:root {
  --bg-primary: #FAF9F6;
  --bg-surface: #FFFFFF;
  --bg-subtle: #F2EFE9;
  --text-main: #141517;
  --text-muted: #5C5E66;
  --accent: #C45A34;
  --accent-hover: #A84724;
  --accent-soft: rgba(196, 90, 52, 0.08);
  --border-color: #E2DED6;
  --border-dark: #2A2C30;
  --dark-surface: #151719;
  --dark-text: #F3F3F3;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --font-base: -apple-system, BlinkMacSystemFont, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, "Segoe UI", sans-serif;
  --font-heading: "Hiragino Mincho ProN", "Yu Mincho", serif, -apple-system, sans-serif;
  --max-w: 1180px;
  --transition: all 0.24s ease-in-out;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-base);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  word-break: break-word;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 1rem;
  background: var(--accent);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 1000;
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

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

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

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header & Nav */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(250, 249, 246, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  z-index: 100;
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.brand-badge {
  font-size: 0.6875rem;
  background: var(--accent);
  color: #fff;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  letter-spacing: 0.02em;
}

.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-muted);
}

.nav-link:hover, .nav-link.active {
  color: var(--accent);
}

.nav-cta {
  background: var(--accent);
  color: #ffffff !important;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
}

.nav-cta:hover {
  background: var(--accent-hover);
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-color);
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-main);
  margin: 4px 0;
  transition: var(--transition);
}

/* Hero Section */
.hero {
  padding: 5rem 0 4rem;
  border-bottom: 1px solid var(--border-color);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--accent-soft);
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  margin-bottom: 1.25rem;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3.125rem);
  line-height: 1.28;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 1.5rem;
}

.hero-desc {
  font-size: 1.0625rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9375rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  border: 1px solid transparent;
}

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

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-main);
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.9375rem;
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-subtle);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.metric-item .val {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
}

.metric-item .label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

.hero-visual {
  background: var(--dark-surface);
  border-radius: var(--radius-lg);
  padding: 2rem;
  color: var(--dark-text);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  position: relative;
  overflow: hidden;
}

/* Section styling */
.section {
  padding: 5rem 0;
  border-bottom: 1px solid var(--border-color);
}

.section-dark {
  background: var(--dark-surface);
  color: var(--dark-text);
  border-bottom: 1px solid var(--border-dark);
}

.section-dark .section-desc {
  color: #A0A4AE;
}

.section-header {
  max-width: 680px;
  margin-bottom: 3.5rem;
}

.section-eyebrow {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1.35;
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.8;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--accent);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.card-desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.card-specs {
  list-style: none;
  border-top: 1px solid var(--border-color);
  padding-top: 1.25rem;
  margin-top: auto;
}

.card-specs li {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-specs li::before {
  content: "•";
  color: var(--accent);
}

/* Pricing Section */
.price-showcase {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 3rem;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: center;
}

.price-main {
  border-right: 1px solid var(--border-color);
  padding-right: 3rem;
}

.price-tag {
  font-size: clamp(2.5rem, 5vw, 3.75rem);
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.1;
  margin: 1rem 0 0.5rem;
}

.price-unit {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 400;
}

.price-note {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.step-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2rem;
  position: relative;
}

.step-num {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.4;
  margin-bottom: 0.5rem;
  line-height: 1;
}

.step-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* FAQ Details */
.faq-list {
  max-width: 800px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

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

.faq-question {
  padding: 1.25rem 1.5rem;
  font-size: 1.0625rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  user-select: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--accent);
  transition: transform 0.2s;
}

.faq-item[open] .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 1.5rem 1.5rem;
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.8;
  border-top: 1px solid var(--bg-subtle);
  padding-top: 1rem;
}

/* Contact Module */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
}

.contact-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2.25rem;
}

.contact-entry {
  margin-bottom: 1.75rem;
}

.contact-entry .label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.contact-entry .val {
  font-size: 1.0625rem;
  font-weight: 500;
}

.contact-entry a.val:hover {
  color: var(--accent);
  text-decoration: underline;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.form-input, .form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  font-family: inherit;
  font-size: 0.9375rem;
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent);
}

/* Footer */
.site-footer {
  background: var(--dark-surface);
  color: #A0A4AE;
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--border-dark);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border-dark);
}

.footer-logo {
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.9375rem;
  margin-bottom: 1.25rem;
  font-weight: 600;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  font-size: 0.875rem;
  color: #A0A4AE;
}

.footer-links a:hover {
  color: #fff;
}

.footer-bottom {
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  max-width: 420px;
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
  z-index: 9999;
  display: none;
}

.cookie-text {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.cookie-actions {
  display: flex;
  gap: 0.75rem;
}

.btn-cookie-accept {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
}

.btn-cookie-decline {
  background: var(--bg-subtle);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
}

/* Responsive */
@media (max-width: 900px) {
  .hero-grid, .price-showcase, .contact-grid, .footer-top {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .price-main {
    border-right: none;
    padding-right: 0;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    background: var(--bg-primary);
    flex-direction: column;
    padding: 2rem;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    display: none;
  }
  .nav-menu.open {
    display: flex;
  }
  .menu-toggle {
    display: block;
  }
  .hero-metrics {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}