/* ============================================================
   SKY — premium theme for Selfish
   Social-feed energy, à la Bluesky. Clean single-column
   timeline, soft avatars, hairline separators, a confident
   sky-blue accent, and rounded multi-image mosaics.
   Uses the CardGridThemeRenderer (.post-card), styled as a
   single-column feed rather than a card grid.
   ============================================================ */

:root {
  --primary-color: #0f1419;
  --secondary-color: #536471;
  --text-color: #0f1419;
  --text-secondary: #536471;
  --background: #ffffff;
  --background-alt: #f5f8fa;
  --border-color: #e3e9ef;
  --link-color: #1083fe;
  --link-hover: #0a6ad6;
  --accent-color: #1083fe;
  --accent-soft: #e8f2ff;

  /* generated abstract avatar (no image needed — one account) */
  --avatar-bg:
    radial-gradient(circle at 30% 28%, #8ed0ff 0%, transparent 55%),
    radial-gradient(circle at 74% 78%, #0a6ad6 0%, transparent 52%),
    linear-gradient(135deg, #4dabf7, #1083fe 60%, #0b62c6);
  --banner-bg:
    radial-gradient(130% 150% at 82% -20%, #6cc0ff 0%, transparent 55%),
    linear-gradient(120deg, #1d9bf0, #1083fe 55%, #0a5fcc);

  --max-width: 600px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.6rem;
  --spacing-xl: 2.75rem;

  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, system-ui, 'Helvetica Neue', sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-color);
  background: var(--background-alt);
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  background: var(--background);
}

a { color: var(--link-color); text-decoration: none; }
a:hover { color: var(--link-hover); }

/* ============================================================
   PROFILE HEADER  (Bluesky-style banner + avatar)
   ============================================================ */
.site-header {
  background: var(--background);
  max-width: var(--max-width);
  margin: 0 auto;
}
.site-header .container { position: relative; padding: 0 var(--spacing-md); }
.site-header .container::before {            /* banner */
  content: "";
  display: block;
  height: 150px;
  margin: 0 calc(-1 * var(--spacing-md));
  background: var(--banner-bg);
}
.site-header .container::after {             /* avatar */
  content: "";
  position: absolute;
  left: var(--spacing-md);
  top: 104px;
  width: 84px;
  height: 84px;
  border-radius: 50%;
  background: var(--avatar-bg);
  border: 4px solid var(--background);
  box-shadow: 0 1px 5px rgba(15, 20, 25, 0.18);
}
.site-title {
  margin: 52px 0 0;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.site-title a { color: var(--text-color); }
.site-title a:hover { color: var(--text-color); opacity: 0.85; }
.site-description {
  margin: 4px 0 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.5;
}
.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}
.site-nav a {
  position: relative;
  padding: 12px 16px;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.92rem;
}
.site-nav a:hover { color: var(--text-color); background: var(--background-alt); }
.site-nav a::after {
  content: "";
  position: absolute;
  left: 16px; right: 16px; bottom: -1px;
  height: 3px;
  border-radius: 3px;
  background: var(--accent-color);
  opacity: 0;
  transition: opacity .15s ease;
}
.site-nav a:hover::after { opacity: 1; }

/* ============================================================
   FEED  (CardGridThemeRenderer → single-column timeline)
   Also styles .post-preview, so the list renderer works too.
   ============================================================ */
.posts {
  max-width: var(--max-width);
  margin: 0 auto;
  background: var(--background);
  display: grid;
  grid-template-columns: 1fr;
}

.post-card,
.post-preview {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  transition: background .12s ease;
}
.post-card:hover,
.post-preview:hover { background: var(--background-alt); }

.post-card h2,
.post-preview h2 {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  order: 1;
}
.post-card h2 a,
.post-preview h2 a { color: var(--text-color); }
.post-card h2 a:hover,
.post-preview h2 a:hover { color: var(--accent-color); }

.post-meta {
  margin: 0;
  order: 2;
  color: var(--text-secondary);
  font-size: 0.86rem;
}

.post-excerpt {
  margin: 2px 0 0;
  order: 3;
  color: var(--text-color);
  font-size: 0.96rem;
  line-height: 1.5;
}

