.ai-showcase {
  --ai-ink: var(--brand);
  --ai-copy: #455066;
  --ai-accent: var(--accent);
  --ai-accent-soft: #eef2ff;
  --ai-line: #d9e0ee;
  color: var(--text);
  overflow: hidden;
}

.ai-showcase,
.ai-showcase * {
  min-width: 0;
}

.ai-showcase-home {
  padding: 84px 24px;
}

.ai-showcase-shell {
  max-width: 1400px;
  margin: 0 auto;
}

/* The source artwork is part of the product identity, so it scales as one
   complete frame instead of being enlarged and cropped by the legacy hero. */
.home-hero,
.showcase-hero {
  min-height: 0;
  aspect-ratio: 1717 / 916;
}

.home-hero-image,
.showcase-hero img {
  object-fit: contain;
}

.home-hero-content {
  min-height: 100%;
  padding-top: clamp(28px, 6vw, 86px);
  padding-bottom: clamp(28px, 3vw, 48px);
  justify-content: flex-end;
}

.showcase-hero > img {
  z-index: 0;
}

.showcase-hero::after {
  position: absolute;
  z-index: 1;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4, 9, 21, 0.68) 0%, rgba(4, 9, 21, 0.44) 35%, rgba(4, 9, 21, 0.08) 68%, transparent 100%),
    linear-gradient(0deg, rgba(4, 9, 21, 0.5) 0%, transparent 52%);
  content: "";
  pointer-events: none;
}

.showcase-hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  width: min(660px, calc(100% - 96px));
  min-height: 100%;
  margin-left: max(48px, calc((100vw - 1180px) / 2 + 24px));
  padding: clamp(28px, 5vw, 72px) 0 clamp(30px, 3vw, 48px);
  color: #fff;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.34);
}

.showcase-hero-intro {
  max-width: 620px;
  margin: 0;
  color: rgba(255, 255, 255, 0.94);
  font-size: clamp(16px, 1.3vw, 19px);
  font-weight: 650;
  line-height: 1.65;
}

.showcase-hero-content .keyword-list {
  margin-top: 18px;
}

.ai-home-showcase-panel[hidden] {
  display: none;
}

.ai-showcase-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.65fr);
  gap: 48px;
  align-items: end;
  margin-bottom: 34px;
}

.ai-showcase-eyebrow {
  margin: 0 0 10px;
  color: var(--ai-accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  line-height: 1.4;
  text-transform: uppercase;
}

.ai-showcase-heading h2,
.ai-showcase-panel > h2 {
  margin: 0;
  color: var(--ai-ink);
  font-size: clamp(30px, 4vw, 46px);
  line-height: 1.14;
  letter-spacing: -0.025em;
}

.ai-showcase-lead {
  max-width: 780px;
  margin: 18px 0 0;
  color: var(--ai-copy);
  font-size: 17px;
  line-height: 1.78;
}

.ai-showcase-metric {
  position: relative;
  margin: 0;
  padding: 22px 22px 22px 26px;
  border: 1px solid var(--ai-line);
  border-left: 3px solid var(--ai-accent);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ai-ink);
  box-shadow: 0 10px 28px rgba(23, 35, 61, 0.06);
  font-size: 17px;
  font-weight: 800;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.ai-showcase-metric span {
  display: block;
  margin-bottom: 6px;
  color: var(--ai-accent);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.ai-capability-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
}

.ai-capability-card,
.ai-showcase-panel,
.ai-agent-branch,
.ai-context-card,
.ai-secondary-flow {
  border: 1px solid var(--ai-line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: 0 14px 36px rgba(23, 35, 61, 0.07);
}

.ai-capability-card {
  position: relative;
  padding: 30px;
  overflow: hidden;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.ai-capability-card::before {
  content: none;
}

.ai-capability-card:hover {
  border-color: #c5cee0;
  box-shadow: 0 18px 42px rgba(23, 35, 61, 0.1);
  transform: translateY(-2px);
}

.ai-capability-card h3,
.ai-agent-branch h3,
.ai-context-card h3,
.ai-secondary-flow h3 {
  margin: 0;
  padding-right: 42px;
  color: var(--ai-ink);
  font-size: 21px;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.ai-card-subtitle {
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.ai-timeline {
  position: relative;
  display: grid;
  gap: 0;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.ai-timeline-node {
  position: relative;
  padding: 0 0 20px 28px;
}

.ai-timeline-node:last-child {
  padding-bottom: 0;
}

.ai-timeline-node::before {
  content: "";
  position: absolute;
  top: 7px;
  bottom: -7px;
  left: 5px;
  width: 1px;
  background: var(--ai-line);
}

.ai-timeline-node:last-child::before {
  display: none;
}

.ai-timeline-marker {
  position: absolute;
  top: 5px;
  left: 0;
  width: 11px;
  height: 11px;
  border: 3px solid var(--surface);
  border-radius: 50%;
  background: var(--ai-accent);
  box-shadow: 0 0 0 1px var(--ai-accent);
}

.ai-timeline-content strong {
  display: block;
  color: var(--ai-ink);
  font-size: 15px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.ai-timeline-content span {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
  overflow-wrap: anywhere;
}

.ai-skill-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.ai-skill-chip {
  max-width: 100%;
  padding: 7px 10px;
  border: 1px solid #d9e0f1;
  border-radius: 999px;
  background: var(--ai-accent-soft);
  color: #354a9f;
  font-size: 12px;
  font-weight: 750;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.ai-engineering-stack {
  grid-column: 1 / -1;
  margin: 0;
  padding: 18px 22px;
  border: 1px solid var(--ai-line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
  text-align: center;
  overflow-wrap: anywhere;
}

.ai-engineering-stack strong {
  color: var(--ai-ink);
}

.ai-showcase-product {
  margin-top: 36px;
}

.ai-showcase-panel {
  padding: 36px;
}

.ai-showcase-panel > .ai-showcase-lead {
  max-width: 820px;
}

.ai-architecture {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  gap: 30px;
  align-items: start;
  margin-top: 30px;
}

.ai-architecture.is-single {
  grid-template-columns: minmax(0, 0.9fr) minmax(260px, 0.55fr);
  align-items: stretch;
}

.ai-architecture-timeline {
  padding: 26px;
  border: 1px solid var(--ai-line);
  border-radius: 8px;
  background: #fafbfe;
}

.ai-architecture-timeline .ai-timeline {
  margin-top: 0;
}

.ai-agent-branches {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.ai-agent-branch,
.ai-context-card,
.ai-secondary-flow {
  padding: 22px;
  box-shadow: none;
}

.ai-agent-branch h3,
.ai-context-card h3,
.ai-secondary-flow h3 {
  padding-right: 0;
  font-size: 16px;
}

.ai-branch-flow {
  margin: 13px 0 0;
  color: var(--ai-copy);
  font-size: 13px;
  line-height: 1.75;
  overflow-wrap: anywhere;
}

.ai-branch-flow span {
  color: var(--ai-accent);
  font-weight: 800;
}

.ai-agent-branch .ai-skill-chips,
.ai-context-card .ai-skill-chips {
  margin-top: 16px;
}

.ai-architecture-side {
  display: grid;
  gap: 14px;
}

.ai-architecture.is-single .ai-architecture-side {
  grid-template-rows: minmax(0, 1fr) auto;
}

