/* Serenity — components.css
   Articles, cards, forms, pagination, comments, breadcrumbs, 404, search. */

/* ===== Article ===== */
.serenity-article__header {
  margin-bottom: var(--serenity-space-block);
}
.serenity-article__title {
  font-size: clamp(2rem, 1.5rem + 2.4vw, 3.25rem);
  margin-bottom: 1.25rem;
  text-wrap: balance;
}
.serenity-article__feature {
  margin: 0 0 var(--serenity-space-block);
  border-radius: var(--serenity-radius-md);
  overflow: hidden;
}
.serenity-article__feature img {
  width: 100%;
  height: auto;
  display: block;
}
.serenity-article__content {
  max-width: var(--serenity-prose-measure);
  margin-inline: auto;
}
.serenity-article__content > * {
  margin-block-end: 1.25em;
}

/* Post meta */
.serenity-post-meta {
  color: var(--serenity-text-muted);
  font-size: 0.9rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin: 0.5rem 0 0;
}
.serenity-post-meta a {
  text-decoration: none;
  color: var(--serenity-text);
}
.serenity-post-meta a:hover { color: var(--serenity-accent); }
.serenity-post-meta__sep { color: var(--serenity-border); }

/* Tags */
.serenity-tags {
  list-style: none;
  padding: 0;
  margin: var(--serenity-space-block) 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.serenity-tags a {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border: 1px solid var(--serenity-border);
  border-radius: 999px;
  font-size: 0.8rem;
  text-decoration: none;
  color: var(--serenity-text-muted);
}
.serenity-tags a:hover {
  border-color: var(--serenity-accent);
  color: var(--serenity-accent);
}

/* Post nav between posts */
.serenity-post-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: var(--serenity-space-block);
  padding-top: 2rem;
  border-top: 1px solid var(--serenity-border);
  font-size: 0.95rem;
}
.serenity-post-nav__prev a,
.serenity-post-nav__next a {
  text-decoration: none;
  color: var(--serenity-text);
}
.serenity-post-nav__next { text-align: right; }
.serenity-post-nav__prev a:hover,
.serenity-post-nav__next a:hover {
  color: var(--serenity-accent);
}

/* ===== Post list (archive/index) ===== */
.serenity-post-list {
  display: grid;
  gap: clamp(2rem, 4vw, 3.5rem);
  margin-block: var(--serenity-space-block);
}
.serenity-post-card {
  padding: 0 0 clamp(2rem, 4vw, 3.5rem);
  border-bottom: 1px solid var(--serenity-border);
}
.serenity-post-card:last-child { border-bottom: 0; padding-bottom: 0; }
.serenity-post-card__thumb {
  display: block;
  margin-bottom: 1.25rem;
  border-radius: var(--serenity-radius-md);
  overflow: hidden;
}
.serenity-post-card__thumb img {
  display: block;
  width: 100%;
  height: auto;
  transition: transform 400ms var(--serenity-ease);
}
.serenity-post-card__thumb:hover img { transform: scale(1.02); }
.serenity-post-card__title {
  font-size: clamp(1.5rem, 1.3rem + 1vw, 2rem);
  margin: 0 0 0.5rem;
}
.serenity-post-card__title a {
  text-decoration: none;
  color: var(--serenity-text);
}
.serenity-post-card__title a:hover { color: var(--serenity-accent); }
.serenity-post-card__excerpt {
  color: var(--serenity-text-muted);
  margin: 1rem 0;
  max-width: 60ch;
}
.serenity-post-card__more {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--serenity-text);
}
.serenity-post-card__more:hover { color: var(--serenity-accent); }
.serenity-post-card__more .serenity-icon {
  transition: transform var(--serenity-duration) var(--serenity-ease);
}
.serenity-post-card__more:hover .serenity-icon { transform: translateX(3px); }

/* ===== Archive header ===== */
.serenity-archive-header {
  text-align: center;
  margin-bottom: var(--serenity-space-block);
}
.serenity-archive-header__title {
  font-size: clamp(2rem, 1.5rem + 2.4vw, 3rem);
}
.serenity-archive-header__desc {
  color: var(--serenity-text-muted);
  max-width: 50ch;
  margin: 1rem auto 0;
}

/* ===== Pagination ===== */
.serenity-shell .pagination,
.navigation.pagination {
  margin-block: var(--serenity-space-block);
}
.navigation.pagination .nav-links,
.serenity-shell .nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  justify-content: center;
  align-items: center;
}
.page-numbers {
  display: inline-grid;
  place-items: center;
  min-width: 2.5rem;
  height: 2.5rem;
  padding: 0 0.65rem;
  border: 1px solid var(--serenity-border);
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.9rem;
  color: var(--serenity-text-muted);
}
.page-numbers:hover {
  color: var(--serenity-accent);
  border-color: var(--serenity-accent);
}
.page-numbers.current {
  background: var(--serenity-text);
  color: var(--serenity-bg);
  border-color: var(--serenity-text);
}
.page-numbers.dots { border: 0; }

/* ===== Search ===== */
.serenity-searchform__field {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.4rem 0.4rem 1rem;
  border: 1px solid var(--serenity-border);
  border-radius: 999px;
  background: var(--serenity-surface);
  max-width: 30rem;
  margin-inline: auto;
  transition: border-color var(--serenity-duration) var(--serenity-ease);
}
.serenity-searchform__field:focus-within {
  border-color: var(--serenity-accent);
}
.serenity-searchform__icon {
  color: var(--serenity-text-muted);
  flex-shrink: 0;
}
.serenity-searchform__input {
  flex: 1;
  border: 0;
  background: transparent;
  padding: 0.5rem 0;
  font-size: 1rem;
  outline: none;
}
.serenity-searchform__submit {
  padding: 0.5rem 1rem;
  background: var(--serenity-text);
  color: var(--serenity-bg);
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 500;
  transition: background var(--serenity-duration) var(--serenity-ease);
}
.serenity-searchform__submit:hover {
  background: var(--serenity-accent);
}

