:root {
  --navy: #102A43;
  --navy-light: #1D3D5C;
  --navy-soft: #34506B;
  --accent: #E8792B;
  --accent-dark: #C4621E;
  --bg: #F7F8FA;
  --bg-alt: #EEF1F5;
  --white: #FFFFFF;
  --text: #1F2933;
  --text-muted: #52606D;
  --border: #E4E7EB;
  --radius: 12px;
  --shadow: 0 4px 16px rgba(16, 42, 67, 0.08);
  --font-jp: "Noto Sans JP", "Inter", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-jp);
  color: var(--text);
  background: var(--bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-weight: 700; color: var(--navy); margin: 0; }

a { color: inherit; text-decoration: none; }

ul, ol { margin: 0; padding: 0; list-style: none; }

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 6px 18px rgba(232, 121, 43, 0.35);
}
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  border-color: var(--navy);
  color: var(--navy);
}
.btn-outline:hover { background: var(--navy); color: #fff; }
.btn-small { padding: 10px 20px; font-size: 0.85rem; }
.btn-large { padding: 16px 34px; font-size: 1rem; }
.btn-block { display: flex; width: 100%; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247, 248, 250, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
  position: relative;
}
.logo { flex-shrink: 0; display: flex; align-items: center; }
.main-nav {
  display: flex;
  gap: 24px;
  margin-left: 16px;
  flex: 1;
}
.main-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
}
.main-nav a:hover { color: var(--navy); }
.header-cta { flex-shrink: 0; }
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
  margin-left: 8px;
}
.nav-toggle span {
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
}

/* Hero */
.hero {
  padding: 96px 0 72px;
  background:
    radial-gradient(1200px 480px at 85% -10%, rgba(232,121,43,0.12), transparent 60%),
    linear-gradient(180deg, #0C2338 0%, var(--navy) 55%, var(--navy-light) 100%);
  color: #fff;
  text-align: center;
}
.hero-inner { max-width: 820px; }
.eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #FDBA8C;
  background: rgba(232, 121, 43, 0.15);
  border: 1px solid rgba(232, 121, 43, 0.35);
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 24px;
}
.hero h1 {
  color: #fff;
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.45;
  margin-bottom: 24px;
}
.hero-lead {
  font-size: 1.05rem;
  color: #D9E2EC;
  max-width: 680px;
  margin: 0 auto 36px;
}
.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.hero .btn-outline { border-color: #fff; color: #fff; }
.hero .btn-outline:hover { background: #fff; color: var(--navy); }
.hero-badges {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-badges li {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.16);
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 0.85rem;
  color: #D9E2EC;
}
.hero-badges strong {
  display: block;
  font-size: 0.72rem;
  color: #9FB3C8;
  font-weight: 500;
  margin-bottom: 2px;
}

/* Section generic */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); }
.section-eyebrow {
  text-align: center;
  color: var(--accent-dark);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}
.section-title {
  text-align: center;
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  margin-bottom: 48px;
}
.section-note {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin: -28px 0 40px;
}

/* Grid & cards */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
}
.problem-card { display: flex; flex-direction: column; gap: 16px; }
.problem-card p { margin: 0; font-weight: 500; color: var(--text); }

.icon-badge {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: rgba(232, 121, 43, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
}
.icon-badge::before {
  content: "";
  width: 24px;
  height: 24px;
  background-color: var(--accent-dark);
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
}
.icon-badge[data-icon="excel"]::before { -webkit-mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><rect x="3" y="4" width="18" height="16" rx="2"/><path d="M3 9h18M9 4v16"/></svg>'); mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><rect x="3" y="4" width="18" height="16" rx="2"/><path d="M3 9h18M9 4v16"/></svg>'); }
.icon-badge[data-icon="alert"]::before { -webkit-mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><circle cx="12" cy="12" r="9"/><path d="M12 8v5M12 16h.01"/></svg>'); mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><circle cx="12" cy="12" r="9"/><path d="M12 8v5M12 16h.01"/></svg>'); }
.icon-badge[data-icon="gap"]::before { -webkit-mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><path d="M4 19V9M12 19V5M20 19v-6"/></svg>'); mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><path d="M4 19V9M12 19V5M20 19v-6"/></svg>'); }
.icon-badge[data-icon="truck"]::before { -webkit-mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><rect x="1" y="7" width="13" height="10" rx="1"/><path d="M14 10h4l3 3v4h-7z"/><circle cx="6" cy="19" r="1.6"/><circle cx="17.5" cy="19" r="1.6"/></svg>'); mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><rect x="1" y="7" width="13" height="10" rx="1"/><path d="M14 10h4l3 3v4h-7z"/><circle cx="6" cy="19" r="1.6"/><circle cx="17.5" cy="19" r="1.6"/></svg>'); }
.icon-badge[data-icon="warning"]::before { -webkit-mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><path d="M12 3l10 18H2z"/><path d="M12 10v4M12 17h.01"/></svg>'); mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><path d="M12 3l10 18H2z"/><path d="M12 10v4M12 17h.01"/></svg>'); }
.icon-badge[data-icon="people"]::before { -webkit-mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><circle cx="8" cy="8" r="3"/><circle cx="17" cy="9" r="2.5"/><path d="M2 20c0-3.3 2.7-5 6-5s6 1.7 6 5M14.5 20c0-2.6 2-4.2 4.5-4.2s4.5 1.6 4.5 4.2"/></svg>'); mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><circle cx="8" cy="8" r="3"/><circle cx="17" cy="9" r="2.5"/><path d="M2 20c0-3.3 2.7-5 6-5s6 1.7 6 5M14.5 20c0-2.6 2-4.2 4.5-4.2s4.5 1.6 4.5 4.2"/></svg>'); }
.icon-badge[data-icon="clipboard"]::before { -webkit-mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><rect x="5" y="4" width="14" height="17" rx="2"/><rect x="9" y="2" width="6" height="4" rx="1"/><path d="M8 12h8M8 16h5"/></svg>'); mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><rect x="5" y="4" width="14" height="17" rx="2"/><rect x="9" y="2" width="6" height="4" rx="1"/><path d="M8 12h8M8 16h5"/></svg>'); }
.icon-badge[data-icon="report"]::before { -webkit-mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><path d="M6 3h9l5 5v13H6z"/><path d="M14 3v5h5M9 13h6M9 17h6"/></svg>'); mask-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="2"><path d="M6 3h9l5 5v13H6z"/><path d="M14 3v5h5M9 13h6M9 17h6"/></svg>'); }

