:root{--ink:#16263a;--red:#c7192d;--muted:#64748b;--line:#d9e1ea;--bg:#f7f9fc;--card:#fff}
*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65}
header,main,footer{max-width:900px;margin:auto;padding:24px}header{padding-top:40px}
.brand{font-weight:800;letter-spacing:.04em;font-size:22px}.brand span{color:var(--red)}
nav a,footer a{color:var(--ink);margin-right:18px}.hero,.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:28px;margin:18px 0}
h1{font-size:34px;line-height:1.2;margin:.2em 0}.sub{color:var(--muted);font-size:18px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.price{font-size:26px;font-weight:800}.tag{display:inline-block;padding:4px 10px;border-radius:99px;background:#eef2f7;font-size:13px}
table{width:100%;border-collapse:collapse;background:#fff}th,td{border:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}
.notice{border-left:4px solid var(--red);padding:10px 14px;background:#fff}.small{font-size:13px;color:var(--muted)}
footer{border-top:1px solid var(--line);margin-top:40px}.button{display:inline-block;padding:11px 16px;background:var(--ink);color:#fff!important;border-radius:10px;text-decoration:none}
@media(max-width:600px){h1{font-size:28px}header,main,footer{padding:18px}}