:root {
  --ink: #102c29;
  --ink-deep: #071b1a;
  --forest: #1f5a4d;
  --sage: #91ad94;
  --lime: #d9ea9a;
  --paper: #f3f1ea;
  --white: #fffef9;
  --muted: #5f706d;
  --line: rgba(16, 44, 41, 0.16);
  --serif: "Shippori Mincho", "Yu Mincho", serif;
  --sans: "Noto Sans JP", "Yu Gothic", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid #d5a94f;
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 1000;
  padding: 0.6rem 1rem;
  background: var(--white);
  color: var(--ink);
  border-radius: 0.25rem;
}

.skip-link:focus {
  top: 1rem;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  color: var(--white);
  transition: background 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled {
  background: rgba(7, 27, 26, 0.94);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
}

.header-inner {
  width: min(1280px, calc(100% - 64px));
  min-height: 88px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand,
.footer-brand {
  display: flex;
  align-items: center;
  gap: 13px;
}

.brand > span:last-child,
.footer-brand p {
  display: flex;
  flex-direction: column;
  margin: 0;
}

.brand strong,
.footer-brand strong {
  font-size: 1rem;
  line-height: 1.3;
  letter-spacing: 0.08em;
}

.brand small,
.footer-brand small {
  margin-top: 2px;
  font-size: 0.59rem;
  line-height: 1.2;
  letter-spacing: 0.18em;
  opacity: 0.66;
}

.brand-mark {
  position: relative;
  width: 37px;
  height: 37px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
}

.brand-mark i {
  position: absolute;
  display: block;
  width: 14px;
  height: 1px;
  background: currentColor;
  transform-origin: left center;
}

.brand-mark i:nth-child(1) {
  transform: translate(-2px, -6px) rotate(60deg);
}

.brand-mark i:nth-child(2) {
  transform: translate(-2px, 6px) rotate(-60deg);
}

.brand-mark i:nth-child(3) {
  width: 13px;
  transform: translate(1px, 0);
}

.global-nav {
  display: flex;
  align-items: center;
  gap: 34px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.global-nav a {
  position: relative;
}

.global-nav a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -7px;
  height: 1px;
  background: var(--lime);
  transition: right 180ms ease;
}

.global-nav a:hover::after {
  right: 0;
}

.nav-cta {
  padding: 10px 17px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 99px;
}

.menu-button {
  display: none;
}

.hero {
  position: relative;
  min-height: 760px;
  height: 100svh;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 78% 28%, rgba(95, 139, 112, 0.36), transparent 25%),
    linear-gradient(135deg, var(--ink-deep) 0%, var(--ink) 58%, #173e36 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.12;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 120 120' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.35'/%3E%3C/svg%3E");
  pointer-events: none;
}

.hero-backdrop {
  position: absolute;
  inset: 0 0 0 50%;
  opacity: 0.32;
  transform: skewX(-8deg);
  transform-origin: top;
}

.lot-line {
  position: absolute;
  top: 17%;
  width: 30%;
  height: 66%;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-top: 0;
  border-bottom: 0;
}

.lot-line::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  border-left: 1px solid rgba(255, 255, 255, 0.35);
}

.lot-line-one {
  left: 0;
}

.lot-line-two {
  left: 30%;
}

.lot-line-three {
  left: 60%;
}

.lot-axis {
  position: absolute;
  left: -10%;
  right: 0;
  top: 50%;
  border-top: 1px solid rgba(255, 255, 255, 0.24);
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: min(1280px, calc(100% - 64px));
  height: 100%;
  margin: 0 auto;
  padding-top: 120px;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 72px;
}

.eyebrow,
.section-index {
  margin: 0 0 27px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.25em;
}

.eyebrow span {
  width: 36px;
  height: 1px;
  background: var(--lime);
}

.hero h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3.4rem, 6.1vw, 6.4rem);
  line-height: 1.22;
  letter-spacing: 0.025em;
  font-weight: 600;
}

.hero h1 em {
  color: var(--lime);
  font-style: normal;
}

.hero-tail {
  display: block;
}

.hero-lead {
  margin: 36px 0 40px;
  color: rgba(255, 255, 255, 0.74);
  font-size: clamp(0.93rem, 1.2vw, 1.04rem);
  line-height: 2.15;
  letter-spacing: 0.055em;
}

