/* ---------- Fonts Import ---------- */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,300;1,400&family=Inter:wght@300;400;500&family=Noto+Sans+JP:wght@300;400;500&family=Noto+Serif+JP:wght@200;300;400&family=Outfit:wght@300;400&display=swap');


/* ---------- CSS 変数 ---------- */
:root {
  --color-dark: #4A4A4A;      /* Charcoal (Headingカラー) */
  --color-black: #030303;     /* Deep Black (地文・暗背景用) */
  --color-cream: #F0F0F0;     /* Light Gray (薄グレー背景) */
  --color-cream2: #F0F0F0;    /* Light Gray (薄グレー背景) */
  --color-white: #ffffff;     /* White */
  --color-text: #030303;      /* Deep Black (本文テキストカラー) */
  --color-muted: #888888;
  --color-border: rgba(0, 0, 0, 0.1);
  --color-accent: #DADF00;    /* Lime Yellow (アクセントカラー) */
  --color-alert: #FF4343;     /* Red (警告色) */

  --font-en: 'Optima', 'optima-lt-pro', 'Cormorant Garamond', sans-serif;
  --font-ja: 'ten-mincho-text', 'Noto Serif JP', serif;
  --font-ui: 'Optima', 'optima-lt-pro', 'ten-mincho-text', sans-serif;
  --font-inter: 'Inter', sans-serif;
  --font-sans: 'Noto Sans JP', sans-serif;

  --gnav-h: 110px;
  --page-px: 60px;

  /* Typography Scale (10px, 12px, 14px, 15px, 18px, 24px, 36px, 64px, 72px) */
  --fs-xxs: 0.625rem;                               /* 10px (Inter) */
  --fs-xs: 0.75rem;                                 /* 12px (Noto+Inter) */
  --fs-sm: 0.875rem;                                /* 14px (Optima) / 15px (Noto+Inter) */
  --fs-md: 1.125rem;                                /* 18px (Ten Mincho / Optima / Noto+Inter) */
  --fs-lg: 1.5rem;                                  /* 24px (Ten Mincho / Noto+Inter) */
  --fs-xl: clamp(1.75rem, 4vw, 2.25rem);            /* 28px〜36px (Ten Mincho 36px相当) */
  --fs-xl-plus: clamp(2.0rem, 6vw, 4.0rem);         /* 32px〜64px (Ten Mincho 64px相当) */
  --fs-2xl: clamp(2.5rem, 8vw, 4.5rem);             /* 40px〜72px (Optima 72px相当) */
}

/* ---------- リセット ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-ja);
  color: var(--color-text);
  background: var(--color-white);
  overflow-x: hidden;
}

/* Webフォント（Adobe Fonts）ロード中のチラつき（FOUT）および画面フラッシュバックの防止 */
.wf-loading .kv__en,
.wf-loading .process-step__num span,
.wf-loading .cta-type-1__link > span:first-child,
.wf-loading .mroom__label {
  opacity: 0;
}
.wf-active .kv__en,
.wf-active .process-step__num span,
.wf-active .cta-type-1__link > span:first-child,
.wf-active .mroom__label,
.wf-inactive .kv__en,
.wf-inactive .process-step__num span,
.wf-inactive .cta-type-1__link > span:first-child,
.wf-inactive .mroom__label {
  opacity: 1;
  transition: opacity 0.3s ease;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-dark);
}

img {
  display: block;
  max-width: 100%;
}

a {
  text-decoration: none;
  color: inherit;
}

ul,
ol {
  list-style: none;
}

.sp-only {
  display: none !important;
}

/* ===================================================
   GLOBAL NAV
   =================================================== */
.gnav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--gnav-h);
  z-index: 200;
  transition: background .4s, backdrop-filter .4s, box-shadow .4s, height .4s;
}

.gnav::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, .4) 0%, transparent 100%);
  pointer-events: none;
  transition: opacity .4s;
}

.gnav.is-scrolled {
  --gnav-h: 80px;
  /* スクロール時の高さ（110px -> 80px） */
  background: rgba(12, 12, 12, 0.5);
  /* 透明度を0.88 -> 0.96に濃く変更 */
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, .06);
}

/* PC用：スクロール前でも、ヘッダーにホバーしたら背景をうっすら黒すりガラスにする */
@media (min-width: 861px) {
  .gnav:not(.is-scrolled):hover {
    background: rgba(12, 12, 12, 0.65);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }
}

.gnav.is-scrolled::before {
  opacity: 0;
}

.gnav__inner {
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 var(--page-px);
}

/* ロゴ */
.gnav__logo {
  margin-right: auto;
  flex-shrink: 0;
}

.gnav__logo-img {
  width: 160px;
  height: auto;
  transition: width .4s, opacity .3s;
}

.gnav__logo-img--dark {
  display: none;
}

.gnav__logo-img--white {
  display: block;
}

.gnav.is-scrolled .gnav__logo-img {
  width: 120px;
}

/* ナビリンク */
.gnav__nav ul {
  display: flex;
  align-items: center;
}

.gnav__nav li a {
  display: block;
  font-family: var(--font-ja);
  font-size: 16px;
  font-weight: 400;
  color: #ffffff;
  letter-spacing: .12em;
  padding: 0 16px;
  height: var(--gnav-h);
  line-height: var(--gnav-h);
  white-space: nowrap;
  transition: opacity .4s cubic-bezier(0.25, 1, 0.5, 1), height .4s, line-height .4s;
}

.gnav__nav li a:hover,
.gnav__nav li:hover > a {
  opacity: 0.4;
}

/* CTA */
.gnav__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  height: var(--gnav-h);
  padding: 0 48px;
  background: rgba(0, 0, 0, 0.3);
  /* ナビとの温度差を作るための背景色 */
  margin-left: 40px;
  margin-right: calc(var(--page-px) * -1);
  /* 右端までぴったりくっつける */
  flex-shrink: 0;
  font-family: var(--font-ja);
  font-size: 15px;
  font-weight: 400;
  letter-spacing: .3em;
  color: #fff;
  white-space: nowrap;
  transition: background .4s cubic-bezier(0.25, 1, 0.5, 1), height .4s;
}

.gnav__cta:hover {
  background: rgba(0, 0, 0, 0.8);
}

/* ホバー時の左から右に流れるライン */
.gnav__cta span {
  position: relative;
  display: inline-block;
}

.gnav__cta span::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -6px;
  /* テキストからの距離 */
  width: 100%;
  height: 1px;
  background: #fff;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.gnav__cta:hover span::after {
  transform: scaleX(1);
}

.gnav__cta-sp {
  display: none;
}

/* ハンバーガー */
.gnav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
  background: none;
  border: none;
  cursor: pointer;
  margin-left: 16px;
}

.gnav__hamburger span {
  display: block;
  width: 22px;
  height: 1px;
  background: #fff;
  transition: transform .3s, opacity .3s;
}

.gnav.nav-open .gnav__hamburger span:nth-child(1) {
  transform: rotate(45deg) translate(4px, 4px);
}

.gnav.nav-open .gnav__hamburger span:nth-child(2) {
  opacity: 0;
}

.gnav.nav-open .gnav__hamburger span:nth-child(3) {
  transform: rotate(-45deg) translate(4px, -4px);
}

@media (max-width: 860px) {
  .gnav__hamburger {
    display: flex;
  }

  .sp-only {
    display: block !important;
  }

  body {
    padding-bottom: calc(60px + env(safe-area-inset-bottom));
  }

  .gnav__cta {
    display: none !important;
    /* PC用のヘッダー内CTAは非表示 */
  }

  .gnav__cta-sp {
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    height: calc(60px + env(safe-area-inset-bottom));
    padding: 0 24px env(safe-area-inset-bottom);
    margin: 0;
    background: var(--color-black);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    z-index: 999;
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.3);
    color: #fff;
    font-family: var(--font-ja);
    font-size: 15px;
    font-weight: 400;
    letter-spacing: .3em;
    text-decoration: none;
    white-space: nowrap;
  }

  .gnav__cta-sp span {
    position: relative;
    display: inline-block;
  }

  .gnav__cta-sp span::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 100%;
    height: 1px;
    background: #fff;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  }

  .gnav__cta-sp:hover span::after {
    transform: scaleX(1);
  }

  .gnav__nav {
    display: none;
    position: absolute;
    top: var(--gnav-h);
    left: 0;
    right: 0;
    background: rgba(12, 12, 12, .96);
    backdrop-filter: blur(12px);
    padding: 24px 0 32px;
  }

  .gnav.nav-open .gnav__nav {
    display: block;
  }

  .gnav__nav ul {
    flex-direction: column;
  }

  .gnav__nav li a {
    height: auto;
    line-height: 1;
    padding: 16px 32px;
    font-size: var(--fs-sm);
    border-bottom: 1px solid rgba(255, 255, 255, .06);
  }

  :root {
    --page-px: 24px;
  }
}

/* ===================================================
   共通コンポーネント
   =================================================== */

/* 矢印CTAリンク（ページ内各所で使用） */
.cta-arrow-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  font-weight: 300;
  letter-spacing: .15em;
  color: var(--color-text);
  border-bottom: 1px solid currentColor;
  padding-bottom: 4px;
  transition: opacity .2s;
}

.cta-arrow-link:hover {
  opacity: .65;
}

.cta-arrow-link--light {
  color: #fff;
}

.cta-arrow-link__icon {
  font-size: 1rem;
}

/* カプセル型ボタン（ピル形状） */
.btn-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  width: 280px;
  height: 50px;
  padding: 0 30px;
  box-sizing: border-box;
  border-radius: 9999px;
  border: 1px solid #fff;
  color: #fff;
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  letter-spacing: .12em;
  text-decoration: none;
  transition: all .4s cubic-bezier(0.25, 1, 0.5, 1);
  margin-top: 24px;
}

