/* ============================================
   RB DESIGN — "Linea Pura"
   Template A — Light · Minimal · Bauhaus
   ============================================ */

/* ---- Custom Properties ---- */
:root {
  /* Palette */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F7F7F5;
  --bg-tertiary: #EFEFEB;
  --accent-primary: #111111;
  --accent-warm: #A68B6A;
  --text-primary: #111111;
  --text-secondary: #5A5A58;
  --text-muted: #9A9A96;
  --border: #E5E5E0;

  /* Typography */
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Transitions */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s var(--ease-out-expo);
  --transition-base: 0.4s var(--ease-out-expo);
  --transition-slow: 0.6s var(--ease-out-expo);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.08);

  /* Spacing */
  --nav-height: 80px;
}

/* ---- Base ---- */
body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-primary);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
}

::selection {
  background: var(--accent-primary);
  color: #fff;
}

/* ---- Skip Link ---- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--accent-primary);
  color: #fff;
  padding: 0.75rem 1.5rem;
  border-radius: 0 0 6px 6px;
  z-index: 10000;
  font-size: 0.88rem;
  font-weight: 600;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 0;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--border);
}

.nav__logo {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.nav__logo-accent {
  font-weight: 400;
  color: var(--text-muted);
}

.nav__links a {
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

.nav__links a:hover {
  color: var(--text-primary);
}

.nav__links a::after {
  background: var(--accent-primary);
}

.nav__cta {
  background: var(--accent-primary);
  color: #fff !important;
  padding: 0.5rem 1.25rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.88rem;
  transition: all var(--transition-fast);
}

.nav__cta:hover {
  background: #333;
  transform: translateY(-1px);
}

.nav__cta::after {
  display: none !important;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  background: var(--bg-primary);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 10%;
  right: 5%;
  width: 40vw;
  height: 80vh;
  background: var(--bg-secondary);
  z-index: 0;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 15%;
  right: 8%;
  width: 1px;
  height: 120px;
  background: var(--border);
  z-index: 0;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 680px;
}

.hero__label {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.hero__label::before {
  content: '';
  display: block;
  width: 40px;
  height: 1px;
  background: var(--accent-primary);
}

.hero__title {
  font-size: clamp(3.5rem, 9vw, 6.5rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.hero__subtitle {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 400;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.hero__text {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 500px;
  margin-bottom: 2.5rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ---- Buttons ---- */
.btn--primary {
  background: var(--accent-primary);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.btn--primary:hover {
  background: #333;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  border: 1.5px solid var(--border);
  color: var(--text-primary);
}

.btn--outline:hover {
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header__label {
  color: var(--text-muted);
  font-family: var(--font-body);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.8rem;
  font-weight: 600;
}

.section-header__title {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.section-header__subtitle {
  color: var(--text-secondary);
}

/* ============================================
   PORTFOLIO
   ============================================ */
.portfolio {
  background: var(--bg-secondary);
}

.portfolio__filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 3rem;
}

.portfolio__filter {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 0.5rem 1.25rem;
  border-radius: 100px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.portfolio__filter:hover {
  border-color: var(--accent-primary);
  color: var(--text-primary);
}

.portfolio__filter--active {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #fff;
}

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.portfolio__card {
  background: var(--bg-primary);
  border-radius: 6px;
  overflow: hidden;
  transition: all var(--transition-base);
}

.portfolio__card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.portfolio__image {
  position: relative;
  width: 100%;
  height: 280px;
  background: var(--bg-tertiary);
  display: flex;
  align-items: flex-end;
  padding: 1rem;
}

.portfolio__tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.3em 0.8em;
  background: var(--accent-primary);
  color: #fff;
  border-radius: 3px;
}

.portfolio__card-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  padding: 1.25rem 1.25rem 0.25rem;
}

.portfolio__card-text {
  font-size: 0.88rem;
  color: var(--text-muted);
  padding: 0 1.25rem 1.5rem;
  line-height: 1.6;
}

/* ============================================
   SERVICES
   ============================================ */
.services {
  background: var(--bg-primary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  position: relative;
  padding: 2.5rem 2rem 2rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: all var(--transition-base);
  overflow: hidden;
}

.service-card::before {
  content: attr(data-number);
  position: absolute;
  top: -12px;
  right: 16px;
  font-family: var(--font-heading);
  font-size: 5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--bg-secondary);
  pointer-events: none;
  z-index: 0;
  transition: color var(--transition-base);
}

.service-card:hover {
  border-color: var(--accent-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.service-card:hover::before {
  color: var(--bg-tertiary);
}

.service-card__title {
  position: relative;
  z-index: 1;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.service-card__text {
  position: relative;
  z-index: 1;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================================
   MATERIALS
   ============================================ */
.materials {
  background: var(--bg-secondary);
}

.materials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.material-card {
  background: var(--bg-primary);
  border-radius: 6px;
  overflow: hidden;
  transition: all var(--transition-base);
  border: 1px solid transparent;
}

.material-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--border);
}

.material-card__swatch {
  width: 100%;
  height: 120px;
}

.material-card__swatch--wood {
  background: linear-gradient(135deg, #D4A574 0%, #8B6F47 50%, #C49A6C 100%);
}

.material-card__swatch--marble {
  background: linear-gradient(135deg, #F5F0EA 0%, #DDD5CB 30%, #E8E0D6 60%, #C8BFB5 100%);
}

.material-card__swatch--fabric {
  background: linear-gradient(135deg, #B8A99A 0%, #9A8B7C 50%, #C5B6A7 100%);
}

