/* President Series index and detail */

:root {
  --presidents-nav-height: 3.5rem;
  --presidents-rail-width: 16rem;
  --presidents-content-max: 1076px;
  --presidents-rail-surface: #fafafa;
  --presidents-rail-border: #e5e5e5;
  --presidents-rail-text: #171717;
  --presidents-rail-muted: #525252;
}

.presidents-shell {
  position: relative;
}

.presidents-page {
  position: relative;
  max-width: var(--presidents-content-max);
  margin: 0 auto;
  padding: 5rem 1.5rem 2.5rem;
  width: 100%;
  box-sizing: border-box;
}

/* Light documentation-style rail (Stripe / MDN pattern) */
.presidents-series-blade {
  background: var(--presidents-rail-surface);
  color: var(--presidents-rail-text);
  border-right: 1px solid var(--presidents-rail-border);
  box-sizing: border-box;
  overflow: hidden;
}

@media (min-width: 901px) {
  .presidents-shell {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 1rem;
    padding: 5rem 1.5rem 2.5rem;
    box-sizing: border-box;
  }

  .presidents-series-blade {
    flex: 0 0 var(--presidents-rail-width);
    width: var(--presidents-rail-width);
    position: sticky;
    top: var(--presidents-nav-height);
    height: calc(100vh - var(--presidents-nav-height));
    margin-right: 0;
    transition: flex-basis 0.25s ease, width 0.25s ease, opacity 0.25s ease, visibility 0.25s ease;
  }

  .presidents-shell.is-blade-collapsed .presidents-series-blade {
    flex-basis: 0;
    width: 0;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    border-right: none;
  }

  .presidents-page {
    flex: 0 1 var(--presidents-content-max);
    max-width: var(--presidents-content-max);
    min-width: 0;
    width: 100%;
    margin: 0;
    padding: 0;
  }
}

.presidents-series-blade-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.75rem 0.75rem 0.65rem;
  border-bottom: 1px solid var(--presidents-rail-border);
  flex-shrink: 0;
}

.presidents-series-blade-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--presidents-rail-muted);
}

.presidents-series-blade-collapse {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  color: var(--presidents-rail-muted);
  background: transparent;
  border: none;
  border-radius: 0.25rem;
  cursor: pointer;
  flex-shrink: 0;
}

.presidents-series-blade-collapse-icon {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1;
}

.presidents-series-blade-collapse:hover,
.presidents-series-blade-collapse:focus-visible {
  background: #f0f0f0;
  color: var(--haiti-blue);
  outline: none;
}

#presidents-series-nav.presidents-series-nav {
  padding: 0.75rem 0.65rem 1rem;
  max-height: calc(100% - 3rem);
  overflow: auto;
}

.presidents-series-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.presidents-series-nav-item {
  margin: 0;
}

.presidents-series-nav-link {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 0.65rem 0.75rem;
  border-radius: 0.25rem;
  text-decoration: none;
  color: var(--presidents-rail-text);
  border: 1px solid transparent;
  border-left: 3px solid transparent;
  transition: background 0.15s ease, border-color 0.15s ease;
}

a.presidents-series-nav-link:hover,
a.presidents-series-nav-link:focus-visible {
  background: #f0f0f0;
  outline: none;
}

.presidents-series-nav-link.is-active {
  background: #fff;
  color: var(--haiti-blue);
  border-color: var(--presidents-rail-border);
  border-left-color: var(--haiti-blue);
}

.presidents-series-nav-upcoming {
  cursor: default;
}

.presidents-series-nav-upcoming.is-next {
  border-left-color: var(--haiti-red);
  background: #fff;
  border-color: var(--presidents-rail-border);
}

.presidents-series-nav-upcoming.is-next.is-active {
  background: #fff;
  color: var(--presidents-rail-text);
}

.presidents-series-nav-term {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--presidents-rail-muted);
}

.presidents-series-nav-link.is-active .presidents-series-nav-term {
  color: var(--haiti-blue);
  opacity: 0.85;
}

.presidents-series-nav-label,
.presidents-series-nav-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.3;
}

.presidents-series-nav-meta {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8125rem;
  line-height: 1.35;
  color: var(--presidents-rail-muted);
}

.presidents-series-nav-link.is-active .presidents-series-nav-meta {
  color: var(--presidents-rail-muted);
}

.presidents-series-nav-badge {
  display: inline-block;
  margin-top: 0.25rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.45rem;
  border-radius: 0.15rem;
  background: var(--haiti-red);
  color: var(--haiti-white);
}

.presidents-series-nav-error {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem;
  color: var(--presidents-rail-muted);
}

/* Re-open rail: labeled control in content column (podcast episode-list pattern) */
.presidents-series-nav-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  padding: 0.5rem 0.75rem;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--haiti-blue);
  background: var(--presidents-rail-surface);
  border: 1px solid var(--presidents-rail-border);
  border-radius: 0.25rem;
  cursor: pointer;
}

.presidents-series-nav-toggle-icon {
  display: block;
  width: 1rem;
  height: 0.75rem;
  background:
    linear-gradient(var(--haiti-blue), var(--haiti-blue)) 0 0 / 100% 2px no-repeat,
    linear-gradient(var(--haiti-blue), var(--haiti-blue)) 0 50% / 100% 2px no-repeat,
    linear-gradient(var(--haiti-blue), var(--haiti-blue)) 0 100% / 75% 2px no-repeat;
}

