/* =============================================
   SHIZUKA Personal Yoga Studio
   高級感のあるミニマル・ジャパニーズデザイン
   ============================================= */

:root {
  --color-bg: #faf7f2;
  --color-bg-dark: #1a1814;
  --color-ink: #1a1814;
  --color-sub: #6b6358;
  --color-line: #d9d2c5;
  --color-gold: #b8976a;
  --color-gold-light: #d4b87f;
  --color-cream: #f3ede1;
  --color-forest: #2b3a2e;

  --font-en: 'Cormorant Garamond', serif;
  --font-jp: 'Shippori Mincho', 'Noto Serif JP', serif;
  --font-jp-light: 'Noto Serif JP', serif;

  --ease: cubic-bezier(0.645, 0.045, 0.355, 1);
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-jp-light);
  font-weight: 300;
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.9;
  letter-spacing: 0.05em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  /* 日本語の禁則処理:文末の1〜2文字だけが孤立する現象を防ぐ */
  line-break: strict;
  word-break: auto-phrase; /* Chrome 119+ */
  text-wrap: pretty; /* Safari 17.5+ / Chrome 117+ : 最終行に孤立文字が出ないよう段落全体を再調整 */
  overflow-wrap: anywhere;
  hanging-punctuation: allow-end;
}

/* 見出しは行のバランスを取る(text-wrap: balance) */
h1, h2, h3, h4,
.section-title,
.for-whom-title,
.concept-title,
.reasons-title,
.studio-title,
.contact-title {
  text-wrap: balance;
}

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

/* ローディング */
.loader {
  position: fixed;
  inset: 0;
  background: var(--color-bg-dark);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 1.2s var(--ease), visibility 1.2s var(--ease);
}
.loader.hidden { opacity: 0; visibility: hidden; }
.loader-inner { text-align: center; }
.loader-text {
  display: block;
  font-family: var(--font-en);
  font-size: 2.5rem;
  letter-spacing: 0.4em;
  color: var(--color-gold-light);
  margin-bottom: 2rem;
  font-weight: 300;
}
.loader-bar {
  width: 200px;
  height: 1px;
  background: rgba(255,255,255,0.1);
  margin: 0 auto;
  overflow: hidden;
}
.loader-bar-fill {
  width: 0;
  height: 100%;
  background: var(--color-gold-light);
  animation: loaderFill 1.8s var(--ease) forwards;
}
@keyframes loaderFill {
  0% { width: 0; }
  100% { width: 100%; }
}

/* ヘッダー */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 2rem 3.5rem;
  z-index: 100;
  transition: all 0.6s var(--ease);
  mix-blend-mode: normal;
}
.header.scrolled {
  padding: 1rem 3.5rem;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-line);
}
/* ヒーロー上（未スクロール時）はライト色に */
.header:not(.scrolled) .logo-main { color: #faf7f2; }
.header:not(.scrolled) .logo-sub { color: rgba(250,247,242,0.7); }
.header:not(.scrolled) .nav-list a { color: #faf7f2; }
.header:not(.scrolled) .header-cta {
  color: #faf7f2;
  border-color: rgba(250,247,242,0.7);
}
.header:not(.scrolled) .header-cta::before { background: #faf7f2; }
.header:not(.scrolled) .header-cta:hover { color: var(--color-ink); }
.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1440px;
  margin: 0 auto;
}
.logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.logo-main {
  font-family: var(--font-en);
  font-size: 1.75rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  color: var(--color-ink);
}
.logo-sub {
  font-family: var(--font-en);
  font-size: 0.65rem;
  font-style: italic;
  letter-spacing: 0.25em;
  color: var(--color-sub);
  margin-top: 0.4rem;
}
.nav-list {
  display: flex;
  gap: 2.5rem;
}
.nav-list a {
  font-family: var(--font-en);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  position: relative;
  padding: 0.5rem 0;
  transition: color 0.4s var(--ease);
}
.nav-num {
  font-size: 0.6rem;
  color: var(--color-gold);
  font-style: italic;
}
.nav-list a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-gold);
  transition: width 0.5s var(--ease);
}
.nav-list a:hover::after { width: 100%; }
.nav-list a:hover { color: var(--color-gold); }
.header-cta {
  font-family: var(--font-jp);
  font-size: 0.8rem;
  padding: 0.9rem 1.8rem;
  border: 1px solid var(--color-ink);
  letter-spacing: 0.15em;
  transition: all 0.5s var(--ease);
  position: relative;
  overflow: hidden;
}
.header-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-ink);
  transform: translateX(-101%);
  transition: transform 0.5s var(--ease);
}
.header-cta span { position: relative; z-index: 1; }
.header-cta:hover { color: var(--color-bg); }
.header-cta:hover::before { transform: translateX(0); }
.menu-btn { display: none; }