/* the single featured thumbnail sits BELOW the text, Bluesky-style */
.post-card-thumb {
  order: 4;
  display: block;
  margin-top: var(--spacing-sm);
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  aspect-ratio: 16 / 9;
  background: var(--background-alt);
}
.post-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* feed: the inline multi-image mosaic — one tap target wrapping the same
   .post-attachments component the post page uses (see MEDIA MOSAIC below) */
.post-card-mosaic {
  order: 4;
  display: block;
  margin-top: var(--spacing-sm);
}
.post-card-mosaic .post-attachments { margin-top: 0; }

.read-more {
  order: 5;
  align-self: flex-start;
  margin-top: 2px;
  color: var(--accent-color);
  font-size: 0.9rem;
  font-weight: 600;
}
.read-more:hover { text-decoration: underline; }

.empty-state {
  padding: var(--spacing-xl) var(--spacing-md);
  text-align: center;
  color: var(--text-secondary);
  font-size: 1rem;
  background: var(--background);
  border-bottom: 1px solid var(--border-color);
}

/* ============================================================
   ARCHIVE HEADER  (feed title bar)
   ============================================================ */
.archive-header {
  max-width: var(--max-width);
  margin: 0 auto;
  background: var(--background);
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}
.archive-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-color);
  margin-bottom: 2px;
}
.archive-title {
  margin: 0;
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.archive-description {
  margin: 6px 0 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* ============================================================
   SINGLE POST  (detail view)
   ============================================================ */
.post {
  max-width: var(--max-width);
  margin: 0 auto;
  background: var(--background);
  padding: var(--spacing-md);
}
.post-header {
  margin-bottom: var(--spacing-md);
}
.post-title {
  margin: 0;
  font-size: 1.45rem;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.post-header .post-meta {
  margin: 4px 0 0;
  font-size: 0.9rem;
}

.post-content {
  font-size: 1.06rem;
  line-height: 1.6;
  color: var(--text-color);
}
.post-content p { margin: 0 0 var(--spacing-md); }
.post-content a { color: var(--accent-color); }
.post-content a:hover { text-decoration: underline; }
.post-content h2,
.post-content h3 {
  margin: var(--spacing-lg) 0 var(--spacing-sm);
  font-weight: 800;
  letter-spacing: -0.01em;
  line-height: 1.25;
}
.post-content h2 { font-size: 1.3rem; }
.post-content h3 { font-size: 1.12rem; }

/* blockquote = a quoted-post card */
.post-content blockquote {
  margin: var(--spacing-md) 0;
  padding: var(--spacing-md);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  background: var(--background);
  color: var(--text-color);
  font-size: 0.98rem;
}
.post-content blockquote p { margin: 0; }
.post-content blockquote p + p { margin-top: var(--spacing-sm); }

.post-content ul,
.post-content ol { padding-left: 1.4rem; margin: 0 0 var(--spacing-md); }
.post-content li { margin-bottom: var(--spacing-xs); }
.post-content li::marker { color: var(--text-secondary); }
.post-content code {
  font-family: ui-monospace, 'SF Mono', Menlo, Consolas, monospace;
  font-size: 0.88em;
  background: var(--background-alt);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 0.08em 0.4em;
}
.post-content pre {
  background: var(--background-alt);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: var(--spacing-md);
  overflow-x: auto;
  font-size: 0.86rem;
  line-height: 1.55;
}
.post-content pre code { background: none; border: none; padding: 0; }
.post-content hr {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: var(--spacing-lg) 0;
}

/* ============================================================
   MEDIA MOSAIC  (the Bluesky multi-image layout)
   One rounded container; layout adapts to image count via
   quantity queries — 1 full · 2 split · 3 tall+stack · 4 grid.
   ============================================================ */
.post-attachments {
  margin-top: var(--spacing-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  background: var(--border-color);
}
.post-attachments figure {
  margin: 0;
  position: relative;
  overflow: hidden;
  min-height: 0;
  background: var(--background-alt);
}
.post-attachments figure img,
.post-attachments figure video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* multi-image cells default to a pleasant landscape ratio */
.post-attachments .media-image { aspect-ratio: 3 / 2; }

/* 1 image — full width, natural height, no crop */
.post-attachments .media-image:only-child { grid-column: 1 / -1; aspect-ratio: auto; }
.post-attachments .media-image:only-child img {
  height: auto;
  max-height: 580px;
  object-fit: contain;
  background: var(--background-alt);
}

