/* Envoy's showcase: the Sage look (web/app/globals.css), as plain CSS for a static page. */

@font-face {
  font-family: "Fraunces Variable";
  src: url("../fonts/fraunces-latin-wght-normal.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: "Manrope Variable";
  src: url("../fonts/manrope-latin-wght-normal.woff2") format("woff2");
  font-weight: 200 800;
  font-display: swap;
}

:root {
  --page: #ece7dc;
  --surface: #ffffff;
  --raised: #f2eee6;
  --well: #e2dcd0;
  --ink: #1f2a24;
  --ink-2: #4e5a53;
  --muted: #5f6a63;
  --sage: #3e7c5c;
  --sage-ink: #2f6a4c;
  --sage-deep: #1f4f37;
  --sage-tint: #e4eee7;
  --sage-track: #d5e3d9;
  --apricot: #e8945a;
  --apricot-tint: #fbe3d2;
  --apricot-ink: #7a3b12;
  --apricot-line: #f1d9c6;
  --brick: #a63d2f;
  --line: #dfd8cb;
  --control: #d7d0c3;
  --divider: #e5dfd4;
  --line-strong: #cbc3b5;
  --face: #f6f3ec;
  --on-ink: #ffffff;
  --phone: #1f2a24;
  --serif: "Fraunces Variable", Fraunces, Georgia, serif;
  --sans: "Manrope Variable", Manrope, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
  --shadow-card: 0 1px 2px rgba(31, 42, 36, 0.04);
  --shadow-phone: 0 18px 40px rgba(31, 42, 36, 0.18);
  --ease-spring: cubic-bezier(0.2, 0.9, 0.3, 1);
  color-scheme: light;
}
/* Light by default, whatever the device's setting; dark when the visitor picks it with the top bar's toggle (data-theme
   on <html>, set before the first paint by the script in index.html). */
:root[data-theme="dark"] {
  --page: #121815;
  --surface: #1a221e;
  --raised: #161d19;
  --well: #222b26;
  --ink: #eceee9;
  --ink-2: #c2cac4;
  --muted: #98a39c;
  --sage-ink: #8fcba8;
  --sage-deep: #b5dec6;
  --sage-tint: #1f3529;
  --sage-track: #2c4a39;
  --apricot-tint: #3a2719;
  --apricot-ink: #f2b68a;
  --apricot-line: #4d3423;
  --brick: #e8826f;
  --line: #29322d;
  --control: #36423b;
  --divider: #222a25;
  --line-strong: #4a564f;
  --on-ink: #121815;
  --phone: #0b0f0d;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--sage-ink); text-underline-offset: 2px; }
a:hover { color: var(--sage-deep); }
::selection { background: var(--sage-tint); }
:focus-visible { outline: 2px solid var(--sage-ink); outline-offset: 2px; }
img { max-width: 100%; display: block; }
code, .mono { font-family: var(--mono); font-size: 0.86em; }
button { font: inherit; color: inherit; }

/* ---- top bar ---- */
.top {
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--page) 88%, transparent);
  backdrop-filter: saturate(1.4) blur(10px);
  -webkit-backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}
.top-in { max-width: 1160px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; gap: 16px; }
.brand { display: flex; align-items: center; gap: 8px; text-decoration: none; color: var(--ink); flex: none; }
.brand:hover { color: var(--ink); }
.wordmark { font-family: var(--serif); font-weight: 500; letter-spacing: -0.02em; font-size: 22px; line-height: 1; }
.toc { display: flex; gap: 4px; overflow-x: auto; scrollbar-width: none; flex: 1; min-width: 0; }
.toc::-webkit-scrollbar { display: none; }
.toc a {
  flex: none; text-decoration: none; color: var(--muted); font-size: 13px; font-weight: 600;
  padding: 8px 10px; border-radius: 999px; min-height: 36px; display: inline-flex; align-items: center; gap: 6px;
}
.toc a .n { font-variant-numeric: tabular-nums; opacity: 0.7; }
.toc a:hover { color: var(--ink); background: var(--well); }
.toc a.on { color: var(--sage-ink); background: var(--sage-tint); }
.top-repo { flex: none; font-size: 13px; font-weight: 600; }
.theme {
  flex: none; width: 38px; height: 38px; border-radius: 999px; border: 1px solid var(--control); background: var(--surface);
  color: var(--ink-2); display: inline-grid; place-items: center; cursor: pointer;
}
.theme:hover { background: var(--well); color: var(--ink); }
.theme .sun, :root[data-theme="dark"] .theme .moon { display: none; }
:root[data-theme="dark"] .theme .sun { display: block; }

