/* ==========================================================================
   Digital Garden — Dark Academia
   A moody, candlelit, old-bookstore aesthetic
   ========================================================================== */

/* --- Tokens --- */
/* Palette: Emerald jewel tones on black */
:root {
  --color-bg:        #0a0c0a;
  --color-surface:   #0f1610;
  --color-surface-2: #152018;
  --color-border:    #1a3a24;
  --color-text:      #d4e6d8;
  --color-text-dim:  #8aaa90;
  --color-heading:   #d4e6d8;
  --color-accent:    #1e5438;
  --color-accent-dim:#163d2a;
  --color-link:      #286b45;
  --color-link-hover:#35875a;
  --color-tag-bg:    #1a3a24;
  --color-tag-text:  #d4e6d8;
  --color-code-bg:   #0f1610;
  --color-danger:    #1f5434;
  --color-danger-dim:#1a3a24;

  --font-serif:  'Playfair Display', 'Georgia', serif;
  --font-sans:   'Source Sans 3', 'Segoe UI', sans-serif;
  --font-mono:   'JetBrains Mono', 'Menlo', monospace;

  --width-content: 42rem;
  --width-wide:    60rem;
  --space-xs:  0.25rem;
  --space-sm:  0.5rem;
  --space-md:  1rem;
  --space-lg:  2rem;
  --space-xl:  3rem;
  --space-2xl: 5rem;
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 18px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Subtle texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg width='200' height='200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  z-index: 9999;
}

/* --- Utility --- */
.container {
  width: 100%;
  max-width: var(--width-content);
  margin-inline: auto;
  padding-inline: var(--space-lg);
}

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--color-danger);
  font-weight: 700;
  line-height: 1.25;
}

h1 { font-size: 2rem; margin-bottom: var(--space-md); }
h2 { font-size: 1.4rem; margin-top: var(--space-xl); margin-bottom: var(--space-sm); }
h3 { font-size: 1.15rem; margin-top: var(--space-lg); margin-bottom: var(--space-sm); }

a {
  color: var(--color-link);
  text-decoration: underline;
  text-decoration-color: var(--color-accent-dim);
  text-underline-offset: 0.2em;
  transition: color 0.2s, text-decoration-color 0.2s;
}

a:hover {
  color: var(--color-link-hover);
  text-decoration-color: var(--color-link-hover);
}

/* --- Icons (inline SVG) --- */
.icon {
  display: inline-block;
  vertical-align: -0.15em;
  flex-shrink: 0;
}

.content-icon {
  display: inline-block;
  vertical-align: -0.15em;
  margin-right: 0.25em;
  color: var(--color-danger);
  flex-shrink: 0;
}

/* --- Navigation --- */
.site-header {
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-md);
  max-width: var(--width-wide);
}

.nav-brand {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-danger);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.nav-brand:hover { color: var(--color-danger-dim); }

.nav-links {
  display: flex;
  gap: var(--space-lg);
  list-style: none;
}

.nav-links a {
  color: var(--color-text-dim);
  text-decoration: none;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  text-transform: lowercase;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--color-accent);
}

.search-toggle {
  cursor: pointer;
  font-size: 1.2rem;
  color: var(--color-text-dim);
  transition: color 0.2s;
  user-select: none;
}

.search-toggle:hover { color: var(--color-accent); }

/* --- Search Bar --- */
.search-bar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding-block: var(--space-md);
}

.search-bar[hidden] { display: none; }

#search-input {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: 0.95rem;
}

#search-input::placeholder { color: var(--color-text-dim); }
#search-input:focus { outline: 1px solid var(--color-accent); border-color: var(--color-accent); }

#search-results {
  list-style: none;
  margin-top: var(--space-sm);
}

#search-results li { padding: var(--space-xs) 0; }
#search-results a { font-size: 0.9rem; }

/* --- Main Content --- */
main {
  flex: 1;
  padding-block: var(--space-2xl);
}

/* --- Prose (body text) --- */
.prose p        { margin-bottom: var(--space-md); }
.prose ul,
.prose ol       { margin-bottom: var(--space-md); padding-left: var(--space-lg); }
.prose li       { margin-bottom: var(--space-xs); }
.prose blockquote {
  border-left: 3px solid var(--color-accent-dim);
  padding-left: var(--space-md);
  color: var(--color-text-dim);
  font-style: italic;
  margin-bottom: var(--space-md);
}
.prose code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--color-code-bg);
  padding: 0.15em 0.4em;
  border-radius: 3px;
}
.prose pre {
  background: var(--color-code-bg);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: var(--space-md);
  overflow-x: auto;
  margin-bottom: var(--space-md);
}
.prose pre code { background: none; padding: 0; }
.prose hr {
  border: none;
  border-top: 1px solid var(--color-danger-dim);
  margin-block: var(--space-xl);
}
.prose img { max-width: 100%; border-radius: 4px; }