/* 3 images — first one is tall on the left */
.post-attachments .media-image:first-child:nth-last-child(3) {
  grid-row: span 2;
  aspect-ratio: auto;
}

/* video & audio always span full width */
.post-attachments .media-video { grid-column: 1 / -1; aspect-ratio: 16 / 9; }
.post-attachments .media-audio {
  grid-column: 1 / -1;
  background: var(--background-alt);
  padding: var(--spacing-sm) var(--spacing-md);
}
.post-attachments .media-audio audio { width: 100%; display: block; }

/* captions as a soft scrim, like a social alt badge */
.post-attachments figcaption {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 20px 12px 9px;
  font-size: 0.78rem;
  line-height: 1.35;
  color: #fff;
  background: linear-gradient(transparent, rgba(15, 20, 25, 0.8));
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.post-attachments .media-audio figcaption {
  position: static;
  color: var(--text-secondary);
  background: none;
  padding: var(--spacing-xs) 0 0;
}

/* ============================================================
   TAXONOMY  (pill chips)
   ============================================================ */
.post-taxonomy {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: center;
}
.post-categories,
.post-tags { display: flex; flex-wrap: wrap; gap: var(--spacing-xs); }
.category-pill {
  font-size: 0.84rem;
  font-weight: 600;
  padding: 0.3em 0.85em;
  border-radius: 999px;
  background: var(--accent-color);
  color: #fff;
}
.category-pill:hover { background: var(--link-hover); color: #fff; }
.tag-pill {
  font-size: 0.84rem;
  font-weight: 600;
  padding: 0.3em 0.7em;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-color);
}
.tag-pill:hover { background: #d6e9ff; color: var(--link-hover); }

/* ============================================================
   POST NAV / BACK
   ============================================================ */
.post-nav {
  max-width: var(--max-width);
  margin: 0 auto;
  background: var(--background);
  padding: var(--spacing-md);
}
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-color);
  font-weight: 600;
  font-size: 0.92rem;
}
.back-link:hover { text-decoration: underline; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  background: var(--background);
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-lg) var(--spacing-md) var(--spacing-xl);
}
.site-footer p {
  margin: 0 0 2px;
  font-size: 0.84rem;
  color: var(--text-secondary);
}
.powered-by a { color: var(--accent-color); font-weight: 600; }
.powered-by a:hover { text-decoration: underline; }

/* ============================================================
   DARK MODE  (Bluesky "dim" — deep navy, not pure black)
   ============================================================ */
@media (prefers-color-scheme: dark) {
  :root {
    --primary-color: #e7e9ea;
    --secondary-color: #8b98a5;
    --text-color: #e7e9ea;
    --text-secondary: #8b98a5;
    --background: #16202a;
    --background-alt: #1c2732;
    --border-color: #2d3b48;
    --link-color: #4a99e9;
    --link-hover: #6cb0f0;
    --accent-color: #4a99e9;
    --accent-soft: #1a2c40;
  }
  body { background: #0d141b; }
  .post-content blockquote { background: var(--background-alt); }
  .category-pill { color: #fff; }
  .post-attachments figcaption { background: linear-gradient(transparent, rgba(0, 0, 0, 0.85)); }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  body { font-size: 15px; }
  .site-header .container::before { height: 120px; }
  .site-header .container::after { top: 80px; width: 72px; height: 72px; }
  .site-title { margin-top: 44px; font-size: 1.35rem; }
  .post-title { font-size: 1.3rem; }
  .post-content { font-size: 1.02rem; }
}
/* lists + code blocks (shared across themes) */
.post-content ul, .post-content ol { margin: 1em 0; padding-left: 1.6em; }
.post-content li { margin: 0.3em 0; }
.post-content li > ul, .post-content li > ol { margin: 0.3em 0; }
.post-content pre {
    margin: 1.2em 0;
    padding: 1em 1.2em;
    background: rgba(127, 127, 127, 0.12);
    border-radius: 6px;
    overflow-x: auto;
    font-size: 0.9em;
    line-height: 1.5;
}
.post-content pre code {
    font-family: ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas, monospace;
    white-space: pre;
    background: none;
    padding: 0;
}

/* user profile images */
:root {
  --banner-bg: url("media/banner-62010BCB-36FA-4584-AD86-2FE8DE58BB26.jpg") center / cover no-repeat;
}