/* Flowee SEO marketing pages — light, readable, brand-aligned */
:root {
  --seo-ink: #0b1f24;
  --seo-muted: #5c6f76;
  --seo-pine: #5b5ceb;
  --seo-canvas: #f3f7f5;
  --seo-surface: #fff;
  --seo-line: rgba(11,31,36,.1);
  --seo-sans: "Sora", "Noto Sans TC", "PingFang TC", "Hiragino Sans", system-ui, sans-serif;
}
* { box-sizing: border-box; }
body.seo-page {
  margin: 0; background: var(--seo-canvas); color: var(--seo-ink);
  font-family: var(--seo-sans); line-height: 1.7; -webkit-font-smoothing: antialiased;
}
.seo-skip { position: absolute; left: -999px; top: 0; }
.seo-skip:focus { left: 12px; top: 12px; background: #fff; padding: 8px 12px; z-index: 99; }
.seo-nav {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 14px 20px; background: rgba(243,247,245,.9); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--seo-line); position: sticky; top: 0; z-index: 10;
}
.seo-brand { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; font-weight: 700; color: inherit; }
.seo-brand img { border-radius: 8px; }
.seo-nav nav { display: flex; flex-wrap: wrap; gap: 12px 16px; }
.seo-nav a { color: var(--seo-muted); text-decoration: none; font-size: 14px; }
.seo-nav a:hover { color: var(--seo-pine); }
.seo-main { max-width: 760px; margin: 0 auto; padding: 28px 20px 64px; }
.seo-main-blog { max-width: 1100px; }
.seo-crumbs { font-size: 13px; color: var(--seo-muted); margin-bottom: 16px; }
.seo-crumbs a { color: inherit; }
.seo-main h1 { font-size: clamp(1.6rem, 3vw, 2.1rem); line-height: 1.25; margin: 0 0 16px; }
.seo-main h2 { font-size: 1.25rem; margin: 28px 0 14px; }
.seo-lead { font-size: 1.05rem; color: var(--seo-ink); }
.seo-main p { color: var(--seo-muted); margin: 0 0 14px; }
.seo-related { padding-left: 1.2em; }
.seo-related a { color: var(--seo-pine); }
.seo-related-foot { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 8px 18px; list-style: none; padding-left: 0; }
.seo-cat-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 8px; }
.seo-cat-chip {
  display: inline-flex; align-items: center; padding: 6px 12px; border-radius: 999px;
  background: rgba(91,92,235,.08); color: var(--seo-pine); font-size: 12px; font-weight: 650;
}
.seo-blog-grid {
  display: grid; grid-template-columns: 1fr; gap: 14px; margin: 0 0 8px;
}
.seo-blog-card {
  display: flex; flex-direction: column; gap: 8px; padding: 18px 18px 16px;
  border-radius: 16px; border: 1px solid var(--seo-line); background: var(--seo-surface);
  text-decoration: none; color: inherit; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.seo-blog-card:hover {
  transform: translateY(-2px); border-color: rgba(91,92,235,.28);
  box-shadow: 0 12px 28px rgba(31,41,89,.08);
}
.seo-blog-card-cat { font-size: 11px; font-weight: 700; letter-spacing: .04em; color: var(--seo-pine); }
.seo-blog-card-title { font-size: 1.05rem; line-height: 1.35; font-weight: 700; }
.seo-blog-card-desc { font-size: 13px; line-height: 1.55; color: var(--seo-muted); }
.seo-blog-card-more { margin-top: auto; padding-top: 6px; font-size: 13px; font-weight: 650; color: var(--seo-pine); }
.seo-faq details { background: var(--seo-surface); border: 1px solid var(--seo-line); border-radius: 12px; padding: 12px 14px; margin: 0 0 10px; }
.seo-faq summary { cursor: pointer; font-weight: 600; }
.seo-cta { margin-top: 36px; padding: 24px; border-radius: 16px; background: var(--seo-surface); border: 1px solid var(--seo-line); }
.seo-cta-row { display: flex; flex-wrap: wrap; gap: 10px; }
.seo-btn {
  display: inline-block; padding: 12px 18px; border-radius: 999px; background: var(--seo-pine);
  color: #fff !important; text-decoration: none; font-weight: 600;
}
.seo-btn.ghost { background: transparent; color: var(--seo-pine) !important; border: 1px solid var(--seo-pine); }
.seo-footer { text-align: center; padding: 24px; color: var(--seo-muted); font-size: 13px; border-top: 1px solid var(--seo-line); }
.seo-footer a { color: inherit; }
@media (min-width: 720px) {
  .seo-blog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
}
@media (min-width: 1024px) {
  .seo-blog-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
  .seo-main-blog { padding-top: 36px; }
}
@media (max-width: 720px) {
  .seo-nav nav { display: none; }
}