/* ===========================
   RESET & BASE
=========================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg:        #f8f6f2;
  --bg-alt:    #f0ede7;
  --bg-dark:   #1e1c19;
  --text:      #1e1c19;
  --text-mid:  #5a5750;
  --text-light:#9a9590;
  --border:    #ddd9d2;
  --accent:    #1e1c19;
  --font-en:   'Cormorant Garamond', serif;
  --font-jp:   'Noto Serif JP', serif;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-jp);
  font-weight: 300;
  line-height: 1.85;
  letter-spacing: 0.06em;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ===========================
   縦書きキャッチ
=========================== */
.vertical-catch {
  position: fixed;
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  font-family: var(--font-jp);
  font-weight: 200;
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  color: var(--text-light);
  z-index: 50;
  pointer-events: none;
}

/* ===========================
   HEADER
=========================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: 60px;
  display: flex;
  align-items: center;
  background: rgba(248, 246, 242, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s;
}

.site-header.scrolled {
  box-shadow: 0 2px 20px rgba(0,0,0,0.06);
  border-bottom-color: transparent;
}

.header-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 40px;
  width: auto;
  display: block;
  padding: 4px 6px;
}

.site-nav {
  display: flex;
  gap: 36px;
}

.site-nav a {
  font-family: var(--font-jp);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--text-mid);
  position: relative;
  transition: color 0.2s;
}

.site-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 1px;
  background: var(--text);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.site-nav a:hover { color: var(--text); }
.site-nav a:hover::after { transform: scaleX(1); }

/* ===========================
   HERO — 写真全幅・横位置
=========================== */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 500px;
  overflow: hidden;
  padding-top: 60px;
}

.hero-img-wrap {
  position: absolute;
  inset: 0;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
}

/* 中央に薄めのオーバーレイ */
.hero-overlay {
  position: absolute;
  top: 60px; /* ヘッダー分ずらして可視領域の中央に */
  right: 0;
  bottom: 0;
  left: 0;
  background: rgba(30, 28, 25, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-overlay-inner {
  text-align: center;
}

.hero-subcopy {
  font-family: var(--font-jp);
  font-weight: 300;
  font-size: clamp(0.8rem, 1.5vw, 1rem);
  letter-spacing: 0.45em;
  color: rgba(248, 246, 242, 0.6);
  margin-bottom: 20px;
}

.hero-subcopy--tato {
  margin-bottom: 0;
  margin-top: 8px;
  font-family: var(--font-jp);
  font-size: clamp(1rem, 2.2vw, 1.6rem);
  letter-spacing: 0.4em;
}

.hero-catchcopy {
  font-family: var(--font-en);
  font-weight: 300;
  font-size: clamp(1rem, 2.2vw, 1.6rem);
  letter-spacing: 0.3em;
  color: rgba(248, 246, 242, 0.75);
  line-height: 1.5;
}

/* ===========================
   SECTION 共通
=========================== */
.section { padding: 120px 0; }
.section-dark {
  background: var(--bg-dark);
  color: #f8f6f2;
}
.section-alt { background: var(--bg-alt); }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 80px;
}

.section-eyebrow {
  font-family: var(--font-jp);
  font-size: clamp(1.4rem, 2.6vw, 2.0rem);
  font-weight: 300;
  letter-spacing: 0.15em;
  color: var(--text);
  display: block;
  margin-bottom: 32px;
}

.section-dark .section-eyebrow {
  color: rgba(248,246,242,0.4);
}

.section-title {
  font-family: var(--font-en);
  font-weight: 300;
  font-size: clamp(2.2rem, 4vw, 3.2rem);
  letter-spacing: 0.06em;
  line-height: 1.1;
  margin-bottom: 64px;
}

/* ===========================
   PROFILE（トップ直下）
=========================== */
.profile-layout {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 72px;
  align-items: start;
}

.profile-left {
  /* sticky外し、自然に伸びる */
}

.profile-photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  overflow: hidden;
}

