/*
 * LunarOps — Mission Control Theme
 * Fonts: IBM Plex Sans · IBM Plex Mono
 * Palette: Deep space + amber
 */

/* ── Variables: Dark (default) ─────────────────────────────────────────── */
:root,
[data-theme="dark"] {
  --bg:           #07090e;
  --bg-deep:      #05070b;
  --bg-card:      #0a0d14;
  --panel:        #0a0d14;
  --surface:      #0d1018;
  --rim:          #1a2030;
  --rim-soft:     #11161f;
  --rim-hi:       #2a3348;
  --dust:         #3a4452;
  --ash:          #8895a8;
  --text:         #b8c4d0;
  --text-bright:  #f4ecd8;
  --text-warm:    #f0e4cc;
  --text-mute:    #8895a8;
  --text-dim:     #56657a;
  --text-faint:   #3a4452;
  --bright:       #f4ecd8;
  --accent:       #e89a4a;
  --accent-soft:  #d4a060;
  --accent-deep:  #d97050;
  --link:         #e89a4a;
  --link-hover:   #f0b060;
  --code-bg:      #05070b;
  --warning:      #d97050;
  --success:      #7aa890;
  --tr:           0.18s ease;
}

/* ── Variables: Light ───────────────────────────────────────────────────── */
[data-theme="light"] {
  --bg:           #f4f0e8;
  --bg-deep:      #ece8e0;
  --bg-card:      #ffffff;
  --panel:        #ffffff;
  --surface:      #eae6dc;
  --rim:          #d0c8b8;
  --rim-soft:     #ddd8ce;
  --rim-hi:       #b8b0a0;
  --dust:         #b0a890;
  --ash:          #6a6050;
  --text:         #2c2418;
  --text-bright:  #18100a;
  --text-warm:    #1e1408;
  --text-mute:    #6a6050;
  --text-dim:     #9a9080;
  --text-faint:   #b8b0a0;
  --bright:       #18100a;
  --accent:       #c46a2a;
  --accent-soft:  #b87830;
  --accent-deep:  #c05030;
  --link:         #c46a2a;
  --link-hover:   #a85020;
  --code-bg:      #eae6dc;
  --warning:      #c05030;
  --success:      #4a8868;
  --tr:           0.18s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'IBM Plex Sans', 'Helvetica Neue', sans-serif;
  background: var(--bg);
  background-image:
    linear-gradient(rgba(255,255,255,0.012) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.012) 1px, transparent 1px);
  background-size: 32px 32px;
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  font-size: 0.9375rem;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: var(--link);
  text-decoration: none;
  transition: color var(--tr);
}
a:hover { color: var(--link-hover); }

/* ── Status Bar ─────────────────────────────────────────────────────────── */
.status-bar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 8px 32px;
  background: var(--bg-deep);
  border-bottom: 1px solid var(--rim);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--text-dim);
}

.status-operational {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--accent);
}

.status-right { margin-left: auto; }

/* ── Live Dot ────────────────────────────────────────────────────────────── */
.live-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: pulse 2s infinite;
  flex-shrink: 0;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* ── Site Chrome (status bar + header sticky together) ──────────────────── */
.site-chrome {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg);
}

/* ── Site Header ────────────────────────────────────────────────────────── */
.site-header {
  background: var(--bg);
  border-bottom: 1px solid var(--rim);
}

.header-inner {
  padding: 16px 32px;
  display: flex;
  align-items: center;
  gap: 40px;
}

/* ── Logo ───────────────────────────────────────────────────────────────── */
.logo {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-text-block { line-height: 1; }

.logo-wordmark {
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.02em;
  color: var(--text-warm);
}

.logo-wordmark span { color: var(--accent); }

.logo-sub {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.18em;
  margin-top: 4px;
}

/* ── Navigation ─────────────────────────────────────────────────────────── */
.main-nav {
  display: flex;
  gap: 0;
  margin-left: 32px;
}

