/* LEASHD: dark, pixel-accented. Fonts: Inter (text), Silkscreen (labels), VT323 (numbers, data). */
:root {
  --bg: #0a0a0c;
  --panel: #111114;
  --panel-2: #16161a;
  --ink: #ecebe8;
  --muted: #9b9aa1;
  --faint: #5d5c63;
  --line: #24242a;
  --pink: #ff4fa3;
  --yellow: #ffcc33;
  --blue: #4f7dff;
  --green: #2fd27a;
  --violet: #8b5cf6;
  --accent: var(--yellow);
  --leashd: var(--green);
  --slack: var(--yellow);
  --slip: var(--pink);
  --code-bg: #0d0d10;
  --code-ink: #d9d7d2;
  --sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --px: "Silkscreen", ui-monospace, monospace;
  --data: "VT323", ui-monospace, "SF Mono", Menlo, monospace;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.65 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
code, pre { font-family: var(--mono); }
.mono { font-family: var(--data); font-size: 1.15em; letter-spacing: .02em; }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.muted { color: var(--muted); }

/* sections with "+" corner marks on the divider */
section { position: relative; padding: 72px 0; }
section + section::before, footer::before {
  content: ""; position: absolute; left: 16px; right: 16px; top: 0;
  border-top: 1px dashed var(--line);
}
section + section::after, footer::after {
  content: "+   +"; position: absolute; left: 10px; right: 10px; top: -11px;
  display: flex; justify-content: space-between; color: var(--faint); font: 14px/1 var(--mono); pointer-events: none;
  white-space: pre; text-align: justify; text-align-last: justify;
}

h1, h2, h3, h4 { line-height: 1.08; margin: 0 0 14px; letter-spacing: -0.03em; font-weight: 800; }
h1 { font-size: clamp(2.6rem, 7vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); }
h3 { font-size: 1.25rem; letter-spacing: -0.02em; }
.eyebrow { font: 400 11px/1 var(--px); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; }
.lede { font-size: 1.08rem; color: var(--muted); max-width: 660px; }
.lede strong { color: var(--ink); font-weight: 600; }

/* nav */
nav.top { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 86%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
nav.top .wrap { display: flex; align-items: center; gap: 22px; height: 58px; }
.logo { display: inline-flex; align-items: center; gap: 12px; font: 700 22px/1 var(--px); letter-spacing: .14em; text-decoration: none; color: var(--ink); }
.logo .mark { width: 24px; height: 24px; }
nav.top .links { display: flex; gap: 20px; margin-left: auto; font-size: 14px; align-items: center; }
nav.top .links a { text-decoration: none; color: var(--muted); }
nav.top .links a:hover { color: var(--ink); }
nav.top .links .btn { padding: 10px 14px; font-size: 14px; color: var(--bg); }
nav.top .links .btn:hover { color: var(--bg); }
@media (max-width: 760px) { nav.top .links a:not(.btn) { display: none; } }

/* pixel buttons: stepped corners via clip-path */
.btn {
  --c: var(--ink);
  display: inline-flex; align-items: center; gap: 8px; padding: 12px 18px; border: 0; cursor: pointer;
  background: var(--c); color: var(--bg); font: 600 15px/1 var(--sans); text-decoration: none;
  clip-path: polygon(0 4px, 4px 4px, 4px 0, calc(100% - 4px) 0, calc(100% - 4px) 4px, 100% 4px, 100% calc(100% - 4px), calc(100% - 4px) calc(100% - 4px), calc(100% - 4px) 100%, 4px 100%, 4px calc(100% - 4px), 0 calc(100% - 4px));
}
.btn.ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 2px var(--line); }
.btn.ghost:hover { box-shadow: inset 0 0 0 2px var(--muted); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btns { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* hero */
.hero { padding: 56px 0 0; background-image: radial-gradient(color-mix(in srgb, var(--ink) 14%, transparent) 1px, transparent 1px); background-size: 22px 22px; background-position: 0 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.chip { font: 400 10px/1 var(--px); letter-spacing: .12em; text-transform: uppercase; padding: 8px 10px; border: 1px solid var(--line); background: var(--panel); color: var(--muted); }
.chip:first-child { color: var(--green); }
.hero .lede { margin-top: 18px; }

.scene { position: relative; margin-top: 44px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #140d24; overflow: hidden; }
.scene canvas { display: block; width: 100%; height: auto; max-height: 360px; object-fit: cover; image-rendering: pixelated; image-rendering: crisp-edges; }
.scene .card { position: absolute; left: 12px; top: 12px; display: grid; gap: 6px; font: 400 15px/1 var(--data); letter-spacing: .03em; }
.scene .card > div { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; background: rgb(10 10 12 / .82); padding: 6px 9px; width: max-content; max-width: calc(100vw - 48px); }
.scene .card .k { color: var(--muted); }

