:root {
  --ink: #1E323C;
  --ink-strong: #22333F;
  --ink-hover: #2E4553;
  --body-text: #3E555E;
  --muted: #7C8A8F;
  --muted-2: #6B7A80;
  --muted-3: #5B6C77;
  --bg: #F6F4EF;
  --bg-hero: #F7F5F0;
  --bg-alt: #EFEDE6;
  --bg-card: #FBFAF6;
  --on-dark: #F1EEE7;
  --on-dark-soft: #C3D0D3;
  --on-dark-muted: #9FB3B8;
  --accent: #8FA3A8;
  --line: rgba(30, 50, 60, 0.12);
  --line-strong: rgba(30, 50, 60, 0.2);
  --rule: #C9CFCE;
  --required: #A45B4A;
  --serif: Noto Serif JP, serif;
  --serif-display: Shippori Mincho, Noto Serif JP, serif;
  --sans: Zen Kaku Gothic New, sans-serif;
  --latin: Helvetica Neue, Helvetica, Arial, sans-serif;
  --wrap: 1160px;
  --section-y: 92px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}

body {
  margin: 0;
  background: #F6F4EF;
  color: #1E323C;
  font-family: "Zen Kaku Gothic New", sans-serif;
  font-size: 15px;
  line-height: 1.9;
  letter-spacing: 0.04em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: #1E323C;
  text-decoration: none;
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

a:hover {
  color: #4A6B72;
}

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

h1, h2, h3 {
  font-weight: 400;
}

:focus-visible {
  outline: 2px solid #1E323C;
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 200;
  background: #1E323C;
  color: #F1EEE7;
  padding: 10px 18px;
  font-size: 13px;
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 12px;
  color: #F1EEE7;
}

/* ---------- animations ---------- */
@keyframes planIn {
  from {
    opacity: 0;
  }
}
@keyframes omUp {
  from {
    opacity: 0;
    transform: translateY(22px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes omFade {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes omReveal {
  from {
    clip-path: inset(100% 0 0 0);
  }
  to {
    clip-path: inset(0 0 0 0);
  }
}
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.9s ease, transform 0.9s cubic-bezier(0.22, 0.7, 0.3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* ---------- layout primitives ---------- */
.wrap {
  width: 100%;
  max-width: 1160px;
  margin-inline: auto;
}
.wrap--lg {
  max-width: 1100px;
}
.wrap--md {
  max-width: 1000px;
}
.wrap--sm {
  max-width: 940px;
}
.wrap--xs {
  max-width: 880px;
}

.section {
  padding: var(--section-y) 28px;
}
.section--flush-top {
  padding-top: 0;
  padding-bottom: 96px;
}
.section--alt {
  background: #EFEDE6;
}
.section--dark {
  background: #1E323C;
  color: #F1EEE7;
}
.section--dark a {
  color: #F1EEE7;
}
.section--deco {
  position: relative;
  overflow: hidden;
}
.section--deco > .wrap {
  position: relative;
  z-index: 1;
}

.deco {
  position: absolute;
  z-index: 0;
  height: auto;
  pointer-events: none;
}
.deco--elevation {
  bottom: 4%;
  right: -6%;
  width: clamp(230px, 33vw, 500px);
  opacity: 0.26;
}
.deco--slogan {
  top: 46px;
  right: clamp(18px, 5vw, 70px);
  width: clamp(80px, 9vw, 128px);
  opacity: 0.5;
}
.deco--plants {
  bottom: 0;
  left: clamp(0px, 2vw, 34px);
  width: clamp(150px, 20vw, 250px);
  opacity: 0.85;
}

.works__badge {
  display: block;
  width: clamp(180px, 20vw, 250px);
  height: auto;
  margin-bottom: 20px;
  opacity: 0.9;
}

.price__dimension {
  display: block;
  width: clamp(210px, 30vw, 370px);
  height: auto;
  margin: 34px auto 0;
  opacity: 0.6;
}

.about__hand {
  display: block;
  width: clamp(170px, 22vw, 245px);
  height: auto;
  margin: 34px 0 0;
  opacity: 0.8;
}

.section__head {
  text-align: center;
  margin-bottom: 44px;
}
.section__head--split {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: flex-end;
  justify-content: space-between;
  text-align: left;
}
.section__title {
  margin: 0;
  font-family: "Noto Serif JP", serif;
  font-size: clamp(24px, 3.4vw, 34px);
  letter-spacing: 0.08em;
  line-height: 1.7;
  text-wrap: balance;
}
.section__title--left {
  text-align: left;
  letter-spacing: 0.06em;
  font-size: clamp(23px, 3.2vw, 32px);
}
.section__text {
  margin: 22px auto 0;
  max-width: 640px;
  color: #3E555E;
  line-height: 2.2;
  text-wrap: pretty;
}
.section__note {
  margin: 0;
  max-width: 420px;
  font-size: 13px;
  color: #6B7A80;
  line-height: 2;
}
.section__cta {
  margin: 40px 0 0;
  text-align: center;
}

