/* =============================================================================
   Modern Omeka Theme — CSS
   Design tokens → reset → layout → components → utilities → RTL
   ============================================================================= */

/* -- Self-hosted Web Fonts --------------------------------------------------- */
/* Inter (Latin) — variable-weight slice */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../fonts/inter-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA,
                 U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122,
                 U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* Noto Kufi Arabic — variable-weight slice */
@font-face {
  font-family: 'Noto Kufi Arabic';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../fonts/noto-kufi-arabic.woff2') format('woff2');
  unicode-range: U+0600-06FF, U+0750-077F, U+0870-088E, U+0890-0891,
                 U+0898-08E1, U+08E3-08FF, U+200C-200E, U+2010-2011,
                 U+204F, U+2E41, U+FB50-FDFF, U+FE70-FE74, U+FE76-FEFC,
                 U+102E0-102FB, U+10E60-10E7E, U+10EFD-10EFF, U+1EE00-1EE03,
                 U+1EE05-1EE1F, U+1EE21-1EE22, U+1EE24, U+1EE27,
                 U+1EE29-1EE32, U+1EE34-1EE37, U+1EE39, U+1EE3B, U+1EE42,
                 U+1EE47, U+1EE49, U+1EE4B, U+1EE4D-1EE4F, U+1EE51-1EE52,
                 U+1EE54, U+1EE57, U+1EE59, U+1EE5B, U+1EE5D, U+1EE5F,
                 U+1EE61-1EE62, U+1EE64, U+1EE67-1EE6A, U+1EE6C-1EE72,
                 U+1EE74-1EE77, U+1EE79-1EE7C, U+1EE7E, U+1EE80-1EE89,
                 U+1EE8B-1EE9B, U+1EEA1-1EEA3, U+1EEA5-1EEA9,
                 U+1EEAB-1EEBB, U+FEFF;
}

/* -- Design Tokens ----------------------------------------------------------- */
:root {
  /* Palette */
  --color-primary:       #2563eb;
  --color-primary-dark:  #1d4ed8;
  --color-primary-light: #eff6ff;
  --color-accent:        #f59e0b;
  --color-text:          #1e293b;
  --color-text-muted:    #64748b;
  --color-border:        #e2e8f0;
  --color-bg:            #f8fafc;
  --color-bg-card:       #ffffff;
  --color-link:          #2563eb;
  --color-link-hover:    #1d4ed8;

  /* Typography */
  --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-serif: Georgia, 'Times New Roman', serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;

  /* Layout */
  --container-max: 1200px;
  --sidebar-width: 280px;
  --header-height: 64px;

  /* Radii */
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  12px;
  --radius-xl:  16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md:  0 4px 6px -1px rgb(0 0 0 / 0.07), 0 2px 4px -2px rgb(0 0 0 / 0.05);
  --shadow-lg:  0 10px 15px -3px rgb(0 0 0 / 0.07), 0 4px 6px -4px rgb(0 0 0 / 0.05);
  --shadow-xl:  0 20px 25px -5px rgb(0 0 0 / 0.08), 0 8px 10px -6px rgb(0 0 0 / 0.04);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;

  /* Footer */
  --color-footer-bg:   #0f172a;
  --color-footer-mid:  #1e293b;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; height: auto; display: block; }

a {
  color: var(--color-link);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover, a:focus { color: var(--color-link-hover); text-decoration: underline; }

ul, ol { list-style: none; }

/* -- Skip Navigation ---------------------------------------------------------- */
#skipnav {
  position: absolute;
  inset-inline-start: -9999px;
  top: var(--space-2);
  z-index: 9999;
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: inset-inline-start 0s;
}
#skipnav:focus {
  inset-inline-start: var(--space-4);
}

/* -- Layout ------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-4);
}
@media (min-width: 768px) { .container { padding-inline: var(--space-8); } }

/* -- Site Header -------------------------------------------------------------- */
#site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  height: var(--header-height);
}

#site-header .header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

#site-title {
  flex-shrink: 0;
}
#site-title a {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.01em;
}
#site-title a:hover { color: var(--color-primary); text-decoration: none; }

