/* ============================================================
   仙波工務店 LP - Sample by soraha design
   コンセプト：「岩槻の路地に、もう一軒。」(タウン誌の組版)
   ─ 4 視点統合版：画像差替 / 形のバリエーション / A11y / コピー磨き
   ============================================================ */

:root{
  --c-base:        #F5F1EA;
  --c-base-soft:   #ECE6D8;
  --c-surface:     #FBF8F2;
  --c-text:        #2C2A26;
  --c-text-sub:    #5B574F;
  --c-text-mute:   #7C766B;
  --c-wood:        #7B6A4F;
  --c-wood-soft:   #C0B398;
  --c-line:        #D8CFBC;
  --c-line-thin:   #E5DDC8;
  --c-accent:      #A8362A;
  --c-accent-d:    #8B2A20;
  --c-accent-soft: #E8D5D0;
  --c-moss:        #5A6B5A;
  --c-moss-soft:   #C2CCC2;

  /* 3 種類限定 */
  --f-h:    "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;
  --f-jp:   "Noto Sans JP", -apple-system, "Hiragino Sans", sans-serif;
  --f-en:   "Inter", "Noto Sans JP", sans-serif;
  --f-h2:   var(--f-jp);
  --f-cap:  var(--f-jp);

  --r-sm: 2px; --r-md: 4px; --r-lg: 8px;
  --shadow-soft: 0 2px 12px rgba(60, 50, 30, 0.04);
  --shadow-md: 0 8px 28px rgba(60, 50, 30, 0.08);

  /* 写真トーン統一 */
  --photo-filter: saturate(0.82) contrast(1.05) brightness(0.98);
}

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

html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }

body{
  font-family: var(--f-jp);
  color: var(--c-text);
  background: var(--c-base);
  font-size: 17px;
  line-height: 1.9;
  font-weight: 400;
  letter-spacing: .02em;
  font-feature-settings: "palt";
  -webkit-font-smoothing: antialiased;
  padding-top: 42px;
  /* 桐塑テクスチャ */
  background-image:
    radial-gradient(rgba(123, 106, 79, 0.04) 1px, transparent 1px);
  background-size: 4px 4px;
}

img{ max-width:100%; height:auto; display:block; }
a{ color: inherit; text-decoration: none; transition: opacity .2s, color .2s; }
a:hover{ opacity: .8; }
ul,ol{ list-style: none; }

/* A11y ─ focus-visible */
a:focus-visible,
button:focus-visible,
.btn:focus-visible,
input:focus-visible{
  outline: 2px solid var(--c-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.container{
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
}

.sp-only{ display: none; }

/* ============================================================
   Reveal
   ============================================================ */
.reveal{
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1.1s ease-out, transform 1.1s ease-out;
}
.reveal.is-visible{ opacity: 1; transform: translateY(0); }
.reveal-delay-1{ transition-delay: .1s; }
.reveal-delay-2{ transition-delay: .2s; }
.reveal-delay-3{ transition-delay: .3s; }
.reveal-delay-4{ transition-delay: .4s; }
.reveal-delay-5{ transition-delay: .5s; }
@media (prefers-reduced-motion: reduce){
  .reveal{ opacity:1; transform:none; transition:none; }
}
body.skip-reveal .reveal{ opacity:1 !important; transform:none !important; }

/* ============================================================
   Sample notice
   ============================================================ */
.sample-notice{
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--c-text);
  color: #fff;
  font-size: 13px;
}
.sample-notice-inner{
  max-width: 1180px; margin: 0 auto;
  padding: 11px 32px;
  display: flex; align-items: center; gap: 12px;
}
.sample-badge{
  display: inline-block;
  background: var(--c-accent);
  color: #fff;
  font-family: var(--f-en);
  font-weight: 600;
  padding: 3px 10px;
  letter-spacing: .1em;
  font-size: 11px;
}
.sample-notice-text{ flex: 1; color: rgba(255,255,255,.92); }
.sample-notice-close{
  background: none; border: none; color: #fff;
  font-size: 18px; cursor: pointer; padding: 0 6px;
}
.sample-notice-close:hover{ color: var(--c-accent-soft); }
body.sample-closed{ padding-top: 0; }
body.sample-closed .sample-notice{ display: none; }

/* ============================================================
   Header
   ============================================================ */
.site-header{
  position: fixed; top: 42px; left: 0; right: 0; z-index: 90;
  background: rgba(245, 241, 234, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: background .25s, border-color .25s, box-shadow .25s;
}
.site-header.is-scrolled{
  background: rgba(251, 248, 242, 0.98);
  border-bottom-color: var(--c-line);
  box-shadow: var(--shadow-soft);
}
body.sample-closed .site-header{ top: 0; }

.header-inner{
  display: flex; align-items: center; gap: 24px;
  padding: 16px 32px;
}
.logo{ display: flex; align-items: center; gap: 12px; }
.logo-text{ display: flex; flex-direction: column; line-height: 1.1; }
.logo-name{
  font-family: var(--f-h);
  font-weight: 700;
  font-size: 22px;
  color: var(--c-text);
  letter-spacing: .06em;
}
.logo-sub{
  font-family: var(--f-en);
  font-weight: 500;
  font-size: 11px;
  color: var(--c-wood);
  letter-spacing: .12em;
  margin-top: 4px;
}

