:root{--bg:#0b1020;--panel:#121a30;--panel2:#18223d;--line:#26324f;--text:#e6ebf5;--muted:#9aa6c0;--eur:#3b82f6;--czk:#ef4444;--eddy:#10b981;--warn:#f59e0b;--r:14px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.55}
a{color:#7fb0ff}
.wrap{max-width:1120px;margin:0 auto;padding:0 18px}
header.top{position:sticky;top:0;z-index:5;background:rgba(11,16,32,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;gap:14px;height:58px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;text-decoration:none;color:var(--text)}
.logo img{width:30px;height:30px}
nav{margin-left:auto;display:flex;gap:6px;flex-wrap:wrap}
nav a{color:var(--muted);text-decoration:none;padding:7px 12px;border-radius:9px;font-size:.95rem}
nav a.on,nav a:hover{background:var(--panel2);color:var(--text)}
.banner{background:#3a2a07;color:#ffd98a;border-bottom:1px solid #5c4410;font-size:.9rem;text-align:center;padding:7px 12px}
.hero{padding:56px 0 30px}
.hero h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.1;margin:0 0 14px}
.grad{background:linear-gradient(90deg,var(--eur),var(--eddy),var(--czk));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:1.15rem;color:var(--muted);max-width:760px}
.btn{display:inline-block;border:0;cursor:pointer;font:inherit;font-weight:600;padding:11px 18px;border-radius:10px;background:var(--eddy);color:#04120c;text-decoration:none}
.btn.alt{background:var(--panel2);color:var(--text);border:1px solid var(--line)}
.btn.sm{padding:7px 12px;font-size:.9rem}
.btn:disabled{opacity:.5;cursor:wait}
section{padding:26px 0}
h2{font-size:1.5rem;margin:0 0 12px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:18px}
.card h3{margin:0 0 8px;font-size:1.1rem}
.muted{color:var(--muted)}
.pill{display:inline-block;font-size:.78rem;padding:2px 9px;border-radius:99px;background:var(--panel2);border:1px solid var(--line);color:var(--muted)}
.formula{font-family:ui-monospace,Consolas,monospace;background:#0a0f1d;border:1px solid var(--line);border-radius:10px;padding:12px 14px;overflow-x:auto;font-size:.92rem;white-space:pre}
.disclaimer{border:1px solid #5c4410;background:#1f1807;color:#ffe2a6;border-radius:var(--r);padding:16px 18px}
.disclaimer h3{margin-top:0;color:#ffd06b}
footer{border-top:1px solid var(--line);margin-top:30px;padding:22px 0;color:var(--muted);font-size:.88rem}
.c-eur{color:var(--eur)}.c-czk{color:var(--czk)}.c-eddy{color:var(--eddy)}
/* demo */
.ticker{display:flex;gap:12px;flex-wrap:wrap}
.tick{flex:1 1 200px;background:var(--panel2);border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.tick .v{font-size:1.45rem;font-weight:700;font-variant-numeric:tabular-nums}
.tick .d{font-size:.85rem}
.up{color:#34d399}.down{color:#f87171}
table{width:100%;border-collapse:collapse;font-variant-numeric:tabular-nums}
th,td{padding:8px 6px;border-bottom:1px solid var(--line);text-align:right;font-size:.95rem}
th:first-child,td:first-child{text-align:left}
th{color:var(--muted);font-weight:600;font-size:.82rem;text-transform:uppercase;letter-spacing:.03em}
label{display:block;font-size:.85rem;color:var(--muted);margin:8px 0 4px}
select,input{width:100%;font:inherit;color:var(--text);background:#0a0f1d;border:1px solid var(--line);border-radius:9px;padding:9px 10px}
.row{display:flex;gap:10px}.row>*{flex:1}
.quote{font-size:.9rem;color:var(--muted);min-height:1.4em;margin:8px 0}
.msg{font-size:.9rem;margin-top:8px;min-height:1.3em}
.msg.err{color:#f87171}.msg.ok{color:#34d399}
#chart{width:100%;height:220px;display:block}
.legend{display:flex;gap:16px;font-size:.85rem;color:var(--muted);flex-wrap:wrap}
.legend i{display:inline-block;width:12px;height:3px;vertical-align:middle;margin-right:6px}
.log{max-height:340px;overflow:auto}