/* ヒーロー */
.hero {
  position: relative;
  height: 100vh;
  min-height: 720px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(20,18,15,0.85) 0%, rgba(20,18,15,0.65) 35%, rgba(20,18,15,0.25) 65%, rgba(20,18,15,0.15) 100%),
    linear-gradient(180deg, rgba(20,18,15,0.35) 0%, transparent 30%, transparent 70%, rgba(20,18,15,0.45) 100%),
    radial-gradient(ellipse at 18% 50%, rgba(20,18,15,0.55) 0%, transparent 55%),
    radial-gradient(circle at 80% 70%, rgba(212,184,127,0.08) 0%, transparent 40%);
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,0.03) 3px, rgba(0,0,0,0.03) 4px);
}
.hero-inner {
  position: relative;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 3.5rem;
  width: 100%;
  color: var(--color-bg);
}
.hero-badge {
  display: inline-block;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  color: var(--color-gold-light);
  padding: 0.5rem 0;
  margin-bottom: 1.6rem;
  border-top: 1px solid rgba(212,182,131,0.4);
  border-bottom: 1px solid rgba(212,182,131,0.4);
  padding: 0.5rem 1.2rem;
  opacity: 0;
  animation: fadeUp 1.4s var(--ease-out) 1.6s forwards;
}
.hero-sub {
  display: block;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.22em;
  color: var(--color-gold-light);
  margin-bottom: 2.2rem;
  opacity: 0;
  animation: fadeUp 1.4s var(--ease-out) 1.8s forwards;
}
.hero-meta {
  margin-top: 2rem;
  font-family: var(--font-jp);
  font-size: 0.78rem;
  letter-spacing: 0.28em;
  color: rgba(250,247,242,0.7);
  opacity: 0;
  animation: fadeUp 1.4s var(--ease-out) 2.6s forwards;
}
.hero-title {
  display: block;
  margin-bottom: 3rem;
}
.hero-title-en {
  display: block;
  font-family: var(--font-en);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(2.2rem, 5vw, 4.2rem);
  letter-spacing: 0.02em;
  line-height: 1.2;
  color: var(--color-gold-light);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: fadeUp 1.4s var(--ease-out) 2s forwards;
}
.hero-title-jp {
  display: block;
  font-family: var(--font-jp);
  font-weight: 400;
  font-size: clamp(1.6rem, 3.5vw, 2.8rem);
  letter-spacing: 0.2em;
  line-height: 1.8;
  color: #faf7f2;
  opacity: 0;
  animation: fadeUp 1.4s var(--ease-out) 2.2s forwards;
}
.hero-lead {
  font-family: var(--font-jp-light);
  font-size: 0.95rem;
  line-height: 2.2;
  letter-spacing: 0.15em;
  max-width: 500px;
  color: rgba(250,247,242,0.85);
  opacity: 0;
  animation: fadeUp 1.4s var(--ease-out) 2.4s forwards;
}
.scroll-down {
  position: absolute;
  left: 3.5rem;
  bottom: 3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: rgba(250,247,242,0.7);
  opacity: 0;
  animation: fadeUp 1.4s var(--ease-out) 2.8s forwards;
}
.scroll-line {
  display: block;
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, rgba(250,247,242,0.7) 50%, transparent 50%);
  background-size: 1px 8px;
  animation: scrollLine 2s infinite;
}
@keyframes scrollLine {
  0% { background-position: 0 -60px; }
  100% { background-position: 0 60px; }
}
.hero-side {
  position: absolute;
  right: 3.5rem;
  top: 50%;
  transform: translateY(-50%) rotate(90deg);
  transform-origin: right center;
  display: flex;
  gap: 2rem;
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: rgba(250,247,242,0.5);
  opacity: 0;
  animation: fadeIn 2s var(--ease-out) 3s forwards;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  to { opacity: 1; }
}

/* セクション共通 */
.section {
  padding: 10rem 3.5rem;
  max-width: 1440px;
  margin: 0 auto;
  position: relative;
}
.section-num {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--color-gold);
  margin-bottom: 3rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.section-num::before {
  content: '';
  display: inline-block;
  width: 40px;
  height: 1px;
  background: var(--color-gold);
}
.section-title {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 3rem;
}
.section-title .en {
  font-family: var(--font-en);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: var(--color-gold);
  letter-spacing: 0.02em;
  line-height: 1;
}
.section-title .jp {
  font-family: var(--font-jp);
  font-weight: 400;
  font-size: clamp(1.3rem, 2.2vw, 1.8rem);
  letter-spacing: 0.15em;
  line-height: 1.6;
  color: var(--color-ink);
}
.section-title.center {
  align-items: center;
  text-align: center;
}
.section-lead {
  font-size: 0.95rem;
  letter-spacing: 0.1em;
  color: var(--color-sub);
  margin-bottom: 4rem;
}

/* マニフェスト */
.section-manifesto {
  background: linear-gradient(180deg, #faf7f2 0%, #f5efe5 100%);
  max-width: none;
  padding: 12rem 3.5rem;
  text-align: center;
  position: relative;
}
.section-manifesto::before,
.section-manifesto::after {
  content: '';
  position: absolute;
  left: 50%;
  width: 1px;
  height: 5rem;
  background: var(--color-gold);
  opacity: 0.5;
  transform: translateX(-50%);
}
.section-manifesto::before { top: 3rem; }
.section-manifesto::after { bottom: 3rem; }
.manifesto-inner {
  max-width: 720px;
  margin: 0 auto;
}
.manifesto-mark {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  color: var(--color-gold);
  margin-bottom: 3rem;
}
.manifesto-text {
  font-family: var(--font-jp);
  font-size: 1.05rem;
  line-height: 2.6;
  letter-spacing: 0.14em;
  color: var(--color-ink);
}
.manifesto-text strong {
  font-weight: 500;
  color: var(--color-forest);
  border-bottom: 1px solid rgba(43,58,46,0.2);
  padding-bottom: 2px;
}
.manifesto-text em {
  font-style: italic;
  font-family: var(--font-en);
  letter-spacing: 0.06em;
  color: var(--color-gold);
}
.manifesto-sign {
  margin-top: 3.5rem;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  color: var(--color-gold);
}

