/* ===== ARTICLE LAYOUT ===== */
.article-page-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 24px 80px;
  display: grid;
  grid-template-columns: 240px minmax(0,1fr) 260px;
  gap: 36px;
  align-items: start;
}

/* LEFT RAIL */
.article-rail-left {
  position: static;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.article-rail-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 18px 16px;
}

.article-back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-color);
  font-weight: 600;
  font-size: .875rem;
  text-decoration: none;
  margin-bottom: 14px;
}

.article-back-link:hover { color: var(--accent-dark); }

.article-meta-row {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 10px;
}

.article-meta-label {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-tertiary);
}

.article-meta-value {
  font-size: .875rem;
  color: var(--text-primary);
  font-weight: 500;
}

.article-toc-heading {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-tertiary);
  margin: 0 0 10px;
}

.article-toc-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.article-toc-nav a {
  font-size: .82rem;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 5px 8px;
  border-radius: 6px;
  line-height: 1.35;
  border-left: 2px solid transparent;
  transition: all .15s ease;
}

.article-toc-nav a:hover {
  color: var(--accent-color);
  background: rgba(45,127,184,0.08);
  border-left-color: var(--accent-color);
}

.article-toc-nav a.toc-active {
  color: var(--accent-color);
  background: rgba(45,127,184,0.08);
  border-left-color: var(--accent-color);
  font-weight: 600;
}

/* MAIN CONTENT */
.article-body {
  min-width: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: clamp(24px, 4vw, 44px);
}

.article-body h1 {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.2;
  margin: 0 0 12px;
  color: var(--text-primary);
}

.article-byline {
  font-size: .82rem;
  color: var(--text-tertiary);
  margin: 0 0 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.article-body h2 {
  font-family: 'Playfair Display', serif;
  font-size: 1.35rem;
  margin: 2.25rem 0 .75rem;
  padding-left: 14px;
  border-left: 3px solid var(--accent-color);
  color: var(--text-primary);
  scroll-margin-top: 90px;
}

.article-body h2:first-of-type { margin-top: 0; }

.article-body h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin: 1.5rem 0 .5rem;
  color: var(--text-primary);
}

.article-body p {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-secondary);
  margin: 0 0 1.1rem;
  max-width: 70ch;
}

.article-body ul,
.article-body ol {
  padding-left: 1.35rem;
  margin: 0 0 1.25rem;
  color: var(--text-secondary);
}

.article-body li {
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: .4rem;
}

.article-body blockquote {
  border-left: 4px solid var(--accent-color);
  background: rgba(45,127,184,0.06);
  margin: 1.5rem 0;
  padding: 16px 20px;
  border-radius: 0 8px 8px 0;
  font-style: italic;
  color: var(--text-secondary);
}

.article-body a {
  color: var(--accent-color);
  font-weight: 600;
  text-decoration: none;
}

.article-body a:hover { color: var(--accent-dark); }

/* CALLOUT BOX */
.article-callout {
  background: rgba(45,127,184,0.07);
  border: 1px solid rgba(45,127,184,0.25);
  border-radius: 10px;
  padding: 18px 20px;
  margin: 1.5rem 0;
  font-size: 1rem;
  color: var(--text-primary);
}

/* HELPFUL SECTION */
.article-helpful {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
}

.article-helpful p {
  margin: 0;
  font-weight: 600;
  font-size: .95rem;
  color: var(--text-primary);
  max-width: none;
}

.article-helpful-btn {
  padding: 8px 18px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-secondary);
  cursor: pointer;
  font-size: .9rem;
  font-family: inherit;
  color: var(--text-primary);
  transition: all .2s ease;
}

.article-helpful-btn:hover {
  border-color: var(--accent-color);
  color: var(--accent-color);
  background: rgba(45,127,184,0.06);
}

/* RIGHT RAIL CTA */
.article-rail-right {
  position: static;
}

.article-cta-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-top: 3px solid var(--accent-color);
  border-radius: 12px;
  padding: 22px 18px;
}

.article-cta-card h3 {
  font-family: 'Playfair Display', serif;
  font-size: 1.15rem;
  margin: 0 0 6px;
  color: var(--text-primary);
}

.article-cta-sub {
  font-size: .78rem;
  color: var(--text-tertiary);
  margin: 0 0 16px;
  line-height: 1.4;
}

.article-cta-form {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.article-cta-form input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: .875rem;
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-family: inherit;
  box-sizing: border-box;
}

.article-cta-form input:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px rgba(45,127,184,0.12);
}

.article-cta-btn {
  width: 100%;
  padding: 12px;
  margin-top: 4px;
  font-size: .9rem;
  border-radius: 8px;
  font-weight: 700;
  cursor: pointer;
  background: linear-gradient(135deg, var(--accent-color), var(--accent-dark));
  color: #fff;
  border: none;
  font-family: inherit;
  transition: all .2s ease;
}

.article-cta-btn:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.article-cta-fine {
  text-align: center;
  font-size: .74rem;
  color: var(--text-tertiary);
  margin: 8px 0 0;
}

/* TABLET */
@media (max-width: 1080px) {
  .article-page-wrap {
    grid-template-columns: 220px minmax(0,1fr);
  }
  .article-rail-right { display: none; }
}

/* MOBILE */
@media (max-width: 768px) {
  .article-page-wrap {
    grid-template-columns: 1fr;
    padding: 16px 12px 60px;
    gap: 16px;
  }
  .article-rail-left {
    position: static;
    order: -1;
  }
  .article-toc-card { display: none; }
  .article-toc-card.open { display: block; }
  .article-rail-right {
    display: block;
    position: static;
    order: 3;
  }
  .article-body { padding: 20px 16px; }
  .article-body p,
  .article-body li { font-size: 1rem; }
}