:root {
  --demo-bg: #070a14;
  --demo-panel: rgba(16, 21, 38, 0.84);
  --demo-line: rgba(232, 228, 220, 0.12);
  --demo-muted: rgba(232, 228, 220, 0.58);
  --demo-faint: rgba(232, 228, 220, 0.34);
  --demo-orange: #e07c3a;
  --demo-blue: #4eb8d4;
  --demo-green: #72d7a2;
}

html { scroll-behavior: smooth; }
body { background: var(--demo-bg); }
.agent-demo-page { cursor: auto; }
.agent-demo-page .btn-primary,
.agent-demo-page .btn-ghost,
.agent-demo-page .nav-cta { cursor: pointer; }
.agent-demo-main { overflow: hidden; }
.demo-hero {
  min-height: 72vh;
  display: grid;
  place-items: center;
  position: relative;
  padding: 150px 72px 88px;
  border-bottom: 1px solid var(--demo-line);
}
.demo-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 74% 25%, rgba(78,184,212,.13), transparent 32%),
    radial-gradient(circle at 22% 72%, rgba(224,124,58,.12), transparent 35%),
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: auto, auto, 48px 48px, 48px 48px;
  mask-image: linear-gradient(to bottom, #000 68%, transparent);
}
.demo-hero-inner { width: min(1180px, 100%); position: relative; z-index: 1; }
.demo-kicker, .demo-section-kicker {
  color: var(--demo-orange);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.demo-hero h1 {
  max-width: 920px;
  margin: 18px 0 24px;
  font-family: 'Instrument Serif', 'Cormorant Garamond', serif;
  font-size: clamp(58px, 8vw, 116px);
  font-weight: 400;
  letter-spacing: -.04em;
  line-height: .91;
}
.demo-hero h1 em { color: var(--demo-blue); font-weight: 400; }
.demo-hero-copy {
  max-width: 680px;
  color: var(--demo-muted);
  font-size: clamp(17px, 1.6vw, 21px);
  line-height: 1.65;
}
.demo-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.demo-email-access { max-width: 720px; margin-top: 24px; padding: 18px; border: 1px solid var(--demo-line); border-radius: 14px; background: rgba(10,14,28,.68); }
.demo-email-access > label { display: block; margin-bottom: 10px; color: var(--demo-faint); font-size: 10px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; }
.demo-email-access-row { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 10px; }
.demo-email-access-row .demo-button { white-space: nowrap; }
.demo-email-trap { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.demo-trust-row { display: flex; flex-wrap: wrap; gap: 18px 30px; margin-top: 44px; color: var(--demo-faint); font-size: 12px; }
.demo-trust-row span::before { content: '✓'; margin-right: 8px; color: var(--demo-green); }
.demo-section { width: min(1320px, calc(100% - 48px)); margin: 0 auto; padding: 96px 0; }
.demo-section-head { max-width: 720px; margin-bottom: 34px; }
.demo-section h2 {
  margin: 11px 0 14px;
  font-family: 'Instrument Serif', 'Cormorant Garamond', serif;
  font-size: clamp(38px, 5vw, 66px);
  font-weight: 400;
  letter-spacing: -.025em;
  line-height: 1;
}
.demo-section-head p { color: var(--demo-muted); line-height: 1.7; }
.demo-narrator {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  margin-bottom: 20px;
  padding: 26px 28px;
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(78,184,212,.28);
  border-radius: 18px;
  background:
    radial-gradient(circle at 90% 10%, rgba(78,184,212,.13), transparent 38%),
    linear-gradient(135deg, rgba(17,24,44,.96), rgba(10,14,28,.9));
  box-shadow: 0 22px 70px rgba(0,0,0,.24);
}
.demo-narrator::before {
  content: '';
  position: absolute;
  inset: 0 auto 0 0;
  width: 3px;
  background: var(--demo-blue);
  opacity: .8;
}
.demo-narrator[data-phase="running"] { border-color: rgba(224,124,58,.44); }
.demo-narrator[data-phase="running"]::before { background: var(--demo-orange); animation: demo-pulse 1.1s infinite; }
.demo-narrator[data-phase="complete"] { border-color: rgba(114,215,162,.36); }
