/* ================================================
   ナカジマデザイン — Stylesheet
   White / Clean / Typographic
   Accent: #C4705A (Terracotta)
   ================================================ */

/* ---------- Variables ---------- */
:root {
  --white:   #FFFFFF;
  --off:     #F8F7F5;
  --ink:     #1A1A1A;
  --ink2:    #555550;
  --ink3:    #999590;
  --line:    #E8E6E2;
  --accent:  #C4705A;
  --accent2: #A85845;

  --font-en: 'Cormorant Garamond', Georgia, serif;
  --font-ja: 'Noto Serif JP', 'Yu Mincho', serif;
  --font-ui: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;

  --nav-h: 68px;
  --wrap:  1040px;
  --pad:   clamp(1.5rem, 5vw, 3rem);

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font-ui);
  background: var(--white);
  color: var(--ink);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; }

/* ---------- Wrapper ---------- */
.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* ---------- Shared label ---------- */
.label {
  font-family: var(--font-en);
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

/* ---------- Section heading ---------- */
.sec-heading {
  font-family: var(--font-ja);
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
  font-weight: 300;
  letter-spacing: 0.06em;
  line-height: 1.4;
  margin-bottom: 4rem;
}

/* ================================================
   HEADER
   ================================================ */
#site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: var(--white);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
#site-header.scrolled {
  border-color: var(--line);
  box-shadow: 0 1px 16px rgba(0,0,0,0.04);
}

.header-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--pad);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo { display: flex; align-items: center; }
.header-logo-img {
  height: 36px;
  width: 36px;
  object-fit: contain;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.hn-link {
  font-family: var(--font-en);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink2);
  position: relative;
  padding-bottom: 2px;
  transition: color 0.25s;
}
.hn-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 0.3s var(--ease);
}
.hn-link:hover { color: var(--ink); }
.hn-link:hover::after,
.hn-link.active::after { width: 100%; }

/* Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px; height: 1px;
  background: var(--ink);
  transition: all 0.3s var(--ease);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(3.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { transform: translateY(-3.5px) rotate(-45deg); }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-h); left: 0; right: 0;
  background: var(--white);
  border-bottom: 1px solid var(--line);
  padding: 1.5rem var(--pad) 2rem;
  flex-direction: column;
  gap: 0;
}
.mobile-menu.open { display: flex; }
.mm-link {
  font-family: var(--font-en);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink2);
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line);
  transition: color 0.2s;
}
.mm-link:hover { color: var(--accent); }

/* ================================================
   HERO
   ================================================ */
.sec-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-h);
  border-bottom: 1px solid var(--line);
}

/* ポリゴン背景 */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg svg {
  width: 100%;
  height: 100%;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 8rem var(--pad) 7rem;
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 6rem;
}

/* ロゴSVG */
.hero-logo-mark {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}
.hero-logo-svg {
  width: 120px;
  height: auto;
  display: block;
  filter: drop-shadow(0 3px 12px rgba(0,0,0,0.15));
}
.hero-logo-text {
  width: 100%;
  text-align: center;
  margin-top: 1.25rem;
}
.hero-logo-name {
  font-family: var(--font-ja);
  font-size: 0.9rem;
  font-weight: 300;
  letter-spacing: 0.45em;
  color: var(--ink);
  margin-bottom: 0.6rem;
}
.hero-logo-rule {
  border: none;
  border-top: 0.5px solid var(--ink);
  margin: 0 0 0.6rem;
  opacity: 0.5;
}
.hero-logo-tagline {
  font-family: var(--font-ui);
  font-size: 0.55rem;
  font-style: italic;
  font-weight: 300;
  letter-spacing: 0.05em;
  color: var(--ink2);
  white-space: nowrap;
}

/* テキスト側 */
.hero-text {
  border-left: 1px solid var(--line);
  padding-left: 5rem;
}

.hero-headline {
  font-family: var(--font-ja);
  font-size: clamp(2.2rem, 4.5vw, 4rem);
  font-weight: 200;
  line-height: 1.45;
  letter-spacing: 0.05em;
  color: var(--ink);
  margin-bottom: 2rem;
}

.hero-tagline {
  font-family: var(--font-en);
  font-size: 0.78rem;
  font-style: italic;
  letter-spacing: 0.06em;
  color: var(--ink3);
  line-height: 1.6;
}

.hero-en {
  font-family: var(--font-en);
  font-size: 0.88rem;
  font-style: italic;
  font-weight: 300;
  letter-spacing: 0.06em;
  color: var(--ink2);
  line-height: 1.75;
  margin-top: -1.2rem;
  opacity: 0.85;
}

/* ================================================
   PHILOSOPHY
   ================================================ */
.sec-philosophy {
  padding: 9rem 0;
  background: var(--white);
  border-top: 1px solid var(--line);
}

.phil-body {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
  align-items: start;
}

.phil-heading {
  font-family: var(--font-ja);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 200;
  line-height: 1.55;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.phil-text p {
  font-size: 0.92rem;
  color: var(--ink2);
  line-height: 2.1;
  font-weight: 300;
  margin-bottom: 1.5rem;
}
.phil-text p:last-child { margin-bottom: 0; }

/* ================================================
   SERVICE
   ================================================ */
.sec-service {
  padding: 9rem 0;
  background: var(--off);
  border-top: 1px solid var(--line);
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.service-item {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2rem;
  padding: 3rem 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.25s;
}
.service-item:first-child { border-top: 1px solid var(--line); }

.si-num {
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--accent);
  padding-top: 0.35rem;
  font-weight: 400;
}

.si-title {
  font-family: var(--font-ja);
  font-size: 1.05rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
  color: var(--ink);
}

.si-desc {
  font-size: 0.88rem;
  color: var(--ink2);
  line-height: 2;
  font-weight: 300;
  margin-bottom: 1.25rem;
  max-width: 640px;
}

.si-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.si-tags li {
  font-family: var(--font-en);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--ink3);
  padding: 0.25rem 0.7rem;
  border: 1px solid var(--line);
  transition: border-color 0.2s, color 0.2s;
}
.service-item:hover .si-tags li {
  border-color: var(--accent);
  color: var(--accent);
}

