:root{
  --bg:#0b0e14; --bg2:#0f1420; --panel:#141a26; --panel2:#1a2130; --line:#252d3d;
  --txt:#e9edf4; --muted:#94a1b8; --accent:#6b8cff; --accent2:#a06bff; --ok:#3ecf8e; --warn:#f5a623; --err:#ff6b6b;
  --grad:linear-gradient(135deg,#6b8cff,#a06bff);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--txt);
  font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 22px}
.narrow{max-width:460px}
.btn{display:inline-flex;align-items:center;gap:8px;border:none;border-radius:11px;padding:12px 20px;
  font:inherit;font-weight:650;cursor:pointer;transition:.15s;text-decoration:none}
.btn-primary{background:var(--grad);color:#fff}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--txt);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--accent)}
.btn-block{width:100%;justify-content:center;padding:13px}
input,textarea,select{width:100%;background:var(--bg2);color:var(--txt);border:1px solid var(--line);
  border-radius:10px;padding:12px 13px;font:inherit;margin-top:6px}
input:focus,textarea:focus{outline:none;border-color:var(--accent)}
label{font-size:13px;color:var(--muted);font-weight:600}
.field{margin-bottom:14px}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:20px;letter-spacing:.2px}
.logo .mark{width:34px;height:34px;border-radius:9px;background:var(--grad);display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px}
.logo small{font-weight:500;color:var(--muted);font-size:13px}
/* nav */
nav{position:sticky;top:0;z-index:10;backdrop-filter:blur(10px);background:rgba(11,14,20,.72);border-bottom:1px solid var(--line)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px}
nav .links{display:flex;align-items:center;gap:22px}
nav .links a{color:var(--muted);font-weight:600}
nav .links a:hover{color:var(--txt)}
/* hero */
.hero{padding:90px 0 60px;text-align:center;position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;top:-30%;left:50%;transform:translateX(-50%);width:900px;height:600px;
  background:radial-gradient(closest-side,rgba(107,140,255,.18),transparent);pointer-events:none}
.hero h1{font-size:clamp(34px,6vw,58px);line-height:1.08;margin:0 0 18px;font-weight:800;letter-spacing:-.02em}
.hero h1 .grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:clamp(17px,2.4vw,21px);color:var(--muted);max-width:640px;margin:0 auto 30px}
.hero .cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.pill{display:inline-block;padding:5px 13px;border:1px solid var(--line);border-radius:999px;color:var(--muted);font-size:13px;font-weight:600;margin-bottom:22px}
/* sections */
section{padding:64px 0}
h2.title{font-size:clamp(26px,4vw,36px);text-align:center;margin:0 0 12px;font-weight:750;letter-spacing:-.01em}
.sub{text-align:center;color:var(--muted);max-width:560px;margin:0 auto 44px}
.grid{display:grid;gap:18px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:24px}
.card h3{margin:.2em 0 .4em;font-size:18px}
.card p{color:var(--muted);margin:0;font-size:15px}
.ico{width:42px;height:42px;border-radius:11px;background:var(--panel2);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:14px}
/* pricing */
.price{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:28px;text-align:center}
.price.feat{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),0 20px 50px -20px rgba(107,140,255,.4)}
.price .amt{font-size:38px;font-weight:800;margin:8px 0}
.price .amt small{font-size:15px;color:var(--muted);font-weight:500}
.price ul{list-style:none;padding:0;margin:18px 0;text-align:left}
.price li{padding:7px 0;color:var(--muted)}
.price li:before{content:"✓";color:var(--ok);font-weight:800;margin-right:9px}
/* auth / app cards */
.center-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 20px}
.authcard{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:34px;width:100%;max-width:420px}
.authcard h1{font-size:24px;margin:0 0 4px}
.authcard .muted{color:var(--muted);margin:0 0 24px;font-size:14px}
.toast{margin-top:14px;font-size:14px;min-height:20px}
.toast.err{color:var(--err)} .toast.ok{color:var(--ok)}
.tabs{display:flex;gap:6px;background:var(--bg2);border-radius:10px;padding:4px;margin-bottom:22px}
