*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { overflow-x: hidden; }
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: inherit; }

:root {
  
  --c-bg:      #F6F1E7;
  --c-bg-alt:  #EEE7D6;
  --c-dark:    #1E1A12;
  --c-fg:      #2C2416;
  --c-muted:   #7A6A50;
  --c-accent:  #4E7E30;
  --c-accent-lt: #D4E8C2;
  --c-border:  #D5C9B1;
  --c-card:    #FDFAF4;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3.5rem;
  --space-6: 6rem;

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

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

  --z-base:    0;
  --z-above:   10;
  --z-nav:     100;
  --z-overlay: 1000;
}

body {
  background-color: var(--c-bg);
  color: var(--c-fg);
  font-family: var(--font-body);
  font-size: clamp(0.9rem, 1vw + 0.7rem, 1.05rem);
  line-height: 1.7;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.25;
  color: var(--c-fg);
}

h1 { font-size: clamp(2rem, 4vw + 1rem, 3.8rem); font-weight: 700; }
h2 { font-size: clamp(1.5rem, 2.5vw + 0.8rem, 2.6rem); font-weight: 600; }
h3 { font-size: clamp(1.1rem, 1.5vw + 0.5rem, 1.5rem); font-weight: 600; }
h4 { font-size: clamp(0.95rem, 1vw + 0.5rem, 1.15rem); font-weight: 600; }

p { color: var(--c-muted); margin-bottom: var(--space-2); }
p:last-child { margin-bottom: 0; }

.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); }

.section { padding-block: var(--space-6); }
.section-alt { background-color: var(--c-bg-alt); padding-block: var(--space-6); }
.section-dark { background-color: var(--c-dark); color: var(--c-bg); padding-block: var(--space-6); }
.section-dark h2, .section-dark h3, .section-dark h4 { color: var(--c-bg); }
.section-dark p { color: var(--c-accent-lt); }

.section-label {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: var(--space-2);
}
.section-label-light { color: var(--c-accent-lt); }

.section-header { margin-bottom: var(--space-5); }
.section-header p { font-size: clamp(1rem, 1.2vw + 0.6rem, 1.2rem); max-width: 52ch; }

.text-center { text-align: center; }
.text-center .section-header p { margin-inline: auto; }

.divider {
  border: none;
  border-top: 1px solid var(--c-border);
  margin-block: var(--space-4);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-nav);
  background-color: var(--c-bg);
  border-bottom: 1px solid var(--c-border);
  padding-block: var(--space-2);
}

.site-header .container {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
}

.site-logo img,
.site-logo svg {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.site-logo .brand-name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--c-fg);
  letter-spacing: -0.01em;
}

.hero {
  background-color: var(--c-bg-alt);
  padding-block: 0;
  min-height: 90vh;
  display: flex;
  align-items: stretch;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: inherit;
  align-items: stretch;
  padding-inline: 0;
  max-width: 100%;
}

.hero-content {
  padding: var(--space-6) var(--space-5);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-3);
}

.hero-content .eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-accent);
}

.hero-content h1 { max-width: 14ch; }

.hero-content .hero-desc {
  font-size: clamp(1rem, 1.2vw + 0.5rem, 1.2rem);
  max-width: 40ch;
  line-height: 1.6;
  color: var(--c-muted);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.hero-image {
  position: relative;
  background-color: #C8BBA0;
  overflow: hidden;
}

.hero-image .img-placeholder {
  position: absolute;
  inset: 0;
  background-color: #C8BBA0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-image .img-placeholder::after {
  content: '';
  width: 80px;
  height: 80px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 50%;
}

.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--c-accent);
  color: var(--c-bg);
  border-color: var(--c-accent);
}

.btn-outline {
  background-color: transparent;
  color: var(--c-fg);
  border-color: var(--c-border);
}

.btn-outline-light {
  background-color: transparent;
  color: var(--c-bg);
  border-color: rgba(255,255,255,0.4);
}

.btn-sm {
  font-size: 0.8rem;
  padding: 0.55rem 1.2rem;
}

.img-box {
  background-color: #C8BBA0;
  border-radius: var(--radius-md);
  position: relative;
  overflow: hidden;
}

.img-box::after {
  content: '';
  display: block;
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.img-box-tall { aspect-ratio: 3/4; }
.img-box-wide { aspect-ratio: 16/9; }
.img-box-sq   { aspect-ratio: 1/1; }
.img-box-port { aspect-ratio: 4/5; }