/* ================================================
   WORKS
   ================================================ */
.sec-works {
  padding: 9rem 0;
  background: var(--white);
  border-top: 1px solid var(--line);
}

/* 見出しゾーン — カードグリッドから完全に分離 */
.works-header {
  padding-bottom: 3.5rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 3rem;
}
.works-header .sec-heading {
  margin-bottom: 0.75rem;
}
.works-header-sub {
  font-size: 0.82rem;
  color: var(--ink3);
  font-weight: 300;
  letter-spacing: 0.03em;
  line-height: 1.7;
}

.works-filter {
  display: flex;
  gap: 0;
  margin-bottom: 4rem;
  border-bottom: 1px solid var(--line);
}
.wf-btn {
  font-family: var(--font-en);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink3);
  padding: 0.75rem 1.5rem;
  background: transparent;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 0.2s, border-color 0.2s;
}
.wf-btn.active,
.wf-btn:hover {
  color: var(--ink);
  border-bottom-color: var(--accent);
}

.works-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-bottom: 3rem;
  background: var(--line);
}

.work-item {
  background: var(--white);
  overflow: hidden;
  transition: background 0.2s;
}
.work-item.hidden { display: none; }

.wi-img {
  aspect-ratio: 4/3;
  overflow: hidden;
}
.wi-img-inner {
  width: 100%; height: 100%;
  position: relative;
  transition: transform 0.5s var(--ease);
}
.work-item:hover .wi-img-inner { transform: scale(1.03); }

/* ポリゴン柄バリエーション */
.geo-a { background: linear-gradient(135deg, #ECEAE6 0%, #D8D5CE 40%, #E4E2DC 100%); }
.geo-b { background: linear-gradient(150deg, #E4E2DC 0%, #CAC7C0 50%, #DEDAD4 100%); }
.geo-c { background: linear-gradient(120deg, #E8E6E0 0%, #D2CFC8 40%, #DEDAD4 100%); }
.geo-d { background: linear-gradient(140deg, #DEDAD4 0%, #C8C5BE 50%, #E4E2DC 100%); }
.geo-e { background: linear-gradient(125deg, #ECEAE6 0%, #D6D3CC 40%, #E0DEDA 100%); }
.geo-f { background: linear-gradient(155deg, #E0DEDA 0%, #CCCAC4 40%, #DEDAD4 100%); }

/* ポリゴン風クリップパス装飾 */
.geo-a::after, .geo-b::after, .geo-c::after,
.geo-d::after, .geo-e::after, .geo-f::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(60deg, transparent 40%, rgba(255,255,255,0.18) 50%, transparent 62%),
    linear-gradient(120deg, rgba(0,0,0,0.04) 25%, transparent 65%);
}

.wi-tag {
  position: absolute;
  top: 1rem; left: 1rem;
  z-index: 1;
  font-family: var(--font-en);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--accent);
  padding: 0.28rem 0.65rem;
}

.wi-info {
  padding: 1.5rem 1.75rem 2rem;
}
.wi-cat {
  font-family: var(--font-en);
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.wi-title {
  font-family: var(--font-ja);
  font-size: 0.95rem;
  font-weight: 400;
  line-height: 1.65;
  letter-spacing: 0.04em;
  margin-bottom: 0.6rem;
  color: var(--ink);
}
.wi-desc {
  font-size: 0.78rem;
  color: var(--ink2);
  line-height: 1.9;
  font-weight: 300;
}

/* ---------- Featured Work Card (EXPO 2025 etc.) ---------- */
.work-item--featured {
  grid-column: 1 / -1;   /* 全カラム占有 */
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: var(--white);
}

.work-item--featured .wi-img {
  aspect-ratio: unset;
  min-height: 420px;
  position: relative;
}

/* PC表示はみ出し防止：該当カードのみ適用 */
.work-item--featured .wi-img--pc-fix {
  overflow: hidden;
  max-height: 560px;
  height: 100%;
}
.work-item--featured .wi-img--pc-fix .wi-gallery-inner--5 {
  height: 100%;
  max-height: 560px;
}
.work-item--featured .wi-img--pc-fix .wi-gal-img--main {
  flex: 1 1 auto;
  min-height: 0;
  max-height: 440px;
  width: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
}

.work-item--featured .wi-info {
  padding: 2.5rem 2.5rem 2.5rem 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-left: 1px solid var(--line);
}

/* ギャラリー：メイン1枚 + サブ3枚のグリッド */
.wi-img--gallery {
  overflow: hidden;
}

.wi-gallery-inner {
  display: grid;
  grid-template-rows: 1fr auto;
  height: 100%;
  gap: 2px;
  background: var(--line);
}

/* メイン1枚＋サブ4枚構成：グレー余白をなくす根本修正 */
.wi-gallery-inner--5 {
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--line);
}

/* --5 内のメイン画像：残りの高さをすべて使う */
.wi-gallery-inner--5 .wi-gal-img--main {
  flex: 1 1 auto;
  height: auto;
  min-height: 200px;
}

/* --5 内のサブ画像群：高さ固定で下部に固定 */
.wi-gallery-inner--5 .wi-gal-sub {
  flex: 0 0 auto;
}

/* --5 内のサブ画像：高さ固定 */
.wi-gallery-inner--5 .wi-gal-sub img {
  height: 100px;
}

/* メイン画像をwi-logo-maskで包む場合の高さ継承 */
.wi-gallery-inner > .wi-logo-mask {
  height: 280px;
  flex-shrink: 0;
}
.wi-gallery-inner--5 > .wi-logo-mask {
  flex: 1 1 auto;
  min-height: 200px;
}
.wi-logo-mask .wi-gal-img--main {
  height: 100%;
}

.wi-gal-img--main {
  width: 100%;
  height: 280px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s var(--ease);
}
.work-item--featured:hover .wi-gal-img--main { transform: scale(1.03); }