.eyebrow {
  margin: 0 0 14px;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 11px;
  letter-spacing: 0.35em;
  color: #7C8A8F;
}
.eyebrow--wide {
  font-size: 12px;
  letter-spacing: 0.32em;
  color: #6B7A85;
  margin-bottom: 26px;
}
.eyebrow--on-dark {
  color: #9FB3B8;
}

.prose {
  margin: 0 0 20px;
  line-height: 2.2;
  color: #3E555E;
  text-wrap: pretty;
}
.prose:last-child {
  margin-bottom: 0;
}
.prose--tight {
  margin: 0;
  line-height: 2;
}

.note {
  margin: 16px 0 0;
  font-size: 12px;
  color: #7C8A8F;
  line-height: 1.9;
}
.note--center {
  text-align: center;
}

.badge {
  display: inline-block;
  margin: 18px 0 0;
  border: 1px solid #1E323C;
  padding: 10px 20px;
  font-size: 13px;
  letter-spacing: 0.08em;
}

/* ---------- placeholders (replace with real media) ---------- */
.ph {
  background: repeating-linear-gradient(135deg, #E6E3DB 0 10px, #EFEDE7 10px 20px);
  display: grid;
  place-items: center;
  text-align: center;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  line-height: 1.8;
  color: #78909C;
  letter-spacing: 0.08em;
}
.ph--dark {
  background: repeating-linear-gradient(135deg, #DFDCD3 0 10px, #E8E5DE 10px 20px);
}
.ph--h110 {
  height: 110px;
}
.ph--h120 {
  height: 120px;
}
.ph--hero {
  height: clamp(320px, 36vw, 470px);
}
.ph--ratio {
  aspect-ratio: 4/3;
  background: repeating-linear-gradient(135deg, #E7E3D9 0 8px, #F2F0E9 8px 16px);
}
.ph--ratio.ph--dark {
  background: repeating-linear-gradient(135deg, #DFDACF 0 8px, #E9E5DC 8px 16px);
}
.ph--portrait {
  aspect-ratio: 4/5;
  background: repeating-linear-gradient(135deg, #E7E3D9 0 10px, #EFEDE6 10px 20px);
  color: #6B7A80;
}
.ph--map {
  aspect-ratio: 4/3;
  background: repeating-linear-gradient(135deg, #E1DDD3 0 10px, #EAE7DF 10px 20px);
  color: #6B7A80;
}
.ph--face, .ph--square {
  background: repeating-linear-gradient(135deg, #2A4552 0 8px, #32505E 8px 16px);
  color: #9FB3B8;
  font-size: 11px;
}
.ph--face {
  aspect-ratio: 3/4;
}
.ph--square {
  aspect-ratio: 1/1;
  font-size: 12px;
}

img.ph,
iframe.ph {
  display: block;
  width: 100%;
  object-fit: cover;
  object-position: center;
  border: 0;
}

img.ph.ph--face,
img.ph.ph--square {
  object-fit: contain;
  object-position: center;
  padding: 10%;
  box-sizing: border-box;
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  line-height: 1;
  text-align: left;
}
.btn--solid {
  min-width: 220px;
  min-height: 52px;
  padding: 14px 24px;
  background: #22333F;
  color: #F7F5F0;
}
.btn--solid:hover {
  background: #2E4553;
  color: #F7F5F0;
}
.btn--lg {
  min-width: 280px;
  min-height: 56px;
  padding: 16px 30px;
  gap: 36px;
  font-size: 13px;
}
.btn--outline {
  gap: 12px;
  border: 1px solid #1E323C;
  padding: 16px 32px;
  font-size: 13.5px;
  letter-spacing: 0.12em;
}
.btn--outline:hover {
  background: #1E323C;
  color: #F6F4EF;
}
.btn--submit {
  justify-self: center;
  justify-content: center;
  background: #1E323C;
  color: #F6F4EF;
  border: none;
  padding: 18px 56px;
  font-family: inherit;
  font-size: 14.5px;
  letter-spacing: 0.14em;
  cursor: pointer;
}
.btn--submit:hover {
  background: #2C4A56;
}