.nav-pill {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--text-mute);
  padding: 8px 18px;
  border: 1px solid var(--rim);
  margin-right: -1px;
  text-decoration: none;
  transition: color var(--tr), background var(--tr), border-color var(--tr);
}

.nav-pill:hover {
  color: var(--text-bright);
  background: var(--rim-soft);
  z-index: 1;
  position: relative;
}

.nav-pill.active {
  background: var(--accent);
  color: var(--bg-card);
  border-color: var(--accent);
  z-index: 1;
  position: relative;
}

/* ── Header Actions ─────────────────────────────────────────────────────── */
.header-actions { margin-left: auto; }

/* ── Theme Toggle ───────────────────────────────────────────────────────── */
.theme-toggle {
  background: none;
  border: 1px solid var(--rim);
  width: 32px;
  height: 32px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--tr);
  padding: 0;
  flex-shrink: 0;
}

.theme-toggle:hover { border-color: var(--accent); }

.theme-toggle svg {
  width: 15px;
  height: 15px;
  fill: var(--text-dim);
  transition: fill var(--tr);
}

.theme-toggle:hover svg { fill: var(--accent); }

.theme-toggle .sun-icon  { display: none; }
.theme-toggle .moon-icon { display: block; }

[data-theme="light"] .theme-toggle .sun-icon  { display: block; }
[data-theme="light"] .theme-toggle .moon-icon { display: none; }

/* ── Layout Grid ────────────────────────────────────────────────────────── */
.layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  max-width: 1440px;
  margin: 0 auto;
  min-height: calc(100vh - 58px - 56px);
  position: relative;
}

.layout::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 280px;
  width: 1px;
  background: var(--rim);
  pointer-events: none;
}

/* ── Full-width home wrapper ────────────────────────────────────────────── */
.content-full {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
}

/* ── Left Sidebar ───────────────────────────────────────────────────────── */
.sidebar {
  padding: 2rem 1.5rem;
  position: sticky;
  top: 100px;
  align-self: start;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--rim) transparent;
}

.sidebar::-webkit-scrollbar       { width: 3px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: var(--rim); }

.sidebar-section { margin-bottom: 2.5rem; }

.sidebar-section-title {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.5625rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--rim);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sidebar-section-title::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--text-dim);
  flex-shrink: 0;
}

.sidebar-categories { list-style: none; }

.sidebar-categories li { border-bottom: 1px solid var(--rim); }
.sidebar-categories li:last-child { border-bottom: none; }

.sidebar-categories a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
  color: var(--ash);
  font-size: 0.875rem;
  text-decoration: none;
  transition: color var(--tr);
}

.sidebar-categories a:hover { color: var(--bright); }

.category-count {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.6875rem;
  font-weight: 300;
  color: var(--dust);
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.sidebar-tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.625rem;
  font-weight: 300;
  color: var(--dust);
  background: transparent;
  border: 1px solid var(--rim);
  padding: 0.2rem 0.5rem;
  transition: color var(--tr), border-color var(--tr);
  text-decoration: none;
  display: inline-block;
}

.sidebar-tag:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ── Content Area ───────────────────────────────────────────────────────── */
.content-area {
  min-width: 0;
  padding: 2.5rem 3rem;
}

/* ── Homepage Hero ──────────────────────────────────────────────────────── */
.hero {
  margin-bottom: 3rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--rim);
}

.hero-eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.6875rem;
  font-weight: 300;
  color: var(--dust);
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.hero-eyebrow::before {
  content: '◆';
  font-size: 0.4375rem;
  color: var(--accent);
}

.hero h1 {
  font-family: 'IBM Plex Sans', sans-serif;
  font-optical-sizing: auto;
  font-size: 2.625rem;
  font-weight: 300;
  color: var(--bright);
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin-bottom: 0.875rem;
}

.hero p {
  font-size: 1.0625rem;
  color: var(--ash);
  font-style: italic;
  max-width: 58ch;
  line-height: 1.7;
}

/* ── Section Headers ────────────────────────────────────────────────────── */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--rim);
  margin-bottom: 0;
}

