/* Hero — split layout with animated agent thread */
.hero {
  padding: 80px 0 140px;
  border-bottom: 1px solid var(--line-soft);
  position: relative;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -200px;
  right: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, var(--accent-soft) 0%, transparent 60%);
  pointer-events: none;
  filter: blur(40px);
}

.hero-shell {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 2;
}
@media (max-width: 1024px) {
  .hero-shell {
    grid-template-columns: 1fr;
    gap: 60px;
  }
}

.hero-left {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.hero-logomark {
  width: 84px;
  height: 84px;
  filter: invert(1) brightness(1.1);
  margin-bottom: 8px;
  display: block;
}
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--ink-2);
  letter-spacing: 0.04em;
  font-family: var(--mono);
  text-transform: uppercase;
}
.hero-eyebrow .hero-eyebrow-dot {
  width: 6px; height: 6px;
  border-radius: 999px;
  background: var(--accent);
  display: inline-block;
}

.hero-title {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(48px, 6.5vw, 88px);
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--ink);
}
.hero-title em {
  font-style: italic;
  color: var(--accent);
  font-weight: 500;
}

.hero-sub {
  font-size: 19px;
  line-height: 1.55;
  color: var(--ink-2);
  margin: 0;
  max-width: 520px;
  letter-spacing: -0.005em;
}

.hero-meta {
  font-size: 14px;
  color: var(--ink-3);
  margin: 0;
  max-width: 480px;
  line-height: 1.55;
}

.hero-cta {
  display: flex;
  gap: 12px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.hero-trust {
  display: flex;
  gap: 56px;
  margin-top: 28px;
  padding-top: 28px;
  border-top: 1px solid var(--line-soft);
}
.trust-stat { display: flex; flex-direction: column; gap: 4px; }
.trust-num {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.trust-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* ─── Agent thread (right column) ─── */
.hero-right {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.agent-thread { display: contents; }

.thread-caption {
  font-family: var(--serif);
  font-style: italic;
  font-size: 16px;
  color: var(--ink-3);
  text-align: center;
  letter-spacing: -0.005em;
  line-height: 1.5;
  padding: 0 32px;
}

.thread-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
  position: relative;
}

.agent-msg {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px 12px;
  position: relative;
  opacity: 1;
  transform: none;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
}
.agent-msg {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px 12px;
  position: relative;
  opacity: 1;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
}
.agent-msg.is-static { opacity: 1; }
.agent-msg.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.agent-msg-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.agent-avatar {
  width: 22px;
  height: 22px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 600;
  font-family: var(--sans);
  flex-shrink: 0;
}

.agent-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
}

.agent-issue-id {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--ink-4);
}

.agent-msg-body {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ink-2);
}

.agent-msg-body .mention {
  color: var(--accent);
  font-weight: 500;
}

.agent-msg-status {
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.hero-rotator { display: none; }