.profile-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.profile-right {
  padding-top: 8px;
  display: flex;
  flex-direction: column;
}

.profile-name {
  font-family: var(--font-jp);
  font-weight: 400;
  font-size: 2rem;
  letter-spacing: 0.25em;
  margin-bottom: 6px;
}

.profile-role-text {
  font-family: var(--font-en);
  font-style: normal;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--text-light);
  margin-bottom: 36px;
}

.profile-body {
  font-size: 0.92rem;
  color: var(--text-mid);
  line-height: 2.2;
  letter-spacing: 0.06em;
  margin-bottom: 40px;
  max-width: 540px;
  flex: 1; /* リンクを下に押し下げる */
}

.profile-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
}

.profile-link-item {
  display: grid;
  grid-template-columns: 160px 1fr;
  align-items: baseline;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}

.profile-link-label {
  font-family: var(--font-jp);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-light);
}

.profile-link {
  font-family: 'Yu Mincho', 'YuMincho', 'Hiragino Mincho ProN', Georgia, serif;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  color: var(--text-mid);
  border-bottom: 1px solid transparent;
  padding-bottom: 1px;
  transition: color 0.2s, border-color 0.2s;
}

.profile-link:hover {
  color: var(--text);
  border-bottom-color: var(--border);
}

/* ===========================
   INSTAGRAM
=========================== */
.section-instagram {
  padding: 80px 0 72px;
  background: var(--bg);
  text-align: center;
}

.instagram-label {
  font-family: var(--font-en);
  font-weight: 300;
  font-size: 0.78rem;
  letter-spacing: 0.35em;
  color: var(--text-mid);
  margin-bottom: 40px;
}

.instagram-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
  max-width: 1100px;
  margin: 0 auto;
}

.instagram-item {
  display: block;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--bg-alt);
}

.instagram-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.instagram-item:hover img {
  transform: scale(1.04);
}

.instagram-follow {
  margin-top: 40px;
}

.instagram-follow-link {
  font-family: var(--font-en);
  font-weight: 300;
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  color: var(--text-mid);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}

.instagram-follow-link:hover {
  color: var(--text);
  border-color: var(--text);
}

/* ===========================
   ABOUT（渟土の説明）
=========================== */
.about-heading {
  font-family: var(--font-jp);
  font-weight: 300;
  font-size: clamp(1.4rem, 2.6vw, 2.0rem);
  letter-spacing: 0.15em;
  color: var(--text);
  margin-bottom: 56px;
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: center;
}

.about-logo-img {
  display: flex;
  justify-content: center;
  align-items: center;
}

.about-logo {
  width: 100%;
  max-width: 200px;
  height: auto;
  display: block;
  padding: 16px;
}

.about-right {
  padding-top: 0;
}

.about-reading {
  font-family: var(--font-jp);
  font-size: 0.72rem;
  letter-spacing: 0.35em;
  color: var(--text-light);
  margin-bottom: 28px;
}

.about-tagline {
  font-family: var(--font-jp);
  font-weight: 300;
  font-size: 1.05rem;
  line-height: 2.2;
  letter-spacing: 0.1em;
  color: var(--text);
  margin-bottom: 36px;
}

.about-body {
  font-size: 0.875rem;
  color: var(--text-mid);
  line-height: 2.1;
  letter-spacing: 0.05em;
  margin-bottom: 18px;
}

/* ===========================
   WORKS カテゴリ別横並びレイアウト
=========================== */
.works-category {
  margin-bottom: 72px;
}

.works-cat-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
  margin-bottom: 28px;
}

.works-cat-title {
  font-family: var(--font-en);
  font-weight: 300;
  font-size: 1.5rem;
  letter-spacing: 0.08em;
  color: var(--text);
}

.works-cat-ja {
  font-family: var(--font-jp);
  font-size: 0.72rem;
  font-weight: 300;
  letter-spacing: 0.18em;
  color: var(--text-light);
  margin-left: 16px;
}

