// agent-detail.jsx — Shared agent page template (consumes window.ECHO_AGENTS[window.AGENT_ID])
const { useState, useEffect, useRef } = React;

// ── Logo ─────────────────────────────────────────────────────────
function LogoMark({ size = 26 }) {
  // Brand mark — uses the canonical Echo logo image asset.
  return (
    <img
      src="../img/echo-logo.jpeg"
      alt="Echo"
      width={size}
      height={size}
      style={{ display: 'block', borderRadius: 4, objectFit: 'contain' }}
    />
  );
}

// ── Solutions dropdown ────────────────────────────────────────────
function SolutionsDropdownDetail() {
  const [open, setOpen] = useState(false);
  const ref = useRef(null);
  useEffect(() => {
    const close = e => { if (ref.current && !ref.current.contains(e.target)) setOpen(false); };
    document.addEventListener('mousedown', close);
    return () => document.removeEventListener('mousedown', close);
  }, []);
  const items = [
    { label: 'Oracle ERP',          sub: 'Fusion · NetSuite · JD Edwards', href: '/erp' },
    { label: 'Freight & Logistics', sub: 'Carriers · Brokers · 3PLs',       href: '/freight' },
    { label: 'Regenerative Health', sub: 'SUD · Behavioral · Clinics',      href: '/health' },
  ];
  return (
    <div ref={ref} style={{ position: 'relative' }}>
      <button onClick={() => setOpen(o => !o)} style={{ background: 'none', border: 'none', cursor: 'pointer', padding: 0, fontFamily: 'var(--ff-mono)', fontSize: 11, letterSpacing: '0.08em', color: 'var(--muted)', textTransform: 'uppercase', transition: 'color 0.2s', fontWeight: 500, display: 'flex', alignItems: 'center', gap: 5 }}
        onMouseEnter={e => e.currentTarget.style.color = 'var(--ink)'}
        onMouseLeave={e => { if (!open) e.currentTarget.style.color = 'var(--muted)'; }}
      >
        Solutions
        <svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round" style={{ transform: open ? 'rotate(180deg)' : 'none', transition: 'transform 0.2s' }}><path d="M6 9l6 6 6-6"/></svg>
      </button>
      {open && (
        <div style={{ position: 'absolute', top: 'calc(100% + 14px)', left: '50%', transform: 'translateX(-50%)', background: 'var(--bg)', border: '1px solid var(--hairline)', borderRadius: 12, padding: '8px', minWidth: 240, boxShadow: '0 20px 60px rgba(0,0,0,0.22)', zIndex: 200 }}>
          {items.map(item => (
            <a key={item.href} href={item.href} onClick={() => setOpen(false)} style={{ display: 'flex', flexDirection: 'column', gap: 2, padding: '11px 14px', borderRadius: 8, textDecoration: 'none', color: 'inherit', transition: 'background 0.15s' }}
              onMouseEnter={e => e.currentTarget.style.background = 'var(--surface)'}
              onMouseLeave={e => e.currentTarget.style.background = 'transparent'}
            >
              <span style={{ fontFamily: 'var(--ff-mono)', fontSize: 11, fontWeight: 600, color: 'var(--ink)', letterSpacing: '0.04em' }}>{item.label}</span>
              <span style={{ fontSize: 11, color: 'var(--muted)' }}>{item.sub}</span>
            </a>
          ))}
        </div>
      )}
    </div>
  );
}

