/* ============================================================
   DURATEK — style.css
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Lato:wght@300;400;700&family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&display=swap');

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --color-cream:  #F7F4EF;
  --color-dark:   #1C1C1C;
  --color-sand:   #C4A882;
  --color-greige: #9E9082;
  --color-mid:    #EDE8DF;
  --color-white:  #FFFFFF;

  --font-display: 'Playfair Display', serif;
  --font-body:    'Lato', sans-serif;
  --font-accent:  'Cormorant Garamond', serif;

  --transition-slow: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-mid:  0.3s ease;
  --transition-fast: 0.15s ease;

  --max-width:       1280px;
  --section-padding: 120px 0;
  --nav-height:      70px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-weight: 300;
  background-color: var(--color-cream);
  color: var(--color-dark);
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── Custom scrollbar ────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-cream); }
::-webkit-scrollbar-thumb { background: var(--color-sand); border-radius: 0; }

/* ── Text selection ──────────────────────────────────────────── */
::selection {
  background: var(--color-sand);
  color: var(--color-dark);
}

/* ── Focus visible ───────────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--color-sand);
  outline-offset: 3px;
}

/* ── Typography base ─────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.8rem, 6vw, 5.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h4 { font-size: clamp(1.1rem, 1.8vw, 1.4rem); }

p {
  font-size: clamp(0.95rem, 1.2vw, 1.05rem);
  color: #3a3a3a;
}

a {
  color: inherit;
  text-decoration: none;
}

img { display: block; max-width: 100%; }

ul { list-style: none; }

/* ── Utility ─────────────────────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 40px;
}

.section-label {
  font-family: var(--font-accent);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-sand);
  display: block;
  margin-bottom: 24px;
}

.text-sand   { color: var(--color-sand); }
.text-greige { color: var(--color-greige); }
.bg-dark     { background-color: var(--color-dark); color: var(--color-cream); }
.bg-cream    { background-color: var(--color-cream); }
.bg-mid      { background-color: var(--color-mid); }

.divider {
  width: 60px;
  height: 1px;
  background: var(--color-sand);
  margin: 32px 0;
}

/* ── Reveal animation ────────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}


/* ── CTA link style ──────────────────────────────────────────── */
.cta-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-accent);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-dark);
  position: relative;
  transition: color var(--transition-mid);
}

.cta-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-sand);
  transition: width var(--transition-mid);
}

.cta-link:hover { color: var(--color-sand); }
.cta-link:hover::after { width: 100%; }

.cta-link.light { color: var(--color-cream); }
.cta-link.light::after { background: var(--color-sand); }
.cta-link.light:hover { color: var(--color-sand); }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 40px;
  background: var(--color-sand);
  color: var(--color-dark);
  font-family: var(--font-accent);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background var(--transition-mid), transform var(--transition-fast);
}

.btn-primary:hover {
  background: #b89660;
  transform: translateY(-2px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 40px;
  border: 1px solid rgba(247,244,239,0.5);
  color: var(--color-cream);
  font-family: var(--font-accent);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: border-color var(--transition-mid), color var(--transition-mid);
}

.btn-outline:hover {
  border-color: var(--color-sand);
  color: var(--color-sand);
}

/* ══════════════════════════════════════════════════════════════
   NAVBAR
══════════════════════════════════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: background var(--transition-mid), box-shadow var(--transition-mid);
}

.navbar.scrolled {
  background: rgba(247, 244, 239, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(28,28,28,0.08);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0;
  text-decoration: none;
}

.logo-dk-img {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.logo-wordmark {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 1.7rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  color: var(--color-cream);
  line-height: 1;
  margin-left: 7px;
  margin-top: 6px;
  transition: color var(--transition-mid);
}

.navbar.scrolled .logo-dk-img { opacity: 0.85; }
.navbar.scrolled .logo-wordmark { color: var(--color-dark); }

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a,
.nav-links .nav-dropdown-toggle {
  font-family: var(--font-accent);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(247,244,239,0.85);
  position: relative;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: color var(--transition-mid);
  display: flex;
  align-items: center;
  gap: 5px;
}

.navbar.scrolled .nav-links a,
.navbar.scrolled .nav-links .nav-dropdown-toggle {
  color: var(--color-greige);
}

