/* AgentDad — site styles. Quiet near-black, Inter with an Instrument Serif accent; one accent per meaning:
   cyan = machine work, amber = waiting on a human, green = done, red = rejected. */

@font-face { font-family: "Inter"; src: url("../fonts/inter-var.woff2") format("woff2"); font-weight: 100 900; font-display: swap; }
@font-face { font-family: "Space Grotesk"; src: url("../fonts/space-grotesk-var.woff2") format("woff2"); font-weight: 300 700; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("../fonts/jetbrains-mono-var.woff2") format("woff2"); font-weight: 100 800; font-display: swap; }
@font-face { font-family: "Instrument Serif"; src: url("../fonts/instrument-serif-italic.woff2") format("woff2"); font-style: italic; font-weight: 400; font-display: swap; }
@font-face { font-family: "Instrument Serif"; src: url("../fonts/instrument-serif.woff2") format("woff2"); font-style: normal; font-weight: 400; font-display: swap; }

:root {
  --bg: #07080a;
  --bg-2: #0b0c0f;
  --panel: #0e1013;
  --panel-2: #131519;
  --panel-3: #1a1d22;
  --line: rgba(255, 255, 255, 0.075);
  --line-2: rgba(255, 255, 255, 0.13);
  --text: #ededef;
  --muted: #a1a1aa;
  --dim: #6f6f78;
  --cyan: #58d6f0;
  --cyan-deep: #1e9fbf;
  --blue: #6b93ff;
  --violet: #a78bfa;
  --amber: #f6b44b;
  --green: #5ee39a;
  --red: #ff7a72;
  --display: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --serif: "Instrument Serif", "Iowan Old Style", Georgia, serif;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --r: 14px;
  --page: min(1200px, calc(100vw - 32px));
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.6 var(--sans); overflow-x: hidden;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  background-image: radial-gradient(1200px 640px at 50% -12%, rgba(120, 170, 255, 0.10), transparent 62%);
  background-repeat: no-repeat;
}
body::before { /* faint grid behind the hero only, fading out radially */
  content: ""; position: absolute; inset: 0 0 auto 0; height: 980px; pointer-events: none; z-index: -1;
  background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, #000 30%, transparent 75%);
}
img, svg, video { max-width: 100%; display: block; }
a { color: var(--cyan); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { font-family: var(--display); letter-spacing: -0.032em; margin: 0; font-weight: 600; }
.serif { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -0.01em; color: #dfe9f5;
  background: linear-gradient(100deg, #f4f7fb 10%, #a9d6ec 55%, #b7b2f5 95%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  padding-right: .06em; }
p { margin: 0; text-wrap: pretty; }
h1, h2, h3, h4 { text-wrap: balance; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; border-radius: 6px; }
.mono { font-family: var(--mono); }
.dim { color: var(--dim); }
.fine { font-size: 12.5px; color: var(--dim); line-height: 1.5; }
.page { width: var(--page); margin: 0 auto; }
.narrow { max-width: 820px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--cyan); color: #000; padding: 8px 12px; border-radius: 8px; z-index: 99; }
.skip:focus { left: 8px; }

/* ---------- buttons, chips ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px; border-radius: 999px; border: 1px solid var(--line-2);
  font-weight: 550; font-size: 15px; letter-spacing: -0.005em; cursor: pointer; text-decoration: none !important;
  transition: transform .15s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:disabled { opacity: .45; cursor: default; transform: none; }
.btn-primary { background: #f5f5f6; color: #0a0a0c; border-color: transparent; box-shadow: 0 1px 0 rgba(255,255,255,.4) inset, 0 8px 30px rgba(255,255,255,.08); }
.btn-primary:hover { background: #fff; box-shadow: 0 1px 0 rgba(255,255,255,.5) inset, 0 10px 36px rgba(255,255,255,.14); }
.btn-ghost { background: rgba(255,255,255,.03); color: var(--text); }
.btn-ghost:hover { border-color: rgba(255,255,255,.28); background: rgba(255,255,255,.06); }
.btn-sm { padding: 8px 14px; font-size: 14px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px; border-radius: 999px;
  font: 500 11.5px/1.4 var(--mono); color: var(--muted); border: 1px solid var(--line-2); background: rgba(255,255,255,.02);
}
.chip-live { color: var(--green); border-color: rgba(94,227,154,.35); }
.chip[data-tone="run"] { color: var(--cyan); border-color: rgba(88,214,240,.4); }
.chip[data-tone="wait"] { color: var(--amber); border-color: rgba(246,180,75,.45); }
.chip[data-tone="done"] { color: var(--green); border-color: rgba(94,227,154,.4); }
.chip[data-tone="stop"] { color: var(--red); border-color: rgba(255,122,114,.4); }
.pulse-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 rgba(94,227,154,.6); animation: pulse 1.8s infinite; display: inline-block; }
@keyframes pulse { 70% { box-shadow: 0 0 0 7px rgba(94,227,154,0); } 100% { box-shadow: 0 0 0 0 rgba(94,227,154,0); } }

/* ---------- nav ---------- */
.nav { position: sticky; top: 0; z-index: 50; backdrop-filter: saturate(160%) blur(16px); -webkit-backdrop-filter: saturate(160%) blur(16px); background: rgba(7,8,10,.66); border-bottom: 1px solid var(--line); }
.nav-inner { width: var(--page); margin: 0 auto; display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font: 600 17px/1 var(--display); letter-spacing: -0.02em; text-decoration: none !important; }
.nav-links { display: flex; gap: 22px; margin-left: auto; }
.nav-links a { color: var(--muted); font-size: 14px; transition: color .15s; }
.nav-links a:hover { color: var(--text); text-decoration: none; }
.nav-toggle { display: none; background: none; border: 0; width: 40px; height: 40px; padding: 10px; cursor: pointer; }
.nav-toggle span { display: block; height: 2px; background: var(--text); margin: 5px 0; border-radius: 2px; transition: transform .2s; }

