:root { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Yu Gothic", Meiryo, sans-serif; color: #20242a; background: #f3f5f7; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; padding: 48px 20px; }
.card { max-width: 760px; margin: 0 auto; padding: 36px; background: #fff; border-radius: 14px; box-shadow: 0 8px 28px rgba(0,0,0,.08); }
.card.wide { max-width: 920px; }
.eyebrow { margin: 0 0 8px; color: #c62828; font-weight: 700; }
h1 { margin: 0 0 18px; }
h2 { margin-top: 30px; }
.button { display: inline-block; margin: 12px 8px 0 0; padding: 12px 18px; color: #fff; background: #c62828; border-radius: 8px; text-decoration: none; font-weight: 700; }
.button.secondary { background: #3f556b; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 13px; border-bottom: 1px solid #ddd; text-align: left; vertical-align: top; word-break: break-all; }
th { width: 220px; background: #f7f7f7; }