.g-nav{
  display: flex; gap: 24px;
  margin-left: auto;
  font-family: var(--f-jp);
  font-weight: 500;
  font-size: 14px;
  letter-spacing: .04em;
}
.g-nav a{ color: var(--c-text-sub); position: relative; padding-bottom: 2px; }
.g-nav a::after{
  content: ""; position: absolute;
  left: 50%; bottom: -2px;
  width: 0; height: 1px;
  background: var(--c-accent);
  transition: width .25s, left .25s;
}
.g-nav a:hover{ color: var(--c-text); opacity: 1; }
.g-nav a:hover::after{ width: 100%; left: 0; }

.header-cta-area{ display: flex; align-items: center; gap: 16px; }

.header-star{
  display: inline-flex; align-items: baseline; gap: 4px;
  padding: 5px 11px;
  border: 0.5px solid var(--c-wood);
  font-family: var(--f-en);
  color: var(--c-accent-d);
  line-height: 1;
  border-bottom: 1px solid var(--c-accent);
}
.header-star:hover{ background: var(--c-accent-soft); opacity: 1; }
.header-star .star-mark{ color: var(--c-accent); font-size: 13px; }
.header-star .star-num{ font-weight: 600; font-size: 15px; letter-spacing: .02em; }

.header-tel{
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--f-en);
  font-weight: 600;
  font-size: 20px;
  color: var(--c-text);
  letter-spacing: .02em;
  border-bottom: 1px solid var(--c-accent);
  padding-bottom: 2px;
}
.tel-icon{
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px;
  background: var(--c-accent);
  color: #fff;
  font-size: 11px;
  border-radius: 50%;
  font-family: var(--f-jp);
}

.hamburger{
  display: none;
  background: none; border: none;
  width: 38px; height: 38px;
  flex-direction: column; justify-content: center; align-items: center;
  gap: 5px; cursor: pointer; padding: 0;
}
.hamburger span{
  display: block; width: 22px; height: 1.5px;
  background: var(--c-text);
  transition: transform .3s, opacity .3s;
}
.hamburger.is-open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2){ opacity: 0; }
.hamburger.is-open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

.drawer{
  position: fixed; top: 0; left: 0; right: 0;
  background: var(--c-text);
  color: #fff;
  z-index: 95;
  padding: 84px 32px 40px;
  transform: translateY(-110%);
  transition: transform .35s ease;
}
.drawer.is-open{ transform: translateY(0); }
.drawer-nav{
  display: flex; flex-direction: column; gap: 18px;
  font-family: var(--f-h); font-size: 17px;
}
.drawer-nav a{ padding: 6px 0; border-bottom: 0.5px solid rgba(255,255,255,0.15); color: #fff; }
.drawer-cta{
  margin-top: 18px;
  background: var(--c-accent);
  color: #fff;
  padding: 16px;
  text-align: center;
  font-family: var(--f-en);
  font-weight: 700;
  font-size: 20px;
  border-bottom: none !important;
  letter-spacing: .02em;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn{
  display: inline-flex; align-items: center; justify-content: center;
  gap: 10px;
  padding: 16px 32px;
  font-family: var(--f-jp);
  font-size: 15px; font-weight: 500;
  letter-spacing: .04em;
  transition: transform .2s, background .2s, color .2s, box-shadow .2s;
  cursor: pointer; border: none;
  border-radius: 2px;
}
.btn-primary{
  background: var(--c-accent);
  color: #fff;
  box-shadow: 0 2px 8px rgba(168,54,42,0.2);
}
.btn-primary:hover{
  opacity: 1;
  background: var(--c-accent-d);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(168,54,42,0.3);
}
.btn-ghost{
  background: transparent;
  color: var(--c-text);
  border: 1px solid var(--c-text);
}
.btn-ghost:hover{
  opacity: 1;
  background: var(--c-text);
  color: var(--c-base);
  transform: translateY(-2px);
}
.btn-large{ padding: 18px 38px; font-size: 15px; }
.btn-xlarge{ padding: 24px 48px; font-size: 18px; font-weight: 600; gap: 14px; min-height: 72px; }
.btn-tel-icon{
  display:inline-flex; align-items:center; justify-content:center;
  width: 26px; height: 26px;
  background: rgba(255,255,255,0.22);
  color: #fff;
  border-radius: 50%;
  font-size: 13px;
}
.btn-xlarge .btn-tel-icon{ width: 36px; height: 36px; font-size: 17px; }
.btn-tel-num{ font-family: var(--f-en); letter-spacing: .02em; font-size: 22px; font-weight: 600; }
.btn-xlarge .btn-tel-num{ font-size: 32px; font-weight: 700; }

/* ============================================================
   Section common ─ 章番号 大判敷き
   ============================================================ */
.section{
  padding: 110px 0;
  position: relative;
  overflow: hidden;
}
.section-bg-kanji{
  position: absolute;
  pointer-events: none;
  font-family: var(--f-h);
  font-weight: 900;
  font-size: 360px;
  line-height: 1;
  color: var(--c-accent);
  opacity: .055;
  letter-spacing: 0;
  top: 8%;
  right: -3%;
  z-index: 0;
  user-select: none;
}
.section-bg-kanji-d{ color: var(--c-accent-d); opacity: .06; }
.hero-bg-kanji{
  position: absolute;
  pointer-events: none;
  font-family: var(--f-h);
  font-weight: 900;
  font-size: 460px;
  line-height: 1;
  color: var(--c-accent);
  opacity: .04;
  letter-spacing: 0;
  top: -40px;
  right: -40px;
  z-index: 0;
  user-select: none;
}