/* ---------- hero ---------- */
.hero { padding: 56px 0 30px; }
.hero-copy { text-align: center; display: flex; flex-direction: column; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; font: 500 13px/1 var(--sans); color: var(--muted); padding: 8px 14px; border: 1px solid var(--line-2); border-radius: 999px; background: rgba(255,255,255,.03); }
.hero h1 { font-size: clamp(42px, 6.6vw, 84px); line-height: 1.0; margin: 22px 0 20px; font-weight: 600; max-width: 1000px; letter-spacing: -0.045em; }
.hero h1 .serif { font-size: 1.06em; letter-spacing: -0.02em; }
.grad { background: linear-gradient(90deg, var(--cyan), var(--blue) 55%, var(--violet)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lede { font-size: clamp(17px, 1.9vw, 20px); line-height: 1.55; color: var(--muted); max-width: 640px; }
.cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 14px; margin-top: 28px; }
.hero-copy .cta-row { justify-content: center; }
.text-link { color: var(--cyan); text-decoration: none; font-weight: 500; border-bottom: 1px solid rgba(88,214,240,.35); padding-bottom: 1px; }
.text-link:hover { border-color: var(--cyan); text-decoration: none; }
.hero-facts { list-style: none; padding: 0; margin: 22px 0 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 28px; color: var(--dim); font-size: 13.5px; }
.hero-facts b { color: var(--muted); font-weight: 550; }
.hero-facts li::before { content: ""; display: inline-block; width: 5px; height: 5px; margin: 0 9px 2px 0; border-radius: 50%; background: var(--cyan); opacity: .7; vertical-align: middle; }
.hero-stage { position: relative; margin-top: 40px; }
.hero-stage::before { content: ""; position: absolute; inset: 40px -6% -10% -6%; z-index: -1; pointer-events: none;
  background: radial-gradient(50% 50% at 50% 40%, rgba(88,214,240,.16), rgba(167,139,250,.08) 45%, transparent 75%); filter: blur(20px); }
.hero-stage .bx-pick { justify-content: center; }
.stage-note { margin-top: 14px; text-align: center; font-size: 13px; color: var(--dim); }

/* industries line under the hero */
.trust { padding: 56px 0 10px; }
.trust .page { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.trust p { font-size: 13px; color: var(--dim); }
.trust ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 34px; }
.trust li { font-size: 17px; font-weight: 550; letter-spacing: -0.015em; color: #8b8b94; }

/* ---------- app window ---------- */
.window { background: linear-gradient(180deg, var(--panel-2), var(--panel)); border: 1px solid var(--line-2); border-radius: 16px; overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,.55), 0 0 0 1px rgba(255,255,255,.02) inset; }
.win-bar { display: flex; align-items: center; gap: 14px; padding: 11px 14px; border-bottom: 1px solid var(--line); background: rgba(0,0,0,.18); min-width: 0; }
.dots { display: inline-flex; gap: 6px; flex: none; }
.dots i { width: 10px; height: 10px; border-radius: 50%; background: #2a3442; }
.dots i:first-child { background: #ff5f57; } .dots i:nth-child(2) { background: #febc2e; } .dots i:nth-child(3) { background: #28c840; }
.win-path { font: 12.5px var(--mono); color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.win-path b { color: var(--dim); font-weight: 400; }
.win-bar .chip { margin-left: auto; flex: none; }
.win-body { display: grid; grid-template-columns: 1fr 300px; min-height: 380px; }
.graph-wrap { padding: 10px 6px; display: flex; align-items: center; justify-content: center; min-width: 0; }
.flow-graph { width: 100%; height: auto; overflow: visible; }
.runlog { border-left: 1px solid var(--line); background: rgba(0,0,0,.22); padding: 12px 14px; display: flex; flex-direction: column; min-width: 0; }
.runlog-head { display: flex; justify-content: space-between; font: 600 11px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: 8px; }
.runlog ol { list-style: none; margin: 0; padding: 0; font: 11.5px/1.55 var(--mono); color: var(--muted); overflow: hidden; flex: 1; display: flex; flex-direction: column; justify-content: flex-end; max-height: 330px; }
.runlog li { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; animation: fadeUp .35s ease; }
.runlog li .t { color: var(--dim); }
.runlog li .ok { color: var(--green); } .runlog li .wait { color: var(--amber); } .runlog li .run { color: var(--cyan); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.win-foot { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--line); }
.kpi { padding: 12px 16px; border-right: 1px solid var(--line); min-width: 0; }
.kpi:last-child { border-right: 0; }
.kpi span { display: block; font: 11px var(--mono); color: var(--dim); text-transform: uppercase; letter-spacing: .06em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kpi b { font: 600 22px/1.3 var(--display); font-variant-numeric: tabular-nums; }
.kpi-amber b { color: var(--amber); }

/* hero graph (SVG, built by hero.js) */
.fg-edge { fill: none; stroke: rgba(255,255,255,.13); stroke-width: 1.6; }
.fg-edge.hot { stroke: rgba(88,214,240,.55); }
.fg-edge.alt { stroke-dasharray: 4 5; }
.fg-node rect { fill: #121418; stroke: rgba(255,255,255,.16); stroke-width: 1.2; transition: stroke .25s, fill .25s; }
.fg-node .fg-t { fill: var(--text); font: 600 14px var(--display); }
.fg-node .fg-s { fill: var(--dim); font: 11px var(--mono); }
.fg-node .fg-dot { fill: #2b3646; transition: fill .25s; }
.fg-node.on rect { stroke: var(--cyan); fill: #0f2230; }
.fg-node.on .fg-dot { fill: var(--cyan); }
.fg-node.human rect { stroke: rgba(246,180,75,.45); }
.fg-node.human.on rect { stroke: var(--amber); fill: #261d0d; }
.fg-node.human.on .fg-dot { fill: var(--amber); }
.fg-node.done.on rect { stroke: var(--green); fill: #0d2419; }
.fg-node.done.on .fg-dot { fill: var(--green); }
.fg-pkt { fill: var(--cyan); filter: drop-shadow(0 0 6px rgba(88,214,240,.9)); }
.fg-pkt.exc { fill: var(--amber); filter: drop-shadow(0 0 6px rgba(246,180,75,.9)); }

/* operations view inside Platform */
.ops { margin: 0 0 28px; }
.ops figcaption { margin-top: 10px; font-size: 13px; color: var(--dim); text-align: center; }

/* ---------- marquee ---------- */
.marquee { border-block: 1px solid var(--line); overflow: hidden; padding: 16px 0; margin-top: 30px; background: rgba(255,255,255,.012); }
.marquee-track { display: flex; gap: 44px; width: max-content; animation: slide 46s linear infinite; font: 500 14px var(--mono); color: var(--dim); text-transform: lowercase; }
.marquee-track span::before { content: "◆ "; color: rgba(88,214,240,.5); font-size: 10px; vertical-align: 2px; }
@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- sections ---------- */
.section { padding: 140px 0 20px; scroll-margin-top: 50px; }
.section-head { max-width: 780px; margin-bottom: 48px; }
.kicker { display: inline-flex; align-items: center; gap: 10px; font: 500 13px var(--sans); color: var(--muted); margin-bottom: 18px; }
.kicker::before { content: ""; width: 18px; height: 1px; background: linear-gradient(90deg, var(--cyan), transparent); }
.section-head h2, .contact h2 { font-size: clamp(32px, 4.6vw, 56px); line-height: 1.04; margin-bottom: 18px; font-weight: 600; letter-spacing: -0.04em; }
.section-head p:not(.kicker) { color: var(--muted); font-size: 18px; line-height: 1.6; }

