:root {
  --color-ink: #22251f;
  --color-text: #454b41;
  --color-muted: #767d70;
  --color-line: #c9d0bd;
  --color-leaf: #76845d;
  --color-leaf-dark: #5f6e48;
  --color-paper: #fffefa;
  --color-mist: #f4f6ef;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "Noto Serif JP", serif;
  color: var(--color-ink);
  background: var(--color-paper);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--color-text);
  background: linear-gradient(180deg, var(--color-paper) 0%, #fbfbf5 52%, var(--color-paper) 100%);
  font-family: "Hiragino Sans", "Yu Gothic", "YuGothic", "Noto Sans JP", sans-serif;
  line-height: 1.85;
}

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

.site-header {
  display: grid;
  grid-template-columns: minmax(10rem, 1fr) auto auto;
  align-items: center;
  gap: 2rem;
  width: min(100% - 3rem, 75rem);
  margin: 0 auto;
  padding: 2rem 0 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}

.brand-logo {
  display: block;
  width: 3.2rem;
  height: 3.2rem;
  flex: 0 0 auto;
  object-fit: cover;
}

.sprig span {
  position: absolute;
  display: block;
  width: 0.62rem;
  height: 1.05rem;
  background: linear-gradient(135deg, var(--color-leaf), var(--color-leaf-dark));
  border-radius: 95% 0 95% 0;
}

.brand-text {
  color: var(--color-ink);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  font-size: 1.16rem;
  letter-spacing: 0;
  white-space: nowrap;
}

.brand-subtitle {
  display: block;
  color: var(--color-muted);
  font-size: 0.68rem;
  letter-spacing: 0;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2.6rem;
  color: var(--color-ink);
  font-size: 0.9rem;
}

.site-nav a,
.text-link {
  position: relative;
}

.site-nav a::after,
.text-link::after {
  position: absolute;
  left: 0;
  bottom: -0.28rem;
  width: 100%;
  height: 1px;
  content: "";
  background: var(--color-leaf);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after,
.text-link:hover::after,
.text-link:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.55rem 1.25rem;
  border: 1px solid var(--color-leaf);
  border-radius: 6px;
  color: var(--color-leaf-dark);
  font-size: 0.9rem;
  white-space: nowrap;
}

.hero {
  display: grid;
  grid-template-columns: minmax(16rem, 0.92fr) minmax(18rem, 1.08fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 6rem);
  width: min(100% - 3rem, 68rem);
  min-height: 35rem;
  margin: 0 auto;
  padding: clamp(3rem, 7vw, 6rem) 0 clamp(4rem, 8vw, 7rem);
}

.hero-symbol {
  display: grid;
  place-items: center;
  min-height: clamp(18rem, 36vw, 27rem);
}

.hero-logo-image {
  display: block;
  width: min(100%, clamp(17rem, 35vw, 26rem));
  height: auto;
}

.sprig {
  position: absolute;
  width: 7rem;
  height: 14rem;
  border-left: 2px solid rgba(118, 132, 93, 0.62);
  border-radius: 50%;
}

.sprig span:nth-child(1) {
  top: 0.5rem;
  left: -1.1rem;
  transform: rotate(-62deg);
}

.sprig span:nth-child(2) {
  top: 2.5rem;
  left: 1rem;
  transform: rotate(55deg);
}

.sprig span:nth-child(3) {
  top: 5rem;
  left: -1.45rem;
  transform: rotate(-72deg);
}

.sprig span:nth-child(4) {
  top: 7.6rem;
  left: 1rem;
  transform: rotate(62deg);
}

.sprig span:nth-child(5) {
  top: 10.4rem;
  left: -1.15rem;
  transform: rotate(-54deg);
}

