:root {
  --bg: #efe6d6;
  --bg-deep: #d6c4a5;
  --paper: rgba(250, 246, 239, 0.88);
  --paper-strong: #f8f2e8;
  --ink: #2f2419;
  --muted: #665646;
  --green: #566b2f;
  --green-deep: #314c25;
  --brown: #7b5537;
  --brown-deep: #4c321f;
  --line: rgba(76, 50, 31, 0.16);
  --shadow: 0 22px 50px rgba(62, 44, 27, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "BIZ UDPGothic", "Yu Gothic", "Hiragino Kaku Gothic ProN", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(86, 107, 47, 0.22), transparent 32%),
    radial-gradient(circle at right 15%, rgba(123, 85, 55, 0.18), transparent 24%),
    linear-gradient(160deg, #f6f0e4 0%, var(--bg) 50%, #e5d7be 100%);
  min-height: 100vh;
}

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

.page-shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 56px;
}

.hero,
.section {
  background: var(--paper);
  border: 1px solid rgba(255, 255, 255, 0.55);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.hero {
  border-radius: 28px;
  overflow: hidden;
  position: relative;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, rgba(86, 107, 47, 0.08), transparent 46%),
    linear-gradient(315deg, rgba(123, 85, 55, 0.14), transparent 46%);
  pointer-events: none;
}

.topbar,
.hero-content,
.section {
  position: relative;
  z-index: 1;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 28px;
}

.nav-group {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.brand-mark {
  font-family: "Yu Mincho", "Hiragino Mincho ProN", "BIZ UDPMincho", serif;
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  color: var(--brown-deep);
}

.nav-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  color: var(--muted);
}

.nav-links a {
  padding-bottom: 4px;
  border-bottom: 1px solid transparent;
  transition: border-color 180ms ease, color 180ms ease;
}

.nav-links a:hover {
  color: var(--green-deep);
  border-color: rgba(49, 76, 37, 0.35);
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(248, 242, 232, 0.9);
  color: var(--muted);
}

.language-switcher label {
  font-size: 0.92rem;
  color: var(--green-deep);
  font-weight: 700;
}

.language-switcher select {
  border: 0;
  background: transparent;
  color: var(--ink);
  font: inherit;
  min-width: 88px;
  outline: none;
  cursor: pointer;
}

.hero-content {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(280px, 0.85fr);
  gap: 24px;
  align-items: center;
  padding: 28px;
}

.hero-copy {
  padding: 18px 6px 18px 4px;
}

.eyebrow,
.section-label {
  margin: 0 0 10px;
  color: var(--green);
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  font-family: "Yu Mincho", "Hiragino Mincho ProN", "BIZ UDPMincho", serif;
  margin: 0;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  line-height: 1.1;
  color: var(--brown-deep);
}

.lead {
  margin: 22px 0 0;
  max-width: 40rem;
  color: var(--muted);
  line-height: 1.95;
  font-size: 1.02rem;
}

.hero-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 28px;
  padding: 13px 20px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--green), var(--brown));
  color: #fffaf4;
  font-weight: 700;
  box-shadow: 0 10px 28px rgba(86, 107, 47, 0.24);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.hero-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(86, 107, 47, 0.28);
}

.hero-card,
.message-card,
.details-card,
.business-card,
.contact-card {
  border-radius: 24px;
  background: var(--paper-strong);
  border: 1px solid var(--line);
}

.hero-card {
  padding: 26px;
  text-align: center;
}

.hero-logo {
  width: min(100%, 320px);
  height: auto;
  filter: drop-shadow(0 14px 28px rgba(50, 34, 20, 0.16));
}

.hero-card-title {
  margin: 18px 0 6px;
  font-size: 1.25rem;
  color: var(--brown-deep);
  font-weight: 700;
}

.hero-card-text {
  margin: 0;
  color: var(--muted);
  letter-spacing: 0.06em;
}

.section {
  margin-top: 24px;
  border-radius: 28px;
  padding: 30px 28px;
}

.section-heading h2 {
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  color: var(--brown-deep);
}

.profile-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 20px;
  margin-top: 24px;
}

.message-card,
.details-card,
.business-card,
.contact-card {
  padding: 24px;
}

.message-card p,
.business-card p,
.contact-card p {
  margin: 14px 0 0;
  line-height: 1.9;
  color: var(--muted);
}

.company-table {
  display: grid;
  gap: 14px;
  margin: 0;
}

.company-table div {
  display: grid;
  grid-template-columns: minmax(150px, 190px) minmax(0, 1fr);
  gap: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
  align-items: start;
}

.company-table div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.company-table dt {
  color: var(--green-deep);
  font-weight: 700;
  line-height: 1.25;
  word-break: keep-all;
}

.company-table dd {
  margin: 0;
  line-height: 1.7;
  min-width: 0;
  overflow-wrap: anywhere;
}

.business-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.business-card h3 {
  font-size: 1.3rem;
  color: var(--green-deep);
}

.contact-card {
  margin-top: 24px;
  text-align: center;
}

.mail-link {
  display: inline-block;
  margin-top: 16px;
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 700;
  color: var(--brown);
}

@media (max-width: 860px) {
  .hero-content,
  .profile-grid,
  .business-grid {
    grid-template-columns: 1fr;
  }

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

  .nav-group {
    width: 100%;
    justify-content: space-between;
  }
}

@media (max-width: 560px) {
  .page-shell {
    width: min(100% - 18px, 1120px);
    padding-top: 10px;
    padding-bottom: 24px;
  }

  .hero-content,
  .section,
  .topbar {
    padding-left: 18px;
    padding-right: 18px;
  }

  .company-table div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  h1 {
    font-size: 2rem;
  }

  .nav-group,
  .language-switcher {
    width: 100%;
  }

  .language-switcher {
    justify-content: space-between;
  }
}