:root {
  --toki-blue: #2563EB;
  --toki-blue-dark: #1E40AF;
  --toki-blue-pale: #EFF6FF;
  --accent-blue: #60A5FA;
  --node-green: #16A34A;
  --node-green-pale: #F0FDF4;
  --bg-white: #FFFFFF;
  --bg-off: #F8FAFC;
  --text-primary: #1E293B;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --border: #E2E8F0;
  --font-display: 'Hiragino Mincho ProN', 'Yu Mincho', serif;
  --font-body: 'Hiragino Kaku Gothic ProN', 'Yu Gothic', 'Meiryo', sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Menlo', monospace;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-body); font-weight: 400; background: var(--bg-white); color: var(--text-primary); line-height: 1.9; font-size: 16px; }

/* ── Nav ── */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(255,255,255,0.95); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); padding: 0.6rem 1.5rem; display: flex; align-items: center; justify-content: space-between; }
.nav-logo { font-family: var(--font-display); font-size: 0.95rem; font-weight: 700; color: var(--text-primary); text-decoration: none; display: flex; align-items: center; gap: 0.5rem; }
.nav-logo .dot { display: inline-block; width: 8px; height: 8px; background: var(--node-green); border-radius: 50%; animation: pulse 2s ease-in-out infinite; }
.nav-links { display: flex; align-items: center; gap: 1.5rem; }
.nav-links a { font-size: 0.85rem; color: var(--text-secondary); text-decoration: none; }
.nav-links a:hover { color: var(--toki-blue); }
.nav-links .btn-nav { background: var(--toki-blue); color: #fff; padding: 0.4rem 1rem; border-radius: 6px; font-size: 0.85rem; }
.nav-links .btn-nav:hover { background: var(--toki-blue-dark); color: #fff; }

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

/* ── Hero ── */
.hero { padding: 8rem 1.5rem 5rem; text-align: center; background: linear-gradient(180deg, var(--toki-blue-pale) 0%, var(--bg-white) 100%); }
.hero-eyebrow { font-size: 0.7rem; letter-spacing: 0.2em; color: var(--node-green); font-weight: 600; margin-bottom: 1.5rem; }
.hero h1 { font-family: var(--font-display); font-size: clamp(2rem, 5vw, 3rem); font-weight: 700; line-height: 1.4; margin-bottom: 1.5rem; }
.hero h1 span { color: var(--toki-blue); }
.hero-sub { font-size: 1.05rem; color: var(--text-secondary); max-width: 560px; margin: 0 auto 2.5rem; line-height: 1.9; }
.hero-price { font-family: var(--font-display); font-size: 2.2rem; font-weight: 700; color: var(--text-primary); margin-bottom: 0.5rem; }
.hero-price small { font-size: 1rem; color: var(--text-muted); font-weight: 400; }
.hero-price-note { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 2rem; }
.btn-primary { display: inline-block; background: var(--toki-blue); color: #fff; padding: 0.9rem 2.5rem; border-radius: 8px; font-size: 1rem; font-weight: 600; text-decoration: none; transition: background 0.2s; }
.btn-primary:hover { background: var(--toki-blue-dark); }
.btn-secondary { display: inline-block; color: var(--toki-blue); padding: 0.9rem 1.5rem; font-size: 0.9rem; text-decoration: none; }
.btn-secondary:hover { text-decoration: underline; }

/* ── Sections ── */
.section { padding: 4rem 1.5rem; }
.section.bg-off { background: var(--bg-off); }
.section-inner { max-width: 800px; margin: 0 auto; }
.section-label { font-size: 0.7rem; letter-spacing: 0.18em; color: var(--toki-blue); font-weight: 600; margin-bottom: 0.75rem; }
.section-title { font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; margin-bottom: 1rem; line-height: 1.5; }
.section-lead { font-size: 0.95rem; color: var(--text-secondary); line-height: 2; margin-bottom: 2.5rem; max-width: 640px; }

/* ── What's included ── */
.included-box { background: var(--node-green-pale); border: 1px solid rgba(22,163,74,0.2); border-radius: 12px; padding: 2rem; margin-bottom: 2rem; }
.included-box h3 { font-family: var(--font-display); font-size: 1.1rem; font-weight: 600; margin-bottom: 1.25rem; color: var(--node-green); }
.included-list { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; }
.included-list li { display: flex; align-items: flex-start; gap: 0.75rem; font-size: 0.95rem; }
.included-list li::before { content: '✓'; color: var(--node-green); font-weight: 700; flex-shrink: 0; margin-top: 0.1rem; }

/* ── Vision ── */
.vision-blocks { display: grid; grid-template-columns: 1fr; gap: 1.25rem; margin-top: 2rem; }
@media (min-width: 640px) { .vision-blocks { grid-template-columns: repeat(3, 1fr); } }
.vision-block { padding: 1.5rem; background: var(--toki-blue-pale); border-radius: 10px; border-left: 3px solid var(--toki-blue); }
.vision-block h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.6rem; }
.vision-block p { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.8; margin: 0; }