.wi-gal-sub {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

/* サブ画像4枚バリエーション（NO3/ORILABO など） */
.wi-gal-sub--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* サブ画像2枚・非対称バリエーション（KuraKura フライヤー：表大 / 水洗い小） */
.wi-gal-sub--2asym {
  grid-template-columns: 3fr 2fr;
}
.wi-gal-sub--2asym img {
  height: 130px;
  object-fit: cover;
}

/* サブ画像2枚・均等バリエーション（MBSラジオ らじおんチャン号 など） */
.wi-gal-sub--2eq {
  grid-template-columns: 1fr 1fr;
}
.wi-gal-sub--2eq img {
  height: 130px;
  object-fit: cover;
}

/* サブ画像1枚バリエーション（ロゴ+パッケージ 2枚構成） */
.wi-gallery-inner--2col {
  display: grid;
  grid-template-rows: 1fr auto;
  height: 100%;
  gap: 2px;
  background: var(--line);
}

/* 奈良いちご園専用：ロゴ小さめ＋サブ2枚大きく */
.wi-gallery-inner--2col.wi-gallery-inner--ichigo {
  grid-template-rows: auto 1fr;
}
.wi-gallery-inner--ichigo .wi-gal-img--logo {
  height: 200px;
  padding: 1.5rem 2.5rem;
}
.wi-gallery-inner--ichigo .wi-gal-sub {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  min-height: 0;
}
.wi-gallery-inner--ichigo .wi-gal-sub img {
  width: 100%;
  height: 100%;
  min-height: 180px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s var(--ease);
}
.wi-gal-img--tall {
  height: 340px;
}

/* ロゴをメインに見せるバリエーション */
.wi-gal-img--logo {
  height: 340px;
  object-fit: contain;
  background: var(--white);
  padding: 2.5rem;
}

.wi-gal-sub--1 {
  grid-template-columns: 1fr;
}
.wi-gal-sub--1 img {
  height: 160px;
  object-fit: cover;
  background: var(--off);
}

.wi-gal-sub img {
  width: 100%;
  height: 110px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s var(--ease);
}
.work-item--featured:hover .wi-gal-sub img { transform: scale(1.04); }

/* ================================================
   汎用 標準グリッドレイアウト（やまとのてひと風）
   上段：メイン写真 大きく
   下段：サブ画像を横並び（contain 全体表示）
   ================================================ */
.wi-img--std {
  position: relative;
  overflow: hidden;
  height: 100%;
}

.wi-std-grid {
  display: grid;
  grid-template-rows: 1fr auto;
  gap: 3px;
  background: var(--line);
  height: 100%;
  min-height: 420px;
}

/* メイン写真エリア */
.wi-std-main {
  overflow: hidden;
  background: #2a2420;
}
.wi-std-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  display: block;
  transition: transform 0.6s var(--ease);
}

/* 下段：サブ画像横並び */
.wi-std-sub {
  display: grid;
  gap: 3px;
  background: var(--line);
}
/* デフォルト：2枚 */
.wi-std-sub { grid-template-columns: 1fr 1fr; }
/* 3枚バリアント */
.wi-std-sub--3 { grid-template-columns: 1fr 1fr 1fr; }
/* 4枚バリアント */
.wi-std-sub--4 { grid-template-columns: 1fr 1fr 1fr 1fr; }

.wi-std-sub img {
  width: 100%;
  height: auto;
  min-height: 120px;
  object-fit: contain;
  object-position: center center;
  display: block;
  transition: transform 0.6s var(--ease);
  background: #f0eeea;
  padding: 0.4rem;
}

/* ホバー */
.work-item--featured:hover .wi-std-main img { transform: scale(1.04); }
.work-item--featured:hover .wi-std-sub  img { transform: scale(1.03); }

/* ================================================
   やまとのてひと専用レイアウト
   上段：メイン写真（コーヒースプーン）大きく
   下段：フライヤー表・裏を縦並び・横幅いっぱい
   ================================================ */
.wi-img--yamato {
  position: relative;
  overflow: hidden;
  height: 100%;
}

.wi-yamato-grid {
  display: grid;
  grid-template-rows: 1fr auto;
  gap: 3px;
  background: var(--line);
  height: 100%;
  min-height: 420px;
}

/* ①メイン写真エリア */
.wi-yamato-main {
  overflow: hidden;
  background: #2a2420;
}
.wi-yamato-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  display: block;
  transition: transform 0.6s var(--ease);
}

/* 下段：フライヤー表・裏を縦並び・横幅いっぱい */
.wi-yamato-pages {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto auto;
  gap: 3px;
  background: var(--line);
}

/* 表ページ */
.wi-yamato-front {
  overflow: hidden;
  background: #f0eeea;
}
.wi-yamato-front img {
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: center center;
  display: block;
  transition: transform 0.6s var(--ease);
  padding: 0.6rem;
}

/* 裏ページ */
.wi-yamato-back {
  overflow: hidden;
  background: #f0eeea;
}
.wi-yamato-back img {
  width: 100%;
  height: auto;
  object-fit: contain;
  object-position: center center;
  display: block;
  transition: transform 0.6s var(--ease);
  padding: 0.6rem;
}

/* ホバー */
.work-item--featured:hover .wi-yamato-main  img { transform: scale(1.04); }
.work-item--featured:hover .wi-yamato-front img { transform: scale(1.03); }
.work-item--featured:hover .wi-yamato-back  img { transform: scale(1.03); }

/* ================================================
   EXPO 2025 高木包装ブース専用：
   メイン大（上）＋ サブ2枚横並び（下）— やまとのてひと風
   ================================================ */
.wi-img--expo {
  position: relative;
  overflow: hidden;
  height: 100%;
}

.wi-expo-grid {
  display: grid;
  grid-template-rows: 1fr auto;
  gap: 3px;
  background: var(--line);
  height: 100%;
  min-height: 480px;
}

/* ①メイン写真エリア */
.wi-expo-main {
  overflow: hidden;
  background: #f5f5f5;
}

.wi-expo-main img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  display: block;
  transition: transform 0.6s var(--ease);
  background: #f5f5f5;
}

