/* ═══════════════════════════════════════════════════════════════
   AVIATION AFFAIR — TECHNOLOGY (Pages 110 + 111)
   Loaded on /technology and /technology/<id>. Contains the
   tutorials index page header layout and the tutorial detail
   page typography (with code-block syntax highlighting).
   ═══════════════════════════════════════════════════════════════ */


/* ───────────────────────────────────────────────────────────────
   32. TECHNOLOGY INDEX PAGE (Page 110)
   Mirrors page-articles structure but for tutorial cards.
   ─────────────────────────────────────────────────────────────── */

.page-tutorials {
  margin: 0 auto var(--aa-space-2xl);
}

.page-tutorials__header {
  text-align: center;
  max-width: var(--aa-container-narrow);
  margin: 0 auto var(--aa-space-2xl);
  padding-top: var(--aa-space-3xl);
  padding-left: var(--aa-space-lg);
  padding-right: var(--aa-space-lg);
}

.page-tutorials__title {
  font-family: var(--aa-font-display);
  font-weight: 400;
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 var(--aa-space-md);
  color: var(--aa-ink);
}

.page-tutorials__deck {
  font-family: var(--aa-font-display);
  font-style: italic;
  font-size: 1.2rem;
  line-height: 1.5;
  color: var(--aa-ink-muted);
  margin: 0;
}

.page-tutorials__empty {
  max-width: var(--aa-container-narrow);
  margin: var(--aa-space-2xl) auto;
  padding: var(--aa-space-2xl);
  text-align: center;
  background: var(--aa-bg-elevated);
  border: 1px solid var(--aa-rule-soft);
  border-radius: var(--aa-radius-lg);
  font-family: var(--aa-font-display);
  font-style: italic;
  color: var(--aa-ink-muted);
}

.page-tutorials__empty a {
  color: var(--aa-accent-bright);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-tutorials__empty a:hover {
  color: var(--aa-ink);
}

@media (max-width: 768px) {
  .page-tutorials__deck {
    font-size: 1.05rem;
  }
}


/* ───────────────────────────────────────────────────────────────
   33. TUTORIAL DETAIL PAGE (Page 111)
   Mirrors article-header / article-body / article-footer with
   tutorial-specific touches: tutorial number badge, difficulty
   dots in eyebrow, code-block emphasis.
   ─────────────────────────────────────────────────────────────── */

/* Tutorial header — eyebrow with difficulty + tutorial number + title */
.tutorial-header {
  max-width: var(--aa-container);
  margin: 0 auto;
  padding: var(--aa-space-3xl) var(--aa-space-lg) var(--aa-space-xl);
}

.tutorial-header__inner {
  max-width: var(--aa-container-narrow);
  margin: 0 auto;
  text-align: center;
}

.tutorial-header__eyebrow {
  font-family: var(--aa-font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--aa-accent);
  margin: 0 0 var(--aa-space-md);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--aa-space-sm);
}

.tutorial-header__category {
  color: var(--aa-accent-bright);
  font-weight: 600;
}

.tutorial-header__sep {
  color: var(--aa-rule);
  font-weight: 400;
}

.tutorial-header__difficulty {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  letter-spacing: normal;
}

.tutorial-header__num {
  font-family: var(--aa-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--aa-ink-dim);
  margin: 0 0 var(--aa-space-md);
}

.tutorial-header__title {
  font-family: var(--aa-font-display);
  font-weight: 400;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--aa-ink);
  margin: 0 0 var(--aa-space-lg);
}

.tutorial-header__deck {
  font-family: var(--aa-font-display);
  font-style: italic;
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  line-height: 1.5;
  color: var(--aa-ink-muted);
  margin: 0 0 var(--aa-space-2xl);
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.tutorial-header__byline {
  display: flex;
  justify-content: center;
  padding-top: var(--aa-space-lg);
  border-top: 1px solid var(--aa-rule);
}

/* Tutorial body — narrow readable column with code-friendly defaults */
.tutorial-body {
  max-width: var(--aa-container);
  margin: 0 auto;
  padding: var(--aa-space-xl) var(--aa-space-lg);
}

.tutorial-body__inner {
  max-width: 720px;        /* slightly wider than article-body to fit code lines */
  margin: 0 auto;
  font-family: var(--aa-font-body);
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--aa-ink);
}

