:root {
  --color-primary: #1f3556;
  --color-primary-dark: #16263f;
  --color-accent: #2dbe9d;
  --color-accent-dark: #219c80;
  --color-orange: #f28c38;
  --color-orange-dark: #d9761f;
  --color-danger: #dc2626;
  --color-border: #d8dee6;
  --color-bg: #f8fafc;
  --color-bg-sky: #eaf4fb;
  --color-text: #1f2937;
  --color-muted: #6b7280;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Hiragino Kaku Gothic ProN', Meiryo, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
}

img {
  max-width: 100%;
  display: block;
}

.lp-nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  padding: 0.9rem 1.5rem;
}

.lp-nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.btn-outline:hover {
  background: #f3f6f9;
  border-color: var(--color-primary);
}

.lp-nav .brand {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-primary);
}

.lp-nav .brand span {
  color: var(--color-orange);
}

.section {
  max-width: 1080px;
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.section-title {
  text-align: center;
  font-size: 1.8rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.section-subtitle {
  text-align: center;
  color: var(--color-accent-dark);
  font-weight: 600;
  margin-bottom: 2.5rem;
}

/* ボタン */
.btn-cta {
  display: inline-block;
  background: var(--color-orange);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  padding: 0.9rem 2rem;
  border-radius: 999px;
  font-size: 1.05rem;
  box-shadow: 0 4px 14px rgba(242, 140, 56, 0.35);
}

.btn-cta:hover {
  background: var(--color-orange-dark);
}

.btn-cta-small {
  padding: 0.6rem 1.4rem;
  font-size: 0.9rem;
}

/* ヒーロー */
.hero {
  background: linear-gradient(180deg, var(--color-bg-sky), #fff);
  padding: 3rem 1.5rem 4rem;
  text-align: center;
}

.hero-inner {
  max-width: 900px;
  margin: 0 auto;
}

.hero-eyebrow {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: 2.4rem;
  color: var(--color-primary);
  margin: 0.5rem 0;
}

.hero .service-name-ja {
  color: var(--color-accent-dark);
  font-weight: 700;
  font-size: 1.2rem;
}

.hero-image-wrap {
  margin: 2rem auto;
  max-width: 640px;
  border-radius: 12px;
  overflow: hidden;
  background: #dbe9f4;
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.hero-copy {
  font-size: 1.1rem;
  color: var(--color-text);
  margin: 1.5rem 0 2rem;
}

.hero-badges {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
  margin-top: 2rem;
}

.hero-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--color-primary);
}

.icon-circle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #eaf4fb;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent-dark);
}

/* カードグリッド共通 */
.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.card-grid.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.info-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.5rem;
}

.info-card h3 {
  color: var(--color-primary);
  margin: 0 0 0.6rem;
  font-size: 1.05rem;
}

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

.info-card .num-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-orange);
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  margin-bottom: 0.6rem;
}

/* CTAバナー */
.cta-banner {
  background: #fff7ed;
  border: 2px solid var(--color-orange);
  border-radius: 12px;
  padding: 2rem;
  text-align: center;
  margin-top: 2rem;
}

.cta-banner .headline {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.cta-banner p {
  color: var(--color-muted);
  margin-bottom: 1.2rem;
}

/* 差別化（2カラム比較） */
.diff-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.diff-card {
  border-radius: 12px;
  padding: 1.5rem;
  border: 1px solid var(--color-border);
  background: #fff;
}

.diff-card.highlight {
  border-color: var(--color-accent);
  background: #f2fbf9;
}

.diff-card .diff-label {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-primary);
  margin-bottom: 0.3rem;
}

.diff-card .diff-metaphor {
  color: var(--color-accent-dark);
  font-weight: 700;
  margin-bottom: 0.6rem;
}

.callout-box {
  background: #fff;
  border-left: 4px solid var(--color-orange);
  border-radius: 8px;
  padding: 1.2rem 1.5rem;
  color: var(--color-text);
}

.callout-box strong {
  color: var(--color-orange-dark);
}

/* 機能セクション（画像＋リスト） */
.feature-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2.5rem;
  align-items: start;
}

.feature-image-wrap {
  border-radius: 12px;
  overflow: hidden;
  background: #dbe9f4;
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.feature-plan-tag {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.feature-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.feature-item .icon-circle {
  flex-shrink: 0;
}

.feature-item h4 {
  margin: 0 0 0.3rem;
  color: var(--color-primary);
}

.feature-item p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* 料金プラン */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: stretch;
}

.pricing-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border: 2px solid var(--color-accent);
  box-shadow: 0 8px 24px rgba(45, 190, 157, 0.15);
}

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-orange);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.3rem 1rem;
  border-radius: 999px;
  white-space: nowrap;
}

.pricing-card .plan-name {
  text-align: center;
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1.1rem;
}