.primary-link {
  width: fit-content;
  min-width: 210px;
  padding: 15px 5px 15px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 35px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.45);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  transition: border-color 180ms ease, color 180ms ease;
}

.primary-link:hover {
  color: var(--lime);
  border-color: var(--lime);
}

.primary-link span {
  font-size: 1.2rem;
}

.hero-visual {
  position: relative;
  min-height: 530px;
  display: grid;
  place-items: center;
}

.visual-card {
  position: relative;
  width: min(380px, 84%);
  aspect-ratio: 0.82;
  padding: 31px;
  background: rgba(234, 241, 216, 0.1);
  border: 1px solid rgba(230, 242, 193, 0.38);
  backdrop-filter: blur(8px);
  transform: rotate(4deg);
}

.visual-number {
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  opacity: 0.7;
}

.visual-grid {
  position: absolute;
  inset: 84px 38px 100px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  transform: skewY(-7deg);
}

.visual-grid i {
  border: 1px solid rgba(218, 235, 163, 0.55);
  background: linear-gradient(130deg, transparent 49%, rgba(218, 235, 163, 0.14) 50%);
}

.visual-card > p {
  position: absolute;
  left: 31px;
  bottom: 25px;
  margin: 0;
  color: var(--lime);
  font-size: 0.65rem;
  line-height: 1.6;
  letter-spacing: 0.22em;
}

.visual-note {
  position: absolute;
  right: -15px;
  bottom: 55px;
  padding: 17px 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  background: var(--lime);
  transform: rotate(-3deg);
}

.visual-note span {
  width: 7px;
  height: 7px;
  background: var(--forest);
  border-radius: 50%;
}

.visual-note p {
  margin: 0;
  font-size: 0.58rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.16em;
}

.hero-foot {
  position: absolute;
  z-index: 2;
  left: 32px;
  right: 32px;
  bottom: 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  opacity: 0.6;
}

.hero-foot p {
  margin: 0;
}

.hero-foot a span {
  margin-left: 8px;
}

.section {
  position: relative;
  padding: 130px 0;
}

.section-shell {
  width: min(1180px, calc(100% - 64px));
  margin: 0 auto;
}

.section-index {
  margin-bottom: 24px;
  color: var(--forest);
}

.section-index.light {
  color: var(--lime);
}

.section h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.35rem, 4.4vw, 4.4rem);
  line-height: 1.35;
  letter-spacing: 0.03em;
}

.about-section {
  background: var(--paper);
}

.about-section::after {
  content: "ISHIHARA";
  position: absolute;
  right: 0;
  bottom: -0.14em;
  color: rgba(16, 44, 41, 0.032);
  font-family: var(--sans);
  font-size: clamp(5rem, 14vw, 13rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.05em;
  pointer-events: none;
}

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 110px;
}

.about-copy {
  position: relative;
  z-index: 1;
  padding-top: 48px;
}

.about-copy p {
  max-width: 620px;
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 2.25;
}

.about-copy .about-intro {
  margin-bottom: 26px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  line-height: 1.95;
}

.business-section {
  color: var(--white);
  background: var(--ink);
}

.section-heading {
  margin-bottom: 62px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 60px;
}

.section-heading > p {
  max-width: 460px;
  margin: 0 0 5px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.9rem;
  letter-spacing: 0.04em;
}

.business-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.business-card {
  position: relative;
  min-height: 510px;
  padding: 38px 34px 34px;
  display: flex;
  flex-direction: column;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.business-card:last-child {
  border-right: 0;
}

.business-card.featured {
  color: var(--ink);
  background: var(--lime);
}

.card-top {
  min-height: 102px;
  display: flex;
  align-items: start;
  justify-content: space-between;
}

.card-number {
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  opacity: 0.55;
}

.card-icon {
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  opacity: 0.76;
}

.parking-icon {
  font-family: Georgia, serif;
  font-size: 1.5rem;
}

.building-icon {
  position: relative;
  grid-template-columns: repeat(3, 4px);
  gap: 4px;
}

.building-icon::before,
.building-icon::after {
  content: "";
  position: absolute;
  width: 24px;
  height: 32px;
  border: 1px solid currentColor;
}

