/* ==========================================================================
   Fluid UI & Uniform Design System — Tempo di Scatto (Fabio Di Legge)
   Tipografia fluida con clamp(), spaziature adattive e micro-interazioni ultra-smooth
   ========================================================================== */

:root {
  /* Scale Tipografiche Fluide (Min 360px -> Max 1440px) */
  --fluid-title-brand: clamp(2.2rem, 5.2vw, 4.4rem);
  --fluid-sub-brand: clamp(1.1rem, 1.8vw, 1.55rem);
  --fluid-title-hero: clamp(1.35rem, 2.8vw + 0.2rem, 2.65rem);
  --fluid-title-section: clamp(1.75rem, 3.6vw + 0.4rem, 3.25rem);
  --fluid-title-card: clamp(1.15rem, 1.6vw + 0.2rem, 1.55rem);
  --fluid-body-lead: clamp(0.95rem, 0.6vw + 0.8rem, 1.15rem);
  --fluid-body: clamp(0.85rem, 0.3vw + 0.78rem, 0.95rem);
  --fluid-caption: clamp(0.7rem, 0.25vw + 0.62rem, 0.78rem);

  /* Spaziature e Dimensioni Fluide */
  --fluid-section-py: clamp(3.5rem, 6.5vw, 6.5rem);
  --fluid-section-px: clamp(1rem, 3.5vw, 2.5rem);
  --fluid-gap: clamp(1rem, 2.2vw, 2rem);
  --fluid-radius-card: clamp(14px, 1.4vw, 22px);
  --fluid-card-p: clamp(1.25rem, 2.2vw, 2rem);

  /* Curve di Animazione Fluide */
  --fluid-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --fluid-duration: 0.35s;
}

/* Tipografia Brand Intestazione ("TEMPO DI SCATTO") */
.fluid-brand-title {
  font-family: 'Cormorant Garamond', ui-serif, serif !important;
  font-size: var(--fluid-title-brand) !important;
  line-height: 1.05 !important;
  letter-spacing: 0.05em !important;
  text-transform: uppercase !important;
  white-space: nowrap !important;
  display: block;
}

.fluid-brand-sub {
  font-family: 'Cormorant Garamond', ui-serif, serif !important;
  font-size: var(--fluid-sub-brand) !important;
  line-height: 1.25 !important;
  font-style: italic !important;
  letter-spacing: 0.03em !important;
  display: block;
}

/* Tipografia Fluida Applicata */
.fluid-hero-title {
  font-size: var(--fluid-title-hero) !important;
  line-height: 1.15 !important;
  letter-spacing: 0.06em !important;
  white-space: nowrap !important;
}

.fluid-section-title {
  font-size: var(--fluid-title-section) !important;
  line-height: 1.05 !important;
  letter-spacing: 0.08em !important;
}

.fluid-card-title {
  font-size: var(--fluid-title-card) !important;
  line-height: 1.2 !important;
}

.fluid-body-text {
  font-size: var(--fluid-body) !important;
  line-height: 1.65 !important;
}

/* Card Fluide con Effetto Glassmorphic e Hover Lift */
.fluid-card {
  background: rgba(22, 22, 28, 0.4) !important;
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  border-radius: var(--fluid-radius-card) !important;
  padding: var(--fluid-card-p) !important;
  transition: transform var(--fluid-duration) var(--fluid-ease),
              border-color var(--fluid-duration) var(--fluid-ease),
              box-shadow var(--fluid-duration) var(--fluid-ease),
              background var(--fluid-duration) var(--fluid-ease) !important;
  position: relative;
}

.fluid-card:hover {
  transform: translateY(-4px) !important;
  border-color: rgba(255, 255, 255, 0.22) !important;
  background: rgba(28, 28, 36, 0.55) !important;
  box-shadow: 0 16px 36px -12px rgba(0, 0, 0, 0.7),
              0 0 0 1px rgba(255, 255, 255, 0.05),
              0 0 20px -8px rgba(255, 196, 57, 0.12) !important;
}

/* Pulsanti Fluidi con Scala e Transizione Naturale */
.fluid-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: clamp(0.65rem, 0.9vw + 0.35rem, 0.85rem) clamp(1.3rem, 1.8vw + 0.5rem, 2rem) !important;
  border-radius: 9999px !important;
  font-size: var(--fluid-caption) !important;
  letter-spacing: 0.18em !important;
  text-transform: uppercase !important;
  font-weight: 600 !important;
  transition: all var(--fluid-duration) var(--fluid-ease) !important;
  cursor: pointer;
  white-space: nowrap;
}

.fluid-btn:hover {
  transform: translateY(-2px) scale(1.015) !important;
  box-shadow: 0 8px 24px -6px rgba(0, 0, 0, 0.6) !important;
}

.fluid-btn:active {
  transform: translateY(0) scale(0.99) !important;
}

.fluid-btn-primary {
  background: #fafafa !important;
  color: #09090b !important;
  border: 1.5px solid #fafafa !important;
  font-weight: 700 !important;
}