.demo-narrator[data-phase="complete"]::before { background: var(--demo-green); }
.demo-narrator[data-phase="error"] { border-color: rgba(239,109,118,.42); }
.demo-narrator[data-phase="error"]::before { background: #ef6d76; }
.demo-narrator-copy { min-width: 0; }
.demo-narrator-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 18px; margin-bottom: 10px; }
.demo-narrator-meta span { color: var(--demo-orange); font-size: 10px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.demo-narrator-meta strong { color: var(--demo-faint); font: 10px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; font-weight: 500; }
.demo-narrator h3 { margin: 0; font-family: 'Instrument Serif', serif; font-size: clamp(28px, 3vw, 42px); font-weight: 400; line-height: 1.05; }
.demo-narrator p { max-width: 820px; margin: 11px 0 18px; color: var(--demo-muted); font-size: 14px; line-height: 1.65; }
.demo-narrator-progress { height: 3px; overflow: hidden; border-radius: 999px; background: rgba(255,255,255,.07); }
.demo-narrator-progress span { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--demo-orange), var(--demo-blue)); transition: width .45s ease; }
.demo-narrator-controls { display: flex; flex-direction: column; gap: 9px; min-width: 150px; }
.demo-narrator-controls .demo-button-secondary { width: 100%; }
.demo-console-grid { display: grid; grid-template-columns: minmax(0, .88fr) minmax(0, 1.12fr); gap: 20px; align-items: start; }
.demo-panel {
  background: var(--demo-panel);
  border: 1px solid var(--demo-line);
  border-radius: 18px;
  box-shadow: 0 22px 70px rgba(0,0,0,.28);
  backdrop-filter: blur(16px);
}
.demo-panel-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 20px; border-bottom: 1px solid var(--demo-line); }
.demo-panel-head h3 { margin: 0; font-size: 14px; font-weight: 600; }
.demo-status { display: inline-flex; align-items: center; gap: 7px; color: var(--demo-muted); font: 11px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace; }
.demo-status::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--demo-faint); }
.demo-status[data-state="ready"]::before { background: var(--demo-green); box-shadow: 0 0 0 4px rgba(114,215,162,.08); }
.demo-status[data-state="busy"]::before { background: var(--demo-orange); animation: demo-pulse 1s infinite; }
.demo-status[data-state="error"]::before { background: #ef6d76; }
@keyframes demo-pulse { 50% { opacity: .35; } }
.demo-panel-body { padding: 20px; }
.demo-notice { margin: 0 0 18px; color: var(--demo-muted); font-size: 13px; line-height: 1.6; }
.demo-form-row { display: grid; gap: 8px; margin-bottom: 16px; }
.demo-form-row label, .demo-label { color: var(--demo-faint); font-size: 10px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; }
.demo-field, .demo-select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--demo-line);
  border-radius: 9px;
  padding: 10px 12px;
  background: rgba(0,0,0,.2);
  color: #e8e4dc;
  font: 13px/1.4 'DM Sans', sans-serif;
  outline: none;
}
.demo-field:focus, .demo-select:focus { border-color: rgba(78,184,212,.65); box-shadow: 0 0 0 3px rgba(78,184,212,.08); }
.demo-turnstile { min-height: 0; margin: 4px 0 16px; overflow: hidden; }
.demo-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.demo-button, .demo-button-secondary, .demo-copy {
  border: 0;
  border-radius: 9px;
  cursor: pointer;
  font: 600 12px/1 'DM Sans', sans-serif;
  transition: transform .18s, background .18s, border-color .18s, opacity .18s;
}
.demo-button { min-height: 44px; padding: 0 17px; background: var(--demo-orange); color: #080a12; }
.demo-button:hover { transform: translateY(-1px); background: #ed8b49; }
.demo-button-secondary { min-height: 40px; padding: 0 14px; color: #e8e4dc; background: rgba(255,255,255,.045); border: 1px solid var(--demo-line); }
