:root {
  --bg: #FBFBF9;
  --surface: #FFFFFF;
  --surface-alt: #F4F3EE;
  --text: #1B1A17;
  --text-muted: #636058;
  --border: #E2DDD4;
  --accent: #B84A28;
  --accent-hover: #96381C;
  --font-sans: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  --max-w: 1180px;
  --radius: 8px;
  --transition: all 0.2s ease-in-out;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: 20px;
  background: var(--accent);
  color: #fff;
  padding: 8px 16px;
  z-index: 1000;
  text-decoration: none;
  border-radius: 4px;
  transition: top 0.2s;
}
.skip-link:focus {
  top: 10px;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--accent);
}

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Nav */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-dot {
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text-muted);
}
.nav-link:hover, .nav-link.active {
  color: var(--text);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  font-size: 24px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background: var(--accent);
  color: #FFFFFF;
}
.btn-primary:hover {
  background: var(--accent-hover);
  color: #FFFFFF;
}

.btn-outline {
  border-color: var(--border);
  background: transparent;
  color: var(--text);
}
.btn-outline:hover {
  border-color: var(--text);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

/* Hero Section */
.hero {
  padding: 80px 0 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.hero-title {
  font-size: clamp(32px, 4vw, 44px);
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.hero-lead {
  font-size: 17px;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-features {
  display: flex;
  gap: 32px;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.feature-item {
  font-size: 14px;
}
.feature-item strong {
  display: block;
  font-size: 18px;
  color: var(--text);
}

/* Sections */
.section {
  padding: 80px 0;
}

.section-alt {
  background: var(--surface-alt);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section-title {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-lead {
  color: var(--text-muted);
  font-size: 16px;
}

/* Grid & Cards */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
}

.card-highlight {
  border-color: var(--accent);
  position: relative;
  box-shadow: 0 8px 24px rgba(184, 74, 40, 0.08);
}

.badge {
  position: absolute;
  top: -12px;
  right: 24px;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
}

.card-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

.card-price {
  font-size: 36px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 8px;
}
.card-price span {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
}

.card-note {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.card-list {
  list-style: none;
  margin-bottom: 32px;
  flex-grow: 1;
}

.card-list li {
  font-size: 14px;
  padding: 6px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
}
.card-list li::before {
  content: "✔";
  color: var(--accent);
  font-size: 12px;
}

/* FAQ Details */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.faq-item summary {
  padding: 20px 24px;
  font-weight: 700;
  font-size: 17px;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary::after {
  content: "+";
  font-size: 20px;
  font-weight: 400;
  color: var(--accent);
}
.faq-item[open] summary::after {
  content: "−";
}

.faq-content {
  padding: 0 24px 20px;
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* Contact Info & Forms */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.info-item {
  margin-bottom: 24px;
}
.info-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 4px;
}
.info-val {
  font-size: 17px;
  font-weight: 500;
}

/* Footer */
.site-footer {
  background: var(--text);
  color: #FFFFFF;
  padding: 64px 0 32px;
  margin-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 12px;
}
.footer-brand p {
  color: #A3A19C;
  font-size: 14px;
  max-width: 360px;
}

.footer-col h4 {
  font-size: 15px;
  margin-bottom: 16px;
  color: #E2DDD4;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  color: #A3A19C;
  font-size: 14px;
}
.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid #33322E;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: #A3A19C;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 16px rgba(0,0,0,0.06);
  padding: 16px 24px;
  z-index: 9999;
}
.cookie-banner.hidden {
  display: none;
}
.cookie-content {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.cookie-text {
  font-size: 13px;
  color: var(--text-muted);
}
.cookie-text a {
  text-decoration: underline;
}
.cookie-actions {
  display: flex;
  gap: 12px;
  flex-shrink: 0;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid, .grid-3, .grid-2, .contact-grid, .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .main-nav {
    display: none;
  }
  .main-nav.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 24px;
    gap: 16px;
    box-shadow: 0 8px 16px rgba(0,0,0,0.05);
  }
  .mobile-toggle {
    display: block;
  }
  .cookie-content {
    flex-direction: column;
    align-items: flex-start;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}