/* ============================================================
   VILLA MEDICI — Shared Stylesheet
   Antiquarian Italian Editorial
   ============================================================ */

/* --- Design Tokens --- */
:root {
  --primary:       #7D1F2E;
  --secondary:     #C9A870;
  --accent:        #D4A853;
  --bg:            #130D09;
  --surface:       #1E1410;
  --text:          #F0E8D5;
  --text-muted:    #BCA98C;
  --font-display:  'Bodoni Moda', Georgia, serif;
  --font-body:     'EB Garamond', Georgia, serif;
  --nav-height:    72px;
  --container-max: 1280px;
  --hairline:      1px solid rgba(201, 168, 112, 0.22);
  --transition:    0.3s ease;
  --radius:        0px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.78;
  min-height: 100vh;
  overflow-x: hidden;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- Base Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: 0.01em;
}
/* Contrast: --text #F0E8D5 on --bg #130D09 ≈ 13.8:1 — well above 4.5:1 body & 3:1 heading minimums */

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 2.8vw, 2.5rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.875rem); }
h5 { font-size: 1.375rem; }
h6 { font-size: 1.125rem; }

p {
  font-family: var(--font-body);
  color: var(--text);
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: 1.5rem;
}
p:last-child { margin-bottom: 0; }

a {
  color: var(--secondary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover  { color: var(--accent); }
a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }

/* --- Layout Utilities --- */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 3rem);
}

.section {
  padding-block: clamp(4rem, 10vw, 9rem);
  position: relative;
}

/* --- Navigation --- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--nav-height);
  background-color: rgba(19, 13, 9, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: var(--hairline);
}

.site-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 3rem);
}

.site-nav__logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.site-nav__logo-img {
  height: 42px;
  width: auto;
  object-fit: contain;
  filter: brightness(0.9) sepia(0.12);
  transition: filter var(--transition);
}
.site-nav__logo:hover .site-nav__logo-img {
  filter: brightness(1.1) sepia(0.04);
}

.site-nav__logo-text {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--secondary);
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.site-nav__links {
  display: flex;
  align-items: center;
  gap: clamp(0.6rem, 1.8vw, 1.75rem);
  list-style: none;
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-style: italic;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.07em;
  position: relative;
  padding-block: 0.3rem;
  transition: color var(--transition);
  white-space: nowrap;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--accent);
  transition: width var(--transition);
}
.nav-link:hover {
  color: var(--text);
}
.nav-link:hover::after {
  width: 100%;
}
.nav-link.is-active {
  color: var(--secondary);
}
.nav-link.is-active::after {
  width: 100%;
  background-color: var(--secondary);
}

/* Hamburger Button */
.site-nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
  z-index: 1001;
}
.site-nav__hamburger-bar {
  display: block;
  width: 100%;
  height: 1px;
  background-color: var(--secondary);
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}
.site-nav__hamburger[aria-expanded="true"] .site-nav__hamburger-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.site-nav__hamburger[aria-expanded="true"] .site-nav__hamburger-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.site-nav__hamburger[aria-expanded="true"] .site-nav__hamburger-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile Menu Overlay */
.site-nav__mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  top: var(--nav-height);
  background-color: rgba(19, 13, 9, 0.98);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.25rem;
  padding: 3rem 2rem;
}
.site-nav__mobile-menu.is-open {
  display: flex;
}
.site-nav__mobile-menu .nav-link {
  font-size: 1.45rem;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}
.site-nav__mobile-menu .nav-link:hover,
.site-nav__mobile-menu .nav-link.is-active {
  color: var(--secondary);
}
.site-nav__mobile-menu .nav-link::after {
  display: none;
}

/* --- Footer --- */
.site-footer {
  background-color: var(--surface);
  border-top: var(--hairline);
  padding-block: clamp(3rem, 6vw, 5.5rem);
  position: relative;
  overflow: hidden;
}

.site-footer__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 3rem);
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 3rem 4rem;
  align-items: start;
}

