/* Hallmark · page styles for this route; stamp and tokens live in site.css · hero: Stage */
.hero--demo { padding-block: var(--space-xl) var(--space-lg); }
.hero__head { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--space-lg) var(--gap-columns); align-items: end; align-items: last baseline; margin-bottom: var(--space-xl); }
.hero__head h1 { grid-column: 1 / span 7; font-size: clamp(2.5rem, 3.2vw + 1rem, 4.5rem); max-width: none; }
/* each line of the two-line split is ~9.1em wide, so narrow phones shrink the type to keep two lines */
@media (max-width: 25.5rem) { .hero__head h1 { font-size: min(2.5rem, calc((100vw - 3rem) * 0.108)); } }
.hero__side { grid-column: 8 / -1; display: grid; gap: var(--space-lg); }
.hero__side .lead { max-width: 40ch; }
@media (max-width: 60rem) { .hero__head h1, .hero__side { grid-column: 1 / -1; } }

.head--split > .wattson-head { grid-column: 1 / span 6; display: grid; gap: var(--space-md); }
.wattson-head .lead { max-width: 46ch; }
.wattson-intro { display: grid; gap: var(--space-lg); padding-top: var(--space-sm); }
@media (max-width: 60rem) { .head--split > .wattson-head { grid-column: 1 / -1; } .wattson-intro { padding-top: 0; } }
/* the film with its chapter timeline, shared with /wattson */
.realfilm { margin: 0; }
.realfilm__frame { position: relative; aspect-ratio: 16 / 9; overflow: hidden; border-radius: var(--radius-card); background: var(--color-panel); outline: 1px solid var(--color-rule-strong); }
.realfilm__frame video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.realfilm__bar { display: grid; gap: var(--space-sm); margin-top: var(--space-md); }
.chapters { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-xs); list-style: none; }
.chapter { --p: 0; display: grid; gap: var(--space-2xs); width: 100%; height: 100%; align-content: start; padding: var(--space-sm) 0 var(--space-xs); border: 0; background: none; color: var(--color-ink-2); font: 500 var(--text-sm)/1.35 var(--font-body); text-align: left; cursor: pointer; }
.chapter__track { position: relative; display: block; height: 6px; margin-bottom: var(--space-xs); overflow: hidden; border-radius: var(--radius-pill); background: var(--color-rule-strong); transition: background-color var(--dur-short) var(--ease-out); }
.chapter__track i { position: absolute; inset: 0; background: var(--color-accent); transform: scaleX(var(--p)); transform-origin: left center; }
.chapter__time { font-size: var(--text-xs); font-variant-numeric: tabular-nums; color: var(--color-muted); }
.chapter:hover { color: var(--color-ink); }
.chapter:hover .chapter__track { background: color-mix(in oklab, var(--color-accent) 30%, var(--color-rule-strong)); }
.chapter[aria-current="true"] { color: var(--color-ink); }
.chapter[aria-current="true"] .chapter__time { color: var(--color-accent); }
.chapter:active .chapter__track { transform: scaleY(1.4); }
.chapter:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 4px; border-radius: var(--radius-inner); }
@media (max-width: 48rem) { .chapters { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: var(--space-md); } }
.realfilm__controls { display: flex; align-items: center; gap: var(--space-xs); }
.realfilm__controls .hint { flex: 1; min-height: 1lh; font-size: var(--text-sm); color: var(--color-ink-2); }
@media (max-width: 60rem) { .realfilm__controls { flex-wrap: wrap; } }
.showfilm { margin: 0; }
.showfilm__frame { position: relative; aspect-ratio: 16 / 9; overflow: hidden; border-radius: var(--radius-card); background: var(--color-panel); outline: 1px solid var(--color-rule-strong); }
.showfilm__frame video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.showfilm__bar { display: flex; align-items: center; justify-content: flex-end; gap: var(--space-md); margin-top: var(--space-sm); }
.showfilm__bar figcaption { color: var(--color-ink-2); }
.showfilm__bar figcaption b { color: var(--color-accent); font-weight: 500; }

.cis { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: var(--space-xl) var(--gap-columns); align-items: center; }
.cis__stage { grid-column: 6 / -1; grid-row: 1; }
.cis__side { grid-column: 1 / span 4; grid-row: 1; display: grid; gap: var(--space-xl); }
.cis__panels { display: grid; }
.cis__panel { grid-area: 1 / 1; display: grid; gap: var(--space-sm); align-content: start; }
.js .cis__panel { transition: opacity var(--dur-short) var(--ease-out); }
.js .cis__panel[hidden] { display: grid; visibility: hidden; opacity: 0; }
html:not(.js) .cis__panels { gap: var(--space-lg); }
html:not(.js) .cis__panel { grid-area: auto; }
.cis__icon { display: grid; place-items: center; width: 48px; height: 48px; margin-bottom: var(--space-xs); border-radius: var(--radius-inner); background: var(--color-accent-fill); color: var(--color-accent-ink); }
.cis__icon .icon { width: 24px; height: 24px; }
.cis__panel h3 { font-size: var(--text-2xl); line-height: 1.1; }
.cis__panel p { font-size: var(--text-lg); color: var(--color-ink-2); }

