/*
Theme Name: Bertolini
Theme URI: https://bertoliniodontotecnico.it
Author: Laboratorio Odontotecnico Bertolini
Description: Tema custom dark-warm immersivo per Laboratorio Odontotecnico Bertolini, Piacenza.
Version: 4.4
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: bertolini
*/

/* ==========================================================================
   Design Tokens
   ========================================================================== */
:root {
  --color-bg-start: #161616;
  --color-bg-end: #000000;
  --color-text-main: #ffffff;
  --color-text-secondary: #d99b82;
  --color-text-muted: rgba(255, 255, 255, 0.55);
  --color-border: rgba(255, 255, 255, 0.1);
  --color-border-strong: rgba(255, 255, 255, 0.18);
  --color-surface: rgba(255, 255, 255, 0.04);
  --color-surface-hover: rgba(255, 255, 255, 0.07);
  --color-overlay-dark: 0, 0, 0;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  --container-width: 1320px;
  --radius: 4px;
  --header-height: 110px;
  --header-height-mobile: 118px;
}

@font-face {
  font-family: 'Plus Jakarta Sans';
  font-style: normal;
  font-weight: 300;
  font-display: swap;
  src: url('/wp-content/themes/bertolini/assets/fonts/plus-jakarta-sans-300.woff2') format('woff2');
}

@font-face {
  font-family: 'Orbitron';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/wp-content/themes/bertolini/assets/fonts/orbitron-700.woff2') format('woff2');
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-family);
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-main);
  background: linear-gradient(160deg, var(--color-bg-start) 0%, var(--color-bg-end) 100%) fixed;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { font-weight: 700; line-height: 1.15; margin: 0 0 0.6em; letter-spacing: -0.01em; }
p { margin: 0 0 1.2em; font-weight: 300; color: var(--color-text-muted); }
strong { color: var(--color-text-main); font-weight: 600; }
em { color: var(--color-text-secondary); font-style: normal; }

.container {
  width: calc(100% - 64px);
  max-width: var(--container-width);
  margin: 0 auto;
}

/* ==========================================================================
   Buttons & Links
   ========================================================================== */
.btn-primary,
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 15px 30px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius);
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-text-main);
  color: var(--color-bg-end);
  border: 1px solid var(--color-text-main);
}
.btn-primary:hover { background: var(--color-text-secondary); border-color: var(--color-text-secondary); }
.btn-primary.full-width { width: 100%; justify-content: center; }

.btn-outline {
  background: transparent;
  color: var(--color-text-main);
  border: 1px solid var(--color-border-strong);
}
.btn-outline:hover { border-color: var(--color-text-secondary); color: var(--color-text-secondary); }

.text-link {
  color: var(--color-text-secondary);
  font-weight: 500;
  border-bottom: 1px solid rgba(217, 155, 130, 0.35);
  padding-bottom: 2px;
  transition: border-color 0.2s ease;
}
.text-link:hover { border-color: var(--color-text-secondary); }

/* ==========================================================================
   Header / Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.15);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
}

.nav-container {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: var(--header-height);
  padding: 24px 0;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 16px;
}
.site-logo img {
  height: 60px;
  width: auto;
}
.site-logo a {
  display: block;
  font-family: 'Orbitron', var(--font-family);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.2;
  color: var(--color-text-main);
}
.site-logo .sub-logo {
  display: block;
  font-size: 0.68rem;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.main-navigation ul { display: flex; gap: 40px; }
.main-navigation a {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text-muted);
  transition: color 0.2s ease;
}
.main-navigation a:hover,
.main-navigation a.active,
.main-navigation a.current-menu-item { color: var(--color-text-main); }

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  background: transparent;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 0;
}
.menu-toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--color-text-main);
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] .menu-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ==========================================================================
   Hero Section (Home)
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  margin-top: calc(-1 * var(--header-height));
  padding-top: var(--header-height);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.hero-bg-layer {
  position: absolute;
  top: -12%;
  left: 0;
  right: 0;
  height: 124%;
  z-index: 0;
  background-image:
    linear-gradient(90deg, rgba(var(--color-overlay-dark), 0.6) 0%, rgba(var(--color-overlay-dark), 0.25) 42%, rgba(var(--color-overlay-dark), 0.05) 65%),
    url('/wp-content/themes/bertolini/assets/img/hero-bg.jpg');
  background-size: cover;
  background-position: center;
  will-change: transform;
}

