/* TEMA s.r.l. - foglio di stile unico del sito.
   Impostazione: intestazione bianca con logo, hero blu notte con "graticola" di
   analizzatore di spettro, contenuti su fondo chiaro a righe sottili, senza foto. */

@font-face { font-family: "Archivo"; src: url("../fonts/archivo-latin-wght-normal.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "Source Sans 3"; src: url("../fonts/source-sans-3-latin-wght-normal.woff2") format("woff2"); font-weight: 200 900; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("../fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2"); font-weight: 500; font-display: swap; }

:root {
  /* colori del logo */
  --cyan: #00CEFF;
  --sky: #0099FF;
  --blue: #0064FF;
  /* neutri con dominante blu */
  --navy: #0A1A33;
  --navy-2: #12305C;
  --ink: #0A1A33;
  --muted: #465877;
  --line: #D6DFEB;
  --bg: #F5F8FC;
  --surface: #FFFFFF;
  --on-navy: #E8F0FB;
  --on-navy-muted: #9DB4D3;

  --font-display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Source Sans 3", "Segoe UI", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, Consolas, monospace;

  --gutter: clamp(1rem, 4vw, 2.5rem);
  --maxw: 72rem;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 6rem; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-underline-offset: 0.18em; }
a:hover { color: var(--navy); }
:focus-visible { outline: 3px solid var(--sky); outline-offset: 3px; border-radius: 2px; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.12; letter-spacing: -0.015em; text-wrap: balance; margin: 0; }
p { margin: 0; }

.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.eyebrow { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }

/* ---------- intestazione ---------- */
.site-header { position: sticky; top: 0; z-index: 10; background: rgba(255,255,255,0.94); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; gap: 1rem 2rem; flex-wrap: wrap; padding-block: 0.7rem; transition: padding 0.25s ease; }
.brand img { height: 3.9rem; width: auto; transition: height 0.25s ease; }
.site-header.scrolled .brand img { height: 2.6rem; }
.brand { display: block; line-height: 0; }
.site-nav { margin-left: auto; display: flex; align-items: center; gap: 0.25rem 1.6rem; flex-wrap: wrap; }
.site-nav a { color: var(--ink); text-decoration: none; font-weight: 600; font-size: 0.98rem; padding-block: 0.3rem; border-bottom: 2px solid transparent; }
.site-nav a:hover { border-bottom-color: var(--sky); color: var(--ink); }
@media (max-width: 720px) {
  .site-nav { margin-left: 0; width: 100%; gap: 0.1rem 1.2rem; }
  .brand img { height: 3.1rem; }
  .site-header.scrolled .brand img { height: 2.3rem; }
}

/* ---------- hero ---------- */
.hero { background: var(--navy); color: var(--on-navy); padding-block: clamp(2.5rem, 7vw, 5rem) clamp(11rem, 27vw, 17rem); position: relative; overflow: hidden; }
.hero-text { position: relative; z-index: 1; }
/* sfondo: schermo di analizzatore di spettro con graticola e traccia */
.screen { position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(157,180,211,0.10) 1px, transparent 1px), linear-gradient(90deg, rgba(157,180,211,0.10) 1px, transparent 1px);
  background-size: 72px 72px; background-position: 0 100%;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 55%); mask-image: linear-gradient(to bottom, transparent 0%, #000 55%); }
.screen .trace { position: absolute; left: 0; right: 0; bottom: 0; width: 100%; height: clamp(9rem, 22vw, 15rem); }
.screen .span-label { position: absolute; right: var(--gutter); bottom: 0.7rem; font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--on-navy-muted); }
.hero .eyebrow { color: var(--cyan); }
.hero h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 750; color: #fff; max-width: 22ch; margin-top: 1rem; }
.hero .lead { font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--on-navy); max-width: 46rem; margin-top: 1.25rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.75rem; }
.btn { display: inline-block; font-family: var(--font-display); font-weight: 650; font-size: 1rem; text-decoration: none; padding: 0.75rem 1.4rem; border-radius: 0.3rem; border: 2px solid transparent; }
.btn-primary { background: var(--cyan); color: var(--navy); }
.btn-primary:hover { background: #fff; color: var(--navy); }
.btn-ghost { border-color: rgba(232,240,251,0.45); color: #fff; }
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); }

/* ---------- sezioni ---------- */
section { padding-block: clamp(3rem, 7vw, 5.5rem); }
.section-head { display: grid; gap: 0.8rem; margin-bottom: clamp(1.75rem, 4vw, 2.75rem); max-width: 46rem; }
.section-head h2 { font-size: clamp(1.7rem, 3.6vw, 2.5rem); font-weight: 720; }
.section-head p { color: var(--muted); }
.alt { background: var(--surface); border-block: 1px solid var(--line); }