.log td{font-size:.85rem}
.hash{font-family:ui-monospace,Consolas,monospace;font-size:.78rem;color:var(--muted)}
.chain{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px}
.blk{flex:0 0 auto;min-width:120px;background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:8px 10px;font-size:.8rem}
.blk b{display:block}
.blk.e{border-color:#1e3a8a}.blk.d{border-color:#7f1d1d}.blk.y{border-color:#065f46}
@media(max-width:640px){header.top .wrap{height:auto;padding:8px 18px;flex-wrap:wrap}nav{margin-left:0}.hero{padding:34px 0 18px}.row{flex-direction:column;gap:0}th,td{padding:7px 3px;font-size:.85rem}}
/* tabs, badges, lanes */
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin:6px 0 16px}
.tabs button{font:inherit;cursor:pointer;background:var(--panel);color:var(--muted);border:1px solid var(--line);border-radius:10px;padding:8px 14px}
.tabs button.on{background:var(--panel2);color:var(--text);border-color:#3b4a72}
.tab{display:none}.tab.on{display:block}
.badge{display:inline-block;font-size:.74rem;padding:2px 8px;border-radius:99px;border:1px solid var(--line);white-space:nowrap}
.b-unconfirmed{background:#3a2a07;color:#ffd98a;border-color:#5c4410}
.b-candidate{background:#0c2a4a;color:#9cc7ff;border-color:#1e4b80}
.b-finalized{background:#062e22;color:#6ee7b7;border-color:#0b5a40}
.b-rejected{background:#3b0b0b;color:#fca5a5;border-color:#7f1d1d}
.b-done{background:#1d2440;color:#c7d2fe}
.ind{display:inline-flex;gap:3px}.ind span{font-size:.7rem;font-weight:700;width:18px;height:18px;border-radius:5px;display:inline-grid;place-items:center;background:#1b2440;color:#56627f}
.ind .on.e{background:#1e3a8a;color:#dbeafe}.ind .on.d{background:#7f1d1d;color:#fee2e2}.ind .on.y{background:#065f46;color:#d1fae5}
.lanes{position:relative;overflow:hidden;background:#0a0f1d;border:1px solid var(--line);border-radius:var(--r);padding:12px 12px 12px 92px;min-height:310px}
.lanelbl{position:absolute;left:12px;font-size:.8rem;font-weight:700;width:72px}
.lanelbl small{display:block;font-weight:400;color:var(--muted);font-size:.7rem}
.cols{display:flex;gap:10px;justify-content:flex-end;position:relative;overflow:hidden}
.col{flex:0 0 112px;display:grid;grid-template-rows:72px 34px 82px 34px 72px;position:relative}
.col.new{animation:slide .8s ease-out}
@keyframes slide{from{transform:translateX(130px);opacity:0}to{transform:none;opacity:1}}
.bx{border-radius:9px;padding:6px 8px;font-size:.74rem;line-height:1.3;overflow:hidden;background:var(--panel2);border:1px solid var(--line)}
.bx b{font-size:.8rem}.bx .hash{font-size:.68rem}
.bx.e{border-color:#2f55c4;grid-row:1}.bx.y{border-color:#0f9f72;grid-row:3;background:#0b2a22}.bx.d{border-color:#b33434;grid-row:5}
.bx.pend{border-style:dashed;opacity:.85;background:transparent}
.col svg{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;overflow:visible}
.col svg line{stroke-width:2;stroke-dasharray:4 3}
.col.cand .bx.y{animation:pulse 1.6s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 4px rgba(16,185,129,.18)}}
.wcards{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}
.wcard{background:var(--panel2);border:1px solid var(--line);border-radius:12px;padding:12px}
.wcard .bal{font-variant-numeric:tabular-nums;font-size:1.25rem;font-weight:700;transition:color .4s}
.wcard .bal.flash{color:#6ee7b7}
.statrow{display:flex;gap:10px;flex-wrap:wrap}.stat{background:var(--panel2);border:1px solid var(--line);border-radius:10px;padding:8px 12px;min-width:110px}
.stat b{display:block;font-size:1.2rem;font-variant-numeric:tabular-nums}.stat span{font-size:.78rem;color:var(--muted)}
.feed{max-height:420px;overflow:auto}
.feed tr.flash td{animation:fl 1.5s}
@keyframes fl{from{background:#173b31}to{background:transparent}}
