/* ============================================================
   DUAL BOOT & LINUX — style.css
   Aesthetic: editorial tech magazine × terminal precision
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Mono:ital,wght@0,400;0,700;1,400&family=Merriweather:ital,wght@0,300;0,400;0,700;1,300;1,400;1,700&display=swap');

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
  --bg:          #f5f3ee;
  --bg-alt:      #eceae3;
  --surface:     #ffffff;
  --border:      #d8d4ca;
  --text:        #12110f;
  --text-muted:  #5a564f;
  --accent:      #c84b0f;
  --accent-2:    #1e6b3d;
  --mono:        'Space Mono', monospace;
  --serif:       'Merriweather', Georgia, serif;
  --sans:        'Merriweather', Georgia, serif;
  --radius:      6px;
  --nav-h:       64px;
  --max-w:       780px;
  --max-w-wide:  1100px;
  --shadow:      0 2px 16px rgba(0,0,0,0.07);
  --transition:  0.22s ease;
}

[data-theme="dark"] {
  --bg:          #000000;
  --bg-alt:      #000000;
  --surface:     #1e1d1b;
  --border:      #2d2b28;
  --text:        #f1ede7;
  --text-muted:  #aaa59e;
  --accent:      #e8612a;
  --accent-2:    #3daa6a;
  --shadow:      0 2px 16px rgba(242, 233, 233, 0.35);
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 400;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background var(--transition), color var(--transition);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--accent); text-decoration: none; transition: opacity var(--transition); }
a:hover { opacity: 0.75; }

img { max-width: 100%; display: block; }

.video-embed {
  position: relative;
  width: 100%;
  max-width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  margin: 1.5rem 0;
}

.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ── Navbar ─────────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 10px;
  z-index: 100;
  width: min(var(--max-w-wide), calc(100% - 24px));
  margin: 0 auto;
  height: var(--nav-h);
  background: color-mix(in srgb, var(--surface) 86%, transparent);
  border: 1px solid color-mix(in srgb, var(--border) 88%, #fff 12%);
  border-radius: 16px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.12);
  transition: background var(--transition), border-color var(--transition), transform 0.3s ease, height 0.3s ease, top 0.3s ease;
}

.navbar.navbar--scrolled {
  height: 56px;
  top: 6px;
  box-shadow: 0 12px 32px rgba(0,0,0,0.16);
}

.navbar.navbar--hidden {
  transform: translateY(calc(-100% - 18px));
}

.navbar__inner {
  max-width: 100%;
  margin: 0;
  padding: 0 18px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap; /* allows wrapping on small screens instead of hamburger */
}

.navbar__logo {
  font-family: var(--mono);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.navbar__logo .logo-symbol {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  background: var(--accent);
  color: #fff;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0;
}

.site-logo {
  width: 30px;
  height: 30px;
  display: inline-block;
  object-fit: contain;
  flex-shrink: 0;
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  justify-content: flex-end;
  flex-wrap: wrap;
  margin-left: auto;
}

.navbar__nav a {
  font-family: var(--mono);
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 7px 14px;
  border-radius: 999px;
  transition: color var(--transition), background var(--transition), transform var(--transition);
}

.navbar__mobile-only {
  display: none;
}

.navbar__nav a:hover,
.navbar__nav a.active {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  transform: translateY(-1px);
  opacity: 1;
}

.navbar__controls {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  flex-wrap: wrap;
}

.navbar__toggle {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-alt);
  color: var(--text);
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
}

.navbar__toggle-lines {
  width: 18px;
  height: 12px;
  position: relative;
  display: block;
}

.navbar__toggle-lines::before,
.navbar__toggle-lines::after,
.navbar__toggle-lines span {
  content: '';
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transition: transform var(--transition), top var(--transition), opacity var(--transition);
}

.navbar__toggle-lines::before { top: 0; }
.navbar__toggle-lines span { top: 5px; }
.navbar__toggle-lines::after { top: 10px; }

body.nav-open .navbar__toggle-lines::before {
  top: 5px;
  transform: rotate(45deg);
}

body.nav-open .navbar__toggle-lines span {
  opacity: 0;
}

body.nav-open .navbar__toggle-lines::after {
  top: 5px;
  transform: rotate(-45deg);
}

.navbar__overlay {
  display: none;
}

/* Dark mode toggle */
.toggle-dark {
  background: linear-gradient(180deg, var(--surface), color-mix(in srgb, var(--surface) 78%, var(--bg-alt)));
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  padding: 0;
  cursor: pointer;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 10px rgba(0,0,0,0.08);
  transition: transform var(--transition), background var(--transition), border-color var(--transition), box-shadow var(--transition);
  flex-shrink: 0;
}