.nav-links a::after,
.nav-links .nav-dropdown-toggle::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-sand);
  transition: width var(--transition-mid);
}

.nav-links a:hover,
.nav-links .nav-dropdown-toggle:hover {
  color: var(--color-sand);
}

.nav-links a:hover::after,
.nav-links .nav-dropdown-toggle:hover::after {
  width: 100%;
}

.nav-links a.active,
.nav-links .nav-dropdown-toggle.active {
  color: var(--color-sand);
}

.nav-links a.active::after,
.nav-links .nav-dropdown-toggle.active::after {
  width: 100%;
  background: var(--color-sand);
}

.navbar.scrolled .nav-links a.active {
  color: var(--color-sand);
}

/* Dropdown */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle .dropdown-arrow {
  font-size: 0.65rem;
  transition: transform var(--transition-mid);
}

.nav-dropdown.open .dropdown-arrow {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 20px);
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  min-width: 240px;
  background: var(--color-cream);
  border-top: 2px solid var(--color-sand);
  padding: 16px 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-mid), transform var(--transition-mid);
  box-shadow: 0 8px 32px rgba(28,28,28,0.12);
}

.nav-dropdown-menu.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown-menu a {
  display: block;
  padding: 10px 24px;
  font-family: var(--font-accent);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-greige) !important;
  transition: color var(--transition-mid), padding-left var(--transition-mid);
}

.nav-dropdown-menu a::after { display: none; }

.nav-dropdown-menu a:hover {
  color: var(--color-sand) !important;
  padding-left: 32px;
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.nav-hamburger span {
  display: block;
  width: 26px;
  height: 1px;
  background: var(--color-cream);
  transition: transform var(--transition-mid), opacity var(--transition-mid);
}

.navbar.scrolled .nav-hamburger span {
  background: var(--color-dark);
}

.nav-hamburger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Mobile overlay */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-dark);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
  overflow-y: auto;
  padding: 60px 20px;
}

.nav-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.nav-overlay a {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 2.5rem);
  color: var(--color-cream);
  letter-spacing: -0.01em;
  transition: color var(--transition-mid);
}

.nav-overlay a:hover { color: var(--color-sand); }
.nav-overlay a.active { color: var(--color-sand); border-left: 2px solid var(--color-sand); padding-left: 12px; }
.nav-overlay-toggle.active { color: var(--color-sand); border-left: 2px solid var(--color-sand); padding-left: 12px; }

.nav-overlay-toggle {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 2.5rem);
  color: var(--color-cream);
  letter-spacing: -0.01em;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: color var(--transition-mid);
}

.nav-overlay-toggle:hover { color: var(--color-sand); }

.overlay-arrow {
  font-size: 1.2rem;
  transition: transform var(--transition-mid);
  display: inline-block;
}

.nav-overlay-toggle.open .overlay-arrow { transform: rotate(180deg); }

.nav-overlay-sub {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 8px 0 16px;
}

.nav-overlay-sub.open {
  display: flex;
}

.nav-overlay-sub a {
  font-family: var(--font-accent);
  font-size: 1.2rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-greige);
  padding: 12px 24px;
  display: block;
  min-height: 44px;
  display: flex;
  align-items: center;
  transition: color var(--transition-mid);
}

.nav-overlay-sub a:hover { color: var(--color-sand); }

/* ══════════════════════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════════════════════ */
.footer {
  background: var(--color-dark);
  color: var(--color-cream);
  padding: 80px 0 40px;
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-sand);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-logo .logo-dk-img   { height: 32px; }
.footer-logo .logo-wordmark { color: var(--color-cream); }

.footer-payoff {
  font-family: var(--font-accent);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--color-greige);
  margin-top: 16px;
  line-height: 1.5;
}

.footer-col h4 {
  font-family: var(--font-accent);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-sand);
  margin-bottom: 24px;
}

.footer-col ul { display: flex; flex-direction: column; gap: 12px; }

.footer-col ul a {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--color-greige);
  transition: color var(--transition-mid);
}

.footer-col ul a:hover { color: var(--color-cream); }

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-contact-list li a {
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--color-greige);
  transition: color var(--transition-mid);
}

