/*
 * Font stack allineato al Mockup.html (guida grafica canonica):
 *   Italiana            — titoli/display (H1 hero, H2 sezioni, quote, card)
 *   Cormorant Garamond  — body serif (paragrafi, input, sub-hero)
 *   IBM Plex Mono       — etichette, eyebrow numerati, nav, meta, coordinate
 */
@import url('https://fonts.googleapis.com/css2?family=Italiana&family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,500&family=IBM+Plex+Mono:wght@300;400;500;600&display=swap');

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  font-size: 18px;                      /* Base innalzata: Cormorant è una serif sottile,
                                           il mockup lavora su body 18–21px */
}

@media (max-width: 768px) {
  html {
    font-size: 17px;                    /* Riduzione minima su mobile, mantenendo leggibilità */
  }
}

body {
  background-color: var(--color-bg-cream);
  color: var(--color-text-primary);
  font-family: var(--font-serif);
  font-weight: 500;                      /* Cormorant 400 è filiforme: 500 restituisce lettura piena */
  line-height: var(--lh-body);
  overflow-x: hidden;
  font-optical-sizing: auto;
  font-feature-settings: "kern" 1, "liga" 1, "onum" 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/*
 * Titoli — regola generale: Cormorant peso 500 (leggibile a ogni taglia).
 * Italiana resta riservata a H1/H2 grandi (hero + sezioni) dove il suo carattere
 * display essenziale si legge correttamente; usata su titoli piccoli diventa illeggibile.
 */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 500;
  color: var(--color-text-primary);
  line-height: var(--lh-section);
}

h1, h2 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.005em;
}

/* Link globali — accento terracotta del mockup */
a {
  color: var(--color-accent);
  text-decoration: none;
  transition: var(--transition-fast);
}
a:hover { color: var(--color-accent-hover); }

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, select, textarea {
  font: inherit;
  background: none;
  border: none;
  color: inherit;
}

button {
  cursor: pointer;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

.container-narrow {
  width: 100%;
  max-width: var(--container-width-narrow);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
}

section {
  padding-top: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
  position: relative;
}

@media (max-width: 768px) {
  section {
    padding-top: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
  }
}

/* Scroll Animation Classes (Intersection Observer) */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Accessible Hidden Styles */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Placeholder immagini mancanti — stile editoriale allineato al mockup */
img {
  position: relative;
  min-height: 150px;
  background-color: var(--color-bg-sand);
  display: flex;
  align-items: center;
  justify-content: center;
}

img::after {
  content: "Visual Asset: " attr(alt);
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-bg-sand);
  color: var(--color-text-meta);
  font-family: var(--font-mono);
  font-size: var(--fs-mono-sm);
  letter-spacing: var(--ls-mono-key);
  text-transform: uppercase;
  font-weight: 400;
  border: 1px dashed var(--color-divider);
  padding: 1rem;
  text-align: center;
  box-sizing: border-box;
}