// ── Nav ──────────────────────────────────────────────────────────
function Nav({ theme, setTheme, scrolled }) {
  const links = [
    { label: 'Agents',       href: '../index.html#agents' },
    { label: 'How It Works', href: '../index.html#how-it-works' },
  ];
  return (
    <nav style={{
      position: 'fixed', top: 0, left: 0, right: 0, zIndex: 100,
      background: scrolled ? (theme === 'dark' ? '#0A1612' : '#F4F0E8') : 'transparent',
      borderBottom: scrolled ? '1px solid var(--hairline)' : '1px solid transparent',
      transition: 'all 0.4s cubic-bezier(0.4,0,0.2,1)',
    }}>
      <div style={{ maxWidth: 1160, margin: '0 auto', padding: '0 40px', height: 60, display: 'flex', alignItems: 'center', gap: 40 }}>
        <a href="/" style={{ display: 'flex', alignItems: 'center', gap: 8, flexShrink: 0 }}>
          <LogoMark size={26} />
          <span style={{ fontFamily: 'var(--ff-mono)', fontSize: 13, fontWeight: 500, letterSpacing: '0.06em', color: 'var(--ink)' }}>Echo</span>
        </a>
        <div className="nav-links" style={{ flex: 1, display: 'flex', gap: 28, alignItems: 'center' }}>
          <SolutionsDropdownDetail />
          {links.map(l => (
            <a key={l.label} href={l.href} style={{ fontFamily: 'var(--ff-mono)', fontSize: 11, letterSpacing: '0.08em', color: 'var(--muted)', textTransform: 'uppercase', transition: 'color 0.2s' }}
              onMouseEnter={e => e.target.style.color = 'var(--ink)'}
              onMouseLeave={e => e.target.style.color = 'var(--muted)'}
            >{l.label}</a>
          ))}
        </div>
        <div style={{ display: 'flex', alignItems: 'center', gap: 14 }}>
          <button onClick={() => setTheme(t => t === 'light' ? 'dark' : 'light')}
            style={{ background: 'none', border: 'none', cursor: 'pointer', color: 'var(--muted)', padding: 6, borderRadius: 6, display: 'flex', transition: 'color 0.2s, background 0.2s' }}
            onMouseEnter={e => { e.currentTarget.style.color = 'var(--ink)'; e.currentTarget.style.background = 'var(--surface)'; }}
            onMouseLeave={e => { e.currentTarget.style.color = 'var(--muted)'; e.currentTarget.style.background = 'transparent'; }}
          >
            {theme === 'light'
              ? <svg width="15" height="15" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="1.8" strokeLinecap="round"><path d="M21 12.79A9 9 0 1 1 11.21 3 7 7 0 0 0 21 12.79z"/></svg>
              : <svg width="15" height="15" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="1.8" strokeLinecap="round"><circle cx="12" cy="12" r="5"/><path d="M12 1v2M12 21v2M4.22 4.22l1.42 1.42M18.36 18.36l1.42 1.42M1 12h2M21 12h2M4.22 19.78l1.42-1.42M18.36 5.64l1.42-1.42"/></svg>
            }
          </button>
          <a href="#book" data-open-book-call className="echo-cta echo-cta--primary echo-cta--nav">
            <span className="echo-cta__dot" />
            <span className="echo-cta__label">Get a demo</span>
            <svg className="echo-cta__arrow" width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round"><path d="M5 12h14M12 5l7 7-7 7"/></svg>
          </a>
        </div>
      </div>
    </nav>
  );
}

// ── Hero ─────────────────────────────────────────────────────────
function AgentHero({ agent }) {
  const accent = agent.accent || 'var(--accent)';
  return (
    <section className="plate-section agent-hero-section" style={{ paddingTop: 100, paddingBottom: 40, position: 'relative', overflow: 'hidden' }}>
      <div className="glass-plate glass-plate--rounded" style={{ maxWidth: 1240, margin: '0 auto', padding: '64px 56px', position: 'relative', overflow: 'hidden' }}>
      <div style={{ position: 'absolute', inset: 0, pointerEvents: 'none', background: `radial-gradient(ellipse 50% 50% at 30% 30%, ${accent}22 0%, transparent 70%)` }} />
      <div style={{ position: 'relative' }}>
        {/* Breadcrumb */}
        <div style={{ animation: 'heroUp 0.6s cubic-bezier(0,0,0.2,1) both', marginBottom: 40, display: 'flex', alignItems: 'center', gap: 10 }}>
          <a href="../index.html#agents" style={{ display: 'inline-flex', alignItems: 'center', gap: 8, fontFamily: 'var(--ff-mono)', fontSize: 11, letterSpacing: '0.08em', color: 'var(--muted)', textTransform: 'uppercase', transition: 'color 0.2s' }}
            onMouseEnter={e => e.currentTarget.style.color = 'var(--ink)'}
            onMouseLeave={e => e.currentTarget.style.color = 'var(--muted)'}
          >
            <svg width="11" height="11" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round"><path d="M19 12H5M12 19l-7-7 7-7"/></svg>
            All agents
          </a>
        </div>

        <div className="agent-hero-grid" style={{ display: 'grid', gridTemplateColumns: '1.6fr 1fr', gap: 80, alignItems: 'end' }}>
          <div style={{ animation: 'heroUp 0.7s cubic-bezier(0,0,0.2,1) both', animationDelay: '0.08s' }}>
            <div style={{ display: 'inline-flex', alignItems: 'center', gap: 8, fontFamily: 'var(--ff-mono)', fontSize: 11, letterSpacing: '0.14em', color: accent, textTransform: 'uppercase', marginBottom: 18 }}>
              <span style={{ width: 6, height: 6, borderRadius: '50%', background: accent, boxShadow: `0 0 8px ${accent}88` }} />
              {agent.domain}
            </div>
            <h1 style={{ fontFamily: 'var(--ff-display)', fontSize: 'clamp(64px, 9vw, 128px)', fontWeight: 400, letterSpacing: '-0.04em', lineHeight: 0.92, color: 'var(--ink)', marginBottom: 20 }}>
              {agent.name}
            </h1>
            {agent.personality && (
              <p style={{ fontFamily: 'var(--ff-display)', fontSize: 'clamp(18px, 1.8vw, 22px)', fontWeight: 300, fontStyle: 'italic', color: accent, lineHeight: 1.4, letterSpacing: '-0.01em', maxWidth: 560, marginBottom: 18, opacity: 0.9 }}>
                {agent.personality}
              </p>
            )}
            <p style={{ fontFamily: 'var(--ff-display)', fontSize: 'clamp(18px, 1.8vw, 22px)', fontWeight: 400, color: 'var(--ink)', lineHeight: 1.45, letterSpacing: '-0.005em', maxWidth: 580 }}>
              {agent.tagline}
            </p>
          </div>