.footer-contact-list li a:hover { color: var(--color-cream); }

.footer-bottom {
  border-top: 1px solid rgba(158,144,130,0.2);
  padding-top: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copyright {
  font-family: var(--font-accent);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: rgba(158,144,130,0.6);
  text-transform: uppercase;
}

/* ══════════════════════════════════════════════════════════════
   HERO — Homepage
══════════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #2a2520 0%, #1a1714 40%, #0f0e0c 100%);
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.6;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(28,28,28,0.3) 0%, rgba(28,28,28,0.65) 100%);
  z-index: 2;
}

.hero-accent {
  position: absolute;
  bottom: 60px;
  right: 60px;
  font-family: var(--font-display);
  font-size: clamp(120px, 18vw, 220px);
  font-weight: 700;
  color: rgba(247,244,239,0.04);
  line-height: 1;
  z-index: 3;
  user-select: none;
  letter-spacing: -0.04em;
}

.hero-parallax-img {
  position: absolute;
  inset: -20%;
  background: linear-gradient(135deg, #3d3530 0%, #1a1714 50%, #2a1f18 100%);
  z-index: 1;
  will-change: transform;
}

.hero-content {
  position: relative;
  z-index: 4;
  padding: 0 0 100px;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  padding-left: 40px;
  padding-right: 40px;
}

.hero-label {
  font-family: var(--font-accent);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-sand);
  display: block;
  margin-bottom: 24px;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s var(--transition-slow) 0.2s forwards;
}

.hero-title {
  color: var(--color-cream);
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s var(--transition-slow) 0.4s forwards;
  max-width: 720px;
}

.hero-title em {
  font-style: italic;
  color: var(--color-sand);
}

.hero-sub {
  max-width: 560px;
  color: rgba(237,232,223,0.75);
  font-size: 1.05rem;
  font-weight: 300;
  margin-top: 28px;
  line-height: 1.8;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s var(--transition-slow) 0.6s forwards;
}

.hero-cta {
  margin-top: 48px;
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s var(--transition-slow) 0.8s forwards;
}

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ── Hero video — Homepage ───────────────────────────────────── */
.hero-video-section {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 500px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
}

.hero-video-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 1;
}

.hero-logo-wrap {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.hero-logo {
  display: flex;
  align-items: center;
  gap: 0;
}

.hero-logo-img {
  height: 180px;
  width: auto;
  object-fit: contain;
  opacity: 0;
}

.duratek-hero {
  width: 340px;
  height: auto;
  object-fit: contain;
  margin-left: -40px;
  opacity: 0;
  transform: translateX(24px);
}

.duratek-sub {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 400;
  font-style: italic;
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  color: var(--color-sand);
  text-align: center;
  opacity: 0;
  transform: translateY(12px);
}

.hero-tagline {
  font-family: 'Cormorant Garamond', serif;
  font-weight: 400;
  font-style: italic;
  font-size: 1rem;
  letter-spacing: 0.2em;
  color: rgba(255, 255, 255, 0.65);
  text-align: center;
  opacity: 0;
  transform: translateY(10px);
}

@media (max-width: 768px) {
  .hero-logo      { gap: 8px; }
  .hero-logo-img  { height: 100px; }
  .duratek-hero   { width: 220px; }
  .duratek-sub    { font-size: 0.9rem; }
  .hero-tagline   { font-size: 0.85rem; letter-spacing: 0.15em; }
}

/* Hero interno (pagine interne) */
.hero-inner {
  position: relative;
  height: 50vh;
  min-height: 380px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-inner .hero-bg {
  background: linear-gradient(135deg, #2a2520 0%, #1a1714 100%);
}

.hero-inner .hero-content {
  padding-bottom: 70px;
}

.hero-inner .hero-content h1 {
  color: var(--color-cream);
}

.hero-compact {
  height: 40vh;
  min-height: 280px;
}

.breadcrumb {
  font-family: var(--font-accent);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(196,168,130,0.7);
  margin-bottom: 20px;
  display: block;
}

.breadcrumb a { color: inherit; }
.breadcrumb a:hover { color: var(--color-sand); }
.breadcrumb span { color: var(--color-sand); }

