:root{--bg:#FFF9EC;--card:#fff;--soft:#F6EFD9;--primary:#E9B92F;--green:#6A8247;--title:#302718;--text:#514637;--muted:#746651;--line:#E7DCC4;--max:1160px}*{box-sizing:border-box}html{overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.78;overflow-x:hidden}a{color:inherit;text-decoration:none}a:hover{color:#856400}a:focus-visible,button:focus-visible{outline:3px solid rgba(233,185,47,.45);outline-offset:3px}img{max-width:100%;height:auto;object-fit:contain;object-position:center}.site-header{position:sticky;top:0;z-index:30;background:rgba(255,249,236,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}.header-inner{max-width:var(--max);margin:auto;padding:12px 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