/* For Whom (こんな方へ) */
.section-for-whom {
  background: linear-gradient(180deg, #1a1814 0%, #2b2620 100%);
  max-width: none;
  padding: 11rem 3.5rem;
  color: #faf7f2;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.section-for-whom::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse at 50% 0%, rgba(212,184,127,0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(212,184,127,0.08) 0%, transparent 50%);
  pointer-events: none;
}
.for-whom-inner {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
}
.for-whom-mark {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  color: var(--color-gold);
  margin-bottom: 2rem;
}
.for-whom-title {
  font-family: var(--font-jp);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  font-weight: 400;
  letter-spacing: 0.18em;
  line-height: 1.8;
  color: #faf7f2;
  margin-bottom: 4.5rem;
  position: relative;
  padding-bottom: 2rem;
}
.for-whom-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 1px;
  background: var(--color-gold);
}
.for-whom-letter {
  margin: 0 0 4.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.for-whom-letter p {
  font-family: var(--font-jp);
  font-size: clamp(0.95rem, 1.2vw, 1.05rem);
  letter-spacing: 0.16em;
  line-height: 2.2;
  color: rgba(250,247,242,0.92);
  margin: 0;
  font-weight: 300;
}
.for-whom-sign {
  font-family: var(--font-jp);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  line-height: 2.1;
  color: rgba(250,247,242,0.55);
  font-style: italic;
  max-width: 560px;
  margin: 0 auto;
  padding-top: 3rem;
  position: relative;
}
.for-whom-sign::before {
  content: '';
  display: block;
  width: 1px;
  height: 36px;
  background: rgba(212,184,127,0.4);
  margin: 0 auto 2rem;
}
.br-sm { display: none; }
@media (max-width: 720px) { .br-sm { display: inline; } }

/* 選ばれる理由 */
.section-reasons {
  background: var(--color-bg);
  max-width: none;
  padding: 10rem 3.5rem;
}
.reasons-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.section-num.center {
  text-align: center;
  margin-bottom: 1.5rem;
}
.reasons-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2.5rem;
  margin-top: 5rem;
}
.reason-item {
  text-align: center;
  padding: 0 1rem;
  position: relative;
}
.reason-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -1.25rem;
  top: 20%;
  height: 60%;
  width: 1px;
  background: var(--color-line);
}
.reason-num {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 1.6rem;
  color: var(--color-gold);
  margin-bottom: 1.4rem;
  letter-spacing: 0.05em;
}
.reason-title {
  font-family: var(--font-jp);
  font-size: 1.1rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  color: var(--color-ink);
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 1.2rem;
}
.reason-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 1px;
  background: var(--color-gold);
}
.reason-desc {
  font-family: var(--font-jp);
  font-size: 0.84rem;
  line-height: 2;
  letter-spacing: 0.06em;
  color: var(--color-text);
  opacity: 0.85;
}

/* Voice (上書き追加) */
.voice-lead {
  text-align: center;
  font-family: var(--font-jp);
  font-size: 0.85rem;
  letter-spacing: 0.16em;
  color: var(--color-text);
  opacity: 0.75;
  margin-top: 1.8rem;
  font-style: italic;
}

/* コンセプト */
.section-concept {
  padding-top: 12rem;
}
.concept-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6rem;
  align-items: center;
}
.concept-body {
  margin-top: 2rem;
}
.concept-body p {
  margin-bottom: 1.8rem;
  font-size: 0.95rem;
  line-height: 2.2;
  color: var(--color-ink);
}
.first-letter::first-letter {
  font-family: var(--font-en);
  font-size: 3.5rem;
  float: left;
  line-height: 1;
  padding: 0.5rem 0.5rem 0 0;
  color: var(--color-gold);
  font-style: italic;
}
.concept-coda {
  margin-top: 2.8rem !important;
  padding-top: 2.2rem;
  border-top: 1px solid rgba(26,24,20,0.1);
  font-size: 0.88rem !important;
  line-height: 2.1 !important;
  color: var(--color-sub) !important;
  font-style: italic;
  letter-spacing: 0.08em;
}
.concept-visual {
  position: relative;
  height: 600px;
}
.concept-img {
  position: absolute;
  background-size: cover;
  background-position: center;
  box-shadow: 0 30px 80px rgba(26,24,20,0.18);
}
.concept-img-1 {
  width: 70%;
  height: 75%;
  top: 0;
  left: 0;
  overflow: hidden;
}
.concept-img-1 img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.concept-img-2 {
  width: 38%;
  height: 42%;
  bottom: 0;
  right: 0;
  background:
    linear-gradient(135deg, rgba(184,151,106,0.25), rgba(43,58,46,0.55)),
    radial-gradient(ellipse at 60% 50%, #4a5648 0%, #2b3a2e 50%, #1a2220 100%);
  border: 6px solid var(--color-bg);
}
.concept-caption {
  position: absolute;
  bottom: -2.5rem;
  right: 0;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--color-sub);
}

/* サービス(編集レイアウト型) */
.section-service {
  background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-cream) 100%);
  max-width: none;
  padding-left: 3.5rem;
  padding-right: 3.5rem;
}
.section-service > * {
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
}
.service-header {
  text-align: center;
  margin-bottom: 5rem;
}
.service-header .section-title {
  align-items: center;
}
.service-list {
  border-top: 1px solid var(--color-line);
}
.program {
  display: grid;
  grid-template-columns: 56px 1.3fr 2fr 1fr;
  gap: 3rem;
  align-items: start;
  padding: 4rem 1rem;
  border-bottom: 1px solid var(--color-line);
  transition: background 0.6s var(--ease);
}
.program:hover {
  background: rgba(212,184,127,0.04);
}
.program-num {
  font-family: var(--font-en);
  font-style: italic;
  font-weight: 300;
  font-size: 1.25rem;
  letter-spacing: 0.06em;
  color: var(--color-gold);
  padding-top: 0.7rem;
}
.program-name {
  padding-top: 0.4rem;
}
.program-en {
  font-family: var(--font-en);
  font-weight: 400;
  font-style: italic;
  font-size: 1.95rem;
  letter-spacing: 0.04em;
  color: var(--color-ink);
  line-height: 1.2;
  margin: 0;
}
.program-jp {
  font-family: var(--font-jp);
  font-size: 0.78rem;
  letter-spacing: 0.22em;
  color: var(--color-sub);
  margin: 0.7rem 0 0;
}
.program-tag {
  display: inline-block;
  margin-left: 0.7rem;
  padding-left: 0.7rem;
  border-left: 1px solid var(--color-gold);
  color: var(--color-gold);
  font-family: var(--font-jp);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
}
.program-body {
  padding-top: 0.6rem;
}
.program-desc {
  font-size: 0.9rem;
  line-height: 2.05;
  color: var(--color-text);
  margin: 0 0 1.4rem;
}
.program-meta {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--color-sub);
  margin: 0;
}
.program-price {
  text-align: right;
  padding-top: 0.7rem;
}
.program-price-num {
  display: block;
  font-family: var(--font-en);
  font-style: italic;
  font-weight: 300;
  font-size: 1.55rem;
  letter-spacing: 0.05em;
  color: var(--color-gold);
}
.program-price-tax {
  display: block;
  font-family: var(--font-jp);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  line-height: 1.7;
  color: var(--color-sub);
  margin-top: 0.6rem;
}
.program-price-tax em {
  display: block;
  font-style: normal;
  font-size: 0.68rem;
  color: var(--color-gold);
  margin-top: 0.15rem;
  letter-spacing: 0.08em;
}
.program-price-private {
  display: inline-block;
  font-family: var(--font-jp);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--color-gold);
  border-bottom: 1px solid var(--color-gold);
  padding-bottom: 0.25rem;
}
.service-note {
  text-align: center;
  font-style: italic;
  font-size: 0.8rem;
  color: var(--color-sub);
  letter-spacing: 0.12em;
  margin-top: 4rem;
}

