/* ===================================================
   SHARED.CSS — One Fast Find
   Aesthetic reference: PERETTI Italy brand guidelines
   Palette: Nero #000000 · Bianca #FFFFFF · Grigio #78777A
   Typefaces: Cinzel (Trajan Pro web equiv.) · Jost (Avenir web equiv.)
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;500;700&family=Jost:ital,wght@0,300;0,400;0,500;1,300&display=swap');

/* ===== VARIABLES ===== */
:root {
  --nero:          #000000;
  --bianca:        #FFFFFF;
  --grigio:        #78777A;
  --grigio-light:  #CBCBCB;
  --grigio-pale:   #F5F5F5;
  --text-muted:    #78777A;
  --font-display:  'Cinzel', 'Trajan Pro', Georgia, serif;
  --font-body:     'Jost', 'Avenir', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width:     1200px;
  --article-width: 760px;
  --ease:          0.22s ease;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--bianca);
  color: var(--nero);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { padding-left: 1.5rem; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
  color: var(--nero);
}
h1 { font-size: clamp(1.7rem, 4vw, 2.8rem); letter-spacing: 0.2em; }
h2 { font-size: clamp(1.2rem, 2.8vw, 1.75rem); letter-spacing: 0.18em; }
h3 { font-size: clamp(1rem, 1.8vw, 1.35rem); letter-spacing: 0.12em; }
p { margin-bottom: 2rem; font-weight: 300; }
p:last-child { margin-bottom: 0; }
strong { font-weight: 500; }

/* ===== NAV ===== */
.site-nav {
  background: var(--bianca);
  border-bottom: 1px solid var(--nero);
  position: sticky;
  top: 0;
  z-index: 200;
}
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.75rem 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--nero);
  letter-spacing: 0.38em;
  text-transform: uppercase;
}
.nav-logo span { color: var(--nero); }
.nav-links {
  display: flex;
  gap: 3rem;
  list-style: none;
}
.nav-links a {
  font-family: var(--font-body);
  font-size: 0.62rem;
  font-weight: 300;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--nero);
  transition: color var(--ease);
}
.nav-links a:hover,
.nav-links a.active { color: var(--grigio); }

/* ===== PAGE HERO ===== */
.page-hero {
  background: var(--bianca);
  border-bottom: 1px solid var(--grigio-light);
  padding: 8rem 2.5rem;
  text-align: center;
}
.page-hero .tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 300;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: var(--grigio);
  margin-bottom: 1.75rem;
}
.page-hero h1 { margin-bottom: 1.25rem; }
.page-hero .lead {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 300;
  color: var(--grigio);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.9;
}

/* ===== ARTICLE GRID SECTION ===== */
.articles-section {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 7rem 2.5rem;
}
.section-header {
  margin-bottom: 4rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--nero);
}
.section-header h2 { margin-bottom: 0.5rem; }
.section-header .section-sub {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--grigio);
}
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(310px, 1fr));
  gap: 0;
}

/* ===== ARTICLE CARD ===== */
.article-card {
  background: var(--bianca);
  padding: 3rem 2.5rem 3rem 0;
  border-bottom: 1px solid var(--grigio-light);
  display: flex;
  flex-direction: column;
}
.card-tag {
  font-family: var(--font-body);
  font-size: 0.58rem;
  font-weight: 300;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--grigio);
  margin-bottom: 0.75rem;
}
.article-card h3 {
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  line-height: 1.42;
  margin-bottom: 0.9rem;
  transition: color var(--ease);
}
.article-card:hover h3 { color: var(--grigio); }
.article-card .card-excerpt {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 300;
  color: var(--grigio);
  line-height: 1.78;
  flex-grow: 1;
  margin-bottom: 1.75rem;
}
.card-link {
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 300;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--nero);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: gap var(--ease);
}
.article-card:hover .card-link { gap: 0.8rem; }

/* ===== ARTICLE HEADER ===== */
.article-header {
  background: var(--bianca);
  border-bottom: 1px solid var(--grigio-light);
  padding: 7rem 2.5rem;
}
.article-header-inner {
  max-width: var(--article-width);
  margin: 0 auto;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 300;
  letter-spacing: 0.18em;
  color: var(--grigio);
  margin-bottom: 2rem;
}
.breadcrumb a { transition: color var(--ease); }
.breadcrumb a:hover { color: var(--nero); }
.breadcrumb-sep { opacity: 0.4; }
.article-tag {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.58rem;
  font-weight: 300;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--grigio);
  margin-bottom: 1.5rem;
}
.article-header h1 { margin-bottom: 1.75rem; }
.article-intro {
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--grigio);
  line-height: 1.9;
  border-left: 1px solid var(--nero);
  padding-left: 1.75rem;
}
.article-meta {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 2.5rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--grigio-light);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 300;
  letter-spacing: 0.12em;
  color: var(--grigio);
}

/* ===== ARTICLE BODY ===== */
.article-body {
  max-width: var(--article-width);
  margin: 0 auto;
  padding: 6rem 2.5rem;
}
.article-header + img {
  max-height: 500px;
  width: 100%;
  object-fit: cover;
  display: block;
  margin: 0 auto 5rem;
}
.article-body h2 {
  margin-top: 4rem;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--grigio-light);
  font-size: clamp(1.1rem, 2.2vw, 1.5rem);
}
.article-body > h2:first-child { margin-top: 0; }
.article-body p {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 300;
  color: var(--nero);
}
.article-body li {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 300;
  margin-bottom: 0.5rem;
  line-height: 1.78;
}
.article-body ul,
.article-body ol { margin-bottom: 1.5rem; }

