:root{color-scheme:dark;font-family:Inter,system-ui,sans-serif;background:#0b1120;color:#e2e8f0}*{box-sizing:border-box}body{margin:0;background:#0b1120}.app{max-width:1200px;margin:0 auto;padding:40px 24px 80px;display:flex;flex-direction:column;gap:32px}.hero{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px;padding:32px;border-radius:20px;background:linear-gradient(135deg,#0f172aeb,#1e293bb3);border:1px solid rgba(148,163,184,.2)}.eyebrow{text-transform:uppercase;letter-spacing:.2em;font-size:12px;color:#38bdf8;margin:0 0 12px}.hero h1{margin:0 0 12px;font-size:32px}.subtitle{margin:0;color:#cbd5f5;line-height:1.6}.stats-toggle{margin-top:16px;display:inline-flex;align-items:center;gap:10px;font-size:13px;color:#94a3b8}.stats-toggle input{width:16px;height:16px;accent-color:#38bdf8}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:16px}.stat-card{background:#0f172ab3;border-radius:16px;padding:16px;border:1px solid rgba(148,163,184,.2)}.stat-card span{display:block;font-size:13px;color:#94a3b8;margin-bottom:8px}.stat-card strong{font-size:20px}.panel{background:#0f172acc;border-radius:20px;padding:24px;border:1px solid rgba(148,163,184,.2);display:flex;flex-direction:column;gap:16px}.panel-header{display:flex;align-items:center;justify-content:space-between;gap:16px}.panel-header h2{margin:0 0 6px}.panel-header p{margin:0;color:#94a3b8}button{background:#38bdf8;color:#0f172a;border:none;padding:10px 18px;border-radius:999px;font-weight:600;cursor:pointer}button:hover{background:#7dd3fc}textarea{min-height:220px;border-radius:16px;border:1px solid rgba(148,163,184,.3);background:#020617e6;color:#e2e8f0;padding:16px;font-family:JetBrains Mono,SFMono-Regular,monospace;font-size:13px;line-height:1.5;resize:vertical}.fee-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}.field{display:flex;flex-direction:column;gap:8px;font-size:13px;color:#94a3b8}.field input{border-radius:12px;border:1px solid rgba(148,163,184,.3);background:#020617e6;color:#e2e8f0;padding:10px 12px;font-size:14px}.field input:focus{outline:2px solid rgba(56,189,248,.6);outline-offset:2px}.helper-text{margin:0;color:#94a3b8;font-size:13px}.error{margin:0;color:#fca5a5}.chart-wrapper{width:100%;background:#02061799;border-radius:16px;padding:12px 8px}.table-wrapper{width:100%;overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px}thead{text-align:left;color:#94a3b8}th,td{padding:12px 10px;border-bottom:1px solid rgba(148,163,184,.12)}tbody tr:hover{background:#94a3b80f}.positive{color:#4ade80;font-weight:600}.negative{color:#f87171;font-weight:600}.neutral{color:#e2e8f0;font-weight:600}footer{text-align:center;color:#94a3b8;font-size:13px}footer code{color:#e2e8f0}@media (max-width: 720px){.panel-header{flex-direction:column;align-items:flex-start}button{width:100%}}