.tabs button{flex:1;background:transparent;border:none;color:var(--muted);padding:9px;border-radius:8px;font:inherit;font-weight:650;cursor:pointer}
.tabs button.on{background:var(--panel2);color:var(--txt)}
/* dashboard */
.appbar{border-bottom:1px solid var(--line);background:var(--bg2)}
.appbar .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px}
.stat .k{color:var(--muted);font-size:13px;font-weight:600}
.stat .v{font-size:28px;font-weight:750;margin-top:4px}
.bar{height:10px;background:var(--bg2);border-radius:6px;overflow:hidden;margin-top:10px}
.bar>i{display:block;height:100%;background:var(--grad)}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:11px 12px;border-bottom:1px solid var(--line)}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.5px}
.badge{font-size:11px;padding:2px 9px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}
.badge.pro{color:var(--accent);border-color:var(--accent)}
.badge.admin{color:var(--warn);border-color:var(--warn)}
footer{border-top:1px solid var(--line);padding:34px 0;color:var(--muted);font-size:14px;text-align:center}
.lang-switch{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.lang-switch button{background:transparent;border:none;color:var(--muted);padding:6px 11px;font:inherit;font-size:13px;font-weight:700;cursor:pointer}
.lang-switch button.on{background:var(--panel2);color:var(--txt)}
/* coming-soon pill */
.pill.soon{border-color:var(--accent2);color:var(--accent2)}
/* FAQ accordion */
.accordion{max-width:760px;margin:0 auto}
.acc-item{border:1px solid var(--line);border-radius:12px;margin-bottom:12px;background:var(--panel);overflow:hidden}
.acc-q{width:100%;text-align:left;background:transparent;border:none;color:var(--txt);font:inherit;font-weight:650;
  padding:18px 20px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px}
.acc-q:after{content:"+";color:var(--muted);font-size:20px;font-weight:400}
.acc-item.open .acc-q:after{content:"–"}
.acc-a{max-height:0;overflow:hidden;transition:max-height .25s ease;color:var(--muted)}
.acc-a>div{padding:0 20px 18px}
.acc-item.open .acc-a{max-height:400px}
/* terms checkbox */
.check{display:flex;align-items:flex-start;gap:10px;margin:4px 0 16px;font-size:14px;color:var(--muted)}
.check input{width:auto;margin:3px 0 0}
.check a{font-weight:600}
/* password con occhietto */
.pw-wrap{position:relative;margin-top:6px}
.pw-wrap input{margin-top:0;padding-right:44px}
.pw-eye{position:absolute;right:6px;top:50%;transform:translateY(-50%);background:none;border:none;
  cursor:pointer;font-size:17px;line-height:1;opacity:.65;padding:6px}
.pw-eye:hover{opacity:1}
/* cookie banner */
.cookie-banner{position:fixed;left:16px;right:16px;bottom:16px;z-index:50;background:var(--panel2);
  border:1px solid var(--line);border-radius:14px;padding:16px 18px;display:flex;gap:16px;align-items:center;
  justify-content:space-between;flex-wrap:wrap;box-shadow:0 20px 50px -20px rgba(0,0,0,.6);max-width:940px;margin:0 auto}
.cookie-banner p{margin:0;color:var(--muted);font-size:14px;flex:1;min-width:240px}
.cookie-banner .row{display:flex;gap:10px;align-items:center}
.cookie-banner .btn{padding:9px 16px}
/* policy pages */
.policy{max-width:760px;margin:0 auto;padding:40px 22px 70px}
.policy h1{font-size:30px;margin:14px 0 4px}
.policy-body h3{margin:26px 0 8px;font-size:18px}
.policy-body p,.policy-body li{color:var(--muted)}
.policy-body ul{padding-left:20px}
.back{display:inline-block;color:var(--muted);font-weight:600;margin-bottom:8px}
.back:hover{color:var(--txt)}
.nav-toggle{display:none;background:none;border:none;color:var(--txt);font-size:26px;line-height:1;cursor:pointer;padding:4px 6px}
@media(max-width:820px){
  .g3,.g2{grid-template-columns:1fr}
  .hero{padding:64px 0 40px}
  .nav-toggle{display:block}
  nav .links{position:absolute;top:63px;left:0;right:0;background:var(--bg2);border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:0;padding:8px 0 14px;display:none;box-shadow:0 20px 40px -20px rgba(0,0,0,.6)}
  nav.open .links{display:flex}
  nav .links a{padding:13px 22px}
  nav .links a.btn{margin:8px 22px 0;justify-content:center}
  nav .links .lang-switch{margin:12px 22px 0;width:fit-content}
}