/* Btrace clone — design system */
:root{
  --bg:#fbfcfd;
  --text:#1c1f24;
  --muted:#8a9099;
  --yellow:#e8c400;
  --orange:#f28c28;
  --orange2:#f6a623;
  --blue:#38a6e3;
  --dark:#4a4f57;
  --teal:#3d6b64;
  --card:#ffffff;
  --border:#e6e9ed;
  --radius:6px;
  --shadow:0 8px 30px rgba(30,40,60,.08);
  font-size:16px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:Roboto,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 26px;border:none;border-radius:4px;font-size:14px;font-weight:500;letter-spacing:.04em;cursor:pointer;text-transform:uppercase;transition:filter .15s, transform .1s}
.btn:hover{filter:brightness(1.06)}
.btn:active{transform:translateY(1px)}
.btn-orange{background:linear-gradient(90deg,var(--yellow),var(--orange));color:#fff;box-shadow:0 0 0 4px rgba(242,140,40,.18)}
.btn-dark{background:var(--dark);color:#fff}
.connect-wallet{display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:10px;border:0;cursor:pointer;font-weight:700;font-size:14px;letter-spacing:.03em;text-transform:uppercase;background:linear-gradient(90deg,var(--yellow),var(--orange));color:#fff;box-shadow:0 0 0 4px rgba(242,140,40,.18)}
.connect-wallet:hover{filter:brightness(1.06)}
.connect-wallet:active{transform:translateY(1px)}
.btn-outline{background:#fff;border:1px solid #c9ced4;color:var(--text)}
.btn .free{border-left:1px solid rgba(255,255,255,.5);padding-left:12px;font-size:11px;line-height:1.1;text-align:center}

/* header */
.header{position:sticky;top:0;z-index:50;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.header-in{display:flex;align-items:center;gap:28px;height:76px}
.logo{display:flex;align-items:center;gap:8px;font-size:22px;font-weight:700;white-space:nowrap}
.logo .owl{font-size:26px}
.logo b{color:var(--yellow)}
.logo .io{background:#4a4f57;color:#fff;font-size:14px;padding:2px 6px;border-radius:3px}
.nav{display:flex;gap:26px;margin-left:auto}
.nav a{color:#9aa0a8;font-size:13px;letter-spacing:.06em;text-transform:uppercase}
.nav a:hover,.nav a.active{color:var(--text)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav+.header-actions{margin-left:0}
.lang{display:flex;flex-direction:column;font-size:12px;color:#c2c7cd;line-height:1.3}
.lang .on{color:var(--text)}
.theme-toggle{width:38px;height:38px;border-radius:50%;border:1px solid var(--border);background:#fff;cursor:pointer;font-size:16px}
.burger{display:none;background:none;border:none;font-size:26px;cursor:pointer;margin-left:auto}
.mobile-menu{display:none;background:#fff;border-top:1px solid var(--border);padding:16px 20px 24px}
.mobile-menu a{display:block;padding:10px 0;font-size:14px;letter-spacing:.05em;text-transform:uppercase;color:#6b7178}
.mobile-menu .btn{width:100%;justify-content:center;margin-top:8px}
.mobile-menu.open{display:block}

/* hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#f4f6f8,#eef1f4)}
.hero-in{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center;padding:70px 0 80px}
.hero h1{font-size:46px;font-weight:400;line-height:1.15;color:#3a3f46;margin-bottom:34px}
.hero h1 .dirty{color:var(--orange);font-weight:700}
.hero-benefits{display:flex;flex-direction:column;gap:22px}
.benefit{display:flex;gap:16px;align-items:flex-start}
.benefit .ic{flex:0 0 46px;height:46px;border:1.5px solid #b8bec6;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px;color:#7a828b}
.benefit b{display:block;font-size:14px;letter-spacing:.04em;text-transform:uppercase;color:#4a4f57}
.benefit span{font-size:13px;color:var(--muted)}
.hero-art{position:absolute;right:-40px;top:0;height:100%;width:46%;background:radial-gradient(ellipse at 60% 40%, #cfe0d8 0%, transparent 70%);pointer-events:none}
.hero-art svg{position:absolute;right:30px;top:20px;height:90%;opacity:.9}
.hero .btn-orange{margin-top:36px}