.works-cat-desc {
  font-family: var(--font-jp);
  font-size: 0.88rem;
  font-weight: 300;
  line-height: 2;
  color: var(--text-mid);
  margin-top: 12px;
  margin-bottom: 32px;
  max-width: 640px;
}

.works-cat-more {
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  color: var(--text-light);
  text-decoration: none;
  transition: color 0.2s;
}

.works-cat-more:hover {
  color: var(--text);
}

.works-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.works-row-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
}

.works-row-card--placeholder {
  opacity: 0.4;
  pointer-events: none;
}

.works-row-thumb {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--bg-alt);
  margin-bottom: 12px;
}

.works-row-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.works-row-card:hover .works-row-thumb img {
  transform: scale(1.03);
}

.works-row-thumb--empty {
  background: var(--bg-alt);
}

.works-row-thumb--book {
  aspect-ratio: 3 / 4;
}

.works-row-body {
  padding: 0 2px;
}

.works-row-meta {
  font-family: var(--font-en);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--text-light);
  margin-bottom: 6px;
}

.works-row-title {
  font-family: var(--font-jp);
  font-weight: 300;
  font-size: 0.85rem;
  line-height: 1.85;
  letter-spacing: 0.04em;
  color: var(--text);
  transition: color 0.2s;
}

.works-row-card:hover .works-row-title {
  color: var(--text-mid);
}

.works-more-wrap {
  text-align: center;
  padding-top: 24px;
}

.works-more-btn {
  display: inline-block;
  font-family: var(--font-jp);
  font-weight: 300;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 18px 52px;
  text-decoration: none;
  transition: background 0.25s, color 0.25s;
}

.works-more-btn:hover {
  background: var(--text);
  color: var(--bg);
}

/* ===========================
   WORKS グリッド（アイキャッチ付き・旧）
=========================== */
.works-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.work-card {
  background: var(--bg);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: background 0.3s;
  overflow: hidden;
}

.work-card:hover {
  background: var(--bg-alt);
}

.work-card-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-alt);
  position: relative;
}

.work-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.work-card:hover .work-card-thumb img {
  transform: scale(1.04);
}

/* 画像がないときのプレースホルダー */
.work-card-thumb-placeholder {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--bg-alt) 0%, var(--border) 100%);
}

.work-card-body {
  padding: 36px 36px 32px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.work-card-cat {
  font-family: var(--font-en);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--text-light);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.work-card-title {
  font-family: var(--font-jp);
  font-weight: 400;
  font-size: 1.05rem;
  line-height: 1.75;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
}

.work-card-desc {
  font-size: 0.8rem;
  color: var(--text-mid);
  line-height: 1.9;
  letter-spacing: 0.04em;
  flex: 1;
  margin-bottom: 24px;
}

.work-card-arrow {
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  color: var(--text-light);
  align-self: flex-start;
  transition: color 0.2s, transform 0.2s;
}

.work-card:hover .work-card-arrow {
  color: var(--text);
  transform: translateX(4px);
}

/* ===========================
   NOTE 一覧
=========================== */

.note-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px 32px;
  margin-bottom: 56px;
}

.note-loading {
  grid-column: 1 / -1;
  padding: 60px;
  text-align: center;
  font-family: var(--font-en);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--text-light);
}

.note-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
}

.note-card-thumb {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--bg-alt);
  margin-bottom: 16px;
}

.note-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.note-card:hover .note-card-thumb img {
  transform: scale(1.03);
}

.note-card-thumb-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--bg-alt) 0%, var(--border) 100%);
}

.note-card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.note-card-date {
  font-family: var(--font-jp);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  color: var(--text-light);
  margin-bottom: 8px;
}

.note-card-title {
  font-family: var(--font-jp);
  font-weight: 300;
  font-size: 0.9rem;
  line-height: 1.9;
  letter-spacing: 0.04em;
  color: var(--text);
  flex: 1;
  transition: color 0.2s;
}