.btn-pill:hover {
  background: #fff;
  color: var(--color-black);
  border-color: #fff;
}

.btn-pill--dark {
  border-color: var(--color-black);
  color: var(--color-black);
}

.btn-pill--dark:hover {
  background: var(--color-black);
  color: #fff;
  border-color: var(--color-black);
}



.btn-pill__ja {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.btn-pill__brand {
  font-family: var(--font-inter);
  /* Inter */
  font-weight: 500;
  letter-spacing: .02em;
}

.btn-pill__text {
  font-family: var(--font-sans);
  /* Noto Sans JP */
  font-weight: 300;
  letter-spacing: .05em;
}

.btn-pill__icon {
  font-size: 1.1rem;
  margin-left: 4px;
  transition: transform .4s;
}

.btn-pill:hover .btn-pill__icon {
  transform: translateX(6px);
}

/* セクションCTAバー（ダーク背景 帯） */
.section-cta-bar {
  background: var(--color-black);
  padding: 28px var(--page-px);
}

.section-cta-bar--light {
  background: var(--color-cream);
}

.section-cta-bar__link {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  font-weight: 300;
  letter-spacing: .15em;
  color: #fff;
  transition: opacity .2s;
}

.section-cta-bar--light .section-cta-bar__link {
  color: var(--color-text);
}

.section-cta-bar__link:hover {
  opacity: .7;
}

.section-cta-bar__circle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid currentColor;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-sm);
  flex-shrink: 0;
}

/* VIEW MORE リンク */
.view-more-link {
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  letter-spacing: .15em;
  color: #666;
  border-bottom: 1px solid currentColor;
  padding-bottom: 4px;
  transition: color .2s;
}

.view-more-link:hover {
  color: var(--color-dark);
}

/* ===================================================
   01. KV / HERO
   =================================================== */
.kv {
  position: relative;
  height: 100svh;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.kv__bg {
  position: fixed;
  inset: 0;
  background: var(--color-black);
  z-index: -2;
}

.kv__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

.kv__video.is-active {
  opacity: 1;
}

.kv__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, .3);
  z-index: -1;
  pointer-events: none;
}

.kv__text {
  position: absolute;
  bottom: 120px;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  white-space: nowrap;
  z-index: 10;
}

.kv__en {
  font-family: var(--font-en);
  font-size: clamp(2rem, 4vw, 5rem);
  font-weight: 300;
  color: #fff;
  letter-spacing: .04em;
  line-height: 1.3;
  margin-bottom: 20px;
}

.kv__ja {
  font-family: var(--font-ja);
  font-size: clamp(.9rem, 1.6vw, 2rem);
  font-weight: 200;
  color: rgba(255, 255, 255, .85);
  letter-spacing: .5em;
}

.kv__scroll {
  position: absolute;
  right: 50px;
  bottom: 50px;
  z-index: 10;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.kv__scroll span {
  writing-mode: vertical-rl;
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  letter-spacing: .3em;
  color: #fff;
  line-height: 1;
}

.kv__scroll::after {
  content: "";
  width: 1px;
  height: 90px;
  background: rgba(255, 255, 255, .2);
  position: relative;
  order: -1;
  overflow: hidden;
}

.kv__scroll::before {
  content: "";
  position: absolute;
  top: 50px;
  left: 0;
  width: 1px;
  height: 90px;
  background: #fff;
  transform: scaleY(0);
  transform-origin: top;
  animation: scrollLine 2.5s cubic-bezier(0.77, 0, 0.175, 1) infinite;
  z-index: 1;
}

/* --- KV SP用のレスポンシブ調整 --- */
@media (max-width: 860px) {
  .kv__text {
    bottom: calc(40px + 60px + env(safe-area-inset-bottom));
    /* 固定CTAボタン（60px+セーフエリア）の分だけ上に押し上げ、十分な余白を確保 */
    width: 90%;
    /* 画面幅いっぱいにならないよう余白確保 */
    white-space: normal;
    /* SPではテキストの折り返しを許可 */
  }

  .kv__en {
    font-size: clamp(2.25rem, 8vw, 3.25rem);
    /* 最小1.5rem(24px)から2.25rem(36px)へ大きく変更 */
    line-height: 1.3;
    /* 折り返し時の行間 */
    margin-bottom: 16px;
  }

  .kv__ja {
    font-size: 1.1rem;
    /* 0.85rem(13.6px)から1.1rem(17.6px)へ大きく変更 */
    letter-spacing: .3em;
    /* 詰まりすぎないよう調整 */
  }

  .kv__scroll {
    right: 24px;
    /* 端に寄せすぎない */
    bottom: calc(20px + 60px + env(safe-area-inset-bottom));
    /* 固定CTAボタン（60px+セーフエリア）の分だけ上に押し上げる */
  }

  .kv__scroll span {
    font-size: var(--fs-xs);
  }

  .kv__scroll::after,
  .kv__scroll::before {
    height: 60px;
    /* スクロール線の長さを短く */
  }
}

@keyframes scrollLine {
  0% {
    transform: scaleY(0);
    transform-origin: top;
  }

  45% {
    transform: scaleY(1);
    transform-origin: top;
  }

  55% {
    transform: scaleY(1);
    transform-origin: bottom;
  }

  100% {
    transform: scaleY(0);
    transform-origin: bottom;
  }
}

/* ===================================================
   02. About イントロ
   =================================================== */
.about-intro {
  position: relative;
  z-index: 1;
  background: transparent;
  padding: 160px var(--page-px);
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100svh;
  box-sizing: border-box;
  color: #fff;
  overflow: hidden;
}

.about-intro__inner {
  max-width: 900px;
  width: 100%;
  text-align: center;
}

.about-intro__heading {
  font-family: var(--font-ja);
  font-size: var(--fs-xl);
  font-weight: 300;
  letter-spacing: .2em;
  margin-bottom: 48px;
  line-height: 1.6;
  color: #fff;
}

.about-intro__body {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 48px;
}

.about-intro__body p {
  font-family: var(--font-ja);
  font-size: 1.125rem;
  /* 18px */
  font-weight: 300;
  color: rgba(255, 255, 255, 0.95);
  letter-spacing: 0.03em;
  /* 3% */
  line-height: 2.2;
}

/* ===================================================
   03. Living with Sound（音響プランパネル）
   =================================================== */
.lws {
  position: relative;
  z-index: 1;
  background: var(--color-white);
}

.lws__header {
  padding: 80px var(--page-px) 56px;
  text-align: center;
}

.lws__en {
  font-family: var(--font-en);
  font-size: var(--fs-2xl);
  font-weight: 300;
  color: var(--color-dark);
  letter-spacing: .04em;
  margin-bottom: 24px;
  line-height: 1;
}




.lws__ja {
  font-family: var(--font-ja);
  font-size: var(--fs-md);
  font-weight: 300;
  color: var(--color-muted);
  letter-spacing: .2em;
}

/* パネルリスト */
.lws__panels {
  display: flex;
  flex-direction: column;
  gap: 1px;
  width: 100%;
  background-color: #fff;
  /* パネル間に1pxの白背景（線）を見せるため */
}

.lws-panel {
  position: relative;
  height: 420px;
  overflow: hidden;
  background: #000;
}

.lws-panel__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform .6s ease, background-color .6s ease;
  opacity: 1;
  background-color: rgba(74, 74, 74, 0.65);
  background-blend-mode: multiply;
}

.lws-panel:hover .lws-panel__bg {
  transform: scale(1.05);
  background-color: rgba(74, 74, 74, 0.4);
}

.lws-panel__overlay {
  position: absolute;
  inset: 0;
  display: none;
  /* background-blend-modeで処理するため非表示 */
}

.lws-panel__content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 48px var(--page-px);
  gap: 20px;
  text-align: center;
}

.lws-panel__desc {
  font-family: var(--font-ja);
  font-size: var(--fs-md);
  color: #fff;
  letter-spacing: .15em;
  margin-bottom: 20px;
}

.lws-panel__name {
  font-family: var(--font-ja);
  font-size: var(--fs-xl);
  font-weight: 300;
  color: #fff;
  letter-spacing: .15em;
  margin-bottom: 30px;
  line-height: 1.3;
}

.lws-panel__sub {
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  color: #fff;
  letter-spacing: .08em;
}

.lws-panel__link {
  flex-shrink: 0;
  font-family: var(--font-ui);
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, .75);
  letter-spacing: .12em;
  border-bottom: 1px solid rgba(255, 255, 255, .3);
  padding-bottom: 3px;
  white-space: nowrap;
  transition: color .2s, border-color .2s;
}

.lws-panel__link:hover {
  color: #fff;
  border-color: #fff;
}

@media (max-width: 640px) {
  .lws-panel__content {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
}

/* ===================================================
   04. Model Room
   =================================================== */
.mroom {
  background-color: rgba(74, 74, 74, 0.5);
  /* 指定のオーバーレイ濃度 */
  background-image: url(../../img/bg-modelroom.jpg);
  background-size: cover;
  background-position: center;
  background-blend-mode: multiply;
  padding: 100px var(--page-px);
}

.mroom__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
  gap: 50px;
}

.mroom__text {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 100%;
}

.mroom__name {
  font-family: var(--font-en);
  font-size: var(--fs-2xl);
  font-weight: 300;
  color: #fff;
  letter-spacing: .04em;
  margin-bottom: 12px;
  line-height: 1;
}

.mroom__label {
  font-family: var(--font-ja);
  /* Ten Mincho */
  font-size: 24px;
  /* 186行目の lws__ja と同様に var(--fs-md)（20px相当）から24pxに拡張 */
  color: rgba(255, 255, 255, .5);
  letter-spacing: .2em;
  margin-bottom: 40px;
  font-weight: 300;
}