/* ---- layout ---- */
main { overflow-x: clip; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 16px; }
section.sec { padding: 72px 0 24px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-size: 12.5px; font-weight: 700; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--sage-ink);
}
.eyebrow .num {
  font-variant-numeric: tabular-nums; width: 26px; height: 26px; border-radius: 999px; background: var(--sage-tint);
  display: inline-grid; place-items: center; letter-spacing: 0; font-size: 12px;
}
h1, h2, h3 { font-family: var(--serif); font-weight: 500; letter-spacing: -0.015em; margin: 0; }
h2 { font-size: clamp(28px, 4vw, 38px); line-height: 1.12; margin-top: 12px; max-width: 22ch; }
h3 { font-size: 20px; line-height: 1.25; }
.lede { font-size: 17px; color: var(--ink-2); max-width: 64ch; margin: 14px 0 0; }
.meta { font-size: 13px; color: var(--muted); }
.small { font-size: 12.5px; color: var(--muted); }

.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: 20px; box-shadow: var(--shadow-card);
}
.block { background: var(--raised); border: 1px solid var(--line); border-radius: 16px; }
.chip {
  display: inline-flex; align-items: center; gap: 6px; border-radius: 999px; padding: 3px 10px; font-size: 12.5px;
  font-weight: 600; background: var(--well); color: var(--ink-2); white-space: nowrap;
}
.chip.sage { background: var(--sage-tint); color: var(--sage-ink); }
.chip.apricot { background: var(--apricot-tint); color: var(--apricot-ink); }
.slot {
  font-family: var(--mono); font-size: 0.85em; background: var(--apricot-tint); color: var(--apricot-ink);
  border-radius: 6px; padding: 1px 5px; white-space: nowrap;
}

/* a source link under a number: small, quiet, always there */
.src {
  display: inline-flex; align-items: center; gap: 4px; font-size: 12px; color: var(--muted); text-decoration: none;
  font-family: var(--mono); word-break: break-all;
}
.src::before { content: "↗"; font-family: var(--sans); color: var(--sage-ink); }
.src:hover { color: var(--sage-ink); text-decoration: underline; }
.label-rec {
  display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 12.5px; color: var(--muted); margin-top: 14px;
}
.label-rec b { color: var(--ink-2); font-weight: 600; }

/* ---- 1: the claim ---- */
.hero { padding: 56px 0 8px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 48px; align-items: center; }
.hero h1 { font-size: clamp(36px, 5.6vw, 60px); line-height: 1.04; letter-spacing: -0.025em; }
.hero h1 em { font-style: normal; color: var(--sage-ink); }
.hero .lede { font-size: 19px; margin-top: 20px; max-width: 56ch; }
.hero-avatar { justify-self: center; position: relative; }
.hero-avatar .glow { position: absolute; inset: -14%; border-radius: 50%; background: radial-gradient(var(--sage-tint), transparent 68%); }
/* how the layer fits: agents → Envoy → phones, the person under Envoy */
.layer {
  margin-top: 32px; display: grid; grid-template-columns: minmax(0, 1fr) 54px minmax(0, 1.1fr) 54px minmax(0, 1fr);
  grid-template-areas: "a x1 core x2 b" ". . person . ."; row-gap: 14px; align-items: stretch;
}
.lnode { padding: 14px 16px; border-radius: 18px; background: var(--surface); border: 1px solid var(--line); display: grid; gap: 3px; align-content: start; font-size: 13.5px; color: var(--ink-2); }
.lnode b { font-family: var(--serif); font-weight: 500; font-size: 19px; color: var(--ink); line-height: 1.2; }
.lnode .lbl, .pillar .lbl, .toollist .lbl { font-size: 11.5px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.layer > .lnode:first-child { grid-area: a; }
.layer > .larrow:nth-child(2) { grid-area: x1; }
.layer > .larrow:nth-child(4) { grid-area: x2; }
.layer > .lnode:nth-child(5) { grid-area: b; }
.lnode.core { grid-area: core; background: var(--sage-tint); border-color: transparent; }
.lnode.core b { color: var(--sage-ink); }
.lnode.person { grid-area: person; background: var(--apricot-tint); border-color: var(--apricot-line); position: relative; }
.lnode.person b { color: var(--apricot-ink); }
.lnode.person::before { content: "↕"; position: absolute; top: -17px; left: 50%; transform: translateX(-50%); color: var(--sage); font-size: 15px; line-height: 1; }
.larrow { display: grid; place-items: center; color: var(--sage); font-size: 11px; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; position: relative; }
.larrow::after { content: "→"; font-size: 22px; line-height: 1; }
.larrow span { position: absolute; top: calc(50% - 26px); }
/* Envoy's own app, under the diagram */
.app-shot { margin: 28px 0 8px; padding: 12px; }
.app-shot a { display: block; border-radius: 12px; overflow: hidden; border: 1px solid var(--line); }
.app-shot img { width: 100%; height: auto; display: block; }
.app-shot figcaption { margin: 10px 4px 2px; font-size: 14px; color: var(--ink-2); text-align: left; }
.pillars { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 10px; }
.pillar.lead { grid-column: span 2; }
.pillar.lead .big { font-size: 34px; }
.num-head { margin: 22px 0 0; font-size: 14px; color: var(--muted); }
.num-head b { color: var(--ink); }
.hero-links { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 12px; margin-top: 18px; }
.hero-links .btn { text-decoration: none; display: inline-flex; align-items: center; min-height: 40px; padding: 0 16px; width: auto; border-radius: 999px; }
.hero-links .btn.video { background: var(--sage); border-color: var(--sage); color: #fff; font-size: 15.5px; min-height: 46px; padding: 0 22px; }
.hero-links .btn.video:hover { filter: brightness(0.94); background: var(--sage); }
.hero-links .run-needs { flex-basis: 100%; }
.pillar { padding: 18px 18px 16px; text-decoration: none; color: var(--ink); display: grid; gap: 6px; align-content: start; transition: border-color 0.2s; }
.pillar:hover { color: var(--ink); border-color: var(--sage); }
.pillar .big { font-family: var(--serif); font-size: 28px; line-height: 1.1; font-variant-numeric: tabular-nums; color: var(--sage-ink); }
.pillar p { margin: 0; font-size: 14px; color: var(--ink-2); }
.pillar .more { font-size: 12.5px; font-weight: 700; color: var(--sage-ink); margin-top: 4px; }
.limits { margin-top: 16px; padding: 18px 20px; }
.limits h3 { font-size: 17px; }
.limits ul { margin: 8px 0 0; padding-left: 18px; color: var(--ink-2); font-size: 14.5px; display: grid; gap: 4px; }
.howto { margin-top: 20px; padding: 14px 18px; display: flex; gap: 10px 22px; flex-wrap: wrap; font-size: 14px; color: var(--ink-2); }
.howto span { display: inline-flex; gap: 8px; align-items: center; }
.dot { width: 8px; height: 8px; border-radius: 99px; background: var(--sage); flex: none; }
.dot.ap { background: var(--apricot); }