/* ══════════════════════════════════════════════════════════════
   HOMEPAGE — Sezioni
══════════════════════════════════════════════════════════════ */

/* Filosofia */
.section-filosofia {
  padding: var(--section-padding);
  overflow: hidden;
}

.filosofia-grid {
  display: grid;
  grid-template-columns: 60% 1fr;
  gap: 60px;
  align-items: stretch;
}

.filosofia-left .big-quote {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 500;
  line-height: 1.3;
  color: var(--color-dark);
  margin-bottom: 40px;
}

.filosofia-right {
  height: 100%;
}

.filosofia-right p {
  font-size: 1rem;
  font-weight: 300;
  color: var(--color-greige);
  line-height: 1.9;
}

.filosofia-img {
  position: relative;
  overflow: hidden;
  height: 100%;
  min-height: 300px;
}

.filosofia-img img {
  width: 92%;
  height: 92%;
  object-fit: contain;
  object-position: center;
  display: block;
  margin: auto;
}

.img-placeholder-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-accent);
  font-style: italic;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  color: rgba(196,168,130,0.4);
}

/* Servizi */
.section-servizi {
  padding: var(--section-padding);
  background: var(--color-mid);
}

.servizi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 64px;
}

.servizi-header h2 { max-width: 420px; }

.servizi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.servizi-grid .card-wide {
  grid-column: span 1;
}

/* Row 2: 2 cards centered */
.servizi-row2 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 2px;
}

.service-card {
  background: var(--color-cream);
  padding: 48px 40px;
  position: relative;
  overflow: hidden;
  transition: background var(--transition-mid), transform var(--transition-mid);
  border: 1px solid transparent;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid var(--color-sand);
  opacity: 0;
  transition: opacity var(--transition-mid);
}

.service-card:hover {
  transform: translateY(-4px);
}

.service-card:hover::before { opacity: 1; }

.service-num {
  font-family: var(--font-accent);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--color-sand);
  margin-bottom: 32px;
  display: block;
}

.service-card h3 {
  font-size: 1.2rem;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
  transition: color var(--transition-mid);
}

.service-card:hover h3 { color: var(--color-sand); }

.service-card p {
  font-size: 0.92rem;
  line-height: 1.8;
  margin-bottom: 28px;
}

/* CTA Preventivo */
.section-cta {
  padding: var(--section-padding);
  background: var(--color-dark);
}

.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}

.cta-text h2 {
  color: var(--color-cream);
  margin-bottom: 20px;
}

.cta-text p {
  color: var(--color-greige);
  max-width: 500px;
}

.cta-buttons {
  display: flex;
  gap: 20px;
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════════════════════
   CHI SIAMO
══════════════════════════════════════════════════════════════ */
.chi-intro {
  padding: 100px 0;
  text-align: center;
}

.chi-intro p {
  max-width: 800px;
  margin: 0 auto;
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  font-weight: 300;
  line-height: 1.9;
  color: var(--color-greige);
}

.chi-section {
  padding: 80px 0;
}

.chi-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.chi-grid.reverse { direction: rtl; }
.chi-grid.reverse > * { direction: ltr; }

.chi-text { }

.chi-text .section-label { margin-bottom: 16px; visibility: hidden; }

.chi-text h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  margin-bottom: 28px;
}

.chi-text p {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--color-greige);
  margin-bottom: 16px;
}

.chi-img {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, #3d3530 0%, #2a2520 100%);
  position: relative;
  overflow: hidden;
}

.chi-cta {
  padding: 100px 0;
  text-align: center;
  background: var(--color-mid);
}

.chi-cta h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 32px;
}

/* ══════════════════════════════════════════════════════════════
   PAVIMENTI — Categoria
══════════════════════════════════════════════════════════════ */
.pavimenti-intro {
  padding: 80px 0;
  text-align: center;
}

.pavimenti-intro p {
  max-width: 700px;
  margin: 0 auto;
  font-size: 1.05rem;
  color: var(--color-greige);
  line-height: 1.9;
}

.pavimento-block {
  padding: 80px 0;
  border-bottom: 1px solid var(--color-mid);
}

.pavimento-block:last-child { border-bottom: none; }

.pavimento-block-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.pavimento-block:nth-child(even) .pavimento-block-grid {
  direction: rtl;
}

