/* ─── RESET & VARIABLES ──────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --white: #ffffff;
  --off-white: #f8f6f2;
  --light: #eeebe6;
  --grey: #d9d9d9;
  --mid: #b0a99e;
  --dark: #1c1a17;
  --accent: #7d6b53;
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'Inter', system-ui, sans-serif;
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --nav-h: 72px;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--white);
  color: var(--dark);
  font-size: 15px;
  line-height: 1.65;
  overflow-x: hidden;
}

/* ─── NAV ────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 56px;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
nav.scrolled, nav.solid {
  background: rgba(255,255,255,0.97);
  box-shadow: 0 1px 0 var(--light);
}
.nav-logo img {
  height: 34px;
  transition: filter 0.4s var(--ease);
}
nav:not(.scrolled):not(.solid) .nav-logo img {
  filter: brightness(0) invert(1);
}

.nav-right { display: flex; align-items: center; gap: 36px; }
.nav-links { display: flex; gap: 36px; list-style: none; }
.nav-links a {
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  transition: color 0.3s;
  color: rgba(255,255,255,0.85);
}
nav.scrolled .nav-links a,
nav.solid .nav-links a { color: var(--dark); }
.nav-links a:hover,
.nav-links a.active { color: var(--accent) !important; }

.lang-switcher {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  letter-spacing: 0.08em;
}
.lang-sep { color: rgba(255,255,255,0.3); }
nav.scrolled .lang-sep,
nav.solid .lang-sep { color: var(--light); }
.lang-switcher button {
  background: none; border: none; cursor: pointer;
  font-family: var(--sans); font-size: 11px; font-weight: 400;
  color: rgba(255,255,255,0.5);
  padding: 2px 3px;
  transition: color 0.3s;
}
nav.scrolled .lang-switcher button,
nav.solid .lang-switcher button { color: var(--mid); }
.lang-switcher button.active,
.lang-switcher button:hover { color: var(--white) !important; }
nav.scrolled .lang-switcher button.active,
nav.scrolled .lang-switcher button:hover,
nav.solid .lang-switcher button.active,
nav.solid .lang-switcher button:hover { color: var(--dark) !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none; border: none;
  padding: 4px;
}
.hamburger span {
  display: block; width: 22px; height: 1.5px;
  background: var(--white);
  transition: background 0.3s, transform 0.3s, opacity 0.3s;
}
nav.scrolled .hamburger span,
nav.solid .hamburger span { background: var(--dark); }

/* ─── MOBILE MENU ────────────────────────────────── */
.mobile-menu {
  display: none;
  position: fixed; inset: 0;
  background: var(--white);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 36px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-family: var(--serif);
  font-size: 34px; font-weight: 400;
  color: var(--dark); text-decoration: none;
  letter-spacing: 0.01em;
  transition: color 0.3s;
}
.mobile-menu a:hover,
.mobile-menu a.active { color: var(--accent); }
.mobile-close {
  position: absolute; top: 22px; right: 28px;
  background: none; border: none;
  font-size: 30px; cursor: pointer; color: var(--dark);
}
.mobile-langs {
  display: flex; gap: 16px; margin-top: 8px;
}
.mobile-langs button {
  background: none; border: none;
  font-size: 13px; font-family: var(--sans);
  letter-spacing: 0.08em; cursor: pointer;
  color: var(--mid); transition: color 0.3s;
}
.mobile-langs button.active { color: var(--dark); font-weight: 500; }

/* ─── PAGE HEADER (inner pages) ──────────────────── */
.page-header {
  padding-top: calc(var(--nav-h) + 72px);
  padding-bottom: 72px;
  padding-left: 56px;
  padding-right: 56px;
  background: var(--off-white);
  border-bottom: 1px solid var(--light);
}
.page-header .section-label { margin-bottom: 14px; }
.page-header h1 {
  font-family: var(--serif);
  font-size: clamp(44px, 6vw, 72px);
  font-weight: 300;
  line-height: 1.05;
  max-width: 700px;
}
.page-header h1 em { font-style: italic; }
.page-header p {
  margin-top: 20px;
  font-size: 16px; font-weight: 300;
  color: #6b6560; max-width: 520px;
}

/* ─── SECTION UTILITIES ──────────────────────────── */
section { padding: 96px 56px; }

.section-label {
  font-size: 11px; font-weight: 400;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  display: block;
}
h2 {
  font-family: var(--serif);
  font-size: clamp(34px, 4vw, 54px);
  font-weight: 300; line-height: 1.1;
}
h2 em { font-style: italic; }
.divider {
  width: 40px; height: 1px;
  background: var(--accent);
  margin: 26px 0;
}
p { color: #4a4640; font-weight: 300; }
.max-w { max-width: 580px; }

