/* カブテラ 公開コンテンツ（LP・ガイド記事）共通スタイル。アプリのstyles.cssとは独立。 */
:root {
  --c-bg: #ffffff;
  --c-soft: #f6f8fc;
  --c-text: #0f172a;
  --c-muted: #5b6577;
  --c-faint: #94a0b3;
  --c-border: #e6eaf2;
  --c-accent: #2563eb;
  --c-accent-h: #1d4ed8;
  --c-accent-soft: #eef4ff;
  --c-radius: 16px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; color: var(--c-text); background: var(--c-bg);
  font-family: "Plus Jakarta Sans", "Hiragino Sans", "Noto Sans JP", system-ui, sans-serif;
  line-height: 1.8; -webkit-font-smoothing: antialiased;
}
a { color: var(--c-accent); }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 18px; }

/* ヘッダー */
.site-head {
  position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.9);
  backdrop-filter: saturate(160%) blur(8px); border-bottom: 1px solid var(--c-border);
}
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; height: 58px; }
.sh-brand { display: inline-flex; align-items: center; gap: 9px; font-weight: 800; font-size: 18px; color: var(--c-text); text-decoration: none; }
.sh-brand img { width: 28px; height: 28px; border-radius: 7px; }
.sh-badge { font-size: 10.5px; font-weight: 700; color: var(--c-accent); background: var(--c-accent-soft); border: 1px solid #cfe0ff; border-radius: 999px; padding: 2px 8px; }
.sh-nav { display: flex; align-items: center; gap: 16px; }
.sh-nav a { font-size: 13.5px; color: var(--c-muted); text-decoration: none; }
.sh-nav a:hover { color: var(--c-accent); }
.btn-cta { display: inline-block; background: var(--c-accent); color: #fff !important; font-weight: 700; font-size: 14px; padding: 9px 18px; border-radius: 10px; text-decoration: none; }
.btn-cta:hover { background: var(--c-accent-h); }
@media (max-width: 600px) { .sh-nav a.hide-sp { display: none; } }

/* ヒーロー */
.hero { padding: 56px 0 40px; background:
  radial-gradient(800px 360px at 50% -10%, var(--c-accent-soft), transparent 70%); text-align: center; }
.hero .sim-tag { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 700; color: var(--c-accent); background: var(--c-accent-soft); border: 1px solid #cfe0ff; border-radius: 999px; padding: 4px 12px; }
.hero h1 { font-size: 34px; line-height: 1.3; margin: 16px 0 12px; letter-spacing: -0.5px; }
.hero p.lead { font-size: 16px; color: var(--c-muted); margin: 0 auto 24px; max-width: 620px; }
.hero .cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.btn-ghost { display: inline-block; border: 1px solid var(--c-border); color: var(--c-text); font-weight: 700; font-size: 14px; padding: 9px 18px; border-radius: 10px; text-decoration: none; background: #fff; }
.btn-ghost:hover { border-color: var(--c-faint); }
@media (max-width: 600px) { .hero h1 { font-size: 26px; } .hero { padding: 40px 0 30px; } }

/* セクション */
section.block { padding: 40px 0; }
section.block h2 { font-size: 22px; margin: 0 0 18px; }
.lead-note { color: var(--c-muted); font-size: 14px; margin: 0 0 20px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 16px; }
.card { background: #fff; border: 1px solid var(--c-border); border-radius: var(--c-radius); padding: 20px; }
.card .ic { font-size: 24px; }
.card h3 { font-size: 16px; margin: 10px 0 6px; }
.card p { font-size: 13.5px; color: var(--c-muted); margin: 0; }
.steps { counter-reset: step; display: grid; gap: 14px; }
.steps li { list-style: none; display: flex; gap: 14px; align-items: flex-start; background: var(--c-soft); border: 1px solid var(--c-border); border-radius: 12px; padding: 14px 16px; }
.steps li::before { counter-increment: step; content: counter(step); flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%; background: var(--c-accent); color: #fff; font-weight: 700; display: grid; place-items: center; font-size: 14px; }
.steps li h3 { margin: 0 0 2px; font-size: 15px; }
.steps li p { margin: 0; font-size: 13.5px; color: var(--c-muted); }
ul.faq { list-style: none; padding: 0; margin: 0; }
ul.faq li { border-bottom: 1px solid var(--c-border); padding: 16px 0; }
ul.faq h3 { font-size: 15px; margin: 0 0 6px; }
ul.faq p { font-size: 14px; color: var(--c-muted); margin: 0; }

/* 記事 */
.crumbs { font-size: 12.5px; color: var(--c-faint); padding: 18px 0 0; }
.crumbs a { color: var(--c-muted); text-decoration: none; }
article.post { padding: 8px 0 20px; }
article.post h1 { font-size: 28px; line-height: 1.35; margin: 12px 0 8px; }
article.post .meta { color: var(--c-faint); font-size: 12.5px; margin: 0 0 24px; }
article.post h2 { font-size: 20px; margin: 30px 0 10px; padding-top: 6px; }
article.post h3 { font-size: 16px; margin: 20px 0 8px; }
article.post p, article.post li { font-size: 15px; line-height: 1.9; }
article.post ul, article.post ol { padding-left: 22px; }
article.post .callout { background: var(--c-accent-soft); border: 1px solid #cfe0ff; border-radius: 12px; padding: 14px 16px; font-size: 14px; margin: 20px 0; }
article.post .disclaimer { color: var(--c-faint); font-size: 12px; border-top: 1px solid var(--c-border); margin-top: 28px; padding-top: 16px; line-height: 1.7; }
.cta-band { background: var(--c-soft); border: 1px solid var(--c-border); border-radius: var(--c-radius); padding: 24px; text-align: center; margin: 30px 0; }
.cta-band h3 { margin: 0 0 8px; font-size: 18px; }
.cta-band p { margin: 0 0 16px; color: var(--c-muted); font-size: 14px; }
.related { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin-top: 10px; }
.related a { display: block; border: 1px solid var(--c-border); border-radius: 12px; padding: 14px; text-decoration: none; color: var(--c-text); font-weight: 700; font-size: 14px; }
.related a:hover { border-color: var(--c-accent); }

/* フッター */
.site-foot { border-top: 1px solid var(--c-border); padding: 28px 0; margin-top: 30px; }
.site-foot .wrap { display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; align-items: center; }
.site-foot .fl { display: flex; flex-wrap: wrap; gap: 16px; }
.site-foot a { font-size: 13px; color: var(--c-muted); text-decoration: none; }
.site-foot a:hover { color: var(--c-accent); }
.site-foot .cp { font-size: 12px; color: var(--c-faint); }