.pavimento-block:nth-child(even) .pavimento-block-grid > * {
  direction: ltr;
}

.pavimento-block-img {
  aspect-ratio: 3/2;
  background: linear-gradient(135deg, #3d3530 0%, #2a2520 100%);
  position: relative;
  overflow: hidden;
}

.pavimento-vantaggi {
  list-style: none;
  margin: 24px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pavimento-vantaggi li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--color-greige);
}

.pavimento-vantaggi li::before {
  content: '';
  width: 20px;
  height: 1px;
  background: var(--color-sand);
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════════════════════
   SOTTOPAGINE MATERIALI
══════════════════════════════════════════════════════════════ */
.materiale-intro {
  padding: 100px 0 60px;
}

.materiale-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.materiale-intro-text .section-label { margin-bottom: 10px; }
.materiale-intro-text h2 { margin-bottom: 12px; }
.materiale-intro-text .divider { margin: 12px 0; }
.materiale-intro-text p { margin-bottom: 8px; line-height: 1.65; }

.materiale-intro p {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--color-greige);
  margin-bottom: 16px;
}

.materiale-intro-img {
  aspect-ratio: 4/3;
  background: var(--color-cream);
  position: relative;
  overflow: hidden;
  line-height: 0;
  font-size: 0;
}

/* Vantaggi grid */
.section-vantaggi {
  padding: var(--section-padding);
  background: var(--color-mid);
}

.vantaggi-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  margin-top: 48px;
}

.vantaggio-card {
  background: var(--color-cream);
  padding: 48px 40px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.vantaggio-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  color: var(--color-sand);
}

.vantaggio-card h4 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}

.vantaggio-card p {
  font-size: 0.9rem;
  color: var(--color-greige);
  line-height: 1.7;
}

/* Applicazioni */
.section-applicazioni {
  padding: var(--section-padding);
}

.applicazioni-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 40px;
}

.applicazioni-tag {
  display: inline-block;
  padding: 10px 24px;
  border: 1px solid var(--color-greige);
  font-family: var(--font-accent);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-greige);
  transition: border-color var(--transition-mid), color var(--transition-mid);
}

.applicazioni-tag:hover {
  border-color: var(--color-sand);
  color: var(--color-sand);
}

/* Processo */
.section-processo {
  padding: var(--section-padding);
  background: var(--color-dark);
}

.processo-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 60px;
}

.processo-step {
  background: rgba(255,255,255,0.04);
  padding: 48px 40px;
  position: relative;
  overflow: hidden;
}

.processo-step::before {
  content: attr(data-num);
  position: absolute;
  top: -20px;
  right: 24px;
  font-family: var(--font-display);
  font-size: 100px;
  font-weight: 700;
  color: rgba(196,168,130,0.06);
  line-height: 1;
}

.processo-step .step-num {
  font-family: var(--font-accent);
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  color: var(--color-sand);
  margin-bottom: 20px;
  display: block;
}

.processo-step h3 {
  font-size: 1.2rem;
  color: var(--color-cream);
  margin-bottom: 14px;
}

.processo-step p {
  font-size: 0.9rem;
  color: var(--color-greige);
  line-height: 1.8;
}

.section-cta-mat {
  padding: 80px 0;
  text-align: center;
}

.section-cta-mat h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin-bottom: 32px;
}

/* ══════════════════════════════════════════════════════════════
   ARTE SU MISURA
══════════════════════════════════════════════════════════════ */
.arte-intro {
  padding: 100px 0 60px;
}

.arte-intro p {
  max-width: 700px;
  font-size: 1.05rem;
  color: var(--color-greige);
  line-height: 1.9;
  margin-top: 32px;
}

.arte-specialita {
  padding: 80px 0;
}

.arte-specialita-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 60px;
}

.arte-card {
  background: var(--color-mid);
  overflow: hidden;
}

.arte-card-img {
  aspect-ratio: 3/2;
  position: relative;
  overflow: hidden;
}

.arte-card-img-fontane {
  background: linear-gradient(145deg, #2a3530 0%, #1a2520 100%);
}

.arte-card-img-laghetti {
  background: linear-gradient(145deg, #1a2530 0%, #0f1520 100%);
}