/* telegram banner */
.tg-banner{background:var(--blue);color:#fff;padding:34px 0}
.tg-in{display:flex;align-items:center;gap:30px;flex-wrap:wrap}
.tg-in h3{font-size:24px;font-weight:700;max-width:420px}
.tg-in h3 u{color:#ffd23e;text-decoration-color:#ffd23e}
.tg-bot{width:86px;height:86px;border-radius:50%;background:#fff;color:#333;display:flex;flex-direction:column;align-items:center;justify-content:center;font-size:11px;font-weight:700;box-shadow:0 6px 18px rgba(0,0,0,.15)}
.tg-bot .owl{font-size:30px}
.tg-cta{flex:1;min-width:260px;background:linear-gradient(90deg,#ffb500,#f6a623);color:#fff;font-size:22px;font-weight:800;letter-spacing:.03em;padding:20px 30px;border-radius:40px 6px 6px 40px;text-align:center;text-transform:uppercase}
.tg-cta:hover{filter:brightness(1.05)}

/* story */
.story{padding:80px 0}
.story-in{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
.story h2{font-size:32px;font-weight:400;line-height:1.3}
.story h2 b{font-weight:700}
.story .callout{margin-top:26px;background:var(--teal);color:#fff;font-size:24px;line-height:1.4;padding:28px 30px}
.story-text{background:#f4f5f7;padding:26px 30px;font-style:italic;color:#555b63;font-size:15px}
.story-text p{margin-bottom:14px}
.story-text .fade{position:relative;max-height:120px;overflow:hidden}
.story-text .fade:after{content:"";position:absolute;inset:auto 0 0 0;height:80px;background:linear-gradient(transparent,#f4f5f7)}
.story-text.expanded .fade{max-height:none}
.story-text.expanded .fade:after{display:none}
.read-more{display:block;margin:10px auto 0;background:none;border:none;font-style:italic;color:#555;cursor:pointer;font-size:14px}

/* graph */
.graph-wrap{padding:0 0 70px}
.graph{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--border);background:#faf9f2}
.graph>div{padding:24px}
.graph>div+div{background:#f3f5f4;border-left:2px solid #cfd4d0}
.graph .glabel{display:inline-block;border:1px solid #d8d3b8;background:#fffef5;font-size:13px;color:#6b7178;padding:6px 12px;margin-bottom:16px}
.graph svg{width:100%;height:auto;display:block}

/* orange CTA band */
.band{background:linear-gradient(100deg,#e8c400,#f28c28 60%,#f57f3b);color:#fff;padding:70px 0;position:relative;overflow:hidden}
.band:before{content:"Btrace";position:absolute;left:0;top:50%;transform:translateY(-50%);font-size:220px;font-weight:800;color:rgba(255,255,255,.12);letter-spacing:-8px;pointer-events:none}
.band h2{text-align:center;font-size:30px;font-weight:400;margin-bottom:8px}
.band .sub{text-align:center;font-size:14px;opacity:.95;margin-bottom:28px}
.band .sub b{font-weight:700}
.checkform{display:flex;max-width:800px;margin:0 auto;gap:0}
.checkform input{flex:1;border:none;padding:18px 20px;font-size:15px;border-radius:4px 0 0 4px;outline:none;min-width:0}
.checkform .btn{border-radius:0 4px 4px 0}

/* why */
.why{padding:80px 0}
.why h2{text-align:center;font-size:30px;font-weight:400;margin-bottom:44px}
.why-slider{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center}
.why-card{background:var(--dark);color:#fff;padding:34px;display:flex;gap:24px;align-items:center;min-height:220px}
.why-card .ic{flex:0 0 110px;height:110px;border:2px solid rgba(255,255,255,.5);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:44px}
.why-card b{display:block;font-size:19px;margin-bottom:8px}
.why-card p{font-size:14px;color:#c6cad0}
.why-img{background:#20242a;min-height:220px;display:flex;align-items:center;justify-content:center;font-size:70px}