.site-footer__brand {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.site-footer__logo-img {
  height: 50px;
  width: auto;
  object-fit: contain;
  filter: brightness(0.82) sepia(0.18);
  opacity: 0.82;
  transition: opacity var(--transition), filter var(--transition);
}
.site-footer__logo-img:hover {
  opacity: 1;
  filter: brightness(0.95) sepia(0.1);
}

.site-footer__tagline {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 0.92rem;
  color: var(--text-muted);
  letter-spacing: 0.04em;
  line-height: 1.6;
  margin-bottom: 0;
}

.site-footer__nav {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.site-footer__nav-heading {
  font-family: var(--font-display);
  font-style: normal;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0.65;
  margin-bottom: 0.6rem;
}

.site-footer__nav-link {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.03em;
  display: block;
  transition: color var(--transition);
}
.site-footer__nav-link:hover {
  color: var(--secondary);
}

.site-footer__contact {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.site-footer__contact-heading {
  font-family: var(--font-display);
  font-style: normal;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0.65;
  margin-bottom: 0.6rem;
}

.site-footer__contact-text {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 0;
}

.site-footer__contact-link {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}
.site-footer__contact-link:hover {
  color: var(--secondary);
}

.site-footer__bottom {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 3rem);
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: var(--hairline);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-footer__copyright {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.07em;
  opacity: 0.6;
  margin-bottom: 0;
}

.site-footer__legal {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  align-items: center;
}

.site-footer__legal-link {
  font-family: var(--font-body);
  font-size: 0.78rem;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.07em;
  opacity: 0.6;
  transition: opacity var(--transition), color var(--transition);
}
.site-footer__legal-link:hover {
  opacity: 1;
  color: var(--secondary);
}

/* --- Signature Detail: Chapter Numerals ---
   Oversize Bodoni Moda italic Roman chapter numerals I / II / III,
   rendered at 20–30vw in a faded chianti-wash, bleeding half off-screen
   at every section break — purely atmospheric, like the ghosted page
   numbers of an aged Italian manuscript. Never functional. Impossible to unsee.
   ----------------------------------------------------------------- */
.chapter-numeral {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 700;
  font-size: clamp(9rem, 22vw, 30vw);
  color: var(--primary);
  opacity: 0.13;
  line-height: 0.82;
  pointer-events: none;
  user-select: none;
  position: absolute;
  z-index: 0;
  white-space: nowrap;
  right: -0.12em;
  top: 50%;
  transform: translateY(-50%);
  letter-spacing: -0.04em;
  aria-hidden: true;
}
/* Variant: bleed from the left margin */
.chapter-numeral--left {
  right: auto;
  left: -0.12em;
}
/* Variant: anchor near the bottom of a section */
.chapter-numeral--bottom {
  top: auto;
  bottom: -0.2em;
  transform: none;
}

/* --- Component: Display Heading --- */
.display-heading {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(3rem, 6vw, 6.5rem);
  color: var(--text);
  line-height: 1.04;
  letter-spacing: -0.01em;
}

/* --- Component: Section Title --- */
.section-title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.75rem, 3.5vw, 3rem);
  color: var(--text);
  line-height: 1.18;
  letter-spacing: 0.01em;
  margin-bottom: 1rem;
}
.section-title--ruled {
  padding-bottom: 1.1rem;
  border-bottom: var(--hairline);
  margin-bottom: 2.25rem;
}

/* --- Component: Body Text --- */
.body-text {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  color: var(--text);
  line-height: 1.88;
  max-width: 66ch;
}
.body-text--muted {
  color: var(--text-muted);
}