.mroom__title {
  font-family: var(--font-ja);
  font-size: 36px;
  font-weight: 300;
  color: #fff;
  letter-spacing: .15em;
  margin-bottom: 40px;
}

.mroom__body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
  max-width: 900px;
  /* 構築。の改行を防ぐため幅を800pxから900pxに拡張 */
}

.mroom__body p {
  font-family: var(--font-ja);
  font-size: 1.125rem;
  /* 18px */
  font-weight: 300;
  color: rgba(255, 255, 255, .95);
  letter-spacing: 0.03em;
  /* 3% */
  line-height: 2.2;
  text-align: center;
  white-space: nowrap;
  /* PC表示で途中で改行させない */
}

.mroom__image {
  width: 100%;
  max-width: 760px;
  margin: 0 auto;
}

.mroom__photo {
  width: 100%;
  height: auto;
  border: 1px solid rgba(255, 255, 255, 0.8);
  /* 薄い白枠 */
  border-radius: 0;
  box-sizing: border-box;
}

@media (max-width: 860px) {
  .mroom {
    padding: 60px var(--page-px);
  }

  .mroom__inner {
    gap: 32px;
  }

  .mroom__name {
    font-size: var(--fs-xl);
  }

  .mroom__title {
    font-size: var(--fs-lg);
  }

  .mroom__body p {
    white-space: normal;
    /* モバイル端末では自然に折り返すように設定 */
  }
}

/* ===================================================
   05. Projects
   =================================================== */
.projects {
  background: var(--color-cream);
  padding: 80px 0 0;
}

.projects .gallery-section__title-group {
  padding: 0 var(--page-px);
  margin-bottom: 32px;
}

.projects__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
  padding: 0 var(--page-px);
}

.proj-card__link {
  display: block;
}

.proj-card__image {
  aspect-ratio: 4/3;
  background-size: cover;
  background-position: center;
  transition: transform .5s ease;
  overflow: hidden;
}

.proj-card:hover .proj-card__image {
  transform: scale(1.03);
}

.proj-card__body {
  padding: 16px 0 32px;
}

.proj-card__cat {
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  color: #888;
  letter-spacing: .12em;
  display: block;
  margin-bottom: 8px;
}

.proj-card__title {
  font-family: var(--font-ja);
  font-size: clamp(.95rem, 1.8vw, 1.1rem);
  font-weight: 300;
  letter-spacing: .08em;
  line-height: 1.7;
  margin-bottom: 8px;
}

.proj-card__location {
  font-family: var(--font-sans);
  font-size: var(--fs-xs);
  color: #999;
  letter-spacing: .08em;
}

/* ===================================================
   オーバーレイ施工事例カード (Figmaデザイン再現用バリエーション)
   =================================================== */
.proj-card--overlay .proj-card__link {
  position: relative;
  overflow: hidden;
  display: block;
}

.proj-card--overlay .proj-card__image {
  aspect-ratio: 16/9;
  width: 100%;
  height: auto;
}

.proj-card--overlay .proj-card__body {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 24px 30px 24px 50px; /* 左パディングを30pxから50pxへ20px拡張 */
  background: rgba(74, 74, 74, 0.85); /* Figmaの #4A4A4A 乗算の効果を模した半透明背景 */
  color: #ffffff;
  box-sizing: border-box;
  z-index: 2;
  transition: background-color 0.3s ease;
}

.proj-card--overlay:hover .proj-card__body {
  background: rgba(0, 0, 0, 0.85);
}

.proj-card--overlay .proj-card__cat {
  color: #ffffff;
  opacity: 0.9;
  margin-bottom: 6px;
  font-size: 13px;
  letter-spacing: 0.1em;
}

.proj-card--overlay .proj-card__title {
  color: #ffffff;
  font-family: "Ten Mincho", "貂明朝", serif;
  font-size: clamp(14px, 1.5vw, 18px);
  font-weight: 400;
  margin-bottom: 0;
  line-height: 1.4;
  letter-spacing: 0.05em;
}

.proj-card--overlay .proj-card__location {
  color: #ffffff;
  opacity: 0.7;
  font-size: 11px;
  margin-top: 4px;
}

/* トップページの施工事例グリッドをブラウザ幅いっぱいにフィットさせる */
.index-page .projects__grid {
  padding: 0;
  gap: 4px;
}



@media (max-width: 640px) {
  .index-page .projects__grid {
    padding: 0;
    gap: 4px;
  }
  .projects__grid {
    grid-template-columns: 1fr;
    padding: 0 var(--page-px);
  }
}

/* ===================================================
   06. Company Intro（施工実績 + フロー紹介）
   =================================================== */
.company-intro {
  background: var(--color-white);
  padding: 80px var(--page-px);
}

.company-intro__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  max-width: 1200px;
  margin: 0 auto;
}

.company-intro__label {
  font-family: var(--font-en);
  font-size: var(--fs-xs);
  letter-spacing: .2em;
  color: var(--color-muted);
  margin-bottom: 12px;
}

.company-intro__heading {
  font-family: var(--font-ja);
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  font-weight: 300;
  letter-spacing: .15em;
  line-height: 1.8;
  margin-bottom: 40px;
}

.company-intro__features {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.company-intro__features li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.company-feat__icon {
  font-size: var(--fs-sm);
  color: var(--color-muted);
  margin-top: 4px;
  flex-shrink: 0;
}

.company-intro__features strong {
  display: block;
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  font-weight: 400;
  letter-spacing: .08em;
  margin-bottom: 6px;
}

.company-intro__features p {
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  color: #666;
  letter-spacing: .08em;
  line-height: 1.8;
}

/* 右カラム：フロー */
.company-intro__flow-title {
  font-family: var(--font-en);
  font-size: 1.1rem;
  letter-spacing: .15em;
  margin-bottom: 16px;
}

.company-intro__flow-desc {
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  color: #555;
  border: 1px solid #ccc;
  border-radius: 20px;
  display: inline-block;
  padding: 6px 16px;
  letter-spacing: .08em;
  margin-bottom: 20px;
}

.company-intro__flow-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 12px;
}

.company-intro__flow-list li {
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  color: #444;
  letter-spacing: .08em;
  line-height: 1.7;
}

.company-intro__flow-note {
  font-family: var(--font-ja);
  font-size: var(--fs-xs);
  color: #999;
  letter-spacing: .06em;
}

@media (max-width: 860px) {
  .company-intro__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}

/* ===================================================
   07. Flow（施工ステップ）
   =================================================== */
.flow {
  background: var(--color-cream2);
  padding: 80px var(--page-px) 60px;
}

.flow__header {
  text-align: center;
  margin-bottom: 64px;
}

.flow__en {
  font-family: var(--font-en);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 400;
  letter-spacing: .04em;
  margin-bottom: 8px;
}

.flow__ja {
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  font-weight: 300;
  color: #777;
  letter-spacing: .2em;
}

.flow__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1100px;
  margin: 0 auto 40px;
}

.flow-step__oval {
  border: 1px solid #bbb;
  border-radius: 50% / 44%;
  padding: 48px 36px 44px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  background: rgba(255, 255, 255, .6);
  min-height: 280px;
  justify-content: center;
  transition: box-shadow .3s;
}

.flow-step:hover .flow-step__oval {
  box-shadow: 0 4px 20px rgba(0, 0, 0, .08);
}

.flow-step--free .flow-step__oval {
  background: rgba(255, 255, 255, .9);
}

.flow-step--free .flow-step__oval::before {
  content: '無料';
  display: block;
  font-family: var(--font-ja);
  font-size: var(--fs-xs);
  letter-spacing: .12em;
  color: #fff;
  background: var(--color-dark);
  border-radius: 2px;
  padding: 2px 10px;
  margin-bottom: 4px;
}

.flow-step__num {
  font-family: var(--font-ui);
  font-size: var(--fs-xs);
  letter-spacing: .2em;
  color: var(--color-muted);
}

.flow-step__title {
  font-family: var(--font-ja);
  font-size: clamp(.9rem, 1.5vw, 1.05rem);
  font-weight: 400;
  letter-spacing: .1em;
  line-height: 1.7;
}

.flow-step__title small {
  font-size: var(--fs-sm);
  color: #888;
  display: block;
  margin-top: 4px;
}

.flow-step__text {
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  color: #666;
  letter-spacing: .06em;
  line-height: 1.85;
}

.flow__note {
  font-family: var(--font-ja);
  font-size: var(--fs-xs);
  color: #999;
  text-align: center;
  letter-spacing: .08em;
  max-width: 1100px;
  margin: 0 auto;
}

@media (max-width: 860px) {
  .flow__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 540px) {
  .flow__grid {
    grid-template-columns: 1fr;
  }
}

/* ===================================================
   08. News
   =================================================== */
.news {
  background-image: linear-gradient(rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0.5)), url(../../img/bg-modelroom.jpg);
  background-size: cover;
  background-position: center;
  padding: 100px var(--page-px);
}

.news__header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 50px;
}

.news__header-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
}

.news__header .btn-pill {
  margin-top: 0;
}

.news__en {
  font-family: var(--font-en);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 400;
  letter-spacing: .05em;
  line-height: 1.2;
}

.news__ja {
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  color: #777;
  letter-spacing: .15em;
}

.news__list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 1000px;
  margin: 0 auto;
}

.news-item {
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(74, 74, 74, 0.15);
  border-radius: 0;
  box-shadow: none;
  transition: background-color 0.3s ease;
}

.news-item:first-child {
  border-top: 1px solid rgba(74, 74, 74, 0.15);
}

.news-item:hover {
  transform: none;
  box-shadow: none;
  background-color: rgba(255, 255, 255, 0.25);
}

.news-item__inner {
  display: flex;
  align-items: center;
  gap: 40px;
  padding: 24px 16px;
  text-decoration: none;
  color: inherit;
}

