:root {
  --ink: #1a1a2e;
  --paper: #faf8f3;
  --accent: #b5121b; /* newsprint red */
  --accent-dark: #8a0d14;
  --muted: #6b6b76;
  --border: #e3e0d8;
  --card: #ffffff;
  --shadow: 0 2px 10px rgba(0,0,0,0.06);
  --radius: 10px;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Georgia', 'Times New Roman', serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.muted { color: var(--muted); }
.hidden { display: none !important; }

/* Header */
.site-header {
  background: var(--ink);
  color: #fff;
  border-bottom: 4px solid var(--accent);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
}
.logo { font-size: 1.6rem; font-weight: 700; letter-spacing: 0.5px; }
.main-nav { display: flex; gap: 22px; }
.main-nav a { font-size: 0.95rem; opacity: 0.85; }
.main-nav a:hover { opacity: 1; text-decoration: underline; }
.city-btn {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.25);
  color: #fff;
  padding: 8px 14px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 0.9rem;
  font-family: inherit;
}
.city-btn:hover { background: rgba(255,255,255,0.2); }

/* Modal */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  display: flex; align-items: center; justify-content: center;
  z-index: 1000; padding: 20px;
}
.modal {
  background: #fff; border-radius: var(--radius); width: 100%; max-width: 560px;
  max-height: 80vh; display: flex; flex-direction: column; overflow: hidden;
}
.modal-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px; border-bottom: 1px solid var(--border);
}
.modal-head h3 { margin: 0; font-size: 1.2rem; }
.icon-btn { background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--muted); }
.city-grid { padding: 16px 20px; overflow-y: auto; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.city-chip {
  padding: 12px 14px; border: 1px solid var(--border); border-radius: 8px;
  cursor: pointer; font-size: 1rem; background: var(--paper);
}
.city-chip:hover { border-color: var(--accent); }
.city-chip .state { display: block; font-size: 0.8rem; color: var(--muted); }

/* Sections */
.section-title {
  font-size: 1.5rem; margin: 28px 0 16px; border-left: 5px solid var(--accent); padding-left: 12px;
}
.date-line { color: var(--muted); font-size: 0.95rem; margin-bottom: 8px; }

.edition-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 18px; margin-bottom: 40px;
}
.edition-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 20px; text-align: center; cursor: pointer; transition: transform .15s;
}
.edition-card:hover { transform: translateY(-3px); border-color: var(--accent); }
.edition-card img { max-width: 100%; height: 60px; object-fit: contain; margin-bottom: 12px; }
.edition-card h4 { margin: 0 0 6px; font-size: 1.1rem; }
.edition-card span { color: var(--muted); font-size: 0.85rem; }

/* Homepage city thumbnail grid (front-page previews) */
.city-thumb-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 22px; margin-bottom: 50px;
}
.city-thumb-card {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px; box-shadow: var(--shadow); transition: transform .15s, border-color .15s;
}
a.city-thumb-card:hover { transform: translateY(-4px); border-color: var(--accent); }
.city-thumb-card.disabled { opacity: 0.55; }
.city-thumb-name { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; display: flex; align-items: center; justify-content: center; gap: 8px; }
.city-icon { width: 26px; height: 26px; object-fit: cover; border-radius: 50%; }
.city-thumb-card img {
  width: 100%; aspect-ratio: 3/4; object-fit: cover; object-position: top;
  border: 1px solid var(--border); border-radius: 6px; margin-bottom: 10px; background: #fff;
}
.city-thumb-placeholder {
  width: 100%; aspect-ratio: 3/4; display: flex; align-items: center; justify-content: center;
  border: 1px dashed var(--border); border-radius: 6px; color: var(--muted); font-size: 0.85rem; margin-bottom: 10px;
}
.city-thumb-meta { font-size: 0.8rem; color: var(--muted); }


.empty-state {
  background: var(--card); border: 1px dashed var(--border); border-radius: var(--radius);
  padding: 40px 20px; text-align: center; color: var(--muted);
}