.hero-section > *:not(.hero-bg-layer) {
  position: relative;
  z-index: 1;
}

.hero-grid {
  padding: 64px 0;
}

.hero-content {
  max-width: 620px;
  text-align: left;
}

.badge-top {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border-strong);
  border-radius: 999px;
  padding: 6px 16px;
  margin-bottom: 28px;
}

.hero-title {
  font-family: 'Plus Jakarta Sans', var(--font-family);
  font-size: clamp(2.4rem, 4.6vw, 4.2rem);
  font-weight: 300;
  color: var(--color-text-secondary);
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--color-text-muted);
  max-width: 46ch;
  margin-bottom: 36px;
}

.hero-status-bar { border-top: 1px solid var(--color-border); }
.status-flex {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding: 18px 0;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Page Hero (Inner Pages)
   ========================================================================== */
.page-hero {
  padding: 96px 32px 64px;
  border-bottom: 1px solid var(--color-border);
}

.page-slug-servizi .page-hero,
.page-slug-materiali .page-hero,
.page-slug-contatti .page-hero,
.page-slug-chi-siamo .page-hero {
  background-size: cover;
  background-position: center;
}
.page-slug-chi-siamo .page-hero {
  background-image:
    linear-gradient(90deg, rgba(var(--color-overlay-dark), 0.88) 0%, rgba(var(--color-overlay-dark), 0.55) 45%, rgba(var(--color-overlay-dark), 0.2) 75%),
    url('/wp-content/themes/bertolini/assets/img/page-hero-chi-siamo.jpg');
}
.page-slug-servizi .page-hero {
  background-image:
    linear-gradient(90deg, rgba(var(--color-overlay-dark), 0.88) 0%, rgba(var(--color-overlay-dark), 0.55) 45%, rgba(var(--color-overlay-dark), 0.2) 75%),
    url('/wp-content/themes/bertolini/assets/img/page-hero-servizi.jpg');
}
.page-slug-materiali .page-hero {
  background-image:
    linear-gradient(90deg, rgba(var(--color-overlay-dark), 0.88) 0%, rgba(var(--color-overlay-dark), 0.55) 45%, rgba(var(--color-overlay-dark), 0.2) 75%),
    url('/wp-content/themes/bertolini/assets/img/page-hero-materiali.jpg');
}
.page-slug-contatti .page-hero {
  background-image:
    linear-gradient(90deg, rgba(var(--color-overlay-dark), 0.88) 0%, rgba(var(--color-overlay-dark), 0.55) 45%, rgba(var(--color-overlay-dark), 0.2) 75%),
    url('/wp-content/themes/bertolini/assets/img/page-hero-contatti.jpg');
}
.page-hero h1 {
  font-size: clamp(2rem, 3.6vw, 3.2rem);
  max-width: 18ch;
  margin-bottom: 20px;
  color: var(--color-text-secondary);
}
.page-lead {
  font-size: 1.05rem;
  max-width: 60ch;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Section Header (shared)
   ========================================================================== */
.section-header { max-width: 62ch; margin-bottom: 48px; }
.section-header h2 { font-size: clamp(1.6rem, 2.6vw, 2.4rem); color: var(--color-text-main); }
.section-lead { font-size: 1rem; color: var(--color-text-muted); }

.hero-title .hl,
.page-hero h1 .hl {
  color: var(--color-text-main);
}

section { padding: 88px 0; }
.philosophy-section,
.services-section,
.partners-section,
.about-content-section,
.facility-section,
.services-detailed-section,
.milling-highlight-section,
.materials-detailed-section,
.materials-cta-section,
.contact-detailed-section {
  padding: 88px 32px;
  border-bottom: 1px solid var(--color-border);
}

.services-detailed-section {
  background: #000;
}

.centered-action { margin-top: 40px; }

/* ==========================================================================
   Philosophy (Home)
   ========================================================================== */
.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.phil-col h3 { color: var(--color-text-main); font-size: 1.1rem; }

