/* Blog layout – override Water.css body (max-width: 800px) and CUI so theme applies */
:root {
  --font-heading: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --font-body: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.1);
  --transition: 0.2s ease;
}

body {
  max-width: none !important;
  margin: 0 !important;
  padding: 0 !important;
  background: var(--background-body) !important;
  color: var(--text-main) !important;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

[data-lang="ar"] body {
  font-family: 'Zain', var(--font-body);
}

#app {
  max-width: none;
  width: 100%;
}

.layout {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.cui-header {
  width: 100%;
  box-sizing: border-box;
  border-bottom: 1px solid var(--border);
  background: var(--background-alt);
  padding: 1rem 1.5rem;
  position: relative;
}

.cui-header::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  opacity: 0.6;
}

.cui-header-inner {
  width: 100%;
  max-width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.cui-brand {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.35rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--text-bright);
  transition: color var(--transition), opacity var(--transition);
}

.cui-brand:hover {
  opacity: 0.85;
  text-decoration: none;
}

.cui-nav {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.cui-nav-link {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: color var(--transition);
}

.cui-nav-link:hover {
  color: var(--text-main);
  text-decoration: none;
}

.cui-nav-link.active {
  color: var(--links);
}

.cui-header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.cui-header-actions .theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  min-width: 2.25rem;
  min-height: 2.25rem;
  padding: 0;
  margin: 0;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--text-muted);
  transition: color var(--transition), opacity var(--transition);
  -webkit-tap-highlight-color: transparent;
}

.cui-header-actions .theme-toggle:hover {
  color: var(--text-main);
}

.cui-header-actions .theme-toggle:focus,
.cui-header-actions .theme-toggle:focus-visible {
  outline: none;
  box-shadow: none;
  border: none;
}

.cui-header-actions .theme-toggle-icon {
  width: 1.25rem;
  height: 1.25rem;
  min-width: 1.25rem;
  min-height: 1.25rem;
  display: block;
  fill: currentColor;
  transition: transform var(--transition);
}

.cui-header-actions .theme-toggle-icon path {
  transition: fill var(--transition);
}

.language-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.language-toggle-button {
  border-radius: 999px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.15rem 0.5rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), opacity var(--transition);
}

.language-toggle-button.is-active {
  background: var(--background-alt);
  border-color: var(--border);
  color: var(--text-main);
}

.language-toggle-button:hover {
  opacity: 0.85;
}

.cui-header-actions .theme-toggle.is-dark .theme-toggle-icon {
  transform: rotate(180deg);
}

.cui-header-actions .theme-toggle.is-dark .theme-toggle-icon path {
  fill: var(--highlight) !important;
}

.cui-main {
  flex: 1;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 3rem 2rem 4rem;
  box-sizing: border-box;
}

.cui-footer {
  width: 100%;
  box-sizing: border-box;
  border-top: 1px solid var(--border);
  padding: 2rem 1.5rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  background: var(--background-alt);
}

.cui-footer p {
  margin: 0;
}

/* Dark mode: page titles and headings (CUI uses rgb(55,71,79) for h1, clashes on dark bg) */
[data-theme="dark"] .page-home h1.page-title,
[data-theme="dark"] .cui-main h1 {
  color: var(--text-bright) !important;
}

/* Dark mode: CUI cards use theme variables (CUI has hardcoded light styles) */
[data-theme="dark"] .cui-card {
  background: var(--background-alt);
  border-color: var(--border);
  color: var(--text-main);
}

[data-theme="dark"] .cui-card h1,
[data-theme="dark"] .cui-card h2,
[data-theme="dark"] .cui-card h3,
[data-theme="dark"] .cui-card h4,
[data-theme="dark"] .cui-card h5,
[data-theme="dark"] .cui-card h6 {
  color: var(--text-bright);
}

[data-theme="dark"] .cui-card a {
  color: var(--links);
}

[data-theme="dark"] .cui-card .post-card-date,
[data-theme="dark"] .cui-card time {
  color: var(--text-muted);
}

[data-theme="dark"] .cui-card-interactive:hover,
[data-theme="dark"] .cui-card-interactive:focus {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.cui-card {
  border-radius: var(--radius-md);
  border-color: var(--border);
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.cui-card-interactive:hover,
.cui-card-interactive:focus {
  border-color: var(--links);
  box-shadow: var(--shadow-md);
}

.page-home .cui-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
  width: 100%;
  max-width: 1200px;
  margin-left: auto !important;
  margin-right: auto !important;
  padding-left: 0;
  padding-right: 0;
}