.news-item__inner:hover {
  opacity: 1;
}

.news-item__date {
  font-family: 'Optima', var(--font-en);
  font-size: var(--fs-sm);
  color: #4A4A4A;
  letter-spacing: .05em;
  width: 120px;
  flex-shrink: 0;
  font-weight: 400;
}

.news-item__title {
  font-family: 'Noto Sans JP', var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: 400;
  letter-spacing: .04em;
  line-height: 1.5;
  color: #4A4A4A;
  flex-grow: 1;
}

.news-item__arrow {
  font-family: 'Optima', var(--font-en);
  font-size: 20px;
  color: #4A4A4A;
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.news-item:hover .news-item__arrow {
  transform: translateX(6px);
}

@media (max-width: 767px) {
  .news {
    padding: 60px var(--page-px);
  }
  
  .news__header {
    margin-bottom: 30px;
  }
  
  .news-item__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 20px 10px;
  }
  
  .news-item__date {
    width: auto;
  }
  
  .news-item__arrow {
    display: none;
  }
}

/* ===================================================
   Projects Recommendation Section (3-column)
   =================================================== */
.projects-recommend {
  padding: 100px var(--page-px);
  background: #fff;
}



.projects-recommend__btn,
.projects__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 60px;
  border: 1px solid #ccc;
  border-radius: 999px;
  color: #333;
  text-decoration: none;
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  letter-spacing: 0.1em;
  transition: all 0.3s;
}

.projects-recommend__btn:hover,
.projects__btn:hover {
  background: #f5f5f5;
  border-color: #999;
}

/* Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.project-card {
  text-decoration: none;
  color: inherit;
  display: block;
}

.project-card__thumb {
  aspect-ratio: 3 / 2;
  overflow: hidden;
  margin-bottom: 24px;
  background: #f9f9f9;
}

.project-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.33, 1, 0.68, 1);
}

.project-card:hover .project-card__thumb img {
  transform: scale(1.08);
}

.project-card__cat {
  display: block;
  font-family: var(--font-sans);
  /* Noto Sans JP に変更 */
  font-size: var(--fs-xs);
  color: var(--color-muted);
  margin-bottom: 12px;
  letter-spacing: 0.1em;
  font-weight: 400;
  /* ゴシック体の視認性を確保 */
}


.project-card__title {
  font-family: var(--font-ja);
  font-size: var(--fs-md);
  /* 新しいmd(20px)を適用 */
  font-weight: 300;
  line-height: 1.5;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
  min-height: 3em;
  transition: color 0.3s ease;
}



.project-card:hover .project-card__title {
  color: var(--color-muted);
}

.project-card__meta {
  border-top: 1px solid #eeeeee;
  padding-top: 16px;
  font-family: var(--font-sans);
  /* Noto Sans JP に変更 */
  font-size: var(--fs-xs);
  color: #999;
  letter-spacing: 0.05em;
  font-weight: 300;
}


@media (max-width: 1024px) {
  .projects-grid {
    gap: 24px;
  }
}

@media (max-width: 768px) {
  .projects-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
}


/* ===================================================
   09. Project Detail (Works Single)
   =================================================== */
.project-hero {
  max-width: 1000px;
  margin: 0 auto 40px;
  padding: 0 var(--page-px);
  overflow: hidden;
}

.project-hero img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 2px;
}

.project-header {
  text-align: center;
  padding: 80px var(--page-px) 56px;
}

.project-header__cat {
  font-family: var(--font-sans);
  /* Noto Sans JP */
  font-size: var(--fs-xs);
  /* 12px */
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--color-muted);
  margin-bottom: 30px;
  display: block;
  text-transform: uppercase;
}

.project-header__title {
  font-family: var(--font-ja);
  /* 貂明朝 */
  font-size: var(--fs-xl);
  /* xl-plusからxlへ戻しました */
  font-weight: 300;
  line-height: 1.4;
  letter-spacing: 0.1em;
  margin-bottom: 30px;
}

.project-header__en {
  font-family: var(--font-en);
  font-size: var(--fs-2xl);
  font-weight: 300;
  color: var(--color-dark);
  letter-spacing: .04em;
  margin-bottom: 24px;
  line-height: 1;
}

.project-header__ja {
  font-family: var(--font-ja);
  font-size: var(--fs-md);
  font-weight: 300;
  color: var(--color-muted);
  letter-spacing: .2em;
}



.project-header__loc {
  font-family: var(--font-sans);
  /* Noto Sans JP */
  font-size: var(--fs-sm);
  /* 14px */
  font-weight: 300;
  color: #666;
  letter-spacing: 0.1em;
}


.project-content {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 var(--page-px) 60px;
  /* 100pxから60pxに縮小 */
}

.project-content--plan {
  max-width: none;
  padding-left: 0;
  padding-right: 0;
}

/* 物件情報テーブル */
.project-info {
  margin: 40px 0 100px;
  /* 上下の余白を広げてセクションを独立させる */
}

.project-info__table {
  width: 100%;
  border-collapse: collapse;
  border-top: 1px solid #eeeeee;
}

.project-info__table th,
.project-info__table td {
  padding: 16px 16px;
  /* セル内の余白を少し広げて優雅に */
  border-bottom: 1px solid #eeeeee;
  text-align: left;
  font-family: var(--font-sans);
  /* Noto Sans JP を適用 */
  font-size: var(--fs-sm);
  /* 14px */
  font-weight: 300;
  line-height: 1.6;
}

.project-info__table th {
  width: 30%;
  background: #fbfbfb;
  color: #888;
  letter-spacing: 0.1em;
  font-weight: 400;
  /* ゴシック体の見出しを少し明快に */
}

.project-info__table td {
  width: 70%;
  color: var(--color-text);
  letter-spacing: 0.04em;
}


/* 本文・ブロックエディタエリア */
.project-body {
  font-family: var(--font-sans);
  /* Noto Sans JP を適用 */
  margin-bottom: 80px;
  /* セクション間の余白を広めに確保 */
}

.project-body p {
  font-family: var(--font-ja);
  font-size: var(--fs-md);
  font-weight: 300;
  line-height: 2.2;
  letter-spacing: 0.08em;
  margin-bottom: 3.2em;
}




.project-body h2 {
  font-family: var(--font-sans);
  /* Noto Sans JP */
  font-size: var(--fs-md);
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--color-dark);
  margin-bottom: 24px;
  line-height: 1.4;
}

.project-body h3 {
  font-family: var(--font-sans);
  /* Noto Sans JP */
  font-size: var(--fs-md);
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--color-text);
  margin-top: -8px;
  margin-bottom: 24px;
  line-height: 1.5;
}


.project-gallery {
  display: flex;
  flex-direction: column;
  gap: 40px;
  margin-bottom: 80px;
}

.project-gallery img {
  width: 100%;
  height: auto;
  border-radius: 2px;
}

.project-gallery__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

/* ポイントセクション用ラッパー（任意） */
.project-point {
  margin-bottom: 80px;
}

/* 平面図セクション（全幅背景） */
.project-floorplan {
  background: #f9f9f9;
  padding: 80px 0 100px;
  /* 上を少し詰め、下をゆったり */
  text-align: center;
  margin-bottom: 0;
}

.project-floorplan__inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0;
  /* 左右パディングを解除して端まで広げる */
}

.project-floorplan__title {
  font-family: var(--font-ja);
  font-size: var(--fs-md);
  font-weight: 300;
  margin-bottom: 50px;
  letter-spacing: 0.15em;
  padding: 0 var(--page-px);
  /* タイトルだけはテキストに合わせる */
}

.project-floorplan img {
  width: 100%;
  /* 800px画像でも1000pxまで引き伸ばす */
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}



.project-floorplan__image-wrapper {
  position: relative;
  display: block;
  width: 100%;
}


/* Modal Styles */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
  padding: 40px;
}

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

.modal__content {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  transform: scale(0.95);
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.modal.is-open .modal__content {
  transform: scale(1);
}

.modal__close {
  position: absolute;
  top: 30px;
  right: 30px;
  color: #fff;
  font-size: 30px;
  cursor: pointer;
  font-family: var(--font-ui);
  line-height: 1;
}


/* パンくずリスト */
.breadcrumbs {
  padding: 24px var(--page-px);
  font-family: var(--font-ja);
  font-size: var(--fs-xs);
  color: #999;
  letter-spacing: 0.05em;
}

.breadcrumbs a {
  color: #999;
  transition: color 0.3s;
}

.breadcrumbs a:hover {
  color: var(--color-dark);
}

.breadcrumbs span {
  margin: 0 10px;
  font-size: 0.8em;
}

@media (max-width: 768px) {
  .project-hero {
    height: auto;
  }

  .project-info__table th {
    width: 40%;
  }

  .project-gallery__row {
    grid-template-columns: 1fr;
  }
}

/* ===================================================
   CTA Type 1 (Full width black bar)
   =================================================== */
.cta-type-1 {
  width: 100%;
  background: var(--color-dark);
  color: #fff;
  text-align: center;
  overflow: hidden;
  margin: 0;
  transition: background-color 0.3s ease;
  border-top: 1px solid #ffffff;
  border-bottom: 1px solid #ffffff;
}

.cta-type-1:hover {
  background-color: var(--color-black);
}

.cta-type-1__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 130px; /* バーの高さは130px */
  padding: 0;
  color: #fff;
  text-decoration: none;
  font-family: var(--font-ja);
  font-size: 36px;
  /* Figma仕様に合わせて36pxに変更 */
  font-weight: 300;
  letter-spacing: 0.15em;
  transition: opacity 0.3s;
}

.cta-type-1__link > span:first-child {
  font-size: 36px; /* お問い合わせテキストのフォントサイズを36pxに固定 */
}