.checks li{margin:3px 0;font-size:.9rem}.checks .PASS{color:#34d399}.checks .FAIL{color:#f87171}.checks .SKIP{color:#9aa6c0}
.dot{display:inline-block;width:9px;height:9px;border-radius:50%;background:#34d399;margin-right:6px;vertical-align:middle}.dot.off{background:#f59e0b}
.small{font-size:.85rem}
.grid>*{min-width:0}
@media(max-width:640px){table{display:block;overflow-x:auto;white-space:nowrap}.lanes{padding-left:12px;padding-top:30px}.lanelbl{display:none}.cols{justify-content:flex-start;overflow:hidden}.col{flex-basis:96px}}
.supply{background:linear-gradient(135deg,#0f1a33,#0b1f1a);border:1px solid var(--line);border-radius:var(--r);padding:14px 18px;margin:10px 0 12px}
.big{font-size:clamp(2rem,7vw,3.4rem);font-weight:800;font-variant-numeric:tabular-nums;line-height:1.1}
.mstatus{font-size:1.05rem;font-weight:600;padding:10px 12px;border-radius:10px;background:var(--panel2);border:1px solid var(--line)}
.mstatus.wait{border-color:var(--warn);color:#fcd34d}.mstatus.ok{border-color:var(--eddy);color:#6ee7b7}
.steps{padding-left:20px;line-height:1.7}.steps code{word-break:break-all}
.addr{font-family:ui-monospace,Consolas,monospace;font-size:.85rem;word-break:break-all;background:#0a0f1d;border:1px solid var(--line);border-radius:8px;padding:8px}
.warnbox{border:1px solid var(--warn);background:#2a1f05;color:#fde68a;border-radius:10px;padding:8px 10px;font-size:.85rem;margin:8px 0}
.wbal{display:flex;gap:18px;flex-wrap:wrap;margin:10px 0}.wbal div b{display:block;font-size:1.5rem}
.hist{max-height:220px;overflow:auto;font-size:.85rem}.hist div{display:flex;justify-content:space-between;gap:8px;border-bottom:1px solid var(--line);padding:4px 0}
.celebrate{position:fixed;inset:0;background:rgba(3,6,15,.75);display:flex;align-items:center;justify-content:center;z-index:50}
.celebrate[hidden]{display:none}
.cbox{position:relative;overflow:hidden;background:var(--panel);border:1px solid var(--eddy);border-radius:18px;padding:30px 26px;text-align:center;max-width:440px;margin:16px}
.confetti{position:absolute;inset:0;pointer-events:none}.confetti i{position:absolute;top:-10px;width:8px;height:14px;border-radius:2px;animation:fall 2.6s linear infinite}
@keyframes fall{to{transform:translateY(420px) rotate(540deg);opacity:.2}}
.big.flash{animation:pop 1.2s}@keyframes pop{0%{transform:scale(1.12);color:#6ee7b7}100%{transform:scale(1)}}
.pwdlg{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:14px;max-width:440px;width:92vw;padding:18px}.pwdlg::backdrop{background:rgba(3,6,15,.7)}.pwdlg input{width:100%;box-sizing:border-box}
.guide h2{font-size:1.2rem;margin:0 0 8px}.shots img{max-width:100%;height:auto;border-radius:10px;border:1px solid var(--line);display:block}
.shots figure,figure.card{margin:0}.shots figcaption,figure.card figcaption{font-size:.85rem;color:var(--muted);margin-top:6px}
.keep{border-color:var(--warn)}.keep li{margin:4px 0}
@media(max-width:640px){.guide figure[style]{float:none!important;margin:0 0 10px!important;max-width:100%!important}}
.emchart svg{width:100%;height:auto;background:#0a0f1d;border:1px solid var(--line);border-radius:10px}
/* network hashrate strip */
.hbar{background:#070b17;border-bottom:1px solid var(--line);font-size:.8rem;color:var(--muted)}
.hbar .wrap{display:flex;align-items:center;gap:8px;height:28px;white-space:nowrap;overflow:hidden}
.hbar b{color:var(--text);font-variant-numeric:tabular-nums}
.hbar .hd{width:7px;height:7px;border-radius:50%;background:#55607a;flex:0 0 auto}
.hbar.live .hd{background:var(--eddy);box-shadow:0 0 6px var(--eddy)}
.hbar a{margin-left:auto;color:#7fb0ff;text-decoration:none}
@media(max-width:520px){.hbar .en{display:none}}