/* ============================================================
   koro*mi 共通スタイル（全ページ共通のナビゲーション・固定UI）
   ------------------------------------------------------------
   ここを直すと全ページに反映されます。
   対象：ハンバーガー／ドロワー／PC固定サイドナビ／固定CTA／
         ページ上部ナビ・目次の非表示指定
   ============================================================ */

/* iOS Safariが横並びの小さい文字を自動で拡大してしまうのを防ぐ */
html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

/* ===== ナビゲーション（全ページ共通） ===== */
.hamburger {
  display: none;
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 130;
  width: 52px;
  height: 52px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid rgba(154,95,95,0.25);
  background: rgba(253,246,240,0.96);
  backdrop-filter: blur(6px);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  box-shadow: 0 2px 12px rgba(107,72,72,0.14);
  -webkit-tap-highlight-color: transparent;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--heading);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.25s;
  pointer-events: none;
}

.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 110;
  background: rgba(58,42,42,0.35);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.drawer-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

.drawer {
  animation: none !important;
  position: fixed;
  top: 0;
  right: 0;
  z-index: 115;
  width: min(78vw, 300px);
  height: 100%;
  background: var(--cream);
  box-shadow: -4px 0 24px rgba(107,72,72,0.16);
  transform: translateX(100%);
  transition: transform 0.32s cubic-bezier(0.4,0,0.2,1);
  overflow-y: auto;
  padding: 76px 24px 40px;
  display: none;
  pointer-events: none;
}

.drawer.is-open {
  transform: translateX(0);
  pointer-events: auto;
}

.drawer-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--label);
  margin: 38px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(212,160,160,0.3);
}

.drawer-title:first-of-type { margin-top: 0; }

.drawer-cta {
  display: block;
  text-align: center;
  padding: 14px 0;
  margin-bottom: 8px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: #fff !important;
  background: var(--heading);
  border-radius: 10px;
  text-decoration: none;
  transition: background 0.2s;
}

.drawer-cta:hover { background: var(--deep); }

.drawer a.drawer-cta--secondary {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 34px;
  padding: 0 8px;
  font-size: 13px;
  white-space: nowrap;
  background: transparent;
  border: 1.5px solid var(--mauve);
  border-bottom: 1.5px solid var(--mauve);
  color: var(--mauve) !important;
  margin-bottom: 40px;
}

.drawer a.drawer-cta--secondary:hover {
  background: rgba(176,120,120,0.08);
  padding: 0 8px;
}

.drawer a {
  display: block;
  padding: 14px 6px;
  font-size: 15px;
  color: var(--deep);
  text-decoration: none;
  border-bottom: 1px solid rgba(212,160,160,0.16);
  transition: color 0.2s, padding-left 0.2s;
}

.drawer a:hover, .drawer a:focus-visible {
  color: var(--heading);
  padding-left: 8px;
}

.drawer a.current {
  color: var(--heading);
  font-weight: 600;
}

/* ページ内アンカー（CONTENTS）は控えめに、別ページ（PAGES）と差をつける */
.drawer-title--sub {
  border-bottom: none;
  color: var(--dusty-rose);
  font-size: 11px;
}

.drawer-subnote {
  font-size: 12px;
  color: #b0a0a0;
  margin: -6px 0 8px;
}

.drawer-subgroup a {
  font-size: 13.5px;
  color: #8a7373;
  padding: 10px 6px 10px 4px;
  border-bottom: 1px dashed rgba(212,160,160,0.16);
}

.drawer-subgroup a::before {
  content: "↓ ";
  color: var(--dusty-rose);
}

.drawer-subgroup a:hover {
  color: var(--heading);
  padding-left: 8px;
}

/* ========== PC：固定サイドナビ ========== */

.side-nav {
  animation: none !important;
  display: none;
  position: fixed;
  top: 50%;
  right: 22px;
  transform: translateY(-50%);
  z-index: 90;
  background: rgba(253,246,240,0.9);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(212,160,160,0.28);
  border-radius: 14px;
  padding: 16px 18px;
  box-shadow: 0 4px 22px rgba(107,72,72,0.11);
  max-width: 190px;
}

.side-nav-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  color: var(--label);
  margin-top: 22px;
  margin-bottom: 9px;
}

.side-nav-title:first-of-type { margin-top: 0; }

.side-nav a {
  display: block;
  font-size: 13px;
  color: var(--deep);
  text-decoration: none;
  padding: 5px 0 5px 12px;
  border-left: 2px solid transparent;
  line-height: 1.5;
  transition: color 0.2s, border-color 0.2s;
}

.side-nav a:hover {
  color: var(--heading);
  border-left-color: var(--dusty-rose);
}

.side-nav a.is-active {
  color: var(--heading);
  font-weight: 600;
  border-left-color: var(--heading);
}

/* ========== 独立した固定CTA（モバイル以外は常時表示） ========== */

.floating-cta {
  display: none;
  position: fixed;
  bottom: 84px;
  right: 22px;
  z-index: 95;
  align-items: center;
  gap: 6px;
  padding: 14px 26px;
  border-radius: 999px;
  background: var(--heading);
  color: #fff !important;
  font-family: 'Zen Kaku Gothic New', sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(107,72,72,0.28);
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}

.floating-cta:hover {
  background: var(--deep);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(107,72,72,0.34);
}

@media (min-width: 781px) {
  .floating-cta { display: inline-flex; }
}

@media (min-width: 1180px) {
  .side-nav { display: block; }
}

@media (max-width: 1179px) {
  .hamburger { display: flex; }
  .drawer, .drawer-overlay { display: block; }
  .page-nav { display: none !important; }
  .toc { display: none !important; }
}

/* 旧ナビ（上部タブ・目次）は新しいサイドナビ／フローティングCTAが
   全幅で代替するため、幅を問わず常に非表示にする */
.page-nav, .toc { display: none !important; }