:root {
  --bg: #080A0C;
  --surface: #0D1013;
  --surface-2: #12161A;
  --surface-3: #171C22;
  --surface-hover: #1A2128;
  --text: #E8ECEF;
  --muted: #8B949E;
  --dim: #565E66;
  --border: #20262D;
  --border-focus: #38434F;
  --border-subtle: #161B21;

  /* Semantic Accents */
  --accent: #6EE7B7;  /* Green: verified / active / success / reproduced */
  --accent-dim: rgba(110, 231, 183, 0.10);
  --blue: #79C0FF;    /* Blue: reference / info / specs */
  --blue-dim: rgba(121, 192, 255, 0.10);
  --yellow: #F2CC60;  /* Yellow: experiment / warning */
  --yellow-dim: rgba(242, 204, 96, 0.10);
  --red: #FF7B72;     /* Red: vulnerability / failure */
  --red-dim: rgba(255, 123, 114, 0.10);

  /* Corner Radii */
  --radius-sm: 4px;   /* cards, tags */
  --radius-md: 6px;   /* code blocks, buttons, inputs */
  --radius-lg: 10px;  /* dialogs, modals */

  /* Typography */
  --font-sans: 'Geist', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'Geist Mono', 'JetBrains Mono', 'Fira Code', ui-monospace, monospace;
  --font-serif: 'Instrument Serif', Georgia, serif;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  min-height: 100vh;
  background-color: var(--bg);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(110, 231, 183, 0.02) 0%, transparent 60%),
    linear-gradient(to right, rgba(32, 38, 45, 0.12) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(32, 38, 45, 0.12) 1px, transparent 1px);
  background-size: 100% 100%, 32px 32px, 32px 32px;
  position: relative;
  overflow-x: hidden;
}

/* Background Ambient Metallic Wave Video */
.ambient-video-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}

.ambient-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
  filter: contrast(1.15) brightness(0.85);
}

.ambient-video-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 30%, rgba(8, 10, 12, 0.35) 0%, rgba(8, 10, 12, 0.85) 100%);
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s ease, border-color 0.15s ease;
}

button {
  font-family: inherit;
  cursor: pointer;
  background: none;
  border: none;
}

/* Reading Progress Bar */
#reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent);
  z-index: 9999;
  transition: width 0.08s ease-out;
  box-shadow: 0 0 8px rgba(110, 231, 183, 0.6);
}

/* Containers */
.site-container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: 68px;
  background: rgba(8, 10, 12, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background-color: var(--accent);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 6px rgba(110, 231, 183, 0.8);
  animation: pulse-ring 2.4s infinite ease-in-out;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; box-shadow: 0 0 10px rgba(110, 231, 183, 1); }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  position: relative;
  padding: 4px 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--text);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 1.5px;
  background-color: var(--accent);
}

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

.search-trigger {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 6px 12px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 12px;
  transition: all 0.15s ease;
}

.search-trigger:hover {
  border-color: var(--border-focus);
  color: var(--text);
  background: var(--surface-2);
}

.kbd-shortcut {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 1px 5px;
  font-size: 10px;
  color: var(--dim);
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  transition: all 0.15s ease;
}

.btn-icon:hover {
  color: var(--text);
  border-color: var(--border-focus);
  background: var(--surface-2);
}

.btn-text-action {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: var(--radius-md);
  transition: all 0.15s ease;
}

.btn-text-action:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 8px;
  color: var(--text);
}

/* Mobile Navigation Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  background: rgba(8, 10, 12, 0.98);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 24px;
  display: none;
  flex-direction: column;
  gap: 16px;
  z-index: 999;
}

.mobile-nav-drawer.open {
  display: flex;
}

.mobile-nav-link {
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.05em;
  color: var(--muted);
  padding: 8px 0;
  border-bottom: 1px solid var(--surface-2);
}

.mobile-nav-link:hover, .mobile-nav-link.active {
  color: var(--accent);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--muted);
}

.badge-accent {
  color: var(--accent);
  border-color: rgba(110, 231, 183, 0.3);
  background: var(--accent-dim);
}

.badge-blue {
  color: var(--blue);
  border-color: rgba(121, 192, 255, 0.3);
  background: var(--blue-dim);
}

.badge-yellow {
  color: var(--yellow);
  border-color: rgba(242, 204, 96, 0.3);
  background: var(--yellow-dim);
}