.note-card:hover .note-card-title {
  color: var(--text-mid);
}

.note-more {
  text-align: left;
  padding-top: 0;
}

.note-more-link {
  font-family: var(--font-en);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--text-light);
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}

.note-more-link:hover {
  color: var(--text);
  border-color: var(--text);
}

/* ===========================
   CONTACT
=========================== */
.section-contact {
  background: #eceae5;
}

.section-contact .section-eyebrow {
  color: var(--text);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
}

.contact-heading {
  font-family: var(--font-jp);
  font-weight: 300;
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 2.2;
  letter-spacing: 0.15em;
  margin-bottom: 36px;
  color: var(--text);
}

.contact-sub {
  font-size: 0.85rem;
  color: var(--text-mid);
  line-height: 1.9;
  letter-spacing: 0.06em;
}

.contact-right {
  border: 1px solid var(--border);
  padding: 56px;
  background: var(--bg);
}

.contact-card-name {
  font-family: var(--font-jp);
  font-weight: 400;
  font-size: 1.5rem;
  letter-spacing: 0.22em;
  margin-bottom: 4px;
  color: var(--text);
}

.contact-card-role {
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--text-light);
  margin-bottom: 44px;
}

.contact-row {
  margin-bottom: 24px;
}

.contact-label {
  font-family: var(--font-en);
  font-size: 0.6rem;
  letter-spacing: 0.3em;
  color: var(--text-light);
  display: block;
  margin-bottom: 6px;
}

.contact-info {
  font-family: 'Noto Serif JP', serif !important;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  color: var(--text-mid);
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}

.contact-info:hover {
  color: var(--text);
  border-color: var(--text);
}

/* ===========================
   FOOTER
=========================== */
.site-footer {
  background: var(--bg-dark);
  padding: 32px 80px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.site-footer p {
  font-family: var(--font-en);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: rgba(248,246,242,0.3);
}

.footer-logo {
  font-family: var(--font-jp);
  font-size: 0.95rem;
  letter-spacing: 0.2em;
  color: rgba(248,246,242,0.4);
}

/* ===========================
   FADE-IN
=========================== */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===========================
   WORKS 下層ページ
=========================== */
.page-hero {
  padding: 140px 80px 72px;
  border-bottom: 1px solid var(--border);
}

.page-hero-cat {
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.35em;
  color: var(--text-light);
  display: block;
  margin-bottom: 12px;
}

.page-hero-title {
  font-family: var(--font-en);
  font-weight: 300;
  font-size: clamp(2.2rem, 5vw, 4rem);
  letter-spacing: 0.06em;
  line-height: 1.1;
  margin-bottom: 10px;
}

.page-hero-ja {
  font-family: var(--font-jp);
  font-weight: 300;
  font-size: 0.85rem;
  color: var(--text-mid);
  letter-spacing: 0.1em;
}

.page-desc {
  font-size: 0.875rem;
  color: var(--text-mid);
  line-height: 2.2;
  letter-spacing: 0.05em;
  margin-bottom: 80px;
  max-width: 640px;
}

/* Works下層: アイキャッチ付きグリッド */
.works-sub-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 80px;
}

.work-sub-card {
  background: var(--bg);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: background 0.25s;
}

.work-sub-card:hover {
  background: var(--bg-alt);
}

.work-sub-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--bg-alt);
  overflow: hidden;
  position: relative;
}

.work-sub-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.work-sub-card:hover .work-sub-thumb img {
  transform: scale(1.04);
}

.work-sub-thumb--book {
  aspect-ratio: 3 / 4;
}

.work-sub-card--wide {
  grid-column: span 2;
  flex-direction: row;
}
.work-sub-card--wide .work-sub-thumb {
  width: 58%;
  flex-shrink: 0;
  aspect-ratio: auto;
  min-height: 180px;
}
.work-sub-card--wide .work-sub-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.work-sub-thumb-placeholder {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--bg-alt) 0%, var(--border) 100%);
}