/* ---------- playground ---------- */
.pg { border: 1px solid var(--line-2); border-radius: 18px; background: linear-gradient(180deg, var(--panel-2), var(--bg-2)); overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,.45); }
.pg-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; padding: 12px; border-bottom: 1px solid var(--line); background: rgba(0,0,0,.2); }
.pg-tabs { display: flex; gap: 6px; flex-wrap: wrap; }
.pg-tab { padding: 8px 13px; border-radius: 9px; border: 1px solid transparent; background: none; cursor: pointer; color: var(--muted); font-size: 14px; font-weight: 500; text-align: left; line-height: 1.25; }
.pg-tab small { display: block; font: 10.5px var(--mono); color: var(--dim); text-transform: uppercase; letter-spacing: .06em; }
.pg-tab:hover { color: var(--text); background: rgba(255,255,255,.03); }
.pg-tab[aria-selected="true"] { color: var(--text); background: rgba(88,214,240,.08); border-color: rgba(88,214,240,.35); }
.pg-controls { display: flex; gap: 8px; }
.pg-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr) minmax(0, .9fr); min-height: 560px; }
.pg-col { min-width: 0; padding: 14px; border-right: 1px solid var(--line); display: flex; flex-direction: column; }
.pg-col:last-child { border-right: 0; }
.pg-col-head { display: flex; justify-content: space-between; align-items: center; font: 600 11px var(--mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: 12px; }
.pg-col-head [data-slot="timer"] { text-transform: none; letter-spacing: 0; }
.pg-note { font-size: 12px; color: var(--dim); padding: 10px 14px; border-top: 1px solid var(--line); }

/* the input document */
.paper { background: #f5f3ee; color: #1c1f24; border-radius: 8px; padding: 18px 18px 14px; font: 12.5px/1.45 var(--sans); box-shadow: 0 10px 30px rgba(0,0,0,.35); position: relative; }
.paper .p-top { display: flex; justify-content: space-between; gap: 10px; align-items: flex-start; border-bottom: 2px solid #1c1f24; padding-bottom: 10px; margin-bottom: 10px; }
.paper .p-title { font: 700 15px/1.2 var(--display); letter-spacing: 0; }
.paper .p-from { font-size: 11.5px; color: #535b66; }
.paper .p-badge { font: 600 10px var(--mono); padding: 3px 6px; border: 1.5px solid #1c1f24; border-radius: 4px; text-transform: uppercase; white-space: nowrap; }
.paper .p-meta { display: grid; grid-template-columns: auto 1fr; gap: 3px 12px; margin-bottom: 10px; }
.paper .p-meta dt { color: #6b7380; font-size: 11px; }
.paper .p-meta dd { margin: 0; font-weight: 600; }
.paper table { width: 100%; border-collapse: collapse; font-size: 11.5px; margin-bottom: 8px; }
.paper th { text-align: left; font-weight: 600; color: #6b7380; font-size: 10.5px; text-transform: uppercase; border-bottom: 1px solid #c9c5bb; padding: 4px 4px 4px 0; }
.paper td { padding: 4px 4px 4px 0; border-bottom: 1px dashed #dcd8cf; vertical-align: top; }
.paper td.r, .paper th.r { text-align: right; }
.paper .p-tot { display: flex; justify-content: flex-end; gap: 14px; font-weight: 700; font-size: 13px; }
.paper .p-note { margin-top: 8px; font-size: 11px; color: #535b66; border-top: 1px solid #dcd8cf; padding-top: 6px; }
.paper [data-f] { border-radius: 3px; transition: background .3s, box-shadow .3s; }
.paper [data-f].hl { background: rgba(88,214,240,.28); box-shadow: 0 0 0 1.5px #1e9fbf; }
.paper [data-f].hl-warn { background: rgba(246,180,75,.35); box-shadow: 0 0 0 1.5px #d48a10; }
.paper .scan { position: absolute; left: 0; right: 0; height: 40px; top: 0; pointer-events: none; background: linear-gradient(180deg, transparent, rgba(30,159,191,.25), transparent); animation: scan 1.2s ease-in-out infinite; display: none; border-radius: 8px; }
.paper.scanning .scan { display: block; }
@keyframes scan { 0% { top: 0; } 50% { top: calc(100% - 40px); } 100% { top: 0; } }

/* the trace */
.trace { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; overflow-y: auto; max-height: 600px; scrollbar-width: thin; }
.trace:empty::before { content: "Press ▶ Run agent to start. The trace shows every model call, tool call and policy decision."; color: var(--dim); font-size: 13.5px; padding: 6px 2px; }
.tr { border: 1px solid var(--line); border-radius: 10px; padding: 9px 11px; background: rgba(255,255,255,.015); animation: fadeUp .3s ease; }
.tr-h { display: flex; align-items: center; gap: 9px; }
.tr-ic { width: 22px; height: 22px; border-radius: 6px; display: grid; place-items: center; font: 600 11px var(--mono); flex: none; background: rgba(88,214,240,.12); color: var(--cyan); }
.tr-t { font-weight: 600; font-size: 13.5px; flex: 1; min-width: 0; }
.tr-ms { font: 11px var(--mono); color: var(--dim); flex: none; }
.tr-d { font: 11.5px/1.5 var(--mono); color: var(--muted); margin-top: 5px; padding-left: 31px; overflow-wrap: anywhere; }
.tr-d .m { color: var(--violet); }
.tr pre { margin: 7px 0 0 31px; padding: 8px 10px; border-radius: 7px; background: #08090b; border: 1px solid var(--line); font: 11px/1.5 var(--mono); color: #b9c6d8; overflow-x: auto; white-space: pre; max-height: 170px; }
.tr pre .k { color: #7fd3ff; } .tr pre .s { color: #a5e37a; } .tr pre .n { color: #f6b44b; }
.tr.running { border-color: rgba(88,214,240,.45); background: rgba(88,214,240,.05); }
.tr.running .tr-ic { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.tr.k-check .tr-ic { background: rgba(94,227,154,.12); color: var(--green); }
.tr.k-approval { border-color: rgba(246,180,75,.5); background: rgba(246,180,75,.06); }
.tr.k-approval .tr-ic { background: rgba(246,180,75,.15); color: var(--amber); }
.tr.k-act .tr-ic, .tr.k-notify .tr-ic { background: rgba(107,147,255,.14); color: var(--blue); }
.tr.k-guard .tr-ic { background: rgba(167,139,250,.14); color: var(--violet); }
.checks { list-style: none; margin: 6px 0 0 31px; padding: 0; font-size: 12.5px; }
.checks li { display: flex; gap: 8px; padding: 2px 0; }
.checks li::before { content: "✓"; color: var(--green); font-weight: 700; width: 12px; flex: none; }
.checks li.warn::before { content: "!"; color: var(--amber); }
.checks li.fail::before { content: "✕"; color: var(--red); }

