/* billiregi.com の訴求サイト（トップ・できること・費用）で共有するスタイル。
   2026-09-19 に index.html のページ内 style から切り出した。 */
body { background: #fff; }

/* ---- 共通 ---- */
.wrap { max-width: 1000px; margin: 0 auto; padding: 0 1.5rem; }
.wrap-narrow { max-width: 720px; margin: 0 auto; padding: 0 1.5rem; }
section { padding: 4.5rem 0; }
section.alt { background: var(--color-gray-50); }
h2.sec {
  font-size: clamp(1.4rem, 3.6vw, 2rem);
  font-weight: 800;
  letter-spacing: -.02em;
  line-height: 1.35;
  margin-bottom: .75rem;
  color: var(--color-gray-900);
}
p.sec-lead {
  font-size: 1.02rem;
  line-height: 1.85;
  color: var(--color-gray-600);
  margin-bottom: 2.5rem;
  max-width: 46rem;
}

/* ---- ヘッダー ---- */
.lp-header {
  background: var(--color-gray-900);
  color: #fff;
  padding: 0 1.5rem;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}
.lp-header-brand { font-weight: 800; font-size: 1.05rem; color: #fff; letter-spacing: -.01em; }
.lp-header-brand:hover { text-decoration: none; }
.lp-header-cta {
  background: var(--color-primary);
  color: #fff;
  font-size: .85rem;
  font-weight: 700;
  padding: .45rem 1.1rem;
  border-radius: 999px;
}
.lp-header-cta:hover { background: var(--color-primary-dk); text-decoration: none; }

/* ヘッダーのナビ。現在地は太字にする */
.lp-nav { display: flex; gap: 1.25rem; margin-left: auto; margin-right: 1.25rem; }
.lp-nav a { color: rgba(255,255,255,.82); font-size: .9rem; }
.lp-nav a:hover { color: #fff; text-decoration: none; }
.lp-nav a[aria-current="page"] { color: #fff; font-weight: 700; }
@media (max-width: 520px) {
  .lp-header { padding: 0 1rem; }
  .lp-header-brand { font-size: .82rem; }
  .lp-nav { gap: .9rem; margin-right: .8rem; }
  .lp-nav a { font-size: .82rem; }
  .lp-header-cta { padding: .4rem .85rem; font-size: .8rem; white-space: nowrap; }
}

/* ---- ヒーロー ---- */
.lp-hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 55%, #2563eb 100%);
  color: #fff;
  padding: 5rem 1.5rem 4.5rem;
  text-align: center;
}
.lp-hero .eyebrow {
  display: inline-block;
  background: rgba(255,255,255,.12);
  border-radius: 999px;
  padding: .35rem 1rem;
  font-size: .82rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
}
.lp-hero h1 {
  font-size: clamp(1.75rem, 5vw, 2.9rem);
  font-weight: 800;
  line-height: 1.28;
  letter-spacing: -.02em;
  margin-bottom: 1.1rem;
}
.lp-hero p {
  font-size: clamp(1rem, 2.4vw, 1.15rem);
  color: rgba(255,255,255,.88);
  max-width: 42rem;
  margin: 0 auto 2.25rem;
  line-height: 1.85;
}
.btn-cta {
  display: inline-block;
  background: #fff;
  color: var(--color-primary);
  font-size: 1.05rem;
  font-weight: 700;
  padding: .95rem 2.5rem;
  border-radius: 999px;
  box-shadow: 0 4px 20px rgba(0,0,0,.22);
  transition: transform .15s;
}
.btn-cta:hover { transform: translateY(-2px); text-decoration: none; }
.lp-hero .note { font-size: .85rem; color: rgba(255,255,255,.7); margin: 1rem 0 0; }

/* ---- 実画面のならび ---- */
.shots-sec { background: var(--color-gray-50); }
.shots {
  display: grid;
  grid-template-columns: minmax(0, 300px) minmax(0, 1fr);
  gap: 2rem;
  align-items: end;
}
.shot { margin: 0; }
.shot img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  box-shadow: 0 16px 40px rgba(15,23,42,.16), 0 2px 6px rgba(15,23,42,.06);
  background: #fff;
}
.shot figcaption {
  margin-top: .85rem;
  font-size: .85rem;
  color: var(--color-gray-600);
  text-align: center;
}
@media (max-width: 820px) {
  .shots { grid-template-columns: 1fr; gap: 2.5rem; }
  /* 縦長のスマホ画面は横幅いっぱいだと大きすぎるので抑える */
  .shot--phone { max-width: 300px; margin-left: auto; margin-right: auto; }
}

/* ---- 流れ（縦のステップ） ---- */
.flow { list-style: none; counter-reset: flow; display: grid; gap: 1rem; }
.flow li {
  counter-increment: flow;
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem 1.25rem 4rem;
  position: relative;
}
.flow li::before {
  content: counter(flow);
  position: absolute;
  left: 1.25rem;
  top: 1.25rem;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  font-size: .95rem;
  display: flex;
  align-items: center;
  justify-content: center;
}
.flow h3 { font-size: 1.02rem; font-weight: 700; margin-bottom: .3rem; color: var(--color-gray-900); }
.flow p { font-size: .93rem; line-height: 1.8; color: var(--color-gray-600); }