.btn-primary {
  display: inline-flex;
  align-items: center; gap: 12px;
  padding: 15px 36px;
  background: var(--dark); color: var(--white);
  text-decoration: none;
  font-size: 11px; font-weight: 400;
  letter-spacing: 0.14em; text-transform: uppercase;
  transition: background 0.3s;
  border: none; cursor: pointer;
}
.btn-primary:hover { background: var(--accent); }

.btn-outline {
  display: inline-flex;
  align-items: center; gap: 12px;
  padding: 14px 32px;
  border: 1px solid var(--dark); color: var(--dark);
  text-decoration: none;
  font-size: 11px; font-weight: 400;
  letter-spacing: 0.14em; text-transform: uppercase;
  transition: background 0.3s, color 0.3s, border-color 0.3s;
}
.btn-outline:hover {
  background: var(--dark); color: var(--white);
}

/* ─── HERO (home) ────────────────────────────────── */
.hero {
  position: relative;
  height: 100vh; min-height: 600px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  transform: scale(1.06);
  transition: transform 8s var(--ease);
}
.hero.loaded .hero-bg { transform: scale(1); }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.52) 100%);
}
.hero-content {
  position: relative; text-align: center;
  color: var(--white); padding: 0 24px;
  max-width: 780px;
}
.hero-eyebrow {
  font-size: 11px; font-weight: 400;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  margin-bottom: 22px;
  opacity: 0; transform: translateY(18px);
  animation: fadeUp 0.9s var(--ease) 0.4s forwards;
}
.hero-title {
  font-family: var(--serif);
  font-size: clamp(50px, 7.5vw, 92px);
  font-weight: 300; line-height: 1.04;
  margin-bottom: 22px;
  opacity: 0; transform: translateY(18px);
  animation: fadeUp 0.9s var(--ease) 0.6s forwards;
}
.hero-title em { font-style: italic; font-weight: 300; }
.hero-sub {
  font-size: 15px; font-weight: 300;
  color: rgba(255,255,255,0.75);
  max-width: 460px; margin: 0 auto 40px;
  opacity: 0; transform: translateY(18px);
  animation: fadeUp 0.9s var(--ease) 0.8s forwards;
}
.hero-actions {
  display: flex; gap: 16px;
  justify-content: center; flex-wrap: wrap;
  opacity: 0; animation: fadeUp 0.9s var(--ease) 1s forwards;
}
.hero-btn-primary {
  padding: 14px 36px;
  background: var(--white); color: var(--dark);
  text-decoration: none; font-size: 11px;
  font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase;
  transition: background 0.3s, color 0.3s;
}
.hero-btn-primary:hover { background: var(--accent); color: var(--white); }
.hero-btn-outline {
  padding: 14px 36px;
  border: 1px solid rgba(255,255,255,0.65);
  color: var(--white); text-decoration: none;
  font-size: 11px; font-weight: 400;
  letter-spacing: 0.12em; text-transform: uppercase;
  transition: background 0.3s, border-color 0.3s;
}
.hero-btn-outline:hover { background: rgba(255,255,255,0.1); border-color: var(--white); }
.hero-scroll {
  position: absolute; bottom: 36px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column;
  align-items: center; gap: 8px;
  color: rgba(255,255,255,0.45);
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  opacity: 0; animation: fadeUp 0.9s var(--ease) 1.3s forwards;
}
.scroll-line {
  width: 1px; height: 38px;
  background: rgba(255,255,255,0.4);
  animation: scrollPulse 2.2s ease-in-out infinite;
}

/* ─── PROCESS ────────────────────────────────────── */
.process { background: var(--off-white); }
.process-header { text-align: center; margin-bottom: 60px; }
.process-header .divider { margin: 26px auto; }
.process-header p { margin: 0 auto; text-align: center; }
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  max-width: 1200px; margin: 0 auto;
}
.process-step { background: var(--white); padding: 44px 32px; }
.step-number {
  font-family: var(--serif);
  font-size: 60px; font-weight: 300;
  color: var(--light); line-height: 1;
  margin-bottom: 20px;
}
.step-icon {
  width: 38px; height: 38px;
  color: var(--accent); margin-bottom: 18px;
}
.step-title {
  font-family: var(--serif);
  font-size: 21px; font-weight: 400;
  margin-bottom: 10px;
}
.step-desc {
  font-size: 14px; color: var(--mid);
  font-weight: 300; line-height: 1.6;
}

