.program {
  position: relative;
  background-color: #0f172a;
  padding: 100px 20px;
  font-family: 'Lora', serif;
  overflow: hidden;
}

.program__bg-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.program__container {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
}

.program__title {
  text-align: center;
  font-family: 'Oswald', sans-serif;
  font-size: 46px;
  font-weight: 700;
  margin: 0 0 15px 0;
  text-transform: uppercase;
  letter-spacing: 2px;
  background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 50%, #ea580c 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  transform: translateY(-30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.program__title.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.program__subtitle {
  text-align: center;
  font-size: 16px;
  color: #94a3b8;
  margin: 0 0 60px 0;
  opacity: 0;
  transform: translateY(-20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.program__subtitle.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.program__timeline {
  position: relative;
  padding-left: 40px;
  padding-bottom: 0;
}

.program__timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, #2563eb 0%, #f59e0b 100%);
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.5);
  height: 0;
  transition: height 2s ease;
}

.program__timeline.is-visible::before {
  height: 100%;
}

.program__timeline::after {
  content: '';
  position: absolute;
  left: 11px;
  bottom: -5px;
  width: 10px;
  height: 10px;
  background: #f59e0b;
  border-radius: 50%;
  box-shadow: 0 0 15px rgba(245, 158, 11, 0.8);
  opacity: 0;
  transition: opacity 1s ease;
}

.program__timeline.is-visible::after {
  opacity: 1;
  transition-delay: 2s;
}

.program__item {
  position: relative;
  margin-bottom: 20px;
  padding-left: 20px;
  
  /* Анимация появления (без transition-delay) */
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.program__item:last-child {
  margin-bottom: 0;
}

.program__item.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.program__dot {
  position: absolute;
  left: -33px;
  top: 25px;
  width: 16px;
  height: 16px;
  background: #0f172a;
  border: 3px solid #f59e0b;
  border-radius: 50%;
  box-shadow: 0 0 15px rgba(245, 158, 11, 0.8);
  z-index: 2;
  transition: all 0.4s ease;
}

.program__item:hover .program__dot {
  background: #f59e0b;
  transform: scale(1.3);
}

.program__card {
  position: relative;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  transition: all 0.4s ease;
}

.program__item:hover .program__card {
  border-color: #f59e0b;
  box-shadow: 0 0 30px rgba(245, 158, 11, 0.2);
}

.program__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    120deg,
    transparent 0%,
    rgba(255, 255, 255, 0.08) 40%,
    rgba(245, 158, 11, 0.25) 50%,
    rgba(255, 255, 255, 0.08) 60%,
    transparent 100%
  );
  transition: left 0.8s ease;
  pointer-events: none;
  z-index: 1;
}

.program__item:hover .program__card::before {
  left: 100%;
}

.program__card-header {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 25px 30px;
  cursor: pointer;
  transition: background 0.3s ease;
}

.program__card-header:hover {
  background: rgba(245, 158, 11, 0.05);
}

.program__module-num {
  font-family: 'Oswald', sans-serif;
  font-size: 32px;
  font-weight: 700;
  color: rgba(245, 158, 11, 0.4);
  transition: color 0.4s ease;
  flex-shrink: 0;
}

.program__item:hover .program__module-num {
  color: #f59e0b;
}

.program__module-title {
  font-family: 'Oswald', sans-serif;
  font-size: 20px;
  font-weight: 600;
  color: #ffffff;
  margin: 0;
  flex: 1;
  text-transform: uppercase;
}

.program__arrow {
  color: #f59e0b;
  font-size: 18px;
  transition: transform 0.4s ease;
}

.program__card.is-open .program__arrow {
  transform: rotate(180deg);
}

.program__card-body {
  position: relative;
  z-index: 2;
  max-height: 0;
  overflow: hidden;
  padding: 0 30px;
  transition: max-height 0.5s ease, padding 0.5s ease;
}

.program__card.is-open .program__card-body {
  max-height: 300px;
  padding: 0 30px 25px 30px;
}

.program__lessons {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
}

.program__lessons li {
  font-size: 15px;
  color: #94a3b8;
  padding: 8px 0 8px 25px;
  position: relative;
  transition: color 0.3s ease;
}

.program__lessons li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: #3b82f6;
  font-weight: 700;
}

.program__lessons li:hover {
  color: #ffffff;
}

.program__footer {
  text-align: center;
  margin-top: 40px;
}

.program__btn {
  display: inline-block;
  font-family: 'Oswald', sans-serif;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 2px;
  color: #0f172a;
  background: linear-gradient(135deg, #fbbf24, #f59e0b);
  border-radius: 30px;
  padding: 18px 54px;
  text-decoration: none;
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.4);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  opacity: 0;
  transform: translateY(-40px);
}

.program__btn.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.program__btn:hover {
  box-shadow: 0 0 40px rgba(245, 158, 11, 0.8);
  transform: translateY(-4px) scale(1.05);
}

.program__btn::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
  transition: left 0.6s ease;
}

.program__btn:hover::after {
  left: 100%;
}

@media (max-width: 600px) {
  .program { padding: 60px 12px; }
  .program__title { font-size: 28px; }
  .program__subtitle { font-size: 13px; margin-bottom: 30px; }
  .program__timeline { padding-left: 20px; }
  .program__timeline::before { left: 7px; }
  .program__timeline::after { left: 3px; bottom: -5px; width: 8px; height: 8px; }
  .program__dot { left: -19px; top: 18px; width: 10px; height: 10px; border-width: 2px; }
  .program__item { margin-bottom: 15px; padding-left: 10px; }
  .program__card-header { padding: 16px 12px; gap: 10px; }
  .program__module-num { font-size: 18px; }
  .program__module-title { font-size: 14px; line-height: 1.3; }
  .program__arrow { font-size: 12px; }
  .program__card-body { padding: 0 12px; }
  .program__card.is-open .program__card-body { padding: 0 12px 16px 12px; }
  .program__lessons li { font-size: 13px; padding: 6px 0 6px 18px; }
  .program__btn {
    display: block;
    width: 100%;
    box-sizing: border-box;
    padding: 14px 20px;
    font-size: 14px;
  }
  .program__footer { margin-top: 30px; }
}