/* Article Shape — Styles
   Token-based: works in any theme that implements the CSS token contract.
   Themes can override layouts/article.njk but don't need to. */

/* ── Page wrapper ───────────────────────────────────────────────────────── */
.article-page {
  max-width: var(--article-width, 820px);
  margin: 0 auto;
  padding-top: var(--article-padding-top, var(--spacing-lg, 2.5rem));
  padding-bottom: var(--spacing-lg, 2.5rem);
  padding-left: var(--spacing-md, 1.5rem);
  padding-right: var(--spacing-md, 1.5rem);
}

/* ── Header ─────────────────────────────────────────────────────────────── */
.article-header {
  margin-bottom: var(--spacing-lg, 2rem);
  padding-bottom: var(--spacing-md, 1.5rem);
  border-bottom: 1px solid var(--border-color, rgba(0,0,0,0.1));
}

.article-type {
  font-family: var(--font-body, sans-serif);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--accent-color, #555);
  margin: 0 0 0.6rem;
}

.article-title {
  font-family: var(--font-heading, sans-serif);
  font-size: clamp(1.75rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--article-title-color, var(--text-color, #1a1a1a));
  margin: 0 0 0.5rem;
}

.article-subtitle {
  font-family: var(--font-body, sans-serif);
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--article-subtitle-color, var(--text-color, #555));
  opacity: 0.72;
  margin: 0 0 0.75rem;
  line-height: 1.5;
}

.article-author {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-color, #333);
  margin: 0.5rem 0 0;
}

.article-byline {
  font-size: 0.84rem;
  color: var(--text-color, #555);
  opacity: 0.7;
  margin: 0.2rem 0 0;
}

.article-date {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-color, #555);
  background: color-mix(in srgb, var(--accent-color, #888) 12%, var(--bg-color, #fff) 88%);
  border-radius: 20px;
  padding: 0.22em 0.7em;
  margin-top: 0.75rem;
}

/* ── Body typography ────────────────────────────────────────────────────── */
.article-body h1,
.article-body h2,
.article-body h3,
.article-body h4,
.article-body h5,
.article-body h6 {
  font-family: var(--font-heading, sans-serif);
  font-weight: 700;
  line-height: 1.2;
  margin-top: 2rem;
  margin-bottom: 0.5rem;
  color: var(--text-color, #1a1a1a);
}

.article-body h1 { font-size: clamp(1.55rem, 3.5vw, 2rem); }
.article-body h2 { font-size: clamp(1.25rem, 3vw, 1.65rem); }
.article-body h3 { font-size: 1.2rem; }
.article-body h4 { font-size: 1rem; }
.article-body h5 { font-size: 0.9rem; }
.article-body h6 { font-size: 0.82rem; }

.article-body :is(h1, h2, h3):first-child { margin-top: 0; }

.article-body p {
  margin: 0 0 1rem;
  line-height: 1.7;
  color: var(--text-color, #333);
}

.article-body a {
  color: var(--accent-color, #555);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.article-body a:hover { opacity: 0.75; }

.article-body ul,
.article-body ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.article-body li { margin-bottom: 0.35rem; line-height: 1.65; }

.article-body blockquote {
  border-left: 3px solid var(--accent-color, #888);
  margin: 1.5rem 0;
  padding: 0.5rem 0 0.5rem 1.25rem;
  color: var(--text-color, #555);
  opacity: 0.82;
  font-style: italic;
}

.article-body code {
  font-size: 0.88em;
  background: color-mix(in srgb, var(--border-color, rgba(0,0,0,0.08)) 60%, transparent);
  border-radius: 4px;
  padding: 0.15em 0.4em;
}

.article-body pre {
  background: color-mix(in srgb, var(--border-color, rgba(0,0,0,0.08)) 60%, transparent);
  border-radius: 6px;
  padding: 1rem;
  overflow-x: auto;
  margin-bottom: 1rem;
}

.article-body pre code { background: none; padding: 0; }

.article-body img {
  max-width: 100%;
  border-radius: var(--border-radius, 6px);
}

.article-body hr {
  border: none;
  border-top: 1px solid var(--border-color, rgba(0,0,0,0.1));
  margin: 2rem 0;
}

/* ── Share bar ──────────────────────────────────────────────────────────── */
.share-bar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1.25rem;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4em 0.9em;
  border-radius: 20px;
  border: 1px solid var(--border-color, rgba(0,0,0,0.15));
  background: transparent;
  color: var(--text-color, #333);
  font-family: var(--font-body, sans-serif);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.share-btn:hover {
  background: color-mix(in srgb, var(--accent-color, #555) 8%, transparent);
  border-color: var(--accent-color, #555);
  color: var(--accent-color, #555);
}

.share-btn--confirmed {
  border-color: var(--accent-color, #555);
  color: var(--accent-color, #555);
}