:root {
  --c-bg: #FAF6F0;
  --c-fg: #2C1A0E;
  --c-muted: #B8A89A;
  --c-accent: #C94A0A;
  
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2rem;
  --space-5: 3rem;
  --space-6: 4rem;
  
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  
  --font-display: 'Noto Serif JP', serif;
  --font-body: 'Noto Sans JP', sans-serif;
  
  --bp-mobile: 0;
  --bp-tablet: 641px;
  --bp-desktop: 1025px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  background-color: var(--c-bg);
}

body {
  font-family: var(--font-body);
  color: var(--c-fg);
  background-color: var(--c-bg);
  line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  line-height: 1.3;
  font-weight: 600;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); margin-bottom: var(--space-3); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); margin-bottom: var(--space-3); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); margin-bottom: var(--space-2); }
h4 { font-size: clamp(1rem, 2vw, 1.25rem); margin-bottom: var(--space-2); }

p { margin-bottom: var(--space-2); font-size: clamp(0.95rem, 1.5vw, 1.1rem); line-height: 1.6; }
a { color: var(--c-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background-color: var(--c-bg);
  border-bottom: 1px solid var(--c-muted);
  z-index: 100;
}

.logo {
  width: 2.5rem;
  height: 2.5rem;
  flex-shrink: 0;
}

.logo svg {
  display: block;
  width: 100%;
  height: 100%;
}

.brand {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 700;
  color: var(--c-fg);
}

main {
  width: 100%;
}

.section {
  padding: var(--space-6) var(--space-4);
}

.section-inner {
  max-width: 1200px;
  margin-inline: auto;
}

.section-heading {
  text-align: center;
  margin-bottom: var(--space-4);
}

.section-heading h2 {
  margin-bottom: var(--space-2);
}

.section-lead {
  text-align: center;
  margin-inline: auto;
  max-width: 600px;
  margin-bottom: var(--space-4);
  color: var(--c-muted);
}

.section:nth-child(odd) {
  background-color: var(--c-bg);
}

.section:nth-child(even) {
  background-color: #EFE8E0;
}

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

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

@media (min-width: 1025px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
}

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

@media (min-width: 641px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1025px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

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

@media (min-width: 641px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1025px) {
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  align-items: center;
}

@media (min-width: 1025px) {
  .split { grid-template-columns: 1fr 1fr; }
}

.card {
  background-color: var(--c-bg);
  border: 1px solid var(--c-muted);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  display: flex;
  flex-direction: column;
}

.section:nth-child(even) .card {
  background-color: white;
}

.card-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-3);
}

.card-icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.card h3 {
  margin-bottom: var(--space-2);
}

.card p {
  color: var(--c-muted);
  flex-grow: 1;
}

.product-card {
  background-color: var(--c-bg);
  border: 1px solid var(--c-muted);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  display: flex;
  flex-direction: column;
}

.section:nth-child(even) .product-card {
  background-color: white;
}

.product-image {
  width: 100%;
  aspect-ratio: 1;
  background-color: #E5DDD3;
  object-fit: cover;
  display: block;
}

.product-info {
  padding: var(--space-4);
}

.product-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
}

.product-desc {
  font-size: 0.95rem;
  color: var(--c-muted);
  margin-bottom: var(--space-3);
  line-height: 1.5;
}

.product-price {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-accent);
  margin-bottom: var(--space-3);
}

.btn {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  background-color: var(--c-accent);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  transition: opacity 0.2s;
}

.btn:hover {
  opacity: 0.85;
}

.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 1025px) {
  .steps { grid-template-columns: repeat(4, 1fr); }
}

.step {
  text-align: center;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background-color: var(--c-accent);
  color: white;
  border-radius: 50%;
  font-weight: 700;
  margin-bottom: var(--space-2);
  font-family: var(--font-display);
}

.step h3 {
  margin-bottom: var(--space-2);
}

.step p {
  color: var(--c-muted);
}

.img-placeholder {
  width: 100%;
  aspect-ratio: 16 / 9;
  background-color: #E5DDD3;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-muted);
  font-size: 0.9rem;
}

.contact-form {
  max-width: 500px;
  margin-inline: auto;
}

.form-group {
  margin-bottom: var(--space-3);
  display: flex;
  flex-direction: column;
}

.form-group label {
  margin-bottom: var(--space-1);
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  padding: var(--space-2);
  border: 1px solid var(--c-muted);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--c-fg);
  background-color: white;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

footer {
  background-color: #2C1A0E;
  color: var(--c-bg);
  padding: var(--space-6) var(--space-4);
}

.footer-inner {
  max-width: 1200px;
  margin-inline: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

