@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 300 800;
  font-display: swap;
  src: url('../fonts/inter-latin-var.woff2') format('woff2');
}

@font-face {
  font-family: 'Outfit';
  font-style: normal;
  font-weight: 400 800;
  font-display: swap;
  src: url('../fonts/outfit-latin-var.woff2') format('woff2');
}

@font-face {
  font-family: 'Noto Kufi Arabic';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../fonts/noto-kufi-arabic-site.woff2') format('woff2');
}

@font-face {
  font-family: 'Noto Sans Arabic';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../fonts/noto-sans-arabic-site.woff2') format('woff2');
}

/* Case Study Styles */
:root {
  color-scheme: dark;
  --bg-primary: #1a1a1a;
  --bg-secondary: #222;
  --text-primary: #f5f0eb;
  --text-secondary: #a09888;
  --text-muted: #9a9288;
  --accent-gold: #c9a84c;
  --accent-green: #4a7c59;
  --border-color: #3a3a3a;
  --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.5);
  --radius-md: 16px;
  --radius-lg: 24px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-primary: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-display: 'Outfit', 'Georgia', 'Times New Roman', serif;
}

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

body {
  font-family: var(--font-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  font-synthesis: none;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-gold); text-decoration: none; }
a:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 3px;
}
.skip-link {
  position: fixed;
  top: 10px;
  left: 12px;
  z-index: 1000;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--accent-gold);
  color: #111;
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform var(--transition);
}
.skip-link:focus { transform: translateY(0); }
.container { max-width: 1000px; margin: 0 auto; padding: 0 24px; }

/* Nav */
.case-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 64px;
  background: rgba(26,26,26,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  z-index: 100;
  display: flex;
  align-items: center;
}
.case-nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}
.case-nav-back {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.case-nav-back:hover { color: var(--accent-gold); }
.case-nav-title { font-family: var(--font-display); font-size: 0.85rem; color: var(--text-muted); }

/* Hero */
.case-hero {
  margin-top: 64px;
  height: 60vh;
  min-height: 400px;
  overflow: hidden;
  position: relative;
}
.case-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.case-hero-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 80px 24px 48px;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.92) 0%,
    rgba(0, 0, 0, 0.7) 40%,
    rgba(0, 0, 0, 0.3) 70%,
    transparent 100%
  );
}

/* Content */
.case-content {
  padding: 60px 0;
}
.case-category {
  font-family: var(--font-display);
  font-size: 0.75rem;
  color: var(--accent-gold);
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 12px;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
}
.case-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 16px;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.6), 0 1px 3px rgba(0, 0, 0, 0.4);
}
.case-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-top: 40px;
  padding: 32px;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}
.case-meta-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 4px;
}
.case-meta-value {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 500;
}

.case-section {
  margin-bottom: 48px;
}
.case-section h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--accent-gold);
}
.case-section p {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.case-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.case-gallery img {
  border-radius: var(--radius-md);
  width: 100%;
  height: 300px;
  object-fit: cover;
}
.case-gallery img:first-child {
  grid-column: 1 / -1;
  height: 400px;
}

@media (max-width: 768px) {
  .case-hero { height: 40vh; min-height: 280px; }
  .case-meta { grid-template-columns: 1fr 1fr; }
  .case-gallery { grid-template-columns: 1fr; }
  .case-gallery img:first-child { height: 250px; }
  .case-gallery img { height: 200px; }
}

/* Case Study Navigation Footer */
.case-nav-footer {
  padding: 60px 0 40px;
  border-top: 1px solid var(--border-color);
  margin-top: 48px;
}

.case-nav-cards {
  display: flex;
  gap: 16px;
}

.case-nav-card {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 24px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  transition: all var(--transition);
  text-decoration: none;
  min-width: 0;
}

.case-nav-card:hover {
  border-color: var(--accent-gold);
  background: rgba(201, 168, 76, 0.05);
}

.case-nav-card-disabled {
  opacity: 0.3;
  pointer-events: none;
}

.case-nav-card-center {
  flex: 0 0 auto;
  justify-content: center;
  flex-direction: column;
  text-align: center;
  min-width: 160px;
  padding: 24px 20px;
}

.case-nav-card-content {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.case-nav-card-label {
  font-family: var(--font-display);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.case-nav-card-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.case-nav-card-arrow {
  font-size: 1.3rem;
  color: var(--accent-gold);
  flex-shrink: 0;
  line-height: 1;
}

.case-nav-card-back-icon {
  font-size: 1.1rem;
  color: var(--accent-gold);
  margin-top: 6px;
  line-height: 1;
}

/* CTA */
.case-nav-cta {
  text-align: center;
  margin-top: 32px;
}

.case-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 40px;
  background: var(--accent-gold);
  color: #0d0d0d;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  border-radius: 12px;
  transition: all var(--transition);
  text-decoration: none;
  border: none;
  cursor: pointer;
}

.case-cta-btn:hover {
  background: #dbb956;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 168, 76, 0.3);
}

@media (max-width: 768px) {
  .case-nav-cards {
    flex-direction: column;
  }
  .case-nav-card-center {
    min-width: unset;
  }
  .case-cta-btn {
    width: 100%;
    justify-content: center;
  }
}

/* --- RTL Support --- */
[dir="rtl"] {
  direction: rtl;
  text-align: right;
  --font-primary: 'Noto Sans Arabic', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-display: 'Noto Kufi Arabic', 'Noto Sans Arabic', sans-serif;
}

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