/* servizi: righe con sigla a sinistra */
.svc { list-style: none; margin: 0; padding: 0; border-top: 2px solid var(--navy); }
.svc li { display: grid; grid-template-columns: 9.5rem 1fr; gap: 0.5rem 2rem; padding-block: 1.5rem; border-bottom: 1px solid var(--line); }
.svc .tag { font-family: var(--font-mono); font-size: 0.85rem; font-weight: 500; color: var(--blue); letter-spacing: 0.04em; text-transform: uppercase; padding-top: 0.25rem; }
.svc h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.4rem; }
.svc p { color: var(--muted); max-width: 46rem; }
@media (max-width: 640px) { .svc li { grid-template-columns: 1fr; } }

.others { margin-top: clamp(2rem, 5vw, 3rem); }
.others h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.9rem; }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chips li { border: 1px solid var(--line); background: var(--surface); border-radius: 0.3rem; padding: 0.4rem 0.8rem; font-size: 0.98rem; }
.chips li small { color: var(--muted); font-size: 0.85rem; }

/* strumentazione */
.two-col { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 2rem clamp(2rem, 6vw, 5rem); align-items: start; }
@media (max-width: 800px) { .two-col { grid-template-columns: minmax(0, 1fr); } }
.facts { margin: 0; display: grid; }
.facts div { display: grid; grid-template-columns: 10.5rem 1fr; gap: 0.25rem 1.25rem; padding-block: 0.85rem; border-bottom: 1px solid var(--line); }
.facts div:first-child { border-top: 2px solid var(--navy); }
.facts dt { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.05em; text-transform: uppercase; color: var(--muted); padding-top: 0.2rem; }
.facts dd { margin: 0; }
@media (max-width: 520px) { .facts div { grid-template-columns: 1fr; } }
.prose { display: grid; gap: 1rem; max-width: 40rem; }
.prose p { color: var(--ink); }

.mvv { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem 2rem; margin-top: clamp(2rem, 5vw, 3.25rem); }
@media (max-width: 800px) { .mvv { grid-template-columns: minmax(0, 1fr); } }
.mvv h3 { font-size: 1.1rem; font-weight: 700; color: var(--blue); margin-bottom: 0.5rem; }
.mvv p { color: var(--muted); }


/* altre attivita: fascia scura in evidenza */
.dark { background: var(--navy-2); color: var(--on-navy); }
.dark .eyebrow { color: var(--cyan); }
.dark h2 { color: #fff; }
.others { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(2rem, 6vw, 4rem); border-top: 2px solid var(--cyan); }
.others li { font-family: var(--font-display); font-weight: 650; font-size: clamp(1.15rem, 2.2vw, 1.5rem); line-height: 1.25; letter-spacing: -0.01em; color: #fff; padding-block: 1.2rem; border-bottom: 1px solid rgba(157,180,211,0.3); }
@media (max-width: 700px) { .others { grid-template-columns: minmax(0, 1fr); } }

/* galleria lavori */
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr)); gap: 1.5rem 1.25rem; }
.gallery figure { margin: 0; display: grid; gap: 0.6rem; }
.gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 0.25rem; background: var(--line); }
.gallery figcaption { font-size: 0.95rem; color: var(--muted); }

/* clienti */
.clients { display: grid; gap: 0; border-top: 2px solid var(--navy); }
.clients div { display: grid; grid-template-columns: 14rem 1fr; gap: 0.4rem 2rem; padding-block: 1.1rem; border-bottom: 1px solid var(--line); }
.clients dt { font-weight: 700; font-family: var(--font-display); }
.clients dd { margin: 0; color: var(--muted); }
@media (max-width: 640px) { .clients div { grid-template-columns: 1fr; } }

/* contatti */
.contact { background: var(--navy); color: var(--on-navy); }
.contact .eyebrow { color: var(--cyan); }
.contact h2 { color: #fff; font-size: clamp(1.7rem, 3.6vw, 2.5rem); font-weight: 720; margin-top: 0.8rem; }
.contact a { color: #fff; }
.contact a:hover { color: var(--cyan); }
.contact .facts div { border-color: rgba(157,180,211,0.28); }
.contact .facts div:first-child { border-top-color: var(--cyan); }
.contact .facts dt { color: var(--on-navy-muted); }
.contact p.note { color: var(--on-navy-muted); margin-top: 1rem; max-width: 30rem; }
.contact .facts dd { overflow-wrap: anywhere; }

