/* KuthorX archive style, part 2 (loaded right after base.css): article content, answer forms,
   conditions, TOC, pagination, footer, responsive and reduced-motion rules. */

.full-moon-answer {
  display: grid;
  gap: var(--spacing-md);
  margin: var(--spacing-xl) 0;
  padding: var(--spacing-lg);
  background: var(--story-soft);
  border: 1px solid var(--story-accent);
  border-radius: var(--radius);
}

.full-moon-answer__header {
  display: grid;
  gap: var(--spacing-xs);
}

.full-moon-answer__eyebrow {
  color: var(--story-accent);
  font-family: var(--font-code);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.full-moon-answer__label {
  color: var(--text-primary);
  font-weight: var(--font-weight-bold);
  line-height: 1.45;
}

.full-moon-answer__controls {
  display: flex;
  align-items: stretch;
  gap: var(--spacing-sm);
}

.full-moon-answer__input,
.full-moon-answer__button {
  min-height: 2.75rem;
}

.full-moon-answer__input {
  flex: 1 1 auto;
  min-width: 0;
  padding: 0.7rem 0.9rem;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  font: inherit;
  line-height: 1.4;
  transition:
    border-color var(--transition-speed) var(--transition-fn),
    box-shadow var(--transition-speed) var(--transition-fn),
    background-color var(--transition-speed) var(--transition-fn);
}

.full-moon-answer__input::placeholder {
  color: var(--text-muted);
  opacity: 1;
}

.full-moon-answer__input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.full-moon-answer__input[aria-invalid="true"] {
  border-color: var(--accent);
}

.full-moon-answer__button {
  flex: 0 0 auto;
  min-width: 5.5rem;
  padding: 0.7rem 1.15rem;
  color: var(--bg-card);
  background: var(--story-accent);
  border: 1px solid var(--story-accent);
  border-radius: var(--radius);
  cursor: pointer;
  font-family: var(--font-code);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  transition:
    background-color var(--transition-speed) var(--transition-fn),
    border-color var(--transition-speed) var(--transition-fn),
    box-shadow var(--transition-speed) var(--transition-fn),
    transform var(--transition-speed) var(--transition-fn);
}

.full-moon-answer__button:hover {
  background: oklch(35% 0.095 152);
  border-color: oklch(35% 0.095 152);
  box-shadow: var(--shadow);
  transform: translateY(-1px);
}

.full-moon-answer__button:active {
  transform: translateY(0);
}

.full-moon-answer__button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.article-content .full-moon-answer__hint {
  margin: 0;
  color: var(--text-muted);
  font-family: var(--font-code);
  font-size: var(--font-size-sm);
}

.full-moon-answer__feedback {
  display: block;
  margin: var(--spacing-md) 0 var(--spacing-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  border: 1px solid var(--border);
  border-left-width: 3px;
  border-radius: var(--radius);
  min-width: 0;
}

.full-moon-answer__feedback > :last-child {
  margin-bottom: 0;
}

.full-moon-answer__feedback::before {
  display: block;
  margin-bottom: var(--spacing-sm);
  color: currentColor;
  font-family: var(--font-code);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  line-height: 1.5;
}

.full-moon-answer__feedback--error {
  color: var(--text-secondary);
  background: var(--accent-soft);
  border-color: var(--accent);
}

.full-moon-answer__feedback--error::before {
  content: "ERR";
}

/* A solved step reveals the rest of the story: keep it readable as normal prose,
   marked only by a left rule. Nested steps flatten so deep chains never narrow the column. */
.full-moon-answer__feedback--success {
  color: inherit;
  background: transparent;
  border: 0;
  border-left: 3px solid var(--story-accent);
  border-radius: 0;
  padding: var(--spacing-xs) 0 var(--spacing-xs) var(--spacing-md);
}

.full-moon-answer__feedback--success .full-moon-answer__feedback--success {
  border-left: 0;
  padding-left: 0;
}

.full-moon-answer__feedback--success::before {
  content: "OK";
  color: var(--story-accent);
}

.article-condition[hidden] {
  display: none;
}

.article-content ul,
.article-content ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

.article-content ul { list-style: disc; }
.article-content ol { list-style: decimal; }

.article-content li {
  margin-bottom: var(--spacing-xs);
}

.article-content blockquote {
  margin: var(--spacing-lg) 0;
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--text-secondary);
  background: var(--accent-soft);
  border: 0;
  border-left: 3px solid var(--accent);
  border-radius: 0;
  font-style: italic;
}

.article-content pre {
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-md);
  overflow-x: auto;
  color: oklch(91% 0.01 112);
  background: oklch(25% 0.018 124);
  border: 1px solid oklch(35% 0.018 124);
  border-radius: var(--radius);
  font-size: var(--font-size-sm);
  line-height: 1.6;
}

.article-content code {
  padding: 0.14em 0.36em;
  color: var(--text-primary);
  background: var(--bg-secondary);
  border-radius: 4px;
  font-size: 0.9em;
}

.article-content pre code {
  padding: 0;
  color: inherit;
  background: none;
  border-radius: 0;
  font-size: inherit;
}

.article-content img {
  width: min(920px, calc(100vw - 2rem));
  max-width: none;
  margin: var(--spacing-lg) 0 var(--spacing-lg) 50%;
  transform: translateX(-50%);
  border-radius: var(--radius);
}

.article-with-background .article-content img {
  width: auto;
  max-width: 100%;
  height: auto;
  margin: var(--spacing-lg) auto;
  transform: none;
}

.article-with-background .article-content text {
  display: block;
}

.article-with-background .article-content .article-condition {
  opacity: 1;
  transition: opacity 240ms ease-in-out;
}

.article-with-background .article-content .article-condition.is-condition-hidden {
  opacity: 0;
}