          <div style={{ animation: 'heroUp 0.7s cubic-bezier(0,0,0.2,1) both', animationDelay: '0.18s', display: 'flex', flexDirection: 'column', gap: 14, paddingBottom: 6 }}>
            <div style={{ background: 'var(--surface)', border: '1px solid var(--hairline)', borderLeft: `2px solid ${accent}`, borderRadius: 12, padding: 22 }}>
              <div style={{ fontFamily: 'var(--ff-mono)', fontSize: 10, letterSpacing: '0.1em', color: 'var(--muted)', textTransform: 'uppercase', marginBottom: 8 }}>Channel</div>
              <div style={{ fontFamily: 'var(--ff-display)', fontSize: 22, fontWeight: 400, letterSpacing: '-0.01em', color: 'var(--ink)', marginBottom: 4 }}>{agent.channel}</div>
              <div style={{ fontSize: 12, color: 'var(--muted)', lineHeight: 1.5 }}>{agent.channelSub}</div>
            </div>
            <div style={{ background: 'var(--surface)', border: '1px solid var(--hairline)', borderLeft: `2px solid ${accent}`, borderRadius: 12, padding: 22, display: 'flex', alignItems: 'flex-start', gap: 12 }}>
              <svg width="16" height="16" viewBox="0 0 24 24" fill="none" stroke={accent} strokeWidth="2.4" strokeLinecap="round" strokeLinejoin="round" style={{ flexShrink: 0, marginTop: 2 }}><polyline points="20 6 9 17 4 12"/></svg>
              <div>
                <div style={{ fontFamily: 'var(--ff-mono)', fontSize: 10, letterSpacing: '0.1em', color: 'var(--muted)', textTransform: 'uppercase', marginBottom: 6 }}>Outcome</div>
                <div style={{ fontSize: 14, color: 'var(--ink)', fontWeight: 500, lineHeight: 1.5 }}>{agent.outcome}</div>
              </div>
            </div>
          </div>
        </div>
      </div>
      </div>
    </section>
  );
}

// ── Overview + Metrics ───────────────────────────────────────────
function AgentOverview({ agent }) {
  return (
    <section className="plate-section" style={{ padding: '40px 0' }}>
      <div className="glass-plate glass-plate--rounded" style={{ maxWidth: 1240, margin: '0 auto', padding: '72px 56px' }}>
        <div className="agent-overview-grid" style={{ display: 'grid', gridTemplateColumns: '1fr 1.3fr', gap: 80, alignItems: 'start' }}>
          <div>
            <div style={{ fontFamily: 'var(--ff-mono)', fontSize: 11, letterSpacing: '0.12em', color: 'var(--muted)', textTransform: 'uppercase', marginBottom: 18 }}>What {agent.name} does</div>
            <h2 style={{ fontFamily: 'var(--ff-display)', fontSize: 'clamp(28px, 3vw, 40px)', fontWeight: 400, letterSpacing: '-0.025em', lineHeight: 1.1, color: 'var(--ink)' }}>
              The work, <em style={{ fontStyle: 'italic', fontWeight: 300, color: 'var(--muted)' }}>handled.</em>
            </h2>
          </div>
          <div>
            <p style={{ fontSize: 17, color: 'var(--ink)', lineHeight: 1.65, marginBottom: 36, fontWeight: 400 }}>{agent.description}</p>
            <div className="agent-metrics" style={{ display: 'grid', gridTemplateColumns: 'repeat(3, 1fr)', gap: 14 }}>
              {agent.metrics.map((m, i) => (
                <div key={i} style={{ background: 'var(--bg)', border: '1px solid var(--hairline)', borderRadius: 10, padding: '20px 18px' }}>
                  <div style={{ fontFamily: 'var(--ff-display)', fontSize: 32, fontWeight: 400, letterSpacing: '-0.025em', color: 'var(--ink)', lineHeight: 1, marginBottom: 8 }}>{m.value}</div>
                  <div style={{ fontSize: 11, color: 'var(--muted)', lineHeight: 1.45 }}>{m.label}</div>
                </div>
              ))}
            </div>
          </div>
        </div>
      </div>
    </section>
  );
}