/* --- Component: Buttons --- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1rem;
  letter-spacing: 0.09em;
  color: var(--bg);
  background-color: var(--secondary);
  border: 1px solid var(--secondary);
  padding: 0.85rem 2.4rem;
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--transition), border-color var(--transition), color var(--transition);
}
.btn-primary:hover {
  background-color: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
}
.btn-primary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1rem;
  letter-spacing: 0.09em;
  color: var(--secondary);
  background-color: transparent;
  border: 1px solid rgba(201, 168, 112, 0.38);
  padding: 0.85rem 2.4rem;
  cursor: pointer;
  text-decoration: none;
  transition: border-color var(--transition), color var(--transition), background-color var(--transition);
}
.btn-secondary:hover {
  border-color: var(--secondary);
  background-color: rgba(201, 168, 112, 0.07);
  color: var(--accent);
}
.btn-secondary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* --- Component: Card --- */
.card {
  background-color: var(--surface);
  border: var(--hairline);
  overflow: hidden;
  position: relative;
  transition: border-color var(--transition), transform var(--transition);
}
.card:hover {
  border-color: rgba(201, 168, 112, 0.42);
  transform: translateY(-3px);
}

.card__media {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: brightness(0.88) sepia(0.1);
  transition: filter var(--transition);
}
.card:hover .card__media {
  filter: brightness(0.98) sepia(0.04);
}

.card__body {
  padding: 1.75rem 1.75rem 2rem;
}

.card__title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: 1.375rem;
  color: var(--text);
  margin-bottom: 0.75rem;
  line-height: 1.2;
}

.card__text {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.72;
  margin-bottom: 0;
}

/* --- Hairline Rule --- */
.hairline {
  border: none;
  border-top: var(--hairline);
  margin-block: clamp(2rem, 5vw, 4.5rem);
}

/* --- Section Break (chapter numeral host) --- */
.section-break {
  position: relative;
  overflow: hidden;
  min-height: 2rem;
  pointer-events: none;
  border-top: var(--hairline);
  margin-block: clamp(3rem, 7vw, 6rem);
}

/* --- Fade-in Animation --- */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in {
  opacity: 0;
  animation: fadeIn 0.85s ease forwards;
}
.fade-in--delay-1 { animation-delay: 0.1s; }
.fade-in--delay-2 { animation-delay: 0.22s; }
.fade-in--delay-3 { animation-delay: 0.38s; }
.fade-in--delay-4 { animation-delay: 0.54s; }

/* --- Inner Page Hero --- */
.page-hero {
  background-color: var(--surface);
  border-bottom: var(--hairline);
  padding-block: clamp(3rem, 7vw, 5.5rem);
  position: relative;
  overflow: hidden;
}

.page-hero__inner {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 3rem);
  position: relative;
  z-index: 1;
}

.page-hero__eyebrow {
  display: block;
  font-family: var(--font-body);
  font-style: normal;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: 0.7;
  margin-bottom: 1rem;
}

.page-hero__title {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(2.5rem, 5.5vw, 5.25rem);
  color: var(--text);
  line-height: 1.05;
  letter-spacing: -0.01em;
}

.page-hero__numeral {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 700;
  font-size: clamp(8rem, 20vw, 24vw);
  color: var(--primary);
  opacity: 0.1;
  line-height: 0.85;
  pointer-events: none;
  user-select: none;
  position: absolute;
  right: -0.08em;
  bottom: -0.18em;
  z-index: 0;
  white-space: nowrap;
}

/* ============================================================
   Responsive Breakpoints
   ============================================================ */

@media (max-width: 1024px) {
  .site-nav__links {
    gap: 0.85rem;
  }
  .nav-link {
    font-size: 0.8rem;
  }
  .site-footer__inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .site-nav__links {
    display: none;
  }
  .site-nav__hamburger {
    display: flex;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
    gap: 2.25rem;
  }
  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .chapter-numeral {
    font-size: clamp(6rem, 28vw, 18rem);
    opacity: 0.1;
  }

  .display-heading {
    font-size: clamp(2.5rem, 8vw, 4rem);
  }

  .page-hero__numeral {
    font-size: clamp(6rem, 26vw, 16rem);
    opacity: 0.08;
  }
}

/* ── Image quality defaults ── */
img { object-fit: cover; max-width: 100%; height: auto; }
img[class*="logo"], img[class*="icon"], img[class*="flag"] { object-fit: contain; }