@media (min-width: 641px) {
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1025px) {
  .footer-grid { grid-template-columns: repeat(3, 1fr); }
}

.footer-section h4 {
  color: var(--c-bg);
  margin-bottom: var(--space-2);
}

.footer-section p,
.footer-section a {
  color: var(--c-muted);
  font-size: 0.9rem;
  margin-bottom: var(--space-1);
}

.footer-section a {
  color: var(--c-accent);
  display: inline-block;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-4);
  text-align: center;
  color: var(--c-muted);
  font-size: 0.85rem;
}

.faq-item {
  margin-bottom: var(--space-3);
}

.faq-toggle {
  width: 100%;
  background-color: var(--c-bg);
  border: 1px solid var(--c-muted);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  font-family: var(--font-body);
  font-size: 1rem;
  cursor: pointer;
  text-align: left;
  color: var(--c-fg);
}

.section:nth-child(even) .faq-toggle {
  background-color: white;
}

.faq-toggle:hover {
  background-color: #EFE8E0;
}

.section:nth-child(even) .faq-toggle:hover {
  background-color: #F5F5F5;
}

.faq-answer {
  display: none;
  padding: var(--space-3);
  background-color: #EFE8E0;
  border-left: 2px solid var(--c-accent);
  margin-top: var(--space-1);
}

.section:nth-child(even) .faq-answer {
  background-color: #F5F5F5;
}

.faq-answer.active {
  display: block;
}

@media (max-width: 640px) {
  .section {
    padding: var(--space-4) var(--space-2);
  }
  
  header {
    padding: var(--space-3) var(--space-2);
  }
  
  .split {
    grid-template-columns: 1fr;
  }
}

.text-balance {
  text-wrap: balance;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: var(--c-bg);
  border-top: 1px solid var(--c-muted);
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.08);
  padding: var(--space-4);
  display: none;
}

.cookie-banner.active {
  display: block;
}

.cookie-banner-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  justify-content: space-between;
}

.cookie-banner-text {
  flex: 1;
  min-width: 250px;
  font-size: clamp(0.875rem, 1vw, 1rem);
  line-height: 1.5;
  color: var(--c-fg);
}

.cookie-banner-text a {
  color: var(--c-accent);
  text-decoration: none;
  font-weight: 500;
}

.cookie-banner-text a:hover {
  text-decoration: underline;
}

.cookie-banner-buttons {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
}

.cookie-btn {
  padding: var(--space-2) var(--space-3);
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 500;
  white-space: nowrap;
}

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

.cookie-btn-primary:hover {
  opacity: 0.9;
}

.cookie-btn-secondary {
  background-color: var(--c-muted);
  color: var(--c-fg);
  border: 1px solid var(--c-fg);
}

.cookie-btn-secondary:hover {
  background-color: transparent;
}

.cookie-btn-text {
  background: none;
  border: none;
  color: var(--c-accent);
  cursor: pointer;
  font-size: 0.875rem;
  padding: var(--space-2) 0;
  text-decoration: none;
}

.cookie-btn-text:hover {
  text-decoration: underline;
}

.cookie-settings {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1001;
  align-items: center;
  justify-content: center;
}

.cookie-settings.active {
  display: flex;
}

.cookie-settings-modal {
  background-color: var(--c-bg);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.cookie-settings-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-fg);
  margin-bottom: var(--space-4);
}

.cookie-category {
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--c-muted);
}

.cookie-category:last-child {
  border-bottom: none;
}

.cookie-category-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}

.cookie-category-input {
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--c-accent);
}

.cookie-category-label {
  font-weight: 600;
  color: var(--c-fg);
  cursor: pointer;
  flex: 1;
}

.cookie-category-desc {
  font-size: 0.875rem;
  color: var(--c-muted);
  line-height: 1.5;
}

.cookie-settings-buttons {
  display: flex;
  gap: var(--space-3);
  justify-content: flex-end;
  margin-top: var(--space-6);
}

@media (max-width: 640px) {
  .cookie-banner-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .cookie-banner-buttons {
    width: 100%;
    flex-direction: column;
  }

  .cookie-btn,
  .cookie-btn-primary,
  .cookie-btn-secondary {
    width: 100%;
    text-align: center;
  }

  .cookie-settings-modal {
    padding: var(--space-4);
  }

  .cookie-settings-buttons {
    flex-direction: column;
  }

  .cookie-settings-buttons .cookie-btn {
    width: 100%;
  }
}

.footer-section { padding: 80px 0; }

.cookie-btn-primary { color: #ffffff !important; }
.cookie-btn-text { color: #111111 !important; }
.cookie-category-desc { color: #111111 !important; }

@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 {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}