:root {
  --brand: #f4c800;
  --brand-deep: #715b00;
  --brand-stripe: #dda900;
  --brand-soft: #fff8c8;
  --ink: #1d1f26;
  --body: #474b55;
  --muted: #747b88;
  --line: #e3e5ea;
  --paper: #ffffff;
  --cream: #fffbdf;
  --shadow: 0 18px 40px rgba(46, 39, 0, .14);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

[id] { scroll-margin-top: 92px; }

body {
  margin: 0;
  font-family: "Noto Sans JP", system-ui, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.75;
  padding-bottom: 88px;
}

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

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

svg {
  width: 1.1em;
  height: 1.1em;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.header-inner {
  min-height: 78px;
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 22px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: var(--ink);
  background: var(--brand);
  font-weight: 900;
  box-shadow: 0 5px 0 var(--brand-deep);
}

.brand strong { display: block; font-size: 1.05rem; font-weight: 900; }
.brand small { display: block; color: var(--muted); font-size: .72rem; font-weight: 700; }

.nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  flex: 1 1 auto;
  font-size: .88rem;
  font-weight: 800;
}

.nav a { padding: 8px 0; color: #343846; }
.nav a:hover { color: var(--brand-deep); }

.header-phone {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  box-shadow: 0 5px 0 #07080d;
}

.header-phone small { display: block; font-size: .72rem; color: #fff0a0; line-height: 1.2; }
.header-phone strong { display: block; font-size: 1.05rem; line-height: 1.2; font-weight: 900; }

.hero { position: relative; overflow: hidden; background: var(--cream); }

.hero-backdrop {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, .97), rgba(255, 252, 225, .70)),
    url("assets/hero-room.webp") center / cover no-repeat;
  opacity: .94;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 470px;
  gap: 50px;
  align-items: center;
  padding: 52px 0 34px;
}

.pill-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 22px; }

.pill-row span {
  min-width: 132px;
  padding: 10px 16px;
  border: 3px solid var(--brand-deep);
  border-radius: 8px;
  color: var(--brand-deep);
  background: #fff;
  font-weight: 900;
  text-align: center;
}

.hero-kicker { margin: 0 0 8px; color: var(--ink); font-weight: 900; font-size: 1.55rem; }

.hero h1 {
  margin: 0;
  color: var(--brand-deep);
  font-weight: 900;
  line-height: 1.05;
  font-size: clamp(3rem, 7vw, 5.6rem);
}

.hero-lead { max-width: 680px; margin: 20px 0 0; color: var(--body); font-size: 1.05rem; font-weight: 600; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 56px;
  padding: 14px 22px;
  border-radius: 8px;
  border: 2px solid transparent;
  font-weight: 900;
  line-height: 1.2;
}

.btn-primary { color: var(--ink); background: var(--brand); box-shadow: 0 5px 0 var(--brand-deep); }

.btn-primary:hover,
.btn-dark:hover { transform: translateY(1px); box-shadow: 0 3px 0 var(--brand-deep); }

.btn-outline { color: var(--brand-deep); background: #fff; border-color: var(--brand-deep); }
.btn-dark { color: #fff; background: var(--ink); box-shadow: 0 5px 0 #08090d; }

.hero-notes {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 620px;
  margin-top: 28px;
}

.hero-notes span {
  padding: 14px 10px;
  border: 2px solid var(--brand-deep);
  border-radius: 8px;
  background: #fff;
  text-align: center;
  font-weight: 900;
  box-shadow: 0 4px 0 rgba(113, 91, 0, .14);
}

.hero-visual { position: relative; align-self: end; }
.hero-visual img { width: 100%; border-radius: 8px; filter: saturate(1.05); }

.hero-badge {
  position: absolute;
  right: 10px;
  bottom: 10px;
  min-width: 190px;
  padding: 14px 16px;
  border: 3px solid var(--brand);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.hero-badge strong { display: block; color: var(--brand-deep); font-size: 1.7rem; line-height: 1; font-weight: 900; }
.hero-badge span { display: block; margin-top: 4px; font-size: .82rem; font-weight: 800; }

.hero-strip {
  position: relative;
  background: repeating-linear-gradient(135deg, var(--brand), var(--brand) 8px, var(--brand-stripe) 8px, var(--brand-stripe) 16px);
  color: var(--ink);
  text-align: center;
  font-weight: 900;
  font-size: 1.25rem;
  padding: 18px 0;
}