/* report structure */
.report{padding:70px 0;position:relative}
.report h2{text-align:center;font-size:30px;font-weight:400;margin-bottom:50px}
.report-row{display:grid;grid-template-columns:300px 1fr;gap:40px;margin-bottom:46px;align-items:center}
.report-row .rlabel{text-align:right;font-size:16px;letter-spacing:.05em;text-transform:uppercase;color:#9aa0a8}
.rcard{border:1px solid #d6dade;background:#fff;box-shadow:var(--shadow);padding:22px}
.rcard .tag{display:inline-block;font-size:11px;letter-spacing:.06em;color:#9aa0a8;text-transform:uppercase;margin-bottom:10px}
.risk-chip{display:inline-block;background:var(--yellow);color:#fff;font-weight:700;padding:2px 10px;border-radius:3px}
.addr{font-family:ui-monospace,monospace;font-size:13px;color:#555;word-break:break-all}
.rgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-top:14px}
.rgrid .cell{border:1px solid var(--border);padding:10px;font-size:12px;color:#6b7178}
.rgrid .cell b{display:block;color:var(--text);font-size:15px}
.bar-chart{display:flex;align-items:flex-end;gap:6px;height:110px;margin-top:12px}
.bar-chart i{flex:1;background:#4a4f57;border-radius:2px 2px 0 0;position:relative}
.bar-chart i.red{background:#e05a4e}
.donuts{display:flex;gap:36px;flex-wrap:wrap;justify-content:center;margin-top:12px}
.donut{width:130px;height:130px;border-radius:50%;position:relative}
.donut:after{content:"";position:absolute;inset:26px;background:#fff;border-radius:50%}
.legend{font-size:12px;color:#6b7178;margin-top:10px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:6px}
.score-big{display:inline-block;background:#efe27a;color:#5c5410;font-size:40px;font-weight:700;padding:8px 26px;border-radius:4px}

/* price band */
.price-band{background:#565b63;color:#fff;padding:70px 0;position:relative;overflow:hidden}
.price-band h2{text-align:center;font-size:30px;font-weight:400;margin-bottom:44px}
.price-cols{display:grid;grid-template-columns:1fr 1fr;border:1px solid rgba(255,255,255,.25);max-width:900px;margin:0 auto;position:relative}
.price-cols>div{padding:34px;text-align:center}
.price-cols>div+div{border-left:1px solid rgba(255,255,255,.25)}
.price-cols .plabel{font-size:15px;letter-spacing:.08em;text-transform:uppercase;color:#cfd3d8;margin-bottom:18px}
.pricepills{display:flex;align-items:center;justify-content:center;gap:10px;font-size:20px;flex-wrap:wrap}
.pill{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(90deg,var(--yellow),var(--orange));padding:8px 16px;border-radius:4px;font-size:24px;font-weight:700;box-shadow:0 0 0 3px rgba(242,140,40,.25)}
.pill .cur{font-weight:400;opacity:.85}
.price-band .btn{display:flex;width:max-content;margin:38px auto 0}

/* guarantees */
.guarantees{padding:80px 0;display:flex;flex-direction:column;gap:60px}
.g-row{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.g-row h2{font-size:28px;font-weight:400;margin-bottom:16px}
.g-row p{color:#555b63;font-size:15px;margin-bottom:26px}
.g-card{min-height:250px;padding:36px;color:#fff;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden}
.g-card .icons{position:absolute;top:26px;left:32px;display:flex;gap:14px;font-size:18px}
.g-card .icons i{width:42px;height:42px;border:1.5px solid rgba(255,255,255,.6);border-radius:50%;display:flex;align-items:center;justify-content:center;font-style:normal}
.g-card h3{font-size:32px;line-height:1.15;font-weight:800;text-transform:uppercase}
.g-card.teal{background:linear-gradient(120deg,#2f4f53,#3d6b64)}
.g-card.gold{background:linear-gradient(120deg,#e8c400,#f28c28)}
.g-card .wm{position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:120px;opacity:.18}