/* ---------- header ---------- */
.site-header {
  position: relative;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 40px);
  min-height: 64px;
  padding-left: clamp(16px, 3vw, 40px);
  background: transparent;
  animation: omFade 1.1s ease 0.1s both;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  color: #22333F;
}
.brand__mark {
  position: relative;
  display: block;
  width: 24px;
  height: 22px;
  border: 1.6px solid currentColor;
  border-radius: 3px;
}
.brand__mark > span {
  position: absolute;
  inset: 6px 4px 0;
  display: block;
  border: 1.4px solid currentColor;
  border-bottom: none;
  border-radius: 1px;
}
.brand__name {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 17px;
  letter-spacing: 0.14em;
  font-weight: 700;
}

.global-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px clamp(14px, 2vw, 30px);
  margin: 0 auto 0 clamp(0px, 2vw, 30px);
  padding: 10px 0;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: #22333F;
}
.global-nav a {
  color: #22333F;
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
}
.global-nav a:hover {
  border-bottom-color: currentColor;
}
.global-nav a[aria-current=page] {
  border-bottom-color: #22333F;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 26px;
  align-self: stretch;
  min-height: 64px;
  padding: 0 30px;
  background: #22333F;
  color: #F7F5F0;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  white-space: nowrap;
}
.header-cta:hover {
  background: #2E4553;
  color: #F7F5F0;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  padding: 10px 14px;
  background: none;
  border: 1px solid rgba(30, 50, 60, 0.2);
  color: #22333F;
  font-family: inherit;
  font-size: 11px;
  letter-spacing: 0.16em;
  cursor: pointer;
}
.nav-toggle__bars, .nav-toggle__bars::before, .nav-toggle__bars::after {
  display: block;
  width: 18px;
  height: 1.4px;
  background: currentColor;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.nav-toggle__bars {
  position: relative;
}
.nav-toggle__bars::before, .nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
}
.nav-toggle__bars::before {
  top: -6px;
}
.nav-toggle__bars::after {
  top: 6px;
}
.nav-toggle[aria-expanded=true] .nav-toggle__bars {
  background: transparent;
}
.nav-toggle[aria-expanded=true] .nav-toggle__bars::before {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle[aria-expanded=true] .nav-toggle__bars::after {
  transform: translateY(-6px) rotate(-45deg);
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  container-type: inline-size;
  background: #F7F5F0;
  padding: 10px clamp(20px, 4vw, 40px) 120px;
  overflow: hidden;
}
.hero__plans {
  position: absolute;
  inset: 0;
  pointer-events: none;
  will-change: transform;
}

.plan {
  position: absolute;
  height: auto;
  animation: planIn 1.8s ease backwards;
}
.plan--floorplan {
  top: 2%;
  left: 0.5%;
  width: clamp(140px, 17vw, 250px);
  opacity: 0.36;
  animation-delay: 0.3s;
}
.plan--floorplan-ldk {
  top: 8%;
  right: clamp(1%, 4vw, 140px);
  width: clamp(160px, 20vw, 340px);
  opacity: 0.34;
  animation-delay: 0.5s;
}
.plan--detail {
  top: 22%;
  left: 1%;
  width: clamp(70px, 9vw, 130px);
  opacity: 0.4;
  animation-delay: 0.9s;
}
.plan--location {
  top: 1.5%;
  right: 4%;
  width: clamp(42px, 4vw, 62px);
  opacity: 0.7;
  animation-delay: 1.1s;
}
.plan--north {
  bottom: 17%;
  left: 1%;
  width: clamp(44px, 5vw, 72px);
  opacity: 0.55;
  animation-delay: 1.3s;
}
.plan--tree {
  bottom: 2%;
  right: -2%;
  width: clamp(130px, 16vw, 230px);
  opacity: 0.5;
  animation-delay: 1.5s;
}