.section-header h2 {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dust);
}

.view-all {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.6875rem;
  font-weight: 300;
  color: var(--link);
  letter-spacing: 0.02em;
}

.view-all:hover { color: var(--link-hover); }

/* ── Post Cards (homepage grid) ─────────────────────────────────────────── */
.post-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin-top: 1.25rem;
  border: 1px solid var(--rim);
  overflow: hidden;
}

.post-card {
  padding: 1.75rem;
  border-right: 1px solid var(--rim);
  border-bottom: 1px solid var(--rim);
  position: relative;
  transition: background var(--tr);
}

.post-card:nth-child(even) {
  border-right: none;
}

.post-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: transparent;
  transition: background var(--tr);
}

.post-card:hover::before {
  background: var(--accent);
}

.post-card:hover {
  background: var(--panel);
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
}

.post-card-date {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.6875rem;
  font-weight: 300;
  color: var(--dust);
  letter-spacing: 0.03em;
}

.post-card-date::before {
  content: '// ';
  color: var(--rim-hi);
}

.post-card-reading-time {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.6875rem;
  font-weight: 300;
  color: var(--dust);
}

.post-card-category {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--rim);
  padding: 0.125rem 0.5rem;
}

.post-card h3 {
  margin-bottom: 0.375rem;
}

.post-card h3 a {
  font-family: 'IBM Plex Sans', sans-serif;
  font-optical-sizing: auto;
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--bright);
  line-height: 1.35;
  text-decoration: none;
  transition: color var(--tr);
}

.post-card h3 a:hover { color: var(--accent); }

.post-card-excerpt {
  font-size: 0.9375rem;
  color: var(--ash);
  line-height: 1.65;
  margin-bottom: 0.625rem;
}

.post-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-top: 0.625rem;
}

.post-card-tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.625rem;
  font-weight: 300;
  color: var(--dust);
  background: transparent;
  border: 1px solid var(--rim);
  padding: 0.125rem 0.4rem;
}

/* ── Post List (listing pages) ──────────────────────────────────────────── */
.post-list { list-style: none; }

.post-list li { border-bottom: 1px solid var(--rim); }

.post-list article {
  padding: 1.25rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  position: relative;
}

.post-list article::before {
  content: '';
  position: absolute;
  left: -3rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: transparent;
  transition: background var(--tr);
}

.post-list li:hover article::before {
  background: var(--accent);
}

.post-list time {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.6875rem;
  font-weight: 300;
  color: var(--dust);
  letter-spacing: 0.03em;
}

.post-list time::before {
  content: '// ';
  color: var(--rim-hi);
}

.post-list a {
  font-family: 'IBM Plex Sans', sans-serif;
  font-optical-sizing: auto;
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--bright);
  line-height: 1.35;
  display: block;
  text-decoration: none;
  transition: color var(--tr);
}

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

.post-list p {
  font-size: 0.9rem;
  color: var(--ash);
  line-height: 1.55;
}

/* ── Page Title ─────────────────────────────────────────────────────────── */
.page-title {
  font-family: 'IBM Plex Sans', sans-serif;
  font-optical-sizing: auto;
  font-size: 2rem;
  font-weight: 300;
  color: var(--bright);
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--rim);
  letter-spacing: -0.01em;
}

/* ── Single Post ────────────────────────────────────────────────────────── */
article.post > header {
  margin-bottom: 2.5rem;
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--rim);
}

article.post h1 {
  font-family: 'IBM Plex Sans', sans-serif;
  font-optical-sizing: auto;
  font-size: 2.25rem;
  font-weight: 400;
  color: var(--bright);
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin-bottom: 1.375rem;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 0.875rem;
  flex-wrap: wrap;
}

article.post time {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--dust);
  letter-spacing: 0.03em;
}

article.post time::before {
  content: '// ';
  color: var(--rim-hi);
}

.reading-time {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--dust);
}

.post-category a {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--rim);
  padding: 0.2rem 0.625rem;
  text-decoration: none;
  transition: border-color var(--tr);
}