.work-sub-body {
  padding: 32px 32px 28px;
}

.work-sub-tag {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  border: 1px solid var(--border);
  padding: 3px 10px;
  margin-bottom: 16px;
  color: var(--text-light);
}

.work-sub-title {
  font-family: var(--font-jp);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.8;
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

.work-sub-meta {
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--text-light);
}

/* 旧レイアウト（互換） */
.work-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
  padding: 72px 0;
  border-bottom: 1px solid var(--border);
}

.work-item:first-of-type { padding-top: 0; }

.work-item-no {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--text-light);
  opacity: 0.5;
  margin-bottom: 6px;
}

.work-item-tag {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  border: 1px solid var(--border);
  padding: 4px 12px;
  margin-bottom: 24px;
  color: var(--text-light);
}

.work-item-title {
  font-family: var(--font-jp);
  font-weight: 400;
  font-size: 1.25rem;
  line-height: 1.85;
  letter-spacing: 0.07em;
  margin-bottom: 28px;
}

.work-meta {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.work-meta-row {
  display: grid;
  grid-template-columns: 88px 1fr;
  font-size: 0.78rem;
}

.work-meta-key {
  font-family: var(--font-en);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  color: var(--text-light);
  padding-top: 2px;
}

.work-meta-val {
  color: var(--text);
  letter-spacing: 0.04em;
}

.work-item-body {
  font-size: 0.845rem;
  color: var(--text-mid);
  line-height: 2.1;
  letter-spacing: 0.04em;
}

.work-item-body a {
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}

.work-item-body a:hover { color: var(--text); }

.work-item-img {
  width: 100%;
  aspect-ratio: 4/3;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  overflow: hidden;
}

.work-item-img img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.back-wrap { padding: 64px 0 0; }

.back-link {
  font-family: var(--font-en);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  color: var(--text-light);
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color 0.2s;
}

.back-link:hover { color: var(--text); }

/* ===========================
   PROFILE DETAIL PAGE
=========================== */
.profile-detail-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 80px;
  align-items: start;
}

.profile-detail-photo {
  position: sticky;
  top: 120px;
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border: 1px solid var(--border);
}

.profile-detail-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.profile-detail-block {
  margin-bottom: 40px;
}

.profile-detail-block:last-child {
  margin-bottom: 0;
}

.profile-detail-text {
  font-family: var(--font-jp);
  font-size: 0.95rem;
  font-weight: 300;
  line-height: 2.2;
  color: var(--text);
  margin-bottom: 1.4em;
}

.profile-detail-text:last-child {
  margin-bottom: 0;
}

.profile-detail-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 20px;
}

.profile-detail-notelink {
  font-family: var(--font-jp);
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--text-mid);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  width: fit-content;
  transition: color 0.2s, border-color 0.2s;
}

.profile-detail-notelink:hover {
  color: var(--text);
  border-color: var(--text);
}

.profile-more-link {
  display: inline-block;
  margin-top: 32px;
  font-family: var(--font-en);
  font-size: 0.75rem;
  font-weight: 300;
  letter-spacing: 0.22em;
  color: var(--text-mid);
  text-decoration: none;
  border-bottom: 1px solid var(--border);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}

.profile-more-link:hover {
  color: var(--text);
  border-color: var(--text);
}

/* ===========================
   RESPONSIVE
=========================== */
/* ハンバーガーボタン（PC では非表示） */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 210;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--text);
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .vertical-catch { display: none; }
  .header-inner { padding: 0 24px; }
  .site-nav { gap: 18px; }
  .site-nav a { font-size: 0.68rem; }

  /* Hero */
  .hero { height: 80vw; min-height: 320px; }
  .hero-overlay-inner { padding: 0 28px; width: 100%; box-sizing: border-box; text-align: center; }
  .hero-subcopy { font-size: 0.78rem; letter-spacing: 0.25em; text-indent: 0.25em; }
  .hero-catchcopy { font-size: 0.82rem; letter-spacing: 0.18em; text-indent: 0.18em; }
  .hero-subcopy--tato { font-size: 0.9rem; letter-spacing: 0.28em; text-indent: 0.28em; }
  .hero-name { font-size: clamp(1.6rem, 6vw, 2.4rem); }