.page-home .cui-grid > * {
  width: auto;
}

/* CUI Card has max-width: 320px – override so post rows span full width */
.page-home .post-card.cui-card {
  max-width: none !important;
  width: 100% !important;
}

.post-card-placeholder {
  opacity: 0.4;
  filter: blur(1px);
  pointer-events: none;
}

.page-title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 2rem;
  letter-spacing: 0.02em;
  margin-top: 0;
  margin-bottom: 2.25rem;
  color: var(--text-bright);
}

[data-lang="ar"] .page-title,
[data-lang="ar"] .post-title,
[data-lang="ar"] .post-card-title {
  font-family: 'Zain', var(--font-heading);
}

.page-home .page-title {
  text-align: center;
}

.post-card-link {
  text-decoration: none;
  color: inherit;
  display: block;
  height: 100%;
}

.post-card-link:hover {
  text-decoration: none;
}

.post-card-link:hover .post-card-more {
  text-decoration: underline;
}

.post-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.375rem 0;
  padding: 1.25rem 1.5rem !important;
  border-radius: var(--radius-md);
}

.post-card-title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.125rem;
  letter-spacing: 0.01em;
  margin: 0;
  line-height: 1.35;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.post-card-date {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin: 0;
  letter-spacing: 0.02em;
}

.post-card-excerpt {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: var(--text-main);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

[dir="rtl"] .post-card-excerpt {
  direction: rtl;
  text-align: right;
}

.post-card-more {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--links);
  transition: color var(--transition);
  margin-top: 0.25rem;
}

.post-card-more .cui-icon {
  vertical-align: middle;
  width: 1em;
  height: 1em;
}

/* Post page – no max-width so post body card can extend to the end */
.page-post {
  max-width: none;
}

.back-link {
  margin-bottom: 2rem;
}

.back-link.cui-button {
  margin-bottom: 2rem;
  font-size: 0.875rem;
  justify-content: center;
  align-items: center;
}

.post-header {
  margin-bottom: 2rem;
}

.post-title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 2.25rem;
  letter-spacing: 0.02em;
  line-height: 1.25;
  margin-top: 0;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.post-card-tag,
.post-title-tag {
  margin-inline-start: 0.5rem;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75em;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: transparent;
  color: var(--highlight);
  border: 2px solid var(--highlight);
  line-height: 1.2;
}

.post-date {
  font-size: 0.9375rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  text-align: center;
  display: block;
  margin-inline-start: auto;
  margin-inline-end: auto;
  background: transparent;
}

/* Post body card: full width to the end, right padding matches left */
.page-post .post-body.cui-card,
.post-body.cui-card {
  max-width: none !important;
  width: 100% !important;
  box-sizing: border-box;
  border-radius: var(--radius-md);
}

.post-body {
  padding: 2.25rem 0 2.25rem 2rem !important;
  padding-right: 2rem !important;
  line-height: 1.75;
  min-width: 0;
  font-size: 1.0625rem;
}

[dir="rtl"] .post-body {
  direction: rtl;
  text-align: right;
}

[dir="rtl"] .post-body p {
  text-align: right;
}

.post-body p {
  margin: 0 0 1.25rem;
}

.post-body p:last-child {
  margin-bottom: 0;
}

.post-body a {
  color: var(--links);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}

.post-body a:hover {
  border-bottom-color: var(--links);
}

.post-body h1,
.post-body h2,
.post-body h3,
.post-body h4,
.post-body h5,
.post-body h6 {
  margin: 1.75rem 0 0.75rem;
  font-weight: 600;
  color: var(--text-bright);
  line-height: 1.3;
}

.post-body h1 { font-size: 1.5rem; }
.post-body h2 { font-size: 1.35rem; }
.post-body h3 { font-size: 1.2rem; }
.post-body h4, .post-body h5, .post-body h6 { font-size: 1.0625rem; }

.post-body h1:first-child,
.post-body h2:first-child,
.post-body h3:first-child {
  margin-top: 0;
}

.post-body ul,
.post-body ol {
  margin: 0 0 1.25rem;
  padding-inline-start: 1.5rem;
}

.post-body li {
  margin-bottom: 0.35rem;
}

.post-body pre {
  margin: 0 0 1.25rem;
  padding: 1rem 1.25rem;
  overflow-x: auto;
  background: var(--background-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  line-height: 1.5;
}

