/* ==========================================================
   Blog Post Layout — divyaakula.com
   Drop into: assets/css/post.css
   ========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,700;0,800;1,400&family=DM+Sans:ital,wght@0,400;0,500;0,600;1,400&family=JetBrains+Mono:wght@400;500&display=swap');

/* --- CSS Variables (light mode defaults) — warm gold palette --- */
:root {
  --post-font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --post-font-heading: 'Playfair Display', Georgia, serif;
  --post-font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --post-accent: #b8922e;
  --post-accent-light: #fdf8ef;
  --post-accent-dark: #8a6d1f;

  --post-bg: #fdfcfa;
  --post-bg-secondary: #faf8f5;
  --post-text: #1a1714;
  --post-text-secondary: #3d3830;
  --post-text-tertiary: #9c9488;
  --post-border: #e5e0d8;
  --post-border-hover: #d4cfc6;

  --post-code-bg: #faf8f5;
  --post-code-border: #f2efe9;

  --post-callout-bg: rgba(253, 248, 239, 0.5);

  --post-err-bg: #FCEBEB;
  --post-err-text: #791F1F;

  --post-pill-copilot-bg: #f9edcf;
  --post-pill-copilot-text: #8a6d1f;
  --post-pill-teams-bg: #E6F1FB;
  --post-pill-teams-text: #0C447C;
  --post-pill-azure-bg: #E1F5EE;
  --post-pill-azure-text: #085041;
  --post-pill-m365-bg: #FAEEDA;
  --post-pill-m365-text: #633806;
  --post-pill-rai-bg: #FBEAF0;
  --post-pill-rai-text: #72243E;

  --post-radius: 8px;
  --post-radius-lg: 12px;
}

/* --- Dark mode --- */
[data-theme="dark"],
.dark-mode {
  --post-bg: #131110;
  --post-bg-secondary: #1a1816;
  --post-text: #f0ece6;
  --post-text-secondary: #c9c3b8;
  --post-text-tertiary: #7a7268;
  --post-border: rgba(255, 255, 255, 0.1);
  --post-border-hover: rgba(255, 255, 255, 0.2);

  --post-accent: #e0b84e;
  --post-accent-light: #2a2210;
  --post-accent-dark: #f9edcf;

  --post-code-bg: #1e1c19;
  --post-code-border: rgba(255, 255, 255, 0.08);

  --post-callout-bg: rgba(42, 34, 16, 0.5);

  --post-err-bg: #501313;
  --post-err-text: #F7C1C1;

  --post-pill-copilot-bg: #2a2210;
  --post-pill-copilot-text: #f9edcf;
  --post-pill-teams-bg: #042C53;
  --post-pill-teams-text: #B5D4F4;
  --post-pill-azure-bg: #04342C;
  --post-pill-azure-text: #9FE1CB;
  --post-pill-m365-bg: #412402;
  --post-pill-m365-text: #FAC775;
  --post-pill-rai-bg: #4B1528;
  --post-pill-rai-text: #F4C0D1;
}

/* --- Reading progress bar --- */
.post-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--post-border);
  z-index: 1000;
}
.post-progress__fill {
  height: 100%;
  width: 0%;
  background: var(--post-accent);
  border-radius: 0 2px 2px 0;
  transition: width 0.15s ease-out;
}

/* --- Override hero title to match post heading font --- */
.post-header-container .title,
.post-header .title {
  font-family: var(--post-font-heading) !important;
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* --- Post wrapper --- */
.post-article {
  max-width: 720px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
  font-family: var(--post-font-body);
  color: var(--post-text);
  line-height: 1.7;
}

/* --- Meta row (pills + date) --- */
.post-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}
.post-article .post-meta__pill {
  display: inline-block !important;
  font-size: 12px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 999px;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: opacity 0.15s;
  /* Default pill styling — overridden by category-specific rules below */
  background-color: var(--post-pill-copilot-bg) !important;
  color: var(--post-pill-copilot-text) !important;
}
.post-meta__pill:hover { opacity: 0.8; }