/* piè di pagina */
.site-footer { background: #06111F; color: var(--on-navy-muted); padding-block: 2.25rem; font-size: 0.92rem; }
.site-footer .wrap { display: grid; gap: 0.9rem; }
.foot-brand { display: flex; align-items: center; gap: 0.75rem; color: #fff; font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; }
.foot-brand img { height: 2rem; width: auto; }
.legal { font-family: var(--font-mono); font-size: 0.78rem; line-height: 1.7; }
.legal span { white-space: nowrap; }
.legal span + span::before { content: "·"; margin-inline: 0.6rem; color: rgba(157,180,211,0.55); }
@media (max-width: 640px) { .legal span { display: block; white-space: normal; } .legal span + span::before { content: none; } }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .brand img, .site-header .wrap { transition: none; } }
@media (max-width: 600px) { .screen .span-label { display: none; } }

/* galleria: miniature cliccabili */
.glink { display: block; position: relative; cursor: zoom-in; border-radius: 0.25rem; overflow: hidden; line-height: 0; }
.glink img { transition: transform 0.35s ease; }
.glink:hover img, .glink:focus-visible img { transform: scale(1.04); }
.zoom { position: absolute; right: 0.6rem; bottom: 0.6rem; width: 2.1rem; height: 2.1rem; display: grid; place-items: center; border-radius: 999px; background: rgba(10,26,51,0.78); color: #fff; opacity: 0; transition: opacity 0.2s ease; }
.glink:hover .zoom, .glink:focus-visible .zoom { opacity: 1; }
@media (hover: none) { .zoom { opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .glink img { transition: none; } }

/* ingrandimento a schermo intero */
body.lb-open { overflow: hidden; }
.lb { position: fixed; inset: 0; z-index: 100; background: #06111F; display: grid;
  grid-template-columns: 4.25rem minmax(0, 1fr) 4.25rem; grid-template-rows: auto minmax(0, 1fr) auto;
  grid-template-areas: "close close close" "prev fig next" ". count .";
  align-items: center; justify-items: center; padding: max(0.75rem, env(safe-area-inset-top)) 0.75rem max(0.75rem, env(safe-area-inset-bottom)); }
.lb[hidden] { display: none; }
.lb-btn { width: 2.9rem; height: 2.9rem; display: grid; place-items: center; border-radius: 0.35rem; border: 1px solid rgba(232,240,251,0.35); background: rgba(255,255,255,0.06); color: #fff; cursor: pointer; }
.lb-btn:hover { background: var(--cyan); border-color: var(--cyan); color: var(--navy); }
.lb-close { grid-area: close; justify-self: end; }
.lb-prev { grid-area: prev; }
.lb-next { grid-area: next; }
.lb-fig { grid-area: fig; margin: 0; min-width: 0; max-width: 100%; display: grid; gap: 0.75rem; justify-items: center; }
.lb-fig img { max-width: 100%; max-height: calc(100vh - 11rem); max-height: calc(100dvh - 11rem); width: auto; height: auto; object-fit: contain; border-radius: 0.2rem; background: #0d2340; }
.lb-fig figcaption { color: var(--on-navy); text-align: center; font-size: 1.05rem; }
.lb-count { grid-area: count; margin: 0.6rem 0 0; font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.08em; color: var(--on-navy-muted); }
@media (max-width: 640px) {
  .lb { grid-template-columns: 1fr auto 1fr; grid-template-areas: "close close close" "fig fig fig" "prev count next"; row-gap: 0.75rem; }
  .lb-prev { justify-self: start; } .lb-next { justify-self: end; } .lb-count { margin: 0; }
  .lb-fig img { max-height: calc(100vh - 12rem); max-height: calc(100dvh - 12rem); }
}

/* piè di pagina: link legali */
.foot-links { display: flex; gap: 1.5rem; margin: 0; }
.site-footer a { color: #C9D8EE; }
.site-footer a:hover { color: var(--cyan); }

/* pagine Privacy e Cookie */
.lp-head { background: var(--navy); color: var(--on-navy); padding-block: clamp(2.25rem, 6vw, 4rem); }
.lp-head .eyebrow { color: var(--cyan); }
.lp-head h1 { color: #fff; font-size: clamp(2rem, 5vw, 3rem); font-weight: 750; margin-top: 0.8rem; }
.lp-head .lead { margin-top: 1rem; max-width: 42rem; color: var(--on-navy); font-size: 1.1rem; }
.lp-body { padding-block: clamp(2rem, 5vw, 3.5rem); display: grid; gap: 0; }
.lp-block { max-width: 46rem; padding-block: 1.6rem; border-bottom: 1px solid var(--line); display: grid; gap: 0.8rem; }
.lp-block h2 { font-size: 1.3rem; font-weight: 700; }
.lp-block ul { margin: 0; padding-left: 1.2rem; display: grid; gap: 0.5rem; }
.lp-block p, .lp-block li { color: var(--ink); }