@media screen and (max-width:640px){
  .gch-full-back{padding:0 !important;align-items:flex-end !important;}
  .gch-full-box{width:100% !important;max-width:100% !important;border-radius:20px 20px 0 0 !important;max-height:94vh !important;max-height:94svh !important;display:flex !important;flex-direction:column !important;}
  .gch-full-head{position:relative !important;flex:0 0 auto !important;display:grid !important;grid-template-columns:auto minmax(0,1fr) auto !important;align-items:center !important;column-gap:10px !important;row-gap:10px !important;padding:16px 14px 12px !important;}
  .gch-full-head > i{grid-area:1 / 1 / 2 / 2;}
  .gch-full-head > div{grid-area:1 / 2 / 2 / 3;min-width:0 !important;}
  .gch-full-head > .gch-full-x{grid-area:1 / 3 / 2 / 4;margin:0 !important;}
  .gch-full-head > .gch-ss-btn{grid-area:2 / 1 / 3 / 4;margin:0 !important;width:100% !important;justify-content:center !important;}
  .gch-full-head::before{content:'';position:absolute;top:6px;left:50%;transform:translateX(-50%);width:44px;height:4px;border-radius:99px;background:rgba(163,163,163,.35);}
  .gch-full-head > i{font-size:17px !important;}
  .gch-full-title{font-size:15.5px !important;}
  .gch-full-sub{font-size:11px !important;line-height:1.3 !important;}
  .gch-ss-btn{font-size:10.5px !important;padding:6px 10px !important;line-height:1.15 !important;}
  .gch-full-x{font-size:24px !important;padding:0 2px !important;}
  .gch-full-body{grid-template-columns:repeat(2,1fr) !important;gap:12px 10px !important;padding:14px 14px calc(10px + env(safe-area-inset-bottom)) !important;flex:1 1 auto !important;overflow-y:auto !important;-webkit-overflow-scrolling:touch;}
  .gch-full-body .fld.c2,.gch-full-body .fld.c4{grid-column:span 2 !important;}
  .gch-full-body label{font-size:11.5px !important;}
  .gch-full-body .fld > label{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .gch-full-body input,.gch-full-body select,.gch-full-body textarea{font-size:16px !important;padding:11px 12px !important;border-radius:12px !important;}
  .gch-full-body input[type="checkbox"],.gch-full-body input[type="radio"]{width:auto !important;min-width:0 !important;padding:0 !important;}
  .gch-file-drop{grid-column:span 2 !important;}
  .gch-full-actions{grid-column:span 2 !important;position:sticky !important;bottom:0 !important;z-index:2 !important;display:grid !important;grid-template-columns:1fr 1fr !important;gap:10px !important;margin:6px 0 0 !important;padding:10px 0 4px !important;background:#111111 !important;}
  html:not(.dark) .gch-full-actions{background:#fff !important;}
  .gch-full-actions .gch-full-btn{width:100% !important;min-height:48px !important;justify-content:center !important;padding:12px 10px !important;font-size:14px !important;}
}