/* ============================================================
   ESTETICA CRISTINA — Base
   Reset, tipografia, bottoni, utility di reveal condivise.
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--text-dark);
  background-color: var(--bg-ivory);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
address { font-style: normal; }
input, textarea, select { font: inherit; color: inherit; }

:focus-visible { outline: 1.5px solid var(--accent); outline-offset: 3px; }

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 1000;
  background: var(--accent);
  color: var(--bg-dark);
  padding: 0.75rem 1.5rem;
  font-weight: 500;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
}
.skip-link:focus { top: 1rem; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ─── Tipografia ────────────────────────────────────────────── */
h1, h2, h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
p { color: var(--text-dark-muted); font-weight: 300; }
em, i { font-style: italic; }

.section-title { font-size: var(--text-section); color: var(--text-dark); }
.section-title em { color: var(--text-dark); }

.eyebrow {
  display: block;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-dark-muted);
  margin-bottom: var(--sp-sm);
}
.eyebrow--light { color: var(--text-light-muted); }

/* Numero decorativo (01, 02...) in Italiana: unico uso di questo
   font oltre al logo, per restare un dettaglio, non una ripetizione. */
.index-number {
  display: block;
  font-family: var(--font-italiana);
  font-size: var(--text-sm);
  color: var(--text-dark-muted);
  margin-bottom: var(--sp-xs);
}
.index-number--light { color: var(--text-light-muted); }

/* ─── Layout ────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: calc(var(--max-w) + var(--pad-x) * 2);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}
section { position: relative; }

/* ─── Bottoni ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1rem 2.2rem;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  white-space: nowrap;
  border: 1px solid currentColor;
  border-radius: var(--radius);
  transition: background-color var(--t-fast), color var(--t-fast), border-color var(--t-fast);
}
.btn--dark {
  color: var(--text-dark);
  background-color: transparent;
}
.btn--dark:hover { background-color: var(--text-dark); color: var(--bg-ivory); }
.btn--light {
  color: var(--text-light);
  background-color: transparent;
}
.btn--light:hover { background-color: var(--text-light); color: var(--bg-dark); }
.btn--solid-dark {
  color: var(--bg-ivory);
  background-color: var(--text-dark);
  border-color: var(--text-dark);
}
.btn--solid-dark:hover { background-color: var(--accent); border-color: var(--accent); color: var(--text-dark); }
.btn--solid-light {
  color: var(--text-dark);
  background-color: var(--bg-ivory);
  border-color: var(--bg-ivory);
}
.btn--solid-light:hover { background-color: var(--accent); border-color: var(--accent); }

/* CTA primaria (Prenota, Invia richiesta): un filo dorato in più
   rispetto all'outline neutro, per risaltare anche a colpo d'occhio
   senza diventare un blocco pieno "gridato". */
.btn--cta {
  color: var(--accent);
  background-color: rgba(184, 150, 116, 0.1);
  border-color: rgba(184, 150, 116, 0.55);
}
.btn--cta:hover {
  background-color: rgba(184, 150, 116, 0.2);
  border-color: var(--accent);
  color: var(--accent);
}

/* Link testuale con freccia micro-animata: sostituisce il bottone
   pieno dove basta un invito discreto (hero, card servizi). */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.link-arrow__icon { transition: transform var(--t-fast); }
.link-arrow:hover .link-arrow__icon { transform: translateX(4px); }

/* ─── Reveal — IntersectionObserver (js/modules/reveal.js) ──────
   opacity + translateY + blur: appare una sola volta, mai un
   bounce/scale vistoso. */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  filter: blur(6px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out), filter 0.9s var(--ease-out);
  will-change: opacity, transform, filter;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  filter: blur(0);
}

/* ─── Clip reveal — immagini (js/modules/clip-reveal.js) ─────────
   "Messa a fuoco fotografica": sfocatura + leggera salita + scala,
   stesso vocabolario del reveal testi (opacity/blur/translateY) più
   una dimensione in scala dedicata alle immagini. Più lenta del
   reveal testi (1.2s vs 0.9s) perché un'immagine ha più superficie
   da "risolvere" all'occhio. Un ritardo (0.4s) prima di partire:
   l'immagine non scatta appena si intravede, aspetta mentre si
   continua a scrollare verso di lei. */
.clip-reveal {
  border-radius: var(--radius);
  opacity: 0;
  transform: translateY(24px) scale(1.06);
  filter: blur(10px);
  transition: opacity 1.2s var(--ease-out) 0.4s, transform 1.2s var(--ease-out) 0.4s, filter 1.2s var(--ease-out) 0.4s;
  will-change: opacity, transform, filter;
}
.clip-reveal.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}

/* ─── Hairline divider generico ── */
.hairline { border-top: 1px solid var(--hairline-dark); }
.hairline--light { border-top: 1px solid var(--hairline-light); }