/* ==================================================
   Ohtani DX Design System v1.0
================================================== */

:root {
  --odx-navy: #0a2a66;
  --odx-blue: #2d7ff9;
  --odx-text: #1e293b;
  --odx-muted: #64748b;
  --odx-bg: #f7f9fc;
  --odx-white: #ffffff;
  --odx-border: rgba(45,127,249,.12);
  --odx-shadow: 0 14px 45px rgba(10,42,102,.08);
  --odx-shadow-hover: 0 20px 55px rgba(10,42,102,.12);
  --odx-radius: 24px;
}

.odx-page {
  font-family: "Noto Sans JP", sans-serif;
  color: var(--odx-text);
  line-height: 1.8;
}

.odx-page * {
  box-sizing: border-box;
}

.odx-page a {
  text-decoration: none;
}

.odx-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.odx-section {
  padding: 96px 0;
}

.odx-section-gray {
  background: var(--odx-bg);
}

.odx-title {
  font-size: 40px;
  line-height: 1.4;
  color: var(--odx-navy);
  text-align: center;
  font-weight: 900;
  margin: 0 0 16px;
}

.odx-lead {
  text-align: center;
  color: var(--odx-muted);
  font-size: 17px;
  margin: 0 0 48px;
}

.odx-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 30px;
  border-radius: 999px;
  font-weight: 900;
  transition: .25s ease;
}

.odx-btn-primary {
  background: var(--odx-navy);
  color: #fff;
}

.odx-btn-primary:hover {
  background: var(--odx-blue);
  color: #fff;
}

.odx-btn-secondary {
  border: 2px solid var(--odx-navy);
  color: var(--odx-navy);
}

.odx-btn-secondary:hover {
  background: var(--odx-navy);
  color: #fff;
}

.odx-card {
  background: #fff;
  border-radius: var(--odx-radius);
  box-shadow: var(--odx-shadow);
  transition: .25s ease;
}

.odx-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--odx-shadow-hover);
}

.odx-grid {
  display: grid;
  gap: 24px;
}

.odx-grid-2 {
  grid-template-columns: repeat(2, 1fr);
}

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

.odx-grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.odx-grid-6 {
  grid-template-columns: repeat(6, 1fr);
}

.odx-cta {
  background: linear-gradient(135deg, var(--odx-blue), var(--odx-navy));
  color: #fff;
  border-radius: 30px;
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 32px;
}

.odx-cta h2 {
  color: #fff;
  font-size: 34px;
  line-height: 1.4;
  margin: 0 0 10px;
}

.odx-cta p {
  color: rgba(255,255,255,.84);
  margin: 0;
}

@media (max-width: 1024px) {
  .odx-grid-4,
  .odx-grid-6 {
    grid-template-columns: repeat(2, 1fr);
  }

  .odx-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .odx-cta {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 767px) {
  .odx-section {
    padding: 64px 0;
  }

  .odx-title {
    font-size: 30px;
  }

  .odx-grid-2,
  .odx-grid-3,
  .odx-grid-4,
  .odx-grid-6 {
    grid-template-columns: 1fr;
  }

  .odx-cta {
    padding: 34px 26px;
  }

  .odx-cta h2 {
    font-size: 28px;
  }
}