:root{--bg:#0d0e13;--card:#161923;--card2:#1c202c;--line:#272c3a;--text:#eceef4;--muted:#8d93a7;--amber:#ffb524;--violet:#8b6cff;--ok:#3ddc97;--bad:#ff5d6c;--r:16px;color-scheme:dark}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;min-height:100vh;display:flex;flex-direction:column;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;background-image:radial-gradient(60rem 30rem at 8% -10%,rgba(255,181,36,.12),transparent 60%),radial-gradient(50rem 30rem at 95% 0,rgba(139,108,255,.15),transparent 60%);background-repeat:no-repeat}
a{color:var(--amber);text-decoration:none}a:hover{text-decoration:underline}
h1,h2,h3{line-height:1.2;letter-spacing:-.02em}
.wrap{width:100%;max-width:1040px;margin:0 auto;padding:0 clamp(16px,4vw,32px)}
main{flex:1;padding:clamp(24px,5vw,56px) 0}
.muted{color:var(--muted)}.mono{font-family:ui-monospace,Consolas,monospace}
.flash.bad{background:rgba(255,93,108,.1);border-color:rgba(255,93,108,.35);color:var(--bad)}
/* header / footer */
.top{border-bottom:1px solid var(--line);background:rgba(13,14,19,.7);backdrop-filter:blur(8px);position:sticky;top:0;z-index:10}
.top .wrap{display:flex;align-items:center;gap:16px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--text);letter-spacing:-.01em}
.logo:hover{text-decoration:none}
.nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav a:not(.btn){color:var(--muted);padding:6px 12px;border-radius:999px;font-size:14px}
.nav a:not(.btn):hover,.nav a.on{color:var(--text);background:var(--card);text-decoration:none}
.foot{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:14px}
.foot .wrap{display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between}
.foot nav{display:flex;flex-wrap:wrap;gap:6px 18px}
.foot a{color:var(--muted)}.foot a:hover{color:var(--text)}
.foot small{display:block;flex-basis:100%;font-size:12.5px;opacity:.8}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);background:var(--card2);color:var(--text);padding:11px 20px;border-radius:12px;font-family:inherit;font-weight:600;font-size:15px;line-height:1;cursor:pointer;transition:transform .15s,box-shadow .2s,border-color .2s}
.btn:hover{transform:translateY(-2px);border-color:#3a4052;text-decoration:none}
.btn:focus-visible,input:focus-visible{outline:2px solid var(--violet);outline-offset:2px}
.btn-primary{background:linear-gradient(135deg,var(--amber),#ff8a3d);color:#1a1205;border:0;box-shadow:0 8px 28px -10px rgba(255,181,36,.7)}
.btn-primary:hover{box-shadow:0 12px 32px -8px rgba(255,181,36,.85)}
.btn-danger{color:var(--bad);border-color:rgba(255,93,108,.4);background:transparent}
.btn-danger:hover{border-color:var(--bad)}
.btn-sm{padding:8px 14px;font-size:14px}.btn-lg{padding:15px 28px;font-size:17px}

/* cards, animation */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:clamp(18px,3vw,26px)}
.card.lift{transition:transform .25s,border-color .25s}.card.lift:hover{transform:translateY(-4px);border-color:#3a4052}
.card h2,.card h3{margin-top:0}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px}
.rise{opacity:0;transform:translateY(14px);animation:rise .6s cubic-bezier(.2,.7,.2,1) forwards;animation-delay:calc(var(--i,0)*90ms)}
@keyframes rise{to{opacity:1;transform:none}}
.flash{background:rgba(61,220,151,.1);border:1px solid rgba(61,220,151,.35);color:var(--ok);padding:12px 16px;border-radius:12px;margin-bottom:20px}

