/* Self-hosted fonts (SIL Open Font License): Inter and Spectral */
@font-face { font-family: "Inter"; font-style: normal; font-weight: 400; font-display: swap; src: url("fonts/inter-400.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 600; font-display: swap; src: url("fonts/inter-600.woff2") format("woff2"); }
@font-face { font-family: "Spectral"; font-style: normal; font-weight: 600; font-display: swap; src: url("fonts/spectral-600.woff2") format("woff2"); }
:root {
  --bg: #faf8f4;
  --surface: #ffffff;
  --sand: #f1ece2;
  --ink: #1c2420;
  --muted: #5b625e;
  --border: #e3ddd1;
  --green: #2f5d4a;
  --green-dark: #22463a;
  --green-soft: #e5eee9;
  --todo: #fff1a8;
  --radius: 12px;
  --max: 1080px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.65 "Inter", -apple-system, "Segoe UI", system-ui, sans-serif;
}
h1, h2, h3 { font-family: "Spectral", Georgia, serif; line-height: 1.2; margin: 0 0 .5em; font-weight: 600; }
h1 { font-size: clamp(34px, 5vw, 52px); letter-spacing: -.01em; }
h2 { font-size: clamp(26px, 3.4vw, 34px); }
h3 { font-size: 20px; }
p { margin: 0 0 1em; }
a { color: var(--green); }
ul { padding-left: 20px; }
li { margin: 4px 0; }

mark.todo { background: var(--todo); padding: 0 4px; border-radius: 3px; color: inherit; }

.draft-banner {
  background: var(--todo);
  text-align: center;
  font-size: 14px;
  padding: 6px 16px;
}

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* Header */
header.site {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
header.site .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 68px;
  flex-wrap: wrap;
}
.logo {
  font-family: "Spectral", Georgia, serif;
  font-weight: 600;
  font-size: 21px;
  color: var(--ink);
  text-decoration: none;
}
.logo span { color: var(--green); }
nav.main { display: flex; align-items: center; gap: 22px; flex-wrap: wrap; font-size: 15px; }
nav.main a { color: var(--ink); text-decoration: none; }
nav.main a:hover, nav.main a.active { color: var(--green); }

.btn {
  display: inline-block;
  background: var(--green);
  color: #fff !important;
  text-decoration: none;
  padding: 11px 20px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 15px;
  border: 2px solid var(--green);
}
.btn:hover { background: var(--green-dark); border-color: var(--green-dark); }
.btn.secondary { background: transparent; color: var(--green) !important; }
.btn.secondary:hover { background: var(--green-soft); }
.btn-row { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }

/* Sections */
section { padding: 72px 0; }
section.alt { background: var(--sand); }
section.tight { padding: 48px 0; }
.eyebrow {
  text-transform: uppercase;
  letter-spacing: .1em;
  font-size: 13px;
  font-weight: 600;
  color: var(--green);
  margin-bottom: 10px;
}
.lead { font-size: 20px; color: var(--muted); max-width: 680px; }
.narrow { max-width: 720px; }

.hero { padding: 96px 0 80px; }
.hero h1 { max-width: 820px; }

.grid { display: grid; gap: 20px; }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid.three { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid.four { grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}
.card h3 { margin-bottom: 8px; }
.card p:last-child { margin-bottom: 0; }
.card .num {
  font-family: "Spectral", Georgia, serif;
  font-size: 15px;
  color: var(--green);
  font-weight: 600;
  margin-bottom: 6px;
}

.stats { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-top: 28px; }
.stat b {
  display: block;
  font-family: "Spectral", Georgia, serif;
  font-size: 40px;
  color: var(--green);
  line-height: 1.1;
}
.stat span { color: var(--muted); font-size: 15px; }
.footnote { font-size: 14px; color: var(--muted); margin-top: 20px; }

.callout {
  background: var(--green-soft);
  border-left: 4px solid var(--green);
  border-radius: 8px;
  padding: 22px 26px;
}