.article-condition-clickable {
  cursor: pointer;
}

.article-condition-clickable:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.low_freq_shake {
  position: relative;
  animation: low-freq-shake 1.5s ease-in-out infinite;
  will-change: left;
}

@keyframes low-freq-shake {
  0%, 84%, 100% { left: 0; }
  87% { left: -3px; }
  90% { left: 3px; }
  93% { left: -2px; }
  96% { left: 2px; }
}

.article-image-switcher {
  cursor: pointer;
  transition: opacity 240ms ease-in-out;
}

.article-image-switcher.is-switching {
  opacity: 0;
}

.article-image-switcher.is-final {
  cursor: default;
}

.article-image-switcher:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
}

.article-content a {
  text-decoration: underline;
}

.article-content table {
  width: 100%;
  margin-bottom: var(--spacing-md);
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.article-content th,
.article-content td {
  border: 1px solid var(--border);
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: left;
}

.article-content th {
  color: var(--text-primary);
  background: var(--bg-secondary);
  font-weight: var(--font-weight-bold);
}

.toc {
  padding: var(--spacing-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: var(--font-size-sm);
}

.toc-title {
  color: var(--text-primary);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-sm);
}

.toc ul {
  list-style: none;
  padding-left: var(--spacing-md);
}

.toc li {
  margin-bottom: var(--spacing-xs);
}

.toc a {
  color: var(--text-muted);
  text-decoration: none;
}

.toc a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.pagination {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  padding: var(--spacing-xl) 0;
}

.pagination a,
.pagination span {
  color: var(--text-muted);
  font-family: var(--font-code);
  font-size: var(--font-size-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
}

.pagination a:hover,
.pagination .active {
  color: var(--accent);
  border-color: var(--accent);
}

.post-nav,
.chapter-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-md);
  padding: var(--spacing-xl) 0;
  border-top: 1px solid var(--border);
  margin-top: var(--spacing-xl);
}

.article-reset {
  display: block;
  width: fit-content;
  max-width: 100%;
  min-height: 44px;
  margin: 0 auto;
  padding: 0.75rem 1.25rem;
  color: var(--bg-card);
  background: var(--text-primary);
  border: 2px solid var(--text-primary);
  border-radius: 0;
  box-shadow: 4px 4px 0 var(--accent);
  cursor: pointer;
  font: var(--font-weight-bold) var(--font-size-sm)/1.2 var(--font-code);
  letter-spacing: 0.04em;
  white-space: nowrap;
  transition:
    background-color var(--transition-speed) var(--transition-fn),
    border-color var(--transition-speed) var(--transition-fn),
    color var(--transition-speed) var(--transition-fn),
    box-shadow var(--transition-speed) var(--transition-fn),
    transform var(--transition-speed) var(--transition-fn);
}

.article-reset:hover {
  color: var(--bg-card);
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  box-shadow: 4px 4px 0 var(--text-primary);
  transform: translate(-1px, -1px);
}

.article-reset:active {
  box-shadow: 2px 2px 0 var(--text-primary);
  transform: translate(2px, 2px);
}

.article-reset:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}

.post-nav a,
.chapter-nav a {
  font-family: var(--font-code);
  font-size: var(--font-size-sm);
}

.site-footer {
  border-top: 3px double var(--border-strong);
  padding: var(--spacing-lg) 0;
  margin-top: var(--spacing-2xl);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-md);
  align-items: center;
  color: var(--text-muted);
  font-family: var(--font-code);
  font-size: var(--font-size-sm);
}

.footer-links {
  display: flex;
  gap: var(--spacing-md);
}

.character-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  height: auto;
  object-fit: cover;
  filter: sepia(0.18) saturate(0.9);
}

.character-placeholder {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--story-accent);
  font-size: var(--font-size-xl);
}

.repo-card {
  padding: var(--spacing-lg);
}

.repo-content {
  margin: var(--spacing-lg) auto 0;
}

.repo-content h1 {
  font-size: var(--font-size-lg);
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-xs);
}

.repo-content h1:first-child {
  margin-top: 0;
}

.repo-content p {
  color: var(--text-secondary);
}

@media (max-width: 640px) {
  :root {
    --font-size-hero: 2.25rem;
    --font-size-xl: 1.55rem;
    --spacing-lg: 1rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
  }

  .nav-inner {
    flex-direction: row;
    justify-content: space-between;
  }

  .nav-home {
    font-size: 1.35rem;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    align-items: flex-start;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border);
    padding: var(--spacing-md) var(--spacing-lg);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .hero-with-bg {
    min-height: 320px;
  }

  .post-item {
    grid-template-columns: 1fr;
    gap: var(--spacing-xs);
  }

  .post-item .post-tag {
    justify-self: start;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .story-link {
    padding: var(--spacing-lg);
  }

  .full-moon-answer {
    padding: var(--spacing-md);
  }

  .full-moon-answer__controls {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
  }

  .full-moon-answer__button {
    width: 100%;
  }

  .footer-inner,
  .post-nav,
  .chapter-nav {
    flex-direction: column;
    text-align: center;
  }
}

@media (min-width: 641px) and (max-width: 1024px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1025px) {
  .article-layout.has-toc {
    grid-template-columns: minmax(0, 1fr) 250px;
  }

  .toc {
    position: sticky;
    top: 96px;
    align-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .article-reset:hover,
  .article-reset:active {
    transform: none;
  }

  /* No shaking: a static wavy underline still marks the click-to-fix text. */
  .low_freq_shake {
    animation: none !important;
    text-decoration-line: underline;
    text-decoration-style: wavy;
    text-decoration-color: var(--story-accent);
    text-decoration-thickness: 1px;
    text-underline-offset: 0.25em;
  }
}