/* hero */
.hero{text-align:center;max-width:720px;margin:0 auto clamp(40px,7vw,80px)}
.hero h1{font-size:clamp(30px,5.5vw,54px);margin:28px 0 14px}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,var(--amber),var(--violet));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{color:var(--muted);font-size:clamp(16px,2vw,19px);margin:0 auto 28px;max-width:600px}
.hero small{display:block;margin-top:14px;color:var(--muted);font-size:13px}
.bridge{display:flex;align-items:flex-start;max-width:440px;width:100%;margin:0 auto}
.nodebox{display:grid;justify-items:center;gap:8px;flex:none;font-size:12.5px;color:var(--muted)}
.node{width:64px;height:64px;border-radius:18px;display:grid;place-items:center;font-weight:800;background:var(--card);border:1px solid var(--line)}
.node.a{color:var(--amber);box-shadow:0 0 34px -6px rgba(255,181,36,.6)}
.node.b{color:var(--violet);box-shadow:0 0 34px -6px rgba(139,108,255,.65)}
.line{position:relative;flex:1;height:2px;margin-top:31px;background:linear-gradient(90deg,var(--amber),var(--violet));opacity:.6}
.line i{position:absolute;top:50%;left:0;width:10px;height:10px;margin:-5px 0 0 -5px;border-radius:50%;background:#fff;box-shadow:0 0 12px 3px rgba(255,255,255,.7);opacity:0;animation:travel 2.6s linear infinite}
.line i:nth-child(2){animation-delay:.87s}.line i:nth-child(3){animation-delay:1.74s}
@keyframes travel{0%{left:0;opacity:0}10%,90%{opacity:1}100%{left:100%;opacity:0}}
.step .n{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;font-weight:700;color:#1a1205;background:linear-gradient(135deg,var(--amber),var(--violet));margin-bottom:12px}
.step h3{font-size:18px;margin:0 0 6px}.step p{margin:0;color:var(--muted);font-size:15px}
.section{margin-top:clamp(32px,5vw,56px)}
.section>h2{font-size:clamp(22px,3vw,28px);margin:0 0 18px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.two ul,.prose ul{margin:0;padding-left:20px;color:var(--muted)}.two li,.prose li{margin:6px 0}
.yes h3{color:var(--ok)}.no h3{color:var(--bad)}

/* cabinet */
.me{max-width:820px;margin:0 auto;display:grid;gap:18px}
.profile{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.profile img{width:56px;height:56px;border-radius:50%;border:2px solid var(--line)}
.profile h1{font-size:24px;margin:0}
.profile form{margin-left:auto}
.pill{display:inline-flex;align-items:center;gap:7px;font-size:13px;padding:3px 12px;border-radius:999px;background:var(--card2);border:1px solid var(--line);color:var(--muted)}
.pill .dot{width:8px;height:8px;border-radius:50%;background:var(--muted)}
.pill.ok{color:var(--ok)}.pill.ok .dot{background:var(--ok);animation:pulse 1.8s infinite}
.pill.bad{color:var(--bad)}.pill.bad .dot{background:var(--bad)}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(61,220,151,.6)}100%{box-shadow:0 0 0 9px rgba(61,220,151,0)}}
.field{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}
.field input{flex:1 1 220px;min-width:0;background:var(--bg);color:var(--text);border:1px solid var(--line);border-radius:12px;padding:11px 14px;font-size:15px}
.warn{color:var(--amber);font-size:14px;margin:0 0 14px}
.don{display:grid;grid-template-columns:1fr auto;gap:2px 16px;padding:14px 0;border-bottom:1px solid var(--line)}
.don:last-child{border:0}
.don .who{font-weight:600;overflow-wrap:anywhere}.don .sum{font-weight:700;color:var(--ok);text-align:right;white-space:nowrap}
.don .msg{grid-column:1/-1;color:var(--muted);font-size:15px;overflow-wrap:anywhere}
.don time{grid-column:1/-1;color:var(--muted);font-size:12.5px;opacity:.8}
.danger{border-color:rgba(255,93,108,.25)}.danger p{color:var(--muted);margin-top:0}

/* legal text */
.prose{max-width:760px;margin:0 auto}
.prose h1{font-size:clamp(28px,4vw,38px);margin:0 0 6px}
.prose h2{font-size:21px;margin:34px 0 8px}
.prose p{color:#c3c7d4;margin:8px 0}.prose li{color:#c3c7d4}
.prose .upd{color:var(--muted);font-size:14px;margin-bottom:22px}

@media (max-width:720px){
  .nav .hide-sm{display:none}.two{grid-template-columns:1fr}
  .profile form{margin-left:0;width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .rise{opacity:1;transform:none}.line i{display:none}
}