.price { font-family: "Spectral", Georgia, serif; font-size: 26px; color: var(--green); margin: 6px 0 12px; }
.price small { font-family: "Inter", sans-serif; font-size: 14px; color: var(--muted); }

.steps { counter-reset: step; list-style: none; padding: 0; }
.steps li {
  counter-increment: step;
  position: relative;
  padding: 4px 0 14px 52px;
}
.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 2px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 600;
  font-size: 15px;
}

details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 18px;
  margin-bottom: 10px;
}
summary { cursor: pointer; font-weight: 600; }
details p { margin: 10px 0 0; }

.post-list .card a { text-decoration: none; color: var(--ink); }
.post-list .card a:hover h3 { color: var(--green); }
.meta { font-size: 14px; color: var(--muted); margin-bottom: 8px; }

article.post { max-width: 700px; margin: 0 auto; }
article.post p, article.post li { font-size: 18px; }

.photo {
  aspect-ratio: 4 / 5;
  background: var(--sand);
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  color: var(--muted);
  font-size: 15px;
}

form.simple { display: grid; gap: 12px; max-width: 520px; }
form.simple input, form.simple textarea {
  font: inherit;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
}
form.simple textarea { min-height: 120px; }

/* Footer */
footer.site { background: var(--ink); color: #d9ddd9; padding: 56px 0 32px; font-size: 15px; }
footer.site a { color: #d9ddd9; }
footer.site .grid { align-items: start; }
footer.site h3 { color: #fff; font-size: 19px; }
.newsletter { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.newsletter input {
  flex: 1 1 220px;
  font: inherit;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid #44504a;
  background: #26302b;
  color: #fff;
}
.footer-bottom { border-top: 1px solid #36403b; margin-top: 36px; padding-top: 20px; font-size: 14px; color: #9aa39e; }

@media (max-width: 720px) {
  section { padding: 52px 0; }
  .hero { padding: 64px 0 56px; }
  .wrap { padding: 0 16px; }
  nav.main { gap: 14px; }
}

/* Playbook: phases + timeline (design C4) */
:root { --p1: #2f5d4a; --p2: #3f7a8c; --p3: #8a6d2f; --p4: #6b4f7a; }
.combo { max-width: 980px; }
.combo .phase-row { display: grid; grid-template-columns: 220px 1fr; }
.combo .ph { position: sticky; top: 90px; align-self: start; padding: 12px 18px 0 0; }
.combo .ph b { display: block; font-family: "Spectral", Georgia, serif; font-size: 24px; }
.combo .ph span { color: var(--muted); font-size: 14px; }
.combo .steps { border-left: 3px solid; padding: 6px 0 22px 26px; margin-bottom: 8px; }
.combo .s { margin-bottom: 18px; }
.combo .s h3 { font-size: 19px; margin: 0 0 4px; }
.combo .s h3 span { display: inline-grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; color: #fff; font-size: 13px; margin-right: 10px; vertical-align: 2px; font-family: "Inter", sans-serif; }
.combo .s p { margin: 0; color: var(--muted); }
.ph-p1 b { color: var(--p1); } .steps-p1 { border-color: var(--p1); } .steps-p1 h3 span { background: var(--p1); }
.ph-p2 b { color: var(--p2); } .steps-p2 { border-color: var(--p2); } .steps-p2 h3 span { background: var(--p2); }
.ph-p3 b { color: var(--p3); } .steps-p3 { border-color: var(--p3); } .steps-p3 h3 span { background: var(--p3); }
.ph-p4 b { color: var(--p4); } .steps-p4 { border-color: var(--p4); } .steps-p4 h3 span { background: var(--p4); }
@media (max-width: 760px) {
  .combo .phase-row { grid-template-columns: 1fr; }
  .combo .ph { position: static; padding: 0 0 8px; }
}