.building-icon::after {
  width: 11px;
  height: 22px;
  right: 10px;
  bottom: 13px;
  background: var(--ink);
}

.building-icon i {
  position: relative;
  z-index: 1;
  width: 3px;
  height: 3px;
  background: currentColor;
}

.upkeep-icon i {
  position: relative;
  width: 24px;
  height: 24px;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.upkeep-icon i::before,
.upkeep-icon i::after {
  content: "";
  position: absolute;
  background: currentColor;
}

.upkeep-icon i::before {
  width: 1px;
  height: 18px;
  left: 11px;
  top: -5px;
  transform: rotate(40deg);
}

.upkeep-icon i::after {
  width: 10px;
  height: 1px;
  right: -5px;
  bottom: 0;
  transform: rotate(40deg);
}

.business-card h3 {
  margin: 13px 0 22px;
  font-family: var(--serif);
  font-size: clamp(1.45rem, 2.25vw, 2rem);
  line-height: 1.55;
  letter-spacing: 0.04em;
}

.business-card > p {
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  font-size: 0.84rem;
  line-height: 2;
}

.business-card.featured > p {
  color: rgba(16, 44, 41, 0.72);
}

.card-en {
  margin-top: auto;
  padding-top: 35px;
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  opacity: 0.55;
}

.policy-section {
  background: var(--white);
}

.policy-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 100px;
}

.policy-heading {
  position: sticky;
  top: 140px;
  align-self: start;
}

.policy-heading > p:last-child {
  max-width: 390px;
  margin: 30px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.policy-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.policy-list li {
  min-height: 178px;
  padding: 36px 10px;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 18px;
  border-bottom: 1px solid var(--line);
}

.policy-list > li > span {
  color: var(--forest);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.policy-list h3 {
  margin: 0 0 13px;
  font-family: var(--serif);
  font-size: 1.35rem;
  letter-spacing: 0.04em;
}

.policy-list p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.company-section {
  overflow: hidden;
  color: var(--white);
  background: var(--forest);
}

.company-section::before {
  content: "";
  position: absolute;
  width: 650px;
  height: 650px;
  right: -200px;
  top: -310px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  box-shadow: 0 0 0 80px rgba(255, 255, 255, 0.025), 0 0 0 160px rgba(255, 255, 255, 0.018);
}

.company-title {
  position: relative;
  z-index: 1;
  margin-bottom: 60px;
}

.company-panel {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 0.55fr;
  gap: 80px;
  align-items: center;
}

.company-panel dl {
  margin: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
}

.company-panel dl > div {
  padding: 25px 0;
  display: grid;
  grid-template-columns: 145px 1fr;
  gap: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
}

.company-panel dt {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.company-panel dd {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.9;
  letter-spacing: 0.035em;
}

.company-symbol {
  position: relative;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 50%;
}

.company-symbol::before,
.company-symbol::after {
  content: "";
  position: absolute;
  background: rgba(255, 255, 255, 0.22);
}

.company-symbol::before {
  width: 1px;
  height: 108%;
  transform: rotate(45deg);
}

.company-symbol::after {
  width: 108%;
  height: 1px;
  transform: rotate(-22.5deg);
}

.company-symbol span {
  position: absolute;
  color: var(--lime);
  font-family: Georgia, serif;
  font-size: clamp(4rem, 7vw, 6.5rem);
  line-height: 1;
}

.company-symbol span:first-child {
  transform: translate(-42%, -15%);
}

.company-symbol span:nth-child(2) {
  transform: translate(38%, 15%);
}

.company-symbol small {
  position: absolute;
  right: 12%;
  bottom: 18%;
  font-size: 0.55rem;
  line-height: 1.5;
  letter-spacing: 0.22em;
}

.site-footer {
  padding: 58px max(32px, calc((100vw - 1180px) / 2));
  color: var(--white);
  background: var(--ink-deep);
}

.footer-inner {
  padding-bottom: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.16);
}

.footer-mark {
  color: var(--lime);
}

.footer-inner > a {
  font-size: 0.7rem;
  letter-spacing: 0.12em;
}

.footer-inner > a span {
  margin-left: 10px;
  color: var(--lime);
  font-size: 1rem;
}