/* FAQ */
.faq{background:#f1f3f5;padding:80px 0}
.faq h2{text-align:center;font-size:32px;font-weight:400;margin-bottom:44px}
.faq-in{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:start}
.faq-item{background:#fff;margin-bottom:12px}
.faq-item summary{list-style:none;display:flex;align-items:center;gap:14px;padding:20px 22px;cursor:pointer;font-size:15px;color:#4a4f57}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .qic{color:#b3b9c0;font-size:18px}
.faq-item summary .plus{margin-left:auto;font-size:22px;color:#b3b9c0;transition:transform .2s}
.faq-item[open] summary .plus{transform:rotate(45deg)}
.faq-item .answer{padding:0 22px 20px 54px;font-size:14px;color:#6b7178}
.faq-support{background:var(--dark);color:#fff;padding:44px 36px;text-align:center}
.faq-support .ic{width:120px;height:120px;border:2px solid rgba(255,255,255,.5);border-radius:50%;margin:0 auto 26px;display:flex;align-items:center;justify-content:center;font-size:50px}
.faq-support h3{font-size:26px;font-weight:400;margin-bottom:12px}
.faq-support p{font-size:14px;color:#c6cad0;margin-bottom:26px}
.faq-support .socials{display:flex;justify-content:center;gap:12px}
.faq-support .socials a{width:42px;height:42px;border:1.5px solid rgba(255,255,255,.6);border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:18px}

/* footer */
.footer{padding:70px 0 0}
.footer-in{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;padding-bottom:50px}
.footer h4{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:#4a4f57;margin-bottom:18px}
.footer a{display:block;font-size:14px;color:#8a9099;padding:5px 0}
.footer a:hover{color:var(--text)}
.footer .socials{display:flex;gap:10px;margin-bottom:18px}
.footer .socials a{width:36px;height:36px;border-radius:50%;background:#4a4f57;color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;padding:0}
.footer .report-link{color:#e05a4e}
.footer-bottom{background:#33373d;color:#9aa0a8;font-size:13px;padding:18px 0}
.footer-bottom .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* ---------- inner pages ---------- */
.page{padding:60px 0 80px;min-height:55vh}
.page h1{font-size:32px;font-weight:400;margin-bottom:10px}
.page .lead{color:var(--muted);margin-bottom:34px;max-width:640px}
.panel{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);padding:28px}
.panel+.panel{margin-top:24px}
.field{margin-bottom:18px}
.field label{display:block;font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:#9aa0a8;margin-bottom:6px}
.field input,.field select{width:100%;padding:13px 14px;border:1px solid #c9ced4;border-radius:4px;font-size:15px;outline:none}
.field input:focus{border-color:var(--orange)}
.chains{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}
.chain{padding:8px 16px;border:1px solid #c9ced4;border-radius:20px;font-size:13px;cursor:pointer;background:#fff}
.chain.on{background:var(--dark);color:#fff;border-color:var(--dark)}
.table{width:100%;border-collapse:collapse;font-size:14px}
.table th{text-align:left;font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:#9aa0a8;padding:12px 14px;border-bottom:1px solid var(--border)}
.table td{padding:14px;border-bottom:1px solid var(--border);color:#4a4f57}
.table tr:hover td{background:#fafbfc}
.badge{display:inline-block;padding:3px 10px;border-radius:12px;font-size:12px;font-weight:500}
.badge.low{background:#e2f3e5;color:#2e7d43}
.badge.med{background:#fdf3d1;color:#9a7d00}
.badge.high{background:#fde3e0;color:#c0392b}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:24px}
.stat{background:#fff;border:1px solid var(--border);padding:22px;box-shadow:var(--shadow)}
.stat .n{font-size:30px;font-weight:700}
.stat .l{font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:#9aa0a8}
.pricing-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px}
.plan{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);padding:30px;text-align:center;position:relative}
.plan.popular{border-color:var(--orange);border-width:2px}
.plan .pop-tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--orange);color:#fff;font-size:11px;letter-spacing:.06em;padding:4px 14px;border-radius:12px;text-transform:uppercase}
.plan h3{font-size:15px;letter-spacing:.06em;text-transform:uppercase;color:#6b7178;margin-bottom:14px}
.plan .price{font-size:38px;font-weight:700;margin-bottom:4px}
.plan .per{font-size:13px;color:#9aa0a8;margin-bottom:20px}
.plan ul{list-style:none;text-align:left;margin-bottom:24px;font-size:14px;color:#555b63}
.plan ul li{padding:7px 0;border-bottom:1px dashed var(--border)}
.plan .btn{width:100%;justify-content:center}
.gauge{width:190px;height:95px;margin:0 auto;position:relative;overflow:hidden}
.gauge .arc{width:190px;height:190px;border-radius:50%;background:conic-gradient(from 270deg,#4caf50 0deg 65deg,#e8c400 65deg 120deg,#e05a4e 120deg 180deg,transparent 180deg)}
.gauge .cover{position:absolute;inset:22px 22px -22px;background:#fff;border-radius:50%}
.gauge .val{position:absolute;bottom:0;left:0;right:0;text-align:center;font-size:30px;font-weight:700}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.two-col>*{min-width:0}
.progressbar{height:10px;background:#eef0f2;border-radius:5px;overflow:hidden}
.progressbar i{display:block;height:100%;background:linear-gradient(90deg,var(--yellow),var(--orange))}
.soc-item{display:flex;align-items:center;gap:16px;padding:16px 0;border-bottom:1px solid var(--border)}
.soc-item .sic{width:44px;height:44px;border-radius:50%;background:#f1f3f5;display:flex;align-items:center;justify-content:center;font-size:20px}
.soc-item .grow{flex:1}
.soc-item b{display:block;font-size:15px}
.soc-item span{font-size:13px;color:var(--muted)}
.note{background:#fdf3d1;border:1px solid #efd98a;color:#7a6410;font-size:13px;padding:14px 16px;border-radius:4px;margin-bottom:22px}
.result-block{margin-top:28px}
.hidden{display:none}
.tx-hash{font-family:ui-monospace,monospace;font-size:12px;color:#6b7178}