/* ---- additions: benefits, definition, phase links, Playbook bullets ---- */
.benefit-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); margin-top: 24px; }
.benefit-grid .card h3 { font-size: 19px; }
.audience-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); margin-top: 24px; }
.audience-grid ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: 15px; }
.definition { background: var(--surface); border: 1px solid var(--border); border-left: 4px solid var(--green); border-radius: 8px; padding: 18px 22px; margin-bottom: 28px; max-width: 760px; }
.definition h3 { margin-bottom: 6px; }
.definition p { margin: 0; }
.phase-link { font-size: 15px; color: var(--muted); margin-top: 6px; }
/* bullets inside the Playbook stages; own class so the numbered "How it works" style doesn't apply */
.combo .stage-list { border-left: 3px solid; padding: 6px 0 22px 26px; margin-bottom: 8px; }
.combo .stage-list.steps-p1 { border-color: var(--p1); } .combo .stage-list.steps-p2 { border-color: var(--p2); }
.combo .stage-list.steps-p3 { border-color: var(--p3); } .combo .stage-list.steps-p4 { border-color: var(--p4); }
.combo .s ul { margin: 6px 0 0; padding-left: 20px; color: var(--muted); }
.combo .s li { margin: 3px 0; }

/* ---- team models (hub section) ---- */
.model { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 24px 24px; margin: 28px auto 0; max-width: 820px; }
  .model .tag { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--green); font-weight: 600; margin-bottom: 4px; }
  .model h3 { font-size: 24px; margin-bottom: 6px; }
  .model .sub { color: var(--muted); margin-bottom: 8px; }
  .model svg { width: 100%; height: auto; display: block; margin-top: 8px; }
  .model .points { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); margin-top: 16px; font-size: 15px; }
  .model .points ul { margin: 4px 0 0; padding-left: 18px; }
  .model .points li { margin: 6px 0; }
  .model .points b { display: block; font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--green); margin-bottom: 2px; }
  svg .circ { stroke-width: 1.5; }
  svg .c-main { fill: var(--green); stroke: var(--green-dark); }
  svg .c-side { fill: var(--surface); stroke: var(--border); stroke-width: 2; }
  svg .c-ai   { fill: var(--green-soft); stroke: var(--green); }
  svg .c-off  { fill: #fff6d6; stroke: #c9a227; }
  svg text    { font-family: "Inter", system-ui, sans-serif; fill: var(--ink); }
  svg .tt     { font-size: 14px; font-weight: 600; text-anchor: middle; }
  svg .st     { font-size: 12.5px; text-anchor: middle; fill: var(--muted); }
  svg .on-green { fill: #fff; font-size: 15px; }
  svg .on-green-soft { fill: #d9ebe2; font-size: 12.5px; text-anchor: middle; }
  svg .arr    { stroke: var(--green); stroke-width: 2; fill: none; }
  svg .back   { stroke: var(--muted); stroke-width: 1.6; fill: none; stroke-dasharray: 6 5; }
  svg .cap    { font-family: "Spectral", Georgia, serif; font-size: 19px; font-weight: 600; text-anchor: middle; fill: var(--green); }
  .takeaways .card h3 { font-size: 18px; }
  .takeaways .who { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--green); font-weight: 600; margin-bottom: 6px; }
  .without { margin: 36px auto 0; max-width: 760px; }
  table.compare { width: 100%; border-collapse: collapse; font-size: 15px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
  table.compare th, table.compare td { text-align: left; vertical-align: top; padding: 12px 16px; border-bottom: 1px solid var(--border); }
  table.compare th { background: var(--sand); font-family: "Spectral", Georgia, serif; font-size: 16px; }
  table.compare td:first-child { font-weight: 600; width: 22%; }
  .cta-band { text-align: center; }
  .cta-band .btn-row { justify-content: center; }

/* ---- chatbot example screenshots ---- */
.shot { max-width: 920px; margin: 28px auto 0; }
.shot img { display: block; width: 100%; height: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.shot figcaption { font-size: 14px; color: var(--muted); margin-top: 10px; }