.demo-button-secondary:hover { border-color: rgba(78,184,212,.5); }
.demo-button:disabled, .demo-button-secondary:disabled { cursor: not-allowed; opacity: .4; transform: none; }
.demo-session { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--demo-line); }
.demo-session[hidden] { display: none; }
.demo-token-row { display: grid; grid-template-columns: 1fr auto auto; gap: 8px; margin: 8px 0 14px; }
.demo-token { min-width: 0; padding: 11px 12px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; border-radius: 8px; background: #050711; color: var(--demo-green); font: 12px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace; }
.demo-copy { width: 40px; min-height: 40px; color: var(--demo-muted); background: rgba(255,255,255,.045); border: 1px solid var(--demo-line); }
.demo-copy:hover { color: #fff; border-color: rgba(224,124,58,.55); }
.demo-meta-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 9px; }
.demo-meta { padding: 11px; border: 1px solid var(--demo-line); border-radius: 8px; }
.demo-meta span { display: block; margin-bottom: 5px; color: var(--demo-faint); font-size: 9px; text-transform: uppercase; letter-spacing: .1em; }
.demo-meta strong { display: block; overflow: hidden; text-overflow: ellipsis; color: rgba(232,228,220,.82); font: 11px/1.3 ui-monospace, SFMono-Regular, Menlo, monospace; }
.demo-progress-list { display: grid; gap: 7px; margin: 0; padding: 0; list-style: none; }
.demo-progress-item { display: grid; grid-template-columns: 24px 1fr auto; align-items: center; gap: 10px; padding: 10px 11px; border: 1px solid transparent; border-radius: 9px; color: var(--demo-muted); font-size: 12px; }
.demo-progress-item[data-state="active"] { border-color: rgba(78,184,212,.32); background: rgba(78,184,212,.06); color: #e8e4dc; }
.demo-progress-item[data-state="complete"] { color: rgba(232,228,220,.8); }
.demo-progress-number { display: grid; place-items: center; width: 23px; height: 23px; border-radius: 50%; background: rgba(255,255,255,.05); color: var(--demo-faint); font: 10px/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.demo-progress-item[data-state="complete"] .demo-progress-number { color: #07120e; background: var(--demo-green); }
.demo-progress-state { color: var(--demo-faint); font: 9px/1 ui-monospace, SFMono-Regular, Menlo, monospace; text-transform: uppercase; }
.demo-runbar { display: flex; gap: 10px; padding: 16px 20px; border-top: 1px solid var(--demo-line); }
.demo-runbar .demo-button { flex: 1; }
.demo-result-wrap { border-top: 1px solid var(--demo-line); }
.demo-result-tabs, .demo-code-tabs { display: flex; overflow-x: auto; gap: 2px; padding: 10px 12px 0; }
.demo-tab { padding: 8px 10px; border: 0; border-bottom: 2px solid transparent; color: var(--demo-faint); background: none; cursor: pointer; font: 11px/1 'DM Sans', sans-serif; white-space: nowrap; }
.demo-tab[aria-selected="true"] { color: #e8e4dc; border-bottom-color: var(--demo-orange); }
.demo-result { min-height: 260px; max-height: 430px; margin: 0; padding: 18px 20px; overflow: auto; white-space: pre-wrap; word-break: break-word; color: rgba(232,228,220,.73); background: rgba(3,5,12,.74); font: 11px/1.65 ui-monospace, SFMono-Regular, Menlo, monospace; }
.demo-result-empty { color: var(--demo-faint); }
.demo-evidence-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; padding: 12px; border-top: 1px solid var(--demo-line); }
.demo-evidence { min-width: 0; padding: 9px; border-radius: 8px; background: rgba(255,255,255,.025); }
.demo-evidence span { display: block; color: var(--demo-faint); font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.demo-evidence strong { display: block; margin-top: 5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: rgba(232,228,220,.72); font-size: 11px; }