/* status tags: square bullet + pixel caps */
.tag { display: inline-flex; align-items: center; gap: 6px; font: 400 10px/1 var(--px); letter-spacing: .12em; padding: 5px 7px; white-space: nowrap; text-transform: uppercase; }
.tag::before { content: ""; width: 7px; height: 7px; background: currentColor; }
.tag.at_heel { color: var(--green); background: color-mix(in srgb, var(--green) 12%, transparent); }
.tag.slack { color: var(--yellow); background: color-mix(in srgb, var(--yellow) 12%, transparent); }
.tag.slipped { color: var(--pink); background: color-mix(in srgb, var(--pink) 12%, transparent); }
.tag.pending { color: var(--muted); background: var(--panel-2); }

/* generic dark card (agent cards, token card, gate) */
.agentcard { margin-top: 28px; max-width: 560px; padding: 18px; border: 1px solid var(--line); background: var(--panel); }
.agentcard .row { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.bar { height: 8px; background: var(--panel-2); overflow: hidden; margin: 12px 0 8px; box-shadow: inset 0 0 0 1px var(--line); }
.bar > i { display: block; height: 100%; background: repeating-linear-gradient(90deg, var(--green) 0 6px, transparent 6px 8px); }
.bar.slack > i { background: repeating-linear-gradient(90deg, var(--yellow) 0 6px, transparent 6px 8px); }
.bar.slipped > i { background: repeating-linear-gradient(90deg, var(--pink) 0 6px, transparent 6px 8px); }

/* stats */
.stats-sec { padding: 0; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--line); }
.stat { padding: 30px 22px; border-right: 1px solid var(--line); background: var(--bg); color: var(--muted); font-size: 15px; }
.stat:last-child { border-right: 0; }
.stat .k { font: 400 10px/1 var(--px); text-transform: uppercase; letter-spacing: .2em; color: var(--muted); }
.stat .v { font: 400 54px/1 var(--data); margin: 18px 0 14px; letter-spacing: .01em; }
.stat:nth-child(1) .v { color: var(--pink); }
.stat:nth-child(2) .v { color: var(--yellow); }
.stat:nth-child(3) .v { color: var(--blue); }
.stat:nth-child(4) .v { color: var(--green); }
.stat .src { font: 400 15px/1.3 var(--data); color: var(--faint); margin-top: 14px; letter-spacing: .03em; }
@media (max-width: 900px) { .stats { grid-template-columns: 1fr 1fr; } .stat:nth-child(2) { border-right: 0; } .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); } }
@media (max-width: 560px) { .stats { grid-template-columns: 1fr; } .stat { border-right: 0; border-bottom: 1px solid var(--line); } .stat:last-child { border-bottom: 0; } }

blockquote.pull { font-size: clamp(1.8rem, 4.2vw, 2.9rem); font-weight: 800; letter-spacing: -0.035em; line-height: 1.08; margin: 0 0 24px; max-width: 820px; }
blockquote.pull em { color: var(--yellow); font-style: normal; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 36px 0; }
@media (max-width: 860px) { .steps { grid-template-columns: 1fr; } }
.step { --c: var(--blue); position: relative; padding: 26px 20px 22px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); }
.step:nth-child(2) { --c: var(--yellow); }
.step:nth-child(3) { --c: var(--pink); }
.step::before { content: ""; display: block; height: 6px; margin-bottom: 20px; background: repeating-linear-gradient(90deg, var(--c) 0 6px, transparent 6px 9px); }
.step .n { font: 400 10px/1 var(--px); color: var(--c); letter-spacing: .2em; }
.step h3 { margin-top: 14px; }
.step h3 b { color: var(--c); font-weight: 800; }
.step .ico { position: absolute; right: 20px; top: 42px; width: 28px; height: 28px; color: var(--ink); }
.step p { margin: 0; }

pre.code { background: var(--code-bg); color: var(--code-ink); padding: 18px; border: 1px solid var(--line); overflow-x: auto; font-size: 13px; line-height: 1.6; margin: 0; }
.codehead { font: 400 10px/1 var(--px); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin: 0 0 10px; }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.cols > * { min-width: 0; }
@media (max-width: 820px) { .cols { grid-template-columns: 1fr; } }

.legend { display: grid; gap: 10px; }
.legend > div { padding: 14px 16px; border: 1px solid var(--line); background: var(--panel); }
.legend p { margin: 8px 0 0; font-size: 14px; color: var(--muted); }