.task-card h3 { font-size: 1.05rem; margin: 16px 0 8px; }
.task-card p { margin: 0; color: var(--text-muted); font-size: 0.92rem; }

/* Before / after */
.before-after {
  display: flex;
  align-items: stretch;
  gap: 20px;
  max-width: 920px;
  margin: 0 auto;
}
.ba-card {
  flex: 1;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
}
.ba-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--bg-alt);
  color: var(--text-muted);
  margin-bottom: 12px;
}
.ba-tag-accent { background: rgba(232,121,43,0.15); color: var(--accent-dark); }
.ba-card h3 { margin-bottom: 16px; font-size: 1.1rem; }
.ba-card ul { display: flex; flex-direction: column; gap: 10px; }
.ba-card li {
  position: relative;
  padding-left: 20px;
  color: var(--text-muted);
  font-size: 0.92rem;
}
.ba-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--navy-soft);
}
.ba-after li::before { background: var(--accent); }
.ba-arrow {
  display: flex;
  align-items: center;
  font-size: 1.8rem;
  color: var(--accent);
  font-weight: 700;
}

/* Details list */
.details-list {
  max-width: 880px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
}
.detail-row {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 32px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
}
.detail-label {
  font-weight: 700;
  color: var(--navy);
  font-size: 1rem;
}
.detail-body { color: var(--text-muted); font-size: 0.95rem; }
.detail-body strong { color: var(--text); }

/* Why */
.why-card { text-align: left; }
.why-number {
  font-size: 1.6rem;
  font-weight: 900;
  color: rgba(232, 121, 43, 0.35);
  margin-bottom: 8px;
}
.why-card h3 { font-size: 1.05rem; margin-bottom: 10px; }
.why-card p { margin: 0; color: var(--text-muted); font-size: 0.9rem; }

/* Flow */
.flow-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.flow-item {
  display: flex;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.flow-item:last-child { border-bottom: none; }
.flow-num {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}
.flow-item h3 { font-size: 1.05rem; margin-bottom: 6px; }
.flow-item p { margin: 0; color: var(--text-muted); font-size: 0.92rem; }

/* Pricing */
.price-card { text-align: center; display: flex; flex-direction: column; position: relative; }
.price-card h3 { font-size: 1.1rem; margin-bottom: 12px; }
.price-card .price { font-size: 2rem; font-weight: 900; color: var(--navy); margin: 0 0 20px; }
.price-card .price span { font-size: 0.9rem; font-weight: 500; color: var(--text-muted); }
.price-card ul { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; text-align: left; flex: 1; }
.price-card li {
  position: relative;
  padding-left: 22px;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.price-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}
.price-card-featured {
  border: 2px solid var(--accent);
  transform: translateY(-8px);
}
.price-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: 999px;
}

/* FAQ */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 22px 32px 22px 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  cursor: pointer;
  position: relative;
  font-family: inherit;
}
.faq-question::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  color: var(--accent);
  transition: transform 0.2s ease;
}
.faq-item.open .faq-question::after { transform: translateY(-50%) rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}
.faq-answer p { margin: 0 0 20px; color: var(--text-muted); font-size: 0.92rem; }
.faq-item.open .faq-answer { max-height: 200px; }

/* Contact */
.contact-section {
  background: linear-gradient(180deg, var(--navy) 0%, var(--navy-light) 100%);
  color: #fff;
  text-align: center;
}
.contact-inner { max-width: 640px; }
.contact-section h2 { color: #fff; font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: 16px; }
.contact-section p { color: #D9E2EC; margin-bottom: 32px; }
.contact-actions { margin-bottom: 20px; }
.contact-note { font-size: 0.85rem; color: #9FB3C8; margin: 0; }

/* Footer */
.site-footer { background: #0C2338; color: #9FB3C8; padding: 56px 0 24px; }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  flex-wrap: wrap;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand p { margin: 12px 0 0; font-size: 0.85rem; line-height: 1.6; }
.footer-nav { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-nav a { font-size: 0.85rem; }
.footer-nav a:hover { color: #fff; }
.footer-bottom { padding-top: 24px; font-size: 0.8rem; }

/* Responsive */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .detail-row { grid-template-columns: 1fr; gap: 10px; }
}

@media (max-width: 760px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 16px;
  }
  .main-nav.is-open { display: flex; }
  .main-nav a { padding: 12px 0; border-bottom: 1px solid var(--border); }
  .main-nav a:last-child { border-bottom: none; }
  .nav-toggle { display: flex; }
  .header-cta { display: none; }
  .hero { padding: 64px 0 48px; }
  .section { padding: 64px 0; }
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .before-after { flex-direction: column; }
  .ba-arrow { transform: rotate(90deg); justify-content: center; }
  .price-card-featured { transform: none; }
  .footer-inner { flex-direction: column; }
}