/* Minimal Mistake Style - Clean & Mobile First */
/* Color Scheme inspired by Wave-Kanagawa (Blue Series) */
:root {
  --primary-color: #1a3a52;
  --secondary-color: #2c5282;
  --accent-color: #2b88d9;
  --light-accent: #4299e1;
  --border-color: #c0d9f0;
  --bg-color: #ffffff;
  --bg-light: #f0f6fa;
  --text-light: #4a5568;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
}

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

html {
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';
  color: var(--primary-color);
  background-color: var(--bg-color);
  line-height: 1.8;
  letter-spacing: 0.02em;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
  color: var(--primary-color);
}

h1 {
  font-size: 2rem;
}

h2 {
  font-size: 1.75rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

h5 {
  font-size: 1.125rem;
}

h6 {
  font-size: 1rem;
}

p {
  margin-bottom: var(--spacing-sm);
}

li {
  margin-bottom: 0.5rem;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #1e6fa0;
  text-decoration: underline;
}

/* Header Navigation */
.site-header {
  background-color: var(--bg-color);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: var(--spacing-md) 0;
}

.site-header nav {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
}

.site-title a {
  color: var(--primary-color);
}

.site-nav {
  display: flex;
  gap: var(--spacing-lg);
  align-items: baseline;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav li {
  margin: 0;
  display: flex;
  align-items: baseline;
}

.site-nav a {
  color: var(--secondary-color);
  font-size: 0.95rem;
  line-height: 1.4;
}

.site-nav a:hover {
  color: var(--accent-color);
}

/* Main Container */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-md);
}

/* Posts List */
.posts-list {
  list-style: none;
}

.post-item {
  padding: var(--spacing-lg) 0;
  border-bottom: 1px solid var(--border-color);
}

.post-item:last-child {
  border-bottom: none;
}

.post-item a {
  text-decoration: none;
}

.post-title {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-xs);
  color: var(--primary-color);
}

.post-title:hover {
  color: var(--accent-color);
}

.post-excerpt {
  color: var(--secondary-color);
  margin-bottom: 0.75rem;
  /* restore extra space to separate excerpt from meta box */
  line-height: 1.6;
}

.post-meta {
  font-size: 0.875rem;
  color: #7a8da0;
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
  margin-top: var(--spacing-sm);
}

.post-meta span {
  display: flex;
  align-items: center;
  line-height: 1.4;
}

.post-meta i {
  margin-right: 0.5rem;
}

.post-content {
  margin: var(--spacing-lg) 0;
}

.post-content h2 {
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-md);
  border-bottom: 2px solid var(--border-color);
  padding-bottom: var(--spacing-sm);
}

.post-content h3 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.post-content code {
  background-color: rgba(175, 184, 193, 0.2);
  padding: 0.2em 0.4em;
  border-radius: 3px;
  font-family: 'Consolas', 'Monaco', 'Courier New', Courier, monospace;
  font-size: 0.85em;
}

.post-content pre {
  background-color: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 1rem;
  overflow-x: auto;
  margin-bottom: var(--spacing-lg);
  line-height: 1.5;
}

.post-content pre code {
  background: none;
  padding: 0;
  border-radius: 0;
  font-size: 0.875em;
}

/* Compact code block styling - hide line numbers and table layout */
.post-content .rouge-table {
  border: none;
  margin: 0;
  padding: 0;
  width: 100%;
  border-spacing: 0;
}

.post-content .rouge-table tbody,
.post-content .rouge-table tr {
  border: none;
  margin: 0;
  padding: 0;
}

.post-content .rouge-gutter {
  display: none;
}

.post-content .rouge-code {
  padding: 0;
}

.post-content .rouge-code pre {
  border: none;
  padding: 0;
  margin: 0;
  background: none;
}

.post-content .highlight {
  margin: 0 0 var(--spacing-lg) 0;
  background-color: var(--bg-light);
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.post-content .highlight pre {
  margin: 0;
  padding: 1rem;
  background: none;
  border: none;
}