.post-category a:hover { border-color: var(--accent); }

article.post .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-top: 0.875rem;
}

article.post .tag {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.6875rem;
  font-weight: 300;
  color: var(--dust);
  background: transparent;
  border: 1px solid var(--rim);
  padding: 0.2rem 0.5rem;
}

/* ── Article Content Typography ─────────────────────────────────────────── */
.content {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--text);
}

.content h2 {
  font-family: 'IBM Plex Sans', sans-serif;
  font-optical-sizing: auto;
  font-size: 1.5625rem;
  font-weight: 600;
  color: var(--bright);
  margin-top: 2.75rem;
  margin-bottom: 0.875rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--rim);
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.content h3 {
  font-family: 'IBM Plex Sans', sans-serif;
  font-optical-sizing: auto;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--bright);
  margin-top: 2.25rem;
  margin-bottom: 0.625rem;
  line-height: 1.3;
}

.content h4 {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ash);
  margin-top: 1.75rem;
  margin-bottom: 0.5rem;
}

.content p { margin: 1.25rem 0; }
.content p:first-child { margin-top: 0; }

.content ul,
.content ol {
  margin: 1.125rem 0;
  padding-left: 1.5rem;
}

.content li { margin: 0.4rem 0; }

.content a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--rim-hi);
  transition: color var(--tr), text-decoration-color var(--tr);
}

.content a:hover {
  color: var(--link-hover);
  text-decoration-color: var(--link-hover);
}

.content strong {
  font-weight: 600;
  color: var(--bright);
}

.content em { font-style: italic; }

.content hr {
  border: none;
  border-top: 1px solid var(--rim);
  margin: 2.5rem 0;
}

/* Inline code */
.content code {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.85em;
  font-weight: 400;
  background: var(--surface);
  border: 1px solid var(--rim);
  padding: 0.1em 0.35em;
  color: var(--accent);
}

/* Code blocks */
.content pre {
  background: var(--code-bg);
  border: 1px solid var(--rim);
  border-left: 2px solid var(--accent);
  padding: 1.25rem 1.5rem;
  overflow-x: auto;
  margin: 1.75rem 0;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.8125rem;
  font-weight: 300;
  line-height: 1.65;
}

.content pre code {
  background: none;
  border: none;
  padding: 0;
  color: inherit;
  font-size: inherit;
}

/* Hugo syntax highlighting */
.content .highlight {
  margin: 1.75rem 0;
  border: 1px solid var(--rim);
  border-left: 2px solid var(--accent);
  overflow: hidden;
}

.content .highlight pre {
  margin: 0;
  border: none;
  border-left: none;
  background: var(--code-bg);
}

.content .highlight .chroma { background: var(--code-bg); }

/* Tables */
.content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.75rem 0;
  font-size: 0.9rem;
}

.content th {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-align: left;
  background: var(--surface);
  color: var(--ash);
  border: 1px solid var(--rim);
  padding: 0.625rem 0.875rem;
}

.content td {
  border: 1px solid var(--rim);
  padding: 0.625rem 0.875rem;
  color: var(--text);
  vertical-align: top;
}

.content tr:nth-child(even) td { background: var(--panel); }

/* Blockquotes */
.content blockquote {
  border-left: 2px solid var(--accent);
  margin: 1.75rem 0;
  padding: 0.375rem 1.25rem;
  color: var(--ash);
  font-style: italic;
}

.content blockquote p { margin: 0; }

/* Images */
.content img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1.75rem 0;
  border: 1px solid var(--rim);
}

/* ── Post Footer ─────────────────────────────────────────────────────────── */
.post-footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rim);
}

.post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.post-nav-prev,
.post-nav-next {
  font-size: 0.875rem;
  color: var(--ash);
  line-height: 1.45;
  transition: color var(--tr);
  text-decoration: none;
}

.post-nav-next { text-align: right; }

.post-nav-prev:hover,
.post-nav-next:hover { color: var(--bright); }

/* ── Comments ────────────────────────────────────────────────────────────── */
.comments {
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--rim);
}