/* ---- the phone ---- */
.phone {
  position: relative; width: 100%; max-width: 320px; aspect-ratio: 9 / 20; border-radius: 40px;
  border: 10px solid var(--phone); background: var(--phone); box-shadow: var(--shadow-phone); overflow: hidden;
}
.phone img, .phone .txt { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; border-radius: 30px; }
.phone .txt {
  background: var(--surface); color: var(--ink); overflow: auto; padding: 16px 12px; font-family: var(--mono);
  font-size: 10.5px; line-height: 1.45; white-space: pre-wrap; word-break: break-word;
}
.phone .txt mark { background: var(--sage-tint); color: var(--sage-ink); font-weight: 700; border-radius: 3px; }
.phone .txt .note { font-family: var(--sans); font-size: 12px; color: var(--muted); display: block; margin-bottom: 10px; white-space: normal; }
.phone svg.ring { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; border-radius: 30px; }
.ring rect { fill: none; stroke-width: 10; }
.ring .tap { stroke: var(--sage); }
.ring .tap-glow { stroke: rgba(62, 124, 92, 0.25); stroke-width: 34; }
.ring .read { stroke: var(--apricot); stroke-dasharray: 26 14; }
.ring .pulse { transform-box: fill-box; transform-origin: 50% 50%; animation: ring 1.6s ease-out infinite; stroke: var(--sage); stroke-width: 6; }
@keyframes ring { 0% { transform: scale(1); opacity: 0.8; } 100% { transform: scale(1.35); opacity: 0; } }