.post-content .highlighter-rouge {
  margin-bottom: var(--spacing-lg);
}

.post-content blockquote {
  border-left: 4px solid var(--accent-color);
  padding-left: var(--spacing-md);
  color: var(--secondary-color);
  font-style: italic;
  margin: var(--spacing-md) 0;
}

.post-content img {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
  margin: var(--spacing-md) 0;
}

.post-content ul,
.post-content ol {
  margin-left: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.post-content li {
  margin-bottom: var(--spacing-xs);
}

.post-header {
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}

.post-header h1 {
  margin-bottom: var(--spacing-sm);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-color);
}

.post-header .post-meta {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
  flex-wrap: wrap;
}

.post-header .tags {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  margin: 0;
}

/* Sidebar */
.sidebar {
  background-color: var(--bg-light);
  padding: var(--spacing-md);
  border-radius: 4px;
  margin-bottom: var(--spacing-md);
}

.sidebar h3 {
  margin-bottom: var(--spacing-md);
}

.sidebar ul {
  list-style: none;
}

.sidebar li {
  margin-bottom: var(--spacing-sm);
}

.sidebar a {
  color: var(--secondary-color);
}

/* Footer */
.site-footer {
  background-color: var(--bg-light);
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-lg) var(--spacing-md);
  margin-top: var(--spacing-xl);
  text-align: center;
  color: var(--secondary-color);
  font-size: 0.9rem;
}

.footer-content {
  max-width: 900px;
  margin: 0 auto;
}

.footer-links {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  margin: var(--spacing-md) 0;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--secondary-color);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--accent-color);
  color: white;
  border-radius: 4px;
  text-decoration: none;
  transition: background-color 0.2s ease;
}

.btn:hover {
  background-color: #1e6fa0;
  text-decoration: none;
}

.btn-outline {
  background-color: transparent;
  color: var(--accent-color);
  border: 1px solid var(--accent-color);
}

.btn-outline:hover {
  background-color: var(--accent-color);
  color: white;
}

/* Tags */
.tags {
  display: flex;
  gap: var(--spacing-sm);
  /* slightly larger gap between tags */
  flex-wrap: wrap;
  margin: 0;
  align-items: center;
}

/* Date styling similar to tags but without box */
.post-meta span.date {
  display: inline-flex;
  align-items: center;
  color: #2b88d9;
  font-size: 0.85rem;
  /* remove background and border for calendar */
  padding: 0;
  margin-right: var(--spacing-sm);
}

.tag {
  display: inline-block;
  background-color: white;
  /* white background */
  color: #2b88d9;
  /* blue text */
  padding: 0.25rem 0.5rem;
  border: 1px solid #2b88d9;
  border-radius: 16px;
  font-size: 0.7rem;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s ease;
  margin-right: 0;
}


.tag:hover {
  background-color: var(--accent-color);
  color: white;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  html {
    font-size: 14px;
  }
}

/* Post title styling */
.post-title {
  font-weight: 600;
  /* color: #2b88d9; */
}

h1 {
  font-size: 1.75rem;
}

h2 {
  font-size: 1.5rem;
}

h3 {
  font-size: 1.25rem;
}

.site-nav {
  gap: var(--spacing-md);
  font-size: 0.85rem;
}

.container {
  padding: var(--spacing-md);
}

.post-item {
  padding: var(--spacing-md) 0;
}

.post-title {
  font-size: 1.25rem;
}

.sidebar {
  margin-bottom: var(--spacing-md);
}

.footer-links {
  flex-direction: column;
  gap: var(--spacing-sm);
}
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

  .site-header nav {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }

  .site-nav {
    justify-content: center;
  }

  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  .post-meta {
    flex-direction: column;
    gap: var(--spacing-xs);
  }

  .post-content blockquote {
    padding-left: var(--spacing-md);
  }
}