/* インストラクター */
.instructor-inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 6rem;
  align-items: center;
}
.instructor-visual {
  position: relative;
  height: 600px;
}
.instructor-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 70%;
  height: 78%;
  background:
    linear-gradient(180deg, rgba(26,24,20,0.15), rgba(43,58,46,0.55)),
    radial-gradient(ellipse at 50% 30%, #5a6b54 0%, #2b3a2e 50%, #1a2220 100%);
  z-index: 0;
}
.instructor-img {
  position: absolute;
  top: 50px;
  right: 0;
  width: 70%;
  height: 78%;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(26,24,20,0.25);
  z-index: 1;
}
.instructor-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}
.instructor-frame {
  position: absolute;
  top: 100px;
  right: 4%;
  width: 70%;
  height: 78%;
  border: 1px solid var(--color-gold);
  z-index: 2;
  pointer-events: none;
}
.instructor-name {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}
.name-jp {
  font-family: var(--font-jp);
  font-size: 1.8rem;
  font-weight: 500;
  letter-spacing: 0.25em;
}
.name-en {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 1rem;
  letter-spacing: 0.2em;
  color: var(--color-gold);
}
.instructor-body p {
  font-size: 0.9rem;
  line-height: 2.2;
  margin-bottom: 1.5rem;
  color: var(--color-ink);
}
.instructor-cert {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-line);
}
.instructor-cert li {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  padding: 0.5rem 0;
  color: var(--color-sub);
  position: relative;
  padding-left: 1.5rem;
}
.instructor-cert li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--color-gold);
}

/* フロー */
.section-flow {
  background: var(--color-ink);
  color: var(--color-bg);
  max-width: none;
  padding-left: 3.5rem;
  padding-right: 3.5rem;
}
.section-flow > * { max-width: 1440px; margin-left: auto; margin-right: auto; }
.section-flow .section-num { color: var(--color-gold-light); }
.section-flow .section-num::before { background: var(--color-gold-light); }
.section-flow .section-title .en { color: var(--color-gold-light); }
.section-flow .section-title .jp { color: var(--color-bg); }
.flow-header { text-align: center; }
.flow-header .section-title { align-items: center; margin-bottom: 5rem; }
.flow-list {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2rem;
  position: relative;
}
.flow-list::before {
  content: '';
  position: absolute;
  top: 42px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-gold) 20%, var(--color-gold) 80%, transparent);
}
.flow-item {
  text-align: center;
  position: relative;
}
.flow-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 84px;
  height: 84px;
  border: 1px solid var(--color-gold);
  border-radius: 50%;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 1.2rem;
  color: var(--color-gold-light);
  background: var(--color-ink);
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}
.flow-content h3 {
  font-family: var(--font-en);
  font-style: italic;
  font-weight: 400;
  font-size: 1.3rem;
  color: var(--color-gold-light);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}
.flow-content p {
  font-size: 0.8rem;
  line-height: 2;
  color: rgba(250,247,242,0.7);
  letter-spacing: 0.05em;
}

/* スタジオ */
.studio-inner {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 5rem;
  align-items: center;
}
.studio-text p {
  font-size: 0.95rem;
  line-height: 2.2;
  margin-bottom: 3rem;
  color: var(--color-ink);
}
.studio-info {
  border-top: 1px solid var(--color-line);
  padding-top: 2.5rem;
}
.studio-info > div {
  display: grid;
  grid-template-columns: 120px 1fr;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--color-line);
  gap: 2rem;
}
.studio-info dt {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  color: var(--color-gold);
}
.studio-info dd {
  font-size: 0.85rem;
  line-height: 1.8;
  letter-spacing: 0.05em;
}
.studio-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(2, 200px);
  gap: 1rem;
}
.gallery-img {
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(26,24,20,0.12);
}
.gallery-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.gallery-img-1 {
  grid-column: 1 / 2;
  grid-row: 1 / 3;
}

