/* blog.css — AgentsPop Blog shared stylesheet
   Inherits all CSS variables from index.html context.
   Standalone pages define the same :root variables below. */

:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #22263a;
  --border: #2e3348;
  --accent: #6c63ff;
  --accent2: #ff6584;
  --green: #43e97b;
  --yellow: #f7971e;
  --text: #e8eaf0;
  --muted: #7c8299;
  --radius: 12px;
  --ai-accent: #e040fb;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.7;
}

/* ── Navigation bar ─────────────────────────────────────────────── */
.blog-nav {
  border-bottom: 1px solid var(--border);
  padding: 14px 32px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 100;
}

.blog-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.15s;
}

.blog-nav a:hover { color: var(--text); }
.blog-nav a.home { color: var(--accent); }
.blog-nav a.home:hover { color: var(--text); }

.blog-nav .nav-sep {
  color: var(--border);
  font-size: 0.82rem;
}

.blog-nav .blog-brand {
  margin-left: auto;
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── Hero block ─────────────────────────────────────────────────── */
.blog-hero {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 48px 32px 40px;
  max-width: 860px;
  margin: 0 auto;
}

.blog-hero-group {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--muted);
  margin-bottom: 10px;
}

.blog-hero-label {
  font-size: 1.05rem;
  color: var(--muted);
  margin-bottom: 8px;
}

.blog-hero-value {
  font-size: 3.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--accent);
  margin-bottom: 14px;
}

.blog-hero-value.green { color: var(--green); }
.blog-hero-value.red   { color: var(--accent2); }
.blog-hero-value.yellow{ color: var(--yellow); }
.blog-hero-value.purple{ color: var(--ai-accent); }

.blog-hero-meta {
  font-size: 0.78rem;
  color: var(--muted);
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}

.blog-hero-meta a {
  color: var(--muted);
  text-decoration: underline;
}

.blog-hero-meta a:hover { color: var(--text); }

.blog-hero-desc {
  margin-top: 20px;
  font-size: 1.05rem;
  color: var(--text);
  max-width: 720px;
  line-height: 1.65;
}

/* ── Share row & trigger button ─────────────────────────────────── */
.share-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}

.share-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--muted);
  transition: border-color 0.15s, color 0.15s, background 0.15s;
  font-family: inherit;
}

.share-btn:hover { border-color: var(--accent); color: var(--accent); }

@media (max-width: 640px) {
  .share-row { gap: 8px; }
  .share-btn  { padding: 5px 12px; }
}

/* ── Share popup ─────────────────────────────────────────────────── */
.share-popup {
  position: fixed; z-index: 9999;
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: 12px; padding: 18px;
  width: 320px; box-shadow: 0 8px 40px rgba(0,0,0,0.7);
}
.share-popup-title {
  font-size: 0.82rem; font-weight: 600; margin-bottom: 12px;
  padding-right: 20px;
}
.share-social-btns {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 8px; margin-bottom: 12px;
}
.share-social-btn {
  display: flex; align-items: center; justify-content: center;
  border: none; border-radius: 50%;
  width: 44px; height: 44px; margin: 0 auto;
  cursor: pointer; text-decoration: none; transition: opacity 0.15s;
  flex-shrink: 0;
}
.share-social-btn:hover { opacity: 0.82; }
.share-x-btn    { background: #000;     color: #fff; }
.share-li-btn   { background: #0077B5;  color: #fff; }
.share-fb-btn   { background: #1877F2;  color: #fff; }
.share-pin-btn  { background: #E60023;  color: #fff; }
.share-rd-btn   { background: #FF4500;  color: #fff; }
.share-tg-btn   { background: #26A5E4;  color: #fff; }
.share-tb-btn   { background: #35465C;  color: #fff; }
.share-vk-btn   { background: #4C75A3;  color: #fff; }
.share-wa-btn   { background: #25D366;  color: #fff; }
.share-mail-btn { background: #6B7280;  color: #fff; }
.share-copy-row { display: flex; gap: 6px; margin-bottom: 0; }
.share-url-input {
  flex: 1; background: var(--surface); border: 1px solid var(--border);
  color: var(--muted); border-radius: 6px; padding: 5px 8px;
  font-size: 0.68rem; font-family: monospace;
}
.share-action-btn {
  background: var(--accent); border: none; color: #fff;
  border-radius: 6px; padding: 5px 12px; font-size: 0.76rem; cursor: pointer;
  white-space: nowrap;
}
.share-action-btn:hover { opacity: 0.9; }
.share-bottom-row {
  display: flex; align-items: center; justify-content: flex-end;
  margin-top: 10px;
}
.share-embed-btn {
  background: var(--surface); border: 1px solid var(--border);
  color: var(--muted); border-radius: 6px; padding: 5px 10px;
  font-size: 0.76rem; cursor: pointer; font-family: monospace;
  display: flex; align-items: center; gap: 5px; transition: all 0.15s;
}
.share-embed-btn:hover, .share-embed-btn.active {
  border-color: var(--accent); color: var(--accent);
}
.share-embed-section {
  border-top: 1px solid var(--border); padding-top: 12px; margin-top: 12px;
  display: none;
}
.share-embed-section.open { display: block; }
.share-embed-toggle {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.76rem; margin-bottom: 8px; cursor: pointer;
}
.share-embed-code {
  background: var(--surface); border: 1px solid var(--border); border-radius: 6px;
  padding: 8px; font-size: 0.65rem; font-family: monospace; color: var(--muted);
  white-space: pre-wrap; word-break: break-all;
  max-height: 72px; overflow-y: auto; margin-bottom: 8px;
}
.share-close {
  position: absolute; top: 10px; right: 12px;
  background: none; border: none; color: var(--muted);
  font-size: 1.1rem; cursor: pointer; padding: 2px 4px;
}
.share-close:hover { color: var(--text); }

