:root {
  --bg: #f5f1ea;
  --surface: rgba(255, 255, 255, 0.9);
  --surface-strong: #ffffff;
  --ink: #18202b;
  --muted: #5f6b77;
  --line: rgba(24, 32, 43, 0.1);
  --brand: #8c6a3d;
  --brand-deep: #5b4324;
  --accent: #d9c3a3;
  --shadow: 0 18px 40px rgba(33, 40, 50, 0.12);
  --radius-lg: 28px;
  --radius-md: 18px;
  --container: min(1120px, calc(100% - 48px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Noto Sans JP", sans-serif;
  line-height: 1.8;
  background:
    radial-gradient(circle at top left, rgba(217, 195, 163, 0.55), transparent 28%),
    linear-gradient(180deg, #fcfaf7 0%, var(--bg) 52%, #f8f4ed 100%);
}

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

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

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(252, 250, 247, 0.8);
  border-bottom: 1px solid rgba(24, 32, 43, 0.06);
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.header-inner {
  min-height: 82px;
}

.brand {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
}

.brand-kana,
.eyebrow,
.section-label,
.credit {
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.77rem;
  color: var(--brand);
}

.brand strong,
h1,
h2,
h3,
.signature {
  font-family: "Noto Serif JP", serif;
}

.brand strong {
  font-size: 1.15rem;
}

.site-nav {
  display: flex;
  gap: 28px;
  font-size: 0.96rem;
  color: var(--muted);
}

.site-nav a:hover {
  color: var(--brand-deep);
}

.hero {
  padding: 72px 0 48px;
}

.hero-grid,
.two-column,
.feature-grid {
  display: grid;
  gap: 36px;
  align-items: center;
}

.hero-grid {
  grid-template-columns: 1.08fr 0.92fr;
}

.hero-copy h1 {
  margin: 10px 0 18px;
  font-size: clamp(2.4rem, 4.5vw, 4.5rem);
  line-height: 1.18;
}

.lead {
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.03rem;
}

.hero-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 28px;
}

.hero-points div,
.business-card,
.profile-card,
.quote-card,
.message-block,
.image-card img,
.image-main {
  border-radius: var(--radius-lg);
}

.hero-points div {
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero-points span {
  display: block;
  margin-bottom: 8px;
  font-size: 0.82rem;
  color: var(--muted);
}

.hero-points strong {
  font-size: 1rem;
}

.hero-visual {
  position: relative;
}

.hero-visual::before {
  content: "";
  position: absolute;
  inset: auto -20px -20px 40px;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, rgba(140, 106, 61, 0.2), rgba(217, 195, 163, 0.4));
  z-index: -1;
}

.hero-visual img,
.image-card img,
.image-main {
  width: 100%;
  height: 100%;
  object-fit: cover;
  box-shadow: var(--shadow);
}

.hero-visual img {
  min-height: 560px;
}

.section {
  padding: 44px 0 84px;
}

.section-alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0.72));
  border-top: 1px solid rgba(24, 32, 43, 0.04);
  border-bottom: 1px solid rgba(24, 32, 43, 0.04);
}

.two-column,
.feature-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.section-heading {
  max-width: 720px;
  margin-bottom: 28px;
}

h2 {
  margin: 8px 0 18px;
  font-size: clamp(1.9rem, 3vw, 3rem);
  line-height: 1.3;
}

h3 {
  margin-top: 0;
  margin-bottom: 10px;
  font-size: 1.2rem;
}

p,
li,
dd {
  color: var(--muted);
}

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

.business-card {
  padding: 28px;
  background: var(--surface-strong);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.business-card ul {
  margin: 0;
  padding-left: 1.15rem;
}

.strength-list {
  display: grid;
  gap: 18px;
}

.strength-list article {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.image-stack {
  position: relative;
  padding: 0 0 54px 54px;
}

.image-main {
  min-height: 520px;
}

.quote-card {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 22px 24px;
  background: rgba(24, 32, 43, 0.92);
  box-shadow: var(--shadow);
}

.quote-card p {
  margin: 0;
  color: #f8f3ed;
  font-family: "Noto Serif JP", serif;
}

.message-block,
.profile-card {
  padding: 34px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.signature {
  margin-top: 24px;
  color: var(--ink);
  text-align: right;
  font-size: 1.08rem;
}

.profile-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 28px;
  margin: 0;
}

.profile-list div {
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.profile-list dt {
  margin-bottom: 6px;
  color: var(--brand-deep);
  font-weight: 700;
}

.profile-list dd {
  margin: 0;
}

.site-footer {
  padding: 26px 0 38px;
}

.footer-inner {
  align-items: flex-end;
}

.footer-inner p {
  margin: 4px 0 0;
}

@media (max-width: 960px) {
  .hero-grid,
  .two-column,
  .feature-grid,
  .business-grid,
  .profile-list,
  .hero-points {
    grid-template-columns: 1fr;
  }

  .site-nav {
    display: none;
  }

  .hero {
    padding-top: 36px;
  }

  .hero-visual img,
  .image-main {
    min-height: 360px;
  }

  .image-stack {
    padding: 0 0 36px;
  }

  .quote-card {
    position: static;
    margin-top: 18px;
  }
}

@media (max-width: 640px) {
  :root {
    --container: min(100% - 28px, 100%);
  }

  .header-inner,
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .header-inner {
    justify-content: center;
    padding: 12px 0;
  }

  .section,
  .hero {
    padding-bottom: 56px;
  }

  .business-card,
  .message-block,
  .profile-card {
    padding: 24px;
  }
}