/* ---- 2: a first run ---- */
.run { display: grid; grid-template-columns: 340px minmax(0, 1fr); gap: 32px; margin-top: 28px; align-items: start; }
.run-phone { position: sticky; top: 88px; display: grid; justify-items: center; gap: 12px; }
.run-phone .cap { font-size: 12.5px; color: var(--muted); text-align: center; max-width: 300px; }
.stepper { padding: 0; overflow: hidden; }
.stepper-head { padding: 18px 20px 14px; border-bottom: 1px solid var(--divider); display: flex; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.goal { font-family: var(--serif); font-size: 18px; line-height: 1.35; }
.goal::before { content: "“"; color: var(--sage); }
.goal::after { content: "”"; color: var(--sage); }
.ctrl { display: flex; gap: 6px; }
.btn {
  min-height: 44px; min-width: 44px; padding: 0 16px; border-radius: 999px; border: 1px solid var(--control);
  background: var(--surface); color: var(--ink); font-weight: 600; font-size: 14px; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
}
.btn:hover { background: var(--well); }
.btn.primary { background: var(--ink); color: var(--on-ink); border-color: var(--ink); }
.btn.primary:hover { background: var(--ink-2); }
.btn[disabled] { opacity: 0.4; cursor: default; }
.steps { list-style: none; margin: 0; padding: 8px; }
.steps li { border-radius: 16px; }
.steps li button {
  width: 100%; text-align: left; background: none; border: 0; padding: 10px 12px; border-radius: 16px; cursor: pointer;
  display: grid; grid-template-columns: 28px minmax(0, 1fr) auto; gap: 10px; align-items: start; min-height: 44px;
}
.steps li button:hover { background: var(--raised); }
.steps li.on button { background: var(--sage-tint); }
.steps .k {
  width: 26px; height: 26px; border-radius: 99px; display: grid; place-items: center; font-size: 12px; font-weight: 700;
  background: var(--well); color: var(--ink-2); margin-top: 1px;
}
.steps li.on .k, .steps li.done .k { background: var(--sage); color: #fff; }
.steps .act { font-weight: 600; font-size: 14.5px; }
.steps .why { color: var(--ink-2); font-size: 14px; margin-top: 2px; display: none; }
.steps li.on .why { display: block; }
.steps .exp { color: var(--muted); font-size: 13px; margin-top: 4px; display: none; }
.steps li.on .exp { display: block; }
.steps .t { font-size: 12.5px; color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; margin-top: 3px; }
.who { display: none; gap: 6px; align-items: center; font-size: 12.5px; color: var(--muted); margin-top: 6px; }
.steps li.on .who { display: flex; }
.counters { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--divider); }
.counters > div { padding: 12px 16px; }
.counters > div + div { border-left: 1px solid var(--divider); }
.counters .lbl { font-size: 12px; font-weight: 700; color: var(--muted); letter-spacing: 0.04em; text-transform: uppercase; }
.counters .v { font-family: var(--serif); font-size: 24px; font-variant-numeric: tabular-nums; }
.read-toggle { padding: 0 20px 16px; }
details.read summary { cursor: pointer; font-size: 13.5px; font-weight: 600; color: var(--sage-ink); min-height: 32px; display: flex; align-items: center; }
details.read pre {
  margin: 8px 0 0; background: var(--raised); border: 1px solid var(--line); border-radius: 16px; padding: 12px;
  font-size: 11.5px; line-height: 1.5; white-space: pre-wrap; word-break: break-word; max-height: 300px; overflow: auto;
}
details.read pre mark { background: var(--sage-tint); color: var(--sage-ink); border-radius: 4px; padding: 0 2px; font-weight: 700; }
.plan { padding: 14px 20px; border-bottom: 1px solid var(--divider); background: var(--raised); }
.plan ol { margin: 6px 0 0; padding-left: 20px; color: var(--ink-2); font-size: 14px; }
.after { padding: 14px 20px; border-top: 1px solid var(--divider); font-size: 14px; color: var(--ink-2); }
.after ul { margin: 6px 0 0; padding-left: 18px; }
.ledger { width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 8px; font-variant-numeric: tabular-nums; }
.ledger th { text-align: left; font-weight: 700; color: var(--muted); font-size: 12px; padding: 4px 8px 4px 0; }
.ledger td { padding: 4px 8px 4px 0; border-top: 1px solid var(--divider); }
.ledger td.r, .ledger th.r { text-align: right; }

/* ---- 3: learned ---- */
.learn { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 24px; margin-top: 28px; align-items: start; }
.routine { padding: 18px 18px 8px; }
.routine-head { display: flex; justify-content: space-between; gap: 10px; align-items: center; flex-wrap: wrap; }
.routine-name { font-family: var(--mono); font-size: 14px; font-weight: 600; }
.tabs { display: inline-flex; background: var(--well); border-radius: 999px; padding: 3px; }
.tabs button { border: 0; background: none; border-radius: 999px; padding: 6px 12px; min-height: 36px; font-size: 13px; font-weight: 600; color: var(--muted); cursor: pointer; }
.tabs button.on { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(31, 42, 36, 0.1); }
.inputs { margin-top: 12px; display: flex; gap: 8px; flex-wrap: wrap; align-items: center; font-size: 13px; color: var(--muted); }
.rsteps { list-style: none; padding: 0; margin: 14px 0 0; counter-reset: s; }
.rsteps > li { position: relative; padding: 0 0 14px 38px; }
.rsteps > li::before {
  counter-increment: s; content: counter(s); position: absolute; left: 0; top: 0; width: 26px; height: 26px; border-radius: 99px;
  background: var(--sage-tint); color: var(--sage-ink); font-size: 12px; font-weight: 700; display: grid; place-items: center;
}
.rsteps > li::after { content: ""; position: absolute; left: 12.5px; top: 30px; bottom: 4px; width: 1px; background: var(--line); }
.rsteps > li:last-child::after { display: none; }
.rs-intent { font-weight: 600; font-size: 14.5px; }
.rs-id { font-family: var(--mono); font-size: 11.5px; color: var(--muted); }
.checks { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 3px 8px; margin-top: 6px; font-size: 12.5px; }
.checks .tag { font-weight: 700; font-size: 11px; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); padding-top: 2px; }
.checks .tag.do { color: var(--sage-ink); }
.checks ul { list-style: none; margin: 0; padding: 0; color: var(--ink-2); }
.checks li { padding: 1px 0; }
.opt { margin-left: 6px; }

