/* Homepage demonstration and capability wayfinding, in the existing site system. */
.portal-entry { color: var(--ink); text-decoration-thickness: 1px; text-underline-offset: 6px; padding: 12px 0; }
.capability-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: 32px; border-top: 1px solid var(--line); }
.capability-links a { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 68px; padding: 18px 0; border-bottom: 1px solid var(--line); color: var(--ink-2); text-decoration: none; font-size: 17px; }
.capability-links a:nth-child(odd) { margin-right: 32px; }
.capability-links a::after { content: "→"; color: var(--gold-ink); }
.capability-links a:hover { color: var(--ink); }
.capability-links a:focus-visible { outline-offset: -2px; }
.service-links { padding-top: 0; padding-bottom: 72px; }
.service-links .capability-links { margin-top: 0; }
.platform-intro { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(32px, 6vw, 88px); align-items: end; margin-bottom: 48px; }
.platform-intro h2 { max-width: none; font-size: clamp(38px, 4.8vw, 68px); }
.platform-intro p { font-size: clamp(18px, 1.5vw, 22px); color: var(--ink-2); line-height: 1.55; max-width: 38em; }
.platform-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); }
.platform-tabs a { display: flex; gap: 14px; align-items: center; padding: 22px 20px; min-height: 70px; text-decoration: none; color: var(--ink-2); font-size: clamp(16px, 1.7vw, 23px); border-bottom: 2px solid transparent; }
.platform-tabs a + a { border-left: 1px solid var(--line); }
.platform-tabs a:hover { background: var(--bg-2); color: var(--ink); }
.platform-tabs a[aria-selected="true"] { color: var(--ink); border-bottom-color: var(--gold); background: var(--bg-2); }
.platform-tabs a:focus-visible { outline-offset: -5px; }
.platform-tabs span { font-family: var(--mono); font-size: 12px; color: var(--mute); }
.platform-source { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px 20px; padding: 15px 0; color: var(--ink-2); font-size: 13px; }
.platform-source span:first-child { color: var(--gold-ink); }
.platform-panel { margin: 0 0 32px; scroll-margin-top: 96px; }
.platform-panel[hidden] { display: none; }
.platform-image { position: relative; display: block; width: 100%; aspect-ratio: 1.65; background: #050505; border: 1px solid var(--line-2); overflow: hidden; }
.platform-image picture { display: contents; }
.platform-image img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
.platform-showcase [data-full-screenshot="mobile"] { display: none; }
.platform-caption { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 64px; padding: 26px 0; border-bottom: 1px solid var(--line); }
.platform-caption h3 { font-size: clamp(24px, 2.5vw, 34px); line-height: 1.12; letter-spacing: -.02em; max-width: 23ch; }
.platform-caption p { color: var(--ink-2); margin: 0; max-width: 55ch; }
.platform-caption a { display: inline-block; font-size: 14px; margin-top: 12px; text-underline-offset: 4px; min-height: 32px; }
.platform-detail { margin-top: 12px !important; font-family: var(--mono); font-size: 13px; color: var(--gold-ink) !important; }
.platform-bottom { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; margin-top: 34px; }
.platform-bottom p { color: var(--ink-2); max-width: 42ch; margin: 0; }
.platform-actions { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.platform-actions > a:not(.btn) { padding: 12px 0; font-size: 15px; text-underline-offset: 4px; }
@media (prefers-reduced-motion: no-preference) {
  .platform-panel.is-entering { animation: platform-enter 180ms cubic-bezier(.16, 1, .3, 1); }
  @keyframes platform-enter { from { opacity: .6; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }
}
@media (max-width: 900px) {
  .platform-intro { grid-template-columns: 1fr; gap: 24px; margin-bottom: 32px; }
  .platform-intro h2 { max-width: 16ch; }
  .platform-caption { gap: 24px; }
}
@media (max-width: 600px) {
  .platform-showcase [data-full-screenshot="desktop"] { display: none; }
  .platform-showcase [data-full-screenshot="mobile"] { display: inline-block; }
  .capability-links { grid-template-columns: 1fr; }
  .capability-links a:nth-child(odd) { margin-right: 0; }
  .platform-tabs a { padding: 16px 9px; gap: 7px; flex-direction: column; align-items: flex-start; font-size: 16px; line-height: 1.3; }
  .platform-tabs span { font-size: 11px; }
  .platform-source { font-size: 12px; }
  .platform-image { height: 430px; aspect-ratio: auto; align-items: start; }
  .platform-image img { width: 100%; height: auto; max-height: none; object-fit: initial; }
  .platform-caption { grid-template-columns: 1fr; padding-top: 22px; }
  .platform-caption a { min-height: 44px; padding-top: 8px; }
  .platform-bottom { align-items: flex-start; }
}