:root{--paper:#F6F1EA;--deep:#EFE6DA;--card:#FFFCF7;--ink:#161410;--text:#2A2622;--muted:#5C564E;--soft:#7A746C;--orange:#FF7A1A;--orange-deep:#C85A00;--line:rgba(22,20,16,.14);--shadow:0 14px 36px rgba(22,20,16,.12);--max:1120px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.site-head{position:fixed;inset:0 0 auto 0;z-index:50}.inkline{height:10px;background:var(--ink);color:var(--orange);display:flex;align-items:center;justify-content:space-between;padding:0 max(16px,calc((100vw - var(--max))/2));font-size:9px;line-height:10px}.ink-brand{white-space:nowrap}.text-tool{border:0;background:none;color:var(--orange);padding:0 2px;font-size:9px}.counterbar{height:48px;background:var(--paper);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 max(16px,calc((100vw - 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