/* ===== site-style.css : 企業サイト共通スタイル ===== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700;900&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --brand:       #1a4fd6;
  --brand-dark:  #1239a8;
  --brand-light: #e8eefb;
  --accent:      #e8401c;
  --text:        #1a1a1a;
  --text-mid:    #555;
  --text-light:  #888;
  --border:      #dde2ea;
  --bg:          #f7f8fc;
  --white:       #ffffff;
  --nav-h:       56px;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── ナビ ── */
.site-nav {
  height: var(--nav-h);
  background: var(--white);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 32px;
  gap: 32px;
  flex-shrink: 0;
}
.nav-logo {
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--brand);
  letter-spacing: 0.06em;
  text-decoration: none;
  white-space: nowrap;
}
.nav-links {
  display: flex;
  gap: 24px;
  list-style: none;
  margin-left: auto;
}
.nav-links a {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-mid);
  text-decoration: none;
  letter-spacing: 0.04em;
}
.nav-links a:hover { color: var(--brand); }

/* ── フッター ── */
.site-footer {
  margin-top: auto;
  background: #1a1e28;
  color: #8892a4;
  font-size: 0.72rem;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}
.footer-logo { font-weight: 900; color: #c0c8d8; letter-spacing: 0.06em; }

/* ── ページコンテンツ領域 ── */
.page-content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* ── ボタン ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 36px;
  background: var(--brand);
  color: white;
  font-family: inherit;
  font-size: 0.9rem;
  font-weight: 700;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background 0.15s, transform 0.1s;
}
.btn-primary:hover  { background: var(--brand-dark); }
.btn-primary:active { transform: scale(0.98); }