.pricing-card .plan-sub {
  text-align: center;
  color: var(--color-muted);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.pricing-card .plan-price {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-orange);
  margin: 0.5rem 0;
}

.pricing-card .plan-price small {
  font-size: 0.95rem;
  color: var(--color-muted);
  font-weight: 400;
}

.pricing-card .plan-initial {
  text-align: center;
  color: var(--color-muted);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.pricing-card .plan-dashboard {
  text-align: center;
  font-size: 0.85rem;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px dashed var(--color-border);
}

.pricing-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  flex-grow: 1;
}

.pricing-card ul li {
  padding: 0.35rem 0;
  font-size: 0.9rem;
  display: flex;
  gap: 0.5rem;
}

.pricing-card ul li::before {
  content: "✓";
  color: var(--color-accent-dark);
  font-weight: 700;
}

.pricing-note {
  text-align: center;
  margin-top: 2rem;
  color: var(--color-muted);
  font-size: 0.9rem;
  background: #fff;
  border-radius: 10px;
  padding: 1rem;
  border: 1px solid var(--color-border);
}

/* 比較テーブル */
.table-scroll {
  overflow-x: auto;
  margin-bottom: 2rem;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
  background: #fff;
}

.comparison-table th,
.comparison-table td {
  border: 1px solid var(--color-border);
  padding: 0.8rem 1rem;
  text-align: center;
  font-size: 0.9rem;
}

.comparison-table thead th {
  background: #f3f6f9;
  color: var(--color-primary);
}

.comparison-table td:first-child,
.comparison-table th:first-child {
  text-align: left;
  color: var(--color-muted);
  font-weight: 600;
}

.comparison-table .best-col {
  background: #f2fbf9;
  font-weight: 600;
}

.comparison-table thead .best-col {
  background: var(--color-accent);
  color: #fff;
}

.reasons-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
}

.reasons-grid .reason {
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.9rem;
}

/* 導入ステップ */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.step-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
}

.step-card .step-num {
  color: var(--color-orange);
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.step-card h4 {
  color: var(--color-primary);
  margin: 0.5rem 0;
}

.step-card p {
  color: var(--color-muted);
  font-size: 0.85rem;
  margin: 0;
}

/* FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 1.2rem 1.5rem;
}

.faq-q {
  display: flex;
  gap: 0.7rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.6rem;
}

.faq-a {
  display: flex;
  gap: 0.7rem;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.faq-q .qa-badge,
.faq-a .qa-badge {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #fff;
  font-size: 0.85rem;
}

.faq-q .qa-badge {
  background: var(--color-primary);
}

.faq-a .qa-badge {
  background: var(--color-accent-dark);
}

/* フッター */
.lp-footer {
  background: var(--color-primary);
  color: #eef2f6;
  padding: 3rem 1.5rem 2rem;
}

.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2rem;
}

.footer-company h3 {
  color: #fff;
  margin-top: 0;
}

.footer-company p {
  margin: 0.3rem 0;
  color: #cbd5e1;
  font-size: 0.95rem;
}

.footer-cert {
  background: rgba(255, 255, 255, 0.06);
  border-radius: 10px;
  padding: 1.2rem;
}

.footer-cert p {
  color: #cbd5e1;
  font-size: 0.85rem;
}

.cert-logo-wrap {
  background: #fff;
  border-radius: 8px;
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-muted);
  font-size: 0.85rem;
  margin-bottom: 1rem;
  padding: 0.5rem;
}

.cert-logo-wrap img {
  max-height: 70px;
}

.footer-bottom {
  text-align: center;
  margin-top: 2.5rem;
  color: #94a3b8;
  font-size: 0.85rem;
}

.footer-bottom a {
  color: #cbd5e1;
}

/* ポリシー系ドキュメントページ */
.policy-page {
  max-width: 760px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 2.5rem;
  margin-top: 2.5rem;
  margin-bottom: 3rem;
}

.policy-page h2 {
  color: var(--color-primary);
  font-size: 1.15rem;
  margin-top: 2rem;
}

.policy-page p,
.policy-page li {
  color: var(--color-text);
  font-size: 0.95rem;
}

.policy-page .policy-date {
  color: var(--color-muted);
  font-size: 0.85rem;
  margin-top: 2rem;
}

/* レスポンシブ */
@media (max-width: 640px) {
  .lp-nav {
    flex-direction: column;
    gap: 0.7rem;
    align-items: stretch;
  }

  .lp-nav-actions {
    justify-content: center;
  }
}

@media (max-width: 860px) {
  .card-grid,
  .card-grid.cols-3,
  .diff-grid,
  .pricing-grid,
  .steps-grid,
  .reasons-grid {
    grid-template-columns: 1fr;
  }

  .feature-layout {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 1.8rem;
  }

  .comparison-table {
    min-width: 560px;
  }
}