body {
  background: #000;
  color: #fff;
  font-family: ui-sans-serif, system-ui, -apple-system, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 2rem 1rem;
  text-align: center;
}

.header {
  margin: 1rem 0 0.75rem;
}
.header h1 {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 1.5rem;
}
.logo {
  width: 28px;
  height: auto;
  filter: invert(1) brightness(1.1) contrast(1.05);
}

/* Tagline */
.tagline {
  color: #aaa;
  text-align: center;
  font-size: 1.1em;
  margin: 10px auto 0;
  padding: 0 20px;
  max-width: 800px;
  line-height: 1.4;
}

/* Featured Video Section */
.featured-section {
  max-width: 1200px;
  margin: 40px auto;
  padding: 50px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  text-align: center;
}

.featured-section h2 {
  color: #fff;
  margin-bottom: 20px;
  font-size: 2.5rem;
  font-weight: 700;
}

.featured-badge {
  display: inline-block;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  padding: 12px 28px;
  border-radius: 28px;
  font-weight: 600;
  margin-bottom: 35px;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.video-container {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  background: #000;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.info {
  max-width: 700px;
  font-size: 0.95rem;
  line-height: 1.5;
  margin: 0 auto 1.5rem;
  padding: 1.25rem 1.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  text-align: left;
}
.info h2 {
  font-size: 1.05rem;
  margin: 0.25rem 0 0.5rem;
  line-height: 1.2;
  text-align: center;
}

.download-box {
  background: #111;
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.6);
  max-width: 420px;
  width: 100%;
  margin-bottom: 2rem;
}
.download-box h2 {
  font-size: 1.05rem;
  margin: 0.25rem 0 0.5rem;
  line-height: 1.2;
  text-align: center;
}
.version {
  margin-bottom: 1rem;
  font-size: 1.1rem;
  opacity: 0.85;
}

.btn {
  display: block;
  width: 100%;
  margin: 0.5rem 0;
  padding: 0.75rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s;
}
.btn-windows {
  background: #0078D7;
  color: white;
}
.btn-windows:hover {
  background: #005ea2;
}
.btn-mac {
  background: #555;
  color: white;
}
.btn-mac:hover {
  background: #333;
}

.release-notes {
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 10px;
  text-align: left;
}
.release-notes h2 {
  font-size: 1.05rem;
  margin: 0.25rem 0 0.5rem;
  line-height: 1.2;
  text-align: center;
}
.release-notes table {
  width: 100%;
  border-collapse: collapse;
}
.release-notes th,
.release-notes td {
  border-bottom: 1px solid rgba(255,255,255,0.2);
  padding: 0.5rem;
  text-align: left;
}
.release-notes th {
  background: rgba(255,255,255,0.1);
}
.release-notes td:nth-child(2) {
  white-space: nowrap;
}

/* Mobile-specific styles */
.mobile-message {
  display: none;
  background: #111;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.6);
  padding: 2rem 1.5rem;
  text-align: center;
  margin: 2rem 1rem;
  max-width: 500px;
}

.mobile-message h2 {
  color: #fff;
  margin-bottom: 15px;
  font-size: 1.2rem;
}

.mobile-message p {
  color: #aaa;
  line-height: 1.6;
  margin: 10px 0;
  font-size: 0.95rem;
}

.mobile-message .desktop-icon {
  font-size: 48px;
  margin-bottom: 20px;
  opacity: 0.7;
}

/* Responsive Media Queries */
@media (max-width: 768px), (pointer: coarse) {
  .desktop-only {
    display: none !important;
  }
  
  .mobile-message {
    display: block;
    margin-left: auto;
    margin-right: auto;
  }
  
  .header {
    text-align: center;
    width: 100%;
  }
  
  .header h1 {
    flex-direction: row;
    text-align: center;
    font-size: 1.25rem;
    padding: 0 10px;
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .tagline {
    font-size: 0.9em;
    padding: 0 20px;
    margin-top: 15px;
    text-align: center;
  }
  
  /* Featured section mobile styles - LARGER */
  .featured-section {
    margin: 20px 5px;
    padding: 25px 15px;
    width: calc(100% - 10px);
    max-width: none;
  }
  
  .featured-section h2 {
    font-size: 1.8rem;
    margin-bottom: 15px;
  }
  
  .featured-badge {
    font-size: 0.9rem;
    padding: 8px 18px;
    margin-bottom: 20px;
  }
  
  .video-container {
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  }
  
  body {
    padding: 1rem 0.5rem;
  }
  
  .release-notes {
    padding: 1rem;
    margin: 1rem auto;
    width: calc(100% - 2rem);
    max-width: 600px;
  }
  
  .release-notes h2 {
    text-align: center;
    margin-bottom: 1rem;
  }
  
  .release-notes table {
    font-size: 0.85rem;
  }
  
  .release-notes th,
  .release-notes td {
    padding: 0.5rem 0.3rem;
  }
  
  .release-notes td:first-child {
    min-width: 50px;
  }
  
  .release-notes td:nth-child(2) {
    min-width: 70px;
    font-size: 0.8rem;
  }
}