.material-card__swatch--metal {
  background: linear-gradient(135deg, #C0C0C0 0%, #8A8A8A 40%, #D0D0D0 70%, #A0A0A0 100%);
}

.material-card__swatch--ceramic {
  background: linear-gradient(135deg, #E0DAD2 0%, #C8C0B6 50%, #D8D0C6 100%);
}

.material-card__swatch--lacquer {
  background: linear-gradient(135deg, #2A2A2A 0%, #1A1A1A 50%, #3A3A3A 100%);
}

.material-card__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  padding: 1.25rem 1.25rem 0.25rem;
}

.material-card__text {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 0 1.25rem 1.25rem;
  line-height: 1.6;
}

/* ============================================
   SHOWROOM
   ============================================ */
.showroom {
  background: var(--bg-primary);
}

.showroom__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.showroom__image {
  width: 100%;
  height: 400px;
  background: var(--bg-secondary);
  border-radius: 6px;
}

.showroom__info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.showroom__detail {
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.showroom__detail:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.showroom__detail-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.showroom__detail p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.showroom__detail strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* ============================================
   QUOTE FORM
   ============================================ */
.quote {
  background: var(--bg-secondary);
}

.quote-form {
  max-width: 720px;
  margin: 0 auto;
}

.quote-form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.quote-form__group {
  margin-bottom: 1.25rem;
}

.quote-form__group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
  letter-spacing: 0.02em;
}

.quote-form__group input,
.quote-form__group select,
.quote-form__group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.92rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.quote-form__group input:focus,
.quote-form__group select:focus,
.quote-form__group textarea:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(17, 17, 17, 0.06);
  outline: none;
}

.quote-form__group textarea {
  resize: vertical;
  min-height: 120px;
}

.quote-form .btn {
  width: 100%;
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
  background: var(--bg-primary);
}

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

.contact-card {
  text-align: center;
  padding: 2rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  transition: all var(--transition-base);
}

.contact-card:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.contact-card__title {
  font-family: var(--font-heading);
  font-size: 0.88rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.contact-card__text {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.contact-card__text a {
  color: var(--text-primary);
  font-weight: 500;
  transition: opacity var(--transition-fast);
}

.contact-card__text a:hover {
  opacity: 0.6;
}

.contact-card__text strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
}

.footer__brand {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.footer__text {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer__links {
  display: flex;
  gap: 1.5rem;
}

.footer__links a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--text-primary);
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
  background: var(--accent-primary);
}

.back-to-top:hover {
  background: #333;
}

/* ============================================
   FOCUS VISIBLE
   ============================================ */
:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 2px;
}

/* ============================================
   REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ============================================
   RESPONSIVE — TABLET
   ============================================ */
@media (max-width: 767px) {
  :root {
    --nav-height: 68px;
  }

  .hero {
    min-height: auto;
    padding-top: calc(var(--nav-height) + 3rem);
    padding-bottom: 4rem;
  }

  .hero::before {
    width: 100%;
    height: 30%;
    top: auto;
    bottom: 0;
    right: 0;
  }

  .hero__actions {
    flex-direction: column;
  }

  .hero__actions .btn {
    width: 100%;
    text-align: center;
    justify-content: center;
  }

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

  .services-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .materials-grid {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .showroom__content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .showroom__image {
    height: 250px;
  }

  .quote-form__row {
    grid-template-columns: 1fr;
  }

  .info-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .nav__links.open {
    background: var(--bg-primary);
    border-left: 2px solid var(--accent-primary);
  }

  .section {
    padding: 3.5rem 0;
  }
}

/* ============================================
   RESPONSIVE — SMALL MOBILE
   ============================================ */
@media (max-width: 480px) {
  .hero__title {
    font-size: 2.8rem;
  }

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

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

  .portfolio__filters {
    gap: 0.35rem;
  }

  .portfolio__filter {
    font-size: 0.78rem;
    padding: 0.4rem 0.9rem;
  }

  .portfolio__image {
    height: 200px;
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }

  .footer__links {
    justify-content: center;
  }
}


/* ============================================
   COMPLIANCE BASELINE v1.2
   Footer multi-colonna + Cookie banner Garante 2021
   Aggiunto automaticamente da tools/inject-compliance.sh
   ============================================ */
.footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2rem;
  align-items: start;
}

.footer__col p {
  margin-bottom: 0.4rem;
}

.footer__col a {
  text-decoration: none;
  opacity: 0.85;
  transition: opacity 0.25s ease;
}

.footer__col a:hover {
  opacity: 1;
  text-decoration: underline;
}

.footer__legal {
  margin-top: 0.75rem;
  font-size: 0.78rem;
  font-style: italic;
  opacity: 0.6;
}

@media (max-width: 767px) {
  .footer__inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(20, 20, 20, 0.96);
  color: #f5f5f5;
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border-top: 2px solid currentColor;
  padding: 1.25rem 1rem;
  z-index: 10000;
  box-shadow: 0 -8px 30px rgba(0, 0, 0, 0.3);
}

.cookie-banner[hidden] {
  display: none;
}

.cookie-banner__inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  align-items: center;
}

.cookie-banner__text {
  font-size: 0.88rem;
  line-height: 1.6;
  margin: 0;
}

.cookie-banner__text a {
  color: inherit;
  text-decoration: underline;
}

.cookie-banner__actions {
  display: flex;
  gap: 0.75rem;
  flex-shrink: 0;
}

@media (max-width: 767px) {
  .cookie-banner__inner {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .cookie-banner__actions {
    width: 100%;
  }

  .cookie-banner__actions .btn {
    flex: 1;
  }
}