/* ===== Base Styles ===== */

body {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  letter-spacing: var(--ls-body);
  color: var(--text-on-light);
  background: var(--washi);
}

/* ── コンテナ ── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--container-pad);
}

.container-wide {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--container-pad);
}

/* ── セクション共通 ── */
.section {
  padding: var(--section-padding);
}

.section-dark {
  background: var(--grad-section-dark);
  color: var(--text-on-dark);
}

.section-washi {
  background: var(--washi);
  color: var(--text-on-light);
}

.section-washi-deep {
  background: var(--washi-deep);
  color: var(--text-on-light);
}

/* ── セクションヘッダー ── */
.section-label {
  display: block;
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-label);
  font-weight: 300;
  letter-spacing: var(--ls-label);
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-h2);
  font-weight: 500;
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-heading);
}

.section-title-wrap {
  position: relative;
  display: inline-block;
  margin-bottom: 48px;
}

.section-title-wrap::after {
  content: '';
  position: absolute;
  bottom: -14px;
  left: 0;
  height: 2px;
  width: 0;
  background: var(--gold);
  transition: width 0.8s ease 0.3s;
}

.section-title-wrap.visible::after {
  width: 48px;
}

.section-header {
  margin-bottom: 64px;
}

/* ── 金のセパレーター ── */
.gold-separator {
  width: 100%;
  height: 1px;
  background: var(--grad-gold-line);
}

/* ── タイポグラフィ ── */
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }

.serif { font-family: 'Noto Serif JP', serif; }
.shippori { font-family: 'Shippori Mincho B1', serif; }
.sans { font-family: 'Noto Sans JP', sans-serif; }

/* ── ボタン ── */
.btn-primary {
  border: 1px solid var(--gold);
  color: var(--gold);
  padding: 14px 44px;
  font-family: 'Shippori Mincho B1', serif;
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  background: transparent;
  position: relative;
  overflow: hidden;
  transition: color 0.4s;
  display: inline-block;
  cursor: pointer;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
  z-index: -1;
}

.btn-primary:hover { color: var(--ink); }
.btn-primary:hover::before { transform: scaleX(1); }

.btn-outline {
  border: 1px solid var(--ink);
  color: var(--ink);
  padding: 14px 44px;
  font-family: 'Shippori Mincho B1', serif;
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  background: transparent;
  position: relative;
  overflow: hidden;
  transition: color 0.4s;
  display: inline-block;
}

.btn-outline::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
  z-index: -1;
}

.btn-outline:hover { color: var(--washi); }
.btn-outline:hover::before { transform: scaleX(1); }

/* テキストリンク（矢印アニメーション）*/
.link-arrow {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 0.85rem;
  color: var(--gold-light);
  letter-spacing: 0.1em;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: gap 0.3s, color 0.2s;
}

.link-arrow::after { content: '→'; transition: transform 0.3s; }
.link-arrow:hover { gap: 16px; color: var(--gold); }
.link-arrow:hover::after { transform: translateX(4px); }

/* ── アニメーションクラス ── */
.anim-fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.anim-fade-up.visible { opacity: 1; transform: translateY(0); }

.anim-slide-left {
  opacity: 0;
  transform: translateX(-48px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.anim-slide-left.visible { opacity: 1; transform: translateX(0); }

.anim-slide-right {
  opacity: 0;
  transform: translateX(48px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.anim-slide-right.visible { opacity: 1; transform: translateX(0); }

.anim-scale-in {
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.anim-scale-in.visible { opacity: 1; transform: scale(1); }

/* 遅延クラス */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* テキスト1文字ずつ出現 */
.char {
  display: inline-block;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.char.visible { opacity: 1; transform: translateY(0); }

/* ── ページヒーロー（サブページ共通）── */
.page-hero {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--grad-section-dark);
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transform: scale(1.05);
  animation: pageHeroZoom 8s ease-out forwards;
}

@keyframes pageHeroZoom {
  from { transform: scale(1.05); }
  to   { transform: scale(1.0); }
}

.page-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    170deg,
    rgba(26,22,18,0.75) 0%,
    rgba(26,22,18,0.4) 50%,
    rgba(26,22,18,0.7) 100%
  );
}

.page-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--text-on-dark);
}

.page-hero-label {
  display: block;
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-label);
  font-weight: 300;
  letter-spacing: var(--ls-label);
  color: var(--gold-light);
  margin-bottom: 20px;
  text-transform: uppercase;
}

.page-hero-title {
  font-family: 'Shippori Mincho B1', serif;
  font-size: var(--fs-h1);
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--white);
}

/* ── 強調テキスト ── */
.text-vermillion { color: var(--vermillion); font-weight: 500; }
.text-gold { color: var(--gold); }
.text-muted-dark { color: var(--text-muted); }

/* ── 2列グリッド ── */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap-grid);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

@media (max-width: 900px) {
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .grid-3 { grid-template-columns: 1fr; }
  .page-hero { height: 280px; }
}

/* ── テーブル ── */
.info-table {
  width: 100%;
  border-top: 1px solid var(--border);
}

.info-table tr {
  border-bottom: 1px solid var(--border);
}

.info-table th,
.info-table td {
  padding: 18px 0;
  font-size: var(--fs-small);
  text-align: left;
  vertical-align: top;
}

.info-table th {
  font-family: 'Noto Serif JP', serif;
  font-weight: 500;
  letter-spacing: 0.08em;
  width: 160px;
  color: var(--gold);
}

.info-table-dark {
  border-top: 1px solid var(--border-light);
}
.info-table-dark tr { border-bottom: 1px solid var(--border-light); }
.info-table-dark th { color: var(--gold-light); }
.info-table-dark th,
.info-table-dark td { color: var(--text-on-dark); }

/* ── ご利益グリッド ── */
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.benefit-item {
  text-align: center;
  padding: 24px 16px;
  border: 1px solid var(--border-dark);
  transition: border-color 0.3s, transform 0.3s;
}

.benefit-item:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
}

.benefit-icon {
  font-size: 2rem;
  margin-bottom: 12px;
  display: block;
}

.benefit-name {
  font-family: 'Noto Serif JP', serif;
  font-size: var(--fs-small);
  letter-spacing: 0.1em;
}

@media (max-width: 768px) {
  .benefit-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── 写真プレースホルダー ── */
.photo-placeholder {
  width: 100%;
  height: 100%;
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  background: var(--grad-section-dark);
  color: rgba(245,240,232,0.3);
}