/* Voice */
.section-voice {
  background: var(--color-cream);
  max-width: none;
  padding: 10rem 3.5rem;
}
.voice-inner { max-width: 1440px; margin: 0 auto; }
.voice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  margin-top: 4rem;
}
.voice-card {
  background: var(--color-bg);
  padding: 3.5rem 2.5rem;
  position: relative;
  border: 1px solid var(--color-line);
}
.voice-card::before {
  content: '"';
  position: absolute;
  top: 1rem;
  left: 2rem;
  font-family: var(--font-en);
  font-size: 5rem;
  line-height: 1;
  color: var(--color-gold);
  opacity: 0.4;
}
.voice-card p {
  font-family: var(--font-jp);
  font-size: 0.9rem;
  line-height: 2.2;
  letter-spacing: 0.08em;
  margin-bottom: 2rem;
  position: relative;
  z-index: 1;
}
.voice-card footer {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.8rem;
  color: var(--color-gold);
  letter-spacing: 0.15em;
}

/* ブログ */
.section-blog {
  background: var(--color-bg);
  max-width: none;
  padding: 10rem 3.5rem;
}
.blog-inner {
  max-width: 1200px;
  margin: 0 auto;
}
.blog-lead {
  text-align: center;
  font-family: var(--font-jp);
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  line-height: 2;
  margin-top: 2rem;
  color: var(--color-text);
  opacity: 0.85;
}
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin-top: 4.5rem;
  min-height: 200px;
}
.blog-loading {
  grid-column: 1 / -1;
  text-align: center;
  font-family: var(--font-en);
  font-style: italic;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  padding: 3rem 0;
  opacity: 0.6;
}
.blog-card {
  background: var(--color-cream);
  border: 1px solid var(--color-line);
  padding: 2.5rem 2.2rem;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: transform 0.5s ease, box-shadow 0.5s ease, border-color 0.5s ease;
  position: relative;
}
.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 22px 55px rgba(26,24,20,0.10);
  border-color: var(--color-gold);
}
.blog-card-date {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  margin-bottom: 1.2rem;
}
.blog-card-title {
  font-family: var(--font-jp);
  font-size: 1.05rem;
  font-weight: 500;
  line-height: 1.7;
  letter-spacing: 0.05em;
  color: var(--color-text);
  margin-bottom: 1.4rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog-card-excerpt {
  font-family: var(--font-jp);
  font-size: 0.82rem;
  line-height: 1.95;
  letter-spacing: 0.06em;
  opacity: 0.78;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 1.8rem;
  flex-grow: 1;
}
.blog-card-more {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  align-self: flex-start;
  border-bottom: 1px solid var(--color-gold);
  padding-bottom: 2px;
}
.blog-empty {
  grid-column: 1 / -1;
  text-align: center;
  font-family: var(--font-jp);
  font-size: 0.9rem;
  color: var(--color-text);
  opacity: 0.6;
  padding: 3rem 0;
}
.blog-more {
  text-align: center;
  margin-top: 4rem;
}
.blog-more-link {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem 3rem;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--color-text);
  text-decoration: none;
  border: 1px solid var(--color-text);
  transition: background 0.5s ease, color 0.5s ease;
}
.blog-more-link:hover {
  background: var(--color-text);
  color: var(--color-bg);
}
.blog-more-link .arrow {
  display: inline-block;
  transition: transform 0.4s ease;
}
.blog-more-link:hover .arrow {
  transform: translateX(6px);
}

/* コンタクト */
.section-contact {
  padding: 10rem 3.5rem;
}
.contact-inner {
  max-width: 760px;
  margin: 0 auto;
}
.contact-lead {
  text-align: center;
  font-size: 0.9rem;
  line-height: 2.2;
  color: var(--color-sub);
  margin-bottom: 4rem;
  letter-spacing: 0.1em;
}
.contact-note {
  margin-top: 4.5rem;
  padding: 2.2rem 2.4rem;
  border-top: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  font-family: var(--font-jp);
  font-size: 0.78rem;
  line-height: 2.1;
  letter-spacing: 0.1em;
  color: var(--color-sub);
  text-align: center;
}
.contact-note strong {
  font-weight: 500;
  color: var(--color-ink);
  white-space: nowrap;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.contact-form[hidden],
.contact-thanks[hidden] {
  display: none !important;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}
.contact-form span {
  font-family: var(--font-jp);
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  color: var(--color-ink);
}
.contact-form em {
  color: var(--color-gold);
  font-style: normal;
  margin-left: 0.3rem;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-line);
  padding: 0.8rem 0;
  font-family: var(--font-jp-light);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  color: var(--color-ink);
  transition: border-color 0.4s var(--ease);
  outline: none;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--color-gold);
}
.contact-form textarea { resize: vertical; }
.submit-btn {
  margin: 2rem auto 0;
  padding: 1.3rem 4rem;
  background: var(--color-ink);
  color: var(--color-bg);
  font-family: var(--font-jp);
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  transition: all 0.5s var(--ease);
  position: relative;
  overflow: hidden;
}
.submit-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--color-gold);
  transform: translateX(-101%);
  transition: transform 0.5s var(--ease);
}
.submit-btn span { position: relative; z-index: 1; }
.submit-btn .arrow { transition: transform 0.5s var(--ease); }
.submit-btn:hover::before { transform: translateX(0); }
.submit-btn:hover .arrow { transform: translateX(8px); }
.submit-btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

/* お問い合わせ送信後のサンクスメッセージ */
.contact-thanks {
  text-align: center;
  padding: 5rem 2rem 4rem;
  max-width: 640px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.2s var(--ease), transform 1.2s var(--ease);
}
.contact-thanks.visible {
  opacity: 1;
  transform: translateY(0);
}
.contact-thanks-mark {
  font-family: var(--font-en);
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  color: var(--color-gold);
  font-style: italic;
  margin-bottom: 2.5rem;
}
.contact-thanks-title {
  font-family: var(--font-jp);
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 300;
  letter-spacing: 0.12em;
  line-height: 1.9;
  color: var(--color-ink);
  margin-bottom: 3rem;
}
.contact-thanks-body {
  font-family: var(--font-jp);
  font-size: 0.85rem;
  line-height: 2.3;
  letter-spacing: 0.1em;
  color: var(--color-sub);
  margin-bottom: 3.5rem;
}
.contact-thanks-sign {
  font-family: var(--font-en);
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  color: var(--color-gold);
  font-style: italic;
  padding-top: 2rem;
  border-top: 1px solid var(--color-line);
  display: inline-block;
  min-width: 200px;
}