// ── Capabilities ─────────────────────────────────────────────────
function AgentCapabilities({ agent }) {
  const accent = agent.accent || 'var(--accent)';
  return (
    <section className="plate-section" style={{ padding: '40px 0' }}>
      <div className="glass-plate glass-plate--rounded" style={{ maxWidth: 1240, margin: '0 auto', padding: '72px 56px' }}>
        <div style={{ marginBottom: 56, maxWidth: 600 }}>
          <div style={{ fontFamily: 'var(--ff-mono)', fontSize: 11, letterSpacing: '0.12em', color: 'var(--muted)', textTransform: 'uppercase', marginBottom: 18 }}>Capabilities</div>
          <h2 style={{ fontFamily: 'var(--ff-display)', fontSize: 'clamp(32px, 3.6vw, 50px)', fontWeight: 400, letterSpacing: '-0.025em', lineHeight: 1.05, color: 'var(--ink)' }}>
            What {agent.name} ships<br /><em style={{ fontStyle: 'italic', fontWeight: 300, color: 'var(--muted)' }}>out of the box.</em>
          </h2>
        </div>
        <div className="agent-cap-grid" style={{ display: 'grid', gridTemplateColumns: 'repeat(2, 1fr)', borderTop: '1px solid var(--hairline)', borderLeft: '1px solid var(--hairline)' }}>
          {agent.capabilities.map((cap, i) => (
            <div key={i} style={{
              padding: '36px 32px', borderRight: '1px solid var(--hairline)', borderBottom: '1px solid var(--hairline)',
              transition: 'background 0.25s',
            }}
              onMouseEnter={e => e.currentTarget.style.background = 'var(--surface)'}
              onMouseLeave={e => e.currentTarget.style.background = 'transparent'}
            >
              <div style={{ display: 'flex', alignItems: 'center', gap: 12, marginBottom: 16 }}>
                <span style={{ fontFamily: 'var(--ff-mono)', fontSize: 11, color: accent, letterSpacing: '0.08em', fontWeight: 600 }}>{String(i + 1).padStart(2, '0')}</span>
                <span style={{ flex: 1, height: 1, background: 'var(--hairline)' }} />
              </div>
              <h3 style={{ fontFamily: 'var(--ff-display)', fontSize: 24, fontWeight: 400, letterSpacing: '-0.015em', color: 'var(--ink)', marginBottom: 10 }}>{cap.title}</h3>
              <p style={{ fontSize: 14, color: 'var(--muted)', lineHeight: 1.65 }}>{cap.body}</p>
            </div>
          ))}
        </div>
      </div>
    </section>
  );
}

// ── Workflow ─────────────────────────────────────────────────────
function AgentWorkflow({ agent }) {
  const accent = agent.accent || 'var(--accent)';
  return (
    <section className="plate-section" style={{ padding: '40px 0' }}>
      <div className="glass-plate glass-plate--rounded" style={{ maxWidth: 1240, margin: '0 auto', padding: '72px 56px' }}>
        <div style={{ marginBottom: 56, maxWidth: 600 }}>
          <div style={{ fontFamily: 'var(--ff-mono)', fontSize: 11, letterSpacing: '0.12em', color: 'var(--muted)', textTransform: 'uppercase', marginBottom: 18 }}>How it runs</div>
          <h2 style={{ fontFamily: 'var(--ff-display)', fontSize: 'clamp(32px, 3.6vw, 50px)', fontWeight: 400, letterSpacing: '-0.025em', lineHeight: 1.05, color: 'var(--ink)' }}>
            One workflow,<br /><em style={{ fontStyle: 'italic', fontWeight: 300, color: 'var(--muted)' }}>start to finish.</em>
          </h2>
        </div>
        <div className="agent-workflow-grid" style={{ display: 'grid', gridTemplateColumns: 'repeat(4, 1fr)', gap: 0, position: 'relative' }}>
          {agent.workflow.map((w, i) => (
            <div key={i} style={{ position: 'relative', paddingRight: i < 3 ? 24 : 0 }}>
              <div style={{ background: 'var(--bg)', border: '1px solid var(--hairline)', borderRadius: 12, padding: '28px 22px', minHeight: 168, display: 'flex', flexDirection: 'column', gap: 14 }}>
                <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between' }}>
                  <span style={{ fontFamily: 'var(--ff-mono)', fontSize: 11, letterSpacing: '0.1em', color: accent, fontWeight: 600 }}>STEP {String(i + 1).padStart(2, '0')}</span>
                  {i < 3 && (
                    <svg data-workflow-arrow width="18" height="18" viewBox="0 0 24 24" fill="none" stroke={accent} strokeWidth="1.8" strokeLinecap="round" style={{ opacity: 0.55 }}><path d="M5 12h14M12 5l7 7-7 7"/></svg>
                  )}
                </div>
                <h4 style={{ fontFamily: 'var(--ff-display)', fontSize: 20, fontWeight: 400, letterSpacing: '-0.01em', color: 'var(--ink)', lineHeight: 1.2 }}>{w.step}</h4>
                <p style={{ fontFamily: 'var(--ff-mono)', fontSize: 11, color: 'var(--muted)', lineHeight: 1.55, letterSpacing: '0.02em', marginTop: 'auto' }}>{w.detail}</p>
              </div>
            </div>
          ))}
        </div>
      </div>
    </section>
  );
}

