/* Ore's Blog — Charcoal Monochrome
   Inspired by seths.blog — fixed left sidebar, content-first */

@import url('https://fonts.googleapis.com/css2?family=PT+Serif:ital,wght@0,400;0,700;1,400;1,700&family=Source+Sans+3:wght@400;600;700;900&display=swap');

/* === RESET === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

/* === VARIABLES === */
:root {
  --bg: #fff;
  --text: #2c3e50;
  --dark: #000;
  --accent: #2a2a2a;
  --accent-hover: #444;
  --border: #eee;
  --highlight: rgba(0, 0, 0, 0.08);
  --serif: 'PT Serif', Georgia, serif;
  --sans: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;
  --sidebar-w: 320px;
}

/* === BODY & TOP BAR === */
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--serif);
  font-size: 17.6px;
  line-height: 1.55;
}

body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--accent);
  z-index: 1000;
}

/* === LAYOUT === */
#flex-container {
  display: flex;
  min-height: 100vh;
}

/* === SIDEBAR === */
#sidebar {
  position: fixed;
  left: 0;
  top: 4px;
  width: var(--sidebar-w);
  height: calc(100vh - 4px);
  background: var(--bg);
  border-right: 1px solid var(--border);
  padding: 30px 28px;
  overflow-y: auto;
  z-index: 100;
}

#sidebar::-webkit-scrollbar { width: 4px; }
#sidebar::-webkit-scrollbar-thumb { background: #ccc; border-radius: 2px; }

.site-branding {
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 30px;
}

.site-logo {
  width: 120px;
  height: auto;
  flex-shrink: 0;
}

.site-title {
  font-family: var(--sans);
  font-size: 44px;
  font-weight: 900;
  color: var(--dark);
  letter-spacing: -2px;
  text-align: center;
  flex: 1;
  word-spacing: -6px;
}


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

.sidebar-section { margin-bottom: 28px; }

.sidebar-section h2 {
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 900;
  color: var(--dark);
  margin-bottom: 12px;
}

/* Search form */
.search-form {
  display: flex;
  gap: 0;
}

.search-form input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-right: none;
  border-radius: 3px 0 0 3px;
  font-family: var(--serif);
  font-size: 14px;
  outline: none;
}

.search-form input:focus { border-color: var(--accent); }

.search-form button {
  padding: 8px 12px;
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
  border-radius: 0 3px 3px 0;
  cursor: pointer;
  font-size: 14px;
}

.search-form button:hover { background: var(--accent-hover); }

/* Subscribe form */
.subscribe-form {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.subscribe-form input {
  padding: 8px 12px;
  border: 1px solid #ddd;
  border-radius: 3px;
  font-family: var(--serif);
  font-size: 14px;
  outline: none;
}

.subscribe-form input:focus { border-color: var(--accent); }

.subscribe-form button {
  padding: 8px 16px;
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 3px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  cursor: pointer;
  transition: background 0.2s;
}

.subscribe-form button:hover { background: var(--accent-hover); }

.sidebar-small { font-size: 12px; color: #888; margin-top: 6px; }

/* Navigation */
.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sidebar-nav a {
  font-family: var(--serif);
  font-size: 14px;
  color: var(--text);
  text-decoration: none;
  padding: 2px 0;
  transition: color 0.2s;
}

.sidebar-nav a:hover { color: var(--dark); }

/* === CONTENT AREA === */
#content-container {
  margin-left: var(--sidebar-w);
  flex: 1;
  padding: 35px 120px 60px;
  max-width: calc(var(--sidebar-w) + 900px + 240px);
}

#content {
  max-width: 900px;
}

/* === TYPOGRAPHY === */
a { color: var(--text); }
a:hover { color: var(--dark); }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--sans);
  font-weight: 900;
  color: var(--dark);
  line-height: 1.2;
}

/* === HOMEPAGE POST LIST === */
.fade-in .post {
  padding-top: 35px;
}

.fade-in .post:first-child {
  padding-top: 0;
}

.fade-in > .post-footer {
  padding-bottom: 35px;
  border-bottom: 1px solid var(--border);
}

