/* TEI-Arabic — shared site styles */

:root {
  --ink: #232019;
  --ink-soft: #55503f;
  --paper: #fbf9f4;
  --paper-raised: #ffffff;
  --line: #ddd6c4;
  --accent: #8a4b2f;
  --accent-soft: #f1e4d6;
  --max-width: 780px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Source Serif 4", Georgia, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.6;
}

a {
  color: var(--accent);
}

a:hover {
  color: var(--ink);
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--paper-raised);
}

.site-header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 1.75rem;
  text-align: center;
}

.site-title {
  margin: 0 0 0.6rem;
  font-size: 1.9rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.3;
}

.site-title a {
  color: var(--ink);
  text-decoration: none;
}

nav.site-nav {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

nav.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  padding-bottom: 0.2rem;
  border-bottom: 2px solid transparent;
}

nav.site-nav a:hover {
  color: var(--ink);
}

nav.site-nav a.active {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

.lang-toggle {
  font-family: "Noto Kufi Arabic", "Tajawal", Tahoma, Arial, sans-serif !important;
  font-size: 0.95rem !important;
  text-transform: none !important;
  letter-spacing: 0 !important;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.05rem 0.65rem !important;
  margin-inline-start: 0.25rem;
}

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

main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

.lede {
  font-size: 1.15rem;
  color: var(--ink-soft);
  max-width: 60ch;
}

.curators {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

h1 {
  font-size: 1.55rem;
}

h2 {
  font-size: 1.3rem;
  margin-bottom: 0.3rem;
}

.page-title {
  margin: 0 0 0.6rem;
  font-size: 1.55rem;
}

.page-intro {
  color: var(--ink-soft);
  max-width: 60ch;
  margin-bottom: 2.5rem;
}

.project {
  padding: 1.5rem 0;
  border-top: 1px solid var(--line);
}

.project:first-of-type {
  border-top: none;
}

.project h2 {
  margin-top: 0;
}

.project .meta {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.9rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin: 0 0 0.6rem;
}

.project p {
  margin: 0.5rem 0;
}

.project .link {
  display: inline-block;
  margin-top: 0.4rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.9rem;
}

.resource-list {
  list-style: none;
  margin: 0 0 2.5rem;
  padding: 0;
}

.resource-list li {
  padding: 0.9rem 0;
  border-top: 1px solid var(--line);
}

.resource-list li:first-child {
  border-top: none;
}

.resource-list .r-title {
  font-weight: 600;
}

.resource-list .r-note {
  display: block;
  margin-top: 0.2rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.resource-list code {
  background: var(--accent-soft);
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
  font-size: 0.9em;
}

h2.section-heading,
h3.section-heading {
  margin-top: 3rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--line);
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
}

dl.glossary dt {
  font-weight: 600;
  margin-top: 1.1rem;
}

dl.glossary dd {
  margin: 0.25rem 0 0;
  color: var(--ink-soft);
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem;
  text-align: center;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

@media (max-width: 480px) {
  body {
    font-size: 16px;
  }
  nav.site-nav {
    gap: 1rem;
    flex-wrap: wrap;
  }
}

/* Arabic / RTL pages */
html[dir="rtl"] body {
  font-family: "Tajawal", "Noto Kufi Arabic", Tahoma, Arial, sans-serif;
}

html[dir="rtl"] .site-title,
html[dir="rtl"] h1,
html[dir="rtl"] h2,
html[dir="rtl"] h3.section-heading {
  font-family: "Noto Kufi Arabic", "Tajawal", Tahoma, Arial, sans-serif;
}

html[dir="rtl"] nav.site-nav,
html[dir="rtl"] .curators,
html[dir="rtl"] .project .meta,
html[dir="rtl"] .project .link,
html[dir="rtl"] .resource-list .r-note,
html[dir="rtl"] .site-footer {
  font-family: "Tajawal", "Noto Kufi Arabic", Tahoma, Arial, sans-serif;
}

html[dir="rtl"] nav.site-nav,
html[dir="rtl"] .project .meta,
html[dir="rtl"] h2.section-heading,
html[dir="rtl"] h3.section-heading {
  text-transform: none;
  letter-spacing: 0;
}

html[dir="rtl"] bdi[dir="ltr"],
html[dir="rtl"] code[dir="ltr"] {
  unicode-bidi: isolate;
}

/* Landing-page hero (home only) */
.hero-subtitle {
  margin: 0 0 1rem;
  font-size: 1.2rem;
  color: var(--ink-soft);
}

.hero-subtitle[lang="ar"] {
  font-family: "Noto Kufi Arabic", "Tajawal", Tahoma, Arial, sans-serif;
}

.hero-subtitle[lang="en"] {
  font-family: "Source Serif 4", Georgia, "Times New Roman", serif;
}

.ornament {
  color: var(--accent);
  letter-spacing: 0.5rem;
  font-size: 0.85rem;
  margin: 0 0 0.75rem;
}

body.home main {
  padding-top: 2.5rem;
}

body.home .lede {
  text-align: center;
  margin: 0 auto 1rem;
  max-width: 56ch;
}

/* What we do */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin: 2.5rem 0 3rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--line);
}

.feature h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.feature p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

/* Featured projects (landing page) */
.featured-projects {
  margin-bottom: 3rem;
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.featured-card {
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1.25rem;
  background: var(--paper-raised);
}

.featured-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
}

.featured-card p {
  margin: 0 0 0.75rem;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.featured-card .link {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 0.88rem;
}

@media (max-width: 700px) {
  .features,
  .featured-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* RTL coverage for the additions above */
html[dir="rtl"] .feature h3,
html[dir="rtl"] .feature p,
html[dir="rtl"] .featured-card .link {
  font-family: "Tajawal", "Noto Kufi Arabic", Tahoma, Arial, sans-serif;
}

html[dir="rtl"] .feature h3 {
  text-transform: none;
  letter-spacing: 0;
}

/* Keyboard access and narrow-screen resilience. */
a:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.skip-link {
  position: absolute;
  inset-inline-start: 1rem;
  top: 0.5rem;
  z-index: 100;
  padding: 0.5rem 0.75rem;
  background: var(--paper-raised);
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: translateY(0);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

nav.site-nav {
  flex-wrap: wrap;
}

nav.site-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  min-height: 32px;
}

.resource-list code,
.resource-list a,
.glossary a,
.project a,
.site-footer a {
  overflow-wrap: anywhere;
}

.site-footer > [dir="ltr"] {
  display: inline-block;
  unicode-bidi: isolate;
}

html[dir="rtl"] .site-title {
  letter-spacing: 0;
  line-height: 1.6;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}