:root {
  --canvas: #f7f6f2;
  --paper: #fffffd;
  --ink: #20211f;
  --muted: #777972;
  --line: #deded8;
  --accent: #287a57;
  --accent-pale: #e5f0e9;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Monaco, Consolas, monospace;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--canvas); color: var(--ink); font-family: var(--sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }

.site-header { height: 74px; max-width: 1320px; margin: auto; padding: 0 38px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.wordmark { font-size: 22px; font-weight: 760; letter-spacing: -1.4px; }
.wordmark img { width: 1.42rem; height: 1.42rem; margin-right: .44rem; object-fit: contain; vertical-align: -.27rem; }
.wordmark span { color: var(--accent); }
nav { display: flex; align-items: center; gap: 25px; color: #61635d; font-size: 14px; font-weight: 540; }
nav a:hover, .text-link:hover, .release-notes:hover, footer a:hover { color: var(--accent); }
.nav-download { color: var(--ink); border: 1px solid #cfd0ca; padding: 9px 14px; border-radius: 9px; }

main { overflow: hidden; }
.hero { max-width: 930px; margin: 0 auto; padding: 133px 35px 75px; text-align: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--accent); font: 600 11px/1 var(--mono); letter-spacing: .095em; text-transform: uppercase; }
.eyebrow i { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 5px var(--accent-pale); }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 900px; margin: 22px auto 25px; font-size: clamp(47px, 7.35vw, 94px); line-height: .96; letter-spacing: -.078em; font-weight: 730; }
h1 em { color: var(--accent); font-style: normal; }
.hero-copy { max-width: 615px; margin: 0 auto; color: #5d5f59; font-size: 18px; line-height: 1.55; letter-spacing: -.015em; }
.hero-actions { margin: 32px 0 18px; display: flex; gap: 23px; justify-content: center; align-items: center; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 28px; min-height: 48px; padding: 0 18px; font-weight: 650; font-size: 14px; border-radius: 10px; transition: transform .2s ease, box-shadow .2s ease; }
.button:hover { transform: translateY(-2px); box-shadow: 0 8px 16px rgba(25, 61, 44, .14); }
.button b { font-size: 20px; font-weight: 400; line-height: 1; }
.primary { background: var(--accent); color: white; }
.text-link { color: #4b4d48; font-size: 14px; font-weight: 600; }
.text-link span, .release-notes span { color: var(--accent); }
.microcopy { color: #85867f; font-size: 12px; }

.room-preview { max-width: 954px; margin: 0 auto 160px; border: 1px solid #d8d9d3; background: var(--paper); border-radius: 17px; box-shadow: 0 18px 52px rgba(35, 39, 33, .07); overflow: hidden; }
.preview-topbar { padding: 16px 22px; border-bottom: 1px solid #e3e3de; display: flex; justify-content: space-between; color: #74766f; font: 500 11px/1 var(--mono); letter-spacing: .02em; }
.preview-title { color: #353733; font-family: var(--sans); font-weight: 680; font-size: 13px; }
.window-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); margin-right: 6px; }
.preview-chat { max-width: 640px; padding: 25px 24px 20px; margin: auto; }
.agent-status { display: flex; gap: 22px; padding-bottom: 21px; border-bottom: 1px solid #ebebe7; color: #787a73; font-size: 12px; }
.agent-status b { color: #33352f; font-weight: 650; }
.agent-status i { display: inline-block; width: 7px; height: 7px; margin: 0 4px 1px; border-radius: 50%; background: #c7c8c2; }
.agent-status i.active { background: var(--accent); box-shadow: 0 0 0 3px #e6f0e9; }
.chat-entry { margin: 20px 0; }
.chat-entry label, .handoff { display: block; color: #85877f; font: 650 10px/1 var(--mono); letter-spacing: .08em; }
.chat-entry p { margin: 7px 0 0; font-size: 14px; line-height: 1.48; letter-spacing: -.01em; }
.chat-entry.human { padding-left: 16px; border-left: 2px solid var(--accent); }
.chat-entry.human label { color: var(--accent); }
.handoff { margin: 25px 0; color: var(--accent); }
.handoff span { font-size: 15px; padding: 0 3px; }
.composer { border-top: 1px solid #e7e7e2; padding: 15px 0 2px; color: #a5a69f; font-size: 13px; }
.composer b { float: right; color: #a5a69f; font-family: var(--mono); }