.serenity-search-header {
  text-align: center;
  margin-bottom: var(--serenity-space-block);
}
.serenity-search-header__title {
  font-size: clamp(1.75rem, 1.4rem + 1.6vw, 2.5rem);
}
.serenity-search-header__title em {
  font-style: italic;
  color: var(--serenity-accent);
}
.serenity-search-header__count {
  color: var(--serenity-text-muted);
  margin: 0.5rem 0 1.5rem;
}
.serenity-search-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 2rem;
}
.serenity-search-item {
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--serenity-border);
}
.serenity-search-item:last-child { border-bottom: 0; }
.serenity-search-item__title {
  font-size: 1.5rem;
  margin: 0 0 0.5rem;
}
.serenity-search-item__title a { text-decoration: none; }
.serenity-search-item__meta {
  color: var(--serenity-text-muted);
  font-size: 0.875rem;
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}
.serenity-search-item__excerpt {
  color: var(--serenity-text-muted);
}
.serenity-search-empty {
  text-align: center;
  padding: 3rem 0;
  display: grid;
  gap: 1.5rem;
}

/* ===== 404 ===== */
.serenity-404 {
  text-align: center;
  padding-block: clamp(3rem, 8vw, 6rem);
  display: grid;
  gap: 1.5rem;
}
.serenity-404__title {
  font-size: clamp(2.25rem, 1.6rem + 2.8vw, 3.75rem);
  margin: 0;
}
.serenity-404__sub {
  color: var(--serenity-text-muted);
  max-width: 50ch;
  margin: 0 auto;
}
.serenity-404__search {
  margin: 1rem auto 0;
  max-width: 30rem;
}
.serenity-404__home a {
  text-decoration: none;
  display: inline-flex;
  gap: 0.4rem;
  align-items: center;
  font-weight: 500;
}

/* ===== Breadcrumbs ===== */
.serenity-breadcrumbs {
  font-size: 0.85rem;
  color: var(--serenity-text-muted);
  margin-bottom: 1.5rem;
}
.serenity-breadcrumbs ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}
.serenity-breadcrumbs li + li::before {
  content: "/";
  margin-right: 0.4rem;
  color: var(--serenity-border);
}
.serenity-breadcrumbs a {
  text-decoration: none;
  color: var(--serenity-text-muted);
}
.serenity-breadcrumbs a:hover { color: var(--serenity-accent); }

/* ===== Comments ===== */
.serenity-comments {
  margin-top: var(--serenity-space-section);
  padding-top: 3rem;
  border-top: 1px solid var(--serenity-border);
  max-width: var(--serenity-prose-measure);
  margin-inline: auto;
}
.serenity-comments__title {
  font-size: 1.5rem;
  margin-bottom: 2rem;
}
.serenity-comments__list,
.serenity-comments__list ol {
  list-style: none;
  padding: 0;
}
.serenity-comments__list .comment {
  padding-block: 1.5rem;
  border-bottom: 1px solid var(--serenity-border);
}
.serenity-comments__list .children {
  padding-left: 1.5rem;
  margin-top: 1.5rem;
  border-left: 1px solid var(--serenity-border);
}
.serenity-comments__list .comment-meta {
  font-size: 0.85rem;
  color: var(--serenity-text-muted);
  margin-bottom: 0.75rem;
  display: flex;
  gap: 0.75rem;
  align-items: center;
}
.serenity-comments__list .comment-author img {
  border-radius: 999px;
}
.serenity-comments__list .reply { margin-top: 0.5rem; }
.serenity-comments__list .reply a {
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--serenity-accent);
}

.serenity-comments__form,
.comment-form {
  margin-top: 2rem;
  display: grid;
  gap: 1rem;
}
.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--serenity-border);
  border-radius: var(--serenity-radius-md);
  background: var(--serenity-surface);
  font-size: 1rem;
  transition: border-color var(--serenity-duration) var(--serenity-ease);
}
.comment-form input:focus,
.comment-form textarea:focus {
  outline: none;
  border-color: var(--serenity-accent);
}
.comment-form label { font-size: 0.875rem; color: var(--serenity-text-muted); display: block; margin-bottom: 0.25rem; }
.comment-form .form-submit input[type="submit"] {
  padding: 0.75rem 1.5rem;
  background: var(--serenity-text);
  color: var(--serenity-bg);
  border: 0;
  border-radius: 999px;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--serenity-duration) var(--serenity-ease);
}
.comment-form .form-submit input[type="submit"]:hover { background: var(--serenity-accent); }

.serenity-comments__closed {
  color: var(--serenity-text-muted);
  text-align: center;
  margin: 2rem 0;
}

/* Empty state */
.serenity-empty {
  text-align: center;
  color: var(--serenity-text-muted);
  padding: 3rem 0;
}

/* Initial above-the-fold fade */
@media (prefers-reduced-motion: no-preference) {
  .serenity-article__header,
  .serenity-archive-header,
  .serenity-search-header,
  .serenity-404 {
    animation: serenity-fade 600ms var(--serenity-ease) both;
  }
  @keyframes serenity-fade {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
  }
}