.cta-type-1__link:hover {
  opacity: 0.8;
}

.cta-type-1__arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  /* 再度大きく調整 */
  height: 54px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  margin-left: 30px;
  font-size: 1.2rem;
  line-height: 1;
  transition: border-color 0.4s;
  /* 罫線自体の位置は固定（色のみアニメーション） */
}

.cta-type-1:hover .cta-type-1__arrow {
  border-color: rgba(255, 255, 255, 1);
}

/* 罫線内の矢印テキスト単体のマイクロインタラクション */
.cta-type-1__arrow span {
  display: inline-block;
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.cta-type-1:hover .cta-type-1__arrow span {
  transform: translateX(3px);
  /* 矢印のみをスライドさせる */
}

@media (max-width: 768px) {
  .cta-type-1 {
    padding: 0;
  }

  .cta-type-1__link {
    font-size: 20px;
    height: auto; /* PCでの高さ指定をリセット */
    padding: 80px var(--page-px);
  }

  .cta-type-1__arrow {
    width: 36px;
    height: 36px;
    margin-left: 16px;
  }
}

/* ===================================================
   FOOTER (Updated based on design)
   =================================================== */
.footer {
  background: #fff;
  color: var(--color-text);
  padding: 0;
  border-top: 1px solid #eee;
}

.footer__bar-top {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 100%;
  height: 48px;
  background-color: #f5f5f5;
  color: #888;
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: 11px;
  letter-spacing: 0.08em;
  transition: background-color 0.3s, color 0.3s;
  border-bottom: 1px solid #eee;
}

.footer__bar-top:hover {
  background-color: #ededed;
  color: #333;
}

.footer__bar-top-arrow {
  font-size: 11px;
}

.footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 60px var(--page-px);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer__left {
  display: flex;
  align-items: center;
  gap: 40px;
}

.footer__logo-img {
  height: 48px;
  width: auto;
}

.footer__nav {
  display: flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-sans);
  font-size: 13px;
  letter-spacing: 0.05em;
}

.footer__nav a {
  color: #333;
  transition: opacity 0.3s;
}

.footer__nav a:hover {
  opacity: 0.6;
}

.footer__sep {
  color: #ccc;
}

.footer__right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

.footer__instagram {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #888;
  transition: color 0.3s;
}

.footer__instagram:hover {
  color: #000;
}

.footer__instagram-icon {
  width: 36px;
  height: 36px;
}

.footer__copy {
  font-family: var(--font-sans);
  font-size: 11px;
  color: #888;
  letter-spacing: 0.02em;
}

@media (max-width: 768px) {
  .footer__inner {
    flex-direction: column;
    gap: 32px;
    align-items: center;
    text-align: center;
    padding: 40px var(--page-px);
  }

  .footer__left {
    flex-direction: column;
    gap: 20px;
    align-items: center;
  }

  .footer__right {
    align-items: center;
  }
}

/* ==========================================================================
   お問い合わせフォーム (contact.html)
   ========================================================================== */
.contact-form-section {
  padding: 0 var(--page-px) 100px;
  background: var(--color-white);
}

.contact-form {
  max-width: 800px;
  margin: 0 auto;
}

.form-item {
  display: flex;
  padding: 24px 0;
  border-bottom: 1px solid #f0f0f0;
  margin: 0;
}

.form-item:first-of-type {
  border-top: 1px solid #f0f0f0;
}

.form-label {
  width: 240px;
  flex-shrink: 0;
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--color-dark);
  line-height: 1.6;
  padding-top: 8px;
}

.mark-req {
  background: var(--color-dark);
  color: var(--color-white);
  font-size: 10px;
  font-weight: 400;
  padding: 2px 6px;
  border-radius: 2px;
  margin-left: 8px;
  vertical-align: middle;
  letter-spacing: 0;
}

.form-input {
  flex-grow: 1;
  margin: 0;
}

/* 入力コントロールのベーススタイル */
.form-input input[type="text"],
.form-input input[type="email"],
.form-input input[type="tel"],
.form-input select,
.form-input textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #ccc;
  border-radius: 4px;
  background: #fafafa;
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  font-weight: 300;
  color: var(--color-text);
  transition: all 0.3s;
  box-sizing: border-box;
}

.form-input input[type="text"]:focus,
.form-input input[type="email"]:focus,
.form-input input[type="tel"]:focus,
.form-input select:focus,
.form-input textarea:focus {
  outline: none;
  border-color: var(--color-dark);
  background: var(--color-white);
  box-shadow: 0 0 0 1px var(--color-dark);
}

.form-input textarea {
  resize: vertical;
}

/* 所在地用の横並び */
.form-row {
  display: flex;
  gap: 16px;
}

.form-col--pref {
  width: 160px;
  flex-shrink: 0;
}

.form-col--city {
  flex-grow: 1;
}

.form-note {
  font-size: 12px;
  color: var(--color-muted);
  margin-top: 8px;
  margin-bottom: 0;
}

/* フォームセクション区切り */
.form-divider {
  font-family: var(--font-ja);
  font-size: 18px;
  font-weight: 400;
  color: var(--color-dark);
  border-bottom: 2px solid var(--color-dark);
  padding-bottom: 12px;
  margin: 56px 0 24px;
  letter-spacing: 0.05em;
}

/* ファイルアップロードのスタイリング */
.form-input input[type="file"] {
  display: block;
  font-family: var(--font-ja);
  font-size: var(--fs-xs);
  color: var(--color-muted);
  margin-top: 8px;
}

/* 送信エリア */
.form-submit-area {
  text-align: center;
  margin-top: 56px;
}

.form-acceptance {
  margin-bottom: 32px;
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  font-weight: 300;
  color: var(--color-text);
}

.form-acceptance label {
  cursor: pointer;
}

.form-acceptance input[type="checkbox"] {
  margin-right: 8px;
}

.form-acceptance a {
  color: var(--color-dark);
  text-decoration: underline;
}

.form-btn {
  display: inline-block;
}

.form-btn input[type="submit"] {
  background: var(--color-dark);
  color: var(--color-white);
  border: 1px solid var(--color-dark);
  padding: 16px 64px;
  font-family: var(--font-ja);
  font-size: var(--fs-md);
  font-weight: 400;
  border-radius: 30px;
  cursor: pointer;
  transition: all 0.3s;
  letter-spacing: 0.1em;
}

.form-btn input[type="submit"]:hover {
  background: var(--color-white);
  color: var(--color-dark);
}

/* チェックボックス・ラジオボタンのカスタマイズ */
.form-checkbox-group,
.form-radio-group {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}

.form-checkbox-group label,
.form-radio-group label {
  display: flex;
  align-items: center;
  font-family: var(--font-ja);
  font-size: var(--fs-sm);
  font-weight: 300;
  color: var(--color-text);
  cursor: pointer;
}

.form-checkbox-group input[type="checkbox"],
.form-radio-group input[type="radio"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border: 1px solid #ccc;
  margin-right: 8px;
  position: relative;
  transition: all 0.2s;
  background: #fafafa;
  cursor: pointer;
}

.form-checkbox-group input[type="checkbox"] {
  border-radius: 2px;
}

.form-radio-group input[type="radio"] {
  border-radius: 50%;
}

.form-checkbox-group input[type="checkbox"]:checked {
  background: var(--color-dark);
  border-color: var(--color-dark);
}

.form-checkbox-group input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 6px;
  top: 2px;
  width: 4px;
  height: 8px;
  border: solid var(--color-white);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.form-radio-group input[type="radio"]:checked {
  border-color: var(--color-dark);
}

.form-radio-group input[type="radio"]:checked::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 4px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-dark);
}

/* モバイル対応 */
@media (max-width: 768px) {
  .form-item {
    flex-direction: column;
    padding: 16px 0;
  }

  .form-label {
    width: 100%;
    margin-bottom: 8px;
    padding-top: 0;
  }

  .form-row {
    flex-direction: column;
    gap: 12px;
  }

  .form-col--pref {
    width: 100%;
  }

  .form-btn input[type="submit"] {
    width: 100%;
    padding: 16px 0;
  }
}

/* ===================================================
   グローバルナビ - サブメニュー（ドロップダウン）
   =================================================== */
/* PC表示用 */
.gnav__nav li {
  position: relative;
}

.gnav__sub-nav {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: rgba(12, 12, 12, 0.7);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  overflow: hidden;
  padding: 8px 0;
  display: flex;
  flex-direction: column;
  min-width: 240px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
  z-index: 100;
}

/* ホバーで表示 */
.gnav__nav li:hover .gnav__sub-nav {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.gnav__sub-nav li {
  width: 100%;
}

.gnav__sub-nav li a {
  display: block;
  width: 100%;
  height: auto !important;
  line-height: 1.6 !important;
  padding: 12px 24px !important;
  font-size: 13px !important;
  color: rgba(255, 255, 255, 0.7) !important;
  font-family: var(--font-sans) !important;
  letter-spacing: 0.08em !important;
  text-align: left;
  border-bottom: none !important;
  transition: background-color 0.2s, color 0.2s, opacity 0.2s;
}

.gnav__sub-nav li a:hover {
  background-color: rgba(255, 255, 255, 0.08);
  color: #ffffff !important;
  opacity: 1 !important;
}

/* モバイル表示（SP）用上書き */
@media (max-width: 768px) {
  .gnav__sub-nav {
    position: static;
    transform: none !important;
    background: transparent;
    border: none;
    padding: 0 0 8px 0;
    min-width: 0;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    display: flex;
    flex-direction: column;
  }

  .gnav__sub-nav li a {
    padding: 12px 48px !important;
    /* 左インデントをさらに下げる */
    font-size: 12px !important;
    color: rgba(255, 255, 255, 0.5) !important;
    border-bottom: none !important;
  }

