:root {
  --bg: #f2f6f4;
  --panel: #ffffff;
  --panel-soft: #ecf5ef;
  --text: #112015;
  --muted: #4a5d50;
  --accent: #1f7a3b;
  --accent-strong: #145629;
  --line: #cfe0d2;
  --shadow: 0 18px 42px rgba(20, 49, 31, 0.1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  color: var(--text);
  line-height: 1.8;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(circle at 10% 0%, rgba(31, 122, 59, 0.12), transparent 48%),
    radial-gradient(circle at 90% 100%, rgba(21, 101, 192, 0.08), transparent 45%),
    var(--bg);
}

a {
  color: #145da2;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
}

.header-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 800;
  font-size: 1.38rem;
  color: var(--accent);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.logo::before {
  content: "";
  width: 31.2px;
  height: 31.2px;
  background-image: url("./logo.png");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}

.logo:hover {
  text-decoration: none;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.nav a {
  color: var(--text);
  font-weight: 600;
  font-size: 0.93rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #ffffff;
  transition: all 0.2s ease;
}

.nav a.active {
  color: #ffffff;
  background: var(--accent);
  border-color: var(--accent);
}

.nav a.contact {
  border-color: #9dc3a5;
  background: #f5fbf6;
}

.nav a:hover {
  text-decoration: none;
  border-color: var(--accent);
  transform: translateY(-1px);
}

.nav a.contact:hover {
  color: #ffffff;
  background: var(--accent);
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
  background: #ffffff;
}

.lang-toggle a {
  height: 34px;
  min-width: 50px;
  padding: 0 12px;
  border: none;
  border-radius: 0;
  background: transparent;
  color: var(--text);
  font-size: 0.86rem;
}

.lang-toggle a.active {
  background: #145da2;
  color: #ffffff;
}

main {
  flex: 1;
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 26px 24px 84px;
  display: grid;
  gap: 18px;
}

.card {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 26px;
  box-shadow: var(--shadow);
}

.card.white {
  background: #ffffff;
}

.card h1,
.card h2,
.card h3,
.card h4,
.card p,
.card ul,
.card ol,
.card figure {
  margin-bottom: 12px;
}

.card > :last-child {
  margin-bottom: 0;
}

.hero {
  background: #ffffff;
}

.tagline {
  color: #145da2;
  font-weight: 800;
  font-size: 0.82rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(1.85rem, 3vw, 2.7rem);
  line-height: 1.35;
}

h2 {
  font-size: 1.4rem;
  line-height: 1.4;
}

h3 {
  font-size: 1.08rem;
}

p,
li {
  color: var(--text);
  font-size: 0.98rem;
}

ul,
ol {
  margin-left: 1.2rem;
  display: grid;
  gap: 6px;
}

.meta {
  color: var(--muted);
  font-size: 0.91rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.metric-grid {
  margin-top: 8px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.metric {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #ffffff;
  padding: 12px;
}

.metric strong {
  display: block;
  color: var(--accent-strong);
  font-size: 1.16rem;
  line-height: 1.3;
}

.info-list {
  margin-left: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.info-list li {
  padding-bottom: 8px;
  border-bottom: 1px dashed var(--line);
}

.pill-list {
  margin-left: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill-list li {
  border: 1px solid #a7c8af;
  background: #f4fbf6;
  border-radius: 999px;
  padding: 4px 11px;
  font-size: 0.88rem;
}

.blog-link-list {
  margin-left: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.blog-link-list a {
  display: block;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #ffffff;
}

.blog-link-list a:hover {
  text-decoration: none;
  border-color: #8db59a;
  background: #f2faf4;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.status-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #ffffff;
  padding: 12px;
}

.founder-photo {
  width: 25%;
  max-width: 220px;
  min-width: 120px;
}

.status-item .label {
  display: block;
  font-size: 0.83rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.status-item .value {
  display: block;
  margin-top: 4px;
  font-weight: 700;
}

blockquote {
  border-left: 4px solid #8cb79b;
  padding: 10px 14px;
  background: #f3faf5;
  border-radius: 6px;
  color: #1f3526;
}

figure {
  margin-top: 10px;
}

figure img {
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}

figcaption {
  font-size: 0.85rem;
  color: var(--muted);
}

.footer {
  width: 100%;
  margin-top: 28px;
  padding: 24px 16px;
  background: #173b24;
  color: #ffffff;
  font-size: 0.88rem;
  text-align: center;
}

.footer a {
  color: #d5f1df;
}

@media (max-width: 980px) {
  .grid-3,
  .metric-grid,
  .status-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .header-inner {
    padding: 14px 16px;
    align-items: flex-start;
    flex-direction: column;
  }

  main {
    padding: 18px 16px 60px;
  }

  .card {
    padding: 18px;
  }

  .grid-2 {
    grid-template-columns: 1fr;
  }
}