:root {
  --red: #d71920;
  --red-dark: #a90f17;
  --red-soft: #fff1f2;
  --ink: #1e1f29;
  --body: #464b57;
  --muted: #747b88;
  --line: #e3e5ea;
  --paper: #ffffff;
  --cream: #fff8ee;
  --gold: #ffbd2e;
  --teal: #008c95;
  --shadow: 0 18px 40px rgba(45, 18, 21, .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: #fff;
  background: var(--red);
  font-weight: 900;
  box-shadow: 0 5px 0 var(--red-dark);
}

.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(--red);
}

.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: #ffe0e2;
  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, .96), rgba(255, 255, 255, .62)),
    url("assets/hero-room.webp") center / cover no-repeat;
  opacity: .92;
}

.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(--red);
  border-radius: 8px;
  color: var(--red);
  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(--red);
  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: #fff;
  background: var(--red);
  box-shadow: 0 5px 0 var(--red-dark);
}

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

.btn-outline {
  color: var(--red);
  background: #fff;
  border-color: var(--red);
}

.btn-outline.red {
  border-color: var(--red);
  color: var(--red);
}

.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(--red);
  border-radius: 8px;
  background: #fff;
  text-align: center;
  font-weight: 900;
  box-shadow: 0 4px 0 rgba(167, 15, 23, .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(--gold);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.hero-badge strong {
  display: block;
  color: var(--red);
  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(--red), var(--red) 8px, var(--red-dark) 8px, var(--red-dark) 16px);
  color: #fff;
  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(--red);
  color: #fff;
  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.light {
  color: #fff;
}

.section-eyebrow {
  color: var(--red);
  font-weight: 900;
  font-size: .8rem;
}

.section-head.light .section-eyebrow,
.reason .section-eyebrow,
.price-section .section-eyebrow {
  color: #ffd2d5;
}

.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.light p {
  color: #ffe5e6;
}

.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(--red);
  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(--red);
}

.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(99, 0, 8, .24);
}

.reason-no {
  color: var(--red);
  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(--red), var(--red) 8px, var(--red-dark) 8px, var(--red-dark) 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: #ef0c7c; }
.accent-pink h3,
.accent-pink .price-main { color: #ef0c7c; }

.accent-orange { --accent: #f06416; }
.accent-orange h3,
.accent-orange .price-main { color: #f06416; }

.accent-green { --accent: #109c24; }
.accent-green h3,
.accent-green .price-main { color: #109c24; }

.accent-red { --accent: var(--red); }
.accent-red h3,
.accent-red .price-main { color: var(--red); }

.accent-dark { --accent: #3d4048; }
.accent-dark h3,
.accent-dark .price-main { color: #3d4048; }

.price-note {
  margin: 28px 0 0;
  color: #fff;
  font-weight: 700;
}

.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(--red);
  box-shadow: inset 0 0 0 4px #ffd6d9;
}

.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: #fff;
  background: var(--red);
  box-shadow: 0 12px 30px rgba(40, 0, 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: #fff;
  color: var(--red);
  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 24px;
  }

  .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 {
    display: grid;
  }

  .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;
  }
}