  .gnav__sub-nav li a:hover {
    background-color: transparent;
    color: #ffffff !important;
  }
}

/* ===================================================
   音響プラン個別ページ用 UIギャラリー（比較機能）
   =================================================== */
.gallery-section {
  width: 100%;
  max-width: none;
  background: #f0f0f0;
  margin: 80px 0 0;
  padding: 80px 0 40px;
  font-family: "Optima", "Helvetica Neue", var(--font-sans), sans-serif;
}

.gallery-section-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 var(--page-px);
}

/* Switcher (スイッチャー) */
.switcher {
  display: flex;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 40px;
  padding: 4px;
  width: max-content;
  max-width: 100%;
  margin: 0 auto 60px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.switch-btn {
  flex: 1;
  padding: 12px 24px;
  border: none;
  background: transparent;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: 14px;
  letter-spacing: 0.05em;
  color: rgba(0, 0, 0, 0.5);
  position: relative;
  z-index: 1;
  transition: color 0.3s;
  text-align: center;
  white-space: nowrap;
}

.switch-btn.active {
  color: #ffffff;
  font-weight: 500;
}

.switch-bg {
  position: absolute;
  top: 4px;
  left: 4px;
  height: calc(100% - 8px);
  background: #4A4A4A;
  /* ダークな背景でボタンを際立たせる */
  border-radius: 30px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1), width 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

/* Content Wrapper */
.content-wrapper {
  position: relative;
  min-height: 800px;
}

.plan-content {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: opacity 0.5s ease, transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.plan-content.active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  position: relative;
}

.section-label {
  display: inline-block;
  padding: 4px 16px;
  background: rgba(0, 0, 0, 0.02);
  border: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 11px;
  font-family: var(--font-sans);
  margin-bottom: 24px;
  color: rgba(0, 0, 0, 0.5);
  letter-spacing: 0.15em;
}

/* Grid */
.gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 60px;
}

.img-main {
  grid-column: 1 / -1;
  width: 100%;
  height: 480px;
  object-fit: cover;
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: opacity 0.3s;
  cursor: zoom-in;
}

.img-sub1,
.img-sub2 {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: opacity 0.3s;
  cursor: zoom-in;
}

.gallery-grid img:hover {
  opacity: 0.85;
}

.compare-wrapper {
  grid-column: 1 / -1;
  margin-top: 20px;
}

/* Compare Slider */
.compare-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 15px;
}

.compare-title {
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 300;
  letter-spacing: 0.05em;
  color: var(--color-text);
}

.compare-desc {
  font-family: var(--font-sans);
  font-size: 12px;
  color: rgba(0, 0, 0, 0.4);
}

.compare-container {
  position: relative;
  width: 100%;
  height: 500px;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  cursor: ew-resize;
  overflow: hidden;
  user-select: none;
  touch-action: none;
}

.compare-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #fbfbfb;
}

.svg-before {
  z-index: 1;
}

.svg-after {
  z-index: 2;
  clip-path: inset(0 0 0 50%);
  background: #ffffff;
}

.compare-label {
  position: absolute;
  top: 20px;
  padding: 6px 16px;
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.08);
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.15em;
  z-index: 4;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  border-radius: 30px;
}

.label-before {
  left: 20px;
  color: rgba(0, 0, 0, 0.5);
}

.label-after {
  right: 20px;
  color: var(--color-text);
}

.slider-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 1px;
  background: rgba(0, 0, 0, 0.2);
  z-index: 5;
  pointer-events: none;
}

.slider-handle::after {
  content: '↔';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  background: var(--color-dark);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: bold;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Specs */
.specs {
  border-top: 1px solid rgba(0, 0, 0, 0.1);
  margin-top: 40px;
}

.spec-row {
  display: flex;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  padding: 20px 0;
  align-items: center;
}

.spec-head {
  width: 140px;
  color: #1a1a1a;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: bold;
  letter-spacing: 0.1em;
}

.spec-data {
  flex: 1;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 400;
  color: #1a1a1a;
  line-height: 1.6;
}

/* Cinematic Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(12, 12, 12, 0.98);
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-img {
  max-width: 90%;
  max-height: 90vh;
  object-fit: contain;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
  .switcher {
    width: 100%;
  }

  .switch-btn {
    padding: 10px 12px;
    font-size: 12px;
  }

  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .img-main {
    height: 300px;
  }

  .img-sub1,
  .img-sub2 {
    height: 200px;
  }

  .compare-container {
    height: 350px;
  }

  .compare-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .spec-row {
    flex-direction: column;
    gap: 8px;
  }

  .spec-head {
    width: 100%;
  }
}

/* ===================================================
   PLAN DETAIL HEADER & KV & CONSTRUCTION (MODIFIER)
   =================================================== */
.project-kv {
  position: relative;
  width: 100%;
  height: 200px;
  overflow: hidden;
  background: #111111;
}

.project-kv img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.85;
  /* ヘッダーの文字が見えやすいように少しトーンを落とす */
}

/* KV画像の上に重ねるパンくずリスト */
.project-kv .breadcrumbs {
  position: absolute;
  bottom: 20px;
  left: var(--page-px);
  margin-top: 0 !important;
  z-index: 10;
}

.project-kv .breadcrumbs a,
.project-kv .breadcrumbs span {
  color: rgba(255, 255, 255, 0.7);
  font-size: 11px;
}

.project-kv .breadcrumbs a:hover {
  color: #ffffff;
}

.project-header--plan {
  padding: 80px var(--page-px) 40px;
  text-align: center;
  background: #ffffff;
}

.project-header--plan .project-header__cat {
  display: block;
  font-family: var(--font-ja);
  font-size: 24px;
  font-weight: 300;
  color: var(--color-text);
  margin-bottom: 20px;
  letter-spacing: 0.1em;
}

.project-header--plan .project-header__title {
  font-family: "Ten Mincho", "貂明朝", var(--font-ja), serif;
  font-size: 64px;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 20px;
  letter-spacing: 0.3em;
  text-indent: 0.3em;
  line-height: 1.3;
}

.project-header--plan .project-header__loc {
  font-family: var(--font-sans);
  font-size: clamp(12px, 1vw, 14px);
  color: rgba(0, 0, 0, 0.6);
  letter-spacing: 0.05em;
  margin-bottom: 0;
}

/* 紹介リード文 */
.project-intro-lead {
  max-width: 950px;
  margin: 0 auto 60px;
  text-align: center;
  font-family: 'Ten Mincho Text', 'Ten Mincho', serif;
  font-size: 18px;
  line-height: 2.22;
  color: #4A4A4A;
  padding: 0 var(--page-px);
  letter-spacing: 0.03em;
}
.project-intro-lead span {
  display: inline-block;
  vertical-align: top;
}

/* 工事体制セクション */
.project-construction {
  max-width: 1000px;
  margin: 0 auto 80px;
  padding: 50px var(--page-px);
  border-top: 1px solid #dcdcdc;
  border-bottom: 1px solid #dcdcdc;
  display: flex;
  justify-content: space-between;
  gap: 60px;
}

.construction-col {
  flex: 1;
}

.construction-col h3 {
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: normal;
  color: #1a1a1a;
  margin-bottom: 24px;
  letter-spacing: 0.05em;
}

.construction-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.construction-col li {
  font-family: 'Noto Sans JP', var(--font-sans), sans-serif;
  font-size: 14px;
  line-height: 1.8;
  color: #4a4a4a;
  position: relative;
  padding-left: 18px;
  margin-bottom: 12px;
}

.construction-col li::before {
  content: '・';
  position: absolute;
  left: 0;
  color: #888888;
}

/* Standard Plan タイトルグループ */
.gallery-section__title-group {
  text-align: center;
  margin-bottom: 50px;
}

.gallery-section__title-en {
  display: block;
  font-family: "Optima", "Helvetica Neue", var(--font-en), sans-serif;
  font-size: 64px;
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--color-text);
  margin-bottom: 10px;
}

.gallery-section__title-ja {
  display: block;
  font-family: var(--font-ja);
  font-size: 24px;
  font-weight: 300;
  letter-spacing: 0.15em;
  color: rgba(0, 0, 0, 0.5);
  margin-top: 5px;
}

/* High Grade Plan セクション */
.highgrade-section {
  background: #f0f0f0;
  padding: 50px var(--page-px) 100px;
  margin: 0;
}

.highgrade-card {
  max-width: 1000px;
  margin: 0 auto;
  background: #ffffff;
  padding: 80px 40px;
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.highgrade-title-en {
  font-family: "Optima", "Helvetica Neue", var(--font-en), sans-serif;
  font-size: 64px;
  font-weight: 300;
  color: var(--color-text);
  letter-spacing: 0.08em;
  margin-bottom: 10px;
  line-height: 1.1;
}

.highgrade-title-ja {
  font-family: "Ten Mincho", "貂明朝", var(--font-ja), serif;
  font-size: 14px;
  letter-spacing: 0.25em;
  color: rgba(0, 0, 0, 0.4);
  margin-bottom: 50px;
  text-indent: 0.25em;
  display: block;
}

.highgrade-subtitle {
  font-family: "Ten Mincho", "貂明朝", var(--font-ja), serif;
  font-size: 20px;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 40px;
  letter-spacing: 0.1em;
}

.highgrade-desc {
  font-family: var(--font-ja);
  font-size: 15px;
  line-height: 2.2;
  color: #555555;
  max-width: 760px;
  margin: 0 auto;
  letter-spacing: 0.15em;
}

@media (max-width: 768px) {
  .project-header--plan {
    padding: 60px 20px 30px;
  }

  .project-header--plan .project-header__cat {
    font-size: 18px;
  }

  .project-header--plan .project-header__title {
    font-size: 36px;
  }

  .project-intro-lead {
    font-size: 15px;
    line-height: 2.0;
  }
  .project-intro-lead br {
    display: none;
  }