/* ---- accessibility ---- */
.skip-link { position: absolute; left: -9999px; top: 8px; }
.skip-link:focus { left: 16px; background: #fff; color: var(--ink); padding: 8px 14px; border-radius: 8px; border: 2px solid var(--green); z-index: 100; }
a:focus-visible, button:focus-visible, summary:focus-visible, input:focus-visible, textarea:focus-visible { outline: 3px solid var(--green); outline-offset: 2px; }
.model h2 { font-size: 24px; margin-bottom: 6px; }
/* ---- About page photo ---- */
.photo-img { display: block; width: 100%; height: auto; max-width: 420px; aspect-ratio: 4 / 5; object-fit: cover; object-position: center; border-radius: var(--radius); border: 1px solid var(--border); }


/* ---- prototype extras ---- */
nav.main .dd { position: relative; padding: 14px 0; }
nav.main .dd-label { cursor: pointer; color: var(--ink); }
nav.main .dd:hover .dd-label, nav.main .dd:focus-within .dd-label, nav.main .dd.active .dd-label { color: var(--green); }
nav.main .dd-menu { display: none; position: absolute; top: 100%; left: -14px; min-width: 240px; background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 8px; box-shadow: 0 10px 30px rgba(0,0,0,.10); z-index: 30; flex-direction: column; }
nav.main .dd:hover .dd-menu, nav.main .dd:focus-within .dd-menu { display: flex; }
nav.main .dd-menu a { display: block; padding: 9px 12px; border-radius: 6px; white-space: nowrap; }
nav.main .dd-menu a:hover { background: var(--green-soft); color: var(--green); }
.agents-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 1000px) { .agents-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .agents-grid { grid-template-columns: 1fr; } }
.ex-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; max-width: 900px; margin: 12px auto 0; }
.excard { background: #fff; border: 1px solid var(--border); border-radius: 10px; padding: 16px 18px; }
.excard small { display: block; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; margin-bottom: 4px; font-weight: 600; }
.excard small a { color: var(--green); text-decoration: none; }
@media (max-width: 720px) { .ex-grid { grid-template-columns: 1fr; } }
.split { display: grid; grid-template-columns: 1fr 1.15fr; gap: 36px; align-items: start; }
.exbox { background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 22px 24px; }
.exbox h3 { font-family: "Inter", sans-serif; font-size: 15px; letter-spacing: .08em; text-transform: uppercase; color: var(--green); margin: 0 0 10px; font-weight: 600; }
.exbox ul { list-style: none; margin: 0; padding: 0; }
.exbox li { padding: 12px 0; border-top: 1px solid var(--border); }
.exbox li:first-child { border-top: 0; padding-top: 0; }
.exbox li b { display: block; font-weight: 600; }
.exbox li b a { color: var(--ink); text-decoration: none; }
.exbox li b a:hover { color: var(--green); }
.exbox li span { color: var(--muted); font-size: 15px; }
.exbox .exnote { margin: 14px 0 0; padding-top: 12px; border-top: 1px solid var(--border); color: var(--muted); font-size: 14px; }
@media (max-width: 820px) { .split { grid-template-columns: 1fr; gap: 24px; } }
.then { color: var(--ink); margin-top: 8px; }
.then b { color: var(--green); }
.ex-label { display: inline-block; font-size: 13px; letter-spacing: .1em; text-transform: uppercase; font-weight: 600; color: #2f5d4a; border: 1px solid #2f5d4a; border-radius: 999px; padding: 2px 12px; margin-bottom: 12px; }
.rows { max-width: 900px; margin: 12px auto 0; }
.rowp { display: grid; grid-template-columns: 1fr 36px 1fr; gap: 12px; align-items: stretch; margin-bottom: 12px; }
.rowp .l, .rowp .r { border-radius: 10px; padding: 14px 16px; }
.rowp .l { background: #fff; border: 1px solid var(--border); }
.rowp .r { background: var(--green-soft); border: 1px solid #b9d3c6; }
.rowp .arrow { display: grid; place-items: center; color: var(--green); font-size: 24px; }
.rowp small { display: block; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; font-weight: 600; }
.rowp small a { color: var(--green); text-decoration: none; }
.colhead { display: grid; grid-template-columns: 1fr 36px 1fr; gap: 12px; max-width: 900px; margin: 26px auto 8px; font-weight: 600; color: var(--green); }
.colhead div:nth-child(2) { visibility: hidden; }
.note { max-width: 820px; margin: 22px auto 0; text-align: center; color: var(--muted); font-size: 15px; }
@media (max-width: 820px) { .rowp { grid-template-columns: 1fr; } .rowp .arrow { transform: rotate(90deg); } .colhead { display: none; } }
.subhead { font-family: "Spectral", Georgia, serif; font-weight: 600; font-size: 22px; line-height: 1.3; color: var(--green); margin: 0 auto 14px; max-width: 700px; }
.agent-list { max-width: 720px; margin: 26px auto 0; padding-left: 22px; font-size: 18px; }
.agent-list li { margin: 8px 0; }
.agent-list a { color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--border); }
.agent-list a:hover { color: var(--green); border-bottom-color: var(--green); }
.chips { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; padding: 0; margin: 28px 0 8px; }
.chips li { margin: 0; }
.chips a { display: block; padding: 8px 14px; border: 1px solid var(--border); border-radius: 999px; background: #fff; text-decoration: none; color: var(--ink); font-size: 15px; }
.chips a:hover { border-color: var(--green); color: var(--green); }
@media (max-width: 720px) {
  nav.main .dd { padding: 4px 0; }
  nav.main .dd-menu { display: flex; position: static; box-shadow: none; border: 0; padding: 0 0 0 10px; min-width: 0; }
}

