/* === Design Tokens === */
:root {
  --color-bg: #faf9f6;
  --color-surface: #ffffff;
  --color-text: #2c2c2c;
  --color-text-muted: #6b6b6b;
  --color-primary: #1a5276;
  --color-primary-light: #2980b9;
  --color-accent: #c0906e;
  --color-accent-light: #e8d5c4;
  --color-border: #e8e4df;
  --color-tag-bg: #eef3f7;
  --color-tag-text: #1a5276;
  --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 8px 24px rgba(0,0,0,0.1);
  --radius: 10px;
  --font: 'Heebo', sans-serif;
  --container: 900px;
  --transition: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}


/* === Dark Mode === */
[data-theme="dark"] {
  --color-bg: #1a1a2e;
  --color-surface: #222240;
  --color-text: #e0e0e0;
  --color-text-muted: #a0a0b8;
  --color-primary: #7eb8da;
  --color-primary-light: #a8d4f0;
  --color-accent: #d4a87c;
  --color-accent-light: #3d3555;
  --color-border: #2e2e4a;
  --color-tag-bg: #2a2a48;
  --color-tag-text: #7eb8da;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.4);
}

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

/* === Base === */
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.8;
  direction: rtl;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: var(--container); margin: 0 auto; padding: 0 1.25rem; }

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-light); }

img { max-width: 100%; height: auto; }

/* === Header === */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(8px);
  background: rgba(255,255,255,0.92);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.site-logo {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}
.site-logo:hover { color: var(--color-primary-light); }

.site-nav { display: flex; gap: 2rem; align-items: center; }

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
  position: relative;
  padding: 0.25rem 0;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  right: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--color-text); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition);
  border-radius: 2px;
}
.menu-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

@media (max-width: 768px) {
  .menu-toggle { display: flex; }
  .site-nav {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem 1.25rem;
    gap: 0.75rem;
    box-shadow: var(--shadow-md);
  }
  .site-nav.open { display: flex; }
}


/* Dark mode header */
[data-theme="dark"] .site-header {
  background: rgba(26,26,46,0.92);
  border-bottom-color: var(--color-border);
}

/* === Main === */
.site-main { padding: 3rem 0; min-height: 60vh; }

/* === Footer === */
.site-footer {
  text-align: center;
  padding: 2rem 0;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  border-top: 1px solid var(--color-border);
  margin-top: 3rem;
}

/* === Home === */
.hero {
  text-align: center;
  padding: 3rem 0 2rem;
}
.hero h1 {
  font-size: 2.75rem;
  font-weight: 900;
  color: var(--color-primary);
  line-height: 1.15;
  margin-bottom: 1rem;
  letter-spacing: -0.03em;
}
.hero p {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 540px;
  margin: 0 auto;
  text-wrap: balance;
}

.section { margin-top: 3.5rem; }
.section-title {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-accent-light);
  display: inline-block;
}

/* === Cards === */
.card-list { display: flex; flex-direction: column; gap: 1rem; }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card__title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
}
.card__title a { color: var(--color-text); }
.card__title a:hover { color: var(--color-primary); }

.card__meta {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.card__excerpt {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.card__link {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-primary);
}
.card__link:hover { color: var(--color-accent); }

/* === Tags === */

.post-content-font, .post-content-font * {
  font-family: 'Heebo', sans-serif;
  font-size: 1em;
}


.tag {
  display: inline-block;
  background: var(--color-tag-bg);
  color: var(--color-tag-text);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.15rem 0.6rem;
  border-radius: 99px;
  margin-left: 0.35rem;
}

.post-full__tags { margin-top: 0.75rem; }

/* === Post Full === */
.post-full { max-width: var(--container); margin: 0 auto; padding: 0 1.25rem; }
.post-full__header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}
.post-full__header h1 {
  font-size: 2rem;
  font-weight: 900;
  line-height: 1.25;
  color: var(--color-primary);
}
.post-full__header time {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  display: block;
  margin-top: 0.5rem;
}

.prose { font-size: 1.05rem; line-height: 1.9; }
.prose h2 { font-size: 1.4rem; font-weight: 700; margin: 2rem 0 0.75rem; color: var(--color-primary); }
.prose h3 { font-size: 1.15rem; font-weight: 700; margin: 1.5rem 0 0.5rem; }
.prose p { margin-bottom: 1.25rem; }
.prose blockquote {
  border-right: 3px solid var(--color-accent);
  padding-right: 1rem;
  margin: 1.5rem 0;
  color: var(--color-text-muted);
  font-style: italic;
}
.prose ul, .prose ol { padding-right: 1.5rem; margin-bottom: 1.25rem; }
.prose li { margin-bottom: 0.35rem; }

/* === Page === */
.page-content { max-width: var(--container); margin: 0 auto; padding: 0 1.25rem; }
.page-title {
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: 2rem;
  line-height: 1.25;
}