.cta-band { background: #f7f7f9; padding: 46px 0 18px; }

.cta-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 28px 34px;
  border: 2px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.cta-label { display: inline-flex; padding: 8px 18px; border-radius: 8px; background: var(--brand); color: var(--ink); font-weight: 900; }
.cta-panel h2 { margin: 12px 0 6px; font-size: 1.7rem; }
.cta-panel p { margin: 0; color: var(--body); font-weight: 600; }

.section { padding: 82px 0; }
.section-head { max-width: 760px; margin: 0 auto 42px; text-align: center; }
.section-head.on-brand { color: var(--ink); }
.section-eyebrow { color: var(--brand-deep); font-weight: 900; font-size: .8rem; }
.section-head.on-brand .section-eyebrow { color: #544300; }

.section h2,
.section-head h2 { margin: 6px 0 12px; font-size: clamp(2rem, 3.5vw, 3rem); line-height: 1.25; font-weight: 900; }

.section-head p { margin: 0; color: var(--body); font-weight: 600; }
.section-head.on-brand p { color: #3e350b; }

.service-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 34px; }
.service-item { display: grid; grid-template-columns: 190px 1fr; gap: 22px; align-items: center; }
.service-item img { width: 190px; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 8px; }
.service-item h3 { margin: 0 0 10px; color: var(--brand-deep); font-size: 1.55rem; line-height: 1.35; font-weight: 900; }
.service-item p { margin: 0; color: var(--body); font-weight: 500; }

.reason { background: var(--brand); }
.reason-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }

.reason-card {
  min-height: 230px;
  padding: 24px 20px;
  border-radius: 8px;
  background: #fff;
  border: 2px solid #fff;
  box-shadow: 0 12px 0 rgba(82, 65, 0, .24);
}

.reason-no { color: var(--brand-deep); font-weight: 900; font-size: 1.8rem; }
.reason-card h3 { margin: 8px 0 10px; font-size: 1.22rem; line-height: 1.45; }
.reason-card p { margin: 0; color: var(--body); font-size: .92rem; }

.items-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; }

.items-grid span {
  min-height: 58px;
  display: grid;
  place-items: center;
  padding: 10px;
  border: 2px solid var(--line);
  border-radius: 8px;
  background: #fff;
  font-weight: 900;
  text-align: center;
  box-shadow: 0 5px 0 #f0f1f4;
}

.price-section {
  background: repeating-linear-gradient(135deg, var(--brand), var(--brand) 8px, var(--brand-stripe) 8px, var(--brand-stripe) 16px);
}

.price-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 26px; }

.price-card {
  min-height: 315px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 30px 24px;
  border: 3px solid #111;
  border-radius: 8px;
  background: #fff;
  text-align: center;
}

.price-card h3 { margin: 0; font-size: 2rem; line-height: 1.2; font-weight: 900; }
.price-sub { margin: 12px 0 14px; font-weight: 900; }

.price-card strong {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 8px 16px;
  border-radius: 6px;
  color: #fff;
  background: var(--accent);
  font-size: .95rem;
}

.price-main { margin: 38px 0 0; font-size: 2.1rem; line-height: 1.15; font-weight: 900; }
.accent-pink { --accent: #c90064; }
.accent-pink h3, .accent-pink .price-main { color: #c90064; }
.accent-orange { --accent: #ba4800; }
.accent-orange h3, .accent-orange .price-main { color: #ba4800; }
.accent-green { --accent: #087a19; }
.accent-green h3, .accent-green .price-main { color: #087a19; }
.accent-brand { --accent: var(--brand-deep); }
.accent-brand h3, .accent-brand .price-main { color: var(--brand-deep); }
.accent-dark { --accent: #3d4048; }
.accent-dark h3, .accent-dark .price-main { color: #3d4048; }
.price-note { margin: 28px 0 0; color: var(--ink); font-weight: 800; }

.buy-section { background: #fff; }
.buy-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 48px; align-items: center; }
.buy-grid h2 { margin: 8px 0 14px; font-size: clamp(2rem, 3.3vw, 3.1rem); line-height: 1.25; font-weight: 900; }
.buy-grid p { color: var(--body); font-weight: 600; }

.check-list { list-style: none; padding: 0; margin: 24px 0 28px; display: grid; gap: 10px; }
.check-list li { position: relative; padding-left: 32px; font-weight: 800; }