/* ── Pain List ── */
.pain-list { display: flex; flex-direction: column; gap: 1.25rem; margin-top: 2rem; }
.pain-item { display: flex; gap: 1.25rem; align-items: flex-start; background: var(--bg-white); border: 1px solid var(--border); border-radius: 10px; padding: 1.25rem 1.5rem; }
.pain-icon { font-size: 1.6rem; flex-shrink: 0; margin-top: 0.1rem; }
.pain-body h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.3rem; }
.pain-body p { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.75; margin: 0; }

/* ── Steps ── */
.steps { display: flex; flex-direction: column; gap: 1.5rem; margin-top: 2rem; }
.step { display: flex; gap: 1.25rem; align-items: flex-start; }
.step-num { flex-shrink: 0; width: 36px; height: 36px; background: var(--toki-blue); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.85rem; font-weight: 700; margin-top: 0.15rem; }
.step-body h4 { font-weight: 600; margin-bottom: 0.3rem; }
.step-body p { font-size: 0.9rem; color: var(--text-secondary); }

/* ── Parts list ── */
.parts-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; margin-top: 1.5rem; }
.parts-table th { text-align: left; padding: 0.6rem 0.75rem; font-size: 0.75rem; letter-spacing: 0.08em; color: var(--text-muted); border-bottom: 2px solid var(--border); font-weight: 600; }
.parts-table td { padding: 0.75rem; border-bottom: 1px solid var(--border); vertical-align: top; }
.parts-table tr:last-child td { border-bottom: none; }
.parts-table .part-name { font-weight: 500; }
.parts-table .part-note { font-size: 0.8rem; color: var(--text-muted); margin-top: 0.2rem; }
.parts-table .part-price { white-space: nowrap; color: var(--text-secondary); }
.parts-required { display: inline-block; font-size: 0.65rem; background: var(--toki-blue-pale); color: var(--toki-blue); padding: 0.15rem 0.4rem; border-radius: 3px; font-weight: 600; letter-spacing: 0.05em; vertical-align: middle; margin-left: 0.4rem; }
.parts-optional { display: inline-block; font-size: 0.65rem; background: var(--bg-off); color: var(--text-muted); padding: 0.15rem 0.4rem; border-radius: 3px; font-weight: 600; letter-spacing: 0.05em; vertical-align: middle; margin-left: 0.4rem; border: 1px solid var(--border); }
.parts-optional { display: inline-block; font-size: 0.65rem; background: #F1F5F9; color: var(--text-muted); padding: 0.15rem 0.4rem; border-radius: 3px; font-weight: 600; letter-spacing: 0.05em; vertical-align: middle; margin-left: 0.4rem; }

/* ── FAQ ── */
.faq { display: flex; flex-direction: column; gap: 1.5rem; margin-top: 2rem; }
.faq-item {}
.faq-q { font-weight: 600; margin-bottom: 0.4rem; }
.faq-a { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.9; }

/* ── CTA ── */
.cta { padding: 5rem 1.5rem; text-align: center; background: var(--toki-blue-pale); }
.cta-inner { max-width: 560px; margin: 0 auto; }
.cta h2 { font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; margin-bottom: 1rem; }
.cta p { color: var(--text-secondary); margin-bottom: 2rem; }
.cta .hero-price { margin-bottom: 0.25rem; }

/* ── Footer ── */
.footer { padding: 2.5rem 1.5rem; border-top: 1px solid var(--border); }
.footer-inner { max-width: 800px; margin: 0 auto; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem; }
.footer-brand { font-family: var(--font-display); font-size: 0.9rem; font-weight: 600; }
.footer-links { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.footer-links a { font-size: 0.8rem; color: var(--text-muted); text-decoration: none; }
.footer-links a:hover { color: var(--toki-blue); }
.footer-copy { width: 100%; text-align: center; font-size: 0.75rem; color: var(--text-muted); margin-top: 1rem; padding-top: 1rem; border-top: 1px solid var(--border); }

/* ── Legal pages ── */
.legal-container { max-width: 680px; margin: 0 auto; padding: 7rem 1.5rem 4rem; }
.legal-container h1 { font-family: var(--font-display); font-size: 1.6rem; font-weight: 700; margin-bottom: 2rem; padding-bottom: 1rem; border-bottom: 1px solid var(--border); }
.legal-container h2 { font-family: var(--font-display); font-size: 1.1rem; font-weight: 600; margin: 2.5rem 0 0.75rem; }
.legal-container p { font-size: 0.9rem; color: var(--text-secondary); line-height: 2; margin-bottom: 1rem; }
.legal-container ul { padding-left: 1.5rem; font-size: 0.9rem; color: var(--text-secondary); line-height: 2; margin-bottom: 1rem; }
.legal-container table { width: 100%; border-collapse: collapse; font-size: 0.875rem; margin-bottom: 1rem; }
.legal-container table th { text-align: left; padding: 0.6rem 0.75rem; background: var(--bg-off); border: 1px solid var(--border); font-weight: 600; width: 35%; }
.legal-container table td { padding: 0.6rem 0.75rem; border: 1px solid var(--border); color: var(--text-secondary); }
.legal-date { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 2.5rem; }

@media (max-width: 640px) {
  .nav-links .nav-link-hide { display: none; }
  .hero { padding: 6rem 1.2rem 3.5rem; }
  .section { padding: 3rem 1.2rem; }
  .parts-table .part-price { display: none; }
}