.sprig-hero {
  left: 50%;
  top: 42%;
  transform: rotate(-28deg);
}

.hero-copy {
  max-width: 31rem;
}

.eyebrow,
.section-kicker {
  margin: 0 0 1rem;
  color: var(--color-leaf-dark);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--color-ink);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
  font-weight: 500;
  line-height: 1.55;
  letter-spacing: 0;
}

h1 {
  font-size: 3.3rem;
}

h2 {
  font-size: 2.3rem;
  text-align: center;
}

h2::after {
  display: block;
  width: 2.4rem;
  height: 2px;
  margin: 1rem auto 0;
  content: "";
  background: var(--color-leaf);
}

h3 {
  font-size: 1.18rem;
}

p {
  margin: 0;
}

.lead {
  margin-top: 1.6rem;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 2.4rem;
  margin-top: 2.3rem;
}

.button-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.1rem;
  padding: 0.72rem 2.25rem;
  border: 1px solid var(--color-leaf-dark);
  border-radius: 6px;
  color: #fffefa;
  background: linear-gradient(135deg, var(--color-leaf), var(--color-leaf-dark));
  box-shadow: 0 12px 28px rgba(95, 110, 72, 0.18);
  font-weight: 700;
}

.button-primary:hover,
.button-primary:focus-visible {
  filter: brightness(1.04);
}

.text-link {
  color: var(--color-leaf-dark);
  font-weight: 700;
}

.section {
  position: relative;
  overflow: hidden;
  padding: clamp(4.5rem, 8vw, 7rem) 0;
}

.section-muted {
  background:
    linear-gradient(90deg, rgba(244, 246, 239, 0.9), rgba(255, 254, 250, 0.85)),
    var(--color-mist);
}

.section-inner {
  position: relative;
  z-index: 1;
  width: min(100% - 3rem, 68rem);
  margin: 0 auto;
}

.section-inner.narrow {
  width: min(100% - 3rem, 45rem);
  text-align: center;
}

.section-inner.narrow p + p {
  margin-top: 1.7rem;
}

.section-kicker {
  text-align: center;
}

.sprig-corner {
  top: -1.6rem;
  right: clamp(1rem, 9vw, 7rem);
  opacity: 0.22;
  transform: rotate(62deg);
}

.service-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin-top: clamp(3rem, 6vw, 4.6rem);
}

.service-item {
  min-height: 15rem;
  padding: 0 2.4rem;
  text-align: center;
}

.service-item + .service-item {
  border-left: 1px solid var(--color-line);
}

.service-icon {
  display: grid;
  place-items: center;
  width: 4.2rem;
  height: 4.2rem;
  margin: 0 auto 1.6rem;
  border: 1px solid rgba(118, 132, 93, 0.32);
  border-radius: 50%;
  color: var(--color-leaf);
  background: rgba(255, 254, 250, 0.72);
}

.service-icon svg {
  width: 2.55rem;
  height: 2.55rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 3;
}

.service-item h3 {
  margin-bottom: 1rem;
}

.service-item p {
  font-size: 0.95rem;
}

.table-wrap {
  width: min(100% - 3rem, 50rem);
}

.company-table {
  margin: 3rem 0 0;
  border-top: 1px solid var(--color-line);
}

.company-table div {
  display: grid;
  grid-template-columns: 10rem 1fr;
  border-bottom: 1px solid var(--color-line);
}

.company-table dt,
.company-table dd {
  margin: 0;
  padding: 1.05rem 1.4rem;
}

.company-table dt {
  color: var(--color-ink);
  font-weight: 700;
}

.company-table dd {
  border-left: 1px solid var(--color-line);
}

.contact-section {
  background: linear-gradient(90deg, rgba(244, 246, 239, 0.92), rgba(255, 254, 250, 0.95));
}

.sprig-contact {
  left: clamp(-1rem, 5vw, 5rem);
  top: 3.5rem;
  opacity: 0.24;
  transform: rotate(116deg);
}

.button-wide {
  min-width: min(100%, 18rem);
  margin-top: 2rem;
}

.contact-note {
  max-width: 34rem;
  margin: 1rem auto 0;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.policy-main {
  padding-bottom: 3rem;
}