.post-body code {
  font-family: var(--font-body);
  font-size: 0.9em;
  background: var(--background-alt);
  color: var(--code);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.post-body pre code {
  padding: 0;
  background: none;
  border: none;
  font-size: 1em;
}

/* Syntax highlighting (highlight.js) – dark mode, higher-contrast tokens */
[data-theme="dark"] .post-body .hljs {
  background: var(--background-alt) !important;
  color: var(--code) !important;
}

[data-theme="dark"] .post-body .hljs .hljs-keyword,
[data-theme="dark"] .post-body .hljs .hljs-selector-tag,
[data-theme="dark"] .post-body .hljs .hljs-built_in { color: #7dd8ff; }
[data-theme="dark"] .post-body .hljs .hljs-string { color: #9eea9e; }
[data-theme="dark"] .post-body .hljs .hljs-comment { color: #b8b8be; }
[data-theme="dark"] .post-body .hljs .hljs-number { color: #f5d67a; }
[data-theme="dark"] .post-body .hljs .hljs-title,
[data-theme="dark"] .post-body .hljs .hljs-attr { color: #c5a3ff; }
[data-theme="dark"] .post-body .hljs .hljs-function .hljs-title { color: #7dd8ff; }
[data-theme="dark"] .post-body .hljs .hljs-params { color: #e8e8ec; }

.post-body blockquote {
  margin: 0 0 1.25rem;
  padding: 0 1rem;
  border-inline-start: 4px solid var(--border);
  color: var(--text-muted);
}

.post-body hr {
  margin: 1.75rem 0;
  border: none;
  border-top: 1px solid var(--border);
}

.post-download {
  margin-top: 3rem;
  text-align: center;
}

.post-download-title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin: 0 0 1rem;
}

[data-lang="ar"] .post-download-title {
  font-family: 'Zain', var(--font-heading);
  letter-spacing: 0.04em;
  text-transform: none;
  font-size: 1.05rem;
}

.post-download-barcode-wrapper {
  display: inline-flex;
  position: relative;
  align-items: center;
  justify-content: center;
}

.post-download-barcode-blur {
  width: 140px;
  height: 140px;
  border-radius: 10px;
  border: 2px solid var(--border);
  background-image: linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.18) 2px,
      transparent 2px
    ),
    linear-gradient(
      0deg,
      rgba(0, 0, 0, 0.18) 2px,
      transparent 2px
    );
  background-size: 6px 6px;
  background-color: var(--background-alt);
  filter: blur(3px);
  opacity: 0.85;
}

.post-download-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-bright);
  mix-blend-mode: normal;
}

[data-lang="ar"] .post-download-label {
  font-family: 'Zain', var(--font-heading);
  text-transform: none;
  letter-spacing: 0.04em;
}

.post-download-ascii {
  margin-top: 1.75rem;
  text-align: center;
}

.post-download-ascii-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.post-download-ascii-code {
  margin: 0 auto;
  padding: 0.75rem 1rem;
  background: var(--background-alt);
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border);
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.7rem;
  line-height: 1.2;
  white-space: pre;
  overflow-x: auto;
}

.post-download-status {
  margin-bottom: 0.75rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* About page – same as post body: full width to the end, padding matches left/right */
.page-about .page-title {
  margin-bottom: 2rem;
  text-align: center;
}

.page-about .about-card.cui-card,
.about-card.cui-card {
  max-width: none !important;
  width: 100% !important;
  box-sizing: border-box;
  border-radius: var(--radius-md);
}

.page-about .about-card {
  padding: 2.25rem 2rem !important;
}

.page-about p {
  margin: 0 0 1.25rem;
  font-size: 1.0625rem;
  line-height: 1.7;
}

.page-about p:last-child {
  margin-bottom: 0;
}

.page-about code {
  padding: 0.2em 0.5em;
  border-radius: var(--radius-sm);
  font-size: 0.9em;
  background: var(--background);
  border: 1px solid var(--border);
}

/* Mobile layout */
@media (max-width: 768px) {
  .cui-header {
    padding: 0.75rem 1rem;
  }

  .cui-main {
    padding: 2rem 1rem 3rem;
  }

  .page-home .cui-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .post-card {
    padding: 1rem 1.1rem !important;
  }

  .page-title {
    font-size: 1.6rem;
    margin-bottom: 1.75rem;
  }

  .post-title {
    font-size: 1.8rem;
  }

  .post-download {
    margin-top: 2.25rem;
  }

  .post-download-ascii-code {
    font-size: 0.6rem;
  }
}