/* outcome column */
.oc-block { margin-bottom: 16px; }
.oc-block h4 { margin: 0 0 7px; font: 600 11px var(--mono); color: var(--dim); text-transform: uppercase; letter-spacing: .08em; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; font-size: 13px; }
.kv dt { color: var(--dim); }
.kv dd { margin: 0; font-weight: 500; text-align: right; overflow-wrap: anywhere; animation: fadeUp .3s ease; }
.oc-empty { color: var(--dim); font-size: 13.5px; }
.approve-card { border: 1px solid rgba(246,180,75,.55); background: linear-gradient(180deg, rgba(246,180,75,.11), rgba(246,180,75,.03)); border-radius: 12px; padding: 14px; animation: fadeUp .3s ease; }
.approve-card .ac-tag { font: 600 10.5px var(--mono); color: var(--amber); text-transform: uppercase; letter-spacing: .08em; }
.approve-card p { margin: 6px 0 4px; font-weight: 600; font-size: 14.5px; line-height: 1.4; }
.approve-card .ac-why { font-weight: 400; color: var(--muted); font-size: 12.5px; }
.approve-card .ac-btns { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.approve-card .ac-btns .btn { flex: 1 1 140px; white-space: normal; text-align: center; }
.btn-amber { background: var(--amber); color: #2b1a00; border-color: transparent; }
.ac-timer { height: 3px; background: rgba(246,180,75,.2); border-radius: 3px; margin-top: 10px; overflow: hidden; }
.ac-timer i { display: block; height: 100%; background: var(--amber); width: 100%; transform-origin: left; }
.result-card { border: 1px solid rgba(94,227,154,.45); background: rgba(94,227,154,.06); border-radius: 12px; padding: 14px; animation: fadeUp .3s ease; }
.result-card.rej { border-color: rgba(255,122,114,.45); background: rgba(255,122,114,.06); }
.result-card h5 { margin: 0 0 8px; font: 600 15px var(--display); }
.result-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 10px; }
.result-stats div { background: rgba(0,0,0,.25); border-radius: 8px; padding: 8px 10px; }
.result-stats span { display: block; font: 10.5px var(--mono); color: var(--dim); text-transform: uppercase; }
.result-stats b { font: 600 17px var(--display); }
.play-ic { width: 0; height: 0; border-left: 10px solid var(--cyan); border-top: 6px solid transparent; border-bottom: 6px solid transparent; }

/* ---------- how ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; counter-reset: s; }
.steps li { border: 1px solid var(--line); border-radius: var(--r); padding: 22px; background: linear-gradient(180deg, rgba(255,255,255,.025), transparent); position: relative; }
.steps li::after { content: ""; position: absolute; top: 34px; right: -14px; width: 14px; height: 1px; background: var(--line-2); }
.steps li:last-child::after { display: none; }
.step-n { font: 600 13px var(--mono); color: var(--cyan); }
.steps h3 { font-size: 22px; margin: 10px 0 2px; }
.when { font: 12px var(--mono); color: var(--amber); margin-bottom: 10px !important; }
.steps p:not(.when) { color: var(--muted); font-size: 14.5px; }
.ramp { margin-top: 22px; border: 1px solid var(--line); border-radius: var(--r); padding: 18px 22px; display: grid; gap: 10px; }
.ramp-row { display: grid; grid-template-columns: 130px 1fr 130px; gap: 14px; align-items: center; font: 12.5px var(--mono); color: var(--muted); }
.ramp-row b { color: var(--text); font-weight: 600; }
.bar { height: 10px; border-radius: 6px; background: rgba(255,255,255,.05); overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--cyan-deep), var(--cyan)); border-radius: 6px; transition: width 1.4s cubic-bezier(.2,.8,.2,1); }
.ramp.in .bar i { width: var(--w); }

/* ---------- platform ---------- */
.arch { margin: 0 0 18px; border: 1px solid var(--line); border-radius: 18px; padding: 22px; background: radial-gradient(600px 300px at 50% 40%, rgba(88,214,240,.06), transparent 70%), var(--bg-2); overflow: hidden; }
.arch svg { width: 100%; height: auto; }
.arch rect { fill: #111316; stroke: rgba(255,255,255,.14); }
.arch .a-runtime > rect { stroke: rgba(88,214,240,.35); }
.arch .a-guard rect { stroke: rgba(167,139,250,.5); fill: #151327; }
.arch text { fill: var(--text); font: 14px var(--sans); }
.arch .a-h { fill: var(--cyan); font: 600 12px var(--mono); letter-spacing: .1em; }
.arch .a-b { font: 600 15px var(--display); }
.arch .a-s { fill: var(--dim); font: 12px var(--mono); }
.a-wire { stroke: var(--cyan); stroke-width: 2; fill: none; stroke-dasharray: 6 6; animation: dash 1.2s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -12; } }
.arch-plane { display: flex; flex-wrap: wrap; gap: 8px 10px; align-items: center; justify-content: center; margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--line-2); }
.arch-plane span { font-size: 13px; color: var(--muted); padding: 5px 11px; border: 1px solid var(--line); border-radius: 999px; }
.arch-plane span.mono { color: var(--amber); border-color: rgba(246,180,75,.4); font-size: 12px; letter-spacing: .08em; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 30px 0; }
.feature-grid article { border: 1px solid var(--line); border-radius: var(--r); padding: 22px; background: rgba(255,255,255,.015); transition: border-color .2s, transform .2s; }
.feature-grid article:hover { border-color: rgba(88,214,240,.35); transform: translateY(-2px); }
.feature-grid h3 { font-size: 18px; margin-bottom: 8px; display: flex; align-items: center; gap: 10px; }
.feature-grid p { color: var(--muted); font-size: 14.5px; }
.ic { width: 30px; height: 30px; border-radius: 8px; display: inline-grid; place-items: center; background: rgba(88,214,240,.1); color: var(--cyan); font: 600 13px var(--mono); flex: none; }
.code-split { display: grid; grid-template-columns: 1.35fr 1fr; gap: 14px; align-items: stretch; }
.code-tabs { display: flex; gap: 2px; min-width: 0; overflow-x: auto; }
.code-tabs button { background: none; border: 0; border-radius: 7px; padding: 5px 10px; font: 12.5px var(--mono); color: var(--dim); cursor: pointer; white-space: nowrap; }
.code-tabs button[aria-selected="true"] { color: var(--text); background: rgba(255,255,255,.06); }
.code { margin: 0; padding: 16px 18px; font: 12.5px/1.65 var(--mono); color: #c9d4e3; overflow-x: auto; min-height: 380px; }
.code .c { color: #5f6f86; } .code .k { color: #7fd3ff; } .code .s { color: #a5e37a; } .code .n { color: #f6b44b; } .code .d { color: var(--violet); } .code .f { color: #ffd479; }
.waterfall { border: 1px solid var(--line-2); border-radius: 16px; padding: 16px 18px; background: var(--bg-2); display: flex; flex-direction: column; gap: 9px; }
.wf-head { display: flex; justify-content: space-between; font-size: 13px; margin-bottom: 6px; }
.wf-row { display: grid; grid-template-columns: 100px 1fr; gap: 10px; align-items: center; font: 11.5px var(--mono); color: var(--muted); }
.wf-row div { height: 14px; background: rgba(255,255,255,.03); border-radius: 4px; position: relative; }
.wf-row i { position: absolute; top: 0; bottom: 0; left: var(--l); width: max(var(--w), 3px); border-radius: 3px; background: var(--cyan); }
.wf-row i.v { background: var(--violet); } .wf-row i.b { background: var(--blue); } .wf-row i.a { background: repeating-linear-gradient(45deg, rgba(246,180,75,.75) 0 5px, rgba(246,180,75,.4) 5px 10px); } .wf-row i.g { background: var(--green); }
.waterfall .fine { margin-top: auto; }