.hero__inner {
  position: relative;
  max-width: 1120px;
  margin: 0 auto;
}
.hero__top {
  display: grid;
  grid-template-columns: minmax(0, 340px) minmax(0, 1fr) 150px;
  gap: 24px;
  align-items: start;
}
.hero__lead {
  grid-column: 1;
  padding-top: clamp(60px, 11vw, 150px);
  margin-left: clamp(-28px, -2vw, -8px);
  animation: omUp 1.2s ease 1s both;
}
.hero__lead .eyebrow {
  display: block;
  width: fit-content;
  background: #FFFFFF;
  box-shadow: 0 2px 16px rgba(30, 50, 60, 0.06);
  padding: 4px 10px;
  margin-left: -10px;
}
.hero__lead-text {
  display: block;
  width: fit-content;
  background: #FFFFFF;
  box-shadow: 0 2px 16px rgba(30, 50, 60, 0.06);
  margin: 0 0 34px;
  padding: 10px 14px;
  margin-left: -14px;
  font-size: 14.5px;
  line-height: 2.1;
  letter-spacing: 0.06em;
  color: #3C4A54;
}
.hero__rule {
  width: 170px;
  height: 1px;
  border: none;
  background: #C9CFCE;
  margin: 0 0 36px;
}
.hero__headline {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: row-reverse;
  justify-content: center;
  gap: 6px;
}
.hero__title {
  margin: 0;
  font-family: "Shippori Mincho", "Noto Serif JP", serif;
  font-weight: 400;
  writing-mode: vertical-rl;
  white-space: nowrap;
  font-size: clamp(42px, 4.8vw, 66px);
  line-height: 1.55;
  letter-spacing: 0.1em;
  color: #22333F;
  text-shadow: 0 0 10px rgb(247, 245, 240), 0 0 20px rgba(247, 245, 240, 0.95), 0 0 38px rgba(247, 245, 240, 0.85), 0 0 64px rgba(247, 245, 240, 0.65);
  animation: omUp 1.3s cubic-bezier(0.22, 0.7, 0.3, 1) 0.5s both;
}
.hero__title--second {
  margin-top: 34px;
  animation-delay: 0.8s;
}
.hero__tagline {
  grid-column: 3;
  padding-top: 50px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  animation: omFade 1.6s ease 1.4s both;
}
.hero__tagline-lines {
  display: flex;
  flex-direction: row-reverse;
  gap: 14px;
}
.hero__tagline-lines span {
  font-family: "Yuji Syuku", "Yu Mincho", serif;
  font-weight: 400;
  writing-mode: vertical-rl;
  white-space: nowrap;
  font-size: clamp(20px, 2vw, 26px);
  line-height: 1.5;
  letter-spacing: 0.16em;
  color: #5B6C77;
}
.hero__tagline-lines span + span {
  margin-top: 22px;
}
.hero__tagline-swoosh {
  display: block;
  width: 78px;
  height: 26px;
  border-bottom: 1px solid #C2C9C9;
  border-radius: 0 0 0 60%;
  margin: 14px 10px 0 0;
}
.hero__visual {
  position: relative;
  width: min(100cqw, 1612px);
  margin-top: -100px;
  margin-left: 50%;
  transform: translateX(-50%);
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 40px;
  gap: clamp(12px, 2vw, 26px);
  align-items: stretch;
}
@media (max-width: 900px) {
  .hero__visual {
    margin-top: 0;
  }
}
.hero__visual-rail {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 70px;
  animation: omFade 1.2s ease 1.9s both;
}
.hero__visual-label {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  writing-mode: vertical-rl;
  font-size: 12px;
  letter-spacing: 0.42em;
  color: #6B7A85;
}
.hero__visual-line {
  width: 1px;
  flex: 0 0 130px;
  background: #C2C9C9;
  margin-top: 22px;
}
.hero__house {
  width: 100%;
  max-width: 1480px;
  aspect-ratio: 1.8;
  clip-path: polygon(50% 0, 100% 35%, 100% 100%, 0 100%, 0 35%);
  overflow: hidden;
  will-change: transform;
}
@media (max-width: 640px) {
  .hero__house {
    aspect-ratio: 1.2;
  }
}
.hero__photo {
  height: 100%;
  overflow: hidden;
  animation: omReveal 1.4s cubic-bezier(0.22, 0.7, 0.3, 1) 1.25s both;
}
.hero__photo > img,
.hero__photo > .ph--hero {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}
.hero__photo > .ph--hero {
  padding: 15% 20px 0;
}
.hero__ba {
  margin: 44px 0 0 clamp(20px, 8vw, 100px);
  display: grid;
  grid-template-columns: minmax(0, 200px) 56px minmax(0, 340px);
  align-items: start;
  animation: omFade 1.4s ease 2.1s both;
}
.hero__ba-item {
  margin: 0;
}
.hero__ba-item--after {
  margin-top: 26px;
}
.hero__ba-item figcaption {
  margin-top: 16px;
  font-size: 12.5px;
  letter-spacing: 0.12em;
  color: #5B6C77;
}
.hero__ba-arrow {
  display: grid;
  place-items: center;
  height: 110px;
  color: #5B6C77;
  font-size: 16px;
}
.hero__intro {
  margin-top: 110px;
  text-align: center;
}
.hero__intro-title {
  margin: 0 0 26px;
  font-family: "Shippori Mincho", "Noto Serif JP", serif;
  font-size: clamp(24px, 2.6vw, 32px);
  letter-spacing: 0.14em;
  color: #22333F;
}
.hero__intro-text {
  margin: 0 auto;
  max-width: 640px;
  font-size: 13.5px;
  line-height: 2.1;
  letter-spacing: 0.08em;
  color: #4A5862;
}