.section .container{ position: relative; z-index: 2; }

.section-head{ max-width: 720px; margin-bottom: 64px; }

.section-chapter{
  font-family: var(--f-en);
  font-weight: 500;
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--c-wood);
  margin-bottom: 22px;
  padding-bottom: 12px;
  border-bottom: 0.5px solid var(--c-wood);
  display: inline-block;
}
.section-chapter-light{
  color: var(--c-wood);
  border-color: var(--c-wood-soft);
}

.section-title{
  font-family: var(--f-h);
  font-weight: 700;
  font-size: 38px;
  line-height: 1.7;
  color: var(--c-text);
  letter-spacing: .04em;
}
.section-title-em{
  position: relative;
  color: var(--c-accent-d);
  display: inline-block;
}
.section-title-em::after{
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 1px;
  background: var(--c-accent);
}

/* ============================================================
   HERO ─ オーバーラップ・円形・章漢字大判
   ============================================================ */
.hero{
  position: relative;
  margin-top: 74px;
  padding: 90px 0 110px;
  background: var(--c-base);
  overflow: hidden;
  border-bottom: 0.5px solid var(--c-wood-soft);
}
.hero-inner{
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.hero-est{
  font-family: var(--f-en);
  font-size: 13px;
  font-weight: 500;
  color: var(--c-text-sub);
  letter-spacing: .14em;
  margin-bottom: 32px;
  padding-bottom: 8px;
  border-bottom: 0.5px solid var(--c-wood);
  display: inline-block;
}
.hero-title{
  font-family: var(--f-h);
  font-weight: 800;
  font-size: 56px;
  line-height: 1.5;
  color: var(--c-text);
  letter-spacing: .06em;
  margin-bottom: 32px;
}
.hero-title-em{
  position: relative;
  color: var(--c-accent-d);
}
.hero-title-em::after{
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 2px;
  background: var(--c-accent);
}
.hero-tagline{
  font-family: var(--f-jp);
  font-size: 16px;
  font-weight: 500;
  color: var(--c-text);
  letter-spacing: .04em;
  padding: 14px 0;
  border-top: 0.5px solid var(--c-wood);
  border-bottom: 0.5px solid var(--c-wood);
  margin-bottom: 28px;
  line-height: 1.75;
}
.hero-lead{
  font-size: 17px;
  line-height: 2.05;
  color: var(--c-text-sub);
  margin-bottom: 36px;
  letter-spacing: .02em;
}
.hero-actions{
  display: flex; gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}
.hero-hours{
  font-size: 13px;
  color: var(--c-text-mute);
  letter-spacing: .02em;
}

/* HERO visual：縦長＋円形オーバーラップ */
.hero-visual{
  position: relative;
  max-width: 460px;
  margin-left: auto;
}
.hero-main{
  aspect-ratio: 5/7;
  overflow: hidden;
  position: relative;
}
.hero-main img{
  width: 100%; height: 100%;
  object-fit: cover;
  filter: var(--photo-filter);
}
.hero-sub{
  position: absolute;
  bottom: -36px; left: -40px;
  width: 180px; height: 180px;
  border-radius: 50%;
  overflow: hidden;
  z-index: 3;
  box-shadow: 0 8px 28px rgba(60,50,30,0.18);
  border: 6px solid var(--c-base);
}
.hero-sub img{
  width: 100%; height: 100%; object-fit: cover;
  filter: var(--photo-filter);
}
.hero-photo-cap{
  position: absolute;
  top: -18px; right: 0;
  font-family: var(--f-en);
  font-weight: 500;
  font-size: 12px;
  color: var(--c-wood);
  letter-spacing: .06em;
}
.hero-photo-cap .cap-en{ display: inline-block; }

.hero-chapter{
  position: absolute;
  bottom: 24px; left: 32px;
  font-family: var(--f-en);
  font-weight: 500;
  font-size: 14px;
  color: var(--c-wood);
  opacity: .55;
  letter-spacing: .14em;
  z-index: 1;
}

/* ============================================================
   Trust Bar (信頼帯)
   ============================================================ */
.trust-bar{
  background: var(--c-text);
  color: var(--c-base);
  padding: 28px 0;
}
.trust-inner{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
  gap: 0;
}
.trust-item{
  text-align: center;
  padding: 4px 16px;
}
.trust-num{
  font-family: var(--f-h);
  font-weight: 700;
  font-size: 32px;
  color: #fff;
  line-height: 1;
  margin-bottom: 6px;
  letter-spacing: .02em;
}
.trust-unit{
  font-size: 18px;
  font-weight: 500;
  margin-left: 2px;
}
.trust-unit-mid{ color: var(--c-accent-soft); }
.trust-num-small{ font-family: var(--f-en); font-size: 22px; font-weight: 700; }
.trust-num:nth-of-type(2){ color: var(--c-accent-soft); }
.trust-item:nth-child(3) .trust-num{ color: var(--c-accent-soft); font-style: normal; }
.trust-label{
  font-family: var(--f-jp);
  font-size: 11px;
  color: rgba(245, 241, 234, 0.7);
  letter-spacing: .04em;
}
.trust-divider{
  width: 0.5px; height: 56px;
  background: rgba(245, 241, 234, 0.18);
  justify-self: center;
  display: none;
}
.trust-inner > .trust-divider{ display: block; }