.ai-architecture.is-single .ai-context-card {
  display: flex;
  flex-direction: column;
}

.ai-architecture.is-single .ai-context-equation {
  flex: 1;
  align-content: space-between;
}

.ai-context-equation {
  display: grid;
  gap: 7px;
  margin-top: 17px;
  color: var(--ai-copy);
  font-size: 13px;
  line-height: 1.45;
}

.ai-context-equation span {
  padding: 8px 10px;
  border-left: 2px solid #c7d1e6;
  background: #fafbfe;
  overflow-wrap: anywhere;
}

.ai-context-result {
  margin: 12px 0 0;
  padding-top: 12px;
  border-top: 1px solid var(--ai-line);
  color: var(--ai-accent);
  font-size: 14px;
  font-weight: 800;
}

.ai-secondary-flow ol {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 17px 0 0;
  padding: 0;
  list-style: none;
}

.ai-secondary-flow li {
  position: relative;
  padding: 12px 10px;
  border: 1px solid var(--ai-line);
  border-radius: 7px;
  background: #fafbfe;
  color: var(--ai-copy);
  font-size: 12px;
  line-height: 1.4;
  text-align: center;
  overflow-wrap: anywhere;
}

.ai-secondary-flow li::before {
  content: none;
}

.ai-product-skills {
  margin-top: 26px;
  padding-top: 24px;
  border-top: 1px solid var(--ai-line);
}

.ai-product-status {
  margin: 18px 0 0;
  padding: 13px 16px;
  border-left: 3px solid var(--ai-accent);
  border-radius: 0 7px 7px 0;
  background: #f7f9fd;
  color: var(--ai-copy);
  font-size: 13px;
}

@media (min-width: 1180px) {
  .ai-capability-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
  }

  .ai-capability-card {
    display: flex;
    flex-direction: column;
    padding: 24px 20px;
  }

  .ai-capability-card h3 {
    padding-right: 0;
    font-size: 18px;
  }

  .ai-capability-card .ai-timeline {
    margin-top: 20px;
  }

  .ai-capability-card .ai-timeline-node {
    padding-bottom: 14px;
  }

  .ai-capability-card .ai-skill-chips {
    margin-top: auto;
    padding-top: 18px;
  }
}

@media (min-width: 981px) {
  .ai-showcase-home {
    padding-top: 66px;
    padding-bottom: 66px;
  }

  .ai-showcase-panel {
    padding: 30px;
  }

  .ai-architecture-moon,
  .ai-architecture-tarot,
  .ai-architecture-linka,
  .ai-architecture-worldgo,
  .ai-architecture-tarot.is-single,
  .ai-architecture-worldgo.is-single {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }

  .ai-architecture-moon .ai-architecture-timeline,
  .ai-architecture-linka .ai-architecture-timeline,
  .ai-architecture-tarot .ai-architecture-timeline,
  .ai-architecture-worldgo .ai-architecture-timeline {
    padding: 18px;
  }

  .ai-architecture-tarot .ai-architecture-timeline {
    padding-right: 48px;
    padding-left: 48px;
  }

  .ai-architecture-moon .ai-timeline,
  .ai-architecture-linka .ai-timeline {
    gap: 0;
  }

  .ai-architecture-moon .ai-timeline {
    grid-template-columns: repeat(8, minmax(0, 1fr));
  }

  .ai-architecture-linka .ai-timeline {
    grid-template-columns: repeat(7, minmax(0, 1fr));
  }

  .ai-architecture-moon .ai-timeline-node,
  .ai-architecture-linka .ai-timeline-node {
    padding: 42px 8px 10px;
    text-align: center;
  }

  .ai-architecture-moon .ai-timeline-node::before,
  .ai-architecture-linka .ai-timeline-node::before {
    top: 19px;
    right: -50%;
    bottom: auto;
    left: 50%;
    width: auto;
    height: 1px;
  }

  .ai-architecture-moon .ai-timeline-node::after,
  .ai-architecture-linka .ai-timeline-node::after {
    content: none;
  }

  .ai-architecture-moon .ai-timeline-marker,
  .ai-architecture-linka .ai-timeline-marker {
    top: 14px;
    left: 50%;
    transform: translateX(-50%);
  }

  .ai-architecture-moon .ai-timeline-content strong,
  .ai-architecture-linka .ai-timeline-content strong {
    font-size: 12px;
    line-height: 1.35;
  }

  .ai-architecture-moon .ai-timeline-content span,
  .ai-architecture-linka .ai-timeline-content span {
    font-size: 11px;
    line-height: 1.4;
  }

  .ai-architecture-moon .ai-agent-branches {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .ai-architecture-moon .ai-agent-branch {
    padding: 18px;
  }

  .ai-architecture-linka .ai-architecture-side {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .ai-architecture-linka .ai-agent-branches {
    display: contents;
  }

  .ai-architecture-linka .ai-agent-branch,
  .ai-architecture-linka .ai-secondary-flow {
    padding: 18px;
  }

  .ai-architecture-linka .ai-secondary-flow ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ai-architecture-tarot .ai-timeline {
    position: relative;
    display: grid;
    grid-template-columns: repeat(10, minmax(0, 1fr));
    grid-template-rows: minmax(118px, 1fr) 30px minmax(118px, 1fr);
    gap: 0;
  }

  .ai-architecture-tarot .ai-timeline::before {
    content: "";
    position: absolute;
    top: 50%;
    right: 4%;
    left: 4%;
    height: 1px;
    background: var(--ai-line);
  }

  .ai-architecture-tarot .ai-timeline-node {
    align-self: stretch;
    justify-self: center;
    width: min(175%, 150px);
    padding: 0 4px;
  }

  .ai-architecture-tarot .ai-timeline-node:nth-child(1) { grid-column: 1; }
  .ai-architecture-tarot .ai-timeline-node:nth-child(2) { grid-column: 2; }
  .ai-architecture-tarot .ai-timeline-node:nth-child(3) { grid-column: 3; }
  .ai-architecture-tarot .ai-timeline-node:nth-child(4) { grid-column: 4; }
  .ai-architecture-tarot .ai-timeline-node:nth-child(5) { grid-column: 5; }
  .ai-architecture-tarot .ai-timeline-node:nth-child(6) { grid-column: 6; }
  .ai-architecture-tarot .ai-timeline-node:nth-child(7) { grid-column: 7; }
  .ai-architecture-tarot .ai-timeline-node:nth-child(8) { grid-column: 8; }
  .ai-architecture-tarot .ai-timeline-node:nth-child(9) { grid-column: 9; }
  .ai-architecture-tarot .ai-timeline-node:nth-child(10) { grid-column: 10; }

  .ai-architecture-tarot .ai-timeline-node:nth-child(odd) {
    grid-row: 1;
    padding-bottom: 22px;
  }

  .ai-architecture-tarot .ai-timeline-node:nth-child(even) {
    grid-row: 3;
    padding-top: 22px;
  }

  .ai-architecture-tarot .ai-timeline-node::before {
    left: 50%;
    width: 1px;
    height: 22px;
    background: var(--ai-line);
  }

  .ai-architecture-tarot .ai-timeline-node:nth-child(odd)::before {
    top: auto;
    bottom: 0;
  }

  .ai-architecture-tarot .ai-timeline-node:nth-child(even)::before {
    top: 0;
    bottom: auto;
  }