.comments h2 {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dust);
  margin-bottom: 1.5rem;
}

/* ── Categories: Terms (all categories page) ─────────────────────────────── */
.category-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  border: 1px solid var(--rim);
  margin-bottom: 2rem;
  overflow: hidden;
}

.category-list li {
  background: var(--panel);
  padding: 1.25rem;
  border-right: 1px solid var(--rim);
  border-bottom: 1px solid var(--rim);
  transition: background var(--tr);
}

.category-list li:hover { background: var(--surface); }

.category-list a {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 1rem;
  font-weight: 400;
  color: var(--bright);
  display: block;
  margin-bottom: 0.25rem;
  text-decoration: none;
  transition: color var(--tr);
}

.category-list a:hover { color: var(--accent); }

.category-list .count {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.6875rem;
  font-weight: 300;
  color: var(--dust);
}

.back-link {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--link);
  display: inline-block;
  margin-top: 1.5rem;
  text-decoration: none;
}

.back-link:hover { color: var(--link-hover); }

/* ── 404 Page ────────────────────────────────────────────────────────────── */
.error-page {
  padding: 5rem 0;
  text-align: left;
}

.error-code {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 7rem;
  font-weight: 300;
  color: var(--rim-hi);
  line-height: 1;
  letter-spacing: -0.04em;
  margin-bottom: 0.5rem;
}

.error-page h2 {
  font-family: 'IBM Plex Sans', sans-serif;
  font-optical-sizing: auto;
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--bright);
  margin-bottom: 0.75rem;
}

.error-page p {
  color: var(--ash);
  font-style: italic;
  margin-bottom: 2.25rem;
}

.error-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  display: inline-block;
  padding: 0.625rem 1.375rem;
  border: 1px solid var(--rim);
  text-decoration: none;
  transition: border-color var(--tr), color var(--tr), background var(--tr);
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--bright);
  color: var(--bg);
  border-color: var(--bright);
}

.btn-secondary {
  color: var(--ash);
  background: transparent;
}

.btn-secondary:hover {
  color: var(--bright);
  border-color: var(--rim-hi);
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--rim);
  background: var(--bg-deep);
}

.footer-inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 24px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.footer-inner a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color var(--tr);
}

.footer-inner a:hover { color: var(--accent); }

/* ── Mission Control Homepage Layout ────────────────────────────────────── */

/* Hero */
.mc-hero {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 48px;
  padding: 40px 32px 32px;
  border-bottom: 1px solid var(--rim);
  min-height: 360px;
  align-items: stretch;
}

.mc-hero-left { padding-top: 16px; min-width: 0; }

.mc-eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.16em;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.mc-eyebrow-time { color: var(--text-dim); }

.mc-headline {
  font-family: 'IBM Plex Sans', sans-serif;
  font-weight: 600;
  font-size: clamp(2.25rem, 4vw, 4rem);
  line-height: 1.0;
  letter-spacing: -0.025em;
  color: var(--text-bright);
  margin-bottom: 24px;
}

.mc-subhead {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text-mute);
  max-width: 600px;
  margin-bottom: 32px;
}

.mc-hero-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.mc-btn-primary {
  background: var(--accent);
  color: var(--bg-card);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  padding: 10px 18px;
  text-decoration: none;
  transition: background var(--tr);
}

.mc-btn-primary:hover { background: var(--link-hover); color: var(--bg-card); }

.mc-btn-secondary {
  color: var(--text);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 10px 18px;
  border: 1px solid var(--rim);
  text-decoration: none;
  transition: border-color var(--tr), color var(--tr);
}

.mc-btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

/* Scope panel */
.mc-scope {
  border: 1px solid var(--rim);
  background: var(--bg-deep);
  padding: 16px;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.mc-scope-header {
  display: flex;
  justify-content: space-between;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.18em;
  border-bottom: 1px solid var(--rim);
  padding-bottom: 10px;
  margin-bottom: 12px;
}