/* Primary navigation */
#primary-nav {
  flex: 1;
}
#primary-nav ul {
  display: flex;
  gap: var(--space-1);
  align-items: center;
}
#primary-nav a {
  display: block;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  white-space: nowrap;
  transition: background var(--transition-fast), color var(--transition-fast);
}
#primary-nav a:hover,
#primary-nav a.current,
#primary-nav li.current > a {
  background: var(--color-primary-light);
  color: var(--color-primary);
  text-decoration: none;
}

/* Search in header */
#search-container {
  flex-shrink: 0;
}
#search-container form {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
#search-container input[type="text"] {
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  outline: none;
  width: 200px;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
#search-container input[type="text"]:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgb(37 99 235 / 0.15);
}
#search-container button,
#search-container input[type="submit"] {
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  transition: background var(--transition-fast);
}
#search-container button:hover,
#search-container input[type="submit"]:hover {
  background: var(--color-primary-dark);
}

/* Search icon inside the submit button */
#search-container .button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
#search-container .button .icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  flex-shrink: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cline x1='21' y1='21' x2='15.65' y2='15.65'/%3E%3C/svg%3E") center / contain no-repeat;
}

/* Mobile hamburger */
#mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  margin-inline-start: auto;
  flex-direction: column;
  gap: 5px;
}
#mobile-nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

/* -- Hero / Home Page --------------------------------------------------------- */
#home-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: var(--space-16) 0;
  text-align: center;
}
#home-hero h1 { font-size: var(--text-4xl); font-weight: 800; margin-bottom: var(--space-4); }
#home-hero p  { font-size: var(--text-lg); opacity: 0.9; max-width: 640px; margin-inline: auto; }

#homepage-text {
  padding: var(--space-12) 0;
}
#homepage-text p {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
}

/* -- Section Headings --------------------------------------------------------- */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}
.section-header h2 {
  font-size: var(--text-2xl);
  font-weight: 700;
}
.section-header a.view-all {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary);
}

/* -- Cards Grid --------------------------------------------------------------- */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
}

.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
  display: flex;
  flex-direction: column;
}
.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.card-image {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-border);
}
.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}
.card:hover .card-image img { transform: scale(1.04); }

.card-body {
  padding: var(--space-4) var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.card-title {
  font-size: var(--text-lg);
  font-weight: 600;
  line-height: 1.4;
}
.card-title a { color: var(--color-text); }
.card-title a:hover { color: var(--color-primary); text-decoration: none; }

.card-description {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  flex: 1;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

.card-footer {
  padding: var(--space-3) var(--space-6);
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* -- Featured Block ----------------------------------------------------------- */
.featured-block {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-8);
}
.featured-block h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* -- Home Layout -------------------------------------------------------------- */
#home-content {
  padding: var(--space-12) 0;
}
#home-primary {}
#home-secondary { margin-top: var(--space-12); }

@media (min-width: 1024px) {
  #home-content .home-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-12);
    align-items: start;
  }
  #home-secondary { margin-top: 0; }
}

/* -- Page Layout with Sidebar ------------------------------------------------- */
.page-with-sidebar {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  padding: var(--space-8) 0;
}
@media (min-width: 900px) {
  .page-with-sidebar {
    grid-template-columns: 1fr var(--sidebar-width);
  }
}
.page-main {}
.page-sidebar {}

/* -- Page Header Band --------------------------------------------------------- */
.page-banner {
  background: var(--color-bg-card);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-8) 0 var(--space-6);
}
.page-banner h1 {
  font-size: var(--text-3xl);
  font-weight: 800;
  letter-spacing: -0.02em;
}
.page-banner .breadcrumb {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
  display: flex;
  gap: var(--space-2);
  align-items: center;
}
.page-banner .breadcrumb a { color: var(--color-primary); }
.page-banner .breadcrumb span { color: var(--color-text-muted); }