  .ai-architecture-tarot .ai-timeline-marker {
    left: 50%;
    transform: translateX(-50%);
  }

  .ai-architecture-tarot .ai-timeline-node:nth-child(odd) .ai-timeline-marker {
    top: auto;
    bottom: -5px;
  }

  .ai-architecture-tarot .ai-timeline-node:nth-child(even) .ai-timeline-marker {
    top: -5px;
  }

  .ai-architecture-tarot .ai-timeline-content {
    height: 100%;
    padding: 10px 7px;
    border: 1px solid var(--ai-line);
    border-radius: 7px;
    background: var(--surface);
  }

  .ai-architecture-tarot .ai-timeline-content::before {
    content: none;
  }

  .ai-architecture-tarot .ai-timeline-content strong {
    font-size: 11px;
    line-height: 1.35;
  }

  .ai-architecture-tarot .ai-timeline-content span {
    font-size: 10.5px;
    line-height: 1.35;
  }

  .ai-architecture-tarot .ai-architecture-side {
    grid-template-columns: minmax(0, 1fr);
  }

  .ai-architecture-tarot .ai-context-card {
    display: grid;
    grid-template-columns: minmax(150px, 0.55fr) minmax(0, 1.8fr) minmax(180px, 0.75fr);
    gap: 18px;
    align-items: center;
    padding: 18px;
  }

  .ai-architecture-tarot .ai-context-equation {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    margin-top: 0;
  }

  .ai-architecture-tarot .ai-context-result {
    margin-top: 0;
    padding: 0 0 0 16px;
    border-top: 0;
    border-left: 1px solid var(--ai-line);
  }

  .ai-architecture-tarot .ai-architecture-side > .ai-skill-chips {
    margin-top: 0;
  }

  .ai-architecture-worldgo .ai-timeline {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    grid-template-rows: repeat(3, auto);
    gap: 8px 12px;
    margin: 0;
  }

  .ai-architecture-worldgo .ai-timeline-node {
    padding: 38px 12px 12px;
    border: 1px solid var(--ai-line);
    border-radius: 7px;
    background: var(--surface);
  }

  .ai-architecture-worldgo .ai-timeline-node::before,
  .ai-architecture-worldgo .ai-timeline-marker {
    display: none;
  }

  .ai-architecture-worldgo .ai-timeline-node::after {
    position: absolute;
    top: 10px;
    left: 12px;
    color: var(--ai-accent);
    font-size: 9px;
    font-weight: 850;
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .ai-architecture-worldgo .ai-timeline-node:nth-child(1) { grid-column: 1; grid-row: 1; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(2) { grid-column: 1; grid-row: 2; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(3) { grid-column: 2; grid-row: 1; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(4) { grid-column: 2; grid-row: 2; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(5) { grid-column: 3; grid-row: 1 / span 2; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(6) { grid-column: 4; grid-row: 1 / span 2; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(7) { grid-column: 5; grid-row: 1; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(8) { grid-column: 5; grid-row: 2; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(9) { grid-column: 1 / -1; grid-row: 3; padding: 12px 16px; text-align: center; }

  .ai-architecture-worldgo .ai-timeline-node::after { content: none; }

  .ai-architecture-worldgo .ai-timeline-node:nth-child(2),
  .ai-architecture-worldgo .ai-timeline-node:nth-child(4),
  .ai-architecture-worldgo .ai-timeline-node:nth-child(8) {
    padding-top: 12px;
  }

  .ai-architecture-worldgo .ai-architecture-side {
    grid-template-columns: minmax(0, 1fr);
  }

  .ai-architecture-worldgo .ai-context-card {
    display: grid;
    grid-template-columns: minmax(160px, 0.5fr) minmax(0, 2fr) minmax(170px, 0.65fr);
    gap: 18px;
    align-items: center;
    padding: 18px;
  }

  .ai-architecture-worldgo .ai-context-equation {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    margin-top: 0;
  }

  .ai-architecture-worldgo .ai-context-result {
    margin-top: 0;
    padding: 0 0 0 16px;
    border-top: 0;
    border-left: 1px solid var(--ai-line);
  }

  .ai-architecture-worldgo .ai-architecture-side > .ai-skill-chips {
    margin-top: 0;
  }
}

@media (min-width: 981px) and (max-width: 1179px) {
  .ai-capability-card {
    padding: 24px;
  }

  .ai-capability-card .ai-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px 14px;
    margin-top: 20px;
  }

  .ai-capability-card .ai-timeline-node {
    min-height: 42px;
    padding: 0 0 0 20px;
  }

  .ai-capability-card .ai-timeline-node::before {
    display: none;
  }

  .ai-capability-card .ai-timeline-marker {
    top: 5px;
  }
}

@media (max-width: 980px) {
  .ai-showcase-heading {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .ai-showcase-metric {
    max-width: 520px;
  }

  .ai-architecture,
  .ai-architecture.is-single {
    grid-template-columns: 1fr;
  }

  .ai-architecture.is-single .ai-architecture-side {
    grid-template-rows: auto;
  }

  .home-hero-image {
    position: relative;
    inset: auto;
    display: block;
    height: auto;
    object-position: center center;
  }

  .home-hero {
    aspect-ratio: auto;
  }

  .home-hero-overlay {
    right: 0;
    bottom: auto;
    height: calc(100vw * 916 / 1717);
  }

  .home-hero-content {
    width: calc(100% - 32px);
    min-height: 0;
    margin: -82px 16px 0;
    padding: 0 0 36px;
    justify-content: flex-start;
  }

  .showcase-hero {
    aspect-ratio: auto;
  }

  .showcase-hero > img {
    position: relative;
    inset: auto;
    display: block;
    width: 100%;
    height: auto;
  }

  .showcase-hero::after {
    display: none;
  }

  .showcase-hero-content {
    width: 100%;
    min-height: 0;
    margin: 0;
    padding: 26px 24px 34px;
    background: #111827;
  }
}

@media (max-width: 800px) {
  .ai-showcase-home {
    padding: 58px 16px;
  }

  .ai-capability-grid,
  .ai-agent-branches {
    grid-template-columns: 1fr;
  }

  .ai-engineering-stack {
    grid-column: auto;
  }

}

@media (min-width: 641px) and (max-width: 980px) {
  .home-hero {
    aspect-ratio: 1717 / 916;
  }

  .home-hero-image {
    position: absolute;
    inset: 0;
    height: 100%;
  }

  .home-hero-overlay {
    inset: 0;
    height: auto;
  }

  .home-hero-content {
    width: min(560px, calc(100% - 48px));
    min-height: 100%;
    margin: 0 0 0 24px;
    padding: 22px 0;
    justify-content: center;
  }

  .showcase-hero-content {
    padding-right: 24px;
    padding-left: 24px;
  }

  .home-hero h1 {
    font-size: clamp(38px, 5.6vw, 52px);
  }

  .home-hero-subtitle {
    margin-top: 10px;
    font-size: clamp(19px, 2.6vw, 24px);
  }

  .home-hero-intro {
    margin-top: 12px;
    font-size: 15px;
    line-height: 1.45;
  }

  .home-hero .keyword-list {
    gap: 7px;
    margin-top: 14px;
  }

  .home-hero .keyword-list span {
    padding: 7px 9px;
    font-size: 12px;
  }

  .home-hero .button {
    min-height: 40px;
    margin-top: 16px;
    padding: 8px 15px;
  }
}

