/* ==========================================================================
   kurs.css — Arya Sanat Akademisi Kurs Sayfaları
   ========================================================================== */

/* --------------------------------------------------------------------------
   Breadcrumb
   -------------------------------------------------------------------------- */
.breadcrumb-bar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 0.75rem 0;
  margin-top: var(--nav-height);
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.375rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  list-style: none;
}

.breadcrumb-item a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.breadcrumb-item a:hover { color: var(--color-primary); }

.breadcrumb-item.active {
  color: var(--color-secondary);
  font-weight: 600;
}

.breadcrumb-sep {
  color: var(--color-text-light);
  font-size: 0.75rem;
}

/* --------------------------------------------------------------------------
   Kurs Hero
   -------------------------------------------------------------------------- */
.kurs-hero {
  position: relative;
  min-height: 60vh;
  display: flex;
  align-items: flex-end;
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
  overflow: hidden;
}

.kurs-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.kurs-hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.kurs-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(26, 26, 46, 0.95) 0%,
    rgba(26, 26, 46, 0.6) 50%,
    rgba(26, 26, 46, 0.3) 100%
  );
}

.kurs-hero-content {
  position: relative;
  z-index: 1;
  width: 100%;
}

.kurs-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background: rgba(245, 166, 35, 0.2);
  border: 1px solid rgba(245, 166, 35, 0.4);
  color: var(--color-primary-light);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.35rem 0.875rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.kurs-hero-title {
  color: #fff;
  margin-bottom: 0.75rem;
  text-shadow: 0 2px 16px rgba(0,0,0,0.4);
}

.kurs-hero-desc {
  color: rgba(255,255,255,0.8);
  font-size: clamp(1rem, 2vw, 1.125rem);
  max-width: 55ch;
  line-height: 1.7;
  margin-bottom: 2rem;
}

.kurs-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* --------------------------------------------------------------------------
   Kurs Info Cards (Hızlı Bilgi)
   -------------------------------------------------------------------------- */
.kurs-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.kurs-info-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.125rem;
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.kurs-info-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  line-height: 1;
  display: flex;
  align-items: center;
}

.kurs-info-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--color-primary);
  display: block;
}

.kurs-info-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  display: block;
  margin-bottom: 0.2rem;
}

.kurs-info-value {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
}

/* --------------------------------------------------------------------------
   Kurs Detay Bölümü
   -------------------------------------------------------------------------- */
.kurs-detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: start;
}

.kurs-lead {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  border-left: 4px solid var(--color-primary);
  padding-left: 1.25rem;
}

.kurs-text {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.8;
  margin-bottom: 1rem;
}

/* --------------------------------------------------------------------------
   Müfredat (Curriculum)
   -------------------------------------------------------------------------- */
.curriculum-section {
  background: var(--color-bg-alt);
}

.curriculum-steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  counter-reset: step;
}

.curriculum-step {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  position: relative;
  padding-left: 5rem;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.curriculum-step:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.curriculum-step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--color-primary);
  opacity: 0.25;
  line-height: 1;
}

.curriculum-period {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  background: rgba(245,166,35,0.1);
  padding: 0.2rem 0.625rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.5rem;
}

.curriculum-title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.curriculum-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.curriculum-list li {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  padding-left: 1.1rem;
  position: relative;
}

.curriculum-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-size: 1.2rem;
  line-height: 1.2;
  font-weight: 700;
}

/* --------------------------------------------------------------------------
   Galeri
   -------------------------------------------------------------------------- */
.gallery-section {
  background: var(--color-bg);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.gallery-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
}

.gallery-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover .gallery-img { transform: scale(1.04); }

/* --------------------------------------------------------------------------
   Hedef Kitle (Seviye Kartları)
   -------------------------------------------------------------------------- */
.level-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.level-card {
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  border: 2px solid var(--color-border);
  transition: border-color var(--transition-normal), transform var(--transition-normal);
}

.level-card:hover { border-color: var(--color-primary); transform: translateY(-3px); }