.pillars {
  list-style: none;
  margin: 56px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
.pillars__item {
  display: block;
  padding: 0 18px;
  border-right: 1px solid #DCDCD6;
}
.pillars__item:last-child {
  border-right: none;
}
.pillars__icon {
  display: block;
  margin: 0 auto 20px;
  border: 1.4px solid #4A5862;
}
.pillars__icon--house {
  width: 34px;
  height: 30px;
  border-radius: 3px;
}
.pillars__icon--doc {
  width: 26px;
  height: 32px;
  border-radius: 2px;
}
.pillars__icon--tool {
  width: 32px;
  height: 32px;
  border-radius: 50% 50% 4px 4px;
}
.pillars__icon--pill {
  width: 36px;
  height: 20px;
  border-radius: 10px;
}
.pillars__title {
  display: block;
  margin-bottom: 14px;
  font-size: 15px;
  letter-spacing: 0.1em;
  color: #22333F;
}
.pillars__desc {
  display: block;
  font-size: 12px;
  line-height: 2;
  color: #5B6C77;
}

.hero__intro .btn--lg {
  margin-top: 64px;
}
.hero__script {
  position: absolute;
  left: 0;
  bottom: 6px;
  margin: 0;
  pointer-events: none;
  animation: omFade 1.6s ease 2.6s both;
}
.hero__script img {
  width: clamp(170px, 21vw, 288px);
  height: auto;
  opacity: 0.85;
}

/* ---------- operated-by band ---------- */
.band {
  background: #1E323C;
  color: #F1EEE7;
  padding: 30px 28px;
}
.band__inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.band__inner .eyebrow {
  margin: 0;
}
.band__name {
  font-family: "Noto Serif JP", serif;
  font-size: 19px;
  letter-spacing: 0.12em;
}
.band__note {
  font-size: 13px;
  color: #C3D0D3;
}

/* ---------- worries ---------- */
.grid-lines {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  background: rgba(30, 50, 60, 0.12);
  border: 1px solid rgba(30, 50, 60, 0.12);
}
.grid-lines li {
  background: #F6F4EF;
  padding: 30px 26px;
  font-size: 14.5px;
  line-height: 2;
}

/* ---------- about ---------- */
.about {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 56px;
  align-items: center;
}
.about__body .section__title {
  margin-bottom: 28px;
}

.facts {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  background: rgba(30, 50, 60, 0.12);
  border: 1px solid rgba(30, 50, 60, 0.12);
}
.facts li {
  flex: 1 1 140px;
  background: #F6F4EF;
  padding: 18px 16px;
  text-align: center;
}
.facts__value {
  display: block;
  font-family: "Noto Serif JP", serif;
  font-size: 24px;
}
.facts__label {
  display: block;
  font-size: 11px;
  color: #7C8A8F;
  letter-spacing: 0.1em;
}

/* ---------- reasons ---------- */
.reasons {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 20px;
}
.reasons__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 28px;
  align-items: start;
  background: #F6F4EF;
  padding: 32px 34px;
  border: 1px solid rgba(30, 50, 60, 0.1);
}
.reasons__num {
  font-family: "Noto Serif JP", serif;
  font-size: 30px;
  color: #8FA3A8;
  letter-spacing: 0.05em;
}
.reasons__title {
  margin: 0 0 10px;
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
  font-size: 19px;
  letter-spacing: 0.06em;
}

/* ---------- works ---------- */
.works {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 32px;
}

.work {
  border: 1px solid rgba(30, 50, 60, 0.12);
  background: #FBFAF6;
}
.work__media {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 10px;
  padding: 16px;
}
.work__media figure {
  margin: 0;
}
.work__media figcaption {
  margin-top: 8px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: #7C8A8F;
}
.work__arrow {
  color: #8FA3A8;
}
.work__body {
  padding: 8px 22px 26px;
}
.work__meta {
  margin: 0 0 8px;
  font-size: 12px;
  letter-spacing: 0.12em;
  color: #7C8A8F;
}
.work__title {
  margin: 0 0 16px;
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
  font-size: 18px;
  line-height: 1.7;
}
.work__spec {
  margin: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px 16px;
  font-size: 13px;
  line-height: 1.9;
}
.work__spec dt {
  color: #7C8A8F;
  white-space: nowrap;
}
.work__spec dd {
  margin: 0;
}

/* ---------- menu ---------- */
.menu-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.menu-card {
  background: #F6F4EF;
  border: 1px solid rgba(30, 50, 60, 0.1);
  padding: 28px;
}
.menu-card h3 {
  margin: 0 0 12px;
  font-family: "Noto Serif JP", serif;
  font-weight: 500;
  font-size: 18px;
  letter-spacing: 0.08em;
}
.menu-card p {
  margin: 0;
  color: #3E555E;
  font-size: 14px;
  line-height: 2;
}

