:root {
  --color-bg: #fbf7f1;
  --color-surface: #ffffff;
  --color-surface-sunken: #f4ede2;
  --color-text: #2a1f15;
  --color-text-secondary: #6b5a47;
  --color-text-tertiary: #99876e;
  --color-accent: #2da44e;
  --color-accent-strong: #1f7a3a;
  --color-border: #e5dcca;
  --color-coffee: #6f4e37;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5rem;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --shadow-soft: 0 1px 2px rgba(42, 31, 21, 0.04), 0 8px 24px rgba(42, 31, 21, 0.06);
  --font-sans: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Segoe UI", Roboto, sans-serif;
  --font-display: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", Georgia, serif;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--color-accent-strong);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 150ms ease, color 150ms ease;
}

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

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--wide {
  max-width: 960px;
}

header.site-header {
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: saturate(180%) blur(8px);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-text);
}

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-strong) 100%);
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 1.2rem;
  box-shadow: var(--shadow-soft);
}

.site-nav {
  display: flex;
  gap: var(--space-md);
  font-size: 0.95rem;
}

.site-nav a {
  color: var(--color-text-secondary);
  border-bottom: none;
}

.site-nav a:hover {
  color: var(--color-accent-strong);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero {
  padding: var(--space-2xl) 0 var(--space-xl);
  text-align: center;
}

.hero-eyebrow {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--color-surface-sunken);
  color: var(--color-coffee);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw + 1rem, 3.5rem);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 0 0 var(--space-md);
  color: var(--color-text);
}

.hero p.lead {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  max-width: 540px;
  margin: 0 auto var(--space-lg);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  background: var(--color-accent);
  color: #fff;
  cursor: pointer;
  transition: transform 150ms ease, background 150ms ease;
  border-bottom: none;
}

.btn:hover {
  background: var(--color-accent-strong);
  transform: translateY(-1px);
}

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

.btn--ghost:hover {
  background: var(--color-surface);
}

.section {
  padding: var(--space-xl) 0;
}

.section h2 {
  font-family: var(--font-display);
  font-size: 1.7rem;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-md);
}

.section h3 {
  font-size: 1.1rem;
  margin: var(--space-lg) 0 var(--space-sm);
  color: var(--color-text);
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-md);
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-soft);
}

.card-icon {
  font-size: 1.4rem;
  margin-bottom: var(--space-xs);
}

.card h3 {
  margin: 0 0 6px;
  font-size: 1.05rem;
}

.card p {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

.faq {
  display: grid;
  gap: var(--space-sm);
}

.faq details {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
  padding: 8px 0;
  color: var(--color-text);
}

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

.faq summary::before {
  content: "›";
  display: inline-block;
  margin-right: 10px;
  color: var(--color-accent);
  font-weight: 700;
  transition: transform 200ms ease;
}

.faq details[open] summary::before {
  transform: rotate(90deg);
}

.faq details p {
  color: var(--color-text-secondary);
  margin: 0 0 8px 22px;
}

.contact-card {
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-surface-sunken) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  text-align: center;
}

.contact-card h2 {
  margin-top: 0;
}

.email {
  font-family: ui-monospace, SF Mono, Menlo, monospace;
  font-size: 1.05rem;
  background: rgba(45, 164, 78, 0.08);
  color: var(--color-accent-strong);
  padding: 8px 16px;
  border-radius: 8px;
  display: inline-block;
  margin-top: var(--space-sm);
}

.legal-doc {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin: var(--space-lg) 0;
}

.legal-doc h1 {
  font-family: var(--font-display);
  margin-top: 0;
  font-size: 2rem;
}

.legal-doc .effective {
  color: var(--color-text-tertiary);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

.legal-doc h2 {
  font-size: 1.15rem;
  margin: var(--space-lg) 0 var(--space-xs);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-border);
}

.legal-doc h2:first-of-type {
  border-top: none;
  padding-top: 0;
}

.legal-doc p,
.legal-doc li {
  color: var(--color-text);
  font-size: 0.96rem;
}

.legal-doc ul {
  padding-left: 1.2rem;
}

footer.site-footer {
  margin-top: var(--space-2xl);
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-tertiary);
  font-size: 0.88rem;
  text-align: center;
}

footer.site-footer a {
  color: var(--color-text-secondary);
  margin: 0 8px;
  border-bottom: none;
}

footer.site-footer a:hover {
  color: var(--color-accent-strong);
}