.demo-code-shell { overflow: hidden; }
.demo-code-top { display: flex; align-items: center; justify-content: space-between; padding: 15px 17px 4px; }
.demo-code-top h3 { margin: 0; font-size: 14px; }
.demo-code { min-height: 300px; max-height: 510px; margin: 0; padding: 20px; overflow: auto; white-space: pre; color: #c9d6e7; background: #050711; font: 12px/1.65 ui-monospace, SFMono-Regular, Menlo, monospace; }
.demo-code .token-placeholder { color: var(--demo-green); }
.demo-instructions-link { color: var(--demo-blue); font-size: 12px; text-decoration: none; }
.demo-feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.demo-feature { padding: 24px; border: 1px solid var(--demo-line); border-radius: 14px; background: rgba(255,255,255,.022); }
.demo-feature-num { color: var(--demo-orange); font: 11px/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.demo-feature h3 { margin: 20px 0 9px; font-family: 'Instrument Serif', serif; font-size: 25px; font-weight: 400; }
.demo-feature p { margin: 0; color: var(--demo-muted); font-size: 13px; line-height: 1.65; }
.demo-claim-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 20px; }
.demo-claim-copy { padding: 28px; }
.demo-claim-copy h3 { margin: 0 0 10px; font-family: 'Instrument Serif', serif; font-size: 32px; font-weight: 400; }
.demo-claim-copy p { color: var(--demo-muted); line-height: 1.65; }
.demo-mode-options { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin: 18px 0; }
.demo-mode { position: relative; padding: 16px; border: 1px solid var(--demo-line); border-radius: 10px; cursor: pointer; }
.demo-mode:has(input:checked) { border-color: var(--demo-orange); background: rgba(224,124,58,.06); }
.demo-mode input { position: absolute; opacity: 0; }
.demo-mode strong { display: block; margin-bottom: 5px; font-size: 13px; }
.demo-mode span { color: var(--demo-muted); font-size: 11px; line-height: 1.5; }
.demo-message { min-height: 18px; margin: 12px 0 0; color: var(--demo-muted); font-size: 12px; }
.demo-message[data-kind="error"] { color: #ef858c; }
.demo-message[data-kind="success"] { color: var(--demo-green); }
.demo-noscript { margin: 90px auto 0; max-width: 700px; padding: 16px; border: 1px solid var(--demo-line); color: var(--demo-muted); }
@media (max-width: 920px) {
  .demo-hero { padding: 132px 24px 70px; }
  .demo-console-grid, .demo-claim-grid { grid-template-columns: 1fr; }
  .demo-narrator { grid-template-columns: 1fr; }
  .demo-narrator-controls { flex-direction: row; }
  .demo-feature-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .demo-section { width: min(100% - 28px, 1320px); padding: 70px 0; }
  .demo-hero h1 { font-size: 56px; }
  .demo-feature-grid, .demo-mode-options { grid-template-columns: 1fr; }
  .demo-panel-head { align-items: flex-start; }
  .demo-token-row { grid-template-columns: 1fr auto; }
  .demo-token-row .demo-copy:last-child { grid-column: 2; }
  .demo-meta-grid, .demo-evidence-row { grid-template-columns: 1fr; }
  .demo-runbar { flex-direction: column; }
  .demo-narrator { padding: 22px 20px; }
  .demo-narrator-controls { flex-direction: column; }
  .demo-email-access-row { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

/* Focused autoplay shell */
.agent-demo-page {
  min-height: 100vh;
  color: #e8e4dc;
  background:
    radial-gradient(circle at 72% 18%, rgba(78,184,212,.12), transparent 30rem),
    radial-gradient(circle at 18% 65%, rgba(224,124,58,.09), transparent 28rem),
    var(--demo-bg);
}
.demo-topbar {
  width: min(1120px, calc(100% - 48px));
  height: 72px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--demo-line);
}
.demo-wordmark {
  color: #e8e4dc;
