/* =========================================================
   ChrysoKit Blog - Shared layout (sidebar + main)
   Loaded by both blog-main.html and every post page
   ========================================================= */

:root {
  /* Theme-aware blog colors (independent of user's --clr-* vars) */
  --blog-text:         #1a1a1a;
  --blog-text-strong:  #0d0d0d;
  --blog-muted:        #52463a;
  --blog-muted-strong: #3a322a;
  --blog-card-bg:      #ffffff;
  --blog-bg-soft:      #faf6ee;
  --blog-border:       #d8cfc1;
  --blog-border-soft:  #ebe2d4;
  --blog-bg:           #f5efe6;

  /* Per-category accent (single solid tone) */
  --cat-announcements-c: #B8743F;
  --cat-tutorials-c:     #5C7A52;
  --cat-security-c:      #A04545;
  --cat-productivity-c:  #A86F22;
  --cat-tips-c:          #4F6280;
  --cat-updates-c:       #6F5345;

  /* Tinted backgrounds derived from each accent */
  --cat-announcements-bg: #F4E5D3;
  --cat-tutorials-bg:     #E2EBDD;
  --cat-security-bg:      #F0DADA;
  --cat-productivity-bg:  #F2E0C4;
  --cat-tips-bg:          #DCE2EC;
  --cat-updates-bg:       #E5DAD2;

  --blog-radius-lg: 12px;
  --blog-radius-md: 10px;
  --blog-radius-sm: 6px;

  --sidebar-w: 286px;
  --sidebar-gap: 2.4rem;
  --header-h: 72px;
}

[data-theme="dark"] {
  --blog-text:         #f0e6d6;
  --blog-text-strong:  #fbf3e3;
  --blog-muted:        #a89c8c;
  --blog-muted-strong: #cfc4b3;
  --blog-card-bg:      #1f1812;
  --blog-bg-soft:      #181310;
  --blog-border:       #3a2f25;
  --blog-border-soft:  #2a2218;
  --blog-bg:           #14100c;

  --cat-announcements-c: #E0A06A;
  --cat-tutorials-c:     #9BC28A;
  --cat-security-c:      #E08A8A;
  --cat-productivity-c:  #E0B378;
  --cat-tips-c:          #8AA0C2;
  --cat-updates-c:       #B89888;

  --cat-announcements-bg: #2a1f15;
  --cat-tutorials-bg:     #1f2a1c;
  --cat-security-bg:      #2a1818;
  --cat-productivity-bg:  #2a1f10;
  --cat-tips-bg:          #1c2230;
  --cat-updates-bg:       #251c14;
}

/* =========================================================
   PAGE LAYOUT (2-column with sidebar)
   ========================================================= */
.blog-layout {
  display: grid;
  grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
  gap: var(--sidebar-gap);
  align-items: start;
  padding: 2rem 0 3rem;
  position: relative;
}

.blog-content {
  min-width: 0;
  padding-top: .25rem;
}

/* =========================================================
   SIDEBAR
   ========================================================= */
.blog-sidebar {
  position: sticky;
  top: calc(var(--header-h) + 12px);
  align-self: start;
  max-height: calc(100vh - var(--header-h) - 24px);
  overflow-y: auto;
  overflow-x: hidden;
  padding: 1.4rem 1.1rem 1.4rem 0;
  border-right: 1px solid var(--blog-border-soft);
  scrollbar-width: thin;
  scrollbar-color: var(--blog-border) transparent;
}
.blog-sidebar::-webkit-scrollbar { width: 6px; }
.blog-sidebar::-webkit-scrollbar-track { background: transparent; }
.blog-sidebar::-webkit-scrollbar-thumb {
  background: var(--blog-border);
  border-radius: 3px;
}

.sidebar-inner { display: flex; flex-direction: column; gap: 1.6rem; }

/* Sidebar search */
.sidebar-search {
  position: relative;
}
.sidebar-search input {
  width: 100%;
  font: inherit;
  font-size: .9rem;
  padding: .55rem .7rem .55rem 2.2rem;
  border-radius: 8px;
  border: 1px solid var(--blog-border);
  background: var(--blog-card-bg);
  color: var(--blog-text);
  transition: border-color .15s, box-shadow .15s;
  outline: none;
}
.sidebar-search input::placeholder { color: var(--blog-muted); opacity: .85; }
.sidebar-search input:focus {
  border-color: var(--clr-accent, #D4A373);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--clr-accent, #D4A373) 18%, transparent);
}
.sidebar-search-icon {
  position: absolute;
  left: .65rem;
  top: 50%;
  transform: translateY(-50%);
  width: 16px; height: 16px;
  color: var(--blog-muted);
  pointer-events: none;
}

/* Sidebar sections */
.sidebar-section { display: flex; flex-direction: column; gap: .55rem; }
.sidebar-section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}
.sidebar-section-title {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--blog-muted);
  margin: 0;
}
.sidebar-count {
  font-size: .72rem;
  font-weight: 600;
  color: var(--blog-muted);
  background: var(--blog-bg-soft);
  border: 1px solid var(--blog-border-soft);
  padding: .1rem .45rem;
  border-radius: 999px;
}