/* ---- カード（3列） ---- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.25rem; }
.card {
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}
.card h3 { font-size: 1.02rem; font-weight: 700; margin-bottom: .55rem; color: var(--color-gray-900); }
.card p { font-size: .93rem; line-height: 1.8; color: var(--color-gray-600); }

/* ---- 料金 ---- */
.price-head {
  background: var(--color-gray-900);
  color: #fff;
  border-radius: var(--radius);
  padding: 1.75rem;
  text-align: center;
  margin-bottom: 1.25rem;
}
.price-head .label { font-size: .9rem; color: var(--color-gray-400); }
.price-head .amount { font-size: clamp(1.6rem, 4.5vw, 2.2rem); font-weight: 800; letter-spacing: -.02em; }
.price-table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--color-gray-200); border-radius: var(--radius); overflow: hidden; }
.price-table th, .price-table td { padding: .85rem 1rem; text-align: left; font-size: .95rem; border-bottom: 1px solid var(--color-gray-200); }
.price-table th { background: var(--color-gray-50); font-weight: 700; color: var(--color-gray-800); }
.price-table tr:last-child th, .price-table tr:last-child td { border-bottom: none; }
.price-table td.amt { text-align: right; font-weight: 700; white-space: nowrap; }
.price-note { font-size: .88rem; line-height: 1.85; color: var(--color-gray-600); margin-top: 1rem; }

/* ---- できないこと ---- */
.cannot { display: grid; gap: .75rem; }
.cannot li {
  list-style: none;
  background: #fff;
  border-left: 4px solid var(--color-warning);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow);
}
.cannot b { display: block; font-size: .98rem; color: var(--color-gray-900); margin-bottom: .25rem; }
.cannot span { font-size: .92rem; line-height: 1.8; color: var(--color-gray-600); }

/* ---- FAQ ---- */
.faq details {
  background: #fff;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: .75rem;
}
.faq summary { font-weight: 700; font-size: .98rem; cursor: pointer; color: var(--color-gray-900); }
.faq p { font-size: .93rem; line-height: 1.85; color: var(--color-gray-600); margin-top: .75rem; }

/* ---- 2列のリスト（含まれるもの／別途、会員側／店舗側） ---- */
.two-col { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.25rem; margin-top: 1.5rem; }
.list-box { background: #fff; border: 1px solid var(--color-gray-200); border-radius: var(--radius); padding: 1.5rem; box-shadow: var(--shadow); }
.list-box h3 { font-size: 1rem; font-weight: 700; margin-bottom: .85rem; color: var(--color-gray-900); }
.list-box ul { margin: 0; padding-left: 1.2rem; }
.list-box li { font-size: .92rem; line-height: 1.85; color: var(--color-gray-600); margin-bottom: .35rem; }

/* ---- 次のページへの誘導 ---- */
.next-nav { text-align: center; }
.next-nav p { margin-bottom: 1.5rem; color: var(--color-gray-600); font-size: .95rem; line-height: 1.85; }
.next-link { margin-top: 1.75rem; text-align: center; }

/* ---- 下層ページの見出し ---- */
.page-hero { padding: 3.5rem 1.5rem 3rem; }
.page-hero h1 { font-size: clamp(1.8rem, 5vw, 2.6rem); font-weight: 800; letter-spacing: -.02em; line-height: 1.35; }
.page-hero p { max-width: 44rem; margin: 1.25rem auto 0; font-size: 1rem; line-height: 1.9; color: rgba(255,255,255,.88); }

/* ---- フォーム ---- */
.form-grid { display: grid; gap: 1.1rem; }
.field label { display: block; font-size: .9rem; font-weight: 700; margin-bottom: .35rem; color: var(--color-gray-800); }
.field .req { color: var(--color-danger); font-size: .8rem; margin-left: .35rem; }
.field input, .field select, .field textarea {
  width: 100%;
  font-family: inherit;
  font-size: 1rem;
  padding: .7rem .85rem;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius);
  background: #fff;
  color: var(--color-gray-900);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
  border-color: var(--color-primary);
}
.field textarea { min-height: 8rem; resize: vertical; }
/* ハニーポット。人には見せず、ボットにだけ見える入力欄 */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.btn-submit {
  background: var(--color-primary);
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  padding: .9rem 2rem;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  width: 100%;
}
.btn-submit:hover { background: var(--color-primary-dk); }
.btn-submit:disabled { background: var(--color-gray-400); cursor: not-allowed; }
.form-msg { margin-top: 1rem; font-size: .95rem; line-height: 1.8; border-radius: var(--radius); padding: .9rem 1.1rem; }
.form-msg.ok { background: var(--status-idle); color: var(--status-idle-text); }
.form-msg.ng { background: var(--status-in-use); color: var(--status-in-use-text); }
.form-privacy { font-size: .85rem; color: var(--color-gray-600); line-height: 1.8; margin-top: 1rem; }

/* ---- フッター ---- */
.lp-footer { background: var(--color-gray-900); color: var(--color-gray-400); padding: 3rem 1.5rem; font-size: .9rem; line-height: 1.9; }
.lp-footer b { color: #fff; display: block; font-size: 1rem; margin-bottom: .5rem; }
.lp-footer a { color: var(--color-gray-400); text-decoration: underline; }
.lp-footer a:hover { color: #fff; }
.lp-footer .links { margin-top: 1.5rem; display: flex; gap: 1.25rem; flex-wrap: wrap; }
.lp-footer .copy { margin-top: 1.75rem; font-size: .82rem; color: #6b7280; }