/* ---------- use cases ---------- */
.uc-sys { display: flex; flex-wrap: wrap; gap: 6px; }
.uc-sys > span:not(.chip) { font: 11.5px var(--mono); color: var(--muted); border: 1px solid var(--line); border-radius: 6px; padding: 3px 8px; }

/* industry gallery */
.ind { display: grid; grid-template-columns: 270px minmax(0, 1fr); gap: 18px; align-items: start; }
.ind-list { display: flex; flex-direction: column; gap: 4px; position: sticky; top: 84px; }
.ind-list button { text-align: left; background: none; border: 1px solid transparent; border-radius: 10px; padding: 10px 14px; cursor: pointer; color: var(--muted); display: grid; gap: 2px; transition: background .2s, color .2s, border-color .2s; }
.ind-list button span { font-weight: 600; font-size: 15px; }
.ind-list button small { font-size: 12px; color: var(--dim); }
.ind-list button:hover { color: var(--text); background: rgba(255,255,255,.025); }
.ind-list button[aria-selected="true"] { color: var(--text); background: linear-gradient(90deg, rgba(88,214,240,.10), rgba(88,214,240,.02)); border-color: rgba(88,214,240,.28); }
.ind-panel { border: 1px solid var(--line-2); border-radius: 18px; padding: 30px 32px; background: linear-gradient(180deg, var(--panel-2), var(--panel)); box-shadow: 0 30px 70px rgba(0,0,0,.35); min-height: 560px; }
.ind-panel.swap > * { animation: swapIn .45s ease both; }
.ind-panel.swap > *:nth-child(2) { animation-delay: .04s; } .ind-panel.swap > *:nth-child(3) { animation-delay: .08s; } .ind-panel.swap > *:nth-child(n+4) { animation-delay: .12s; }
@keyframes swapIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.ind-top { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 10px; margin-bottom: 10px; }
.ind-name { font: 600 12px var(--mono); text-transform: uppercase; letter-spacing: .09em; color: var(--cyan); margin-right: 4px; }
.lever { font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; }
.lever-cost { color: var(--green); background: rgba(94,227,154,.10); border: 1px solid rgba(94,227,154,.28); }
.lever-revenue { color: var(--amber); background: rgba(246,180,75,.10); border: 1px solid rgba(246,180,75,.3); }
.lever-risk { color: var(--violet); background: rgba(167,139,250,.10); border: 1px solid rgba(167,139,250,.3); }
.ind-n { margin-left: auto; font-size: 12.5px; color: var(--dim); }
.ind-panel h3 { font-size: clamp(22px, 2.6vw, 30px); line-height: 1.15; margin-bottom: 22px; }
.ba { display: grid; grid-template-columns: minmax(0, 1fr) 34px minmax(0, 1fr); gap: 10px; align-items: stretch; }
.ba-col { border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; background: rgba(0,0,0,.18); }
.ba-col h4 { font: 600 11.5px var(--mono); text-transform: uppercase; letter-spacing: .08em; margin: 0 0 12px; }
.ba-before h4 { color: var(--red); } .ba-after h4 { color: var(--cyan); }
.ba-after { border-color: rgba(88,214,240,.25); background: rgba(88,214,240,.035); }
.ba ol { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.ba li { display: flex; gap: 10px; align-items: baseline; font-size: 14.5px; line-height: 1.45; }
.ba-before li span { flex: 1; color: var(--text); }
.ba-before li b { font: 600 12.5px var(--mono); color: var(--red); white-space: nowrap; }
.ba-total { margin: 14px 0 0; padding-top: 12px; border-top: 1px dashed var(--line-2); font-size: 13px; color: var(--muted); }
.ba-after li i { font: normal 600 10.5px var(--mono); text-transform: uppercase; letter-spacing: .06em; padding: 2px 7px; border-radius: 5px; flex: none; min-width: 52px; text-align: center; }
.who-agent i { color: var(--cyan); background: rgba(88,214,240,.12); }
.who-you i { color: var(--amber); background: rgba(246,180,75,.14); }
.ba-arrow { position: relative; }
.ba-arrow::before { content: ""; position: absolute; top: 50%; left: 4px; right: 8px; height: 2px; background: linear-gradient(90deg, rgba(255,122,114,.6), var(--cyan)); }
.ba-arrow::after { content: ""; position: absolute; top: calc(50% - 5px); right: 2px; border-left: 9px solid var(--cyan); border-top: 6px solid transparent; border-bottom: 6px solid transparent; }
.ind-nums { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 16px; }
.ind-nums div { border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; }
.ind-nums span { display: block; font-size: 12.5px; color: var(--muted); }
.ind-nums b { font: 600 17px var(--display); }
.ind-more { margin-top: 20px; }
.ind-more h4 { font-size: 13px; color: var(--muted); font-weight: 500; margin: 0 0 8px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tags span { font-size: 13px; padding: 5px 11px; border-radius: 999px; background: rgba(255,255,255,.04); border: 1px solid var(--line); color: var(--text); }
.ind-foot { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); }
.ind-note { margin: 14px 0 0 288px; }

/* revenue band */
.rev-head { margin: 80px 0 24px; max-width: 760px; }
.rev-head h3 { font-size: clamp(24px, 3vw, 34px); margin-bottom: 10px; }
.rev-head p { color: var(--muted); font-size: 17px; margin: 0; }
.rev-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.rev { border: 1px solid var(--line); border-radius: var(--r); padding: 22px; background: linear-gradient(180deg, rgba(246,180,75,.05), rgba(255,255,255,.01) 45%); display: flex; flex-direction: column; gap: 12px; }
.rev h4 { font: 600 18px/1.25 var(--display); margin: 0; }
.rev p { color: var(--muted); font-size: 14.5px; margin: 0; }
.rev-stat { display: grid; grid-template-columns: auto 1fr; gap: 12px; align-items: start; padding: 12px; border-radius: 10px; background: rgba(0,0,0,.22); }
.rev-stat b { font: 700 34px/1 var(--display); color: var(--amber); }
.rev-stat span { font-size: 12.5px; color: var(--muted); line-height: 1.45; }
.rev-stat a { color: var(--text); }
.rev .text-link { margin-top: auto; align-self: flex-start; font-size: 14px; }

