@font-face {
  font-family: 'Gaveto';
  src: url('gaveto.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
/* ─── VARIABLES ─── */
:root {
  --bg:       #0e0d0b;
  --surface:  #16150f;
  --bone:     #e8e0d0;
  --cream:    #f4ede0;
  --gold:     #c9a96e;
  --gold-dim: #7a5f35;
  --text:     #d4cab8;
  --muted:    #7a7060;
  --nav-h:    68px;
  --max-w:    1200px;
  --radius:   2px;
}

/* ─── RESET ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Jost', sans-serif;
  font-weight: 300;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ─── TYPOGRAPHY ─── */
h1, h2, h3, h4 {
  font-family: 'Gaveto', serif;
  font-weight: 300;
  letter-spacing: 0.02em;
  line-height: 1.15;
  color: var(--cream);
}
h1 { font-size: clamp(3rem, 8vw, 6.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h4 { font-size: 1.2rem; }
p  { font-size: clamp(0.9rem, 1.5vw, 1rem); color: var(--text); }

/* ─── UTILITY ─── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 2rem; }
.section    { padding: 7rem 0; }
.gold       { color: var(--gold); }
.italic     { font-style: italic; }
.tag {
  display: inline-block;
  font-family: 'Jost', sans-serif;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--gold-dim);
  padding: 0.25rem 0.75rem;
  margin-bottom: 1.25rem;
}
.divider {
  width: 48px; height: 1px;
  background: var(--gold);
  margin: 1.5rem 0;
}
.btn {
  display: inline-block;
  font-family: 'Jost', sans-serif;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 0.85rem 2.2rem;
  border: 1px solid var(--gold);
  color: var(--gold);
  transition: background 0.3s, color 0.3s;
  cursor: pointer;
  background: transparent;
}
.btn:hover { background: var(--gold); color: var(--bg); }
.btn-solid  { background: var(--gold); color: var(--bg); }
.btn-solid:hover { background: transparent; color: var(--gold); }

/* ─── NAV ─── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: background 0.4s, backdrop-filter 0.4s, box-shadow 0.4s;
}
#nav.scrolled {
  background: rgba(14, 13, 11, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(201,169,110,0.12);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.nav-logo {
  font-family: 'Gaveto', serif;
  font-size: 1.35rem;
  font-weight: 300;
  letter-spacing: 0.12em;
  color: var(--cream);
  text-transform: uppercase;
}
.nav-logo span { color: var(--gold); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.nav-links a {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text);
  padding: 0.4rem 1rem;
  border: 1px solid transparent;
  transition: color 0.3s, border-color 0.3s;
}
.nav-links a:hover { color: var(--gold); }
.nav-links a.nav-cta {
  border-color: var(--gold-dim);
  color: var(--gold);
}
.nav-links a.nav-cta:hover {
  background: var(--gold);
  color: var(--bg);
}
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav-burger span {
  display: block;
  width: 24px; height: 1px;
  background: var(--cream);
  transition: transform 0.3s, opacity 0.3s;
}
.nav-burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ─── HERO ─── */
#hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-content {
  position: relative;
  padding-bottom: 6rem;
}
.hero-eyebrow {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}
.hero-title { margin-bottom: 1.5rem; }
.hero-title em {
  font-style: italic;
  color: var(--gold);
}
.hero-sub {
  max-width: 480px;
  font-size: 1rem;
  color: var(--text);
  margin-bottom: 2.5rem;
  line-height: 1.8;
}
.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-scroll {
  position: absolute;
  bottom: 2.5rem; right: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}
.hero-scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%,100% { opacity: 0.3; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ─── INTRO STRIP ─── */
#intro-strip {
  background: var(--surface);
  border-top: 1px solid rgba(201,169,110,0.12);
  border-bottom: 1px solid rgba(201,169,110,0.12);
  padding: 3rem 0;
}
.intro-strip-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}
.intro-strip-item {
  padding: 2rem 2.5rem;
  border-right: 1px solid rgba(201,169,110,0.1);
}
.intro-strip-item:last-child { border-right: none; }
.intro-strip-num {
  font-family: 'Gaveto', serif;
  font-size: 3rem;
  color: var(--gold-dim);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.intro-strip-item h4 { font-size: 1rem; color: var(--cream); margin-bottom: 0.5rem; }
.intro-strip-item p { font-size: 0.85rem; color: var(--muted); }