/* Named category pills — support both slugified (copilotstudio) and hyphenated (copilot-studio) */
.post-meta__pill--copilot-studio,
.post-meta__pill--copilotstudio  { background: var(--post-pill-copilot-bg); color: var(--post-pill-copilot-text); }
.post-meta__pill--teams          { background: var(--post-pill-teams-bg);   color: var(--post-pill-teams-text);   }
.post-meta__pill--azure,
.post-meta__pill--azureai,
.post-meta__pill--azure-ai       { background: var(--post-pill-azure-bg);   color: var(--post-pill-azure-text);   }
.post-meta__pill--m365           { background: var(--post-pill-m365-bg);    color: var(--post-pill-m365-text);    }
.post-meta__pill--responsible-ai,
.post-meta__pill--responsibleai  { background: var(--post-pill-rai-bg);     color: var(--post-pill-rai-text);     }


.post-meta__date {
  font-size: 13px;
  color: var(--post-text-tertiary);
  margin-left: auto;
}
.post-meta__reading-time {
  font-size: 13px;
  color: var(--post-text-tertiary);
}
.post-meta__reading-time::before {
  content: "·";
  margin-right: 6px;
}

/* --- Title + subtitle --- */
.post-title {
  font-family: var(--post-font-heading);
  font-size: clamp(24px, 4vw, 32px);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--post-text);
  margin-bottom: 0.75rem;
}
.post-subtitle {
  font-size: 16px;
  line-height: 1.6;
  color: var(--post-text-secondary);
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 0.5px solid var(--post-border);
}

/* --- Table of contents --- */
.post-toc {
  background: var(--post-bg-secondary);
  border-radius: var(--post-radius-lg);
  padding: 1rem 1.25rem;
  margin-bottom: 2.5rem;
}
.post-toc__label {
  font-size: 12px;
  font-weight: 500;
  color: var(--post-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}
.post-toc__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.post-toc__list li a {
  display: block;
  font-size: 13px;
  color: var(--post-text-secondary);
  text-decoration: none;
  padding: 2px 0 2px 12px;
  border-left: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.post-toc__list li a:hover,
.post-toc__list li a.active {
  color: var(--post-accent);
  border-left-color: var(--post-accent);
}

/* --- Section numbering --- */
.post-section-num {
  font-family: var(--post-font-heading);
  font-size: 13px;
  font-weight: 600;
  color: var(--post-accent);
  display: block;
  margin-bottom: 4px;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 0.5px solid var(--post-border);
  letter-spacing: 0.02em;
}
/* First section number shouldn't have a top border */
.post-section-num:first-of-type,
.post-toc + .post-section-num,
.post-subtitle + .post-section-num {
  border-top: none;
  margin-top: 0;
  padding-top: 0;
}

/* --- Headings (h2, h3) --- */
.post-article h2 {
  font-family: var(--post-font-heading);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--post-text);
  margin-bottom: 1.25rem;
  scroll-margin-top: 1.5rem;
}
.post-article h3 {
  font-family: var(--post-font-body);
  font-size: 17px;
  font-weight: 600;
  color: var(--post-text);
  margin-top: 2rem;
  margin-bottom: 0.625rem;
  padding-bottom: 0.375rem;
  border-bottom: 1px solid var(--post-border);
}
.post-article h4 {
  font-family: var(--post-font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--post-text);
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

/* --- Body text --- */
.post-article p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--post-text-secondary);
  margin-bottom: 1.25rem;
}

/* --- Inline code --- */
.post-article code:not(pre code) {
  font-family: var(--post-font-mono);
  font-size: 13px;
  background: var(--post-code-bg);
  border: 0.5px solid var(--post-code-border);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--post-text);
}

