:root {
  --bg-dark: #0a0b10;
  --bg-card: #151722;
  --primary: #7c3aed;
  --primary-glow: rgba(124, 58, 237, 0.4);
  --secondary: #ec4899;
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --border-color: #2d3748;
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}
a {
  text-decoration: none;
  color: inherit;
}
img {
  max-width: 100%;
  display: block;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Nav */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 11, 16, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
}
.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: bold;
  font-size: 1.2rem;
}
.brand img {
  height: 32px;
  border-radius: 6px;
}
.nav-links {
  display: none;
  gap: 16px;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.nav-links a:hover {
  color: var(--secondary);
}

/* Hero Section */
.hero {
  position: relative;
  padding: 60px 0;
  background: radial-gradient(circle at 50% 0%, rgba(124, 58, 237, 0.15) 0%, transparent 60%);
}
.hero h1 {
  font-size: 2.2rem;
  line-height: 1.3;
  margin-bottom: 20px;
  background: linear-gradient(90deg, #fff, #e0d4ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 30px;
  max-width: 600px;
}
.download-buttons {
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 30px;
  font-weight: 600;
  transition: transform 0.2s, box-shadow 0.2s;
  cursor: pointer;
}
.btn-android {
  background: linear-gradient(135deg, #10b981, #059669);
  color: #fff;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}
.btn-ios {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: #fff;
  box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}
.btn:hover {
  transform: translateY(-2px);
}

/* Playlists */
.section-title {
  text-align: center;
  font-size: 1.8rem;
  margin-bottom: 10px;
}
.section-desc {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 40px;
  font-size: 0.95rem;
}
.grid-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
}
.card {
  background: var(--bg-card);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: transform 0.3s;
}
.card:hover {
  transform: translateY(-5px);
}
.card-img-wrap {
  position: relative;
  aspect-ratio: 3/4;
}
.card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.card-tag {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  color: #fff;
}
.card-info {
  padding: 12px;
}
.card-info h3 {
  font-size: 1rem;
  margin-bottom: 6px;
}
.card-info p {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Steps */
.steps-section {
  padding: 60px 0;
  background: #0f111a;
}
.steps-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.step-item {
  display: flex;
  gap: 15px;
  background: var(--bg-card);
  padding: 20px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
}
.step-num {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  flex-shrink: 0;
}
.step-item h3 {
  font-size: 1.1rem;
  margin-bottom: 6px;
}
.step-item p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* FAQ & Security */
.faq-section {
  padding: 60px 0;
}
.accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.acc-item {
  background: var(--bg-card);
  border-radius: 8px;
  border: 1px solid var(--border-color);
  overflow: hidden;
}
.acc-header {
  width: 100%;
  text-align: left;
  padding: 16px;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1rem;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}
.acc-content {
  padding: 0 16px 16px 16px;
  color: var(--text-muted);
  font-size: 0.9rem;
  display: block;
}

/* Creator & Community */
.creator-section {
  padding: 60px 0;
  background: linear-gradient(to right, #0f111a, #1a1233);
}
.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.feature-box {
  background: rgba(255,255,255,0.03);
  padding: 24px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.08);
}
.feature-box h3 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: #e0d4ff;
}
.feature-box p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Footer */
footer {
  background: #050505;
  padding: 40px 0;
  text-align: center;
  border-top: 1px solid var(--border-color);
}
.footer-content p {
  font-size: 0.8rem;
  color: #555;
  margin-bottom: 8px;
}
.footer-content a {
  color: #555;
  transition: color 0.2s;
}
.footer-content a:hover {
  color: var(--text-muted);
}

/* Responsive */
@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }
  .grid-cards {
    grid-template-columns: repeat(4, 1fr);
  }
  .hero h1 {
    font-size: 3rem;
  }
  .download-buttons {
    flex-direction: row;
  }
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .steps-list {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .step-item {
    flex: 1 1 calc(50% - 20px);
  }
}
@media (min-width: 1024px) {
  .grid-cards {
    grid-template-columns: repeat(5, 1fr);
  }
  .steps-list {
    flex-wrap: nowrap;
  }
  .step-item {
    flex: 1;
    flex-direction: column;
    text-align: center;
  }
  .step-num {
    margin: 0 auto 15px auto;
  }
  .hero {
    padding: 100px 0;
  }
  .feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}