:root{
  --bg:#FAF8F3; --ink:#1A1A1A; --ink-soft:#4A4A46; --ink-faint:#7A7A72;
  --indigo:#1F3A5F; --indigo-soft:#3A5578; --gold:#B8863B; --gold-soft:#C8964B;
  --surface:#FFFFFF; --line:#E7E1D6; --line-strong:#D8CFBF;
  --shadow:0 1px 2px rgba(26,26,26,.04), 0 8px 24px rgba(26,26,26,.06);
  --radius:14px;
  --serif:"Songti SC","Noto Serif SC","Source Han Serif SC",Georgia,serif;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);
  line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased;
  background-image:radial-gradient(rgba(31,58,95,.035) 1px,transparent 1px);background-size:22px 22px;
}
.wrap{max-width:780px;margin:0 auto;padding:0 20px;}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;letter-spacing:.01em;line-height:1.3;}
a{color:var(--indigo);}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--indigo);
  background:rgba(31,58,95,.07);border:1px solid rgba(31,58,95,.14);border-radius:999px;padding:5px 13px;}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold);}

/* top nav */
.topbar{position:sticky;top:0;z-index:20;background:rgba(250,248,243,.92);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);}
.topbar .inner{max-width:780px;margin:0 auto;padding:11px 20px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;}
.topbar .brand{font-family:var(--serif);font-weight:600;font-size:15.5px;color:var(--ink);cursor:pointer;flex:0 0 auto;}
.topbar .brand .dot{color:var(--gold);}
.topbar nav{display:flex;gap:4px;flex-wrap:wrap;}
.topbar nav a{font-size:13px;color:var(--ink-soft);text-decoration:none;padding:6px 11px;border-radius:8px;cursor:pointer;}
.topbar nav a:hover{background:rgba(31,58,95,.06);}
.topbar nav a.active{background:var(--indigo);color:#fff;}

header.hero{padding:42px 0 24px;}
header.hero h1{font-size:29px;margin:18px 0 10px;}
header.hero .lead{font-size:17px;color:var(--ink-soft);max-width:580px;margin:0;}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:20px;font-size:13.5px;color:var(--ink-faint);}
.hero-meta span{display:inline-flex;align-items:center;gap:6px;}
.hero-meta span::before{content:"·";color:var(--gold);font-weight:700;}

/* tool cards on home */
.tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:8px 0 26px;}
.tool-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:20px 18px;cursor:pointer;transition:transform .12s ease,border-color .12s ease;text-align:left;}
.tool-card:hover{transform:translateY(-2px);border-color:var(--gold);}
.tool-card .ic{width:34px;height:34px;border-radius:9px;background:rgba(31,58,95,.08);color:var(--indigo);
  display:inline-flex;align-items:center;justify-content:center;font-family:var(--serif);font-size:17px;margin-bottom:10px;}
.tool-card h3{font-size:16.5px;margin:0 0 4px;}
.tool-card p{font-size:13.5px;color:var(--ink-faint);margin:0;line-height:1.55;}

.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:26px 24px;margin:0 0 20px;}
.card > h2{font-size:21px;margin:0 0 4px;}
.card .hint{font-size:14px;color:var(--ink-faint);margin:0 0 18px;}

.field{margin-bottom:20px;}
.field > label.q{display:block;font-weight:600;font-size:15.5px;margin-bottom:4px;color:var(--ink);}
.field .sub{font-size:13px;color:var(--ink-faint);margin-bottom:10px;}
select,input[type=text]{width:100%;font-family:inherit;font-size:15.5px;color:var(--ink);
  background:var(--bg);border:1px solid var(--line-strong);border-radius:10px;padding:11px 13px;appearance:none;-webkit-appearance:none;}
select:focus,input[type=text]:focus{outline:none;border-color:var(--indigo);box-shadow:0 0 0 3px rgba(31,58,95,.12);}
select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%231F3A5F' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px;}
.chips{display:flex;flex-wrap:wrap;gap:9px;}
.chip{position:relative;}
.chip input{position:absolute;opacity:0;width:0;height:0;}
.chip label{display:inline-block;cursor:pointer;font-size:14px;color:var(--ink-soft);
  background:var(--bg);border:1px solid var(--line-strong);border-radius:999px;padding:8px 15px;transition:all .12s ease;user-select:none;}
.chip input:checked + label{background:var(--indigo);color:#fff;border-color:var(--indigo);}
.chip input:focus-visible + label{box-shadow:0 0 0 3px rgba(31,58,95,.18);}
.radios{display:flex;flex-direction:column;gap:8px;}
.radios .chip label{border-radius:10px;display:block;}