/* ─── ABOUT SECTION ─── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}
.about-img-wrap {
  position: relative;
}
.about-img-wrap::before {
  content: '';
  position: absolute;
  top: -1.5rem; left: -1.5rem;
  right: 1.5rem; bottom: 1.5rem;
  border: 1px solid var(--gold-dim);
  pointer-events: none;
}
.about-img-wrap img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.about-text p + p { margin-top: 1.25rem; }
.about-text .btn { margin-top: 2.5rem; }

/* ─── TECHNIQUE SECTION ─── */
#tecniche { background: var(--surface); }
.tech-header { text-align: center; margin-bottom: 5rem; }
.tech-header .divider { margin: 1.5rem auto; }
.tech-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: rgba(201,169,110,0.08);
}
.tech-card {
  background: var(--surface);
  padding: 4rem 3.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
  transition: background 0.3s;
}
.tech-card:hover { background: rgba(255,255,255,0.02); }
.tech-card-text .tag { margin-bottom: 1rem; }
.tech-card-text h3 { margin-bottom: 1rem; }
.tech-card-text p { font-size: 0.9rem; color: var(--muted); line-height: 1.85; }
.tech-card-text p + p { margin-top: 1rem; }
.tech-card-img img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  filter: sepia(0.3) brightness(0.85);
  transition: filter 0.4s;
}
.tech-card:hover .tech-card-img img { filter: sepia(0.1) brightness(0.95); }
.tech-diagram {
  margin-top: 1.5rem;
  font-size: 0.8rem;
  color: var(--gold-dim);
  border-left: 2px solid var(--gold-dim);
  padding-left: 1rem;
  font-style: italic;
}

/* ─── GALLERY STRIP ─── */
#gallery-strip { padding: 5rem 0 0; }
.gallery-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 3rem;
}
.gallery-grid {
  display: grid;
  grid-template-columns: 2fr 1.5fr 1fr;
  grid-template-rows: auto auto;
  gap: 4px;
}
.gallery-grid .g-item { overflow: hidden; }
.gallery-grid .g-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: sepia(0.25) brightness(0.8);
  transition: transform 0.6s ease, filter 0.4s;
}
.gallery-grid .g-item:hover img { transform: scale(1.04); filter: sepia(0.1) brightness(0.9); }
.gallery-grid .g-item:nth-child(1) { grid-row: span 2; aspect-ratio: unset; min-height: 520px; }
.gallery-grid .g-item:nth-child(2),
.gallery-grid .g-item:nth-child(3) { aspect-ratio: 4/3; }
.gallery-grid .g-item:nth-child(4),
.gallery-grid .g-item:nth-child(5) { aspect-ratio: 4/3; }
.gallery-all-link {
  display: block;
  text-align: center;
  padding: 2rem;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  border-top: 1px solid rgba(201,169,110,0.12);
  margin-top: 4px;
  transition: background 0.3s;
}
.gallery-all-link:hover { background: rgba(201,169,110,0.06); }

/* ─── CONTACT TEASER ─── */
#contact-teaser {
  text-align: center;
  padding: 8rem 0;
  position: relative;
  overflow: hidden;
}
#contact-teaser::before {
  content: 'LUCE';
  position: absolute;
  font-family: 'Gaveto', serif;
  font-size: 22vw;
  color: rgba(201,169,110,0.04);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  white-space: nowrap;
}
#contact-teaser .tag { margin-bottom: 1.5rem; }
#contact-teaser h2 { margin-bottom: 1rem; }
#contact-teaser p { max-width: 460px; margin: 0 auto 2.5rem; }
#contact-teaser .btn { min-width: 180px; }

