:root{--bg:#f6fbfa;--bg2:rgba(255,255,255,.72);--card:rgba(255,255,255,.5);--ink:#31414c;--muted:#6c7f88;--line:rgba(13,60,50,.08);--brand:#1b8f84;--brand2:#7fdcc8;--accent:rgba(45,212,191,.1);--code:rgba(10,32,28,.9);--ctext:#d8f3ec;--cmt:#8adacd}html{-webkit-text-size-adjust:100%}body{margin:0;font-family:PingFang SC,Microsoft YaHei,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);line-height:1.75;-webkit-font-smoothing:antialiased;min-height:100vh;background:#f8fcfa}a{color:inherit}.topbar{position:sticky;top:0;z-index:30;background:#ffffff94;-webkit-backdrop-filter:blur(22px) saturate(180%);backdrop-filter:blur(22px) saturate(180%);border-bottom:1px solid rgba(255,255,255,.7);box-shadow:0 1px 12px #0d3c320a}.nav-inner{max-width:1120px;margin:0 auto;padding:0 20px;height:60px;display:flex;align-items:center;justify-content:space-between}.brand{font-size:18px;font-weight:700;color:#244940;display:flex;align-items:center;gap:8px;text-decoration:none}.brand 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6px;color:#1b8f84}.article-body code{background:#2dd4bf17;color:#17756b;padding:1px 6px;border-radius:6px;font-size:13px;white-space:nowrap;overflow-wrap:break-word}.article-body pre{background:var(--code);color:var(--ctext);padding:14px 16px;border-radius:14px;overflow-x:auto;font-size:13px;line-height:1.6;white-space:pre-wrap;border:1px solid rgba(94,234,212,.14);box-shadow:inset 0 1px #ffffff0d,0 6px 18px #081c1824}.article-body .cmt{color:var(--cmt)}.article-body ul,.article-body ol{padding-left:22px}.article-body li{margin:6px 0}.article-body .table-wrap{overflow-x:auto;margin:14px 0}.article-body table{border-collapse:collapse;width:100%;font-size:13.5px;min-width:420px}.article-body th,.article-body td{border:1px solid rgba(13,60,50,.1);padding:8px 10px;text-align:left;vertical-align:top}.article-body th{background:#2dd4bf1a;color:#17756b;font-weight:600;white-space:nowrap}.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:2px}.article-body strong{color:#17756b}.hr{height:1px;background:#0d3c3214;margin:16px 0}.link-btn{display:inline-block;background:linear-gradient(135deg,#2aab9a,#6bd2b7);color:#fff;padding:8px 16px;border-radius:12px;font-weight:600;font-size:14px;text-decoration:none;box-shadow:0 6px 14px #2aab9a38}.back-btn{display:inline-block;color:var(--brand);font-size:14px;margin-bottom:16px;text-decoration:none}.note{background:#d1faf06b;border-left:4px solid #6fd5c2;padding:10px 14px;color:#17786e;border-radius:0 12px 12px 0;font-size:14px;margin:12px 0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.warn{background:#fef3c773;border-left:4px solid #f0b429;padding:10px 14px;color:#92600e;border-radius:0 12px 12px 0;font-size:14px;margin:12px 0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.related{background:#ffffff85;border:1px solid rgba(255,255,255,.72);-webkit-backdrop-filter:blur(16px) saturate(160%);backdrop-filter:blur(16px) saturate(160%);border-radius:14px;padding:12px 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