/* Six areas circle the platform; positions come from --a (the angle) and --r (the radius, in container units). */
.orbit { --r: 37cqw; --spin: 90s; position: relative; container-type: inline-size; width: min(100%, 38rem); aspect-ratio: 1; margin-inline: auto; }
.orbit::before { content: ""; position: absolute; inset: calc(50cqw - var(--r)); border: 1px dashed var(--color-rule-strong); border-radius: 50%; }
.orbit__ring { position: absolute; inset: 0; animation: orbit-spin var(--spin) linear infinite paused; }
.orbit__spoke { position: absolute; left: 50%; top: 50%; width: var(--r); height: 1px; background: var(--color-rule-strong); transform-origin: 0 50%; transform: rotate(var(--a)); }
.orbit__spoke.is-on { height: 2px; background: var(--color-accent); }
.orbit__spoke.is-on::after { content: ""; position: absolute; left: 0; top: 50%; width: 8px; height: 8px; margin-top: calc(-1 * var(--space-2xs)); border-radius: 50%; background: var(--color-accent); animation: orbit-pulse 1.6s var(--ease-out) infinite paused; }
.orbit__node { position: absolute; left: 50%; top: 50%; width: 0; height: 0; padding: 0; border: 0; background: none; color: inherit; cursor: pointer; transform: rotate(var(--a)) translateX(var(--r)) rotate(calc(-1 * var(--a))); }
.orbit__body { position: absolute; display: grid; justify-items: center; gap: var(--space-2xs); translate: -50% -28px; transform-origin: 50% 28px; animation: orbit-spin var(--spin) linear infinite reverse paused; }
.orbit__icon { display: grid; place-items: center; width: 56px; height: 56px; border: 1px solid var(--color-rule-strong); border-radius: 50%; background: var(--color-paper); color: var(--color-ink); transition: background-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out), border-color var(--dur-short) var(--ease-out), scale var(--dur-short) var(--ease-out); }
.orbit__icon .icon { width: 24px; height: 24px; }
.orbit__label { padding: var(--space-3xs) var(--space-xs); border-radius: var(--radius-inner); background: var(--color-paper-2); color: var(--color-ink-2); font-size: var(--text-sm); font-weight: 500; white-space: nowrap; }
.orbit__node:hover .orbit__icon { border-color: var(--color-accent); color: var(--color-accent); }
.orbit__node.is-on .orbit__icon { border-color: var(--color-accent-fill); background: var(--color-accent-fill); color: var(--color-accent-ink); scale: 1.08; }
.orbit__node.is-on .orbit__label { color: var(--color-ink); }
.orbit__node:focus-visible { outline: 0; }
.orbit__node:focus-visible .orbit__icon { outline: 2px solid var(--color-focus); outline-offset: 4px; }
.orbit__node:active .orbit__icon { scale: 0.96; }
.orbit__core { position: absolute; left: 50%; top: 50%; display: grid; place-items: center; align-content: center; gap: var(--space-xs); width: 30cqw; aspect-ratio: 1; translate: -50% -50%; border-radius: 50%; background: var(--color-brand); color: var(--color-brand-ink); box-shadow: 0 0 0 10px color-mix(in oklab, var(--color-brand) 10%, transparent), 0 0 0 22px color-mix(in oklab, var(--color-brand) 5%, transparent); }
.orbit__core svg { width: 34%; height: auto; aspect-ratio: 380 / 302; fill: currentColor; }
.orbit__core span { font: 600 var(--text-lg)/1 var(--font-display); letter-spacing: var(--tracking-display); }
.cis.is-running:not(.is-peeking) .orbit__ring, .cis.is-running:not(.is-peeking) .orbit__body, .cis.is-running .orbit__spoke.is-on::after { animation-play-state: running; }
@keyframes orbit-spin { to { transform: rotate(360deg); } }
@keyframes orbit-pulse { from { transform: translateX(0); opacity: 1; } 80% { opacity: 1; } to { transform: translateX(calc(var(--r) - 36px)); opacity: 0; } }
@media (max-width: 60rem) {
  .cis__stage, .cis__side { grid-column: 1 / -1; grid-row: auto; }
}
@media (max-width: 40rem) {
  .orbit { --r: 38cqw; }
  .orbit__label { display: none; }
  .orbit__body { translate: -50% -22px; transform-origin: 50% 22px; }
  .orbit__icon { width: 44px; height: 44px; }
  .orbit__core span { font-size: var(--text-sm); }
}
@media (prefers-reduced-motion: reduce) { .orbit__ring, .orbit__body, .orbit__spoke.is-on::after { animation: none; } }

/* code sample head: the language tabs are a tablist of their own, with Send request beside it rather than inside it */
.code__head { display: flex; align-items: center; gap: var(--space-2xs) var(--space-sm); padding: var(--space-xs) var(--space-sm) 0; border-bottom: 1px solid var(--color-panel-rule); }
.code__head .code__tabs { flex: 1; min-width: 0; padding: 0; border-bottom: 0; }
@media (max-width: 40rem) { .code__head { flex-wrap: wrap; } }
@media (max-width: 40rem) { .code__head .code__tabs { flex-basis: 100%; } .code__head .code__send { margin-left: auto; } }

/* API section: the four facts run the full width under the text and code, side by side */
.api-split > .facts { grid-column: 1 / -1; grid-template-columns: repeat(4, minmax(0, 1fr)); margin-top: var(--space-2xl); }
@media (max-width: 60rem) { .api-split > .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.api-split .facts li { align-content: start; }
@media (max-width: 30rem) { .api-split .facts { grid-template-columns: minmax(0, 1fr); } }

/* platform panels: a short list under each description so the text column matches the orbit's height */
.cis__panel .ticks { margin-top: var(--space-sm); padding-top: var(--space-md); border-top: 1px solid var(--color-rule); }