/* === Search === */
.search-bar { margin-bottom: 2rem; }
.search-bar__input {
  width: 100%;
  padding: 0.85rem 1.1rem;
  font-family: var(--font);
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  transition: border-color var(--transition), box-shadow var(--transition);
  direction: rtl;
}
.search-bar__input:focus {
  outline: none;
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(26,82,118,0.1);
}
.search-bar__controls {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.75rem;
}
.search-mode-btn {
  font-family: var(--font);
  font-size: 0.85rem;
  padding: 0.4rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 99px;
  background: var(--color-surface);
  cursor: pointer;
  color: var(--color-text-muted);
  transition: var(--transition);
}
.search-mode-btn.active, .search-mode-btn:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.search-no-results {
  text-align: center;
  padding: 2rem 0;
  color: var(--color-text-muted);
  display: none;
}

/* === Books === */
.book-card { display: flex; flex-direction: column; gap: 0.5rem; }
.book-card__desc { font-size: 0.95rem; color: var(--color-text-muted); }
.book-card__btn {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.5rem 1.25rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  transition: background var(--transition), transform var(--transition);
  align-self: flex-start;
}
.book-card__btn:hover {
  background: var(--color-primary-light);
  color: #fff;
  transform: scale(0.97);
}
.book-card__btn:active { transform: scale(0.95); }

.book-card__category {
  font-size: 0.78rem;
  color: var(--color-accent);
  font-weight: 500;
  text-transform: uppercase;
}

/* === Media === */
.media-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.media-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
}
.media-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.media-card iframe {
  width: 100%;
  aspect-ratio: 16/9;
  border: none;
  display: block;
}
.media-card__body { padding: 1rem; }
.media-card__title { font-size: 1rem; font-weight: 600; }

.media-list { margin-top: 2.5rem; }
.media-list-item {
  display: block;
  padding: 1rem 1.25rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 0.75rem;
  font-weight: 500;
  transition: box-shadow var(--transition), transform var(--transition);
}
.media-list-item:hover {
  box-shadow: var(--shadow-sm);
  color: var(--color-primary);
  transform: translateX(-4px);
}

/* === Contact === */
.contact-info { font-size: 1.05rem; line-height: 2; }
.contact-info a { font-weight: 500; }
.contact-email-btn {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.75rem 2rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 500;
  transition: background var(--transition), transform var(--transition);
}
.contact-email-btn:hover {
  background: var(--color-primary-light);
  color: #fff;
  transform: scale(0.97);
}
.contact-email-btn:active { transform: scale(0.95); }


/* === Dark Mode Toggle === */
.theme-toggle {
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 99px;
  cursor: pointer;
  padding: 0.4rem 0.6rem;
  font-size: 1.1rem;
  line-height: 1;
  transition: var(--transition);
  color: var(--color-text);
  display: flex;
  align-items: center;
}
.theme-toggle:hover {
  background: var(--color-tag-bg);
  border-color: var(--color-primary);
}

/* === Topic Tags Filter === */
.topic-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.75rem;
  align-items: center;
}
.topic-tag {
  font-family: var(--font);
  font-size: 0.85rem;
  padding: 0.4rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: 99px;
  background: var(--color-surface);
  cursor: pointer;
  color: var(--color-text-muted);
  transition: var(--transition);
  font-weight: 500;
}
.topic-tag:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-tag-bg);
}
.topic-tag.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.topic-clear {
  font-family: var(--font);
  font-size: 0.8rem;
  padding: 0.35rem 0.85rem;
  border: 1px dashed var(--color-border);
  border-radius: 99px;
  background: transparent;
  cursor: pointer;
  color: var(--color-text-muted);
  transition: var(--transition);
}
.topic-clear:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* === Pagination === */
.pagination {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}
.pagination__list {
  list-style: none;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.4rem;
  flex-direction: row-reverse;
  padding: 0;
  margin: 0;
}
.pagination__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.25rem;
  height: 2.25rem;
  padding: 0.35rem 0.7rem;
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  text-decoration: none;
  transition: var(--transition);
  cursor: pointer;
}
.pagination__link:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-tag-bg);
  box-shadow: var(--shadow-sm);
}
.pagination__current {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  cursor: default;
}
.pagination__current:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.pagination__disabled {
  opacity: 0.4;
  cursor: default;
  pointer-events: none;
}
.pagination__prev,
.pagination__next {
  padding: 0.35rem 1rem;
  font-weight: 600;
}

@media (max-width: 600px) {
  .pagination__list { gap: 0.25rem; }
  .pagination__link { min-width: 2rem; height: 2rem; font-size: 0.82rem; padding: 0.25rem 0.5rem; }
  .pagination__prev, .pagination__next { padding: 0.25rem 0.6rem; }
}

/* === Scroll Animations === */
.fade-in {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s cubic-bezier(0.16,1,0.3,1), transform 0.6s cubic-bezier(0.16,1,0.3,1);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* === Responsive === */
@media (max-width: 600px) {
  .hero h1 { font-size: 2rem; }
  .page-title, .post-full__header h1 { font-size: 1.6rem; }
  .media-grid { grid-template-columns: 1fr; }
}