/* ============================================================
   Key Message
   ============================================================ */
.key-message{
  background: var(--c-base-soft);
  padding: 100px 0;
  text-align: center;
}
.key-pre{
  font-family: var(--f-cap);
  font-size: 14px;
  letter-spacing: .1em;
  color: var(--c-wood);
  margin-bottom: 28px;
}
.key-quote{
  font-family: var(--f-h);
  font-weight: 600;
  font-size: 26px;
  line-height: 2;
  color: var(--c-text);
  letter-spacing: .04em;
  margin-bottom: 32px;
}
.key-em{
  display: inline-block;
  color: var(--c-accent-d);
  border-bottom: 1px solid var(--c-accent);
  padding-bottom: 4px;
  margin-top: 8px;
}
.key-sign{
  font-family: var(--f-cap);
  font-size: 14px;
  color: var(--c-wood);
  letter-spacing: .06em;
}

/* ============================================================
   Promise (3 つの約束)
   ============================================================ */
.section-promise{
  background: var(--c-base);
}
.promise-list{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 64px;
  position: relative;
}
.promise-item{
  position: relative;
  padding-top: 96px;
}
.promise-num{
  position: absolute;
  top: -8px; left: -10px;
  font-family: var(--f-en);
  font-weight: 600;
  font-size: 110px;
  color: var(--c-wood);
  opacity: .25;
  line-height: 1;
  letter-spacing: .02em;
}
.promise-title{
  font-family: var(--f-h);
  font-weight: 700;
  font-size: 22px;
  line-height: 1.7;
  color: var(--c-text);
  margin-bottom: 20px;
  letter-spacing: .04em;
  position: relative;
  z-index: 2;
}
.promise-text{
  font-size: 15px;
  line-height: 2;
  color: var(--c-text-sub);
  position: relative;
  z-index: 2;
  letter-spacing: .02em;
}

/* ============================================================
   Service ─ 6 カード／2-3 行目をオフセット
   ============================================================ */
.section-service{
  background: var(--c-base-soft);
}
.service-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 64px 36px;
  align-items: start;
}
.service-card{
  display: flex; flex-direction: column;
}
/* Z字オフセット：1段目の2,3番目 / 2段目の1,3番目 を交互にずらす */
.service-card:nth-child(2){ transform: translateY(32px); }
.service-card:nth-child(3){ transform: translateY(0); }
.service-card:nth-child(4){ transform: translateY(0); }
.service-card:nth-child(5){ transform: translateY(32px); }
.service-card:nth-child(6){ transform: translateY(0); }
.service-card-offset{ transform: translateY(32px); }
.service-thumb{
  aspect-ratio: 1/1;
  border-radius: 50%;
  overflow: hidden;
  width: 180px;
  margin-bottom: 24px;
  background: var(--c-line-thin);
  position: relative;
}
.service-thumb::after{
  /* 円の周りに細い罫線（装飾） */
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 0.5px solid var(--c-wood);
  opacity: 0;
  transition: opacity .25s, inset .25s;
}
.service-card:hover .service-thumb::after{
  opacity: .4;
  inset: -12px;
}
.service-thumb img{
  width: 100%; height: 100%; object-fit: cover;
  filter: var(--photo-filter);
}
.service-no{
  font-family: var(--f-en);
  font-weight: 500;
  font-size: 12px;
  color: var(--c-wood);
  letter-spacing: .1em;
  margin-bottom: 2px;
}
.service-en{
  font-family: var(--f-en);
  font-weight: 500;
  font-size: 14px;
  color: var(--c-accent);
  letter-spacing: .1em;
  text-transform: lowercase;
  margin-bottom: 10px;
}
.service-title{
  font-family: var(--f-h);
  font-weight: 700;
  font-size: 21px;
  color: var(--c-text);
  margin-bottom: 12px;
  letter-spacing: .04em;
  line-height: 1.6;
}
.service-desc{
  font-size: 14px;
  line-height: 1.95;
  color: var(--c-text-sub);
  letter-spacing: .02em;
}
.service-note{
  margin-top: 56px;
  padding: 18px 24px;
  background: rgba(168, 54, 42, 0.04);
  border-left: 3px solid var(--c-accent);
  font-size: 13px;
  color: var(--c-text-sub);
  line-height: 1.85;
  letter-spacing: .02em;
}