.level-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.level-label.beginner { background: #dcfce7; color: #16a34a; }
.level-label.intermediate { background: #fef3c7; color: #d97706; }
.level-label.advanced { background: #ede9fe; color: #7c3aed; }

.level-title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.5rem;
}

.level-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   SSS — FAQ Accordion
   -------------------------------------------------------------------------- */
.faq-section {
  background: var(--color-bg-alt);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 800px;
  margin-inline: auto;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow var(--transition-normal);
}

.faq-item:has(.faq-answer:not([hidden])) {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(245,166,35,0.1);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.125rem 1.25rem;
  text-align: left;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
  background: none;
  border: none;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.faq-question:hover { color: var(--color-primary); }

.faq-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-primary);
  transition: transform var(--transition-normal);
}

.faq-item:has(.faq-answer:not([hidden])) .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 1.25rem 1.125rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
  margin-top: -0.125rem;
}

/* --------------------------------------------------------------------------
   CTA Banner
   -------------------------------------------------------------------------- */
.kurs-cta-section {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-mid) 100%);
  padding-block: clamp(3rem, 6vw, 5rem);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.kurs-cta-section::before {
  content: '♫';
  position: absolute;
  right: -1rem;
  top: -2rem;
  font-size: 18rem;
  color: rgba(255,255,255,0.03);
  font-family: var(--font-heading);
  pointer-events: none;
  line-height: 1;
}

.kurs-cta-title {
  color: #fff;
  margin-bottom: 0.75rem;
}

.kurs-cta-desc {
  color: rgba(255,255,255,0.7);
  font-size: 1.0625rem;
  margin-bottom: 2rem;
  max-width: 50ch;
  margin-inline: auto;
}

.kurs-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   Kurs Eğitmen Kartı
   -------------------------------------------------------------------------- */
.kurs-teacher-card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
  display: grid;
  grid-template-columns: 1fr;
}

.kurs-teacher-img-wrapper {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.kurs-teacher-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.kurs-teacher-body {
  padding: 2rem;
}

.kurs-teacher-name {
  color: var(--color-text);
  margin-bottom: 0.25rem;
}

.kurs-teacher-specialty {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: 1rem;
}

.kurs-teacher-bio {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

/* --------------------------------------------------------------------------
   Responsive Mobile Adjustments
   -------------------------------------------------------------------------- */
@media (max-width: 640px) {
  .kurs-hero {
    min-height: auto;
    padding-top: calc(var(--nav-height) + 1.5rem);
    padding-bottom: 2.5rem;
  }
  .kurs-hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .kurs-hero-actions .btn {
    width: 100%;
    justify-content: center;
  }
  .kurs-cta-actions {
    flex-direction: column;
    width: 100%;
  }
  .kurs-cta-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .kurs-info-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.65rem;
  }
  .kurs-info-card {
    padding: 0.85rem 0.65rem;
    gap: 0.5rem;
  }
  .kurs-info-icon {
    font-size: 1.2rem;
  }
  .kurs-info-icon svg {
    width: 1.25rem;
    height: 1.25rem;
  }
  .kurs-info-label {
    font-size: 0.65rem;
  }
  .kurs-info-value {
    font-size: 0.8rem;
  }
  .curriculum-step {
    padding: 1.25rem 1rem 1.25rem 3.5rem;
  }
  .curriculum-step::before {
    left: 0.85rem;
    font-size: 1.35rem;
  }
  .level-card {
    padding: 1.15rem;
  }
  .faq-question {
    padding: 0.9rem 1rem;
    font-size: 0.875rem;
  }
  .faq-answer {
    padding: 0 1rem 0.9rem;
    font-size: 0.85rem;
  }
}

@media (min-width: 640px) {
  .kurs-info-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .level-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .curriculum-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .kurs-detail-grid {
    grid-template-columns: 1.4fr 1fr;
    gap: 4rem;
  }

  .kurs-teacher-card {
    grid-template-columns: 320px 1fr;
  }

  .kurs-teacher-img-wrapper {
    aspect-ratio: auto;
  }

  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .curriculum-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}