@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@400;500;600;700&family=Noto+Sans+JP:wght@300;400;500;600&display=swap');

:root {
  --c-bg:        #FAF7F2;
  --c-fg:        #1E1A15;
  --c-muted:     #8A7968;
  --c-accent:    #6B9E7A;
  --c-accent-dk: #4D7A5A;
  --c-warm:      #C8A97A;
  --c-surface:   #F3EDE4;
  --c-surface-2: #EAE0D4;
  --c-border:    #DDD4C8;
  --c-inv-bg:    #1E1A15;
  --c-inv-fg:    #FAF7F2;
  --c-inv-muted: #A89880;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4.5rem;
  --space-6: 7.5rem;

  --radius-sm: 3px;
  --radius-md: 8px;
  --radius-lg: 18px;

  --font-display: 'Noto Serif JP', 'Yu Mincho', serif;
  --font-body:    'Noto Sans JP', 'Hiragino Sans', sans-serif;

  --text-xs:   clamp(0.72rem, 1.4vw, 0.8rem);
  --text-sm:   clamp(0.82rem, 1.7vw, 0.9rem);
  --text-base: clamp(0.9rem,  2vw,   1rem);
  --text-md:   clamp(1rem,    2.2vw, 1.125rem);
  --text-lg:   clamp(1.15rem, 2.6vw, 1.4rem);
  --text-xl:   clamp(1.4rem,  3.2vw, 1.85rem);
  --text-2xl:  clamp(1.75rem, 4vw,   2.4rem);
  --text-3xl:  clamp(2.1rem,  5vw,   3.1rem);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background-color: var(--c-bg);
  color: var(--c-fg);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--font-body); }

.container {
  width: 100%;
  max-width: 860px;
  margin-inline: auto;
  padding-inline: var(--space-4);
}
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  padding: 0.75rem 2rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
}
.btn--primary {
  background-color: var(--c-accent);
  color: var(--c-inv-fg);
  border-color: var(--c-accent);
}
.btn--primary:hover { background-color: var(--c-accent-dk); border-color: var(--c-accent-dk); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--c-bg);
  border-bottom: 1px solid var(--c-border);
  padding-block: var(--space-2);
}
.site-header__inner {
  max-width: 1140px;
  margin-inline: auto;
  padding-inline: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.site-header__logo {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}
.site-header__brand {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--c-fg);
  letter-spacing: -0.02em;
}

.page-hero {
  background-color: var(--c-surface);
  padding-block: var(--space-5);
  text-align: center;
  border-bottom: 1px solid var(--c-border);
}
.page-hero__eyebrow {
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-accent);
  font-weight: 500;
  margin-bottom: var(--space-2);
}
.page-hero__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--c-fg);
  line-height: 1.3;
  margin-bottom: var(--space-2);
}
.page-hero__sub {
  font-size: var(--text-md);
  color: var(--c-muted);
  max-width: 520px;
  margin-inline: auto;
  line-height: 1.8;
}

.about-block {
  padding-block: var(--space-5);
}
.about-block + .about-block {
  border-top: 1px solid var(--c-border);
}
.about-block--alt {
  background-color: var(--c-surface);
}
.about-block__inner {
  max-width: 860px;
  margin-inline: auto;
  padding-inline: var(--space-4);
}
.about-block__label {
  font-size: var(--text-xs);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-accent);
  font-weight: 500;
  margin-bottom: var(--space-2);
}
.about-block__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--c-fg);
  margin-bottom: var(--space-3);
  line-height: 1.4;
}
.about-block__body {
  font-size: var(--text-md);
  color: var(--c-muted);
  line-height: 1.85;
  max-width: 700px;
}
.about-block__body + .about-block__body {
  margin-top: var(--space-2);
}
.about-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-4);
}
.about-value {
  background-color: var(--c-bg);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  border: 1px solid var(--c-border);
}
.about-value__title {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--c-fg);
  margin-bottom: var(--space-1);
}
.about-value__body {
  font-size: var(--text-sm);
  color: var(--c-muted);
  line-height: 1.75;
}

.legal-content {
  padding-block: var(--space-5);
  padding-bottom: var(--space-6);
}
.legal-content__inner {
  max-width: 760px;
  margin-inline: auto;
  padding-inline: var(--space-4);
}
.legal-section {
  margin-bottom: var(--space-5);
}
.legal-section h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--c-fg);
  margin-bottom: var(--space-2);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--c-border);
}
.legal-section h3 {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--c-fg);
  margin-top: var(--space-3);
  margin-bottom: var(--space-1);
}
.legal-section p {
  font-size: var(--text-base);
  color: var(--c-muted);
  line-height: 1.85;
  margin-bottom: var(--space-2);
}
.legal-section ul {
  list-style: disc;
  padding-left: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-bottom: var(--space-2);
}
.legal-section ul li {
  font-size: var(--text-base);
  color: var(--c-muted);
  line-height: 1.75;
}
.legal-meta {
  background-color: var(--c-surface);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  margin-bottom: var(--space-5);
  font-size: var(--text-sm);
  color: var(--c-muted);
}
.legal-meta strong { color: var(--c-fg); }