@media (max-width: 640px) {
  .ai-showcase-heading {
    margin-bottom: 24px;
  }

  .ai-showcase-heading h2,
  .ai-showcase-panel > h2 {
    font-size: 29px;
  }

  .ai-showcase-lead {
    font-size: 15px;
    line-height: 1.7;
  }

  .ai-showcase-metric,
  .ai-capability-card,
  .ai-showcase-panel,
  .ai-architecture-timeline {
    padding: 22px;
  }

  .ai-capability-card h3 {
    padding-right: 34px;
    font-size: 19px;
  }

  .ai-secondary-flow ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ai-skill-chip {
    font-size: 11.5px;
  }
}

/* Final architecture pass: broad, line-led diagrams with no displayed sequence
   numbers. Compact fallbacks deliberately keep the source DOM order intact. */
@media (min-width: 981px) {
  .ai-showcase-home {
    padding-right: 28px;
    padding-left: 28px;
  }

  .content-shell > .ai-showcase-product {
    width: min(calc(100vw - 56px), 1400px);
    margin-right: auto;
    margin-left: 50%;
    transform: translateX(-50%);
  }

  .ai-showcase-panel {
    padding: 28px 30px;
  }

  .ai-capability-card {
    padding: 20px;
  }

  .ai-capability-card .ai-timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px 14px;
    margin-top: 15px;
  }

  .ai-capability-card .ai-timeline-node {
    min-height: 38px;
    padding: 5px 0 5px 17px;
  }

  .ai-capability-card .ai-timeline-node::before {
    top: 50%;
    right: -7px;
    bottom: auto;
    left: 5px;
    width: auto;
    height: 1px;
  }

  .ai-capability-card .ai-timeline-marker {
    top: calc(50% - 4px);
    left: 0;
    width: 8px;
    height: 8px;
    border-width: 2px;
  }

  .ai-capability-card .ai-timeline-content strong {
    font-size: 12px;
    line-height: 1.32;
  }

  .ai-capability-card .ai-timeline-content span {
    font-size: 11px;
    line-height: 1.32;
  }

  .ai-capability-card .ai-skill-chips {
    margin-top: 14px;
    padding-top: 13px;
  }

  .ai-architecture-moon .ai-timeline,
  .ai-architecture-linka .ai-timeline {
    position: relative;
    display: grid;
    gap: 0;
  }

  .ai-architecture-moon .ai-timeline {
    grid-template-columns: repeat(8, minmax(0, 1fr));
  }

  .ai-architecture-linka .ai-timeline {
    grid-template-columns: repeat(7, minmax(0, 1fr));
  }

  .ai-architecture-moon .ai-timeline-node,
  .ai-architecture-linka .ai-timeline-node {
    min-height: 78px;
    padding: 26px 6px 4px;
    text-align: center;
  }

  .ai-architecture-moon .ai-timeline-node::before,
  .ai-architecture-linka .ai-timeline-node::before {
    top: 11px;
    right: -50%;
    bottom: auto;
    left: 50%;
    width: auto;
    height: 1px;
  }

  .ai-architecture-moon .ai-timeline-node::after,
  .ai-architecture-linka .ai-timeline-node::after {
    content: none;
  }

  .ai-architecture-moon .ai-timeline-marker,
  .ai-architecture-linka .ai-timeline-marker {
    top: 6px;
    left: 50%;
    width: 9px;
    height: 9px;
    border-width: 2px;
    transform: translateX(-50%);
  }

  .ai-architecture-moon .ai-timeline-content strong,
  .ai-architecture-linka .ai-timeline-content strong {
    font-size: 12px;
    line-height: 1.28;
  }

  .ai-architecture-moon .ai-timeline-content span,
  .ai-architecture-linka .ai-timeline-content span {
    font-size: 10.5px;
    line-height: 1.32;
  }

  .ai-architecture-moon .ai-agent-branches {
    gap: 12px;
  }

  .ai-architecture-moon .ai-agent-branch,
  .ai-architecture-linka .ai-agent-branch,
  .ai-architecture-linka .ai-secondary-flow {
    padding: 16px;
  }

  .ai-architecture-linka .ai-architecture-side {
    gap: 12px;
  }

  .ai-architecture-linka .ai-secondary-flow ol {
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 5px;
    margin-top: 12px;
  }

  .ai-architecture-linka .ai-secondary-flow li {
    padding: 8px 5px;
    border: 0;
    border-top: 1px solid var(--ai-line);
    border-radius: 0;
    background: transparent;
    text-align: left;
  }

  .ai-architecture-tarot .ai-architecture-timeline {
    padding: 14px 32px;
    border: 0;
    background: transparent;
  }

  .ai-architecture-tarot .ai-timeline {
    grid-template-columns: repeat(10, minmax(0, 1fr));
    grid-template-rows: minmax(58px, auto) 20px minmax(58px, auto);
    min-height: 136px;
  }

  .ai-architecture-tarot .ai-timeline::before {
    top: calc(50% - 1px);
    right: 3%;
    left: 3%;
  }

  .ai-architecture-tarot .ai-timeline-node {
    width: min(180%, 180px);
    padding: 0 5px;
  }

  .ai-architecture-tarot .ai-timeline-node:nth-child(odd) {
    padding-bottom: 16px;
  }

  .ai-architecture-tarot .ai-timeline-node:nth-child(even) {
    padding-top: 16px;
  }

  .ai-architecture-tarot .ai-timeline-node::before {
    height: 16px;
  }

  .ai-architecture-tarot .ai-timeline-marker {
    width: 9px;
    height: 9px;
    border-width: 2px;
  }

  .ai-architecture-tarot .ai-timeline-node:nth-child(odd) .ai-timeline-marker {
    bottom: -4px;
  }

  .ai-architecture-tarot .ai-timeline-node:nth-child(even) .ai-timeline-marker {
    top: -4px;
  }

  .ai-architecture-tarot .ai-timeline-content,
  .ai-architecture-tarot .ai-timeline-content::before {
    height: auto;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    content: none;
  }

  .ai-architecture-tarot .ai-timeline-content strong {
    font-size: 11px;
    line-height: 1.25;
  }

  .ai-architecture-tarot .ai-timeline-content span {
    margin-top: 3px;
    font-size: 10.5px;
    line-height: 1.25;
  }

  .ai-architecture-tarot .ai-context-card,
  .ai-architecture-worldgo .ai-context-card {
    padding: 16px 0;
    border: 0;
    border-top: 1px solid var(--ai-line);
    border-bottom: 1px solid var(--ai-line);
    border-radius: 0;
    background: transparent;
  }

  .ai-architecture-tarot .ai-context-equation,
  .ai-architecture-worldgo .ai-context-equation {
    gap: 0;
  }

  .ai-architecture-tarot .ai-context-equation span,
  .ai-architecture-worldgo .ai-context-equation span {
    padding: 4px 10px;
    border-left: 1px solid var(--ai-line);
    background: transparent;
  }

  .ai-architecture-tarot .ai-context-result,
  .ai-architecture-worldgo .ai-context-result {
    padding-left: 14px;
  }

  .ai-architecture-worldgo .ai-architecture-timeline {
    padding: 16px;
    border: 0;
    background: transparent;
  }

  .ai-architecture-worldgo .ai-timeline {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    grid-template-rows: 22px minmax(56px, auto) minmax(56px, auto) 32px;
    gap: 0 10px;
  }