.fade-in > .post-footer:last-of-type {
  border-bottom: none;
}

/* Homepage post titles (h2) */
.fade-in .post-title {
  font-family: var(--sans);
  font-size: 35.2px;
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 18px;
}

.fade-in .post-title a {
  color: var(--dark);
  text-decoration: none;
}

.fade-in .post-title a:hover {
  text-decoration: underline;
}

/* Homepage post content */
.fade-in .post-content p {
  margin-bottom: 1em;
}

.fade-in .post-content p:last-child {
  margin-bottom: 0;
}

/* === POST FOOTER (shared between homepage and single) === */
.post-footer {
  margin-top: 18px;
}

.post-date {
  font-family: var(--sans);
  font-size: 12.8px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--dark);
  letter-spacing: 0.3px;
}

.post-categories {
  margin-top: 6px;
}

.category-tag {
  font-family: var(--sans);
  font-size: 12px;
  color: var(--accent-hover);
  text-decoration: none;
  margin-right: 8px;
}

.category-tag:hover { color: var(--dark); }

/* Share icons — inline row */
.post-share {
  margin-top: 12px;
  display: inline-flex;
  gap: 10px;
  align-items: center;
}

.post-share a {
  color: var(--accent);
  opacity: 0.4;
  transition: opacity 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  text-decoration: none;
}

.post-share a:hover {
  opacity: 1;
}

.post-share svg {
  display: block;
}

/* === SINGLE POST === */
.single-post {
  margin-bottom: 20px;
}

.single-post .post-title {
  font-family: var(--sans);
  font-size: 38px;
  font-weight: 900;
  line-height: 1.15;
  color: var(--dark);
  margin-bottom: 25px;
}

.single-post .post-content {
  font-size: 17.6px;
  line-height: 1.55;
}

.single-post .post-content p { margin-bottom: 1.2em; }

.single-post .post-content h2 { font-size: 26px; margin: 1.5em 0 0.6em; }
.single-post .post-content h3 { font-size: 22px; margin: 1.3em 0 0.5em; }

.single-post .post-content blockquote {
  border-left: 3px solid var(--accent);
  padding: 8px 0 8px 20px;
  margin: 1.2em 0;
  color: #555;
  font-style: italic;
}

.single-post .post-content ul,
.single-post .post-content ol {
  margin: 1em 0;
  padding-left: 1.5em;
}

.single-post .post-content li { margin-bottom: 0.4em; }

.single-post .post-content img {
  max-width: 100%;
  height: auto;
  margin: 1.2em 0;
}

.single-post .post-content code {
  font-size: 0.9em;
  background: #f5f5f5;
  padding: 2px 6px;
  border-radius: 3px;
}

.single-post .post-content pre {
  background: #f5f5f5;
  padding: 16px;
  border-radius: 4px;
  overflow-x: auto;
  margin: 1.2em 0;
}

.single-post .post-content pre code { background: none; padding: 0; }

.single-post .post-content a {
  color: var(--accent);
  text-decoration: underline;
}

.single-post .post-content a:hover { color: var(--dark); }

/* === POST NAVIGATION === */
.post-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 40px;
  padding-top: 25px;
  border-top: 1px solid var(--border);
  gap: 20px;
}

.post-nav a {
  text-decoration: none;
  color: var(--text);
  font-size: 15px;
  max-width: 45%;
  transition: color 0.2s;
}

.post-nav a:hover { color: var(--dark); }

.nav-label {
  display: block;
  font-family: var(--sans);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  color: #999;
  margin-bottom: 4px;
}

/* === PAGE TITLE === */
.page-title {
  font-family: var(--sans);
  font-size: 32px;
  font-weight: 900;
  color: var(--dark);
  margin-bottom: 30px;
}

/* === ARCHIVE === */
.archive-month { margin-bottom: 30px; }

.archive-month h2 {
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 900;
  color: var(--dark);
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

