/* General Layout */
body {
  margin: 0;
  font-family: system-ui, sans-serif;
  background: #fff;
  color: #111;
}

main.site-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Header */
.site-header {
  background: #111;
  color: white;
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: 1rem 0;
}

.site-header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.5rem 0;
  border-top: 1px solid #333;
}

/* Logo */
.site-logo-wrapper {
  text-align: left;
  padding: 1rem 0 0.5rem;
}

.logo-large {
  height: 6rem;
  width: auto;
  display: block;
}

.logo-link img.logo-large {
  margin: 0;
  padding: 0;
  display: block;
}

@media (max-width: 768px) {
  .logo-large {
    height: 3rem;
  }
}

/* Brand Link */
.site-brand a {
  color: white;
  text-decoration: none;
  font-weight: bold;
  font-size: 1.2rem;
}

/* Desktop Navigation */
.desktop-nav ul {
  list-style: none;
  display: flex;
  gap: 1rem;
  margin: 0;
  padding: 0;
}

.desktop-nav li {
  position: relative;
}

.desktop-nav a {
  font-weight: bold;
  font-size: 1.5rem;
  color: white;
  padding: 0.75rem 1rem;
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.desktop-nav a:hover,
.desktop-nav a:focus {
  background-color: #1a1a1a;
  color: #00bfff;
  border-radius: 0.25rem;
}

.desktop-nav a.active {
  color: #00bfff;
  border-bottom: 2px solid #00bfff;
}

.desktop-nav .sub-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: #fff;
  color: #111;
  display: none;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  min-width: 180px;
}

.desktop-nav li:hover .sub-menu {
  display: block;
}

.desktop-nav .sub-menu li {
  border-bottom: 1px solid #eee;
}

.desktop-nav .sub-menu a {
  color: #111;
  display: block;
  padding: 0.75rem 1rem;
}

/* Mobile Navigation */
.hamburger {
  display: none;
  background: none;
  color: white;
  font-size: 1.5rem;
  border: none;
  margin-right: 1.5rem;
}

@media (max-width: 768px) {
  .desktop-nav {
    display: none;
  }

  .hamburger {
    display: block;
  }

  .site-header-inner {
    justify-content: space-between;
  }
}

.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 9;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 260px;
  height: 100%;
  background: #111;
  color: white;
  padding: 1rem;
  z-index: 10;
  overflow-y: auto;
}

.mobile-drawer a {
  color: white;
  text-decoration: none;
  display: block;
  padding: 0.5rem 0;
}

.mobile-nav ul {
  list-style: none;
  padding: 0;
}

.mobile-nav ul ul {
  padding-left: 1rem;
}

/* Hero */
.hero {
  background: #007acc;
  color: white;
  padding: 3rem 1rem;
  text-align: center;
}

.hero-title {
  font-size: 2rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.hero a.btn {
  font-size: 1.25rem;
  background: white;
  color: #007acc;
  padding: 0.75rem 1.5em;
  border-radius: 4px;
  font-weight: bold;
  text-decoration: none;
}

/* Buttons */
a.btn {
  display: inline-block;
  padding: 0.6em 1.2em;
  background-color: #0057b7;
  color: #fff;
  text-decoration: none;
  border-radius: 4px;
  font-weight: 600;
  transition: background-color 0.2s ease-in-out;
}

a.btn:hover {
  background-color: #004699;
}

/* Footer */
.site-footer {
  background: #111;         /* black */
  color: white;             /* white text */
  padding: 1rem;
  text-align: center;
  font-size: 0.9rem;
  border-top: 1px solid #333;
}

.site-footer a {
  color: #00bfff;
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}


/* Images */
img {
  transition: transform 0.2s ease;
}

img:hover {
  transform: scale(1.02);
}

.photo-block {
  text-align: center;
  margin: 2rem auto;
  max-width: 600px;
}

.photo-block img.responsive-img {
  width: 100%;
  height: auto;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.photo-block figcaption {
  font-size: 0.9rem;
  color: #666;
  margin-top: 0.5rem;
}

/* Anchor Scroll Offset */
a[id] {
  scroll-margin-top: 250px;
}
.lightbox img[src=""] {
  display: none;
}
/* --- Simple Scroll-Snap Carousel --- */
.carousel {
  position: relative;
  margin: 1.25rem auto;
  max-width: 960px;
}
.carousel-track {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-bottom: 8px;
}
.carousel-track::-webkit-scrollbar { height: 8px; }
.carousel-track::-webkit-scrollbar-thumb { background:#bbb; border-radius: 8px; }

.carousel .slide {
  flex: 0 0 85%;
  max-width: 85%;
  scroll-snap-align: center;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0,0,0,.08);
}
@media (min-width: 700px) {
  .carousel .slide { flex-basis: 75%; max-width: 75%; }
}
.slide figure { margin: 0; }
.slide img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px 8px 0 0;
}
.slide figcaption {
  font-size: .92rem;
  color: #666;
  padding: .5rem .75rem .75rem;
}

/* Controls */
.carousel-btn {
  position: absolute;
  top: 45%;
  transform: translateY(-50%);
  border: none;
  background: rgba(17,17,17,.65);
  color: #fff;
  width: 36px; height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: grid; place-items: center;
}
.carousel-btn:hover { background: rgba(17,17,17,.85); }
.carousel-btn[disabled] { opacity: .4; cursor: default; }
.carousel-btn.prev { left: -6px; }
.carousel-btn.next { right: -6px; }
/* Style for Spring 1971 context box */
.context-box {
  background-color: #f9f9f9;       /* light gray background */
  border-left: 4px solid #336699;  /* colored left border */
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  font-size: 0.95rem;
  line-height: 1.5;
}

.context-box h3 {
  margin-top: 0;
  color: #336699;                  /* header color matches border */
  font-size: 1.2rem;
  font-weight: bold;
}

.context-box ul {
  margin: 0.5rem 0 0 1rem;
  padding: 0;
}

.context-box li {
  margin-bottom: 0.5rem;
}