/* ---------- price ---------- */
.price {
  margin: 0;
  border: 1px solid rgba(30, 50, 60, 0.14);
}
.price__row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid rgba(30, 50, 60, 0.14);
  font-size: 14.5px;
}
.price__row:last-child {
  border-bottom: none;
}
.price__row dt {
  margin: 0;
}
.price__row dd {
  margin: 0;
  font-family: "Noto Serif JP", serif;
  font-size: 17px;
}

/* ---------- staff ---------- */
.staff {
  list-style: none;
  margin: 0 0 64px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}
.staff__role {
  margin: 14px 0 0;
  font-size: 12px;
  color: #9FB3B8;
  letter-spacing: 0.12em;
}
.staff__name {
  margin: 4px 0 0;
  font-family: "Noto Serif JP", serif;
  font-size: 18px;
  letter-spacing: 0.08em;
}
.staff__word {
  margin: 10px 0 0;
  font-size: 13px;
  line-height: 1.9;
  color: #C3D0D3;
}

.message {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 48px;
  align-items: center;
  border-top: 1px solid rgba(241, 238, 231, 0.18);
  padding-top: 56px;
}
.message__lead {
  margin: 0 0 18px;
  font-family: "Noto Serif JP", serif;
  font-size: clamp(18px, 2.4vw, 24px);
  line-height: 1.9;
  letter-spacing: 0.05em;
  text-wrap: pretty;
}
.message__text {
  margin: 0 0 16px;
  color: #C3D0D3;
  line-height: 2.1;
  text-wrap: pretty;
}
.message__sign {
  margin: 24px 0 0;
  font-size: 13px;
  color: #9FB3B8;
}

/* ---------- voices ---------- */
.voices {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.voice {
  margin: 0;
  background: #FBFAF6;
  border: 1px solid rgba(30, 50, 60, 0.1);
  padding: 30px;
}
.voice p {
  margin: 0 0 18px;
  font-family: "Noto Serif JP", serif;
  font-size: 16.5px;
  line-height: 2;
  text-wrap: pretty;
}
.voice footer {
  font-size: 12px;
  color: #7C8A8F;
}

/* ---------- flow ---------- */
.flow {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1px;
  background: rgba(30, 50, 60, 0.14);
  border: 1px solid rgba(30, 50, 60, 0.14);
}
.flow__step {
  background: #F6F4EF;
  padding: 26px 22px;
}
.flow__num {
  display: block;
  margin-bottom: 10px;
  font-family: "Noto Serif JP", serif;
  font-size: 13px;
  color: #8FA3A8;
  letter-spacing: 0.2em;
}
.flow__step h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 500;
}
.flow__step p {
  margin: 0;
  font-size: 13px;
  color: #6B7A80;
  line-height: 1.9;
}

/* ---------- faq ---------- */
.faq {
  border-top: 1px solid rgba(30, 50, 60, 0.16);
}
.faq__item {
  border-bottom: 1px solid rgba(30, 50, 60, 0.16);
}
.faq__item summary {
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  padding: 22px 4px;
  font-size: 15px;
  cursor: pointer;
  list-style: none;
}
.faq__item summary::-webkit-details-marker {
  display: none;
}
.faq__item summary::after {
  content: "";
  flex: 0 0 12px;
  width: 12px;
  height: 12px;
  background: linear-gradient(currentColor, currentColor) center/12px 1.2px no-repeat, linear-gradient(currentColor, currentColor) center/1.2px 12px no-repeat;
  color: #7C8A8F;
  transition: background-size 0.25s ease;
}
.faq__item[open] summary::after {
  background-size: 12px 1.2px, 1.2px 0;
}
.faq__answer {
  padding: 0 4px 22px;
  color: #3E555E;
  line-height: 2;
  font-size: 14px;
}

/* ---------- company ---------- */
.company {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
  align-items: start;
}
.company__table {
  margin: 0;
  font-size: 14px;
  border-top: 1px solid rgba(30, 50, 60, 0.14);
}
.company__table > div {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  border-bottom: 1px solid rgba(30, 50, 60, 0.1);
}
.company__table dt {
  padding: 15px 18px 15px 0;
  color: #6B7A80;
  white-space: nowrap;
}
.company__table dd {
  margin: 0;
  padding: 15px 0;
}

