/* ==========================================================================
   DEMAIN — Privacy Policy Page（page-privacy-policy.php）専用CSS — Phase 2
   ==========================================================================
   元ファイル: demain-website/style.css（共通デザインシステム、Privacy Page
   が使用する部分のみ）+ demain-website/privacy.css（pp-プレフィックスの
   Privacy Page専用ルール、原本のまま）を1ファイルに統合したもの。

   SWELL側の既存CSSとの衝突を避けるため、すべてのセレクタに
   `body.demain-privacy` を前置してスコープしている（functions.php側で
   page-privacy-policy.php表示時のみ <body> に demain-privacy クラスを付与）。

   「03 個人情報の利用目的」の <ol class="pp-list-num"> は標準の decimal
   番号のみを使用し、::marker でGold着色している。counter() + ::before
   による装飾番号は追加しない（二重表示の再発防止、HANDOFF.md参照）。
   ========================================================================== */

/* ==========================================================================
   Base / Tokens
   ========================================================================== */
body.demain-privacy {
  --navy: #0F1C2E;
  --navy-dark: #081422;
  --gold: #C6A86A;
  --off-white: #F7F5F0;
  --white: #FFFFFF;
  --text-dark: #20252B;

  --serif: 'Cormorant Garamond', 'Noto Serif JP', serif;
  --sans: 'Noto Sans JP', -apple-system, 'Hiragino Kaku Gothic ProN', sans-serif;

  --header-h: 84px;
  --radius: 2px;
  --ease: cubic-bezier(.25, .1, .25, 1);
}

body.demain-privacy,
body.demain-privacy * { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body.demain-privacy {
  font-family: var(--sans);
  color: var(--text-dark);
  background: var(--off-white);
  font-weight: 300;
  line-height: 1.85;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

body.demain-privacy a { text-decoration: none; color: inherit; }
body.demain-privacy button { font-family: inherit; background: none; border: none; cursor: pointer; }
body.demain-privacy ul { list-style: none; }
body.demain-privacy img { max-width: 100%; display: block; }

/* ==========================================================================
   Reveal / fade-up
   ========================================================================== */
body.demain-privacy .fade-up {
  opacity: 1;
  transform: none;
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
body.demain-privacy .fade-up.fade-up-hidden {
  opacity: 0;
  transform: translateY(24px);
}
body.demain-privacy .fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Buttons (Header only) / eyebrow
   ========================================================================== */
body.demain-privacy .btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 34px;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
  white-space: nowrap;
}
body.demain-privacy .btn span { transition: transform .3s var(--ease); display: inline-block; }
body.demain-privacy .btn:hover span { transform: translateX(4px); }

body.demain-privacy .btn-gold {
  background: var(--gold);
  color: var(--navy-dark);
}
body.demain-privacy .btn-gold:hover { background: #d4bb84; }

body.demain-privacy .btn-outline-gold {
  border-color: var(--gold);
  color: var(--gold);
  background: transparent;
}
body.demain-privacy .btn-outline-gold:hover { background: rgba(198, 168, 106, 0.1); }

body.demain-privacy .btn-small { padding: 10px 22px; font-size: 0.78rem; }

body.demain-privacy .eyebrow {
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 18px;
}

/* ==========================================================================
   Header
   ========================================================================== */
body.demain-privacy .site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(15, 28, 46, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(198, 168, 106, 0.15);
  transition: background .4s var(--ease);
}

body.admin-bar.demain-privacy .site-header { top: 32px; }
body.admin-bar.demain-privacy .mobile-nav { top: calc(var(--header-h) + 32px); }
@media screen and (max-width: 782px) {
  body.admin-bar.demain-privacy .site-header { top: 46px; }
  body.admin-bar.demain-privacy .mobile-nav { top: calc(var(--header-h) + 46px); }
}

body.demain-privacy .header-inner {
  max-width: 1320px;
  margin: 0 auto;
  height: 100%;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

body.demain-privacy .logo {
  font-family: var(--serif);
  font-size: 1.5rem;
  letter-spacing: 0.15em;
  color: var(--white);
  font-weight: 500;
}

body.demain-privacy .main-nav { display: flex; gap: 44px; }
body.demain-privacy .main-nav a {
  color: rgba(247, 245, 240, 0.85);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  position: relative;
  padding-bottom: 4px;
}
body.demain-privacy .main-nav a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease);
}
body.demain-privacy .main-nav a:hover::after { transform: scaleX(1); }

body.demain-privacy .header-right { display: flex; align-items: center; gap: 24px; }

body.demain-privacy .hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 22px;
}
body.demain-privacy .hamburger span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--off-white);
  transition: transform .3s var(--ease), opacity .3s var(--ease);
}
body.demain-privacy .hamburger.active span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
body.demain-privacy .hamburger.active span:nth-child(2) { opacity: 0; }
body.demain-privacy .hamburger.active span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

body.demain-privacy .mobile-nav {
  display: none;
  flex-direction: column;
  gap: 0;
  background: var(--navy-dark);
  border-top: 1px solid rgba(198, 168, 106, 0.15);
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s var(--ease);
}
body.demain-privacy .mobile-nav.open { max-height: 420px; }
body.demain-privacy .mobile-nav a {
  padding: 18px 32px;
  border-bottom: 1px solid rgba(247, 245, 240, 0.06);
  color: var(--off-white);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
}
body.demain-privacy .mobile-nav .btn { margin: 20px 32px; align-self: flex-start; }