  .container { padding: 0 28px; }
  .section { padding: 80px 0; }

  /* Profile */
  .profile-layout {
    grid-template-columns: 1fr;
    gap: 40px;
    align-items: start;
  }
  .profile-left {
    max-width: 240px;
  }
  .profile-body { flex: none; }

  /* About */
  .about-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .about-logo { max-width: 180px; }

  /* Works */
  .works-grid { grid-template-columns: 1fr; }
  .works-sub-grid { grid-template-columns: 1fr; }
  .work-sub-card--wide { grid-column: span 1; flex-direction: column; }
  .work-sub-card--wide .work-sub-thumb { width: 100%; aspect-ratio: 16/9; min-height: auto; }
  .works-row { grid-template-columns: 1fr; }

  /* Note */
  .note-grid { grid-template-columns: 1fr; }

  /* Contact */
  .contact-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .contact-right { padding: 40px 28px; }

  /* Footer */
  .site-footer {
    padding: 28px 24px;
    flex-direction: column;
    gap: 12px;
  }

  /* Works sub-page */
  .page-hero { padding: 120px 28px 56px; }
  .work-item {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 680px) {
  .nav-toggle { display: flex; }

  .site-nav {
    display: none;
    position: fixed;
    top: 60px;
    left: 0; right: 0;
    background: rgba(248, 246, 242, 0.97);
    backdrop-filter: blur(8px);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--border);
    z-index: 199;
  }
  .site-nav.open { display: flex; }
  .site-nav a {
    padding: 16px 28px;
    font-size: 0.78rem;
    letter-spacing: 0.2em;
    border-bottom: 1px solid var(--border);
  }
  .site-nav a:last-child { border-bottom: none; }

  /* Hero — letter-spacing分だけtext-indentで視覚的中央を補正 */
  .hero-overlay-inner { padding: 0 20px; width: 100%; box-sizing: border-box; text-align: center; }
  .hero-subcopy {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-indent: 0.2em;
    margin-bottom: 10px;
  }
  .hero-catchcopy {
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    text-indent: 0.12em;
    line-height: 1.8;
  }
  .hero-subcopy--tato {
    font-size: 0.78rem;
    letter-spacing: 0.2em;
    text-indent: 0.2em;
    margin-top: 6px;
  }

  /* About ロゴ */
  .about-logo { max-width: 120px; }

  /* section 全般の余白・見出しサイズ */
  .section { padding: 64px 0; }
  .section-eyebrow { font-size: 1.1rem; margin-bottom: 20px; }
  .works-cat-title { font-size: 0.85rem; letter-spacing: 0.1em; }
  .container { padding: 0 20px; }

  /* Profile */
  .profile-name { font-size: 1.25rem; letter-spacing: 0.12em; }
  .profile-body { font-size: 0.85rem; line-height: 1.9; }
  /* ラベルが折り返さないよう縦並びに */
  .profile-link-item { grid-template-columns: 1fr; gap: 4px; padding: 14px 0; }
  .profile-link-label { font-size: 0.68rem; }
  .profile-link { font-size: 0.82rem; }

  /* Contact */
  .contact-heading { font-size: 1.1rem; line-height: 1.9; letter-spacing: 0.1em; }
  .contact-sub { font-size: 0.8rem; }
  .contact-right { padding: 32px 24px; }
  .contact-card-name { font-size: 1.1rem; letter-spacing: 0.14em; }
  .contact-card-role { margin-bottom: 28px; letter-spacing: 0.2em; }
  a.contact-info { font-size: 0.82rem; font-family: 'Noto Serif JP', serif !important; }

  /* profile detail */
  .profile-detail-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .profile-detail-photo {
    position: static;
    max-width: 200px;
  }
  .profile-detail-text { font-size: 0.88rem; line-height: 2.0; }
}