/* ─── POST VENDITA ───────────────────────────────── */
.postvendita-section {
  background: var(--dark);
  padding: 96px 56px;
}
.postvendita-header {
  text-align: center;
  margin-bottom: 64px;
}
.postvendita-header h2 { color: var(--white); }
.postvendita-header .section-label { color: var(--accent); }
.postvendita-header .divider { margin: 26px auto; background: var(--accent); }
.postvendita-header p {
  color: rgba(255,255,255,0.55);
  margin: 0 auto;
  text-align: center;
  max-width: 520px;
}
.postvendita-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  max-width: 1200px;
  margin: 0 auto;
}
.pv-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.07);
  padding: 48px 40px;
  transition: background 0.3s;
}
.pv-card:hover { background: rgba(255,255,255,0.08); }
.pv-icon {
  width: 40px; height: 40px;
  color: var(--accent);
  margin-bottom: 28px;
}
.pv-title {
  font-family: var(--serif);
  font-size: 22px; font-weight: 400;
  color: var(--white);
  margin-bottom: 14px;
}
.pv-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  font-weight: 300;
  line-height: 1.7;
  max-width: none;
}

/* ─── TEASER STRIP (home) ────────────────────────── */
.teaser {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 520px;
}
.teaser-img {
  position: relative; overflow: hidden;
}
.teaser-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}
.teaser-img:hover img { transform: scale(1.04); }
.teaser-content {
  background: var(--off-white);
  padding: 72px 64px;
  display: flex; flex-direction: column;
  justify-content: center;
}
.teaser-content p { margin-bottom: 16px; }
.teaser-content .btn-outline { margin-top: 28px; align-self: flex-start; }

.teaser.reverse .teaser-img { order: 2; }
.teaser.reverse .teaser-content { order: 1; background: var(--white); }

/* ─── CTA BAND ───────────────────────────────────── */
.cta-band {
  background: var(--dark);
  padding: 80px 56px;
  text-align: center;
  color: var(--white);
}
.cta-band h2 {
  color: var(--white);
  margin-bottom: 16px;
}
.cta-band p {
  color: rgba(255,255,255,0.6);
  margin: 0 auto 36px;
  max-width: 480px;
}
.cta-band .btn-outline {
  border-color: rgba(255,255,255,0.5);
  color: var(--white);
}
.cta-band .btn-outline:hover {
  background: var(--white); color: var(--dark); border-color: var(--white);
}

/* ─── ABOUT PAGE ─────────────────────────────────── */
.about-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: start;
  max-width: 1200px; margin: 0 auto;
}
.about-story p { margin-bottom: 18px; }
.about-story-img {
  position: relative; overflow: hidden;
}
.about-story-img img {
  width: 100%; object-fit: cover;
  transition: transform 0.7s var(--ease);
}
.about-story-img:hover img { transform: scale(1.03); }
.about-badge {
  position: absolute; bottom: 32px; right: -8px;
  background: var(--dark); color: var(--white);
  padding: 20px 28px;
  font-family: var(--serif);
}
.about-badge strong {
  display: block; font-size: 40px;
  font-weight: 300; line-height: 1;
}
.about-badge span {
  font-size: 13px; color: var(--mid);
  font-family: var(--sans); font-weight: 300;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  max-width: 1200px; margin: 0 auto;
}
.value-card {
  background: var(--off-white);
  padding: 48px 40px;
}
.value-icon {
  width: 36px; height: 36px;
  color: var(--accent); margin-bottom: 20px;
}
.value-title {
  font-family: var(--serif);
  font-size: 22px; font-weight: 400;
  margin-bottom: 12px;
}
.value-desc { font-size: 14px; color: var(--mid); font-weight: 300; }

.intl-strip {
  background: var(--dark);
  padding: 96px 56px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center;
}
.intl-strip h2 { color: var(--white); }
.intl-strip .divider { background: var(--accent); }
.intl-strip p { color: rgba(255,255,255,0.6); max-width: none; }
.intl-flags {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 40px 56px;
  align-content: start;
}
.intl-flag-item { text-align: center; }
.intl-flag-item strong {
  display: block;
  font-size: 40px;
  line-height: 1;
  margin-bottom: 8px;
}
.intl-flag-item span {
  font-size: 11px; font-weight: 300;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.showroom-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px; max-width: 1200px; margin: 0 auto;
}
.showroom-img { overflow: hidden; aspect-ratio: 4/3; }
.showroom-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.7s var(--ease);
}
.showroom-img:hover img { transform: scale(1.04); }
.showroom-info {
  background: var(--off-white);
  padding: 56px 48px;
  display: flex; flex-direction: column; justify-content: center;
}
.showroom-info p { margin-bottom: 14px; max-width: none; }
.contact-row {
  display: flex; gap: 14px;
  align-items: flex-start; margin-bottom: 18px; font-size: 14px;
}
.contact-row-icon {
  width: 18px; color: var(--accent);
  flex-shrink: 0; margin-top: 2px;
}
.contact-row-text a { color: var(--dark); text-decoration: none; }
.contact-row-text a:hover { color: var(--accent); }

