:root{--ink:#1e293b;--mut:#64748b;--line:#e2e8f0;--bg:#f6f7fb;--card:#fff;--acc:#15803d;--acc2:#166534;}
/* 本项目所有收益用于行善，请珍惜自己的福报，勿破解，谢谢您！ */
*{box-sizing:border-box;margin:0;padding:0}
body{font:15px/1.55 -apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.hidden{display:none!important}
.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:9}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:58px}
.brand{font-weight:800;font-size:19px;text-decoration:none;color:var(--ink)}
.brand span{color:var(--acc)}
.top nav{display:flex;gap:14px;align-items:center}
.top nav a{color:var(--mut);text-decoration:none;font-size:14px}
.top nav a:hover{color:var(--acc)}
.btn{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:9px;padding:8px 14px;font-size:14px;font-weight:600;cursor:pointer;text-decoration:none}
.btn:hover{border-color:var(--acc);color:var(--acc)}
.btn.primary{background:var(--acc);border-color:var(--acc);color:#fff}
.btn.primary:hover{background:var(--acc2);color:#fff}
.btn.ghost{border-color:transparent;background:transparent}
.btn.big{padding:12px 22px;font-size:16px}
.btn.pro{background:#111827;border-color:#111827;color:#fbbf24}
.hero{text-align:center;padding:40px 0 24px}
.hero h1{font-size:clamp(26px,4vw,40px);letter-spacing:-.5px;line-height:1.15}
.hero em{color:var(--acc);font-style:normal}
.hero p{color:var(--mut);max-width:660px;margin:12px auto 0}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px;margin-bottom:22px}
label{display:block;font-size:13px;color:var(--mut);margin-bottom:8px}
input,textarea,select{width:100%;margin-top:3px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;font:inherit;color:var(--ink);background:#fff}
input:focus,textarea:focus,select:focus{outline:2px solid color-mix(in srgb,var(--acc) 25%,white);border-color:var(--acc)}
input[type=checkbox],input[type=radio]{width:auto;margin-top:0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}
@media(max-width:640px){.grid2,.grid3{grid-template-columns:1fr 1fr}}
.tabs{display:flex;gap:6px;margin-bottom:14px;flex-wrap:wrap}
.tabs button{border:1px solid var(--line);background:#fff;color:var(--mut);border-radius:8px;padding:7px 14px;font:inherit;font-size:13px;font-weight:600;cursor:pointer}
.tabs button.on{background:var(--acc);border-color:var(--acc);color:#fff}
.seo h2{font-size:19px;margin:6px 0 10px}
.seo h3{font-size:15px;margin:14px 0 4px}
.seo p,.seo li{color:#475569}
.seo ol,.seo ul{padding-left:20px;display:grid;gap:6px}
.hint{color:var(--mut);font-size:13px;margin-top:10px}
.hint a{color:var(--acc)}
.foot{border-top:1px solid var(--line);background:#fff;padding:18px 0;margin-top:10px}
.foot .wrap{display:flex;justify-content:space-between;gap:10px;color:var(--mut);font-size:13px;flex-wrap:wrap}
.foot a{color:var(--mut)}
.modal{position:fixed;inset:0;background:rgba(15,23,42,.55);display:flex;align-items:center;justify-content:center;z-index:99;padding:20px}
.modalCard{background:#fff;border-radius:16px;padding:28px;max-width:420px;width:100%;text-align:center}
.modalCard h3{font-size:20px;margin-bottom:12px}
.modalCard .price{color:var(--acc)}
.modalCard ul{list-style:none;text-align:left;display:grid;gap:8px;margin:0 0 18px;font-size:14px;color:#334155}
.modalCard .btn{width:100%;margin-top:8px}
.mono{font-family:ui-monospace,SFMono-Regular,Consolas,"Courier New",monospace}
/* site-specific: offer acceptance letter engine */
.cols{display:grid;grid-template-columns:430px 1fr;gap:22px;padding-bottom:30px}
@media(max-width:960px){.cols{grid-template-columns:1fr}}
.form h2{font-size:13px;text-transform:uppercase;letter-spacing:.8px;color:var(--acc);margin:18px 0 8px}
.form h2:first-child{margin-top:0}
.previewBar{display:flex;align-items:center;gap:12px;margin-bottom:10px;flex-wrap:wrap}
.previewBar h2{font-size:15px;margin-right:auto}
.sheetScroll{overflow-x:auto;padding-bottom:6px}
.sheet{width:794px;min-height:1000px;background:#fff;border:1px solid var(--line);border-radius:6px;padding:64px 72px;display:flex;flex-direction:column;font-size:14.5px;color:#111827}
.letterDate{margin-bottom:30px}
.letterAddr{white-space:pre-line;margin-bottom:24px;line-height:1.55}
.letterSalut{margin-bottom:14px}
.letterBody p{margin-bottom:13px}
.letterSign{margin-top:auto;padding-top:30px}
.letterSign .sig{margin-top:30px;border-top:1px solid #94a3b8;display:inline-block;padding-top:6px;font-weight:600}
.emailCard{margin-top:18px}
.emailText{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px;font-size:13px;white-space:pre-wrap;color:#334155}
.footLink{font-size:12px;color:#9ca3af;margin-top:12px}
.chk{display:flex;align-items:center;gap:8px;margin:10px 0}
.chk input{width:auto}
.hint{color:var(--mut);font-size:13px;margin-top:10px}
.mut{color:var(--mut)}
@media print{
  body{background:#fff}
  .top,.hero,.form,.previewBar,.hint,.foot,.seo,.modal,.footLink,.emailCard{display:none!important}
  .cols{display:block;padding:0}
  .previewCol{display:block}
  .sheetScroll{overflow:visible;padding:0}
  .sheet{width:100%;min-height:auto;border:none;border-radius:0;padding:12mm}
}

.paySlot{min-height:120px;margin-top:12px}
.modalCard .mut{color:#64748b;font-size:13px;margin-bottom:4px}