.random_img { display: none; }

:root {
  --color-env: #28A745;
  --color-sec: #DC3545;
  --color-oth: #17A2B8;
  --bg-light: #fafafa;
}

.faq-widget {
  max-width: 600px;
  margin: 40px auto;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  overflow: hidden;
  font-family: "Noto Sans JP", sans-serif;
  transition: transform 0.2s, box-shadow 0.2s;
}
.faq-widget:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.12);
}

.faq-tabs { display: flex; background: #F0F0F0; }
.faq-tabs .tab {
  flex: 1;
  padding: 12px;
  background: transparent;
  color: #0055A4;
  border: none;
  cursor: pointer;
  font-size: 1.3rem;
  transition: background 0.3s, transform 0.2s;
}
.faq-tabs .tab:first-child { border-top-left-radius: 16px; }
.faq-tabs .tab:last-child  { border-top-right-radius: 16px; }
.faq-tabs .tab.active { color: #fff; }
.faq-tabs .tab[data-tag="環境"].active { background: var(--color-env); }
.faq-tabs .tab[data-tag="防犯"].active { background: var(--color-sec); }
.faq-tabs .tab[data-tag="その他"].active { background: var(--color-oth); }
.faq-tabs .tab:not(.active):hover { background: rgba(0,85,164,0.1); transform: translateY(-2px); }

.faq-list { list-style: none; margin: 0; padding: 0; }
.faq-item { border-bottom: 1px solid #eee; }
.faq-item:last-child { border-bottom: none; border-bottom-left-radius: 16px; border-bottom-right-radius: 16px; }

.faq-item .question {
  padding: 14px 16px;
  display: flex;
  align-items: center;
  cursor: pointer;
  transition: background 0.3s, transform 0.2s;
}
.faq-item[data-tag="環境"] .question:hover { background: rgba(40,167,69,0.1);  transform: translateX(2px); }
.faq-item[data-tag="防犯"] .question:hover { background: rgba(220,53,69,0.1);  transform: translateX(2px); }
.faq-item[data-tag="その他"] .question:hover { background: rgba(23,162,184,0.1); transform: translateX(2px); }

.tag-icon {
  display: inline-block;
  min-width: 72px;
  padding: 4px 8px;
  text-align: center;
  border-radius: 12px;
  background: #fff;
  font-size: 1.2rem;
  line-height: 1;
  margin-right: 12px;
  transition: background 0.3s, color 0.3s, transform 0.2s;
}
.faq-item[data-tag="環境"] .tag-icon  { border: 1px solid var(--color-env); color: var(--color-env); }
.faq-item[data-tag="防犯"] .tag-icon  { border: 1px solid var(--color-sec); color: var(--color-sec); }
.faq-item[data-tag="その他"] .tag-icon { border: 1px solid var(--color-oth); color: var(--color-oth); }
.faq-item .tag-icon:hover { transform: translateY(-2px); }
.faq-item[data-tag="環境"] .tag-icon:hover  { background: var(--color-env); color: #fff; }
.faq-item[data-tag="防犯"] .tag-icon:hover  { background: var(--color-sec); color: #fff; }
.faq-item[data-tag="その他"] .tag-icon:hover { background: var(--color-oth); color: #fff; }

.faq-item .question strong { flex: 1; font-size: 1.2rem; color: #333; }

.toggle-icon { font-weight: bold; color: #FF8C00; margin-left: 12px; transition: transform 0.3s; }
.faq-item.open .toggle-icon { transform: rotate(45deg); }

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}
.faq-item .answer {
  display: none;
  padding: 16px;
  font-size: 1.2rem;
  color: #333;
  background: var(--bg-light);
  border-bottom-left-radius: 16px;
  border-bottom-right-radius: 16px;
  animation-duration: 0.3s;
  animation-fill-mode: forwards;
}
.faq-item.open .answer { display: block; animation-name: slideDown; }

.supplement {
  margin-top: 8px;
  font-size: 0.9em;
  color: #666;
  border-left: 3px solid #ccc;
  padding-left: 8px;
}