/* ==========================================================================
   Cards Grid (Services summary / detailed)
   ========================================================================== */
.services-grid,
.services-detailed-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
}

.service-card,
.service-detail-card {
  background: var(--color-bg-end);
  transition: background 0.25s ease;
}
.service-card { padding: 36px 28px; }
.service-card:hover,
.service-detail-card:hover { background: var(--color-surface-hover); }

.service-icon {
  width: 44px;
  height: 44px;
  margin-bottom: 20px;
  opacity: 0.9;
}
.service-card h3 { color: var(--color-text-main); font-size: 1.05rem; }

/* Detailed service cards (Servizi page): photo + text body */
.service-detail-card {
  display: flex;
  flex-direction: column;
}
.service-detail-media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
}
.service-detail-media img {
  display: block;
  width: 88%;
  height: 88%;
  object-fit: contain;
  object-position: center;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.service-detail-card:hover .service-detail-media img {
  transform: scale(1.06);
}
.service-detail-body {
  padding: 28px 28px 36px;
}
.service-number {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}
.service-detail-card h2 { font-size: 1.25rem; color: var(--color-text-main); }

/* ==========================================================================
   Partners / Materials
   ========================================================================== */
.partners-logos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.partner-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px 28px;
  background: var(--color-surface);
}
.partner-logo {
  display: block;
  width: 130px;
  height: 56px;
  max-width: 100%;
  object-fit: contain;
  object-position: left center;
  margin-bottom: 18px;
}
.partner-item h4 { color: var(--color-text-main); font-size: 1.05rem; margin-bottom: 8px; }
.partner-item span { font-size: 0.85rem; color: var(--color-text-secondary); }

.material-brand-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  padding: 40px;
  margin-bottom: 24px;
}
.material-brand-card:last-child { margin-bottom: 0; }
.brand-header { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 16px; }
.brand-header h2 { color: var(--color-text-main); font-size: 1.4rem; margin: 0; }
.brand-logo {
  width: 150px;
  height: 60px;
  object-fit: contain;
  object-position: left center;
}
.brand-header-text {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  padding-left: 24px;
  border-left: 1px solid var(--color-border);
}
.badge-brand {
  font-size: 0.7rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border-strong);
  border-radius: 999px;
  padding: 5px 14px;
}
.material-list { margin: 20px 0; display: flex; flex-direction: column; gap: 14px; }
.material-list li { color: var(--color-text-muted); font-size: 0.95rem; }
.brand-links { margin-top: 20px; }

.facility-box,
.milling-box {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  padding: 48px;
  text-align: left;
}
.facility-box h2, .milling-box h2 { color: var(--color-text-main); }
.facility-actions, .milling-actions { margin-top: 28px; }

/* ==========================================================================
   About Page
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 56px;
  align-items: start;
}
.about-text-column h2 { color: var(--color-text-main); font-size: 1.35rem; margin-top: 1.4em; }
.about-text-column h2:first-child { margin-top: 0; }

.highlight-box {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  padding: 32px;
  position: sticky;
  top: 110px;
}
.highlight-box h3 { color: var(--color-text-main); font-size: 1rem; }
.check-list { display: flex; flex-direction: column; gap: 16px; margin-top: 20px; }
.check-list li { font-size: 0.9rem; color: var(--color-text-muted); padding-left: 20px; position: relative; }
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--color-text-secondary);
  border-radius: 50%;
}

/* ==========================================================================
   Contact Page
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}
.lab-tagline { color: var(--color-text-secondary); font-size: 1.05rem; }
.contact-details-list { display: flex; flex-direction: column; gap: 22px; margin-top: 32px; }
.contact-item strong {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: 6px;
}
.contact-item p { margin: 0; color: var(--color-text-main); font-weight: 400; }
.contact-item a:hover { color: var(--color-text-secondary); }