/* ─── PROJECTS PAGE ──────────────────────────────── */
.filter-bar {
  display: flex; gap: 8px; flex-wrap: wrap;
  padding: 32px 56px;
  border-bottom: 1px solid var(--light);
  background: var(--white);
  position: sticky; top: var(--nav-h); z-index: 50;
}
.filter-btn {
  background: none; border: 1px solid var(--light);
  padding: 9px 20px; cursor: pointer;
  font-family: var(--sans); font-size: 11px;
  font-weight: 400; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--mid);
  transition: all 0.3s;
}
.filter-btn.active,
.filter-btn:hover {
  background: var(--dark); color: var(--white);
  border-color: var(--dark);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3px;
  padding: 3px 0;
}
.project-item {
  position: relative; overflow: hidden;
  cursor: pointer; aspect-ratio: 1;
  transition: opacity 0.4s;
}
.project-item.hidden { display: none; }
.project-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.project-item:hover img { transform: scale(1.06); }
.project-overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0);
  transition: background 0.4s;
  display: flex; align-items: flex-end;
  padding: 24px;
}
.project-item:hover .project-overlay { background: rgba(0,0,0,0.45); }
.project-caption {
  color: var(--white);
  transform: translateY(8px); opacity: 0;
  transition: all 0.4s var(--ease);
}
.project-item:hover .project-caption { transform: translateY(0); opacity: 1; }
.project-name {
  font-family: var(--serif);
  font-size: 22px; font-weight: 400;
}
.project-cat {
  font-size: 11px; font-weight: 300;
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.08em;
}

/* ─── LIGHTBOX ───────────────────────────────────── */
.lightbox {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.93);
  z-index: 200;
  align-items: center; justify-content: center;
}
.lightbox.open { display: flex; }
.lightbox img {
  max-width: 90vw; max-height: 88vh;
  object-fit: contain;
}
.lb-close {
  position: absolute; top: 24px; right: 32px;
  background: none; border: none; color: var(--white);
  font-size: 32px; cursor: pointer; opacity: 0.55;
  transition: opacity 0.2s;
}
.lb-close:hover { opacity: 1; }
.lb-prev, .lb-next {
  position: absolute; top: 50%;
  transform: translateY(-50%);
  background: none; border: none; color: var(--white);
  font-size: 44px; cursor: pointer;
  opacity: 0.4; padding: 0 24px;
  transition: opacity 0.2s;
}
.lb-prev { left: 0; }
.lb-next { right: 0; }
.lb-prev:hover, .lb-next:hover { opacity: 1; }
.lb-counter {
  position: absolute; bottom: 28px; left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.45);
  font-size: 12px; letter-spacing: 0.1em;
}

/* ─── CONTACT PAGE ───────────────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  max-width: 100%;
}
.contact-form-col {
  padding: 96px 56px;
}
.contact-map-col { position: relative; min-height: 600px; }
.contact-map-col iframe {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  border: none; filter: grayscale(0.2);
}

.form-group { margin-bottom: 24px; }
.form-label {
  display: block;
  font-size: 11px; font-weight: 400;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--mid); margin-bottom: 8px;
}
.form-input, .form-textarea, .form-select {
  width: 100%;
  border: none;
  border-bottom: 1px solid var(--light);
  padding: 10px 0;
  font-family: var(--sans); font-size: 15px;
  font-weight: 300; color: var(--dark);
  background: transparent;
  outline: none;
  transition: border-color 0.3s;
  appearance: none;
}
.form-input:focus,
.form-textarea:focus,
.form-select:focus { border-bottom-color: var(--accent); }
.form-textarea { resize: vertical; min-height: 100px; }
.form-check {
  display: flex; gap: 12px; align-items: flex-start;
  margin-top: 28px;
}
.form-check input[type="checkbox"] {
  width: 16px; height: 16px;
  flex-shrink: 0; margin-top: 2px;
  accent-color: var(--accent);
}
.form-check-label {
  font-size: 12px; color: var(--mid); font-weight: 300; line-height: 1.5;
}
.form-check-label a { color: var(--dark); }

