:root {
  --bg: #0a0f24;
  --ink: #e8eeff;
  --muted: #8e9bc4;
  --line: #1e2850;
  --accent: #5b8cff;
  --ice: #7fe3f0;
}

*, *::before, *::after { box-sizing: border-box; }

html { background: var(--bg); color-scheme: dark; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "IBM Plex Sans JP", system-ui, -apple-system, "Hiragino Sans", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
a:focus-visible { outline: 2px solid var(--ice); outline-offset: 4px; }

.page {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  gap: clamp(40px, 6vw, 72px);
  padding: clamp(20px, 4vw, 56px);
  overflow: hidden;
}

.header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.home { text-decoration: none; }

.brand {
  font-family: Unbounded, sans-serif;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.16em;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 22px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.04em;
  transition: color 0.2s, border-color 0.2s;
}
.pill:hover { color: var(--ice); border-color: var(--ice); }

.hero {
  flex: 1 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: clamp(24px, 4vw, 48px);
}

.wordmark {
  flex: 1 1 420px;
  min-width: 0;
  margin: 0;
  font-family: Unbounded, sans-serif;
  font-weight: 600;
  font-size: clamp(56px, 10vw, 148px);
  line-height: 0.92;
  letter-spacing: -0.02em;
}

.orbit { flex: 0 1 440px; min-width: 0; margin-inline: auto; }
.orbit svg { display: block; width: 100%; height: auto; }

.o { transform-box: view-box; transform-origin: 240px 240px; }
.o1 { animation: rot 36s linear infinite; }
.o2 { animation: rot 96s linear infinite; }
.o3 { animation: rot 54s linear infinite reverse; }
.o4 { animation: sway 14s ease-in-out infinite alternate; }
@keyframes rot { to { transform: rotate(360deg); } }
@keyframes sway {
  from { transform: rotate(-14deg) scale(0.9); }
  to { transform: rotate(31deg) scale(1.08); }
}
@media (prefers-reduced-motion: reduce) {
  .o { animation: none; }
}

.info {
  display: flex;
  flex-wrap: wrap;
  gap: 32px clamp(24px, 4vw, 64px);
  margin: 0;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.item { flex: 1 1 220px; display: flex; flex-direction: column; gap: 10px; }
.item-wide { flex: 2 1 340px; }

.label { font-size: 12px; letter-spacing: 0.12em; color: var(--muted); }
.value { margin: 0; font-size: 16px; line-height: 1.6; }

.link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  margin-top: -10px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}
.link:hover { color: var(--ice); }

.footer {
  font-family: "IBM Plex Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.notfound {
  flex: 1 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
}
.notfound h1 { margin: 0; font-family: Unbounded, sans-serif; font-weight: 600; font-size: clamp(56px, 10vw, 148px); line-height: 0.92; }
.notfound p { margin: 0; color: var(--muted); }
.nowrap { white-space: nowrap; }