/* ---------- contact ---------- */
.channels {
  list-style: none;
  margin: 0 0 44px;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.channel {
  display: block;
  height: 100%;
  border: 1px solid rgba(30, 50, 60, 0.2);
  background: #FBFAF6;
  padding: 26px;
  text-align: center;
}
.channel:hover {
  border-color: #1E323C;
  color: #1E323C;
}
.channel__label {
  display: block;
  margin-bottom: 10px;
  font-size: 11px;
  letter-spacing: 0.3em;
  color: #7C8A8F;
}
.channel__value {
  display: block;
  font-family: "Noto Serif JP", serif;
  font-size: 20px;
}

.channel:first-child .channel__value,
.channels li:first-child .channel__value {
  font-size: 24px;
  letter-spacing: 0.04em;
}

.channel__note {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  color: #6B7A80;
}

.form {
  background: #FBFAF6;
  border: 1px solid rgba(30, 50, 60, 0.12);
  padding: 36px;
  display: grid;
  gap: 22px;
}

.field {
  display: grid;
  gap: 8px;
}
.field__label {
  font-size: 13px;
  letter-spacing: 0.08em;
}
.field__req {
  margin-left: 8px;
  font-size: 11px;
  color: #A45B4A;
}
.field__opt {
  margin-left: 8px;
  font-size: 11px;
  color: #7C8A8F;
}

.form input, .form textarea {
  padding: 14px 16px;
  border: 1px solid rgba(30, 50, 60, 0.22);
  background: #F6F4EF;
  font-family: inherit;
  font-size: 15px;
  color: #1E323C;
  width: 100%;
}
.form textarea {
  line-height: 1.9;
  resize: vertical;
}
.form input:focus, .form textarea:focus {
  outline: 2px solid #1E323C;
  outline-offset: 1px;
}
.form input[aria-invalid=true] {
  border-color: #A45B4A;
}

.field__error {
  font-size: 12px;
  color: #A45B4A;
}

.dropzone {
  display: block;
  border: 1px dashed rgba(30, 50, 60, 0.3);
  padding: 24px;
  text-align: center;
  font-size: 13px;
  color: #6B7A80;
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}
.dropzone:hover, .dropzone.is-dragover {
  border-color: #1E323C;
  background: #F6F4EF;
}

.form-status {
  margin: 0;
  text-align: center;
  font-size: 13px;
  color: #3E555E;
}

/* ---------- footer ---------- */
.site-footer {
  background: #1E323C;
  color: #C3D0D3;
  padding: 48px 28px 36px;
}
.site-footer a {
  color: #C3D0D3;
}
.site-footer a:hover {
  color: #F1EEE7;
}
.site-footer__top {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
}
.site-footer__brand {
  margin: 0 0 8px;
  font-family: "Noto Serif JP", serif;
  font-size: 17px;
  letter-spacing: 0.22em;
  color: #F1EEE7;
}
.site-footer__addr {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.9;
}
.site-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  font-size: 12.5px;
}
.site-footer__copy {
  max-width: 1160px;
  margin: 28px auto 0;
  border-top: 1px solid rgba(241, 238, 231, 0.15);
  padding-top: 18px;
  font-size: 11.5px;
  letter-spacing: 0.08em;
}
.site-footer__credit {
  max-width: 1160px;
  margin: 6px auto 0;
  font-size: 10.5px;
  letter-spacing: 0.04em;
  opacity: 0.6;
}

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .hero__top {
    grid-template-columns: minmax(0, 260px) minmax(0, 1fr) 120px;
  }
}

@media (max-width: 1080px) {
  .hero__ba {
    grid-template-columns: minmax(0, 1fr) 56px minmax(0, 1.4fr);
    margin-left: 0;
  }
}

@media (max-width: 900px) {
  :root {
    --section-y: 72px;
  }
}

@media (max-width: 900px) {
  .site-header {
    flex-wrap: wrap;
    padding-left: 0;
  }
}

@media (max-width: 900px) {
  .brand {
    margin-left: clamp(16px, 3vw, 40px);
  }
}

@media (max-width: 900px) {
  .nav-toggle {
    display: inline-flex;
    order: 2;
    margin-right: clamp(16px, 3vw, 40px);
  }
}

@media (max-width: 900px) {
  .global-nav {
    order: 4;
    flex-basis: 100%;
    flex-direction: column;
    gap: 0;
    margin: 0;
    padding: 0 clamp(16px, 3vw, 40px);
    max-height: 0;
    overflow: hidden;
    background: #F7F5F0;
    border-top: 1px solid transparent;
    transition: max-height 0.3s ease, padding 0.3s ease, border-color 0.3s ease;
  }
}

@media (max-width: 900px) {
  .global-nav.is-open {
    max-height: 60vh;
    padding-block: 8px 20px;
    border-top-color: rgba(30, 50, 60, 0.12);
  }
}