.contact-info-strip {
  background: var(--off-white);
  padding: 64px 56px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 48px;
  border-top: 1px solid var(--light);
}
.info-card-label {
  font-size: 10px; font-weight: 400;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 14px; display: block;
}
.info-card p, .info-card a {
  font-size: 15px; font-weight: 300; color: var(--dark);
  text-decoration: none; display: block; line-height: 1.7;
}
.info-card a:hover { color: var(--accent); }

/* ─── FOOTER ─────────────────────────────────────── */
footer {
  background: var(--dark);
  color: rgba(255,255,255,0.4);
}
.footer-main {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center; gap: 48px;
  padding: 48px 56px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
footer img { height: 28px; }
.footer-links {
  display: flex; gap: 36px;
  list-style: none; justify-content: center;
}
.footer-links a {
  color: rgba(255,255,255,0.35); text-decoration: none;
  font-size: 12px; letter-spacing: 0.08em;
  transition: color 0.3s;
}
.footer-links a:hover { color: rgba(255,255,255,0.8); }
.footer-social { display: flex; gap: 16px; align-items: center; }
.footer-social a {
  display: flex; align-items: center;
  opacity: 0.45; transition: opacity 0.3s;
  text-decoration: none;
}
.footer-social a:hover { opacity: 0.9; }
.footer-social a img { height: 22px; width: auto; }
.footer-bottom {
  padding: 20px 56px;
  display: flex; justify-content: space-between;
  font-size: 11px; flex-wrap: wrap; gap: 12px;
}

/* ─── ANIMATIONS ─────────────────────────────────── */
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}
@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

.reveal {
  opacity: 0; transform: translateY(36px);
  transition: opacity 0.85s var(--ease), transform 0.85s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

.reveal-left {
  opacity: 0; transform: translateX(-48px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal-left.visible { opacity: 1; transform: translateX(0); }

.reveal-right {
  opacity: 0; transform: translateX(48px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal-right.visible { opacity: 1; transform: translateX(0); }

.reveal-scale {
  opacity: 0; transform: scale(0.94);
  transition: opacity 0.85s var(--ease), transform 0.85s var(--ease);
}
.reveal-scale.visible { opacity: 1; transform: scale(1); }

.d1 { transition-delay: 0.08s; }
.d2 { transition-delay: 0.18s; }
.d3 { transition-delay: 0.28s; }
.d4 { transition-delay: 0.38s; }
.d5 { transition-delay: 0.48s; }

/* ─── WHATSAPP FAB ───────────────────────────────── */
.whatsapp-fab {
  position: fixed;
  bottom: 32px; right: 32px;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  z-index: 90;
  box-shadow: 0 4px 20px rgba(37,211,102,0.35);
  transition: transform 0.3s var(--ease), box-shadow 0.3s;
  text-decoration: none;
}
.whatsapp-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37,211,102,0.45);
}
.whatsapp-fab svg { color: white; }

/* ─── RESPONSIVE ─────────────────────────────────── */
@media (max-width: 1024px) {
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .teaser { grid-template-columns: 1fr; }
  .teaser.reverse .teaser-img { order: 0; }
  .teaser.reverse .teaser-content { order: 0; }
  .teaser-img { aspect-ratio: 16/9; min-height: 320px; }
  .about-story { grid-template-columns: 1fr; gap: 48px; }
  .founder-grid { grid-template-columns: 1fr !important; gap: 40px !important; }
  .postvendita-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .intl-strip { grid-template-columns: 1fr; gap: 48px; }
  .showroom-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-layout { grid-template-columns: 1fr; }
  .contact-map-col { min-height: 360px; position: relative; }
  .contact-info-strip { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-main { grid-template-columns: 1fr; text-align: center; }
  .footer-links { flex-wrap: wrap; }
}
@media (max-width: 768px) {
  nav { padding: 0 24px; }
  section { padding: 64px 24px; }
  .page-header { padding: calc(var(--nav-h) + 48px) 24px 48px; }
  .filter-bar { padding: 20px 24px; }
  .nav-links, .lang-switcher { display: none; }
  .hamburger { display: flex; }
  .values-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr 1fr; }
  .teaser-content { padding: 48px 28px; }
  .contact-form-col { padding: 64px 24px; }
  .contact-info-strip { padding: 48px 24px; }
  .footer-main { padding: 40px 24px; }
  .footer-bottom { padding: 18px 24px; flex-direction: column; align-items: center; text-align: center; }
  .cta-band { padding: 64px 24px; }
  .intl-strip { padding: 64px 24px; }
}
@media (max-width: 480px) {
  .projects-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: center; }
}