.vs { padding: 20px; }
.metric { display: grid; grid-template-columns: 74px minmax(0, 1fr); gap: 10px; align-items: center; margin-top: 14px; }
.metric .name { font-size: 12px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); }
.bars { display: grid; gap: 6px; }
.bar { display: grid; grid-template-columns: minmax(0, 1fr) 92px; gap: 8px; align-items: center; font-size: 13px; }
.bar .track { height: 22px; border-radius: 999px; background: var(--well); overflow: hidden; }
.bar .fill { height: 100%; border-radius: 999px; background: var(--line-strong); min-width: 6px; transition: width 0.55s var(--ease-spring); }
.bar.replay .fill { background: var(--sage); }
.bar .num { font-variant-numeric: tabular-nums; font-weight: 700; text-align: right; }
.legend { display: flex; gap: 14px; font-size: 12.5px; color: var(--muted); margin-top: 6px; flex-wrap: wrap; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 99px; margin-right: 6px; vertical-align: -1px; background: var(--line-strong); }
.legend i.s { background: var(--sage); }
.big-x { font-family: var(--serif); font-size: 44px; line-height: 1; color: var(--sage-ink); }
.timeline { margin-top: 14px; display: grid; gap: 4px; }
.tl { display: grid; grid-template-columns: minmax(0, 1fr) 120px 46px; gap: 8px; align-items: center; font-size: 12.5px; }
.tl .id { font-family: var(--mono); font-size: 11.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tl .track { height: 10px; background: var(--well); border-radius: 999px; overflow: hidden; }
.tl .fill { height: 100%; background: var(--sage); border-radius: 999px; }
.tl.skipped .fill { background: var(--line-strong); }
.tl .ms { text-align: right; font-variant-numeric: tabular-nums; color: var(--muted); }
.versions { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 8px; }
.versions li { display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 10px; font-size: 13.5px; }
.versions .v { font-family: var(--mono); font-weight: 700; font-size: 13px; padding-top: 2px; }
.versions p { margin: 2px 0 0; color: var(--ink-2); }
.callout { padding: 14px 16px; border-radius: 16px; background: var(--apricot-tint); color: var(--apricot-ink); font-size: 13.5px; border: 1px solid var(--apricot-line); }
.callout b { font-weight: 700; }
.note-box { padding: 14px 16px; border-radius: 16px; background: var(--sage-tint); color: var(--ink); font-size: 14px; }

.next-up { margin: 40px 0 0; padding: 20px; display: flex; gap: 14px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
footer { padding: 48px 0 64px; color: var(--muted); font-size: 13px; }


/* ---- shared pieces for 4-10 ---- */
.row-between { display: flex; justify-content: space-between; align-items: center; gap: 10px; flex-wrap: wrap; }
.pending { font-weight: 600; }
.pair { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; margin-top: 16px; }
.pair.one { grid-template-columns: 220px minmax(0, 1fr); align-items: start; }
.pair figure, figure { margin: 0; }
.pair .phone { max-width: 220px; border-width: 7px; border-radius: 30px; margin: 0 auto; }
.pair .phone img { border-radius: 23px; }
figcaption { font-size: 12.5px; color: var(--muted); text-align: center; margin-top: 8px; }
.quote { margin-top: 16px; padding: 12px 14px; border-left: 3px solid var(--sage); background: var(--raised); border-radius: 0 12px 12px 0; font-size: 14.5px; }
.flow { margin: 14px 0 0; padding-left: 20px; font-size: 14px; color: var(--ink-2); display: grid; gap: 6px; }
pre.diff { font-size: 11px; line-height: 1.5; max-height: 360px; }
pre.diff .add { color: var(--sage-ink); background: var(--sage-tint); display: inline-block; width: 100%; }
pre.diff .del { color: var(--brick); }
.ring .miss line { stroke: var(--brick); stroke-width: 10; stroke-linecap: round; }
.tbl-wrap { overflow-x: auto; margin-top: 12px; }
.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; font-variant-numeric: tabular-nums; }
.tbl th { text-align: left; font-size: 12px; font-weight: 700; color: var(--muted); padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.tbl td { padding: 8px 10px; border-bottom: 1px solid var(--divider); vertical-align: top; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl .r { text-align: right; white-space: nowrap; }
.card.tbl-wrap { padding: 4px 6px; }
.plain { list-style: none; margin: 4px 0 0; padding: 0; display: grid; gap: 6px; }
.stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 20px; }
.stats.two { grid-template-columns: 1fr 1fr; gap: 12px; }
.stat { padding: 16px 18px; display: grid; gap: 6px; align-content: start; }
.stat .big { font-family: var(--serif); font-size: 34px; line-height: 1.05; font-variant-numeric: tabular-nums; }
.stat .lbl { font-size: 13.5px; color: var(--ink-2); }
.stat.wide { grid-column: span 1; }
.block.stat .big { font-size: 28px; }

