/* Linka LP 共通スタイル */
:root {
  --primary: #2F8AF5;
  --primary-dark: #1f6dc6;
  --primary-soft: #eff5ff;
  --text: #14171f;
  --text-muted: #5a6068;
  --text-faint: #8a90a0;
  --bg: #ffffff;
  --bg-alt: #f6f8fb;
  --border: #e4e7ec;
  --radius: 12px;
  --radius-lg: 20px;
  --content-width: 1080px;
  --content-narrow: 760px;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 6px 24px rgba(20,40,80,0.06);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "ヒラギノ角ゴシック", "Helvetica Neue", Arial, "メイリオ", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

/* ── ヘッダー ── */
.site-header {
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-header .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
}
.site-header .brand img {
  width: 28px; height: 28px;
  border-radius: 6px;
}
.site-header nav a {
  margin-left: 22px;
  color: var(--text-muted);
  font-size: 0.95rem;
}
.site-header nav a:hover { color: var(--primary); text-decoration: none; }

/* ── ヒーロー ── */
.hero {
  background: linear-gradient(180deg, var(--primary-soft) 0%, #ffffff 100%);
  padding: 96px 24px 80px;
}
.hero .inner {
  max-width: var(--content-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 56px;
  align-items: center;
}
.hero .copy h1 {
  font-size: 2.6rem;
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 18px;
  letter-spacing: -0.01em;
}
.hero .copy p.lead {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin: 0 0 28px;
}
.hero .badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}
.badge-store {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 10px;
  background: var(--text);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: not-allowed;
  opacity: 0.85;
}
.badge-store.disabled::after {
  content: "Coming soon";
  margin-left: 8px;
  padding: 2px 8px;
  background: rgba(255,255,255,0.18);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 500;
}
.badge-store svg { width: 18px; height: 18px; }

.hero .visual {
  text-align: center;
}
.hero .visual img {
  width: 180px;
  height: 180px;
  border-radius: 36px;
  box-shadow: var(--shadow-md);
  margin: 0 auto;
}

/* ── セクション共通 ── */
section.section {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 88px 24px;
}
section.section.alt {
  max-width: 100%;
  background: var(--bg-alt);
}
section.section.alt > .inner {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 24px;
}
section.section h2 {
  font-size: 1.9rem;
  margin: 0 0 14px;
  font-weight: 700;
  letter-spacing: -0.005em;
}
section.section .section-lead {
  color: var(--text-muted);
  margin: 0 0 48px;
  max-width: 640px;
}

/* ── 特徴グリッド ── */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
}
.feature-card .icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--primary-soft);
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 22px;
}
.feature-card h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
  font-weight: 700;
}
.feature-card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ── スクリーンショット ── */
.shots {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.shot {
  margin: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.shot img {
  display: block;
  width: 100%;
  aspect-ratio: 9 / 19;
  object-fit: cover;
  object-position: top center;
}
.shot figcaption {
  padding: 12px 16px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
  text-align: center;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(47,138,245,0.04) 0%, rgba(47,138,245,0) 100%);
}

/* ── 利用シーン ── */
.scenes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}
.scene {
  padding: 24px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.scene .label {
  display: inline-block;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}
.scene h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}
.scene p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* ── CTA ── */
.cta {
  text-align: center;
  padding: 64px 24px;
  background: var(--primary-soft);
}
.cta h2 {
  margin: 0 0 12px;
  font-size: 1.6rem;
}
.cta p {
  margin: 0 0 24px;
  color: var(--text-muted);
}

/* ── フッター ── */
.site-footer {
  background: var(--text);
  color: #c8cdd6;
  padding: 40px 24px 32px;
}
.site-footer .inner {
  max-width: var(--content-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: end;
}
.site-footer .brand-block {
  display: flex;
  align-items: center;
  gap: 12px;
}
.site-footer .brand-block img {
  width: 32px; height: 32px;
  border-radius: 8px;
}
.site-footer .brand-block strong {
  color: #fff;
  font-size: 1rem;
}
.site-footer nav a {
  color: #c8cdd6;
  margin-left: 18px;
  font-size: 0.9rem;
}
.site-footer .copyright {
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 24px;
  padding-top: 18px;
  font-size: 0.85rem;
  color: #8a90a0;
  text-align: center;
  grid-column: 1 / -1;
}

/* ── プライバシーポリシー本文 ── */
article.policy {
  max-width: var(--content-narrow);
  margin: 0 auto;
  padding: 64px 24px 96px;
}
article.policy h1 {
  font-size: 1.9rem;
  margin: 0 0 8px;
}
article.policy .meta {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 32px;
}
article.policy h2 {
  font-size: 1.25rem;
  margin: 40px 0 12px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
article.policy h3 {
  font-size: 1.05rem;
  margin: 20px 0 8px;
}
article.policy ul {
  padding-left: 22px;
}
article.policy ul li { margin: 4px 0; }

/* ── プレースホルダー強調 ── */
.todo {
  display: inline-block;
  background: #fff5cf;
  color: #8a6500;
  padding: 1px 6px;
  border-radius: 4px;
  font-size: 0.85em;
  font-weight: 500;
}

/* ── レスポンシブ ── */
@media (max-width: 880px) {
  .hero { padding: 64px 24px 56px; }
  .hero .inner { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero .copy h1 { font-size: 2rem; }
  .hero .badges { justify-content: center; }
  section.section { padding: 64px 24px; }
  .shots { grid-template-columns: 1fr 1fr; }
  .site-footer .inner { grid-template-columns: 1fr; }
  .site-footer nav { margin-top: 12px; }
  .site-footer nav a:first-child { margin-left: 0; }
}
@media (max-width: 520px) {
  .shots { grid-template-columns: 1fr; max-width: 280px; margin: 0 auto; }
  .hero .visual img { width: 140px; height: 140px; border-radius: 28px; }
}