/* kennel */
.tablewrap { overflow-x: auto; border: 1px solid var(--line); background: var(--panel); }
table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 640px; }
th, td { text-align: left; padding: 14px; border-bottom: 1px dashed var(--line); vertical-align: middle; }
th { font: 400 10px/1 var(--px); text-transform: uppercase; letter-spacing: .14em; color: var(--muted); border-bottom-style: solid; }
tr:last-child td { border-bottom: 0; }
td .bar { margin: 6px 0 0; width: 140px; }
.boardhead { display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; margin: 30px 0 14px; font: 400 10px/1 var(--px); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
#board-label { border: 1px solid var(--line); background: var(--panel); padding: 9px 12px; color: var(--ink); }
.who { display: flex; align-items: center; gap: 14px; }
.who svg { width: 30px; height: 30px; flex: none; }
.who strong { display: block; font-size: 16px; letter-spacing: .01em; }
.who .addr { font: 400 17px/1.2 var(--data); color: var(--muted); letter-spacing: .03em; }
.leashcell { font: 400 19px/1.25 var(--data); letter-spacing: .03em; white-space: nowrap; }
.leashcell small { display: block; font-size: 15px; color: var(--faint); }

/* timeline */
.timeline { border-left: 2px dashed var(--line); margin: 26px 0 0 6px; padding-left: 22px; }
.timeline .ev { position: relative; margin-bottom: 22px; }
.timeline .ev::before { content: ""; position: absolute; left: -29px; top: 4px; width: 12px; height: 12px; background: var(--faint); }
.timeline .ev.slip::before { background: var(--pink); }
.timeline .ev.warn::before { background: var(--yellow); }
.timeline time { font: 400 16px/1 var(--data); color: var(--muted); }
.timeline h4 { margin: 6px 0 4px; font-size: 1.05rem; }
.timeline p { margin: 0; color: var(--muted); font-size: 14px; }

ul.plain { list-style: none; padding: 0; margin: 18px 0; display: grid; gap: 10px; color: var(--muted); }
ul.plain strong { color: var(--ink); }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; margin-top: 26px; }
.grid3 > div { padding: 18px; border: 1px solid var(--line); background: var(--panel); }
.grid3 strong { font: 400 12px/1.2 var(--px); letter-spacing: .1em; text-transform: uppercase; color: var(--green); }
.grid3 p { margin: 8px 0 0; font-size: 14px; color: var(--muted); }
.wont h3 { font-size: 1.05rem; }
.wont h3::before { content: "✕ "; color: var(--pink); }

/* roadmap */
.roadmap { display: grid; gap: 10px; margin-top: 26px; }
.phase { display: grid; grid-template-columns: 96px 1fr auto; gap: 16px; align-items: center; padding: 16px; border: 1px solid var(--line); background: var(--panel); }
.phase .k { font: 400 10px/1 var(--px); letter-spacing: .14em; color: var(--muted); }
.phase h3 { margin: 0 0 4px; font-size: 1.05rem; }
.phase p { margin: 0; font-size: 14px; color: var(--muted); }
@media (max-width: 560px) { .phase { grid-template-columns: 1fr; } }

details { border-bottom: 1px dashed var(--line); padding: 18px 0; }
details summary { cursor: pointer; font-weight: 700; }
details summary::marker { color: var(--yellow); }
details p { color: var(--muted); margin: 10px 0 0; }

/* form */
.form { display: grid; grid-template-columns: minmax(0, 1fr); gap: 14px; padding: 20px; border: 1px solid var(--line); background: var(--panel); }
.form label { display: grid; gap: 6px; font: 400 10px/1.4 var(--px); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.form input { font: 400 17px var(--data); padding: 9px 12px; border: 1px solid var(--line); background: var(--bg); color: var(--ink); width: 100%; border-radius: 0; }
.form input:focus { outline: 2px solid var(--yellow); outline-offset: -1px; }
.form .two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-items: end; }
.form .two > * { min-width: 0; }
.form label .btn { width: 100%; justify-content: center; }
.form > .btn { justify-content: center; }
@media (max-width: 560px) { .form .two { grid-template-columns: 1fr; } }
.tokens { display: flex; flex-wrap: wrap; gap: 6px; }
.tokens label { display: inline-flex; align-items: center; gap: 6px; font: 400 16px var(--data); letter-spacing: .04em; border: 1px solid var(--line); padding: 5px 8px; cursor: pointer; color: var(--ink); text-transform: none; }
.tokens input { width: auto; accent-color: var(--green); }
.note { font-size: 13px; color: var(--muted); }
ol.muted { padding-left: 20px; }
ol.muted li { margin-bottom: 6px; }
.msg { font: 400 16px/1.4 var(--data); white-space: pre-wrap; overflow-wrap: anywhere; padding: 12px; background: var(--bg); border: 1px dashed var(--line); }
.msg.err { color: var(--pink); border-color: var(--pink); }
.msg.ok { color: var(--green); border-color: var(--green); }

footer { position: relative; padding: 44px 0 56px; font-size: 13px; color: var(--muted); }
footer .src { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 14px 0; }
footer .mono { color: var(--faint); }

