/*
 This CSS file is used to override the existing styles of the theme.
 You can change the article headings, fonts, colors, etc.
*/

/* ── Dark mode toggle icon visibility ── */
html:not(.dark) .dark-icon-moon { display: none; }
html.dark .dark-icon-sun { display: none; }

#dark-mode-toggle,
#dark-mode-toggle-desktop {
  cursor: pointer;
  background: none;
  border: none;
  color: inherit;
}

/* ── Dark mode base ── */
html.dark body {
  background-color: #111827;
  color: #f3f4f6;
}

/* Header / Nav */
html.dark header nav {
  background-color: #1f2937;
}

html.dark header nav a {
  color: #f3f4f6;
}

html.dark #dark-mode-toggle,
html.dark #dark-mode-toggle-desktop {
  color: #f3f4f6;
}

/* Features strip */
html.dark .bg-tlgray-200 {
  background-color: #1f2937;
}

/* Feature cards */
html.dark .bg-white {
  background-color: #1f2937;
  color: #f3f4f6;
}

/* Outer footer wrapper */
html.dark footer.bg-tlgray-100 {
  background-color: #111827;
}

/* Prose / article content */
html.dark .prose {
  color: #d1d5db;
}

html.dark .prose h1,
html.dark .prose h2,
html.dark .prose h3,
html.dark .prose h4,
html.dark .prose h5,
html.dark .prose h6 {
  color: #f9fafb;
}

html.dark .prose a {
  color: #93c5fd;
}

html.dark .prose strong {
  color: #f9fafb;
}

html.dark .prose code {
  color: #f3f4f6;
  background-color: #374151;
}

html.dark .prose pre {
  background-color: #1f2937;
}

html.dark .prose blockquote {
  color: #9ca3af;
  border-left-color: #4b5563;
}

html.dark .prose hr {
  border-color: #374151;
}

/* Page titles (outside prose) */
html.dark h1,
html.dark h2 {
  color: #f9fafb;
}

/* Blog prev/next nav */
html.dark .border-gray-600 {
  border-color: #4b5563;
}

/* Scroll-to-top button */
html.dark .scroll-top {
  background-color: #374151;
  color: #f3f4f6;
}

/* Blog / summary cards */
html.dark .text-gray-900 {
  color: #f9fafb;
}

html.dark .text-gray-700 {
  color: #d1d5db;
}

html.dark .text-gray-600 {
  color: #9ca3af;
}

html.dark .border-gray-400 {
  border-color: #4b5563;
}

/* 事業内容ページのサービスカード: ライトモードで見やすい濃さに、ダークモードでは薄い白枠に */
.service-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 3em;
}
.service-card {
  background: rgba(15, 23, 42, 0.03);
  border: 1px solid rgba(15, 23, 42, 0.14);
  border-radius: 8px;
  padding: 20px;
}
html.dark .service-card {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.14);
}

/* 404ページ: main(flex-grow)の残り高さいっぱいに余白ができないよう、コンテンツ自体を縦方向にも中央寄せ */
.notfound-hero {
  min-height: 60vh;
}
.notfound-code {
  font-size: 3.75rem;
  line-height: 1;
  font-weight: 700;
}
.notfound-title {
  margin-top: 1.25rem;
  font-size: 1.5rem;
  line-height: 2rem;
}
.notfound-desc {
  margin-top: 0.75rem;
}
.notfound-cta {
  margin-top: 2rem;
  padding: 0.75rem 1.5rem;
}

/* 住所画像(表内): proseのpicture/img余白・block化を打ち消し、テキストと同サイズでinline中央表示 */
.prose .addr-pic,
.addr-pic {
  display: inline;
  margin: 0;
}
.prose .addr-img,
.addr-img {
  display: inline-block;
  height: 1em;
  width: auto;
  max-width: 100%;
  margin: 0;
  vertical-align: middle;
}