/* ②下段：サブ横並び（2枚 or 3枚） */
.wi-expo-sub {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3px;
  background: var(--line);
}

/* サブ3枚バリアント */
.wi-expo-sub--3 {
  grid-template-columns: 1fr 1fr 1fr;
}

.wi-expo-sub img {
  width: 100%;
  height: 220px;
  object-fit: contain;
  object-position: center center;
  display: block;
  transition: transform 0.6s var(--ease);
  background: #f5f5f5;
}

/* 3枚時は高さをやや抑える */
.wi-expo-sub--3 img {
  height: 170px;
}

/* ホバー */
.work-item--featured:hover .wi-expo-main img { transform: scale(1.03); }
.work-item--featured:hover .wi-expo-sub  img { transform: scale(1.04); }

/* ================================================
   大光電機 かみライト専用：メイン画像グレー余白削除
   ================================================ */
.wi-gal-img--daiko {
  object-fit: cover;
  object-position: center 40%;
  background: #d8dde3;
}

/* ふ政商店専用：ロゴ（左列）＋右列（パッケージ上・フライヤー&店舗下） */
.wi-img--fumasa {
  position: relative;
  overflow: hidden;
  height: 100%;
}

.wi-fumasa-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 3px;
  background: var(--line);
  height: 100%;
}

/* 左列：ロゴ（白背景・contain） */
.wi-fumasa-logo {
  background: #f5f4f2;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 1.5rem;
}
.wi-fumasa-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transition: transform 0.5s var(--ease);
}

/* 右列：縦2段 */
.wi-fumasa-right {
  display: grid;
  grid-template-rows: 1.4fr 1fr;
  gap: 3px;
  background: var(--line);
}

/* 右上：パッケージ展開図 */
.wi-fumasa-package {
  overflow: hidden;
  background: #1a1f2e;
}
.wi-fumasa-package img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
  transition: transform 0.5s var(--ease);
}

/* 右下：フライヤー＋店舗 横並び */
.wi-fumasa-sub {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 3px;
  background: var(--line);
}
.wi-fumasa-flyer,
.wi-fumasa-shop {
  overflow: hidden;
}
.wi-fumasa-flyer img,
.wi-fumasa-shop img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  transition: transform 0.5s var(--ease);
}
.wi-fumasa-shop img {
  object-position: center center;
}

/* ホバーアニメ */
.work-item--featured:hover .wi-fumasa-logo img    { transform: scale(1.04); }
.work-item--featured:hover .wi-fumasa-package img { transform: scale(1.03); }
.work-item--featured:hover .wi-fumasa-flyer img   { transform: scale(1.04); }
.work-item--featured:hover .wi-fumasa-shop img    { transform: scale(1.04); }

/* ================================================
   ロゴマスク：画像右下のブランドロゴを白ボックスで隠す
   （大手文具メーカー様 / 大手鉄道会社様 など）
   ================================================ */
.wi-logo-mask {
  position: relative;
  overflow: hidden;
  width: 100%;
  height: 100%;
  display: block;
}
.wi-logo-mask::after {
  content: '';
  position: absolute;
  bottom: 0;
  right: 0;
  width: 22%;
  height: 18%;
  background: #fff;
  pointer-events: none;
}
/* サブ画像内のマスク（高さauto対応） */
.wi-gal-sub .wi-logo-mask {
  display: block;
  height: auto;
}
.wi-gal-sub .wi-logo-mask img {
  width: 100%;
  height: 110px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s var(--ease);
}
.work-item--featured:hover .wi-logo-mask img { transform: scale(1.04); }

/* ふ政バッジ */
.wi-badge--fumasa {
  background: rgba(15, 20, 45, 0.90);
  color: #c9a84c;
  border-color: rgba(201, 168, 76, 0.55);
  letter-spacing: 0.1em;
}

/* Featured カード — 左右反転バリエーション（テキスト左 / 画像右） */
.work-item--featured-rev {
  grid-template-columns: 1fr 1fr;
}
.work-item--featured-rev .wi-img  { order: 2; }
.work-item--featured-rev .wi-info {
  order: 1;
  border-left: none;
  border-right: 1px solid var(--line);
}

/* EXPOバッジ */
.wi-badge {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--off);
  border: 1px solid var(--line);
  padding: 0.28rem 0.75rem;
  margin-bottom: 0.6rem;
}

/* スペックリスト */
.wi-specs {
  margin-top: 1.4rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem 1.5rem;
  border-top: 1px solid var(--line);
  padding-top: 1.2rem;
}

.wi-specs li {
  font-size: 0.72rem;
  color: var(--ink2);
  line-height: 1.6;
  font-weight: 300;
}

.wi-specs li span {
  display: block;
  font-family: var(--font-en);
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink3);
  margin-bottom: 0.15rem;
}

/* Works カード内 URL リンク */
.wi-url {
  color: var(--ink2);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  font-size: 0.72rem;
  font-weight: 300;
  transition: color 0.2s, border-color 0.2s;
}
.wi-url:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* レスポンシブ：featured カード */
@media (max-width: 768px) {
  .work-item--featured {
    grid-template-columns: 1fr;
  }
  .work-item--featured-rev .wi-img  { order: unset; }
  .work-item--featured-rev .wi-info { order: unset; border-right: none; border-top: 1px solid var(--line); }
  .work-item--featured .wi-img {
    min-height: auto;
  }
  .work-item--featured .wi-info {
    border-left: none;
    border-top: 1px solid var(--line);
    padding: 1.75rem var(--pad);
  }
  .wi-gal-img--main { height: 220px; }
  .wi-gal-sub img   { height: 90px; }
  .wi-gal-sub--4    { grid-template-columns: repeat(2, 1fr); }
  .wi-gal-sub--2asym { grid-template-columns: 3fr 2fr; }
  .wi-gal-sub--2asym img { height: 100px; }
  .wi-specs { grid-template-columns: 1fr 1fr; }

