:root{color-scheme:light;--ink:#0b1423;--muted:#526176;--line:#dbe1e8;--paper:#f4f6f8;--navy:#07111f;--cyan:#58e7d8}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--paper);font-family:"Microsoft YaHei",sans-serif;line-height:1.8}a{color:#155bbb;overflow-wrap:anywhere}a:focus-visible{outline:3px solid #155bbb;outline-offset:4px}header{background:var(--navy);color:white}header div{max-width:1000px;margin:auto;padding:24px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}header a{color:var(--cyan);text-decoration:none}nav{display:flex;flex-wrap:wrap;gap:20px;font-size:14px}main{max-width:900px;margin:48px auto;padding:0 24px}h1{font-size:clamp(28px,5vw,42px);line-height:1.35;overflow-wrap:anywhere}h2{font-size:24px;line-height:1.5;margin-top:36px}h3{font-size:19px}p,li{overflow-wrap:anywhere}article{padding:32px;border:1px solid var(--line);border-radius:14px;background:white}.intro{color:var(--muted);font-size:17px}.notice{padding:18px;border-left:4px solid #155bbb;background:#edf4ff}.button{display:inline-block;padding:12px 20px;border-radius:8px;background:var(--navy);color:var(--cyan);text-decoration:none}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:12px;border:1px solid var(--line);text-align:left}footer{max-width:900px;margin:32px auto;padding:0 24px 32px;color:var(--muted);font-size:14px}@media(max-width:600px){main{margin-top:28px;padding:0 16px}article{padding:22px 18px}header div{padding:18px 16px}h2{font-size:22px}}