/* ── Design tokens ── Gagosian-inspired: monochrome, editorial, generous space ── */
:root {
  --black:      #111111;
  --white:      #ffffff;
  --paper:      #f6f5f2;
  --gray:       #6e6e6e;
  --line:       #dddad4;

  --serif: 'Fraunces', Georgia, serif;
  --sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;

  --radius: 0;
  --transition: 0.25s ease;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--white);
  color: var(--black);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a   { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: var(--sans); }
address { font-style: normal; }

.hidden { display: none !important; }

/* ── Navigation ── */
nav {
  position: sticky;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.4rem 2.5rem;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.logo {
  font-family: var(--serif);
  font-size: 1.05rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--black);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 2.4rem;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2.4rem;
}
nav ul a {
  color: var(--black);
  font-size: 0.72rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}
nav ul a:hover,
nav ul a.active { border-color: var(--black); }

.lang-toggle { display: flex; gap: 0.5rem; align-items: center; }
.lang-btn {
  background: none;
  border: none;
  color: var(--gray);
  padding: 0.2rem 0;
  font-size: 0.72rem;
  letter-spacing: 1px;
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
}
.lang-btn.active,
.lang-btn:hover { color: var(--black); border-color: var(--black); }
.lang-sep { color: var(--line); font-size: 0.72rem; }

/* ── Mobile nav toggle ── */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 22px;
  height: 16px;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--black);
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ── Hero ── */
.hero {
  min-height: 92vh;
  background:
    linear-gradient(to bottom, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.55) 100%),
    url('../images/aerial.jpeg') center / cover no-repeat;
  background-color: var(--black);
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  color: white;
  padding: 4rem 2.5rem;
}

.hero-content { max-width: 900px; }

.hero-content .subtitle {
  font-size: 0.78rem;
  letter-spacing: 4px;
  color: rgba(255,255,255,0.75);
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}

.hero-content h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.6rem, 7vw, 6rem);
  text-transform: none;
  color: white;
  line-height: 1.05;
  margin-bottom: 1.8rem;
}

.hero-badge {
  display: inline-block;
  border-top: 1px solid rgba(255,255,255,0.5);
  padding-top: 0.8rem;
  color: rgba(255,255,255,0.85);
  font-size: 0.72rem;
  letter-spacing: 2.5px;
  text-transform: uppercase;
}

/* ── Shared section layout ── */
.section-pad {
  padding: 7rem 2.5rem;
  max-width: 1180px;
  margin: 0 auto;
}

.section-label {
  font-size: 0.68rem;
  letter-spacing: 3.5px;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 0.6rem;
}

h2 {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 2.4rem;
  color: var(--black);
  margin-bottom: 3rem;
  padding-bottom: 1.6rem;
  border-bottom: 1px solid var(--line);
}

/* ── History section ── */
.history-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.history-text p {
  margin-bottom: 1.3rem;
  color: #333;
  font-size: 0.98rem;
}
.history-text p:last-child { margin-bottom: 0; }

.history-photos {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  position: sticky;
  top: 6.5rem;
}

.history-image {
  overflow: hidden;
}
.history-image img { width: 100%; display: block; aspect-ratio: 4/3; object-fit: cover; }
.history-image .img-fallback {
  background: var(--paper);
  border: 1px solid var(--line);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray);
  font-size: 0.72rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-align: center;
  padding: 1rem;
}

/* ── Info band ── */
.info-band,
.band-paper {
  background: var(--paper);
  padding: 7rem 2.5rem;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.info-band-inner {
  max-width: 1180px;
  margin: 0 auto;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}
.info-card {
  padding: 0 2.2rem;
  border-left: 1px solid var(--line);
}
.info-card:first-child { padding-left: 0; border-left: none; }
.info-card h3 {
  font-size: 0.7rem;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--black);
  margin-bottom: 0.9rem;
}
.info-card p {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 1.7;
}

/* ── Visits band ── */
.visits-band {
  background: var(--white);
  padding: 7rem 0;
}
.visits-text {
  max-width: 640px;
  color: #333;
  font-size: 0.98rem;
  margin-bottom: 1.8rem;
}
.contact-link {
  display: inline-block;
  font-family: var(--serif);
  font-size: 1.2rem;
  color: var(--black);
  border-bottom: 1px solid var(--black);
  padding-bottom: 0.2rem;
  transition: opacity var(--transition);
}
.contact-link:hover { opacity: 0.6; }