/* ---- 4 ---- */
.repair { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; margin-top: 28px; align-items: start; }

/* ---- 5 ---- */
dl.fr { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin: 10px 0 0; }
dl.fr > div { background: var(--raised); border-radius: 12px; padding: 8px 10px; min-width: 0; }
dl.fr > div.rp { background: var(--sage-tint); }
dl.fr dt { font-size: 11px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; color: var(--muted); }
dl.fr dd { margin: 2px 0 0; display: grid; gap: 2px; font-size: 13px; }
dl.fr dd b { font-size: 14px; }
dl.fr dd small { font-size: 12px; color: var(--muted); }
dl.fr dd span { color: var(--ink-2); font-size: 12.5px; }

/* ---- 6 ---- */
.mem { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; margin-top: 28px; align-items: start; }
.ent { padding: 18px 18px 10px; }
.ent h3 { font-size: 17px; }
.facts { list-style: none; margin: 10px 0 0; padding: 0; }
.facts li { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 2px 12px; padding: 9px 0; border-top: 1px solid var(--divider); }
.facts .attr { font-size: 12.5px; color: var(--muted); font-weight: 600; text-transform: capitalize; grid-row: span 3; padding-top: 2px; }
.facts .val { font-weight: 700; font-size: 15px; }
.facts .srcs { display: flex; gap: 4px; flex-wrap: wrap; }
.facts .srcs .chip { font-size: 11.5px; padding: 1px 8px; }
.facts li.old .val { text-decoration: line-through; color: var(--muted); font-weight: 500; }
.ages { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; font-size: 13.5px; color: var(--ink-2); }

/* ---- 7 ---- */
.safety { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; margin-top: 28px; align-items: start; }

/* ---- 8 ---- */
.models { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin-top: 28px; }
.model { padding: 18px 20px; }
.mname { font-family: var(--serif); font-size: 21px; }
.mjob { font-size: 12.5px; font-weight: 700; color: var(--sage-ink); margin-top: 2px; }
.model p { font-size: 14px; color: var(--ink-2); margin: 10px 0 8px; }
.card.sam { padding: 20px; margin-top: 16px; }
.card.sam .pair.one { grid-template-columns: 260px minmax(0, 1fr); margin-top: 0; }
.card.sam .phone { max-width: 260px; }

/* ---- 9 ---- */
.final-banner { margin-top: 24px; padding: 14px 18px; border-radius: 16px; background: var(--apricot-tint); color: var(--apricot-ink); border: 1px solid var(--apricot-line); font-size: 14.5px; }
.final-banner.done { background: var(--sage-tint); color: var(--ink); border-color: transparent; }
.final-banner .src { color: inherit; }
.charts { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 28px; }
.chart { padding: 12px; overflow: hidden; }
.chart img { width: 100%; border-radius: 10px; background: #fff; }
/* Dark: the charts and diagrams are drawn on white, so they sit in a cream paper frame, a touch dimmer, instead of
   glaring raw out of a dark card; phones get a hairline so their bezel reads against the page. */
:root[data-theme="dark"] .chart img { padding: 10px; background: #f2eee6; filter: brightness(0.92); }
:root[data-theme="dark"] .phone { box-shadow: 0 0 0 1px var(--line-strong), var(--shadow-phone); }
.chart figcaption { text-align: left; margin-top: 10px; }
.stats.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* ---- 10 ---- */
.built { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 16px; margin-top: 16px; align-items: start; }
.ours { margin: 10px 0 0; padding-left: 18px; display: grid; gap: 8px; font-size: 14.5px; color: var(--ink-2); }
.ours b { color: var(--ink); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }


/* ---- teach ---- */
.film { display: grid; grid-auto-flow: column; grid-auto-columns: 128px; gap: 12px; overflow-x: auto; padding: 14px 2px 6px; scrollbar-width: thin; }
.film .phone { max-width: 128px; border-width: 5px; border-radius: 20px; box-shadow: 0 6px 16px rgba(31, 42, 36, 0.14); }
.film .phone img { border-radius: 15px; }
.film figcaption { font-size: 12px; line-height: 1.35; }
.learn-mid { margin-top: 16px; padding: 14px 16px; border-radius: 16px; background: var(--raised); border: 1px solid var(--line); font-size: 14px; color: var(--ink-2); }
.learn-mid b { color: var(--ink); }

