.hero {
  position: relative;
  overflow: hidden;
  padding-block: 88px 104px;
}
.hero-strokes {
  position: absolute;
  width: 900px;
  right: -260px;
  top: -140px;
  stroke: var(--ink-raised);
  fill: var(--ink-raised);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 72px;
  align-items: center;
}
.hero h1 span {
  color: var(--amber);
}
.hero-description {
  max-width: 540px;
  font-size: 19px;
  line-height: 1.6;
  color: var(--muted);
  margin-bottom: 36px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px 30px;
}
.hero-demo {
  position: relative;
  padding-top: 64px;
}
.yada-face {
  position: absolute;
  z-index: 1;
  top: 0;
  right: 28px;
  width: 132px;
  height: 132px;
  filter: drop-shadow(0 14px 28px rgb(0 0 0 / 0.35));
}
.flow-window {
  background: var(--ink-deep);
  border: 2px solid var(--line);
  border-radius: 28px;
  overflow: hidden;
}
.window-bar {
  display: flex;
  align-items: center;
  padding: 16px 168px 16px 24px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  border-bottom: 2px solid var(--line);
  min-height: 70px;
}
.flow-body {
  list-style: none;
  margin: 0;
  padding: 22px;
  display: grid;
  gap: 12px;
}
.flow-body > li {
  border: 2px solid transparent;
  border-radius: 18px;
  padding: 14px 16px;
  transition:
    border-color 0.3s,
    background 0.3s;
}
.flow-body > li.is-active {
  border-color: var(--amber);
  background: var(--ink);
}
.flow-label {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}
.flow-body p {
  margin: 0;
  font-size: 16px;
  line-height: 1.5;
}
.tool-call {
  margin-left: 22px;
  background: var(--ink);
}
.tool-call .flow-label {
  text-transform: none;
  letter-spacing: 0;
  color: var(--amber);
}
.tool-call p {
  font-family: var(--mono);
  font-size: 13px;
}
.assistant-message .flow-label {
  color: var(--amber);
}
.approval-preview {
  display: flex;
  gap: 14px;
  align-items: center;
  background: var(--amber);
  color: var(--ink);
}
.flow-body > li.approval-preview.is-active {
  background: var(--amber);
  border-color: var(--white);
}
.approval-preview strong,
.approval-preview span {
  display: block;
  font-size: 15px;
}
.approval-preview span {
  font-size: 14px;
}
.runtime-strip {
  background: var(--amber);
  color: var(--ink);
}
.strip-inner {
  min-height: 92px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px 28px;
  padding-block: 20px;
}
.strip-inner p {
  margin: 0;
  font-family: var(--display);
  font-size: 22px;
  font-weight: 750;
  letter-spacing: -0.4px;
}
.strip-inner ul {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.strip-inner li {
  font-size: 15px;
  font-weight: 600;
}
.strip-inner code {
  font-family: var(--mono);
  font-weight: 600;
  background: var(--ink);
  color: var(--amber);
  border-radius: 8px;
  padding: 3px 8px;
  margin-right: 4px;
}
.section {
  padding-block: 112px;
}
.section-heading {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px 72px;
  align-items: end;
  margin-bottom: 64px;
}
.section-heading p:last-child,
.docs-heading > p {
  margin: 0;
  font-size: 18px;
  line-height: 1.6;
  color: var(--muted);
}
.lifecycle {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
.lifecycle li {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 28px 26px 30px;
}
.step-face {
  display: block;
  margin-bottom: 28px;
}
.lifecycle h3 {
  font-size: 23px;
  margin: 0 0 12px;
}
.lifecycle p,
.block-row p,
.guide p {
  margin: 0;
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
}
.building-blocks {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 72px;
  padding-block: 0 112px;
}
.blocks-intro h2 {
  margin-bottom: 24px;
}
.blocks-intro p {
  font-size: 18px;
  line-height: 1.6;
  color: var(--muted);
  margin-bottom: 28px;
}
.block-list {
  display: grid;
  gap: 16px;
}
.block-row {
  border: 2px solid var(--line);
  border-radius: var(--radius);
  padding: 26px;
}
.block-row h3 {
  font-size: 22px;
  margin: 0 0 8px;
}
.block-row a {
  display: inline-block;
  margin-top: 14px;
  font-size: 14px;
  font-weight: 650;
  color: var(--accent);
  text-decoration: none;
}
.start-section {
  padding-block: 112px;
}
.start-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 72px;
  align-items: start;
}
.start-copy h2 {
  margin-bottom: 26px;
}
.start-copy p {
  font-size: 17px;
  line-height: 1.65;
  color: var(--muted);
}
.start-copy .text-link {
  margin-top: 8px;
}
.start-copy code,
.env-panel p code {
  font-family: var(--mono);
  font-size: 0.88em;
  color: var(--amber);
}
.setup-stack {
  display: grid;
  gap: 20px;
}
.code-panel {
  background: var(--ink-deep);
  border: 2px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
.code-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 14px 18px 14px 22px;
  border-bottom: 2px solid var(--line);
  font-size: 15px;
  font-weight: 650;
}
.code-heading button {
  border: 2px solid var(--amber);
  background: none;
  color: var(--amber);
  border-radius: 999px;
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 650;
}
.code-heading button:hover {
  background: var(--amber);
  color: var(--ink);
}
.code-panel pre {
  margin: 0;
  padding: 22px 24px;
  overflow: auto;
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.8;
}
.env-panel p {
  margin: 0;
  padding: 0 24px 22px;
  font-size: 14px;
  color: var(--muted);
}
.docs-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 24px 72px;
  margin-bottom: 52px;
}
.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.guide {
  display: block;
  text-decoration: none;
  background: var(--surface);
  border: 2px solid transparent;
  border-radius: var(--radius);
  padding: 28px;
  transition:
    border-color 0.2s,
    transform 0.2s;
}
.guide:hover {
  color: inherit;
  border-color: var(--text);
  transform: translateY(-3px);
}
.guide h3 {
  font-size: 22px;
  margin: 0 0 10px;
}
@media (max-width: 1100px) {
  .lifecycle {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 1000px) {
  .hero-grid,
  .building-blocks,
  .start-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 56px;
  }
  .hero-demo {
    max-width: 620px;
  }
  .guide-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 760px) {
  .hero {
    padding-block: 56px 72px;
  }
  .hero-strokes {
    width: 560px;
    right: -240px;
    top: -60px;
  }
  .hero-description {
    font-size: 17px;
  }
  .yada-face {
    width: 96px;
    height: 96px;
    right: 18px;
  }
  .hero-demo {
    padding-top: 44px;
  }
  .window-bar {
    padding-right: 124px;
  }
  .flow-body {
    padding: 14px;
  }
  .tool-call {
    margin-left: 0;
  }
  .section,
  .start-section {
    padding-block: 80px;
  }
  .building-blocks {
    padding-bottom: 80px;
  }
  .section-heading,
  .docs-heading {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    margin-bottom: 40px;
  }
  .lifecycle,
  .guide-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .block-row {
    padding: 22px;
  }
  .code-panel pre {
    font-size: 12px;
    padding: 18px;
  }
  .code-heading {
    font-size: 14px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .guide:hover {
    transform: none;
  }
}
.talon {
  padding-top: 0;
}
.demo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.demo {
  margin: 0;
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
}
.demo video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: var(--ink-deep);
}
.demo figcaption {
  padding: 20px 24px 24px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--muted);
}
.demo strong {
  color: var(--text);
}
@media (max-width: 760px) {
  .demo-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}