/* --- Now Page --- */
.now-page { }
.now-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 700;
  color: var(--color-danger);
  font-size: 1.05rem;
  margin-bottom: var(--space-xl);
}

/* --- Recent Feed --- */
.recent-feed { }

.recent-card {
  border-bottom: 1px solid var(--color-danger-dim);
  padding-block: var(--space-lg);
}

.recent-card a {
  text-decoration: none;
  display: block;
}

.recent-card-header {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  margin-bottom: var(--space-xs);
}

.recent-card-header h2 {
  font-size: 1.15rem;
  margin: 0;
  transition: color 0.2s;
}

.recent-card a:hover h2 {
  color: var(--color-link);
}

.recent-card-type {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-dim);
  background: var(--color-surface-2);
  padding: 0.1em 0.5em;
  border-radius: 999px;
  flex-shrink: 0;
}

.recent-card time {
  font-size: 0.8rem;
  color: var(--color-text-dim);
}

.recent-card-summary {
  margin-top: var(--space-xs);
  font-size: 0.9rem;
  color: var(--color-text);
  line-height: 1.5;
}

/* --- Note --- */
.note-header { margin-bottom: var(--space-xl); }
.note-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: var(--space-sm);
}
.note-meta time {
  font-size: 0.85rem;
  color: var(--color-text-dim);
}
.note-summary {
  font-style: italic;
  color: var(--color-text-dim);
  margin-top: var(--space-sm);
}

/* --- Tags --- */
.tag-list {
  display: flex;
  gap: var(--space-xs);
  list-style: none;
  flex-wrap: wrap;
  padding-top: 1em;
}
.tag {
  font-size: 0.75rem;
  background: var(--color-accent-dim);
  color: var(--color-text);
  padding: 0.2em 0.75em;
  border-radius: 999px;
  letter-spacing: 0.03em;
}

/* --- Garden Stream --- */
.garden-stream { }
.garden-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 700;
  color: var(--color-danger);
  margin-bottom: var(--space-xl);
}

.garden-card {
  border-bottom: 1px solid var(--color-danger-dim);
  padding-block: var(--space-lg);
}

.garden-card a {
  text-decoration: none;
  display: block;
}

.garden-card a:hover h2 {
  color: var(--color-accent);
}

.garden-card h2 {
  font-size: 1.15rem;
  margin-bottom: var(--space-xs);
  color: var(--color-danger);
  transition: color 0.2s;
}

.garden-card time {
  font-size: 0.8rem;
  color: var(--color-text-dim);
}

.garden-card p {
  margin-top: var(--space-xs);
  font-size: 0.9rem;
  color: var(--color-text-dim);
}

.empty-state {
  color: var(--color-text-dim);
  font-style: italic;
}

/* --- Collection --- */
.collection-header { margin-bottom: var(--space-xl); }
.collection-summary {
  font-style: italic;
  color: var(--color-danger);
}

/* --- Backlinks --- */
.backlinks {
  margin-top: var(--space-2xl);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-danger-dim);
}

.backlinks h2 {
  font-size: 0.95rem;
  text-transform: lowercase;
  letter-spacing: 0.05em;
  color: var(--color-text-dim);
  margin-bottom: var(--space-sm);
  margin-top: 0;
}

.backlinks ul { list-style: none; }
.backlinks li { margin-bottom: var(--space-xs); }
.backlinks a { font-size: 0.9rem; }

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-lg);
  margin-top: auto;
}

.site-footer p {
  font-size: 0.8rem;
  color: var(--color-text-dim);
  text-align: center;
}

.site-footer a { color: var(--color-text-dim); }
.site-footer a:hover { color: var(--color-accent); }

/* --- Responsive --- */
@media (max-width: 640px) {
  html { font-size: 16px; }
  h1 { font-size: 1.6rem; }
  .nav { padding-block: var(--space-sm); }
  .nav-links { gap: var(--space-md); }
  main { padding-block: var(--space-xl); }
}