button.go{width:100%;font-family:inherit;font-size:17px;font-weight:600;color:#fff;background:var(--indigo);
  border:none;border-radius:12px;padding:15px;cursor:pointer;transition:background .15s ease;letter-spacing:.02em;}
button.go:hover{background:#16304f;}
button.go:active{transform:translateY(1px);}
.form-foot{font-size:12.5px;color:var(--ink-faint);text-align:center;margin-top:12px;}

/* result */
.out{display:none;}
.out.show{display:block;animation:fade .35s ease;}
@keyframes fade{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:none;}}
.result-head{background:linear-gradient(180deg,#1F3A5F 0%,#16304f 100%);color:#fff;border-radius:var(--radius);
  padding:24px;margin-bottom:20px;box-shadow:var(--shadow);}
.result-head .badge{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.25);}
.result-head .badge::before{background:var(--gold-soft);}
.result-head h2{color:#fff;font-size:21px;margin:14px 0 6px;}
.result-head p{margin:0;color:rgba(255,255,255,.82);font-size:14.5px;}

.sec{margin-bottom:26px;}
.sec-title{display:flex;align-items:baseline;gap:10px;margin:0 0 14px;}
.sec-title .n{font-family:var(--serif);font-size:14px;color:#fff;background:var(--gold);border-radius:7px;
  width:26px;height:26px;display:inline-flex;align-items:center;justify-content:center;flex:0 0 auto;}
.sec-title h3{font-size:18px;margin:0;}

.diag-item{display:flex;gap:11px;padding:11px 0;border-bottom:1px dashed var(--line);}
.diag-item:last-child{border-bottom:none;}
.diag-item .dot{flex:0 0 auto;width:7px;height:7px;border-radius:50%;background:var(--gold);margin-top:9px;}
.diag-item b{color:var(--indigo);}
.diag-item .t{font-size:15px;color:var(--ink-soft);}

.pack{border:1px solid var(--line);border-radius:12px;padding:16px 18px;margin-bottom:12px;background:var(--bg);}
.pack.primary{border-color:var(--gold);background:linear-gradient(180deg,rgba(184,134,59,.06),transparent);}
.pack h4{font-size:16px;margin:0 0 4px;color:var(--ink);}
.pack .tag{font-size:11.5px;font-weight:600;color:var(--gold);letter-spacing:.04em;}
.pack .pbody{font-size:13.5px;color:var(--ink-faint);margin:4px 0 10px;}
.pack ul{margin:0;padding-left:18px;}
.pack li{font-size:14.5px;color:var(--ink-soft);margin-bottom:4px;}

/* generated copy block (朋友圈 / 脚本 / 话术) */
.copy{border:1px solid var(--line);border-radius:12px;overflow:hidden;margin-bottom:14px;background:var(--surface);}
.copy .ch{display:flex;justify-content:space-between;align-items:center;padding:10px 16px;background:var(--bg);border-bottom:1px solid var(--line);}
.copy .ch .label{font-size:12.5px;font-weight:600;color:var(--indigo);}
.copy .ch .ph{font-size:11px;color:var(--gold);border:1px solid rgba(184,134,59,.4);border-radius:999px;padding:2px 9px;}
.copy .body{padding:14px 16px;}
.copy .body .text{font-size:15px;color:var(--ink);white-space:pre-wrap;line-height:1.7;margin:0 0 10px;}
.copy .body .note{font-size:12.5px;color:var(--ink-faint);}
.copy .body .copybtn{font-family:inherit;font-size:12.5px;color:var(--indigo);background:rgba(31,58,95,.06);
  border:none;border-radius:8px;padding:6px 12px;cursor:pointer;}
.copy .body .copybtn:hover{background:rgba(31,58,95,.12);}
.copy .body .copybtn.done{color:#fff;background:var(--indigo);}