.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  align-items: center;
}

.intro-grid .intro-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.stat-card {
  background-color: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  box-shadow: 0 2px 12px rgba(44,36,22,0.06);
}

.stat-card .stat-num {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 700;
  color: var(--c-accent);
  line-height: 1;
}

.stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--c-muted);
  margin-top: var(--space-1);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.feature-card {
  background-color: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  box-shadow: 0 2px 12px rgba(44,36,22,0.06);
}

.feature-card .feature-icon {
  width: 48px;
  height: 48px;
  background-color: var(--c-accent-lt);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-card .feature-icon svg {
  width: 24px;
  height: 24px;
}

.feature-card h3 { margin-bottom: var(--space-1); }

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  counter-reset: steps;
}

.step-item {
  position: relative;
  padding: var(--space-4);
  background-color: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 12px rgba(44,36,22,0.06);
}

.step-num {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--c-accent-lt);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.product-card {
  background-color: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 20px rgba(44,36,22,0.08);
  overflow: hidden;
}

.product-card .product-img {
  background-color: #C1B699;
  aspect-ratio: 4/3;
  position: relative;
}

.product-card .product-body {
  padding: var(--space-3);
}

.product-card .product-cat {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: var(--space-1);
}

.product-card h3 { margin-bottom: var(--space-1); }

.product-card .product-price {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--c-fg);
  margin-block: var(--space-2);
}

.capabilities-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  align-items: center;
}

.capability-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.capability-item {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: var(--space-2);
  align-items: start;
}

.capability-item .cap-icon {
  width: 3rem;
  height: 3rem;
  background-color: var(--c-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.capability-item .cap-icon svg { width: 20px; height: 20px; color: white; }

.benefits-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  align-items: center;
}

.benefits-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.benefit-row {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--c-border);
}

.benefit-row:last-child { border-bottom: none; }

.benefit-row .ben-num {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--c-accent);
  min-width: 2rem;
  line-height: 1.3;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: var(--space-3);
}

.portfolio-grid .portfolio-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  background-color: #BEB09A;
}

.portfolio-grid .portfolio-item:first-child {
  grid-column: span 2;
  grid-row: span 1;
}

.portfolio-item .port-img {
  aspect-ratio: 16/9;
  background-color: #C1B699;
  width: 100%;
}

.portfolio-item:first-child .port-img {
  aspect-ratio: 21/9;
}

.portfolio-item .port-label {
  padding: var(--space-2) var(--space-3);
  background-color: var(--c-card);
  border-top: 1px solid var(--c-border);
}

.portfolio-item .port-label h4 { font-size: 0.9rem; }
.portfolio-item .port-label p  { font-size: 0.8rem; margin: 0; }

.metrics-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}

.metric-card {
  text-align: center;
  padding: var(--space-4);
  border-right: 1px solid rgba(255,255,255,0.12);
}

.metric-card:last-child { border-right: none; }

.metric-card .metric-num {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--c-accent-lt);
  line-height: 1;
}

.metric-card .metric-label {
  font-size: 0.85rem;
  color: var(--c-accent-lt);
  opacity: 0.8;
  margin-top: var(--space-1);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
}

.testimonial-card {
  background-color: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  box-shadow: 0 2px 12px rgba(44,36,22,0.06);
}

.testimonial-card .quote-mark {
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--c-accent);
  line-height: 0.6;
  margin-bottom: var(--space-2);
}

.testimonial-card .testi-text {
  font-style: italic;
  color: var(--c-fg);
  line-height: 1.6;
  margin-bottom: var(--space-3);
}

.testimonial-card .testi-author {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.testi-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--c-bg-alt);
  flex-shrink: 0;
}

.testi-author .testi-name {
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--c-fg);
}

.testi-author .testi-role {
  font-size: 0.78rem;
  color: var(--c-muted);
}

.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.faq-item {
  background-color: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  box-shadow: 0 2px 12px rgba(44,36,22,0.06);
}

.faq-item h4 {
  margin-bottom: var(--space-2);
  padding-right: var(--space-3);
}

.spotlight-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background-color: var(--c-dark);
  box-shadow: 0 8px 40px rgba(44,36,22,0.18);
}

.spotlight-img {
  background-color: #8A7A5E;
  min-height: 400px;
}

.spotlight-content {
  padding: var(--space-5) var(--space-5);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-3);
}

