:root {
  --bg: #f6f4ef; --panel: #ffffff; --panel2: #f1eee6; --line: #e3ded2; --fg: #191714; --muted: #6b655b; --faint: #9a9488;
  --vio: #6d4dff; --vio2: #a48bff; --ok: #14915a; --bad: #d23c3c; --amb: #c27a00;
  --sup: #b2560b; --met: #6d4dff; --cust: #0f7a6c;
  --serif: 'Fraunces', Georgia, serif; --sans: 'Inter', system-ui, sans-serif; --mono: 'JetBrains Mono', ui-monospace, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #121110; --panel: #1b1a18; --panel2: #24221f; --line: #33302b; --fg: #f1ede4; --muted: #a8a195; --faint: #78726a;
    --vio: #9a85ff; --vio2: #c4b5ff; --ok: #3fcf8e; --bad: #ff6b6b; --amb: #f0b030; --sup: #f39a4b; --met: #9a85ff; --cust: #3cc8b4; color-scheme: dark; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 15px/1.6 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 16px; }
.row { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.small { font-size: 13px; } .muted { color: var(--muted); } .mono { font-family: var(--mono); font-size: 12.5px; }
.top { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--line); }
.top .row { height: 56px; }
.brand { font: 700 18px var(--serif); text-decoration: none; display: flex; gap: 10px; align-items: center; }
.logo { width: 26px; height: 26px; border-radius: 7px; background: var(--vio); color: #fff; display: grid; place-items: center; font: 700 14px var(--mono); }
nav a { text-decoration: none; color: var(--muted); font-size: 14px; margin-left: 16px; }
@media (max-width: 640px) { nav a { margin-left: 8px; font-size: 12.5px; } }

.hero { padding: 60px 16px 20px; }
.eyebrow { font: 500 12px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--vio); }
h1 { font: 700 clamp(38px, 6vw, 72px)/1.02 var(--serif); margin: 10px 0 18px; letter-spacing: -0.02em; }
h1 em { color: var(--vio); font-style: italic; }
.lead { font-size: 18px; color: var(--muted); max-width: 760px; }
.homes { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 26px; }
@media (max-width: 760px) { .homes { grid-template-columns: 1fr; } }
.home { text-align: left; background: var(--panel); border: 1.5px solid var(--line); border-radius: 14px; padding: 14px 16px; cursor: pointer; font: inherit; color: inherit; }
.home.on { border-color: var(--vio); box-shadow: 0 0 0 3px color-mix(in srgb, var(--vio) 18%, transparent); }
.home b { display: block; font: 600 16px var(--serif); }
.home span { font-size: 13px; color: var(--muted); }

.block { padding: 36px 16px; }
.sec-head h2 { font: 700 30px var(--serif); margin: 6px 0 6px; }
.sec-head p { color: var(--muted); max-width: 780px; margin: 0 0 18px; }
.who { font: 600 11px var(--mono); text-transform: uppercase; letter-spacing: .06em; padding: 3px 9px; border-radius: 999px; display: inline-block; }
.who.cust { background: color-mix(in srgb, var(--cust) 15%, transparent); color: var(--cust); }
.who.sup { background: color-mix(in srgb, var(--sup) 15%, transparent); color: var(--sup); }
.who.met { background: color-mix(in srgb, var(--met) 15%, transparent); color: var(--met); }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 18px; min-width: 0; }
.panel h3 { font: 600 19px var(--serif); margin: 8px 0 6px; }
.ph { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.ph h3 { margin: 0 0 6px; }
canvas { width: 100%; display: block; }
.grid2 { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 14px; }
.grid3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
@media (max-width: 900px) { .grid2, .grid3 { grid-template-columns: 1fr; } }
.heat { display: grid; grid-template-columns: 30px repeat(24, minmax(0, 1fr)); gap: 2px; font: 10px var(--mono); color: var(--faint); }
.heat i { aspect-ratio: 1; border-radius: 2px; }
.ins { padding: 10px 0; border-bottom: 1px solid var(--line); }
.ins:last-child { border-bottom: 0; }
.ins b { display: block; font-size: 14.5px; }
.risk { font: 600 10.5px var(--mono); text-transform: uppercase; padding: 1px 7px; border-radius: 999px; margin-left: 6px; }
.risk.high { background: color-mix(in srgb, var(--bad) 15%, transparent); color: var(--bad); }
.risk.medium { background: color-mix(in srgb, var(--amb) 15%, transparent); color: var(--amb); }
.risk.low { background: var(--panel2); color: var(--muted); }

.flow { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
@media (max-width: 960px) { .flow { grid-template-columns: 1fr; } }
.party { display: flex; flex-direction: column; gap: 6px; }
.party .who { align-self: flex-start; }
.kv { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 4px 12px; font-size: 13px; margin: 8px 0; }
.kv dt { color: var(--muted); } .kv dd { margin: 0; overflow-wrap: anywhere; }
.btns { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 6px; }
.btn { font: 600 14px var(--sans); padding: 9px 14px; border-radius: 10px; border: 1px solid var(--line); background: var(--panel2); color: var(--fg); cursor: pointer; text-decoration: none; display: inline-block; }
.btn:hover { border-color: var(--faint); }
.btn.primary { background: var(--vio); border-color: var(--vio); color: #fff; }
.btn.ghost { background: transparent; }
.btn.small { font-size: 12.5px; padding: 6px 10px; }
.btn:disabled { opacity: .45; pointer-events: none; }
.out { font-size: 13px; min-height: 4px; }
.res { margin-top: 8px; padding: 10px 12px; border-radius: 10px; }
.res.ok { background: color-mix(in srgb, var(--ok) 12%, transparent); color: var(--ok); }
.res.bad { background: color-mix(in srgb, var(--bad) 12%, transparent); color: var(--bad); }
.res b { font-size: 15px; }
.res .mono { color: var(--fg); opacity: .8; }
.recv { background: var(--panel2); border-radius: 10px; padding: 10px 12px; font-size: 13px; }
.recv .mono { overflow-wrap: anywhere; }
.sel { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 18px; margin-top: 14px; align-items: center; }
@media (max-width: 860px) { .sel { grid-template-columns: 1fr; } }
.selctl input[type=range] { width: 100%; accent-color: var(--vio); margin: 6px 0 10px; }
.atk h4 { font: 600 17px var(--serif); margin: 0 0 4px; }
.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; margin-bottom: 16px; }
.tbl th, .tbl td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line); }
.tbl th { color: var(--muted); font-weight: 500; font-size: 12px; }
.tbl td.n { text-align: right; font-family: var(--mono); }
.cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
@media (max-width: 860px) { .cols { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .cols { grid-template-columns: 1fr; } }
.cols h4 { margin: 0 0 4px; font: 600 15px var(--serif); }
.cli code { background: var(--panel2); padding: 2px 6px; border-radius: 6px; font: 12px var(--mono); }
.foot { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 26px 16px 44px; color: var(--faint); font-size: 12.5px; border-top: 1px solid var(--line); }
.spin { display: inline-block; width: 13px; height: 13px; border: 2px solid var(--faint); border-top-color: var(--vio); border-radius: 50%; animation: s .8s linear infinite; vertical-align: -2px; margin-right: 6px; }
@keyframes s { to { transform: rotate(360deg); } }