/* ─── FOOTER ─── */
footer {
  background: var(--surface);
  border-top: 1px solid rgba(201,169,110,0.1);
  padding: 3rem 0 2rem;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}
.footer-logo {
  font-family: 'Gaveto', serif;
  font-size: 1.6rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--cream);
}
.footer-logo span { color: var(--gold); }
.footer-links {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-links a {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.3rem 1rem;
  border-right: 1px solid rgba(201,169,110,0.15);
  transition: color 0.3s;
}
.footer-links a:last-child { border-right: none; }
.footer-links a:hover { color: var(--gold); }
.footer-copy {
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.06em;
}

/* ─── PAGES SHARED ─── */
.page-hero {
  padding-top: calc(var(--nav-h) + 6rem);
  padding-bottom: 4rem;
  text-align: center;
  position: relative;
}
.page-hero::after {
  content: '';
  display: block;
  width: 60px; height: 1px;
  background: var(--gold);
  margin: 2rem auto 0;
}
.page-hero p {
  max-width: 600px;
  margin: 1.5rem auto 0;
  color: var(--muted);
}

/* ─── LAB PAGE ─── */
.lab-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1px;
  background: rgba(201,169,110,0.08);
}
.lab-card {
  background: var(--surface);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.lab-card img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
  filter: sepia(0.3) brightness(0.8);
  transition: filter 0.4s;
  margin-bottom: 0.5rem;
}
.lab-card:hover img { filter: sepia(0.1) brightness(0.95); }
.lab-card h3 { font-size: 1.5rem; }
.lab-card p { font-size: 0.88rem; color: var(--muted); }
.lab-card .tag { margin-bottom: 0; }
.lab-step {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  margin-top: 1rem;
}
.lab-step-num {
  font-family: 'Gaveto', serif;
  font-size: 2rem;
  color: var(--gold-dim);
  line-height: 1;
  flex-shrink: 0;
  width: 2.5rem;
}
.lab-step-body h4 { color: var(--cream); margin-bottom: 0.3rem; }
.lab-step-body p { font-size: 0.85rem; color: var(--muted); }

/* ─── FOTO PAGE ─── */
.foto-masonry {
  columns: 3;
  column-gap: 4px;
}
.foto-masonry .f-item {
  break-inside: avoid;
  margin-bottom: 4px;
  overflow: hidden;
  position: relative;
}
.foto-masonry .f-item img {
  width: 100%;
  display: block;
  filter: sepia(0.2) brightness(0.85);
  transition: filter 0.4s, transform 0.6s ease;
}
.foto-masonry .f-item:hover img {
  filter: sepia(0) brightness(1);
  transform: scale(1.03);
}
.foto-masonry .f-item figcaption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 0.75rem 1rem;
  background: linear-gradient(transparent, rgba(14,13,11,0.85));
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--cream);
  opacity: 0;
  transition: opacity 0.3s;
}
.foto-masonry .f-item:hover figcaption { opacity: 1; }
.foto-filter-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(201,169,110,0.1);
}
.filter-btn {
  font-family: 'Jost', sans-serif;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.4rem 1rem;
  border: 1px solid rgba(201,169,110,0.2);
  color: var(--muted);
  background: none;
  cursor: pointer;
  transition: all 0.3s;
}
.filter-btn:hover,
.filter-btn.active { border-color: var(--gold); color: var(--gold); }