/* ---------- ROI ---------- */
.roi { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.roi-in { border: 1px solid var(--line); border-radius: 16px; padding: 24px; display: grid; gap: 18px; background: rgba(255,255,255,.015); }
.roi-in label span { display: flex; justify-content: space-between; gap: 10px; font-size: 14.5px; color: var(--muted); margin-bottom: 6px; }
.roi-in output { font: 600 14px var(--mono); color: var(--text); }
input[type="range"] { width: 100%; accent-color: var(--cyan); height: 24px; }
.roi-out { border: 1px solid rgba(88,214,240,.3); border-radius: 16px; padding: 24px; background: radial-gradient(500px 240px at 80% 0%, rgba(88,214,240,.12), transparent 70%), var(--bg-2); display: flex; flex-direction: column; gap: 18px; }
.roi-big span { font: 12px var(--mono); text-transform: uppercase; color: var(--muted); letter-spacing: .08em; }
.roi-big b { display: block; font: 700 clamp(40px, 6vw, 64px)/1.05 var(--display); color: var(--green); font-variant-numeric: tabular-nums; }
.roi-cells { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.roi-cells div { border: 1px solid var(--line); border-radius: 10px; padding: 12px; }
.roi-cells span { display: block; font: 11px var(--mono); color: var(--dim); text-transform: uppercase; }
.roi-cells b { font: 600 22px var(--display); font-variant-numeric: tabular-nums; }

/* ---------- pricing ---------- */
.price-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.price { border: 1px solid var(--line); border-radius: 16px; padding: 24px; display: flex; flex-direction: column; background: rgba(255,255,255,.015); position: relative; }
.price h3 { font-size: 19px; }
.price .amt { margin: 14px 0 2px; color: var(--muted); font-size: 14px; }
.price .amt b { font: 700 36px var(--display); color: var(--text); letter-spacing: -.02em; }
.price .sub { font: 12px var(--mono); color: var(--dim); }
.price ul { list-style: none; padding: 0; margin: 18px 0 22px; display: grid; gap: 8px; font-size: 14.5px; color: var(--muted); }
.price li::before { content: "✓  "; color: var(--cyan); }
.price .btn { margin-top: auto; }
.price-hot { border-color: rgba(88,214,240,.55); background: linear-gradient(180deg, rgba(88,214,240,.08), rgba(88,214,240,.01)); box-shadow: 0 20px 60px rgba(88,214,240,.08); }
.badge { position: absolute; top: -11px; left: 22px; font: 600 11px var(--mono); text-transform: uppercase; background: var(--cyan); color: #04222b; padding: 3px 9px; border-radius: 999px; }

.drivers { margin-top: 16px; border: 1px dashed var(--line-2); border-radius: 14px; padding: 16px 20px; display: grid; grid-template-columns: auto repeat(4, 1fr); gap: 10px 24px; align-items: center; }
.drivers p { font-size: 12px; color: var(--amber); text-transform: uppercase; letter-spacing: .08em; }
.drivers b { display: block; font: 600 15px var(--display); }
.drivers span { font-size: 13px; color: var(--muted); }
.wf-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 10px; }
.wf-stats div { border: 1px solid var(--line); border-radius: 9px; padding: 9px 11px; }
.wf-stats span { display: block; font: 10.5px var(--mono); color: var(--dim); text-transform: uppercase; }
.wf-stats b { font: 600 18px var(--display); }
.roi-in select { width: 100%; background: #0b0c0f; border: 1px solid var(--line-2); border-radius: 9px; padding: 9px 10px; font-size: 14px; }

/* ---------- security, faq ---------- */
.sec-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 16px; overflow: hidden; }
.sec-grid > div { background: var(--bg); padding: 24px; }
.sec-grid h3 { font-size: 17px; margin-bottom: 6px; }
.sec-grid p { color: var(--muted); font-size: 14.5px; }
details { border-bottom: 1px solid var(--line); padding: 18px 0; }
summary { cursor: pointer; font: 600 18px var(--display); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: "+"; color: var(--cyan); font: 400 22px var(--mono); line-height: 1; }
details[open] summary::after { content: "–"; }
details p { color: var(--muted); margin-top: 10px; }

/* ---------- contact ---------- */
.contact { padding-bottom: 100px; }
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 50px; align-items: start; }
.contact-grid > div > p:not(.kicker) { color: var(--muted); font-size: 18px; }
.contact-facts { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 10px; font-size: 15px; }
.contact-facts li { display: grid; grid-template-columns: 86px 1fr; align-items: baseline; }
.contact-facts span { font: 500 12.5px var(--sans); color: var(--dim); }
.contact-facts em { font-style: normal; color: var(--text); }
.contact-form { border: 1px solid var(--line-2); border-radius: 18px; padding: 24px; background: linear-gradient(180deg, var(--panel-2), var(--panel)); display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.contact-form label { display: grid; gap: 6px; font-size: 13px; color: var(--muted); }
.contact-form .full { grid-column: 1 / -1; }
.contact-form input, .contact-form select, .contact-form textarea { background: #0b0c0f; border: 1px solid var(--line-2); border-radius: 9px; padding: 10px 12px; font-size: 15px; width: 100%; min-width: 0; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--cyan); outline: none; }

/* ---------- footer ---------- */
.foot { border-top: 1px solid var(--line); padding: 36px 0 44px; background: var(--bg-2); }
.foot-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 40px; align-items: center; }
.foot-brand p { color: var(--dim); font-size: 14px; margin-top: 8px; }
.foot-co { display: flex; gap: 14px; align-items: center; justify-self: end; font-size: 14px; color: var(--muted); }
.foot-co img { border-radius: 8px; }
.foot-legal { grid-column: 1 / -1; }

