:root{color:#3b251a;font-synthesis:none;--orange:#f36b18;--brown:#4b2b1c;--cream:#fffaf5;--line:#eadfd4;background:#f4eee8;font-family:PingFang SC,Microsoft YaHei,system-ui,sans-serif}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%;width:100%;overflow-x:hidden}body{width:100%;min-width:0;min-height:100vh;margin:0;overflow-x:hidden}button,input{font:inherit}button{cursor:pointer}.page-shell{background:linear-gradient(180deg,#f36b18 0 180px,var(--cream) 330px);width:100%;min-height:100vh;padding-top:118px;display:block}.brand-panel{height:auto;min-height:0;color:inherit;background:0 0;padding:0;position:relative;overflow:visible}.brand-panel:after{content:"";pointer-events:none;background:linear-gradient(#5c2b090d 25%,#461c059e 100%);position:absolute;inset:0}.brand-logo{z-index:2;object-fit:contain;filter:drop-shadow(0 12px 24px #5222042e);width:98px;height:98px;position:absolute;top:-104px;left:50%;transform:translate(-50%)}.brand-copy{display:none}.brand-copy span,.eyebrow{letter-spacing:.2em;font-size:13px;font-weight:700}.brand-copy h1{letter-spacing:.02em;margin:18px 0;font-family:Songti SC,STSong,serif;font-size:clamp(42px,4.2vw,68px);font-weight:600;line-height:1.22}.brand-copy p{color:#ffffffdb;max-width:470px;font-size:17px;line-height:1.8}.brand-photo,.brand-panel:after{display:none}.form-panel{width:min(680px,100% - 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