.footer-bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  color: rgba(255, 255, 255, 0.38);
  font-size: 0.55rem;
  letter-spacing: 0.18em;
}

.footer-bottom p {
  margin: 0;
}

@media (max-width: 960px) {
  .header-inner,
  .hero-inner,
  .section-shell {
    width: min(100% - 40px, 760px);
  }

  .header-inner {
    min-height: 74px;
  }

  .menu-button {
    position: relative;
    z-index: 2;
    width: 44px;
    height: 44px;
    padding: 12px 10px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    color: inherit;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 50%;
  }

  .menu-button > span:not(.visually-hidden) {
    width: 100%;
    height: 1px;
    background: currentColor;
    transition: transform 180ms ease, opacity 180ms ease;
  }

  .menu-button[aria-expanded="true"] > span:first-child {
    transform: translateY(6px) rotate(45deg);
  }

  .menu-button[aria-expanded="true"] > span:nth-child(2) {
    opacity: 0;
  }

  .menu-button[aria-expanded="true"] > span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .global-nav {
    position: fixed;
    inset: 0;
    padding: 120px 30px 40px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    background: rgba(7, 27, 26, 0.98);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 180ms ease, visibility 180ms ease, transform 180ms ease;
  }

  .global-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .global-nav a {
    padding: 18px 4px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.16);
    font-size: 1rem;
  }

  .nav-cta {
    border: 0;
    border-radius: 0;
  }

  .hero {
    min-height: 790px;
    height: auto;
  }

  .hero-inner {
    min-height: 790px;
    padding: 135px 0 100px;
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero h1 {
    font-size: clamp(3rem, 10vw, 5rem);
  }

  .hero-visual {
    position: absolute;
    width: 45%;
    min-height: auto;
    right: -8%;
    bottom: 90px;
    opacity: 0.38;
  }

  .visual-note {
    display: none;
  }

  .hero-copy {
    position: relative;
    z-index: 2;
  }

  .section {
    padding: 100px 0;
  }

  .about-grid,
  .policy-grid {
    grid-template-columns: 1fr;
    gap: 55px;
  }

  .about-copy {
    padding-top: 0;
  }

  .business-list {
    grid-template-columns: 1fr;
  }

  .business-card {
    min-height: 390px;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  }

  .business-card:last-child {
    border-bottom: 0;
  }

  .card-top {
    min-height: 82px;
  }

  .policy-heading {
    position: static;
  }

  .company-panel {
    grid-template-columns: 1fr;
  }

  .company-symbol {
    width: min(360px, 80%);
    justify-self: center;
  }
}

@media (max-width: 600px) {
  .header-inner,
  .hero-inner,
  .section-shell {
    width: calc(100% - 36px);
  }

  .brand strong {
    font-size: 0.87rem;
  }

  .brand small {
    font-size: 0.52rem;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
  }

  .hero {
    min-height: 730px;
  }

  .hero-inner {
    min-height: 730px;
    padding-top: 125px;
  }

  .hero h1 {
    font-size: clamp(2.4rem, 11.4vw, 3rem);
    line-height: 1.28;
  }

  .hero-lead {
    margin: 30px 0 35px;
    font-size: 0.9rem;
    line-height: 2;
  }

  .desktop-only {
    display: none;
  }

  .hero-visual {
    width: 66%;
    right: -26%;
  }

  .hero-foot {
    left: 18px;
    right: 18px;
  }

  .section {
    padding: 80px 0;
  }

  .section h2 {
    font-size: 2.45rem;
  }

  .section-heading {
    margin-bottom: 42px;
    align-items: start;
    flex-direction: column;
    gap: 24px;
  }

  .about-copy .about-intro {
    font-size: 1.2rem;
  }

  .about-copy p {
    font-size: 0.9rem;
  }

  .business-card {
    min-height: 370px;
    padding: 30px 25px;
  }

  .policy-list li {
    grid-template-columns: 42px 1fr;
    padding: 30px 0;
  }

  .company-title {
    margin-bottom: 38px;
  }

  .company-panel {
    gap: 55px;
  }

  .company-panel dl > div {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 20px 0;
  }

  .company-panel dd {
    font-size: 0.83rem;
    overflow-wrap: anywhere;
  }

  .site-footer {
    padding: 45px 18px 28px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 35px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}