// ── Integrations ─────────────────────────────────────────────────
function AgentIntegrations({ agent }) {
  const accent = agent.accent || 'var(--accent)';
  return (
    <section className="plate-section" style={{ padding: '40px 0' }}>
      <div className="glass-plate glass-plate--rounded" style={{ maxWidth: 1240, margin: '0 auto', padding: '72px 56px' }}>
        <div className="agent-integrations-grid" style={{ display: 'grid', gridTemplateColumns: '1fr 1.4fr', gap: 80, alignItems: 'start' }}>
          <div>
            <div style={{ fontFamily: 'var(--ff-mono)', fontSize: 11, letterSpacing: '0.12em', color: 'var(--muted)', textTransform: 'uppercase', marginBottom: 18 }}>Integrations</div>
            <h2 style={{ fontFamily: 'var(--ff-display)', fontSize: 'clamp(32px, 3.6vw, 50px)', fontWeight: 400, letterSpacing: '-0.025em', lineHeight: 1.1, color: 'var(--ink)', marginBottom: 24 }}>
              Plugs into <em style={{ fontStyle: 'italic', fontWeight: 300, color: 'var(--muted)' }}>your stack.</em>
            </h2>
            <p style={{ fontSize: 14, color: 'var(--muted)', lineHeight: 1.7, maxWidth: 360 }}>
              Read-write access inside your tenant. No data egress. Your systems, your audit trail.
            </p>
          </div>
          <div>
            <div style={{ display: 'grid', gridTemplateColumns: 'repeat(2, 1fr)', gap: 0, border: '1px solid var(--hairline)', borderRadius: 12, overflow: 'hidden', marginBottom: 28 }}>
              {agent.integrations.map((name, i) => (
                <div key={i} style={{
                  padding: '22px 24px',
                  borderRight: i % 2 === 0 ? '1px solid var(--hairline)' : 'none',
                  borderBottom: i < agent.integrations.length - 2 ? '1px solid var(--hairline)' : 'none',
                  display: 'flex', alignItems: 'center', gap: 12,
                }}>
                  <div style={{ width: 8, height: 8, borderRadius: '50%', background: accent, flexShrink: 0, boxShadow: `0 0 8px ${accent}66` }} />
                  <span style={{ fontSize: 13, color: 'var(--ink)', fontWeight: 500 }}>{name}</span>
                </div>
              ))}
            </div>
            <div style={{ borderTop: '1px solid var(--hairline)', paddingTop: 24 }}>
              <div style={{ fontFamily: 'var(--ff-mono)', fontSize: 10, letterSpacing: '0.1em', color: 'var(--muted)', textTransform: 'uppercase', marginBottom: 12 }}>Escalation triggers</div>
              <p style={{ fontSize: 13, color: 'var(--ink)', lineHeight: 1.7 }}>{agent.escalations}</p>
            </div>
          </div>
        </div>
      </div>
    </section>
  );
}