  /* やまとのてひと レスポンシブ */
  .wi-yamato-grid  { min-height: auto; }
  .wi-yamato-main  { min-height: 200px; }
  .wi-yamato-pages { grid-template-columns: 1fr; }

  /* ふ政商店 レスポンシブ */
  .wi-fumasa-grid {
    grid-template-columns: 1fr;
  }
  .wi-fumasa-logo {
    min-height: 200px;
    padding: 1.5rem 2rem;
  }
  .wi-fumasa-right {
    grid-template-rows: 200px 130px;
  }
  .wi-fumasa-sub {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .wi-gal-img--main { height: 180px; }
  .wi-gal-sub img   { height: 72px; }
  .wi-gal-sub--4    { grid-template-columns: repeat(2, 1fr); }
  .wi-specs { grid-template-columns: 1fr; gap: 0.5rem; }
}

/* P3P × MBS らいよんチャン — イエロー×グリーンバッジ */
.wi-badge--p3p {
  background: rgba(12, 28, 12, 0.90);
  color: #F5D800;
  border-color: rgba(245, 216, 0, 0.6);
  letter-spacing: 0.12em;
}

/* MBSラジオ らじおんチャン号 — クラフトゴールド×ダークバッジ */
.wi-badge--rajion {
  background: rgba(20, 14, 4, 0.92);
  color: #D4A843;
  border-color: rgba(212, 168, 67, 0.6);
  letter-spacing: 0.14em;
}

/* 高木包装 TAKAGI-MAN — クラフトブラウン×青バッジ */
.wi-badge--takagi {
  background: rgba(30, 22, 8, 0.92);
  color: #C8A84B;
  border-color: rgba(200, 168, 75, 0.65);
  letter-spacing: 0.13em;
}

/* サカイ引越センター — イエロー×ブラックバッジ */
.wi-badge--sakai {
  background: rgba(20, 16, 4, 0.90);
  color: #F5C800;
  border-color: rgba(245, 200, 0, 0.65);
  letter-spacing: 0.14em;
}

/* かみライト — クラフトグリーンバッジ特別スタイル */
.wi-badge--kamilight {
  background: rgba(8, 32, 16, 0.88);
  color: #8FC85A;
  border-color: rgba(143, 200, 90, 0.65);
  letter-spacing: 0.15em;
}

/* 梅乃宿酒造 — ネイビーバッジ特別スタイル */
.wi-badge--umeno {
  background: rgba(12, 18, 40, 0.90);
  color: #E8C97A;
  border-color: rgba(232, 201, 122, 0.6);
  letter-spacing: 0.16em;
}


.wi-badge--kunihiro {
  background: rgba(28, 22, 12, 0.88);
  color: #C9A84C;
  border-color: #C9A84C;
  letter-spacing: 0.18em;
}

/* EDKコンセプトテキスト強調（wi-desc内） */
.work-item .wi-desc em {
  font-style: italic;
  font-family: var(--font-en);
  letter-spacing: 0.04em;
}

/* ============================================================
   ロゴデザイン実績カード — .work-item--logo
   ============================================================ */

/* ロゴカード グリッド全幅スパン（3列グリッドに対して） */
.work-item--logo-section {
  grid-column: 1 / -1;
  background: var(--white);
  padding: 2.5rem 2rem 1.5rem;
  border-top: 1px solid var(--line);
}
.work-item--logo-section .logo-section-header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.work-item--logo-section .logo-section-label {
  font-family: var(--font-en);
  font-size: 0.6rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink3);
}
.work-item--logo-section .logo-section-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 400;
  color: var(--ink);
  letter-spacing: 0.08em;
}

/* ロゴカード タイル グリッド */
.logo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--line);
}

/* 個別ロゴタイル */
.logo-tile {
  background: #fafaf9;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: background 0.2s;
}
.logo-tile:hover {
  background: #fff;
}

/* ロゴ画像エリア — 余白最小・ロゴ最大化 */
.logo-tile-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;
}
.logo-tile-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  transition: transform 0.5s var(--ease);
}
.logo-tile:hover .logo-tile-img img {
  transform: scale(1.04);
}

/* ロゴタイル テキスト情報 */
.logo-tile-info {
  padding: 0.75rem 1rem 0.9rem;
  border-top: 1px solid var(--line);
  flex: 1;
}
.logo-tile-client {
  font-family: var(--font-serif);
  font-size: 0.8rem;
  color: var(--ink);
  line-height: 1.5;
  font-weight: 400;
  margin-bottom: 0.25rem;
}
.logo-tile-role {
  font-family: var(--font-en);
  font-size: 0.58rem;
  letter-spacing: 0.12em;
  color: var(--ink3);
  text-transform: uppercase;
  line-height: 1.5;
}

/* レスポンシブ */
@media (max-width: 900px) {
  .logo-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
@media (max-width: 600px) {
  .logo-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .work-item--logo-section {
    padding: 1.5rem 1rem 1rem;
  }
}

.works-note {
  font-size: 0.82rem;
  color: var(--ink3);
  font-weight: 300;
  letter-spacing: 0.03em;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

/* ================================================
   ABOUT
   ================================================ */
.sec-about {
  padding: 9rem 0;
  background: var(--off);
  border-top: 1px solid var(--line);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 6rem;
  align-items: start;
}

.about-text p {
  font-size: 0.92rem;
  color: var(--ink2);
  line-height: 2.1;
  font-weight: 300;
  margin-bottom: 1.5rem;
}

.about-dl {
  margin-top: 3.5rem;
  border-top: 1px solid var(--line);
  padding-top: 2rem;
}
.about-row {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 1.5rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
}
.about-row:last-child { border-bottom: none; }
.about-row dt {
  font-family: var(--font-en);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  padding-top: 0.2rem;
}
.about-row dd {
  font-size: 0.86rem;
  color: var(--ink);
  font-weight: 300;
  line-height: 1.9;
}