/* kennel rows + agent dialog */
#board tr[data-agent] { cursor: pointer; }
#board tr[data-agent]:hover td { background: color-mix(in srgb, var(--yellow) 5%, transparent); }
dialog { border: 1px solid var(--line); background: var(--panel); color: var(--ink); padding: 0; width: min(760px, calc(100vw - 32px)); max-height: 85vh; }
dialog::backdrop { background: rgb(0 0 0 / .7); }
.dlg { padding: 20px; }
.dlg .row { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.dlg h4 { margin: 22px 0 8px; font: 400 10px/1 var(--px); text-transform: uppercase; letter-spacing: .14em; color: var(--muted); }
.dlg ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.dlg li { padding: 10px 12px; border: 1px solid var(--line); font-size: 14px; overflow-wrap: anywhere; }
.dlg .kv { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; margin-top: 12px; }
.dlg .kv div { padding: 10px; border: 1px solid var(--line); font: 400 18px var(--data); }
.dlg .kv b { display: block; font: 400 9px/1 var(--px); color: var(--muted); text-transform: uppercase; letter-spacing: .1em; margin-bottom: 8px; }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* ---------- beyond the reference ---------- */

/* live watcher strip */
.live { border-bottom: 1px solid var(--line); background: var(--panel); font: 400 16px/1 var(--data); letter-spacing: .04em; color: var(--muted); }
.live .wrap { display: flex; align-items: center; gap: 10px; height: 34px; overflow-x: auto; white-space: nowrap; scrollbar-width: none; }
.live .wrap::-webkit-scrollbar { display: none; }
.live b { color: var(--ink); font-weight: 400; }
.live #live-state { font: 400 10px/1 var(--px); letter-spacing: .16em; color: var(--green); }
.live.down #live-state { color: var(--yellow); }
.live .sep { color: var(--faint); }
.live .dot { width: 8px; height: 8px; background: var(--green); flex: none; box-shadow: 0 0 0 0 color-mix(in srgb, var(--green) 60%, transparent); animation: pulse 2s infinite; }
.live.down .dot { background: var(--yellow); animation: none; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--green) 55%, transparent); } 70% { box-shadow: 0 0 0 8px transparent; } 100% { box-shadow: 0 0 0 0 transparent; } }
@media (max-width: 560px) { .live .opt { display: none; } }

/* chips: one swipeable line on phones */
@media (max-width: 560px) {
  .chips { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; margin-right: -16px; padding-right: 16px; }
  .chips::-webkit-scrollbar { display: none; }
  .chip { flex: none; }
}

/* cards lift a little */
.step, .stat, .grid3 > div, .legend > div, .phase, .agentcard { transition: transform .2s ease, border-color .2s ease, background .2s ease; }
@media (hover: hover) {
  .step:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--c) 45%, var(--line)); }
  .grid3 > div:hover, .legend > div:hover, .phase:hover { border-color: var(--faint); }
  .stat:hover { background: var(--panel); }
}

/* reveal on scroll */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* kennel as cards on phones */
@media (max-width: 640px) {
  .tablewrap { border: 0; background: transparent; overflow: visible; }
  table { min-width: 0; }
  thead { display: none; }
  #board tr { display: grid; grid-template-columns: 1fr auto; gap: 12px 14px; padding: 16px; margin-bottom: 10px; border: 1px solid var(--line); background: var(--panel); }
  #board td { padding: 0; border: 0; }
  #board td:nth-child(1) { grid-column: 1; }
  #board td:nth-child(5) { grid-column: 2; grid-row: 1; align-self: start; }
  #board td:nth-child(2), #board td:nth-child(3) { grid-column: 1 / -1; }
  #board td:nth-child(4) { display: none; }
  #board td:nth-child(3) .bar { width: 100%; }
  #board td:nth-child(5) .tag::after { content: attr(data-streak); margin-left: 6px; color: var(--muted); }
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .live .dot { animation: none; }
  .step:hover { transform: none; }
}