/* ============================================
   🎧 listening.css - Styles for Listening Module
   ============================================ */

/* 🌊 هیرو سکشن */
.listening-hero {
  position: relative;
  height: 90vh;
  min-height: 600px;
  background: linear-gradient(135deg, rgba(0,188,212,0.9) 0%, rgba(203,164,212,0.8) 100%),
              url('../images/listening-bg.jpg') center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: white;
  overflow: hidden;
}

.listening-hero .hero-content {
  max-width: 800px;
  padding: 0 2rem;
  z-index: 2;
  animation: fadeInUp 0.8s ease-out;
}

.listening-hero h1 {
  font-size: 3.2rem;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.listening-hero p {
  font-size: 1.3rem;
  margin-bottom: 2.5rem;
  opacity: 0.9;
}

.hero-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-buttons .cta-button {
  padding: 1rem 2.2rem;
  font-size: 1.1rem;
}

.hero-buttons .secondary {
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.3);
}

.hero-buttons .secondary:hover {
  background: rgba(255,255,255,0.3);
}

/* موج پایین هیرو */
.hero-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 150px;
}

.hero-wave path {
  fill: var(--bg);
}

/* انیمیشن‌ها */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* حالت تاریک */
body.dark .listening-hero {
  background: linear-gradient(135deg, rgba(30,136,229,0.9) 0%, rgba(187,134,252,0.8) 100%),
              url('../images/listening-bg-dark.jpg') center/cover no-repeat;
}

body.dark .hero-wave path {
  fill: var(--bg);
}

/* رسپانسیو */
@media (max-width: 768px) {
  .listening-hero {
    height: 80vh;
    min-height: 500px;
  }
  
  .listening-hero h1 {
    font-size: 2.5rem;
  }
  
  .listening-hero p {
    font-size: 1.1rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }
  
  .hero-buttons .cta-button {
    width: 100%;
  }
}

/* 📻 استایل بخش دروس */
.audio-lessons {
  padding: 4rem 2rem;
  background: var(--bg);
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-size: 2.2rem;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.section-header p {
  color: var(--text);
  opacity: 0.8;
}

/* کارت‌های درس */
.lessons-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.lesson-card {
  background: var(--card-bg, #fff);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 5px 15px rgba(0,0,0,0.05);
  transition: transform 0.3s;
}

.lesson-card:hover {
  transform: translateY(-5px);
}

/* پخش کننده صوت */
.audio-player {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.5rem;
  background: rgba(var(--primary-rgb), 0.05);
}

.play-btn {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s;
}

.play-btn:hover {
  background: var(--accent);
  transform: scale(1.05);
}

.play-btn i {
  font-size: 1.2rem;
}

.progress-bar {
  flex: 1;
  height: 6px;
  background: rgba(var(--primary-rgb), 0.1);
  border-radius: 3px;
  cursor: pointer;
}

.progress {
  width: 0%;
  height: 100%;
  background: var(--primary);
  border-radius: 3px;
  transition: width 0.1s;
}

.duration {
  font-size: 0.9rem;
  color: var(--text);
  opacity: 0.7;
}

/* اطلاعات درس */
.lesson-info {
  padding: 1.5rem;
}

.lesson-info h3 {
  margin-bottom: 0.5rem;
  color: var(--text);
}

.lesson-info .level {
  color: var(--accent);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.show-transcript {
  background: none;
  border: none;
  color: var(--primary);
  font-weight: 600;
  cursor: pointer;
  padding: 0.5rem 0;
  transition: color 0.3s;
}

.show-transcript:hover {
  color: var(--accent);
}

/* ترانسکریپت */
.transcript {
  max-height: 0;
  overflow: hidden;
  padding: 0 1.5rem;
  transition: max-height 0.3s ease;
}

.transcript.show {
  max-height: 500px;
  padding: 1.5rem;
  border-top: 1px solid rgba(var(--primary-rgb), 0.1);
}

/* حالت تاریک */
body.dark .lesson-card {
  --card-bg: #1f1f1f;
}

body.dark .audio-player {
  background: rgba(255,255,255,0.05);
}

body.dark .transcript.show {
  border-top-color: rgba(255,255,255,0.1);
}