/* ---- the layer's sections ---- */
.shot { margin: 0; }
.shot a { display: block; border-radius: 12px; overflow: hidden; border: 1px solid var(--line); background: var(--raised); }
.shot img { width: 100%; height: auto; }
.shot a:hover { border-color: var(--sage); }
.shot figcaption { text-align: left; }
.shot.tall { max-width: 300px; margin: 14px auto 0; }
.card > .shot, .card .shot + .shot { margin-top: 12px; }
.shots { display: grid; gap: 12px; }
.tline { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; font-size: 13.5px; }
.tline li { display: grid; grid-template-columns: 54px minmax(0, 1fr); gap: 10px; padding: 6px 8px; border-radius: 10px; }
.tline li:nth-child(odd) { background: var(--raised); }
.tline .t { font-variant-numeric: tabular-nums; color: var(--muted); font-size: 12.5px; text-align: right; padding-top: 1px; }
.tline code { font-size: 12px; word-break: break-word; }
.tline .arg, .tline-one .arg { color: var(--muted); }
.tline .res { display: block; color: var(--muted); font-size: 12.5px; }
.tline .say span { color: var(--ink-2); font-style: italic; }
.tline .reply span { font-style: normal; color: var(--ink); }
.tline .chip { font-size: 11.5px; padding: 1px 8px; }
.tline-one { padding: 10px 12px; border-radius: 12px; background: var(--raised); border: 1px solid var(--line); font-size: 13.5px; }
.tline-one code { font-size: 12.5px; word-break: break-word; }
.agent-row { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 16px; margin-top: 16px; align-items: start; }
.pair.shots2 { align-items: start; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); }
.shot.phone-shot img { max-height: 520px; width: auto; max-width: 100%; margin: 0 auto; }
.shot.phone-shot a { background: #000; }
.watch-grid, .keys-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; margin-top: 28px; align-items: start; }
.toollist { margin-top: 14px; display: grid; gap: 6px; }
.tchip { font-size: 11.5px; padding: 2px 8px; border-radius: 8px; background: var(--well); color: var(--ink-2); }
.tchip.new { background: var(--sage); color: #fff; font-weight: 700; }
.tooldef { margin-top: 14px; padding: 14px; border-radius: 14px; background: var(--sage-tint); }
.post-card .sig code { font-family: var(--mono); font-size: 13px; color: var(--sage-ink); font-weight: 700; word-break: break-word; }
.posts { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; }
.post-card { padding: 16px 18px; display: grid; gap: 6px; align-content: start; }
.post-card h3 { font-size: 18px; margin-top: 4px; }
.post-card dl.fr { margin-top: 4px; }
.post-card .real { margin-top: 6px; }
.post-card .real li { display: flex; gap: 6px; align-items: baseline; }
.kinds { list-style: none; margin: 10px 0 0; padding: 0; display: grid; gap: 8px; font-size: 14px; color: var(--ink-2); }
.kinds li { display: grid; grid-template-columns: 112px minmax(0, 1fr); gap: 10px; }
.kinds code { font-size: 12px; color: var(--sage-ink); font-weight: 700; padding-top: 2px; }
.watch-tbl td.hit { font-weight: 700; color: var(--sage-ink); }

/* ---- the five sections ---- */
.hero .sub { margin: 12px 0 0; font-size: 15px; color: var(--muted); max-width: 60ch; }
.sub-h { margin-top: 28px; font-size: 19px; }
.rng { color: var(--muted); font-weight: 400; font-size: 0.86em; white-space: nowrap; }
.live { padding: 20px; margin-top: 16px; }
.flow-h { list-style: none; counter-reset: f; margin: 14px 0 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; }
.flow-h li { counter-increment: f; padding: 12px 12px 12px; border-radius: 14px; background: var(--raised); border: 1px solid var(--line); display: grid; gap: 4px; align-content: start; font-size: 13.5px; color: var(--ink-2); }
.flow-h li::before { content: counter(f); font-size: 11.5px; font-weight: 700; color: var(--muted); }
.flow-h li b { color: var(--ink); font-size: 14.5px; }
.flow-h li:nth-child(2), .flow-h li:nth-child(4) { background: var(--apricot-tint); border-color: var(--apricot-line); }
.flow-h li:last-child { background: var(--sage-tint, var(--raised)); }
.live-posts { margin-top: 14px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px 18px; font-size: 14px; }
.live-posts li { line-height: 1.7; }
.live-posts li .chip { margin-right: 4px; }
.learn-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px; margin-top: 20px; align-items: start; }
.tbl.curve td { font-variant-numeric: tabular-nums; }
.tbl.curve td.r { font-weight: 700; }
.who-does { padding: 14px 18px; font-size: 14.5px; color: var(--ink-2); }
.who-does b { color: var(--ink); }
.posts.four { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 24px; }
.trust .shot.phone-shot img { max-height: 380px; }
.trust-grid { display: grid; grid-template-columns: minmax(0, 1fr) 200px; gap: 20px; margin-top: 10px; align-items: start; }
.trust-grid > ul { display: grid; gap: 10px; font-size: 14.5px; color: var(--ink-2); }
.trust-grid > ul b { color: var(--ink); }
.results-grid { display: grid; grid-template-columns: minmax(0, 1fr); gap: 16px; margin-top: 12px; align-items: start; }
.tbl tr.final td { background: var(--sage-tint, var(--raised)); font-weight: 700; }
section.appx { border-top: 1px solid var(--line-strong); }
details.ev { margin-top: 10px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); }
details.ev > summary { cursor: pointer; padding: 14px 18px; display: flex; gap: 6px 14px; align-items: baseline; flex-wrap: wrap; list-style: none; }
details.ev > summary::-webkit-details-marker { display: none; }
details.ev > summary::before { content: "+"; font-weight: 700; color: var(--sage-ink); width: 12px; }
details.ev[open] > summary::before { content: "–"; }
details.ev > summary .t { font-weight: 700; color: var(--ink); }
details.ev > summary .s { font-size: 13px; color: var(--muted); }
details.ev > .ev-body { padding: 4px 18px 18px; }
.stats.results-tiles { grid-template-columns: minmax(0, 1fr); gap: 12px; }
.aw-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 20px; margin-top: 8px; }
.aw-grid .big { margin-bottom: 4px; }
.tbl.runs td { font-size: 13px; vertical-align: top; }
.tbl.runs td:last-child { white-space: nowrap; }
.tbl.runs td.ids code { font-size: 11.5px; display: inline-block; margin: 0 4px 2px 0; }