.about-logo-col {
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* 宣材写真 */
.about-portrait {
  overflow: hidden;
  border-radius: 2px;
}
.about-portrait-img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 0.6s var(--ease);
}
.about-portrait:hover .about-portrait-img {
  filter: grayscale(0%);
}
.about-logo-img {
  width: 100%;
  height: auto;
  object-fit: contain;
  border: 1px solid var(--line);
  background: var(--white);
  padding: 2rem;
}
.about-quote {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-style: italic;
  line-height: 1.9;
  letter-spacing: 0.04em;
  color: var(--ink2);
  padding-left: 1.25rem;
  border-left: 2px solid var(--accent);
}

.about-quote {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-style: italic;
  line-height: 1.9;
  letter-spacing: 0.04em;
  color: var(--ink2);
  padding-left: 1.25rem;
  border-left: 2px solid var(--accent);
}

/* ================================================
   AWARDS — 受賞経歴
   ================================================ */
.award-section {
  margin-top: 5rem;
  padding-top: 4rem;
  border-top: 1px solid var(--line);
}

.award-header {
  margin-bottom: 2.5rem;
}

.award-title {
  font-family: var(--font-ja);
  font-size: 1.05rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: var(--ink);
  margin-bottom: 0.9rem;
}

.award-note {
  font-size: 0.72rem;
  color: var(--ink3);
  line-height: 1.9;
  padding: 0.75rem 1rem;
  border-left: 2px solid var(--line);
  background: var(--white);
  font-weight: 300;
}

/* 2カラムレイアウト：左＝パッケージコンテスト、右＝DyDo＋その他 */
.award-columns {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: 3rem;
  align-items: start;
}

.award-group {
  margin-bottom: 2.25rem;
}
.award-group:last-child { margin-bottom: 0; }

.award-group-title {
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.9rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.award-group-title span {
  font-family: var(--font-ja);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: none;
  color: var(--ink);
  font-weight: 400;
}

.award-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--line);
}

.award-list li {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 0.6rem 0.8rem;
  padding: 0.52rem 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}

/* 賞名あり（3列）*/
.award-list li:has(.aw-prize) {
  grid-template-columns: 38px auto 1fr;
}

.aw-year {
  font-family: var(--font-en);
  font-size: 0.68rem;
  font-weight: 400;
  color: var(--ink3);
  letter-spacing: 0.04em;
  padding-top: 0.1rem;
}

.aw-prize {
  font-size: 0.72rem;
  color: var(--accent);
  font-weight: 400;
  white-space: nowrap;
  line-height: 1.6;
}

.aw-work {
  font-size: 0.75rem;
  color: var(--ink2);
  font-weight: 300;
  line-height: 1.7;
}

/* DyDo：2列（年 + 作品名）*/
.award-list--dydo li {
  grid-template-columns: 38px 1fr;
}
.award-list--dydo .aw-work {
  color: var(--ink);
}

/* DyDo：2列（年 + 作品名）*/
.award-list--dydo li {
  grid-template-columns: 38px 1fr;
}
.award-list--dydo .aw-work {
  color: var(--ink);
}

/* 2025年 最新受賞 — ハイライト行 */
.aw-new {
  background: rgba(196, 112, 90, 0.05);
}
.aw-new .aw-year {
  color: var(--accent);
  font-weight: 500;
}
.aw-extra {
  display: block;
  font-size: 0.68rem;
  color: var(--accent);
  margin-top: 0.2rem;
  font-weight: 400;
  letter-spacing: 0.06em;
}

/* URL リンク */
.aw-link {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color 0.2s, border-color 0.2s;
  font-size: 0.75rem;
}
.aw-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* 協働クリエイター欄 */
.award-group--collab {
  margin-top: 0.5rem;
}
.award-list--collab li {
  grid-template-columns: 42px 1fr;
  align-items: center;
}
.award-list--collab .aw-year {
  font-family: var(--font-ui);
  font-size: 0.58rem;
  letter-spacing: 0.04em;
  color: var(--ink3);
  padding-top: 0;
}

/* レスポンシブ */
@media (max-width: 768px) {
  .award-columns {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .award-list li:has(.aw-prize) {
    grid-template-columns: 38px 1fr;
    grid-template-rows: auto auto;
  }
  .award-list li:has(.aw-prize) .aw-work {
    grid-column: 2;
  }
}

/* ================================================
   MVV / PURPOSE
   ================================================ */
.sec-mvv {
  padding: 9rem 0;
  background: var(--white);
  border-top: 1px solid var(--line);
}

/* ---- Purpose Block ---- */
.mvv-purpose-block {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 7rem;
}

.mvv-purpose-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3.5rem;
  margin: 3rem 0 2.5rem;
  padding: 3rem 2rem;
  background: var(--off);
  border-top: 2px solid var(--ink);
  border-bottom: 1px solid var(--line);
}

.mvv-purpose-jp {
  font-family: var(--font-ja);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 400;
  line-height: 1.7;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.mvv-purpose-en {
  font-family: var(--font-en);
  font-size: clamp(0.9rem, 1.6vw, 1.15rem);
  font-weight: 300;
  line-height: 2;
  letter-spacing: 0.08em;
  color: var(--ink2);
  font-style: italic;
  border-left: 1px solid var(--line);
  padding-left: 3rem;
}

.mvv-purpose-body {
  font-size: 0.92rem;
  color: var(--ink2);
  line-height: 2.1;
  font-weight: 300;
  letter-spacing: 0.04em;
}

/* ---- MVV Grid ---- */
.mvv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1.2fr;
  gap: 0;
  border: 1px solid var(--line);
  margin-bottom: 5rem;
}

.mvv-card {
  padding: 3rem 2.5rem 3.5rem;
  border-right: 1px solid var(--line);
  position: relative;
}
.mvv-card:last-child {
  border-right: none;
}

/* カードトップラベル */
.mvv-card-label {
  font-family: var(--font-en);
  font-size: 0.6rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--ink);
  padding: 0.28rem 0.8rem;
  display: inline-block;
  margin-bottom: 1.5rem;
}
.mvv-card--mission .mvv-card-label { background: var(--ink); }
.mvv-card--vision  .mvv-card-label { background: var(--accent); }
.mvv-card--values  .mvv-card-label { background: var(--ink2); }