/* ── Buttons ── */
.btn-primary {
  background: var(--black);
  color: var(--white);
  border: 1px solid var(--black);
  padding: 1rem 2.4rem;
  font-family: var(--sans);
  font-size: 0.78rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  transition: all var(--transition);
}
.btn-primary:hover { background: var(--white); color: var(--black); }

/* ── Footer ── */
footer {
  background: var(--white);
  color: var(--gray);
  text-align: center;
  padding: 3rem 1rem;
  font-size: 0.75rem;
  letter-spacing: 1px;
  border-top: 1px solid var(--line);
}
footer p + p { margin-top: 0.5rem; }

/* ── Event page specific ── */
.event-hero {
  min-height: 70vh;
  background: var(--black);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  padding: 4rem 2.5rem;
}
.event-hero .subtitle {
  font-size: 0.78rem;
  letter-spacing: 4px;
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
  margin-bottom: 1.4rem;
}
.event-hero h1 {
  font-family: var(--serif);
  font-weight: 400;
  font-style: italic;
  font-size: clamp(2.4rem, 6vw, 5rem);
  color: white;
  line-height: 1.15;
  margin-bottom: 1.6rem;
}
.event-hero .dates {
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  border-top: 1px solid rgba(255,255,255,0.4);
  padding-top: 1rem;
  display: inline-block;
}

.event-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.event-meta-item {
  padding: 2rem 1.6rem;
  border-left: 1px solid var(--line);
  text-align: center;
}
.event-meta-item:first-child { border-left: none; }
.event-meta-item .label {
  font-size: 0.62rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gray);
  margin-bottom: 0.6rem;
}
.event-meta-item .value {
  font-family: var(--serif);
  font-size: 1.1rem;
  color: var(--black);
}

.event-body {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 5rem;
  align-items: start;
}
.event-body h2 { max-width: 520px; }
.event-body .lead {
  font-family: var(--serif);
  font-size: 1.3rem;
  color: var(--black);
  margin-bottom: 1.6rem;
  line-height: 1.5;
}
.event-body p {
  color: #333;
  font-size: 0.97rem;
  margin-bottom: 1.2rem;
}

.artist-card {
  border: 1px solid var(--line);
  padding: 2.2rem;
}
.artist-card .section-label { margin-bottom: 1rem; }
.artist-card h3 {
  font-family: var(--serif);
  font-size: 1.3rem;
  margin-bottom: 0.8rem;
}
.artist-card p {
  font-size: 0.9rem;
  color: var(--gray);
  line-height: 1.7;
}

.rsvp-band {
  background: var(--paper);
  border-top: 1px solid var(--line);
  padding: 7rem 2.5rem;
  text-align: center;
}
.rsvp-band-inner { max-width: 560px; margin: 0 auto; }
.rsvp-band .section-label { justify-content: center; }

/* ── Photo blocks (En Marge timeline) ── */
.photo-block img { width: 100%; display: block; object-fit: cover; }
.photo-block .caption {
  margin-top: 0.9rem;
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.82rem;
  color: var(--gray);
  line-height: 1.5;
}

.photo-trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin-top: 3rem;
}

.timeline-entry {
  padding: 5rem 0;
}
.timeline-entry:first-child { padding-top: 0; }
.timeline-entry + .timeline-entry { border-top: 1px solid var(--line); }
.timeline-entry .event-body { align-items: start; }

.committee-list {
  columns: 2;
  column-gap: 4rem;
  max-width: 700px;
  margin-top: 2rem;
}
.committee-list p {
  font-family: var(--serif);
  font-size: 1.05rem;
  color: var(--black);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--line);
  break-inside: avoid;
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .history-grid,
  .info-grid,
  .event-body { grid-template-columns: 1fr; }
  .history-photos { position: static; order: -1; }
  .event-meta { grid-template-columns: repeat(2, 1fr); }
  .event-meta-item:nth-child(3) { border-left: none; }
  .info-card { border-left: none; padding-left: 0; border-top: 1px solid var(--line); padding-top: 1.6rem; }
  .info-card:first-child { border-top: none; padding-top: 0; }
  .photo-trio { grid-template-columns: 1fr; }
  .committee-list { columns: 1; }

  nav ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 1.4rem;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    padding: 1.5rem 2.5rem 2rem;
  }
  nav ul.show { display: flex; }
  .nav-toggle { display: flex; }
}
@media (max-width: 480px) {
  .event-meta { grid-template-columns: 1fr; }
  .event-meta-item { border-left: none; border-top: 1px solid var(--line); }
  .event-meta-item:first-child { border-top: none; }
}