.toggle-dark:hover,
.toggle-dark:focus-visible {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--accent) 26%, var(--border));
  box-shadow: 0 4px 14px rgba(0,0,0,0.12);
}

.toggle-dark::before {
  content: none;
}

.toggle-dark::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.35);
  pointer-events: none;
}

[data-theme="dark"] .toggle-dark {
  background: linear-gradient(180deg, color-mix(in srgb, var(--surface) 88%, var(--bg-alt)), var(--surface));
}

.toggle-dark__label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  line-height: 1;
  color: var(--text);
  transition: transform var(--transition), color var(--transition);
}

[data-theme="dark"] .toggle-dark__label {
  color: var(--accent);
}

.theme-transition,
.theme-transition *,
.theme-transition *::before,
.theme-transition *::after {
  transition: background-color var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition) !important;
}

@media (max-width: 860px) {
  .navbar {
    width: calc(100% - 14px);
    top: 8px;
    height: auto;
    border-radius: 14px;
  }

  .navbar__inner {
    padding: 10px 12px;
    align-items: flex-start;
    position: relative;
  }

  .navbar__controls {
    margin-left: auto;
  }

  .navbar__toggle {
    display: inline-flex;
  }

  .navbar__nav {
    display: none;
    order: 4;
    flex: 0 0 100%;
    margin-left: 0;
    width: 100%;
    margin-top: 8px;
    padding: 12px;
    border-top: 1px solid var(--border);
    background: var(--surface);
    border-radius: 0 0 12px 12px;
    box-shadow: var(--shadow);
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    position: relative;
    z-index: 2;
  }

  .navbar__nav a {
    width: 100%;
    padding: 10px 12px;
  }

  .navbar__mobile-only {
    display: block;
  }

  body.nav-open .navbar__nav {
    display: flex;
  }

  .navbar__overlay {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.22);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
    z-index: 1;
  }

  body.nav-open .navbar__overlay {
    opacity: 1;
    pointer-events: auto;
  }
}

/* ── Hero (index page) ──────────────────────────────────────── */
.hero {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 80px 24px 72px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 59px,
    var(--border) 60px
  );
  opacity: 0.3;
  pointer-events: none;
}

.hero__tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.hero__tag::before,
.hero__tag::after {
  content: '';
  display: inline-block;
  width: 32px;
  height: 1px;
  background: var(--accent);
}

.hero__title {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--text);
  max-width: 700px;
  margin: 0 auto 20px;
  position: relative;
}

.hero__sub {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 480px;
  margin: 0 auto 36px;
  font-weight: 300;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 14px 28px;
  border-radius: var(--radius);
  transition: opacity var(--transition), transform var(--transition);
}

.hero__cta:hover {
  opacity: 0.88;
  transform: translateY(-1px);
  color: #fff;
}

/* ── Features strip ─────────────────────────────────────────── */
.features {
  max-width: var(--max-w-wide);
  margin: 56px auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.feature-card:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 24px rgba(0,0,0,0.08);
}

.feature-card__icon {
  font-size: 1.5rem;
  margin-bottom: 14px;
  display: block;
}

.feature-card__title {
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
  margin-bottom: 8px;
}

.feature-card__desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ── Linux Environment Visualization ────────────────────────── */
.linux-env {
  max-width: var(--max-w-wide);
  margin: 56px auto;
  padding: 0 24px;
}

.linux-env__container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: center;
}

@media (max-width: 768px) {
  .linux-env__container {
    grid-template-columns: 1fr;
  }
}

/* Terminal Styling */
.linux-terminal {
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
  font-family: var(--mono);
  font-size: 0.85rem;
}

.terminal__header {
  background: #161b22;
  border-bottom: 1px solid #30363d;
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.terminal__title {
  color: #8b949e;
  font-size: 0.75rem;
  font-weight: 500;
}

.terminal__controls {
  display: flex;
  gap: 8px;
}

.terminal__btn {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  cursor: pointer;
  transition: opacity var(--transition);
}

.terminal__btn--min {
  background: #ffbd2e;
}

.terminal__btn--max {
  background: #28c840;
}

.terminal__btn--close {
  background: #ff5f57;
}

.terminal__btn:hover {
  opacity: 0.75;
}

.terminal__content {
  padding: 16px;
  color: #c9d1d9;
  line-height: 1.6;
  height: 240px;
  overflow-y: auto;
}

