:root{--bg:#0b0e1c;--card:#141935;--card2:#1a2042;--line:#283058;--tx:#eef0ff;--mut:#98a0cc;--ac:#8b5cf6;--ac2:#22d3ee;--ok:#34d399;--err:#f87171;--warn:#fbbf24;--r:18px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;background:var(--bg);color:var(--tx);min-height:100vh;line-height:1.5;
background-image:radial-gradient(900px 500px at 8% -8%,rgba(139,92,246,.28),transparent),radial-gradient(800px 500px at 100% 0,rgba(34,211,238,.16),transparent)}
a{color:var(--ac2);text-decoration:none}a:hover{text-decoration:underline}
header.top{position:sticky;top:0;z-index:10;display:flex;justify-content:space-between;align-items:center;padding:12px 28px;background:rgba(11,14,28,.8);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:21px;color:var(--tx)!important;text-decoration:none!important}.brand img{width:34px;height:34px}
.brand b{background:linear-gradient(90deg,var(--ac),var(--ac2));-webkit-background-clip:text;background-clip:text;color:transparent}
nav{display:flex;gap:6px;align-items:center;flex-wrap:wrap}nav a{padding:8px 12px;border-radius:10px;color:var(--mut)}nav a:hover,nav a.on{background:var(--card);color:var(--tx);text-decoration:none}
main{max-width:1120px;margin:28px auto;padding:0 18px}
.card{background:linear-gradient(180deg,var(--card),var(--card2));border:1px solid var(--line);border-radius:var(--r);padding:22px;margin-bottom:20px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
h1,h2,h3{margin-top:0;letter-spacing:-.01em}label{display:block;margin:12px 0 5px;color:var(--mut);font-size:13px}label.chk{display:flex;gap:8px;align-items:center;color:var(--tx);margin:8px 0}
input,select{width:100%;padding:11px 13px;border-radius:12px;border:1px solid var(--line);background:#0c1030;color:var(--tx);font:inherit}
input:focus,select:focus{outline:2px solid var(--ac);border-color:transparent}input[type=range]{padding:0;accent-color:var(--ac)}input[type=checkbox],input[type=radio]{width:auto;accent-color:var(--ac)}
button,.btn{background:linear-gradient(90deg,var(--ac),#5b8cff);color:#fff;border:0;padding:11px 20px;border-radius:12px;cursor:pointer;font-weight:700;font-size:15px;display:inline-block;text-decoration:none!important;transition:.15s}
button:hover,.btn:hover{transform:translateY(-1px);filter:brightness(1.1)}button:disabled{opacity:.5;cursor:not-allowed}
button.ghost,.btn.ghost{background:transparent;border:1px solid var(--line);color:var(--tx)}button.sm{padding:6px 12px;font-size:13px}button.danger{background:#7f1d1d}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.sp{justify-content:space-between}
table{width:100%;border-collapse:collapse}td,th{padding:10px 8px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;vertical-align:top}th{color:var(--mut);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.05em}
.table-wrap{overflow-x:auto}
.flash{padding:13px 16px;border-radius:12px;margin-bottom:14px;border:1px solid}.flash.ok{background:#0e3b2c;color:var(--ok);border-color:#14604a}.flash.err{background:#451a1a;color:var(--err);border-color:#7f2a2a}
.kpi{display:flex;gap:14px;align-items:center}.kpi .ic{width:46px;height:46px;border-radius:14px;background:rgba(139,92,246,.18);display:grid;place-items:center;font-size:22px}.stat{font-size:30px;font-weight:800;line-height:1}.mut{color:var(--mut)}.small{font-size:13px}
.auth{max-width:440px;margin:50px auto}.auth .brand{justify-content:center;margin-bottom:14px}
.thumb{width:100%;border-radius:12px;aspect-ratio:4/3;object-fit:cover;background:#0c1030}code{word-break:break-all;color:var(--ac2);font-size:13px}form.inline{display:inline}
.badge{display:inline-block;padding:3px 10px;border-radius:99px;font-size:12px;font-weight:700}.b-ok{background:#0e3b2c;color:var(--ok)}.b-err{background:#451a1a;color:var(--err)}.b-wait{background:#3b320e;color:var(--warn)}.b-mut{background:#222952;color:var(--mut)}
.bar{height:8px;background:#0c1030;border-radius:99px;overflow:hidden}.bar i{display:block;height:100%;background:linear-gradient(90deg,var(--ac),var(--ac2))}
.drop{border:2px dashed var(--line);border-radius:16px;padding:26px;text-align:center;background:#0c1030;cursor:pointer}.drop:hover,.drop.on{border-color:var(--ac)}
.pw{position:relative}.pw button{position:absolute;right:6px;top:6px;padding:6px 10px;font-size:12px}
/* landing */
.hero{text-align:center;padding:70px 10px 40px}.hero h1{font-size:clamp(34px,6vw,60px);line-height:1.08;margin:18px 0}.hero p{font-size:19px;color:var(--mut);max-width:680px;margin:0 auto 26px}
.hero .logo-big{width:96px;height:96px;filter:drop-shadow(0 10px 30px rgba(139,92,246,.5))}.grad{background:linear-gradient(90deg,var(--ac),var(--ac2));-webkit-background-clip:text;background-clip:text;color:transparent}
.feat{text-align:left}.feat .ic{font-size:30px;margin-bottom:8px}.steps{counter-reset:s}.steps .card{position:relative;padding-top:34px}.steps .card:before{counter-increment:s;content:counter(s);position:absolute;top:-14px;left:20px;width:34px;height:34px;border-radius:50%;background:linear-gradient(90deg,var(--ac),var(--ac2));display:grid;place-items:center;font-weight:800}
.section{margin:56px 0}.section h2{text-align:center;font-size:30px;margin-bottom:26px}
footer{text-align:center;color:var(--mut);padding:40px 0;font-size:14px}
@media(max-width:640px){header.top{padding:10px 14px}main{margin:16px auto}}
/* responsivo */
.burger{display:none;padding:8px 14px;font-size:20px;line-height:1}
img,video{max-width:100%}
@media(max-width:760px){
 header.top{flex-wrap:wrap;gap:8px}
 .burger{display:block}
 nav{display:none;width:100%;flex-direction:column;align-items:stretch;gap:4px;padding:8px 0}
 nav.open{display:flex}nav a,nav .btn,nav button,nav form{width:100%;text-align:center}nav a{padding:12px}
 main{padding:0 12px}.card{padding:16px}
 .hero{padding:36px 0 20px}.hero p{font-size:16px}.hero .row .btn{flex:1 1 100%;text-align:center}
 .section{margin:36px 0}.section h2{font-size:24px}
 .auth{margin:20px auto}.row.sp{flex-direction:column;align-items:stretch}
 .row .btn,.row button{flex:1 1 auto}
 h1{font-size:24px}.stat{font-size:24px}
 td,th{padding:8px 5px}
}
@media(max-width:420px){.grid,.grid3{grid-template-columns:1fr}}