// ── Other agents ─────────────────────────────────────────────────
function OtherAgents({ currentId }) {
  const order = window.ECHO_AGENT_ORDER;
  const others = order.filter(id => id !== currentId).map(id => window.ECHO_AGENTS[id]);
  return (
    <section className="plate-section" style={{ padding: '40px 0' }}>
      <div className="glass-plate glass-plate--rounded" style={{ maxWidth: 1240, margin: '0 auto', padding: '72px 56px' }}>
        <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'flex-end', marginBottom: 48 }}>
          <div>
            <div style={{ fontFamily: 'var(--ff-mono)', fontSize: 11, letterSpacing: '0.12em', color: 'var(--muted)', textTransform: 'uppercase', marginBottom: 18 }}>The rest of the team</div>
            <h2 style={{ fontFamily: 'var(--ff-display)', fontSize: 'clamp(30px, 3.5vw, 46px)', fontWeight: 400, letterSpacing: '-0.025em', lineHeight: 1.05, color: 'var(--ink)' }}>
              Three more agents,<br /><em style={{ fontStyle: 'italic', fontWeight: 300, color: 'var(--muted)' }}>all on the same stack.</em>
            </h2>
          </div>
          <a href="../index.html#agents" style={{ fontFamily: 'var(--ff-mono)', fontSize: 11, letterSpacing: '0.08em', color: 'var(--muted)', display: 'flex', alignItems: 'center', gap: 7, borderBottom: '1px solid var(--hairline)', paddingBottom: 2, textTransform: 'uppercase', transition: 'all 0.2s' }}
            onMouseEnter={e => { e.currentTarget.style.color = 'var(--ink)'; e.currentTarget.style.borderColor = 'var(--ink)'; }}
            onMouseLeave={e => { e.currentTarget.style.color = 'var(--muted)'; e.currentTarget.style.borderColor = 'var(--hairline)'; }}
          >
            All agents
            <svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round"><path d="M5 12h14M12 5l7 7-7 7"/></svg>
          </a>
        </div>
        <div className="agent-others-grid" style={{ display: 'grid', gridTemplateColumns: 'repeat(3, 1fr)', gap: 14 }}>
          {others.map(a => <OtherAgentCard key={a.id} agent={a} />)}
        </div>
      </div>
    </section>
  );
}

function OtherAgentCard({ agent }) {
  const [hovered, setHovered] = useState(false);
  const accent = agent.accent || 'var(--accent)';
  return (
    <a href={`${agent.id}.html`}
      onMouseEnter={() => setHovered(true)} onMouseLeave={() => setHovered(false)}
      style={{
        background: 'var(--bg)',
        border: `1px solid ${hovered ? accent : 'var(--hairline)'}`,
        borderLeft: `3px solid ${hovered ? accent : 'var(--hairline)'}`,
        borderRadius: 12, padding: '28px 24px', display: 'flex', flexDirection: 'column', gap: 16,
        cursor: 'pointer', transform: hovered ? 'translateY(-3px)' : 'none',
        boxShadow: hovered ? `0 12px 40px ${accent}33` : 'none',
        transition: 'all 0.28s cubic-bezier(0.4,0,0.2,1)', textDecoration: 'none',
      }}>
      <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'flex-start' }}>
        <span style={{ display: 'inline-flex', alignItems: 'center', gap: 7, fontFamily: 'var(--ff-mono)', fontSize: 10, letterSpacing: '0.1em', color: hovered ? accent : 'var(--muted)' }}>
          <span style={{ width: 6, height: 6, borderRadius: '50%', background: accent, opacity: hovered ? 1 : 0.55, transition: 'opacity 0.25s' }} />
          {agent.domain.toUpperCase()}
        </span>
        <svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke={hovered ? accent : 'var(--muted)'} strokeWidth="2" strokeLinecap="round" style={{ transition: 'all 0.28s', transform: hovered ? 'translate(2px, -2px)' : 'none' }}><path d="M7 17L17 7M7 7h10v10"/></svg>
      </div>
      <div>
        <div style={{ fontFamily: 'var(--ff-display)', fontSize: 34, fontWeight: 400, letterSpacing: '-0.02em', lineHeight: 1, marginBottom: 4 }}>{agent.name}</div>
        <div style={{ fontFamily: 'var(--ff-mono)', fontSize: 10, letterSpacing: '0.08em', color: accent, textTransform: 'uppercase' }}>{agent.channel}</div>
      </div>
      <p style={{ fontSize: 13, color: 'var(--muted)', lineHeight: 1.6 }}>{agent.tagline}</p>
    </a>
  );
}