/* ── Article layout ─────────────────────────────────────────────── */
article.blog-article {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 32px 80px;
}

/* ── Blog sections ──────────────────────────────────────────────── */
.blog-section {
  margin-top: 44px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.blog-section:last-child { border-bottom: none; }

.blog-section h2 {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
  color: var(--text);
}

.blog-section p {
  color: var(--text);
  margin-bottom: 12px;
}

.blog-section ul, .blog-section ol {
  padding-left: 22px;
  margin-bottom: 12px;
}

.blog-section li {
  margin-bottom: 6px;
  color: var(--text);
}

.blog-section li strong { color: var(--accent); }

/* ── Inline link colours ────────────────────────────────────────── */
.callout a,
.blog-body a,
article.blog-article a:not(.related-card):not(.share-social-btn),
.blog-index-body a:not(.blog-index-card):not(.blog-nav a) {
  color: #a89fff;
  text-decoration: underline;
  text-decoration-color: rgba(168,159,255,0.45);
  transition: color 0.15s, text-decoration-color 0.15s;
}

.callout a:visited,
.blog-body a:visited,
article.blog-article a:visited:not(.related-card):not(.share-social-btn),
.blog-index-body a:visited:not(.blog-index-card) {
  color: #c9a0ff;
  text-decoration-color: rgba(201,160,255,0.45);
}

.callout a:hover,
.blog-body a:hover,
article.blog-article a:not(.related-card):not(.share-social-btn):hover,
.blog-index-body a:not(.blog-index-card):hover {
  color: #fff;
  text-decoration-color: rgba(255,255,255,0.6);
}

/* ── Callout boxes ──────────────────────────────────────────────── */
.callout {
  border-radius: var(--radius);
  padding: 16px 20px;
  margin: 20px 0;
  border-left: 4px solid;
}

.callout-warn {
  background: rgba(247,151,30,0.08);
  border-color: var(--yellow);
}

.callout-warn .callout-head {
  color: var(--yellow);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.callout-action {
  background: rgba(108,99,255,0.08);
  border-color: var(--accent);
}

.callout-action .callout-head {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.callout-info {
  background: rgba(67,233,123,0.06);
  border-color: var(--green);
}

.callout-info .callout-head {
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

/* ── Scenario grid ──────────────────────────────────────────────── */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 16px 0;
}

@media (max-width: 640px) {
  .scenario-grid { grid-template-columns: 1fr; }
}

.scenario-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}

.scenario-card.conservative { border-top: 3px solid var(--yellow); }
.scenario-card.baseline     { border-top: 3px solid var(--green); }
.scenario-card.aggressive   { border-top: 3px solid var(--accent2); }

.scenario-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.scenario-card.conservative .scenario-label { color: var(--yellow); }
.scenario-card.baseline     .scenario-label { color: var(--green); }
.scenario-card.aggressive   .scenario-label { color: var(--accent2); }

.scenario-threshold {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.scenario-year {
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 8px;
}

.scenario-desc {
  font-size: 0.82rem;
  color: var(--muted);
  line-height: 1.5;
}

/* ── Pros/Cons grid ─────────────────────────────────────────────── */
.pros-cons-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 16px 0;
}