.policy-hero {
  width: min(100% - 3rem, 58rem);
  margin: 0 auto;
  padding: 5rem 0 4rem;
  text-align: center;
}

.policy-hero h1 {
  font-size: 2.8rem;
}

.policy-lead {
  max-width: 45rem;
  margin: 1.6rem auto 0;
  font-size: 1.05rem;
}

.policy-content {
  width: min(100% - 3rem, 58rem);
  margin: 0 auto;
}

.policy-block {
  padding: 2.6rem 0;
  border-top: 1px solid var(--color-line);
}

.policy-block h2 {
  font-size: 1.65rem;
  text-align: left;
}

.policy-block h2::after {
  margin: 0.75rem 0 0;
}

.policy-block p,
.policy-checklist {
  margin-top: 1.4rem;
}

.policy-block p + p {
  margin-top: 1.1rem;
}

.policy-checklist {
  padding-left: 1.3rem;
}

.policy-checklist li + li {
  margin-top: 0.55rem;
}

.policy-contact,
.policy-date {
  color: var(--color-ink);
  font-weight: 700;
}

.not-found-main {
  display: grid;
  min-height: clamp(30rem, 62vh, 42rem);
  place-items: center;
  padding: 3rem 0;
}

.not-found-hero {
  width: min(100% - 3rem, 46rem);
  margin: 0 auto;
  text-align: center;
}

.not-found-hero h1 {
  font-size: clamp(2.25rem, 6vw, 4rem);
}

.not-found-lead {
  max-width: 34rem;
  margin: 1.6rem auto 0;
  color: var(--color-text);
  font-size: 1.02rem;
}

.not-found-hero .button-primary {
  margin-top: 2.4rem;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  width: min(100% - 3rem, 68rem);
  margin: 0 auto;
  padding: 2.4rem 0;
  color: var(--color-muted);
}

.footer-note {
  font-size: 0.9rem;
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.9rem 1.6rem;
}

.footer-link {
  color: var(--color-leaf-dark);
  border-bottom: 1px solid currentColor;
  font-size: 0.9rem;
  font-weight: 700;
}

@media (max-width: 820px) {
  .site-header {
    grid-template-columns: 1fr auto;
    gap: 1rem;
    padding-top: 1rem;
  }

  .site-nav {
    grid-column: 1 / -1;
    justify-content: space-between;
    gap: 0.75rem;
    overflow-x: auto;
    padding: 0.3rem 0;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: 0;
    padding-top: 2rem;
    text-align: center;
  }

  .hero-symbol {
    min-height: 16rem;
  }

  .hero-copy {
    max-width: none;
  }

  h1 {
    font-size: 2.55rem;
  }

  h2 {
    font-size: 2rem;
  }

  .hero-actions {
    justify-content: center;
  }

  .service-list {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .service-item {
    min-height: 0;
    padding: 0;
  }

  .service-item + .service-item {
    border-left: 0;
    border-top: 1px solid var(--color-line);
    padding-top: 2.5rem;
  }

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

  .company-table dd {
    border-left: 0;
    padding-top: 0;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-meta {
    justify-content: flex-start;
  }
}

@media (max-width: 520px) {
  .site-header,
  .hero,
  .section-inner,
  .section-inner.narrow,
  .table-wrap,
  .policy-hero,
  .policy-content,
  .site-footer {
    width: min(100% - 2rem, 68rem);
  }

  .site-header {
    grid-template-columns: 1fr;
  }

  .header-cta {
    justify-self: start;
  }

  .site-nav {
    justify-content: flex-start;
    font-size: 0.82rem;
  }

  .brand-text {
    font-size: 1rem;
  }

  h1 {
    font-size: 2.05rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  .policy-hero {
    padding-top: 3rem;
  }

  .policy-hero h1 {
    font-size: 2.15rem;
  }

  .hero-symbol {
    min-height: 13.5rem;
  }

  .button-primary {
    width: 100%;
  }

  .sprig-corner,
  .sprig-contact {
    display: none;
  }
}