.mc-live { color: var(--accent); display: flex; align-items: center; gap: 6px; }

.mc-scope-svg {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mc-scope-telemetry {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px 16px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  color: var(--text-mute);
  letter-spacing: 0.06em;
  border-top: 1px solid var(--rim);
  padding-top: 10px;
  margin-top: 6px;
}

.mc-scope-telemetry span:nth-child(even) {
  color: var(--accent);
  text-align: right;
}

/* Metrics row */
.mc-metrics {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 32px;
  padding: 20px 32px;
  border-bottom: 1px solid var(--rim);
  font-family: 'IBM Plex Mono', monospace;
}

.mc-metric { position: relative; }

.mc-metric + .mc-metric {
  border-left: 1px solid var(--rim);
  padding-left: 24px;
}

.mc-metric-label {
  font-size: 10px;
  letter-spacing: 0.16em;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.mc-metric-value {
  font-size: 22px;
  font-weight: 500;
  color: var(--text-warm);
  letter-spacing: -0.01em;
}

/* Featured dispatch */
.mc-featured {
  padding: 40px 32px 48px;
  border-bottom: 1px solid var(--rim);
}

.mc-featured-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.18em;
}

.mc-featured-label {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mc-dim { color: var(--text-dim); }

.mc-dispatch {
  border: 1px solid var(--rim);
  background: var(--bg-card);
  padding: 32px 36px;
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 48px;
  align-items: start;
}

.mc-dispatch-body { min-width: 0; }

.mc-dispatch-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--text-dim);
}

.mc-sep { color: var(--text-faint); }

.mc-dispatch-title {
  font-family: 'IBM Plex Sans', sans-serif;
  font-weight: 600;
  font-size: 38px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--text-bright);
  margin-bottom: 16px;
}

.mc-dispatch-title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--tr);
}

.mc-dispatch-title a:hover { color: var(--accent); }

.mc-dispatch-excerpt {
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  max-width: 720px;
  margin-bottom: 24px;
}

.mc-dispatch-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.06em;
}

.mc-dispatch-btn {
  padding: 10px 16px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: opacity var(--tr);
}

.mc-dispatch-btn:hover { opacity: 0.85; }

.mc-filemeta {
  border: 1px solid var(--rim);
  background: var(--bg-deep);
  padding: 20px;
  font-family: 'IBM Plex Mono', monospace;
  min-width: 0;
}

.mc-filemeta-header {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.18em;
  border-bottom: 1px solid var(--rim);
  padding-bottom: 10px;
  margin-bottom: 14px;
}

.mc-filemeta-row {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-mute);
  line-height: 1.9;
  letter-spacing: 0.02em;
}

.mc-filemeta-row span:last-child { color: var(--text-bright); }
.mc-filemeta-accent span:last-child { color: var(--accent); }

/* Index table */
.mc-index { padding-bottom: 32px; }

.mc-index-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 32px 32px 16px;
}

.mc-index-eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.16em;
  margin-bottom: 8px;
}

.mc-index-title {
  font-family: 'IBM Plex Sans', sans-serif;
  font-weight: 600;
  font-size: 28px;
  color: var(--text-warm);
  letter-spacing: -0.015em;
}

.mc-filter-pills {
  display: flex;
  gap: 0;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
}

.filter-pill {
  padding: 8px 14px;
  letter-spacing: 0.08em;
  border: 1px solid var(--rim);
  margin-left: -1px;
  background: transparent;
  color: var(--text-mute);
  text-decoration: none;
  transition: color var(--tr), background var(--tr);
}

.filter-pill:hover { color: var(--accent); background: var(--rim-soft); }
.filter-pill.active { background: var(--rim-soft); color: var(--accent); }

.mc-table-head {
  display: grid;
  grid-template-columns: 72px 110px 130px 1fr 180px 90px;
  gap: 24px;
  padding: 14px 32px;
  border-top: 1px solid var(--rim);
  border-bottom: 1px solid var(--rim);
  background: var(--bg-deep);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.16em;
}