/* toast */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(20px);background:#33373d;color:#fff;padding:13px 22px;border-radius:6px;font-size:14px;opacity:0;pointer-events:none;transition:.25s;z-index:99}
.toast.show{opacity:1;transform:translateX(-50%)}

/* ---------- responsive ---------- */
@media(max-width:960px){
  .hero-in{grid-template-columns:1fr}
  .hero-art{display:none}
  .story-in,.why-slider,.g-row,.faq-in,.two-col{grid-template-columns:1fr}
  .report-row{grid-template-columns:1fr;gap:14px}
  .report-row .rlabel{text-align:left}
  .footer-in{grid-template-columns:1fr 1fr}
  .graph{grid-template-columns:1fr}
  .graph>div+div{border-left:none;border-top:2px solid #cfd4d0}
}
@media(max-width:820px){
  .nav,.header-actions .btn,.lang,.theme-toggle{display:none}
  .burger{display:block}
  .hero h1{font-size:32px}
  .band:before{font-size:120px}
  .price-cols{grid-template-columns:1fr}
  .price-cols>div+div{border-left:none;border-top:1px solid rgba(255,255,255,.25)}
  .tg-cta{font-size:17px;padding:16px 20px}
  .story h2{font-size:24px}
  .story .callout{font-size:19px}
  .checkform{flex-direction:column}
  .checkform input{border-radius:4px}
  .checkform .btn{border-radius:4px;justify-content:center}
  .why-card{flex-direction:column;text-align:center}
}
@media(max-width:520px){
  .footer-in{grid-template-columns:1fr}
  .hero h1{font-size:27px}
  .page h1{font-size:25px}
}