.spotlight-content h2 { color: var(--c-bg); }
.spotlight-content p  { color: rgba(246,241,231,0.7); }

.contacts-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-5);
  align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: var(--space-4); }

.contact-item {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}

.contact-item .ci-icon {
  width: 48px;
  height: 48px;
  background-color: var(--c-accent-lt);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-item .ci-icon svg { width: 22px; height: 22px; color: var(--c-accent); }
.contact-item strong { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--c-muted); display: block; margin-bottom: 0.2rem; }
.contact-item span { color: var(--c-fg); font-weight: 600; }

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2); }

.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-group label { font-size: 0.82rem; font-weight: 700; color: var(--c-fg); }

.form-group input,
.form-group textarea,
.form-group select {
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--c-fg);
  background-color: var(--c-card);
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius-sm);
  padding: 0.65rem var(--space-2);
  width: 100%;
}

.form-group textarea { resize: vertical; min-height: 130px; }

.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--c-muted); opacity: 0.6; }

.site-footer {
  background-color: var(--c-dark);
  color: var(--c-bg);
  padding-block: var(--space-5);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-4);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .brand-name { color: var(--c-bg); margin-top: var(--space-2); }
.footer-brand p { font-size: 0.85rem; color: rgba(246,241,231,0.6); margin-top: var(--space-2); }

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(246,241,231,0.5);
  margin-bottom: var(--space-2);
}

.footer-col ul { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-col ul li a { font-size: 0.88rem; color: rgba(246,241,231,0.75); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-4);
  gap: var(--space-2);
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(246,241,231,0.45);
  margin: 0;
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-3);
}

.footer-bottom-links a {
  font-size: 0.8rem;
  color: rgba(246,241,231,0.45);
}

.cookie-banner {
  position: fixed;
  bottom: var(--space-3);
  left: var(--space-3);
  right: var(--space-3);
  z-index: var(--z-overlay);
  background-color: var(--c-dark);
  color: var(--c-bg);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  box-shadow: 0 8px 32px rgba(0,0,0,0.25);
  max-width: 900px;
  margin-inline: auto;
}

.cookie-banner p { color: rgba(246,241,231,0.8); font-size: 0.85rem; margin: 0; flex: 1; min-width: 200px; }
.cookie-banner a { color: var(--c-accent-lt); text-decoration: underline; }
.cookie-actions { display: flex; gap: var(--space-2); flex-shrink: 0; }

.cookie-banner.hidden { display: none; }

@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; min-height: auto; }
  .hero-content { padding: var(--space-5) var(--space-4); }
  .hero-image { min-height: 50vw; }

  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: 1fr 1fr; }

  .features-grid { grid-template-columns: 1fr 1fr; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
  .products-grid { grid-template-columns: 1fr 1fr; }
  .capabilities-layout { grid-template-columns: 1fr; }
  .benefits-split { grid-template-columns: 1fr; }
  .metrics-row { grid-template-columns: 1fr 1fr; }
  .testimonials-grid { grid-template-columns: 1fr 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .intro-grid { grid-template-columns: 1fr; }
  .contacts-layout { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .spotlight-inner { grid-template-columns: 1fr; }
  .spotlight-img { min-height: 280px; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .portfolio-grid .portfolio-item:first-child { grid-column: span 2; }
}

@media (max-width: 640px) {
  :root {
    --space-5: 2.5rem;
    --space-6: 4rem;
  }

  .container { padding-inline: var(--space-3); }

  .hero-content { padding: var(--space-4) var(--space-3); }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .features-grid  { grid-template-columns: 1fr; }
  .steps-grid     { grid-template-columns: 1fr; }
  .products-grid  { grid-template-columns: 1fr; }
  .metrics-row    { grid-template-columns: 1fr 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .portfolio-grid .portfolio-item:first-child { grid-column: span 1; }
  .portfolio-item:first-child .port-img { aspect-ratio: 16/9; }
  .form-row { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .metric-card { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); padding: var(--space-3); }
  .metric-card:last-child { border-bottom: none; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { text-align: center; }
  .cookie-banner { bottom: 0; left: 0; right: 0; border-radius: var(--radius-md) var(--radius-md) 0 0; }
  .spotlight-inner { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible, [tabindex]:focus-visible { outline: 2px solid currentColor; outline-offset: 2px; }

.product-card img,
.portfolio-item img,
.spotlight-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}