.badge-red {
  color: var(--red);
  border-color: rgba(255, 123, 114, 0.3);
  background: var(--red-dim);
}

/* Editorial Hero */
.editorial-hero {
  padding: 80px 0 60px 0;
  border-bottom: 1px solid var(--border);
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero-headline {
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 500;
  line-height: 1.14;
  letter-spacing: -0.03em;
  color: var(--text);
  max-width: 960px;
  margin-bottom: 28px;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 32px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--text);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  transition: all 0.15s ease;
  border: 1px solid var(--text);
}

.btn-primary:hover {
  background: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(255, 255, 255, 0.15);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--surface);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 400;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  transition: all 0.15s ease;
}

.btn-secondary:hover {
  background: var(--surface-2);
  border-color: var(--border-focus);
  transform: translateY(-1px);
}

.hero-meta-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--dim);
}

.hero-meta-item {
  color: var(--muted);
}

/* Featured Research Card */
.featured-section {
  padding: 60px 0;
  border-bottom: 1px solid var(--border);
}

.featured-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 40px;
  position: relative;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.featured-card:hover {
  border-color: var(--border-focus);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.featured-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.featured-title {
  font-size: clamp(26px, 3.5vw, 38px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 16px;
}

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

.featured-excerpt {
  font-size: 17px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 820px;
  margin-bottom: 28px;
}

.featured-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.featured-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
}

.read-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  transition: transform 0.15s ease;
}

.read-link:hover {
  transform: translateX(4px);
}

/* Flat Editorial Article List */
.editorial-list-section {
  padding: 60px 0;
  border-bottom: 1px solid var(--border);
}

.section-header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 32px;
}

.section-title {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-count {
  color: var(--accent);
}

.article-row {
  display: grid;
  grid-template-columns: 80px 140px 1fr 180px 40px;
  align-items: center;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  transition: all 0.15s ease;
}

.article-row:hover {
  transform: translateY(-2px);
}

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

.article-row:hover .row-arrow {
  transform: translateX(4px);
  color: var(--accent);
}

.row-index {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--dim);
}

.row-type {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.row-title-desc {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.row-title {
  font-size: 18px;
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.01em;
  transition: color 0.15s ease;
}

.row-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.row-meta {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--dim);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.row-arrow {
  color: var(--dim);
  transition: transform 0.15s ease, color 0.15s ease;
  display: flex;
  justify-content: flex-end;
}

/* Topics / Categories Grid */
.topics-section {
  padding: 60px 0;
  border-bottom: 1px solid var(--border);
}

.topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.topic-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 20px;
  transition: all 0.15s ease;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.topic-card:hover {
  border-color: var(--border-focus);
  background: var(--surface-2);
  transform: translateY(-2px);
}

.topic-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topic-name {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text);
}

.topic-count {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--dim);
}

.topic-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.4;
}

/* Current Lab Section */
.lab-section {
  padding: 60px 0;
  border-bottom: 1px solid var(--border);
}

.lab-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.lab-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
  transition: all 0.2s ease;
}

.lab-card:hover {
  border-color: var(--border-focus);
  transform: translateY(-2px);
}

.lab-card-top {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.lab-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.lab-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}

.lab-pipeline {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  background: var(--accent-dim);
  border: 1px solid rgba(110, 231, 183, 0.2);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  display: inline-block;
}

.lab-spec-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
}

.lab-spec-item {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px dashed var(--border-subtle);
  padding-bottom: 4px;
}

.lab-spec-key {
  color: var(--dim);
}

.lab-spec-val {
  color: var(--text);
}

/* Projects Section */
.projects-section {
  padding: 60px 0;
  border-bottom: 1px solid var(--border);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 20px;
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
  transition: all 0.15s ease;
}

.project-card:hover {
  border-color: var(--border-focus);
  transform: translateY(-2px);
}

.project-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.project-name {
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.project-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.5;
}

.project-stack {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--dim);
}

.project-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

/* Methodology / About */
.methodology-section {
  padding: 60px 0;
  border-bottom: 1px solid var(--border);
}

.methodology-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.methodology-text h2 {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.methodology-text p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.65;
  margin-bottom: 16px;
}

.evidence-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.evidence-box-title {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}

/* Footer */
.site-footer {
  padding: 60px 0 40px 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--dim);
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--dim);
}

