:root{
  --bg:#070a14;
  --panel:#101526;
  --panel2:#161b2e;
  --ink:#f4f6fb;
  --mute:#94a3b8;
  --line:rgba(148,163,184,.16);
  --blue:#3b82f6;
  --vio:#a855f7;
  --grad:linear-gradient(90deg,#3b82f6,#a855f7);
  --ok:#34d399;
  --wait:#fbbf24;
  --bad:#f87171;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 "DM Sans",system-ui,sans-serif}
.shell{display:grid;grid-template-columns:200px 1fr;min-height:100vh}
@media(max-width:760px){.shell{grid-template-columns:1fr}.side{position:sticky;top:0;z-index:5;flex-direction:row;flex-wrap:wrap;border-right:0;border-bottom:1px solid var(--line)}}
.side{background:#0b0f1c;border-right:1px solid var(--line);padding:1rem .75rem 2rem;display:flex;flex-direction:column;gap:.25rem}
.brand{display:flex;align-items:center;gap:.55rem;padding:.35rem .5rem 1rem;font-weight:700;letter-spacing:-.03em}
.brand img{width:32px;height:32px;border-radius:9px}
.brand small{display:block;font-weight:500;color:var(--mute);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase}
.side button.tab{
  appearance:none;border:0;background:transparent;color:var(--mute);text-align:left;
  padding:.5rem .7rem;border-radius:9px;cursor:pointer;font:650 13px/1.3 "DM Sans",system-ui,sans-serif
}
.side button.tab:hover{background:rgba(255,255,255,.04);color:var(--ink)}
.side button.tab.on{background:rgba(59,130,246,.14);color:#fff;box-shadow:inset 0 0 0 1px rgba(59,130,246,.35)}
.main{padding:1.1rem 1.2rem 6rem;max-width:1100px}
.top{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin:0 0 1rem}
.pill{border-radius:999px;padding:.4rem .75rem;font-size:.78rem;display:flex;flex-direction:column;gap:.1rem;max-width:18rem}
.pill.ok{background:rgba(52,211,153,.12);color:var(--ok);border:1px solid rgba(52,211,153,.3)}
.pill.wait{background:rgba(251,191,36,.1);color:#fde68a;border:1px solid rgba(251,191,36,.28)}
h1{font-size:1.35rem;letter-spacing:-.03em;margin:.1rem 0 .35rem}
.lead{color:var(--mute);max-width:40rem;margin:0 0 1rem;font-size:.92rem}
.kicker{color:#c4b5fd;letter-spacing:.14em;text-transform:uppercase;font-size:.65rem;font-weight:650;margin:0 0 .3rem}
.panel{display:none}
.panel.on{display:block}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:1rem 1.05rem;margin:0 0 .75rem}
.card h2{font-size:.95rem;margin:0 0 .55rem;letter-spacing:-.02em}
.grid2{display:grid;gap:.75rem}
@media(min-width:640px){.grid2{grid-template-columns:1fr 1fr}}
label.tog,label.row{display:flex;align-items:flex-start;gap:.6rem;margin:.42rem 0;cursor:pointer}
label.tog span,label.row span{flex:1}
input[type=checkbox]{accent-color:var(--vio);width:1.05rem;height:1.05rem;margin-top:.15rem}
.field{display:flex;flex-direction:column;gap:.28rem;margin:.5rem 0}
.field span,.field label{font-size:.8rem;color:var(--mute)}
input[type=text],input[type=url],input[type=number],input[type=email],select,textarea{
  border:1px solid var(--line);background:var(--panel2);color:var(--ink);border-radius:10px;
  padding:.55rem .7rem;font:inherit;width:100%;max-width:28rem
}
textarea{max-width:100%;min-height:7rem;resize:vertical}
.step{display:flex;align-items:center;justify-content:space-between;gap:.5rem;border-bottom:1px solid var(--line);padding:.3rem 0}
.step:last-child{border-bottom:0}
.move button{border:1px solid var(--line);background:var(--panel2);color:var(--ink);border-radius:8px;width:1.8rem;height:1.8rem;cursor:pointer}
.filter-row{display:grid;gap:.45rem;border:1px solid var(--line);border-radius:12px;padding:.7rem .75rem;margin:.45rem 0;background:var(--panel2)}