/* ---- motion: CSS only, none under reduced motion ---- */
.ev-body { transform-box: fill-box; transform-origin: 50% 90%; animation: evBreathe 4.5s ease-in-out infinite; }
.ev-eye { transform-box: fill-box; transform-origin: 50% 50%; animation: evBlink 5.5s infinite; }
.ev-tap { fill: none; stroke: var(--sage); stroke-width: 2; transform-box: fill-box; transform-origin: 50% 50%; animation: evTap 1.4s ease-out infinite; }
@keyframes evBreathe { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.035); } }
@keyframes evBlink { 0%, 92%, 100% { transform: scaleY(1); } 95% { transform: scaleY(0.1); } }
@keyframes evTap { 0% { transform: scale(0.5); opacity: 0.9; } 100% { transform: scale(1.8); opacity: 0; } }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ---- narrow screens ---- */
@media (max-width: 920px) {
  .repair, .mem, .safety, .built, .charts { grid-template-columns: minmax(0, 1fr); }
  .models, .stats, .stats.three { grid-template-columns: minmax(0, 1fr); }
  .hero-grid { grid-template-columns: 1fr; gap: 8px; }
  .hero-avatar { order: -1; justify-self: start; }
  .hero-avatar svg { width: 96px; height: 96px; }
  .run { grid-template-columns: minmax(0, 1fr); }
  .run-phone { position: static; }
  .learn { grid-template-columns: minmax(0, 1fr); }
  .layer { grid-template-columns: minmax(0, 1fr); grid-template-areas: "a" "x1" "core" "person" "x2" "b"; row-gap: 6px; }
  .larrow { min-height: 30px; display: flex; gap: 8px; justify-content: center; align-items: center; }
  .larrow::after { content: "↓"; font-size: 18px; }
  .larrow span { position: static; }
  .lnode.person { margin: 10px 0 4px; }
  .lnode.person::before { display: none; }
  .agent-row, .watch-grid, .keys-grid, .learn-grid, .results-grid, .trust-grid { grid-template-columns: minmax(0, 1fr); }
  .flow-h { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .pair.one, .card.sam .pair.one { grid-template-columns: minmax(0, 1fr); }
  .stats.two { grid-template-columns: minmax(0, 1fr); }
  .facts li { grid-template-columns: 1fr; }
  .pillars, .posts, .posts.four { grid-template-columns: minmax(0, 1fr); }
  .pillar.lead { grid-column: auto; }
  .pillar.lead .big { font-size: 28px; }
  .kinds li { grid-template-columns: 1fr; gap: 2px; }
  .live-posts { grid-template-columns: minmax(0, 1fr); }
  .aw-grid { grid-template-columns: minmax(0, 1fr); }
  .tline li { grid-template-columns: 44px minmax(0, 1fr); gap: 8px; padding: 6px 4px; }
  .facts .attr { grid-row: auto; }
  section.sec { padding-top: 56px; }
  .top-repo { display: none; }
  .phone { max-width: 260px; }
  .counters .v { font-size: 20px; }
  .metric { grid-template-columns: 1fr; gap: 4px; }
  .tl { grid-template-columns: minmax(0, 1fr) 70px 42px; }
}