/* フッター */
.footer {
  background: var(--color-bg-dark);
  color: var(--color-bg);
  padding: 6rem 3.5rem 3rem;
}
.footer-inner {
  max-width: 1440px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 3rem;
  align-items: start;
  padding-bottom: 4rem;
  border-bottom: 1px solid rgba(250,247,242,0.1);
}
.footer-logo .logo-main { color: var(--color-bg); font-size: 2rem; }
.footer-logo .logo-sub { color: rgba(250,247,242,0.5); }
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.5rem;
}
.footer-nav a {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  color: rgba(250,247,242,0.7);
  transition: color 0.4s var(--ease);
}
.footer-nav a:hover { color: var(--color-gold-light); }
.footer-sns {
  display: flex;
  justify-content: flex-end;
  gap: 2rem;
}
.footer-sns a {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  color: rgba(250,247,242,0.6);
  transition: color 0.4s var(--ease);
}
.footer-sns a:hover { color: var(--color-gold-light); }
.copyright {
  grid-column: 1 / -1;
  margin-top: 3rem;
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: rgba(250,247,242,0.4);
  text-align: center;
  padding-top: 0;
  border-top: none;
}

/* スクロール出現アニメーション */
.fade-in {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1.2s var(--ease-out), transform 1.2s var(--ease-out);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* レスポンシブ */
/* 大型タブレット〜小型ノート */
@media (max-width: 1280px) {
  .section { padding: 8rem 2.5rem; }
  .hero-inner { padding: 0 2.5rem; }
  .program {
    grid-template-columns: 48px 1.2fr 1.8fr 1fr;
    gap: 2.5rem;
    padding: 3.5rem 0.5rem;
  }
  .program-en { font-size: 1.75rem; }
  .program-price-num { font-size: 1.45rem; }
}

/* タブレット */
@media (max-width: 1024px) {
  .header { padding: 1.5rem 2rem; }
  .header.scrolled { padding: 1rem 2rem; }
  .section { padding: 6rem 2rem; }
  .nav-list { gap: 1.5rem; }
  .nav-list a .nav-text { display: none; }
  .concept-inner,
  .instructor-inner,
  .studio-inner {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  .program {
    grid-template-columns: 40px 1fr;
    grid-template-areas:
      "num name"
      ".   body"
      ".   price";
    gap: 1.2rem 1.5rem;
    padding: 3rem 0.5rem;
  }
  .program-num { grid-area: num; padding-top: 0.5rem; font-size: 1.1rem; }
  .program-name { grid-area: name; padding-top: 0; }
  .program-body { grid-area: body; padding-top: 0.5rem; }
  .program-price { grid-area: price; text-align: left; padding-top: 0.6rem; border-top: 1px solid var(--color-line); margin-top: 0.5rem; }
  .flow-list { grid-template-columns: repeat(2, 1fr); }
  .flow-list::before { display: none; }
  .voice-grid { grid-template-columns: 1fr; gap: 2rem; }
  .blog-grid { grid-template-columns: 1fr; gap: 2rem; }
  .reasons-grid { grid-template-columns: repeat(2, 1fr); gap: 3rem 2rem; }
  .reason-item:not(:last-child)::after { display: none; }
  .manifesto-text { font-size: 0.95rem; line-height: 2.4; }
  .hero-side { display: none; }
  .scroll-down { left: 2rem; bottom: 2rem; }
  .footer-inner { grid-template-columns: 1fr; text-align: center; }
  .footer-nav, .footer-sns { justify-content: center; }
  .instructor-visual { height: 480px; width: 100%; max-width: 560px; margin: 0 auto; }
  .concept-visual { width: 100%; max-width: 640px; margin: 0 auto; }
}

/* 小型タブレット */
@media (max-width: 820px) {
  .section { padding: 5.5rem 1.8rem; }
  .hero-title { font-size: clamp(2.6rem, 8vw, 4rem); }
  .hero-title-jp { font-size: clamp(1.4rem, 4.5vw, 2rem); }
  .section-title .en { font-size: clamp(2.2rem, 6vw, 3.2rem); }
  .section-title .jp { font-size: 1.1rem; }
  .concept-visual { height: 480px; }
  .instructor-visual { height: 460px; }
}

/* スマホ */
@media (max-width: 720px) {
  .header { padding: 1.2rem 1.5rem; }
  .nav, .header-cta { display: none; }
  .menu-btn {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 28px;
  }
  .menu-btn span {
    display: block;
    width: 100%;
    height: 1px;
    background: var(--color-ink);
  }
  .section { padding: 5rem 1.3rem; }
  .section-num { font-size: 0.7rem; margin-bottom: 2rem; }
  .hero-inner { padding: 0 1.5rem; }
  .hero-lead { font-size: 0.9rem; }
  .service-grid { grid-template-columns: 1fr; gap: 1.5rem; }
  .service-card { padding: 2.8rem 1.8rem; }
  .concept-visual { height: 400px; }
  .concept-img-1 { width: 80%; height: 70%; }
  .concept-img-2 { width: 50%; height: 45%; }
  .instructor-visual { height: 380px; }
  .instructor-img { width: 75%; height: 78%; left: 6%; }
  .instructor-frame { width: 75%; height: 78%; right: 4%; top: 50px; }
  .flow-list { grid-template-columns: 1fr; gap: 3rem; }
  .studio-gallery { grid-template-rows: repeat(2, 150px); }
  .form-row { grid-template-columns: 1fr; }
  .voice-card { padding: 2.5rem 1.8rem; }
  .footer-inner { padding: 0 1.5rem; }
}