/* --- Code blocks (custom .post-code-block + Jekyll .highlight) --- */
.post-code-block,
.post-article .highlight,
.post-article div.highlight {
  position: relative;
  background: var(--post-code-bg);
  border: 0.5px solid var(--post-code-border);
  border-radius: var(--post-radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1.25rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.post-code-block__label {
  position: absolute;
  top: 8px;
  right: 10px;
  font-size: 11px;
  color: var(--post-text-tertiary);
  font-family: var(--post-font-body);
  letter-spacing: 0.02em;
  pointer-events: none;
}
.post-code-block pre,
.post-article .highlight pre {
  margin: 0;
  padding: 0;
  background: transparent;
}
.post-code-block code,
.post-article .highlight code,
.post-article pre code {
  font-family: var(--post-font-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--post-text);
  background: transparent;
  border: none;
  padding: 0;
}

/* Syntax tokens */
.token-keyword  { color: var(--post-accent); }
.token-string   { color: #1D9E75; }
.token-comment  { color: var(--post-text-tertiary); font-style: italic; }
.token-error    { color: #E24B4A; }
.token-function { color: #D85A30; }

[data-theme="dark"] .token-string,
.dark-mode .token-string { color: #5DCAA5; }
[data-theme="dark"] .token-error,
.dark-mode .token-error { color: #F09595; }
[data-theme="dark"] .token-function,
.dark-mode .token-function { color: #F0997B; }

/* --- Tables (supports both .post-table and plain markdown tables) --- */
.post-table,
.post-article table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
  border-radius: var(--post-radius);
  overflow: hidden;
  border: 0.5px solid var(--post-code-border);
  font-size: 14px;
}
.post-table th,
.post-article table th {
  background: var(--post-accent-light);
  font-size: 13px;
  font-weight: 600;
  text-align: left;
  padding: 10px 16px;
  color: var(--post-accent-dark);
  border-bottom: 1.5px solid var(--post-accent);
  letter-spacing: 0.01em;
}
.post-table td,
.post-article table td {
  font-size: 14px;
  padding: 10px 16px;
  color: var(--post-text-secondary);
  border-bottom: 0.5px solid var(--post-border);
  line-height: 1.6;
}
.post-table tr:last-child td,
.post-article table tr:last-child td {
  border-bottom: none;
}
/* Subtle zebra striping */
.post-table tbody tr:nth-child(even),
.post-article table tbody tr:nth-child(even) {
  background: var(--post-bg-secondary);
}

/* --- Callout / tip box --- */
.post-callout {
  border-left: 3px solid var(--post-accent);
  background: var(--post-callout-bg);
  padding: 0.875rem 1rem;
  border-radius: 0 var(--post-radius) var(--post-radius) 0;
  margin-bottom: 1.25rem;
}
.post-callout__label {
  font-size: 12px;
  font-weight: 500;
  color: var(--post-accent);
  margin-bottom: 4px;
}
.post-callout__text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--post-text-secondary);
  margin: 0;
}
/* Callout variants */
.post-callout--warning {
  border-left-color: #BA7517;
  background: rgba(250, 238, 218, 0.25);
}
.post-callout--warning .post-callout__label { color: #BA7517; }
[data-theme="dark"] .post-callout--warning,
.dark-mode .post-callout--warning {
  border-left-color: #FAC775;
  background: rgba(65, 36, 2, 0.3);
}
[data-theme="dark"] .post-callout--warning .post-callout__label,
.dark-mode .post-callout--warning .post-callout__label { color: #FAC775; }

.post-callout--danger {
  border-left-color: #A32D2D;
  background: rgba(252, 235, 235, 0.25);
}
.post-callout--danger .post-callout__label { color: #A32D2D; }
[data-theme="dark"] .post-callout--danger,
.dark-mode .post-callout--danger {
  border-left-color: #F09595;
  background: rgba(80, 19, 19, 0.3);
}
[data-theme="dark"] .post-callout--danger .post-callout__label,
.dark-mode .post-callout--danger .post-callout__label { color: #F09595; }

