:root {
  --color-navy: #17243a;
  --color-navy-light: #223452;
  --color-gold: #b6975b;
  --color-bg: #f7f8fa;
  --color-text: #1f2933;
  --color-muted: #657080;
  --color-white: #ffffff;
  --color-border: #d9dee7;
  --max-width: 1120px;
  --radius: 18px;
  --shadow: 0 18px 45px rgba(23, 36, 58, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.85;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.logo {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-navy);
  letter-spacing: 0.04em;
}

.logo span {
  font-size: 12px;
  color: var(--color-muted);
  font-weight: 500;
  letter-spacing: 0.08em;
  margin-top: 4px;
}

.nav {
  display: flex;
  gap: 18px;
  align-items: center;
  font-size: 14px;
  color: var(--color-navy);
}

.nav a {
  padding: 8px 0;
  border-bottom: 2px solid transparent;
}

.nav a:hover, .nav a[aria-current="page"] {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold);
}

.nav-contact {
  padding: 9px 16px !important;
  background: var(--color-navy);
  color: var(--color-white) !important;
  border-radius: 999px;
  border-bottom: none !important;
}

.page-hero {
  background:
    radial-gradient(circle at top right, rgba(182, 151, 91, 0.16), transparent 34%),
    linear-gradient(135deg, #ffffff 0%, #f4f6f9 60%, #eef1f5 100%);
  padding: 88px 24px 72px;
}

.hero-inner, .section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.breadcrumb {
  font-size: 13px;
  color: var(--color-muted);
  margin-bottom: 24px;
}

.breadcrumb a { color: var(--color-navy); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-gold);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.eyebrow::before {
  content: "";
  width: 34px;
  height: 1px;
  background: var(--color-gold);
}

.page-hero h1 {
  margin: 0 0 24px;
  color: var(--color-navy);
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.22;
  letter-spacing: 0.02em;
  max-width: 920px;
}

.hero-lead {
  max-width: 850px;
  font-size: 18px;
  color: #334155;
  margin: 0;
}

.section { padding: 82px 24px; }
.section-soft { background: var(--color-bg); }

.section-title {
  max-width: 850px;
  margin-bottom: 42px;
}

.section-title h2 {
  margin: 0 0 16px;
  color: var(--color-navy);
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.35;
}

.section-title p { margin: 0; color: var(--color-muted); }

.message-box {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 26px;
  box-shadow: var(--shadow);
  padding: 38px;
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 36px;
  align-items: start;
}

.message-heading {
  background: var(--color-navy);
  color: var(--color-white);
  border-radius: 24px;
  padding: 30px;
}

.message-heading h2 {
  margin: 0;
  font-size: clamp(26px, 4vw, 38px);
  line-height: 1.45;
}

.message-text p {
  margin: 0 0 18px;
  color: var(--color-muted);
}

.message-text p:last-child { margin-bottom: 0; }

.profile-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 22px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.profile-table th,
.profile-table td {
  padding: 18px 20px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}

.profile-table tr:last-child th,
.profile-table tr:last-child td { border-bottom: none; }

.profile-table th {
  width: 28%;
  color: var(--color-navy);
  background: #fbfcfd;
  font-weight: 700;
}

.profile-table td { color: var(--color-muted); }

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 26px;
}

.card h3 {
  margin: 0 0 12px;
  color: var(--color-navy);
  font-size: 20px;
}

.card p { margin: 0; color: var(--color-muted); font-size: 15px; }

.number {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(182, 151, 91, 0.14);
  color: var(--color-gold);
  font-weight: 700;
  margin-bottom: 18px;
}

.credential-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.credential-list li {
  padding: 16px 18px;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background: var(--color-white);
  font-weight: 700;
  color: var(--color-navy);
  box-shadow: var(--shadow);
}

.timeline {
  display: grid;
  gap: 18px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 20px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.timeline-year {
  color: var(--color-gold);
  font-weight: 700;
  letter-spacing: 0.06em;
}

.timeline-item h3 {
  margin: 0 0 8px;
  color: var(--color-navy);
  font-size: 20px;
}

.timeline-item p { margin: 0; color: var(--color-muted); }

.cta {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: var(--color-white);
  border-radius: 30px;
  padding: 48px;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  gap: 32px;
  align-items: center;
}

.cta h2 {
  margin: 0 0 16px;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.35;
}

.cta p { margin: 0 0 22px; color: rgba(255,255,255,0.82); }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 22px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  background: var(--color-white);
  color: var(--color-navy);
  border: 1px solid var(--color-border);
}

.button:hover { transform: translateY(-2px); box-shadow: var(--shadow); }

.cta-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.cta-list li {
  padding: 10px 12px;
  background: rgba(255,255,255,0.08);
  border-radius: 12px;
  font-size: 14px;
}

.site-footer {
  background: #101927;
  color: var(--color-white);
  padding: 38px 24px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 18px;
  font-size: 14px;
  color: rgba(255,255,255,0.72);
}

.copyright { color: rgba(255,255,255,0.58); font-size: 13px; }

.footer-disclaimer {
  width: 100%;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.42);
  line-height: 1.7;
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 920px) {
  .nav { display: none; }
  .message-box, .cta { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .header-inner { padding: 14px 18px; }
  .page-hero { padding: 64px 20px 56px; }
  .section { padding: 64px 20px; }
  .card-grid, .credential-list { grid-template-columns: 1fr; }
  .message-box, .message-heading, .cta { padding: 26px; }
  .timeline-item { grid-template-columns: 1fr; }
  .profile-table th, .profile-table td { display: block; width: 100%; }
  .profile-table th { border-bottom: none; padding-bottom: 6px; }
  .profile-table td { padding-top: 6px; }
  .button { width: 100%; }
}