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 16px;
  height: 16px;
  border-radius: 4px;
  background: var(--brand);
  box-shadow: inset 0 0 0 4px var(--brand-soft);
}

.buy-photos { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.buy-photos img { width: 100%; height: 230px; object-fit: cover; border-radius: 8px; }
.buy-photos img:first-child { grid-row: span 2; height: 474px; }

.area-section { background: #f7f7f9; }

.area-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
  padding: 34px;
  border-radius: 8px;
  background: #fff;
  border: 2px solid var(--line);
}

.area-panel h2 { margin: 8px 0 10px; }
.area-panel p { margin: 0; color: var(--body); font-weight: 600; }

.faq-list { display: grid; gap: 12px; max-width: 900px; margin: 0 auto; }
details { border: 2px solid var(--line); border-radius: 8px; background: #fff; }
summary { cursor: pointer; padding: 20px 24px; font-weight: 900; list-style: none; }
summary::-webkit-details-marker { display: none; }
details p { margin: 0; padding: 0 24px 22px; color: var(--body); }

.footer { padding: 38px 0 120px; color: #fff; background: var(--ink); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.footer strong { font-size: 1.2rem; }
.footer p { margin: 4px 0 0; color: #cfd3dc; }
.footer a { color: #fff; font-weight: 900; font-size: 1.3rem; }

.sticky-phone {
  position: fixed;
  left: 50%;
  bottom: 18px;
  z-index: 50;
  width: min(760px, calc(100% - 32px));
  transform: translateX(-50%);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 14px 16px 14px 22px;
  border: 3px solid #fff;
  border-radius: 8px;
  color: var(--ink);
  background: var(--brand);
  box-shadow: 0 12px 30px rgba(40, 34, 0, .28);
}

.sticky-phone span { display: block; font-size: .78rem; font-weight: 900; }
.sticky-phone strong { display: block; font-size: 1.45rem; line-height: 1.15; font-weight: 900; }

.sticky-phone a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  padding: 12px 18px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  font-weight: 900;
}

@media (max-width: 980px) {
  .header-inner { min-height: 70px; }
  .nav { display: none; }
  .header-phone { margin-left: auto; }
  .hero-grid { grid-template-columns: 1fr; gap: 24px; padding-top: 34px; }
  .hero-visual { max-width: 520px; margin: 0 auto; }
  .service-grid, .reason-grid, .buy-grid, .area-panel { grid-template-columns: 1fr; }
  .reason-grid, .price-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .items-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  body { padding-bottom: 168px; }
  .wrap { width: min(100% - 28px, 1120px); }
  .header-inner { width: min(100% - 24px, 1200px); }
  .brand small, .header-phone small { display: none; }
  .brand strong { font-size: .94rem; }
  .brand-mark { width: 36px; height: 36px; }
  .header-phone { padding: 10px 11px; }
  .header-phone strong { font-size: .86rem; }
  .hero-grid { padding: 24px 0; }
  .pill-row { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
  .pill-row span { min-width: 0; padding: 8px 6px; font-size: .78rem; }
  .hero-kicker { font-size: 1.18rem; }
  .hero h1 { font-size: 3rem; }
  .hero-lead { font-size: .96rem; }
  .hero-actions, .hero-notes { grid-template-columns: 1fr; }
  .hero-actions, .hero-notes { display: grid; }
  .hero-badge { position: static; margin-top: 10px; }
  .hero-strip { font-size: 1rem; }
  .cta-band { padding-top: 28px; }
  .cta-panel { grid-template-columns: 1fr; padding: 24px 18px; }
  .section { padding: 58px 0; }
  .section-head { margin-bottom: 30px; }
  .service-grid, .reason-grid, .price-grid, .items-grid { grid-template-columns: 1fr; }
  .service-item { grid-template-columns: 110px 1fr; gap: 16px; }
  .service-item img { width: 110px; }
  .service-item h3 { font-size: 1.24rem; }
  .price-card { min-height: 260px; }
  .buy-photos { grid-template-columns: 1fr; }
  .buy-photos img, .buy-photos img:first-child { height: 220px; }
  .area-panel { padding: 24px 18px; }
  .footer-inner { display: grid; }
  .sticky-phone {
    left: 12px;
    right: 12px;
    bottom: 12px;
    width: auto;
    transform: none;
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 12px;
  }
  .sticky-phone a { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn-primary:hover, .btn-dark:hover { transform: none; }
}