  .ai-architecture-worldgo .ai-timeline::before {
    content: "";
    position: absolute;
    top: 11px;
    right: 6%;
    left: 6%;
    height: 1px;
    background: var(--ai-line);
  }

  .ai-architecture-worldgo .ai-timeline-node {
    padding: 0 8px 8px;
    border: 0;
    border-radius: 0;
    background: transparent;
  }

  .ai-architecture-worldgo .ai-timeline-node::after {
    top: -20px;
    left: 8px;
    font-size: 9px;
    letter-spacing: 0.06em;
  }

  .ai-architecture-worldgo .ai-timeline-node:nth-child(1)::after { content: "Identity & State"; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(3)::after { content: "Experience"; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(5)::after { content: "Long-term Memory"; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(6)::after { content: "Companion Context"; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(7)::after { content: "Personalization & Growth"; }

  .ai-architecture-worldgo .ai-timeline-node:nth-child(1),
  .ai-architecture-worldgo .ai-timeline-node:nth-child(3),
  .ai-architecture-worldgo .ai-timeline-node:nth-child(5),
  .ai-architecture-worldgo .ai-timeline-node:nth-child(6),
  .ai-architecture-worldgo .ai-timeline-node:nth-child(7) {
    padding-top: 0;
  }

  .ai-architecture-worldgo .ai-timeline-node:nth-child(1) { grid-column: 1; grid-row: 2; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(2) { grid-column: 1; grid-row: 3; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(3) { grid-column: 2; grid-row: 2; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(4) { grid-column: 2; grid-row: 3; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(5) { grid-column: 3; grid-row: 2 / span 2; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(6) { grid-column: 4; grid-row: 2 / span 2; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(7) { grid-column: 5; grid-row: 2; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(8) { grid-column: 5; grid-row: 3; }
  .ai-architecture-worldgo .ai-timeline-node:nth-child(9) { grid-column: 1 / -1; grid-row: 4; }

  .ai-architecture-worldgo .ai-timeline-node:nth-child(2),
  .ai-architecture-worldgo .ai-timeline-node:nth-child(4),
  .ai-architecture-worldgo .ai-timeline-node:nth-child(8) {
    padding-top: 0;
  }

  .ai-architecture-worldgo .ai-timeline-node:nth-child(9) {
    padding: 8px 12px;
    border-top: 1px solid var(--ai-line);
  }
}

@media (min-width: 981px) and (max-width: 1179px) {
  .ai-architecture-tarot .ai-timeline {
    grid-template-columns: repeat(10, minmax(0, 1fr));
  }

  .ai-architecture-worldgo .ai-timeline {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .ai-architecture-tarot .ai-timeline-node,
  .ai-architecture-worldgo .ai-timeline-node {
    min-height: 0;
  }

  .ai-architecture-tarot .ai-timeline-node::before {
    display: block;
  }

  .ai-architecture-worldgo .ai-timeline-marker {
    display: none;
  }
}

/* Architecture canvas: each capability reads as one continuous system rather
   than a collection of independent cards. */
@media (min-width: 981px) {
  .ai-showcase-home {
    padding-top: 54px;
    padding-bottom: 54px;
  }

  .ai-showcase-heading {
    margin-bottom: 28px;
  }

  .ai-capability-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
    border-top: 1px solid var(--ai-line);
    border-bottom: 1px solid var(--ai-line);
  }

  .ai-capability-card {
    display: grid;
    grid-template-columns: minmax(190px, 0.22fr) minmax(0, 1fr);
    grid-template-rows: auto auto auto;
    column-gap: 24px;
    align-items: center;
    padding: 18px 4px;
    border: 0;
    border-bottom: 1px solid var(--ai-line);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    overflow: visible;
  }

  .ai-capability-card:last-child {
    border-bottom: 0;
  }

  .ai-capability-card:hover {
    border-color: var(--ai-line);
    box-shadow: none;
    transform: none;
  }

  .ai-capability-card h3 {
    grid-column: 1;
    grid-row: 1;
    align-self: end;
    font-size: 17px;
    line-height: 1.25;
  }

  .ai-capability-card .ai-card-subtitle {
    grid-column: 1;
    grid-row: 2;
    align-self: start;
    margin-top: 5px;
    font-size: 12px;
  }

  .ai-capability-card .ai-timeline {
    grid-column: 2;
    grid-row: 1 / span 2;
    gap: 0;
    margin: 0;
  }

  .ai-capability-card:nth-child(1) .ai-timeline {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .ai-capability-card:nth-child(2) .ai-timeline,
  .ai-capability-card:nth-child(4) .ai-timeline {
    grid-template-columns: repeat(9, minmax(0, 1fr));
  }

  .ai-capability-card:nth-child(3) .ai-timeline {
    grid-template-columns: repeat(10, minmax(0, 1fr));
  }

  .ai-capability-card .ai-timeline-node {
    min-height: 62px;
    padding: 20px 5px 4px;
    text-align: center;
  }

  .ai-capability-card .ai-timeline-node::before {
    top: 4px;
    right: -50%;
    bottom: auto;
    left: 50%;
    width: auto;
    height: 1px;
    display: block;
  }

  .ai-capability-card .ai-timeline-node:last-child::before {
    display: none;
  }

  .ai-capability-card .ai-timeline-marker {
    top: 0;
    left: 50%;
    width: 9px;
    height: 9px;
    transform: translateX(-50%);
  }

  .ai-capability-card .ai-timeline-content strong {
    font-size: 10.5px;
    line-height: 1.22;
  }

  .ai-capability-card .ai-timeline-content span {
    margin-top: 3px;
    font-size: 9.5px;
    line-height: 1.22;
  }

  .ai-capability-card .ai-skill-chips {
    grid-column: 2;
    grid-row: 3;
    align-self: start;
    gap: 5px;
    margin: 5px 0 0;
    padding: 0;
  }

  .ai-capability-card .ai-skill-chip {
    padding: 5px 8px;
    font-size: 10.5px;
  }

  .ai-engineering-stack {
    margin-top: 14px;
    padding: 13px 0 0;
    border: 0;
    border-top: 1px solid var(--ai-line);
    border-radius: 0;
    background: transparent;
    text-align: left;
  }

  .ai-showcase-panel {
    padding: 26px 30px;
    box-shadow: 0 18px 48px rgba(23, 35, 61, 0.055);
  }

  .ai-showcase-panel > .ai-showcase-lead {
    max-width: 980px;
  }

  .ai-architecture {
    gap: 12px;
    margin-top: 22px;
  }

  .ai-architecture-moon .ai-architecture-timeline,
  .ai-architecture-linka .ai-architecture-timeline {
    padding: 14px 10px 8px;
    border: 0;
    border-top: 1px solid var(--ai-line);
    border-bottom: 1px solid var(--ai-line);
    border-radius: 0;
    background: transparent;
  }

  .ai-architecture-moon .ai-agent-branches {
    gap: 0;
    border-bottom: 1px solid var(--ai-line);
  }

  .ai-architecture-moon .ai-agent-branch {
    padding: 14px 16px;
    border: 0;
    border-left: 1px solid var(--ai-line);
    border-radius: 0;
    background: transparent;
  }

  .ai-architecture-moon .ai-agent-branch:first-child {
    border-left: 0;
  }

  .ai-architecture-moon .ai-branch-flow {
    margin-top: 8px;
    font-size: 11.5px;
    line-height: 1.55;
  }

