(--ease),
  transform 0.25s var(--ease); }
.pthumb img { inline-size: 100%; aspect-ratio: 1; object-fit: cover; display: block; }
.pthumb:hover { opacity: 1; transform: translateY(-2px); }
.pthumb.active { opacity: 1; border-color: var(--bronze); box-shadow: 0 0 0 1px var(--bronze); }
@media (max-width: 560px) { .pthumbs { grid-auto-columns: 72px; } }

/* ============ LIGHTBOX ============ */
.lb { position: fixed; inset: 0; z-index: 200; background: color-mix(in srgb, var(--graphite) 94%, #000);
  display: none; place-items: center; }
.lb.open { display: grid; }
.lb img { max-inline-size: 92vw; max-block-size: 86vh; object-fit: contain; }
.lb .lb-cap { position: absolute; inset-block-end: 4vh; inset-inline: 0; text-align: center;
  font-family: var(--font-mono); font-size: 0.8rem; color: var(--silver); }
.lb button { position: absolute; background: none; border: 1px solid var(--silver); color: var(--paper);
  inline-size: 48px; block-size: 48px; font-size: 1.2rem; }
.lb .lb-close { inset-block-start: 4vh; inset-inline-end: 4vw; }
.lb .lb-prev { inset-inline-start: 3vw; inset-block-start: 50%; }
.lb .lb-next { inset-inline-end: 3vw; inset-block-start: 50%; }

/* utilità */
.text-mono { font-family: var(--font-mono); }
.muted { color: var(--ink-60); }
.mt-0 { margin-block-start: 0; } .mb-0 { margin-block-end: 0; }
.center { text-align: center; }
.cta-band { text-align: center; border-block: var(--border); }
.cta-band h2 { margin-block-end: 1.4rem; }

::view-transition-old(root), ::view-transition-new(root){ animation-duration: .35s; }

/* =====================================================================
   MOBILE — rifinitura completa
   ===================================================================== */
@media (max-width: 720px) {
  :root { --gutter: 1.15rem; }
  /* qualunque layout a 12 colonne (hero, servizi, chi siamo, contatti…) impila */
  .grid12 > * { grid-column: 1 / -1 !important; }
  section { padding-block: clamp(2.4rem, 9vw, 3.6rem); }
  .hero { padding-block: 1.25rem 1.75rem; }
  .hero-meta { margin-block-start: 1.4rem; }
  .section-lead { max-inline-size: 100%; }
  .prose { max-inline-size: 100%; }
  .prose p:first-of-type { font-size: var(--step-1); }
  .aside-spec { border-inline-start: 0; border-block-start: 2px solid var(--bronze);
    padding-inline-start: 0; padding-block-start: 1rem; margin-block-start: 1.5rem; }
  /* servizi: disegno + specifiche sotto al testo */
  .servizio { padding: 1.3rem 1.1rem; }
  /* progetti listing: una colonna */
  .pgrid { grid-template-columns: 1fr; gap: 1rem; }
  .pcard-meta .scopri { opacity: 1; transform: none; } /* niente hover su touch */
  .project .scopri { opacity: 1; transform: none; }
  /* galleria progetto */
  .pgallery { max-inline-size: 100%; }
  .pstage img { aspect-ratio: 4 / 3; }
  .pzoom { opacity: 1; } /* sempre visibile su touch */
  /* footer */
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: .35rem; }
  /* input a 16px: evita lo zoom automatico di iOS al focus */
  .field input, .field select, .field textarea { font-size: 16px; }
}

/* CTA dell'hero a tutta larghezza, impilate, su schermi stretti */
@media (max-width: 560px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { inline-size: 100%; justify-content: center; }
}

@media (max-width: 440px) {
  .brand { font-size: .98rem; }
  .hero h1 { font-size: clamp(2.5rem, 13.5vw, 3.4rem); line-height: 0.98; }
  h2 { font-size: var(--step-2); }
  .perche .equation { font-size: var(--step-1); }
  .cta-band h2 { font-size: var(--step-2); }
  .spec-list li { font-size: 0.74rem; }
}