/* Guides (app/guides.py): the blog's reading column, an author line, the Tracking Checker box and related guides. */
.gd-by { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 12px; margin: 0 0 14px; color: var(--text-2); }
.gd-avatar { width: 30px; height: 30px; border-radius: 50%; display: inline-grid; place-content: center; flex: 0 0 auto;
  background: linear-gradient(135deg, #2f43f2, #8b5cf6); color: #fff; font-weight: 800; font-size: .9rem; }
.gd-avatar.big { width: 52px; height: 52px; font-size: 1.3rem; }
.gd-checker { display: grid; gap: 12px; margin: 1.8em 0; padding: 20px 22px; border-radius: 22px; color: #fff;
  background: linear-gradient(135deg, #2f43f2, #5d6bff); box-shadow: 0 30px 60px -36px rgba(0, 0, 0, .55); }
.gd-checker b { font-size: 1.15rem; }
.gd-checker p { margin: 4px 0 0; color: rgba(255, 255, 255, .9); font-size: .95rem; line-height: 1.5; }
.gd-checker-form { display: flex; gap: 8px; }
.gd-checker-form input { flex: 1 1 auto; min-width: 0; border-radius: 12px; border: 0; padding: 12px 14px; font-size: 1rem; }
.gd-checker .btn { white-space: nowrap; }
.gd-checker .btn.glow { background: #fff; color: #1d2330; }
.gd-installs { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 0; }
.gd-installs a, .blog-article .gd-installs a { color: #fff; font-weight: 600; }
.gd-note { margin: 1em 0; padding: 12px 16px; border-radius: 12px; background: var(--surface-2); border-left: 4px solid var(--accent); }
.gd-author { display: flex; gap: 14px; align-items: center; margin: 2em 0 1em; padding: 16px 18px; border-radius: 18px; background: var(--surface); border: 1px solid var(--line); }
.gd-author div { display: grid; gap: 2px; line-height: 1.35; }
.gd-author small { color: var(--text-3); }
.gd-related ul, .gd-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.gd-related a, .gd-list a { display: grid; gap: 4px; padding: 16px 18px; border-radius: 16px; border: 1px solid var(--line); background: var(--surface); color: inherit; text-decoration: none; }
.gd-related a:hover, .gd-list a:hover { border-color: var(--accent); }
.gd-related span, .gd-list p { color: var(--text-2); font-size: .92rem; margin: 0; font-weight: 400; }
.gd-list h2 { margin: 0; font-size: 1.2rem; }
.gd-index .gd-checker { grid-template-columns: minmax(0, 1fr) auto; align-items: center; }
.gd-article figure { margin: 1.4em 0; }
.gd-article img { max-width: 100%; height: auto; border-radius: 12px; border: 1px solid var(--line); }
@media (max-width: 640px) {
  .gd-checker-form, .gd-index .gd-checker { grid-template-columns: minmax(0, 1fr); flex-direction: column; }
  .gd-checker-form .btn { width: 100%; }
}