@media (max-width: 900px) {
  .global-nav a {
    padding: 12px 0;
    border-bottom: 1px solid rgba(30, 50, 60, 0.12);
  }
}

@media (max-width: 900px) {
  .global-nav a:last-child {
    border-bottom: none;
  }
}

@media (max-width: 900px) {
  .header-cta {
    order: 3;
    flex: 1 1 100%;
    justify-content: space-between;
    min-height: 56px;
  }
}

@media (max-width: 900px) {
  .hero__top {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

@media (max-width: 900px) {
  .hero__headline {
    position: relative;
    top: auto;
    left: auto;
    transform: none;
    order: -1;
    justify-content: center;
    margin-bottom: 0;
    padding-top: 24px;
  }
}

@media (max-width: 900px) {
  .hero__lead {
    padding-top: 40px;
    margin-left: 0;
    text-align: center;
  }
  .hero__lead .eyebrow {
    margin-left: 0;
    margin-inline: auto;
  }
}

@media (max-width: 900px) {
  .hero__lead-text {
    margin-left: 0;
    margin-inline: auto;
    font-size: 14px;
  }
}

@media (max-width: 900px) {
  .hero__rule {
    margin-inline: auto;
  }
}

@media (max-width: 900px) {
  .hero__tagline {
    display: none;
  }
}

@media (max-width: 900px) {
  .hero__script {
    position: static;
    margin-top: 48px;
    text-align: center;
  }
}

@media (max-width: 900px) {
  .pillars {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 40px;
  }
}

@media (max-width: 900px) {
  .pillars__item:nth-child(2n) {
    border-right: none;
  }
}

@media (max-width: 900px) {
  .section__head--split {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 900px) {
  .message {
    gap: 32px;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 14.5px;
  }
}

@media (max-width: 640px) {
  .section {
    padding-inline: 20px;
  }
}

@media (max-width: 640px) {
  .hero {
    padding-bottom: 80px;
  }
}

@media (max-width: 640px) {
  .plan--floorplan, .plan--floorplan-ldk, .plan--detail, .plan--location {
    display: none;
  }
}

@media (max-width: 640px) {
  .plan--north {
    bottom: 6%;
    width: 40px;
    opacity: 0.6;
  }
}

@media (max-width: 640px) {
  .plan--tree {
    bottom: 2%;
    width: 120px;
    opacity: 0.6;
  }
}

@media (max-width: 640px) {
  .deco--elevation {
    bottom: 2%;
    right: -14%;
    width: 300px;
    opacity: 0.3;
  }
}

@media (max-width: 640px) {
  .deco--slogan {
    top: 30px;
    opacity: 0.4;
  }
}

@media (max-width: 640px) {
  .about__hand {
    margin-inline: auto;
  }
}

@media (max-width: 640px) {
  .hero__title {
    writing-mode: horizontal-tb;
    font-size: clamp(30px, 9vw, 44px);
    letter-spacing: 0.08em;
    text-align: center;
  }
}

@media (max-width: 640px) {
  .hero__headline {
    flex-direction: column;
    align-items: center;
    gap: 0;
  }
}

@media (max-width: 640px) {
  .hero__title--second {
    margin-top: 0;
  }
}

@media (max-width: 640px) {
  .hero__visual {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero__visual-rail {
    display: none;
  }
}

@media (max-width: 640px) {
  .hero__ba {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 32px;
  }
}

@media (max-width: 640px) {
  .hero__ba-item--after {
    margin-top: 0;
  }
}

@media (max-width: 640px) {
  .hero__ba-arrow {
    height: auto;
    transform: rotate(90deg);
  }
}

@media (max-width: 640px) {
  .hero__intro {
    margin-top: 64px;
  }
}

@media (max-width: 640px) {
  .pillars {
    grid-template-columns: 1fr;
    row-gap: 32px;
  }
}

@media (max-width: 640px) {
  .pillars__item {
    border-right: none;
  }
}

@media (max-width: 640px) {
  .btn--solid, .btn--lg {
    width: 100%;
    min-width: 0;
  }
}

@media (max-width: 640px) {
  .reasons__item {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 26px 22px;
  }
}

@media (max-width: 640px) {
  .work__media {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .work__arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 640px) {
  .company__table > div {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .company__table dt {
    padding-bottom: 0;
    border: none;
  }
}

@media (max-width: 640px) {
  .company__table dd {
    padding-top: 6px;
  }
}

@media (max-width: 640px) {
  .form {
    padding: 24px 20px;
  }
}

@media (max-width: 640px) {
  .btn--submit {
    width: 100%;
    padding-inline: 20px;
  }
}

@media (max-width: 640px) {
  .site-footer__top {
    flex-direction: column;
    align-items: flex-start;
  }
}