/* ============================================================
   Works ─ 段差レイアウト＋特集枠
   ============================================================ */
.section-works{
  background: var(--c-base);
}
.works-stagger{
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.works-row{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}
.work-card{
  display: flex; flex-direction: column;
  background: var(--c-surface);
  border: 0.5px solid var(--c-line);
  transition: transform .25s, box-shadow .25s;
}
.work-card:hover{
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.work-card-offset{ transform: translateY(36px); }
.work-card-offset:hover{ transform: translateY(33px); }
.work-feat{
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 0;
  align-items: stretch;
}
.work-feat-right{ grid-template-columns: 1fr 1.4fr; direction: rtl; }
.work-feat-right > *{ direction: ltr; }
.work-feat .work-thumb{
  aspect-ratio: auto;
}
.work-feat .work-thumb img{ height: 100%; }
.work-thumb{
  overflow: hidden;
  aspect-ratio: 7/5;
}
.work-thumb img{
  width: 100%; height: 100%; object-fit: cover;
  filter: var(--photo-filter);
  transition: transform .4s;
}
.work-card:hover .work-thumb img{
  transform: scale(1.04);
}
.work-body{ padding: 24px 28px 28px; display: flex; flex-direction: column; justify-content: center; }
.work-feat-label{
  display: inline-block;
  background: var(--c-accent);
  color: #fff;
  font-family: var(--f-jp);
  font-weight: 600;
  font-size: 11px;
  padding: 3px 10px;
  letter-spacing: .12em;
  margin-bottom: 14px;
  align-self: flex-start;
}
.work-meta{
  font-family: var(--f-jp);
  font-weight: 500;
  font-size: 12px;
  color: var(--c-accent);
  letter-spacing: .06em;
  margin-bottom: 8px;
}
.work-title{
  font-family: var(--f-h);
  font-weight: 700;
  font-size: 20px;
  color: var(--c-text);
  margin-bottom: 8px;
  letter-spacing: .04em;
}
.work-feat .work-title{ font-size: 26px; }
.work-info{
  font-family: var(--f-cap);
  font-size: 13px;
  color: var(--c-wood);
  letter-spacing: .02em;
  margin-bottom: 8px;
}
.work-desc{
  font-size: 14px;
  line-height: 1.95;
  color: var(--c-text-sub);
  margin-top: 10px;
  letter-spacing: .02em;
}
.works-note{
  margin-top: 56px;
  text-align: center;
  font-size: 12px;
  color: var(--c-text-mute);
}

/* ============================================================
   About ─ 縦長代表写真＋道具レイアウト（中央大判＋左右円形）
   ============================================================ */
.section-about{
  background: var(--c-base-soft);
  padding: 130px 0;
}
.about-grid{
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
  align-items: center;
  margin-top: 48px;
  margin-bottom: 100px;
}
.about-photo{
  position: relative;
  aspect-ratio: 6/9;
  overflow: visible;
}
.about-photo img{
  width: 100%; height: 100%;
  object-fit: cover;
  filter: var(--photo-filter);
}
.about-photo::before{
  /* 額装風細罫 */
  content: "";
  position: absolute;
  top: 16px; left: 16px; right: -16px; bottom: -16px;
  border: 0.5px solid var(--c-wood);
  z-index: -1;
}
.about-photo-cap{
  margin-top: 14px;
  font-family: var(--f-cap);
  font-size: 13px;
  color: var(--c-wood);
  letter-spacing: .04em;
  text-align: right;
}
.about-text{ padding-top: 8px; }
.about-title{
  font-size: 38px;
  margin-bottom: 14px;
  line-height: 1.5;
}
.about-comma{ color: var(--c-accent); }
.about-role{
  font-family: var(--f-cap);
  font-size: 14px;
  color: var(--c-wood);
  letter-spacing: .04em;
  padding-bottom: 24px;
  margin-bottom: 30px;
  border-bottom: 0.5px solid var(--c-wood);
}
.about-body p{
  font-size: 16px;
  line-height: 2;
  color: var(--c-text);
  margin-bottom: 20px;
  letter-spacing: .02em;
}

.about-tools{
  padding-top: 56px;
  border-top: 0.5px solid var(--c-wood);
  position: relative;
}
.about-tools-eyebrow{
  text-align: center;
  font-family: var(--f-en);
  font-weight: 500;
  font-size: 13px;
  color: var(--c-wood);
  letter-spacing: .14em;
  margin-bottom: 36px;
}
.tools-layout{
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: 24px;
  align-items: center;
}
.tool-side{ display: flex; flex-direction: column; align-items: center; }
.tool-side-l{ transform: translateY(20px); }
.tool-side-r{ transform: translateY(-20px); }
.tool-circle{
  width: 100%;
  aspect-ratio: 1/1;
  border-radius: 50%;
  overflow: hidden;
  background: var(--c-line-thin);
  margin-bottom: 14px;
}
.tool-circle img{
  width: 100%; height: 100%; object-fit: cover;
  filter: var(--photo-filter);
}
.tool-center{ display: flex; flex-direction: column; }
.tool-wide{
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--c-line-thin);
  margin-bottom: 14px;
}
.tool-wide img{
  width: 100%; height: 100%; object-fit: cover;
  filter: var(--photo-filter);
}
.tool-cap{
  font-family: var(--f-cap);
  font-size: 13px;
  color: var(--c-text-sub);
  letter-spacing: .03em;
  text-align: center;
}
.tool-cap-center{ font-size: 14px; }
.tool-en{
  display: inline-block;
  font-family: var(--f-en);
  font-weight: 500;
  color: var(--c-wood);
  margin-right: 8px;
  letter-spacing: .06em;
}

/* ============================================================
   Maintenance (年1回点検)
   ============================================================ */
.section-maintenance{
  background: var(--c-surface);
  padding: 130px 0;
  position: relative;
}
.section-maintenance::before{
  content: "";
  position: absolute;
  top: 0; left: 50%;
  width: 1px; height: 56px;
  background: var(--c-accent);
}
.maintenance-head{
  text-align: center;
  max-width: 700px;
  margin: 0 auto 72px;
}
.maintenance-head .section-chapter{ display: inline-block; }
.maintenance-title{
  font-family: var(--f-h);
  font-weight: 700;
  font-size: 36px;
  line-height: 1.7;
  color: var(--c-text);
  letter-spacing: .04em;
  margin: 28px 0;
}
.maintenance-title-em{
  display: inline-block;
  border-bottom: 2px solid var(--c-accent);
  padding-bottom: 4px;
  color: var(--c-accent-d);
}
.maintenance-lead{
  font-size: 16px;
  line-height: 2.05;
  color: var(--c-text-sub);
  letter-spacing: .02em;
}