/* ---- grouped agent examples ---- */
.group-title { font-size: 24px; margin: 34px 0 12px; }
.agents-grid.cols4 { grid-template-columns: repeat(4, 1fr); }
.agents-grid h4 { font-family: "Spectral", Georgia, serif; font-size: 19px; line-height: 1.25; margin: 0 0 8px; font-weight: 600; }
@media (max-width: 1000px) { .agents-grid.cols4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .agents-grid.cols4 { grid-template-columns: 1fr; } }

/* ---- agent examples as tables ---- */
.agent-table-wrap { margin: 0 0 8px; }
table.agent-table { width: 100%; border-collapse: collapse; font-size: 16px; background: #fff; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
table.agent-table th { background: var(--sand); text-align: left; padding: 11px 16px; font: 600 13px "Inter", sans-serif; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
table.agent-table td { padding: 14px 16px; border-top: 1px solid var(--border); vertical-align: top; }
table.agent-table td:first-child { font-family: "Spectral", Georgia, serif; font-weight: 600; font-size: 19px; line-height: 1.25; width: 24%; }
table.agent-table td:nth-child(3) { background: var(--green-soft); }
table.agent-table tr:target td { box-shadow: inset 0 0 0 2px var(--green); }
@media (max-width: 820px) {
  table.agent-table, table.agent-table tbody, table.agent-table tr, table.agent-table td { display: block; width: auto !important; }
  table.agent-table thead { display: none; }
  table.agent-table tr { border-top: 1px solid var(--border); padding: 4px 0; }
  table.agent-table td { border-top: 0; padding: 6px 16px; }
  table.agent-table td::before { content: attr(data-label); display: block; font: 600 12px "Inter", sans-serif; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin-bottom: 2px; }
  table.agent-table td:first-child::before { display: none; }
}

/* ---- agents page utilities + mobile header/tap targets ---- */
.mt-20 { margin-top: 20px; }
.callout-wide { margin: 28px auto 0; max-width: 820px; }
.callout-wide p { margin: 0; }
.wrap.center { text-align: center; }
.lead-center { margin: 0 auto; }
.btn-row.center-row { justify-content: center; }
@media (max-width: 720px) {
  header.site { position: static; }
  nav.main a:not(.btn) { padding: 10px 2px; }
  footer.site p a { display: inline-block; padding: 10px 0; }
  footer.site .footer-bottom a { display: inline-block; padding: 10px 0; }
}