/* 小型スマホ */
@media (max-width: 420px) {
  .section { padding: 4.5rem 1.1rem; }
  .hero-inner { padding: 0 1.2rem; }
  .service-card { padding: 2.4rem 1.4rem; }
  .card-title { font-size: 1.5rem; }
  .card-price { font-size: 1.4rem; }
}

/* ============================================================ */
/*  BLOG — List page & Single post page                          */
/* ============================================================ */

/* ホーム: ブログカードに画像エリア追加 */
.blog-card-img {
  width: calc(100% + 4.4rem);
  margin: -2.5rem -2.2rem 1.8rem;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--color-cream-dark, #f0ebe3);
}
.blog-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.9s var(--ease);
  display: block;
}
.blog-card:hover .blog-card-img img {
  transform: scale(1.05);
}

/* ブログページ共通 body */
.body-blog {
  background: var(--color-bg);
  color: var(--color-text);
}
.body-blog .header {
  background: rgba(250, 248, 244, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(26,24,20,0.06);
}

/* パンくず */
.breadcrumb {
  max-width: 1080px;
  margin: 0 auto;
  padding: 8rem 2rem 0;
  font-family: var(--font-en);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  color: var(--color-sub);
}
.breadcrumb a {
  color: var(--color-sub);
  text-decoration: none;
  transition: color 0.4s ease;
}
.breadcrumb a:hover { color: var(--color-gold); }
.breadcrumb-sep {
  margin: 0 0.7rem;
  color: rgba(26,24,20,0.3);
}
.breadcrumb-current { color: var(--color-ink); }

/* ============================================================ */
/*  BLOG LIST PAGE                                                */
/* ============================================================ */
.blog-list-main {
  min-height: 80vh;
  padding-bottom: 6rem;
}
.blog-list-header {
  max-width: 900px;
  margin: 3rem auto 5rem;
  padding: 0 2rem;
  text-align: center;
}
.blog-list-mark {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  color: var(--color-gold);
  margin-bottom: 2.5rem;
}
.blog-list-title {
  margin-bottom: 2.8rem;
}
.blog-list-title .en {
  display: block;
  font-family: var(--font-en);
  font-weight: 300;
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  letter-spacing: 0.04em;
  line-height: 1;
  color: var(--color-ink);
  margin-bottom: 1.2rem;
}
.blog-list-title .jp {
  display: block;
  font-family: var(--font-jp);
  font-weight: 300;
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  letter-spacing: 0.15em;
  color: var(--color-sub);
}
.blog-list-lead {
  font-family: var(--font-jp);
  font-size: 0.92rem;
  line-height: 2.2;
  letter-spacing: 0.1em;
  color: var(--color-sub);
}

.blog-list-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 3rem 2.4rem;
}
.blog-list-card {
  background: var(--color-cream);
  border: 1px solid var(--color-line);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  transition: transform 0.6s var(--ease), box-shadow 0.6s var(--ease), border-color 0.6s var(--ease);
  opacity: 0;
  transform: translateY(30px);
  animation: blogCardFadeIn 0.9s var(--ease) forwards;
}
.blog-list-card:nth-child(1) { animation-delay: 0.05s; }
.blog-list-card:nth-child(2) { animation-delay: 0.15s; }
.blog-list-card:nth-child(3) { animation-delay: 0.25s; }
.blog-list-card:nth-child(4) { animation-delay: 0.35s; }
.blog-list-card:nth-child(5) { animation-delay: 0.45s; }
.blog-list-card:nth-child(6) { animation-delay: 0.55s; }
.blog-list-card:nth-child(n+7) { animation-delay: 0.65s; }
@keyframes blogCardFadeIn {
  to { opacity: 1; transform: translateY(0); }
}
.blog-list-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 28px 60px rgba(26,24,20,0.12);
  border-color: var(--color-gold);
}
.blog-list-card-img {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: rgba(26,24,20,0.04);
}
.blog-list-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 1.2s var(--ease);
}
.blog-list-card:hover .blog-list-card-img img { transform: scale(1.07); }
.blog-list-card-body {
  padding: 2.2rem 2rem 2.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.blog-list-card-date {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  margin-bottom: 1rem;
}
.blog-list-card-title {
  font-family: var(--font-jp);
  font-size: 1.02rem;
  font-weight: 500;
  line-height: 1.75;
  letter-spacing: 0.04em;
  color: var(--color-ink);
  margin-bottom: 1.2rem;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog-list-card-excerpt {
  font-family: var(--font-jp);
  font-size: 0.8rem;
  line-height: 1.95;
  letter-spacing: 0.05em;
  color: var(--color-sub);
  margin-bottom: 1.6rem;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog-list-card-more {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.78rem;
  letter-spacing: 0.15em;
  color: var(--color-gold);
}

