:root {
  --bg: #0f1116;
  --panel: #171b23;
  --panel-2: #1f2530;
  --text: #e7ecf5;
  --muted: #9ba4b5;
  --accent: #6fb1ff;
  --border: #252b35;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  background: radial-gradient(circle at 20% 20%, rgba(111, 177, 255, 0.12), transparent 35%),
    radial-gradient(circle at 80% 10%, rgba(76, 90, 255, 0.12), transparent 30%),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 16px 48px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}

.title-block {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
  color: var(--muted);
}

h1 {
  margin: 4px 0;
  font-size: 24px;
}

.lede {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.lang-toggle {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-weight: 600;
  cursor: pointer;
  align-self: center;
}

.controls {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
}

.control {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.control label {
  font-size: 13px;
  color: var(--muted);
}

.control input,
.control select {
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
}

/* 長い option / カテゴリ名対策 */
.control select {
  width: 100%;
  max-width: 100%;
}

.content {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
}

.results-panel,
.detail-panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  min-height: 420px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}

.results-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

.results-header h2 {
  margin: 0;
  font-size: 18px;
}

.result-count {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.results-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 10px;
}

.result-item {
  border: 1px solid var(--border);
  background: var(--panel-2);
  border-radius: 10px;
  padding: 10px 12px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  transition: border-color 0.2s ease, transform 0.1s ease;
}

.result-item:hover,
.result-item:focus {
  outline: none;
  border-color: var(--accent);
}

.result-item.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.result-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.result-title {
  margin: 0;
  font-weight: 700;
}

.result-subtitle,
.result-meta {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.result-meta {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.result-badge {
  align-self: center;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(111, 177, 255, 0.18);
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 12px;
  white-space: nowrap;
}

.empty-state {
  margin-top: 16px;
  padding: 14px;
  border-radius: 10px;
  border: 1px dashed var(--border);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
}

.detail-placeholder {
  margin: 0;
  color: var(--muted);
}

.detail {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.detail-category {
  margin: 0;
  color: var(--accent);
  font-size: 13px;
}

.detail h3 {
  margin: 4px 0;
  font-size: 20px;
}

.detail-subtitle {
  margin: 0;
  color: var(--muted);
}

.detail-section {
  margin-top: 6px;
  line-height: 1.6;
}

.detail-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 8px;
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.meta-block {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px;
}

.meta-label {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 12px;
}

#detailAliases,
#detailTags,
#detailId {
  margin: 0;
}

.info-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
}

.info-links a {
  color: var(--text);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  font-size: 14px;
}

.info-links a:focus,
.info-links a:hover {
  outline: none;
  border-color: var(--accent);
}

.static-page {
  max-width: 840px;
  margin: 0 auto;
  padding: 24px 16px 48px;
  color: var(--text);
}

.static-page h1 {
  margin-top: 0;
}

.static-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 12px 0 20px;
}

.static-nav a {
  color: var(--text);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel);
}

@media (max-width: 820px) {
  .content {
    grid-template-columns: 1fr;
  }

  .results-panel,
  .detail-panel {
    min-height: unset;
  }
}

@media (max-width: 480px) {
  .topbar {
    flex-direction: column;
  }

  .lang-toggle {
    width: 100%;
  }
}

/* =========================================================
   Static pages (pages/*.html) styling
   - about / method / disclaimer / credits
   ========================================================= */

.static-page{
  max-width: 980px;
  margin: 0 auto;
  padding: 24px 20px 72px;
  line-height: 1.7;
}

.static-page h1{
  margin: 14px 0 10px;
  font-size: 28px;
  letter-spacing: -0.02em;
}

.static-page h2{
  margin: 18px 0 8px;
  font-size: 16px;
  letter-spacing: 0.01em;
  opacity: 0.95;
}

.static-page p,
.static-page li{
  line-height: 1.75;
}

.static-page hr{
  margin: 18px 0;
  border: 0;
  border-top: 1px solid var(--border, rgba(0,0,0,0.12));
  opacity: 0.9;
}

.static-nav{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 18px;
  align-items: center;
}

.static-nav a{
  display: inline-flex;
  align-items: center;
  gap: 6px;

  padding: 8px 12px;
  border-radius: 999px;

  border: 1px solid var(--border, rgba(0,0,0,0.15));
  background: var(--panel, rgba(0,0,0,0.03));

  color: inherit;
  text-decoration: none;
  font-size: 14px;

  transition: transform 0.08s ease, opacity 0.08s ease;
}

.static-nav a:hover{
  opacity: 0.92;
  transform: translateY(-1px);
}

.static-nav a[aria-current="page"]{
  border-color: transparent;
  background: var(--accent, #2563eb);
  color: #fff;
}

.static-page ul{
  margin: 10px 0 0 18px;
  padding: 0;
}

.static-page li{
  margin: 6px 0;
}

.static-page a{
  color: var(--accent, #2563eb);
}

.static-page a:hover{
  opacity: 0.9;
  text-decoration: underline;
}

.static-page > * + *{
  margin-top: 12px;
}

.back-home{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-weight: 600;
}

.tool-footer{
  margin-top: 24px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--muted);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tool-footer-title{
  margin: 0;
  font-weight: 600;
  color: var(--text);
}

.tool-footer-link{
  color: var(--accent);
  text-decoration: none;
}

.tool-footer-link:hover{
  text-decoration: underline;
}

.tool-footer-disclaimer{
  margin: 0;
}