/* ═══════════════════════════════════════
   WOBAZI — Public SEO Pages Styles
   Supplements app/style.css (same :root vars)
═══════════════════════════════════════ */

/* ── Reset for SEO pages (override SPA fixed positioning) ── */
html:has(body.seo-page),
html:has(body.seo-page) body {
  height: auto;
  overflow: auto;
}
body.seo-page {
  position: static;
  overflow: auto;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body.seo-page .seo-main {
  flex: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 80px 20px 40px;
  width: 100%;
}

/* ═══════════════════════════════════════
   NAV BAR
═══════════════════════════════════════ */
.seo-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 24px;
  background: rgba(7, 7, 15, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(240, 192, 64, 0.08);
}

.seo-nav-logo img {
  display: block;
  height: 28px;
}

.seo-nav-links {
  display: flex;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.seo-nav-links a {
  color: var(--muted, #888a9e);
  text-decoration: none;
  font-size: 13px;
  padding: 6px 10px;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
  white-space: nowrap;
}

.seo-nav-links a:hover {
  color: var(--text, #f0f0ff);
  background: rgba(240, 192, 64, 0.06);
}

.seo-nav-cta {
  color: var(--bg, #07070f);
  background: linear-gradient(135deg, #f0c040, #e8862e);
  font-weight: 600;
  font-size: 13px;
  padding: 8px 18px;
  border-radius: 10px;
  text-decoration: none;
  white-space: nowrap;
  transition: opacity 0.2s;
}
.seo-nav-cta:hover { opacity: 0.88; }

.seo-nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text, #f0f0ff);
  cursor: pointer;
  padding: 4px;
}

/* Mobile nav */
@media (max-width: 768px) {
  .seo-nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(7, 7, 15, 0.96);
    backdrop-filter: blur(16px);
    padding: 12px 20px;
    border-bottom: 1px solid rgba(240, 192, 64, 0.08);
  }
  .seo-nav-links.open { display: flex; }
  .seo-nav-links a { padding: 10px 12px; font-size: 15px; }
  .seo-nav-cta { display: none; }
  .seo-nav-toggle { display: block; margin-left: auto; }
}

/* ═══════════════════════════════════════
   FOOTER
═══════════════════════════════════════ */
.seo-footer {
  background: var(--bg-card, #0f0f1c);
  border-top: 1px solid rgba(240, 192, 64, 0.08);
  padding: 48px 24px 24px;
  margin-top: 60px;
}

.seo-footer-inner {
  max-width: 720px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 40px;
}

.seo-footer-brand img {
  display: block;
  height: 24px;
  margin-bottom: 12px;
}

.seo-footer-brand p {
  color: var(--muted, #888a9e);
  font-size: 13px;
  line-height: 1.6;
}

.seo-footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.seo-footer-col h4 {
  color: var(--gold, #f0c040);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.seo-footer-col a {
  display: block;
  color: var(--muted, #888a9e);
  text-decoration: none;
  font-size: 13px;
  padding: 4px 0;
  transition: color 0.2s;
}
.seo-footer-col a:hover { color: var(--text, #f0f0ff); }

.seo-footer-bottom {
  max-width: 720px;
  margin: 32px auto 0;
  padding-top: 20px;
  border-top: 1px solid rgba(240, 192, 64, 0.06);
  text-align: center;
}
.seo-footer-bottom p {
  color: var(--muted, #888a9e);
  font-size: 12px;
}

@media (max-width: 600px) {
  .seo-footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .seo-footer-links { grid-template-columns: repeat(2, 1fr); }
}

/* ═══════════════════════════════════════
   ABOUT-STYLE REUSE FOR SEO PAGES
   These classes mirror the #about screen
   patterns from style.css, scoped to .seo-main
═══════════════════════════════════════ */

