:root{--site-blue:#0054ff;--site-ink:#172033;--site-muted:#667085;--site-line:#dce4f2;--site-bg:#f5f7fb;--site-width:1120px;--site-radius:18px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--site-bg);color:var(--site-ink);font:15px/1.65 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:var(--site-blue)}[hidden]{display:none!important}
.site-header{background:#ffffffed;border-bottom:1px solid var(--site-line);backdrop-filter:blur(12px)}.site-header-inner{max-width:var(--site-width);margin:auto;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:84px}.site-logo{flex:none;display:block}.site-logo img{display:block;width:164px;height:48px;object-fit:contain}.site-links{display:flex;align-items:center;gap:8px}.site-links a{display:flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:10px;text-decoration:none;color:#475467;font-size:15px;white-space:nowrap}.site-links a:hover{background:#edf3ff;color:var(--site-blue)}.site-links a[aria-current=page]{color:var(--site-blue);background:#e8f0ff;font-weight:700}
.site-main{width:min(var(--site-width),calc(100% - 40px));margin:0 auto;min-height:65vh}.site-footer{width:min(var(--site-width),calc(100% - 40px));margin:40px auto 0;padding:24px 0 30px;border-top:1px solid var(--site-line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px;color:var(--site-muted)}.site-footer a{text-decoration:none}
.site-btn{display:inline-flex;justify-content:center;align-items:center;min-height:46px;padding:10px 20px;border:1px solid var(--site-line);background:#fff;border-radius:12px;color:var(--site-ink);text-decoration:none;font-size:14px;font-weight:650;cursor:pointer}.site-btn.primary{background:var(--site-blue);border-color:var(--site-blue);color:#fff}.site-btn:hover{box-shadow:0 4px 12px #0054ff12}.site-kicker{color:var(--site-blue);font-size:12px;font-weight:700;letter-spacing:.1em}.site-heading{font-size:clamp(28px,4vw,42px);line-height:1.25;letter-spacing:-.03em;margin:12px 0}.site-description{color:var(--site-muted);line-height:1.8}.site-card{background:#fff;border:1px solid var(--site-line);border-radius:var(--site-radius);padding:28px;box-shadow:0 3px 16px #1b315908}.site-section-title{display:flex;justify-content:space-between;align-items:flex-end;gap:18px;margin-bottom:22px}.site-section-title h2{margin:6px 0 0;font-size:26px}.site-section-title p{margin:0;color:var(--site-muted);font-size:14px}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #a4beff;outline-offset:3px}
@media(max-width:1160px){.site-header-inner{margin:0 20px}}
@media(max-width:640px){.site-header-inner{min-height:100px;flex-direction:column;gap:0;align-items:flex-start;padding-top:12px;margin:0 16px}.site-logo img{width:128px;height:34px}.site-links{width:100%;gap:0;padding:7px 0}.site-links a{flex:1;min-height:40px;padding:0 8px;font-size:13px}.site-main{width:calc(100% - 32px)}.site-card{padding:22px}.site-footer{width:calc(100% - 32px);margin-top:28px;gap:10px}.site-footer span:nth-child(2){display:none}.site-section-title{align-items:flex-start;flex-direction:column;gap:8px}.site-section-title h2{font-size:23px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}