/* --- Numbered steps --- */
.post-steps {
  list-style: none;
  padding: 0;
  margin: 0 0 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.post-steps li {
  font-size: 14px;
  line-height: 1.6;
  color: var(--post-text-secondary);
  padding-left: 32px;
  position: relative;
}
.post-steps li::before {
  content: attr(data-step);
  position: absolute;
  left: 0;
  top: 1px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--post-accent-light);
  color: var(--post-accent);
  font-size: 11px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* --- Error badge --- */
.post-error-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: 4px;
  background: var(--post-err-bg);
  color: var(--post-err-text);
  font-family: var(--post-font-mono);
  margin-bottom: 0.5rem;
}

/* --- Section divider --- */
.post-article hr {
  border: none;
  border-top: 0.5px solid var(--post-border);
  margin: 2.5rem 0;
}

/* --- Ordered / unordered lists --- */
.post-article ol,
.post-article ul {
  padding-left: 1.5rem;
  margin-bottom: 1.25rem;
}
.post-article li {
  font-size: 15px;
  line-height: 1.75;
  color: var(--post-text-secondary);
  margin-bottom: 0.35rem;
}
.post-article li strong {
  color: var(--post-text);
  font-weight: 600;
}

/* --- Blockquote --- */
.post-article blockquote {
  border-left: 3px solid var(--post-accent);
  background: var(--post-callout-bg);
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
  border-radius: 0 var(--post-radius) var(--post-radius) 0;
  font-family: var(--post-font-heading);
  font-style: italic;
  font-size: 17px;
  line-height: 1.6;
  color: var(--post-text-secondary);
}
.post-article blockquote p {
  margin-bottom: 0;
  font-size: inherit;
  line-height: inherit;
  color: inherit;
  font-family: inherit;
}

/* --- Images --- */
.post-article img {
  max-width: 100%;
  height: auto;
  border-radius: var(--post-radius);
  margin-bottom: 1.25rem;
}
/* Wide images — only applied via JS to images wider than the article column */
.post-article img.post-img--wide {
  max-width: min(900px, 90vw);
  width: min(900px, 90vw);
  margin-left: calc(50% - min(450px, 45vw));
  border-radius: var(--post-radius);
}
.post-article figure {
  margin: 0 0 1.5rem;
}
.post-article figcaption {
  font-size: 13px;
  color: var(--post-text-tertiary);
  text-align: center;
  margin-top: 0.5rem;
}

/* --- Author card (optional, end of post) --- */
.post-author {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 1.25rem;
  background: var(--post-bg-secondary);
  border-radius: var(--post-radius-lg);
  margin-top: 3rem;
}
.post-author__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.post-author__name {
  font-weight: 500;
  font-size: 15px;
  color: var(--post-text);
  margin-bottom: 2px;
}
.post-author__bio {
  font-size: 13px;
  color: var(--post-text-secondary);
  line-height: 1.5;
}

/* --- Comments heading — match post font system --- */
.comments-title,
.wrapper h2 {
  font-family: var(--post-font-heading);
  color: var(--post-text);
}

/* --- Bold text in paragraphs --- */
.post-article p strong {
  color: var(--post-text);
  font-weight: 600;
}

/* --- Links inside post content --- */
.post-article a {
  color: var(--post-accent);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-color: var(--post-accent-light);
  transition: text-decoration-color 0.15s;
}
.post-article a:hover {
  text-decoration-color: var(--post-accent);
}

/* --- Section divider between content and post-section-num --- */
#postContent > .post-section-num {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 0.5px solid var(--post-border);
}
#postContent > .post-section-num:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

/* --- Responsive --- */
@media (max-width: 600px) {
  .post-article {
    padding: 1.5rem 1rem 3rem;
  }
  .post-title {
    font-size: 24px;
  }
  .post-meta__date {
    margin-left: 0;
    width: 100%;
    margin-top: 4px;
  }
  .post-article h3 {
    font-size: 16px;
  }
}