:root {
  --bg: #f3f8fa;
  --bg-raised: #ffffff;
  --ink: #16303a;
  --ink-soft: #4d6670;
  --rule: #d5e3e8;
  --accent: #0f7c8c;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0d1a1f;
    --bg-raised: #13242b;
    --ink: #e3eef1;
    --ink-soft: #9fb7bf;
    --rule: #25404a;
    --accent: #5cc8d6;
  }
}
:root[data-theme="dark"] {
  --bg: #0d1a1f;
  --bg-raised: #13242b;
  --ink: #e3eef1;
  --ink-soft: #9fb7bf;
  --rule: #25404a;
  --accent: #5cc8d6;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Noto Sans JP", sans-serif;
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}
.page { max-width: 720px; margin: 0 auto; padding: 3.5rem 16px 5rem; }
.eyebrow { font-size: .72rem; letter-spacing: .16em; text-transform: uppercase; color: var(--accent); font-weight: 600; margin: 0 0 .6rem; }
h1 { font-size: clamp(1.5rem, 4vw, 2rem); line-height: 1.4; margin: 0 0 .4rem; }
.meta { color: var(--ink-soft); font-size: .9rem; margin: 0 0 2rem; }
h2 { font-size: 1.1rem; margin: 0 0 .8rem; display: flex; gap: .6rem; align-items: baseline; }
h2 span { color: var(--accent); font-size: .85rem; font-weight: 700; }
section { border-bottom: 1px solid var(--rule); padding: 1.6rem 0; }
section:first-of-type { border-top: 1px solid var(--rule); }
p { margin: 0 0 .9rem; }
ul { padding-left: 1.2rem; margin: 0; }
li { margin-bottom: .5rem; }
a { color: var(--accent); }
.contact { font-weight: 600; }
table { width: 100%; border-collapse: collapse; margin: 0 0 2rem; background: var(--bg-raised); }
th, td { text-align: left; vertical-align: top; padding: .75rem; border-bottom: 1px solid var(--rule); font-size: .95rem; }
th { width: 34%; color: var(--ink-soft); font-weight: 600; }
hr { border: 0; border-top: 1px solid var(--rule); margin: 2.5rem 0; }
footer { margin-top: 3rem; color: var(--ink-soft); font-size: .85rem; }
@media (max-width: 480px) { th, td { display: block; width: 100%; } th { border-bottom: 0; padding-bottom: 0; } }