.archive-post { padding: 6px 0; }

.archive-post a {
  text-decoration: none;
  color: var(--text);
  font-size: 16px;
}

.archive-post a:hover { color: var(--dark); }

.archive-date {
  font-family: var(--sans);
  font-size: 12px;
  color: #999;
  margin-left: 10px;
}

/* === CATEGORIES === */
.categories-list { list-style: none; }

.categories-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.categories-list a {
  text-decoration: none;
  color: var(--text);
  font-size: 17px;
}

.categories-list a:hover { color: var(--dark); }

.category-count {
  font-family: var(--sans);
  font-size: 13px;
  color: #999;
  margin-left: 8px;
}

/* === SEARCH PAGE === */
#searchInput, .search-input-large {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid #ddd;
  border-radius: 4px;
  font-family: var(--serif);
  font-size: 17px;
  outline: none;
  margin-bottom: 25px;
}

#searchInput:focus, .search-input-large:focus { border-color: var(--accent); }

#searchResults { list-style: none; }

.search-result-item {
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}

.search-result-item h3 { font-size: 20px; margin-bottom: 6px; }

.search-result-item h3 a {
  text-decoration: none;
  color: var(--dark);
}

.search-result-item h3 a:hover { text-decoration: underline; }

.search-result-item p {
  font-size: 15px;
  color: #666;
  line-height: 1.5;
}

mark {
  background: var(--highlight);
  padding: 1px 3px;
  border-radius: 2px;
}

/* === PAGINATION === */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin-top: 40px;
  padding-top: 30px;
  border-top: 1px solid var(--border);
}

.pagination a, .pagination span {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  padding: 8px 14px;
  text-decoration: none;
  border-radius: 3px;
  color: var(--text);
  transition: all 0.2s;
}

.pagination a:hover {
  background: var(--accent);
  color: #fff;
}

.pagination .current {
  background: var(--accent);
  color: #fff;
}

/* === ABOUT === */
.about-content p { margin-bottom: 1.2em; }

/* === RESPONSIVE === */
@media (max-width: 960px) {
  #sidebar {
    position: relative;
    width: 100%;
    height: auto;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 20px 24px;
    top: 0;
  }

  #flex-container { flex-direction: column; }

  #content-container {
    margin-left: 0;
    padding: 30px 40px 50px;
    max-width: 100%;
  }

  .site-title { font-size: 28px; word-spacing: -3px; }
  .site-logo { width: 80px; }

  .sidebar-section { margin-bottom: 20px; }

  /* Compact nav — horizontal on tablet */
  .sidebar-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 4px 16px;
  }
}

@media (max-width: 600px) {
  #sidebar {
    padding: 16px 18px;
  }

  .site-title { font-size: 24px; word-spacing: -2px; }
  .site-logo { width: 60px; }

  .sidebar-section h2 { font-size: 14px; margin-bottom: 8px; }

  /* Hide search and subscribe on mobile — keep nav compact */
  .search-form { display: none; }
  .subscribe-form { display: none; }
  .sidebar-section:has(.search-form),
  .sidebar-section:has(.subscribe-form) { display: none; }

  .sidebar-nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 2px 14px;
  }

  .sidebar-nav a { font-size: 13px; }

  #content-container { padding: 20px 18px 40px; }

  body { font-size: 16px; }

  .single-post .post-title { font-size: 26px; }
  .fade-in .post-title { font-size: 24px; }

  .single-post .post-content { font-size: 16px; }

  .post-nav { flex-direction: column; }
  .post-nav a { max-width: 100%; }

  .page-title { font-size: 24px; }
}

@media (max-width: 350px) {
  #content-container { padding: 16px 14px 30px; }

  .single-post .post-title { font-size: 22px; }
  .fade-in .post-title { font-size: 20px; }
}

/* === PRINT === */
@media print {
  #sidebar { display: none; }
  #content-container { margin-left: 0; padding: 0; }
  body::before { display: none; }
  .post-share, .post-nav, .search-form, .subscribe-form { display: none; }
}