.kvs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;}
.kv{font-size:12.5px;color:var(--ink-soft);background:var(--bg);border:1px solid var(--line);border-radius:999px;padding:5px 12px;}
.kv b{color:var(--indigo);}

.titles li,.hooks li{font-size:15px;color:var(--ink-soft);margin-bottom:9px;line-height:1.55;}
.titles b,.hooks b{color:var(--indigo);}

.shots{counter-reset:sh;}
.shot{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);}
.shot:last-child{border-bottom:none;}
.shot .st{flex:0 0 auto;font-size:12px;font-weight:600;color:#fff;background:var(--indigo);border-radius:7px;padding:4px 9px;height:fit-content;min-width:58px;text-align:center;}
.shot .sd{font-size:14.5px;color:var(--ink-soft);}

.reply .ri{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);}
.reply .ri:last-child{border-bottom:none;}
.reply .ri .rl{flex:0 0 auto;font-size:12px;color:var(--gold);font-weight:600;min-width:96px;}
.reply .ri .rt{font-size:14.5px;color:var(--ink-soft);}

.path .ps{display:flex;gap:14px;margin-bottom:14px;}
.path .ps .pn{flex:0 0 auto;width:30px;height:30px;border-radius:9px;background:var(--indigo);color:#fff;
  font-family:var(--serif);font-size:14px;display:inline-flex;align-items:center;justify-content:center;}
.path .ps .pc h4{font-size:15.5px;margin:2px 0 2px;}
.path .ps .pc .pt{font-size:12.5px;color:var(--gold);font-weight:600;margin-bottom:3px;}
.path .ps .pc p{font-size:14px;color:var(--ink-soft);margin:0;}

.list-plain{margin:0;padding-left:18px;}
.list-plain li{font-size:14.5px;color:var(--ink-soft);margin-bottom:6px;}
.list-plain.warn li{color:var(--ink-soft);}
.list-plain.warn li::marker{color:var(--gold);}

.why li{font-size:14.5px;color:var(--ink-soft);margin-bottom:9px;}
.why b{color:var(--indigo);}

.cta-box{background:var(--surface);border:1px solid var(--gold);border-radius:var(--radius);padding:22px;text-align:center;box-shadow:var(--shadow);}
.cta-box h3{font-size:18px;margin:0 0 8px;}
.cta-box p{font-size:14px;color:var(--ink-soft);margin:0 0 14px;}
.cta-box .wx{display:inline-block;font-weight:600;color:#fff;background:var(--indigo);border-radius:10px;padding:11px 24px;text-decoration:none;}
.cta-box .sm{font-size:12.5px;color:var(--ink-faint);margin-top:12px;}

.redo{text-align:center;margin:6px 0 30px;}
.redo button{font-family:inherit;font-size:14px;color:var(--indigo);background:none;border:none;cursor:pointer;text-decoration:underline;text-underline-offset:3px;}

footer{border-top:1px solid var(--line);padding:24px 0 44px;margin-top:10px;}
footer p{font-size:12.5px;color:var(--ink-faint);margin:0 0 8px;line-height:1.7;}
footer a{color:var(--indigo-soft);}

@media(max-width:560px){
  header.hero h1{font-size:24px;}
  .card{padding:22px 18px;}
  body{font-size:15.5px;}
  .tool-grid{grid-template-columns:1fr;}
  .reply .ri{flex-direction:column;gap:3px;}
  .reply .ri .rl{min-width:0;}
}