:root {
  --bg: #0a0a0a;
  --panel: #111;
  --fg: #e8e8e8;
  --muted: #7a7a7a;
  --line: #262626;
  --green: #3ddc84;
  --amber: #ffb000;
  --red: #ff5f56;
  --blue: #6fa8ff;
  --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--fg); font-family: var(--mono); font-size: 14px; line-height: 1.6; }
p { margin: 0; }
h1, h2, h3 { margin: 0; font-weight: 500; }
a { color: inherit; text-decoration: none; }

.wrap { max-width: 1360px; margin: 0 auto; padding-inline: 40px; }
.lbl { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .1em; }
.g { color: var(--green); } .a { color: var(--amber); } .r { color: var(--red); } .m { color: var(--muted); } .w { color: #fff; } .b { color: var(--blue); }
.note { font-size: 11px; color: var(--muted); }

/* Top bar */
.top { border-bottom: 1px solid var(--line); }
.top-inner { display: flex; justify-content: space-between; align-items: center; height: 52px; font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }
.top-l { display: flex; gap: 32px; align-items: center; }
.logo { font-weight: 700; color: #fff; letter-spacing: .08em; }
.logo b { color: var(--amber); }
.top nav { display: flex; gap: 24px; color: var(--muted); }
.top nav a:hover { color: #fff; }
.key { border: 1px solid var(--fg); padding: 7px 12px; color: #fff; }
.key:hover { background: var(--fg); color: #000; }

/* Buttons */
.actions { display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-block; background: var(--green); color: #000; padding: 13px 18px; font-weight: 700; text-transform: uppercase; font-size: 12px; letter-spacing: .08em; border: 0; cursor: pointer; font-family: inherit; }
.btn:hover { background: #6ae8a3; }
.btn2 { display: inline-block; border: 1px solid var(--line); padding: 12px 18px; text-transform: uppercase; font-size: 12px; letter-spacing: .08em; }
.btn2:hover { border-color: var(--fg); }
a:focus-visible, button:focus-visible { outline: 2px solid var(--green); outline-offset: 2px; }

/* Hero */
.hero { padding-block: 72px 64px; display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: center; }
.hero-copy { display: grid; gap: 26px; min-width: 0; }
.hero h1 { font-size: clamp(2.2rem, 4.4vw, 3.8rem); line-height: 1.06; letter-spacing: -.04em; color: #fff; text-wrap: balance; }
.hero h1 em { font-style: normal; color: var(--green); display: block; }
.uplift { margin: 0; border: 1px solid var(--line); background: var(--panel); padding: 20px 22px; min-width: 0; }
.uplift-num { font-size: clamp(2.2rem, 4vw, 3.2rem); color: var(--green); letter-spacing: -.04em; line-height: 1.1; font-variant-numeric: tabular-nums; }
.uplift svg { display: block; width: 100%; height: auto; margin-top: 8px; }
.uplift-legend { display: flex; gap: 20px; flex-wrap: wrap; font-size: 11px; color: var(--muted); margin-top: 6px; }
.uplift-legend i { display: inline-block; width: 16px; vertical-align: 3px; margin-right: 8px; }
.k-on { border-top: 2.5px solid var(--green); } .k-off { border-top: 1.5px dashed var(--muted); }

/* Sections */
.section { padding-block: 88px 0; }
.sec-head { border-top: 1px solid var(--line); padding-top: 18px; margin-bottom: 28px; }
.sec-head h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); color: #fff; letter-spacing: -.02em; margin-top: 8px; max-width: 34ch; line-height: 1.25; text-wrap: balance; }

