:root{
  --teal:#3CC5C6; --teal-dk:#2AA3A4; --navy:#0C2233; --navy2:#16394f;
  --ink:#0F1519; --ink2:#3a4a53;
  --bg:#eef2f3; --card:#fff; --good:#1FA971; --bad:#E5533D; --warn:#B98700;
  --line:#e4eaec; --shadow:0 10px 30px rgba(12,34,51,.10);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Poppins',"Segoe UI",system-ui,sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
img{display:block}a{text-decoration:none;color:inherit}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}
.muted{color:var(--ink2)}.small{font-size:12px}.center{text-align:center}
.btn{display:inline-block;background:var(--teal);color:#fff;font-weight:600;padding:12px 22px;border-radius:11px;box-shadow:0 6px 16px rgba(23,184,196,.3);border:none;cursor:pointer;font-size:14.5px}
.btn:hover{background:var(--teal-dk)}
.btn.ghost{background:#fff;color:var(--ink);box-shadow:none;border:1.5px solid var(--line)}
.btn.sm{padding:8px 14px;font-size:13px;border-radius:9px}
.btn.full{width:100%;margin-top:10px}
.btn:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}
.pill{display:inline-flex;align-items:center;gap:7px;background:rgba(23,184,196,.12);color:var(--teal-dk);font-weight:600;font-size:12.5px;padding:6px 13px;border-radius:999px}
.demo-banner{background:#0F1519;color:#cfe9ec;text-align:center;font-size:12.5px;padding:7px}
.demo-banner b{color:#7fe6ee}
.nav{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.nav .in{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.logo{font-weight:700;font-size:21px;letter-spacing:-.5px}.logo b{color:var(--teal)}
.nav .links{display:flex;gap:8px;align-items:center}
.nav .links a{padding:8px 13px;border-radius:9px;font-weight:500;font-size:14px;color:var(--ink2)}
.nav .links a.on,.nav .links a:hover{background:rgba(23,184,196,.12);color:var(--teal-dk)}

/* landing */
.hero{background:linear-gradient(160deg,#0C2233 0%,#123c52 60%,#2AA3A4 135%);color:#fff;padding:64px 0 72px}
.hero .pill{background:rgba(127,230,238,.16);color:#7fe6ee}
.hero h1{font-size:44px;line-height:1.08;letter-spacing:-1.3px;margin:18px 0 16px}
.hero .lead{font-size:17px;line-height:1.55;max-width:680px;color:#d6e6e9}
.hero .cta{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}
.band{margin:52px auto}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature{background:#fff;border-radius:18px;box-shadow:var(--shadow);padding:24px}
.feature .fi{font-size:26px;margin-bottom:8px}
.feature h3{font-size:16.5px;margin-bottom:6px}
.feature p{font-size:13.5px;color:var(--ink2);line-height:1.5}
h2.center{font-size:28px;letter-spacing:-.6px;margin-top:8px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:26px}
.step{display:flex;gap:13px;align-items:flex-start;background:#fff;border-radius:16px;box-shadow:var(--shadow);padding:20px}
.step span{width:34px;height:34px;flex:0 0 auto;border-radius:50%;background:var(--teal);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center}
.step b{font-size:15px}.step p{font-size:13px;color:var(--ink2);margin-top:3px}
.foot{background:#0F1519;color:#9fb4b9;padding:34px 0;margin-top:60px}
.foot .logo{margin-bottom:8px}.foot p{font-size:12.5px;max-width:620px}