.tutorial-body__inner > *:first-child { margin-top: 0; }

.tutorial-body__inner p {
  margin: 0 0 var(--aa-space-lg);
}

.tutorial-body__inner p:first-of-type {
  font-size: 1.2rem;
  line-height: 1.55;
  color: var(--aa-ink);
}

.tutorial-body__inner h2 {
  font-family: var(--aa-font-display);
  font-weight: 400;
  font-size: 1.6rem;
  line-height: 1.25;
  margin: var(--aa-space-2xl) 0 var(--aa-space-md);
  color: var(--aa-ink);
}

.tutorial-body__inner h3 {
  font-family: var(--aa-font-display);
  font-weight: 400;
  font-size: 1.25rem;
  line-height: 1.3;
  margin: var(--aa-space-xl) 0 var(--aa-space-sm);
  color: var(--aa-ink);
}

.tutorial-body__inner ul,
.tutorial-body__inner ol {
  margin: 0 0 var(--aa-space-lg) var(--aa-space-md);
  padding-left: var(--aa-space-md);
}

.tutorial-body__inner li {
  margin-bottom: var(--aa-space-sm);
}

.tutorial-body__inner a {
  color: var(--aa-accent-bright);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.tutorial-body__inner a:hover {
  color: var(--aa-ink);
}

.tutorial-body__inner code {
  font-family: var(--aa-font-mono);
  font-size: 0.9em;
  background: var(--aa-bg-card);
  padding: 2px 6px;
  border-radius: var(--aa-radius-sm);
  color: var(--aa-accent);
}

.tutorial-body__inner pre {
  background: linear-gradient(135deg, #1F4D5C 0%, #0E2138 100%);
  color: #E8EEF5;
  padding: var(--aa-space-lg);
  border-radius: var(--aa-radius-md);
  overflow-x: auto;
  margin: var(--aa-space-xl) 0;
  font-family: var(--aa-font-mono);
  font-size: 0.9rem;
  line-height: 1.65;
}

.tutorial-body__inner pre code {
  background: transparent;
  padding: 0;
  color: inherit;
}

/* Code keywords / strings / comments — same syntax-highlighting classes
   used in tutorial card thumbs. Authors mark them in body_html. */
.tutorial-body__inner pre .kw  { color: #F58FA0; }
.tutorial-body__inner pre .str { color: #8FD9A8; }
.tutorial-body__inner pre .com { color: #8FA0B5; font-style: italic; }
.tutorial-body__inner pre .num { color: #FFCC80; }

.tutorial-body__inner blockquote {
  font-family: var(--aa-font-display);
  font-style: italic;
  font-size: 1.3rem;
  line-height: 1.5;
  color: var(--aa-accent);
  border-left: 3px solid var(--aa-accent-bright);
  margin: var(--aa-space-2xl) 0;
  padding: var(--aa-space-md) 0 var(--aa-space-md) var(--aa-space-lg);
}

.tutorial-body__inner blockquote p { margin: 0; font-size: inherit; }

.tutorial-body__inner img,
.tutorial-body__inner figure {
  max-width: 100%;
  height: auto;
  margin: var(--aa-space-xl) auto;
  display: block;
}

.tutorial-body__inner hr {
  border: none;
  border-top: 1px solid var(--aa-rule);
  margin: var(--aa-space-2xl) 0;
}

/* Tutorial footer — small back link */
.tutorial-footer {
  max-width: var(--aa-container);
  margin: 0 auto;
  padding: var(--aa-space-xl) var(--aa-space-lg) var(--aa-space-3xl);
}

.tutorial-footer__inner {
  max-width: var(--aa-container-narrow);
  margin: 0 auto;
  padding-top: var(--aa-space-lg);
  border-top: 1px solid var(--aa-rule);
}

.tutorial-footer__back {
  font-family: var(--aa-font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: var(--aa-accent-bright);
  text-decoration: none;
  transition: color var(--aa-transition);
}

.tutorial-footer__back:hover {
  color: var(--aa-ink);
}

@media (max-width: 768px) {
  .tutorial-header { padding-top: var(--aa-space-2xl); }
  .tutorial-body__inner { font-size: 1rem; }
  .tutorial-body__inner p:first-of-type { font-size: 1.1rem; }
  .tutorial-body__inner h2 { font-size: 1.4rem; }
  .tutorial-body__inner h3 { font-size: 1.15rem; }
  .tutorial-body__inner pre { font-size: 0.85rem; padding: var(--aa-space-md); }
}