:root{color-scheme:light dark;--canvas:#F6FAFE;--surface:#FFFFFF;--soft:#EAF4FC;--ink:#223747;--muted:#5D7283;--line:#D8E6EF;--action:#246B9A;--action-ink:#FFFFFF;--danger:#B33D4B;--danger-ink:#FFFFFF;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--canvas)}
*{box-sizing:border-box}body{margin:0;min-width:320px;line-height:1.8}main{max-width:1080px;margin:0 auto;padding:0 32px 40px}a{color:var(--action);text-underline-offset:4px}.portal-header{min-height:80px;display:flex;align-items:center;justify-content:space-between;gap:24px;border-bottom:1px solid var(--line)}.portal-header a{font-size:20px;font-weight:650;text-decoration:none;color:var(--ink)}.portal-header span{color:var(--muted);font-size:14px}.portal-title{margin-block:40px 32px}h1{font-size:30px;line-height:1.45;margin:0;font-weight:650}h2{font-size:18px;line-height:1.6;margin:0 0 20px;font-weight:650}.portal-title p{color:var(--muted);margin:8px 0 0;font-size:14px}.portal-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:36px;align-items:start}section,form{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:24px;margin:0 0 20px}p{font-size:15px;margin:16px 0;color:var(--muted)}p[lang=en]{font-size:13px;line-height:1.75}.warning{margin-top:24px;padding:18px;border:1px solid var(--line);border-radius:12px;background:var(--soft)}.warning strong{font-size:14px;font-weight:650}.warning p:last-child{margin-bottom:0}.verification-panel{position:sticky;top:24px}label{display:block;font-size:14px;font-weight:550;margin:20px 0 8px}input{width:100%;min-height:48px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;font:inherit;color:var(--ink);background:var(--canvas)}button{min-height:48px;margin:16px 0 0;padding:11px 16px;border:1px solid var(--action);border-radius:10px;background:var(--surface);color:var(--action);font:inherit;font-size:14px;font-weight:550;cursor:pointer}#verify,#cancel{display:block;width:100%;background:var(--action);color:var(--action-ink)}button.danger{background:var(--danger);border-color:var(--danger);color:var(--danger-ink);width:100%}button:disabled{opacity:.55;cursor:wait}button:hover:enabled{filter:brightness(.94)}button:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid var(--action);outline-offset:3px}pre{white-space:pre-wrap;overflow-wrap:anywhere;font:inherit;font-size:14px;padding:16px;background:var(--soft);border-radius:10px}#notice{min-height:2em;color:var(--danger);font-size:14px;overflow-wrap:anywhere}footer{border-top:1px solid var(--line);padding-top:24px;margin-top:24px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;font-size:13px}[hidden]{display:none!important}
@media(prefers-color-scheme:dark){:root{--canvas:#111D27;--surface:#192A37;--soft:#223E52;--ink:#ECF4FA;--muted:#B0C2D0;--line:#405768;--action:#A9D8F5;--action-ink:#173044;--danger:#FFB0B8;--danger-ink:#352027}}
@media(max-width:720px){main{padding-inline:20px}.portal-header{min-height:68px}.portal-title{margin-block:28px 24px}h1{font-size:26px}.portal-grid{grid-template-columns:1fr;gap:4px}.verification-panel{position:static}section,form{padding:20px;border-radius:16px}h2{font-size:17px}.portal-header a{font-size:18px}}