.fluid-btn-primary:hover {
  background: transparent !important;
  color: #fafafa !important;
  border-color: #fafafa !important;
}

.fluid-btn-outline {
  background: transparent !important;
  color: #fafafa !important;
  border: 1.5px solid rgba(255, 255, 255, 0.5) !important;
}

.fluid-btn-outline:hover {
  background: #fafafa !important;
  color: #09090b !important;
  border-color: #fafafa !important;
}

/* Tokens e Fallback Utilità */
.text-background {
  color: #09090b !important;
}
.hover\:bg-foreground:hover {
  background-color: #fafafa !important;
}
.hover\:text-background:hover {
  color: #09090b !important;
}

/* Navigazione Globale Uniforme e Fluida */
.fluid-nav-container {
  padding-inline: var(--fluid-section-px);
  padding-block: clamp(1.5rem, 3.5vw, 3rem);
}

.fluid-nav-link {
  font-size: var(--fluid-caption) !important;
  letter-spacing: 0.22em !important;
  text-transform: uppercase !important;
  transition: color 0.2s var(--fluid-ease), opacity 0.2s var(--fluid-ease) !important;
  position: relative;
  padding-bottom: 2px;
}

.fluid-nav-link.active {
  color: #fafafa !important;
  font-weight: 700 !important;
  border-bottom: 1.5px solid #fafafa !important;
}

/* Zoom Fluido per Immagini Card */
.fluid-zoom-img {
  transition: transform 0.65s var(--fluid-ease) !important;
}

.group:hover .fluid-zoom-img {
  transform: scale(1.045) !important;
}

/* Spaziature Sezione Fluide */
.fluid-section-pad {
  padding-block: var(--fluid-section-py) !important;
  padding-inline: var(--fluid-section-px) !important;
}

/* Footer Uniforme */
.fluid-footer {
  padding-block: clamp(3rem, 5vw, 4.5rem) !important;
  padding-inline: var(--fluid-section-px) !important;
}

/* Card Interattive Cliccabili con Affordance Estesa */
.fluid-card-clickable {
  cursor: pointer;
}
.fluid-card-clickable:hover {
  border-color: rgba(255, 255, 255, 0.28) !important;
}
.fluid-card-clickable:hover .fluid-card-cta {
  transform: translateX(4px);
  color: #ffffff !important;
}
.fluid-card-cta {
  transition: transform var(--fluid-duration) var(--fluid-ease),
              color var(--fluid-duration) var(--fluid-ease) !important;
}

/* Badge Iconografico d'Autore per Servizi e Schede */
.fluid-icon-badge {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fafafa;
  margin-bottom: 0.75rem;
  transition: all var(--fluid-duration) var(--fluid-ease);
}
.fluid-card:hover .fluid-icon-badge {
  background: rgba(255, 196, 57, 0.12);
  border-color: rgba(255, 196, 57, 0.4);
  color: #ffc439;
  transform: translateY(-2px);
}

/* Stabilità Dimensionale e Prevenzione Layout Shift (CLS) per le Card Galleria */
.photo-item { content-visibility: auto; contain-intrinsic-size: auto 520px; }
.photo-item > div:first-child {
  width: 100% !important;
  height: 28rem !important;
  max-height: 28rem !important;
  aspect-ratio: 4 / 5 !important;
  background: rgba(22, 22, 28, 0.6) !important;
  position: relative !important;
  overflow: hidden !important;
}
.photo-item img.fluid-zoom-img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  object-position: center !important;
  display: block !important;
  image-rendering: -webkit-optimize-contrast;
}
/* Adattamento Responsivo per Smartphone e Orientamento Orizzontale (Landscape) */
@media (max-width: 640px) {
  .photo-item > div:first-child {
    height: 20rem !important;
    max-height: 20rem !important;
    aspect-ratio: 1 / 1 !important;
  }
  .photo-skeleton-thumb { height: 20rem; }
}
@media (orientation: landscape) and (max-height: 550px) {
  .photo-item > div:first-child {
    height: 15rem !important;
    max-height: 15rem !important;
    aspect-ratio: 16 / 10 !important;
  }
  .photo-skeleton-thumb { height: 15rem; }
}
/* Skeleton Placeholder per Transizione Fluida Senza Scatti */
.photo-skeleton-card {
  border-radius: var(--radius);
  background: rgba(22, 22, 28, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 0;
  overflow: hidden;
}
.photo-skeleton-thumb {
  width: 100%;
  height: 28rem;
  background: linear-gradient(90deg, rgba(255,255,255,0.02) 25%, rgba(255,255,255,0.06) 50%, rgba(255,255,255,0.02) 75%);
  background-size: 200% 100%;
  animation: skeletonPulse 1.8s ease-in-out infinite;
}
@keyframes skeletonPulse { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }