:root {
  --bg: #0a0a0f;
  --bg-raised: #111118;
  --bg-sunk: #07070b;
  --line: #24242f;
  --line-strong: #3a3a4a;
  --ink: #ececf4;
  --ink-dim: #a3a3b8;
  --ink-faint: #6e6e85;
  --accent: #8f73ff;
  --accent-ink: #0a0a0f;
  --accent-soft: rgba(143, 115, 255, 0.12);
  --live: #4ade80;
  --warn: #f5b74e;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --wrap: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  background-image: radial-gradient(circle, #1c1c27 1px, transparent 1px);
  background-size: 22px 22px;
}
a { color: inherit; }
::selection { background: var(--accent); color: var(--accent-ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 12px; top: 12px; z-index: 50; background: var(--accent); color: var(--accent-ink); padding: 8px 12px; }

/* ── top bar ───────────────────────────────────────────── */
.top {
  position: sticky; top: 0; z-index: 20;
  background: rgba(10, 10, 15, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.top .wrap { display: flex; align-items: center; gap: 28px; height: 56px; }
.mark { font-weight: 700; font-size: 16px; letter-spacing: -0.01em; text-decoration: none; white-space: nowrap; }
.mark b { color: var(--accent); font-weight: 700; }
.cursor { display: inline-block; width: 9px; height: 2px; background: var(--accent); margin-left: 2px; animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a { color: var(--ink-dim); text-decoration: none; font-size: 12.5px; }
.nav a:hover { color: var(--ink); }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font: inherit; font-weight: 700; font-size: 12.5px; letter-spacing: 0.06em; text-transform: uppercase;
  padding: 12px 18px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink);
  text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: transform 120ms ease, background 120ms ease;
}
.btn:hover { background: #a48dff; transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); background: transparent; }
.btn.small { padding: 8px 12px; font-size: 11.5px; }

/* ── console frame ─────────────────────────────────────── */
.frame { border: 1px solid var(--line-strong); background: var(--bg-raised); position: relative; }
.frame::before, .frame::after {
  content: ""; position: absolute; width: 9px; height: 9px; border: 1px solid var(--accent);
}
.frame::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.frame::after { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }
.frame-bar {
  display: flex; align-items: center; gap: 12px; padding: 9px 14px;
  border-bottom: 1px solid var(--line); font-size: 11.5px; color: var(--ink-faint); letter-spacing: 0.04em;
}
.dots { display: flex; gap: 6px; }
.dots i { width: 9px; height: 9px; border-radius: 50%; background: var(--line-strong); }
.dots i:first-child { background: var(--accent); }
.live { margin-left: auto; color: var(--live); display: inline-flex; align-items: center; gap: 7px; font-weight: 700; letter-spacing: 0.12em; }
.live::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--live); box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.6); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 7px rgba(74, 222, 128, 0); } 100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); } }

/* ── hero ──────────────────────────────────────────────── */
.hero { padding: 56px 0 28px; }
.hero-body { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 0; }
.hero-copy { padding: 44px 40px 40px; }
.eyebrow { color: var(--accent); font-size: 11.5px; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; margin: 0 0 18px; }
h1 { font-size: clamp(30px, 4.6vw, 50px); line-height: 1.06; letter-spacing: -0.02em; text-transform: uppercase; margin: 0 0 22px; font-weight: 800; }
h1 em { font-style: normal; color: var(--accent); }
.lede { color: var(--ink-dim); max-width: 56ch; margin: 0 0 30px; font-size: 14.5px; }
.lede strong { color: var(--ink); font-weight: 600; }
.cta-row { display: flex; flex-wrap: wrap; align-items: center; gap: 14px 18px; }
.cta-note { color: var(--ink-faint); font-size: 12px; }
.hero-side { border-left: 1px solid var(--line); background: var(--bg-sunk); padding: 28px 26px; font-size: 12.5px; display: flex; flex-direction: column; justify-content: center; }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 9px 18px; margin: 0; }
.kv dt { color: var(--ink-faint); }
.kv dd { margin: 0; color: var(--ink); text-align: right; }
.kv dd b { color: var(--accent); font-weight: 700; }
.side-rule { border: 0; border-top: 1px dashed var(--line-strong); margin: 18px 0; }
.prompt { color: var(--ink-dim); margin: 0; }
.prompt span { color: var(--live); }
.hero-foot { display: flex; flex-wrap: wrap; gap: 8px 28px; padding: 12px 16px; border-top: 1px solid var(--line); font-size: 12px; color: var(--ink-dim); }
.hero-foot b { color: var(--ink); }
.hero-foot i { font-style: normal; color: var(--accent); margin-right: 8px; }

/* ── sections ──────────────────────────────────────────── */
section { padding: 72px 0; }
.label { color: var(--accent); font-size: 11.5px; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase; margin: 0 0 14px; }
h2 { font-size: clamp(22px, 3vw, 32px); line-height: 1.15; letter-spacing: -0.015em; margin: 0 0 14px; font-weight: 800; }
.sub { color: var(--ink-dim); max-width: 68ch; margin: 0 0 36px; }
.split { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 56px; align-items: start; }
.split .sticky { position: sticky; top: 92px; }

.steps { list-style: none; margin: 0; padding: 0; }
.steps li { display: grid; grid-template-columns: 52px 1fr; gap: 0 12px; padding: 20px 0; border-top: 1px solid var(--line); }
.steps li:last-child { border-bottom: 1px solid var(--line); }
.steps .n { color: var(--accent); font-weight: 700; font-size: 12px; padding-top: 2px; }
.steps h3 { margin: 0 0 6px; font-size: 14.5px; font-weight: 700; }
.steps p { margin: 0; color: var(--ink-dim); font-size: 13.5px; }
code { font-family: var(--mono); font-size: 0.94em; color: var(--accent); background: var(--accent-soft); padding: 1px 5px; }

/* ── transcript ────────────────────────────────────────── */
.talk-body { padding: 26px 26px 22px; display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; font-size: 13.5px; }
.msg-agent { min-width: 0; }
.msg-user { justify-self: end; max-width: 62ch; background: #1a1a25; border: 1px solid var(--line); padding: 12px 16px; }
.msg-tool { color: var(--ink-faint); font-size: 12px; display: grid; gap: 4px; }
.msg-tool span::before { content: "▸ "; color: var(--accent); }
.msg-agent p { margin: 0 0 12px; max-width: 72ch; color: var(--ink); }
.table-scroll { overflow-x: auto; border: 1px solid var(--line); }
table { border-collapse: collapse; width: 100%; font-size: 12.5px; min-width: 560px; }
th, td { text-align: left; padding: 9px 14px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--ink-faint); font-weight: 500; font-size: 11.5px; letter-spacing: 0.08em; text-transform: uppercase; background: var(--bg-sunk); }
tr:last-child td { border-bottom: 0; }
td.hot { color: var(--live); }
td.dim { color: var(--ink-dim); }
.sample { display: inline-block; margin-top: 12px; font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--warn); border: 1px dashed rgba(245, 183, 78, 0.5); padding: 2px 8px; }
.approve { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 14px; padding: 12px 14px; border: 1px solid var(--line-strong); background: var(--bg-sunk); font-size: 12.5px; color: var(--ink-dim); }
.approve b { color: var(--ink); }
.pill { font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase; padding: 2px 8px; border: 1px solid var(--line-strong); color: var(--ink-dim); white-space: nowrap; }
.pill.w { border-color: rgba(245, 183, 78, 0.5); color: var(--warn); }
.pill.r { border-color: rgba(74, 222, 128, 0.4); color: var(--live); }
.pill.a { border-color: var(--accent); color: var(--accent); }

/* ── tool suite ────────────────────────────────────────── */
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.card { border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 22px 22px 20px; background: rgba(17, 17, 24, 0.7); transition: background 140ms ease; }
.card:hover { background: var(--bg-raised); }
.card header { display: flex; align-items: baseline; gap: 10px; margin-bottom: 8px; }
.card .n { color: var(--ink-faint); font-size: 11.5px; }
.card h3 { margin: 0; font-size: 15px; font-weight: 700; }
.card .scopes { margin-left: auto; display: flex; gap: 6px; }
.card p { margin: 0 0 14px; color: var(--ink-dim); font-size: 13px; min-height: 3.3em; }
.tools { list-style: none; margin: 0; padding: 0; font-size: 12px; color: var(--ink-dim); display: grid; gap: 3px; overflow-wrap: anywhere; }
.tools li::before { content: "→ "; color: var(--ink-faint); }
.tools li.wr::before { content: "✎ "; color: var(--warn); }
.legend { display: flex; flex-wrap: wrap; gap: 8px 22px; margin-top: 18px; color: var(--ink-faint); font-size: 12px; }
.legend b { color: var(--ink-dim); font-weight: 500; }
.legend b.w { color: var(--warn); }
.closing { padding-bottom: 72px; }

/* ── rules ─────────────────────────────────────────────── */
.rules { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.rule { border: 1px solid var(--line); padding: 18px 20px; background: rgba(17, 17, 24, 0.7); }
.rule h3 { margin: 0 0 6px; font-size: 14px; }
.rule h3::before { content: "✓ "; color: var(--live); }
.rule p { margin: 0; color: var(--ink-dim); font-size: 13px; }

/* ── connect ───────────────────────────────────────────── */
.tabs { display: flex; border-bottom: 1px solid var(--line); overflow-x: auto; }
.tab { font: inherit; font-size: 12.5px; color: var(--ink-dim); background: none; border: 0; border-bottom: 2px solid transparent; padding: 12px 18px; cursor: pointer; white-space: nowrap; }
.tab:hover { color: var(--ink); }
.tab[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--accent); }
.pane { position: relative; min-width: 0; }
.frame { min-width: 0; }
.split > *, .grid > *, .plans > * { min-width: 0; }
.pane[hidden] { display: none; }
pre { margin: 0; padding: 22px 24px; overflow-x: auto; font-family: var(--mono); font-size: 12.5px; line-height: 1.7; color: var(--ink); }
pre .c { color: var(--ink-faint); }
pre .k { color: var(--accent); }
pre .s { color: var(--live); }
.copy { position: absolute; top: 12px; right: 12px; }
.after-code { color: var(--ink-dim); font-size: 13px; margin: 18px 0 0; max-width: 76ch; }

/* ── plans ─────────────────────────────────────────────── */
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.plan { border: 1px solid var(--line-strong); padding: 24px; background: var(--bg-raised); display: flex; flex-direction: column; }
.plan.pop { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 18px 60px -30px rgba(143, 115, 255, 0.6); }
.plan .name { font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-dim); display: flex; gap: 10px; align-items: center; }
.plan .price { font-size: 38px; font-weight: 800; letter-spacing: -0.03em; margin: 10px 0 2px; }
.plan .price small { font-size: 13px; font-weight: 400; color: var(--ink-faint); letter-spacing: 0; }
.plan p { color: var(--ink-dim); font-size: 13px; margin: 6px 0 18px; }
.plan ul { list-style: none; margin: 0 0 22px; padding: 0; font-size: 13px; color: var(--ink-dim); display: grid; gap: 7px; }
.plan li::before { content: "+ "; color: var(--accent); }
.plan .btn { margin-top: auto; justify-content: center; }
.fine { color: var(--ink-faint); font-size: 12px; margin-top: 18px; max-width: 80ch; }

/* ── faq ───────────────────────────────────────────────── */
details { border-top: 1px solid var(--line); }
details:last-of-type { border-bottom: 1px solid var(--line); }
summary { list-style: none; cursor: pointer; padding: 18px 0; display: grid; grid-template-columns: 52px 1fr 20px; font-weight: 700; font-size: 13.5px; text-transform: uppercase; letter-spacing: 0.03em; }
summary::-webkit-details-marker { display: none; }
summary .n { color: var(--accent); font-size: 12px; }
summary::after { content: "+"; color: var(--ink-faint); text-align: right; }
details[open] summary::after { content: "–"; }
details p { margin: 0 0 20px 52px; color: var(--ink-dim); max-width: 74ch; font-size: 13.5px; }

/* ── closing + footer ──────────────────────────────────── */
.close-body { padding: 40px; text-align: center; }
.close-body h2 { margin-bottom: 10px; }
.close-body p { color: var(--ink-dim); margin: 0 auto 26px; max-width: 56ch; }
.close-body .cta-row { justify-content: center; }
footer { border-top: 1px solid var(--line); padding: 36px 0 56px; color: var(--ink-faint); font-size: 12.5px; }
.foot { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 32px; }
.foot h4 { margin: 0 0 10px; font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-dim); font-weight: 700; }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.foot a { color: var(--ink-dim); text-decoration: none; }
.foot a:hover { color: var(--accent); }

/* ── responsive ────────────────────────────────────────── */
@media (max-width: 920px) {
  html { scroll-padding-top: 112px; }
  .top .wrap { justify-content: space-between; flex-wrap: wrap; height: auto; padding-top: 9px; gap: 0 16px; }
  .nav { order: 3; width: 100%; margin: 0; padding: 9px 0 11px; overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
  .nav::-webkit-scrollbar { display: none; }
  .nav a { padding: 4px 0; white-space: nowrap; }
  .hero-body { grid-template-columns: 1fr; }
  .hero-side { border-left: 0; border-top: 1px solid var(--line); }
  .hero { padding-top: 28px; }
  .hero-copy { padding: 30px 22px; }
  .split { grid-template-columns: 1fr; gap: 28px; }
  .split .sticky { position: static; }
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .plans, .rules, .foot { grid-template-columns: 1fr; }
  section { padding: 52px 0; }
}
@media (max-width: 600px) {
  .wrap { padding: 0 16px; }
  .grid { grid-template-columns: 1fr; }
  .card p { min-height: 0; }
  .hero .cta-row .btn, .close-body .cta-row .btn { width: 100%; justify-content: center; }
  .talk-body { padding: 18px 14px; }
  .msg-user { justify-self: stretch; }
  .close-body { padding: 28px 18px; }
  summary { grid-template-columns: 38px 1fr 20px; }
  details p { margin-left: 38px; }
  .steps li { grid-template-columns: 38px 1fr; }
  pre { padding: 52px 16px 18px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .cursor, .live::before { animation: none; }
  .btn { transition: none; }
}