/* ===================================
   TAIYO.LOG — Post Page Styles
   =================================== */

/* --- Article Hero --- */
.article-hero {
  position: relative;
  width: 100%;
  height: 70vh;
  min-height: 450px;
  max-height: 700px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}

.article-hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  filter: saturate(0.9) contrast(1.05);
  transition: transform 0.8s var(--ease-out);
}

/* Dark gradient overlay from bottom */
.article-hero__overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top,
      var(--bg-deep) 0%,
      rgba(10, 10, 10, 0.85) 25%,
      rgba(10, 10, 10, 0.4) 55%,
      rgba(10, 10, 10, 0.15) 75%,
      rgba(10, 10, 10, 0.3) 100%
    );
  z-index: 1;
}

.article-hero__content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--space-md) var(--space-lg);
  width: 100%;
}

.article-hero__meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.article-hero__date {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--accent);
}

.article-hero__tag {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.3rem 0.8rem;
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  transition: var(--transition-fast);
}

.article-hero__tag:hover {
  border-color: rgba(201, 169, 110, 0.3);
  color: var(--accent);
}

.article-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 5vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.3;
  color: var(--text-primary);
}

.article-hero__title em {
  font-style: normal;
  color: var(--accent);
}


/* --- Article Body --- */
.article {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-lg) var(--space-md);
}

.article__lead {
  font-size: 1.2rem;
  font-weight: 300;
  color: var(--text-primary);
  line-height: 2;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
  letter-spacing: 0.01em;
}

.article__lead strong {
  font-weight: 500;
  color: var(--accent);
}

.article__section {
  margin-bottom: var(--space-lg);
}

.article__heading {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  padding-left: 1rem;
  border-left: 2px solid var(--accent);
  line-height: 1.4;
}

.article__text {
  font-size: 1rem;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 2.1;
  margin-bottom: 1.5rem;
  letter-spacing: 0.01em;
}

.article__text strong {
  color: var(--text-primary);
  font-weight: 500;
}

.article__text em {
  color: var(--accent);
  font-style: normal;
}

/* Blockquote */
.article__quote {
  margin: var(--space-md) 0;
  padding: 1.5rem 2rem;
  background: var(--bg-surface);
  border-left: 2px solid var(--accent);
  border-radius: 0 8px 8px 0;
  position: relative;
}

.article__quote::before {
  content: '"';
  font-family: var(--font-heading);
  font-size: 4rem;
  color: rgba(201, 169, 110, 0.15);
  position: absolute;
  top: -0.5rem;
  left: 1rem;
  line-height: 1;
}

.article__quote p {
  font-size: 1.05rem;
  font-weight: 300;
  color: var(--text-primary);
  line-height: 1.9;
  font-style: italic;
  position: relative;
  z-index: 1;
}

.article__quote cite {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.8rem;
  font-style: normal;
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

/* In-article image */
.article__image-block {
  margin: var(--space-md) calc(-1 * var(--space-md));
  position: relative;
  overflow: hidden;
  border-radius: 8px;
}

.article__image-block img {
  width: 100%;
  height: auto;
  display: block;
  filter: saturate(0.9) contrast(1.05);
  transition: var(--transition-slow);
}

.article__image-caption {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  text-align: center;
  padding: 0.75rem var(--space-md);
  letter-spacing: 0.05em;
}


/* --- Divider --- */
.article__divider {
  width: 40px;
  height: 1px;
  background: var(--accent);
  margin: var(--space-lg) auto;
  border: none;
  opacity: 0.5;
}


/* --- Article Footer --- */
.article-footer {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--space-md) var(--space-xl);
}

.article-footer__tags {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-subtle);
}

.article-footer__tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.4rem 1rem;
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
  transition: var(--transition-fast);
}

.article-footer__tag:hover {
  border-color: rgba(201, 169, 110, 0.3);
  color: var(--accent);
  background: var(--accent-glow);
}

/* Back to top / Blog link */
.article-footer__nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.article-footer__back {
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  transition: var(--transition-medium);
  padding: 0.75rem 1.5rem;
  border: 1px solid var(--border-subtle);
  border-radius: 100px;
}

.article-footer__back:hover {
  color: var(--accent);
  border-color: rgba(201, 169, 110, 0.3);
  background: var(--accent-glow);
}

.article-footer__back svg {
  width: 16px;
  height: 16px;
  transition: var(--transition-medium);
}

.article-footer__back:hover svg {
  transform: translateX(-4px);
}

.article-footer__share {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.article-footer__share-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.article-footer__share-link {
  color: var(--text-muted);
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
}

.article-footer__share-link:hover {
  color: var(--accent);
  transform: translateY(-2px);
}

.article-footer__share-link svg {
  width: 16px;
  height: 16px;
}


/* --- Responsive --- */
@media (max-width: 768px) {
  .article-hero {
    height: 55vh;
    min-height: 350px;
  }

  .article-hero__content {
    padding: 0 var(--space-sm) var(--space-md);
  }

  .article {
    padding: var(--space-md) var(--space-sm);
  }

  .article__heading {
    font-size: 1.3rem;
  }

  .article__image-block {
    margin: var(--space-md) calc(-1 * var(--space-sm));
    border-radius: 0;
  }

  .article-footer {
    padding: 0 var(--space-sm) var(--space-lg);
  }

  .article-footer__nav {
    flex-direction: column;
    gap: 1.5rem;
    align-items: flex-start;
  }
}