:root{--ink:#171a1e;--ink-soft:#565b60;--ink-faint:#8b8f92;--paper:#f6f4ee;--paper-dim:#eeebe1;--panel:#fff;--line:#d9d4c6;--navy:#141d29;--navy-soft:#24344a;--orange:#cf5322;--orange-soft:#f3e0d1;--orange-deep:#a5401a;--blue:#2f6690;--blue-soft:#dde7ee;--green:#3f6b46;--green-soft:#e2ebe1;--f-head:"Archivo","Segoe UI",-apple-system,"Noto Sans SC","Microsoft YaHei",sans-serif;--f-body:"Source Sans 3","Segoe UI",-apple-system,"Noto Sans SC","Microsoft YaHei",sans-serif;--f-mono:"IBM Plex Mono",ui-monospace,Consolas,"Noto Sans SC",monospace;--w:1180px}*{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%}body{font-family:var(--f-body);background:var(--paper);color:var(--ink);-webkit-font-smoothing:antialiased;font-size:16px;line-height:1.62}a{color:inherit}img{max-width:100%;display:block}[data-l]{display:none}body[data-lang=tr] [data-l=tr],body[data-lang=zh] 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var(--line);background:var(--panel);width:100%;height:calc(100vh - 62px)}.viewer iframe{border:0;width:100%;height:100%;display:block}.viewbar{border-bottom:1px solid var(--line);background:var(--paper-dim);z-index:50;flex-wrap:wrap;align-items:center;gap:14px;padding:12px 24px;display:flex;position:sticky;top:62px}.viewbar .t{font-family:var(--f-head);font-size:15px;font-weight:650}.viewbar .acts{flex-wrap:wrap;gap:8px;margin-left:auto;display:flex}.viewbar a{font-family:var(--f-mono);letter-spacing:.06em;color:var(--navy);border:1px solid var(--line);background:var(--panel);padding:6px 12px;font-size:11.5px;text-decoration:none}.viewbar a:hover{background:var(--navy);color:#fff;border-color:var(--navy)}.gate{background:var(--navy);place-items:center;min-height:100vh;padding:24px;display:grid}.gate-box{background:var(--paper);border:1px solid var(--navy-soft);width:100%;max-width:400px;padding:40px 36px}.gate-box .gate-logo{width:104px;height:auto;margin-bottom:26px}.gate-box 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