  font-family: 'Instrument Serif', serif;
  font-size: 30px;
  line-height: 1;
  text-decoration: none;
}
.demo-wordmark span { color: var(--demo-orange); }
.demo-topbar-links { display: flex; align-items: center; gap: 22px; }
.demo-topbar-links a { color: var(--demo-muted); font-size: 12px; text-decoration: none; }
.demo-topbar-links a:hover { color: #fff; }
.demo-focus { width: min(1120px, calc(100% - 48px)); margin: 0 auto; }
.demo-intro { padding: 60px 0 34px; }
.demo-intro h1 {
  margin: 12px 0 16px;
  max-width: 780px;
  font-family: 'Instrument Serif', serif;
  font-size: clamp(48px, 7vw, 82px);
  font-weight: 400;
  letter-spacing: -.045em;
  line-height: .93;
}
.demo-intro h1 em { color: var(--demo-blue); font-weight: 400; }
.demo-intro > p { max-width: 680px; margin: 0; color: var(--demo-muted); font-size: 16px; line-height: 1.65; }
.demo-stage {
  overflow: hidden;
  border: 1px solid var(--demo-line);
  border-radius: 22px;
  background: rgba(10,14,27,.72);
  box-shadow: 0 40px 100px rgba(0,0,0,.32);
}
.demo-stage-status {
  min-height: 48px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid var(--demo-line);
  color: var(--demo-faint);
  font: 10px/1.2 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .04em;
}
.demo-narrator {
  margin: 0;
  padding: clamp(26px, 4vw, 48px);
  border: 0;
  border-radius: 0;
  background: radial-gradient(circle at 90% 0, rgba(78,184,212,.13), transparent 38%);
  box-shadow: none;
}
.demo-narrator h2 {
  max-width: 800px;
  margin: 0;
  font-family: 'Instrument Serif', serif;
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: 400;
  letter-spacing: -.025em;
  line-height: 1.02;
}
.demo-narrator p { max-width: 760px; font-size: 15px; }
.demo-narrator-controls { min-width: 126px; }
.demo-inspector { border-top: 1px solid var(--demo-line); }
.demo-inspector summary {
  padding: 15px 20px;
  cursor: pointer;
  color: var(--demo-muted);
  font-size: 12px;
  list-style-position: inside;
}
.demo-inspector summary:hover { color: #fff; }
.demo-inspector[open] summary { border-bottom: 1px solid var(--demo-line); }
.demo-inspector .demo-result { min-height: 180px; max-height: 320px; }
.demo-handoff {
  margin: 52px 0 20px;
  padding: 28px 0 42px;
  display: grid;
  grid-template-columns: minmax(220px, .9fr) minmax(360px, 1.1fr);
  gap: 18px 42px;
  align-items: end;
  border-bottom: 1px solid var(--demo-line);
}
.demo-handoff h2 { margin: 8px 0 0; font-family: 'Instrument Serif', serif; font-size: 34px; font-weight: 400; line-height: 1.05; }
.demo-handoff .demo-email-access {
  max-width: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  border: 0;
  border-radius: 0;
  background: none;
}
.demo-agent-link { grid-column: 2; color: var(--demo-blue); font-size: 12px; text-decoration: none; }
.demo-footer { padding: 16px 0 34px; color: var(--demo-faint); font-size: 11px; text-align: center; }
.demo-email-trap { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.demo-runtime[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

@media (max-width: 720px) {
  .demo-topbar, .demo-focus { width: min(100% - 28px, 1120px); }
  .demo-topbar { height: 62px; }
  .demo-topbar-links a:last-child { display: none; }
  .demo-intro { padding: 42px 0 26px; }
  .demo-intro h1 { font-size: 51px; }
  .demo-stage-status { align-items: flex-start; flex-direction: column; justify-content: center; gap: 5px; padding-block: 10px; }
  .demo-narrator { grid-template-columns: 1fr; }
  .demo-narrator-controls { flex-direction: row; }
  .demo-handoff { grid-template-columns: 1fr; margin-top: 38px; }
  .demo-handoff .demo-email-access { grid-template-columns: 1fr; }
  .demo-agent-link { grid-column: 1; }
  .demo-evidence-row { grid-template-columns: 1fr; }
}