/* ==========================================================================
   Footer
   ========================================================================== */
body.demain-privacy .site-footer { background: var(--navy-dark); border-top: 1px solid rgba(247, 245, 240, 0.08); padding: 60px 40px 30px; }
body.demain-privacy .footer-top {
  max-width: 1320px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 30px;
  padding-bottom: 40px;
}
body.demain-privacy .footer-logo { color: var(--off-white); }
body.demain-privacy .footer-nav { display: flex; gap: 30px; flex-wrap: wrap; }
body.demain-privacy .footer-nav a { font-size: 0.78rem; color: rgba(247, 245, 240, 0.65); letter-spacing: 0.05em; }
body.demain-privacy .footer-nav a:hover { color: var(--gold); }
body.demain-privacy .footer-bottom {
  max-width: 1320px;
  margin: 0 auto;
  padding-top: 30px;
  border-top: 1px solid rgba(247, 245, 240, 0.08);
}
body.demain-privacy .footer-bottom p { font-size: 0.72rem; color: rgba(247, 245, 240, 0.4); }

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
body.demain-privacy .pp-hero {
  position: relative;
  padding: calc(var(--header-h) + 100px) 40px 90px;
  background: var(--navy-dark);
  text-align: center;
  overflow: hidden;
}
body.demain-privacy .pp-hero-inner { max-width: 640px; margin: 0 auto; }
body.demain-privacy .pp-hero .eyebrow { justify-content: center; }
body.demain-privacy .pp-hero-title {
  font-family: var(--serif);
  color: var(--white);
  font-weight: 500;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  line-height: 1.5;
  margin-bottom: 26px;
}
body.demain-privacy .pp-hero-desc {
  color: rgba(247, 245, 240, 0.8);
  font-size: 0.9rem;
  line-height: 1.95;
}

/* --------------------------------------------------------------------------
   Body
   -------------------------------------------------------------------------- */
body.demain-privacy .pp-body { padding: 100px 40px 130px; background: var(--white); }
body.demain-privacy .pp-body-inner { max-width: 720px; margin: 0 auto; }

body.demain-privacy .pp-item {
  padding: 44px 0;
  border-top: 1px solid rgba(15, 28, 46, 0.1);
}
body.demain-privacy .pp-item:first-child { border-top: none; padding-top: 0; }

body.demain-privacy .pp-item-num {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--gold);
  margin-bottom: 14px;
}
body.demain-privacy .pp-item-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.1rem, 1.6vw, 1.3rem);
  color: var(--text-dark);
  margin-bottom: 18px;
}
body.demain-privacy .pp-item p {
  font-size: 0.88rem;
  color: #3a3f46;
  line-height: 1.95;
  margin-bottom: 14px;
}
body.demain-privacy .pp-item p:last-child { margin-bottom: 0; }

body.demain-privacy .pp-list { margin: 0 0 14px; }
body.demain-privacy .pp-list li {
  position: relative;
  padding-left: 18px;
  font-size: 0.88rem;
  color: #3a3f46;
  line-height: 1.95;
}
body.demain-privacy .pp-list li::before {
  content: '';
  position: absolute;
  left: 0; top: 12px;
  width: 5px; height: 1px;
  background: var(--gold);
}

body.demain-privacy .pp-list-num {
  margin: 0 0 14px;
  padding-left: 22px;
  list-style: decimal outside;
}
body.demain-privacy .pp-list-num li {
  padding-left: 6px;
  font-size: 0.88rem;
  color: #3a3f46;
  line-height: 1.95;
}
body.demain-privacy .pp-list-num li::marker {
  color: var(--gold);
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.85rem;
}

body.demain-privacy .pp-date { font-size: 0.82rem; color: #6a6f76; margin-top: 22px; }

body.demain-privacy .pp-inline-link {
  color: var(--navy);
  border-bottom: 1px solid rgba(198, 168, 106, 0.6);
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}
body.demain-privacy .pp-inline-link:hover { color: var(--gold); border-color: var(--gold); }

/* ==========================================================================
   Responsive — Mobile
   ========================================================================== */
@media (max-width: 768px) {
  body.demain-privacy { --header-h: 64px; }

  body.demain-privacy .header-inner { padding: 0 20px; }
  body.demain-privacy .main-nav { display: none; }
  body.demain-privacy .header-right .btn-small { display: none; }
  body.demain-privacy .hamburger { display: flex; }
  body.demain-privacy .mobile-nav { display: flex; position: fixed; top: var(--header-h); left: 0; right: 0; }

  body.demain-privacy .pp-hero { padding: calc(var(--header-h) + 50px) 24px 60px; }
  body.demain-privacy .pp-hero-title { font-size: 1.6rem; }

  body.demain-privacy .pp-body { padding: 60px 24px 90px; }
  body.demain-privacy .pp-item { padding: 34px 0; }

  body.demain-privacy .footer-top { flex-direction: column; align-items: flex-start; }
  body.demain-privacy .site-footer { padding: 50px 24px 24px; }
}