/* Newspaper viewer */
.viewer-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 10px 16px; margin: 20px 0; gap: 12px; flex-wrap: wrap;
}
.viewer-toolbar h2 { font-size: 1.1rem; margin: 0; }
.nav-btns { display: flex; gap: 8px; align-items: center; }
.nav-btns button {
  background: var(--ink); color: #fff; border: none; padding: 8px 14px;
  border-radius: 6px; cursor: pointer; font-family: inherit;
}
.nav-btns button:disabled { opacity: 0.4; cursor: not-allowed; }
.page-indicator { font-size: 0.95rem; color: var(--muted); min-width: 90px; text-align: center; }

.page-viewport {
  position: relative; display: inline-block; width: 100%;
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow);
}
.page-viewport img { display: block; width: 100%; height: auto; }
.hotspot {
  position: absolute; border: 2px solid rgba(181,18,27,0);
  background: rgba(181,18,27,0.0); cursor: pointer; transition: background .15s, border-color .15s;
}
.hotspot:hover {
  background: rgba(181,18,27,0.18); border-color: var(--accent);
}
.hotspot::after {
  content: attr(data-title);
  position: absolute; bottom: 100%; left: 0; margin-bottom: 4px;
  background: var(--ink); color: #fff; padding: 4px 8px; border-radius: 4px;
  font-size: 0.75rem; white-space: nowrap; opacity: 0; pointer-events: none;
  transition: opacity .15s; max-width: 260px; overflow: hidden; text-overflow: ellipsis;
}
.hotspot:hover::after { opacity: 1; }

/* Page thumbnail filmstrip */
.filmstrip-wrap {
  display: flex; align-items: center; gap: 8px; margin: 18px 0 40px;
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px;
}
.filmstrip-arrow {
  flex-shrink: 0; background: var(--ink); color: #fff; border: none; width: 34px; height: 34px;
  border-radius: 50%; cursor: pointer; font-size: 1rem; display:flex; align-items:center; justify-content:center;
}
.filmstrip-arrow:hover { background: var(--accent); }
.filmstrip-track {
  display: flex; gap: 10px; overflow-x: auto; scroll-behavior: smooth; padding: 4px 2px; flex: 1;
}
.filmstrip-thumb {
  flex-shrink: 0; width: 70px; cursor: pointer; text-align: center;
}
.filmstrip-thumb img {
  width: 70px; height: 96px; object-fit: cover; object-position: top;
  border: 2px solid var(--border); border-radius: 4px; display: block; background: #fff;
}
.filmstrip-thumb.active img { border-color: var(--accent); }
.filmstrip-thumb span { display: block; font-size: 0.72rem; color: var(--muted); margin-top: 4px; }
.filmstrip-thumb.active span { color: var(--accent); font-weight: 700; }

/* Article view */
.article-box {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px; margin: 20px 0 40px; box-shadow: var(--shadow);
}
.article-meta { color: var(--muted); font-size: 0.9rem; margin-bottom: 14px; }
.article-category {
  display: inline-block; background: var(--accent); color: #fff; font-size: 0.75rem;
  padding: 3px 10px; border-radius: 12px; margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.5px;
}
.article-box h1 { margin: 0 0 10px; font-size: 1.8rem; }
.article-box img { max-width: 100%; border-radius: 8px; margin: 16px 0; }
.article-content { font-size: 1.05rem; white-space: pre-wrap; }
.back-link { display: inline-block; margin-bottom: 14px; color: var(--accent); }

/* Archive */
.archive-controls { display: flex; gap: 12px; align-items: center; margin: 20px 0; flex-wrap: wrap; }
.archive-controls select, .archive-controls input {
  padding: 8px 12px; border: 1px solid var(--border); border-radius: 6px; font-family: inherit;
}
.date-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(110px,1fr)); gap: 10px; }
.date-chip {
  background: var(--card); border: 1px solid var(--border); border-radius: 8px; text-align: center;
  padding: 12px 8px; cursor: pointer;
}
.date-chip:hover { border-color: var(--accent); }

/* Footer */
.site-footer { border-top: 1px solid var(--border); margin-top: 60px; padding: 24px 0; color: var(--muted); font-size: 0.9rem; }

@media (max-width: 600px) {
  .header-inner { flex-wrap: wrap; gap: 10px; }
  .main-nav { order: 3; width: 100%; justify-content: center; }
}