/* Hero (same as .about-hero) */
.seo-main .about-hero { position: static; padding: 20px 0 32px; text-align: center; }
.seo-main .about-hanzi { font-size: 62px; font-family: 'Noto Sans SC', sans-serif; font-weight: 700; background: linear-gradient(135deg, var(--gold, #f0c040), #e8a020); -webkit-background-clip: text; background-clip: text; color: transparent; line-height: 1.2; margin-bottom: 12px; }
.seo-main .about-hero h2 { color: var(--text, #f0f0ff); font-size: 22px; margin-bottom: 8px; }
.seo-main .about-hero p { color: var(--muted, #888a9e); font-size: 14px; max-width: 500px; margin: 0 auto; line-height: 1.6; }

/* TOC chip bar */
.seo-main .about-toc-bar {
  position: sticky;
  top: 56px;
  z-index: 50;
  background: rgba(7, 7, 15, 0.92);
  backdrop-filter: blur(12px);
  padding: 10px 0;
  margin: 0 -20px 24px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.seo-main .about-toc-inner {
  display: flex;
  gap: 8px;
  padding: 0 20px;
  min-width: max-content;
}
.seo-main .about-toc-chip {
  background: var(--bg-card, #0f0f1c);
  color: var(--muted, #888a9e);
  border: 1px solid rgba(240, 192, 64, 0.1);
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 12px;
  white-space: nowrap;
  cursor: pointer;
  transition: all 0.2s;
}
.seo-main .about-toc-chip:hover,
.seo-main .about-toc-chip.active {
  background: rgba(240, 192, 64, 0.1);
  color: var(--gold, #f0c040);
  border-color: rgba(240, 192, 64, 0.3);
}

/* Section cards (same as .about-section) */
.seo-main .about-section {
  background: var(--bg-card, #0f0f1c);
  border: 1px solid rgba(240, 192, 64, 0.06);
  border-radius: 16px;
  padding: 28px 24px;
  margin-bottom: 20px;
}
.seo-main .about-section h3 {
  color: var(--gold, #f0c040);
  font-size: 18px;
  margin-bottom: 12px;
}
.seo-main .about-section p {
  color: var(--muted, #888a9e);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 16px;
}
.seo-main .about-section p:last-child { margin-bottom: 0; }

/* Callout box */
.seo-main .about-callout {
  background: rgba(240, 192, 64, 0.04);
  border: 1px solid rgba(240, 192, 64, 0.12);
  border-radius: 12px;
  padding: 16px 20px;
  margin: 16px 0;
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted, #888a9e);
}
.seo-main .about-callout strong { color: var(--gold, #f0c040); }

/* CTA button */
.seo-main .about-cta {
  text-align: center;
  margin: 32px 0 16px;
}
.seo-main .about-cta .btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, #f0c040, #e8862e);
  color: var(--bg, #07070f);
  font-weight: 600;
  font-size: 15px;
  padding: 14px 32px;
  border-radius: 14px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s;
}
.seo-main .about-cta .btn-primary:hover { opacity: 0.88; }

/* FAQ accordion */
.seo-main .about-faq { margin-top: 8px; }
.seo-main .about-faq-item {
  border-bottom: 1px solid rgba(240, 192, 64, 0.06);
  padding: 14px 0;
}
.seo-main .about-faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  color: var(--text, #f0f0ff);
  font-size: 14px;
  font-weight: 500;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  padding: 0;
}
.seo-main .about-faq-q::after {
  content: '+';
  color: var(--gold, #f0c040);
  font-size: 18px;
  font-weight: 300;
  transition: transform 0.2s;
}
.seo-main .about-faq-item.open .about-faq-q::after {
  content: '−';
}
.seo-main .about-faq-a {
  display: none;
  color: var(--muted, #888a9e);
  font-size: 13px;
  line-height: 1.7;
  padding-top: 10px;
}
.seo-main .about-faq-item.open .about-faq-a { display: block; }

/* Mini script for FAQ toggle + TOC scroll */