.terminal__line {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
  align-items: flex-start;
}

.terminal__prompt {
  color: #58a6ff;
  font-weight: 600;
  flex-shrink: 0;
}

.terminal__text {
  color: #c9d1d9;
}

.terminal__cursor {
  display: inline-block;
  animation: blink 1s infinite;
  color: #58a6ff;
}

@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

.terminal__output {
  color: #8b949e;
  margin-bottom: 8px;
  font-size: 0.8rem;
}

.terminal__output p {
  margin: 0;
  padding: 0;
}

/* Linux Components Grid */
.linux-components {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

@media (max-width: 480px) {
  .linux-components {
    grid-template-columns: 1fr;
  }
}

.component {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  transition: all var(--transition);
}

.component:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.component__icon {
  font-size: 2.4rem;
  margin-bottom: 12px;
  display: block;
}

.component__title {
  font-family: var(--mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text);
  margin-bottom: 8px;
}

.component__desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ── Blog list ──────────────────────────────────────────────── */
.section {
  max-width: var(--max-w-wide);
  margin: 0 auto 64px;
  padding: 0 24px;
}

.section__header {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.section__title {
  font-family: var(--serif);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.02em;
}

.section__count {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--text-muted);
}

.blog-card {
  display: grid;
  grid-template-columns: auto minmax(220px, 340px) 1fr;
  gap: 18px;
  padding: 18px;
  margin-bottom: 18px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  box-shadow: var(--shadow);
  align-items: flex-start;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.blog-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(0,0,0,0.12);
  border-color: color-mix(in srgb, var(--accent) 20%, var(--border));
}

.blog-card__num {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  min-width: 30px;
  padding-top: 6px;
}

.blog-card__media {
  display: block;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  background: var(--bg-alt);
  aspect-ratio: 16 / 10;
}

.blog-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.blog-card:hover .blog-card__media img {
  transform: scale(1.02);
}

.blog-card__body { flex: 1; }

.blog-card__tag {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
  display: block;
}

.blog-card__title {
  font-family: var(--serif);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
  line-height: 1.3;
  margin-bottom: 10px;
}

.blog-card__desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 14px;
}

.blog-card__link {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.blog-card__link::after {
  content: '→';
  transition: transform var(--transition);
}

.blog-card__link:hover::after { transform: translateX(4px); }
.blog-card__link:hover { opacity: 1; }

/* ── Blog article page ──────────────────────────────────────── */
.article-wrapper {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 56px 24px 96px;
  flex: 1;
}

.article-meta {
  margin-bottom: 40px;
}

.article-meta__tag {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 14px;
}

.article-meta__title {
  font-family: var(--serif);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--text);
  margin-bottom: 18px;
}

.article-meta__desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  border-left: 3px solid var(--accent);
  padding-left: 16px;
  margin-bottom: 32px;
}

.article-meta__divider {
  height: 1px;
  background: var(--border);
}

/* Article body styles */
.article-body {
  margin-top: 40px;
}

.article-body h2 {
  font-family: var(--serif);
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  margin: 52px 0 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.article-body h3 {
  font-family: var(--sans);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text);
  margin: 32px 0 12px;
}

.article-body p {
  margin-bottom: 20px;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text);
}

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

.article-body ul,
.article-body ol {
  margin: 16px 0 24px 24px;
}

.article-body li {
  margin-bottom: 8px;
  line-height: 1.7;
}

.article-body code {
  font-family: var(--mono);
  font-size: 0.85rem;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 7px;
  color: var(--accent);
}

.article-body pre {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 24px 0;
  overflow-x: auto;
}

.article-body pre code {
  background: none;
  border: none;
  padding: 0;
  font-size: 0.88rem;
  color: var(--text);
}

/* Tables */
.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  font-size: 0.9rem;
}

.article-body th {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 10px 14px;
  text-align: left;
  border-bottom: 2px solid var(--border);
  background: var(--bg-alt);
}

.article-body td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.article-body tr:last-child td { border-bottom: none; }

.boot-slider-wrap {
  list-style: none;
  margin: 12px 0;
}

.boot-slider {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.boot-slider__img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

/* Callout / warning boxes */
.callout {
  background: color-mix(in srgb, var(--accent) 8%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 16px 20px;
  margin: 24px 0;
  font-size: 0.92rem;
}

.callout strong {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 6px;
  color: var(--accent);
}

