/* ============================================================
   blog.css — compile life.story_ / Blog
   CRT → Modern テーマ対応ブログスタイル
   ============================================================ */

/* --- Reset & Base (inherit from parent site) --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --crt-green: #33ff33;
  --crt-amber: #ffb000;
  --crt-dim: #0d5e0d;
  --crt-bg: #0a0a0a;
  --crt-glow: 0 0 8px rgba(51, 255, 51, 0.6);
  --modern-primary: #6C3483;
  --modern-accent: #D4AC0D;
  --modern-bg: #FAF8F5;
  --modern-text: #2D2D2D;
  --modern-card-bg: #FFFFFF;
  --blog-max: 780px;
  --transition-speed: 0.6s;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Noto Sans JP', 'Noto Sans KR', sans-serif;
  line-height: 1.8;
  background: var(--modern-bg);
  color: var(--modern-text);
  overflow-x: hidden;
}

.icon-inline {
  vertical-align: -4px;
  margin-right: 4px;
}

/* ============================================================
   Blog Header — CRT Terminal Bar
   ============================================================ */
.blog-header {
  background: var(--crt-bg);
  border-bottom: 2px solid #222;
  padding: 0;
}
.blog-header-inner {
  max-width: var(--blog-max);
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.blog-header-title {
  font-family: 'VT323', monospace;
  color: var(--crt-green);
  font-size: 20px;
  text-shadow: var(--crt-glow);
  text-decoration: none;
  white-space: nowrap;
}
.blog-header-title:hover {
  color: var(--crt-amber);
}
.blog-header-nav {
  display: flex;
  gap: 8px;
  align-items: center;
}
.blog-header-nav a {
  font-family: 'VT323', monospace;
  font-size: 14px;
  color: var(--crt-dim);
  text-decoration: none;
  padding: 4px 10px;
  border: 1px solid transparent;
  transition: all 0.2s;
}
.blog-header-nav a:hover {
  color: var(--crt-green);
  border-color: var(--crt-green);
}

/* Language Switcher (compact) */
.blog-lang {
  display: flex;
  gap: 4px;
}
.blog-lang button {
  background: transparent;
  border: 1px solid #333;
  color: #555;
  font-family: 'VT323', monospace;
  font-size: 13px;
  padding: 2px 8px;
  cursor: pointer;
  transition: all 0.2s;
}
.blog-lang button:hover,
.blog-lang button.active {
  border-color: var(--crt-green);
  color: var(--crt-green);
}

/* ============================================================
   Blog List Page — Terminal ls -la Style
   ============================================================ */
.blog-list-hero {
  background: var(--crt-bg);
  padding: 40px 20px 48px;
  text-align: center;
}
.blog-list-hero h1 {
  font-family: 'VT323', monospace;
  font-size: clamp(24px, 5vw, 36px);
  color: var(--crt-green);
  text-shadow: var(--crt-glow);
  margin-bottom: 8px;
}
.blog-list-hero p {
  font-family: 'VT323', monospace;
  font-size: 16px;
  color: var(--crt-dim);
}

.blog-terminal-list {
  max-width: var(--blog-max);
  margin: -24px auto 0;
  padding: 0 20px 60px;
  position: relative;
  z-index: 1;
}

.blog-entry-card {
  background: var(--modern-card-bg);
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  padding: 28px 28px 24px;
  margin-bottom: 20px;
  text-decoration: none;
  color: inherit;
  display: block;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.blog-entry-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(108, 52, 131, 0.12);
  border-color: var(--modern-primary);
}
.blog-entry-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 100%;
  background: var(--modern-primary);
  opacity: 0;
  transition: opacity 0.3s;
}
.blog-entry-card:hover::before { opacity: 1; }

.blog-entry-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.blog-entry-num {
  font-family: 'VT323', monospace;
  font-size: 14px;
  color: var(--crt-green);
  background: var(--crt-bg);
  padding: 2px 10px;
  border-radius: 4px;
  letter-spacing: 1px;
}
.blog-entry-date {
  font-family: 'Fira Code', 'VT323', monospace;
  font-size: 13px;
  color: #999;
}
.blog-entry-tags {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.blog-tag {
  font-family: 'Fira Code', monospace;
  font-size: 11px;
  color: var(--modern-primary);
  background: rgba(108, 52, 131, 0.08);
  padding: 2px 10px;
  border-radius: 12px;
}

.blog-entry-card h2 {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 10px;
}
.blog-entry-card .blog-excerpt {
  font-size: 14px;
  line-height: 1.7;
  color: #666;
}
.blog-entry-read {
  display: inline-block;
  margin-top: 12px;
  font-family: 'VT323', monospace;
  font-size: 15px;
  color: var(--modern-primary);
}
.blog-entry-card:hover .blog-entry-read {
  text-decoration: underline;
}