.site-footer {
  background-color: var(--c-inv-bg);
  padding-block: var(--space-5);
}
.site-footer__bottom-wrap {
  max-width: 1140px;
  margin-inline: auto;
  padding-inline: var(--space-4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.site-footer__brand-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.site-footer__brand-logo {
  width: 32px;
  height: 32px;
}
.site-footer__brand-name {
  font-family: var(--font-display);
  font-size: var(--text-md);
  color: var(--c-inv-fg);
  font-weight: 600;
}
.site-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.site-footer__nav a {
  font-size: var(--text-sm);
  color: var(--c-inv-muted);
}
.site-footer__nav a:hover { color: var(--c-inv-fg); }
.site-footer__copy {
  font-size: var(--text-xs);
  color: var(--c-inv-muted);
  width: 100%;
  text-align: center;
  padding-top: var(--space-3);
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: var(--space-3);
}

@media (min-width: 641px) and (max-width: 1024px) {
  .about-values { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  :root { --space-5: 3rem; --space-6: 4.5rem; }
  .container { padding-inline: var(--space-2); }
  .about-values { grid-template-columns: 1fr; }
  .site-footer__bottom-wrap { flex-direction: column; align-items: flex-start; }
  .about-block__inner { padding-inline: var(--space-2); }
  .legal-content__inner { padding-inline: var(--space-2); }
}

@media (min-width: 1025px) {
  .about-values { grid-template-columns: repeat(3, 1fr); }
}
.metric__value > span { color: #262524 !important; }
.faq-item__a > a { color: #756758 !important; }
.contacts__grid p { color: #6e6153 !important; }
.form-group > label { color: #6e6153 !important; }
.form-group span { color: #6e6153 !important; }
.contacts .form-note { color: #6e6153 !important; }
.form-note > a { color: #6e6153 !important; }

.hero { padding-block: var(--space-6); }
.intro { padding-block: var(--space-6); }
.features { padding-block: var(--space-6); }
.how { padding-block: var(--space-6); }
.benefits { padding-block: var(--space-6); }
.metrics { padding-block: var(--space-6); }
.products { padding-block: var(--space-6); }
.capabilities { padding-block: var(--space-6); }
.testimonials { padding-block: var(--space-6); }
.casestudy { padding-block: var(--space-6); }
.faq { padding-block: var(--space-6); }
.blog { padding-block: var(--space-6); }
.contacts { padding-block: var(--space-6); }

.product-card img,
.casestudy__inner img,
.blog-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}



.metric__value > span { color: #262524 !important; }
.faq-item__a > a { color: #756758 !important; }
.contacts__grid p { color: #6e6153 !important; }
.form-group > label { color: #6e6153 !important; }
.form-group span { color: #6e6153 !important; }
.contacts .form-note { color: #6e6153 !important; }
.form-note > a { color: #6e6153 !important; }

/* wh-img-fill */
.product-card img,
.casestudy__inner img,
.blog-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}



/* wh-elem-contrast */
/* Auto: element text failed 4.5:1 against its resolved background. */
.intro .section-label { color: #50775c !important; }
.intro .section-body { color: #7c6d5e !important; }
.features .section-label { color: #4b6f55 !important; }
.features .section-body { color: #756758 !important; }
.feature-card .feature-card__body { color: #7c6d5e !important; }
.how .section-label { color: #50775c !important; }
.how .section-body { color: #7c6d5e !important; }
.how .how__step-body { color: #7c6d5e !important; }
.benefits .section-label { color: #46674f !important; }
.benefits .section-body { color: #6e6153 !important; }
.metrics .metric__value { color: #262524 !important; }
.metric__value > span { color: #262524 !important; }
.metrics .metric__label { color: #262524 !important; }
.products .section-label { color: #50775c !important; }
.products .section-body { color: #7c6d5e !important; }
.product-card .product-card__tag { color: #50775c !important; }
.product-card .product-card__desc { color: #7c6d5e !important; }
.capabilities .section-label { color: #4b6f55 !important; }
.capabilities .section-body { color: #756758 !important; }
.capabilities .cap-item__body { color: #756758 !important; }
.testimonials .section-title--inv { color: #8f8d8a !important; }
.casestudy__inner .section-label { color: #4b6f55 !important; }
.casestudy__inner .section-body { color: #756758 !important; }
.casestudy__inner .casestudy__stat-val { color: #4b6f55 !important; }
.casestudy__inner .casestudy__stat-lbl { color: #756758 !important; }
.faq .section-label { color: #4b6f55 !important; }
.faq .faq-item__q-icon { color: #4b6f55 !important; }
.faq-item__a > a { color: #756758 !important; }
.blog .section-label { color: #50775c !important; }
.blog-card .blog-card__cat { color: #50775c !important; }
.blog-card .blog-card__meta { color: #7c6d5e !important; }
.contacts .section-label { color: #46674f !important; }
.contacts .section-body { color: #6e6153 !important; }
.contacts .contacts__info-label { color: #46674f !important; }
.contacts__grid p { color: #6e6153 !important; }
.form-group > label { color: #6e6153 !important; }
.form-group span { color: #6e6153 !important; }
.contacts .form-note { color: #6e6153 !important; }
.form-note > a { color: #6e6153 !important; }