/* ─── CONTACT PAGE ─── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 6rem;
  align-items: start;
}
.contact-info h3 { margin-bottom: 1rem; }
.contact-info p { color: var(--muted); font-size: 0.9rem; }
.contact-info .divider { margin: 1.5rem 0; }
.contact-detail {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.contact-detail-item { font-size: 0.85rem; }
.contact-detail-item strong { display: block; color: var(--gold); font-weight: 500; font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 0.2rem; }
.contact-form { display: flex; flex-direction: column; gap: 1.5rem; }
.form-group { display: flex; flex-direction: column; gap: 0.5rem; }
.form-group label { font-size: 0.7rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--gold); }
.form-group input,
.form-group textarea,
.form-group select {
  background: var(--surface);
  border: 1px solid rgba(201,169,110,0.2);
  color: var(--cream);
  padding: 0.9rem 1rem;
  font-family: 'Jost', sans-serif;
  font-size: 0.9rem;
  font-weight: 300;
  outline: none;
  transition: border-color 0.3s;
  border-radius: 0;
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--gold); }
.form-group textarea { resize: vertical; min-height: 160px; }
.form-group select option { background: var(--surface); }

/* ─── INFO PAGE ─── */
.info-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 5rem;
  align-items: start;
}
.info-sidebar {
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
}
.info-sidebar-menu { display: flex; flex-direction: column; gap: 0; }
.info-sidebar-menu a {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(201,169,110,0.08);
  transition: color 0.3s, padding-left 0.3s;
}
.info-sidebar-menu a:hover,
.info-sidebar-menu a.active { color: var(--gold); padding-left: 0.75rem; }
.info-content-section {
  margin-bottom: 5rem;
}
.info-content-section h3 { margin-bottom: 1.5rem; }
.info-content-section p { color: var(--muted); line-height: 1.9; }
.info-content-section p + p { margin-top: 1.1rem; }
.info-content-section img {
  width: 100%;
  margin: 2.5rem 0;
  filter: sepia(0.25) brightness(0.85);
}
.info-pull-quote {
  border-left: 2px solid var(--gold);
  padding: 1.5rem 2rem;
  margin: 2.5rem 0;
  background: var(--surface);
}
.info-pull-quote p {
  font-family: 'Gaveto', serif;
  font-size: 1.3rem;
  font-style: italic;
  color: var(--cream) !important;
  line-height: 1.6;
}

/* ─── ANIMATIONS ─── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  .nav-links { display: none; flex-direction: column; position: fixed; top: var(--nav-h); left: 0; right: 0; background: rgba(14,13,11,0.97); padding: 2rem; gap: 1rem; }
  .nav-links.open { display: flex; }
  .nav-burger { display: flex; }
  .about-grid,
  .tech-card,
  .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
  .tech-grid { grid-template-columns: 1fr; }
  .tech-card { grid-template-columns: 1fr; }
  .intro-strip-grid { grid-template-columns: 1fr; }
  .intro-strip-item { border-right: none; border-bottom: 1px solid rgba(201,169,110,0.1); }
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid .g-item:nth-child(1) { grid-column: span 2; min-height: 300px; }
  .foto-masonry { columns: 2; }
  .info-grid { grid-template-columns: 1fr; }
  .info-sidebar { position: relative; top: 0; }
}
@media (max-width: 600px) {
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-grid .g-item:nth-child(1) { grid-column: span 1; }
  .foto-masonry { columns: 1; }
  .hero-ctas { flex-direction: column; }
  .gallery-header { flex-direction: column; align-items: flex-start; gap: 1rem; }
}

    .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.9);
            z-index: 1000;
            justify-content: center;
            align-items: center;
        }

        .modal.active {
            display: flex;
        }

        .modal-content {
            max-width: 90%;
            max-height: 90%;
            object-fit: contain;
            animation: zoomIn 0.3s;
        }

        @keyframes zoomIn {
            from {
                transform: scale(0.5);
                opacity: 0;
            }
            to {
                transform: scale(1);
                opacity: 1;
            }
        }

        .close {
            position: absolute;
            top: 20px;
            right: 40px;
            color: white;
            font-size: 40px;
            font-weight: bold;
            cursor: pointer;
            z-index: 1001;
        }

        .close:hover {
            color: #bbb;
        }