/* ============================================================
   Article Page — Entry Header (CRT style)
   ============================================================ */
.article-hero {
  background: var(--crt-bg);
  padding: 48px 20px 56px;
  text-align: center;
}
.article-hero .article-cmd {
  font-family: 'VT323', monospace;
  font-size: 16px;
  color: var(--crt-dim);
  margin-bottom: 16px;
}
.article-hero .article-cmd .cmd-highlight {
  color: var(--crt-green);
  text-shadow: var(--crt-glow);
}
.article-hero h1 {
  font-size: clamp(22px, 4.5vw, 32px);
  font-weight: 700;
  color: #eee;
  line-height: 1.5;
  max-width: var(--blog-max);
  margin: 0 auto 16px;
}
.article-hero .article-meta {
  font-family: 'Fira Code', monospace;
  font-size: 13px;
  color: #777;
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ============================================================
   Article Body — Modern readable layout
   ============================================================ */
.article-body {
  max-width: var(--blog-max);
  margin: 0 auto;
  padding: 48px 20px 60px;
}
.article-body h2 {
  font-size: 22px;
  font-weight: 700;
  margin: 48px 0 16px;
  padding-bottom: 8px;
  border-bottom: 2px solid rgba(108, 52, 131, 0.2);
  position: relative;
}
.article-body h2::before {
  content: '>';
  font-family: 'VT323', monospace;
  color: var(--modern-primary);
  margin-right: 8px;
  opacity: 0.6;
}
.article-body h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 32px 0 12px;
  color: var(--modern-primary);
}
.article-body p {
  font-size: 16px;
  line-height: 2;
  margin-bottom: 24px;
}
.article-body blockquote {
  border-left: 4px solid var(--modern-primary);
  background: rgba(108, 52, 131, 0.04);
  padding: 16px 20px;
  margin: 24px 0;
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: #555;
}
.article-body code {
  font-family: 'Fira Code', monospace;
  font-size: 14px;
  background: #f0ece8;
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--modern-primary);
}
.article-body pre {
  background: var(--crt-bg);
  color: var(--crt-green);
  font-family: 'Fira Code', monospace;
  font-size: 14px;
  padding: 20px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 24px 0;
  line-height: 1.6;
}
.article-body pre code {
  background: none;
  color: inherit;
  padding: 0;
}

/* Highlight box — terminal style accent */
.article-highlight {
  background: var(--crt-bg);
  border: 1px solid #333;
  border-radius: 8px;
  padding: 20px 24px;
  margin: 32px 0;
  color: var(--crt-green);
  font-family: 'VT323', monospace;
  font-size: 18px;
  line-height: 1.6;
  text-shadow: var(--crt-glow);
}

/* ============================================================
   Article Navigation (Prev / Next)
   ============================================================ */
.article-nav {
  max-width: var(--blog-max);
  margin: 0 auto;
  padding: 0 20px 48px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
}
.article-nav a {
  flex: 1;
  padding: 16px 20px;
  background: var(--modern-card-bg);
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
  transition: all 0.2s;
}
.article-nav a:hover {
  border-color: var(--modern-primary);
  box-shadow: 0 4px 12px rgba(108, 52, 131, 0.1);
}
.article-nav .nav-label {
  font-family: 'VT323', monospace;
  font-size: 13px;
  color: var(--modern-primary);
  display: block;
  margin-bottom: 4px;
}
.article-nav .nav-title {
  font-size: 14px;
  font-weight: 700;
}
.article-nav .nav-next { text-align: right; }
.article-nav .nav-placeholder {
  flex: 1;
  opacity: 0;
  pointer-events: none;
}

/* ============================================================
   Blog Footer
   ============================================================ */
.blog-footer {
  background: var(--crt-bg);
  padding: 32px 20px;
  text-align: center;
  font-size: 13px;
  color: #555;
  border-top: 1px solid #222;
}
.blog-footer a {
  color: var(--crt-dim);
  text-decoration: none;
}
.blog-footer a:hover { color: var(--crt-green); }

/* ============================================================
   Scroll Animations
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 768px) {
  .blog-header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  .blog-entry-card {
    padding: 20px 18px;
  }
  .blog-entry-card h2 { font-size: 18px; }
  .article-hero h1 { font-size: 22px; }
  .article-body h2 { font-size: 20px; }
  .article-nav {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0s !important; transition-duration: 0s !important; }
  .fade-in { opacity: 1; transform: none; }
}