.form-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  padding: 40px;
}
.form-card h3 { color: var(--color-text-main); }
.form-sub { font-size: 0.9rem; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea {
  width: 100%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius);
  padding: 13px 16px;
  color: var(--color-text-main);
  font-family: var(--font-family);
  font-size: 0.9rem;
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255, 255, 255, 0.3); }
.form-group input:focus,
.form-group textarea:focus { outline: none; border-color: var(--color-text-secondary); }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { border-top: 1px solid var(--color-border); padding-top: 0; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 48px;
  padding: 72px 0;
}
.footer-info h3, .footer-contacts h4 { color: var(--color-text-main); }
.footer-contacts h4 {
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}
.footer-contacts p { margin-bottom: 20px; }
.footer-bottom { border-top: 1px solid var(--color-border); }
.footer-bottom .container { padding: 24px 0; }
.footer-bottom p {
  margin: 0;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Entrance Animations
   ========================================================================== */
@keyframes hero-fade-up {
  from { opacity: 0; transform: translateY(26px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-content > .badge-top,
.hero-content > .hero-title,
.hero-content > .hero-subtitle,
.hero-content > .hero-actions,
.page-hero > .container > .badge-top,
.page-hero > .container > h1,
.page-hero > .container > .page-lead {
  opacity: 0;
  animation: hero-fade-up 0.9s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-content > .badge-top,
.page-hero > .container > .badge-top { animation-delay: 0.1s; }
.hero-content > .hero-title,
.page-hero > .container > h1 { animation-delay: 0.22s; }
.hero-content > .hero-subtitle,
.page-hero > .container > .page-lead { animation-delay: 0.36s; }
.hero-content > .hero-actions { animation-delay: 0.48s; }

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  transition-delay: var(--reveal-delay, 0s);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Preserve the existing hover fade on cards once .reveal is added by JS. */
.service-card.reveal,
.service-detail-card.reveal {
  transition-property: opacity, transform, background;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .hero-bg-layer {
    transform: none !important;
  }
  .hero-content > .badge-top,
  .hero-content > .hero-title,
  .hero-content > .hero-subtitle,
  .hero-content > .hero-actions,
  .page-hero > .container > .badge-top,
  .page-hero > .container > h1,
  .page-hero > .container > .page-lead {
    opacity: 1;
    animation: none;
  }
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 960px) {
  .philosophy-grid,
  .about-grid,
  .contact-grid,
  .footer-grid { grid-template-columns: 1fr; }

  .services-grid,
  .services-detailed-grid,
  .partners-logos-grid { grid-template-columns: repeat(2, 1fr); }

  .highlight-box { position: static; }
}

@media (max-width: 1024px) {
  .menu-toggle { display: flex; }

  .main-navigation {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    max-height: 0;
    overflow: hidden;
    background: rgba(var(--color-overlay-dark), 0.97);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--color-border);
    transition: max-height 0.3s ease;
  }
  .main-navigation.is-open {
    max-height: 70vh;
    overflow-y: auto;
  }
  .main-navigation ul {
    flex-direction: column;
    gap: 0;
    padding: 8px 32px 24px;
  }
  .main-navigation li { border-bottom: 1px solid var(--color-border); }
  .main-navigation li:last-child { border-bottom: none; }
  .main-navigation a {
    display: block;
    padding: 16px 4px;
    font-size: 1.1rem;
  }
}

@media (max-width: 640px) {
  .nav-container { min-height: var(--header-height-mobile); padding: 24px 0; }
  .site-logo img { height: 68px; }
  .site-logo .sub-logo { display: none; }
  .main-navigation ul { padding: 8px 20px 24px; }
  .hero-section { margin-top: calc(-1 * var(--header-height-mobile)); padding-top: var(--header-height-mobile); }
  .hero-grid { padding: 40px 0; }
  .container { width: calc(100% - 40px); }
  .page-hero { padding: 72px 20px 48px; }
  section,
  .philosophy-section,
  .services-section,
  .partners-section,
  .about-content-section,
  .facility-section,
  .services-detailed-section,
  .milling-highlight-section,
  .materials-detailed-section,
  .materials-cta-section,
  .contact-detailed-section { padding: 56px 20px; }
  .services-grid,
  .services-detailed-grid,
  .partners-logos-grid { grid-template-columns: 1fr; }
  .status-flex { flex-direction: column; gap: 6px; padding: 16px 0; }
  .footer-grid { padding: 56px 0; }
  .footer-bottom .container { padding: 20px 0; }
  .facility-box, .milling-box, .material-brand-card, .form-card { padding: 28px; }
}