/* ============================================================
   À PROPOS PAGE (apropos.php)
   ============================================================ */

@import url("./variables.css");

/* ------------------------------------------------------------------ */
/* Page shell                                                          */
/* ------------------------------------------------------------------ */

.apropos-body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--bg-primary);
}

.apropos-main {
  flex: 1;
  padding: var(--space-xl) var(--space-l) var(--space-2xl);
}

/* ------------------------------------------------------------------ */
/* Two-column layout: sticky TOC nav | content                        */
/* ------------------------------------------------------------------ */

.apropos-layout {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: var(--space-2xl);
  max-width: 860px;
  margin: 0 auto;
  align-items: start;
}

/* ------------------------------------------------------------------ */
/* Left — sticky table of contents                                    */
/* ------------------------------------------------------------------ */

.apropos-toc {
  position: sticky;
  top: var(--space-l);
}

.apropos-toc-label {
  font-family: var(--font-body);
  font-size: var(--step--2);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 var(--space-2xs) 0;
}

.apropos-toc ul {
  list-style: none;
  margin: 0 0 var(--space-m) 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3xs);
}

.apropos-toc ul a {
  font-family: var(--font-body);
  font-size: var(--step--1);
  color: var(--text-secondary);
  text-decoration: none;
  display: block;
  padding: var(--space-3xs) 0;
  transition: color 0.15s;
  border-left: 2px solid transparent;
  padding-left: var(--space-2xs);
}

.apropos-toc ul a:hover {
  color: var(--text-primary);
  border-left-color: var(--accent-primary);
}

.apropos-toc-erg {
  padding-top: var(--space-s);
  border-top: 1px solid var(--border-primary);
}

.apropos-toc-erg a {
  font-size: var(--step--2);
  color: var(--accent-primary);
  text-decoration: none;
  transition: opacity 0.15s;
}

.apropos-toc-erg a:hover {
  opacity: 0.75;
}

/* ------------------------------------------------------------------ */
/* Right — main content area                                          */
/* ------------------------------------------------------------------ */

.apropos-content {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.apropos-section {
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid var(--border-primary);
  margin-bottom: var(--space-xl);
}

.apropos-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

/* ------------------------------------------------------------------ */
/* Section titles                                                      */
/* ------------------------------------------------------------------ */

.apropos-section-title {
  font-family: var(--font-display);
  font-size: var(--step-3);
  font-weight: 400;
  color: var(--text-primary);
  margin: 0 0 var(--space-m) 0;
  line-height: 1.1;
}

/* ------------------------------------------------------------------ */
/* Intro prose — Markdown-rendered content                            */
/* ------------------------------------------------------------------ */

.prose {
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--text-primary);
  font-weight: 400;
}

.prose p {
  margin: 0 0 1em 0;
}

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

.prose h1,
.prose h2,
.prose h3 {
  font-family: var(--font-display);
  font-weight: 400;
  margin: 1.5em 0 0.5em 0;
}

.prose h1 { font-size: var(--step-3); }
.prose h2 { font-size: var(--step-2); }
.prose h3 { font-size: var(--step-1); }

.prose a {
  color: var(--accent-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.prose ul,
.prose ol {
  padding-left: var(--space-m);
  margin-bottom: var(--space-s);
}

.prose li {
  margin-bottom: 0.3em;
}

.prose strong { font-weight: 700; }
.prose em { font-style: italic; }

.prose code {
  font-family: "Courier New", Courier, monospace;
  font-size: 0.88em;
  background: var(--bg-tertiary);
  padding: 0.1em 0.3em;
  border-radius: 2px;
}

/* ------------------------------------------------------------------ */
/* Contacts grid                                                       */
/* ------------------------------------------------------------------ */

.apropos-contacts-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.apropos-contact-card {
  font-style: normal;
  padding: var(--space-s) 0;
  border-bottom: 1px solid var(--border-primary);
}

.apropos-contact-card:first-child {
  border-top: 1px solid var(--border-primary);
}

.apropos-contact-card strong {
  display: block;
  font-size: var(--step-0);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-3xs);
}

.apropos-contact-card span {
  display: block;
  font-size: var(--step--1);
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: var(--space-3xs);
}

.apropos-contact-card a {
  font-size: var(--step--1);
  color: var(--accent-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: opacity 0.15s;
}

.apropos-contact-card a:hover {
  opacity: 0.75;
}

/* ------------------------------------------------------------------ */
/* Credits list                                                        */
/* ------------------------------------------------------------------ */

.apropos-credits-list {
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.apropos-credit-row {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: var(--space-s);
  padding: var(--space-s) 0;
  border-bottom: 1px solid var(--border-primary);
  align-items: baseline;
}

.apropos-credit-row:first-child {
  border-top: 1px solid var(--border-primary);
}

.apropos-credits-list dt {
  font-size: var(--step--2);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.apropos-credits-list dd {
  font-size: var(--step--1);
  color: var(--text-primary);
  margin: 0;
  line-height: 1.5;
}

/* ------------------------------------------------------------------ */
/* Single-column layout — used by licence.php (no sidebar)            */
/* ------------------------------------------------------------------ */

.apropos-single {
  max-width: 720px;
}

/* ------------------------------------------------------------------ */
/* Responsive                                                          */
/* ------------------------------------------------------------------ */

@media (max-width: 900px) {
  .apropos-layout {
    grid-template-columns: 1fr;
    gap: var(--space-l);
  }

  .apropos-toc {
    position: static;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-s);
    padding-bottom: var(--space-s);
    border-bottom: 1px solid var(--border-primary);
  }

  .apropos-toc-label {
    margin: 0;
  }

  .apropos-toc ul {
    flex-direction: row;
    margin: 0;
    gap: var(--space-xs);
  }

  .apropos-toc ul a {
    border-left: none;
    padding-left: 0;
  }

  .apropos-toc-erg {
    border-top: none;
    padding-top: 0;
    margin-left: auto;
  }

  .prose {
    font-size: var(--step-0);
  }

  .apropos-section-title {
    font-size: var(--step-2);
  }
}

@media (max-width: 600px) {
  .apropos-main {
    padding: var(--space-m) var(--space-s) var(--space-xl);
  }

  .prose {
    font-size: var(--step-0);
  }

  .apropos-credit-row {
    grid-template-columns: 1fr;
    gap: var(--space-3xs);
  }
}