  .project-construction {
    flex-direction: column;
    gap: 40px;
    padding: 40px 20px;
  }

  .gallery-section__title-en {
    font-size: 36px;
  }

  .highgrade-section {
    padding: 30px 20px 60px;
  }

  .highgrade-card {
    padding: 50px 20px;
  }

  .highgrade-title-en {
    font-size: 36px;
  }

  .highgrade-subtitle {
    font-size: 16px;
  }

  .highgrade-desc {
    font-size: 13px;
    line-height: 2.0;
  }
}

/* ===================================================
   3-image layout with blank space & Image Compare Slider
   =================================================== */
.gallery-grid--3items {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 60px;
}

.gallery-grid--3items>img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: opacity 0.3s;
  cursor: zoom-in;
}

.gallery-grid--3items img:hover {
  opacity: 0.85;
}

.compare-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #ffffff;
  cursor: ew-resize;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

.img-before {
  z-index: 1;
}

.img-after {
  z-index: 2;
  clip-path: inset(0 0 0 50%);
  background: #ffffff;
}

/* ===================================================
   施工までの流れ (Process Section)
   =================================================== */
.process-section {
  padding: 120px var(--page-px);
  background: #ffffff;
}

.process-inner {
  max-width: 800px;
  margin: 0 auto;
}

.process-header {
  text-align: center;
  margin-bottom: 80px;
}

.process-title {
  font-family: "Ten Mincho", "貂明朝", var(--font-ja), serif;
  font-size: 36px;
  font-weight: 400;
  color: #4A4A4A;
  letter-spacing: 0.15em;
}

.process-timeline {
  position: relative;
  padding-left: 160px; /* 左側の丸と線のスペースを160pxに拡張して重なりを防ぐ */
}

.process-line {
  display: none;
}

.process-step {
  display: flex;
  align-items: flex-start;
  margin-bottom: 60px;
  position: relative;
  z-index: 2;
}

.process-step::before {
  content: '';
  position: absolute;
  left: -85px; /* ピルの中心位置: left -150px + 65px */
  top: 30px; /* ピルの中心（上から30px）から開始 */
  width: 1px;
  height: calc(100% + 60px); /* margin-bottom 60px 分を足すことで次のピルの中心に届く */
  background-color: #4A4A4A;
  z-index: 1;
}

.process-step:last-child::before {
  display: none; /* 最後のステップは線を引かない */
}

.process-step:last-child {
  margin-bottom: 0;
}

.process-step__num {
  position: absolute;
  left: -150px; /* タイムラインパディング 160px の中に納め、右側に20pxの余白を作る */
  width: 130px;
  height: 60px; /* 高さを60pxに変更 */
  border: 1px solid #4A4A4A; /* ボーダーカラーを#4A4A4Aに変更 */
  border-radius: 40px; /* Figma指定の角丸40px */
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
}

.process-step__num span {
  font-family: 'Optima', var(--font-en);
  font-size: 18px; /* 文字サイズを18pxに変更 */
  letter-spacing: 0.1em;
  color: #4A4A4A;
  font-weight: 400;
  line-height: 22px;
}

.process-step__content {
  flex: 1;
  padding-top: 18px; /* 高さを60pxにしたことに合わせ、バッジやタイトルとピルの高さを合わせるための微調整 */
}

.process-step__header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 20px;
}

.process-step__badge {
  font-family: 'Noto Sans JP', var(--font-sans);
  font-size: 15px; /* 文字サイズを15pxに変更 */
  color: #4A4A4A; /* 文字色を変更 */
  letter-spacing: 0.1em;
  font-weight: 400;
  line-height: 20px;
  white-space: nowrap;
}

.process-step__title {
  font-family: 'Ten Mincho Text', var(--font-ja), serif;
  font-size: 24px; /* 文字サイズを24pxに変更 */
  font-weight: 400;
  color: #4A4A4A; /* 文字色を変更 */
  letter-spacing: 0.1em;
  line-height: 24px;
  margin: 0;
}

.process-step__desc {
  font-family: 'Noto Sans JP', var(--font-sans);
  font-size: 15px; /* 文字サイズを15pxに変更 */
  line-height: 25px; /* 1.67倍 */
  color: #4A4A4A; /* 文字色を変更 */
  margin: 0;
  font-weight: 400;
}

.process-note {
  font-family: 'Avenir Next', var(--font-sans);
  font-size: 12px;
  color: #4A4A4A;
  margin-top: 60px;
  text-align: left;
  padding-left: 160px; /* timelineのpadding-leftと合わせる */
  line-height: 12px;
}

/* Top Page Animation (index.html) */
.index-page .process-timeline .process-line {
  height: 0;
  transition: height 1.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.index-page .process-timeline.is-active .process-line {
  height: calc(100% - 60px);
}

.index-page .process-step {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.index-page .process-timeline.is-active .process-step.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive styles */
@media (max-width: 768px) {
  .process-section {
    padding: 80px 20px;
  }

  .process-timeline {
    padding-left: 70px;
  }

  .process-line {
    left: 25px;
    top: 15px;
    bottom: 15px;
  }

  .process-step {
    margin-bottom: 40px;
  }

  .process-step::before {
    left: -35px;
    top: 15px;
    height: calc(100% + 40px);
  }

  .process-step__num {
    left: -60px;
    width: 50px;
    height: 30px;
    border-radius: 15px;
  }

  .process-step__num span {
    font-size: 10px;
  }

  .process-step__content {
    padding-top: 4px;
  }

  .process-step__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    margin-bottom: 8px;
  }

  .process-step__title {
    font-size: 16px;
  }

  .process-step__desc {
    font-size: 13px;
  }

  .process-note {
    padding-left: 0;
    margin-top: 40px;
    font-size: 11px;
  }
}

/* ===================================================
   about.html (mu:staについて) ページ専用スタイル
   =================================================== */

.about-header__title {
  font-family: 'Ten Mincho Text', var(--font-ja), serif;
  font-size: 36px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--color-dark, #0c0c0c);
  margin: 0;
  line-height: 1.4;
}

.about-content {
  max-width: 1000px;
  margin: 0 auto 120px;
  padding: 0;
  color: #4A4A4A;
}

/* メインコピー（2ブロック） */
.about-copy-section {
  max-width: 1000px; /* 1000pxに広げて不自然な改行を防止 */
  margin: 0 auto 100px;
  display: flex;
  flex-direction: column;
  gap: 60px;
  text-align: center;
}

.about-copy-block p {
  font-family: 'Ten Mincho Text', var(--font-ja), serif;
  font-size: 18px;
  font-weight: 400;
  line-height: 36px; /* 行間を36pxに調整して可読性を高める */
  letter-spacing: 0.08em;
  margin-bottom: 24px;
  color: #4A4A4A;
}

.about-copy-block p:last-child {
  margin-bottom: 0;
}

/* 導入メッセージ強調（リード文） */
.about-copy-block .about-copy-lead {
  font-size: 20px;
  font-weight: 500;
  line-height: 38px;
  color: #030303;
  margin-bottom: 32px;
}

/* 重要なキーワードのハイライト */
.about-copy-highlight {
  font-family: 'Ten Mincho Text', var(--font-ja), serif;
  font-weight: inherit; /* 太字にせず、通常の太さのままにする */
  color: #c8b87a; /* 上品なゴールドの塗りつぶし */
  letter-spacing: 0.08em;
}

/* 衣食住音サークルセクション */
.about-philosophy-section {
  margin: 120px 0;
  text-align: center;
}

.philosophy__circles {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 60px;
}

.phil-circle {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  border: 1px solid rgba(74, 74, 74, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: -30px;
  background: #fff;
  opacity: 0;
  transform: translateY(24px) scale(0.88);
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.phil-circle:first-child {
  margin-left: 0;
}

.phil-circle.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.phil-circle[data-index="0"] { transition-delay: 0s; }
.phil-circle[data-index="1"] { transition-delay: 0.18s; }
.phil-circle[data-index="2"] { transition-delay: 0.36s; }
.phil-circle[data-index="3"] { transition-delay: 0.54s; }

.phil-circle span {
  font-family: var(--font-ja);
  font-size: 1.6rem;
  font-weight: 300;
  color: #4A4A4A;
  letter-spacing: 0.1em;
}

.phil-circle--accent {
  border: none; /* 枠線なしに変更 */
  box-shadow: none;
}

.phil-circle--accent span {
  color: var(--color-accent, #c8b87a);
}

.phil-circle.is-emphasized {
  transform: scale(1.15);
  /* 枠線なしのため、accent時のボックスシャドウを控えめにする */
  box-shadow: 0 0 24px rgba(200, 184, 122, 0.2);
  background: rgba(200, 184, 122, 0.03);
}

.phil-circle.is-emphasized span {
  transform: scale(1.1);
  text-shadow: 0 0 12px rgba(200, 184, 122, 0.4);
}

.about-philosophy-copy {
  max-width: 1000px; /* 1000pxに統一 */
  margin: 0 auto;
  text-align: center;
}

.about-philosophy-copy p {
  font-family: 'Ten Mincho Text', var(--font-ja), serif;
  font-size: 18px;
  font-weight: 400;
  line-height: 36px; /* 行間を36pxに調整 */
  letter-spacing: 0.08em;
  margin-bottom: 24px;
  color: #4A4A4A;
}

.about-philosophy-copy p:last-child {
  margin-bottom: 0;
}

/* クッション・セパレーター */
.about-separator {
  text-align: center;
  margin: 120px auto 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  pointer-events: none;
}

.about-separator__en {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 300;
  letter-spacing: 0.3em;
  color: #c8b87a; /* 上品なゴールド */
  margin-bottom: 24px;
}