.arte-card-img-pareti {
  background: linear-gradient(145deg, #352a25 0%, #1a1714 100%);
}

.arte-card-body {
  padding: 40px 36px;
}

.arte-card-body h3 {
  font-size: 1.25rem;
  margin-bottom: 16px;
}

.arte-card-body p {
  font-size: 0.92rem;
  color: var(--color-greige);
  line-height: 1.8;
}

/* ══════════════════════════════════════════════════════════════
   PREVENTIVO
══════════════════════════════════════════════════════════════ */
.preventivo-layout {
  padding: 80px 0 120px;
}

.preventivo-grid {
  display: flex;
  flex-direction: column;
  max-width: 760px;
  gap: 80px;
}

/* Form */
.preventivo-form-intro {
  margin-bottom: 48px;
  text-align: left;
}

.preventivo-form-intro p {
  font-size: 1rem;
  color: var(--color-greige);
  line-height: 1.9;
  margin-top: 16px;
}

.form-section {
  margin-bottom: 48px;
}

.form-section-title {
  font-family: var(--font-accent);
  font-size: 0.78rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-sand);
  margin-bottom: 28px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-mid);
  display: block;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-family: var(--font-accent);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-dark);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--color-cream);
  border: 1px solid rgba(158,144,130,0.3);
  border-radius: 0;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--color-dark);
  outline: none;
  transition: border-color var(--transition-mid);
  -webkit-appearance: none;
  appearance: none;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239E9082' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-sand);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
  border-color: #c0392b;
  animation: shake 0.4s ease;
}

.form-error-msg {
  display: none;
  font-size: 0.78rem;
  color: #c0392b;
  margin-top: 6px;
  font-family: var(--font-accent);
  letter-spacing: 0.05em;
}

.form-group.has-error .form-error-msg { display: block; }

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%       { transform: translateX(-6px); }
  40%       { transform: translateX(6px); }
  60%       { transform: translateX(-4px); }
  80%       { transform: translateX(4px); }
}

/* Checkbox e radio */
.checkbox-group,
.radio-group {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 10px;
}

.radio-group.inline {
  flex-direction: row;
  flex-wrap: wrap;
  gap: 10px;
}

.custom-checkbox,
.custom-radio {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  font-size: 0.82rem;
  font-family: var(--font-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-greige);
  user-select: none;
  border: 1px solid rgba(158,144,130,0.4);
  padding: 8px 16px;
  transition: border-color var(--transition-mid), background var(--transition-mid), color var(--transition-mid);
}

.custom-checkbox:hover,
.custom-radio:hover {
  border-color: var(--color-sand);
  color: var(--color-dark);
}

.custom-checkbox:has(input:checked),
.custom-radio:has(input:checked) {
  background: var(--color-sand);
  border-color: var(--color-sand);
  color: var(--color-dark);
}

.custom-checkbox input,
.custom-radio input {
  display: none;
}

.checkmark,
.radiomark {
  display: none;
}

/* Privacy */
.privacy-group {
  margin-bottom: 32px;
}

.privacy-group .custom-checkbox {
  align-items: flex-start;
  background: none;
  border: none;
  padding: 0;
  text-transform: none;
  letter-spacing: 0;
  font-family: var(--font-body);
  font-size: 0.85rem;
  gap: 12px;
}

.privacy-group .custom-checkbox:has(input:checked) {
  background: none;
  border: none;
  color: var(--color-greige);
}

.privacy-group .custom-checkbox .checkmark {
  display: flex;
  width: 18px;
  height: 18px;
  border: 1px solid rgba(158,144,130,0.5);
  flex-shrink: 0;
  position: relative;
  transition: border-color var(--transition-mid);
}

.privacy-group .custom-checkbox input:checked ~ .checkmark {
  border-color: var(--color-sand);
  background: var(--color-sand);
}

.privacy-group .custom-checkbox .checkmark::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 5px;
  width: 5px;
  height: 9px;
  border: 1px solid var(--color-dark);
  border-top: 0;
  border-left: 0;
  transform: rotate(45deg);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.privacy-group .custom-checkbox input:checked ~ .checkmark::after { opacity: 1; }