  .ai-architecture-moon .ai-agent-branch .ai-skill-chips {
    margin-top: 10px;
  }

  .ai-architecture-linka .ai-architecture-side {
    gap: 0;
    border-bottom: 1px solid var(--ai-line);
  }

  .ai-architecture-linka .ai-agent-branch,
  .ai-architecture-linka .ai-secondary-flow {
    padding: 14px 16px;
    border: 0;
    border-left: 1px solid var(--ai-line);
    border-radius: 0;
    background: transparent;
  }

  .ai-architecture-linka .ai-agent-branch:first-child {
    border-left: 0;
  }

  .ai-architecture-linka .ai-branch-flow {
    margin-top: 8px;
    font-size: 11.5px;
    line-height: 1.55;
  }

  .ai-architecture-linka .ai-secondary-flow ol {
    margin-top: 8px;
  }

  .ai-product-status {
    margin-top: 12px;
    padding: 10px 14px;
  }

  .ai-product-skills {
    margin-top: 14px;
    padding-top: 14px;
  }

  .ai-architecture-tarot .ai-architecture-side,
  .ai-architecture-worldgo .ai-architecture-side {
    gap: 8px;
  }

  .ai-architecture-tarot .ai-context-card,
  .ai-architecture-worldgo .ai-context-card {
    padding-top: 12px;
    padding-bottom: 12px;
  }

  .ai-architecture-tarot .ai-architecture-side > .ai-skill-chips,
  .ai-architecture-worldgo .ai-architecture-side > .ai-skill-chips {
    margin-top: 4px;
  }
}

@media (min-width: 981px) and (max-width: 1179px) {
  .ai-capability-card {
    grid-template-columns: minmax(160px, 0.2fr) minmax(0, 1fr);
    column-gap: 16px;
  }

  .ai-capability-card h3 {
    font-size: 15px;
  }

  .ai-capability-card .ai-timeline-content strong {
    font-size: 9.5px;
  }

  .ai-capability-card .ai-timeline-content span {
    font-size: 8.75px;
  }

  .ai-capability-card .ai-skill-chip {
    font-size: 9.5px;
  }
}

/* Product Summary: a compact product-facing counterpart to the architecture
   canvas below. Kept deliberately separate from the frozen AI structures. */
.product-summary-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr) minmax(0, 1.2fr);
  gap: 16px;
  margin-top: 36px;
}

@media (min-width: 981px) {
  .product-summary-grid {
    width: min(calc(100vw - 56px), 1400px);
    margin-right: auto;
    margin-left: 50%;
    transform: translateX(-50%);
  }
}

.product-summary-card.section {
  display: flex;
  flex-direction: column;
  min-height: 196px;
  margin-top: 0;
  padding: 27px 28px 24px;
  border-color: var(--ai-line);
  box-shadow: 0 12px 30px rgba(23, 35, 61, 0.055);
}

.product-summary-card.section h2 {
  margin-bottom: 12px;
  color: var(--ai-ink);
  font-size: 23px;
  letter-spacing: -0.018em;
}

.product-summary-card.section p {
  color: var(--ai-copy);
  font-size: 14px;
  line-height: 1.72;
  overflow-wrap: anywhere;
}

.product-summary-note {
  margin-bottom: 16px !important;
}

.product-summary-features .feature-list {
  gap: 7px;
  margin-top: auto;
}

.product-summary-features .feature-list span {
  padding: 6px 9px;
  border-color: #d9e0ee;
  color: var(--ai-ink);
  font-size: 11px;
  line-height: 1.2;
}

@media (min-width: 981px) and (max-width: 1179px) {
  .product-summary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-summary-intro {
    grid-column: 1 / -1;
    min-height: 0;
  }
}

@media (max-width: 980px) {
  .product-summary-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 30px;
  }

  .product-summary-card.section {
    min-height: 0;
    margin-top: 0;
    padding: 24px;
  }

  .product-summary-card.section h2 {
    font-size: 24px;
  }

  .product-summary-features .feature-list {
    margin-top: 4px;
  }
}

@media (max-width: 640px) {
  .product-summary-grid {
    gap: 14px;
    margin-top: 24px;
  }

  .product-summary-card.section {
    padding: 22px;
  }

  .product-summary-card.section h2 {
    margin-bottom: 10px;
    font-size: 23px;
  }

  .product-summary-card.section p {
    font-size: 14px;
    line-height: 1.68;
  }
}

/* AI Native portfolio finish: restrained depth, precision lines and a subtle
   architecture grid without changing any product or capability content. */
.ai-showcase-home {
  background-color: #f6f8fc;
  background-image:
    radial-gradient(circle at 12% 8%, rgba(92, 112, 255, 0.075), transparent 24%),
    radial-gradient(circle at 88% 92%, rgba(54, 110, 219, 0.055), transparent 27%),
    linear-gradient(rgba(87, 105, 151, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(87, 105, 151, 0.035) 1px, transparent 1px);
  background-size: auto, auto, 32px 32px, 32px 32px;
}

.ai-showcase-heading h2,
.ai-showcase-panel > h2 {
  text-wrap: balance;
}

.ai-showcase-eyebrow {
  text-shadow: 0 0 22px rgba(84, 105, 255, 0.18);
}

.ai-showcase-panel {
  position: relative;
  isolation: isolate;
  border-color: rgba(199, 209, 230, 0.92);
  background-color: rgba(255, 255, 255, 0.96);
  background-image:
    radial-gradient(circle at 94% 2%, rgba(89, 108, 255, 0.065), transparent 22%),
    linear-gradient(rgba(80, 101, 148, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(80, 101, 148, 0.025) 1px, transparent 1px);
  background-size: auto, 28px 28px, 28px 28px;
  box-shadow: 0 22px 58px rgba(23, 35, 61, 0.07), inset 0 1px 0 #ffffff;
}

.ai-showcase-panel::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: 0;
  right: 7%;
  left: 7%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(78, 100, 255, 0.62), transparent);
}

.ai-timeline-node,
.ai-agent-branch,
.ai-context-card,
.ai-secondary-flow,
.ai-skill-chip {
  transition: border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.ai-timeline-node::before,
.ai-architecture-tarot .ai-timeline::before {
  background: linear-gradient(90deg, rgba(91, 111, 255, 0.72), rgba(176, 189, 224, 0.78));
}

.ai-timeline-marker {
  background: linear-gradient(135deg, #7187ff, #3f5ee8);
  box-shadow: 0 0 0 1px rgba(73, 96, 230, 0.92), 0 3px 10px rgba(71, 94, 227, 0.2);
}

.ai-timeline-node:hover .ai-timeline-marker {
  transform: scale(1.2);
  box-shadow: 0 0 0 1px #4b64e7, 0 0 0 5px rgba(79, 101, 235, 0.09), 0 5px 14px rgba(71, 94, 227, 0.24);
}

.ai-timeline-node:hover .ai-timeline-content strong {
  color: #304bbd;
}

@media (min-width: 981px) {
  .ai-capability-card .ai-timeline-node:hover .ai-timeline-marker {
    transform: scale(1.2);
  }

  .ai-architecture-moon .ai-timeline-node:hover .ai-timeline-marker,
  .ai-architecture-linka .ai-timeline-node:hover .ai-timeline-marker,
  .ai-architecture-tarot .ai-timeline-node:hover .ai-timeline-marker {
    transform: translateX(-50%) scale(1.2);
  }
}