.mvv-card-title {
  font-family: var(--font-ja);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.08em;
  margin-bottom: 1.8rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid var(--line);
}
.mvv-card-title-en {
  display: block;
  font-family: var(--font-en);
  font-size: 0.65rem;
  font-weight: 300;
  color: var(--ink3);
  letter-spacing: 0.14em;
  margin-top: 0.35rem;
  font-style: normal;
}

.mvv-card-catch {
  font-family: var(--font-ja);
  font-size: clamp(1rem, 1.8vw, 1.3rem);
  font-weight: 500;
  line-height: 1.85;
  color: var(--ink);
  letter-spacing: 0.06em;
  margin-bottom: 1.5rem;
}
.mvv-card--mission .mvv-card-catch { color: var(--ink); }
.mvv-card--vision  .mvv-card-catch { color: var(--accent2); }

.mvv-card-body {
  font-size: 0.82rem;
  color: var(--ink2);
  line-height: 2;
  font-weight: 300;
  letter-spacing: 0.03em;
}

/* Values リスト */
.mvv-values-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.4rem;
}
.mvv-values-list li {
  display: grid;
  grid-template-columns: 26px 100px 1fr;
  gap: 0 0.75rem;
  align-items: start;
  padding-bottom: 1.4rem;
  border-bottom: 1px solid var(--line);
}
.mvv-values-list li:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.mvv-val-num {
  font-family: var(--font-en);
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  padding-top: 0.15rem;
}
.mvv-val-title {
  font-family: var(--font-en);
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: 0.1em;
  padding-top: 0.1rem;
}
.mvv-val-body {
  font-size: 0.76rem;
  color: var(--ink2);
  line-height: 1.85;
  font-weight: 300;
}

/* Tagline */
.mvv-tagline {
  text-align: center;
  padding: 3.5rem 2rem;
  background: var(--off);
  border: 1px solid var(--line);
}
.mvv-tagline-main {
  font-family: var(--font-en);
  font-size: clamp(1.2rem, 2.5vw, 1.85rem);
  font-weight: 300;
  letter-spacing: 0.18em;
  color: var(--ink);
  font-style: italic;
  margin-bottom: 0.8rem;
}
.mvv-tagline-sub {
  font-size: 0.8rem;
  color: var(--ink3);
  font-weight: 300;
  letter-spacing: 0.05em;
}

/* Responsive */
@media (max-width: 900px) {
  .mvv-grid {
    grid-template-columns: 1fr 1fr;
  }
  .mvv-card--values {
    grid-column: 1 / -1;
    border-right: none;
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 768px) {
  .mvv-purpose-inner {
    flex-direction: column;
    gap: 1.8rem;
    text-align: center;
  }
  .mvv-purpose-en {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--line);
    padding-top: 1.5rem;
  }
  .mvv-grid {
    grid-template-columns: 1fr;
  }
  .mvv-card {
    border-right: none;
    border-bottom: 1px solid var(--line);
  }
  .mvv-card--values {
    grid-column: auto;
    border-top: 1px solid var(--line);
  }
  .mvv-card:last-child { border-bottom: none; }
  .mvv-values-list li {
    grid-template-columns: 24px 80px 1fr;
  }
}

@media (max-width: 480px) {
  .mvv-card { padding: 2rem 1.4rem 2.5rem; }
  .mvv-values-list li {
    grid-template-columns: 24px 1fr;
    grid-template-rows: auto auto;
  }
  .mvv-val-body { grid-column: 1 / -1; }
}

/* ================================================
   CONTACT
   ================================================ */
.sec-contact {
  padding: 9rem 0;
  background: var(--white);
  border-top: 1px solid var(--line);
}

.contact-lead {
  font-size: 0.92rem;
  color: var(--ink2);
  line-height: 2.1;
  font-weight: 300;
  margin-bottom: 4rem;
  max-width: 560px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 5rem;
  align-items: start;
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.fg {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.fg label {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.req {
  font-size: 0.58rem;
  color: var(--accent);
  letter-spacing: 0.05em;
  padding: 0.12rem 0.35rem;
  border: 1px solid var(--accent);
  line-height: 1.2;
}
.fg input,
.fg select,
.fg textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  background: var(--off);
  border: 1px solid transparent;
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--ink);
  outline: none;
  border-radius: 0;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 0.25s, background 0.25s;
}
.fg input:focus,
.fg select:focus,
.fg textarea:focus {
  border-color: var(--accent);
  background: var(--white);
}
.fg input::placeholder,
.fg textarea::placeholder { color: var(--ink3); }
.fg select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23999590'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  cursor: pointer;
}
.fg textarea { resize: vertical; min-height: 150px; }

.ferr {
  font-size: 0.7rem;
  color: var(--accent);
  min-height: 1rem;
}

.submit-btn {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  align-self: flex-start;
  padding: 1rem 2.5rem;
  background: var(--ink);
  color: var(--white);
  font-family: var(--font-en);
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  transition: background 0.25s, gap 0.25s;
  border: none;
  cursor: pointer;
}
.submit-btn:hover { background: var(--accent); gap: 1.5rem; }
.submit-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.submit-arrow { font-size: 0.9rem; }

/* Success */
.contact-success {
  padding: 3rem 2rem;
  border-top: 2px solid var(--accent);
  background: var(--off);
}
.cs-mark { font-size: 2rem; color: var(--accent); margin-bottom: 1rem; }
.cs-title {
  font-family: var(--font-ja);
  font-size: 1.1rem;
  font-weight: 400;
  margin-bottom: 0.75rem;
}
.cs-body { font-size: 0.88rem; color: var(--ink2); line-height: 2; }