@media (min-width: 901px) {
  .presidents-shell.is-blade-collapsed .presidents-series-nav-toggle {
    display: inline-flex;
  }

  .presidents-shell.is-blade-open .presidents-series-nav-toggle {
    display: none;
  }
}

.presidents-series-nav-toggle:hover,
.presidents-series-nav-toggle:focus-visible {
  background: #f0f0f0;
  outline: 2px solid var(--haiti-blue);
  outline-offset: 2px;
}

.presidents-main {
  min-width: 0;
}

.presidents-header {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}

.presidents-page h1 {
  font-family: 'Source Serif Pro', serif;
  font-size: 2rem;
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.02em;
  color: #000;
}

.presidents-subtitle {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  line-height: 1.4;
  letter-spacing: -0.02em;
  color: #000;
  max-width: 42rem;
}

.presidents-series-intro {
  margin-bottom: 0;
}

.presidents-series-prose {
  max-width: 42rem;
}

.presidents-series-section + .presidents-series-section {
  margin-top: 2rem;
}

.presidents-series-heading {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #000;
  margin: 0 0 0.75rem;
}

.presidents-series-paragraph {
  font-family: 'Source Serif Pro', serif;
  font-size: 1.0625rem;
  line-height: 1.55;
  color: #000;
  margin: 0 0 0.75rem;
}

.presidents-series-link a {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9375rem;
  color: #000;
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.presidents-series-link a:hover {
  opacity: 0.75;
}

.presidents-series-list {
  font-family: 'Source Serif Pro', serif;
  font-size: 1.0625rem;
  line-height: 1.55;
  color: #000;
  margin: 0 0 0.75rem;
  padding-left: 1.25rem;
}

.presidents-series-list li + li {
  margin-top: 0.35rem;
}

.presidents-empty,
.presidents-error {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  color: #525252;
}

/* Detail page */
.president-detail-page .presidents-main {
  max-width: 42rem;
}

.president-detail-hero img {
  width: 100%;
  max-height: 20rem;
  object-fit: cover;
  border-radius: 0.25rem;
  margin-bottom: 1.5rem;
}

.president-detail-term {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #737373;
  margin: 0 0 0.5rem;
}

.president-detail-title {
  font-family: 'Source Serif Pro', serif;
  font-size: 2.25rem;
  font-weight: 400;
  line-height: 1.1;
  margin: 0 0 0.5rem;
}

.president-detail-office,
.president-detail-dates {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  color: #525252;
  margin: 0 0 0.25rem;
}

.president-title-note {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9375rem;
  line-height: 1.5;
  color: #404040;
  margin: 1rem 0;
  padding: 0.75rem 1rem;
  background: #fafafa;
  border-left: 3px solid #d4d4d4;
}

.president-intro {
  font-family: 'DM Sans', sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
  margin: 1.5rem 0;
}

.president-leadership-lens {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  margin: 2rem 0;
}

.president-lens-heading {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #171717;
  margin: 0 0 0.5rem;
}

.president-lens-body {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  margin: 0;
}

.president-detail-body {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  margin: 1.5rem 0;
}

.president-detail-body h2 {
  font-family: 'Source Serif Pro', serif;
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.2;
  margin: 2.5rem 0 0.75rem;
}

.president-detail-body h3 {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #171717;
  margin: 1.75rem 0 0.5rem;
}

.president-detail-body p {
  margin: 0 0 1rem;
}

.president-detail-body ul {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
}

.president-detail-body li {
  margin: 0 0 0.375rem;
}

.president-fast-facts {
  margin: 0 0 1.5rem;
  padding: 1rem 1.25rem;
  background: #fafafa;
  border-left: 3px solid #d4d4d4;
}

.president-fast-facts h2 {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #171717;
  margin: 0 0 0.75rem;
}

.president-footnotes {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid #e5e5e5;
}

.president-footnotes-title {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0 0 1rem;
}

.president-footnotes-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.president-footnote-item {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem;
  line-height: 1.4;
}

.president-footnote-num {
  font-weight: 600;
  margin-right: 0.25rem;
}

.president-footnote-back {
  margin-left: 0.5rem;
  text-decoration: none;
  color: #737373;
}

.president-editorial-disclosure {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.875rem;
  color: #525252;
  margin-top: 1.5rem;
}

.president-lens-body sup a,
.president-intro sup a,
.president-detail-body sup a {
  text-decoration: none;
  color: #404040;
  font-weight: 600;
}

.president-lens-body sup a:hover,
.president-intro sup a:hover,
.president-detail-body sup a:hover {
  text-decoration: underline;
}

@media (max-width: 900px) {
  .presidents-series-nav-toggle {
    display: inline-flex;
    width: 100%;
  }

  .presidents-series-blade-header {
    padding-top: 1rem;
  }

  .presidents-series-blade-collapse {
    display: flex;
  }

  .presidents-series-blade {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    max-width: 20rem;
    height: 100vh;
    z-index: 1000;
    margin-right: 0;
    transform: translateX(-100%);
    visibility: hidden;
    pointer-events: none;
    border-right: none;
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.15);
  }

  .presidents-series-blade.is-mobile-open {
    transform: translateX(0);
    visibility: visible;
    pointer-events: auto;
  }

  .presidents-page {
    padding-top: 4.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .presidents-series-blade {
    transition: none;
  }
}