/* ============================================================ */
/*  BLOG SINGLE PAGE                                              */
/* ============================================================ */
.blog-single {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 2rem 6rem;
}
.post-header {
  text-align: center;
  margin: 3rem auto 3.5rem;
  max-width: 720px;
}
.post-mark {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.8rem;
  letter-spacing: 0.3em;
  color: var(--color-gold);
  margin-bottom: 1.8rem;
}
.post-date {
  display: block;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--color-sub);
  margin-bottom: 1.5rem;
}
.post-title {
  font-family: var(--font-jp);
  font-size: clamp(1.4rem, 3.2vw, 2.1rem);
  font-weight: 400;
  line-height: 1.75;
  letter-spacing: 0.06em;
  color: var(--color-ink);
}
.post-hero {
  margin: 0 -1rem 4rem;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: rgba(26,24,20,0.04);
}
.post-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 本文 */
.post-content {
  font-family: var(--font-jp);
  font-size: 0.95rem;
  line-height: 2.2;
  letter-spacing: 0.06em;
  color: var(--color-text);
}
.post-content > * + * { margin-top: 1.8rem; }
.post-content h2 {
  font-family: var(--font-jp);
  font-size: 1.3rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--color-ink);
  margin: 3.5rem 0 1.5rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid rgba(26,24,20,0.1);
  line-height: 1.7;
}
.post-content h3 {
  font-family: var(--font-jp);
  font-size: 1.08rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-ink);
  margin: 2.8rem 0 1.2rem;
  line-height: 1.7;
}
.post-content h4 {
  font-family: var(--font-jp);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-ink);
  margin: 2.3rem 0 1rem;
}
.post-content p { margin: 1.6rem 0; }
.post-content strong { color: var(--color-ink); font-weight: 500; }
.post-content em { font-style: italic; color: var(--color-sub); }
.post-content a {
  color: var(--color-gold);
  text-decoration: none;
  border-bottom: 1px solid rgba(184,149,106,0.35);
  transition: border-color 0.4s ease, color 0.4s ease;
}
.post-content a:hover {
  color: var(--color-ink);
  border-bottom-color: var(--color-ink);
}
.post-content ul, .post-content ol {
  padding-left: 1.8rem;
  margin: 1.6rem 0;
}
.post-content li {
  margin: 0.8rem 0;
  line-height: 2.1;
}
.post-content blockquote {
  margin: 2.5rem 0;
  padding: 1.8rem 2rem;
  border-left: 3px solid var(--color-gold);
  background: rgba(184,149,106,0.05);
  font-style: italic;
  color: var(--color-sub);
}
.post-content img,
.post-content figure img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 2.2rem auto;
}
.post-content figure.post-figure,
.post-content figure {
  margin: 2.5rem -1rem;
}
.post-content figure figcaption {
  text-align: center;
  font-size: 0.78rem;
  color: var(--color-sub);
  margin-top: 0.8rem;
  font-style: italic;
}
.post-content hr {
  border: none;
  border-top: 1px solid rgba(26,24,20,0.08);
  margin: 3rem 0;
}
.post-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  font-size: 0.88rem;
}
.post-content th, .post-content td {
  padding: 0.9rem 1rem;
  border: 1px solid rgba(26,24,20,0.08);
  text-align: left;
}
.post-content th {
  background: rgba(26,24,20,0.03);
  font-weight: 500;
}

/* 記事フッター */
.post-footer {
  margin-top: 5rem;
  padding-top: 3rem;
  border-top: 1px solid rgba(26,24,20,0.08);
  text-align: center;
}
.post-sign {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.88rem;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  margin-bottom: 3.5rem;
}
.post-cta {
  background: var(--color-cream);
  padding: 3.5rem 2rem;
  border: 1px solid var(--color-line);
}
.post-cta-lead {
  font-family: var(--font-jp);
  font-size: 0.95rem;
  line-height: 2;
  letter-spacing: 0.08em;
  color: var(--color-ink);
  margin-bottom: 2.2rem;
}
.post-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 1.2rem 2.6rem;
  background: var(--color-ink);
  color: var(--color-bg);
  text-decoration: none;
  font-family: var(--font-jp);
  font-size: 0.88rem;
  letter-spacing: 0.2em;
  transition: background 0.5s var(--ease), transform 0.5s var(--ease);
}
.post-cta-btn:hover {
  background: var(--color-gold);
  transform: translateY(-2px);
}
.post-cta-btn .arrow {
  font-family: var(--font-en);
  transition: transform 0.5s var(--ease);
}
.post-cta-btn:hover .arrow { transform: translateX(6px); }

/* 前後の記事 */
.post-nav {
  margin-top: 4.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}
.post-nav-link {
  display: block;
  padding: 2rem 1.8rem;
  background: var(--color-cream);
  border: 1px solid var(--color-line);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.5s ease, transform 0.5s ease;
}
.post-nav-link:hover {
  border-color: var(--color-gold);
  transform: translateY(-3px);
}
.post-nav-prev { text-align: left; }
.post-nav-next { text-align: right; }
.post-nav-label {
  display: block;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--color-gold);
  margin-bottom: 0.8rem;
}
.post-nav-title {
  display: block;
  font-family: var(--font-jp);
  font-size: 0.85rem;
  line-height: 1.75;
  color: var(--color-ink);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* 一覧へ戻る */
.post-back {
  margin-top: 3rem;
  text-align: center;
}
.post-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  color: var(--color-sub);
  text-decoration: none;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid transparent;
  transition: color 0.4s ease, border-color 0.4s ease;
}
.post-back-link:hover {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold);
}
.post-back-link .arrow {
  transition: transform 0.4s ease;
}
.post-back-link:hover .arrow { transform: translateX(-5px); }

/* ブログ ― スマホ */
@media (max-width: 760px) {
  .breadcrumb { padding: 7rem 1.3rem 0; font-size: 0.7rem; }
  .blog-list-header { margin: 2rem auto 3rem; padding: 0 1.3rem; }
  .blog-list-grid { padding: 0 1.3rem; gap: 2.5rem 1.5rem; grid-template-columns: 1fr; }
  .blog-single { padding: 0 1.3rem 4rem; }
  .post-header { margin: 2rem auto 2.5rem; }
  .post-hero { margin: 0 -0.5rem 2.5rem; }
  .post-content { font-size: 0.93rem; line-height: 2.1; }
  .post-content h2 { font-size: 1.15rem; margin: 2.8rem 0 1.2rem; }
  .post-content h3 { font-size: 1rem; margin: 2.2rem 0 1rem; }
  .post-cta { padding: 2.5rem 1.5rem; }
  .post-nav { grid-template-columns: 1fr; gap: 1rem; }
  .post-nav-next { text-align: left; }
  .blog-card-img {
    width: calc(100% + 3.6rem);
    margin: -2rem -1.8rem 1.5rem;
  }
}