/* Meta */
.contact-meta {
  position: sticky;
  top: calc(var(--nav-h) + 2rem);
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding: 2.5rem 2rem;
  border-top: 2px solid var(--accent);
  background: var(--off);
}
.cm-label {
  font-family: var(--font-en);
  font-size: 0.6rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.35rem;
}
.cm-val {
  font-size: 0.84rem;
  color: var(--ink);
  font-weight: 300;
  line-height: 1.9;
}
.cm-mail {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  transition: color 0.2s, border-color 0.2s;
  word-break: break-all;
}
.cm-mail:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* ================================================
   FOOTER
   ================================================ */
#site-footer {
  background: var(--ink);
  padding: 5rem 0 4rem;
}
.footer-inner {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--pad);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}
.footer-logo {
  height: 56px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1) opacity(0.55);
}

.footer-brand {
  font-family: var(--font-en);
  font-size: clamp(1.4rem, 3.2vw, 2.6rem);
  font-weight: 300;
  letter-spacing: 0.42em;
  color: var(--white);
  text-transform: uppercase;
  line-height: 1.1;
  padding-right: 0.42em; /* letter-spacingの右端補正 */
}

.footer-tag {
  font-family: var(--font-en);
  font-size: 0.72rem;
  font-style: italic;
  color: rgba(255,255,255,0.3);
  letter-spacing: 0.06em;
}
.footer-nav {
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-nav a {
  font-family: var(--font-en);
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  transition: color 0.2s;
}
.footer-nav a:hover { color: var(--accent); }
.footer-copy {
  font-size: 0.65rem;
  color: rgba(255,255,255,0.18);
  letter-spacing: 0.1em;
  margin-top: 1rem;
}

/* ================================================
   SCROLL ANIMATION
   ================================================ */
.js-fade {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.85s var(--ease), transform 0.85s var(--ease);
  transition-delay: var(--delay, 0s);
}
.js-fade.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ================================================
   RESPONSIVE
   ================================================ */

/* --- タブレット横 960px --- */
@media (max-width: 960px) {
  .hero-inner     { grid-template-columns: 1fr; gap: 2.5rem; padding: 6rem var(--pad) 5rem; text-align: center; }
  .hero-logo-mark { align-items: center; }
  .hero-logo-svg  { width: 90px; }
  .hero-logo-name { font-size: 0.82rem; }
  .hero-logo-tagline { font-size: 0.5rem; }
  .hero-text      { border-left: none; padding-left: 0; border-top: 1px solid var(--line); padding-top: 2.5rem; }

  .phil-body      { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-grid     { grid-template-columns: 1fr; gap: 3rem; }
  .about-logo-col { position: static; flex-direction: row; align-items: center; gap: 2rem; }
  .about-logo-img { width: 40%; }
  .contact-grid   { grid-template-columns: 1fr; gap: 3rem; }
  .contact-meta   { position: static; flex-direction: row; flex-wrap: wrap; gap: 2rem; }
  .works-grid     { grid-template-columns: repeat(2, 1fr); }
}

/* --- タブレット縦 / スマホ大 768px --- */
@media (max-width: 768px) {
  :root {
    --nav-h: 60px;
    --pad: 1.25rem;
  }

  /* ナビ */
  .header-nav  { display: none; }
  .nav-toggle  { display: flex; }

  /* ヒーロー */
  .hero-inner     { padding: 5rem var(--pad) 4rem; gap: 2rem; }
  .hero-logo-svg  { width: 80px; }
  .hero-headline  { font-size: clamp(1.8rem, 8vw, 2.8rem); }

  /* フィロソフィー */
  .phil-body      { gap: 2rem; }

  /* セクション余白 */
  .sec-philosophy,
  .sec-service,
  .sec-works,
  .sec-about,
  .sec-contact    { padding: 5rem 0; }

  .sec-heading    { margin-bottom: 2.5rem; }

  /* サービス */
  .service-item   { grid-template-columns: 48px 1fr; gap: 1rem; padding: 2rem 0; }
  .si-num         { font-size: 0.6rem; }

  /* ワークス */
  .works-grid     { grid-template-columns: 1fr; }
  .works-filter   { overflow-x: auto; gap: 0; padding-bottom: 1px; }
  .wf-btn         { flex-shrink: 0; padding: 0.7rem 1rem; font-size: 0.65rem; }

  /* About */
  .about-logo-col { flex-direction: column; }
  .about-logo-img { width: 55%; }
  .about-row      { grid-template-columns: 68px 1fr; gap: 1rem; }

  /* コンタクト */
  .contact-meta   { flex-direction: column; gap: 1.5rem; }
  .fg input,
  .fg select,
  .fg textarea    { font-size: 16px; } /* iOS zoom防止 */

  /* フッター */
  .footer-nav     { gap: 1.25rem; }
}

/* --- スマホ 480px --- */
@media (max-width: 480px) {
  :root { --pad: 1rem; }

  /* ヒーロー */
  .hero-inner       { padding: 4.5rem var(--pad) 3.5rem; }
  .hero-logo-svg    { width: 70px; }
  .hero-logo-name   { font-size: 0.75rem; letter-spacing: 0.35em; }
  .hero-logo-tagline { font-size: 0.46rem; white-space: normal; text-align: center; }
  .hero-headline    { font-size: clamp(1.6rem, 9vw, 2.2rem); }
  .hero-tagline     { font-size: 0.7rem; }
  .hero-en          { font-size: 0.78rem; }

  /* セクション */
  .sec-philosophy,
  .sec-service,
  .sec-works,
  .sec-about,
  .sec-contact    { padding: 4rem 0; }

  .sec-heading    { font-size: 1.4rem; margin-bottom: 2rem; }
  .label          { font-size: 0.62rem; }

  /* サービス */
  .service-item   { grid-template-columns: 1fr; gap: 0.75rem; }
  .si-num         { margin-bottom: 0; }
  .si-tags        { gap: 0.4rem; }

  /* About */
  .about-logo-img { width: 70%; }
  .about-row      { grid-template-columns: 1fr; gap: 0.4rem; }
  .about-row dt   { border-bottom: none; padding-bottom: 0; }

  /* フッター */
  .footer-logo    { height: 44px; }
  .footer-brand   { letter-spacing: 0.28em; padding-right: 0.28em; }
  .footer-nav     { gap: 1rem; }
  .footer-nav a   { font-size: 0.62rem; }
}