@media(min-width:640px){.filter-row{grid-template-columns:1.1fr 1.4fr auto;align-items:end}}
.filter-row .field{margin:0}
button.ghost,button.kill{
  appearance:none;border:1px solid var(--line);background:transparent;color:var(--ink);
  border-radius:999px;padding:.4rem .8rem;cursor:pointer;font:650 13px/1 "DM Sans",system-ui,sans-serif
}
button.kill{color:var(--bad)}
#iframe-out{width:100%;min-height:7rem;font:13px/1.4 ui-monospace,monospace;border:1px solid var(--line);border-radius:12px;padding:.7rem;background:var(--panel2);color:var(--ink)}
.lock{color:#fbbf24;font-size:.78rem}
.muted{color:var(--mute);font-size:.88rem}
code{font-size:.78rem;background:rgba(59,130,246,.15);padding:.05rem .35rem;border-radius:5px}
.live ul{margin:.35rem 0 0;padding-left:1.1rem}
.foot{
  position:sticky;bottom:0;background:linear-gradient(180deg,transparent,rgba(7,10,20,.92) 28%);
  padding:1rem 0 .3rem;display:flex;align-items:center;gap:.8rem;flex-wrap:wrap
}
button.save{
  appearance:none;border:0;background:var(--grad);color:#fff;font:700 14px/1 "DM Sans",system-ui,sans-serif;
  border-radius:999px;padding:.7rem 1.15rem;cursor:pointer
}
#save-msg{font-size:.88rem;color:var(--mute)}
#save-msg.ok{color:var(--ok)}
#save-msg.bad{color:var(--bad)}
.hint{font-size:.8rem;color:var(--mute);margin:.7rem 0 .2rem}
.seg{display:grid;gap:.5rem}
@media(min-width:640px){.seg{grid-template-columns:repeat(2,1fr)}}
.chip{background:var(--panel2);border:1px solid var(--line);border-radius:12px;padding:.7rem .8rem}
.radios{margin:.35rem 0}
.funnel-layout{display:grid;gap:1rem}
@media(min-width:960px){.funnel-layout{grid-template-columns:1fr 300px;align-items:start}}
.funnel{display:flex;flex-direction:column;gap:0}
.funnel-page-card{
  background:var(--panel2);border:1px solid var(--line);border-radius:16px;padding:.85rem .9rem;margin:0
}
.funnel-page-card.off{opacity:.45}
.funnel-join{display:flex;align-items:center;gap:.5rem;padding:.15rem 0 .15rem 1.15rem;color:var(--mute);font-size:.75rem}
.funnel-join:before{content:"";width:2px;height:18px;background:linear-gradient(#a855f7,#3b82f6);border-radius:2px}
.fp-head{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;margin:0 0 .5rem}
.fp-num{
  width:1.7rem;height:1.7rem;border-radius:999px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font:700 12px/1 "DM Sans",system-ui,sans-serif
}
.fp-label{flex:1;min-width:8rem;max-width:18rem}
.fp-stats{font-size:.75rem;color:var(--mute);margin-left:auto}
.fp-stats b{color:var(--ink);font-weight:700}
.fp-bar{height:6px;background:rgba(148,163,184,.16);border-radius:99px;overflow:hidden;margin:.2rem 0 .55rem}
.fp-bar i{display:block;height:100%;background:var(--grad);width:0}
.fp-blocks{display:flex;flex-wrap:wrap;gap:.4rem;min-height:2rem}
.fp-block{
  display:flex;align-items:center;gap:.3rem;background:var(--panel);border:1px dashed var(--line);
  border-radius:999px;padding:.28rem .5rem .28rem .65rem;font-size:.78rem;font-weight:650;cursor:grab
}
.fp-block button{border:0;background:transparent;color:var(--mute);cursor:pointer;font-size:.85rem;padding:0 .15rem}
.fp-add{display:flex;flex-wrap:wrap;gap:.4rem;align-items:center;margin:.55rem 0 0}
.fp-add select{max-width:14rem}
.funnel-preview{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:.8rem;position:sticky;top:.6rem}
.funnel-preview iframe{width:100%;min-height:520px;border:0;border-radius:12px;background:#fbf8f1}
.funnel-unused{margin-top:.7rem}
.sample-pill{font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;color:#fde68a;border:1px solid rgba(251,191,36,.35);border-radius:999px;padding:.15rem .45rem}