/* ============================================================
   ders-detay.css — Ders Detay Sayfası Özel Stilleri
   Antalya Müzik Aletleri | Saz Sepeti
   ============================================================ */

/* === İÇ HERO === */
.inner-hero { position: relative; background: var(--color-dark); padding: 4rem 0 3rem; overflow: hidden; }
.inner-hero::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(201,168,76,0.08) 0%, transparent 60%); pointer-events: none; z-index: 1; }
.inner-hero-overlay { position: absolute; inset: 0; background: url('../../img/hero/inner-hero-bg.webp') center/cover no-repeat; opacity: 0.12; z-index: 0; }
.inner-hero .container-xl { position: relative; z-index: 2; }
.breadcrumb-nav { display: flex; align-items: center; gap: 0.5rem; font-size: 0.82rem; color: var(--color-text-muted); margin-bottom: 1rem; flex-wrap: wrap; }
.breadcrumb-nav a { color: var(--color-text-muted); }
.breadcrumb-nav a:hover { color: var(--color-gold); }
.breadcrumb-sep { font-size: 0.6rem; color: var(--color-gold); opacity: 0.6; }
.inner-hero-title { font-family: var(--font-display); font-size: clamp(1.75rem, 4vw, 2.75rem); color: var(--color-white); margin-bottom: 0.75rem; }
.inner-hero-desc { font-size: 1rem; color: var(--color-text-light); max-width: 600px; margin: 0; }

/* === DERS DETAY === */
.lesson-detail-section {
  padding: 3.5rem 0 4rem;
  background: var(--color-bg-light);
}

.lesson-detail-icon-wrap {
  width: 100px;
  height: 100px;
  border-radius: var(--radius-lg);
  background: rgba(201,168,76,0.12);
  border: 1px solid rgba(201,168,76,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.75rem;
  color: var(--color-gold);
  margin-bottom: 1.5rem;
}
.lesson-detail-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  color: var(--color-dark);
  margin-bottom: 1rem;
}
.lesson-detail-desc {
  font-size: 0.95rem;
  color: #555;
  line-height: 1.85;
  margin-bottom: 1.5rem;
}
.lesson-levels-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.75rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.lesson-levels-list li {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(201,168,76,0.08);
  border: 1px solid rgba(201,168,76,0.2);
  color: #444;
  font-size: 0.82rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
}
.lesson-levels-list li i { color: var(--color-gold); font-size: 0.75rem; }
.lesson-detail-cta { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* Ders detay bilgi listesi */
.lesson-detail-info-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.75rem;
}
.lesson-detail-info-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  font-size: 0.875rem;
  color: #444;
}
.lesson-detail-info-list li:last-child { border-bottom: none; }
.lesson-detail-info-list li i {
  color: var(--color-gold);
  font-size: 0.9rem;
  margin-top: 0.1rem;
  flex-shrink: 0;
  width: 18px;
}

/* === BENZER DERSLER === */
.related-lessons-section {
  padding: 3.5rem 0;
  background: var(--color-bg-cream);
  border-top: 1px solid rgba(0,0,0,0.06);
}
.related-lessons-section .section-title { color: var(--color-dark); }
.related-lessons-section .section-subtitle { color: #666; }

/* Benzer ders kartı */
.related-lesson-card {
  background: var(--color-white);
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  text-decoration: none !important;
}
.related-lesson-card:hover { border-color: rgba(201,168,76,0.35); transform: translateY(-4px); box-shadow: var(--shadow-hover); }
.related-lesson-card .icon,
.related-lesson-card .related-lesson-icon { font-size: 2rem; color: var(--color-gold); margin-bottom: 0.75rem; }
.related-lesson-card h4 { font-family: var(--font-display); font-size: 1rem; color: var(--color-dark); margin-bottom: 0.5rem; }
.related-lesson-card p { font-size: 0.82rem; color: #666; line-height: 1.5; flex-grow: 1; }
.related-lesson-card .card-link { font-size: 0.82rem; color: var(--color-gold); margin-top: 0.75rem; display: flex; align-items: center; gap: 0.35rem; }

/* === SIDEBAR === */
.sidebar-sticky { position: sticky; top: 90px; }
.sidebar-widget { background: var(--color-white); border: 1px solid rgba(0,0,0,0.08); border-radius: var(--radius-lg); padding: 1.5rem; }
.sidebar-widget + .sidebar-widget { margin-top: 1.25rem; }
.sidebar-widget-title { font-family: var(--font-display); font-size: 1.05rem; color: var(--color-dark); border-left: 3px solid var(--color-gold); padding-left: 0.75rem; margin-bottom: 1.25rem; margin-top: 0; }
.sidebar-category-list { list-style: none; padding: 0; margin: 0; }
.sidebar-category-list li { border-bottom: 1px solid rgba(0,0,0,0.06); }
.sidebar-category-list li:last-child { border-bottom: none; }
.sidebar-category-list li a { display: flex; align-items: center; gap: 0.6rem; padding: 0.6rem 0.25rem; font-size: 0.875rem; color: #444; transition: color 0.18s, padding-left 0.18s; }
.sidebar-category-list li a:hover { color: var(--color-gold); padding-left: 0.4rem; }
.sidebar-category-list li a i { width: 16px; text-align: center; color: var(--color-gold); font-size: 0.8rem; flex-shrink: 0; }
.sidebar-widget--contact { background: var(--color-dark); border-color: rgba(201,168,76,0.2); text-align: center; }
.sidebar-contact-icon { font-size: 2.5rem; color: var(--color-whatsapp); margin-bottom: 0.75rem; }
.sidebar-contact-title { font-family: var(--font-display); font-size: 1rem; color: var(--color-gold); margin-bottom: 0.5rem; }
.sidebar-contact-desc { font-size: 0.82rem; color: var(--color-text-muted); line-height: 1.5; margin-bottom: 1rem; }

@media (max-width: 991px) { .sidebar-sticky { position: static; } }
@media (max-width: 575px) { .inner-hero { padding: 2.5rem 0 2rem; } .lesson-detail-cta { flex-direction: column; } .lesson-detail-cta a { justify-content: center; } }