.maintenance-timeline{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
  margin-bottom: 64px;
}
.maintenance-timeline::before{
  content: "";
  position: absolute;
  top: 36px; left: 4%; right: 4%;
  height: 0.5px;
  background: var(--c-wood);
  z-index: 0;
}
.maintenance-step{
  background: var(--c-surface);
  padding: 4px 18px 24px;
  text-align: center;
  position: relative;
  z-index: 1;
}
.maintenance-step::before{
  content: "";
  display: block;
  width: 12px; height: 12px;
  background: var(--c-accent);
  border-radius: 50%;
  margin: 26px auto 18px;
  border: 4px solid var(--c-surface);
}
.maintenance-year{
  font-family: var(--f-en);
  font-weight: 600;
  font-size: 18px;
  color: var(--c-accent-d);
  letter-spacing: .04em;
  margin-bottom: 4px;
}
.maintenance-label{
  font-family: var(--f-h);
  font-weight: 700;
  font-size: 17px;
  color: var(--c-text);
  margin-bottom: 12px;
  letter-spacing: .04em;
}
.maintenance-desc{
  font-size: 13px;
  line-height: 1.9;
  color: var(--c-text-sub);
  letter-spacing: .02em;
}

.maintenance-quote{
  text-align: center;
  font-family: var(--f-h);
  font-weight: 500;
  font-size: 19px;
  line-height: 2;
  color: var(--c-text);
  letter-spacing: .04em;
  padding-top: 40px;
  border-top: 0.5px solid var(--c-line);
}
.maintenance-quote-sign{
  display: block;
  margin-top: 12px;
  font-family: var(--f-cap);
  font-size: 14px;
  color: var(--c-wood);
}

/* ============================================================
   Voice ─ 読者投稿欄＋抜き書き
   ============================================================ */
.section-voice{
  background: var(--c-base);
  padding: 120px 0;
}
.voice-head{
  text-align: center;
  margin-bottom: 60px;
}
.voice-rule{
  width: 60%;
  max-width: 380px;
  height: 0.5px;
  background: var(--c-wood);
  margin: 0 auto 24px;
}
.voice-rule:last-child{ margin: 28px auto 0; }
.voice-chapter{ display: inline-block; margin-bottom: 14px; border-bottom: none; padding-bottom: 0; }
.voice-title{
  font-family: var(--f-h);
  font-weight: 700;
  font-size: 32px;
  color: var(--c-text);
  letter-spacing: .1em;
  margin-bottom: 22px;
}
.voice-rating{
  display: inline-flex; align-items: baseline;
  gap: 12px;
}
.voice-stars{
  color: var(--c-accent);
  font-size: 20px;
  letter-spacing: 3px;
}
.voice-rating-num{
  font-family: var(--f-en);
  font-weight: 700;
  font-size: 34px;
  color: var(--c-accent-d);
  letter-spacing: .02em;
}
.voice-rating-cap{
  font-size: 12px;
  color: var(--c-text-mute);
  letter-spacing: .04em;
}

.voice-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 52px;
}
.voice-card{
  padding: 36px 28px 28px;
  background: var(--c-surface);
  border: 0.5px solid var(--c-line);
  position: relative;
}
.voice-card-mid{ transform: translateY(24px); }
.voice-card::before{
  /* 抜き書きの引用記号 */
  content: """;
  position: absolute;
  top: -20px; left: 24px;
  font-family: var(--f-h);
  font-size: 64px;
  font-weight: 900;
  color: var(--c-accent);
  opacity: .25;
  line-height: 1;
}
.voice-pull{
  font-family: var(--f-h);
  font-weight: 700;
  font-size: 19px;
  line-height: 1.7;
  color: var(--c-text);
  margin-bottom: 18px;
  letter-spacing: .04em;
  padding-bottom: 16px;
  border-bottom: 0.5px dashed var(--c-wood);
}
.voice-body{
  font-family: var(--f-jp);
  font-size: 14px;
  line-height: 1.95;
  color: var(--c-text-sub);
  margin-bottom: 22px;
  letter-spacing: .02em;
}
.voice-meta{
  padding-top: 14px;
  border-top: 0.5px solid var(--c-line);
  font-size: 12px;
  color: var(--c-text-mute);
}
.voice-from{
  font-family: var(--f-cap);
  letter-spacing: .03em;
}
.voice-source{
  margin-top: 32px;
  text-align: center;
  font-size: 12px;
  color: var(--c-text-mute);
  letter-spacing: .04em;
}
.voice-source a{
  color: var(--c-accent-d);
  border-bottom: 0.5px solid var(--c-wood);
}

