:root{--bg:#faf9f7;--paper:#fefdfb;--ink:#252326;--muted:#625d60;--line:#ded8d9;--accent:#770312;--tint:#f4eded;color-scheme:light dark}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.75 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}a{color:var(--accent);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px}header,main,footer{width:min(960px,calc(100% - 48px));margin:auto}header{min-height:72px;display:flex;justify-content:space-between;align-items:center;gap:20px;border-bottom:1px solid var(--line)}.brand{font-size:14px;font-weight:750;letter-spacing:1px;text-decoration:none}.toolbar{display:flex;gap:20px;font-size:14px}.hero{padding:48px 0 32px}.hero p{max-width:680px;color:var(--muted);margin:14px 0 0}h1{font-size:clamp(28px,4vw,42px);line-height:1.3;letter-spacing:-1px;margin:0;font-weight:750}h2{font-size:23px;line-height:1.4;margin:0 0 18px}h3{font-size:17px;margin:0 0 8px}p{margin:8px 0 16px}section{padding:30px 0;border-top:1px solid var(--line)}.key{display:grid;grid-template-columns:1fr 1fr;gap:32px;padding:24px 28px;background:var(--tint);border-left:4px solid var(--accent);margin:0 0 30px}.key p{margin:0}.key strong{display:block;color:var(--accent);font-size:34px;line-height:1.4}.muted,small{color:var(--muted)}.total{margin:0 0 24px;font-weight:600}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;text-align:left;font-size:15px}th{font-weight:650;background:var(--tint)}th,td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top}td:first-child{font-weight:600}ul,ol{padding-left:22px;margin:8px 0 14px}li{margin:6px 0}.split{display:grid;grid-template-columns:1fr 1fr;gap:40px}.price{font-size:30px;font-weight:750;color:var(--accent);margin:4px 0 12px}.price span{font-size:16px;font-weight:400;color:var(--muted)}.note{font-size:14px;color:var(--muted);margin-top:16px}.resource-links{display:flex;flex-wrap:wrap;gap:12px 28px}.resource-links a{font-size:15px}footer{padding:22px 0 36px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}button,.button{font:inherit;font-size:14px;background:var(--accent);color:#fff7f6;border:1px solid var(--accent);padding:9px 16px;text-decoration:none;cursor:pointer;white-space:nowrap;display:inline-block}button:active,.button:active{transform:scale(.98)}details{border-top:1px solid var(--line);padding:18px 0}summary{cursor:pointer;font-weight:650}figure{margin:20px 0}figure img{width:100%;height:auto;display:block;border:1px solid var(--line)}figcaption{font-size:13px;color:var(--muted)}.print-only{display:none}
@media(prefers-color-scheme:dark){:root{--bg:#1b191b;--paper:#221f22;--ink:#f1edef;--muted:#bcb4b9;--line:#494147;--accent:#f2a9b2;--tint:#30252a}button,.button{background:#770312;border-color:#dba1aa;color:#fff7f6}}
@media(max-width:640px){header,main,footer{width:calc(100% - 36px)}header{min-height:64px}.toolbar{gap:12px}.hero{padding:30px 0 24px}.key{padding:20px;gap:16px}.key strong{font-size:28px}.key p{font-size:14px}.split{grid-template-columns:1fr;gap:16px}section{padding:26px 0}th,td{padding:10px 8px;font-size:14px}.price{font-size:27px}}
@page{size:A4;margin:14mm 16mm}
@media print{:root{--bg:#fff;--paper:#fff;--ink:#222;--muted:#555;--line:#ccc;--accent:#770312;--tint:#f5eeee;color-scheme:light}body{font-size:10pt;line-height:1.55;background:#fff}header,main,footer{width:100%}header{min-height:34px}.toolbar,.no-print,.resources{display:none!important}.hero{padding:22px 0 16px}h1{font-size:25pt}h2{font-size:15pt;margin-bottom:10px}h3{font-size:11pt}section{padding:16px 0}.key{padding:15px 20px;margin-bottom:16px}.key strong{font-size:25pt}.total{margin-bottom:16px}th,td{font-size:9pt;padding:8px 10px}.price{font-size:22pt}.note{font-size:9pt}p{margin:5px 0 10px}li{margin:3px 0}a{color:inherit;text-decoration:none}.print-only{display:block}.print-break{break-before:page}section,.key,tr{break-inside:avoid}footer{padding:12px 0;font-size:8pt}.table-wrap{overflow:visible}details{display:block}details>*{display:block}}