/* How it works: fixed 1280px diagram scaled to fit (desktop), stacked flow (phone) */
.diagram-wrap { position: relative; overflow: hidden; }
.diagram { position: relative; width: 1280px; transform-origin: 0 0; }
.diagram > svg.wires { position: absolute; inset: 0; pointer-events: none; }
.abs { position: absolute; }
.grp { color: #a8a8a8; }
.chip { height: 42px; border: 1px solid var(--line); background: var(--panel); display: flex; justify-content: space-between; align-items: center; padding: 0 14px; gap: 10px; }
.chip span:first-child { color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; white-space: nowrap; }
.chip span:last-child { color: #fff; font-size: 13px; white-space: nowrap; }
.chip span.g { color: var(--green); }
.gbox { position: relative; border: 1px solid var(--line); background: var(--panel); padding: 12px 14px; box-shadow: 6px 6px 0 -1px var(--bg), 6px 6px 0 0 #2a2a2a, 12px 12px 0 -1px var(--bg), 12px 12px 0 0 #1c1c1c; }
.ghd { height: 20px; }
.ghd b { color: #fff; font-weight: 500; font-size: 12px; letter-spacing: .1em; }
.hist-row { display: flex; justify-content: space-between; gap: 10px; font-size: 12px; color: var(--muted); margin-top: 6px; height: 20px; }
.hist-row b { color: #fff; font-weight: 500; }
.gbox svg { display: block; width: 100%; height: 90px; margin-top: 8px; }
.grow { display: flex; justify-content: space-between; align-items: center; height: 26px; border-top: 1px solid #1c1c1c; font-size: 13px; }
.grow span:first-child { color: var(--muted); }
.grow span:last-child { color: #fff; }
.grow .g { color: var(--green) !important; }
.grow.f1 { opacity: .45; } .grow.f2 { opacity: .2; }
.hist { border: 1px solid var(--green); background: #07100b; padding: 12px 14px; }
.hist .top-row b { color: #fff; font-weight: 500; font-size: 12px; letter-spacing: .08em; }
.hist .st { display: flex; flex-wrap: wrap; gap: 4px 18px; font-size: 12px; color: var(--muted); margin-top: 6px; }
.hist .st b { color: #fff; font-weight: 500; }
.hist svg { display: block; margin-top: 8px; width: 100%; height: auto; }
.model { border: 1px solid var(--green); background: #07130c; display: grid; place-items: center; text-align: center; height: 100%; }
.model b { color: #fff; letter-spacing: .12em; font-size: 15px; line-height: 1.5; }
.fbox { border: 1px solid var(--green); background: #07130c; padding: 16px 18px; height: 100%; }
.core { border: 1px solid var(--green); background: #07130c; height: 100%; display: flex; flex-direction: column; }
.core-top { flex: 1; display: grid; place-content: center; text-align: center; gap: 6px; padding: 14px; }
.core-top b { color: #fff; letter-spacing: .12em; font-size: 15px; font-weight: 500; }
.core-bot { display: flex; justify-content: space-between; align-items: center; gap: 12px; border-top: 1px solid #1d5a39; padding: 14px 18px; }
.core-bot .v { margin-top: 0; }
.v { font-size: 34px; letter-spacing: -.03em; line-height: 1.2; font-variant-numeric: tabular-nums; margin-top: 4px; }
.res { border: 1px solid var(--line); padding: 16px 18px; display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.res .v { font-size: 30px; }
.res .fl { align-self: flex-end; padding-bottom: 7px; }
.res.win { border-color: var(--green); background: #07130c; }
.res.loss { border-color: var(--red); background: #160807; }
.tag { font-size: 11px; letter-spacing: .1em; padding: 3px 8px; border: 1px solid currentColor; }
.delta { display: flex; justify-content: space-between; align-items: baseline; border-bottom: 1px solid var(--line); padding-bottom: 14px; gap: 12px; }
.delta b { font-size: 40px; color: var(--green); font-weight: 500; letter-spacing: -.03em; }
.delta-v { display: flex; align-items: baseline; gap: 12px; }
.delta-v em { font-style: normal; color: var(--green); font-size: 18px; border: 1px solid var(--green); padding: 1px 8px; }
.m-flow { display: none; }
.m-flow .gbox { margin-bottom: 22px; }
.m-flow .chips { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.m-flow .chip { height: auto; min-height: 44px; flex-direction: column; align-items: flex-start; justify-content: center; padding: 8px 12px; gap: 2px; }
.m-flow .chip span:last-child { white-space: normal; }
.m-flow .down { text-align: center; color: var(--green); padding: 8px 0; }
.m-flow .model { padding: 16px; gap: 4px; }
.m-flow .stack { display: grid; gap: 10px; }

/* Integration */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.steps li { padding: 24px 28px 0 0; }
.steps li + li { border-left: 1px solid var(--line); padding-left: 28px; }
.steps h3 { font-size: 17px; color: #fff; margin: 10px 0 8px; }
.steps p { color: #a8a8a8; line-height: 1.7; }

/* Contact */
.contact { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; padding-block: 96px; }
.contact h2 { font-size: clamp(2rem, 4vw, 2.8rem); color: #fff; letter-spacing: -.03em; margin: 10px 0 18px; }
.lead { color: #b5b5b5; line-height: 1.75; max-width: 54ch; font-size: 15px; }
.form { display: grid; gap: 14px; }
.form label { display: grid; gap: 6px; }
.form label span { font-size: 11px; color: var(--muted); text-transform: uppercase; letter-spacing: .1em; }
.form input, .form textarea { font: inherit; color: #fff; background: var(--panel); border: 1px solid var(--line); border-radius: 0; padding: 11px 12px; resize: vertical; }
.form input:focus, .form textarea:focus { outline: none; border-color: var(--green); }
.form-foot { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.status-msg { font-size: 12px; color: var(--muted); }
.hidden { display: none; }

footer { border-top: 1px solid var(--line); }
.foot { padding: 24px 40px; font-size: 11px; color: var(--muted); letter-spacing: .04em; max-width: 1360px; margin: 0 auto; }

@media (max-width: 900px) {
  .wrap { padding-inline: 16px; }
  .top nav { display: none; }
  .diagram-wrap { display: none; }
  .m-flow { display: block; }
  .hero { grid-template-columns: 1fr; gap: 28px; padding-block: 40px; }
  .steps { grid-template-columns: 1fr; }
  .steps li { padding: 20px 0 0; }
  .steps li + li { border-left: 0; padding-left: 0; border-top: 1px solid var(--line); margin-top: 16px; }
  .contact { grid-template-columns: 1fr; gap: 32px; padding-block: 72px; }
  .section { padding-block: 72px 0; }
  .foot { padding: 20px 16px; }
}