/* ============================================================
   ARTICLE SYSTEM & TECHNICAL EVIDENCE
   ============================================================ */

.article-header {
  padding: 60px 0 40px 0;
  border-bottom: 1px solid var(--border);
}

.article-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--dim);
  margin-bottom: 20px;
}

.article-breadcrumb a:hover {
  color: var(--accent);
}

.article-title {
  font-size: clamp(32px, 4.5vw, 48px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 16px;
}

.article-subtitle {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.55;
  max-width: 820px;
  margin-bottom: 28px;
}

.article-meta-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--dim);
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.article-meta-row span {
  color: var(--muted);
}

/* Research Status Component */
.research-status-widget {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin: 32px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.research-status-header {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
  font-weight: 600;
}

.status-checks {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
}

.status-check-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
}

.status-check-item.verified::before {
  content: "●";
  color: var(--accent);
}

.status-env-info {
  font-family: var(--font-mono);
  font-size: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.env-row {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px dashed var(--border-subtle);
  padding-bottom: 4px;
}

.env-key {
  color: var(--dim);
}

.env-val {
  color: var(--text);
}

/* Article Layout with Sticky TOC */
.article-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
  padding: 48px 0;
  position: relative;
}

.toc-sidebar {
  position: sticky;
  top: 96px;
  height: fit-content;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 12px;
}

.toc-title {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  font-size: 11px;
  margin-bottom: 16px;
  font-weight: 600;
}

.toc-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-left: 1px solid var(--border);
  padding-left: 14px;
}

.toc-link {
  color: var(--dim);
  transition: all 0.15s ease;
  display: block;
  line-height: 1.4;
}

.toc-link:hover, .toc-link.active {
  color: var(--accent);
  transform: translateX(2px);
}

.article-body {
  max-width: 760px;
  color: var(--text);
}

.article-body h2 {
  font-size: 25px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 48px 0 20px 0;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
  scroll-margin-top: 100px;
}

.article-body h3 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 32px 0 14px 0;
  scroll-margin-top: 100px;
}

.article-body p {
  font-size: 17px;
  line-height: 1.7;
  color: #D3D8DE;
  margin-bottom: 24px;
}

.article-body ul, .article-body ol {
  margin: 0 0 24px 24px;
  font-size: 17px;
  line-height: 1.7;
  color: #D3D8DE;
}

.article-body li {
  margin-bottom: 8px;
}

.article-body strong {
  color: #ffffff;
  font-weight: 600;
}

/* 1. Terminal Block */
.terminal-block {
  background: #050709;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin: 28px 0;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.terminal-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--dim);
}

.terminal-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
  text-transform: uppercase;
}

.btn-copy {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--dim);
  padding: 2px 8px;
  border-radius: 3px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  transition: all 0.15s ease;
}

.btn-copy:hover {
  color: var(--text);
  border-color: var(--border-focus);
}

.terminal-body {
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.65;
  color: #c9d1d9;
  overflow-x: auto;
}

.terminal-cmd {
  color: var(--accent);
  font-weight: 500;
}

.terminal-prompt {
  color: var(--dim);
  user-select: none;
}

.terminal-output {
  color: #8b949e;
  margin-top: 6px;
}

/* 2. HTTP Block */
.http-block {
  background: #050709;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin: 28px 0;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 13px;
}

.http-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.http-route {
  display: flex;
  align-items: center;
  gap: 10px;
}

.http-method {
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}

.http-method.post { background: var(--blue-dim); color: var(--blue); border: 1px solid rgba(121, 192, 255, 0.3); }
.http-method.get { background: var(--accent-dim); color: var(--accent); border: 1px solid rgba(110, 231, 183, 0.3); }

.http-path {
  color: var(--text);
  font-weight: 500;
}

.http-status {
  padding: 2px 6px;
  border-radius: 3px;
  font-size: 11px;
  background: var(--accent-dim);
  color: var(--accent);
}

.http-content {
  padding: 16px;
  color: #8b949e;
  line-height: 1.6;
  overflow-x: auto;
}

.http-raw-headers {
  color: var(--dim);
  margin-bottom: 12px;
  font-size: 12px;
}

/* 3. Log Block */
.log-block {
  background: #050709;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin: 28px 0;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.6;
  overflow-x: auto;
}