/* Categories */
.sidebar-categories {
  display: flex;
  flex-direction: column;
  gap: .25rem;
}
.sidebar-cat {
  font: inherit;
  font-size: .87rem;
  font-weight: 500;
  text-align: left;
  padding: .45rem .65rem;
  border-radius: 6px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--blog-muted-strong);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .5rem;
  transition: background .15s, color .15s, border-color .15s;
}
.sidebar-cat:hover {
  background: var(--blog-bg-soft);
  color: var(--blog-text);
}
.sidebar-cat.active {
  background: color-mix(in srgb, var(--clr-accent, #D4A373) 12%, var(--blog-card-bg));
  color: var(--clr-accent, #D4A373);
  border-color: color-mix(in srgb, var(--clr-accent, #D4A373) 30%, transparent);
  font-weight: 600;
}
[data-theme="dark"] .sidebar-cat.active { color: #f4d4ad; }
.sidebar-cat-count {
  font-size: .72rem;
  font-weight: 600;
  color: var(--blog-muted);
}
.sidebar-cat.active .sidebar-cat-count { color: inherit; opacity: .8; }

/* Post list */
.sidebar-posts {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: .15rem;
}
.sidebar-post a {
  display: flex;
  flex-direction: column;
  gap: .2rem;
  padding: .55rem .75rem .6rem;
  border-radius: 6px;
  text-decoration: none;
  color: inherit;
  border-left: 2px solid transparent;
  margin-left: -2px;
  transition: background .15s, border-color .15s;
}
.sidebar-post a:hover {
  background: var(--blog-bg-soft);
}
.sidebar-post.active a {
  background: color-mix(in srgb, var(--clr-accent, #D4A373) 10%, var(--blog-card-bg));
  border-left-color: var(--clr-accent, #D4A373);
}
.sidebar-post-title {
  font-size: .89rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--blog-text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.sidebar-post.active .sidebar-post-title { color: var(--clr-accent, #B8743F); }
[data-theme="dark"] .sidebar-post.active .sidebar-post-title { color: #f4d4ad; }
.sidebar-post-meta {
  font-size: .72rem;
  color: var(--blog-muted);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: .35rem;
  flex-wrap: wrap;
}
.sidebar-post-cat {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
}
.sidebar-post-cat::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cat-announcements-c);
  flex-shrink: 0;
}
.sidebar-post.cat-announcements .sidebar-post-cat::before { background: var(--cat-announcements-c); }
.sidebar-post.cat-tutorials    .sidebar-post-cat::before { background: var(--cat-tutorials-c); }
.sidebar-post.cat-security     .sidebar-post-cat::before { background: var(--cat-security-c); }
.sidebar-post.cat-productivity .sidebar-post-cat::before { background: var(--cat-productivity-c); }
.sidebar-post.cat-tips         .sidebar-post-cat::before { background: var(--cat-tips-c); }
.sidebar-post.cat-updates      .sidebar-post-cat::before { background: var(--cat-updates-c); }

.sidebar-empty {
  font-size: .82rem;
  color: var(--blog-muted);
  font-style: italic;
  margin: .5rem 0 0;
  padding: 0 .5rem;
}

/* =========================================================
   MOBILE SIDEBAR (drawer)
   ========================================================= */
.sidebar-toggle {
  display: none;
  align-items: center;
  gap: .5rem;
  font: inherit;
  font-size: .9rem;
  font-weight: 600;
  padding: .55rem 1rem;
  border-radius: 8px;
  border: 1px solid var(--blog-border);
  background: var(--blog-card-bg);
  color: var(--blog-text);
  cursor: pointer;
  margin: 1rem 0 0;
}
.sidebar-toggle:hover {
  border-color: var(--clr-accent, #D4A373);
  color: var(--clr-accent, #D4A373);
}
.sidebar-toggle svg { width: 16px; height: 16px; }

.sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.4);
  z-index: 90;
  opacity: 0;
  transition: opacity .25s;
}
.sidebar-overlay.show {
  display: block;
  opacity: 1;
}

.sidebar-close {
  display: none;
  position: absolute;
  top: .8rem;
  right: .8rem;
  width: 36px; height: 36px;
  border: 0;
  background: transparent;
  color: var(--blog-muted);
  border-radius: 6px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.sidebar-close svg { width: 18px; height: 18px; }
.sidebar-close:hover { background: var(--blog-bg-soft); color: var(--blog-text); }

@media (max-width: 960px) {
  .blog-layout {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .sidebar-toggle { display: inline-flex; }
  .sidebar-close { display: inline-flex; }

  .blog-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    height: 100dvh;
    width: min(86vw, 340px);
    max-height: 100vh;
    max-height: 100dvh;
    background: var(--blog-card-bg);
    border-right: 1px solid var(--blog-border);
    padding: 3.5rem 1.2rem 1.5rem;
    z-index: 100;
    transform: translateX(-100%);
    transition: transform .28s cubic-bezier(.4,0,.2,1);
    box-shadow: 0 0 40px rgba(0,0,0,.18);
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
  }
  .blog-sidebar.open { transform: translateX(0); }
}

/* =========================================================
   AD SLOT (shared)
   ========================================================= */
.ad-slot {
  margin: 2rem auto;
  min-height: 90px;
}
.ad-slot ins.adsbygoogle {
  display: block;
  background: var(--blog-bg-soft);
  border: 1px dashed var(--blog-border);
  border-radius: 8px;
  min-height: 90px;
}