/* ==========================================================================
   Peak Performance Guide — uses site-base tokens via site-header
   ========================================================================== */

body {
  line-height: 1.65;
}

.pp-main {
  max-width: 840px;
  margin: 0 auto;
  padding: var(--space-xl);
}

.pp-intro {
  margin-bottom: var(--space-xl);
}

.pp-intro__title {
  margin: 0 0 0.5rem;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
  line-height: 1.2;
}

.pp-intro__lead {
  margin: 0;
  font-size: 1.125rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.pp-disclaimer {
  margin: 1rem 0 0;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  background: rgba(42, 46, 51, 0.5);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent);
}

/* Section cards on front page */
.pp-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: var(--space-xl);
  margin-bottom: var(--space-lg);
  box-shadow: var(--shadow-card);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.pp-section:hover {
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(90, 163, 255, 0.2);
}

.pp-section__title {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.pp-section__title a {
  color: var(--text);
  text-decoration: none;
}

.pp-section__title a:hover {
  color: var(--accent);
}

.pp-section__excerpt {
  margin: 0 0 1rem;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.pp-section__link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--accent);
  text-decoration: none;
}

.pp-section__link:hover {
  text-decoration: underline;
}

/* Sub-articles list */
.pp-sublist {
  list-style: none;
  margin: 0.75rem 0 0;
  padding: 0;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
}

.pp-sublist__title {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin: 0 0 0.5rem;
}

.pp-sublist li {
  margin: 0;
  padding: 0.25rem 0;
}

.pp-sublist a {
  color: var(--text);
  text-decoration: none;
  font-size: 0.9375rem;
}

.pp-sublist a:hover {
  color: var(--accent);
}

/* Article page (section index + sub-articles) */
.pp-article {
  margin-bottom: var(--space-xl);
}

.pp-article__title {
  margin: 0 0 0.75rem;
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.25;
}

.pp-article__meta {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.pp-article__body {
  color: var(--text);
  font-size: 1rem;
  line-height: 1.7;
}

.pp-article__body p {
  margin: 0 0 1rem;
}

.pp-article__body h3 {
  margin: 1.5rem 0 0.5rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text);
}

.pp-article__body ol,
.pp-article__body ul {
  margin: 0 0 1rem;
  padding-left: 1.5rem;
}

.pp-article__body li {
  margin: 0.25rem 0;
}

.pp-article__body p:last-child {
  margin-bottom: 0;
}

.pp-back {
  margin-top: var(--space-xl);
  font-size: 0.9375rem;
}

.pp-back a {
  color: var(--accent);
  text-decoration: none;
}

.pp-back a:hover {
  text-decoration: underline;
}

.pp-subnav {
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.pp-subnav__title {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin: 0 0 0.75rem;
}

.pp-subnav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.pp-subnav li {
  margin: 0 0 0.5rem;
}

.pp-subnav a {
  color: var(--text);
  text-decoration: none;
  font-size: 0.9375rem;
}

.pp-subnav a:hover {
  color: var(--accent);
}