/* ── DataBench Content Pages ─────────────────────────────────────────────
   Shared styling for about/contact/privacy/terms/blog/changelog/faq pages.
   Built to match app.min.css's design system (dark navy + electric amber).
──────────────────────────────────────────────────────────────────────── */

.content-wrap {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── NAV (shared with homepage) ── */
.site-nav {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 32px;
  border-bottom: 1px solid var(--border);
  background: rgba(9,14,24,0.95);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-nav .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  margin-right: auto;
}
.site-nav .brand-mark { width: 28px; height: 28px; flex-shrink: 0; }
.site-nav .brand-mark img { width: 100%; height: 100%; object-fit: contain; }
.site-nav .brand-name { font-family: var(--sans); font-weight: 700; font-size: 15px; letter-spacing: -0.02em; color: var(--text); }
.site-nav .brand-name span { color: var(--accent); }
.site-nav .brand-sub { font-size: 9px; color: var(--muted-2); font-family: var(--mono); text-transform: uppercase; letter-spacing: 0.1em; margin-top: 1px; }
.site-nav .nav-links { display: flex; align-items: center; gap: 20px; }
.site-nav .nav-links a {
  color: var(--text-2);
  text-decoration: none;
  font-size: 13px;
  font-family: var(--sans);
  font-weight: 500;
  transition: color 0.15s ease;
}
.site-nav .nav-links a:hover { color: var(--accent); }
.site-nav .nav-links a.active { color: var(--accent); }

@media (max-width: 640px) {
  .site-nav { padding: 12px 16px; flex-wrap: wrap; gap: 10px; }
  .site-nav .nav-links { gap: 14px; flex-wrap: wrap; }
}

/* ── PAGE CONTENT ── */
.content-page {
  flex: 1;
  max-width: 760px;
  margin: 0 auto;
  padding: 50px 24px 100px 24px;
  line-height: 1.7;
  width: 100%;
}
.content-page.narrow { max-width: 700px; }

.content-page h1 { font-family: var(--sans); font-size: 26px; margin: 0 0 8px 0; color: var(--text); }
.content-page h2 { font-family: var(--sans); font-size: 18px; margin-top: 36px; color: var(--accent); }
.content-page h3 { font-family: var(--sans); font-size: 15px; margin-top: 22px; color: var(--text); }
.content-page a { color: var(--accent); }
.content-page .back { display: inline-block; margin-bottom: 24px; color: var(--muted); text-decoration: none; font-size: 14px; }
.content-page .back:hover { color: var(--text-2); }
.content-page p { color: var(--text-2); }
.content-page ul { color: var(--text-2); padding-left: 20px; margin: 0 0 16px 0; }
.content-page li { margin-bottom: 8px; }
.content-page .updated { color: var(--muted); font-size: 13px; margin: 0 0 8px 0; }

.content-page code {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 4px;
  padding: 1px 6px; font-family: var(--mono); font-size: 13px; color: var(--accent);
}
.content-page pre {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px;
  padding: 14px; font-family: var(--mono); font-size: 12px; overflow-x: auto; color: var(--text);
}

.content-page .box {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px;
  padding: 16px 20px; margin: 16px 0;
}
.content-page .box strong {
  display: block; font-size: 11px; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 8px;
}

/* ── Author box (E-E-A-T: named author + real contact route) ── */
.content-page .author-card {
  display: flex; gap: 16px; align-items: flex-start;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px;
  padding: 18px 20px; margin: 16px 0;
}
.content-page .author-avatar {
  flex-shrink: 0; width: 44px; height: 44px; border-radius: 50%;
  background: var(--accent-dim); color: var(--accent);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-weight: 700; font-size: 15px;
}
.content-page .author-card .author-name { font-weight: 600; color: var(--text); font-size: 14px; }
.content-page .author-card .author-role { color: var(--muted); font-size: 12px; margin: 2px 0 8px 0; }
.content-page .author-card p { margin: 0; font-size: 13.5px; }

/* ── Blog article list ── */
.content-page .article-list { list-style: none; padding: 0; margin: 20px 0 0 0; }
.content-page .article-card {
  margin-bottom: 16px; padding: 16px 20px;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px;
  transition: border-color 0.15s ease;
}
.content-page .article-card:hover { border-color: var(--border-2); }
.content-page .article-card a { font-weight: 600; font-size: 15px; text-decoration: none; }
.content-page .article-card a:hover { text-decoration: underline; }
.content-page .article-card p { margin: 6px 0 0 0; font-size: 13px; color: var(--muted); }

/* ── FAQ accordion ── */
.content-page .faq-item {
  border: 1px solid var(--border); border-radius: 8px; margin-bottom: 10px;
  background: var(--panel-2); overflow: hidden;
}
.content-page .faq-q {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; cursor: pointer; font-weight: 600; font-size: 14px; color: var(--text);
  font-family: var(--sans); user-select: none;
}
.content-page .faq-q::after {
  content: '+'; color: var(--accent); font-size: 18px; font-weight: 400; margin-left: 12px; flex-shrink: 0;
  transition: transform 0.15s ease;
}
.content-page .faq-item.open .faq-q::after { transform: rotate(45deg); }
.content-page .faq-a {
  max-height: 0; overflow: hidden; transition: max-height 0.2s ease, padding 0.2s ease;
  padding: 0 18px; color: var(--text-2); font-size: 13.5px;
}
.content-page .faq-item.open .faq-a { max-height: 400px; padding: 0 18px 16px 18px; }