/* ---------- film modal ---------- */
.film-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 290px; gap: 18px; align-items: start; }
.film-frame { position: relative; border-radius: 18px; padding: 1px; background: linear-gradient(135deg, rgba(88,214,240,.5), rgba(167,139,250,.35) 50%, rgba(255,255,255,.075)); box-shadow: 0 40px 100px rgba(0,0,0,.6), 0 0 80px rgba(88,214,240,.06); }
.film-frame video { display: block; width: 100%; aspect-ratio: 16 / 9; border-radius: 17px; background: #05070a; }
.film-side { border: 1px solid var(--line); border-radius: 16px; padding: 14px; background: rgba(255,255,255,.015); }
.seg { display: grid; grid-template-columns: 1fr 1fr; padding: 3px; border-radius: 10px; background: rgba(0,0,0,.3); border: 1px solid var(--line); margin-bottom: 12px; }
.seg button { background: none; border: 0; border-radius: 8px; padding: 8px 10px; cursor: pointer; color: var(--muted); font-size: 14px; font-weight: 600; }
.seg button[aria-pressed="true"] { background: var(--panel-3); color: var(--text); box-shadow: 0 1px 0 rgba(255,255,255,.05) inset; }
.chapters { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.chapters button { width: 100%; display: grid; grid-template-columns: 44px 1fr; gap: 8px; text-align: left; background: none; border: 0; border-radius: 8px; padding: 8px 10px; cursor: pointer; color: var(--muted); font-size: 14px; line-height: 1.35; }
.chapters button .mono { font-size: 12px; color: var(--dim); padding-top: 1px; }
.chapters button:hover { background: rgba(255,255,255,.03); color: var(--text); }
.chapters button.on { background: rgba(88,214,240,.08); color: var(--text); }
.chapters button.on .mono { color: var(--cyan); }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .nav-links { gap: 16px; }
  .win-body { grid-template-columns: 1fr; }
  .runlog { border-left: 0; border-top: 1px solid var(--line); }
  .runlog ol { max-height: 150px; }
  .pg-grid { grid-template-columns: 1fr 1fr; }
  .pg-out { grid-column: 1 / -1; border-top: 1px solid var(--line); }
  .steps { grid-template-columns: 1fr 1fr; }
  .steps li::after { display: none; }
  .price-grid, .rev-grid { grid-template-columns: 1fr 1fr; }
  .film-wrap { grid-template-columns: 1fr; }
  .chapters { grid-template-columns: 1fr 1fr; }
  .ind { grid-template-columns: 1fr; }
  .ind-list { position: static; flex-direction: row; overflow-x: auto; scrollbar-width: none; padding-bottom: 4px; }
  .ind-list::-webkit-scrollbar { display: none; }
  .ind-list button { flex: none; }
  .ind-list button small { display: none; }
  .ind-note { margin-left: 0; }
  .ind-panel { min-height: 0; }
  .drivers { grid-template-columns: 1fr 1fr; }
  .drivers p { grid-column: 1 / -1; }
  .code-split { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .nav-links { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; gap: 0; background: rgba(7,8,10,.97); border-bottom: 1px solid var(--line); padding: 8px 16px 16px; }
  .nav.open .nav-links { display: flex; }
  .nav-links a { padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 16px; }
  .nav-toggle { display: block; margin-left: auto; }
  .nav .btn-sm { margin-left: 0; }
  .nav-inner { gap: 12px; }
  .nav.open .nav-toggle span:first-child { transform: translateY(3.5px) rotate(45deg); }
  .nav.open .nav-toggle span:last-child { transform: translateY(-3.5px) rotate(-45deg); }
  .win-foot { grid-template-columns: repeat(2, 1fr); }
  .kpi { border-bottom: 1px solid var(--line); }
  .kpi:nth-child(2n) { border-right: 0; }
  .kpi:last-child { grid-column: 1 / -1; }
  .feature-grid, .sec-grid, .roi, .contact-grid { grid-template-columns: 1fr; }
  .contact-grid { gap: 30px; }
  .ramp-row { grid-template-columns: 96px 1fr; }
  .ramp-row b { grid-column: 2; font-size: 11.5px; margin-top: -6px; }
  .foot-grid { grid-template-columns: 1fr; }
  .foot-co { justify-self: start; }
}
@media (max-width: 640px) {
  .section { padding-top: 80px; }
  .hero { padding-top: 44px; }
  .eyebrow { font-size: 10.5px; padding: 7px 10px; letter-spacing: .02em; }
  .nav .btn-sm { display: none; }
  .pg-grid { grid-template-columns: 1fr; min-height: 0; }
  .pg-col { border-right: 0; border-bottom: 1px solid var(--line); }
  .pg-out { border-top: 0; }
  .pg-controls { width: 100%; }
  .pg-controls .btn:first-child { flex: 1; }
  .trace { max-height: 460px; }
  .steps, .price-grid, .rev-grid, .chapters, .ind-nums { grid-template-columns: 1fr; }
  .ind-panel { padding: 20px 18px; }
  .ind-n { margin-left: 0; width: 100%; }
  .ba { grid-template-columns: 1fr; }
  .ba-arrow { height: 26px; }
  .ba-arrow::before { left: calc(50% - 1px); right: auto; top: 2px; bottom: 6px; width: 2px; height: auto; background: linear-gradient(180deg, rgba(255,122,114,.6), var(--cyan)); }
  .ba-arrow::after { top: auto; bottom: 0; right: auto; left: calc(50% - 6px); border-left: 6px solid transparent; border-right: 6px solid transparent; border-top: 9px solid var(--cyan); border-bottom: 0; }
  .contact-form { grid-template-columns: 1fr; padding: 18px; }
  .roi-in, .roi-out { padding: 18px; }
  .code { font-size: 11.5px; min-height: 0; }
  .arch { padding: 12px; overflow-x: auto; }
  .arch svg { min-width: 760px; }
  .wf-row { grid-template-columns: 82px 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .marquee-track { animation: none; }
}

/* browser-run picker (segmented pills above the hero stage) + engagement models */
.bx-pick { display: flex; flex-wrap: wrap; gap: 3px; width: fit-content; max-width: 100%; margin: 0 auto 16px; padding: 4px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.025); }
.bx-pick [role=tab] { background: none; border: 0; border-radius: 999px; padding: 7px 16px; cursor: pointer; color: var(--muted); font-size: 13.5px; font-weight: 500; transition: color .15s, background .15s; }
.bx-pick [role=tab] small { display: none; }
.bx-pick [role=tab]:hover { color: var(--text); }
.bx-pick [role=tab][aria-selected="true"] { color: var(--text); background: rgba(255,255,255,.08); box-shadow: 0 1px 0 rgba(255,255,255,.06) inset; }
.bx-replay { background: none; border: 0; border-left: 1px solid var(--line); border-radius: 0 999px 999px 0; padding: 7px 14px; color: var(--dim); font-size: 13px; cursor: pointer; }
.bx-replay:hover { color: var(--text); }
.engage { margin-top: 28px; }
.engage h3 { font-size: 20px; margin-bottom: 12px; }
.engage-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.engage-grid article { position: relative; border: 1px solid var(--line); border-radius: var(--r); padding: 18px 20px; background: rgba(255,255,255,.015); }
.engage-grid b { display: block; font: 600 16px var(--display); margin-bottom: 6px; }
.engage-grid p { margin: 0; color: var(--muted); font-size: 14px; }
.engage-grid .tag { position: absolute; top: -10px; right: 14px; font: 600 10.5px var(--mono); text-transform: uppercase; letter-spacing: .06em; color: #04222b; background: var(--cyan); padding: 2px 8px; border-radius: 999px; }
@media (max-width: 860px) { .engage-grid { grid-template-columns: 1fr; } }
@media (max-width: 640px) {
  .bx-pick { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
  .bx-pick::-webkit-scrollbar { display: none; }
  .bx-pick [role=tab] { padding: 7px 11px; font-size: 12.5px; white-space: nowrap; }
  .bx-replay { font-size: 0; padding: 7px 12px; }
  .bx-replay::before { content: "↻"; font-size: 14px; }
  .hero h1 { letter-spacing: -0.04em; }
}

