/* About Page Styles - Editorial Theme */

.about-page {
  min-height: 100vh;
  background-color: var(--color-beige-base);
  padding: 2rem 1rem;
  position: relative;
}

/* TOC Floating Panel */
.toc-panel {
  position: fixed;
  top: 2rem;
  left: 2rem;
  width: 360px;
  max-height: calc(100vh - 4rem);
  display: flex;
  z-index: 1000;
  font-family: var(--font-mono);
}

.toc-panel__bookmark-pin {
  width: 80px;
  height: auto;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.toc-panel__main {
  flex: 1;
  background-color: var(--color-beige-light);
  border: 2px solid var(--color-gray-medium);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
}

.floating-panel__header {
  display: flex;
  align-items: center;
  padding: 0.75rem 1rem;
  background-color: var(--color-red-accent);
  color: var(--color-beige-light);
  border-bottom: 2px solid var(--color-gray-medium);
  cursor: move;
}

.floating-panel__title {
  flex: 1;
  margin: 0;
  font-size: 0.875rem;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-family: var(--font-mono);
}

.floating-panel__toggle {
  background: none;
  border: 1px solid var(--color-beige-light);
  color: var(--color-beige-light);
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1;
  width: 24px;
  height: 24px;
  padding: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.floating-panel__toggle:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

.floating-panel__content {
  flex: 1;
  overflow-y: auto;
  padding: 0;
}

.floating-panel--collapsed .floating-panel__content {
  display: none;
}

.toc-panel__content {
  padding: 0.5rem 0;
}

.toc-nav {
  display: flex;
  flex-direction: column;
}

.toc-nav__item {
  display: block;
  padding: 0.625rem 1rem;
  color: var(--color-gray-darker);
  text-decoration: none;
  font-size: 0.9375rem;
  line-height: 1.5;
  border-left: 3px solid transparent;
  transition: all 0.15s ease;
}

.toc-nav__item:hover {
  background-color: var(--color-beige-base);
  border-left-color: var(--color-red-accent);
  color: var(--color-gray-darker);
}

.toc-nav__item--level-2 {
  padding-left: 1.75rem;
  font-size: 0.875rem;
}

.toc-nav__item--level-3 {
  padding-left: 2.5rem;
  font-size: 0.8125rem;
  color: var(--color-gray-medium);
}

.about-page__container {
  max-width: 52rem; /* ~832px - optimal reading width */
  margin: 0 auto;
  background-color: #F5F1E8; /* Lighter background for better readability */
  padding: 3rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
}

.about-page__header {
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-gray-medium);
}

.about-page__back-link {
  font-family: var(--font-mono);
  font-size: var(--font-size-small);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-red-accent);
  text-decoration: none;
  font-weight: bold;
}

.about-page__back-link:hover {
  text-decoration: underline;
}

.about-page__loading,
.about-page__error {
  font-family: var(--font-mono);
  font-size: var(--font-size-base);
  color: var(--color-gray-dark);
  text-align: center;
  padding: 2rem;
}

.about-page__error {
  color: var(--color-red-accent);
}

/* Markdown Content Styling */
.about-page__markdown {
  font-family: var(--font-mono);
  color: #2A2A2A; /* Darker text for better readability */
  line-height: 1.8;
}

/* Headings */
.about-page__markdown h1 {
  font-size: 1.5rem; /* 24px */
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-red-accent);
  color: var(--color-gray-darker);
}

.about-page__markdown h1:first-child {
  margin-top: 0;
}

.about-page__markdown h2 {
  font-size: 1.125rem; /* 18px */
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--color-gray-darker);
}

.about-page__markdown h3 {
  font-size: 1rem; /* 16px */
  font-weight: bold;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-gray-darker);
}

.about-page__markdown h4 {
  font-size: 0.875rem; /* 14px */
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--color-teal);
}

/* Paragraphs */
.about-page__markdown p {
  font-size: 0.875rem; /* 14px */
  margin-bottom: 1rem;
  line-height: 1.8;
  color: #2A2A2A;
}

/* Links */
.about-page__markdown a {
  color: var(--color-red-accent);
  text-decoration: underline;
}

.about-page__markdown a:hover {
  color: var(--color-coral);
}

/* Lists */
.about-page__markdown ul,
.about-page__markdown ol {
  font-size: 0.875rem;
  margin-bottom: 1rem;
  padding-left: 2rem;
  line-height: 1.8;
}

.about-page__markdown li {
  margin-bottom: 0.5rem;
}

.about-page__markdown ul {
  list-style-type: square;
}

.about-page__markdown ol {
  list-style-type: decimal;
}

/* Code */
.about-page__markdown code {
  font-family: var(--font-mono);
  font-size: 0.8125rem; /* 13px */
  background-color: var(--color-beige-dark);
  padding: 0.125rem 0.375rem;
  border-radius: 2px;
  color: var(--color-teal);
}

.about-page__markdown pre {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  background-color: var(--color-beige-dark);
  padding: 1rem;
  margin-bottom: 1rem;
  overflow-x: auto;
  border-left: 3px solid var(--color-teal);
  line-height: 1.6;
}

.about-page__markdown pre code {
  background-color: transparent;
  padding: 0;
}

/* Blockquotes */
.about-page__markdown blockquote {
  font-size: 0.875rem;
  font-style: italic;
  margin: 1.5rem 0;
  padding-left: 1.5rem;
  border-left: 3px solid var(--color-coral);
  color: var(--color-gray-medium);
}

/* Horizontal Rules */
.about-page__markdown hr {
  border: none;
  border-top: 1px solid var(--color-gray-medium);
  margin: 2rem 0;
}

/* Tables */
.about-page__markdown table {
  font-size: 0.8125rem;
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
}

.about-page__markdown th,
.about-page__markdown td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--color-gray-light);
}

.about-page__markdown th {
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--color-beige-dark);
  border-bottom: 2px solid var(--color-gray-medium);
}

.about-page__markdown tr:hover {
  background-color: var(--color-beige-base);
}

/* Strong and Emphasis */
.about-page__markdown strong {
  font-weight: bold;
  color: var(--color-gray-darker);
}

.about-page__markdown em {
  font-style: italic;
}

/* Images */
.about-page__markdown img {
  max-width: 100%;
  height: auto;
  margin: 1.5rem 0;
  border: 1px solid var(--color-gray-light);
}

/* Responsive */
@media (max-width: 1400px) {
  .toc-panel {
    width: 320px;
  }

  .toc-panel__bookmark-pin {
    width: 60px;
  }
}

@media (max-width: 1200px) {
  .toc-panel {
    width: 280px;
    left: 1rem;
  }

  .toc-panel__bookmark-pin {
    width: 50px;
  }
}

@media (max-width: 768px) {
  .about-page {
    padding: 1rem 0.5rem;
  }

  .about-page__container {
    padding: 1.5rem;
  }

  .about-page__markdown h1 {
    font-size: 1.25rem;
  }

  .about-page__markdown h2 {
    font-size: 1rem;
  }

  .about-page__markdown p,
  .about-page__markdown ul,
  .about-page__markdown ol {
    font-size: 0.8125rem;
  }

  /* Hide TOC on mobile */
  .toc-panel {
    display: none;
  }
}