/* ============================================================
   Flow
   ============================================================ */
.section-flow{
  background: var(--c-base-soft);
}
.flow-list{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px 28px;
}
.flow-step{
  padding: 8px 0 28px;
  border-top: 0.5px solid var(--c-wood);
  position: relative;
}
.flow-num{
  font-family: var(--f-en);
  font-weight: 600;
  font-size: 34px;
  color: var(--c-accent);
  line-height: 1;
  margin: 16px 0 14px;
  letter-spacing: .02em;
}
.flow-step-title{
  font-family: var(--f-h);
  font-weight: 700;
  font-size: 19px;
  color: var(--c-text);
  margin-bottom: 8px;
  letter-spacing: .04em;
}
.flow-step-time{
  font-family: var(--f-en);
  font-weight: 500;
  font-size: 13px;
  color: var(--c-wood);
  letter-spacing: .06em;
  margin-bottom: 12px;
}
.flow-step-desc{
  font-size: 14px;
  line-height: 1.95;
  color: var(--c-text-sub);
  letter-spacing: .02em;
}

/* ============================================================
   CTA Block
   ============================================================ */
.cta-block{
  background: var(--c-text);
  color: var(--c-base);
  padding: 100px 0;
  text-align: center;
}
.cta-inner{ max-width: 720px; margin: 0 auto; }
.cta-pre{
  font-family: var(--f-cap);
  font-size: 14px;
  letter-spacing: .1em;
  color: var(--c-wood-soft);
  margin-bottom: 22px;
}
.cta-title{
  font-family: var(--f-h);
  font-weight: 700;
  font-size: 34px;
  color: #fff;
  margin-bottom: 14px;
  letter-spacing: .06em;
  line-height: 1.5;
}
.cta-sub{
  display: block;
  font-size: 18px;
  font-weight: 500;
  color: var(--c-accent-soft);
  margin-top: 12px;
  letter-spacing: .04em;
}
.cta-lead{
  font-size: 15px;
  color: rgba(245, 241, 234, 0.85);
  margin-bottom: 36px;
  line-height: 2;
  letter-spacing: .02em;
}
.cta-block .btn-primary{
  background: var(--c-accent);
}
.cta-block .btn-primary:hover{
  background: #fff;
  color: var(--c-accent-d);
}
.cta-block .btn-primary:hover .btn-tel-icon{
  background: var(--c-accent);
}
.cta-hours{
  margin-top: 24px;
  font-size: 13px;
  color: rgba(245, 241, 234, 0.7);
  letter-spacing: .02em;
  line-height: 1.9;
}
.cta-sign{
  margin-top: 32px;
  padding-top: 24px;
  border-top: 0.5px solid rgba(245, 241, 234, 0.15);
  font-family: var(--f-cap);
  font-size: 14px;
  color: var(--c-accent-soft);
  line-height: 1.9;
  letter-spacing: .04em;
}

/* ============================================================
   Access ─ 21:9 バナー + 情報
   ============================================================ */
.section-access{
  background: var(--c-base);
  padding: 0 0 100px;
}
.access-banner{
  position: relative;
  aspect-ratio: 21/9;
  overflow: hidden;
  margin-bottom: 64px;
}
.access-banner img{
  width: 100%; height: 100%; object-fit: cover;
  filter: var(--photo-filter);
}
.access-banner-cap{
  position: absolute;
  left: 5%; bottom: 32px;
  background: rgba(43, 42, 38, 0.85);
  color: var(--c-base);
  padding: 10px 22px;
  font-family: var(--f-h);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: .08em;
}
.access-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.access-text{ padding-top: 12px; }
.access-lead{
  margin: 24px 0 0;
  font-size: 15px;
  line-height: 2.05;
  color: var(--c-text-sub);
  letter-spacing: .02em;
}
.access-info{
  display: flex; flex-direction: column;
}
.access-info-row{
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 0.5px solid var(--c-line);
  font-size: 15px;
}
.access-info-row dt{
  font-family: var(--f-jp);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--c-accent);
  padding-top: 2px;
}
.access-info-row dd{
  color: var(--c-text);
  line-height: 1.95;
  letter-spacing: .02em;
}
.access-info-row a{
  color: var(--c-accent-d);
  font-family: var(--f-en);
  font-weight: 600;
  letter-spacing: .02em;
  border-bottom: 0.5px solid var(--c-line);
}

/* ============================================================
   Footer
   ============================================================ */
.site-footer{
  background: var(--c-text);
  color: rgba(245, 241, 234, 0.7);
  padding: 60px 0 80px;
  font-size: 12px;
}
.footer-inner{
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  margin-bottom: 36px;
  padding-bottom: 32px;
  border-bottom: 0.5px solid rgba(245, 241, 234, 0.12);
}
.footer-logo{
  font-family: var(--f-h);
  font-weight: 700;
  font-size: 24px;
  color: var(--c-base);
  letter-spacing: .12em;
  margin-bottom: 6px;
}
.footer-tag{
  font-family: var(--f-en);
  font-weight: 500;
  font-size: 12px;
  color: var(--c-wood-soft);
  letter-spacing: .08em;
}
.footer-info p{
  line-height: 2;
  font-size: 13px;
  color: rgba(245, 241, 234, 0.8);
}
.footer-info a{
  color: var(--c-accent-soft);
  font-family: var(--f-en);
  font-weight: 600;
  letter-spacing: .02em;
  border-bottom: 0.5px solid rgba(232, 213, 208, 0.2);
}
.footer-license{
  margin-top: 8px;
  font-size: 12px;
  color: rgba(245, 241, 234, 0.5) !important;
}
.footer-sample{
  font-size: 12px;
  margin-bottom: 12px;
  line-height: 1.8;
}
.footer-copy{
  font-family: var(--f-en);
  font-weight: 500;
  font-size: 11px;
  letter-spacing: .08em;
  color: rgba(245, 241, 234, 0.55);
}
.footer-copy strong{
  color: var(--c-accent-soft);
  font-weight: 600;
}

