:root{
  --bg:#0b0e14; --bg2:#10151f; --card:#151b27; --line:#222c3d;
  --txt:#e6edf6; --muted:#8aa0bd; --brand:#66c0f4; --brand2:#1b6ca8;
  --green:#5ba32b; --green2:#76b900; --red:#e05a4a; --amber:#e0a23a;
  --radius:14px; --maxw:1120px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'Motiva Sans',Inter,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  background:radial-gradient(1200px 600px at 70% -10%,#1a2740 0%,var(--bg) 55%);
  color:var(--txt);line-height:1.55;-webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.btn{display:inline-block;padding:12px 22px;border-radius:10px;font-weight:600;cursor:pointer;
  border:1px solid transparent;font-size:15px;transition:.15s;text-align:center}
.btn-primary{background:linear-gradient(90deg,var(--green2),var(--green));color:#0b0e14}
.btn-primary:hover{filter:brightness(1.08)}
.btn-ghost{background:var(--card);border:1px solid var(--line);color:var(--txt)}
.btn-ghost:hover{border-color:var(--brand)}
.btn-block{display:block;width:100%}
.btn-sm{padding:7px 14px;font-size:13px;border-radius:8px}
.muted{color:var(--muted)}

/* nav */
header.nav{position:sticky;top:0;z-index:30;backdrop-filter:blur(10px);
  background:rgba(11,14,20,.72);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:.3px}
.logo .dot{width:26px;height:26px;border-radius:7px;background:linear-gradient(135deg,var(--brand),var(--brand2));
  display:grid;place-items:center;color:#04101c;font-size:15px}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{color:var(--muted);font-weight:500}
.nav-links a:hover{color:var(--txt)}

/* hero */
.hero{padding:90px 0 60px;text-align:center}
.badge{display:inline-block;padding:6px 14px;border:1px solid var(--line);border-radius:999px;
  color:var(--brand);font-size:13px;margin-bottom:22px;background:var(--card)}
.hero h1{font-size:clamp(34px,5vw,58px);line-height:1.05;margin:0 0 18px;font-weight:800;letter-spacing:-.5px}
.hero h1 .hl{background:linear-gradient(90deg,var(--brand),var(--green2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.sub{font-size:clamp(16px,2vw,21px);color:var(--muted);max-width:680px;margin:0 auto 32px}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.price-pill{margin-top:26px;color:var(--muted);font-size:14px}
.price-pill b{color:var(--green2);font-size:17px}

/* sections */
section{padding:70px 0}
section h2{font-size:clamp(26px,3.5vw,38px);text-align:center;margin:0 0 12px;font-weight:800}
section .lead{text-align:center;color:var(--muted);max-width:640px;margin:0 auto 48px}
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:var(--muted);font-size:15px}
.step-n{width:36px;height:36px;border-radius:9px;background:var(--bg2);border:1px solid var(--line);
  display:grid;place-items:center;color:var(--brand);font-weight:800;margin-bottom:14px}
.feature-ico{margin-bottom:14px;width:44px;height:44px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(102,192,244,.16),rgba(27,108,168,.12));border:1px solid var(--line)}
.feature-ico svg{width:23px;height:23px;stroke:var(--brand);fill:none;stroke-width:1.8;
  stroke-linecap:round;stroke-linejoin:round}

/* pricing */
.pricewrap{display:flex;justify-content:center}
.pricecard{max-width:420px;width:100%;text-align:center;border:1px solid var(--brand);
  box-shadow:0 0 0 1px rgba(102,192,244,.15),0 20px 60px -20px rgba(102,192,244,.35)}
.bigprice{font-size:58px;font-weight:800;margin:8px 0 0}
.bigprice small{font-size:18px;color:var(--muted);font-weight:500}
.pricecard ul{list-style:none;padding:0;margin:24px 0;text-align:left}
.pricecard li{padding:9px 0;border-bottom:1px solid var(--line);color:var(--muted)}
.pricecard li::before{content:"✓";color:var(--green2);font-weight:800;margin-right:10px}

/* faq */
.faq details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-bottom:12px}
.faq summary{cursor:pointer;font-weight:600;font-size:16px}
.faq p{color:var(--muted);margin:12px 0 0}

footer{border-top:1px solid var(--line);padding:40px 0;color:var(--muted);text-align:center;font-size:14px}

/* auth + panel */
.auth-wrap{min-height:calc(100vh - 64px);display:grid;place-items:center;padding:40px 20px}
.auth-card{width:100%;max-width:400px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
input,select,textarea{width:100%;padding:11px 13px;background:var(--bg2);border:1px solid var(--line);
  border-radius:9px;color:var(--txt);font-size:15px;font-family:inherit}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand)}
.tabs{display:flex;gap:8px;margin-bottom:22px}
.tabs button{flex:1;background:var(--bg2);border:1px solid var(--line);color:var(--muted);padding:10px;border-radius:9px;cursor:pointer}
.tabs button.active{background:var(--card);color:var(--txt);border-color:var(--brand)}
.err{color:var(--red);font-size:13px;margin-top:10px;min-height:18px}
.ok{color:var(--green2)}

.panel-top{display:flex;justify-content:space-between;align-items:center;padding:18px 0;border-bottom:1px solid var(--line);margin-bottom:26px;flex-wrap:wrap;gap:12px}
.balance{display:flex;gap:18px;align-items:center;flex-wrap:wrap}
.chip{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 14px;font-size:14px}
.chip b{color:var(--green2)}
.streamlist{display:grid;gap:16px}
.stream{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}
.stream-head{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.stream-name{font-size:17px;font-weight:700}
.status{font-size:12px;font-weight:700;padding:4px 11px;border-radius:999px;text-transform:uppercase;letter-spacing:.4px}
.s-live{background:rgba(118,185,0,.16);color:var(--green2)}
.s-ready{background:rgba(102,192,244,.16);color:var(--brand)}
.s-transcoding{background:rgba(224,162,58,.16);color:var(--amber)}
.s-error,.s-no_credit{background:rgba(224,90,74,.16);color:var(--red)}
.s-new,.s-stopped{background:#222c3d;color:var(--muted)}
.stream-body{margin-top:16px;display:grid;gap:12px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.actions{display:flex;gap:10px;margin-top:14px;flex-wrap:wrap}
.logbox{background:#05080d;border:1px solid var(--line);border-radius:9px;padding:12px;font-family:ui-monospace,Menlo,monospace;
  font-size:12px;color:#9fb6d2;white-space:pre-wrap;max-height:240px;overflow:auto;margin-top:12px}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:600}
.hidden{display:none}
.toast{position:fixed;bottom:24px;right:24px;background:var(--card);border:1px solid var(--brand);
  padding:14px 18px;border-radius:10px;z-index:100;max-width:340px}
@media(max-width:820px){.grid-3,.grid-4{grid-template-columns:1fr}.row{grid-template-columns:1fr}.nav-links{display:none}}