.ta-right { text-align: right; }

.mc-row {
  display: grid;
  grid-template-columns: 72px 110px 130px 1fr 180px 90px;
  gap: 24px;
  align-items: center;
  padding: 20px 32px;
  border-bottom: 1px solid var(--rim-soft);
  text-decoration: none;
  color: inherit;
  transition: background var(--tr);
}

.mc-row:hover { background: rgba(232,154,74,0.04); }
.mc-row:hover .mc-row-name { color: var(--accent); }

.mc-row-num {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: var(--text-faint);
}

.mc-row-date {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  color: var(--text-dim);
}

.mc-row-cat {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.mc-row-title { min-width: 0; }

.mc-row-name {
  font-size: 19px;
  font-weight: 500;
  color: var(--text-warm);
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin-bottom: 6px;
  transition: color var(--tr);
}

.mc-row-excerpt {
  font-size: 15px;
  color: var(--text-mute);
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mc-row-tags {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: 0.04em;
  line-height: 1.5;
}

.mc-row-read {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  color: var(--text-mute);
  text-align: right;
}

/* ── Affiliate Styles ────────────────────────────────────────────────────── */
.affiliate-link {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-style: dashed;
  text-decoration-color: var(--rim-hi);
}

.affiliate-link:hover {
  color: var(--link-hover);
  text-decoration-style: solid;
}

.affiliate-marker {
  font-size: 0.7em;
  color: var(--warning);
  margin-left: 2px;
}

.affiliate-notice {
  font-size: 0.875rem;
  color: var(--ash);
  background: var(--surface);
  border-left: 2px solid var(--warning);
  padding: 0.75rem 1rem;
  margin: 1.5rem 0;
  font-style: italic;
}

.affiliate-notice strong { color: var(--text); font-style: normal; }

.affiliate-card {
  background: var(--panel);
  border: 1px solid var(--rim);
  padding: 1.25rem;
  margin: 1.5rem 0;
  transition: border-color var(--tr);
}

.affiliate-card:hover { border-color: var(--rim-hi); }

.affiliate-card-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.affiliate-card-brand {
  font-weight: 600;
  color: var(--bright);
}

.affiliate-card-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--link);
  text-decoration: none;
  font-weight: 500;
}

.affiliate-card-link:hover { color: var(--link-hover); text-decoration: underline; }

.affiliate-disclosure {
  font-size: 0.75rem;
  color: var(--dust);
  margin-left: auto;
  padding: 0.2rem 0.5rem;
  background: var(--surface);
  border: 1px solid var(--rim);
  font-family: 'IBM Plex Mono', monospace;
}

.affiliate-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  background: var(--accent);
  color: var(--bg);
  text-decoration: none;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--accent);
  transition: background var(--tr), color var(--tr);
}

.affiliate-button:hover {
  background: var(--bright);
  color: var(--bg);
  border-color: var(--bright);
}

/* ── Reading Progress Bar ────────────────────────────────────────────────── */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  background: var(--accent);
  z-index: 200;
  transition: width 0.08s linear;
}

/* ── Sidebar About ──────────────────────────────────────────────────────── */
.sidebar-about {
  padding-bottom: 1.75rem;
  border-bottom: 1px solid var(--rim);
  margin-bottom: 0.25rem;
}

.sidebar-about-name {
  font-family: 'IBM Plex Sans', sans-serif;
  font-weight: 800;
  font-size: 0.8125rem;
  letter-spacing: 0.06em;
  color: var(--bright);
  margin-bottom: 0.5rem;
}

.sidebar-about-bio {
  font-size: 0.8125rem;
  color: var(--ash);
  line-height: 1.6;
  margin-bottom: 0.875rem;
}

.sidebar-rss {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.625rem;
  font-weight: 300;
  color: var(--link);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  letter-spacing: 0.02em;
  transition: color var(--tr);
}

.sidebar-rss svg { stroke: currentColor; }
.sidebar-rss:hover { color: var(--link-hover); }

