:root {
  --bg: #0b1021;
  --panel: rgba(255,255,255,0.04);
  --panel-strong: rgba(255,255,255,0.08);
  --border: rgba(255,255,255,0.12);
  --text: #e8ecf6;
  --muted: #9fb0d7;
  --accent: #6bf2c1;
  --accent-2: #7ac6ff;
  --shadow: 0 25px 80px rgba(0,0,0,0.35);
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Noto Sans JP', 'Space Grotesk', system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at 20% 20%, rgba(123, 198, 255, 0.08), transparent 25%),
              radial-gradient(circle at 80% 0%, rgba(107, 242, 193, 0.12), transparent 30%),
              radial-gradient(circle at 70% 70%, rgba(255, 255, 255, 0.04), transparent 35%),
              var(--bg);
  color: var(--text);
  line-height: 1.6;
  letter-spacing: 0.01em;
}

header.hero {
  position: relative;
  overflow: hidden;
  padding: 72px clamp(16px, 5vw, 120px) 80px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.hero-content {
  max-width: 720px;
  z-index: 1;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--panel-strong);
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 12px;
  border: 1px solid var(--border);
}

h1 {
  font-family: 'Space Grotesk', 'Noto Sans JP', sans-serif;
  font-size: clamp(32px, 4vw, 44px);
  line-height: 1.2;
  margin: 18px 0 12px;
}

.lead {
  color: var(--muted);
  font-size: 16px;
  margin-bottom: 28px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.btn-primary, .btn-secondary {
  border: 1px solid transparent;
  border-radius: 14px;
  padding: 14px 18px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
  display: inline-flex;
  gap: 10px;
  align-items: center;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #041026;
  box-shadow: var(--shadow);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.btn-primary:hover, .btn-secondary:hover { transform: translateY(-2px); }

.hero-card {
  backdrop-filter: blur(10px);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
  box-shadow: var(--shadow);
  position: relative;
}

.stat {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 6px 12px;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.stat:last-child { border-bottom: none; }

.stat strong { font-size: 20px; }
.stat span { color: var(--muted); font-size: 14px; }

section {
  padding: 36px clamp(16px, 5vw, 120px);
}

h2 {
  font-size: 22px;
  margin: 0 0 12px;
  font-family: 'Space Grotesk', 'Noto Sans JP', sans-serif;
  letter-spacing: 0.01em;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
}

.pill {
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 13px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.25);
  transition: transform 160ms ease, border-color 160ms ease;
}

.card:hover { transform: translateY(-4px); border-color: var(--accent); }

.card h3 {
  margin: 0 0 8px;
  font-size: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card p { margin: 0; color: var(--muted); font-size: 14px; }

.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.tag { font-size: 12px; padding: 6px 10px; border-radius: 999px; background: rgba(255,255,255,0.06); color: var(--text); border: 1px solid var(--border); }

.card-footer { margin-top: 14px; }
.card-footer .btn-secondary { padding: 10px 14px; border-radius: 10px; }

.timeline { position: relative; padding-left: 18px; }
.timeline::before { content: ""; position: absolute; left: 6px; top: 4px; bottom: 4px; width: 2px; background: linear-gradient(180deg, var(--accent), transparent); }
.timeline-item { position: relative; padding: 10px 12px 10px 18px; margin-bottom: 6px; border-radius: 12px; background: var(--panel); border: 1px solid var(--border); }
.timeline-item::before { content: ""; position: absolute; left: -8px; top: 14px; width: 12px; height: 12px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 6px rgba(107, 242, 193, 0.18); }
.timeline-item strong { display: block; margin-bottom: 4px; }
.timeline-item span { color: var(--muted); font-size: 14px; }

.layout-split { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 18px; align-items: start; }

.list { margin: 0; padding-left: 18px; color: var(--muted); }
.list li { margin: 6px 0; }

.support-box { background: var(--panel-strong); border: 1px solid var(--border); border-radius: 14px; padding: 16px; }
.support-box h3 { margin: 0 0 8px; }

.resources { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; }
.resource-link { display: block; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--border); background: var(--panel); color: var(--text); text-decoration: none; }
.resource-link:hover { border-color: var(--accent); color: var(--accent); }

.badge { display: inline-flex; padding: 6px 10px; border-radius: 999px; background: var(--panel-strong); border: 1px solid var(--border); font-size: 12px; color: var(--muted); }

.gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; }
.gallery img { width: 100%; border-radius: 12px; border: 1px solid var(--border); }

footer {
  padding: 28px clamp(16px, 5vw, 120px) 40px;
  color: var(--muted);
  text-align: center;
  border-top: 1px solid var(--border);
  background: rgba(0,0,0,0.25);
}

a { color: inherit; }
a:hover { color: var(--accent); }

@media (max-width: 640px) {
  header.hero { padding-top: 48px; }
  .cta-row { flex-direction: column; align-items: stretch; }
  .btn-primary, .btn-secondary { justify-content: center; }
}