.ai-skill-chip {
  border-color: rgba(203, 213, 237, 0.9);
  background: rgba(239, 243, 255, 0.86);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.92);
}

.ai-skill-chip:hover {
  border-color: rgba(139, 158, 228, 0.78);
  background: #f7f9ff;
  box-shadow: 0 5px 14px rgba(52, 73, 151, 0.08);
  transform: translateY(-1px);
}

.ai-capability-grid {
  position: relative;
  border-color: rgba(197, 208, 231, 0.92);
}

.ai-capability-card {
  position: relative;
}

.ai-capability-card::after {
  content: "";
  position: absolute;
  top: 12px;
  bottom: 12px;
  left: 0;
  width: 2px;
  border-radius: 999px;
  background: linear-gradient(180deg, transparent, rgba(87, 108, 245, 0.7), transparent);
  opacity: 0;
  transition: opacity 180ms ease;
}

.ai-capability-card:hover {
  background: linear-gradient(90deg, rgba(241, 244, 255, 0.74), rgba(255, 255, 255, 0));
}

.ai-capability-card:hover::after {
  opacity: 1;
}

.ai-engineering-stack {
  color: #5b6579;
  letter-spacing: 0.005em;
}

.ai-engineering-stack strong {
  position: relative;
  padding-left: 14px;
}

.ai-engineering-stack strong::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #5570ee;
  box-shadow: 0 0 0 4px rgba(85, 112, 238, 0.1);
  transform: translateY(-50%);
}

.ai-agent-branch:hover,
.ai-context-card:hover,
.ai-secondary-flow:hover {
  border-color: rgba(151, 168, 222, 0.72);
  background-color: rgba(247, 249, 255, 0.86);
}

.ai-architecture-moon .ai-agent-branch:hover,
.ai-architecture-linka .ai-agent-branch:hover,
.ai-architecture-linka .ai-secondary-flow:hover {
  background: linear-gradient(180deg, rgba(245, 248, 255, 0.92), rgba(255, 255, 255, 0.45));
}

.ai-context-result {
  border-left-color: rgba(82, 105, 235, 0.72);
  background: linear-gradient(90deg, rgba(238, 242, 255, 0.94), rgba(248, 250, 255, 0.62));
}

.product-summary-grid {
  gap: 0;
  overflow: hidden;
  border: 1px solid rgba(197, 208, 230, 0.94);
  border-radius: 12px;
  background-color: rgba(255, 255, 255, 0.96);
  background-image:
    radial-gradient(circle at 4% 0%, rgba(89, 111, 245, 0.055), transparent 29%),
    linear-gradient(90deg, rgba(246, 248, 253, 0.65), rgba(255, 255, 255, 0.86));
  box-shadow: 0 18px 46px rgba(23, 35, 61, 0.065), inset 0 1px 0 #ffffff;
}

.product-summary-card.section {
  position: relative;
  border: 0;
  border-left: 1px solid rgba(210, 218, 235, 0.9);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.product-summary-card.section:first-child {
  border-left: 0;
}

.product-summary-card.section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 28px;
  width: 34px;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, #4c67e8, rgba(76, 103, 232, 0.08));
}

.product-summary-card.section h2 {
  font-weight: 800;
}

.product-summary-features .feature-list span {
  border-color: rgba(205, 214, 235, 0.92);
  background: rgba(239, 243, 253, 0.82);
  box-shadow: inset 0 1px 0 #ffffff;
}

.product-overview {
  border-color: rgba(201, 211, 230, 0.92);
  background:
    radial-gradient(circle at 95% 0%, rgba(81, 105, 230, 0.045), transparent 25%),
    #ffffff;
  box-shadow: 0 18px 48px rgba(23, 35, 61, 0.06);
}

.product-overview .section-heading p {
  max-width: none;
  white-space: nowrap;
}

.product-card {
  border-color: rgba(202, 211, 230, 0.92);
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 12px 28px rgba(23, 35, 61, 0.06);
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.product-card:hover,
.product-card:focus {
  border-color: rgba(139, 157, 216, 0.82);
  box-shadow: 0 18px 38px rgba(23, 35, 61, 0.1);
}

.product-card img,
.product-card.worldgo-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 1717 / 916;
  object-fit: contain;
  object-position: center;
  background: #eef2f8;
}

@media (min-width: 981px) and (max-width: 1179px) {
  .product-summary-card.section {
    border-left: 1px solid rgba(210, 218, 235, 0.9);
  }

  .product-summary-intro {
    border-bottom: 1px solid rgba(210, 218, 235, 0.9) !important;
    border-left: 0 !important;
  }

  .product-summary-features {
    border-left: 0 !important;
  }
}

@media (max-width: 980px) {
  .product-summary-grid {
    gap: 0;
  }

  .product-summary-card.section,
  .product-summary-card.section:first-child {
    border-bottom: 1px solid rgba(210, 218, 235, 0.9);
    border-left: 0;
  }

  .product-summary-card.section:last-child {
    border-bottom: 0;
  }

  .product-overview .section-heading p {
    white-space: normal;
  }
}

@media (max-width: 640px) {
  .ai-showcase-home,
  .ai-showcase-panel {
    background-size: auto, auto, 24px 24px, 24px 24px;
  }

  .product-summary-card.section::before {
    left: 22px;
  }
}

/* Product detail display correction: let summary and architecture read as one
   wide, line-led product canvas instead of two stacked framed cards. */
.content-shell {
  max-width: none;
  padding-top: 28px;
  padding-bottom: 52px;
}

.product-summary-grid,
.content-shell > .ai-showcase-product {
  width: min(calc(100vw - 40px), 1400px);
}

.product-summary-grid {
  margin-top: 0;
  overflow: visible;
  border: 0;
  border-top: 1px solid rgba(199, 209, 229, 0.9);
  border-bottom: 1px solid rgba(199, 209, 229, 0.9);
  border-radius: 0;
  background:
    radial-gradient(circle at 5% 0%, rgba(89, 111, 245, 0.045), transparent 30%),
    linear-gradient(90deg, rgba(248, 250, 254, 0.86), rgba(255, 255, 255, 0.44));
  box-shadow: none;
}

.product-summary-card.section {
  min-height: 174px;
  padding: 23px 26px 21px;
}

.product-summary-card.section::before {
  left: 26px;
}

.content-shell > .ai-showcase-product {
  margin-top: 24px;
}

.ai-showcase-product .ai-showcase-panel {
  padding: 28px 26px 30px;
  border: 0;
  border-top: 1px solid rgba(199, 209, 229, 0.9);
  border-bottom: 1px solid rgba(199, 209, 229, 0.9);
  border-radius: 0;
  box-shadow: none;
}

.ai-showcase-product .ai-architecture {
  margin-top: 24px;
}

/* WorldGo is a lifecycle, not a grouped matrix. The ninth source node stays
   intact and becomes the final return-to-memory step in the same main chain. */
@media (min-width: 981px) {
  .ai-architecture-worldgo .ai-architecture-timeline {
    padding: 16px 4px 8px;
  }

  .ai-architecture-worldgo .ai-timeline {
    position: relative;
    display: grid;
    grid-template-columns: repeat(9, minmax(0, 1fr));
    grid-template-rows: minmax(86px, auto);
    gap: 0;
  }