@media (max-width: 560px) {
  .pros-cons-grid { grid-template-columns: 1fr; }
}

.pros-card, .cons-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
}

.pros-card { border-top: 3px solid var(--green); }
.cons-card  { border-top: 3px solid var(--accent2); }

.pros-card h3 { color: var(--green); font-size: 0.85rem; margin-bottom: 10px; }
.cons-card h3  { color: var(--accent2); font-size: 0.85rem; margin-bottom: 10px; }

.pros-card ul, .cons-card ul {
  padding-left: 18px;
  margin: 0;
}

.pros-card li, .cons-card li {
  font-size: 0.85rem;
  margin-bottom: 5px;
  color: var(--text);
}

/* ── Checklist ──────────────────────────────────────────────────── */
.action-checklist {
  list-style: none;
  padding: 0;
  margin: 12px 0;
}

.action-checklist li {
  padding: 6px 0 6px 28px;
  position: relative;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
}

.action-checklist li:last-child { border-bottom: none; }

.action-checklist li::before {
  content: "□";
  position: absolute;
  left: 4px;
  color: var(--accent);
  font-size: 1rem;
  line-height: 1.4;
}

/* ── Action tabs ────────────────────────────────────────────────── */
.action-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.action-tab-btn {
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 6px 14px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 600;
  transition: all 0.15s;
}

.action-tab-btn.active, .action-tab-btn:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.action-panel { display: none; }
.action-panel.active { display: block; }

/* ── Related articles ───────────────────────────────────────────── */
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.related-card {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  text-decoration: none;
  transition: border-color 0.15s, background 0.15s;
  display: block;
}

.related-card:hover {
  border-color: var(--accent);
  background: var(--surface);
}

.related-card-label {
  font-size: 0.7rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.related-card-title {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.4;
}

.related-card-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent);
  margin-top: 6px;
  letter-spacing: -0.02em;
}

/* ── Methodology box ────────────────────────────────────────────── */
.methodology-box {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin: 16px 0;
  font-size: 0.85rem;
}

.methodology-box dt {
  font-weight: 700;
  color: var(--accent);
  margin-top: 10px;
  margin-bottom: 2px;
}

.methodology-box dt:first-child { margin-top: 0; }

.methodology-box dd {
  color: var(--muted);
  margin-left: 0;
  line-height: 1.5;
}

.methodology-box a {
  color: var(--accent);
  text-decoration: underline;
}

/* ── Blog index page ────────────────────────────────────────────── */
.blog-index-hero {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 48px 32px 36px;
  text-align: center;
}

.blog-index-hero h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}

.blog-index-hero h1 span { color: var(--accent); }

.blog-index-hero p {
  color: var(--muted);
  font-size: 1rem;
  max-width: 540px;
  margin: 0 auto;
}

.blog-index-body {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 32px 80px;
}

/* ── Tag filter bar ─────────────────────────────────────────────── */
/* Ensure hidden attribute works even when display: block is set on element */
[hidden] { display: none !important; }

.tag-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 8px;
}

.tag-chip {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 4px 14px;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.tag-chip:hover {
  border-color: var(--accent);
  color: var(--text);
}

.tag-chip.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.blog-category-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin: 36px 0 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.blog-index-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 12px;
}

.blog-index-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  text-decoration: none;
  display: block;
  transition: border-color 0.15s, background 0.15s;
}

.blog-index-card:hover {
  border-color: var(--accent);
  background: var(--surface2);
}

.blog-index-card-label {
  font-size: 0.72rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
}

.blog-index-card-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 8px;
}

.blog-index-card-value {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--accent);
}

/* ── Footer ─────────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 20px 32px;
  font-size: 0.78rem;
  color: var(--muted);
  text-align: center;
}

footer a { color: var(--muted); text-decoration: underline; }
footer a:hover { color: var(--text); }

.footer-disclaimer {
  font-size: 0.72rem;
  color: var(--muted);
  margin-top: 6px;
}

.policy-disclaimer {
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0 0 24px 0;
  padding: 10px 14px;
  border-left: 3px solid var(--border);
}

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .blog-hero { padding: 32px 20px 28px; }
  .blog-hero-value { font-size: 2.6rem; }
  article.blog-article { padding: 0 20px 60px; }
  .blog-nav { padding: 12px 20px; }
  .blog-index-hero { padding: 36px 20px 28px; }
  .blog-index-body { padding: 28px 20px 60px; }
}

/* ── Table styles ───────────────────────────────────────────────── */
.blog-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 0.88rem;
}

.blog-table th {
  background: var(--surface2);
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.blog-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}

.blog-table tr:last-child td { border-bottom: none; }
.blog-table tr:hover td { background: var(--surface2); }