.privacy-group .custom-checkbox span {
  font-size: 0.85rem;
  line-height: 1.6;
}

/* Form submit */
.form-submit {
  display: flex;
  justify-content: flex-start;
}

.form-submit .btn-primary {
  padding: 18px 56px;
  font-size: 1rem;
}

/* File upload */
.file-upload-area {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 28px 20px;
  border: 1px dashed rgba(196,168,130,0.6);
  background: var(--color-cream);
  cursor: pointer;
  transition: border-color var(--transition-mid), background var(--transition-mid);
  text-align: center;
}
.file-upload-area:hover { border-color: var(--color-sand); background: rgba(196,168,130,0.06); }
.file-upload-area input[type="file"] { display: none; }
.file-upload-icon { font-size: 1.6rem; opacity: 0.5; }
.file-upload-text { font-family: var(--font-body); font-size: 0.88rem; color: var(--color-greige); font-weight: 300; }
.file-upload-text strong { color: var(--color-sand); font-weight: 400; }
.file-upload-names {
  margin-top: 8px;
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--color-greige);
  font-weight: 300;
  min-height: 18px;
}
.file-upload-names span {
  display: inline-block;
  background: rgba(196,168,130,0.12);
  border: 1px solid rgba(196,168,130,0.3);
  padding: 2px 10px;
  margin: 2px 3px;
  font-size: 0.8rem;
}

/* Successo */
.form-success {
  display: none;
  text-align: center;
  padding: 60px 40px;
  border: 1px solid var(--color-sand);
  background: rgba(196,168,130,0.06);
  animation: fadeIn 0.6s ease;
}

.form-success.visible { display: block; }

.form-success .success-icon {
  width: 56px;
  height: 56px;
  border: 1px solid var(--color-sand);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  color: var(--color-sand);
  font-size: 1.4rem;
}

.form-success h3 {
  font-size: 1.4rem;
  margin-bottom: 14px;
}

.form-success p {
  color: var(--color-greige);
  font-size: 0.95rem;
}

@keyframes fadeIn {
  from { opacity: 0; transform: scale(0.96); }
  to   { opacity: 1; transform: scale(1); }
}

/* Sidebar preventivo */
.preventivo-sidebar {
  position: static;
}

.section-perche {
  background: var(--color-mid);
  padding: var(--section-padding);
}

.section-perche .section-label {
  margin-bottom: 12px;
}

.section-perche h2 {
  margin-bottom: 48px;
  color: #000;
}

.section-perche .section-label {
  color: var(--color-sand);
}

.sidebar-benefits {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.sidebar-benefit {
  background: linear-gradient(135deg, rgba(255,255,255,0.75) 0%, rgba(247,244,239,0.4) 100%);
  border: 1px solid rgba(196,168,130,0.25);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 2px 24px rgba(28,28,28,0.06), 0 1px 4px rgba(28,28,28,0.04);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.sidebar-benefit:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 40px rgba(28,28,28,0.1), 0 2px 8px rgba(28,28,28,0.06);
  border-color: rgba(196,168,130,0.5);
}

.sidebar-benefit .benefit-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  color: var(--color-sand);
}

.sidebar-benefit strong {
  font-family: var(--font-display);
  font-size: 1rem;
  display: block;
  margin-bottom: 4px;
  color: var(--color-dark);
}

.sidebar-benefit span {
  font-size: 0.88rem;
  color: var(--color-greige);
  line-height: 1.6;
}

.sidebar-contacts {
  border-top: 1px solid rgba(158,144,130,0.3);
  padding-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.sidebar-contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 0.9rem;
}

.sidebar-contact-item .icon { color: var(--color-sand); }

.sidebar-contact-item a {
  color: var(--color-dark);
  transition: color var(--transition-mid);
}

.sidebar-contact-item a:hover { color: var(--color-sand); }

/* ══════════════════════════════════════════════════════════════
   CONTATTI
══════════════════════════════════════════════════════════════ */
.contatti-layout {
  padding: 80px 0 120px;
}

.contatti-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 80px;
  align-items: start;
}

.contatti-info h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  margin-bottom: 20px;
}

.contatti-info p {
  color: var(--color-greige);
  font-size: 1rem;
  line-height: 1.9;
  margin-bottom: 48px;
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 48px;
}

