:root {
  --ink: #35312e;
  --muted: #716a64;
  --paper: #fbfaf7;
  --sand: #f0ebe3;
  --line: #e1d8cd;
  --terracotta: #b85e34;
  --terracotta-dark: #934a29;
  --olive: #778161;
  --white: #ffffff;
  --shadow: 0 18px 40px rgba(53, 49, 46, 0.09);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", YuGothic, Meiryo, sans-serif;
  line-height: 1.8;
}
a { color: inherit; text-decoration: none; }
.wrap { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }
.site-header { padding: 22px 0; background: rgba(251, 250, 247, 0.94); border-bottom: 1px solid var(--line); }
.header-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: grid; gap: 0; font-weight: 700; letter-spacing: 0.08em; }
.brand small { color: var(--terracotta); font-size: 0.7rem; letter-spacing: 0.14em; }
.back-link { color: var(--muted); font-size: 0.88rem; }
.back-link::before { content: "← "; color: var(--terracotta); }

.hero { overflow: hidden; position: relative; padding: 76px 0 82px; background: var(--sand); }
.hero::after { content: ""; position: absolute; inset: auto -80px -150px auto; width: 390px; height: 390px; border-radius: 50%; background: rgba(184, 94, 52, 0.12); }
.eyebrow { margin: 0 0 14px; color: var(--terracotta); font-size: 0.8rem; font-weight: 700; letter-spacing: 0.14em; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 22px; font-family: Georgia, "Hiragino Mincho ProN", serif; font-size: clamp(2.15rem, 4.1vw, 3.55rem); line-height: 1.35; letter-spacing: 0.04em; }
.hero h1 span { display: block; white-space: nowrap; }
.hero-lead { position: relative; z-index: 1; max-width: 610px; margin-bottom: 31px; font-size: 1.06rem; }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 13px 24px; border: 1px solid transparent; border-radius: 3px; font-weight: 700; transition: transform .2s, background-color .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: var(--white); background: var(--terracotta); }
.button-primary:hover { background: var(--terracotta-dark); }
.button-secondary { border-color: var(--ink); background: transparent; }

.section { padding: 86px 0; }
.section-alt { background: var(--white); }
.section-label { margin-bottom: 12px; color: var(--olive); font-size: 0.78rem; font-weight: 700; letter-spacing: .13em; }
h2 { font-family: Georgia, "Hiragino Mincho ProN", serif; font-size: clamp(1.75rem, 3.5vw, 2.8rem); line-height: 1.35; letter-spacing: .04em; }
.intro { max-width: 690px; color: var(--muted); }
.service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 38px; }
.service-card { min-height: 180px; padding: 25px 20px; background: var(--white); border: 1px solid var(--line); border-radius: 5px; box-shadow: 0 8px 20px rgba(53,49,46,.04); }
.service-icon { display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: 21px; color: var(--terracotta); background: #f8ece6; border-radius: 50%; }
.service-icon svg { width: 29px; height: 29px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.service-card h3 { margin-bottom: 0; font-size: 1rem; line-height: 1.55; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 36px; }
.step { position: relative; padding: 29px; border-top: 3px solid var(--terracotta); background: var(--sand); }
.step-number { display: block; margin-bottom: 12px; color: var(--terracotta); font-size: .78rem; font-weight: 700; letter-spacing: .12em; }
.step h3 { margin-bottom: 8px; font-size: 1.04rem; }
.step p { margin-bottom: 0; color: var(--muted); font-size: .92rem; }
.cta { padding: 76px 0; color: var(--white); background: var(--olive); text-align: center; }
.cta h2 { margin-bottom: 15px; }
.cta p { max-width: 640px; margin: 0 auto 27px; color: #eef0e9; }
.cta .button-primary { background: var(--white); color: var(--olive); }
.note { margin-top: 20px; color: var(--muted); font-size: .82rem; }
.site-footer { padding: 30px 0; background: #312e2b; color: #d9d2c9; font-size: .8rem; }

.works-hero { background: #34312d; color: var(--white); }
.works-hero .eyebrow { color: #ffb78d; }
.works-hero .hero-lead { color: #ebe4db; }
.works-hero::after { background: rgba(255, 255, 255, .06); }
.works-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; margin-top: 40px; }
.work-card { overflow: hidden; border: 1px solid var(--line); background: var(--white); }
.comparison { display: grid; grid-template-columns: 1fr auto 1fr; min-height: 210px; background: #ebe7e1; }
.photo-placeholder { display: grid; place-items: center; padding: 18px; color: #a39b91; text-align: center; }
.photo-placeholder span { display: block; padding: 9px 12px; border: 1px dashed #bbb1a5; font-size: .8rem; }
.comparison-arrow { display: grid; place-items: center; width: 44px; color: var(--terracotta); font-size: 1.5rem; }
.work-card-body { padding: 23px; }
.work-card-body h3 { margin-bottom: 6px; font-size: 1.12rem; }
.work-card-body p { margin-bottom: 0; color: var(--muted); font-size: .91rem; }
.image-note { padding: 18px 22px; border-left: 3px solid var(--terracotta); background: #fbf1ec; color: var(--muted); font-size: .9rem; }

@media (max-width: 820px) {
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .steps, .works-grid { grid-template-columns: 1fr; }
  .section { padding: 62px 0; }
}
@media (max-width: 520px) {
  .wrap { width: min(100% - 30px, 1120px); }
  .site-header { padding: 16px 0; }
  .back-link { font-size: .76rem; }
  .hero { padding: 58px 0 64px; }
  .hero h1 span { white-space: normal; }
  .service-grid { gap: 10px; }
  .service-card { min-height: 145px; padding: 19px 14px; }
  .service-icon { margin-bottom: 14px; }
  .button { width: 100%; }
}