// ── CTA ──────────────────────────────────────────────────────────
function AgentCTA({ agent }) {
  const accent = agent.accent || 'var(--accent)';
  return (
    <section className="plate-section" style={{ padding: '40px 0' }}>
      <div className="glass-plate glass-plate--rounded" style={{ maxWidth: 880, margin: '0 auto', padding: '64px 56px', textAlign: 'center', position: 'relative', overflow: 'hidden' }}>
        <div style={{ position: 'absolute', inset: 0, pointerEvents: 'none', background: `radial-gradient(ellipse 70% 80% at 50% 100%, ${accent}1f 0%, transparent 65%)` }} />
        <div style={{ position: 'relative' }}>
          <h2 style={{ fontFamily: 'var(--ff-display)', fontSize: 'clamp(36px, 4.6vw, 60px)', fontWeight: 400, letterSpacing: '-0.03em', lineHeight: 1.0, color: 'var(--ink)', marginBottom: 20 }}>
            See {agent.name} <em style={{ fontStyle: 'italic', fontWeight: 300, color: 'var(--muted)' }}>at work.</em>
          </h2>
          <p style={{ fontSize: 16, color: 'var(--muted)', lineHeight: 1.65, marginBottom: 36, maxWidth: 480, margin: '0 auto 36px' }}>
            A 30-minute walkthrough on your TruckMate data. No slides, no sales theater.
          </p>
          <div style={{ display: 'flex', gap: 14, justifyContent: 'center', flexWrap: 'wrap' }}>
            <a href="#book" data-open-book-call className="echo-cta echo-cta--primary" style={{
              display: 'inline-flex', alignItems: 'center', gap: 12,
              background: 'linear-gradient(180deg, #3B82F6 0%, #2563EB 100%)',
              color: '#F4F0E8',
              padding: '16px 26px',
              borderRadius: 10,
              fontFamily: 'var(--ff-mono)', fontSize: 12, letterSpacing: '0.12em', textTransform: 'uppercase',
              fontWeight: 600,
              transition: 'all 0.3s var(--ease-out)',
              boxShadow: '0 14px 40px rgba(37,99,235,0.5), inset 0 1px 0 rgba(255,255,255,0.22)',
              border: '1px solid rgba(96,165,250,0.55)',
            }}
              onMouseEnter={e => { e.currentTarget.style.background = 'linear-gradient(180deg, #60A5FA 0%, #3B82F6 100%)'; e.currentTarget.style.transform = 'translateY(-2px)'; e.currentTarget.style.boxShadow = '0 18px 48px rgba(37,99,235,0.65), inset 0 1px 0 rgba(255,255,255,0.3)'; e.currentTarget.querySelector('.ar').style.transform = 'translateX(4px)'; }}
              onMouseLeave={e => { e.currentTarget.style.background = 'linear-gradient(180deg, #3B82F6 0%, #2563EB 100%)'; e.currentTarget.style.transform = 'translateY(0)'; e.currentTarget.style.boxShadow = '0 14px 40px rgba(37,99,235,0.5), inset 0 1px 0 rgba(255,255,255,0.22)'; e.currentTarget.querySelector('.ar').style.transform = 'translateX(0)'; }}
            >
              <span style={{ width: 7, height: 7, borderRadius: '50%', background: '#7DC9A8', boxShadow: '0 0 10px rgba(125,201,168,0.9)' }}></span>
              Get a demo
              <svg className="ar" width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round" style={{ transition: 'transform 0.3s var(--ease-out)' }}><path d="M5 12h14M12 5l7 7-7 7"/></svg>
            </a>
            <a href="../index.html#agents" className="echo-cta echo-cta--ghost" style={{
              display: 'inline-flex', alignItems: 'center', gap: 10,
              padding: '15px 22px',
              border: '1px solid var(--hairline)',
              borderRadius: 10,
              fontFamily: 'var(--ff-mono)', fontSize: 12,
              letterSpacing: '0.12em',
              textTransform: 'uppercase',
              fontWeight: 500,
              color: 'var(--ink)',
              background: 'transparent',
              transition: 'all 0.3s var(--ease-out)',
            }}
              onMouseEnter={e => { e.currentTarget.style.borderColor = accent; e.currentTarget.style.color = accent; }}
              onMouseLeave={e => { e.currentTarget.style.borderColor = 'var(--hairline)'; e.currentTarget.style.color = 'var(--ink)'; }}
            >
              Meet the others
              <svg width="11" height="11" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round"><path d="M5 12h14M12 5l7 7-7 7"/></svg>
            </a>
          </div>
        </div>
      </div>
    </section>
  );
}