/* ===== CALLOUT ===== */
.callout {
  background: var(--grigio-pale);
  border-left: 1px solid var(--nero);
  padding: 1.75rem 2rem;
  margin: 3rem 0;
}
.callout-terracotta { border-left-color: var(--nero); }
.callout-green      { border-left-color: var(--grigio); }
.callout-label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.58rem;
  font-weight: 400;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--grigio);
  margin-bottom: 0.75rem;
}
.callout-terracotta .callout-label { color: var(--nero); }
.callout-green      .callout-label { color: var(--grigio); }
.callout p {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 300;
  margin-bottom: 0;
  line-height: 1.78;
}

/* ===== CTA BLOCK ===== */
.article-cta {
  background: var(--nero);
  color: var(--bianca);
  padding: 3.5rem;
  margin: 4rem 0;
  text-align: center;
}
.article-cta h3 {
  font-family: var(--font-display);
  color: var(--bianca);
  font-size: 1.45rem;
  letter-spacing: 0.2em;
  margin-bottom: 0.75rem;
}
.article-cta p {
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 300;
  color: rgba(255,255,255,0.6);
  margin-bottom: 2rem;
  max-width: 440px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 0.9rem 2.75rem;
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 300;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid currentColor;
  border-radius: 0;
  cursor: pointer;
  transition: background var(--ease), color var(--ease), border-color var(--ease);
}
.btn:hover {
  background: var(--nero);
  color: var(--bianca);
  border-color: var(--nero);
}
.btn-cream {
  color: var(--nero);
  border-color: var(--nero);
}
.btn-cream:hover {
  background: var(--nero);
  color: var(--bianca);
  border-color: var(--nero);
}
.btn-terracotta {
  color: var(--bianca);
  border-color: var(--bianca);
}
.btn-terracotta:hover {
  background: var(--bianca);
  color: var(--nero);
  border-color: var(--bianca);
}

/* ===== DIVIDER ===== */
.divider {
  border: none;
  border-top: 1px solid var(--grigio-light);
  margin: 3.5rem 0;
}

/* ===== FOOTER ===== */
.site-footer {
  background: var(--nero);
  color: rgba(255,255,255,0.5);
  padding: 5rem 2.5rem 2.5rem;
  margin-top: 0;
}
.footer-inner { max-width: var(--max-width); margin: 0 auto; }
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 4rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 2rem;
}
.footer-brand .nav-logo {
  color: var(--bianca);
  display: inline-block;
  margin-bottom: 1.25rem;
}
.footer-brand p {
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 300;
  line-height: 1.78;
  max-width: 280px;
  letter-spacing: 0.04em;
}
.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.58rem;
  font-weight: 300;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--bianca);
  margin-bottom: 1.25rem;
}
.footer-col ul { list-style: none; padding: 0; }
.footer-col li { margin-bottom: 0.6rem; }
.footer-col a {
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  transition: color var(--ease);
}
.footer-col a:hover { color: var(--bianca); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 300;
  letter-spacing: 0.1em;
}

/* ===== FORMS ===== */
.form-group { margin-bottom: 1.75rem; }
label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 300;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  color: var(--nero);
}
input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
  width: 100%;
  padding: 0.85rem 1.1rem;
  border: 1px solid var(--grigio-light);
  border-radius: 0;
  background: var(--bianca);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--nero);
  transition: border-color var(--ease);
  appearance: none;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--nero);
}
textarea { resize: vertical; min-height: 130px; }

/* ===== PROSE PAGE (privacy / terms) ===== */
.prose-page {
  max-width: 720px;
  margin: 0 auto;
  padding: 6rem 2.5rem;
}
.prose-page h2 {
  margin-top: 3rem;
  margin-bottom: 1rem;
  font-size: 1.3rem;
}
.prose-page p, .prose-page li {
  font-family: var(--font-body);
  font-size: 0.97rem;
  font-weight: 300;
  color: var(--nero);
  line-height: 1.9;
}
.prose-page ul { margin-bottom: 1.5rem; }
.prose-page li { margin-bottom: 0.4rem; }

/* ===== ABOUT PAGE ===== */
.about-grid {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 7rem 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: start;
}
.about-copy h2 { margin-bottom: 1.5rem; }
.about-copy p {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 300;
  color: var(--nero);
  line-height: 1.9;
}
.about-sidebar {
  background: var(--grigio-pale);
  border: 1px solid var(--grigio-light);
  padding: 2.5rem;
}
.about-sidebar h3 { font-size: 1.1rem; margin-bottom: 1.25rem; }
.about-sidebar ul { list-style: none; padding: 0; }
.about-sidebar li {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 300;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--grigio-light);
  color: var(--nero);
}
.about-sidebar li:last-child { border-bottom: none; }

/* ===== CONTACT PAGE ===== */
.contact-wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 7rem 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 6rem;
  align-items: start;
}
.contact-info h2 { margin-bottom: 1.25rem; }
.contact-info p {
  font-family: var(--font-body);
  font-size: 0.97rem;
  font-weight: 300;
  color: var(--nero);
  line-height: 1.9;
}
.contact-form-box {
  background: var(--grigio-pale);
  border: 1px solid var(--grigio-light);
  padding: 3rem;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: span 2; }
  .about-grid  { grid-template-columns: 1fr; gap: 3rem; }
  .contact-wrap { grid-template-columns: 1fr; gap: 3rem; }
}
@media (max-width: 680px) {
  .nav-links { gap: 1.5rem; }
  .article-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-brand { grid-column: span 1; }
  .page-hero { padding: 5rem 1.5rem; }
  .article-body { padding: 3.5rem 1.25rem 5rem; }
  .article-header { padding: 4rem 1.25rem 3rem; }
  .article-cta { padding: 2.5rem 1.5rem; }
}
@media (max-width: 480px) {
  .nav-links { display: none; }
}