/* Blog chrome. Standalone on purpose: /buy/ carries per-brand marketing CSS we
   don't want to inherit, and the app's assets/styles.css is panel-scoped.
   Palette tracks the tokens in assets/styles.css — no new colors. */

:root {
  --blue-700: #005bb5;
  --blue-600: #0066cc;
  --blue-50:  #f0f6fc;
  --gray-900: #1a1a2e;
  --gray-800: #2d2d44;
  --gray-700: #4a4a5a;
  --gray-600: #666680;
  --gray-300: #d0d0dd;
  --gray-200: #e5e5ee;
  --gray-100: #f2f2f7;
  --gray-50:  #f8f9fa;
  --white:    #ffffff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ── Nav ─────────────────────────────────────────────────────────────── */
.blog-nav {
  border-bottom: 1px solid var(--gray-200);
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 10;
}
.blog-nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.blog-nav nav { display: flex; align-items: center; gap: 22px; }
.blog-nav a { color: var(--gray-700); text-decoration: none; font-weight: 500; font-size: 15px; }
.blog-nav a:hover { color: var(--blue-600); }
.btn-nav {
  background: var(--blue-600);
  color: var(--white) !important;
  padding: 9px 18px;
  border-radius: 8px;
  font-weight: 600;
}
.btn-nav:hover { background: var(--blue-700); }

/* ── List ────────────────────────────────────────────────────────────── */
.blog-hero {
  max-width: 760px;
  margin: 0 auto;
  padding: 64px 24px 32px;
}
.blog-hero h1 { font-size: 42px; line-height: 1.15; margin: 0 0 12px; color: var(--gray-900); letter-spacing: -0.02em; }
.blog-hero p  { font-size: 19px; color: var(--gray-600); margin: 0; }

.post-list {
  max-width: 760px;
  margin: 0 auto;
  padding: 16px 24px 80px;
  display: grid;
  gap: 18px;
}
.card {
  display: flex;
  gap: 20px;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--gray-200);
  border-radius: 14px;
  padding: 22px;
  transition: border-color .15s, box-shadow .15s, transform .15s;
}
.card:hover {
  border-color: var(--blue-600);
  box-shadow: 0 6px 20px rgba(0, 91, 181, .08);
  transform: translateY(-1px);
}
.card img { width: 160px; height: 110px; object-fit: cover; border-radius: 10px; flex: none; }
.card h2 { margin: 0 0 8px; font-size: 21px; line-height: 1.3; color: var(--gray-900); }
.card p  { margin: 0 0 10px; color: var(--gray-600); font-size: 15px; }
.card .meta { font-size: 13px; color: var(--gray-500, #8888a0); }
.empty-note { color: var(--gray-600); }

/* ── Post ────────────────────────────────────────────────────────────── */
.post { max-width: 720px; margin: 0 auto; padding: 48px 24px 24px; }
.post-head .back { font-size: 14px; color: var(--gray-600); text-decoration: none; }
.post-head .back:hover { color: var(--blue-600); }
.post-head h1 {
  font-size: 40px;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--gray-900);
  margin: 18px 0 14px;
}
.post-head .lede { font-size: 20px; color: var(--gray-600); margin: 0 0 18px; }
.post-head .meta { font-size: 14px; color: var(--gray-600); margin: 0 0 8px; }
.post-hero { width: 100%; border-radius: 14px; margin: 20px 0 8px; }

.post-body { font-size: 18px; }
.post-body h2 { font-size: 27px; line-height: 1.25; margin: 44px 0 14px; color: var(--gray-900); letter-spacing: -0.01em; }
.post-body h3 { font-size: 21px; margin: 32px 0 10px; color: var(--gray-900); }
.post-body p  { margin: 0 0 20px; }
.post-body ul, .post-body ol { margin: 0 0 22px; padding-left: 24px; }
.post-body li { margin-bottom: 8px; }
.post-body a { color: var(--blue-600); }
.post-body strong { color: var(--gray-900); }
.post-body hr { border: 0; border-top: 1px solid var(--gray-200); margin: 40px 0; }
.post-body blockquote {
  margin: 28px 0;
  padding: 4px 0 4px 22px;
  border-left: 3px solid var(--blue-600);
  color: var(--gray-700);
  font-style: italic;
}
.post-body blockquote p:last-child { margin-bottom: 0; }
.post-body code {
  background: var(--gray-100);
  padding: 2px 6px;
  border-radius: 5px;
  font-size: 15px;
}
.post-body pre {
  background: var(--gray-900);
  color: #e8e8f2;
  padding: 18px;
  border-radius: 10px;
  overflow-x: auto;
}
.post-body pre code { background: none; color: inherit; padding: 0; }
.post-body img { max-width: 100%; border-radius: 10px; }

/* Wide tables scroll horizontally rather than stacking — matches the admin
   data-table pattern. */
.post-table { overflow-x: auto; margin: 0 0 24px; }
.post-table table { border-collapse: collapse; width: 100%; min-width: 420px; font-size: 16px; }
.post-table th, .post-table td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--gray-200); }
.post-table th { background: var(--gray-50); font-weight: 600; color: var(--gray-900); white-space: nowrap; }

/* ── CTA + footer ────────────────────────────────────────────────────── */
.cta {
  max-width: 720px;
  margin: 40px auto 72px;
  padding: 38px 32px;
  background: var(--blue-50);
  border-radius: 16px;
  text-align: center;
}
.cta h2 { margin: 0 0 8px; font-size: 26px; color: var(--gray-900); }
.cta p  { margin: 0 0 22px; color: var(--gray-700); }
.btn-cta {
  display: inline-block;
  background: var(--blue-600);
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  padding: 14px 32px;
  border-radius: 10px;
}
.btn-cta:hover { background: var(--blue-700); }

.empty { max-width: 720px; margin: 0 auto; padding: 90px 24px; text-align: center; }
.empty a { color: var(--blue-600); }

.blog-foot {
  border-top: 1px solid var(--gray-200);
  padding: 28px 24px;
  text-align: center;
  color: var(--gray-600);
  font-size: 14px;
}
.blog-foot a { color: var(--gray-600); margin: 0 10px; }

@media (max-width: 768px) {
  .blog-hero { padding: 40px 20px 24px; }
  .blog-hero h1 { font-size: 32px; }
  .post-head h1 { font-size: 30px; }
  .post-head .lede { font-size: 18px; }
  .post-body { font-size: 17px; }
  .post-body h2 { font-size: 23px; }
  .card { flex-direction: column; gap: 14px; }
  .card img { width: 100%; height: 180px; }
}

@media (max-width: 480px) {
  .blog-nav nav { gap: 14px; }
  .post { padding: 32px 18px 16px; }
  .cta { padding: 30px 20px; margin: 32px 18px 56px; }
}