  .ai-architecture-worldgo .ai-timeline::before {
    content: "";
    position: absolute;
    top: 10px;
    right: 5.5%;
    left: 5.5%;
    height: 1px;
    background: linear-gradient(90deg, rgba(91, 111, 255, 0.72), rgba(176, 189, 224, 0.78));
  }

  .ai-architecture-worldgo .ai-timeline-node,
  .ai-architecture-worldgo .ai-timeline-node:nth-child(n) {
    grid-column: auto;
    grid-row: auto;
    min-height: 86px;
    padding: 28px 7px 6px;
    border: 0;
    border-radius: 0;
    background: transparent;
    text-align: center;
  }

  .ai-architecture-worldgo .ai-timeline-node::before,
  .ai-architecture-worldgo .ai-timeline-node::after {
    content: none !important;
    display: none;
  }

  .ai-architecture-worldgo .ai-timeline-marker {
    display: block;
    top: 6px;
    left: 50%;
    width: 9px;
    height: 9px;
    border-width: 2px;
    transform: translateX(-50%);
  }

  .ai-architecture-worldgo .ai-timeline-node:hover .ai-timeline-marker {
    transform: translateX(-50%) scale(1.2);
  }

  .ai-architecture-worldgo .ai-timeline-content strong {
    font-size: 11px;
    line-height: 1.28;
  }

  .ai-architecture-worldgo .ai-timeline-content span {
    margin-top: 4px;
    font-size: 10px;
    line-height: 1.32;
  }

  .ai-architecture-worldgo .ai-timeline-node:last-child .ai-timeline-content strong {
    color: var(--ai-accent);
  }
}

@media (max-width: 980px) {
  .content-shell {
    padding-top: 24px;
    padding-bottom: 46px;
  }

  .product-summary-grid,
  .content-shell > .ai-showcase-product {
    width: 100%;
  }

  .product-summary-grid {
    margin-top: 0;
  }

  .product-summary-card.section {
    padding: 22px 24px 20px;
  }

  .content-shell > .ai-showcase-product {
    margin-top: 20px;
  }

  .ai-showcase-product .ai-showcase-panel {
    padding: 24px;
  }

  .ai-showcase-product .ai-architecture {
    margin-top: 22px;
  }

  .ai-architecture-worldgo .ai-timeline-node:last-child {
    border-top-color: rgba(117, 136, 211, 0.62);
    background: linear-gradient(90deg, rgba(240, 244, 255, 0.72), transparent);
  }
}

@media (max-width: 640px) {
  .content-shell {
    padding-top: 20px;
    padding-bottom: 40px;
  }

  .product-summary-card.section,
  .ai-showcase-product .ai-showcase-panel {
    padding-right: 20px;
    padding-left: 20px;
  }

  .product-summary-card.section::before {
    left: 20px;
  }
}

/* Detail pages share the homepage's page-level canvas treatment: the panel is
   purely structural, while timelines, agents and skill chips keep their own
   intentional hierarchy. */
.ai-showcase-product .ai-showcase-panel {
  isolation: auto;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  background-image: none;
  box-shadow: none;
}

.ai-showcase-product .ai-showcase-panel::before {
  content: none;
  display: none;
}

/* Portfolio rhythm: capability content should be paced by typography and
   proximity, not by a technical-diagram frame around every transition. */
.ai-showcase-home {
  padding-top: 44px;
  padding-bottom: 28px;
}

.ai-showcase-heading {
  margin-bottom: 20px;
}

.ai-capability-grid {
  gap: 18px;
  border: 0;
}

.ai-capability-card,
.ai-capability-card:last-child {
  padding: 14px 4px;
  border: 0;
}

.ai-capability-card::after {
  display: none;
}

.ai-engineering-stack {
  margin-top: 0;
  padding: 8px 0 0;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.product-overview.section {
  margin-top: 24px;
}

.ai-showcase-product .ai-architecture {
  margin-top: 18px;
}

.ai-showcase-product .ai-product-skills {
  margin-top: 16px;
  padding-top: 0;
  border-top: 0;
}

@media (min-width: 981px) {
  .ai-showcase-home {
    padding-top: 44px;
    padding-bottom: 28px;
  }

  .ai-capability-grid {
    gap: 14px;
  }

  .ai-capability-card,
  .ai-capability-card:last-child {
    padding: 12px 4px;
    border: 0;
  }

  .ai-engineering-stack {
    margin-top: 0;
    padding-top: 6px;
    border: 0;
  }

  .ai-showcase-product .ai-architecture-moon .ai-architecture-timeline,
  .ai-showcase-product .ai-architecture-linka .ai-architecture-timeline {
    padding-top: 0;
    border-top: 0;
    border-bottom: 0;
  }

  .ai-showcase-product .ai-architecture-moon .ai-agent-branches,
  .ai-showcase-product .ai-architecture-linka .ai-architecture-side {
    border-bottom: 0;
  }
}

@media (max-width: 800px) {
  .ai-showcase-home {
    padding-top: 38px;
    padding-bottom: 24px;
  }

  .ai-showcase-heading {
    margin-bottom: 18px;
  }

  .ai-capability-grid {
    gap: 14px;
  }

  .ai-engineering-stack {
    padding-top: 4px;
  }
}

/* Product detail pages use the same 1400px canvas and outer gutter as the
   homepage AI portfolio, while the mobile gutter continues to use the base
   content-shell rule. */
@media (min-width: 981px) {
  .content-shell {
    padding-right: 28px;
    padding-left: 28px;
  }

  .product-summary-grid,
  .content-shell > .ai-showcase-product {
    width: min(100%, 1400px);
  }

  .product-card:first-child p {
    white-space: nowrap;
  }
}

/* Detail architecture canvases share the homepage portfolio's page rhythm:
   one grid field, one gutter and the same title-to-hero breathing room. */
.content-shell:has(> .ai-showcase-product) {
  padding-top: 44px;
  padding-bottom: 28px;
  background-color: #f6f8fc;
  background-image:
    radial-gradient(circle at 12% 8%, rgba(92, 112, 255, 0.075), transparent 24%),
    radial-gradient(circle at 88% 92%, rgba(54, 110, 219, 0.055), transparent 27%),
    linear-gradient(rgba(87, 105, 151, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(87, 105, 151, 0.035) 1px, transparent 1px);
  background-size: auto, auto, 32px 32px, 32px 32px;
}

.content-shell > .ai-showcase-product {
  margin-top: 0;
}

@media (max-width: 800px) {
  .content-shell:has(> .ai-showcase-product) {
    padding-top: 38px;
    padding-bottom: 24px;
  }
}

@media (max-width: 640px) {
  .content-shell:has(> .ai-showcase-product) {
    background-size: auto, auto, 24px 24px, 24px 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ai-capability-card,
  .ai-timeline-node,
  .ai-agent-branch,
  .ai-context-card,
  .ai-secondary-flow,
  .ai-skill-chip,
  .product-card {
    transition: none;
  }

  .ai-capability-card:hover,
  .ai-skill-chip:hover,
  .product-card:hover,
  .product-card:focus {
    transform: none;
  }
}

@media print {
  .ai-capability-card,
  .ai-showcase-panel,
  .ai-agent-branch,
  .ai-context-card,
  .ai-secondary-flow {
    box-shadow: none;
  }
}