/* Step numbers */
.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
  width: 26px;
  height: 26px;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  margin-right: 10px;
  vertical-align: middle;
  flex-shrink: 0;
}

/* Terminal block */
.terminal {
  background: #0d0d0d;
  color: #a8ff78;
  font-family: var(--mono);
  font-size: 0.88rem;
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 24px 0;
  position: relative;
}

.terminal::before {
  content: '● ● ●';
  display: block;
  color: #555;
  font-size: 0.65rem;
  letter-spacing: 6px;
  margin-bottom: 14px;
}

.lightbox-trigger {
  cursor: zoom-in;
  border-radius: var(--radius);
  transition: transform var(--transition), box-shadow var(--transition);
}

.lightbox-trigger:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.lightbox {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.82);
  z-index: 2000;
  padding: 24px;
}

.lightbox.is-open {
  display: flex;
}

.lightbox__image {
  max-width: min(1100px, 95vw);
  max-height: 88vh;
  width: auto;
  height: auto;
  border-radius: var(--radius);
  box-shadow: 0 24px 40px rgba(0, 0, 0, 0.45);
}

.lightbox__close {
  position: absolute;
  top: 16px;
  right: 20px;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.5);
  color: #fff;
  font-size: 1.7rem;
  line-height: 1;
  cursor: pointer;
}

.lightbox__close:hover {
  background: rgba(0, 0, 0, 0.72);
}

[data-theme="dark"] .terminal {
  background: #0a0a09;
  border: 1px solid #2a2a28;
}

/* ── Footer ─────────────────────────────────────────────────── */
footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 48px 24px 32px;
  margin-top: auto;
}

.footer__inner {
  max-width: var(--max-w-wide);
  margin: 0 auto;
}

.footer__top {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}

.footer__brand {
  max-width: 280px;
}

.footer__brand-name {
  font-family: var(--mono);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer__brand-name .logo-symbol {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background: var(--accent);
  color: #fff;
  border-radius: 4px;
  font-size: 0.7rem;
}

.footer__tagline {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.footer__features {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer__feat {
  font-size: 0.83rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer__feat::before {
  content: '✓';
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--accent-2);
  flex-shrink: 0;
}

.footer__links-col h4 {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.footer__links-col {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.footer__links-col h4 {
  margin-bottom: 0;
  margin-right: 6px;
}

.footer__links-col a {
  display: inline-flex;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 0;
  transition: color var(--transition);
}

.footer__links-col a:hover {
  color: var(--accent);
  opacity: 1;
}

.footer__bottom {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  text-align: center;
}

.footer__copy {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-align: center;
}

.footer__bottom-links {
  display: flex;
  gap: 20px;
}

.footer__bottom-links a {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer__bottom-links a:hover { color: var(--accent); opacity: 1; }

/* ── Checklist ──────────────────────────────────────────────── */
.checklist {
  list-style: none;
  margin: 16px 0 24px;
  padding: 0;
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.95rem;
  border-bottom: 1px solid var(--border);
}

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

.checklist li::before {
  content: '□';
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 640px) {
  :root { --nav-h: auto; }

  .navbar__inner {
    padding: 12px 16px;
    gap: 10px;
  }

  .navbar__nav {
    order: 3;
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
    flex-wrap: nowrap;
    gap: 0;
  }

  .navbar__nav::-webkit-scrollbar { height: 2px; }
  .navbar__nav::-webkit-scrollbar-thumb { background: var(--border); }

  .navbar__controls {
    order: 2;
    margin-left: auto;
  }

  .hero { padding: 56px 20px 48px; }

  .footer__top { flex-direction: column; gap: 28px; }

  .article-body table { font-size: 0.82rem; }
  .article-body th, .article-body td { padding: 8px 10px; }

  .boot-slider {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 6px;
  }

  .boot-slider::-webkit-scrollbar {
    height: 6px;
  }

  .boot-slider::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 99px;
  }

  .boot-slider__img {
    flex: 0 0 100%;
    max-width: 100%;
    scroll-snap-align: start;
  }

  .blog-card {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 14px;
  }
  .blog-card__media {
    width: 100%;
    aspect-ratio: 16 / 9;
  }
  .blog-card__num { display: none; }
}

/* ── Animations ─────────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-up {
  animation: fadeUp 0.5s ease both;
}

.fade-up-1 { animation-delay: 0.08s; }
.fade-up-2 { animation-delay: 0.16s; }
.fade-up-3 { animation-delay: 0.24s; }
.fade-up-4 { animation-delay: 0.32s; }