.contact-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.contact-item-icon {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(196,168,130,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-sand);
  flex-shrink: 0;
}

.contact-item-text strong {
  display: block;
  font-family: var(--font-accent);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-greige);
  margin-bottom: 4px;
}

.contact-item-text a,
.contact-item-text span {
  font-size: 0.95rem;
  color: var(--color-dark);
  transition: color var(--transition-mid);
}

.contact-item-text a:hover { color: var(--color-sand); }

.orari-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.orario-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.88rem;
  color: var(--color-greige);
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(158,144,130,0.15);
}

.orario-row strong { color: var(--color-dark); font-weight: 400; }

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE — 1200px
══════════════════════════════════════════════════════════════ */
@media (max-width: 1200px) {
  .container { padding: 0 32px; }
  :root { --section-padding: 90px 0; }
  .footer-grid { gap: 40px; }
  .preventivo-grid { max-width: 100%; }
}

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE — 768px
══════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  :root { --section-padding: 70px 0; --nav-height: 60px; }

  .container { padding: 0 20px; }
  /* Navbar mobile */
  .nav-links { display: none; }

  .nav-hamburger { display: flex; }

  .logo-dk-img  { height: 28px; }
  .logo-wordmark { font-size: 1.2rem; }

  /* Hero */
  .hero-content { padding-bottom: 70px; }
  .hero-accent { font-size: 100px; bottom: 20px; right: 20px; }

  /* Grids → 1 colonna */
  .filosofia-grid,
  .chi-grid,
  .materiale-intro-grid,
  .arte-specialita-grid,
  .contatti-grid,
  .pavimento-block-grid,
  .processo-steps,
  .vantaggi-grid { grid-template-columns: 1fr; gap: 40px; }

  .servizi-row2 { grid-template-columns: 1fr; gap: 2px; margin-top: 2px; }

  .chi-grid.reverse { direction: ltr; }

  .servizi-grid { grid-template-columns: 1fr; }

  .cta-inner { flex-direction: column; align-items: flex-start; }

  .cta-buttons { flex-direction: column; }

  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }

  .form-row { grid-template-columns: 1fr; }

  .radio-group.inline { flex-direction: column; gap: 12px; }

  .servizi-header { flex-direction: column; align-items: flex-start; gap: 20px; }

  .pavimento-block:nth-child(even) .pavimento-block-grid { direction: ltr; }

  .hero-inner { height: 40vh; min-height: 300px; align-items: center; }
  .hero-inner .hero-content { padding-bottom: 0; }

  .hero-compact { height: 35vh; min-height: 250px; }

  .chi-intro { padding: 30px 0; }
}

/* ── Privacy link ── */
.privacy-link {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  font-size: inherit;
  color: var(--color-sand);
  text-decoration: underline;
  cursor: pointer;
}
.privacy-link:hover { color: var(--color-dark); }

/* ── Modal Privacy Policy ── */
.privacy-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  align-items: center;
  justify-content: center;
}
.privacy-modal.open { display: flex; }

.privacy-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(28,28,28,0.6);
  backdrop-filter: blur(4px);
}

.privacy-modal-box {
  position: relative;
  background: var(--color-cream);
  max-width: 680px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  padding: 48px 48px 40px;
  border-top: 3px solid var(--color-sand);
  z-index: 1;
}

.privacy-modal-box h2 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  color: var(--color-dark);
  margin: 0 0 4px;
}

.privacy-modal-sub {
  font-family: var(--font-accent);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-sand);
  margin: 0 0 32px;
}

.privacy-modal-box h3 {
  font-family: var(--font-accent);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-dark);
  margin: 24px 0 6px;
}

.privacy-modal-box p {
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--color-greige);
  line-height: 1.8;
  margin: 0;
}

.privacy-modal-box a {
  color: var(--color-sand);
}

.privacy-modal-close {
  position: absolute;
  top: 16px;
  right: 20px;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--color-greige);
  cursor: pointer;
  line-height: 1;
}
.privacy-modal-close:hover { color: var(--color-dark); }

@media (max-width: 600px) {
  .privacy-modal-box { padding: 32px 24px 28px; }
}