/* studio */
body.app{background:#e7edee}
.studio{display:grid;grid-template-columns:380px 1fr;gap:0;height:calc(100vh - 96px)}
.controls{background:#fff;border-right:1px solid var(--line);padding:20px 20px 40px;overflow-y:auto}
.controls .sec{font-size:12px;text-transform:uppercase;letter-spacing:.7px;color:var(--teal-dk);margin:22px 0 4px;font-weight:700}
.controls .sec:first-child{margin-top:2px}
label{display:block;font-size:12px;color:var(--ink2);margin:11px 0 4px;font-weight:500}
input,select,textarea{width:100%;padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;font-size:14px;font-family:inherit;background:#fff}
input:focus,select:focus{outline:none;border-color:var(--teal)}
input[type=file]{padding:8px;font-size:12.5px}
.rowf{display:flex;gap:10px}.rowf>*{flex:1}
.tabs{display:flex;gap:7px;flex-wrap:wrap}
.tab{padding:8px 13px;border-radius:9px;border:1.5px solid var(--line);background:#fff;font-weight:600;cursor:pointer;font-size:12.5px}
.tab.on{background:var(--teal);color:#fff;border-color:var(--teal)}
.bgs{display:flex;gap:8px;flex-wrap:wrap}
.bg{width:46px;height:46px;border-radius:10px;cursor:pointer;border:2.5px solid transparent;box-shadow:inset 0 0 0 1px rgba(0,0,0,.08)}
.bg.on{border-color:var(--teal)}
.toggle{display:inline-flex;align-items:center;gap:8px;cursor:pointer;font-size:12.5px;font-weight:500;color:var(--ink2)}
.toggle input{display:none}
.sw{width:38px;height:22px;border-radius:999px;background:#cfd8db;position:relative;transition:.15s;flex:0 0 auto}
.sw:after{content:"";position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:#fff;transition:.15s}
.toggle input:checked + .sw{background:var(--teal)}.toggle input:checked + .sw:after{left:18px}
.comp{margin-top:14px;font-size:12.5px;font-weight:600;padding:9px 12px;border-radius:10px}
.comp.ok{background:rgba(31,169,113,.13);color:var(--good)}
.comp.bad{background:rgba(229,83,61,.13);color:var(--bad)}
.lockline{font-size:11px;color:var(--ink2);margin-top:12px;line-height:1.45}
.stage{padding:24px;overflow:auto;display:flex;flex-direction:column;align-items:center}
.stagebar{display:flex;gap:12px;align-items:center;margin-bottom:14px;align-self:stretch;justify-content:center}
.canvaswrap{background:
   linear-gradient(45deg,#dde5e6 25%,transparent 25%),
   linear-gradient(-45deg,#dde5e6 25%,transparent 25%),
   linear-gradient(45deg,transparent 75%,#dde5e6 75%),
   linear-gradient(-45deg,transparent 75%,#dde5e6 75%);
   background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0;
   padding:14px;border-radius:14px;box-shadow:var(--shadow);max-width:100%}
#cv{max-width:100%;max-height:62vh;border-radius:4px;display:block;box-shadow:0 4px 18px rgba(0,0,0,.18)}
.safenote{font-size:12px;color:var(--ink2);margin-top:14px;max-width:640px;text-align:center;line-height:1.5}
#toast{position:fixed;right:20px;bottom:20px;display:flex;flex-direction:column;gap:10px;z-index:100}
.toast{background:#0F1519;color:#fff;padding:14px 16px;border-radius:12px;box-shadow:var(--shadow);max-width:320px;font-size:13.5px}
.toast b{color:#7fe6ee}

/* campaign planner */
.camp{padding:26px 22px 60px}
.camptop h2{font-size:26px;letter-spacing:-.5px}
.profilebar{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;margin:18px 0 22px;box-shadow:var(--shadow)}
.campcards{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.ccard{background:#fff;border:1.5px solid var(--line);border-radius:16px;padding:18px;cursor:pointer;transition:.12s}
.ccard:hover{border-color:var(--teal);transform:translateY(-2px)}
.ccard.on{border-color:var(--teal);box-shadow:0 8px 22px rgba(23,184,196,.22)}
.ccard .cemoji{font-size:26px}
.ccard .cttl{font-weight:700;font-size:16px;margin-top:6px}
.ccard .caud{font-size:11.5px;color:var(--teal-dk);font-weight:600;margin-top:2px}
.ccard .cblurb{font-size:12.5px;color:var(--ink2);margin-top:8px;line-height:1.45}
.ccard .cmeta{font-size:11px;color:var(--ink2);margin-top:10px;font-weight:600}
.campdetail{margin-top:26px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:22px}
.detailbar{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;flex-wrap:wrap}
.detailbar h3{font-size:20px}
.detailbtns{display:flex;gap:8px;flex-wrap:wrap}
.post{border:1px solid var(--line);border-radius:14px;padding:16px;margin-top:14px;background:#fcfefe}
.phead{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:10px}
.tone{font-size:11px;font-weight:700;padding:4px 10px;border-radius:999px}
.tpro{background:rgba(14,150,162,.14);color:var(--teal-dk)}
.twarm{background:rgba(224,168,0,.16);color:var(--warn)}
.plat{font-size:11.5px;font-weight:600;background:#eef4f5;color:var(--ink2);padding:4px 10px;border-radius:999px}
.pdate{font-size:11.5px;font-weight:600;color:var(--ink2)}
.ptopic{font-size:12px;color:var(--ink2);margin-left:auto;font-style:italic}
.pcap{font-size:14px;line-height:1.55;color:var(--ink);white-space:pre-wrap;background:#fff;border:1px solid var(--line);border-radius:10px;padding:12px}
.pacts{display:flex;gap:8px;margin-top:10px;flex-wrap:wrap}

@media(max-width:900px){
  .grid3,.steps{grid-template-columns:1fr}
  .hero h1{font-size:32px}
  .studio{grid-template-columns:1fr;height:auto}
  .controls{border-right:none;border-bottom:1px solid var(--line)}
  #cv{max-height:none}
  .profilebar{grid-template-columns:1fr 1fr}
  .campcards{grid-template-columns:1fr 1fr}
}