:root{color-scheme:dark;--bg:#07090f;--panel:#10141f;--panel-2:#151b2a;--line:#242c3d;--text:#f4f7fb;--muted:#8e99ad;--green:#0ecb81;--red:#f6465d;--gold:#f0b90b;--blue:#3f8cff}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.shell{min-height:100vh;background:radial-gradient(circle at top left,rgba(240,185,11,.12),transparent 28rem),linear-gradient(180deg,#080a12,#06070b)}.topbar{position:-webkit-sticky;position:sticky;top:0;z-index:20;justify-content:space-between;gap:1rem;height:64px;padding:0 28px;border-bottom:1px solid var(--line);background:rgba(7,9,15,.9);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.brand,.topbar{display:flex;align-items:center}.brand{gap:10px;font-weight:800}.mark{display:grid;place-items:center;width:34px;height:34px;border-radius:8px;background:var(--gold);color:#111;font-weight:900}.nav{display:flex;align-items:center;gap:6px}.nav a{padding:9px 12px;border-radius:8px;color:var(--muted)}.nav a:hover{background:var(--panel);color:var(--text)}.main{width:min(1440px,100%);margin:0 auto;padding:28px}.grid{display:grid;grid-gap:16px;gap:16px}.grid.two{grid-template-columns:1.2fr .8fr}.grid.three{grid-template-columns:repeat(3,1fr)}.trade-grid{grid-template-columns:280px minmax(0,1fr) 360px}.panel{border:1px solid var(--line);border-radius:8px;background:rgba(16,20,31,.92)}.panel-header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px;border-bottom:1px solid var(--line)}.panel-title{margin:0;font-size:15px;font-weight:800}.panel-body{padding:16px}.hero{display:grid;grid-template-columns:1.05fr .95fr;grid-gap:20px;gap:20px;align-items:stretch;min-height:420px}.hero-copy{display:flex;flex-direction:column;justify-content:center;padding:34px}.eyebrow{color:var(--gold);font-size:13px;font-weight:800;text-transform:uppercase}h1{margin:10px 0 14px;font-size:clamp(36px,5vw,76px);line-height:.94;letter-spacing:0}.lead{max-width:660px;color:var(--muted);font-size:17px;line-height:1.6}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:0 14px;border:1px solid var(--line);border-radius:8px;background:var(--panel-2);color:var(--text);cursor:pointer}.btn.primary{border-color:var(--gold);background:var(--gold);color:#121212;font-weight:800}.btn.buy{border-color:rgba(14,203,129,.55);background:var(--green);color:#03130c;font-weight:800}.btn.sell{border-color:rgba(246,70,93,.55);background:var(--red);color:#fff;font-weight:800}.metric{padding:18px}.metric span{color:var(--muted);font-size:13px}.metric strong{display:block;margin-top:8px;font-size:24px}.positive{color:var(--green)}.negative{color:var(--red)}.table{width:100%;border-collapse:collapse}.table td,.table th{padding:13px 16px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}.table th{color:var(--muted);font-size:12px;text-transform:uppercase}.chart{height:320px;display:grid;align-items:end;grid-template-columns:repeat(24,1fr);grid-gap:7px;gap:7px;padding:16px}.candle{min-height:28px;border-radius:3px 3px 0 0;background:var(--green)}.candle.red{background:var(--red)}.form{display:grid;grid-gap:12px;gap:12px}.field{display:grid;grid-gap:7px;gap:7px}.field label{color:var(--muted);font-size:13px}.field input,.field select{width:100%;height:42px;border:1px solid var(--line);border-radius:8px;background:#0b0f18;color:var(--text);padding:0 12px}.book-row{display:grid;grid-template-columns:1fr 1fr 1fr;padding:7px 0;color:var(--muted);font-size:13px}.checkout-steps{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:10px;gap:10px}.checkout-step{min-height:76px;display:flex;align-items:center;gap:10px;padding:12px;border:1px solid var(--line);border-radius:8px;color:var(--muted);background:#0b0f18}.checkout-step span{display:grid;place-items:center;width:30px;height:30px;border-radius:8px;background:var(--panel-2);color:var(--text);font-weight:800}.checkout-step.active{border-color:rgba(240,185,11,.55);color:var(--text)}.checkout-step.active span{background:var(--gold);color:#121212}.auth-card{width:min(460px,100%);margin:48px auto}.notice{border:1px solid rgba(240,185,11,.35);border-radius:8px;background:rgba(240,185,11,.08);color:#ffe6a0;padding:12px 14px;font-size:14px;line-height:1.5}@media (max-width:1020px){.checkout-steps,.grid.three,.grid.two,.hero,.trade-grid{grid-template-columns:1fr}.nav{overflow-x:auto}}@media (max-width:700px){.topbar{align-items:flex-start;height:auto;padding:14px;flex-direction:column}.main{padding:16px}.hero-copy{padding:22px}.table-wrap{overflow-x:auto}}