* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: Inter, Arial, sans-serif; background: #f4f7fc; color: #1a2c3e; padding: 2rem 1.2rem; }
main { max-width: 920px; margin: 0 auto; background: #fff; border: 1px solid #e2edf2; border-radius: 22px; padding: 2rem; box-shadow: 0 12px 26px rgba(15,23,42,0.05); }
.site-nav { max-width: 920px; margin: 0 auto 1.2rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; background: #fff; border: 1px solid #dce7ed; border-radius: 18px; padding: 0.85rem 1rem; box-shadow: 0 8px 20px rgba(15,23,42,0.04); }
.site-brand { color: #0b3b5f; font-weight: 800; text-decoration: none; }
.site-nav-links { display: flex; flex-wrap: wrap; gap: 0.35rem; justify-content: flex-end; }
.site-nav-links a, nav a { color: #1b7b6e; text-decoration: none; font-weight: 700; padding: 0.4rem 0.65rem; border-radius: 999px; }
.site-nav-links a:hover, nav a:hover { background: #eef7f5; }
h1 { color: #0b3b5f; font-size: 2rem; line-height: 1.2; margin-bottom: 1rem; }
h2 { color: #1b7b6e; font-size: 1.22rem; margin: 1.35rem 0 0.55rem; }
p, li { color: #334155; line-height: 1.75; margin-bottom: 0.85rem; }
ul { padding-left: 1.2rem; margin: 0.7rem 0; }
.notice { background: #fef7e0; border-left: 4px solid #e6b422; border-radius: 16px; padding: 1rem; margin: 1rem 0; }
footer { margin-top: 1.6rem; padding-top: 1rem; border-top: 1px solid #e2edf2; color: #64748b; font-size: 0.9rem; }
@media (max-width: 700px) { body { padding: 1rem; } main { padding: 1.2rem; } .site-nav { flex-direction: column; align-items: flex-start; } }