.log-line {
  display: flex;
  gap: 12px;
}

.log-time {
  color: var(--dim);
}

.log-tag {
  color: var(--blue);
  font-weight: 500;
}

.log-tag.success { color: var(--accent); }
.log-tag.warn { color: var(--yellow); }
.log-tag.err { color: var(--red); }

.log-msg {
  color: #C9D1D9;
}

/* 4. Device Matrix Table */
.device-matrix-table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  font-family: var(--font-mono);
  font-size: 12.5px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.device-matrix-table th {
  text-align: left;
  padding: 12px 16px;
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  color: var(--muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 11px;
}

.device-matrix-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text);
}

.device-matrix-table tr:last-child td {
  border-bottom: none;
}

.pill-pass {
  display: inline-flex;
  padding: 2px 6px;
  border-radius: 3px;
  background: var(--accent-dim);
  color: var(--accent);
  font-size: 10.5px;
  font-weight: 600;
}

.pill-fail {
  display: inline-flex;
  padding: 2px 6px;
  border-radius: 3px;
  background: var(--red-dim);
  color: var(--red);
  font-size: 10.5px;
  font-weight: 600;
}

/* 5. Callouts */
.callout {
  padding: 20px 24px;
  border-radius: var(--radius-sm);
  margin: 28px 0;
  border: 1px solid var(--border);
  background: var(--surface);
}

.callout.warning {
  border-left: 3px solid var(--yellow);
  background: rgba(242, 204, 96, 0.04);
}

.callout.failure {
  border-left: 3px solid var(--red);
  background: rgba(255, 123, 114, 0.04);
}

.callout.verified {
  border-left: 3px solid var(--accent);
  background: rgba(110, 231, 183, 0.04);
}

.callout-title {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.callout.warning .callout-title { color: var(--yellow); }
.callout.failure .callout-title { color: var(--red); }
.callout.verified .callout-title { color: var(--accent); }

.callout p {
  font-size: 15px !important;
  margin-bottom: 0 !important;
  color: var(--text) !important;
}

/* 6. Diagram Box */
.diagram-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px;
  margin: 32px 0;
}

.diagram-caption {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  text-align: center;
  margin-top: 16px;
}

/* Modal Backdrop & Command Palette */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 6, 8, 0.85);
  backdrop-filter: blur(8px);
  z-index: 10000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 80px 20px 20px 20px;
}

.modal-backdrop.open {
  display: flex;
}

.palette-container {
  width: 100%;
  max-width: 640px;
  background: var(--surface);
  border: 1px solid var(--border-focus);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
  overflow: hidden;
  animation: modal-slide 0.15s ease-out;
}

@keyframes modal-slide {
  from { transform: translateY(-10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.palette-search-bar {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
}

.palette-search-bar svg {
  color: var(--dim);
}

.palette-input {
  width: 100%;
  background: none;
  border: none;
  outline: none;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text);
}

.palette-results {
  max-height: 380px;
  overflow-y: auto;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.palette-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.1s ease;
}

.palette-item:hover, .palette-item.selected {
  background: var(--surface-2);
  color: var(--text);
}

.palette-item-meta {
  font-size: 11px;
  color: var(--dim);
}

.palette-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  border-top: 1px solid var(--border);
  background: var(--surface-2);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--dim);
}

/* Terminal Modal */
.terminal-modal {
  position: fixed;
  inset: 0;
  background: rgba(4, 6, 8, 0.95);
  backdrop-filter: blur(12px);
  z-index: 10001;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.terminal-modal.open {
  display: flex;
}

.terminal-window {
  width: 100%;
  max-width: 860px;
  height: 560px;
  background: #050709;
  border: 1px solid var(--border-focus);
  border-radius: var(--radius-md);
  box-shadow: 0 25px 80px rgba(0, 0, 0, 0.9);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.terminal-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.terminal-content {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 13.5px;
  line-height: 1.6;
  color: #C9D1D9;
}

.terminal-prompt-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}

.terminal-input-field {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--text);
}

/* Responsive Rules */
@media (max-width: 1024px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
  .toc-sidebar {
    display: none;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .methodology-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .header-nav {
    display: none;
  }
  .search-trigger .kbd-shortcut {
    display: none;
  }
  .mobile-menu-btn {
    display: flex;
  }
  .article-row {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .row-meta {
    align-items: flex-start;
  }
  .row-arrow {
    display: none;
  }
  .research-status-widget {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .hero-headline {
    font-size: 32px;
  }
  .featured-card {
    padding: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}