/* ── Changelog ── */
.content-page .change-entry { margin-bottom: 28px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.content-page .change-entry:last-child { border-bottom: none; }
.content-page .change-date { font-family: var(--mono); font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }
.content-page .change-title { font-family: var(--sans); font-size: 16px; color: var(--text); margin: 4px 0 8px 0; }
.content-page .change-tag {
  display: inline-block; font-family: var(--mono); font-size: 10px; text-transform: uppercase;
  letter-spacing: 0.05em; padding: 2px 8px; border-radius: 4px; margin-right: 8px;
}
.content-page .change-tag.new { background: var(--ok-dim); color: var(--ok); }
.content-page .change-tag.fix { background: var(--warn-dim); color: var(--warn); }
.content-page .change-tag.improve { background: var(--blue-dim); color: var(--blue); }

/* ── Stat strip (About) ── */
.content-page .stat-row { display: flex; gap: 12px; flex-wrap: wrap; margin: 22px 0 8px 0; }
.content-page .stat-box {
  flex: 1; min-width: 130px; text-align: center;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 16px 12px;
}
.content-page .stat-box .num { font-family: var(--mono); font-size: 22px; font-weight: 700; color: var(--accent); }
.content-page .stat-box .label { font-size: 10.5px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.05em; margin-top: 4px; }

/* ── Two-up card grid (About: categories, who it's for) ── */
.content-page .card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 16px 0; }
.content-page .card-grid .card {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 14px 16px;
}
.content-page .card-grid .card strong { display: block; color: var(--accent); font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 6px; }
.content-page .card-grid .card span { display: block; font-size: 12.5px; color: var(--muted); line-height: 1.6; }
@media (max-width: 640px) { .content-page .card-grid { grid-template-columns: 1fr; } }

/* ── Blog: topic filter chips + grid ── */
.content-page .topic-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 22px 0 22px 0; }
.content-page .topic-chip {
  font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em;
  padding: 5px 12px; border-radius: 20px; border: 1px solid var(--border-2); color: var(--muted);
  background: transparent; cursor: pointer; transition: all 0.15s ease; user-select: none;
}
.content-page .topic-chip:hover { color: var(--text-2); border-color: var(--muted); }
.content-page .topic-chip.active { color: var(--bg); background: var(--accent); border-color: var(--accent); }
.content-page .article-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; list-style: none; padding: 0; margin: 0; }
.content-page .article-grid .article-card { margin-bottom: 0; }
.content-page .article-card .eyebrow {
  display: inline-block; font-family: var(--mono); font-size: 10px; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--accent); background: var(--accent-dim);
  padding: 2px 8px; border-radius: 4px; margin-bottom: 10px;
}
@media (max-width: 640px) { .content-page .article-grid { grid-template-columns: 1fr; } }

/* ── FAQ: category grouping + search ── */
.content-page .faq-search {
  width: 100%; box-sizing: border-box; background: var(--panel-2); border: 1px solid var(--border);
  border-radius: 8px; padding: 12px 16px; color: var(--text); font-family: var(--sans); font-size: 14px;
  margin: 20px 0 28px 0; outline: none; transition: border-color 0.15s ease;
}
.content-page .faq-search:focus { border-color: var(--accent); }
.content-page .faq-search::placeholder { color: var(--muted); }
.content-page .faq-category {
  font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--muted); margin: 30px 0 12px 0;
}
.content-page .faq-category:first-of-type { margin-top: 0; }
.content-page .faq-empty { color: var(--muted); font-size: 13.5px; padding: 20px 0; display: none; }

/* ── Contact: reason cards ── */
.content-page .reason-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 16px 0 20px 0; }
.content-page .reason-card { background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; padding: 14px 16px; transition: border-color 0.15s ease; }
.content-page .reason-card:hover { border-color: var(--border-2); }
.content-page .reason-card strong { display: block; color: var(--text); font-size: 13.5px; margin-bottom: 4px; }
.content-page .reason-card p { margin: 0 0 8px 0; font-size: 12.5px; color: var(--muted); line-height: 1.5; }
.content-page .reason-card a { font-size: 12px; text-decoration: none; font-family: var(--mono); }
.content-page .reason-card a:hover { text-decoration: underline; }
@media (max-width: 640px) { .content-page .reason-grid { grid-template-columns: 1fr; } }

/* ── Changelog: grouped date blocks ── */
.content-page .change-entry .change-item + .change-item { margin-top: 18px; }
.content-page .change-entry .change-item .change-title { margin-top: 0; }

/* ── FOOTER (shared with homepage) ── */
.site-foot {
  border-top: 1px solid var(--border);
  padding: 28px 32px;
  text-align: center;
}
.site-foot .foot-links {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 4px;
  font-size: 13px; margin-bottom: 12px;
}
.site-foot .foot-links a { color: var(--muted); text-decoration: none; }
.site-foot .foot-links a:hover { color: var(--accent); }
.site-foot .foot-links .sep { color: var(--border-2); }
.site-foot .foot-copy { color: var(--muted); font-size: 12px; }
.site-foot .foot-copy a { color: var(--muted); text-decoration: none; }
.site-foot .foot-copy a:hover { color: var(--accent); }