/* -- Browse Controls ---------------------------------------------------------- */
.browse-controls {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  padding: var(--space-4);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.sort-links { display: flex; gap: var(--space-2); align-items: center; }
.sort-links .sort-label { font-size: var(--text-sm); color: var(--color-text-muted); font-weight: 500; }
.sort-links a {
  font-size: var(--text-sm);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}
.sort-links a:hover, .sort-links a.asc, .sort-links a.desc {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  text-decoration: none;
}

/* -- Pagination --------------------------------------------------------------- */
.pagination {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
  align-items: center;
  margin: var(--space-8) 0;
  flex-wrap: wrap;
}
.pagination a,
.pagination span {
  min-width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  transition: all var(--transition-fast);
}
.pagination a { color: var(--color-text); }
.pagination a:hover { background: var(--color-primary-light); border-color: var(--color-primary); color: var(--color-primary); text-decoration: none; }
.pagination span.current { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }

/* -- Item Detail --------------------------------------------------------------- */
.item-detail {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.item-detail-media {
  padding: var(--space-6);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}
.item-detail-body { padding: var(--space-8); }

#item-metadata .element {
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-4) 0;
}
#item-metadata .element:last-child { border-bottom: none; }
#item-metadata h3 {
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}
#item-metadata .element-text { font-size: var(--text-base); }

.item-pagination {
  display: flex;
  gap: var(--space-4);
  justify-content: space-between;
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
}
.item-pagination a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 500;
  font-size: var(--text-sm);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  transition: all var(--transition-fast);
}
.item-pagination a:hover { background: var(--color-primary-light); border-color: var(--color-primary); color: var(--color-primary); text-decoration: none; }

/* -- Tags --------------------------------------------------------------------- */
.tags-list { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-2); }
.tags-list a {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 500;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.tags-list a:hover { background: var(--color-primary); color: #fff; text-decoration: none; }

/* -- Item Files --------------------------------------------------------------- */
.item-files { display: flex; flex-wrap: wrap; gap: var(--space-4); margin-top: var(--space-4); }
.item-files img { border-radius: var(--radius-md); box-shadow: var(--shadow-sm); transition: box-shadow var(--transition-base); }
.item-files img:hover { box-shadow: var(--shadow-md); }

/* -- Collection Meta ---------------------------------------------------------- */
.collection-record {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
  margin-bottom: var(--space-6);
}
.collection-record:hover { box-shadow: var(--shadow-md); }
.collection-record-body { padding: var(--space-6); }
.collection-record h2 { font-size: var(--text-xl); font-weight: 700; margin-bottom: var(--space-2); }
.collection-record h2 a { color: var(--color-text); }
.collection-record h2 a:hover { color: var(--color-primary); text-decoration: none; }

/* -- Sidebar ------------------------------------------------------------------- */
.sidebar-widget {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}
.sidebar-widget h3 {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--color-primary);
  color: var(--color-text);
}
.sidebar-widget ul li { padding: var(--space-2) 0; border-bottom: 1px solid var(--color-border); }
.sidebar-widget ul li:last-child { border-bottom: none; }
.sidebar-widget ul li a { font-size: var(--text-sm); color: var(--color-text-muted); }
.sidebar-widget ul li a:hover { color: var(--color-primary); text-decoration: none; }

/* -- Search Filters ----------------------------------------------------------- */
#item-filters {
  background: var(--color-primary-light);
  border: 1px solid rgb(37 99 235 / 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-6);
  font-size: var(--text-sm);
  color: var(--color-primary-dark);
}

/* -- Output Formats ----------------------------------------------------------- */
#outputs {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  display: flex;
  gap: var(--space-3);
  align-items: center;
  flex-wrap: wrap;
}
#outputs .outputs-label { font-weight: 500; }
#outputs a {
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  transition: all var(--transition-fast);
}
#outputs a:hover { border-color: var(--color-primary); color: var(--color-primary); text-decoration: none; }

/* -- Citation ------------------------------------------------------------------ */
#item-citation {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-style: italic;
  margin-top: var(--space-4);
}