.about-separator__line {
  width: 1px;
  height: 80px;
  background: linear-gradient(to bottom, #c8b87a, transparent); /* ゴールドから透明に消えていく縦線 */
}

/* 会社概要 */
.about-company-section {
  max-width: 1000px;
  margin: 140px auto 0;
}

.about-company__title {
  font-family: 'Ten Mincho Text', var(--font-ja), serif;
  font-size: 18px;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: #4A4A4A;
  margin-bottom: 50px;
  text-align: center;
}

.company-grid {
  border-top: 1px solid #4A4A4A;
  border-bottom: 1px solid #4A4A4A;
  width: 1000px; /* 1000px幅に指定 */
  margin: 0 auto;
}

.company-grid__row {
  display: flex;
  align-items: flex-start;
  border-bottom: 1px solid #4A4A4A;
  padding: 30px 0; /* 上下のパディングを 30px に変更 */
  box-sizing: border-box;
}

.company-grid__row:last-child {
  border-bottom: none;
}

.company-grid__label {
  padding-left: 50px;
  width: 340px; /* 左端から値の開始位置 340px まで */
  font-family: 'Ten Mincho Text', var(--font-ja), serif;
  font-size: 18px;
  font-weight: 400;
  line-height: 32px; /* line-height を値と同じ 32px にして縦位置を揃える */
  letter-spacing: 0.05em;
  color: #4A4A4A;
  flex-shrink: 0;
}

.company-grid__value {
  flex-grow: 1;
  font-family: 'Ten Mincho Text', var(--font-ja), serif;
  font-size: 18px;
  font-weight: 400;
  line-height: 32px; /* 行間 32px に指定 */
  letter-spacing: 0.05em;
  color: #4A4A4A;
  padding-right: 50px; /* 右端の余白 50px */
  box-sizing: border-box;
}

.company-grid__value-wrap {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  padding-right: 50px; /* 右端の余白 50px */
  box-sizing: border-box;
}

/* 所在地行：住所テキストの下に地図が並ぶ */
.company-grid__row--location {
  align-items: flex-start;
}

.company-grid__value--address {
  max-width: 524px; /* 地図の幅に合わせて最大幅を広げ、不自然な改行を防止 */
  padding-right: 0;
}

.company-grid__img-wrap {
  width: 524.35px;
  height: 279px;
  margin-top: 30px; /* 住所の下に30px空ける */
  position: relative;
  overflow: hidden;
  background: #030303;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.company-grid__map {
  width: 100%;
  height: 100%;
  border: none;
  filter: grayscale(100%) contrast(1.15) brightness(1.05); /* Google Mapを白黒処理 */
}

/* 事業内容行 */
.company-grid__value-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 499px; /* 事業内容の最大幅 */
}

.company-grid__value-list li {
  line-height: 32px; /* 行間 32px */
}

/* 社員紹介 */
.about-member-section {
  max-width: 1000px;
  margin: 140px auto 0;
}

.about-member__title {
  font-family: 'Ten Mincho Text', var(--font-ja), serif;
  font-size: 18px;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: #4A4A4A;
  margin-bottom: 50px;
  text-align: center;
}

.member-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
}

.member-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  width: 100%;
  max-width: 200px;
}

.member-card__img-wrap {
  width: 100%;
  max-width: 200px;
  aspect-ratio: 1/1; /* 200x200px の比率を保つ */
  overflow: hidden;
  margin-bottom: 19px; /* 写真と名前の間隔を9pxから19pxに変更 */
  background: #f0f0f0;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.member-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%); /* 社員写真もモノクロ処理 */
}

.member-card__name {
  font-family: 'Ten Mincho Text', var(--font-ja), serif;
  font-size: 18px;
  font-weight: 400;
  line-height: 18px; /* 行間 18px */
  letter-spacing: 0.05em;
  color: #4A4A4A;
  margin-bottom: 10px; /* 名前と役職の間隔 10px */
  white-space: nowrap;
}

.member-card__role {
  font-family: 'Ten Mincho Text', var(--font-ja), serif;
  font-size: 15px;
  font-weight: 400;
  line-height: 15px; /* 行間 15px */
  letter-spacing: 0.05em;
  color: #4A4A4A;
}

/* 大型CTA (CTA-bigtype) */
.cta-bigtype {
  background: #4A4A4A;
  border-top: 1px solid #FFFFFF;
  border-bottom: 1px solid #FFFFFF;
  height: 380px; /* 高さを380pxに変更 */
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  text-align: center;
  font-family: 'Ten Mincho Text', var(--font-ja), serif;
  margin-top: 0;
  box-sizing: border-box;
}

.cta-bigtype__inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cta-bigtype__lead {
  font-size: 24px;
  font-weight: 400;
  letter-spacing: 0.05em;
  margin-bottom: 20px; /* 下マージンを20pxに変更 */
  line-height: 1.5;
}

.cta-bigtype__contact {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 16px;
  margin-bottom: 30px; /* 下マージンを30pxに変更 */
  flex-wrap: wrap;
}

.cta-bigtype__tel-label {
  font-family: 'Optima', sans-serif;
  font-size: 24px;
  font-weight: 400;
}

.cta-bigtype__tel-num {
  font-family: 'Optima', sans-serif;
  font-size: 72px;
  font-weight: 400;
  line-height: 1;
  color: #FFFFFF;
  text-decoration: none;
  letter-spacing: 0.02em;
}

.cta-bigtype__tel-time {
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  opacity: 0.8;
}

.cta-bigtype__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  width: 100%;
  max-width: 880px;
  box-sizing: border-box;
  border: 1px solid #FFFFFF;
  border-radius: 50px;
  background: transparent;
  color: #FFFFFF;
  padding: 24px 64px;
  text-decoration: none;
  transition: background-color 0.4s, color 0.4s, border-color 0.4s;
}

.cta-bigtype__btn span:first-child {
  font-family: 'Ten Mincho Text', var(--font-ja), serif;
  font-size: 24px;
  letter-spacing: 0.05em;
  font-weight: 300;
}

.cta-bigtype__btn:hover {
  background-color: #0c0c0c;
  color: #FFFFFF;
  border-color: #FFFFFF;
}

.cta-bigtype__btn-icon {
  width: 32px;
  height: 32px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: border-color 0.4s;
}

.cta-bigtype__btn-icon::after {
  content: '→';
  font-size: 16px;
  color: #FFFFFF;
  display: inline-block;
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.cta-bigtype__btn:hover .cta-bigtype__btn-icon {
  border-color: rgba(255, 255, 255, 1);
}

.cta-bigtype__btn:hover .cta-bigtype__btn-icon::after {
  transform: translateX(3px);
}

/* レスポンシブ調整 */
@media (max-width: 960px) {
  .about-content {
    padding: 0 var(--page-px);
  }

  .about-header {
    padding-top: 60px !important;
    margin-bottom: 40px !important;
  }

  .about-header__title {
    font-size: 28px;
  }

  .about-copy-section {
    gap: 40px;
    margin-bottom: 60px;
  }

  .about-copy-block p,
  .about-philosophy-copy p {
    font-size: 15px;
    line-height: 28px; /* スマホ時の行間は28pxに調整 */
  }

  .about-copy-block .about-copy-lead {
    font-size: 18px; /* モバイル時は少し小さく */
    line-height: 32px;
    margin-bottom: 24px;
  }

  .about-philosophy-section {
    margin: 80px 0;
  }

  .about-separator {
    margin: 80px auto 50px;
  }

  .about-separator__line {
    height: 50px;
  }

  .philosophy__circles {
    margin-bottom: 40px;
    transform: scale(0.8);
  }

  .about-company-section,
  .about-member-section {
    margin-top: 80px;
  }

  .company-grid {
    width: 100%;
  }

  .company-grid__row {
    flex-direction: column;
    align-items: flex-start;
    padding: 24px 0;
    min-height: auto;
  }

  .company-grid__label {
    width: 100%;
    padding-left: 0; /* モバイルでは左の50px余白をリセット */
    margin-bottom: 12px;
    font-size: 15px;
    font-weight: 700;
  }

  .company-grid__value {
    font-size: 15px;
    line-height: 1.6;
    padding-right: 0; /* モバイルでは右の50px余白をリセット */
  }

  .company-grid__row--location {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 24px 0;
  }

  .company-grid__value-wrap {
    width: 100%;
    padding-right: 0; /* モバイルでは右の50px余白をリセット */
  }

  .company-grid__img-wrap {
    width: 100%;
    height: auto;
    aspect-ratio: 16/10;
    margin-top: 20px;
  }

  .member-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 32px 16px;
    width: 100%;
  }

  .member-card {
    max-width: 100%;
  }

  .member-card__img-wrap {
    width: 100%;
    max-width: 120px;
    aspect-ratio: 1/1;
  }

  .member-card__name {
    font-size: 15px;
    line-height: 1.4;
    margin-bottom: 6px;
  }

  .member-card__role {
    font-size: 12px;
    line-height: 1.3;
  }

  .cta-bigtype {
    height: auto; /* モバイルでは高さ固定を解除 */
    padding: 80px var(--page-px);
  }

  .cta-bigtype__lead {
    font-size: 18px;
    margin-bottom: 32px;
  }

  .cta-bigtype__tel-num {
    font-size: 48px;
  }

  .cta-bigtype__btn {
    padding: 18px 40px;
  }

  .cta-bigtype__btn span:first-child {
    font-size: 18px;
  }
}

@media (max-width: 600px) {
  .member-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 520px) {
  .philosophy__circles {
    transform: scale(0.65);
    margin-bottom: 20px;
  }

  .phil-circle {
    width: 120px;
    height: 120px;
    margin-left: -20px;
  }

  .phil-circle span {
    font-size: 1.25rem;
  }

  .cta-bigtype__contact {
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }
}