/* ── Sidebar Recent Posts ───────────────────────────────────────────────── */
.sidebar-recent {
  list-style: none;
}

.sidebar-recent li {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--rim);
}

.sidebar-recent li:last-child { border-bottom: none; }

.sidebar-recent a {
  font-size: 0.8125rem;
  color: var(--text);
  text-decoration: none;
  line-height: 1.35;
  transition: color var(--tr);
}

.sidebar-recent a:hover { color: var(--accent); }

.sidebar-recent time {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.6rem;
  color: var(--dust);
  font-weight: 300;
}

/* ── Table of Contents ──────────────────────────────────────────────────── */
.toc {
  background: var(--panel);
  border: 1px solid var(--rim);
  border-left: 2px solid var(--accent);
  padding: 1.125rem 1.5rem;
  margin-bottom: 2.5rem;
}

.toc-title {
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 0.5625rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dust);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.toc-title svg { flex-shrink: 0; stroke: var(--dust); }

.toc #TableOfContents ul {
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.toc #TableOfContents ul ul {
  padding-left: 1.25rem;
  margin-top: 0.2rem;
}

.toc #TableOfContents li { margin: 0.275rem 0; }

.toc #TableOfContents a {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--ash);
  text-decoration: none;
  transition: color var(--tr);
  line-height: 1.4;
}

.toc #TableOfContents a:hover { color: var(--accent); }

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 1280px) {
  .layout { grid-template-columns: 260px 1fr; }
  .layout::before { left: 260px; }
  .mc-metrics { grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .mc-metric + .mc-metric:nth-child(4) { border-left: none; padding-left: 0; }
}

@media (max-width: 1024px) {
  .layout { grid-template-columns: 1fr; }
  .layout::before { display: none; }
  .sidebar { display: none; }
  .content-area { padding: 2rem; }
  .post-grid { grid-template-columns: 1fr; }
  .post-card { border-right: none; }
  .mc-hero { grid-template-columns: 1fr; }
  .mc-scope { display: none; }
  .mc-dispatch { grid-template-columns: 1fr; }
  .mc-filemeta { display: none; }
  .mc-table-head,
  .mc-row { grid-template-columns: 100px 120px 1fr 80px; }
  .mc-row-num,
  .mc-table-head div:nth-child(1) { display: none; }
  .mc-row-tags,
  .mc-table-head div:nth-child(5) { display: none; }
}

@media (max-width: 768px) {
  .status-bar { display: none; }
  .header-inner { padding: 14px 16px; gap: 16px; }
  .main-nav { margin-left: 0; }
  .nav-pill { padding: 6px 10px; font-size: 10px; }
  .content-area { padding: 1.5rem 1rem; }
  article.post h1 { font-size: 1.75rem; }
  .mc-hero { padding: 24px 16px; }
  .mc-metrics { grid-template-columns: repeat(2, 1fr); padding: 16px; gap: 16px; }
  .mc-metric + .mc-metric:nth-child(odd) { border-left: none; padding-left: 0; }
  .mc-featured { padding: 24px 16px; }
  .mc-dispatch { padding: 24px 20px; }
  .mc-dispatch-title { font-size: 26px; }
  .mc-index-header { flex-direction: column; align-items: flex-start; gap: 16px; padding: 24px 16px 12px; }
  .mc-table-head,
  .mc-row { padding: 16px; grid-template-columns: 90px 1fr 70px; gap: 12px; }
  .mc-row-date,
  .mc-table-head div:nth-child(2) { display: none; }
  .mc-row-cat,
  .mc-table-head div:nth-child(3) { display: none; }
  .post-nav { grid-template-columns: 1fr; gap: 1rem; }
  .post-nav-next { text-align: left; }
  .error-code { font-size: 5rem; }
}

@media (max-width: 480px) {
  .mc-filter-pills { flex-wrap: wrap; }
  .mc-table-head,
  .mc-row { grid-template-columns: 1fr 60px; }
  .mc-row-num, .mc-table-head div:nth-child(1) { display: none; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}