// ── Footer ───────────────────────────────────────────────────────
function AgentFooter() {
  return (
    <footer className="plate-section" style={{ padding: '40px 0 60px' }}>
      <div className="glass-plate glass-plate--rounded" style={{ maxWidth: 1240, margin: '0 auto', padding: '48px 56px 32px' }}>
        <div style={{ display: 'flex', justifyContent: 'space-between', alignItems: 'flex-end', gap: 32, flexWrap: 'wrap', marginBottom: 32 }}>
          <div>
            <div style={{ display: 'flex', alignItems: 'center', gap: 8, marginBottom: 14 }}>
              <LogoMark size={26} />
              <span style={{ fontFamily: 'var(--ff-mono)', fontSize: 13, fontWeight: 500, letterSpacing: '0.05em' }}>Echo</span>
            </div>
            <p style={{ fontFamily: 'var(--ff-display)', fontSize: 16, color: 'var(--ink)', lineHeight: 1.5, maxWidth: 320, fontWeight: 400, letterSpacing: '-0.01em' }}>
              AI agents for carriers.<br/>
              <span style={{ color: 'var(--muted)', fontStyle: 'italic', fontWeight: 300 }}>Built on your stack. Owned by you.</span>
            </p>
          </div>
          <a href="#book" data-open-book-call className="echo-cta echo-cta--primary echo-cta--sm" style={{
            fontFamily: 'var(--ff-mono)', fontSize: 11, letterSpacing: '0.12em', textTransform: 'uppercase',
            color: '#F4F0E8',
            background: 'linear-gradient(180deg, #3B82F6 0%, #2563EB 100%)',
            padding: '10px 18px', borderRadius: 8,
            display: 'inline-flex', alignItems: 'center', gap: 8,
            fontWeight: 600,
            boxShadow: '0 4px 14px rgba(37,99,235,0.3)',
            border: '1px solid rgba(96,165,250,0.5)',
          }}>
            <span style={{ width: 6, height: 6, borderRadius: '50%', background: '#7DC9A8', boxShadow: '0 0 6px rgba(125,201,168,0.85)' }}></span>
            Get a demo
            <svg width="10" height="10" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round"><path d="M5 12h14M12 5l7 7-7 7"/></svg>
          </a>
        </div>
        <div style={{ borderTop: '1px solid var(--hairline)', paddingTop: 20, display: 'flex', justifyContent: 'space-between', alignItems: 'center', flexWrap: 'wrap', gap: 12 }}>
          <span style={{ fontFamily: 'var(--ff-mono)', fontSize: 10, color: 'var(--muted)', letterSpacing: '0.07em' }}>© 2026 ECHO AGENTS INC.</span>
          <div style={{ display: 'flex', alignItems: 'center', gap: 14, flexWrap: 'wrap' }}>
            <span style={{ display: 'inline-flex', alignItems: 'center', gap: 7, fontFamily: 'var(--ff-mono)', fontSize: 10, color: 'var(--muted)', letterSpacing: '0.07em' }}>
              <span style={{ width: 6, height: 6, borderRadius: '50%', background: '#7DC9A8', boxShadow: '0 0 6px rgba(125,201,168,0.6)', animation: 'pulse 2.4s ease-in-out infinite' }} />
              All systems operational
            </span>
            <span style={{ fontFamily: 'var(--ff-mono)', fontSize: 10, color: 'var(--muted)', letterSpacing: '0.07em' }}>SOC 2</span>
          </div>
        </div>
      </div>
    </footer>
  );
}

// ── App ──────────────────────────────────────────────────────────
function AgentApp() {
  const agent = window.ECHO_AGENTS[window.AGENT_ID];
  const [theme, setThemeState] = useState('dark');
  const [scrolled, setScrolled] = useState(false);

  const setTheme = (fn) => setThemeState(t => typeof fn === 'function' ? fn(t) : fn);

  useEffect(() => { document.documentElement.setAttribute('data-theme', theme); }, [theme]);
  useEffect(() => {
    const onScroll = () => setScrolled(window.scrollY > 20);
    window.addEventListener('scroll', onScroll, { passive: true });
    return () => window.removeEventListener('scroll', onScroll);
  }, []);
  useEffect(() => { document.title = `${agent.name} · Echo`; }, [agent.name]);

  // Plate halo + scroll-reveal observers
  useEffect(() => {
    const obs = new IntersectionObserver(entries => {
      entries.forEach(e => { if (e.isIntersecting) { e.target.classList.add('visible'); obs.unobserve(e.target); } });
    }, { threshold: 0.07 });
    document.querySelectorAll('.reveal').forEach(el => obs.observe(el));

    const plateObs = new IntersectionObserver(entries => {
      entries.forEach(e => {
        if (e.isIntersecting) { e.target.classList.add('in-view'); plateObs.unobserve(e.target); }
      });
    }, { threshold: 0.12, rootMargin: '0px 0px -8% 0px' });
    document.querySelectorAll('.glass-plate').forEach(el => plateObs.observe(el));

    return () => { obs.disconnect(); plateObs.disconnect(); };
  }, []);

  return (
    <>
      <Nav theme={theme} setTheme={setTheme} scrolled={scrolled} />
      <main>
        <AgentHero agent={agent} />
        <AgentOverview agent={agent} />
        <AgentCapabilities agent={agent} />
        <AgentWorkflow agent={agent} />
        <AgentIntegrations agent={agent} />
        <OtherAgents currentId={agent.id} />
        <AgentCTA agent={agent} />
      </main>
      <AgentFooter />
      <DemoModal />
    </>
  );
}

ReactDOM.createRoot(document.getElementById('root')).render(<AgentApp />);