/* capabilities strip */
.caps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 84px; }
.cap { border: 1px solid var(--line); border-radius: 16px; padding: 20px; background: linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.01)); display: flex; flex-direction: column; gap: 8px; transition: border-color .2s, transform .2s; }
.cap:hover { border-color: var(--line-2); transform: translateY(-2px); }
.cap-ic { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; font-size: 16px; color: var(--cyan); background: rgba(88,214,240,.09); border: 1px solid rgba(88,214,240,.2); }
.cap h4 { margin: 4px 0 0; font: 600 16.5px var(--display); letter-spacing: -0.02em; }
.cap p { color: var(--muted); font-size: 14px; line-height: 1.55; }
.cap .text-link { margin-top: auto; align-self: flex-start; font-size: 13.5px; }
.sub-head { margin: 0 0 22px; max-width: 760px; }
.sub-head h3 { font-size: clamp(22px, 2.6vw, 30px); margin-bottom: 8px; letter-spacing: -0.03em; }
.sub-head p { color: var(--muted); }

/* use-case library */
.lib-head { margin-top: 96px; }
.lib-filters { display: grid; gap: 10px; margin-bottom: 14px; }
.lib-filters input { width: 100%; max-width: 560px; padding: 11px 16px; border-radius: 999px; border: 1px solid var(--line-2); background: rgba(255,255,255,.03); color: var(--text); }
.lib-filters input:focus { outline: none; border-color: rgba(88,214,240,.5); }
.lib-chips { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.lib-chips > span { font-size: 12.5px; color: var(--dim); width: 104px; }
.lib-chips button { font-size: 13px; padding: 5px 12px; border-radius: 999px; border: 1px solid var(--line); background: none; color: var(--muted); cursor: pointer; }
.lib-chips button:hover { color: var(--text); border-color: var(--line-2); }
.lib-chips button[aria-pressed="true"] { color: #0a0a0c; background: #f0f0f2; border-color: transparent; }
.lib-count { font-size: 13px; color: var(--dim); margin: 6px 0 12px; }
.lib-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.lc { border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px; background: rgba(255,255,255,.015); display: flex; flex-direction: column; gap: 8px; animation: swapIn .35s ease both; }
.lc-top { display: flex; justify-content: space-between; gap: 8px; font-size: 12px; color: var(--dim); }
.lc-top span:last-child { font-weight: 600; } .out-rev { color: var(--amber); } .out-risk { color: var(--violet); } .out-time { color: var(--green); }
.lc h4 { margin: 0; font: 600 16px/1.3 var(--display); letter-spacing: -0.015em; }
.lc p { color: var(--muted); font-size: 13.5px; line-height: 1.5; }
.lc-foot { margin-top: auto; display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; padding-top: 8px; border-top: 1px solid var(--line); font-size: 12px; }
.lc-cap { color: var(--cyan); } .lc-meta { color: var(--dim); }
.lc-foot a { margin-left: auto; font-weight: 600; font-size: 12.5px; }
.lib-empty { color: var(--muted); grid-column: 1 / -1; padding: 30px 0; }
.lib-more-row { display: flex; justify-content: center; margin-top: 18px; }
.lib-more-row [hidden] { display: none; }
@media (max-width: 1080px) { .caps { grid-template-columns: 1fr 1fr; } .lib-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .caps, .lib-grid { grid-template-columns: 1fr; } .lib-chips > span { width: 100%; } }

/* search steps in the playground trace: query, sources, ranked hits, quoted passage */
.sr { margin: 8px 0 0 31px; display: grid; gap: 7px; }
.sr-q { display: flex; align-items: center; gap: 8px; padding: 7px 11px; border-radius: 999px; background: rgba(255,255,255,.04); border: 1px solid var(--line-2); font-size: 12.5px; color: var(--text); }
.sr-q span { color: var(--cyan); }
.sr-src { display: flex; flex-wrap: wrap; gap: 5px; }
.sr-src span { font-size: 11.5px; padding: 2px 9px; border-radius: 999px; border: 1px dashed var(--line-2); color: var(--muted); }
.sr-src span em { font-style: normal; color: var(--dim); }
.sr-src span.ok { border-style: solid; border-color: rgba(94,227,154,.35); } .sr-src span.ok::before { content: "✓ "; color: var(--green); }
.sr-wait { font-size: 12px; color: var(--dim); display: flex; align-items: center; gap: 3px; }
.sr-wait i { width: 4px; height: 4px; border-radius: 50%; background: var(--cyan); animation: bxDot 1s infinite; } .sr-wait i:nth-child(2) { animation-delay: .15s; } .sr-wait i:nth-child(3) { animation-delay: .3s; }
.sr-hits { list-style: none; margin: 0; padding: 0; display: grid; gap: 3px; counter-reset: hit; }
.sr-hits li { display: grid; grid-template-columns: 1fr auto; gap: 1px 10px; padding: 6px 9px 6px 30px; border-radius: 8px; background: rgba(255,255,255,.025); position: relative; font-size: 12.5px; animation: fadeUp .35s ease both; animation-delay: var(--d); }
.sr-hits li::before { counter-increment: hit; content: counter(hit); position: absolute; left: 9px; top: 7px; font: 600 10.5px var(--mono); color: var(--dim); }
.sr-hits li:first-child { background: rgba(88,214,240,.07); box-shadow: inset 2px 0 0 var(--cyan); }
.sr-t { color: var(--text); } .sr-m { grid-column: 1; font-size: 11px; color: var(--dim); }
.sr-s { grid-row: 1 / 3; grid-column: 2; align-self: center; display: flex; align-items: center; gap: 6px; font: 11px var(--mono); color: var(--muted); }
.sr-s i { width: 44px; height: 4px; border-radius: 2px; background: rgba(255,255,255,.08); position: relative; overflow: hidden; }
.sr-s i::after { content: ""; position: absolute; inset: 0; width: calc(var(--s) * 100%); background: var(--cyan); border-radius: 2px; }
.sr-quote { margin: 2px 0 0; padding: 10px 12px; border-left: 2px solid var(--amber); border-radius: 0 8px 8px 0; background: #f7f3e8; color: #3b3324; font: 12.5px/1.55 Georgia, "Times New Roman", serif; animation: fadeUp .4s ease both; animation-delay: var(--d); }
.sr-qs { display: block; font: 600 10.5px var(--sans); color: #8a6d2f; text-transform: uppercase; letter-spacing: .05em; margin-bottom: 4px; }
.sr-quote mark { background: linear-gradient(90deg, #ffe08a 50%, transparent 50%) 100% 0 / 200% 100% no-repeat; color: #2b2210; padding: 0 1px; animation: srMark .9s ease forwards; animation-delay: calc(var(--d) + .35s); }
@keyframes srMark { to { background-position: 0 0; } }