/* -- File Detail (files/show) ------------------------------------------------- */
.file-detail {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.file-detail-media {
  padding: var(--space-6);
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: center;
  align-items: flex-start;
}
.file-detail-media img,
.file-detail-media video,
.file-detail-media audio {
  max-height: 520px;
  width: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}
.file-detail-body {
  padding: var(--space-8);
}
.file-meta-group {
  margin-bottom: var(--space-8);
}
.file-meta-group h2 {
  font-size: var(--text-base);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  padding-bottom: var(--space-2);
  margin-bottom: var(--space-4);
}
.file-meta-group .element {
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-3) 0;
}
.file-meta-group .element:last-child { border-bottom: none; }
.file-meta-group h3 {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}
.file-meta-group .element-text {
  font-size: var(--text-sm);
  word-break: break-all;
}

/* -- Footer ------------------------------------------------------------------- */
#site-footer {
  background: var(--color-footer-bg);
  color: #cbd5e1;
  padding: var(--space-12) 0 var(--space-8);
  margin-top: var(--space-16);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
}
.footer-brand .site-name {
  font-size: var(--text-xl);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-2);
}
.footer-nav h4, .footer-brand h4 { font-size: var(--text-sm); font-weight: 600; color: #fff; margin-bottom: var(--space-3); text-transform: uppercase; letter-spacing: 0.06em; }
.footer-nav ul li { margin-bottom: var(--space-2); }
.footer-nav ul li a { font-size: var(--text-sm); color: #94a3b8; transition: color var(--transition-fast); }
.footer-nav ul li a:hover { color: #fff; text-decoration: none; }
.footer-bottom {
  border-top: 1px solid #334155;
  padding-top: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-sm);
  color: #64748b;
}
.footer-bottom a { color: #94a3b8; }
.footer-bottom a:hover { color: #fff; text-decoration: none; }

/* -- Utility Classes ----------------------------------------------------------- */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0; }
.text-center { text-align: center; }
.mt-4 { margin-top: var(--space-4); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-8 { margin-bottom: var(--space-8); }

/* -- Utility classes replacing former inline styles ---------------------------- */
.widget-footer          { margin-top: 1rem; }
.link-all               { font-size: 0.875rem; font-weight: 600; color: var(--color-primary); }
.link-all:hover         { text-decoration: underline; }

/* Item show page layout */
.item-show-container    { padding-top: 2rem; padding-bottom: 4rem; }

/* Item files sub-section */
.item-files-block       { margin-top: 1.5rem; }
.files-heading          {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
}

/* -- Responsive: Mobile ------------------------------------------------------- */
@media (max-width: 767px) {
  #primary-nav, #search-container { display: none; }
  #primary-nav.open { display: block; position: fixed; inset: var(--header-height) 0 0 0; background: var(--color-bg-card); padding: var(--space-8) var(--space-6); z-index: 99; overflow-y: auto; }
  #primary-nav.open ul { flex-direction: column; gap: var(--space-2); }
  #primary-nav.open a { font-size: var(--text-base); padding: var(--space-3) var(--space-4); }
  #mobile-nav-toggle { display: flex; }
  .cards-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .cards-grid { grid-template-columns: 1fr; }
  #home-hero h1 { font-size: var(--text-3xl); }
}

/* -- RTL Support --------------------------------------------------------------- */
[dir="rtl"] body { font-family: 'Noto Kufi Arabic', 'Segoe UI', var(--font-sans); }
[dir="rtl"] .item-pagination a { flex-direction: row-reverse; }
[dir="rtl"] .footer-bottom { flex-direction: row-reverse; }
[dir="rtl"] #primary-nav ul { flex-direction: row-reverse; }
[dir="rtl"] #search-container { margin-inline-start: auto; margin-inline-end: 0; }

/* -- Dark Mode ----------------------------------------------------------------- */
@media (prefers-color-scheme: dark) {
  :root {
    --color-text:      #e2e8f0;
    --color-text-muted:#94a3b8;
    --color-border:    #334155;
    --color-bg:        #0f172a;
    --color-bg-card:   #1e293b;
    --color-primary-light: rgb(37 99 235 / 0.15);
  }
  #site-header { background: #1e293b; border-bottom-color: #334155; }
  #site-title a { color: #e2e8f0; }
}