.section { max-width: 1160px; margin: 0 auto; padding: 112px 38px; }
.steps { display: grid; grid-template-columns: .85fr 1.15fr; gap: 10vw; border-top: 1px solid var(--line); }
.section-heading > span, .principles span, .release-label { display: block; margin-bottom: 19px; color: var(--accent); font: 600 11px/1 var(--mono); letter-spacing: .08em; }
h2 { margin-bottom: 0; font-size: clamp(35px, 4.4vw, 59px); line-height: 1; letter-spacing: -.065em; font-weight: 710; }
.steps ol { margin: 0; padding: 0; list-style: none; }
.steps li { display: grid; grid-template-columns: 45px 1fr; gap: 16px; padding: 4px 0 31px; margin-bottom: 27px; border-bottom: 1px solid var(--line); }
.steps li > span { padding-top: 3px; color: var(--accent); font: 600 11px/1 var(--mono); }
h3 { margin-bottom: 8px; font-size: 18px; letter-spacing: -.04em; }
.steps p, .principles p, .local-copy p, .download p { margin-bottom: 0; color: var(--muted); font-size: 14px; line-height: 1.55; }

.local { max-width: none; padding-left: max(38px, calc((100vw - 1084px) / 2)); padding-right: max(38px, calc((100vw - 1084px) / 2)); background: #202822; color: #f5f6f0; display: grid; grid-template-columns: .94fr 1.06fr; gap: 10vw; }
.local .eyebrow { color: #8bc6a5; }
.local .eyebrow i { background: #8bc6a5; box-shadow: 0 0 0 5px rgba(139,198,165,.15); }
.local h2 { margin: 22px 0; max-width: 435px; }
.local-copy p { max-width: 430px; color: #b3bbb2; font-size: 16px; }
.principles { border-top: 1px solid rgba(255,255,255,.16); }
.principles div { padding: 25px 0 24px; border-bottom: 1px solid rgba(255,255,255,.16); }
.principles span { margin-bottom: 14px; color: #8bc6a5; }
.principles h3 { margin-bottom: 6px; font-size: 17px; }
.principles p { color: #aeb8ae; }

.download { display: grid; grid-template-columns: 1fr .88fr; align-items: center; gap: 10vw; padding-top: 150px; padding-bottom: 150px; }
.download h2 { margin: 22px 0; }
.download > div > p { max-width: 430px; font-size: 16px; }
.download-card { padding: 31px; border: 1px solid #d8dad3; border-radius: 15px; background: var(--paper); box-shadow: 0 14px 38px rgba(32, 37, 29, .055); }
.download-card h3 { margin-bottom: 8px; font-size: 25px; }
.download-card p { margin-bottom: 26px; }
.wide { width: 100%; }
.release-notes { display: block; margin-top: 20px; color: #6e7069; text-align: center; font-size: 12px; font-weight: 600; }

footer { max-width: 1320px; margin: auto; padding: 29px 38px; display: flex; align-items: center; gap: 18px; border-top: 1px solid var(--line); color: #777972; font-size: 12px; }
footer .wordmark { color: var(--ink); font-size: 18px; }
footer p { margin: 0; }
footer div { display: flex; gap: 17px; margin-left: auto; }

@media (max-width: 720px) {
  .site-header { height: 66px; padding: 0 21px; }
  nav a:not(.nav-download) { display: none; }
  .hero { padding: 90px 23px 55px; text-align: left; }
  h1 { margin-left: 0; font-size: clamp(46px, 13vw, 68px); }
  .hero-copy { margin-left: 0; font-size: 17px; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 18px; }
  .microcopy { max-width: 280px; }
  .room-preview { margin: 0 15px 95px; border-radius: 12px; }
  .preview-topbar { padding: 14px 16px; }
  .preview-time { display: none; }
  .preview-chat { padding: 22px 17px 17px; }
  .agent-status { gap: 13px; }
  .section { padding: 75px 23px; }
  .steps, .local, .download { grid-template-columns: 1fr; gap: 47px; }
  .local { padding-left: 23px; padding-right: 23px; }
  .download { padding-top: 85px; padding-bottom: 85px; }
  .download-card { padding: 25px; }
  footer { padding: 25px 22px; flex-wrap: wrap; }
  footer p { width: 100%; order: 3; }
  footer div { margin-left: auto; }
}