/* Portfolio build log — video carousel & sections */

.portfolio-log-lead {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 42rem;
  line-height: 1.6;
  font-style: normal;
}

.portfolio-log-logo {
  width: 100%;
  max-width: 560px;
  height: auto;
  display: block;
  margin: 0 0 var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

.portfolio-log-copy {
  max-width: 42rem;
}

.portfolio-log-copy p + p {
  margin-top: var(--space-4);
}

.portfolio-log-copy .link-arrow {
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.portfolio-log-copy .link-arrow:hover {
  text-decoration-thickness: 2px;
}

.portfolio-log-copy .link-arrow:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.portfolio-log-steps {
  margin-top: var(--space-8);
  padding-left: var(--space-6);
  max-width: 42rem;
}

.portfolio-log-steps li {
  color: var(--color-text-secondary);
  line-height: 1.65;
  padding-left: var(--space-2);
}

.portfolio-log-steps li + li {
  margin-top: var(--space-4);
}

.portfolio-log-steps strong {
  color: var(--color-text);
  font-weight: var(--weight-semibold);
}

/* Video carousel */
.video-carousel {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: stretch;
  gap: var(--space-4);
  margin-top: var(--space-4);
}

@media (max-width: 640px) {
  .video-carousel {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: var(--space-3);
  }

  .video-carousel__main {
    grid-column: 1 / -1;
    grid-row: 1;
  }

  .video-carousel__nav--prev {
    grid-column: 1;
    grid-row: 2;
    justify-self: end;
    margin-right: var(--space-2);
  }

  .video-carousel__nav--next {
    grid-column: 2;
    grid-row: 2;
    justify-self: start;
    margin-left: var(--space-2);
  }
}

.video-carousel__nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 48px;
  min-height: 48px;
  padding: var(--space-3);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  color: var(--color-text);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), color var(--transition);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  align-self: center;
}

.video-carousel__nav:hover:not(:disabled) {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.video-carousel__nav:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.video-carousel__nav svg {
  width: 22px;
  height: 22px;
}

.video-carousel__main {
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
}

.video-carousel__slide {
  display: none;
  flex-direction: column;
}

.video-carousel__slide.is-active {
  display: flex;
}

.video-carousel__week {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-secondary);
  padding: var(--space-4) var(--space-4) 0;
}

.video-carousel__embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #0c0a09;
}

.video-carousel__embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-carousel__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
  text-align: center;
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  line-height: 1.6;
}

.video-carousel__footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.video-carousel__progress {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
}

.video-carousel__hint {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.portfolio-github-cta {
  margin-top: var(--space-8);
  padding: var(--space-10);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-white);
  text-align: center;
}

.portfolio-github-cta p {
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  max-width: 36rem;
  margin: var(--space-4) auto 0;
  line-height: 1.65;
}

/* Demo & pitch — stacked responsive embeds */
.portfolio-log-embed-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-10);
  margin-top: var(--space-6);
}

.portfolio-log-embed-block {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
}

.portfolio-log-embed-block__label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-secondary);
  padding: var(--space-4) var(--space-4) 0;
  margin: 0;
}

.portfolio-log-embed-block__frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #0c0a09;
}

.portfolio-log-embed-block__frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.portfolio-log-list {
  margin: var(--space-6) 0 0;
  padding-left: var(--space-6);
  max-width: 42rem;
}

.portfolio-log-list li {
  color: var(--color-text-secondary);
  line-height: 1.65;
  padding-left: var(--space-2);
}

.portfolio-log-list li + li {
  margin-top: var(--space-3);
}