:root {
  --bg: #fafafa;
  --surface: #fff;
  --border: #e0e0e0;
  --text: #222;
  --text-sub: #666;
  --accent: #1a5fb4;
  --accent-hover: #134a8e;
  --tag-bg: #eef3fb;
  --tag-text: #1a5fb4;
  --radius: 6px;
}

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

body {
  font-family: "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100dvh;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
  color: var(--accent-hover);
}

/* Layout */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
}
.site-header .inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.site-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
}
.site-title:hover {
  text-decoration: none;
}
.site-nav {
  display: flex;
  gap: 16px;
  font-size: 0.9rem;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 32px 20px;
}

/* Page heading */
.page-heading {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.page-description {
  color: var(--text-sub);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

/* Breadcrumb */
.breadcrumb {
  font-size: 0.85rem;
  color: var(--text-sub);
  margin-bottom: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
}
.breadcrumb span::after {
  content: " ›";
  margin-left: 4px;
}
.breadcrumb span:last-child::after {
  content: "";
}

.incident-list-controls {
  margin-bottom: 1rem;
}
.shuffle-btn {
  padding: 0.4rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  font-size: 0.9rem;
}
.shuffle-btn:hover {
  background: var(--tag-bg);
}

/* Incident card */
.incident-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.incident-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: box-shadow 0.15s;
}
.incident-card:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.incident-date {
  font-size: 0.8rem;
  color: var(--text-sub);
  margin-bottom: 4px;
}
.incident-summary {
  font-size: 1rem;
  font-weight: 500;
  margin-bottom: 10px;
}
.incident-meta {
  display: flex;
  flex-wrap: wrap;
  row-gap: 9px;
  column-gap: 16px;
  align-items: center;
  font-size: 0.85rem;
}
.incident-actors,
.incident-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
}
.incident-actors .label,
.incident-categories .label {
  color: var(--text-sub);
  margin-right: 2px;
}
.tag {
  display: inline-block;
  background: var(--tag-bg);
  color: var(--tag-text);
  padding: 2px 10px;
  border-radius: 100px;
  font-size: 0.8rem;
  white-space: nowrap;
}
.tag.tag-nolink {
  color: #000;
}
.tag.tag-category {
  background: #f0f0f0;
}
/* Actor info icon & popup */
.actor-tag-wrap {
  display: inline-flex;
  align-items: center;
  position: relative;
  gap: 2px;
}
.info-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  background: var(--tag-bg);
  color: var(--accent);
  font-size: 0.7rem;
  font-weight: 700;
  font-style: italic;
  cursor: pointer;
  line-height: 1;
  padding: 0;
  flex-shrink: 0;
}
.info-icon:hover {
  background: var(--accent);
  color: #fff;
}
.info-popup {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 16px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  z-index: 100;
  min-width: 180px;
  white-space: nowrap;
}
.info-popup.show {
  display: block;
}
.info-popup-title {
  font-size: 0.8rem;
  color: var(--text-sub);
  margin-bottom: 6px;
}
.info-popup ul {
  list-style: none;
}
.info-popup li {
  padding: 2px 0;
  font-size: 0.85rem;
}

.incident-links {
  margin-top: 8px;
  font-size: 0.85rem;
}
.incident-links a {
  word-break: break-all;
}

/* Sidebar-style lists on index */
.section-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
}
@media (max-width: 640px) {
  .section-grid {
    grid-template-columns: 1fr;
  }
}
.section-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.section-box h2 {
  font-size: 1rem;
  margin-bottom: 12px;
  font-weight: 600;
}
.section-box ul {
  list-style: none;
}
.section-box li {
  padding: 4px 0;
  font-size: 0.9rem;
}

/* Person list (actor-category detail) */
.person-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}
.person-list li a {
  display: inline-block;
  background: var(--tag-bg);
  color: var(--tag-text);
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 0.9rem;
  transition: background 0.15s, color 0.15s;
}
.person-list li a:hover {
  background: var(--accent);
  color: #fff;
  text-decoration: none;
}

/* Footer */
.site-footer {
  text-align: center;
  padding: 32px 20px;
  color: var(--text-sub);
  font-size: 0.8rem;
}

/* Back to top */
.back-to-top a {
  color: var(--text-sub);
  font-size: 0.8rem;
}
.back-to-top a:hover {
  color: var(--accent-hover);
}

/* Empty state */
.empty {
  color: var(--text-sub);
  font-style: italic;
  padding: 20px 0;
}