/* ==========================================================================
   Video Embed Styles
   ========================================================================== */

.video-embed {
  margin-bottom: var(--spacing-xl);
}

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-foreground);
}

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

.video-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  min-height: 180px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: rgba(255, 255, 255, 0.5);
}

.video-link {
  display: flex;
  justify-content: center;
  padding: var(--spacing-2xl);
  background: var(--color-muted);
  border-radius: var(--radius-lg);
}

.video-description {
  font-size: 1.125rem;
  color: var(--color-foreground-muted);
  margin-bottom: var(--spacing-xl);
}

.video-duration-meta {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

/* Code Block Wrapper (for copy button) */
.code-block-wrapper {
  position: relative;
}

.code-copy-btn {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
  color: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  opacity: 0;
  transition: all var(--transition-fast);
}

.code-block-wrapper:hover .code-copy-btn {
  opacity: 1;
}

.code-copy-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.code-copy-btn.is-copied {
  background: var(--color-success);
  border-color: var(--color-success);
  color: #fff;
}

/* Tutorial Summary Box */
.tutorial-summary {
  padding: var(--spacing-lg);
  background: var(--color-muted);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-primary);
  margin-bottom: var(--spacing-xl);
}

.tutorial-summary p {
  margin: 0;
  color: var(--color-foreground-muted);
}

.tutorial-summary strong {
  color: var(--color-foreground);
}

/* Service CTA */
.service-cta {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-border);
}

/* Scrolled Header State */
.site-header.is-scrolled {
  box-shadow: var(--shadow-md);
}

/* Image Lazy Load */
img[data-src] {
  opacity: 0;
  transition: opacity var(--transition-normal);
}

img.is-loaded {
  opacity: 1;
}