/* ============================================================
   Fixed CTA (mobile) ─ A11y強化
   ============================================================ */
.fixed-cta{
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0;
  z-index: 80;
  background: var(--c-text);
  border-top: 2px solid var(--c-accent);
  box-shadow: 0 -4px 12px rgba(0,0,0,0.1);
}
.fixed-cta-btn{
  flex: 1;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 14px 8px;
  color: var(--c-base);
  text-align: center;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .04em;
  gap: 4px;
  min-height: 68px;
}
.fixed-cta-btn:first-child{ border-right: 0.5px solid rgba(168, 54, 42, 0.4); }
.fixed-cta-tel{ background: var(--c-accent); }
.fixed-cta-tel .cta-icon{ color: #fff; font-size: 22px; }
.fixed-cta-mail .cta-icon{ color: var(--c-accent-soft); font-size: 22px; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 960px){
  .g-nav{ display: none; }
  .hamburger{ display: flex; }
  .header-cta-area{ display: none; }
  .header-inner{ padding: 14px 22px; }

  .section{ padding: 72px 0; }
  .section-head{ margin-bottom: 48px; }
  .section-title{ font-size: 26px; line-height: 1.6; }
  .container{ padding: 0 22px; }
  .sp-only{ display: block; }

  .section-bg-kanji{ font-size: 220px; right: -10%; }
  .hero-bg-kanji{ font-size: 280px; }

  .hero{ margin-top: 60px; padding: 60px 0 90px; }
  .hero-inner{ grid-template-columns: 1fr; gap: 56px; }
  .hero-title{ font-size: 36px; }
  .hero-visual{ max-width: 320px; margin: 0 auto; }
  .hero-sub{ width: 130px; height: 130px; }
  .hero-chapter{ display: none; }

  .trust-inner{ grid-template-columns: 1fr 1fr; gap: 18px 12px; padding: 8px 0; }
  .trust-divider{ display: none !important; }
  .trust-num{ font-size: 24px; }

  .key-message{ padding: 60px 0; }
  .key-quote{ font-size: 19px; line-height: 1.95; }

  .promise-list{ grid-template-columns: 1fr; gap: 56px; }
  .promise-item{ padding-top: 72px; }
  .promise-num{ font-size: 82px; }

  .service-grid{ grid-template-columns: 1fr; gap: 40px; }
  .service-card-offset{ transform: none; }
  .service-thumb{ width: 130px; margin: 0 auto 16px; }
  .service-card{ text-align: center; align-items: center; }
  .service-card-feat{ text-align: left; align-items: stretch; }
  .service-card-feat .service-thumb-large{ aspect-ratio: 16/9; }

  .works-row{ grid-template-columns: 1fr; gap: 28px; }
  .work-card-offset{ transform: none; }
  .work-card-offset:hover{ transform: translateY(-3px); }
  .work-feat{ grid-template-columns: 1fr; }
  .work-feat-right{ direction: ltr; }
  .work-feat .work-thumb{ aspect-ratio: 7/5; }
  .work-feat .work-title{ font-size: 20px; }

  .about-grid{ grid-template-columns: 1fr; gap: 36px; margin-bottom: 64px; }
  .about-title{ font-size: 26px; }
  .about-photo{ max-width: 360px; margin: 0 auto; }
  .about-photo::before{ display: none; }
  .tools-layout{ grid-template-columns: 1fr; gap: 24px; }
  .tool-side, .tool-side-l, .tool-side-r{ transform: none; max-width: 200px; margin: 0 auto; }
  .tool-wide{ aspect-ratio: 16/9; }

  .section-maintenance{ padding: 72px 0; }
  .maintenance-title{ font-size: 25px; }
  .maintenance-timeline{ grid-template-columns: 1fr; gap: 8px; }
  .maintenance-timeline::before{ display: none; }
  .maintenance-step{ padding: 24px 16px; border-bottom: 0.5px solid var(--c-line); text-align: left; }
  .maintenance-step::before{ display: inline-block; margin: 0 12px 0 0; vertical-align: middle; }
  .maintenance-quote{ font-size: 15px; }

  .voice-grid{ grid-template-columns: 1fr; gap: 28px; }
  .voice-card-mid{ transform: none; }

  .flow-list{ grid-template-columns: 1fr; gap: 28px; }

  .cta-title{ font-size: 24px; }
  .cta-sub{ font-size: 15px; }
  .btn-xlarge{ padding: 20px 32px; font-size: 16px; }
  .btn-xlarge .btn-tel-num{ font-size: 24px; }

  .access-banner{ aspect-ratio: 16/9; margin-bottom: 40px; }
  .access-banner-cap{ font-size: 14px; padding: 8px 16px; }
  .access-grid{ grid-template-columns: 1fr; gap: 32px; }

  .footer-inner{ grid-template-columns: 1fr; gap: 24px; }

  .fixed-cta{ display: flex; }
  body{ padding-bottom: 72px; }
}

@media (max-width: 560px){
  .hero-title{ font-size: 30px; }
  .hero-actions{ flex-direction: column; align-items: stretch; }
  .hero-actions .btn{ justify-content: center; width: 100%; }
  .voice-pull{ font-size: 17px; }
}